RichEditControl.Undo() Method

Cancels changes caused by the last operation.

Namespace: DevExpress.XtraRichEdit

Assembly: DevExpress.XtraRichEdit.v19.1.dll

Declaration

C#

public void Undo()

VB.NET

Public Sub Undo

Remarks

Use the RichEditControl.Redo method to apply the changes back after they have been canceled by the Undo method.

To disable the Undo/Redo feature, use the DocumentCapabilitiesOptions.Undo property.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the Undo() method.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

how-to-merge-bars-within-the-documentmanager-control-e4950/CS/DocumentManagerBarMerging/ucContent.cs#L19

private void barButtonItem1_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e) {
    richEditControl1.Undo();
}

VB.NET

how-to-merge-bars-within-the-documentmanager-control-e4950/VB/DocumentManagerBarMerging/ucContent.vb#L22

Private Sub barButtonItem1_ItemClick(ByVal sender As Object, ByVal e As DevExpress.XtraBars.ItemClickEventArgs) Handles barButtonItem1.ItemClick
    richEditControl1.Undo()
End Sub