TreeListView.EditFormShowing Event

Occurs when the TreeListView is about to display the edit form.

Namespace: DevExpress.Xpf.Grid

Assembly: DevExpress.Xpf.Grid.v19.1.dll

Declaration

C#

public event EventHandler<EditFormShowingEventArgs> EditFormShowing

VB.NET

Public Event EditFormShowing As EventHandler(Of EditFormShowingEventArgs)

Event Data

The EditFormShowing event's data class is EditFormShowingEventArgs. The following properties provide information specific to this event:

Property	Description
Allow	Gets or sets a value that indicates whether to show the edit form.
RowHandle	Gets the handle of the row that raised the event.

Remarks

The EditFormShowing event allows you to prevent the TreeListView from displaying the edit form. The following example demonstrates how to disable the edit form for odd rows.

C#

private void TreeListView_EditFormShowing(object sender, DevExpress.Xpf.Grid.EditFormShowingEventArgs e) {
    if(e.RowHandle % 2 != 0) {
        e.Allow = false;
    }
}