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CAA开发之文档操作0 H+ z" W3 t& D S- d+ n+ t8 b
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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。3 M0 P& Z& p' U7 i' h" Q' }
1 e( t6 D3 X( E; q) E* i+ ]: _
CAA中对文档操作的基本步骤如下:" k2 f0 e- p6 m
A" H2 X0 L9 f; J5 ~1 E创建会话 - creating the session7 J9 S9 H' r2 S' m- P- s
- t5 b8 i2 ^8 w- B+ e新建文档 - creating a new document
) @1 d1 B% x/ N& G4 G1 C3 @
}, g) z& T' c) ]7 D5 P调用接口 - Query Interface
6 N: j. k7 a7 Q% e
( d/ \' }0 Z3 Z' c6 s获取根容器 - retrieving the root container6 I. m m" g9 E7 a- h9 n& A: f
8 q. A( B- d! T4 |' `# J! f
保存文档 - saving the document
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删除文档 - removing the document/ `+ b( c9 w* {( f9 K" _
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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。
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n3 v6 J! P3 C. F. b9 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。* k( b |# u n; I0 z& w
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下文将对各步骤进行补充说明。9 W. H9 _! {* v+ n1 r
7 t* B$ K# c: @$ {: g1 文档创建(Create the new document)
; A6 e, S1 N" |* o$ D' y- R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 b4 \; L1 Y# \& \8 ]& M
New:新建一个空文档
' R" J; E G) J3 Y/ I& z
' v# ^* M- q l' k+ v H# FNewFrom:新建自
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新建文档代码:; y! d; _' j( T0 N# J# |' ]
1 b( g( u* c4 y+ B. z. Q _CATDocument* pDoc = NULL;
) o1 @# ]7 J1 l8 ?HRESULT rc = CATDocumentServices::New("Part",pDoc);
: v/ {4 E$ }- Dif (NULL != pDoc)" m6 |: A5 ]$ O7 f$ `2 x+ U" V" \
{
" ]4 C D( A0 c& z cout << "New document created OK" << endl << flush;3 C7 E$ F$ q% b0 W
}
l/ H: E. h$ K. A# j) Q, X$ F' n8 Ielse
+ K( J# [: q- |/ }2 `{5 C; B$ D# C! i4 i7 Y# P
cout << "ERROR in creating New document" << endl << flush;
2 M9 u! K; Y4 ?: x" y, [ return 2;5 ]& _0 e& ?& L% z
}
: t# ?# p8 k b W/ Q E8 u: t- X' I
7 D7 q- V, m2 k0 m2 文档加载(Load the document): O9 v! ?6 q: b3 ?
文档加载即打开现有文档,主要方法包括
0 k3 s, N3 @' [6 Y6 TCATIIniInteractiveSession 中Open方法:打开文档并可视化显示
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! [: e) j5 z0 H& {CATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行
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Open方法:1 L6 }' Y1 G, {( y" k
CATDocument *pInstrumentDoc = NULL;) A/ v6 h0 t/ e7 R# R! i) B
! y9 w" v' O7 k' eCATIIniInteractiveSession *piSession=NULL;
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CATSession *pSession = NULL;
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; y5 S1 o! W- @rc = ::GetPtrSession(pSession);7 m5 R# v: X, ^
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rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);, m |6 w& [/ h5 g3 d# u3 T. a
# |1 j. F0 @5 ~4 e, wCATIEditor *piEditor=NULL;( G( c2 l/ p* H- Y8 S0 i2 T4 s
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rc = piSession->Open(PathName,FALSE,&piEditor);$ \+ h8 [" ], i8 }5 q% N5 G0 T
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CATFrmEditor * pFrmEditor = piEditor->GetEditor();) U V# b& \9 J1 ]
2 b, d/ U3 i% N- E) HpInstrumentDoc = pFrmEditor->GetDocument(); / q% z9 W0 Y# ?) z. O0 B
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......' P6 \: H- t# d2 Y0 i
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OpenDcument方法:; z6 A, k' H2 O' A
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CATDocument *pDoc = NULL; ^) {' j% U8 q# k
CATUnicodeString storageName = "XXXX"; //文档保存路径名
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rc = CATDocumentServices::OpenDocument (storageName , pDoc);
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A" L" H; n7 `5 fif (SUCCEEDED(rc) && (NULL != pDoc))3 _% a" X5 f `* d
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cout << "Document opened OK" << endl << flush;) h9 L4 n$ o8 \8 _
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else
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cout << "ERROR in opening an existing document" << endl << flush;
6 ?' G3 \' j! q; F5 O$ g3 { return 2;
$ ^' w9 }$ a# B, ~! p- \8 T; S}
, U3 y) z2 U# U7 t' ^& M3 获取当前文档3 X* ?( A5 l6 c' U% I: D* w
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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CATFrmEditor * pEditor = GetEditor();
3 U* `' {# n7 |! K5 Aif (NULL != pEditor )
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cout << "Editor got OK" << endl << flush; _( ?, s$ F* f2 q& e Y
}
2 O/ j# f2 f& O2 celse; @3 k/ Z5 W! b: V4 j0 Z
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cout << "ERROR in getting the current editor" << endl << flush;
# i8 @$ x9 m/ \% w- \! J- \. k return 1;! b: |7 y9 ~5 l6 ~( V$ [
}
+ u# [8 o& x9 `: ]CATDocument *pDoc = pEditor->GetDocument();
) c/ }& s, R! Q) H6 q {if (NULL != pDoc)
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5 m) f- C' C3 j" n/ o* R# ~ cout << "Document opened OK" << endl << flush;
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9 d9 o% h+ n% v$ \: O$ h9 zelse
' c' d3 l5 P+ K3 |9 T3 ]" A; v{
: g U" d/ N( @( L0 i } cout << "ERROR in opening an existing document" << endl << flush;
; y+ v$ I6 t5 k; ]2 y 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。2 z5 u3 I% q0 L: {# t
4 保存文档(Save the Document)
" s/ w. K' Q, ?" z+ F) F4.1 另存:即保存为新模型' z- ~8 c( [) R# e
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CATUnicodeString savePath = "XXXX"; //文档保存路径
$ I8 I+ g* x9 Zrc = CATDocumentServices::SaveAs (*pDoc, savePath );
4 ~0 K2 @% s! V" T% [4 Yif (SUCCEEDED(rc))
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$ r8 ^8 A3 T+ \, P) ]# s3 u" A cout << "Document saved OK" << endl << flush;0 c: n" n: K1 d( O" u9 `+ A l8 o
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else
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cout << "ERROR in saving document" << endl << flush;1 y. k3 A* Z) d* j
return 5;
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4 M8 E. o. |0 c: n% L' J8 H4.2 保存:不更新保存路径; V F6 e) E4 i7 j& G1 r
rc = CATDocumentServices::Save (*pDoc);
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, |: S$ b' X |- O6 U/ f) U# uif (SUCCEEDED(rc)), H/ O2 D1 z, S+ p
{
5 F3 q" [, \/ f l cout << "Document saved OK" << endl << flush;0 |, p6 o2 k0 W
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else
! l b+ N! A/ X, @% L5 \{
! h( s+ J6 k3 T4 g7 k/ Q: Q cout << "ERROR in saving document" << endl << flush;
2 }% O' h" T& o% U- ^6 U return 3;
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5 删除(Remove the document)
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rc = CATDocumentServices::Remove (*pDoc);$ N( [1 G5 J: m1 R
if (SUCCEEDED(rc))" U. @+ @# Q- t0 d& {& `
{
+ }5 X2 E" f! N' z9 i% N8 f0 A cout << "Document removed OK" << endl << flush;( H3 m w) b# I9 w0 |" s5 y
}
! X! D+ N+ x, ?6 p7 A$ s, G/ Lelse
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cout << "ERROR in removing document" << endl << flush;
: [6 r7 t+ L1 X. [( b7 j! p8 j return 6; w+ [ ]2 T: f/ {' D7 E( G( U
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8 f" C$ o6 S6 [) n3 m' `方法封装
+ p$ D3 @- ~5 J- ^# k, T) Q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 \0 U1 W3 ^- i" ~4 f4 L- a
输入:
% J4 b) a1 B+ T" r6 U( P/ d9 E- QCATUnicodeString PathName //文档(模型)的路径
! `+ M5 e2 _+ V, p6 C2 t% M输出:
' l# K; f/ |. t- `% p S' N) NCATIProduct ** opiSonProd //文档(模型)的指针
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: s7 \* P3 s; [* v5 ?辅助功能函数:: x, k5 v% i, x+ D- y7 _' d) a: ^
获取当前模型树根节点. n- v( D4 Q7 |% ^2 p0 ]
模型加载后可视化
( _% d! U# Q9 i刷新根节点
9 F. O% } ^$ f5 N& p% M----->打开文件! b( d0 A# [0 F+ M6 X
CATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)3 B- X' |% a( U+ N9 _
{3 `, ?2 d# ?6 ~: n3 V9 _
HRESULT rc=E_FAIL;
* ]6 B2 h' i/ k1 dCATBaseUnknown * pRootProduct = NULL;* N/ m+ G/ I- V# ]9 u4 t* X) g0 p6 \
CATIProduct *piRootProduct = NULL;7 r( e" B+ I6 V& F5 A$ ~/ y
rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点
1 ~4 L1 `8 S% Y8 kif (SUCCEEDED(rc))3 K" d7 N% ?: ?& V v
{) j8 }+ Q7 _1 s" {2 U+ H5 M
rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);
6 H6 j+ N; K7 ^ v! I' wif (SUCCEEDED(rc)&&NULL!= piRootProduct) b, q5 ?2 U* z. E1 D' `
{
) h. G, r A8 }) `$ uCATDocument *pInstrumentDoc = NULL;
( H6 m9 L! ^. G/ lCATIIniInteractiveSession *piSession=NULL;) k5 b8 v! D% Y. c2 u# q& H) _
CATSession *pSession = NULL;" q5 X' }# A$ S+ n8 {9 [
rc = ::GetPtrSession(pSession);
3 R/ ~9 G L$ W- Lrc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);# V- o. ~& \$ }
CATIEditor *piEditor=NULL;) g" E6 O0 `! F7 e) Y5 ^/ \9 J7 O
rc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
. h& Q. k$ `' Y Bif ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )5 Y. t/ m4 g2 W6 K
{ cout <<"The document" <<PathName<< " is opened" << endl ; }
4 X( }3 @5 ]4 l3 ]4 _3 Helse
' u) t8 y; R- S3 T% ~7 i{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }6 H1 {- I- s$ f, V1 ?0 Z7 K2 o ]
CATIProduct *piInstanceProd=NULL;) S1 N* u! g/ ^% ]2 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
' X: V2 W& i2 e. |! K" Jif ( FAILED(rc) ) return FALSE;2 ^* o$ A# N" \/ x" }* Q
// rc = piSession->Close(piEditor);
9 z1 Y0 S: s1 |( u; W* opiSonProd=piInstanceProd;$ l. I! }) u4 N# Y; p! E2 @
XXXFunction::UpdateProductRoot(); //更新根节点 o" _5 j: e R/ e* c
}0 `# p! B" F9 N3 I, j* G% s* ~
}3 j6 ^! }% V* p9 B& Q/ _
return TRUE;
# V/ `: h( C# D7 j/ C3 M}' c9 \+ d1 T8 X5 r. x$ a4 b
----->加载模型可视化
$ O& q. Y& o& i3 x3 O( P7 V' u8 {! Z: p( c0 ^( D" s6 A1 E6 Q
HRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)
. @6 H* p3 l* q& r5 M6 ^# i' {* a6 x" j' J& ?$ g7 t9 W
{
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7 f* K! U+ s; s; m% m6 h$ T //AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP); 9 m; r/ K/ |# m1 G
) n7 e/ G" ~5 F //AddExternalComponent全局函数所需的三个参数,1 ?8 }5 N+ E% G2 a6 c) n D
" O! n6 _) S& U/ \, k
//被**的product document的root product,CATIProduct类型! N+ N# S9 c" H$ o* X
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//将要**的part document,CATDocument类型$ p1 f' f' ?( v$ W' O6 N d
6 {! _* A' |2 v$ H( r
//the product instance of the imported document
8 C9 {; g" r; R5 r {
6 _4 t: C$ E' m, P! a8 [ //注意要**的document也要检索它的root product
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2 r4 q7 W7 v" y* j cout<<"添加组件执行"<<endl;
1 d @4 [7 [# s) |7 A; ^8 C/ F3 |. n: S3 r
HRESULT rc = E_FAIL;
& M7 L# a/ Z! g4 r# H# {: I% K" p' E/ i0 c: H% F, m
if (! ipiFatherProd) return E_FAIL;
1 I3 C- v$ I4 l" P1 B0 [& ]( T; F4 b4 }* ]3 ~3 W
if (! opiSonProd) return E_FAIL;
' D* q# f- E% d5 r }
9 _: o$ A9 S, ]' T if ( NULL != iDocument)
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{
6 ?7 f* p u; S1 W1 ]$ R$ ^5 c
# }8 M% I. Q6 K1 T, q4 `, ] // Get RootProduct of the document to import.' l1 A+ v' l$ \/ k
+ Z/ Y* R/ U7 R CATIDocRoots *piDocRootsOnDoc = NULL;* W; }3 ?3 {3 W8 j) C* X. o" ]
( C7 N4 k: ]* @/ F rc = iDocument->QueryInterface(IID_CATIDocRoots,
* J: B$ X& [; E) v" o) K$ H w2 X% j( T1 s3 \
(void**) &piDocRootsOnDoc);
$ q, e' |) g- z U7 r* H, r- ]3 X* {2 y3 ^: ^4 p1 P8 x
if ( FAILED(rc) ) return rc;: E* p6 H0 L% n2 ^7 y/ O7 B0 W, ]
. `! P8 l! s+ q" W; G CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();4 J& g5 J9 q+ A- T5 {- ?1 c
& j: Z$ n( I0 {" k, u- \
CATIProduct_var spRootProduct = NULL_var;& L4 L6 }' @( \- B( C$ W
0 N& R I5 q6 h7 z A if (NULL != pRootProducts)
6 s9 r5 r& T) D5 M
; E7 g; I' A! \$ I8 \ {
! S& d: e7 U" Y. n- m, ^: Y* T g, S; P
if (pRootProducts->Size())8 |5 t7 |/ m# T
' w" i% z3 T- ^ f% e4 M3 e { , J1 h! z, \& L4 y) G, M2 ]
6 m( @: G+ a: |# e7 f$ r spRootProduct = (*pRootProducts)[1];
) F+ R7 {' w/ ^" B. W; K2 b7 o# W7 `$ s* N( w$ e% g7 t
delete pRootProducts;% u5 A) s5 P4 w/ C6 b
. Z1 ?0 `5 y6 d$ }( q( M" c& ?6 L) h
pRootProducts = NULL;( o( o7 x- b9 x: i) h% ^) M4 c) i
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1 x( |( I& h' S: N piDocRootsOnDoc->Release();. N1 n: p/ u$ i$ [" z! t6 h: d
9 D% c: W# N2 Y s$ K piDocRootsOnDoc=NULL;+ s0 T3 s6 v" v( M+ |
) d/ Y) D) r) r1 r CATIProduct_var spProduct = NULL_var;( Z3 M# p# K( P9 g1 P
+ d! b8 o. x4 W. l/ `+ r% G# C. N4 u' K% i if (NULL_var != spRootProduct)
! R( |: u: B" y. a: d( O% x, e, b: u! m5 T" I
{
8 [9 q3 i0 y$ A' o q; w6 L. J
, a9 M) L0 `. v/ t spProduct = ipiFatherProd->AddProduct(spRootProduct);# R! l7 a1 t3 U& H4 C% i
' i0 q5 R8 G5 b* R cout<<"NULL_var != spRootProduct"<<endl;
+ G! Q9 f3 U% f3 K9 L
! [. q' F4 b; i* r6 y; r }2 f4 Y4 e, U# P2 Y+ N8 ] J5 x
8 v) B& j4 S7 n9 b! C6 z2 ^ else
! l) z- _ [9 ]+ ]% ]$ l$ |
# Y7 }$ ^/ K: P. t$ C0 ?& o {1 ^# O/ r+ m- g' x8 }
9 k6 C, I# z4 e* R1 |6 c _% \ CATUnicodeString docName = iDocument-> StorageName();
8 F3 ^% P- ]; m, R, H0 ]. I! |( z4 T( {/ S, ^: w# [; O
ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);
& i* Y, K2 `/ ~; Q9 u
# Q/ \0 p( q6 L: _ }
* e" i2 h5 i' d; F( Y
3 o! P3 J1 S9 V* l& ]* P6 R2 h+ ~ if (NULL_var != spProduct) Q4 q$ ~( y+ ~, ]. h
2 Q& b3 ?; w8 L% S1 B {
3 T+ X9 H* X9 c( q- L
: h2 D, X( A/ m2 v! l' e3 D rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);# r. H" n" `; g# u. ?- g" T1 j) q
`+ ]% s+ _$ u7 U
if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;9 d% f+ o( |8 A' J' p! L
) |" t: {5 o R: o L$ C. s# W
}7 G' ^! L: V$ `
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2 @9 T! f; G5 s' h# Y1 B% B# h; Z# p" o1 h
}* ?" |, v& Z' i5 X- a
/ _' P! c; G3 T+ h9 O1 ] return rc;
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} - ?) l" u( ]! P
. E/ j( Q m1 y. i0 S$ M
----->刷新模型根节点0 S7 ]7 _& C; Y f. [( Y
' V+ \6 W+ k% q+ R6 q5 L* K* Rvoid XXXFunction::UpdateProductRoot()
9 j$ ]4 K& y! X+ b' w' E- C3 P2 r
{
# G2 k: N) R4 d- F! C2 v+ V- T5 r- i- O& d, a s$ ~
//*******************************important**************************************
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CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();% M, i) c6 I* v
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CATFrmWindow * pWindow = pLayout->GetCurrentWindow();, |6 ~) a- a9 U0 G/ @6 q+ M2 U
~2 h/ ^. r" ~, k CATFrmEditor * pEditor = pWindow->GetEditor();
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CATDocument * pDoc = pEditor->GetDocument();
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1 g- H+ y% f) 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
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5 C7 A8 z: W8 I2 _& J //首先,获取该当前活动文档的产品根节点 ; i* i* A+ i( R$ t5 V
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CATIProduct *piRootProduct = NULL;
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6 I: p' } c, r- R CATIDocRoots* piDocRootsOnDoc = NULL;
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- E. }5 }* x, O6 z, K' `/ I P HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);8 V2 \ U; g( @' ]2 E% X
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if (SUCCEEDED(rc))
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{
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# h& M" E; @ _, G$ T // Retrieve the root product which is the first element of root elements8 w( W1 @$ R& t# |
d0 p0 p' g _3 h CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();/ R7 m* b$ ], g- _
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piDocRootsOnDoc -> Release();
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piDocRootsOnDoc = NULL;
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/ n/ C$ F# b. v6 Q: _* F CATBaseUnknown *pBaseRootProduct = NULL; , ^( O6 t3 Q) S9 k3 ^
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if (pRootProducts && pRootProducts->Size())* R! J7 C' ?8 A# q2 y5 j/ U9 }
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pBaseRootProduct = (*pRootProducts)[1];% p# s1 x7 D* h* q b! |
( e: v+ d- P1 ~# a delete pRootProducts;
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pRootProducts = NULL;/ e1 i" F6 N: Z1 `
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if (NULL == pBaseRootProduct) return;2 n$ L5 E2 K+ h3 ]0 O, ^# {1 r
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rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);, ]' J- l# @/ x. g- W: P
. ?3 o9 f: d# [ if (FAILED(rc)) return;
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2 ~0 x2 F; y- h* M {5 Q3 y //对模型树进行刷新
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CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新
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pPartRenew->Update();
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}
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else return;
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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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, O" ^+ _7 x7 L; U CATIModelEvents_var spEvents = piRootProduct;
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8 U% s8 K" A+ D4 \! e' l% C! ` CATModify ModifyEvent(piRootProduct);% h: ?# o' T, \. R5 d) y; l a. ^8 n
+ S; K! E |: C6 Y" M spEvents -> Dispatch (ModifyEvent);
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' y" p; O$ }4 p% D+ J; R4 o+ U7 Y //Update the graph view
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7 \2 z0 @8 }" I8 H" C0 X CATIRedrawEvent_var spRedraw = piRootProduct;. ~+ w- R8 h1 e' d$ M1 G
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spRedraw -> Redraw();
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$ F6 Q v8 J& ^. f piRootProduct -> Release();
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piRootProduct = NULL;/ c* _% m$ t! O
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