C#

   /// <summary>The <see cref="flags"/> member can be one or more of the following values.
   /// </summary>
   [Flags]
   public enum SWP : uint
   {

      /// <summary>If the calling thread and the thread that owns the window are attached to
      /// <para>different input queues, the system posts the request to the thread that owns the window.</para>
      /// <para>This prevents the calling thread from blocking its execution while other threads process the request</para>
      </summary>
      ASYNCWINDOWPOS = 0x4000,

      /// <summary>Prevents generation of the WM_SYNCPAINT message
      /// </summary>
      DEFERERASE = 0x2000,

     /// <summary>Draws a frame (defined in the window's class description) around the window.
      /// Same as the FRAMECHANGED flag.
      /// </summary>
      DRAWFRAME = 0x0020,

      /// <summary>Sends a WM_NCCALCSIZE message to the window, even if the window's size is not being changed.
      /// If this flag is not specified, WM_NCCALCSIZE is sent only when the window's size is being changed.
      /// </summary>
      FRAMECHANGED = 0x0020,

      /// <summary>Hides the window.
      /// </summary>
      HIDEWINDOW = 0x0080,

      /// <summary>Does not activate the window.
      /// If this flag is not set, the window is activated and moved to the top of either the topmost or non-topmost group
      /// (depending on the setting of the hwndInsertAfter member).
      /// </summary>
      NOACTIVATE = 0x0010,

      /// <summary>Discards the entire contents of the client area.
      /// If this flag is not specified, the valid contents of the client area are saved
      /// and copied back into the client area after the window is sized or repositioned.
      /// </summary>
      NOCOPYBITS = 0x0100,

      /// <summary>Retains the current position (ignores the x and y members).
      /// </summary>
      NOMOVE = 0x0002,

      /// <summary>Does not change the owner window's position in the Z order.
      /// </summary>
      NOOWNERZORDER = 0x0200,

      /// <summary>Does not redraw changes.
      /// If this flag is set, no repainting of any kind occurs.
      /// This applies to the client area, the non-client area (including the title bar and scroll bars),
      /// and any part of the parent window uncovered as a result of the window being moved.
      /// When this flag is set, the application must explicitly invalidate or
      /// redraw any parts of the window and parent window that need redrawing.
      /// </summary>
      NOREDRAW = 0x0008,

      /// <summary>Does not change the owner window's position in the Z order.
      /// Same as the NOOWNERZORDER flag.
      /// </summary>
      NOREPOSITION = 0x200,

      /// <summary>Prevents the window from receiving the WM_WINDOWPOSCHANGING message.
      /// </summary>
      NOSENDCHANGING = 0x0400,

      /// <summary>Retains the current size (ignores the cx and cy members).
      /// </summary>
      NOSIZE = 0x0001,

      /// <summary>Retains the current Z order (ignores the hwndInsertAfter member).
      /// </summary>
      NOZORDER = 0x0004,

      /// <summary>Displays the window.
      /// </summary>
      SHOWWINDOW = 0x0040,
   }

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