(svn r11065) -Documentation [FS#1186]: of the dirty marking/repainting subsystem. Patch by Progman.

src/window.h

@@ -565,6 +565,12 @@ enum WindowFlags {
 /* window.cpp */
 void CallWindowEventNP(Window *w, int event);
 void CallWindowTickEvent();
+
+/**
+ * Marks the window as dirty for repaint.
+ *
+ * @ingroup dirty
+ */
 void SetWindowDirty(const Window *w);
 void SendWindowMessage(WindowClass wnd_class, WindowNumber wnd_num, int msg, int wparam, int lparam);
 void SendWindowMessageClass(WindowClass wnd_class, int msg, int wparam, int lparam);