自定义MessageBox
................\SampleMessageBox
................\................\bin
................\................\...\Debug
................\................\...\.....\SampleMessageBox.exe
................\................\...\.....\SampleMessageBox.pdb
................\................\...\.....\SampleMessageBox.vshost.exe
................\................\...\Release
................\................\CYMessageBox.cs
................\................\Form1.cs
................\................\Form1.Designer.cs
................\................\Form1.resx
................\................\obj
................\................\...\Debug
................\................\...\.....\SampleMessageBox.csproj.GenerateResource.Cache
................\................\...\.....\SampleMessageBox.exe
................\................\...\.....\SampleMessageBox.Form1.resources
................\................\...\.....\SampleMessageBox.pdb
................\................\...\.....\SampleMessageBox.Properties.Resources.resources
................\................\...\.....\TempPE
................\................\...\Release
................\................\...\SampleMessageBox.csproj.FileList.txt
................\................\Program.cs
................\................\Properties
................\................\..........\AssemblyInfo.cs
................\................\..........\Resources.Designer.cs
................\................\..........\Resources.resx
................\................\..........\Settings.Designer.cs
................\................\..........\Settings.settings
................\................\SampleMessageBox.csproj
................\SampleMessageBox.sln