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NX二次开发中有关表达式的操作代码分享7 M/ l$ p% f: Y: }9 V$ R8 p# K
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- <p>static void do_UGopen_api(void)
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2 x; k2 H6 k9 g9 ` - // create block 17 Q( ?( w! @! D8 E1 G
- double coner[3] = {0,0,0};
5 i9 c7 U0 g6 ]' B% l0 B8 R# h- |/ \( j - char *edges[3] = {"l=100","w=100","h=20"};
- b9 v* F: [: i# C j0 O; e - tag_t blk_tag;$ m5 y; y3 j6 \# o1 I
- UF_MODL_create_block1(UF_NULLSIGN,coner,edges,&blk_tag);9 o0 B9 M: Z* F) K, R7 O
- // create a hole/ h1 E3 g [+ @
- double dir[3] = {0,0,1};( `/ y7 @$ P9 U3 {' G* i
- double coner1[3] = {50,50,0};
1 t$ i0 f" l, x1 r9 K4 N c% v - tag_t cyl_tag;
3 ], f7 @3 P' t2 y7 ^ - UF_MODL_create_cyl1(UF_POSITIVE,coner1,"h+30","50",dir,&cyl_tag);</p><p> /*' @% l+ }: h5 l) [
- create expression and delete it: |$ P' g0 p6 S6 n
- */
$ f( f+ f% U- d: k - // create expression
% g; L' k k6 u+ A" P1 ~( i - char *exp_str,*str,*value;
# T4 O, {3 _$ k# A# m9 T" {2 u# V - exp_str = "new_exp= 100"; |- P- G8 U8 f2 y3 R7 X
- tag_t new_exp,old_exp_tag;' {8 q! n* _2 g( L. w6 u
- char *str_exp,*str_old_exp;, r* J) d, N1 H" ~
- int nums;
% v) V/ U9 `& @# b) J1 N2 o - tag_t *exps;
6 P; G' ~4 Y9 \, R- Y5 g& \4 N - // before create the new expression, we need check if the expressions have been created or not ( y7 S. |' r5 [3 O+ p
- // if having, we delete it- @: ?6 ~$ d1 F7 h8 t
- tag_t part= UF_PART_ask_display_part();: v* [# u( ^9 c h
- UF_MODL_ask_exps_of_part(part,&nums,&exps);- V" c- ~1 l* S* z: g; n
- UF_UI_open_listing_window();
6 f! F. f: Q; B0 K& k - if(nums != 0 ): `% t% B! C- \/ { o
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- for(int i = 0 ; i < nums; i++)! E0 ^( F3 n6 c+ [! M5 w8 |$ c- h
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- UF_MODL_ask_exp_tag_string(exps[i],&str_old_exp);
* _/ l( S5 ]+ `: Y7 H" S - UF_MODL_dissect_exp_string(str_old_exp,&str,&value,&old_exp_tag);
: @6 B# K. z/ c" E/ p; W# v - if(!strcmp(str,"new_exp"))
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- //UF_UI_write_listing_window("we find the alreay expressions ==> new_exp and delete it \n");
& J9 U. |- Y/ K - //delete expression" m& a: X9 ^. c& L
- UF_MODL_delete_exp(str);' O* C6 x# H" S9 G# e0 _
- UF_MODL_update();
$ G: h5 i+ J' q* p: \2 H% a3 s% e - break;" E6 y. O' F1 ^: j( `
- }
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- }
" J# Y6 A0 K) x9 B& H- U y" A - //UF_UI_write_listing_window("we can not find the expression ==> new_exp and create it \n");
. F% I0 `) i5 l+ v0 c% v - UF_MODL_create_exp_tag(exp_str,&new_exp);
: B. v3 u" |! G/ u2 Y, l6 f" w - UF_UI_write_listing_window("The new created expression is : \n");, r! j% g6 R3 d0 m1 [2 |8 w+ m& j
- UF_MODL_ask_exp_tag_string(new_exp,&str_exp);* X; \% b+ D7 }/ J* b
- UF_UI_write_listing_window(str_exp);
+ C) k6 i& E. U6 ^2 m$ n - UF_free(str_exp);( h) F" y9 o* z8 }5 N. a- S
- UF_free(str);
) e0 w5 y) Y/ w$ j1 y - UF_free(value);7 ~3 _) _. Y& D2 Z2 V
- UF_UI_write_listing_window("\n");</p><p>}</p>
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