Unreal Engine 4.26 Documentation

Unreal Engine 4.27 Documentation

Unreal Engine 5.0 Documentation

Unreal Engine 5.1 Documentation

Unreal Engine 5.2 Documentation

Unreal Engine 5.3 Documentation

Light Theme

Dark Theme

ITreeItem::OnExpansionChanged

Called when this item is expanded or collapsed

Windows

MacOS

Linux

Override Hierarchy

ITreeItem::OnExpansionChanged()

FFolderTreeItem::OnExpansionChanged()

References

Module	SceneOutliner
Header	/Engine/Source/Editor/SceneOutliner/Public/ITreeItem.h
Include	#include "ITreeItem.h"

Syntax

virtual void OnExpansionChanged()

Remarks

Called when this item is expanded or collapsed

Help shape the future of Unreal Engine documentation! Tell us how we're doing so we can serve you better.

Take our survey

Dismiss