SGraphNode_DialogueK2Select.cpp

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// Copyright Csaba Molnar, Daniel Butum. All Rights Reserved.
#include "SGraphNode_DialogueK2Select.h"
 
#include "ScopedTransaction.h"
#include "Widgets/SBoxPanel.h"
#include "GraphEditorSettings.h"
#include "K2Node.h"
#include "Kismet2/BlueprintEditorUtils.h"
#include "Widgets/Images/SImage.h"
 
#include "DialogueK2Node_Select.h"
 
void SGraphNode_DialogueK2Select::Construct(const FArguments& InArgs, UDialogueK2Node_Select* InNode)
{
    GraphNode = CastChecked<UK2Node>(InNode);
    DialogueK2Node_Select = InNode;
 
    SetCursor(EMouseCursor::CardinalCross);
    UpdateGraphNode();
}
 
void SGraphNode_DialogueK2Select::CreatePinWidgets()
{
    // does not matter order for output pin
    CreateStandardPinWidget(DialogueK2Node_Select->GetReturnValuePin());
 
    // Add all option pins first
    const int32 PinsNum = DialogueK2Node_Select->Pins.Num();
    for (int32 PinIndex = UDialogueK2Node_Select::INDEX_PIN_OPTIONS_START; PinIndex < PinsNum; PinIndex++)
    {
        CreateStandardPinWidget(DialogueK2Node_Select->Pins[PinIndex]);
    }
 
    // Create the Default and VariableName input pin
    // Create some padding
    LeftNodeBox->AddSlot()
        .AutoHeight()
        .HAlign(HAlign_Left)
        .VAlign(VAlign_Center)
        .Padding(1.0f)
        [
            SNew(SImage)
            .Image(FEditorStyle::GetBrush("Graph.Pin.DefaultPinSeparator"))
        ];
 
    CreateStandardPinWidget(DialogueK2Node_Select->GetDefaultValuePin());
 
    // Create some padding
    LeftNodeBox->AddSlot()
        .AutoHeight()
        .HAlign(HAlign_Left)
        .VAlign(VAlign_Center)
        .Padding(1.0f)
        [
            SNew(SImage)
            .Image(FEditorStyle::GetBrush("Graph.Pin.DefaultPinSeparator"))
        ];
 
    CreateStandardPinWidget(DialogueK2Node_Select->GetVariableNamePin());
}
 
void SGraphNode_DialogueK2Select::CreateOutputSideAddButton(TSharedPtr<SVerticalBox> OutputBox)
{
    TSharedRef<SWidget> RefreshButton = AddPinButtonContent(
        NSLOCTEXT("SGraphNode_DialogueK2Select", "RefreshNodeButton", "Refresh Node"),
        NSLOCTEXT("SGraphNode_DialogueK2Select", "RefreshNodeButton_Tooltip", "Refreshes the node with the dialogue values"));
 
    FMargin AddPinPadding = Settings->GetOutputPinPadding();
    AddPinPadding.Top += 6.0f;
 
    OutputBox->AddSlot()
        .AutoHeight()
        .VAlign(VAlign_Center)
        .Padding(AddPinPadding)
        [
            RefreshButton
        ];
}
 
EVisibility SGraphNode_DialogueK2Select::IsAddPinButtonVisible() const
{
    return EVisibility::Visible;
}
 
FReply SGraphNode_DialogueK2Select::OnAddPin()
{
    const FScopedTransaction Transaction(NSLOCTEXT("Kismet", "RefreshNode", "Refresh Node"));
    DialogueK2Node_Select->Modify();
    FBlueprintEditorUtils::MarkBlueprintAsModified(DialogueK2Node_Select->GetBlueprint());
 
    // Reconstruct and notify
    DialogueK2Node_Select->ReconstructNode();
    UpdateGraphNode();
    DialogueK2Node_Select->GetGraph()->NotifyGraphChanged();
 
    return FReply::Handled();
}