/// <summary>
/// Constructor for the desktop shell item.
/// </summary>
/// <param name="explorer">
/// Explorer class that uses the shell item.
/// </param>
/// <param name="pidl">
/// Pointer to the desktop PIDL.
/// </param>
/// <param name="folderPtr">
/// Pointer to the IShellFolder interface for the desktop.
/// </param>
internal ShellItem(ShellExplorer explorer, IntPtr pidl, IntPtr folderPtr)
{
this.explorer = explorer;
parent = null;
this.folderPtr = folderPtr;
// get managed object
this.folder =
(IShellFolder)Marshal.GetTypedObjectForIUnknown(folderPtr, typeof(IShellFolder));
subFiles = new ShellItemList(this);
subFolders = new ShellItemList(this);
relPidl = new PIDL(pidl, false);
text = "Desktop";
path = "Desktop";
SetDesktopAttributes();
ShellAPI.SHFILEINFO info = new ShellAPI.SHFILEINFO();
ShellAPI.SHGetFileInfo(relPidl.Ptr,
0,
ref info,
ShellAPI.cbFileInfo,
ShellAPI.SHGFI.PIDL |
ShellAPI.SHGFI.TYPENAME |
ShellAPI.SHGFI.SYSICONINDEX);
type = info.szTypeName;
ShellImageList.SetIconIndex(this, info.iIcon, false);
ShellImageList.SetIconIndex(this, info.iIcon, true);
}
/// <summary>
/// Retrieve the string that describes the file's type.
/// </summary>
private void SetInfo()
{
PIDL fullPidl = FullPidl;
ShellAPI.SHFILEINFO info = new ShellAPI.SHFILEINFO();
ShellAPI.SHGetFileInfo(fullPidl.Ptr,
0,
ref info,
ShellAPI.cbFileInfo,
ShellAPI.SHGFI.PIDL |
ShellAPI.SHGFI.TYPENAME |
ShellAPI.SHGFI.SYSICONINDEX);
fullPidl.Free();
type = info.szTypeName;
ShellImageList.SetIconIndex(this, info.iIcon, false);
ShellImageList.SetIconIndex(this, info.iIcon, true);
}