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// Copyright 2014 Xamarin Inc.
// note: or older hack to give the Documents (or Library) directories
using System.IO;
using System.Runtime.InteropServices;
namespace System {
public static partial class Environment {
static string ns_document;
static string ns_library;
[DllImport ("__Internal")]
extern static string xamarin_GetFolderPath (int folder);
static string NSDocumentDirectory {
get {
if (ns_document == null) {
#if MONOTOUCH_TV
// The "normal" NSDocumentDirectory is a read-only directory on tvOS
// and that breaks a lot of assumptions in the runtime and the BCL
// to avoid this we relocate the Documents directory under Caches
ns_document = Path.Combine (NSLibraryDirectory, "Caches", "Documents");
if (!Directory.Exists (ns_document))
Directory.CreateDirectory (ns_document);
#else
ns_document = xamarin_GetFolderPath (/* NSDocumentDirectory */ 9);
#endif
}
return ns_document;
}
}
// Various user-visible documentation, support, and configuration files
static string NSLibraryDirectory {
get {
if (ns_library == null)
ns_library = xamarin_GetFolderPath (/* NSLibraryDirectory */ 5);
return ns_library;
}
}
public static string GetFolderPath (SpecialFolder folder, SpecialFolderOption option)
{
return UnixGetFolderPath (folder, option);
}
// needed by our BCL, e.g. IsolatedStorageFile.cs
internal static string UnixGetFolderPath (SpecialFolder folder, SpecialFolderOption option)
{
var dir = iOSGetFolderPath (folder);
if ((option == SpecialFolderOption.Create) && !Directory.Exists (dir))
Directory.CreateDirectory (dir);
return dir;
}
internal static string iOSGetFolderPath (SpecialFolder folder)
{
switch (folder) {
case SpecialFolder.MyComputer:
case SpecialFolder.Programs:
case SpecialFolder.SendTo:
case SpecialFolder.StartMenu:
case SpecialFolder.Startup:
case SpecialFolder.Cookies:
case SpecialFolder.History:
case SpecialFolder.Recent:
case SpecialFolder.CommonProgramFiles:
case SpecialFolder.System:
case SpecialFolder.NetworkShortcuts:
case SpecialFolder.CommonStartMenu:
case SpecialFolder.CommonPrograms:
case SpecialFolder.CommonStartup:
case SpecialFolder.CommonDesktopDirectory:
case SpecialFolder.PrinterShortcuts:
case SpecialFolder.Windows:
case SpecialFolder.SystemX86:
case SpecialFolder.ProgramFilesX86:
case SpecialFolder.CommonProgramFilesX86:
case SpecialFolder.CommonDocuments:
case SpecialFolder.CommonAdminTools:
case SpecialFolder.AdminTools:
case SpecialFolder.CommonMusic:
case SpecialFolder.CommonPictures:
case SpecialFolder.CommonVideos:
case SpecialFolder.LocalizedResources:
case SpecialFolder.CommonOemLinks:
case SpecialFolder.CDBurning:
return String.Empty;
// personal == ~
case SpecialFolder.Personal:
case SpecialFolder.LocalApplicationData:
return NSDocumentDirectory;
case SpecialFolder.ApplicationData:
// note: at first glance that looked like a good place to return NSLibraryDirectory
// but it would break isolated storage for existing applications
return Path.Combine (NSDocumentDirectory, ".config");
case SpecialFolder.Resources:
return NSLibraryDirectory; // older (8.2 and previous) would return String.Empty
case SpecialFolder.Desktop:
case SpecialFolder.DesktopDirectory:
return Path.Combine (NSDocumentDirectory, "Desktop");
case SpecialFolder.MyMusic:
return Path.Combine (NSDocumentDirectory, "Music");
case SpecialFolder.MyPictures:
return Path.Combine (NSDocumentDirectory, "Pictures");
case SpecialFolder.Templates:
return Path.Combine (NSDocumentDirectory, "Templates");
case SpecialFolder.MyVideos:
return Path.Combine (NSDocumentDirectory, "Videos");
case SpecialFolder.CommonTemplates:
return "/usr/share/templates";
case SpecialFolder.Fonts:
return Path.Combine (NSDocumentDirectory, ".fonts");
case SpecialFolder.Favorites:
return Path.Combine (NSLibraryDirectory, "Favorites");
case SpecialFolder.ProgramFiles:
return "/Applications";
case SpecialFolder.InternetCache:
return Path.Combine (NSLibraryDirectory, "Caches");
case SpecialFolder.UserProfile:
return internalGetHome ();
case SpecialFolder.CommonApplicationData:
return "/usr/share";
default:
throw new ArgumentException ("Invalid SpecialFolder");
}
}
}
}
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