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CAA开发之文档操作! A7 `4 F7 Q3 H( L
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& r) w& ]$ k5 _6 {( N8 E+ SCAA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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8 o6 Q2 a, q* Q ^" ] z' V% vCAA中对文档操作的基本步骤如下:7 J/ y! g) _ f8 y* R- C
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创建会话 - creating the session
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新建文档 - creating a new document
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/ v9 f9 F. \' `* U/ h调用接口 - Query Interface* L/ i/ h- Z( U/ ?
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获取根容器 - retrieving the root container
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8 L; K# c3 X! {3 R保存文档 - saving the document
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删除文档 - removing the document
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删除会话 - deleting the session
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2 n# _; o! O- _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。& L8 y' A }3 P7 a/ a, I* f
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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)% ^+ r5 F+ t4 a7 ^1 j3 E5 h
文档的创建通常有以下几种方式。可比较CATIA中文件菜单项
n6 x5 f \) {. ]/ P7 n4 `% A: M8 kNew:新建一个空文档
5 C$ W& W5 F i& s+ i N& |$ i9 a- i/ e K
NewFrom:新建自# N$ m4 v" ]" P# x
$ l& D8 Q2 ]0 A: o7 m" B# \新建文档代码:, _- g) J. u5 d* m' f1 Y. d. g6 z p
3 x: \- ?! Y2 r# x8 @; zCATDocument* pDoc = NULL;
, _7 O) A% G. O) E' m+ k" DHRESULT rc = CATDocumentServices::New("Part",pDoc);8 i. v( I8 a" r# o7 Y7 W8 I
if (NULL != pDoc)
( S B# R, r. K& K! B' q{
# i; ^4 @- Y5 }* N; H4 \( A& d3 q cout << "New document created OK" << endl << flush;4 `8 G6 H8 b! p
}; X5 B1 z' ~9 e0 d! L0 q1 L9 `
else5 a2 ?8 j6 y! `* y! J2 ?6 ?( F
{+ |: e& ?$ n3 m, n8 |
cout << "ERROR in creating New document" << endl << flush;
5 B( {( [$ |9 D+ a$ X" j return 2;
4 G8 d: l ~: d) F+ H! s/ d}. J. w0 _% O4 l, E' g* J( ~: Q9 L
2 i1 z+ ]" Z' B: H! a" b$ _
2 文档加载(Load the document)
! V6 b/ A; w9 p, D& S# s0 w文档加载即打开现有文档,主要方法包括! a: _2 K4 h' J
CATIIniInteractiveSession 中Open方法:打开文档并可视化显示
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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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+ j, K- Q! i0 \5 t* v4 lOpen方法:+ D, K, F3 i3 u! P( d1 p
CATDocument *pInstrumentDoc = NULL;
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# x8 \/ B! C. BCATIIniInteractiveSession *piSession=NULL;
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" P2 t0 l1 ]: _8 J: C, b* xCATSession *pSession = NULL;
7 Z. e" U% q! |" O8 E3 m
2 T" |7 t1 z! q6 src = ::GetPtrSession(pSession);
6 L6 ~9 ]; ^5 w. v
6 I* n ~: ?( hrc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);; D+ ^' S6 b9 q8 }
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CATIEditor *piEditor=NULL;
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* i3 }9 v* V% W" u; Krc = piSession->Open(PathName,FALSE,&piEditor);& T& O% h( Z' `; ^9 m
6 u: X* `4 u6 u0 wCATFrmEditor * pFrmEditor = piEditor->GetEditor();
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% {$ m7 R" Y$ t1 N: LpInstrumentDoc = pFrmEditor->GetDocument(); & T& v# {3 F0 P! ~8 [
3 W# T2 _/ b0 c5 X' c; }) s( r7 i ......3 K- D+ B, g+ O$ S/ Q$ b
+ ]: E: o- g# D) V! ]9 M# C) JOpenDcument方法:8 q' V5 k4 @8 Q; w( D
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CATDocument *pDoc = NULL;
8 e2 c$ ] V8 j4 f5 I0 H2 s/ UCATUnicodeString storageName = "XXXX"; //文档保存路径名7 Z9 j3 I7 c. |) C @: t9 `0 ]
" }& y& J3 [- w8 [rc = CATDocumentServices::OpenDocument (storageName , pDoc);3 e+ q1 h8 \, X/ m2 \
! Z a4 M4 l( l2 F6 |if (SUCCEEDED(rc) && (NULL != pDoc)): J/ {7 T3 Z( [
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cout << "Document opened OK" << endl << flush;, x4 Z1 a% o6 R
}" d! J6 [7 _" N7 _. x
else
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$ W6 y: @' q; N2 d. ~ cout << "ERROR in opening an existing document" << endl << flush;2 M3 c. r+ V# h4 w5 i T6 q3 F9 a) n
return 2;# A" V- W9 N9 q. N! i+ o
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3 获取当前文档
1 x6 I/ r6 m0 J& b, g6 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,% ~* o1 K! g3 E- k* |
& w8 J* g( N# N( O$ pCATFrmEditor * pEditor = GetEditor();9 \7 u5 c- ~7 {9 o; V4 N; s' Q# c4 a# N
if (NULL != pEditor )
2 |' ^" w: Y, U5 o{
" o6 H3 ]6 D6 E: x( b% q cout << "Editor got OK" << endl << flush;
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3 h! M/ T" s) l/ w( N# @$ Belse, ]$ R( O" U" b$ l. q( ^, k# g
{
/ J+ V4 \; \, N6 [/ \5 F& r cout << "ERROR in getting the current editor" << endl << flush;
; u" X9 O) V& I- n- h return 1;
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; X. u# t1 M( S, s$ }% jCATDocument *pDoc = pEditor->GetDocument();; b0 r5 W7 w% J, P
if (NULL != pDoc), P/ [, a( W. \: J# t7 m
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cout << "Document opened OK" << endl << flush;
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cout << "ERROR in opening an existing document" << endl << flush;0 P8 [( c; a: r" J) M8 v
return 2;8 F+ }! M' k6 Y4 w4 w
}
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该指针的获取还有其他方式,如通过CATILinkableObject 类获取。
! j. p5 G9 d! o1 Z/ y+ u4 保存文档(Save the Document)
( ~% R E" p, n8 n$ I4.1 另存:即保存为新模型
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CATUnicodeString savePath = "XXXX"; //文档保存路径5 |7 ]9 b, s1 C) [. A& ], C
rc = CATDocumentServices::SaveAs (*pDoc, savePath );
/ l7 s/ M: q* F: wif (SUCCEEDED(rc))9 \) {. q$ m3 e
{
8 I& p' `( Q4 ?* q+ t+ d; D, J' z; t cout << "Document saved OK" << endl << flush;
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, v7 ^# D8 x0 s- z4 e$ Xelse
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cout << "ERROR in saving document" << endl << flush;
1 ^6 Q0 S; `7 p' e8 |! {, c return 5;- l) R9 B m) x6 N. @4 N
}
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4.2 保存:不更新保存路径
$ c$ M1 w$ y( m( drc = CATDocumentServices::Save (*pDoc);; V/ B/ \, B H% p' r$ `+ n
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if (SUCCEEDED(rc))) o9 L, y" f4 D! w8 i% i
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cout << "Document saved OK" << endl << flush;& v2 G- r4 e# u' g& R0 ~
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else
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cout << "ERROR in saving document" << endl << flush;: |, C6 ^5 W8 ?5 A/ r
return 3;
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4 y! Q& h4 l1 j. e, t5 删除(Remove the document)
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rc = CATDocumentServices::Remove (*pDoc);
9 _, k1 h: F- Y! h- s( R- a# @if (SUCCEEDED(rc))
) R- f6 Q& d/ X4 B8 _{
5 b# ]( Q3 G4 o4 _6 | cout << "Document removed OK" << endl << flush;* G* N0 y9 [* E! U. y; C0 @/ S+ z/ C
}
1 n# d1 Y6 h, {4 ~3 ]& nelse
, v2 p& i- v y{
. X1 V4 v; X2 v/ V/ {+ { cout << "ERROR in removing document" << endl << flush;
5 J, _7 ?! `& I) U# f5 F return 6;
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方法封装9 [) \' ]5 b9 h! a. o1 |
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 ]. k R: i3 r输入:
" t& {- I+ x$ J% A& ?# R2 L* CCATUnicodeString PathName //文档(模型)的路径" _* z1 Q, M8 a E- l0 M
输出:+ U: U7 Z+ \( ~$ N3 P B; w
CATIProduct ** opiSonProd //文档(模型)的指针
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% w# L& w: ]: F辅助功能函数:
7 Q; r, N1 z) C. m7 Y6 l/ s获取当前模型树根节点0 G( d( Y3 I: i( B9 _2 H0 c$ F
模型加载后可视化" b: @# w# }# M5 ?5 g
刷新根节点, d$ j7 z: C5 M3 u
----->打开文件9 i* I3 |0 v2 ~( d+ z% O0 ^7 O) B8 r
CATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)3 B) [2 Z2 k# w9 S, _8 d O
{
6 d/ w3 P; |3 m4 O/ T1 P, @% p- pHRESULT rc=E_FAIL;$ B+ r2 V' Z) ?8 G% @
CATBaseUnknown * pRootProduct = NULL;( h! @! b% r1 R
CATIProduct *piRootProduct = NULL;
- {, v( Y+ c3 ~" w7 _: trc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点2 t5 h( J( B0 ?7 G* ]+ \& T) y3 e7 l
if (SUCCEEDED(rc))
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rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);7 F4 e* G2 i1 I: ]7 S: w) A
if (SUCCEEDED(rc)&&NULL!= piRootProduct)/ e5 O1 A5 b& Y: Z1 B4 E
{0 Y- b V0 ]" C( e2 l2 z* P R
CATDocument *pInstrumentDoc = NULL;
( O: S+ {; ~0 u- m3 E2 A( W2 P* m$ }! f* SCATIIniInteractiveSession *piSession=NULL;+ v8 G( a9 X" c6 i' X
CATSession *pSession = NULL;
# y' o4 ^2 u9 ?3 H- x+ o: Q- krc = ::GetPtrSession(pSession);+ o m. y6 q% U' \: o# R! `# c7 [
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);( G2 M4 Z) t7 q& Z* V6 V
CATIEditor *piEditor=NULL;( _8 |. I K) r5 k
rc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;4 E4 x& o: K% [7 `$ C
if ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )
2 o% m$ c. x" l5 B{ cout <<"The document" <<PathName<< " is opened" << endl ; }9 y9 q; j( ?/ ~( I% c6 t
else7 G# o9 {( h2 c
{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }
+ M+ P& h/ ]: M1 b. Q+ s- ~& JCATIProduct *piInstanceProd=NULL;
# A @6 {3 y W$ c! b" m5 hrc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下
7 T9 M5 U$ e1 [if ( FAILED(rc) ) return FALSE;
2 z% ^, G2 J$ h! `0 [: ?// rc = piSession->Close(piEditor);
+ l2 r5 _1 r+ X5 c* opiSonProd=piInstanceProd; ~# c8 y+ H3 \6 p+ U2 n
XXXFunction::UpdateProductRoot(); //更新根节点7 m# ?2 i9 H5 G% Q% z7 O) h% h
}
8 Y6 P# K* i( w' m8 _}
1 d0 `- \% n2 K; areturn TRUE;" I9 Z' ~9 }1 D
}
, `( D5 c6 s+ X9 a----->加载模型可视化4 M) U- N1 z5 i N; e
3 g1 v9 s+ S8 R3 U4 W0 b0 J9 xHRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)( D1 s) [$ I [; B5 b6 s0 V8 i* A
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{5 I1 W$ A7 X( {- t C9 l; E
5 N+ G9 e) ?8 V7 g, ^! o8 U //AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP);
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//AddExternalComponent全局函数所需的三个参数,
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2 i* Q6 T% Y$ A4 j N //被**的product document的root product,CATIProduct类型
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//将要**的part document,CATDocument类型# M& q' ~' t( r J
D6 T$ d8 [9 ?5 ]' K6 d G //the product instance of the imported document
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6 R( t" _! ]3 K //注意要**的document也要检索它的root product
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cout<<"添加组件执行"<<endl;; U( h. d3 @) O, I% L5 A/ a0 ?6 m
- N* _& H; A# h, c HRESULT rc = E_FAIL;5 {7 R# k1 v- z3 Q
' C. z& Y; U$ O2 X* {: u" B8 { if (! ipiFatherProd) return E_FAIL;
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if (! opiSonProd) return E_FAIL;
! v, z |; }2 g) n
2 d3 j. [1 H5 _' ~ if ( NULL != iDocument)8 F3 }2 D4 s! G) s: U
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{
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2 ^* }# j5 t7 e. u // Get RootProduct of the document to import." A1 |. C! i& J& H5 \! b$ ?' l
8 k Q- z6 F8 z& X* B- w1 W& Z$ \$ C! B CATIDocRoots *piDocRootsOnDoc = NULL;+ k% y1 _! f; v( @1 [( ~& ~! K
/ k, u) i1 m; N) w' i
rc = iDocument->QueryInterface(IID_CATIDocRoots,
) Z2 L0 y3 k& z. _# }2 y4 ^! d
(void**) &piDocRootsOnDoc);3 l0 u% z9 l: ^
% d6 U0 G4 P2 d) Z+ N5 u) c, r
if ( FAILED(rc) ) return rc;
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CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
, `- i' a* q" E
+ ~% Z- F* g, U. z" G CATIProduct_var spRootProduct = NULL_var;6 T6 Q3 z- B/ b9 T. A
+ A( S4 T& p2 P) D+ t/ X9 t if (NULL != pRootProducts)
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% ?/ ^7 j, J- [3 N# G% o0 J {& u4 @; t! J! P" d- U; g. _
E7 j9 j. D( a/ c
if (pRootProducts->Size())
% @7 |' _ Q% I. g7 x \# z; Z7 g. R) \4 d" V) j1 a4 Y4 f: Y
{
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, ?% X* ?) X4 T spRootProduct = (*pRootProducts)[1];
* W4 y$ m+ _. I2 M1 q- j2 Z/ I, G
7 P! \5 {. I. A1 {4 l delete pRootProducts;& b, ^) w0 O$ z, M7 X; v5 J% k" R
8 [( ~; c5 _" L7 r U k7 K6 A, e- ^ pRootProducts = NULL;
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}6 F; _$ w3 x# _3 U9 v& O2 |
: Q8 E" G' {- V# e. F, |( x
piDocRootsOnDoc->Release();
# c# C* u5 Q% k3 v
5 w- l0 E& K: L7 [* ?8 c: Y9 S piDocRootsOnDoc=NULL;: b9 E9 I3 l5 e3 r# C
# e6 y: m$ C. @+ }/ p9 Y: O* u3 Q: W CATIProduct_var spProduct = NULL_var;
3 m x% _) i0 M" O
* ^ R+ R$ [4 Y) @; O9 l if (NULL_var != spRootProduct)% M% \& ~8 l3 p8 X4 y- P
* _7 I4 n) A' t1 i6 L6 D1 [ {
/ S& [& ? Q3 t) B( c% z; t% P! }2 C t' g
spProduct = ipiFatherProd->AddProduct(spRootProduct);6 U' s4 F) l+ q& _
+ f) w& X$ X. z: e# Z. p
cout<<"NULL_var != spRootProduct"<<endl;, \# }$ o8 U; X; `4 \8 M) ?
8 E& Q J8 D/ Q) _. O& B }1 K) f# J/ S. \/ R% `( L" }
1 y2 j+ k. e3 _& q
else0 c2 i% ?* u" V' h8 y6 t
# J: z3 Q3 W# q
{) j' }) O% b- U3 o4 c0 m1 W
$ f- h0 v: \# @/ m+ d/ E CATUnicodeString docName = iDocument-> StorageName();
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9 | Z& t* N+ @0 J0 l$ V ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);
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7 \4 a, Q" n3 A }; m7 j9 c) ]# [. q' R* e$ m; z
4 W( p( N9 R, h8 V7 Y
if (NULL_var != spProduct)! @" E& N- w# s* l8 j+ r- c# P- O
; u$ g# b/ w9 `% m( y G: y. M {
3 X$ u; \' v& ]# g5 l4 S4 M5 [6 V
/ s. e1 C7 X8 i* n( ` J rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);4 w: o3 A5 n+ V4 [
( C( d8 S% \) w- a% ^% t% X! Z
if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;; a7 Y7 n$ L8 T( A
7 |, I; }+ Q+ o- n' d* y
}0 U+ U. T; {1 v: {- B
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} & @' H0 c! i0 t# ?+ ~0 C
9 B2 N; i% T5 k, Y) A& n% o }0 \6 {' r5 ]. l7 b0 }, f% D, t
, ^! {! _# M; G: j$ S$ m0 E return rc;
* Z* R* F' e% T5 }5 I* U R- L& R/ \5 `; C3 D1 e+ ]
}
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----->刷新模型根节点
9 Y. y: h6 }6 E" j
' _* [! H, D0 d. C+ M8 r5 Y8 Jvoid XXXFunction::UpdateProductRoot()
, c2 o& ?( h* h9 j: x) a! v, O2 y7 Y' K# m3 p6 [1 i. p. Z" @5 c
{
' P- P" @' C7 I7 }! L9 X. |+ e6 f! ]0 w5 \/ [0 J
//*******************************important************************************** J( a k8 F8 R
6 _$ u+ o- {8 \ u# n6 }
CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();
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8 ], d$ O( A- A, Z CATFrmWindow * pWindow = pLayout->GetCurrentWindow();1 S1 w$ [! }5 D j% V% w# k
$ t5 i# }3 J0 F( r6 M# { CATFrmEditor * pEditor = pWindow->GetEditor();# J: F8 A2 q/ S. T/ k$ |) Q
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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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//首先,获取该当前活动文档的产品根节点 - X/ C' n2 @, P1 k5 }/ L4 E+ x
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CATIProduct *piRootProduct = NULL;
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CATIDocRoots* piDocRootsOnDoc = NULL;7 E' o- y3 G; H' B( b+ c; o
4 D4 A- [+ b& H4 I9 g- p, [ HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);. R0 J3 X8 p: I5 v! W: }) n
* {& g1 u4 F8 m* p1 c& A6 @1 w; ~ if (SUCCEEDED(rc))
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{
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// 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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+ Y! H! A; G3 o piDocRootsOnDoc -> Release();
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$ |! j4 F5 W ] piDocRootsOnDoc = NULL;& A5 e7 R; I+ q9 `
+ T4 K- q4 ]% C( k) B! x2 \* X& t' m CATBaseUnknown *pBaseRootProduct = NULL;
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if (pRootProducts && pRootProducts->Size())
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pBaseRootProduct = (*pRootProducts)[1];9 A8 u' ^0 ?. \8 u
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delete pRootProducts;4 G- ]+ [1 A$ M9 Y
- ]4 r9 m7 V7 L pRootProducts = NULL;9 r( j, _, w: g
' r2 F6 H5 M& S" b# r if (NULL == pBaseRootProduct) return;% m0 ~- }. Y+ t+ m5 B: W5 u
( E: t5 H2 t; z3 i* Q" @9 ? r, { rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);
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, H& |3 a1 H. }, S if (FAILED(rc)) return;7 c# z/ f2 F. h6 n5 p
3 O6 `) Y3 N* F: U4 d& C6 X) U //对模型树进行刷新& \/ {, @+ |+ `/ U; }" ]
$ D' t. W9 N. v2 I( |' c# R CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新+ A8 ?& q0 n S7 o% Q# t0 y
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pPartRenew->Update();
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else return; 7 d b( p1 y( [" U' K
# r$ S7 A& l' t( A2 T //----------------------------------------------------------------
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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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CATIModelEvents_var spEvents = piRootProduct;
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$ r2 k& R+ M) @5 k7 l/ ^8 H CATModify ModifyEvent(piRootProduct);
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spEvents -> Dispatch (ModifyEvent);' z0 F: _% Y. s) z
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//Update the graph view9 K/ w O( v/ j# M" @2 C
) \5 ?/ U' N- z/ r CATIRedrawEvent_var spRedraw = piRootProduct;
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% `! h; V7 t/ Z6 R# \ spRedraw -> Redraw(); 1 k4 h& e8 _) U9 Z3 p: Y; v4 @
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piRootProduct -> Release();. [, m8 _0 H7 y. X2 ]' O
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piRootProduct = NULL;" ~& Y) H, M9 b/ n3 N( y
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}
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