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

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4 E# P' s% }" l% j: NNX二次开发源码分享： 获取当前Reference Component的通用方法





[mw_shl_code=c,true]static logical attribute_exists(Component cmpnt, char *title)
{
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, j" q) h- C; M/ K//  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
! r" A/ R% W9 u7 K0 {' I/ v        hasRefAttr = FALSE;

    hasRefAttr = cmpnt.HasUserAttribute(RO, NXObject::AttributeTypeAny, -1);
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    if(hasRefAttr == TRUE)
9 f2 ?. G8 A( s# t( T  k4 W! Y2 Z    {
        return TRUE;
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& a/ d) w0 ?& y4 g  b    return FALSE;

7 r. ?8 q3 W$ G4 t, t3 d}

3 p5 ~/ Z( b& |3 _3 L. Gstatic 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));
    return (object);
8 }% x$ h+ G! u6 ]}
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static void do_it(void)
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    // Assumes that the display part is the top of the assembly

: g5 m, q% n. J( N+ h1 G; O    tag_t
        dispPart = UF_PART_ask_display_part();
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    if(NULL_TAG == dispPart)
    {
4 ]% L: Y4 W% X3 F- l, ?# T$ ~, C        ECHO("Program requires an active displayed part");
        return;
    }

    tag_t
; Q0 b5 E7 w9 q- d% ^5 m* J        compTag = NULL_TAG;
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' D1 b6 b8 _3 X! ^- K; j    while((compTag = ask_next_of_type(dispPart, UF_component_type, compTag)) != NULL_TAG)
  W. L* b5 }9 Q$ u    {
4 v$ G+ I0 D* N) P, F0 [0 i# n        char
5 R% K. d' O/ h, ~) s$ H& F! v, N            msg[512] = {""},
            fSpec[256] = {""};
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            tag_t
                protoPart = UF_ASSEM_ask_prototype_of_occ(compTag);
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            UF_CALL(UF_PART_ask_part_name(protoPart, fSpec));

: r% g, g% C, g+ Q  s; g            // uncomment to see all component names:
            //sprintf(msg, "Component Part: %s\n", fSpec);
            //ECHO(msg);
: C' {$ P( c4 O- _) \$ s+ \
            Component *theComponent = (Component *)NXObjectManager::Get(compTag);
            if (attribute_exists(*theComponent, RO))
" O) W, k( s  B# }9 t6 e            {
: P8 j+ T6 ^$ p) U6 `                sprintf(msg, "**** Reference-Only Component: %s\n", fSpec);
7 c; u: n+ ]. P+ L                ECHO(msg);
            }
    }
}[/mw_shl_code]
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