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Effect.cpp: fix crash on preview while creating chains. Patch by Steve Daulton.

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mchinen 2013-05-19 05:56:42 +00:00
parent e8714acce7
commit 9fab115a67
1 changed files with 3 additions and 0 deletions
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3
src/effects/Effect.cpp
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@ -415,6 +415,9 @@ wxString Effect::GetPreviewName()
void Effect::Preview(bool dryOnly) void Effect::Preview(bool dryOnly)
{ {
if (mNumTracks==0) // nothing to preview
return;
wxWindow* FocusDialog = wxWindow::FindFocus(); wxWindow* FocusDialog = wxWindow::FindFocus();
if (gAudioIO->IsBusy()) if (gAudioIO->IsBusy())
return; return;