WPFCalculator
.............\csharp
.............\......\app.xaml
.............\......\app.xaml.cs

.............\......\assemblyinfo.cs
.............\......\bin
.............\......\...\Debug
.............\......\mssccprj.scc
.............\......\mytextbox.cs
.............\......\obj
.............\......\...\Debug
.............\......\properties
.............\......\..........\assemblyinfo.cs
.............\......\..........\resources.cs
.............\......\..........\settings.cs
.............\......\resources.cs
.............\......\resources.resx
.............\......\settings.cs
.............\......\settings.settings
.............\......\window1.xaml
.............\......\window1.xaml.cs
.............\......\wpfcalculator2.csproj
.............\......\wpfcalculator2.csproj.user
.............\......\wpfcalculator2.sln
.............\......\wpfcalculator2_TemporaryKey.pfx
.............\Metadata