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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 * Copyright (c) 2009 Pierre-Yves Ritschard <pyr@spootnik.org>
7 *
8 * Permission to use, copy, modify, and distribute this software for any
9 * purpose with or without fee is hereby granted, provided that the above
10 * copyright notice and this permission notice appear in all copies.
11 *
12 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
13 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
14 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
15 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
16 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 */
20 /*
21 * Much code and ideas taken from dwm under the following license:
22 * MIT/X Consortium License
23 *
24 * 2006-2008 Anselm R Garbe <garbeam at gmail dot com>
25 * 2006-2007 Sander van Dijk <a dot h dot vandijk at gmail dot com>
26 * 2006-2007 Jukka Salmi <jukka at salmi dot ch>
27 * 2007 Premysl Hruby <dfenze at gmail dot com>
28 * 2007 Szabolcs Nagy <nszabolcs at gmail dot com>
29 * 2007 Christof Musik <christof at sendfax dot de>
30 * 2007-2008 Enno Gottox Boland <gottox at s01 dot de>
31 * 2007-2008 Peter Hartlich <sgkkr at hartlich dot com>
32 * 2008 Martin Hurton <martin dot hurton at gmail dot com>
33 *
34 * Permission is hereby granted, free of charge, to any person obtaining a
35 * copy of this software and associated documentation files (the "Software"),
36 * to deal in the Software without restriction, including without limitation
37 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
38 * and/or sell copies of the Software, and to permit persons to whom the
39 * Software is furnished to do so, subject to the following conditions:
40 *
41 * The above copyright notice and this permission notice shall be included in
42 * all copies or substantial portions of the Software.
43 *
44 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
45 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
46 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
47 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
48 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
49 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
50 * DEALINGS IN THE SOFTWARE.
51 */
52
53 static const char *cvstag = "$scrotwm$";
54
55 #define SWM_VERSION "0.9.6"
56
57 #include <stdio.h>
58 #include <stdlib.h>
59 #include <err.h>
60 #include <errno.h>
61 #include <fcntl.h>
62 #include <locale.h>
63 #include <unistd.h>
64 #include <time.h>
65 #include <signal.h>
66 #include <string.h>
67 #include <util.h>
68 #include <pwd.h>
69 #include <ctype.h>
70
71 #include <sys/types.h>
72 #include <sys/time.h>
73 #include <sys/stat.h>
74 #include <sys/wait.h>
75 #include <sys/queue.h>
76 #include <sys/param.h>
77 #include <sys/select.h>
78
79 #include <X11/cursorfont.h>
80 #include <X11/keysym.h>
81 #include <X11/Xatom.h>
82 #include <X11/Xlib.h>
83 #include <X11/Xproto.h>
84 #include <X11/Xutil.h>
85 #include <X11/extensions/Xrandr.h>
86
87 #if RANDR_MAJOR < 1
88 # error XRandR versions less than 1.0 are not supported
89 #endif
90
91 #if RANDR_MAJOR >= 1
92 #if RANDR_MINOR >= 2
93 #define SWM_XRR_HAS_CRTC
94 #endif
95 #endif
96
97 /* #define SWM_DEBUG */
98 #ifdef SWM_DEBUG
99 #define DPRINTF(x...) do { if (swm_debug) fprintf(stderr, x); } while(0)
100 #define DNPRINTF(n,x...) do { if (swm_debug & n) fprintf(stderr, x); } while(0)
101 #define SWM_D_MISC 0x0001
102 #define SWM_D_EVENT 0x0002
103 #define SWM_D_WS 0x0004
104 #define SWM_D_FOCUS 0x0008
105 #define SWM_D_MOVE 0x0010
106 #define SWM_D_STACK 0x0020
107 #define SWM_D_MOUSE 0x0040
108 #define SWM_D_PROP 0x0080
109 #define SWM_D_CLASS 0x0100
110 #define SWM_D_KEY 0x0200
111 #define SWM_D_QUIRK 0x0400
112 #define SWM_D_SPAWN 0x0800
113
114 u_int32_t swm_debug = 0
115 | SWM_D_MISC
116 | SWM_D_EVENT
117 | SWM_D_WS
118 | SWM_D_FOCUS
119 | SWM_D_MOVE
120 | SWM_D_STACK
121 | SWM_D_MOUSE
122 | SWM_D_PROP
123 | SWM_D_CLASS
124 | SWM_D_KEY
125 | SWM_D_QUIRK
126 | SWM_D_SPAWN
127 ;
128 #else
129 #define DPRINTF(x...)
130 #define DNPRINTF(n,x...)
131 #endif
132
133 #define LENGTH(x) (sizeof x / sizeof x[0])
134 #define MODKEY Mod1Mask
135 #define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
136 #define BUTTONMASK (ButtonPressMask|ButtonReleaseMask)
137 #define MOUSEMASK (BUTTONMASK|PointerMotionMask)
138 #define SWM_PROPLEN (16)
139 #define SWM_FUNCNAME_LEN (32)
140 #define SWM_KEYS_LEN (255)
141 #define SWM_QUIRK_LEN (64)
142 #define X(r) (r)->g.x
143 #define Y(r) (r)->g.y
144 #define WIDTH(r) (r)->g.w
145 #define HEIGHT(r) (r)->g.h
146 #define SWM_MAX_FONT_STEPS (3)
147
148 #ifndef SWM_LIB
149 #define SWM_LIB "/usr/local/lib/libswmhack.so.0.0"
150 #endif
151
152 char **start_argv;
153 Atom astate;
154 Atom aprot;
155 Atom adelete;
156 int (*xerrorxlib)(Display *, XErrorEvent *);
157 int other_wm;
158 int running = 1;
159 int ss_enabled = 0;
160 int xrandr_support;
161 int xrandr_eventbase;
162 int ignore_enter = 0;
163 unsigned int numlockmask = 0;
164 Display *display;
165
166 int cycle_empty = 0;
167 int cycle_visible = 0;
168 int term_width = 0;
169 int font_adjusted = 0;
170 unsigned int mod_key = MODKEY;
171
172 /* dialog windows */
173 double dialog_ratio = .6;
174 /* status bar */
175 #define SWM_BAR_MAX (256)
176 char *bar_argv[] = { NULL, NULL };
177 int bar_pipe[2];
178 char bar_ext[SWM_BAR_MAX];
179 char bar_vertext[SWM_BAR_MAX];
180 int bar_version = 0;
181 sig_atomic_t bar_alarm = 0;
182 int bar_delay = 30;
183 int bar_enabled = 1;
184 int bar_extra = 1;
185 int bar_extra_running = 0;
186 int bar_verbose = 1;
187 int bar_height = 0;
188 int clock_enabled = 1;
189 int title_name_enabled = 0;
190 int title_class_enabled = 0;
191 pid_t bar_pid;
192 GC bar_gc;
193 XGCValues bar_gcv;
194 int bar_fidx = 0;
195 XFontStruct *bar_fs;
196 char *bar_fonts[] = { NULL, NULL, NULL }; /* XXX Make fully dynamic */
197 char *spawn_term[] = { NULL, NULL }; /* XXX Make fully dynamic */
198
199 #define SWM_MENU_FN (2)
200 #define SWM_MENU_NB (4)
201 #define SWM_MENU_NF (6)
202 #define SWM_MENU_SB (8)
203 #define SWM_MENU_SF (10)
204
205 /* layout manager data */
206 struct swm_geometry {
207 int x;
208 int y;
209 int w;
210 int h;
211 };
212
213 struct swm_screen;
214 struct workspace;
215
216 /* virtual "screens" */
217 struct swm_region {
218 TAILQ_ENTRY(swm_region) entry;
219 struct swm_geometry g;
220 struct workspace *ws; /* current workspace on this region */
221 struct swm_screen *s; /* screen idx */
222 Window bar_window;
223 };
224 TAILQ_HEAD(swm_region_list, swm_region);
225
226 struct ws_win {
227 TAILQ_ENTRY(ws_win) entry;
228 Window id;
229 struct swm_geometry g;
230 int got_focus;
231 int floating;
232 int transient;
233 int manual;
234 int font_size_boundary[SWM_MAX_FONT_STEPS];
235 int font_steps;
236 int last_inc;
237 int can_delete;
238 unsigned long quirks;
239 struct workspace *ws; /* always valid */
240 struct swm_screen *s; /* always valid, never changes */
241 XWindowAttributes wa;
242 XSizeHints sh;
243 XClassHint ch;
244 };
245 TAILQ_HEAD(ws_win_list, ws_win);
246
247 /* user/key callable function IDs */
248 enum keyfuncid {
249 kf_cycle_layout,
250 kf_stack_reset,
251 kf_master_shrink,
252 kf_master_grow,
253 kf_master_add,
254 kf_master_del,
255 kf_stack_inc,
256 kf_stack_dec,
257 kf_swap_main,
258 kf_focus_next,
259 kf_focus_prev,
260 kf_swap_next,
261 kf_swap_prev,
262 kf_spawn_term,
263 kf_spawn_menu,
264 kf_quit,
265 kf_restart,
266 kf_focus_main,
267 kf_ws_1,
268 kf_ws_2,
269 kf_ws_3,
270 kf_ws_4,
271 kf_ws_5,
272 kf_ws_6,
273 kf_ws_7,
274 kf_ws_8,
275 kf_ws_9,
276 kf_ws_10,
277 kf_ws_next,
278 kf_ws_prev,
279 kf_screen_next,
280 kf_screen_prev,
281 kf_mvws_1,
282 kf_mvws_2,
283 kf_mvws_3,
284 kf_mvws_4,
285 kf_mvws_5,
286 kf_mvws_6,
287 kf_mvws_7,
288 kf_mvws_8,
289 kf_mvws_9,
290 kf_mvws_10,
291 kf_bar_toggle,
292 kf_wind_kill,
293 kf_wind_del,
294 kf_screenshot_all,
295 kf_screenshot_wind,
296 kf_float_toggle,
297 kf_version,
298 kf_spawn_lock,
299 kf_spawn_initscr,
300 kf_spawn_custom,
301 kf_invalid
302 };
303
304 /* layout handlers */
305 void stack(void);
306 void vertical_config(struct workspace *, int);
307 void vertical_stack(struct workspace *, struct swm_geometry *);
308 void horizontal_config(struct workspace *, int);
309 void horizontal_stack(struct workspace *, struct swm_geometry *);
310 void max_stack(struct workspace *, struct swm_geometry *);
311
312 void grabbuttons(struct ws_win *, int);
313 void new_region(struct swm_screen *, int, int, int, int);
314
315 struct layout {
316 void (*l_stack)(struct workspace *, struct swm_geometry *);
317 void (*l_config)(struct workspace *, int);
318 } layouts[] = {
319 /* stack, configure */
320 { vertical_stack, vertical_config},
321 { horizontal_stack, horizontal_config},
322 { max_stack, NULL},
323 { NULL, NULL},
324 };
325
326 #define SWM_H_SLICE (32)
327 #define SWM_V_SLICE (32)
328
329 /* define work spaces */
330 struct workspace {
331 int idx; /* workspace index */
332 int restack; /* restack on switch */
333 struct layout *cur_layout; /* current layout handlers */
334 struct ws_win *focus; /* may be NULL */
335 struct ws_win *focus_prev; /* may be NULL */
336 struct swm_region *r; /* may be NULL */
337 struct ws_win_list winlist; /* list of windows in ws */
338
339 /* stacker state */
340 struct {
341 int horizontal_msize;
342 int horizontal_mwin;
343 int horizontal_stacks;
344 int vertical_msize;
345 int vertical_mwin;
346 int vertical_stacks;
347 } l_state;
348 };
349
350 enum { SWM_S_COLOR_BAR, SWM_S_COLOR_BAR_BORDER, SWM_S_COLOR_BAR_FONT,
351 SWM_S_COLOR_FOCUS, SWM_S_COLOR_UNFOCUS, SWM_S_COLOR_MAX };
352
353 /* physical screen mapping */
354 #define SWM_WS_MAX (10) /* XXX Too small? */
355 struct swm_screen {
356 int idx; /* screen index */
357 struct swm_region_list rl; /* list of regions on this screen */
358 struct swm_region_list orl; /* list of old regions */
359 Window root;
360 struct workspace ws[SWM_WS_MAX];
361
362 /* colors */
363 struct {
364 unsigned long color;
365 char *name;
366 } c[SWM_S_COLOR_MAX];
367 };
368 struct swm_screen *screens;
369 int num_screens;
370
371 struct ws_win *cur_focus = NULL;
372
373 /* args to functions */
374 union arg {
375 int id;
376 #define SWM_ARG_ID_FOCUSNEXT (0)
377 #define SWM_ARG_ID_FOCUSPREV (1)
378 #define SWM_ARG_ID_FOCUSMAIN (2)
379 #define SWM_ARG_ID_SWAPNEXT (3)
380 #define SWM_ARG_ID_SWAPPREV (4)
381 #define SWM_ARG_ID_SWAPMAIN (5)
382 #define SWM_ARG_ID_MASTERSHRINK (6)
383 #define SWM_ARG_ID_MASTERGROW (7)
384 #define SWM_ARG_ID_MASTERADD (8)
385 #define SWM_ARG_ID_MASTERDEL (9)
386 #define SWM_ARG_ID_STACKRESET (10)
387 #define SWM_ARG_ID_STACKINIT (11)
388 #define SWM_ARG_ID_CYCLEWS_UP (12)
389 #define SWM_ARG_ID_CYCLEWS_DOWN (13)
390 #define SWM_ARG_ID_CYCLESC_UP (14)
391 #define SWM_ARG_ID_CYCLESC_DOWN (15)
392 #define SWM_ARG_ID_STACKINC (16)
393 #define SWM_ARG_ID_STACKDEC (17)
394 #define SWM_ARG_ID_SS_ALL (0)
395 #define SWM_ARG_ID_SS_WINDOW (1)
396 #define SWM_ARG_ID_DONTCENTER (0)
397 #define SWM_ARG_ID_CENTER (1)
398 #define SWM_ARG_ID_KILLWINDOW (0)
399 #define SWM_ARG_ID_DELETEWINDOW (1)
400 char **argv;
401 };
402
403 /* quirks */
404 struct quirk {
405 char *class;
406 char *name;
407 unsigned long quirk;
408 #define SWM_Q_FLOAT (1<<0) /* float this window */
409 #define SWM_Q_TRANSSZ (1<<1) /* transiend window size too small */
410 #define SWM_Q_ANYWHERE (1<<2) /* don't position this window */
411 #define SWM_Q_XTERM_FONTADJ (1<<3) /* adjust xterm fonts when resizing */
412 #define SWM_Q_FULLSCREEN (1<<4) /* remove border */
413 };
414 int quirks_size = 0, quirks_length = 0;
415 struct quirk *quirks = NULL;
416
417 /* events */
418 void expose(XEvent *);
419 void keypress(XEvent *);
420 void buttonpress(XEvent *);
421 void configurerequest(XEvent *);
422 void configurenotify(XEvent *);
423 void destroynotify(XEvent *);
424 void enternotify(XEvent *);
425 void focusin(XEvent *);
426 void focusout(XEvent *);
427 void mappingnotify(XEvent *);
428 void maprequest(XEvent *);
429 void propertynotify(XEvent *);
430 void unmapnotify(XEvent *);
431 void visibilitynotify(XEvent *);
432
433 void (*handler[LASTEvent])(XEvent *) = {
434 [Expose] = expose,
435 [KeyPress] = keypress,
436 [ButtonPress] = buttonpress,
437 [ConfigureRequest] = configurerequest,
438 [ConfigureNotify] = configurenotify,
439 [DestroyNotify] = destroynotify,
440 [EnterNotify] = enternotify,
441 [FocusIn] = focusin,
442 [FocusOut] = focusout,
443 [MappingNotify] = mappingnotify,
444 [MapRequest] = maprequest,
445 [PropertyNotify] = propertynotify,
446 [UnmapNotify] = unmapnotify,
447 [VisibilityNotify] = visibilitynotify,
448 };
449
450 unsigned long
451 name_to_color(char *colorname)
452 {
453 Colormap cmap;
454 Status status;
455 XColor screen_def, exact_def;
456 unsigned long result = 0;
457 char cname[32] = "#";
458
459 cmap = DefaultColormap(display, screens[0].idx);
460 status = XAllocNamedColor(display, cmap, colorname,
461 &screen_def, &exact_def);
462 if (!status) {
463 strlcat(cname, colorname + 2, sizeof cname - 1);
464 status = XAllocNamedColor(display, cmap, cname, &screen_def,
465 &exact_def);
466 }
467 if (status)
468 result = screen_def.pixel;
469 else
470 fprintf(stderr, "color '%s' not found.\n", colorname);
471
472 return (result);
473 }
474
475 void
476 setscreencolor(char *val, int i, int c)
477 {
478 if (i > 0 && i <= ScreenCount(display)) {
479 screens[i - 1].c[c].color = name_to_color(val);
480 free(screens[i - 1].c[c].name);
481 if ((screens[i - 1].c[c].name = strdup(val)) == NULL)
482 errx(1, "strdup");
483 } else if (i == -1) {
484 for (i = 0; i < ScreenCount(display); i++) {
485 screens[i].c[c].color = name_to_color(val);
486 free(screens[i].c[c].name);
487 if ((screens[i].c[c].name = strdup(val)) == NULL)
488 errx(1, "strdup");
489 }
490 } else
491 errx(1, "invalid screen index: %d out of bounds (maximum %d)\n",
492 i, ScreenCount(display));
493 }
494
495 void
496 custom_region(char *val)
497 {
498 unsigned int sidx, x, y, w, h;
499
500 if (sscanf(val, "screen[%u]:%ux%u+%u+%u", &sidx, &w, &h, &x, &y) != 5)
501 errx(1, "invalid custom region, "
502 "should be 'screen[<n>]:<n>x<n>+<n>+<n>\n");
503 if (sidx < 1 || sidx > ScreenCount(display))
504 errx(1, "invalid screen index: %d out of bounds (maximum %d)\n",
505 sidx, ScreenCount(display));
506 sidx--;
507
508 if (w < 1 || h < 1)
509 errx(1, "region %ux%u+%u+%u too small\n", w, h, x, y);
510
511 if (x < 0 || x > DisplayWidth(display, sidx) ||
512 y < 0 || y > DisplayHeight(display, sidx) ||
513 w + x > DisplayWidth(display, sidx) ||
514 h + y > DisplayHeight(display, sidx))
515 errx(1, "region %ux%u+%u+%u not within screen boundaries "
516 "(%ux%u)\n", w, h, x, y,
517 DisplayWidth(display, sidx), DisplayHeight(display, sidx));
518
519 new_region(&screens[sidx], x, y, w, h);
520 }
521
522 void
523 socket_setnonblock(int fd)
524 {
525 int flags;
526
527 if ((flags = fcntl(fd, F_GETFL, 0)) == -1)
528 err(1, "fcntl F_GETFL");
529 flags |= O_NONBLOCK;
530 if ((flags = fcntl(fd, F_SETFL, flags)) == -1)
531 err(1, "fcntl F_SETFL");
532 }
533
534 void
535 bar_print(struct swm_region *r, char *s)
536 {
537 XClearWindow(display, r->bar_window);
538 XSetForeground(display, bar_gc, r->s->c[SWM_S_COLOR_BAR_FONT].color);
539 XDrawString(display, r->bar_window, bar_gc, 4, bar_fs->ascent, s,
540 strlen(s));
541 }
542
543 void
544 bar_extra_stop(void)
545 {
546 if (bar_pipe[0]) {
547 close(bar_pipe[0]);
548 bzero(bar_pipe, sizeof bar_pipe);
549 }
550 if (bar_pid) {
551 kill(bar_pid, SIGTERM);
552 bar_pid = 0;
553 }
554 strlcpy(bar_ext, "", sizeof bar_ext);
555 bar_extra = 0;
556 }
557
558 void
559 bar_update(void)
560 {
561 time_t tmt;
562 struct tm tm;
563 struct swm_region *r;
564 int i, x, do_class, do_name;
565 size_t len;
566 char s[SWM_BAR_MAX];
567 char loc[SWM_BAR_MAX];
568 char *b;
569 XClassHint *xch;
570 Status status;
571
572 if (bar_enabled == 0)
573 return;
574 if (bar_extra && bar_extra_running) {
575 /* ignore short reads; it'll correct itself */
576 while ((b = fgetln(stdin, &len)) != NULL)
577 if (b && b[len - 1] == '\n') {
578 b[len - 1] = '\0';
579 strlcpy(bar_ext, b, sizeof bar_ext);
580 }
581 if (b == NULL && errno != EAGAIN) {
582 fprintf(stderr, "bar_extra failed: errno: %d %s\n",
583 errno, strerror(errno));
584 bar_extra_stop();
585 }
586 } else
587 strlcpy(bar_ext, "", sizeof bar_ext);
588
589 if (clock_enabled == 0)
590 strlcpy(s, "", sizeof s);
591 else {
592 time(&tmt);
593 localtime_r(&tmt, &tm);
594 strftime(s, sizeof s, "%a %b %d %R %Z %Y ", &tm);
595 }
596 xch = NULL;
597 if ((title_name_enabled == 1 || title_class_enabled == 1) &&
598 cur_focus != NULL) {
599 if ((xch = XAllocClassHint()) == NULL)
600 goto out;
601 status = XGetClassHint(display, cur_focus->id, xch);
602 if (status == BadWindow || status == BadAlloc)
603 goto out;
604 do_class = (title_class_enabled && xch->res_class != NULL);
605 do_name = (title_name_enabled && xch->res_name != NULL);
606 if (do_class)
607 strlcat(s, xch->res_class, sizeof s);
608 if (do_class && do_name)
609 strlcat(s, ":", sizeof s);
610 if (do_name)
611 strlcat(s, xch->res_name, sizeof s);
612 }
613 out:
614 if (xch)
615 XFree(xch);
616 for (i = 0; i < ScreenCount(display); i++) {
617 x = 1;
618 TAILQ_FOREACH(r, &screens[i].rl, entry) {
619 snprintf(loc, sizeof loc, "%d:%d %s %s %s",
620 x++, r->ws->idx + 1, s, bar_ext, bar_vertext);
621 bar_print(r, loc);
622 }
623 }
624 XSync(display, False);
625 alarm(bar_delay);
626 }
627
628 void
629 bar_signal(int sig)
630 {
631 bar_alarm = 1;
632 }
633
634 void
635 bar_toggle(struct swm_region *r, union arg *args)
636 {
637 struct swm_region *tmpr;
638 int i, j, sc = ScreenCount(display);
639
640 DNPRINTF(SWM_D_MISC, "bar_toggle\n");
641
642 if (bar_enabled)
643 for (i = 0; i < sc; i++)
644 TAILQ_FOREACH(tmpr, &screens[i].rl, entry)
645 XUnmapWindow(display, tmpr->bar_window);
646 else
647 for (i = 0; i < sc; i++)
648 TAILQ_FOREACH(tmpr, &screens[i].rl, entry)
649 XMapRaised(display, tmpr->bar_window);
650
651 bar_enabled = !bar_enabled;
652 for (i = 0; i < sc; i++)
653 for (j = 0; j < SWM_WS_MAX; j++)
654 screens[i].ws[j].restack = 1;
655
656 stack();
657 /* must be after stack */
658 bar_update();
659 }
660
661 void
662 bar_refresh(void)
663 {
664 XSetWindowAttributes wa;
665 struct swm_region *r;
666 int i;
667
668 /* do this here because the conf file is in memory */
669 if (bar_extra && bar_extra_running == 0 && bar_argv[0]) {
670 /* launch external status app */
671 bar_extra_running = 1;
672 if (pipe(bar_pipe) == -1)
673 err(1, "pipe error");
674 socket_setnonblock(bar_pipe[0]);
675 socket_setnonblock(bar_pipe[1]); /* XXX hmmm, really? */
676 if (dup2(bar_pipe[0], 0) == -1)
677 errx(1, "dup2");
678 if (dup2(bar_pipe[1], 1) == -1)
679 errx(1, "dup2");
680 if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
681 err(1, "could not disable SIGPIPE");
682 switch (bar_pid = fork()) {
683 case -1:
684 err(1, "cannot fork");
685 break;
686 case 0: /* child */
687 close(bar_pipe[0]);
688 execvp(bar_argv[0], bar_argv);
689 err(1, "%s external app failed", bar_argv[0]);
690 break;
691 default: /* parent */
692 close(bar_pipe[1]);
693 break;
694 }
695 }
696
697 bzero(&wa, sizeof wa);
698 for (i = 0; i < ScreenCount(display); i++)
699 TAILQ_FOREACH(r, &screens[i].rl, entry) {
700 wa.border_pixel =
701 screens[i].c[SWM_S_COLOR_BAR_BORDER].color;
702 wa.background_pixel =
703 screens[i].c[SWM_S_COLOR_BAR].color;
704 XChangeWindowAttributes(display, r->bar_window,
705 CWBackPixel | CWBorderPixel, &wa);
706 }
707 bar_update();
708 }
709
710 void
711 bar_setup(struct swm_region *r)
712 {
713 int i;
714
715 for (i = 0; bar_fonts[i] != NULL; i++) {
716 bar_fs = XLoadQueryFont(display, bar_fonts[i]);
717 if (bar_fs) {
718 bar_fidx = i;
719 break;
720 }
721 }
722 if (bar_fonts[i] == NULL)
723 errx(1, "couldn't load font");
724 bar_height = bar_fs->ascent + bar_fs->descent + 3;
725
726 r->bar_window = XCreateSimpleWindow(display,
727 r->s->root, X(r), Y(r), WIDTH(r) - 2, bar_height - 2,
728 1, r->s->c[SWM_S_COLOR_BAR_BORDER].color,
729 r->s->c[SWM_S_COLOR_BAR].color);
730 bar_gc = XCreateGC(display, r->bar_window, 0, &bar_gcv);
731 XSetFont(display, bar_gc, bar_fs->fid);
732 XSelectInput(display, r->bar_window, VisibilityChangeMask);
733 if (bar_enabled)
734 XMapRaised(display, r->bar_window);
735 DNPRINTF(SWM_D_MISC, "bar_setup: bar_window %lu\n", r->bar_window);
736
737 if (signal(SIGALRM, bar_signal) == SIG_ERR)
738 err(1, "could not install bar_signal");
739 bar_refresh();
740 }
741
742 void
743 version(struct swm_region *r, union arg *args)
744 {
745 bar_version = !bar_version;
746 if (bar_version)
747 snprintf(bar_vertext, sizeof bar_vertext, "Version: %s CVS: %s",
748 SWM_VERSION, cvstag);
749 else
750 strlcpy(bar_vertext, "", sizeof bar_vertext);
751 bar_update();
752 }
753
754 void
755 client_msg(struct ws_win *win, Atom a)
756 {
757 XClientMessageEvent cm;
758
759 bzero(&cm, sizeof cm);
760 cm.type = ClientMessage;
761 cm.window = win->id;
762 cm.message_type = aprot;
763 cm.format = 32;
764 cm.data.l[0] = a;
765 cm.data.l[1] = CurrentTime;
766 XSendEvent(display, win->id, False, 0L, (XEvent *)&cm);
767 }
768
769 void
770 config_win(struct ws_win *win)
771 {
772 XConfigureEvent ce;
773
774 DNPRINTF(SWM_D_MISC, "config_win: win %lu x %d y %d w %d h %d\n",
775 win->id, win->g.x, win->g.y, win->g.w, win->g.h);
776 ce.type = ConfigureNotify;
777 ce.display = display;
778 ce.event = win->id;
779 ce.window = win->id;
780 ce.x = win->g.x;
781 ce.y = win->g.y;
782 ce.width = win->g.w;
783 ce.height = win->g.h;
784 ce.border_width = 1; /* XXX store this! */
785 ce.above = None;
786 ce.override_redirect = False;
787 XSendEvent(display, win->id, False, StructureNotifyMask, (XEvent *)&ce);
788 }
789
790 int
791 count_win(struct workspace *ws, int count_transient)
792 {
793 struct ws_win *win;
794 int count = 0;
795
796 TAILQ_FOREACH(win, &ws->winlist, entry) {
797 if (count_transient == 0 && win->floating)
798 continue;
799 if (count_transient == 0 && win->transient)
800 continue;
801 count++;
802 }
803 DNPRINTF(SWM_D_MISC, "count_win: %d\n", count);
804
805 return (count);
806 }
807
808 void
809 quit(struct swm_region *r, union arg *args)
810 {
811 DNPRINTF(SWM_D_MISC, "quit\n");
812 running = 0;
813 }
814
815 void
816 unmap_all(void)
817 {
818 struct ws_win *win;
819 int i, j;
820
821 for (i = 0; i < ScreenCount(display); i++)
822 for (j = 0; j < SWM_WS_MAX; j++)
823 TAILQ_FOREACH(win, &screens[i].ws[j].winlist, entry)
824 XUnmapWindow(display, win->id);
825 }
826
827 void
828 fake_keypress(struct ws_win *win, int keysym, int modifiers)
829 {
830 XKeyEvent event;
831
832 event.display = display; /* Ignored, but what the hell */
833 event.window = win->id;
834 event.root = win->s->root;
835 event.subwindow = None;
836 event.time = CurrentTime;
837 event.x = win->g.x;
838 event.y = win->g.y;
839 event.x_root = 1;
840 event.y_root = 1;
841 event.same_screen = True;
842 event.keycode = XKeysymToKeycode(display, keysym);
843 event.state = modifiers;
844
845 event.type = KeyPress;
846 XSendEvent(event.display, event.window, True,
847 KeyPressMask, (XEvent *)&event);
848
849 event.type = KeyRelease;
850 XSendEvent(event.display, event.window, True,
851 KeyPressMask, (XEvent *)&event);
852
853 }
854
855 void
856 restart(struct swm_region *r, union arg *args)
857 {
858 DNPRINTF(SWM_D_MISC, "restart: %s\n", start_argv[0]);
859
860 /* disable alarm because the following code may not be interrupted */
861 alarm(0);
862 if (signal(SIGALRM, SIG_IGN) == SIG_ERR)
863 errx(1, "can't disable alarm");
864
865 bar_extra_stop();
866 bar_extra = 1;
867 unmap_all();
868 XCloseDisplay(display);
869 execvp(start_argv[0], start_argv);
870 fprintf(stderr, "execvp failed\n");
871 perror(" failed");
872 quit(NULL, NULL);
873 }
874
875 struct swm_region *
876 root_to_region(Window root)
877 {
878 struct swm_region *r = NULL;
879 Window rr, cr;
880 int i, x, y, wx, wy;
881 unsigned int mask;
882
883 for (i = 0; i < ScreenCount(display); i++)
884 if (screens[i].root == root)
885 break;
886
887 if (XQueryPointer(display, screens[i].root,
888 &rr, &cr, &x, &y, &wx, &wy, &mask) != False) {
889 /* choose a region based on pointer location */
890 TAILQ_FOREACH(r, &screens[i].rl, entry)
891 if (x >= X(r) && x <= X(r) + WIDTH(r) &&
892 y >= Y(r) && y <= Y(r) + HEIGHT(r))
893 break;
894 }
895
896 if (r == NULL)
897 r = TAILQ_FIRST(&screens[i].rl);
898
899 return (r);
900 }
901
902 struct ws_win *
903 find_window(Window id)
904 {
905 struct ws_win *win;
906 int i, j;
907
908 for (i = 0; i < ScreenCount(display); i++)
909 for (j = 0; j < SWM_WS_MAX; j++)
910 TAILQ_FOREACH(win, &screens[i].ws[j].winlist, entry)
911 if (id == win->id)
912 return (win);
913 return (NULL);
914 }
915
916 void
917 spawn(struct swm_region *r, union arg *args)
918 {
919 char *ret;
920 int si;
921
922 DNPRINTF(SWM_D_MISC, "spawn: %s\n", args->argv[0]);
923 /*
924 * The double-fork construct avoids zombie processes and keeps the code
925 * clean from stupid signal handlers.
926 */
927 if (fork() == 0) {
928 if (fork() == 0) {
929 if (display)
930 close(ConnectionNumber(display));
931 setenv("LD_PRELOAD", SWM_LIB, 1);
932 if (asprintf(&ret, "%d", r->ws->idx)) {
933 setenv("_SWM_WS", ret, 1);
934 free(ret);
935 }
936 if (asprintf(&ret, "%d", getpid())) {
937 setenv("_SWM_PID", ret, 1);
938 free(ret);
939 }
940 setsid();
941 /* kill stdin, mplayer, ssh-add etc. need that */
942 si = open("/dev/null", O_RDONLY, 0);
943 if (si == -1)
944 err(1, "open /dev/null");
945 if (dup2(si, 0) == -1)
946 err(1, "dup2 /dev/null");
947 execvp(args->argv[0], args->argv);
948 fprintf(stderr, "execvp failed\n");
949 perror(" failed");
950 }
951 exit(0);
952 }
953 wait(0);
954 }
955
956 void
957 spawnterm(struct swm_region *r, union arg *args)
958 {
959 DNPRINTF(SWM_D_MISC, "spawnterm\n");
960
961 if (term_width)
962 setenv("_SWM_XTERM_FONTADJ", "", 1);
963 spawn(r, args);
964 }
965
966 void
967 unfocus_win(struct ws_win *win)
968 {
969 if (win == NULL)
970 return;
971
972 if (win->ws->focus != win && win->ws->focus != NULL)
973 win->ws->focus_prev = win->ws->focus;
974
975 if (win->ws->r == NULL)
976 return;
977
978 grabbuttons(win, 0);
979 XSetWindowBorder(display, win->id,
980 win->ws->r->s->c[SWM_S_COLOR_UNFOCUS].color);
981 win->got_focus = 0;
982 if (win->ws->focus == win)
983 win->ws->focus = NULL;
984 if (cur_focus == win)
985 cur_focus = NULL;
986 }
987
988 void
989 unfocus_all(void)
990 {
991 struct ws_win *win;
992 int i, j;
993
994 DNPRINTF(SWM_D_FOCUS, "unfocus_all:\n");
995
996 for (i = 0; i < ScreenCount(display); i++)
997 for (j = 0; j < SWM_WS_MAX; j++)
998 TAILQ_FOREACH(win, &screens[i].ws[j].winlist, entry)
999 unfocus_win(win);
1000 }
1001
1002 void
1003 focus_win(struct ws_win *win)
1004 {
1005 DNPRINTF(SWM_D_FOCUS, "focus_win: id: %lu\n", win ? win->id : 0);
1006
1007 if (win == NULL)
1008 return;
1009
1010 if (cur_focus)
1011 unfocus_win(cur_focus);
1012 if (win->ws->focus) {
1013 /* probably shouldn't happen due to the previous unfocus_win */
1014 DNPRINTF(SWM_D_FOCUS, "unfocusing win->ws->focus: %lu\n",
1015 win->ws->focus->id);
1016 unfocus_win(win->ws->focus);
1017 }
1018 win->ws->focus = win;
1019 if (win->ws->r != NULL) {
1020 cur_focus = win;
1021 if (!win->got_focus) {
1022 XSetWindowBorder(display, win->id,
1023 win->ws->r->s->c[SWM_S_COLOR_FOCUS].color);
1024 grabbuttons(win, 1);
1025 }
1026 win->got_focus = 1;
1027 XSetInputFocus(display, win->id,
1028 RevertToPointerRoot, CurrentTime);
1029 }
1030 }
1031
1032 void
1033 switchws(struct swm_region *r, union arg *args)
1034 {
1035 int wsid = args->id;
1036 struct swm_region *this_r, *other_r;
1037 struct ws_win *win;
1038 struct workspace *new_ws, *old_ws;
1039
1040 this_r = r;
1041 old_ws = this_r->ws;
1042 new_ws = &this_r->s->ws[wsid];
1043
1044 DNPRINTF(SWM_D_WS, "switchws screen[%d]:%dx%d+%d+%d: "
1045 "%d -> %d\n", r->s->idx, WIDTH(r), HEIGHT(r), X(r), Y(r),
1046 old_ws->idx, wsid);
1047
1048 if (new_ws == old_ws)
1049 return;
1050
1051 other_r = new_ws->r;
1052 if (!other_r) {
1053 /* if the other workspace is hidden, switch windows */
1054 /* map new window first to prevent ugly blinking */
1055 old_ws->r = NULL;
1056 old_ws->restack = 1;
1057
1058 TAILQ_FOREACH(win, &new_ws->winlist, entry)
1059 XMapRaised(display, win->id);
1060
1061 TAILQ_FOREACH(win, &old_ws->winlist, entry)
1062 XUnmapWindow(display, win->id);
1063 } else {
1064 other_r->ws = old_ws;
1065 old_ws->r = other_r;
1066 }
1067 this_r->ws = new_ws;
1068 new_ws->r = this_r;
1069
1070 ignore_enter = 1;
1071 /* set focus */
1072 if (new_ws->focus == NULL)
1073 new_ws->focus = TAILQ_FIRST(&new_ws->winlist);
1074 if (new_ws->focus)
1075 focus_win(new_ws->focus);
1076 stack();
1077 bar_update();
1078 }
1079
1080 void
1081 cyclews(struct swm_region *r, union arg *args)
1082 {
1083 union arg a;
1084 struct swm_screen *s = r->s;
1085
1086 DNPRINTF(SWM_D_WS, "cyclews id %d "
1087 "in screen[%d]:%dx%d+%d+%d ws %d\n", args->id,
1088 r->s->idx, WIDTH(r), HEIGHT(r), X(r), Y(r), r->ws->idx);
1089
1090 a.id = r->ws->idx;
1091 do {
1092 switch (args->id) {
1093 case SWM_ARG_ID_CYCLEWS_UP:
1094 if (a.id < SWM_WS_MAX - 1)
1095 a.id++;
1096 else
1097 a.id = 0;
1098 break;
1099 case SWM_ARG_ID_CYCLEWS_DOWN:
1100 if (a.id > 0)
1101 a.id--;
1102 else
1103 a.id = SWM_WS_MAX - 1;
1104 break;
1105 default:
1106 return;
1107 };
1108
1109 if (cycle_empty == 0 && TAILQ_EMPTY(&s->ws[a.id].winlist))
1110 continue;
1111 if (cycle_visible == 0 && s->ws[a.id].r != NULL)
1112 continue;
1113
1114 switchws(r, &a);
1115 } while (a.id != r->ws->idx);
1116 }
1117
1118 void
1119 cyclescr(struct swm_region *r, union arg *args)
1120 {
1121 struct swm_region *rr;
1122 int i;
1123
1124 i = r->s->idx;
1125 switch (args->id) {
1126 case SWM_ARG_ID_CYCLESC_UP:
1127 rr = TAILQ_NEXT(r, entry);
1128 if (rr == NULL)
1129 rr = TAILQ_FIRST(&screens[i].rl);
1130 break;
1131 case SWM_ARG_ID_CYCLESC_DOWN:
1132 rr = TAILQ_PREV(r, swm_region_list, entry);
1133 if (rr == NULL)
1134 rr = TAILQ_LAST(&screens[i].rl, swm_region_list);
1135 break;
1136 default:
1137 return;
1138 };
1139 unfocus_all();
1140 XSetInputFocus(display, PointerRoot, RevertToPointerRoot, CurrentTime);
1141 XWarpPointer(display, None, rr->s[i].root, 0, 0, 0, 0, rr->g.x,
1142 rr->g.y + bar_enabled ? bar_height : 0);
1143 }
1144
1145 void
1146 swapwin(struct swm_region *r, union arg *args)
1147 {
1148 struct ws_win *target, *source;
1149 struct ws_win_list *wl;
1150
1151
1152 DNPRINTF(SWM_D_WS, "swapwin id %d "
1153 "in screen %d region %dx%d+%d+%d ws %d\n", args->id,
1154 r->s->idx, WIDTH(r), HEIGHT(r), X(r), Y(r), r->ws->idx);
1155 if (cur_focus == NULL)
1156 return;
1157
1158 source = cur_focus;
1159 wl = &source->ws->winlist;
1160
1161 switch (args->id) {
1162 case SWM_ARG_ID_SWAPPREV:
1163 target = TAILQ_PREV(source, ws_win_list, entry);
1164 TAILQ_REMOVE(wl, cur_focus, entry);
1165 if (target == NULL)
1166 TAILQ_INSERT_TAIL(wl, source, entry);
1167 else
1168 TAILQ_INSERT_BEFORE(target, source, entry);
1169 break;
1170 case SWM_ARG_ID_SWAPNEXT:
1171 target = TAILQ_NEXT(source, entry);
1172 TAILQ_REMOVE(wl, source, entry);
1173 if (target == NULL)
1174 TAILQ_INSERT_HEAD(wl, source, entry);
1175 else
1176 TAILQ_INSERT_AFTER(wl, target, source, entry);
1177 break;
1178 case SWM_ARG_ID_SWAPMAIN:
1179 target = TAILQ_FIRST(wl);
1180 if (target == source) {
1181 if (source->ws->focus_prev != NULL &&
1182 source->ws->focus_prev != target)
1183
1184 source = source->ws->focus_prev;
1185 else
1186 return;
1187 }
1188 source->ws->focus_prev = target;
1189 TAILQ_REMOVE(wl, target, entry);
1190 TAILQ_INSERT_BEFORE(source, target, entry);
1191 TAILQ_REMOVE(wl, source, entry);
1192 TAILQ_INSERT_HEAD(wl, source, entry);
1193 break;
1194 default:
1195 DNPRINTF(SWM_D_MOVE, "invalid id: %d\n", args->id);
1196 return;
1197 }
1198
1199 ignore_enter = 1;
1200 stack();
1201 }
1202
1203 void
1204 focus(struct swm_region *r, union arg *args)
1205 {
1206 struct ws_win *winfocus, *winlostfocus;
1207 struct ws_win_list *wl;
1208
1209 DNPRINTF(SWM_D_FOCUS, "focus: id %d\n", args->id);
1210 if (cur_focus == NULL)
1211 return;
1212
1213 wl = &cur_focus->ws->winlist;
1214
1215 winlostfocus = cur_focus;
1216
1217 switch (args->id) {
1218 case SWM_ARG_ID_FOCUSPREV:
1219 winfocus = TAILQ_PREV(cur_focus, ws_win_list, entry);
1220 if (winfocus == NULL)
1221 winfocus = TAILQ_LAST(wl, ws_win_list);
1222 break;
1223
1224 case SWM_ARG_ID_FOCUSNEXT:
1225 winfocus = TAILQ_NEXT(cur_focus, entry);
1226 if (winfocus == NULL)
1227 winfocus = TAILQ_FIRST(wl);
1228 break;
1229
1230 case SWM_ARG_ID_FOCUSMAIN:
1231 winfocus = TAILQ_FIRST(wl);
1232 if (winfocus == cur_focus)
1233 winfocus = cur_focus->ws->focus_prev;
1234 if (winfocus == NULL)
1235 return;
1236 break;
1237
1238 default:
1239 return;
1240 }
1241
1242 if (winfocus == winlostfocus || winfocus == NULL)
1243 return;
1244
1245 XMapRaised(display, winfocus->id);
1246 focus_win(winfocus);
1247 XSync(display, False);
1248 }
1249
1250 void
1251 cycle_layout(struct swm_region *r, union arg *args)
1252 {
1253 struct workspace *ws = r->ws;
1254
1255 DNPRINTF(SWM_D_EVENT, "cycle_layout: workspace: %d\n", ws->idx);
1256
1257 ws->cur_layout++;
1258 if (ws->cur_layout->l_stack == NULL)
1259 ws->cur_layout = &layouts[0];
1260 ignore_enter = 1;
1261 stack();
1262 }
1263
1264 void
1265 stack_config(struct swm_region *r, union arg *args)
1266 {
1267 struct workspace *ws = r->ws;
1268
1269 DNPRINTF(SWM_D_STACK, "stack_config for workspace %d (id %d\n",
1270 args->id, ws->idx);
1271
1272 if (ws->cur_layout->l_config != NULL)
1273 ws->cur_layout->l_config(ws, args->id);
1274
1275 if (args->id != SWM_ARG_ID_STACKINIT);
1276 stack();
1277 }
1278
1279 void
1280 stack(void) {
1281 struct swm_geometry g;
1282 struct swm_region *r;
1283 int i, j;
1284
1285 DNPRINTF(SWM_D_STACK, "stack\n");
1286
1287 for (i = 0; i < ScreenCount(display); i++) {
1288 j = 0;
1289 TAILQ_FOREACH(r, &screens[i].rl, entry) {
1290 DNPRINTF(SWM_D_STACK, "stacking workspace %d "
1291 "(screen %d, region %d)\n", r->ws->idx, i, j++);
1292
1293 /* start with screen geometry, adjust for bar */
1294 g = r->g;
1295 g.w -= 2;
1296 g.h -= 2;
1297 if (bar_enabled) {
1298 g.y += bar_height;
1299 g.h -= bar_height;
1300 }
1301
1302 r->ws->restack = 0;
1303 r->ws->cur_layout->l_stack(r->ws, &g);
1304 }
1305 }
1306 if (font_adjusted)
1307 font_adjusted--;
1308 XSync(display, False);
1309 }
1310
1311 void
1312 stack_floater(struct ws_win *win, struct swm_region *r)
1313 {
1314 unsigned int mask;
1315 XWindowChanges wc;
1316
1317 bzero(&wc, sizeof wc);
1318 mask = CWX | CWY | CWBorderWidth | CWWidth | CWHeight;
1319 if ((win->quirks & SWM_Q_FULLSCREEN) && (win->g.w == WIDTH(r)) &&
1320 (win->g.h == HEIGHT(r)))
1321 wc.border_width = 0;
1322 else
1323 wc.border_width = 1;
1324 if (win->transient && (win->quirks & SWM_Q_TRANSSZ)) {
1325 win->g.w = (double)WIDTH(r) * dialog_ratio;
1326 win->g.h = (double)HEIGHT(r) * dialog_ratio;
1327 }
1328 wc.width = win->g.w;
1329 wc.height = win->g.h;
1330 if (win->manual) {
1331 wc.x = win->g.x;
1332 wc.y = win->g.y;
1333 } else {
1334 wc.x = (WIDTH(r) - win->g.w) / 2;
1335 wc.y = (HEIGHT(r) - win->g.h) / 2;
1336 }
1337
1338 DNPRINTF(SWM_D_STACK, "stack_floater: win %lu x %d y %d w %d h %d\n",
1339 win->id, wc.x, wc.y, wc.width, wc.height);
1340
1341 XConfigureWindow(display, win->id, mask, &wc);
1342 }
1343
1344 /*
1345 * Send keystrokes to terminal to decrease/increase the font size as the
1346 * window size changes.
1347 */
1348 void
1349 adjust_font(struct ws_win *win)
1350 {
1351 if (!(win->quirks & SWM_Q_XTERM_FONTADJ) ||
1352 win->floating || win->transient)
1353 return;
1354
1355 if (win->sh.width_inc && win->last_inc != win->sh.width_inc &&
1356 win->g.w / win->sh.width_inc < term_width &&
1357 win->font_steps < SWM_MAX_FONT_STEPS) {
1358 win->font_size_boundary[win->font_steps] =
1359 (win->sh.width_inc * term_width) + win->sh.base_width;
1360 win->font_steps++;
1361 font_adjusted++;
1362 win->last_inc = win->sh.width_inc;
1363 fake_keypress(win, XK_KP_Subtract, ShiftMask);
1364 } else if (win->font_steps && win->last_inc != win->sh.width_inc &&
1365 win->g.w > win->font_size_boundary[win->font_steps - 1]) {
1366 win->font_steps--;
1367 font_adjusted++;
1368 win->last_inc = win->sh.width_inc;
1369 fake_keypress(win, XK_KP_Add, ShiftMask);
1370 }
1371 }
1372
1373 #define SWAPXY(g) do { \
1374 int tmp; \
1375 tmp = (g)->y; (g)->y = (g)->x; (g)->x = tmp; \
1376 tmp = (g)->h; (g)->h = (g)->w; (g)->w = tmp; \
1377 } while (0)
1378 void
1379 stack_master(struct workspace *ws, struct swm_geometry *g, int rot, int flip)
1380 {
1381 XWindowChanges wc;
1382 struct swm_geometry win_g, r_g = *g;
1383 struct ws_win *win, *winfocus;
1384 int i, j, s, stacks;
1385 int w_inc = 1, h_inc, w_base = 1, h_base;
1386 int hrh, extra = 0, h_slice, last_h = 0;
1387 int split, colno, winno, mwin, msize, mscale;
1388 int remain, missing, v_slice;
1389 unsigned int mask;
1390
1391 DNPRINTF(SWM_D_STACK, "stack_master: workspace: %d\n rot=%s flip=%s",
1392 ws->idx, rot ? "yes" : "no", flip ? "yes" : "no");
1393
1394 if ((winno = count_win(ws, 0)) == 0)
1395 return;
1396
1397 if (ws->focus == NULL)
1398 ws->focus = TAILQ_FIRST(&ws->winlist);
1399 winfocus = cur_focus ? cur_focus : ws->focus;
1400
1401 TAILQ_FOREACH(win, &ws->winlist, entry)
1402 if (win->transient == 0 && win->floating == 0)
1403 break;
1404
1405 if (win == NULL)
1406 goto notiles;
1407
1408 if (rot) {
1409 w_inc = win->sh.width_inc;
1410 w_base = win->sh.base_width;
1411 mwin = ws->l_state.horizontal_mwin;
1412 mscale = ws->l_state.horizontal_msize;
1413 stacks = ws->l_state.horizontal_stacks;
1414 SWAPXY(&r_g);
1415 } else {
1416 w_inc = win->sh.height_inc;
1417 w_base = win->sh.base_height;
1418 mwin = ws->l_state.vertical_mwin;
1419 mscale = ws->l_state.vertical_msize;
1420 stacks = ws->l_state.vertical_stacks;
1421 }
1422 win_g = r_g;
1423
1424 if (stacks > winno - mwin)
1425 stacks = winno - mwin;
1426 if (stacks < 1)
1427 stacks = 1;
1428
1429 h_slice = r_g.h / SWM_H_SLICE;
1430 if (mwin && winno > mwin) {
1431 v_slice = r_g.w / SWM_V_SLICE;
1432
1433 split = mwin;
1434 colno = split;
1435 win_g.w = v_slice * mscale;
1436
1437 if (w_inc > 1 && w_inc < v_slice) {
1438 /* adjust for window's requested size increment */
1439 remain = (win_g.w - w_base) % w_inc;
1440 missing = w_inc - remain;
1441 win_g.w -= remain;
1442 extra += remain;
1443 }
1444
1445 msize = win_g.w;
1446 if (flip)
1447 win_g.x += r_g.w - msize;
1448 } else {
1449 msize = -2;
1450 colno = split = winno / stacks;
1451 win_g.w = ((r_g.w - (stacks * 2) + 2) / stacks);
1452 }
1453 hrh = r_g.h / colno;
1454 extra = r_g.h - (colno * hrh);
1455 win_g.h = hrh - 2;
1456
1457 /* stack all the tiled windows */
1458 i = j = 0, s = stacks;
1459 TAILQ_FOREACH(win, &ws->winlist, entry) {
1460 if (win->transient != 0 || win->floating != 0)
1461 continue;
1462
1463 if (split && i == split) {
1464 colno = (winno - mwin) / stacks;
1465 if (s <= (winno - mwin) % stacks)
1466 colno++;
1467 split = split + colno;
1468 hrh = (r_g.h / colno);
1469 extra = r_g.h - (colno * hrh);
1470 if (flip)
1471 win_g.x = r_g.x;
1472 else
1473 win_g.x += win_g.w + 2;
1474 win_g.w = (r_g.w - msize - (stacks * 2)) / stacks;
1475 if (s == 1)
1476 win_g.w += (r_g.w - msize - (stacks * 2)) %
1477 stacks;
1478 s--;
1479 j = 0;
1480 }
1481 win_g.h = hrh - 2;
1482 if (rot) {
1483 h_inc = win->sh.width_inc;
1484 h_base = win->sh.base_width;
1485 } else {
1486 h_inc = win->sh.height_inc;
1487 h_base = win->sh.base_height;
1488 }
1489 if (j == colno - 1) {
1490 win_g.h = hrh + extra;
1491 } else if (h_inc > 1 && h_inc < h_slice) {
1492 /* adjust for window's requested size increment */
1493 remain = (win_g.h - h_base) % h_inc;
1494 missing = h_inc - remain;
1495
1496 if (missing <= extra || j == 0) {
1497 extra -= missing;
1498 win_g.h += missing;
1499 } else {
1500 win_g.h -= remain;
1501 extra += remain;
1502 }
1503 }
1504
1505 if (j == 0)
1506 win_g.y = r_g.y;
1507 else
1508 win_g.y += last_h + 2;
1509
1510 bzero(&wc, sizeof wc);
1511 wc.border_width = 1;
1512 if (rot) {
1513 win->g.x = wc.x = win_g.y;
1514 win->g.y = wc.y = win_g.x;
1515 win->g.w = wc.width = win_g.h;
1516 win->g.h = wc.height = win_g.w;
1517 } else {
1518 win->g.x = wc.x = win_g.x;
1519 win->g.y = wc.y = win_g.y;
1520 win->g.w = wc.width = win_g.w;
1521 win->g.h = wc.height = win_g.h;
1522 }
1523 adjust_font(win);
1524 mask = CWX | CWY | CWWidth | CWHeight | CWBorderWidth;
1525 XConfigureWindow(display, win->id, mask, &wc);
1526 XMapRaised(display, win->id);
1527
1528 last_h = win_g.h;
1529 i++;
1530 j++;
1531 }
1532
1533 notiles:
1534 /* now, stack all the floaters and transients */
1535 TAILQ_FOREACH(win, &ws->winlist, entry) {
1536 if (win->transient == 0 && win->floating == 0)
1537 continue;
1538
1539 stack_floater(win, ws->r);
1540 XMapRaised(display, win->id);
1541 }
1542
1543 if (winfocus)
1544 focus_win(winfocus); /* has to be done outside of the loop */
1545 }
1546
1547 void
1548 vertical_config(struct workspace *ws, int id)
1549 {
1550 DNPRINTF(SWM_D_STACK, "vertical_resize: workspace: %d\n", ws->idx);
1551
1552 switch (id) {
1553 case SWM_ARG_ID_STACKRESET:
1554 case SWM_ARG_ID_STACKINIT:
1555 ws->l_state.vertical_msize = SWM_V_SLICE / 2;
1556 ws->l_state.vertical_mwin = 1;
1557 ws->l_state.vertical_stacks = 1;
1558 break;
1559 case SWM_ARG_ID_MASTERSHRINK:
1560 if (ws->l_state.vertical_msize > 1)
1561 ws->l_state.vertical_msize--;
1562 break;
1563 case SWM_ARG_ID_MASTERGROW:
1564 if (ws->l_state.vertical_msize < SWM_V_SLICE - 1)
1565 ws->l_state.vertical_msize++;
1566 break;
1567 case SWM_ARG_ID_MASTERADD:
1568 ws->l_state.vertical_mwin++;
1569 break;
1570 case SWM_ARG_ID_MASTERDEL:
1571 if (ws->l_state.vertical_mwin > 0)
1572 ws->l_state.vertical_mwin--;
1573 break;
1574 case SWM_ARG_ID_STACKINC:
1575 ws->l_state.vertical_stacks++;
1576 break;
1577 case SWM_ARG_ID_STACKDEC:
1578 if (ws->l_state.vertical_stacks > 1)
1579 ws->l_state.vertical_stacks--;
1580 break;
1581 default:
1582 return;
1583 }
1584 }
1585
1586 void
1587 vertical_stack(struct workspace *ws, struct swm_geometry *g)
1588 {
1589 DNPRINTF(SWM_D_STACK, "vertical_stack: workspace: %d\n", ws->idx);
1590
1591 stack_master(ws, g, 0, 0);
1592 }
1593
1594 void
1595 horizontal_config(struct workspace *ws, int id)
1596 {
1597 DNPRINTF(SWM_D_STACK, "horizontal_config: workspace: %d\n", ws->idx);
1598
1599 switch (id) {
1600 case SWM_ARG_ID_STACKRESET:
1601 case SWM_ARG_ID_STACKINIT:
1602 ws->l_state.horizontal_mwin = 1;
1603 ws->l_state.horizontal_msize = SWM_H_SLICE / 2;
1604 ws->l_state.horizontal_stacks = 1;
1605 break;
1606 case SWM_ARG_ID_MASTERSHRINK:
1607 if (ws->l_state.horizontal_msize > 1)
1608 ws->l_state.horizontal_msize--;
1609 break;
1610 case SWM_ARG_ID_MASTERGROW:
1611 if (ws->l_state.horizontal_msize < SWM_H_SLICE - 1)
1612 ws->l_state.horizontal_msize++;
1613 break;
1614 case SWM_ARG_ID_MASTERADD:
1615 ws->l_state.horizontal_mwin++;
1616 break;
1617 case SWM_ARG_ID_MASTERDEL:
1618 if (ws->l_state.horizontal_mwin > 0)
1619 ws->l_state.horizontal_mwin--;
1620 break;
1621 case SWM_ARG_ID_STACKINC:
1622 ws->l_state.horizontal_stacks++;
1623 break;
1624 case SWM_ARG_ID_STACKDEC:
1625 if (ws->l_state.horizontal_stacks > 1)
1626 ws->l_state.horizontal_stacks--;
1627 break;
1628 default:
1629 return;
1630 }
1631 }
1632
1633 void
1634 horizontal_stack(struct workspace *ws, struct swm_geometry *g)
1635 {
1636 DNPRINTF(SWM_D_STACK, "vertical_stack: workspace: %d\n", ws->idx);
1637
1638 stack_master(ws, g, 1, 0);
1639 }
1640
1641 /* fullscreen view */
1642 void
1643 max_stack(struct workspace *ws, struct swm_geometry *g) {
1644 XWindowChanges wc;
1645 struct swm_geometry gg = *g;
1646 struct ws_win *win, *winfocus;
1647 unsigned int mask;
1648
1649 DNPRINTF(SWM_D_STACK, "max_stack: workspace: %d\n", ws->idx);
1650
1651 if (count_win(ws, 0) == 0)
1652 return;
1653
1654 if (ws->focus == NULL)
1655 ws->focus = TAILQ_FIRST(&ws->winlist);
1656 winfocus = cur_focus ? cur_focus : ws->focus;
1657
1658 TAILQ_FOREACH(win, &ws->winlist, entry) {
1659 if (win->transient != 0 || win->floating != 0) {
1660 if (win == ws->focus) {
1661 /* XXX maximize? */
1662 stack_floater(win, ws->r);
1663 XMapRaised(display, win->id);
1664 } else
1665 XUnmapWindow(display, win->id);
1666 } else {
1667 bzero(&wc, sizeof wc);
1668 wc.border_width = 1;
1669 win->g.x = wc.x = gg.x;
1670 win->g.y = wc.y = gg.y;
1671 win->g.w = wc.width = gg.w;
1672 win->g.h = wc.height = gg.h;
1673 mask = CWX | CWY | CWWidth | CWHeight | CWBorderWidth;
1674 XConfigureWindow(display, win->id, mask, &wc);
1675
1676 if (win == ws->focus) {
1677 XMapRaised(display, win->id);
1678 } else
1679 XUnmapWindow(display, win->id);
1680 }
1681 }
1682
1683 if (winfocus)
1684 focus_win(winfocus); /* has to be done outside of the loop */
1685 }
1686
1687 void
1688 send_to_ws(struct swm_region *r, union arg *args)
1689 {
1690 int wsid = args->id;
1691 struct ws_win *win = cur_focus;
1692 struct workspace *ws, *nws;
1693 Atom ws_idx_atom = 0;
1694 unsigned char ws_idx_str[SWM_PROPLEN];
1695
1696 if (win == NULL)
1697 return;
1698
1699 DNPRINTF(SWM_D_MOVE, "send_to_ws: win: %lu\n", win->id);
1700
1701 ws = win->ws;
1702 nws = &win->s->ws[wsid];
1703
1704 XUnmapWindow(display, win->id);
1705
1706 /* find a window to focus */
1707 ws->focus = TAILQ_PREV(win, ws_win_list, entry);
1708 if (ws->focus == NULL)
1709 ws->focus = TAILQ_FIRST(&ws->winlist);
1710 if (ws->focus == win)
1711 ws->focus = NULL;
1712
1713 TAILQ_REMOVE(&ws->winlist, win, entry);
1714
1715 TAILQ_INSERT_TAIL(&nws->winlist, win, entry);
1716 win->ws = nws;
1717
1718 /* Try to update the window's workspace property */
1719 ws_idx_atom = XInternAtom(display, "_SWM_WS", False);
1720 if (ws_idx_atom &&
1721 snprintf(ws_idx_str, SWM_PROPLEN, "%d", nws->idx) < SWM_PROPLEN) {
1722 DNPRINTF(SWM_D_PROP, "setting property _SWM_WS to %s\n",
1723 ws_idx_str);
1724 XChangeProperty(display, win->id, ws_idx_atom, XA_STRING, 8,
1725 PropModeReplace, ws_idx_str, SWM_PROPLEN);
1726 }
1727
1728 if (count_win(nws, 1) == 1)
1729 nws->focus = win;
1730 ws->restack = 1;
1731 nws->restack = 1;
1732
1733 stack();
1734 }
1735
1736 void
1737 wkill(struct swm_region *r, union arg *args)
1738 {
1739 DNPRINTF(SWM_D_MISC, "wkill %d\n", args->id);
1740
1741 if(r->ws->focus == NULL)
1742 return;
1743
1744 if (args->id == SWM_ARG_ID_KILLWINDOW)
1745 XKillClient(display, r->ws->focus->id);
1746 else
1747 if (r->ws->focus->can_delete)
1748 client_msg(r->ws->focus, adelete);
1749 }
1750
1751 void
1752 floating_toggle(struct swm_region *r, union arg *args)
1753 {
1754 struct ws_win *win = cur_focus;
1755
1756 if (win == NULL)
1757 return;
1758
1759 win->floating = !win->floating;
1760 win->manual = 0;
1761 stack();
1762 focus_win(win);
1763 }
1764
1765 void
1766 resize_window(struct ws_win *win, int center)
1767 {
1768 unsigned int mask;
1769 XWindowChanges wc;
1770 struct swm_region *r;
1771
1772 r = root_to_region(win->wa.root);
1773 bzero(&wc, sizeof wc);
1774 mask = CWBorderWidth | CWWidth | CWHeight;
1775 wc.border_width = 1;
1776 wc.width = win->g.w;
1777 wc.height = win->g.h;
1778 if (center == SWM_ARG_ID_CENTER) {
1779 wc.x = (WIDTH(r) - win->g.w) / 2;
1780 wc.y = (HEIGHT(r) - win->g.h) / 2;
1781 mask |= CWX | CWY;
1782 }
1783
1784 DNPRINTF(SWM_D_STACK, "resize_window: win %lu x %d y %d w %d h %d\n",
1785 win->id, wc.x, wc.y, wc.width, wc.height);
1786
1787 XConfigureWindow(display, win->id, mask, &wc);
1788 config_win(win);
1789 }
1790
1791 void
1792 resize(struct ws_win *win, union arg *args)
1793 {
1794 XEvent ev;
1795 Time time = 0;
1796
1797 DNPRINTF(SWM_D_MOUSE, "resize: win %lu floating %d trans %d\n",
1798 win->id, win->floating, win->transient);
1799
1800 if (!(win->transient != 0 || win->floating != 0))
1801 return;
1802
1803 if (XGrabPointer(display, win->id, False, MOUSEMASK, GrabModeAsync,
1804 GrabModeAsync, None, None /* cursor */, CurrentTime) != GrabSuccess)
1805 return;
1806 XWarpPointer(display, None, win->id, 0, 0, 0, 0, win->g.w, win->g.h);
1807 do {
1808 XMaskEvent(display, MOUSEMASK | ExposureMask |
1809 SubstructureRedirectMask, &ev);
1810 switch(ev.type) {
1811 case ConfigureRequest:
1812 case Expose:
1813 case MapRequest:
1814 handler[ev.type](&ev);
1815 break;
1816 case MotionNotify:
1817 if (ev.xmotion.x <= 1)
1818 ev.xmotion.x = 1;
1819 if (ev.xmotion.y <= 1)
1820 ev.xmotion.y = 1;
1821 win->g.w = ev.xmotion.x;
1822 win->g.h = ev.xmotion.y;
1823
1824 /* not free, don't sync more than 60 times / second */
1825 if ((ev.xmotion.time - time) > (1000 / 60) ) {
1826 time = ev.xmotion.time;
1827 XSync(display, False);
1828 resize_window(win, args->id);
1829 }
1830 break;
1831 }
1832 } while (ev.type != ButtonRelease);
1833 if (time) {
1834 XSync(display, False);
1835 resize_window(win, args->id);
1836 }
1837 XWarpPointer(display, None, win->id, 0, 0, 0, 0, win->g.w - 1,
1838 win->g.h - 1);
1839 XUngrabPointer(display, CurrentTime);
1840
1841 /* drain events */
1842 while (XCheckMaskEvent(display, EnterWindowMask, &ev));
1843 }
1844
1845 void
1846 move_window(struct ws_win *win)
1847 {
1848 unsigned int mask;
1849 XWindowChanges wc;
1850 struct swm_region *r;
1851
1852 r = root_to_region(win->wa.root);
1853 bzero(&wc, sizeof wc);
1854 mask = CWX | CWY;
1855 wc.x = win->g.x;
1856 wc.y = win->g.y;
1857
1858 DNPRINTF(SWM_D_STACK, "move_window: win %lu x %d y %d w %d h %d\n",
1859 win->id, wc.x, wc.y, wc.width, wc.height);
1860
1861 XConfigureWindow(display, win->id, mask, &wc);
1862 config_win(win);
1863 }
1864
1865 void
1866 move(struct ws_win *win, union arg *args)
1867 {
1868 XEvent ev;
1869 Time time = 0;
1870 int restack = 0;
1871
1872 DNPRINTF(SWM_D_MOUSE, "move: win %lu floating %d trans %d\n",
1873 win->id, win->floating, win->transient);
1874
1875 if (win->floating == 0) {
1876 win->floating = 1;
1877 win->manual = 1;
1878 restack = 1;
1879 }
1880
1881 if (XGrabPointer(display, win->id, False, MOUSEMASK, GrabModeAsync,
1882 GrabModeAsync, None, None /* cursor */, CurrentTime) != GrabSuccess)
1883 return;
1884 XWarpPointer(display, None, win->id, 0, 0, 0, 0, 0, 0);
1885 do {
1886 XMaskEvent(display, MOUSEMASK | ExposureMask |
1887 SubstructureRedirectMask, &ev);
1888 switch(ev.type) {
1889 case ConfigureRequest:
1890 case Expose:
1891 case MapRequest:
1892 handler[ev.type](&ev);
1893 break;
1894 case MotionNotify:
1895 win->g.x = ev.xmotion.x_root;
1896 win->g.y = ev.xmotion.y_root;
1897
1898 /* not free, don't sync more than 60 times / second */
1899 if ((ev.xmotion.time - time) > (1000 / 60) ) {
1900 time = ev.xmotion.time;
1901 XSync(display, False);
1902 move_window(win);
1903 }
1904 break;
1905 }
1906 } while (ev.type != ButtonRelease);
1907 if (time) {
1908 XSync(display, False);
1909 move_window(win);
1910 }
1911 XWarpPointer(display, None, win->id, 0, 0, 0, 0, 0, 0);
1912 XUngrabPointer(display, CurrentTime);
1913 if (restack)
1914 stack();
1915
1916 /* drain events */
1917 while (XCheckMaskEvent(display, EnterWindowMask, &ev));
1918 }
1919
1920 /* key definitions */
1921 void dummykeyfunc(struct swm_region *r, union arg *args) {};
1922 void legacyfunc(struct swm_region *r, union arg *args) {};
1923
1924 struct keyfunc {
1925 char name[SWM_FUNCNAME_LEN];
1926 void (*func)(struct swm_region *r, union arg *);
1927 union arg args;
1928 } keyfuncs[kf_invalid + 1] = {
1929 /* name function argument */
1930 { "cycle_layout", cycle_layout, {0} },
1931 { "stack_reset", stack_config, {.id = SWM_ARG_ID_STACKRESET} },
1932 { "master_shrink", stack_config, {.id = SWM_ARG_ID_MASTERSHRINK} },
1933 { "master_grow", stack_config, {.id = SWM_ARG_ID_MASTERGROW} },
1934 { "master_add", stack_config, {.id = SWM_ARG_ID_MASTERADD} },
1935 { "master_del", stack_config, {.id = SWM_ARG_ID_MASTERDEL} },
1936 { "stack_inc", stack_config, {.id = SWM_ARG_ID_STACKINC} },
1937 { "stack_dec", stack_config, {.id = SWM_ARG_ID_STACKDEC} },
1938 { "swap_main", swapwin, {.id = SWM_ARG_ID_SWAPMAIN} },
1939 { "focus_next", focus, {.id = SWM_ARG_ID_FOCUSNEXT} },
1940 { "focus_prev", focus, {.id = SWM_ARG_ID_FOCUSPREV} },
1941 { "swap_next", swapwin, {.id = SWM_ARG_ID_SWAPNEXT} },
1942 { "swap_prev", swapwin, {.id = SWM_ARG_ID_SWAPPREV} },
1943 { "spawn_term", spawnterm, {.argv = spawn_term} },
1944 { "spawn_menu", legacyfunc, {0} },
1945 { "quit", quit, {0} },
1946 { "restart", restart, {0} },
1947 { "focus_main", focus, {.id = SWM_ARG_ID_FOCUSMAIN} },
1948 { "ws_1", switchws, {.id = 0} },
1949 { "ws_2", switchws, {.id = 1} },
1950 { "ws_3", switchws, {.id = 2} },
1951 { "ws_4", switchws, {.id = 3} },
1952 { "ws_5", switchws, {.id = 4} },
1953 { "ws_6", switchws, {.id = 5} },
1954 { "ws_7", switchws, {.id = 6} },
1955 { "ws_8", switchws, {.id = 7} },
1956 { "ws_9", switchws, {.id = 8} },
1957 { "ws_10", switchws, {.id = 9} },
1958 { "ws_next", cyclews, {.id = SWM_ARG_ID_CYCLEWS_UP} },
1959 { "ws_prev", cyclews, {.id = SWM_ARG_ID_CYCLEWS_DOWN} },
1960 { "screen_next", cyclescr, {.id = SWM_ARG_ID_CYCLESC_UP} },
1961 { "screen_prev", cyclescr, {.id = SWM_ARG_ID_CYCLESC_DOWN} },
1962 { "mvws_1", send_to_ws, {.id = 0} },
1963 { "mvws_2", send_to_ws, {.id = 1} },
1964 { "mvws_3", send_to_ws, {.id = 2} },
1965 { "mvws_4", send_to_ws, {.id = 3} },
1966 { "mvws_5", send_to_ws, {.id = 4} },
1967 { "mvws_6", send_to_ws, {.id = 5} },
1968 { "mvws_7", send_to_ws, {.id = 6} },
1969 { "mvws_8", send_to_ws, {.id = 7} },
1970 { "mvws_9", send_to_ws, {.id = 8} },
1971 { "mvws_10", send_to_ws, {.id = 9} },
1972 { "bar_toggle", bar_toggle, {0} },
1973 { "wind_kill", wkill, {.id = SWM_ARG_ID_KILLWINDOW} },
1974 { "wind_del", wkill, {.id = SWM_ARG_ID_DELETEWINDOW} },
1975 { "screenshot_all", legacyfunc, {0} },
1976 { "screenshot_wind", legacyfunc, {0} },
1977 { "float_toggle", floating_toggle,{0} },
1978 { "version", version, {0} },
1979 { "spawn_lock", legacyfunc, {0} },
1980 { "spawn_initscr", legacyfunc, {0} },
1981 { "spawn_custom", dummykeyfunc, {0} },
1982 { "invalid key func", NULL, {0} },
1983 };
1984 struct key {
1985 unsigned int mod;
1986 KeySym keysym;
1987 enum keyfuncid funcid;
1988 char *spawn_name;
1989 };
1990 int keys_size = 0, keys_length = 0;
1991 struct key *keys = NULL;
1992
1993 /* mouse */
1994 enum { client_click, root_click };
1995 struct button {
1996 unsigned int action;
1997 unsigned int mask;
1998 unsigned int button;
1999 void (*func)(struct ws_win *, union arg *);
2000 union arg args;
2001 } buttons[] = {
2002 /* action key mouse button func args */
2003 { client_click, MODKEY, Button3, resize, {.id = SWM_ARG_ID_DONTCENTER} },
2004 { client_click, MODKEY | ShiftMask, Button3, resize, {.id = SWM_ARG_ID_CENTER} },
2005 { client_click, MODKEY, Button1, move, {0} },
2006 };
2007
2008 void
2009 update_modkey(unsigned int mod)
2010 {
2011 int i;
2012
2013 mod_key = mod;
2014 for (i = 0; i < keys_length; i++)
2015 if (keys[i].mod & ShiftMask)
2016 keys[i].mod = mod | ShiftMask;
2017 else
2018 keys[i].mod = mod;
2019
2020 for (i = 0; i < LENGTH(buttons); i++)
2021 if (buttons[i].mask & ShiftMask)
2022 buttons[i].mask = mod | ShiftMask;
2023 else
2024 buttons[i].mask = mod;
2025 }
2026
2027 /* spawn */
2028 struct spawn_prog {
2029 char *name;
2030 int argc;
2031 char **argv;
2032 };
2033
2034 int spawns_size = 0, spawns_length = 0;
2035 struct spawn_prog *spawns = NULL;
2036
2037 void
2038 spawn_custom(struct swm_region *r, union arg *args, char *spawn_name)
2039 {
2040 union arg a;
2041 struct spawn_prog *prog = NULL;
2042 int i;
2043 char *ap, **real_args;
2044
2045 DNPRINTF(SWM_D_SPAWN, "spawn_custom %s\n", spawn_name);
2046
2047 /* find program */
2048 for (i = 0; i < spawns_length; i++) {
2049 if (!strcasecmp(spawn_name, spawns[i].name))
2050 prog = &spawns[i];
2051 }
2052 if (prog == NULL) {
2053 fprintf(stderr, "spawn_custom: program %s not found\n",
2054 spawn_name);
2055 return;
2056 }
2057
2058 /* make room for expanded args */
2059 if ((real_args = calloc(prog->argc + 1, sizeof(char *))) == NULL)
2060 err(1, "spawn_custom: calloc real_args");
2061
2062 /* expand spawn_args into real_args */
2063 for (i = 0; i < prog->argc; i++) {
2064 ap = prog->argv[i];
2065 DNPRINTF(SWM_D_SPAWN, "spawn_custom: raw arg = %s\n", ap);
2066 if (!strcasecmp(ap, "$bar_border")) {
2067 if ((real_args[i] =
2068 strdup(r->s->c[SWM_S_COLOR_BAR_BORDER].name))
2069 == NULL)
2070 err(1, "spawn_custom border color");
2071 } else if (!strcasecmp(ap, "$bar_color")) {
2072 if ((real_args[i] =
2073 strdup(r->s->c[SWM_S_COLOR_BAR].name))
2074 == NULL)
2075 err(1, "spawn_custom bar color");
2076 } else if (!strcasecmp(ap, "$bar_font")) {
2077 if ((real_args[i] = strdup(bar_fonts[bar_fidx]))
2078 == NULL)
2079 err(1, "spawn_custom bar fonts");
2080 } else if (!strcasecmp(ap, "$bar_font_color")) {
2081 if ((real_args[i] =
2082 strdup(r->s->c[SWM_S_COLOR_BAR_FONT].name))
2083 == NULL)
2084 err(1, "spawn_custom color font");
2085 } else if (!strcasecmp(ap, "$color_focus")) {
2086 if ((real_args[i] =
2087 strdup(r->s->c[SWM_S_COLOR_FOCUS].name))
2088 == NULL)
2089 err(1, "spawn_custom color focus");
2090 } else if (!strcasecmp(ap, "$color_unfocus")) {
2091 if ((real_args[i] =
2092 strdup(r->s->c[SWM_S_COLOR_UNFOCUS].name))
2093 == NULL)
2094 err(1, "spawn_custom color unfocus");
2095 } else {
2096 /* no match --> copy as is */
2097 if ((real_args[i] = strdup(ap)) == NULL)
2098 err(1, "spawn_custom strdup(ap)");
2099 }
2100 DNPRINTF(SWM_D_SPAWN, "spawn_custom: cooked arg = %s\n",
2101 real_args[i]);
2102 }
2103
2104 #ifdef SWM_DEBUG
2105 if ((swm_debug & SWM_D_SPAWN) != 0) {
2106 fprintf(stderr, "spawn_custom: result = ");
2107 for (i = 0; i < prog->argc; i++)
2108 fprintf(stderr, "\"%s\" ", real_args[i]);
2109 fprintf(stderr, "\n");
2110 }
2111 #endif
2112
2113 a.argv = real_args;
2114 spawn(r, &a);
2115 for (i = 0; i < prog->argc; i++)
2116 free(real_args[i]);
2117 free(real_args);
2118 }
2119
2120 void
2121 setspawn(struct spawn_prog *prog)
2122 {
2123 int i, j;
2124
2125 if (prog == NULL || prog->name == NULL)
2126 return;
2127
2128 /* find existing */
2129 for (i = 0; i < spawns_length; i++) {
2130 if (!strcmp(spawns[i].name, prog->name)) {
2131 /* found */
2132 if (prog->argv == NULL) {
2133 /* delete */
2134 DNPRINTF(SWM_D_SPAWN,
2135 "setspawn: delete #%d %s\n",
2136 i, spawns[i].name);
2137 free(spawns[i].name);
2138 for (j = 0; j < spawns[i].argc; j++)
2139 free(spawns[i].argv[j]);
2140 free(spawns[i].argv);
2141 j = spawns_length - 1;
2142 if (i < j)
2143 spawns[i] = spawns[j];
2144 spawns_length--;
2145 free(prog->name);
2146 } else {
2147 /* replace */
2148 DNPRINTF(SWM_D_SPAWN,
2149 "setspawn: replace #%d %s\n",
2150 i, spawns[i].name);
2151 free(spawns[i].name);
2152 for (j = 0; j < spawns[i].argc; j++)
2153 free(spawns[i].argv[j]);
2154 free(spawns[i].argv);
2155 spawns[i] = *prog;
2156 }
2157 /* found case handled */
2158 free(prog);
2159 return;
2160 }
2161 }
2162
2163 if (prog->argv == NULL) {
2164 fprintf(stderr,
2165 "error: setspawn: cannot find program %s", prog->name);
2166 free(prog);
2167 return;
2168 }
2169
2170 /* not found: add */
2171 if (spawns_size == 0 || spawns == NULL) {
2172 spawns_size = 4;
2173 DNPRINTF(SWM_D_SPAWN, "setspawn: init list %d\n", spawns_size);
2174 spawns = malloc((size_t)spawns_size *
2175 sizeof(struct spawn_prog));
2176 if (spawns == NULL) {
2177 fprintf(stderr, "setspawn: malloc failed\n");
2178 perror(" failed");
2179 quit(NULL, NULL);
2180 }
2181 } else if (spawns_length == spawns_size) {
2182 spawns_size *= 2;
2183 DNPRINTF(SWM_D_SPAWN, "setspawn: grow list %d\n", spawns_size);
2184 spawns = realloc(spawns, (size_t)spawns_size *
2185 sizeof(struct spawn_prog));
2186 if (spawns == NULL) {
2187 fprintf(stderr, "setspawn: realloc failed\n");
2188 perror(" failed");
2189 quit(NULL, NULL);
2190 }
2191 }
2192
2193 if (spawns_length < spawns_size) {
2194 DNPRINTF(SWM_D_SPAWN, "setspawn: add #%d %s\n",
2195 spawns_length, prog->name);
2196 i = spawns_length++;
2197 spawns[i] = *prog;
2198 } else {
2199 fprintf(stderr, "spawns array problem?\n");
2200 if (spawns == NULL) {
2201 fprintf(stderr, "spawns array is NULL!\n");
2202 quit(NULL, NULL);
2203 }
2204 }
2205 free(prog);
2206 }
2207
2208 int
2209 setconfspawn(char *selector, char *value, int flags)
2210 {
2211 struct spawn_prog *prog;
2212 char *vp, *cp, *word;
2213
2214 DNPRINTF(SWM_D_SPAWN, "setconfspawn: [%s] [%s]\n", selector, value);
2215 if ((prog = calloc(1, sizeof *prog)) == NULL)
2216 err(1, "setconfspawn: calloc prog");
2217 prog->name = strdup(selector);
2218 if (prog->name == NULL)
2219 err(1, "setconfspawn prog->name");
2220 if ((cp = vp = strdup(value)) == NULL)
2221 err(1, "setconfspawn: strdup(value) ");
2222 while ((word = strsep(&cp, " \t")) != NULL) {
2223 DNPRINTF(SWM_D_SPAWN, "setconfspawn: arg [%s]\n", word);
2224 if (cp)
2225 cp += (long)strspn(cp, " \t");
2226 if (strlen(word) > 0) {
2227 prog->argc++;
2228 prog->argv = realloc(prog->argv,
2229 prog->argc * sizeof(char *));
2230 if ((prog->argv[prog->argc - 1] = strdup(word)) == NULL)
2231 err(1, "setconfspawn: strdup");
2232 }
2233 }
2234 free(vp);
2235
2236 setspawn(prog);
2237
2238 DNPRINTF(SWM_D_SPAWN, "setconfspawn: done\n");
2239 return (0);
2240 }
2241
2242 void
2243 setup_spawn(void)
2244 {
2245 setconfspawn("term", "xterm", 0);
2246 setconfspawn("screenshot_all", "screenshot.sh full", 0);
2247 setconfspawn("screenshot_wind", "screenshot.sh window", 0);
2248 setconfspawn("lock", "xlock", 0);
2249 setconfspawn("initscr", "initscreen.sh", 0);
2250 setconfspawn("menu", "dmenu_run"
2251 " -fn $bar_font"
2252 " -nb $bar_color"
2253 " -nf $bar_font_color"
2254 " -sb $bar_border"
2255 " -sf bar_color", 0);
2256 }
2257
2258 /* key bindings */
2259 #define SWM_MODNAME_SIZE 32
2260 #define SWM_KEY_WS "\n+ \t"
2261 int
2262 parsekeys(char *keystr, unsigned int currmod, unsigned int *mod, KeySym *ks)
2263 {
2264 char *cp, *name;
2265 KeySym uks;
2266 DNPRINTF(SWM_D_KEY, "parsekeys: enter [%s]\n", keystr);
2267 if (mod == NULL || ks == NULL) {
2268 DNPRINTF(SWM_D_KEY, "parsekeys: no mod or key vars\n");
2269 return (1);
2270 }
2271 if (keystr == NULL || strlen(keystr) == 0) {
2272 DNPRINTF(SWM_D_KEY, "parsekeys: no keystr\n");
2273 return (1);
2274 }
2275 cp = keystr;
2276 *ks = NoSymbol;
2277 *mod = 0;
2278 while ((name = strsep(&cp, SWM_KEY_WS)) != NULL) {
2279 DNPRINTF(SWM_D_KEY, "parsekeys: key [%s]\n", name);
2280 if (cp)
2281 cp += (long)strspn(cp, SWM_KEY_WS);
2282 if (strncasecmp(name, "MOD", SWM_MODNAME_SIZE) == 0)
2283 *mod |= currmod;
2284 else if (!strncasecmp(name, "Mod1", SWM_MODNAME_SIZE))
2285 *mod |= Mod1Mask;
2286 else if (!strncasecmp(name, "Mod2", SWM_MODNAME_SIZE))
2287 *mod += Mod2Mask;
2288 else if (!strncmp(name, "Mod3", SWM_MODNAME_SIZE))
2289 *mod |= Mod3Mask;
2290 else if (!strncmp(name, "Mod4", SWM_MODNAME_SIZE))
2291 *mod |= Mod4Mask;
2292 else if (strncasecmp(name, "SHIFT", SWM_MODNAME_SIZE) == 0)
2293 *mod |= ShiftMask;
2294 else if (strncasecmp(name, "CONTROL", SWM_MODNAME_SIZE) == 0)
2295 *mod |= ControlMask;
2296 else {
2297 *ks = XStringToKeysym(name);
2298 XConvertCase(*ks, ks, &uks);
2299 if (ks == NoSymbol) {
2300 DNPRINTF(SWM_D_KEY,
2301 "parsekeys: invalid key %s\n",
2302 name);
2303 return (1);
2304 }
2305 }
2306 }
2307 DNPRINTF(SWM_D_KEY, "parsekeys: leave ok\n");
2308 return (0);
2309 }
2310 char *
2311 strdupsafe(char *str)
2312 {
2313 if (str == NULL)
2314 return (NULL);
2315 else
2316 return (strdup(str));
2317 }
2318 void
2319 setkeybinding(unsigned int mod, KeySym ks, enum keyfuncid kfid, char *spawn_name)
2320 {
2321 int i, j;
2322 DNPRINTF(SWM_D_KEY, "setkeybinding: enter %s [%s]\n",
2323 keyfuncs[kfid].name, spawn_name);
2324 /* find existing */
2325 for (i = 0; i < keys_length; i++) {
2326 if (keys[i].mod == mod && keys[i].keysym == ks) {
2327 if (kfid == kf_invalid) {
2328 /* found: delete */
2329 DNPRINTF(SWM_D_KEY,
2330 "setkeybinding: delete #%d %s\n",
2331 i, keyfuncs[keys[i].funcid].name);
2332 free(keys[i].spawn_name);
2333 j = keys_length - 1;
2334 if (i < j)
2335 keys[i] = keys[j];
2336 keys_length--;
2337 DNPRINTF(SWM_D_KEY, "setkeybinding: leave\n");
2338 return;
2339 } else {
2340 /* found: replace */
2341 DNPRINTF(SWM_D_KEY,
2342 "setkeybinding: replace #%d %s %s\n",
2343 i, keyfuncs[keys[i].funcid].name,
2344 spawn_name);
2345 free(keys[i].spawn_name);
2346 keys[i].mod = mod;
2347 keys[i].keysym = ks;
2348 keys[i].funcid = kfid;
2349 keys[i].spawn_name = strdupsafe(spawn_name);
2350 DNPRINTF(SWM_D_KEY, "setkeybinding: leave\n");
2351 return;
2352 }
2353 }
2354 }
2355 if (kfid == kf_invalid) {
2356 fprintf(stderr,
2357 "error: setkeybinding: cannot find mod/key combination");
2358 DNPRINTF(SWM_D_KEY, "setkeybinding: leave\n");
2359 return;
2360 }
2361 /* not found: add */
2362 if (keys_size == 0 || keys == NULL) {
2363 keys_size = 4;
2364 DNPRINTF(SWM_D_KEY, "setkeybinding: init list %d\n", keys_size);
2365 keys = malloc((size_t)keys_size * sizeof(struct key));
2366 if (!keys) {
2367 fprintf(stderr, "malloc failed\n");
2368 perror(" failed");
2369 quit(NULL, NULL);
2370 }
2371 } else if (keys_length == keys_size) {
2372 keys_size *= 2;
2373 DNPRINTF(SWM_D_KEY, "setkeybinding: grow list %d\n", keys_size);
2374 keys = realloc(keys, (size_t)keys_size * sizeof(struct key));
2375 if (!keys) {
2376 fprintf(stderr, "realloc failed\n");
2377 perror(" failed");
2378 quit(NULL, NULL);
2379 }
2380 }
2381 if (keys_length < keys_size) {
2382 j = keys_length++;
2383 DNPRINTF(SWM_D_KEY, "setkeybinding: add #%d %s %s\n",
2384 j, keyfuncs[kfid].name, spawn_name);
2385 keys[j].mod = mod;
2386 keys[j].keysym = ks;
2387 keys[j].funcid = kfid;
2388 keys[j].spawn_name = strdupsafe(spawn_name);
2389 } else {
2390 fprintf(stderr, "keys array problem?\n");
2391 if (!keys) {
2392 fprintf(stderr, "keys array problem\n");
2393 quit(NULL, NULL);
2394 }
2395 }
2396 DNPRINTF(SWM_D_KEY, "setkeybinding: leave\n");
2397 }
2398 int
2399 setconfbinding(char *selector, char *value, int flags)
2400 {
2401 enum keyfuncid kfid;
2402 unsigned int mod;
2403 KeySym ks;
2404 int i;
2405 DNPRINTF(SWM_D_KEY, "setconfbinding: enter\n");
2406 if (selector == NULL) {
2407 DNPRINTF(SWM_D_KEY, "setconfbinding: unbind %s\n", value);
2408 if (parsekeys(value, mod_key, &mod, &ks) == 0) {
2409 kfid = kf_invalid;
2410 setkeybinding(mod, ks, kfid, NULL);
2411 return (0);
2412 } else
2413 return (1);
2414 }
2415 /* search by key function name */
2416 for (kfid = 0; kfid < kf_invalid; (kfid)++) {
2417 if (strncasecmp(selector, keyfuncs[kfid].name,
2418 SWM_FUNCNAME_LEN) == 0) {
2419 DNPRINTF(SWM_D_KEY, "setconfbinding: %s: match\n",
2420 selector);
2421 if (parsekeys(value, mod_key, &mod, &ks) == 0) {
2422 setkeybinding(mod, ks, kfid, NULL);
2423 return (0);
2424 } else
2425 return (1);
2426 }
2427 }
2428 /* search by custom spawn name */
2429 for (i = 0; i < spawns_length; i++) {
2430 if (strcasecmp(selector, spawns[i].name) == 0) {
2431 DNPRINTF(SWM_D_KEY, "setconfbinding: %s: match\n",
2432 selector);
2433 if (parsekeys(value, mod_key, &mod, &ks) == 0) {
2434 setkeybinding(mod, ks, kf_spawn_custom,
2435 spawns[i].name);
2436 return (0);
2437 } else
2438 return (1);
2439 }
2440 }
2441 DNPRINTF(SWM_D_KEY, "setconfbinding: no match\n");
2442 return (1);
2443 }
2444 void
2445 setup_keys(void)
2446 {
2447 setkeybinding(MODKEY, XK_space, kf_cycle_layout,NULL);
2448 setkeybinding(MODKEY|ShiftMask, XK_space, kf_stack_reset, NULL);
2449 setkeybinding(MODKEY, XK_h, kf_master_shrink,NULL);
2450 setkeybinding(MODKEY, XK_l, kf_master_grow, NULL);
2451 setkeybinding(MODKEY, XK_comma, kf_master_add, NULL);
2452 setkeybinding(MODKEY, XK_period, kf_master_del, NULL);
2453 setkeybinding(MODKEY|ShiftMask, XK_comma, kf_stack_inc, NULL);
2454 setkeybinding(MODKEY|ShiftMask, XK_period, kf_stack_dec, NULL);
2455 setkeybinding(MODKEY, XK_Return, kf_swap_main, NULL);
2456 setkeybinding(MODKEY, XK_j, kf_focus_next, NULL);
2457 setkeybinding(MODKEY, XK_k, kf_focus_prev, NULL);
2458 setkeybinding(MODKEY|ShiftMask, XK_j, kf_swap_next, NULL);
2459 setkeybinding(MODKEY|ShiftMask, XK_k, kf_swap_prev, NULL);
2460 setkeybinding(MODKEY|ShiftMask, XK_Return, kf_spawn_term, NULL);
2461 setkeybinding(MODKEY, XK_p, kf_spawn_custom, "menu");
2462 setkeybinding(MODKEY|ShiftMask, XK_q, kf_quit, NULL);
2463 setkeybinding(MODKEY, XK_q, kf_restart, NULL);
2464 setkeybinding(MODKEY, XK_m, kf_focus_main, NULL);
2465 setkeybinding(MODKEY, XK_1, kf_ws_1, NULL);
2466 setkeybinding(MODKEY, XK_2, kf_ws_2, NULL);
2467 setkeybinding(MODKEY, XK_3, kf_ws_3, NULL);
2468 setkeybinding(MODKEY, XK_4, kf_ws_4, NULL);
2469 setkeybinding(MODKEY, XK_5, kf_ws_5, NULL);
2470 setkeybinding(MODKEY, XK_6, kf_ws_6, NULL);
2471 setkeybinding(MODKEY, XK_7, kf_ws_7, NULL);
2472 setkeybinding(MODKEY, XK_8, kf_ws_8, NULL);
2473 setkeybinding(MODKEY, XK_9, kf_ws_9, NULL);
2474 setkeybinding(MODKEY, XK_0, kf_ws_10, NULL);
2475 setkeybinding(MODKEY, XK_Right, kf_ws_next, NULL);
2476 setkeybinding(MODKEY, XK_Left, kf_ws_prev, NULL);
2477 setkeybinding(MODKEY|ShiftMask, XK_Right, kf_screen_next, NULL);
2478 setkeybinding(MODKEY|ShiftMask, XK_Left, kf_screen_prev, NULL);
2479 setkeybinding(MODKEY|ShiftMask, XK_1, kf_mvws_1, NULL);
2480 setkeybinding(MODKEY|ShiftMask, XK_2, kf_mvws_2, NULL);
2481 setkeybinding(MODKEY|ShiftMask, XK_3, kf_mvws_3, NULL);
2482 setkeybinding(MODKEY|ShiftMask, XK_4, kf_mvws_4, NULL);
2483 setkeybinding(MODKEY|ShiftMask, XK_5, kf_mvws_5, NULL);
2484 setkeybinding(MODKEY|ShiftMask, XK_6, kf_mvws_6, NULL);
2485 setkeybinding(MODKEY|ShiftMask, XK_7, kf_mvws_7, NULL);
2486 setkeybinding(MODKEY|ShiftMask, XK_8, kf_mvws_8, NULL);
2487 setkeybinding(MODKEY|ShiftMask, XK_9, kf_mvws_9, NULL);
2488 setkeybinding(MODKEY|ShiftMask, XK_0, kf_mvws_10, NULL);
2489 setkeybinding(MODKEY, XK_b, kf_bar_toggle, NULL);
2490 setkeybinding(MODKEY, XK_Tab, kf_focus_next, NULL);
2491 setkeybinding(MODKEY|ShiftMask, XK_Tab, kf_focus_prev, NULL);
2492 setkeybinding(MODKEY|ShiftMask, XK_x, kf_wind_kill, NULL);
2493 setkeybinding(MODKEY, XK_x, kf_wind_del, NULL);
2494 setkeybinding(MODKEY, XK_s, kf_spawn_custom, "screenshot_all");
2495 setkeybinding(MODKEY|ShiftMask, XK_s, kf_spawn_custom, "screenshot_wind");
2496 setkeybinding(MODKEY, XK_t, kf_float_toggle,NULL);
2497 setkeybinding(MODKEY|ShiftMask, XK_v, kf_version, NULL);
2498 setkeybinding(MODKEY|ShiftMask, XK_Delete, kf_spawn_custom, "lock");
2499 setkeybinding(MODKEY|ShiftMask, XK_i, kf_spawn_custom, "initscr");
2500 }
2501 void
2502 updatenumlockmask(void)
2503 {
2504 unsigned int i, j;
2505 XModifierKeymap *modmap;
2506
2507 DNPRINTF(SWM_D_MISC, "updatenumlockmask\n");
2508 numlockmask = 0;
2509 modmap = XGetModifierMapping(display);
2510 for (i = 0; i < 8; i++)
2511 for (j = 0; j < modmap->max_keypermod; j++)
2512 if (modmap->modifiermap[i * modmap->max_keypermod + j]
2513 == XKeysymToKeycode(display, XK_Num_Lock))
2514 numlockmask = (1 << i);
2515
2516 XFreeModifiermap(modmap);
2517 }
2518
2519 void
2520 grabkeys(void)
2521 {
2522 unsigned int i, j, k;
2523 KeyCode code;
2524 unsigned int modifiers[] =
2525 { 0, LockMask, numlockmask, numlockmask | LockMask };
2526
2527 DNPRINTF(SWM_D_MISC, "grabkeys\n");
2528 updatenumlockmask();
2529
2530 for (k = 0; k < ScreenCount(display); k++) {
2531 if (TAILQ_EMPTY(&screens[k].rl))
2532 continue;
2533 XUngrabKey(display, AnyKey, AnyModifier, screens[k].root);
2534 for (i = 0; i < keys_length; i++) {
2535 if ((code = XKeysymToKeycode(display, keys[i].keysym)))
2536 for (j = 0; j < LENGTH(modifiers); j++)
2537 XGrabKey(display, code,
2538 keys[i].mod | modifiers[j],
2539 screens[k].root, True,
2540 GrabModeAsync, GrabModeAsync);
2541 }
2542 }
2543 }
2544
2545 void
2546 grabbuttons(struct ws_win *win, int focused)
2547 {
2548 unsigned int i, j;
2549 unsigned int modifiers[] =
2550 { 0, LockMask, numlockmask, numlockmask|LockMask };
2551
2552 updatenumlockmask();
2553 XUngrabButton(display, AnyButton, AnyModifier, win->id);
2554 if(focused) {
2555 for (i = 0; i < LENGTH(buttons); i++)
2556 if (buttons[i].action == client_click)
2557 for (j = 0; j < LENGTH(modifiers); j++)
2558 XGrabButton(display, buttons[i].button,
2559 buttons[i].mask | modifiers[j],
2560 win->id, False, BUTTONMASK,
2561 GrabModeAsync, GrabModeSync, None,
2562 None);
2563 } else
2564 XGrabButton(display, AnyButton, AnyModifier, win->id, False,
2565 BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
2566 }
2567
2568 void
2569 expose(XEvent *e)
2570 {
2571 DNPRINTF(SWM_D_EVENT, "expose: window: %lu\n", e->xexpose.window);
2572 }
2573
2574 void
2575 keypress(XEvent *e)
2576 {
2577 unsigned int i;
2578 KeySym keysym;
2579 XKeyEvent *ev = &e->xkey;
2580
2581 DNPRINTF(SWM_D_EVENT, "keypress: window: %lu\n", ev->window);
2582
2583 keysym = XKeycodeToKeysym(display, (KeyCode)ev->keycode, 0);
2584 for (i = 0; i < keys_length; i++)
2585 if (keysym == keys[i].keysym
2586 && CLEANMASK(keys[i].mod) == CLEANMASK(ev->state)
2587 && keyfuncs[keys[i].funcid].func) {
2588 if (keys[i].funcid == kf_spawn_custom)
2589 spawn_custom(
2590 root_to_region(ev->root),
2591 &(keyfuncs[keys[i].funcid].args),
2592 keys[i].spawn_name
2593 );
2594 else
2595 keyfuncs[keys[i].funcid].func(
2596 root_to_region(ev->root),
2597 &(keyfuncs[keys[i].funcid].args)
2598 );
2599 }
2600 }
2601
2602 void
2603 buttonpress(XEvent *e)
2604 {
2605 XButtonPressedEvent *ev = &e->xbutton;
2606
2607 struct ws_win *win;
2608 int i, action;
2609
2610 DNPRINTF(SWM_D_EVENT, "buttonpress: window: %lu\n", ev->window);
2611
2612 action = root_click;
2613 if ((win = find_window(ev->window)) == NULL)
2614 return;
2615 else {
2616 focus_win(win);
2617 action = client_click;
2618 }
2619
2620 for (i = 0; i < LENGTH(buttons); i++)
2621 if (action == buttons[i].action && buttons[i].func &&
2622 buttons[i].button == ev->button &&
2623 CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state))
2624 buttons[i].func(win, &buttons[i].args);
2625 }
2626
2627 void
2628 set_win_state(struct ws_win *win, long state)
2629 {
2630 long data[] = {state, None};
2631
2632 DNPRINTF(SWM_D_EVENT, "set_win_state: window: %lu\n", win->id);
2633
2634 XChangeProperty(display, win->id, astate, astate, 32, PropModeReplace,
2635 (unsigned char *)data, 2);
2636 }
2637
2638 const char *quirkname[] = {
2639 "NONE", /* config string for "no value" */
2640 "FLOAT",
2641 "TRANSSZ",
2642 "ANYWHERE",
2643 "XTERM_FONTADJ",
2644 "FULLSCREEN",
2645 };
2646
2647 /* SWM_Q_WS: retain '|' for back compat for now (2009-08-11) */
2648 #define SWM_Q_WS "\n|+ \t"
2649 int
2650 parsequirks(char *qstr, unsigned long *quirk)
2651 {
2652 char *cp, *name;
2653 int i;
2654 if (quirk == NULL)
2655 return (1);
2656 cp = qstr;
2657 *quirk = 0;
2658 while ((name = strsep(&cp, SWM_Q_WS)) != NULL) {
2659 if (cp)
2660 cp += (long)strspn(cp, SWM_Q_WS);
2661 for (i = 0; i < LENGTH(quirkname); i++) {
2662 if (!strncasecmp(name, quirkname[i], SWM_QUIRK_LEN)) {
2663 DNPRINTF(SWM_D_QUIRK, "parsequirks: %s\n", name);
2664 if (i == 0) {
2665 *quirk = 0;
2666 return (0);
2667 }
2668 *quirk |= 1 << (i-1);
2669 break;
2670 }
2671 }
2672 if (i >= LENGTH(quirkname)) {
2673 DNPRINTF(SWM_D_QUIRK,
2674 "parsequirks: invalid quirk [%s]\n", name);
2675 return (1);
2676 }
2677 }
2678 return (0);
2679 }
2680 void
2681 setquirk(const char *class, const char *name, const int quirk)
2682 {
2683 int i, j;
2684 /* find existing */
2685 for (i = 0; i < quirks_length; i++) {
2686 if (!strcmp(quirks[i].class, class) &&
2687 !strcmp(quirks[i].name, name)) {
2688 if (!quirk) {
2689 /* found: delete */
2690 DNPRINTF(SWM_D_QUIRK,
2691 "setquirk: delete #%d %s:%s\n",
2692 i, quirks[i].class, quirks[i].name);
2693 free(quirks[i].class);
2694 free(quirks[i].name);
2695 j = quirks_length - 1;
2696 if (i < j)
2697 quirks[i] = quirks[j];
2698 quirks_length--;
2699 return;
2700 } else {
2701 /* found: replace */
2702 DNPRINTF(SWM_D_QUIRK,
2703 "setquirk: replace #%d %s:%s\n",
2704 i, quirks[i].class, quirks[i].name);
2705 free(quirks[i].class);
2706 free(quirks[i].name);
2707 quirks[i].class = strdup(class);
2708 quirks[i].name = strdup(name);
2709 quirks[i].quirk = quirk;
2710 return;
2711 }
2712 }
2713 }
2714 if (!quirk) {
2715 fprintf(stderr,
2716 "error: setquirk: cannot find class/name combination");
2717 return;
2718 }
2719 /* not found: add */
2720 if (quirks_size == 0 || quirks == NULL) {
2721 quirks_size = 4;
2722 DNPRINTF(SWM_D_QUIRK, "setquirk: init list %d\n", quirks_size);
2723 quirks = malloc((size_t)quirks_size * sizeof(struct quirk));
2724 if (!quirks) {
2725 fprintf(stderr, "setquirk: malloc failed\n");
2726 perror(" failed");
2727 quit(NULL, NULL);
2728 }
2729 } else if (quirks_length == quirks_size) {
2730 quirks_size *= 2;
2731 DNPRINTF(SWM_D_QUIRK, "setquirk: grow list %d\n", quirks_size);
2732 quirks = realloc(quirks, (size_t)quirks_size * sizeof(struct quirk));
2733 if (!quirks) {
2734 fprintf(stderr, "setquirk: realloc failed\n");
2735 perror(" failed");
2736 quit(NULL, NULL);
2737 }
2738 }
2739 if (quirks_length < quirks_size) {
2740 DNPRINTF(SWM_D_QUIRK, "setquirk: add %d\n", quirks_length);
2741 j = quirks_length++;
2742 quirks[j].class = strdup(class);
2743 quirks[j].name = strdup(name);
2744 quirks[j].quirk = quirk;
2745 } else {
2746 fprintf(stderr, "quirks array problem?\n");
2747 if (!quirks) {
2748 fprintf(stderr, "quirks array problem!\n");
2749 quit(NULL, NULL);
2750 }
2751 }
2752 }
2753 int
2754 setconfquirk(char *selector, char *value, int flags)
2755 {
2756 char *cp, *class, *name;
2757 int retval;
2758 unsigned long quirks;
2759 if (selector == NULL)
2760 return (0);
2761 if ((cp = strchr(selector, ':')) == NULL)
2762 return (0);
2763 *cp = '\0';
2764 class = selector;
2765 name = cp + 1;
2766 if ((retval = parsequirks(value, &quirks)) == 0)
2767 setquirk(class, name, quirks);
2768 return (retval);
2769 }
2770
2771 void
2772 setup_quirks(void)
2773 {
2774 setquirk("MPlayer", "xv", SWM_Q_FLOAT | SWM_Q_FULLSCREEN);
2775 setquirk("OpenOffice.org 2.4", "VCLSalFrame", SWM_Q_FLOAT);
2776 setquirk("OpenOffice.org 3.0", "VCLSalFrame", SWM_Q_FLOAT);
2777 setquirk("Firefox-bin", "firefox-bin", SWM_Q_TRANSSZ);
2778 setquirk("Firefox", "Dialog", SWM_Q_FLOAT);
2779 setquirk("Gimp", "gimp", SWM_Q_FLOAT | SWM_Q_ANYWHERE);
2780 setquirk("XTerm", "xterm", SWM_Q_XTERM_FONTADJ);
2781 setquirk("xine", "Xine Window", SWM_Q_FLOAT | SWM_Q_ANYWHERE);
2782 setquirk("Xitk", "Xitk Combo", SWM_Q_FLOAT | SWM_Q_ANYWHERE);
2783 setquirk("xine", "xine Panel", SWM_Q_FLOAT | SWM_Q_ANYWHERE);
2784 setquirk("Xitk", "Xine Window", SWM_Q_FLOAT | SWM_Q_ANYWHERE);
2785 setquirk("xine", "xine Video Fullscreen Window", SWM_Q_FULLSCREEN | SWM_Q_FLOAT);
2786 setquirk("pcb", "pcb", SWM_Q_FLOAT);
2787 }
2788
2789 /* conf file stuff */
2790 #define SWM_CONF_FILE "scrotwm.conf"
2791
2792 enum { SWM_S_BAR_DELAY, SWM_S_BAR_ENABLED, SWM_S_CLOCK_ENABLED,
2793 SWM_S_CYCLE_EMPTY, SWM_S_CYCLE_VISIBLE, SWM_S_SS_ENABLED,
2794 SWM_S_TERM_WIDTH, SWM_S_TITLE_CLASS_ENABLED, SWM_S_TITLE_NAME_ENABLED,
2795 SWM_S_BAR_FONT, SWM_S_BAR_ACTION, SWM_S_SPAWN_TERM, SWM_S_SS_APP,
2796 SWM_S_DIALOG_RATIO };
2797
2798 int
2799 setconfvalue(char *selector, char *value, int flags)
2800 {
2801 switch (flags) {
2802 case SWM_S_BAR_DELAY:
2803 bar_delay = atoi(value);
2804 break;
2805 case SWM_S_BAR_ENABLED:
2806 bar_enabled = atoi(value);
2807 break;
2808 case SWM_S_CLOCK_ENABLED:
2809 clock_enabled = atoi(value);
2810 break;
2811 case SWM_S_CYCLE_EMPTY:
2812 cycle_empty = atoi(value);
2813 break;
2814 case SWM_S_CYCLE_VISIBLE:
2815 cycle_visible = atoi(value);
2816 break;
2817 case SWM_S_SS_ENABLED:
2818 ss_enabled = atoi(value);
2819 break;
2820 case SWM_S_TERM_WIDTH:
2821 term_width = atoi(value);
2822 break;
2823 case SWM_S_TITLE_CLASS_ENABLED:
2824 title_class_enabled = atoi(value);
2825 break;
2826 case SWM_S_TITLE_NAME_ENABLED:
2827 title_name_enabled = atoi(value);
2828 break;
2829 case SWM_S_BAR_FONT:
2830 free(bar_fonts[0]);
2831 if ((bar_fonts[0] = strdup(value)) == NULL)
2832 err(1, "setconfvalue: bar_font");
2833 break;
2834 case SWM_S_BAR_ACTION:
2835 free(bar_argv[0]);
2836 if ((bar_argv[0] = strdup(value)) == NULL)
2837 err(1, "setconfvalue: bar_action");
2838 break;
2839 case SWM_S_SPAWN_TERM:
2840 free(spawn_term[0]);
2841 if ((spawn_term[0] = strdup(value)) == NULL)
2842 err(1, "setconfvalue: spawn_term");
2843 break;
2844 case SWM_S_SS_APP:
2845 break;
2846 case SWM_S_DIALOG_RATIO:
2847 dialog_ratio = atof(value);
2848 if (dialog_ratio > 1.0 || dialog_ratio <= .3)
2849 dialog_ratio = .6;
2850 break;
2851 default:
2852 return (1);
2853 }
2854 return (0);
2855 }
2856
2857 int
2858 setconfmodkey(char *selector, char *value, int flags)
2859 {
2860 if (!strncasecmp(value, "Mod1", strlen("Mod1")))
2861 update_modkey(Mod1Mask);
2862 else if (!strncasecmp(value, "Mod2", strlen("Mod2")))
2863 update_modkey(Mod2Mask);
2864 else if (!strncasecmp(value, "Mod3", strlen("Mod3")))
2865 update_modkey(Mod3Mask);
2866 else if (!strncasecmp(value, "Mod4", strlen("Mod4")))
2867 update_modkey(Mod4Mask);
2868 else
2869 return (1);
2870 return (0);
2871 }
2872
2873 int
2874 setconfcolor(char *selector, char *value, int flags)
2875 {
2876 setscreencolor(value, ((selector == NULL)?-1:atoi(selector)), flags);
2877 return (0);
2878 }
2879
2880 int
2881 setconfregion(char *selector, char *value, int flags)
2882 {
2883 custom_region(value);
2884 return (0);
2885 }
2886
2887 /* config options */
2888 struct config_option {
2889 char *optname;
2890 int (*func)(char*, char*, int);
2891 int funcflags;
2892 };
2893 struct config_option configopt[] = {
2894 { "bar_enabled", setconfvalue, SWM_S_BAR_ENABLED },
2895 { "bar_border", setconfcolor, SWM_S_COLOR_BAR_BORDER },
2896 { "bar_color", setconfcolor, SWM_S_COLOR_BAR },
2897 { "bar_font_color", setconfcolor, SWM_S_COLOR_BAR_FONT },
2898 { "bar_font", setconfvalue, SWM_S_BAR_FONT },
2899 { "bar_action", setconfvalue, SWM_S_BAR_ACTION },
2900 { "bar_delay", setconfvalue, SWM_S_BAR_DELAY },
2901 { "bind", setconfbinding, 0 },
2902 { "clock_enabled", setconfvalue, SWM_S_CLOCK_ENABLED },
2903 { "color_focus", setconfcolor, SWM_S_COLOR_FOCUS },
2904 { "color_unfocus", setconfcolor, SWM_S_COLOR_UNFOCUS },
2905 { "cycle_empty", setconfvalue, SWM_S_CYCLE_EMPTY },
2906 { "cycle_visible", setconfvalue, SWM_S_CYCLE_VISIBLE },
2907 { "dialog_ratio", setconfvalue, SWM_S_DIALOG_RATIO },
2908 { "modkey", setconfmodkey, 0 },
2909 { "program", setconfspawn, 0 },
2910 { "quirk", setconfquirk, 0 },
2911 { "region", setconfregion, 0 },
2912 { "spawn_term", setconfvalue, SWM_S_SPAWN_TERM },
2913 { "screenshot_enabled", setconfvalue, SWM_S_SS_ENABLED },
2914 { "screenshot_app", setconfvalue, SWM_S_SS_APP },
2915 { "term_width", setconfvalue, SWM_S_TERM_WIDTH },
2916 { "title_class_enabled", setconfvalue, SWM_S_TITLE_CLASS_ENABLED },
2917 { "title_name_enabled", setconfvalue, SWM_S_TITLE_NAME_ENABLED }
2918 };
2919
2920
2921 int
2922 conf_load(char *filename)
2923 {
2924 FILE *config;
2925 char *line, *cp, *optsub, *optval;
2926 size_t linelen, lineno = 0;
2927 int wordlen, i, optind;
2928 struct config_option *opt;
2929 DPRINTF("conf_load begin\n");
2930 if (filename == NULL) {
2931 fprintf(stderr, "conf_load: no filename\n");
2932 return (1);
2933 }
2934 if ((config = fopen(filename, "r")) == NULL) {
2935 warn("conf_load: fopen");
2936 return (1);
2937 }
2938 while (!feof(config)) {
2939 if ((line = fparseln(config, &linelen, &lineno, NULL, 0))
2940 == NULL) {
2941 if (ferror(config))
2942 err(1, "%s", filename);
2943 else
2944 continue;
2945 }
2946 cp = line;
2947 cp += strspn(cp, " \t\n"); /* eat whitespace */
2948 if (cp[0] == '\0') {
2949 /* empty line */
2950 free(line);
2951 continue;
2952 }
2953 /* get config option */
2954 wordlen = strcspn(cp, "=[ \t\n");
2955 if (wordlen == 0) {
2956 warnx("%s: line %zd: no option found",
2957 filename, lineno);
2958 return (1);
2959 }
2960 optind = -1;
2961 for (i = 0; i < LENGTH(configopt); i++) {
2962 opt = &configopt[i];
2963 if (!strncasecmp(cp, opt->optname, wordlen) &&
2964 strlen(opt->optname) == wordlen) {
2965 optind = i;
2966 break;
2967 }
2968 }
2969 if (optind == -1) {
2970 warnx("%s: line %zd: unknown option %.*s",
2971 filename, lineno, wordlen, cp);
2972 return (1);
2973 }
2974 cp += wordlen;
2975 cp += strspn(cp, " \t\n"); /* eat whitespace */
2976 /* get [selector] if any */
2977 optsub = NULL;
2978 if (*cp == '[') {
2979 cp++;
2980 wordlen = strcspn(cp, "]");
2981 if (*cp != ']') {
2982 if (wordlen == 0) {
2983 warnx("%s: line %zd: syntax error",
2984 filename, lineno);
2985 return (1);
2986 }
2987 asprintf(&optsub, "%.*s", wordlen, cp);
2988 }
2989 cp += wordlen;
2990 cp += strspn(cp, "] \t\n"); /* eat trailing */
2991 }
2992 cp += strspn(cp, "= \t\n"); /* eat trailing */
2993 /* get RHS value */
2994 optval = strdup(cp);
2995 /* call function to deal with it all */
2996 if (configopt[optind].func(optsub, optval,
2997 configopt[optind].funcflags) != 0) {
2998 fprintf(stderr, "%s line %zd: %s\n",
2999 filename, lineno, line);
3000 errx(1, "%s: line %zd: invalid data for %s",
3001 filename, lineno, configopt[optind].optname);
3002 }
3003 free(optval);
3004 free(optsub);
3005 free(line);
3006 }
3007 fclose(config);
3008 DPRINTF("conf_load end\n");
3009 return (0);
3010 }
3011
3012 struct ws_win *
3013 manage_window(Window id)
3014 {
3015 Window trans;
3016 struct workspace *ws;
3017 struct ws_win *win;
3018 int format, i, ws_idx, n;
3019 unsigned long nitems, bytes;
3020 Atom ws_idx_atom = 0, type;
3021 Atom *prot = NULL, *pp;
3022 unsigned char ws_idx_str[SWM_PROPLEN], *prop = NULL;
3023 struct swm_region *r;
3024 long mask;
3025 const char *errstr;
3026 XWindowChanges wc;
3027
3028 if ((win = find_window(id)) != NULL)
3029 return (win); /* already being managed */
3030
3031 if ((win = calloc(1, sizeof(struct ws_win))) == NULL)
3032 errx(1, "calloc: failed to allocate memory for new window");
3033
3034 /* Get all the window data in one shot */
3035 ws_idx_atom = XInternAtom(display, "_SWM_WS", False);
3036 if (ws_idx_atom)
3037 XGetWindowProperty(display, id, ws_idx_atom, 0, SWM_PROPLEN,
3038 False, XA_STRING, &type, &format, &nitems, &bytes, &prop);
3039 XGetWindowAttributes(display, id, &win->wa);
3040 XGetTransientForHint(display, id, &trans);
3041 XGetWMNormalHints(display, id, &win->sh, &mask); /* XXX function? */
3042 if (trans) {
3043 win->transient = trans;
3044 DNPRINTF(SWM_D_MISC, "manage_window: win %u transient %u\n",
3045 (unsigned)win->id, win->transient);
3046 }
3047 /* get supported protocols */
3048 if (XGetWMProtocols(display, id, &prot, &n)) {
3049 for (i = 0, pp = prot; i < n; i++, pp++)
3050 if (*pp == adelete)
3051 win->can_delete = 1;
3052 if (prot)
3053 XFree(prot);
3054 }
3055
3056 /*
3057 * Figure out where to put the window. If it was previously assigned to
3058 * a workspace (either by spawn() or manually moving), and isn't
3059 * transient, * put it in the same workspace
3060 */
3061 r = root_to_region(win->wa.root);
3062 if (prop && win->transient == 0) {
3063 DNPRINTF(SWM_D_PROP, "got property _SWM_WS=%s\n", prop);
3064 ws_idx = strtonum(prop, 0, 9, &errstr);
3065 if (errstr) {
3066 DNPRINTF(SWM_D_EVENT, "window idx is %s: %s",
3067 errstr, prop);
3068 }
3069 ws = &r->s->ws[ws_idx];
3070 } else
3071 ws = r->ws;
3072
3073 /* set up the window layout */
3074 win->id = id;
3075 win->ws = ws;
3076 win->s = r->s; /* this never changes */
3077 TAILQ_INSERT_TAIL(&ws->winlist, win, entry);
3078
3079 win->g.w = win->wa.width;
3080 win->g.h = win->wa.height;
3081 win->g.x = win->wa.x;
3082 win->g.y = win->wa.y;
3083
3084 /* Set window properties so we can remember this after reincarnation */
3085 if (ws_idx_atom && prop == NULL &&
3086 snprintf(ws_idx_str, SWM_PROPLEN, "%d", ws->idx) < SWM_PROPLEN) {
3087 DNPRINTF(SWM_D_PROP, "setting property _SWM_WS to %s\n",
3088 ws_idx_str);
3089 XChangeProperty(display, win->id, ws_idx_atom, XA_STRING, 8,
3090 PropModeReplace, ws_idx_str, SWM_PROPLEN);
3091 }
3092 XFree(prop);
3093
3094 if (XGetClassHint(display, win->id, &win->ch)) {
3095 DNPRINTF(SWM_D_CLASS, "class: %s name: %s\n",
3096 win->ch.res_class, win->ch.res_name);
3097 for (i = 0; i < quirks_length; i++){
3098 if (!strcmp(win->ch.res_class, quirks[i].class) &&
3099 !strcmp(win->ch.res_name, quirks[i].name)) {
3100 DNPRINTF(SWM_D_CLASS, "found: %s name: %s\n",
3101 win->ch.res_class, win->ch.res_name);
3102 if (quirks[i].quirk & SWM_Q_FLOAT)
3103 win->floating = 1;
3104 win->quirks = quirks[i].quirk;
3105 }
3106 }
3107 }
3108
3109 /* alter window position if quirky */
3110 if (win->quirks & SWM_Q_ANYWHERE) {
3111 win->manual = 1; /* don't center the quirky windows */
3112 bzero(&wc, sizeof wc);
3113 mask = 0;
3114 if (win->g.y < bar_height) {
3115 win->g.y = wc.y = bar_height;
3116 mask |= CWY;
3117 }
3118 if (win->g.w + win->g.x > WIDTH(r)) {
3119 win->g.x = wc.x = WIDTH(win->ws->r) - win->g.w - 2;
3120 mask |= CWX;
3121 }
3122 wc.border_width = 1;
3123 mask |= CWBorderWidth;
3124 XConfigureWindow(display, win->id, mask, &wc);
3125 }
3126
3127 /* Reset font sizes (the bruteforce way; no default keybinding). */
3128 if (win->quirks & SWM_Q_XTERM_FONTADJ) {
3129 for (i = 0; i < SWM_MAX_FONT_STEPS; i++)
3130 fake_keypress(win, XK_KP_Subtract, ShiftMask);
3131 for (i = 0; i < SWM_MAX_FONT_STEPS; i++)
3132 fake_keypress(win, XK_KP_Add, ShiftMask);
3133 }
3134
3135 XSelectInput(display, id, EnterWindowMask | FocusChangeMask |
3136 PropertyChangeMask | StructureNotifyMask);
3137
3138 set_win_state(win, NormalState);
3139
3140 /* floaters need to be mapped if they are in the current workspace */
3141 if (win->floating && (ws->idx == r->ws->idx))
3142 XMapRaised(display, win->id);
3143
3144 /* make new win focused */
3145 focus_win(win);
3146
3147 return (win);
3148 }
3149
3150 void
3151 unmanage_window(struct ws_win *win)
3152 {
3153 struct workspace *ws;
3154
3155 if (win == NULL)
3156 return;
3157
3158 DNPRINTF(SWM_D_MISC, "unmanage_window: %lu\n", win->id);
3159
3160 /* don't unmanage if we are switching workspaces */
3161 ws = win->ws;
3162 if (ws->restack)
3163 return;
3164
3165 /* find a window to focus */
3166 if (ws->focus == win)
3167 ws->focus = TAILQ_PREV(win, ws_win_list, entry);
3168 if (ws->focus == NULL)
3169 ws->focus = TAILQ_FIRST(&ws->winlist);
3170 if (ws->focus == NULL || ws->focus == win) {
3171 ws->focus = NULL;
3172 unfocus_win(win);
3173 } else
3174 focus_win(ws->focus);
3175 if (ws->focus_prev == win)
3176 ws->focus_prev = NULL;
3177
3178 TAILQ_REMOVE(&win->ws->winlist, win, entry);
3179 set_win_state(win, WithdrawnState);
3180 if (win->ch.res_class)
3181 XFree(win->ch.res_class);
3182 if (win->ch.res_name)
3183 XFree(win->ch.res_name);
3184 free(win);
3185 }
3186
3187 void
3188 configurerequest(XEvent *e)
3189 {
3190 XConfigureRequestEvent *ev = &e->xconfigurerequest;
3191 struct ws_win *win;
3192 int new = 0;
3193 XWindowChanges wc;
3194
3195 if ((win = find_window(ev->window)) == NULL)
3196 new = 1;
3197
3198 if (new) {
3199 DNPRINTF(SWM_D_EVENT, "configurerequest: new window: %lu\n",
3200 ev->window);
3201 bzero(&wc, sizeof wc);
3202 wc.x = ev->x;
3203 wc.y = ev->y;
3204 wc.width = ev->width;
3205 wc.height = ev->height;
3206 wc.border_width = ev->border_width;
3207 wc.sibling = ev->above;
3208 wc.stack_mode = ev->detail;
3209 XConfigureWindow(display, ev->window, ev->value_mask, &wc);
3210 } else {
3211 DNPRINTF(SWM_D_EVENT, "configurerequest: change window: %lu\n",
3212 ev->window);
3213 if (win->floating) {
3214 if (ev->value_mask & CWX)
3215 win->g.x = ev->x;
3216 if (ev->value_mask & CWY)
3217 win->g.y = ev->y;
3218 if (ev->value_mask & CWWidth)
3219 win->g.w = ev->width;
3220 if (ev->value_mask & CWHeight)
3221 win->g.h = ev->height;
3222 if (win->ws->r != NULL) {
3223 /* this seems to be full screen */
3224 if (win->g.w >= WIDTH(win->ws->r)) {
3225 win->g.x = 0;
3226 win->g.w = WIDTH(win->ws->r);
3227 ev->value_mask |= CWX | CWWidth;
3228 }
3229 if (win->g.h >= HEIGHT(win->ws->r)) {
3230 /* kill border */
3231 win->g.y = 0;
3232 win->g.h = HEIGHT(win->ws->r);
3233 ev->value_mask |= CWY | CWHeight;
3234 }
3235 }
3236 if ((ev->value_mask & (CWX | CWY)) &&
3237 !(ev->value_mask & (CWWidth | CWHeight)))
3238 config_win(win);
3239 XMoveResizeWindow(display, win->id,
3240 win->g.x, win->g.y, win->g.w, win->g.h);
3241 } else
3242 config_win(win);
3243 }
3244 }
3245
3246 void
3247 configurenotify(XEvent *e)
3248 {
3249 struct ws_win *win;
3250 long mask;
3251
3252 DNPRINTF(SWM_D_EVENT, "configurenotify: window: %lu\n",
3253 e->xconfigure.window);
3254
3255 XMapWindow(display, e->xconfigure.window);
3256 win = find_window(e->xconfigure.window);
3257 if (win) {
3258 XGetWMNormalHints(display, win->id, &win->sh, &mask);
3259 adjust_font(win);
3260 XMapWindow(display, win->id);
3261 if (font_adjusted)
3262 stack();
3263 }
3264 }
3265
3266 void
3267 destroynotify(XEvent *e)
3268 {
3269 struct ws_win *win;
3270 XDestroyWindowEvent *ev = &e->xdestroywindow;
3271
3272 DNPRINTF(SWM_D_EVENT, "destroynotify: window %lu\n", ev->window);
3273
3274 if ((win = find_window(ev->window)) != NULL) {
3275 unmanage_window(win);
3276 stack();
3277 }
3278 }
3279
3280 void
3281 enternotify(XEvent *e)
3282 {
3283 XCrossingEvent *ev = &e->xcrossing;
3284 struct ws_win *win;
3285
3286 DNPRINTF(SWM_D_EVENT, "enternotify: window: %lu\n", ev->window);
3287
3288 if (ignore_enter) {
3289 /* eat event(r) to prevent autofocus */
3290 ignore_enter--;
3291 return;
3292 }
3293
3294 if ((win = find_window(ev->window)) != NULL)
3295 focus_win(win);
3296 }
3297
3298 void
3299 focusin(XEvent *e)
3300 {
3301 DNPRINTF(SWM_D_EVENT, "focusin: window: %lu\n", e->xfocus.window);
3302 }
3303
3304 void
3305 focusout(XEvent *e)
3306 {
3307 DNPRINTF(SWM_D_EVENT, "focusout: window: %lu\n", e->xfocus.window);
3308
3309 if (cur_focus && cur_focus->ws->r &&
3310 cur_focus->id == e->xfocus.window) {
3311 struct swm_screen *s = cur_focus->ws->r->s;
3312 Window rr, cr;
3313 int x, y, wx, wy;
3314 unsigned int mask;
3315
3316 /* Try to detect synergy hiding the cursor. */
3317 if (XQueryPointer(display, cur_focus->id,
3318 &rr, &cr, &x, &y, &wx, &wy, &mask) != False &&
3319 cr == 0 && !mask &&
3320 x == DisplayWidth(display, s->idx)/2 &&
3321 y == DisplayHeight(display, s->idx)/2) {
3322 unfocus_win(cur_focus);
3323 }
3324 }
3325 }
3326
3327 void
3328 mappingnotify(XEvent *e)
3329 {
3330 XMappingEvent *ev = &e->xmapping;
3331
3332 DNPRINTF(SWM_D_EVENT, "mappingnotify: window: %lu\n", ev->window);
3333
3334 XRefreshKeyboardMapping(ev);
3335 if (ev->request == MappingKeyboard)
3336 grabkeys();
3337 }
3338
3339 void
3340 maprequest(XEvent *e)
3341 {
3342 XMapRequestEvent *ev = &e->xmaprequest;
3343 XWindowAttributes wa;
3344
3345 DNPRINTF(SWM_D_EVENT, "maprequest: window: %lu\n",
3346 e->xmaprequest.window);
3347
3348 if (!XGetWindowAttributes(display, ev->window, &wa))
3349 return;
3350 if (wa.override_redirect)
3351 return;
3352 manage_window(e->xmaprequest.window);
3353
3354 stack();
3355 }
3356
3357 void
3358 propertynotify(XEvent *e)
3359 {
3360 struct ws_win *win;
3361 XPropertyEvent *ev = &e->xproperty;
3362
3363 DNPRINTF(SWM_D_EVENT, "propertynotify: window: %lu\n",
3364 ev->window);
3365
3366 if (ev->state == PropertyDelete)
3367 return; /* ignore */
3368 win = find_window(ev->window);
3369 if (win == NULL)
3370 return;
3371
3372 switch (ev->atom) {
3373 case XA_WM_NORMAL_HINTS:
3374 #if 0
3375 long mask;
3376 XGetWMNormalHints(display, win->id, &win->sh, &mask);
3377 fprintf(stderr, "normal hints: flag 0x%x\n", win->sh.flags);
3378 if (win->sh.flags & PMinSize) {
3379 win->g.w = win->sh.min_width;
3380 win->g.h = win->sh.min_height;
3381 fprintf(stderr, "min %d %d\n", win->g.w, win->g.h);
3382 }
3383 XMoveResizeWindow(display, win->id,
3384 win->g.x, win->g.y, win->g.w, win->g.h);
3385 #endif
3386 break;
3387 default:
3388 break;
3389 }
3390 }
3391
3392 void
3393 unmapnotify(XEvent *e)
3394 {
3395 XDestroyWindowEvent *ev = &e->xdestroywindow;
3396 struct ws_win *win;
3397
3398 DNPRINTF(SWM_D_EVENT, "unmapnotify: window: %lu\n", e->xunmap.window);
3399
3400 if ((win = find_window(ev->window)) != NULL)
3401 if (win->transient)
3402 unmanage_window(win);
3403 }
3404
3405 void
3406 visibilitynotify(XEvent *e)
3407 {
3408 int i;
3409 struct swm_region *r;
3410
3411 DNPRINTF(SWM_D_EVENT, "visibilitynotify: window: %lu\n",
3412 e->xvisibility.window);
3413 if (e->xvisibility.state == VisibilityUnobscured)
3414 for (i = 0; i < ScreenCount(display); i++)
3415 TAILQ_FOREACH(r, &screens[i].rl, entry)
3416 if (e->xvisibility.window == r->bar_window)
3417 bar_update();
3418 }
3419
3420 int
3421 xerror_start(Display *d, XErrorEvent *ee)
3422 {
3423 other_wm = 1;
3424 return (-1);
3425 }
3426
3427 int
3428 xerror(Display *d, XErrorEvent *ee)
3429 {
3430 /* fprintf(stderr, "error: %p %p\n", display, ee); */
3431 return (-1);
3432 }
3433
3434 int
3435 active_wm(void)
3436 {
3437 other_wm = 0;
3438 xerrorxlib = XSetErrorHandler(xerror_start);
3439
3440 /* this causes an error if some other window manager is running */
3441 XSelectInput(display, DefaultRootWindow(display),
3442 SubstructureRedirectMask);
3443 XSync(display, False);
3444 if (other_wm)
3445 return (1);
3446
3447 XSetErrorHandler(xerror);
3448 XSync(display, False);
3449 return (0);
3450 }
3451
3452 long
3453 getstate(Window w)
3454 {
3455 int format, status;
3456 long result = -1;
3457 unsigned char *p = NULL;
3458 unsigned long n, extra;
3459 Atom real;
3460
3461 status = XGetWindowProperty(display, w, astate, 0L, 2L, False, astate,
3462 &real, &format, &n, &extra, (unsigned char **)&p);
3463 if (status != Success)
3464 return (-1);
3465 if (n != 0)
3466 result = *((long *)p);
3467 XFree(p);
3468 return (result);
3469 }
3470
3471 void
3472 new_region(struct swm_screen *s, int x, int y, int w, int h)
3473 {
3474 struct swm_region *r, *n;
3475 struct workspace *ws = NULL;
3476 int i;
3477
3478 DNPRINTF(SWM_D_MISC, "new region: screen[%d]:%dx%d+%d+%d\n",
3479 s->idx, w, h, x, y);
3480
3481 /* remove any conflicting regions */
3482 n = TAILQ_FIRST(&s->rl);
3483 while (n) {
3484 r = n;
3485 n = TAILQ_NEXT(r, entry);
3486 if (X(r) < (x + w) &&
3487 (X(r) + WIDTH(r)) > x &&
3488 Y(r) < (y + h) &&
3489 (Y(r) + HEIGHT(r)) > y) {
3490 XDestroyWindow(display, r->bar_window);
3491 TAILQ_REMOVE(&s->rl, r, entry);
3492 TAILQ_INSERT_TAIL(&s->orl, r, entry);
3493 }
3494 }
3495
3496 /* search old regions for one to reuse */
3497
3498 /* size + location match */
3499 TAILQ_FOREACH(r, &s->orl, entry)
3500 if (X(r) == x && Y(r) == y &&
3501 HEIGHT(r) == h && WIDTH(r) == w)
3502 break;
3503
3504 /* size match */
3505 TAILQ_FOREACH(r, &s->orl, entry)
3506 if (HEIGHT(r) == h && WIDTH(r) == w)
3507 break;
3508
3509 if (r != NULL) {
3510 TAILQ_REMOVE(&s->orl, r, entry);
3511 /* try to use old region's workspace */
3512 if (r->ws->r == NULL)
3513 ws = r->ws;
3514 } else
3515 if ((r = calloc(1, sizeof(struct swm_region))) == NULL)
3516 errx(1, "calloc: failed to allocate memory for screen");
3517
3518 /* if we don't have a workspace already, find one */
3519 if (ws == NULL) {
3520 for (i = 0; i < SWM_WS_MAX; i++)
3521 if (s->ws[i].r == NULL) {
3522 ws = &s->ws[i];
3523 break;
3524 }
3525 }
3526
3527 if (ws == NULL)
3528 errx(1, "no free workspaces\n");
3529
3530 X(r) = x;
3531 Y(r) = y;
3532 WIDTH(r) = w;
3533 HEIGHT(r) = h;
3534 r->s = s;
3535 r->ws = ws;
3536 ws->r = r;
3537 TAILQ_INSERT_TAIL(&s->rl, r, entry);
3538 }
3539
3540 void
3541 scan_xrandr(int i)
3542 {
3543 #ifdef SWM_XRR_HAS_CRTC
3544 XRRCrtcInfo *ci;
3545 XRRScreenResources *sr;
3546 int c;
3547 int ncrtc = 0;
3548 #endif /* SWM_XRR_HAS_CRTC */
3549 struct swm_region *r;
3550
3551
3552 if (i >= ScreenCount(display))
3553 errx(1, "invalid screen");
3554
3555 /* remove any old regions */
3556 while ((r = TAILQ_FIRST(&screens[i].rl)) != NULL) {
3557 r->ws->r = NULL;
3558 XDestroyWindow(display, r->bar_window);
3559 TAILQ_REMOVE(&screens[i].rl, r, entry);
3560 TAILQ_INSERT_TAIL(&screens[i].orl, r, entry);
3561 }
3562
3563 /* map virtual screens onto physical screens */
3564 #ifdef SWM_XRR_HAS_CRTC
3565 if (xrandr_support) {
3566 sr = XRRGetScreenResources(display, screens[i].root);
3567 if (sr == NULL)
3568 new_region(&screens[i], 0, 0,
3569 DisplayWidth(display, i),
3570 DisplayHeight(display, i));
3571 else
3572 ncrtc = sr->ncrtc;
3573
3574 for (c = 0, ci = NULL; c < ncrtc; c++) {
3575 ci = XRRGetCrtcInfo(display, sr, sr->crtcs[c]);
3576 if (ci->noutput == 0)
3577 continue;
3578
3579 if (ci != NULL && ci->mode == None)
3580 new_region(&screens[i], 0, 0,
3581 DisplayWidth(display, i),
3582 DisplayHeight(display, i));
3583 else
3584 new_region(&screens[i],
3585 ci->x, ci->y, ci->width, ci->height);
3586 }
3587 if (ci)
3588 XRRFreeCrtcInfo(ci);
3589 XRRFreeScreenResources(sr);
3590 } else
3591 #endif /* SWM_XRR_HAS_CRTC */
3592 {
3593 new_region(&screens[i], 0, 0, DisplayWidth(display, i),
3594 DisplayHeight(display, i));
3595 }
3596 }
3597
3598 void
3599 screenchange(XEvent *e) {
3600 XRRScreenChangeNotifyEvent *xe = (XRRScreenChangeNotifyEvent *)e;
3601 struct swm_region *r;
3602 struct ws_win *win;
3603 int i;
3604
3605 DNPRINTF(SWM_D_EVENT, "screenchange: %lu\n", xe->root);
3606
3607 if (!XRRUpdateConfiguration(e))
3608 return;
3609
3610 /* silly event doesn't include the screen index */
3611 for (i = 0; i < ScreenCount(display); i++)
3612 if (screens[i].root == xe->root)
3613 break;
3614 if (i >= ScreenCount(display))
3615 errx(1, "screenchange: screen not found\n");
3616
3617 /* brute force for now, just re-enumerate the regions */
3618 scan_xrandr(i);
3619
3620 /* hide any windows that went away */
3621 TAILQ_FOREACH(r, &screens[i].rl, entry)
3622 TAILQ_FOREACH(win, &r->ws->winlist, entry)
3623 XUnmapWindow(display, win->id);
3624
3625 /* add bars to all regions */
3626 for (i = 0; i < ScreenCount(display); i++)
3627 TAILQ_FOREACH(r, &screens[i].rl, entry)
3628 bar_setup(r);
3629 stack();
3630 }
3631
3632 void
3633 setup_screens(void)
3634 {
3635 Window d1, d2, *wins = NULL;
3636 XWindowAttributes wa;
3637 unsigned int no;
3638 int i, j, k;
3639 int errorbase, major, minor;
3640 struct workspace *ws;
3641 int ws_idx_atom;
3642
3643
3644 if ((screens = calloc(ScreenCount(display),
3645 sizeof(struct swm_screen))) == NULL)
3646 errx(1, "calloc: screens");
3647
3648 ws_idx_atom = XInternAtom(display, "_SWM_WS", False);
3649
3650 /* initial Xrandr setup */
3651 xrandr_support = XRRQueryExtension(display,
3652 &xrandr_eventbase, &errorbase);
3653 if (xrandr_support)
3654 if (XRRQueryVersion(display, &major, &minor) && major < 1)
3655 xrandr_support = 0;
3656
3657 /* map physical screens */
3658 for (i = 0; i < ScreenCount(display); i++) {
3659 DNPRINTF(SWM_D_WS, "setup_screens: init screen %d\n", i);
3660 screens[i].idx = i;
3661 TAILQ_INIT(&screens[i].rl);
3662 TAILQ_INIT(&screens[i].orl);
3663 screens[i].root = RootWindow(display, i);
3664
3665 /* set default colors */
3666 setscreencolor("red", i + 1, SWM_S_COLOR_FOCUS);
3667 setscreencolor("rgb:88/88/88", i + 1, SWM_S_COLOR_UNFOCUS);
3668 setscreencolor("rgb:00/80/80", i + 1, SWM_S_COLOR_BAR_BORDER);
3669 setscreencolor("black", i + 1, SWM_S_COLOR_BAR);
3670 setscreencolor("rgb:a0/a0/a0", i + 1, SWM_S_COLOR_BAR_FONT);
3671
3672 /* init all workspaces */
3673 /* XXX these should be dynamically allocated too */
3674 for (j = 0; j < SWM_WS_MAX; j++) {
3675 ws = &screens[i].ws[j];
3676 ws->idx = j;
3677 ws->restack = 1;
3678 ws->focus = NULL;
3679 ws->r = NULL;
3680 TAILQ_INIT(&ws->winlist);
3681
3682 for (k = 0; layouts[k].l_stack != NULL; k++)
3683 if (layouts[k].l_config != NULL)
3684 layouts[k].l_config(ws,
3685 SWM_ARG_ID_STACKINIT);
3686 ws->cur_layout = &layouts[0];
3687 }
3688 /* grab existing windows (before we build the bars)*/
3689 if (!XQueryTree(display, screens[i].root, &d1, &d2, &wins, &no))
3690 continue;
3691
3692 scan_xrandr(i);
3693
3694 if (xrandr_support)
3695 XRRSelectInput(display, screens[i].root,
3696 RRScreenChangeNotifyMask);
3697
3698 /* attach windows to a region */
3699 /* normal windows */
3700 for (j = 0; j < no; j++) {
3701 XGetWindowAttributes(display, wins[j], &wa);
3702 if (!XGetWindowAttributes(display, wins[j], &wa) ||
3703 wa.override_redirect ||
3704 XGetTransientForHint(display, wins[j], &d1))
3705 continue;
3706
3707 if (wa.map_state == IsViewable ||
3708 getstate(wins[j]) == NormalState)
3709 manage_window(wins[j]);
3710 }
3711 /* transient windows */
3712 for (j = 0; j < no; j++) {
3713 if (!XGetWindowAttributes(display, wins[j], &wa))
3714 continue;
3715
3716 if (XGetTransientForHint(display, wins[j], &d1) &&
3717 (wa.map_state == IsViewable || getstate(wins[j]) ==
3718 NormalState))
3719 manage_window(wins[j]);
3720 }
3721 if (wins) {
3722 XFree(wins);
3723 wins = NULL;
3724 }
3725 }
3726 }
3727 void
3728 setup_globals(void)
3729 {
3730 if ((bar_fonts[0] = strdup("-*-terminus-medium-*-*-*-*-*-*-*-*-*-*-*"))
3731 == NULL)
3732 err(1, "setup_globals: strdup");
3733 if ((bar_fonts[1] = strdup("-*-times-medium-r-*-*-*-*-*-*-*-*-*-*"))
3734 == NULL)
3735 err(1, "setup_globals: strdup");
3736 if ((spawn_term[0] = strdup("xterm")) == NULL)
3737 err(1, "setup_globals: strdup");
3738 }
3739
3740 void
3741 workaround(void)
3742 {
3743 int i;
3744 Atom netwmcheck, netwmname, utf8_string;
3745 Window root;
3746
3747 /* work around sun jdk bugs, code from wmname */
3748 netwmcheck = XInternAtom(display, "_NET_SUPPORTING_WM_CHECK", False);
3749 netwmname = XInternAtom(display, "_NET_WM_NAME", False);
3750 utf8_string = XInternAtom(display, "UTF8_STRING", False);
3751 for (i = 0; i < ScreenCount(display); i++) {
3752 root = screens[i].root;
3753 XChangeProperty(display, root, netwmcheck, XA_WINDOW, 32,
3754 PropModeReplace, (unsigned char *)&root, 1);
3755 XChangeProperty(display, root, netwmname, utf8_string, 8,
3756 PropModeReplace, "LG3D", strlen("LG3D"));
3757 }
3758 }
3759
3760 int
3761 main(int argc, char *argv[])
3762 {
3763 struct passwd *pwd;
3764 struct swm_region *r;
3765 char conf[PATH_MAX], *cfile = NULL;
3766 struct stat sb;
3767 XEvent e;
3768 int xfd, i;
3769 fd_set rd;
3770
3771 start_argv = argv;
3772 fprintf(stderr, "Welcome to scrotwm V%s cvs tag: %s\n",
3773 SWM_VERSION, cvstag);
3774 if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
3775 warnx("no locale support");
3776
3777 if (!(display = XOpenDisplay(0)))
3778 errx(1, "can not open display");
3779
3780 if (active_wm())
3781 errx(1, "other wm running");
3782
3783 astate = XInternAtom(display, "WM_STATE", False);
3784 aprot = XInternAtom(display, "WM_PROTOCOLS", False);
3785 adelete = XInternAtom(display, "WM_DELETE_WINDOW", False);
3786
3787 /* look for local and global conf file */
3788 pwd = getpwuid(getuid());
3789 if (pwd == NULL)
3790 errx(1, "invalid user %d", getuid());
3791
3792 setup_screens();
3793 setup_globals();
3794 setup_keys();
3795 setup_quirks();
3796 setup_spawn();
3797
3798 snprintf(conf, sizeof conf, "%s/.%s", pwd->pw_dir, SWM_CONF_FILE);
3799 if (stat(conf, &sb) != -1) {
3800 if (S_ISREG(sb.st_mode))
3801 cfile = conf;
3802 } else {
3803 /* try global conf file */
3804 snprintf(conf, sizeof conf, "/etc/%s", SWM_CONF_FILE);
3805 if (!stat(conf, &sb))
3806 if (S_ISREG(sb.st_mode))
3807 cfile = conf;
3808 }
3809 if (cfile)
3810 conf_load(cfile);
3811
3812 /* setup all bars */
3813 for (i = 0; i < ScreenCount(display); i++)
3814 TAILQ_FOREACH(r, &screens[i].rl, entry)
3815 bar_setup(r);
3816
3817 /* set some values to work around bad programs */
3818 workaround();
3819
3820 grabkeys();
3821 stack();
3822
3823 xfd = ConnectionNumber(display);
3824 while (running) {
3825 FD_ZERO(&rd);
3826 FD_SET(xfd, &rd);
3827 if (select(xfd + 1, &rd, NULL, NULL, NULL) == -1)
3828 if (errno != EINTR)
3829 errx(1, "select failed");
3830 if (bar_alarm) {
3831 bar_alarm = 0;
3832 bar_update();
3833 }
3834 while (XPending(display)) {
3835 XNextEvent(display, &e);
3836 if (e.type < LASTEvent) {
3837 if (handler[e.type])
3838 handler[e.type](&e);
3839 else
3840 DNPRINTF(SWM_D_EVENT,
3841 "win: %lu unknown event: %d\n",
3842 e.xany.window, e.type);
3843 } else {
3844 switch (e.type - xrandr_eventbase) {
3845 case RRScreenChangeNotify:
3846 screenchange(&e);
3847 break;
3848 default:
3849 DNPRINTF(SWM_D_EVENT,
3850 "win: %lu unknown xrandr event: "
3851 "%d\n", e.xany.window, e.type);
3852 break;
3853 }
3854 }
3855 }
3856 }
3857
3858 XCloseDisplay(display);
3859
3860 return (0);
3861 }
spectrwm is a small dynamic tiling and reparenting window manager for X11