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API > API/Editor > API/Editor/CurveEditor > API/Editor/CurveEditor/Tree > API/Editor/CurveEditor/Tree/FCurveEditorTree
References
| Module | CurveEditor |
| Header | /Engine/Source/Editor/CurveEditor/Public/Tree/CurveEditorTree.h |
| Include | #include "Tree/CurveEditorTree.h" |
FOnCurveEditorToggleExpansionState & GetToggleExpansionState&40;&41;