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依然是菜鸟求助
) _& R% L' x6 r! f/ q4 ?$ [我用UIStyler建立了一个按钮，那如何实现：点击该按钮后可以用鼠标选择一曲线，获得该曲线中点坐标位置，我的程序如下，但是似乎总是死循环。$ f7 j0 y6 C7 l' q1 A5 U
int GP_action_0_act_cb ( int dialog_id,* T$ ]( g) a2 J( ~2 D5 R2 \7 G
void * client_data,
; ?: s% l$ _! Q/ ` UF_STYLER_item_value_type_p_t callback_data), W+ d9 R* v4 o: J- f7 Q9 y) c/ t
{7 @2 x: Z& n/ H2 K
/* Make sure User Function is available. */
7 {8 _3 x3 g1 k, B$ W2 N4 A% q if ( UF_initialize() != 0) 1 V5 K+ d- f4 \' P3 L* B
return ( UF_UI_CB_CONTINUE_DIALOG );+ |# i& z! x6 \5 r) g" i
/* ---- Enter your callback code here ----- */
7 [ A) U" ~0 t0 A3 G% jchar message[133];5 a# I9 u3 Y& L u6 F$ w T
message[0]='\0';- X8 E' ^; X4 T9 I$ q
strcpy(message, "请选择一条曲线");
8 T; I# T7 O' n0 |UF_UI_selection_options_t opts;
: \2 u k4 {' r% K+ CUF_UI_mask_t mask;$ a- T6 b+ B& r/ l
int response;
- Y; Z0 s H( M+ \ Z; _0 S5 Vtag_t object, view;
0 m" X% k" O& ldouble cursor[3];* X) Y1 z. l7 \& ~1 _
int unhighlight=0;& x6 t, q6 Y' c d5 s% M8 r6 d" n
m7 o0 [+ `$ _; P% sUF_initialize();, q: w6 O- w5 p
opts.other_options=0;
, }" o7 B* b8 \8 L6 E0 W. uopts.reserved=NULL;' P$ D, {3 @# z
opts.num_mask_triples=1;9 i! u4 t) H% s' C7 c
opts.mask_triples=&mask;
' s) r# d: h/ Z5 K% P" O4 ]2 Eopts.mask_triples->object_type=UF_spline_type;+ P- q" [4 w% T8 t! F7 H. h
opts.mask_triples->object_subtype=0;
2 O* A1 i9 g9 Popts.mask_triples->solid_type=0;
! J: x9 n5 x6 `. |* W5 e2 Qopts.scope=UF_UI_SEL_SCOPE_ANY_IN_ASSEMBLY;
7 U2 t6 D$ d4 s' z( Vdouble port[3];/ s1 B, f9 C5 ]) {
" a) u8 d/ S6 l* \7 K. A7 {' @) Rdo{int irc=UF_UI_select_single(message, &opts, &response, &object, cursor, &view);}
9 |: \! ~% j; z8 Y2 ~. ]- uwhile (!(response==UF_UI_OBJECT_SELECTED));4 i( z- I+ \; R2 e8 P s- J; B
if (response!=UF_UI_OBJECT_SELECTED); \7 H$ D+ T: U9 G [$ B% @
{
- a3 [2 ?- \" ]5 I( y- juc1601("No Curve Selected",1);% f! D S! B$ `/ f. |
UF_terminate ();% N7 y& H3 a" F2 x: u+ X! S
return (UF_UI_CB_CONTINUE_DIALOG);
8 i2 z# m' o% u# u: h% @6 N} * B9 c8 j* [1 L) O
7 \! v1 J2 i. r1 N1 X* k+ |int ret=UF_MODL_ask_curve_props(object,0.5,port,NULL,NULL,NULL,NULL,NULL);
# S& w; j) B3 \ y char message2[133];4 G; V" ~0 P+ ~' b" n
message2[0]='\0';8 q. f0 R* \% [
sprintf (message2, "曲线中点坐标为：%f,%f,%f",port[0],port[1],port[2]);
0 d% h1 N" x, c' v uc1601(message2,1);
; W" f+ M" T+ R$ K- }* ~3 D7 X/ G6 f
1 l; v+ N, x: J4 [! ]! PUF_terminate ();2 j8 W U0 O- h" A2 j6 ^" J
return (UF_UI_CB_CONTINUE_DIALOG);0 U0 Q6 G9 |/ B2 @% E6 V- j
} |
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发表于 2007-6-2 18:33:22
