SELECTION BEHAVIOR HISTORY AND TRANSFORMATION

摘要

All environment for creating a document by collaboration of multiple concurrent users, coupled through a network to a server system, user undo and redo commands and those commands are associated with corresponding undo selection behavior data and redo selection behavior data. The undo and redo selection behavior data specify how the selection of one or more objects changes when undo or redo commands are involved. The undo and redo selection behavior data are transformed based on changes to a server copy.