/*
The following example opens an existing assembly part and then
creates a component set and adds all the components, at all levels
explicitly, to the set.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <uf_defs.h>
#include <uf.h>
#include <uf_part.h>
#include <uf_assem.h>
/*---------------------------------------------------------------*/
static int cycle_components
(
  tag_t component,    /* Component to cycle           I/O */
  tag_t cset          /* Component set to be modified I/O */
)
{
  int inx, ifail = 0, component_count = 0;
  tag_t *child_components = NULL;
  logical level = FALSE;
  if (component == NULL_TAG) return 0;
  component_count = UF_ASSEM_ask_part_occ_children(component,

&child_components);
  for (inx = 0; inx < component_count; inx++)
  {
    ifail = UF_ASSEM_add_to_cset(cset, child_components[inx],
                                 level);
    if (ifail == 0)
    {
      ifail = cycle_components(child_components[inx], cset);
    }
    else break;
  }
  UF_free(child_components);
  return ifail;
}
/*---------------------------------------------------------------*/
/*ARGSUSED*/
extern void ufusr(char *name, int *rtcode, int rtlen)
{
  /* Short example of the use of creating component set in an
     assembly.
  */
  tag_t root_part_occ = NULL_TAG;
  tag_t displayed_part = NULL_TAG;
  tag_t cset = NULL_TAG;
  static char* cset_name = "my_cset";
  UF_initialize();
  strcpy(name, "");
  displayed_part = UF_PART_ask_display_part();
  if (displayed_part != NULL_TAG)
  {
    root_part_occ = UF_ASSEM_ask_root_part_occ(displayed_part);
    if (root_part_occ != NULL_TAG)
    {
      *rtcode = UF_ASSEM_create_cset(displayed_part,
                                     cset_name, &cset);
      if (*rtcode == 0)
      {
        *rtcode = cycle_components(root_part_occ, cset);
      }
    }
  }
  if (*rtcode == 0)
  {
    /* This assumes we have successfully executed the program. */
    printf("The NX Open API program has succeeded\n"
           "Return code is %d\n", *rtcode);
  }
  else
  {
    /*  This assumes we failed. */
    printf("The NX Open API program has failed\n"
           "Return code is %d\n", *rtcode);
  }
  UF_terminate();
}