void StandardNodule::connection( const DragDropEvent &event, Gaffer::PlugPtr &input, Gaffer::PlugPtr &output )
{
Gaffer::PlugPtr dropPlug = IECore::runTimeCast<Gaffer::Plug>( event.data );
if( dropPlug )
{
Gaffer::PlugPtr thisPlug = plug();
if( thisPlug->node() != dropPlug->node() && thisPlug->direction()!=dropPlug->direction() )
{
if( thisPlug->direction()==Gaffer::Plug::In )
{
input = thisPlug;
output = dropPlug;
}
else
{
input = dropPlug;
output = thisPlug;
}
if( input->acceptsInput( output.get() ) )
{
// success
return;
}
}
}
input = output = 0;
return;
}
NodulePtr StandardNodeGadget::addNodule( Gaffer::PlugPtr plug )
{
if( plug->getName().string().compare( 0, 2, "__" )==0 )
{
return 0;
}
NodulePtr nodule = Nodule::create( plug );
if( !nodule )
{
return 0;
}
if( plug->direction()==Gaffer::Plug::In )
{
inputNoduleContainer()->addChild( nodule );
}
else
{
outputNoduleContainer()->addChild( nodule );
}
m_nodules[plug.get()] = nodule.get();
return nodule;
}