Mercurial > aewl
annotate draw.c @ 309:204427dcc087
corrected order of cleanup code
| author | Anselm R.Garbe <arg@10ksloc.org> |
|---|---|
| date | Wed, 16 Aug 2006 19:25:29 +0200 |
| parents | ffc73b32084a |
| children | 0ed2de01e9f7 |
| rev | line source |
|---|---|
| 2 | 1 /* |
| 2 * (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com> | |
| 3 * See LICENSE file for license details. | |
| 4 */ | |
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5 #include "dwm.h" |
| 2 | 6 #include <stdio.h> |
| 7 #include <string.h> | |
| 32 | 8 #include <X11/Xlocale.h> |
| 9 | |
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10 /* static */ |
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11 |
| 77 | 12 static unsigned int |
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13 textnw(const char *text, unsigned int len) |
| 75 | 14 { |
| 77 | 15 XRectangle r; |
| 123 | 16 |
| 77 | 17 if(dc.font.set) { |
| 18 XmbTextExtents(dc.font.set, text, len, NULL, &r); | |
| 19 return r.width; | |
| 20 } | |
| 21 return XTextWidth(dc.font.xfont, text, len); | |
| 75 | 22 } |
| 23 | |
| 77 | 24 static void |
| 218 | 25 drawtext(const char *text, Bool invert) |
| 2 | 26 { |
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27 int x, y, w, h; |
| 123 | 28 static char buf[256]; |
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29 unsigned int len, olen; |
| 2 | 30 XGCValues gcv; |
| 257 | 31 XPoint points[5]; |
| 34 | 32 XRectangle r = { dc.x, dc.y, dc.w, dc.h }; |
| 2 | 33 |
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34 XSetForeground(dpy, dc.gc, invert ? dc.fg : dc.bg); |
| 34 | 35 XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1); |
| 257 | 36 XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter); |
| 37 XSetForeground(dpy, dc.gc, dc.border); | |
| 38 points[0].x = dc.x; | |
| 39 points[0].y = dc.y; | |
| 40 points[1].x = dc.w - 1; | |
| 41 points[1].y = 0; | |
| 42 points[2].x = 0; | |
| 43 points[2].y = dc.h - 1; | |
| 44 points[3].x = -(dc.w - 1); | |
| 45 points[3].y = 0; | |
| 46 points[4].x = 0; | |
| 47 points[4].y = -(dc.h - 1); | |
| 48 XDrawLines(dpy, dc.drawable, dc.gc, points, 5, CoordModePrevious); | |
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49 |
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50 if(!text) |
| 2 | 51 return; |
| 52 | |
| 218 | 53 w = 0; |
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54 olen = len = strlen(text); |
| 2 | 55 if(len >= sizeof(buf)) |
| 56 len = sizeof(buf) - 1; | |
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57 memcpy(buf, text, len); |
| 2 | 58 buf[len] = 0; |
| 59 | |
| 34 | 60 h = dc.font.ascent + dc.font.descent; |
| 61 y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent; | |
| 62 x = dc.x + (h / 2); | |
| 2 | 63 |
| 64 /* shorten text if necessary */ | |
| 43 | 65 while(len && (w = textnw(buf, len)) > dc.w - h) |
| 2 | 66 buf[--len] = 0; |
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67 if(len < olen) { |
| 273 | 68 if(len > 1) |
| 69 buf[len - 1] = '.'; | |
| 70 if(len > 2) | |
| 71 buf[len - 2] = '.'; | |
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72 if(len > 3) |
| 273 | 73 buf[len - 3] = '.'; |
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74 } |
| 2 | 75 |
| 34 | 76 if(w > dc.w) |
| 2 | 77 return; /* too long */ |
| 78 | |
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79 gcv.foreground = invert ? dc.bg : dc.fg; |
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80 gcv.background = invert ? dc.fg : dc.bg; |
| 34 | 81 if(dc.font.set) { |
| 82 XChangeGC(dpy, dc.gc, GCForeground | GCBackground, &gcv); | |
| 83 XmbDrawImageString(dpy, dc.drawable, dc.font.set, dc.gc, | |
| 2 | 84 x, y, buf, len); |
| 85 } | |
| 86 else { | |
| 34 | 87 gcv.font = dc.font.xfont->fid; |
| 88 XChangeGC(dpy, dc.gc, GCForeground | GCBackground | GCFont, &gcv); | |
| 89 XDrawImageString(dpy, dc.drawable, dc.gc, x, y, buf, len); | |
| 2 | 90 } |
| 91 } | |
| 92 | |
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93 /* extern */ |
| 77 | 94 |
| 95 void | |
| 96 drawall() | |
| 97 { | |
| 98 Client *c; | |
| 99 | |
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100 for(c = clients; c; c = getnext(c->next)) |
| 77 | 101 drawtitle(c); |
| 102 drawstatus(); | |
| 103 } | |
| 104 | |
| 105 void | |
| 106 drawstatus() | |
| 107 { | |
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108 int i, x; |
| 77 | 109 Bool istile = arrange == dotile; |
| 110 | |
| 111 dc.x = dc.y = 0; | |
| 112 dc.w = bw; | |
| 218 | 113 drawtext(NULL, !istile); |
| 77 | 114 |
| 115 dc.w = 0; | |
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116 for(i = 0; i < ntags; i++) { |
| 77 | 117 dc.x += dc.w; |
| 118 dc.w = textw(tags[i]); | |
| 119 if(istile) | |
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120 drawtext(tags[i], seltag[i]); |
| 77 | 121 else |
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122 drawtext(tags[i], !seltag[i]); |
| 77 | 123 } |
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124 x = dc.x + dc.w; |
| 77 | 125 dc.w = textw(stext); |
| 126 dc.x = bx + bw - dc.w; | |
| 218 | 127 drawtext(stext, !istile); |
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128 if(sel && ((dc.w = dc.x - x) >= bh)) { |
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129 dc.x = x; |
| 218 | 130 drawtext(sel->name, istile); |
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131 } |
| 77 | 132 XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, bw, bh, 0, 0); |
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133 XSync(dpy, False); |
| 77 | 134 } |
| 135 | |
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136 void |
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137 drawtitle(Client *c) |
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138 { |
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139 int i; |
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140 Bool istile = arrange == dotile; |
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141 |
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142 if(c == sel && issel) { |
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143 drawstatus(); |
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144 XUnmapWindow(dpy, c->title); |
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145 XSetWindowBorder(dpy, c->win, dc.fg); |
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146 return; |
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147 } |
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148 |
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149 XSetWindowBorder(dpy, c->win, dc.bg); |
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150 XMapWindow(dpy, c->title); |
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151 |
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152 dc.x = dc.y = 0; |
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153 |
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154 dc.w = 0; |
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155 for(i = 0; i < ntags; i++) { |
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156 if(c->tags[i]) { |
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157 dc.x += dc.w; |
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158 dc.w = textw(tags[i]); |
| 218 | 159 drawtext(tags[i], !istile); |
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160 } |
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161 } |
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162 dc.x += dc.w; |
| 273 | 163 dc.w = c->tw - dc.x; |
| 218 | 164 drawtext(c->name, !istile); |
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165 XCopyArea(dpy, dc.drawable, c->title, dc.gc, 0, 0, c->tw, c->th, 0, 0); |
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166 XSync(dpy, False); |
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167 } |
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168 |
| 43 | 169 unsigned long |
| 74 | 170 getcolor(const char *colstr) |
| 2 | 171 { |
| 123 | 172 Colormap cmap = DefaultColormap(dpy, screen); |
| 2 | 173 XColor color; |
| 43 | 174 |
| 2 | 175 XAllocNamedColor(dpy, cmap, colstr, &color, &color); |
| 176 return color.pixel; | |
| 177 } | |
| 178 | |
| 179 void | |
| 74 | 180 setfont(const char *fontstr) |
| 2 | 181 { |
| 182 char **missing, *def; | |
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183 int i, n; |
| 2 | 184 |
| 7 | 185 missing = NULL; |
| 2 | 186 setlocale(LC_ALL, ""); |
| 43 | 187 if(dc.font.set) |
| 188 XFreeFontSet(dpy, dc.font.set); | |
| 189 dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def); | |
| 2 | 190 if(missing) { |
| 191 while(n--) | |
| 192 fprintf(stderr, "missing fontset: %s\n", missing[n]); | |
| 193 XFreeStringList(missing); | |
| 43 | 194 if(dc.font.set) { |
| 195 XFreeFontSet(dpy, dc.font.set); | |
| 196 dc.font.set = NULL; | |
| 2 | 197 } |
| 198 } | |
| 43 | 199 if(dc.font.set) { |
| 2 | 200 XFontSetExtents *font_extents; |
| 201 XFontStruct **xfonts; | |
| 202 char **font_names; | |
| 203 | |
| 43 | 204 dc.font.ascent = dc.font.descent = 0; |
| 205 font_extents = XExtentsOfFontSet(dc.font.set); | |
| 206 n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names); | |
| 207 for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) { | |
| 208 if(dc.font.ascent < (*xfonts)->ascent) | |
| 209 dc.font.ascent = (*xfonts)->ascent; | |
| 210 if(dc.font.descent < (*xfonts)->descent) | |
| 211 dc.font.descent = (*xfonts)->descent; | |
| 2 | 212 xfonts++; |
| 213 } | |
| 214 } | |
| 215 else { | |
| 43 | 216 if(dc.font.xfont) |
| 217 XFreeFont(dpy, dc.font.xfont); | |
| 218 dc.font.xfont = NULL; | |
| 219 dc.font.xfont = XLoadQueryFont(dpy, fontstr); | |
| 220 if (!dc.font.xfont) | |
| 221 dc.font.xfont = XLoadQueryFont(dpy, "fixed"); | |
| 222 if (!dc.font.xfont) | |
| 75 | 223 eprint("error, cannot init 'fixed' font\n"); |
| 43 | 224 dc.font.ascent = dc.font.xfont->ascent; |
| 225 dc.font.descent = dc.font.xfont->descent; | |
| 2 | 226 } |
| 43 | 227 dc.font.height = dc.font.ascent + dc.font.descent; |
| 2 | 228 } |
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229 |
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230 unsigned int |
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231 textw(const char *text) |
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232 { |
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233 return textnw(text, strlen(text)) + dc.font.height; |
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234 } |