+class CWindowMaskOnTrack : public BC_PopupTextBox
+{
+public:
+ CWindowMaskOnTrack(MWindow *mwindow, CWindowMaskGUI *gui,
+ int x, int y, int w, const char *text);
+ ~CWindowMaskOnTrack();
+ MWindow *mwindow;
+ CWindowMaskGUI *gui;
+ CWindowMaskItems track_items;
+
+ int handle_event();
+ void update_items();
+};
+
+class CWindowMaskTrackTumbler : public BC_Tumbler
+{
+public:
+ CWindowMaskTrackTumbler(MWindow *mwindow, CWindowMaskGUI *gui,
+ int x, int y);
+ ~CWindowMaskTrackTumbler();
+ int handle_up_event();
+ int handle_down_event();
+ int do_event(int dir);
+
+ MWindow *mwindow;
+ CWindowMaskGUI *gui;
+};
+
+