// Copyright status: this file is in the public domain.

#include <stdlib.h>

#include "lx.h"

#include "internal.h"

LX_XIDLIST *lx_screen_visuals(LX_CONN *xc, int s, int d)
{
 SCREENDEPTH *sd;
 LX_XIDLIST *xl;
 int i;

 if ((xc->flags & XCF_FAIL) || (s < 0) || (s >= xc->nscreens) || (d < 0) || (d >= xc->screens[s].ndepths)) return(0);
 sd = &xc->screens[s].depths[d];
 xl = malloc(sizeof(LX_XIDLIST));
 if (! xl) return(0);
 xl->len = sd->nvisuals;
 xl->ids = malloc(xl->len*sizeof(LX_XID));
 if (! xl->ids)
  { free(xl);
    return(0);
  }
 for (i=sd->nvisuals-1;i>=0;i--) xl->ids[i] = sd->visuals[i].id;
 return(xl);
}