pwndparams (PWNDPARAMS)

      Pointer to a WNDPARAMS window parameter structure.

      This structure contains:

      status (USHORT)

        Window parameter selection.

        Identifies the window parameters that are to be set or queried. The valid value for the slider control is:

        WPM_CTLDATA

          Window control data.
        The flags in the status field are cleared as each item is processed. If the call is successful, the status field is 0. If any item has not been processed, the flag for that item is still set.
      length (USHORT)
        Length of the window text.
      text (PSZ)
        Window text.
      presparamslength (USHORT)
        Length of presentation parameters.
      presparams (PVOID)
        Presentation parameters.
      ctldatalength (USHORT)
        Length of window class-specific data.
      ctldata (PVOID)
        Window class-specific data.

      ulReserved (ULONG)

        Reserved value, should be 0.

      rc (BOOL)

        Success indicator.

        TRUE

          Successful operation
        FALSE
          Error occurred.

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