Exemplo n.º 1
0
        public void Initialise(IntPtr pidl, string path)
        {
            this.PIDL         = pidl;
            this.RelativePIDL = ILShell32.ILFindLastID(pidl);

            IntPtr folderPidl = PIDL;

            SHFILEINFO?info = PidlManager.GetShFileInfo(pidl);
            var        dir  = System.IO.Path.GetDirectoryName(path);

            if ((info.Value.Attributes & SFGAO.SFGAO_FOLDER) == 0)
            {
                // Item folder
                var handle = PidlManager.FromPath(dir);
                folderPidl = handle.pidl;
                SHFILEINFO?info2 = PidlManager.GetShFileInfo(folderPidl);
                if (!info2.HasValue)
                {
                    return; // new DirectoryNotFoundException
                }
                ParentItem              = new ShellItem();
                ParentItem.PIDL         = folderPidl;
                ParentItem.RelativePIDL = ILShell32.ILFindLastID(folderPidl);

                ParentItem.DisplayName  = info2.Value.szDisplayName;
                ParentItem.Attributes   = (SFGAO)info2.Value.Attributes;
                ParentItem.IsFolder     = (Attributes & SFGAO.SFGAO_FOLDER) != 0;
                ParentItem.IsFileSystem = (Attributes & SFGAO.SFGAO_FILESYSTEM) != 0;
            }

            //IShellItem i = ILShell32.SHCreateItemFromParsingName(path, IntPtr.Zero,
            //           typeof(IShellItem).GUID);
            int          hr = 0;
            IShellFolder pShellFolderInterface =
                IFolder(folderPidl, desktopShellFolder.Value.ShellFolderInterface, ref hr);

            if (pShellFolderInterface == null)
            {
                throw new NullReferenceException("SheelObject ShellFolderInterface error");
            }

            DisplayName  = info.Value.szDisplayName;
            Attributes   = (SFGAO)info.Value.Attributes;
            IsFolder     = (Attributes & SFGAO.SFGAO_FOLDER) != 0;
            IsFileSystem = (Attributes & SFGAO.SFGAO_FILESYSTEM) != 0;

            if ((info.Value.Attributes & SFGAO.SFGAO_FOLDER) == 0)
            {
                this.ParentItem.InitFolder(folderPidl, dir, pShellFolderInterface, false);
            }
            else if (dir == null && path.EndsWith(@":\"))
            {
                this.InitFolder(PIDL, path, pShellFolderInterface, false);
            }
            else
            {
                this.InitFolder(PIDL, dir, pShellFolderInterface, false);
            }
        }