void Dialog::setLayout(Widget * contents, Widget * buttons) {
LinearContainer * container = new LinearContainer();
container->setVertical();
container->setSpacing(8);
container->addWidget(contents);
container->addWidget(buttons);
setPadding(8);
setContent(container);
}
Dialog::Dialog(std::string id, std::string message) : _id(id) {
LinearContainer * buttons = new LinearContainer();
buttons->setHorizontal();
buttonOk = new ButtonWidget(new TextWidget("Ok", 0, 0));
buttons->addWidget(buttonOk);
setLayout(setTextMessage(message), buttons);
_ct = -getWidth();
}
Gadget *StandardNodeGadget::getEdgeGadget( Edge edge )
{
LinearContainer *c = noduleContainer( edge );
const size_t s = c->children().size();
if( s != 4 )
{
return nullptr;
}
return c->getChild<Gadget>( s - 2 );
}
Widget * Dialog::setTextMessage(std::string message) {
LinearContainer * text = new LinearContainer();
text->setSpacing(4);
text->setVertical();
size_t index = 0;
while ((index = message.find('\n')) != std::string::npos) {
text->addWidget(new TextWidget(message.substr(0, index), 0, 0));
message.erase(0, index + 1);
}
text->addWidget(new TextWidget(message.substr(0, message.length()), 0, 0));
return text;
}
Dialog::Dialog(std::string id, std::string message, std::string positiveButton, std::string negativeButton, std::string neutralButton) : _id(id) {
LinearContainer * buttons = new LinearContainer();
buttons->setHorizontal();
buttonPositive = new ButtonWidget(new TextWidget(positiveButton, 0, 0));
buttons->addWidget(buttonPositive);
buttonNegative = new ButtonWidget(new TextWidget(negativeButton, 0, 0));
buttons->addWidget(buttonNegative);
buttonNeutral = new ButtonWidget(new TextWidget(neutralButton, 0, 0));
buttons->addWidget(buttonNeutral);
setLayout(setTextMessage(message), buttons);
_ct = -getWidth();
}
void StandardNodeGadget::setEdgeGadget( Edge edge, GadgetPtr gadget )
{
GadgetPtr previous = getEdgeGadget( edge );
if( previous == gadget )
{
return;
}
if( IECore::runTimeCast<Nodule>( gadget ) )
{
throw IECore::Exception( "End Gadget can not be a Nodule." );
}
LinearContainer *c = noduleContainer( edge );
GadgetPtr spacer = boost::static_pointer_cast<Gadget>( c->children().back() );
c->removeChild( spacer );
if( previous )
{
c->removeChild( previous );
}
if( gadget )
{
c->addChild( gadget );
}
c->addChild( spacer );
}
void NoduleLayout::updateLayout()
{
// Figure out the order we want to display things in
// and clear our main container ready for filling in
// that order.
vector<GadgetKey> items = layoutOrder();
LinearContainer *gadgetContainer = noduleContainer();
gadgetContainer->clearChildren();
vector<Gadget *> added;
vector<GadgetPtr> removed;
// Iterate over the items we need to lay out, creating
// or reusing gadgets and adding them to the layout.
for( vector<GadgetKey>::const_iterator it = items.begin(), eIt = items.end(); it != eIt; ++it )
{
const GadgetKey &item = *it;
const IECore::InternedString gadgetType = ::gadgetType( m_parent.get(), *it );
GadgetPtr gadget;
GadgetMap::iterator gadgetIt = m_gadgets.find( item );
if( gadgetIt != m_gadgets.end() && gadgetIt->second.type == gadgetType )
{
gadget = gadgetIt->second.gadget;
}
else
{
// No gadget created yet, or it's the wrong type
if( item.which() == 0 )
{
gadget = Nodule::create( const_cast<Plug *>( boost::get<const Plug *>( item ) ) ); /// \todo Fix cast
}
else
{
gadget = createCustomGadget( gadgetType, m_parent.get() );
}
added.push_back( gadget.get() );
if( gadgetIt != m_gadgets.end() )
{
removed.push_back( gadgetIt->second.gadget );
}
m_gadgets[item] = TypeAndGadget( gadgetType, gadget );
}
if( gadget )
{
gadgetContainer->addChild( gadget );
}
}
// Remove any gadgets we didn't use
boost::container::flat_set<GadgetKey> itemsSet( items.begin(), items.end() );
for( GadgetMap::iterator it = m_gadgets.begin(), eIt = m_gadgets.end(); it != eIt; )
{
GadgetMap::iterator next = it; ++next;
if( itemsSet.find( it->first ) == itemsSet.end() )
{
removed.push_back( it->second.gadget );
m_gadgets.erase( it );
}
it = next;
}
// Let everyone know what we've done.
/// \todo Maybe we shouldn't know about the NodeGadget?
if( NodeGadget *nodeGadget = ancestor<NodeGadget>() )
{
for( vector<GadgetPtr>::const_iterator it = removed.begin(), eIt = removed.end(); it != eIt; ++it )
{
if( Nodule *n = runTimeCast<Nodule>( it->get() ) )
{
nodeGadget->noduleRemovedSignal()( nodeGadget, n );
}
}
for( vector<Gadget *>::const_iterator it = added.begin(), eIt = added.end(); it != eIt; ++it )
{
if( Nodule *n = runTimeCast<Nodule>( *it ) )
{
nodeGadget->noduleAddedSignal()( nodeGadget, n );
}
}
}
}
Gadget *StandardNodeGadget::getEdgeGadget( Edge edge )
{
LinearContainer *c = noduleContainer( edge );
return c->getChild<Gadget>( c->children().size() - 1 );
}
void StandardNodeGadget::setEdgeGadget( Edge edge, GadgetPtr gadget )
{
LinearContainer *c = noduleContainer( edge );
c->removeChild( c->getChild<Gadget>( c->children().size() - 1 ) );
c->addChild( gadget );
}
StandardNodeGadget::StandardNodeGadget( Gaffer::NodePtr node )
: NodeGadget( node ),
m_nodeEnabled( true ),
m_labelsVisibleOnHover( true ),
m_dragDestinationProxy( 0 ),
m_userColor( 0 )
{
// build our ui structure
////////////////////////////////////////////////////////
float horizontalNoduleSpacing = 2.0f;
float verticalNoduleSpacing = 0.2f;
float minWidth = 10.0f;
if( IECore::ConstFloatDataPtr d = Metadata::nodeValue<IECore::FloatData>( node.get(), g_horizontalNoduleSpacingKey ) )
{
horizontalNoduleSpacing = d->readable();
}
if( IECore::ConstFloatDataPtr d = Metadata::nodeValue<IECore::FloatData>( node.get(), g_verticalNoduleSpacingKey ) )
{
verticalNoduleSpacing = d->readable();
}
if( IECore::ConstFloatDataPtr d = Metadata::nodeValue<IECore::FloatData>( node.get(), g_minWidthKey ) )
{
minWidth = d->readable();
}
// four containers for nodules - one each for the top, bottom, left and right.
// these contain spacers at either end to prevent nodules being placed in
// the corners of the node gadget, and also to guarantee a minimim width for the
// vertical containers and a minimum height for the horizontal ones.
LinearContainerPtr topNoduleContainer = new LinearContainer( "topNoduleContainer", LinearContainer::X, LinearContainer::Centre, horizontalNoduleSpacing );
topNoduleContainer->addChild( new SpacerGadget( Box3f( V3f( 0 ), V3f( 0, 1, 0 ) ) ) );
topNoduleContainer->addChild( new SpacerGadget( Box3f( V3f( 0 ), V3f( 0, 1, 0 ) ) ) );
LinearContainerPtr bottomNoduleContainer = new LinearContainer( "bottomNoduleContainer", LinearContainer::X, LinearContainer::Centre, horizontalNoduleSpacing );
bottomNoduleContainer->addChild( new SpacerGadget( Box3f( V3f( 0 ), V3f( 0, 1, 0 ) ) ) );
bottomNoduleContainer->addChild( new SpacerGadget( Box3f( V3f( 0 ), V3f( 0, 1, 0 ) ) ) );
LinearContainerPtr leftNoduleContainer = new LinearContainer( "leftNoduleContainer", LinearContainer::Y, LinearContainer::Centre, verticalNoduleSpacing, LinearContainer::Decreasing );
leftNoduleContainer->addChild( new SpacerGadget( Box3f( V3f( 0 ), V3f( 1, 0, 0 ) ) ) );
leftNoduleContainer->addChild( new SpacerGadget( Box3f( V3f( 0 ), V3f( 1, 0, 0 ) ) ) );
LinearContainerPtr rightNoduleContainer = new LinearContainer( "rightNoduleContainer", LinearContainer::Y, LinearContainer::Centre, verticalNoduleSpacing, LinearContainer::Decreasing );
rightNoduleContainer->addChild( new SpacerGadget( Box3f( V3f( 0 ), V3f( 1, 0, 0 ) ) ) );
rightNoduleContainer->addChild( new SpacerGadget( Box3f( V3f( 0 ), V3f( 1, 0, 0 ) ) ) );
// column - this is our outermost structuring container
LinearContainerPtr column = new LinearContainer(
"column",
LinearContainer::Y,
LinearContainer::Centre,
0.0f,
LinearContainer::Decreasing
);
column->addChild( topNoduleContainer );
LinearContainerPtr row = new LinearContainer(
"row",
LinearContainer::X,
LinearContainer::Centre,
0.0f
);
column->addChild( row );
// central row - this holds our main contents, with the
// nodule containers surrounding it.
row->addChild( leftNoduleContainer );
LinearContainerPtr contentsColumn = new LinearContainer(
"contentsColumn",
LinearContainer::Y,
LinearContainer::Centre,
0.0f,
LinearContainer::Decreasing
);
row->addChild( contentsColumn );
IndividualContainerPtr contentsContainer = new IndividualContainer();
contentsContainer->setName( "contentsContainer" );
contentsColumn->addChild( new SpacerGadget( Box3f( V3f( 0 ), V3f( minWidth, 0, 0 ) ) ) );
contentsColumn->addChild( contentsContainer );
contentsColumn->addChild( new SpacerGadget( Box3f( V3f( 0 ), V3f( minWidth, 0, 0 ) ) ) );
row->addChild( rightNoduleContainer );
column->addChild( bottomNoduleContainer );
addChild( column );
setContents( new NameGadget( node ) );
// connect to the signals we need in order to operate
////////////////////////////////////////////////////////
node->childAddedSignal().connect( boost::bind( &StandardNodeGadget::childAdded, this, ::_1, ::_2 ) );
node->childRemovedSignal().connect( boost::bind( &StandardNodeGadget::childRemoved, this, ::_1, ::_2 ) );
node->errorSignal().connect( boost::bind( &StandardNodeGadget::error, this, ::_1, ::_2, ::_3 ) );
node->plugDirtiedSignal().connect( boost::bind( &StandardNodeGadget::plugDirtied, this, ::_1 ) );
dragEnterSignal().connect( boost::bind( &StandardNodeGadget::dragEnter, this, ::_1, ::_2 ) );
dragMoveSignal().connect( boost::bind( &StandardNodeGadget::dragMove, this, ::_1, ::_2 ) );
dragLeaveSignal().connect( boost::bind( &StandardNodeGadget::dragLeave, this, ::_1, ::_2 ) );
dropSignal().connect( boost::bind( &StandardNodeGadget::drop, this, ::_1, ::_2 ) );
for( int e = FirstEdge; e <= LastEdge; e++ )
{
LinearContainer *c = noduleContainer( (Edge)e );
c->enterSignal().connect( boost::bind( &StandardNodeGadget::enter, this, ::_1 ) );
c->leaveSignal().connect( boost::bind( &StandardNodeGadget::leave, this, ::_1 ) );
}
Metadata::plugValueChangedSignal().connect( boost::bind( &StandardNodeGadget::plugMetadataChanged, this, ::_1, ::_2, ::_3, ::_4 ) );
Metadata::nodeValueChangedSignal().connect( boost::bind( &StandardNodeGadget::nodeMetadataChanged, this, ::_1, ::_2, ::_3 ) );
// do our first update
////////////////////////////////////////////////////////
updateNoduleLayout();
updateUserColor();
updatePadding();
updateNodeEnabled();
}