File list (Check if you may need any files):
timer
.....\timer
.....\.....\app.config
.....\.....\bin
.....\.....\...\Debug
.....\.....\Form1.cs
.....\.....\Form1.Designer.cs
.....\.....\Form1.resx
.....\.....\obj
.....\.....\...\Debug
.....\.....\...\timer.csproj.FileList.txt
.....\.....\Program.cs
.....\.....\Properties
.....\.....\..........\AssemblyInfo.cs
.....\.....\..........\DataSources
.....\.....\..........\...........\timer.Properties.Settings.datasource
.....\.....\..........\Resources.Designer.cs
.....\.....\..........\Resources.resx
.....\.....\..........\Settings.Designer.cs
.....\.....\..........\Settings.settings
.....\.....\Resources
.....\.....\Setting.cs
.....\.....\Setting.Designer.cs
.....\.....\Setting.resx
.....\.....\Settings1.cs
.....\.....\Settings1.Designer.cs
.....\.....\Settings1.settings
.....\.....\sounds
.....\.....\......\animal1.wav
.....\.....\......\rainthn2.wav
.....\.....\......\ringin2.wav
.....\.....\......\river.wav
.....\.....\......\riverbrd.wav
.....\.....\......\summer.wav
.....\.....\......\swamp.wav
.....\.....\......\thunder1.wav
.....\.....\......\thunder2.wav
.....\.....\......\thunder3.wav
.....\.....\......\thunder4.wav
.....\.....\timer.csproj
.....\.....\timer.csproj.user
.....\.....\tip.cs
.....\.....\tip.Designer.cs
.....\.....\tip.resx
.....\.....\WinHotKey.cs
.....\timer.sln
.....\讲课时钟
.....\........\Debug
.....\........\Release
.....\........\讲课时钟.vdproj