aspnet-devexpress-dot-web-dot-aspxcombobox-dot-underscore-events.md
An editor which displays a list of items within its dropdown window.
| Name | Description |
|---|---|
| ButtonClick | Fires after a button is clicked within the editor. Inherited from ASPxButtonEditBase. |
| Callback | Fires after the client PerformCallback method initiates a callback and during each subsequent internal callback. Inherited from ASPxAutoCompleteBoxBase. |
| 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. |
| CustomFiltering | Fires before the server-side filtering is executed. Inherited from ASPxAutoCompleteBoxBase. |
| CustomJSProperties | Enables you to supply any server data that can then be parsed on the client. Inherited from ASPxEditBase. |
| 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. |
| Init | Occurs when the server control is initialized, which is the first step in its lifecycle. Inherited from Control. |
| ItemDeleted | Occurs after a list item has been deleted. Inherited from ASPxAutoCompleteBoxBase. |
| ItemDeleting | Enables you to prevent a list item from being deleted. Inherited from ASPxAutoCompleteBoxBase. |
| ItemInserted | Occurs after a new list item has been added to the editor’s item collection. Inherited from ASPxAutoCompleteBoxBase. |
| ItemInserting | Enables you to prevent a list item from being added to the editor’s item collection. Inherited from ASPxAutoCompleteBoxBase. |
| ItemRequestedByValue | Handle this event to implement retrieval of an item by its value. |
| ItemRowPrepared | Enables you to change individual rows settings. Inherited from ASPxAutoCompleteBoxBase. |
| ItemsRequestedByFilterCondition | Enables you to implement custom selection of the requested items by the filter conditions. |
| ItemTextCellPrepared | Occurs on the server side before a text cell has been rendered. Inherited from ASPxAutoCompleteBoxBase. |
| Load | Occurs when the server control is loaded into the Page object. Inherited from Control. |
| PreRender | Occurs after the Control object is loaded but prior to rendering. Inherited from Control. |
| SelectedIndexChanged | Fires when the user changes the selection. |
| TextChanged | Fires when the control accepts the new text value entered by a user. Inherited from ASPxTextEdit. |
| Unload | Occurs when the server control is unloaded from memory. Inherited from Control. |
| Validation | Allows you to specify whether the value entered into the editor is valid, and whether the editor is allowed to lose focus. Inherited from ASPxEdit. |
| ValueChanged | Fires when the control accepts the new value entered by a user. Inherited from ASPxEdit. |
See Also