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

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2 E) F. V% X3 W4 i9 ~- dNX二次开发源码分享： 获取当前Reference Component的通用方法
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! }2 H# y1 |0 S[mw_shl_code=c,true]static logical attribute_exists(Component cmpnt, char *title)
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4 L$ t0 k6 @3 _& ?2 D//  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.
   
4 Q- H0 P. I* w( u    logical
* C' J9 P3 c& ?  x        hasRefAttr = FALSE;

! z& X- |+ L2 b' R: {    hasRefAttr = cmpnt.HasUserAttribute(RO, NXObject::AttributeTypeAny, -1);

3 M5 C6 @4 I$ r3 u5 H    if(hasRefAttr == TRUE)
    {
2 h( Q7 {- R0 P3 g5 [% u# z        return TRUE;
) o. A& {4 H  |; N    }
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    return FALSE;

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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));
    return (object);
}

static void do_it(void)
{
    // Assumes that the display part is the top of the assembly

    tag_t
        dispPart = UF_PART_ask_display_part();
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    if(NULL_TAG == dispPart)
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$ d# {/ r( Q1 P) E        ECHO("Program requires an active displayed part");
& h0 j# B: Z7 D/ H        return;
    }

- T1 q  t0 P, Z* ~/ x& v, `* M    tag_t
$ u& k7 T7 B* [# E6 F; A2 o+ p& S. ~        compTag = NULL_TAG;

* ]( b5 @. V& R" z, Z( K% ]    while((compTag = ask_next_of_type(dispPart, UF_component_type, compTag)) != NULL_TAG)
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% Y2 t$ v. _* c4 t. \+ {- w        char
1 \4 T7 M4 n' j5 \            msg[512] = {""},
            fSpec[256] = {""};
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' d2 e: ~0 y# R( x3 S, J! w4 l            tag_t
                protoPart = UF_ASSEM_ask_prototype_of_occ(compTag);

            UF_CALL(UF_PART_ask_part_name(protoPart, fSpec));
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            // uncomment to see all component names:
            //sprintf(msg, "Component Part: %s\n", fSpec);
            //ECHO(msg);
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            Component *theComponent = (Component *)NXObjectManager::Get(compTag);
+ Z8 Q7 X" D$ b  ?5 w, |            if (attribute_exists(*theComponent, RO))
            {
                sprintf(msg, "**** Reference-Only Component: %s\n", fSpec);
8 R! b2 J! o% d- x* ]1 b                ECHO(msg);
            }
    }
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