+bool
+PluginSelector::fil_hidden_button_release (GdkEventButton*)
+{
+ _show_hidden = (fil_hidden_button.active_state() == 0);
+ fil_hidden_button.set_active (_show_hidden);
+ refill ();
+ return false;
+}
+
+static Gtkmm2ext::ActiveState next_state (Gtkmm2ext::ActiveState s){
+ switch (s) {
+ case Gtkmm2ext::Off:
+ return Gtkmm2ext::ImplicitActive;
+ break;
+ case Gtkmm2ext::ImplicitActive:
+ return Gtkmm2ext::ExplicitActive;
+ break;
+ case Gtkmm2ext::ExplicitActive:
+ return Gtkmm2ext::Off;
+ break;
+ default: assert(0); break; // not reached
+ }
+ /* impossible, but keep some compiles happy */
+ fatal << string_compose (_("programming error: %1"),
+ X_("Illegal Active State."))
+ << endmsg;
+ abort(); /*NOTREACHED*/
+ return Gtkmm2ext::Off;
+}
+
+static Gtkmm2ext::ActiveState prev_state (Gtkmm2ext::ActiveState s){
+ switch (s) {
+ case Gtkmm2ext::Off:
+ return Gtkmm2ext::ExplicitActive;
+ break;
+ case Gtkmm2ext::ImplicitActive:
+ return Gtkmm2ext::Off;
+ break;
+ case Gtkmm2ext::ExplicitActive:
+ return Gtkmm2ext::ImplicitActive;
+ break;
+ default: assert(0); break; // not reached
+ }
+ /* impossible, but keep some compiles happy */
+ fatal << string_compose (_("programming error: %1"),
+ X_("Illegal Active State."))
+ << endmsg;
+ abort(); /*NOTREACHED*/
+ return Gtkmm2ext::Off;
+}
+
+bool
+PluginSelector::fil_instruments_button_release (GdkEventButton* ev)
+{
+ if (ev->button == 3) {
+ _show_instruments = prev_state (fil_instruments_button.active_state());
+ } else {
+ _show_instruments = next_state (fil_instruments_button.active_state());
+ }
+ fil_instruments_button.set_active_state (_show_instruments);
+ refill ();
+ return false;
+}
+
+bool
+PluginSelector::fil_analysis_button_release (GdkEventButton* ev)
+{
+ if (ev->button == 3) {
+ _show_analysers = prev_state (fil_analysis_button.active_state());
+ } else {
+ _show_analysers = next_state (fil_analysis_button.active_state());
+ }
+ fil_analysis_button.set_active_state (_show_analysers);
+ refill ();
+ return false;
+}
+
+bool
+PluginSelector::fil_utils_button_release (GdkEventButton* ev)
+{
+ if (ev->button == 3) {
+ _show_utils = prev_state (fil_utils_button.active_state());
+ } else {
+ _show_utils = next_state (fil_utils_button.active_state());
+ }
+ fil_utils_button.set_active_state (_show_utils);
+ refill ();
+ return false;
+}
+