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CAA开发之文档操作2 ?5 E& s5 y+ v; F5 `3 {
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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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. I( w0 i3 q- ?3 vCAA中对文档操作的基本步骤如下:+ Y- o' ~: w1 o9 ?" A& [8 b0 w
* b1 f6 X( v9 s# b( p: w6 b创建会话 - creating the session+ k; S3 N) m, y4 H
4 I9 l5 ?8 O& V7 S3 f- M新建文档 - creating a new document6 |/ Y. R$ ?+ J( m, p Q# b6 }$ i% G
- v. L! i8 q( f
调用接口 - Query Interface
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% ]* N# O4 N8 l2 A获取根容器 - retrieving the root container
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保存文档 - saving the document
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删除文档 - removing the document7 O2 e- L o- _ ~! M
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删除会话 - deleting the session
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. o/ h2 Q1 D9 n+ n5 x3 D- _7 s4 N5 b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。
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- u. Z) G9 r; E! ~下文将对各步骤进行补充说明。" L/ B- F* V; `# Y
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1 文档创建(Create the new document)3 T$ S: P. L+ P L
文档的创建通常有以下几种方式。可比较CATIA中文件菜单项( v' C6 A. m; M! E8 |, j8 R4 Y
New:新建一个空文档
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+ D) ^/ g8 p+ u8 { q8 }NewFrom:新建自
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) p; r6 A p, Z) c, H* B新建文档代码:4 R5 j: A) I( s8 J( x( l! p
! R, J1 C) W2 ?* g7 M. ACATDocument* pDoc = NULL;8 C7 V; k, h8 s% O' W" j
HRESULT rc = CATDocumentServices::New("Part",pDoc);% f& o O9 F: v( P' N
if (NULL != pDoc)
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4 F1 n0 h2 y" w+ ^! ? cout << "New document created OK" << endl << flush;) |. g& O/ |7 ?
}
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{4 k5 P/ r8 n) R7 A- k# B
cout << "ERROR in creating New document" << endl << flush;' u0 T2 g& `5 n/ H5 |3 g
return 2;/ m. Z- f2 X; {& p6 D: D
}
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2 文档加载(Load the document)* _- b0 D$ M, Y7 q; a7 C# O. L5 G
文档加载即打开现有文档,主要方法包括" h5 @! i# k4 P5 c& S& A
CATIIniInteractiveSession 中Open方法:打开文档并可视化显示0 C( |6 ^5 q. i' t
* q" u, p+ x( x' kCATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行
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Open方法:% w1 l4 |8 i6 ]( s* A% X
CATDocument *pInstrumentDoc = NULL;
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CATIIniInteractiveSession *piSession=NULL;
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8 P E! l, \7 }7 Q+ o8 @CATSession *pSession = NULL;
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rc = ::GetPtrSession(pSession);
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+ ~5 d7 S! o# G" Urc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
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CATIEditor *piEditor=NULL;
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% A, R% Z% ^ D/ V1 Arc = piSession->Open(PathName,FALSE,&piEditor);
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) {5 u/ @1 V& n$ d8 ?7 z6 x4 GCATFrmEditor * pFrmEditor = piEditor->GetEditor();
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pInstrumentDoc = pFrmEditor->GetDocument();
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......
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OpenDcument方法:
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CATDocument *pDoc = NULL;8 ?% g8 m9 A/ f6 F+ E+ Z
CATUnicodeString storageName = "XXXX"; //文档保存路径名9 E5 @, j" |. ^. |9 F
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rc = CATDocumentServices::OpenDocument (storageName , pDoc);
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if (SUCCEEDED(rc) && (NULL != pDoc))
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cout << "Document opened OK" << endl << flush;4 q9 M1 |2 d" k q# I
}
! W% L' L1 |! L5 Q) r/ z2 aelse
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cout << "ERROR in opening an existing document" << endl << flush;5 s4 f+ T3 l$ n P
return 2;
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9 y" Y& P, M+ b% z# h* v3 获取当前文档
/ E7 H3 l- Z& m$ ~5 g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,0 C3 Q* \; _/ c
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CATFrmEditor * pEditor = GetEditor();
$ W, D4 F- _9 \* W: A% x! kif (NULL != pEditor )9 E* C j- ?9 A" D
{
) y. l) n. ^4 z) r4 s! y cout << "Editor got OK" << endl << flush;
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* \% U+ M. T- uelse
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cout << "ERROR in getting the current editor" << endl << flush;
1 N' b. n6 ^# X8 w" ?0 _; j2 i return 1;
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7 u3 D' ~1 j+ J" WCATDocument *pDoc = pEditor->GetDocument();" {1 S9 k+ Y3 f2 {. @+ j$ j
if (NULL != pDoc)$ X4 n5 w. ^ g8 O1 L9 z6 R
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cout << "Document opened OK" << endl << flush;0 [! m& H' O8 {7 j; C8 |
}
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cout << "ERROR in opening an existing document" << endl << flush;. k) U$ f5 n( ~) t! R! X
return 2;; S2 ^+ w9 T6 o) C8 z3 ?
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! o' y' }1 Z$ y 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。" c4 Z; T, A+ j$ j8 d0 u3 F1 j
4 保存文档(Save the Document). T( Q ]. s$ [* \% k/ c' k
4.1 另存:即保存为新模型* j" F+ t. w/ D3 Q" |" D" q7 m* b7 ?
- k. c4 ~# U' Q7 O# Z: s4 r" }CATUnicodeString savePath = "XXXX"; //文档保存路径; S4 T; R, G/ D2 ^ n/ i5 o% H; M
rc = CATDocumentServices::SaveAs (*pDoc, savePath );
4 o' \* k6 j }0 Q3 {if (SUCCEEDED(rc))+ c, B( r" N+ \. t8 l1 k
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cout << "Document saved OK" << endl << flush;! ~! @0 o6 a6 N- ^! K- c& h
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else1 Z3 P4 ~$ [+ T9 C
{
1 _$ B( y( m3 F6 H) ]! b cout << "ERROR in saving document" << endl << flush;9 g: q i. W, S D* R
return 5;
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4.2 保存:不更新保存路径( G! t) R' F3 T+ S
rc = CATDocumentServices::Save (*pDoc);$ x6 @6 @! z, Z# K
: g" i" G+ x5 K( |9 u; ^if (SUCCEEDED(rc))
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cout << "Document saved OK" << endl << flush;5 _) T; g( o; w. _) n
}! C g/ I2 g. q8 S
else
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8 W! o5 f7 [4 p- W( g) Z0 @' c cout << "ERROR in saving document" << endl << flush;6 N1 ?* x6 M# B% R6 Y
return 3;
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5 ^7 k ~7 n# U/ K, U5 删除(Remove the document)
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/ {1 `0 s+ ], K" K+ Z. j" orc = CATDocumentServices::Remove (*pDoc);
! B+ Z/ @* m! x; J7 e: Yif (SUCCEEDED(rc)), k# F: Y+ G' I( o/ B; x
{
# p$ R; y9 M- f! b2 K8 A/ { cout << "Document removed OK" << endl << flush;% Z, O- o5 ]0 N% T
}
* U: ^: a# n" `! M- a2 nelse
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6 |6 _( R! w7 p3 }& K/ U cout << "ERROR in removing document" << endl << flush;! b$ S5 ^3 b! Z' L. ~2 C7 t% m1 k
return 6;
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" x) D7 d. p6 H1 }9 p方法封装1 E: J/ k8 u+ r$ 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
" [% a3 M: [+ D7 j输入:
2 I* f/ ?4 n: W& ~/ i6 h0 iCATUnicodeString PathName //文档(模型)的路径' C9 f- `# [) ~! p9 i" r
输出:' n' e5 B2 `3 L; W
CATIProduct ** opiSonProd //文档(模型)的指针' u+ _3 Q; T' T; }' V
" B7 x3 L% ~/ Q9 g% p
辅助功能函数:
1 T# D" @, I% Z5 J0 }" f获取当前模型树根节点
Y) L+ J6 `& E0 ?7 m. w模型加载后可视化
4 |' I8 d2 S# }2 z n3 T刷新根节点
% @- B: r U" K5 @8 _, w, B: P----->打开文件* [/ w5 z& D E; ?7 L' l
CATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
\% J5 j% J: J" b{
0 N7 \2 [( o, s+ FHRESULT rc=E_FAIL;
' ^7 {% a, n" tCATBaseUnknown * pRootProduct = NULL;
6 t4 S5 @! L' E9 }' qCATIProduct *piRootProduct = NULL;; ]& r( \* ^- Y: Y7 [: g7 }: m6 b* E
rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点
0 b+ O9 ]3 y9 @: v7 K2 h- ]! S- ]% tif (SUCCEEDED(rc))
% K7 n+ R L6 ~+ j/ u{
8 K) U& o4 k8 Hrc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);' B% u/ S( @& }3 R( v
if (SUCCEEDED(rc)&&NULL!= piRootProduct)
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CATDocument *pInstrumentDoc = NULL;
1 M+ l5 _& ^' n% R$ h( }, Y; ?/ iCATIIniInteractiveSession *piSession=NULL;
3 F, L$ m2 L* |0 o3 }/ ?- j( kCATSession *pSession = NULL;
7 H! e5 K0 Z3 P! E S. D4 m# D/ Mrc = ::GetPtrSession(pSession);! O q; Z7 d8 E% K
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
- u. I( v2 @! f/ v* Y+ KCATIEditor *piEditor=NULL;
: E) B5 c; e: |5 N/ p: krc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
9 u' t! i) b5 k) F7 N4 Qif ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )
0 \4 k3 R( `* ^4 K{ cout <<"The document" <<PathName<< " is opened" << endl ; }4 u/ W v# ~0 {* N7 e7 S
else7 N& E" }( B( p7 Y
{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }" _5 Z7 ?* \8 ^; g% r, E* r' }
CATIProduct *piInstanceProd=NULL;8 _& Y" d3 m" T9 ^ 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 6 u# H. q6 |! A) o& ] B
if ( FAILED(rc) ) return FALSE;( M( y3 e( D, o# [6 N; O! Q5 \' ~
// rc = piSession->Close(piEditor); 2 f, m4 _1 |8 I2 c; {* @4 h
* opiSonProd=piInstanceProd;, ]2 ]9 p0 }0 ~
XXXFunction::UpdateProductRoot(); //更新根节点2 O0 Q, O! ^6 I6 N$ B' J
}
* t1 C) `) ` {. @* e0 t5 J( L- ?}
1 S! ^6 Q" j( ereturn TRUE; `2 i% A7 A r+ p
}
& M5 x1 y0 }4 a8 T1 _' K----->加载模型可视化
& [9 V( r- i2 o9 J
& X; ] z) i4 q/ \HRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd): g R" ~, S4 t" G% w J
! ~2 C1 T& \; ]$ N
{
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//AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP);
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//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
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//将要**的part document,CATDocument类型
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//the product instance of the imported document. X& R% G5 [, `
6 F' m+ Q4 c, s4 H- V+ U //注意要**的document也要检索它的root product9 v6 ?: [8 M! J) A
9 G. Q8 W- ^3 X; K \0 R# W cout<<"添加组件执行"<<endl;
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HRESULT rc = E_FAIL;
& j# j E) B. M9 y( S2 @' z* a% O5 K2 Q1 I6 W/ h
if (! ipiFatherProd) return E_FAIL;
2 \* G9 b/ x! R, K2 j
3 T$ h' C2 Q1 s4 B/ a if (! opiSonProd) return E_FAIL; $ Z7 S* G" y+ f' j
, {5 ?. E% F, s4 `: r* O if ( NULL != iDocument): o( f6 o" y y' @7 U
# |" ~2 P& Z( {( w) \/ T2 r
{
1 @/ Q9 ?" s4 R/ t1 H
7 o) C( e7 `4 [: b* @" { // Get RootProduct of the document to import.
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6 g0 a; f( X2 w% h CATIDocRoots *piDocRootsOnDoc = NULL;" D2 a" a& ?! U; x/ m- M# c
" E' j* O s- r. A* s
rc = iDocument->QueryInterface(IID_CATIDocRoots,% R- c7 z- q& Q
( Q" ~# O8 X( x% f0 | (void**) &piDocRootsOnDoc);
5 V2 Z* w; W% s r7 c% U' d6 s: S+ D6 C. X& t( M4 r- B$ Y
if ( FAILED(rc) ) return rc;
: m( n6 l* Y1 P- F+ z) C" @$ X% S; s/ U% Y
CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();+ X% K. p) S0 u$ @/ x1 |6 j) h* P
u Q% S) y' ?0 h/ B& S5 y1 l, L8 y
CATIProduct_var spRootProduct = NULL_var;
% J( E2 g8 O* |
$ b0 G1 v+ Z) a, O3 F/ t- _" z if (NULL != pRootProducts)+ l( K4 R; o; A: O
0 R7 R. R5 o. e h
{( ]4 i' ~% v/ K P
( M1 z4 S6 y3 R
if (pRootProducts->Size())
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* w5 _& s. s9 @ spRootProduct = (*pRootProducts)[1];1 [, m1 w2 X" q0 x+ m8 H% S: n
( g+ g& B" {1 b& b2 d delete pRootProducts;
/ I1 X% I: @. ], @1 B- w
, E. z. ]+ R4 C pRootProducts = NULL;
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}& ]; o7 m# ~5 I! d9 R* ]/ `
0 Q( d% m @) {3 c+ `. {7 S
piDocRootsOnDoc->Release();2 G/ t- A' ^( l) j* C
1 x# |$ V( K/ j
piDocRootsOnDoc=NULL;) x9 L8 E' A' m) t4 T" Q8 N. J4 m
, s; O0 J! W1 n& H" u5 F% g CATIProduct_var spProduct = NULL_var;
+ Q6 T5 U4 ]3 E, k4 t3 R# G; b& D5 m1 W$ L
if (NULL_var != spRootProduct)6 h4 ?! b' Z7 u; {6 l1 u9 x
6 [; K7 C2 Y2 F3 d {! P1 C; A5 r' @: R4 o9 i
7 C4 Q3 o8 t6 }: r( ?9 o3 c" Y* k
spProduct = ipiFatherProd->AddProduct(spRootProduct);
/ Y) L7 t. |, {! ?/ w
4 c! L7 H/ W' ^9 H& j' K( N cout<<"NULL_var != spRootProduct"<<endl;
8 D/ m" Q% }4 e7 ]% L* m! h$ ?
+ U5 W: X0 n) s! v }
( e. i3 q2 G- w; J4 _
: p b; c2 s, Q- e; T: Z% v else1 |% {+ L" k3 s+ Q5 u' e
2 B* h) L/ x$ `$ W8 D* P
{
: m1 C' ~1 `; s2 v' w+ u, y% q4 v8 a/ E7 R5 b- K" ~" `
CATUnicodeString docName = iDocument-> StorageName();
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ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);0 @( {' O0 D1 I, M$ ]: o
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}% `+ \5 b& _; S. ]; h! N
" [9 ^8 h$ b! j1 o
if (NULL_var != spProduct)9 @( k) F5 O, _, E& ~/ c, G6 ^
) @" f/ Q; @! y( \9 }- g' O
{' Y1 ~7 d, a2 V% T! A1 {) ?
5 k. O+ L# X7 t2 j# j* [
rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);
4 z z8 F% ?+ c9 ?; Q. J" D, e; G! {
if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;9 i- N* D* x j7 j3 {
& q% D5 L) T5 t6 e3 z$ _# W2 c }
0 O9 S% w9 X# ~
b1 b( N" j7 t) I } ' e6 c% _9 m9 A, b: y7 p% \
6 G J3 P! ]- O& N. |5 U: F
}5 t$ r% @7 y' T+ l' {
- ~# l- s" z/ P. \' ~: a return rc;
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9 X, o& k, p% l: S6 f, m}
: L3 M3 n2 Y: v, c0 x- U' E' M% ]* N* A0 ]$ m8 K
----->刷新模型根节点7 K" J+ O% Q! \4 h
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void XXXFunction::UpdateProductRoot()6 O0 Q, A) c" ]
. y' r- D0 m$ \2 H5 k{1 }+ N: ~3 ?! F) Z
1 J. e! I! j: n. Q( r9 x
//*******************************important**************************************% a/ _$ I4 X M8 p1 b
0 c0 X; y1 d: A: ?. b
CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();, A0 w: t% `6 s2 e
# O | p7 _9 ]1 q7 S7 R# t
CATFrmWindow * pWindow = pLayout->GetCurrentWindow();
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' R2 o; C. d4 _3 R CATFrmEditor * pEditor = pWindow->GetEditor();
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: K' z2 t! _: C$ u: Q, q CATDocument * pDoc = pEditor->GetDocument();
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" \. x+ @" v, Z7 u$ ]# K //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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. m0 \* a; e \# X5 A* n! [6 h //首先,获取该当前活动文档的产品根节点 / E5 Z) o) R3 X* x0 W
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CATIProduct *piRootProduct = NULL;
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9 }/ W# d% M/ r% q& K( F CATIDocRoots* piDocRootsOnDoc = NULL;( f; N- b, j' Z) I( f; I) G
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HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);& q- F0 E$ a0 N D( w0 Q! T
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if (SUCCEEDED(rc))
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{
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6 x/ u, N* k/ T5 W. @. Z // 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();4 h) A$ m9 N0 Y/ W7 b
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piDocRootsOnDoc = NULL;8 i) _: e# j: u/ Y) F7 y
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CATBaseUnknown *pBaseRootProduct = NULL; + Z' h' H" ~7 T& \2 \) H ?
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if (pRootProducts && pRootProducts->Size())- w4 B8 B6 b3 j- H9 x% J. L
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{
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pBaseRootProduct = (*pRootProducts)[1];
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" }9 R5 b% A4 B8 |& W: R2 ] delete pRootProducts; z$ U) u) n( ], b7 G/ O9 v9 @
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pRootProducts = NULL;* G# H8 L( @. }! A
, U" \( ]' T+ r+ |5 b" \ if (NULL == pBaseRootProduct) return;
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rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);' \ t3 ^: E$ o+ |
+ ?4 g8 P# S1 u if (FAILED(rc)) return;
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//对模型树进行刷新
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; W& p, L6 w( J4 x CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新/ C1 A) g& {1 ]
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pPartRenew->Update();: \' L6 Y) Q0 G1 \8 h
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. _8 f( T6 w- @; i; G else return; 1 f) s( ~& H ^& b; ]$ R0 x
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//----------------------------------------------------------------
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- E0 y* n- G, g3 q- 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。3 ^& P" m$ l2 q
0 y6 r$ T9 h( @; P/ r CATIModelEvents_var spEvents = piRootProduct;
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CATModify ModifyEvent(piRootProduct);
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spEvents -> Dispatch (ModifyEvent);
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//Update the graph view. d" i6 d+ U8 _0 j, z0 S$ ?2 P
0 Y8 L# ^7 v- b$ ` CATIRedrawEvent_var spRedraw = piRootProduct;
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4 H3 W1 D+ i) Z, H( G. @. G q( B spRedraw -> Redraw();
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' d. \0 n5 ?, R- \6 Q piRootProduct -> Release();
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piRootProduct = NULL;
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