LinqDataSourceView.ValidateDeleteSupported(IDictionary, IDictionary) Method

Reference

Definition

Namespace:: System.Web.UI.WebControls

Assembly:: System.Web.Extensions.dll

Important

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Validates that the conditions exist to perform a delete operation.

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

protected virtual void ValidateDeleteSupported (System.Collections.IDictionary keys, System.Collections.IDictionary oldValues);

abstract member ValidateDeleteSupported : System.Collections.IDictionary * System.Collections.IDictionary -> unit
override this.ValidateDeleteSupported : System.Collections.IDictionary * System.Collections.IDictionary -> unit

Protected Overridable Sub ValidateDeleteSupported (keys As IDictionary, oldValues As IDictionary)

Parameters

keys: IDictionary

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

oldValues: IDictionary

A dictionary that contains row values to delete.

Exceptions

InvalidOperationException

The GroupBy or SelectNew property contains a value.

NotSupportedException

CanDelete is false.

Remarks

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

Applies to