Demo-双击全屏切换 .................\sizeofpanel .................\...........\App.xaml .................\...........\App.xaml.cs .................\...........\MainWindow.xaml .................\...........\MainWindow.xaml.cs .................\...........\bin .................\...........\obj .................\...........\...\x86 .................\...........\sizeofpanel.csproj .................\sizeofpanel.sln .................\sizeofpanel.suo