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Code Issues Releases Wiki Activity

Error if Nyquist Prompt requires track election

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This commit is contained in:
Steve Daulton 2018-08-21 16:28:59 +01:00
parent 94b3bf3c22
commit 4ec1393c27
1 changed files with 16 additions and 8 deletions
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24
src/effects/nyquist/Nyquist.cpp
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@ -637,6 +637,17 @@ bool NyquistEffect::Process()
mTrackIndex = 0; mTrackIndex = 0;
mNumSelectedChannels = 0; mNumSelectedChannels = 0;
// If in tool mode, then we don't do anything with the track and selection.
bool bOnePassTool = (GetType() == EffectTypeTool);
// We must copy all the tracks, because Paste needs label tracks to ensure
// correct sync-lock group behavior when the timeline is affected; then we just want
// to operate on the selected wave tracks.
// Also need to set up mOutputTracks for channel count.
if( !bOnePassTool )
CopyInputTracks(Track::All);
SelectedTrackListOfKindIterator sel(Track::Wave, mOutputTracks.get()); SelectedTrackListOfKindIterator sel(Track::Wave, mOutputTracks.get());
for (WaveTrack *t = (WaveTrack *) sel.First(); t; t = (WaveTrack *) sel.Next()) { for (WaveTrack *t = (WaveTrack *) sel.First(); t; t = (WaveTrack *) sel.Next()) {
mNumSelectedChannels++; mNumSelectedChannels++;
@ -773,15 +784,12 @@ bool NyquistEffect::Process()
mProps += wxString::Format(wxT("(putprop '*SELECTION* %d 'CHANNELS)\n"), mNumSelectedChannels); mProps += wxString::Format(wxT("(putprop '*SELECTION* %d 'CHANNELS)\n"), mNumSelectedChannels);
} }
// If in tool mode, then we don't do anything with the track and selection. // Nyquist Prompt does not require a selection, but effects do.
bool bOnePassTool = (GetType() == EffectTypeTool); if (!bOnePassTool && (mNumSelectedChannels == 0)) {
wxString message = _("Cannot run command without a selection.");
Effect::MessageBox(message, wxOK | wxCENTRE | wxICON_EXCLAMATION, _("Nyquist Error"));
}
// We must copy all the tracks, because Paste needs label tracks to ensure
// correct sync-lock group behavior when the timeline is affected; then we just want
// to operate on the selected wave tracks
if( !bOnePassTool )
CopyInputTracks(Track::All);
SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get()); SelectedTrackListOfKindIterator iter(Track::Wave, mOutputTracks.get());
mCurTrack[0] = (WaveTrack *)iter.First(); mCurTrack[0] = (WaveTrack *)iter.First();