# hierarchyWindowItemOnGUI

> Delegate for OnGUI events for every visible list item in the HierarchyWindow.

## Definition

* **Type:** Field
* **Namespace:** [UnityEditor](/engine/6000.3/script-reference/unityeditor.md)
* **Assembly:** UnityEditor

```csharp
public static EditorApplication.HierarchyWindowItemCallback hierarchyWindowItemOnGUI
```

### Remarks

Additional Resources: [EditorApplication.HierarchyWindowItemCallback](/engine/6000.3/script-reference/unityeditor/editorapplication/hierarchywindowitemcallback.md), [EditorApplication.RepaintHierarchyWindow](/engine/6000.3/script-reference/unityeditor/editorapplication/repainthierarchywindow.md).