This version of Unity is unsupported.
Method group is Obsolete

EditorApplication.projectWindowChanged

Obsolete Use EditorApplication.projectChanged. public static EditorApplication.CallbackFunction projectWindowChanged;

Description

Callback raised whenever the state of the Project window changes.

This callback is raised whenever the state of the Unity Editor's Project window changes - for example, when an Asset is created, removed, renamed or or reparented. This example is not exhaustive; any Asset change or folder re-arrangement that is reflected in the Project window triggers this callback.