Silverlight DataGrid行驗證，直接是代碼 不解釋了

<UserControl xmlns:data="http://schemas.microsoft.com/winfx/2006/xaml/presentation/sdk"  x:Class="SilverlightApplication2.MainPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:dataInput="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.Data.Input"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    mc:Ignorable="d"
    d:DesignHeight="300" d:DesignWidth="400">

    <Grid x:Name="LayoutRoot" Background="White">
        <Grid.RowDefinitions>
            <RowDefinition Height="*"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>

        <dataInput:ValidationSummary Grid.Row="0" x:Name="vsValidationSummary"/>
        <data:DataGrid Grid.Row="1" RowEditEnding="dgValidationDemo_RowEditEnding" x:Name="dgValidationDemo"  RowEditEnded="dgValidationDemo_RowEditEnded"
                           AutoGenerateColumns="False"
                           Margin="10" Width="350" Height="300"
                           >
            <data:DataGrid.Columns>
                <data:DataGridTextColumn Header="使用者名稱" Binding="{Binding Name,Mode=TwoWay}"/>
                <data:DataGridTextColumn Header="密碼" Binding="{Binding password,Mode=TwoWay}" />
                <data:DataGridTextColumn Header="年齡" Binding="{Binding Age,Mode=TwoWay}"/>
                <data:DataGridTextColumn Header="電子郵件" Binding="{Binding email,Mode=TwoWay}" />
            </data:DataGrid.Columns>
        </data:DataGrid>
    </Grid>
</UserControl>

 

 

 

 

 

 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace SilverlightApplication2
{
    public partial class MainPage : UserControl
    {
        public MainPage()
        {
            InitializeComponent();
            this.dgValidationDemo.ItemsSource = User.GeeList();
        }

        private void dgValidationDemo_RowEditEnding(object sender, DataGridRowEditEndingEventArgs e)
        {
            User u = e.Row.DataContext as User;
            vsValidationSummary.Errors.Clear();
            if (u.Name < 3)
            {
                vsValidationSummary.Errors.Add(new ValidationSummaryItem("222"));
                vsValidationSummary.Errors.Add(new ValidationSummaryItem("11"));
                e.Cancel = true;
            }
          
        }

        private void dgValidationDemo_RowEditEnded(object sender, DataGridRowEditEndedEventArgs e)
        {
           
        }
    }
}

 

 

 

 

using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Collections.Generic;

namespace SilverlightApplication2
{
    public class User
    {
        public int Name { get; set; }

        public static List<User> GeeList() {
            List<User> list = new List<User>();
            list.Add(new User { Name = 1 });
            list.Add(new User { Name = 5 });
            list.Add(new User { Name = 4 });
            list.Add(new User { Name = 3 });
            list.Add(new User { Name = 2 });
            list.Add(new User { Name = 1 });
            return list;
        }
    }

}