File list (Check if you may need any files):
RichTextBox\WindowsApplication7.sln
...........\WindowsApplication7.suo
...........\...................\Form1.cs
...........\...................\Form1.Designer.cs
...........\...................\Form1.resx
...........\...................\Program.cs
...........\...................\RichTextBox控件.csproj
...........\...................\bin\Debug\WindowsApplication7.exe
...........\...................\...\.....\WindowsApplication7.pdb
...........\...................\...\.....\WindowsApplication7.vshost.exe
...........\...................\obj\WindowsApplication7.csproj.FileList.txt
...........\...................\...\Debug\WindowsApplication7.csproj.GenerateResource.Cache
...........\...................\...\.....\WindowsApplication7.exe
...........\...................\...\.....\WindowsApplication7.Form1.resources
...........\...................\...\.....\WindowsApplication7.pdb
...........\...................\...\.....\WindowsApplication7.Properties.Resources.resources
...........\...................\Properties\AssemblyInfo.cs
...........\...................\..........\Resources.Designer.cs
...........\...................\..........\Resources.resx
...........\...................\..........\Settings.Designer.cs
...........\...................\..........\Settings.settings
...........\...................\obj\Debug\TempPE
...........\...................\bin\Debug
...........\...................\obj\Debug
...........\...................\bin
...........\...................\obj
...........\...................\Properties
...........\WindowsApplication7
RichTextBox