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

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

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' j4 ~# ~# d$ y2 `[mw_shl_code=c,true]static logical attribute_exists(Component cmpnt, char *title)
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//  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.
   
! E5 ^8 W% e6 s7 i    logical
        hasRefAttr = FALSE;

    hasRefAttr = cmpnt.HasUserAttribute(RO, NXObject::AttributeTypeAny, -1);

    if(hasRefAttr == TRUE)
3 M2 Q+ m' X: w1 o% s- O    {
! Q3 H! Q; m9 t3 E        return TRUE;
    }
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4 t7 h* A5 g, P    return FALSE;
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}
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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);
  R/ g" Y" r" D6 N4 R3 l+ C4 ]}
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9 \/ s9 X' T: u/ h7 Jstatic void do_it(void)
{
    // Assumes that the display part is the top of the assembly

0 y! |  L- f8 L) i    tag_t
        dispPart = UF_PART_ask_display_part();
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& s0 z# C* I: z+ _$ r. K    if(NULL_TAG == dispPart)
    {
8 e5 a5 q9 s; q2 E& b        ECHO("Program requires an active displayed part");
        return;
    }
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! E3 Z( }% B& [/ @    tag_t
4 z6 X0 Z, j5 |; j/ x        compTag = NULL_TAG;
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    while((compTag = ask_next_of_type(dispPart, UF_component_type, compTag)) != NULL_TAG)
    {
        char
! J) p7 ]* L! D' p            msg[512] = {""},
( b* i. Y- c8 o/ _) ]7 n; J# e: l            fSpec[256] = {""};
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            tag_t
! l; A, B# [  U/ G                protoPart = UF_ASSEM_ask_prototype_of_occ(compTag);

: Y8 w& w+ A$ l- b; e7 Y            UF_CALL(UF_PART_ask_part_name(protoPart, fSpec));

( p7 q" N  ?6 r; ^6 u; S: s            // uncomment to see all component names:
- A# g  N! b8 E7 S8 N5 P2 L* B. G* ]            //sprintf(msg, "Component Part: %s\n", fSpec);
            //ECHO(msg);
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            Component *theComponent = (Component *)NXObjectManager::Get(compTag);
            if (attribute_exists(*theComponent, RO))
            {
' I& W2 E1 |/ o* Y% J4 i; E  N                sprintf(msg, "**** Reference-Only Component: %s\n", fSpec);
                ECHO(msg);
            }
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# Y9 _/ y7 M% Q6 Y' b}[/mw_shl_code]