commit cf7e4c15a97fa4e0921985d8e31bf9d6d4414b9a
from: Anselm R Garbe <garbeam@gmail.com>
date: Mon Aug 18 09:03:28 2008 UTC

backported drawtext() simplifications to dmenu

commit - c43c692a4db35c1527d1beb0edadef671588cb04
commit + cf7e4c15a97fa4e0921985d8e31bf9d6d4414b9a
blob - 9206a44588983de1e62cce887cc3a5f49019106e
blob + bd1ee6bc7754bfb8a6d303c8f8fe5e33664e2c2d
--- config.mk
+++ config.mk
@@ -1,5 +1,5 @@
 # dmenu version
-VERSION = 3.8
+VERSION = 3.9
 
 # Customize below to fit your system
 
blob - 895bdc503b18b9761ed86823178e9c8faececae7
blob + a9c0f60f048164fa437619070316f4853f9ecacd
--- dmenu.c
+++ dmenu.c
@@ -17,6 +17,7 @@
 /* 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))
 
 /* enums */
 enum { ColFG, ColBG, ColLast };
@@ -212,37 +213,25 @@ drawmenu(void) {
 
 void
 drawtext(const char *text, unsigned long col[ColLast]) {
-	int x, y, w, h;
-	static char buf[256];
-	unsigned int len, olen;
+	int i, x, y, h, len, olen;
+	char buf[256];
 	XRectangle r = { dc.x, dc.y, dc.w, dc.h };
 
 	XSetForeground(dpy, dc.gc, col[ColBG]);
 	XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
 	if(!text)
 		return;
-	w = 0;
-	olen = len = strlen(text);
-	if(len >= sizeof buf)
-		len = sizeof buf - 1;
-	memcpy(buf, text, len);
-	buf[len] = 0;
+	olen = strlen(text);
 	h = dc.font.ascent + dc.font.descent;
 	y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
 	x = dc.x + (h / 2);
 	/* shorten text if necessary */
-	while(len && (w = textnw(buf, len)) > dc.w - h)
-		buf[--len] = 0;
-	if(len < olen) {
-		if(len > 1)
-			buf[len - 1] = '.';
-		if(len > 2)
-			buf[len - 2] = '.';
-		if(len > 3)
-			buf[len - 3] = '.';
-	}
-	if(w > dc.w)
-		return; /* too long */
+	for(len = MIN(olen, sizeof buf); len && (i = textnw(buf, len)) > dc.w - h; len--);
+	if(!len)
+		return;
+	memcpy(buf, text, len);
+	if(len < olen)
+		for(i = len; i && i > len - 3; buf[--i] = '.');
 	XSetForeground(dpy, dc.gc, col[ColFG]);
 	if(dc.font.set)
 		XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);