From Xojo Documentation
Called when the user has chosen an item from the app's shortcut menu.
|identifier||The (usually unique) identifier that describes the function of the shortcut and was provided when the shortcut was created either in the IDE via the Shortcut Options Editor or via code when calling the AddShortcut method.|
|userInfo||A Dictionary of information that was provided when the shortcut was created via the AddShortcut method.|
|Return Value||If your code was able to perform the shortcut's function, return True. If it was not, return False.|
The shortcut menu is displayed when the user performs a long-press on the application's icon.