ASPxDashboardViewer.CustomParameters Event
Occurs before data is loaded from the data store and allows you to customize dashboard parameters that are used for data processing.
Namespace: DevExpress.DashboardWeb
Assembly: DevExpress.Dashboard.v18.2.Web.WebForms.dll
Declaration
Event Data
The CustomParameters event's data class is CustomParametersWebEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| DashboardId | Gets the identifier of the required dashboard. |
| Parameters | Gets or sets dashboard parameters. Inherited from CustomParametersEventArgs. |
Remarks
The CustomParameters event provides access to a collection of dashboard parameters (CustomParametersEventArgs.Parameters) and allows you to specify parameter values or add new parameters before they are passed to data queries.
Note
Parameter values specified in the CustomParameters event handler are used only for data processing and are not displayed in the Dashboard Parameters dialog.
Tip
To learn how to specify default parameter values by handling the ASPxDashboardViewer.DashboardLoaded event, see the following example: How to: Specify Default Parameter Values in the Web Viewer.