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ASPxTreeView Events

Represents the web navigation treelike control.
Name Description
BeforeGetCallbackResult Occurs after a callback sent by the current control has been processed on the server, but prior to the time the respective callback result render is formed.
CallbackError static Allows you to handle any server exception that might occur during server-side processing of a callback sent by a DevExpress web control. Inherited from ASPxWebControl.
CheckedChanged Fires after the node’s checked state has been changed by clicking on a check box.
ClientLayout Enables you to save and restore the previously saved layout of the ASPxTreeView.
CustomJSProperties Enables you to supply any server data that can then be parsed on the client.
DataBinding Occurs when the server control binds to a data source. Inherited from Control.
DataBound Occurs after the server control binds to the data source. Inherited from ASPxDataWebControlBase.
Disposed Occurs when a server control is released from memory, which is the last stage of the server control lifecycle when an ASP.NET page is requested. Inherited from Control.
ExpandedChanged Fires on the server side after a node’s expansion state has been changed by end-user interaction.
ExpandedChanging Fires before the expansion state of a node is changed by end-user interaction.
Init Occurs when the server control is initialized, which is the first step in its lifecycle. Inherited from Control.
Load Occurs when the server control is loaded into the Page object. Inherited from Control.
NodeClick Fires after a node has been clicked.
NodeCommand Fires when a control contained within a node template raises the Command event.
NodeDataBound Occurs after a node has been bound to a data source.
PreRender Occurs after the Control object is loaded but prior to rendering. Inherited from Control.
Unload Occurs when the server control is unloaded from memory. Inherited from Control.
VirtualModeCreateChildren Used to activate virtual mode. Occurs when expanding a node for the first time in this mode.
See Also