/V2/trunk/RI/Silverlight/StockTraderRI.Infrastructure.Silverlight/Validation.cs

//===================================================================================

// Microsoft patterns & practices

// Composite Application Guidance for Windows Presentation Foundation and Silverlight

//===================================================================================

// Copyright (c) Microsoft Corporation.  All rights reserved.

// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY

// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT

// LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND

// FITNESS FOR A PARTICULAR PURPOSE.

//===================================================================================

// The example companies, organizations, products, domain names,

// e-mail addresses, logos, people, places, and events depicted

// herein are fictitious.  No association with any real company,

// organization, product, domain name, email address, logo, person,

// places, or events is intended or should be inferred.

//===================================================================================

using System.Collections.ObjectModel;

using System.Windows;

using System.Windows.Controls;



namespace StockTraderRI.Infrastructure

{

    /// <summary>

    /// Defines a <see cref="DependencyProperty"/> where all <see cref="ValidationError"/> are stored to be used from XAML on <see cref="ToolTip"/>.

    /// </summary>

    public static class Validation

    {

        /// <summary>

        /// Collection of <see cref="ValidationError"/> ocurred on the attached element.

        /// </summary>

        public static readonly DependencyProperty ErrorsProperty = DependencyProperty.RegisterAttached(

                "Errors", typeof(ObservableCollection<ValidationError>), typeof(Validation), null);



        /// <summary>

        /// Gets the value of <see cref="ErrorsProperty"/> on <paramref name="dependencyObject"/>.

        /// </summary>

        /// <param name="dependencyObject">Element on which the <see cref="ErrorsProperty"/> property is attached.</param>

        /// <returns>Value of <see cref="ErrorsProperty"/>.</returns>

        public static ObservableCollection<ValidationError> GetErrors(DependencyObject dependencyObject)

        {

            return DependencyPropertyHelper.GetOrAddValue<ObservableCollection<ValidationError>>(dependencyObject, ErrorsProperty);

        }

    }

}