void FxMixerView::updateFxLine(int index)
{
FxMixer * mix = Engine::fxMixer();
// does current channel send to this channel?
int selIndex = m_currentFxLine->channelIndex();
FxLine * thisLine = m_fxChannelViews[index]->m_fxLine;
FloatModel * sendModel = mix->channelSendModel(selIndex, index);
if( sendModel == NULL )
{
// does not send, hide send knob
thisLine->m_sendKnob->setVisible(false);
}
else
{
// it does send, show knob and connect
thisLine->m_sendKnob->setVisible(true);
thisLine->m_sendKnob->setModel(sendModel);
}
// disable the send button if it would cause an infinite loop
thisLine->m_sendBtn->setVisible(! mix->isInfiniteLoop(selIndex, index));
thisLine->m_sendBtn->updateLightStatus();
thisLine->update();
}
