Property name Access Description
EventType Property Read-only Returns the type of event that caused the
hook invocation.
ItemName Property Read-only Returns the name of the form item that
caused the hook to be invoked.
ObjectItem Property Read-only Returns the entity object associated with
the current selection.
StringItem Property Read-only Returns the name of the menu item hook.
我看了一下,没有啥子东西啊!