| Sets the active part for the delegate. The active part is commonly used
to get a working context for the action, such as the shell for any dialog
which is needed.
This method will be called every time the action appears in a popup menu.
The targetPart may change with each invocation.
Parameters: action - the action proxy that handles presentation portion of theaction; must not be null . Parameters: targetPart - the new part target; must not be null . |