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> |
8902c43b | 8 | #include <time.h> |
a7732690 | 9 | #include <unistd.h> |
10 | #include <X11/Xlib.h> | |
8902c43b | 11 | #include <X11/Xatom.h> |
a7732690 | 12 | #include <X11/Xutil.h> |
f644b8bc | 13 | #include <X11/Xresource.h> |
858338d9 | 14 | #include <X11/XKBlib.h> |
dbeb9940 | 15 | #include <X11/Xft/Xft.h> |
237da982 | 16 | #include <X11/extensions/Xinerama.h> |
33376f54 | 17 | #include <Imlib2.h> |
8902c43b | 18 | #include "xmenu.h" |
858338d9 | 19 | |
8902c43b | 20 | /* |
21 | * Function declarations | |
22 | */ | |
23 | ||
05cfe1a0 | 24 | /* argument parser */ |
237da982 | 25 | static void parseposition(char *optarg); |
05cfe1a0 | 26 | |
8902c43b | 27 | /* initializers, and their helper routines */ |
cdeaefaa | 28 | static void parsefonts(const char *s); |
8902c43b | 29 | static void ealloccolor(const char *s, XftColor *color); |
237da982 | 30 | static void initmonitor(void); |
8902c43b | 31 | static void initresources(void); |
32 | static void initdc(void); | |
b6cf4847 | 33 | static void initiconsize(void); |
8902c43b | 34 | static void initatoms(void); |
35 | ||
36 | /* structure builders, and their helper routines */ | |
33376f54 | 37 | static struct Item *allocitem(const char *label, const char *output, char *file); |
a7732690 | 38 | static struct Menu *allocmenu(struct Menu *parent, struct Item *list, unsigned level); |
33376f54 | 39 | static struct Menu *buildmenutree(unsigned level, const char *label, const char *output, char *file); |
257e42cc | 40 | static struct Menu *parsestdin(void); |
8902c43b | 41 | |
3d853664 | 42 | /* text drawer, and its helper routine */ |
cdeaefaa | 43 | static FcChar32 getnextutf8char(const char *s, const char **end_ret); |
f8d55995 | 44 | static XftFont *getfontucode(FcChar32 ucode); |
cdeaefaa | 45 | static int drawtext(XftDraw *draw, XftColor *color, int x, int y, unsigned h, const char *text); |
cdeaefaa | 46 | |
8902c43b | 47 | /* structure setters, and their helper routines */ |
71b4db92 | 48 | static void setupitems(struct Menu *menu); |
8902c43b | 49 | static void setupmenupos(struct Menu *menu); |
50 | static void setupmenu(struct Menu *menu, XClassHint *classh); | |
51 | ||
52 | /* grabbers */ | |
85003546 | 53 | static void grabpointer(void); |
54 | static void grabkeyboard(void); | |
8902c43b | 55 | |
3d853664 | 56 | /* item drawer, and its helper routine */ |
57 | static Imlib_Image loadicon(const char *file); | |
58 | static void drawitems(struct Menu *menu); | |
59 | ||
60 | /* menu drawers and mappers */ | |
61 | static void drawmenus(struct Menu *currmenu); | |
257e42cc | 62 | static void mapmenu(struct Menu *currmenu); |
8902c43b | 63 | |
cdeaefaa | 64 | /* getters */ |
8902c43b | 65 | static struct Menu *getmenu(struct Menu *currmenu, Window win); |
66 | static struct Item *getitem(struct Menu *menu, int y); | |
cdeaefaa | 67 | |
68 | /* cycle through items */ | |
257e42cc | 69 | static struct Item *itemcycle(struct Menu *currmenu, int direction); |
cdeaefaa | 70 | |
71 | /* main event loop */ | |
257e42cc | 72 | static void run(struct Menu *currmenu); |
8902c43b | 73 | |
74 | /* cleaners */ | |
75 | static void cleanmenu(struct Menu *menu); | |
15dfafdf | 76 | static void cleanup(void); |
8902c43b | 77 | |
78 | /* show usage */ | |
a7732690 | 79 | static void usage(void); |
80 | ||
8902c43b | 81 | |
82 | /* | |
83 | * Variable declarations | |
84 | */ | |
85 | ||
738ed9d5 | 86 | /* X stuff */ |
a7732690 | 87 | static Display *dpy; |
c6d9174e | 88 | static int screen; |
dbeb9940 | 89 | static Visual *visual; |
a7732690 | 90 | static Window rootwin; |
c6d9174e | 91 | static Colormap colormap; |
a7732690 | 92 | static struct DC dc; |
237da982 | 93 | static struct Monitor mon; |
8902c43b | 94 | static Atom utf8string; |
3bec05ea | 95 | static Atom wmdelete; |
8902c43b | 96 | static Atom netatom[NetLast]; |
3bec05ea | 97 | |
98 | /* flags */ | |
71b4db92 | 99 | static int iflag = 0; /* whether to disable icons */ |
237da982 | 100 | static int mflag = 0; /* whether the user specified a monitor with -p */ |
101 | static int pflag = 0; /* whether the user specified a position with -p */ | |
05cfe1a0 | 102 | static int wflag = 0; /* whether to let the window manager control XMenu */ |
a7732690 | 103 | |
8902c43b | 104 | /* include config variable */ |
a7732690 | 105 | #include "config.h" |
106 | ||
8902c43b | 107 | |
108 | /* | |
109 | * Function implementations | |
110 | */ | |
111 | ||
beae67a6 | 112 | /* xmenu: generate menu from stdin and print selected entry to stdout */ |
a7732690 | 113 | int |
114 | main(int argc, char *argv[]) | |
115 | { | |
257e42cc | 116 | struct Menu *rootmenu; |
3bec05ea | 117 | XClassHint classh; |
a7732690 | 118 | int ch; |
119 | ||
a48473fd | 120 | while ((ch = getopt(argc, argv, "ip:w")) != -1) { |
a7732690 | 121 | switch (ch) { |
71b4db92 | 122 | case 'i': |
123 | iflag = 1; | |
124 | break; | |
05cfe1a0 | 125 | case 'p': |
126 | pflag = 1; | |
127 | parseposition(optarg); | |
05cfe1a0 | 128 | break; |
3bec05ea | 129 | case 'w': |
130 | wflag = 1; | |
131 | break; | |
a7732690 | 132 | default: |
133 | usage(); | |
134 | break; | |
135 | } | |
136 | } | |
137 | argc -= optind; | |
138 | argv += optind; | |
139 | ||
3bec05ea | 140 | if (argc > 1) |
c6d9174e | 141 | usage(); |
142 | ||
a7732690 | 143 | /* open connection to server and set X variables */ |
144 | if ((dpy = XOpenDisplay(NULL)) == NULL) | |
8a7bfdf8 | 145 | errx(1, "could not open display"); |
a7732690 | 146 | screen = DefaultScreen(dpy); |
dbeb9940 | 147 | visual = DefaultVisual(dpy, screen); |
a7732690 | 148 | rootwin = RootWindow(dpy, screen); |
149 | colormap = DefaultColormap(dpy, screen); | |
21a9aaec | 150 | |
33376f54 | 151 | /* imlib2 stuff */ |
71b4db92 | 152 | if (!iflag) { |
153 | imlib_set_cache_size(2048 * 1024); | |
154 | imlib_context_set_dither(1); | |
155 | imlib_context_set_display(dpy); | |
156 | imlib_context_set_visual(visual); | |
157 | imlib_context_set_colormap(colormap); | |
158 | } | |
33376f54 | 159 | |
8902c43b | 160 | /* initializers */ |
237da982 | 161 | initmonitor(); |
8902c43b | 162 | initresources(); |
163 | initdc(); | |
b6cf4847 | 164 | initiconsize(); |
8902c43b | 165 | initatoms(); |
a7732690 | 166 | |
3bec05ea | 167 | /* set window class */ |
168 | classh.res_class = PROGNAME; | |
169 | if (argc == 1) | |
170 | classh.res_name = *argv; | |
171 | else | |
172 | classh.res_name = PROGNAME; | |
173 | ||
f8ffe0b2 | 174 | /* generate menus and set them up */ |
257e42cc | 175 | rootmenu = parsestdin(); |
a7732690 | 176 | if (rootmenu == NULL) |
177 | errx(1, "no menu generated"); | |
8902c43b | 178 | setupmenu(rootmenu, &classh); |
a7732690 | 179 | |
465d07db | 180 | /* grab mouse and keyboard */ |
3bec05ea | 181 | if (!wflag) { |
182 | grabpointer(); | |
183 | grabkeyboard(); | |
184 | } | |
465d07db | 185 | |
a7732690 | 186 | /* run event loop */ |
257e42cc | 187 | run(rootmenu); |
a7732690 | 188 | |
15dfafdf | 189 | /* freeing stuff */ |
8902c43b | 190 | cleanmenu(rootmenu); |
15dfafdf | 191 | cleanup(); |
192 | ||
21a9aaec | 193 | return 0; |
194 | } | |
195 | ||
237da982 | 196 | /* parse position string from -p, |
197 | * put results on config.posx, config.posy, and config.monitor */ | |
05cfe1a0 | 198 | static void |
237da982 | 199 | parseposition(char *optarg) |
05cfe1a0 | 200 | { |
201 | long n; | |
237da982 | 202 | char *s = optarg; |
05cfe1a0 | 203 | char *endp; |
204 | ||
205 | n = strtol(s, &endp, 10); | |
206 | if (errno == ERANGE || n > INT_MAX || n < 0 || endp == s || *endp != 'x') | |
207 | goto error; | |
208 | config.posx = n; | |
209 | s = endp+1; | |
210 | n = strtol(s, &endp, 10); | |
237da982 | 211 | if (errno == ERANGE || n > INT_MAX || n < 0 || endp == s) |
05cfe1a0 | 212 | goto error; |
213 | config.posy = n; | |
237da982 | 214 | if (*endp == ':') { |
215 | s = endp+1; | |
216 | mflag = 1; | |
217 | if (strncasecmp(s, "CUR", 3) == 0) { | |
218 | config.monitor = -1; | |
219 | endp = s+3; | |
220 | } else { | |
221 | n = strtol(s, &endp, 10); | |
222 | if (errno == ERANGE || n > INT_MAX || n < 0 || endp == s || *endp != '\0') | |
223 | goto error; | |
224 | config.monitor = n; | |
225 | } | |
226 | } else if (*endp != '\0') { | |
227 | goto error; | |
228 | } | |
05cfe1a0 | 229 | |
230 | return; | |
231 | ||
232 | error: | |
233 | errx(1, "improper position: %s", optarg); | |
234 | } | |
235 | ||
112e23c3 | 236 | /* parse font string */ |
cdeaefaa | 237 | static void |
238 | parsefonts(const char *s) | |
239 | { | |
240 | const char *p; | |
241 | char buf[1024]; | |
242 | size_t nfont = 0; | |
243 | ||
244 | dc.nfonts = 1; | |
245 | for (p = s; *p; p++) | |
246 | if (*p == ',') | |
247 | dc.nfonts++; | |
248 | ||
249 | if ((dc.fonts = calloc(dc.nfonts, sizeof *dc.fonts)) == NULL) | |
250 | err(1, "calloc"); | |
251 | ||
252 | p = s; | |
253 | while (*p != '\0') { | |
254 | size_t i; | |
255 | ||
256 | i = 0; | |
257 | while (isspace(*p)) | |
258 | p++; | |
70063f16 | 259 | while (i < sizeof buf && *p != '\0' && *p != ',') |
cdeaefaa | 260 | buf[i++] = *p++; |
6d56f279 | 261 | if (i >= sizeof buf) |
262 | errx(1, "font name too long"); | |
cdeaefaa | 263 | if (*p == ',') |
264 | p++; | |
265 | buf[i] = '\0'; | |
6d56f279 | 266 | if (nfont == 0) |
267 | if ((dc.pattern = FcNameParse((FcChar8 *)buf)) == NULL) | |
268 | errx(1, "the first font in the cache must be loaded from a font string"); | |
cdeaefaa | 269 | if ((dc.fonts[nfont++] = XftFontOpenName(dpy, screen, buf)) == NULL) |
8a7bfdf8 | 270 | errx(1, "could not load font"); |
cdeaefaa | 271 | } |
272 | } | |
273 | ||
8902c43b | 274 | /* get color from color string */ |
275 | static void | |
276 | ealloccolor(const char *s, XftColor *color) | |
277 | { | |
278 | if(!XftColorAllocName(dpy, visual, colormap, s, color)) | |
8a7bfdf8 | 279 | errx(1, "could not allocate color: %s", s); |
8902c43b | 280 | } |
281 | ||
237da982 | 282 | /* query monitor information and cursor position */ |
283 | static void | |
284 | initmonitor(void) | |
285 | { | |
286 | XineramaScreenInfo *info = NULL; | |
287 | Window dw; /* dummy variable */ | |
288 | int di; /* dummy variable */ | |
289 | unsigned du; /* dummy variable */ | |
290 | int cursx, cursy; /* cursor position */ | |
291 | int nmons; | |
292 | int i; | |
293 | ||
294 | XQueryPointer(dpy, rootwin, &dw, &dw, &cursx, &cursy, &di, &di, &du); | |
295 | ||
296 | mon.x = mon.y = 0; | |
297 | mon.w = DisplayWidth(dpy, screen); | |
298 | mon.h = DisplayHeight(dpy, screen); | |
299 | ||
300 | if ((info = XineramaQueryScreens(dpy, &nmons)) != NULL) { | |
301 | int selmon = 0; | |
302 | ||
70063f16 | 303 | if (!mflag || config.monitor < 0 || config.monitor >= nmons) { |
237da982 | 304 | for (i = 0; i < nmons; i++) { |
d2304ecf | 305 | if (BETWEEN(cursx, info[i].x_org, info[i].x_org + info[i].width) && |
306 | BETWEEN(cursy, info[i].y_org, info[i].y_org + info[i].height)) { | |
237da982 | 307 | selmon = i; |
308 | break; | |
309 | } | |
310 | } | |
311 | } else { | |
312 | selmon = config.monitor; | |
313 | } | |
314 | ||
315 | mon.x = info[selmon].x_org; | |
316 | mon.y = info[selmon].y_org; | |
317 | mon.w = info[selmon].width; | |
318 | mon.h = info[selmon].height; | |
883ec17f | 319 | |
320 | XFree(info); | |
237da982 | 321 | } |
322 | ||
323 | if (!pflag) { | |
324 | config.posx = cursx; | |
325 | config.posy = cursy; | |
326 | } else if (mflag) { | |
327 | config.posx += mon.x; | |
328 | config.posy += mon.y; | |
329 | } | |
330 | } | |
331 | ||
f644b8bc | 332 | /* read xrdb for configuration options */ |
333 | static void | |
8902c43b | 334 | initresources(void) |
f644b8bc | 335 | { |
f644b8bc | 336 | long n; |
fd530f3f | 337 | char *type; |
59a8a950 | 338 | char *xrm; |
fd530f3f | 339 | XrmDatabase xdb; |
340 | XrmValue xval; | |
f644b8bc | 341 | |
342 | XrmInitialize(); | |
fd530f3f | 343 | if ((xrm = XResourceManagerString(dpy)) == NULL) |
344 | return; | |
345 | ||
346 | xdb = XrmGetStringDatabase(xrm); | |
347 | ||
348 | if (XrmGetResource(xdb, "xmenu.borderWidth", "*", &type, &xval) == True) | |
349 | if ((n = strtol(xval.addr, NULL, 10)) > 0) | |
8902c43b | 350 | config.border_pixels = n; |
fd530f3f | 351 | if (XrmGetResource(xdb, "xmenu.separatorWidth", "*", &type, &xval) == True) |
352 | if ((n = strtol(xval.addr, NULL, 10)) > 0) | |
8902c43b | 353 | config.separator_pixels = n; |
685ca30d | 354 | if (XrmGetResource(xdb, "xmenu.height", "*", &type, &xval) == True) |
fd530f3f | 355 | if ((n = strtol(xval.addr, NULL, 10)) > 0) |
8902c43b | 356 | config.height_pixels = n; |
fd530f3f | 357 | if (XrmGetResource(xdb, "xmenu.width", "*", &type, &xval) == True) |
358 | if ((n = strtol(xval.addr, NULL, 10)) > 0) | |
8902c43b | 359 | config.width_pixels = n; |
eecf9b25 | 360 | if (XrmGetResource(xdb, "xmenu.gap", "*", &type, &xval) == True) |
361 | if ((n = strtol(xval.addr, NULL, 10)) > 0) | |
362 | config.gap_pixels = n; | |
fd530f3f | 363 | if (XrmGetResource(xdb, "xmenu.background", "*", &type, &xval) == True) |
8902c43b | 364 | config.background_color = strdup(xval.addr); |
fd530f3f | 365 | if (XrmGetResource(xdb, "xmenu.foreground", "*", &type, &xval) == True) |
8902c43b | 366 | config.foreground_color = strdup(xval.addr); |
fd530f3f | 367 | if (XrmGetResource(xdb, "xmenu.selbackground", "*", &type, &xval) == True) |
8902c43b | 368 | config.selbackground_color = strdup(xval.addr); |
fd530f3f | 369 | if (XrmGetResource(xdb, "xmenu.selforeground", "*", &type, &xval) == True) |
8902c43b | 370 | config.selforeground_color = strdup(xval.addr); |
fd530f3f | 371 | if (XrmGetResource(xdb, "xmenu.separator", "*", &type, &xval) == True) |
8902c43b | 372 | config.separator_color = strdup(xval.addr); |
fd530f3f | 373 | if (XrmGetResource(xdb, "xmenu.border", "*", &type, &xval) == True) |
8902c43b | 374 | config.border_color = strdup(xval.addr); |
fd530f3f | 375 | if (XrmGetResource(xdb, "xmenu.font", "*", &type, &xval) == True) |
8902c43b | 376 | config.font = strdup(xval.addr); |
fd530f3f | 377 | |
378 | XrmDestroyDatabase(xdb); | |
f644b8bc | 379 | } |
380 | ||
a7732690 | 381 | /* init draw context */ |
382 | static void | |
8902c43b | 383 | initdc(void) |
a7732690 | 384 | { |
385 | /* get color pixels */ | |
8902c43b | 386 | ealloccolor(config.background_color, &dc.normal[ColorBG]); |
387 | ealloccolor(config.foreground_color, &dc.normal[ColorFG]); | |
388 | ealloccolor(config.selbackground_color, &dc.selected[ColorBG]); | |
389 | ealloccolor(config.selforeground_color, &dc.selected[ColorFG]); | |
390 | ealloccolor(config.separator_color, &dc.separator); | |
391 | ealloccolor(config.border_color, &dc.border); | |
a7732690 | 392 | |
cdeaefaa | 393 | /* parse fonts */ |
394 | parsefonts(config.font); | |
a7732690 | 395 | |
fd530f3f | 396 | /* create common GC */ |
a7732690 | 397 | dc.gc = XCreateGC(dpy, rootwin, 0, NULL); |
a7732690 | 398 | } |
399 | ||
b6cf4847 | 400 | /* calculate icon size */ |
a7732690 | 401 | static void |
b6cf4847 | 402 | initiconsize(void) |
a7732690 | 403 | { |
71b4db92 | 404 | config.iconsize = config.height_pixels - config.iconpadding * 2; |
8902c43b | 405 | } |
406 | ||
407 | /* intern atoms */ | |
408 | static void | |
409 | initatoms(void) | |
410 | { | |
411 | utf8string = XInternAtom(dpy, "UTF8_STRING", False); | |
412 | wmdelete = XInternAtom(dpy, "WM_DELETE_WINDOW", False); | |
413 | netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); | |
414 | netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False); | |
415 | netatom[NetWMWindowTypePopupMenu] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_POPUP_MENU", False); | |
a7732690 | 416 | } |
417 | ||
a7732690 | 418 | /* allocate an item */ |
419 | static struct Item * | |
33376f54 | 420 | allocitem(const char *label, const char *output, char *file) |
a7732690 | 421 | { |
422 | struct Item *item; | |
423 | ||
424 | if ((item = malloc(sizeof *item)) == NULL) | |
425 | err(1, "malloc"); | |
a5ddd2cd | 426 | if (label == NULL) { |
7fbd1c5e | 427 | item->label = NULL; |
428 | item->output = NULL; | |
429 | } else { | |
430 | if ((item->label = strdup(label)) == NULL) | |
431 | err(1, "strdup"); | |
15dfafdf | 432 | if (label == output) { |
433 | item->output = item->label; | |
434 | } else { | |
435 | if ((item->output = strdup(output)) == NULL) | |
436 | err(1, "strdup"); | |
437 | } | |
7fbd1c5e | 438 | } |
33376f54 | 439 | if (file == NULL) { |
440 | item->file = NULL; | |
441 | } else { | |
442 | if ((item->file = strdup(file)) == NULL) | |
443 | err(1, "strdup"); | |
444 | } | |
a80fee22 | 445 | item->y = 0; |
beae67a6 | 446 | item->h = 0; |
a7732690 | 447 | item->next = NULL; |
448 | item->submenu = NULL; | |
3bec05ea | 449 | item->icon = NULL; |
a7732690 | 450 | |
451 | return item; | |
452 | } | |
453 | ||
a3a73837 | 454 | /* allocate a menu and create its window */ |
a7732690 | 455 | static struct Menu * |
456 | allocmenu(struct Menu *parent, struct Item *list, unsigned level) | |
457 | { | |
458 | XSetWindowAttributes swa; | |
459 | struct Menu *menu; | |
460 | ||
461 | if ((menu = malloc(sizeof *menu)) == NULL) | |
462 | err(1, "malloc"); | |
463 | menu->parent = parent; | |
464 | menu->list = list; | |
d888f2ca | 465 | menu->caller = NULL; |
a7732690 | 466 | menu->selected = NULL; |
d2304ecf | 467 | menu->w = 0; /* recalculated by setupmenu() */ |
468 | menu->h = 0; /* recalculated by setupmenu() */ | |
469 | menu->x = mon.x; /* recalculated by setupmenu() */ | |
470 | menu->y = mon.y; /* recalculated by setupmenu() */ | |
a7732690 | 471 | menu->level = level; |
3d853664 | 472 | menu->drawn = 0; |
a2ff706d | 473 | menu->hasicon = 0; |
a7732690 | 474 | |
3bec05ea | 475 | swa.override_redirect = (wflag) ? False : True; |
fd530f3f | 476 | swa.background_pixel = dc.normal[ColorBG].pixel; |
477 | swa.border_pixel = dc.border.pixel; | |
478 | swa.save_under = True; /* pop-up windows should save_under*/ | |
a7732690 | 479 | swa.event_mask = ExposureMask | KeyPressMask | ButtonPressMask | ButtonReleaseMask |
f15fc339 | 480 | | PointerMotionMask | LeaveWindowMask; |
3bec05ea | 481 | if (wflag) |
482 | swa.event_mask |= StructureNotifyMask; | |
beae67a6 | 483 | menu->win = XCreateWindow(dpy, rootwin, 0, 0, 1, 1, 0, |
a7732690 | 484 | CopyFromParent, CopyFromParent, CopyFromParent, |
fd530f3f | 485 | CWOverrideRedirect | CWBackPixel | |
486 | CWBorderPixel | CWEventMask | CWSaveUnder, | |
a7732690 | 487 | &swa); |
488 | ||
489 | return menu; | |
490 | } | |
491 | ||
a5ddd2cd | 492 | /* build the menu tree */ |
493 | static struct Menu * | |
33376f54 | 494 | buildmenutree(unsigned level, const char *label, const char *output, char *file) |
a5ddd2cd | 495 | { |
496 | static struct Menu *prevmenu = NULL; /* menu the previous item was added to */ | |
497 | static struct Menu *rootmenu = NULL; /* menu to be returned */ | |
498 | struct Item *curritem = NULL; /* item currently being read */ | |
499 | struct Item *item; /* dummy item for loops */ | |
500 | struct Menu *menu; /* dummy menu for loops */ | |
501 | unsigned i; | |
502 | ||
503 | /* create the item */ | |
33376f54 | 504 | curritem = allocitem(label, output, file); |
a5ddd2cd | 505 | |
506 | /* put the item in the menu tree */ | |
507 | if (prevmenu == NULL) { /* there is no menu yet */ | |
685ca30d | 508 | menu = allocmenu(NULL, curritem, level); |
509 | rootmenu = menu; | |
510 | prevmenu = menu; | |
511 | curritem->prev = NULL; | |
a5ddd2cd | 512 | } else if (level < prevmenu->level) { /* item is continuation of a parent menu */ |
513 | /* go up the menu tree until find the menu this item continues */ | |
514 | for (menu = prevmenu, i = level; | |
515 | menu != NULL && i != prevmenu->level; | |
516 | menu = menu->parent, i++) | |
517 | ; | |
518 | if (menu == NULL) | |
70f5db0f | 519 | errx(1, "improper indentation detected"); |
a5ddd2cd | 520 | |
521 | /* find last item in the new menu */ | |
522 | for (item = menu->list; item->next != NULL; item = item->next) | |
523 | ; | |
524 | ||
525 | prevmenu = menu; | |
526 | item->next = curritem; | |
527 | curritem->prev = item; | |
528 | } else if (level == prevmenu->level) { /* item is a continuation of current menu */ | |
529 | /* find last item in the previous menu */ | |
530 | for (item = prevmenu->list; item->next != NULL; item = item->next) | |
531 | ; | |
532 | ||
533 | item->next = curritem; | |
534 | curritem->prev = item; | |
535 | } else if (level > prevmenu->level) { /* item begins a new menu */ | |
536 | menu = allocmenu(prevmenu, curritem, level); | |
537 | ||
538 | /* find last item in the previous menu */ | |
539 | for (item = prevmenu->list; item->next != NULL; item = item->next) | |
540 | ; | |
541 | ||
542 | prevmenu = menu; | |
543 | menu->caller = item; | |
544 | item->submenu = menu; | |
545 | curritem->prev = NULL; | |
546 | } | |
547 | ||
a2ff706d | 548 | if (curritem->file) |
549 | prevmenu->hasicon = 1; | |
550 | ||
a5ddd2cd | 551 | return rootmenu; |
552 | } | |
553 | ||
a7732690 | 554 | /* create menus and items from the stdin */ |
257e42cc | 555 | static struct Menu * |
a7732690 | 556 | parsestdin(void) |
557 | { | |
a5ddd2cd | 558 | struct Menu *rootmenu; |
a7732690 | 559 | char *s, buf[BUFSIZ]; |
33376f54 | 560 | char *file, *label, *output; |
a7732690 | 561 | unsigned level = 0; |
257e42cc | 562 | |
ddb15acf | 563 | rootmenu = NULL; |
564 | ||
a7732690 | 565 | while (fgets(buf, BUFSIZ, stdin) != NULL) { |
a5ddd2cd | 566 | /* get the indentation level */ |
567 | level = strspn(buf, "\t"); | |
a7732690 | 568 | |
a5ddd2cd | 569 | /* get the label */ |
570 | s = level + buf; | |
571 | label = strtok(s, "\t\n"); | |
a7732690 | 572 | |
33376f54 | 573 | /* get the filename */ |
574 | file = NULL; | |
575 | if (label != NULL && strncmp(label, "IMG:", 4) == 0) { | |
576 | file = label + 4; | |
577 | label = strtok(NULL, "\t\n"); | |
578 | } | |
579 | ||
a5ddd2cd | 580 | /* get the output */ |
581 | output = strtok(NULL, "\n"); | |
582 | if (output == NULL) { | |
583 | output = label; | |
584 | } else { | |
585 | while (*output == '\t') | |
586 | output++; | |
a7732690 | 587 | } |
a5ddd2cd | 588 | |
33376f54 | 589 | rootmenu = buildmenutree(level, label, output, file); |
a7732690 | 590 | } |
a7732690 | 591 | |
257e42cc | 592 | return rootmenu; |
a7732690 | 593 | } |
594 | ||
3d853664 | 595 | /* get next utf8 char from s return its codepoint and set next_ret to pointer to end of character */ |
cdeaefaa | 596 | static FcChar32 |
597 | getnextutf8char(const char *s, const char **next_ret) | |
598 | { | |
cdeaefaa | 599 | static const unsigned char utfbyte[] = {0x80, 0x00, 0xC0, 0xE0, 0xF0}; |
cdeaefaa | 600 | static const unsigned char utfmask[] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8}; |
cdeaefaa | 601 | static const FcChar32 utfmin[] = {0, 0x00, 0x80, 0x800, 0x10000}; |
602 | static const FcChar32 utfmax[] = {0, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF}; | |
3d853664 | 603 | /* 0xFFFD is the replacement character, used to represent unknown characters */ |
cdeaefaa | 604 | static const FcChar32 unknown = 0xFFFD; |
605 | FcChar32 ucode; /* FcChar32 type holds 32 bits */ | |
606 | size_t usize = 0; /* n' of bytes of the utf8 character */ | |
607 | size_t i; | |
608 | ||
609 | *next_ret = s+1; | |
610 | ||
611 | /* get code of first byte of utf8 character */ | |
612 | for (i = 0; i < sizeof utfmask; i++) { | |
613 | if (((unsigned char)*s & utfmask[i]) == utfbyte[i]) { | |
614 | usize = i; | |
615 | ucode = (unsigned char)*s & ~utfmask[i]; | |
616 | break; | |
617 | } | |
618 | } | |
619 | ||
620 | /* if first byte is a continuation byte or is not allowed, return unknown */ | |
621 | if (i == sizeof utfmask || usize == 0) | |
622 | return unknown; | |
623 | ||
624 | /* check the other usize-1 bytes */ | |
625 | s++; | |
626 | for (i = 1; i < usize; i++) { | |
627 | *next_ret = s+1; | |
237da982 | 628 | /* if byte is nul or is not a continuation byte, return unknown */ |
cdeaefaa | 629 | if (*s == '\0' || ((unsigned char)*s & utfmask[0]) != utfbyte[0]) |
630 | return unknown; | |
631 | /* 6 is the number of relevant bits in the continuation byte */ | |
632 | ucode = (ucode << 6) | ((unsigned char)*s & ~utfmask[0]); | |
633 | s++; | |
634 | } | |
635 | ||
636 | /* check if ucode is invalid or in utf-16 surrogate halves */ | |
637 | if (!BETWEEN(ucode, utfmin[usize], utfmax[usize]) | |
638 | || BETWEEN (ucode, 0xD800, 0xDFFF)) | |
639 | return unknown; | |
640 | ||
641 | return ucode; | |
642 | } | |
643 | ||
f8d55995 | 644 | /* get which font contains a given code point */ |
645 | static XftFont * | |
646 | getfontucode(FcChar32 ucode) | |
647 | { | |
a48473fd | 648 | FcCharSet *fccharset = NULL; |
649 | FcPattern *fcpattern = NULL; | |
650 | FcPattern *match = NULL; | |
651 | XftFont *retfont = NULL; | |
6d56f279 | 652 | XftResult result; |
f8d55995 | 653 | size_t i; |
654 | ||
655 | for (i = 0; i < dc.nfonts; i++) | |
656 | if (XftCharExists(dpy, dc.fonts[i], ucode) == FcTrue) | |
657 | return dc.fonts[i]; | |
6d56f279 | 658 | |
659 | /* create a charset containing our code point */ | |
660 | fccharset = FcCharSetCreate(); | |
661 | FcCharSetAddChar(fccharset, ucode); | |
662 | ||
a48473fd | 663 | /* create a pattern akin to the dc.pattern but containing our charset */ |
664 | if (fccharset) { | |
665 | fcpattern = FcPatternDuplicate(dc.pattern); | |
666 | FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset); | |
667 | } | |
6d56f279 | 668 | |
669 | /* find pattern matching fcpattern */ | |
a48473fd | 670 | if (fcpattern) { |
671 | FcConfigSubstitute(NULL, fcpattern, FcMatchPattern); | |
672 | FcDefaultSubstitute(fcpattern); | |
673 | match = XftFontMatch(dpy, screen, fcpattern, &result); | |
674 | } | |
6d56f279 | 675 | |
676 | /* if found a pattern, open its font */ | |
677 | if (match) { | |
678 | retfont = XftFontOpenPattern(dpy, match); | |
679 | if (retfont && XftCharExists(dpy, retfont, ucode) == FcTrue) { | |
680 | if ((dc.fonts = realloc(dc.fonts, dc.nfonts+1)) == NULL) | |
681 | err(1, "realloc"); | |
a48473fd | 682 | dc.fonts[dc.nfonts] = retfont; |
683 | return dc.fonts[dc.nfonts++]; | |
6d56f279 | 684 | } else { |
685 | XftFontClose(dpy, retfont); | |
686 | } | |
687 | } | |
688 | ||
689 | /* in case no fount was found, return the first one */ | |
690 | return dc.fonts[0]; | |
f8d55995 | 691 | } |
692 | ||
693 | /* draw text into XftDraw, return width of text glyphs */ | |
cdeaefaa | 694 | static int |
695 | drawtext(XftDraw *draw, XftColor *color, int x, int y, unsigned h, const char *text) | |
696 | { | |
f8d55995 | 697 | int textwidth = 0; |
cdeaefaa | 698 | |
f8d55995 | 699 | while (*text) { |
700 | XftFont *currfont; | |
cdeaefaa | 701 | XGlyphInfo ext; |
f8d55995 | 702 | FcChar32 ucode; |
703 | const char *next; | |
cdeaefaa | 704 | size_t len; |
cdeaefaa | 705 | |
f8d55995 | 706 | ucode = getnextutf8char(text, &next); |
6d56f279 | 707 | currfont = getfontucode(ucode); |
cdeaefaa | 708 | |
f8d55995 | 709 | len = next - text; |
f8d55995 | 710 | XftTextExtentsUtf8(dpy, currfont, (XftChar8 *)text, len, &ext); |
711 | textwidth += ext.xOff; | |
cdeaefaa | 712 | |
713 | if (draw) { | |
a48473fd | 714 | int texty; |
715 | ||
716 | texty = y + (h - (currfont->ascent + currfont->descent))/2 + currfont->ascent; | |
f8d55995 | 717 | XftDrawStringUtf8(draw, color, currfont, x, texty, (XftChar8 *)text, len); |
cdeaefaa | 718 | x += ext.xOff; |
719 | } | |
720 | ||
f8d55995 | 721 | text = next; |
cdeaefaa | 722 | } |
723 | ||
f8d55995 | 724 | return textwidth; |
cdeaefaa | 725 | } |
726 | ||
71b4db92 | 727 | /* setup the height, width and icon of the items of a menu */ |
a7732690 | 728 | static void |
71b4db92 | 729 | setupitems(struct Menu *menu) |
a7732690 | 730 | { |
a80fee22 | 731 | struct Item *item; |
a7732690 | 732 | |
8902c43b | 733 | menu->w = config.width_pixels; |
a80fee22 | 734 | for (item = menu->list; item != NULL; item = item->next) { |
15362de4 | 735 | int itemwidth; |
736 | int textwidth; | |
737 | ||
a80fee22 | 738 | item->y = menu->h; |
beae67a6 | 739 | |
7fbd1c5e | 740 | if (item->label == NULL) /* height for separator item */ |
8902c43b | 741 | item->h = config.separator_pixels; |
a80fee22 | 742 | else |
8902c43b | 743 | item->h = config.height_pixels; |
beae67a6 | 744 | menu->h += item->h; |
f1583285 | 745 | |
15362de4 | 746 | if (item->label) |
d2304ecf | 747 | textwidth = drawtext(NULL, NULL, 0, 0, 0, item->label); |
15362de4 | 748 | else |
749 | textwidth = 0; | |
685ca30d | 750 | |
71b4db92 | 751 | /* |
752 | * set menu width | |
753 | * | |
15362de4 | 754 | * the item width depends on the size of its label (textwidth), |
71b4db92 | 755 | * and it is only used to calculate the width of the menu (which |
756 | * is equal to the width of the largest item). | |
757 | * | |
758 | * the horizontal padding appears 4 times through the width of a | |
15362de4 | 759 | * item: before and after its icon, and before and after its triangle. |
71b4db92 | 760 | * if the iflag is set (icons are disabled) then the horizontal |
15362de4 | 761 | * padding appears 3 times: before the label and around the triangle. |
71b4db92 | 762 | */ |
15362de4 | 763 | itemwidth = textwidth + config.triangle_width + config.horzpadding * 3; |
a2ff706d | 764 | itemwidth += (iflag || !menu->hasicon) ? 0 : config.iconsize + config.horzpadding; |
71b4db92 | 765 | menu->w = MAX(menu->w, itemwidth); |
a80fee22 | 766 | } |
f8ffe0b2 | 767 | } |
768 | ||
769 | /* setup the position of a menu */ | |
770 | static void | |
8902c43b | 771 | setupmenupos(struct Menu *menu) |
f8ffe0b2 | 772 | { |
773 | int width, height; | |
a7732690 | 774 | |
8902c43b | 775 | width = menu->w + config.border_pixels * 2; |
776 | height = menu->h + config.border_pixels * 2; | |
a7732690 | 777 | if (menu->parent == NULL) { /* if root menu, calculate in respect to cursor */ |
237da982 | 778 | if (pflag || (config.posx > mon.x && mon.x + mon.w - config.posx >= width)) |
05cfe1a0 | 779 | menu->x = config.posx; |
780 | else if (config.posx > width) | |
781 | menu->x = config.posx - width; | |
8902c43b | 782 | |
237da982 | 783 | if (pflag || (config.posy > mon.y && mon.y + mon.h - config.posy >= height)) |
05cfe1a0 | 784 | menu->y = config.posy; |
b6cf4847 | 785 | else if (mon.y + mon.h > height) |
237da982 | 786 | menu->y = mon.y + mon.h - height; |
a7732690 | 787 | } else { /* else, calculate in respect to parent menu */ |
237da982 | 788 | int parentwidth; |
789 | ||
790 | parentwidth = menu->parent->x + menu->parent->w + config.border_pixels + config.gap_pixels; | |
791 | ||
792 | if (mon.x + mon.w - parentwidth >= width) | |
793 | menu->x = parentwidth; | |
8902c43b | 794 | else if (menu->parent->x > menu->w + config.border_pixels + config.gap_pixels) |
795 | menu->x = menu->parent->x - menu->w - config.border_pixels - config.gap_pixels; | |
a7732690 | 796 | |
8e799bb4 | 797 | if (mon.y + mon.h - (menu->caller->y + menu->parent->y) >= height) |
8455c369 | 798 | menu->y = menu->caller->y + menu->parent->y; |
237da982 | 799 | else if (mon.y + mon.h > height) |
800 | menu->y = mon.y + mon.h - height; | |
a7732690 | 801 | } |
f8ffe0b2 | 802 | } |
803 | ||
804 | /* recursivelly setup menu configuration and its pixmap */ | |
805 | static void | |
8902c43b | 806 | setupmenu(struct Menu *menu, XClassHint *classh) |
f8ffe0b2 | 807 | { |
8902c43b | 808 | char *title; |
f8ffe0b2 | 809 | struct Item *item; |
f8ffe0b2 | 810 | XWindowChanges changes; |
811 | XSizeHints sizeh; | |
3bec05ea | 812 | XTextProperty wintitle; |
f8ffe0b2 | 813 | |
814 | /* setup size and position of menus */ | |
71b4db92 | 815 | setupitems(menu); |
8902c43b | 816 | setupmenupos(menu); |
a7732690 | 817 | |
818 | /* update menu geometry */ | |
8902c43b | 819 | changes.border_width = config.border_pixels; |
a7732690 | 820 | changes.height = menu->h; |
f1583285 | 821 | changes.width = menu->w; |
a7732690 | 822 | changes.x = menu->x; |
823 | changes.y = menu->y; | |
beae67a6 | 824 | XConfigureWindow(dpy, menu->win, CWBorderWidth | CWWidth | CWHeight | CWX | CWY, &changes); |
a7732690 | 825 | |
3bec05ea | 826 | /* set window title (used if wflag is on) */ |
827 | if (menu->parent == NULL) { | |
8902c43b | 828 | title = classh->res_name; |
3bec05ea | 829 | } else { |
8902c43b | 830 | title = menu->caller->output; |
3bec05ea | 831 | } |
8902c43b | 832 | XStringListToTextProperty(&title, 1, &wintitle); |
3bec05ea | 833 | |
d2435fcd | 834 | /* set window manager hints */ |
c15958bd | 835 | sizeh.flags = USPosition | PMaxSize | PMinSize; |
09c13122 | 836 | sizeh.min_width = sizeh.max_width = menu->w; |
837 | sizeh.min_height = sizeh.max_height = menu->h; | |
3bec05ea | 838 | XSetWMProperties(dpy, menu->win, &wintitle, NULL, NULL, 0, &sizeh, NULL, classh); |
09c13122 | 839 | |
a3a73837 | 840 | /* set WM protocols and ewmh window properties */ |
841 | XSetWMProtocols(dpy, menu->win, &wmdelete, 1); | |
8902c43b | 842 | XChangeProperty(dpy, menu->win, netatom[NetWMName], utf8string, 8, |
a3a73837 | 843 | PropModeReplace, (unsigned char *)title, strlen(title)); |
8902c43b | 844 | XChangeProperty(dpy, menu->win, netatom[NetWMWindowType], XA_ATOM, 32, |
845 | PropModeReplace, | |
846 | (unsigned char *)&netatom[NetWMWindowTypePopupMenu], 1); | |
847 | ||
a80fee22 | 848 | /* calculate positions of submenus */ |
a7732690 | 849 | for (item = menu->list; item != NULL; item = item->next) { |
850 | if (item->submenu != NULL) | |
8902c43b | 851 | setupmenu(item->submenu, classh); |
a7732690 | 852 | } |
853 | } | |
854 | ||
85003546 | 855 | /* try to grab pointer, we may have to wait for another process to ungrab */ |
856 | static void | |
857 | grabpointer(void) | |
858 | { | |
859 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 }; | |
860 | int i; | |
861 | ||
862 | for (i = 0; i < 1000; i++) { | |
863 | if (XGrabPointer(dpy, rootwin, True, ButtonPressMask, | |
864 | GrabModeAsync, GrabModeAsync, None, | |
865 | None, CurrentTime) == GrabSuccess) | |
866 | return; | |
867 | nanosleep(&ts, NULL); | |
868 | } | |
70f5db0f | 869 | errx(1, "could not grab pointer"); |
85003546 | 870 | } |
871 | ||
872 | /* try to grab keyboard, we may have to wait for another process to ungrab */ | |
873 | static void | |
874 | grabkeyboard(void) | |
875 | { | |
876 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 }; | |
877 | int i; | |
878 | ||
879 | for (i = 0; i < 1000; i++) { | |
880 | if (XGrabKeyboard(dpy, rootwin, True, GrabModeAsync, | |
881 | GrabModeAsync, CurrentTime) == GrabSuccess) | |
882 | return; | |
883 | nanosleep(&ts, NULL); | |
884 | } | |
8a7bfdf8 | 885 | errx(1, "could not grab keyboard"); |
85003546 | 886 | } |
887 | ||
3d853664 | 888 | /* load and scale icon */ |
889 | static Imlib_Image | |
890 | loadicon(const char *file) | |
891 | { | |
892 | Imlib_Image icon; | |
ed1650a7 | 893 | Imlib_Load_Error errcode; |
894 | const char *errstr; | |
3d853664 | 895 | int width; |
896 | int height; | |
897 | int imgsize; | |
898 | ||
ed1650a7 | 899 | icon = imlib_load_image_with_error_return(file, &errcode); |
f66f4c18 | 900 | if (*file == '\0') { |
901 | warnx("could not load icon (file name is blank)"); | |
902 | return NULL; | |
903 | } else if (icon == NULL) { | |
ed1650a7 | 904 | switch (errcode) { |
905 | case IMLIB_LOAD_ERROR_FILE_DOES_NOT_EXIST: | |
906 | errstr = "file does not exist"; | |
907 | break; | |
908 | case IMLIB_LOAD_ERROR_FILE_IS_DIRECTORY: | |
909 | errstr = "file is directory"; | |
910 | break; | |
911 | case IMLIB_LOAD_ERROR_PERMISSION_DENIED_TO_READ: | |
912 | case IMLIB_LOAD_ERROR_PERMISSION_DENIED_TO_WRITE: | |
913 | errstr = "permission denied"; | |
914 | break; | |
915 | case IMLIB_LOAD_ERROR_NO_LOADER_FOR_FILE_FORMAT: | |
916 | errstr = "unknown file format"; | |
917 | break; | |
918 | case IMLIB_LOAD_ERROR_PATH_TOO_LONG: | |
919 | errstr = "path too long"; | |
920 | break; | |
921 | case IMLIB_LOAD_ERROR_PATH_COMPONENT_NON_EXISTANT: | |
922 | case IMLIB_LOAD_ERROR_PATH_COMPONENT_NOT_DIRECTORY: | |
923 | case IMLIB_LOAD_ERROR_PATH_POINTS_OUTSIDE_ADDRESS_SPACE: | |
924 | errstr = "improper path"; | |
925 | break; | |
926 | case IMLIB_LOAD_ERROR_TOO_MANY_SYMBOLIC_LINKS: | |
927 | errstr = "too many symbolic links"; | |
928 | break; | |
929 | case IMLIB_LOAD_ERROR_OUT_OF_MEMORY: | |
930 | errstr = "out of memory"; | |
931 | break; | |
932 | case IMLIB_LOAD_ERROR_OUT_OF_FILE_DESCRIPTORS: | |
933 | errstr = "out of file descriptors"; | |
934 | break; | |
935 | default: | |
936 | errstr = "unknown error"; | |
937 | break; | |
938 | } | |
f66f4c18 | 939 | warnx("could not load icon (%s): %s", errstr, file); |
940 | return NULL; | |
ed1650a7 | 941 | } |
3d853664 | 942 | |
943 | imlib_context_set_image(icon); | |
944 | ||
945 | width = imlib_image_get_width(); | |
946 | height = imlib_image_get_height(); | |
947 | imgsize = MIN(width, height); | |
948 | ||
949 | icon = imlib_create_cropped_scaled_image(0, 0, imgsize, imgsize, | |
950 | config.iconsize, | |
951 | config.iconsize); | |
952 | ||
953 | return icon; | |
954 | } | |
955 | ||
956 | /* draw pixmap for the selected and unselected version of each item on menu */ | |
957 | static void | |
958 | drawitems(struct Menu *menu) | |
959 | { | |
960 | struct Item *item; | |
961 | ||
962 | for (item = menu->list; item != NULL; item = item->next) { | |
963 | XftDraw *dsel, *dunsel; | |
964 | int x, y; | |
965 | ||
966 | item->unsel = XCreatePixmap(dpy, menu->win, menu->w, item->h, | |
967 | DefaultDepth(dpy, screen)); | |
968 | ||
969 | XSetForeground(dpy, dc.gc, dc.normal[ColorBG].pixel); | |
970 | XFillRectangle(dpy, item->unsel, dc.gc, 0, 0, menu->w, item->h); | |
971 | ||
972 | if (item->label == NULL) { /* item is separator */ | |
973 | y = item->h/2; | |
974 | XSetForeground(dpy, dc.gc, dc.separator.pixel); | |
975 | XDrawLine(dpy, item->unsel, dc.gc, config.horzpadding, y, | |
976 | menu->w - config.horzpadding, y); | |
977 | ||
978 | item->sel = item->unsel; | |
979 | } else { | |
980 | ||
981 | item->sel = XCreatePixmap(dpy, menu->win, menu->w, item->h, | |
982 | DefaultDepth(dpy, screen)); | |
983 | XSetForeground(dpy, dc.gc, dc.selected[ColorBG].pixel); | |
984 | XFillRectangle(dpy, item->sel, dc.gc, 0, 0, menu->w, item->h); | |
985 | ||
986 | /* draw text */ | |
987 | x = config.horzpadding; | |
a2ff706d | 988 | x += (iflag || !menu->hasicon) ? 0 : config.horzpadding + config.iconsize; |
3d853664 | 989 | dsel = XftDrawCreate(dpy, item->sel, visual, colormap); |
990 | dunsel = XftDrawCreate(dpy, item->unsel, visual, colormap); | |
991 | XSetForeground(dpy, dc.gc, dc.selected[ColorFG].pixel); | |
992 | drawtext(dsel, &dc.selected[ColorFG], x, 0, item->h, item->label); | |
993 | XSetForeground(dpy, dc.gc, dc.normal[ColorFG].pixel); | |
994 | drawtext(dunsel, &dc.normal[ColorFG], x, 0, item->h, item->label); | |
995 | XftDrawDestroy(dsel); | |
996 | XftDrawDestroy(dunsel); | |
997 | ||
998 | /* draw triangle */ | |
999 | if (item->submenu != NULL) { | |
1000 | x = menu->w - config.triangle_width - config.horzpadding; | |
1001 | y = (item->h - config.triangle_height + 1) / 2; | |
1002 | ||
1003 | XPoint triangle[] = { | |
1004 | {x, y}, | |
1005 | {x + config.triangle_width, y + config.triangle_height/2}, | |
1006 | {x, y + config.triangle_height}, | |
1007 | {x, y} | |
1008 | }; | |
1009 | ||
1010 | XSetForeground(dpy, dc.gc, dc.selected[ColorFG].pixel); | |
1011 | XFillPolygon(dpy, item->sel, dc.gc, triangle, LEN(triangle), | |
1012 | Convex, CoordModeOrigin); | |
1013 | XSetForeground(dpy, dc.gc, dc.normal[ColorFG].pixel); | |
1014 | XFillPolygon(dpy, item->unsel, dc.gc, triangle, LEN(triangle), | |
1015 | Convex, CoordModeOrigin); | |
1016 | } | |
1017 | ||
d3c21312 | 1018 | /* try to load icon */ |
1019 | if (item->file && !iflag) { | |
3d853664 | 1020 | item->icon = loadicon(item->file); |
d3c21312 | 1021 | free(item->file); |
1022 | } | |
3d853664 | 1023 | |
d3c21312 | 1024 | /* draw icon if properly loaded */ |
f66f4c18 | 1025 | if (item->icon) { |
3d853664 | 1026 | imlib_context_set_image(item->icon); |
237da982 | 1027 | imlib_context_set_drawable(item->sel); |
3d853664 | 1028 | imlib_render_image_on_drawable(config.horzpadding, config.iconpadding); |
1029 | imlib_context_set_drawable(item->unsel); | |
1030 | imlib_render_image_on_drawable(config.horzpadding, config.iconpadding); | |
d3c21312 | 1031 | imlib_context_set_image(item->icon); |
1032 | imlib_free_image(); | |
3d853664 | 1033 | } |
1034 | } | |
1035 | } | |
1036 | } | |
1037 | ||
1038 | /* copy pixmaps of items of the current menu and of its ancestors into menu window */ | |
1039 | static void | |
1040 | drawmenus(struct Menu *currmenu) | |
1041 | { | |
1042 | struct Menu *menu; | |
1043 | struct Item *item; | |
1044 | ||
1045 | for (menu = currmenu; menu != NULL; menu = menu->parent) { | |
1046 | if (!menu->drawn) { | |
1047 | drawitems(menu); | |
1048 | menu->drawn = 1; | |
1049 | } | |
1050 | for (item = menu->list; item != NULL; item = item->next) { | |
1051 | if (item == menu->selected) | |
1052 | XCopyArea(dpy, item->sel, menu->win, dc.gc, 0, 0, | |
1053 | menu->w, item->h, 0, item->y); | |
1054 | else | |
1055 | XCopyArea(dpy, item->unsel, menu->win, dc.gc, 0, 0, | |
1056 | menu->w, item->h, 0, item->y); | |
1057 | } | |
1058 | } | |
1059 | } | |
1060 | ||
257e42cc | 1061 | /* umap previous menus and map current menu and its parents */ |
a7732690 | 1062 | static void |
257e42cc | 1063 | mapmenu(struct Menu *currmenu) |
a7732690 | 1064 | { |
257e42cc | 1065 | static struct Menu *prevmenu = NULL; |
d8a7caf2 | 1066 | struct Menu *menu, *menu_; |
d8a7caf2 | 1067 | struct Menu *lcamenu; /* lowest common ancestor menu */ |
1068 | unsigned minlevel; /* level of the closest to root menu */ | |
1069 | unsigned maxlevel; /* level of the closest to root menu */ | |
a7732690 | 1070 | |
257e42cc | 1071 | /* do not remap current menu if it wasn't updated*/ |
1072 | if (prevmenu == currmenu) | |
a7732690 | 1073 | return; |
1074 | ||
257e42cc | 1075 | /* if this is the first time mapping, skip calculations */ |
1076 | if (prevmenu == NULL) { | |
fd530f3f | 1077 | XMapWindow(dpy, currmenu->win); |
cdc4d51f | 1078 | prevmenu = currmenu; |
1079 | return; | |
27443900 | 1080 | } |
1081 | ||
d8a7caf2 | 1082 | /* find lowest common ancestor menu */ |
257e42cc | 1083 | minlevel = MIN(currmenu->level, prevmenu->level); |
1084 | maxlevel = MAX(currmenu->level, prevmenu->level); | |
1085 | if (currmenu->level == maxlevel) { | |
27443900 | 1086 | menu = currmenu; |
257e42cc | 1087 | menu_ = prevmenu; |
1088 | } else { | |
1089 | menu = prevmenu; | |
1090 | menu_ = currmenu; | |
27443900 | 1091 | } |
1092 | while (menu->level > minlevel) | |
1093 | menu = menu->parent; | |
1094 | while (menu != menu_) { | |
1095 | menu = menu->parent; | |
1096 | menu_ = menu_->parent; | |
d8a7caf2 | 1097 | } |
27443900 | 1098 | lcamenu = menu; |
d8a7caf2 | 1099 | |
873c080c | 1100 | /* unmap menus from currmenu (inclusive) until lcamenu (exclusive) */ |
257e42cc | 1101 | for (menu = prevmenu; menu != lcamenu; menu = menu->parent) { |
8455c369 | 1102 | menu->selected = NULL; |
a7732690 | 1103 | XUnmapWindow(dpy, menu->win); |
1104 | } | |
1105 | ||
873c080c | 1106 | /* map menus from currmenu (inclusive) until lcamenu (exclusive) */ |
d8a7caf2 | 1107 | for (menu = currmenu; menu != lcamenu; menu = menu->parent) { |
3bec05ea | 1108 | |
1109 | if (wflag) { | |
8902c43b | 1110 | setupmenupos(menu); |
3bec05ea | 1111 | XMoveWindow(dpy, menu->win, menu->x, menu->y); |
1112 | } | |
1113 | ||
a7732690 | 1114 | XMapWindow(dpy, menu->win); |
fd530f3f | 1115 | } |
257e42cc | 1116 | |
257e42cc | 1117 | prevmenu = currmenu; |
fd530f3f | 1118 | } |
1119 | ||
8902c43b | 1120 | /* get menu of given window */ |
1121 | static struct Menu * | |
1122 | getmenu(struct Menu *currmenu, Window win) | |
1123 | { | |
1124 | struct Menu *menu; | |
1125 | ||
1126 | for (menu = currmenu; menu != NULL; menu = menu->parent) | |
1127 | if (menu->win == win) | |
1128 | return menu; | |
1129 | ||
1130 | return NULL; | |
1131 | } | |
1132 | ||
1133 | /* get item of given menu and position */ | |
1134 | static struct Item * | |
1135 | getitem(struct Menu *menu, int y) | |
1136 | { | |
1137 | struct Item *item; | |
1138 | ||
1139 | if (menu == NULL) | |
1140 | return NULL; | |
1141 | ||
1142 | for (item = menu->list; item != NULL; item = item->next) | |
1143 | if (y >= item->y && y <= item->y + item->h) | |
1144 | return item; | |
1145 | ||
1146 | return NULL; | |
1147 | } | |
1148 | ||
858338d9 | 1149 | /* cycle through the items; non-zero direction is next, zero is prev */ |
1150 | static struct Item * | |
257e42cc | 1151 | itemcycle(struct Menu *currmenu, int direction) |
858338d9 | 1152 | { |
006c94ce | 1153 | struct Item *item = NULL; |
858338d9 | 1154 | struct Item *lastitem; |
1155 | ||
006c94ce | 1156 | for (lastitem = currmenu->list; lastitem && lastitem->next; lastitem = lastitem->next) |
1157 | ; | |
858338d9 | 1158 | |
006c94ce | 1159 | /* select item (either separator or labeled item) in given direction */ |
1160 | switch (direction) { | |
1161 | case ITEMNEXT: | |
858338d9 | 1162 | if (currmenu->selected == NULL) |
1163 | item = currmenu->list; | |
1164 | else if (currmenu->selected->next != NULL) | |
1165 | item = currmenu->selected->next; | |
006c94ce | 1166 | break; |
1167 | case ITEMPREV: | |
858338d9 | 1168 | if (currmenu->selected == NULL) |
1169 | item = lastitem; | |
1170 | else if (currmenu->selected->prev != NULL) | |
1171 | item = currmenu->selected->prev; | |
006c94ce | 1172 | break; |
1173 | case ITEMFIRST: | |
1174 | item = currmenu->list; | |
1175 | break; | |
1176 | case ITEMLAST: | |
1177 | item = lastitem; | |
1178 | break; | |
1179 | } | |
858338d9 | 1180 | |
006c94ce | 1181 | /* |
1182 | * the selected item can be a separator | |
1183 | * let's select the closest labeled item (ie., one that isn't a separator) | |
1184 | */ | |
1185 | switch (direction) { | |
1186 | case ITEMNEXT: | |
1187 | case ITEMFIRST: | |
1188 | while (item != NULL && item->label == NULL) | |
1189 | item = item->next; | |
1190 | if (item == NULL) | |
1191 | item = currmenu->list; | |
1192 | break; | |
1193 | case ITEMPREV: | |
1194 | case ITEMLAST: | |
858338d9 | 1195 | while (item != NULL && item->label == NULL) |
1196 | item = item->prev; | |
858338d9 | 1197 | if (item == NULL) |
1198 | item = lastitem; | |
006c94ce | 1199 | break; |
858338d9 | 1200 | } |
1201 | ||
1202 | return item; | |
1203 | } | |
1204 | ||
a7732690 | 1205 | /* run event loop */ |
1206 | static void | |
257e42cc | 1207 | run(struct Menu *currmenu) |
a7732690 | 1208 | { |
1209 | struct Menu *menu; | |
1210 | struct Item *item; | |
1211 | struct Item *previtem = NULL; | |
c2959cf4 | 1212 | struct Item *lastitem; |
858338d9 | 1213 | KeySym ksym; |
a7732690 | 1214 | XEvent ev; |
1215 | ||
257e42cc | 1216 | mapmenu(currmenu); |
fd530f3f | 1217 | |
a7732690 | 1218 | while (!XNextEvent(dpy, &ev)) { |
1219 | switch(ev.type) { | |
1220 | case Expose: | |
858338d9 | 1221 | if (ev.xexpose.count == 0) |
3d853664 | 1222 | drawmenus(currmenu); |
a7732690 | 1223 | break; |
1224 | case MotionNotify: | |
257e42cc | 1225 | menu = getmenu(currmenu, ev.xbutton.window); |
0c1a7864 | 1226 | item = getitem(menu, ev.xbutton.y); |
c6d9174e | 1227 | if (menu == NULL || item == NULL || previtem == item) |
fd530f3f | 1228 | break; |
c6d9174e | 1229 | previtem = item; |
1230 | menu->selected = item; | |
1231 | if (item->submenu != NULL) { | |
1232 | currmenu = item->submenu; | |
1233 | currmenu->selected = NULL; | |
1234 | } else { | |
1235 | currmenu = menu; | |
a7732690 | 1236 | } |
c6d9174e | 1237 | mapmenu(currmenu); |
3d853664 | 1238 | drawmenus(currmenu); |
a7732690 | 1239 | break; |
1240 | case ButtonRelease: | |
257e42cc | 1241 | menu = getmenu(currmenu, ev.xbutton.window); |
0c1a7864 | 1242 | item = getitem(menu, ev.xbutton.y); |
fd530f3f | 1243 | if (menu == NULL || item == NULL) |
858338d9 | 1244 | break; |
fd530f3f | 1245 | selectitem: |
1246 | if (item->label == NULL) | |
1247 | break; /* ignore separators */ | |
1248 | if (item->submenu != NULL) { | |
257e42cc | 1249 | currmenu = item->submenu; |
a7732690 | 1250 | } else { |
fd530f3f | 1251 | printf("%s\n", item->output); |
08f16589 | 1252 | return; |
a7732690 | 1253 | } |
257e42cc | 1254 | mapmenu(currmenu); |
fd530f3f | 1255 | currmenu->selected = currmenu->list; |
3d853664 | 1256 | drawmenus(currmenu); |
fd530f3f | 1257 | break; |
858338d9 | 1258 | case ButtonPress: |
257e42cc | 1259 | menu = getmenu(currmenu, ev.xbutton.window); |
0c1a7864 | 1260 | if (menu == NULL) |
858338d9 | 1261 | return; |
1262 | break; | |
1263 | case KeyPress: | |
1264 | ksym = XkbKeycodeToKeysym(dpy, ev.xkey.keycode, 0, 0); | |
1265 | ||
0c1a7864 | 1266 | /* esc closes xmenu when current menu is the root menu */ |
257e42cc | 1267 | if (ksym == XK_Escape && currmenu->parent == NULL) |
858338d9 | 1268 | return; |
1269 | ||
1270 | /* Shift-Tab = ISO_Left_Tab */ | |
1271 | if (ksym == XK_Tab && (ev.xkey.state & ShiftMask)) | |
1272 | ksym = XK_ISO_Left_Tab; | |
1273 | ||
1274 | /* cycle through menu */ | |
1275 | item = NULL; | |
7b166488 | 1276 | if (ksym == XK_Home || ksym == KSYMFIRST) { |
006c94ce | 1277 | item = itemcycle(currmenu, ITEMFIRST); |
7b166488 | 1278 | } else if (ksym == XK_End || ksym == KSYMLAST) { |
006c94ce | 1279 | item = itemcycle(currmenu, ITEMLAST); |
7b166488 | 1280 | } else if (ksym == XK_ISO_Left_Tab || ksym == XK_Up || ksym == KSYMUP) { |
257e42cc | 1281 | item = itemcycle(currmenu, ITEMPREV); |
7b166488 | 1282 | } else if (ksym == XK_Tab || ksym == XK_Down || ksym == KSYMDOWN) { |
257e42cc | 1283 | item = itemcycle(currmenu, ITEMNEXT); |
2b0484b1 | 1284 | } else if (ksym >= XK_1 && ksym <= XK_9){ |
02511d09 | 1285 | item = itemcycle(currmenu, ITEMFIRST); |
c2959cf4 | 1286 | lastitem = itemcycle(currmenu, ITEMLAST); |
1287 | for (int i = ksym - XK_1; i > 0 && item != lastitem; i--) { | |
02511d09 R |
1288 | currmenu->selected = item; |
1289 | item = itemcycle(currmenu, ITEMNEXT); | |
02511d09 R |
1290 | } |
1291 | } else if ((ksym == XK_Return || ksym == XK_Right || ksym == KSYMRIGHT) && | |
1292 | currmenu->selected != NULL) { | |
858338d9 | 1293 | item = currmenu->selected; |
1294 | goto selectitem; | |
7b166488 | 1295 | } else if ((ksym == XK_Escape || ksym == XK_Left || ksym == KSYMLEFT) && |
858338d9 | 1296 | currmenu->parent != NULL) { |
1297 | item = currmenu->parent->selected; | |
257e42cc | 1298 | currmenu = currmenu->parent; |
1299 | mapmenu(currmenu); | |
858338d9 | 1300 | } else |
1301 | break; | |
1302 | currmenu->selected = item; | |
3d853664 | 1303 | drawmenus(currmenu); |
a7732690 | 1304 | break; |
f15fc339 | 1305 | case LeaveNotify: |
fd530f3f | 1306 | previtem = NULL; |
f15fc339 | 1307 | currmenu->selected = NULL; |
3d853664 | 1308 | drawmenus(currmenu); |
f15fc339 | 1309 | break; |
3bec05ea | 1310 | case ConfigureNotify: |
1311 | menu = getmenu(currmenu, ev.xconfigure.window); | |
1312 | if (menu == NULL) | |
1313 | break; | |
1314 | menu->x = ev.xconfigure.x; | |
1315 | menu->y = ev.xconfigure.y; | |
1316 | break; | |
1317 | case ClientMessage: | |
8902c43b | 1318 | if ((unsigned long) ev.xclient.data.l[0] != wmdelete) |
1319 | break; | |
3bec05ea | 1320 | /* user closed window */ |
1321 | menu = getmenu(currmenu, ev.xclient.window); | |
1322 | if (menu->parent == NULL) | |
1323 | return; /* closing the root menu closes the program */ | |
1324 | currmenu = menu->parent; | |
1325 | mapmenu(currmenu); | |
1326 | break; | |
a7732690 | 1327 | } |
1328 | } | |
1329 | } | |
1330 | ||
fd530f3f | 1331 | /* recursivelly free pixmaps and destroy windows */ |
f15fc339 | 1332 | static void |
8902c43b | 1333 | cleanmenu(struct Menu *menu) |
f15fc339 | 1334 | { |
1335 | struct Item *item; | |
ec4ed1ac | 1336 | struct Item *tmp; |
f15fc339 | 1337 | |
ec4ed1ac | 1338 | item = menu->list; |
1339 | while (item != NULL) { | |
f15fc339 | 1340 | if (item->submenu != NULL) |
8902c43b | 1341 | cleanmenu(item->submenu); |
ec4ed1ac | 1342 | tmp = item; |
3d853664 | 1343 | if (menu->drawn) { |
1344 | XFreePixmap(dpy, item->unsel); | |
1345 | if (tmp->label != NULL) | |
1346 | XFreePixmap(dpy, item->sel); | |
1347 | } | |
15dfafdf | 1348 | if (tmp->label != tmp->output) |
1349 | free(tmp->label); | |
6b5123e7 | 1350 | free(tmp->output); |
33376f54 | 1351 | item = item->next; |
ec4ed1ac | 1352 | free(tmp); |
1353 | } | |
f15fc339 | 1354 | |
f15fc339 | 1355 | XDestroyWindow(dpy, menu->win); |
ec4ed1ac | 1356 | free(menu); |
f15fc339 | 1357 | } |
1358 | ||
8902c43b | 1359 | /* cleanup X and exit */ |
a7732690 | 1360 | static void |
15dfafdf | 1361 | cleanup(void) |
a7732690 | 1362 | { |
7539247b | 1363 | size_t i; |
1364 | ||
257e42cc | 1365 | XUngrabPointer(dpy, CurrentTime); |
1366 | XUngrabKeyboard(dpy, CurrentTime); | |
1367 | ||
dbeb9940 | 1368 | XftColorFree(dpy, visual, colormap, &dc.normal[ColorBG]); |
1369 | XftColorFree(dpy, visual, colormap, &dc.normal[ColorFG]); | |
1370 | XftColorFree(dpy, visual, colormap, &dc.selected[ColorBG]); | |
1371 | XftColorFree(dpy, visual, colormap, &dc.selected[ColorFG]); | |
fd530f3f | 1372 | XftColorFree(dpy, visual, colormap, &dc.separator); |
1373 | XftColorFree(dpy, visual, colormap, &dc.border); | |
dbeb9940 | 1374 | |
7539247b | 1375 | for (i = 0; i < dc.nfonts; i++) |
1376 | XftFontClose(dpy, dc.fonts[i]); | |
1377 | ||
f15fc339 | 1378 | XFreeGC(dpy, dc.gc); |
a7732690 | 1379 | XCloseDisplay(dpy); |
a7732690 | 1380 | } |
1381 | ||
1382 | /* show usage */ | |
1383 | static void | |
1384 | usage(void) | |
1385 | { | |
a48473fd | 1386 | (void)fprintf(stderr, "usage: xmenu [-iw] [-p position] [title]\n"); |
a7732690 | 1387 | exit(1); |
1388 | } |