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CAA开发之文档操作7 I1 r( n5 k _7 e: q
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8 c4 F9 } g! D2 ?' M) ]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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CAA中对文档操作的基本步骤如下:
( t0 ?$ [: C# Y; q d+ ?4 B* V4 \( d& G, N: D
创建会话 - creating the session0 z' ^* `, T6 Y7 t" M$ ?
& B! U n6 P# l9 [+ H* S- c+ X新建文档 - creating a new document y9 ?* M$ p6 t( v- w# ~1 I
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调用接口 - Query Interface
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( v1 V9 r- o7 x ~0 p; Y( G获取根容器 - retrieving the root container
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' {4 y8 N( R5 a) z$ z. R3 J! `4 F保存文档 - saving the document' X' Z3 ~2 a9 L
& ~0 Z: e' a: n- J0 @删除文档 - removing the document
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删除会话 - deleting the session
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& F! _. l/ I) M上述步骤详细说明参考百库全书技术文章 Creating a New Document。: Q/ f" h/ z' j) R6 M
; b0 I8 G' X6 Z% _0 _* n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。8 q& F9 B2 ^+ f( i
: n% B0 o+ T- D5 l& w" R下文将对各步骤进行补充说明。 q! |, u' x+ C! C. }) e$ l
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1 文档创建(Create the new document)1 n/ ^/ X! v3 {6 n0 ]' Y" R8 Q
文档的创建通常有以下几种方式。可比较CATIA中文件菜单项
4 B/ s. |. i/ l6 k2 k* oNew:新建一个空文档- Z" [( P0 D: b$ p
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NewFrom:新建自
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新建文档代码:! x# H! B% t* m( }$ o$ |
0 r ^' B9 b& u. u6 g, e ?- ?CATDocument* pDoc = NULL;0 g5 e9 A: q% d$ ^% L
HRESULT rc = CATDocumentServices::New("Part",pDoc);
7 E+ m5 k4 r: @6 ?. K' l( bif (NULL != pDoc)# X! L4 e7 ^! Y( y. A
{
( h6 P3 q! R* G" X0 b$ z cout << "New document created OK" << endl << flush;# \$ Q3 r$ T% E s$ H
}
/ [, T) T0 O* j6 zelse# \4 W! K/ ~( m2 P$ R
{* G3 G4 _. M* \# t$ F
cout << "ERROR in creating New document" << endl << flush;
: _% r- }/ d1 L4 b return 2;
7 h; l/ M( k9 h* k}
/ w0 r, p4 R$ x$ s3 w/ \, ~) M* J
! y9 T2 N- K2 S/ T$ y2 文档加载(Load the document)' i2 o( q- ~, P& {" L
文档加载即打开现有文档,主要方法包括
( u% }* G$ d( A9 l) T4 ECATIIniInteractiveSession 中Open方法:打开文档并可视化显示- O0 B- d1 g# Y4 v
7 `, I1 A- O: l$ ^
CATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行
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Open方法:
( g W0 j8 i& ?$ x) GCATDocument *pInstrumentDoc = NULL;
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CATIIniInteractiveSession *piSession=NULL;
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CATSession *pSession = NULL;
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rc = ::GetPtrSession(pSession);
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% |2 v* l' i5 l) R% Wrc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
# }* g/ z$ t, U- I1 m" ^1 Y6 r( f5 k b
CATIEditor *piEditor=NULL;) a. j+ Y& d" c( V/ _. Z$ ~
* x: p3 C& [% W$ jrc = piSession->Open(PathName,FALSE,&piEditor);* \# r* r( V: n
# C( v9 u+ P- a" [) K& X8 y
CATFrmEditor * pFrmEditor = piEditor->GetEditor();
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pInstrumentDoc = pFrmEditor->GetDocument(); 7 T# Y \ |7 w. F5 d& \/ Y8 W$ x3 {& A
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......
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OpenDcument方法:9 X( o5 U& [; T! [" R1 G' Q
* w7 U3 I, c& o0 H m7 r7 nCATDocument *pDoc = NULL;
) |. p& }0 e) L6 U+ b% uCATUnicodeString storageName = "XXXX"; //文档保存路径名
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rc = CATDocumentServices::OpenDocument (storageName , pDoc);
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if (SUCCEEDED(rc) && (NULL != pDoc))
( |2 Y1 b, m( m; H+ i& e2 q# l{
( x% K9 E' c6 A cout << "Document opened OK" << endl << flush;; G# u1 U7 M. w: X9 G
}/ o8 k5 Q: q A |( z
else; K( Q+ U: o+ F- n( H
{
: J4 e. x+ L. T9 `1 i cout << "ERROR in opening an existing document" << endl << flush;' K9 e; ~, U2 u+ U
return 2;* r+ S) p% T! S
}
% O" X+ \8 o5 B B3 获取当前文档
( q6 ]& ^1 S) b7 l* q) 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,
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CATFrmEditor * pEditor = GetEditor();! x, u, h: G! v% p6 a" C
if (NULL != pEditor )
# k9 u" l, o1 P3 t i{* j. e3 C/ r" T& k& ^
cout << "Editor got OK" << endl << flush;( D$ K$ H# r, H7 N7 q- G7 _ `
}
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cout << "ERROR in getting the current editor" << endl << flush;7 P7 `8 D2 W' X4 M/ M) ]- h; [8 C
return 1;- _. Y+ V2 \. V$ F
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CATDocument *pDoc = pEditor->GetDocument();6 K" Y0 U" f+ }& d( z
if (NULL != pDoc) ^3 L, _3 `, x' E
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cout << "Document opened OK" << endl << flush;
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5 k2 M7 i- v f2 V6 v, belse
2 n/ l" Q! m9 B2 _. E{
' J5 l9 l9 {. P cout << "ERROR in opening an existing document" << endl << flush;+ Q$ W% G6 I/ e% Z
return 2;6 u6 G! M" [1 U8 [" s
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/ u% @7 f6 S: P# _8 Z7 D6 P9 a2 m 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。: Z$ k6 w+ |" ~, h3 _( q
4 保存文档(Save the Document)1 k% G% \9 l" L6 `5 @6 y; }
4.1 另存:即保存为新模型
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CATUnicodeString savePath = "XXXX"; //文档保存路径
, X$ V% r/ ?- frc = CATDocumentServices::SaveAs (*pDoc, savePath );
8 A* C( Y ^: }if (SUCCEEDED(rc))* q4 N9 L7 P9 y1 d+ ]( J, J' W
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cout << "Document saved OK" << endl << flush;
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! m: d6 [: @) ~, C, X4 y, C6 t4 ~else
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0 [- A @- O& T" [ cout << "ERROR in saving document" << endl << flush;
9 b5 j+ p; F$ e# H return 5;$ d- ~! H0 b8 n2 D: s/ Y& N* P
}
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5 a; A5 g8 Q1 y9 K0 D3 K9 @# w4.2 保存:不更新保存路径
; _% ^, o7 r3 Irc = CATDocumentServices::Save (*pDoc);
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if (SUCCEEDED(rc))
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cout << "Document saved OK" << endl << flush; M' ~. L2 a, n% }, L# h, e6 N
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else
" ~" J4 Q! _( |8 a. |{
6 M' [+ @' l: B; Z cout << "ERROR in saving document" << endl << flush;8 j4 G2 H: L8 ]4 h9 \$ F
return 3;. N, V0 Z. e& h* s; w
}6 I2 X+ |. A N: g
1 ]* A a4 X1 N8 W5 删除(Remove the document)
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, v2 |5 G1 n- D, s! y0 X" rrc = CATDocumentServices::Remove (*pDoc);4 K- H# }8 V* d; R6 w+ j
if (SUCCEEDED(rc)): z. F. R- D( M; C, A
{0 e* S3 f/ [; L0 Y' i0 k
cout << "Document removed OK" << endl << flush;
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& h9 E) u8 t! I- o0 Y1 p* belse$ u. `; @2 u c* m6 W1 n
{
/ O2 H/ {+ U2 t1 C4 x0 z cout << "ERROR in removing document" << endl << flush;
; f+ I9 i1 B% y7 W7 ?. o return 6;
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' p& T/ T7 z/ T7 S: U- C方法封装
. v3 m" Y; |- Q8 J, G2 }" J. z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 q4 v$ ~. g$ r4 t
输入:
9 P1 ^2 u2 c3 N, M* [, z; b6 {CATUnicodeString PathName //文档(模型)的路径7 O4 Z# g4 b* b p. T/ v% x ^
输出:
2 Q( Q' Q+ t* GCATIProduct ** opiSonProd //文档(模型)的指针8 B; ], {; R. e$ j9 Q
% I- f9 D7 \2 N$ w$ v辅助功能函数:
! i/ {% P% q5 n+ S6 v; z- ?, s" S获取当前模型树根节点
: U: a( M* @# A# [, s模型加载后可视化9 x3 N4 d* x( I' `" j
刷新根节点
4 E3 X) J) f+ _----->打开文件
1 g- a1 u, e; z' R- M; V2 S) HCATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
( ]2 C/ F' t% H1 s6 }. Q{
; \, Y0 C+ Q' A+ kHRESULT rc=E_FAIL;2 N8 [1 `; j2 @8 P% c% I
CATBaseUnknown * pRootProduct = NULL;1 [8 J0 N5 [$ u0 v3 B! b
CATIProduct *piRootProduct = NULL;" {' Z! }/ b, h& j, ?
rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点2 m+ h0 l6 \1 \) o4 H
if (SUCCEEDED(rc))
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rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);0 n; T3 j4 K' S8 L) u1 G, g% t
if (SUCCEEDED(rc)&&NULL!= piRootProduct). }- D/ u: a/ W Q) \9 C
{/ S1 W5 \8 \+ h3 O, z
CATDocument *pInstrumentDoc = NULL;" w! ^- U' B0 i+ G0 n
CATIIniInteractiveSession *piSession=NULL;
4 h0 f2 P% t' `8 jCATSession *pSession = NULL;$ z6 s" T! F) @6 `& B0 q7 O; Y
rc = ::GetPtrSession(pSession);& P" o$ [9 O$ F. {' @+ w" l, T
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
, m' W. U1 d7 {1 dCATIEditor *piEditor=NULL;
7 ~+ W! R2 \: X) a# Jrc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
6 Z! H& a& F" B |$ T" \3 lif ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )
# U+ E# |6 F: L{ cout <<"The document" <<PathName<< " is opened" << endl ; }1 v1 {& \8 ^2 V- E$ w3 z# r
else
/ }3 J+ d1 ` k0 L2 E{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }- {4 y; x5 O/ m
CATIProduct *piInstanceProd=NULL;
$ B+ F5 a/ U, ~% xrc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下 % g6 t+ x8 t, G# Y2 I" G* f
if ( FAILED(rc) ) return FALSE;$ a+ y9 b6 ~" z1 b1 w5 z' p
// rc = piSession->Close(piEditor);
& ? Y7 @" R1 |0 w- b8 M4 `: L* c" A* opiSonProd=piInstanceProd;
3 \" e3 [+ ?$ g/ f; Z4 N+ UXXXFunction::UpdateProductRoot(); //更新根节点! G" U$ @( B2 I6 Y# J2 W2 N
}
+ Y8 w4 x+ ]. u8 ^}
) I* O w0 {% h. v: m' d: Qreturn TRUE;
* @$ O% J4 @" L}
) o5 Q/ R8 D. _0 [----->加载模型可视化. C+ e! }7 q# g$ R5 Z0 P F
5 x0 ]8 W0 _# P3 Z- ]9 t' {HRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)9 Q8 x7 A& V; r8 Z5 X
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//AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP);
! R2 r( K S3 C: h9 y% f8 T0 d+ N4 ^
1 H+ c1 Q4 i5 H; }9 z8 Y //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3 p" D M# C. N! ^$ U) k
* E5 @& w2 I: W/ A: W h. L
//the product instance of the imported document# h+ K, @. ~2 H: J) _/ m
% w8 w+ ]& R1 s' i$ w: p //注意要**的document也要检索它的root product
8 l" R9 A; k' g. L. _/ R" ^2 B0 M9 U6 l- k& t" R
cout<<"添加组件执行"<<endl;" [& t9 Q2 U. W7 n/ g/ `# Z
( R6 o* q+ S0 W" ?* ~& ]0 w# M4 u. v HRESULT rc = E_FAIL;+ \) h# I" L$ O* h" e( ~$ _
. n. d2 n' } U4 Q" j: T if (! ipiFatherProd) return E_FAIL;
* V" E3 P( t$ f% o7 u. r
( T! ~4 h# p; z' G$ x$ t2 } if (! opiSonProd) return E_FAIL;
+ D" z9 R1 V9 F2 L O- [% ~" T! }% s5 Y7 s% W4 I
if ( NULL != iDocument)
4 F5 |( \8 \; v9 d+ U" P9 i) `1 h' O" M- [$ H8 K+ J( ^# h
{
! Z' C8 w* o2 c8 W; O$ b
( x. J% S8 m7 J. H* ~) G, j1 m // Get RootProduct of the document to import.
5 K. ~, H* t ?# w- u6 V7 o9 U' |2 v, c2 Y
CATIDocRoots *piDocRootsOnDoc = NULL;
. n' E6 e4 |+ g# m, L% f1 {+ v9 r* N2 c( X) h
rc = iDocument->QueryInterface(IID_CATIDocRoots,
\0 _' v5 B, l8 |
0 f; J) a. ]0 l3 j (void**) &piDocRootsOnDoc);" J$ U! R/ _, d1 r; C
2 P5 b3 l, r; k$ M4 Q1 `; p
if ( FAILED(rc) ) return rc;0 s! T4 G5 q3 r% d
( }7 f C4 w; d) O3 Z/ W
CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
0 C8 x0 [) J) K5 ^
5 q' z2 F5 q h) P7 [ CATIProduct_var spRootProduct = NULL_var;
: z& c" |4 }9 e0 c1 z% B2 v- c& ~' v& q# [ `# p: T
if (NULL != pRootProducts)4 C! D8 X6 P: x4 J
: U) T: P' m/ V9 P( K A" {7 o
{
2 f. B0 n; n. ?: Y `. n# [/ b
9 \* ^; x6 ^$ D& l+ n3 S" F if (pRootProducts->Size())
" K7 e6 O4 ?) F8 u1 G/ A
0 Z9 h1 r! T( t/ n {
( ^- }; X8 B5 K# C8 v; U
4 Z, U/ t6 T' V4 c3 \* f spRootProduct = (*pRootProducts)[1];" S+ i! r9 C- Z8 C$ B+ e
7 L1 z& _. i N. P3 u0 Z
delete pRootProducts;
/ b$ H3 D2 } e
. `- x+ @9 L+ P* k- Q Z& ^ pRootProducts = NULL;: V6 ^4 q+ y2 y0 t9 g8 \
$ M9 y6 f9 i, G5 q n H
}
/ t& d* K( a2 j9 t: y$ _( `& N- C' m+ k
piDocRootsOnDoc->Release();
6 t2 `: g u& |# q0 @* D
9 A' V& g8 ^8 s2 I* ^3 @ piDocRootsOnDoc=NULL;
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CATIProduct_var spProduct = NULL_var;
7 T! l# ?0 }6 y z) d. Y% M
( Y5 [: k) Y5 | V: ]& C g if (NULL_var != spRootProduct)
) I/ ^! s" I5 _6 z3 c" i( m' W, j8 {+ q# u
{
1 k( S h$ J/ E1 W
2 Z2 P, v+ `( d4 ~& g spProduct = ipiFatherProd->AddProduct(spRootProduct);9 G: E( E4 T7 X
/ D, v6 S& e2 `4 ` cout<<"NULL_var != spRootProduct"<<endl;
4 o. n' R2 P- A7 M( l1 q+ X- ^4 l$ Q/ t, j7 s2 ?2 d# |
}1 O) F# s0 f: o' p
+ K6 m7 k/ I v X/ ]. R' L+ ? else8 n+ G# R8 F; X `
: U" L7 I9 l' ?/ [( _$ H7 a
{
" s3 u$ o2 M, N& ~ W# g8 y7 \* n: G. v: G* |: Q) r; X
CATUnicodeString docName = iDocument-> StorageName();
! E9 T/ y4 n0 E
# o; C1 O! }$ R; W) C- x( C3 r ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);, ^; O% |" x) F# P. _, g
. o: L9 j. p5 m( [% ?8 J& G+ W
}# A$ a, Z Z t6 ^1 l$ U; c6 @4 [. |
$ x" q, X3 e- E0 l if (NULL_var != spProduct)
3 W5 q6 l2 q" `, o
* {4 v4 `1 g" e8 J, Q {
3 a- d' C, _/ ~7 r0 ?: {# r: l$ S# N% Q2 A7 T
rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);7 j+ Q) `/ W R6 R, A& V& b! O$ t
2 d: u* c# E! {' M
if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;7 ^; b1 J3 u% `/ A! D+ S& K
# H6 L# s/ [$ t }
' a1 l0 F7 u6 S; c1 P; Q4 d0 X! f: A% c2 e* o
} Y9 v) T8 s! {" L% r
3 R- D, b5 `2 \7 w4 j. Y
}2 d$ J% @4 G! X* A
% E( Z$ S) R+ j, H4 T return rc;
3 T1 x' ^3 r3 t5 ~5 N5 w# p8 n$ ?0 M) T; F
} & E5 S. K! P( @3 X) l, R
3 l6 X% _( C+ s* b T4 t
----->刷新模型根节点
6 }( ^% J8 ] W ]. [$ C; @# n/ \0 E! F8 P6 o
void XXXFunction::UpdateProductRoot()4 X7 v: l! C0 H8 U* N8 @6 K% p
8 _5 Z. _- G3 w
{
" k' \* ]% w" ?* B [7 C0 X+ S+ z. V& z3 {
//*******************************important**************************************2 C1 }0 k( ^3 P0 a7 @ I2 C+ k
3 G/ B+ e: l5 I, G
CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();
+ X! o+ k# u" _# t2 i; u
& U: x i" H& M7 W" T3 Z CATFrmWindow * pWindow = pLayout->GetCurrentWindow();$ \# d: Q M7 _: p% k$ b5 d
$ `' k2 C: g. }- i
CATFrmEditor * pEditor = pWindow->GetEditor();
2 j* n" b! W6 m( z4 j2 p( ?
+ Y+ B, ^ A4 C; a7 D( [ CATDocument * pDoc = pEditor->GetDocument(); ! g2 F) N5 Q/ k1 r* f
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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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4 j: e) W( P+ z4 O //首先,获取该当前活动文档的产品根节点 / Q4 Z( H. n" z) k9 B( {
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CATIProduct *piRootProduct = NULL; ' S: s+ H/ ^% ]6 q; Q/ b* G
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CATIDocRoots* piDocRootsOnDoc = NULL;; l# J; l y U8 _# G& o3 f* O$ I
* q) X/ X) }! B% f1 e, S( V HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);/ _/ H/ K( g5 O
- p& h# L7 D9 u& I7 a if (SUCCEEDED(rc))
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: ^; [" P8 I$ d# L9 D" h# ?- S // Retrieve the root product which is the first element of root elements' R9 v1 C/ S5 b) M0 Y4 O- T1 w% ^
/ Y9 E/ I! M) Y5 Z/ \! Y7 ~ CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();- R( X" u7 [2 j) {0 T
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piDocRootsOnDoc -> Release();
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piDocRootsOnDoc = NULL;
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w" c. E t M$ a5 m; ^- Q CATBaseUnknown *pBaseRootProduct = NULL; W0 @1 m; [. n# v' _- A
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if (pRootProducts && pRootProducts->Size())
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; I+ b" X5 k; } pBaseRootProduct = (*pRootProducts)[1];6 Q e8 n4 u: A% Y
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delete pRootProducts;
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if (NULL == pBaseRootProduct) return;
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rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);
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if (FAILED(rc)) return;4 |( p; o b+ y0 x& B
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//对模型树进行刷新6 O( p) U5 z% U* F4 [. X( x
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CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新" s0 c2 o8 P6 m
- C9 t5 \: f* \+ @) S% A, }5 S pPartRenew->Update();% U [) e# o$ i; x
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}
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else return; 9 L5 x/ x5 u9 h( \; e
; m2 i* _# _; E; m3 | //----------------------------------------------------------------
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( C, f: [: v+ A* ^5 D( f //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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spEvents -> Dispatch (ModifyEvent);/ e' H5 F6 ?2 |. ?$ ~
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//Update the graph view/ R/ y6 S2 H7 x9 h
: |2 B; h8 H; |: n. C CATIRedrawEvent_var spRedraw = piRootProduct;4 e& Q* t; u5 C3 r8 e
1 ~0 [ Y2 y: z spRedraw -> Redraw();
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% h. A1 v, Z& @, ` piRootProduct -> Release();
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( H( \/ n4 j4 ~) s& o* c& | ?$ K piRootProduct = NULL;9 L" t: X) f/ }+ F
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}
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