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72 lines
1.7 KiB
72 lines
1.7 KiB
18 years ago
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/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
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* (C)opyright MMVI-MMVII Sander van Dijk <a dot h dot vandijk at gmail dot com>
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* See LICENSE file for license details.
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*/
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#include "dmenu.h"
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#include <string.h>
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/* extern */
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void
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drawtext(const char *text, unsigned long col[ColLast]) {
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int x, y, w, h;
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static char buf[256];
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unsigned int len, olen;
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XGCValues gcv;
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XRectangle r = { dc.x, dc.y, dc.w, dc.h };
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XSetForeground(dpy, dc.gc, col[ColBG]);
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XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
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if(!text)
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return;
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w = 0;
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olen = len = strlen(text);
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if(len >= sizeof buf)
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len = sizeof buf - 1;
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memcpy(buf, text, len);
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buf[len] = 0;
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h = dc.font.ascent + dc.font.descent;
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y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
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x = dc.x + (h / 2);
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/* shorten text if necessary */
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while(len && (w = textnw(buf, len)) > dc.w - h)
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buf[--len] = 0;
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if(len < olen) {
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if(len > 1)
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buf[len - 1] = '.';
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if(len > 2)
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buf[len - 2] = '.';
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if(len > 3)
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buf[len - 3] = '.';
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}
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if(w > dc.w)
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return; /* too long */
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gcv.foreground = col[ColFG];
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if(dc.font.set) {
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XChangeGC(dpy, dc.gc, GCForeground, &gcv);
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XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc,
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x, y, buf, len);
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}
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else {
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gcv.font = dc.font.xfont->fid;
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XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv);
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XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
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}
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}
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unsigned int
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textw(const char *text) {
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return textnw(text, strlen(text)) + dc.font.height;
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}
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unsigned int
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textnw(const char *text, unsigned int len) {
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XRectangle r;
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if(dc.font.set) {
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XmbTextExtents(dc.font.set, text, len, NULL, &r);
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return r.width;
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}
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return XTextWidth(dc.font.xfont, text, len);
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}
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