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use canvas freeze-queue-draw API when redrawing a MIDI region

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This commit is contained in:
Paul Davis 2022-03-30 10:22:13 -06:00
parent b6d0f8f661
commit 22a56de13a
1 changed files with 4 additions and 0 deletions
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4
gtk2_ardour/midi_region_view.cc
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@ -1091,6 +1091,8 @@ MidiRegionView::get_events (Events& e, Evoral::Sequence<Temporal::Beats>::NoteOp
void
MidiRegionView::redisplay_model()
{
group->canvas()->freeze_queue_draw ();
if (_active_notes) {
// Currently recording
const samplecnt_t zoom = trackview.editor().get_current_zoom();
@ -1109,6 +1111,7 @@ MidiRegionView::redisplay_model()
}
if (!_model) {
group->canvas()->thaw_queue_draw ();
return;
}
@ -1221,6 +1224,7 @@ MidiRegionView::redisplay_model()
_marked_for_velocity.clear ();
_pending_note_selection.clear ();
group->canvas()->thaw_queue_draw ();
}
void