Squeak Class Documentation category index | class index  
 
UndoShowHide
  category: Balloon3D-Wonderland Undo
  superclass: Object
  subclasses:

This class shows a hidden object and hides a shown actor.

instance methods
  accessing
  setActorForHide:
setActorForShow:

  undoing
  undoIt

class methods
  instance creation
  undoHideFor:
undoShowFor:

instance methods
  accessing top  
 

setActorForHide:

Set this undo event to undo a hide (show the actor).
 

setActorForShow:

Set this undo event to undo a show (hide the actor).

  undoing top  
 

undoIt

Undo the show or hide event

class methods
  instance creation top  
 

undoHideFor:

Create an undo event that will show the actor
 

undoShowFor:

Create an undo event that will show the actor