X-Git-Url: https://git.xinqibao.xyz/dmenu.git/blobdiff_plain/309d071df557142e6efc328bd1475760b4f576e6..d9c24564d2f46312a9ed94539e0299a9859e87d9:/dmenu.c diff --git a/dmenu.c b/dmenu.c index 9315181..2cc2cad 100644 --- a/dmenu.c +++ b/dmenu.c @@ -1,11 +1,9 @@ /* See LICENSE file for copyright and license details. */ #include #include -#include #include #include #include -#include #include #include #include @@ -16,7 +14,6 @@ #include /* macros */ -#define CLEANMASK(mask) (mask & ~(numlockmask | LockMask)) #define INRECT(X,Y,RX,RY,RW,RH) ((X) >= (RX) && (X) < (RX) + (RW) && (Y) >= (RY) && (Y) < (RY) + (RH)) #define MIN(a, b) ((a) < (b) ? (a) : (b)) #define MAX(a, b) ((a) > (b) ? (a) : (b)) @@ -39,7 +36,7 @@ static void dinput(void); static void drawmenu(void); static void drawmenuh(void); static void drawmenuv(void); -static Bool grabkeyboard(void); +static void grabkeyboard(void); static void kpress(XKeyEvent *e); static void match(char *pattern); static void readstdin(void); @@ -55,14 +52,12 @@ static char *prompt = NULL; static char text[4096]; static int cmdw = 0; static int promptw = 0; -static int ret = 0; static int screen; static unsigned int lines = 0; static unsigned int numlockmask = 0; static unsigned int mw, mh; static unsigned long normcol[ColLast]; static unsigned long selcol[ColLast]; -static Bool running = True; static Bool topbar = True; static DC dc; static Display *dpy; @@ -72,7 +67,7 @@ static Item *sel = NULL; static Item *next = NULL; static Item *prev = NULL; static Item *curr = NULL; -static Window win, parent; +static Window win, root; static int (*fstrncmp)(const char *, const char *, size_t) = strncmp; static char *(*fstrstr)(const char *, const char *) = strstr; static void (*calcoffsets)(void) = calcoffsetsh; @@ -90,15 +85,15 @@ appenditem(Item *i, Item **list, Item **last) { void calcoffsetsh(void) { - unsigned int w; + unsigned int x; - w = promptw + cmdw + (2 * spaceitem); + x = promptw + cmdw + (2 * spaceitem); for(next = curr; next; next = next->right) - if((w += MIN(textw(&dc, next->text), mw / 3)) > mw) + if((x += MIN(textw(&dc, next->text), mw / 3)) > mw) break; - w = promptw + cmdw + (2 * spaceitem); + x = promptw + cmdw + (2 * spaceitem); for(prev = curr; prev && prev->left; prev = prev->left) - if((w += MIN(textw(&dc, prev->left->text), mw / 3)) > mw) + if((x += MIN(textw(&dc, prev->left->text), mw / 3)) > mw) break; } @@ -149,6 +144,7 @@ cleanup(void) { cleanupdraw(&dc); XDestroyWindow(dpy, win); XUngrabKeyboard(dpy, CurrentTime); + XCloseDisplay(dpy); } void @@ -185,7 +181,6 @@ drawmenu(void) { else if(curr) drawmenuh(); XCopyArea(dpy, dc.drawable, win, dc.gc, 0, 0, mw, mh, 0, 0); - XFlush(dpy); } void @@ -222,17 +217,18 @@ drawmenuv(void) { XMoveResizeWindow(dpy, win, wa.x, wa.y + (topbar ? 0 : wa.height - mh), mw, mh); } -Bool +void grabkeyboard(void) { unsigned int len; for(len = 1000; len; len--) { - if(XGrabKeyboard(dpy, parent, True, GrabModeAsync, GrabModeAsync, CurrentTime) + if(XGrabKeyboard(dpy, root, True, GrabModeAsync, GrabModeAsync, CurrentTime) == GrabSuccess) break; usleep(1000); } - return len > 0; + if(!len) + exit(EXIT_FAILURE); } void @@ -329,9 +325,7 @@ kpress(XKeyEvent *e) { sel = sel->right; break; case XK_Escape: - ret = 1; - running = False; - return; + exit(EXIT_FAILURE); case XK_Home: sel = curr = item; calcoffsets(); @@ -363,8 +357,7 @@ kpress(XKeyEvent *e) { dinput(); fprintf(stdout, "%s", sel ? sel->text : text); fflush(stdout); - running = False; - return; + exit(EXIT_SUCCESS); case XK_Right: case XK_Down: if(!sel || !sel->right) @@ -457,7 +450,8 @@ run(void) { XEvent ev; /* main event loop */ - while(running && !XNextEvent(dpy, &ev)) + XSync(dpy, False); + while(!XNextEvent(dpy, &ev)) switch(ev.type) { case KeyPress: kpress(&ev.xkey); @@ -467,10 +461,11 @@ run(void) { drawmenu(); break; case VisibilityNotify: - if (ev.xvisibility.state != VisibilityUnobscured) + if(ev.xvisibility.state != VisibilityUnobscured) XRaiseWindow(dpy, win); break; } + exit(EXIT_FAILURE); } void @@ -482,7 +477,6 @@ setup(void) { #endif XModifierKeymap *modmap; XSetWindowAttributes wa; - XWindowAttributes pwa; /* init modifier map */ modmap = XGetModifierMapping(dpy); @@ -509,13 +503,13 @@ setup(void) { /* menu window geometry */ mh = (dc.font.height + 2) * (lines + 1); #if XINERAMA - if(parent == RootWindow(dpy, screen) && XineramaIsActive(dpy) && (info = XineramaQueryScreens(dpy, &n))) { + if(XineramaIsActive(dpy) && (info = XineramaQueryScreens(dpy, &n))) { i = 0; if(n > 1) { int di; unsigned int dui; Window dummy; - if(XQueryPointer(dpy, parent, &dummy, &dummy, &x, &y, &di, &di, &dui)) + if(XQueryPointer(dpy, root, &dummy, &dummy, &x, &y, &di, &di, &dui)) for(i = 0; i < n; i++) if(INRECT(x, y, info[i].x_org, info[i].y_org, info[i].width, info[i].height)) break; @@ -528,14 +522,12 @@ setup(void) { else #endif { - if(!XGetWindowAttributes(dpy, parent, &pwa)) - eprint("cannot get window attributes"); x = 0; - y = topbar ? 0 : pwa.height - mh; - mw = pwa.width; + y = topbar ? 0 : mh - DisplayHeight(dpy, screen); + mw = DisplayWidth(dpy, screen); } - win = XCreateWindow(dpy, parent, x, y, mw, mh, 0, + win = XCreateWindow(dpy, root, x, y, mw, mh, 0, DefaultDepth(dpy, screen), CopyFromParent, DefaultVisual(dpy, screen), CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa); @@ -555,7 +547,7 @@ main(int argc, char *argv[]) { unsigned int i; /* command line args */ - progname = argv[0]; + progname = "dmenu"; for(i = 1; i < argc; i++) if(!strcmp(argv[i], "-i")) { fstrncmp = strncasecmp; @@ -563,9 +555,6 @@ main(int argc, char *argv[]) { } else if(!strcmp(argv[i], "-b")) topbar = False; - else if(!strcmp(argv[i], "-e")) { - if(++i < argc) parent = atoi(argv[i]); - } else if(!strcmp(argv[i], "-l")) { if(++i < argc) lines = atoi(argv[i]); if(lines > 0) @@ -594,29 +583,25 @@ main(int argc, char *argv[]) { exit(EXIT_SUCCESS); } else { - fputs("usage: dmenu [-i] [-b] [-e ] [-l ] [-fn ] [-nb ]\n" - " [-nf ] [-p ] [-sb ] [-sf ] [-v]\n", stderr); + fputs("usage: dmenu [-i] [-b] [-l ] [-fn ] [-nb ]\n" + " [-nf ] [-p ] [-sb ] [-sf ] [-v]\n", stderr); exit(EXIT_FAILURE); } if(!setlocale(LC_CTYPE, "") || !XSupportsLocale()) fprintf(stderr, "dmenu: warning: no locale support\n"); if(!(dpy = XOpenDisplay(NULL))) eprint("cannot open display\n"); + if(atexit(&cleanup) != 0) + eprint("cannot register cleanup\n"); screen = DefaultScreen(dpy); - if(!parent) - parent = RootWindow(dpy, screen); + root = RootWindow(dpy, screen); if(!(argp = malloc(sizeof *argp * (argc+2)))) eprint("cannot malloc %u bytes\n", sizeof *argp * (argc+2)); memcpy(argp + 2, argv + 1, sizeof *argp * argc); readstdin(); - running = grabkeyboard(); - + grabkeyboard(); setup(); - drawmenu(); - XSync(dpy, False); run(); - cleanup(); - XCloseDisplay(dpy); - return ret; + return 0; }