private static string GetFolderPathCore(SpecialFolder folder, SpecialFolderOption option)
{
// We're using SHGetKnownFolderPath instead of SHGetFolderPath as SHGetFolderPath is
// capped at MAX_PATH.
//
// Because we validate both of the input enums we shouldn't have to care about CSIDL and flag
// definitions we haven't mapped. If we remove or loosen the checks we'd have to account
// for mapping here (this includes tweaking as SHGetFolderPath would do).
//
// The only SpecialFolderOption defines we have are equivalent to KnownFolderFlags.
string folderGuid;
switch (folder)
{
case SpecialFolder.ApplicationData:
folderGuid = Interop.Shell32.KnownFolders.RoamingAppData;
break;
case SpecialFolder.CommonApplicationData:
folderGuid = Interop.Shell32.KnownFolders.ProgramData;
break;
case SpecialFolder.LocalApplicationData:
folderGuid = Interop.Shell32.KnownFolders.LocalAppData;
break;
case SpecialFolder.Cookies:
folderGuid = Interop.Shell32.KnownFolders.Cookies;
break;
case SpecialFolder.Desktop:
folderGuid = Interop.Shell32.KnownFolders.Desktop;
break;
case SpecialFolder.Favorites:
folderGuid = Interop.Shell32.KnownFolders.Favorites;
break;
case SpecialFolder.History:
folderGuid = Interop.Shell32.KnownFolders.History;
break;
case SpecialFolder.InternetCache:
folderGuid = Interop.Shell32.KnownFolders.InternetCache;
break;
case SpecialFolder.Programs:
folderGuid = Interop.Shell32.KnownFolders.Programs;
break;
case SpecialFolder.MyComputer:
folderGuid = Interop.Shell32.KnownFolders.ComputerFolder;
break;
case SpecialFolder.MyMusic:
folderGuid = Interop.Shell32.KnownFolders.Music;
break;
case SpecialFolder.MyPictures:
folderGuid = Interop.Shell32.KnownFolders.Pictures;
break;
case SpecialFolder.MyVideos:
folderGuid = Interop.Shell32.KnownFolders.Videos;
break;
case SpecialFolder.Recent:
folderGuid = Interop.Shell32.KnownFolders.Recent;
break;
case SpecialFolder.SendTo:
folderGuid = Interop.Shell32.KnownFolders.SendTo;
break;
case SpecialFolder.StartMenu:
folderGuid = Interop.Shell32.KnownFolders.StartMenu;
break;
case SpecialFolder.Startup:
folderGuid = Interop.Shell32.KnownFolders.Startup;
break;
case SpecialFolder.System:
folderGuid = Interop.Shell32.KnownFolders.System;
break;
case SpecialFolder.Templates:
folderGuid = Interop.Shell32.KnownFolders.Templates;
break;
case SpecialFolder.DesktopDirectory:
folderGuid = Interop.Shell32.KnownFolders.Desktop;
break;
case SpecialFolder.Personal:
// Same as Personal
// case SpecialFolder.MyDocuments:
folderGuid = Interop.Shell32.KnownFolders.Documents;
break;
case SpecialFolder.ProgramFiles:
folderGuid = Interop.Shell32.KnownFolders.ProgramFiles;
break;
case SpecialFolder.CommonProgramFiles:
folderGuid = Interop.Shell32.KnownFolders.ProgramFilesCommon;
break;
case SpecialFolder.AdminTools:
folderGuid = Interop.Shell32.KnownFolders.AdminTools;
break;
case SpecialFolder.CDBurning:
folderGuid = Interop.Shell32.KnownFolders.CDBurning;
break;
case SpecialFolder.CommonAdminTools:
folderGuid = Interop.Shell32.KnownFolders.CommonAdminTools;
break;
case SpecialFolder.CommonDocuments:
folderGuid = Interop.Shell32.KnownFolders.PublicDocuments;
break;
case SpecialFolder.CommonMusic:
folderGuid = Interop.Shell32.KnownFolders.PublicMusic;
break;
case SpecialFolder.CommonOemLinks:
folderGuid = Interop.Shell32.KnownFolders.CommonOEMLinks;
break;
case SpecialFolder.CommonPictures:
folderGuid = Interop.Shell32.KnownFolders.PublicPictures;
break;
case SpecialFolder.CommonStartMenu:
folderGuid = Interop.Shell32.KnownFolders.CommonStartMenu;
break;
case SpecialFolder.CommonPrograms:
folderGuid = Interop.Shell32.KnownFolders.CommonPrograms;
break;
case SpecialFolder.CommonStartup:
folderGuid = Interop.Shell32.KnownFolders.CommonStartup;
break;
case SpecialFolder.CommonDesktopDirectory:
folderGuid = Interop.Shell32.KnownFolders.PublicDesktop;
break;
case SpecialFolder.CommonTemplates:
folderGuid = Interop.Shell32.KnownFolders.CommonTemplates;
break;
case SpecialFolder.CommonVideos:
folderGuid = Interop.Shell32.KnownFolders.PublicVideos;
break;
case SpecialFolder.Fonts:
folderGuid = Interop.Shell32.KnownFolders.Fonts;
break;
case SpecialFolder.NetworkShortcuts:
folderGuid = Interop.Shell32.KnownFolders.NetHood;
break;
case SpecialFolder.PrinterShortcuts:
folderGuid = Interop.Shell32.KnownFolders.PrintersFolder;
break;
case SpecialFolder.UserProfile:
folderGuid = Interop.Shell32.KnownFolders.Profile;
break;
case SpecialFolder.CommonProgramFilesX86:
folderGuid = Interop.Shell32.KnownFolders.ProgramFilesCommonX86;
break;
case SpecialFolder.ProgramFilesX86:
folderGuid = Interop.Shell32.KnownFolders.ProgramFilesX86;
break;
case SpecialFolder.Resources:
folderGuid = Interop.Shell32.KnownFolders.ResourceDir;
break;
case SpecialFolder.LocalizedResources:
folderGuid = Interop.Shell32.KnownFolders.LocalizedResourcesDir;
break;
case SpecialFolder.SystemX86:
folderGuid = Interop.Shell32.KnownFolders.SystemX86;
break;
case SpecialFolder.Windows:
folderGuid = Interop.Shell32.KnownFolders.Windows;
break;
default:
return string.Empty;
}
return GetKnownFolderPath(folderGuid, option);
}
