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1 /* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com> |
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2 * See LICENSE file for license details. |
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3 */ |
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4 #include "dwm.h" |
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5 #include <string.h> |
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6 |
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7 /* static */ |
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8 |
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9 static unsigned int |
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10 textnw(const char *text, unsigned int len) { |
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11 XRectangle r; |
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12 |
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13 if(dc.font.set) { |
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14 XmbTextExtents(dc.font.set, text, len, NULL, &r); |
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15 return r.width; |
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16 } |
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17 return XTextWidth(dc.font.xfont, text, len); |
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18 } |
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19 |
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20 static void |
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21 drawsquare(Bool filled, Bool empty, unsigned long col[ColLast]) { |
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22 int x; |
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23 XGCValues gcv; |
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24 XRectangle r = { dc.x, dc.y, dc.w, dc.h }; |
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25 |
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26 gcv.foreground = col[ColFG]; |
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27 XChangeGC(dpy, dc.gc, GCForeground, &gcv); |
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28 x = (dc.font.ascent + dc.font.descent + 2) / 4; |
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29 r.x = dc.x + 1; |
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30 r.y = dc.y + 1; |
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31 if(filled) { |
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32 r.width = r.height = x + 1; |
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33 XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1); |
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34 } |
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35 else if(empty) { |
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36 r.width = r.height = x; |
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37 XDrawRectangles(dpy, dc.drawable, dc.gc, &r, 1); |
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38 } |
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39 } |
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40 |
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41 static Bool |
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42 isoccupied(unsigned int t) { |
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43 Client *c; |
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44 |
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45 for(c = clients; c; c = c->next) |
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46 if(c->tags[t]) |
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47 return True; |
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48 return False; |
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49 } |
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50 |
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51 /* extern */ |
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52 |
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53 void |
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54 drawstatus(void) { |
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55 int i, x; |
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56 |
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57 dc.x = dc.y = 0; |
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58 for(i = 0; i < ntags; i++) { |
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59 dc.w = textw(tags[i]); |
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60 if(seltag[i]) { |
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61 drawtext(tags[i], dc.sel); |
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62 drawsquare(sel && sel->tags[i], isoccupied(i), dc.sel); |
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63 } |
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64 else { |
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65 drawtext(tags[i], dc.norm); |
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66 drawsquare(sel && sel->tags[i], isoccupied(i), dc.norm); |
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67 } |
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68 dc.x += dc.w; |
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69 } |
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70 dc.w = blw; |
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71 drawtext(lt->symbol, dc.norm); |
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72 x = dc.x + dc.w; |
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73 dc.w = textw(stext); |
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74 dc.x = sw - dc.w; |
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75 if(dc.x < x) { |
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76 dc.x = x; |
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77 dc.w = sw - x; |
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78 } |
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79 drawtext(stext, dc.norm); |
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80 if((dc.w = dc.x - x) > bh) { |
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81 dc.x = x; |
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82 drawtext(sel ? sel->name : NULL, sel ? dc.sel : dc.norm); |
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83 } |
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84 XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, sw, bh, 0, 0); |
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85 XSync(dpy, False); |
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86 } |
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87 |
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88 void |
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89 drawtext(const char *text, unsigned long col[ColLast]) { |
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90 int x, y, w, h; |
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91 static char buf[256]; |
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92 unsigned int len, olen; |
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93 XGCValues gcv; |
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94 XRectangle r = { dc.x, dc.y, dc.w, dc.h }; |
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95 |
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96 XSetForeground(dpy, dc.gc, col[ColBG]); |
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97 XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1); |
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98 if(!text) |
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99 return; |
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100 w = 0; |
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101 olen = len = strlen(text); |
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102 if(len >= sizeof buf) |
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103 len = sizeof buf - 1; |
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104 memcpy(buf, text, len); |
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105 buf[len] = 0; |
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106 h = dc.font.ascent + dc.font.descent; |
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107 y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent; |
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108 x = dc.x + (h / 2); |
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109 /* shorten text if necessary */ |
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110 while(len && (w = textnw(buf, len)) > dc.w - h) |
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111 buf[--len] = 0; |
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112 if(len < olen) { |
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113 if(len > 1) |
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114 buf[len - 1] = '.'; |
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115 if(len > 2) |
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116 buf[len - 2] = '.'; |
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117 if(len > 3) |
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118 buf[len - 3] = '.'; |
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119 } |
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120 if(w > dc.w) |
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121 return; /* too long */ |
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122 gcv.foreground = col[ColFG]; |
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123 if(dc.font.set) { |
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124 XChangeGC(dpy, dc.gc, GCForeground, &gcv); |
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125 XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len); |
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126 } |
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127 else { |
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128 gcv.font = dc.font.xfont->fid; |
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129 XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv); |
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130 XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len); |
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131 } |
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132 } |
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133 |
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134 unsigned int |
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135 textw(const char *text) { |
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136 return textnw(text, strlen(text)) + dc.font.height; |
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137 } |