NX二次开发源码分享： 获取当前Reference Component的通用方法

admin

# A+ q6 J! `0 a. DNX二次开发源码分享： 获取当前Reference Component的通用方法
/ d, p2 x3 X( N0 y7 n
' S. p1 ?+ d& [$ {

; V' v6 g2 [* N: o2 Z$ t" m
6 ~; [  @3 l2 ~8 h# \$ j( b' H
% H! a) H- u3 @  e" N[mw_shl_code=c,true]static logical attribute_exists(Component cmpnt, char *title)
" F3 H* Y! z" t{

//  The traditional method of asking for all of the components recursively//  does not work if you are looking for reference-only components,//  because they are not retured when you ask for the children.////  Also, asking for the AssembliesGeneralPropertiesBuilder.ReferenceComponent //  Property  does not work in versions earlier than NX12.////  The workaround is to cycle for components the old-fashioned way,//  and then ask whether each one has the REFERENCE_COMPONENT attribute.////  If you have multiple occurrences of a given component in the assembly,//  each one will be reported.
   
    logical
        hasRefAttr = FALSE;
% a/ e. c0 u, X
  u; ?3 E0 H& l; x; }( {) H    hasRefAttr = cmpnt.HasUserAttribute(RO, NXObject::AttributeTypeAny, -1);
$ Z5 b1 o: M/ P6 r7 {
* W/ l% f! W7 S, I4 m" {; y8 s: Y    if(hasRefAttr == TRUE)
2 F6 b- j/ ~+ d$ V# X/ r6 c8 z& `    {
        return TRUE;
/ R' n; g# J9 o0 W$ N1 k+ ^' B9 W    }

" ?6 |$ j' ?/ x7 B) Z2 g& l    return FALSE;

: Z: \2 J7 M' s8 [: p( q- \# X: X0 r}
  o, B+ ^) m5 I: i: S9 j0 ]
static tag_t ask_next_of_type(tag_t part, int type, tag_t object)
{
0 D" S5 e: m4 X3 m$ H! o1 S" g0 m3 _    UF_CALL(UF_OBJ_cycle_objs_in_part(part, type, &object));
- C' s& l% G8 V7 ?    return (object);
! G& e0 z. k- ?$ k}
3 ?7 b/ R$ [, |' ~5 `$ ~, T
static void do_it(void)
% r& B/ q# e: D3 ?- {% C{
" ]: X  [% e9 G6 d; n3 x; C    // Assumes that the display part is the top of the assembly

) N2 a$ D8 p8 a9 `/ j    tag_t
        dispPart = UF_PART_ask_display_part();

    if(NULL_TAG == dispPart)
; \* ^! U* h- ^1 Z! r& I    {
+ ~0 y( D# ^8 ]6 J- M        ECHO("Program requires an active displayed part");
        return;
7 t" y$ U, m- C4 e    }
) j8 M/ G% n6 \  B4 t' F
    tag_t
        compTag = NULL_TAG;
# r) M  m' u, `+ Y( \+ E% a8 K
    while((compTag = ask_next_of_type(dispPart, UF_component_type, compTag)) != NULL_TAG)
  a* ]1 R. h5 g2 f7 E. N    {
# s, l% f" X- ^' ^        char
; N6 p3 A; x& F' a0 Q; q/ ]1 [/ r6 C            msg[512] = {""},
            fSpec[256] = {""};
, c; |2 u6 p" G6 t
; S9 k& ?9 Q" J) w/ [, A* l            tag_t
1 e5 |1 ~& {  L9 d                protoPart = UF_ASSEM_ask_prototype_of_occ(compTag);
+ r$ p# B6 Z' [( Z9 N
2 C) \9 m; r% l8 C; s            UF_CALL(UF_PART_ask_part_name(protoPart, fSpec));
  a' H& d' V$ [7 ^$ Q/ b. E8 j
            // uncomment to see all component names:
# E6 E( \3 H9 ?7 {2 Q3 L  R, ]3 |. V            //sprintf(msg, "Component Part: %s\n", fSpec);
% R# r+ `7 w5 Z: _            //ECHO(msg);

            Component *theComponent = (Component *)NXObjectManager::Get(compTag);
            if (attribute_exists(*theComponent, RO))
; O* D# C( p9 J# q6 n( F' ?- V0 f            {
                sprintf(msg, "**** Reference-Only Component: %s\n", fSpec);
! Y& R% m7 h5 Z" m* r                ECHO(msg);
            }
; M( m% |2 m( I3 @    }
1 Y# a& K! M: v. C}[/mw_shl_code]