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Speed up track deletion when Editor-Mixer is visible

This commit is contained in:
Robin Gareus 2016-11-28 15:36:04 +01:00
parent 7b687d08a1
commit 0d3c2a9dbf
1 changed files with 17 additions and 0 deletions
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17
gtk2_ardour/editor_ops.cc
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@ -7388,6 +7388,23 @@ edit your ardour.rc file to set the\n\
return;
}
if (current_mixer_strip && routes.size () > 1 && std::find (routes.begin(), routes.end(), current_mixer_strip->route()) != routes.end ()) {
/* Route deletion calls Editor::timeaxisview_deleted() iteratively (for each deleted
* route). If the deleted route is currently displayed in the Editor-Mixer (highly
* likely because deletion requires selection) this will call
* Editor::set_selected_mixer_strip () which is expensive ( MixerStrip::set_route() ).
* It's likewise likely that the route that has just been displayed in the
* Editor-Mixer will be next in line for deletion.
*
* So simply switch to the master-bus (if present)
*/
for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
if ((*i)->stripable ()->is_master ()) {
set_selected_mixer_strip (*(*i));
break;
}
}
}
Mixer_UI::instance()->selection().block_routes_changed (true);
selection->block_tracks_changed (true);