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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。
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+ N4 C8 W) Y4 N, {* ^CAA中对文档操作的基本步骤如下:
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. z% n9 E0 ~) p1 P* x" U+ O3 O创建会话 - creating the session
. _6 ]$ ^5 n. v
7 v1 G+ B$ _" _$ n; G [新建文档 - creating a new document
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( g0 `& q6 w! M: O$ t调用接口 - Query Interface; K1 \1 F1 u% f! |1 a- X
7 h; f0 Z5 m+ H5 U4 R; w获取根容器 - retrieving the root container
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保存文档 - saving the document
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- i/ i% m( j) s4 A% W删除文档 - removing the document
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删除会话 - deleting the session
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上述步骤详细说明参考百库全书技术文章 Creating a New Document。6 b; N9 I: D( p9 _, I; _
b; Q0 c7 k: ~' `- [/ W3 h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。+ G. I; p" Z% X4 z9 a2 ~$ f1 ^! q
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下文将对各步骤进行补充说明。. R% q/ o9 ?: x# v
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1 文档创建(Create the new document)
- [/ B+ \7 ?% w; N' b+ N文档的创建通常有以下几种方式。可比较CATIA中文件菜单项
4 J" m# @" H/ s% s3 [% fNew:新建一个空文档+ U; [8 y" e' {$ K; D+ y# @
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NewFrom:新建自
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% w8 D' a* @& b8 D3 Z5 j9 X" `5 t新建文档代码:
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CATDocument* pDoc = NULL;
% d1 L& j$ n4 C2 \6 @ pHRESULT rc = CATDocumentServices::New("Part",pDoc);, t, P" M2 `" d% ~
if (NULL != pDoc)
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cout << "New document created OK" << endl << flush;
2 j: V1 d; V4 z! y0 d8 ^}
! [1 \4 Q% ^ q# ]' {0 u# oelse; b' C% K3 s2 r# k* Z2 {) Q
{
8 O5 ]& y. ?9 w4 [% p# C cout << "ERROR in creating New document" << endl << flush;
# [/ O, `* W# B) q$ X+ {# A; F return 2;
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2 文档加载(Load the document), @# ?6 }, L3 E1 x2 j" S6 S
文档加载即打开现有文档,主要方法包括
, i( Y: p/ u7 q7 _7 \8 HCATIIniInteractiveSession 中Open方法:打开文档并可视化显示5 {- r! S* N- P) g1 j7 L( c
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CATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行" n) T% r# K& u [' m
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Open方法:
, q" F* u; h) `# M) |6 gCATDocument *pInstrumentDoc = NULL;
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! I. B2 T7 z( X( l( F' F( A6 @: J; CCATIIniInteractiveSession *piSession=NULL;
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CATSession *pSession = NULL;" H" s2 o& f! h1 j' R
) ?+ A9 O; V% Rrc = ::GetPtrSession(pSession);
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rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
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0 u( \: v# Z" n8 y* C! BCATIEditor *piEditor=NULL;& A- \3 H) I K0 }' W" D2 Z4 {
: N# \. R, }, {! h9 u$ k( urc = piSession->Open(PathName,FALSE,&piEditor);* {5 k/ |- a9 ]7 ^' a& N3 u
d$ V) h6 a6 M; dCATFrmEditor * pFrmEditor = piEditor->GetEditor();/ c5 o! p8 N9 e7 q, X: S
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pInstrumentDoc = pFrmEditor->GetDocument();
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, {- Q7 S& ]4 V6 B$ _' v2 Q- D4 E1 w ...... i0 T( ^7 l# ^( o0 L
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OpenDcument方法:
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) q0 `5 ~* H* S& B" m4 B9 X( FCATDocument *pDoc = NULL;
% i3 p2 ^) W8 Q& K" v6 @CATUnicodeString storageName = "XXXX"; //文档保存路径名
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, Y& n' [. n/ ]1 e3 Irc = CATDocumentServices::OpenDocument (storageName , pDoc);& z% J' d3 v/ T* X% I$ y8 T
9 `1 O' { o/ e( @& Eif (SUCCEEDED(rc) && (NULL != pDoc))7 m1 @3 `1 O/ h. L) D" L6 {( {
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cout << "Document opened OK" << endl << flush;4 [7 u7 T H1 J1 x2 q1 l
}
( @9 v+ j! B+ ^) |6 l5 ^else
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/ {1 d+ q) W3 F ]( Y% ]" ^/ F/ q cout << "ERROR in opening an existing document" << endl << flush;" h0 B5 D4 i/ Q- u) I
return 2;! S( s* x+ v* V2 z( w# G
}
. C- l/ c4 k, F5 H% c/ s# s; i v, N3 获取当前文档* ~# S( D8 I; N# |
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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7 o" G, s: N1 z! W" ?" jCATFrmEditor * pEditor = GetEditor();
# o5 A, d) x& L9 bif (NULL != pEditor )
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cout << "Editor got OK" << endl << flush;5 n) X! y& O7 W: P& Y! H4 `
}
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cout << "ERROR in getting the current editor" << endl << flush;
, f8 L4 K/ S+ x return 1;
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CATDocument *pDoc = pEditor->GetDocument();
2 L# [( j( |+ R g! \. Rif (NULL != pDoc)2 G$ s1 t+ O# V
{
0 \" C! ^8 S4 {+ f6 M cout << "Document opened OK" << endl << flush;
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4 |% u# G/ ]* q6 `) b2 q5 Q; Delse
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" o$ Y% w& }5 w6 i5 V' Q cout << "ERROR in opening an existing document" << endl << flush;5 R$ T u# Q, Z3 o; m' [
return 2;7 h' _" y9 O9 A% W% V& o
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1 z H; D8 M; Y! G 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。: L5 T M" B. |, c& t) W! R8 A \
4 保存文档(Save the Document)
7 k- E; d& h# a% j" I) ]& z4.1 另存:即保存为新模型, W( _' _( a( L0 s
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CATUnicodeString savePath = "XXXX"; //文档保存路径/ K o$ s7 G9 O4 `
rc = CATDocumentServices::SaveAs (*pDoc, savePath );$ E( Y5 i" b9 Z+ l
if (SUCCEEDED(rc))5 ^2 J" b$ _8 T+ O% h: f5 Z( W7 L$ j, _
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cout << "Document saved OK" << endl << flush;
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/ ^$ ?! n; y5 Y( U. I% i, y% H! }else5 T/ a% @2 S$ c$ c3 a% u5 [; y/ V
{
5 l2 {: T/ ]' s/ g+ b; c# Y cout << "ERROR in saving document" << endl << flush;8 t% _ j% z$ A
return 5;# T3 K7 q1 E1 K; w/ c
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4.2 保存:不更新保存路径
4 `- v6 b# |: _5 i0 y& x, w( Brc = CATDocumentServices::Save (*pDoc);3 N2 J* J y3 D/ C
, ], @3 I9 @0 _6 Y+ `, M$ U. V) u$ mif (SUCCEEDED(rc))
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cout << "Document saved OK" << endl << flush;
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else) j+ w% O! e9 ~1 W* {- d. _
{
2 ?8 C- R7 B7 g. \3 p3 h3 C cout << "ERROR in saving document" << endl << flush;
1 H! g6 I- o8 Q. k& K/ P( }3 d1 Z3 ^ return 3;% N8 b+ o: D- D. K
}
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( U- Y; d4 E8 |% z2 N! z; X5 删除(Remove the document)
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rc = CATDocumentServices::Remove (*pDoc);' M% S* V' Y6 j) N3 o2 j
if (SUCCEEDED(rc))
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cout << "Document removed OK" << endl << flush;/ W# ~7 f V6 m, C- }
}
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{
0 }; H) `- k% j+ P, i4 Z cout << "ERROR in removing document" << endl << flush;" |% T8 e% z8 y; `! G
return 6;
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方法封装: j! U& F- k( j/ f' K
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; S4 ~" k$ U6 @' k( e+ G! s
输入:$ D: p( k7 q3 V! {
CATUnicodeString PathName //文档(模型)的路径
/ {% o% o) D% X! F2 k4 O, r6 i' a输出:4 e$ a( Z2 z0 V: q( U5 p5 l/ B
CATIProduct ** opiSonProd //文档(模型)的指针
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9 }, f6 g' w# ^, x' S3 s辅助功能函数:- R9 `7 s& j( |2 F( v' h
获取当前模型树根节点9 d7 \- Q! }8 f+ x
模型加载后可视化
4 H4 T4 f- _9 Z. J3 _刷新根节点$ S* q9 v8 p+ n& t% [
----->打开文件
: m0 r. e0 v2 k! U$ D$ j. SCATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)3 c1 P& b# E1 d8 ?& I: a
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HRESULT rc=E_FAIL;
7 D; v$ h/ H" m! u# _+ nCATBaseUnknown * pRootProduct = NULL;
1 d) H4 [1 S! \' r: qCATIProduct *piRootProduct = NULL;
+ W( U) ]2 R- u1 g7 H1 g! Rrc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点
$ J% [$ Z( E$ ]( w* k- Qif (SUCCEEDED(rc))
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rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);( b/ L9 M: F6 t1 l$ f1 N
if (SUCCEEDED(rc)&&NULL!= piRootProduct)
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$ C" ]) `$ e/ {+ ICATDocument *pInstrumentDoc = NULL;' R( [9 ~# Y' C4 s( V4 v6 c% f
CATIIniInteractiveSession *piSession=NULL;
" z* k* K6 T- Z: b: @8 {& Y$ bCATSession *pSession = NULL;7 H! @, T. v; J3 V3 X5 V3 G
rc = ::GetPtrSession(pSession);& L# l: N8 e9 l& D3 S
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);" I4 N& S* [% `0 R1 d6 T% W9 l
CATIEditor *piEditor=NULL;
4 j4 p5 ]; F) e5 Y- l {' brc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;6 T+ H- F8 Q0 |' |
if ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )
) g; [; m; j. z) N0 U) k{ cout <<"The document" <<PathName<< " is opened" << endl ; }+ c1 l1 g: W8 g0 O8 {2 v$ K4 @
else
% {$ j; {' t: o4 \- v{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }
6 P- Y0 i e7 D6 s* [CATIProduct *piInstanceProd=NULL;
2 W0 Q u+ [6 V3 J; B+ U8 h2 L* crc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下 ) @' d& l' }2 j
if ( FAILED(rc) ) return FALSE;- M# K$ S2 b+ v8 w4 @) ~
// rc = piSession->Close(piEditor);
' Z; w) O2 Z/ G8 q6 T0 F* opiSonProd=piInstanceProd;9 l8 D' o" ?$ H9 V
XXXFunction::UpdateProductRoot(); //更新根节点
+ o. B: r/ U7 |}
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return TRUE;
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----->加载模型可视化1 V* E2 H$ j0 I0 z( G
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HRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)
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$ |5 f( s8 u) Q1 l //AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP); & `4 _* g7 E3 | q5 n( T( J
0 J/ m2 J6 [, D& a5 n ~; L8 U //AddExternalComponent全局函数所需的三个参数,
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//被**的product document的root product,CATIProduct类型
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//将要**的part document,CATDocument类型7 o' s( U y9 X4 Q( j! A
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//the product instance of the imported document0 {+ W; R. W _) C' I+ d
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//注意要**的document也要检索它的root product: Z- N1 z- U9 H4 R
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cout<<"添加组件执行"<<endl;
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HRESULT rc = E_FAIL;- e9 v j/ V% A4 Q, j0 N' G. r1 X6 A
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if (! ipiFatherProd) return E_FAIL; 5 W: \" H6 G4 m& ^) y
1 j& ]; b5 {+ A! k" {
if (! opiSonProd) return E_FAIL; 4 I; o8 L/ c& A7 h) v' r
9 f2 W0 h) w7 S* h if ( NULL != iDocument)
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{ [' V* q2 |* Y" [
6 Y; E) e. ^' U // Get RootProduct of the document to import.9 L! n" I& C5 @, V! ]6 P
1 D2 {$ p$ m! {, Q CATIDocRoots *piDocRootsOnDoc = NULL;
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/ D7 Q. R" s# M- I9 M9 u$ r rc = iDocument->QueryInterface(IID_CATIDocRoots,5 K2 I+ x5 a+ a* K |0 @% l
( A; s- s! m6 a9 ]: {( U (void**) &piDocRootsOnDoc);* Y* y" c0 E1 H6 b
* X9 M! H& s3 b9 L+ \& I if ( FAILED(rc) ) return rc;$ v! A8 b2 d2 }7 z9 U
5 I; C. L# S) x5 b i# r
CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
5 L$ M4 \* K" n
; [& l. W2 Z$ Q- `7 S CATIProduct_var spRootProduct = NULL_var;% O- z0 L& g/ N* t" {$ {, k% n
$ [2 m Z! D3 I) M if (NULL != pRootProducts)5 R2 V, f* c7 b$ m( N- h! b+ z$ v
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{
$ u/ H9 F9 X0 ^# [6 N6 o- ] y0 a$ |; u4 m% u# d | f
if (pRootProducts->Size())
: w5 |0 @7 ~& e. `) W1 ^& ^- y! K/ _9 W: f
{ 8 u5 k+ z' N4 R `
2 m, X6 q U: A$ q5 ~8 A spRootProduct = (*pRootProducts)[1];' O- k9 R0 _$ U! o
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delete pRootProducts;! z B- Z ] z# n4 Z$ p
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pRootProducts = NULL;; Z0 D; L; q- S7 O
" r7 U( V+ E) A/ T8 e$ U }
: M- Z# c( c! x; z1 Z3 ?9 ?6 r, T% U
piDocRootsOnDoc->Release();0 A6 j8 i, F P: {7 K1 F
5 B V0 Q. V' n0 b+ K piDocRootsOnDoc=NULL;
5 b# ]5 v9 |& t7 n/ H8 b' J9 i, W* C2 V
CATIProduct_var spProduct = NULL_var;
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* z/ _( \: z6 E0 p! L+ v if (NULL_var != spRootProduct)
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4 ^0 R# x2 F Q" r% Q+ s spProduct = ipiFatherProd->AddProduct(spRootProduct);. t7 {$ o8 E1 `1 K* a
9 [& i2 ?* G) n
cout<<"NULL_var != spRootProduct"<<endl;
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0 Y4 a# c" n4 S$ X% W; I& u$ q, t }
) i/ @ R( Q. |9 n# b, s) z: c- y% t" t) g& D1 A. s+ v
else
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{9 C# n* y! \9 Q6 [
/ f6 ^4 Z9 Z5 n/ V5 T( W, Z4 r4 Y0 V+ s
CATUnicodeString docName = iDocument-> StorageName();
3 |: |' _, Q" `- @2 s
9 q( ~: E+ {3 ~& m$ b6 \ ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);3 u" v+ }3 q' u# D$ F! ]
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}5 D4 F. j$ X# {- J! n7 i
3 ~$ X( Y$ J: ]9 m if (NULL_var != spProduct)% d+ R* d+ I% Q- w
( L f# ~ `* Y4 y$ G0 W0 z4 m
{
% {4 f. o$ t ^2 u. A3 Y, m, t7 j) ]3 I; m, B7 F
rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);
" c& p& k, b; F3 e- e5 Z- d0 k$ s
C9 v1 G4 \1 H, L" N! T& g if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;$ P6 `' b9 A/ t$ h$ r- j+ k
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}
1 ^/ s, I( l e. d) ]
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return rc; ' z1 ]* i ]# n. l2 `
4 R- B5 t. t8 j}
1 X, }8 K- x; M/ C3 n/ ?( t. ?+ R7 J
6 A6 J; U5 ]' K! V, X$ Z0 L----->刷新模型根节点6 H8 F) d1 I$ m$ F g( Q
9 b; _( n2 a1 B5 r; ?void XXXFunction::UpdateProductRoot()
" \2 F& @# c. m8 [: M9 O9 f2 {0 l* v9 E0 `
{
$ \* s( x# c/ n# J- u ~+ q) n; _9 y% J* Y7 R! }$ h8 B% c( L
//*******************************important**************************************
* A8 c. m+ V4 t1 d2 T1 E1 D2 g* i! e- q& l0 }9 q) d" `
CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();' s& T5 D( ^- O& j7 V4 H. `0 I1 \
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CATFrmWindow * pWindow = pLayout->GetCurrentWindow();; q+ q1 E a$ \$ D: ?
% g) ~1 ?8 K. ?/ k7 e, u4 @ CATFrmEditor * pEditor = pWindow->GetEditor();
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CATDocument * pDoc = pEditor->GetDocument();
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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* U- V3 C2 k# G9 Y9 B& f
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//首先,获取该当前活动文档的产品根节点
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& N% l; U! R) |! f) J CATIProduct *piRootProduct = NULL;
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: [1 c9 X w f CATIDocRoots* piDocRootsOnDoc = NULL;
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# {, t, i$ c) d0 ]' o HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);- x0 o; r: T- n& |6 E" o* I3 [3 v' U
* \9 \0 ]0 {: k: L: G if (SUCCEEDED(rc))
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8 ~3 K0 o, w' e" | c // Retrieve the root product which is the first element of root elements
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CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots(); g9 |: p( \ }2 M# |% b: C6 A/ \
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piDocRootsOnDoc -> Release();
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piDocRootsOnDoc = NULL;
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( \4 X" {. {- i' S CATBaseUnknown *pBaseRootProduct = NULL;
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if (pRootProducts && pRootProducts->Size())# {) V l/ q" N( p$ D: K5 d
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pBaseRootProduct = (*pRootProducts)[1];" p+ y$ }" u; [' U/ u) n
) N8 N7 ?, E- ^6 z delete pRootProducts;
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; v$ Q: P" s2 T5 P* ?2 g+ P3 j pRootProducts = NULL;
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: b5 q! }& q/ y" F, Z; W; A if (NULL == pBaseRootProduct) return; O1 O0 P4 d% e0 S4 ? _
. V, x, d* _2 e, |2 I, n rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);
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0 l# g& a) t9 f7 J1 e" J if (FAILED(rc)) return;
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//对模型树进行刷新 A0 d- m1 C; F
/ B' V4 C) W9 r* z! _1 g0 } CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新
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8 x+ O* o" p% e* t/ ? pPartRenew->Update();9 S$ K6 |" ], H! S+ f
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, t) l& ?, K+ U& S6 I$ H: ` else return; / J- y, k4 ^$ q7 t
& L9 o0 [- f! e9 C4 o8 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。
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CATIModelEvents_var spEvents = piRootProduct;) \2 V' p! ]$ L% J! T
7 P, K* k- `' u* V- ?- U ] CATModify ModifyEvent(piRootProduct);
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spEvents -> Dispatch (ModifyEvent);3 ?5 I" y4 Q6 g t; K+ U
6 K% {; h6 a' x/ p1 m( D5 Q4 Y //Update the graph view
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CATIRedrawEvent_var spRedraw = piRootProduct;( R8 C; f, O r" T- M u: [: U7 M
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spRedraw -> Redraw(); $ y' a5 a# \; C; `+ h3 Y6 f
' b; q- x/ R8 @% j piRootProduct -> Release();! ^" H% r# L8 H1 ^) P {- X x
0 k8 U S" ?9 ]3 ^7 X1 X% K! g3 T { piRootProduct = NULL;. e, c: P7 [& R: l8 v
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