File list (Check if you may need any files):
Exa4-绘图板\Painter\Painter.suo
...........\.......\.......\Painter.csproj
...........\.......\.......\obj\Debug\WindowsApplication1.projdata
...........\.......\.......\...\.....\Painter.projdata
...........\.......\.......\...\.....\WindowsApplication1.pdb
...........\.......\.......\...\.....\WindowsApplication1.exe
...........\.......\.......\...\.....\WindowsApplication1.MainForm.resources
...........\.......\.......\...\.....\Painter.pdb
...........\.......\.......\...\.....\Painter.exe
...........\.......\.......\...\.....\Painter.ChooseWidth.resources
...........\.......\.......\...\.....\Painter.NewPaint.resources
...........\.......\.......\...\.....\Painter.ChooseStyle.resources
...........\.......\.......\...\.....\Painter.PaintForm.resources
...........\.......\.......\NewPaint.cs
...........\.......\.......\NewPaint.resx
...........\.......\.......\AssemblyInfo.cs
...........\.......\.......\App.ico
...........\.......\.......\ChooseWidth.cs
...........\.......\.......\ChooseWidth.resx
...........\.......\.......\ChooseStyle.cs
...........\.......\.......\ChooseStyle.resx
...........\.......\.......\Painter.csproj.user
...........\.......\.......\Common\MyItem.cs
...........\.......\.......\......\MyLine.cs
...........\.......\.......\......\ItemFactory.cs
...........\.......\.......\......\MyRectAngle.cs
...........\.......\.......\......\MyCircle.cs
...........\.......\.......\PaintForm.cs
...........\.......\.......\PaintForm.resx
...........\.......\Painter.sln
...........\.......\.......\obj\Debug\temp
...........\.......\.......\...\.....\TempPE
...........\.......\.......\...\Debug
...........\.......\.......\obj
...........\.......\.......\Common
...........\.......\Painter
...........\Painter
Exa4-绘图板