MVCxTreeList Events

The object of this type represents a configured instance of the corresponding extension and is intended to be used mainly as a sender parameter when processing events on the server side.

Name	Description
AutoFilterCellEditorCreate	Enables you to assign editors to individual filter row cells. Inherited from ASPxTreeList.
AutoFilterCellEditorInitialize	Enables the cell editors displayed within the auto filter row cells to be initialized. Inherited from ASPxTreeList.
BatchUpdate	Occurs after an end-user clicks the Update button in batch edit mode and allows you to provide a custom data updating mechanism. Inherited from ASPxTreeList.
BeforeExport	Occurs before the tree list content is exported. Inherited from ASPxTreeList.
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. Inherited from ASPxTreeList.
BeforeHeaderFilterFillItems	Allows you to populate the header filter dropdown with custom items instead of default items. Inherited from ASPxTreeList.
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.
CancelNodeEditing	Enables you to prevent changes made within a node from being discarded. Inherited from ASPxTreeList.
CellEditorInitialize	Enables initializing the cell editors displayed within the edit cells. Inherited from ASPxTreeList.
ClientLayout	Enables you to save and restore the previously saved layout of the ASPxTreeList. Inherited from ASPxTreeList.
CommandColumnButtonInitialize	Enables individual command buttons to be initialized. Inherited from ASPxTreeList.
CustomButtonCallback	Occurs when a user clicks a custom command button. Inherited from ASPxTreeList.
CustomCallback	Fires when a round trip to the server has been initiated by a call to the client ASPxClientTreeList.PerformCallback method. Inherited from ASPxTreeList.
CustomColumnDisplayText	Enables custom display text to be provided for any cell. Inherited from ASPxTreeList.
CustomDataCallback	Fires when a round trip to the server has been initiated by a call to the client ASPxClientTreeList.PerformCustomDataCallback method. Inherited from ASPxTreeList.
CustomErrorText	Enables you to provide custom error descriptions for exceptions raised during a callback. Inherited from ASPxTreeList.
CustomFilterExpressionDisplayText	Enables you to display custom text in the filter bar, corresponding to the current filter expression. Inherited from ASPxTreeList.
CustomFilterNode	Enables you to specify whether the required node should be filtered even if this node doesn’t match the specified filter criteria. Inherited from ASPxTreeList.
CustomJSProperties	Enables you to supply any server data that can then be parsed on the client. Inherited from ASPxTreeList.
CustomNodeSort	Enables you to sort data using custom rules. Inherited from ASPxTreeList.
CustomSummaryCalculate	Enables you to calculate summary values manually. Inherited from ASPxTreeList.
CustomUnboundColumnData	Enables data to be supplied to unbound columns. Inherited from ASPxTreeList.
DataBinding	Occurs when the server control binds to a data source. Inherited from Control.
DataBound	Occurs after the server control is bound to a 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.
EditingOperationCompleted	Occurs after data editing has been completed. Inherited from ASPxTreeList.
ExportRenderBrick	Enables rendering of different content from the content exported by default. Inherited from ASPxTreeList.
FilterControlColumnsCreated	Occurs after all filter control columns have been created. Inherited from ASPxTreeList.
FilterControlCriteriaValueEditorCreate	Enables you to replace the default criteria value editor with a custom one. Inherited from ASPxTreeList.
FilterControlCriteriaValueEditorInitialize	Enables you to initialize the editors displayed within the criteria value. Inherited from ASPxTreeList.
FilterControlCustomValueDisplayText	Enables you to specify the entered filter value’s custom display text to be displayed when the filter control’s condition value editor is inactive. Inherited from ASPxTreeList.
FilterControlOperationVisibility	Enables you to dynamically hide operation items (such as the Equals, Contains, etc.) of the filter control’s operation dropdown menu. Inherited from ASPxTreeList.
FilterControlParseValue	Enables you to process and modify an entered value before it is actually accepted by the filter control. Inherited from ASPxTreeList.
FocusedNodeChanged	Fires after the focused node has been changed. Inherited from ASPxTreeList.
HeaderFilterEditorInitialize	Occurs when a header filter editor is initialized. Inherited from ASPxTreeList.
HeaderFilterFillItems	Allows you to add custom header filter items to default items. Inherited from ASPxTreeList.
HtmlCommandCellPrepared	Enables the settings of individual command cells to be changed. Inherited from ASPxTreeList.
HtmlDataCellPrepared	Enables the settings of individual cells to be changed. Inherited from ASPxTreeList.
HtmlRowPrepared	Enables the settings of individual rows to be changed. Inherited from ASPxTreeList.
Init	Occurs when the server control is initialized, which is the first step in its lifecycle. Inherited from Control.
InitNewNode	Enables you to initialize added nodes. Inherited from ASPxTreeList.
Load	Occurs when the server control is loaded into the Page object. Inherited from Control.
NodeCollapsed	Fires after a node has been collapsed. Inherited from ASPxTreeList.
NodeCollapsing	Fires before a node is collapsed. Inherited from ASPxTreeList.
NodeDeleted	Occurs after a node has been deleted. Inherited from ASPxTreeList.
NodeDeleting	Enables you to prevent a node from being deleted. Inherited from ASPxTreeList.
NodeExpanded	Fires after a node has been expanded. Inherited from ASPxTreeList.
NodeExpanding	Fires before a node is expanded. Inherited from ASPxTreeList.
NodeInserted	Occurs after a new node has been added to the ASPxTreeList. Inherited from ASPxTreeList.
NodeInserting	Enables you to cancel adding a new node. Inherited from ASPxTreeList.
NodeUpdated	Occurs after a node has been updated. Inherited from ASPxTreeList.
NodeUpdating	Enables you to prevent a node from being updated. Inherited from ASPxTreeList.
NodeValidating	Enables you to specify whether node data is valid, and whether the node can be updated. Inherited from ASPxTreeList.
PageIndexChanged	Fires after the selected page has been changed. Inherited from ASPxTreeList.
PageSizeChanged	Fires on the server side after a page size (amount of rows per a page) is changed by end-user interactions. Inherited from ASPxTreeList.
ParseValue	Enables you to process and modify an entered value before it is actually accepted by the ASPxTreeList. Inherited from ASPxTreeList.
PreRender	Occurs after the Control object is loaded but prior to rendering. Inherited from Control.
ProcessColumnAutoFilter	Enables you to apply custom filter criteria when filter row is in the Auto mode. Inherited from ASPxTreeList.
ProcessDragNode	Fires after a node drag and drop operation has been completed. Inherited from ASPxTreeList.
ProcessOnClickRowFilter	Enables you to apply custom filter criteria when the filter row is in the OnClick mode. Inherited from ASPxTreeList.
SearchPanelEditorCreate	Enables you to replace the default search panel editor with custom one. Inherited from ASPxTreeList.
SearchPanelEditorInitialize	Enables you to customize the properties of an editor displayed within the search panel. Inherited from ASPxTreeList.
SelectionChanged	Fires after an end user changed selection. Inherited from ASPxTreeList.
StartNodeEditing	Enables you to prevent a node from being edited. Inherited from ASPxTreeList.
ToolbarItemClick	Fires after a toolbar item has been clicked. Inherited from ASPxTreeList.
Unload	Occurs when the server control is unloaded from memory. Inherited from Control.
VirtualModeCreateChildren	Enables creation of a list of business objects that correspond to the child nodes owned by the processed node (virtual mode). Inherited from ASPxTreeList.
VirtualModeNodeCreated	Occurs when the ASPxTreeList functions in Virtual Mode after a node has been created. Inherited from ASPxTreeList.
VirtualModeNodeCreating	Enables you to initialize nodes in a tree virtual mode. Inherited from ASPxTreeList.