Commit | Line | Data |
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cdeaefaa | 1 | #include <ctype.h> |
a7732690 | 2 | #include <err.h> |
05cfe1a0 | 3 | #include <errno.h> |
a7732690 | 4 | #include <stdio.h> |
5 | #include <stdlib.h> | |
6 | #include <string.h> | |
05cfe1a0 | 7 | #include <limits.h> |
f472bfac | 8 | #include <locale.h> |
8902c43b | 9 | #include <time.h> |
a7732690 | 10 | #include <unistd.h> |
11 | #include <X11/Xlib.h> | |
8902c43b | 12 | #include <X11/Xatom.h> |
a7732690 | 13 | #include <X11/Xutil.h> |
f644b8bc | 14 | #include <X11/Xresource.h> |
858338d9 | 15 | #include <X11/XKBlib.h> |
dbeb9940 | 16 | #include <X11/Xft/Xft.h> |
237da982 | 17 | #include <X11/extensions/Xinerama.h> |
33376f54 | 18 | #include <Imlib2.h> |
45b2e22f | 19 | |
20 | /* macros */ | |
523b3d5e | 21 | #define MAXPATHS 128 /* maximal number of paths to look for icons */ |
22 | #define ICONPATH "ICONPATH" /* environment variable name */ | |
45b2e22f | 23 | #define CLASS "XMenu" |
24 | #define LEN(x) (sizeof (x) / sizeof (x[0])) | |
45b2e22f | 25 | #define BETWEEN(x, a, b) ((a) <= (x) && (x) <= (b)) |
26 | #define GETNUM(n, s) { \ | |
27 | unsigned long __TMP__; \ | |
28 | if ((__TMP__ = strtoul((s), NULL, 10)) < INT_MAX) \ | |
29 | (n) = __TMP__; \ | |
30 | } | |
31 | ||
32 | /* Actions for the main loop */ | |
33 | enum { | |
34 | ACTION_NOP = 0, | |
35 | ACTION_CLEAR = 1<<0, /* clear text */ | |
36 | ACTION_SELECT = 1<<1, /* select item */ | |
37 | ACTION_MAP = 1<<2, /* remap menu windows */ | |
38 | ACTION_DRAW = 1<<3, /* redraw menu windows */ | |
39 | ACTION_WARP = 1<<4, /* warp the pointer */ | |
40 | }; | |
41 | ||
42 | /* enum for keyboard menu navigation */ | |
43 | enum { ITEMPREV, ITEMNEXT, ITEMFIRST, ITEMLAST }; | |
44 | ||
45 | /* enum for text alignment */ | |
46 | enum {LeftAlignment, CenterAlignment, RightAlignment}; | |
47 | ||
48 | /* color enum */ | |
49 | enum {ColorFG, ColorBG, ColorLast}; | |
50 | ||
51 | /* EWMH atoms */ | |
52 | enum {NetWMName, NetWMWindowType, NetWMWindowTypePopupMenu, NetLast}; | |
53 | ||
54 | /* configuration structure */ | |
55 | struct Config { | |
56 | /* the values below are set by config.h */ | |
57 | const char *font; | |
58 | const char *background_color; | |
59 | const char *foreground_color; | |
60 | const char *selbackground_color; | |
61 | const char *selforeground_color; | |
62 | const char *separator_color; | |
63 | const char *border_color; | |
64 | int width_pixels; | |
65 | int height_pixels; | |
66 | int border_pixels; | |
523b3d5e | 67 | int max_items; |
45b2e22f | 68 | int separator_pixels; |
69 | int gap_pixels; | |
70 | int triangle_width; | |
71 | int triangle_height; | |
72 | int iconpadding; | |
73 | int horzpadding; | |
74 | int alignment; | |
75 | ||
76 | /* the values below are set by options */ | |
77 | int monitor; | |
78 | int posx, posy; /* rootmenu position */ | |
79 | ||
80 | /* the value below is computed by xmenu */ | |
81 | int iconsize; | |
82 | }; | |
83 | ||
84 | /* draw context structure */ | |
85 | struct DC { | |
86 | XftColor normal[ColorLast]; | |
87 | XftColor selected[ColorLast]; | |
88 | XftColor border; | |
89 | XftColor separator; | |
90 | ||
91 | GC gc; | |
92 | ||
93 | FcPattern *pattern; | |
94 | XftFont **fonts; | |
95 | size_t nfonts; | |
96 | }; | |
97 | ||
98 | /* menu item structure */ | |
99 | struct Item { | |
100 | char *label; /* string to be drawed on menu */ | |
101 | char *output; /* string to be outputed when item is clicked */ | |
102 | char *file; /* filename of the icon */ | |
103 | int y; /* item y position relative to menu */ | |
104 | int h; /* item height */ | |
105 | int textw; /* text width */ | |
106 | struct Item *prev; /* previous item */ | |
107 | struct Item *next; /* next item */ | |
108 | struct Menu *submenu; /* submenu spawned by clicking on item */ | |
109 | Drawable sel, unsel; /* pixmap for selected and unselected item */ | |
110 | Imlib_Image icon; | |
111 | }; | |
112 | ||
113 | /* monitor geometry structure */ | |
114 | struct Monitor { | |
115 | int x, y, w, h; /* monitor geometry */ | |
116 | }; | |
117 | ||
118 | /* menu structure */ | |
119 | struct Menu { | |
120 | struct Menu *parent; /* parent menu */ | |
121 | struct Item *caller; /* item that spawned the menu */ | |
122 | struct Item *list; /* list of items contained by the menu */ | |
523b3d5e | 123 | struct Item *first; /* first item displayed on the menu */ |
45b2e22f | 124 | struct Item *selected; /* item currently selected in the menu */ |
125 | int x, y, w, h; /* menu geometry */ | |
126 | int hasicon; /* whether the menu has item with icons */ | |
127 | int drawn; /* whether the menu was already drawn */ | |
128 | int maxtextw; /* maximum text width */ | |
523b3d5e | 129 | int level; /* menu level relative to root */ |
130 | int overflow; /* whether the menu is higher than the monitor */ | |
45b2e22f | 131 | Window win; /* menu window to map on the screen */ |
132 | XIC xic; /* input context */ | |
133 | }; | |
858338d9 | 134 | |
738ed9d5 | 135 | /* X stuff */ |
a7732690 | 136 | static Display *dpy; |
dbeb9940 | 137 | static Visual *visual; |
a7732690 | 138 | static Window rootwin; |
c6d9174e | 139 | static Colormap colormap; |
6abae763 | 140 | static XrmDatabase xdb; |
45b2e22f | 141 | static XClassHint classh; |
6abae763 | 142 | static char *xrm; |
a7732690 | 143 | static struct DC dc; |
8902c43b | 144 | static Atom utf8string; |
3bec05ea | 145 | static Atom wmdelete; |
8902c43b | 146 | static Atom netatom[NetLast]; |
523b3d5e | 147 | static int screen; |
148 | static int depth; | |
f472bfac | 149 | static XIM xim; |
3bec05ea | 150 | |
151 | /* flags */ | |
45b2e22f | 152 | static int iflag = 0; /* whether to disable icons */ |
153 | static int rflag = 0; /* whether to disable right-click */ | |
154 | static int mflag = 0; /* whether the user specified a monitor with -p */ | |
155 | static int pflag = 0; /* whether the user specified a position with -p */ | |
156 | static int wflag = 0; /* whether to let the window manager control XMenu */ | |
157 | static int rootmodeflag = 0; /* wheter to run in root mode */ | |
158 | static int passclickflag = 0; /* whether to pass click to root window */ | |
159 | static int firsttime = 1; /* set to 0 after first run */ | |
160 | ||
161 | /* arguments */ | |
162 | static unsigned int button = 0; /* button to trigger pmenu in root mode */ | |
163 | static unsigned int modifier = 0; /* modifier to trigger pmenu */ | |
a7732690 | 164 | |
523b3d5e | 165 | /* icons paths */ |
166 | static char *iconstring = NULL; /* string read from getenv */ | |
167 | static char *iconpaths[MAXPATHS]; /* paths to icon directories */ | |
168 | static int niconpaths = 0; /* number of paths to icon directories */ | |
169 | ||
8902c43b | 170 | /* include config variable */ |
a7732690 | 171 | #include "config.h" |
172 | ||
73a2a23d | 173 | /* show usage */ |
174 | static void | |
175 | usage(void) | |
a7732690 | 176 | { |
1146fd81 | 177 | (void)fprintf(stderr, "usage: xmenu [-irw] [-p position] [title]\n"); |
73a2a23d | 178 | exit(1); |
21a9aaec | 179 | } |
180 | ||
523b3d5e | 181 | /* maximum int */ |
182 | static int | |
183 | max(int x, int y) | |
184 | { | |
185 | return x > y ? x : y; | |
186 | } | |
187 | ||
188 | /* minimum int */ | |
189 | static int | |
190 | min(int x, int y) | |
191 | { | |
192 | return x < y ? x : y; | |
193 | } | |
194 | ||
195 | /* call malloc checking for error */ | |
196 | static void * | |
197 | emalloc(size_t size) | |
198 | { | |
199 | void *p; | |
200 | ||
201 | if ((p = malloc(size)) == NULL) | |
202 | err(1, "malloc"); | |
203 | return p; | |
204 | } | |
205 | ||
206 | /* call strdup checking for error */ | |
207 | static char * | |
208 | estrdup(const char *s) | |
209 | { | |
210 | char *t; | |
211 | ||
212 | if ((t = strdup(s)) == NULL) | |
213 | err(1, "strdup"); | |
214 | return t; | |
215 | } | |
216 | ||
217 | /* parse position string from -p, put results on config.posx, config.posy, and config.monitor */ | |
05cfe1a0 | 218 | static void |
237da982 | 219 | parseposition(char *optarg) |
05cfe1a0 | 220 | { |
221 | long n; | |
237da982 | 222 | char *s = optarg; |
05cfe1a0 | 223 | char *endp; |
224 | ||
225 | n = strtol(s, &endp, 10); | |
226 | if (errno == ERANGE || n > INT_MAX || n < 0 || endp == s || *endp != 'x') | |
227 | goto error; | |
228 | config.posx = n; | |
229 | s = endp+1; | |
230 | n = strtol(s, &endp, 10); | |
237da982 | 231 | if (errno == ERANGE || n > INT_MAX || n < 0 || endp == s) |
05cfe1a0 | 232 | goto error; |
233 | config.posy = n; | |
237da982 | 234 | if (*endp == ':') { |
235 | s = endp+1; | |
236 | mflag = 1; | |
237 | if (strncasecmp(s, "CUR", 3) == 0) { | |
238 | config.monitor = -1; | |
239 | endp = s+3; | |
240 | } else { | |
241 | n = strtol(s, &endp, 10); | |
242 | if (errno == ERANGE || n > INT_MAX || n < 0 || endp == s || *endp != '\0') | |
243 | goto error; | |
244 | config.monitor = n; | |
245 | } | |
246 | } else if (*endp != '\0') { | |
247 | goto error; | |
248 | } | |
05cfe1a0 | 249 | |
250 | return; | |
251 | ||
252 | error: | |
253 | errx(1, "improper position: %s", optarg); | |
254 | } | |
255 | ||
6abae763 | 256 | /* get configuration from X resources */ |
257 | static void | |
258 | getresources(void) | |
259 | { | |
260 | char *type; | |
261 | XrmValue xval; | |
262 | ||
263 | if (xrm == NULL || xdb == NULL) | |
264 | return; | |
265 | ||
266 | if (XrmGetResource(xdb, "xmenu.borderWidth", "*", &type, &xval) == True) | |
267 | GETNUM(config.border_pixels, xval.addr) | |
268 | if (XrmGetResource(xdb, "xmenu.separatorWidth", "*", &type, &xval) == True) | |
269 | GETNUM(config.separator_pixels, xval.addr) | |
270 | if (XrmGetResource(xdb, "xmenu.height", "*", &type, &xval) == True) | |
271 | GETNUM(config.height_pixels, xval.addr) | |
272 | if (XrmGetResource(xdb, "xmenu.width", "*", &type, &xval) == True) | |
273 | GETNUM(config.width_pixels, xval.addr) | |
274 | if (XrmGetResource(xdb, "xmenu.gap", "*", &type, &xval) == True) | |
275 | GETNUM(config.gap_pixels, xval.addr) | |
523b3d5e | 276 | if (XrmGetResource(xdb, "xmenu.maxItems", "*", &type, &xval) == True) |
277 | GETNUM(config.max_items, xval.addr) | |
6abae763 | 278 | if (XrmGetResource(xdb, "xmenu.background", "*", &type, &xval) == True) |
279 | config.background_color = xval.addr; | |
280 | if (XrmGetResource(xdb, "xmenu.foreground", "*", &type, &xval) == True) | |
281 | config.foreground_color = xval.addr; | |
282 | if (XrmGetResource(xdb, "xmenu.selbackground", "*", &type, &xval) == True) | |
283 | config.selbackground_color = xval.addr; | |
284 | if (XrmGetResource(xdb, "xmenu.selforeground", "*", &type, &xval) == True) | |
285 | config.selforeground_color = xval.addr; | |
286 | if (XrmGetResource(xdb, "xmenu.separator", "*", &type, &xval) == True) | |
287 | config.separator_color = xval.addr; | |
288 | if (XrmGetResource(xdb, "xmenu.border", "*", &type, &xval) == True) | |
289 | config.border_color = xval.addr; | |
290 | if (XrmGetResource(xdb, "xmenu.font", "*", &type, &xval) == True) | |
291 | config.font = xval.addr; | |
292 | if (XrmGetResource(xdb, "xmenu.alignment", "*", &type, &xval) == True) { | |
293 | if (strcasecmp(xval.addr, "center") == 0) | |
294 | config.alignment = CenterAlignment; | |
295 | else if (strcasecmp(xval.addr, "left") == 0) | |
296 | config.alignment = LeftAlignment; | |
297 | else if (strcasecmp(xval.addr, "right") == 0) | |
298 | config.alignment = RightAlignment; | |
299 | } | |
300 | } | |
301 | ||
45b2e22f | 302 | /* set button global variable */ |
303 | static void | |
304 | setbutton(char *s) | |
305 | { | |
306 | size_t len; | |
307 | ||
308 | if ((len = strlen(s)) < 1) | |
309 | return; | |
310 | switch (s[len-1]) { | |
311 | case '1': button = Button1; break; | |
312 | case '2': button = Button2; break; | |
313 | case '3': button = Button3; break; | |
314 | default: button = atoi(&s[len-1]); break; | |
315 | } | |
316 | } | |
317 | ||
318 | /* set modifier global variable */ | |
319 | static void | |
320 | setmodifier(char *s) | |
321 | { | |
322 | size_t len; | |
323 | ||
324 | if ((len = strlen(s)) < 1) | |
325 | return; | |
326 | switch (s[len-1]) { | |
327 | case '1': modifier = Mod1Mask; break; | |
328 | case '2': modifier = Mod2Mask; break; | |
329 | case '3': modifier = Mod3Mask; break; | |
330 | case '4': modifier = Mod4Mask; break; | |
331 | case '5': modifier = Mod5Mask; break; | |
332 | default: | |
333 | if (strcasecmp(s, "Alt") == 0) { | |
334 | modifier = Mod1Mask; | |
335 | } else if (strcasecmp(s, "Super") == 0) { | |
336 | modifier = Mod4Mask; | |
337 | } | |
338 | break; | |
339 | } | |
340 | } | |
341 | ||
523b3d5e | 342 | /* parse icon path string */ |
343 | static void | |
344 | parseiconpaths(char *s) | |
345 | { | |
346 | if (s == NULL) | |
347 | return; | |
348 | free(iconstring); | |
349 | iconstring = estrdup(s); | |
350 | niconpaths = 0; | |
351 | for (s = strtok(iconstring, ":"); s != NULL; s = strtok(NULL, ":")) { | |
352 | if (niconpaths < MAXPATHS) { | |
353 | iconpaths[niconpaths++] = s; | |
354 | } | |
355 | } | |
356 | } | |
357 | ||
6abae763 | 358 | /* get configuration from command-line options */ |
45b2e22f | 359 | static void |
6abae763 | 360 | getoptions(int argc, char *argv[]) |
361 | { | |
362 | int ch; | |
45b2e22f | 363 | char *s, *t; |
6abae763 | 364 | |
45b2e22f | 365 | classh.res_class = CLASS; |
366 | classh.res_name = argv[0]; | |
367 | if ((s = strrchr(argv[0], '/')) != NULL) | |
368 | classh.res_name = s + 1; | |
523b3d5e | 369 | parseiconpaths(getenv(ICONPATH)); |
45b2e22f | 370 | while ((ch = getopt(argc, argv, "ip:rwx:X:")) != -1) { |
6abae763 | 371 | switch (ch) { |
372 | case 'i': | |
373 | iflag = 1; | |
374 | break; | |
375 | case 'p': | |
376 | pflag = 1; | |
377 | parseposition(optarg); | |
378 | break; | |
379 | case 'r': | |
380 | rflag = 1; | |
381 | break; | |
382 | case 'w': | |
383 | wflag = 1; | |
384 | break; | |
45b2e22f | 385 | case 'X': |
386 | passclickflag = 1; | |
387 | /* PASSTHROUGH */ | |
388 | case 'x': | |
389 | rootmodeflag = 1; | |
390 | s = optarg; | |
391 | setbutton(s); | |
392 | if ((t = strchr(s, '-')) == NULL) | |
393 | return; | |
394 | *t = '\0'; | |
395 | setmodifier(s); | |
396 | break; | |
6abae763 | 397 | default: |
398 | usage(); | |
399 | break; | |
400 | } | |
401 | } | |
523b3d5e | 402 | if (rootmodeflag) |
403 | wflag = 0; | |
6abae763 | 404 | argc -= optind; |
405 | argv += optind; | |
45b2e22f | 406 | if (argc != 0) |
6abae763 | 407 | usage(); |
45b2e22f | 408 | return; |
6abae763 | 409 | } |
410 | ||
112e23c3 | 411 | /* parse font string */ |
cdeaefaa | 412 | static void |
413 | parsefonts(const char *s) | |
414 | { | |
415 | const char *p; | |
416 | char buf[1024]; | |
417 | size_t nfont = 0; | |
418 | ||
419 | dc.nfonts = 1; | |
420 | for (p = s; *p; p++) | |
421 | if (*p == ',') | |
422 | dc.nfonts++; | |
423 | ||
424 | if ((dc.fonts = calloc(dc.nfonts, sizeof *dc.fonts)) == NULL) | |
425 | err(1, "calloc"); | |
426 | ||
427 | p = s; | |
428 | while (*p != '\0') { | |
429 | size_t i; | |
430 | ||
431 | i = 0; | |
432 | while (isspace(*p)) | |
433 | p++; | |
70063f16 | 434 | while (i < sizeof buf && *p != '\0' && *p != ',') |
cdeaefaa | 435 | buf[i++] = *p++; |
6d56f279 | 436 | if (i >= sizeof buf) |
437 | errx(1, "font name too long"); | |
cdeaefaa | 438 | if (*p == ',') |
439 | p++; | |
440 | buf[i] = '\0'; | |
6d56f279 | 441 | if (nfont == 0) |
442 | if ((dc.pattern = FcNameParse((FcChar8 *)buf)) == NULL) | |
443 | errx(1, "the first font in the cache must be loaded from a font string"); | |
cdeaefaa | 444 | if ((dc.fonts[nfont++] = XftFontOpenName(dpy, screen, buf)) == NULL) |
8a7bfdf8 | 445 | errx(1, "could not load font"); |
cdeaefaa | 446 | } |
447 | } | |
448 | ||
8902c43b | 449 | /* get color from color string */ |
450 | static void | |
451 | ealloccolor(const char *s, XftColor *color) | |
452 | { | |
453 | if(!XftColorAllocName(dpy, visual, colormap, s, color)) | |
8a7bfdf8 | 454 | errx(1, "could not allocate color: %s", s); |
8902c43b | 455 | } |
456 | ||
237da982 | 457 | /* query monitor information and cursor position */ |
458 | static void | |
45b2e22f | 459 | getmonitor(struct Monitor *mon) |
237da982 | 460 | { |
461 | XineramaScreenInfo *info = NULL; | |
462 | Window dw; /* dummy variable */ | |
463 | int di; /* dummy variable */ | |
464 | unsigned du; /* dummy variable */ | |
465 | int cursx, cursy; /* cursor position */ | |
466 | int nmons; | |
467 | int i; | |
468 | ||
469 | XQueryPointer(dpy, rootwin, &dw, &dw, &cursx, &cursy, &di, &di, &du); | |
470 | ||
45b2e22f | 471 | mon->x = mon->y = 0; |
472 | mon->w = DisplayWidth(dpy, screen); | |
473 | mon->h = DisplayHeight(dpy, screen); | |
237da982 | 474 | |
475 | if ((info = XineramaQueryScreens(dpy, &nmons)) != NULL) { | |
476 | int selmon = 0; | |
477 | ||
70063f16 | 478 | if (!mflag || config.monitor < 0 || config.monitor >= nmons) { |
237da982 | 479 | for (i = 0; i < nmons; i++) { |
d2304ecf | 480 | if (BETWEEN(cursx, info[i].x_org, info[i].x_org + info[i].width) && |
481 | BETWEEN(cursy, info[i].y_org, info[i].y_org + info[i].height)) { | |
237da982 | 482 | selmon = i; |
483 | break; | |
484 | } | |
485 | } | |
486 | } else { | |
487 | selmon = config.monitor; | |
488 | } | |
489 | ||
45b2e22f | 490 | mon->x = info[selmon].x_org; |
491 | mon->y = info[selmon].y_org; | |
492 | mon->w = info[selmon].width; | |
493 | mon->h = info[selmon].height; | |
883ec17f | 494 | |
495 | XFree(info); | |
237da982 | 496 | } |
497 | ||
498 | if (!pflag) { | |
499 | config.posx = cursx; | |
500 | config.posy = cursy; | |
501 | } else if (mflag) { | |
45b2e22f | 502 | config.posx += mon->x; |
503 | config.posy += mon->y; | |
237da982 | 504 | } |
505 | } | |
506 | ||
a7732690 | 507 | /* init draw context */ |
508 | static void | |
8902c43b | 509 | initdc(void) |
a7732690 | 510 | { |
511 | /* get color pixels */ | |
8902c43b | 512 | ealloccolor(config.background_color, &dc.normal[ColorBG]); |
513 | ealloccolor(config.foreground_color, &dc.normal[ColorFG]); | |
514 | ealloccolor(config.selbackground_color, &dc.selected[ColorBG]); | |
515 | ealloccolor(config.selforeground_color, &dc.selected[ColorFG]); | |
516 | ealloccolor(config.separator_color, &dc.separator); | |
517 | ealloccolor(config.border_color, &dc.border); | |
a7732690 | 518 | |
cdeaefaa | 519 | /* parse fonts */ |
520 | parsefonts(config.font); | |
a7732690 | 521 | |
fd530f3f | 522 | /* create common GC */ |
a7732690 | 523 | dc.gc = XCreateGC(dpy, rootwin, 0, NULL); |
a7732690 | 524 | } |
525 | ||
b6cf4847 | 526 | /* calculate icon size */ |
a7732690 | 527 | static void |
b6cf4847 | 528 | initiconsize(void) |
a7732690 | 529 | { |
71b4db92 | 530 | config.iconsize = config.height_pixels - config.iconpadding * 2; |
8902c43b | 531 | } |
532 | ||
533 | /* intern atoms */ | |
534 | static void | |
535 | initatoms(void) | |
536 | { | |
537 | utf8string = XInternAtom(dpy, "UTF8_STRING", False); | |
538 | wmdelete = XInternAtom(dpy, "WM_DELETE_WINDOW", False); | |
539 | netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); | |
540 | netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False); | |
541 | netatom[NetWMWindowTypePopupMenu] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_POPUP_MENU", False); | |
a7732690 | 542 | } |
543 | ||
a7732690 | 544 | /* allocate an item */ |
545 | static struct Item * | |
33376f54 | 546 | allocitem(const char *label, const char *output, char *file) |
a7732690 | 547 | { |
548 | struct Item *item; | |
549 | ||
523b3d5e | 550 | item = emalloc(sizeof *item); |
a5ddd2cd | 551 | if (label == NULL) { |
7fbd1c5e | 552 | item->label = NULL; |
553 | item->output = NULL; | |
554 | } else { | |
523b3d5e | 555 | item->label = estrdup(label); |
15dfafdf | 556 | if (label == output) { |
557 | item->output = item->label; | |
558 | } else { | |
523b3d5e | 559 | item->output = estrdup(output); |
15dfafdf | 560 | } |
7fbd1c5e | 561 | } |
33376f54 | 562 | if (file == NULL) { |
563 | item->file = NULL; | |
564 | } else { | |
523b3d5e | 565 | item->file = estrdup(file); |
33376f54 | 566 | } |
a80fee22 | 567 | item->y = 0; |
beae67a6 | 568 | item->h = 0; |
a7732690 | 569 | item->next = NULL; |
570 | item->submenu = NULL; | |
3bec05ea | 571 | item->icon = NULL; |
a7732690 | 572 | |
573 | return item; | |
574 | } | |
575 | ||
a3a73837 | 576 | /* allocate a menu and create its window */ |
a7732690 | 577 | static struct Menu * |
523b3d5e | 578 | allocmenu(struct Menu *parent, struct Item *list, int level) |
a7732690 | 579 | { |
580 | XSetWindowAttributes swa; | |
581 | struct Menu *menu; | |
582 | ||
523b3d5e | 583 | menu = emalloc(sizeof *menu); |
584 | *menu = (struct Menu){ | |
585 | .parent = parent, | |
586 | .list = list, | |
587 | .level = level, | |
588 | .first = NULL, | |
589 | }; | |
a7732690 | 590 | |
3bec05ea | 591 | swa.override_redirect = (wflag) ? False : True; |
fd530f3f | 592 | swa.background_pixel = dc.normal[ColorBG].pixel; |
593 | swa.border_pixel = dc.border.pixel; | |
594 | swa.save_under = True; /* pop-up windows should save_under*/ | |
a7732690 | 595 | swa.event_mask = ExposureMask | KeyPressMask | ButtonPressMask | ButtonReleaseMask |
f15fc339 | 596 | | PointerMotionMask | LeaveWindowMask; |
3bec05ea | 597 | if (wflag) |
598 | swa.event_mask |= StructureNotifyMask; | |
45b2e22f | 599 | menu->win = XCreateWindow(dpy, rootwin, 0, 0, 1, 1, config.border_pixels, |
a7732690 | 600 | CopyFromParent, CopyFromParent, CopyFromParent, |
fd530f3f | 601 | CWOverrideRedirect | CWBackPixel | |
602 | CWBorderPixel | CWEventMask | CWSaveUnder, | |
a7732690 | 603 | &swa); |
604 | ||
f472bfac | 605 | menu->xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing, |
606 | XNClientWindow, menu->win, XNFocusWindow, menu->win, NULL); | |
607 | if (menu->xic == NULL) | |
608 | errx(1, "XCreateIC: could not obtain input method"); | |
609 | ||
a7732690 | 610 | return menu; |
611 | } | |
612 | ||
a5ddd2cd | 613 | /* build the menu tree */ |
614 | static struct Menu * | |
523b3d5e | 615 | buildmenutree(int level, const char *label, const char *output, char *file) |
a5ddd2cd | 616 | { |
617 | static struct Menu *prevmenu = NULL; /* menu the previous item was added to */ | |
618 | static struct Menu *rootmenu = NULL; /* menu to be returned */ | |
619 | struct Item *curritem = NULL; /* item currently being read */ | |
620 | struct Item *item; /* dummy item for loops */ | |
621 | struct Menu *menu; /* dummy menu for loops */ | |
523b3d5e | 622 | int i; |
a5ddd2cd | 623 | |
624 | /* create the item */ | |
33376f54 | 625 | curritem = allocitem(label, output, file); |
a5ddd2cd | 626 | |
627 | /* put the item in the menu tree */ | |
628 | if (prevmenu == NULL) { /* there is no menu yet */ | |
685ca30d | 629 | menu = allocmenu(NULL, curritem, level); |
630 | rootmenu = menu; | |
631 | prevmenu = menu; | |
632 | curritem->prev = NULL; | |
a5ddd2cd | 633 | } else if (level < prevmenu->level) { /* item is continuation of a parent menu */ |
634 | /* go up the menu tree until find the menu this item continues */ | |
635 | for (menu = prevmenu, i = level; | |
636 | menu != NULL && i != prevmenu->level; | |
637 | menu = menu->parent, i++) | |
638 | ; | |
639 | if (menu == NULL) | |
70f5db0f | 640 | errx(1, "improper indentation detected"); |
a5ddd2cd | 641 | |
642 | /* find last item in the new menu */ | |
643 | for (item = menu->list; item->next != NULL; item = item->next) | |
644 | ; | |
645 | ||
646 | prevmenu = menu; | |
647 | item->next = curritem; | |
648 | curritem->prev = item; | |
649 | } else if (level == prevmenu->level) { /* item is a continuation of current menu */ | |
650 | /* find last item in the previous menu */ | |
651 | for (item = prevmenu->list; item->next != NULL; item = item->next) | |
652 | ; | |
653 | ||
654 | item->next = curritem; | |
655 | curritem->prev = item; | |
656 | } else if (level > prevmenu->level) { /* item begins a new menu */ | |
657 | menu = allocmenu(prevmenu, curritem, level); | |
658 | ||
659 | /* find last item in the previous menu */ | |
660 | for (item = prevmenu->list; item->next != NULL; item = item->next) | |
661 | ; | |
662 | ||
78cdb02b TH |
663 | /* a separator is no valid root for a submenu */ |
664 | if (!item->label) | |
665 | errx(1, "a separator is no valid root for a submenu"); | |
666 | ||
a5ddd2cd | 667 | prevmenu = menu; |
668 | menu->caller = item; | |
669 | item->submenu = menu; | |
670 | curritem->prev = NULL; | |
671 | } | |
672 | ||
a2ff706d | 673 | if (curritem->file) |
674 | prevmenu->hasicon = 1; | |
675 | ||
a5ddd2cd | 676 | return rootmenu; |
677 | } | |
678 | ||
a7732690 | 679 | /* create menus and items from the stdin */ |
257e42cc | 680 | static struct Menu * |
a7732690 | 681 | parsestdin(void) |
682 | { | |
a5ddd2cd | 683 | struct Menu *rootmenu; |
a7732690 | 684 | char *s, buf[BUFSIZ]; |
33376f54 | 685 | char *file, *label, *output; |
523b3d5e | 686 | int level = 0; |
257e42cc | 687 | |
ddb15acf | 688 | rootmenu = NULL; |
689 | ||
a7732690 | 690 | while (fgets(buf, BUFSIZ, stdin) != NULL) { |
a5ddd2cd | 691 | /* get the indentation level */ |
692 | level = strspn(buf, "\t"); | |
a7732690 | 693 | |
a5ddd2cd | 694 | /* get the label */ |
695 | s = level + buf; | |
696 | label = strtok(s, "\t\n"); | |
a7732690 | 697 | |
33376f54 | 698 | /* get the filename */ |
699 | file = NULL; | |
700 | if (label != NULL && strncmp(label, "IMG:", 4) == 0) { | |
701 | file = label + 4; | |
702 | label = strtok(NULL, "\t\n"); | |
703 | } | |
704 | ||
a5ddd2cd | 705 | /* get the output */ |
706 | output = strtok(NULL, "\n"); | |
707 | if (output == NULL) { | |
708 | output = label; | |
709 | } else { | |
710 | while (*output == '\t') | |
711 | output++; | |
a7732690 | 712 | } |
a5ddd2cd | 713 | |
33376f54 | 714 | rootmenu = buildmenutree(level, label, output, file); |
a7732690 | 715 | } |
a7732690 | 716 | |
257e42cc | 717 | return rootmenu; |
a7732690 | 718 | } |
719 | ||
3d853664 | 720 | /* get next utf8 char from s return its codepoint and set next_ret to pointer to end of character */ |
cdeaefaa | 721 | static FcChar32 |
722 | getnextutf8char(const char *s, const char **next_ret) | |
723 | { | |
cdeaefaa | 724 | static const unsigned char utfbyte[] = {0x80, 0x00, 0xC0, 0xE0, 0xF0}; |
cdeaefaa | 725 | static const unsigned char utfmask[] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8}; |
cdeaefaa | 726 | static const FcChar32 utfmin[] = {0, 0x00, 0x80, 0x800, 0x10000}; |
727 | static const FcChar32 utfmax[] = {0, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF}; | |
3d853664 | 728 | /* 0xFFFD is the replacement character, used to represent unknown characters */ |
cdeaefaa | 729 | static const FcChar32 unknown = 0xFFFD; |
730 | FcChar32 ucode; /* FcChar32 type holds 32 bits */ | |
731 | size_t usize = 0; /* n' of bytes of the utf8 character */ | |
732 | size_t i; | |
733 | ||
734 | *next_ret = s+1; | |
735 | ||
736 | /* get code of first byte of utf8 character */ | |
737 | for (i = 0; i < sizeof utfmask; i++) { | |
738 | if (((unsigned char)*s & utfmask[i]) == utfbyte[i]) { | |
739 | usize = i; | |
740 | ucode = (unsigned char)*s & ~utfmask[i]; | |
741 | break; | |
742 | } | |
743 | } | |
744 | ||
745 | /* if first byte is a continuation byte or is not allowed, return unknown */ | |
746 | if (i == sizeof utfmask || usize == 0) | |
747 | return unknown; | |
748 | ||
749 | /* check the other usize-1 bytes */ | |
750 | s++; | |
751 | for (i = 1; i < usize; i++) { | |
752 | *next_ret = s+1; | |
237da982 | 753 | /* if byte is nul or is not a continuation byte, return unknown */ |
cdeaefaa | 754 | if (*s == '\0' || ((unsigned char)*s & utfmask[0]) != utfbyte[0]) |
755 | return unknown; | |
756 | /* 6 is the number of relevant bits in the continuation byte */ | |
757 | ucode = (ucode << 6) | ((unsigned char)*s & ~utfmask[0]); | |
758 | s++; | |
759 | } | |
760 | ||
761 | /* check if ucode is invalid or in utf-16 surrogate halves */ | |
762 | if (!BETWEEN(ucode, utfmin[usize], utfmax[usize]) | |
763 | || BETWEEN (ucode, 0xD800, 0xDFFF)) | |
764 | return unknown; | |
765 | ||
766 | return ucode; | |
767 | } | |
768 | ||
f8d55995 | 769 | /* get which font contains a given code point */ |
770 | static XftFont * | |
771 | getfontucode(FcChar32 ucode) | |
772 | { | |
a48473fd | 773 | FcCharSet *fccharset = NULL; |
774 | FcPattern *fcpattern = NULL; | |
775 | FcPattern *match = NULL; | |
776 | XftFont *retfont = NULL; | |
6d56f279 | 777 | XftResult result; |
f8d55995 | 778 | size_t i; |
779 | ||
780 | for (i = 0; i < dc.nfonts; i++) | |
781 | if (XftCharExists(dpy, dc.fonts[i], ucode) == FcTrue) | |
782 | return dc.fonts[i]; | |
6d56f279 | 783 | |
784 | /* create a charset containing our code point */ | |
785 | fccharset = FcCharSetCreate(); | |
786 | FcCharSetAddChar(fccharset, ucode); | |
787 | ||
a48473fd | 788 | /* create a pattern akin to the dc.pattern but containing our charset */ |
789 | if (fccharset) { | |
790 | fcpattern = FcPatternDuplicate(dc.pattern); | |
791 | FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset); | |
792 | } | |
6d56f279 | 793 | |
794 | /* find pattern matching fcpattern */ | |
a48473fd | 795 | if (fcpattern) { |
796 | FcConfigSubstitute(NULL, fcpattern, FcMatchPattern); | |
797 | FcDefaultSubstitute(fcpattern); | |
798 | match = XftFontMatch(dpy, screen, fcpattern, &result); | |
799 | } | |
6d56f279 | 800 | |
801 | /* if found a pattern, open its font */ | |
802 | if (match) { | |
803 | retfont = XftFontOpenPattern(dpy, match); | |
804 | if (retfont && XftCharExists(dpy, retfont, ucode) == FcTrue) { | |
805 | if ((dc.fonts = realloc(dc.fonts, dc.nfonts+1)) == NULL) | |
806 | err(1, "realloc"); | |
a48473fd | 807 | dc.fonts[dc.nfonts] = retfont; |
808 | return dc.fonts[dc.nfonts++]; | |
6d56f279 | 809 | } else { |
810 | XftFontClose(dpy, retfont); | |
811 | } | |
812 | } | |
813 | ||
814 | /* in case no fount was found, return the first one */ | |
815 | return dc.fonts[0]; | |
f8d55995 | 816 | } |
817 | ||
818 | /* draw text into XftDraw, return width of text glyphs */ | |
cdeaefaa | 819 | static int |
820 | drawtext(XftDraw *draw, XftColor *color, int x, int y, unsigned h, const char *text) | |
821 | { | |
f8d55995 | 822 | int textwidth = 0; |
cdeaefaa | 823 | |
f8d55995 | 824 | while (*text) { |
825 | XftFont *currfont; | |
cdeaefaa | 826 | XGlyphInfo ext; |
f8d55995 | 827 | FcChar32 ucode; |
828 | const char *next; | |
cdeaefaa | 829 | size_t len; |
cdeaefaa | 830 | |
f8d55995 | 831 | ucode = getnextutf8char(text, &next); |
6d56f279 | 832 | currfont = getfontucode(ucode); |
cdeaefaa | 833 | |
f8d55995 | 834 | len = next - text; |
f8d55995 | 835 | XftTextExtentsUtf8(dpy, currfont, (XftChar8 *)text, len, &ext); |
836 | textwidth += ext.xOff; | |
cdeaefaa | 837 | |
838 | if (draw) { | |
a48473fd | 839 | int texty; |
840 | ||
841 | texty = y + (h - (currfont->ascent + currfont->descent))/2 + currfont->ascent; | |
f8d55995 | 842 | XftDrawStringUtf8(draw, color, currfont, x, texty, (XftChar8 *)text, len); |
cdeaefaa | 843 | x += ext.xOff; |
844 | } | |
845 | ||
f8d55995 | 846 | text = next; |
cdeaefaa | 847 | } |
848 | ||
f8d55995 | 849 | return textwidth; |
cdeaefaa | 850 | } |
851 | ||
71b4db92 | 852 | /* setup the height, width and icon of the items of a menu */ |
a7732690 | 853 | static void |
523b3d5e | 854 | setupitems(struct Menu *menu, struct Monitor *mon) |
a7732690 | 855 | { |
523b3d5e | 856 | Pixmap pix; |
a80fee22 | 857 | struct Item *item; |
27c03246 | 858 | int itemwidth; |
523b3d5e | 859 | int menuh; |
860 | int maxh; | |
a7732690 | 861 | |
523b3d5e | 862 | menu->first = menu->list; |
8902c43b | 863 | menu->w = config.width_pixels; |
27c03246 | 864 | menu->maxtextw = 0; |
523b3d5e | 865 | menuh = 0; |
866 | maxh = config.max_items > 3 ? (2 + config.max_items) * config.height_pixels : mon->h; | |
a80fee22 | 867 | for (item = menu->list; item != NULL; item = item->next) { |
523b3d5e | 868 | item->y = menuh; |
7fbd1c5e | 869 | if (item->label == NULL) /* height for separator item */ |
8902c43b | 870 | item->h = config.separator_pixels; |
a80fee22 | 871 | else |
8902c43b | 872 | item->h = config.height_pixels; |
523b3d5e | 873 | menuh += item->h; |
874 | if (!menu->overflow) { | |
875 | if (menu->h + config.height_pixels * 2 < maxh - config.border_pixels * 2) { | |
876 | menu->h = menuh; | |
877 | } else { | |
878 | menu->overflow = 1; | |
879 | menu->h += config.height_pixels * 2; | |
880 | } | |
881 | } | |
15362de4 | 882 | if (item->label) |
27c03246 | 883 | item->textw = drawtext(NULL, NULL, 0, 0, 0, item->label); |
15362de4 | 884 | else |
27c03246 | 885 | item->textw = 0; |
685ca30d | 886 | |
71b4db92 | 887 | /* |
888 | * set menu width | |
889 | * | |
27c03246 | 890 | * the item width depends on the size of its label (item->textw), |
71b4db92 | 891 | * and it is only used to calculate the width of the menu (which |
892 | * is equal to the width of the largest item). | |
893 | * | |
894 | * the horizontal padding appears 4 times through the width of a | |
15362de4 | 895 | * item: before and after its icon, and before and after its triangle. |
71b4db92 | 896 | * if the iflag is set (icons are disabled) then the horizontal |
15362de4 | 897 | * padding appears 3 times: before the label and around the triangle. |
71b4db92 | 898 | */ |
27c03246 | 899 | itemwidth = item->textw + config.triangle_width + config.horzpadding * 3; |
a2ff706d | 900 | itemwidth += (iflag || !menu->hasicon) ? 0 : config.iconsize + config.horzpadding; |
523b3d5e | 901 | menu->w = max(menu->w, itemwidth); |
902 | menu->maxtextw = max(menu->maxtextw, item->textw); | |
903 | } | |
904 | if (!menu->overflow) { | |
905 | XSetWindowBackground(dpy, menu->win, dc.normal[ColorBG].pixel); | |
906 | } else { | |
907 | pix = XCreatePixmap(dpy, menu->win, menu->w, menu->h, depth); | |
908 | XSetForeground(dpy, dc.gc, dc.normal[ColorBG].pixel); | |
909 | XFillRectangle(dpy, pix, dc.gc, 0, 0, menu->w, menu->h); | |
910 | XSetForeground(dpy, dc.gc, dc.normal[ColorFG].pixel); | |
911 | XFillPolygon( | |
912 | dpy, pix, dc.gc, | |
913 | (XPoint []){ | |
914 | {menu->w / 2 - 3, config.height_pixels / 2 + 2}, | |
915 | {3, -4}, | |
916 | {3, 4}, | |
917 | {-6, 0}, | |
918 | }, | |
919 | 4, Convex, CoordModePrevious | |
920 | ); | |
921 | XFillPolygon( | |
922 | dpy, pix, dc.gc, | |
923 | (XPoint []){ | |
924 | {menu->w / 2 - 3, menu->h - config.height_pixels / 2 - 2}, | |
925 | {3, 4}, | |
926 | {3, -4}, | |
927 | {-6, 0}, | |
928 | }, | |
929 | 4, Convex, CoordModePrevious | |
930 | ); | |
931 | XSetWindowBackgroundPixmap(dpy, menu->win, pix); | |
932 | XFreePixmap(dpy, pix); | |
a80fee22 | 933 | } |
f8ffe0b2 | 934 | } |
935 | ||
936 | /* setup the position of a menu */ | |
937 | static void | |
45b2e22f | 938 | setupmenupos(struct Menu *menu, struct Monitor *mon) |
f8ffe0b2 | 939 | { |
940 | int width, height; | |
a7732690 | 941 | |
8902c43b | 942 | width = menu->w + config.border_pixels * 2; |
943 | height = menu->h + config.border_pixels * 2; | |
a7732690 | 944 | if (menu->parent == NULL) { /* if root menu, calculate in respect to cursor */ |
45b2e22f | 945 | if (pflag || (config.posx >= mon->x && mon->x + mon->w - config.posx >= width)) |
05cfe1a0 | 946 | menu->x = config.posx; |
947 | else if (config.posx > width) | |
948 | menu->x = config.posx - width; | |
8902c43b | 949 | |
45b2e22f | 950 | if (pflag || (config.posy >= mon->y && mon->y + mon->h - config.posy >= height)) |
05cfe1a0 | 951 | menu->y = config.posy; |
45b2e22f | 952 | else if (mon->y + mon->h > height) |
953 | menu->y = mon->y + mon->h - height; | |
a7732690 | 954 | } else { /* else, calculate in respect to parent menu */ |
237da982 | 955 | int parentwidth; |
956 | ||
957 | parentwidth = menu->parent->x + menu->parent->w + config.border_pixels + config.gap_pixels; | |
958 | ||
45b2e22f | 959 | if (mon->x + mon->w - parentwidth >= width) |
237da982 | 960 | menu->x = parentwidth; |
8902c43b | 961 | else if (menu->parent->x > menu->w + config.border_pixels + config.gap_pixels) |
962 | menu->x = menu->parent->x - menu->w - config.border_pixels - config.gap_pixels; | |
a7732690 | 963 | |
45b2e22f | 964 | if (mon->y + mon->h - (menu->caller->y + menu->parent->y) >= height) |
8455c369 | 965 | menu->y = menu->caller->y + menu->parent->y; |
45b2e22f | 966 | else if (mon->y + mon->h > height) |
967 | menu->y = mon->y + mon->h - height; | |
a7732690 | 968 | } |
f8ffe0b2 | 969 | } |
970 | ||
971 | /* recursivelly setup menu configuration and its pixmap */ | |
972 | static void | |
45b2e22f | 973 | setupmenu(struct Menu *menu, struct Monitor *mon) |
f8ffe0b2 | 974 | { |
8902c43b | 975 | char *title; |
f8ffe0b2 | 976 | struct Item *item; |
f8ffe0b2 | 977 | XWindowChanges changes; |
978 | XSizeHints sizeh; | |
3bec05ea | 979 | XTextProperty wintitle; |
f8ffe0b2 | 980 | |
981 | /* setup size and position of menus */ | |
523b3d5e | 982 | setupitems(menu, mon); |
45b2e22f | 983 | setupmenupos(menu, mon); |
a7732690 | 984 | |
985 | /* update menu geometry */ | |
986 | changes.height = menu->h; | |
f1583285 | 987 | changes.width = menu->w; |
a7732690 | 988 | changes.x = menu->x; |
989 | changes.y = menu->y; | |
45b2e22f | 990 | XConfigureWindow(dpy, menu->win, CWWidth | CWHeight | CWX | CWY, &changes); |
991 | ||
992 | if (firsttime) { | |
993 | /* set window title (used if wflag is on) */ | |
994 | if (menu->parent == NULL) { | |
995 | title = classh.res_name; | |
996 | } else if (menu->caller->output) { | |
997 | title = menu->caller->output; | |
998 | } else { | |
999 | title = "\0"; | |
1000 | } | |
1001 | XStringListToTextProperty(&title, 1, &wintitle); | |
1002 | ||
1003 | /* set window manager hints */ | |
1004 | sizeh.flags = USPosition | PMaxSize | PMinSize; | |
1005 | sizeh.min_width = sizeh.max_width = menu->w; | |
1006 | sizeh.min_height = sizeh.max_height = menu->h; | |
1007 | XSetWMProperties(dpy, menu->win, &wintitle, NULL, NULL, 0, &sizeh, NULL, &classh); | |
1008 | ||
1009 | /* set WM protocols and ewmh window properties */ | |
1010 | XSetWMProtocols(dpy, menu->win, &wmdelete, 1); | |
1011 | XChangeProperty(dpy, menu->win, netatom[NetWMName], utf8string, 8, | |
1012 | PropModeReplace, (unsigned char *)title, strlen(title)); | |
1013 | XChangeProperty(dpy, menu->win, netatom[NetWMWindowType], XA_ATOM, 32, | |
1014 | PropModeReplace, | |
1015 | (unsigned char *)&netatom[NetWMWindowTypePopupMenu], 1); | |
3bec05ea | 1016 | } |
8902c43b | 1017 | |
a80fee22 | 1018 | /* calculate positions of submenus */ |
a7732690 | 1019 | for (item = menu->list; item != NULL; item = item->next) { |
1020 | if (item->submenu != NULL) | |
45b2e22f | 1021 | setupmenu(item->submenu, mon); |
a7732690 | 1022 | } |
1023 | } | |
1024 | ||
85003546 | 1025 | /* try to grab pointer, we may have to wait for another process to ungrab */ |
1026 | static void | |
1027 | grabpointer(void) | |
1028 | { | |
1029 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 }; | |
1030 | int i; | |
1031 | ||
1032 | for (i = 0; i < 1000; i++) { | |
1033 | if (XGrabPointer(dpy, rootwin, True, ButtonPressMask, | |
1034 | GrabModeAsync, GrabModeAsync, None, | |
1035 | None, CurrentTime) == GrabSuccess) | |
1036 | return; | |
1037 | nanosleep(&ts, NULL); | |
1038 | } | |
70f5db0f | 1039 | errx(1, "could not grab pointer"); |
85003546 | 1040 | } |
1041 | ||
1042 | /* try to grab keyboard, we may have to wait for another process to ungrab */ | |
1043 | static void | |
1044 | grabkeyboard(void) | |
1045 | { | |
1046 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 }; | |
1047 | int i; | |
1048 | ||
1049 | for (i = 0; i < 1000; i++) { | |
1050 | if (XGrabKeyboard(dpy, rootwin, True, GrabModeAsync, | |
1051 | GrabModeAsync, CurrentTime) == GrabSuccess) | |
1052 | return; | |
1053 | nanosleep(&ts, NULL); | |
1054 | } | |
8a7bfdf8 | 1055 | errx(1, "could not grab keyboard"); |
85003546 | 1056 | } |
1057 | ||
f472bfac | 1058 | /* try to grab focus, we may have to wait for another process to ungrab */ |
1059 | static void | |
1060 | grabfocus(Window win) | |
1061 | { | |
1062 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 }; | |
1063 | Window focuswin; | |
1064 | int i, revertwin; | |
1065 | ||
1066 | for (i = 0; i < 100; ++i) { | |
1067 | XGetInputFocus(dpy, &focuswin, &revertwin); | |
1068 | if (focuswin == win) | |
1069 | return; | |
1070 | XSetInputFocus(dpy, win, RevertToParent, CurrentTime); | |
1071 | nanosleep(&ts, NULL); | |
1072 | } | |
1073 | errx(1, "cannot grab focus"); | |
1074 | } | |
1075 | ||
6abae763 | 1076 | /* ungrab pointer and keyboard */ |
1077 | static void | |
1078 | ungrab(void) | |
1079 | { | |
1080 | XUngrabPointer(dpy, CurrentTime); | |
1081 | XUngrabKeyboard(dpy, CurrentTime); | |
1082 | } | |
1083 | ||
523b3d5e | 1084 | /* check if path is absolute or relative to current directory */ |
1085 | static int | |
1086 | isabsolute(const char *s) | |
1087 | { | |
1088 | return s[0] == '/' || (s[0] == '.' && (s[1] == '/' || (s[1] == '.' && s[2] == '/'))); | |
1089 | } | |
1090 | ||
3d853664 | 1091 | /* load and scale icon */ |
1092 | static Imlib_Image | |
1093 | loadicon(const char *file) | |
1094 | { | |
1095 | Imlib_Image icon; | |
ed1650a7 | 1096 | Imlib_Load_Error errcode; |
523b3d5e | 1097 | char path[PATH_MAX]; |
ed1650a7 | 1098 | const char *errstr; |
3d853664 | 1099 | int width; |
1100 | int height; | |
1101 | int imgsize; | |
523b3d5e | 1102 | int i; |
3d853664 | 1103 | |
f66f4c18 | 1104 | if (*file == '\0') { |
1105 | warnx("could not load icon (file name is blank)"); | |
1106 | return NULL; | |
523b3d5e | 1107 | } |
1108 | if (isabsolute(file)) | |
1109 | icon = imlib_load_image_with_error_return(file, &errcode); | |
1110 | else { | |
1111 | for (i = 0; i < niconpaths; i++) { | |
1112 | snprintf(path, sizeof(path), "%s/%s", iconpaths[i], file); | |
1113 | icon = imlib_load_image_with_error_return(path, &errcode); | |
1114 | if (icon != NULL || errcode != IMLIB_LOAD_ERROR_FILE_DOES_NOT_EXIST) { | |
1115 | break; | |
1116 | } | |
1117 | } | |
1118 | } | |
1119 | if (icon == NULL) { | |
ed1650a7 | 1120 | switch (errcode) { |
1121 | case IMLIB_LOAD_ERROR_FILE_DOES_NOT_EXIST: | |
1122 | errstr = "file does not exist"; | |
1123 | break; | |
1124 | case IMLIB_LOAD_ERROR_FILE_IS_DIRECTORY: | |
1125 | errstr = "file is directory"; | |
1126 | break; | |
1127 | case IMLIB_LOAD_ERROR_PERMISSION_DENIED_TO_READ: | |
1128 | case IMLIB_LOAD_ERROR_PERMISSION_DENIED_TO_WRITE: | |
1129 | errstr = "permission denied"; | |
1130 | break; | |
1131 | case IMLIB_LOAD_ERROR_NO_LOADER_FOR_FILE_FORMAT: | |
1132 | errstr = "unknown file format"; | |
1133 | break; | |
1134 | case IMLIB_LOAD_ERROR_PATH_TOO_LONG: | |
1135 | errstr = "path too long"; | |
1136 | break; | |
1137 | case IMLIB_LOAD_ERROR_PATH_COMPONENT_NON_EXISTANT: | |
1138 | case IMLIB_LOAD_ERROR_PATH_COMPONENT_NOT_DIRECTORY: | |
1139 | case IMLIB_LOAD_ERROR_PATH_POINTS_OUTSIDE_ADDRESS_SPACE: | |
1140 | errstr = "improper path"; | |
1141 | break; | |
1142 | case IMLIB_LOAD_ERROR_TOO_MANY_SYMBOLIC_LINKS: | |
1143 | errstr = "too many symbolic links"; | |
1144 | break; | |
1145 | case IMLIB_LOAD_ERROR_OUT_OF_MEMORY: | |
1146 | errstr = "out of memory"; | |
1147 | break; | |
1148 | case IMLIB_LOAD_ERROR_OUT_OF_FILE_DESCRIPTORS: | |
1149 | errstr = "out of file descriptors"; | |
1150 | break; | |
1151 | default: | |
1152 | errstr = "unknown error"; | |
1153 | break; | |
1154 | } | |
f66f4c18 | 1155 | warnx("could not load icon (%s): %s", errstr, file); |
1156 | return NULL; | |
ed1650a7 | 1157 | } |
3d853664 | 1158 | |
1159 | imlib_context_set_image(icon); | |
1160 | ||
1161 | width = imlib_image_get_width(); | |
1162 | height = imlib_image_get_height(); | |
523b3d5e | 1163 | imgsize = min(width, height); |
3d853664 | 1164 | |
1165 | icon = imlib_create_cropped_scaled_image(0, 0, imgsize, imgsize, | |
1166 | config.iconsize, | |
1167 | config.iconsize); | |
1168 | ||
1169 | return icon; | |
1170 | } | |
1171 | ||
1172 | /* draw pixmap for the selected and unselected version of each item on menu */ | |
1173 | static void | |
1174 | drawitems(struct Menu *menu) | |
1175 | { | |
27c03246 | 1176 | XftDraw *dsel, *dunsel; |
3d853664 | 1177 | struct Item *item; |
27c03246 | 1178 | int textx; |
1179 | int x, y; | |
3d853664 | 1180 | |
1181 | for (item = menu->list; item != NULL; item = item->next) { | |
523b3d5e | 1182 | item->unsel = XCreatePixmap(dpy, menu->win, menu->w, item->h, depth); |
3d853664 | 1183 | |
1184 | XSetForeground(dpy, dc.gc, dc.normal[ColorBG].pixel); | |
1185 | XFillRectangle(dpy, item->unsel, dc.gc, 0, 0, menu->w, item->h); | |
1186 | ||
1187 | if (item->label == NULL) { /* item is separator */ | |
523b3d5e | 1188 | y = item->h / 2; |
3d853664 | 1189 | XSetForeground(dpy, dc.gc, dc.separator.pixel); |
1190 | XDrawLine(dpy, item->unsel, dc.gc, config.horzpadding, y, | |
1191 | menu->w - config.horzpadding, y); | |
1192 | ||
1193 | item->sel = item->unsel; | |
1194 | } else { | |
523b3d5e | 1195 | item->sel = XCreatePixmap(dpy, menu->win, menu->w, item->h, depth); |
3d853664 | 1196 | XSetForeground(dpy, dc.gc, dc.selected[ColorBG].pixel); |
1197 | XFillRectangle(dpy, item->sel, dc.gc, 0, 0, menu->w, item->h); | |
1198 | ||
1199 | /* draw text */ | |
27c03246 | 1200 | textx = config.horzpadding; |
1201 | textx += (iflag || !menu->hasicon) ? 0 : config.horzpadding + config.iconsize; | |
1202 | switch (config.alignment) { | |
1203 | case CenterAlignment: | |
1204 | textx += (menu->maxtextw - item->textw) / 2; | |
1205 | break; | |
1206 | case RightAlignment: | |
1207 | textx += menu->maxtextw - item->textw; | |
1208 | break; | |
1209 | default: | |
1210 | break; | |
1211 | } | |
3d853664 | 1212 | dsel = XftDrawCreate(dpy, item->sel, visual, colormap); |
1213 | dunsel = XftDrawCreate(dpy, item->unsel, visual, colormap); | |
1214 | XSetForeground(dpy, dc.gc, dc.selected[ColorFG].pixel); | |
27c03246 | 1215 | drawtext(dsel, &dc.selected[ColorFG], textx, 0, item->h, item->label); |
3d853664 | 1216 | XSetForeground(dpy, dc.gc, dc.normal[ColorFG].pixel); |
27c03246 | 1217 | drawtext(dunsel, &dc.normal[ColorFG], textx, 0, item->h, item->label); |
3d853664 | 1218 | XftDrawDestroy(dsel); |
1219 | XftDrawDestroy(dunsel); | |
1220 | ||
1221 | /* draw triangle */ | |
1222 | if (item->submenu != NULL) { | |
1223 | x = menu->w - config.triangle_width - config.horzpadding; | |
1224 | y = (item->h - config.triangle_height + 1) / 2; | |
1225 | ||
1226 | XPoint triangle[] = { | |
1227 | {x, y}, | |
1228 | {x + config.triangle_width, y + config.triangle_height/2}, | |
1229 | {x, y + config.triangle_height}, | |
1230 | {x, y} | |
1231 | }; | |
1232 | ||
1233 | XSetForeground(dpy, dc.gc, dc.selected[ColorFG].pixel); | |
1234 | XFillPolygon(dpy, item->sel, dc.gc, triangle, LEN(triangle), | |
1235 | Convex, CoordModeOrigin); | |
1236 | XSetForeground(dpy, dc.gc, dc.normal[ColorFG].pixel); | |
1237 | XFillPolygon(dpy, item->unsel, dc.gc, triangle, LEN(triangle), | |
1238 | Convex, CoordModeOrigin); | |
1239 | } | |
1240 | ||
d3c21312 | 1241 | /* try to load icon */ |
1242 | if (item->file && !iflag) { | |
3d853664 | 1243 | item->icon = loadicon(item->file); |
d3c21312 | 1244 | free(item->file); |
1245 | } | |
3d853664 | 1246 | |
d3c21312 | 1247 | /* draw icon if properly loaded */ |
f66f4c18 | 1248 | if (item->icon) { |
3d853664 | 1249 | imlib_context_set_image(item->icon); |
237da982 | 1250 | imlib_context_set_drawable(item->sel); |
3d853664 | 1251 | imlib_render_image_on_drawable(config.horzpadding, config.iconpadding); |
1252 | imlib_context_set_drawable(item->unsel); | |
1253 | imlib_render_image_on_drawable(config.horzpadding, config.iconpadding); | |
d3c21312 | 1254 | imlib_context_set_image(item->icon); |
1255 | imlib_free_image(); | |
3d853664 | 1256 | } |
1257 | } | |
1258 | } | |
1259 | } | |
1260 | ||
1261 | /* copy pixmaps of items of the current menu and of its ancestors into menu window */ | |
1262 | static void | |
1263 | drawmenus(struct Menu *currmenu) | |
1264 | { | |
1265 | struct Menu *menu; | |
1266 | struct Item *item; | |
523b3d5e | 1267 | int y0, y; |
1268 | int maxh; | |
3d853664 | 1269 | |
1270 | for (menu = currmenu; menu != NULL; menu = menu->parent) { | |
1271 | if (!menu->drawn) { | |
1272 | drawitems(menu); | |
1273 | menu->drawn = 1; | |
1274 | } | |
523b3d5e | 1275 | if (menu->overflow && menu->selected != NULL) { |
1276 | maxh = menu->h - config.height_pixels * 2; | |
1277 | while (menu->first->next != NULL && | |
1278 | menu->selected->y >= menu->first->y + maxh) { | |
1279 | menu->first = menu->first->next; | |
1280 | } | |
1281 | while (menu->first->prev != NULL && | |
1282 | menu->selected->y < menu->first->y) { | |
1283 | menu->first = menu->first->prev; | |
1284 | } | |
1285 | } | |
1286 | y = menu->first->y; | |
1287 | y0 = menu->overflow ? config.height_pixels : 0; | |
1288 | for (item = menu->first; item != NULL; item = item->next) { | |
1289 | if (menu->overflow && item->y - y + item->h > menu->h - config.height_pixels * 2) | |
1290 | break; | |
1291 | if (item == menu->selected) { | |
1292 | XCopyArea(dpy, item->sel, menu->win, dc.gc, 0, 0, menu->w, item->h, 0, y0 + item->y - y); | |
1293 | } else { | |
1294 | XCopyArea(dpy, item->unsel, menu->win, dc.gc, 0, 0, menu->w, item->h, 0, y0 + item->y - y); | |
1295 | } | |
3d853664 | 1296 | } |
1297 | } | |
1298 | } | |
1299 | ||
45b2e22f | 1300 | /* unmap current menu and its parents */ |
a7732690 | 1301 | static void |
45b2e22f | 1302 | unmapmenu(struct Menu *currmenu) |
1303 | { | |
1304 | struct Menu *menu; | |
1305 | ||
1306 | for (menu = currmenu; menu != NULL; menu = menu->parent) { | |
1307 | menu->selected = NULL; | |
1308 | XUnmapWindow(dpy, menu->win); | |
1309 | } | |
1310 | } | |
1311 | ||
1312 | /* umap previous menus and map current menu and its parents */ | |
1313 | static struct Menu * | |
1314 | mapmenu(struct Menu *currmenu, struct Menu *prevmenu, struct Monitor *mon) | |
a7732690 | 1315 | { |
d8a7caf2 | 1316 | struct Menu *menu, *menu_; |
d8a7caf2 | 1317 | struct Menu *lcamenu; /* lowest common ancestor menu */ |
523b3d5e | 1318 | int minlevel; /* level of the closest to root menu */ |
1319 | int maxlevel; /* level of the closest to root menu */ | |
a7732690 | 1320 | |
257e42cc | 1321 | /* do not remap current menu if it wasn't updated*/ |
1322 | if (prevmenu == currmenu) | |
45b2e22f | 1323 | goto done; |
a7732690 | 1324 | |
257e42cc | 1325 | /* if this is the first time mapping, skip calculations */ |
1326 | if (prevmenu == NULL) { | |
fd530f3f | 1327 | XMapWindow(dpy, currmenu->win); |
45b2e22f | 1328 | goto done; |
27443900 | 1329 | } |
1330 | ||
d8a7caf2 | 1331 | /* find lowest common ancestor menu */ |
523b3d5e | 1332 | minlevel = min(currmenu->level, prevmenu->level); |
1333 | maxlevel = max(currmenu->level, prevmenu->level); | |
257e42cc | 1334 | if (currmenu->level == maxlevel) { |
27443900 | 1335 | menu = currmenu; |
257e42cc | 1336 | menu_ = prevmenu; |
1337 | } else { | |
1338 | menu = prevmenu; | |
1339 | menu_ = currmenu; | |
27443900 | 1340 | } |
1341 | while (menu->level > minlevel) | |
1342 | menu = menu->parent; | |
1343 | while (menu != menu_) { | |
1344 | menu = menu->parent; | |
1345 | menu_ = menu_->parent; | |
d8a7caf2 | 1346 | } |
27443900 | 1347 | lcamenu = menu; |
d8a7caf2 | 1348 | |
873c080c | 1349 | /* unmap menus from currmenu (inclusive) until lcamenu (exclusive) */ |
257e42cc | 1350 | for (menu = prevmenu; menu != lcamenu; menu = menu->parent) { |
8455c369 | 1351 | menu->selected = NULL; |
a7732690 | 1352 | XUnmapWindow(dpy, menu->win); |
1353 | } | |
1354 | ||
873c080c | 1355 | /* map menus from currmenu (inclusive) until lcamenu (exclusive) */ |
d8a7caf2 | 1356 | for (menu = currmenu; menu != lcamenu; menu = menu->parent) { |
3bec05ea | 1357 | if (wflag) { |
45b2e22f | 1358 | setupmenupos(menu, mon); |
3bec05ea | 1359 | XMoveWindow(dpy, menu->win, menu->x, menu->y); |
1360 | } | |
a7732690 | 1361 | XMapWindow(dpy, menu->win); |
fd530f3f | 1362 | } |
257e42cc | 1363 | |
f472bfac | 1364 | grabfocus(currmenu->win); |
45b2e22f | 1365 | done: |
1366 | return currmenu; | |
fd530f3f | 1367 | } |
1368 | ||
8902c43b | 1369 | /* get menu of given window */ |
1370 | static struct Menu * | |
1371 | getmenu(struct Menu *currmenu, Window win) | |
1372 | { | |
1373 | struct Menu *menu; | |
1374 | ||
1375 | for (menu = currmenu; menu != NULL; menu = menu->parent) | |
1376 | if (menu->win == win) | |
1377 | return menu; | |
1378 | ||
1379 | return NULL; | |
1380 | } | |
1381 | ||
523b3d5e | 1382 | /* get in *ret the item in given menu and position; return 1 if position is on a scroll triangle */ |
1383 | static int | |
1384 | getitem(struct Menu *menu, struct Item **ret, int y) | |
8902c43b | 1385 | { |
1386 | struct Item *item; | |
523b3d5e | 1387 | int y0; |
8902c43b | 1388 | |
523b3d5e | 1389 | *ret = NULL; |
8902c43b | 1390 | if (menu == NULL) |
523b3d5e | 1391 | return 0; |
1392 | if (menu->overflow) { | |
1393 | if (y < config.height_pixels) { | |
1394 | *ret = menu->first->prev; | |
1395 | return 1; | |
1396 | } else if (y > menu->h - config.height_pixels) { | |
1397 | y0 = menu->overflow ? config.height_pixels : 0; | |
1398 | y = menu->h - y0 + menu->first->y; | |
1399 | for (item = menu->first; item != NULL; item = item->next) | |
1400 | if (y >= item->y && y <= item->y + item->h) | |
1401 | break; | |
1402 | if (item != NULL) | |
1403 | *ret = menu->first->next; | |
1404 | return 1; | |
1405 | } | |
1406 | } | |
1407 | y0 = menu->overflow ? config.height_pixels : 0; | |
1408 | y -= y0 - menu->first->y; | |
1409 | for (item = menu->first; item != NULL; item = item->next) { | |
1410 | if (y >= item->y && y <= item->y + item->h) { | |
1411 | *ret = item; | |
1412 | break; | |
1413 | } | |
1414 | } | |
1415 | return 0; | |
8902c43b | 1416 | } |
1417 | ||
858338d9 | 1418 | /* cycle through the items; non-zero direction is next, zero is prev */ |
1419 | static struct Item * | |
257e42cc | 1420 | itemcycle(struct Menu *currmenu, int direction) |
858338d9 | 1421 | { |
006c94ce | 1422 | struct Item *item = NULL; |
858338d9 | 1423 | struct Item *lastitem; |
1424 | ||
006c94ce | 1425 | for (lastitem = currmenu->list; lastitem && lastitem->next; lastitem = lastitem->next) |
1426 | ; | |
858338d9 | 1427 | |
006c94ce | 1428 | /* select item (either separator or labeled item) in given direction */ |
1429 | switch (direction) { | |
1430 | case ITEMNEXT: | |
858338d9 | 1431 | if (currmenu->selected == NULL) |
1432 | item = currmenu->list; | |
1433 | else if (currmenu->selected->next != NULL) | |
1434 | item = currmenu->selected->next; | |
006c94ce | 1435 | break; |
1436 | case ITEMPREV: | |
858338d9 | 1437 | if (currmenu->selected == NULL) |
1438 | item = lastitem; | |
1439 | else if (currmenu->selected->prev != NULL) | |
1440 | item = currmenu->selected->prev; | |
006c94ce | 1441 | break; |
1442 | case ITEMFIRST: | |
1443 | item = currmenu->list; | |
1444 | break; | |
1445 | case ITEMLAST: | |
1446 | item = lastitem; | |
1447 | break; | |
1448 | } | |
858338d9 | 1449 | |
006c94ce | 1450 | /* |
1451 | * the selected item can be a separator | |
1452 | * let's select the closest labeled item (ie., one that isn't a separator) | |
1453 | */ | |
1454 | switch (direction) { | |
1455 | case ITEMNEXT: | |
1456 | case ITEMFIRST: | |
1457 | while (item != NULL && item->label == NULL) | |
1458 | item = item->next; | |
1459 | if (item == NULL) | |
1460 | item = currmenu->list; | |
1461 | break; | |
1462 | case ITEMPREV: | |
1463 | case ITEMLAST: | |
858338d9 | 1464 | while (item != NULL && item->label == NULL) |
1465 | item = item->prev; | |
858338d9 | 1466 | if (item == NULL) |
1467 | item = lastitem; | |
006c94ce | 1468 | break; |
858338d9 | 1469 | } |
1470 | ||
1471 | return item; | |
1472 | } | |
1473 | ||
60ddf397 | 1474 | /* check if button is used to scroll */ |
1475 | static int | |
1476 | isscrollbutton(unsigned int button) | |
1477 | { | |
1478 | if (button == Button4 || button == Button5) | |
1479 | return 1; | |
1480 | return 0; | |
1481 | } | |
1482 | ||
1146fd81 | 1483 | /* check if button is used to open a item on click */ |
1484 | static int | |
1485 | isclickbutton(unsigned int button) | |
1486 | { | |
60ddf397 | 1487 | if (button == Button1 || button == Button2) |
1146fd81 | 1488 | return 1; |
1489 | if (!rflag && button == Button3) | |
1490 | return 1; | |
1491 | return 0; | |
1492 | } | |
1493 | ||
60ddf397 | 1494 | /* warp pointer to center of selected item */ |
1495 | static void | |
1496 | warppointer(struct Menu *menu, struct Item *item) | |
1497 | { | |
1498 | if (menu == NULL || item == NULL) | |
1499 | return; | |
1500 | if (menu->selected) { | |
1501 | XWarpPointer(dpy, None, menu->win, 0, 0, 0, 0, menu->w / 2, item->y + item->h / 2); | |
1502 | } | |
1503 | } | |
1504 | ||
b33886d7 | 1505 | /* append buf into text */ |
1506 | static int | |
1507 | append(char *text, char *buf, size_t textsize, size_t buflen) | |
1508 | { | |
1509 | size_t textlen; | |
1510 | ||
1511 | textlen = strlen(text); | |
1512 | if (iscntrl(*buf)) | |
1513 | return 0; | |
1514 | if (textlen + buflen > textsize - 1) | |
1515 | return 0; | |
1516 | if (buflen < 1) | |
1517 | return 0; | |
1518 | memcpy(text + textlen, buf, buflen); | |
1519 | text[textlen + buflen] = '\0'; | |
1520 | return 1; | |
1521 | } | |
1522 | ||
693735f7 | 1523 | /* get item in menu matching text from given direction (or from beginning, if dir = 0) */ |
b33886d7 | 1524 | static struct Item * |
693735f7 | 1525 | matchitem(struct Menu *menu, char *text, int dir) |
b33886d7 | 1526 | { |
693735f7 | 1527 | struct Item *item, *lastitem; |
b33886d7 | 1528 | char *s; |
1529 | size_t textlen; | |
1530 | ||
693735f7 | 1531 | for (lastitem = menu->list; lastitem && lastitem->next; lastitem = lastitem->next) |
1532 | ; | |
b33886d7 | 1533 | textlen = strlen(text); |
693735f7 | 1534 | if (dir < 0) { |
1535 | if (menu->selected && menu->selected->prev) | |
1536 | item = menu->selected->prev; | |
1537 | else | |
1538 | item = lastitem; | |
1539 | } else if (dir > 0) { | |
1540 | if (menu->selected && menu->selected->next) | |
1541 | item = menu->selected->next; | |
1542 | else | |
1543 | item = menu->list; | |
1544 | } else { | |
1545 | item = menu->list; | |
1546 | } | |
1547 | /* find next item from selected item */ | |
1548 | for ( ; item; item = (dir < 0) ? item->prev : item->next) | |
b33886d7 | 1549 | for (s = item->label; s && *s; s++) |
1550 | if (strncasecmp(s, text, textlen) == 0) | |
1551 | return item; | |
693735f7 | 1552 | /* if not found, try to find from the beginning/end of list */ |
1553 | if (dir > 0) { | |
1554 | for (item = menu->list ; item; item = item->next) { | |
1555 | for (s = item->label; s && *s; s++) { | |
1556 | if (strncasecmp(s, text, textlen) == 0) { | |
1557 | return item; | |
1558 | } | |
1559 | } | |
1560 | } | |
1561 | } else { | |
1562 | for (item = lastitem ; item; item = item->prev) { | |
1563 | for (s = item->label; s && *s; s++) { | |
1564 | if (strncasecmp(s, text, textlen) == 0) { | |
1565 | return item; | |
1566 | } | |
1567 | } | |
1568 | } | |
1569 | } | |
b33886d7 | 1570 | return NULL; |
1571 | } | |
1572 | ||
8239f1f1 | 1573 | /* check keysyms defined on config.h */ |
1574 | static KeySym | |
1575 | normalizeksym(KeySym ksym) | |
1576 | { | |
1577 | if (ksym == KSYMFIRST) | |
1578 | return XK_Home; | |
1579 | if (ksym == KSYMLAST) | |
1580 | return XK_End; | |
1581 | if (ksym == KSYMUP) | |
1582 | return XK_Up; | |
1583 | if (ksym == KSYMDOWN) | |
1584 | return XK_Down; | |
1585 | if (ksym == KSYMLEFT) | |
1586 | return XK_Left; | |
1587 | if (ksym == KSYMRIGHT) | |
1588 | return XK_Right; | |
1589 | return ksym; | |
1590 | } | |
1591 | ||
a7732690 | 1592 | /* run event loop */ |
1593 | static void | |
45b2e22f | 1594 | run(struct Menu *currmenu, struct Monitor *mon) |
a7732690 | 1595 | { |
b33886d7 | 1596 | char text[BUFSIZ]; |
1597 | char buf[32]; | |
45b2e22f | 1598 | struct Menu *menu, *prevmenu; |
a7732690 | 1599 | struct Item *item; |
1600 | struct Item *previtem = NULL; | |
b33886d7 | 1601 | struct Item *lastitem, *select; |
858338d9 | 1602 | KeySym ksym; |
b33886d7 | 1603 | Status status; |
a7732690 | 1604 | XEvent ev; |
60ddf397 | 1605 | int warped = 0; |
6bbc0e45 | 1606 | int action; |
b33886d7 | 1607 | int len; |
8239f1f1 | 1608 | int i; |
a7732690 | 1609 | |
b33886d7 | 1610 | text[0] = '\0'; |
45b2e22f | 1611 | prevmenu = currmenu; |
a7732690 | 1612 | while (!XNextEvent(dpy, &ev)) { |
b33886d7 | 1613 | if (XFilterEvent(&ev, None)) |
1614 | continue; | |
6bbc0e45 | 1615 | action = ACTION_NOP; |
a7732690 | 1616 | switch(ev.type) { |
1617 | case Expose: | |
858338d9 | 1618 | if (ev.xexpose.count == 0) |
6bbc0e45 | 1619 | action = ACTION_DRAW; |
a7732690 | 1620 | break; |
1621 | case MotionNotify: | |
60ddf397 | 1622 | if (!warped) { |
1623 | menu = getmenu(currmenu, ev.xbutton.window); | |
523b3d5e | 1624 | if (getitem(menu, &item, ev.xbutton.y)) |
1625 | break; | |
60ddf397 | 1626 | if (menu == NULL || item == NULL || previtem == item) |
1627 | break; | |
1628 | previtem = item; | |
1629 | select = menu->selected = item; | |
1630 | if (item->submenu != NULL) { | |
1631 | currmenu = item->submenu; | |
1632 | select = NULL; | |
1633 | } else { | |
1634 | currmenu = menu; | |
1635 | } | |
1636 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_MAP | ACTION_DRAW; | |
a7732690 | 1637 | } |
60ddf397 | 1638 | warped = 0; |
a7732690 | 1639 | break; |
1640 | case ButtonRelease: | |
60ddf397 | 1641 | if (isscrollbutton(ev.xbutton.button)) { |
1642 | if (ev.xbutton.button == Button4) | |
1643 | select = itemcycle(currmenu, ITEMPREV); | |
1644 | else | |
1645 | select = itemcycle(currmenu, ITEMNEXT); | |
1646 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW | ACTION_WARP; | |
1647 | } else if (isclickbutton(ev.xbutton.button)) { | |
1648 | menu = getmenu(currmenu, ev.xbutton.window); | |
523b3d5e | 1649 | if (getitem(menu, &item, ev.xbutton.y) && item != NULL) { |
1650 | select = NULL; | |
1651 | menu->first = item; | |
1652 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_MAP | ACTION_DRAW; | |
1653 | break; | |
1654 | } | |
60ddf397 | 1655 | if (menu == NULL || item == NULL) |
1656 | break; | |
b33886d7 | 1657 | enteritem: |
60ddf397 | 1658 | if (item->label == NULL) |
1659 | break; /* ignore separators */ | |
1660 | if (item->submenu != NULL) { | |
1661 | currmenu = item->submenu; | |
1662 | } else { | |
1663 | printf("%s\n", item->output); | |
45b2e22f | 1664 | goto done; |
60ddf397 | 1665 | } |
1666 | select = currmenu->list; | |
1667 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_MAP | ACTION_DRAW; | |
1668 | if (ev.xbutton.button == Button2) { | |
1669 | action |= ACTION_WARP; | |
1670 | } | |
a7732690 | 1671 | } |
fd530f3f | 1672 | break; |
858338d9 | 1673 | case ButtonPress: |
257e42cc | 1674 | menu = getmenu(currmenu, ev.xbutton.window); |
0c1a7864 | 1675 | if (menu == NULL) |
45b2e22f | 1676 | goto done; |
858338d9 | 1677 | break; |
1678 | case KeyPress: | |
b33886d7 | 1679 | len = XmbLookupString(currmenu->xic, &ev.xkey, buf, sizeof buf, &ksym, &status); |
1680 | switch(status) { | |
1681 | default: /* XLookupNone, XBufferOverflow */ | |
1682 | continue; | |
1683 | case XLookupChars: | |
1684 | goto append; | |
1685 | case XLookupKeySym: /* FALLTHROUGH */ | |
1686 | case XLookupBoth: | |
1687 | break; | |
1688 | } | |
858338d9 | 1689 | |
0c1a7864 | 1690 | /* esc closes xmenu when current menu is the root menu */ |
257e42cc | 1691 | if (ksym == XK_Escape && currmenu->parent == NULL) |
45b2e22f | 1692 | goto done; |
858338d9 | 1693 | |
1694 | /* Shift-Tab = ISO_Left_Tab */ | |
1695 | if (ksym == XK_Tab && (ev.xkey.state & ShiftMask)) | |
1696 | ksym = XK_ISO_Left_Tab; | |
1697 | ||
1698 | /* cycle through menu */ | |
06d6acdb | 1699 | select = NULL; |
8239f1f1 | 1700 | ksym = normalizeksym(ksym); |
1701 | switch (ksym) { | |
1702 | case XK_Home: | |
06d6acdb | 1703 | select = itemcycle(currmenu, ITEMFIRST); |
0129fde4 | 1704 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1705 | break; |
1706 | case XK_End: | |
06d6acdb | 1707 | select = itemcycle(currmenu, ITEMLAST); |
0129fde4 | 1708 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1709 | break; |
1710 | case XK_ISO_Left_Tab: | |
693735f7 | 1711 | if (*text) { |
06d6acdb | 1712 | select = matchitem(currmenu, text, -1); |
e14d88b0 | 1713 | action = ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1714 | break; |
693735f7 | 1715 | } |
8239f1f1 | 1716 | /* FALLTHROUGH */ |
1717 | case XK_Up: | |
06d6acdb | 1718 | select = itemcycle(currmenu, ITEMPREV); |
0129fde4 | 1719 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1720 | break; |
1721 | case XK_Tab: | |
693735f7 | 1722 | if (*text) { |
06d6acdb | 1723 | select = matchitem(currmenu, text, 1); |
e14d88b0 | 1724 | action = ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1725 | break; |
693735f7 | 1726 | } |
8239f1f1 | 1727 | /* FALLTHROUGH */ |
1728 | case XK_Down: | |
06d6acdb | 1729 | select = itemcycle(currmenu, ITEMNEXT); |
0129fde4 | 1730 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1731 | break; |
1732 | case XK_1: case XK_2: case XK_3: case XK_4: case XK_5: case XK_6: case XK_7: case XK_8: case XK_9: | |
02511d09 | 1733 | item = itemcycle(currmenu, ITEMFIRST); |
c2959cf4 | 1734 | lastitem = itemcycle(currmenu, ITEMLAST); |
1735 | for (int i = ksym - XK_1; i > 0 && item != lastitem; i--) { | |
02511d09 R |
1736 | currmenu->selected = item; |
1737 | item = itemcycle(currmenu, ITEMNEXT); | |
02511d09 | 1738 | } |
06d6acdb | 1739 | select = item; |
0129fde4 | 1740 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1741 | break; |
1742 | case XK_Return: case XK_Right: | |
1743 | if (currmenu->selected) { | |
1744 | item = currmenu->selected; | |
1745 | goto enteritem; | |
1746 | } | |
1747 | break; | |
1748 | case XK_Escape: case XK_Left: | |
1749 | if (currmenu->parent) { | |
06d6acdb | 1750 | select = currmenu->parent->selected; |
8239f1f1 | 1751 | currmenu = currmenu->parent; |
06d6acdb | 1752 | action = ACTION_CLEAR | ACTION_MAP | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1753 | } |
1754 | break; | |
1755 | case XK_BackSpace: case XK_Clear: case XK_Delete: | |
0129fde4 | 1756 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
693735f7 | 1757 | break; |
8239f1f1 | 1758 | default: |
b33886d7 | 1759 | append: |
0129fde4 | 1760 | if (*buf == '\0' || iscntrl(*buf)) |
1761 | break; | |
8239f1f1 | 1762 | for (i = 0; i < 2; i++) { |
1763 | append(text, buf, sizeof text, len); | |
06d6acdb | 1764 | if ((select = matchitem(currmenu, text, 0))) |
8239f1f1 | 1765 | break; |
1766 | text[0] = '\0'; | |
b33886d7 | 1767 | } |
289de21f | 1768 | action = ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1769 | break; |
b33886d7 | 1770 | } |
a7732690 | 1771 | break; |
f15fc339 | 1772 | case LeaveNotify: |
fd530f3f | 1773 | previtem = NULL; |
b33886d7 | 1774 | select = NULL; |
693735f7 | 1775 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
f15fc339 | 1776 | break; |
3bec05ea | 1777 | case ConfigureNotify: |
1778 | menu = getmenu(currmenu, ev.xconfigure.window); | |
1779 | if (menu == NULL) | |
1780 | break; | |
1781 | menu->x = ev.xconfigure.x; | |
1782 | menu->y = ev.xconfigure.y; | |
1783 | break; | |
1784 | case ClientMessage: | |
523b3d5e | 1785 | if ((unsigned long)ev.xclient.data.l[0] != wmdelete) |
8902c43b | 1786 | break; |
3bec05ea | 1787 | /* user closed window */ |
1788 | menu = getmenu(currmenu, ev.xclient.window); | |
1789 | if (menu->parent == NULL) | |
45b2e22f | 1790 | goto done; /* closing the root menu closes the program */ |
3bec05ea | 1791 | currmenu = menu->parent; |
6bbc0e45 | 1792 | action = ACTION_MAP; |
3bec05ea | 1793 | break; |
a7732690 | 1794 | } |
693735f7 | 1795 | if (action & ACTION_CLEAR) |
b33886d7 | 1796 | text[0] = '\0'; |
693735f7 | 1797 | if (action & ACTION_SELECT) |
1798 | currmenu->selected = select; | |
6bbc0e45 | 1799 | if (action & ACTION_MAP) |
45b2e22f | 1800 | prevmenu = mapmenu(currmenu, prevmenu, mon); |
6bbc0e45 | 1801 | if (action & ACTION_DRAW) |
1802 | drawmenus(currmenu); | |
60ddf397 | 1803 | if (action & ACTION_WARP) { |
1804 | warppointer(currmenu, select); | |
1805 | warped = 1; | |
1806 | } | |
a7732690 | 1807 | } |
45b2e22f | 1808 | done: |
1809 | unmapmenu(currmenu); | |
1810 | ungrab(); | |
a7732690 | 1811 | } |
1812 | ||
fd530f3f | 1813 | /* recursivelly free pixmaps and destroy windows */ |
f15fc339 | 1814 | static void |
8902c43b | 1815 | cleanmenu(struct Menu *menu) |
f15fc339 | 1816 | { |
1817 | struct Item *item; | |
ec4ed1ac | 1818 | struct Item *tmp; |
f15fc339 | 1819 | |
ec4ed1ac | 1820 | item = menu->list; |
1821 | while (item != NULL) { | |
f15fc339 | 1822 | if (item->submenu != NULL) |
8902c43b | 1823 | cleanmenu(item->submenu); |
ec4ed1ac | 1824 | tmp = item; |
3d853664 | 1825 | if (menu->drawn) { |
1826 | XFreePixmap(dpy, item->unsel); | |
1827 | if (tmp->label != NULL) | |
1828 | XFreePixmap(dpy, item->sel); | |
1829 | } | |
15dfafdf | 1830 | if (tmp->label != tmp->output) |
1831 | free(tmp->label); | |
6b5123e7 | 1832 | free(tmp->output); |
33376f54 | 1833 | item = item->next; |
ec4ed1ac | 1834 | free(tmp); |
1835 | } | |
f15fc339 | 1836 | |
f15fc339 | 1837 | XDestroyWindow(dpy, menu->win); |
ec4ed1ac | 1838 | free(menu); |
f15fc339 | 1839 | } |
1840 | ||
6abae763 | 1841 | /* cleanup draw context */ |
a7732690 | 1842 | static void |
6abae763 | 1843 | cleandc(void) |
a7732690 | 1844 | { |
7539247b | 1845 | size_t i; |
1846 | ||
dbeb9940 | 1847 | XftColorFree(dpy, visual, colormap, &dc.normal[ColorBG]); |
1848 | XftColorFree(dpy, visual, colormap, &dc.normal[ColorFG]); | |
1849 | XftColorFree(dpy, visual, colormap, &dc.selected[ColorBG]); | |
1850 | XftColorFree(dpy, visual, colormap, &dc.selected[ColorFG]); | |
fd530f3f | 1851 | XftColorFree(dpy, visual, colormap, &dc.separator); |
1852 | XftColorFree(dpy, visual, colormap, &dc.border); | |
7539247b | 1853 | for (i = 0; i < dc.nfonts; i++) |
1854 | XftFontClose(dpy, dc.fonts[i]); | |
f15fc339 | 1855 | XFreeGC(dpy, dc.gc); |
a7732690 | 1856 | } |
1857 | ||
73a2a23d | 1858 | /* xmenu: generate menu from stdin and print selected entry to stdout */ |
1859 | int | |
1860 | main(int argc, char *argv[]) | |
a7732690 | 1861 | { |
45b2e22f | 1862 | struct Monitor mon; |
73a2a23d | 1863 | struct Menu *rootmenu; |
45b2e22f | 1864 | XEvent ev; |
73a2a23d | 1865 | |
1866 | /* open connection to server and set X variables */ | |
f472bfac | 1867 | if (!setlocale(LC_CTYPE, "") || !XSupportsLocale()) |
1868 | warnx("warning: no locale support"); | |
73a2a23d | 1869 | if ((dpy = XOpenDisplay(NULL)) == NULL) |
1870 | errx(1, "could not open display"); | |
1871 | screen = DefaultScreen(dpy); | |
1872 | visual = DefaultVisual(dpy, screen); | |
1873 | rootwin = RootWindow(dpy, screen); | |
1874 | colormap = DefaultColormap(dpy, screen); | |
523b3d5e | 1875 | depth = DefaultDepth(dpy, screen); |
6abae763 | 1876 | XrmInitialize(); |
1877 | if ((xrm = XResourceManagerString(dpy)) != NULL) | |
1878 | xdb = XrmGetStringDatabase(xrm); | |
f472bfac | 1879 | if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) |
1880 | errx(1, "XOpenIM: could not open input device"); | |
6abae763 | 1881 | |
78fb523f | 1882 | /* process configuration and window class */ |
6abae763 | 1883 | getresources(); |
45b2e22f | 1884 | getoptions(argc, argv); |
73a2a23d | 1885 | |
1886 | /* imlib2 stuff */ | |
1887 | if (!iflag) { | |
1888 | imlib_set_cache_size(2048 * 1024); | |
1889 | imlib_context_set_dither(1); | |
1890 | imlib_context_set_display(dpy); | |
1891 | imlib_context_set_visual(visual); | |
1892 | imlib_context_set_colormap(colormap); | |
1893 | } | |
1894 | ||
1895 | /* initializers */ | |
73a2a23d | 1896 | initdc(); |
1897 | initiconsize(); | |
1898 | initatoms(); | |
1899 | ||
45b2e22f | 1900 | /* if running in root mode, get button presses from root window */ |
1901 | if (rootmodeflag) | |
1902 | XGrabButton(dpy, button, AnyModifier, rootwin, False, ButtonPressMask, GrabModeSync, GrabModeSync, None, None); | |
1903 | ||
1904 | /* generate menus */ | |
73a2a23d | 1905 | rootmenu = parsestdin(); |
1906 | if (rootmenu == NULL) | |
1907 | errx(1, "no menu generated"); | |
73a2a23d | 1908 | |
1909 | /* run event loop */ | |
45b2e22f | 1910 | do { |
1911 | if (rootmodeflag) | |
1912 | XNextEvent(dpy, &ev); | |
1913 | if (!rootmodeflag || | |
1914 | (ev.type == ButtonPress && | |
1915 | ((modifier != 0 && ev.xbutton.state == modifier) || | |
1916 | (ev.xbutton.subwindow == None)))) { | |
1917 | if (rootmodeflag && passclickflag) { | |
1918 | XAllowEvents(dpy, ReplayPointer, CurrentTime); | |
1919 | } | |
1920 | getmonitor(&mon); | |
1921 | if (!wflag) { | |
1922 | grabpointer(); | |
1923 | grabkeyboard(); | |
1924 | } | |
1925 | setupmenu(rootmenu, &mon); | |
1926 | mapmenu(rootmenu, NULL, &mon); | |
1927 | XFlush(dpy); | |
1928 | run(rootmenu, &mon); | |
1929 | firsttime = 0; | |
1930 | } else { | |
1931 | XAllowEvents(dpy, ReplayPointer, CurrentTime); | |
1932 | } | |
1933 | } while (rootmodeflag); | |
73a2a23d | 1934 | |
6abae763 | 1935 | /* clean stuff */ |
73a2a23d | 1936 | cleanmenu(rootmenu); |
6abae763 | 1937 | cleandc(); |
1938 | XrmDestroyDatabase(xdb); | |
1939 | XCloseDisplay(dpy); | |
73a2a23d | 1940 | |
1941 | return 0; | |
a7732690 | 1942 | } |