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LinqDataSourceView::ValidateDeleteSupported Method

Validates that the conditions exist to perform a delete operation.

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

protected:
virtual void ValidateDeleteSupported(
	IDictionary^ keys, 
	IDictionary^ oldValues
)

Parameters

keys
Type: System.Collections::IDictionary

A dictionary of key values for the data records to delete.

oldValues
Type: System.Collections::IDictionary

A dictionary that contains row values to delete.

ExceptionCondition
InvalidOperationException

The GroupBy or SelectNew property contains a value.

NotSupportedException

CanDelete is false.

You cannot delete data when the GroupBy property or the SelectNew property contains a value other than nullptr or Empty. For more information, see the LinqDataSource::EnableDelete property.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

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

.NET Framework

Supported in: 3.5
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