UndoBuffer Class

UndoBuffer Class

Implements an undo/redo buffer.

Inheritance Hierarchy

SystemObject
DigitalRune.UndoUndoBuffer

Namespace: DigitalRune.Undo
Assembly: DigitalRune (in DigitalRune.dll) Version: 1.20.0.0 (1.20.1.14552)

Syntax

public class UndoBuffer : INotifyPropertyChanged

Public Class UndoBuffer
	Implements INotifyPropertyChanged

public ref class UndoBuffer : INotifyPropertyChanged

type UndoBuffer =  
    class
        interface INotifyPropertyChanged
    end

The UndoBuffer type exposes the following members.

Constructors

	Name	Description
	UndoBuffer	Initializes a new instance of the UndoBuffer class.

Methods

	Name	Description
	Add	Adds an operation to the undo buffer.
	BeginUndoGroup	Begins a new undo group.
	ClearAll	Clears the undo buffer.
	EndUndoGroup	Ends an undo group and puts the group of operations onto the UndoBuffer.
	Equals	Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
	Finalize	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
	GetHashCode	Serves as a hash function for a particular type. (Inherited from Object.)
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	OnOperationRedone	Raises the OperationRedone event.
	OnOperationUndone	Raises the OperationUndone event.
	OnPropertyChanged	Raises the PropertyChanged event.
	Redo	Redoes the last undone operation.
	ToString	Returns a string that represents the current object. (Inherited from Object.)
	Undo	Undoes the last operation.

Properties

	Name	Description
	AcceptChanges	Gets or sets a value indicating whether this UndoBuffer accepts changes.
	CanRedo	Gets a value indicating whether there are operations on the redo stack.
	CanUndo	Gets a value indicating whether there are operations on the undo stack.
	IsUndoGroupOpen	Gets a value indicating whether an undo group is open.
	RedoStack	Gets the redo stack.
	SizeLimit	Gets or sets the max number of undo steps stored in the undo buffer.
	UndoStack	Gets the undo stack.

Events

	Name	Description
	OperationRedone	Occurs after an operation is redone.
	OperationUndone	Occurs after an operation is undone.
	PropertyChanged	Occurs when a property value changes.