dwm-meillo

view draw.c @ 75:f08271b7cb20

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rearranged several stuff
author Anselm R. Garbe <garbeam@wmii.de>
date Sat, 15 Jul 2006 16:30:50 +0200
parents 5370ef170cc9
children 4bd49f404f10
line source
1 /*
2 * (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
3 * See LICENSE file for license details.
4 */
5
6 #include <stdio.h>
7 #include <string.h>
8
9 #include <X11/Xlocale.h>
10
11 #include "dwm.h"
12
13 void
14 drawall()
15 {
16 Client *c;
17
18 for(c = clients; c; c = getnext(c->next))
19 drawtitle(c);
20 drawstatus();
21 }
22
23 void
24 drawstatus()
25 {
26 int i;
27 Bool istile = arrange == dotile;
28
29 dc.x = dc.y = 0;
30 dc.w = bw;
31 drawtext(NULL, !istile, False);
32
33 dc.w = 0;
34 for(i = 0; i < TLast; i++) {
35 dc.x += dc.w;
36 dc.w = textw(tags[i]);
37 if(istile)
38 drawtext(tags[i], (i == tsel), True);
39 else
40 drawtext(tags[i], (i != tsel), True);
41 }
42 if(sel) {
43 dc.x += dc.w;
44 dc.w = textw(sel->name);
45 drawtext(sel->name, istile, True);
46 }
47 dc.w = textw(stext);
48 dc.x = bx + bw - dc.w;
49 drawtext(stext, !istile, False);
50
51 XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, bw, bh, 0, 0);
52 XFlush(dpy);
53 }
54
55 void
56 drawtitle(Client *c)
57 {
58 int i;
59 Bool istile = arrange == dotile;
60
61 if(c == sel) {
62 drawstatus();
63 XUnmapWindow(dpy, c->title);
64 XSetWindowBorder(dpy, c->win, dc.fg);
65 return;
66 }
67
68 XSetWindowBorder(dpy, c->win, dc.bg);
69 XMapWindow(dpy, c->title);
70
71 dc.x = dc.y = 0;
72
73 dc.w = 0;
74 for(i = 0; i < TLast; i++) {
75 if(c->tags[i]) {
76 dc.x += dc.w;
77 dc.w = textw(c->tags[i]);
78 drawtext(c->tags[i], !istile, True);
79 }
80 }
81 dc.x += dc.w;
82 dc.w = textw(c->name);
83 drawtext(c->name, !istile, True);
84 XCopyArea(dpy, dc.drawable, c->title, dc.gc,
85 0, 0, c->tw, c->th, 0, 0);
86 XFlush(dpy);
87 }
88
89 static void
90 drawborder(void)
91 {
92 XPoint points[5];
93 XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
94 XSetForeground(dpy, dc.gc, dc.border);
95 points[0].x = dc.x;
96 points[0].y = dc.y;
97 points[1].x = dc.w - 1;
98 points[1].y = 0;
99 points[2].x = 0;
100 points[2].y = dc.h - 1;
101 points[3].x = -(dc.w - 1);
102 points[3].y = 0;
103 points[4].x = 0;
104 points[4].y = -(dc.h - 1);
105 XDrawLines(dpy, dc.drawable, dc.gc, points, 5, CoordModePrevious);
106 }
107
108 void
109 drawtext(const char *text, Bool invert, Bool border)
110 {
111 int x, y, w, h;
112 unsigned int len;
113 static char buf[256];
114 XGCValues gcv;
115 XRectangle r = { dc.x, dc.y, dc.w, dc.h };
116
117 XSetForeground(dpy, dc.gc, invert ? dc.fg : dc.bg);
118 XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
119
120 w = 0;
121 if(border)
122 drawborder();
123
124 if(!text)
125 return;
126
127 len = strlen(text);
128 if(len >= sizeof(buf))
129 len = sizeof(buf) - 1;
130 memcpy(buf, text, len);
131 buf[len] = 0;
132
133 h = dc.font.ascent + dc.font.descent;
134 y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
135 x = dc.x + (h / 2);
136
137 /* shorten text if necessary */
138 while(len && (w = textnw(buf, len)) > dc.w - h)
139 buf[--len] = 0;
140
141 if(w > dc.w)
142 return; /* too long */
143
144 gcv.foreground = invert ? dc.bg : dc.fg;
145 gcv.background = invert ? dc.fg : dc.bg;
146 if(dc.font.set) {
147 XChangeGC(dpy, dc.gc, GCForeground | GCBackground, &gcv);
148 XmbDrawImageString(dpy, dc.drawable, dc.font.set, dc.gc,
149 x, y, buf, len);
150 }
151 else {
152 gcv.font = dc.font.xfont->fid;
153 XChangeGC(dpy, dc.gc, GCForeground | GCBackground | GCFont, &gcv);
154 XDrawImageString(dpy, dc.drawable, dc.gc, x, y, buf, len);
155 }
156 }
157
158 unsigned long
159 getcolor(const char *colstr)
160 {
161 XColor color;
162 Colormap cmap = DefaultColormap(dpy, screen);
163
164 XAllocNamedColor(dpy, cmap, colstr, &color, &color);
165 return color.pixel;
166 }
167
168 unsigned int
169 textnw(char *text, unsigned int len)
170 {
171 XRectangle r;
172 if(dc.font.set) {
173 XmbTextExtents(dc.font.set, text, len, NULL, &r);
174 return r.width;
175 }
176 return XTextWidth(dc.font.xfont, text, len);
177 }
178
179 unsigned int
180 textw(char *text)
181 {
182 return textnw(text, strlen(text)) + dc.font.height;
183 }
184
185 void
186 setfont(const char *fontstr)
187 {
188 char **missing, *def;
189 int i, n;
190
191 missing = NULL;
192 setlocale(LC_ALL, "");
193 if(dc.font.set)
194 XFreeFontSet(dpy, dc.font.set);
195 dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
196 if(missing) {
197 while(n--)
198 fprintf(stderr, "missing fontset: %s\n", missing[n]);
199 XFreeStringList(missing);
200 if(dc.font.set) {
201 XFreeFontSet(dpy, dc.font.set);
202 dc.font.set = NULL;
203 }
204 }
205 if(dc.font.set) {
206 XFontSetExtents *font_extents;
207 XFontStruct **xfonts;
208 char **font_names;
209
210 dc.font.ascent = dc.font.descent = 0;
211 font_extents = XExtentsOfFontSet(dc.font.set);
212 n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
213 for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
214 if(dc.font.ascent < (*xfonts)->ascent)
215 dc.font.ascent = (*xfonts)->ascent;
216 if(dc.font.descent < (*xfonts)->descent)
217 dc.font.descent = (*xfonts)->descent;
218 xfonts++;
219 }
220 }
221 else {
222 if(dc.font.xfont)
223 XFreeFont(dpy, dc.font.xfont);
224 dc.font.xfont = NULL;
225 dc.font.xfont = XLoadQueryFont(dpy, fontstr);
226 if (!dc.font.xfont)
227 dc.font.xfont = XLoadQueryFont(dpy, "fixed");
228 if (!dc.font.xfont)
229 eprint("error, cannot init 'fixed' font\n");
230 dc.font.ascent = dc.font.xfont->ascent;
231 dc.font.descent = dc.font.xfont->descent;
232 }
233 dc.font.height = dc.font.ascent + dc.font.descent;
234 }