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

1. 
   8 f* e% F: A# [& q% C
2. <p>static void do_UGopen_api(void)
   
3. {
     ]- G+ @+ ~  J1 [4 [
4. // create block 1
   
5. double coner[3] = {0,0,0};
   
6. char *edges[3] = {"l=100","w=100","h=20"};
   % j4 f* p( T( ~! J
7. tag_t blk_tag;
   
8. UF_MODL_create_block1(UF_NULLSIGN,coner,edges,&blk_tag);
   
9. // create a hole
   4 b# f, y5 b9 b: w, h* A; B
10. double dir[3] = {0,0,1};
    
11. double coner1[3] = {50,50,0};
    
12. tag_t cyl_tag;
    ! q, _. R( ^+ O9 F  Y; p
13. UF_MODL_create_cyl1(UF_POSITIVE,coner1,"h+30","50",dir,&cyl_tag);</p><p> /*
    
14. create expression and delete it
    4 o+ i2 b: e, a
15. */
    
16. // create expression
    - k7 }2 Y) E* t/ t' D# u6 d6 U% W
17. char *exp_str,*str,*value;
    
18. exp_str = "new_exp= 100";
    
19. tag_t new_exp,old_exp_tag;
    
20. char *str_exp,*str_old_exp;
    $ w& q4 {2 O# S5 w
21. int nums;
    
22. tag_t *exps;
    
23. // before create the new expression, we need check if the expressions have been created or not
    ! e% y, U. z, V( I* X2 K
24. // if having, we delete it
    
25. tag_t part= UF_PART_ask_display_part();
    . `8 M. W, c9 e" N
26. UF_MODL_ask_exps_of_part(part,&nums,&exps);
    
27. UF_UI_open_listing_window();
    ' L- S; I- M6 i) f5 O
28. if(nums != 0 )
    / ?, u- b8 Q( F8 z+ i* I5 m* c7 p9 X
29. {
    6 K; {( H, R: M
30.   for(int i = 0 ; i < nums; i++)
    ! a# q: O8 v# y- x1 D9 f; r' L  ]8 g
31.   {
    & ^! n- Y) J2 b: t6 }% J
32.    UF_MODL_ask_exp_tag_string(exps[i],&str_old_exp);
    % [% ^7 y9 `6 T0 T8 k4 n7 j* d+ _
33.    UF_MODL_dissect_exp_string(str_old_exp,&str,&value,&old_exp_tag);
    ) h+ A+ }  i2 ^3 h$ i* \
34.    if(!strcmp(str,"new_exp"))
    . g, _! T; O, Z( r( E
35.    {
    
36.      //UF_UI_write_listing_window("we find the alreay expressions ==> new_exp and delete it \n");
    
37.      //delete expression
    
38.      UF_MODL_delete_exp(str);
    . S) X% s$ ^' b# R2 e' G
39.      UF_MODL_update();
    
40.      break;
    4 Z' m# v; e7 L. }2 B
41.    }
    & s  R4 M! k7 B7 T0 x
42.   }
    
43. }
    : u0 O, G( Y( b+ ]% F! M
44. //UF_UI_write_listing_window("we can not find the expression ==> new_exp and create it \n");
    , |1 v1 A" Q7 P% q  t, N' X- t
45. UF_MODL_create_exp_tag(exp_str,&new_exp);
    4 {% }: d( I% q! r0 _6 h
46. UF_UI_write_listing_window("The new created expression is : \n");
    
47. UF_MODL_ask_exp_tag_string(new_exp,&str_exp);
    ) ?- W3 Z. ~0 ]* ~/ @4 W. u6 w
48. UF_UI_write_listing_window(str_exp);
    
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

% Y. C& E. G, X5 O3 u