ArcGIS Pro 2.7 API Reference Guide
UndoAsync() Method

ArcGIS.Desktop.Framework Namespace > CompositeOperationManager Class > UndoAsync Method : UndoAsync() Method
Rolls back the most recent operation to reset the last action performed with ArcGIS.Desktop.Framework.Contracts.Operation.Do or ArcGIS.Desktop.Framework.Contracts.Operation.DoAsync.
Syntax
public override Task UndoAsync()
Public Overloads Overrides NotOverridable Function UndoAsync() As Task

Return Value

A task that represents the work queued to execute in the ThreadPool.
Exceptions
ExceptionDescription
Thrown when the operation's ArcGIS.Desktop.Framework.Contracts.Operation.CanUndo method returns false.
Remarks

The most recent operation in the stack is undone by calling its ArcGIS.Desktop.Framework.Contracts.Operation.UndoAsync method. The operation is then added to this OperationManager's redo stack.

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

CompositeOperationManager Class
CompositeOperationManager Members
Overload List