.TH "SDL_CDStatus" "3" "Tue 11 Sep 2001, 22:58" "SDL" "SDL API Reference" 

.SH "NAME"

SDL_CDStatus \- Returns the current status of the given drive\&.

.SH "SYNOPSIS"

.PP

\fB#include "SDL\&.h"

.sp

\fBCDstatus \fBSDL_CDStatus\fP\fR(\fBSDL_CD *cdrom\fR);

\fB/* Given a status, returns true if there\&'s a disk in the drive */

#define CD_INDRIVE(status)      ((int)status > 0)

.SH "DESCRIPTION"

.PP

This function returns the current status of the given drive\&. Status is described like so: 

.PP

.nf

\f(CWtypedef enum {

  CD_TRAYEMPTY,

  CD_STOPPED,

  CD_PLAYING,

  CD_PAUSED,

  CD_ERROR = -1

} CDstatus;\fR

.fi

.PP

.PP

If the drive has a CD in it, the table of contents of the CD and current play position of the CD will be stored in the SDL_CD structure\&.

.PP

The macro \fBCD_INDRIVE\fP is provided for convenience, and given a status returns true if there\&'s a disk in the drive\&.

.PP

.RS

\fBNote:  

.PP

\fBSDL_CDStatus\fP also updates the \fI\fBSDL_CD\fR\fR structure passed to it\&.

.RE

.SH "EXAMPLE"

.PP

.nf

\f(CWint playTrack(int track)

{

  int playing = 0;

  if ( CD_INDRIVE(SDL_CDStatus(cdrom)) ) {

  /* clamp to the actual number of tracks on the CD */

    if (track >= cdrom->numtracks) {

      track = cdrom->numtracks-1;

    }

    if ( SDL_CDPlayTracks(cdrom, track, 0, 1, 0) == 0 ) {

      playing = 1;

    }

  }

  return playing;

}\fR

.fi

.PP

.SH "SEE ALSO"

.PP

\fI\fBSDL_CD\fP\fR

...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 22:58