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
+ F% P8 w  O- S. @& w' n
# ?5 ]9 {6 D0 o4 T3 y/ c( T

1. 
   
2. <p>static void do_UGopen_api(void)
   9 |0 V  c% p; s* D
3. {
   
4. // create block 1
   $ p0 g4 G2 X+ }5 B1 O
5. double coner[3] = {0,0,0};
   0 M6 f5 e5 m& k/ l
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
   6 k# P# Q7 ~; i* x! b
10. double dir[3] = {0,0,1};
    
11. double coner1[3] = {50,50,0};
    4 q% j. W8 m8 w/ @* }* J  {) f
12. tag_t cyl_tag;
    + A, K# ~" B3 c; I5 y# i6 Y
13. UF_MODL_create_cyl1(UF_POSITIVE,coner1,"h+30","50",dir,&cyl_tag);</p><p> /*
    
14. create expression and delete it
    
15. */
    * ^5 V' C4 e- ^+ @& L
16. // create expression
    
17. char *exp_str,*str,*value;
    # D7 a6 I8 [- M! o- J
18. exp_str = "new_exp= 100";
    ' V) k- x% V# J! g/ ]
19. tag_t new_exp,old_exp_tag;
    
20. char *str_exp,*str_old_exp;
    
21. int nums;
    % N' B% ]. h, x: S
22. tag_t *exps;
    + C: X6 f- ~4 U" ]$ ?
23. // before create the new expression, we need check if the expressions have been created or not
    : n  Y% _1 k2 [: I6 l
24. // if having, we delete it
    + a& Y8 f  X' Y% b: J2 _
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();
    
28. if(nums != 0 )
    
29. {
    
30.   for(int i = 0 ; i < nums; i++)
    
31.   {
    
32.    UF_MODL_ask_exp_tag_string(exps[i],&str_old_exp);
    . Y% D/ G2 b6 ?$ G& L7 P
33.    UF_MODL_dissect_exp_string(str_old_exp,&str,&value,&old_exp_tag);
    , y/ H+ u8 I  u+ M
34.    if(!strcmp(str,"new_exp"))
    / U5 {! w) O& `  Y# i  S
35.    {
    
36.      //UF_UI_write_listing_window("we find the alreay expressions ==> new_exp and delete it \n");
    % J& a! [! y( J& C: `
37.      //delete expression
    
38.      UF_MODL_delete_exp(str);
    
39.      UF_MODL_update();
    & v3 k, y4 w$ Z3 z
40.      break;
    
41.    }
    # D% H9 h/ A( I; l; V7 H6 J* i
42.   }
    
43. }
    
44. //UF_UI_write_listing_window("we can not find the expression ==> new_exp and create it \n");
    8 ^% Y- @0 Z! a, R
45. UF_MODL_create_exp_tag(exp_str,&new_exp);
    . R, I7 l. ]% B) U. G
46. UF_UI_write_listing_window("The new created expression is : \n");
    ' k# X5 ^/ I1 E2 F1 T
47. UF_MODL_ask_exp_tag_string(new_exp,&str_exp);
    ! F! C( r' w/ _  w9 z4 M# r
48. UF_UI_write_listing_window(str_exp);
    
49. UF_free(str_exp);
    
50. UF_free(str);
    : v) d+ R* G9 \9 k) D: ?
51. UF_free(value);
    , [9 h3 g; L" X6 g8 f- \
52. UF_UI_write_listing_window("\n");</p><p>｝</p>

复制代码

( |1 `" F: J' U