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IDashboardStorage.LoadDashboard(String) Method

Loads the dashboard with the specified identifier from the current IDashboardStorage.

Namespace: DevExpress.DashboardWeb

Assembly: DevExpress.Dashboard.v24.1.Web.dll

NuGet Package: DevExpress.Web.Dashboard.Common

Declaration

XDocument LoadDashboard(
    string dashboardID
)

Parameters

Name Type Description
dashboardID String

A String value that specifies the dashboard identifier.

Returns

Type Description
XDocument

A XDocument object that is the XML definition of the loaded dashboard.

Remarks

Implement the IDashboardStorage.SaveDashboard method to save the dashboard to the current IDashboardStorage.

Example

This example shows how to create custom dashboard storage in an ASP.NET Core application and to store dashboards in a database. The LoadDashboard method is used to load a dashboard with the specified ID in XDocument format from storage.

View Example: ASP.NET Core

public XDocument LoadDashboard(string dashboardID) {
    using (SqlConnection connection = new SqlConnection(connectionString)) {
        connection.Open();
        SqlCommand GetCommand = new SqlCommand("SELECT  Dashboard FROM Dashboards WHERE ID=@ID");
        GetCommand.Parameters.Add("ID", SqlDbType.Int).Value = Convert.ToInt32(dashboardID);
        GetCommand.Connection = connection;
        SqlDataReader reader = GetCommand.ExecuteReader();
        reader.Read();
        byte[] data = reader.GetValue(0) as byte[];
        MemoryStream stream = new MemoryStream(data);
        connection.Close();
        return XDocument.Load(stream);
    }
}

The following examples are based on different platforms and show how to create a custom dashboard storage to load and save dashboards to a database:

View Example: ASP.NET Core View Example: ASP.NET MVC View Example: ASP.NET Web Forms

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the LoadDashboard(String) method.

Note

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See Also