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CAA开发之文档操作
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CAA开发中经常会遇到对模型文件的创建 ,加载 ,删除 和保存等操作,项目开发中可针对通用功能对基本方法进行封装。本文梳理文档操作的基本方法,并举例对部分方法进行封装,仅供参考。6 \6 p2 H! V2 G) g' _& |
. C" u1 W$ {/ v. x* ~" I( c4 P$ N/ XCAA中对文档操作的基本步骤如下:
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创建会话 - creating the session5 P9 N0 X _( j6 @: a
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新建文档 - creating a new document
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: s: K6 w6 p/ E调用接口 - Query Interface
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获取根容器 - retrieving the root container$ [) P1 G) s/ ?6 k' \* ?
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保存文档 - saving the document) q. h) T7 T3 t
0 K* f$ v& ^( ?/ b" H; M0 s7 [% k删除文档 - removing the document
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9 w, ^3 c1 Q; S- v删除会话 - deleting the session
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6 G/ _# s; K; p7 I上述步骤详细说明参考百库全书技术文章 Creating a New Document。4 f9 S8 L( k: l9 h
5 _. G$ `( Y @" b- P文档(CATDocument)的操作主要依赖于CATDocumentServices 类,该类服务于文档的所有基本操作方法。通常用于批处理中对文档进行不可见的操作,如创建,打开,保存等。
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3 k+ K2 }9 j2 H, s下文将对各步骤进行补充说明。$ [1 Z! F) D0 u0 l j0 \
0 [7 `6 f. A: n( w1 文档创建(Create the new document)
x/ n4 k6 w5 J# z/ f文档的创建通常有以下几种方式。可比较CATIA中文件菜单项/ O `4 z2 c1 n
New:新建一个空文档
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NewFrom:新建自
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新建文档代码:% b$ K# C: C0 I, K
* l. U- I" B) G' QCATDocument* pDoc = NULL;5 ]1 o! M" r8 T6 L
HRESULT rc = CATDocumentServices::New("Part",pDoc);
; b2 A# {+ Q/ f8 o9 sif (NULL != pDoc)( {2 q$ `2 X, P5 ^5 |9 m# ~
{; R+ t2 S9 d. P* e4 {
cout << "New document created OK" << endl << flush;9 m5 w; l j" u9 f$ }
}
- `0 x W+ y0 G3 w# ? ^7 N: V& pelse
1 n7 s& h0 M# g9 O7 G{* d# ?; r! `/ j, T) o
cout << "ERROR in creating New document" << endl << flush;
& U% ]* p: A- W7 F2 ~% w3 z5 V/ N return 2;" Q# U+ p9 V- |
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2 文档加载(Load the document)# {2 ]; x0 e: b" f; C, H+ H
文档加载即打开现有文档,主要方法包括5 j- K4 ^6 {% O7 B0 x
CATIIniInteractiveSession 中Open方法:打开文档并可视化显示# s: D7 z% S1 k
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CATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行
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. i4 S% e. y* L9 a7 ZOpen方法:* u/ [- f5 n' v, ^1 S+ y
CATDocument *pInstrumentDoc = NULL;/ v& k6 h7 e: s5 |
5 f. Z9 w; x$ j W4 Y/ R" iCATIIniInteractiveSession *piSession=NULL;& v7 G+ n/ D6 p" t+ \
0 f/ q% d8 ?0 Z- c g( PCATSession *pSession = NULL;
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6 `! ~4 ` g, h" `2 v0 b3 {7 Jrc = ::GetPtrSession(pSession);3 T) D, B, R W, m7 G5 {0 L
) k! c2 T. H6 b, l9 O* u! \rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);! A& Z; h8 I1 K+ v4 A. @
5 a! a, G& x# v2 s* c/ k, X0 C9 \9 JCATIEditor *piEditor=NULL;
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' m6 n/ m- P: F* G' G" ^" W% D; Yrc = piSession->Open(PathName,FALSE,&piEditor);
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$ o6 h2 ]. Q( \4 ]CATFrmEditor * pFrmEditor = piEditor->GetEditor();$ @4 L9 ~1 b0 d% R- m1 n
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pInstrumentDoc = pFrmEditor->GetDocument();
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......- [: p9 z( V: ~
6 x2 f2 G. J$ DOpenDcument方法:* S. p3 s3 r* z9 f+ x0 o
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CATDocument *pDoc = NULL;" d7 Q! X. N) @. I
CATUnicodeString storageName = "XXXX"; //文档保存路径名, A1 J4 Q T/ x& z( T
) |/ J! j3 n6 J2 [% e- b7 t( yrc = CATDocumentServices::OpenDocument (storageName , pDoc);
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, e; [$ ~# _5 Y& e* Y" i( [if (SUCCEEDED(rc) && (NULL != pDoc))5 q8 E6 {. e% T/ F5 }
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cout << "Document opened OK" << endl << flush;
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else5 ~8 K4 s* _- C. r" q4 f4 ~; u
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cout << "ERROR in opening an existing document" << endl << flush;
: m. R" w; } `* \% k return 2;
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3 获取当前文档- _6 \' Z0 D& \+ B
获取当前文档,即获取文档指针*pDoc.上述方法都能获取该指针,但通常对文档操作是基于当前环境的,尤其是交互操作过程中,获取该文档指针之后才能对模型特征进行后续处理。获取当前编辑环境下文档指针方法如下,
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- c5 [+ h# t: z4 E1 H" UCATFrmEditor * pEditor = GetEditor();1 @& B1 m1 ^/ g& D; F- _" Y3 A) C
if (NULL != pEditor )
! B9 X Y% Q8 }( Q, c) y{
/ ~6 K8 v2 H6 Y0 r cout << "Editor got OK" << endl << flush;
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2 O6 r2 z/ F& W, ~else: l8 H" T4 x2 r; M6 @8 E; V$ H
{
! E- s' w( z8 P7 Q! o/ w w+ U cout << "ERROR in getting the current editor" << endl << flush;) Z/ ^% T& O& M
return 1;5 N( c$ I! n W+ F1 x' K% S6 c
}; H6 ?3 x+ `, ]& K: {/ _9 A
CATDocument *pDoc = pEditor->GetDocument();/ u1 O( `0 W1 [5 V; m
if (NULL != pDoc)* m/ C# S+ [! o1 J$ ~, A! A
{
, Y; _8 ^% ~/ `+ ~; F! z( x7 R7 q cout << "Document opened OK" << endl << flush;7 u/ ]: q, Y5 a/ @! B: s
}
2 C2 r: a/ l" F0 H3 uelse! F( h* I5 v! a7 |& I
{
- O6 B" h/ M* W! i0 _2 x1 ^ cout << "ERROR in opening an existing document" << endl << flush;, J% j9 d( I6 I* M* t
return 2;/ V" ~4 R0 j+ Z& Z, v( R2 H1 M
}
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, Z( i) g% g- Q& H) |+ L, i& m 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。7 e0 F5 p' @. D6 c8 b, D5 `/ e2 }: u7 R
4 保存文档(Save the Document)/ W5 q4 f: c, {, s
4.1 另存:即保存为新模型
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! p Z% F1 E: l8 e7 S5 JCATUnicodeString savePath = "XXXX"; //文档保存路径& D5 U, k* t6 z8 V% v$ p7 k
rc = CATDocumentServices::SaveAs (*pDoc, savePath );
" s& I2 | y, h& ^5 b9 B5 ]4 mif (SUCCEEDED(rc))5 g. M* |6 [1 M7 y
{
- [9 m0 i/ w5 X; M: H4 | t cout << "Document saved OK" << endl << flush;
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cout << "ERROR in saving document" << endl << flush;
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, n: z. C) p) R( y4.2 保存:不更新保存路径% x# U( u" H& H7 f; G( _
rc = CATDocumentServices::Save (*pDoc);* g( D( k6 O3 Y2 V/ {0 V* c, i5 `/ Y
# R. F2 [1 Z a9 L+ O0 g; ~if (SUCCEEDED(rc)); [3 _9 V& l& k/ ^3 Y9 ~: D% i& F
{/ n, p; y* \# y
cout << "Document saved OK" << endl << flush;
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7 e0 N) M4 \: {6 M Q3 Zelse
+ A9 y, U3 `' S6 _7 L9 V+ f4 ^) V{
" J! X: m# B8 N4 T cout << "ERROR in saving document" << endl << flush;
" R# B/ \: a! c' U/ `1 Y8 e; C return 3;4 ~& H$ \ F5 K% h
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& g2 @# l6 J9 B4 y e8 U5 删除(Remove the document)6 e6 v- @/ ^$ E% I! x9 m- j
9 i9 t$ g4 n6 @: Urc = CATDocumentServices::Remove (*pDoc);
5 P, V4 r, Z1 uif (SUCCEEDED(rc))4 _, S3 t2 R% @, f i: r5 S2 r, W
{
+ X* u7 z* a( n- B# { cout << "Document removed OK" << endl << flush;! q! o) G8 Q) Z: U8 y, @
}
4 m" t" f! |+ `( I# C1 Belse' p* Y8 L7 l9 |2 I$ }
{) L2 Z+ O `; S( s
cout << "ERROR in removing document" << endl << flush;
! {( Q' C- f2 t! G+ i/ d4 q7 l! n return 6;5 [2 N7 h' M6 G3 t3 a$ C" _1 e" p
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+ X# \8 M/ w2 `- f5 [9 T方法封装
7 l7 y" m4 \/ c' k+ w# j: {) s上述是对文档操作的基本方法,在实际项目开发中,该类操作使用比较频繁,通常只需要获取相应的指针即可,如对本地模型的特征操作,我们需要加载本地模型文档——获取其文档指针——获取其容器——获取其根节点。每次操作都是这关键的几个步骤,不同之处在于模型的本地路径,以及相应的模型在模型树上的根节点。因此,我们可以对文档加载方法进行封装,即输入设置为文档路径,输出为该模型在模型树上的根节点指针。如“打开文件”操作,封装成OpenCATFile方法如下
; h4 O, }4 J' u# f输入:
& B) _1 n& l" e- I: ]: QCATUnicodeString PathName //文档(模型)的路径
- q- z' x; ]9 y; ^4 v& F# k; P \0 S输出:
1 Z4 e5 |! L+ rCATIProduct ** opiSonProd //文档(模型)的指针
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辅助功能函数:
a7 D( |( \* ]6 E, s7 T4 \获取当前模型树根节点3 w/ B5 \% d2 a- y, N" l7 p
模型加载后可视化& R0 K1 @6 I! F5 Q8 \
刷新根节点
6 O2 d0 p( K& c% y q( f----->打开文件5 d; g- p2 d1 ] n
CATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
) `1 [' }6 Q5 k6 V7 W+ ~/ x{. j2 h r- H: T4 T& ]; u6 F4 q
HRESULT rc=E_FAIL;) K. i z" t8 }. D" e, F. S
CATBaseUnknown * pRootProduct = NULL;, Z) \/ H) _5 T/ T) F* n& i+ W
CATIProduct *piRootProduct = NULL;* Q* s! z: Y) Y, p+ b
rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点- L0 L' q9 a9 j/ |" q
if (SUCCEEDED(rc))
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rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);
9 c+ N0 G; p9 S3 Y# w! @if (SUCCEEDED(rc)&&NULL!= piRootProduct)
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CATDocument *pInstrumentDoc = NULL;0 M/ g& }2 C) E/ _9 f+ |. u
CATIIniInteractiveSession *piSession=NULL;7 e) m8 C& U/ Z
CATSession *pSession = NULL;5 W- k; Y$ `" [. A5 d4 F, {) Y
rc = ::GetPtrSession(pSession);9 S5 }5 ~$ {6 f# l3 A4 _) ?5 X
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
# r, E! v; t4 H6 v& A; D% |, b' iCATIEditor *piEditor=NULL;
' W/ f& W6 L( f4 Nrc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
; Y. K; u0 r2 H) @ Y) Iif ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) ), S9 x% h: j' a7 w0 l
{ cout <<"The document" <<PathName<< " is opened" << endl ; }5 M9 \, P5 G5 D0 b1 a
else# V, S K5 M2 o% w: i
{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }
$ G* d3 \( w( F0 F$ jCATIProduct *piInstanceProd=NULL;" I* H' H1 K* O& } B5 x
rc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下
4 s- P2 X) j0 w8 iif ( FAILED(rc) ) return FALSE;% R1 ^: Z' m$ |* z0 n. S
// rc = piSession->Close(piEditor);
$ t, K: T2 }' R( Q6 N. m0 m) ~$ g* opiSonProd=piInstanceProd;
& X2 E/ Q, E7 p# x- e$ S" rXXXFunction::UpdateProductRoot(); //更新根节点
& r6 _$ O1 ^3 p0 t5 {}! u n3 C( k, r- u: }
}
: R. e7 A; ?4 v" i* @# n2 U9 H6 Vreturn TRUE;# O5 i5 A5 x8 h; [8 `4 }
}
% q' `* C7 B/ s6 |% z# }' D' m----->加载模型可视化
' ~& x" R* F. A, ?
) E, A; K% H2 Y; q. XHRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)1 [, Y6 ?. h+ }$ U" w# W0 X% M+ S
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% K8 c3 @5 ]3 z' b //AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP); 0 {8 `' B x9 U' }$ k& A: ^5 c
% _8 L1 ?) _& ?( a O. F! I //AddExternalComponent全局函数所需的三个参数,2 g) ?- r4 I6 e% n/ o
- {) y; k, o/ h- ? //被**的product document的root product,CATIProduct类型" k4 e0 |; K$ f3 L
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//将要**的part document,CATDocument类型
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//the product instance of the imported document
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//注意要**的document也要检索它的root product
# {& v$ y! L% W& c+ V0 |1 T7 N( C% g7 C, _* `5 g) Z2 {$ q
cout<<"添加组件执行"<<endl;
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0 K, l8 u% L( j6 O r6 n" l* s HRESULT rc = E_FAIL;
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' ]7 o5 u- }2 f3 `% I, k if (! ipiFatherProd) return E_FAIL;
" n! F( L* M5 u: A
% r$ @6 [) o7 P& W if (! opiSonProd) return E_FAIL; $ `/ A0 o% ?8 o6 r. \
/ V2 ~9 ]6 s; X. t, k
if ( NULL != iDocument)
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{
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// Get RootProduct of the document to import.
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CATIDocRoots *piDocRootsOnDoc = NULL;
+ q# E9 Z5 e8 _9 z# H. Q. }6 V
9 ?& D! T% |) b. b: { rc = iDocument->QueryInterface(IID_CATIDocRoots,
% |' a+ D' |3 p$ @$ a" y E% \) {2 H1 X8 {4 ]: `+ s" t
(void**) &piDocRootsOnDoc);/ T, N1 |) C; C9 g% q* H: }
) [) ~5 v2 A6 e4 X( m: r if ( FAILED(rc) ) return rc;5 H% W3 f( u$ X8 C$ H3 r
9 W% Z( l) a) O" M! V CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
, H& H6 @2 H) f: I4 L( @+ Y, Q- {: o; j1 u
CATIProduct_var spRootProduct = NULL_var;7 s5 b; K H0 N9 s; X! ?
; }- N% O, b9 K, O+ t
if (NULL != pRootProducts)
: i) H9 n5 y. z' @& `
- s" A0 z4 e2 \ Z {3 t! `! e8 o) [0 o7 c
7 f6 c& n3 W& g0 h, G& z/ } if (pRootProducts->Size())
* U& r! @9 |" z
5 x9 Y7 J1 N$ p6 K {
8 U1 e/ @+ D3 s7 _" g8 y
+ C; N# W$ U! k( Z spRootProduct = (*pRootProducts)[1];) e. @ X1 t4 x: e1 Q( V1 h; ?
7 M9 _5 A& O. O6 A# |) J% F% I delete pRootProducts;
4 l! n1 \9 B; O- B, j7 O1 F
* a( i0 ^3 m$ U: o pRootProducts = NULL;# [8 y$ e/ }3 Z% C5 Z, y+ R ^6 u0 t
/ t! r) u$ X+ | }. S3 Q" e9 Q. j0 Q9 U
8 A0 S7 X6 ]& T6 n6 [/ a piDocRootsOnDoc->Release();
# Z) x3 ]. X: s2 J% u
0 D* x( n' X* J7 O piDocRootsOnDoc=NULL;) V# v; o1 A: S
0 c) n& G+ ]' M, F5 I1 t CATIProduct_var spProduct = NULL_var; p$ d8 c( J5 a `5 _
: H1 }4 A6 V5 t if (NULL_var != spRootProduct)
9 b' y; d5 l0 S/ C
+ ~' y6 u/ o4 N: x3 \$ p; T {8 a! U7 V1 m1 {0 p8 P i' ]
9 M0 x0 j5 [9 A0 ?, m% X) N1 C spProduct = ipiFatherProd->AddProduct(spRootProduct);
& V* a1 {) D+ {& O: f D1 C1 p
8 P4 ^1 L S9 H7 L cout<<"NULL_var != spRootProduct"<<endl;
! j4 l3 v) w# l) o
! y: Z2 z. b# c2 }% m- [9 H- k }- k: }, x1 `: |* v* W
- R7 `/ i3 Q; V! l+ d% L+ h else
0 w: ]1 {- c( C8 g. t7 U0 C: j. g G+ ]' u7 v
{ V6 J3 N( X: h) |+ T
1 w# x/ h) j+ K9 u2 d8 y
CATUnicodeString docName = iDocument-> StorageName();( q8 _) M3 f: _2 I0 l
8 I% z' T2 H6 {4 W
ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);
) B4 M. F4 R+ Z' q9 v# e1 \" c( j0 v
}, H4 @& x# O4 Z
5 o1 M% Z& B5 a+ C% I5 t3 l if (NULL_var != spProduct) H4 C3 ^+ p) I9 O6 o. ^. ?0 _
& M$ U) W! b [) }0 K# W {1 Z) R2 _4 o4 ?0 d( Z' \
- P: ^: R. K* [$ h: S rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);
8 J) t6 Z+ j! f/ `9 c+ |4 J8 f# s6 F% [7 X+ g+ J5 F0 m
if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;
. \( y9 q3 [2 M6 U+ R9 J; O+ Y+ ^- a1 c1 H
}4 W; p# |4 ]% h
* \. C: S; Z- _# p1 k. I' ^8 d
}
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}
# P2 w5 D6 I2 u- }/ N' x T$ u
. O& q, v2 h) R q: F return rc;
/ F$ J# ?( K( V. K- G" n6 g H* A3 P. A$ W9 y/ p
}
8 ~+ m( a* m' O1 Z% ^( X( Y3 A
" H& F& W. ?/ z1 j0 p. t! A% R1 W9 g----->刷新模型根节点
# u" w0 v( A! c3 H
( ~0 `* ?- v' I0 R9 O* Hvoid XXXFunction::UpdateProductRoot()/ s' O6 ^$ e2 ^- t' b
5 P- z$ C2 d+ K
{
\5 c: E- r3 |; u# n" [& Q. B5 t
. |4 _ `' g4 N1 m$ ]% l1 r4 | //*******************************important**************************************' a: \( @9 g6 s
# V# ~1 @. X0 e0 e CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();
7 f2 c6 ?6 F: o9 E1 k. h! o% B2 F2 _/ i
CATFrmWindow * pWindow = pLayout->GetCurrentWindow();
( U/ ~9 u$ a, r! J& G
l' t/ u& P3 i$ p CATFrmEditor * pEditor = pWindow->GetEditor();
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CATDocument * pDoc = pEditor->GetDocument(); 9 x3 W$ Y) K Q: V$ U0 d+ u0 ~' T
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//特征对象已经创建完毕,需要对产品根节点发送消息,更新产品模型导航树
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2 [! I5 A' y: w+ U //首先,获取该当前活动文档的产品根节点
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CATIProduct *piRootProduct = NULL;
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, V8 x* S4 ^0 v+ \ CATIDocRoots* piDocRootsOnDoc = NULL;
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n# P; d9 ]+ B4 j3 e$ E7 i6 [ HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);$ _/ v# \: F. t8 q- ?1 j3 N: h* _
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if (SUCCEEDED(rc)): f7 `5 Q4 k! v8 m( n4 ?- w
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{
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// Retrieve the root product which is the first element of root elements, d6 b# y$ a& s# o
) o7 p5 }7 t1 d" j- H, Z D CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();! H' E0 M# e: G5 ^
. }% s% V" _5 v9 X piDocRootsOnDoc -> Release();9 u3 g( W# j+ ?* B! D% h
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piDocRootsOnDoc = NULL;$ n% y% f; v8 ^- @& g
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CATBaseUnknown *pBaseRootProduct = NULL;
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F/ B/ X e+ A. ~9 N; U. ] P if (pRootProducts && pRootProducts->Size())
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pBaseRootProduct = (*pRootProducts)[1];
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delete pRootProducts;6 q) X+ {/ E7 q4 d: X' Y
' L9 m' }0 Z2 a( P+ ?) i pRootProducts = NULL;
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if (NULL == pBaseRootProduct) return;
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6 f$ G7 t) D7 }- x: n. }3 ` rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);
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if (FAILED(rc)) return;) w% Z8 [2 Z7 t% Q5 i8 \
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//对模型树进行刷新* ~1 K) f, J' y( A& C1 M
& N, f- d8 w' I6 B% S/ i$ z2 z CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新
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; v9 |2 k x) q: g. n pPartRenew->Update();: C& D4 y8 @2 m
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else return; / X8 T7 ?6 i) Z1 ^. E; e
- K$ J+ U1 q2 J1 f8 S1 F //----------------------------------------------------------------
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//给产品根节点发送消息,通知其更新三维可视化模型和产品结构特征树。9 `4 V- R& K8 @; ^6 w
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CATIModelEvents_var spEvents = piRootProduct;
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% E j' n9 W/ D. {9 t V5 L7 M CATModify ModifyEvent(piRootProduct);- H) T9 r8 n/ ?
a# K! U8 X, l m( ]9 W spEvents -> Dispatch (ModifyEvent);
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//Update the graph view1 m% ]( u6 \7 y6 @! g+ L! q* q
- g, C9 R A; A0 L4 V3 V( y CATIRedrawEvent_var spRedraw = piRootProduct;
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spRedraw -> Redraw();
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piRootProduct -> Release();
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0 J5 {: G# P( l7 Z' i piRootProduct = NULL;- p( M B6 {, F, D6 |* z/ l7 j7 Z% c6 T
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