TreeViewCancelEventHandler

Namespace: Wisej.Web

Assembly: Wisej.Framework (3.5.0.0)

Represents the method that will handle the BeforeCheck, BeforeCollapse, BeforeExpand, or BeforeSelect event of a TreeView.

C#

public delegate void TreeViewCancelEventHandler(Object sender, TreeViewCancelEventArgs e)

VB.NET

Public Delegate Sub TreeViewCancelEventHandler(ByVal sender As [Object], ByVal e As TreeViewCancelEventArgs)

Parameters

Name	Type	Description
sender	Object	The source of the event.
e	TreeViewCancelEventArgs	A TreeViewCancelEventArgs that contains the event data.

Fired By

Name	Description
TreeNode.BeforeCheck	Occurs before the tree node check box is checked.
TreeNode.BeforeCollapse	Occurs before the tree node is collapsed.
TreeNode.BeforeExpand	Occurs before the tree node is expanded.
TreeNode.BeforeSelect	Occurs before the tree node is selected.
TreeView.BeforeCheck	Occurs before the tree node check box is checked.
TreeView.BeforeCollapse	Occurs before the tree node is collapsed.
TreeView.BeforeExpand	Occurs before the tree node is expanded.
TreeView.BeforeSelect	Occurs before the tree node is selected.