EntityDataSourceContextCreatingEventArgs Class

 

Provides data for the ContextCreating event.

Namespace:   System.Web.UI.WebControls
Assembly:  System.Web.Entity (in System.Web.Entity.dll)

System.Object
  System.EventArgs
    System.Web.UI.WebControls.EntityDataSourceContextCreatingEventArgs

type EntityDataSourceContextCreatingEventArgs = 
    class
        inherit EventArgs
    end

NameDescription
System_CAPS_pubpropertyContext

Gets the ObjectContext that is used by the data source.

NameDescription
System_CAPS_pubmethodEquals(Object)

Determines whether the specified object is equal to the current object.(Inherited from Object.)

System_CAPS_protmethodFinalize()

Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.(Inherited from Object.)

System_CAPS_pubmethodGetHashCode()

Serves as the default hash function. (Inherited from Object.)

System_CAPS_pubmethodGetType()

Gets the Type of the current instance.(Inherited from Object.)

System_CAPS_protmethodMemberwiseClone()

Creates a shallow copy of the current Object.(Inherited from Object.)

System_CAPS_pubmethodToString()

Returns a string that represents the current object.(Inherited from Object.)

The EntityDataSourceContextCreatingEventArgs object has a Context property that can be assigned to a long-running ObjectContext in the handler for the E:System.Data.WebControls.EntityDataSourceView.ContextCreating event. For more information, see Object Context Life-Cycle Management (EntityDataSource).

The following example shows the creation of an ObjectContext variable of the Page object and its assignment to the Context property of the EntityDataSourceContextCreatingEventArgs object.

public partial class _Default : System.Web.UI.Page
    {
        AdventureWorksModel.AdventureWorksEntities objCtx =
            new AdventureWorksModel.AdventureWorksEntities();

        protected void EntityDataSource2_ContextCreating(object sender, 
            EntityDataSourceContextCreatingEventArgs e)
        {
            e.Context = objCtx;
        }
    }

.NET Framework
Available since 3.5

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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