Occurs before the explorer navigates to a new folder, either as a result of user action or through program code. This event is not available in VBScript.
Note If the folder being switched to is in a name space that doesn’t support Automation (such as the file system), NewFolder is Nothing.
Syntax
Sub object_BeforeFolderSwitch(NewFolder as Object, Cancel as Boolean)
object An expression that evaluates to an Explorer object.
NewFolder Required. The MAPIFolder object the explorer is switching to.
Cancel Optional. False when the event occurs. If the event procedure sets this argument to True, navigation is cancelled and the current folder is not changed.