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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。- {$ w0 ], M6 d0 x& D* H0 C
" M) ?3 I. j* M6 N- e" V6 D8 f {; r Y9 VCAA中对文档操作的基本步骤如下:/ f1 y9 _( }4 s7 v- T |
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创建会话 - creating the session; Y' G5 }) A: N; Z9 m% ]7 p! H- \
( B8 q3 N o/ v' o, j新建文档 - creating a new document
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( q. \+ b( Q! U y# C调用接口 - Query Interface
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获取根容器 - retrieving the root container8 w# K& v0 l t6 X4 u1 n
0 t6 d& |9 y' A! G6 f9 W% u% c保存文档 - saving the document
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8 h3 i9 v1 [, e8 @2 k/ @: y删除文档 - removing the document: C5 y: o- Y! T: M' n! K$ |
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删除会话 - deleting the session {. r* _1 Y5 V6 ]9 A
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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。
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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。2 ]- ^- k: @- j9 U+ ^; b
! U" ?" n8 Z/ v. }5 w下文将对各步骤进行补充说明。
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1 文档创建(Create the new document)1 w% s, h( y* m0 g& F; D6 e
文档的创建通常有以下几种方式。可比较CATIA中文件菜单项
1 G8 k3 x0 T) {' @4 XNew:新建一个空文档1 \( k6 m- v7 p+ k5 i" j' D
& x- ]. s% c- [8 rNewFrom:新建自
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新建文档代码:
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CATDocument* pDoc = NULL;
+ ~- W% _7 `/ V5 _& ]% L6 P- ZHRESULT rc = CATDocumentServices::New("Part",pDoc);1 X+ x' n @8 y: T. z+ ]( D
if (NULL != pDoc)
* @$ E r/ ?: |7 b6 z: e{
: ~" m$ f' n7 L5 f cout << "New document created OK" << endl << flush;0 W. h, G) V# w8 k% H
}
8 ?+ O( M9 G# o0 H1 Celse. K9 Y7 \9 E$ B6 K) t
{2 ?5 m; N" s6 z) ?& R2 c) T% \
cout << "ERROR in creating New document" << endl << flush;
# x6 `4 ^ o* U1 \3 f8 g$ O return 2;
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" _; q# @( L0 s- {2 文档加载(Load the document)
( F9 I. S/ W! e# a7 x1 z1 H6 }7 U文档加载即打开现有文档,主要方法包括* A6 j0 n2 k; \, v
CATIIniInteractiveSession 中Open方法:打开文档并可视化显示
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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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Open方法:
2 K1 g! V3 h2 \. NCATDocument *pInstrumentDoc = NULL;& @" z2 K2 z% H* w( q' a; d6 N
& S2 o+ a* a; o1 k3 Z/ W# ECATIIniInteractiveSession *piSession=NULL;; G' m: m# g/ z* Z% r' m
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CATSession *pSession = NULL;
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rc = ::GetPtrSession(pSession);) T1 c( `: O ?+ B$ m! E
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rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
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4 }* g( x0 a% m) n2 a1 i& K' XCATIEditor *piEditor=NULL;; N# Q* r. o' y/ a, v4 z
2 M, p) P/ X# Z2 u+ m6 X- f+ Crc = piSession->Open(PathName,FALSE,&piEditor);3 |6 z- i. G' o/ R) P7 u# @$ H- }
9 G: }1 Y6 x/ b: y% OCATFrmEditor * pFrmEditor = piEditor->GetEditor();
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) s! v- ]6 D7 f" G% ]* rpInstrumentDoc = pFrmEditor->GetDocument(); 5 T4 } t7 B! O
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OpenDcument方法:+ ?. F! y/ h' c8 z( \5 _
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CATDocument *pDoc = NULL;3 p8 l- f6 ?- w6 c- U; x9 V" s Q
CATUnicodeString storageName = "XXXX"; //文档保存路径名
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3 b. l2 V6 O' d0 K8 {* Rrc = CATDocumentServices::OpenDocument (storageName , pDoc);
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& k$ k3 V z# q7 c. t/ lif (SUCCEEDED(rc) && (NULL != pDoc))
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cout << "Document opened OK" << endl << flush;5 V D, U1 x3 H( g
}
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cout << "ERROR in opening an existing document" << endl << flush;! [3 Y0 H& U. e/ y
return 2;4 J/ |, y$ r8 k$ E @
}
! c7 [2 ^. f( f* G8 H: N# m3 获取当前文档5 i% d& d8 s$ ]" Z O1 `: ?
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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$ ^8 i1 A$ ^; ~# W# ?& W QCATFrmEditor * pEditor = GetEditor();! ~' a) i1 `: \0 p- [" Q) D
if (NULL != pEditor ); i% S F( A. ]
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cout << "Editor got OK" << endl << flush;! M2 F- m7 h6 {0 o' R) v6 Z3 I
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else8 D6 j6 k! k! \7 P0 \* o! _
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cout << "ERROR in getting the current editor" << endl << flush;8 T1 p/ D5 K4 p$ |
return 1;+ c) i. d- ?( C. w* ^# W) |5 G
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CATDocument *pDoc = pEditor->GetDocument();
4 |$ U4 N2 E; ], J8 R6 ?2 Qif (NULL != pDoc)1 K0 [( ?7 M* @% E2 m
{
6 X& r; f( v. g3 ^( e4 u4 T' N cout << "Document opened OK" << endl << flush;
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{
- J$ e4 `1 ?% }* k cout << "ERROR in opening an existing document" << endl << flush;4 c1 O l r% y
return 2;1 M+ i; d# U+ C9 V
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该指针的获取还有其他方式,如通过CATILinkableObject 类获取。
8 L6 T! c3 X; X2 d( Y. M; a2 A0 L4 保存文档(Save the Document)
. o$ c7 q# d4 W/ Z( H% O4.1 另存:即保存为新模型
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CATUnicodeString savePath = "XXXX"; //文档保存路径
% N; T" M9 I6 E1 T2 u7 s; ]rc = CATDocumentServices::SaveAs (*pDoc, savePath );1 h8 @7 Y' a0 t
if (SUCCEEDED(rc)), A; H$ k! v6 C' T2 K
{
$ @2 Z6 `( a$ N0 m0 J) X- N4 ] y cout << "Document saved OK" << endl << flush;
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3 x7 y: L+ ~- z. V5 selse
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cout << "ERROR in saving document" << endl << flush;+ {* ~6 Q; j' O4 g# c6 ?
return 5;% z. f" p0 y m0 V' i, c
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. g9 ^2 G4 d; _/ n" I2 D: X4.2 保存:不更新保存路径
4 E# E. @2 w) U7 erc = CATDocumentServices::Save (*pDoc);6 P, R) m* o/ e, Y4 z
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if (SUCCEEDED(rc))
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; p# m9 K2 U+ x3 b3 o cout << "Document saved OK" << endl << flush;
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4 r$ o5 G0 @: }0 Yelse
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2 w+ r8 U# l& O; |" L0 \. ^ cout << "ERROR in saving document" << endl << flush;
9 m: G& S) S* z return 3;" b8 M0 _/ N! E, i7 C; w# l
}
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0 |% U3 x( _7 W! K' u5 删除(Remove the document)
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$ e/ g3 O" k0 d. M; I; T3 Xrc = CATDocumentServices::Remove (*pDoc);
2 @4 T b u6 D: _( yif (SUCCEEDED(rc))
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t/ L, g6 [) A. ^ z cout << "Document removed OK" << endl << flush;
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{
% L8 E h. X/ {3 G cout << "ERROR in removing document" << endl << flush;
( i# l# t2 _% ~" ~9 i return 6;
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/ Y* x, B: O' e% \" v方法封装
$ z3 T+ v! V/ }, k$ m$ j" E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, A7 {5 i% q, e _6 V. Y" f# r
输入: b0 B0 ]7 Z% D
CATUnicodeString PathName //文档(模型)的路径
2 `1 b8 i* a# p! C8 j9 D输出:
3 x! e9 w2 s4 W' M6 r+ GCATIProduct ** opiSonProd //文档(模型)的指针 \! A) e. ]/ M. y8 {% R) r S
9 @; x, E. t! `4 H( P. U+ I辅助功能函数:
. V& N6 v( M$ n: o6 I. k |, q获取当前模型树根节点0 `( E% w* q5 j+ g2 p
模型加载后可视化. U4 v4 ^1 u0 i) K" J8 }
刷新根节点
, ?( U. b6 s: S6 B0 Q* p1 ^: r----->打开文件, ?' P; ]$ V- m( |
CATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
5 N% e0 H2 o+ B& v& M5 c% u{
; W, S( o$ A; r6 k' y9 ^" f1 ^HRESULT rc=E_FAIL;
+ `9 M' H3 y# v' jCATBaseUnknown * pRootProduct = NULL;. b- ~7 Y- m0 E; f/ E. a) B6 |# d
CATIProduct *piRootProduct = NULL;# P) y+ z$ }( D! I* x
rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点
, o/ A& |7 X' [+ Kif (SUCCEEDED(rc))8 s7 }: t0 C1 O/ [
{
& ]5 o) _. j! @, src = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);
X# s4 D6 c3 j2 ~& k3 Uif (SUCCEEDED(rc)&&NULL!= piRootProduct)2 ?2 o/ c2 `( a. n: [
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CATDocument *pInstrumentDoc = NULL;
& p1 _' j. W+ _" m2 uCATIIniInteractiveSession *piSession=NULL;
7 C' m9 e. }, V, tCATSession *pSession = NULL;
$ ]. G; M. v+ [" t8 brc = ::GetPtrSession(pSession);
2 s9 Q+ T; U, F$ Q4 Jrc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
, l" z) _: `7 ^# U9 {CATIEditor *piEditor=NULL;5 }$ }7 a' v- Y/ |3 S$ F! ^- y
rc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
7 j7 E ?0 b% F5 l% R7 O& z1 Xif ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )
" A! ?4 ?6 ]& E; t0 h{ cout <<"The document" <<PathName<< " is opened" << endl ; }
; o& G4 ]5 C8 {% `9 Felse# \5 D3 O7 g) v$ I; |
{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }2 U& i& t6 B) h, B7 @9 A* i
CATIProduct *piInstanceProd=NULL;2 z6 u9 E* t" l' H8 ^8 S
rc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下
( ^* ^ h- L2 Bif ( FAILED(rc) ) return FALSE;
1 j V2 Y; R: r// rc = piSession->Close(piEditor);
% |( g4 j7 T. [( J9 d2 O. H, m* opiSonProd=piInstanceProd;: y; a; O* D6 J! x
XXXFunction::UpdateProductRoot(); //更新根节点: u8 W& W$ a5 [
}
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. H( }" j' w6 k, P: |5 Freturn TRUE;+ V) L4 {8 B3 l7 t) q' F
}
& t) B/ L5 }" A0 k. F----->加载模型可视化 \0 L# j% Y, O' V9 [
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HRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)9 [6 ?# |4 `+ {1 x6 `
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//AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP); ! H/ M* `& p/ s
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//AddExternalComponent全局函数所需的三个参数,, J5 R# o$ X: u
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//被**的product document的root product,CATIProduct类型6 L, S6 g J# m' w+ s% P, ?( T
E% G/ @5 k$ [% P2 x //将要**的part document,CATDocument类型
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//the product instance of the imported document
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6 K) \- @) Y' u/ I6 B, | //注意要**的document也要检索它的root product Y) h3 B& B0 ]
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cout<<"添加组件执行"<<endl;4 E, Y. Z4 j9 _7 l0 p
: n% k6 d/ h; V/ d' z HRESULT rc = E_FAIL;
/ }4 x' ?! F: @& \0 m
! K2 p, I+ n+ |4 @' S if (! ipiFatherProd) return E_FAIL; a$ \7 O! g. ]" I, f. d
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if (! opiSonProd) return E_FAIL;
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if ( NULL != iDocument)
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{
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// Get RootProduct of the document to import.1 {: c& A4 t+ k: E# X, G- m4 i
! i( }( E5 a. S; W2 P' R CATIDocRoots *piDocRootsOnDoc = NULL;- P* i* j2 Q& A( t5 `1 @
3 N. H( I7 T+ }' b; f; B4 t rc = iDocument->QueryInterface(IID_CATIDocRoots,1 s- Q8 N: c4 M: U1 \
) G0 @" E; d: K5 a0 B (void**) &piDocRootsOnDoc);
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3 s2 t2 I2 w& J- L+ F5 c- m. | if ( FAILED(rc) ) return rc;/ u/ U# n) [3 h+ s
- Q- @. O% j' x7 g CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
; f& L' b3 y, F7 f) [. ?
6 _) F+ n) j, @6 Q CATIProduct_var spRootProduct = NULL_var;' f; z8 {4 L, y' ]; g- g
- G, H2 H# E) s$ W4 z% N- m! @+ h* V
if (NULL != pRootProducts)
( I4 j6 E! k. g9 j- _/ b( O' _+ [ ?' ^
{
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if (pRootProducts->Size()), v$ P( U+ w" s$ a/ I/ I# p- E0 t# i
& U" Y# a( N' x' b5 g5 p
{
" I2 u7 W) l/ O3 e
/ r, l) F, H: }5 Q/ i7 q1 T3 Q2 n spRootProduct = (*pRootProducts)[1];
$ }0 x1 X" ^0 U+ x
+ h& N% i5 G" H; c4 b delete pRootProducts;6 q- J$ u5 t. m7 Q2 z( i- z
& e$ A( C, J. V+ `
pRootProducts = NULL;# h8 ~ E. R& Z/ P, w K
4 @- A& M3 R2 G" O. g
} J8 Q; v7 ]9 t# _
" t6 ^ I' }6 C4 e5 ?, R piDocRootsOnDoc->Release();
% O$ l5 a, n8 H
5 T% G5 ]! Q! J. ] piDocRootsOnDoc=NULL;
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( Y% H$ Z# M% A, g$ x CATIProduct_var spProduct = NULL_var;4 }; p# s4 U3 T: {0 U- l& e, O, i. C' |. q
" e7 J8 F0 ?2 [0 C* B7 V& F: R; { if (NULL_var != spRootProduct)
/ c2 l7 `; g& q7 [# S3 J" Z7 l0 _& s
{
" `0 ^1 _# M; N1 d1 {3 q8 m. C: T) H
spProduct = ipiFatherProd->AddProduct(spRootProduct);
j) j* J) V& f1 k+ ^
% L4 U, g5 I b5 p cout<<"NULL_var != spRootProduct"<<endl;" L( G, G0 N. A# L
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( H! G( C. `/ E: F5 g else5 O2 \# y# O$ U, o% Y ?3 ^
0 L: ?$ c& f( n' u
{8 g/ `( Q7 F, z0 d& v. ~ ?
9 U$ m* c+ y I, N; u2 D CATUnicodeString docName = iDocument-> StorageName();
; q3 h! V. Y2 g. B# E& Q& c# }
. g T6 R( i9 e ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);" s! L: a, P7 h3 F0 V! R
- H# x0 P! C" ]/ y$ s: I }) M5 E% H/ u& T8 Z
' ]- C- o' `3 P7 R4 v( ~% W5 x8 a
if (NULL_var != spProduct)2 M; }) }* \3 l& I( d
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{% }. ~" g# z0 j$ h
9 N3 o% t- y- m* _
rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);. C+ O3 c0 V9 m% O" k
4 U: B2 s$ O R# x W if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;
7 Y8 Q) }" K3 i) m; y# J! [+ {6 p3 ?5 k8 H5 H
}
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}
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return rc;
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} / Y& ?7 _/ w, _) T8 |
. h# A( ?3 |. H" G5 ?& }/ |
----->刷新模型根节点
- ^% y$ F: E% k4 a6 H. r4 Q s! N% S5 s
void XXXFunction::UpdateProductRoot()
! r) J9 D' j+ C5 ]
* q$ s* D( o6 \6 `: i; ?4 p- Z{
* {: y4 I5 G) {- d/ S0 D! H, d
* U7 {5 J% S! O& M //*******************************important**************************************
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CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();
& E( ?4 e2 \, {$ N4 o- p5 \
, H$ h+ k u7 }7 o9 f$ K: a4 H CATFrmWindow * pWindow = pLayout->GetCurrentWindow();
: [/ ?; j" O0 c9 { {4 z6 y
. c) Y% R+ U z CATFrmEditor * pEditor = pWindow->GetEditor();
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8 q7 j- m5 _, J( a7 t* z: P 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0 U( t$ t% X' w0 ^8 f# X$ q
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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; % W1 ^3 Q9 L. ^& s9 W# y G, C/ W3 n( v/ q
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CATIDocRoots* piDocRootsOnDoc = NULL;4 j* x& o6 X5 U5 m( X
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HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);& u( Y( H V6 S0 k) K* P% M
/ D* C) K1 x, e6 _ if (SUCCEEDED(rc))3 c. N+ a- c4 x) V
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// Retrieve the root product which is the first element of root elements/ y2 h8 E4 Y( u% d' v
& O2 I5 R4 i: [; F" q CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();
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piDocRootsOnDoc -> Release();* c' A5 A1 Q" I- U+ f5 p/ B
9 P- f! `6 X B# F N L+ b, x piDocRootsOnDoc = NULL;& V3 a# _% S8 j
' v- j0 i8 f. X CATBaseUnknown *pBaseRootProduct = NULL; + L! w `4 v f% k3 `: x
S6 J7 q+ h2 h$ K" d1 {" ^ if (pRootProducts && pRootProducts->Size())
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# h$ e% s! E( |: R pBaseRootProduct = (*pRootProducts)[1];* O2 A! I- }3 g0 o% J
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delete pRootProducts;
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t" d9 f6 w: ^ t, j1 d pRootProducts = NULL;
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if (NULL == pBaseRootProduct) return;
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/ C/ D0 O; D6 M rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);0 `8 `7 l# V4 W0 l$ V2 i
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if (FAILED(rc)) return;
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7 g7 I$ L, l- U1 @ //对模型树进行刷新
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% k) N: {- n0 `3 }" {- Y CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新8 H+ n( X% j, k6 ]( H* I9 V
$ A# x1 a% P3 i/ Z5 A) C pPartRenew->Update();
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else return;
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//----------------------------------------------------------------
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8 [7 [3 d+ z1 N* K0 E- x //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;
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CATModify ModifyEvent(piRootProduct);
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+ N1 j2 G F# @: V6 [; }" J; ~ spEvents -> Dispatch (ModifyEvent); v6 P' Q; X/ O V% n) r& ]
, w; N; J# p0 X* e- {. y //Update the graph view
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CATIRedrawEvent_var spRedraw = piRootProduct;
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0 ]; }$ ~; p1 _! { spRedraw -> Redraw(); % I7 p: }$ g4 o1 E8 V8 r, S. Y
: `' j$ r% r1 F/ h# W1 o piRootProduct -> Release();9 |- D) m9 ]; I: y4 ^
L% c1 C1 R2 J9 }9 q1 m piRootProduct = NULL;
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