TreeListView.ValidateNodeDeletionCommand Property

Gets or sets a command that allows you to validate nodes, check database constraints, and delete nodes from the database before a user deletes a node from the Data Grid.

Namespace: DevExpress.Xpf.Grid

Assembly: DevExpress.Xpf.Grid.v25.1.dll

NuGet Package: DevExpress.Wpf.Grid.Core

Declaration

C#

public ICommand<ValidateNodeDeletionArgs> ValidateNodeDeletionCommand { get; set; }

VB.NET

Public Property ValidateNodeDeletionCommand As ICommand(Of ValidateNodeDeletionArgs)

Property Value

Type	Description
ICommand<ValidateNodeDeletionArgs>	Allows you to validate nodes, check database constraints, and delete nodes from the database.

Remarks

CRUD Operations

You can implement CRUD operations (create, read update, delete). These operations allow users to manage data in the Data Grid. Refer to the following topic for more information: Implement CRUD Operations in a Data-Bound Grid.

View Example: How to Implement CRUD Operations in a Data-Bound Grid