+ Window *get_root_window() const;
+
+ void set_focused_frame_color(int r, int g, int b);
+ void get_focused_frame_color(int *r, int *g, int *b) const;
+
+ void set_unfocused_frame_color(int r, int g, int b);
+ void get_unfocused_frame_color(int *r, int *g, int *b) const;
+
+ void set_background(const Pixmap *pixmap);
+ const Pixmap *get_background() const;
+
+ Window *get_grab_window() const;
+
+ void grab_mouse(Window *win);
+ void release_mouse();
+
+ void raise_window(Window *win);
+ void sink_window(Window *win);
+
+ void maximize_window(Window *win);
+ void unmaximize_window(Window *win);