NX二次开发中有关表达式的操作代码分享

admin

NX二次开发中有关表达式的操作代码分享
! m5 q! ?8 x- d4 R, j

1. 
   
2. <p>static void do_UGopen_api(void)
   * X+ r8 ?8 M7 j$ C
3. {
   
4. // create block 1
   
5. double coner[3] = {0,0,0};
   
6. char *edges[3] = {"l=100","w=100","h=20"};
   
7. tag_t blk_tag;
   
8. UF_MODL_create_block1(UF_NULLSIGN,coner,edges,&blk_tag);
   
9. // create a hole
   
10. double dir[3] = {0,0,1};
    
11. double coner1[3] = {50,50,0};
    ! m+ {1 ~% f. R; Q8 u- i1 \$ m
12. tag_t cyl_tag;
    4 e2 G* b' n4 U- E
13. UF_MODL_create_cyl1(UF_POSITIVE,coner1,"h+30","50",dir,&cyl_tag);</p><p> /*
    
14. create expression and delete it
    
15. */
    
16. // create expression
    ) X& T3 K; X$ f" N
17. char *exp_str,*str,*value;
    
18. exp_str = "new_exp= 100";
    " ?9 [+ _7 k) ]; b4 b  T% V3 }
19. tag_t new_exp,old_exp_tag;
    7 h$ {, a; r9 o" |0 }0 r5 P$ d
20. char *str_exp,*str_old_exp;
    
21. int nums;
    6 f' \9 B8 d, k/ C$ r* L1 V8 `$ z
22. tag_t *exps;
    + _5 r: G) z6 U2 X$ `0 [
23. // before create the new expression, we need check if the expressions have been created or not
    
24. // if having, we delete it
    
25. tag_t part= UF_PART_ask_display_part();
    
26. UF_MODL_ask_exps_of_part(part,&nums,&exps);
    
27. UF_UI_open_listing_window();
    ; V  k1 V9 p/ f0 `/ H
28. if(nums != 0 )
    
29. {
    + _* C: D2 d+ N: k, E8 y- ]
30.   for(int i = 0 ; i < nums; i++)
    
31.   {
    
32.    UF_MODL_ask_exp_tag_string(exps[i],&str_old_exp);
    
33.    UF_MODL_dissect_exp_string(str_old_exp,&str,&value,&old_exp_tag);
    & l2 B6 b! l! @. T. s
34.    if(!strcmp(str,"new_exp"))
    
35.    {
    
36.      //UF_UI_write_listing_window("we find the alreay expressions ==> new_exp and delete it \n");
    5 N/ R% ?0 ?& z
37.      //delete expression
    
38.      UF_MODL_delete_exp(str);
    
39.      UF_MODL_update();
    
40.      break;
    3 T. W6 V% o) O; _. q
41.    }
    # `4 S/ u1 ~: g* G( B4 @+ [/ ^: y
42.   }
    
43. }
    / o* I1 F& i7 d" X. n  f  O- d- m
44. //UF_UI_write_listing_window("we can not find the expression ==> new_exp and create it \n");
    : N) S- F& G# F7 r/ d
45. UF_MODL_create_exp_tag(exp_str,&new_exp);
    
46. UF_UI_write_listing_window("The new created expression is : \n");
    
47. UF_MODL_ask_exp_tag_string(new_exp,&str_exp);
    
48. UF_UI_write_listing_window(str_exp);
    1 i+ ~9 q* B3 V; z( R" \# T* p
49. UF_free(str_exp);
    
50. UF_free(str);
    
51. UF_free(value);
    
52. UF_UI_write_listing_window("\n");</p><p>｝</p>

复制代码