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tempo display: modify how we implement MidiRegionView::_redisplay() so that the width is also correctly updated

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This commit is contained in:
Paul Davis 2022-06-28 12:21:44 -06:00
parent ecf554aa4a
commit 5c2831e218
1 changed files with 19 additions and 1 deletions
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20
gtk2_ardour/midi_region_view.cc
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@ -1104,7 +1104,25 @@ void
MidiRegionView::_redisplay (bool view_only)
{
if (view_only) {
view_changed ();
PropertyChange what_changed;
/* any or none of these may have changed due to a tempo map change,
but we have no way to establish which have changed and which have
not. So we have to mention all 3 to be certain that listeners pay
attention. We can't verify because we have no cache of our old
start/length/position values in the audio domain, so we can't
compare the new values in the audio domain. The beat domain values
haven't changed (just the tempo map that connects beat and audio
time)
*/
what_changed.add (Properties::start);
what_changed.add (Properties::length);
/* this calls reset_width_dependent_items() which calls
view_changed() in the right way.
*/
region_resized (what_changed);
} else {
model_changed ();
}