- gint mute_press(GdkEventButton*);
- gint mute_release(GdkEventButton*);
- gint solo_press(GdkEventButton*);
- gint solo_release(GdkEventButton*);
- gint rec_enable_press(GdkEventButton*);
+ bool mute_press(GdkEventButton*);
+ bool mute_release(GdkEventButton*);
+ bool solo_press(GdkEventButton*);
+ bool solo_release(GdkEventButton*);
+ bool rec_enable_press(GdkEventButton*);
+ bool rec_enable_release(GdkEventButton*);