'From Squeak3.1alpha of 28 February 2001 [latest update: #4116] on 1 June 2001 at 1:51:35 pm'! !WonderlandCameraControls methodsFor: 'event handling' stamp: 'ar 6/1/2001 13:50'! mouseDown: evt "Handle a mouse down event." myUndoStack push: (UndoPOVChange for: myCamera from: (myCamera getPointOfView)). moveAction _ myCamera doEachFrame: [self moveCamera: World primaryHand lastEvent]. ! !