X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=dmenu.c;h=fbbfac05e385d02d31152570c5c09093fb5557e2;hb=0ba3bae98196ec8a0887f494cb8a2dd5b645f763;hp=61779066b76307e9c045c748690549e2471aea4e;hpb=eededaa76fb12c10d6de3cb5fcf1479efd39ad75;p=dmenu.git

diff --git a/dmenu.c b/dmenu.c
index 6177906..fbbfac0 100644
--- a/dmenu.c
+++ b/dmenu.c
@@ -118,18 +118,14 @@ calcoffsetsh(void) {
 		return;
 	w = promptw + cmdw + 2 * spaceitem;
 	for(next = curr; next; next=next->right) {
-		tw = textw(next->text);
-		if(tw > mw / 3)
-			tw = mw / 3;
+		tw = MIN(textw(next->text), mw / 3);
 		w += tw;
 		if(w > mw)
 			break;
 	}
 	w = promptw + cmdw + 2 * spaceitem;
 	for(prev = curr; prev && prev->left; prev=prev->left) {
-		tw = textw(prev->left->text);
-		if(tw > mw / 3)
-			tw = mw / 3;
+		tw = MIN(textw(prev->left->text), mw / 3);
 		w += tw;
 		if(w > mw)
 			break;
@@ -138,20 +134,20 @@ calcoffsetsh(void) {
 
 void
 calcoffsetsv(void) {
-	static unsigned int w;
+	static unsigned int h;
 
 	if(!curr)
 		return;
-	w = (dc.font.height + 2) * (lines + 1);
+	h = (dc.font.height + 2) * (lines + 1);
 	for(next = curr; next; next=next->right) {
-		w -= dc.font.height + 2;
-		if(w <= 0)
+		h -= dc.font.height + 2;
+		if(h <= 0)
 			break;
 	}
-	w = (dc.font.height + 2) * (lines + 1);
+	h = (dc.font.height + 2) * (lines + 1);
 	for(prev = curr; prev && prev->left; prev=prev->left) {
-		w -= dc.font.height + 2;
-		if(w <= 0)
+		h -= dc.font.height + 2;
+		if(h <= 0)
 			break;
 	}
 }
@@ -352,10 +348,8 @@ initfont(const char *fontstr) {
 		font_extents = XExtentsOfFontSet(dc.font.set);
 		n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
 		for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
-			if(dc.font.ascent < (*xfonts)->ascent)
-				dc.font.ascent = (*xfonts)->ascent;
-			if(dc.font.descent < (*xfonts)->descent)
-				dc.font.descent = (*xfonts)->descent;
+			dc.font.ascent = MAX(dc.font.ascent, (*xfonts)->ascent);
+			dc.font.descent = MAX(dc.font.descent, (*xfonts)->descent);
 			xfonts++;
 		}
 	}
@@ -394,10 +388,18 @@ kpress(XKeyEvent * e) {
 		switch (ksym) {
 		default:	/* ignore other control sequences */
 			return;
+		case XK_a:
+		case XK_A:
+			ksym = XK_Home;
+			break;
 		case XK_c:
 		case XK_C:
 			ksym = XK_Escape;
 			break;
+		case XK_e:
+		case XK_E:
+			ksym = XK_End;
+			break;
 		case XK_h:
 		case XK_H:
 			ksym = XK_BackSpace;
@@ -421,7 +423,7 @@ kpress(XKeyEvent * e) {
 				i = cursor;
 				while(i-- > 0 && text[i] == ' ');
 				while(i-- > 0 && text[i] != ' ');
-				memmove(text + i + 1, text + cursor, sizeof text - cursor);
+				memmove(text + i + 1, text + cursor, sizeof text - cursor + 1);
 				cursor = i + 1;
 				match(text);
 			}
@@ -452,12 +454,12 @@ kpress(XKeyEvent * e) {
 		case XK_p:
 			{
 				FILE *fp;
-				char *c;
+				char *s;
 				if(!(fp = (FILE*)popen("sselp", "r")))
 					eprint("dmenu: Could not popen sselp\n");
-				c = fgets(buf, sizeof buf, fp);
+				s = fgets(buf, sizeof buf, fp);
 				pclose(fp);
-				if(c == NULL)
+				if(s == NULL)
 					return;
 			}
 			num = strlen(buf);
@@ -613,7 +615,7 @@ match(char *pattern) {
 
 void
 readstdin(void) {
-	char *p, buf[1024];
+	char *p, buf[sizeof text];
 	unsigned int len = 0, max = 0;
 	Item *i, *new;
 
@@ -656,6 +658,10 @@ run(void) {
 			if(ev.xexpose.count == 0)
 				drawmenu();
 			break;
+		case VisibilityNotify:
+			if (ev.xvisibility.state != VisibilityUnobscured)
+				XRaiseWindow(dpy, win);
+			break;
 		}
 }
 
@@ -689,7 +695,7 @@ setup(Bool topbar) {
 	/* menu window */
 	wa.override_redirect = True;
 	wa.background_pixmap = ParentRelative;
-	wa.event_mask = ExposureMask | ButtonPressMask | KeyPressMask;
+	wa.event_mask = ExposureMask | ButtonPressMask | KeyPressMask | VisibilityChangeMask;
 
 	/* menu window geometry */
 	mh = dc.font.height + 2;
@@ -768,6 +774,9 @@ main(int argc, char *argv[]) {
 		}
 		else if(!strcmp(argv[i], "-b"))
 			topbar = False;
+		else if(!strcmp(argv[i], "-e")) {
+			if(++i < argc) root = atoi(argv[i]);
+		}
 		else if(!strcmp(argv[i], "-l")) {
 			vlist = True;
 			calcoffsets = calcoffsetsv;
@@ -794,23 +803,18 @@ main(int argc, char *argv[]) {
 		else if(!strcmp(argv[i], "-v"))
 			eprint("dmenu-"VERSION", © 2006-2010 dmenu engineers, see LICENSE for details\n");
 		else
-			eprint("usage: dmenu [-i] [-b] [-l <lines>] [-fn <font>] [-nb <color>] [-nf <color>]\n"
-			       "             [-p <prompt>] [-sb <color>] [-sf <color>] [-v]\n");
+			eprint("usage: dmenu [-i] [-b] [-e <xid>] [-l <lines>] [-fn <font>] [-nb <color>]\n"
+			       "             [-nf <color>] [-p <prompt>] [-sb <color>] [-sf <color>] [-v]\n");
 	if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
 		fprintf(stderr, "warning: no locale support\n");
 	if(!(dpy = XOpenDisplay(NULL)))
 		eprint("dmenu: cannot open display\n");
 	screen = DefaultScreen(dpy);
-	root = RootWindow(dpy, screen);
+	if(!root)
+		root = RootWindow(dpy, screen);
 
-	if(isatty(STDIN_FILENO)) {
-		readstdin();
-		running = grabkeyboard();
-	}
-	else { /* prevent keypress loss */
-		running = grabkeyboard();
-		readstdin();
-	}
+	readstdin();
+	running = grabkeyboard();
 
 	setup(topbar);
 	drawmenu();