/// <summary>
/// Gibt das große Icon des Pfades aus
/// </summary>
/// <param name="pfad">Der Pfad zu einem Ordner oder Datei</param>
/// <returns></returns>
public static Icon GetLargeIcon(string pfad)
{
IntPtr hImgSmall = default(IntPtr);
//The handle to the system image list.
WinAPI.SHFILEINFO shinfo = new WinAPI.SHFILEINFO();
shinfo.szDisplayName = new string((char)0, 260);
shinfo.szTypeName = new string((char)0, 80);
hImgSmall = WinAPI.SHGetFileInfo(pfad, 0, ref shinfo, Marshal.SizeOf(shinfo), SHGFI_ICON | SHGFI_LARGEICON);
System.Drawing.Icon myIcon = System.Drawing.Icon.FromHandle(shinfo.hIcon);
return(myIcon);
}
public NativeDirectoryInfo(WinAPI.CSIDL type = WinAPI.CSIDL.CSIDL_DRIVES)
{
// new ShellItem() can only be called once.
if (haveRootShell)
{
throw new Exception("The Desktop shell item already exists so cannot be created again.");
}
// Obtain the root IShellFolder interface.
int hRes = WinAPI.SHGetDesktopFolder(ref _desktopShellFolder);
if (hRes != 0)
{
Marshal.ThrowExceptionForHR(hRes);
}
// Now get the PIDL for the Desktop shell item.
hRes = WinAPI.SHGetSpecialFolderLocation(IntPtr.Zero, type, ref _pIDL);
if (hRes != 0)
{
Marshal.ThrowExceptionForHR(hRes);
}
if (type != WinAPI.CSIDL.CSIDL_DESKTOP)
{
hRes = (int)_desktopShellFolder.BindToObject(_pIDL, IntPtr.Zero, ref WinAPI.IID_IShellFolder,
out _shellFolder);
_rootShellFolder = ShellFolder;
}
else
{
_rootShellFolder = DesktopShellFolder;
_shellFolder = DesktopShellFolder;
}
if (hRes != 0)
{
Marshal.ThrowExceptionForHR(hRes);
}
// Now retrieve some attributes for the root shell item.
shInfo = new WinAPI.SHFILEINFO();
WinAPI.SHGetFileInfo(_pIDL, 0, out shInfo, (uint)Marshal.SizeOf(shInfo), vFlags);
// Set the arributes to object properties.
DisplayName = shInfo.szDisplayName;
IconIndex = shInfo.iIcon;
IsFolder = true;
haveRootShell = true;
}
public NativeDirectoryInfo(IntPtr pIDL, NativeDirectoryInfo shParent)
{
Parent = shParent;
// We need the Desktop shell item to exist first.
if (haveRootShell == false)
{
throw new Exception("The root shell item must be created before creating a sub-item");
}
// Create the FQ PIDL for this new item.
_pIDL = WinAPI.ILCombine(shParent.PIDL, pIDL);
// Get the properties of this item.
WinAPI.SFGAOF uFlags = WinAPI.SFGAOF.SFGAO_FOLDER | WinAPI.SFGAOF.SFGAO_HASSUBFOLDER;
// Here we get some basic attributes.
DesktopShellFolder.GetAttributesOf(1, out _pIDL, out uFlags);
IsFolder = Convert.ToBoolean(uFlags & WinAPI.SFGAOF.SFGAO_FOLDER);
// bug not working
HasSubFolder = Convert.ToBoolean(uFlags & WinAPI.SFGAOF.SFGAO_HASSUBFOLDER);
// Now we want to get extended attributes such as the icon index etc.
shInfo = new WinAPI.SHFILEINFO();
WinAPI.SHGetFileInfo(_pIDL, WinAPI.FILE_ATTRIBUTE_NORMAL, out shInfo, (uint)Marshal.SizeOf(shInfo), vFlags);
DisplayName = shInfo.szDisplayName;
TypeName = shInfo.szTypeName;
IconIndex = shInfo.iIcon;
// Create the IShellFolder interface for this item.
if (IsFolder)
{
uint hRes = shParent._shellFolder.BindToObject(pIDL, IntPtr.Zero, ref WinAPI.IID_IShellFolder,
out _shellFolder);
if (hRes != 0)
{
Marshal.ThrowExceptionForHR((int)hRes);
}
}
}
public NativeFileInfo(string path)
{
Path = path;
shInfo = new WinAPI.SHFILEINFO();
WinAPI.SHGetFileInfo(path, WinAPI.FILE_ATTRIBUTE_NORMAL, out shInfo, (uint)Marshal.SizeOf(shInfo), vFlags);
}
