/**
* <summary>
* Changes the brightness of the display.
* <para>
* The parameter is a value between 0 and
* 100. Remember to call the <c>saveToFlash()</c> method of the module if the
* modification must be kept.
* </para>
* <para>
* </para>
* </summary>
* <param name="newval">
* an integer corresponding to the brightness of the display
* </param>
* <para>
* </para>
* <returns>
* <c>0</c> if the call succeeds.
* </returns>
* <para>
* On failure, throws an exception or returns a negative error code.
* </para>
*/
public int set_brightness(int newval)
{
if (_func == null)
{
throw new YoctoApiProxyException("No Display connected");
}
if (newval == _Brightness_INVALID)
{
return(YAPI.SUCCESS);
}
return(_func.set_brightness(newval));
}