public static IShellFolder GetIShellFolder(this ShellItem item)
{
var _pidl = item.PIDL; // Absolute PIDL
IShellFolder desktop = DesktopFolder;
IntPtr desktopPidl = IntPtr.Zero;
Shell32.SHGetSpecialFolderLocation(IntPtr.Zero, CSIDL.CSIDL_DESKTOP,
ref desktopPidl);;
if (Shell32.ILIsEqual(_pidl, desktopPidl))
{
return((IShellFolder)desktop);
}
else
{
IntPtr result;
desktop.BindToObject(_pidl, IntPtr.Zero,
ref Shell32.IID_IShellFolder, out result);
var folder = (IShellFolder)Marshal.GetTypedObjectForIUnknown(result,
typeof(IShellFolder));
return(folder);
}
}
IShellFolder GetIShellFolder()
{
IShellFolder desktop = null;
Shell32.SHGetDesktopFolder(out desktop);
IntPtr desktopPidl = IntPtr.Zero;
Shell32.SHGetSpecialFolderLocation(IntPtr.Zero, CSIDL.CSIDL_DESKTOP,
ref desktopPidl);;
if (Shell32.ILIsEqual(_pidl, desktopPidl))
{
return(desktop);
}
else
{
IntPtr result;
desktop.BindToObject(_pidl, IntPtr.Zero,
ref Shell32.IID_IShellFolder, out result);
var folder = (IShellFolder)Marshal.GetTypedObjectForIUnknown(result,
typeof(IShellFolder));
return(folder);
}
}
public override bool Equals(ResourceHandle other)
{
var handle = (ShellFileHandle)other;
if (handle != null)
{
return(Shell32.ILIsEqual(pidl, handle.pidl));
}
return(false);
}
public static IShellFolder GetFolderImpl(this IntPtr pidl,
ref PidlFolderData data, SBSP wFlags)
{
IShellFolder result = null;
int hr = 0;
IntPtr pidlTmp = IntPtr.Zero;
var folderTmp = data.folderTmp;
var currentAbsolutePidl = data.currentAbsolutePidl;
var folderTmpPtr = data.folderTmpPtr;
var currentFolder = data.currentFolder;
IShellFolder desktopFolder = PidlFolderData.DesktopFolder;
var desktopFolderPidl = PidlFolderData.DesktopFolderPidl;
// Check to see if we have a desktop pidl, relative pidl or absolite pidl.
if (Shell32.ILIsEqual(pidl, desktopFolderPidl))
{
// The provided PIDL is the desktop folder.
pidlTmp = Shell32.ILClone(desktopFolderPidl);
folderTmp = desktopFolder;
}
else if ((wFlags & SBSP.SBSP_RELATIVE) != 0)
{
// SBSP_RELATIVE - pidl is relative from the current folder
if ((hr = currentFolder.BindToObject(pidl, IntPtr.Zero,
ref Shell32.IID_IShellFolder,
out folderTmpPtr)) != WinError.S_OK)
{
return(result); // hr;
}
pidlTmp = Shell32.ILCombine(currentAbsolutePidl, pidl);
folderTmp = (IShellFolder)Marshal.GetObjectForIUnknown(folderTmpPtr);
}
else
{
// SBSP_ABSOLUTE - pidl is an absolute pidl (relative from desktop)
PidlClone pidlClone = PidlClone.Of(pidl);
folderTmp = GetPidlCloneFolder(pidlClone);
pidlTmp = pidlClone.Handle;
}
if (folderTmp == null)
{
Shell32.ILFree(pidlTmp);
return(result); // WinError.E_FAIL;
}
result = folderTmp;
return(result);
}
public int Compare(IShellItem psi, SICHINT hint)
{
var other = (ShellItemImpl)psi;
var myParent = GetParent();
var theirParent = other.GetParent();
if (Shell32.ILIsEqual(myParent.Pidl, theirParent.Pidl))
{
return(myParent.GetIShellFolder().CompareIDs((SHCIDS)hint,
Shell32.ILFindLastID(Pidl),
Shell32.ILFindLastID(other.Pidl)));
}
return(1);
}
public int Compare(IShellItem psi, SICHINT hint)
{
ShellItemImpl other = (ShellItemImpl)psi;
ShellItemImpl myParent = GetParent();
ShellItemImpl theirParent = other.GetParent();
if (Shell32.ILIsEqual(myParent.m_Pidl, theirParent.m_Pidl))
{
return(myParent.GetIShellFolder().CompareIDs((SHCIDS)hint,
Shell32.ILFindLastID(m_Pidl),
Shell32.ILFindLastID(other.m_Pidl)));
}
else
{
return(1);
}
}
private IShellFolder GetIShellFolder()
{
IShellFolder desktop = Shell32.SHGetDesktopFolder();
IntPtr desktopPidl;
Shell32.SHGetSpecialFolderLocation(IntPtr.Zero, CSIDL.DESKTOP, out desktopPidl);;
if (Shell32.ILIsEqual(Pidl, desktopPidl))
{
return(desktop);
}
else
{
IntPtr result;
desktop.BindToObject(Pidl, IntPtr.Zero, typeof(IShellFolder).GUID, out result);
return((IShellFolder)Marshal.GetTypedObjectForIUnknown(result, typeof(IShellFolder)));
}
}
IShellFolder IFolder(IntPtr pidl, IShellFolder pShellFolderInterface, ref int result)
{
if (Shell32.ILIsEqual(pidl, Desktop.PIDL))
{
result = WinError.S_OK;
return((IShellFolder)Desktop.ShellFolderInterface);
}
IntPtr ppv = IntPtr.Zero;
result = pShellFolderInterface.BindToObject(pidl, IntPtr.Zero,
ref Shell32.IID_IShellFolder,
out ppv);
if (ppv == IntPtr.Zero)
{
// SBSP_ABSOLUTE - pidl is an absolute pidl (relative from desktop)
var pidlTmp = Shell32.ILClone(pidl);
IntPtr folderTmpPtr = IntPtr.Zero;
IShellFolder desktopFolder = NativePidl.DesktopFolder;
var hr = desktopFolder.BindToObject(pidlTmp, IntPtr.Zero,
ref Shell32.IID_IShellFolder,
out folderTmpPtr);
if (hr != WinError.S_OK)
{
return(null);
}
var folderTmp = Marshal.GetObjectForIUnknown(folderTmpPtr) as IShellFolder;
if (folderTmp == null)
{
Shell32.ILFree(pidlTmp);
return(null);; // WinError.E_FAIL
}
return(folderTmp);
}
var shellFolderInterface = Marshal.GetObjectForIUnknown(ppv) as IShellFolder;
return(shellFolderInterface);
}
int IShellBrowser.BrowseObject(IntPtr pidl, SBSP wFlags)
{
if (this.InvokeRequired)
{
AutoResetEvent theEvent = new AutoResetEvent(false);
int result = WinError.E_FAIL;
this.Invoke((Action)(() =>
{
result = ((IShellBrowser)this).BrowseObject(pidl, wFlags);
theEvent.Set();
}));
theEvent.WaitOne();
return(result);
}
int hr;
IntPtr folderTmpPtr;
IShellFolder folderTmp;
IntPtr pidlTmp;
// We'll need the shell folder GUID.
var shellFolderGuid = typeof(IShellFolder).GUID;
var shellViewGuid = typeof(IShellView).GUID;
// Check to see if we have a desktop pidl, relative pidl or absolite pidl.
if (Shell32.ILIsEqual(pidl, desktopFolderPidl))
{
// The provided PIDL is the desktop folder.
pidlTmp = Shell32.ILClone(desktopFolderPidl);
folderTmp = desktopFolder;
}
else if ((wFlags & SBSP.SBSP_RELATIVE) != 0)
{
// SBSP_RELATIVE - pidl is relative from the current folder
if ((hr = currentFolder.BindToObject(pidl, IntPtr.Zero,
ref shellFolderGuid,
out folderTmpPtr)) != WinError.S_OK)
{
return(hr);
}
pidlTmp = Shell32.ILCombine(currentAbsolutePidl, pidl);
folderTmp = (IShellFolder)Marshal.GetObjectForIUnknown(folderTmpPtr);
}
else
{
// SBSP_ABSOLUTE - pidl is an absolute pidl (relative from desktop)
pidlTmp = Shell32.ILClone(pidl);
if ((hr = desktopFolder.BindToObject(pidlTmp, IntPtr.Zero,
ref shellFolderGuid,
out folderTmpPtr)) != WinError.S_OK)
{
return(hr);
}
folderTmp = (IShellFolder)Marshal.GetObjectForIUnknown(folderTmpPtr);
}
if (folderTmp == null)
{
Shell32.ILFree(pidlTmp);
return(WinError.E_FAIL);
}
// Check that we have a new pidl
if (Shell32.ILIsEqual(pidlTmp, currentAbsolutePidl))
{
Shell32.ILFree(pidlTmp);
return(WinError.S_OK);
}
currentFolder = folderTmp;
FOLDERSETTINGS fs = new FOLDERSETTINGS();
IShellView lastIShellView = shellView;
if (lastIShellView != null)
{
lastIShellView.GetCurrentInfo(ref fs);
}
// Copy the old folder settings
else
{
fs = new FOLDERSETTINGS();
fs.fFlags = folderFlags;
fs.ViewMode = folderViewMode;
}
// Create the IShellView
IntPtr iShellViewPtr;
hr = folderTmp.CreateViewObject(Handle,
ref shellViewGuid, out iShellViewPtr);
if (hr == WinError.S_OK)
{
shellView = (IShellView)
Marshal.GetObjectForIUnknown(iShellViewPtr);
hWndListView = IntPtr.Zero;
RECT rc =
new RECT(0, 0,
ClientSize.Width,
ClientSize.Height);
int res;
try
{
// Create the actual list view.
res = shellView.CreateViewWindow(lastIShellView, ref fs,
this, ref rc, ref hWndListView);
}
catch (COMException)
{
return(WinError.E_FAIL);
}
if (res < 0)
{
return(WinError.E_FAIL);
}
// Release the old IShellView
if (lastIShellView != null)
{
lastIShellView.GetCurrentInfo(ref fs);
lastIShellView.UIActivate(SVUIA_STATUS.SVUIA_DEACTIVATE);
lastIShellView.DestroyViewWindow();
}
// Set focus to the IShellView
shellView.UIActivate(SVUIA_STATUS.SVUIA_ACTIVATE_FOCUS);
currentAbsolutePidl = pidlTmp;
}
return(WinError.S_OK);
}
public static int BrowseObject(this ShellDebuggerModel model, IntPtr pidl, SBSP wFlags)
{
int hr;
IntPtr folderTmpPtr;
IShellFolder folderTmp = null;
IntPtr pidlTmp;
// We'll need the shell folder GUID.
var shellFolderGuid = typeof(IShellFolder).GUID;
var desktopFolder = model.DesktopFolder;
var currentFolder = model.currentFolder;
var currentAbsolutePidl = model.currentAbsolutePidl;
// Check to see if we have a desktop pidl, relative pidl or absolite pidl.
if (Shell32.ILIsEqual(pidl, model.DesktopFolderPidl))
{
// The provided PIDL is the desktop folder.
pidlTmp = Shell32.ILClone(model.DesktopFolderPidl);
folderTmp = model.DesktopFolder;
}
else if ((wFlags & SBSP.SBSP_RELATIVE) != 0)
{
// SBSP_RELATIVE - pidl is relative from the current folder
if ((hr = currentFolder.BindToObject(pidl, IntPtr.Zero,
shellFolderGuid,
out folderTmpPtr)) != WinError.S_OK)
{
return(WinError.E_FAIL);
}
pidlTmp = Shell32.ILCombine(currentAbsolutePidl, pidl);
folderTmp = (IShellFolder)Marshal.GetObjectForIUnknown(folderTmpPtr);
}
else
{
// SBSP_ABSOLUTE - pidl is an absolute pidl (relative from desktop)
pidlTmp = Shell32.ILClone(pidl);
if ((hr = desktopFolder.BindToObject(pidlTmp, IntPtr.Zero,
shellFolderGuid,
out folderTmpPtr)) != WinError.S_OK)
{
return(WinError.E_FAIL);
}
folderTmp = (IShellFolder)Marshal.GetObjectForIUnknown(folderTmpPtr);
}
if (folderTmp == null)
{
Shell32.ILFree(pidlTmp);
return(WinError.E_FAIL);
}
// Check that we have a new pidl
if (Shell32.ILIsEqual(pidlTmp, currentAbsolutePidl))
{
Shell32.ILFree(pidlTmp);
return(WinError.S_OK);
}
model.hWndListView = IntPtr.Zero;
model.lastViewPidl = IntPtr.Zero;
var ret = ChangeFolder(model, pidl, wFlags, folderTmp, pidlTmp);
//var path = PidlManager.GetPidlDisplayName(pidlTmp);
//if (path == "Control Panel" || model.lastViewPidl == IntPtr.Zero)
//{
// IEnumIDList ppenumIDList = null;
// var hr3 = folderTmp.EnumObjects(model.Form.Handle,
// SHCONTF.SHCONTF_INCLUDEHIDDEN | SHCONTF.SHCONTF_INCLUDESUPERHIDDEN | SHCONTF.SHCONTF_NONFOLDERS, // | SHCONTF.SHCONTF_FOLDERS ,
// out ppenumIDList);
// if (ppenumIDList == null) // if empty list
// {
// IntPtr iShellFolderPtr = IntPtr.Zero;
// var guidFolder2 = typeof(IShellFolder2).GUID;
// folderTmpPtr = IntPtr.Zero;
// if ((hr = desktopFolder.BindToObject(pidlTmp, IntPtr.Zero,
// ref guidFolder2, // shellFolderGuid,
// out folderTmpPtr)) == WinError.S_OK)
// {
// folderTmp = (IShellFolder2)Marshal.GetObjectForIUnknown(folderTmpPtr);
// var hr2 = ShellObject.CreateViewObject(folderTmp, model.Form.Handle, ref guidFolder2, out iShellFolderPtr);
// }
// if (iShellFolderPtr != IntPtr.Zero)
// {
// var ShellFolder = (IShellFolder2)
// Marshal.GetObjectForIUnknown(iShellFolderPtr);
// }
// }
//}
return(ret == WinError.S_OK ? WinError.S_OK : WinError.E_FAIL);
}
