WPF DataGrid 行拖拽

WPF DataGrid 列是默认可以拖拽的，行需要另外写代码拖拽。

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2011-03-29 12:46  WPF40_DataGrid_Row_Drag_Drop\
     文件         159  2011-03-24 21:38  WPF40_DataGrid_Row_Drag_Drop\app.config
     文件         339  2011-03-24 21:32  WPF40_DataGrid_Row_Drag_Drop\App.xaml
     文件         330  2011-03-24 21:32  WPF40_DataGrid_Row_Drag_Drop\App.xaml.cs
     目录           0  2011-03-24 21:32  WPF40_DataGrid_Row_Drag_Drop\bin\
     目录           0  2011-03-24 21:38  WPF40_DataGrid_Row_Drag_Drop\bin\Debug\
     文件       15360  2011-03-29 12:31  WPF40_DataGrid_Row_Drag_Drop\bin\Debug\WPF40_DataGrid_Row_Drag_Drop.exe
     文件         159  2011-03-24 21:38  WPF40_DataGrid_Row_Drag_Drop\bin\Debug\WPF40_DataGrid_Row_Drag_Drop.exe.config
     文件       52736  2011-03-29 12:31  WPF40_DataGrid_Row_Drag_Drop\bin\Debug\WPF40_DataGrid_Row_Drag_Drop.pdb
     文件       11600  2011-03-29 12:41  WPF40_DataGrid_Row_Drag_Drop\bin\Debug\WPF40_DataGrid_Row_Drag_Drop.vshost.exe
     文件         159  2011-03-24 21:38  WPF40_DataGrid_Row_Drag_Drop\bin\Debug\WPF40_DataGrid_Row_Drag_Drop.vshost.exe.config
     文件         490  2010-03-17 22:39  WPF40_DataGrid_Row_Drag_Drop\bin\Debug\WPF40_DataGrid_Row_Drag_Drop.vshost.exe.manifest
     文件         976  2011-03-29 12:46  WPF40_DataGrid_Row_Drag_Drop\DataAccess.cs
     文件        1474  2011-03-29 11:46  WPF40_DataGrid_Row_Drag_Drop\MainWindow.xaml
     文件        5258  2011-03-29 12:45  WPF40_DataGrid_Row_Drag_Drop\MainWindow.xaml.cs
     目录           0  2011-03-24 21:32  WPF40_DataGrid_Row_Drag_Drop\obj\
     目录           0  2011-03-24 21:32  WPF40_DataGrid_Row_Drag_Drop\obj\x86\
     目录           0  2011-03-29 12:31  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\
     文件        2250  2011-03-29 11:21  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\App.g.cs
     文件        2250  2011-03-29 11:21  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\App.g.i.cs
     文件       20183  2011-03-29 11:43  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\DesignTimeResolveAssemblyReferences.cache
     文件        6414  2011-03-29 12:31  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache
     文件        2903  2011-03-29 12:31  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\GeneratedInternalTypeHelper.g.cs
     文件        2903  2011-03-29 12:31  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\GeneratedInternalTypeHelper.g.i.cs
     文件        4040  2011-03-29 11:21  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\GenerateResource.read.1.tlog
     文件        1086  2011-03-29 11:21  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\GenerateResource.write.1.tlog
     文件        2180  2011-03-29 12:31  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\MainWindow.baml
     文件        3892  2011-03-29 12:31  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\MainWindow.g.cs
     文件        3892  2011-03-29 12:31  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\MainWindow.g.i.cs
     文件           2  2011-03-29 11:21  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\ResGen.read.1.tlog
     文件           2  2011-03-29 11:21  WPF40_DataGrid_Row_Drag_Drop\obj\x86\Debug\ResGen.write.1.tlog
............此处省略21个文件信息