Files
UnrealEngine/Engine/Source/Editor/SceneOutliner/Public/SceneOutlinerTextInfoColumn.h
2025-05-18 13:04:45 +08:00

72 lines
2.5 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "CoreMinimal.h"
#include "Layout/Visibility.h"
#include "Widgets/SWidget.h"
#include "Widgets/Views/STableViewBase.h"
#include "Widgets/Views/SHeaderRow.h"
#include "Widgets/Views/STableRow.h"
#include "SceneOutlinerPublicTypes.h"
#include "ISceneOutlinerColumn.h"
#include "Misc/CoreDelegates.h"
class ISceneOutliner;
/** A delegate used to factory a new TextInfo Column */
DECLARE_DELEGATE_RetVal_OneParam(FString, FGetTextForItem, const ISceneOutlinerTreeItem&);
/**
* A custom column for the SceneOutliner which is capable of displaying any text based information related to items
* Note: Only has support for text, any other requirements should have a custom column made
*/
class SCENEOUTLINER_API FTextInfoColumn : public ISceneOutlinerColumn
{
public:
/**
* Constructor
*/
FTextInfoColumn(ISceneOutliner& Outliner, const FName InColumnName, const FGetTextForItem& InGetTextForItem, const FText InColumnToolTip);
virtual ~FTextInfoColumn() {}
// Factory function to create a TextInfoColumn (This column is not registered by default because of it's requirements and therefore requires a factory!)
static TSharedRef<ISceneOutlinerColumn> CreateTextInfoColumn(ISceneOutliner& Outliner, const FName InColumnName, const FGetTextForItem InGetTextForItem, const FText InColumnToolTip);
//////////////////////////////////////////////////////////////////////////
// Begin ISceneOutlinerColumn Implementation
virtual FName GetColumnID() override;
virtual SHeaderRow::FColumn::FArguments ConstructHeaderRowColumn() override;
virtual const TSharedRef< SWidget > ConstructRowWidget(FSceneOutlinerTreeItemRef TreeItem, const STableRow<FSceneOutlinerTreeItemPtr>& Row) override;
virtual void PopulateSearchStrings(const ISceneOutlinerTreeItem& Item, TArray< FString >& OutSearchStrings) const override;
virtual bool SupportsSorting() const override;
virtual void SortItems(TArray<FSceneOutlinerTreeItemPtr>& RootItems, const EColumnSortMode::Type SortMode) const override;
// End ISceneOutlinerColumn Implementation
//////////////////////////////////////////////////////////////////////////
private:
FText GetInfoForItem(TWeakPtr<ISceneOutlinerTreeItem> TreeItem) const;
FName ColumnName;
FText ColumnToolTip;
/** Weak reference to the outliner widget that owns our list */
TWeakPtr< ISceneOutliner > SceneOutlinerWeak;
/* Delegate Called to Get Display Text for an item in the column*/
FGetTextForItem GetTextForItem;
};