void ControlToolBar::EnableDisableButtons()
{
AudacityProject *p = GetActiveProject();
bool tracks = false;
bool playing = mPlay->IsDown();
bool recording = mRecord->IsDown();
bool busy = gAudioIO->IsBusy();
// Only interested in audio type tracks
if (p) {
TrackListIterator iter( p->GetTracks() );
for (Track *t = iter.First(); t; t = iter.Next()) {
if (t->GetKind() == Track::Wave
#if defined(USE_MIDI)
|| t->GetKind() == Track::Note
#endif
) {
tracks = true;
break;
}
}
}
if (p) {
TranscriptionToolBar *const playAtSpeedTB = p->GetTranscriptionToolBar();
if (playAtSpeedTB)
playAtSpeedTB->SetEnabled(CanStopAudioStream() && tracks && !recording);
}
mPlay->SetEnabled(CanStopAudioStream() && tracks && !recording);
mRecord->SetEnabled(
CanStopAudioStream() &&
!(busy && !recording) &&
!playing
);
mStop->SetEnabled(CanStopAudioStream() && (playing || recording));
mRewind->SetEnabled(!playing && !recording);
mFF->SetEnabled(tracks && !playing && !recording);
auto pProject = GetActiveProject();
mPause->SetEnabled(CanStopAudioStream());
}
void ControlToolBar::EnableDisableButtons()
{
//TIDY-ME: Button logic could be neater.
AudacityProject *p = GetActiveProject();
bool tracks = false;
bool playing = mPlay->IsDown();
bool recording = mRecord->IsDown();
bool busy = gAudioIO->IsBusy() || playing || recording;
// Only interested in audio type tracks
if (p) {
TrackListIterator iter( p->GetTracks() );
for (Track *t = iter.First(); t; t = iter.Next()) {
if (t->GetKind() == Track::Wave
#if defined(USE_MIDI)
|| t->GetKind() == Track::Note
#endif
) {
tracks = true;
break;
}
}
}
const bool enablePlay = (!recording) || (tracks && !busy);
mPlay->SetEnabled(enablePlay);
// Enable and disable the other play button
if (p)
{
TranscriptionToolBar *const pttb = p->GetTranscriptionToolBar();
if (pttb)
pttb->SetEnabled(enablePlay);
}
mRecord->SetEnabled(!busy && !playing);
mStop->SetEnabled(busy);
mRewind->SetEnabled(!busy);
mFF->SetEnabled(tracks && !busy);
mPause->SetEnabled(true);
}
