ModeData (PVIOMODEINFO) - input

      Mode characteristics.

      Address of the mode characteristics structure.

    VioHandle (HVIO) - input

      VIO presentation-space handle.

      This must be 0, unless the caller is a Presentation Manager application; in this case, it must be the value returned by VioCreatePS.

    rc (APIRET) - returns

      Return code.

      VioSetMode returns one of the following values:

    • NO_ERROR 355
        ERROR_VIO_MODE
      421
        ERROR_VIO_INVALID_PARMS
      430
        ERROR_VIO_ILLEGAL_DURING_POPUP
      436
        ERROR_VIO_INVALID_HANDLE
      438
        ERROR_VIO_INVALID_LENGTH
      467
        ERROR_VIO_FONT

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