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CAA开发之文档操作# n% v. B/ g; S; u, L" s0 ]
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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。9 m% K5 w; j t; V5 ^% |5 q
1 H) S9 O2 Z3 x ~4 [CAA中对文档操作的基本步骤如下:1 x( f0 m+ Q `: e+ T0 Q
5 @- T W S5 d. k5 P+ ~' q创建会话 - creating the session
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; \! U) I: t; q3 j新建文档 - creating a new document
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/ l+ d$ A7 H2 o7 d; P( p调用接口 - Query Interface
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获取根容器 - retrieving the root container
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& ^2 p! E$ \) d保存文档 - saving the document/ I: B1 x, C; u D
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删除文档 - removing the document% F ^! z: w3 P$ j, x) ^0 T% C! U. g
" f0 x" n$ a& }6 Y B删除会话 - deleting the session & s, s& P; m1 U& ^
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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。! U8 [7 l8 @' p; j. Q
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1 文档创建(Create the new document)8 H7 D& j7 v) g
文档的创建通常有以下几种方式。可比较CATIA中文件菜单项
0 r5 g7 p0 A2 [0 O4 Y9 L+ |& ~/ g) l- c' }New:新建一个空文档$ J& R- |$ |& I7 p% @0 Q e
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NewFrom:新建自
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9 a3 K! ~+ [- C新建文档代码:+ E! c( W: _8 l$ p; m' n
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CATDocument* pDoc = NULL;1 \5 e, f+ E% s/ M. F V4 a3 P
HRESULT rc = CATDocumentServices::New("Part",pDoc);
2 a4 N6 S: y. }9 Qif (NULL != pDoc)
+ o8 H* [, n+ B( F: ~/ x{
. ^% D3 O3 t& k+ Y! h+ S+ C cout << "New document created OK" << endl << flush;
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_# [/ ?$ P8 `! G3 Selse( |+ r4 j8 D& @7 C0 p
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cout << "ERROR in creating New document" << endl << flush;
1 U$ q' f8 H4 X) g# @6 | return 2;
8 C- ^0 @+ [4 O( c$ f}& a( X f- V8 [0 C) B" q! x
+ w7 v' i# ~3 D1 U# ~9 m6 O2 文档加载(Load the document)
8 e' K1 N5 J8 N6 }5 [/ L文档加载即打开现有文档,主要方法包括8 F) y6 t) w) M/ G! ?) A" v" z
CATIIniInteractiveSession 中Open方法:打开文档并可视化显示1 r6 i( Z" u! _3 c& F+ Q4 V
; f, ?# c1 r, ]' ]) mCATDocumentServices 中的 OpenDocument方法:打开文档,一般批处理执行- x/ `0 H1 i2 h1 W0 k
: h8 k3 g9 I" F9 \4 E7 }# kOpen方法:6 x2 o ]. P, t$ ^
CATDocument *pInstrumentDoc = NULL;- C1 |7 d# I; n# M: n) T
. K) H' v% L( n: cCATIIniInteractiveSession *piSession=NULL;" ?2 h( J. N3 C: W% A5 g
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CATSession *pSession = NULL; m% @1 R/ o- h- ]. O3 ~; H0 R
7 r" D/ i7 ?) y) k9 l- D1 ~/ Irc = ::GetPtrSession(pSession);- D$ @' j, A7 H, y
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rc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);
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( E6 i( Q( z( v/ U1 d' I* OCATIEditor *piEditor=NULL;# j. W* E* M5 n. e
. L7 E, m9 R& }) |# y+ J( |. L. krc = piSession->Open(PathName,FALSE,&piEditor);, B& Z& y2 |% b) x( v, q ]
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CATFrmEditor * pFrmEditor = piEditor->GetEditor();
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& O5 @9 Z4 A) x% F. EpInstrumentDoc = pFrmEditor->GetDocument();
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1 {# q, q+ v1 N+ y, b0 {5 `( J
OpenDcument方法:$ ^( V$ `- @2 o9 v5 j4 g* D
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CATDocument *pDoc = NULL;
0 Q/ X Q; G; ~7 H6 J/ ACATUnicodeString storageName = "XXXX"; //文档保存路径名
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rc = CATDocumentServices::OpenDocument (storageName , pDoc);; _: P% {/ O$ X. s$ p& N
" z4 g# ]$ p1 X8 l% x& d% ~8 |if (SUCCEEDED(rc) && (NULL != pDoc)) Q. B5 f' Y$ O3 x0 ]- c, j& L9 @
{
7 w1 {2 p5 }$ J1 g4 Z5 { cout << "Document opened OK" << endl << flush;$ r& L7 S: F3 T
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else
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cout << "ERROR in opening an existing document" << endl << flush;1 N1 P! e. c6 Z9 s; m }/ d
return 2;& ?8 W+ q3 Z1 K5 W8 {& g
}
6 H" ^$ S7 g1 W5 e$ F3 获取当前文档 A1 _' m$ ~* X. s. J1 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,% F7 {8 K/ a5 ^ m
$ z: U2 D6 w! L0 Y8 K% x8 U2 KCATFrmEditor * pEditor = GetEditor();( p3 P O6 \9 X/ l( Y) V3 k
if (NULL != pEditor )5 C( p8 C( P3 s; M8 ^0 \4 C& J, t
{
3 N0 ]2 y3 v) |& W cout << "Editor got OK" << endl << flush;: u8 P- P* @% k+ o, n% R0 z
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else8 {2 O! R# k8 Z9 |
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cout << "ERROR in getting the current editor" << endl << flush;
5 U: g. F$ }4 U6 N/ ~1 H return 1;
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4 p Y/ q# \6 N' O9 Z7 mCATDocument *pDoc = pEditor->GetDocument();
d3 i5 h0 J; u, W. @9 i( Q8 a3 fif (NULL != pDoc)3 \8 K g' ~9 B7 j3 T; \
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cout << "Document opened OK" << endl << flush;) J, N( n" V* x, t
}
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cout << "ERROR in opening an existing document" << endl << flush;
2 j/ N! L' N# |+ v% M5 q return 2;& C r* P. F, s. u; |+ e" z
}
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' G2 k6 q" Y4 G2 u# z1 w, d& Y 该指针的获取还有其他方式,如通过CATILinkableObject 类获取。
0 H; K2 d5 R5 }5 |. s) E7 n! g* ?4 }4 保存文档(Save the Document)# S' ^& o4 {7 A& S% s: `
4.1 另存:即保存为新模型
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CATUnicodeString savePath = "XXXX"; //文档保存路径
, W, Q/ U& |. nrc = CATDocumentServices::SaveAs (*pDoc, savePath );# ~7 W5 }* i/ B7 {
if (SUCCEEDED(rc)). J5 b* i2 d1 r6 N# d D) |
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cout << "Document saved OK" << endl << flush;
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else
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cout << "ERROR in saving document" << endl << flush;
0 R# A- H% s" j* U return 5;
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4.2 保存:不更新保存路径
/ }% y# s$ M6 l: X1 Zrc = CATDocumentServices::Save (*pDoc);. X" L8 h7 i# A" a. P3 `9 I- `& l
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if (SUCCEEDED(rc))$ e: b: u7 p0 i0 y3 ^5 _
{
* t6 T- G R; o cout << "Document saved OK" << endl << flush;1 w" _5 @" B- ]- Y# d
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else& M7 r0 \) O* g
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cout << "ERROR in saving document" << endl << flush;
' [5 R! C+ l) ]7 b, k& R7 g return 3;6 P! m" A6 ~5 Q# z% V7 c) x* q5 Y
}
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3 r' L" G- @, ]0 R$ o& E/ {# m5 删除(Remove the document)& a2 v {! Y" x* ^' Z; o9 C; [
1 Z3 p1 E% P+ Y% y# yrc = CATDocumentServices::Remove (*pDoc);
1 K1 D* M/ i9 x* o1 j. j8 ~/ ?$ ^if (SUCCEEDED(rc))
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cout << "Document removed OK" << endl << flush;8 x1 p$ ^# A; T. y% V. q
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cout << "ERROR in removing document" << endl << flush;3 r3 g5 \3 B5 a7 o6 D+ L& [# c+ E
return 6;) l4 G, L3 J( X* f' w2 j3 f. j; B, X
}
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4 N" K! b Q$ y2 |/ V方法封装
: M4 r" ]! B; P$ a% X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
( B' y1 E$ i6 @: g" {输入:1 G. h: X, {) j) T
CATUnicodeString PathName //文档(模型)的路径
. x! r/ [) H' ^; E5 s% w输出:
4 G+ f/ v1 [& e3 _5 mCATIProduct ** opiSonProd //文档(模型)的指针
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( S" m+ v' d, ~. W/ I( ^! r辅助功能函数:
) i5 ?0 [. c6 ~* ~获取当前模型树根节点
! M! `5 D: h/ G, K# D3 C7 n" s8 _模型加载后可视化2 L9 n1 \8 c% K$ U
刷新根节点
1 H& K+ y* T: `* C6 `4 l----->打开文件
5 e- d B+ u, ?$ [CATBoolean XXXFunction::OpenCATFile(CATUnicodeString PathName,CATIProduct ** opiSonProd)
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HRESULT rc=E_FAIL;; Y, ]7 b3 J0 H) I& _* H2 R; O4 r3 }
CATBaseUnknown * pRootProduct = NULL;$ F+ e4 z7 t2 u7 m9 p% \
CATIProduct *piRootProduct = NULL;
- Y. R" N5 j& N; T* O" urc = XXXFunction::GetProductRoot(&pRootProduct);//获取当前模型树根节点; b/ g: a# }! ~
if (SUCCEEDED(rc))
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( E$ ?. q/ A. hrc = pRootProduct->QueryInterface(IID_CATIProduct, (void**) &piRootProduct);
% X* G# m( z; p R3 Q) g9 x; Q- Uif (SUCCEEDED(rc)&&NULL!= piRootProduct)
& P* X" i% Q. I" M f: @{5 A/ d$ G& A+ h X) j1 }
CATDocument *pInstrumentDoc = NULL;
5 c0 u( l4 s1 D0 cCATIIniInteractiveSession *piSession=NULL;- H7 R: R' \; g5 O/ h5 O0 s& D- {; v
CATSession *pSession = NULL; W6 e/ ?$ \0 ]- Q2 m X3 v$ Z. S
rc = ::GetPtrSession(pSession);
. f- W8 b( r$ d. i# Vrc = pSession->QueryInterface(IID_CATIIniInteractiveSession, (void**) &piSession);2 e6 c; Z$ ?( m5 \" U) m7 M3 O6 }
CATIEditor *piEditor=NULL;. Q: o3 J. m4 a
rc = CATDocumentServices::OpenDocument(PathName, pInstrumentDoc) ;3 R( R; D) E" t8 {) D
if ( SUCCEEDED(rc) && ( NULL !=pInstrumentDoc) )# F3 x3 @- A* j$ E; _0 v8 Q5 \3 ?
{ cout <<"The document" <<PathName<< " is opened" << endl ; }
$ ]4 X+ F1 c+ \2 u4 D( ~7 S% `else
8 `: [7 N2 F0 h A9 T: F{ MessageBox(NULL,"模型路径输入错误,请重输!","通知消息“,NULL); }
, m; c! B1 S* i! ~CATIProduct *piInstanceProd=NULL;
) }, g# W- x5 T8 K% K: \6 @# rrc = XXXFunction::AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProd);//模型可视化,即将模型添加到当前模型树下 4 x3 ]2 `; Y7 n: k7 h0 f: V! ?
if ( FAILED(rc) ) return FALSE;
; v& w- a2 F' |// rc = piSession->Close(piEditor);
! m5 e! |4 r. D# k% f* opiSonProd=piInstanceProd;
4 f, T" w, c+ B# i$ b( sXXXFunction::UpdateProductRoot(); //更新根节点
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}
# C, w, I9 s4 q6 Z2 }) K1 T$ zreturn TRUE;( \+ p+ R' J$ h! T
}( M* |% E9 g& P! ^/ r2 L* N4 g
----->加载模型可视化- f( N( _' g+ P0 w6 m: z( P
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HRESULT XXXFunction::AddExternalComponent(CATIProduct *ipiFatherProd, CATDocument *iDocument,CATIProduct ** opiSonProd)
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) P5 m# X4 ^! M- p( J0 w) F //AddExternalComponent(piRootProduct,pInstrumentDoc,&piInstanceProdSP);
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//AddExternalComponent全局函数所需的三个参数,) n w4 g* X* X0 P
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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
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//the product instance of the imported document" h* i3 y# Y5 g3 b
' W# S1 T, e5 O7 e7 H# r //注意要**的document也要检索它的root product* n; X" H" U! l1 D7 |
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cout<<"添加组件执行"<<endl;8 F+ W. a# w Z( U, i- W
' n; G$ i* |' h( @- t* ]; P T" N9 \ HRESULT rc = E_FAIL;; y% n/ Y" N1 j) _1 \$ ]" f7 B$ j
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if (! ipiFatherProd) return E_FAIL;
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if (! opiSonProd) return E_FAIL;
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if ( NULL != iDocument)2 M& I# h N2 u3 z5 ~
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// Get RootProduct of the document to import.) r: C' T* J; Q7 N* h- b0 c
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CATIDocRoots *piDocRootsOnDoc = NULL;4 B1 U; ]4 o* [9 S- n
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rc = iDocument->QueryInterface(IID_CATIDocRoots,4 m- z! K, {% ^/ a/ |& J
/ p. }( n. b7 H- a N" J9 O (void**) &piDocRootsOnDoc);2 p2 ` ^, e* X* u& k7 s
' d* ~! Q: B9 g4 e if ( FAILED(rc) ) return rc;
+ v: d: i9 e' S0 p' K+ t
) C$ F( K, r4 d' Z2 D" Z! W CATListValCATBaseUnknown_var *pRootProducts = piDocRootsOnDoc->GiveDocRoots();3 R% u* _1 t5 b9 A6 E7 e
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CATIProduct_var spRootProduct = NULL_var;
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if (NULL != pRootProducts); S8 l# |5 h+ F) ]" q
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' M5 B" y! M P1 ^ if (pRootProducts->Size())/ D! A8 P- [7 _) S1 |4 |, h
7 u" |4 e" e# _' D" E. Z" N8 i { ! l# h- ^3 X7 E u& \$ q8 T
5 j; H9 n+ J7 ?7 r( G spRootProduct = (*pRootProducts)[1];! B+ j; k4 X1 M4 B* x2 s4 | Z
! N1 M( L* P1 G9 o# M. U delete pRootProducts;
' {: I/ I$ W1 E$ o' ~. W7 Y" T5 s% l& H' s) C* T2 e
pRootProducts = NULL;
" m9 a9 W6 L; d2 T" n
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6 W, c, F- C. v, Z, @
piDocRootsOnDoc->Release();
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piDocRootsOnDoc=NULL;& i8 \' B ^$ t' S+ x- n, j
) u: {5 U3 I2 G4 {0 p2 f3 Q CATIProduct_var spProduct = NULL_var;/ @% Q- r8 A# t1 Z3 L0 l( l5 j8 k2 F
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if (NULL_var != spRootProduct): i" m" Y8 \5 r( q" W9 s4 `$ V( J
U) a2 Y7 t6 j& s8 ` {- p# \# f7 L4 A O, K7 c
( W+ E! N, H/ p" n5 l
spProduct = ipiFatherProd->AddProduct(spRootProduct);
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4 A$ ~0 a! h1 f6 W, r cout<<"NULL_var != spRootProduct"<<endl;$ O0 ~2 \; |+ w2 p- O2 l# F7 r9 A
% b- a( i) ~/ _8 R) x, S+ v2 k5 d& j" o }
# v0 K5 b$ S& ]0 @) f( h) j/ K
3 _4 } l/ o1 I. K3 N$ r7 Y else
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0 }* g/ w) {2 m {& ?9 U" e0 W% m! n, {& |" N! G% y) ^
" a- Z; x4 h, Y( l0 Q
CATUnicodeString docName = iDocument-> StorageName();
2 q8 K, I, F: R8 r/ N6 m
9 w: D/ N, s3 I, w2 s9 |6 a- g) m ^ ipiFatherProd->AddShapeRepresentation(CATUnicodeString("Model"),docName);
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}
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, {, E8 P0 a7 Q; \ if (NULL_var != spProduct): x3 O- x' b% p/ z. Z8 R/ ]
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$ N# R- W. I8 ^& B% ~, E1 F. ` rc = spProduct->QueryInterface(IID_CATIProduct,(void**)opiSonProd);7 A' i- u5 R" | L. U3 f' e
) R3 u9 z4 j' ?# L' h1 s; M8 o9 i if (FAILED(rc)||NULL==(*opiSonProd)) return E_FAIL;
: P6 j( r) |3 o# }
0 R3 }. |+ n4 N( V" o4 j2 \5 m }
n7 z/ q) @5 _0 A# J- I# j" o" ~/ d! G* j p$ _1 a
} 2 C* F/ @$ N( U& t( y7 C% r" n
6 ~6 Q& s% J, G) M9 p% S }
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return rc;
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; K! v4 T5 {4 v, G$ ^2 r}
$ ]3 c2 z9 X7 X$ x' h$ Y% M) v: F$ a
2 a' z- e2 p6 L8 l; q----->刷新模型根节点! } E, h: g6 c1 x1 Z
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void XXXFunction::UpdateProductRoot()
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{
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//*******************************important**************************************5 H& v+ k6 u3 v6 [, r2 u% L- O
0 ?, u/ U6 ?0 S- ?, f4 A+ U7 q$ m1 ` CATFrmLayout * pLayout = CATFrmLayout::GeTCurrentLayout();+ O3 F6 j% b) J2 ~
# S1 j7 J& X4 h0 i1 t CATFrmWindow * pWindow = pLayout->GetCurrentWindow();1 j8 ]5 P7 \8 K2 I* m$ A
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CATFrmEditor * pEditor = pWindow->GetEditor();; V' s2 @: U H+ f
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CATDocument * pDoc = pEditor->GetDocument();
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6 j2 ^7 h. F! q& \. x //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; B! x+ H8 L8 A& L! T
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//首先,获取该当前活动文档的产品根节点 * L" Y6 \1 Q/ I$ l# ~- l5 ]. t/ P7 C5 Y
+ e0 P5 h! c0 {. s' q/ Z' _ CATIProduct *piRootProduct = NULL;
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CATIDocRoots* piDocRootsOnDoc = NULL;
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) e. \5 n; t! {; V HRESULT rc = pDoc -> QueryInterface(IID_CATIDocRoots,(void**) &piDocRootsOnDoc);
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# W9 M/ T% l/ ?, z. o if (SUCCEEDED(rc))
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8 C3 b0 O5 ]& M // Retrieve the root product which is the first element of root elements
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# M" Q- @4 l" B' E; W0 A+ ] CATListValCATBaseUnknown_var* pRootProducts = piDocRootsOnDoc -> GiveDocRoots();' T, R7 f% n+ V" y7 V( t7 `$ V9 Y3 W4 T( E
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piDocRootsOnDoc -> Release();
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* x2 T7 g; ]% } piDocRootsOnDoc = NULL;
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CATBaseUnknown *pBaseRootProduct = NULL;
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0 e' u0 B$ N) {+ L if (pRootProducts && pRootProducts->Size())3 j, ^' b3 D& C# D
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pBaseRootProduct = (*pRootProducts)[1];, o0 E4 P" z2 ^+ f: o2 a
" d# k6 d, r/ @+ l delete pRootProducts;$ m" c7 a; W6 {, p
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pRootProducts = NULL;% p' ~- s6 [9 V1 H, b
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if (NULL == pBaseRootProduct) return;
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rc = pBaseRootProduct -> QueryInterface(IID_CATIProduct,(void**) &piRootProduct);: Z( _, Y! V: [$ k# O
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if (FAILED(rc)) return;2 P& I5 J* C& j9 b3 B7 N, D$ J
# w" r: W- Z7 K/ o# z8 Q //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(); X! U9 o# d9 a! }4 I
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else return; ; J7 r, T* L- e* F8 l
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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。2 l6 o0 ]* H8 x9 j w6 W
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CATIModelEvents_var spEvents = piRootProduct;
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; Y. X6 g8 f( t4 \) k& M+ B CATModify ModifyEvent(piRootProduct);
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- o3 J m, e1 F spEvents -> Dispatch (ModifyEvent);+ K6 M# K, v4 o& e
& `6 I" P" d+ _9 r9 a4 q //Update the graph view
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1 z) F: g3 q4 Y3 L CATIRedrawEvent_var spRedraw = piRootProduct;* v' m$ m( Z- _# {" F- U
* W, ?! }7 r0 q! {, L( y2 b spRedraw -> Redraw();
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, u& W% f) D1 W8 k0 J, A8 W piRootProduct -> Release();
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) P$ Y: e5 e3 {5 O7 \# b piRootProduct = NULL;7 p Y2 O; M* G) y& A) z/ V, ~( ~+ \
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