Exemple #1
0
        internal static void DeleteWithUndo(string path)
        {
            NativeMethods.SHFILEOPSTRUCT32 lpFileOp = new NativeMethods.SHFILEOPSTRUCT32();

            lpFileOp.fFlags        = (ushort)13396;
            lpFileOp.hNameMappings = IntPtr.Zero;
            try
            {
                lpFileOp.hwnd = Process.GetCurrentProcess().MainWindowHandle;
            }
            catch (Exception ex)
            {
                if (!(ex is SecurityException) && !(ex is InvalidOperationException) && !(ex is NotSupportedException))
                {
                    throw;
                }
                else
                {
                    lpFileOp.hwnd = IntPtr.Zero;
                }
            }
            lpFileOp.lpszProgressTitle = string.Empty;
            lpFileOp.pFrom             = path + "\0\0";
            lpFileOp.pTo   = (string)null;
            lpFileOp.wFunc = 3U;
            lpFileOp.fAnyOperationsAborted = false;
            bool flag = NativeMethods.FileExists(path);

            if (IntPtr.Size == 4)
            {
                NativeMethods.SHFileOperation32(ref lpFileOp);
            }
            else if (IntPtr.Size == 8)
            {
                NativeMethods.SHFileOperation64(ref new NativeMethods.SHFILEOPSTRUCT64()
                {
                    fFlags            = lpFileOp.fFlags,
                    hNameMappings     = lpFileOp.hNameMappings,
                    hwnd              = lpFileOp.hwnd,
                    lpszProgressTitle = lpFileOp.lpszProgressTitle,
                    pFrom             = lpFileOp.pFrom,
                    pTo   = lpFileOp.pTo,
                    wFunc = lpFileOp.wFunc,
                    fAnyOperationsAborted = lpFileOp.fAnyOperationsAborted
                });
            }
            if (flag)
            {
                NativeMethods.SHChangeNotify(4U, 5U, path, IntPtr.Zero);
            }
            else
            {
                NativeMethods.SHChangeNotify(16U, 5U, path, IntPtr.Zero);
            }
        }
Exemple #2
0
 private static extern int SHFileOperation32(ref NativeMethods.SHFILEOPSTRUCT32 lpFileOp);