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

; n) X8 k- a3 ], b

1. 
   / J) y" A/ d0 B- ]! V0 t3 Z
2. <p>static void do_UGopen_api(void)
   
3. {
   
4. // create block 1
   9 h0 i' P: j9 f& R2 x
5. double coner[3] = {0,0,0};
   3 @1 M' L9 ]7 i: X+ u. X
6. char *edges[3] = {"l=100","w=100","h=20"};
   * z2 u- |1 J7 i1 d0 S" V& G; j
7. tag_t blk_tag;
   
8. UF_MODL_create_block1(UF_NULLSIGN,coner,edges,&blk_tag);
   
9. // create a hole
   ; g2 _  W& e" B! x
10. double dir[3] = {0,0,1};
    
11. double coner1[3] = {50,50,0};
    
12. tag_t cyl_tag;
    
13. UF_MODL_create_cyl1(UF_POSITIVE,coner1,"h+30","50",dir,&cyl_tag);</p><p> /*
    ; Z( S: g$ }1 x% b/ W8 ~
14. create expression and delete it
    5 R1 n5 I; |* t8 ?9 \
15. */
    
16. // create expression
    + p5 Y# K2 m6 ?7 Z7 S2 L( x5 C
17. char *exp_str,*str,*value;
    
18. exp_str = "new_exp= 100";
    / z, o( d( q# d3 @. l
19. tag_t new_exp,old_exp_tag;
    % r$ Q5 c5 L1 ~+ |  C% ~: o
20. char *str_exp,*str_old_exp;
    
21. int nums;
    
22. tag_t *exps;
    
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();
    6 A( Q$ }+ o7 h, H  H" O
26. UF_MODL_ask_exps_of_part(part,&nums,&exps);
    
27. UF_UI_open_listing_window();
    
28. if(nums != 0 )
    ' O8 a) k# R# a% g& R# B5 _1 f
29. {
    8 j7 \2 P, i5 w% a* h# \. v
30.   for(int i = 0 ; i < nums; i++)
    
31.   {
    
32.    UF_MODL_ask_exp_tag_string(exps[i],&str_old_exp);
    8 ?  S+ z/ S1 w7 ]! o9 n* Q& b# A
33.    UF_MODL_dissect_exp_string(str_old_exp,&str,&value,&old_exp_tag);
    ) ~- e( W1 f, d% ?, t0 h5 e9 x
34.    if(!strcmp(str,"new_exp"))
    
35.    {
    9 i* l9 g1 e  X2 j8 V
36.      //UF_UI_write_listing_window("we find the alreay expressions ==> new_exp and delete it \n");
    - @# s% M. }! N& ?
37.      //delete expression
    7 U8 l/ t0 Y0 d  }, M
38.      UF_MODL_delete_exp(str);
    
39.      UF_MODL_update();
    : s6 \9 N5 U+ H
40.      break;
    
41.    }
    6 C7 ?. k" i1 z& R2 `- s9 b
42.   }
    
43. }
    ) k2 k/ w2 q6 Z* }; e6 z- s0 S
44. //UF_UI_write_listing_window("we can not find the expression ==> new_exp and create it \n");
    3 s  x, w; p% \! M5 @' n0 s" c
45. UF_MODL_create_exp_tag(exp_str,&new_exp);
    6 y& j+ \# v' I' e  Z
46. UF_UI_write_listing_window("The new created expression is : \n");
    8 ~2 M/ ^7 A3 {. P" z( {
47. UF_MODL_ask_exp_tag_string(new_exp,&str_exp);
    
48. UF_UI_write_listing_window(str_exp);
    ( C+ [) ]3 }. X' X: _0 w. F( ]
49. UF_free(str_exp);
    
50. UF_free(str);
    
51. UF_free(value);
    ! W- W# J  r4 Y- z
52. UF_UI_write_listing_window("\n");</p><p>｝</p>

复制代码