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

#include <stdlib.h>

#include <lx.h>
#include <lx-xi.h>
#include <lx-shape.h>
#include <lx-shape-int.h>
#include <lx-shape-proto.h>

typedef struct inputselected_priv INPUTSELECTED_PRIV;
struct inputselected_priv {
  unsigned int *enb;
  } ;

static void done_shape_InputSelected(LX_CONN *xc, const unsigned char *rep, void *pv)
{
 INPUTSELECTED_PRIV *p;
 int v;

 p = pv;
 do <"ret">
  { if (lx_xi_r_card32(rep+4) != 0)
     { lx_xi_protoerr(xc,"SHAPE QueryExtents response length wrong (%u, expecting 0)",lx_xi_r_card32(rep+4));
       break <"ret">;
     }
    v = lx_xi_proto_to_boolean(rep[1]);
    if (v < 0)
     { lx_xi_protoerr(xc,"invalid enable %d in SHAPE InputSelected",rep[8]);
       break <"ret">;
     }
    if (p->enb) *p->enb = v;
  } while (0);
 free(p);
}

LX_OP *lx_shape_InputSelected(LX_CONN *xc, LX_XID win, int *enb)
{
 LX_SHAPE_PRIV *p;
 INPUTSELECTED_PRIV *qp;
 unsigned char req[8];

 if (lx_xi_conn_failed(xc))
  { lx_xi_bad_call(xc,"ls_shape_GetRectangles");
    return(0);
  }
 p = lx_get_private(xc,lx_shape__px);
 if (! p)
  { lx_xi_bad_call(xc,"lx_shape_InputSelected");
    return(0);
  }
 qp = malloc(sizeof(INPUTSELECTED_PRIV));
 if (! qp)
  { lx_xi_nomem_fail(xc);
    return(0);
  }
 qp->enb = enb;
 lx_xi_nochain(xc);
 req[0] = p->major;
 req[1] = SHAPE_InputSelected;
 lx_xi_w_card16(&req[2],2);
 lx_xi_w_card32(&req[4],win);
 return(lx_xi_expect_reply(xc,req,-1,&done_shape_InputSelected,qp));
}