aspnet-devexpress-dot-web-dot-aspxroundpanel-8a27fe95.md
Fires when the ASPxRoundPanel performs a round trip to the server.
Namespace : DevExpress.Web
Assembly : DevExpress.Web.v25.2.dll
NuGet Package : DevExpress.Web
public event RoundPanelContentCallbackEventHandler ContentCallback
Public Event ContentCallback As RoundPanelContentCallbackEventHandler
The ContentCallback event's data class is RoundPanelContentCallbackEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| Parameter | Gets a string that contains specific information (if any) passed from the client side. Inherited from CallbackEventArgsBase. |
The ContentCallback event fires on the server in the following cases:
The client ASPxClientRoundPanel.PerformCallback method is called.
The ASPxRoundPanel.LoadContentViaCallback property is set to true and the panel is expanded initially.
The ShowHeader property is set to true.
Use the CallbackEventArgsBase.Parameter property to get information passed from the client to the server.
See Also