X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=dmenu.c;h=ae56f4fbced707105d4cbfbf4faabcaee6dd6ffc;hb=43b0c2c3dd3e694cf674097d493ef6630efc5403;hp=0e7b70bdc74043a46bae25d34f78969d1c9e8372;hpb=44c7de3dcf49ee568863f55610f40c7a05b4dfe7;p=dmenu.git diff --git a/dmenu.c b/dmenu.c index 0e7b70b..ae56f4f 100644 --- a/dmenu.c +++ b/dmenu.c @@ -6,6 +6,7 @@ #include #include #include +#include #include #include @@ -34,8 +35,8 @@ struct item { }; static char text[BUFSIZ] = ""; +static char *embed; static int bh, mw, mh; -static int sw, sh; /* X display screen geometry width, height */ static int inputw = 0, promptw; static int lrpad; /* sum of left and right padding */ static size_t cursor; @@ -46,7 +47,7 @@ static int mon = -1, screen; static Atom clip, utf8; static Display *dpy; -static Window root, win; +static Window root, parentwin, win; static XIC xic; static Drw *drw; @@ -81,10 +82,10 @@ calcoffsets(void) n = mw - (promptw + inputw + TEXTW("<") + TEXTW(">")); /* calculate which items will begin the next page and previous page */ for (i = 0, next = curr; next; next = next->right) - if ((i += (lines > 0) ? bh : TEXTW(next->text)) > n) + if ((i += (lines > 0) ? bh : MIN(TEXTW(next->text), n)) > n) break; for (i = 0, prev = curr; prev && prev->left; prev = prev->left) - if ((i += (lines > 0) ? bh : TEXTW(prev->left->text)) > n) + if ((i += (lines > 0) ? bh : MIN(TEXTW(prev->left->text), n)) > n) break; } @@ -144,7 +145,7 @@ drawmenu(void) drw_setscheme(drw, scheme[SchemeNorm]); drw_text(drw, x, 0, w, bh, lrpad / 2, text, 0); - drw_font_getexts(drw->fonts, text, cursor, &curpos, NULL); + curpos = TEXTW(text) - TEXTW(&text[cursor]); if ((curpos += lrpad / 2 - 1) < w) { drw_setscheme(drw, scheme[SchemeNorm]); drw_rect(drw, x + curpos, 2, 2, bh - 4, 1, 0); @@ -174,12 +175,31 @@ drawmenu(void) drw_map(drw, win, 0, 0, mw, mh); } +static void +grabfocus(void) +{ + struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 }; + Window focuswin; + int i, revertwin; + + for (i = 0; i < 100; ++i) { + XGetInputFocus(dpy, &focuswin, &revertwin); + if (focuswin == win) + return; + XSetInputFocus(dpy, win, RevertToParent, CurrentTime); + nanosleep(&ts, NULL); + } + die("cannot grab focus"); +} + static void grabkeyboard(void) { struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 }; int i; + if (embed) + return; /* try to grab keyboard, we may have to wait for another process to ungrab */ for (i = 0; i < 1000; i++) { if (XGrabKeyboard(dpy, DefaultRootWindow(dpy), True, GrabModeAsync, @@ -187,7 +207,7 @@ grabkeyboard(void) return; nanosleep(&ts, NULL); } - die("cannot grab keyboard\n"); + die("cannot grab keyboard"); } static void @@ -205,11 +225,11 @@ match(void) /* separate input text into tokens to be matched individually */ for (s = strtok(buf, " "); s; tokv[tokc - 1] = s, s = strtok(NULL, " ")) if (++tokc > tokn && !(tokv = realloc(tokv, ++tokn * sizeof *tokv))) - die("cannot realloc %u bytes\n", tokn * sizeof *tokv); + die("cannot realloc %u bytes:", tokn * sizeof *tokv); len = tokc ? strlen(tokv[0]) : 0; matches = lprefix = lsubstr = matchend = prefixend = substrend = NULL; - textsize = strlen(text); + textsize = strlen(text) + 1; for (item = items; item && item->text; item++) { for (i = 0; i < tokc; i++) if (!fstrstr(item->text, tokv[i])) @@ -268,18 +288,42 @@ nextrune(int inc) return n; } +static void +movewordedge(int dir) +{ + if (dir < 0) { /* move cursor to the start of the word*/ + while (cursor > 0 && strchr(worddelimiters, text[nextrune(-1)])) + cursor = nextrune(-1); + while (cursor > 0 && !strchr(worddelimiters, text[nextrune(-1)])) + cursor = nextrune(-1); + } else { /* move cursor to the end of the word */ + while (text[cursor] && strchr(worddelimiters, text[cursor])) + cursor = nextrune(+1); + while (text[cursor] && !strchr(worddelimiters, text[cursor])) + cursor = nextrune(+1); + } +} + static void keypress(XKeyEvent *ev) { char buf[32]; int len; - KeySym ksym = NoSymbol; + KeySym ksym; Status status; len = XmbLookupString(xic, ev, buf, sizeof buf, &ksym, &status); - if (status == XBufferOverflow) + switch (status) { + default: /* XLookupNone, XBufferOverflow */ return; - if (ev->state & ControlMask) + case XLookupChars: + goto insert; + case XLookupKeySym: + case XLookupBoth: + break; + } + + if (ev->state & ControlMask) { switch(ksym) { case XK_a: ksym = XK_Home; break; case XK_b: ksym = XK_Left; break; @@ -315,6 +359,12 @@ keypress(XKeyEvent *ev) XConvertSelection(dpy, (ev->state & ShiftMask) ? clip : XA_PRIMARY, utf8, utf8, win, CurrentTime); return; + case XK_Left: + movewordedge(-1); + goto draw; + case XK_Right: + movewordedge(+1); + goto draw; case XK_Return: case XK_KP_Enter: break; @@ -324,8 +374,14 @@ keypress(XKeyEvent *ev) default: return; } - else if (ev->state & Mod1Mask) + } else if (ev->state & Mod1Mask) { switch(ksym) { + case XK_b: + movewordedge(-1); + goto draw; + case XK_f: + movewordedge(+1); + goto draw; case XK_g: ksym = XK_Home; break; case XK_G: ksym = XK_End; break; case XK_h: ksym = XK_Up; break; @@ -335,8 +391,11 @@ keypress(XKeyEvent *ev) default: return; } + } + switch(ksym) { default: +insert: if (!iscntrl(*buf)) insert(buf, len); break; @@ -436,6 +495,8 @@ keypress(XKeyEvent *ev) match(); break; } + +draw: drawmenu(); } @@ -448,10 +509,12 @@ paste(void) Atom da; /* we have been given the current selection, now insert it into input */ - XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1, False, - utf8, &da, &di, &dl, &dl, (unsigned char **)&p); - insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p)); - XFree(p); + if (XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1, False, + utf8, &da, &di, &dl, &dl, (unsigned char **)&p) + == Success && p) { + insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p)); + XFree(p); + } drawmenu(); } @@ -480,7 +543,7 @@ readstdin(void) } if (items) items[i].text = NULL; - inputw = TEXTW(items[imax].text); + inputw = items ? TEXTW(items[imax].text) : 0; lines = MIN(lines, i); } @@ -490,13 +553,23 @@ run(void) XEvent ev; while (!XNextEvent(dpy, &ev)) { - if (XFilterEvent(&ev, win)) + if (XFilterEvent(&ev, None)) continue; switch(ev.type) { + case DestroyNotify: + if (ev.xdestroywindow.window != win) + break; + cleanup(); + exit(1); case Expose: if (ev.xexpose.count == 0) drw_map(drw, win, 0, 0, mw, mh); break; + case FocusIn: + /* regrab focus from parent window */ + if (ev.xfocus.window != win) + grabfocus(); + break; case KeyPress: keypress(&ev.xkey); break; @@ -515,21 +588,21 @@ run(void) static void setup(void) { - int x, y; + int x, y, i, j; + unsigned int du; XSetWindowAttributes swa; XIM xim; + Window w, dw, *dws; + XWindowAttributes wa; + XClassHint ch = {"dmenu", "dmenu"}; #ifdef XINERAMA XineramaScreenInfo *info; - Window w, pw, dw, *dws; - XWindowAttributes wa; - int a, j, di, n, i = 0, area = 0; - unsigned int du; + Window pw; + int a, di, n, area = 0; #endif - /* init appearance */ - scheme[SchemeNorm] = drw_scm_create(drw, colors[SchemeNorm], 2); - scheme[SchemeSel] = drw_scm_create(drw, colors[SchemeSel], 2); - scheme[SchemeOut] = drw_scm_create(drw, colors[SchemeOut], 2); + for (j = 0; j < SchemeLast; j++) + scheme[j] = drw_scm_create(drw, colors[j], 2); clip = XInternAtom(dpy, "CLIPBOARD", False); utf8 = XInternAtom(dpy, "UTF8_STRING", False); @@ -539,9 +612,10 @@ setup(void) lines = MAX(lines, 0); mh = (lines + 1) * bh; #ifdef XINERAMA - if ((info = XineramaQueryScreens(dpy, &n))) { + i = 0; + if (parentwin == root && (info = XineramaQueryScreens(dpy, &n))) { XGetInputFocus(dpy, &w, &di); - if (mon != -1 && mon < n) + if (mon >= 0 && mon < n) i = mon; else if (w != root && w != PointerRoot && w != None) { /* find top-level window containing current input focus */ @@ -558,7 +632,7 @@ setup(void) } } /* no focused window is on screen, so use pointer location instead */ - if (mon == -1 && !area && XQueryPointer(dpy, root, &dw, &dw, &x, &y, &di, &di, &du)) + if (mon < 0 && !area && XQueryPointer(dpy, root, &dw, &dw, &x, &y, &di, &di, &du)) for (i = 0; i < n; i++) if (INTERSECT(x, y, 1, 1, info[i])) break; @@ -570,9 +644,12 @@ setup(void) } else #endif { + if (!XGetWindowAttributes(dpy, parentwin, &wa)) + die("could not get embedding window attributes: 0x%lx", + parentwin); x = 0; - y = topbar ? 0 : sh - mh; - mw = sw; + y = topbar ? 0 : wa.height - mh; + mw = wa.width; } promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0; inputw = MIN(inputw, mw/3); @@ -582,17 +659,36 @@ setup(void) swa.override_redirect = True; swa.background_pixel = scheme[SchemeNorm][ColBg].pixel; swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask; - win = XCreateWindow(dpy, root, x, y, mw, mh, 0, - DefaultDepth(dpy, screen), CopyFromParent, - DefaultVisual(dpy, screen), + win = XCreateWindow(dpy, parentwin, x, y, mw, mh, 0, + CopyFromParent, CopyFromParent, CopyFromParent, CWOverrideRedirect | CWBackPixel | CWEventMask, &swa); + XSetClassHint(dpy, win, &ch); + + + /* input methods */ + if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) { + XSetLocaleModifiers("@im=local"); + if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) { + XSetLocaleModifiers("@im="); + if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) + die("XOpenIM failed. Could not open input device.\n"); + } + } - /* open input methods */ - xim = XOpenIM(dpy, NULL, NULL, NULL); xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing, XNClientWindow, win, XNFocusWindow, win, NULL); XMapRaised(dpy, win); + XSetInputFocus(dpy, win, RevertToParent, CurrentTime); + if (embed) { + XSelectInput(dpy, parentwin, FocusChangeMask | SubstructureNotifyMask); + if (XQueryTree(dpy, parentwin, &dw, &w, &dws, &du) && dws) { + for (i = 0; i < du && dws[i] != win; ++i) + XSelectInput(dpy, dws[i], FocusChangeMask); + XFree(dws); + } + grabfocus(); + } drw_resize(drw, mw, mh); drawmenu(); } @@ -600,14 +696,15 @@ setup(void) static void usage(void) { - fputs("usage: dmenu [-b] [-f] [-i] [-l lines] [-p prompt] [-fn font] [-m monitor]\n" - " [-nb color] [-nf color] [-sb color] [-sf color] [-v]\n", stderr); + fputs("usage: dmenu [-bfiv] [-l lines] [-p prompt] [-fn font] [-m monitor]\n" + " [-nb color] [-nf color] [-sb color] [-sf color] [-w windowid]\n", stderr); exit(1); } int main(int argc, char *argv[]) { + XWindowAttributes wa; int i, fast = 0; for (i = 1; i < argc; i++) @@ -641,23 +738,35 @@ main(int argc, char *argv[]) colors[SchemeSel][ColBg] = argv[++i]; else if (!strcmp(argv[i], "-sf")) /* selected foreground color */ colors[SchemeSel][ColFg] = argv[++i]; + else if (!strcmp(argv[i], "-w")) /* embedding window id */ + embed = argv[++i]; else usage(); if (!setlocale(LC_CTYPE, "") || !XSupportsLocale()) fputs("warning: no locale support\n", stderr); + if (!XSetLocaleModifiers("")) + fputs("warning: no locale modifiers support\n", stderr); if (!(dpy = XOpenDisplay(NULL))) - die("cannot open display\n"); + die("cannot open display"); screen = DefaultScreen(dpy); root = RootWindow(dpy, screen); - sw = DisplayWidth(dpy, screen); - sh = DisplayHeight(dpy, screen); - drw = drw_create(dpy, screen, root, sw, sh); + if (!embed || !(parentwin = strtol(embed, NULL, 0))) + parentwin = root; + if (!XGetWindowAttributes(dpy, parentwin, &wa)) + die("could not get embedding window attributes: 0x%lx", + parentwin); + drw = drw_create(dpy, screen, root, wa.width, wa.height); if (!drw_fontset_create(drw, fonts, LENGTH(fonts))) - die("no fonts could be loaded.\n"); + die("no fonts could be loaded."); lrpad = drw->fonts->h; - if (fast) { +#ifdef __OpenBSD__ + if (pledge("stdio rpath", NULL) == -1) + die("pledge"); +#endif + + if (fast && !isatty(0)) { grabkeyboard(); readstdin(); } else {