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

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3 w/ k9 r! A8 i: P! uNX二次开发源码分享： 获取当前Reference Component的通用方法

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[mw_shl_code=c,true]static logical attribute_exists(Component cmpnt, char *title)
{
( a1 E7 }% ]5 e0 K2 b! m( j* \
! {9 H& F/ L7 D% v//  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.
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    logical
) h% N* y. e) P- l$ v        hasRefAttr = FALSE;
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    hasRefAttr = cmpnt.HasUserAttribute(RO, NXObject::AttributeTypeAny, -1);

9 v2 t  m& g2 H! R' L4 d    if(hasRefAttr == TRUE)
    {
0 R1 {2 U, g' M* a9 B        return TRUE;
" E% q- l' w' Q# f- e! X! O    }

    return FALSE;
+ d6 V+ D2 F3 r, C; }
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+ U3 f$ q# V8 M8 d0 ?) p7 A- {% ~) m4 {static tag_t ask_next_of_type(tag_t part, int type, tag_t object)
{
    UF_CALL(UF_OBJ_cycle_objs_in_part(part, type, &object));
4 C! E- X9 M: F1 m1 Z+ N, n    return (object);
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static void do_it(void)
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% J/ Q% A1 `) U! ?    // Assumes that the display part is the top of the assembly

* Z' `  ]4 W1 o  T1 C    tag_t
- j. m/ J) u% Y# X( p        dispPart = UF_PART_ask_display_part();

    if(NULL_TAG == dispPart)
    {
; M+ T% _: a6 j- A$ ?! P3 p        ECHO("Program requires an active displayed part");
        return;
    }

  ?" @7 J5 ~; X    tag_t
: M9 w$ B* K% l        compTag = NULL_TAG;

    while((compTag = ask_next_of_type(dispPart, UF_component_type, compTag)) != NULL_TAG)
    {
        char
            msg[512] = {""},
            fSpec[256] = {""};
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            tag_t
/ C' K2 G4 o( j                protoPart = UF_ASSEM_ask_prototype_of_occ(compTag);

            UF_CALL(UF_PART_ask_part_name(protoPart, fSpec));
1 D0 G4 U6 H- p; Y. j; }
; C3 B6 k5 K. ]. p& o            // uncomment to see all component names:
; k1 k, A# _. S) |- W; B! f            //sprintf(msg, "Component Part: %s\n", fSpec);
            //ECHO(msg);

            Component *theComponent = (Component *)NXObjectManager::Get(compTag);
0 e7 W' H& K. M& A            if (attribute_exists(*theComponent, RO))
! U/ @' A" E( r# M            {
2 {! x4 Y" c6 U& k2 a4 D! e/ ~                sprintf(msg, "**** Reference-Only Component: %s\n", fSpec);
                ECHO(msg);
1 n' G& A! o: f            }
) Q( L/ Y* s' ]* ^  v' z; o& l+ U    }
}[/mw_shl_code]