Unity Engine documentationScript ReferenceUnityEditorUnityEditor.IMGUI.ControlsTreeView<TIdentifier>TreeView<TIdentifier>.DragAndDropPositionUponItemThis value is used when the drag is upon a item.Read time 1 minuteLast updated 9 days agoDefinition Type: Field Namespace: UnityEditor.IMGUI.Controls Assembly: UnityEditor.CoreModule UponItem = 0