Files
UnrealEngine/Engine/Source/Editor/DetailCustomizations/Private/MovieSceneSequenceLoopCountCustomization.h
2025-05-18 13:04:45 +08:00

73 lines
2.1 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "Containers/Array.h"
#include "HAL/Platform.h"
#include "IPropertyTypeCustomization.h"
#include "Input/Reply.h"
#include "Internationalization/Text.h"
#include "Layout/Visibility.h"
#include "Templates/SharedPointer.h"
#include "Templates/TypeHash.h"
class FDetailWidgetRow;
class IDetailChildrenBuilder;
class IPropertyHandle;
class STextBlock;
class SWidget;
/**
* Details view customization for the FMovieSceneSequencePlaybackSettings struct.
*/
class FMovieSceneSequenceLoopCountCustomization
: public IPropertyTypeCustomization
{
public:
/** Makes a new instance of this detail layout class for a specific detail view requesting it. */
static TSharedRef<IPropertyTypeCustomization> MakeInstance();
public:
// IDetailCustomization interface
virtual void CustomizeHeader( TSharedRef<IPropertyHandle> PropertyHandle, FDetailWidgetRow& HeaderRow, IPropertyTypeCustomizationUtils& CustomizationUtils ) override;
virtual void CustomizeChildren( TSharedRef<IPropertyHandle> PropertyHandle, IDetailChildrenBuilder& ChildBuilder, IPropertyTypeCustomizationUtils& CustomizationUtils ) override;
protected:
/** Respond to a selection change event from the combo box. */
void UpdateProperty();
private:
/** Get the suffix to display after the custom entry box. */
FText GetCustomSuffix() const;
/** Get whether the loop reset button should be visible. */
EVisibility GetLoopResetVisibility() const;
/** Called when the "Reset to Default" button for the loop mode has been clicked. */
FReply OnLoopResetClicked();
/** Array of loop modes. */
struct FLoopMode
{
FText DisplayName;
int32 Value;
};
TArray<TSharedPtr<FLoopMode>> LoopModes;
/** The loop mode we're currently displaying. */
TSharedPtr<FLoopMode> CurrentMode;
/** The text of the current selection. */
TSharedPtr<STextBlock> CurrentText;
/** The loop number entry to be hidden and shown based on combo box selection. */
TSharedPtr<SWidget> LoopEntry;
/** Property handles of the properties we're editing */
TSharedPtr<IPropertyHandle> LoopCountProperty;
};