FActionMenuContent FSoundClassEditor::OnCreateGraphActionMenu(UEdGraph* InGraph, const FVector2D& InNodePosition, const TArray<UEdGraphPin*>& InDraggedPins, bool bAutoExpand, SGraphEditor::FActionMenuClosed InOnMenuClosed)
{
TSharedRef<SSoundClassActionMenu> ActionMenu =
SNew(SSoundClassActionMenu)
.GraphObj(InGraph)
.NewNodePosition(InNodePosition)
.DraggedFromPins(InDraggedPins)
.AutoExpandActionMenu(bAutoExpand)
.OnClosedCallback(InOnMenuClosed);
return FActionMenuContent( ActionMenu, ActionMenu );
}
FActionMenuContent SGraphEditorImpl::GraphEd_OnGetContextMenuFor( const FVector2D& NodeAddPosition, UEdGraphNode* InGraphNode, UEdGraphPin* InGraphPin, const TArray<UEdGraphPin*>& InDragFromPins )
{
if (EdGraphObj != NULL)
{
const UEdGraphSchema* Schema = EdGraphObj->GetSchema();
check(Schema);
// Cache the pin this menu is being brought up for
GraphPinForMenu = InGraphPin;
if ((InGraphPin != NULL) || (InGraphNode != NULL))
{
// Get all menu extenders for this context menu from the graph editor module
FGraphEditorModule& GraphEditorModule = FModuleManager::GetModuleChecked<FGraphEditorModule>( TEXT("GraphEditor") );
TArray<FGraphEditorModule::FGraphEditorMenuExtender_SelectedNode> MenuExtenderDelegates = GraphEditorModule.GetAllGraphEditorContextMenuExtender();
TArray<TSharedPtr<FExtender>> Extenders;
for (int32 i = 0; i < MenuExtenderDelegates.Num(); ++i)
{
if (MenuExtenderDelegates[i].IsBound())
{
Extenders.Add(MenuExtenderDelegates[i].Execute(this->Commands.ToSharedRef(), EdGraphObj, InGraphNode, InGraphPin, !IsEditable.Get()));
}
}
TSharedPtr<FExtender> MenuExtender = FExtender::Combine(Extenders);
// Show the menu for the pin or node under the cursor
const bool bShouldCloseAfterAction = true;
FMenuBuilder MenuBuilder( bShouldCloseAfterAction, this->Commands, MenuExtender );
Schema->GetContextMenuActions(EdGraphObj, InGraphNode, InGraphPin, &MenuBuilder, !IsEditable.Get());
return FActionMenuContent(MenuBuilder.MakeWidget());
}
else if (IsEditable.Get())
{
if (EdGraphObj->GetSchema() != NULL )
{
FActionMenuContent Content;
if(OnCreateActionMenu.IsBound())
{
Content = OnCreateActionMenu.Execute(
EdGraphObj,
NodeAddPosition,
InDragFromPins,
bAutoExpandActionMenu,
SGraphEditor::FActionMenuClosed::CreateSP(this, &SGraphEditorImpl::OnClosedActionMenu)
);
}
else
{
TSharedRef<SGraphEditorActionMenu> Menu =
SNew(SGraphEditorActionMenu)
.GraphObj( EdGraphObj )
.NewNodePosition( NodeAddPosition )
.DraggedFromPins( InDragFromPins )
.AutoExpandActionMenu(bAutoExpandActionMenu)
.OnClosedCallback( SGraphEditor::FActionMenuClosed::CreateSP(this, &SGraphEditorImpl::OnClosedActionMenu)
);
Content = FActionMenuContent( Menu, Menu->GetFilterTextBox() );
}
if (InDragFromPins.Num() > 0)
{
GraphPanel->PreservePinPreviewUntilForced();
}
return Content;
}
return FActionMenuContent( SNew(STextBlock) .Text( NSLOCTEXT("GraphEditor", "NoNodes", "No Nodes").ToString() ) );
}
else
{
return FActionMenuContent( SNew(STextBlock) .Text( NSLOCTEXT("GraphEditor", "CannotCreateWhileDebugging", "Cannot create new nodes while debugging").ToString() ) );
}
}
else
{
return FActionMenuContent( SNew(STextBlock) .Text( NSLOCTEXT("GraphEditor", "GraphObjectIsNull", "Graph Object is Null").ToString() ) );
}
}
