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Provide NS notification objects where required to eliminate warnings
[gnu-emacs] / src / nsterm.m
1 /* NeXT/Open/GNUstep / MacOSX communication module. -*- coding: utf-8 -*-
2
3 Copyright (C) 1989, 1993-1994, 2005-2006, 2008-2015 Free Software
4 Foundation, Inc.
5
6 This file is part of GNU Emacs.
7
8 GNU Emacs is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
12
13 GNU Emacs is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
20
21 /*
22 Originally by Carl Edman
23 Updated by Christian Limpach (chris@nice.ch)
24 OpenStep/Rhapsody port by Scott Bender (sbender@harmony-ds.com)
25 MacOSX/Aqua port by Christophe de Dinechin (descubes@earthlink.net)
26 GNUstep port and post-20 update by Adrian Robert (arobert@cogsci.ucsd.edu)
27 */
28
29 /* This should be the first include, as it may set up #defines affecting
30 interpretation of even the system includes. */
31 #include <config.h>
32
33 #include <fcntl.h>
34 #include <math.h>
35 #include <pthread.h>
36 #include <sys/types.h>
37 #include <time.h>
38 #include <signal.h>
39 #include <unistd.h>
40
41 #include <c-ctype.h>
42 #include <c-strcase.h>
43 #include <ftoastr.h>
44
45 #include "lisp.h"
46 #include "blockinput.h"
47 #include "sysselect.h"
48 #include "nsterm.h"
49 #include "systime.h"
50 #include "character.h"
51 #include "fontset.h"
52 #include "composite.h"
53 #include "ccl.h"
54
55 #include "termhooks.h"
56 #include "termchar.h"
57 #include "menu.h"
58 #include "window.h"
59 #include "keyboard.h"
60 #include "buffer.h"
61 #include "font.h"
62
63 #ifdef NS_IMPL_GNUSTEP
64 #include "process.h"
65 #endif
66
67 #ifdef NS_IMPL_COCOA
68 #include "macfont.h"
69 #endif
70
71
72 extern NSString *NSMenuDidBeginTrackingNotification;
73
74
75 #if NSTRACE_ENABLED
76 int nstrace_num = 0;
77 int nstrace_depth = 0;
78
79 /* Called when nstrace_enabled goes out of scope. */
80 void nstrace_leave(int * pointer_to_nstrace_enabled)
81 {
82 if (*pointer_to_nstrace_enabled)
83 {
84 --nstrace_depth;
85 }
86 }
87
88
89 void ns_print_fullscreen_type_name (char const * s, int fs_type)
90 {
91 // This is a support function for the NSTRACE system, don't add a
92 // NSTRACE () here. However, a local `nstrace_enabled' variable is
93 // needed by the NSTRACE_MSG macros.
94 int nstrace_enabled = 1;
95
96 switch (fs_type)
97 {
98 case FULLSCREEN_NONE:
99 NSTRACE_MSG ("%s: FULLSCREEN_NONE", s);
100 break;
101
102 case FULLSCREEN_WIDTH:
103 NSTRACE_MSG ("%s: FULLSCREEN_WIDTH", s);
104 break;
105
106 case FULLSCREEN_HEIGHT:
107 NSTRACE_MSG ("%s: FULLSCREEN_HEIGHT", s);
108 break;
109
110 case FULLSCREEN_BOTH:
111 NSTRACE_MSG ("%s: FULLSCREEN_BOTH", s);
112 break;
113
114 case FULLSCREEN_MAXIMIZED:
115 NSTRACE_MSG ("%s: FULLSCREEN_MAXIMIZED", s);
116 break;
117
118 default:
119 NSTRACE_MSG ("%s: %d", s, fs_type);
120 break;
121 }
122 }
123 #endif
124
125
126 /* ==========================================================================
127
128 NSColor, EmacsColor category.
129
130 ========================================================================== */
131 @implementation NSColor (EmacsColor)
132 + (NSColor *)colorForEmacsRed:(CGFloat)red green:(CGFloat)green
133 blue:(CGFloat)blue alpha:(CGFloat)alpha
134 {
135 #ifdef NS_IMPL_COCOA
136 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
137 if (ns_use_srgb_colorspace)
138 return [NSColor colorWithSRGBRed: red
139 green: green
140 blue: blue
141 alpha: alpha];
142 #endif
143 #endif
144 return [NSColor colorWithCalibratedRed: red
145 green: green
146 blue: blue
147 alpha: alpha];
148 }
149
150 - (NSColor *)colorUsingDefaultColorSpace
151 {
152 #ifdef NS_IMPL_COCOA
153 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
154 if (ns_use_srgb_colorspace)
155 return [self colorUsingColorSpace: [NSColorSpace sRGBColorSpace]];
156 #endif
157 #endif
158 return [self colorUsingColorSpaceName: NSCalibratedRGBColorSpace];
159 }
160
161 @end
162
163 /* ==========================================================================
164
165 Local declarations
166
167 ========================================================================== */
168
169 /* Convert a symbol indexed with an NSxxx value to a value as defined
170 in keyboard.c (lispy_function_key). I hope this is a correct way
171 of doing things... */
172 static unsigned convert_ns_to_X_keysym[] =
173 {
174 NSHomeFunctionKey, 0x50,
175 NSLeftArrowFunctionKey, 0x51,
176 NSUpArrowFunctionKey, 0x52,
177 NSRightArrowFunctionKey, 0x53,
178 NSDownArrowFunctionKey, 0x54,
179 NSPageUpFunctionKey, 0x55,
180 NSPageDownFunctionKey, 0x56,
181 NSEndFunctionKey, 0x57,
182 NSBeginFunctionKey, 0x58,
183 NSSelectFunctionKey, 0x60,
184 NSPrintFunctionKey, 0x61,
185 NSClearLineFunctionKey, 0x0B,
186 NSExecuteFunctionKey, 0x62,
187 NSInsertFunctionKey, 0x63,
188 NSUndoFunctionKey, 0x65,
189 NSRedoFunctionKey, 0x66,
190 NSMenuFunctionKey, 0x67,
191 NSFindFunctionKey, 0x68,
192 NSHelpFunctionKey, 0x6A,
193 NSBreakFunctionKey, 0x6B,
194
195 NSF1FunctionKey, 0xBE,
196 NSF2FunctionKey, 0xBF,
197 NSF3FunctionKey, 0xC0,
198 NSF4FunctionKey, 0xC1,
199 NSF5FunctionKey, 0xC2,
200 NSF6FunctionKey, 0xC3,
201 NSF7FunctionKey, 0xC4,
202 NSF8FunctionKey, 0xC5,
203 NSF9FunctionKey, 0xC6,
204 NSF10FunctionKey, 0xC7,
205 NSF11FunctionKey, 0xC8,
206 NSF12FunctionKey, 0xC9,
207 NSF13FunctionKey, 0xCA,
208 NSF14FunctionKey, 0xCB,
209 NSF15FunctionKey, 0xCC,
210 NSF16FunctionKey, 0xCD,
211 NSF17FunctionKey, 0xCE,
212 NSF18FunctionKey, 0xCF,
213 NSF19FunctionKey, 0xD0,
214 NSF20FunctionKey, 0xD1,
215 NSF21FunctionKey, 0xD2,
216 NSF22FunctionKey, 0xD3,
217 NSF23FunctionKey, 0xD4,
218 NSF24FunctionKey, 0xD5,
219
220 NSBackspaceCharacter, 0x08, /* 8: Not on some KBs. */
221 NSDeleteCharacter, 0xFF, /* 127: Big 'delete' key upper right. */
222 NSDeleteFunctionKey, 0x9F, /* 63272: Del forw key off main array. */
223
224 NSTabCharacter, 0x09,
225 0x19, 0x09, /* left tab->regular since pass shift */
226 NSCarriageReturnCharacter, 0x0D,
227 NSNewlineCharacter, 0x0D,
228 NSEnterCharacter, 0x8D,
229
230 0x41|NSNumericPadKeyMask, 0xAE, /* KP_Decimal */
231 0x43|NSNumericPadKeyMask, 0xAA, /* KP_Multiply */
232 0x45|NSNumericPadKeyMask, 0xAB, /* KP_Add */
233 0x4B|NSNumericPadKeyMask, 0xAF, /* KP_Divide */
234 0x4E|NSNumericPadKeyMask, 0xAD, /* KP_Subtract */
235 0x51|NSNumericPadKeyMask, 0xBD, /* KP_Equal */
236 0x52|NSNumericPadKeyMask, 0xB0, /* KP_0 */
237 0x53|NSNumericPadKeyMask, 0xB1, /* KP_1 */
238 0x54|NSNumericPadKeyMask, 0xB2, /* KP_2 */
239 0x55|NSNumericPadKeyMask, 0xB3, /* KP_3 */
240 0x56|NSNumericPadKeyMask, 0xB4, /* KP_4 */
241 0x57|NSNumericPadKeyMask, 0xB5, /* KP_5 */
242 0x58|NSNumericPadKeyMask, 0xB6, /* KP_6 */
243 0x59|NSNumericPadKeyMask, 0xB7, /* KP_7 */
244 0x5B|NSNumericPadKeyMask, 0xB8, /* KP_8 */
245 0x5C|NSNumericPadKeyMask, 0xB9, /* KP_9 */
246
247 0x1B, 0x1B /* escape */
248 };
249
250 /* On OS X picks up the default NSGlobalDomain AppleAntiAliasingThreshold,
251 the maximum font size to NOT antialias. On GNUstep there is currently
252 no way to control this behavior. */
253 float ns_antialias_threshold;
254
255 NSArray *ns_send_types =0, *ns_return_types =0, *ns_drag_types =0;
256 NSString *ns_app_name = @"Emacs"; /* default changed later */
257
258 /* Display variables */
259 struct ns_display_info *x_display_list; /* Chain of existing displays */
260 long context_menu_value = 0;
261
262 /* display update */
263 static struct frame *ns_updating_frame;
264 static NSView *focus_view = NULL;
265 static int ns_window_num = 0;
266 #ifdef NS_IMPL_GNUSTEP
267 static NSRect uRect; // TODO: This is dead, remove it?
268 #endif
269 static BOOL gsaved = NO;
270 static BOOL ns_fake_keydown = NO;
271 #ifdef NS_IMPL_COCOA
272 static BOOL ns_menu_bar_is_hidden = NO;
273 #endif
274 /*static int debug_lock = 0; */
275
276 /* event loop */
277 static BOOL send_appdefined = YES;
278 #define NO_APPDEFINED_DATA (-8)
279 static int last_appdefined_event_data = NO_APPDEFINED_DATA;
280 static NSTimer *timed_entry = 0;
281 static NSTimer *scroll_repeat_entry = nil;
282 static fd_set select_readfds, select_writefds;
283 enum { SELECT_HAVE_READ = 1, SELECT_HAVE_WRITE = 2, SELECT_HAVE_TMO = 4 };
284 static int select_nfds = 0, select_valid = 0;
285 static struct timespec select_timeout = { 0, 0 };
286 static int selfds[2] = { -1, -1 };
287 static pthread_mutex_t select_mutex;
288 static int apploopnr = 0;
289 static NSAutoreleasePool *outerpool;
290 static struct input_event *emacs_event = NULL;
291 static struct input_event *q_event_ptr = NULL;
292 static int n_emacs_events_pending = 0;
293 static NSMutableArray *ns_pending_files, *ns_pending_service_names,
294 *ns_pending_service_args;
295 static BOOL ns_do_open_file = NO;
296 static BOOL ns_last_use_native_fullscreen;
297
298 /* Non-zero means that a HELP_EVENT has been generated since Emacs
299 start. */
300
301 static BOOL any_help_event_p = NO;
302
303 static struct {
304 struct input_event *q;
305 int nr, cap;
306 } hold_event_q = {
307 NULL, 0, 0
308 };
309
310 static NSString *represented_filename = nil;
311 static struct frame *represented_frame = 0;
312
313 #ifdef NS_IMPL_COCOA
314 /*
315 * State for pending menu activation:
316 * MENU_NONE Normal state
317 * MENU_PENDING A menu has been clicked on, but has been canceled so we can
318 * run lisp to update the menu.
319 * MENU_OPENING Menu is up to date, and the click event is redone so the menu
320 * will open.
321 */
322 #define MENU_NONE 0
323 #define MENU_PENDING 1
324 #define MENU_OPENING 2
325 static int menu_will_open_state = MENU_NONE;
326
327 /* Saved position for menu click. */
328 static CGPoint menu_mouse_point;
329 #endif
330
331 /* Convert modifiers in a NeXTstep event to emacs style modifiers. */
332 #define NS_FUNCTION_KEY_MASK 0x800000
333 #define NSLeftControlKeyMask (0x000001 | NSControlKeyMask)
334 #define NSRightControlKeyMask (0x002000 | NSControlKeyMask)
335 #define NSLeftCommandKeyMask (0x000008 | NSCommandKeyMask)
336 #define NSRightCommandKeyMask (0x000010 | NSCommandKeyMask)
337 #define NSLeftAlternateKeyMask (0x000020 | NSAlternateKeyMask)
338 #define NSRightAlternateKeyMask (0x000040 | NSAlternateKeyMask)
339 #define EV_MODIFIERS2(flags) \
340 (((flags & NSHelpKeyMask) ? \
341 hyper_modifier : 0) \
342 | (!EQ (ns_right_alternate_modifier, Qleft) && \
343 ((flags & NSRightAlternateKeyMask) \
344 == NSRightAlternateKeyMask) ? \
345 parse_solitary_modifier (ns_right_alternate_modifier) : 0) \
346 | ((flags & NSAlternateKeyMask) ? \
347 parse_solitary_modifier (ns_alternate_modifier) : 0) \
348 | ((flags & NSShiftKeyMask) ? \
349 shift_modifier : 0) \
350 | (!EQ (ns_right_control_modifier, Qleft) && \
351 ((flags & NSRightControlKeyMask) \
352 == NSRightControlKeyMask) ? \
353 parse_solitary_modifier (ns_right_control_modifier) : 0) \
354 | ((flags & NSControlKeyMask) ? \
355 parse_solitary_modifier (ns_control_modifier) : 0) \
356 | ((flags & NS_FUNCTION_KEY_MASK) ? \
357 parse_solitary_modifier (ns_function_modifier) : 0) \
358 | (!EQ (ns_right_command_modifier, Qleft) && \
359 ((flags & NSRightCommandKeyMask) \
360 == NSRightCommandKeyMask) ? \
361 parse_solitary_modifier (ns_right_command_modifier) : 0) \
362 | ((flags & NSCommandKeyMask) ? \
363 parse_solitary_modifier (ns_command_modifier):0))
364 #define EV_MODIFIERS(e) EV_MODIFIERS2 ([e modifierFlags])
365
366 #define EV_UDMODIFIERS(e) \
367 ((([e type] == NSLeftMouseDown) ? down_modifier : 0) \
368 | (([e type] == NSRightMouseDown) ? down_modifier : 0) \
369 | (([e type] == NSOtherMouseDown) ? down_modifier : 0) \
370 | (([e type] == NSLeftMouseDragged) ? down_modifier : 0) \
371 | (([e type] == NSRightMouseDragged) ? down_modifier : 0) \
372 | (([e type] == NSOtherMouseDragged) ? down_modifier : 0) \
373 | (([e type] == NSLeftMouseUp) ? up_modifier : 0) \
374 | (([e type] == NSRightMouseUp) ? up_modifier : 0) \
375 | (([e type] == NSOtherMouseUp) ? up_modifier : 0))
376
377 #define EV_BUTTON(e) \
378 ((([e type] == NSLeftMouseDown) || ([e type] == NSLeftMouseUp)) ? 0 : \
379 (([e type] == NSRightMouseDown) || ([e type] == NSRightMouseUp)) ? 2 : \
380 [e buttonNumber] - 1)
381
382 /* Convert the time field to a timestamp in milliseconds. */
383 #define EV_TIMESTAMP(e) ([e timestamp] * 1000)
384
385 /* This is a piece of code which is common to all the event handling
386 methods. Maybe it should even be a function. */
387 #define EV_TRAILER(e) \
388 { \
389 XSETFRAME (emacs_event->frame_or_window, emacsframe); \
390 EV_TRAILER2 (e); \
391 }
392
393 #define EV_TRAILER2(e) \
394 { \
395 if (e) emacs_event->timestamp = EV_TIMESTAMP (e); \
396 if (q_event_ptr) \
397 { \
398 Lisp_Object tem = Vinhibit_quit; \
399 Vinhibit_quit = Qt; \
400 n_emacs_events_pending++; \
401 kbd_buffer_store_event_hold (emacs_event, q_event_ptr); \
402 Vinhibit_quit = tem; \
403 } \
404 else \
405 hold_event (emacs_event); \
406 EVENT_INIT (*emacs_event); \
407 ns_send_appdefined (-1); \
408 }
409
410 /* TODO: get rid of need for these forward declarations */
411 static void ns_condemn_scroll_bars (struct frame *f);
412 static void ns_judge_scroll_bars (struct frame *f);
413 void x_set_frame_alpha (struct frame *f);
414
415
416 /* ==========================================================================
417
418 Utilities
419
420 ========================================================================== */
421
422 void
423 ns_set_represented_filename (NSString* fstr, struct frame *f)
424 {
425 represented_filename = [fstr retain];
426 represented_frame = f;
427 }
428
429 void
430 ns_init_events (struct input_event* ev)
431 {
432 EVENT_INIT (*ev);
433 emacs_event = ev;
434 }
435
436 void
437 ns_finish_events ()
438 {
439 emacs_event = NULL;
440 }
441
442 static void
443 hold_event (struct input_event *event)
444 {
445 if (hold_event_q.nr == hold_event_q.cap)
446 {
447 if (hold_event_q.cap == 0) hold_event_q.cap = 10;
448 else hold_event_q.cap *= 2;
449 hold_event_q.q =
450 xrealloc (hold_event_q.q, hold_event_q.cap * sizeof *hold_event_q.q);
451 }
452
453 hold_event_q.q[hold_event_q.nr++] = *event;
454 /* Make sure ns_read_socket is called, i.e. we have input. */
455 raise (SIGIO);
456 send_appdefined = YES;
457 }
458
459 static Lisp_Object
460 append2 (Lisp_Object list, Lisp_Object item)
461 /* --------------------------------------------------------------------------
462 Utility to append to a list
463 -------------------------------------------------------------------------- */
464 {
465 return CALLN (Fnconc, list, list1 (item));
466 }
467
468
469 const char *
470 ns_etc_directory (void)
471 /* If running as a self-contained app bundle, return as a string the
472 filename of the etc directory, if present; else nil. */
473 {
474 NSBundle *bundle = [NSBundle mainBundle];
475 NSString *resourceDir = [bundle resourcePath];
476 NSString *resourcePath;
477 NSFileManager *fileManager = [NSFileManager defaultManager];
478 BOOL isDir;
479
480 resourcePath = [resourceDir stringByAppendingPathComponent: @"etc"];
481 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
482 {
483 if (isDir) return [resourcePath UTF8String];
484 }
485 return NULL;
486 }
487
488
489 const char *
490 ns_exec_path (void)
491 /* If running as a self-contained app bundle, return as a path string
492 the filenames of the libexec and bin directories, ie libexec:bin.
493 Otherwise, return nil.
494 Normally, Emacs does not add its own bin/ directory to the PATH.
495 However, a self-contained NS build has a different layout, with
496 bin/ and libexec/ subdirectories in the directory that contains
497 Emacs.app itself.
498 We put libexec first, because init_callproc_1 uses the first
499 element to initialize exec-directory. An alternative would be
500 for init_callproc to check for invocation-directory/libexec.
501 */
502 {
503 NSBundle *bundle = [NSBundle mainBundle];
504 NSString *resourceDir = [bundle resourcePath];
505 NSString *binDir = [bundle bundlePath];
506 NSString *resourcePath, *resourcePaths;
507 NSRange range;
508 NSString *pathSeparator = [NSString stringWithFormat: @"%c", SEPCHAR];
509 NSFileManager *fileManager = [NSFileManager defaultManager];
510 NSArray *paths;
511 NSEnumerator *pathEnum;
512 BOOL isDir;
513
514 range = [resourceDir rangeOfString: @"Contents"];
515 if (range.location != NSNotFound)
516 {
517 binDir = [binDir stringByAppendingPathComponent: @"Contents"];
518 #ifdef NS_IMPL_COCOA
519 binDir = [binDir stringByAppendingPathComponent: @"MacOS"];
520 #endif
521 }
522
523 paths = [binDir stringsByAppendingPaths:
524 [NSArray arrayWithObjects: @"libexec", @"bin", nil]];
525 pathEnum = [paths objectEnumerator];
526 resourcePaths = @"";
527
528 while ((resourcePath = [pathEnum nextObject]))
529 {
530 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
531 if (isDir)
532 {
533 if ([resourcePaths length] > 0)
534 resourcePaths
535 = [resourcePaths stringByAppendingString: pathSeparator];
536 resourcePaths
537 = [resourcePaths stringByAppendingString: resourcePath];
538 }
539 }
540 if ([resourcePaths length] > 0) return [resourcePaths UTF8String];
541
542 return NULL;
543 }
544
545
546 const char *
547 ns_load_path (void)
548 /* If running as a self-contained app bundle, return as a path string
549 the filenames of the site-lisp and lisp directories.
550 Ie, site-lisp:lisp. Otherwise, return nil. */
551 {
552 NSBundle *bundle = [NSBundle mainBundle];
553 NSString *resourceDir = [bundle resourcePath];
554 NSString *resourcePath, *resourcePaths;
555 NSString *pathSeparator = [NSString stringWithFormat: @"%c", SEPCHAR];
556 NSFileManager *fileManager = [NSFileManager defaultManager];
557 BOOL isDir;
558 NSArray *paths = [resourceDir stringsByAppendingPaths:
559 [NSArray arrayWithObjects:
560 @"site-lisp", @"lisp", nil]];
561 NSEnumerator *pathEnum = [paths objectEnumerator];
562 resourcePaths = @"";
563
564 /* Hack to skip site-lisp. */
565 if (no_site_lisp) resourcePath = [pathEnum nextObject];
566
567 while ((resourcePath = [pathEnum nextObject]))
568 {
569 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
570 if (isDir)
571 {
572 if ([resourcePaths length] > 0)
573 resourcePaths
574 = [resourcePaths stringByAppendingString: pathSeparator];
575 resourcePaths
576 = [resourcePaths stringByAppendingString: resourcePath];
577 }
578 }
579 if ([resourcePaths length] > 0) return [resourcePaths UTF8String];
580
581 return NULL;
582 }
583
584 static void
585 ns_timeout (int usecs)
586 /* --------------------------------------------------------------------------
587 Blocking timer utility used by ns_ring_bell
588 -------------------------------------------------------------------------- */
589 {
590 struct timespec wakeup = timespec_add (current_timespec (),
591 make_timespec (0, usecs * 1000));
592
593 /* Keep waiting until past the time wakeup. */
594 while (1)
595 {
596 struct timespec timeout, now = current_timespec ();
597 if (timespec_cmp (wakeup, now) <= 0)
598 break;
599 timeout = timespec_sub (wakeup, now);
600
601 /* Try to wait that long--but we might wake up sooner. */
602 pselect (0, NULL, NULL, NULL, &timeout, NULL);
603 }
604 }
605
606
607 void
608 ns_release_object (void *obj)
609 /* --------------------------------------------------------------------------
610 Release an object (callable from C)
611 -------------------------------------------------------------------------- */
612 {
613 [(id)obj release];
614 }
615
616
617 void
618 ns_retain_object (void *obj)
619 /* --------------------------------------------------------------------------
620 Retain an object (callable from C)
621 -------------------------------------------------------------------------- */
622 {
623 [(id)obj retain];
624 }
625
626
627 void *
628 ns_alloc_autorelease_pool (void)
629 /* --------------------------------------------------------------------------
630 Allocate a pool for temporary objects (callable from C)
631 -------------------------------------------------------------------------- */
632 {
633 return [[NSAutoreleasePool alloc] init];
634 }
635
636
637 void
638 ns_release_autorelease_pool (void *pool)
639 /* --------------------------------------------------------------------------
640 Free a pool and temporary objects it refers to (callable from C)
641 -------------------------------------------------------------------------- */
642 {
643 ns_release_object (pool);
644 }
645
646
647 /* True, if the menu bar should be hidden. */
648
649 static BOOL
650 ns_menu_bar_should_be_hidden (void)
651 {
652 return !NILP (ns_auto_hide_menu_bar)
653 && [NSApp respondsToSelector:@selector(setPresentationOptions:)];
654 }
655
656
657 static CGFloat
658 ns_menu_bar_height (NSScreen *screen)
659 /* The height of the menu bar, if visible. */
660 {
661 // NSTRACE ("ns_menu_bar_height");
662
663 CGFloat res;
664
665 if (ns_menu_bar_should_be_hidden())
666 {
667 res = 0;
668 }
669 else
670 {
671 NSRect screenFrame = [screen frame];
672 NSRect screenVisibleFrame = [screen visibleFrame];
673
674 CGFloat frameTop = screenFrame.origin.y + screenFrame.size.height;
675 CGFloat visibleFrameTop = (screenVisibleFrame.origin.y
676 + screenVisibleFrame.size.height);
677
678 res = frameTop - visibleFrameTop;
679
680 }
681
682 // NSTRACE_MSG (NSTRACE_FMT_RETURN "%.0f", res);
683
684 return res;
685 }
686
687
688 /* ==========================================================================
689
690 Focus (clipping) and screen update
691
692 ========================================================================== */
693
694 //
695 // Window constraining
696 // -------------------
697 //
698 // To ensure that the windows are not placed under the menu bar, they
699 // are typically moved by the call-back constrainFrameRect. However,
700 // by overriding it, it's possible to inhibit this, leaving the window
701 // in it's original position.
702 //
703 // It's possible to hide the menu bar. However, technically, it's only
704 // possible to hide it when the application is active. To ensure that
705 // this work properly, the menu bar and window constraining are
706 // deferred until the application becomes active.
707 //
708 // Even though it's not possible to manually move a window above the
709 // top of the screen, it is allowed if it's done programmatically,
710 // when the menu is hidden. This allows the editable area to cover the
711 // full screen height.
712 //
713 // Test cases
714 // ----------
715 //
716 // Use the following extra files:
717 //
718 // init.el:
719 // ;; Hide menu and place frame slightly above the top of the screen.
720 // (setq ns-auto-hide-menu-bar t)
721 // (set-frame-position (selected-frame) 0 -20)
722 //
723 // Test 1:
724 //
725 // emacs -Q -l init.el
726 //
727 // Result: No menu bar, and the title bar should be above the screen.
728 //
729 // Test 2:
730 //
731 // emacs -Q
732 //
733 // Result: Menu bar visible, frame placed immediately below the menu.
734 //
735
736 static NSRect constrain_frame_rect(NSRect frameRect)
737 {
738 NSTRACE ("constrain_frame_rect(" NSTRACE_FMT_RECT ")",
739 NSTRACE_ARG_RECT (frameRect));
740
741 // --------------------
742 // Collect information about the screen the frame is covering.
743 //
744
745 NSArray *screens = [NSScreen screens];
746 NSUInteger nr_screens = [screens count];
747
748 int i;
749
750 // The height of the menu bar, if present in any screen the frame is
751 // displayed in.
752 int menu_bar_height = 0;
753
754 // A rectangle covering all the screen the frame is displayed in.
755 NSRect multiscreenRect = NSMakeRect(0, 0, 0, 0);
756 for (i = 0; i < nr_screens; ++i )
757 {
758 NSScreen *s = [screens objectAtIndex: i];
759 NSRect scrRect = [s frame];
760
761 NSTRACE_MSG ("Screen %d: " NSTRACE_FMT_RECT,
762 i, NSTRACE_ARG_RECT (scrRect));
763
764 if (NSIntersectionRect (frameRect, scrRect).size.height != 0)
765 {
766 multiscreenRect = NSUnionRect (multiscreenRect, scrRect);
767
768 menu_bar_height = max(menu_bar_height, ns_menu_bar_height (s));
769 }
770 }
771
772 NSTRACE_RECT ("multiscreenRect", multiscreenRect);
773
774 NSTRACE_MSG ("menu_bar_height: %d", menu_bar_height);
775
776 if (multiscreenRect.size.width == 0
777 || multiscreenRect.size.height == 0)
778 {
779 // Failed to find any monitor, give up.
780 NSTRACE_MSG ("multiscreenRect empty");
781 NSTRACE_RETURN_RECT (frameRect);
782 return frameRect;
783 }
784
785
786 // --------------------
787 // Find a suitable placement.
788 //
789
790 if (ns_menu_bar_should_be_hidden())
791 {
792 // When the menu bar is hidden, the user may place part of the
793 // frame above the top of the screen, for example to hide the
794 // title bar.
795 //
796 // Hence, keep the original position.
797 }
798 else
799 {
800 // Ensure that the frame is below the menu bar, or below the top
801 // of the screen.
802 //
803 // This assume that the menu bar is placed at the top in the
804 // rectangle that covers the monitors. (It doesn't have to be,
805 // but if it's not it's hard to do anything useful.)
806 CGFloat topOfWorkArea = (multiscreenRect.origin.y
807 + multiscreenRect.size.height
808 - menu_bar_height);
809
810 CGFloat topOfFrame = frameRect.origin.y + frameRect.size.height;
811 if (topOfFrame > topOfWorkArea)
812 {
813 frameRect.origin.y -= topOfFrame - topOfWorkArea;
814 NSTRACE_RECT ("After placement adjust", frameRect);
815 }
816 }
817
818 // Include the following section to restrict frame to the screens.
819 // (If so, update it to allow the frame to stretch down below the
820 // screen.)
821 #if 0
822 // --------------------
823 // Ensure frame doesn't stretch below the screens.
824 //
825
826 CGFloat diff = multiscreenRect.origin.y - frameRect.origin.y;
827
828 if (diff > 0)
829 {
830 frameRect.origin.y = multiscreenRect.origin.y;
831 frameRect.size.height -= diff;
832 }
833 #endif
834
835 NSTRACE_RETURN_RECT (frameRect);
836 return frameRect;
837 }
838
839
840 static void
841 ns_constrain_all_frames (void)
842 /* --------------------------------------------------------------------------
843 Ensure that the menu bar doesn't cover any frames.
844 -------------------------------------------------------------------------- */
845 {
846 Lisp_Object tail, frame;
847
848 NSTRACE ("ns_constrain_all_frames");
849
850 block_input ();
851
852 FOR_EACH_FRAME (tail, frame)
853 {
854 struct frame *f = XFRAME (frame);
855 if (FRAME_NS_P (f))
856 {
857 EmacsView *view = FRAME_NS_VIEW (f);
858
859 if (![view isFullscreen])
860 {
861 [[view window]
862 setFrame:constrain_frame_rect([[view window] frame])
863 display:NO];
864 }
865 }
866 }
867
868 unblock_input ();
869 }
870
871
872 static void
873 ns_update_auto_hide_menu_bar (void)
874 /* --------------------------------------------------------------------------
875 Show or hide the menu bar, based on user setting.
876 -------------------------------------------------------------------------- */
877 {
878 #ifdef NS_IMPL_COCOA
879 NSTRACE ("ns_update_auto_hide_menu_bar");
880
881 block_input ();
882
883 if (NSApp != nil && [NSApp isActive])
884 {
885 // Note, "setPresentationOptions" triggers an error unless the
886 // application is active.
887 BOOL menu_bar_should_be_hidden = ns_menu_bar_should_be_hidden ();
888
889 if (menu_bar_should_be_hidden != ns_menu_bar_is_hidden)
890 {
891 NSApplicationPresentationOptions options
892 = NSApplicationPresentationDefault;
893
894 if (menu_bar_should_be_hidden)
895 options |= NSApplicationPresentationAutoHideMenuBar
896 | NSApplicationPresentationAutoHideDock;
897
898 [NSApp setPresentationOptions: options];
899
900 ns_menu_bar_is_hidden = menu_bar_should_be_hidden;
901
902 if (!ns_menu_bar_is_hidden)
903 {
904 ns_constrain_all_frames ();
905 }
906 }
907 }
908
909 unblock_input ();
910 #endif
911 }
912
913
914 static void
915 ns_update_begin (struct frame *f)
916 /* --------------------------------------------------------------------------
917 Prepare for a grouped sequence of drawing calls
918 external (RIF) call; whole frame, called before update_window_begin
919 -------------------------------------------------------------------------- */
920 {
921 EmacsView *view = FRAME_NS_VIEW (f);
922 NSTRACE ("ns_update_begin");
923
924 ns_update_auto_hide_menu_bar ();
925
926 #ifdef NS_IMPL_COCOA
927 if ([view isFullscreen] && [view fsIsNative])
928 {
929 // Fix reappearing tool bar in fullscreen for OSX 10.7
930 BOOL tbar_visible = FRAME_EXTERNAL_TOOL_BAR (f) ? YES : NO;
931 NSToolbar *toolbar = [FRAME_NS_VIEW (f) toolbar];
932 if (! tbar_visible != ! [toolbar isVisible])
933 [toolbar setVisible: tbar_visible];
934 }
935 #endif
936
937 ns_updating_frame = f;
938 [view lockFocus];
939
940 /* drawRect may have been called for say the minibuffer, and then clip path
941 is for the minibuffer. But the display engine may draw more because
942 we have set the frame as garbaged. So reset clip path to the whole
943 view. */
944 #ifdef NS_IMPL_COCOA
945 {
946 NSBezierPath *bp;
947 NSRect r = [view frame];
948 NSRect cr = [[view window] frame];
949 /* If a large frame size is set, r may be larger than the window frame
950 before constrained. In that case don't change the clip path, as we
951 will clear in to the tool bar and title bar. */
952 if (r.size.height
953 + FRAME_NS_TITLEBAR_HEIGHT (f)
954 + FRAME_TOOLBAR_HEIGHT (f) <= cr.size.height)
955 {
956 bp = [[NSBezierPath bezierPathWithRect: r] retain];
957 [bp setClip];
958 [bp release];
959 }
960 }
961 #endif
962
963 #ifdef NS_IMPL_GNUSTEP
964 uRect = NSMakeRect (0, 0, 0, 0);
965 #endif
966 }
967
968
969 static void
970 ns_update_window_begin (struct window *w)
971 /* --------------------------------------------------------------------------
972 Prepare for a grouped sequence of drawing calls
973 external (RIF) call; for one window, called after update_begin
974 -------------------------------------------------------------------------- */
975 {
976 struct frame *f = XFRAME (WINDOW_FRAME (w));
977 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
978
979 NSTRACE ("ns_update_window_begin");
980 w->output_cursor = w->cursor;
981
982 block_input ();
983
984 if (f == hlinfo->mouse_face_mouse_frame)
985 {
986 /* Don't do highlighting for mouse motion during the update. */
987 hlinfo->mouse_face_defer = 1;
988
989 /* If the frame needs to be redrawn,
990 simply forget about any prior mouse highlighting. */
991 if (FRAME_GARBAGED_P (f))
992 hlinfo->mouse_face_window = Qnil;
993
994 /* (further code for mouse faces ifdef'd out in other terms elided) */
995 }
996
997 unblock_input ();
998 }
999
1000
1001 static void
1002 ns_update_window_end (struct window *w, bool cursor_on_p,
1003 bool mouse_face_overwritten_p)
1004 /* --------------------------------------------------------------------------
1005 Finished a grouped sequence of drawing calls
1006 external (RIF) call; for one window called before update_end
1007 -------------------------------------------------------------------------- */
1008 {
1009 NSTRACE ("update_window_end");
1010
1011 /* note: this fn is nearly identical in all terms */
1012 if (!w->pseudo_window_p)
1013 {
1014 block_input ();
1015
1016 if (cursor_on_p)
1017 display_and_set_cursor (w, 1,
1018 w->output_cursor.hpos, w->output_cursor.vpos,
1019 w->output_cursor.x, w->output_cursor.y);
1020
1021 if (draw_window_fringes (w, 1))
1022 {
1023 if (WINDOW_RIGHT_DIVIDER_WIDTH (w))
1024 x_draw_right_divider (w);
1025 else
1026 x_draw_vertical_border (w);
1027 }
1028
1029 unblock_input ();
1030 }
1031
1032 /* If a row with mouse-face was overwritten, arrange for
1033 frame_up_to_date to redisplay the mouse highlight. */
1034 if (mouse_face_overwritten_p)
1035 reset_mouse_highlight (MOUSE_HL_INFO (XFRAME (w->frame)));
1036 }
1037
1038
1039 static void
1040 ns_update_end (struct frame *f)
1041 /* --------------------------------------------------------------------------
1042 Finished a grouped sequence of drawing calls
1043 external (RIF) call; for whole frame, called after update_window_end
1044 -------------------------------------------------------------------------- */
1045 {
1046 EmacsView *view = FRAME_NS_VIEW (f);
1047
1048 NSTRACE ("ns_update_end");
1049
1050 /* if (f == MOUSE_HL_INFO (f)->mouse_face_mouse_frame) */
1051 MOUSE_HL_INFO (f)->mouse_face_defer = 0;
1052
1053 block_input ();
1054
1055 [view unlockFocus];
1056 [[view window] flushWindow];
1057
1058 unblock_input ();
1059 ns_updating_frame = NULL;
1060 }
1061
1062 static void
1063 ns_focus (struct frame *f, NSRect *r, int n)
1064 /* --------------------------------------------------------------------------
1065 Internal: Focus on given frame. During small local updates this is used to
1066 draw, however during large updates, ns_update_begin and ns_update_end are
1067 called to wrap the whole thing, in which case these calls are stubbed out.
1068 Except, on GNUstep, we accumulate the rectangle being drawn into, because
1069 the back end won't do this automatically, and will just end up flushing
1070 the entire window.
1071 -------------------------------------------------------------------------- */
1072 {
1073 // NSTRACE ("ns_focus");
1074 /* static int c =0;
1075 fprintf (stderr, "focus: %d", c++);
1076 if (r) fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", r->origin.x, r->origin.y, r->size.width, r->size.height);
1077 fprintf (stderr, "\n"); */
1078
1079 if (f != ns_updating_frame)
1080 {
1081 NSView *view = FRAME_NS_VIEW (f);
1082 if (view != focus_view)
1083 {
1084 if (focus_view != NULL)
1085 {
1086 [focus_view unlockFocus];
1087 [[focus_view window] flushWindow];
1088 /*debug_lock--; */
1089 }
1090
1091 if (view)
1092 [view lockFocus];
1093 focus_view = view;
1094 /*if (view) debug_lock++; */
1095 }
1096 }
1097
1098 /* clipping */
1099 if (r)
1100 {
1101 [[NSGraphicsContext currentContext] saveGraphicsState];
1102 if (n == 2)
1103 NSRectClipList (r, 2);
1104 else
1105 NSRectClip (*r);
1106 gsaved = YES;
1107 }
1108 }
1109
1110
1111 static void
1112 ns_unfocus (struct frame *f)
1113 /* --------------------------------------------------------------------------
1114 Internal: Remove focus on given frame
1115 -------------------------------------------------------------------------- */
1116 {
1117 // NSTRACE ("ns_unfocus");
1118
1119 if (gsaved)
1120 {
1121 [[NSGraphicsContext currentContext] restoreGraphicsState];
1122 gsaved = NO;
1123 }
1124
1125 if (f != ns_updating_frame)
1126 {
1127 if (focus_view != NULL)
1128 {
1129 [focus_view unlockFocus];
1130 [[focus_view window] flushWindow];
1131 focus_view = NULL;
1132 /*debug_lock--; */
1133 }
1134 }
1135 }
1136
1137
1138 static void
1139 ns_clip_to_row (struct window *w, struct glyph_row *row,
1140 enum glyph_row_area area, BOOL gc)
1141 /* --------------------------------------------------------------------------
1142 Internal (but parallels other terms): Focus drawing on given row
1143 -------------------------------------------------------------------------- */
1144 {
1145 struct frame *f = XFRAME (WINDOW_FRAME (w));
1146 NSRect clip_rect;
1147 int window_x, window_y, window_width;
1148
1149 window_box (w, area, &window_x, &window_y, &window_width, 0);
1150
1151 clip_rect.origin.x = window_x;
1152 clip_rect.origin.y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, row->y));
1153 clip_rect.origin.y = max (clip_rect.origin.y, window_y);
1154 clip_rect.size.width = window_width;
1155 clip_rect.size.height = row->visible_height;
1156
1157 ns_focus (f, &clip_rect, 1);
1158 }
1159
1160
1161 static void
1162 ns_ring_bell (struct frame *f)
1163 /* --------------------------------------------------------------------------
1164 "Beep" routine
1165 -------------------------------------------------------------------------- */
1166 {
1167 NSTRACE ("ns_ring_bell");
1168 if (visible_bell)
1169 {
1170 NSAutoreleasePool *pool;
1171 struct frame *frame = SELECTED_FRAME ();
1172 NSView *view;
1173
1174 block_input ();
1175 pool = [[NSAutoreleasePool alloc] init];
1176
1177 view = FRAME_NS_VIEW (frame);
1178 if (view != nil)
1179 {
1180 NSRect r, surr;
1181 NSPoint dim = NSMakePoint (128, 128);
1182
1183 r = [view bounds];
1184 r.origin.x += (r.size.width - dim.x) / 2;
1185 r.origin.y += (r.size.height - dim.y) / 2;
1186 r.size.width = dim.x;
1187 r.size.height = dim.y;
1188 surr = NSInsetRect (r, -2, -2);
1189 ns_focus (frame, &surr, 1);
1190 [[view window] cacheImageInRect: [view convertRect: surr toView:nil]];
1191 [ns_lookup_indexed_color (NS_FACE_FOREGROUND
1192 (FRAME_DEFAULT_FACE (frame)), frame) set];
1193 NSRectFill (r);
1194 [[view window] flushWindow];
1195 ns_timeout (150000);
1196 [[view window] restoreCachedImage];
1197 [[view window] flushWindow];
1198 ns_unfocus (frame);
1199 }
1200 [pool release];
1201 unblock_input ();
1202 }
1203 else
1204 {
1205 NSBeep ();
1206 }
1207 }
1208
1209 /* ==========================================================================
1210
1211 Frame / window manager related functions
1212
1213 ========================================================================== */
1214
1215
1216 static void
1217 ns_raise_frame (struct frame *f)
1218 /* --------------------------------------------------------------------------
1219 Bring window to foreground and make it active
1220 -------------------------------------------------------------------------- */
1221 {
1222 NSView *view;
1223 check_window_system (f);
1224 view = FRAME_NS_VIEW (f);
1225 block_input ();
1226 if (FRAME_VISIBLE_P (f))
1227 [[view window] makeKeyAndOrderFront: NSApp];
1228 unblock_input ();
1229 }
1230
1231
1232 static void
1233 ns_lower_frame (struct frame *f)
1234 /* --------------------------------------------------------------------------
1235 Send window to back
1236 -------------------------------------------------------------------------- */
1237 {
1238 NSView *view;
1239 check_window_system (f);
1240 view = FRAME_NS_VIEW (f);
1241 block_input ();
1242 [[view window] orderBack: NSApp];
1243 unblock_input ();
1244 }
1245
1246
1247 static void
1248 ns_frame_raise_lower (struct frame *f, bool raise)
1249 /* --------------------------------------------------------------------------
1250 External (hook)
1251 -------------------------------------------------------------------------- */
1252 {
1253 NSTRACE ("ns_frame_raise_lower");
1254
1255 if (raise)
1256 ns_raise_frame (f);
1257 else
1258 ns_lower_frame (f);
1259 }
1260
1261
1262 static void
1263 ns_frame_rehighlight (struct frame *frame)
1264 /* --------------------------------------------------------------------------
1265 External (hook): called on things like window switching within frame
1266 -------------------------------------------------------------------------- */
1267 {
1268 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (frame);
1269 struct frame *old_highlight = dpyinfo->x_highlight_frame;
1270
1271 NSTRACE ("ns_frame_rehighlight");
1272 if (dpyinfo->x_focus_frame)
1273 {
1274 dpyinfo->x_highlight_frame
1275 = (FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
1276 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
1277 : dpyinfo->x_focus_frame);
1278 if (!FRAME_LIVE_P (dpyinfo->x_highlight_frame))
1279 {
1280 fset_focus_frame (dpyinfo->x_focus_frame, Qnil);
1281 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame;
1282 }
1283 }
1284 else
1285 dpyinfo->x_highlight_frame = 0;
1286
1287 if (dpyinfo->x_highlight_frame &&
1288 dpyinfo->x_highlight_frame != old_highlight)
1289 {
1290 if (old_highlight)
1291 {
1292 x_update_cursor (old_highlight, 1);
1293 x_set_frame_alpha (old_highlight);
1294 }
1295 if (dpyinfo->x_highlight_frame)
1296 {
1297 x_update_cursor (dpyinfo->x_highlight_frame, 1);
1298 x_set_frame_alpha (dpyinfo->x_highlight_frame);
1299 }
1300 }
1301 }
1302
1303
1304 void
1305 x_make_frame_visible (struct frame *f)
1306 /* --------------------------------------------------------------------------
1307 External: Show the window (X11 semantics)
1308 -------------------------------------------------------------------------- */
1309 {
1310 NSTRACE ("x_make_frame_visible");
1311 /* XXX: at some points in past this was not needed, as the only place that
1312 called this (frame.c:Fraise_frame ()) also called raise_lower;
1313 if this ends up the case again, comment this out again. */
1314 if (!FRAME_VISIBLE_P (f))
1315 {
1316 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (f);
1317
1318 SET_FRAME_VISIBLE (f, 1);
1319 ns_raise_frame (f);
1320
1321 /* Making a new frame from a fullscreen frame will make the new frame
1322 fullscreen also. So skip handleFS as this will print an error. */
1323 if ([view fsIsNative] && f->want_fullscreen == FULLSCREEN_BOTH
1324 && [view isFullscreen])
1325 return;
1326
1327 if (f->want_fullscreen != FULLSCREEN_NONE)
1328 {
1329 block_input ();
1330 [view handleFS];
1331 unblock_input ();
1332 }
1333 }
1334 }
1335
1336
1337 void
1338 x_make_frame_invisible (struct frame *f)
1339 /* --------------------------------------------------------------------------
1340 External: Hide the window (X11 semantics)
1341 -------------------------------------------------------------------------- */
1342 {
1343 NSView *view;
1344 NSTRACE ("x_make_frame_invisible");
1345 check_window_system (f);
1346 view = FRAME_NS_VIEW (f);
1347 [[view window] orderOut: NSApp];
1348 SET_FRAME_VISIBLE (f, 0);
1349 SET_FRAME_ICONIFIED (f, 0);
1350 }
1351
1352
1353 void
1354 x_iconify_frame (struct frame *f)
1355 /* --------------------------------------------------------------------------
1356 External: Iconify window
1357 -------------------------------------------------------------------------- */
1358 {
1359 NSView *view;
1360 struct ns_display_info *dpyinfo;
1361
1362 NSTRACE ("x_iconify_frame");
1363 check_window_system (f);
1364 view = FRAME_NS_VIEW (f);
1365 dpyinfo = FRAME_DISPLAY_INFO (f);
1366
1367 if (dpyinfo->x_highlight_frame == f)
1368 dpyinfo->x_highlight_frame = 0;
1369
1370 if ([[view window] windowNumber] <= 0)
1371 {
1372 /* the window is still deferred. Make it very small, bring it
1373 on screen and order it out. */
1374 NSRect s = { { 100, 100}, {0, 0} };
1375 NSRect t;
1376 t = [[view window] frame];
1377 [[view window] setFrame: s display: NO];
1378 [[view window] orderBack: NSApp];
1379 [[view window] orderOut: NSApp];
1380 [[view window] setFrame: t display: NO];
1381 }
1382 [[view window] miniaturize: NSApp];
1383 }
1384
1385 /* Free X resources of frame F. */
1386
1387 void
1388 x_free_frame_resources (struct frame *f)
1389 {
1390 NSView *view;
1391 struct ns_display_info *dpyinfo;
1392 Mouse_HLInfo *hlinfo;
1393
1394 NSTRACE ("x_free_frame_resources");
1395 check_window_system (f);
1396 view = FRAME_NS_VIEW (f);
1397 dpyinfo = FRAME_DISPLAY_INFO (f);
1398 hlinfo = MOUSE_HL_INFO (f);
1399
1400 [(EmacsView *)view setWindowClosing: YES]; /* may not have been informed */
1401
1402 block_input ();
1403
1404 free_frame_menubar (f);
1405 free_frame_faces (f);
1406
1407 if (f == dpyinfo->x_focus_frame)
1408 dpyinfo->x_focus_frame = 0;
1409 if (f == dpyinfo->x_highlight_frame)
1410 dpyinfo->x_highlight_frame = 0;
1411 if (f == hlinfo->mouse_face_mouse_frame)
1412 reset_mouse_highlight (hlinfo);
1413
1414 if (f->output_data.ns->miniimage != nil)
1415 [f->output_data.ns->miniimage release];
1416
1417 [[view window] close];
1418 [view release];
1419
1420 xfree (f->output_data.ns);
1421
1422 unblock_input ();
1423 }
1424
1425 void
1426 x_destroy_window (struct frame *f)
1427 /* --------------------------------------------------------------------------
1428 External: Delete the window
1429 -------------------------------------------------------------------------- */
1430 {
1431 NSTRACE ("x_destroy_window");
1432 check_window_system (f);
1433 x_free_frame_resources (f);
1434 ns_window_num--;
1435 }
1436
1437
1438 void
1439 x_set_offset (struct frame *f, int xoff, int yoff, int change_grav)
1440 /* --------------------------------------------------------------------------
1441 External: Position the window
1442 -------------------------------------------------------------------------- */
1443 {
1444 NSView *view = FRAME_NS_VIEW (f);
1445 NSArray *screens = [NSScreen screens];
1446 NSScreen *fscreen = [screens objectAtIndex: 0];
1447 NSScreen *screen = [[view window] screen];
1448
1449 NSTRACE ("x_set_offset");
1450
1451 block_input ();
1452
1453 f->left_pos = xoff;
1454 f->top_pos = yoff;
1455
1456 if (view != nil && screen && fscreen)
1457 {
1458 f->left_pos = f->size_hint_flags & XNegative
1459 ? [screen visibleFrame].size.width + f->left_pos - FRAME_PIXEL_WIDTH (f)
1460 : f->left_pos;
1461 /* We use visibleFrame here to take menu bar into account.
1462 Ideally we should also adjust left/top with visibleFrame.origin. */
1463
1464 f->top_pos = f->size_hint_flags & YNegative
1465 ? ([screen visibleFrame].size.height + f->top_pos
1466 - FRAME_PIXEL_HEIGHT (f) - FRAME_NS_TITLEBAR_HEIGHT (f)
1467 - FRAME_TOOLBAR_HEIGHT (f))
1468 : f->top_pos;
1469 #ifdef NS_IMPL_GNUSTEP
1470 if (f->left_pos < 100)
1471 f->left_pos = 100; /* don't overlap menu */
1472 #endif
1473 /* Constrain the setFrameTopLeftPoint so we don't move behind the
1474 menu bar. */
1475 NSPoint pt = NSMakePoint (SCREENMAXBOUND (f->left_pos),
1476 SCREENMAXBOUND ([fscreen frame].size.height
1477 - NS_TOP_POS (f)));
1478 NSTRACE_POINT ("setFrameTopLeftPoint", pt);
1479 [[view window] setFrameTopLeftPoint: pt];
1480 f->size_hint_flags &= ~(XNegative|YNegative);
1481 }
1482
1483 unblock_input ();
1484 }
1485
1486
1487 void
1488 x_set_window_size (struct frame *f,
1489 bool change_gravity,
1490 int width,
1491 int height,
1492 bool pixelwise)
1493 /* --------------------------------------------------------------------------
1494 Adjust window pixel size based on given character grid size
1495 Impl is a bit more complex than other terms, need to do some
1496 internal clipping.
1497 -------------------------------------------------------------------------- */
1498 {
1499 EmacsView *view = FRAME_NS_VIEW (f);
1500 NSWindow *window = [view window];
1501 NSRect wr = [window frame];
1502 int tb = FRAME_EXTERNAL_TOOL_BAR (f);
1503 int pixelwidth, pixelheight;
1504 int rows, cols;
1505 int orig_height = wr.size.height;
1506
1507 NSTRACE ("x_set_window_size");
1508
1509 if (view == nil)
1510 return;
1511
1512 NSTRACE_RECT ("current", wr);
1513
1514 /*fprintf (stderr, "\tsetWindowSize: %d x %d, pixelwise %d, font size %d x %d\n", width, height, pixelwise, FRAME_COLUMN_WIDTH (f), FRAME_LINE_HEIGHT (f));*/
1515
1516 block_input ();
1517
1518 if (pixelwise)
1519 {
1520 pixelwidth = FRAME_TEXT_TO_PIXEL_WIDTH (f, width);
1521 pixelheight = FRAME_TEXT_TO_PIXEL_HEIGHT (f, height);
1522 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, pixelwidth);
1523 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, pixelheight);
1524 }
1525 else
1526 {
1527 pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, width);
1528 pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, height);
1529 cols = width;
1530 rows = height;
1531 }
1532
1533 /* If we have a toolbar, take its height into account. */
1534 if (tb && ! [view isFullscreen])
1535 {
1536 /* NOTE: previously this would generate wrong result if toolbar not
1537 yet displayed and fixing toolbar_height=32 helped, but
1538 now (200903) seems no longer needed */
1539 FRAME_TOOLBAR_HEIGHT (f) =
1540 NSHeight ([window frameRectForContentRect: NSMakeRect (0, 0, 0, 0)])
1541 - FRAME_NS_TITLEBAR_HEIGHT (f);
1542 #if 0
1543 /* Only breaks things here, removed by martin 2015-09-30. */
1544 #ifdef NS_IMPL_GNUSTEP
1545 FRAME_TOOLBAR_HEIGHT (f) -= 3;
1546 #endif
1547 #endif
1548 }
1549 else
1550 FRAME_TOOLBAR_HEIGHT (f) = 0;
1551
1552 wr.size.width = pixelwidth + f->border_width;
1553 wr.size.height = pixelheight;
1554 if (! [view isFullscreen])
1555 wr.size.height += FRAME_NS_TITLEBAR_HEIGHT (f)
1556 + FRAME_TOOLBAR_HEIGHT (f);
1557
1558 /* Do not try to constrain to this screen. We may have multiple
1559 screens, and want Emacs to span those. Constraining to screen
1560 prevents that, and that is not nice to the user. */
1561 if (f->output_data.ns->zooming)
1562 f->output_data.ns->zooming = 0;
1563 else
1564 wr.origin.y += orig_height - wr.size.height;
1565
1566 frame_size_history_add
1567 (f, Qx_set_window_size_1, width, height,
1568 list5 (Fcons (make_number (pixelwidth), make_number (pixelheight)),
1569 Fcons (make_number (wr.size.width), make_number (wr.size.height)),
1570 make_number (f->border_width),
1571 make_number (FRAME_NS_TITLEBAR_HEIGHT (f)),
1572 make_number (FRAME_TOOLBAR_HEIGHT (f))));
1573
1574 NSTRACE_RECT ("setFrame", wr);
1575 [window setFrame: wr display: YES];
1576
1577 /* This is a trick to compensate for Emacs' managing the scrollbar area
1578 as a fixed number of standard character columns. Instead of leaving
1579 blank space for the extra, we chopped it off above. Now for
1580 left-hand scrollbars, we shift all rendering to the left by the
1581 difference between the real width and Emacs' imagined one. For
1582 right-hand bars, don't worry about it since the extra is never used.
1583 (Obviously doesn't work for vertically split windows tho..) */
1584 {
1585 NSPoint origin = FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)
1586 ? NSMakePoint (FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f)
1587 - NS_SCROLL_BAR_WIDTH (f), 0)
1588 : NSMakePoint (0, 0);
1589 NSTRACE_RECT ("setFrame", wr);
1590 [view setFrame: NSMakeRect (0, 0, pixelwidth, pixelheight)];
1591 [view setBoundsOrigin: origin];
1592 }
1593
1594 [view updateFrameSize: NO];
1595 unblock_input ();
1596 }
1597
1598
1599 static void
1600 ns_fullscreen_hook (struct frame *f)
1601 {
1602 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (f);
1603
1604 NSTRACE ("ns_fullscreen_hook");
1605
1606 if (!FRAME_VISIBLE_P (f))
1607 return;
1608
1609 if (! [view fsIsNative] && f->want_fullscreen == FULLSCREEN_BOTH)
1610 {
1611 /* Old style fs don't initiate correctly if created from
1612 init/default-frame alist, so use a timer (not nice...).
1613 */
1614 [NSTimer scheduledTimerWithTimeInterval: 0.5 target: view
1615 selector: @selector (handleFS)
1616 userInfo: nil repeats: NO];
1617 return;
1618 }
1619
1620 block_input ();
1621 [view handleFS];
1622 unblock_input ();
1623 }
1624
1625 /* ==========================================================================
1626
1627 Color management
1628
1629 ========================================================================== */
1630
1631
1632 NSColor *
1633 ns_lookup_indexed_color (unsigned long idx, struct frame *f)
1634 {
1635 struct ns_color_table *color_table = FRAME_DISPLAY_INFO (f)->color_table;
1636 if (idx < 1 || idx >= color_table->avail)
1637 return nil;
1638 return color_table->colors[idx];
1639 }
1640
1641
1642 unsigned long
1643 ns_index_color (NSColor *color, struct frame *f)
1644 {
1645 struct ns_color_table *color_table = FRAME_DISPLAY_INFO (f)->color_table;
1646 ptrdiff_t idx;
1647 ptrdiff_t i;
1648
1649 if (!color_table->colors)
1650 {
1651 color_table->size = NS_COLOR_CAPACITY;
1652 color_table->avail = 1; /* skip idx=0 as marker */
1653 color_table->colors = xmalloc (color_table->size * sizeof (NSColor *));
1654 color_table->colors[0] = nil;
1655 color_table->empty_indices = [[NSMutableSet alloc] init];
1656 }
1657
1658 /* Do we already have this color? */
1659 for (i = 1; i < color_table->avail; i++)
1660 if (color_table->colors[i] && [color_table->colors[i] isEqual: color])
1661 return i;
1662
1663 if ([color_table->empty_indices count] > 0)
1664 {
1665 NSNumber *index = [color_table->empty_indices anyObject];
1666 [color_table->empty_indices removeObject: index];
1667 idx = [index unsignedLongValue];
1668 }
1669 else
1670 {
1671 if (color_table->avail == color_table->size)
1672 color_table->colors =
1673 xpalloc (color_table->colors, &color_table->size, 1,
1674 min (ULONG_MAX, PTRDIFF_MAX), sizeof *color_table->colors);
1675 idx = color_table->avail++;
1676 }
1677
1678 color_table->colors[idx] = color;
1679 [color retain];
1680 /*fprintf(stderr, "color_table: allocated %d\n",idx);*/
1681 return idx;
1682 }
1683
1684
1685 void
1686 ns_free_indexed_color (unsigned long idx, struct frame *f)
1687 {
1688 struct ns_color_table *color_table;
1689 NSColor *color;
1690 NSNumber *index;
1691
1692 if (!f)
1693 return;
1694
1695 color_table = FRAME_DISPLAY_INFO (f)->color_table;
1696
1697 if (idx <= 0 || idx >= color_table->size) {
1698 message1 ("ns_free_indexed_color: Color index out of range.\n");
1699 return;
1700 }
1701
1702 index = [NSNumber numberWithUnsignedInt: idx];
1703 if ([color_table->empty_indices containsObject: index]) {
1704 message1 ("ns_free_indexed_color: attempt to free already freed color.\n");
1705 return;
1706 }
1707
1708 color = color_table->colors[idx];
1709 [color release];
1710 color_table->colors[idx] = nil;
1711 [color_table->empty_indices addObject: index];
1712 /*fprintf(stderr, "color_table: FREED %d\n",idx);*/
1713 }
1714
1715
1716 static int
1717 ns_get_color (const char *name, NSColor **col)
1718 /* --------------------------------------------------------------------------
1719 Parse a color name
1720 -------------------------------------------------------------------------- */
1721 /* On *Step, we attempt to mimic the X11 platform here, down to installing an
1722 X11 rgb.txt-compatible color list in Emacs.clr (see ns_term_init()).
1723 See: http://thread.gmane.org/gmane.emacs.devel/113050/focus=113272). */
1724 {
1725 NSColor *new = nil;
1726 static char hex[20];
1727 int scaling = 0;
1728 float r = -1.0, g, b;
1729 NSString *nsname = [NSString stringWithUTF8String: name];
1730
1731 /*fprintf (stderr, "ns_get_color: '%s'\n", name); */
1732 block_input ();
1733
1734 if ([nsname isEqualToString: @"ns_selection_bg_color"])
1735 {
1736 #ifdef NS_IMPL_COCOA
1737 NSString *defname = [[NSUserDefaults standardUserDefaults]
1738 stringForKey: @"AppleHighlightColor"];
1739 if (defname != nil)
1740 nsname = defname;
1741 else
1742 #endif
1743 if ((new = [NSColor selectedTextBackgroundColor]) != nil)
1744 {
1745 *col = [new colorUsingDefaultColorSpace];
1746 unblock_input ();
1747 return 0;
1748 }
1749 else
1750 nsname = NS_SELECTION_BG_COLOR_DEFAULT;
1751
1752 name = [nsname UTF8String];
1753 }
1754 else if ([nsname isEqualToString: @"ns_selection_fg_color"])
1755 {
1756 /* NOTE: OSX applications normally don't set foreground selection, but
1757 text may be unreadable if we don't.
1758 */
1759 if ((new = [NSColor selectedTextColor]) != nil)
1760 {
1761 *col = [new colorUsingDefaultColorSpace];
1762 unblock_input ();
1763 return 0;
1764 }
1765
1766 nsname = NS_SELECTION_FG_COLOR_DEFAULT;
1767 name = [nsname UTF8String];
1768 }
1769
1770 /* First, check for some sort of numeric specification. */
1771 hex[0] = '\0';
1772
1773 if (name[0] == '0' || name[0] == '1' || name[0] == '.') /* RGB decimal */
1774 {
1775 NSScanner *scanner = [NSScanner scannerWithString: nsname];
1776 [scanner scanFloat: &r];
1777 [scanner scanFloat: &g];
1778 [scanner scanFloat: &b];
1779 }
1780 else if (!strncmp(name, "rgb:", 4)) /* A newer X11 format -- rgb:r/g/b */
1781 scaling = (snprintf (hex, sizeof hex, "%s", name + 4) - 2) / 3;
1782 else if (name[0] == '#') /* An old X11 format; convert to newer */
1783 {
1784 int len = (strlen(name) - 1);
1785 int start = (len % 3 == 0) ? 1 : len / 4 + 1;
1786 int i;
1787 scaling = strlen(name+start) / 3;
1788 for (i = 0; i < 3; i++)
1789 sprintf (hex + i * (scaling + 1), "%.*s/", scaling,
1790 name + start + i * scaling);
1791 hex[3 * (scaling + 1) - 1] = '\0';
1792 }
1793
1794 if (hex[0])
1795 {
1796 int rr, gg, bb;
1797 float fscale = scaling == 4 ? 65535.0 : (scaling == 2 ? 255.0 : 15.0);
1798 if (sscanf (hex, "%x/%x/%x", &rr, &gg, &bb))
1799 {
1800 r = rr / fscale;
1801 g = gg / fscale;
1802 b = bb / fscale;
1803 }
1804 }
1805
1806 if (r >= 0.0F)
1807 {
1808 *col = [NSColor colorForEmacsRed: r green: g blue: b alpha: 1.0];
1809 unblock_input ();
1810 return 0;
1811 }
1812
1813 /* Otherwise, color is expected to be from a list */
1814 {
1815 NSEnumerator *lenum, *cenum;
1816 NSString *name;
1817 NSColorList *clist;
1818
1819 #ifdef NS_IMPL_GNUSTEP
1820 /* XXX: who is wrong, the requestor or the implementation? */
1821 if ([nsname compare: @"Highlight" options: NSCaseInsensitiveSearch]
1822 == NSOrderedSame)
1823 nsname = @"highlightColor";
1824 #endif
1825
1826 lenum = [[NSColorList availableColorLists] objectEnumerator];
1827 while ( (clist = [lenum nextObject]) && new == nil)
1828 {
1829 cenum = [[clist allKeys] objectEnumerator];
1830 while ( (name = [cenum nextObject]) && new == nil )
1831 {
1832 if ([name compare: nsname
1833 options: NSCaseInsensitiveSearch] == NSOrderedSame )
1834 new = [clist colorWithKey: name];
1835 }
1836 }
1837 }
1838
1839 if (new)
1840 *col = [new colorUsingDefaultColorSpace];
1841 unblock_input ();
1842 return new ? 0 : 1;
1843 }
1844
1845
1846 int
1847 ns_lisp_to_color (Lisp_Object color, NSColor **col)
1848 /* --------------------------------------------------------------------------
1849 Convert a Lisp string object to a NS color
1850 -------------------------------------------------------------------------- */
1851 {
1852 NSTRACE ("ns_lisp_to_color");
1853 if (STRINGP (color))
1854 return ns_get_color (SSDATA (color), col);
1855 else if (SYMBOLP (color))
1856 return ns_get_color (SSDATA (SYMBOL_NAME (color)), col);
1857 return 1;
1858 }
1859
1860
1861 Lisp_Object
1862 ns_color_to_lisp (NSColor *col)
1863 /* --------------------------------------------------------------------------
1864 Convert a color to a lisp string with the RGB equivalent
1865 -------------------------------------------------------------------------- */
1866 {
1867 EmacsCGFloat red, green, blue, alpha, gray;
1868 char buf[1024];
1869 const char *str;
1870 NSTRACE ("ns_color_to_lisp");
1871
1872 block_input ();
1873 if ([[col colorSpaceName] isEqualToString: NSNamedColorSpace])
1874
1875 if ((str =[[col colorNameComponent] UTF8String]))
1876 {
1877 unblock_input ();
1878 return build_string ((char *)str);
1879 }
1880
1881 [[col colorUsingDefaultColorSpace]
1882 getRed: &red green: &green blue: &blue alpha: &alpha];
1883 if (red == green && red == blue)
1884 {
1885 [[col colorUsingColorSpaceName: NSCalibratedWhiteColorSpace]
1886 getWhite: &gray alpha: &alpha];
1887 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1888 lrint (gray * 0xff), lrint (gray * 0xff), lrint (gray * 0xff));
1889 unblock_input ();
1890 return build_string (buf);
1891 }
1892
1893 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1894 lrint (red*0xff), lrint (green*0xff), lrint (blue*0xff));
1895
1896 unblock_input ();
1897 return build_string (buf);
1898 }
1899
1900
1901 void
1902 ns_query_color(void *col, XColor *color_def, int setPixel)
1903 /* --------------------------------------------------------------------------
1904 Get ARGB values out of NSColor col and put them into color_def.
1905 If setPixel, set the pixel to a concatenated version.
1906 and set color_def pixel to the resulting index.
1907 -------------------------------------------------------------------------- */
1908 {
1909 EmacsCGFloat r, g, b, a;
1910
1911 [((NSColor *)col) getRed: &r green: &g blue: &b alpha: &a];
1912 color_def->red = r * 65535;
1913 color_def->green = g * 65535;
1914 color_def->blue = b * 65535;
1915
1916 if (setPixel == YES)
1917 color_def->pixel
1918 = ARGB_TO_ULONG((int)(a*255),
1919 (int)(r*255), (int)(g*255), (int)(b*255));
1920 }
1921
1922
1923 bool
1924 ns_defined_color (struct frame *f,
1925 const char *name,
1926 XColor *color_def,
1927 bool alloc,
1928 bool makeIndex)
1929 /* --------------------------------------------------------------------------
1930 Return true if named color found, and set color_def rgb accordingly.
1931 If makeIndex and alloc are nonzero put the color in the color_table,
1932 and set color_def pixel to the resulting index.
1933 If makeIndex is zero, set color_def pixel to ARGB.
1934 Return false if not found
1935 -------------------------------------------------------------------------- */
1936 {
1937 NSColor *col;
1938 NSTRACE ("ns_defined_color");
1939
1940 block_input ();
1941 if (ns_get_color (name, &col) != 0) /* Color not found */
1942 {
1943 unblock_input ();
1944 return 0;
1945 }
1946 if (makeIndex && alloc)
1947 color_def->pixel = ns_index_color (col, f);
1948 ns_query_color (col, color_def, !makeIndex);
1949 unblock_input ();
1950 return 1;
1951 }
1952
1953
1954 void
1955 x_set_frame_alpha (struct frame *f)
1956 /* --------------------------------------------------------------------------
1957 change the entire-frame transparency
1958 -------------------------------------------------------------------------- */
1959 {
1960 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (f);
1961 double alpha = 1.0;
1962 double alpha_min = 1.0;
1963
1964 if (dpyinfo->x_highlight_frame == f)
1965 alpha = f->alpha[0];
1966 else
1967 alpha = f->alpha[1];
1968
1969 if (FLOATP (Vframe_alpha_lower_limit))
1970 alpha_min = XFLOAT_DATA (Vframe_alpha_lower_limit);
1971 else if (INTEGERP (Vframe_alpha_lower_limit))
1972 alpha_min = (XINT (Vframe_alpha_lower_limit)) / 100.0;
1973
1974 if (alpha < 0.0)
1975 return;
1976 else if (1.0 < alpha)
1977 alpha = 1.0;
1978 else if (0.0 <= alpha && alpha < alpha_min && alpha_min <= 1.0)
1979 alpha = alpha_min;
1980
1981 #ifdef NS_IMPL_COCOA
1982 {
1983 EmacsView *view = FRAME_NS_VIEW (f);
1984 [[view window] setAlphaValue: alpha];
1985 }
1986 #endif
1987 }
1988
1989
1990 /* ==========================================================================
1991
1992 Mouse handling
1993
1994 ========================================================================== */
1995
1996
1997 void
1998 frame_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y)
1999 /* --------------------------------------------------------------------------
2000 Programmatically reposition mouse pointer in pixel coordinates
2001 -------------------------------------------------------------------------- */
2002 {
2003 NSTRACE ("frame_set_mouse_pixel_position");
2004 ns_raise_frame (f);
2005 #if 0
2006 /* FIXME: this does not work, and what about GNUstep? */
2007 #ifdef NS_IMPL_COCOA
2008 [FRAME_NS_VIEW (f) lockFocus];
2009 PSsetmouse ((float)pix_x, (float)pix_y);
2010 [FRAME_NS_VIEW (f) unlockFocus];
2011 #endif
2012 #endif
2013 }
2014
2015 static int
2016 note_mouse_movement (struct frame *frame, CGFloat x, CGFloat y)
2017 /* ------------------------------------------------------------------------
2018 Called by EmacsView on mouseMovement events. Passes on
2019 to emacs mainstream code if we moved off of a rect of interest
2020 known as last_mouse_glyph.
2021 ------------------------------------------------------------------------ */
2022 {
2023 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (frame);
2024 NSRect *r;
2025
2026 // NSTRACE ("note_mouse_movement");
2027
2028 dpyinfo->last_mouse_motion_frame = frame;
2029 r = &dpyinfo->last_mouse_glyph;
2030
2031 /* Note, this doesn't get called for enter/leave, since we don't have a
2032 position. Those are taken care of in the corresponding NSView methods. */
2033
2034 /* has movement gone beyond last rect we were tracking? */
2035 if (x < r->origin.x || x >= r->origin.x + r->size.width
2036 || y < r->origin.y || y >= r->origin.y + r->size.height)
2037 {
2038 ns_update_begin (frame);
2039 frame->mouse_moved = 1;
2040 note_mouse_highlight (frame, x, y);
2041 remember_mouse_glyph (frame, x, y, r);
2042 ns_update_end (frame);
2043 return 1;
2044 }
2045
2046 return 0;
2047 }
2048
2049
2050 static void
2051 ns_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window,
2052 enum scroll_bar_part *part, Lisp_Object *x, Lisp_Object *y,
2053 Time *time)
2054 /* --------------------------------------------------------------------------
2055 External (hook): inform emacs about mouse position and hit parts.
2056 If a scrollbar is being dragged, set bar_window, part, x, y, time.
2057 x & y should be position in the scrollbar (the whole bar, not the handle)
2058 and length of scrollbar respectively
2059 -------------------------------------------------------------------------- */
2060 {
2061 id view;
2062 NSPoint position;
2063 Lisp_Object frame, tail;
2064 struct frame *f;
2065 struct ns_display_info *dpyinfo;
2066
2067 NSTRACE ("ns_mouse_position");
2068
2069 if (*fp == NULL)
2070 {
2071 fprintf (stderr, "Warning: ns_mouse_position () called with null *fp.\n");
2072 return;
2073 }
2074
2075 dpyinfo = FRAME_DISPLAY_INFO (*fp);
2076
2077 block_input ();
2078
2079 /* Clear the mouse-moved flag for every frame on this display. */
2080 FOR_EACH_FRAME (tail, frame)
2081 if (FRAME_NS_P (XFRAME (frame))
2082 && FRAME_NS_DISPLAY (XFRAME (frame)) == FRAME_NS_DISPLAY (*fp))
2083 XFRAME (frame)->mouse_moved = 0;
2084
2085 dpyinfo->last_mouse_scroll_bar = nil;
2086 if (dpyinfo->last_mouse_frame
2087 && FRAME_LIVE_P (dpyinfo->last_mouse_frame))
2088 f = dpyinfo->last_mouse_frame;
2089 else
2090 f = dpyinfo->x_focus_frame ? dpyinfo->x_focus_frame : SELECTED_FRAME ();
2091
2092 if (f && FRAME_NS_P (f))
2093 {
2094 view = FRAME_NS_VIEW (*fp);
2095
2096 position = [[view window] mouseLocationOutsideOfEventStream];
2097 position = [view convertPoint: position fromView: nil];
2098 remember_mouse_glyph (f, position.x, position.y,
2099 &dpyinfo->last_mouse_glyph);
2100 /*fprintf (stderr, "ns_mouse_position: %.0f, %.0f\n", position.x, position.y); */
2101
2102 if (bar_window) *bar_window = Qnil;
2103 if (part) *part = scroll_bar_above_handle;
2104
2105 if (x) XSETINT (*x, lrint (position.x));
2106 if (y) XSETINT (*y, lrint (position.y));
2107 if (time)
2108 *time = dpyinfo->last_mouse_movement_time;
2109 *fp = f;
2110 }
2111
2112 unblock_input ();
2113 }
2114
2115
2116 static void
2117 ns_frame_up_to_date (struct frame *f)
2118 /* --------------------------------------------------------------------------
2119 External (hook): Fix up mouse highlighting right after a full update.
2120 Can't use FRAME_MOUSE_UPDATE due to ns_frame_begin and ns_frame_end calls.
2121 -------------------------------------------------------------------------- */
2122 {
2123 NSTRACE ("ns_frame_up_to_date");
2124
2125 if (FRAME_NS_P (f))
2126 {
2127 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
2128 if (f == hlinfo->mouse_face_mouse_frame)
2129 {
2130 block_input ();
2131 ns_update_begin(f);
2132 note_mouse_highlight (hlinfo->mouse_face_mouse_frame,
2133 hlinfo->mouse_face_mouse_x,
2134 hlinfo->mouse_face_mouse_y);
2135 ns_update_end(f);
2136 unblock_input ();
2137 }
2138 }
2139 }
2140
2141
2142 static void
2143 ns_define_frame_cursor (struct frame *f, Cursor cursor)
2144 /* --------------------------------------------------------------------------
2145 External (RIF): set frame mouse pointer type.
2146 -------------------------------------------------------------------------- */
2147 {
2148 NSTRACE ("ns_define_frame_cursor");
2149 if (FRAME_POINTER_TYPE (f) != cursor)
2150 {
2151 EmacsView *view = FRAME_NS_VIEW (f);
2152 FRAME_POINTER_TYPE (f) = cursor;
2153 [[view window] invalidateCursorRectsForView: view];
2154 /* Redisplay assumes this function also draws the changed frame
2155 cursor, but this function doesn't, so do it explicitly. */
2156 x_update_cursor (f, 1);
2157 }
2158 }
2159
2160
2161
2162 /* ==========================================================================
2163
2164 Keyboard handling
2165
2166 ========================================================================== */
2167
2168
2169 static unsigned
2170 ns_convert_key (unsigned code)
2171 /* --------------------------------------------------------------------------
2172 Internal call used by NSView-keyDown.
2173 -------------------------------------------------------------------------- */
2174 {
2175 const unsigned last_keysym = ARRAYELTS (convert_ns_to_X_keysym);
2176 unsigned keysym;
2177 /* An array would be faster, but less easy to read. */
2178 for (keysym = 0; keysym < last_keysym; keysym += 2)
2179 if (code == convert_ns_to_X_keysym[keysym])
2180 return 0xFF00 | convert_ns_to_X_keysym[keysym+1];
2181 return 0;
2182 /* if decide to use keyCode and Carbon table, use this line:
2183 return code > 0xff ? 0 : 0xFF00 | ns_keycode_to_xkeysym_table[code]; */
2184 }
2185
2186
2187 char *
2188 x_get_keysym_name (int keysym)
2189 /* --------------------------------------------------------------------------
2190 Called by keyboard.c. Not sure if the return val is important, except
2191 that it be unique.
2192 -------------------------------------------------------------------------- */
2193 {
2194 static char value[16];
2195 NSTRACE ("x_get_keysym_name");
2196 sprintf (value, "%d", keysym);
2197 return value;
2198 }
2199
2200
2201
2202 /* ==========================================================================
2203
2204 Block drawing operations
2205
2206 ========================================================================== */
2207
2208
2209 static void
2210 ns_redraw_scroll_bars (struct frame *f)
2211 {
2212 int i;
2213 id view;
2214 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
2215 NSTRACE ("ns_redraw_scroll_bars");
2216 for (i =[subviews count]-1; i >= 0; i--)
2217 {
2218 view = [subviews objectAtIndex: i];
2219 if (![view isKindOfClass: [EmacsScroller class]]) continue;
2220 [view display];
2221 }
2222 }
2223
2224
2225 void
2226 ns_clear_frame (struct frame *f)
2227 /* --------------------------------------------------------------------------
2228 External (hook): Erase the entire frame
2229 -------------------------------------------------------------------------- */
2230 {
2231 NSView *view = FRAME_NS_VIEW (f);
2232 NSRect r;
2233
2234 NSTRACE ("ns_clear_frame");
2235
2236 /* comes on initial frame because we have
2237 after-make-frame-functions = select-frame */
2238 if (!FRAME_DEFAULT_FACE (f))
2239 return;
2240
2241 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f)));
2242
2243 r = [view bounds];
2244
2245 block_input ();
2246 ns_focus (f, &r, 1);
2247 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (FRAME_DEFAULT_FACE (f)), f) set];
2248 NSRectFill (r);
2249 ns_unfocus (f);
2250
2251 /* as of 2006/11 or so this is now needed */
2252 ns_redraw_scroll_bars (f);
2253 unblock_input ();
2254 }
2255
2256
2257 static void
2258 ns_clear_frame_area (struct frame *f, int x, int y, int width, int height)
2259 /* --------------------------------------------------------------------------
2260 External (RIF): Clear section of frame
2261 -------------------------------------------------------------------------- */
2262 {
2263 NSRect r = NSMakeRect (x, y, width, height);
2264 NSView *view = FRAME_NS_VIEW (f);
2265 struct face *face = FRAME_DEFAULT_FACE (f);
2266
2267 if (!view || !face)
2268 return;
2269
2270 NSTRACE ("ns_clear_frame_area");
2271
2272 r = NSIntersectionRect (r, [view frame]);
2273 ns_focus (f, &r, 1);
2274 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), f) set];
2275
2276 NSRectFill (r);
2277
2278 ns_unfocus (f);
2279 return;
2280 }
2281
2282 static void
2283 ns_copy_bits (struct frame *f, NSRect src, NSRect dest)
2284 {
2285 if (FRAME_NS_VIEW (f))
2286 {
2287 ns_focus (f, &dest, 1);
2288 [FRAME_NS_VIEW (f) scrollRect: src
2289 by: NSMakeSize (dest.origin.x - src.origin.x,
2290 dest.origin.y - src.origin.y)];
2291 ns_unfocus (f);
2292 }
2293 }
2294
2295 static void
2296 ns_scroll_run (struct window *w, struct run *run)
2297 /* --------------------------------------------------------------------------
2298 External (RIF): Insert or delete n lines at line vpos
2299 -------------------------------------------------------------------------- */
2300 {
2301 struct frame *f = XFRAME (w->frame);
2302 int x, y, width, height, from_y, to_y, bottom_y;
2303
2304 NSTRACE ("ns_scroll_run");
2305
2306 /* begin copy from other terms */
2307 /* Get frame-relative bounding box of the text display area of W,
2308 without mode lines. Include in this box the left and right
2309 fringe of W. */
2310 window_box (w, ANY_AREA, &x, &y, &width, &height);
2311
2312 from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y);
2313 to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y);
2314 bottom_y = y + height;
2315
2316 if (to_y < from_y)
2317 {
2318 /* Scrolling up. Make sure we don't copy part of the mode
2319 line at the bottom. */
2320 if (from_y + run->height > bottom_y)
2321 height = bottom_y - from_y;
2322 else
2323 height = run->height;
2324 }
2325 else
2326 {
2327 /* Scrolling down. Make sure we don't copy over the mode line.
2328 at the bottom. */
2329 if (to_y + run->height > bottom_y)
2330 height = bottom_y - to_y;
2331 else
2332 height = run->height;
2333 }
2334 /* end copy from other terms */
2335
2336 if (height == 0)
2337 return;
2338
2339 block_input ();
2340
2341 x_clear_cursor (w);
2342
2343 {
2344 NSRect srcRect = NSMakeRect (x, from_y, width, height);
2345 NSRect dstRect = NSMakeRect (x, to_y, width, height);
2346
2347 ns_copy_bits (f, srcRect , dstRect);
2348 }
2349
2350 unblock_input ();
2351 }
2352
2353
2354 static void
2355 ns_after_update_window_line (struct window *w, struct glyph_row *desired_row)
2356 /* --------------------------------------------------------------------------
2357 External (RIF): preparatory to fringe update after text was updated
2358 -------------------------------------------------------------------------- */
2359 {
2360 struct frame *f;
2361 int width, height;
2362
2363 NSTRACE ("ns_after_update_window_line");
2364
2365 /* begin copy from other terms */
2366 eassert (w);
2367
2368 if (!desired_row->mode_line_p && !w->pseudo_window_p)
2369 desired_row->redraw_fringe_bitmaps_p = 1;
2370
2371 /* When a window has disappeared, make sure that no rest of
2372 full-width rows stays visible in the internal border. */
2373 if (windows_or_buffers_changed
2374 && desired_row->full_width_p
2375 && (f = XFRAME (w->frame),
2376 width = FRAME_INTERNAL_BORDER_WIDTH (f),
2377 width != 0)
2378 && (height = desired_row->visible_height,
2379 height > 0))
2380 {
2381 int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y));
2382
2383 block_input ();
2384 ns_clear_frame_area (f, 0, y, width, height);
2385 ns_clear_frame_area (f,
2386 FRAME_PIXEL_WIDTH (f) - width,
2387 y, width, height);
2388 unblock_input ();
2389 }
2390 }
2391
2392
2393 static void
2394 ns_shift_glyphs_for_insert (struct frame *f,
2395 int x, int y, int width, int height,
2396 int shift_by)
2397 /* --------------------------------------------------------------------------
2398 External (RIF): copy an area horizontally, don't worry about clearing src
2399 -------------------------------------------------------------------------- */
2400 {
2401 NSRect srcRect = NSMakeRect (x, y, width, height);
2402 NSRect dstRect = NSMakeRect (x+shift_by, y, width, height);
2403
2404 NSTRACE ("ns_shift_glyphs_for_insert");
2405
2406 ns_copy_bits (f, srcRect, dstRect);
2407 }
2408
2409
2410
2411 /* ==========================================================================
2412
2413 Character encoding and metrics
2414
2415 ========================================================================== */
2416
2417
2418 static void
2419 ns_compute_glyph_string_overhangs (struct glyph_string *s)
2420 /* --------------------------------------------------------------------------
2421 External (RIF); compute left/right overhang of whole string and set in s
2422 -------------------------------------------------------------------------- */
2423 {
2424 struct font *font = s->font;
2425
2426 if (s->char2b)
2427 {
2428 struct font_metrics metrics;
2429 unsigned int codes[2];
2430 codes[0] = *(s->char2b);
2431 codes[1] = *(s->char2b + s->nchars - 1);
2432
2433 font->driver->text_extents (font, codes, 2, &metrics);
2434 s->left_overhang = -metrics.lbearing;
2435 s->right_overhang
2436 = metrics.rbearing > metrics.width
2437 ? metrics.rbearing - metrics.width : 0;
2438 }
2439 else
2440 {
2441 s->left_overhang = 0;
2442 if (EQ (font->driver->type, Qns))
2443 s->right_overhang = ((struct nsfont_info *)font)->ital ?
2444 FONT_HEIGHT (font) * 0.2 : 0;
2445 else
2446 s->right_overhang = 0;
2447 }
2448 }
2449
2450
2451
2452 /* ==========================================================================
2453
2454 Fringe and cursor drawing
2455
2456 ========================================================================== */
2457
2458
2459 extern int max_used_fringe_bitmap;
2460 static void
2461 ns_draw_fringe_bitmap (struct window *w, struct glyph_row *row,
2462 struct draw_fringe_bitmap_params *p)
2463 /* --------------------------------------------------------------------------
2464 External (RIF); fringe-related
2465 -------------------------------------------------------------------------- */
2466 {
2467 /* Fringe bitmaps comes in two variants, normal and periodic. A
2468 periodic bitmap is used to create a continuous pattern. Since a
2469 bitmap is rendered one text line at a time, the start offset (dh)
2470 of the bitmap varies. Concretely, this is used for the empty
2471 line indicator.
2472
2473 For a bitmap, "h + dh" is the full height and is always
2474 invariant. For a normal bitmap "dh" is zero.
2475
2476 For example, when the period is three and the full height is 72
2477 the following combinations exists:
2478
2479 h=72 dh=0
2480 h=71 dh=1
2481 h=70 dh=2 */
2482
2483 struct frame *f = XFRAME (WINDOW_FRAME (w));
2484 struct face *face = p->face;
2485 static EmacsImage **bimgs = NULL;
2486 static int nBimgs = 0;
2487
2488 NSTRACE ("ns_draw_fringe_bitmap");
2489 NSTRACE_MSG ("which:%d cursor:%d overlay:%d width:%d height:%d period:%d",
2490 p->which, p->cursor_p, p->overlay_p, p->wd, p->h, p->dh);
2491
2492 /* grow bimgs if needed */
2493 if (nBimgs < max_used_fringe_bitmap)
2494 {
2495 bimgs = xrealloc (bimgs, max_used_fringe_bitmap * sizeof *bimgs);
2496 memset (bimgs + nBimgs, 0,
2497 (max_used_fringe_bitmap - nBimgs) * sizeof *bimgs);
2498 nBimgs = max_used_fringe_bitmap;
2499 }
2500
2501 /* Must clip because of partially visible lines. */
2502 ns_clip_to_row (w, row, ANY_AREA, YES);
2503
2504 if (!p->overlay_p)
2505 {
2506 int bx = p->bx, by = p->by, nx = p->nx, ny = p->ny;
2507
2508 if (bx >= 0 && nx > 0)
2509 {
2510 NSRect r = NSMakeRect (bx, by, nx, ny);
2511 NSRectClip (r);
2512 [ns_lookup_indexed_color (face->background, f) set];
2513 NSRectFill (r);
2514 }
2515 }
2516
2517 if (p->which)
2518 {
2519 NSRect r = NSMakeRect (p->x, p->y, p->wd, p->h);
2520 EmacsImage *img = bimgs[p->which - 1];
2521
2522 if (!img)
2523 {
2524 // Note: For "periodic" images, allocate one EmacsImage for
2525 // the base image, and use it for all dh:s.
2526 unsigned short *bits = p->bits;
2527 int full_height = p->h + p->dh;
2528 int i;
2529 unsigned char *cbits = xmalloc (full_height);
2530
2531 for (i = 0; i < full_height; i++)
2532 cbits[i] = bits[i];
2533 img = [[EmacsImage alloc] initFromXBM: cbits width: 8
2534 height: full_height
2535 fg: 0 bg: 0];
2536 bimgs[p->which - 1] = img;
2537 xfree (cbits);
2538 }
2539
2540 NSTRACE_RECT ("r", r);
2541
2542 NSRectClip (r);
2543 /* Since we composite the bitmap instead of just blitting it, we need
2544 to erase the whole background. */
2545 [ns_lookup_indexed_color(face->background, f) set];
2546 NSRectFill (r);
2547
2548 {
2549 NSColor *bm_color;
2550 if (!p->cursor_p)
2551 bm_color = ns_lookup_indexed_color(face->foreground, f);
2552 else if (p->overlay_p)
2553 bm_color = ns_lookup_indexed_color(face->background, f);
2554 else
2555 bm_color = f->output_data.ns->cursor_color;
2556 [img setXBMColor: bm_color];
2557 }
2558
2559 // Note: For periodic images, the full image height is "h + hd".
2560 // By using the height h, a suitable part of the image is used.
2561 NSRect fromRect = NSMakeRect(0, 0, p->wd, p->h);
2562
2563 NSTRACE_RECT ("fromRect", fromRect);
2564
2565 #ifdef NS_IMPL_COCOA
2566 [img drawInRect: r
2567 fromRect: fromRect
2568 operation: NSCompositeSourceOver
2569 fraction: 1.0
2570 respectFlipped: YES
2571 hints: nil];
2572 #else
2573 {
2574 NSPoint pt = r.origin;
2575 pt.y += p->h;
2576 [img compositeToPoint: pt operation: NSCompositeSourceOver];
2577 }
2578 #endif
2579 }
2580 ns_unfocus (f);
2581 }
2582
2583
2584 static void
2585 ns_draw_window_cursor (struct window *w, struct glyph_row *glyph_row,
2586 int x, int y, enum text_cursor_kinds cursor_type,
2587 int cursor_width, bool on_p, bool active_p)
2588 /* --------------------------------------------------------------------------
2589 External call (RIF): draw cursor.
2590 Note that CURSOR_WIDTH is meaningful only for (h)bar cursors.
2591 -------------------------------------------------------------------------- */
2592 {
2593 NSRect r, s;
2594 int fx, fy, h, cursor_height;
2595 struct frame *f = WINDOW_XFRAME (w);
2596 struct glyph *phys_cursor_glyph;
2597 struct glyph *cursor_glyph;
2598 struct face *face;
2599 NSColor *hollow_color = FRAME_BACKGROUND_COLOR (f);
2600
2601 /* If cursor is out of bounds, don't draw garbage. This can happen
2602 in mini-buffer windows when switching between echo area glyphs
2603 and mini-buffer. */
2604
2605 NSTRACE ("dumpcursor");
2606
2607 if (!on_p)
2608 return;
2609
2610 w->phys_cursor_type = cursor_type;
2611 w->phys_cursor_on_p = on_p;
2612
2613 if (cursor_type == NO_CURSOR)
2614 {
2615 w->phys_cursor_width = 0;
2616 return;
2617 }
2618
2619 if ((phys_cursor_glyph = get_phys_cursor_glyph (w)) == NULL)
2620 {
2621 if (glyph_row->exact_window_width_line_p
2622 && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA])
2623 {
2624 glyph_row->cursor_in_fringe_p = 1;
2625 draw_fringe_bitmap (w, glyph_row, 0);
2626 }
2627 return;
2628 }
2629
2630 /* We draw the cursor (with NSRectFill), then draw the glyph on top
2631 (other terminals do it the other way round). We must set
2632 w->phys_cursor_width to the cursor width. For bar cursors, that
2633 is CURSOR_WIDTH; for box cursors, it is the glyph width. */
2634 get_phys_cursor_geometry (w, glyph_row, phys_cursor_glyph, &fx, &fy, &h);
2635
2636 /* The above get_phys_cursor_geometry call set w->phys_cursor_width
2637 to the glyph width; replace with CURSOR_WIDTH for (V)BAR cursors. */
2638 if (cursor_type == BAR_CURSOR)
2639 {
2640 if (cursor_width < 1)
2641 cursor_width = max (FRAME_CURSOR_WIDTH (f), 1);
2642 w->phys_cursor_width = cursor_width;
2643 }
2644 /* If we have an HBAR, "cursor_width" MAY specify height. */
2645 else if (cursor_type == HBAR_CURSOR)
2646 {
2647 cursor_height = (cursor_width < 1) ? lrint (0.25 * h) : cursor_width;
2648 if (cursor_height > glyph_row->height)
2649 cursor_height = glyph_row->height;
2650 if (h > cursor_height) // Cursor smaller than line height, move down
2651 fy += h - cursor_height;
2652 h = cursor_height;
2653 }
2654
2655 r.origin.x = fx, r.origin.y = fy;
2656 r.size.height = h;
2657 r.size.width = w->phys_cursor_width;
2658
2659 /* TODO: only needed in rare cases with last-resort font in HELLO..
2660 should we do this more efficiently? */
2661 ns_clip_to_row (w, glyph_row, ANY_AREA, NO); /* do ns_focus(f, &r, 1); if remove */
2662
2663
2664 face = FACE_FROM_ID (f, phys_cursor_glyph->face_id);
2665 if (face && NS_FACE_BACKGROUND (face)
2666 == ns_index_color (FRAME_CURSOR_COLOR (f), f))
2667 {
2668 [ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), f) set];
2669 hollow_color = FRAME_CURSOR_COLOR (f);
2670 }
2671 else
2672 [FRAME_CURSOR_COLOR (f) set];
2673
2674 #ifdef NS_IMPL_COCOA
2675 /* TODO: This makes drawing of cursor plus that of phys_cursor_glyph
2676 atomic. Cleaner ways of doing this should be investigated.
2677 One way would be to set a global variable DRAWING_CURSOR
2678 when making the call to draw_phys..(), don't focus in that
2679 case, then move the ns_unfocus() here after that call. */
2680 NSDisableScreenUpdates ();
2681 #endif
2682
2683 switch (cursor_type)
2684 {
2685 case DEFAULT_CURSOR:
2686 case NO_CURSOR:
2687 break;
2688 case FILLED_BOX_CURSOR:
2689 NSRectFill (r);
2690 break;
2691 case HOLLOW_BOX_CURSOR:
2692 NSRectFill (r);
2693 [hollow_color set];
2694 NSRectFill (NSInsetRect (r, 1, 1));
2695 [FRAME_CURSOR_COLOR (f) set];
2696 break;
2697 case HBAR_CURSOR:
2698 NSRectFill (r);
2699 break;
2700 case BAR_CURSOR:
2701 s = r;
2702 /* If the character under cursor is R2L, draw the bar cursor
2703 on the right of its glyph, rather than on the left. */
2704 cursor_glyph = get_phys_cursor_glyph (w);
2705 if ((cursor_glyph->resolved_level & 1) != 0)
2706 s.origin.x += cursor_glyph->pixel_width - s.size.width;
2707
2708 NSRectFill (s);
2709 break;
2710 }
2711 ns_unfocus (f);
2712
2713 /* draw the character under the cursor */
2714 if (cursor_type != NO_CURSOR)
2715 draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR);
2716
2717 #ifdef NS_IMPL_COCOA
2718 NSEnableScreenUpdates ();
2719 #endif
2720
2721 }
2722
2723
2724 static void
2725 ns_draw_vertical_window_border (struct window *w, int x, int y0, int y1)
2726 /* --------------------------------------------------------------------------
2727 External (RIF): Draw a vertical line.
2728 -------------------------------------------------------------------------- */
2729 {
2730 struct frame *f = XFRAME (WINDOW_FRAME (w));
2731 struct face *face;
2732 NSRect r = NSMakeRect (x, y0, 1, y1-y0);
2733
2734 NSTRACE ("ns_draw_vertical_window_border");
2735
2736 face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID);
2737 if (face)
2738 [ns_lookup_indexed_color(face->foreground, f) set];
2739
2740 ns_focus (f, &r, 1);
2741 NSRectFill(r);
2742 ns_unfocus (f);
2743 }
2744
2745
2746 static void
2747 ns_draw_window_divider (struct window *w, int x0, int x1, int y0, int y1)
2748 /* --------------------------------------------------------------------------
2749 External (RIF): Draw a window divider.
2750 -------------------------------------------------------------------------- */
2751 {
2752 struct frame *f = XFRAME (WINDOW_FRAME (w));
2753 struct face *face;
2754 NSRect r = NSMakeRect (x0, y0, x1-x0, y1-y0);
2755
2756 NSTRACE ("ns_draw_window_divider");
2757
2758 face = FACE_FROM_ID (f, WINDOW_DIVIDER_FACE_ID);
2759 if (face)
2760 [ns_lookup_indexed_color(face->foreground, f) set];
2761
2762 ns_focus (f, &r, 1);
2763 NSRectFill(r);
2764 ns_unfocus (f);
2765 }
2766
2767 static void
2768 ns_show_hourglass (struct frame *f)
2769 {
2770 /* TODO: add NSProgressIndicator to all frames. */
2771 }
2772
2773 static void
2774 ns_hide_hourglass (struct frame *f)
2775 {
2776 /* TODO: remove NSProgressIndicator from all frames. */
2777 }
2778
2779 /* ==========================================================================
2780
2781 Glyph drawing operations
2782
2783 ========================================================================== */
2784
2785 static int
2786 ns_get_glyph_string_clip_rect (struct glyph_string *s, NativeRectangle *nr)
2787 /* --------------------------------------------------------------------------
2788 Wrapper utility to account for internal border width on full-width lines,
2789 and allow top full-width rows to hit the frame top. nr should be pointer
2790 to two successive NSRects. Number of rects actually used is returned.
2791 -------------------------------------------------------------------------- */
2792 {
2793 int n = get_glyph_string_clip_rects (s, nr, 2);
2794 return n;
2795 }
2796
2797 /* --------------------------------------------------------------------
2798 Draw a wavy line under glyph string s. The wave fills wave_height
2799 pixels from y.
2800
2801 x wave_length = 2
2802 --
2803 y * * * * *
2804 |* * * * * * * * *
2805 wave_height = 3 | * * * *
2806 --------------------------------------------------------------------- */
2807
2808 static void
2809 ns_draw_underwave (struct glyph_string *s, EmacsCGFloat width, EmacsCGFloat x)
2810 {
2811 int wave_height = 3, wave_length = 2;
2812 int y, dx, dy, odd, xmax;
2813 NSPoint a, b;
2814 NSRect waveClip;
2815
2816 dx = wave_length;
2817 dy = wave_height - 1;
2818 y = s->ybase - wave_height + 3;
2819 xmax = x + width;
2820
2821 /* Find and set clipping rectangle */
2822 waveClip = NSMakeRect (x, y, width, wave_height);
2823 [[NSGraphicsContext currentContext] saveGraphicsState];
2824 NSRectClip (waveClip);
2825
2826 /* Draw the waves */
2827 a.x = x - ((int)(x) % dx) + (EmacsCGFloat) 0.5;
2828 b.x = a.x + dx;
2829 odd = (int)(a.x/dx) % 2;
2830 a.y = b.y = y + 0.5;
2831
2832 if (odd)
2833 a.y += dy;
2834 else
2835 b.y += dy;
2836
2837 while (a.x <= xmax)
2838 {
2839 [NSBezierPath strokeLineFromPoint:a toPoint:b];
2840 a.x = b.x, a.y = b.y;
2841 b.x += dx, b.y = y + 0.5 + odd*dy;
2842 odd = !odd;
2843 }
2844
2845 /* Restore previous clipping rectangle(s) */
2846 [[NSGraphicsContext currentContext] restoreGraphicsState];
2847 }
2848
2849
2850
2851 void
2852 ns_draw_text_decoration (struct glyph_string *s, struct face *face,
2853 NSColor *defaultCol, CGFloat width, CGFloat x)
2854 /* --------------------------------------------------------------------------
2855 Draw underline, overline, and strike-through on glyph string s.
2856 -------------------------------------------------------------------------- */
2857 {
2858 if (s->for_overlaps)
2859 return;
2860
2861 /* Do underline. */
2862 if (face->underline_p)
2863 {
2864 if (s->face->underline_type == FACE_UNDER_WAVE)
2865 {
2866 if (face->underline_defaulted_p)
2867 [defaultCol set];
2868 else
2869 [ns_lookup_indexed_color (face->underline_color, s->f) set];
2870
2871 ns_draw_underwave (s, width, x);
2872 }
2873 else if (s->face->underline_type == FACE_UNDER_LINE)
2874 {
2875
2876 NSRect r;
2877 unsigned long thickness, position;
2878
2879 /* If the prev was underlined, match its appearance. */
2880 if (s->prev && s->prev->face->underline_p
2881 && s->prev->face->underline_type == FACE_UNDER_LINE
2882 && s->prev->underline_thickness > 0)
2883 {
2884 thickness = s->prev->underline_thickness;
2885 position = s->prev->underline_position;
2886 }
2887 else
2888 {
2889 struct font *font;
2890 unsigned long descent;
2891
2892 font=s->font;
2893 descent = s->y + s->height - s->ybase;
2894
2895 /* Use underline thickness of font, defaulting to 1. */
2896 thickness = (font && font->underline_thickness > 0)
2897 ? font->underline_thickness : 1;
2898
2899 /* Determine the offset of underlining from the baseline. */
2900 if (x_underline_at_descent_line)
2901 position = descent - thickness;
2902 else if (x_use_underline_position_properties
2903 && font && font->underline_position >= 0)
2904 position = font->underline_position;
2905 else if (font)
2906 position = lround (font->descent / 2);
2907 else
2908 position = underline_minimum_offset;
2909
2910 position = max (position, underline_minimum_offset);
2911
2912 /* Ensure underlining is not cropped. */
2913 if (descent <= position)
2914 {
2915 position = descent - 1;
2916 thickness = 1;
2917 }
2918 else if (descent < position + thickness)
2919 thickness = 1;
2920 }
2921
2922 s->underline_thickness = thickness;
2923 s->underline_position = position;
2924
2925 r = NSMakeRect (x, s->ybase + position, width, thickness);
2926
2927 if (face->underline_defaulted_p)
2928 [defaultCol set];
2929 else
2930 [ns_lookup_indexed_color (face->underline_color, s->f) set];
2931 NSRectFill (r);
2932 }
2933 }
2934 /* Do overline. We follow other terms in using a thickness of 1
2935 and ignoring overline_margin. */
2936 if (face->overline_p)
2937 {
2938 NSRect r;
2939 r = NSMakeRect (x, s->y, width, 1);
2940
2941 if (face->overline_color_defaulted_p)
2942 [defaultCol set];
2943 else
2944 [ns_lookup_indexed_color (face->overline_color, s->f) set];
2945 NSRectFill (r);
2946 }
2947
2948 /* Do strike-through. We follow other terms for thickness and
2949 vertical position.*/
2950 if (face->strike_through_p)
2951 {
2952 NSRect r;
2953 unsigned long dy;
2954
2955 dy = lrint ((s->height - 1) / 2);
2956 r = NSMakeRect (x, s->y + dy, width, 1);
2957
2958 if (face->strike_through_color_defaulted_p)
2959 [defaultCol set];
2960 else
2961 [ns_lookup_indexed_color (face->strike_through_color, s->f) set];
2962 NSRectFill (r);
2963 }
2964 }
2965
2966 static void
2967 ns_draw_box (NSRect r, CGFloat thickness, NSColor *col,
2968 char left_p, char right_p)
2969 /* --------------------------------------------------------------------------
2970 Draw an unfilled rect inside r, optionally leaving left and/or right open.
2971 Note we can't just use an NSDrawRect command, because of the possibility
2972 of some sides not being drawn, and because the rect will be filled.
2973 -------------------------------------------------------------------------- */
2974 {
2975 NSRect s = r;
2976 [col set];
2977
2978 /* top, bottom */
2979 s.size.height = thickness;
2980 NSRectFill (s);
2981 s.origin.y += r.size.height - thickness;
2982 NSRectFill (s);
2983
2984 s.size.height = r.size.height;
2985 s.origin.y = r.origin.y;
2986
2987 /* left, right (optional) */
2988 s.size.width = thickness;
2989 if (left_p)
2990 NSRectFill (s);
2991 if (right_p)
2992 {
2993 s.origin.x += r.size.width - thickness;
2994 NSRectFill (s);
2995 }
2996 }
2997
2998
2999 static void
3000 ns_draw_relief (NSRect r, int thickness, char raised_p,
3001 char top_p, char bottom_p, char left_p, char right_p,
3002 struct glyph_string *s)
3003 /* --------------------------------------------------------------------------
3004 Draw a relief rect inside r, optionally leaving some sides open.
3005 Note we can't just use an NSDrawBezel command, because of the possibility
3006 of some sides not being drawn, and because the rect will be filled.
3007 -------------------------------------------------------------------------- */
3008 {
3009 static NSColor *baseCol = nil, *lightCol = nil, *darkCol = nil;
3010 NSColor *newBaseCol = nil;
3011 NSRect sr = r;
3012
3013 NSTRACE ("ns_draw_relief");
3014
3015 /* set up colors */
3016
3017 if (s->face->use_box_color_for_shadows_p)
3018 {
3019 newBaseCol = ns_lookup_indexed_color (s->face->box_color, s->f);
3020 }
3021 /* else if (s->first_glyph->type == IMAGE_GLYPH
3022 && s->img->pixmap
3023 && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0))
3024 {
3025 newBaseCol = IMAGE_BACKGROUND (s->img, s->f, 0);
3026 } */
3027 else
3028 {
3029 newBaseCol = ns_lookup_indexed_color (s->face->background, s->f);
3030 }
3031
3032 if (newBaseCol == nil)
3033 newBaseCol = [NSColor grayColor];
3034
3035 if (newBaseCol != baseCol) /* TODO: better check */
3036 {
3037 [baseCol release];
3038 baseCol = [newBaseCol retain];
3039 [lightCol release];
3040 lightCol = [[baseCol highlightWithLevel: 0.2] retain];
3041 [darkCol release];
3042 darkCol = [[baseCol shadowWithLevel: 0.3] retain];
3043 }
3044
3045 [(raised_p ? lightCol : darkCol) set];
3046
3047 /* TODO: mitering. Using NSBezierPath doesn't work because of color switch. */
3048
3049 /* top */
3050 sr.size.height = thickness;
3051 if (top_p) NSRectFill (sr);
3052
3053 /* left */
3054 sr.size.height = r.size.height;
3055 sr.size.width = thickness;
3056 if (left_p) NSRectFill (sr);
3057
3058 [(raised_p ? darkCol : lightCol) set];
3059
3060 /* bottom */
3061 sr.size.width = r.size.width;
3062 sr.size.height = thickness;
3063 sr.origin.y += r.size.height - thickness;
3064 if (bottom_p) NSRectFill (sr);
3065
3066 /* right */
3067 sr.size.height = r.size.height;
3068 sr.origin.y = r.origin.y;
3069 sr.size.width = thickness;
3070 sr.origin.x += r.size.width - thickness;
3071 if (right_p) NSRectFill (sr);
3072 }
3073
3074
3075 static void
3076 ns_dumpglyphs_box_or_relief (struct glyph_string *s)
3077 /* --------------------------------------------------------------------------
3078 Function modeled after x_draw_glyph_string_box ().
3079 Sets up parameters for drawing.
3080 -------------------------------------------------------------------------- */
3081 {
3082 int right_x, last_x;
3083 char left_p, right_p;
3084 struct glyph *last_glyph;
3085 NSRect r;
3086 int thickness;
3087 struct face *face;
3088
3089 if (s->hl == DRAW_MOUSE_FACE)
3090 {
3091 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
3092 if (!face)
3093 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
3094 }
3095 else
3096 face = s->face;
3097
3098 thickness = face->box_line_width;
3099
3100 NSTRACE ("ns_dumpglyphs_box_or_relief");
3101
3102 last_x = ((s->row->full_width_p && !s->w->pseudo_window_p)
3103 ? WINDOW_RIGHT_EDGE_X (s->w)
3104 : window_box_right (s->w, s->area));
3105 last_glyph = (s->cmp || s->img
3106 ? s->first_glyph : s->first_glyph + s->nchars-1);
3107
3108 right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p
3109 ? last_x - 1 : min (last_x, s->x + s->background_width) - 1));
3110
3111 left_p = (s->first_glyph->left_box_line_p
3112 || (s->hl == DRAW_MOUSE_FACE
3113 && (s->prev == NULL || s->prev->hl != s->hl)));
3114 right_p = (last_glyph->right_box_line_p
3115 || (s->hl == DRAW_MOUSE_FACE
3116 && (s->next == NULL || s->next->hl != s->hl)));
3117
3118 r = NSMakeRect (s->x, s->y, right_x - s->x + 1, s->height);
3119
3120 /* TODO: Sometimes box_color is 0 and this seems wrong; should investigate. */
3121 if (s->face->box == FACE_SIMPLE_BOX && s->face->box_color)
3122 {
3123 ns_draw_box (r, abs (thickness),
3124 ns_lookup_indexed_color (face->box_color, s->f),
3125 left_p, right_p);
3126 }
3127 else
3128 {
3129 ns_draw_relief (r, abs (thickness), s->face->box == FACE_RAISED_BOX,
3130 1, 1, left_p, right_p, s);
3131 }
3132 }
3133
3134
3135 static void
3136 ns_maybe_dumpglyphs_background (struct glyph_string *s, char force_p)
3137 /* --------------------------------------------------------------------------
3138 Modeled after x_draw_glyph_string_background, which draws BG in
3139 certain cases. Others are left to the text rendering routine.
3140 -------------------------------------------------------------------------- */
3141 {
3142 NSTRACE ("ns_maybe_dumpglyphs_background");
3143
3144 if (!s->background_filled_p/* || s->hl == DRAW_MOUSE_FACE*/)
3145 {
3146 int box_line_width = max (s->face->box_line_width, 0);
3147 if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width
3148 /* When xdisp.c ignores FONT_HEIGHT, we cannot trust font
3149 dimensions, since the actual glyphs might be much
3150 smaller. So in that case we always clear the rectangle
3151 with background color. */
3152 || FONT_TOO_HIGH (s->font)
3153 || s->font_not_found_p || s->extends_to_end_of_line_p || force_p)
3154 {
3155 struct face *face;
3156 if (s->hl == DRAW_MOUSE_FACE)
3157 {
3158 face = FACE_FROM_ID (s->f,
3159 MOUSE_HL_INFO (s->f)->mouse_face_face_id);
3160 if (!face)
3161 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
3162 }
3163 else
3164 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
3165 if (!face->stipple)
3166 [(NS_FACE_BACKGROUND (face) != 0
3167 ? ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f)
3168 : FRAME_BACKGROUND_COLOR (s->f)) set];
3169 else
3170 {
3171 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (s->f);
3172 [[dpyinfo->bitmaps[face->stipple-1].img stippleMask] set];
3173 }
3174
3175 if (s->hl != DRAW_CURSOR)
3176 {
3177 NSRect r = NSMakeRect (s->x, s->y + box_line_width,
3178 s->background_width,
3179 s->height-2*box_line_width);
3180 NSRectFill (r);
3181 }
3182
3183 s->background_filled_p = 1;
3184 }
3185 }
3186 }
3187
3188
3189 static void
3190 ns_dumpglyphs_image (struct glyph_string *s, NSRect r)
3191 /* --------------------------------------------------------------------------
3192 Renders an image and associated borders.
3193 -------------------------------------------------------------------------- */
3194 {
3195 EmacsImage *img = s->img->pixmap;
3196 int box_line_vwidth = max (s->face->box_line_width, 0);
3197 int x = s->x, y = s->ybase - image_ascent (s->img, s->face, &s->slice);
3198 int bg_x, bg_y, bg_height;
3199 int th;
3200 char raised_p;
3201 NSRect br;
3202 struct face *face;
3203 NSColor *tdCol;
3204
3205 NSTRACE ("ns_dumpglyphs_image");
3206
3207 if (s->face->box != FACE_NO_BOX
3208 && s->first_glyph->left_box_line_p && s->slice.x == 0)
3209 x += abs (s->face->box_line_width);
3210
3211 bg_x = x;
3212 bg_y = s->slice.y == 0 ? s->y : s->y + box_line_vwidth;
3213 bg_height = s->height;
3214 /* other terms have this, but was causing problems w/tabbar mode */
3215 /* - 2 * box_line_vwidth; */
3216
3217 if (s->slice.x == 0) x += s->img->hmargin;
3218 if (s->slice.y == 0) y += s->img->vmargin;
3219
3220 /* Draw BG: if we need larger area than image itself cleared, do that,
3221 otherwise, since we composite the image under NS (instead of mucking
3222 with its background color), we must clear just the image area. */
3223 if (s->hl == DRAW_MOUSE_FACE)
3224 {
3225 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
3226 if (!face)
3227 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
3228 }
3229 else
3230 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
3231
3232 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f) set];
3233
3234 if (bg_height > s->slice.height || s->img->hmargin || s->img->vmargin
3235 || s->img->mask || s->img->pixmap == 0 || s->width != s->background_width)
3236 {
3237 br = NSMakeRect (bg_x, bg_y, s->background_width, bg_height);
3238 s->background_filled_p = 1;
3239 }
3240 else
3241 {
3242 br = NSMakeRect (x, y, s->slice.width, s->slice.height);
3243 }
3244
3245 NSRectFill (br);
3246
3247 /* Draw the image.. do we need to draw placeholder if img ==nil? */
3248 if (img != nil)
3249 {
3250 #ifdef NS_IMPL_COCOA
3251 NSRect dr = NSMakeRect (x, y, s->slice.width, s->slice.height);
3252 NSRect ir = NSMakeRect (s->slice.x, s->slice.y,
3253 s->slice.width, s->slice.height);
3254 [img drawInRect: dr
3255 fromRect: ir
3256 operation: NSCompositeSourceOver
3257 fraction: 1.0
3258 respectFlipped: YES
3259 hints: nil];
3260 #else
3261 [img compositeToPoint: NSMakePoint (x, y + s->slice.height)
3262 operation: NSCompositeSourceOver];
3263 #endif
3264 }
3265
3266 if (s->hl == DRAW_CURSOR)
3267 {
3268 [FRAME_CURSOR_COLOR (s->f) set];
3269 if (s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3270 tdCol = ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f);
3271 else
3272 /* Currently on NS img->mask is always 0. Since
3273 get_window_cursor_type specifies a hollow box cursor when on
3274 a non-masked image we never reach this clause. But we put it
3275 in in anticipation of better support for image masks on
3276 NS. */
3277 tdCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
3278 }
3279 else
3280 {
3281 tdCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
3282 }
3283
3284 /* Draw underline, overline, strike-through. */
3285 ns_draw_text_decoration (s, face, tdCol, br.size.width, br.origin.x);
3286
3287 /* Draw relief, if requested */
3288 if (s->img->relief || s->hl ==DRAW_IMAGE_RAISED || s->hl ==DRAW_IMAGE_SUNKEN)
3289 {
3290 if (s->hl == DRAW_IMAGE_SUNKEN || s->hl == DRAW_IMAGE_RAISED)
3291 {
3292 th = tool_bar_button_relief >= 0 ?
3293 tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF;
3294 raised_p = (s->hl == DRAW_IMAGE_RAISED);
3295 }
3296 else
3297 {
3298 th = abs (s->img->relief);
3299 raised_p = (s->img->relief > 0);
3300 }
3301
3302 r.origin.x = x - th;
3303 r.origin.y = y - th;
3304 r.size.width = s->slice.width + 2*th-1;
3305 r.size.height = s->slice.height + 2*th-1;
3306 ns_draw_relief (r, th, raised_p,
3307 s->slice.y == 0,
3308 s->slice.y + s->slice.height == s->img->height,
3309 s->slice.x == 0,
3310 s->slice.x + s->slice.width == s->img->width, s);
3311 }
3312
3313 /* If there is no mask, the background won't be seen,
3314 so draw a rectangle on the image for the cursor.
3315 Do this for all images, getting transparency right is not reliable. */
3316 if (s->hl == DRAW_CURSOR)
3317 {
3318 int thickness = abs (s->img->relief);
3319 if (thickness == 0) thickness = 1;
3320 ns_draw_box (br, thickness, FRAME_CURSOR_COLOR (s->f), 1, 1);
3321 }
3322 }
3323
3324
3325 static void
3326 ns_dumpglyphs_stretch (struct glyph_string *s)
3327 {
3328 NSRect r[2];
3329 int n, i;
3330 struct face *face;
3331 NSColor *fgCol, *bgCol;
3332
3333 if (!s->background_filled_p)
3334 {
3335 n = ns_get_glyph_string_clip_rect (s, r);
3336 *r = NSMakeRect (s->x, s->y, s->background_width, s->height);
3337
3338 ns_focus (s->f, r, n);
3339
3340 if (s->hl == DRAW_MOUSE_FACE)
3341 {
3342 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
3343 if (!face)
3344 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
3345 }
3346 else
3347 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
3348
3349 bgCol = ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f);
3350 fgCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
3351
3352 for (i = 0; i < n; ++i)
3353 {
3354 if (!s->row->full_width_p)
3355 {
3356 int overrun, leftoverrun;
3357
3358 /* truncate to avoid overwriting fringe and/or scrollbar */
3359 overrun = max (0, (s->x + s->background_width)
3360 - (WINDOW_BOX_RIGHT_EDGE_X (s->w)
3361 - WINDOW_RIGHT_FRINGE_WIDTH (s->w)));
3362 r[i].size.width -= overrun;
3363
3364 /* truncate to avoid overwriting to left of the window box */
3365 leftoverrun = (WINDOW_BOX_LEFT_EDGE_X (s->w)
3366 + WINDOW_LEFT_FRINGE_WIDTH (s->w)) - s->x;
3367
3368 if (leftoverrun > 0)
3369 {
3370 r[i].origin.x += leftoverrun;
3371 r[i].size.width -= leftoverrun;
3372 }
3373
3374 /* XXX: Try to work between problem where a stretch glyph on
3375 a partially-visible bottom row will clear part of the
3376 modeline, and another where list-buffers headers and similar
3377 rows erroneously have visible_height set to 0. Not sure
3378 where this is coming from as other terms seem not to show. */
3379 r[i].size.height = min (s->height, s->row->visible_height);
3380 }
3381
3382 [bgCol set];
3383
3384 /* NOTE: under NS this is NOT used to draw cursors, but we must avoid
3385 overwriting cursor (usually when cursor on a tab) */
3386 if (s->hl == DRAW_CURSOR)
3387 {
3388 CGFloat x, width;
3389
3390 x = r[i].origin.x;
3391 width = s->w->phys_cursor_width;
3392 r[i].size.width -= width;
3393 r[i].origin.x += width;
3394
3395 NSRectFill (r[i]);
3396
3397 /* Draw overlining, etc. on the cursor. */
3398 if (s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3399 ns_draw_text_decoration (s, face, bgCol, width, x);
3400 else
3401 ns_draw_text_decoration (s, face, fgCol, width, x);
3402 }
3403 else
3404 {
3405 NSRectFill (r[i]);
3406 }
3407
3408 /* Draw overlining, etc. on the stretch glyph (or the part
3409 of the stretch glyph after the cursor). */
3410 ns_draw_text_decoration (s, face, fgCol, r[i].size.width,
3411 r[i].origin.x);
3412 }
3413 ns_unfocus (s->f);
3414 s->background_filled_p = 1;
3415 }
3416 }
3417
3418
3419 static void
3420 ns_draw_composite_glyph_string_foreground (struct glyph_string *s)
3421 {
3422 int i, j, x;
3423 struct font *font = s->font;
3424
3425 /* If first glyph of S has a left box line, start drawing the text
3426 of S to the right of that box line. */
3427 if (s->face && s->face->box != FACE_NO_BOX
3428 && s->first_glyph->left_box_line_p)
3429 x = s->x + eabs (s->face->box_line_width);
3430 else
3431 x = s->x;
3432
3433 /* S is a glyph string for a composition. S->cmp_from is the index
3434 of the first character drawn for glyphs of this composition.
3435 S->cmp_from == 0 means we are drawing the very first character of
3436 this composition. */
3437
3438 /* Draw a rectangle for the composition if the font for the very
3439 first character of the composition could not be loaded. */
3440 if (s->font_not_found_p)
3441 {
3442 if (s->cmp_from == 0)
3443 {
3444 NSRect r = NSMakeRect (s->x, s->y, s->width-1, s->height -1);
3445 ns_draw_box (r, 1, FRAME_CURSOR_COLOR (s->f), 1, 1);
3446 }
3447 }
3448 else if (! s->first_glyph->u.cmp.automatic)
3449 {
3450 int y = s->ybase;
3451
3452 for (i = 0, j = s->cmp_from; i < s->nchars; i++, j++)
3453 /* TAB in a composition means display glyphs with padding
3454 space on the left or right. */
3455 if (COMPOSITION_GLYPH (s->cmp, j) != '\t')
3456 {
3457 int xx = x + s->cmp->offsets[j * 2];
3458 int yy = y - s->cmp->offsets[j * 2 + 1];
3459
3460 font->driver->draw (s, j, j + 1, xx, yy, false);
3461 if (s->face->overstrike)
3462 font->driver->draw (s, j, j + 1, xx + 1, yy, false);
3463 }
3464 }
3465 else
3466 {
3467 Lisp_Object gstring = composition_gstring_from_id (s->cmp_id);
3468 Lisp_Object glyph;
3469 int y = s->ybase;
3470 int width = 0;
3471
3472 for (i = j = s->cmp_from; i < s->cmp_to; i++)
3473 {
3474 glyph = LGSTRING_GLYPH (gstring, i);
3475 if (NILP (LGLYPH_ADJUSTMENT (glyph)))
3476 width += LGLYPH_WIDTH (glyph);
3477 else
3478 {
3479 int xoff, yoff, wadjust;
3480
3481 if (j < i)
3482 {
3483 font->driver->draw (s, j, i, x, y, false);
3484 if (s->face->overstrike)
3485 font->driver->draw (s, j, i, x + 1, y, false);
3486 x += width;
3487 }
3488 xoff = LGLYPH_XOFF (glyph);
3489 yoff = LGLYPH_YOFF (glyph);
3490 wadjust = LGLYPH_WADJUST (glyph);
3491 font->driver->draw (s, i, i + 1, x + xoff, y + yoff, false);
3492 if (s->face->overstrike)
3493 font->driver->draw (s, i, i + 1, x + xoff + 1, y + yoff,
3494 false);
3495 x += wadjust;
3496 j = i + 1;
3497 width = 0;
3498 }
3499 }
3500 if (j < i)
3501 {
3502 font->driver->draw (s, j, i, x, y, false);
3503 if (s->face->overstrike)
3504 font->driver->draw (s, j, i, x + 1, y, false);
3505 }
3506 }
3507 }
3508
3509 static void
3510 ns_draw_glyph_string (struct glyph_string *s)
3511 /* --------------------------------------------------------------------------
3512 External (RIF): Main draw-text call.
3513 -------------------------------------------------------------------------- */
3514 {
3515 /* TODO (optimize): focus for box and contents draw */
3516 NSRect r[2];
3517 int n, flags;
3518 char box_drawn_p = 0;
3519 struct font *font = s->face->font;
3520 if (! font) font = FRAME_FONT (s->f);
3521
3522 NSTRACE ("ns_draw_glyph_string");
3523
3524 if (s->next && s->right_overhang && !s->for_overlaps/*&&s->hl!=DRAW_CURSOR*/)
3525 {
3526 int width;
3527 struct glyph_string *next;
3528
3529 for (width = 0, next = s->next;
3530 next && width < s->right_overhang;
3531 width += next->width, next = next->next)
3532 if (next->first_glyph->type != IMAGE_GLYPH)
3533 {
3534 if (next->first_glyph->type != STRETCH_GLYPH)
3535 {
3536 n = ns_get_glyph_string_clip_rect (s->next, r);
3537 ns_focus (s->f, r, n);
3538 ns_maybe_dumpglyphs_background (s->next, 1);
3539 ns_unfocus (s->f);
3540 }
3541 else
3542 {
3543 ns_dumpglyphs_stretch (s->next);
3544 }
3545 next->num_clips = 0;
3546 }
3547 }
3548
3549 if (!s->for_overlaps && s->face->box != FACE_NO_BOX
3550 && (s->first_glyph->type == CHAR_GLYPH
3551 || s->first_glyph->type == COMPOSITE_GLYPH))
3552 {
3553 n = ns_get_glyph_string_clip_rect (s, r);
3554 ns_focus (s->f, r, n);
3555 ns_maybe_dumpglyphs_background (s, 1);
3556 ns_dumpglyphs_box_or_relief (s);
3557 ns_unfocus (s->f);
3558 box_drawn_p = 1;
3559 }
3560
3561 switch (s->first_glyph->type)
3562 {
3563
3564 case IMAGE_GLYPH:
3565 n = ns_get_glyph_string_clip_rect (s, r);
3566 ns_focus (s->f, r, n);
3567 ns_dumpglyphs_image (s, r[0]);
3568 ns_unfocus (s->f);
3569 break;
3570
3571 case STRETCH_GLYPH:
3572 ns_dumpglyphs_stretch (s);
3573 break;
3574
3575 case CHAR_GLYPH:
3576 case COMPOSITE_GLYPH:
3577 n = ns_get_glyph_string_clip_rect (s, r);
3578 ns_focus (s->f, r, n);
3579
3580 if (s->for_overlaps || (s->cmp_from > 0
3581 && ! s->first_glyph->u.cmp.automatic))
3582 s->background_filled_p = 1;
3583 else
3584 ns_maybe_dumpglyphs_background
3585 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3586
3587 flags = s->hl == DRAW_CURSOR ? NS_DUMPGLYPH_CURSOR :
3588 (s->hl == DRAW_MOUSE_FACE ? NS_DUMPGLYPH_MOUSEFACE :
3589 (s->for_overlaps ? NS_DUMPGLYPH_FOREGROUND :
3590 NS_DUMPGLYPH_NORMAL));
3591
3592 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3593 {
3594 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3595 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3596 NS_FACE_FOREGROUND (s->face) = tmp;
3597 }
3598
3599 {
3600 BOOL isComposite = s->first_glyph->type == COMPOSITE_GLYPH;
3601
3602 if (isComposite)
3603 ns_draw_composite_glyph_string_foreground (s);
3604 else
3605 font->driver->draw
3606 (s, s->cmp_from, s->nchars, s->x, s->ybase,
3607 (flags == NS_DUMPGLYPH_NORMAL && !s->background_filled_p)
3608 || flags == NS_DUMPGLYPH_MOUSEFACE);
3609 }
3610
3611 {
3612 NSColor *col = (NS_FACE_FOREGROUND (s->face) != 0
3613 ? ns_lookup_indexed_color (NS_FACE_FOREGROUND (s->face),
3614 s->f)
3615 : FRAME_FOREGROUND_COLOR (s->f));
3616 [col set];
3617
3618 /* Draw underline, overline, strike-through. */
3619 ns_draw_text_decoration (s, s->face, col, s->width, s->x);
3620 }
3621
3622 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3623 {
3624 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3625 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3626 NS_FACE_FOREGROUND (s->face) = tmp;
3627 }
3628
3629 ns_unfocus (s->f);
3630 break;
3631
3632 case GLYPHLESS_GLYPH:
3633 n = ns_get_glyph_string_clip_rect (s, r);
3634 ns_focus (s->f, r, n);
3635
3636 if (s->for_overlaps || (s->cmp_from > 0
3637 && ! s->first_glyph->u.cmp.automatic))
3638 s->background_filled_p = 1;
3639 else
3640 ns_maybe_dumpglyphs_background
3641 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3642 /* ... */
3643 /* Not yet implemented. */
3644 /* ... */
3645 ns_unfocus (s->f);
3646 break;
3647
3648 default:
3649 emacs_abort ();
3650 }
3651
3652 /* Draw box if not done already. */
3653 if (!s->for_overlaps && !box_drawn_p && s->face->box != FACE_NO_BOX)
3654 {
3655 n = ns_get_glyph_string_clip_rect (s, r);
3656 ns_focus (s->f, r, n);
3657 ns_dumpglyphs_box_or_relief (s);
3658 ns_unfocus (s->f);
3659 }
3660
3661 s->num_clips = 0;
3662 }
3663
3664
3665
3666 /* ==========================================================================
3667
3668 Event loop
3669
3670 ========================================================================== */
3671
3672
3673 static void
3674 ns_send_appdefined (int value)
3675 /* --------------------------------------------------------------------------
3676 Internal: post an appdefined event which EmacsApp-sendEvent will
3677 recognize and take as a command to halt the event loop.
3678 -------------------------------------------------------------------------- */
3679 {
3680 NSTRACE ("ns_send_appdefined");
3681
3682 #ifdef NS_IMPL_GNUSTEP
3683 // GNUstep needs postEvent to happen on the main thread.
3684 if (! [[NSThread currentThread] isMainThread])
3685 {
3686 EmacsApp *app = (EmacsApp *)NSApp;
3687 app->nextappdefined = value;
3688 [app performSelectorOnMainThread:@selector (sendFromMainThread:)
3689 withObject:nil
3690 waitUntilDone:YES];
3691 return;
3692 }
3693 #endif
3694
3695 /* Only post this event if we haven't already posted one. This will end
3696 the [NXApp run] main loop after having processed all events queued at
3697 this moment. */
3698
3699 #ifdef NS_IMPL_COCOA
3700 if (! send_appdefined)
3701 {
3702 /* OSX 10.10.1 swallows the AppDefined event we are sending ourselves
3703 in certain situations (rapid incoming events).
3704 So check if we have one, if not add one. */
3705 NSEvent *appev = [NSApp nextEventMatchingMask:NSApplicationDefinedMask
3706 untilDate:[NSDate distantPast]
3707 inMode:NSDefaultRunLoopMode
3708 dequeue:NO];
3709 if (! appev) send_appdefined = YES;
3710 }
3711 #endif
3712
3713 if (send_appdefined)
3714 {
3715 NSEvent *nxev;
3716
3717 /* We only need one NX_APPDEFINED event to stop NXApp from running. */
3718 send_appdefined = NO;
3719
3720 /* Don't need wakeup timer any more */
3721 if (timed_entry)
3722 {
3723 [timed_entry invalidate];
3724 [timed_entry release];
3725 timed_entry = nil;
3726 }
3727
3728 nxev = [NSEvent otherEventWithType: NSApplicationDefined
3729 location: NSMakePoint (0, 0)
3730 modifierFlags: 0
3731 timestamp: 0
3732 windowNumber: [[NSApp mainWindow] windowNumber]
3733 context: [NSApp context]
3734 subtype: 0
3735 data1: value
3736 data2: 0];
3737
3738 /* Post an application defined event on the event queue. When this is
3739 received the [NXApp run] will return, thus having processed all
3740 events which are currently queued. */
3741 [NSApp postEvent: nxev atStart: NO];
3742 }
3743 }
3744
3745 #ifdef HAVE_NATIVE_FS
3746 static void
3747 check_native_fs ()
3748 {
3749 Lisp_Object frame, tail;
3750
3751 if (ns_last_use_native_fullscreen == ns_use_native_fullscreen)
3752 return;
3753
3754 ns_last_use_native_fullscreen = ns_use_native_fullscreen;
3755
3756 FOR_EACH_FRAME (tail, frame)
3757 {
3758 struct frame *f = XFRAME (frame);
3759 if (FRAME_NS_P (f))
3760 {
3761 EmacsView *view = FRAME_NS_VIEW (f);
3762 [view updateCollectionBehavior];
3763 }
3764 }
3765 }
3766 #endif
3767
3768 /* GNUstep does not have cancelTracking. */
3769 #ifdef NS_IMPL_COCOA
3770 /* Check if menu open should be canceled or continued as normal. */
3771 void
3772 ns_check_menu_open (NSMenu *menu)
3773 {
3774 /* Click in menu bar? */
3775 NSArray *a = [[NSApp mainMenu] itemArray];
3776 int i;
3777 BOOL found = NO;
3778
3779 if (menu == nil) // Menu tracking ended.
3780 {
3781 if (menu_will_open_state == MENU_OPENING)
3782 menu_will_open_state = MENU_NONE;
3783 return;
3784 }
3785
3786 for (i = 0; ! found && i < [a count]; i++)
3787 found = menu == [[a objectAtIndex:i] submenu];
3788 if (found)
3789 {
3790 if (menu_will_open_state == MENU_NONE && emacs_event)
3791 {
3792 NSEvent *theEvent = [NSApp currentEvent];
3793 struct frame *emacsframe = SELECTED_FRAME ();
3794
3795 [menu cancelTracking];
3796 menu_will_open_state = MENU_PENDING;
3797 emacs_event->kind = MENU_BAR_ACTIVATE_EVENT;
3798 EV_TRAILER (theEvent);
3799
3800 CGEventRef ourEvent = CGEventCreate (NULL);
3801 menu_mouse_point = CGEventGetLocation (ourEvent);
3802 CFRelease (ourEvent);
3803 }
3804 else if (menu_will_open_state == MENU_OPENING)
3805 {
3806 menu_will_open_state = MENU_NONE;
3807 }
3808 }
3809 }
3810
3811 /* Redo saved menu click if state is MENU_PENDING. */
3812 void
3813 ns_check_pending_open_menu ()
3814 {
3815 if (menu_will_open_state == MENU_PENDING)
3816 {
3817 CGEventSourceRef source
3818 = CGEventSourceCreate (kCGEventSourceStateHIDSystemState);
3819
3820 CGEventRef event = CGEventCreateMouseEvent (source,
3821 kCGEventLeftMouseDown,
3822 menu_mouse_point,
3823 kCGMouseButtonLeft);
3824 CGEventSetType (event, kCGEventLeftMouseDown);
3825 CGEventPost (kCGHIDEventTap, event);
3826 CFRelease (event);
3827 CFRelease (source);
3828
3829 menu_will_open_state = MENU_OPENING;
3830 }
3831 }
3832 #endif /* NS_IMPL_COCOA */
3833
3834 static void
3835 unwind_apploopnr (Lisp_Object not_used)
3836 {
3837 --apploopnr;
3838 n_emacs_events_pending = 0;
3839 ns_finish_events ();
3840 q_event_ptr = NULL;
3841 }
3842
3843 static int
3844 ns_read_socket (struct terminal *terminal, struct input_event *hold_quit)
3845 /* --------------------------------------------------------------------------
3846 External (hook): Post an event to ourself and keep reading events until
3847 we read it back again. In effect process all events which were waiting.
3848 From 21+ we have to manage the event buffer ourselves.
3849 -------------------------------------------------------------------------- */
3850 {
3851 struct input_event ev;
3852 int nevents;
3853
3854 /* NSTRACE ("ns_read_socket"); */
3855
3856 #ifdef HAVE_NATIVE_FS
3857 check_native_fs ();
3858 #endif
3859
3860 if ([NSApp modalWindow] != nil)
3861 return -1;
3862
3863 if (hold_event_q.nr > 0)
3864 {
3865 int i;
3866 for (i = 0; i < hold_event_q.nr; ++i)
3867 kbd_buffer_store_event_hold (&hold_event_q.q[i], hold_quit);
3868 hold_event_q.nr = 0;
3869 return i;
3870 }
3871
3872 block_input ();
3873 n_emacs_events_pending = 0;
3874 ns_init_events (&ev);
3875 q_event_ptr = hold_quit;
3876
3877 /* we manage autorelease pools by allocate/reallocate each time around
3878 the loop; strict nesting is occasionally violated but seems not to
3879 matter.. earlier methods using full nesting caused major memory leaks */
3880 [outerpool release];
3881 outerpool = [[NSAutoreleasePool alloc] init];
3882
3883 /* If have pending open-file requests, attend to the next one of those. */
3884 if (ns_pending_files && [ns_pending_files count] != 0
3885 && [(EmacsApp *)NSApp openFile: [ns_pending_files objectAtIndex: 0]])
3886 {
3887 [ns_pending_files removeObjectAtIndex: 0];
3888 }
3889 /* Deal with pending service requests. */
3890 else if (ns_pending_service_names && [ns_pending_service_names count] != 0
3891 && [(EmacsApp *)
3892 NSApp fulfillService: [ns_pending_service_names objectAtIndex: 0]
3893 withArg: [ns_pending_service_args objectAtIndex: 0]])
3894 {
3895 [ns_pending_service_names removeObjectAtIndex: 0];
3896 [ns_pending_service_args removeObjectAtIndex: 0];
3897 }
3898 else
3899 {
3900 ptrdiff_t specpdl_count = SPECPDL_INDEX ();
3901 /* Run and wait for events. We must always send one NX_APPDEFINED event
3902 to ourself, otherwise [NXApp run] will never exit. */
3903 send_appdefined = YES;
3904 ns_send_appdefined (-1);
3905
3906 if (++apploopnr != 1)
3907 {
3908 emacs_abort ();
3909 }
3910 record_unwind_protect (unwind_apploopnr, Qt);
3911 [NSApp run];
3912 unbind_to (specpdl_count, Qnil); /* calls unwind_apploopnr */
3913 }
3914
3915 nevents = n_emacs_events_pending;
3916 n_emacs_events_pending = 0;
3917 ns_finish_events ();
3918 q_event_ptr = NULL;
3919 unblock_input ();
3920
3921 return nevents;
3922 }
3923
3924
3925 int
3926 ns_select (int nfds, fd_set *readfds, fd_set *writefds,
3927 fd_set *exceptfds, struct timespec const *timeout,
3928 sigset_t const *sigmask)
3929 /* --------------------------------------------------------------------------
3930 Replacement for select, checking for events
3931 -------------------------------------------------------------------------- */
3932 {
3933 int result;
3934 int t, k, nr = 0;
3935 struct input_event event;
3936 char c;
3937
3938 /* NSTRACE ("ns_select"); */
3939
3940 #ifdef HAVE_NATIVE_FS
3941 check_native_fs ();
3942 #endif
3943
3944 if (hold_event_q.nr > 0)
3945 {
3946 /* We already have events pending. */
3947 raise (SIGIO);
3948 errno = EINTR;
3949 return -1;
3950 }
3951
3952 for (k = 0; k < nfds+1; k++)
3953 {
3954 if (readfds && FD_ISSET(k, readfds)) ++nr;
3955 if (writefds && FD_ISSET(k, writefds)) ++nr;
3956 }
3957
3958 if (NSApp == nil
3959 || (timeout && timeout->tv_sec == 0 && timeout->tv_nsec == 0))
3960 return pselect (nfds, readfds, writefds, exceptfds, timeout, sigmask);
3961
3962 [outerpool release];
3963 outerpool = [[NSAutoreleasePool alloc] init];
3964
3965
3966 send_appdefined = YES;
3967 if (nr > 0)
3968 {
3969 pthread_mutex_lock (&select_mutex);
3970 select_nfds = nfds;
3971 select_valid = 0;
3972 if (readfds)
3973 {
3974 select_readfds = *readfds;
3975 select_valid += SELECT_HAVE_READ;
3976 }
3977 if (writefds)
3978 {
3979 select_writefds = *writefds;
3980 select_valid += SELECT_HAVE_WRITE;
3981 }
3982
3983 if (timeout)
3984 {
3985 select_timeout = *timeout;
3986 select_valid += SELECT_HAVE_TMO;
3987 }
3988
3989 pthread_mutex_unlock (&select_mutex);
3990
3991 /* Inform fd_handler that select should be called */
3992 c = 'g';
3993 emacs_write_sig (selfds[1], &c, 1);
3994 }
3995 else if (nr == 0 && timeout)
3996 {
3997 /* No file descriptor, just a timeout, no need to wake fd_handler */
3998 double time = timespectod (*timeout);
3999 timed_entry = [[NSTimer scheduledTimerWithTimeInterval: time
4000 target: NSApp
4001 selector:
4002 @selector (timeout_handler:)
4003 userInfo: 0
4004 repeats: NO]
4005 retain];
4006 }
4007 else /* No timeout and no file descriptors, can this happen? */
4008 {
4009 /* Send appdefined so we exit from the loop */
4010 ns_send_appdefined (-1);
4011 }
4012
4013 block_input ();
4014 ns_init_events (&event);
4015 if (++apploopnr != 1)
4016 {
4017 emacs_abort ();
4018 }
4019
4020 {
4021 ptrdiff_t specpdl_count = SPECPDL_INDEX ();
4022 record_unwind_protect (unwind_apploopnr, Qt);
4023 [NSApp run];
4024 unbind_to (specpdl_count, Qnil); /* calls unwind_apploopnr */
4025 }
4026
4027 ns_finish_events ();
4028 if (nr > 0 && readfds)
4029 {
4030 c = 's';
4031 emacs_write_sig (selfds[1], &c, 1);
4032 }
4033 unblock_input ();
4034
4035 t = last_appdefined_event_data;
4036
4037 if (t != NO_APPDEFINED_DATA)
4038 {
4039 last_appdefined_event_data = NO_APPDEFINED_DATA;
4040
4041 if (t == -2)
4042 {
4043 /* The NX_APPDEFINED event we received was a timeout. */
4044 result = 0;
4045 }
4046 else if (t == -1)
4047 {
4048 /* The NX_APPDEFINED event we received was the result of
4049 at least one real input event arriving. */
4050 errno = EINTR;
4051 result = -1;
4052 }
4053 else
4054 {
4055 /* Received back from select () in fd_handler; copy the results */
4056 pthread_mutex_lock (&select_mutex);
4057 if (readfds) *readfds = select_readfds;
4058 if (writefds) *writefds = select_writefds;
4059 pthread_mutex_unlock (&select_mutex);
4060 result = t;
4061 }
4062 }
4063 else
4064 {
4065 errno = EINTR;
4066 result = -1;
4067 }
4068
4069 return result;
4070 }
4071
4072
4073
4074 /* ==========================================================================
4075
4076 Scrollbar handling
4077
4078 ========================================================================== */
4079
4080
4081 static void
4082 ns_set_vertical_scroll_bar (struct window *window,
4083 int portion, int whole, int position)
4084 /* --------------------------------------------------------------------------
4085 External (hook): Update or add scrollbar
4086 -------------------------------------------------------------------------- */
4087 {
4088 Lisp_Object win;
4089 NSRect r, v;
4090 struct frame *f = XFRAME (WINDOW_FRAME (window));
4091 EmacsView *view = FRAME_NS_VIEW (f);
4092 EmacsScroller *bar;
4093 int window_y, window_height;
4094 int top, left, height, width;
4095 BOOL update_p = YES;
4096
4097 /* optimization; display engine sends WAY too many of these.. */
4098 if (!NILP (window->vertical_scroll_bar))
4099 {
4100 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
4101 if ([bar checkSamePosition: position portion: portion whole: whole])
4102 {
4103 if (view->scrollbarsNeedingUpdate == 0)
4104 {
4105 if (!windows_or_buffers_changed)
4106 return;
4107 }
4108 else
4109 view->scrollbarsNeedingUpdate--;
4110 update_p = NO;
4111 }
4112 }
4113
4114 NSTRACE ("ns_set_vertical_scroll_bar");
4115
4116 /* Get dimensions. */
4117 window_box (window, ANY_AREA, 0, &window_y, 0, &window_height);
4118 top = window_y;
4119 height = window_height;
4120 width = WINDOW_CONFIG_SCROLL_BAR_COLS (window) * FRAME_COLUMN_WIDTH (f);
4121 left = WINDOW_SCROLL_BAR_AREA_X (window);
4122
4123 r = NSMakeRect (left, top, width, height);
4124 /* the parent view is flipped, so we need to flip y value */
4125 v = [view frame];
4126 r.origin.y = (v.size.height - r.size.height - r.origin.y);
4127
4128 XSETWINDOW (win, window);
4129 block_input ();
4130
4131 /* we want at least 5 lines to display a scrollbar */
4132 if (WINDOW_TOTAL_LINES (window) < 5)
4133 {
4134 if (!NILP (window->vertical_scroll_bar))
4135 {
4136 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
4137 [bar removeFromSuperview];
4138 wset_vertical_scroll_bar (window, Qnil);
4139 [bar release];
4140 }
4141 ns_clear_frame_area (f, left, top, width, height);
4142 unblock_input ();
4143 return;
4144 }
4145
4146 if (NILP (window->vertical_scroll_bar))
4147 {
4148 if (width > 0 && height > 0)
4149 ns_clear_frame_area (f, left, top, width, height);
4150
4151 bar = [[EmacsScroller alloc] initFrame: r window: win];
4152 wset_vertical_scroll_bar (window, make_save_ptr (bar));
4153 update_p = YES;
4154 }
4155 else
4156 {
4157 NSRect oldRect;
4158 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
4159 oldRect = [bar frame];
4160 r.size.width = oldRect.size.width;
4161 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
4162 {
4163 if (oldRect.origin.x != r.origin.x)
4164 ns_clear_frame_area (f, left, top, width, height);
4165 [bar setFrame: r];
4166 }
4167 }
4168
4169 if (update_p)
4170 [bar setPosition: position portion: portion whole: whole];
4171 unblock_input ();
4172 }
4173
4174
4175 static void
4176 ns_set_horizontal_scroll_bar (struct window *window,
4177 int portion, int whole, int position)
4178 /* --------------------------------------------------------------------------
4179 External (hook): Update or add scrollbar
4180 -------------------------------------------------------------------------- */
4181 {
4182 Lisp_Object win;
4183 NSRect r, v;
4184 struct frame *f = XFRAME (WINDOW_FRAME (window));
4185 EmacsView *view = FRAME_NS_VIEW (f);
4186 EmacsScroller *bar;
4187 int top, height, left, width;
4188 int window_x, window_width;
4189 BOOL update_p = YES;
4190
4191 /* optimization; display engine sends WAY too many of these.. */
4192 if (!NILP (window->horizontal_scroll_bar))
4193 {
4194 bar = XNS_SCROLL_BAR (window->horizontal_scroll_bar);
4195 if ([bar checkSamePosition: position portion: portion whole: whole])
4196 {
4197 if (view->scrollbarsNeedingUpdate == 0)
4198 {
4199 if (!windows_or_buffers_changed)
4200 return;
4201 }
4202 else
4203 view->scrollbarsNeedingUpdate--;
4204 update_p = NO;
4205 }
4206 }
4207
4208 NSTRACE ("ns_set_horizontal_scroll_bar");
4209
4210 /* Get dimensions. */
4211 window_box (window, ANY_AREA, 0, &window_x, &window_width, 0);
4212 left = window_x;
4213 width = window_width;
4214 height = WINDOW_CONFIG_SCROLL_BAR_LINES (window) * FRAME_LINE_HEIGHT (f);
4215 top = WINDOW_SCROLL_BAR_AREA_Y (window);
4216
4217 r = NSMakeRect (left, top, width, height);
4218 /* the parent view is flipped, so we need to flip y value */
4219 v = [view frame];
4220 /* ??????? PXW/scrollbars !!!!!!!!!!!!!!!!!!!! */
4221 r.origin.y = (v.size.height - r.size.height - r.origin.y);
4222
4223 XSETWINDOW (win, window);
4224 block_input ();
4225
4226 if (WINDOW_TOTAL_COLS (window) < 5)
4227 {
4228 if (!NILP (window->horizontal_scroll_bar))
4229 {
4230 bar = XNS_SCROLL_BAR (window->horizontal_scroll_bar);
4231 [bar removeFromSuperview];
4232 wset_horizontal_scroll_bar (window, Qnil);
4233 }
4234 ns_clear_frame_area (f, left, top, width, height);
4235 unblock_input ();
4236 return;
4237 }
4238
4239 if (NILP (window->horizontal_scroll_bar))
4240 {
4241 if (width > 0 && height > 0)
4242 ns_clear_frame_area (f, left, top, width, height);
4243
4244 bar = [[EmacsScroller alloc] initFrame: r window: win];
4245 wset_horizontal_scroll_bar (window, make_save_ptr (bar));
4246 update_p = YES;
4247 }
4248 else
4249 {
4250 NSRect oldRect;
4251 bar = XNS_SCROLL_BAR (window->horizontal_scroll_bar);
4252 oldRect = [bar frame];
4253 r.size.width = oldRect.size.width;
4254 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
4255 {
4256 if (oldRect.origin.x != r.origin.x)
4257 ns_clear_frame_area (f, left, top, width, height);
4258 [bar setFrame: r];
4259 update_p = YES;
4260 }
4261 }
4262
4263 if (update_p)
4264 [bar setPosition: position portion: portion whole: whole];
4265 unblock_input ();
4266 }
4267
4268
4269 static void
4270 ns_condemn_scroll_bars (struct frame *f)
4271 /* --------------------------------------------------------------------------
4272 External (hook): arrange for all frame's scrollbars to be removed
4273 at next call to judge_scroll_bars, except for those redeemed.
4274 -------------------------------------------------------------------------- */
4275 {
4276 int i;
4277 id view;
4278 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
4279
4280 NSTRACE ("ns_condemn_scroll_bars");
4281
4282 for (i =[subviews count]-1; i >= 0; i--)
4283 {
4284 view = [subviews objectAtIndex: i];
4285 if ([view isKindOfClass: [EmacsScroller class]])
4286 [view condemn];
4287 }
4288 }
4289
4290
4291 static void
4292 ns_redeem_scroll_bar (struct window *window)
4293 /* --------------------------------------------------------------------------
4294 External (hook): arrange to spare this window's scrollbar
4295 at next call to judge_scroll_bars.
4296 -------------------------------------------------------------------------- */
4297 {
4298 id bar;
4299 NSTRACE ("ns_redeem_scroll_bar");
4300 if (!NILP (window->vertical_scroll_bar))
4301 {
4302 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
4303 [bar reprieve];
4304 }
4305
4306 if (!NILP (window->horizontal_scroll_bar))
4307 {
4308 bar = XNS_SCROLL_BAR (window->horizontal_scroll_bar);
4309 [bar reprieve];
4310 }
4311 }
4312
4313
4314 static void
4315 ns_judge_scroll_bars (struct frame *f)
4316 /* --------------------------------------------------------------------------
4317 External (hook): destroy all scrollbars on frame that weren't
4318 redeemed after call to condemn_scroll_bars.
4319 -------------------------------------------------------------------------- */
4320 {
4321 int i;
4322 id view;
4323 EmacsView *eview = FRAME_NS_VIEW (f);
4324 NSArray *subviews = [[eview superview] subviews];
4325 BOOL removed = NO;
4326
4327 NSTRACE ("ns_judge_scroll_bars");
4328 for (i = [subviews count]-1; i >= 0; --i)
4329 {
4330 view = [subviews objectAtIndex: i];
4331 if (![view isKindOfClass: [EmacsScroller class]]) continue;
4332 if ([view judge])
4333 removed = YES;
4334 }
4335
4336 if (removed)
4337 [eview updateFrameSize: NO];
4338 }
4339
4340 /* ==========================================================================
4341
4342 Initialization
4343
4344 ========================================================================== */
4345
4346 int
4347 x_display_pixel_height (struct ns_display_info *dpyinfo)
4348 {
4349 NSArray *screens = [NSScreen screens];
4350 NSEnumerator *enumerator = [screens objectEnumerator];
4351 NSScreen *screen;
4352 NSRect frame;
4353
4354 frame = NSZeroRect;
4355 while ((screen = [enumerator nextObject]) != nil)
4356 frame = NSUnionRect (frame, [screen frame]);
4357
4358 return NSHeight (frame);
4359 }
4360
4361 int
4362 x_display_pixel_width (struct ns_display_info *dpyinfo)
4363 {
4364 NSArray *screens = [NSScreen screens];
4365 NSEnumerator *enumerator = [screens objectEnumerator];
4366 NSScreen *screen;
4367 NSRect frame;
4368
4369 frame = NSZeroRect;
4370 while ((screen = [enumerator nextObject]) != nil)
4371 frame = NSUnionRect (frame, [screen frame]);
4372
4373 return NSWidth (frame);
4374 }
4375
4376
4377 static Lisp_Object ns_string_to_lispmod (const char *s)
4378 /* --------------------------------------------------------------------------
4379 Convert modifier name to lisp symbol
4380 -------------------------------------------------------------------------- */
4381 {
4382 if (!strncmp (SSDATA (SYMBOL_NAME (Qmeta)), s, 10))
4383 return Qmeta;
4384 else if (!strncmp (SSDATA (SYMBOL_NAME (Qsuper)), s, 10))
4385 return Qsuper;
4386 else if (!strncmp (SSDATA (SYMBOL_NAME (Qcontrol)), s, 10))
4387 return Qcontrol;
4388 else if (!strncmp (SSDATA (SYMBOL_NAME (Qalt)), s, 10))
4389 return Qalt;
4390 else if (!strncmp (SSDATA (SYMBOL_NAME (Qhyper)), s, 10))
4391 return Qhyper;
4392 else if (!strncmp (SSDATA (SYMBOL_NAME (Qnone)), s, 10))
4393 return Qnone;
4394 else
4395 return Qnil;
4396 }
4397
4398
4399 static void
4400 ns_default (const char *parameter, Lisp_Object *result,
4401 Lisp_Object yesval, Lisp_Object noval,
4402 BOOL is_float, BOOL is_modstring)
4403 /* --------------------------------------------------------------------------
4404 Check a parameter value in user's preferences
4405 -------------------------------------------------------------------------- */
4406 {
4407 const char *value = ns_get_defaults_value (parameter);
4408
4409 if (value)
4410 {
4411 double f;
4412 char *pos;
4413 if (c_strcasecmp (value, "YES") == 0)
4414 *result = yesval;
4415 else if (c_strcasecmp (value, "NO") == 0)
4416 *result = noval;
4417 else if (is_float && (f = strtod (value, &pos), pos != value))
4418 *result = make_float (f);
4419 else if (is_modstring && value)
4420 *result = ns_string_to_lispmod (value);
4421 else fprintf (stderr,
4422 "Bad value for default \"%s\": \"%s\"\n", parameter, value);
4423 }
4424 }
4425
4426
4427 static void
4428 ns_initialize_display_info (struct ns_display_info *dpyinfo)
4429 /* --------------------------------------------------------------------------
4430 Initialize global info and storage for display.
4431 -------------------------------------------------------------------------- */
4432 {
4433 NSScreen *screen = [NSScreen mainScreen];
4434 NSWindowDepth depth = [screen depth];
4435
4436 dpyinfo->resx = 72.27; /* used 75.0, but this makes pt == pixel, expected */
4437 dpyinfo->resy = 72.27;
4438 dpyinfo->color_p = ![NSDeviceWhiteColorSpace isEqualToString:
4439 NSColorSpaceFromDepth (depth)]
4440 && ![NSCalibratedWhiteColorSpace isEqualToString:
4441 NSColorSpaceFromDepth (depth)];
4442 dpyinfo->n_planes = NSBitsPerPixelFromDepth (depth);
4443 dpyinfo->color_table = xmalloc (sizeof *dpyinfo->color_table);
4444 dpyinfo->color_table->colors = NULL;
4445 dpyinfo->root_window = 42; /* a placeholder.. */
4446 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame = NULL;
4447 dpyinfo->n_fonts = 0;
4448 dpyinfo->smallest_font_height = 1;
4449 dpyinfo->smallest_char_width = 1;
4450
4451 reset_mouse_highlight (&dpyinfo->mouse_highlight);
4452 }
4453
4454
4455 /* This and next define (many of the) public functions in this file. */
4456 /* x_... are generic versions in xdisp.c that we, and other terms, get away
4457 with using despite presence in the "system dependent" redisplay
4458 interface. In addition, many of the ns_ methods have code that is
4459 shared with all terms, indicating need for further refactoring. */
4460 extern frame_parm_handler ns_frame_parm_handlers[];
4461 static struct redisplay_interface ns_redisplay_interface =
4462 {
4463 ns_frame_parm_handlers,
4464 x_produce_glyphs,
4465 x_write_glyphs,
4466 x_insert_glyphs,
4467 x_clear_end_of_line,
4468 ns_scroll_run,
4469 ns_after_update_window_line,
4470 ns_update_window_begin,
4471 ns_update_window_end,
4472 0, /* flush_display */
4473 x_clear_window_mouse_face,
4474 x_get_glyph_overhangs,
4475 x_fix_overlapping_area,
4476 ns_draw_fringe_bitmap,
4477 0, /* define_fringe_bitmap */ /* FIXME: simplify ns_draw_fringe_bitmap */
4478 0, /* destroy_fringe_bitmap */
4479 ns_compute_glyph_string_overhangs,
4480 ns_draw_glyph_string,
4481 ns_define_frame_cursor,
4482 ns_clear_frame_area,
4483 ns_draw_window_cursor,
4484 ns_draw_vertical_window_border,
4485 ns_draw_window_divider,
4486 ns_shift_glyphs_for_insert,
4487 ns_show_hourglass,
4488 ns_hide_hourglass
4489 };
4490
4491
4492 static void
4493 ns_delete_display (struct ns_display_info *dpyinfo)
4494 {
4495 /* TODO... */
4496 }
4497
4498
4499 /* This function is called when the last frame on a display is deleted. */
4500 static void
4501 ns_delete_terminal (struct terminal *terminal)
4502 {
4503 struct ns_display_info *dpyinfo = terminal->display_info.ns;
4504
4505 NSTRACE ("ns_delete_terminal");
4506
4507 /* Protect against recursive calls. delete_frame in
4508 delete_terminal calls us back when it deletes our last frame. */
4509 if (!terminal->name)
4510 return;
4511
4512 block_input ();
4513
4514 x_destroy_all_bitmaps (dpyinfo);
4515 ns_delete_display (dpyinfo);
4516 unblock_input ();
4517 }
4518
4519
4520 static struct terminal *
4521 ns_create_terminal (struct ns_display_info *dpyinfo)
4522 /* --------------------------------------------------------------------------
4523 Set up use of NS before we make the first connection.
4524 -------------------------------------------------------------------------- */
4525 {
4526 struct terminal *terminal;
4527
4528 NSTRACE ("ns_create_terminal");
4529
4530 terminal = create_terminal (output_ns, &ns_redisplay_interface);
4531
4532 terminal->display_info.ns = dpyinfo;
4533 dpyinfo->terminal = terminal;
4534
4535 terminal->clear_frame_hook = ns_clear_frame;
4536 terminal->ring_bell_hook = ns_ring_bell;
4537 terminal->update_begin_hook = ns_update_begin;
4538 terminal->update_end_hook = ns_update_end;
4539 terminal->read_socket_hook = ns_read_socket;
4540 terminal->frame_up_to_date_hook = ns_frame_up_to_date;
4541 terminal->mouse_position_hook = ns_mouse_position;
4542 terminal->frame_rehighlight_hook = ns_frame_rehighlight;
4543 terminal->frame_raise_lower_hook = ns_frame_raise_lower;
4544 terminal->fullscreen_hook = ns_fullscreen_hook;
4545 terminal->menu_show_hook = ns_menu_show;
4546 terminal->popup_dialog_hook = ns_popup_dialog;
4547 terminal->set_vertical_scroll_bar_hook = ns_set_vertical_scroll_bar;
4548 terminal->set_horizontal_scroll_bar_hook = ns_set_horizontal_scroll_bar;
4549 terminal->condemn_scroll_bars_hook = ns_condemn_scroll_bars;
4550 terminal->redeem_scroll_bar_hook = ns_redeem_scroll_bar;
4551 terminal->judge_scroll_bars_hook = ns_judge_scroll_bars;
4552 terminal->delete_frame_hook = x_destroy_window;
4553 terminal->delete_terminal_hook = ns_delete_terminal;
4554 /* Other hooks are NULL by default. */
4555
4556 return terminal;
4557 }
4558
4559
4560 struct ns_display_info *
4561 ns_term_init (Lisp_Object display_name)
4562 /* --------------------------------------------------------------------------
4563 Start the Application and get things rolling.
4564 -------------------------------------------------------------------------- */
4565 {
4566 struct terminal *terminal;
4567 struct ns_display_info *dpyinfo;
4568 static int ns_initialized = 0;
4569 Lisp_Object tmp;
4570
4571 if (ns_initialized) return x_display_list;
4572 ns_initialized = 1;
4573
4574 block_input ();
4575
4576 NSTRACE ("ns_term_init");
4577
4578 [outerpool release];
4579 outerpool = [[NSAutoreleasePool alloc] init];
4580
4581 /* count object allocs (About, click icon); on OS X use ObjectAlloc tool */
4582 /*GSDebugAllocationActive (YES); */
4583 block_input ();
4584
4585 baud_rate = 38400;
4586 Fset_input_interrupt_mode (Qnil);
4587
4588 if (selfds[0] == -1)
4589 {
4590 if (emacs_pipe (selfds) != 0)
4591 {
4592 fprintf (stderr, "Failed to create pipe: %s\n",
4593 emacs_strerror (errno));
4594 emacs_abort ();
4595 }
4596
4597 fcntl (selfds[0], F_SETFL, O_NONBLOCK|fcntl (selfds[0], F_GETFL));
4598 FD_ZERO (&select_readfds);
4599 FD_ZERO (&select_writefds);
4600 pthread_mutex_init (&select_mutex, NULL);
4601 }
4602
4603 ns_pending_files = [[NSMutableArray alloc] init];
4604 ns_pending_service_names = [[NSMutableArray alloc] init];
4605 ns_pending_service_args = [[NSMutableArray alloc] init];
4606
4607 /* Start app and create the main menu, window, view.
4608 Needs to be here because ns_initialize_display_info () uses AppKit classes.
4609 The view will then ask the NSApp to stop and return to Emacs. */
4610 [EmacsApp sharedApplication];
4611 if (NSApp == nil)
4612 return NULL;
4613 [NSApp setDelegate: NSApp];
4614
4615 /* Start the select thread. */
4616 [NSThread detachNewThreadSelector:@selector (fd_handler:)
4617 toTarget:NSApp
4618 withObject:nil];
4619
4620 /* debugging: log all notifications */
4621 /* [[NSNotificationCenter defaultCenter] addObserver: NSApp
4622 selector: @selector (logNotification:)
4623 name: nil object: nil]; */
4624
4625 dpyinfo = xzalloc (sizeof *dpyinfo);
4626
4627 ns_initialize_display_info (dpyinfo);
4628 terminal = ns_create_terminal (dpyinfo);
4629
4630 terminal->kboard = allocate_kboard (Qns);
4631 /* Don't let the initial kboard remain current longer than necessary.
4632 That would cause problems if a file loaded on startup tries to
4633 prompt in the mini-buffer. */
4634 if (current_kboard == initial_kboard)
4635 current_kboard = terminal->kboard;
4636 terminal->kboard->reference_count++;
4637
4638 dpyinfo->next = x_display_list;
4639 x_display_list = dpyinfo;
4640
4641 dpyinfo->name_list_element = Fcons (display_name, Qnil);
4642
4643 terminal->name = xlispstrdup (display_name);
4644
4645 unblock_input ();
4646
4647 if (!inhibit_x_resources)
4648 {
4649 ns_default ("GSFontAntiAlias", &ns_antialias_text,
4650 Qt, Qnil, NO, NO);
4651 tmp = Qnil;
4652 /* this is a standard variable */
4653 ns_default ("AppleAntiAliasingThreshold", &tmp,
4654 make_float (10.0), make_float (6.0), YES, NO);
4655 ns_antialias_threshold = NILP (tmp) ? 10.0 : XFLOATINT (tmp);
4656 }
4657
4658 NSTRACE_MSG ("Colors");
4659
4660 {
4661 NSColorList *cl = [NSColorList colorListNamed: @"Emacs"];
4662
4663 if ( cl == nil )
4664 {
4665 Lisp_Object color_file, color_map, color;
4666 unsigned long c;
4667 char *name;
4668
4669 color_file = Fexpand_file_name (build_string ("rgb.txt"),
4670 Fsymbol_value (intern ("data-directory")));
4671
4672 color_map = Fx_load_color_file (color_file);
4673 if (NILP (color_map))
4674 fatal ("Could not read %s.\n", SDATA (color_file));
4675
4676 cl = [[NSColorList alloc] initWithName: @"Emacs"];
4677 for ( ; CONSP (color_map); color_map = XCDR (color_map))
4678 {
4679 color = XCAR (color_map);
4680 name = SSDATA (XCAR (color));
4681 c = XINT (XCDR (color));
4682 [cl setColor:
4683 [NSColor colorForEmacsRed: RED_FROM_ULONG (c) / 255.0
4684 green: GREEN_FROM_ULONG (c) / 255.0
4685 blue: BLUE_FROM_ULONG (c) / 255.0
4686 alpha: 1.0]
4687 forKey: [NSString stringWithUTF8String: name]];
4688 }
4689 [cl writeToFile: nil];
4690 }
4691 }
4692
4693 NSTRACE_MSG ("Versions");
4694
4695 {
4696 #ifdef NS_IMPL_GNUSTEP
4697 Vwindow_system_version = build_string (gnustep_base_version);
4698 #else
4699 /*PSnextrelease (128, c); */
4700 char c[DBL_BUFSIZE_BOUND];
4701 int len = dtoastr (c, sizeof c, 0, 0, NSAppKitVersionNumber);
4702 Vwindow_system_version = make_unibyte_string (c, len);
4703 #endif
4704 }
4705
4706 delete_keyboard_wait_descriptor (0);
4707
4708 ns_app_name = [[NSProcessInfo processInfo] processName];
4709
4710 /* Set up OS X app menu */
4711
4712 NSTRACE_MSG ("Menu init");
4713
4714 #ifdef NS_IMPL_COCOA
4715 {
4716 NSMenu *appMenu;
4717 NSMenuItem *item;
4718 /* set up the application menu */
4719 svcsMenu = [[EmacsMenu alloc] initWithTitle: @"Services"];
4720 [svcsMenu setAutoenablesItems: NO];
4721 appMenu = [[EmacsMenu alloc] initWithTitle: @"Emacs"];
4722 [appMenu setAutoenablesItems: NO];
4723 mainMenu = [[EmacsMenu alloc] initWithTitle: @""];
4724 dockMenu = [[EmacsMenu alloc] initWithTitle: @""];
4725
4726 [appMenu insertItemWithTitle: @"About Emacs"
4727 action: @selector (orderFrontStandardAboutPanel:)
4728 keyEquivalent: @""
4729 atIndex: 0];
4730 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 1];
4731 [appMenu insertItemWithTitle: @"Preferences..."
4732 action: @selector (showPreferencesWindow:)
4733 keyEquivalent: @","
4734 atIndex: 2];
4735 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 3];
4736 item = [appMenu insertItemWithTitle: @"Services"
4737 action: @selector (menuDown:)
4738 keyEquivalent: @""
4739 atIndex: 4];
4740 [appMenu setSubmenu: svcsMenu forItem: item];
4741 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 5];
4742 [appMenu insertItemWithTitle: @"Hide Emacs"
4743 action: @selector (hide:)
4744 keyEquivalent: @"h"
4745 atIndex: 6];
4746 item = [appMenu insertItemWithTitle: @"Hide Others"
4747 action: @selector (hideOtherApplications:)
4748 keyEquivalent: @"h"
4749 atIndex: 7];
4750 [item setKeyEquivalentModifierMask: NSCommandKeyMask | NSAlternateKeyMask];
4751 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 8];
4752 [appMenu insertItemWithTitle: @"Quit Emacs"
4753 action: @selector (terminate:)
4754 keyEquivalent: @"q"
4755 atIndex: 9];
4756
4757 item = [mainMenu insertItemWithTitle: ns_app_name
4758 action: @selector (menuDown:)
4759 keyEquivalent: @""
4760 atIndex: 0];
4761 [mainMenu setSubmenu: appMenu forItem: item];
4762 [dockMenu insertItemWithTitle: @"New Frame"
4763 action: @selector (newFrame:)
4764 keyEquivalent: @""
4765 atIndex: 0];
4766
4767 [NSApp setMainMenu: mainMenu];
4768 [NSApp setAppleMenu: appMenu];
4769 [NSApp setServicesMenu: svcsMenu];
4770 /* Needed at least on Cocoa, to get dock menu to show windows */
4771 [NSApp setWindowsMenu: [[NSMenu alloc] init]];
4772
4773 [[NSNotificationCenter defaultCenter]
4774 addObserver: mainMenu
4775 selector: @selector (trackingNotification:)
4776 name: NSMenuDidBeginTrackingNotification object: mainMenu];
4777 [[NSNotificationCenter defaultCenter]
4778 addObserver: mainMenu
4779 selector: @selector (trackingNotification:)
4780 name: NSMenuDidEndTrackingNotification object: mainMenu];
4781 }
4782 #endif /* MAC OS X menu setup */
4783
4784 /* Register our external input/output types, used for determining
4785 applicable services and also drag/drop eligibility. */
4786
4787 NSTRACE_MSG ("Input/output types");
4788
4789 ns_send_types = [[NSArray arrayWithObjects: NSStringPboardType, nil] retain];
4790 ns_return_types = [[NSArray arrayWithObjects: NSStringPboardType, nil]
4791 retain];
4792 ns_drag_types = [[NSArray arrayWithObjects:
4793 NSStringPboardType,
4794 NSTabularTextPboardType,
4795 NSFilenamesPboardType,
4796 NSURLPboardType, nil] retain];
4797
4798 /* If fullscreen is in init/default-frame-alist, focus isn't set
4799 right for fullscreen windows, so set this. */
4800 [NSApp activateIgnoringOtherApps:YES];
4801
4802 NSTRACE_MSG ("Call NSApp run");
4803
4804 [NSApp run];
4805 ns_do_open_file = YES;
4806
4807 #ifdef NS_IMPL_GNUSTEP
4808 /* GNUstep steals SIGCHLD for use in NSTask, but we don't use NSTask.
4809 We must re-catch it so subprocess works. */
4810 catch_child_signal ();
4811 #endif
4812
4813 NSTRACE_MSG ("ns_term_init done");
4814
4815 unblock_input ();
4816
4817 return dpyinfo;
4818 }
4819
4820
4821 void
4822 ns_term_shutdown (int sig)
4823 {
4824 [[NSUserDefaults standardUserDefaults] synchronize];
4825
4826 /* code not reached in emacs.c after this is called by shut_down_emacs: */
4827 if (STRINGP (Vauto_save_list_file_name))
4828 unlink (SSDATA (Vauto_save_list_file_name));
4829
4830 if (sig == 0 || sig == SIGTERM)
4831 {
4832 [NSApp terminate: NSApp];
4833 }
4834 else // force a stack trace to happen
4835 {
4836 emacs_abort ();
4837 }
4838 }
4839
4840
4841 /* ==========================================================================
4842
4843 EmacsApp implementation
4844
4845 ========================================================================== */
4846
4847
4848 @implementation EmacsApp
4849
4850 - (id)init
4851 {
4852 NSTRACE ("[EmacsApp init]");
4853
4854 if ((self = [super init]))
4855 {
4856 #ifdef NS_IMPL_COCOA
4857 self->isFirst = YES;
4858 #endif
4859 #ifdef NS_IMPL_GNUSTEP
4860 self->applicationDidFinishLaunchingCalled = NO;
4861 #endif
4862 }
4863
4864 return self;
4865 }
4866
4867 #ifdef NS_IMPL_COCOA
4868 - (void)run
4869 {
4870 NSTRACE ("[EmacsApp run]");
4871
4872 #ifndef NSAppKitVersionNumber10_9
4873 #define NSAppKitVersionNumber10_9 1265
4874 #endif
4875
4876 if ((int)NSAppKitVersionNumber != NSAppKitVersionNumber10_9)
4877 {
4878 [super run];
4879 return;
4880 }
4881
4882 NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
4883
4884 if (isFirst) [self finishLaunching];
4885 isFirst = NO;
4886
4887 shouldKeepRunning = YES;
4888 do
4889 {
4890 [pool release];
4891 pool = [[NSAutoreleasePool alloc] init];
4892
4893 NSEvent *event =
4894 [self nextEventMatchingMask:NSAnyEventMask
4895 untilDate:[NSDate distantFuture]
4896 inMode:NSDefaultRunLoopMode
4897 dequeue:YES];
4898
4899 [self sendEvent:event];
4900 [self updateWindows];
4901 } while (shouldKeepRunning);
4902
4903 [pool release];
4904 }
4905
4906 - (void)stop: (id)sender
4907 {
4908 NSTRACE ("[EmacsApp stop]");
4909
4910 shouldKeepRunning = NO;
4911 // Stop possible dialog also. Noop if no dialog present.
4912 // The file dialog still leaks 7k - 10k on 10.9 though.
4913 [super stop:sender];
4914 }
4915 #endif /* NS_IMPL_COCOA */
4916
4917 - (void)logNotification: (NSNotification *)notification
4918 {
4919 NSTRACE ("[EmacsApp logNotification]");
4920
4921 const char *name = [[notification name] UTF8String];
4922 if (!strstr (name, "Update") && !strstr (name, "NSMenu")
4923 && !strstr (name, "WindowNumber"))
4924 NSLog (@"notification: '%@'", [notification name]);
4925 }
4926
4927
4928 - (void)sendEvent: (NSEvent *)theEvent
4929 /* --------------------------------------------------------------------------
4930 Called when NSApp is running for each event received. Used to stop
4931 the loop when we choose, since there's no way to just run one iteration.
4932 -------------------------------------------------------------------------- */
4933 {
4934 int type = [theEvent type];
4935 NSWindow *window = [theEvent window];
4936
4937 NSTRACE ("[EmacsApp sendEvent]");
4938 /*fprintf (stderr, "received event of type %d\t%d\n", type);*/
4939
4940 #ifdef NS_IMPL_GNUSTEP
4941 // Keyboard events aren't propagated to file dialogs for some reason.
4942 if ([NSApp modalWindow] != nil &&
4943 (type == NSKeyDown || type == NSKeyUp || type == NSFlagsChanged))
4944 {
4945 [[NSApp modalWindow] sendEvent: theEvent];
4946 return;
4947 }
4948 #endif
4949
4950 if (represented_filename != nil && represented_frame)
4951 {
4952 NSString *fstr = represented_filename;
4953 NSView *view = FRAME_NS_VIEW (represented_frame);
4954 #ifdef NS_IMPL_COCOA
4955 /* work around a bug observed on 10.3 and later where
4956 setTitleWithRepresentedFilename does not clear out previous state
4957 if given filename does not exist */
4958 if (! [[NSFileManager defaultManager] fileExistsAtPath: fstr])
4959 [[view window] setRepresentedFilename: @""];
4960 #endif
4961 [[view window] setRepresentedFilename: fstr];
4962 [represented_filename release];
4963 represented_filename = nil;
4964 represented_frame = NULL;
4965 }
4966
4967 if (type == NSApplicationDefined)
4968 {
4969 switch ([theEvent data2])
4970 {
4971 #ifdef NS_IMPL_COCOA
4972 case NSAPP_DATA2_RUNASSCRIPT:
4973 ns_run_ascript ();
4974 [self stop: self];
4975 return;
4976 #endif
4977 case NSAPP_DATA2_RUNFILEDIALOG:
4978 ns_run_file_dialog ();
4979 [self stop: self];
4980 return;
4981 }
4982 }
4983
4984 if (type == NSCursorUpdate && window == nil)
4985 {
4986 fprintf (stderr, "Dropping external cursor update event.\n");
4987 return;
4988 }
4989
4990 if (type == NSApplicationDefined)
4991 {
4992 /* Events posted by ns_send_appdefined interrupt the run loop here.
4993 But, if a modal window is up, an appdefined can still come through,
4994 (e.g., from a makeKeyWindow event) but stopping self also stops the
4995 modal loop. Just defer it until later. */
4996 if ([NSApp modalWindow] == nil)
4997 {
4998 last_appdefined_event_data = [theEvent data1];
4999 [self stop: self];
5000 }
5001 else
5002 {
5003 send_appdefined = YES;
5004 }
5005 }
5006
5007
5008 #ifdef NS_IMPL_COCOA
5009 /* If no dialog and none of our frames have focus and it is a move, skip it.
5010 It is a mouse move in an auxiliary menu, i.e. on the top right on OSX,
5011 such as Wifi, sound, date or similar.
5012 This prevents "spooky" highlighting in the frame under the menu. */
5013 if (type == NSMouseMoved && [NSApp modalWindow] == nil)
5014 {
5015 struct ns_display_info *di;
5016 BOOL has_focus = NO;
5017 for (di = x_display_list; ! has_focus && di; di = di->next)
5018 has_focus = di->x_focus_frame != 0;
5019 if (! has_focus)
5020 return;
5021 }
5022 #endif
5023
5024 [super sendEvent: theEvent];
5025 }
5026
5027
5028 - (void)showPreferencesWindow: (id)sender
5029 {
5030 struct frame *emacsframe = SELECTED_FRAME ();
5031 NSEvent *theEvent = [NSApp currentEvent];
5032
5033 if (!emacs_event)
5034 return;
5035 emacs_event->kind = NS_NONKEY_EVENT;
5036 emacs_event->code = KEY_NS_SHOW_PREFS;
5037 emacs_event->modifiers = 0;
5038 EV_TRAILER (theEvent);
5039 }
5040
5041
5042 - (void)newFrame: (id)sender
5043 {
5044 NSTRACE ("[EmacsApp newFrame]");
5045
5046 struct frame *emacsframe = SELECTED_FRAME ();
5047 NSEvent *theEvent = [NSApp currentEvent];
5048
5049 if (!emacs_event)
5050 return;
5051 emacs_event->kind = NS_NONKEY_EVENT;
5052 emacs_event->code = KEY_NS_NEW_FRAME;
5053 emacs_event->modifiers = 0;
5054 EV_TRAILER (theEvent);
5055 }
5056
5057
5058 /* Open a file (used by below, after going into queue read by ns_read_socket) */
5059 - (BOOL) openFile: (NSString *)fileName
5060 {
5061 NSTRACE ("[EmacsApp openFile]");
5062
5063 struct frame *emacsframe = SELECTED_FRAME ();
5064 NSEvent *theEvent = [NSApp currentEvent];
5065
5066 if (!emacs_event)
5067 return NO;
5068
5069 emacs_event->kind = NS_NONKEY_EVENT;
5070 emacs_event->code = KEY_NS_OPEN_FILE_LINE;
5071 ns_input_file = append2 (ns_input_file, build_string ([fileName UTF8String]));
5072 ns_input_line = Qnil; /* can be start or cons start,end */
5073 emacs_event->modifiers =0;
5074 EV_TRAILER (theEvent);
5075
5076 return YES;
5077 }
5078
5079
5080 /* **************************************************************************
5081
5082 EmacsApp delegate implementation
5083
5084 ************************************************************************** */
5085
5086 - (void)applicationDidFinishLaunching: (NSNotification *)notification
5087 /* --------------------------------------------------------------------------
5088 When application is loaded, terminate event loop in ns_term_init
5089 -------------------------------------------------------------------------- */
5090 {
5091 NSTRACE ("[EmacsApp applicationDidFinishLaunching]");
5092
5093 #ifdef NS_IMPL_GNUSTEP
5094 ((EmacsApp *)self)->applicationDidFinishLaunchingCalled = YES;
5095 #endif
5096 [NSApp setServicesProvider: NSApp];
5097
5098 [self antialiasThresholdDidChange:nil];
5099 #ifdef NS_IMPL_COCOA
5100 [[NSNotificationCenter defaultCenter]
5101 addObserver:self
5102 selector:@selector(antialiasThresholdDidChange:)
5103 name:NSAntialiasThresholdChangedNotification
5104 object:nil];
5105 #endif
5106
5107 ns_send_appdefined (-2);
5108 }
5109
5110 - (void)antialiasThresholdDidChange:(NSNotification *)notification
5111 {
5112 #ifdef NS_IMPL_COCOA
5113 macfont_update_antialias_threshold ();
5114 #endif
5115 }
5116
5117
5118 /* Termination sequences:
5119 C-x C-c:
5120 Cmd-Q:
5121 MenuBar | File | Exit:
5122 Select Quit from App menubar:
5123 -terminate
5124 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
5125 ns_term_shutdown()
5126
5127 Select Quit from Dock menu:
5128 Logout attempt:
5129 -appShouldTerminate
5130 Cancel -> Nothing else
5131 Accept ->
5132
5133 -terminate
5134 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
5135 ns_term_shutdown()
5136
5137 */
5138
5139 - (void) terminate: (id)sender
5140 {
5141 NSTRACE ("[EmacsApp terminate]");
5142
5143 struct frame *emacsframe = SELECTED_FRAME ();
5144
5145 if (!emacs_event)
5146 return;
5147
5148 emacs_event->kind = NS_NONKEY_EVENT;
5149 emacs_event->code = KEY_NS_POWER_OFF;
5150 emacs_event->arg = Qt; /* mark as non-key event */
5151 EV_TRAILER ((id)nil);
5152 }
5153
5154 static bool
5155 runAlertPanel(NSString *title,
5156 NSString *msgFormat,
5157 NSString *defaultButton,
5158 NSString *alternateButton)
5159 {
5160 #if !defined (NS_IMPL_COCOA) || \
5161 MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_9
5162 return NSRunAlertPanel(title, msgFormat, defaultButton, alternateButton, nil)
5163 == NSAlertDefaultReturn;
5164 #else
5165 NSAlert *alert = [[NSAlert alloc] init];
5166 [alert setAlertStyle: NSCriticalAlertStyle];
5167 [alert setMessageText: msgFormat];
5168 [alert addButtonWithTitle: defaultButton];
5169 [alert addButtonWithTitle: alternateButton];
5170 NSInteger ret = [alert runModal];
5171 [alert release];
5172 return ret == NSAlertFirstButtonReturn;
5173 #endif
5174 }
5175
5176
5177 - (NSApplicationTerminateReply)applicationShouldTerminate: (id)sender
5178 {
5179 NSTRACE ("[EmacsApp applicationShouldTerminate]");
5180
5181 bool ret;
5182
5183 if (NILP (ns_confirm_quit)) // || ns_shutdown_properly --> TO DO
5184 return NSTerminateNow;
5185
5186 ret = runAlertPanel(ns_app_name,
5187 @"Exit requested. Would you like to Save Buffers and Exit, or Cancel the request?",
5188 @"Save Buffers and Exit", @"Cancel");
5189
5190 if (ret)
5191 return NSTerminateNow;
5192 else
5193 return NSTerminateCancel;
5194 return NSTerminateNow; /* just in case */
5195 }
5196
5197 static int
5198 not_in_argv (NSString *arg)
5199 {
5200 int k;
5201 const char *a = [arg UTF8String];
5202 for (k = 1; k < initial_argc; ++k)
5203 if (strcmp (a, initial_argv[k]) == 0) return 0;
5204 return 1;
5205 }
5206
5207 /* Notification from the Workspace to open a file */
5208 - (BOOL)application: sender openFile: (NSString *)file
5209 {
5210 if (ns_do_open_file || not_in_argv (file))
5211 [ns_pending_files addObject: file];
5212 return YES;
5213 }
5214
5215
5216 /* Open a file as a temporary file */
5217 - (BOOL)application: sender openTempFile: (NSString *)file
5218 {
5219 if (ns_do_open_file || not_in_argv (file))
5220 [ns_pending_files addObject: file];
5221 return YES;
5222 }
5223
5224
5225 /* Notification from the Workspace to open a file noninteractively (?) */
5226 - (BOOL)application: sender openFileWithoutUI: (NSString *)file
5227 {
5228 if (ns_do_open_file || not_in_argv (file))
5229 [ns_pending_files addObject: file];
5230 return YES;
5231 }
5232
5233 /* Notification from the Workspace to open multiple files */
5234 - (void)application: sender openFiles: (NSArray *)fileList
5235 {
5236 NSEnumerator *files = [fileList objectEnumerator];
5237 NSString *file;
5238 /* Don't open files from the command line unconditionally,
5239 Cocoa parses the command line wrong, --option value tries to open value
5240 if --option is the last option. */
5241 while ((file = [files nextObject]) != nil)
5242 if (ns_do_open_file || not_in_argv (file))
5243 [ns_pending_files addObject: file];
5244
5245 [self replyToOpenOrPrint: NSApplicationDelegateReplySuccess];
5246
5247 }
5248
5249
5250 /* Handle dock menu requests. */
5251 - (NSMenu *)applicationDockMenu: (NSApplication *) sender
5252 {
5253 return dockMenu;
5254 }
5255
5256
5257 /* TODO: these may help w/IO switching btwn terminal and NSApp */
5258 - (void)applicationWillBecomeActive: (NSNotification *)notification
5259 {
5260 NSTRACE ("[EmacsApp applicationWillBecomeActive]");
5261 //ns_app_active=YES;
5262 }
5263
5264 - (void)applicationDidBecomeActive: (NSNotification *)notification
5265 {
5266 NSTRACE ("[EmacsApp applicationDidBecomeActive]");
5267
5268 #ifdef NS_IMPL_GNUSTEP
5269 if (! applicationDidFinishLaunchingCalled)
5270 [self applicationDidFinishLaunching:notification];
5271 #endif
5272 //ns_app_active=YES;
5273
5274 ns_update_auto_hide_menu_bar ();
5275 // No constraining takes place when the application is not active.
5276 ns_constrain_all_frames ();
5277 }
5278 - (void)applicationDidResignActive: (NSNotification *)notification
5279 {
5280 NSTRACE ("[EmacsApp applicationDidResignActive]");
5281
5282 //ns_app_active=NO;
5283 ns_send_appdefined (-1);
5284 }
5285
5286
5287
5288 /* ==========================================================================
5289
5290 EmacsApp aux handlers for managing event loop
5291
5292 ========================================================================== */
5293
5294
5295 - (void)timeout_handler: (NSTimer *)timedEntry
5296 /* --------------------------------------------------------------------------
5297 The timeout specified to ns_select has passed.
5298 -------------------------------------------------------------------------- */
5299 {
5300 /*NSTRACE ("timeout_handler"); */
5301 ns_send_appdefined (-2);
5302 }
5303
5304 #ifdef NS_IMPL_GNUSTEP
5305 - (void)sendFromMainThread:(id)unused
5306 {
5307 ns_send_appdefined (nextappdefined);
5308 }
5309 #endif
5310
5311 - (void)fd_handler:(id)unused
5312 /* --------------------------------------------------------------------------
5313 Check data waiting on file descriptors and terminate if so
5314 -------------------------------------------------------------------------- */
5315 {
5316 int result;
5317 int waiting = 1, nfds;
5318 char c;
5319
5320 fd_set readfds, writefds, *wfds;
5321 struct timespec timeout, *tmo;
5322 NSAutoreleasePool *pool = nil;
5323
5324 /* NSTRACE ("fd_handler"); */
5325
5326 for (;;)
5327 {
5328 [pool release];
5329 pool = [[NSAutoreleasePool alloc] init];
5330
5331 if (waiting)
5332 {
5333 fd_set fds;
5334 FD_ZERO (&fds);
5335 FD_SET (selfds[0], &fds);
5336 result = select (selfds[0]+1, &fds, NULL, NULL, NULL);
5337 if (result > 0 && read (selfds[0], &c, 1) == 1 && c == 'g')
5338 waiting = 0;
5339 }
5340 else
5341 {
5342 pthread_mutex_lock (&select_mutex);
5343 nfds = select_nfds;
5344
5345 if (select_valid & SELECT_HAVE_READ)
5346 readfds = select_readfds;
5347 else
5348 FD_ZERO (&readfds);
5349
5350 if (select_valid & SELECT_HAVE_WRITE)
5351 {
5352 writefds = select_writefds;
5353 wfds = &writefds;
5354 }
5355 else
5356 wfds = NULL;
5357 if (select_valid & SELECT_HAVE_TMO)
5358 {
5359 timeout = select_timeout;
5360 tmo = &timeout;
5361 }
5362 else
5363 tmo = NULL;
5364
5365 pthread_mutex_unlock (&select_mutex);
5366
5367 FD_SET (selfds[0], &readfds);
5368 if (selfds[0] >= nfds) nfds = selfds[0]+1;
5369
5370 result = pselect (nfds, &readfds, wfds, NULL, tmo, NULL);
5371
5372 if (result == 0)
5373 ns_send_appdefined (-2);
5374 else if (result > 0)
5375 {
5376 if (FD_ISSET (selfds[0], &readfds))
5377 {
5378 if (read (selfds[0], &c, 1) == 1 && c == 's')
5379 waiting = 1;
5380 }
5381 else
5382 {
5383 pthread_mutex_lock (&select_mutex);
5384 if (select_valid & SELECT_HAVE_READ)
5385 select_readfds = readfds;
5386 if (select_valid & SELECT_HAVE_WRITE)
5387 select_writefds = writefds;
5388 if (select_valid & SELECT_HAVE_TMO)
5389 select_timeout = timeout;
5390 pthread_mutex_unlock (&select_mutex);
5391
5392 ns_send_appdefined (result);
5393 }
5394 }
5395 waiting = 1;
5396 }
5397 }
5398 }
5399
5400
5401
5402 /* ==========================================================================
5403
5404 Service provision
5405
5406 ========================================================================== */
5407
5408 /* called from system: queue for next pass through event loop */
5409 - (void)requestService: (NSPasteboard *)pboard
5410 userData: (NSString *)userData
5411 error: (NSString **)error
5412 {
5413 [ns_pending_service_names addObject: userData];
5414 [ns_pending_service_args addObject: [NSString stringWithUTF8String:
5415 SSDATA (ns_string_from_pasteboard (pboard))]];
5416 }
5417
5418
5419 /* called from ns_read_socket to clear queue */
5420 - (BOOL)fulfillService: (NSString *)name withArg: (NSString *)arg
5421 {
5422 struct frame *emacsframe = SELECTED_FRAME ();
5423 NSEvent *theEvent = [NSApp currentEvent];
5424
5425 if (!emacs_event)
5426 return NO;
5427
5428 emacs_event->kind = NS_NONKEY_EVENT;
5429 emacs_event->code = KEY_NS_SPI_SERVICE_CALL;
5430 ns_input_spi_name = build_string ([name UTF8String]);
5431 ns_input_spi_arg = build_string ([arg UTF8String]);
5432 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5433 EV_TRAILER (theEvent);
5434
5435 return YES;
5436 }
5437
5438
5439 @end /* EmacsApp */
5440
5441
5442
5443 /* ==========================================================================
5444
5445 EmacsView implementation
5446
5447 ========================================================================== */
5448
5449
5450 @implementation EmacsView
5451
5452 /* needed to inform when window closed from LISP */
5453 - (void) setWindowClosing: (BOOL)closing
5454 {
5455 windowClosing = closing;
5456 }
5457
5458
5459 - (void)dealloc
5460 {
5461 NSTRACE ("EmacsView_dealloc");
5462 [toolbar release];
5463 if (fs_state == FULLSCREEN_BOTH)
5464 [nonfs_window release];
5465 [super dealloc];
5466 }
5467
5468
5469 /* called on font panel selection */
5470 - (void)changeFont: (id)sender
5471 {
5472 NSEvent *e = [[self window] currentEvent];
5473 struct face *face = FRAME_DEFAULT_FACE (emacsframe);
5474 struct font *font = face->font;
5475 id newFont;
5476 CGFloat size;
5477 NSFont *nsfont;
5478
5479 NSTRACE ("changeFont");
5480
5481 if (!emacs_event)
5482 return;
5483
5484 #ifdef NS_IMPL_GNUSTEP
5485 nsfont = ((struct nsfont_info *)font)->nsfont;
5486 #endif
5487 #ifdef NS_IMPL_COCOA
5488 nsfont = (NSFont *) macfont_get_nsctfont (font);
5489 #endif
5490
5491 if ((newFont = [sender convertFont: nsfont]))
5492 {
5493 SET_FRAME_GARBAGED (emacsframe); /* now needed as of 2008/10 */
5494
5495 emacs_event->kind = NS_NONKEY_EVENT;
5496 emacs_event->modifiers = 0;
5497 emacs_event->code = KEY_NS_CHANGE_FONT;
5498
5499 size = [newFont pointSize];
5500 ns_input_fontsize = make_number (lrint (size));
5501 ns_input_font = build_string ([[newFont familyName] UTF8String]);
5502 EV_TRAILER (e);
5503 }
5504 }
5505
5506
5507 - (BOOL)acceptsFirstResponder
5508 {
5509 NSTRACE ("acceptsFirstResponder");
5510 return YES;
5511 }
5512
5513
5514 - (void)resetCursorRects
5515 {
5516 NSRect visible = [self visibleRect];
5517 NSCursor *currentCursor = FRAME_POINTER_TYPE (emacsframe);
5518 NSTRACE ("resetCursorRects");
5519
5520 if (currentCursor == nil)
5521 currentCursor = [NSCursor arrowCursor];
5522
5523 if (!NSIsEmptyRect (visible))
5524 [self addCursorRect: visible cursor: currentCursor];
5525 [currentCursor setOnMouseEntered: YES];
5526 }
5527
5528
5529
5530 /*****************************************************************************/
5531 /* Keyboard handling. */
5532 #define NS_KEYLOG 0
5533
5534 - (void)keyDown: (NSEvent *)theEvent
5535 {
5536 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
5537 int code;
5538 unsigned fnKeysym = 0;
5539 static NSMutableArray *nsEvArray;
5540 int left_is_none;
5541 unsigned int flags = [theEvent modifierFlags];
5542
5543 NSTRACE ("keyDown");
5544
5545 /* Rhapsody and OS X give up and down events for the arrow keys */
5546 if (ns_fake_keydown == YES)
5547 ns_fake_keydown = NO;
5548 else if ([theEvent type] != NSKeyDown)
5549 return;
5550
5551 if (!emacs_event)
5552 return;
5553
5554 if (![[self window] isKeyWindow]
5555 && [[theEvent window] isKindOfClass: [EmacsWindow class]]
5556 /* we must avoid an infinite loop here. */
5557 && (EmacsView *)[[theEvent window] delegate] != self)
5558 {
5559 /* XXX: There is an occasional condition in which, when Emacs display
5560 updates a different frame from the current one, and temporarily
5561 selects it, then processes some interrupt-driven input
5562 (dispnew.c:3878), OS will send the event to the correct NSWindow, but
5563 for some reason that window has its first responder set to the NSView
5564 most recently updated (I guess), which is not the correct one. */
5565 [(EmacsView *)[[theEvent window] delegate] keyDown: theEvent];
5566 return;
5567 }
5568
5569 if (nsEvArray == nil)
5570 nsEvArray = [[NSMutableArray alloc] initWithCapacity: 1];
5571
5572 [NSCursor setHiddenUntilMouseMoves: YES];
5573
5574 if (hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
5575 {
5576 clear_mouse_face (hlinfo);
5577 hlinfo->mouse_face_hidden = 1;
5578 }
5579
5580 if (!processingCompose)
5581 {
5582 /* When using screen sharing, no left or right information is sent,
5583 so use Left key in those cases. */
5584 int is_left_key, is_right_key;
5585
5586 code = ([[theEvent charactersIgnoringModifiers] length] == 0) ?
5587 0 : [[theEvent charactersIgnoringModifiers] characterAtIndex: 0];
5588
5589 /* (Carbon way: [theEvent keyCode]) */
5590
5591 /* is it a "function key"? */
5592 /* Note: Sometimes a plain key will have the NSNumericPadKeyMask
5593 flag set (this is probably a bug in the OS).
5594 */
5595 if (code < 0x00ff && (flags&NSNumericPadKeyMask))
5596 {
5597 fnKeysym = ns_convert_key ([theEvent keyCode] | NSNumericPadKeyMask);
5598 }
5599 if (fnKeysym == 0)
5600 {
5601 fnKeysym = ns_convert_key (code);
5602 }
5603
5604 if (fnKeysym)
5605 {
5606 /* COUNTERHACK: map 'Delete' on upper-right main KB to 'Backspace',
5607 because Emacs treats Delete and KP-Delete same (in simple.el). */
5608 if ((fnKeysym == 0xFFFF && [theEvent keyCode] == 0x33)
5609 #ifdef NS_IMPL_GNUSTEP
5610 /* GNUstep uses incompatible keycodes, even for those that are
5611 supposed to be hardware independent. Just check for delete.
5612 Keypad delete does not have keysym 0xFFFF.
5613 See http://savannah.gnu.org/bugs/?25395
5614 */
5615 || (fnKeysym == 0xFFFF && code == 127)
5616 #endif
5617 )
5618 code = 0xFF08; /* backspace */
5619 else
5620 code = fnKeysym;
5621 }
5622
5623 /* are there modifiers? */
5624 emacs_event->modifiers = 0;
5625
5626 if (flags & NSHelpKeyMask)
5627 emacs_event->modifiers |= hyper_modifier;
5628
5629 if (flags & NSShiftKeyMask)
5630 emacs_event->modifiers |= shift_modifier;
5631
5632 is_right_key = (flags & NSRightCommandKeyMask) == NSRightCommandKeyMask;
5633 is_left_key = (flags & NSLeftCommandKeyMask) == NSLeftCommandKeyMask
5634 || (! is_right_key && (flags & NSCommandKeyMask) == NSCommandKeyMask);
5635
5636 if (is_right_key)
5637 emacs_event->modifiers |= parse_solitary_modifier
5638 (EQ (ns_right_command_modifier, Qleft)
5639 ? ns_command_modifier
5640 : ns_right_command_modifier);
5641
5642 if (is_left_key)
5643 {
5644 emacs_event->modifiers |= parse_solitary_modifier
5645 (ns_command_modifier);
5646
5647 /* if super (default), take input manager's word so things like
5648 dvorak / qwerty layout work */
5649 if (EQ (ns_command_modifier, Qsuper)
5650 && !fnKeysym
5651 && [[theEvent characters] length] != 0)
5652 {
5653 /* XXX: the code we get will be unshifted, so if we have
5654 a shift modifier, must convert ourselves */
5655 if (!(flags & NSShiftKeyMask))
5656 code = [[theEvent characters] characterAtIndex: 0];
5657 #if 0
5658 /* this is ugly and also requires linking w/Carbon framework
5659 (for LMGetKbdType) so for now leave this rare (?) case
5660 undealt with.. in future look into CGEvent methods */
5661 else
5662 {
5663 long smv = GetScriptManagerVariable (smKeyScript);
5664 Handle uchrHandle = GetResource
5665 ('uchr', GetScriptVariable (smv, smScriptKeys));
5666 UInt32 dummy = 0;
5667 UCKeyTranslate ((UCKeyboardLayout*)*uchrHandle,
5668 [[theEvent characters] characterAtIndex: 0],
5669 kUCKeyActionDisplay,
5670 (flags & ~NSCommandKeyMask) >> 8,
5671 LMGetKbdType (), kUCKeyTranslateNoDeadKeysMask,
5672 &dummy, 1, &dummy, &code);
5673 code &= 0xFF;
5674 }
5675 #endif
5676 }
5677 }
5678
5679 is_right_key = (flags & NSRightControlKeyMask) == NSRightControlKeyMask;
5680 is_left_key = (flags & NSLeftControlKeyMask) == NSLeftControlKeyMask
5681 || (! is_right_key && (flags & NSControlKeyMask) == NSControlKeyMask);
5682
5683 if (is_right_key)
5684 emacs_event->modifiers |= parse_solitary_modifier
5685 (EQ (ns_right_control_modifier, Qleft)
5686 ? ns_control_modifier
5687 : ns_right_control_modifier);
5688
5689 if (is_left_key)
5690 emacs_event->modifiers |= parse_solitary_modifier
5691 (ns_control_modifier);
5692
5693 if (flags & NS_FUNCTION_KEY_MASK && !fnKeysym)
5694 emacs_event->modifiers |=
5695 parse_solitary_modifier (ns_function_modifier);
5696
5697 left_is_none = NILP (ns_alternate_modifier)
5698 || EQ (ns_alternate_modifier, Qnone);
5699
5700 is_right_key = (flags & NSRightAlternateKeyMask)
5701 == NSRightAlternateKeyMask;
5702 is_left_key = (flags & NSLeftAlternateKeyMask) == NSLeftAlternateKeyMask
5703 || (! is_right_key
5704 && (flags & NSAlternateKeyMask) == NSAlternateKeyMask);
5705
5706 if (is_right_key)
5707 {
5708 if ((NILP (ns_right_alternate_modifier)
5709 || EQ (ns_right_alternate_modifier, Qnone)
5710 || (EQ (ns_right_alternate_modifier, Qleft) && left_is_none))
5711 && !fnKeysym)
5712 { /* accept pre-interp alt comb */
5713 if ([[theEvent characters] length] > 0)
5714 code = [[theEvent characters] characterAtIndex: 0];
5715 /*HACK: clear lone shift modifier to stop next if from firing */
5716 if (emacs_event->modifiers == shift_modifier)
5717 emacs_event->modifiers = 0;
5718 }
5719 else
5720 emacs_event->modifiers |= parse_solitary_modifier
5721 (EQ (ns_right_alternate_modifier, Qleft)
5722 ? ns_alternate_modifier
5723 : ns_right_alternate_modifier);
5724 }
5725
5726 if (is_left_key) /* default = meta */
5727 {
5728 if (left_is_none && !fnKeysym)
5729 { /* accept pre-interp alt comb */
5730 if ([[theEvent characters] length] > 0)
5731 code = [[theEvent characters] characterAtIndex: 0];
5732 /*HACK: clear lone shift modifier to stop next if from firing */
5733 if (emacs_event->modifiers == shift_modifier)
5734 emacs_event->modifiers = 0;
5735 }
5736 else
5737 emacs_event->modifiers |=
5738 parse_solitary_modifier (ns_alternate_modifier);
5739 }
5740
5741 if (NS_KEYLOG)
5742 fprintf (stderr, "keyDown: code =%x\tfnKey =%x\tflags = %x\tmods = %x\n",
5743 code, fnKeysym, flags, emacs_event->modifiers);
5744
5745 /* if it was a function key or had modifiers, pass it directly to emacs */
5746 if (fnKeysym || (emacs_event->modifiers
5747 && (emacs_event->modifiers != shift_modifier)
5748 && [[theEvent charactersIgnoringModifiers] length] > 0))
5749 /*[[theEvent characters] length] */
5750 {
5751 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5752 if (code < 0x20)
5753 code |= (1<<28)|(3<<16);
5754 else if (code == 0x7f)
5755 code |= (1<<28)|(3<<16);
5756 else if (!fnKeysym)
5757 emacs_event->kind = code > 0xFF
5758 ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
5759
5760 emacs_event->code = code;
5761 EV_TRAILER (theEvent);
5762 processingCompose = NO;
5763 return;
5764 }
5765 }
5766
5767
5768 if (NS_KEYLOG && !processingCompose)
5769 fprintf (stderr, "keyDown: Begin compose sequence.\n");
5770
5771 processingCompose = YES;
5772 [nsEvArray addObject: theEvent];
5773 [self interpretKeyEvents: nsEvArray];
5774 [nsEvArray removeObject: theEvent];
5775 }
5776
5777
5778 #ifdef NS_IMPL_COCOA
5779 /* Needed to pick up Ctrl-tab and possibly other events that OS X has
5780 decided not to send key-down for.
5781 See http://osdir.com/ml/editors.vim.mac/2007-10/msg00141.html
5782 This only applies on Tiger and earlier.
5783 If it matches one of these, send it on to keyDown. */
5784 -(void)keyUp: (NSEvent *)theEvent
5785 {
5786 int flags = [theEvent modifierFlags];
5787 int code = [theEvent keyCode];
5788 if (floor (NSAppKitVersionNumber) <= 824 /*NSAppKitVersionNumber10_4*/ &&
5789 code == 0x30 && (flags & NSControlKeyMask) && !(flags & NSCommandKeyMask))
5790 {
5791 if (NS_KEYLOG)
5792 fprintf (stderr, "keyUp: passed test");
5793 ns_fake_keydown = YES;
5794 [self keyDown: theEvent];
5795 }
5796 }
5797 #endif
5798
5799
5800 /* <NSTextInput> implementation (called through super interpretKeyEvents:]). */
5801
5802
5803 /* <NSTextInput>: called when done composing;
5804 NOTE: also called when we delete over working text, followed immed.
5805 by doCommandBySelector: deleteBackward: */
5806 - (void)insertText: (id)aString
5807 {
5808 int code;
5809 int len = [(NSString *)aString length];
5810 int i;
5811
5812 if (NS_KEYLOG)
5813 NSLog (@"insertText '%@'\tlen = %d", aString, len);
5814 processingCompose = NO;
5815
5816 if (!emacs_event)
5817 return;
5818
5819 /* first, clear any working text */
5820 if (workingText != nil)
5821 [self deleteWorkingText];
5822
5823 /* now insert the string as keystrokes */
5824 for (i =0; i<len; i++)
5825 {
5826 code = [aString characterAtIndex: i];
5827 /* TODO: still need this? */
5828 if (code == 0x2DC)
5829 code = '~'; /* 0x7E */
5830 if (code != 32) /* Space */
5831 emacs_event->modifiers = 0;
5832 emacs_event->kind
5833 = code > 0xFF ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
5834 emacs_event->code = code;
5835 EV_TRAILER ((id)nil);
5836 }
5837 }
5838
5839
5840 /* <NSTextInput>: inserts display of composing characters */
5841 - (void)setMarkedText: (id)aString selectedRange: (NSRange)selRange
5842 {
5843 NSString *str = [aString respondsToSelector: @selector (string)] ?
5844 [aString string] : aString;
5845 if (NS_KEYLOG)
5846 NSLog (@"setMarkedText '%@' len =%lu range %lu from %lu",
5847 str, (unsigned long)[str length],
5848 (unsigned long)selRange.length,
5849 (unsigned long)selRange.location);
5850
5851 if (workingText != nil)
5852 [self deleteWorkingText];
5853 if ([str length] == 0)
5854 return;
5855
5856 if (!emacs_event)
5857 return;
5858
5859 processingCompose = YES;
5860 workingText = [str copy];
5861 ns_working_text = build_string ([workingText UTF8String]);
5862
5863 emacs_event->kind = NS_TEXT_EVENT;
5864 emacs_event->code = KEY_NS_PUT_WORKING_TEXT;
5865 EV_TRAILER ((id)nil);
5866 }
5867
5868
5869 /* delete display of composing characters [not in <NSTextInput>] */
5870 - (void)deleteWorkingText
5871 {
5872 if (workingText == nil)
5873 return;
5874 if (NS_KEYLOG)
5875 NSLog(@"deleteWorkingText len =%lu\n", (unsigned long)[workingText length]);
5876 [workingText release];
5877 workingText = nil;
5878 processingCompose = NO;
5879
5880 if (!emacs_event)
5881 return;
5882
5883 emacs_event->kind = NS_TEXT_EVENT;
5884 emacs_event->code = KEY_NS_UNPUT_WORKING_TEXT;
5885 EV_TRAILER ((id)nil);
5886 }
5887
5888
5889 - (BOOL)hasMarkedText
5890 {
5891 return workingText != nil;
5892 }
5893
5894
5895 - (NSRange)markedRange
5896 {
5897 NSRange rng = workingText != nil
5898 ? NSMakeRange (0, [workingText length]) : NSMakeRange (NSNotFound, 0);
5899 if (NS_KEYLOG)
5900 NSLog (@"markedRange request");
5901 return rng;
5902 }
5903
5904
5905 - (void)unmarkText
5906 {
5907 if (NS_KEYLOG)
5908 NSLog (@"unmark (accept) text");
5909 [self deleteWorkingText];
5910 processingCompose = NO;
5911 }
5912
5913
5914 /* used to position char selection windows, etc. */
5915 - (NSRect)firstRectForCharacterRange: (NSRange)theRange
5916 {
5917 NSRect rect;
5918 NSPoint pt;
5919 struct window *win = XWINDOW (FRAME_SELECTED_WINDOW (emacsframe));
5920 if (NS_KEYLOG)
5921 NSLog (@"firstRectForCharRange request");
5922
5923 rect.size.width = theRange.length * FRAME_COLUMN_WIDTH (emacsframe);
5924 rect.size.height = FRAME_LINE_HEIGHT (emacsframe);
5925 pt.x = WINDOW_TEXT_TO_FRAME_PIXEL_X (win, win->phys_cursor.x);
5926 pt.y = WINDOW_TO_FRAME_PIXEL_Y (win, win->phys_cursor.y
5927 +FRAME_LINE_HEIGHT (emacsframe));
5928
5929 pt = [self convertPoint: pt toView: nil];
5930 pt = [[self window] convertBaseToScreen: pt];
5931 rect.origin = pt;
5932 return rect;
5933 }
5934
5935
5936 - (NSInteger)conversationIdentifier
5937 {
5938 return (NSInteger)self;
5939 }
5940
5941
5942 - (void)doCommandBySelector: (SEL)aSelector
5943 {
5944 if (NS_KEYLOG)
5945 NSLog (@"doCommandBySelector: %@", NSStringFromSelector (aSelector));
5946
5947 processingCompose = NO;
5948 if (aSelector == @selector (deleteBackward:))
5949 {
5950 /* happens when user backspaces over an ongoing composition:
5951 throw a 'delete' into the event queue */
5952 if (!emacs_event)
5953 return;
5954 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5955 emacs_event->code = 0xFF08;
5956 EV_TRAILER ((id)nil);
5957 }
5958 }
5959
5960 - (NSArray *)validAttributesForMarkedText
5961 {
5962 static NSArray *arr = nil;
5963 if (arr == nil) arr = [NSArray new];
5964 /* [[NSArray arrayWithObject: NSUnderlineStyleAttributeName] retain]; */
5965 return arr;
5966 }
5967
5968 - (NSRange)selectedRange
5969 {
5970 if (NS_KEYLOG)
5971 NSLog (@"selectedRange request");
5972 return NSMakeRange (NSNotFound, 0);
5973 }
5974
5975 #if defined (NS_IMPL_COCOA) || GNUSTEP_GUI_MAJOR_VERSION > 0 || \
5976 GNUSTEP_GUI_MINOR_VERSION > 22
5977 - (NSUInteger)characterIndexForPoint: (NSPoint)thePoint
5978 #else
5979 - (unsigned int)characterIndexForPoint: (NSPoint)thePoint
5980 #endif
5981 {
5982 if (NS_KEYLOG)
5983 NSLog (@"characterIndexForPoint request");
5984 return 0;
5985 }
5986
5987 - (NSAttributedString *)attributedSubstringFromRange: (NSRange)theRange
5988 {
5989 static NSAttributedString *str = nil;
5990 if (str == nil) str = [NSAttributedString new];
5991 if (NS_KEYLOG)
5992 NSLog (@"attributedSubstringFromRange request");
5993 return str;
5994 }
5995
5996 /* End <NSTextInput> impl. */
5997 /*****************************************************************************/
5998
5999
6000 /* This is what happens when the user presses a mouse button. */
6001 - (void)mouseDown: (NSEvent *)theEvent
6002 {
6003 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (emacsframe);
6004 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
6005
6006 NSTRACE ("mouseDown");
6007
6008 [self deleteWorkingText];
6009
6010 if (!emacs_event)
6011 return;
6012
6013 dpyinfo->last_mouse_frame = emacsframe;
6014 /* appears to be needed to prevent spurious movement events generated on
6015 button clicks */
6016 emacsframe->mouse_moved = 0;
6017
6018 if ([theEvent type] == NSScrollWheel)
6019 {
6020 CGFloat delta = [theEvent deltaY];
6021 /* Mac notebooks send wheel events w/delta =0 when trackpad scrolling */
6022 if (delta == 0)
6023 {
6024 delta = [theEvent deltaX];
6025 if (delta == 0)
6026 {
6027 NSTRACE ("deltaIsZero");
6028 return;
6029 }
6030 emacs_event->kind = HORIZ_WHEEL_EVENT;
6031 }
6032 else
6033 emacs_event->kind = WHEEL_EVENT;
6034
6035 emacs_event->code = 0;
6036 emacs_event->modifiers = EV_MODIFIERS (theEvent) |
6037 ((delta > 0) ? up_modifier : down_modifier);
6038 }
6039 else
6040 {
6041 emacs_event->kind = MOUSE_CLICK_EVENT;
6042 emacs_event->code = EV_BUTTON (theEvent);
6043 emacs_event->modifiers = EV_MODIFIERS (theEvent)
6044 | EV_UDMODIFIERS (theEvent);
6045 }
6046 XSETINT (emacs_event->x, lrint (p.x));
6047 XSETINT (emacs_event->y, lrint (p.y));
6048 EV_TRAILER (theEvent);
6049 }
6050
6051
6052 - (void)rightMouseDown: (NSEvent *)theEvent
6053 {
6054 NSTRACE ("rightMouseDown");
6055 [self mouseDown: theEvent];
6056 }
6057
6058
6059 - (void)otherMouseDown: (NSEvent *)theEvent
6060 {
6061 NSTRACE ("otherMouseDown");
6062 [self mouseDown: theEvent];
6063 }
6064
6065
6066 - (void)mouseUp: (NSEvent *)theEvent
6067 {
6068 NSTRACE ("mouseUp");
6069 [self mouseDown: theEvent];
6070 }
6071
6072
6073 - (void)rightMouseUp: (NSEvent *)theEvent
6074 {
6075 NSTRACE ("rightMouseUp");
6076 [self mouseDown: theEvent];
6077 }
6078
6079
6080 - (void)otherMouseUp: (NSEvent *)theEvent
6081 {
6082 NSTRACE ("otherMouseUp");
6083 [self mouseDown: theEvent];
6084 }
6085
6086
6087 - (void) scrollWheel: (NSEvent *)theEvent
6088 {
6089 NSTRACE ("scrollWheel");
6090 [self mouseDown: theEvent];
6091 }
6092
6093
6094 /* Tell emacs the mouse has moved. */
6095 - (void)mouseMoved: (NSEvent *)e
6096 {
6097 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
6098 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (emacsframe);
6099 Lisp_Object frame;
6100 NSPoint pt;
6101
6102 // NSTRACE ("mouseMoved");
6103
6104 dpyinfo->last_mouse_movement_time = EV_TIMESTAMP (e);
6105 pt = [self convertPoint: [e locationInWindow] fromView: nil];
6106 dpyinfo->last_mouse_motion_x = pt.x;
6107 dpyinfo->last_mouse_motion_y = pt.y;
6108
6109 /* update any mouse face */
6110 if (hlinfo->mouse_face_hidden)
6111 {
6112 hlinfo->mouse_face_hidden = 0;
6113 clear_mouse_face (hlinfo);
6114 }
6115
6116 /* tooltip handling */
6117 previous_help_echo_string = help_echo_string;
6118 help_echo_string = Qnil;
6119
6120 if (!NILP (Vmouse_autoselect_window))
6121 {
6122 NSTRACE ("mouse_autoselect_window");
6123 static Lisp_Object last_mouse_window;
6124 Lisp_Object window
6125 = window_from_coordinates (emacsframe, pt.x, pt.y, 0, 0);
6126
6127 if (WINDOWP (window)
6128 && !EQ (window, last_mouse_window)
6129 && !EQ (window, selected_window)
6130 && (focus_follows_mouse
6131 || (EQ (XWINDOW (window)->frame,
6132 XWINDOW (selected_window)->frame))))
6133 {
6134 NSTRACE ("in_window");
6135 emacs_event->kind = SELECT_WINDOW_EVENT;
6136 emacs_event->frame_or_window = window;
6137 EV_TRAILER2 (e);
6138 }
6139 /* Remember the last window where we saw the mouse. */
6140 last_mouse_window = window;
6141 }
6142
6143 if (!note_mouse_movement (emacsframe, pt.x, pt.y))
6144 help_echo_string = previous_help_echo_string;
6145
6146 XSETFRAME (frame, emacsframe);
6147 if (!NILP (help_echo_string) || !NILP (previous_help_echo_string))
6148 {
6149 /* NOTE: help_echo_{window,pos,object} are set in xdisp.c
6150 (note_mouse_highlight), which is called through the
6151 note_mouse_movement () call above */
6152 any_help_event_p = YES;
6153 gen_help_event (help_echo_string, frame, help_echo_window,
6154 help_echo_object, help_echo_pos);
6155 }
6156
6157 if (emacsframe->mouse_moved && send_appdefined)
6158 ns_send_appdefined (-1);
6159 }
6160
6161
6162 - (void)mouseDragged: (NSEvent *)e
6163 {
6164 NSTRACE ("mouseDragged");
6165 [self mouseMoved: e];
6166 }
6167
6168
6169 - (void)rightMouseDragged: (NSEvent *)e
6170 {
6171 NSTRACE ("rightMouseDragged");
6172 [self mouseMoved: e];
6173 }
6174
6175
6176 - (void)otherMouseDragged: (NSEvent *)e
6177 {
6178 NSTRACE ("otherMouseDragged");
6179 [self mouseMoved: e];
6180 }
6181
6182
6183 - (BOOL)windowShouldClose: (id)sender
6184 {
6185 NSEvent *e =[[self window] currentEvent];
6186
6187 NSTRACE ("windowShouldClose");
6188 windowClosing = YES;
6189 if (!emacs_event)
6190 return NO;
6191 emacs_event->kind = DELETE_WINDOW_EVENT;
6192 emacs_event->modifiers = 0;
6193 emacs_event->code = 0;
6194 EV_TRAILER (e);
6195 /* Don't close this window, let this be done from lisp code. */
6196 return NO;
6197 }
6198
6199 - (void) updateFrameSize: (BOOL) delay;
6200 {
6201 NSWindow *window = [self window];
6202 NSRect wr = [window frame];
6203 int extra = 0;
6204 int oldc = cols, oldr = rows;
6205 int oldw = FRAME_PIXEL_WIDTH (emacsframe);
6206 int oldh = FRAME_PIXEL_HEIGHT (emacsframe);
6207 int neww, newh;
6208
6209 NSTRACE ("updateFrameSize");
6210 NSTRACE_SIZE ("Original size", NSMakeSize (oldw, oldh));
6211 NSTRACE_RECT ("Original frame", wr);
6212 NSTRACE_MSG ("Original columns: %d", cols);
6213 NSTRACE_MSG ("Original rows: %d", rows);
6214
6215 if (! [self isFullscreen])
6216 {
6217 #ifdef NS_IMPL_GNUSTEP
6218 // GNUstep does not always update the tool bar height. Force it.
6219 if (toolbar && [toolbar isVisible])
6220 update_frame_tool_bar (emacsframe);
6221 #endif
6222
6223 extra = FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
6224 + FRAME_TOOLBAR_HEIGHT (emacsframe);
6225 }
6226
6227 if (wait_for_tool_bar)
6228 {
6229 if (FRAME_TOOLBAR_HEIGHT (emacsframe) == 0)
6230 {
6231 NSTRACE_MSG ("Waiting for toolbar");
6232 return;
6233 }
6234 wait_for_tool_bar = NO;
6235 }
6236
6237 neww = (int)wr.size.width - emacsframe->border_width;
6238 newh = (int)wr.size.height - extra;
6239
6240 NSTRACE_SIZE ("New size", NSMakeSize (neww, newh));
6241 NSTRACE_MSG ("tool_bar_height: %d", emacsframe->tool_bar_height);
6242
6243 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe, neww);
6244 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe, newh);
6245
6246 if (cols < MINWIDTH)
6247 cols = MINWIDTH;
6248
6249 if (rows < MINHEIGHT)
6250 rows = MINHEIGHT;
6251
6252 NSTRACE_MSG ("New columns: %d", cols);
6253 NSTRACE_MSG ("New rows: %d", rows);
6254
6255 if (oldr != rows || oldc != cols || neww != oldw || newh != oldh)
6256 {
6257 NSView *view = FRAME_NS_VIEW (emacsframe);
6258 NSWindow *win = [view window];
6259
6260 change_frame_size (emacsframe,
6261 FRAME_PIXEL_TO_TEXT_WIDTH (emacsframe, neww),
6262 FRAME_PIXEL_TO_TEXT_HEIGHT (emacsframe, newh),
6263 0, delay, 0, 1);
6264 SET_FRAME_GARBAGED (emacsframe);
6265 cancel_mouse_face (emacsframe);
6266
6267 wr = NSMakeRect (0, 0, neww, newh);
6268 NSTRACE_RECT ("setFrame", wr);
6269 [view setFrame: wr];
6270 // to do: consider using [NSNotificationCenter postNotificationName:].
6271 [self windowDidMove: // Update top/left.
6272 [NSNotification notificationWithName:NSWindowDidMoveNotification
6273 object:[view window]]];
6274 }
6275 else
6276 {
6277 NSTRACE_MSG ("No change");
6278 }
6279 }
6280
6281 - (NSSize)windowWillResize: (NSWindow *)sender toSize: (NSSize)frameSize
6282 /* normalize frame to gridded text size */
6283 {
6284 int extra = 0;
6285
6286 NSTRACE ("windowWillResize: toSize: " NSTRACE_FMT_SIZE,
6287 NSTRACE_ARG_SIZE (frameSize));
6288 NSTRACE_RECT ("[sender frame]", [sender frame]);
6289 NSTRACE_FSTYPE ("fs_state", fs_state);
6290
6291 if (fs_state == FULLSCREEN_MAXIMIZED
6292 && (maximized_width != (int)frameSize.width
6293 || maximized_height != (int)frameSize.height))
6294 [self setFSValue: FULLSCREEN_NONE];
6295 else if (fs_state == FULLSCREEN_WIDTH
6296 && maximized_width != (int)frameSize.width)
6297 [self setFSValue: FULLSCREEN_NONE];
6298 else if (fs_state == FULLSCREEN_HEIGHT
6299 && maximized_height != (int)frameSize.height)
6300 [self setFSValue: FULLSCREEN_NONE];
6301
6302 if (fs_state == FULLSCREEN_NONE)
6303 maximized_width = maximized_height = -1;
6304
6305 if (! [self isFullscreen])
6306 {
6307 extra = FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
6308 + FRAME_TOOLBAR_HEIGHT (emacsframe);
6309 }
6310
6311 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe, frameSize.width);
6312 if (cols < MINWIDTH)
6313 cols = MINWIDTH;
6314
6315 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe,
6316 frameSize.height - extra);
6317 if (rows < MINHEIGHT)
6318 rows = MINHEIGHT;
6319 #ifdef NS_IMPL_COCOA
6320 {
6321 /* this sets window title to have size in it; the wm does this under GS */
6322 NSRect r = [[self window] frame];
6323 if (r.size.height == frameSize.height && r.size.width == frameSize.width)
6324 {
6325 if (old_title != 0)
6326 {
6327 xfree (old_title);
6328 old_title = 0;
6329 }
6330 }
6331 else if (fs_state == FULLSCREEN_NONE && ! maximizing_resize)
6332 {
6333 char *size_title;
6334 NSWindow *window = [self window];
6335 if (old_title == 0)
6336 {
6337 char *t = strdup ([[[self window] title] UTF8String]);
6338 char *pos = strstr (t, " — ");
6339 if (pos)
6340 *pos = '\0';
6341 old_title = t;
6342 }
6343 size_title = xmalloc (strlen (old_title) + 40);
6344 esprintf (size_title, "%s — (%d x %d)", old_title, cols, rows);
6345 [window setTitle: [NSString stringWithUTF8String: size_title]];
6346 [window display];
6347 xfree (size_title);
6348 }
6349 }
6350 #endif /* NS_IMPL_COCOA */
6351
6352 NSTRACE_MSG ("cols: %d rows: %d", cols, rows);
6353
6354 /* Restrict the new size to the text gird.
6355
6356 Don't restict the width if the user only adjusted the height, and
6357 vice versa. (Without this, the frame would shrink, and move
6358 slightly, if the window was resized by dragging one of its
6359 borders.) */
6360 if (!frame_resize_pixelwise)
6361 {
6362 NSRect r = [[self window] frame];
6363
6364 if (r.size.width != frameSize.width)
6365 {
6366 frameSize.width =
6367 FRAME_TEXT_COLS_TO_PIXEL_WIDTH (emacsframe, cols);
6368 }
6369
6370 if (r.size.height != frameSize.height)
6371 {
6372 frameSize.height =
6373 FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (emacsframe, rows) + extra;
6374 }
6375 }
6376
6377 NSTRACE_RETURN_SIZE (frameSize);
6378
6379 return frameSize;
6380 }
6381
6382
6383 - (void)windowDidResize: (NSNotification *)notification
6384 {
6385 NSTRACE ("windowDidResize");
6386 if (!FRAME_LIVE_P (emacsframe))
6387 {
6388 NSTRACE_MSG ("Ignored (frame dead)");
6389 return;
6390 }
6391 if (emacsframe->output_data.ns->in_animation)
6392 {
6393 NSTRACE_MSG ("Ignored (in animation)");
6394 return;
6395 }
6396
6397 if (! [self fsIsNative])
6398 {
6399 NSWindow *theWindow = [notification object];
6400 /* We can get notification on the non-FS window when in
6401 fullscreen mode. */
6402 if ([self window] != theWindow) return;
6403 }
6404
6405 NSTRACE_RECT ("frame", [[notification object] frame]);
6406
6407 #ifdef NS_IMPL_GNUSTEP
6408 NSWindow *theWindow = [notification object];
6409
6410 /* In GNUstep, at least currently, it's possible to get a didResize
6411 without getting a willResize.. therefore we need to act as if we got
6412 the willResize now */
6413 NSSize sz = [theWindow frame].size;
6414 sz = [self windowWillResize: theWindow toSize: sz];
6415 #endif /* NS_IMPL_GNUSTEP */
6416
6417 if (cols > 0 && rows > 0)
6418 {
6419 [self updateFrameSize: YES];
6420 }
6421
6422 ns_send_appdefined (-1);
6423 }
6424
6425 #ifdef NS_IMPL_COCOA
6426 - (void)viewDidEndLiveResize
6427 {
6428 [super viewDidEndLiveResize];
6429 if (old_title != 0)
6430 {
6431 [[self window] setTitle: [NSString stringWithUTF8String: old_title]];
6432 xfree (old_title);
6433 old_title = 0;
6434 }
6435 maximizing_resize = NO;
6436 }
6437 #endif /* NS_IMPL_COCOA */
6438
6439
6440 - (void)windowDidBecomeKey: (NSNotification *)notification
6441 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
6442 {
6443 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (emacsframe);
6444 struct frame *old_focus = dpyinfo->x_focus_frame;
6445
6446 NSTRACE ("windowDidBecomeKey");
6447
6448 if (emacsframe != old_focus)
6449 dpyinfo->x_focus_frame = emacsframe;
6450
6451 ns_frame_rehighlight (emacsframe);
6452
6453 if (emacs_event)
6454 {
6455 emacs_event->kind = FOCUS_IN_EVENT;
6456 EV_TRAILER ((id)nil);
6457 }
6458 }
6459
6460
6461 - (void)windowDidResignKey: (NSNotification *)notification
6462 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
6463 {
6464 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (emacsframe);
6465 BOOL is_focus_frame = dpyinfo->x_focus_frame == emacsframe;
6466 NSTRACE ("windowDidResignKey");
6467
6468 if (is_focus_frame)
6469 dpyinfo->x_focus_frame = 0;
6470
6471 emacsframe->mouse_moved = 0;
6472 ns_frame_rehighlight (emacsframe);
6473
6474 /* FIXME: for some reason needed on second and subsequent clicks away
6475 from sole-frame Emacs to get hollow box to show */
6476 if (!windowClosing && [[self window] isVisible] == YES)
6477 {
6478 x_update_cursor (emacsframe, 1);
6479 x_set_frame_alpha (emacsframe);
6480 }
6481
6482 if (any_help_event_p)
6483 {
6484 Lisp_Object frame;
6485 XSETFRAME (frame, emacsframe);
6486 help_echo_string = Qnil;
6487 gen_help_event (Qnil, frame, Qnil, Qnil, 0);
6488 }
6489
6490 if (emacs_event && is_focus_frame)
6491 {
6492 [self deleteWorkingText];
6493 emacs_event->kind = FOCUS_OUT_EVENT;
6494 EV_TRAILER ((id)nil);
6495 }
6496 }
6497
6498
6499 - (void)windowWillMiniaturize: sender
6500 {
6501 NSTRACE ("windowWillMiniaturize");
6502 }
6503
6504
6505 - (BOOL)isFlipped
6506 {
6507 return YES;
6508 }
6509
6510
6511 - (BOOL)isOpaque
6512 {
6513 return NO;
6514 }
6515
6516
6517 - initFrameFromEmacs: (struct frame *)f
6518 {
6519 NSRect r, wr;
6520 Lisp_Object tem;
6521 NSWindow *win;
6522 NSColor *col;
6523 NSString *name;
6524
6525 NSTRACE ("initFrameFromEmacs");
6526
6527 windowClosing = NO;
6528 processingCompose = NO;
6529 scrollbarsNeedingUpdate = 0;
6530 fs_state = FULLSCREEN_NONE;
6531 fs_before_fs = next_maximized = -1;
6532 #ifdef HAVE_NATIVE_FS
6533 fs_is_native = ns_use_native_fullscreen;
6534 #else
6535 fs_is_native = NO;
6536 #endif
6537 maximized_width = maximized_height = -1;
6538 nonfs_window = nil;
6539
6540 /*fprintf (stderr,"init with %d, %d\n",f->text_cols, f->text_lines); */
6541
6542 ns_userRect = NSMakeRect (0, 0, 0, 0);
6543 r = NSMakeRect (0, 0, FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, f->text_cols),
6544 FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, f->text_lines));
6545 [self initWithFrame: r];
6546 [self setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
6547
6548 FRAME_NS_VIEW (f) = self;
6549 emacsframe = f;
6550 #ifdef NS_IMPL_COCOA
6551 old_title = 0;
6552 maximizing_resize = NO;
6553 #endif
6554
6555 win = [[EmacsWindow alloc]
6556 initWithContentRect: r
6557 styleMask: (NSResizableWindowMask |
6558 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
6559 NSTitledWindowMask |
6560 #endif
6561 NSMiniaturizableWindowMask |
6562 NSClosableWindowMask)
6563 backing: NSBackingStoreBuffered
6564 defer: YES];
6565
6566 #ifdef HAVE_NATIVE_FS
6567 [win setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
6568 #endif
6569
6570 wr = [win frame];
6571 bwidth = f->border_width = wr.size.width - r.size.width;
6572 tibar_height = FRAME_NS_TITLEBAR_HEIGHT (f) = wr.size.height - r.size.height;
6573
6574 [win setAcceptsMouseMovedEvents: YES];
6575 [win setDelegate: self];
6576 #if !defined (NS_IMPL_COCOA) || \
6577 MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_9
6578 [win useOptimizedDrawing: YES];
6579 #endif
6580
6581 [[win contentView] addSubview: self];
6582
6583 if (ns_drag_types)
6584 [self registerForDraggedTypes: ns_drag_types];
6585
6586 tem = f->name;
6587 name = [NSString stringWithUTF8String:
6588 NILP (tem) ? "Emacs" : SSDATA (tem)];
6589 [win setTitle: name];
6590
6591 /* toolbar support */
6592 toolbar = [[EmacsToolbar alloc] initForView: self withIdentifier:
6593 [NSString stringWithFormat: @"Emacs Frame %d",
6594 ns_window_num]];
6595 [win setToolbar: toolbar];
6596 [toolbar setVisible: NO];
6597
6598 /* Don't set frame garbaged until tool bar is up to date?
6599 This avoids an extra clear and redraw (flicker) at frame creation. */
6600 if (FRAME_EXTERNAL_TOOL_BAR (f)) wait_for_tool_bar = YES;
6601 else wait_for_tool_bar = NO;
6602
6603
6604 #ifdef NS_IMPL_COCOA
6605 {
6606 NSButton *toggleButton;
6607 toggleButton = [win standardWindowButton: NSWindowToolbarButton];
6608 [toggleButton setTarget: self];
6609 [toggleButton setAction: @selector (toggleToolbar: )];
6610 }
6611 #endif
6612 FRAME_TOOLBAR_HEIGHT (f) = 0;
6613
6614 tem = f->icon_name;
6615 if (!NILP (tem))
6616 [win setMiniwindowTitle:
6617 [NSString stringWithUTF8String: SSDATA (tem)]];
6618
6619 {
6620 NSScreen *screen = [win screen];
6621
6622 if (screen != 0)
6623 {
6624 NSPoint pt = NSMakePoint
6625 (IN_BOUND (-SCREENMAX, f->left_pos, SCREENMAX),
6626 IN_BOUND (-SCREENMAX,
6627 [screen frame].size.height - NS_TOP_POS (f), SCREENMAX));
6628
6629 NSTRACE_POINT ("setFrameTopLeftPoint", pt);
6630
6631 [win setFrameTopLeftPoint: pt];
6632
6633 NSTRACE_RECT ("new frame", [win frame]);
6634 }
6635 }
6636
6637 [win makeFirstResponder: self];
6638
6639 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
6640 (FRAME_DEFAULT_FACE (emacsframe)), emacsframe);
6641 [win setBackgroundColor: col];
6642 if ([col alphaComponent] != (EmacsCGFloat) 1.0)
6643 [win setOpaque: NO];
6644
6645 #if !defined (NS_IMPL_COCOA) || \
6646 MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_9
6647 [self allocateGState];
6648 #endif
6649 [NSApp registerServicesMenuSendTypes: ns_send_types
6650 returnTypes: nil];
6651
6652 ns_window_num++;
6653 return self;
6654 }
6655
6656
6657 - (void)windowDidMove: sender
6658 {
6659 NSWindow *win = [self window];
6660 NSRect r = [win frame];
6661 NSArray *screens = [NSScreen screens];
6662 NSScreen *screen = [screens objectAtIndex: 0];
6663
6664 NSTRACE ("windowDidMove");
6665
6666 if (!emacsframe->output_data.ns)
6667 return;
6668 if (screen != nil)
6669 {
6670 emacsframe->left_pos = r.origin.x;
6671 emacsframe->top_pos =
6672 [screen frame].size.height - (r.origin.y + r.size.height);
6673 }
6674 }
6675
6676
6677 /* Called AFTER method below, but before our windowWillResize call there leads
6678 to windowDidResize -> x_set_window_size. Update emacs' notion of frame
6679 location so set_window_size moves the frame. */
6680 - (BOOL)windowShouldZoom: (NSWindow *)sender toFrame: (NSRect)newFrame
6681 {
6682 NSTRACE (("[windowShouldZoom:win toFrame:" NSTRACE_FMT_RECT "]"
6683 NSTRACE_FMT_RETURN "YES"),
6684 NSTRACE_ARG_RECT (newFrame));
6685
6686 emacsframe->output_data.ns->zooming = 1;
6687 return YES;
6688 }
6689
6690
6691 /* Override to do something slightly nonstandard, but nice. First click on
6692 zoom button will zoom vertically. Second will zoom completely. Third
6693 returns to original. */
6694 - (NSRect)windowWillUseStandardFrame:(NSWindow *)sender
6695 defaultFrame:(NSRect)defaultFrame
6696 {
6697 // TODO: Rename to "currentFrame" and assign "result" properly in
6698 // all paths.
6699 NSRect result = [sender frame];
6700
6701 NSTRACE (("[windowWillUseStandardFrame: defaultFrame:"
6702 NSTRACE_FMT_RECT "]"),
6703 NSTRACE_ARG_RECT (defaultFrame));
6704 NSTRACE_FSTYPE ("fs_state", fs_state);
6705 NSTRACE_FSTYPE ("fs_before_fs", fs_before_fs);
6706 NSTRACE_FSTYPE ("next_maximized", next_maximized);
6707 NSTRACE_RECT ("ns_userRect", ns_userRect);
6708 NSTRACE_RECT ("[sender frame]", [sender frame]);
6709
6710 if (fs_before_fs != -1) /* Entering fullscreen */
6711 {
6712 NSTRACE_MSG ("Entering fullscreen");
6713 result = defaultFrame;
6714 }
6715 else
6716 {
6717 // Save the window size and position (frame) before the resize.
6718 if (fs_state != FULLSCREEN_MAXIMIZED
6719 && fs_state != FULLSCREEN_WIDTH)
6720 {
6721 ns_userRect.size.width = result.size.width;
6722 ns_userRect.origin.x = result.origin.x;
6723 }
6724
6725 if (fs_state != FULLSCREEN_MAXIMIZED
6726 && fs_state != FULLSCREEN_HEIGHT)
6727 {
6728 ns_userRect.size.height = result.size.height;
6729 ns_userRect.origin.y = result.origin.y;
6730 }
6731
6732 NSTRACE_RECT ("ns_userRect (2)", ns_userRect);
6733
6734 if (next_maximized == FULLSCREEN_HEIGHT
6735 || (next_maximized == -1
6736 && abs ((int)(defaultFrame.size.height - result.size.height))
6737 > FRAME_LINE_HEIGHT (emacsframe)))
6738 {
6739 /* first click */
6740 NSTRACE_MSG ("FULLSCREEN_HEIGHT");
6741 maximized_height = result.size.height = defaultFrame.size.height;
6742 maximized_width = -1;
6743 result.origin.y = defaultFrame.origin.y;
6744 if (ns_userRect.size.height != 0)
6745 {
6746 result.origin.x = ns_userRect.origin.x;
6747 result.size.width = ns_userRect.size.width;
6748 }
6749 [self setFSValue: FULLSCREEN_HEIGHT];
6750 #ifdef NS_IMPL_COCOA
6751 maximizing_resize = YES;
6752 #endif
6753 }
6754 else if (next_maximized == FULLSCREEN_WIDTH)
6755 {
6756 NSTRACE_MSG ("FULLSCREEN_WIDTH");
6757 maximized_width = result.size.width = defaultFrame.size.width;
6758 maximized_height = -1;
6759 result.origin.x = defaultFrame.origin.x;
6760 if (ns_userRect.size.width != 0)
6761 {
6762 result.origin.y = ns_userRect.origin.y;
6763 result.size.height = ns_userRect.size.height;
6764 }
6765 [self setFSValue: FULLSCREEN_WIDTH];
6766 }
6767 else if (next_maximized == FULLSCREEN_MAXIMIZED
6768 || (next_maximized == -1
6769 && abs ((int)(defaultFrame.size.width - result.size.width))
6770 > FRAME_COLUMN_WIDTH (emacsframe)))
6771 {
6772 NSTRACE_MSG ("FULLSCREEN_MAXIMIZED");
6773
6774 result = defaultFrame; /* second click */
6775 maximized_width = result.size.width;
6776 maximized_height = result.size.height;
6777 [self setFSValue: FULLSCREEN_MAXIMIZED];
6778 #ifdef NS_IMPL_COCOA
6779 maximizing_resize = YES;
6780 #endif
6781 }
6782 else
6783 {
6784 /* restore */
6785 NSTRACE_MSG ("Restore");
6786 result = ns_userRect.size.height ? ns_userRect : result;
6787 NSTRACE_RECT ("restore (2)", result);
6788 ns_userRect = NSMakeRect (0, 0, 0, 0);
6789 #ifdef NS_IMPL_COCOA
6790 maximizing_resize = fs_state != FULLSCREEN_NONE;
6791 #endif
6792 [self setFSValue: FULLSCREEN_NONE];
6793 maximized_width = maximized_height = -1;
6794 }
6795 }
6796
6797 if (fs_before_fs == -1) next_maximized = -1;
6798
6799 NSTRACE_RECT ("Final ns_userRect", ns_userRect);
6800 NSTRACE_MSG ("Final maximized_width: %d", maximized_width);
6801 NSTRACE_MSG ("Final maximized_height: %d", maximized_height);
6802 NSTRACE_FSTYPE ("Final next_maximized", next_maximized);
6803
6804 [self windowWillResize: sender toSize: result.size];
6805
6806 NSTRACE_RETURN_RECT (result);
6807
6808 return result;
6809 }
6810
6811
6812 - (void)windowDidDeminiaturize: sender
6813 {
6814 NSTRACE ("windowDidDeminiaturize");
6815 if (!emacsframe->output_data.ns)
6816 return;
6817
6818 SET_FRAME_ICONIFIED (emacsframe, 0);
6819 SET_FRAME_VISIBLE (emacsframe, 1);
6820 windows_or_buffers_changed = 63;
6821
6822 if (emacs_event)
6823 {
6824 emacs_event->kind = DEICONIFY_EVENT;
6825 EV_TRAILER ((id)nil);
6826 }
6827 }
6828
6829
6830 - (void)windowDidExpose: sender
6831 {
6832 NSTRACE ("windowDidExpose");
6833 if (!emacsframe->output_data.ns)
6834 return;
6835
6836 SET_FRAME_VISIBLE (emacsframe, 1);
6837 SET_FRAME_GARBAGED (emacsframe);
6838
6839 if (send_appdefined)
6840 ns_send_appdefined (-1);
6841 }
6842
6843
6844 - (void)windowDidMiniaturize: sender
6845 {
6846 NSTRACE ("windowDidMiniaturize");
6847 if (!emacsframe->output_data.ns)
6848 return;
6849
6850 SET_FRAME_ICONIFIED (emacsframe, 1);
6851 SET_FRAME_VISIBLE (emacsframe, 0);
6852
6853 if (emacs_event)
6854 {
6855 emacs_event->kind = ICONIFY_EVENT;
6856 EV_TRAILER ((id)nil);
6857 }
6858 }
6859
6860 #ifdef HAVE_NATIVE_FS
6861 - (NSApplicationPresentationOptions)window:(NSWindow *)window
6862 willUseFullScreenPresentationOptions:
6863 (NSApplicationPresentationOptions)proposedOptions
6864 {
6865 return proposedOptions|NSApplicationPresentationAutoHideToolbar;
6866 }
6867 #endif
6868
6869 - (void)windowWillEnterFullScreen:(NSNotification *)notification
6870 {
6871 NSTRACE ("windowWillEnterFullScreen");
6872 fs_before_fs = fs_state;
6873 }
6874
6875 - (void)windowDidEnterFullScreen:(NSNotification *)notification
6876 {
6877 NSTRACE ("windowDidEnterFullScreen");
6878 [self setFSValue: FULLSCREEN_BOTH];
6879 if (! [self fsIsNative])
6880 {
6881 [self windowDidBecomeKey:notification];
6882 [nonfs_window orderOut:self];
6883 }
6884 else
6885 {
6886 BOOL tbar_visible = FRAME_EXTERNAL_TOOL_BAR (emacsframe) ? YES : NO;
6887 #ifdef NS_IMPL_COCOA
6888 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
6889 unsigned val = (unsigned)[NSApp presentationOptions];
6890
6891 // OSX 10.7 bug fix, the menu won't appear without this.
6892 // val is non-zero on other OSX versions.
6893 if (val == 0)
6894 {
6895 NSApplicationPresentationOptions options
6896 = NSApplicationPresentationAutoHideDock
6897 | NSApplicationPresentationAutoHideMenuBar
6898 | NSApplicationPresentationFullScreen
6899 | NSApplicationPresentationAutoHideToolbar;
6900
6901 [NSApp setPresentationOptions: options];
6902 }
6903 #endif
6904 #endif
6905 [toolbar setVisible:tbar_visible];
6906 }
6907 }
6908
6909 - (void)windowWillExitFullScreen:(NSNotification *)notification
6910 {
6911 NSTRACE ("windowWillExitFullScreen");
6912 if (!FRAME_LIVE_P (emacsframe))
6913 {
6914 NSTRACE_MSG ("Ignored (frame dead)");
6915 return;
6916 }
6917 if (next_maximized != -1)
6918 fs_before_fs = next_maximized;
6919 }
6920
6921 - (void)windowDidExitFullScreen:(NSNotification *)notification
6922 {
6923 NSTRACE ("windowDidExitFullScreen");
6924 if (!FRAME_LIVE_P (emacsframe))
6925 {
6926 NSTRACE_MSG ("Ignored (frame dead)");
6927 return;
6928 }
6929 [self setFSValue: fs_before_fs];
6930 fs_before_fs = -1;
6931 #ifdef HAVE_NATIVE_FS
6932 [self updateCollectionBehavior];
6933 #endif
6934 if (FRAME_EXTERNAL_TOOL_BAR (emacsframe))
6935 {
6936 [toolbar setVisible:YES];
6937 update_frame_tool_bar (emacsframe);
6938 [self updateFrameSize:YES];
6939 [[self window] display];
6940 }
6941 else
6942 [toolbar setVisible:NO];
6943
6944 if (next_maximized != -1)
6945 [[self window] performZoom:self];
6946 }
6947
6948 - (BOOL)fsIsNative
6949 {
6950 return fs_is_native;
6951 }
6952
6953 - (BOOL)isFullscreen
6954 {
6955 if (! fs_is_native) return nonfs_window != nil;
6956 #ifdef HAVE_NATIVE_FS
6957 return ([[self window] styleMask] & NSFullScreenWindowMask) != 0;
6958 #else
6959 return NO;
6960 #endif
6961 }
6962
6963 #ifdef HAVE_NATIVE_FS
6964 - (void)updateCollectionBehavior
6965 {
6966 if (! [self isFullscreen])
6967 {
6968 NSWindow *win = [self window];
6969 NSWindowCollectionBehavior b = [win collectionBehavior];
6970 if (ns_use_native_fullscreen)
6971 b |= NSWindowCollectionBehaviorFullScreenPrimary;
6972 else
6973 b &= ~NSWindowCollectionBehaviorFullScreenPrimary;
6974
6975 [win setCollectionBehavior: b];
6976 fs_is_native = ns_use_native_fullscreen;
6977 }
6978 }
6979 #endif
6980
6981 - (void)toggleFullScreen: (id)sender
6982 {
6983 NSWindow *w, *fw;
6984 BOOL onFirstScreen;
6985 struct frame *f;
6986 NSRect r, wr;
6987 NSColor *col;
6988
6989 NSTRACE ("toggleFullScreen");
6990
6991 if (fs_is_native)
6992 {
6993 #ifdef HAVE_NATIVE_FS
6994 [[self window] toggleFullScreen:sender];
6995 #endif
6996 return;
6997 }
6998
6999 w = [self window];
7000 onFirstScreen = [[w screen] isEqual:[[NSScreen screens] objectAtIndex:0]];
7001 f = emacsframe;
7002 wr = [w frame];
7003 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
7004 (FRAME_DEFAULT_FACE (f)),
7005 f);
7006
7007 if (fs_state != FULLSCREEN_BOTH)
7008 {
7009 NSScreen *screen = [w screen];
7010
7011 #if defined (NS_IMPL_COCOA) && \
7012 MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_9
7013 /* Hide ghost menu bar on secondary monitor? */
7014 if (! onFirstScreen)
7015 onFirstScreen = [NSScreen screensHaveSeparateSpaces];
7016 #endif
7017 /* Hide dock and menubar if we are on the primary screen. */
7018 if (onFirstScreen)
7019 {
7020 #ifdef NS_IMPL_COCOA
7021 NSApplicationPresentationOptions options
7022 = NSApplicationPresentationAutoHideDock
7023 | NSApplicationPresentationAutoHideMenuBar;
7024
7025 [NSApp setPresentationOptions: options];
7026 #else
7027 [NSMenu setMenuBarVisible:NO];
7028 #endif
7029 }
7030
7031 fw = [[EmacsFSWindow alloc]
7032 initWithContentRect:[w contentRectForFrameRect:wr]
7033 styleMask:NSBorderlessWindowMask
7034 backing:NSBackingStoreBuffered
7035 defer:YES
7036 screen:screen];
7037
7038 [fw setContentView:[w contentView]];
7039 [fw setTitle:[w title]];
7040 [fw setDelegate:self];
7041 [fw setAcceptsMouseMovedEvents: YES];
7042 #if !defined (NS_IMPL_COCOA) || \
7043 MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_9
7044 [fw useOptimizedDrawing: YES];
7045 #endif
7046 [fw setBackgroundColor: col];
7047 if ([col alphaComponent] != (EmacsCGFloat) 1.0)
7048 [fw setOpaque: NO];
7049
7050 f->border_width = 0;
7051 FRAME_NS_TITLEBAR_HEIGHT (f) = 0;
7052 tobar_height = FRAME_TOOLBAR_HEIGHT (f);
7053 FRAME_TOOLBAR_HEIGHT (f) = 0;
7054
7055 nonfs_window = w;
7056
7057 [self windowWillEnterFullScreen:
7058 [NSNotification notificationWithName:NSWindowWillEnterFullScreenNotification
7059 object:[self window]]];
7060 [fw makeKeyAndOrderFront:NSApp];
7061 [fw makeFirstResponder:self];
7062 [w orderOut:self];
7063 r = [fw frameRectForContentRect:[screen frame]];
7064 [fw setFrame: r display:YES animate:ns_use_fullscreen_animation];
7065 [self windowDidEnterFullScreen:
7066 [NSNotification notificationWithName:NSWindowDidEnterFullScreenNotification
7067 object:[self window]]];
7068 [fw display];
7069 }
7070 else
7071 {
7072 fw = w;
7073 w = nonfs_window;
7074 nonfs_window = nil;
7075
7076 if (onFirstScreen)
7077 {
7078 #ifdef NS_IMPL_COCOA
7079 [NSApp setPresentationOptions: NSApplicationPresentationDefault];
7080 #else
7081 [NSMenu setMenuBarVisible:YES];
7082 #endif
7083 }
7084
7085 [w setContentView:[fw contentView]];
7086 [w setBackgroundColor: col];
7087 if ([col alphaComponent] != (EmacsCGFloat) 1.0)
7088 [w setOpaque: NO];
7089
7090 f->border_width = bwidth;
7091 FRAME_NS_TITLEBAR_HEIGHT (f) = tibar_height;
7092 if (FRAME_EXTERNAL_TOOL_BAR (f))
7093 FRAME_TOOLBAR_HEIGHT (f) = tobar_height;
7094
7095 // to do: consider using [NSNotificationCenter postNotificationName:] to send notifications.
7096
7097 [self windowWillExitFullScreen:
7098 [NSNotification notificationWithName:NSWindowWillExitFullScreenNotification
7099 object:[self window]]];
7100 [fw setFrame: [w frame] display:YES animate:ns_use_fullscreen_animation];
7101 [fw close];
7102 [w makeKeyAndOrderFront:NSApp];
7103 [self windowDidExitFullScreen:
7104 [NSNotification notificationWithName:NSWindowDidExitFullScreenNotification
7105 object:[self window]]];
7106 [self updateFrameSize:YES];
7107 }
7108 }
7109
7110 - (void)handleFS
7111 {
7112 NSTRACE ("handleFS");
7113
7114 if (fs_state != emacsframe->want_fullscreen)
7115 {
7116 if (fs_state == FULLSCREEN_BOTH)
7117 {
7118 NSTRACE_MSG ("fs_state == FULLSCREEN_BOTH");
7119 [self toggleFullScreen:self];
7120 }
7121
7122 switch (emacsframe->want_fullscreen)
7123 {
7124 case FULLSCREEN_BOTH:
7125 NSTRACE_MSG ("FULLSCREEN_BOTH");
7126 [self toggleFullScreen:self];
7127 break;
7128 case FULLSCREEN_WIDTH:
7129 NSTRACE_MSG ("FULLSCREEN_WIDTH");
7130 next_maximized = FULLSCREEN_WIDTH;
7131 if (fs_state != FULLSCREEN_BOTH)
7132 [[self window] performZoom:self];
7133 break;
7134 case FULLSCREEN_HEIGHT:
7135 NSTRACE_MSG ("FULLSCREEN_HEIGHT");
7136 next_maximized = FULLSCREEN_HEIGHT;
7137 if (fs_state != FULLSCREEN_BOTH)
7138 [[self window] performZoom:self];
7139 break;
7140 case FULLSCREEN_MAXIMIZED:
7141 NSTRACE_MSG ("FULLSCREEN_MAXIMIZED");
7142 next_maximized = FULLSCREEN_MAXIMIZED;
7143 if (fs_state != FULLSCREEN_BOTH)
7144 [[self window] performZoom:self];
7145 break;
7146 case FULLSCREEN_NONE:
7147 NSTRACE_MSG ("FULLSCREEN_NONE");
7148 if (fs_state != FULLSCREEN_BOTH)
7149 {
7150 next_maximized = FULLSCREEN_NONE;
7151 [[self window] performZoom:self];
7152 }
7153 break;
7154 }
7155
7156 emacsframe->want_fullscreen = FULLSCREEN_NONE;
7157 }
7158
7159 }
7160
7161 - (void) setFSValue: (int)value
7162 {
7163 NSTRACE ("setFSValue");
7164 NSTRACE_FSTYPE ("value", value);
7165
7166 Lisp_Object lval = Qnil;
7167 switch (value)
7168 {
7169 case FULLSCREEN_BOTH:
7170 lval = Qfullboth;
7171 break;
7172 case FULLSCREEN_WIDTH:
7173 lval = Qfullwidth;
7174 break;
7175 case FULLSCREEN_HEIGHT:
7176 lval = Qfullheight;
7177 break;
7178 case FULLSCREEN_MAXIMIZED:
7179 lval = Qmaximized;
7180 break;
7181 }
7182 store_frame_param (emacsframe, Qfullscreen, lval);
7183 fs_state = value;
7184 }
7185
7186 - (void)mouseEntered: (NSEvent *)theEvent
7187 {
7188 NSTRACE ("mouseEntered");
7189 if (emacsframe)
7190 FRAME_DISPLAY_INFO (emacsframe)->last_mouse_movement_time
7191 = EV_TIMESTAMP (theEvent);
7192 }
7193
7194
7195 - (void)mouseExited: (NSEvent *)theEvent
7196 {
7197 Mouse_HLInfo *hlinfo = emacsframe ? MOUSE_HL_INFO (emacsframe) : NULL;
7198
7199 NSTRACE ("mouseExited");
7200
7201 if (!hlinfo)
7202 return;
7203
7204 FRAME_DISPLAY_INFO (emacsframe)->last_mouse_movement_time
7205 = EV_TIMESTAMP (theEvent);
7206
7207 if (emacsframe == hlinfo->mouse_face_mouse_frame)
7208 {
7209 clear_mouse_face (hlinfo);
7210 hlinfo->mouse_face_mouse_frame = 0;
7211 }
7212 }
7213
7214
7215 - menuDown: sender
7216 {
7217 NSTRACE ("menuDown");
7218 if (context_menu_value == -1)
7219 context_menu_value = [sender tag];
7220 else
7221 {
7222 NSInteger tag = [sender tag];
7223 find_and_call_menu_selection (emacsframe, emacsframe->menu_bar_items_used,
7224 emacsframe->menu_bar_vector,
7225 (void *)tag);
7226 }
7227
7228 ns_send_appdefined (-1);
7229 return self;
7230 }
7231
7232
7233 - (EmacsToolbar *)toolbar
7234 {
7235 return toolbar;
7236 }
7237
7238
7239 /* this gets called on toolbar button click */
7240 - toolbarClicked: (id)item
7241 {
7242 NSEvent *theEvent;
7243 int idx = [item tag] * TOOL_BAR_ITEM_NSLOTS;
7244
7245 NSTRACE ("toolbarClicked");
7246
7247 if (!emacs_event)
7248 return self;
7249
7250 /* send first event (for some reason two needed) */
7251 theEvent = [[self window] currentEvent];
7252 emacs_event->kind = TOOL_BAR_EVENT;
7253 XSETFRAME (emacs_event->arg, emacsframe);
7254 EV_TRAILER (theEvent);
7255
7256 emacs_event->kind = TOOL_BAR_EVENT;
7257 /* XSETINT (emacs_event->code, 0); */
7258 emacs_event->arg = AREF (emacsframe->tool_bar_items,
7259 idx + TOOL_BAR_ITEM_KEY);
7260 emacs_event->modifiers = EV_MODIFIERS (theEvent);
7261 EV_TRAILER (theEvent);
7262 return self;
7263 }
7264
7265
7266 - toggleToolbar: (id)sender
7267 {
7268 if (!emacs_event)
7269 return self;
7270
7271 emacs_event->kind = NS_NONKEY_EVENT;
7272 emacs_event->code = KEY_NS_TOGGLE_TOOLBAR;
7273 EV_TRAILER ((id)nil);
7274 return self;
7275 }
7276
7277
7278 - (void)drawRect: (NSRect)rect
7279 {
7280 int x = NSMinX (rect), y = NSMinY (rect);
7281 int width = NSWidth (rect), height = NSHeight (rect);
7282
7283 NSTRACE ("drawRect");
7284 NSTRACE_RECT ("input", rect);
7285
7286 if (!emacsframe || !emacsframe->output_data.ns)
7287 return;
7288
7289 ns_clear_frame_area (emacsframe, x, y, width, height);
7290 block_input ();
7291 expose_frame (emacsframe, x, y, width, height);
7292 unblock_input ();
7293
7294 /*
7295 drawRect: may be called (at least in OS X 10.5) for invisible
7296 views as well for some reason. Thus, do not infer visibility
7297 here.
7298
7299 emacsframe->async_visible = 1;
7300 emacsframe->async_iconified = 0;
7301 */
7302 }
7303
7304
7305 /* NSDraggingDestination protocol methods. Actually this is not really a
7306 protocol, but a category of Object. O well... */
7307
7308 -(NSDragOperation) draggingEntered: (id <NSDraggingInfo>) sender
7309 {
7310 NSTRACE ("draggingEntered");
7311 return NSDragOperationGeneric;
7312 }
7313
7314
7315 -(BOOL)prepareForDragOperation: (id <NSDraggingInfo>) sender
7316 {
7317 return YES;
7318 }
7319
7320
7321 -(BOOL)performDragOperation: (id <NSDraggingInfo>) sender
7322 {
7323 id pb;
7324 int x, y;
7325 NSString *type;
7326 NSEvent *theEvent = [[self window] currentEvent];
7327 NSPoint position;
7328 NSDragOperation op = [sender draggingSourceOperationMask];
7329 int modifiers = 0;
7330
7331 NSTRACE ("performDragOperation");
7332
7333 if (!emacs_event)
7334 return NO;
7335
7336 position = [self convertPoint: [sender draggingLocation] fromView: nil];
7337 x = lrint (position.x); y = lrint (position.y);
7338
7339 pb = [sender draggingPasteboard];
7340 type = [pb availableTypeFromArray: ns_drag_types];
7341
7342 if (! (op & (NSDragOperationMove|NSDragOperationDelete)) &&
7343 // URL drags contain all operations (0xf), don't allow all to be set.
7344 (op & 0xf) != 0xf)
7345 {
7346 if (op & NSDragOperationLink)
7347 modifiers |= NSControlKeyMask;
7348 if (op & NSDragOperationCopy)
7349 modifiers |= NSAlternateKeyMask;
7350 if (op & NSDragOperationGeneric)
7351 modifiers |= NSCommandKeyMask;
7352 }
7353
7354 modifiers = EV_MODIFIERS2 (modifiers);
7355 if (type == 0)
7356 {
7357 return NO;
7358 }
7359 else if ([type isEqualToString: NSFilenamesPboardType])
7360 {
7361 NSArray *files;
7362 NSEnumerator *fenum;
7363 NSString *file;
7364
7365 if (!(files = [pb propertyListForType: type]))
7366 return NO;
7367
7368 fenum = [files objectEnumerator];
7369 while ( (file = [fenum nextObject]) )
7370 {
7371 emacs_event->kind = DRAG_N_DROP_EVENT;
7372 XSETINT (emacs_event->x, x);
7373 XSETINT (emacs_event->y, y);
7374 ns_input_file = append2 (ns_input_file,
7375 build_string ([file UTF8String]));
7376 emacs_event->modifiers = modifiers;
7377 emacs_event->arg = list2 (Qfile, build_string ([file UTF8String]));
7378 EV_TRAILER (theEvent);
7379 }
7380 return YES;
7381 }
7382 else if ([type isEqualToString: NSURLPboardType])
7383 {
7384 NSURL *url = [NSURL URLFromPasteboard: pb];
7385 if (url == nil) return NO;
7386
7387 emacs_event->kind = DRAG_N_DROP_EVENT;
7388 XSETINT (emacs_event->x, x);
7389 XSETINT (emacs_event->y, y);
7390 emacs_event->modifiers = modifiers;
7391 emacs_event->arg = list2 (Qurl,
7392 build_string ([[url absoluteString]
7393 UTF8String]));
7394 EV_TRAILER (theEvent);
7395
7396 if ([url isFileURL] != NO)
7397 {
7398 NSString *file = [url path];
7399 ns_input_file = append2 (ns_input_file,
7400 build_string ([file UTF8String]));
7401 }
7402 return YES;
7403 }
7404 else if ([type isEqualToString: NSStringPboardType]
7405 || [type isEqualToString: NSTabularTextPboardType])
7406 {
7407 NSString *data;
7408
7409 if (! (data = [pb stringForType: type]))
7410 return NO;
7411
7412 emacs_event->kind = DRAG_N_DROP_EVENT;
7413 XSETINT (emacs_event->x, x);
7414 XSETINT (emacs_event->y, y);
7415 emacs_event->modifiers = modifiers;
7416 emacs_event->arg = list2 (Qnil, build_string ([data UTF8String]));
7417 EV_TRAILER (theEvent);
7418 return YES;
7419 }
7420 else
7421 {
7422 fprintf (stderr, "Invalid data type in dragging pasteboard");
7423 return NO;
7424 }
7425 }
7426
7427
7428 - (id) validRequestorForSendType: (NSString *)typeSent
7429 returnType: (NSString *)typeReturned
7430 {
7431 NSTRACE ("validRequestorForSendType");
7432 if (typeSent != nil && [ns_send_types indexOfObject: typeSent] != NSNotFound
7433 && typeReturned == nil)
7434 {
7435 if (! NILP (ns_get_local_selection (QPRIMARY, QUTF8_STRING)))
7436 return self;
7437 }
7438
7439 return [super validRequestorForSendType: typeSent
7440 returnType: typeReturned];
7441 }
7442
7443
7444 /* The next two methods are part of NSServicesRequests informal protocol,
7445 supposedly called when a services menu item is chosen from this app.
7446 But this should not happen because we override the services menu with our
7447 own entries which call ns-perform-service.
7448 Nonetheless, it appeared to happen (under strange circumstances): bug#1435.
7449 So let's at least stub them out until further investigation can be done. */
7450
7451 - (BOOL) readSelectionFromPasteboard: (NSPasteboard *)pb
7452 {
7453 /* we could call ns_string_from_pasteboard(pboard) here but then it should
7454 be written into the buffer in place of the existing selection..
7455 ordinary service calls go through functions defined in ns-win.el */
7456 return NO;
7457 }
7458
7459 - (BOOL) writeSelectionToPasteboard: (NSPasteboard *)pb types: (NSArray *)types
7460 {
7461 NSArray *typesDeclared;
7462 Lisp_Object val;
7463
7464 /* We only support NSStringPboardType */
7465 if ([types containsObject:NSStringPboardType] == NO) {
7466 return NO;
7467 }
7468
7469 val = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
7470 if (CONSP (val) && SYMBOLP (XCAR (val)))
7471 {
7472 val = XCDR (val);
7473 if (CONSP (val) && NILP (XCDR (val)))
7474 val = XCAR (val);
7475 }
7476 if (! STRINGP (val))
7477 return NO;
7478
7479 typesDeclared = [NSArray arrayWithObject:NSStringPboardType];
7480 [pb declareTypes:typesDeclared owner:nil];
7481 ns_string_to_pasteboard (pb, val);
7482 return YES;
7483 }
7484
7485
7486 /* setMini =YES means set from internal (gives a finder icon), NO means set nil
7487 (gives a miniaturized version of the window); currently we use the latter for
7488 frames whose active buffer doesn't correspond to any file
7489 (e.g., '*scratch*') */
7490 - setMiniwindowImage: (BOOL) setMini
7491 {
7492 id image = [[self window] miniwindowImage];
7493 NSTRACE ("setMiniwindowImage");
7494
7495 /* NOTE: under Cocoa miniwindowImage always returns nil, documentation
7496 about "AppleDockIconEnabled" notwithstanding, however the set message
7497 below has its effect nonetheless. */
7498 if (image != emacsframe->output_data.ns->miniimage)
7499 {
7500 if (image && [image isKindOfClass: [EmacsImage class]])
7501 [image release];
7502 [[self window] setMiniwindowImage:
7503 setMini ? emacsframe->output_data.ns->miniimage : nil];
7504 }
7505
7506 return self;
7507 }
7508
7509
7510 - (void) setRows: (int) r andColumns: (int) c
7511 {
7512 NSTRACE ("[EmacsView setRows:%d andColumns:%d]", r, c);
7513 rows = r;
7514 cols = c;
7515 }
7516
7517 - (int) fullscreenState
7518 {
7519 return fs_state;
7520 }
7521
7522 @end /* EmacsView */
7523
7524
7525
7526 /* ==========================================================================
7527
7528 EmacsWindow implementation
7529
7530 ========================================================================== */
7531
7532 @implementation EmacsWindow
7533
7534 #ifdef NS_IMPL_COCOA
7535 - (id)accessibilityAttributeValue:(NSString *)attribute
7536 {
7537 Lisp_Object str = Qnil;
7538 struct frame *f = SELECTED_FRAME ();
7539 struct buffer *curbuf = XBUFFER (XWINDOW (f->selected_window)->contents);
7540
7541 if ([attribute isEqualToString:NSAccessibilityRoleAttribute])
7542 return NSAccessibilityTextFieldRole;
7543
7544 if ([attribute isEqualToString:NSAccessibilitySelectedTextAttribute]
7545 && curbuf && ! NILP (BVAR (curbuf, mark_active)))
7546 {
7547 str = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
7548 }
7549 else if (curbuf && [attribute isEqualToString:NSAccessibilityValueAttribute])
7550 {
7551 if (! NILP (BVAR (curbuf, mark_active)))
7552 str = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
7553
7554 if (NILP (str))
7555 {
7556 ptrdiff_t start_byte = BUF_BEGV_BYTE (curbuf);
7557 ptrdiff_t byte_range = BUF_ZV_BYTE (curbuf) - start_byte;
7558 ptrdiff_t range = BUF_ZV (curbuf) - BUF_BEGV (curbuf);
7559
7560 if (! NILP (BVAR (curbuf, enable_multibyte_characters)))
7561 str = make_uninit_multibyte_string (range, byte_range);
7562 else
7563 str = make_uninit_string (range);
7564 /* To check: This returns emacs-utf-8, which is a superset of utf-8.
7565 Is this a problem? */
7566 memcpy (SDATA (str), BYTE_POS_ADDR (start_byte), byte_range);
7567 }
7568 }
7569
7570
7571 if (! NILP (str))
7572 {
7573 if (CONSP (str) && SYMBOLP (XCAR (str)))
7574 {
7575 str = XCDR (str);
7576 if (CONSP (str) && NILP (XCDR (str)))
7577 str = XCAR (str);
7578 }
7579 if (STRINGP (str))
7580 {
7581 const char *utfStr = SSDATA (str);
7582 NSString *nsStr = [NSString stringWithUTF8String: utfStr];
7583 return nsStr;
7584 }
7585 }
7586
7587 return [super accessibilityAttributeValue:attribute];
7588 }
7589 #endif /* NS_IMPL_COCOA */
7590
7591 /* Constrain size and placement of a frame.
7592
7593 By returning the original "frameRect", the frame is not
7594 contrained. This can lead to unwanted situations where, for
7595 example, the menu bar covers the frame.
7596
7597 The default implementation (accessed using "super") constrains the
7598 frame to the visible area of SCREEN, minus the menu bar (if
7599 present) and the Dock. Note that default implementation also calls
7600 windowWillResize, with the frame it thinks should have. (This can
7601 make the frame exit maximized mode.)
7602
7603 Note that this should work in situations where multiple monitors
7604 are present. Common configurations are side-by-side monitors and a
7605 monitor on top of another (e.g. when a laptop is placed under a
7606 large screen). */
7607 - (NSRect)constrainFrameRect:(NSRect)frameRect toScreen:(NSScreen *)screen
7608 {
7609 NSTRACE ("constrainFrameRect:" NSTRACE_FMT_RECT " toScreen:",
7610 NSTRACE_ARG_RECT (frameRect));
7611
7612 #ifdef NS_IMPL_COCOA
7613 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_9
7614 // If separate spaces is on, it is like each screen is independent. There is
7615 // no spanning of frames across screens.
7616 if ([NSScreen screensHaveSeparateSpaces])
7617 {
7618 NSTRACE_MSG ("Screens have separate spaces");
7619 frameRect = [super constrainFrameRect:frameRect toScreen:screen];
7620 NSTRACE_RETURN_RECT (frameRect);
7621 return frameRect;
7622 }
7623 #endif
7624 #endif
7625
7626 return constrain_frame_rect(frameRect);
7627 }
7628
7629
7630 - (void)performZoom:(id)sender
7631 {
7632 NSTRACE ("performZoom");
7633
7634 return [super performZoom:sender];
7635 }
7636
7637 - (void)zoom:(id)sender
7638 {
7639 struct frame * f = SELECTED_FRAME ();
7640
7641 NSTRACE ("zoom");
7642
7643 ns_update_auto_hide_menu_bar();
7644
7645 // Below are three zoom implementations. In the final commit, the
7646 // idea is that the last should be included.
7647
7648 #if 0
7649 // Native zoom done using the standard zoom animation. Size of the
7650 // resulting frame reduced to accomodate the Dock and, if present,
7651 // the menu-bar.
7652 [super zoom:sender];
7653
7654 #elsif 0
7655 // Native zoom done using the standard zoom animation, plus an
7656 // explicit resize to cover the full screen.
7657 [super zoom:sender];
7658
7659 // After the native zoom, resize the resulting frame to fill the
7660 // entire screen, except the menu-bar.
7661 //
7662 // This works for all practical purposes. (The only minor oddity is
7663 // when transiting from full-height frame to a maximized, the
7664 // animation reduces the height of the frame slighty (to the 4
7665 // pixels needed to accomodate the Doc) before it snaps back into
7666 // full height. The user would need a very trained eye to spot
7667 // this.)
7668 NSScreen * screen = [self screen];
7669 if (screen != nil)
7670 {
7671 int fs_state = [(EmacsView *)[self delegate] fullscreenState];
7672
7673 NSTRACE_FSTYPE ("fullscreenState", fs_state);
7674
7675 NSRect sr = [screen frame];
7676 NSRect wr = [self frame];
7677 NSTRACE_RECT ("Rect after zoom", wr);
7678
7679 NSRect newWr = wr;
7680
7681 if (fs_state == FULLSCREEN_MAXIMIZED
7682 || fs_state == FULLSCREEN_HEIGHT)
7683 {
7684 newWr.origin.x = 0;
7685 newWr.size.height = sr.size.height - ns_menu_bar_height(screen);
7686 }
7687
7688 if (fs_state == FULLSCREEN_MAXIMIZED
7689 || fs_state == FULLSCREEN_WIDTH)
7690 {
7691 newWr.origin.y = 0;
7692 newWr.size.width = sr.size.width;
7693 }
7694
7695 if (newWr.size.width != wr.size.width
7696 || newWr.size.height != wr.size.height
7697 || newWr.origin.x != wr.origin.x
7698 || newWr.origin.y != wr.origin.y)
7699 {
7700 NSTRACE_RECT ("Corrected rect", newWr);
7701 [self setFrame: newWr display: NO];
7702 }
7703 }
7704 #else
7705 // Non-native zoom which is done instantaneous. The resulting frame
7706 // covert the entire scrren, except the menu-bar, if present.
7707 NSScreen * screen = [self screen];
7708 if (screen != nil)
7709 {
7710 NSRect sr = [screen frame];
7711 sr.size.height -= ns_menu_bar_height (screen);
7712
7713 sr = [[self delegate] windowWillUseStandardFrame:self
7714 defaultFrame:sr];
7715 [self setFrame: sr display: NO];
7716 }
7717 #endif
7718 }
7719
7720 @end /* EmacsWindow */
7721
7722
7723 @implementation EmacsFSWindow
7724
7725 - (BOOL)canBecomeKeyWindow
7726 {
7727 return YES;
7728 }
7729
7730 - (BOOL)canBecomeMainWindow
7731 {
7732 return YES;
7733 }
7734
7735 @end
7736
7737 /* ==========================================================================
7738
7739 EmacsScroller implementation
7740
7741 ========================================================================== */
7742
7743
7744 @implementation EmacsScroller
7745
7746 /* for repeat button push */
7747 #define SCROLL_BAR_FIRST_DELAY 0.5
7748 #define SCROLL_BAR_CONTINUOUS_DELAY (1.0 / 15)
7749
7750 + (CGFloat) scrollerWidth
7751 {
7752 /* TODO: if we want to allow variable widths, this is the place to do it,
7753 however neither GNUstep nor Cocoa support it very well */
7754 CGFloat r;
7755 #if !defined (NS_IMPL_COCOA) || \
7756 MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
7757 r = [NSScroller scrollerWidth];
7758 #else
7759 r = [NSScroller scrollerWidthForControlSize: NSRegularControlSize
7760 scrollerStyle: NSScrollerStyleLegacy];
7761 #endif
7762 return r;
7763 }
7764
7765
7766 - initFrame: (NSRect )r window: (Lisp_Object)nwin
7767 {
7768 NSTRACE ("EmacsScroller_initFrame");
7769
7770 r.size.width = [EmacsScroller scrollerWidth];
7771 [super initWithFrame: r/*NSMakeRect (0, 0, 0, 0)*/];
7772 [self setContinuous: YES];
7773 [self setEnabled: YES];
7774
7775 /* Ensure auto resizing of scrollbars occurs within the emacs frame's view
7776 locked against the top and bottom edges, and right edge on OS X, where
7777 scrollers are on right. */
7778 #ifdef NS_IMPL_GNUSTEP
7779 [self setAutoresizingMask: NSViewMaxXMargin | NSViewHeightSizable];
7780 #else
7781 [self setAutoresizingMask: NSViewMinXMargin | NSViewHeightSizable];
7782 #endif
7783
7784 window = XWINDOW (nwin);
7785 condemned = NO;
7786 pixel_height = NSHeight (r);
7787 if (pixel_height == 0) pixel_height = 1;
7788 min_portion = 20 / pixel_height;
7789
7790 frame = XFRAME (window->frame);
7791 if (FRAME_LIVE_P (frame))
7792 {
7793 int i;
7794 EmacsView *view = FRAME_NS_VIEW (frame);
7795 NSView *sview = [[view window] contentView];
7796 NSArray *subs = [sview subviews];
7797
7798 /* disable optimization stopping redraw of other scrollbars */
7799 view->scrollbarsNeedingUpdate = 0;
7800 for (i =[subs count]-1; i >= 0; i--)
7801 if ([[subs objectAtIndex: i] isKindOfClass: [EmacsScroller class]])
7802 view->scrollbarsNeedingUpdate++;
7803 [sview addSubview: self];
7804 }
7805
7806 /* [self setFrame: r]; */
7807
7808 return self;
7809 }
7810
7811
7812 - (void)setFrame: (NSRect)newRect
7813 {
7814 NSTRACE ("EmacsScroller_setFrame");
7815 /* block_input (); */
7816 pixel_height = NSHeight (newRect);
7817 if (pixel_height == 0) pixel_height = 1;
7818 min_portion = 20 / pixel_height;
7819 [super setFrame: newRect];
7820 /* unblock_input (); */
7821 }
7822
7823
7824 - (void)dealloc
7825 {
7826 NSTRACE ("EmacsScroller_dealloc");
7827 if (window)
7828 wset_vertical_scroll_bar (window, Qnil);
7829 window = 0;
7830 [super dealloc];
7831 }
7832
7833
7834 - condemn
7835 {
7836 NSTRACE ("condemn");
7837 condemned =YES;
7838 return self;
7839 }
7840
7841
7842 - reprieve
7843 {
7844 NSTRACE ("reprieve");
7845 condemned =NO;
7846 return self;
7847 }
7848
7849
7850 -(bool)judge
7851 {
7852 NSTRACE ("judge");
7853 bool ret = condemned;
7854 if (condemned)
7855 {
7856 EmacsView *view;
7857 block_input ();
7858 /* ensure other scrollbar updates after deletion */
7859 view = (EmacsView *)FRAME_NS_VIEW (frame);
7860 if (view != nil)
7861 view->scrollbarsNeedingUpdate++;
7862 if (window)
7863 wset_vertical_scroll_bar (window, Qnil);
7864 window = 0;
7865 [self removeFromSuperview];
7866 [self release];
7867 unblock_input ();
7868 }
7869 return ret;
7870 }
7871
7872
7873 - (void)resetCursorRects
7874 {
7875 NSRect visible = [self visibleRect];
7876 NSTRACE ("resetCursorRects");
7877
7878 if (!NSIsEmptyRect (visible))
7879 [self addCursorRect: visible cursor: [NSCursor arrowCursor]];
7880 [[NSCursor arrowCursor] setOnMouseEntered: YES];
7881 }
7882
7883
7884 - (int) checkSamePosition: (int) position portion: (int) portion
7885 whole: (int) whole
7886 {
7887 return em_position ==position && em_portion ==portion && em_whole ==whole
7888 && portion != whole; /* needed for resize empty buf */
7889 }
7890
7891
7892 - setPosition: (int)position portion: (int)portion whole: (int)whole
7893 {
7894 NSTRACE ("setPosition");
7895
7896 em_position = position;
7897 em_portion = portion;
7898 em_whole = whole;
7899
7900 if (portion >= whole)
7901 {
7902 #ifdef NS_IMPL_COCOA
7903 [self setKnobProportion: 1.0];
7904 [self setDoubleValue: 1.0];
7905 #else
7906 [self setFloatValue: 0.0 knobProportion: 1.0];
7907 #endif
7908 }
7909 else
7910 {
7911 float pos;
7912 CGFloat por;
7913 portion = max ((float)whole*min_portion/pixel_height, portion);
7914 pos = (float)position / (whole - portion);
7915 por = (CGFloat)portion/whole;
7916 #ifdef NS_IMPL_COCOA
7917 [self setKnobProportion: por];
7918 [self setDoubleValue: pos];
7919 #else
7920 [self setFloatValue: pos knobProportion: por];
7921 #endif
7922 }
7923
7924 return self;
7925 }
7926
7927 /* set up emacs_event */
7928 - (void) sendScrollEventAtLoc: (float)loc fromEvent: (NSEvent *)e
7929 {
7930 Lisp_Object win;
7931 if (!emacs_event)
7932 return;
7933
7934 emacs_event->part = last_hit_part;
7935 emacs_event->code = 0;
7936 emacs_event->modifiers = EV_MODIFIERS (e) | down_modifier;
7937 XSETWINDOW (win, window);
7938 emacs_event->frame_or_window = win;
7939 emacs_event->timestamp = EV_TIMESTAMP (e);
7940 emacs_event->kind = SCROLL_BAR_CLICK_EVENT;
7941 emacs_event->arg = Qnil;
7942 XSETINT (emacs_event->x, loc * pixel_height);
7943 XSETINT (emacs_event->y, pixel_height-20);
7944
7945 if (q_event_ptr)
7946 {
7947 n_emacs_events_pending++;
7948 kbd_buffer_store_event_hold (emacs_event, q_event_ptr);
7949 }
7950 else
7951 hold_event (emacs_event);
7952 EVENT_INIT (*emacs_event);
7953 ns_send_appdefined (-1);
7954 }
7955
7956
7957 /* called manually thru timer to implement repeated button action w/hold-down */
7958 - repeatScroll: (NSTimer *)scrollEntry
7959 {
7960 NSEvent *e = [[self window] currentEvent];
7961 NSPoint p = [[self window] mouseLocationOutsideOfEventStream];
7962 BOOL inKnob = [self testPart: p] == NSScrollerKnob;
7963
7964 /* clear timer if need be */
7965 if (inKnob || [scroll_repeat_entry timeInterval] == SCROLL_BAR_FIRST_DELAY)
7966 {
7967 [scroll_repeat_entry invalidate];
7968 [scroll_repeat_entry release];
7969 scroll_repeat_entry = nil;
7970
7971 if (inKnob)
7972 return self;
7973
7974 scroll_repeat_entry
7975 = [[NSTimer scheduledTimerWithTimeInterval:
7976 SCROLL_BAR_CONTINUOUS_DELAY
7977 target: self
7978 selector: @selector (repeatScroll:)
7979 userInfo: 0
7980 repeats: YES]
7981 retain];
7982 }
7983
7984 [self sendScrollEventAtLoc: 0 fromEvent: e];
7985 return self;
7986 }
7987
7988
7989 /* Asynchronous mouse tracking for scroller. This allows us to dispatch
7990 mouseDragged events without going into a modal loop. */
7991 - (void)mouseDown: (NSEvent *)e
7992 {
7993 NSRect sr, kr;
7994 /* hitPart is only updated AFTER event is passed on */
7995 NSScrollerPart part = [self testPart: [e locationInWindow]];
7996 CGFloat inc = 0.0, loc, kloc, pos;
7997 int edge = 0;
7998
7999 NSTRACE ("EmacsScroller_mouseDown");
8000
8001 switch (part)
8002 {
8003 case NSScrollerDecrementPage:
8004 last_hit_part = scroll_bar_above_handle; inc = -1.0; break;
8005 case NSScrollerIncrementPage:
8006 last_hit_part = scroll_bar_below_handle; inc = 1.0; break;
8007 case NSScrollerDecrementLine:
8008 last_hit_part = scroll_bar_up_arrow; inc = -0.1; break;
8009 case NSScrollerIncrementLine:
8010 last_hit_part = scroll_bar_down_arrow; inc = 0.1; break;
8011 case NSScrollerKnob:
8012 last_hit_part = scroll_bar_handle; break;
8013 case NSScrollerKnobSlot: /* GNUstep-only */
8014 last_hit_part = scroll_bar_move_ratio; break;
8015 default: /* NSScrollerNoPart? */
8016 fprintf (stderr, "EmacsScoller-mouseDown: unexpected part %ld\n",
8017 (long) part);
8018 return;
8019 }
8020
8021 if (inc != 0.0)
8022 {
8023 pos = 0; /* ignored */
8024
8025 /* set a timer to repeat, as we can't let superclass do this modally */
8026 scroll_repeat_entry
8027 = [[NSTimer scheduledTimerWithTimeInterval: SCROLL_BAR_FIRST_DELAY
8028 target: self
8029 selector: @selector (repeatScroll:)
8030 userInfo: 0
8031 repeats: YES]
8032 retain];
8033 }
8034 else
8035 {
8036 /* handle, or on GNUstep possibly slot */
8037 NSEvent *fake_event;
8038
8039 /* compute float loc in slot and mouse offset on knob */
8040 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
8041 toView: nil];
8042 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
8043 if (loc <= 0.0)
8044 {
8045 loc = 0.0;
8046 edge = -1;
8047 }
8048 else if (loc >= NSHeight (sr))
8049 {
8050 loc = NSHeight (sr);
8051 edge = 1;
8052 }
8053
8054 if (edge)
8055 kloc = 0.5 * edge;
8056 else
8057 {
8058 kr = [self convertRect: [self rectForPart: NSScrollerKnob]
8059 toView: nil];
8060 kloc = NSHeight (kr) - ([e locationInWindow].y - NSMinY (kr));
8061 }
8062 last_mouse_offset = kloc;
8063
8064 /* if knob, tell emacs a location offset by knob pos
8065 (to indicate top of handle) */
8066 if (part == NSScrollerKnob)
8067 pos = (loc - last_mouse_offset) / NSHeight (sr);
8068 else
8069 /* else this is a slot click on GNUstep: go straight there */
8070 pos = loc / NSHeight (sr);
8071
8072 /* send a fake mouse-up to super to preempt modal -trackKnob: mode */
8073 fake_event = [NSEvent mouseEventWithType: NSLeftMouseUp
8074 location: [e locationInWindow]
8075 modifierFlags: [e modifierFlags]
8076 timestamp: [e timestamp]
8077 windowNumber: [e windowNumber]
8078 context: [e context]
8079 eventNumber: [e eventNumber]
8080 clickCount: [e clickCount]
8081 pressure: [e pressure]];
8082 [super mouseUp: fake_event];
8083 }
8084
8085 if (part != NSScrollerKnob)
8086 [self sendScrollEventAtLoc: pos fromEvent: e];
8087 }
8088
8089
8090 /* Called as we manually track scroller drags, rather than superclass. */
8091 - (void)mouseDragged: (NSEvent *)e
8092 {
8093 NSRect sr;
8094 double loc, pos;
8095
8096 NSTRACE ("EmacsScroller_mouseDragged");
8097
8098 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
8099 toView: nil];
8100 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
8101
8102 if (loc <= 0.0)
8103 {
8104 loc = 0.0;
8105 }
8106 else if (loc >= NSHeight (sr) + last_mouse_offset)
8107 {
8108 loc = NSHeight (sr) + last_mouse_offset;
8109 }
8110
8111 pos = (loc - last_mouse_offset) / NSHeight (sr);
8112 [self sendScrollEventAtLoc: pos fromEvent: e];
8113 }
8114
8115
8116 - (void)mouseUp: (NSEvent *)e
8117 {
8118 if (scroll_repeat_entry)
8119 {
8120 [scroll_repeat_entry invalidate];
8121 [scroll_repeat_entry release];
8122 scroll_repeat_entry = nil;
8123 }
8124 last_hit_part = scroll_bar_above_handle;
8125 }
8126
8127
8128 /* treat scrollwheel events in the bar as though they were in the main window */
8129 - (void) scrollWheel: (NSEvent *)theEvent
8130 {
8131 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (frame);
8132 [view mouseDown: theEvent];
8133 }
8134
8135 @end /* EmacsScroller */
8136
8137
8138 #ifdef NS_IMPL_GNUSTEP
8139 /* Dummy class to get rid of startup warnings. */
8140 @implementation EmacsDocument
8141
8142 @end
8143 #endif
8144
8145
8146 /* ==========================================================================
8147
8148 Font-related functions; these used to be in nsfaces.m
8149
8150 ========================================================================== */
8151
8152
8153 Lisp_Object
8154 x_new_font (struct frame *f, Lisp_Object font_object, int fontset)
8155 {
8156 struct font *font = XFONT_OBJECT (font_object);
8157 EmacsView *view = FRAME_NS_VIEW (f);
8158 int font_ascent, font_descent;
8159
8160 if (fontset < 0)
8161 fontset = fontset_from_font (font_object);
8162 FRAME_FONTSET (f) = fontset;
8163
8164 if (FRAME_FONT (f) == font)
8165 /* This font is already set in frame F. There's nothing more to
8166 do. */
8167 return font_object;
8168
8169 FRAME_FONT (f) = font;
8170
8171 FRAME_BASELINE_OFFSET (f) = font->baseline_offset;
8172 FRAME_COLUMN_WIDTH (f) = font->average_width;
8173 get_font_ascent_descent (font, &font_ascent, &font_descent);
8174 FRAME_LINE_HEIGHT (f) = font_ascent + font_descent;
8175
8176 /* Compute the scroll bar width in character columns. */
8177 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0)
8178 {
8179 int wid = FRAME_COLUMN_WIDTH (f);
8180 FRAME_CONFIG_SCROLL_BAR_COLS (f)
8181 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid;
8182 }
8183 else
8184 {
8185 int wid = FRAME_COLUMN_WIDTH (f);
8186 FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
8187 }
8188
8189 /* Compute the scroll bar height in character lines. */
8190 if (FRAME_CONFIG_SCROLL_BAR_HEIGHT (f) > 0)
8191 {
8192 int height = FRAME_LINE_HEIGHT (f);
8193 FRAME_CONFIG_SCROLL_BAR_LINES (f)
8194 = (FRAME_CONFIG_SCROLL_BAR_HEIGHT (f) + height - 1) / height;
8195 }
8196 else
8197 {
8198 int height = FRAME_LINE_HEIGHT (f);
8199 FRAME_CONFIG_SCROLL_BAR_LINES (f) = (14 + height - 1) / height;
8200 }
8201
8202 /* Now make the frame display the given font. */
8203 if (FRAME_NS_WINDOW (f) != 0 && ! [view isFullscreen])
8204 adjust_frame_size (f, FRAME_COLS (f) * FRAME_COLUMN_WIDTH (f),
8205 FRAME_LINES (f) * FRAME_LINE_HEIGHT (f), 3,
8206 false, Qfont);
8207
8208 return font_object;
8209 }
8210
8211
8212 /* XLFD: -foundry-family-weight-slant-swidth-adstyle-pxlsz-ptSz-resx-resy-spc-avgWidth-rgstry-encoding */
8213 /* Note: ns_font_to_xlfd and ns_fontname_to_xlfd no longer needed, removed
8214 in 1.43. */
8215
8216 const char *
8217 ns_xlfd_to_fontname (const char *xlfd)
8218 /* --------------------------------------------------------------------------
8219 Convert an X font name (XLFD) to an NS font name.
8220 Only family is used.
8221 The string returned is temporarily allocated.
8222 -------------------------------------------------------------------------- */
8223 {
8224 char *name = xmalloc (180);
8225 int i, len;
8226 const char *ret;
8227
8228 if (!strncmp (xlfd, "--", 2))
8229 sscanf (xlfd, "--%*[^-]-%[^-]179-", name);
8230 else
8231 sscanf (xlfd, "-%*[^-]-%[^-]179-", name);
8232
8233 /* stopgap for malformed XLFD input */
8234 if (strlen (name) == 0)
8235 strcpy (name, "Monaco");
8236
8237 /* undo hack in ns_fontname_to_xlfd, converting '$' to '-', '_' to ' '
8238 also uppercase after '-' or ' ' */
8239 name[0] = c_toupper (name[0]);
8240 for (len =strlen (name), i =0; i<len; i++)
8241 {
8242 if (name[i] == '$')
8243 {
8244 name[i] = '-';
8245 if (i+1<len)
8246 name[i+1] = c_toupper (name[i+1]);
8247 }
8248 else if (name[i] == '_')
8249 {
8250 name[i] = ' ';
8251 if (i+1<len)
8252 name[i+1] = c_toupper (name[i+1]);
8253 }
8254 }
8255 /*fprintf (stderr, "converted '%s' to '%s'\n",xlfd,name); */
8256 ret = [[NSString stringWithUTF8String: name] UTF8String];
8257 xfree (name);
8258 return ret;
8259 }
8260
8261
8262 void
8263 syms_of_nsterm (void)
8264 {
8265 NSTRACE ("syms_of_nsterm");
8266
8267 ns_antialias_threshold = 10.0;
8268
8269 /* from 23+ we need to tell emacs what modifiers there are.. */
8270 DEFSYM (Qmodifier_value, "modifier-value");
8271 DEFSYM (Qalt, "alt");
8272 DEFSYM (Qhyper, "hyper");
8273 DEFSYM (Qmeta, "meta");
8274 DEFSYM (Qsuper, "super");
8275 DEFSYM (Qcontrol, "control");
8276 DEFSYM (QUTF8_STRING, "UTF8_STRING");
8277
8278 DEFSYM (Qfile, "file");
8279 DEFSYM (Qurl, "url");
8280
8281 Fput (Qalt, Qmodifier_value, make_number (alt_modifier));
8282 Fput (Qhyper, Qmodifier_value, make_number (hyper_modifier));
8283 Fput (Qmeta, Qmodifier_value, make_number (meta_modifier));
8284 Fput (Qsuper, Qmodifier_value, make_number (super_modifier));
8285 Fput (Qcontrol, Qmodifier_value, make_number (ctrl_modifier));
8286
8287 DEFVAR_LISP ("ns-input-file", ns_input_file,
8288 "The file specified in the last NS event.");
8289 ns_input_file =Qnil;
8290
8291 DEFVAR_LISP ("ns-working-text", ns_working_text,
8292 "String for visualizing working composition sequence.");
8293 ns_working_text =Qnil;
8294
8295 DEFVAR_LISP ("ns-input-font", ns_input_font,
8296 "The font specified in the last NS event.");
8297 ns_input_font =Qnil;
8298
8299 DEFVAR_LISP ("ns-input-fontsize", ns_input_fontsize,
8300 "The fontsize specified in the last NS event.");
8301 ns_input_fontsize =Qnil;
8302
8303 DEFVAR_LISP ("ns-input-line", ns_input_line,
8304 "The line specified in the last NS event.");
8305 ns_input_line =Qnil;
8306
8307 DEFVAR_LISP ("ns-input-spi-name", ns_input_spi_name,
8308 "The service name specified in the last NS event.");
8309 ns_input_spi_name =Qnil;
8310
8311 DEFVAR_LISP ("ns-input-spi-arg", ns_input_spi_arg,
8312 "The service argument specified in the last NS event.");
8313 ns_input_spi_arg =Qnil;
8314
8315 DEFVAR_LISP ("ns-alternate-modifier", ns_alternate_modifier,
8316 "This variable describes the behavior of the alternate or option key.\n\
8317 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
8318 Set to none means that the alternate / option key is not interpreted by Emacs\n\
8319 at all, allowing it to be used at a lower level for accented character entry.");
8320 ns_alternate_modifier = Qmeta;
8321
8322 DEFVAR_LISP ("ns-right-alternate-modifier", ns_right_alternate_modifier,
8323 "This variable describes the behavior of the right alternate or option key.\n\
8324 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
8325 Set to left means be the same key as `ns-alternate-modifier'.\n\
8326 Set to none means that the alternate / option key is not interpreted by Emacs\n\
8327 at all, allowing it to be used at a lower level for accented character entry.");
8328 ns_right_alternate_modifier = Qleft;
8329
8330 DEFVAR_LISP ("ns-command-modifier", ns_command_modifier,
8331 "This variable describes the behavior of the command key.\n\
8332 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
8333 ns_command_modifier = Qsuper;
8334
8335 DEFVAR_LISP ("ns-right-command-modifier", ns_right_command_modifier,
8336 "This variable describes the behavior of the right command key.\n\
8337 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
8338 Set to left means be the same key as `ns-command-modifier'.\n\
8339 Set to none means that the command / option key is not interpreted by Emacs\n\
8340 at all, allowing it to be used at a lower level for accented character entry.");
8341 ns_right_command_modifier = Qleft;
8342
8343 DEFVAR_LISP ("ns-control-modifier", ns_control_modifier,
8344 "This variable describes the behavior of the control key.\n\
8345 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
8346 ns_control_modifier = Qcontrol;
8347
8348 DEFVAR_LISP ("ns-right-control-modifier", ns_right_control_modifier,
8349 "This variable describes the behavior of the right control key.\n\
8350 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
8351 Set to left means be the same key as `ns-control-modifier'.\n\
8352 Set to none means that the control / option key is not interpreted by Emacs\n\
8353 at all, allowing it to be used at a lower level for accented character entry.");
8354 ns_right_control_modifier = Qleft;
8355
8356 DEFVAR_LISP ("ns-function-modifier", ns_function_modifier,
8357 "This variable describes the behavior of the function key (on laptops).\n\
8358 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
8359 Set to none means that the function key is not interpreted by Emacs at all,\n\
8360 allowing it to be used at a lower level for accented character entry.");
8361 ns_function_modifier = Qnone;
8362
8363 DEFVAR_LISP ("ns-antialias-text", ns_antialias_text,
8364 "Non-nil (the default) means to render text antialiased.");
8365 ns_antialias_text = Qt;
8366
8367 DEFVAR_LISP ("ns-confirm-quit", ns_confirm_quit,
8368 "Whether to confirm application quit using dialog.");
8369 ns_confirm_quit = Qnil;
8370
8371 DEFVAR_LISP ("ns-auto-hide-menu-bar", ns_auto_hide_menu_bar,
8372 doc: /* Non-nil means that the menu bar is hidden, but appears when the mouse is near.
8373 Only works on OSX 10.6 or later. */);
8374 ns_auto_hide_menu_bar = Qnil;
8375
8376 DEFVAR_BOOL ("ns-use-native-fullscreen", ns_use_native_fullscreen,
8377 doc: /*Non-nil means to use native fullscreen on OSX >= 10.7.
8378 Nil means use fullscreen the old (< 10.7) way. The old way works better with
8379 multiple monitors, but lacks tool bar. This variable is ignored on OSX < 10.7.
8380 Default is t for OSX >= 10.7, nil otherwise. */);
8381 #ifdef HAVE_NATIVE_FS
8382 ns_use_native_fullscreen = YES;
8383 #else
8384 ns_use_native_fullscreen = NO;
8385 #endif
8386 ns_last_use_native_fullscreen = ns_use_native_fullscreen;
8387
8388 DEFVAR_BOOL ("ns-use-fullscreen-animation", ns_use_fullscreen_animation,
8389 doc: /*Non-nil means use animation on non-native fullscreen.
8390 For native fullscreen, this does nothing.
8391 Default is nil. */);
8392 ns_use_fullscreen_animation = NO;
8393
8394 DEFVAR_BOOL ("ns-use-srgb-colorspace", ns_use_srgb_colorspace,
8395 doc: /*Non-nil means to use sRGB colorspace on OSX >= 10.7.
8396 Note that this does not apply to images.
8397 This variable is ignored on OSX < 10.7 and GNUstep. */);
8398 ns_use_srgb_colorspace = YES;
8399
8400 /* TODO: move to common code */
8401 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars,
8402 doc: /* Which toolkit scroll bars Emacs uses, if any.
8403 A value of nil means Emacs doesn't use toolkit scroll bars.
8404 With the X Window system, the value is a symbol describing the
8405 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
8406 With MS Windows or Nextstep, the value is t. */);
8407 Vx_toolkit_scroll_bars = Qt;
8408
8409 DEFVAR_BOOL ("x-use-underline-position-properties",
8410 x_use_underline_position_properties,
8411 doc: /*Non-nil means make use of UNDERLINE_POSITION font properties.
8412 A value of nil means ignore them. If you encounter fonts with bogus
8413 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
8414 to 4.1, set this to nil. */);
8415 x_use_underline_position_properties = 0;
8416
8417 DEFVAR_BOOL ("x-underline-at-descent-line",
8418 x_underline_at_descent_line,
8419 doc: /* Non-nil means to draw the underline at the same place as the descent line.
8420 A value of nil means to draw the underline according to the value of the
8421 variable `x-use-underline-position-properties', which is usually at the
8422 baseline level. The default value is nil. */);
8423 x_underline_at_descent_line = 0;
8424
8425 /* Tell Emacs about this window system. */
8426 Fprovide (Qns, Qnil);
8427
8428 DEFSYM (Qcocoa, "cocoa");
8429 DEFSYM (Qgnustep, "gnustep");
8430
8431 #ifdef NS_IMPL_COCOA
8432 Fprovide (Qcocoa, Qnil);
8433 syms_of_macfont ();
8434 #else
8435 Fprovide (Qgnustep, Qnil);
8436 syms_of_nsfont ();
8437 #endif
8438
8439 }