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//---------------------------------------------------------------------------
//
// <copyright file="ExceptionValidationRule.cs" company="Microsoft">
// Copyright (C) 2003 by Microsoft Corporation. All rights reserved.
// </copyright>
//
//
// Description:
// ExceptionValidationRule is used when a ValidationError is the result of an Exception as
// there is no actual ValidationRule.
//
//
// See specs at http://avalon/connecteddata/M5%20Specs/Validation.mht
//
// History:
// 1/12/2005 mharper: created.
//
//---------------------------------------------------------------------------
using System;
using System.Windows;
using System.Globalization;
using System.Windows.Controls;
namespace System.Windows.Controls
{
/// <summary>
/// ExceptionValidationRule can be added to the ValidationRulesCollection of a Binding
/// or MultiBinding to indicate that Exceptions that occur during UpdateSource should
/// be considered ValidationErrors
/// </summary>
public sealed class ExceptionValidationRule : ValidationRule
{
/// <summary>
/// ExceptionValidationRule ctor.
/// </summary>
public ExceptionValidationRule()
{
}
/// <summary>
/// Validate is called when Data binding is updating
/// </summary>
public override ValidationResult Validate(object value, CultureInfo cultureInfo)
{
return ValidationResult.ValidResult;
}
internal static readonly ExceptionValidationRule Instance = new ExceptionValidationRule();
}
}
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