无边框窗体的拖动
................\WindowsApplication3
................\...................\bin
................\...................\...\Debug
................\...................\...\Release
................\...................\Form1.cs
................\...................\Form1.Designer.cs
................\...................\Form1.resx
................\...................\obj
................\...................\...\Debug
................\...................\...\Release
................\...................\...\WindowsApplication3.csproj.FileList.txt
................\...................\Program.cs
................\...................\Properties
................\...................\..........\AssemblyInfo.cs
................\...................\..........\Resources.Designer.cs
................\...................\..........\Resources.resx
................\...................\..........\Settings.Designer.cs
................\...................\..........\Settings.settings
................\...................\WindowsApplication3.csproj
................\WindowsApplication3.sln