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