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backported drawtext() simplifications to dmenu

This commit is contained in:
Anselm R Garbe 2008-08-18 10:03:28 +01:00
parent c43c692a4d
commit cf7e4c15a9
2 changed files with 11 additions and 22 deletions
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2
config.mk
View File

@ -1,5 +1,5 @@
# dmenu version
VERSION = 3.8
VERSION = 3.9
# Customize below to fit your system

31
dmenu.c
View File

@ -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);