EntityDataSourceContextCreatingEventArgs Class

.NET Framework (current version)

Other Versions

Provides data for the ContextCreating event.

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

Inheritance Hierarchy

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

Syntax

C++

type EntityDataSourceContextCreatingEventArgs = 
    class
        inherit EventArgs
    end

Properties

	Name	Description
	Context	Gets the ObjectContext that is used by the data source.

Methods

	Name	Description
	Equals(Object)	Determines whether the specified object is equal to the current object.(Inherited from Object.)
	Finalize()	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.(Inherited from Object.)
	GetHashCode()	Serves as the default hash function. (Inherited from Object.)
	GetType()	Gets the Type of the current instance.(Inherited from Object.)
	MemberwiseClone()	Creates a shallow copy of the current Object.(Inherited from Object.)
	ToString()	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).

Examples

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;
        }
    }

Version Information

.NET Framework
Available since 3.5

Thread Safety

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