X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=draw.c;h=14bb8011cfb9622d8afadc47d4ae1594a88e4a80;hb=3d25a327aad95e38ecd1642af58a49fc555a9d01;hp=d0f21cdae573274041241f8f06b84eda8a62384a;hpb=13ef97e65ea5a713a3d5ab46916d1ac6d071b825;p=dmenu.git

diff --git a/draw.c b/draw.c
index d0f21cd..14bb801 100644
--- a/draw.c
+++ b/draw.c
@@ -1,5 +1,4 @@
-/*
- * (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
+/* (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
  * See LICENSE file for license details.
  */
 #include "dmenu.h"
@@ -10,8 +9,7 @@
 /* static */
 
 static unsigned int
-textnw(const char *text, unsigned int len)
-{
+textnw(const char *text, unsigned int len) {
 	XRectangle r;
 
 	if(dc.font.set) {
@@ -24,8 +22,7 @@ textnw(const char *text, unsigned int len)
 /* extern */
 
 void
-drawtext(const char *text, unsigned long col[ColLast])
-{
+drawtext(const char *text, unsigned long col[ColLast]) {
 	int x, y, w, h;
 	static char buf[256];
 	unsigned int len, olen;
@@ -34,21 +31,17 @@ drawtext(const char *text, unsigned long col[ColLast])
 
 	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;
-
 	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;
@@ -60,10 +53,8 @@ drawtext(const char *text, unsigned long col[ColLast])
 		if(len > 3)
 			buf[len - 3] = '.';
 	}
-
 	if(w > dc.w)
 		return; /* too long */
-
 	gcv.foreground = col[ColFG];
 	if(dc.font.set) {
 		XChangeGC(dpy, dc.gc, GCForeground, &gcv);
@@ -78,18 +69,17 @@ drawtext(const char *text, unsigned long col[ColLast])
 }
 
 unsigned long
-getcolor(const char *colstr)
-{
+getcolor(const char *colstr) {
 	Colormap cmap = DefaultColormap(dpy, screen);
 	XColor color;
 
-	XAllocNamedColor(dpy, cmap, colstr, &color, &color);
+	if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
+		eprint("error, cannot allocate color '%s'\n", colstr);
 	return color.pixel;
 }
 
 void
-setfont(const char *fontstr)
-{
+setfont(const char *fontstr) {
 	char **missing, *def;
 	int i, n;
 
@@ -109,7 +99,6 @@ setfont(const char *fontstr)
 		XFontSetExtents *font_extents;
 		XFontStruct **xfonts;
 		char **font_names;
-
 		dc.font.ascent = dc.font.descent = 0;
 		font_extents = XExtentsOfFontSet(dc.font.set);
 		n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
@@ -137,7 +126,6 @@ setfont(const char *fontstr)
 }
 
 unsigned int
-textw(const char *text)
-{
+textw(const char *text) {
 	return textnw(text, strlen(text)) + dc.font.height;
 }