BeforeDragNodeEventArgs Class

Provides data for the TreeList.BeforeDragNode event.

Namespace: DevExpress.XtraTreeList

Assembly: DevExpress.XtraTreeList.v18.1.dll

Declaration

C#

public class BeforeDragNodeEventArgs :
    NodeEventArgs

VB.NET

Public Class BeforeDragNodeEventArgs
    Inherits NodeEventArgs

Related API Members

BeforeDragNodeEventArgs is the data class for the following events:

• TreeList.BeforeDragNode

Remarks

The TreeList.BeforeDragNode event occurs before dragging a Tree List node .

The BeforeDragNodeEventArgs.CanDrag property value indicates whether a node can be dragged.

Related GitHub Examples

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

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#

Reporting_winforms-eud-how-to-create-a-control-template-gallery-with-reusable-control-sets-t341218/CS/ControlTemplateGallerySample/ControlTemplateGallery/TemplateUserControl.cs#L109

void OnBeforeDragNode(object sender, DevExpress.XtraTreeList.BeforeDragNodeEventArgs e) {
    e.CanDrag = e.Node.Level > 0;

VB.NET

Reporting_winforms-eud-how-to-create-a-control-template-gallery-with-reusable-control-sets-t341218/VB/ControlTemplateGallerySample/ControlTemplateGallery/TemplateUserControl.vb#L117

Private Sub OnBeforeDragNode(ByVal sender As Object, ByVal e As DevExpress.XtraTreeList.BeforeDragNodeEventArgs)
    e.CanDrag = e.Node.Level > 0

Inheritance

Object

EventArgs

NodeEventArgs

BeforeDragNodeEventArgs