aewl
view draw.c @ 688:39fa5308d73f
removed mode label stuff
| author | Anselm R. Garbe <arg@suckless.org> |
|---|---|
| date | Sun, 14 Jan 2007 22:32:26 +0100 |
| parents | a76799907854 |
| children | cbec08a54a15 |
line source
1 /* (C)opyright MMIV-MMVII Anselm R. Garbe <garbeam at gmail dot com>
2 * See LICENSE file for license details.
3 */
4 #include "dwm.h"
5 #include <stdio.h>
6 #include <string.h>
8 /* static */
10 static Bool
11 isoccupied(unsigned int t)
12 {
13 Client *c;
14 for(c = clients; c; c = c->next)
15 if(c->tags[t])
16 return True;
17 return False;
18 }
20 static unsigned int
21 textnw(const char *text, unsigned int len) {
22 XRectangle r;
24 if(dc.font.set) {
25 XmbTextExtents(dc.font.set, text, len, NULL, &r);
26 return r.width;
27 }
28 return XTextWidth(dc.font.xfont, text, len);
29 }
31 static void
32 drawtext(const char *text, unsigned long col[ColLast], Bool filledsquare, Bool emptysquare) {
33 int x, y, w, h;
34 static char buf[256];
35 unsigned int len, olen;
36 XGCValues gcv;
37 XRectangle r = { dc.x, dc.y, dc.w, dc.h };
38 XPoint pt[5];
40 XSetForeground(dpy, dc.gc, col[ColBG]);
41 XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
42 if(!text)
43 return;
44 w = 0;
45 olen = len = strlen(text);
46 if(len >= sizeof buf)
47 len = sizeof buf - 1;
48 memcpy(buf, text, len);
49 buf[len] = 0;
50 h = dc.font.ascent + dc.font.descent;
51 y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
52 x = dc.x + (h / 2);
53 /* shorten text if necessary */
54 while(len && (w = textnw(buf, len)) > dc.w - h)
55 buf[--len] = 0;
56 if(len < olen) {
57 if(len > 1)
58 buf[len - 1] = '.';
59 if(len > 2)
60 buf[len - 2] = '.';
61 if(len > 3)
62 buf[len - 3] = '.';
63 }
64 if(w > dc.w)
65 return; /* too long */
66 gcv.foreground = col[ColFG];
67 if(dc.font.set) {
68 XChangeGC(dpy, dc.gc, GCForeground, &gcv);
69 XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);
70 }
71 else {
72 gcv.font = dc.font.xfont->fid;
73 XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv);
74 XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
75 }
76 x = (h + 2) / 4;
77 if(filledsquare) {
78 r.x = dc.x + 1;
79 r.y = dc.y + 1;
80 r.width = r.height = x + 1;
81 XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
82 }
83 else if(emptysquare) {
84 pt[0].x = dc.x + 1;
85 pt[0].y = dc.y + 1;
86 pt[1].x = x;
87 pt[1].y = 0;
88 pt[2].x = 0;
89 pt[2].y = x;
90 pt[3].x = -x;
91 pt[3].y = 0;
92 pt[4].x = 0;
93 pt[4].y = -x;
94 XDrawLines(dpy, dc.drawable, dc.gc, pt, 5, CoordModePrevious);
95 }
96 }
98 /* extern */
100 void
101 drawall(void) {
102 Client *c;
104 for(c = clients; c; c = getnext(c->next))
105 drawclient(c);
106 drawstatus();
107 }
109 void
110 drawstatus(void) {
111 int i, x;
113 dc.x = dc.y = 0;
114 for(i = 0; i < ntags; i++) {
115 dc.w = textw(tags[i]);
116 if(seltag[i])
117 drawtext(tags[i], dc.sel, sel && sel->tags[i], isoccupied(i));
118 else
119 drawtext(tags[i], dc.norm, sel && sel->tags[i], isoccupied(i));
120 dc.x += dc.w;
121 }
122 dc.w = bmw;
123 drawtext(arrange == dofloat ? FLOATSYMBOL : TILESYMBOL, dc.status, False, False);
124 x = dc.x + dc.w;
125 dc.w = textw(stext);
126 dc.x = bw - dc.w;
127 if(dc.x < x) {
128 dc.x = x;
129 dc.w = bw - x;
130 }
131 drawtext(stext, dc.status, False, False);
132 if((dc.w = dc.x - x) > bh) {
133 dc.x = x;
134 drawtext(sel ? sel->name : NULL, sel ? dc.sel : dc.norm, False, False);
135 }
136 XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, bw, bh, 0, 0);
137 XSync(dpy, False);
138 }
140 void
141 drawclient(Client *c) {
142 if(c == sel && issel) {
143 drawstatus();
144 XSetWindowBorder(dpy, c->win, dc.sel[ColBG]);
145 return;
146 }
147 XSetWindowBorder(dpy, c->win, dc.norm[ColBG]);
148 XSync(dpy, False);
149 }
151 unsigned long
152 getcolor(const char *colstr) {
153 Colormap cmap = DefaultColormap(dpy, screen);
154 XColor color;
156 if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
157 eprint("error, cannot allocate color '%s'\n", colstr);
158 return color.pixel;
159 }
161 void
162 setfont(const char *fontstr) {
163 char *def, **missing;
164 int i, n;
166 missing = NULL;
167 if(dc.font.set)
168 XFreeFontSet(dpy, dc.font.set);
169 dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
170 if(missing) {
171 while(n--)
172 fprintf(stderr, "missing fontset: %s\n", missing[n]);
173 XFreeStringList(missing);
174 }
175 if(dc.font.set) {
176 XFontSetExtents *font_extents;
177 XFontStruct **xfonts;
178 char **font_names;
179 dc.font.ascent = dc.font.descent = 0;
180 font_extents = XExtentsOfFontSet(dc.font.set);
181 n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
182 for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
183 if(dc.font.ascent < (*xfonts)->ascent)
184 dc.font.ascent = (*xfonts)->ascent;
185 if(dc.font.descent < (*xfonts)->descent)
186 dc.font.descent = (*xfonts)->descent;
187 xfonts++;
188 }
189 }
190 else {
191 if(dc.font.xfont)
192 XFreeFont(dpy, dc.font.xfont);
193 dc.font.xfont = NULL;
194 if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr)))
195 eprint("error, cannot load font: '%s'\n", fontstr);
196 dc.font.ascent = dc.font.xfont->ascent;
197 dc.font.descent = dc.font.xfont->descent;
198 }
199 dc.font.height = dc.font.ascent + dc.font.descent;
200 }
202 unsigned int
203 textw(const char *text) {
204 return textnw(text, strlen(text)) + dc.font.height;
205 }