dmenu.c - dmenu - dynamic menu | |
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dmenu.c (19477B) | |
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1 /* See LICENSE file for copyright and license details. */ | |
2 #include <ctype.h> | |
3 #include <locale.h> | |
4 #include <stdio.h> | |
5 #include <stdlib.h> | |
6 #include <string.h> | |
7 #include <strings.h> | |
8 #include <time.h> | |
9 #include <unistd.h> | |
10 | |
11 #include <X11/Xlib.h> | |
12 #include <X11/Xatom.h> | |
13 #include <X11/Xutil.h> | |
14 #ifdef XINERAMA | |
15 #include <X11/extensions/Xinerama.h> | |
16 #endif | |
17 #include <X11/Xft/Xft.h> | |
18 | |
19 #include "drw.h" | |
20 #include "util.h" | |
21 | |
22 /* macros */ | |
23 #define INTERSECT(x,y,w,h,r) (MAX(0, MIN((x)+(w),(r).x_org+(r).width) … | |
24 * MAX(0, MIN((y)+(h),(r).y_org+(r).height) … | |
25 #define TEXTW(X) (drw_fontset_getwidth(drw, (X)) + lrpad) | |
26 | |
27 /* enums */ | |
28 enum { SchemeNorm, SchemeSel, SchemeOut, SchemeLast }; /* color schemes … | |
29 | |
30 struct item { | |
31 char *text; | |
32 struct item *left, *right; | |
33 int out; | |
34 }; | |
35 | |
36 static char text[BUFSIZ] = ""; | |
37 static char *embed; | |
38 static int bh, mw, mh; | |
39 static int inputw = 0, promptw; | |
40 static int lrpad; /* sum of left and right padding */ | |
41 static size_t cursor; | |
42 static struct item *items = NULL; | |
43 static struct item *matches, *matchend; | |
44 static struct item *prev, *curr, *next, *sel; | |
45 static int mon = -1, screen; | |
46 | |
47 static Atom clip, utf8; | |
48 static Display *dpy; | |
49 static Window root, parentwin, win; | |
50 static XIC xic; | |
51 | |
52 static Drw *drw; | |
53 static Clr *scheme[SchemeLast]; | |
54 | |
55 #include "config.h" | |
56 | |
57 static int (*fstrncmp)(const char *, const char *, size_t) = strncmp; | |
58 static char *(*fstrstr)(const char *, const char *) = strstr; | |
59 | |
60 static unsigned int | |
61 textw_clamp(const char *str, unsigned int n) | |
62 { | |
63 unsigned int w = drw_fontset_getwidth_clamp(drw, str, n) + lrpad; | |
64 return MIN(w, n); | |
65 } | |
66 | |
67 static void | |
68 appenditem(struct item *item, struct item **list, struct item **last) | |
69 { | |
70 if (*last) | |
71 (*last)->right = item; | |
72 else | |
73 *list = item; | |
74 | |
75 item->left = *last; | |
76 item->right = NULL; | |
77 *last = item; | |
78 } | |
79 | |
80 static void | |
81 calcoffsets(void) | |
82 { | |
83 int i, n; | |
84 | |
85 if (lines > 0) | |
86 n = lines * bh; | |
87 else | |
88 n = mw - (promptw + inputw + TEXTW("<") + TEXTW(">")); | |
89 /* calculate which items will begin the next page and previous p… | |
90 for (i = 0, next = curr; next; next = next->right) | |
91 if ((i += (lines > 0) ? bh : textw_clamp(next->text, n))… | |
92 break; | |
93 for (i = 0, prev = curr; prev && prev->left; prev = prev->left) | |
94 if ((i += (lines > 0) ? bh : textw_clamp(prev->left->tex… | |
95 break; | |
96 } | |
97 | |
98 static void | |
99 cleanup(void) | |
100 { | |
101 size_t i; | |
102 | |
103 XUngrabKeyboard(dpy, CurrentTime); | |
104 for (i = 0; i < SchemeLast; i++) | |
105 free(scheme[i]); | |
106 for (i = 0; items && items[i].text; ++i) | |
107 free(items[i].text); | |
108 free(items); | |
109 drw_free(drw); | |
110 XSync(dpy, False); | |
111 XCloseDisplay(dpy); | |
112 } | |
113 | |
114 static char * | |
115 cistrstr(const char *h, const char *n) | |
116 { | |
117 size_t i; | |
118 | |
119 if (!n[0]) | |
120 return (char *)h; | |
121 | |
122 for (; *h; ++h) { | |
123 for (i = 0; n[i] && tolower((unsigned char)n[i]) == | |
124 tolower((unsigned char)h[i]); ++i) | |
125 ; | |
126 if (n[i] == '\0') | |
127 return (char *)h; | |
128 } | |
129 return NULL; | |
130 } | |
131 | |
132 static int | |
133 drawitem(struct item *item, int x, int y, int w) | |
134 { | |
135 if (item == sel) | |
136 drw_setscheme(drw, scheme[SchemeSel]); | |
137 else if (item->out) | |
138 drw_setscheme(drw, scheme[SchemeOut]); | |
139 else | |
140 drw_setscheme(drw, scheme[SchemeNorm]); | |
141 | |
142 return drw_text(drw, x, y, w, bh, lrpad / 2, item->text, 0); | |
143 } | |
144 | |
145 static void | |
146 drawmenu(void) | |
147 { | |
148 unsigned int curpos; | |
149 struct item *item; | |
150 int x = 0, y = 0, w; | |
151 | |
152 drw_setscheme(drw, scheme[SchemeNorm]); | |
153 drw_rect(drw, 0, 0, mw, mh, 1, 1); | |
154 | |
155 if (prompt && *prompt) { | |
156 drw_setscheme(drw, scheme[SchemeSel]); | |
157 x = drw_text(drw, x, 0, promptw, bh, lrpad / 2, prompt, … | |
158 } | |
159 /* draw input field */ | |
160 w = (lines > 0 || !matches) ? mw - x : inputw; | |
161 drw_setscheme(drw, scheme[SchemeNorm]); | |
162 drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0); | |
163 | |
164 curpos = TEXTW(text) - TEXTW(&text[cursor]); | |
165 if ((curpos += lrpad / 2 - 1) < w) { | |
166 drw_setscheme(drw, scheme[SchemeNorm]); | |
167 drw_rect(drw, x + curpos, 2, 2, bh - 4, 1, 0); | |
168 } | |
169 | |
170 if (lines > 0) { | |
171 /* draw vertical list */ | |
172 for (item = curr; item != next; item = item->right) | |
173 drawitem(item, x, y += bh, mw - x); | |
174 } else if (matches) { | |
175 /* draw horizontal list */ | |
176 x += inputw; | |
177 w = TEXTW("<"); | |
178 if (curr->left) { | |
179 drw_setscheme(drw, scheme[SchemeNorm]); | |
180 drw_text(drw, x, 0, w, bh, lrpad / 2, "<", 0); | |
181 } | |
182 x += w; | |
183 for (item = curr; item != next; item = item->right) | |
184 x = drawitem(item, x, 0, textw_clamp(item->text,… | |
185 if (next) { | |
186 w = TEXTW(">"); | |
187 drw_setscheme(drw, scheme[SchemeNorm]); | |
188 drw_text(drw, mw - w, 0, w, bh, lrpad / 2, ">", … | |
189 } | |
190 } | |
191 drw_map(drw, win, 0, 0, mw, mh); | |
192 } | |
193 | |
194 static void | |
195 grabfocus(void) | |
196 { | |
197 struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 }; | |
198 Window focuswin; | |
199 int i, revertwin; | |
200 | |
201 for (i = 0; i < 100; ++i) { | |
202 XGetInputFocus(dpy, &focuswin, &revertwin); | |
203 if (focuswin == win) | |
204 return; | |
205 XSetInputFocus(dpy, win, RevertToParent, CurrentTime); | |
206 nanosleep(&ts, NULL); | |
207 } | |
208 die("cannot grab focus"); | |
209 } | |
210 | |
211 static void | |
212 grabkeyboard(void) | |
213 { | |
214 struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 }; | |
215 int i; | |
216 | |
217 if (embed) | |
218 return; | |
219 /* try to grab keyboard, we may have to wait for another process… | |
220 for (i = 0; i < 1000; i++) { | |
221 if (XGrabKeyboard(dpy, DefaultRootWindow(dpy), True, Gra… | |
222 GrabModeAsync, CurrentTime) == GrabSuc… | |
223 return; | |
224 nanosleep(&ts, NULL); | |
225 } | |
226 die("cannot grab keyboard"); | |
227 } | |
228 | |
229 static void | |
230 match(void) | |
231 { | |
232 static char **tokv = NULL; | |
233 static int tokn = 0; | |
234 | |
235 char buf[sizeof text], *s; | |
236 int i, tokc = 0; | |
237 size_t len, textsize; | |
238 struct item *item, *lprefix, *lsubstr, *prefixend, *substrend; | |
239 | |
240 strcpy(buf, text); | |
241 /* separate input text into tokens to be matched individually */ | |
242 for (s = strtok(buf, " "); s; tokv[tokc - 1] = s, s = strtok(NUL… | |
243 if (++tokc > tokn && !(tokv = realloc(tokv, ++tokn * siz… | |
244 die("cannot realloc %zu bytes:", tokn * sizeof *… | |
245 len = tokc ? strlen(tokv[0]) : 0; | |
246 | |
247 matches = lprefix = lsubstr = matchend = prefixend = substrend =… | |
248 textsize = strlen(text) + 1; | |
249 for (item = items; item && item->text; item++) { | |
250 for (i = 0; i < tokc; i++) | |
251 if (!fstrstr(item->text, tokv[i])) | |
252 break; | |
253 if (i != tokc) /* not all tokens match */ | |
254 continue; | |
255 /* exact matches go first, then prefixes, then substring… | |
256 if (!tokc || !fstrncmp(text, item->text, textsize)) | |
257 appenditem(item, &matches, &matchend); | |
258 else if (!fstrncmp(tokv[0], item->text, len)) | |
259 appenditem(item, &lprefix, &prefixend); | |
260 else | |
261 appenditem(item, &lsubstr, &substrend); | |
262 } | |
263 if (lprefix) { | |
264 if (matches) { | |
265 matchend->right = lprefix; | |
266 lprefix->left = matchend; | |
267 } else | |
268 matches = lprefix; | |
269 matchend = prefixend; | |
270 } | |
271 if (lsubstr) { | |
272 if (matches) { | |
273 matchend->right = lsubstr; | |
274 lsubstr->left = matchend; | |
275 } else | |
276 matches = lsubstr; | |
277 matchend = substrend; | |
278 } | |
279 curr = sel = matches; | |
280 calcoffsets(); | |
281 } | |
282 | |
283 static void | |
284 insert(const char *str, ssize_t n) | |
285 { | |
286 if (strlen(text) + n > sizeof text - 1) | |
287 return; | |
288 /* move existing text out of the way, insert new text, and updat… | |
289 memmove(&text[cursor + n], &text[cursor], sizeof text - cursor -… | |
290 if (n > 0) | |
291 memcpy(&text[cursor], str, n); | |
292 cursor += n; | |
293 match(); | |
294 } | |
295 | |
296 static size_t | |
297 nextrune(int inc) | |
298 { | |
299 ssize_t n; | |
300 | |
301 /* return location of next utf8 rune in the given direction (+1 … | |
302 for (n = cursor + inc; n + inc >= 0 && (text[n] & 0xc0) == 0x80;… | |
303 ; | |
304 return n; | |
305 } | |
306 | |
307 static void | |
308 movewordedge(int dir) | |
309 { | |
310 if (dir < 0) { /* move cursor to the start of the word*/ | |
311 while (cursor > 0 && strchr(worddelimiters, text[nextrun… | |
312 cursor = nextrune(-1); | |
313 while (cursor > 0 && !strchr(worddelimiters, text[nextru… | |
314 cursor = nextrune(-1); | |
315 } else { /* move cursor to the end of the word */ | |
316 while (text[cursor] && strchr(worddelimiters, text[curso… | |
317 cursor = nextrune(+1); | |
318 while (text[cursor] && !strchr(worddelimiters, text[curs… | |
319 cursor = nextrune(+1); | |
320 } | |
321 } | |
322 | |
323 static void | |
324 keypress(XKeyEvent *ev) | |
325 { | |
326 char buf[64]; | |
327 int len; | |
328 KeySym ksym = NoSymbol; | |
329 Status status; | |
330 | |
331 len = XmbLookupString(xic, ev, buf, sizeof buf, &ksym, &status); | |
332 switch (status) { | |
333 default: /* XLookupNone, XBufferOverflow */ | |
334 return; | |
335 case XLookupChars: /* composed string from input method */ | |
336 goto insert; | |
337 case XLookupKeySym: | |
338 case XLookupBoth: /* a KeySym and a string are returned: use key… | |
339 break; | |
340 } | |
341 | |
342 if (ev->state & ControlMask) { | |
343 switch(ksym) { | |
344 case XK_a: ksym = XK_Home; break; | |
345 case XK_b: ksym = XK_Left; break; | |
346 case XK_c: ksym = XK_Escape; break; | |
347 case XK_d: ksym = XK_Delete; break; | |
348 case XK_e: ksym = XK_End; break; | |
349 case XK_f: ksym = XK_Right; break; | |
350 case XK_g: ksym = XK_Escape; break; | |
351 case XK_h: ksym = XK_BackSpace; break; | |
352 case XK_i: ksym = XK_Tab; break; | |
353 case XK_j: /* fallthrough */ | |
354 case XK_J: /* fallthrough */ | |
355 case XK_m: /* fallthrough */ | |
356 case XK_M: ksym = XK_Return; ev->state &= ~ControlMask; … | |
357 case XK_n: ksym = XK_Down; break; | |
358 case XK_p: ksym = XK_Up; break; | |
359 | |
360 case XK_k: /* delete right */ | |
361 text[cursor] = '\0'; | |
362 match(); | |
363 break; | |
364 case XK_u: /* delete left */ | |
365 insert(NULL, 0 - cursor); | |
366 break; | |
367 case XK_w: /* delete word */ | |
368 while (cursor > 0 && strchr(worddelimiters, text… | |
369 insert(NULL, nextrune(-1) - cursor); | |
370 while (cursor > 0 && !strchr(worddelimiters, tex… | |
371 insert(NULL, nextrune(-1) - cursor); | |
372 break; | |
373 case XK_y: /* paste selection */ | |
374 case XK_Y: | |
375 XConvertSelection(dpy, (ev->state & ShiftMask) ?… | |
376 utf8, utf8, win, CurrentTime); | |
377 return; | |
378 case XK_Left: | |
379 case XK_KP_Left: | |
380 movewordedge(-1); | |
381 goto draw; | |
382 case XK_Right: | |
383 case XK_KP_Right: | |
384 movewordedge(+1); | |
385 goto draw; | |
386 case XK_Return: | |
387 case XK_KP_Enter: | |
388 break; | |
389 case XK_bracketleft: | |
390 cleanup(); | |
391 exit(1); | |
392 default: | |
393 return; | |
394 } | |
395 } else if (ev->state & Mod1Mask) { | |
396 switch(ksym) { | |
397 case XK_b: | |
398 movewordedge(-1); | |
399 goto draw; | |
400 case XK_f: | |
401 movewordedge(+1); | |
402 goto draw; | |
403 case XK_g: ksym = XK_Home; break; | |
404 case XK_G: ksym = XK_End; break; | |
405 case XK_h: ksym = XK_Up; break; | |
406 case XK_j: ksym = XK_Next; break; | |
407 case XK_k: ksym = XK_Prior; break; | |
408 case XK_l: ksym = XK_Down; break; | |
409 default: | |
410 return; | |
411 } | |
412 } | |
413 | |
414 switch(ksym) { | |
415 default: | |
416 insert: | |
417 if (!iscntrl((unsigned char)*buf)) | |
418 insert(buf, len); | |
419 break; | |
420 case XK_Delete: | |
421 case XK_KP_Delete: | |
422 if (text[cursor] == '\0') | |
423 return; | |
424 cursor = nextrune(+1); | |
425 /* fallthrough */ | |
426 case XK_BackSpace: | |
427 if (cursor == 0) | |
428 return; | |
429 insert(NULL, nextrune(-1) - cursor); | |
430 break; | |
431 case XK_End: | |
432 case XK_KP_End: | |
433 if (text[cursor] != '\0') { | |
434 cursor = strlen(text); | |
435 break; | |
436 } | |
437 if (next) { | |
438 /* jump to end of list and position items in rev… | |
439 curr = matchend; | |
440 calcoffsets(); | |
441 curr = prev; | |
442 calcoffsets(); | |
443 while (next && (curr = curr->right)) | |
444 calcoffsets(); | |
445 } | |
446 sel = matchend; | |
447 break; | |
448 case XK_Escape: | |
449 cleanup(); | |
450 exit(1); | |
451 case XK_Home: | |
452 case XK_KP_Home: | |
453 if (sel == matches) { | |
454 cursor = 0; | |
455 break; | |
456 } | |
457 sel = curr = matches; | |
458 calcoffsets(); | |
459 break; | |
460 case XK_Left: | |
461 case XK_KP_Left: | |
462 if (cursor > 0 && (!sel || !sel->left || lines > 0)) { | |
463 cursor = nextrune(-1); | |
464 break; | |
465 } | |
466 if (lines > 0) | |
467 return; | |
468 /* fallthrough */ | |
469 case XK_Up: | |
470 case XK_KP_Up: | |
471 if (sel && sel->left && (sel = sel->left)->right == curr… | |
472 curr = prev; | |
473 calcoffsets(); | |
474 } | |
475 break; | |
476 case XK_Next: | |
477 case XK_KP_Next: | |
478 if (!next) | |
479 return; | |
480 sel = curr = next; | |
481 calcoffsets(); | |
482 break; | |
483 case XK_Prior: | |
484 case XK_KP_Prior: | |
485 if (!prev) | |
486 return; | |
487 sel = curr = prev; | |
488 calcoffsets(); | |
489 break; | |
490 case XK_Return: | |
491 case XK_KP_Enter: | |
492 puts((sel && !(ev->state & ShiftMask)) ? sel->text : tex… | |
493 if (!(ev->state & ControlMask)) { | |
494 cleanup(); | |
495 exit(0); | |
496 } | |
497 if (sel) | |
498 sel->out = 1; | |
499 break; | |
500 case XK_Right: | |
501 case XK_KP_Right: | |
502 if (text[cursor] != '\0') { | |
503 cursor = nextrune(+1); | |
504 break; | |
505 } | |
506 if (lines > 0) | |
507 return; | |
508 /* fallthrough */ | |
509 case XK_Down: | |
510 case XK_KP_Down: | |
511 if (sel && sel->right && (sel = sel->right) == next) { | |
512 curr = next; | |
513 calcoffsets(); | |
514 } | |
515 break; | |
516 case XK_Tab: | |
517 if (!sel) | |
518 return; | |
519 cursor = strnlen(sel->text, sizeof text - 1); | |
520 memcpy(text, sel->text, cursor); | |
521 text[cursor] = '\0'; | |
522 match(); | |
523 break; | |
524 } | |
525 | |
526 draw: | |
527 drawmenu(); | |
528 } | |
529 | |
530 static void | |
531 paste(void) | |
532 { | |
533 char *p, *q; | |
534 int di; | |
535 unsigned long dl; | |
536 Atom da; | |
537 | |
538 /* we have been given the current selection, now insert it into … | |
539 if (XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1,… | |
540 utf8, &da, &di, &dl, &dl, (unsigned char **)&… | |
541 == Success && p) { | |
542 insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strle… | |
543 XFree(p); | |
544 } | |
545 drawmenu(); | |
546 } | |
547 | |
548 static void | |
549 readstdin(void) | |
550 { | |
551 char *line = NULL; | |
552 size_t i, itemsiz = 0, linesiz = 0; | |
553 ssize_t len; | |
554 | |
555 /* read each line from stdin and add it to the item list */ | |
556 for (i = 0; (len = getline(&line, &linesiz, stdin)) != -1; i++) { | |
557 if (i + 1 >= itemsiz) { | |
558 itemsiz += 256; | |
559 if (!(items = realloc(items, itemsiz * sizeof(*i… | |
560 die("cannot realloc %zu bytes:", itemsiz… | |
561 } | |
562 if (line[len - 1] == '\n') | |
563 line[len - 1] = '\0'; | |
564 if (!(items[i].text = strdup(line))) | |
565 die("strdup:"); | |
566 | |
567 items[i].out = 0; | |
568 } | |
569 free(line); | |
570 if (items) | |
571 items[i].text = NULL; | |
572 lines = MIN(lines, i); | |
573 } | |
574 | |
575 static void | |
576 run(void) | |
577 { | |
578 XEvent ev; | |
579 | |
580 while (!XNextEvent(dpy, &ev)) { | |
581 if (XFilterEvent(&ev, win)) | |
582 continue; | |
583 switch(ev.type) { | |
584 case DestroyNotify: | |
585 if (ev.xdestroywindow.window != win) | |
586 break; | |
587 cleanup(); | |
588 exit(1); | |
589 case Expose: | |
590 if (ev.xexpose.count == 0) | |
591 drw_map(drw, win, 0, 0, mw, mh); | |
592 break; | |
593 case FocusIn: | |
594 /* regrab focus from parent window */ | |
595 if (ev.xfocus.window != win) | |
596 grabfocus(); | |
597 break; | |
598 case KeyPress: | |
599 keypress(&ev.xkey); | |
600 break; | |
601 case SelectionNotify: | |
602 if (ev.xselection.property == utf8) | |
603 paste(); | |
604 break; | |
605 case VisibilityNotify: | |
606 if (ev.xvisibility.state != VisibilityUnobscured) | |
607 XRaiseWindow(dpy, win); | |
608 break; | |
609 } | |
610 } | |
611 } | |
612 | |
613 static void | |
614 setup(void) | |
615 { | |
616 int x, y, i, j; | |
617 unsigned int du; | |
618 XSetWindowAttributes swa; | |
619 XIM xim; | |
620 Window w, dw, *dws; | |
621 XWindowAttributes wa; | |
622 XClassHint ch = {"dmenu", "dmenu"}; | |
623 #ifdef XINERAMA | |
624 XineramaScreenInfo *info; | |
625 Window pw; | |
626 int a, di, n, area = 0; | |
627 #endif | |
628 /* init appearance */ | |
629 for (j = 0; j < SchemeLast; j++) | |
630 scheme[j] = drw_scm_create(drw, colors[j], 2); | |
631 | |
632 clip = XInternAtom(dpy, "CLIPBOARD", False); | |
633 utf8 = XInternAtom(dpy, "UTF8_STRING", False); | |
634 | |
635 /* calculate menu geometry */ | |
636 bh = drw->fonts->h + 2; | |
637 lines = MAX(lines, 0); | |
638 mh = (lines + 1) * bh; | |
639 #ifdef XINERAMA | |
640 i = 0; | |
641 if (parentwin == root && (info = XineramaQueryScreens(dpy, &n)))… | |
642 XGetInputFocus(dpy, &w, &di); | |
643 if (mon >= 0 && mon < n) | |
644 i = mon; | |
645 else if (w != root && w != PointerRoot && w != None) { | |
646 /* find top-level window containing current inpu… | |
647 do { | |
648 if (XQueryTree(dpy, (pw = w), &dw, &w, &… | |
649 XFree(dws); | |
650 } while (w != root && w != pw); | |
651 /* find xinerama screen with which the window in… | |
652 if (XGetWindowAttributes(dpy, pw, &wa)) | |
653 for (j = 0; j < n; j++) | |
654 if ((a = INTERSECT(wa.x, wa.y, w… | |
655 area = a; | |
656 i = j; | |
657 } | |
658 } | |
659 /* no focused window is on screen, so use pointer locati… | |
660 if (mon < 0 && !area && XQueryPointer(dpy, root, &dw, &d… | |
661 for (i = 0; i < n; i++) | |
662 if (INTERSECT(x, y, 1, 1, info[i]) != 0) | |
663 break; | |
664 | |
665 x = info[i].x_org; | |
666 y = info[i].y_org + (topbar ? 0 : info[i].height - mh); | |
667 mw = info[i].width; | |
668 XFree(info); | |
669 } else | |
670 #endif | |
671 { | |
672 if (!XGetWindowAttributes(dpy, parentwin, &wa)) | |
673 die("could not get embedding window attributes: … | |
674 parentwin); | |
675 x = 0; | |
676 y = topbar ? 0 : wa.height - mh; | |
677 mw = wa.width; | |
678 } | |
679 promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0; | |
680 inputw = mw / 3; /* input width: ~33% of monitor width */ | |
681 match(); | |
682 | |
683 /* create menu window */ | |
684 swa.override_redirect = True; | |
685 swa.background_pixel = scheme[SchemeNorm][ColBg].pixel; | |
686 swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeM… | |
687 win = XCreateWindow(dpy, root, x, y, mw, mh, 0, | |
688 CopyFromParent, CopyFromParent, CopyFromPare… | |
689 CWOverrideRedirect | CWBackPixel | CWEventMa… | |
690 XSetClassHint(dpy, win, &ch); | |
691 | |
692 /* input methods */ | |
693 if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) | |
694 die("XOpenIM failed: could not open input device"); | |
695 | |
696 xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatus… | |
697 XNClientWindow, win, XNFocusWindow, win, NULL); | |
698 | |
699 XMapRaised(dpy, win); | |
700 if (embed) { | |
701 XReparentWindow(dpy, win, parentwin, x, y); | |
702 XSelectInput(dpy, parentwin, FocusChangeMask | Substruct… | |
703 if (XQueryTree(dpy, parentwin, &dw, &w, &dws, &du) && dw… | |
704 for (i = 0; i < du && dws[i] != win; ++i) | |
705 XSelectInput(dpy, dws[i], FocusChangeMas… | |
706 XFree(dws); | |
707 } | |
708 grabfocus(); | |
709 } | |
710 drw_resize(drw, mw, mh); | |
711 drawmenu(); | |
712 } | |
713 | |
714 static void | |
715 usage(void) | |
716 { | |
717 die("usage: dmenu [-bfiv] [-l lines] [-p prompt] [-fn font] [-m … | |
718 " [-nb color] [-nf color] [-sb color] [-sf color… | |
719 } | |
720 | |
721 int | |
722 main(int argc, char *argv[]) | |
723 { | |
724 XWindowAttributes wa; | |
725 int i, fast = 0; | |
726 | |
727 for (i = 1; i < argc; i++) | |
728 /* these options take no arguments */ | |
729 if (!strcmp(argv[i], "-v")) { /* prints version inf… | |
730 puts("dmenu-"VERSION); | |
731 exit(0); | |
732 } else if (!strcmp(argv[i], "-b")) /* appears at the bot… | |
733 topbar = 0; | |
734 else if (!strcmp(argv[i], "-f")) /* grabs keyboard bef… | |
735 fast = 1; | |
736 else if (!strcmp(argv[i], "-i")) { /* case-insensitive i… | |
737 fstrncmp = strncasecmp; | |
738 fstrstr = cistrstr; | |
739 } else if (i + 1 == argc) | |
740 usage(); | |
741 /* these options take one argument */ | |
742 else if (!strcmp(argv[i], "-l")) /* number of lines in… | |
743 lines = atoi(argv[++i]); | |
744 else if (!strcmp(argv[i], "-m")) | |
745 mon = atoi(argv[++i]); | |
746 else if (!strcmp(argv[i], "-p")) /* adds prompt to lef… | |
747 prompt = argv[++i]; | |
748 else if (!strcmp(argv[i], "-fn")) /* font or font set */ | |
749 fonts[0] = argv[++i]; | |
750 else if (!strcmp(argv[i], "-nb")) /* normal background … | |
751 colors[SchemeNorm][ColBg] = argv[++i]; | |
752 else if (!strcmp(argv[i], "-nf")) /* normal foreground … | |
753 colors[SchemeNorm][ColFg] = argv[++i]; | |
754 else if (!strcmp(argv[i], "-sb")) /* selected backgroun… | |
755 colors[SchemeSel][ColBg] = argv[++i]; | |
756 else if (!strcmp(argv[i], "-sf")) /* selected foregroun… | |
757 colors[SchemeSel][ColFg] = argv[++i]; | |
758 else if (!strcmp(argv[i], "-w")) /* embedding window i… | |
759 embed = argv[++i]; | |
760 else | |
761 usage(); | |
762 | |
763 if (!setlocale(LC_CTYPE, "") || !XSupportsLocale()) | |
764 fputs("warning: no locale support\n", stderr); | |
765 if (!(dpy = XOpenDisplay(NULL))) | |
766 die("cannot open display"); | |
767 screen = DefaultScreen(dpy); | |
768 root = RootWindow(dpy, screen); | |
769 if (!embed || !(parentwin = strtol(embed, NULL, 0))) | |
770 parentwin = root; | |
771 if (!XGetWindowAttributes(dpy, parentwin, &wa)) | |
772 die("could not get embedding window attributes: 0x%lx", | |
773 parentwin); | |
774 drw = drw_create(dpy, screen, root, wa.width, wa.height); | |
775 if (!drw_fontset_create(drw, fonts, LENGTH(fonts))) | |
776 die("no fonts could be loaded."); | |
777 lrpad = drw->fonts->h; | |
778 | |
779 #ifdef __OpenBSD__ | |
780 if (pledge("stdio rpath", NULL) == -1) | |
781 die("pledge"); | |
782 #endif | |
783 | |
784 if (fast && !isatty(0)) { | |
785 grabkeyboard(); | |
786 readstdin(); | |
787 } else { | |
788 readstdin(); | |
789 grabkeyboard(); | |
790 } | |
791 setup(); | |
792 run(); | |
793 | |
794 return 1; /* unreachable */ | |
795 } |