Method onOutputLayerChanged

Gui/NodeGui.cpp:3162–3205

} // setNameItemHtml

void
NodeGui::onOutputLayerChanged()
{
    NodePtr internalNode = getNode();
    if (!internalNode) {
        return;
    }

    QString extraLayerStr;
    KnobBoolPtr processAllKnob = internalNode->getProcessAllLayersKnob();
    bool processAll = false;
    if (processAllKnob && processAllKnob->hasModifications()) {
        processAll = processAllKnob->getValue();
        if (processAll) {
            //extraLayerStr.append( QString::fromUtf8("<br />") );
            extraLayerStr += tr("(All)");
        }
    }
    KnobChoicePtr layerKnob = internalNode->getChannelSelectorKnob(-1);
    ImagePlaneDesc outputLayer;
    {
        bool isAll;
        std::list<ImagePlaneDesc> availableLayers;
        internalNode->getEffectInstance()->getAvailableLayers(internalNode->getApp()->getTimeLine()->currentFrame(), ViewIdx(0), -1,  &availableLayers);


        internalNode->getSelectedLayer(-1, availableLayers, 0, &isAll, &outputLayer);
    }
    if (!processAll && outputLayer.getNumComponents() > 0) {
        if (!outputLayer.isColorPlane()) {
            if (!extraLayerStr.isEmpty()) {
                extraLayerStr.append( QString::fromUtf8("<br />") );
            }
            extraLayerStr.push_back( QLatin1Char('(') );
            extraLayerStr.append( QString::fromUtf8( outputLayer.getPlaneLabel().c_str() ) );
            extraLayerStr.push_back( QLatin1Char(')') );
        }
    }
    if (extraLayerStr == _channelsExtraLabel) {
        return;
    }
    _channelsExtraLabel = extraLayerStr;
    setNameItemHtml(QString::fromUtf8( internalNode->getLabel().c_str() ), _nodeLabel);
}

void
NodeGui::refreshNodeText(const QString & label)