public string GetPath(KnownFolderRetrievalOptions options)
{
IntPtr pointerToPath = IntPtr.Zero;
string path;
try
{
if (Category == KnownFolderCategory.Virtual)
{
return(null);
}
else
{
_knownFolder.GetPath(options, out pointerToPath);
path = Marshal.PtrToStringUni(pointerToPath);
}
}
catch (System.IO.FileNotFoundException)
{
path = null;
}
catch (System.IO.DirectoryNotFoundException)
{
path = null;
}
finally
{
Marshal.FreeCoTaskMem(pointerToPath);
}
return(path);
}
/// <summary>
/// パス情報を初期化します。
/// </summary>
/// <param name="knownFolderInterface"></param>
private void InitializePath(IKnownFolder knownFolderInterface)
{
Contract.Requires(knownFolderInterface != null);
this.Path = String.Empty;
if (this.Category == KnownFolderCategories.Virtual)
{
this.PathExists = false;
}
else
{
try
{
this.Path = knownFolderInterface.GetPath(0);
this.PathExists = true;
}
catch (FileNotFoundException)
{
this.PathExists = false;
}
catch (DirectoryNotFoundException)
{
this.PathExists = false;
}
}
}
public void KnownFolder_GetPath()
{
using (var id = ShellDesktopMethods.GetKnownFolderId(KNOWNFOLDERID.Windows))
{
id.IsInvalid.Should().BeFalse();
ShellDesktopMethods.GetNameFromId(id, SIGDN.PARENTRELATIVE).Should().Be("Windows");
IKnownFolderManager manager = ShellDesktopMethods.GetKnownFolderManager();
IKnownFolder folder = manager.GetFolder(KNOWNFOLDERID.Windows);
folder.GetPath(0).Should().Be(ShellDesktopMethods.GetNameFromId(id, SIGDN.FILESYSPATH));
}
}
public void KnownFolder_GetPath()
{
using (var id = ShellMethods.GetKnownFolderId(KnownFolderIds.Windows))
{
id.IsInvalid.Should().BeFalse();
ShellMethods.GetNameFromId(id, ShellItemDisplayNames.ParentRelative).Should().BeEquivalentTo("Windows");
IKnownFolderManager manager = ShellMethods.GetKnownFolderManager();
IKnownFolder folder = manager.GetFolder(KnownFolderIds.Windows);
folder.GetPath(0).Should().BeEquivalentTo(ShellMethods.GetNameFromId(id, ShellItemDisplayNames.FilesysPath));
}
}
public string GetPath(KnownFolderRetrievalOptions options)
{
IntPtr pointerToPath = IntPtr.Zero;
string path;
try
{
_knownFolder.GetPath(options, out pointerToPath);
path = Marshal.PtrToStringUni(pointerToPath);
}
finally
{
Marshal.FreeCoTaskMem(pointerToPath);
}
return path;
}
