Dogcows Code - chaz/openbox/blob - otk/style.cc

   1 #ifdef    HAVE_CONFIG_H
   2 #include "../config.h"
   3 #endif // HAVE_CONFIG_H
   4
   5 #include <assert.h>
   6 #include "display.hh"
   7
   8 #include "util.hh"
   9 #include "style.hh"
  10
  11 namespace otk {
  12
  13 Style::Style() : font(NULL)
  14 {
  15 }
  16
  17 Style::Style(BImageControl *ctrl)
  18   : image_control(ctrl), font(0),
  19     screen_number(ctrl->getScreenInfo()->getScreenNumber())
  20 {
  21 }
  22
  23 Style::~Style() {
  24   if (font)
  25     delete font;
  26
  27   if (close_button.mask != None)
  28     XFreePixmap(OBDisplay::display, close_button.mask);
  29   if (max_button.mask != None)
  30     XFreePixmap(OBDisplay::display, max_button.mask);
  31   if (icon_button.mask != None)
  32     XFreePixmap(OBDisplay::display, icon_button.mask);
  33   if (stick_button.mask != None)
  34     XFreePixmap(OBDisplay::display, stick_button.mask);
  35
  36   max_button.mask = None;
  37   close_button.mask = None;
  38   icon_button.mask = None;
  39   stick_button.mask = None;
  40 }
  41
  42 void Style::load(const Configuration &style) {
  43   std::string s;
  44
  45   // load fonts/fontsets
  46   if (font)
  47     delete font;
  48
  49   font = readDatabaseFont("window.", style);
  50
  51   // load window config
  52   t_focus = readDatabaseTexture("window.title.focus", "white", style);
  53   t_unfocus = readDatabaseTexture("window.title.unfocus", "black", style);
  54
  55   l_focus = readDatabaseTexture("window.label.focus", "white", style);
  56   l_unfocus = readDatabaseTexture("window.label.unfocus", "black", style);
  57
  58   h_focus = readDatabaseTexture("window.handle.focus", "white", style);
  59   h_unfocus = readDatabaseTexture("window.handle.unfocus", "black", style);
  60
  61   g_focus = readDatabaseTexture("window.grip.focus", "white", style);
  62   g_unfocus = readDatabaseTexture("window.grip.unfocus", "black", style);
  63
  64   b_focus = readDatabaseTexture("window.button.focus", "white", style);
  65   b_unfocus = readDatabaseTexture("window.button.unfocus", "black", style);
  66   b_pressed = readDatabaseTexture("window.button.pressed", "black", style);
  67
  68   //if neither of these can be found, we will use the previous resource
  69   b_pressed_focus = readDatabaseTexture("window.button.pressed.focus",
  70                                         "black", style, true);
  71   b_pressed_unfocus = readDatabaseTexture("window.button.pressed.unfocus",
  72                                           "black", style, true);
  73
  74   if (close_button.mask != None)
  75     XFreePixmap(OBDisplay::display, close_button.mask);
  76   if (max_button.mask != None)
  77     XFreePixmap(OBDisplay::display, max_button.mask);
  78   if (icon_button.mask != None)
  79     XFreePixmap(OBDisplay::display, icon_button.mask);
  80   if (stick_button.mask != None)
  81     XFreePixmap(OBDisplay::display, stick_button.mask);
  82
  83   close_button.mask = max_button.mask = icon_button.mask
  84                     = icon_button.mask = None;
  85
  86   readDatabaseMask("window.button.close.mask", close_button, style);
  87   readDatabaseMask("window.button.max.mask", max_button, style);
  88   readDatabaseMask("window.button.icon.mask", icon_button, style);
  89   readDatabaseMask("window.button.stick.mask", stick_button, style);
  90
  91   // we create the window.frame texture by hand because it exists only to
  92   // make the code cleaner and is not actually used for display
  93   BColor color = readDatabaseColor("window.frame.focusColor", "white",
  94                                         style);
  95   f_focus = BTexture("solid flat", screen_number, image_control);
  96   f_focus.setColor(color);
  97
  98   color = readDatabaseColor("window.frame.unfocusColor", "white", style);
  99   f_unfocus = BTexture("solid flat", screen_number, image_control);
 100   f_unfocus.setColor(color);
 101
 102   l_text_focus = readDatabaseColor("window.label.focus.textColor",
 103                                    "black", style);
 104   l_text_unfocus = readDatabaseColor("window.label.unfocus.textColor",
 105                                      "white", style);
 106
 107   b_pic_focus = readDatabaseColor("window.button.focus.picColor",
 108                                   "black", style);
 109   b_pic_unfocus = readDatabaseColor("window.button.unfocus.picColor",
 110                                     "white", style);
 111
 112   justify = LeftJustify;
 113
 114   if (style.getValue("window.justify", s)) {
 115     if (s == "right" || s == "Right")
 116       justify = RightJustify;
 117     else if (s == "center" || s == "Center")
 118       justify = CenterJustify;
 119   }
 120
 121   // sanity checks
 122   if (t_focus.texture() == BTexture::Parent_Relative)
 123     t_focus = f_focus;
 124   if (t_unfocus.texture() == BTexture::Parent_Relative)
 125     t_unfocus = f_unfocus;
 126   if (h_focus.texture() == BTexture::Parent_Relative)
 127     h_focus = f_focus;
 128   if (h_unfocus.texture() == BTexture::Parent_Relative)
 129     h_unfocus = f_unfocus;
 130
 131   border_color = readDatabaseColor("borderColor", "black", style);
 132
 133   // load bevel, border and handle widths
 134
 135   const ScreenInfo *s_info = OBDisplay::screenInfo(screen_number);
 136   unsigned int width = s_info->getRect().width();
 137
 138   if (! style.getValue("handleWidth", handle_width) ||
 139       handle_width > width/2 || handle_width == 0)
 140     handle_width = 6;
 141
 142   if (! style.getValue("borderWidth", border_width))
 143     border_width = 1;
 144
 145   if (! style.getValue("bevelWidth", bevel_width)
 146       || bevel_width > width/2 || bevel_width == 0)
 147     bevel_width = 3;
 148
 149   if (! style.getValue("frameWidth", frame_width)
 150       || frame_width > width/2)
 151     frame_width = bevel_width;
 152
 153   if (style.getValue("rootCommand", s))
 154     bexec(s, s_info->displayString());
 155 }
 156
 157
 158 void Style::doJustify(const std::string &text, int &start_pos,
 159                       unsigned int max_length,
 160                       unsigned int modifier) const {
 161   size_t text_len = text.size();
 162   unsigned int length;
 163
 164   do {
 165     length = font->measureString(std::string(text, 0, text_len)) + modifier;
 166   } while (length > max_length && text_len-- > 0);
 167
 168   switch (justify) {
 169   case RightJustify:
 170     start_pos += max_length - length;
 171     break;
 172
 173   case CenterJustify:
 174     start_pos += (max_length - length) / 2;
 175     break;
 176
 177   case LeftJustify:
 178   default:
 179     break;
 180   }
 181 }
 182
 183
 184 void Style::readDatabaseMask(const std::string &rname, PixmapMask &pixmapMask,
 185                              const Configuration &style) {
 186   Window root_window = OBDisplay::screenInfo(screen_number)->getRootWindow();
 187   std::string s;
 188   int hx, hy; //ignored
 189   int ret = BitmapOpenFailed; //default to failure.
 190
 191   if (style.getValue(rname, s))
 192   {
 193     if (s[0] != '/' && s[0] != '~')
 194     {
 195       std::string xbmFile = std::string("~/.openbox/buttons/") + s;
 196       ret = XReadBitmapFile(OBDisplay::display, root_window,
 197                             expandTilde(xbmFile).c_str(), &pixmapMask.w,
 198                             &pixmapMask.h, &pixmapMask.mask, &hx, &hy);
 199     } else
 200       ret = XReadBitmapFile(OBDisplay::display, root_window,
 201                             expandTilde(s).c_str(), &pixmapMask.w,
 202                             &pixmapMask.h, &pixmapMask.mask, &hx, &hy);
 203
 204     if (ret == BitmapSuccess)
 205       return;
 206   }
 207
 208   pixmapMask.mask = None;
 209   pixmapMask.w = pixmapMask.h = 0;
 210 }
 211
 212
 213 BTexture Style::readDatabaseTexture(const std::string &rname,
 214                                          const std::string &default_color,
 215                                          const Configuration &style,
 216                                          bool allowNoTexture)
 217 {
 218   BTexture texture;
 219   std::string s;
 220
 221   if (style.getValue(rname, s))
 222     texture = BTexture(s);
 223   else if (allowNoTexture) //no default
 224     texture.setTexture(BTexture::NoTexture);
 225   else
 226     texture.setTexture(BTexture::Solid | BTexture::Flat);
 227
 228   // associate this texture with this screen
 229   texture.setScreen(screen_number);
 230   texture.setImageControl(image_control);
 231
 232   if (texture.texture() != BTexture::NoTexture) {
 233     texture.setColor(readDatabaseColor(rname + ".color", default_color,
 234                                        style));
 235     texture.setColorTo(readDatabaseColor(rname + ".colorTo", default_color,
 236                                          style));
 237     texture.setBorderColor(readDatabaseColor(rname + ".borderColor",
 238                                              default_color, style));
 239   }
 240
 241   return texture;
 242 }
 243
 244
 245 BColor Style::readDatabaseColor(const std::string &rname,
 246                                      const std::string &default_color,
 247                                      const Configuration &style) {
 248   BColor color;
 249   std::string s;
 250   if (style.getValue(rname, s))
 251     color = BColor(s, screen_number);
 252   else
 253     color = BColor(default_color, screen_number);
 254   return color;
 255 }
 256
 257
 258 BFont *Style::readDatabaseFont(const std::string &rbasename,
 259                                     const Configuration &style) {
 260   std::string fontname;
 261
 262   std::string s;
 263
 264   int i;
 265   if (style.getValue(rbasename + "xft.font", s) &&
 266       style.getValue(rbasename + "xft.size", i)) {
 267     std::string family = s;
 268     bool bold = False;
 269     bool italic = False;
 270     bool dropShadow = False;
 271
 272     if (style.getValue(rbasename + "xft.flags", s)) {
 273       if (s.find("bold") != std::string::npos)
 274         bold = True;
 275       if (s.find("italic") != std::string::npos)
 276         italic = True;
 277       if (s.find("shadow") != std::string::npos)
 278         dropShadow = True;
 279     }
 280
 281     unsigned char offset = 1;
 282     if (style.getValue(rbasename + "xft.shadow.offset", s)) {
 283       offset = atoi(s.c_str()); //doesn't detect errors
 284       if (offset > CHAR_MAX)
 285         offset = 1;
 286     }
 287
 288     unsigned char tint = 0x40;
 289     if (style.getValue(rbasename + "xft.shadow.tint", s)) {
 290       tint = atoi(s.c_str());
 291     }
 292
 293
 294     BFont *b = new BFont(screen_number, family, i, bold, italic,
 295                          dropShadow && shadow_fonts,
 296                          offset, tint, aa_fonts);
 297     if (b->valid())
 298       return b;
 299     delete b;
 300   }
 301
 302   if (style.getValue(rbasename + "xft.font", s))
 303     printf("Unable to load font \"%s\". Exiting\n", s.c_str());
 304   else
 305     printf("Font not defined by style. Exiting\n");
 306   exit(2);  // can't continue without a font
 307 }
 308
 309 }