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CAA开发之文档操作3 |6 K8 n* S2 D# [ d
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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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$ t. n8 Y+ l2 K5 x( r$ ECAA中对文档操作的基本步骤如下:4 M; A* y( u4 V
2 Q1 G6 S, {$ \2 W创建会话 - creating the session
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新建文档 - creating a new document8 {) y/ `! _6 ^$ E5 o
" C N4 Z8 E+ a8 j- F" I调用接口 - Query Interface" ~: [+ i4 D, n
4 x) X! B% T. N: l0 |: ]
获取根容器 - retrieving the root container4 r& \' d% S% S; H: u1 k2 `
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保存文档 - saving the document
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$ l; g3 Q6 D0 h/ ^删除文档 - removing the document4 D" h* ?% r @% ]8 b" ~. ]
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删除会话 - deleting the session 6 F- k3 M( X+ t# P3 m
- _! ~8 E3 m# `' C w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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+ r# P: D* }9 p- Y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。/ t7 a$ @4 j3 D: q
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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)
2 N6 n! e: n3 m: p/ E& [) J9 ~& V文档的创建通常有以下几种方式。可比较CATIA中文件菜单项
3 F5 V* i6 x9 g7 gNew:新建一个空文档* l+ I1 Y4 G; d3 W2 v7 L9 a4 e; \& i
7 U! n! Z7 A, K+ `NewFrom:新建自
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* O2 _0 K; @8 ~$ J5 K! f新建文档代码:
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CATDocument* pDoc = NULL;0 ~$ `/ Y# ~" }
HRESULT rc = CATDocumentServices::New("Part",pDoc); d# O( m% q' U. h$ H
if (NULL != pDoc)- \1 E7 d) Y& \9 X4 k& T
{
7 o0 B: M9 R1 z1 @4 {1 L0 ^/ K: \ cout << "New document created OK" << endl << flush;# l w- k$ t e6 k y( K' G
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else1 Z, \- @# b1 A- o8 |
{3 ]3 j; I# n8 A1 s* |( d/ _
cout << "ERROR in creating New document" << endl << flush;! j$ [7 \/ P3 C" |' k" c
return 2;
0 i B$ t! c8 c1 s}
7 _5 [6 a5 a$ e5 Q0 W `
8 V C1 E& e: @! {1 P- T$ B3 {7 q2 文档加载(Load the document). E0 A% o+ ^2 q2 [
文档加载即打开现有文档,主要方法包括6 ~$ Q) c" g3 ]$ \3 j
CATIIniInteractiveSession 中Open方法:打开文档并可视化显示2 t- u7 }8 _5 _8 T, e
6 d/ _( M: s0 B: U, L/ NCATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行
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Open方法:
0 O" M& T) e5 ?% v0 t- ^" ECATDocument *pInstrumentDoc = NULL;% @5 ]& Z! t4 H l
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CATIIniInteractiveSession *piSession=NULL;
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CATSession *pSession = NULL;
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rc = ::GetPtrSession(pSession);$ D& N7 s5 D5 D; k% s5 {3 A
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rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
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! u# Q* O6 X' z: VCATIEditor *piEditor=NULL;
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rc = piSession->Open(PathName,FALSE,&piEditor);; G# }; d) c0 W+ y6 }) G# A
( N# _4 k0 T6 o9 i8 o* H8 N8 F% s3 hCATFrmEditor * pFrmEditor = piEditor->GetEditor();
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: ~/ d/ N8 ?% W, F5 g, t8 ^' WpInstrumentDoc = pFrmEditor->GetDocument(); . J% k) G/ s+ a* @) z5 l, k
2 P9 d3 o, S7 V! z4 m9 F ......
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' ^# x- m2 l* F: L2 HOpenDcument方法:
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CATDocument *pDoc = NULL;
: n$ ^0 c+ [6 W ~3 a/ RCATUnicodeString storageName = "XXXX"; //文档保存路径名
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' n' |: q: ?, lrc = CATDocumentServices::OpenDocument (storageName , pDoc);" b/ K5 m& t! G8 v) u( m! r
4 w8 o1 J" ^$ ]* y9 J7 oif (SUCCEEDED(rc) && (NULL != pDoc))+ }( P4 G+ `3 }
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cout << "Document opened OK" << endl << flush;5 y1 x0 I% q2 D G; t8 M6 k
}
( ^/ R ~5 ]( R5 ~0 oelse
{+ |, L n/ z& e, Z: F{
( h) R1 Q) m( a- Q cout << "ERROR in opening an existing document" << endl << flush;" N' K% j6 l. z" W% |' S
return 2;) |0 k3 t( l. n! B5 C! G+ D) Y1 F
}
' ^5 j I" x2 E. ]) A* x- `- x# X, e3 获取当前文档
* m% G( X# A1 Q( ]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," F6 F) z8 ~% N5 m: V
/ T! H- g2 A& J/ K# x+ ?CATFrmEditor * pEditor = GetEditor();
1 o- {' P6 A9 Mif (NULL != pEditor )) B6 ~& B. _# S" ]' h; ]0 N
{
- r, f3 ?2 h! F4 t2 m% S cout << "Editor got OK" << endl << flush;' W2 {, L/ z* y. A, d$ ^
}
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{
" j0 N( c C5 i& R- r5 X' U cout << "ERROR in getting the current editor" << endl << flush;5 h' q/ N" v; O1 R0 h
return 1;# {! G$ l! X# W: G
}; M* L3 }" H% Z! ~% j8 q0 V; L' J
CATDocument *pDoc = pEditor->GetDocument();5 R! B7 d) C0 ]+ m5 w& u$ t& {
if (NULL != pDoc)
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9 z: R! c9 H F" \. E: i3 |2 ] cout << "Document opened OK" << endl << flush;
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else
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cout << "ERROR in opening an existing document" << endl << flush;; Q/ m/ i V9 a0 c9 f
return 2;0 Q& |) O6 j) Z0 v: e9 b
}9 ^4 j- }$ ?' I
) e W+ m$ Q5 r! \ 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。
0 v' [$ O/ j; z3 Y# Z h4 保存文档(Save the Document)% K2 H, K8 z! L+ ~ s0 _; C
4.1 另存:即保存为新模型 q' u+ e w* }, d- T
" ]: ?# L( V* u0 P: eCATUnicodeString savePath = "XXXX"; //文档保存路径
5 ~0 A E' C9 v+ f2 Xrc = CATDocumentServices::SaveAs (*pDoc, savePath );' r2 m* W( V8 x5 b% Y& z9 y g
if (SUCCEEDED(rc))$ W$ O$ ?6 g$ M
{
( o, X4 R, J# l; R cout << "Document saved OK" << endl << flush;0 w8 c& W8 n( k. d- `
}
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{
/ w0 ?! X7 y0 G" B+ ~# c5 h, w' A cout << "ERROR in saving document" << endl << flush;$ K- m6 Y, v( s7 H; U0 B
return 5;
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4.2 保存:不更新保存路径. Y8 Z' ~7 D( g- Y
rc = CATDocumentServices::Save (*pDoc);) |- e- A. q% }( f9 c( O9 R+ }
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if (SUCCEEDED(rc)) I- [2 j _" C j
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cout << "Document saved OK" << endl << flush;
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5 N8 }# i! q' r0 Q$ v/ Xelse
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~8 a4 O" \- Z- H& } cout << "ERROR in saving document" << endl << flush;
. a. O! A; v* k2 K c return 3;( O. C4 N! f% c* y* o h, r
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5 删除(Remove the document). J; b. n# c" `# E. T k
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rc = CATDocumentServices::Remove (*pDoc);
# b6 k/ f: s$ b3 k2 B+ E2 rif (SUCCEEDED(rc))
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cout << "Document removed OK" << endl << flush;: _2 w& i& S2 Y" I7 D: I
}
5 E/ r4 x! U, ]1 e$ v, qelse; s( l; ~! U: h
{$ F) h, r- V- S0 A
cout << "ERROR in removing document" << endl << flush;& ?" j* n& {1 W5 O5 ? L) p
return 6; d. c6 \. ^8 t5 L6 L' F
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方法封装
4 u k3 P* \0 J; |! b1 H, W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
+ |0 ?- p* V4 Q7 f- {输入:
+ G) X: S+ ^& c2 u1 G; N; nCATUnicodeString PathName //文档(模型)的路径 V- ~9 h+ }" W& @
输出:2 f S' J* O/ C3 X( p
CATIProduct ** opiSonProd //文档(模型)的指针. V9 G2 e5 O5 F g4 v
; B! I% ~0 e( ^! \. z辅助功能函数:0 v6 y! M) w% j7 {
获取当前模型树根节点3 v0 r1 f' o# I( f% G) \
模型加载后可视化
9 w" ?; n7 Y; L! _! \; F% Q1 s刷新根节点
, V) l% \6 N0 x% v----->打开文件+ _( H$ h s! a) {
CATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)# Y9 ~5 H( ?1 i, k
{$ w# ^2 i n' v7 h& _
HRESULT rc=E_FAIL;% G! i- V+ a- a& p- }
CATBaseUnknown * pRootProduct = NULL;- Q! y4 h P/ C" t
CATIProduct *piRootProduct = NULL;2 j& x4 g/ S+ n1 @$ c3 L
rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点. C$ G# p! h8 W
if (SUCCEEDED(rc)), `+ ?. e, S- f# H# M* S5 [
{% K- @/ V, ~9 }& j( |. i; {
rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);
9 C4 ~$ d) q5 eif (SUCCEEDED(rc)&&NULL!= piRootProduct)
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CATDocument *pInstrumentDoc = NULL;# z$ v* S; t( x3 r/ Z1 t9 A
CATIIniInteractiveSession *piSession=NULL;
- K* }3 N+ C4 }% h6 gCATSession *pSession = NULL;: U% T* B% ^. R# [% c7 S
rc = ::GetPtrSession(pSession);" X1 }$ W5 L# p0 Z
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);) n8 m H6 ^" p+ R
CATIEditor *piEditor=NULL;
; P1 R) ], |1 S- Rrc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
9 D7 _4 B1 M) c3 v! _; |if ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )
8 P4 R2 ~1 ?9 w! L8 T& j; @{ cout <<"The document" <<PathName<< " is opened" << endl ; }" X( t8 F& Z* M4 g
else
9 W2 R; p0 d8 O, p' W+ [{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }
0 G7 A/ d# I0 g7 LCATIProduct *piInstanceProd=NULL;
! o6 e$ d( D" F* \/ i3 a: ~& Frc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下
6 {5 \% @6 c- L" U3 w. m7 T) Vif ( FAILED(rc) ) return FALSE;2 ]5 H9 m4 [; W! [! L, v6 |
// rc = piSession->Close(piEditor);
4 @- H: ^) t# `: K/ Z; T+ o0 D D* opiSonProd=piInstanceProd;( W- d- v8 `1 |( p( F; |5 G5 I; b! [
XXXFunction::UpdateProductRoot(); //更新根节点$ t. d- f% r1 N% c z( q; {- [. q( j
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}" |, ~( z3 n k+ {: w5 E
return TRUE;
. ?9 D/ ^. V6 p) H}
6 p2 S- x: y9 t$ o/ u- F& B----->加载模型可视化" i# X+ X4 u, N5 w) x
4 `! O0 a! M3 K1 |* y- e' B6 EHRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)% t2 ~" a# T3 @0 H1 Q& ^
B1 b8 i9 p. x1 N2 f2 g7 p{( V3 @0 m# V3 `1 i1 S3 V
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//AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP);
, w) y% x5 L; _" e3 ~2 c8 I
9 Q: ~* D; N1 Z1 D. 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
4 a8 E: i. U# S# p$ D# O, [: ~0 J9 p; N/ l8 j3 |" n
//将要**的part document,CATDocument类型" F. @4 g- g$ j ?8 u1 j7 m7 A
! X9 c: A0 N; m& D# ^% u //the product instance of the imported document# \, y' [( q7 n w! C
3 n! d3 b; k j //注意要**的document也要检索它的root product* w7 O) F( f: F7 ~
5 d9 |1 f! t2 q& J cout<<"添加组件执行"<<endl;
' V7 q' ?5 G% @
% ?) L1 Q1 m7 |% C# N HRESULT rc = E_FAIL;
* X+ j$ z/ L! q' r9 o( M2 l$ Z
- X: \$ B8 M+ |; S+ P if (! ipiFatherProd) return E_FAIL;
* ^5 f- f4 C1 H& ~6 ^
, |* ^+ K" C0 b5 W N6 ?/ T if (! opiSonProd) return E_FAIL; 5 i3 S- W, w- d' p
. I& y0 s: ~/ L. }/ t
if ( NULL != iDocument)
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{& |6 K. L1 w V) v. m% P
- B o$ o+ d. }$ I! q8 h4 r // Get RootProduct of the document to import.
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CATIDocRoots *piDocRootsOnDoc = NULL;, s7 r; S9 l- Y @
2 t5 H- D1 C. L) | rc = iDocument->QueryInterface(IID_CATIDocRoots,: _' N: I: b. U. P% E5 {
$ h i2 G" f2 J9 ?5 f6 Y5 p (void**) &piDocRootsOnDoc);
8 [2 j% ?5 [' m5 g3 {6 Q* V" C7 W- n* ?0 T9 T2 H. `0 b/ l @
if ( FAILED(rc) ) return rc;0 f) d, f, O2 k1 E4 f
9 n6 J% {/ e' o
CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
6 m: p0 f9 q6 F* J W% p# D
" Z! ^" @* {8 Z) q- F3 G6 s2 k CATIProduct_var spRootProduct = NULL_var;
% r! }% o' i# y: ^& c
8 B2 _9 @# O4 F6 u5 O# i if (NULL != pRootProducts)0 |( Z( X V* R( J8 H; C0 k1 u9 z
! N. j( H) i# F! g/ }
{
3 }! N7 k3 Z$ j4 x/ ?7 p/ Y3 B8 M3 X. d" F# @4 n$ d) w
if (pRootProducts->Size())$ U& w6 u# I; f0 }- ^ h# i
1 H3 \' A$ V9 Q9 b" W {
/ a' O1 C3 B h9 U1 k$ g3 r2 G5 @: T" b8 ]
spRootProduct = (*pRootProducts)[1];
' g8 }& U. c/ d0 b9 r/ D' B
; T0 S/ e- u+ W9 U2 m8 ^9 A delete pRootProducts;/ v$ t( m3 V3 r5 y) C. V9 r9 v" R
$ Z1 i2 Q( f. N9 z/ `$ r2 O1 g2 V% Q pRootProducts = NULL;
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2 q! z5 T |/ b }/ n/ H$ |) X/ t; `
- U% \& K+ R1 r$ o# d5 X
piDocRootsOnDoc->Release();& C# `+ ~) t6 A! }
7 B8 C! W3 u( O
piDocRootsOnDoc=NULL;
. H+ x2 n6 ?$ c5 ], J& _" |1 c1 @& X
! N( ` {: l, a2 p! @; ] CATIProduct_var spProduct = NULL_var;- ~) }8 {3 Q0 ~1 k
+ P7 X7 w1 \! M4 O; \ I* `
if (NULL_var != spRootProduct)& a6 C4 d' A' f1 Z/ v2 M1 }
8 L# Z4 G4 ^4 ]5 f0 J% h" ~' e
{) \. V7 Q; X1 j9 t
4 R! V: s9 n9 `7 u0 ^- h e2 C7 u8 {
spProduct = ipiFatherProd->AddProduct(spRootProduct);( Y, z/ \! ?' H& p4 o
O% L3 B" `" k- _
cout<<"NULL_var != spRootProduct"<<endl;
7 X# G- q9 k8 i" _/ C4 c. ~, S1 E. V2 K' H6 S* W3 t' [' l
}
% ?+ S! c" ?( Z3 O+ n
% g1 P! {. O8 Y2 ]. c else
, r( }& d, W+ v$ l$ Z
8 o5 z, a& B+ k2 Z {8 V' _, u1 `# W% W( B; H: H, u
# e7 _) Q# l* r6 u
CATUnicodeString docName = iDocument-> StorageName();
: @) A t! G/ D1 P
1 V! d1 F$ x4 q3 v ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);( N5 P$ { v" W2 ]- ~
/ ?: o* [; O+ W- ^' c0 I }
; Q* V4 R* ~8 p8 i* J6 G2 y: T. k
6 z' r3 d) z# U# W. ~, G if (NULL_var != spProduct)
, V/ V9 ] C7 m# S
5 X B( ?; Z; Z2 |. n6 l {
: o: P) d; Q, `' o- o$ F3 Z, ?1 Q, \& D
rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);/ c' C& t! {- N
4 D5 n4 c% M6 q; L% P+ u$ j if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;0 f, A# o" Y- a5 b, Z$ ~
4 I# f1 s# n4 z* d7 n2 M
}
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} ; h& L0 e) N U u, Z U6 p
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}+ d1 D; t" P, p( X: C/ ~
8 I0 y& [$ w+ U, r- m& I
return rc; & v/ H6 W& @+ o* r
7 r8 b9 }* _+ N( a) I}
' E" N4 `* h1 O" J0 c) {0 Z
* y+ a. ]( Z& \) m, w" P" P----->刷新模型根节点
/ o7 c. h( {/ |5 N1 v
' H; K1 Z5 t$ M# e2 w' j$ D( U& xvoid XXXFunction::UpdateProductRoot()
; V) M% N4 e$ `
* a l3 |1 Y* v) X/ G! w{* }5 v" |) U( z- a' |, y. X k
8 D( {5 c2 t. z# c; R" z3 q
//*******************************important**************************************
% @4 |% F- h+ s3 P5 _/ K! l E# w% Z& o: |' o4 d9 W n
CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();9 r+ ~7 U) t, J5 ^4 E* i N
5 ^, `: |/ {9 y* y CATFrmWindow * pWindow = pLayout->GetCurrentWindow();
8 y6 [0 C& |( B7 a+ V, I6 T) l- a: H P1 W( q
CATFrmEditor * pEditor = pWindow->GetEditor();
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+ x8 a7 r3 V! c1 [ CATDocument * pDoc = pEditor->GetDocument();
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* {5 A- x! ^* t; e7 K, F# ^7 x //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4 z- {$ P1 i0 l3 @
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//首先,获取该当前活动文档的产品根节点 / P( E5 Z& R. K( ^( X! p* ~0 D
: N! Y! p; [7 e/ `# L CATIProduct *piRootProduct = NULL;
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CATIDocRoots* piDocRootsOnDoc = NULL;# W# D. c+ k+ i' H
- h( a- a+ l, g4 U2 o HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);0 {+ e9 F2 g1 d ?1 y5 c
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if (SUCCEEDED(rc))
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- b" I5 y+ e7 }5 N // Retrieve the root product which is the first element of root elements
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CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();
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piDocRootsOnDoc -> Release();: k1 z! m3 d+ C
; }6 @; } D0 z piDocRootsOnDoc = NULL;5 |! }* V$ x# K% h8 I1 h
# Y7 d; i+ [* ~" x CATBaseUnknown *pBaseRootProduct = NULL;
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7 V, _1 e0 }$ D7 Z if (pRootProducts && pRootProducts->Size())* W% x4 ^& Y+ k% T6 B' L3 w! r: l" Z) p
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( L! M6 [* f- | pBaseRootProduct = (*pRootProducts)[1];
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7 W% w+ M, }6 ]. v( ~ delete pRootProducts;
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pRootProducts = NULL;- I( c! u/ T$ @; }1 S) C! T6 I
0 ^5 z7 Z6 F4 S% x1 N$ W if (NULL == pBaseRootProduct) return;: ?9 `! C/ V% N3 ]( l! @7 m: M
! T' ~6 N6 \& I2 k% k$ H w rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);% c N) c8 b5 w$ z0 t ^
* W1 ^: M2 y/ z! ?3 k' \ if (FAILED(rc)) return; p$ ], i; ~# j6 g8 x
, ]7 y9 Y& S' @* X* n //对模型树进行刷新+ K+ b; t, f6 B- {/ K$ @
* J- x7 y* x4 V3 ]2 y2 ~/ R CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新( C8 i* z5 y1 C* I! G) m- S# f
7 i# @- L5 o; c; y. q( E pPartRenew->Update();
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else return;
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' k# Q! [$ w" m //----------------------------------------------------------------. s# A2 y( l8 F% u6 Z
1 R2 W8 a. t3 T" ?! y' u //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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# @6 l! C I- x& A CATIModelEvents_var spEvents = piRootProduct;8 V) _. X' d, o4 z3 B
9 Y5 R3 M' a1 ^ `8 S CATModify ModifyEvent(piRootProduct);
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0 G; j5 G0 x; o+ a9 q8 g3 d) ` spEvents -> Dispatch (ModifyEvent);
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4 o" F; Q) j6 _! c q! W* f0 o% g //Update the graph view$ {+ Q) c7 n7 k
: b2 B( C6 r7 h" U6 p2 R/ M" ~ CATIRedrawEvent_var spRedraw = piRootProduct;! A p) x0 c9 A, b1 p
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spRedraw -> Redraw(); 3 u# H, A9 I: ?. C- N/ D: I' \4 d
, R+ }" M5 ~& M/ ]- _; c piRootProduct -> Release();" P$ }/ A W$ \1 p
& ^8 c& h& w+ [3 O& Z piRootProduct = NULL;6 d/ b4 w$ ^2 U" `
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}
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