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CAA开发之文档操作& [* X9 A; W6 L: z* V4 n
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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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9 d( z1 n; [. V( G WCAA中对文档操作的基本步骤如下:2 E( D- \) V, U: s; d8 f
0 S) m. E( H1 R( R# p, `创建会话 - creating the session
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新建文档 - creating a new document; i1 D9 W# b4 ` @$ ~# i( o
8 L2 m/ C/ L/ D调用接口 - Query Interface+ y* ?8 {# c6 ^
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获取根容器 - retrieving the root container$ `' \( q8 ]: Y: g% g/ m7 T! |
' h' p# l) ? C" r+ ?保存文档 - saving the document
* d, a3 H) H6 ]
4 J& g3 H' ]5 o# R: v删除文档 - removing the document! x5 E# ]4 D4 p) K9 J
. x" p @# T9 T1 }* u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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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。. `/ j2 y" ]% n# \- C+ q# v" ~
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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)
8 Y4 |" k# j" 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
7 ^: f( L; W4 @9 E7 t' {New:新建一个空文档
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. f2 X( d# I+ p- B# L0 l) ONewFrom:新建自
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新建文档代码:
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CATDocument* pDoc = NULL;! Y+ u* k! W/ w, B2 h, }" r3 C
HRESULT rc = CATDocumentServices::New("Part",pDoc);
8 M+ A8 V: t9 nif (NULL != pDoc)6 f) f6 }8 D3 X* v) x# P4 f2 G4 A, T
{# W( v) {! u$ |( m4 q, O
cout << "New document created OK" << endl << flush;
" r/ [! i: r1 p' I* V% ?}
: s' v2 R" b6 Y r% yelse- D* U+ W# Z z: U& s, e# J7 l
{
7 U# q6 G7 v5 H" R E, J cout << "ERROR in creating New document" << endl << flush;
; L3 A( ~2 o' ^, ]3 ~) n/ ] return 2;
3 c4 h3 K8 o* s% U, w: T& k}- M( |" J2 L3 L0 R5 E
) Q. l w0 A" N5 }2 文档加载(Load the document)
! V; U/ ?% a3 c8 I文档加载即打开现有文档,主要方法包括
9 Y" I5 V. {- ]CATIIniInteractiveSession 中Open方法:打开文档并可视化显示. _! e' C0 p' W( I& q! D% o
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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:
& n/ u. C+ s+ R5 E1 y7 `" n" HCATDocument *pInstrumentDoc = NULL;* ^$ f, }2 X& a5 q& G% j
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CATIIniInteractiveSession *piSession=NULL; W- e* q7 f" {' i- Z
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CATSession *pSession = NULL;5 I9 r6 g7 s$ [: S0 Q2 g
" Z( Z; q5 Q' o* M( u/ E- A4 Hrc = ::GetPtrSession(pSession);
% s0 H! k- t5 {& Z8 O5 q0 f( A# r: }: x G5 g: |; O* ?+ C
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);6 ^: c0 q1 ^& C, a" ` R4 d! `2 _
% _+ ?0 Q/ D% T5 i0 N5 O
CATIEditor *piEditor=NULL;% L* l5 ?! o$ m, ^% Q
3 H% M; T6 C8 B I9 krc = piSession->Open(PathName,FALSE,&piEditor);
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2 G, k8 }3 r; G5 \6 }) i: ^CATFrmEditor * pFrmEditor = piEditor->GetEditor();
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- a0 r& C. A' i- `: z; MpInstrumentDoc = pFrmEditor->GetDocument(); - K7 E6 f' @5 a6 } h. V! [$ d+ q
8 N8 F& J2 f; r2 z ......
7 _/ |7 m" Y0 J( o
% ^$ g- e- J! B' D0 P' f9 c, }2 g1 aOpenDcument方法: ], ~% D, d Y/ f3 v
& d( {" z. Z( n( G, H/ k8 ^" n7 M2 bCATDocument *pDoc = NULL;
. H) |) }; `$ Y% d- wCATUnicodeString storageName = "XXXX"; //文档保存路径名) V0 ~7 l" J4 Z6 s0 X V; V
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rc = CATDocumentServices::OpenDocument (storageName , pDoc);
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if (SUCCEEDED(rc) && (NULL != pDoc))9 V5 ]9 r# R! ~
{
) G Q' m( P$ S0 T cout << "Document opened OK" << endl << flush;; { N& g6 ?% F0 l+ Z! `- m0 q- K$ L
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else! ]; ]6 `0 X3 L2 Q2 o
{
" q$ h2 K4 Y6 M; `, c/ j } cout << "ERROR in opening an existing document" << endl << flush;& w6 Q1 P. E+ `8 f, z, ~
return 2;
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3 获取当前文档6 p W1 _3 x9 V. T G* 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,; r4 ?, q' |$ Z
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CATFrmEditor * pEditor = GetEditor();: a) a- Y$ p8 `
if (NULL != pEditor )
2 ]- d+ Z) U) U; I{
. V3 l$ F5 p" X! T8 o6 r2 S9 e cout << "Editor got OK" << endl << flush;
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cout << "ERROR in getting the current editor" << endl << flush;
0 u) h9 q( J: d$ p# }- c# } return 1;
# }' j7 b( l# y$ w" H5 p}
" r9 j$ J# f+ S+ L q/ SCATDocument *pDoc = pEditor->GetDocument();& L' u: _' {$ n1 x
if (NULL != pDoc)
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4 Y5 B0 h# v# {: p" M" B cout << "Document opened OK" << endl << flush;6 ?& i8 ?7 X( K6 j
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else6 Y" R8 v. Y c4 @! _
{
8 f$ R; m5 I9 u, |* ]& C0 f cout << "ERROR in opening an existing document" << endl << flush;& m6 Y B( Y' s% }4 M- X. A# T, G/ @
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。8 D' u+ A, P3 _+ j9 R
4 保存文档(Save the Document)
2 V8 ~) O0 Y4 R. `5 B; |0 F4.1 另存:即保存为新模型
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$ q2 n7 ^# y* FCATUnicodeString savePath = "XXXX"; //文档保存路径( c0 A( s, K& ^. p, @& X
rc = CATDocumentServices::SaveAs (*pDoc, savePath );
0 S8 R' C( r; m, x, F; aif (SUCCEEDED(rc))% z: K) P: l" R% S
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cout << "Document saved OK" << endl << flush;
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else6 V1 l# k' F6 _/ w2 d3 v. X, v
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cout << "ERROR in saving document" << endl << flush;
- T( D- f$ d" w. u) Q) T return 5;! S$ X. m5 H n- X
}
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( F; T: @: `+ \% j3 `4.2 保存:不更新保存路径
, Y) W7 @1 ?# s9 }: d q; o- rrc = CATDocumentServices::Save (*pDoc);" r: @3 B" Q- Q# X0 B
4 D: }" n, y* x- }; bif (SUCCEEDED(rc))
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5 w' d8 X* L$ Z5 \1 i cout << "Document saved OK" << endl << flush;1 x' ^6 ]& E+ I1 Q4 A
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else/ c' G9 i$ d- E# g. ^2 z
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cout << "ERROR in saving document" << endl << flush;
4 h8 E( O- z- Y: I# a/ K( T return 3;
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$ m+ T7 q5 z5 p# o6 Z# `5 删除(Remove the document)
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+ r. Q# l- B7 d2 Erc = CATDocumentServices::Remove (*pDoc);
% j/ F6 s) ?; xif (SUCCEEDED(rc))" D; A V' }( [+ e/ K+ T
{: o+ I0 j0 f2 p7 {: |( K1 m
cout << "Document removed OK" << endl << flush;
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else
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/ r8 n2 _3 T1 X7 N" M, ^2 P cout << "ERROR in removing document" << endl << flush;
4 T2 h, Y( \3 c) h2 m return 6;( B+ M$ `; J% m9 s
}
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, [: w" X& N+ a; T方法封装
& c8 T; C( ?" K# g# ~% S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
6 v' q& U* O/ Y输入:# z' [& n+ g: o
CATUnicodeString PathName //文档(模型)的路径. w$ @" j/ @$ b p. |$ D9 l2 r
输出:
+ E; q0 `# z, `CATIProduct ** opiSonProd //文档(模型)的指针
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辅助功能函数:
r8 F) }6 l* P; x$ D获取当前模型树根节点" h+ I8 w- q" p$ u% v. S
模型加载后可视化7 q+ S& ^% i( Q* j
刷新根节点
% W! {/ V$ {- ^3 B6 A7 R----->打开文件
; ?$ D2 B5 }* j3 \% ?9 WCATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
) T( h; Z! n& H0 m+ ~) M0 s% r{( H6 w' |7 I2 p7 b
HRESULT rc=E_FAIL;; w7 C+ {+ P+ E! h% F( V1 C6 _
CATBaseUnknown * pRootProduct = NULL;# h% V. Q& S" j) L0 [
CATIProduct *piRootProduct = NULL;! {4 c% N$ W( v; w" x
rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点3 H/ L t+ N6 s4 d; P
if (SUCCEEDED(rc)); d0 ^, o$ j* t R2 x
{+ Z) P9 ~0 {) t2 r$ }. y
rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);
) H) s: f& r z4 t3 Uif (SUCCEEDED(rc)&&NULL!= piRootProduct)
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CATDocument *pInstrumentDoc = NULL; R4 Z& r* J3 w; T V6 |
CATIIniInteractiveSession *piSession=NULL;# `3 @/ x5 j T! N
CATSession *pSession = NULL;) ?0 A: u- T/ p/ z& W* `
rc = ::GetPtrSession(pSession);( Z. w7 r6 V9 T7 \
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);0 V2 Q5 f/ d; ^- J! Z
CATIEditor *piEditor=NULL;# t2 x5 P3 Y7 z% q/ U& E5 S
rc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
# b+ E' w4 j# V+ i: h7 B& Uif ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )1 s/ V( {! n/ U8 t
{ cout <<"The document" <<PathName<< " is opened" << endl ; }. d1 u* `" G* |; d' e
else8 ?! c. c( X; k M7 f9 x& n
{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }8 j& @ { f1 I2 x: K* [* V
CATIProduct *piInstanceProd=NULL;
* U* v) J" \" W3 [4 g Rrc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下
; U3 o& f& K! Y" c! [0 tif ( FAILED(rc) ) return FALSE;
5 E0 }/ e3 y) @! e p1 [// rc = piSession->Close(piEditor); & V) l- C; Q/ Y1 ~
* opiSonProd=piInstanceProd;- w% \: ^9 m3 |4 C- x }9 G0 u
XXXFunction::UpdateProductRoot(); //更新根节点
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+ K S0 C9 n8 |. ]return TRUE;
" w# i2 [+ p, w3 J}6 _8 x, d/ e- i1 @' D S
----->加载模型可视化! x) d2 t, L$ g& \7 S( S- s
. B6 g! d6 x: xHRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)
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{
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//AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP);
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, {2 l! m; ]9 ]/ K6 u' H! ~% b$ `+ C //AddExternalComponent全局函数所需的三个参数,
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# e0 I. N3 G- n% |% S- j; d //被**的product document的root product,CATIProduct类型# {9 x! w$ f! m! Z
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//将要**的part document,CATDocument类型
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3 P' e4 k3 Y- S. a //the product instance of the imported document
* f7 m; F9 Q S @1 C' L7 \' D8 c4 k& R4 ]; x2 Q7 e) V
//注意要**的document也要检索它的root product, j' I+ ]" N6 G) V; u R2 {4 |) x7 P
' [" x7 p2 E: r; K+ Q; J8 q cout<<"添加组件执行"<<endl;
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HRESULT rc = E_FAIL;
) v$ P- `0 U. N& ^- K
: B$ P7 O/ g8 B7 [( I if (! ipiFatherProd) return E_FAIL; % w% \* c7 s& R( w) y
$ ]0 _) F7 u4 l7 V8 X. M
if (! opiSonProd) return E_FAIL; . J2 O; ^; d+ H6 r
5 v3 E& d$ s" l' h2 }6 R if ( NULL != iDocument): I. o9 }1 [% r
* {9 N$ [5 Q0 w% P7 Y {8 Y$ P- m4 k3 H1 k0 ^! Z
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// Get RootProduct of the document to import.
! w+ b: f7 A7 F3 W& I$ ? }# U2 a: @2 T/ ]( P; o( P& C& V. m9 q4 I
CATIDocRoots *piDocRootsOnDoc = NULL; {# x+ \* p. ]9 r0 l
* d7 {8 o: a4 c" E Q rc = iDocument->QueryInterface(IID_CATIDocRoots,
3 z9 T' l; h7 o) L1 l$ s3 ?. u* T% P$ A: O/ C Y3 i
(void**) &piDocRootsOnDoc);
. y3 x- y) a( I: U. y, }6 e7 Y/ p6 b# }5 r& G% w Q
if ( FAILED(rc) ) return rc;, `* ]0 I9 U- L& Q* i0 }5 E
- d, ^4 ~1 z" i. {
CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();. v7 t& a8 W; }0 ]8 s L# n9 m
! b& [$ b+ D: I8 I
CATIProduct_var spRootProduct = NULL_var;
5 \7 h! K7 f2 F' [' X6 f8 Q/ b6 p: r8 A7 T. ?6 V
if (NULL != pRootProducts)" ?$ C: k4 L( U7 @; ?
7 x$ a$ r; g% U% s3 r. x9 H3 @ {
2 F4 n; s4 q( ]+ B- ~' M3 E3 }: t6 I
if (pRootProducts->Size())# A, F0 k2 d$ R( [! ?$ }
+ |4 D- N1 H$ Z$ w' Y/ t {
F2 i2 u- l8 q6 H
3 [! ~% t# { b spRootProduct = (*pRootProducts)[1];: r! n& \3 {0 Z( ^. b
( C1 u6 b+ W5 a delete pRootProducts;. _; q* A. O& {
* F8 |% F! Q8 O, S+ `
pRootProducts = NULL;
" ^& I1 Q! U3 }% \) [+ L" e; |
! M8 K2 W3 c8 i! ^, E' w" t8 M }
+ y o7 z# [% }3 ^1 \- v3 J- U! Q9 c+ M! @
piDocRootsOnDoc->Release();
+ \: K% ~( P0 m2 o$ @5 x
; I( d6 U5 u6 e) Y2 R3 ` piDocRootsOnDoc=NULL;7 O6 c5 k$ s" j
9 g& z# k5 }% n+ p CATIProduct_var spProduct = NULL_var;
( d! R3 Z$ y+ z$ @* l9 [
g2 ]4 q& b k if (NULL_var != spRootProduct)
6 l6 q o' y6 v& w1 _: x; G0 B% e
`; f2 p$ J1 H% O0 o4 G( L1 G; g( q5 k {- ? D; [& I v8 C5 Q0 L9 X" x
0 Q9 ?9 A, ^. a+ o# u spProduct = ipiFatherProd->AddProduct(spRootProduct);
" \8 o! Z# u' P. y: _: a: H
8 u$ b) |8 i) E- F/ u- N. I cout<<"NULL_var != spRootProduct"<<endl;7 M0 @5 g0 l( N2 C }! a
" ]9 x7 w& R# `, u6 E( S
}7 l: X6 E" ], j& F* J
* }0 b H7 u0 y' D& S else
' ], ?- L$ _# |& S2 d6 `6 Q% w& i( X" Z8 x3 S
{6 I2 }" M8 b5 ~& w! x2 u0 D D& |
8 U& ~: L- x) H8 {, F+ p CATUnicodeString docName = iDocument-> StorageName();
, C% P5 m5 G, `" t0 j4 L: A: ?
# ?5 M) |. H, w9 O. J! }; y ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName); m4 B! Y+ s- `9 G$ t$ a% _
* P. O N8 N2 U$ U
}
0 \+ H6 d( C. _* L C# v
6 Q. j% F7 F/ X9 ?5 U if (NULL_var != spProduct)! N) q+ @+ K4 r
* W6 j/ r# }# [5 k1 C3 I$ P. M {
6 C' ]* Q- x: K$ [& G9 Z" `
8 m5 q. P% R6 V) E0 z/ G rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);# \* R# h- h: V0 v/ e4 Y# h+ d& J- B o
, y; d n5 s! s: a8 A if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;6 W4 u4 T9 g5 n% g2 m
5 h4 z! i7 h4 P9 S
}7 q) Y; r& F2 g: \) u8 O( W/ }
2 Z4 p; o1 M* C `4 w# }2 g
} ) {; S l1 V$ J2 i
5 q% U! _% P( g7 C }
W/ }% y: X, l2 e" ? n* h' H1 j$ a
. } a# d6 ]# g a6 R return rc;
( Z$ e* P2 f) U6 J# c4 d3 E/ R. b: c: `/ k7 I, B4 ]
} + {% K% x. d4 k7 q
2 ^/ N4 ~3 _+ s, l2 p* _
----->刷新模型根节点! o6 U1 e7 ?& }* Z: V. w6 F
9 W2 l/ g j; h P" y
void XXXFunction::UpdateProductRoot() z: t/ @0 ~7 M8 p
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5 ]0 D5 @6 p- b# J
//*******************************important**************************************2 }0 B' ^2 }" G t
9 ], d8 \2 Y, W; @! I: D w+ S CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();
/ o$ L! z+ z2 S+ e, |4 ^
6 [1 m2 u4 I& D$ |( f CATFrmWindow * pWindow = pLayout->GetCurrentWindow();
2 {% S1 N- U- u/ l* v! o
0 w( V: Z3 g c1 i! _& W CATFrmEditor * pEditor = pWindow->GetEditor();' W3 O- N0 \ E# @. {4 S0 [
E8 k6 T: r) ?6 R5 n7 y. K2 ^2 d 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
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: W+ j2 R X/ b/ d s //首先,获取该当前活动文档的产品根节点 8 B% b3 A5 \$ U' q1 Z* h
7 ?" C6 z# g8 ~6 b' F% I CATIProduct *piRootProduct = NULL; 1 G8 i, p7 A1 b2 Q0 l) V
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CATIDocRoots* piDocRootsOnDoc = NULL;
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; G. }3 i0 [9 q/ c: F HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);) z" h1 ^! |! z3 H
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if (SUCCEEDED(rc))1 T2 d& u2 s, q+ i' h8 u
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// Retrieve the root product which is the first element of root elements% K: q. M# Z0 p1 E& y/ S1 i
4 u4 R# O2 p; x CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();3 V6 X, d5 C) s9 o9 o( q
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piDocRootsOnDoc -> Release(); {# {+ z( |. R) e- T
8 @$ H' j# l. c: o# i* C* }/ u piDocRootsOnDoc = NULL;9 [9 N. {* K g a# q/ g0 a
6 {! }4 Z& D7 o, t CATBaseUnknown *pBaseRootProduct = NULL; - F( n r# X. {) Y! x+ e
+ d1 m0 f0 A' `3 q* { if (pRootProducts && pRootProducts->Size())
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. e/ _& p$ O* j! _ pBaseRootProduct = (*pRootProducts)[1];
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delete pRootProducts;
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pRootProducts = NULL;
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4 [0 z! M( G& g( a# k if (NULL == pBaseRootProduct) return;
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: T3 o D% w) _- ` rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);
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5 Y6 R2 P2 t( W" S2 t if (FAILED(rc)) return;
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//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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5 o" j) K- W# {0 i" X; } { pPartRenew->Update();
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}
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else return; $ O: Y3 F* U& m& K
! f( Q5 o: R" k: K //----------------------------------------------------------------4 [) g! P' E9 ^8 a# f3 p
1 q3 K- o: w9 q9 t0 K) o( i //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。& k. J- @; f, \8 N2 E2 w# p4 U" T
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CATIModelEvents_var spEvents = piRootProduct;
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CATModify ModifyEvent(piRootProduct);
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$ P$ J5 m$ _; g( v spEvents -> Dispatch (ModifyEvent);! L3 o7 F5 u( i: ~1 j
' P' z/ }3 D& W" w* m* q( I. k4 F8 a //Update the graph view! r b# ?( m% p- |5 K! q. c9 L* w
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CATIRedrawEvent_var spRedraw = piRootProduct;' O, R; D! V: g+ p
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spRedraw -> Redraw(); ' l" p/ D- u& j5 O
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piRootProduct -> Release();( v- w1 x) m G
1 u4 {! M: n- x piRootProduct = NULL;
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}
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