[This is preliminary documentation and subject to change.]
The SelectionTree control publishes this event that makes possible for another control (typically a button) to trigger the browse dialog for the currently highlighted item.
The name of the dialog to be spawned.
The subscribers are disabled or enabled depending on whether or not the path of the currently selected item can be modified by the user.
Spawns a browse dialog to modify the path.
A PushButton control on the same modal dialog as the SelectionTree subscribes to this event to trigger the browse dialog.