public static ShellAPI.CSIDL?ShellFolderToCSIDL(Environment.SpecialFolder spFolder)
{
foreach (var val in Enum.GetValues(typeof(KnownFolderIds)))
{
var csidlAttributes = EnumAttributeUtils <CsidlAttribute, KnownFolderIds> .FindAllAttributes(val).ToArray();
var spFolderAttributes = EnumAttributeUtils <SpecialFolderAttribute, KnownFolderIds> .FindAllAttributes(val).ToArray();
for (int i = 0; i < spFolderAttributes.Length; i++)
{
if (spFolderAttributes[i].SpecialFolder == spFolder)
{
if (csidlAttributes.Length >= spFolderAttributes.Length)
{
return(csidlAttributes[i].CSIDL);
}
else if (spFolderAttributes.Length >= 0)
{
return(csidlAttributes[0].CSIDL);
}
}
}
}
return(null);
//var enumerator = _shellFolderLookupDic.Value.GetEnumerator();
//while (enumerator.MoveNext())
// if (enumerator.Current.Key.Equals(shellFolder))
// return enumerator.Current.Value;
//throw new ArgumentException("This SpecialFolder path not supported");
}
//private static readonly Lazy<Dictionary<Environment.SpecialFolder, ShellAPI.CSIDL>> _shellFolderLookupDic =
// new Lazy<Dictionary<Environment.SpecialFolder, ShellAPI.CSIDL>>(() => constructShellFolderLookupDic());
//private static readonly Lazy<Dictionary<Environment.SpecialFolder, string>> _directoryFullNameLookupDic =
// new Lazy<Dictionary<Environment.SpecialFolder, string>>(() => constructDirectoryFullNameLookupDic());
//private static readonly Lazy<Dictionary<string, KnownFolder>> _pathToKnownFolderLookupDic =
// new Lazy<Dictionary<string, KnownFolder>>(() => constructpathToKnownFolderLookupDic());
private static Dictionary <string, KnownFolder> constructpathToKnownFolderLookupDic()
{
Dictionary <string, KnownFolder> dic = new Dictionary <string, KnownFolder>();
foreach (var kfId in Enum.GetValues(typeof(KnownFolderIds)))
{
var category = EnumAttributeUtils <FolderCategoryAttribute, KnownFolderIds> .FindAttribute(kfId);
if (category == null)
{
Debug.WriteLine(String.Format("Attribute {0} does not have FolderCategoryAttribute", kfId));
}
else
{
if (category.Category != KnownFolderCategory.Virtual)
{
KnownFolder kf = KnownFolder.FromKnownFolderId((KnownFolderIds)kfId);
string path = kf.Path;
if (!dic.ContainsKey(path))
{
dic.Add(path, kf);
}
}
}
}
//foreach (var kf in KnownFolder.GetKnownFolders())
// if (kf.Category != KnownFolderCategory.Virtual)
// {
// string path = kf.Path;
// if (path != null)
// {
// if (!dic.ContainsKey(path))
// dic.Add(path, kf);
// }
// }
return(dic);
}
public static KnownFolder FromKnownFolderId(KnownFolderIds kfId)
{
var guidAtb = EnumAttributeUtils <KnownFolderGuidAttribute, KnownFolderIds> .FindAttribute(kfId);
return(FromKnownFolderId(guidAtb.Guid));
}
public DirectoryInfoEx(KnownFolderIds knownFolderId)
: this(KnownFolder.FromKnownFolderId(
EnumAttributeUtils <KnownFolderGuidAttribute, KnownFolderIds> .FindAttribute(knownFolderId).Guid))
{
}
