+ have_unlocked = true;
+ }
+
+ if (r->position_lock_style() == MusicTime) {
+ have_position_lock_style_music = true;
+ } else {
+ have_position_lock_style_audio = true;
+ }
+
+ if (r->muted()) {
+ have_muted = true;
+ } else {
+ have_unmuted = true;
+ }
+
+ if (r->opaque()) {
+ have_opaque = true;
+ } else {
+ have_non_opaque = true;
+ }
+
+ if (!r->at_natural_position()) {
+ have_not_at_natural_position = true;
+ }
+
+ if (ar) {
+ if (ar->envelope_active()) {
+ have_envelope_active = true;
+ } else {
+ have_envelope_inactive = true;
+ }
+
+ if (ar->scale_amplitude() != 1) {
+ have_non_unity_scale_amplitude = true;
+ }
+
+ if (ar->fade_in_active ()) {
+ have_active_fade_in = true;
+ } else {
+ have_inactive_fade_in = true;
+ }
+
+ if (ar->fade_out_active ()) {
+ have_active_fade_out = true;
+ } else {
+ have_inactive_fade_out = true;
+ }
+ }
+ }
+
+ if (rs.size() > 1) {
+ _region_actions->get_action("show-region-list-editor")->set_sensitive (false);
+ _region_actions->get_action("show-region-properties")->set_sensitive (false);
+ _region_actions->get_action("rename-region")->set_sensitive (false);
+ if (have_audio) {
+ _region_actions->get_action("combine-regions")->set_sensitive (true);
+ } else {
+ _region_actions->get_action("combine-regions")->set_sensitive (false);
+ }
+ } else if (rs.size() == 1) {
+ _region_actions->get_action("add-range-markers-from-region")->set_sensitive (false);
+ _region_actions->get_action("close-region-gaps")->set_sensitive (false);
+ _region_actions->get_action("combine-regions")->set_sensitive (false);
+ }
+
+ if (!have_multichannel_audio) {
+ _region_actions->get_action("split-multichannel-region")->set_sensitive (false);
+ }
+
+ if (!have_midi) {
+ editor_menu_actions->get_action("RegionMenuMIDI")->set_sensitive (false);
+ _region_actions->get_action("show-region-list-editor")->set_sensitive (false);
+ _region_actions->get_action("quantize-region")->set_sensitive (false);
+ _region_actions->get_action("fork-region")->set_sensitive (false);
+ _region_actions->get_action("insert-patch-change-context")->set_sensitive (false);
+ _region_actions->get_action("insert-patch-change")->set_sensitive (false);
+ _region_actions->get_action("transpose-region")->set_sensitive (false);
+ } else {
+ editor_menu_actions->get_action("RegionMenuMIDI")->set_sensitive (true);
+ /* others were already marked sensitive */
+ }
+
+ if (_edit_point == EditAtMouse) {
+ _region_actions->get_action("set-region-sync-position")->set_sensitive (false);
+ _region_actions->get_action("trim-front")->set_sensitive (false);
+ _region_actions->get_action("trim-back")->set_sensitive (false);
+ _region_actions->get_action("split-region")->set_sensitive (false);
+ _region_actions->get_action("place-transient")->set_sensitive (false);
+ }
+
+ if (have_compound_regions) {
+ _region_actions->get_action("uncombine-regions")->set_sensitive (true);
+ } else {
+ _region_actions->get_action("uncombine-regions")->set_sensitive (false);
+ }
+
+ if (have_audio) {
+
+ if (have_envelope_active && !have_envelope_inactive) {
+ Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-gain-envelope-active"))->set_active ();
+ } else if (have_envelope_active && have_envelope_inactive) {
+ // Glib::RefPtr<ToggleAction>::cast_dynamic (_region_actions->get_action("toggle-region-gain-envelope-active"))->set_inconsistent ();