X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=main.c;h=beb8411d267e5d8124ae5fdee96b1c47eda402a9;hb=2772c51e79a5bfdf60103da02af63d972fecf9cf;hp=3ac1c91617878b313eeff37bc4a4474797cf7586;hpb=e4fc9053178152332722d93f0ac81855629b93da;p=dmenu.git

diff --git a/main.c b/main.c
index 3ac1c91..beb8411 100644
--- a/main.c
+++ b/main.c
@@ -108,8 +108,15 @@ drawmenu(void) {
 	XFlush(dpy);
 }
 
+static void
+grabkeyboard(void) {
+	while(XGrabKeyboard(dpy, win, True, GrabModeAsync,
+			 GrabModeAsync, CurrentTime) != GrabSuccess)
+		usleep(1000);
+}
+
 static unsigned long
-getcolor(const char *colstr) {
+initcolor(const char *colstr) {
 	Colormap cmap = DefaultColormap(dpy, screen);
 	XColor color;
 
@@ -196,7 +203,7 @@ match(char *pattern) {
 static void
 kpress(XKeyEvent * e) {
 	char buf[32];
-	int i, num, prev_nitem;
+	int i, num;
 	unsigned int len;
 	KeySym ksym;
 
@@ -282,12 +289,8 @@ kpress(XKeyEvent * e) {
 		}
 		break;
 	case XK_BackSpace:
-		if((i = len)) {
-			prev_nitem = nitem;
-			do {
-				text[--i] = 0;
-				match(text);
-			} while(i && nitem && prev_nitem == nitem);
+		if(len) {
+			text[--len] = 0;
 			match(text);
 		}
 		break;
@@ -418,10 +421,6 @@ main(int argc, char *argv[]) {
 	XModifierKeymap *modmap;
 	XSetWindowAttributes wa;
 
-	if(isatty(STDIN_FILENO)) {
-		fputs("error: dmenu can't run in an interactive shell\n", stdout);
-		usage();
-	}
 	/* command line args */
 	for(i = 1; i < argc; i++)
 		if(!strncmp(argv[i], "-b", 3)) {
@@ -455,25 +454,11 @@ main(int argc, char *argv[]) {
 		eprint("dmenu: cannot open display\n");
 	screen = DefaultScreen(dpy);
 	root = RootWindow(dpy, screen);
-	while(XGrabKeyboard(dpy, root, True, GrabModeAsync,
-			 GrabModeAsync, CurrentTime) != GrabSuccess)
-		usleep(1000);
-	maxname = readstdin();
-	/* init modifier map */
-	modmap = XGetModifierMapping(dpy);
-	for (i = 0; i < 8; i++) {
-		for (j = 0; j < modmap->max_keypermod; j++) {
-			if(modmap->modifiermap[i * modmap->max_keypermod + j]
-			== XKeysymToKeycode(dpy, XK_Num_Lock))
-				numlockmask = (1 << i);
-		}
-	}
-	XFreeModifiermap(modmap);
 	/* style */
-	dc.norm[ColBG] = getcolor(normbg);
-	dc.norm[ColFG] = getcolor(normfg);
-	dc.sel[ColBG] = getcolor(selbg);
-	dc.sel[ColFG] = getcolor(selfg);
+	dc.norm[ColBG] = initcolor(normbg);
+	dc.norm[ColFG] = initcolor(normfg);
+	dc.sel[ColBG] = initcolor(selbg);
+	dc.sel[ColFG] = initcolor(selfg);
 	initfont(font);
 	/* menu window */
 	wa.override_redirect = 1;
@@ -490,6 +475,27 @@ main(int argc, char *argv[]) {
 	dc.drawable = XCreatePixmap(dpy, root, mw, mh, DefaultDepth(dpy, screen));
 	dc.gc = XCreateGC(dpy, root, 0, 0);
 	XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
+	if(!dc.font.set)
+		XSetFont(dpy, dc.gc, dc.font.xfont->fid);
+	drawmenu();
+	XMapRaised(dpy, win);
+	if(isatty(STDIN_FILENO)) {
+		maxname = readstdin();
+		grabkeyboard();
+	}
+	else { /* prevent keypress loss */
+		grabkeyboard();
+		maxname = readstdin();
+	}
+	/* init modifier map */
+	modmap = XGetModifierMapping(dpy);
+	for(i = 0; i < 8; i++)
+		for(j = 0; j < modmap->max_keypermod; j++) {
+			if(modmap->modifiermap[i * modmap->max_keypermod + j]
+			== XKeysymToKeycode(dpy, XK_Num_Lock))
+				numlockmask = (1 << i);
+		}
+	XFreeModifiermap(modmap);
 	if(maxname)
 		cmdw = textw(maxname);
 	if(cmdw > mw / 3)
@@ -500,8 +506,6 @@ main(int argc, char *argv[]) {
 		promptw = mw / 5;
 	text[0] = 0;
 	match(text);
-	XMapRaised(dpy, win);
-	drawmenu();
 	XSync(dpy, False);
 
 	/* main event loop */