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Bug 1496 - Mouse down while undoing in Envelope Tool corrupts Undo stack

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The Ctrl-Z was interrupting the enveloping, making it finish, but it then got asked to finish again on a mouse up.  This change stops the second finish from happening.
This commit is contained in:
James Crook 2016-09-03 20:19:34 +01:00
parent 06b623bbb1
commit 2fb18e8961
1 changed files with 9 additions and 2 deletions
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11
src/TrackPanel.cpp
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@ -1167,8 +1167,12 @@ void TrackPanel::HandleInterruptedDrag()
WasOverCutLine,
IsStretching
*/
// The bogus id isn't used anywhere, but may help with debugging.
// as this is sending a bogus mouse up. The mouse button is still actually down
// and may go up again.
const int idBogusUp = 2;
wxMouseEvent evt { wxEVT_LEFT_UP };
evt.SetId( idBogusUp );
evt.SetPosition(this->ScreenToClient(::wxGetMousePosition()));
this->ProcessEvent(evt);
}
@ -3068,7 +3072,10 @@ void TrackPanel::HandleEnvelope(wxMouseEvent & event)
if (mCapturedTrack)
ForwardEventToEnvelope(event);
if (event.LeftUp()) {
// We test for IsEnveloping, because we could have had our action stopped already,
// and already recorded and the second mouse up is bogus.
// e.g could be stopped by some key press. Bug 1496.
if ((mMouseCapture == IsEnveloping ) && event.LeftUp()) {
SetCapturedTrack( NULL );
MakeParentPushState(
/* i18n-hint: (verb) Audacity has just adjusted the envelope .*/