rom/graphics/modenotavailable.c

   1 /*
   2     Copyright © 1995-2010, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Graphics function ModeNotAvailable()
   6     Lang: english
   7 */
   8 #include <graphics/displayinfo.h>
   9 #include <graphics/modeid.h>
  10
  11 /*****************************************************************************
  12
  13     NAME */
  14 #include <proto/graphics.h>
  15
  16         AROS_LH1(ULONG, ModeNotAvailable,
  17
  18 /*  SYNOPSIS */
  19         AROS_LHA(ULONG, modeID, D0),
  20
  21 /*  LOCATION */
  22         struct GfxBase *, GfxBase, 133, Graphics)
  23
  24 /*  FUNCTION
  25         returns an error code, indicating why this modeID is not available,
  26         or 0 if there is no reason known why this mode should not be there
  27
  28     INPUTS
  29         modeID - a 32 bit DisplayInfoRecord identifier
  30
  31     RESULT
  32         error - a general indication of why this modeID is not available,
  33                 or 0 if there is no reason why it should not be available
  34
  35     NOTES
  36
  37     EXAMPLE
  38
  39     BUGS
  40
  41     SEE ALSO
  42         GetVPModeID(), graphics/displayinfo.h
  43
  44     INTERNALS
  45
  46     HISTORY
  47
  48
  49 ******************************************************************************/
  50 {
  51     AROS_LIBFUNC_INIT
  52
  53     struct DisplayInfo disp;
  54
  55     if (GetDisplayInfoData(NULL, (UBYTE *)&disp, sizeof(disp), DTAG_DISP, modeID) == sizeof(disp))
  56         return disp.NotAvailable;
  57
  58     /* FIXME: Is this correct ? */
  59     return DI_AVAIL_NOMONITOR;
  60
  61     AROS_LIBFUNC_EXIT
  62 } /* ModeNotAvailable */