avoid needless errors when redoing an operation involving adding notes that were not added because of overlap exclusion preferences
git-svn-id: svn://localhost/ardour2/branches/3.0@7264 d708f5d6-7413-0410-9779-e7cbd77b26cf
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@ -232,7 +232,12 @@ MidiModel::DiffCommand::operator()()
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MidiModel::WriteLock lock(_model->edit_lock());
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for (NoteList::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) {
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_model->add_note_unlocked(*i);
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if (!_model->add_note_unlocked(*i)) {
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/* failed to add it, so don't leave it in the removed list, to
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avoid apparent errors on undo.
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*/
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_removed_notes.remove (*i);
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}
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}
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for (NoteList::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) {
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