SDialogueActionMenu.h

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// Copyright Csaba Molnar, Daniel Butum. All Rights Reserved.
#pragma once
 
#include "Widgets/DeclarativeSyntaxSupport.h"
#include "SGraphPalette.h"
#include "GraphEditor.h"
#include "SGraphActionMenu.h"
 
 
class SDialogueActionMenu : public SBorder
{
    typedef SDialogueActionMenu Self;
public:
    DECLARE_DELEGATE_TwoParams(FDialogueActionMenuClosedReason, bool /*bActionExecuted*/, bool /*bGraphPinContext*/);
 
    SLATE_BEGIN_ARGS(Self)
        : _Graph(nullptr)
        , _NewNodePosition(FVector2D::ZeroVector)
        , _AutoExpandActionMenu(true)
    {}
 
        SLATE_ARGUMENT(UEdGraph*, Graph)
        SLATE_ARGUMENT(FVector2D, NewNodePosition)
        SLATE_ARGUMENT(TArray<UEdGraphPin*>, DraggedFromPins)
        SLATE_ARGUMENT(SGraphEditor::FActionMenuClosed, OnClosedCallback)
        SLATE_ARGUMENT(bool, AutoExpandActionMenu)
        SLATE_EVENT(FDialogueActionMenuClosedReason, OnCloseReason)
    SLATE_END_ARGS()
 
    void Construct(const FArguments& InArgs);
    ~SDialogueActionMenu();
 
    TSharedPtr<SEditableTextBox> GetFilterTextBox() const { return GraphActionMenu->GetFilterTextBox(); }
 
protected:
    void OnActionSelected(const TArray<TSharedPtr<FEdGraphSchemaAction>>& SelectedAction, ESelectInfo::Type InSelectionType);
 
    void CollectAllActions(FGraphActionListBuilderBase& OutAllActions);
 
protected:
    UEdGraph* Graph = nullptr;
 
    TArray<UEdGraphPin*> DraggedFromPins;
 
    FVector2D NewNodePosition;
 
    bool AutoExpandActionMenu = true;
 
    bool bActionExecuted = false;
 
    // Events for close
    SGraphEditor::FActionMenuClosed OnClosedCallback;
    FDialogueActionMenuClosedReason OnCloseReasonCallback;
 
    // The actual menu
    TSharedPtr<SGraphActionMenu> GraphActionMenu;
};