更详细的右键选择文件 增加的自定义菜单 可见下图：
资源文件列表
App.config , 186
FileIcon.cs , 2205
FileUploadAssistant.csproj , 4401
FileUploadAssistant.sln , 1136
Form1.Designer.cs , 7355
Form1.cs , 6629
Form1.resx , 6024
IconImageProvider.cs , 1574
Program.cs , 3724
Properties/AssemblyInfo.cs , 1336
Properties/Resources.Designer.cs , 2879
Properties/Resources.resx , 5612
Properties/Settings.Designer.cs , 1119
Properties/Settings.settings , 249
SystemMenuHelper.cs , 4810
bin/Debug/FileUploadAssistant.exe , 22016
bin/Debug/FileUploadAssistant.exe.config , 186
bin/Debug/FileUploadAssistant.pdb , 34304
bin/Debug/favicon.ico , 4286
bin/Debug/upload_to_haolizi.txt , 7
favicon.ico , 4286
obj/Debug/DesignTimeResolveAssemblyReferences.cache , 831
obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache , 7292
obj/Debug/FileUploadAssistant.Form1.resources , 180
obj/Debug/FileUploadAssistant.Properties.Resources.resources , 180
obj/Debug/FileUploadAssistant.csproj.CopyComplete , 0
obj/Debug/FileUploadAssistant.csproj.CoreCompileInputs.cache , 42
obj/Debug/FileUploadAssistant.csproj.FileListAbsolute.txt , 2646
obj/Debug/FileUploadAssistant.csproj.GenerateResource.cache , 1012
obj/Debug/FileUploadAssistant.exe , 22016
obj/Debug/FileUploadAssistant.pdb , 34304
obj/Debug/TempPE/Properties.Resources.Designer.cs.dll , 3584
obj/Debug/TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs , 0
obj/Debug/TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs , 0
obj/Debug/TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs , 0
packages.config , 66