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CAA开发之文档操作
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% l' L" m8 n1 h- k, j* f$ ~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。6 G" M! a4 O6 R6 K8 X. ~# m) f
/ a) r% D1 Q3 e! A1 p' sCAA中对文档操作的基本步骤如下:
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# \* b2 D5 R& W2 N创建会话 - creating the session9 s" H; [- t! q3 K3 w7 B5 ~7 `
7 o, i) \+ e: ^' O7 ]" F新建文档 - creating a new document: u9 n, b2 S2 @0 \
' ~5 v, K G# w) `. e调用接口 - Query Interface
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' Y: w6 J0 X$ z6 Z. s; D获取根容器 - retrieving the root container
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保存文档 - saving the document7 \1 O! z$ G1 n) u/ L6 ^6 o! O, I
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删除文档 - removing the document7 ^9 S1 i' q, B( R# h6 D
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删除会话 - deleting the session 4 D* ^+ O Z* c7 V; z- W
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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。; H/ }4 N/ k" z/ S/ b, @: q9 H. _
( q/ h# U. t6 a) u( f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。
3 a5 |( }$ o* D% g. \: u/ n( I
+ J" C8 g& l& ?! U' N下文将对各步骤进行补充说明。* }! X$ E) x1 ~
/ P. q; Q# T! l, d1 文档创建(Create the new document)7 I. _- o) H: m# D
文档的创建通常有以下几种方式。可比较CATIA中文件菜单项/ o% x# [5 i. G i1 G: [& n- o
New:新建一个空文档! T' Z$ j v7 C" {/ S# G
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NewFrom:新建自( T8 \# }, P K8 e; l7 q( q: I4 Q. q0 N
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新建文档代码:( X# M) G- C" ^5 i
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CATDocument* pDoc = NULL;
! x& ?9 g5 l9 W" ?HRESULT rc = CATDocumentServices::New("Part",pDoc);) I; h$ ]- @9 O( n; z! c' d1 W
if (NULL != pDoc)
" u* d% }, E4 f# ?9 q4 b4 d1 z" B{
) A7 k H- f6 Q! O6 f# \6 o' N cout << "New document created OK" << endl << flush;
( y& @# f8 h ^}. {9 W% f, u3 \8 N
else+ r+ i& u# @% z* h U& |
{
5 k8 {% [' ^# w$ ` cout << "ERROR in creating New document" << endl << flush;
4 H/ ^2 n) e: N8 Q7 J return 2; s+ P* E! q7 X. g. k% {
}6 Y7 y: s4 B1 ^
7 m: b# y4 l0 m6 K2 文档加载(Load the document)
+ O3 X* R/ @3 @- c( A& b6 I% V' ]0 B文档加载即打开现有文档,主要方法包括- Z: P1 f6 N+ c+ k" ]% ^( ^
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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8 w9 d+ X1 O5 w+ X3 x& b0 COpen方法:% i) t+ Z2 p. B% a2 t% e% q
CATDocument *pInstrumentDoc = NULL;
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- R- S0 P3 w' D7 } \: Q6 ?3 T" ^) XCATIIniInteractiveSession *piSession=NULL;- i% h% m5 {2 [
5 C4 x3 {7 V9 V0 x8 S; qCATSession *pSession = NULL;. U" P* @0 F% h/ t, Q. H& Q
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rc = ::GetPtrSession(pSession);+ r9 z g/ ?& f
0 j- Z, ^0 e9 \+ x4 |rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);- b3 J# @! w# e) X4 ^
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CATIEditor *piEditor=NULL;* C: ]6 T/ E' ^% t% t9 M
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rc = piSession->Open(PathName,FALSE,&piEditor);/ u9 H9 c' G: z
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CATFrmEditor * pFrmEditor = piEditor->GetEditor();
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pInstrumentDoc = pFrmEditor->GetDocument();
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8 R4 ^0 S8 v. |: h( |4 S ....../ }+ \) b( U) [0 \5 p, Z; C% ^
9 Y! t0 B4 }+ B; Y% ROpenDcument方法:
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CATDocument *pDoc = NULL;7 o. C5 Z, v3 c
CATUnicodeString storageName = "XXXX"; //文档保存路径名
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rc = CATDocumentServices::OpenDocument (storageName , pDoc);1 G. X& {0 G6 V0 I; x/ y; E
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if (SUCCEEDED(rc) && (NULL != pDoc))
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cout << "Document opened OK" << endl << flush;
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else
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cout << "ERROR in opening an existing document" << endl << flush;
, w6 I3 i: J/ H; x1 A$ U# } return 2;5 m# b' q. ?& E
}
+ v, I+ E, }" `$ b' ~# `& m$ _3 获取当前文档
5 D( A$ _( h6 A" S) ^ a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,/ _7 A$ V0 [) r" {. \/ d
& Z9 [) V* l+ f% n. p$ L9 |CATFrmEditor * pEditor = GetEditor();
/ _+ F5 b8 F; l T) a3 Jif (NULL != pEditor )
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cout << "Editor got OK" << endl << flush;2 f- h# r" u! s6 O! ^: H
}
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{
: j9 k L% `. u9 p$ d* X& } cout << "ERROR in getting the current editor" << endl << flush;
i" Z2 k! P; m" t7 B1 Z return 1;
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CATDocument *pDoc = pEditor->GetDocument();
* F. B$ g. p. v: eif (NULL != pDoc)
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( Q/ @) y% m G! m! h! C cout << "Document opened OK" << endl << flush;
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2 {' d3 ?, t# U8 v* M) ], D, p7 zelse
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3 f8 Y% w! r, j& ?# Y) K; { Z cout << "ERROR in opening an existing document" << endl << flush;
% s! m, A1 O! O' D u' n. J return 2;
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8 M/ K: N8 z, q( X0 J& X2 @ 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。! C: ? l2 W, k$ F' `+ @
4 保存文档(Save the Document)% h7 Z4 F4 k3 A
4.1 另存:即保存为新模型
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: [/ E" c1 T1 D: dCATUnicodeString savePath = "XXXX"; //文档保存路径8 a" L- G) T6 q, z L, o- F
rc = CATDocumentServices::SaveAs (*pDoc, savePath );
8 D$ j5 P! p3 K* t2 x! ]if (SUCCEEDED(rc))# @2 v' N7 e! k0 [' X
{
, C2 O9 [1 h0 X0 w* s cout << "Document saved OK" << endl << flush;
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cout << "ERROR in saving document" << endl << flush;6 M; p8 V4 u1 D
return 5;' x- x6 l1 Q; J8 E" @, C% e
}
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" d1 L& v* d! K4.2 保存:不更新保存路径! D0 T2 C) m, H' p. X2 z, e
rc = CATDocumentServices::Save (*pDoc);
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if (SUCCEEDED(rc))3 Y. b3 p+ |7 L$ d
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cout << "Document saved OK" << endl << flush;
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else. A4 I! a, H% H# {% n$ O
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cout << "ERROR in saving document" << endl << flush;
" n% _8 p* v" {* N7 E% A return 3;
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8 e) ^, f, l' q5 C; T5 删除(Remove the document)
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) C! L8 p- R( ~3 z6 j4 xrc = CATDocumentServices::Remove (*pDoc);
& F% L( R+ [: _% }if (SUCCEEDED(rc))- P% m4 ]8 U5 T, F
{
5 n- v2 P. B& z cout << "Document removed OK" << endl << flush;0 m3 x6 ]1 \7 ]
}
& W( I1 }. @8 [5 H4 \else& G6 u6 i- J: N" Z( n1 Y
{
' W `/ P' e0 K& B# g! W: U cout << "ERROR in removing document" << endl << flush;
: X3 ~: ?5 N! m& Z- N4 ~* J i return 6;
2 `- U8 Z! I8 S" H& A" H}
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方法封装/ q$ t; B$ ]4 _) |* I% t$ Z8 _
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
Z8 M1 U2 l! L9 J" Z9 ], B输入:& e7 d1 N, v' A: E7 Y0 `% A* j
CATUnicodeString PathName //文档(模型)的路径7 Y; g& q& P. w7 D, s
输出:6 h, }9 u/ D6 s6 w0 x8 C
CATIProduct ** opiSonProd //文档(模型)的指针
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辅助功能函数:
6 H* B5 E0 i6 Z e/ G, L+ ]+ }1 P获取当前模型树根节点* j5 J' u2 A, `1 [2 _
模型加载后可视化/ u$ ]' D7 e0 v% p- U
刷新根节点
8 @, j6 [: ?% O1 p7 q( i----->打开文件 K. V; H7 X& v! L; W9 p7 J$ g
CATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)5 h9 l( i& s a
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HRESULT rc=E_FAIL;; i2 Y" @3 T4 D5 {$ M
CATBaseUnknown * pRootProduct = NULL; h0 K! _) m! j. I9 j) L
CATIProduct *piRootProduct = NULL;8 ?' e" d4 _ }1 U5 Y
rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点) G4 d/ @' j2 n0 q! n. }1 X
if (SUCCEEDED(rc))- {$ t; ]! x' \) L# x A
{: a; \* q1 f% P( ~
rc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);
3 @( n& ^ i$ A" H' a, _0 Dif (SUCCEEDED(rc)&&NULL!= piRootProduct)* F- z1 W: Q+ U
{
& G- p$ ~4 s6 J& g& z1 g; MCATDocument *pInstrumentDoc = NULL;4 Z& q5 I9 ~: O1 _
CATIIniInteractiveSession *piSession=NULL;, r0 A: M. j% ^1 ?; f, V
CATSession *pSession = NULL;
4 p, \0 Y: U4 S/ M2 I/ qrc = ::GetPtrSession(pSession);
3 @3 H: O6 _2 h5 U) T6 Hrc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
2 x5 v+ z) h" a: Y% dCATIEditor *piEditor=NULL;
5 s5 C; w# V$ f5 U( Mrc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;
* l, s. }4 A" G% o+ bif ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )
) Z+ j. V; q! ?5 l3 e# U{ cout <<"The document" <<PathName<< " is opened" << endl ; }
/ f# ~$ x0 {% _+ ]6 b0 F Velse
u3 ]& Z! {5 a# U. j' Z* V{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }
7 v0 W e! p) \1 ?/ @CATIProduct *piInstanceProd=NULL;
% `/ V* `* X' C, j, K5 Qrc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下
- d4 ~: Y4 [+ w" p! O1 G" x+ tif ( FAILED(rc) ) return FALSE;
' X# y" P5 l$ p& {// rc = piSession->Close(piEditor);
7 E! M5 S. x8 L+ @" m! P* opiSonProd=piInstanceProd;
4 h" O7 S, R5 N# h! z; T- y, r- ^XXXFunction::UpdateProductRoot(); //更新根节点! f( a# G) {# m
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}
. {, m- E2 ]: [* h5 vreturn TRUE;
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----->加载模型可视化
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HRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)
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. M" |# z) L$ v; C, }! {4 } //AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP); . }- s% S6 d# @4 P0 Y
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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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" f7 ]( ?6 d- x8 n2 @! ? //将要**的part document,CATDocument类型3 A. ?: d' V! x
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//the product instance of the imported document* K7 Y/ G! u# @8 X* D2 V3 g) Z0 V
) v+ {4 T& q6 z; L3 b //注意要**的document也要检索它的root product
3 c+ T: ?& b4 b, z
4 q, ]; d$ j! e" P cout<<"添加组件执行"<<endl;
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HRESULT rc = E_FAIL;
+ ]2 ^) b' ?6 Z+ F. G0 W1 h
' [$ d/ @$ y3 b! _ if (! ipiFatherProd) return E_FAIL;
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* b1 M, l/ _, V if (! opiSonProd) return E_FAIL;
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if ( NULL != iDocument)
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0 T% ?% L: G6 }6 `1 e" U2 \ // Get RootProduct of the document to import.
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CATIDocRoots *piDocRootsOnDoc = NULL;8 d$ g7 L t7 G
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rc = iDocument->QueryInterface(IID_CATIDocRoots,
% w9 z- q4 U6 M$ u2 `: Z! A9 R- w) Z/ X/ m3 ]
(void**) &piDocRootsOnDoc);
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2 I$ R! S$ C C( w/ t2 }7 _+ G if ( FAILED(rc) ) return rc;
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CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
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CATIProduct_var spRootProduct = NULL_var;; M$ {5 T- S/ r9 i4 a3 a
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if (NULL != pRootProducts)% T9 r. e% ^/ z/ @% C! a" B
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{$ \. V& F1 O) f+ V4 s& K
5 a1 @% h/ f: N9 b
if (pRootProducts->Size())
" h8 U, U6 l. p7 G/ s6 X% k- F+ Z- @
{ 9 o- b0 x% C) x8 N
6 I5 \& A& ^+ R5 b. Z8 h spRootProduct = (*pRootProducts)[1];
; n1 a0 ~ V0 r0 Q9 X+ N' z$ |, K; h* E- |
delete pRootProducts;
# \ h7 k' q$ D1 [4 j2 _& ]4 h+ I6 m9 V, f) x! g1 ]
pRootProducts = NULL;0 y" I9 z3 @: j: R2 s. I
& i2 B! f* U" E% X
} d9 L/ h' z: C9 o/ m7 Z
6 @3 R' K- H9 q% c, p: U piDocRootsOnDoc->Release();
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piDocRootsOnDoc=NULL;+ p/ z! N* u* p" t/ v, |" L) h
; j; ]! Q( z: \' l, b7 P7 v9 [- `
CATIProduct_var spProduct = NULL_var;
. O! K1 Z1 K: Q; |/ h! X, \, u. D$ l7 F g l+ G2 P$ F
if (NULL_var != spRootProduct)4 |& _% p! o2 s1 q l) K; l ?
2 _% w$ K/ G0 |/ B {
9 b0 v6 R7 {/ z% R1 E
# ?& s# Z6 f* w- J3 f5 I1 ] spProduct = ipiFatherProd->AddProduct(spRootProduct);
+ ~/ Z2 Q; O6 S' A( t/ O2 U7 u
1 r% g- P& t" ~' L2 s* X; j/ B cout<<"NULL_var != spRootProduct"<<endl;
) d0 w/ m! a0 D7 Z- @: Q1 S5 \3 S+ H9 y8 z
}- |+ W7 p$ U, b4 H Z" T
# U# ?" {, D$ g7 L- Q& u
else
. j, x! y5 W0 x2 @
4 J! f1 \9 d+ d1 [8 g! N2 b* n {
' e, K9 a2 i* n- t& ]
2 \4 d7 u& X5 z. v# t( s. e CATUnicodeString docName = iDocument-> StorageName();8 z% ]! m6 \/ y; W" |) U ]! v+ U
* \3 v1 e, s# K) r+ E ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);
) @7 ?1 c9 Y: j$ i8 K% r) L' |* z
7 U4 F( Q0 Z; Q: ~ c }
. Y* k$ x9 C; k& N1 M: b4 y9 x- L5 [
if (NULL_var != spProduct)$ f+ g M, [' F' E& D3 S3 z
9 t+ t8 i0 a$ T6 C H& [" S& h/ M
{
: |, ~8 n; c' B3 N: J( Y, v6 |& o' F. W/ ? u. }' F; b
rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);
; D( @% d$ d2 ~' ]7 K1 e- h
/ g; l$ d, U2 `" Z/ W! ` if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;
& H6 y/ {* c, i3 M3 r0 h6 t) D3 ^% N' O1 T
}
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7 X; d3 x/ S( e6 v% s }
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}* O2 V! b! [, t
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return rc;
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$ W2 x4 C& b* v} 3 u4 ?7 i( q* s
2 h2 U) t7 A9 R' q/ f6 {/ A----->刷新模型根节点
! ^. n, ~3 N& X3 z- {# _
% J) V5 e- _8 K8 S O* ]) V) lvoid XXXFunction::UpdateProductRoot()
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{
" p+ A0 ]* D" b: M2 ~& N# V+ \+ c) p: Y& r0 ?2 ~
//*******************************important**************************************
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CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();
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) W& R3 ?; V' k M" d: }, b CATFrmWindow * pWindow = pLayout->GetCurrentWindow();, \0 m+ G$ N0 g7 F4 D- Z
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CATFrmEditor * pEditor = pWindow->GetEditor();
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! P: m) Z+ A2 f9 w3 D7 ?; v7 f CATDocument * pDoc = pEditor->GetDocument();
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. ? z# L5 E- j! P0 Z- y //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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I1 w2 W& `& _; A //首先,获取该当前活动文档的产品根节点
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1 Z, i% F. I# }6 t CATIProduct *piRootProduct = NULL; 9 ?, ~' ]" j+ C% `4 g3 C6 R" F9 l
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CATIDocRoots* piDocRootsOnDoc = NULL;
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0 [& Z/ `) I" V# E# } HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);
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# S. @, c/ v$ [* G u- Q& B' o* p if (SUCCEEDED(rc))
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{
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// Retrieve the root product which is the first element of root elements9 ?! Y/ f3 ?& a1 z
1 x8 |& e$ B/ w8 | CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();
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piDocRootsOnDoc -> Release();
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0 n3 Y! | e0 \- G, V ^ piDocRootsOnDoc = NULL;3 P* H/ T0 \% {* j" r
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CATBaseUnknown *pBaseRootProduct = NULL; 1 [9 r, O% r j1 S, h
+ ~, |5 l8 J9 P, t: t if (pRootProducts && pRootProducts->Size())
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{
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pBaseRootProduct = (*pRootProducts)[1];
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8 O7 H* z* r" U A4 _/ L4 F' d delete pRootProducts;6 Y1 a9 i% O& @, Z$ m
7 A& t2 w: v; N! _# ~# c5 K( q J pRootProducts = NULL;
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0 H5 _2 A, e3 l6 ?8 { if (NULL == pBaseRootProduct) return;
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0 v2 M( H9 S2 C; w% K+ ^ rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);' ]& A1 s& H; Y0 b1 f$ \
& {$ H" c, K8 ^7 S* l! \ if (FAILED(rc)) return;
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. `# f1 U2 |4 ], Y8 ~7 p //对模型树进行刷新 V" W( ?7 d7 p
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CATISpecObject_var pPartRenew = (CATISpecObject_var)piRootProduct;//对零件进行刷新( }, q" C6 B! n5 C
9 g' w {( b! s' i) y) j pPartRenew->Update();
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}
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else return;
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2 l& k9 \, }0 K8 v0 _5 P6 Q //----------------------------------------------------------------
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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。3 Z, G8 p5 e- q% V8 Q; t/ s
0 z2 Y" }, t4 q- ^8 F# D9 M/ k CATIModelEvents_var spEvents = piRootProduct;0 g9 d$ i2 M' b
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CATModify ModifyEvent(piRootProduct);8 t' u' _6 ~( }$ N. k5 u/ s
& {9 n2 e0 W c8 i5 R spEvents -> Dispatch (ModifyEvent);) H9 j; g' |' o6 q3 \6 w& n: \
8 W" T, M, `& q; k6 i# P //Update the graph view2 h% S# y9 I: h% C% u: A6 k2 t
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CATIRedrawEvent_var spRedraw = piRootProduct;
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6 h1 Q7 D* T* R# M spRedraw -> Redraw(); C [2 [1 D1 p# ?8 s
% j8 z9 q6 X! N" }0 H7 [ piRootProduct -> Release();- R2 c) }* z- S$ y1 ^; _
' j3 v+ n+ V( ?/ A$ Z1 z. u piRootProduct = NULL;3 J" w. `" s0 n% P9 n* ^$ w' w
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}
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