dmenu.c (20334B)
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) - MAX((x),(r).x_org)) \ 24 * MAX(0, MIN((y)+(h),(r).y_org+(r).height) - MAX((y),(r).y_org))) 25 #define LENGTH(X) (sizeof X / sizeof X[0]) 26 #define TEXTW(X) (drw_fontset_getwidth(drw, (X)) + lrpad) 27 28 /* enums */ 29 enum { SchemeNorm, SchemeSel, SchemeOut, SchemeBorder, SchemeLast }; /* color schemes */ 30 31 struct item { 32 char *text; 33 struct item *left, *right; 34 int out; 35 }; 36 37 static char text[BUFSIZ] = ""; 38 static char *embed; 39 static int bh, mw, mh; 40 static int inputw = 0, promptw; 41 static int lrpad; /* sum of left and right padding */ 42 static size_t cursor; 43 static struct item *items = NULL; 44 static struct item *matches, *matchend; 45 static struct item *prev, *curr, *next, *sel; 46 static int mon = -1, screen; 47 48 static Atom clip, utf8; 49 static Display *dpy; 50 static Window root, parentwin, win; 51 static XIC xic; 52 53 static Drw *drw; 54 static Clr *scheme[SchemeLast]; 55 56 #include "config.h" 57 58 static int (*fstrncmp)(const char *, const char *, size_t) = strncmp; 59 static char *(*fstrstr)(const char *, const char *) = strstr; 60 61 static void 62 appenditem(struct item *item, struct item **list, struct item **last) 63 { 64 if (*last) 65 (*last)->right = item; 66 else 67 *list = item; 68 69 item->left = *last; 70 item->right = NULL; 71 *last = item; 72 } 73 74 static void 75 calcoffsets(void) 76 { 77 int i, n; 78 79 if (lines > 0) 80 n = lines * bh; 81 else 82 n = mw - (promptw + inputw + TEXTW("<") + TEXTW(">")); 83 /* calculate which items will begin the next page and previous page */ 84 for (i = 0, next = curr; next; next = next->right) 85 if ((i += (lines > 0) ? bh : MIN(TEXTW(next->text), n)) > n) 86 break; 87 for (i = 0, prev = curr; prev && prev->left; prev = prev->left) 88 if ((i += (lines > 0) ? bh : MIN(TEXTW(prev->left->text), n)) > n) 89 break; 90 } 91 92 static int 93 max_textw(void) 94 { 95 int len = 0; 96 for (struct item *item = items; item && item->text; item++) 97 len = MAX(TEXTW(item->text), len); 98 return len; 99 } 100 101 static void 102 cleanup(void) 103 { 104 size_t i; 105 106 XUngrabKey(dpy, AnyKey, AnyModifier, root); 107 for (i = 0; i < SchemeLast; i++) 108 free(scheme[i]); 109 drw_free(drw); 110 XSync(dpy, False); 111 XCloseDisplay(dpy); 112 } 113 114 static char * 115 cistrstr(const char *s, const char *sub) 116 { 117 size_t len; 118 119 for (len = strlen(sub); *s; s++) 120 if (!strncasecmp(s, sub, len)) 121 return (char *)s; 122 return NULL; 123 } 124 125 static int 126 drawitem(struct item *item, int x, int y, int w) 127 { 128 if (item == sel) 129 drw_setscheme(drw, scheme[SchemeSel]); 130 else if (item->out) 131 drw_setscheme(drw, scheme[SchemeOut]); 132 else 133 drw_setscheme(drw, scheme[SchemeNorm]); 134 135 return drw_text(drw, x, y, w, bh, lrpad / 2, item->text, 0); 136 } 137 138 static void 139 drawmenu(void) 140 { 141 unsigned int curpos; 142 struct item *item; 143 int x = 0, y = 0, fh = drw->fonts->h, w; 144 145 drw_setscheme(drw, scheme[SchemeNorm]); 146 drw_rect(drw, 0, 0, mw, mh, 1, 1); 147 148 if (prompt && *prompt) { 149 drw_setscheme(drw, scheme[SchemeSel]); 150 x = drw_text(drw, x, 0, promptw, bh, lrpad / 2, prompt, 0); 151 } 152 /* draw input field */ 153 w = (lines > 0 || !matches) ? mw - x : inputw; 154 drw_setscheme(drw, scheme[SchemeNorm]); 155 drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0); 156 157 curpos = TEXTW(text) - TEXTW(&text[cursor]); 158 if ((curpos += lrpad / 2 - 1) < w) { 159 drw_setscheme(drw, scheme[SchemeNorm]); 160 drw_rect(drw, x + curpos, 2 + (bh-fh)/2, 2, 14, 1, 0); 161 } 162 163 if (lines > 0) { 164 /* draw vertical list */ 165 for (item = curr; item != next; item = item->right) 166 drawitem(item, x, y += bh, mw - x); 167 } else if (matches) { 168 /* draw horizontal list */ 169 x += inputw; 170 w = TEXTW("<"); 171 if (curr->left) { 172 drw_setscheme(drw, scheme[SchemeNorm]); 173 drw_text(drw, x, 0, w, bh, lrpad / 2, "<", 0); 174 } 175 x += w; 176 for (item = curr; item != next; item = item->right) 177 x = drawitem(item, x, 0, MIN(TEXTW(item->text), mw - x - TEXTW(">"))); 178 if (next) { 179 w = TEXTW(">"); 180 drw_setscheme(drw, scheme[SchemeNorm]); 181 drw_text(drw, mw - w, 0, w, bh, lrpad / 2, ">", 0); 182 } 183 } 184 drw_map(drw, win, 0, 0, mw, mh); 185 } 186 187 static void 188 grabfocus(void) 189 { 190 struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 }; 191 Window focuswin; 192 int i, revertwin; 193 194 for (i = 0; i < 100; ++i) { 195 XGetInputFocus(dpy, &focuswin, &revertwin); 196 if (focuswin == win) 197 return; 198 XSetInputFocus(dpy, win, RevertToParent, CurrentTime); 199 nanosleep(&ts, NULL); 200 } 201 die("cannot grab focus"); 202 } 203 204 static void 205 grabkeyboard(void) 206 { 207 struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 }; 208 int i; 209 210 if (embed) 211 return; 212 /* try to grab keyboard, we may have to wait for another process to ungrab */ 213 for (i = 0; i < 1000; i++) { 214 if (XGrabKeyboard(dpy, DefaultRootWindow(dpy), True, GrabModeAsync, 215 GrabModeAsync, CurrentTime) == GrabSuccess) 216 return; 217 nanosleep(&ts, NULL); 218 } 219 die("cannot grab keyboard"); 220 } 221 222 static void 223 match(void) 224 { 225 static char **tokv = NULL; 226 static int tokn = 0; 227 228 char buf[sizeof text], *s; 229 int i, tokc = 0; 230 size_t len, textsize; 231 struct item *item, *lprefix, *lsubstr, *prefixend, *substrend; 232 233 strcpy(buf, text); 234 /* separate input text into tokens to be matched individually */ 235 for (s = strtok(buf, " "); s; tokv[tokc - 1] = s, s = strtok(NULL, " ")) 236 if (++tokc > tokn && !(tokv = realloc(tokv, ++tokn * sizeof *tokv))) 237 die("cannot realloc %u bytes:", tokn * sizeof *tokv); 238 len = tokc ? strlen(tokv[0]) : 0; 239 240 matches = lprefix = lsubstr = matchend = prefixend = substrend = NULL; 241 textsize = strlen(text) + 1; 242 for (item = items; item && item->text; item++) { 243 for (i = 0; i < tokc; i++) 244 if (!fstrstr(item->text, tokv[i])) 245 break; 246 if (i != tokc) /* not all tokens match */ 247 continue; 248 /* exact matches go first, then prefixes, then substrings */ 249 if (!tokc || !fstrncmp(text, item->text, textsize)) 250 appenditem(item, &matches, &matchend); 251 else if (!fstrncmp(tokv[0], item->text, len)) 252 appenditem(item, &lprefix, &prefixend); 253 else 254 appenditem(item, &lsubstr, &substrend); 255 } 256 if (lprefix) { 257 if (matches) { 258 matchend->right = lprefix; 259 lprefix->left = matchend; 260 } else 261 matches = lprefix; 262 matchend = prefixend; 263 } 264 if (lsubstr) { 265 if (matches) { 266 matchend->right = lsubstr; 267 lsubstr->left = matchend; 268 } else 269 matches = lsubstr; 270 matchend = substrend; 271 } 272 curr = sel = matches; 273 calcoffsets(); 274 } 275 276 static void 277 insert(const char *str, ssize_t n) 278 { 279 if (strlen(text) + n > sizeof text - 1) 280 return; 281 /* move existing text out of the way, insert new text, and update cursor */ 282 memmove(&text[cursor + n], &text[cursor], sizeof text - cursor - MAX(n, 0)); 283 if (n > 0) 284 memcpy(&text[cursor], str, n); 285 cursor += n; 286 match(); 287 } 288 289 static size_t 290 nextrune(int inc) 291 { 292 ssize_t n; 293 294 /* return location of next utf8 rune in the given direction (+1 or -1) */ 295 for (n = cursor + inc; n + inc >= 0 && (text[n] & 0xc0) == 0x80; n += inc) 296 ; 297 return n; 298 } 299 300 static void 301 movewordedge(int dir) 302 { 303 if (dir < 0) { /* move cursor to the start of the word*/ 304 while (cursor > 0 && strchr(worddelimiters, text[nextrune(-1)])) 305 cursor = nextrune(-1); 306 while (cursor > 0 && !strchr(worddelimiters, text[nextrune(-1)])) 307 cursor = nextrune(-1); 308 } else { /* move cursor to the end of the word */ 309 while (text[cursor] && strchr(worddelimiters, text[cursor])) 310 cursor = nextrune(+1); 311 while (text[cursor] && !strchr(worddelimiters, text[cursor])) 312 cursor = nextrune(+1); 313 } 314 } 315 316 static void 317 keypress(XKeyEvent *ev) 318 { 319 char buf[32]; 320 int len; 321 KeySym ksym; 322 Status status; 323 324 len = XmbLookupString(xic, ev, buf, sizeof buf, &ksym, &status); 325 switch (status) { 326 default: /* XLookupNone, XBufferOverflow */ 327 return; 328 case XLookupChars: 329 goto insert; 330 case XLookupKeySym: 331 case XLookupBoth: 332 break; 333 } 334 335 if (ev->state & ControlMask) { 336 switch(ksym) { 337 case XK_a: ksym = XK_Home; break; 338 case XK_b: ksym = XK_Left; break; 339 case XK_c: ksym = XK_Escape; break; 340 case XK_d: ksym = XK_Delete; break; 341 case XK_e: ksym = XK_End; break; 342 case XK_f: ksym = XK_Right; break; 343 case XK_g: ksym = XK_Escape; break; 344 case XK_h: ksym = XK_BackSpace; break; 345 case XK_i: ksym = XK_Tab; break; 346 case XK_j: /* fallthrough */ 347 case XK_J: /* fallthrough */ 348 case XK_m: /* fallthrough */ 349 case XK_M: ksym = XK_Return; ev->state &= ~ControlMask; break; 350 case XK_n: ksym = XK_Down; break; 351 case XK_p: ksym = XK_Up; break; 352 353 case XK_k: /* delete right */ 354 text[cursor] = '\0'; 355 match(); 356 break; 357 case XK_u: /* delete left */ 358 insert(NULL, 0 - cursor); 359 break; 360 case XK_w: /* delete word */ 361 while (cursor > 0 && strchr(worddelimiters, text[nextrune(-1)])) 362 insert(NULL, nextrune(-1) - cursor); 363 while (cursor > 0 && !strchr(worddelimiters, text[nextrune(-1)])) 364 insert(NULL, nextrune(-1) - cursor); 365 break; 366 case XK_y: /* paste selection */ 367 case XK_Y: 368 XConvertSelection(dpy, (ev->state & ShiftMask) ? clip : XA_PRIMARY, 369 utf8, utf8, win, CurrentTime); 370 return; 371 case XK_Left: 372 case XK_KP_Left: 373 movewordedge(-1); 374 goto draw; 375 case XK_Right: 376 case XK_KP_Right: 377 movewordedge(+1); 378 goto draw; 379 case XK_Return: 380 case XK_KP_Enter: 381 break; 382 case XK_bracketleft: 383 cleanup(); 384 exit(1); 385 default: 386 return; 387 } 388 } else if (ev->state & Mod1Mask) { 389 switch(ksym) { 390 case XK_b: 391 movewordedge(-1); 392 goto draw; 393 case XK_f: 394 movewordedge(+1); 395 goto draw; 396 case XK_g: ksym = XK_Home; break; 397 case XK_G: ksym = XK_End; break; 398 case XK_h: ksym = XK_Up; break; 399 case XK_j: ksym = XK_Next; break; 400 case XK_k: ksym = XK_Prior; break; 401 case XK_l: ksym = XK_Down; break; 402 default: 403 return; 404 } 405 } 406 407 switch(ksym) { 408 default: 409 insert: 410 if (!iscntrl(*buf)) 411 insert(buf, len); 412 break; 413 case XK_Delete: 414 case XK_KP_Delete: 415 if (text[cursor] == '\0') 416 return; 417 cursor = nextrune(+1); 418 /* fallthrough */ 419 case XK_BackSpace: 420 if (cursor == 0) 421 return; 422 insert(NULL, nextrune(-1) - cursor); 423 break; 424 case XK_End: 425 case XK_KP_End: 426 if (text[cursor] != '\0') { 427 cursor = strlen(text); 428 break; 429 } 430 if (next) { 431 /* jump to end of list and position items in reverse */ 432 curr = matchend; 433 calcoffsets(); 434 curr = prev; 435 calcoffsets(); 436 while (next && (curr = curr->right)) 437 calcoffsets(); 438 } 439 sel = matchend; 440 break; 441 case XK_Escape: 442 cleanup(); 443 exit(1); 444 case XK_Home: 445 case XK_KP_Home: 446 if (sel == matches) { 447 cursor = 0; 448 break; 449 } 450 sel = curr = matches; 451 calcoffsets(); 452 break; 453 case XK_Left: 454 case XK_KP_Left: 455 if (cursor > 0 && (!sel || !sel->left || lines > 0)) { 456 cursor = nextrune(-1); 457 break; 458 } 459 if (lines > 0) 460 return; 461 /* fallthrough */ 462 case XK_Up: 463 case XK_KP_Up: 464 if (sel && sel->left && (sel = sel->left)->right == curr) { 465 curr = prev; 466 calcoffsets(); 467 } 468 break; 469 case XK_Next: 470 case XK_KP_Next: 471 if (!next) 472 return; 473 sel = curr = next; 474 calcoffsets(); 475 break; 476 case XK_Prior: 477 case XK_KP_Prior: 478 if (!prev) 479 return; 480 sel = curr = prev; 481 calcoffsets(); 482 break; 483 case XK_Return: 484 case XK_KP_Enter: 485 puts((sel && !(ev->state & ShiftMask)) ? sel->text : text); 486 if (!(ev->state & ControlMask)) { 487 cleanup(); 488 exit(0); 489 } 490 if (sel) 491 sel->out = 1; 492 break; 493 case XK_Right: 494 case XK_KP_Right: 495 if (text[cursor] != '\0') { 496 cursor = nextrune(+1); 497 break; 498 } 499 if (lines > 0) 500 return; 501 /* fallthrough */ 502 case XK_Down: 503 case XK_KP_Down: 504 if (sel && sel->right && (sel = sel->right) == next) { 505 curr = next; 506 calcoffsets(); 507 } 508 break; 509 case XK_Tab: 510 if (!sel) 511 return; 512 strncpy(text, sel->text, sizeof text - 1); 513 text[sizeof text - 1] = '\0'; 514 cursor = strlen(text); 515 match(); 516 break; 517 } 518 519 draw: 520 drawmenu(); 521 } 522 523 static void 524 paste(void) 525 { 526 char *p, *q; 527 int di; 528 unsigned long dl; 529 Atom da; 530 531 /* we have been given the current selection, now insert it into input */ 532 if (XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1, False, 533 utf8, &da, &di, &dl, &dl, (unsigned char **)&p) 534 == Success && p) { 535 insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p)); 536 XFree(p); 537 } 538 drawmenu(); 539 } 540 541 static void 542 readstdin(void) 543 { 544 char buf[sizeof text], *p; 545 size_t i, imax = 0, size = 0; 546 unsigned int tmpmax = 0; 547 548 /* read each line from stdin and add it to the item list */ 549 for (i = 0; fgets(buf, sizeof buf, stdin); i++) { 550 if (i + 1 >= size / sizeof *items) 551 if (!(items = realloc(items, (size += BUFSIZ)))) 552 die("cannot realloc %u bytes:", size); 553 if ((p = strchr(buf, '\n'))) 554 *p = '\0'; 555 if (!(items[i].text = strdup(buf))) 556 die("cannot strdup %u bytes:", strlen(buf) + 1); 557 items[i].out = 0; 558 drw_font_getexts(drw->fonts, buf, strlen(buf), &tmpmax, NULL); 559 if (tmpmax > inputw) { 560 inputw = tmpmax; 561 imax = i; 562 } 563 } 564 if (items) 565 items[i].text = NULL; 566 inputw = items ? TEXTW(items[imax].text) : 0; 567 lines = MIN(lines, i); 568 } 569 570 static void 571 run(void) 572 { 573 XEvent ev; 574 575 while (!XNextEvent(dpy, &ev)) { 576 if (XFilterEvent(&ev, win)) 577 continue; 578 switch(ev.type) { 579 case DestroyNotify: 580 if (ev.xdestroywindow.window != win) 581 break; 582 cleanup(); 583 exit(1); 584 case Expose: 585 if (ev.xexpose.count == 0) 586 drw_map(drw, win, 0, 0, mw, mh); 587 break; 588 case FocusIn: 589 /* regrab focus from parent window */ 590 if (ev.xfocus.window != win) 591 grabfocus(); 592 break; 593 case KeyPress: 594 keypress(&ev.xkey); 595 break; 596 case SelectionNotify: 597 if (ev.xselection.property == utf8) 598 paste(); 599 break; 600 case VisibilityNotify: 601 if (ev.xvisibility.state != VisibilityUnobscured) 602 XRaiseWindow(dpy, win); 603 break; 604 } 605 } 606 } 607 608 static void 609 setup(void) 610 { 611 int x, y, i, j; 612 unsigned int du; 613 XSetWindowAttributes swa; 614 XIM xim; 615 Window w, dw, *dws; 616 XWindowAttributes wa; 617 XClassHint ch = {"dmenu", "dmenu"}; 618 #ifdef XINERAMA 619 XineramaScreenInfo *info; 620 Window pw; 621 int a, di, n, area = 0; 622 #endif 623 /* init appearance */ 624 for (j = 0; j < SchemeLast; j++) 625 scheme[j] = drw_scm_create(drw, colors[j], 2); 626 627 clip = XInternAtom(dpy, "CLIPBOARD", False); 628 utf8 = XInternAtom(dpy, "UTF8_STRING", False); 629 630 /* calculate menu geometry */ 631 bh = drw->fonts->h + 2; 632 bh = MAX(bh,lineheight); /* make a menu line AT LEAST 'lineheight' tall */ 633 lines = MAX(lines, 0); 634 mh = (lines + 1) * bh; 635 promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0; 636 #ifdef XINERAMA 637 i = 0; 638 if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) { 639 XGetInputFocus(dpy, &w, &di); 640 if (mon >= 0 && mon < n) 641 i = mon; 642 else if (w != root && w != PointerRoot && w != None) { 643 /* find top-level window containing current input focus */ 644 do { 645 if (XQueryTree(dpy, (pw = w), &dw, &w, &dws, &du) && dws) 646 XFree(dws); 647 } while (w != root && w != pw); 648 /* find xinerama screen with which the window intersects most */ 649 if (XGetWindowAttributes(dpy, pw, &wa)) 650 for (j = 0; j < n; j++) 651 if ((a = INTERSECT(wa.x, wa.y, wa.width, wa.height, info[j])) > area) { 652 area = a; 653 i = j; 654 } 655 } 656 /* no focused window is on screen, so use pointer location instead */ 657 if (mon < 0 && !area && XQueryPointer(dpy, root, &dw, &dw, &x, &y, &di, &di, &du)) 658 for (i = 0; i < n; i++) 659 if (INTERSECT(x, y, 1, 1, info[i])) 660 break; 661 662 if (centered) { 663 mw = MIN(MAX(max_textw() + promptw, min_width), info[i].width); 664 x = info[i].x_org + ((info[i].width - mw) / 2); 665 y = info[i].y_org + ((info[i].height - mh) / 2); 666 } else { 667 x = info[i].x_org; 668 y = info[i].y_org + (topbar ? 0 : info[i].height - mh); 669 mw = info[i].width; 670 } 671 672 XFree(info); 673 } else 674 #endif 675 { 676 if (!XGetWindowAttributes(dpy, parentwin, &wa)) 677 die("could not get embedding window attributes: 0x%lx", 678 parentwin); 679 680 if (centered) { 681 mw = MIN(MAX(max_textw() + promptw, min_width), wa.width); 682 x = (wa.width - mw) / 2; 683 y = (wa.height - mh) / 2; 684 } else { 685 x = 0; 686 y = topbar ? 0 : wa.height - mh; 687 mw = wa.width; 688 } 689 } 690 inputw = MIN(inputw, mw/3); 691 match(); 692 693 /* create menu window */ 694 swa.override_redirect = True; 695 swa.background_pixel = scheme[SchemeNorm][ColBg].pixel; 696 swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask; 697 win = XCreateWindow(dpy, parentwin, x-border_width, y-border_width, mw, mh, border_width, 698 CopyFromParent, CopyFromParent, CopyFromParent, 699 CWOverrideRedirect | CWBackPixel | CWEventMask, &swa); 700 if (border_width) 701 XSetWindowBorder(dpy, win, scheme[SchemeBorder][ColBg].pixel); 702 XSetClassHint(dpy, win, &ch); 703 704 705 /* input methods */ 706 if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) 707 die("XOpenIM failed: could not open input device"); 708 709 xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing, 710 XNClientWindow, win, XNFocusWindow, win, NULL); 711 712 XMapRaised(dpy, win); 713 if (embed) { 714 XSelectInput(dpy, parentwin, FocusChangeMask | SubstructureNotifyMask); 715 if (XQueryTree(dpy, parentwin, &dw, &w, &dws, &du) && dws) { 716 for (i = 0; i < du && dws[i] != win; ++i) 717 XSelectInput(dpy, dws[i], FocusChangeMask); 718 XFree(dws); 719 } 720 grabfocus(); 721 } 722 drw_resize(drw, mw, mh); 723 drawmenu(); 724 } 725 726 static void 727 usage(void) 728 { 729 fputs("usage: dmenu [-bfiv] [-l lines] [-p prompt] [-fn font] [-m monitor]\n" 730 " [-h height]\n" 731 " [-nb color] [-nf color] [-sb color] [-sf color] [-w windowid]\n", stderr); 732 exit(1); 733 } 734 735 int 736 main(int argc, char *argv[]) 737 { 738 XWindowAttributes wa; 739 int i, fast = 0; 740 741 for (i = 1; i < argc; i++) 742 /* these options take no arguments */ 743 if (!strcmp(argv[i], "-v")) { /* prints version information */ 744 puts("dmenu-"VERSION); 745 exit(0); 746 } else if (!strcmp(argv[i], "-b")) /* appears at the bottom of the screen */ 747 topbar = 0; 748 else if (!strcmp(argv[i], "-f")) /* grabs keyboard before reading stdin */ 749 fast = 1; 750 else if (!strcmp(argv[i], "-c")) /* centers dmenu on screen */ 751 centered = 1; 752 else if (!strcmp(argv[i], "-i")) { /* case-insensitive item matching */ 753 fstrncmp = strncasecmp; 754 fstrstr = cistrstr; 755 } else if (i + 1 == argc) 756 usage(); 757 /* these options take one argument */ 758 else if (!strcmp(argv[i], "-l")) /* number of lines in vertical list */ 759 lines = atoi(argv[++i]); 760 else if (!strcmp(argv[i], "-m")) 761 mon = atoi(argv[++i]); 762 else if (!strcmp(argv[i], "-p")) /* adds prompt to left of input field */ 763 prompt = argv[++i]; 764 else if (!strcmp(argv[i], "-fn")) /* font or font set */ 765 fonts[0] = argv[++i]; 766 else if(!strcmp(argv[i], "-h")) { /* minimum height of one menu line */ 767 lineheight = atoi(argv[++i]); 768 lineheight = MAX(lineheight,8); /* reasonable default in case of value too small/negative */ 769 } 770 else if (!strcmp(argv[i], "-nb")) /* normal background color */ 771 colors[SchemeNorm][ColBg] = argv[++i]; 772 else if (!strcmp(argv[i], "-nf")) /* normal foreground color */ 773 colors[SchemeNorm][ColFg] = argv[++i]; 774 else if (!strcmp(argv[i], "-sb")) /* selected background color */ 775 colors[SchemeSel][ColBg] = argv[++i]; 776 else if (!strcmp(argv[i], "-sf")) /* selected foreground color */ 777 colors[SchemeSel][ColFg] = argv[++i]; 778 else if (!strcmp(argv[i], "-w")) /* embedding window id */ 779 embed = argv[++i]; 780 else if (!strcmp(argv[i], "-bw")) 781 border_width = atoi(argv[++i]); /* border width */ 782 else 783 usage(); 784 785 if (!setlocale(LC_CTYPE, "") || !XSupportsLocale()) 786 fputs("warning: no locale support\n", stderr); 787 if (!(dpy = XOpenDisplay(NULL))) 788 die("cannot open display"); 789 screen = DefaultScreen(dpy); 790 root = RootWindow(dpy, screen); 791 if (!embed || !(parentwin = strtol(embed, NULL, 0))) 792 parentwin = root; 793 if (!XGetWindowAttributes(dpy, parentwin, &wa)) 794 die("could not get embedding window attributes: 0x%lx", 795 parentwin); 796 drw = drw_create(dpy, screen, root, wa.width, wa.height); 797 if (!drw_fontset_create(drw, fonts, LENGTH(fonts))) 798 die("no fonts could be loaded."); 799 lrpad = drw->fonts->h; 800 801 #ifdef __OpenBSD__ 802 if (pledge("stdio rpath", NULL) == -1) 803 die("pledge"); 804 #endif 805 806 if (fast && !isatty(0)) { 807 grabkeyboard(); 808 readstdin(); 809 } else { 810 readstdin(); 811 grabkeyboard(); 812 } 813 setup(); 814 run(); 815 816 return 1; /* unreachable */ 817 }