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CAA开发之文档操作5 @# H3 @+ o( f! ?
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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。- d+ p/ W1 n! Z. s
a; {3 A" s/ `) j# C: zCAA中对文档操作的基本步骤如下:
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9 p9 N; ` p) m4 i, E5 m1 X创建会话 - creating the session
+ i4 R/ `. W- J2 |( A! X
" O7 B! m6 s( A3 t% x* X' D9 k/ P( t新建文档 - creating a new document
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调用接口 - Query Interface; v" X$ `) D7 M4 m8 x
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获取根容器 - retrieving the root container
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保存文档 - saving the document8 S9 o5 d& M+ y$ R7 g9 Y L
/ R6 M& g; Q$ h" N( [删除文档 - removing the document
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# G5 R$ ~, x% ?, d* }删除会话 - deleting the session 2 [& y3 Y9 @: R1 ^% M
( T/ p8 N `; _3 U. ^9 O' `) J上述步骤详细说明参考百库全书技术文章 Creating a New Document。
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2 A0 J/ c& m) @! }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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- _6 a- G5 S" ?7 s' _- @ i4 W2 |下文将对各步骤进行补充说明。
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. [ H; ], P3 k1 b7 B6 p+ A& s1 文档创建(Create the new document). s( j7 Q0 U0 U) `+ U6 P' ?8 y! ?
文档的创建通常有以下几种方式。可比较CATIA中文件菜单项
) Z& a& K, x3 R/ fNew:新建一个空文档
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NewFrom:新建自6 P8 [7 R b% T s+ L) s0 G
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新建文档代码:
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+ q; M7 c4 o6 E. q# a& J$ Y* ECATDocument* pDoc = NULL;1 ?9 C% b- e6 t I g7 ^" h
HRESULT rc = CATDocumentServices::New("Part",pDoc);
: G( k9 ?- g/ X: y( }if (NULL != pDoc)% @& v6 @+ M" e! U% i, n4 O
{
" b% r3 ~# r4 x3 S; N cout << "New document created OK" << endl << flush;
7 y2 ~" s0 J; q9 W8 D- k8 O}
% j7 ~0 ]: R* d j: d) }else
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, n5 f$ h% E# H3 C cout << "ERROR in creating New document" << endl << flush;. P$ \( u ?9 Y4 a
return 2;5 D s" _& h" V0 S
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9 U, U+ f, U2 c1 c0 D; z" W; P2 文档加载(Load the document)
$ i$ \/ P% j7 V8 u6 ?文档加载即打开现有文档,主要方法包括- Q D$ Y7 B: @% a+ o5 F. K3 g
CATIIniInteractiveSession 中Open方法:打开文档并可视化显示8 h/ A& l. P1 W8 P
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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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/ e, w R; s) ~, _* a& JOpen方法:" X! l' M: F; b C
CATDocument *pInstrumentDoc = NULL;
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5 F1 J, H- D6 w2 {# h" MCATIIniInteractiveSession *piSession=NULL; Y1 q) w' m4 V' p, ]( D4 q, V W1 s
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CATSession *pSession = NULL;
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rc = ::GetPtrSession(pSession);
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! l! c, {7 d% k& s7 qrc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
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6 {- L. Q2 R9 ^0 K5 i8 wCATIEditor *piEditor=NULL;
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! ]! T1 ~# Z, H/ erc = piSession->Open(PathName,FALSE,&piEditor);
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. q. {7 p/ B8 Q$ r; y( t5 gCATFrmEditor * pFrmEditor = piEditor->GetEditor();4 E$ g, I! f) B& r- H4 f& e
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pInstrumentDoc = pFrmEditor->GetDocument();
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4 e4 J$ h; n% O( |OpenDcument方法:4 ?2 z) A* t! c, Q
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CATDocument *pDoc = NULL;. v! I: R- B) \ q6 }2 L+ ~
CATUnicodeString storageName = "XXXX"; //文档保存路径名3 m. d/ @/ T9 C$ f$ V& G
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rc = CATDocumentServices::OpenDocument (storageName , pDoc);% T# P8 A- F- s
; B2 L- I) P. Kif (SUCCEEDED(rc) && (NULL != pDoc))3 I0 J2 m4 ^* e, s
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cout << "Document opened OK" << endl << flush;
& E7 S) n6 Q6 X+ }5 b}
! K9 S0 ?7 d$ velse
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* J0 e d; {5 s7 T) d+ Z& ?( Z7 y cout << "ERROR in opening an existing document" << endl << flush;
; j% L8 R N6 x" d; S return 2;
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3 获取当前文档
, f+ x% A$ h2 ~! H& D$ _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,! v9 m2 W5 d% }: N, @# T
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CATFrmEditor * pEditor = GetEditor();- \$ {: b9 H( b
if (NULL != pEditor )2 m3 k+ A& @" R' I4 s D e
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cout << "Editor got OK" << endl << flush;
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else) i" O3 U0 M* X/ U0 R. }
{
8 ?, s+ k1 [7 B) } cout << "ERROR in getting the current editor" << endl << flush;
p4 _2 m$ \& @: Q/ M3 b+ X1 _6 h1 @ return 1;
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CATDocument *pDoc = pEditor->GetDocument();! U% G( u# V% i1 @. f: m2 a
if (NULL != pDoc)
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cout << "Document opened OK" << endl << flush;; T1 ]7 P* z0 X' M j. b4 k2 |
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else
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/ \* ]8 k$ [' d5 ]2 N G cout << "ERROR in opening an existing document" << endl << flush;
- z1 ? x1 w6 j+ Y7 \- Z return 2;
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该指针的获取还有其他方式,如通过CATILinkableObject 类获取。6 _/ ~" S" S5 d
4 保存文档(Save the Document) ? @- y+ \/ @9 [& w8 y+ K
4.1 另存:即保存为新模型5 a) J0 j7 [! _% i
4 S& ?% U& |; W5 H9 p. SCATUnicodeString savePath = "XXXX"; //文档保存路径
0 J! K) K: D+ w' B- Hrc = CATDocumentServices::SaveAs (*pDoc, savePath );
% Z! Z9 ?7 ] j" E* y' ]& Z$ l7 ]if (SUCCEEDED(rc))
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cout << "Document saved OK" << endl << flush;, G6 ]. u4 I' q3 {$ {
}
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cout << "ERROR in saving document" << endl << flush;: q/ E1 W4 k$ b
return 5;9 |% w; S& U$ a* Z) \3 O
}
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4.2 保存:不更新保存路径2 H4 {% f$ n- U3 ?6 q3 a
rc = CATDocumentServices::Save (*pDoc);5 \0 y. D9 H5 p- N' j
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if (SUCCEEDED(rc)): C) X4 g- O% s0 O7 u2 r
{
3 k: r8 D: m, V2 M' L cout << "Document saved OK" << endl << flush;
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else
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cout << "ERROR in saving document" << endl << flush;
' q& q4 v7 [+ [: V: C; ^) l# x% H5 U return 3;# L, |/ ^" R Q3 B1 a
}
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5 删除(Remove the document)% _3 H0 P! ~' m+ i. P
2 Q3 `3 O) c2 o0 y- L: l: orc = CATDocumentServices::Remove (*pDoc);
3 G2 Q, A/ E/ b# W$ Rif (SUCCEEDED(rc))
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cout << "Document removed OK" << endl << flush;
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+ ?& N( u# z3 {3 melse1 k( h" J% S9 o0 g: A
{
: z. s ?3 w6 ~. W6 R: ^; b cout << "ERROR in removing document" << endl << flush;
/ D6 b! k9 G. i1 N t F return 6;
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方法封装) U5 q! C! s/ B
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
5 a2 z1 O6 z0 ~; h* \' ]输入:3 i; H2 z7 n0 C- _; o
CATUnicodeString PathName //文档(模型)的路径4 \$ q8 y* H. x+ t
输出:
0 E' K- L' L% X8 v1 n5 G4 f XCATIProduct ** opiSonProd //文档(模型)的指针
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辅助功能函数: o/ o/ k4 b. w2 a/ H; o0 Y5 j
获取当前模型树根节点4 z9 D' W! u) l( X7 G% _: f5 G
模型加载后可视化
9 l8 T2 C- F4 ^刷新根节点
% W7 `. {) j) J& n----->打开文件
7 l4 L% R5 f# ]8 eCATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
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/ e& v- a' t2 D, e2 AHRESULT rc=E_FAIL;
" I/ @* }0 }5 ]; s5 KCATBaseUnknown * pRootProduct = NULL;( u% ~7 N7 a: h5 @; X. O( `
CATIProduct *piRootProduct = NULL;
: {9 @$ Y7 T* orc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点
# Q# M6 ~ ~( e2 H& q# Cif (SUCCEEDED(rc))- j- h" q, P9 _4 ^3 a
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rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);
* u! V2 D1 E5 `+ ]7 wif (SUCCEEDED(rc)&&NULL!= piRootProduct)7 Y# l$ D+ r, d; Q
{
5 g8 M* B/ z6 jCATDocument *pInstrumentDoc = NULL;
! N9 L4 x( v) m& Q7 S* k) x8 ICATIIniInteractiveSession *piSession=NULL;
- C( r$ G4 d- o. HCATSession *pSession = NULL;
1 ^" t) E* w5 o6 k7 B; Nrc = ::GetPtrSession(pSession);* d2 J- a6 Q# h1 C+ R- [( x. Z( y
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession); N+ V' E! X# d1 i9 b
CATIEditor *piEditor=NULL;
, J, b3 ^7 N6 W2 c& f: G+ [rc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
' m% \% q {0 O$ Rif ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )( y: b/ D" A4 i/ Y6 _) R
{ cout <<"The document" <<PathName<< " is opened" << endl ; }( M+ c6 V, c7 p6 u' ?" H
else9 ^3 M+ r- c; y
{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }: K7 |' O$ c9 t+ u( _
CATIProduct *piInstanceProd=NULL;4 _2 d1 V2 @$ g3 E
rc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下 * ]8 O$ @4 |7 f
if ( FAILED(rc) ) return FALSE;
4 b( i7 ~$ \" a9 R2 w* j' O m// rc = piSession->Close(piEditor);
$ X. L7 O) D, o' V$ p9 O, S# D+ Q* opiSonProd=piInstanceProd;, W( o3 R; y( l4 c, y
XXXFunction::UpdateProductRoot(); //更新根节点
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' }2 X% Z4 b& ]7 t- Q1 D7 y}
6 w1 N( [% t& Preturn TRUE;. I) k1 @1 t; F
}
9 Y% M8 ]. R/ {9 u9 \, S3 v----->加载模型可视化
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HRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)" Q7 c( t% K! ?4 Q
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8 v" |, ^; q" z //AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP); 2 x Z8 |: s5 ^0 O E' p, M A
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//AddExternalComponent全局函数所需的三个参数,
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# J- e! T% U' A! x! T( a //被**的product document的root product,CATIProduct类型
5 p/ i0 ~/ a. E; q" s- h" L) Z
, x9 I6 j5 C! l4 D9 J //将要**的part document,CATDocument类型: [4 V6 W |5 V6 G9 X& s0 ^
; N" O- p- b3 U7 l% e //the product instance of the imported document
: [$ m$ G# n* D" m( h- O' Y" n6 ~1 a# F( h
//注意要**的document也要检索它的root product
: w4 v0 P; s& ~* Z i- |2 U' l: f4 q, S+ a, h g" q0 V8 d
cout<<"添加组件执行"<<endl;
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HRESULT rc = E_FAIL;2 k1 X3 Q- n9 ] a2 X/ y# ^) z
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if (! ipiFatherProd) return E_FAIL;
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0 O; N7 y n5 n: j% H" C- I! L2 \ if (! opiSonProd) return E_FAIL; $ d7 R% Y* B0 I6 H! i% L' N
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if ( NULL != iDocument)7 z4 g& W; w" B! x$ R
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+ @" o$ Y# I! J3 z // Get RootProduct of the document to import.
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, ~$ M' \! J+ Z- O; z$ Z CATIDocRoots *piDocRootsOnDoc = NULL;
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9 m" ~, v: L: C0 o0 G: P o rc = iDocument->QueryInterface(IID_CATIDocRoots,
# L* w' ^% m* q5 [( c' K
: J" E7 Y) w8 } (void**) &piDocRootsOnDoc);
$ B+ ~' a# h' _8 g" y; w) R: T+ f! p0 H5 ?( I! x
if ( FAILED(rc) ) return rc;
' q: [; G( z' U! Z& i- f
9 W6 Z/ ^; b' q# {4 g/ q$ O CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();" W: `) k: p$ m O
" O! L0 o) d; @) K; \. w CATIProduct_var spRootProduct = NULL_var;
8 Z1 n' h4 m/ T$ y/ a9 A, e- W) \+ j) U8 e' p# u! F
if (NULL != pRootProducts)+ G7 [5 i0 _; {2 G
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if (pRootProducts->Size())1 {: G, i l- o- }
8 }; `$ B/ {; R% Z6 p! ^
{
. f8 p) ~' o. B0 D/ k: h6 j) d6 ~( U/ A, y' Z/ t' E3 i
spRootProduct = (*pRootProducts)[1];0 u# n7 H, M6 d, ?/ D& N
8 s7 i8 ^, E9 f2 h/ H0 P( ^ delete pRootProducts;: Z, }5 M& W0 Y7 Z: o
* @: A6 w. A' p# U) G
pRootProducts = NULL;; c0 {4 z4 d- k+ S3 d- l# {% v2 i9 w
9 V4 l1 U& N' M- {" t& H }
6 t3 A+ z( f, E c7 g# y5 ?% x; M8 r, [! h% \
piDocRootsOnDoc->Release();5 W7 p; A& F3 C6 c& p" j
+ H3 S& l" y& q* t
piDocRootsOnDoc=NULL;
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" H( E" F( Z1 e* E0 A7 i CATIProduct_var spProduct = NULL_var;% p1 |: k# t1 q3 S
, X8 D# n* m' t' u5 Y& J if (NULL_var != spRootProduct), G! E( S( C& G! N- R
4 V' Z. Q/ }! M3 w, j {, p* v$ m: R$ T
- B1 o! |+ U9 X E# }( l spProduct = ipiFatherProd->AddProduct(spRootProduct);5 `, v7 F9 s- U0 f2 ?* H
+ H& G0 X6 v0 K0 q cout<<"NULL_var != spRootProduct"<<endl;1 h0 `6 B% e% A1 f7 j- Q: [
, g8 [5 f) O* e4 ^, l }
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" m/ Q+ z$ c6 e; ~ i
{
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% {8 ?- E+ j- n. O5 n/ l' f( {# g; ~ CATUnicodeString docName = iDocument-> StorageName();
+ o" t/ z2 D: x' r" Q* h$ z6 A7 ^ j! U2 u. v9 W
ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);
% m0 ~: y+ t: V" M2 s: X
! ~7 ]2 L& ^, e6 w }
+ U& H0 y& Q' H7 G6 [2 \: x
+ N* L0 {' ]1 Y2 D if (NULL_var != spProduct)+ s6 M! d8 n1 F9 R# P' o
9 ]4 Y# F+ ^ q/ R5 K/ w {
2 _0 C! Z2 } n3 b4 {7 P1 q
8 t* G% `- p+ L2 x' m2 v rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);1 q) o: } ~( S# T. j# h
- v! J/ K2 }7 j! E6 d if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;
% l" h( w8 k' ^' Q6 z3 e5 k4 M h
1 w3 I; x% h2 H3 X3 u2 y e+ d4 b }
4 F& ]; C( n5 R1 h) B$ j2 U3 L0 J3 A0 c9 @; k* s# Z9 w0 Y' K9 O
} 8 Z! r# s0 K3 A8 a) }
8 ]: b3 u; ~; F) e/ f }
& \, }* N2 ?% G! Z/ Y8 E+ s: Z+ m) m
return rc;
/ q% i9 D0 |4 _2 z3 N& L u/ e! {* s% v% C; x0 T% |
} ; H- j' z8 P9 @( {
/ a4 q' Q' d8 k% _, R6 \, \----->刷新模型根节点
# o7 \; i( n! t$ Q+ X' }7 n; u+ x0 I b$ z* e6 i" |5 r, X" x. e
void XXXFunction::UpdateProductRoot(). W4 H% x8 E* y! q6 V, Z; N/ N) u* K
; I1 I" ], {( r( G: M: c
{/ j2 j' R8 A( S3 t4 h8 o
5 f T6 e4 K+ I% E+ i0 z$ \$ J //*******************************important**************************************4 N B% p+ l2 ?5 L% o
' X4 } e9 c$ b+ }/ ` O- V$ ]3 y CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();
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CATFrmWindow * pWindow = pLayout->GetCurrentWindow();+ v- H4 I5 O( {1 y
: {/ \% }, l$ P# Q- ?8 o CATFrmEditor * pEditor = pWindow->GetEditor();
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- K, Q" W% u1 i' B% ]$ X8 C CATDocument * pDoc = pEditor->GetDocument(); % ~1 J$ i# T- 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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//首先,获取该当前活动文档的产品根节点
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CATIProduct *piRootProduct = NULL; 1 K4 M: ^" f8 M# v0 P4 ]
, H6 v$ M" E6 F {( g6 S% y% s1 X CATIDocRoots* piDocRootsOnDoc = NULL;
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HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);4 j: v! x M1 K' P5 F! `# l
: ? p$ E1 f# G9 X3 d if (SUCCEEDED(rc))
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9 s5 G5 x9 u8 q2 |* [' @ // Retrieve the root product which is the first element of root elements2 Z) r) w4 x k! T' H
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CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();
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. F5 j4 }; b/ h! y2 T piDocRootsOnDoc -> Release();
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* d* _9 C7 r" [% U# |- ?- b9 N piDocRootsOnDoc = NULL;
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CATBaseUnknown *pBaseRootProduct = NULL; $ B- {, ~0 e' e" G9 ^& O$ q
0 d* T6 C+ v. o7 f4 e# G if (pRootProducts && pRootProducts->Size())# p3 F" `* B/ A- }% w: I
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{
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pBaseRootProduct = (*pRootProducts)[1];
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7 k9 |2 A) V O1 @. F delete pRootProducts;
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( J+ }2 n) ^5 M( l5 ~ pRootProducts = NULL;& J2 f5 S5 {# R" o8 z: y
: U. R9 Y& ?6 p+ d if (NULL == pBaseRootProduct) return;
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% k, [& a) r; x2 w! B& _+ u rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);+ s' _/ O0 M4 k: T, k
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if (FAILED(rc)) return;3 u: D, b2 Z( r: E$ x# s2 c
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//对模型树进行刷新
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9 \. y/ w& H5 t* b e( s CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新! [9 b9 G4 [* X1 _) A
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pPartRenew->Update();
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}
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% n& w3 l5 O5 W* F/ @, v else return;
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3 S. ~/ S' e7 m3 ]3 \1 p //----------------------------------------------------------------
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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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; q u8 _' j8 \% e2 Y1 @ CATIModelEvents_var spEvents = piRootProduct;( @1 B P. ~1 ~. Y% U+ q
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CATModify ModifyEvent(piRootProduct);0 S2 M! F. c. x! A3 E
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spEvents -> Dispatch (ModifyEvent);1 x! i1 e! X5 k2 V3 S
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//Update the graph view! ~/ a; f8 U/ g8 Y
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CATIRedrawEvent_var spRedraw = piRootProduct;2 p2 F8 |! K o3 d0 q
" }8 q7 Z; x- H3 j- [ spRedraw -> Redraw(); 5 N3 t+ ~0 W, L
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piRootProduct -> Release();
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piRootProduct = NULL;6 m1 K+ c5 m- \+ R- B
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