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[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 * Copyright (c) 2009 Darrin Chandler <dwchandler@stilyagin.com>
6 *
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 */
19 /*
20 * Much code and ideas taken from dwm under the following license:
21 * MIT/X Consortium License
22 *
23 * 2006-2008 Anselm R Garbe <garbeam at gmail dot com>
24 * 2006-2007 Sander van Dijk <a dot h dot vandijk at gmail dot com>
25 * 2006-2007 Jukka Salmi <jukka at salmi dot ch>
26 * 2007 Premysl Hruby <dfenze at gmail dot com>
27 * 2007 Szabolcs Nagy <nszabolcs at gmail dot com>
28 * 2007 Christof Musik <christof at sendfax dot de>
29 * 2007-2008 Enno Gottox Boland <gottox at s01 dot de>
30 * 2007-2008 Peter Hartlich <sgkkr at hartlich dot com>
31 * 2008 Martin Hurton <martin dot hurton at gmail dot com>
32 *
33 * Permission is hereby granted, free of charge, to any person obtaining a
34 * copy of this software and associated documentation files (the "Software"),
35 * to deal in the Software without restriction, including without limitation
36 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
37 * and/or sell copies of the Software, and to permit persons to whom the
38 * Software is furnished to do so, subject to the following conditions:
39 *
40 * The above copyright notice and this permission notice shall be included in
41 * all copies or substantial portions of the Software.
42 *
43 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
44 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
45 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
46 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
47 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
48 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
49 * DEALINGS IN THE SOFTWARE.
50 */
51
52 static const char *cvstag = "$scrotwm$";
53
54 #define SWM_VERSION "0.9.2"
55
56 #include <stdio.h>
57 #include <stdlib.h>
58 #include <err.h>
59 #include <errno.h>
60 #include <fcntl.h>
61 #include <locale.h>
62 #include <unistd.h>
63 #include <time.h>
64 #include <signal.h>
65 #include <string.h>
66 #include <util.h>
67 #include <pwd.h>
68 #include <ctype.h>
69
70 #include <sys/types.h>
71 #include <sys/time.h>
72 #include <sys/stat.h>
73 #include <sys/wait.h>
74 #include <sys/queue.h>
75 #include <sys/param.h>
76 #include <sys/select.h>
77
78 #include <X11/cursorfont.h>
79 #include <X11/keysym.h>
80 #include <X11/Xatom.h>
81 #include <X11/Xlib.h>
82 #include <X11/Xproto.h>
83 #include <X11/Xutil.h>
84 #include <X11/extensions/Xrandr.h>
85
86 #if RANDR_MAJOR < 1
87 # error XRandR versions less than 1.0 are not supported
88 #endif
89
90 #if RANDR_MAJOR >= 1
91 #if RANDR_MINOR >= 2
92 #define SWM_XRR_HAS_CRTC
93 #endif
94 #endif
95
96 /* #define SWM_DEBUG */
97 #ifdef SWM_DEBUG
98 #define DPRINTF(x...) do { if (swm_debug) fprintf(stderr, x); } while(0)
99 #define DNPRINTF(n,x...) do { if (swm_debug & n) fprintf(stderr, x); } while(0)
100 #define SWM_D_MISC 0x0001
101 #define SWM_D_EVENT 0x0002
102 #define SWM_D_WS 0x0004
103 #define SWM_D_FOCUS 0x0008
104 #define SWM_D_MOVE 0x0010
105 #define SWM_D_STACK 0x0020
106 #define SWM_D_MOUSE 0x0040
107 #define SWM_D_PROP 0x0080
108 #define SWM_D_CLASS 0x0100
109 #define SWM_D_KEY 0x0200
110
111 u_int32_t swm_debug = 0
112 | SWM_D_MISC
113 | SWM_D_EVENT
114 | SWM_D_WS
115 | SWM_D_FOCUS
116 | SWM_D_MOVE
117 | SWM_D_STACK
118 | SWM_D_MOUSE
119 | SWM_D_PROP
120 | SWM_D_CLASS
121 | SWM_D_KEY
122 ;
123 #else
124 #define DPRINTF(x...)
125 #define DNPRINTF(n,x...)
126 #endif
127
128 #define LENGTH(x) (sizeof x / sizeof x[0])
129 #define MODKEY Mod1Mask
130 #define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
131 #define BUTTONMASK (ButtonPressMask|ButtonReleaseMask)
132 #define MOUSEMASK (BUTTONMASK|PointerMotionMask)
133 #define SWM_PROPLEN (16)
134 #define SWM_FUNCNAME_LEN (32)
135 #define SWM_KEYS_LEN (255)
136 #define X(r) (r)->g.x
137 #define Y(r) (r)->g.y
138 #define WIDTH(r) (r)->g.w
139 #define HEIGHT(r) (r)->g.h
140 #define SWM_MAX_FONT_STEPS (3)
141
142 #ifndef SWM_LIB
143 #define SWM_LIB "/usr/X11R6/lib/swmhack.so"
144 #endif
145
146 char **start_argv;
147 Atom astate;
148 Atom aprot;
149 Atom adelete;
150 int (*xerrorxlib)(Display *, XErrorEvent *);
151 int other_wm;
152 int running = 1;
153 int ss_enabled = 0;
154 int xrandr_support;
155 int xrandr_eventbase;
156 int ignore_enter = 0;
157 unsigned int numlockmask = 0;
158 Display *display;
159
160 int cycle_empty = 0;
161 int cycle_visible = 0;
162 int term_width = 0;
163 int font_adjusted = 0;
164
165 /* dialog windows */
166 double dialog_ratio = .6;
167 /* status bar */
168 #define SWM_BAR_MAX (256)
169 char *bar_argv[] = { NULL, NULL };
170 int bar_pipe[2];
171 char bar_ext[SWM_BAR_MAX];
172 char bar_vertext[SWM_BAR_MAX];
173 int bar_version = 0;
174 sig_atomic_t bar_alarm = 0;
175 int bar_delay = 30;
176 int bar_enabled = 1;
177 int bar_extra = 1;
178 int bar_extra_running = 0;
179 int bar_verbose = 1;
180 int bar_height = 0;
181 int clock_enabled = 1;
182 pid_t bar_pid;
183 GC bar_gc;
184 XGCValues bar_gcv;
185 int bar_fidx = 0;
186 XFontStruct *bar_fs;
187 char *bar_fonts[] = {
188 "-*-terminus-medium-*-*-*-*-*-*-*-*-*-*-*",
189 "-*-times-medium-r-*-*-*-*-*-*-*-*-*-*",
190 NULL
191 };
192
193 /* terminal + args */
194 char *spawn_term[] = { "xterm", NULL };
195 char *spawn_screenshot[] = { "screenshot.sh", NULL, NULL };
196 char *spawn_lock[] = { "xlock", NULL };
197 char *spawn_initscr[] = { "initscreen.sh", NULL };
198 char *spawn_menu[] = { "dmenu_run", "-fn", NULL, "-nb", NULL,
199 "-nf", NULL, "-sb", NULL, "-sf", NULL, NULL };
200
201 #define SWM_MENU_FN (2)
202 #define SWM_MENU_NB (4)
203 #define SWM_MENU_NF (6)
204 #define SWM_MENU_SB (8)
205 #define SWM_MENU_SF (10)
206
207 /* layout manager data */
208 struct swm_geometry {
209 int x;
210 int y;
211 int w;
212 int h;
213 };
214
215 struct swm_screen;
216 struct workspace;
217
218 /* virtual "screens" */
219 struct swm_region {
220 TAILQ_ENTRY(swm_region) entry;
221 struct swm_geometry g;
222 struct workspace *ws; /* current workspace on this region */
223 struct swm_screen *s; /* screen idx */
224 Window bar_window;
225 };
226 TAILQ_HEAD(swm_region_list, swm_region);
227
228 struct ws_win {
229 TAILQ_ENTRY(ws_win) entry;
230 Window id;
231 struct swm_geometry g;
232 int got_focus;
233 int floating;
234 int transient;
235 int manual;
236 int font_size_boundary[SWM_MAX_FONT_STEPS];
237 int font_steps;
238 int last_inc;
239 int can_delete;
240 unsigned long quirks;
241 struct workspace *ws; /* always valid */
242 struct swm_screen *s; /* always valid, never changes */
243 XWindowAttributes wa;
244 XSizeHints sh;
245 XClassHint ch;
246 };
247 TAILQ_HEAD(ws_win_list, ws_win);
248
249 /* user/key callable function IDs */
250 enum keyfuncid {
251 kf_cycle_layout,
252 kf_stack_reset,
253 kf_master_shrink,
254 kf_master_grow,
255 kf_master_add,
256 kf_master_del,
257 kf_stack_inc,
258 kf_stack_dec,
259 kf_swap_main,
260 kf_focus_next,
261 kf_focus_prev,
262 kf_swap_next,
263 kf_swap_prev,
264 kf_spawn_term,
265 kf_spawn_menu,
266 kf_quit,
267 kf_restart,
268 kf_focus_main,
269 kf_ws_1,
270 kf_ws_2,
271 kf_ws_3,
272 kf_ws_4,
273 kf_ws_5,
274 kf_ws_6,
275 kf_ws_7,
276 kf_ws_8,
277 kf_ws_9,
278 kf_ws_10,
279 kf_ws_next,
280 kf_ws_prev,
281 kf_screen_next,
282 kf_screen_prev,
283 kf_mvws_1,
284 kf_mvws_2,
285 kf_mvws_3,
286 kf_mvws_4,
287 kf_mvws_5,
288 kf_mvws_6,
289 kf_mvws_7,
290 kf_mvws_8,
291 kf_mvws_9,
292 kf_mvws_10,
293 kf_bar_toggle,
294 kf_wind_kill,
295 kf_wind_del,
296 kf_screenshot_all,
297 kf_screenshot_wind,
298 kf_float_toggle,
299 kf_version,
300 kf_spawn_lock,
301 kf_spawn_initscr,
302 kf_invalid
303 };
304
305 /* layout handlers */
306 void stack(void);
307 void vertical_config(struct workspace *, int);
308 void vertical_stack(struct workspace *, struct swm_geometry *);
309 void horizontal_config(struct workspace *, int);
310 void horizontal_stack(struct workspace *, struct swm_geometry *);
311 void max_stack(struct workspace *, struct swm_geometry *);
312
313 void grabbuttons(struct ws_win *, int);
314 void new_region(struct swm_screen *, int, int, int, int);
315 void update_modkey(unsigned int);
316 /* user functions / key binding */
317 int bindmatch(const char *var, const char *name, unsigned int currmod, char *keystr,
318 enum keyfuncid *kfid, unsigned int *mod, KeySym *ks);
319 void setkeybinding(unsigned int mod, KeySym ks, enum keyfuncid kfid);
320
321 struct layout {
322 void (*l_stack)(struct workspace *, struct swm_geometry *);
323 void (*l_config)(struct workspace *, int);
324 } layouts[] = {
325 /* stack, configure */
326 { vertical_stack, vertical_config},
327 { horizontal_stack, horizontal_config},
328 { max_stack, NULL},
329 { NULL, NULL},
330 };
331
332 #define SWM_H_SLICE (32)
333 #define SWM_V_SLICE (32)
334
335 /* define work spaces */
336 struct workspace {
337 int idx; /* workspace index */
338 int restack; /* restack on switch */
339 struct layout *cur_layout; /* current layout handlers */
340 struct ws_win *focus; /* may be NULL */
341 struct ws_win *focus_prev; /* may be NULL */
342 struct swm_region *r; /* may be NULL */
343 struct ws_win_list winlist; /* list of windows in ws */
344
345 /* stacker state */
346 struct {
347 int horizontal_msize;
348 int horizontal_mwin;
349 int horizontal_stacks;
350 int vertical_msize;
351 int vertical_mwin;
352 int vertical_stacks;
353 } l_state;
354 };
355
356 enum { SWM_S_COLOR_BAR, SWM_S_COLOR_BAR_BORDER, SWM_S_COLOR_BAR_FONT,
357 SWM_S_COLOR_FOCUS, SWM_S_COLOR_UNFOCUS, SWM_S_COLOR_MAX };
358
359 /* physical screen mapping */
360 #define SWM_WS_MAX (10) /* XXX Too small? */
361 struct swm_screen {
362 int idx; /* screen index */
363 struct swm_region_list rl; /* list of regions on this screen */
364 struct swm_region_list orl; /* list of old regions */
365 Window root;
366 struct workspace ws[SWM_WS_MAX];
367
368 /* colors */
369 struct {
370 unsigned long color;
371 char *name;
372 } c[SWM_S_COLOR_MAX];
373 };
374 struct swm_screen *screens;
375 int num_screens;
376
377 struct ws_win *cur_focus = NULL;
378
379 /* args to functions */
380 union arg {
381 int id;
382 #define SWM_ARG_ID_FOCUSNEXT (0)
383 #define SWM_ARG_ID_FOCUSPREV (1)
384 #define SWM_ARG_ID_FOCUSMAIN (2)
385 #define SWM_ARG_ID_SWAPNEXT (3)
386 #define SWM_ARG_ID_SWAPPREV (4)
387 #define SWM_ARG_ID_SWAPMAIN (5)
388 #define SWM_ARG_ID_MASTERSHRINK (6)
389 #define SWM_ARG_ID_MASTERGROW (7)
390 #define SWM_ARG_ID_MASTERADD (8)
391 #define SWM_ARG_ID_MASTERDEL (9)
392 #define SWM_ARG_ID_STACKRESET (10)
393 #define SWM_ARG_ID_STACKINIT (11)
394 #define SWM_ARG_ID_CYCLEWS_UP (12)
395 #define SWM_ARG_ID_CYCLEWS_DOWN (13)
396 #define SWM_ARG_ID_CYCLESC_UP (14)
397 #define SWM_ARG_ID_CYCLESC_DOWN (15)
398 #define SWM_ARG_ID_STACKINC (16)
399 #define SWM_ARG_ID_STACKDEC (17)
400 #define SWM_ARG_ID_SS_ALL (0)
401 #define SWM_ARG_ID_SS_WINDOW (1)
402 #define SWM_ARG_ID_DONTCENTER (0)
403 #define SWM_ARG_ID_CENTER (1)
404 #define SWM_ARG_ID_KILLWINDOW (0)
405 #define SWM_ARG_ID_DELETEWINDOW (1)
406 char **argv;
407 };
408
409 /* quirks */
410 struct quirk {
411 char *class;
412 char *name;
413 unsigned long quirk;
414 #define SWM_Q_FLOAT (1<<0) /* float this window */
415 #define SWM_Q_TRANSSZ (1<<1) /* transiend window size too small */
416 #define SWM_Q_ANYWHERE (1<<2) /* don't position this window */
417 #define SWM_Q_XTERM_FONTADJ (1<<3) /* adjust xterm fonts when resizing */
418 #define SWM_Q_FULLSCREEN (1<<4) /* remove border */
419 } quirks[] = {
420 { "MPlayer", "xv", SWM_Q_FLOAT | SWM_Q_FULLSCREEN },
421 { "OpenOffice.org 2.4", "VCLSalFrame", SWM_Q_FLOAT },
422 { "OpenOffice.org 3.0", "VCLSalFrame", SWM_Q_FLOAT },
423 { "Firefox-bin", "firefox-bin", SWM_Q_TRANSSZ },
424 { "Firefox", "Dialog", SWM_Q_FLOAT },
425 { "Gimp", "gimp", SWM_Q_FLOAT | SWM_Q_ANYWHERE },
426 { "XTerm", "xterm", SWM_Q_XTERM_FONTADJ },
427 { "xine", "Xine Window", SWM_Q_FLOAT | SWM_Q_ANYWHERE },
428 { "Xitk", "Xitk Combo", SWM_Q_FLOAT | SWM_Q_ANYWHERE },
429 { "xine", "xine Panel", SWM_Q_FLOAT | SWM_Q_ANYWHERE },
430 { "Xitk", "Xine Window", SWM_Q_FLOAT | SWM_Q_ANYWHERE },
431 { "xine", "xine Video Fullscreen Window", SWM_Q_FULLSCREEN | SWM_Q_FLOAT },
432 { "pcb", "pcb", SWM_Q_FLOAT },
433 { NULL, NULL, 0},
434 };
435
436 /* events */
437 void expose(XEvent *);
438 void keypress(XEvent *);
439 void buttonpress(XEvent *);
440 void configurerequest(XEvent *);
441 void configurenotify(XEvent *);
442 void destroynotify(XEvent *);
443 void enternotify(XEvent *);
444 void focusin(XEvent *);
445 void focusout(XEvent *);
446 void mappingnotify(XEvent *);
447 void maprequest(XEvent *);
448 void propertynotify(XEvent *);
449 void unmapnotify(XEvent *);
450 void visibilitynotify(XEvent *);
451
452 void (*handler[LASTEvent])(XEvent *) = {
453 [Expose] = expose,
454 [KeyPress] = keypress,
455 [ButtonPress] = buttonpress,
456 [ConfigureRequest] = configurerequest,
457 [ConfigureNotify] = configurenotify,
458 [DestroyNotify] = destroynotify,
459 [EnterNotify] = enternotify,
460 [FocusIn] = focusin,
461 [FocusOut] = focusout,
462 [MappingNotify] = mappingnotify,
463 [MapRequest] = maprequest,
464 [PropertyNotify] = propertynotify,
465 [UnmapNotify] = unmapnotify,
466 [VisibilityNotify] = visibilitynotify,
467 };
468
469 unsigned long
470 name_to_color(char *colorname)
471 {
472 Colormap cmap;
473 Status status;
474 XColor screen_def, exact_def;
475 unsigned long result = 0;
476 char cname[32] = "#";
477
478 cmap = DefaultColormap(display, screens[0].idx);
479 status = XAllocNamedColor(display, cmap, colorname,
480 &screen_def, &exact_def);
481 if (!status) {
482 strlcat(cname, colorname + 2, sizeof cname - 1);
483 status = XAllocNamedColor(display, cmap, cname, &screen_def,
484 &exact_def);
485 }
486 if (status)
487 result = screen_def.pixel;
488 else
489 fprintf(stderr, "color '%s' not found.\n", colorname);
490
491 return (result);
492 }
493
494 void
495 setscreencolor(char *val, int i, int c)
496 {
497 if (i > 0 && i <= ScreenCount(display)) {
498 screens[i - 1].c[c].color = name_to_color(val);
499 if ((screens[i - 1].c[c].name = strdup(val)) == NULL)
500 errx(1, "strdup");
501 } else if (i == -1) {
502 for (i = 0; i < ScreenCount(display); i++)
503 screens[i].c[c].color = name_to_color(val);
504 if ((screens[i - 1].c[c].name = strdup(val)) == NULL)
505 errx(1, "strdup");
506 } else
507 errx(1, "invalid screen index: %d out of bounds (maximum %d)\n",
508 i, ScreenCount(display));
509 }
510
511 void
512 custom_region(char *val)
513 {
514 unsigned int sidx, x, y, w, h;
515
516 if (sscanf(val, "screen[%u]:%ux%u+%u+%u", &sidx, &w, &h, &x, &y) != 5)
517 errx(1, "invalid custom region, "
518 "should be 'screen[<n>]:<n>x<n>+<n>+<n>\n");
519 if (sidx < 1 || sidx > ScreenCount(display))
520 errx(1, "invalid screen index: %d out of bounds (maximum %d)\n",
521 sidx, ScreenCount(display));
522 sidx--;
523
524 if (w < 1 || h < 1)
525 errx(1, "region %ux%u+%u+%u too small\n", w, h, x, y);
526
527 if (x < 0 || x > DisplayWidth(display, sidx) ||
528 y < 0 || y > DisplayHeight(display, sidx) ||
529 w + x > DisplayWidth(display, sidx) ||
530 h + y > DisplayHeight(display, sidx))
531 errx(1, "region %ux%u+%u+%u not within screen boundaries "
532 "(%ux%u)\n", w, h, x, y,
533 DisplayWidth(display, sidx), DisplayHeight(display, sidx));
534
535 new_region(&screens[sidx], x, y, w, h);
536 }
537
538 int
539 varmatch(char *var, char *name, int *index)
540 {
541 char *p, buf[5];
542 int i;
543
544 i = strncmp(var, name, 255);
545 if (index == NULL)
546 return (i);
547
548 *index = -1;
549 if (i <= 0)
550 return (i);
551 p = var + strlen(name);
552 if (*p++ != '[')
553 return (i);
554 bzero(buf, sizeof buf);
555 i = 0;
556 while (isdigit(*p) && i < sizeof buf)
557 buf[i++] = *p++;
558 if (i == 0 || i >= sizeof buf || *p != ']')
559 return (1);
560 *index = strtonum(buf, 0, 99, NULL);
561 return (0);
562 }
563
564 /* conf file stuff */
565 #define SWM_CONF_WS "\n= \t"
566 #define SWM_CONF_FILE "scrotwm.conf"
567 int
568 conf_load(char *filename)
569 {
570 FILE *config;
571 char *line, *cp, *var, *val;
572 size_t len, lineno = 0;
573 int i, sc;
574 unsigned int modkey = MODKEY, modmask;
575 KeySym ks;
576 enum keyfuncid kfid;
577
578 DNPRINTF(SWM_D_MISC, "conf_load: filename %s\n", filename);
579
580 if (filename == NULL)
581 return (1);
582
583 if ((config = fopen(filename, "r")) == NULL)
584 return (1);
585
586 for (sc = ScreenCount(display);;) {
587 if ((line = fparseln(config, &len, &lineno, NULL, 0)) == NULL)
588 if (feof(config))
589 break;
590 cp = line;
591 cp += (long)strspn(cp, SWM_CONF_WS);
592 if (cp[0] == '\0') {
593 /* empty line */
594 free(line);
595 continue;
596 }
597 if ((var = strsep(&cp, SWM_CONF_WS)) == NULL || cp == NULL)
598 break;
599 cp += (long)strspn(cp, SWM_CONF_WS);
600 if ((val = strsep(&cp, SWM_CONF_WS)) == NULL)
601 break;
602
603 DNPRINTF(SWM_D_MISC, "conf_load: %s=%s\n",var ,val);
604 switch (var[0]) {
605 case 'b':
606 if (!strncmp(var, "bar_enabled", strlen("bar_enabled")))
607 bar_enabled = atoi(val);
608 else if (!varmatch(var, "bar_border", &i))
609 setscreencolor(val, i, SWM_S_COLOR_BAR_BORDER);
610 else if (!varmatch(var, "bar_color", &i))
611 setscreencolor(val, i, SWM_S_COLOR_BAR);
612 else if (!varmatch(var, "bar_font_color", &i))
613 setscreencolor(val, i, SWM_S_COLOR_BAR_FONT);
614 else if (!strncmp(var, "bar_font", strlen("bar_font")))
615 asprintf(&bar_fonts[0], "%s", val);
616 else if (!strncmp(var, "bar_action", strlen("bar_action")))
617 asprintf(&bar_argv[0], "%s", val);
618 else if (!strncmp(var, "bar_delay", strlen("bar_delay")))
619 bar_delay = atoi(val);
620 else if (!bindmatch(var, "bind", modkey, val,
621 &kfid, &modmask, &ks))
622 setkeybinding(modmask, ks, kfid);
623 else
624 goto bad;
625 break;
626
627 case 'c':
628 if (!strncmp(var, "clock_enabled", strlen("clock_enabled")))
629 clock_enabled = atoi(val);
630 else if (!varmatch(var, "color_focus", &i))
631 setscreencolor(val, i, SWM_S_COLOR_FOCUS);
632 else if (!varmatch(var, "color_unfocus", &i))
633 setscreencolor(val, i, SWM_S_COLOR_UNFOCUS);
634 else if (!strncmp(var, "cycle_empty", strlen("cycle_empty")))
635 cycle_visible = atoi(val);
636 else if (!strncmp(var, "cycle_visible", strlen("cycle_visible")))
637 cycle_visible = atoi(val);
638 else
639 goto bad;
640 break;
641
642 case 'd':
643 if (!strncmp(var, "dialog_ratio",
644 strlen("dialog_ratio"))) {
645 dialog_ratio = atof(val);
646 if (dialog_ratio > 1.0 || dialog_ratio <= .3)
647 dialog_ratio = .6;
648 } else
649 goto bad;
650 break;
651
652 case 'm':
653 if (!strncmp(var, "modkey", strlen("modkey"))) {
654 modkey = MODKEY;
655 if (!strncmp(val, "Mod2", strlen("Mod2")))
656 modkey = Mod2Mask;
657 else if (!strncmp(val, "Mod3", strlen("Mod3")))
658 modkey = Mod3Mask;
659 else if (!strncmp(val, "Mod4", strlen("Mod4")))
660 modkey = Mod4Mask;
661 else
662 modkey = Mod1Mask;
663 update_modkey(modkey);
664 } else
665 goto bad;
666 break;
667
668 case 'r':
669 if (!strncmp(var, "region", strlen("region")))
670 custom_region(val);
671 else
672 goto bad;
673 break;
674
675 case 's':
676 if (!strncmp(var, "spawn_term", strlen("spawn_term")))
677 asprintf(&spawn_term[0], "%s", val);
678 else if (!strncmp(var, "screenshot_enabled",
679 strlen("screenshot_enabled")))
680 ss_enabled = atoi(val);
681 else if (!strncmp(var, "screenshot_app",
682 strlen("screenshot_app")))
683 asprintf(&spawn_screenshot[0], "%s", val);
684 else
685 goto bad;
686 break;
687
688 case 't':
689 if (!strncmp(var, "term_width", strlen("term_width")))
690 term_width = atoi(val);
691 else
692 goto bad;
693 break;
694
695 default:
696 goto bad;
697 }
698 free(line);
699 }
700
701 fclose(config);
702 return (0);
703
704 bad:
705 errx(1, "invalid conf file entry: %s=%s", var, val);
706 }
707
708 void
709 socket_setnonblock(int fd)
710 {
711 int flags;
712
713 if ((flags = fcntl(fd, F_GETFL, 0)) == -1)
714 err(1, "fcntl F_GETFL");
715 flags |= O_NONBLOCK;
716 if ((flags = fcntl(fd, F_SETFL, flags)) == -1)
717 err(1, "fcntl F_SETFL");
718 }
719
720 void
721 bar_print(struct swm_region *r, char *s)
722 {
723 XClearWindow(display, r->bar_window);
724 XSetForeground(display, bar_gc, r->s->c[SWM_S_COLOR_BAR_FONT].color);
725 XDrawString(display, r->bar_window, bar_gc, 4, bar_fs->ascent, s,
726 strlen(s));
727 }
728
729 void
730 bar_extra_stop(void)
731 {
732 if (bar_pipe[0]) {
733 close(bar_pipe[0]);
734 bzero(bar_pipe, sizeof bar_pipe);
735 }
736 if (bar_pid) {
737 kill(bar_pid, SIGTERM);
738 bar_pid = 0;
739 }
740 strlcpy(bar_ext, "", sizeof bar_ext);
741 bar_extra = 0;
742 }
743
744 void
745 bar_update(void)
746 {
747 time_t tmt;
748 struct tm tm;
749 struct swm_region *r;
750 int i, x;
751 size_t len;
752 char s[SWM_BAR_MAX];
753 char loc[SWM_BAR_MAX];
754 char *b;
755
756 if (bar_enabled == 0)
757 return;
758 if (bar_extra && bar_extra_running) {
759 /* ignore short reads; it'll correct itself */
760 while ((b = fgetln(stdin, &len)) != NULL)
761 if (b && b[len - 1] == '\n') {
762 b[len - 1] = '\0';
763 strlcpy(bar_ext, b, sizeof bar_ext);
764 }
765 if (b == NULL && errno != EAGAIN) {
766 fprintf(stderr, "bar_extra failed: errno: %d %s\n",
767 errno, strerror(errno));
768 bar_extra_stop();
769 }
770 } else
771 strlcpy(bar_ext, "", sizeof bar_ext);
772
773 if (clock_enabled == 0)
774 strlcpy(s, "", sizeof s);
775 else {
776 time(&tmt);
777 localtime_r(&tmt, &tm);
778 strftime(s, sizeof s, "%a %b %d %R %Z %Y ", &tm);
779 }
780 for (i = 0; i < ScreenCount(display); i++) {
781 x = 1;
782 TAILQ_FOREACH(r, &screens[i].rl, entry) {
783 snprintf(loc, sizeof loc, "%d:%d %s%s %s",
784 x++, r->ws->idx + 1, s, bar_ext, bar_vertext);
785 bar_print(r, loc);
786 }
787 }
788 XSync(display, False);
789 alarm(bar_delay);
790 }
791
792 void
793 bar_signal(int sig)
794 {
795 bar_alarm = 1;
796 }
797
798 void
799 bar_toggle(struct swm_region *r, union arg *args)
800 {
801 struct swm_region *tmpr;
802 int i, j, sc = ScreenCount(display);
803
804 DNPRINTF(SWM_D_MISC, "bar_toggle\n");
805
806 if (bar_enabled)
807 for (i = 0; i < sc; i++)
808 TAILQ_FOREACH(tmpr, &screens[i].rl, entry)
809 XUnmapWindow(display, tmpr->bar_window);
810 else
811 for (i = 0; i < sc; i++)
812 TAILQ_FOREACH(tmpr, &screens[i].rl, entry)
813 XMapRaised(display, tmpr->bar_window);
814
815 bar_enabled = !bar_enabled;
816 for (i = 0; i < sc; i++)
817 for (j = 0; j < SWM_WS_MAX; j++)
818 screens[i].ws[j].restack = 1;
819
820 stack();
821 /* must be after stack */
822 bar_update();
823 }
824
825 void
826 bar_refresh(void)
827 {
828 XSetWindowAttributes wa;
829 struct swm_region *r;
830 int i;
831
832 /* do this here because the conf file is in memory */
833 if (bar_extra && bar_extra_running == 0 && bar_argv[0]) {
834 /* launch external status app */
835 bar_extra_running = 1;
836 if (pipe(bar_pipe) == -1)
837 err(1, "pipe error");
838 socket_setnonblock(bar_pipe[0]);
839 socket_setnonblock(bar_pipe[1]); /* XXX hmmm, really? */
840 if (dup2(bar_pipe[0], 0) == -1)
841 errx(1, "dup2");
842 if (dup2(bar_pipe[1], 1) == -1)
843 errx(1, "dup2");
844 if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
845 err(1, "could not disable SIGPIPE");
846 switch (bar_pid = fork()) {
847 case -1:
848 err(1, "cannot fork");
849 break;
850 case 0: /* child */
851 close(bar_pipe[0]);
852 execvp(bar_argv[0], bar_argv);
853 err(1, "%s external app failed", bar_argv[0]);
854 break;
855 default: /* parent */
856 close(bar_pipe[1]);
857 break;
858 }
859 }
860
861 bzero(&wa, sizeof wa);
862 for (i = 0; i < ScreenCount(display); i++)
863 TAILQ_FOREACH(r, &screens[i].rl, entry) {
864 wa.border_pixel =
865 screens[i].c[SWM_S_COLOR_BAR_BORDER].color;
866 wa.background_pixel =
867 screens[i].c[SWM_S_COLOR_BAR].color;
868 XChangeWindowAttributes(display, r->bar_window,
869 CWBackPixel | CWBorderPixel, &wa);
870 }
871 bar_update();
872 }
873
874 void
875 bar_setup(struct swm_region *r)
876 {
877 int i;
878
879 for (i = 0; bar_fonts[i] != NULL; i++) {
880 bar_fs = XLoadQueryFont(display, bar_fonts[i]);
881 if (bar_fs) {
882 bar_fidx = i;
883 break;
884 }
885 }
886 if (bar_fonts[i] == NULL)
887 errx(1, "couldn't load font");
888 bar_height = bar_fs->ascent + bar_fs->descent + 3;
889
890 r->bar_window = XCreateSimpleWindow(display,
891 r->s->root, X(r), Y(r), WIDTH(r) - 2, bar_height - 2,
892 1, r->s->c[SWM_S_COLOR_BAR_BORDER].color,
893 r->s->c[SWM_S_COLOR_BAR].color);
894 bar_gc = XCreateGC(display, r->bar_window, 0, &bar_gcv);
895 XSetFont(display, bar_gc, bar_fs->fid);
896 XSelectInput(display, r->bar_window, VisibilityChangeMask);
897 if (bar_enabled)
898 XMapRaised(display, r->bar_window);
899 DNPRINTF(SWM_D_MISC, "bar_setup: bar_window %lu\n", r->bar_window);
900
901 if (signal(SIGALRM, bar_signal) == SIG_ERR)
902 err(1, "could not install bar_signal");
903 bar_refresh();
904 }
905
906 void
907 version(struct swm_region *r, union arg *args)
908 {
909 bar_version = !bar_version;
910 if (bar_version)
911 strlcpy(bar_vertext, cvstag, sizeof bar_vertext);
912 else
913 strlcpy(bar_vertext, "", sizeof bar_vertext);
914 bar_update();
915 }
916
917 void
918 client_msg(struct ws_win *win, Atom a)
919 {
920 XClientMessageEvent cm;
921
922 bzero(&cm, sizeof cm);
923 cm.type = ClientMessage;
924 cm.window = win->id;
925 cm.message_type = aprot;
926 cm.format = 32;
927 cm.data.l[0] = a;
928 cm.data.l[1] = CurrentTime;
929 XSendEvent(display, win->id, False, 0L, (XEvent *)&cm);
930 }
931
932 void
933 config_win(struct ws_win *win)
934 {
935 XConfigureEvent ce;
936
937 DNPRINTF(SWM_D_MISC, "config_win: win %lu x %d y %d w %d h %d\n",
938 win->id, win->g.x, win->g.y, win->g.w, win->g.h);
939 ce.type = ConfigureNotify;
940 ce.display = display;
941 ce.event = win->id;
942 ce.window = win->id;
943 ce.x = win->g.x;
944 ce.y = win->g.y;
945 ce.width = win->g.w;
946 ce.height = win->g.h;
947 ce.border_width = 1; /* XXX store this! */
948 ce.above = None;
949 ce.override_redirect = False;
950 XSendEvent(display, win->id, False, StructureNotifyMask, (XEvent *)&ce);
951 }
952
953 int
954 count_win(struct workspace *ws, int count_transient)
955 {
956 struct ws_win *win;
957 int count = 0;
958
959 TAILQ_FOREACH(win, &ws->winlist, entry) {
960 if (count_transient == 0 && win->floating)
961 continue;
962 if (count_transient == 0 && win->transient)
963 continue;
964 count++;
965 }
966 DNPRINTF(SWM_D_MISC, "count_win: %d\n", count);
967
968 return (count);
969 }
970
971 void
972 quit(struct swm_region *r, union arg *args)
973 {
974 DNPRINTF(SWM_D_MISC, "quit\n");
975 running = 0;
976 }
977
978 void
979 unmap_all(void)
980 {
981 struct ws_win *win;
982 int i, j;
983
984 for (i = 0; i < ScreenCount(display); i++)
985 for (j = 0; j < SWM_WS_MAX; j++)
986 TAILQ_FOREACH(win, &screens[i].ws[j].winlist, entry)
987 XUnmapWindow(display, win->id);
988 }
989
990 void
991 fake_keypress(struct ws_win *win, int keysym, int modifiers)
992 {
993 XKeyEvent event;
994
995 event.display = display; /* Ignored, but what the hell */
996 event.window = win->id;
997 event.root = win->s->root;
998 event.subwindow = None;
999 event.time = CurrentTime;
1000 event.x = win->g.x;
1001 event.y = win->g.y;
1002 event.x_root = 1;
1003 event.y_root = 1;
1004 event.same_screen = True;
1005 event.keycode = XKeysymToKeycode(display, keysym);
1006 event.state = modifiers;
1007
1008 event.type = KeyPress;
1009 XSendEvent(event.display, event.window, True,
1010 KeyPressMask, (XEvent *)&event);
1011
1012 event.type = KeyRelease;
1013 XSendEvent(event.display, event.window, True,
1014 KeyPressMask, (XEvent *)&event);
1015
1016 }
1017
1018 void
1019 restart(struct swm_region *r, union arg *args)
1020 {
1021 DNPRINTF(SWM_D_MISC, "restart: %s\n", start_argv[0]);
1022
1023 /* disable alarm because the following code may not be interrupted */
1024 alarm(0);
1025 if (signal(SIGALRM, SIG_IGN) == SIG_ERR)
1026 errx(1, "can't disable alarm");
1027
1028 bar_extra_stop();
1029 bar_extra = 1;
1030 unmap_all();
1031 XCloseDisplay(display);
1032 execvp(start_argv[0], start_argv);
1033 fprintf(stderr, "execvp failed\n");
1034 perror(" failed");
1035 quit(NULL, NULL);
1036 }
1037
1038 struct swm_region *
1039 root_to_region(Window root)
1040 {
1041 struct swm_region *r = NULL;
1042 Window rr, cr;
1043 int i, x, y, wx, wy;
1044 unsigned int mask;
1045
1046 for (i = 0; i < ScreenCount(display); i++)
1047 if (screens[i].root == root)
1048 break;
1049
1050 if (XQueryPointer(display, screens[i].root,
1051 &rr, &cr, &x, &y, &wx, &wy, &mask) != False) {
1052 /* choose a region based on pointer location */
1053 TAILQ_FOREACH(r, &screens[i].rl, entry)
1054 if (x >= X(r) && x <= X(r) + WIDTH(r) &&
1055 y >= Y(r) && y <= Y(r) + HEIGHT(r))
1056 break;
1057 }
1058
1059 if (r == NULL)
1060 r = TAILQ_FIRST(&screens[i].rl);
1061
1062 return (r);
1063 }
1064
1065 struct ws_win *
1066 find_window(Window id)
1067 {
1068 struct ws_win *win;
1069 int i, j;
1070
1071 for (i = 0; i < ScreenCount(display); i++)
1072 for (j = 0; j < SWM_WS_MAX; j++)
1073 TAILQ_FOREACH(win, &screens[i].ws[j].winlist, entry)
1074 if (id == win->id)
1075 return (win);
1076 return (NULL);
1077 }
1078
1079 void
1080 spawn(struct swm_region *r, union arg *args)
1081 {
1082 char *ret;
1083 int si;
1084
1085 DNPRINTF(SWM_D_MISC, "spawn: %s\n", args->argv[0]);
1086 /*
1087 * The double-fork construct avoids zombie processes and keeps the code
1088 * clean from stupid signal handlers.
1089 */
1090 if (fork() == 0) {
1091 if (fork() == 0) {
1092 if (display)
1093 close(ConnectionNumber(display));
1094 setenv("LD_PRELOAD", SWM_LIB, 1);
1095 if (asprintf(&ret, "%d", r->ws->idx)) {
1096 setenv("_SWM_WS", ret, 1);
1097 free(ret);
1098 }
1099 if (asprintf(&ret, "%d", getpid())) {
1100 setenv("_SWM_PID", ret, 1);
1101 free(ret);
1102 }
1103 setsid();
1104 /* kill stdin, mplayer, ssh-add etc. need that */
1105 si = open("/dev/null", O_RDONLY, 0);
1106 if (si == -1)
1107 err(1, "open /dev/null");
1108 if (dup2(si, 0) == -1)
1109 err(1, "dup2 /dev/null");
1110 execvp(args->argv[0], args->argv);
1111 fprintf(stderr, "execvp failed\n");
1112 perror(" failed");
1113 }
1114 exit(0);
1115 }
1116 wait(0);
1117 }
1118
1119 void
1120 spawnterm(struct swm_region *r, union arg *args)
1121 {
1122 DNPRINTF(SWM_D_MISC, "spawnterm\n");
1123
1124 if (term_width)
1125 setenv("_SWM_XTERM_FONTADJ", "", 1);
1126 spawn(r, args);
1127 }
1128
1129 void
1130 spawnmenu(struct swm_region *r, union arg *args)
1131 {
1132 DNPRINTF(SWM_D_MISC, "spawnmenu\n");
1133
1134 spawn_menu[SWM_MENU_FN] = bar_fonts[bar_fidx];
1135 spawn_menu[SWM_MENU_NB] = r->s->c[SWM_S_COLOR_BAR].name;
1136 spawn_menu[SWM_MENU_NF] = r->s->c[SWM_S_COLOR_BAR_FONT].name;
1137 spawn_menu[SWM_MENU_SB] = r->s->c[SWM_S_COLOR_BAR_BORDER].name;
1138 spawn_menu[SWM_MENU_SF] = r->s->c[SWM_S_COLOR_BAR].name;
1139
1140 spawn(r, args);
1141 }
1142
1143 void
1144 unfocus_win(struct ws_win *win)
1145 {
1146 if (win == NULL)
1147 return;
1148
1149 if (win->ws->focus != win && win->ws->focus != NULL)
1150 win->ws->focus_prev = win->ws->focus;
1151
1152 if (win->ws->r == NULL)
1153 return;
1154
1155 grabbuttons(win, 0);
1156 XSetWindowBorder(display, win->id,
1157 win->ws->r->s->c[SWM_S_COLOR_UNFOCUS].color);
1158 win->got_focus = 0;
1159 if (win->ws->focus == win)
1160 win->ws->focus = NULL;
1161 if (cur_focus == win)
1162 cur_focus = NULL;
1163 }
1164
1165 void
1166 unfocus_all(void)
1167 {
1168 struct ws_win *win;
1169 int i, j;
1170
1171 DNPRINTF(SWM_D_FOCUS, "unfocus_all:\n");
1172
1173 for (i = 0; i < ScreenCount(display); i++)
1174 for (j = 0; j < SWM_WS_MAX; j++)
1175 TAILQ_FOREACH(win, &screens[i].ws[j].winlist, entry)
1176 unfocus_win(win);
1177 }
1178
1179 void
1180 focus_win(struct ws_win *win)
1181 {
1182 DNPRINTF(SWM_D_FOCUS, "focus_win: id: %lu\n", win ? win->id : 0);
1183
1184 if (win == NULL)
1185 return;
1186
1187 if (cur_focus)
1188 unfocus_win(cur_focus);
1189 if (win->ws->focus) {
1190 /* probably shouldn't happen due to the previous unfocus_win */
1191 DNPRINTF(SWM_D_FOCUS, "unfocusing win->ws->focus: %lu\n",
1192 win->ws->focus->id);
1193 unfocus_win(win->ws->focus);
1194 }
1195 win->ws->focus = win;
1196 if (win->ws->r != NULL) {
1197 cur_focus = win;
1198 if (!win->got_focus) {
1199 XSetWindowBorder(display, win->id,
1200 win->ws->r->s->c[SWM_S_COLOR_FOCUS].color);
1201 grabbuttons(win, 1);
1202 }
1203 win->got_focus = 1;
1204 XSetInputFocus(display, win->id,
1205 RevertToPointerRoot, CurrentTime);
1206 }
1207 }
1208
1209 void
1210 switchws(struct swm_region *r, union arg *args)
1211 {
1212 int wsid = args->id;
1213 struct swm_region *this_r, *other_r;
1214 struct ws_win *win;
1215 struct workspace *new_ws, *old_ws;
1216
1217 this_r = r;
1218 old_ws = this_r->ws;
1219 new_ws = &this_r->s->ws[wsid];
1220
1221 DNPRINTF(SWM_D_WS, "switchws screen[%d]:%dx%d+%d+%d: "
1222 "%d -> %d\n", r->s->idx, WIDTH(r), HEIGHT(r), X(r), Y(r),
1223 old_ws->idx, wsid);
1224
1225 if (new_ws == old_ws)
1226 return;
1227
1228 other_r = new_ws->r;
1229 if (!other_r) {
1230 /* if the other workspace is hidden, switch windows */
1231 /* map new window first to prevent ugly blinking */
1232 old_ws->r = NULL;
1233 old_ws->restack = 1;
1234
1235 TAILQ_FOREACH(win, &new_ws->winlist, entry)
1236 XMapRaised(display, win->id);
1237
1238 TAILQ_FOREACH(win, &old_ws->winlist, entry)
1239 XUnmapWindow(display, win->id);
1240 } else {
1241 other_r->ws = old_ws;
1242 old_ws->r = other_r;
1243 }
1244 this_r->ws = new_ws;
1245 new_ws->r = this_r;
1246
1247 ignore_enter = 1;
1248 /* set focus */
1249 if (new_ws->focus == NULL)
1250 new_ws->focus = TAILQ_FIRST(&new_ws->winlist);
1251 if (new_ws->focus)
1252 focus_win(new_ws->focus);
1253 stack();
1254 bar_update();
1255 }
1256
1257 void
1258 cyclews(struct swm_region *r, union arg *args)
1259 {
1260 union arg a;
1261 struct swm_screen *s = r->s;
1262
1263 DNPRINTF(SWM_D_WS, "cyclews id %d "
1264 "in screen[%d]:%dx%d+%d+%d ws %d\n", args->id,
1265 r->s->idx, WIDTH(r), HEIGHT(r), X(r), Y(r), r->ws->idx);
1266
1267 a.id = r->ws->idx;
1268 do {
1269 switch (args->id) {
1270 case SWM_ARG_ID_CYCLEWS_UP:
1271 if (a.id < SWM_WS_MAX - 1)
1272 a.id++;
1273 else
1274 a.id = 0;
1275 break;
1276 case SWM_ARG_ID_CYCLEWS_DOWN:
1277 if (a.id > 0)
1278 a.id--;
1279 else
1280 a.id = SWM_WS_MAX - 1;
1281 break;
1282 default:
1283 return;
1284 };
1285
1286 if (cycle_empty == 0 && TAILQ_EMPTY(&s->ws[a.id].winlist))
1287 continue;
1288 if (cycle_visible == 0 && s->ws[a.id].r != NULL)
1289 continue;
1290
1291 switchws(r, &a);
1292 } while (a.id != r->ws->idx);
1293 }
1294
1295 void
1296 cyclescr(struct swm_region *r, union arg *args)
1297 {
1298 struct swm_region *rr;
1299 int i;
1300
1301 i = r->s->idx;
1302 switch (args->id) {
1303 case SWM_ARG_ID_CYCLESC_UP:
1304 rr = TAILQ_NEXT(r, entry);
1305 if (rr == NULL)
1306 rr = TAILQ_FIRST(&screens[i].rl);
1307 break;
1308 case SWM_ARG_ID_CYCLESC_DOWN:
1309 rr = TAILQ_PREV(r, swm_region_list, entry);
1310 if (rr == NULL)
1311 rr = TAILQ_LAST(&screens[i].rl, swm_region_list);
1312 break;
1313 default:
1314 return;
1315 };
1316 unfocus_all();
1317 XSetInputFocus(display, PointerRoot, RevertToPointerRoot, CurrentTime);
1318 XWarpPointer(display, None, rr->s[i].root, 0, 0, 0, 0, rr->g.x,
1319 rr->g.y + bar_enabled ? bar_height : 0);
1320 }
1321
1322 void
1323 swapwin(struct swm_region *r, union arg *args)
1324 {
1325 struct ws_win *target, *source;
1326 struct ws_win_list *wl;
1327
1328
1329 DNPRINTF(SWM_D_WS, "swapwin id %d "
1330 "in screen %d region %dx%d+%d+%d ws %d\n", args->id,
1331 r->s->idx, WIDTH(r), HEIGHT(r), X(r), Y(r), r->ws->idx);
1332 if (cur_focus == NULL)
1333 return;
1334
1335 source = cur_focus;
1336 wl = &source->ws->winlist;
1337
1338 switch (args->id) {
1339 case SWM_ARG_ID_SWAPPREV:
1340 target = TAILQ_PREV(source, ws_win_list, entry);
1341 TAILQ_REMOVE(wl, cur_focus, entry);
1342 if (target == NULL)
1343 TAILQ_INSERT_TAIL(wl, source, entry);
1344 else
1345 TAILQ_INSERT_BEFORE(target, source, entry);
1346 break;
1347 case SWM_ARG_ID_SWAPNEXT:
1348 target = TAILQ_NEXT(source, entry);
1349 TAILQ_REMOVE(wl, source, entry);
1350 if (target == NULL)
1351 TAILQ_INSERT_HEAD(wl, source, entry);
1352 else
1353 TAILQ_INSERT_AFTER(wl, target, source, entry);
1354 break;
1355 case SWM_ARG_ID_SWAPMAIN:
1356 target = TAILQ_FIRST(wl);
1357 if (target == source) {
1358 if (source->ws->focus_prev != NULL &&
1359 source->ws->focus_prev != target)
1360
1361 source = source->ws->focus_prev;
1362 else
1363 return;
1364 }
1365 source->ws->focus_prev = target;
1366 TAILQ_REMOVE(wl, target, entry);
1367 TAILQ_INSERT_BEFORE(source, target, entry);
1368 TAILQ_REMOVE(wl, source, entry);
1369 TAILQ_INSERT_HEAD(wl, source, entry);
1370 break;
1371 default:
1372 DNPRINTF(SWM_D_MOVE, "invalid id: %d\n", args->id);
1373 return;
1374 }
1375
1376 ignore_enter = 1;
1377 stack();
1378 }
1379
1380 void
1381 focus(struct swm_region *r, union arg *args)
1382 {
1383 struct ws_win *winfocus, *winlostfocus;
1384 struct ws_win_list *wl;
1385
1386 DNPRINTF(SWM_D_FOCUS, "focus: id %d\n", args->id);
1387 if (cur_focus == NULL)
1388 return;
1389
1390 wl = &cur_focus->ws->winlist;
1391
1392 winlostfocus = cur_focus;
1393
1394 switch (args->id) {
1395 case SWM_ARG_ID_FOCUSPREV:
1396 winfocus = TAILQ_PREV(cur_focus, ws_win_list, entry);
1397 if (winfocus == NULL)
1398 winfocus = TAILQ_LAST(wl, ws_win_list);
1399 break;
1400
1401 case SWM_ARG_ID_FOCUSNEXT:
1402 winfocus = TAILQ_NEXT(cur_focus, entry);
1403 if (winfocus == NULL)
1404 winfocus = TAILQ_FIRST(wl);
1405 break;
1406
1407 case SWM_ARG_ID_FOCUSMAIN:
1408 winfocus = TAILQ_FIRST(wl);
1409 if (winfocus == cur_focus)
1410 winfocus = cur_focus->ws->focus_prev;
1411 if (winfocus == NULL)
1412 return;
1413 break;
1414
1415 default:
1416 return;
1417 }
1418
1419 if (winfocus == winlostfocus || winfocus == NULL)
1420 return;
1421
1422 XMapRaised(display, winfocus->id);
1423 focus_win(winfocus);
1424 XSync(display, False);
1425 }
1426
1427 void
1428 cycle_layout(struct swm_region *r, union arg *args)
1429 {
1430 struct workspace *ws = r->ws;
1431
1432 DNPRINTF(SWM_D_EVENT, "cycle_layout: workspace: %d\n", ws->idx);
1433
1434 ws->cur_layout++;
1435 if (ws->cur_layout->l_stack == NULL)
1436 ws->cur_layout = &layouts[0];
1437 ignore_enter = 1;
1438 stack();
1439 }
1440
1441 void
1442 stack_config(struct swm_region *r, union arg *args)
1443 {
1444 struct workspace *ws = r->ws;
1445
1446 DNPRINTF(SWM_D_STACK, "stack_config for workspace %d (id %d\n",
1447 args->id, ws->idx);
1448
1449 if (ws->cur_layout->l_config != NULL)
1450 ws->cur_layout->l_config(ws, args->id);
1451
1452 if (args->id != SWM_ARG_ID_STACKINIT);
1453 stack();
1454 }
1455
1456 void
1457 stack(void) {
1458 struct swm_geometry g;
1459 struct swm_region *r;
1460 int i, j;
1461
1462 DNPRINTF(SWM_D_STACK, "stack\n");
1463
1464 for (i = 0; i < ScreenCount(display); i++) {
1465 j = 0;
1466 TAILQ_FOREACH(r, &screens[i].rl, entry) {
1467 DNPRINTF(SWM_D_STACK, "stacking workspace %d "
1468 "(screen %d, region %d)\n", r->ws->idx, i, j++);
1469
1470 /* start with screen geometry, adjust for bar */
1471 g = r->g;
1472 g.w -= 2;
1473 g.h -= 2;
1474 if (bar_enabled) {
1475 g.y += bar_height;
1476 g.h -= bar_height;
1477 }
1478
1479 r->ws->restack = 0;
1480 r->ws->cur_layout->l_stack(r->ws, &g);
1481 }
1482 }
1483 if (font_adjusted)
1484 font_adjusted--;
1485 XSync(display, False);
1486 }
1487
1488 void
1489 stack_floater(struct ws_win *win, struct swm_region *r)
1490 {
1491 unsigned int mask;
1492 XWindowChanges wc;
1493
1494 bzero(&wc, sizeof wc);
1495 mask = CWX | CWY | CWBorderWidth | CWWidth | CWHeight;
1496 if ((win->quirks & SWM_Q_FULLSCREEN) && (win->g.w == WIDTH(r)) &&
1497 (win->g.h == HEIGHT(r)))
1498 wc.border_width = 0;
1499 else
1500 wc.border_width = 1;
1501 if (win->transient && (win->quirks & SWM_Q_TRANSSZ)) {
1502 win->g.w = (double)WIDTH(r) * dialog_ratio;
1503 win->g.h = (double)HEIGHT(r) * dialog_ratio;
1504 }
1505 wc.width = win->g.w;
1506 wc.height = win->g.h;
1507 if (win->manual) {
1508 wc.x = win->g.x;
1509 wc.y = win->g.y;
1510 } else {
1511 wc.x = (WIDTH(r) - win->g.w) / 2;
1512 wc.y = (HEIGHT(r) - win->g.h) / 2;
1513 }
1514
1515 DNPRINTF(SWM_D_STACK, "stack_floater: win %lu x %d y %d w %d h %d\n",
1516 win->id, wc.x, wc.y, wc.width, wc.height);
1517
1518 XConfigureWindow(display, win->id, mask, &wc);
1519 }
1520
1521 /*
1522 * Send keystrokes to terminal to decrease/increase the font size as the
1523 * window size changes.
1524 */
1525 void
1526 adjust_font(struct ws_win *win)
1527 {
1528 if (!(win->quirks & SWM_Q_XTERM_FONTADJ) ||
1529 win->floating || win->transient)
1530 return;
1531
1532 if (win->sh.width_inc && win->last_inc != win->sh.width_inc &&
1533 win->g.w / win->sh.width_inc < term_width &&
1534 win->font_steps < SWM_MAX_FONT_STEPS) {
1535 win->font_size_boundary[win->font_steps] =
1536 (win->sh.width_inc * term_width) + win->sh.base_width;
1537 win->font_steps++;
1538 font_adjusted++;
1539 win->last_inc = win->sh.width_inc;
1540 fake_keypress(win, XK_KP_Subtract, ShiftMask);
1541 } else if (win->font_steps && win->last_inc != win->sh.width_inc &&
1542 win->g.w > win->font_size_boundary[win->font_steps - 1]) {
1543 win->font_steps--;
1544 font_adjusted++;
1545 win->last_inc = win->sh.width_inc;
1546 fake_keypress(win, XK_KP_Add, ShiftMask);
1547 }
1548 }
1549
1550 #define SWAPXY(g) do { \
1551 int tmp; \
1552 tmp = (g)->y; (g)->y = (g)->x; (g)->x = tmp; \
1553 tmp = (g)->h; (g)->h = (g)->w; (g)->w = tmp; \
1554 } while (0)
1555 void
1556 stack_master(struct workspace *ws, struct swm_geometry *g, int rot, int flip)
1557 {
1558 XWindowChanges wc;
1559 struct swm_geometry win_g, r_g = *g;
1560 struct ws_win *win, *winfocus;
1561 int i, j, s, stacks;
1562 int w_inc = 1, h_inc, w_base = 1, h_base;
1563 int hrh, extra = 0, h_slice, last_h = 0;
1564 int split, colno, winno, mwin, msize, mscale;
1565 int remain, missing, v_slice;;
1566 unsigned int mask;
1567
1568 DNPRINTF(SWM_D_STACK, "stack_master: workspace: %d\n rot=%s flip=%s",
1569 ws->idx, rot ? "yes" : "no", flip ? "yes" : "no");
1570
1571 if ((winno = count_win(ws, 0)) == 0)
1572 return;
1573
1574 if (ws->focus == NULL)
1575 ws->focus = TAILQ_FIRST(&ws->winlist);
1576 winfocus = cur_focus ? cur_focus : ws->focus;
1577
1578 TAILQ_FOREACH(win, &ws->winlist, entry)
1579 if (win->transient == 0 && win->floating == 0)
1580 break;
1581
1582 if (win == NULL)
1583 goto notiles;
1584
1585 if (rot) {
1586 w_inc = win->sh.width_inc;
1587 w_base = win->sh.base_width;
1588 mwin = ws->l_state.horizontal_mwin;
1589 mscale = ws->l_state.horizontal_msize;
1590 stacks = ws->l_state.horizontal_stacks;
1591 SWAPXY(&r_g);
1592 } else {
1593 w_inc = win->sh.height_inc;
1594 w_base = win->sh.base_height;
1595 mwin = ws->l_state.vertical_mwin;
1596 mscale = ws->l_state.vertical_msize;
1597 stacks = ws->l_state.vertical_stacks;
1598 }
1599 win_g = r_g;
1600
1601 if (stacks > winno - mwin)
1602 stacks = winno - mwin;
1603 if (stacks < 1)
1604 stacks = 1;
1605
1606 h_slice = r_g.h / SWM_H_SLICE;
1607 if (mwin && winno > mwin) {
1608 v_slice = r_g.w / SWM_V_SLICE;
1609
1610 split = mwin;
1611 colno = split;
1612 win_g.w = v_slice * mscale;
1613
1614 if (w_inc > 1 && w_inc < v_slice) {
1615 /* adjust for window's requested size increment */
1616 remain = (win_g.w - w_base) % w_inc;
1617 missing = w_inc - remain;
1618 win_g.w -= remain;
1619 extra += remain;
1620 }
1621
1622 msize = win_g.w;
1623 if (flip)
1624 win_g.x += r_g.w - msize;
1625 } else {
1626 msize = -2;
1627 colno = split = winno / stacks;
1628 win_g.w = ((r_g.w - (stacks * 2) + 2) / stacks);
1629 }
1630 hrh = r_g.h / colno;
1631 extra = r_g.h - (colno * hrh);
1632 win_g.h = hrh - 2;
1633
1634 /* stack all the tiled windows */
1635 i = j = 0, s = stacks;
1636 TAILQ_FOREACH(win, &ws->winlist, entry) {
1637 if (win->transient != 0 || win->floating != 0)
1638 continue;
1639
1640 if (split && i == split) {
1641 colno = (winno - mwin) / stacks;
1642 if (s <= (winno - mwin) % stacks)
1643 colno++;
1644 split = split + colno;
1645 hrh = (r_g.h / colno);
1646 extra = r_g.h - (colno * hrh);
1647 if (flip)
1648 win_g.x = r_g.x;
1649 else
1650 win_g.x += win_g.w + 2;
1651 win_g.w = (r_g.w - msize - (stacks * 2)) / stacks;
1652 if (s == 1)
1653 win_g.w += (r_g.w - msize - (stacks * 2)) %
1654 stacks;
1655 s--;
1656 j = 0;
1657 }
1658 win_g.h = hrh - 2;
1659 if (rot) {
1660 h_inc = win->sh.width_inc;
1661 h_base = win->sh.base_width;
1662 } else {
1663 h_inc = win->sh.height_inc;
1664 h_base = win->sh.base_height;
1665 }
1666 if (j == colno - 1) {
1667 win_g.h = hrh + extra;
1668 } else if (h_inc > 1 && h_inc < h_slice) {
1669 /* adjust for window's requested size increment */
1670 remain = (win_g.h - h_base) % h_inc;
1671 missing = h_inc - remain;
1672
1673 if (missing <= extra || j == 0) {
1674 extra -= missing;
1675 win_g.h += missing;
1676 } else {
1677 win_g.h -= remain;
1678 extra += remain;
1679 }
1680 }
1681
1682 if (j == 0)
1683 win_g.y = r_g.y;
1684 else
1685 win_g.y += last_h + 2;
1686
1687 bzero(&wc, sizeof wc);
1688 wc.border_width = 1;
1689 if (rot) {
1690 win->g.x = wc.x = win_g.y;
1691 win->g.y = wc.y = win_g.x;
1692 win->g.w = wc.width = win_g.h;
1693 win->g.h = wc.height = win_g.w;
1694 } else {
1695 win->g.x = wc.x = win_g.x;
1696 win->g.y = wc.y = win_g.y;
1697 win->g.w = wc.width = win_g.w;
1698 win->g.h = wc.height = win_g.h;
1699 }
1700 adjust_font(win);
1701 mask = CWX | CWY | CWWidth | CWHeight | CWBorderWidth;
1702 XConfigureWindow(display, win->id, mask, &wc);
1703 XMapRaised(display, win->id);
1704
1705 last_h = win_g.h;
1706 i++;
1707 j++;
1708 }
1709
1710 notiles:
1711 /* now, stack all the floaters and transients */
1712 TAILQ_FOREACH(win, &ws->winlist, entry) {
1713 if (win->transient == 0 && win->floating == 0)
1714 continue;
1715
1716 stack_floater(win, ws->r);
1717 XMapRaised(display, win->id);
1718 }
1719
1720 if (winfocus)
1721 focus_win(winfocus); /* has to be done outside of the loop */
1722 }
1723
1724 void
1725 vertical_config(struct workspace *ws, int id)
1726 {
1727 DNPRINTF(SWM_D_STACK, "vertical_resize: workspace: %d\n", ws->idx);
1728
1729 switch (id) {
1730 case SWM_ARG_ID_STACKRESET:
1731 case SWM_ARG_ID_STACKINIT:
1732 ws->l_state.vertical_msize = SWM_V_SLICE / 2;
1733 ws->l_state.vertical_mwin = 1;
1734 ws->l_state.vertical_stacks = 1;
1735 break;
1736 case SWM_ARG_ID_MASTERSHRINK:
1737 if (ws->l_state.vertical_msize > 1)
1738 ws->l_state.vertical_msize--;
1739 break;
1740 case SWM_ARG_ID_MASTERGROW:
1741 if (ws->l_state.vertical_msize < SWM_V_SLICE - 1)
1742 ws->l_state.vertical_msize++;
1743 break;
1744 case SWM_ARG_ID_MASTERADD:
1745 ws->l_state.vertical_mwin++;
1746 break;
1747 case SWM_ARG_ID_MASTERDEL:
1748 if (ws->l_state.vertical_mwin > 0)
1749 ws->l_state.vertical_mwin--;
1750 break;
1751 case SWM_ARG_ID_STACKINC:
1752 ws->l_state.vertical_stacks++;
1753 break;
1754 case SWM_ARG_ID_STACKDEC:
1755 if (ws->l_state.vertical_stacks > 1)
1756 ws->l_state.vertical_stacks--;
1757 break;
1758 default:
1759 return;
1760 }
1761 }
1762
1763 void
1764 vertical_stack(struct workspace *ws, struct swm_geometry *g)
1765 {
1766 DNPRINTF(SWM_D_STACK, "vertical_stack: workspace: %d\n", ws->idx);
1767
1768 stack_master(ws, g, 0, 0);
1769 }
1770
1771 void
1772 horizontal_config(struct workspace *ws, int id)
1773 {
1774 DNPRINTF(SWM_D_STACK, "horizontal_config: workspace: %d\n", ws->idx);
1775
1776 switch (id) {
1777 case SWM_ARG_ID_STACKRESET:
1778 case SWM_ARG_ID_STACKINIT:
1779 ws->l_state.horizontal_mwin = 1;
1780 ws->l_state.horizontal_msize = SWM_H_SLICE / 2;
1781 ws->l_state.horizontal_stacks = 1;
1782 break;
1783 case SWM_ARG_ID_MASTERSHRINK:
1784 if (ws->l_state.horizontal_msize > 1)
1785 ws->l_state.horizontal_msize--;
1786 break;
1787 case SWM_ARG_ID_MASTERGROW:
1788 if (ws->l_state.horizontal_msize < SWM_H_SLICE - 1)
1789 ws->l_state.horizontal_msize++;
1790 break;
1791 case SWM_ARG_ID_MASTERADD:
1792 ws->l_state.horizontal_mwin++;
1793 break;
1794 case SWM_ARG_ID_MASTERDEL:
1795 if (ws->l_state.horizontal_mwin > 0)
1796 ws->l_state.horizontal_mwin--;
1797 break;
1798 case SWM_ARG_ID_STACKINC:
1799 ws->l_state.horizontal_stacks++;
1800 break;
1801 case SWM_ARG_ID_STACKDEC:
1802 if (ws->l_state.horizontal_stacks > 1)
1803 ws->l_state.horizontal_stacks--;
1804 break;
1805 default:
1806 return;
1807 }
1808 }
1809
1810 void
1811 horizontal_stack(struct workspace *ws, struct swm_geometry *g)
1812 {
1813 DNPRINTF(SWM_D_STACK, "vertical_stack: workspace: %d\n", ws->idx);
1814
1815 stack_master(ws, g, 1, 0);
1816 }
1817
1818 /* fullscreen view */
1819 void
1820 max_stack(struct workspace *ws, struct swm_geometry *g) {
1821 XWindowChanges wc;
1822 struct swm_geometry gg = *g;
1823 struct ws_win *win, *winfocus;
1824 unsigned int mask;
1825
1826 DNPRINTF(SWM_D_STACK, "max_stack: workspace: %d\n", ws->idx);
1827
1828 if (count_win(ws, 0) == 0)
1829 return;
1830
1831 if (ws->focus == NULL)
1832 ws->focus = TAILQ_FIRST(&ws->winlist);
1833 winfocus = cur_focus ? cur_focus : ws->focus;
1834
1835 TAILQ_FOREACH(win, &ws->winlist, entry) {
1836 if (win->transient != 0 || win->floating != 0) {
1837 if (win == ws->focus) {
1838 /* XXX maximize? */
1839 stack_floater(win, ws->r);
1840 XMapRaised(display, win->id);
1841 } else
1842 XUnmapWindow(display, win->id);
1843 } else {
1844 bzero(&wc, sizeof wc);
1845 wc.border_width = 1;
1846 win->g.x = wc.x = gg.x;
1847 win->g.y = wc.y = gg.y;
1848 win->g.w = wc.width = gg.w;
1849 win->g.h = wc.height = gg.h;
1850 mask = CWX | CWY | CWWidth | CWHeight | CWBorderWidth;
1851 XConfigureWindow(display, win->id, mask, &wc);
1852
1853 if (win == ws->focus) {
1854 XMapRaised(display, win->id);
1855 } else
1856 XUnmapWindow(display, win->id);
1857 }
1858 }
1859
1860 if (winfocus)
1861 focus_win(winfocus); /* has to be done outside of the loop */
1862 }
1863
1864 void
1865 send_to_ws(struct swm_region *r, union arg *args)
1866 {
1867 int wsid = args->id;
1868 struct ws_win *win = cur_focus;
1869 struct workspace *ws, *nws;
1870 Atom ws_idx_atom = 0;
1871 unsigned char ws_idx_str[SWM_PROPLEN];
1872
1873 if (win == NULL)
1874 return;
1875
1876 DNPRINTF(SWM_D_MOVE, "send_to_ws: win: %lu\n", win->id);
1877
1878 ws = win->ws;
1879 nws = &win->s->ws[wsid];
1880
1881 XUnmapWindow(display, win->id);
1882
1883 /* find a window to focus */
1884 ws->focus = TAILQ_PREV(win, ws_win_list, entry);
1885 if (ws->focus == NULL)
1886 ws->focus = TAILQ_FIRST(&ws->winlist);
1887 if (ws->focus == win)
1888 ws->focus = NULL;
1889
1890 TAILQ_REMOVE(&ws->winlist, win, entry);
1891
1892 TAILQ_INSERT_TAIL(&nws->winlist, win, entry);
1893 win->ws = nws;
1894
1895 /* Try to update the window's workspace property */
1896 ws_idx_atom = XInternAtom(display, "_SWM_WS", False);
1897 if (ws_idx_atom &&
1898 snprintf(ws_idx_str, SWM_PROPLEN, "%d", nws->idx) < SWM_PROPLEN) {
1899 DNPRINTF(SWM_D_PROP, "setting property _SWM_WS to %s\n",
1900 ws_idx_str);
1901 XChangeProperty(display, win->id, ws_idx_atom, XA_STRING, 8,
1902 PropModeReplace, ws_idx_str, SWM_PROPLEN);
1903 }
1904
1905 if (count_win(nws, 1) == 1)
1906 nws->focus = win;
1907 ws->restack = 1;
1908 nws->restack = 1;
1909
1910 stack();
1911 }
1912
1913 void
1914 wkill(struct swm_region *r, union arg *args)
1915 {
1916 DNPRINTF(SWM_D_MISC, "wkill %d\n", args->id);
1917
1918 if(r->ws->focus == NULL)
1919 return;
1920
1921 if (args->id == SWM_ARG_ID_KILLWINDOW)
1922 XKillClient(display, r->ws->focus->id);
1923 else
1924 if (r->ws->focus->can_delete)
1925 client_msg(r->ws->focus, adelete);
1926 }
1927
1928 void
1929 screenshot(struct swm_region *r, union arg *args)
1930 {
1931 union arg a;
1932
1933 DNPRINTF(SWM_D_MISC, "screenshot\n");
1934
1935 if (ss_enabled == 0)
1936 return;
1937
1938 switch (args->id) {
1939 case SWM_ARG_ID_SS_ALL:
1940 spawn_screenshot[1] = "full";
1941 break;
1942 case SWM_ARG_ID_SS_WINDOW:
1943 spawn_screenshot[1] = "window";
1944 break;
1945 default:
1946 return;
1947 }
1948 a.argv = spawn_screenshot;
1949 spawn(r, &a);
1950 }
1951
1952 void
1953 floating_toggle(struct swm_region *r, union arg *args)
1954 {
1955 struct ws_win *win = cur_focus;
1956
1957 if (win == NULL)
1958 return;
1959
1960 win->floating = !win->floating;
1961 win->manual = 0;
1962 stack();
1963 focus_win(win);
1964 }
1965
1966 void
1967 resize_window(struct ws_win *win, int center)
1968 {
1969 unsigned int mask;
1970 XWindowChanges wc;
1971 struct swm_region *r;
1972
1973 r = root_to_region(win->wa.root);
1974 bzero(&wc, sizeof wc);
1975 mask = CWBorderWidth | CWWidth | CWHeight;
1976 wc.border_width = 1;
1977 wc.width = win->g.w;
1978 wc.height = win->g.h;
1979 if (center == SWM_ARG_ID_CENTER) {
1980 wc.x = (WIDTH(r) - win->g.w) / 2;
1981 wc.y = (HEIGHT(r) - win->g.h) / 2;
1982 mask |= CWX | CWY;
1983 }
1984
1985 DNPRINTF(SWM_D_STACK, "resize_window: win %lu x %d y %d w %d h %d\n",
1986 win->id, wc.x, wc.y, wc.width, wc.height);
1987
1988 XConfigureWindow(display, win->id, mask, &wc);
1989 config_win(win);
1990 }
1991
1992 void
1993 resize(struct ws_win *win, union arg *args)
1994 {
1995 XEvent ev;
1996 Time time = 0;
1997
1998 DNPRINTF(SWM_D_MOUSE, "resize: win %lu floating %d trans %d\n",
1999 win->id, win->floating, win->transient);
2000
2001 if (!(win->transient != 0 || win->floating != 0))
2002 return;
2003
2004 if (XGrabPointer(display, win->id, False, MOUSEMASK, GrabModeAsync,
2005 GrabModeAsync, None, None /* cursor */, CurrentTime) != GrabSuccess)
2006 return;
2007 XWarpPointer(display, None, win->id, 0, 0, 0, 0, win->g.w, win->g.h);
2008 do {
2009 XMaskEvent(display, MOUSEMASK | ExposureMask |
2010 SubstructureRedirectMask, &ev);
2011 switch(ev.type) {
2012 case ConfigureRequest:
2013 case Expose:
2014 case MapRequest:
2015 handler[ev.type](&ev);
2016 break;
2017 case MotionNotify:
2018 if (ev.xmotion.x <= 1)
2019 ev.xmotion.x = 1;
2020 if (ev.xmotion.y <= 1)
2021 ev.xmotion.y = 1;
2022 win->g.w = ev.xmotion.x;
2023 win->g.h = ev.xmotion.y;
2024
2025 /* not free, don't sync more than 60 times / second */
2026 if ((ev.xmotion.time - time) > (1000 / 60) ) {
2027 time = ev.xmotion.time;
2028 XSync(display, False);
2029 resize_window(win, args->id);
2030 }
2031 break;
2032 }
2033 } while (ev.type != ButtonRelease);
2034 if (time) {
2035 XSync(display, False);
2036 resize_window(win, args->id);
2037 }
2038 XWarpPointer(display, None, win->id, 0, 0, 0, 0, win->g.w - 1,
2039 win->g.h - 1);
2040 XUngrabPointer(display, CurrentTime);
2041
2042 /* drain events */
2043 while (XCheckMaskEvent(display, EnterWindowMask, &ev));
2044 }
2045
2046 void
2047 move_window(struct ws_win *win)
2048 {
2049 unsigned int mask;
2050 XWindowChanges wc;
2051 struct swm_region *r;
2052
2053 r = root_to_region(win->wa.root);
2054 bzero(&wc, sizeof wc);
2055 mask = CWX | CWY;
2056 wc.x = win->g.x;
2057 wc.y = win->g.y;
2058
2059 DNPRINTF(SWM_D_STACK, "move_window: win %lu x %d y %d w %d h %d\n",
2060 win->id, wc.x, wc.y, wc.width, wc.height);
2061
2062 XConfigureWindow(display, win->id, mask, &wc);
2063 config_win(win);
2064 }
2065
2066 void
2067 move(struct ws_win *win, union arg *args)
2068 {
2069 XEvent ev;
2070 Time time = 0;
2071 int restack = 0;
2072
2073 DNPRINTF(SWM_D_MOUSE, "move: win %lu floating %d trans %d\n",
2074 win->id, win->floating, win->transient);
2075
2076 if (win->floating == 0) {
2077 win->floating = 1;
2078 win->manual = 1;
2079 restack = 1;
2080 }
2081
2082 if (XGrabPointer(display, win->id, False, MOUSEMASK, GrabModeAsync,
2083 GrabModeAsync, None, None /* cursor */, CurrentTime) != GrabSuccess)
2084 return;
2085 XWarpPointer(display, None, win->id, 0, 0, 0, 0, 0, 0);
2086 do {
2087 XMaskEvent(display, MOUSEMASK | ExposureMask |
2088 SubstructureRedirectMask, &ev);
2089 switch(ev.type) {
2090 case ConfigureRequest:
2091 case Expose:
2092 case MapRequest:
2093 handler[ev.type](&ev);
2094 break;
2095 case MotionNotify:
2096 win->g.x = ev.xmotion.x_root;
2097 win->g.y = ev.xmotion.y_root;
2098
2099 /* not free, don't sync more than 60 times / second */
2100 if ((ev.xmotion.time - time) > (1000 / 60) ) {
2101 time = ev.xmotion.time;
2102 XSync(display, False);
2103 move_window(win);
2104 }
2105 break;
2106 }
2107 } while (ev.type != ButtonRelease);
2108 if (time) {
2109 XSync(display, False);
2110 move_window(win);
2111 }
2112 XWarpPointer(display, None, win->id, 0, 0, 0, 0, 0, 0);
2113 XUngrabPointer(display, CurrentTime);
2114 if (restack)
2115 stack();
2116
2117 /* drain events */
2118 while (XCheckMaskEvent(display, EnterWindowMask, &ev));
2119 }
2120
2121 /* key definitions */
2122 struct keyfunc {
2123 char name[SWM_FUNCNAME_LEN];
2124 void (*func)(struct swm_region *r, union arg *);
2125 union arg args;
2126 } keyfuncs[kf_invalid] = {
2127 /* name function argument */
2128 { "cycle_layout", cycle_layout, {0} },
2129 { "stack_reset", stack_config, {.id = SWM_ARG_ID_STACKRESET} },
2130 { "master_shrink", stack_config, {.id = SWM_ARG_ID_MASTERSHRINK} },
2131 { "master_grow", stack_config, {.id = SWM_ARG_ID_MASTERGROW} },
2132 { "master_add", stack_config, {.id = SWM_ARG_ID_MASTERADD} },
2133 { "master_del", stack_config, {.id = SWM_ARG_ID_MASTERDEL} },
2134 { "stack_inc", stack_config, {.id = SWM_ARG_ID_STACKINC} },
2135 { "stack_dec", stack_config, {.id = SWM_ARG_ID_STACKDEC} },
2136 { "swap_main", swapwin, {.id = SWM_ARG_ID_SWAPMAIN} },
2137 { "focus_next", focus, {.id = SWM_ARG_ID_FOCUSNEXT} },
2138 { "focus_prev", focus, {.id = SWM_ARG_ID_FOCUSPREV} },
2139 { "swap_next", swapwin, {.id = SWM_ARG_ID_SWAPNEXT} },
2140 { "swap_prev", swapwin, {.id = SWM_ARG_ID_SWAPPREV} },
2141 { "spawn_term", spawnterm, {.argv = spawn_term} },
2142 { "spawn_menu", spawnmenu, {.argv = spawn_menu} },
2143 { "quit", quit, {0} },
2144 { "restart", restart, {0} },
2145 { "focus_main", focus, {.id = SWM_ARG_ID_FOCUSMAIN} },
2146 { "ws_1", switchws, {.id = 0} },
2147 { "ws_2", switchws, {.id = 1} },
2148 { "ws_3", switchws, {.id = 2} },
2149 { "ws_4", switchws, {.id = 3} },
2150 { "ws_5", switchws, {.id = 4} },
2151 { "ws_6", switchws, {.id = 5} },
2152 { "ws_7", switchws, {.id = 6} },
2153 { "ws_8", switchws, {.id = 7} },
2154 { "ws_9", switchws, {.id = 8} },
2155 { "ws_10", switchws, {.id = 9} },
2156 { "ws_next", cyclews, {.id = SWM_ARG_ID_CYCLEWS_UP} },
2157 { "ws_prev", cyclews, {.id = SWM_ARG_ID_CYCLEWS_DOWN} },
2158 { "screen_next", cyclescr, {.id = SWM_ARG_ID_CYCLESC_UP} },
2159 { "screen_prev", cyclescr, {.id = SWM_ARG_ID_CYCLESC_DOWN} },
2160 { "mvws_1", send_to_ws, {.id = 0} },
2161 { "mvws_2", send_to_ws, {.id = 1} },
2162 { "mvws_3", send_to_ws, {.id = 2} },
2163 { "mvws_4", send_to_ws, {.id = 3} },
2164 { "mvws_5", send_to_ws, {.id = 4} },
2165 { "mvws_6", send_to_ws, {.id = 5} },
2166 { "mvws_7", send_to_ws, {.id = 6} },
2167 { "mvws_8", send_to_ws, {.id = 7} },
2168 { "mvws_9", send_to_ws, {.id = 8} },
2169 { "mvws_10", send_to_ws, {.id = 9} },
2170 { "bar_toggle", bar_toggle, {0} },
2171 { "wind_kill", wkill, {.id = SWM_ARG_ID_KILLWINDOW} },
2172 { "wind_del", wkill, {.id = SWM_ARG_ID_DELETEWINDOW} },
2173 { "screenshot_all", screenshot, {.id = SWM_ARG_ID_SS_ALL} },
2174 { "screenshot_wind", screenshot, {.id = SWM_ARG_ID_SS_WINDOW} },
2175 { "float_toggle", floating_toggle,{0} },
2176 { "version", version, {0} },
2177 { "spawn_lock", spawn, {.argv = spawn_lock} },
2178 { "spawn_initscr", spawn, {.argv = spawn_initscr} },
2179 };
2180 struct key {
2181 unsigned int mod;
2182 KeySym keysym;
2183 enum keyfuncid funcid;
2184 };
2185 int keys_size = 0, keys_length = 0;
2186 struct key *keys = NULL;
2187
2188 /* mouse */
2189 enum { client_click, root_click };
2190 struct button {
2191 unsigned int action;
2192 unsigned int mask;
2193 unsigned int button;
2194 void (*func)(struct ws_win *, union arg *);
2195 union arg args;
2196 } buttons[] = {
2197 /* action key mouse button func args */
2198 { client_click, MODKEY, Button3, resize, {.id = SWM_ARG_ID_DONTCENTER} },
2199 { client_click, MODKEY | ShiftMask, Button3, resize, {.id = SWM_ARG_ID_CENTER} },
2200 { client_click, MODKEY, Button1, move, {0} },
2201 };
2202
2203 void
2204 update_modkey(unsigned int mod)
2205 {
2206 int i;
2207
2208 for (i = 0; i < keys_length; i++)
2209 if (keys[i].mod & ShiftMask)
2210 keys[i].mod = mod | ShiftMask;
2211 else
2212 keys[i].mod = mod;
2213
2214 for (i = 0; i < LENGTH(buttons); i++)
2215 if (buttons[i].mask & ShiftMask)
2216 buttons[i].mask = mod | ShiftMask;
2217 else
2218 buttons[i].mask = mod;
2219 }
2220
2221 #define SWM_MODNAME_SIZE 32
2222 #define SWM_KEY_WS "\n+ \t"
2223 int
2224 parsekeys(char *keystr, unsigned int currmod, unsigned int *mod, KeySym *ks)
2225 {
2226 char *cp, *name;
2227 KeySym uks;
2228 if (mod == NULL || ks == NULL)
2229 return (0);
2230 cp = keystr;
2231 *mod = 0;
2232 while ((name = strsep(&cp, SWM_KEY_WS)) != NULL) {
2233 if (cp)
2234 cp += (long)strspn(cp, SWM_KEY_WS);
2235 if (strncasecmp(name, "MOD", SWM_MODNAME_SIZE) == 0)
2236 *mod |= currmod;
2237 else if (!strncasecmp(name, "Mod1", SWM_MODNAME_SIZE))
2238 *mod |= Mod1Mask;
2239 else if (!strncasecmp(name, "Mod2", SWM_MODNAME_SIZE))
2240 *mod += Mod2Mask;
2241 else if (!strncmp(name, "Mod3", SWM_MODNAME_SIZE))
2242 *mod |= Mod3Mask;
2243 else if (!strncmp(name, "Mod4", SWM_MODNAME_SIZE))
2244 *mod |= Mod4Mask;
2245 else if (strncasecmp(name, "SHIFT", SWM_MODNAME_SIZE) == 0)
2246 *mod |= ShiftMask;
2247 else {
2248 *ks = XStringToKeysym(name);
2249 XConvertCase(*ks, ks, &uks);
2250 if (ks == NoSymbol) {
2251 DNPRINTF(SWM_D_KEY,
2252 "parsekeys: invalid key %s\n",
2253 name);
2254 return (0);
2255 }
2256 }
2257 }
2258 return (1);
2259 }
2260 int
2261 bindmatch(const char *var, const char *name, unsigned int currmod, char *keystr,
2262 enum keyfuncid *kfid, unsigned int *mod, KeySym *ks)
2263 {
2264 char *p;
2265 int i;
2266 char funcname[SWM_FUNCNAME_LEN];
2267 i = strncmp(var, name, 255);
2268 if (kfid == NULL || mod == NULL || ks == NULL)
2269 return (i);
2270 *kfid = kf_invalid;
2271 *mod = 0;
2272 *ks = NoSymbol;
2273 bzero(funcname, LENGTH(funcname));
2274 if (i <= 0)
2275 return (i);
2276 p = (char *)var + strlen(name);
2277 if (*p++ != '[')
2278 return (i);
2279 i = 0;
2280 while (isgraph(*p) && *p != ']' && i < LENGTH(funcname))
2281 funcname[i++] = *p++;
2282 if (i >= LENGTH(funcname) || *p != ']')
2283 return (1);
2284 if (i == 0)
2285 return (!parsekeys(keystr, currmod, mod, ks));
2286 for (*kfid = 0; *kfid < kf_invalid; (*kfid)++) {
2287 if (strncasecmp(funcname, keyfuncs[*kfid].name,
2288 SWM_FUNCNAME_LEN) == 0) {
2289 return (!parsekeys(keystr, currmod, mod, ks));
2290 }
2291
2292 }
2293 return (1);
2294 }
2295 void
2296 setkeybinding(unsigned int mod, KeySym ks, enum keyfuncid kfid)
2297 {
2298 int i, j;
2299 /* find existing */
2300 for (i = 0; i < keys_length; i++) {
2301 if (keys[i].mod == mod && keys[i].keysym == ks) {
2302 if (kfid == kf_invalid) {
2303 /* found: delete */
2304 DNPRINTF(SWM_D_KEY,
2305 "setkeybinding: delete #%d %s\n",
2306 i, keyfuncs[keys[i].funcid].name);
2307 j = keys_length - 1;
2308 if (i < j)
2309 keys[i] = keys[j];
2310 keys_length--;
2311 return;
2312 } else {
2313 /* found: replace */
2314 DNPRINTF(SWM_D_KEY,
2315 "setkeybinding: replace #%d %s\n",
2316 i, keyfuncs[keys[i].funcid].name);
2317 keys[i].mod = mod;
2318 keys[i].keysym = ks;
2319 keys[i].funcid = kfid;
2320 return;
2321 }
2322 }
2323 }
2324 if (kfid == kf_invalid) {
2325 fprintf(stderr,
2326 "error: setkeybinding: cannot find mod/key combination");
2327 return;
2328 }
2329 /* not found: add */
2330 if (keys_size == 0 || keys == NULL) {
2331 keys_size = 4;
2332 DNPRINTF(SWM_D_KEY, "setkeybinding: init list %d\n", keys_size);
2333 keys = malloc((size_t)keys_size * sizeof(struct key));
2334 if (!keys) {
2335 fprintf(stderr, "malloc failed\n");
2336 perror(" failed");
2337 quit(NULL, NULL);
2338 }
2339 } else if (keys_length == keys_size) {
2340 keys_size *= 2;
2341 DNPRINTF(SWM_D_KEY, "setkeybinding: grow list %d\n", keys_size);
2342 keys = realloc(keys, (size_t)keys_size * sizeof(struct key));
2343 if (!keys) {
2344 fprintf(stderr, "realloc failed\n");
2345 perror(" failed");
2346 quit(NULL, NULL);
2347 }
2348 }
2349 if (keys_length < keys_size) {
2350 DNPRINTF(SWM_D_KEY, "setkeybinding: add %d\n", keys_length);
2351 j = keys_length++;
2352 keys[j].mod = mod;
2353 keys[j].keysym = ks;
2354 keys[j].funcid = kfid;
2355 } else {
2356 fprintf(stderr, "keys array problem?\n");
2357 if (!keys) {
2358 fprintf(stderr, "keys array problem\n");
2359 quit(NULL, NULL);
2360 }
2361 }
2362 }
2363 void
2364 setup_keys(void)
2365 {
2366 setkeybinding(MODKEY, XK_space, kf_cycle_layout);
2367 setkeybinding(MODKEY|ShiftMask, XK_space, kf_stack_reset);
2368 setkeybinding(MODKEY, XK_h, kf_master_shrink);
2369 setkeybinding(MODKEY, XK_l, kf_master_grow);
2370 setkeybinding(MODKEY, XK_comma, kf_master_add);
2371 setkeybinding(MODKEY, XK_period, kf_master_del);
2372 setkeybinding(MODKEY|ShiftMask, XK_comma, kf_stack_inc);
2373 setkeybinding(MODKEY|ShiftMask, XK_period, kf_stack_dec);
2374 setkeybinding(MODKEY, XK_Return, kf_swap_main);
2375 setkeybinding(MODKEY, XK_j, kf_focus_next);
2376 setkeybinding(MODKEY, XK_k, kf_focus_prev);
2377 setkeybinding(MODKEY|ShiftMask, XK_j, kf_swap_next);
2378 setkeybinding(MODKEY|ShiftMask, XK_k, kf_swap_next);
2379 setkeybinding(MODKEY|ShiftMask, XK_Return, kf_spawn_term);
2380 setkeybinding(MODKEY, XK_p, kf_spawn_menu);
2381 setkeybinding(MODKEY|ShiftMask, XK_q, kf_quit);
2382 setkeybinding(MODKEY, XK_q, kf_restart);
2383 setkeybinding(MODKEY, XK_m, kf_focus_main);
2384 setkeybinding(MODKEY, XK_1, kf_ws_1);
2385 setkeybinding(MODKEY, XK_2, kf_ws_2);
2386 setkeybinding(MODKEY, XK_3, kf_ws_3);
2387 setkeybinding(MODKEY, XK_4, kf_ws_4);
2388 setkeybinding(MODKEY, XK_5, kf_ws_5);
2389 setkeybinding(MODKEY, XK_6, kf_ws_6);
2390 setkeybinding(MODKEY, XK_7, kf_ws_7);
2391 setkeybinding(MODKEY, XK_8, kf_ws_8);
2392 setkeybinding(MODKEY, XK_9, kf_ws_9);
2393 setkeybinding(MODKEY, XK_0, kf_ws_10);
2394 setkeybinding(MODKEY, XK_Right, kf_ws_next);
2395 setkeybinding(MODKEY, XK_Left, kf_ws_prev);
2396 setkeybinding(MODKEY|ShiftMask, XK_Right, kf_screen_next);
2397 setkeybinding(MODKEY|ShiftMask, XK_Left, kf_screen_prev);
2398 setkeybinding(MODKEY|ShiftMask, XK_1, kf_mvws_1);
2399 setkeybinding(MODKEY|ShiftMask, XK_2, kf_mvws_2);
2400 setkeybinding(MODKEY|ShiftMask, XK_3, kf_mvws_3);
2401 setkeybinding(MODKEY|ShiftMask, XK_4, kf_mvws_4);
2402 setkeybinding(MODKEY|ShiftMask, XK_5, kf_mvws_5);
2403 setkeybinding(MODKEY|ShiftMask, XK_6, kf_mvws_6);
2404 setkeybinding(MODKEY|ShiftMask, XK_7, kf_mvws_7);
2405 setkeybinding(MODKEY|ShiftMask, XK_8, kf_mvws_8);
2406 setkeybinding(MODKEY|ShiftMask, XK_9, kf_mvws_9);
2407 setkeybinding(MODKEY|ShiftMask, XK_0, kf_mvws_10);
2408 setkeybinding(MODKEY, XK_b, kf_bar_toggle);
2409 setkeybinding(MODKEY, XK_Tab, kf_focus_next);
2410 setkeybinding(MODKEY|ShiftMask, XK_Tab, kf_focus_prev);
2411 setkeybinding(MODKEY|ShiftMask, XK_x, kf_wind_kill);
2412 setkeybinding(MODKEY, XK_x, kf_wind_del);
2413 setkeybinding(MODKEY, XK_s, kf_screenshot_all);
2414 setkeybinding(MODKEY|ShiftMask, XK_s, kf_screenshot_wind);
2415 setkeybinding(MODKEY, XK_t, kf_float_toggle);
2416 setkeybinding(MODKEY|ShiftMask, XK_v, kf_version);
2417 setkeybinding(MODKEY|ShiftMask, XK_Delete, kf_spawn_lock);
2418 setkeybinding(MODKEY|ShiftMask, XK_i, kf_spawn_initscr);
2419 }
2420 void
2421 updatenumlockmask(void)
2422 {
2423 unsigned int i, j;
2424 XModifierKeymap *modmap;
2425
2426 DNPRINTF(SWM_D_MISC, "updatenumlockmask\n");
2427 numlockmask = 0;
2428 modmap = XGetModifierMapping(display);
2429 for (i = 0; i < 8; i++)
2430 for (j = 0; j < modmap->max_keypermod; j++)
2431 if (modmap->modifiermap[i * modmap->max_keypermod + j]
2432 == XKeysymToKeycode(display, XK_Num_Lock))
2433 numlockmask = (1 << i);
2434
2435 XFreeModifiermap(modmap);
2436 }
2437
2438 void
2439 grabkeys(void)
2440 {
2441 unsigned int i, j, k;
2442 KeyCode code;
2443 unsigned int modifiers[] =
2444 { 0, LockMask, numlockmask, numlockmask | LockMask };
2445
2446 DNPRINTF(SWM_D_MISC, "grabkeys\n");
2447 updatenumlockmask();
2448
2449 for (k = 0; k < ScreenCount(display); k++) {
2450 if (TAILQ_EMPTY(&screens[k].rl))
2451 continue;
2452 XUngrabKey(display, AnyKey, AnyModifier, screens[k].root);
2453 for (i = 0; i < keys_length; i++) {
2454 if ((code = XKeysymToKeycode(display, keys[i].keysym)))
2455 for (j = 0; j < LENGTH(modifiers); j++)
2456 XGrabKey(display, code,
2457 keys[i].mod | modifiers[j],
2458 screens[k].root, True,
2459 GrabModeAsync, GrabModeAsync);
2460 }
2461 }
2462 }
2463
2464 void
2465 grabbuttons(struct ws_win *win, int focused)
2466 {
2467 unsigned int i, j;
2468 unsigned int modifiers[] =
2469 { 0, LockMask, numlockmask, numlockmask|LockMask };
2470
2471 updatenumlockmask();
2472 XUngrabButton(display, AnyButton, AnyModifier, win->id);
2473 if(focused) {
2474 for (i = 0; i < LENGTH(buttons); i++)
2475 if (buttons[i].action == client_click)
2476 for (j = 0; j < LENGTH(modifiers); j++)
2477 XGrabButton(display, buttons[i].button,
2478 buttons[i].mask | modifiers[j],
2479 win->id, False, BUTTONMASK,
2480 GrabModeAsync, GrabModeSync, None,
2481 None);
2482 } else
2483 XGrabButton(display, AnyButton, AnyModifier, win->id, False,
2484 BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
2485 }
2486
2487 void
2488 expose(XEvent *e)
2489 {
2490 DNPRINTF(SWM_D_EVENT, "expose: window: %lu\n", e->xexpose.window);
2491 }
2492
2493 void
2494 keypress(XEvent *e)
2495 {
2496 unsigned int i;
2497 KeySym keysym;
2498 XKeyEvent *ev = &e->xkey;
2499
2500 DNPRINTF(SWM_D_EVENT, "keypress: window: %lu\n", ev->window);
2501
2502 keysym = XKeycodeToKeysym(display, (KeyCode)ev->keycode, 0);
2503 for (i = 0; i < keys_length; i++)
2504 if (keysym == keys[i].keysym
2505 && CLEANMASK(keys[i].mod) == CLEANMASK(ev->state)
2506 && keyfuncs[keys[i].funcid].func)
2507 keyfuncs[keys[i].funcid].func(
2508 root_to_region(ev->root),
2509 &(keyfuncs[keys[i].funcid].args)
2510 );
2511 }
2512
2513 void
2514 buttonpress(XEvent *e)
2515 {
2516 XButtonPressedEvent *ev = &e->xbutton;
2517
2518 struct ws_win *win;
2519 int i, action;
2520
2521 DNPRINTF(SWM_D_EVENT, "buttonpress: window: %lu\n", ev->window);
2522
2523 action = root_click;
2524 if ((win = find_window(ev->window)) == NULL)
2525 return;
2526 else {
2527 focus_win(win);
2528 action = client_click;
2529 }
2530
2531 for (i = 0; i < LENGTH(buttons); i++)
2532 if (action == buttons[i].action && buttons[i].func &&
2533 buttons[i].button == ev->button &&
2534 CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state))
2535 buttons[i].func(win, &buttons[i].args);
2536 }
2537
2538 void
2539 set_win_state(struct ws_win *win, long state)
2540 {
2541 long data[] = {state, None};
2542
2543 DNPRINTF(SWM_D_EVENT, "set_win_state: window: %lu\n", win->id);
2544
2545 XChangeProperty(display, win->id, astate, astate, 32, PropModeReplace,
2546 (unsigned char *)data, 2);
2547 }
2548
2549 struct ws_win *
2550 manage_window(Window id)
2551 {
2552 Window trans;
2553 struct workspace *ws;
2554 struct ws_win *win;
2555 int format, i, ws_idx, n;
2556 unsigned long nitems, bytes;
2557 Atom ws_idx_atom = 0, type;
2558 Atom *prot = NULL, *pp;
2559 unsigned char ws_idx_str[SWM_PROPLEN], *prop = NULL;
2560 struct swm_region *r;
2561 long mask;
2562 const char *errstr;
2563 XWindowChanges wc;
2564
2565 if ((win = find_window(id)) != NULL)
2566 return (win); /* already being managed */
2567
2568 if ((win = calloc(1, sizeof(struct ws_win))) == NULL)
2569 errx(1, "calloc: failed to allocate memory for new window");
2570
2571 /* Get all the window data in one shot */
2572 ws_idx_atom = XInternAtom(display, "_SWM_WS", False);
2573 if (ws_idx_atom)
2574 XGetWindowProperty(display, id, ws_idx_atom, 0, SWM_PROPLEN,
2575 False, XA_STRING, &type, &format, &nitems, &bytes, &prop);
2576 XGetWindowAttributes(display, id, &win->wa);
2577 XGetTransientForHint(display, id, &trans);
2578 XGetWMNormalHints(display, id, &win->sh, &mask); /* XXX function? */
2579 if (trans) {
2580 win->transient = trans;
2581 DNPRINTF(SWM_D_MISC, "manage_window: win %u transient %u\n",
2582 (unsigned)win->id, win->transient);
2583 }
2584 /* get supported protocols */
2585 if (XGetWMProtocols(display, id, &prot, &n)) {
2586 for (i = 0, pp = prot; i < n; i++, pp++)
2587 if (*pp == adelete)
2588 win->can_delete = 1;
2589 if (prot)
2590 XFree(prot);
2591 }
2592
2593 /*
2594 * Figure out where to put the window. If it was previously assigned to
2595 * a workspace (either by spawn() or manually moving), and isn't
2596 * transient, * put it in the same workspace
2597 */
2598 r = root_to_region(win->wa.root);
2599 if (prop && win->transient == 0) {
2600 DNPRINTF(SWM_D_PROP, "got property _SWM_WS=%s\n", prop);
2601 ws_idx = strtonum(prop, 0, 9, &errstr);
2602 if (errstr) {
2603 DNPRINTF(SWM_D_EVENT, "window idx is %s: %s",
2604 errstr, prop);
2605 }
2606 ws = &r->s->ws[ws_idx];
2607 } else
2608 ws = r->ws;
2609
2610 /* set up the window layout */
2611 win->id = id;
2612 win->ws = ws;
2613 win->s = r->s; /* this never changes */
2614 TAILQ_INSERT_TAIL(&ws->winlist, win, entry);
2615
2616 win->g.w = win->wa.width;
2617 win->g.h = win->wa.height;
2618 win->g.x = win->wa.x;
2619 win->g.y = win->wa.y;
2620
2621 /* Set window properties so we can remember this after reincarnation */
2622 if (ws_idx_atom && prop == NULL &&
2623 snprintf(ws_idx_str, SWM_PROPLEN, "%d", ws->idx) < SWM_PROPLEN) {
2624 DNPRINTF(SWM_D_PROP, "setting property _SWM_WS to %s\n",
2625 ws_idx_str);
2626 XChangeProperty(display, win->id, ws_idx_atom, XA_STRING, 8,
2627 PropModeReplace, ws_idx_str, SWM_PROPLEN);
2628 }
2629 XFree(prop);
2630
2631 if (XGetClassHint(display, win->id, &win->ch)) {
2632 DNPRINTF(SWM_D_CLASS, "class: %s name: %s\n",
2633 win->ch.res_class, win->ch.res_name);
2634 for (i = 0; quirks[i].class != NULL && quirks[i].name != NULL &&
2635 quirks[i].quirk != 0; i++){
2636 if (!strcmp(win->ch.res_class, quirks[i].class) &&
2637 !strcmp(win->ch.res_name, quirks[i].name)) {
2638 DNPRINTF(SWM_D_CLASS, "found: %s name: %s\n",
2639 win->ch.res_class, win->ch.res_name);
2640 if (quirks[i].quirk & SWM_Q_FLOAT)
2641 win->floating = 1;
2642 win->quirks = quirks[i].quirk;
2643 }
2644 }
2645 }
2646
2647 /* alter window position if quirky */
2648 if (win->quirks & SWM_Q_ANYWHERE) {
2649 win->manual = 1; /* don't center the quirky windows */
2650 bzero(&wc, sizeof wc);
2651 mask = 0;
2652 if (win->g.y < bar_height) {
2653 win->g.y = wc.y = bar_height;
2654 mask |= CWY;
2655 }
2656 if (win->g.w + win->g.x > WIDTH(r)) {
2657 win->g.x = wc.x = WIDTH(win->ws->r) - win->g.w - 2;
2658 mask |= CWX;
2659 }
2660 wc.border_width = 1;
2661 mask |= CWBorderWidth;
2662 XConfigureWindow(display, win->id, mask, &wc);
2663 }
2664
2665 /* Reset font sizes (the bruteforce way; no default keybinding). */
2666 if (win->quirks & SWM_Q_XTERM_FONTADJ) {
2667 for (i = 0; i < SWM_MAX_FONT_STEPS; i++)
2668 fake_keypress(win, XK_KP_Subtract, ShiftMask);
2669 for (i = 0; i < SWM_MAX_FONT_STEPS; i++)
2670 fake_keypress(win, XK_KP_Add, ShiftMask);
2671 }
2672
2673 XSelectInput(display, id, EnterWindowMask | FocusChangeMask |
2674 PropertyChangeMask | StructureNotifyMask);
2675
2676 set_win_state(win, NormalState);
2677
2678 /* floaters need to be mapped if they are in the current workspace */
2679 if (win->floating && (ws->idx == r->ws->idx))
2680 XMapRaised(display, win->id);
2681
2682 /* make new win focused */
2683 focus_win(win);
2684
2685 return (win);
2686 }
2687
2688 void
2689 unmanage_window(struct ws_win *win)
2690 {
2691 struct workspace *ws;
2692
2693 if (win == NULL)
2694 return;
2695
2696 DNPRINTF(SWM_D_MISC, "unmanage_window: %lu\n", win->id);
2697
2698 /* don't unmanage if we are switching workspaces */
2699 ws = win->ws;
2700 if (ws->restack)
2701 return;
2702
2703 /* find a window to focus */
2704 if (ws->focus == win)
2705 ws->focus = TAILQ_PREV(win, ws_win_list, entry);
2706 if (ws->focus == NULL)
2707 ws->focus = TAILQ_FIRST(&ws->winlist);
2708 if (ws->focus == NULL || ws->focus == win) {
2709 ws->focus = NULL;
2710 unfocus_win(win);
2711 } else
2712 focus_win(ws->focus);
2713 if (ws->focus_prev == win)
2714 ws->focus_prev = NULL;
2715
2716 TAILQ_REMOVE(&win->ws->winlist, win, entry);
2717 set_win_state(win, WithdrawnState);
2718 if (win->ch.res_class)
2719 XFree(win->ch.res_class);
2720 if (win->ch.res_name)
2721 XFree(win->ch.res_name);
2722 free(win);
2723 }
2724
2725 void
2726 configurerequest(XEvent *e)
2727 {
2728 XConfigureRequestEvent *ev = &e->xconfigurerequest;
2729 struct ws_win *win;
2730 int new = 0;
2731 XWindowChanges wc;
2732
2733 if ((win = find_window(ev->window)) == NULL)
2734 new = 1;
2735
2736 if (new) {
2737 DNPRINTF(SWM_D_EVENT, "configurerequest: new window: %lu\n",
2738 ev->window);
2739 bzero(&wc, sizeof wc);
2740 wc.x = ev->x;
2741 wc.y = ev->y;
2742 wc.width = ev->width;
2743 wc.height = ev->height;
2744 wc.border_width = ev->border_width;
2745 wc.sibling = ev->above;
2746 wc.stack_mode = ev->detail;
2747 XConfigureWindow(display, ev->window, ev->value_mask, &wc);
2748 } else {
2749 DNPRINTF(SWM_D_EVENT, "configurerequest: change window: %lu\n",
2750 ev->window);
2751 if (win->floating) {
2752 if (ev->value_mask & CWX)
2753 win->g.x = ev->x;
2754 if (ev->value_mask & CWY)
2755 win->g.y = ev->y;
2756 if (ev->value_mask & CWWidth)
2757 win->g.w = ev->width;
2758 if (ev->value_mask & CWHeight)
2759 win->g.h = ev->height;
2760 if (win->ws->r != NULL) {
2761 /* this seems to be full screen */
2762 if (win->g.w >= WIDTH(win->ws->r)) {
2763 win->g.x = 0;
2764 win->g.w = WIDTH(win->ws->r);
2765 ev->value_mask |= CWX | CWWidth;
2766 }
2767 if (win->g.h >= HEIGHT(win->ws->r)) {
2768 /* kill border */
2769 win->g.y = 0;
2770 win->g.h = HEIGHT(win->ws->r);
2771 ev->value_mask |= CWY | CWHeight;
2772 }
2773 }
2774 if ((ev->value_mask & (CWX | CWY)) &&
2775 !(ev->value_mask & (CWWidth | CWHeight)))
2776 config_win(win);
2777 XMoveResizeWindow(display, win->id,
2778 win->g.x, win->g.y, win->g.w, win->g.h);
2779 } else
2780 config_win(win);
2781 }
2782 }
2783
2784 void
2785 configurenotify(XEvent *e)
2786 {
2787 struct ws_win *win;
2788 long mask;
2789
2790 DNPRINTF(SWM_D_EVENT, "configurenotify: window: %lu\n",
2791 e->xconfigure.window);
2792
2793 XMapWindow(display, e->xconfigure.window);
2794 win = find_window(e->xconfigure.window);
2795 if (win) {
2796 XGetWMNormalHints(display, win->id, &win->sh, &mask);
2797 adjust_font(win);
2798 XMapWindow(display, win->id);
2799 if (font_adjusted)
2800 stack();
2801 }
2802 }
2803
2804 void
2805 destroynotify(XEvent *e)
2806 {
2807 struct ws_win *win;
2808 XDestroyWindowEvent *ev = &e->xdestroywindow;
2809
2810 DNPRINTF(SWM_D_EVENT, "destroynotify: window %lu\n", ev->window);
2811
2812 if ((win = find_window(ev->window)) != NULL) {
2813 unmanage_window(win);
2814 stack();
2815 }
2816 }
2817
2818 void
2819 enternotify(XEvent *e)
2820 {
2821 XCrossingEvent *ev = &e->xcrossing;
2822 struct ws_win *win;
2823
2824 DNPRINTF(SWM_D_EVENT, "enternotify: window: %lu\n", ev->window);
2825
2826 if (ignore_enter) {
2827 /* eat event(r) to prevent autofocus */
2828 ignore_enter--;
2829 return;
2830 }
2831
2832 if ((win = find_window(ev->window)) != NULL)
2833 focus_win(win);
2834 }
2835
2836 void
2837 focusin(XEvent *e)
2838 {
2839 DNPRINTF(SWM_D_EVENT, "focusin: window: %lu\n", e->xfocus.window);
2840 }
2841
2842 void
2843 focusout(XEvent *e)
2844 {
2845 DNPRINTF(SWM_D_EVENT, "focusout: window: %lu\n", e->xfocus.window);
2846
2847 if (cur_focus && cur_focus->ws->r &&
2848 cur_focus->id == e->xfocus.window) {
2849 struct swm_screen *s = cur_focus->ws->r->s;
2850 Window rr, cr;
2851 int x, y, wx, wy;
2852 unsigned int mask;
2853
2854 /* Try to detect synergy hiding the cursor. */
2855 if (XQueryPointer(display, cur_focus->id,
2856 &rr, &cr, &x, &y, &wx, &wy, &mask) != False &&
2857 cr == 0 && !mask &&
2858 x == DisplayWidth(display, s->idx)/2 &&
2859 y == DisplayHeight(display, s->idx)/2) {
2860 unfocus_win(cur_focus);
2861 }
2862 }
2863 }
2864
2865 void
2866 mappingnotify(XEvent *e)
2867 {
2868 XMappingEvent *ev = &e->xmapping;
2869
2870 DNPRINTF(SWM_D_EVENT, "mappingnotify: window: %lu\n", ev->window);
2871
2872 XRefreshKeyboardMapping(ev);
2873 if (ev->request == MappingKeyboard)
2874 grabkeys();
2875 }
2876
2877 void
2878 maprequest(XEvent *e)
2879 {
2880 XMapRequestEvent *ev = &e->xmaprequest;
2881 XWindowAttributes wa;
2882
2883 DNPRINTF(SWM_D_EVENT, "maprequest: window: %lu\n",
2884 e->xmaprequest.window);
2885
2886 if (!XGetWindowAttributes(display, ev->window, &wa))
2887 return;
2888 if (wa.override_redirect)
2889 return;
2890 manage_window(e->xmaprequest.window);
2891
2892 stack();
2893 }
2894
2895 void
2896 propertynotify(XEvent *e)
2897 {
2898 struct ws_win *win;
2899 XPropertyEvent *ev = &e->xproperty;
2900
2901 DNPRINTF(SWM_D_EVENT, "propertynotify: window: %lu\n",
2902 ev->window);
2903
2904 if (ev->state == PropertyDelete)
2905 return; /* ignore */
2906 win = find_window(ev->window);
2907 if (win == NULL)
2908 return;
2909
2910 switch (ev->atom) {
2911 case XA_WM_NORMAL_HINTS:
2912 #if 0
2913 long mask;
2914 XGetWMNormalHints(display, win->id, &win->sh, &mask);
2915 fprintf(stderr, "normal hints: flag 0x%x\n", win->sh.flags);
2916 if (win->sh.flags & PMinSize) {
2917 win->g.w = win->sh.min_width;
2918 win->g.h = win->sh.min_height;
2919 fprintf(stderr, "min %d %d\n", win->g.w, win->g.h);
2920 }
2921 XMoveResizeWindow(display, win->id,
2922 win->g.x, win->g.y, win->g.w, win->g.h);
2923 #endif
2924 break;
2925 default:
2926 break;
2927 }
2928 }
2929
2930 void
2931 unmapnotify(XEvent *e)
2932 {
2933 XDestroyWindowEvent *ev = &e->xdestroywindow;
2934 struct ws_win *win;
2935
2936 DNPRINTF(SWM_D_EVENT, "unmapnotify: window: %lu\n", e->xunmap.window);
2937
2938 if ((win = find_window(ev->window)) != NULL)
2939 if (win->transient)
2940 unmanage_window(win);
2941 }
2942
2943 void
2944 visibilitynotify(XEvent *e)
2945 {
2946 int i;
2947 struct swm_region *r;
2948
2949 DNPRINTF(SWM_D_EVENT, "visibilitynotify: window: %lu\n",
2950 e->xvisibility.window);
2951 if (e->xvisibility.state == VisibilityUnobscured)
2952 for (i = 0; i < ScreenCount(display); i++)
2953 TAILQ_FOREACH(r, &screens[i].rl, entry)
2954 if (e->xvisibility.window == r->bar_window)
2955 bar_update();
2956 }
2957
2958 int
2959 xerror_start(Display *d, XErrorEvent *ee)
2960 {
2961 other_wm = 1;
2962 return (-1);
2963 }
2964
2965 int
2966 xerror(Display *d, XErrorEvent *ee)
2967 {
2968 /* fprintf(stderr, "error: %p %p\n", display, ee); */
2969 return (-1);
2970 }
2971
2972 int
2973 active_wm(void)
2974 {
2975 other_wm = 0;
2976 xerrorxlib = XSetErrorHandler(xerror_start);
2977
2978 /* this causes an error if some other window manager is running */
2979 XSelectInput(display, DefaultRootWindow(display),
2980 SubstructureRedirectMask);
2981 XSync(display, False);
2982 if (other_wm)
2983 return (1);
2984
2985 XSetErrorHandler(xerror);
2986 XSync(display, False);
2987 return (0);
2988 }
2989
2990 long
2991 getstate(Window w)
2992 {
2993 int format, status;
2994 long result = -1;
2995 unsigned char *p = NULL;
2996 unsigned long n, extra;
2997 Atom real;
2998
2999 status = XGetWindowProperty(display, w, astate, 0L, 2L, False, astate,
3000 &real, &format, &n, &extra, (unsigned char **)&p);
3001 if (status != Success)
3002 return (-1);
3003 if (n != 0)
3004 result = *((long *)p);
3005 XFree(p);
3006 return (result);
3007 }
3008
3009 void
3010 new_region(struct swm_screen *s, int x, int y, int w, int h)
3011 {
3012 struct swm_region *r, *n;
3013 struct workspace *ws = NULL;
3014 int i;
3015
3016 DNPRINTF(SWM_D_MISC, "new region: screen[%d]:%dx%d+%d+%d\n",
3017 s->idx, w, h, x, y);
3018
3019 /* remove any conflicting regions */
3020 n = TAILQ_FIRST(&s->rl);
3021 while (n) {
3022 r = n;
3023 n = TAILQ_NEXT(r, entry);
3024 if (X(r) < (x + w) &&
3025 (X(r) + WIDTH(r)) > x &&
3026 Y(r) < (y + h) &&
3027 (Y(r) + HEIGHT(r)) > y) {
3028 XDestroyWindow(display, r->bar_window);
3029 TAILQ_REMOVE(&s->rl, r, entry);
3030 TAILQ_INSERT_TAIL(&s->orl, r, entry);
3031 }
3032 }
3033
3034 /* search old regions for one to reuse */
3035
3036 /* size + location match */
3037 TAILQ_FOREACH(r, &s->orl, entry)
3038 if (X(r) == x && Y(r) == y &&
3039 HEIGHT(r) == h && WIDTH(r) == w)
3040 break;
3041
3042 /* size match */
3043 TAILQ_FOREACH(r, &s->orl, entry)
3044 if (HEIGHT(r) == h && WIDTH(r) == w)
3045 break;
3046
3047 if (r != NULL) {
3048 TAILQ_REMOVE(&s->orl, r, entry);
3049 /* try to use old region's workspace */
3050 if (r->ws->r == NULL)
3051 ws = r->ws;
3052 } else
3053 if ((r = calloc(1, sizeof(struct swm_region))) == NULL)
3054 errx(1, "calloc: failed to allocate memory for screen");
3055
3056 /* if we don't have a workspace already, find one */
3057 if (ws == NULL) {
3058 for (i = 0; i < SWM_WS_MAX; i++)
3059 if (s->ws[i].r == NULL) {
3060 ws = &s->ws[i];
3061 break;
3062 }
3063 }
3064
3065 if (ws == NULL)
3066 errx(1, "no free workspaces\n");
3067
3068 X(r) = x;
3069 Y(r) = y;
3070 WIDTH(r) = w;
3071 HEIGHT(r) = h;
3072 r->s = s;
3073 r->ws = ws;
3074 ws->r = r;
3075 TAILQ_INSERT_TAIL(&s->rl, r, entry);
3076 }
3077
3078 void
3079 scan_xrandr(int i)
3080 {
3081 #ifdef SWM_XRR_HAS_CRTC
3082 XRRCrtcInfo *ci;
3083 XRRScreenResources *sr;
3084 int c;
3085 int ncrtc = 0;
3086 #endif /* SWM_XRR_HAS_CRTC */
3087 struct swm_region *r;
3088
3089
3090 if (i >= ScreenCount(display))
3091 errx(1, "invalid screen");
3092
3093 /* remove any old regions */
3094 while ((r = TAILQ_FIRST(&screens[i].rl)) != NULL) {
3095 r->ws->r = NULL;
3096 XDestroyWindow(display, r->bar_window);
3097 TAILQ_REMOVE(&screens[i].rl, r, entry);
3098 TAILQ_INSERT_TAIL(&screens[i].orl, r, entry);
3099 }
3100
3101 /* map virtual screens onto physical screens */
3102 #ifdef SWM_XRR_HAS_CRTC
3103 if (xrandr_support) {
3104 sr = XRRGetScreenResources(display, screens[i].root);
3105 if (sr == NULL)
3106 new_region(&screens[i], 0, 0,
3107 DisplayWidth(display, i),
3108 DisplayHeight(display, i));
3109 else
3110 ncrtc = sr->ncrtc;
3111
3112 for (c = 0, ci = NULL; c < ncrtc; c++) {
3113 ci = XRRGetCrtcInfo(display, sr, sr->crtcs[c]);
3114 if (ci->noutput == 0)
3115 continue;
3116
3117 if (ci != NULL && ci->mode == None)
3118 new_region(&screens[i], 0, 0,
3119 DisplayWidth(display, i),
3120 DisplayHeight(display, i));
3121 else
3122 new_region(&screens[i],
3123 ci->x, ci->y, ci->width, ci->height);
3124 }
3125 if (ci)
3126 XRRFreeCrtcInfo(ci);
3127 XRRFreeScreenResources(sr);
3128 } else
3129 #endif /* SWM_XRR_HAS_CRTC */
3130 {
3131 new_region(&screens[i], 0, 0, DisplayWidth(display, i),
3132 DisplayHeight(display, i));
3133 }
3134 }
3135
3136 void
3137 screenchange(XEvent *e) {
3138 XRRScreenChangeNotifyEvent *xe = (XRRScreenChangeNotifyEvent *)e;
3139 struct swm_region *r;
3140 struct ws_win *win;
3141 int i;
3142
3143 DNPRINTF(SWM_D_EVENT, "screenchange: %lu\n", xe->root);
3144
3145 if (!XRRUpdateConfiguration(e))
3146 return;
3147
3148 /* silly event doesn't include the screen index */
3149 for (i = 0; i < ScreenCount(display); i++)
3150 if (screens[i].root == xe->root)
3151 break;
3152 if (i >= ScreenCount(display))
3153 errx(1, "screenchange: screen not found\n");
3154
3155 /* brute force for now, just re-enumerate the regions */
3156 scan_xrandr(i);
3157
3158 /* hide any windows that went away */
3159 TAILQ_FOREACH(r, &screens[i].rl, entry)
3160 TAILQ_FOREACH(win, &r->ws->winlist, entry)
3161 XUnmapWindow(display, win->id);
3162
3163 /* add bars to all regions */
3164 for (i = 0; i < ScreenCount(display); i++)
3165 TAILQ_FOREACH(r, &screens[i].rl, entry)
3166 bar_setup(r);
3167 stack();
3168 }
3169
3170 void
3171 setup_screens(void)
3172 {
3173 Window d1, d2, *wins = NULL;
3174 XWindowAttributes wa;
3175 unsigned int no;
3176 int i, j, k;
3177 int errorbase, major, minor;
3178 struct workspace *ws;
3179 int ws_idx_atom;
3180
3181
3182 if ((screens = calloc(ScreenCount(display),
3183 sizeof(struct swm_screen))) == NULL)
3184 errx(1, "calloc: screens");
3185
3186 ws_idx_atom = XInternAtom(display, "_SWM_WS", False);
3187
3188 /* initial Xrandr setup */
3189 xrandr_support = XRRQueryExtension(display,
3190 &xrandr_eventbase, &errorbase);
3191 if (xrandr_support)
3192 if (XRRQueryVersion(display, &major, &minor) && major < 1)
3193 xrandr_support = 0;
3194
3195 /* map physical screens */
3196 for (i = 0; i < ScreenCount(display); i++) {
3197 DNPRINTF(SWM_D_WS, "setup_screens: init screen %d\n", i);
3198 screens[i].idx = i;
3199 TAILQ_INIT(&screens[i].rl);
3200 TAILQ_INIT(&screens[i].orl);
3201 screens[i].root = RootWindow(display, i);
3202
3203 /* set default colors */
3204 setscreencolor("red", i + 1, SWM_S_COLOR_FOCUS);
3205 setscreencolor("rgb:88/88/88", i + 1, SWM_S_COLOR_UNFOCUS);
3206 setscreencolor("rgb:00/80/80", i + 1, SWM_S_COLOR_BAR_BORDER);
3207 setscreencolor("black", i + 1, SWM_S_COLOR_BAR);
3208 setscreencolor("rgb:a0/a0/a0", i + 1, SWM_S_COLOR_BAR_FONT);
3209
3210 /* init all workspaces */
3211 /* XXX these should be dynamically allocated too */
3212 for (j = 0; j < SWM_WS_MAX; j++) {
3213 ws = &screens[i].ws[j];
3214 ws->idx = j;
3215 ws->restack = 1;
3216 ws->focus = NULL;
3217 ws->r = NULL;
3218 TAILQ_INIT(&ws->winlist);
3219
3220 for (k = 0; layouts[k].l_stack != NULL; k++)
3221 if (layouts[k].l_config != NULL)
3222 layouts[k].l_config(ws,
3223 SWM_ARG_ID_STACKINIT);
3224 ws->cur_layout = &layouts[0];
3225 }
3226 /* grab existing windows (before we build the bars)*/
3227 if (!XQueryTree(display, screens[i].root, &d1, &d2, &wins, &no))
3228 continue;
3229
3230 scan_xrandr(i);
3231
3232 if (xrandr_support)
3233 XRRSelectInput(display, screens[i].root,
3234 RRScreenChangeNotifyMask);
3235
3236 /* attach windows to a region */
3237 /* normal windows */
3238 for (j = 0; j < no; j++) {
3239 XGetWindowAttributes(display, wins[j], &wa);
3240 if (!XGetWindowAttributes(display, wins[j], &wa) ||
3241 wa.override_redirect ||
3242 XGetTransientForHint(display, wins[j], &d1))
3243 continue;
3244
3245 if (wa.map_state == IsViewable ||
3246 getstate(wins[j]) == NormalState)
3247 manage_window(wins[j]);
3248 }
3249 /* transient windows */
3250 for (j = 0; j < no; j++) {
3251 if (!XGetWindowAttributes(display, wins[j], &wa))
3252 continue;
3253
3254 if (XGetTransientForHint(display, wins[j], &d1) &&
3255 (wa.map_state == IsViewable || getstate(wins[j]) ==
3256 NormalState))
3257 manage_window(wins[j]);
3258 }
3259 if (wins) {
3260 XFree(wins);
3261 wins = NULL;
3262 }
3263 }
3264 }
3265
3266 void
3267 workaround(void)
3268 {
3269 int i;
3270 Atom netwmcheck, netwmname, utf8_string;
3271 Window root;
3272
3273 /* work around sun jdk bugs, code from wmname */
3274 netwmcheck = XInternAtom(display, "_NET_SUPPORTING_WM_CHECK", False);
3275 netwmname = XInternAtom(display, "_NET_WM_NAME", False);
3276 utf8_string = XInternAtom(display, "UTF8_STRING", False);
3277 for (i = 0; i < ScreenCount(display); i++) {
3278 root = screens[i].root;
3279 XChangeProperty(display, root, netwmcheck, XA_WINDOW, 32,
3280 PropModeReplace, (unsigned char *)&root, 1);
3281 XChangeProperty(display, root, netwmname, utf8_string, 8,
3282 PropModeReplace, "LG3D", strlen("LG3D"));
3283 }
3284 }
3285
3286 int
3287 main(int argc, char *argv[])
3288 {
3289 struct passwd *pwd;
3290 struct swm_region *r;
3291 char conf[PATH_MAX], *cfile = NULL;
3292 struct stat sb;
3293 XEvent e;
3294 int xfd, i;
3295 fd_set rd;
3296
3297 start_argv = argv;
3298 fprintf(stderr, "Welcome to scrotwm V%s cvs tag: %s\n",
3299 SWM_VERSION, cvstag);
3300 if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
3301 warnx("no locale support");
3302
3303 if (!(display = XOpenDisplay(0)))
3304 errx(1, "can not open display");
3305
3306 if (active_wm())
3307 errx(1, "other wm running");
3308
3309 astate = XInternAtom(display, "WM_STATE", False);
3310 aprot = XInternAtom(display, "WM_PROTOCOLS", False);
3311 adelete = XInternAtom(display, "WM_DELETE_WINDOW", False);
3312
3313 /* look for local and global conf file */
3314 pwd = getpwuid(getuid());
3315 if (pwd == NULL)
3316 errx(1, "invalid user %d", getuid());
3317
3318 setup_screens();
3319 setup_keys();
3320
3321 snprintf(conf, sizeof conf, "%s/.%s", pwd->pw_dir, SWM_CONF_FILE);
3322 if (stat(conf, &sb) != -1) {
3323 if (S_ISREG(sb.st_mode))
3324 cfile = conf;
3325 } else {
3326 /* try global conf file */
3327 snprintf(conf, sizeof conf, "/etc/%s", SWM_CONF_FILE);
3328 if (!stat(conf, &sb))
3329 if (S_ISREG(sb.st_mode))
3330 cfile = conf;
3331 }
3332 if (cfile)
3333 conf_load(cfile);
3334
3335 /* setup all bars */
3336 for (i = 0; i < ScreenCount(display); i++)
3337 TAILQ_FOREACH(r, &screens[i].rl, entry)
3338 bar_setup(r);
3339
3340 /* set some values to work around bad programs */
3341 workaround();
3342
3343 grabkeys();
3344 stack();
3345
3346 xfd = ConnectionNumber(display);
3347 while (running) {
3348 FD_ZERO(&rd);
3349 FD_SET(xfd, &rd);
3350 if (select(xfd + 1, &rd, NULL, NULL, NULL) == -1)
3351 if (errno != EINTR)
3352 errx(1, "select failed");
3353 if (bar_alarm) {
3354 bar_alarm = 0;
3355 bar_update();
3356 }
3357 while (XPending(display)) {
3358 XNextEvent(display, &e);
3359 if (e.type < LASTEvent) {
3360 if (handler[e.type])
3361 handler[e.type](&e);
3362 else
3363 DNPRINTF(SWM_D_EVENT,
3364 "win: %lu unknown event: %d\n",
3365 e.xany.window, e.type);
3366 } else {
3367 switch (e.type - xrandr_eventbase) {
3368 case RRScreenChangeNotify:
3369 screenchange(&e);
3370 break;
3371 default:
3372 DNPRINTF(SWM_D_EVENT,
3373 "win: %lu unknown xrandr event: "
3374 "%d\n", e.xany.window, e.type);
3375 break;
3376 }
3377 }
3378 }
3379 }
3380
3381 XCloseDisplay(display);
3382
3383 return (0);
3384 }
spectrwm is a small dynamic tiling and reparenting window manager for X11