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EntityDataSourceContextCreatingEventArgs Class

Provides data for the ContextCreating event.

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

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

public class EntityDataSourceContextCreatingEventArgs : EventArgs

The EntityDataSourceContextCreatingEventArgs type exposes the following members.

  NameDescription
Public propertyContextGets the ObjectContext that is used by the data source.
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  NameDescription
Public methodEquals(Object)Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
Protected methodFinalizeAllows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
Public methodGetHashCodeServes as a hash function for a particular type. (Inherited from Object.)
Public methodGetTypeGets the Type of the current instance. (Inherited from Object.)
Protected methodMemberwiseCloneCreates a shallow copy of the current Object. (Inherited from Object.)
Public methodToStringReturns a string that represents the current object. (Inherited from Object.)
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The EntityDataSourceContextCreatingEventArgs object has a Context property that can be assigned to a long-running ObjectContext in the handler for the 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

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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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