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 | { |
288a35e5 LS |
177 | |
178 | (void)fprintf(stderr, "usage: xmenu [-irw] [-p position] [(-x|-X) [modifier-]button] [title]\n"); | |
73a2a23d | 179 | exit(1); |
21a9aaec | 180 | } |
181 | ||
523b3d5e | 182 | /* maximum int */ |
183 | static int | |
184 | max(int x, int y) | |
185 | { | |
186 | return x > y ? x : y; | |
187 | } | |
188 | ||
189 | /* minimum int */ | |
190 | static int | |
191 | min(int x, int y) | |
192 | { | |
193 | return x < y ? x : y; | |
194 | } | |
195 | ||
196 | /* call malloc checking for error */ | |
197 | static void * | |
198 | emalloc(size_t size) | |
199 | { | |
200 | void *p; | |
201 | ||
202 | if ((p = malloc(size)) == NULL) | |
203 | err(1, "malloc"); | |
204 | return p; | |
205 | } | |
206 | ||
207 | /* call strdup checking for error */ | |
208 | static char * | |
209 | estrdup(const char *s) | |
210 | { | |
211 | char *t; | |
212 | ||
213 | if ((t = strdup(s)) == NULL) | |
214 | err(1, "strdup"); | |
215 | return t; | |
216 | } | |
217 | ||
218 | /* parse position string from -p, put results on config.posx, config.posy, and config.monitor */ | |
05cfe1a0 | 219 | static void |
237da982 | 220 | parseposition(char *optarg) |
05cfe1a0 | 221 | { |
222 | long n; | |
237da982 | 223 | char *s = optarg; |
05cfe1a0 | 224 | char *endp; |
225 | ||
226 | n = strtol(s, &endp, 10); | |
227 | if (errno == ERANGE || n > INT_MAX || n < 0 || endp == s || *endp != 'x') | |
228 | goto error; | |
229 | config.posx = n; | |
230 | s = endp+1; | |
231 | n = strtol(s, &endp, 10); | |
237da982 | 232 | if (errno == ERANGE || n > INT_MAX || n < 0 || endp == s) |
05cfe1a0 | 233 | goto error; |
234 | config.posy = n; | |
237da982 | 235 | if (*endp == ':') { |
236 | s = endp+1; | |
237 | mflag = 1; | |
238 | if (strncasecmp(s, "CUR", 3) == 0) { | |
239 | config.monitor = -1; | |
240 | endp = s+3; | |
241 | } else { | |
242 | n = strtol(s, &endp, 10); | |
243 | if (errno == ERANGE || n > INT_MAX || n < 0 || endp == s || *endp != '\0') | |
244 | goto error; | |
245 | config.monitor = n; | |
246 | } | |
247 | } else if (*endp != '\0') { | |
248 | goto error; | |
249 | } | |
05cfe1a0 | 250 | |
251 | return; | |
252 | ||
253 | error: | |
254 | errx(1, "improper position: %s", optarg); | |
255 | } | |
256 | ||
6abae763 | 257 | /* get configuration from X resources */ |
258 | static void | |
259 | getresources(void) | |
260 | { | |
261 | char *type; | |
262 | XrmValue xval; | |
263 | ||
264 | if (xrm == NULL || xdb == NULL) | |
265 | return; | |
266 | ||
267 | if (XrmGetResource(xdb, "xmenu.borderWidth", "*", &type, &xval) == True) | |
268 | GETNUM(config.border_pixels, xval.addr) | |
269 | if (XrmGetResource(xdb, "xmenu.separatorWidth", "*", &type, &xval) == True) | |
270 | GETNUM(config.separator_pixels, xval.addr) | |
271 | if (XrmGetResource(xdb, "xmenu.height", "*", &type, &xval) == True) | |
272 | GETNUM(config.height_pixels, xval.addr) | |
273 | if (XrmGetResource(xdb, "xmenu.width", "*", &type, &xval) == True) | |
274 | GETNUM(config.width_pixels, xval.addr) | |
275 | if (XrmGetResource(xdb, "xmenu.gap", "*", &type, &xval) == True) | |
276 | GETNUM(config.gap_pixels, xval.addr) | |
523b3d5e | 277 | if (XrmGetResource(xdb, "xmenu.maxItems", "*", &type, &xval) == True) |
278 | GETNUM(config.max_items, xval.addr) | |
6abae763 | 279 | if (XrmGetResource(xdb, "xmenu.background", "*", &type, &xval) == True) |
280 | config.background_color = xval.addr; | |
281 | if (XrmGetResource(xdb, "xmenu.foreground", "*", &type, &xval) == True) | |
282 | config.foreground_color = xval.addr; | |
283 | if (XrmGetResource(xdb, "xmenu.selbackground", "*", &type, &xval) == True) | |
284 | config.selbackground_color = xval.addr; | |
285 | if (XrmGetResource(xdb, "xmenu.selforeground", "*", &type, &xval) == True) | |
286 | config.selforeground_color = xval.addr; | |
287 | if (XrmGetResource(xdb, "xmenu.separator", "*", &type, &xval) == True) | |
288 | config.separator_color = xval.addr; | |
289 | if (XrmGetResource(xdb, "xmenu.border", "*", &type, &xval) == True) | |
290 | config.border_color = xval.addr; | |
291 | if (XrmGetResource(xdb, "xmenu.font", "*", &type, &xval) == True) | |
292 | config.font = xval.addr; | |
293 | if (XrmGetResource(xdb, "xmenu.alignment", "*", &type, &xval) == True) { | |
294 | if (strcasecmp(xval.addr, "center") == 0) | |
295 | config.alignment = CenterAlignment; | |
296 | else if (strcasecmp(xval.addr, "left") == 0) | |
297 | config.alignment = LeftAlignment; | |
298 | else if (strcasecmp(xval.addr, "right") == 0) | |
299 | config.alignment = RightAlignment; | |
300 | } | |
301 | } | |
302 | ||
45b2e22f | 303 | /* set button global variable */ |
304 | static void | |
305 | setbutton(char *s) | |
306 | { | |
307 | size_t len; | |
308 | ||
309 | if ((len = strlen(s)) < 1) | |
310 | return; | |
311 | switch (s[len-1]) { | |
312 | case '1': button = Button1; break; | |
313 | case '2': button = Button2; break; | |
314 | case '3': button = Button3; break; | |
315 | default: button = atoi(&s[len-1]); break; | |
316 | } | |
317 | } | |
318 | ||
319 | /* set modifier global variable */ | |
320 | static void | |
321 | setmodifier(char *s) | |
322 | { | |
323 | size_t len; | |
324 | ||
325 | if ((len = strlen(s)) < 1) | |
326 | return; | |
327 | switch (s[len-1]) { | |
328 | case '1': modifier = Mod1Mask; break; | |
329 | case '2': modifier = Mod2Mask; break; | |
330 | case '3': modifier = Mod3Mask; break; | |
331 | case '4': modifier = Mod4Mask; break; | |
332 | case '5': modifier = Mod5Mask; break; | |
333 | default: | |
334 | if (strcasecmp(s, "Alt") == 0) { | |
335 | modifier = Mod1Mask; | |
336 | } else if (strcasecmp(s, "Super") == 0) { | |
337 | modifier = Mod4Mask; | |
338 | } | |
339 | break; | |
340 | } | |
341 | } | |
342 | ||
523b3d5e | 343 | /* parse icon path string */ |
344 | static void | |
345 | parseiconpaths(char *s) | |
346 | { | |
347 | if (s == NULL) | |
348 | return; | |
349 | free(iconstring); | |
350 | iconstring = estrdup(s); | |
351 | niconpaths = 0; | |
352 | for (s = strtok(iconstring, ":"); s != NULL; s = strtok(NULL, ":")) { | |
353 | if (niconpaths < MAXPATHS) { | |
354 | iconpaths[niconpaths++] = s; | |
355 | } | |
356 | } | |
357 | } | |
358 | ||
6abae763 | 359 | /* get configuration from command-line options */ |
45b2e22f | 360 | static void |
6abae763 | 361 | getoptions(int argc, char *argv[]) |
362 | { | |
363 | int ch; | |
45b2e22f | 364 | char *s, *t; |
6abae763 | 365 | |
45b2e22f | 366 | classh.res_class = CLASS; |
367 | classh.res_name = argv[0]; | |
368 | if ((s = strrchr(argv[0], '/')) != NULL) | |
369 | classh.res_name = s + 1; | |
523b3d5e | 370 | parseiconpaths(getenv(ICONPATH)); |
45b2e22f | 371 | while ((ch = getopt(argc, argv, "ip:rwx:X:")) != -1) { |
6abae763 | 372 | switch (ch) { |
373 | case 'i': | |
374 | iflag = 1; | |
375 | break; | |
376 | case 'p': | |
377 | pflag = 1; | |
378 | parseposition(optarg); | |
379 | break; | |
380 | case 'r': | |
381 | rflag = 1; | |
382 | break; | |
383 | case 'w': | |
384 | wflag = 1; | |
385 | break; | |
45b2e22f | 386 | case 'X': |
387 | passclickflag = 1; | |
388 | /* PASSTHROUGH */ | |
389 | case 'x': | |
390 | rootmodeflag = 1; | |
391 | s = optarg; | |
392 | setbutton(s); | |
393 | if ((t = strchr(s, '-')) == NULL) | |
394 | return; | |
395 | *t = '\0'; | |
396 | setmodifier(s); | |
397 | break; | |
6abae763 | 398 | default: |
399 | usage(); | |
400 | break; | |
401 | } | |
402 | } | |
523b3d5e | 403 | if (rootmodeflag) |
404 | wflag = 0; | |
6abae763 | 405 | argc -= optind; |
406 | argv += optind; | |
45b2e22f | 407 | if (argc != 0) |
6abae763 | 408 | usage(); |
45b2e22f | 409 | return; |
6abae763 | 410 | } |
411 | ||
112e23c3 | 412 | /* parse font string */ |
cdeaefaa | 413 | static void |
414 | parsefonts(const char *s) | |
415 | { | |
416 | const char *p; | |
417 | char buf[1024]; | |
418 | size_t nfont = 0; | |
419 | ||
420 | dc.nfonts = 1; | |
421 | for (p = s; *p; p++) | |
422 | if (*p == ',') | |
423 | dc.nfonts++; | |
424 | ||
425 | if ((dc.fonts = calloc(dc.nfonts, sizeof *dc.fonts)) == NULL) | |
426 | err(1, "calloc"); | |
427 | ||
428 | p = s; | |
429 | while (*p != '\0') { | |
430 | size_t i; | |
431 | ||
432 | i = 0; | |
433 | while (isspace(*p)) | |
434 | p++; | |
70063f16 | 435 | while (i < sizeof buf && *p != '\0' && *p != ',') |
cdeaefaa | 436 | buf[i++] = *p++; |
6d56f279 | 437 | if (i >= sizeof buf) |
438 | errx(1, "font name too long"); | |
cdeaefaa | 439 | if (*p == ',') |
440 | p++; | |
441 | buf[i] = '\0'; | |
6d56f279 | 442 | if (nfont == 0) |
443 | if ((dc.pattern = FcNameParse((FcChar8 *)buf)) == NULL) | |
444 | errx(1, "the first font in the cache must be loaded from a font string"); | |
cdeaefaa | 445 | if ((dc.fonts[nfont++] = XftFontOpenName(dpy, screen, buf)) == NULL) |
8a7bfdf8 | 446 | errx(1, "could not load font"); |
cdeaefaa | 447 | } |
448 | } | |
449 | ||
8902c43b | 450 | /* get color from color string */ |
451 | static void | |
452 | ealloccolor(const char *s, XftColor *color) | |
453 | { | |
454 | if(!XftColorAllocName(dpy, visual, colormap, s, color)) | |
8a7bfdf8 | 455 | errx(1, "could not allocate color: %s", s); |
8902c43b | 456 | } |
457 | ||
237da982 | 458 | /* query monitor information and cursor position */ |
459 | static void | |
45b2e22f | 460 | getmonitor(struct Monitor *mon) |
237da982 | 461 | { |
462 | XineramaScreenInfo *info = NULL; | |
463 | Window dw; /* dummy variable */ | |
464 | int di; /* dummy variable */ | |
465 | unsigned du; /* dummy variable */ | |
466 | int cursx, cursy; /* cursor position */ | |
467 | int nmons; | |
468 | int i; | |
469 | ||
470 | XQueryPointer(dpy, rootwin, &dw, &dw, &cursx, &cursy, &di, &di, &du); | |
471 | ||
45b2e22f | 472 | mon->x = mon->y = 0; |
473 | mon->w = DisplayWidth(dpy, screen); | |
474 | mon->h = DisplayHeight(dpy, screen); | |
237da982 | 475 | |
476 | if ((info = XineramaQueryScreens(dpy, &nmons)) != NULL) { | |
477 | int selmon = 0; | |
478 | ||
70063f16 | 479 | if (!mflag || config.monitor < 0 || config.monitor >= nmons) { |
237da982 | 480 | for (i = 0; i < nmons; i++) { |
d2304ecf | 481 | if (BETWEEN(cursx, info[i].x_org, info[i].x_org + info[i].width) && |
482 | BETWEEN(cursy, info[i].y_org, info[i].y_org + info[i].height)) { | |
237da982 | 483 | selmon = i; |
484 | break; | |
485 | } | |
486 | } | |
487 | } else { | |
488 | selmon = config.monitor; | |
489 | } | |
490 | ||
45b2e22f | 491 | mon->x = info[selmon].x_org; |
492 | mon->y = info[selmon].y_org; | |
493 | mon->w = info[selmon].width; | |
494 | mon->h = info[selmon].height; | |
883ec17f | 495 | |
496 | XFree(info); | |
237da982 | 497 | } |
498 | ||
499 | if (!pflag) { | |
500 | config.posx = cursx; | |
501 | config.posy = cursy; | |
502 | } else if (mflag) { | |
45b2e22f | 503 | config.posx += mon->x; |
504 | config.posy += mon->y; | |
237da982 | 505 | } |
506 | } | |
507 | ||
a7732690 | 508 | /* init draw context */ |
509 | static void | |
8902c43b | 510 | initdc(void) |
a7732690 | 511 | { |
512 | /* get color pixels */ | |
8902c43b | 513 | ealloccolor(config.background_color, &dc.normal[ColorBG]); |
514 | ealloccolor(config.foreground_color, &dc.normal[ColorFG]); | |
515 | ealloccolor(config.selbackground_color, &dc.selected[ColorBG]); | |
516 | ealloccolor(config.selforeground_color, &dc.selected[ColorFG]); | |
517 | ealloccolor(config.separator_color, &dc.separator); | |
518 | ealloccolor(config.border_color, &dc.border); | |
a7732690 | 519 | |
cdeaefaa | 520 | /* parse fonts */ |
521 | parsefonts(config.font); | |
a7732690 | 522 | |
fd530f3f | 523 | /* create common GC */ |
a7732690 | 524 | dc.gc = XCreateGC(dpy, rootwin, 0, NULL); |
a7732690 | 525 | } |
526 | ||
b6cf4847 | 527 | /* calculate icon size */ |
a7732690 | 528 | static void |
b6cf4847 | 529 | initiconsize(void) |
a7732690 | 530 | { |
71b4db92 | 531 | config.iconsize = config.height_pixels - config.iconpadding * 2; |
8902c43b | 532 | } |
533 | ||
534 | /* intern atoms */ | |
535 | static void | |
536 | initatoms(void) | |
537 | { | |
538 | utf8string = XInternAtom(dpy, "UTF8_STRING", False); | |
539 | wmdelete = XInternAtom(dpy, "WM_DELETE_WINDOW", False); | |
540 | netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); | |
541 | netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False); | |
542 | netatom[NetWMWindowTypePopupMenu] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_POPUP_MENU", False); | |
a7732690 | 543 | } |
544 | ||
a7732690 | 545 | /* allocate an item */ |
546 | static struct Item * | |
33376f54 | 547 | allocitem(const char *label, const char *output, char *file) |
a7732690 | 548 | { |
549 | struct Item *item; | |
550 | ||
523b3d5e | 551 | item = emalloc(sizeof *item); |
a5ddd2cd | 552 | if (label == NULL) { |
7fbd1c5e | 553 | item->label = NULL; |
554 | item->output = NULL; | |
555 | } else { | |
523b3d5e | 556 | item->label = estrdup(label); |
15dfafdf | 557 | if (label == output) { |
558 | item->output = item->label; | |
559 | } else { | |
523b3d5e | 560 | item->output = estrdup(output); |
15dfafdf | 561 | } |
7fbd1c5e | 562 | } |
33376f54 | 563 | if (file == NULL) { |
564 | item->file = NULL; | |
565 | } else { | |
523b3d5e | 566 | item->file = estrdup(file); |
33376f54 | 567 | } |
a80fee22 | 568 | item->y = 0; |
beae67a6 | 569 | item->h = 0; |
a7732690 | 570 | item->next = NULL; |
571 | item->submenu = NULL; | |
3bec05ea | 572 | item->icon = NULL; |
a7732690 | 573 | |
574 | return item; | |
575 | } | |
576 | ||
a3a73837 | 577 | /* allocate a menu and create its window */ |
a7732690 | 578 | static struct Menu * |
523b3d5e | 579 | allocmenu(struct Menu *parent, struct Item *list, int level) |
a7732690 | 580 | { |
581 | XSetWindowAttributes swa; | |
582 | struct Menu *menu; | |
583 | ||
523b3d5e | 584 | menu = emalloc(sizeof *menu); |
585 | *menu = (struct Menu){ | |
586 | .parent = parent, | |
587 | .list = list, | |
588 | .level = level, | |
589 | .first = NULL, | |
590 | }; | |
a7732690 | 591 | |
3bec05ea | 592 | swa.override_redirect = (wflag) ? False : True; |
fd530f3f | 593 | swa.background_pixel = dc.normal[ColorBG].pixel; |
594 | swa.border_pixel = dc.border.pixel; | |
595 | swa.save_under = True; /* pop-up windows should save_under*/ | |
a7732690 | 596 | swa.event_mask = ExposureMask | KeyPressMask | ButtonPressMask | ButtonReleaseMask |
f15fc339 | 597 | | PointerMotionMask | LeaveWindowMask; |
3bec05ea | 598 | if (wflag) |
599 | swa.event_mask |= StructureNotifyMask; | |
45b2e22f | 600 | menu->win = XCreateWindow(dpy, rootwin, 0, 0, 1, 1, config.border_pixels, |
a7732690 | 601 | CopyFromParent, CopyFromParent, CopyFromParent, |
fd530f3f | 602 | CWOverrideRedirect | CWBackPixel | |
603 | CWBorderPixel | CWEventMask | CWSaveUnder, | |
a7732690 | 604 | &swa); |
605 | ||
f472bfac | 606 | menu->xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing, |
607 | XNClientWindow, menu->win, XNFocusWindow, menu->win, NULL); | |
608 | if (menu->xic == NULL) | |
609 | errx(1, "XCreateIC: could not obtain input method"); | |
610 | ||
a7732690 | 611 | return menu; |
612 | } | |
613 | ||
a5ddd2cd | 614 | /* build the menu tree */ |
615 | static struct Menu * | |
523b3d5e | 616 | buildmenutree(int level, const char *label, const char *output, char *file) |
a5ddd2cd | 617 | { |
618 | static struct Menu *prevmenu = NULL; /* menu the previous item was added to */ | |
619 | static struct Menu *rootmenu = NULL; /* menu to be returned */ | |
620 | struct Item *curritem = NULL; /* item currently being read */ | |
621 | struct Item *item; /* dummy item for loops */ | |
622 | struct Menu *menu; /* dummy menu for loops */ | |
523b3d5e | 623 | int i; |
a5ddd2cd | 624 | |
625 | /* create the item */ | |
33376f54 | 626 | curritem = allocitem(label, output, file); |
a5ddd2cd | 627 | |
628 | /* put the item in the menu tree */ | |
629 | if (prevmenu == NULL) { /* there is no menu yet */ | |
685ca30d | 630 | menu = allocmenu(NULL, curritem, level); |
631 | rootmenu = menu; | |
632 | prevmenu = menu; | |
633 | curritem->prev = NULL; | |
a5ddd2cd | 634 | } else if (level < prevmenu->level) { /* item is continuation of a parent menu */ |
635 | /* go up the menu tree until find the menu this item continues */ | |
636 | for (menu = prevmenu, i = level; | |
637 | menu != NULL && i != prevmenu->level; | |
638 | menu = menu->parent, i++) | |
639 | ; | |
640 | if (menu == NULL) | |
70f5db0f | 641 | errx(1, "improper indentation detected"); |
a5ddd2cd | 642 | |
643 | /* find last item in the new menu */ | |
644 | for (item = menu->list; item->next != NULL; item = item->next) | |
645 | ; | |
646 | ||
647 | prevmenu = menu; | |
648 | item->next = curritem; | |
649 | curritem->prev = item; | |
650 | } else if (level == prevmenu->level) { /* item is a continuation of current menu */ | |
651 | /* find last item in the previous menu */ | |
652 | for (item = prevmenu->list; item->next != NULL; item = item->next) | |
653 | ; | |
654 | ||
655 | item->next = curritem; | |
656 | curritem->prev = item; | |
657 | } else if (level > prevmenu->level) { /* item begins a new menu */ | |
658 | menu = allocmenu(prevmenu, curritem, level); | |
659 | ||
660 | /* find last item in the previous menu */ | |
661 | for (item = prevmenu->list; item->next != NULL; item = item->next) | |
662 | ; | |
663 | ||
78cdb02b TH |
664 | /* a separator is no valid root for a submenu */ |
665 | if (!item->label) | |
666 | errx(1, "a separator is no valid root for a submenu"); | |
667 | ||
a5ddd2cd | 668 | prevmenu = menu; |
669 | menu->caller = item; | |
670 | item->submenu = menu; | |
671 | curritem->prev = NULL; | |
672 | } | |
673 | ||
a2ff706d | 674 | if (curritem->file) |
675 | prevmenu->hasicon = 1; | |
676 | ||
a5ddd2cd | 677 | return rootmenu; |
678 | } | |
679 | ||
a7732690 | 680 | /* create menus and items from the stdin */ |
257e42cc | 681 | static struct Menu * |
a7732690 | 682 | parsestdin(void) |
683 | { | |
a5ddd2cd | 684 | struct Menu *rootmenu; |
a7732690 | 685 | char *s, buf[BUFSIZ]; |
33376f54 | 686 | char *file, *label, *output; |
523b3d5e | 687 | int level = 0; |
257e42cc | 688 | |
ddb15acf | 689 | rootmenu = NULL; |
690 | ||
a7732690 | 691 | while (fgets(buf, BUFSIZ, stdin) != NULL) { |
a5ddd2cd | 692 | /* get the indentation level */ |
693 | level = strspn(buf, "\t"); | |
a7732690 | 694 | |
a5ddd2cd | 695 | /* get the label */ |
696 | s = level + buf; | |
697 | label = strtok(s, "\t\n"); | |
a7732690 | 698 | |
33376f54 | 699 | /* get the filename */ |
700 | file = NULL; | |
701 | if (label != NULL && strncmp(label, "IMG:", 4) == 0) { | |
702 | file = label + 4; | |
703 | label = strtok(NULL, "\t\n"); | |
704 | } | |
705 | ||
a5ddd2cd | 706 | /* get the output */ |
707 | output = strtok(NULL, "\n"); | |
708 | if (output == NULL) { | |
709 | output = label; | |
710 | } else { | |
711 | while (*output == '\t') | |
712 | output++; | |
a7732690 | 713 | } |
a5ddd2cd | 714 | |
33376f54 | 715 | rootmenu = buildmenutree(level, label, output, file); |
a7732690 | 716 | } |
a7732690 | 717 | |
257e42cc | 718 | return rootmenu; |
a7732690 | 719 | } |
720 | ||
3d853664 | 721 | /* get next utf8 char from s return its codepoint and set next_ret to pointer to end of character */ |
cdeaefaa | 722 | static FcChar32 |
723 | getnextutf8char(const char *s, const char **next_ret) | |
724 | { | |
cdeaefaa | 725 | static const unsigned char utfbyte[] = {0x80, 0x00, 0xC0, 0xE0, 0xF0}; |
cdeaefaa | 726 | static const unsigned char utfmask[] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8}; |
cdeaefaa | 727 | static const FcChar32 utfmin[] = {0, 0x00, 0x80, 0x800, 0x10000}; |
728 | static const FcChar32 utfmax[] = {0, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF}; | |
3d853664 | 729 | /* 0xFFFD is the replacement character, used to represent unknown characters */ |
cdeaefaa | 730 | static const FcChar32 unknown = 0xFFFD; |
731 | FcChar32 ucode; /* FcChar32 type holds 32 bits */ | |
732 | size_t usize = 0; /* n' of bytes of the utf8 character */ | |
733 | size_t i; | |
734 | ||
735 | *next_ret = s+1; | |
736 | ||
737 | /* get code of first byte of utf8 character */ | |
738 | for (i = 0; i < sizeof utfmask; i++) { | |
739 | if (((unsigned char)*s & utfmask[i]) == utfbyte[i]) { | |
740 | usize = i; | |
741 | ucode = (unsigned char)*s & ~utfmask[i]; | |
742 | break; | |
743 | } | |
744 | } | |
745 | ||
746 | /* if first byte is a continuation byte or is not allowed, return unknown */ | |
747 | if (i == sizeof utfmask || usize == 0) | |
748 | return unknown; | |
749 | ||
750 | /* check the other usize-1 bytes */ | |
751 | s++; | |
752 | for (i = 1; i < usize; i++) { | |
753 | *next_ret = s+1; | |
237da982 | 754 | /* if byte is nul or is not a continuation byte, return unknown */ |
cdeaefaa | 755 | if (*s == '\0' || ((unsigned char)*s & utfmask[0]) != utfbyte[0]) |
756 | return unknown; | |
757 | /* 6 is the number of relevant bits in the continuation byte */ | |
758 | ucode = (ucode << 6) | ((unsigned char)*s & ~utfmask[0]); | |
759 | s++; | |
760 | } | |
761 | ||
762 | /* check if ucode is invalid or in utf-16 surrogate halves */ | |
763 | if (!BETWEEN(ucode, utfmin[usize], utfmax[usize]) | |
764 | || BETWEEN (ucode, 0xD800, 0xDFFF)) | |
765 | return unknown; | |
766 | ||
767 | return ucode; | |
768 | } | |
769 | ||
f8d55995 | 770 | /* get which font contains a given code point */ |
771 | static XftFont * | |
772 | getfontucode(FcChar32 ucode) | |
773 | { | |
a48473fd | 774 | FcCharSet *fccharset = NULL; |
775 | FcPattern *fcpattern = NULL; | |
776 | FcPattern *match = NULL; | |
777 | XftFont *retfont = NULL; | |
6d56f279 | 778 | XftResult result; |
f8d55995 | 779 | size_t i; |
780 | ||
781 | for (i = 0; i < dc.nfonts; i++) | |
782 | if (XftCharExists(dpy, dc.fonts[i], ucode) == FcTrue) | |
783 | return dc.fonts[i]; | |
6d56f279 | 784 | |
785 | /* create a charset containing our code point */ | |
786 | fccharset = FcCharSetCreate(); | |
787 | FcCharSetAddChar(fccharset, ucode); | |
788 | ||
a48473fd | 789 | /* create a pattern akin to the dc.pattern but containing our charset */ |
790 | if (fccharset) { | |
791 | fcpattern = FcPatternDuplicate(dc.pattern); | |
792 | FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset); | |
793 | } | |
6d56f279 | 794 | |
795 | /* find pattern matching fcpattern */ | |
a48473fd | 796 | if (fcpattern) { |
797 | FcConfigSubstitute(NULL, fcpattern, FcMatchPattern); | |
798 | FcDefaultSubstitute(fcpattern); | |
799 | match = XftFontMatch(dpy, screen, fcpattern, &result); | |
800 | } | |
6d56f279 | 801 | |
802 | /* if found a pattern, open its font */ | |
803 | if (match) { | |
804 | retfont = XftFontOpenPattern(dpy, match); | |
805 | if (retfont && XftCharExists(dpy, retfont, ucode) == FcTrue) { | |
806 | if ((dc.fonts = realloc(dc.fonts, dc.nfonts+1)) == NULL) | |
807 | err(1, "realloc"); | |
a48473fd | 808 | dc.fonts[dc.nfonts] = retfont; |
809 | return dc.fonts[dc.nfonts++]; | |
6d56f279 | 810 | } else { |
811 | XftFontClose(dpy, retfont); | |
812 | } | |
813 | } | |
814 | ||
815 | /* in case no fount was found, return the first one */ | |
816 | return dc.fonts[0]; | |
f8d55995 | 817 | } |
818 | ||
819 | /* draw text into XftDraw, return width of text glyphs */ | |
cdeaefaa | 820 | static int |
821 | drawtext(XftDraw *draw, XftColor *color, int x, int y, unsigned h, const char *text) | |
822 | { | |
f8d55995 | 823 | int textwidth = 0; |
cdeaefaa | 824 | |
f8d55995 | 825 | while (*text) { |
826 | XftFont *currfont; | |
cdeaefaa | 827 | XGlyphInfo ext; |
f8d55995 | 828 | FcChar32 ucode; |
829 | const char *next; | |
cdeaefaa | 830 | size_t len; |
cdeaefaa | 831 | |
f8d55995 | 832 | ucode = getnextutf8char(text, &next); |
6d56f279 | 833 | currfont = getfontucode(ucode); |
cdeaefaa | 834 | |
f8d55995 | 835 | len = next - text; |
f8d55995 | 836 | XftTextExtentsUtf8(dpy, currfont, (XftChar8 *)text, len, &ext); |
837 | textwidth += ext.xOff; | |
cdeaefaa | 838 | |
839 | if (draw) { | |
a48473fd | 840 | int texty; |
841 | ||
842 | texty = y + (h - (currfont->ascent + currfont->descent))/2 + currfont->ascent; | |
f8d55995 | 843 | XftDrawStringUtf8(draw, color, currfont, x, texty, (XftChar8 *)text, len); |
cdeaefaa | 844 | x += ext.xOff; |
845 | } | |
846 | ||
f8d55995 | 847 | text = next; |
cdeaefaa | 848 | } |
849 | ||
f8d55995 | 850 | return textwidth; |
cdeaefaa | 851 | } |
852 | ||
71b4db92 | 853 | /* setup the height, width and icon of the items of a menu */ |
a7732690 | 854 | static void |
523b3d5e | 855 | setupitems(struct Menu *menu, struct Monitor *mon) |
a7732690 | 856 | { |
523b3d5e | 857 | Pixmap pix; |
a80fee22 | 858 | struct Item *item; |
27c03246 | 859 | int itemwidth; |
523b3d5e | 860 | int menuh; |
861 | int maxh; | |
a7732690 | 862 | |
523b3d5e | 863 | menu->first = menu->list; |
8902c43b | 864 | menu->w = config.width_pixels; |
27c03246 | 865 | menu->maxtextw = 0; |
523b3d5e | 866 | menuh = 0; |
867 | maxh = config.max_items > 3 ? (2 + config.max_items) * config.height_pixels : mon->h; | |
a80fee22 | 868 | for (item = menu->list; item != NULL; item = item->next) { |
523b3d5e | 869 | item->y = menuh; |
7fbd1c5e | 870 | if (item->label == NULL) /* height for separator item */ |
8902c43b | 871 | item->h = config.separator_pixels; |
a80fee22 | 872 | else |
8902c43b | 873 | item->h = config.height_pixels; |
523b3d5e | 874 | menuh += item->h; |
875 | if (!menu->overflow) { | |
876 | if (menu->h + config.height_pixels * 2 < maxh - config.border_pixels * 2) { | |
877 | menu->h = menuh; | |
878 | } else { | |
879 | menu->overflow = 1; | |
880 | menu->h += config.height_pixels * 2; | |
881 | } | |
882 | } | |
15362de4 | 883 | if (item->label) |
27c03246 | 884 | item->textw = drawtext(NULL, NULL, 0, 0, 0, item->label); |
15362de4 | 885 | else |
27c03246 | 886 | item->textw = 0; |
685ca30d | 887 | |
71b4db92 | 888 | /* |
889 | * set menu width | |
890 | * | |
27c03246 | 891 | * the item width depends on the size of its label (item->textw), |
71b4db92 | 892 | * and it is only used to calculate the width of the menu (which |
893 | * is equal to the width of the largest item). | |
894 | * | |
895 | * the horizontal padding appears 4 times through the width of a | |
15362de4 | 896 | * item: before and after its icon, and before and after its triangle. |
71b4db92 | 897 | * if the iflag is set (icons are disabled) then the horizontal |
15362de4 | 898 | * padding appears 3 times: before the label and around the triangle. |
71b4db92 | 899 | */ |
27c03246 | 900 | itemwidth = item->textw + config.triangle_width + config.horzpadding * 3; |
a2ff706d | 901 | itemwidth += (iflag || !menu->hasicon) ? 0 : config.iconsize + config.horzpadding; |
523b3d5e | 902 | menu->w = max(menu->w, itemwidth); |
903 | menu->maxtextw = max(menu->maxtextw, item->textw); | |
904 | } | |
905 | if (!menu->overflow) { | |
906 | XSetWindowBackground(dpy, menu->win, dc.normal[ColorBG].pixel); | |
907 | } else { | |
908 | pix = XCreatePixmap(dpy, menu->win, menu->w, menu->h, depth); | |
909 | XSetForeground(dpy, dc.gc, dc.normal[ColorBG].pixel); | |
910 | XFillRectangle(dpy, pix, dc.gc, 0, 0, menu->w, menu->h); | |
911 | XSetForeground(dpy, dc.gc, dc.normal[ColorFG].pixel); | |
912 | XFillPolygon( | |
913 | dpy, pix, dc.gc, | |
914 | (XPoint []){ | |
915 | {menu->w / 2 - 3, config.height_pixels / 2 + 2}, | |
916 | {3, -4}, | |
917 | {3, 4}, | |
918 | {-6, 0}, | |
919 | }, | |
920 | 4, Convex, CoordModePrevious | |
921 | ); | |
922 | XFillPolygon( | |
923 | dpy, pix, dc.gc, | |
924 | (XPoint []){ | |
925 | {menu->w / 2 - 3, menu->h - config.height_pixels / 2 - 2}, | |
926 | {3, 4}, | |
927 | {3, -4}, | |
928 | {-6, 0}, | |
929 | }, | |
930 | 4, Convex, CoordModePrevious | |
931 | ); | |
932 | XSetWindowBackgroundPixmap(dpy, menu->win, pix); | |
933 | XFreePixmap(dpy, pix); | |
a80fee22 | 934 | } |
f8ffe0b2 | 935 | } |
936 | ||
937 | /* setup the position of a menu */ | |
938 | static void | |
45b2e22f | 939 | setupmenupos(struct Menu *menu, struct Monitor *mon) |
f8ffe0b2 | 940 | { |
941 | int width, height; | |
a7732690 | 942 | |
8902c43b | 943 | width = menu->w + config.border_pixels * 2; |
944 | height = menu->h + config.border_pixels * 2; | |
a7732690 | 945 | if (menu->parent == NULL) { /* if root menu, calculate in respect to cursor */ |
45b2e22f | 946 | if (pflag || (config.posx >= mon->x && mon->x + mon->w - config.posx >= width)) |
05cfe1a0 | 947 | menu->x = config.posx; |
948 | else if (config.posx > width) | |
949 | menu->x = config.posx - width; | |
8902c43b | 950 | |
45b2e22f | 951 | if (pflag || (config.posy >= mon->y && mon->y + mon->h - config.posy >= height)) |
05cfe1a0 | 952 | menu->y = config.posy; |
45b2e22f | 953 | else if (mon->y + mon->h > height) |
954 | menu->y = mon->y + mon->h - height; | |
a7732690 | 955 | } else { /* else, calculate in respect to parent menu */ |
237da982 | 956 | int parentwidth; |
957 | ||
958 | parentwidth = menu->parent->x + menu->parent->w + config.border_pixels + config.gap_pixels; | |
959 | ||
45b2e22f | 960 | if (mon->x + mon->w - parentwidth >= width) |
237da982 | 961 | menu->x = parentwidth; |
8902c43b | 962 | else if (menu->parent->x > menu->w + config.border_pixels + config.gap_pixels) |
963 | menu->x = menu->parent->x - menu->w - config.border_pixels - config.gap_pixels; | |
a7732690 | 964 | |
45b2e22f | 965 | if (mon->y + mon->h - (menu->caller->y + menu->parent->y) >= height) |
8455c369 | 966 | menu->y = menu->caller->y + menu->parent->y; |
45b2e22f | 967 | else if (mon->y + mon->h > height) |
968 | menu->y = mon->y + mon->h - height; | |
a7732690 | 969 | } |
f8ffe0b2 | 970 | } |
971 | ||
972 | /* recursivelly setup menu configuration and its pixmap */ | |
973 | static void | |
45b2e22f | 974 | setupmenu(struct Menu *menu, struct Monitor *mon) |
f8ffe0b2 | 975 | { |
8902c43b | 976 | char *title; |
f8ffe0b2 | 977 | struct Item *item; |
f8ffe0b2 | 978 | XWindowChanges changes; |
979 | XSizeHints sizeh; | |
3bec05ea | 980 | XTextProperty wintitle; |
f8ffe0b2 | 981 | |
982 | /* setup size and position of menus */ | |
523b3d5e | 983 | setupitems(menu, mon); |
45b2e22f | 984 | setupmenupos(menu, mon); |
a7732690 | 985 | |
986 | /* update menu geometry */ | |
987 | changes.height = menu->h; | |
f1583285 | 988 | changes.width = menu->w; |
a7732690 | 989 | changes.x = menu->x; |
990 | changes.y = menu->y; | |
45b2e22f | 991 | XConfigureWindow(dpy, menu->win, CWWidth | CWHeight | CWX | CWY, &changes); |
992 | ||
993 | if (firsttime) { | |
994 | /* set window title (used if wflag is on) */ | |
995 | if (menu->parent == NULL) { | |
996 | title = classh.res_name; | |
997 | } else if (menu->caller->output) { | |
998 | title = menu->caller->output; | |
999 | } else { | |
1000 | title = "\0"; | |
1001 | } | |
1002 | XStringListToTextProperty(&title, 1, &wintitle); | |
1003 | ||
1004 | /* set window manager hints */ | |
1005 | sizeh.flags = USPosition | PMaxSize | PMinSize; | |
1006 | sizeh.min_width = sizeh.max_width = menu->w; | |
1007 | sizeh.min_height = sizeh.max_height = menu->h; | |
1008 | XSetWMProperties(dpy, menu->win, &wintitle, NULL, NULL, 0, &sizeh, NULL, &classh); | |
1009 | ||
1010 | /* set WM protocols and ewmh window properties */ | |
1011 | XSetWMProtocols(dpy, menu->win, &wmdelete, 1); | |
1012 | XChangeProperty(dpy, menu->win, netatom[NetWMName], utf8string, 8, | |
1013 | PropModeReplace, (unsigned char *)title, strlen(title)); | |
1014 | XChangeProperty(dpy, menu->win, netatom[NetWMWindowType], XA_ATOM, 32, | |
1015 | PropModeReplace, | |
1016 | (unsigned char *)&netatom[NetWMWindowTypePopupMenu], 1); | |
3bec05ea | 1017 | } |
8902c43b | 1018 | |
a80fee22 | 1019 | /* calculate positions of submenus */ |
a7732690 | 1020 | for (item = menu->list; item != NULL; item = item->next) { |
1021 | if (item->submenu != NULL) | |
45b2e22f | 1022 | setupmenu(item->submenu, mon); |
a7732690 | 1023 | } |
1024 | } | |
1025 | ||
85003546 | 1026 | /* try to grab pointer, we may have to wait for another process to ungrab */ |
1027 | static void | |
1028 | grabpointer(void) | |
1029 | { | |
1030 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 }; | |
1031 | int i; | |
1032 | ||
1033 | for (i = 0; i < 1000; i++) { | |
1034 | if (XGrabPointer(dpy, rootwin, True, ButtonPressMask, | |
1035 | GrabModeAsync, GrabModeAsync, None, | |
1036 | None, CurrentTime) == GrabSuccess) | |
1037 | return; | |
1038 | nanosleep(&ts, NULL); | |
1039 | } | |
70f5db0f | 1040 | errx(1, "could not grab pointer"); |
85003546 | 1041 | } |
1042 | ||
1043 | /* try to grab keyboard, we may have to wait for another process to ungrab */ | |
1044 | static void | |
1045 | grabkeyboard(void) | |
1046 | { | |
1047 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 }; | |
1048 | int i; | |
1049 | ||
1050 | for (i = 0; i < 1000; i++) { | |
1051 | if (XGrabKeyboard(dpy, rootwin, True, GrabModeAsync, | |
1052 | GrabModeAsync, CurrentTime) == GrabSuccess) | |
1053 | return; | |
1054 | nanosleep(&ts, NULL); | |
1055 | } | |
8a7bfdf8 | 1056 | errx(1, "could not grab keyboard"); |
85003546 | 1057 | } |
1058 | ||
f472bfac | 1059 | /* try to grab focus, we may have to wait for another process to ungrab */ |
1060 | static void | |
1061 | grabfocus(Window win) | |
1062 | { | |
1063 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 }; | |
1064 | Window focuswin; | |
1065 | int i, revertwin; | |
1066 | ||
1067 | for (i = 0; i < 100; ++i) { | |
1068 | XGetInputFocus(dpy, &focuswin, &revertwin); | |
1069 | if (focuswin == win) | |
1070 | return; | |
1071 | XSetInputFocus(dpy, win, RevertToParent, CurrentTime); | |
1072 | nanosleep(&ts, NULL); | |
1073 | } | |
1074 | errx(1, "cannot grab focus"); | |
1075 | } | |
1076 | ||
6abae763 | 1077 | /* ungrab pointer and keyboard */ |
1078 | static void | |
1079 | ungrab(void) | |
1080 | { | |
1081 | XUngrabPointer(dpy, CurrentTime); | |
1082 | XUngrabKeyboard(dpy, CurrentTime); | |
1083 | } | |
1084 | ||
523b3d5e | 1085 | /* check if path is absolute or relative to current directory */ |
1086 | static int | |
1087 | isabsolute(const char *s) | |
1088 | { | |
1089 | return s[0] == '/' || (s[0] == '.' && (s[1] == '/' || (s[1] == '.' && s[2] == '/'))); | |
1090 | } | |
1091 | ||
3d853664 | 1092 | /* load and scale icon */ |
1093 | static Imlib_Image | |
1094 | loadicon(const char *file) | |
1095 | { | |
1096 | Imlib_Image icon; | |
ed1650a7 | 1097 | Imlib_Load_Error errcode; |
523b3d5e | 1098 | char path[PATH_MAX]; |
ed1650a7 | 1099 | const char *errstr; |
3d853664 | 1100 | int width; |
1101 | int height; | |
1102 | int imgsize; | |
523b3d5e | 1103 | int i; |
3d853664 | 1104 | |
f66f4c18 | 1105 | if (*file == '\0') { |
1106 | warnx("could not load icon (file name is blank)"); | |
1107 | return NULL; | |
523b3d5e | 1108 | } |
1109 | if (isabsolute(file)) | |
1110 | icon = imlib_load_image_with_error_return(file, &errcode); | |
1111 | else { | |
1112 | for (i = 0; i < niconpaths; i++) { | |
1113 | snprintf(path, sizeof(path), "%s/%s", iconpaths[i], file); | |
1114 | icon = imlib_load_image_with_error_return(path, &errcode); | |
1115 | if (icon != NULL || errcode != IMLIB_LOAD_ERROR_FILE_DOES_NOT_EXIST) { | |
1116 | break; | |
1117 | } | |
1118 | } | |
1119 | } | |
1120 | if (icon == NULL) { | |
ed1650a7 | 1121 | switch (errcode) { |
1122 | case IMLIB_LOAD_ERROR_FILE_DOES_NOT_EXIST: | |
1123 | errstr = "file does not exist"; | |
1124 | break; | |
1125 | case IMLIB_LOAD_ERROR_FILE_IS_DIRECTORY: | |
1126 | errstr = "file is directory"; | |
1127 | break; | |
1128 | case IMLIB_LOAD_ERROR_PERMISSION_DENIED_TO_READ: | |
1129 | case IMLIB_LOAD_ERROR_PERMISSION_DENIED_TO_WRITE: | |
1130 | errstr = "permission denied"; | |
1131 | break; | |
1132 | case IMLIB_LOAD_ERROR_NO_LOADER_FOR_FILE_FORMAT: | |
1133 | errstr = "unknown file format"; | |
1134 | break; | |
1135 | case IMLIB_LOAD_ERROR_PATH_TOO_LONG: | |
1136 | errstr = "path too long"; | |
1137 | break; | |
1138 | case IMLIB_LOAD_ERROR_PATH_COMPONENT_NON_EXISTANT: | |
1139 | case IMLIB_LOAD_ERROR_PATH_COMPONENT_NOT_DIRECTORY: | |
1140 | case IMLIB_LOAD_ERROR_PATH_POINTS_OUTSIDE_ADDRESS_SPACE: | |
1141 | errstr = "improper path"; | |
1142 | break; | |
1143 | case IMLIB_LOAD_ERROR_TOO_MANY_SYMBOLIC_LINKS: | |
1144 | errstr = "too many symbolic links"; | |
1145 | break; | |
1146 | case IMLIB_LOAD_ERROR_OUT_OF_MEMORY: | |
1147 | errstr = "out of memory"; | |
1148 | break; | |
1149 | case IMLIB_LOAD_ERROR_OUT_OF_FILE_DESCRIPTORS: | |
1150 | errstr = "out of file descriptors"; | |
1151 | break; | |
1152 | default: | |
1153 | errstr = "unknown error"; | |
1154 | break; | |
1155 | } | |
f66f4c18 | 1156 | warnx("could not load icon (%s): %s", errstr, file); |
1157 | return NULL; | |
ed1650a7 | 1158 | } |
3d853664 | 1159 | |
1160 | imlib_context_set_image(icon); | |
1161 | ||
1162 | width = imlib_image_get_width(); | |
1163 | height = imlib_image_get_height(); | |
523b3d5e | 1164 | imgsize = min(width, height); |
3d853664 | 1165 | |
1166 | icon = imlib_create_cropped_scaled_image(0, 0, imgsize, imgsize, | |
1167 | config.iconsize, | |
1168 | config.iconsize); | |
1169 | ||
1170 | return icon; | |
1171 | } | |
1172 | ||
1173 | /* draw pixmap for the selected and unselected version of each item on menu */ | |
1174 | static void | |
1175 | drawitems(struct Menu *menu) | |
1176 | { | |
27c03246 | 1177 | XftDraw *dsel, *dunsel; |
3d853664 | 1178 | struct Item *item; |
27c03246 | 1179 | int textx; |
1180 | int x, y; | |
3d853664 | 1181 | |
1182 | for (item = menu->list; item != NULL; item = item->next) { | |
523b3d5e | 1183 | item->unsel = XCreatePixmap(dpy, menu->win, menu->w, item->h, depth); |
3d853664 | 1184 | |
1185 | XSetForeground(dpy, dc.gc, dc.normal[ColorBG].pixel); | |
1186 | XFillRectangle(dpy, item->unsel, dc.gc, 0, 0, menu->w, item->h); | |
1187 | ||
1188 | if (item->label == NULL) { /* item is separator */ | |
523b3d5e | 1189 | y = item->h / 2; |
3d853664 | 1190 | XSetForeground(dpy, dc.gc, dc.separator.pixel); |
1191 | XDrawLine(dpy, item->unsel, dc.gc, config.horzpadding, y, | |
1192 | menu->w - config.horzpadding, y); | |
1193 | ||
1194 | item->sel = item->unsel; | |
1195 | } else { | |
523b3d5e | 1196 | item->sel = XCreatePixmap(dpy, menu->win, menu->w, item->h, depth); |
3d853664 | 1197 | XSetForeground(dpy, dc.gc, dc.selected[ColorBG].pixel); |
1198 | XFillRectangle(dpy, item->sel, dc.gc, 0, 0, menu->w, item->h); | |
1199 | ||
1200 | /* draw text */ | |
27c03246 | 1201 | textx = config.horzpadding; |
1202 | textx += (iflag || !menu->hasicon) ? 0 : config.horzpadding + config.iconsize; | |
1203 | switch (config.alignment) { | |
1204 | case CenterAlignment: | |
1205 | textx += (menu->maxtextw - item->textw) / 2; | |
1206 | break; | |
1207 | case RightAlignment: | |
1208 | textx += menu->maxtextw - item->textw; | |
1209 | break; | |
1210 | default: | |
1211 | break; | |
1212 | } | |
3d853664 | 1213 | dsel = XftDrawCreate(dpy, item->sel, visual, colormap); |
1214 | dunsel = XftDrawCreate(dpy, item->unsel, visual, colormap); | |
1215 | XSetForeground(dpy, dc.gc, dc.selected[ColorFG].pixel); | |
27c03246 | 1216 | drawtext(dsel, &dc.selected[ColorFG], textx, 0, item->h, item->label); |
3d853664 | 1217 | XSetForeground(dpy, dc.gc, dc.normal[ColorFG].pixel); |
27c03246 | 1218 | drawtext(dunsel, &dc.normal[ColorFG], textx, 0, item->h, item->label); |
3d853664 | 1219 | XftDrawDestroy(dsel); |
1220 | XftDrawDestroy(dunsel); | |
1221 | ||
1222 | /* draw triangle */ | |
1223 | if (item->submenu != NULL) { | |
1224 | x = menu->w - config.triangle_width - config.horzpadding; | |
1225 | y = (item->h - config.triangle_height + 1) / 2; | |
1226 | ||
1227 | XPoint triangle[] = { | |
1228 | {x, y}, | |
1229 | {x + config.triangle_width, y + config.triangle_height/2}, | |
1230 | {x, y + config.triangle_height}, | |
1231 | {x, y} | |
1232 | }; | |
1233 | ||
1234 | XSetForeground(dpy, dc.gc, dc.selected[ColorFG].pixel); | |
1235 | XFillPolygon(dpy, item->sel, dc.gc, triangle, LEN(triangle), | |
1236 | Convex, CoordModeOrigin); | |
1237 | XSetForeground(dpy, dc.gc, dc.normal[ColorFG].pixel); | |
1238 | XFillPolygon(dpy, item->unsel, dc.gc, triangle, LEN(triangle), | |
1239 | Convex, CoordModeOrigin); | |
1240 | } | |
1241 | ||
d3c21312 | 1242 | /* try to load icon */ |
1243 | if (item->file && !iflag) { | |
3d853664 | 1244 | item->icon = loadicon(item->file); |
d3c21312 | 1245 | free(item->file); |
1246 | } | |
3d853664 | 1247 | |
d3c21312 | 1248 | /* draw icon if properly loaded */ |
f66f4c18 | 1249 | if (item->icon) { |
3d853664 | 1250 | imlib_context_set_image(item->icon); |
237da982 | 1251 | imlib_context_set_drawable(item->sel); |
3d853664 | 1252 | imlib_render_image_on_drawable(config.horzpadding, config.iconpadding); |
1253 | imlib_context_set_drawable(item->unsel); | |
1254 | imlib_render_image_on_drawable(config.horzpadding, config.iconpadding); | |
d3c21312 | 1255 | imlib_context_set_image(item->icon); |
1256 | imlib_free_image(); | |
3d853664 | 1257 | } |
1258 | } | |
1259 | } | |
1260 | } | |
1261 | ||
1262 | /* copy pixmaps of items of the current menu and of its ancestors into menu window */ | |
1263 | static void | |
1264 | drawmenus(struct Menu *currmenu) | |
1265 | { | |
1266 | struct Menu *menu; | |
1267 | struct Item *item; | |
523b3d5e | 1268 | int y0, y; |
1269 | int maxh; | |
3d853664 | 1270 | |
1271 | for (menu = currmenu; menu != NULL; menu = menu->parent) { | |
1272 | if (!menu->drawn) { | |
1273 | drawitems(menu); | |
1274 | menu->drawn = 1; | |
1275 | } | |
523b3d5e | 1276 | if (menu->overflow && menu->selected != NULL) { |
1277 | maxh = menu->h - config.height_pixels * 2; | |
1278 | while (menu->first->next != NULL && | |
1279 | menu->selected->y >= menu->first->y + maxh) { | |
1280 | menu->first = menu->first->next; | |
1281 | } | |
1282 | while (menu->first->prev != NULL && | |
1283 | menu->selected->y < menu->first->y) { | |
1284 | menu->first = menu->first->prev; | |
1285 | } | |
1286 | } | |
1287 | y = menu->first->y; | |
1288 | y0 = menu->overflow ? config.height_pixels : 0; | |
1289 | for (item = menu->first; item != NULL; item = item->next) { | |
1290 | if (menu->overflow && item->y - y + item->h > menu->h - config.height_pixels * 2) | |
1291 | break; | |
1292 | if (item == menu->selected) { | |
1293 | XCopyArea(dpy, item->sel, menu->win, dc.gc, 0, 0, menu->w, item->h, 0, y0 + item->y - y); | |
1294 | } else { | |
1295 | XCopyArea(dpy, item->unsel, menu->win, dc.gc, 0, 0, menu->w, item->h, 0, y0 + item->y - y); | |
1296 | } | |
3d853664 | 1297 | } |
1298 | } | |
1299 | } | |
1300 | ||
45b2e22f | 1301 | /* unmap current menu and its parents */ |
a7732690 | 1302 | static void |
45b2e22f | 1303 | unmapmenu(struct Menu *currmenu) |
1304 | { | |
1305 | struct Menu *menu; | |
1306 | ||
1307 | for (menu = currmenu; menu != NULL; menu = menu->parent) { | |
1308 | menu->selected = NULL; | |
1309 | XUnmapWindow(dpy, menu->win); | |
1310 | } | |
1311 | } | |
1312 | ||
1313 | /* umap previous menus and map current menu and its parents */ | |
1314 | static struct Menu * | |
1315 | mapmenu(struct Menu *currmenu, struct Menu *prevmenu, struct Monitor *mon) | |
a7732690 | 1316 | { |
d8a7caf2 | 1317 | struct Menu *menu, *menu_; |
d8a7caf2 | 1318 | struct Menu *lcamenu; /* lowest common ancestor menu */ |
523b3d5e | 1319 | int minlevel; /* level of the closest to root menu */ |
1320 | int maxlevel; /* level of the closest to root menu */ | |
a7732690 | 1321 | |
257e42cc | 1322 | /* do not remap current menu if it wasn't updated*/ |
1323 | if (prevmenu == currmenu) | |
45b2e22f | 1324 | goto done; |
a7732690 | 1325 | |
257e42cc | 1326 | /* if this is the first time mapping, skip calculations */ |
1327 | if (prevmenu == NULL) { | |
fd530f3f | 1328 | XMapWindow(dpy, currmenu->win); |
45b2e22f | 1329 | goto done; |
27443900 | 1330 | } |
1331 | ||
d8a7caf2 | 1332 | /* find lowest common ancestor menu */ |
523b3d5e | 1333 | minlevel = min(currmenu->level, prevmenu->level); |
1334 | maxlevel = max(currmenu->level, prevmenu->level); | |
257e42cc | 1335 | if (currmenu->level == maxlevel) { |
27443900 | 1336 | menu = currmenu; |
257e42cc | 1337 | menu_ = prevmenu; |
1338 | } else { | |
1339 | menu = prevmenu; | |
1340 | menu_ = currmenu; | |
27443900 | 1341 | } |
1342 | while (menu->level > minlevel) | |
1343 | menu = menu->parent; | |
1344 | while (menu != menu_) { | |
1345 | menu = menu->parent; | |
1346 | menu_ = menu_->parent; | |
d8a7caf2 | 1347 | } |
27443900 | 1348 | lcamenu = menu; |
d8a7caf2 | 1349 | |
873c080c | 1350 | /* unmap menus from currmenu (inclusive) until lcamenu (exclusive) */ |
257e42cc | 1351 | for (menu = prevmenu; menu != lcamenu; menu = menu->parent) { |
8455c369 | 1352 | menu->selected = NULL; |
a7732690 | 1353 | XUnmapWindow(dpy, menu->win); |
1354 | } | |
1355 | ||
873c080c | 1356 | /* map menus from currmenu (inclusive) until lcamenu (exclusive) */ |
d8a7caf2 | 1357 | for (menu = currmenu; menu != lcamenu; menu = menu->parent) { |
3bec05ea | 1358 | if (wflag) { |
45b2e22f | 1359 | setupmenupos(menu, mon); |
3bec05ea | 1360 | XMoveWindow(dpy, menu->win, menu->x, menu->y); |
1361 | } | |
a7732690 | 1362 | XMapWindow(dpy, menu->win); |
fd530f3f | 1363 | } |
257e42cc | 1364 | |
f472bfac | 1365 | grabfocus(currmenu->win); |
45b2e22f | 1366 | done: |
1367 | return currmenu; | |
fd530f3f | 1368 | } |
1369 | ||
8902c43b | 1370 | /* get menu of given window */ |
1371 | static struct Menu * | |
1372 | getmenu(struct Menu *currmenu, Window win) | |
1373 | { | |
1374 | struct Menu *menu; | |
1375 | ||
1376 | for (menu = currmenu; menu != NULL; menu = menu->parent) | |
1377 | if (menu->win == win) | |
1378 | return menu; | |
1379 | ||
1380 | return NULL; | |
1381 | } | |
1382 | ||
523b3d5e | 1383 | /* get in *ret the item in given menu and position; return 1 if position is on a scroll triangle */ |
1384 | static int | |
1385 | getitem(struct Menu *menu, struct Item **ret, int y) | |
8902c43b | 1386 | { |
1387 | struct Item *item; | |
523b3d5e | 1388 | int y0; |
8902c43b | 1389 | |
523b3d5e | 1390 | *ret = NULL; |
8902c43b | 1391 | if (menu == NULL) |
523b3d5e | 1392 | return 0; |
1393 | if (menu->overflow) { | |
1394 | if (y < config.height_pixels) { | |
1395 | *ret = menu->first->prev; | |
1396 | return 1; | |
1397 | } else if (y > menu->h - config.height_pixels) { | |
1398 | y0 = menu->overflow ? config.height_pixels : 0; | |
1399 | y = menu->h - y0 + menu->first->y; | |
1400 | for (item = menu->first; item != NULL; item = item->next) | |
1401 | if (y >= item->y && y <= item->y + item->h) | |
1402 | break; | |
1403 | if (item != NULL) | |
1404 | *ret = menu->first->next; | |
1405 | return 1; | |
1406 | } | |
1407 | } | |
1408 | y0 = menu->overflow ? config.height_pixels : 0; | |
1409 | y -= y0 - menu->first->y; | |
1410 | for (item = menu->first; item != NULL; item = item->next) { | |
1411 | if (y >= item->y && y <= item->y + item->h) { | |
1412 | *ret = item; | |
1413 | break; | |
1414 | } | |
1415 | } | |
1416 | return 0; | |
8902c43b | 1417 | } |
1418 | ||
858338d9 | 1419 | /* cycle through the items; non-zero direction is next, zero is prev */ |
1420 | static struct Item * | |
257e42cc | 1421 | itemcycle(struct Menu *currmenu, int direction) |
858338d9 | 1422 | { |
006c94ce | 1423 | struct Item *item = NULL; |
858338d9 | 1424 | struct Item *lastitem; |
1425 | ||
006c94ce | 1426 | for (lastitem = currmenu->list; lastitem && lastitem->next; lastitem = lastitem->next) |
1427 | ; | |
858338d9 | 1428 | |
006c94ce | 1429 | /* select item (either separator or labeled item) in given direction */ |
1430 | switch (direction) { | |
1431 | case ITEMNEXT: | |
858338d9 | 1432 | if (currmenu->selected == NULL) |
1433 | item = currmenu->list; | |
1434 | else if (currmenu->selected->next != NULL) | |
1435 | item = currmenu->selected->next; | |
006c94ce | 1436 | break; |
1437 | case ITEMPREV: | |
858338d9 | 1438 | if (currmenu->selected == NULL) |
1439 | item = lastitem; | |
1440 | else if (currmenu->selected->prev != NULL) | |
1441 | item = currmenu->selected->prev; | |
006c94ce | 1442 | break; |
1443 | case ITEMFIRST: | |
1444 | item = currmenu->list; | |
1445 | break; | |
1446 | case ITEMLAST: | |
1447 | item = lastitem; | |
1448 | break; | |
1449 | } | |
858338d9 | 1450 | |
006c94ce | 1451 | /* |
1452 | * the selected item can be a separator | |
1453 | * let's select the closest labeled item (ie., one that isn't a separator) | |
1454 | */ | |
1455 | switch (direction) { | |
1456 | case ITEMNEXT: | |
1457 | case ITEMFIRST: | |
1458 | while (item != NULL && item->label == NULL) | |
1459 | item = item->next; | |
1460 | if (item == NULL) | |
1461 | item = currmenu->list; | |
1462 | break; | |
1463 | case ITEMPREV: | |
1464 | case ITEMLAST: | |
858338d9 | 1465 | while (item != NULL && item->label == NULL) |
1466 | item = item->prev; | |
858338d9 | 1467 | if (item == NULL) |
1468 | item = lastitem; | |
006c94ce | 1469 | break; |
858338d9 | 1470 | } |
1471 | ||
1472 | return item; | |
1473 | } | |
1474 | ||
60ddf397 | 1475 | /* check if button is used to scroll */ |
1476 | static int | |
1477 | isscrollbutton(unsigned int button) | |
1478 | { | |
1479 | if (button == Button4 || button == Button5) | |
1480 | return 1; | |
1481 | return 0; | |
1482 | } | |
1483 | ||
1146fd81 | 1484 | /* check if button is used to open a item on click */ |
1485 | static int | |
1486 | isclickbutton(unsigned int button) | |
1487 | { | |
60ddf397 | 1488 | if (button == Button1 || button == Button2) |
1146fd81 | 1489 | return 1; |
1490 | if (!rflag && button == Button3) | |
1491 | return 1; | |
1492 | return 0; | |
1493 | } | |
1494 | ||
60ddf397 | 1495 | /* warp pointer to center of selected item */ |
1496 | static void | |
1497 | warppointer(struct Menu *menu, struct Item *item) | |
1498 | { | |
1499 | if (menu == NULL || item == NULL) | |
1500 | return; | |
1501 | if (menu->selected) { | |
1502 | XWarpPointer(dpy, None, menu->win, 0, 0, 0, 0, menu->w / 2, item->y + item->h / 2); | |
1503 | } | |
1504 | } | |
1505 | ||
b33886d7 | 1506 | /* append buf into text */ |
1507 | static int | |
1508 | append(char *text, char *buf, size_t textsize, size_t buflen) | |
1509 | { | |
1510 | size_t textlen; | |
1511 | ||
1512 | textlen = strlen(text); | |
1513 | if (iscntrl(*buf)) | |
1514 | return 0; | |
1515 | if (textlen + buflen > textsize - 1) | |
1516 | return 0; | |
1517 | if (buflen < 1) | |
1518 | return 0; | |
1519 | memcpy(text + textlen, buf, buflen); | |
1520 | text[textlen + buflen] = '\0'; | |
1521 | return 1; | |
1522 | } | |
1523 | ||
693735f7 | 1524 | /* get item in menu matching text from given direction (or from beginning, if dir = 0) */ |
b33886d7 | 1525 | static struct Item * |
693735f7 | 1526 | matchitem(struct Menu *menu, char *text, int dir) |
b33886d7 | 1527 | { |
693735f7 | 1528 | struct Item *item, *lastitem; |
b33886d7 | 1529 | char *s; |
1530 | size_t textlen; | |
1531 | ||
693735f7 | 1532 | for (lastitem = menu->list; lastitem && lastitem->next; lastitem = lastitem->next) |
1533 | ; | |
b33886d7 | 1534 | textlen = strlen(text); |
693735f7 | 1535 | if (dir < 0) { |
1536 | if (menu->selected && menu->selected->prev) | |
1537 | item = menu->selected->prev; | |
1538 | else | |
1539 | item = lastitem; | |
1540 | } else if (dir > 0) { | |
1541 | if (menu->selected && menu->selected->next) | |
1542 | item = menu->selected->next; | |
1543 | else | |
1544 | item = menu->list; | |
1545 | } else { | |
1546 | item = menu->list; | |
1547 | } | |
1548 | /* find next item from selected item */ | |
1549 | for ( ; item; item = (dir < 0) ? item->prev : item->next) | |
b33886d7 | 1550 | for (s = item->label; s && *s; s++) |
1551 | if (strncasecmp(s, text, textlen) == 0) | |
1552 | return item; | |
693735f7 | 1553 | /* if not found, try to find from the beginning/end of list */ |
1554 | if (dir > 0) { | |
1555 | for (item = menu->list ; item; item = item->next) { | |
1556 | for (s = item->label; s && *s; s++) { | |
1557 | if (strncasecmp(s, text, textlen) == 0) { | |
1558 | return item; | |
1559 | } | |
1560 | } | |
1561 | } | |
1562 | } else { | |
1563 | for (item = lastitem ; item; item = item->prev) { | |
1564 | for (s = item->label; s && *s; s++) { | |
1565 | if (strncasecmp(s, text, textlen) == 0) { | |
1566 | return item; | |
1567 | } | |
1568 | } | |
1569 | } | |
1570 | } | |
b33886d7 | 1571 | return NULL; |
1572 | } | |
1573 | ||
8239f1f1 | 1574 | /* check keysyms defined on config.h */ |
1575 | static KeySym | |
1576 | normalizeksym(KeySym ksym) | |
1577 | { | |
1578 | if (ksym == KSYMFIRST) | |
1579 | return XK_Home; | |
1580 | if (ksym == KSYMLAST) | |
1581 | return XK_End; | |
1582 | if (ksym == KSYMUP) | |
1583 | return XK_Up; | |
1584 | if (ksym == KSYMDOWN) | |
1585 | return XK_Down; | |
1586 | if (ksym == KSYMLEFT) | |
1587 | return XK_Left; | |
1588 | if (ksym == KSYMRIGHT) | |
1589 | return XK_Right; | |
1590 | return ksym; | |
1591 | } | |
1592 | ||
a7732690 | 1593 | /* run event loop */ |
1594 | static void | |
45b2e22f | 1595 | run(struct Menu *currmenu, struct Monitor *mon) |
a7732690 | 1596 | { |
b33886d7 | 1597 | char text[BUFSIZ]; |
1598 | char buf[32]; | |
45b2e22f | 1599 | struct Menu *menu, *prevmenu; |
a7732690 | 1600 | struct Item *item; |
1601 | struct Item *previtem = NULL; | |
b33886d7 | 1602 | struct Item *lastitem, *select; |
858338d9 | 1603 | KeySym ksym; |
b33886d7 | 1604 | Status status; |
a7732690 | 1605 | XEvent ev; |
60ddf397 | 1606 | int warped = 0; |
6bbc0e45 | 1607 | int action; |
b33886d7 | 1608 | int len; |
8239f1f1 | 1609 | int i; |
a7732690 | 1610 | |
b33886d7 | 1611 | text[0] = '\0'; |
45b2e22f | 1612 | prevmenu = currmenu; |
a7732690 | 1613 | while (!XNextEvent(dpy, &ev)) { |
b33886d7 | 1614 | if (XFilterEvent(&ev, None)) |
1615 | continue; | |
6bbc0e45 | 1616 | action = ACTION_NOP; |
a7732690 | 1617 | switch(ev.type) { |
1618 | case Expose: | |
858338d9 | 1619 | if (ev.xexpose.count == 0) |
6bbc0e45 | 1620 | action = ACTION_DRAW; |
a7732690 | 1621 | break; |
1622 | case MotionNotify: | |
60ddf397 | 1623 | if (!warped) { |
1624 | menu = getmenu(currmenu, ev.xbutton.window); | |
523b3d5e | 1625 | if (getitem(menu, &item, ev.xbutton.y)) |
1626 | break; | |
60ddf397 | 1627 | if (menu == NULL || item == NULL || previtem == item) |
1628 | break; | |
1629 | previtem = item; | |
1630 | select = menu->selected = item; | |
1631 | if (item->submenu != NULL) { | |
1632 | currmenu = item->submenu; | |
1633 | select = NULL; | |
1634 | } else { | |
1635 | currmenu = menu; | |
1636 | } | |
1637 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_MAP | ACTION_DRAW; | |
a7732690 | 1638 | } |
60ddf397 | 1639 | warped = 0; |
a7732690 | 1640 | break; |
1641 | case ButtonRelease: | |
60ddf397 | 1642 | if (isscrollbutton(ev.xbutton.button)) { |
1643 | if (ev.xbutton.button == Button4) | |
1644 | select = itemcycle(currmenu, ITEMPREV); | |
1645 | else | |
1646 | select = itemcycle(currmenu, ITEMNEXT); | |
1647 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW | ACTION_WARP; | |
1648 | } else if (isclickbutton(ev.xbutton.button)) { | |
1649 | menu = getmenu(currmenu, ev.xbutton.window); | |
523b3d5e | 1650 | if (getitem(menu, &item, ev.xbutton.y) && item != NULL) { |
1651 | select = NULL; | |
1652 | menu->first = item; | |
1653 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_MAP | ACTION_DRAW; | |
1654 | break; | |
1655 | } | |
60ddf397 | 1656 | if (menu == NULL || item == NULL) |
1657 | break; | |
b33886d7 | 1658 | enteritem: |
60ddf397 | 1659 | if (item->label == NULL) |
1660 | break; /* ignore separators */ | |
1661 | if (item->submenu != NULL) { | |
1662 | currmenu = item->submenu; | |
1663 | } else { | |
1664 | printf("%s\n", item->output); | |
45b2e22f | 1665 | goto done; |
60ddf397 | 1666 | } |
1667 | select = currmenu->list; | |
1668 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_MAP | ACTION_DRAW; | |
1669 | if (ev.xbutton.button == Button2) { | |
1670 | action |= ACTION_WARP; | |
1671 | } | |
a7732690 | 1672 | } |
fd530f3f | 1673 | break; |
858338d9 | 1674 | case ButtonPress: |
257e42cc | 1675 | menu = getmenu(currmenu, ev.xbutton.window); |
0c1a7864 | 1676 | if (menu == NULL) |
45b2e22f | 1677 | goto done; |
858338d9 | 1678 | break; |
1679 | case KeyPress: | |
b33886d7 | 1680 | len = XmbLookupString(currmenu->xic, &ev.xkey, buf, sizeof buf, &ksym, &status); |
1681 | switch(status) { | |
1682 | default: /* XLookupNone, XBufferOverflow */ | |
1683 | continue; | |
1684 | case XLookupChars: | |
1685 | goto append; | |
1686 | case XLookupKeySym: /* FALLTHROUGH */ | |
1687 | case XLookupBoth: | |
1688 | break; | |
1689 | } | |
858338d9 | 1690 | |
0c1a7864 | 1691 | /* esc closes xmenu when current menu is the root menu */ |
257e42cc | 1692 | if (ksym == XK_Escape && currmenu->parent == NULL) |
45b2e22f | 1693 | goto done; |
858338d9 | 1694 | |
1695 | /* Shift-Tab = ISO_Left_Tab */ | |
1696 | if (ksym == XK_Tab && (ev.xkey.state & ShiftMask)) | |
1697 | ksym = XK_ISO_Left_Tab; | |
1698 | ||
1699 | /* cycle through menu */ | |
06d6acdb | 1700 | select = NULL; |
8239f1f1 | 1701 | ksym = normalizeksym(ksym); |
1702 | switch (ksym) { | |
1703 | case XK_Home: | |
06d6acdb | 1704 | select = itemcycle(currmenu, ITEMFIRST); |
0129fde4 | 1705 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1706 | break; |
1707 | case XK_End: | |
06d6acdb | 1708 | select = itemcycle(currmenu, ITEMLAST); |
0129fde4 | 1709 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1710 | break; |
1711 | case XK_ISO_Left_Tab: | |
693735f7 | 1712 | if (*text) { |
06d6acdb | 1713 | select = matchitem(currmenu, text, -1); |
e14d88b0 | 1714 | action = ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1715 | break; |
693735f7 | 1716 | } |
8239f1f1 | 1717 | /* FALLTHROUGH */ |
1718 | case XK_Up: | |
06d6acdb | 1719 | select = itemcycle(currmenu, ITEMPREV); |
0129fde4 | 1720 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1721 | break; |
1722 | case XK_Tab: | |
693735f7 | 1723 | if (*text) { |
06d6acdb | 1724 | select = matchitem(currmenu, text, 1); |
e14d88b0 | 1725 | action = ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1726 | break; |
693735f7 | 1727 | } |
8239f1f1 | 1728 | /* FALLTHROUGH */ |
1729 | case XK_Down: | |
06d6acdb | 1730 | select = itemcycle(currmenu, ITEMNEXT); |
0129fde4 | 1731 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1732 | break; |
1733 | 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 | 1734 | item = itemcycle(currmenu, ITEMFIRST); |
c2959cf4 | 1735 | lastitem = itemcycle(currmenu, ITEMLAST); |
1736 | for (int i = ksym - XK_1; i > 0 && item != lastitem; i--) { | |
02511d09 R |
1737 | currmenu->selected = item; |
1738 | item = itemcycle(currmenu, ITEMNEXT); | |
02511d09 | 1739 | } |
06d6acdb | 1740 | select = item; |
0129fde4 | 1741 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1742 | break; |
1743 | case XK_Return: case XK_Right: | |
1744 | if (currmenu->selected) { | |
1745 | item = currmenu->selected; | |
1746 | goto enteritem; | |
1747 | } | |
1748 | break; | |
1749 | case XK_Escape: case XK_Left: | |
1750 | if (currmenu->parent) { | |
06d6acdb | 1751 | select = currmenu->parent->selected; |
8239f1f1 | 1752 | currmenu = currmenu->parent; |
06d6acdb | 1753 | action = ACTION_CLEAR | ACTION_MAP | ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1754 | } |
1755 | break; | |
1756 | case XK_BackSpace: case XK_Clear: case XK_Delete: | |
0129fde4 | 1757 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
693735f7 | 1758 | break; |
8239f1f1 | 1759 | default: |
b33886d7 | 1760 | append: |
0129fde4 | 1761 | if (*buf == '\0' || iscntrl(*buf)) |
1762 | break; | |
8239f1f1 | 1763 | for (i = 0; i < 2; i++) { |
1764 | append(text, buf, sizeof text, len); | |
06d6acdb | 1765 | if ((select = matchitem(currmenu, text, 0))) |
8239f1f1 | 1766 | break; |
1767 | text[0] = '\0'; | |
b33886d7 | 1768 | } |
289de21f | 1769 | action = ACTION_SELECT | ACTION_DRAW; |
8239f1f1 | 1770 | break; |
b33886d7 | 1771 | } |
a7732690 | 1772 | break; |
f15fc339 | 1773 | case LeaveNotify: |
fd530f3f | 1774 | previtem = NULL; |
b33886d7 | 1775 | select = NULL; |
693735f7 | 1776 | action = ACTION_CLEAR | ACTION_SELECT | ACTION_DRAW; |
f15fc339 | 1777 | break; |
3bec05ea | 1778 | case ConfigureNotify: |
1779 | menu = getmenu(currmenu, ev.xconfigure.window); | |
1780 | if (menu == NULL) | |
1781 | break; | |
1782 | menu->x = ev.xconfigure.x; | |
1783 | menu->y = ev.xconfigure.y; | |
1784 | break; | |
1785 | case ClientMessage: | |
523b3d5e | 1786 | if ((unsigned long)ev.xclient.data.l[0] != wmdelete) |
8902c43b | 1787 | break; |
3bec05ea | 1788 | /* user closed window */ |
1789 | menu = getmenu(currmenu, ev.xclient.window); | |
1790 | if (menu->parent == NULL) | |
45b2e22f | 1791 | goto done; /* closing the root menu closes the program */ |
3bec05ea | 1792 | currmenu = menu->parent; |
6bbc0e45 | 1793 | action = ACTION_MAP; |
3bec05ea | 1794 | break; |
a7732690 | 1795 | } |
693735f7 | 1796 | if (action & ACTION_CLEAR) |
b33886d7 | 1797 | text[0] = '\0'; |
693735f7 | 1798 | if (action & ACTION_SELECT) |
1799 | currmenu->selected = select; | |
6bbc0e45 | 1800 | if (action & ACTION_MAP) |
45b2e22f | 1801 | prevmenu = mapmenu(currmenu, prevmenu, mon); |
6bbc0e45 | 1802 | if (action & ACTION_DRAW) |
1803 | drawmenus(currmenu); | |
60ddf397 | 1804 | if (action & ACTION_WARP) { |
1805 | warppointer(currmenu, select); | |
1806 | warped = 1; | |
1807 | } | |
a7732690 | 1808 | } |
45b2e22f | 1809 | done: |
1810 | unmapmenu(currmenu); | |
1811 | ungrab(); | |
a7732690 | 1812 | } |
1813 | ||
fd530f3f | 1814 | /* recursivelly free pixmaps and destroy windows */ |
f15fc339 | 1815 | static void |
8902c43b | 1816 | cleanmenu(struct Menu *menu) |
f15fc339 | 1817 | { |
1818 | struct Item *item; | |
ec4ed1ac | 1819 | struct Item *tmp; |
f15fc339 | 1820 | |
ec4ed1ac | 1821 | item = menu->list; |
1822 | while (item != NULL) { | |
f15fc339 | 1823 | if (item->submenu != NULL) |
8902c43b | 1824 | cleanmenu(item->submenu); |
ec4ed1ac | 1825 | tmp = item; |
3d853664 | 1826 | if (menu->drawn) { |
1827 | XFreePixmap(dpy, item->unsel); | |
1828 | if (tmp->label != NULL) | |
1829 | XFreePixmap(dpy, item->sel); | |
1830 | } | |
15dfafdf | 1831 | if (tmp->label != tmp->output) |
1832 | free(tmp->label); | |
6b5123e7 | 1833 | free(tmp->output); |
33376f54 | 1834 | item = item->next; |
ec4ed1ac | 1835 | free(tmp); |
1836 | } | |
f15fc339 | 1837 | |
f15fc339 | 1838 | XDestroyWindow(dpy, menu->win); |
ec4ed1ac | 1839 | free(menu); |
f15fc339 | 1840 | } |
1841 | ||
6abae763 | 1842 | /* cleanup draw context */ |
a7732690 | 1843 | static void |
6abae763 | 1844 | cleandc(void) |
a7732690 | 1845 | { |
7539247b | 1846 | size_t i; |
1847 | ||
dbeb9940 | 1848 | XftColorFree(dpy, visual, colormap, &dc.normal[ColorBG]); |
1849 | XftColorFree(dpy, visual, colormap, &dc.normal[ColorFG]); | |
1850 | XftColorFree(dpy, visual, colormap, &dc.selected[ColorBG]); | |
1851 | XftColorFree(dpy, visual, colormap, &dc.selected[ColorFG]); | |
fd530f3f | 1852 | XftColorFree(dpy, visual, colormap, &dc.separator); |
1853 | XftColorFree(dpy, visual, colormap, &dc.border); | |
7539247b | 1854 | for (i = 0; i < dc.nfonts; i++) |
1855 | XftFontClose(dpy, dc.fonts[i]); | |
f15fc339 | 1856 | XFreeGC(dpy, dc.gc); |
a7732690 | 1857 | } |
1858 | ||
73a2a23d | 1859 | /* xmenu: generate menu from stdin and print selected entry to stdout */ |
1860 | int | |
1861 | main(int argc, char *argv[]) | |
a7732690 | 1862 | { |
45b2e22f | 1863 | struct Monitor mon; |
73a2a23d | 1864 | struct Menu *rootmenu; |
45b2e22f | 1865 | XEvent ev; |
73a2a23d | 1866 | |
1867 | /* open connection to server and set X variables */ | |
f472bfac | 1868 | if (!setlocale(LC_CTYPE, "") || !XSupportsLocale()) |
1869 | warnx("warning: no locale support"); | |
73a2a23d | 1870 | if ((dpy = XOpenDisplay(NULL)) == NULL) |
1871 | errx(1, "could not open display"); | |
1872 | screen = DefaultScreen(dpy); | |
1873 | visual = DefaultVisual(dpy, screen); | |
1874 | rootwin = RootWindow(dpy, screen); | |
1875 | colormap = DefaultColormap(dpy, screen); | |
523b3d5e | 1876 | depth = DefaultDepth(dpy, screen); |
6abae763 | 1877 | XrmInitialize(); |
1878 | if ((xrm = XResourceManagerString(dpy)) != NULL) | |
1879 | xdb = XrmGetStringDatabase(xrm); | |
f472bfac | 1880 | if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) |
1881 | errx(1, "XOpenIM: could not open input device"); | |
6abae763 | 1882 | |
78fb523f | 1883 | /* process configuration and window class */ |
6abae763 | 1884 | getresources(); |
45b2e22f | 1885 | getoptions(argc, argv); |
73a2a23d | 1886 | |
1887 | /* imlib2 stuff */ | |
1888 | if (!iflag) { | |
1889 | imlib_set_cache_size(2048 * 1024); | |
1890 | imlib_context_set_dither(1); | |
1891 | imlib_context_set_display(dpy); | |
1892 | imlib_context_set_visual(visual); | |
1893 | imlib_context_set_colormap(colormap); | |
1894 | } | |
1895 | ||
1896 | /* initializers */ | |
73a2a23d | 1897 | initdc(); |
1898 | initiconsize(); | |
1899 | initatoms(); | |
1900 | ||
45b2e22f | 1901 | /* if running in root mode, get button presses from root window */ |
1902 | if (rootmodeflag) | |
1903 | XGrabButton(dpy, button, AnyModifier, rootwin, False, ButtonPressMask, GrabModeSync, GrabModeSync, None, None); | |
1904 | ||
1905 | /* generate menus */ | |
73a2a23d | 1906 | rootmenu = parsestdin(); |
1907 | if (rootmenu == NULL) | |
1908 | errx(1, "no menu generated"); | |
73a2a23d | 1909 | |
1910 | /* run event loop */ | |
45b2e22f | 1911 | do { |
1912 | if (rootmodeflag) | |
1913 | XNextEvent(dpy, &ev); | |
1914 | if (!rootmodeflag || | |
1915 | (ev.type == ButtonPress && | |
15fadd88 | 1916 | ((modifier != 0 && (ev.xbutton.state & modifier)) || |
45b2e22f | 1917 | (ev.xbutton.subwindow == None)))) { |
1918 | if (rootmodeflag && passclickflag) { | |
1919 | XAllowEvents(dpy, ReplayPointer, CurrentTime); | |
1920 | } | |
1921 | getmonitor(&mon); | |
1922 | if (!wflag) { | |
1923 | grabpointer(); | |
1924 | grabkeyboard(); | |
1925 | } | |
1926 | setupmenu(rootmenu, &mon); | |
1927 | mapmenu(rootmenu, NULL, &mon); | |
1928 | XFlush(dpy); | |
1929 | run(rootmenu, &mon); | |
1930 | firsttime = 0; | |
1931 | } else { | |
1932 | XAllowEvents(dpy, ReplayPointer, CurrentTime); | |
1933 | } | |
1934 | } while (rootmodeflag); | |
73a2a23d | 1935 | |
6abae763 | 1936 | /* clean stuff */ |
73a2a23d | 1937 | cleanmenu(rootmenu); |
6abae763 | 1938 | cleandc(); |
1939 | XrmDestroyDatabase(xdb); | |
1940 | XCloseDisplay(dpy); | |
73a2a23d | 1941 | |
1942 | return 0; | |
a7732690 | 1943 | } |