C# WPF DataGrid控件实现三级联动

C# WPF DataGrid控件实现三级联动 博客原文：http://blog.csdn.net/weixinhum/article/details/49449973

using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Threading.Tasks;
using System.Windows;

namespace WpfDataGridlinkageDemo
{
    /// 

    /// App.xaml 的交互逻辑
    /// 

    public partial class App : Application
    {
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2015-10-27 16:10  WpfDataGridlinkageDemo\
     目录           0  2015-10-27 16:10  WpfDataGridlinkageDemo\.vs\
     目录           0  2015-10-27 16:10  WpfDataGridlinkageDemo\.vs\WpfDataGridlinkageDemo\
     目录           0  2015-10-27 16:10  WpfDataGridlinkageDemo\.vs\WpfDataGridlinkageDemo\v14\
     文件       60416  2015-10-27 17:46  WpfDataGridlinkageDemo\.vs\WpfDataGridlinkageDemo\v14\.suo
     目录           0  2015-10-27 17:46  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\
     文件        1387  2015-10-27 16:52  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo.sln
     文件         189  2015-10-27 16:10  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\App.config
     文件         398  2015-10-27 16:10  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\App.xaml
     文件         349  2015-10-27 16:10  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\App.xaml.cs
     目录           0  2015-10-27 17:46  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\bin\
     文件        1821  2015-10-27 17:25  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\DataGridHelper.cs
     文件        3763  2015-10-27 17:44  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\MainWindow.xaml
     文件        7043  2015-10-27 17:46  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\MainWindow.xaml.cs
     目录           0  2015-10-27 16:52  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\
     目录           0  2015-10-27 17:45  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\Debug\
     目录           0  2015-10-27 16:52  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\
     目录           0  2015-10-27 17:46  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\
     文件        2383  2015-10-27 17:40  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\App.g.cs
     文件        2383  2015-10-27 17:40  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\App.g.i.cs
     文件        7352  2015-10-27 17:46  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache
     文件        2538  2015-10-27 17:46  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\MainWindow.baml
     文件        6112  2015-10-27 17:46  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\MainWindow.g.cs
     文件        6112  2015-10-27 17:46  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\MainWindow.g.i.cs
     文件           0  2015-10-27 16:52  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
     文件           0  2015-10-27 16:52  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
     文件           0  2015-10-27 16:52  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
     目录           0  2015-10-27 16:52  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\TempPE\
     文件        3584  2015-10-27 16:52  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\TempPE\Properties.Resources.Designer.cs.dll
     文件        1521  2015-10-27 17:46  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\WpfDataGridlinkageDemo.csproj.FileListAbsolute.txt
     文件         918  2015-10-27 16:59  WpfDataGridlinkageDemo\WpfDataGridlinkageDemo\obj\x86\Debug\WpfDataGridlinkageDemo.csproj.GenerateResource.Cache
............此处省略18个文件信息