public virtual void OnExecuteDelete(GenericKeyDataArgs a)
{
if (ExecuteDelete != null) ExecuteDelete(this, a);
else throw new NotImplementedException(string.Format("ExecuteDelete Handler for the GenericDataSource '{0}' is not implemented.", this.ID));
}
public override void OnExecuteDelete(GenericKeyDataArgs a)
{
var role = a.Values.OfType<string>().FirstOrDefault();
if (role != null) Roles.DeleteRole(role);
}
/// <summary>
/// Triggers the data source Update operation.
/// It ofers support for Optimistic concurrency, by storing the original and updated parameter values.
/// </summary>
/// <param name="args">The GenericDeleteArgs arguments.</param>
/// <returns>The number of affected rows.</returns>
public virtual int Delete(GenericKeyDataArgs args)
{
if (this.ExecuteDelete != null) ExecuteDelete(this, args);
else OnExecuteDelete(args);
return args.RowsAffected;
}
protected override int ExecuteDelete(IDictionary keys, IDictionary oldValues)
{
GenericKeyDataArgs args = new GenericKeyDataArgs(keys, oldValues);
int rowsReturned = this.Owner.Delete(args);
return rowsReturned;
}
