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CAA开发之文档操作
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/ ^" i+ h, b* G1 S8 MCAA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。6 w0 }$ O2 a# [, `1 X. f
2 p5 ]8 S. Q t) U# x/ pCAA中对文档操作的基本步骤如下:8 x& L6 T7 `1 c# K+ t
2 w5 ^6 t1 H* O+ }5 k/ g0 S
创建会话 - creating the session
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新建文档 - creating a new document9 j5 g; t; k9 M; f
9 M9 K# @! H% m9 ^$ i调用接口 - Query Interface
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获取根容器 - retrieving the root container% H5 d$ s/ ]. R& j
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保存文档 - saving the document+ t/ @! Y2 N D+ j& e( s+ v
) F- Z- [, Q- j% `5 _3 Y删除文档 - removing the document
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删除会话 - deleting the session ) w/ L: `4 I ?
9 x8 o) K9 @! I上述步骤详细说明参考百库全书技术文章 Creating a New Document。, ]* W5 O- M. [9 p* _1 t
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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。0 ]* h% k5 u* O5 j
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下文将对各步骤进行补充说明。( M, z- _, S6 R5 p0 ^# i6 H! J
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1 文档创建(Create the new document)+ q8 k# o7 g. {2 U% 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
- d; i4 v* o- k% s1 r v+ z# {& QNew:新建一个空文档: D) M% i) Q/ H+ h& t+ N
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NewFrom:新建自
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新建文档代码:
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2 S# w7 S( k j. i$ L) SCATDocument* pDoc = NULL;& V) d# o# l* Y0 E5 C
HRESULT rc = CATDocumentServices::New("Part",pDoc);9 N/ C) ^5 D9 `; Q
if (NULL != pDoc); _/ T- Y" I! L. q+ R1 R1 y1 d) m# W! X
{3 j6 b* N' x/ c2 G U8 v. h2 V
cout << "New document created OK" << endl << flush;
2 i& Y' J# h1 j3 a# @2 T}
* {" R# [8 e& N: x1 }else" G1 ~& @2 X7 Y1 d4 A# x4 Q6 p
{
" M# p8 s$ e2 a% l8 s( R cout << "ERROR in creating New document" << endl << flush;
& j6 ~( U( ^! T# v return 2;
( d4 |- T" @9 _0 X}
( t: J0 w; c, G5 M a2 d4 A3 B8 s
! k8 m: i5 p9 B0 O. b2 g2 文档加载(Load the document)# `2 i6 A: p$ H* h+ p8 G; C; m
文档加载即打开现有文档,主要方法包括
" e+ J: S- V; t( y0 r3 mCATIIniInteractiveSession 中Open方法:打开文档并可视化显示
3 c# o3 d' o$ Q0 a
/ ~# x) y7 T, eCATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行
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Open方法:
- U* @0 r6 m$ x+ F/ b0 [- _CATDocument *pInstrumentDoc = NULL;) U' Z( V1 v" E) a6 }
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CATIIniInteractiveSession *piSession=NULL;
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. S* G8 G3 M B5 }8 N6 l, pCATSession *pSession = NULL;
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rc = ::GetPtrSession(pSession);5 _8 ^ l# @, f6 P+ |4 ^
7 U1 p* f4 B: o& \( {rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
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1 d+ o7 m0 A# L, jCATIEditor *piEditor=NULL;8 v# i+ x7 R0 k. j' u3 `0 {
" A7 K# P) e/ Hrc = piSession->Open(PathName,FALSE,&piEditor); C4 [& M" a+ w. L
' C# V* w u1 v( G0 t1 T! P% cCATFrmEditor * pFrmEditor = piEditor->GetEditor();& V. X# _0 \: L% F7 @, o# ~+ [
9 Q$ A. ? o7 K: c: ^3 B0 U# e; ]pInstrumentDoc = pFrmEditor->GetDocument();
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......
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OpenDcument方法:
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CATDocument *pDoc = NULL;
6 V& \7 w8 h( @( M6 xCATUnicodeString storageName = "XXXX"; //文档保存路径名
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2 [8 i# u6 y# W H4 x2 Arc = CATDocumentServices::OpenDocument (storageName , pDoc); t; D6 w* ], |# k1 R
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if (SUCCEEDED(rc) && (NULL != pDoc))$ i: e- H% x+ J, C
{) @) k# W4 e4 R
cout << "Document opened OK" << endl << flush;1 S( b! ~3 J2 r/ O. Z# c
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else
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cout << "ERROR in opening an existing document" << endl << flush;- ~8 H+ ?, H( o& ]2 l$ [
return 2;
3 U' l+ E! {1 p e}
# [. K4 `. @; _) U, i( h3 获取当前文档
( H5 F* J: P! X& S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,1 I4 ]. g! q+ l5 |0 p' s @
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CATFrmEditor * pEditor = GetEditor();' k; a! H* |/ s% S" c
if (NULL != pEditor )! x. i0 M2 w. i# h" p: o
{
0 r$ ], {% t2 i; R: g- I, z4 T cout << "Editor got OK" << endl << flush;' P4 n% C! @7 L: H- a# v- S# ?6 X
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else
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0 ?; y& f. H9 l0 P cout << "ERROR in getting the current editor" << endl << flush;
) j' C" E9 O' t/ V return 1;# Q, c" H! C) _7 f
}
4 ?4 _ w. _/ ECATDocument *pDoc = pEditor->GetDocument();7 h" ?7 X& p5 s3 Z: ~6 ]
if (NULL != pDoc)+ ?$ h2 v" @( d$ G; b0 H; H* I1 E
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cout << "Document opened OK" << endl << flush;# G( N1 M; F6 {' u# X
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else; {6 y. G; c2 W6 x8 t0 S3 `% q( x
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cout << "ERROR in opening an existing document" << endl << flush;3 d- `; y# l+ C1 n- V0 ?& D$ k
return 2;
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. `$ x' ]2 X! `+ w7 y: b
" e! o1 B' \2 B+ u3 Z# Q! X0 k 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。2 z% z) e, z2 r# d- s6 L2 [, M
4 保存文档(Save the Document)
+ n/ i1 H# o0 Q3 y4 Z0 t3 h4.1 另存:即保存为新模型+ _9 E2 J7 ]8 ]1 q& p
# q) h! S6 m1 {- ^; a( I2 U' JCATUnicodeString savePath = "XXXX"; //文档保存路径
: m5 d8 k! R. `& X+ Y/ z3 Nrc = CATDocumentServices::SaveAs (*pDoc, savePath );2 b N5 |8 x7 [8 K8 N G1 g
if (SUCCEEDED(rc))3 o) C' J6 M9 ~& Y1 T- b8 i
{+ w3 r2 ^. O5 _% e( B& V& J* ^/ H
cout << "Document saved OK" << endl << flush;$ D+ a! H: c$ c& s; @6 L- ?
}
9 m) Y7 r m8 j. G melse
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% Z7 h0 n5 @8 P3 q! Q cout << "ERROR in saving document" << endl << flush;; W6 q9 y( B' M
return 5;2 h$ {7 a x0 g3 L
}
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4.2 保存:不更新保存路径+ G9 \: ?, @4 ^9 S# i
rc = CATDocumentServices::Save (*pDoc);- ]4 e$ F$ e2 w1 O3 N* j7 p. [2 }
# I0 e) M- `) Z) L3 oif (SUCCEEDED(rc))
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' H2 M3 R( F& X1 H7 K/ g cout << "Document saved OK" << endl << flush;
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9 k4 ]7 p1 S9 a4 f; Qelse. {5 t0 \' r" \, D% H( x/ V/ ^
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cout << "ERROR in saving document" << endl << flush;
5 J+ i# `9 I/ k4 Y) e- E- Q return 3;
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5 删除(Remove the document)0 Y& W) X3 `; ~# M) p5 v$ V- d4 O& |
) Y7 R7 ~0 i6 ^: O) m# {$ d& S2 lrc = CATDocumentServices::Remove (*pDoc);0 p" C1 }2 L7 R+ H
if (SUCCEEDED(rc))
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; \. \* _% A3 {2 Z cout << "Document removed OK" << endl << flush;
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else! O+ k6 @/ o6 E
{
, i0 H2 G7 |( ^0 [% L cout << "ERROR in removing document" << endl << flush;* }) @3 F2 F# E+ `4 a1 p
return 6;( t0 d U/ S& T# P+ D q0 R
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9 I5 M/ Z. U9 Z( t0 n( M方法封装4 B3 d; Z m0 r8 u, c
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
, U5 d/ {) x' j输入:
% a: d, ]" h' |" F; ?5 t8 MCATUnicodeString PathName //文档(模型)的路径
4 b. V* S' U" L* [- U) _6 Q输出:+ J; } p. _0 i6 A5 M+ G8 x, A
CATIProduct ** opiSonProd //文档(模型)的指针' g4 w7 d" a1 g+ _+ o% b8 g
4 {) Z3 N7 ?9 Q% o
辅助功能函数:
4 Z% X8 \; o+ U* Z' ?8 O- U获取当前模型树根节点
) K' N& Y3 v+ N8 c) M2 q模型加载后可视化4 v* M4 |0 D! e; q+ ^& k/ ?
刷新根节点6 _2 a7 W* y0 l; T% F
----->打开文件
- G/ v8 h$ ?" G, j! JCATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
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HRESULT rc=E_FAIL;, a: Y2 s! R4 r+ g, Y
CATBaseUnknown * pRootProduct = NULL; U4 |; m' }6 E8 R, ^1 g( }1 C
CATIProduct *piRootProduct = NULL;/ S8 j: v h' e! q6 N3 o0 f
rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点
1 L# `# e$ n$ D+ Y$ b) o" x+ Zif (SUCCEEDED(rc))
2 e3 s. a- j6 Z2 @) Q5 m{
" C' e3 p1 r2 w2 M% k3 Z. S6 T trc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);
' f/ N' \( k. g3 ^/ H) |if (SUCCEEDED(rc)&&NULL!= piRootProduct)
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CATDocument *pInstrumentDoc = NULL;+ U9 O6 u, Z( r: `: X- q9 a
CATIIniInteractiveSession *piSession=NULL;
( x5 r' U$ S/ J, e( x0 zCATSession *pSession = NULL;. h0 C* N+ T0 _- `* {4 n# o8 B+ ~
rc = ::GetPtrSession(pSession);/ d, v! ~& _7 f; U
rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
+ j" i! q) m" r- B7 MCATIEditor *piEditor=NULL;
8 z7 f d4 D2 T8 `rc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;9 h$ }' H5 X5 C/ [
if ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) ), \; v' i+ b( y! e4 W m* \
{ cout <<"The document" <<PathName<< " is opened" << endl ; }: }8 e! P( I0 o
else( O7 W) ~0 q/ z$ J
{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }, c$ Q! w" h4 M0 O' K+ V A9 E+ w
CATIProduct *piInstanceProd=NULL;3 W; U1 F4 q6 C; 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
! A; q, i1 z# P( |9 D; Q1 iif ( FAILED(rc) ) return FALSE;
: D5 D- K4 H$ r( ^0 V// rc = piSession->Close(piEditor); ' D+ _9 ]3 B( r( n/ c/ A
* opiSonProd=piInstanceProd;
( m% B9 B/ L% R7 z6 ?0 ^' dXXXFunction::UpdateProductRoot(); //更新根节点
+ R0 H. y# w% O- y3 {. h# F}
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return TRUE;
9 X6 ?2 C% y7 k/ M$ F4 k}
5 I1 \4 O w* _& p* U----->加载模型可视化
3 s4 K- y( _! m$ d1 g+ u; v' L8 s2 N E# e8 ], N
HRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)# R' U2 _9 L' t4 I- `& Q0 k
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{3 g; `( a, J( ^& J' o( {3 _' o
' u# `. P8 J9 B) z% J/ w: z //AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP); & A4 Z/ J% W$ C& x
9 R! F) _; ^+ T
//AddExternalComponent全局函数所需的三个参数,% a4 k1 s8 P- F' R8 F6 F3 h9 @# T& {
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//被**的product document的root product,CATIProduct类型! Y, M- Q- b+ G; U
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//将要**的part document,CATDocument类型, d. f) k7 `3 y0 W% s3 w4 \, I
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//the product instance of the imported document: R& p' m/ p$ q6 |! R6 R
& n5 ?4 v; r; |
//注意要**的document也要检索它的root product
1 p( ]6 k. i9 L' h4 ] V2 ~
1 q9 M! O) }3 i9 q+ S cout<<"添加组件执行"<<endl;
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6 i& `0 g( C; S# @( r HRESULT rc = E_FAIL;1 d+ y& q2 K" [+ u9 N4 _* ^1 j
8 I. U3 X2 w- \, H
if (! ipiFatherProd) return E_FAIL;
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if (! opiSonProd) return E_FAIL; & f2 B8 U$ U z2 s
* h ^. N0 b) W" G) Y6 |+ ]
if ( NULL != iDocument)8 P0 n1 o, v2 s; a( M! V
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{- y# V# S- a* k: c6 p- @. T( p; t
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// Get RootProduct of the document to import.& E& l/ y# F2 B
9 Z) i; }& S$ O K7 f CATIDocRoots *piDocRootsOnDoc = NULL;
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, ]1 W) n% S5 d& k J rc = iDocument->QueryInterface(IID_CATIDocRoots,
% {5 Q3 ?" b2 S7 J8 H+ C0 X# r6 \+ P
! W5 c" e) Z% z1 y( m) W& \5 r9 G0 [& T1 ] (void**) &piDocRootsOnDoc);
% o* u' | x: s# A
% U, P( F7 \5 G- e, U if ( FAILED(rc) ) return rc;
( q( z* v+ o% f0 x4 ]) I6 d5 ^5 ?, X$ M) S
CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
9 ~8 p7 v# F. W% t
3 L* o$ v, J" k5 n' l$ j- m8 m CATIProduct_var spRootProduct = NULL_var;
0 |6 k) i3 m+ I6 ?; _. u( O3 k5 Y) S7 D
if (NULL != pRootProducts)
$ ^5 F# J* _. t/ x3 U. ^1 n3 [7 N" B
{
( Y- ~& Y# S7 V% z- s, @- Z) [8 \; O4 Q: h# k
if (pRootProducts->Size())
$ J- y: T' z. _ |8 T( \- x2 q- S4 Q
{
, h# R) H) T4 A) {; V
+ u, b6 u7 o- ?1 Q- D4 s spRootProduct = (*pRootProducts)[1];
1 Q" U3 K* c' V/ P: A* m7 F; ?2 i
$ P' A( s2 K2 P5 T delete pRootProducts;0 t; r# @7 p' p# l# p0 w
8 ], V9 l% U% v z pRootProducts = NULL;; V& v' I& ~) x; P! k
" M+ q4 ~' O5 P' {+ }
}
0 M3 B0 `& |; [& D9 N6 q! e" \* \6 y& M
piDocRootsOnDoc->Release();
1 s' K$ w/ ]$ e& T- R$ ^ R
* u% T5 M! k4 d2 _$ f% \ y$ d piDocRootsOnDoc=NULL;/ ?+ J' f9 ]' T+ |
3 j( I9 e7 _' @ e* k CATIProduct_var spProduct = NULL_var;
" U% p* m+ k6 H H" O5 ~" q- O4 h+ v0 n# ^& }( U
if (NULL_var != spRootProduct)
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! a$ X7 c& f; t
spProduct = ipiFatherProd->AddProduct(spRootProduct);
5 o% ~3 E% \1 p1 P p
. {* G' _& b( e% T! Z' W; p cout<<"NULL_var != spRootProduct"<<endl;
8 C8 D8 Q8 W" c0 l& q+ m% O3 p" d1 Q6 l% ~6 c% C
}! s' s+ e4 U- E8 s2 e
+ j; ^: E6 q$ d' p$ i0 |) T5 w: A
else
7 w- o. z6 K' f# B' V, @0 e* A; `/ C. B% n" e; d
{
8 ^6 L8 \ w: l) H0 q3 F
& a+ F/ W4 [% ~3 H! I4 S CATUnicodeString docName = iDocument-> StorageName();
% ]* e3 C% f; ^0 U7 H
' P# R8 X7 C% v' P* { ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);
# Y5 C' E: n4 w4 I' J, t. `" p
# T& ~ z. {* b; ]& k" J5 x }1 X6 \! r4 G8 d3 O" Z9 t
/ S& v- c( T0 Z) C# c4 } if (NULL_var != spProduct)( \$ i8 v* Z; @% G. \
& I& Q. p/ g, S2 R {
& R5 y% @, v; A4 f: C
& c: x4 T+ I E* N rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);
1 j; y. D% c: F7 a
7 n& K+ X5 S- Y, }' ?% a# V1 N6 Y2 ? if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;1 S9 I/ ?; [6 c+ ~5 V$ o
6 }$ W2 {$ s" _ }1 Q; I" }& ?: m1 ^; @1 f* z( L
( @# @# d% J+ S% k' e4 O } : k9 U! w( _* n# V: R
o! n$ g$ r! v/ `
}
7 g0 ]6 w" l" K2 `" R/ L$ ~/ z) }6 R! T5 x+ d5 h- \: N
return rc;
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+ H- n- I* e6 f3 i0 |% H% x# c3 z* T} 1 Z/ d3 j4 x; L9 K: R7 I) }
4 B4 d7 y0 s# x$ `$ V1 K
----->刷新模型根节点
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void XXXFunction::UpdateProductRoot()
6 t V1 b4 ~- N8 O8 h! G t
9 A/ r- c' H' Z K5 i, Q{) y& N5 i5 J( I$ T
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//*******************************important**************************************9 f5 e( e. \1 L7 g4 j1 ^
1 y& g: a# O& ] u1 R: P5 V8 \' a
CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();$ N3 N, D d$ M5 s7 [
8 B) ?1 U; T& g+ u3 s" I- V, k7 I CATFrmWindow * pWindow = pLayout->GetCurrentWindow();; }2 H/ s) X- f6 k$ O8 J. ?* s W' Q
9 ]: J5 X3 J. G6 A8 x CATFrmEditor * pEditor = pWindow->GetEditor();4 Z" ?6 @( e$ R3 R1 S8 ?
' A, L/ j/ m- T* ], `
CATDocument * pDoc = pEditor->GetDocument();
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* Q* k. |1 V0 a6 [+ M( E) y6 D //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) I: r( c! @' y9 W
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//首先,获取该当前活动文档的产品根节点
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CATIProduct *piRootProduct = NULL; & O0 K3 c+ m/ X8 P% \* d( v+ V
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CATIDocRoots* piDocRootsOnDoc = NULL;
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5 D8 v) S% P8 Z/ C! V HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);
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. z9 x& o6 j- z! ^0 v7 i8 } if (SUCCEEDED(rc))
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// Retrieve the root product which is the first element of root elements8 {8 K; _: j0 H4 x, [5 l
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CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();& V% ^$ p7 K6 q5 r
1 F R' \0 V5 a3 S' e* H piDocRootsOnDoc -> Release();- ^* q6 g) M s) d k8 \- I
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piDocRootsOnDoc = NULL;6 L& h6 }! r* \
1 ~1 @4 J1 m, ?; R/ H CATBaseUnknown *pBaseRootProduct = NULL;
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if (pRootProducts && pRootProducts->Size())$ G( ?9 X$ `% i! d# s: l. g
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{
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" J" o* I* B0 H8 g pBaseRootProduct = (*pRootProducts)[1];
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5 c5 R- }- N% d5 p& a delete pRootProducts;
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pRootProducts = NULL;0 q% J" Z' n3 K7 S) [+ M
7 e h) c5 H, l- i1 L) e if (NULL == pBaseRootProduct) return;
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) {! E- h( V$ k3 E6 l* X, q rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);$ X1 } J- v3 ]% T7 N2 e
8 I1 K2 d; O5 c. c0 K2 x* G0 q if (FAILED(rc)) return;
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//对模型树进行刷新# d g: o# G$ o
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CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新
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pPartRenew->Update();
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% q3 o3 `7 N$ X8 t* d else return; $ X: c6 r4 \2 Q4 x1 Q, d( w
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//----------------------------------------------------------------
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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。1 _- y* n7 G: k9 Z. ]
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CATIModelEvents_var spEvents = piRootProduct;. T& Y8 M% Y1 Z, K5 i8 \
( k! s0 n5 \5 L CATModify ModifyEvent(piRootProduct);
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spEvents -> Dispatch (ModifyEvent);1 `/ h8 _, d- }/ H& R, a
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//Update the graph view
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- L- W1 ?3 |7 d1 \ CATIRedrawEvent_var spRedraw = piRootProduct;
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spRedraw -> Redraw();
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i7 c9 j' O4 @ piRootProduct -> Release();
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7 E8 q3 H2 w# s& ~. Y# c% c& x i' | piRootProduct = NULL;
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}
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