]> code.delx.au - spectrwm/blob - scrotwm.c
delx.au / code / spectrwm / blob
summary | shortlog | log | commit | commitdiff | tree
history | raw | HEAD
Add M-S-, and M-S-. keybindings to add and remove columns (vertical stack)
[spectrwm] / scrotwm.c
1 /* $scrotwm$ */
2 /*
3 * Copyright (c) 2009 Marco Peereboom <marco@peereboom.us>
4 * Copyright (c) 2009 Ryan McBride <mcbride@countersiege.com>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18 /*
19 * Much code and ideas taken from dwm under the following license:
20 * MIT/X Consortium License
21 *
22 * 2006-2008 Anselm R Garbe <garbeam at gmail dot com>
23 * 2006-2007 Sander van Dijk <a dot h dot vandijk at gmail dot com>
24 * 2006-2007 Jukka Salmi <jukka at salmi dot ch>
25 * 2007 Premysl Hruby <dfenze at gmail dot com>
26 * 2007 Szabolcs Nagy <nszabolcs at gmail dot com>
27 * 2007 Christof Musik <christof at sendfax dot de>
28 * 2007-2008 Enno Gottox Boland <gottox at s01 dot de>
29 * 2007-2008 Peter Hartlich <sgkkr at hartlich dot com>
30 * 2008 Martin Hurton <martin dot hurton at gmail dot com>
31 *
32 * Permission is hereby granted, free of charge, to any person obtaining a
33 * copy of this software and associated documentation files (the "Software"),
34 * to deal in the Software without restriction, including without limitation
35 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
36 * and/or sell copies of the Software, and to permit persons to whom the
37 * Software is furnished to do so, subject to the following conditions:
38 *
39 * The above copyright notice and this permission notice shall be included in
40 * all copies or substantial portions of the Software.
41 *
42 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
43 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
44 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
45 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
46 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
47 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
48 * DEALINGS IN THE SOFTWARE.
49 */
50
51 static const char *cvstag = "$scrotwm$";
52
53 #define SWM_VERSION "0.7"
54
55 #include <stdio.h>
56 #include <stdlib.h>
57 #include <err.h>
58 #include <errno.h>
59 #include <fcntl.h>
60 #include <locale.h>
61 #include <unistd.h>
62 #include <time.h>
63 #include <signal.h>
64 #include <string.h>
65 #include <util.h>
66 #include <pwd.h>
67 #include <ctype.h>
68
69 #include <sys/types.h>
70 #include <sys/time.h>
71 #include <sys/stat.h>
72 #include <sys/wait.h>
73 #include <sys/queue.h>
74 #include <sys/param.h>
75 #include <sys/select.h>
76
77 #include <X11/cursorfont.h>
78 #include <X11/keysym.h>
79 #include <X11/Xatom.h>
80 #include <X11/Xlib.h>
81 #include <X11/Xproto.h>
82 #include <X11/Xutil.h>
83 #include <X11/extensions/Xrandr.h>
84
85 #if RANDR_MAJOR < 1
86 # error XRandR versions less than 1.0 are not supported
87 #endif
88
89 #if RANDR_MAJOR >= 1
90 #if RANDR_MINOR >= 2
91 #define SWM_XRR_HAS_CRTC
92 #endif
93 #endif
94
95 /* #define SWM_DEBUG */
96 #ifdef SWM_DEBUG
97 #define DPRINTF(x...) do { if (swm_debug) fprintf(stderr, x); } while(0)
98 #define DNPRINTF(n,x...) do { if (swm_debug & n) fprintf(stderr, x); } while(0)
99 #define SWM_D_MISC 0x0001
100 #define SWM_D_EVENT 0x0002
101 #define SWM_D_WS 0x0004
102 #define SWM_D_FOCUS 0x0008
103 #define SWM_D_MOVE 0x0010
104 #define SWM_D_STACK 0x0020
105 #define SWM_D_MOUSE 0x0040
106 #define SWM_D_PROP 0x0080
107 #define SWM_D_CLASS 0x0100
108
109 u_int32_t swm_debug = 0
110 | SWM_D_MISC
111 | SWM_D_EVENT
112 | SWM_D_WS
113 | SWM_D_FOCUS
114 | SWM_D_MOVE
115 | SWM_D_STACK
116 | SWM_D_MOUSE
117 | SWM_D_PROP
118 | SWM_D_CLASS
119 ;
120 #else
121 #define DPRINTF(x...)
122 #define DNPRINTF(n,x...)
123 #endif
124
125 #define LENGTH(x) (sizeof x / sizeof x[0])
126 #define MODKEY Mod1Mask
127 #define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
128 #define BUTTONMASK (ButtonPressMask|ButtonReleaseMask)
129 #define MOUSEMASK (BUTTONMASK|PointerMotionMask)
130 #define SWM_PROPLEN (16)
131 #define X(r) (r)->g.x
132 #define Y(r) (r)->g.y
133 #define WIDTH(r) (r)->g.w
134 #define HEIGHT(r) (r)->g.h
135
136 #ifndef SWM_LIB
137 #define SWM_LIB "/usr/X11R6/lib/swmhack.so"
138 #endif
139
140 char **start_argv;
141 Atom astate;
142 int (*xerrorxlib)(Display *, XErrorEvent *);
143 int other_wm;
144 int running = 1;
145 int ss_enabled = 0;
146 int xrandr_support;
147 int xrandr_eventbase;
148 int ignore_enter = 0;
149 unsigned int numlockmask = 0;
150 Display *display;
151
152 int cycle_empty = 0;
153 int cycle_visible = 0;
154
155 /* dialog windows */
156 double dialog_ratio = .6;
157 /* status bar */
158 #define SWM_BAR_MAX (128)
159 char *bar_argv[] = { NULL, NULL };
160 int bar_pipe[2];
161 char bar_ext[SWM_BAR_MAX];
162 char bar_vertext[SWM_BAR_MAX];
163 int bar_version = 0;
164 sig_atomic_t bar_alarm = 0;
165 int bar_delay = 30;
166 int bar_enabled = 1;
167 int bar_extra = 1;
168 int bar_extra_running = 0;
169 int bar_verbose = 1;
170 int bar_height = 0;
171 pid_t bar_pid;
172 GC bar_gc;
173 XGCValues bar_gcv;
174 int bar_fidx = 0;
175 XFontStruct *bar_fs;
176 char *bar_fonts[] = {
177 "-*-terminus-*-*-*-*-*-*-*-*-*-*-*-*",
178 "-*-times-medium-r-*-*-*-*-*-*-*-*-*-*",
179 NULL
180 };
181
182 /* terminal + args */
183 char *spawn_term[] = { "xterm", NULL };
184 char *spawn_screenshot[] = { "screenshot.sh", NULL, NULL };
185 char *spawn_lock[] = { "xlock", NULL };
186 char *spawn_menu[] = { "dmenu_run", "-fn", NULL, "-nb", NULL,
187 "-nf", NULL, "-sb", NULL, "-sf", NULL, NULL };
188
189 #define SWM_MENU_FN (2)
190 #define SWM_MENU_NB (4)
191 #define SWM_MENU_NF (6)
192 #define SWM_MENU_SB (8)
193 #define SWM_MENU_SF (10)
194
195 /* layout manager data */
196 struct swm_geometry {
197 int x;
198 int y;
199 int w;
200 int h;
201 };
202
203 struct swm_screen;
204 struct workspace;
205
206 /* virtual "screens" */
207 struct swm_region {
208 TAILQ_ENTRY(swm_region) entry;
209 struct swm_geometry g;
210 struct workspace *ws; /* current workspace on this region */
211 struct swm_screen *s; /* screen idx */
212 Window bar_window;
213 };
214 TAILQ_HEAD(swm_region_list, swm_region);
215
216 struct ws_win {
217 TAILQ_ENTRY(ws_win) entry;
218 Window id;
219 struct swm_geometry g;
220 int got_focus;
221 int floating;
222 int transient;
223 int manual;
224 unsigned long quirks;
225 struct workspace *ws; /* always valid */
226 struct swm_screen *s; /* always valid, never changes */
227 XWindowAttributes wa;
228 XSizeHints sh;
229 XClassHint ch;
230 };
231 TAILQ_HEAD(ws_win_list, ws_win);
232
233 /* layout handlers */
234 void stack(void);
235 void vertical_config(struct workspace *, int);
236 void vertical_stack(struct workspace *, struct swm_geometry *);
237 void horizontal_config(struct workspace *, int);
238 void horizontal_stack(struct workspace *, struct swm_geometry *);
239 void max_stack(struct workspace *, struct swm_geometry *);
240
241 void grabbuttons(struct ws_win *, int);
242
243 struct layout {
244 void (*l_stack)(struct workspace *, struct swm_geometry *);
245 void (*l_config)(struct workspace *, int);
246 } layouts[] = {
247 /* stack, configure */
248 { vertical_stack, vertical_config},
249 { horizontal_stack, horizontal_config},
250 { max_stack, NULL},
251 { NULL, NULL},
252 };
253
254 #define SWM_H_SLICE (32)
255 #define SWM_V_SLICE (32)
256
257 /* define work spaces */
258 struct workspace {
259 int idx; /* workspace index */
260 int restack; /* restack on switch */
261 struct layout *cur_layout; /* current layout handlers */
262 struct ws_win *focus; /* may be NULL */
263 struct swm_region *r; /* may be NULL */
264 struct ws_win_list winlist; /* list of windows in ws */
265
266 /* stacker state */
267 struct {
268 int horizontal_msize;
269 int horizontal_mwin;
270 int horizontal_stacks;
271 int vertical_msize;
272 int vertical_mwin;
273 int vertical_stacks;
274 } l_state;
275 };
276
277 enum { SWM_S_COLOR_BAR, SWM_S_COLOR_BAR_BORDER, SWM_S_COLOR_BAR_FONT,
278 SWM_S_COLOR_FOCUS, SWM_S_COLOR_UNFOCUS, SWM_S_COLOR_MAX };
279
280 /* physical screen mapping */
281 #define SWM_WS_MAX (10) /* XXX Too small? */
282 struct swm_screen {
283 int idx; /* screen index */
284 struct swm_region_list rl; /* list of regions on this screen */
285 struct swm_region_list orl; /* list of old regions */
286 Window root;
287 struct workspace ws[SWM_WS_MAX];
288
289 /* colors */
290 struct {
291 unsigned long color;
292 char *name;
293 } c[SWM_S_COLOR_MAX];
294 };
295 struct swm_screen *screens;
296 int num_screens;
297
298 struct ws_win *cur_focus = NULL;
299
300 /* args to functions */
301 union arg {
302 int id;
303 #define SWM_ARG_ID_FOCUSNEXT (0)
304 #define SWM_ARG_ID_FOCUSPREV (1)
305 #define SWM_ARG_ID_FOCUSMAIN (2)
306 #define SWM_ARG_ID_SWAPNEXT (3)
307 #define SWM_ARG_ID_SWAPPREV (4)
308 #define SWM_ARG_ID_SWAPMAIN (5)
309 #define SWM_ARG_ID_MASTERSHRINK (6)
310 #define SWM_ARG_ID_MASTERGROW (7)
311 #define SWM_ARG_ID_MASTERADD (8)
312 #define SWM_ARG_ID_MASTERDEL (9)
313 #define SWM_ARG_ID_STACKRESET (10)
314 #define SWM_ARG_ID_STACKINIT (11)
315 #define SWM_ARG_ID_CYCLEWS_UP (12)
316 #define SWM_ARG_ID_CYCLEWS_DOWN (13)
317 #define SWM_ARG_ID_CYCLESC_UP (14)
318 #define SWM_ARG_ID_CYCLESC_DOWN (15)
319 #define SWM_ARG_ID_COLINC (16)
320 #define SWM_ARG_ID_COLDEC (17)
321 #define SWM_ARG_ID_ROWINC (16)
322 #define SWM_ARG_ID_ROWDEL (17)
323 #define SWM_ARG_ID_SS_ALL (0)
324 #define SWM_ARG_ID_SS_WINDOW (1)
325 #define SWM_ARG_ID_DONTCENTER (0)
326 #define SWM_ARG_ID_CENTER (1)
327 char **argv;
328 };
329
330 /* quirks */
331 struct quirk {
332 char *class;
333 char *name;
334 unsigned long quirk;
335 #define SWM_Q_FLOAT (1<<0)
336 #define SWM_Q_TRANSSZ (1<<1)
337 } quirks[] = {
338 { "MPlayer", "xv", SWM_Q_FLOAT },
339 { "OpenOffice.org 2.4", "VCLSalFrame", SWM_Q_FLOAT },
340 { "OpenOffice.org 3.0", "VCLSalFrame", SWM_Q_FLOAT },
341 { "Firefox-bin", "firefox-bin", SWM_Q_TRANSSZ},
342 { NULL, NULL, 0},
343 };
344
345 /* events */
346 void expose(XEvent *);
347 void keypress(XEvent *);
348 void buttonpress(XEvent *);
349 void configurerequest(XEvent *);
350 void configurenotify(XEvent *);
351 void destroynotify(XEvent *);
352 void enternotify(XEvent *);
353 void focusin(XEvent *);
354 void mappingnotify(XEvent *);
355 void maprequest(XEvent *);
356 void propertynotify(XEvent *);
357 void unmapnotify(XEvent *);
358 void visibilitynotify(XEvent *);
359
360 void (*handler[LASTEvent])(XEvent *) = {
361 [Expose] = expose,
362 [KeyPress] = keypress,
363 [ButtonPress] = buttonpress,
364 [ConfigureRequest] = configurerequest,
365 [ConfigureNotify] = configurenotify,
366 [DestroyNotify] = destroynotify,
367 [EnterNotify] = enternotify,
368 [FocusIn] = focusin,
369 [MappingNotify] = mappingnotify,
370 [MapRequest] = maprequest,
371 [PropertyNotify] = propertynotify,
372 [UnmapNotify] = unmapnotify,
373 [VisibilityNotify] = visibilitynotify,
374 };
375
376 unsigned long
377 name_to_color(char *colorname)
378 {
379 Colormap cmap;
380 Status status;
381 XColor screen_def, exact_def;
382 unsigned long result = 0;
383 char cname[32] = "#";
384
385 cmap = DefaultColormap(display, screens[0].idx);
386 status = XAllocNamedColor(display, cmap, colorname,
387 &screen_def, &exact_def);
388 if (!status) {
389 strlcat(cname, colorname + 2, sizeof cname - 1);
390 status = XAllocNamedColor(display, cmap, cname, &screen_def,
391 &exact_def);
392 }
393 if (status)
394 result = screen_def.pixel;
395 else
396 fprintf(stderr, "color '%s' not found.\n", colorname);
397
398 return (result);
399 }
400
401 void
402 setscreencolor(char *val, int i, int c)
403 {
404 if (i > 0 && i <= ScreenCount(display)) {
405 screens[i - 1].c[c].color = name_to_color(val);
406 if ((screens[i - 1].c[c].name = strdup(val)) == NULL)
407 errx(1, "strdup");
408 } else if (i == -1) {
409 for (i = 0; i < ScreenCount(display); i++)
410 screens[i].c[c].color = name_to_color(val);
411 if ((screens[i - 1].c[c].name = strdup(val)) == NULL)
412 errx(1, "strdup");
413 } else
414 errx(1, "invalid screen index: %d out of bounds (maximum %d)\n",
415 i, ScreenCount(display));
416 }
417
418 void new_region(struct swm_screen *, int, int, int, int);
419
420 void
421 custom_region(char *val)
422 {
423 unsigned int sidx, x, y, w, h;
424
425 if (sscanf(val, "screen[%u]:%ux%u+%u+%u", &sidx, &w, &h, &x, &y) != 5)
426 errx(1, "invalid custom region, "
427 "should be 'screen[<n>]:<n>x<n>+<n>+<n>\n");
428 if (sidx < 1 || sidx > ScreenCount(display))
429 errx(1, "invalid screen index: %d out of bounds (maximum %d)\n",
430 sidx, ScreenCount(display));
431 sidx--;
432
433 if (w < 1 || h < 1)
434 errx(1, "region %ux%u+%u+%u too small\n", w, h, x, y);
435
436 if (x < 0 || x > DisplayWidth(display, sidx) ||
437 y < 0 || y > DisplayHeight(display, sidx) ||
438 w + x > DisplayWidth(display, sidx) ||
439 h + y > DisplayHeight(display, sidx))
440 errx(1, "region %ux%u+%u+%u not within screen boundaries "
441 "(%ux%u)\n", w, h, x, y,
442 DisplayWidth(display, sidx), DisplayHeight(display, sidx));
443
444 new_region(&screens[sidx], x, y, w, h);
445 }
446
447 int
448 varmatch(char *var, char *name, int *index)
449 {
450 char *p, buf[5];
451 int i;
452
453 i = strncmp(var, name, 255);
454 if (index == NULL)
455 return (i);
456
457 *index = -1;
458 if (i <= 0)
459 return (i);
460 p = var + strlen(name);
461 if (*p++ != '[')
462 return (i);
463 bzero(buf, sizeof buf);
464 i = 0;
465 while (isdigit(*p) && i < sizeof buf)
466 buf[i++] = *p++;
467 if (i == 0 || i >= sizeof buf || *p != ']')
468 return (1);
469 *index = strtonum(buf, 0, 99, NULL);
470 return (0);
471 }
472
473 /* conf file stuff */
474 #define SWM_CONF_WS "\n= \t"
475 #define SWM_CONF_FILE "scrotwm.conf"
476 int
477 conf_load(char *filename)
478 {
479 FILE *config;
480 char *line, *cp, *var, *val;
481 size_t len, lineno = 0;
482 int i, sc;
483
484 DNPRINTF(SWM_D_MISC, "conf_load: filename %s\n", filename);
485
486 if (filename == NULL)
487 return (1);
488
489 if ((config = fopen(filename, "r")) == NULL)
490 return (1);
491
492 for (sc = ScreenCount(display);;) {
493 if ((line = fparseln(config, &len, &lineno, NULL, 0)) == NULL)
494 if (feof(config))
495 break;
496 cp = line;
497 cp += (long)strspn(cp, SWM_CONF_WS);
498 if (cp[0] == '\0') {
499 /* empty line */
500 free(line);
501 continue;
502 }
503 if ((var = strsep(&cp, SWM_CONF_WS)) == NULL || cp == NULL)
504 break;
505 cp += (long)strspn(cp, SWM_CONF_WS);
506 if ((val = strsep(&cp, SWM_CONF_WS)) == NULL)
507 break;
508
509 DNPRINTF(SWM_D_MISC, "conf_load: %s=%s\n",var ,val);
510 switch (var[0]) {
511 case 'b':
512 if (!strncmp(var, "bar_enabled", strlen("bar_enabled")))
513 bar_enabled = atoi(val);
514 else if (!varmatch(var, "bar_border", &i))
515 setscreencolor(val, i, SWM_S_COLOR_BAR_BORDER);
516 else if (!varmatch(var, "bar_color", &i))
517 setscreencolor(val, i, SWM_S_COLOR_BAR);
518 else if (!varmatch(var, "bar_font_color", &i))
519 setscreencolor(val, i, SWM_S_COLOR_BAR_FONT);
520 else if (!strncmp(var, "bar_font", strlen("bar_font")))
521 asprintf(&bar_fonts[0], "%s", val);
522 else if (!strncmp(var, "bar_action", strlen("bar_action")))
523 asprintf(&bar_argv[0], "%s", val);
524 else if (!strncmp(var, "bar_delay", strlen("bar_delay")))
525 bar_delay = atoi(val);
526 else
527 goto bad;
528 break;
529
530 case 'c':
531 if (!varmatch(var, "color_focus", &i))
532 setscreencolor(val, i, SWM_S_COLOR_FOCUS);
533 else if (!varmatch(var, "color_unfocus", &i))
534 setscreencolor(val, i, SWM_S_COLOR_UNFOCUS);
535 else if (!strncmp(var, "cycle_empty", strlen("cycle_empty")))
536 cycle_visible = atoi(val);
537 else if (!strncmp(var, "cycle_visible", strlen("cycle_visible")))
538 cycle_visible = atoi(val);
539 else
540 goto bad;
541 break;
542
543 case 'd':
544 if (!strncmp(var, "dialog_ratio",
545 strlen("dialog_ratio"))) {
546 dialog_ratio = atof(val);
547 if (dialog_ratio > 1.0 || dialog_ratio <= .3)
548 dialog_ratio = .6;
549 } else
550 goto bad;
551 break;
552
553 case 'r':
554 if (!strncmp(var, "region", strlen("region")))
555 custom_region(val);
556 else
557 goto bad;
558 break;
559
560 case 's':
561 if (!strncmp(var, "spawn_term", strlen("spawn_term")))
562 asprintf(&spawn_term[0], "%s", val);
563 if (!strncmp(var, "screenshot_enabled",
564 strlen("screenshot_enabled")))
565 ss_enabled = atoi(val);
566 if (!strncmp(var, "screenshot_app",
567 strlen("screenshot_app")))
568 asprintf(&spawn_screenshot[0], "%s", val);
569 break;
570 default:
571 goto bad;
572 }
573 free(line);
574 }
575
576 fclose(config);
577 return (0);
578
579 bad:
580 errx(1, "invalid conf file entry: %s=%s", var, val);
581 }
582
583 void
584 socket_setnonblock(int fd)
585 {
586 int flags;
587
588 if ((flags = fcntl(fd, F_GETFL, 0)) == -1)
589 err(1, "fcntl F_GETFL");
590 flags |= O_NONBLOCK;
591 if ((flags = fcntl(fd, F_SETFL, flags)) == -1)
592 err(1, "fcntl F_SETFL");
593 }
594
595 void
596 bar_print(struct swm_region *r, char *s)
597 {
598 XClearWindow(display, r->bar_window);
599 XSetForeground(display, bar_gc, r->s->c[SWM_S_COLOR_BAR_FONT].color);
600 XDrawString(display, r->bar_window, bar_gc, 4, bar_fs->ascent, s,
601 strlen(s));
602 }
603
604 void
605 bar_extra_stop(void)
606 {
607 if (bar_pipe[0]) {
608 close(bar_pipe[0]);
609 bzero(bar_pipe, sizeof bar_pipe);
610 }
611 if (bar_pid) {
612 kill(bar_pid, SIGTERM);
613 bar_pid = 0;
614 }
615 strlcpy(bar_ext, "", sizeof bar_ext);
616 bar_extra = 0;
617 }
618
619 void
620 bar_update(void)
621 {
622 time_t tmt;
623 struct tm tm;
624 struct swm_region *r;
625 int i, x;
626 size_t len;
627 char s[SWM_BAR_MAX];
628 char loc[SWM_BAR_MAX];
629 char *b;
630
631 if (bar_enabled == 0)
632 return;
633
634 if (bar_extra && bar_extra_running) {
635 /* ignore short reads; it'll correct itself */
636 while ((b = fgetln(stdin, &len)) != NULL)
637 if (b && b[len - 1] == '\n') {
638 b[len - 1] = '\0';
639 strlcpy(bar_ext, b, sizeof bar_ext);
640 }
641 if (b == NULL && errno != EAGAIN) {
642 fprintf(stderr, "bar_extra failed: errno: %d %s\n",
643 errno, strerror(errno));
644 bar_extra_stop();
645 }
646 } else
647 strlcpy(bar_ext, "", sizeof bar_ext);
648
649 time(&tmt);
650 localtime_r(&tmt, &tm);
651 strftime(s, sizeof s, "%a %b %d %R %Z %Y", &tm);
652 for (i = 0; i < ScreenCount(display); i++) {
653 x = 1;
654 TAILQ_FOREACH(r, &screens[i].rl, entry) {
655 snprintf(loc, sizeof loc, "%s %d:%d %s %s",
656 s, x++, r->ws->idx + 1, bar_ext, bar_vertext);
657 bar_print(r, loc);
658 }
659 }
660 XSync(display, False);
661 alarm(bar_delay);
662 }
663
664 void
665 bar_signal(int sig)
666 {
667 bar_alarm = 1;
668 }
669
670 void
671 bar_toggle(struct swm_region *r, union arg *args)
672 {
673 struct swm_region *tmpr;
674 int i, j, sc = ScreenCount(display);
675
676 DNPRINTF(SWM_D_MISC, "bar_toggle\n");
677
678 if (bar_enabled) {
679 for (i = 0; i < sc; i++)
680 TAILQ_FOREACH(tmpr, &screens[i].rl, entry)
681 XUnmapWindow(display, tmpr->bar_window);
682 } else {
683 for (i = 0; i < sc; i++)
684 TAILQ_FOREACH(tmpr, &screens[i].rl, entry)
685 XMapRaised(display, tmpr->bar_window);
686 }
687 bar_enabled = !bar_enabled;
688 XSync(display, False);
689 for (i = 0; i < sc; i++)
690 for (j = 0; j < SWM_WS_MAX; j++)
691 screens[i].ws[j].restack = 1;
692
693 stack();
694 /* must be after stack */
695 for (i = 0; i < sc; i++)
696 TAILQ_FOREACH(tmpr, &screens[i].rl, entry)
697 bar_update();
698 }
699
700 void
701 bar_refresh(void)
702 {
703 XSetWindowAttributes wa;
704 struct swm_region *r;
705 int i;
706
707 /* do this here because the conf file is in memory */
708 if (bar_extra && bar_extra_running == 0 && bar_argv[0]) {
709 /* launch external status app */
710 bar_extra_running = 1;
711 if (pipe(bar_pipe) == -1)
712 err(1, "pipe error");
713 socket_setnonblock(bar_pipe[0]);
714 socket_setnonblock(bar_pipe[1]); /* XXX hmmm, really? */
715 if (dup2(bar_pipe[0], 0) == -1)
716 errx(1, "dup2");
717 if (dup2(bar_pipe[1], 1) == -1)
718 errx(1, "dup2");
719 if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
720 err(1, "could not disable SIGPIPE");
721 switch (bar_pid = fork()) {
722 case -1:
723 err(1, "cannot fork");
724 break;
725 case 0: /* child */
726 close(bar_pipe[0]);
727 execvp(bar_argv[0], bar_argv);
728 err(1, "%s external app failed", bar_argv[0]);
729 break;
730 default: /* parent */
731 close(bar_pipe[1]);
732 break;
733 }
734 }
735
736 bzero(&wa, sizeof wa);
737 for (i = 0; i < ScreenCount(display); i++)
738 TAILQ_FOREACH(r, &screens[i].rl, entry) {
739 wa.border_pixel =
740 screens[i].c[SWM_S_COLOR_BAR_BORDER].color;
741 wa.background_pixel =
742 screens[i].c[SWM_S_COLOR_BAR].color;
743 XChangeWindowAttributes(display, r->bar_window,
744 CWBackPixel | CWBorderPixel, &wa);
745 }
746 bar_update();
747 }
748
749 void
750 bar_setup(struct swm_region *r)
751 {
752 int i;
753
754 for (i = 0; bar_fonts[i] != NULL; i++) {
755 bar_fs = XLoadQueryFont(display, bar_fonts[i]);
756 if (bar_fs) {
757 bar_fidx = i;
758 break;
759 }
760 }
761 if (bar_fonts[i] == NULL)
762 errx(1, "couldn't load font");
763 bar_height = bar_fs->ascent + bar_fs->descent + 3;
764
765 r->bar_window = XCreateSimpleWindow(display,
766 r->s->root, X(r), Y(r), WIDTH(r) - 2, bar_height - 2,
767 1, r->s->c[SWM_S_COLOR_BAR_BORDER].color,
768 r->s->c[SWM_S_COLOR_BAR].color);
769 bar_gc = XCreateGC(display, r->bar_window, 0, &bar_gcv);
770 XSetFont(display, bar_gc, bar_fs->fid);
771 XSelectInput(display, r->bar_window, VisibilityChangeMask);
772 if (bar_enabled)
773 XMapRaised(display, r->bar_window);
774 DNPRINTF(SWM_D_MISC, "bar_setup: bar_window %lu\n", r->bar_window);
775
776 if (signal(SIGALRM, bar_signal) == SIG_ERR)
777 err(1, "could not install bar_signal");
778 bar_refresh();
779 }
780
781 void
782 version(struct swm_region *r, union arg *args)
783 {
784 bar_version = !bar_version;
785 if (bar_version)
786 strlcpy(bar_vertext, cvstag, sizeof bar_vertext);
787 else
788 strlcpy(bar_vertext, "", sizeof bar_vertext);
789 bar_update();
790 }
791
792 void
793 config_win(struct ws_win *win)
794 {
795 XConfigureEvent ce;
796
797 DNPRINTF(SWM_D_MISC, "config_win: win %lu x %d y %d w %d h %d\n",
798 win->id, win->g.x, win->g.y, win->g.w, win->g.h);
799 ce.type = ConfigureNotify;
800 ce.display = display;
801 ce.event = win->id;
802 ce.window = win->id;
803 ce.x = win->g.x;
804 ce.y = win->g.y;
805 ce.width = win->g.w;
806 ce.height = win->g.h;
807 ce.border_width = 1; /* XXX store this! */
808 ce.above = None;
809 ce.override_redirect = False;
810 XSendEvent(display, win->id, False, StructureNotifyMask, (XEvent *)&ce);
811 }
812
813 int
814 count_win(struct workspace *ws, int count_transient)
815 {
816 struct ws_win *win;
817 int count = 0;
818
819 TAILQ_FOREACH(win, &ws->winlist, entry) {
820 if (count_transient == 0 && win->floating)
821 continue;
822 if (count_transient == 0 && win->transient)
823 continue;
824 count++;
825 }
826 DNPRINTF(SWM_D_MISC, "count_win: %d\n", count);
827
828 return (count);
829 }
830
831 void
832 quit(struct swm_region *r, union arg *args)
833 {
834 DNPRINTF(SWM_D_MISC, "quit\n");
835 running = 0;
836 }
837
838 void
839 unmap_all(void)
840 {
841 struct ws_win *win;
842 int i, j;
843
844 for (i = 0; i < ScreenCount(display); i++)
845 for (j = 0; j < SWM_WS_MAX; j++)
846 TAILQ_FOREACH(win, &screens[i].ws[j].winlist, entry)
847 XUnmapWindow(display, win->id);
848 }
849
850 void
851 restart(struct swm_region *r, union arg *args)
852 {
853 DNPRINTF(SWM_D_MISC, "restart: %s\n", start_argv[0]);
854
855 /* disable alarm because the following code may not be interrupted */
856 alarm(0);
857 if (signal(SIGALRM, SIG_IGN) == SIG_ERR)
858 errx(1, "can't disable alarm");
859
860 bar_extra_stop();
861 bar_extra = 1;
862 unmap_all();
863 XCloseDisplay(display);
864 execvp(start_argv[0], start_argv);
865 fprintf(stderr, "execvp failed\n");
866 perror(" failed");
867 quit(NULL, NULL);
868 }
869
870 struct swm_region *
871 root_to_region(Window root)
872 {
873 struct swm_region *r = NULL;
874 Window rr, cr;
875 int i, x, y, wx, wy;
876 unsigned int mask;
877
878 for (i = 0; i < ScreenCount(display); i++)
879 if (screens[i].root == root)
880 break;
881
882 if (XQueryPointer(display, screens[i].root,
883 &rr, &cr, &x, &y, &wx, &wy, &mask) != False) {
884 /* choose a region based on pointer location */
885 TAILQ_FOREACH(r, &screens[i].rl, entry)
886 if (x >= X(r) && x <= X(r) + WIDTH(r) &&
887 y >= Y(r) && y <= Y(r) + HEIGHT(r))
888 break;
889 }
890
891 if (r == NULL)
892 r = TAILQ_FIRST(&screens[i].rl);
893
894 return (r);
895 }
896
897 struct ws_win *
898 find_window(Window id)
899 {
900 struct ws_win *win;
901 int i, j;
902
903 for (i = 0; i < ScreenCount(display); i++)
904 for (j = 0; j < SWM_WS_MAX; j++)
905 TAILQ_FOREACH(win, &screens[i].ws[j].winlist, entry)
906 if (id == win->id)
907 return (win);
908 return (NULL);
909 }
910
911 void
912 spawn(struct swm_region *r, union arg *args)
913 {
914 char *ret;
915 int si;
916
917 DNPRINTF(SWM_D_MISC, "spawn: %s\n", args->argv[0]);
918 /*
919 * The double-fork construct avoids zombie processes and keeps the code
920 * clean from stupid signal handlers.
921 */
922 if (fork() == 0) {
923 if (fork() == 0) {
924 if (display)
925 close(ConnectionNumber(display));
926 setenv("LD_PRELOAD", SWM_LIB, 1);
927 if (asprintf(&ret, "%d", r->ws->idx)) {
928 setenv("_SWM_WS", ret, 1);
929 free(ret);
930 }
931 if (asprintf(&ret, "%d", getpid())) {
932 setenv("_SWM_PID", ret, 1);
933 free(ret);
934 }
935 setsid();
936 /* kill stdin, mplayer, ssh-add etc. need that */
937 si = open("/dev/null", O_RDONLY, 0);
938 if (si == -1)
939 err(1, "open /dev/null");
940 if (dup2(si, 0) == -1)
941 err(1, "dup2 /dev/null");
942 execvp(args->argv[0], args->argv);
943 fprintf(stderr, "execvp failed\n");
944 perror(" failed");
945 }
946 exit(0);
947 }
948 wait(0);
949 }
950
951 void
952 spawnmenu(struct swm_region *r, union arg *args)
953 {
954 DNPRINTF(SWM_D_MISC, "spawnmenu\n");
955
956 spawn_menu[SWM_MENU_FN] = bar_fonts[bar_fidx];
957 spawn_menu[SWM_MENU_NB] = r->s->c[SWM_S_COLOR_BAR].name;
958 spawn_menu[SWM_MENU_NF] = r->s->c[SWM_S_COLOR_BAR_FONT].name;
959 spawn_menu[SWM_MENU_SB] = r->s->c[SWM_S_COLOR_BAR_BORDER].name;
960 spawn_menu[SWM_MENU_SF] = r->s->c[SWM_S_COLOR_BAR].name;
961
962 spawn(r, args);
963 }
964
965 void
966 unfocus_all(void)
967 {
968 struct ws_win *win;
969 int i, j;
970
971 DNPRINTF(SWM_D_FOCUS, "unfocus_all:\n");
972
973 for (i = 0; i < ScreenCount(display); i++)
974 for (j = 0; j < SWM_WS_MAX; j++)
975 TAILQ_FOREACH(win, &screens[i].ws[j].winlist, entry) {
976 if (win->ws->r == NULL)
977 continue;
978 grabbuttons(win, 0);
979 XSetWindowBorder(display, win->id,
980 win->ws->r->s->c[SWM_S_COLOR_UNFOCUS].color);
981 win->got_focus = 0;
982 win->ws->focus = NULL;
983 cur_focus = NULL;
984 }
985 }
986
987 void
988 focus_win(struct ws_win *win)
989 {
990 DNPRINTF(SWM_D_FOCUS, "focus_win: id: %lu\n", win ? win->id : 0);
991
992 if (win == NULL)
993 return;
994
995 unfocus_all();
996 win->ws->focus = win;
997 if (win->ws->r != NULL) {
998 cur_focus = win;
999 if (!win->got_focus) {
1000 XSetWindowBorder(display, win->id,
1001 win->ws->r->s->c[SWM_S_COLOR_FOCUS].color);
1002 grabbuttons(win, 1);
1003 }
1004 win->got_focus = 1;
1005 XSetInputFocus(display, win->id,
1006 RevertToPointerRoot, CurrentTime);
1007 }
1008 }
1009
1010 void
1011 switchws(struct swm_region *r, union arg *args)
1012 {
1013 int wsid = args->id;
1014 struct swm_region *this_r, *other_r;
1015 struct ws_win *win;
1016 struct workspace *new_ws, *old_ws;
1017
1018 this_r = r;
1019 old_ws = this_r->ws;
1020 new_ws = &this_r->s->ws[wsid];
1021
1022 DNPRINTF(SWM_D_WS, "switchws screen[%d]:%dx%d+%d+%d: "
1023 "%d -> %d\n", r->s->idx, WIDTH(r), HEIGHT(r), X(r), Y(r),
1024 old_ws->idx, wsid);
1025
1026 if (new_ws == old_ws)
1027 return;
1028
1029 other_r = new_ws->r;
1030 if (!other_r) {
1031 /* if the other workspace is hidden, switch windows */
1032 /* map new window first to prevent ugly blinking */
1033 old_ws->r = NULL;
1034 old_ws->restack = 1;
1035
1036 TAILQ_FOREACH(win, &new_ws->winlist, entry)
1037 XMapRaised(display, win->id);
1038
1039 TAILQ_FOREACH(win, &old_ws->winlist, entry)
1040 XUnmapWindow(display, win->id);
1041 } else {
1042 other_r->ws = old_ws;
1043 old_ws->r = other_r;
1044 }
1045 this_r->ws = new_ws;
1046 new_ws->r = this_r;
1047
1048 ignore_enter = 1;
1049 /* set focus */
1050 if (new_ws->focus)
1051 focus_win(new_ws->focus);
1052 stack();
1053 bar_update();
1054 }
1055
1056 void
1057 cyclews(struct swm_region *r, union arg *args)
1058 {
1059 union arg a;
1060 struct swm_screen *s = r->s;
1061
1062 DNPRINTF(SWM_D_WS, "cyclews id %d "
1063 "in screen[%d]:%dx%d+%d+%d ws %d\n", args->id,
1064 r->s->idx, WIDTH(r), HEIGHT(r), X(r), Y(r), r->ws->idx);
1065
1066 a.id = r->ws->idx;
1067 do {
1068 switch (args->id) {
1069 case SWM_ARG_ID_CYCLEWS_UP:
1070 if (a.id < SWM_WS_MAX - 1)
1071 a.id++;
1072 else
1073 a.id = 0;
1074 break;
1075 case SWM_ARG_ID_CYCLEWS_DOWN:
1076 if (a.id > 0)
1077 a.id--;
1078 else
1079 a.id = SWM_WS_MAX - 1;
1080 break;
1081 default:
1082 return;
1083 };
1084
1085 if (cycle_empty == 0 && TAILQ_EMPTY(&s->ws[a.id].winlist))
1086 continue;
1087 if (cycle_visible == 0 && s->ws[a.id].r != NULL)
1088 continue;
1089
1090 switchws(r, &a);
1091 } while (a.id != r->ws->idx);
1092 }
1093
1094 void
1095 cyclescr(struct swm_region *r, union arg *args)
1096 {
1097 struct swm_region *rr;
1098 int i;
1099
1100 i = r->s->idx;
1101 switch (args->id) {
1102 case SWM_ARG_ID_CYCLESC_UP:
1103 rr = TAILQ_NEXT(r, entry);
1104 if (rr == NULL)
1105 rr = TAILQ_FIRST(&screens[i].rl);
1106 break;
1107 case SWM_ARG_ID_CYCLESC_DOWN:
1108 rr = TAILQ_PREV(r, swm_region_list, entry);
1109 if (rr == NULL)
1110 rr = TAILQ_LAST(&screens[i].rl, swm_region_list);
1111 break;
1112 default:
1113 return;
1114 };
1115 unfocus_all();
1116 XSetInputFocus(display, PointerRoot, RevertToPointerRoot, CurrentTime);
1117 XWarpPointer(display, None, rr->s[i].root, 0, 0, 0, 0, rr->g.x,
1118 rr->g.y + bar_enabled ? bar_height : 0);
1119 }
1120
1121 void
1122 swapwin(struct swm_region *r, union arg *args)
1123 {
1124 struct ws_win *target;
1125 struct ws_win_list *wl;
1126
1127
1128 DNPRINTF(SWM_D_WS, "swapwin id %d "
1129 "in screen %d region %dx%d+%d+%d ws %d\n", args->id,
1130 r->s->idx, WIDTH(r), HEIGHT(r), X(r), Y(r), r->ws->idx);
1131 if (cur_focus == NULL)
1132 return;
1133
1134 wl = &cur_focus->ws->winlist;
1135
1136 switch (args->id) {
1137 case SWM_ARG_ID_SWAPPREV:
1138 target = TAILQ_PREV(cur_focus, ws_win_list, entry);
1139 TAILQ_REMOVE(wl, cur_focus, entry);
1140 if (target == NULL)
1141 TAILQ_INSERT_TAIL(wl, cur_focus, entry);
1142 else
1143 TAILQ_INSERT_BEFORE(target, cur_focus, entry);
1144 break;
1145 case SWM_ARG_ID_SWAPNEXT:
1146 target = TAILQ_NEXT(cur_focus, entry);
1147 TAILQ_REMOVE(wl, cur_focus, entry);
1148 if (target == NULL)
1149 TAILQ_INSERT_HEAD(wl, cur_focus, entry);
1150 else
1151 TAILQ_INSERT_AFTER(wl, target, cur_focus, entry);
1152 break;
1153 case SWM_ARG_ID_SWAPMAIN:
1154 target = TAILQ_FIRST(wl);
1155 if (target == cur_focus)
1156 return;
1157 TAILQ_REMOVE(wl, target, entry);
1158 TAILQ_INSERT_BEFORE(cur_focus, target, entry);
1159 TAILQ_REMOVE(wl, cur_focus, entry);
1160 TAILQ_INSERT_HEAD(wl, cur_focus, entry);
1161 break;
1162 default:
1163 DNPRINTF(SWM_D_MOVE, "invalid id: %d\n", args->id);
1164 return;
1165 }
1166
1167 ignore_enter = 2;
1168 stack();
1169 }
1170
1171 void
1172 focus(struct swm_region *r, union arg *args)
1173 {
1174 struct ws_win *winfocus, *winlostfocus;
1175 struct ws_win_list *wl;
1176
1177 DNPRINTF(SWM_D_FOCUS, "focus: id %d\n", args->id);
1178 if (cur_focus == NULL)
1179 return;
1180
1181 wl = &cur_focus->ws->winlist;
1182
1183 winlostfocus = cur_focus;
1184
1185 switch (args->id) {
1186 case SWM_ARG_ID_FOCUSPREV:
1187 winfocus = TAILQ_PREV(cur_focus, ws_win_list, entry);
1188 if (winfocus == NULL)
1189 winfocus = TAILQ_LAST(wl, ws_win_list);
1190 break;
1191
1192 case SWM_ARG_ID_FOCUSNEXT:
1193 winfocus = TAILQ_NEXT(cur_focus, entry);
1194 if (winfocus == NULL)
1195 winfocus = TAILQ_FIRST(wl);
1196 break;
1197
1198 case SWM_ARG_ID_FOCUSMAIN:
1199 winfocus = TAILQ_FIRST(wl);
1200 break;
1201
1202 default:
1203 return;
1204 }
1205
1206 if (winfocus == winlostfocus || winfocus == NULL)
1207 return;
1208
1209 XMapRaised(display, winfocus->id);
1210 focus_win(winfocus);
1211 XSync(display, False);
1212 }
1213
1214 void
1215 cycle_layout(struct swm_region *r, union arg *args)
1216 {
1217 struct workspace *ws = r->ws;
1218
1219 DNPRINTF(SWM_D_EVENT, "cycle_layout: workspace: %d\n", ws->idx);
1220
1221 ws->cur_layout++;
1222 if (ws->cur_layout->l_stack == NULL)
1223 ws->cur_layout = &layouts[0];
1224 ignore_enter = 1;
1225 stack();
1226 }
1227
1228 void
1229 stack_config(struct swm_region *r, union arg *args)
1230 {
1231 struct workspace *ws = r->ws;
1232
1233 DNPRINTF(SWM_D_STACK, "stack_config for workspace %d (id %d\n",
1234 args->id, ws->idx);
1235
1236 if (ws->cur_layout->l_config != NULL)
1237 ws->cur_layout->l_config(ws, args->id);
1238
1239 if (args->id != SWM_ARG_ID_STACKINIT);
1240 stack();
1241 }
1242
1243 void
1244 stack(void) {
1245 struct swm_geometry g;
1246 struct swm_region *r;
1247 int i, j;
1248
1249 DNPRINTF(SWM_D_STACK, "stack\n");
1250
1251 for (i = 0; i < ScreenCount(display); i++) {
1252 j = 0;
1253 TAILQ_FOREACH(r, &screens[i].rl, entry) {
1254 DNPRINTF(SWM_D_STACK, "stacking workspace %d "
1255 "(screen %d, region %d)\n", r->ws->idx, i, j++);
1256
1257 /* start with screen geometry, adjust for bar */
1258 g = r->g;
1259 g.w -= 2;
1260 g.h -= 2;
1261 if (bar_enabled) {
1262 g.y += bar_height;
1263 g.h -= bar_height;
1264 }
1265
1266 r->ws->restack = 0;
1267 r->ws->cur_layout->l_stack(r->ws, &g);
1268 }
1269 }
1270 XSync(display, False);
1271 }
1272
1273 void
1274 stack_floater(struct ws_win *win, struct swm_region *r)
1275 {
1276 unsigned int mask;
1277 XWindowChanges wc;
1278
1279 bzero(&wc, sizeof wc);
1280 mask = CWX | CWY | CWBorderWidth | CWWidth | CWHeight;
1281 wc.border_width = 1;
1282 if (win->transient && (win->quirks & SWM_Q_TRANSSZ)) {
1283 win->g.w = (double)WIDTH(r) * dialog_ratio;
1284 win->g.h = (double)HEIGHT(r) * dialog_ratio;
1285 }
1286 wc.width = win->g.w;
1287 wc.height = win->g.h;
1288 if (win->manual) {
1289 wc.x = win->g.x;
1290 wc.y = win->g.y;
1291 } else {
1292 wc.x = (WIDTH(r) - win->g.w) / 2;
1293 wc.y = (HEIGHT(r) - win->g.h) / 2;
1294 }
1295
1296 DNPRINTF(SWM_D_STACK, "stack_floater: win %lu x %d y %d w %d h %d\n",
1297 win->id, wc.x, wc.y, wc.width, wc.height);
1298
1299 XConfigureWindow(display, win->id, mask, &wc);
1300 }
1301
1302 #define SWAPXY(g) do { \
1303 int tmp; \
1304 tmp = (g)->y; (g)->y = (g)->x; (g)->x = tmp; \
1305 tmp = (g)->h; (g)->h = (g)->w; (g)->w = tmp; \
1306 } while (0)
1307 void
1308 stack_master(struct workspace *ws, struct swm_geometry *g, int rot, int flip)
1309 {
1310 XWindowChanges wc;
1311 struct swm_geometry win_g, r_g = *g;
1312 struct ws_win *win, *winfocus;
1313 int i, j, s, w_inc, h_inc, w_base, h_base, stacks;
1314 int hrh, extra, h_slice, last_h = 0;
1315 int split, colno, winno, mwin, msize, mscale;
1316 int remain, missing, v_slice;;
1317 unsigned int mask;
1318
1319 DNPRINTF(SWM_D_STACK, "stack_master: workspace: %d\n rot=%s flip=%s",
1320 ws->idx, rot ? "yes" : "no", flip ? "yes" : "no");
1321
1322 if ((winno = count_win(ws, 0)) == 0)
1323 return;
1324
1325 if (ws->focus == NULL)
1326 ws->focus = TAILQ_FIRST(&ws->winlist);
1327 winfocus = cur_focus ? cur_focus : ws->focus;
1328
1329 win = TAILQ_FIRST(&ws->winlist);
1330 if (rot) {
1331 w_inc = win->sh.width_inc;
1332 w_base = win->sh.base_width;
1333 mwin = ws->l_state.horizontal_mwin;
1334 mscale = ws->l_state.horizontal_msize;
1335 stacks = ws->l_state.horizontal_stacks;
1336 SWAPXY(&r_g);
1337 } else {
1338 w_inc = win->sh.height_inc;
1339 w_base = win->sh.base_height;
1340 mwin = ws->l_state.vertical_mwin;
1341 mscale = ws->l_state.vertical_msize;
1342 stacks = ws->l_state.vertical_stacks;
1343 }
1344 win_g = r_g;
1345
1346 if (stacks > winno - mwin)
1347 stacks = winno - mwin;
1348
1349 h_slice = r_g.h / SWM_H_SLICE;
1350 if (mwin && winno > mwin) {
1351 v_slice = r_g.w / SWM_V_SLICE;
1352
1353 split = mwin;
1354 colno = split;
1355 win_g.w = v_slice * mscale;
1356
1357 if (w_inc > 1 && w_inc < v_slice) {
1358 /* adjust for window's requested size increment */
1359 remain = (win_g.w - w_base) % w_inc;
1360 missing = w_inc - remain;
1361
1362 if (missing <= extra || j == 0) {
1363 extra -= missing;
1364 win_g.w += missing;
1365 } else {
1366 win_g.w -= remain;
1367 extra += remain;
1368 }
1369 }
1370
1371 msize = win_g.w;
1372 if (flip)
1373 win_g.x += r_g.w - msize;
1374 } else {
1375 if (stacks > 1) {
1376 colno = split = (winno - mwin) / stacks;
1377 } else {
1378 split = 0;
1379 colno = winno;
1380 }
1381 }
1382 hrh = r_g.h / colno;
1383 extra = r_g.h - (colno * hrh);
1384 win_g.h = hrh - 2;
1385
1386 /* stack all the tiled windows */
1387 i = j = 0, s = stacks;
1388 TAILQ_FOREACH(win, &ws->winlist, entry) {
1389 if (win->transient != 0 || win->floating != 0)
1390 continue;
1391
1392 if (split && i == split) {
1393 colno = (winno - split) / s;
1394 if (stacks == 1)
1395 colno += (winno - split) % s;
1396 split = split + colno;
1397 hrh = (r_g.h / colno);
1398 extra = r_g.h - (colno * hrh);
1399 if (flip)
1400 win_g.x = r_g.x;
1401 else
1402 win_g.x += win_g.w + 2;
1403 win_g.w = (r_g.w - (msize + 2) - (stacks * 2)) / stacks;
1404 s--;
1405 j = 0;
1406 }
1407 win_g.h = hrh - 2;
1408 if (rot) {
1409 h_inc = win->sh.width_inc;
1410 h_base = win->sh.base_width;
1411 } else {
1412 h_inc = win->sh.height_inc;
1413 h_base = win->sh.base_height;
1414 }
1415 if (j == colno - 1) {
1416 win_g.h = hrh + extra;
1417 } else if (h_inc > 1 && h_inc < h_slice) {
1418 /* adjust for window's requested size increment */
1419 remain = (win_g.h - h_base) % h_inc;
1420 missing = h_inc - remain;
1421
1422 if (missing <= extra || j == 0) {
1423 extra -= missing;
1424 win_g.h += missing;
1425 } else {
1426 win_g.h -= remain;
1427 extra += remain;
1428 }
1429 }
1430
1431 if (j == 0)
1432 win_g.y = r_g.y;
1433 else
1434 win_g.y += last_h + 2;
1435
1436 bzero(&wc, sizeof wc);
1437 wc.border_width = 1;
1438 if (rot) {
1439 win->g.x = wc.x = win_g.y;
1440 win->g.y = wc.y = win_g.x;
1441 win->g.w = wc.width = win_g.h;
1442 win->g.h = wc.height = win_g.w;
1443 } else {
1444 win->g.x = wc.x = win_g.x;
1445 win->g.y = wc.y = win_g.y;
1446 win->g.w = wc.width = win_g.w;
1447 win->g.h = wc.height = win_g.h;
1448 }
1449 mask = CWX | CWY | CWWidth | CWHeight | CWBorderWidth;
1450 XConfigureWindow(display, win->id, mask, &wc);
1451 XMapRaised(display, win->id);
1452
1453 last_h = win_g.h;
1454 i++;
1455 j++;
1456 }
1457
1458 /* now, stack all the floaters and transients */
1459 TAILQ_FOREACH(win, &ws->winlist, entry) {
1460 if (win->transient == 0 && win->floating == 0)
1461 continue;
1462
1463 stack_floater(win, ws->r);
1464 XMapRaised(display, win->id);
1465 }
1466
1467 if (winfocus)
1468 focus_win(winfocus); /* has to be done outside of the loop */
1469 }
1470
1471 void
1472 vertical_config(struct workspace *ws, int id)
1473 {
1474 DNPRINTF(SWM_D_STACK, "vertical_resize: workspace: %d\n", ws->idx);
1475
1476 switch (id) {
1477 case SWM_ARG_ID_STACKRESET:
1478 case SWM_ARG_ID_STACKINIT:
1479 ws->l_state.vertical_msize = SWM_V_SLICE / 2;
1480 ws->l_state.vertical_mwin = 1;
1481 ws->l_state.vertical_stacks = 1;
1482 break;
1483 case SWM_ARG_ID_MASTERSHRINK:
1484 if (ws->l_state.vertical_msize > 1)
1485 ws->l_state.vertical_msize--;
1486 break;
1487 case SWM_ARG_ID_MASTERGROW:
1488 if (ws->l_state.vertical_msize < SWM_V_SLICE - 1)
1489 ws->l_state.vertical_msize++;
1490 break;
1491 case SWM_ARG_ID_MASTERADD:
1492 ws->l_state.vertical_mwin++;
1493 break;
1494 case SWM_ARG_ID_MASTERDEL:
1495 if (ws->l_state.vertical_mwin > 0)
1496 ws->l_state.vertical_mwin--;
1497 case SWM_ARG_ID_COLINC:
1498 ws->l_state.vertical_stacks++;
1499 break;
1500 case SWM_ARG_ID_COLDEC:
1501 if (ws->l_state.vertical_stacks > 1)
1502 ws->l_state.vertical_stacks--;
1503 break;
1504 default:
1505 return;
1506 }
1507 }
1508
1509 void
1510 vertical_stack(struct workspace *ws, struct swm_geometry *g)
1511 {
1512 DNPRINTF(SWM_D_STACK, "vertical_stack: workspace: %d\n", ws->idx);
1513
1514 stack_master(ws, g, 0, 0);
1515 }
1516
1517 void
1518 horizontal_config(struct workspace *ws, int id)
1519 {
1520 DNPRINTF(SWM_D_STACK, "horizontal_config: workspace: %d\n", ws->idx);
1521
1522 switch (id) {
1523 case SWM_ARG_ID_STACKRESET:
1524 case SWM_ARG_ID_STACKINIT:
1525 ws->l_state.horizontal_mwin = 1;
1526 ws->l_state.horizontal_msize = SWM_H_SLICE / 2;
1527 ws->l_state.horizontal_stacks = 1;
1528 break;
1529 case SWM_ARG_ID_MASTERSHRINK:
1530 if (ws->l_state.horizontal_msize > 1)
1531 ws->l_state.horizontal_msize--;
1532 break;
1533 case SWM_ARG_ID_MASTERGROW:
1534 if (ws->l_state.horizontal_msize < SWM_H_SLICE - 1)
1535 ws->l_state.horizontal_msize++;
1536 break;
1537 case SWM_ARG_ID_MASTERADD:
1538 ws->l_state.horizontal_mwin++;
1539 break;
1540 case SWM_ARG_ID_MASTERDEL:
1541 if (ws->l_state.horizontal_mwin > 0)
1542 ws->l_state.horizontal_mwin--;
1543 break;
1544 case SWM_ARG_ID_COLINC:
1545 ws->l_state.horizontal_stacks++;
1546 break;
1547 case SWM_ARG_ID_COLDEC:
1548 if (ws->l_state.horizontal_stacks > 1)
1549 ws->l_state.horizontal_stacks--;
1550 default:
1551 return;
1552 }
1553 }
1554
1555 void
1556 horizontal_stack(struct workspace *ws, struct swm_geometry *g)
1557 {
1558 DNPRINTF(SWM_D_STACK, "vertical_stack: workspace: %d\n", ws->idx);
1559
1560 stack_master(ws, g, 1, 0);
1561 }
1562
1563 /* fullscreen view */
1564 void
1565 max_stack(struct workspace *ws, struct swm_geometry *g) {
1566 XWindowChanges wc;
1567 struct swm_geometry gg = *g;
1568 struct ws_win *win, *winfocus;
1569 unsigned int mask;
1570
1571 DNPRINTF(SWM_D_STACK, "max_stack: workspace: %d\n", ws->idx);
1572
1573 if (count_win(ws, 0) == 0)
1574 return;
1575
1576 if (ws->focus == NULL)
1577 ws->focus = TAILQ_FIRST(&ws->winlist);
1578 winfocus = cur_focus ? cur_focus : ws->focus;
1579
1580 TAILQ_FOREACH(win, &ws->winlist, entry) {
1581 if (win->transient != 0 || win->floating != 0) {
1582 if (win == ws->focus) {
1583 /* XXX maximize? */
1584 stack_floater(win, ws->r);
1585 XMapRaised(display, win->id);
1586 } else
1587 XUnmapWindow(display, win->id);
1588 } else {
1589 bzero(&wc, sizeof wc);
1590 wc.border_width = 1;
1591 win->g.x = wc.x = gg.x;
1592 win->g.y = wc.y = gg.y;
1593 win->g.w = wc.width = gg.w;
1594 win->g.h = wc.height = gg.h;
1595 mask = CWX | CWY | CWWidth | CWHeight | CWBorderWidth;
1596 XConfigureWindow(display, win->id, mask, &wc);
1597
1598 if (win == ws->focus) {
1599 XMapRaised(display, win->id);
1600 } else
1601 XUnmapWindow(display, win->id);
1602 }
1603 }
1604
1605 if (winfocus)
1606 focus_win(winfocus); /* has to be done outside of the loop */
1607 }
1608
1609 void
1610 send_to_ws(struct swm_region *r, union arg *args)
1611 {
1612 int wsid = args->id;
1613 struct ws_win *win = cur_focus;
1614 struct workspace *ws, *nws;
1615 Atom ws_idx_atom = 0;
1616 unsigned char ws_idx_str[SWM_PROPLEN];
1617
1618 if (win == NULL)
1619 return;
1620
1621 DNPRINTF(SWM_D_MOVE, "send_to_ws: win: %lu\n", win->id);
1622
1623 ws = win->ws;
1624 nws = &win->s->ws[wsid];
1625
1626 XUnmapWindow(display, win->id);
1627
1628 /* find a window to focus */
1629 ws->focus = TAILQ_PREV(win, ws_win_list, entry);
1630 if (ws->focus == NULL)
1631 ws->focus = TAILQ_FIRST(&ws->winlist);
1632 if (ws->focus == win)
1633 ws->focus = NULL;
1634
1635 TAILQ_REMOVE(&ws->winlist, win, entry);
1636
1637 TAILQ_INSERT_TAIL(&nws->winlist, win, entry);
1638 win->ws = nws;
1639
1640 /* Try to update the window's workspace property */
1641 ws_idx_atom = XInternAtom(display, "_SWM_WS", False);
1642 if (ws_idx_atom &&
1643 snprintf(ws_idx_str, SWM_PROPLEN, "%d", nws->idx) < SWM_PROPLEN) {
1644 DNPRINTF(SWM_D_PROP, "setting property _SWM_WS to %s\n",
1645 ws_idx_str);
1646 XChangeProperty(display, win->id, ws_idx_atom, XA_STRING, 8,
1647 PropModeReplace, ws_idx_str, SWM_PROPLEN);
1648 }
1649
1650 if (count_win(nws, 1) == 1)
1651 nws->focus = win;
1652 ws->restack = 1;
1653 nws->restack = 1;
1654
1655 stack();
1656 }
1657
1658 void
1659 wkill(struct swm_region *r, union arg *args)
1660 {
1661 DNPRINTF(SWM_D_MISC, "wkill\n");
1662 if(r->ws->focus != NULL)
1663 XKillClient(display, r->ws->focus->id);
1664 }
1665
1666 void
1667 screenshot(struct swm_region *r, union arg *args)
1668 {
1669 union arg a;
1670
1671 DNPRINTF(SWM_D_MISC, "screenshot\n");
1672
1673 if (ss_enabled == 0)
1674 return;
1675
1676 switch (args->id) {
1677 case SWM_ARG_ID_SS_ALL:
1678 spawn_screenshot[1] = "full";
1679 break;
1680 case SWM_ARG_ID_SS_WINDOW:
1681 spawn_screenshot[1] = "window";
1682 break;
1683 default:
1684 return;
1685 }
1686 a.argv = spawn_screenshot;
1687 spawn(r, &a);
1688 }
1689
1690 void
1691 floating_toggle(struct swm_region *r, union arg *args)
1692 {
1693 struct ws_win *win = cur_focus;
1694
1695 if (win == NULL)
1696 return;
1697
1698 win->floating = !win->floating;
1699 win->manual = 0;
1700 stack();
1701 focus_win(win);
1702 }
1703
1704 /* key definitions */
1705 struct key {
1706 unsigned int mod;
1707 KeySym keysym;
1708 void (*func)(struct swm_region *r, union arg *);
1709 union arg args;
1710 } keys[] = {
1711 /* modifier key function argument */
1712 { MODKEY, XK_space, cycle_layout, {0} },
1713 { MODKEY | ShiftMask, XK_space, stack_config, {.id = SWM_ARG_ID_STACKRESET} },
1714 { MODKEY, XK_h, stack_config, {.id = SWM_ARG_ID_MASTERSHRINK} },
1715 { MODKEY, XK_l, stack_config, {.id = SWM_ARG_ID_MASTERGROW} },
1716 { MODKEY, XK_comma, stack_config, {.id = SWM_ARG_ID_MASTERADD} },
1717 { MODKEY, XK_period, stack_config, {.id = SWM_ARG_ID_MASTERDEL} },
1718 { MODKEY | ShiftMask, XK_comma, stack_config, {.id = SWM_ARG_ID_COLINC} },
1719 { MODKEY | ShiftMask, XK_period, stack_config, {.id = SWM_ARG_ID_COLDEC} },
1720 { MODKEY, XK_Return, swapwin, {.id = SWM_ARG_ID_SWAPMAIN} },
1721 { MODKEY, XK_j, focus, {.id = SWM_ARG_ID_FOCUSNEXT} },
1722 { MODKEY, XK_k, focus, {.id = SWM_ARG_ID_FOCUSPREV} },
1723 { MODKEY | ShiftMask, XK_j, swapwin, {.id = SWM_ARG_ID_SWAPNEXT} },
1724 { MODKEY | ShiftMask, XK_k, swapwin, {.id = SWM_ARG_ID_SWAPPREV} },
1725 { MODKEY | ShiftMask, XK_Return, spawn, {.argv = spawn_term} },
1726 { MODKEY, XK_p, spawnmenu, {.argv = spawn_menu} },
1727 { MODKEY | ShiftMask, XK_q, quit, {0} },
1728 { MODKEY, XK_q, restart, {0} },
1729 { MODKEY, XK_m, focus, {.id = SWM_ARG_ID_FOCUSMAIN} },
1730 { MODKEY, XK_1, switchws, {.id = 0} },
1731 { MODKEY, XK_2, switchws, {.id = 1} },
1732 { MODKEY, XK_3, switchws, {.id = 2} },
1733 { MODKEY, XK_4, switchws, {.id = 3} },
1734 { MODKEY, XK_5, switchws, {.id = 4} },
1735 { MODKEY, XK_6, switchws, {.id = 5} },
1736 { MODKEY, XK_7, switchws, {.id = 6} },
1737 { MODKEY, XK_8, switchws, {.id = 7} },
1738 { MODKEY, XK_9, switchws, {.id = 8} },
1739 { MODKEY, XK_0, switchws, {.id = 9} },
1740 { MODKEY, XK_Right, cyclews, {.id = SWM_ARG_ID_CYCLEWS_UP} },
1741 { MODKEY, XK_Left, cyclews, {.id = SWM_ARG_ID_CYCLEWS_DOWN} },
1742 { MODKEY | ShiftMask, XK_Right, cyclescr, {.id = SWM_ARG_ID_CYCLESC_UP} },
1743 { MODKEY | ShiftMask, XK_Left, cyclescr, {.id = SWM_ARG_ID_CYCLESC_DOWN} },
1744 { MODKEY | ShiftMask, XK_1, send_to_ws, {.id = 0} },
1745 { MODKEY | ShiftMask, XK_2, send_to_ws, {.id = 1} },
1746 { MODKEY | ShiftMask, XK_3, send_to_ws, {.id = 2} },
1747 { MODKEY | ShiftMask, XK_4, send_to_ws, {.id = 3} },
1748 { MODKEY | ShiftMask, XK_5, send_to_ws, {.id = 4} },
1749 { MODKEY | ShiftMask, XK_6, send_to_ws, {.id = 5} },
1750 { MODKEY | ShiftMask, XK_7, send_to_ws, {.id = 6} },
1751 { MODKEY | ShiftMask, XK_8, send_to_ws, {.id = 7} },
1752 { MODKEY | ShiftMask, XK_9, send_to_ws, {.id = 8} },
1753 { MODKEY | ShiftMask, XK_0, send_to_ws, {.id = 9} },
1754 { MODKEY, XK_b, bar_toggle, {0} },
1755 { MODKEY, XK_Tab, focus, {.id = SWM_ARG_ID_FOCUSNEXT} },
1756 { MODKEY | ShiftMask, XK_Tab, focus, {.id = SWM_ARG_ID_FOCUSPREV} },
1757 { MODKEY | ShiftMask, XK_x, wkill, {0} },
1758 { MODKEY, XK_s, screenshot, {.id = SWM_ARG_ID_SS_ALL} },
1759 { MODKEY | ShiftMask, XK_s, screenshot, {.id = SWM_ARG_ID_SS_WINDOW} },
1760 { MODKEY, XK_t, floating_toggle,{0} },
1761 { MODKEY | ShiftMask, XK_v, version, {0} },
1762 { MODKEY | ShiftMask, XK_Delete, spawn, {.argv = spawn_lock} },
1763 };
1764
1765 void
1766 resize_window(struct ws_win *win, int center)
1767 {
1768 unsigned int mask;
1769 XWindowChanges wc;
1770 struct swm_region *r;
1771
1772 r = root_to_region(win->wa.root);
1773 bzero(&wc, sizeof wc);
1774 mask = CWBorderWidth | CWWidth | CWHeight;
1775 wc.border_width = 1;
1776 wc.width = win->g.w;
1777 wc.height = win->g.h;
1778 if (center == SWM_ARG_ID_CENTER) {
1779 wc.x = (WIDTH(r) - win->g.w) / 2;
1780 wc.y = (HEIGHT(r) - win->g.h) / 2;
1781 mask |= CWX | CWY;
1782 }
1783
1784 DNPRINTF(SWM_D_STACK, "resize_window: win %lu x %d y %d w %d h %d\n",
1785 win->id, wc.x, wc.y, wc.width, wc.height);
1786
1787 XConfigureWindow(display, win->id, mask, &wc);
1788 config_win(win);
1789 }
1790
1791 void
1792 resize(struct ws_win *win, union arg *args)
1793 {
1794 XEvent ev;
1795 Time time = 0;
1796
1797 DNPRINTF(SWM_D_MOUSE, "resize: win %lu floating %d trans %d\n",
1798 win->id, win->floating, win->transient);
1799
1800 if (!(win->transient != 0 || win->floating != 0))
1801 return;
1802
1803 if (XGrabPointer(display, win->id, False, MOUSEMASK, GrabModeAsync,
1804 GrabModeAsync, None, None /* cursor */, CurrentTime) != GrabSuccess)
1805 return;
1806 XWarpPointer(display, None, win->id, 0, 0, 0, 0, win->g.w, win->g.h);
1807 do {
1808 XMaskEvent(display, MOUSEMASK | ExposureMask |
1809 SubstructureRedirectMask, &ev);
1810 switch(ev.type) {
1811 case ConfigureRequest:
1812 case Expose:
1813 case MapRequest:
1814 handler[ev.type](&ev);
1815 break;
1816 case MotionNotify:
1817 if (ev.xmotion.x < 0)
1818 ev.xmotion.x = 0;
1819 if (ev.xmotion.y < 0)
1820 ev.xmotion.y = 0;
1821 win->g.w = ev.xmotion.x;
1822 win->g.h = ev.xmotion.y;
1823
1824 /* not free, don't sync more than 60 times / second */
1825 if ((ev.xmotion.time - time) > (1000 / 60) ) {
1826 time = ev.xmotion.time;
1827 XSync(display, False);
1828 resize_window(win, args->id);
1829 }
1830 break;
1831 }
1832 } while (ev.type != ButtonRelease);
1833 if (time) {
1834 XSync(display, False);
1835 resize_window(win, args->id);
1836 }
1837 XWarpPointer(display, None, win->id, 0, 0, 0, 0, win->g.w - 1,
1838 win->g.h - 1);
1839 XUngrabPointer(display, CurrentTime);
1840
1841 /* drain events */
1842 while (XCheckMaskEvent(display, EnterWindowMask, &ev));
1843 }
1844
1845 void
1846 move_window(struct ws_win *win)
1847 {
1848 unsigned int mask;
1849 XWindowChanges wc;
1850 struct swm_region *r;
1851
1852 r = root_to_region(win->wa.root);
1853 bzero(&wc, sizeof wc);
1854 mask = CWX | CWY;
1855 wc.x = win->g.x;
1856 wc.y = win->g.y;
1857
1858 DNPRINTF(SWM_D_STACK, "move_window: win %lu x %d y %d w %d h %d\n",
1859 win->id, wc.x, wc.y, wc.width, wc.height);
1860
1861 XConfigureWindow(display, win->id, mask, &wc);
1862 config_win(win);
1863 }
1864
1865 void
1866 move(struct ws_win *win, union arg *args)
1867 {
1868 XEvent ev;
1869 Time time = 0;
1870 int restack = 0;
1871
1872 DNPRINTF(SWM_D_MOUSE, "move: win %lu floating %d trans %d\n",
1873 win->id, win->floating, win->transient);
1874
1875 if (win->floating == 0) {
1876 win->floating = 1;
1877 win->manual = 1;
1878 restack = 1;
1879 }
1880
1881 if (XGrabPointer(display, win->id, False, MOUSEMASK, GrabModeAsync,
1882 GrabModeAsync, None, None /* cursor */, CurrentTime) != GrabSuccess)
1883 return;
1884 XWarpPointer(display, None, win->id, 0, 0, 0, 0, 0, 0);
1885 do {
1886 XMaskEvent(display, MOUSEMASK | ExposureMask |
1887 SubstructureRedirectMask, &ev);
1888 switch(ev.type) {
1889 case ConfigureRequest:
1890 case Expose:
1891 case MapRequest:
1892 handler[ev.type](&ev);
1893 break;
1894 case MotionNotify:
1895 win->g.x = ev.xmotion.x_root;
1896 win->g.y = ev.xmotion.y_root;
1897
1898 /* not free, don't sync more than 60 times / second */
1899 if ((ev.xmotion.time - time) > (1000 / 60) ) {
1900 time = ev.xmotion.time;
1901 XSync(display, False);
1902 move_window(win);
1903 }
1904 break;
1905 }
1906 } while (ev.type != ButtonRelease);
1907 if (time) {
1908 XSync(display, False);
1909 move_window(win);
1910 }
1911 XWarpPointer(display, None, win->id, 0, 0, 0, 0, 0, 0);
1912 XUngrabPointer(display, CurrentTime);
1913 if (restack)
1914 stack();
1915
1916 /* drain events */
1917 while (XCheckMaskEvent(display, EnterWindowMask, &ev));
1918 }
1919
1920 /* mouse */
1921 enum { client_click, root_click };
1922 struct button {
1923 unsigned int action;
1924 unsigned int mask;
1925 unsigned int button;
1926 void (*func)(struct ws_win *, union arg *);
1927 union arg args;
1928 } buttons[] = {
1929 /* action key mouse button func args */
1930 { client_click, MODKEY, Button3, resize, {.id = SWM_ARG_ID_DONTCENTER} },
1931 { client_click, MODKEY | ShiftMask, Button3, resize, {.id = SWM_ARG_ID_CENTER} },
1932 { client_click, MODKEY, Button1, move, {0} },
1933 };
1934
1935 void
1936 updatenumlockmask(void)
1937 {
1938 unsigned int i, j;
1939 XModifierKeymap *modmap;
1940
1941 DNPRINTF(SWM_D_MISC, "updatenumlockmask\n");
1942 numlockmask = 0;
1943 modmap = XGetModifierMapping(display);
1944 for (i = 0; i < 8; i++)
1945 for (j = 0; j < modmap->max_keypermod; j++)
1946 if (modmap->modifiermap[i * modmap->max_keypermod + j]
1947 == XKeysymToKeycode(display, XK_Num_Lock))
1948 numlockmask = (1 << i);
1949
1950 XFreeModifiermap(modmap);
1951 }
1952
1953 void
1954 grabkeys(void)
1955 {
1956 unsigned int i, j, k;
1957 KeyCode code;
1958 unsigned int modifiers[] =
1959 { 0, LockMask, numlockmask, numlockmask | LockMask };
1960
1961 DNPRINTF(SWM_D_MISC, "grabkeys\n");
1962 updatenumlockmask();
1963
1964 for (k = 0; k < ScreenCount(display); k++) {
1965 if (TAILQ_EMPTY(&screens[k].rl))
1966 continue;
1967 XUngrabKey(display, AnyKey, AnyModifier, screens[k].root);
1968 for (i = 0; i < LENGTH(keys); i++) {
1969 if ((code = XKeysymToKeycode(display, keys[i].keysym)))
1970 for (j = 0; j < LENGTH(modifiers); j++)
1971 XGrabKey(display, code,
1972 keys[i].mod | modifiers[j],
1973 screens[k].root, True,
1974 GrabModeAsync, GrabModeAsync);
1975 }
1976 }
1977 }
1978
1979 void
1980 grabbuttons(struct ws_win *win, int focused)
1981 {
1982 unsigned int i, j;
1983 unsigned int modifiers[] =
1984 { 0, LockMask, numlockmask, numlockmask|LockMask };
1985
1986 updatenumlockmask();
1987 XUngrabButton(display, AnyButton, AnyModifier, win->id);
1988 if(focused) {
1989 for (i = 0; i < LENGTH(buttons); i++)
1990 if (buttons[i].action == client_click)
1991 for (j = 0; j < LENGTH(modifiers); j++)
1992 XGrabButton(display, buttons[i].button,
1993 buttons[i].mask | modifiers[j],
1994 win->id, False, BUTTONMASK,
1995 GrabModeAsync, GrabModeSync, None,
1996 None);
1997 } else
1998 XGrabButton(display, AnyButton, AnyModifier, win->id, False,
1999 BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
2000 }
2001
2002 void
2003 expose(XEvent *e)
2004 {
2005 DNPRINTF(SWM_D_EVENT, "expose: window: %lu\n", e->xexpose.window);
2006 }
2007
2008 void
2009 keypress(XEvent *e)
2010 {
2011 unsigned int i;
2012 KeySym keysym;
2013 XKeyEvent *ev = &e->xkey;
2014
2015 DNPRINTF(SWM_D_EVENT, "keypress: window: %lu\n", ev->window);
2016
2017 keysym = XKeycodeToKeysym(display, (KeyCode)ev->keycode, 0);
2018 for (i = 0; i < LENGTH(keys); i++)
2019 if (keysym == keys[i].keysym
2020 && CLEANMASK(keys[i].mod) == CLEANMASK(ev->state)
2021 && keys[i].func)
2022 keys[i].func(root_to_region(ev->root),
2023 &(keys[i].args));
2024 }
2025
2026 void
2027 buttonpress(XEvent *e)
2028 {
2029 XButtonPressedEvent *ev = &e->xbutton;
2030
2031 struct ws_win *win;
2032 int i, action;
2033
2034 DNPRINTF(SWM_D_EVENT, "buttonpress: window: %lu\n", ev->window);
2035
2036 action = root_click;
2037 if ((win = find_window(ev->window)) == NULL)
2038 return;
2039 else {
2040 focus_win(win);
2041 action = client_click;
2042 }
2043
2044 for (i = 0; i < LENGTH(buttons); i++)
2045 if (action == buttons[i].action && buttons[i].func &&
2046 buttons[i].button == ev->button &&
2047 CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state))
2048 buttons[i].func(win, &buttons[i].args);
2049 }
2050
2051 void
2052 set_win_state(struct ws_win *win, long state)
2053 {
2054 long data[] = {state, None};
2055
2056 DNPRINTF(SWM_D_EVENT, "set_win_state: window: %lu\n", win->id);
2057
2058 XChangeProperty(display, win->id, astate, astate, 32, PropModeReplace,
2059 (unsigned char *)data, 2);
2060 }
2061
2062 struct ws_win *
2063 manage_window(Window id)
2064 {
2065 Window trans;
2066 struct workspace *ws;
2067 struct ws_win *win;
2068 int format, i, ws_idx;
2069 unsigned long nitems, bytes;
2070 Atom ws_idx_atom = 0, type;
2071 unsigned char ws_idx_str[SWM_PROPLEN], *prop = NULL;
2072 struct swm_region *r;
2073 long mask;
2074 const char *errstr;
2075
2076 if ((win = find_window(id)) != NULL)
2077 return (win); /* already being managed */
2078
2079 if ((win = calloc(1, sizeof(struct ws_win))) == NULL)
2080 errx(1, "calloc: failed to allocate memory for new window");
2081
2082 /* Get all the window data in one shot */
2083 ws_idx_atom = XInternAtom(display, "_SWM_WS", False);
2084 if (ws_idx_atom)
2085 XGetWindowProperty(display, id, ws_idx_atom, 0, SWM_PROPLEN,
2086 False, XA_STRING, &type, &format, &nitems, &bytes, &prop);
2087 XGetWindowAttributes(display, id, &win->wa);
2088 XGetTransientForHint(display, id, &trans);
2089 XGetWMNormalHints(display, id, &win->sh, &mask); /* XXX function? */
2090 if (trans) {
2091 win->transient = trans;
2092 DNPRINTF(SWM_D_MISC, "manage_window: win %u transient %u\n",
2093 (unsigned)win->id, win->transient);
2094 }
2095
2096 /*
2097 * Figure out where to put the window. If it was previously assigned to
2098 * a workspace (either by spawn() or manually moving), and isn't
2099 * transient, * put it in the same workspace
2100 */
2101 r = root_to_region(win->wa.root);
2102 if (prop && win->transient == 0) {
2103 DNPRINTF(SWM_D_PROP, "got property _SWM_WS=%s\n", prop);
2104 ws_idx = strtonum(prop, 0, 9, &errstr);
2105 if (errstr) {
2106 DNPRINTF(SWM_D_EVENT, "window idx is %s: %s",
2107 errstr, prop);
2108 }
2109 ws = &r->s->ws[ws_idx];
2110 } else
2111 ws = r->ws;
2112
2113 /* set up the window layout */
2114 win->id = id;
2115 win->ws = ws;
2116 win->s = r->s; /* this never changes */
2117 TAILQ_INSERT_TAIL(&ws->winlist, win, entry);
2118
2119 win->g.w = win->wa.width;
2120 win->g.h = win->wa.height;
2121 win->g.x = win->wa.x;
2122 win->g.y = win->wa.y;
2123
2124 /* Set window properties so we can remember this after reincarnation */
2125 if (ws_idx_atom && prop == NULL &&
2126 snprintf(ws_idx_str, SWM_PROPLEN, "%d", ws->idx) < SWM_PROPLEN) {
2127 DNPRINTF(SWM_D_PROP, "setting property _SWM_WS to %s\n",
2128 ws_idx_str);
2129 XChangeProperty(display, win->id, ws_idx_atom, XA_STRING, 8,
2130 PropModeReplace, ws_idx_str, SWM_PROPLEN);
2131 }
2132 XFree(prop);
2133
2134 if (XGetClassHint(display, win->id, &win->ch)) {
2135 DNPRINTF(SWM_D_CLASS, "class: %s name: %s\n",
2136 win->ch.res_class, win->ch.res_name);
2137 for (i = 0; quirks[i].class != NULL && quirks[i].name != NULL &&
2138 quirks[i].quirk != 0; i++){
2139 if (!strcmp(win->ch.res_class, quirks[i].class) &&
2140 !strcmp(win->ch.res_name, quirks[i].name)) {
2141 DNPRINTF(SWM_D_CLASS, "found: %s name: %s\n",
2142 win->ch.res_class, win->ch.res_name);
2143 if (quirks[i].quirk & SWM_Q_FLOAT)
2144 win->floating = 1;
2145 win->quirks = quirks[i].quirk;
2146 }
2147 }
2148 }
2149
2150 XSelectInput(display, id, EnterWindowMask | FocusChangeMask |
2151 PropertyChangeMask | StructureNotifyMask);
2152
2153 set_win_state(win, NormalState);
2154
2155 /* make new win focused */
2156 focus_win(win);
2157
2158 return (win);
2159 }
2160
2161 void
2162 unmanage_window(struct ws_win *win)
2163 {
2164 struct workspace *ws;
2165
2166 if (win == NULL)
2167 return;
2168
2169 DNPRINTF(SWM_D_MISC, "unmanage_window: %lu\n", win->id);
2170
2171 /* don't unmanage if we are switching workspaces */
2172 ws = win->ws;
2173 if (ws->restack)
2174 return;
2175
2176 /* find a window to focus */
2177 if (ws->focus == win)
2178 ws->focus = TAILQ_PREV(win, ws_win_list, entry);
2179 if (ws->focus == NULL)
2180 ws->focus = TAILQ_FIRST(&ws->winlist);
2181 if (ws->focus == NULL || ws->focus == win) {
2182 ws->focus = NULL;
2183 unfocus_all();
2184 } else
2185 focus_win(ws->focus);
2186
2187 TAILQ_REMOVE(&win->ws->winlist, win, entry);
2188 set_win_state(win, WithdrawnState);
2189 if (win->ch.res_class)
2190 XFree(win->ch.res_class);
2191 if (win->ch.res_name)
2192 XFree(win->ch.res_name);
2193 free(win);
2194 }
2195
2196 void
2197 configurerequest(XEvent *e)
2198 {
2199 XConfigureRequestEvent *ev = &e->xconfigurerequest;
2200 struct ws_win *win;
2201 int new = 0;
2202 XWindowChanges wc;
2203
2204 if ((win = find_window(ev->window)) == NULL)
2205 new = 1;
2206
2207 if (new) {
2208 DNPRINTF(SWM_D_EVENT, "configurerequest: new window: %lu\n",
2209 ev->window);
2210 bzero(&wc, sizeof wc);
2211 wc.x = ev->x;
2212 wc.y = ev->y;
2213 wc.width = ev->width;
2214 wc.height = ev->height;
2215 wc.border_width = ev->border_width;
2216 wc.sibling = ev->above;
2217 wc.stack_mode = ev->detail;
2218 XConfigureWindow(display, ev->window, ev->value_mask, &wc);
2219 } else {
2220 DNPRINTF(SWM_D_EVENT, "configurerequest: change window: %lu\n",
2221 ev->window);
2222 if (win->floating) {
2223 if (ev->value_mask & CWX)
2224 win->g.x = ev->x;
2225 if (ev->value_mask & CWY)
2226 win->g.y = ev->y;
2227 if (ev->value_mask & CWWidth)
2228 win->g.w = ev->width;
2229 if (ev->value_mask & CWHeight)
2230 win->g.h = ev->height;
2231 if (win->ws->r != NULL) {
2232 /* this seems to be full screen */
2233 if (win->g.w >= WIDTH(win->ws->r)) {
2234 win->g.x = -1;
2235 win->g.w = WIDTH(win->ws->r);
2236 ev->value_mask |= CWX | CWWidth;
2237 }
2238 if (win->g.h >= HEIGHT(win->ws->r)) {
2239 /* kill border */
2240 win->g.y = -1;
2241 win->g.h = HEIGHT(win->ws->r);
2242 ev->value_mask |= CWY | CWHeight;
2243 }
2244 }
2245 if ((ev->value_mask & (CWX|CWY)) &&
2246 !(ev->value_mask & (CWWidth|CWHeight)))
2247 config_win(win);
2248 XMoveResizeWindow(display, win->id,
2249 win->g.x, win->g.y, win->g.w, win->g.h);
2250 } else
2251 config_win(win);
2252 }
2253 }
2254
2255 void
2256 configurenotify(XEvent *e)
2257 {
2258 DNPRINTF(SWM_D_EVENT, "configurenotify: window: %lu\n",
2259 e->xconfigure.window);
2260 }
2261
2262 void
2263 destroynotify(XEvent *e)
2264 {
2265 struct ws_win *win;
2266 XDestroyWindowEvent *ev = &e->xdestroywindow;
2267
2268 DNPRINTF(SWM_D_EVENT, "destroynotify: window %lu\n", ev->window);
2269
2270 if ((win = find_window(ev->window)) != NULL) {
2271 unmanage_window(win);
2272 stack();
2273 }
2274 }
2275
2276 void
2277 enternotify(XEvent *e)
2278 {
2279 XCrossingEvent *ev = &e->xcrossing;
2280 struct ws_win *win;
2281
2282 DNPRINTF(SWM_D_EVENT, "enternotify: window: %lu\n", ev->window);
2283
2284 if (ignore_enter) {
2285 /* eat event(r) to prevent autofocus */
2286 ignore_enter--;
2287 return;
2288 }
2289
2290 if ((win = find_window(ev->window)) != NULL)
2291 focus_win(win);
2292 }
2293
2294 void
2295 focusin(XEvent *e)
2296 {
2297 DNPRINTF(SWM_D_EVENT, "focusin: window: %lu\n", e->xfocus.window);
2298 }
2299
2300 void
2301 mappingnotify(XEvent *e)
2302 {
2303 XMappingEvent *ev = &e->xmapping;
2304
2305 DNPRINTF(SWM_D_EVENT, "mappingnotify: window: %lu\n", ev->window);
2306
2307 XRefreshKeyboardMapping(ev);
2308 if (ev->request == MappingKeyboard)
2309 grabkeys();
2310 }
2311
2312 void
2313 maprequest(XEvent *e)
2314 {
2315 XMapRequestEvent *ev = &e->xmaprequest;
2316 XWindowAttributes wa;
2317
2318 DNPRINTF(SWM_D_EVENT, "maprequest: window: %lu\n",
2319 e->xmaprequest.window);
2320
2321 if (!XGetWindowAttributes(display, ev->window, &wa))
2322 return;
2323 if (wa.override_redirect)
2324 return;
2325 manage_window(e->xmaprequest.window);
2326 stack();
2327 }
2328
2329 void
2330 propertynotify(XEvent *e)
2331 {
2332 struct ws_win *win;
2333 XPropertyEvent *ev = &e->xproperty;
2334
2335 DNPRINTF(SWM_D_EVENT, "propertynotify: window: %lu\n",
2336 ev->window);
2337
2338 if (ev->state == PropertyDelete)
2339 return; /* ignore */
2340 win = find_window(ev->window);
2341 if (win == NULL)
2342 return;
2343
2344 switch (ev->atom) {
2345 case XA_WM_NORMAL_HINTS:
2346 #if 0
2347 long mask;
2348 XGetWMNormalHints(display, win->id, &win->sh, &mask);
2349 fprintf(stderr, "normal hints: flag 0x%x\n", win->sh.flags);
2350 if (win->sh.flags & PMinSize) {
2351 win->g.w = win->sh.min_width;
2352 win->g.h = win->sh.min_height;
2353 fprintf(stderr, "min %d %d\n", win->g.w, win->g.h);
2354 }
2355 XMoveResizeWindow(display, win->id,
2356 win->g.x, win->g.y, win->g.w, win->g.h);
2357 #endif
2358 break;
2359 default:
2360 break;
2361 }
2362 }
2363
2364 void
2365 unmapnotify(XEvent *e)
2366 {
2367 XDestroyWindowEvent *ev = &e->xdestroywindow;
2368 struct ws_win *win;
2369
2370 DNPRINTF(SWM_D_EVENT, "unmapnotify: window: %lu\n", e->xunmap.window);
2371
2372 if ((win = find_window(ev->window)) != NULL)
2373 if (win->transient)
2374 unmanage_window(win);
2375 }
2376
2377 void
2378 visibilitynotify(XEvent *e)
2379 {
2380 int i;
2381 struct swm_region *r;
2382
2383 DNPRINTF(SWM_D_EVENT, "visibilitynotify: window: %lu\n",
2384 e->xvisibility.window);
2385 if (e->xvisibility.state == VisibilityUnobscured)
2386 for (i = 0; i < ScreenCount(display); i++)
2387 TAILQ_FOREACH(r, &screens[i].rl, entry)
2388 if (e->xvisibility.window == r->bar_window)
2389 bar_update();
2390 }
2391
2392 int
2393 xerror_start(Display *d, XErrorEvent *ee)
2394 {
2395 other_wm = 1;
2396 return (-1);
2397 }
2398
2399 int
2400 xerror(Display *d, XErrorEvent *ee)
2401 {
2402 /* fprintf(stderr, "error: %p %p\n", display, ee); */
2403 return (-1);
2404 }
2405
2406 int
2407 active_wm(void)
2408 {
2409 other_wm = 0;
2410 xerrorxlib = XSetErrorHandler(xerror_start);
2411
2412 /* this causes an error if some other window manager is running */
2413 XSelectInput(display, DefaultRootWindow(display),
2414 SubstructureRedirectMask);
2415 XSync(display, False);
2416 if (other_wm)
2417 return (1);
2418
2419 XSetErrorHandler(xerror);
2420 XSync(display, False);
2421 return (0);
2422 }
2423
2424 long
2425 getstate(Window w)
2426 {
2427 int format, status;
2428 long result = -1;
2429 unsigned char *p = NULL;
2430 unsigned long n, extra;
2431 Atom real;
2432
2433 astate = XInternAtom(display, "WM_STATE", False);
2434 status = XGetWindowProperty(display, w, astate, 0L, 2L, False, astate,
2435 &real, &format, &n, &extra, (unsigned char **)&p);
2436 if (status != Success)
2437 return (-1);
2438 if (n != 0)
2439 result = *p;
2440 XFree(p);
2441 return (result);
2442 }
2443
2444 void
2445 new_region(struct swm_screen *s, int x, int y, int w, int h)
2446 {
2447 struct swm_region *r, *n;
2448 struct workspace *ws = NULL;
2449 int i;
2450
2451 DNPRINTF(SWM_D_MISC, "new region: screen[%d]:%dx%d+%d+%d\n",
2452 s->idx, w, h, x, y);
2453
2454 /* remove any conflicting regions */
2455 n = TAILQ_FIRST(&s->rl);
2456 while (n) {
2457 r = n;
2458 n = TAILQ_NEXT(r, entry);
2459 if (X(r) < (x + w) &&
2460 (X(r) + WIDTH(r)) > x &&
2461 Y(r) < (y + h) &&
2462 (Y(r) + HEIGHT(r)) > y) {
2463 XDestroyWindow(display, r->bar_window);
2464 TAILQ_REMOVE(&s->rl, r, entry);
2465 TAILQ_INSERT_TAIL(&s->orl, r, entry);
2466 }
2467 }
2468
2469 /* search old regions for one to reuse */
2470
2471 /* size + location match */
2472 TAILQ_FOREACH(r, &s->orl, entry)
2473 if (X(r) == x && Y(r) == y &&
2474 HEIGHT(r) == h && WIDTH(r) == w)
2475 break;
2476
2477 /* size match */
2478 TAILQ_FOREACH(r, &s->orl, entry)
2479 if (HEIGHT(r) == h && WIDTH(r) == w)
2480 break;
2481
2482 if (r != NULL) {
2483 TAILQ_REMOVE(&s->orl, r, entry);
2484 /* try to use old region's workspace */
2485 if (r->ws->r == NULL)
2486 ws = r->ws;
2487 } else
2488 if ((r = calloc(1, sizeof(struct swm_region))) == NULL)
2489 errx(1, "calloc: failed to allocate memory for screen");
2490
2491 /* if we don't have a workspace already, find one */
2492 if (ws == NULL) {
2493 for (i = 0; i < SWM_WS_MAX; i++)
2494 if (s->ws[i].r == NULL) {
2495 ws = &s->ws[i];
2496 break;
2497 }
2498 }
2499
2500 if (ws == NULL)
2501 errx(1, "no free workspaces\n");
2502
2503 X(r) = x;
2504 Y(r) = y;
2505 WIDTH(r) = w;
2506 HEIGHT(r) = h;
2507 r->s = s;
2508 r->ws = ws;
2509 ws->r = r;
2510 TAILQ_INSERT_TAIL(&s->rl, r, entry);
2511 bar_setup(r);
2512 }
2513
2514 void
2515 scan_xrandr(int i)
2516 {
2517 #ifdef SWM_XRR_HAS_CRTC
2518 XRRCrtcInfo *ci;
2519 XRRScreenResources *sr;
2520 int c;
2521 int ncrtc = 0;
2522 #endif /* SWM_XRR_HAS_CRTC */
2523 struct swm_region *r;
2524
2525
2526 if (i >= ScreenCount(display))
2527 errx(1, "invalid screen");
2528
2529 /* remove any old regions */
2530 while ((r = TAILQ_FIRST(&screens[i].rl)) != NULL) {
2531 r->ws->r = NULL;
2532 XDestroyWindow(display, r->bar_window);
2533 TAILQ_REMOVE(&screens[i].rl, r, entry);
2534 TAILQ_INSERT_TAIL(&screens[i].orl, r, entry);
2535 }
2536
2537 /* map virtual screens onto physical screens */
2538 #ifdef SWM_XRR_HAS_CRTC
2539 if (xrandr_support) {
2540 sr = XRRGetScreenResources(display, screens[i].root);
2541 if (sr == NULL)
2542 new_region(&screens[i], 0, 0,
2543 DisplayWidth(display, i),
2544 DisplayHeight(display, i));
2545 else
2546 ncrtc = sr->ncrtc;
2547
2548 for (c = 0, ci = NULL; c < ncrtc; c++) {
2549 ci = XRRGetCrtcInfo(display, sr, sr->crtcs[c]);
2550 if (ci->noutput == 0)
2551 continue;
2552
2553 if (ci != NULL && ci->mode == None)
2554 new_region(&screens[i], 0, 0,
2555 DisplayWidth(display, i),
2556 DisplayHeight(display, i));
2557 else
2558 new_region(&screens[i],
2559 ci->x, ci->y, ci->width, ci->height);
2560 }
2561 if (ci)
2562 XRRFreeCrtcInfo(ci);
2563 XRRFreeScreenResources(sr);
2564 } else
2565 #endif /* SWM_XRR_HAS_CRTC */
2566 {
2567 new_region(&screens[i], 0, 0, DisplayWidth(display, i),
2568 DisplayHeight(display, i));
2569 }
2570 }
2571
2572 void
2573 screenchange(XEvent *e) {
2574 XRRScreenChangeNotifyEvent *xe = (XRRScreenChangeNotifyEvent *)e;
2575 struct swm_region *r;
2576 struct ws_win *win;
2577 int i;
2578
2579 DNPRINTF(SWM_D_EVENT, "screenchange: %lu\n", xe->root);
2580
2581 if (!XRRUpdateConfiguration(e))
2582 return;
2583
2584 /* silly event doesn't include the screen index */
2585 for (i = 0; i < ScreenCount(display); i++)
2586 if (screens[i].root == xe->root)
2587 break;
2588 if (i >= ScreenCount(display))
2589 errx(1, "screenchange: screen not found\n");
2590
2591 /* brute force for now, just re-enumerate the regions */
2592 scan_xrandr(i);
2593
2594 /* hide any windows that went away */
2595 TAILQ_FOREACH(r, &screens[i].rl, entry)
2596 TAILQ_FOREACH(win, &r->ws->winlist, entry)
2597 XUnmapWindow(display, win->id);
2598 stack();
2599 }
2600
2601 void
2602 setup_screens(void)
2603 {
2604 Window d1, d2, *wins = NULL;
2605 XWindowAttributes wa;
2606 unsigned int no;
2607 int i, j, k;
2608 int errorbase, major, minor;
2609 struct workspace *ws;
2610 int ws_idx_atom;
2611
2612
2613 if ((screens = calloc(ScreenCount(display),
2614 sizeof(struct swm_screen))) == NULL)
2615 errx(1, "calloc: screens");
2616
2617 ws_idx_atom = XInternAtom(display, "_SWM_WS", False);
2618
2619 /* initial Xrandr setup */
2620 xrandr_support = XRRQueryExtension(display,
2621 &xrandr_eventbase, &errorbase);
2622 if (xrandr_support)
2623 if (XRRQueryVersion(display, &major, &minor) && major < 1)
2624 xrandr_support = 0;
2625
2626 /* map physical screens */
2627 for (i = 0; i < ScreenCount(display); i++) {
2628 DNPRINTF(SWM_D_WS, "setup_screens: init screen %d\n", i);
2629 screens[i].idx = i;
2630 TAILQ_INIT(&screens[i].rl);
2631 TAILQ_INIT(&screens[i].orl);
2632 screens[i].root = RootWindow(display, i);
2633
2634 /* set default colors */
2635 setscreencolor("red", i + 1, SWM_S_COLOR_FOCUS);
2636 setscreencolor("rgb:88/88/88", i + 1, SWM_S_COLOR_UNFOCUS);
2637 setscreencolor("rgb:00/80/80", i + 1, SWM_S_COLOR_BAR_BORDER);
2638 setscreencolor("black", i + 1, SWM_S_COLOR_BAR);
2639 setscreencolor("rgb:a0/a0/a0", i + 1, SWM_S_COLOR_BAR_FONT);
2640
2641 /* init all workspaces */
2642 /* XXX these should be dynamically allocated too */
2643 for (j = 0; j < SWM_WS_MAX; j++) {
2644 ws = &screens[i].ws[j];
2645 ws->idx = j;
2646 ws->restack = 1;
2647 ws->focus = NULL;
2648 ws->r = NULL;
2649 TAILQ_INIT(&ws->winlist);
2650
2651 for (k = 0; layouts[k].l_stack != NULL; k++)
2652 if (layouts[k].l_config != NULL)
2653 layouts[k].l_config(ws,
2654 SWM_ARG_ID_STACKINIT);
2655 ws->cur_layout = &layouts[0];
2656 }
2657 /* grab existing windows (before we build the bars)*/
2658 if (!XQueryTree(display, screens[i].root, &d1, &d2, &wins, &no))
2659 continue;
2660
2661 scan_xrandr(i);
2662
2663 if (xrandr_support)
2664 XRRSelectInput(display, screens[i].root,
2665 RRScreenChangeNotifyMask);
2666
2667 /* attach windows to a region */
2668 /* normal windows */
2669 for (j = 0; j < no; j++) {
2670 XGetWindowAttributes(display, wins[j], &wa);
2671 if (!XGetWindowAttributes(display, wins[j], &wa) ||
2672 wa.override_redirect ||
2673 XGetTransientForHint(display, wins[j], &d1))
2674 continue;
2675
2676 if (wa.map_state == IsViewable ||
2677 getstate(wins[j]) == NormalState)
2678 manage_window(wins[j]);
2679 }
2680 /* transient windows */
2681 for (j = 0; j < no; j++) {
2682 if (!XGetWindowAttributes(display, wins[j], &wa))
2683 continue;
2684
2685 if (XGetTransientForHint(display, wins[j], &d1) &&
2686 (wa.map_state == IsViewable || getstate(wins[j]) ==
2687 NormalState))
2688 manage_window(wins[j]);
2689 }
2690 if (wins) {
2691 XFree(wins);
2692 wins = NULL;
2693 }
2694 }
2695 }
2696
2697 int
2698 main(int argc, char *argv[])
2699 {
2700 struct passwd *pwd;
2701 char conf[PATH_MAX], *cfile = NULL;
2702 struct stat sb;
2703 XEvent e;
2704 int xfd;
2705 fd_set rd;
2706
2707 start_argv = argv;
2708 fprintf(stderr, "Welcome to scrotwm V%s cvs tag: %s\n",
2709 SWM_VERSION, cvstag);
2710 if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
2711 warnx("no locale support");
2712
2713 if (!(display = XOpenDisplay(0)))
2714 errx(1, "can not open display");
2715
2716 if (active_wm())
2717 errx(1, "other wm running");
2718
2719 astate = XInternAtom(display, "WM_STATE", False);
2720
2721 /* look for local and global conf file */
2722 pwd = getpwuid(getuid());
2723 if (pwd == NULL)
2724 errx(1, "invalid user %d", getuid());
2725
2726 setup_screens();
2727
2728 snprintf(conf, sizeof conf, "%s/.%s", pwd->pw_dir, SWM_CONF_FILE);
2729 if (stat(conf, &sb) != -1) {
2730 if (S_ISREG(sb.st_mode))
2731 cfile = conf;
2732 } else {
2733 /* try global conf file */
2734 snprintf(conf, sizeof conf, "/etc/%s", SWM_CONF_FILE);
2735 if (!stat(conf, &sb))
2736 if (S_ISREG(sb.st_mode))
2737 cfile = conf;
2738 }
2739 if (cfile)
2740 conf_load(cfile);
2741 bar_refresh();
2742
2743 /* ws[0].focus = TAILQ_FIRST(&ws[0].winlist); */
2744
2745 grabkeys();
2746 stack();
2747
2748 xfd = ConnectionNumber(display);
2749 while (running) {
2750 FD_ZERO(&rd);
2751 FD_SET(xfd, &rd);
2752 if (select(xfd + 1, &rd, NULL, NULL, NULL) == -1)
2753 if (errno != EINTR)
2754 errx(1, "select failed");
2755 if (bar_alarm) {
2756 bar_alarm = 0;
2757 bar_update();
2758 }
2759 while (XPending(display)) {
2760 XNextEvent(display, &e);
2761 if (e.type < LASTEvent) {
2762 if (handler[e.type])
2763 handler[e.type](&e);
2764 else
2765 DNPRINTF(SWM_D_EVENT,
2766 "unkown event: %d\n", e.type);
2767 } else {
2768 switch (e.type - xrandr_eventbase) {
2769 case RRScreenChangeNotify:
2770 screenchange(&e);
2771 break;
2772 default:
2773 DNPRINTF(SWM_D_EVENT,
2774 "unkown event: %d\n", e.type);
2775 break;
2776 }
2777 }
2778 }
2779 }
2780
2781 XCloseDisplay(display);
2782
2783 return (0);
2784 }
spectrwm is a small dynamic tiling and reparenting window manager for X11