wpf-devexpress-dot-xpf-dot-grid-dot-dialogeditformbehavior-d1bb9b61.md
Occurs after a user removes selected rows from the control. This event allows you to validate rows, check database constraints, and delete rows from the database.
Namespace : DevExpress.Xpf.Grid
Assembly : DevExpress.Xpf.Grid.v25.2.Extensions.dll
NuGet Package : DevExpress.Wpf.Grid.Core
public event EventHandler<EditFormValidateRowDeletionArgs> ValidateRowDeletion
Public Event ValidateRowDeletion As EventHandler(Of EditFormValidateRowDeletionArgs)
The ValidateRowDeletion event's data class is EditFormValidateRowDeletionArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| Keys | Gets KeyProperty values for deleted rows. |
| ValidateAsync | Gets or sets the task that validates the delete row operation. |
After a user removes selected rows from the control, the behavior raises the ValidateRowDeletion event and executes the ValidateRowDeletionCommand.
The following code snippet (auto-collected from DevExpress Examples) contains a reference to the ValidateRowDeletion event.
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.
CreateEditItemViewModel="OnCreateEditEntityViewModel" ValidateRow="OnValidateRow"
ValidateRowDeletion="OnValidateRowDeletion">
<dxg:DialogEditFormBehavior.EditTemplate>
See Also