public void GetPidlForSpecialFolderPath()
{
string originalPath = null;
IntPtr pidl = default(IntPtr), ptrPath = default(IntPtr);
try
{
using (var kfn = KnownFolderHelper.FromKnownFolderGuid(new Guid(KF_ID.ID_FOLDERID_Windows)))
{
pidl = kfn.KnownFolderToPIDL();
kfn.Obj.GetPath(0, out ptrPath);
Assert.IsTrue(ptrPath != default(IntPtr));
originalPath = Marshal.PtrToStringUni(ptrPath);
}
Assert.IsFalse(string.IsNullOrEmpty(originalPath));
string logicalPath = PidlManager.GetPathFromPIDL(pidl);
string physStorePath = PidlManager.GetPathFromPIDL(pidl, TypOfPath.PhysicalStoragePath);
Assert.IsTrue(string.Equals(originalPath, physStorePath, StringComparison.InvariantCultureIgnoreCase));
Assert.IsFalse(string.Equals(logicalPath, physStorePath));
////Console.WriteLine("Path Retrieval via PIDL:'{0}' ->\nLogical Path: '{1}', Physical Path: '{2}'",
//// originalPath, logicalPath, physStorePath);
}
finally
{
pidl = PidlManager.ILFree(pidl);
ptrPath = PidlManager.FreeCoTaskMem(ptrPath);
}
}
public void GetPidlForDrivePath()
{
IntPtr pidl = default(IntPtr);
try
{
// Get the default drive's path
var drive = new DirectoryInfo(Environment.SystemDirectory).Root.Name;
Assert.IsFalse(string.IsNullOrEmpty(drive));
pidl = PidlManager.GetPIDLFromPath(drive);
Assert.IsFalse(pidl == default(IntPtr));
// Logical and physical path representation should be the same for drives
string logicalPath = PidlManager.GetPathFromPIDL(pidl);
string physStorePath = PidlManager.GetPathFromPIDL(pidl, TypOfPath.PhysicalStoragePath);
Assert.IsTrue(string.Equals(drive, physStorePath, StringComparison.CurrentCulture));
Assert.IsTrue(string.Equals(logicalPath, physStorePath, StringComparison.CurrentCulture));
////Console.WriteLine("Path Retrieval via PIDL: '{0}' -> Logical Path: '{1}', Physical Path: '{2}'",
//// drive, logicalPath, physStorePath);
}
finally
{
pidl = PidlManager.ILFree(pidl);
}
}
public void GetLogicalLocationForDesktopParentOf()
{
var testitem = KF_IID.ID_FOLDERID_ComputerFolder;
IdList parentIdList = null, relativeChild = null;
var retVal = PidlManager.GetParentIdListFromPath(testitem, out parentIdList, out relativeChild);
Assert.IsTrue(relativeChild != null);
Assert.IsTrue(relativeChild.Size == 1);
Assert.IsTrue(retVal == true);
Assert.IsFalse(parentIdList == null);
Assert.IsTrue(parentIdList.Size == 0); // An empty list represents the desktop
IntPtr parentPIDL = PidlManager.IdListToPidl(IdList.Create(parentIdList.Ids));
try
{
Assert.IsFalse(parentPIDL == default(IntPtr));
string path = PidlManager.GetPathFromPIDL(parentPIDL);
Assert.IsFalse(string.IsNullOrEmpty(path));
Assert.IsFalse(testitem.Equals(path, StringComparison.InvariantCultureIgnoreCase));
// The expected parent of 'This PC' is the 'Desktop'
Assert.IsTrue(path.Equals(KF_IID.ID_FOLDERID_Desktop, StringComparison.InvariantCultureIgnoreCase));
// this works for display name return PidlManager.GetPidlDisplayName(parentPIDL);
}
finally
{
parentPIDL = PidlManager.FreeCoTaskMem(parentPIDL);
}
}
public void GetStorageLocationForSpecialFolderParent()
{
string originalPath = null;
IntPtr ptrPath = default(IntPtr);
try
{
using (var kfn = KnownFolderHelper.FromKnownFolderGuid(new Guid(KF_ID.ID_FOLDERID_Windows)))
{
kfn.Obj.GetPath(0, out ptrPath);
Assert.IsTrue(ptrPath != default(IntPtr));
originalPath = Marshal.PtrToStringUni(ptrPath);
}
Assert.IsFalse(string.IsNullOrEmpty(originalPath));
string testFolder = System.IO.Path.Combine(originalPath, "System32");
Assert.IsTrue(System.IO.Directory.Exists(testFolder));
IdList parentIdList = null, relativeChild = null;
var retVal = PidlManager.GetParentIdListFromPath(testFolder, out parentIdList, out relativeChild);
Assert.IsTrue(relativeChild != null);
Assert.IsTrue(relativeChild.Size == 1);
IntPtr parentPIDL = PidlManager.IdListToPidl(IdList.Create(parentIdList.Ids));
try
{
Assert.IsFalse(parentPIDL == default(IntPtr));
string path = PidlManager.GetPathFromPIDL(parentPIDL);
Assert.IsTrue(retVal == true);
Assert.IsFalse(parentIdList == null);
// Expectation: Should display a path like 'C:\' or special folder path
Assert.IsFalse(string.IsNullOrEmpty(testFolder));
Assert.IsFalse(testFolder.Equals(path, StringComparison.InvariantCultureIgnoreCase));
// The expected parent of a drive is 'This PC'
Assert.IsTrue(path.Equals(KF_IID.ID_FOLDERID_Windows, StringComparison.InvariantCultureIgnoreCase));
}
finally
{
parentPIDL = PidlManager.FreeCoTaskMem(parentPIDL);
}
}
finally
{
ptrPath = PidlManager.FreeCoTaskMem(ptrPath);
}
}
public void GetLogicalLocationForThisPCParentOf()
{
// Get the default drive's path
var drive = new DirectoryInfo(Environment.SystemDirectory).Root.Name;
Assert.IsFalse(string.IsNullOrEmpty(drive));
var list = new List <string>();
list.Add(drive);
list.Add(KF_IID.ID_FOLDERID_Documents);
list.Add(KF_IID.ID_FOLDERID_Music);
list.Add(KF_IID.ID_FOLDERID_Downloads);
list.Add(KF_IID.ID_FOLDERID_Pictures);
list.Add(KF_IID.ID_FOLDERID_Videos);
foreach (var testFolder in list)
{
IdList parentIdList = null, relativeChild = null;
var retVal = PidlManager.GetParentIdListFromPath(testFolder, out parentIdList, out relativeChild);
Assert.IsTrue(relativeChild != null);
Assert.IsTrue(relativeChild.Size == 1);
Assert.IsTrue(retVal == true);
Assert.IsFalse(parentIdList == null);
IntPtr parentPIDL = PidlManager.IdListToPidl(IdList.Create(parentIdList.Ids));
try
{
Assert.IsFalse(parentPIDL == default(IntPtr));
string path = PidlManager.GetPathFromPIDL(parentPIDL);
// Expectation: Should display a path like 'C:\' or special folder path
Assert.IsFalse(string.IsNullOrEmpty(path));
Assert.IsFalse(testFolder.Equals(path, StringComparison.InvariantCultureIgnoreCase));
// The expected parent of a drive is 'This PC'
Assert.IsTrue(path.Equals(KF_IID.ID_FOLDERID_ComputerFolder, StringComparison.InvariantCultureIgnoreCase));
// this works for display name return PidlManager.GetPidlDisplayName(parentPIDL);
}
finally
{
parentPIDL = PidlManager.FreeCoTaskMem(parentPIDL);
}
}
}
public void GetPidlForDirectoryPath()
{
// Get the default drive's path
var drive = new DirectoryInfo(Environment.SystemDirectory).Root.Name;
Assert.IsFalse(string.IsNullOrEmpty(drive));
// enumerate on root directores of the default drive and
// verify correct pidl <-> path reprentation for each directory
foreach (var originalPath in Directory.EnumerateDirectories(drive))
{
IntPtr pidl = default(IntPtr);
try
{
pidl = PidlManager.GetPIDLFromPath(originalPath);
Assert.IsFalse(pidl == default(IntPtr));
string logicalPath = PidlManager.GetPathFromPIDL(pidl);
string physStorePath = PidlManager.GetPathFromPIDL(pidl, TypOfPath.PhysicalStoragePath);
// The logical path of a special path '::{...}' will differ from
// its physical representation 'C:\Windows'
// Otherwise, both repesentations should be equal for non-special folders
if (ShellHelpers.IsSpecialPath(logicalPath) == ShellHelpers.SpecialPath.IsSpecialPath)
{
Assert.IsFalse(string.Equals(logicalPath, physStorePath));
}
else
{
Assert.IsTrue(string.Equals(logicalPath, physStorePath));
}
////Console.WriteLine("Path Retrieval via PIDL: '{0}' -> Logical Path: '{1}', Physical Path: '{2}'",
//// originalPath, logicalPath, physStorePath);
}
finally
{
pidl = PidlManager.ILFree(pidl);
}
}
}