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

: Z/ a% ^% f% Y

1. 
   
2. <p>static void do_UGopen_api(void)
   , U! J' l  x. C  r0 ^+ ?* L  [5 u
3. {
   7 e, |, P. \6 }
4. // create block 1
   ( o9 L1 V" U2 F8 G8 U4 f
5. double coner[3] = {0,0,0};
   8 G, e+ Z/ |" j' Z5 b* Z
6. char *edges[3] = {"l=100","w=100","h=20"};
   
7. tag_t blk_tag;
   6 a0 g$ W$ t6 t% T
8. UF_MODL_create_block1(UF_NULLSIGN,coner,edges,&blk_tag);
   
9. // create a hole
   ' \" ?8 W5 I+ d- s  B; y
10. double dir[3] = {0,0,1};
    # a/ @5 u3 I( H& M! [+ E
11. double coner1[3] = {50,50,0};
    
12. tag_t cyl_tag;
    + k* \1 j, j" P9 T& h
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
    7 u9 p8 N" m1 X& d9 }- `
17. char *exp_str,*str,*value;
    ) E* r4 W: ~/ M; s. `; }8 w) |
18. exp_str = "new_exp= 100";
    & e0 ^0 c5 b; F& x; O( `5 e6 l* [( Q
19. tag_t new_exp,old_exp_tag;
    
20. char *str_exp,*str_old_exp;
    9 b: ]! v6 @/ x4 e% k' D; g
21. int nums;
    3 I( `# B9 `7 Q$ D- b# C2 x
22. tag_t *exps;
    
23. // before create the new expression, we need check if the expressions have been created or not
    : ^1 {) Z$ B3 g/ z  f' M- \  B
24. // if having, we delete it
    6 k# m8 r4 X% J. P8 k
25. tag_t part= UF_PART_ask_display_part();
    ) b& B, k* j9 f& W3 J7 `5 F
26. UF_MODL_ask_exps_of_part(part,&nums,&exps);
    % l$ w# Y) F4 A/ J
27. UF_UI_open_listing_window();
    
28. if(nums != 0 )
    0 f: c3 K" ^0 j0 U
29. {
    ) W/ E" T2 s/ R
30.   for(int i = 0 ; i < nums; i++)
    3 _1 ]$ T" F9 h8 w
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);
    
34.    if(!strcmp(str,"new_exp"))
    6 z  p* r+ y  C) G% D# d
35.    {
    
36.      //UF_UI_write_listing_window("we find the alreay expressions ==> new_exp and delete it \n");
    3 W8 n8 N7 r- t7 G7 o  k0 I
37.      //delete expression
    
38.      UF_MODL_delete_exp(str);
    $ |. G7 f0 |! i! `5 e/ [
39.      UF_MODL_update();
    $ [& h5 f  K6 w& r7 b5 A* {
40.      break;
    
41.    }
    4 L/ ?2 B! E: y7 a6 D
42.   }
    
43. }
    
44. //UF_UI_write_listing_window("we can not find the expression ==> new_exp and create it \n");
    $ B  f* s* \0 `% A) ~0 B
45. UF_MODL_create_exp_tag(exp_str,&new_exp);
    7 }1 G( I7 p$ Q7 l. q& }7 T
46. UF_UI_write_listing_window("The new created expression is : \n");
    ) N. z' C% j% ?9 n
47. UF_MODL_ask_exp_tag_string(new_exp,&str_exp);
    
48. UF_UI_write_listing_window(str_exp);
    , Z, \- m- O# A% R) h
49. UF_free(str_exp);
    ) J9 Q$ v3 w, z% q  S
50. UF_free(str);
    
51. UF_free(value);
    $ Y9 b9 i- Y2 J$ o# }* E5 |
52. UF_UI_write_listing_window("\n");</p><p>｝</p>

复制代码