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NX二次开发中有关表达式的操作代码分享( s+ L/ c5 Y8 j; f& @! |# _& m
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- <p>static void do_UGopen_api(void)8 s3 d% ]6 U3 N/ r; o# M- t6 Y
- {
& ?$ P3 l' ^' `, k! I3 R - // create block 1
' U0 Z+ n j' w% o' d" i% A# ] - double coner[3] = {0,0,0};$ d. \& b4 `# i5 f7 r" R
- char *edges[3] = {"l=100","w=100","h=20"};+ p& B, H) i9 h3 ` V0 j1 n- }
- tag_t blk_tag;* Z' E' z" H6 w% Q o$ D
- UF_MODL_create_block1(UF_NULLSIGN,coner,edges,&blk_tag);0 e8 V+ n, b* C5 _
- // create a hole
6 D" j& o5 h; b% s - double dir[3] = {0,0,1};5 l% B' n9 ~8 X# X1 t8 S& t. b. m
- double coner1[3] = {50,50,0};
* d! U8 ?, x! V' q) Y - tag_t cyl_tag;6 ]: O0 q5 L& ~8 V- ~4 k: `
- UF_MODL_create_cyl1(UF_POSITIVE,coner1,"h+30","50",dir,&cyl_tag);</p><p> /*( D6 j) x2 q8 L
- create expression and delete it8 a+ Q8 _' _# {& V- w: w/ y8 ~
- */
2 c" |: U7 O0 b- ^- [! I4 A9 ~) E - // create expression1 D/ w/ J8 z) P. e; }$ I
- char *exp_str,*str,*value;1 d3 h4 ?6 g/ d
- exp_str = "new_exp= 100";
# C. T' i0 G: ]; I3 q; V8 Y$ m - tag_t new_exp,old_exp_tag;9 m2 d8 S/ B5 f4 M) _: S/ v
- char *str_exp,*str_old_exp;
# m0 \" a) \* u - int nums;$ v4 W3 n) C' @0 Y8 H) P X
- tag_t *exps;
' t# v G" F4 U6 {! d/ l - // before create the new expression, we need check if the expressions have been created or not
$ U8 a, O3 H# S; e' Z! b2 M7 b - // if having, we delete it
4 N$ v: {' ~8 m. x7 L, B! z - tag_t part= UF_PART_ask_display_part();& D; d5 w6 B# i# h' C$ }! @
- UF_MODL_ask_exps_of_part(part,&nums,&exps);
' c2 d+ A& n: O - UF_UI_open_listing_window();
# m# `& @, f- _2 k! p - if(nums != 0 )" G0 J8 J! I+ x3 @
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- for(int i = 0 ; i < nums; i++)# ~7 I0 G1 E# a* S$ k% U: s2 Y* l
- {
, F( w, ~! V6 f3 z U0 y+ X l - UF_MODL_ask_exp_tag_string(exps[i],&str_old_exp);7 C+ d# U3 B4 M- D. Y3 t
- UF_MODL_dissect_exp_string(str_old_exp,&str,&value,&old_exp_tag);, u- _, t% E% Y
- if(!strcmp(str,"new_exp")). U0 u% A% o; g3 N% M% {
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- //UF_UI_write_listing_window("we find the alreay expressions ==> new_exp and delete it \n");5 w, n, G( | v" d: \* P
- //delete expression0 p/ R8 l- }$ ]6 s1 }# V2 H2 T
- UF_MODL_delete_exp(str);5 X; f8 i$ e8 v& p- ]6 @
- UF_MODL_update();
q* {) I: p. h7 o$ A9 } - break;# c" y V8 B# j1 F/ Z( C( l! w
- }
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& X* a3 U7 `0 S& m) f* b6 { - //UF_UI_write_listing_window("we can not find the expression ==> new_exp and create it \n");% i2 s; F% C/ Y: j
- UF_MODL_create_exp_tag(exp_str,&new_exp);
2 |7 s4 m! ~$ R1 U. h: ? - UF_UI_write_listing_window("The new created expression is : \n");
6 j9 z! T# O5 P- ]8 Z - UF_MODL_ask_exp_tag_string(new_exp,&str_exp);+ \6 v6 t; b6 d0 R+ S
- UF_UI_write_listing_window(str_exp);$ a! a" z& r5 X, W6 V/ B
- UF_free(str_exp); G" j- c" Z. m/ O' {
- UF_free(str);
( k3 g3 ~3 g Z" T& O6 v - UF_free(value);
8 j; p$ |4 t$ R0 H, @9 F& _5 m! `0 e - UF_UI_write_listing_window("\n");</p><p>}</p>
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