The following topics are contained within this topic:

Overview
Introduces to the WpfDiagram undo system.

Actions and Commands
Previews the available actions on a diagram and their associated undo/redo commands.

Undo Manager
Introduces the UndoManager class.

Command History
Information about the command history where all previously executed commands are stored.

Undo or Redo of Property Changes
Information on how to undo/redo changes in diagram item properties.

Composite Commands
Demonstrates how to encapsulate a set of commands as a single command that can be undone as an atomic operation.

Subclassing the Command Class
Information on how to create custom commands.