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push2: don't send ScaleChanged unless something did actually change

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This commit is contained in:
Paul Davis
2016-09-21 23:07:59 -05:00
parent 33713d6f68
commit 9e1c7ccaf8
1 changed files with 21 additions and 5 deletions
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26
libs/surfaces/push2/push2.cc
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@@ -1386,12 +1386,28 @@ Push2::set_pad_scale (int root, int octave, MusicalMode::Type mode, bool inkey)
/* store state */
_scale_root = original_root;
_root_octave = octave;
_in_key = inkey;
_mode = mode;
bool changed = false;
ScaleChange (); /* EMIT SIGNAL */
if (_scale_root != original_root) {
_scale_root = original_root;
changed = true;
}
if (_root_octave != octave) {
_root_octave = octave;
changed = true;
}
if (_in_key != inkey) {
_in_key = inkey;
changed = true;
}
if (_mode != mode) {
_mode = mode;
changed = true;
}
if (changed) {
ScaleChange (); /* EMIT SIGNAL */
}
}
void