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stop crash from adding a note in a region also shown in an invisible pianoroll

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if the height of the pianoroll has not been set, we can't do the math
for the note range display.
This commit is contained in:
Paul Davis 2025-06-04 20:41:29 -06:00
parent baa855d3a0
commit 80a34fc3ec
1 changed files with 4 additions and 0 deletions
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4
gtk2_ardour/midi_view_background.cc
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@ -270,6 +270,10 @@ MidiViewBackground::maybe_apply_note_range (uint8_t lowest, uint8_t highest, boo
void
MidiViewBackground::apply_note_range (uint8_t lowest, uint8_t highest, bool to_children)
{
if (contents_height() == 0) {
return;
}
bool changed = false;
/* Enforce a 1 octave minimum */