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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[mw_shl_code=c,true]static logical attribute_exists(Component cmpnt, char *title)
{

/ c* }$ f- U$ C: {7 q+ T; f//  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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" M" e2 \' X& p0 Q& d- K! u- c    logical
( Q5 O. K' A5 E0 J6 i, c; ^* \4 E' {8 ~) R        hasRefAttr = FALSE;

    hasRefAttr = cmpnt.HasUserAttribute(RO, NXObject::AttributeTypeAny, -1);
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0 j' S  o, W2 D5 T; g9 P% ~' ^    if(hasRefAttr == TRUE)
7 ~* j: l  W3 \4 i) f    {
5 l7 g8 b3 o* z. t% F% a0 _        return TRUE;
) N/ x9 Y4 b% {2 a  Y" Y7 B7 y    }
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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)
, T) Y. [9 i5 [% y- E: X% h{
    UF_CALL(UF_OBJ_cycle_objs_in_part(part, type, &object));
0 p$ v9 Z3 `, H5 j    return (object);
}

& s& g5 i6 _1 R8 j5 H5 }static void do_it(void)
# n' K4 N$ t4 M4 {% R2 L% H) W{
* X, E5 M" ~* f# m    // Assumes that the display part is the top of the assembly

    tag_t
, O" N3 E: H' l* A5 x        dispPart = UF_PART_ask_display_part();
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6 C" A/ ]6 E- N3 Q7 ]$ a    if(NULL_TAG == dispPart)
! O6 {- `0 f; h% E    {
3 V- X& D8 E8 E, F' ~4 }  X        ECHO("Program requires an active displayed part");
        return;
    }

    tag_t
2 [0 S" M( @& X& X! `" s        compTag = NULL_TAG;
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6 J/ R8 a' S, \! M2 b; @    while((compTag = ask_next_of_type(dispPart, UF_component_type, compTag)) != NULL_TAG)
" T: n6 w1 n8 |3 @4 q) a4 s/ m    {
' R% I1 g0 k/ [" A0 m        char
  n* f$ J. d3 Z, l            msg[512] = {""},
            fSpec[256] = {""};

            tag_t
8 a  k4 s, B$ j/ {: g' B. q                protoPart = UF_ASSEM_ask_prototype_of_occ(compTag);
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- z. t. G' Z$ u1 H' Y            UF_CALL(UF_PART_ask_part_name(protoPart, fSpec));

. Z9 ]* \% ]% b+ P- P$ u3 o; f4 W) a            // uncomment to see all component names:
            //sprintf(msg, "Component Part: %s\n", fSpec);
            //ECHO(msg);

            Component *theComponent = (Component *)NXObjectManager::Get(compTag);
1 O& S1 J0 t! m" X; a4 X( R            if (attribute_exists(*theComponent, RO))
            {
                sprintf(msg, "**** Reference-Only Component: %s\n", fSpec);
0 Z) @3 Q( u3 t9 @# N                ECHO(msg);
            }
    }
& a, w. D' W5 s1 b$ K) g- U}[/mw_shl_code]
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