+RenderStyle **RenderStyle::_styles = 0;
+std::list<StyleNotify*> *RenderStyle::_notifies = 0;
+
+void RenderStyle::initialize()
+{
+ int screens = ScreenCount(**display);
+ _styles = new RenderStyle*[screens];
+ for (int i = 0; i < screens; ++i)
+ _styles[i] = new RenderStyle(i, ""); // XXX get a path
+ _notifies = new std::list<StyleNotify*>[screens];
+}
+
+void RenderStyle::destroy()
+{
+ int screens = ScreenCount(**display);
+ for (int i = 0; i < screens; ++i)
+ delete _styles[i];
+ delete [] _styles;
+ delete [] _notifies;
+}
+
+void RenderStyle::registerNotify(int screen, StyleNotify *n)
+{
+ assert(screen >= 0 && screen < ScreenCount(**display));
+ _notifies[screen].push_back(n);
+}
+
+void RenderStyle::unregisterNotify(int screen, StyleNotify *n)
+{
+ assert(screen >= 0 && screen < ScreenCount(**display));
+ _notifies[screen].remove(n);
+}
+
+RenderStyle *RenderStyle::style(int screen)
+{
+ assert(screen >= 0 && screen < ScreenCount(**display));
+ return _styles[screen];
+}
+