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CAA开发之文档操作
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& Y# H& H8 j B$ cCAA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。; e C$ Z4 Q9 t$ M' ^) ~' K; G
; J& l" P6 A# d. e, H, M8 u( JCAA中对文档操作的基本步骤如下:
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3 B6 a3 }, w8 Q! Z4 s! k/ y创建会话 - creating the session& j& c0 I8 B# P6 t
1 H! u5 S- l; N# V0 M7 S. S' P新建文档 - creating a new document
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6 t5 s) l$ L( e+ ]5 M, e/ M调用接口 - Query Interface
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获取根容器 - retrieving the root container" Z+ e2 O; o! X0 x
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保存文档 - saving the document& P1 L. L, X0 b3 ]* s, _ |1 v. e' R
: l, v0 Y3 U" k1 @; o' m删除文档 - removing the document' U- Y2 F7 w0 r1 @% m$ y
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删除会话 - deleting the session # p. Y- l7 H+ z; Y, @* f' n3 |
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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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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。
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下文将对各步骤进行补充说明。1 a0 V% L8 V+ r& C( i6 d" j* @
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1 文档创建(Create the new document)
~7 a% L/ Y' N/ R* Q5 z5 v9 A) K, C文档的创建通常有以下几种方式。可比较CATIA中文件菜单项
% ]# g1 v& J; j) \) w7 wNew:新建一个空文档7 J5 v c9 h! ?! H
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NewFrom:新建自
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新建文档代码:
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7 \( t8 f* R' Q! q% @$ Y( v1 m! zCATDocument* pDoc = NULL;2 {; X l4 \. s1 _7 d' u) w
HRESULT rc = CATDocumentServices::New("Part",pDoc);3 G4 b- R. a C; S* Y4 m" y
if (NULL != pDoc)
. i6 T4 m# j; {{
2 }: d8 M2 H+ M# A$ f cout << "New document created OK" << endl << flush;
+ K6 Z; I, `9 P A}: b5 b8 v d5 f7 k/ {3 ^" d
else& a5 s! i' P2 a
{" a( ]' V( c a9 V" V0 i9 q
cout << "ERROR in creating New document" << endl << flush;
9 X- e; H4 Y0 k6 y) G x return 2;
+ S$ v4 h- X5 H7 [! \}7 I! r' a0 h$ a) L. ]1 Y
% P0 k, _: ^1 Y2 文档加载(Load the document)$ u/ ~& M. m2 ^1 h
文档加载即打开现有文档,主要方法包括. T7 v$ x* p1 M1 N
CATIIniInteractiveSession 中Open方法:打开文档并可视化显示
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) L, p1 p/ t; [' w' v. p8 @CATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行8 x3 I5 ?" N9 c% O
6 ~, }+ Z1 D8 S+ w- ` pOpen方法:
' G5 e# o6 W6 W5 f) v. _8 ?2 ?CATDocument *pInstrumentDoc = NULL;
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0 S9 ~$ n k8 o! P6 ]0 lCATIIniInteractiveSession *piSession=NULL;
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CATSession *pSession = NULL;3 M! Q) o/ a6 _6 ^. ~* @" O
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rc = ::GetPtrSession(pSession);
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+ f! {& ?2 X/ V* o4 rrc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
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CATIEditor *piEditor=NULL;
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rc = piSession->Open(PathName,FALSE,&piEditor);
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CATFrmEditor * pFrmEditor = piEditor->GetEditor();
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pInstrumentDoc = pFrmEditor->GetDocument();
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OpenDcument方法:
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CATDocument *pDoc = NULL;
+ W- y9 P% ~3 m. @% y( C, u2 rCATUnicodeString storageName = "XXXX"; //文档保存路径名, ~ [/ Z( ]# V' s, |0 e
- y/ i' a, ^ crc = CATDocumentServices::OpenDocument (storageName , pDoc);
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if (SUCCEEDED(rc) && (NULL != pDoc))
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cout << "Document opened OK" << endl << flush;
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else# I* R7 P2 m1 O* a
{
: l" K$ l9 |: e0 I8 O( G n; P cout << "ERROR in opening an existing document" << endl << flush;
5 C$ O- F9 H! E, a P return 2;
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3 获取当前文档& Y5 r1 i* k% c9 H
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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# e, E f& [* B$ ~CATFrmEditor * pEditor = GetEditor();# w8 v# O% [6 q0 x* \0 N r" t
if (NULL != pEditor )
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- L: y8 V0 b/ d' C+ V cout << "Editor got OK" << endl << flush;
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else
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3 m0 x. V' Z/ e7 r% x* k cout << "ERROR in getting the current editor" << endl << flush;
7 h" Z/ s8 D: h4 S) ? S return 1;
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CATDocument *pDoc = pEditor->GetDocument();
, q8 V" {9 ?) @( d6 ?) l5 bif (NULL != pDoc)4 A* \# x7 z* _6 c J8 D6 z
{
& ~& c; H, ~% e3 R% V# S4 q cout << "Document opened OK" << endl << flush;, k- I K" V+ A* p. i
}
4 ? |5 h, z! j4 N6 _1 z+ F0 _else
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) C6 q) q4 o" _ cout << "ERROR in opening an existing document" << endl << flush;3 W" V9 z* j9 T' O
return 2;
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" b& m& @( a9 F2 `% V0 A 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。
* h/ Q; U5 x* e& e4 保存文档(Save the Document)- v" X* n. z1 n! l' K1 e' h
4.1 另存:即保存为新模型
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CATUnicodeString savePath = "XXXX"; //文档保存路径
: c: E+ K3 ? d3 s7 X. grc = CATDocumentServices::SaveAs (*pDoc, savePath );" q* i9 |! j; U) ~. d+ X6 i% X5 s/ f% M
if (SUCCEEDED(rc))% {# @- p( S, X! ?) A8 J& q% g
{
9 Q1 E$ @0 [+ J( u cout << "Document saved OK" << endl << flush;
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cout << "ERROR in saving document" << endl << flush;+ r7 r+ `' l, A
return 5;
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1 p% O0 ^; H8 n. i6 w& o) h4.2 保存:不更新保存路径
~4 F# A. X3 o5 j2 ]rc = CATDocumentServices::Save (*pDoc);) b* b* r) y. `4 P- O5 F* u
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if (SUCCEEDED(rc))
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cout << "Document saved OK" << endl << flush;/ P2 M8 x4 g6 s4 \9 Q$ ~# \. T1 q
}
* S' V0 Z; e5 q: ^8 ^& Melse; H2 u: `/ C6 s( M/ _8 f* l; q- P* F
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cout << "ERROR in saving document" << endl << flush;
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5 删除(Remove the document)- v! }( E, C/ f- p9 u7 K, `
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rc = CATDocumentServices::Remove (*pDoc);& m& J. q+ h+ x
if (SUCCEEDED(rc))7 w3 H/ f) V1 M" Q& x- h
{
% x' a2 R# H# M cout << "Document removed OK" << endl << flush;0 b# f" g0 w+ b# k
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else$ `/ z1 f1 z% i$ f
{
; g8 p( K# {- J" j cout << "ERROR in removing document" << endl << flush;; \/ t1 [; I% Q' W) A
return 6;
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方法封装
1 Q; ?, v; m8 F7 D) V5 t3 T) S3 D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
$ L( T) W( Y! v% _/ ]5 c输入:
3 Q6 g- M m, e, kCATUnicodeString PathName //文档(模型)的路径
6 ^$ v& C, V! H输出:
5 V3 x, P5 ~2 c8 t% I& R" M& FCATIProduct ** opiSonProd //文档(模型)的指针- A0 L: e, t- _9 {' p0 Z) K9 U
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辅助功能函数:
3 z s+ z8 o2 s3 f# z* U获取当前模型树根节点
- J3 Y8 s; Q) A) M7 D. n模型加载后可视化8 W) N" P* R b3 K: [
刷新根节点
. d6 j0 n' W- b. b----->打开文件
6 H6 l8 a6 y9 R' P% ~9 `+ Z8 E" dCATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
[( d6 c& D2 g: H7 v- \{
) e5 q/ n# z6 vHRESULT rc=E_FAIL;& A e+ { V: v
CATBaseUnknown * pRootProduct = NULL;( L( x) J" K/ x Q
CATIProduct *piRootProduct = NULL;
7 z8 T: q4 X! R& [- \rc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点
, e& R2 R' O3 }7 M& d+ ]6 K4 Wif (SUCCEEDED(rc))& t$ X7 q B$ C% t
{
2 }5 ]6 q6 i% Arc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);- c2 q5 Z1 q( j- {* V
if (SUCCEEDED(rc)&&NULL!= piRootProduct)
: E7 i; K, |5 S: x{
1 A, F" Y8 a5 X- U! B" I+ dCATDocument *pInstrumentDoc = NULL;
- c# G) B( B( M8 I5 y+ r+ `8 j vCATIIniInteractiveSession *piSession=NULL;
b" P+ ?0 x1 m' k8 b# @4 sCATSession *pSession = NULL;
$ B8 }$ c$ b& I/ A" n1 y* D7 p) |' Src = ::GetPtrSession(pSession);
- a1 G* g% \0 X; t f; b: Drc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);4 p6 ~% L% \: C) ]7 t
CATIEditor *piEditor=NULL;$ S$ A( `( }( z% v
rc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ; R x2 S! c; J7 s2 |4 z' _
if ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )
1 u# M9 J( [' A# K3 S( k: B{ cout <<"The document" <<PathName<< " is opened" << endl ; }
5 S( t9 O/ ?6 |, M. B: h+ c/ ielse
# C0 K2 H3 u/ l7 S% `) I{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }7 M, v z' V: x+ R5 j# R
CATIProduct *piInstanceProd=NULL;
( Q; ~. m2 u. {+ U' Rrc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下 7 k5 x' W5 r2 A, r; p' z( @3 c
if ( FAILED(rc) ) return FALSE;
0 N! X7 F; e% q+ A4 s2 u$ z3 X// rc = piSession->Close(piEditor); / H+ e2 Y; |; h7 q$ t) L" L# ]- P, r
* opiSonProd=piInstanceProd;
3 k7 J4 s4 A4 M fXXXFunction::UpdateProductRoot(); //更新根节点$ C1 E3 q4 O! C7 {4 d3 ~( r3 B
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}" S: [! v5 {* B" E
return TRUE;
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5 V# X' m9 L$ s/ `$ }1 T5 f0 T- M----->加载模型可视化
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2 R3 k) [2 u* ~# ~+ r8 m, x( A4 BHRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)8 C& N: h# x1 M
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{
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//AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP);
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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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//将要**的part document,CATDocument类型8 m( N# c; d" {: D
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//the product instance of the imported document2 n' ]. G5 R2 ~
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//注意要**的document也要检索它的root product
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" l. K4 H& u" _+ A" B3 f& o cout<<"添加组件执行"<<endl;! E$ X! ^5 G+ y6 I
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HRESULT rc = E_FAIL;
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if (! ipiFatherProd) return E_FAIL;
+ H, r6 Y( s4 s8 W0 Y
; R! K9 F% U9 y P9 @: X if (! opiSonProd) return E_FAIL;
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if ( NULL != iDocument), l) g) E" E$ H% u4 _% K6 p
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// Get RootProduct of the document to import.
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CATIDocRoots *piDocRootsOnDoc = NULL;7 ?2 X6 t+ Q5 q9 O
7 X! l0 @- X& X4 `0 v% w- v) h rc = iDocument->QueryInterface(IID_CATIDocRoots,
9 l w' r8 B1 H, T5 O9 m* ^% x0 v2 c! c8 q3 z: v% {* o
(void**) &piDocRootsOnDoc);% y& J7 M' n8 M8 _ Q, ~' k
2 Y, N# G! m4 b9 j# I7 \: c if ( FAILED(rc) ) return rc;
X0 r$ Q2 Y! O# K! \
4 V& F) C. C5 _8 s7 m' Z- z, m CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();
0 }7 ?, K y1 ]' E1 o8 c* l {' n# C, l) r$ [2 T
CATIProduct_var spRootProduct = NULL_var;+ T/ w# d9 G, B/ r4 z
6 k0 A+ e/ M9 V2 A: ^" t" l if (NULL != pRootProducts)! B+ v# B6 h/ R2 {' e U
- b$ `6 H8 a, b3 Q: L. r {
+ ~0 c& q$ F2 }0 w+ g+ _+ z6 R* I8 f3 @
0 y; F( w1 h8 M( L6 e7 S, V if (pRootProducts->Size())
% P- U) J/ F1 X; ~4 t( ?
+ F# o, o2 i2 C( g {
6 b F% U3 Y$ M5 U, j# ~7 S% V$ f0 W* z, z
spRootProduct = (*pRootProducts)[1];
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delete pRootProducts;+ e/ U+ ^. ~+ j
9 `* H7 \ {: }+ K
pRootProducts = NULL;
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$ l: \' o6 p- A2 o. W( E }
N$ u l7 P$ }3 T& i8 k& u. C/ H, D+ K" b& W5 l+ @
piDocRootsOnDoc->Release();$ W. T1 B$ z0 W7 i+ {: U& @
! d1 E6 i* c) p
piDocRootsOnDoc=NULL;
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8 ~. O/ i* u# L2 s CATIProduct_var spProduct = NULL_var;
, t2 S" m& m& y' Z7 T9 ?* I0 ^0 b. c1 |5 U |
if (NULL_var != spRootProduct)
O4 V* [4 ?5 |
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; J1 [( T3 U. s: v# O spProduct = ipiFatherProd->AddProduct(spRootProduct);( b- H8 n+ B; [
0 K( N* R$ I3 e cout<<"NULL_var != spRootProduct"<<endl;
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# W& [5 f% v( Q% i }
( ]3 _7 G; o2 H6 Z8 s' Z" T( O3 ?+ p( {+ D: q
else
% o! P0 J; ^. j1 v {
+ K/ D4 J& e$ w! s- f, z! s) R1 n3 W1 [ {8 b2 x( C- m& w8 r6 |" ?
; H" z3 B( l, S% } CATUnicodeString docName = iDocument-> StorageName();1 @; S X0 g; O3 f! A) N& f
5 @3 a3 E M ~* T1 ~( u
ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);
% h0 m2 P" r, x; `6 X) \4 s9 Y6 M5 N
}
1 h4 b2 ~: o0 v# u( S5 _; y- y3 H
# u, f( f* K2 N2 l6 D if (NULL_var != spProduct)
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{
# {; M* v; G$ Z" J" c+ Z& k
" g5 \: C% { A6 y: `: X rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);
- L. B" r+ X( E1 g" p# `
+ }1 C+ \5 i3 r8 v0 g if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;
+ h# }% u. i8 Y } v+ x; r/ p* V9 K+ O2 z' [) o
}
+ a+ a' x9 f* u, H/ O4 X l
* ?# s" h8 \6 n; [; J }
5 H0 d+ a) ^4 x3 y7 F1 |+ X3 @8 M! `$ Q1 v# a
}, ~3 k9 x) y- j8 F' _2 T9 W2 }6 _+ N
, L) W1 `' m2 _3 {3 _
return rc; ; h& Z1 K% r) d. |/ B
2 b/ J+ H2 ~' U, g( n}
" L! ^- R* B9 [$ C v: O" c" e* \* T0 e; b
----->刷新模型根节点+ s; y T/ ?- V j4 ? }- V5 r. A
4 K' Z6 f9 i& M0 x+ pvoid XXXFunction::UpdateProductRoot()
\7 o" V. E# R
3 U" o6 Y. W/ T0 v2 k) j6 }3 V{
4 \" u7 `" }4 x9 P( k* h* F) i# u. A" J+ \. _3 P
//*******************************important**************************************
1 L' i( p0 N# P: c, M6 S) m ^/ B& e3 v. K7 s8 f0 |
CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();% n; b1 r4 A3 k. {: f
- @# J- ~) W5 f& f8 J4 [
CATFrmWindow * pWindow = pLayout->GetCurrentWindow();3 w9 q; {5 ?$ H: `6 O7 \6 u7 `' H5 G$ N
9 U" E1 f5 B4 N, _ CATFrmEditor * pEditor = pWindow->GetEditor();
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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 3 @3 b9 A/ d8 l& O. a: O
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CATIProduct *piRootProduct = NULL; $ R+ ^/ @/ _$ e/ C7 A
6 M* u+ k! b6 V+ t, m1 o2 J4 Y CATIDocRoots* piDocRootsOnDoc = NULL;
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( V' |' F4 K0 d. F: X0 ~ HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);* U" E! g, s: E) `
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if (SUCCEEDED(rc))2 h# A4 @7 I$ `/ R V8 ?& C& a
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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();( g6 S) P5 g0 y% A \
& |! g: L. Q' k. w piDocRootsOnDoc -> Release();
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5 v; z n% D. x6 @% X4 Z' l' |, o piDocRootsOnDoc = NULL;2 j6 y$ I8 w+ o9 F" {) v( ?
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CATBaseUnknown *pBaseRootProduct = NULL;
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4 M1 z6 Z% \) @7 F" d. A$ _ if (pRootProducts && pRootProducts->Size())
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{
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7 F: k! o6 k, A* m: t- H) o pBaseRootProduct = (*pRootProducts)[1];$ {: f- M6 `% K7 B" j
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delete pRootProducts;! Z5 d* a9 Y) F! N+ u! d* \
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pRootProducts = NULL;( a9 a: |1 _; i0 ?, h
' V; b) r+ r; T; A1 l. B. b if (NULL == pBaseRootProduct) return;
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4 J' X7 n8 l7 J2 r! h5 m" e2 n/ T rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);
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4 ?" J4 R: i7 Z) r {0 u$ ^ if (FAILED(rc)) return;8 O' ~9 l1 N) c# M$ I( v
' n' P8 k4 e( t- M/ P7 u //对模型树进行刷新
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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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! E3 f3 {7 H; ^" R: k* f5 _+ ] else return;
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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。: c C' [4 {+ r
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CATIModelEvents_var spEvents = piRootProduct;
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( p( h5 l! ^% n# N) D CATModify ModifyEvent(piRootProduct);- V7 J, o* U- Q
1 f' J$ a5 t' Y) V# m3 x1 n spEvents -> Dispatch (ModifyEvent);0 T R7 P0 J( ^2 V. G; w; c' M
. v; f- P4 ^& c4 D //Update the graph view
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7 F* A0 }" {+ k/ h& j CATIRedrawEvent_var spRedraw = piRootProduct;
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; Y2 ~% g" K6 Y7 W3 ^4 ~9 j, S spRedraw -> Redraw();
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7 ]# {) u) `. t- t' f$ D piRootProduct -> Release();7 Z |6 U; Z' J7 h/ E6 _3 n
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piRootProduct = NULL;+ x6 K+ @1 S; t2 I2 Q
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}
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