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CAA开发之文档操作
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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。4 F2 q, q2 }0 C
7 Q7 e) c0 t v3 {3 Q+ O9 UCAA中对文档操作的基本步骤如下:( S! c1 H" N2 Z v! J. ?! f
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创建会话 - creating the session1 i6 H. ~1 a. [) N( x- ?
9 a+ _ `4 d1 p/ f2 p( ?+ ^1 `新建文档 - creating a new document
8 T2 a2 Z2 }9 e! f
/ l9 [, d. b. P# J调用接口 - Query Interface
' }- [1 ^4 j4 \; W& `" o; J8 Z- l
# }! q. ~# ^2 n7 X8 z获取根容器 - retrieving the root container! g/ F& P0 |. R/ a8 d) d5 `* c
# l6 e3 k" Z, x( z+ e保存文档 - saving the document3 `% `$ l+ X+ [1 w/ D
6 L# |5 T3 G* m/ o6 A删除文档 - removing the document5 _2 w. U1 N5 V6 a: u
5 ~1 r+ h; h! Q* U" w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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6 N# N5 y9 o. Q; `2 _! 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。: j1 I" }% F3 q6 F
) B& w+ ^/ Y. `- W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)
7 n! j O k; f4 H1 k; R/ D' y文档的创建通常有以下几种方式。可比较CATIA中文件菜单项) X1 S, U5 Y9 k( l' y
New:新建一个空文档
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8 \3 y' `4 ~ \- CNewFrom:新建自$ f+ y2 W/ B) [, C' \8 ^. e
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新建文档代码:: o+ C8 q0 e/ j4 J
, ]6 N" [) q) W7 W( MCATDocument* pDoc = NULL;
3 @9 R7 g- F4 @- M0 o7 ?HRESULT rc = CATDocumentServices::New("Part",pDoc);4 P4 q& ?9 E! C+ R* @* b' A# [+ E& i
if (NULL != pDoc)2 K! f- |& [4 K8 y* f2 \
{ F6 ?7 f% w/ f) E' b7 \
cout << "New document created OK" << endl << flush;
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else/ j4 C7 H( U; ~4 R# }, Q; p9 l5 p
{$ s( \- G& z) p& b! w
cout << "ERROR in creating New document" << endl << flush;
: {3 J$ w6 }: z4 m; s( Y6 s return 2;3 p" A, @6 @. R( {- W1 ]$ C
}
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2 文档加载(Load the document)
/ ?$ L V9 o- E# |0 Z4 I文档加载即打开现有文档,主要方法包括! {. {: Y( S$ K8 Y2 z" Z& [6 G7 \
CATIIniInteractiveSession 中Open方法:打开文档并可视化显示7 K- w$ x' I; z& }' V( L3 l
, [9 b, {7 j1 a G8 |CATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行4 Q4 p* e, d* B' n' y7 X
7 p$ j8 f' ~' AOpen方法:
. L& e, g0 h& R/ a$ m" R3 Q; n, XCATDocument *pInstrumentDoc = NULL;
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: ?5 H& R/ u2 o( t U! c, z6 Q% {CATIIniInteractiveSession *piSession=NULL;
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5 W; t1 \$ ^5 ^( u2 VCATSession *pSession = NULL;$ I% Q, H$ R" t" k5 m2 ]2 I/ k
. E1 ~1 i/ u/ S6 V2 d3 wrc = ::GetPtrSession(pSession);
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rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);5 x, T- I/ Z% p) k! Z2 q/ V
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CATIEditor *piEditor=NULL;
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% \7 ?! }% k/ V# }- ^rc = piSession->Open(PathName,FALSE,&piEditor);% K$ Y+ J0 v$ J# I& Q5 L7 g' ]8 v% A
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CATFrmEditor * pFrmEditor = piEditor->GetEditor();
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4 q- @: t M4 A# R) RpInstrumentDoc = pFrmEditor->GetDocument();
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! P* w& w3 r% z1 U( O5 |% n ......
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OpenDcument方法:! Z# e6 Z! Z, l5 t
8 C0 q) y3 p" G9 C( w) Y$ s/ ECATDocument *pDoc = NULL;3 k- b, @9 v& H* g. ?2 O# w- C
CATUnicodeString storageName = "XXXX"; //文档保存路径名
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. d2 B6 s! |$ j9 g' x9 urc = CATDocumentServices::OpenDocument (storageName , pDoc);
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: Z2 D* u# f: h: G. f/ Wif (SUCCEEDED(rc) && (NULL != pDoc)): v/ E4 _* B3 a& u/ U) \
{
9 m, j8 t/ N5 C$ I5 H1 q cout << "Document opened OK" << endl << flush;2 }/ p4 x# B8 n+ s. f
}
% Y% r8 i7 p. [- u- n! k) Welse
: q6 I3 L2 A# m/ j4 l2 H, i{
7 f6 Q* j$ G. L- e cout << "ERROR in opening an existing document" << endl << flush;
; e4 a, u& B r6 V" N return 2;. o* w4 f0 p) a
}
1 X7 G7 Y4 j9 F3 获取当前文档. d! u) q9 L+ e
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();
% n3 }+ _! V- j& r7 s2 |* j Pif (NULL != pEditor )
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cout << "Editor got OK" << endl << flush;
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else( r4 Q5 T H4 |( l& u2 R
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cout << "ERROR in getting the current editor" << endl << flush;4 R7 q+ b4 U5 r' J2 }* C& ]& z1 T
return 1;* Z& b5 i" k$ t1 O' M
}
5 Z' l8 H" w# B9 \CATDocument *pDoc = pEditor->GetDocument();
! d0 Y, Z# h: g& n z* hif (NULL != pDoc)
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7 `* ?' P0 i f cout << "Document opened OK" << endl << flush;# J. S/ Q, Z8 O: H6 B# K
}
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cout << "ERROR in opening an existing document" << endl << flush;
: j* L9 K* I$ |4 N6 p return 2;8 W- E9 w1 @& X3 ~
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该指针的获取还有其他方式,如通过CATILinkableObject 类获取。- x& X* _& i9 M- W7 { |
4 保存文档(Save the Document)5 C) ]" f3 V! T# U) c2 Z
4.1 另存:即保存为新模型: \* Z- {3 k K7 n- I
( o0 C, ]6 \9 b7 o5 N& V/ zCATUnicodeString savePath = "XXXX"; //文档保存路径2 B& \: Q0 D L0 T5 c3 K
rc = CATDocumentServices::SaveAs (*pDoc, savePath );' G& h# p% q# n' y
if (SUCCEEDED(rc))! e8 v' s6 V* W1 p1 S7 P
{
( q+ j8 S1 q: g, @, k cout << "Document saved OK" << endl << flush;
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else
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+ r+ C P Y! H cout << "ERROR in saving document" << endl << flush;
+ a( h9 Y& a3 z4 M$ e return 5;
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4.2 保存:不更新保存路径) s* D; C- Y0 [2 Q0 l- r
rc = CATDocumentServices::Save (*pDoc);$ a# j1 n$ L W m s
' J+ g6 N/ o7 U% M3 Q& ^' pif (SUCCEEDED(rc))& u$ h1 A0 c! `- A" ]# q6 o( d1 g) x
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cout << "Document saved OK" << endl << flush;1 ~# E) [9 o8 O8 M
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else
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- M/ @: [0 A" m' W0 x cout << "ERROR in saving document" << endl << flush;
4 O7 d* K4 ^, c+ D# R8 D. G return 3;
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5 g4 k5 }! A+ S) M; B$ N! n" ~5 删除(Remove the document)
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3 ?& D! D7 P6 J0 s) q1 erc = CATDocumentServices::Remove (*pDoc);" w6 q+ E, }# n" s
if (SUCCEEDED(rc))5 W$ m2 g5 ~$ I' \
{ }! ?4 G* T" g$ J7 n
cout << "Document removed OK" << endl << flush;5 B0 c$ @+ a; X: F7 T$ J
}
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{- \) Z0 g) t# R) k/ B" I
cout << "ERROR in removing document" << endl << flush;
$ x& T0 Y! ]" A7 d return 6;
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方法封装0 g" [! ]" j- @- I( n* M
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! ^% E* m2 S3 o8 Q6 S c/ k6 L
输入:
, E6 E" D0 @ WCATUnicodeString PathName //文档(模型)的路径+ M7 T: l4 W$ k% L$ r( H
输出:
$ M" v* u2 f6 N% zCATIProduct ** opiSonProd //文档(模型)的指针% }- |# u$ C% x7 L+ u+ v
7 d! e% v4 ~* P( @! e辅助功能函数:
! v" p6 Y: T% i# U获取当前模型树根节点! c1 `/ l# B5 h; l) h R
模型加载后可视化3 N, P+ q; {) k5 j) J7 A
刷新根节点
h. n0 L: c% R/ @0 O4 j( U----->打开文件$ y9 \# h& z: [" L+ w" ?; |4 V
CATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
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8 o( b) l" U( h; Y4 W9 U3 cHRESULT rc=E_FAIL;
4 u [9 b8 p1 ~$ _% L4 RCATBaseUnknown * pRootProduct = NULL;: G) w" L1 L- h$ r1 e x; K1 O
CATIProduct *piRootProduct = NULL;
; K0 `2 K9 X* k! }- V5 Q0 D3 G# c" Qrc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点
" J+ d, z, b& H7 d" B# f+ t/ |if (SUCCEEDED(rc))
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rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);' u/ W1 E0 ~: X
if (SUCCEEDED(rc)&&NULL!= piRootProduct)
$ D3 h B% q( s8 c& I, R{
3 [+ V% \! v: K9 m. ZCATDocument *pInstrumentDoc = NULL;
* t; h+ `& G) o7 o. `$ L/ Z; LCATIIniInteractiveSession *piSession=NULL;
& H# T0 R8 J7 `( t! f, ]" rCATSession *pSession = NULL;
$ k6 ~6 {8 q2 t0 ?rc = ::GetPtrSession(pSession);
; c. J1 j5 d' j( Xrc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);4 k% K, _, X2 J& U
CATIEditor *piEditor=NULL;
) Q* H* q& E( r: t0 N; Y: irc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
2 n: g/ p) u ?if ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )
6 f/ D5 h* r! p8 F: K{ cout <<"The document" <<PathName<< " is opened" << endl ; }
# t2 _# m$ p: I" qelse' ~+ {% e6 n# |3 P' G- }& H
{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }" {$ y# E7 a1 s3 v
CATIProduct *piInstanceProd=NULL;+ f! Q9 j I' {5 L
rc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下 - N$ I- i% F0 `4 H+ k
if ( FAILED(rc) ) return FALSE;
. K' J% l6 \! h: C9 U* ]9 F// rc = piSession->Close(piEditor);
4 R6 o" K! Z$ ]8 u$ W M* opiSonProd=piInstanceProd;+ T* k- k s" }
XXXFunction::UpdateProductRoot(); //更新根节点 J" n3 [0 k2 s# c5 Y' D! e
}
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return TRUE;$ [' i, E* k) N& g* [2 F% C! d
}
" m6 G! d8 [3 Q( l$ [2 @! ?----->加载模型可视化3 Y' E& v. c: h* ~8 s! K
; G! e1 ~* @# w* x; gHRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)
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- }8 B6 D, H7 R, A$ u# A. q/ L, y{0 [: G" z9 s+ q" |# e/ z& ^
( x5 i& t* ?/ i //AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP); " f$ ?5 o$ O; B- y. e8 {! I
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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8 G* K2 d1 U d' ]
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//将要**的part document,CATDocument类型
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1 x( s: O) A1 ^& R //the product instance of the imported document6 I3 c7 h' ^8 M, a% q
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//注意要**的document也要检索它的root product7 t1 [5 s0 w8 {$ u8 l
( I2 X; L1 [+ a7 w$ ?6 O cout<<"添加组件执行"<<endl;' e0 W$ ^; R: b9 O1 R9 S8 q
+ j. t) o. F" ?6 e _
HRESULT rc = E_FAIL;: h5 [& x6 Y! L
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if (! ipiFatherProd) return E_FAIL; 3 K' @# g0 D& ]% i
; @8 n( B- S1 [* i1 a
if (! opiSonProd) return E_FAIL; ) \" R; n$ F3 r/ N' }0 b+ n
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if ( NULL != iDocument)
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& K! ~$ P2 Y+ }
% A7 ~4 Q9 `6 v // Get RootProduct of the document to import.) Z- l5 m5 P3 g5 t/ [) F7 c' d
. L+ c0 D7 f" }
CATIDocRoots *piDocRootsOnDoc = NULL;
3 {( ?$ I/ G* w1 ^) g% ^7 D! F$ u
5 ?* K7 b# E$ [5 f+ D; F# S rc = iDocument->QueryInterface(IID_CATIDocRoots,
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+ z! w& L* ?5 r8 P" x8 A (void**) &piDocRootsOnDoc);
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if ( FAILED(rc) ) return rc;: n0 a7 l: Y9 l I. ^
3 r. m1 f; M1 V3 m' o5 l/ A CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();8 _1 `+ }9 I* Q. t9 v) E# E5 _# ]
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CATIProduct_var spRootProduct = NULL_var;! ^4 w1 e0 w' n7 Y+ r* h+ [& D
8 a5 d( ~, M2 q1 }# ^% E if (NULL != pRootProducts)
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{
' ?# Z! W0 }6 C7 f* S
9 H5 t+ E9 d+ ]" X* F7 t+ I# _ if (pRootProducts->Size())& \1 W& A9 ^9 J9 ]
2 _# x: K5 A' x d: ~3 i {
+ q4 y! K9 S3 O8 d+ t2 Q2 B3 t
spRootProduct = (*pRootProducts)[1];
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. s: C( o W4 J4 S; ] delete pRootProducts;
% |; ^2 D% @* s& z# @
3 C, x. ?- X2 H7 E pRootProducts = NULL;
- |+ u% w, U. ~
: `. t- U; u* m0 z$ r }8 _, L2 j! a! {- ]
: \2 z+ D! j4 c; L piDocRootsOnDoc->Release();6 L: p: h2 c( }0 R- ^+ z
7 f0 J4 ]/ B: A: [4 _+ {
piDocRootsOnDoc=NULL;
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8 o p( v. C$ f; L CATIProduct_var spProduct = NULL_var;. Y/ n7 r* \) `1 j1 s$ V
. U8 J. T- E, @! Q% W% Z! y5 X
if (NULL_var != spRootProduct)3 O" T4 ~' m1 U* F) u$ v2 z
' y* ^. v" k, M" M0 i( ~
{
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1 G$ u5 U+ u" f$ ~2 Q3 p0 v spProduct = ipiFatherProd->AddProduct(spRootProduct);
4 ^. {7 c3 }& {8 \0 H: H, w; ^3 p d" m8 b/ |
cout<<"NULL_var != spRootProduct"<<endl;
" E% X: a4 `, ?8 Q
. F3 }( j. m4 ?, u( \, H9 m }
5 |' A1 I! L" T `: ]+ r" }$ G( c
( m' ^: L, O# [1 @8 i1 j else' p9 x" w" i( S# u( g
6 I2 ]# a7 L) X+ G {
9 p( g2 ?) f, V& _7 B- R; @! Y# l! T5 B \5 q
CATUnicodeString docName = iDocument-> StorageName();
/ r! ^1 C! W" w# ]* t* y7 x2 B4 X. p2 G# C) q7 P. ?# W
ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);6 m) l# {+ U3 X) H9 l
) w: h5 |9 P- R, Y* h) c! X6 r! U+ H }
% x3 _- y2 c2 K+ E. a" r
2 [5 ^6 o- g, c b if (NULL_var != spProduct)
+ ?$ o! A2 B @: C2 |# y3 _' I* b9 Q) E. ^
{
% @: k3 J# I& ?4 K, Z+ E( } S+ p5 P! P/ r% F
rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);
+ b; l& @6 ^6 n* ?6 D, w x# c7 ~0 m' T" `
if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;0 u3 O" g' f( b5 c5 C6 Z
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+ f$ i2 I4 \) q5 g0 m2 f
}
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return rc; ( @2 c: z' T( j
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} + M6 J* G; w: e) g+ `& f
S2 z1 G& |, V- I
----->刷新模型根节点# r8 d( w( }( f0 ]3 h+ J% w
- z7 H1 r' K5 c* a
void XXXFunction::UpdateProductRoot()6 ~, z& f4 C( L7 x! E
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{
* [- X n w2 s+ q& E. Y6 T
3 i1 o( \+ K7 W8 \; i8 t //*******************************important**************************************
6 j+ S8 v% I* ^- {; S6 C
" J: d2 K: Y, j. p. r CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();# W( p$ i) D) v$ ]! P+ Y
7 k! |; ]% J9 R0 W+ K) }# I- d CATFrmWindow * pWindow = pLayout->GetCurrentWindow();1 d4 B0 t9 u+ L% h
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CATFrmEditor * pEditor = pWindow->GetEditor();
# J ?5 Z6 L/ D
3 h" ^: ?0 j$ F/ Q. a 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2 X, [9 g) L% }! u( c( W
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//首先,获取该当前活动文档的产品根节点 % H1 |2 {2 m2 e8 T
, x; s. O- b! Q) z7 H; F3 U }2 f CATIProduct *piRootProduct = NULL;
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8 ?$ o6 k" V. L9 ? CATIDocRoots* piDocRootsOnDoc = NULL;+ q, R1 q7 I: P7 `: E
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HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);
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( q( J B8 e/ [ 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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$ t( E, i8 ?0 H2 K piDocRootsOnDoc -> Release();+ p: |3 C& a# V2 q
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piDocRootsOnDoc = NULL;
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; T7 \$ u. T" i9 g( W0 j- f$ K CATBaseUnknown *pBaseRootProduct = NULL;
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9 _7 ~0 A8 ^+ N5 U$ K/ y if (pRootProducts && pRootProducts->Size())$ T- {* B, \3 }! ^/ r, R! \1 W4 o K
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pBaseRootProduct = (*pRootProducts)[1];
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delete pRootProducts;/ t* h5 Q" f* {8 n/ w5 [
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pRootProducts = NULL;
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9 i- D# l7 p! Q* M% q if (NULL == pBaseRootProduct) return;
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rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);* n& }: C2 y: P1 u1 }7 ?
0 C1 J2 M* P3 S) j6 E# |2 d if (FAILED(rc)) return;* A6 R5 F! O2 a; D
1 \6 y& d2 G4 J //对模型树进行刷新
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. M; m1 u8 C+ U4 X, P CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新
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pPartRenew->Update();: a8 j" R" E2 H$ o1 K3 p1 n) W
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else return; % }2 b" K1 L& e" L
, s' I) u/ W# V4 N9 W/ Y //----------------------------------------------------------------$ n4 v I5 V% A) i K
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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;) ^* l" r3 @/ V1 ^
9 u' K) ^4 Y5 H, A. G& L. a7 Q- U CATModify ModifyEvent(piRootProduct);, ?# p7 g; d3 e
, h5 `7 U* a: T spEvents -> Dispatch (ModifyEvent);
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//Update the graph view" h, Q4 O) G. S0 i ?( q* \
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CATIRedrawEvent_var spRedraw = piRootProduct;, C+ C7 N1 W5 ]: j4 \
! g* c& Z4 U1 d( w spRedraw -> Redraw(); ' |% w. S3 L3 ~: M
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piRootProduct -> Release();
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9 s0 S: y- X, B; k2 j6 D piRootProduct = NULL;( M: ^* F/ i; g; I
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}
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