| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_automation.hxx" |
| |
| #include "comm_bas.hxx" |
| #include <tools/errcode.hxx> |
| #include <basic/sbxobj.hxx> |
| #include <basic/sbx.hxx> |
| #ifndef __SBX_SBXVARIABLE_HXX //autogen |
| #include <basic/sbxvar.hxx> |
| #endif |
| #include <vcl/svapp.hxx> |
| #include <automation/communi.hxx> |
| #ifndef _BASIC_TTRESHLP_HXX |
| #include <basic/ttstrhlp.hxx> |
| #endif |
| |
| // Der CommunicationManager hat folgende Elemente: |
| // 1) Properties: |
| // Keine |
| // 2) Methoden: |
| // CommunicationLink StartCommunication( Host, Port ) |
| // StopAllCommunication // Alle Kommunikation wird abgebrochen |
| // sal_Bool IsCommunicationRunning // Läuft noch irgendwas |
| // String GetMyName Der eigene Name |
| // sal_Bool IsLinkValid( CommunicationLink ) // Ist dieser Link noch gültig |
| // SetCommunicationEventHandler( String ) // Diese Funktion wird aufgerufen bei jedem Event |
| |
| // Der CommunicationLink hat folgende Elemente: |
| // 1) Properties: |
| // Keine |
| // 2) Methoden: |
| // StopCommunication Die Kommunikation wird abgebrochen |
| // String GetMyName Der eigene Name |
| // String GetHostName Der Name des Anderen |
| // Send(String ) String an den Partner schicken |
| // String GetString Ergebnis des letzten Empfangs |
| |
| |
| // Diese Implementation ist ein Beispiel fuer eine tabellengesteuerte |
| // Version, die sehr viele Elemente enthalten kann. Die Elemente werden |
| // je nach Bedarf aus der Tabelle in das Objekt uebernommen. |
| |
| // Das nArgs-Feld eines Tabelleneintrags ist wie folgt verschluesselt: |
| |
| #define _ARGSMASK 0x00FF // Bis zu 255 Argumente |
| #define _RWMASK 0x0F00 // Maske fuer R/W-Bits |
| #define _TYPEMASK 0xF000 // Maske fuer den Typ des Eintrags |
| |
| #define _READ 0x0100 // kann gelesen werden |
| #define _BWRITE 0x0200 // kann as Lvalue verwendet werden |
| #define _LVALUE _BWRITE // kann as Lvalue verwendet werden |
| #define _READWRITE 0x0300 // beides |
| #define _OPT 0x0400 // TRUE: optionaler Parameter |
| #define _METHOD 0x1000 // Masken-Bit fuer eine Methode |
| #define _PROPERTY 0x2000 // Masken-Bit fuer eine Property |
| #define _COLL 0x4000 // Masken-Bit fuer eine Collection |
| // Kombination von oberen Bits: |
| #define _FUNCTION 0x1100 // Maske fuer Function |
| #define _LFUNCTION 0x1300 // Maske fuer Function, die auch als Lvalue geht |
| #define _ROPROP 0x2100 // Maske Read Only-Property |
| #define _WOPROP 0x2200 // Maske Write Only-Property |
| #define _RWPROP 0x2300 // Maske Read/Write-Property |
| #define _COLLPROP 0x4100 // Maske Read-Collection-Element |
| |
| #define COLLNAME "Elements" // Name der Collection, hier mal hart verdrahtet |
| |
| |
| |
| CommunicationWrapper::Methods CommunicationWrapper::aManagerMethods[] = { |
| // Neue Kommunikation aufbauen |
| { "StartCommunication", SbxEMPTY, &CommunicationWrapper::MStartCommunication, 2 | _FUNCTION }, |
| // Zwei Named Parameter |
| { "Host", SbxSTRING, NULL, 0 }, |
| { "Port", SbxLONG, NULL, 0 }, |
| // Alle Kommunikation wird abgebrochen |
| { "StopAllCommunication", SbxEMPTY, &CommunicationWrapper::MStopAllCommunication, 0 | _FUNCTION }, |
| // Läuft noch irgendwas |
| { "IsCommunicationRunning", SbxBOOL, &CommunicationWrapper::MIsCommunicationRunning, 0 | _FUNCTION }, |
| // Hostname als FQDN erfragen |
| { "GetMyName", SbxSTRING, &CommunicationWrapper::MGetMyName, 0 | _FUNCTION }, |
| // Abfragen ob der Link überhaupt noch gültig ist |
| { "IsLinkValid", SbxBOOL, &CommunicationWrapper::MIsLinkValid, 1 | _FUNCTION }, |
| // Ein Named Parameter |
| { "Link", SbxOBJECT, NULL, 0 }, |
| // Dieser Handler wird dauernd gerufen |
| { "SetCommunicationEventHandler", SbxEMPTY, &CommunicationWrapper::MSetCommunicationEventHandler, 1 | _FUNCTION }, |
| // Ein Named Parameter |
| { "FuncName", SbxSTRING, NULL, 0 }, |
| |
| { NULL, SbxNULL, NULL, -1 }}; // Tabellenende |
| |
| |
| |
| |
| |
| |
| CommunicationWrapper::Methods CommunicationWrapper::aLinkMethods[] = { |
| // Die Kommunikation wird abgebrochen |
| { "StopCommunication", SbxEMPTY, &CommunicationWrapper::LStopCommunication, 0 | _FUNCTION }, |
| // Der eigene Name |
| { "GetMyName", SbxSTRING, &CommunicationWrapper::LGetMyName, 0 | _FUNCTION }, |
| // Der Name des Anderen |
| { "GetHostName", SbxSTRING, &CommunicationWrapper::LGetHostName, 0 | _FUNCTION }, |
| // String an den Partner schicken |
| { "Send", SbxEMPTY, &CommunicationWrapper::LSend, 1 | _FUNCTION }, |
| // Ein Named Parameter |
| { "SendString", SbxSTRING, NULL, 0 }, |
| // Ergebnis des letzten Empfangs |
| { "GetString", SbxSTRING, &CommunicationWrapper::LGetString, 0 | _FUNCTION }, |
| |
| { NULL, SbxNULL, NULL, -1 }}; // Tabellenende |
| |
| |
| |
| |
| |
| // Konstruktor für den Manager |
| CommunicationWrapper::CommunicationWrapper( const String& rClass ) : SbxObject( rClass ) |
| , m_pLink( NULL ) |
| , m_bIsManager( sal_True ) |
| , m_bCatchOpen( sal_False ) |
| , m_pNewLink( NULL ) |
| { |
| // SetName( CUniString("Manager") ); |
| m_pMethods = &aManagerMethods[0]; |
| m_pManager = new CommunicationManagerClientViaSocket; |
| m_pManager->SetConnectionOpenedHdl( LINK( this, CommunicationWrapper, Open ) ); |
| m_pManager->SetConnectionClosedHdl( LINK( this, CommunicationWrapper, Close ) ); |
| m_pManager->SetDataReceivedHdl( LINK( this, CommunicationWrapper, Data ) ); |
| } |
| |
| // Konstruktor für den Link |
| CommunicationWrapper::CommunicationWrapper( CommunicationLink *pThisLink ) : SbxObject( CUniString("Link") ) |
| , m_pLink( pThisLink ) |
| , m_bIsManager( sal_False ) |
| , m_bCatchOpen( sal_False ) |
| , m_pNewLink( NULL ) |
| { |
| m_pMethods = &aLinkMethods[0]; |
| m_pManager = (CommunicationManagerClientViaSocket*)pThisLink->GetCommunicationManager(); |
| } |
| |
| // Destruktor |
| CommunicationWrapper::~CommunicationWrapper() |
| { |
| if ( m_bIsManager ) |
| delete m_pManager; |
| } |
| |
| |
| // Suche nach einem Element: |
| // Hier wird linear durch die Methodentabelle gegangen, bis eine |
| // passende Methode gefunden wurde. |
| // Wenn die Methode/Property nicht gefunden wurde, nur NULL ohne |
| // Fehlercode zurueckliefern, da so auch eine ganze Chain von |
| // Objekten nach der Methode/Property befragt werden kann. |
| |
| SbxVariable* CommunicationWrapper::Find( const String& rName, SbxClassType t ) |
| { |
| // Ist das Element bereits vorhanden? |
| SbxVariable* pRes = SbxObject::Find( rName, t ); |
| if( !pRes && t != SbxCLASS_OBJECT ) |
| { |
| // sonst suchen |
| Methods* p = m_pMethods; |
| short nIndex = 0; |
| sal_Bool bFound = sal_False; |
| while( p->nArgs != -1 ) |
| { |
| if( rName.CompareIgnoreCaseToAscii( p->pName ) == COMPARE_EQUAL ) |
| { |
| bFound = sal_True; break; |
| } |
| nIndex += ( p->nArgs & _ARGSMASK ) + 1; |
| p = m_pMethods + nIndex; |
| } |
| if( bFound ) |
| { |
| // Args-Felder isolieren: |
| short nAccess = ( p->nArgs & _RWMASK ) >> 8; |
| short nType = ( p->nArgs & _TYPEMASK ); |
| String aName( p->pName, RTL_TEXTENCODING_ASCII_US ); |
| SbxClassType eCT = SbxCLASS_OBJECT; |
| if( nType & _PROPERTY ) |
| eCT = SbxCLASS_PROPERTY; |
| else if( nType & _METHOD ) |
| eCT = SbxCLASS_METHOD; |
| pRes = Make( aName, eCT, p->eType ); |
| // Wir setzen den Array-Index + 1, da ja noch andere |
| // Standard-Properties existieren, die auch aktiviert |
| // werden muessen. |
| pRes->SetUserData( nIndex + 1 ); |
| pRes->SetFlags( nAccess ); |
| } |
| } |
| return pRes; |
| } |
| |
| // Aktivierung eines Elements oder Anfordern eines Infoblocks |
| |
| void CommunicationWrapper::SFX_NOTIFY( SfxBroadcaster& rBC, const TypeId& rBCT, |
| const SfxHint& rHint, const TypeId& rHT ) |
| { |
| const SbxHint* pHint = PTR_CAST(SbxHint,&rHint); |
| if( pHint ) |
| { |
| SbxVariable* pVar = pHint->GetVar(); |
| SbxArray* pPar = pVar->GetParameters(); |
| sal_uInt16 nIndex = (sal_uInt16) pVar->GetUserData(); |
| // kein Index: weiterreichen! |
| if( nIndex ) |
| { |
| sal_uLong t = pHint->GetId(); |
| if( t == SBX_HINT_INFOWANTED ) |
| pVar->SetInfo( GetInfo( (short) pVar->GetUserData() ) ); |
| else |
| { |
| sal_Bool bWrite = sal_False; |
| if( t == SBX_HINT_DATACHANGED ) |
| bWrite = sal_True; |
| if( t == SBX_HINT_DATAWANTED || bWrite ) |
| { |
| // Parameter-Test fuer Methoden: |
| sal_uInt16 nPar = m_pMethods[ --nIndex ].nArgs & 0x00FF; |
| // Element 0 ist der Returnwert |
| if( ( !pPar && nPar ) |
| || ( pPar && pPar->Count() != nPar+1 ) ) |
| SetError( SbxERR_WRONG_ARGS ); |
| // Alles klar, man kann den Call ausfuehren |
| else |
| { |
| (this->*(m_pMethods[ nIndex ].pFunc))( pVar, pPar, bWrite ); |
| } |
| } |
| } |
| } |
| SbxObject::SFX_NOTIFY( rBC, rBCT, rHint, rHT ); |
| } |
| } |
| |
| // Zusammenbau der Infostruktur fuer einzelne Elemente |
| |
| SbxInfo* CommunicationWrapper::GetInfo( short nIdx ) |
| { |
| Methods* p = &m_pMethods[ nIdx ]; |
| // Wenn mal eine Hilfedatei zur Verfuegung steht: |
| // SbxInfo* pInfo = new SbxInfo( Hilfedateiname, p->nHelpId ); |
| SbxInfo* pRetInfo = new SbxInfo; |
| short nPar = p->nArgs & _ARGSMASK; |
| for( short i = 0; i < nPar; i++ ) |
| { |
| p++; |
| String aName( p->pName, RTL_TEXTENCODING_ASCII_US ); |
| sal_uInt16 nIFlags = ( p->nArgs >> 8 ) & 0x03; |
| if( p->nArgs & _OPT ) |
| nIFlags |= SBX_OPTIONAL; |
| pRetInfo->AddParam( aName, p->eType, nIFlags ); |
| } |
| return pRetInfo; |
| } |
| |
| |
| //////////////////////////////////////////////////////////////////////////// |
| |
| // Hilfsmethoden für den Manager |
| |
| IMPL_LINK( CommunicationWrapper, Open, CommunicationLink*, pLink ) |
| { |
| if ( m_bCatchOpen ) |
| m_pNewLink = pLink; |
| else |
| Events( CUniString("Open"), pLink ); |
| return 1; |
| } |
| |
| IMPL_LINK( CommunicationWrapper, Close, CommunicationLink*, pLink ) |
| { |
| Events( CUniString("Close"), pLink ); |
| return 1; |
| } |
| |
| IMPL_LINK( CommunicationWrapper, Data, CommunicationLink*, pLink ) |
| { |
| Events( CUniString("Data"), pLink ); |
| return 1; |
| } |
| |
| void CommunicationWrapper::Events( String aType, CommunicationLink* pLink ) |
| { |
| if ( m_aEventHandlerName.Len() ) |
| { |
| SbxArrayRef pPar = new SbxArray( SbxVARIANT ); |
| pPar->Put( new SbxVariable( SbxSTRING ), 1 ); |
| pPar->Get( 1 )->PutString( aType ); |
| |
| pPar->Put( new SbxVariable( SbxOBJECT ), 2 ); |
| pPar->Get( 2 )->PutObject( new CommunicationWrapper( pLink ) ); |
| |
| Call( m_aEventHandlerName, pPar ); |
| } |
| else |
| delete pLink->GetServiceData(); // Stream wegschmeissen um nicht zu blockieren |
| } |
| |
| |
| //////////////////////////////////////////////////////////////////////////// |
| |
| // Properties und Methoden legen beim Get (bPut = sal_False) den Returnwert |
| // im Element 0 des Argv ab; beim Put (bPut = sal_True) wird der Wert aus |
| // Element 0 gespeichert. |
| |
| // Die Methoden: |
| |
| // Manager |
| void CommunicationWrapper::MStartCommunication( SbxVariable* pVar, SbxArray* pPar, sal_Bool /*bWrite*/ ) |
| { // CommunicationLink StartCommunication( Host, Port ) |
| m_bCatchOpen = sal_True; |
| if ( m_pManager->StartCommunication( ByteString( pPar->Get( 1 )->GetString(), RTL_TEXTENCODING_UTF8 ), pPar->Get( 2 )->GetULong() ) ) |
| { |
| while ( !m_pNewLink ) |
| GetpApp()->Reschedule(); |
| m_bCatchOpen = sal_False; |
| CommunicationWrapper *pNewLinkWrapper = new CommunicationWrapper( m_pNewLink ); |
| m_pNewLink = NULL; |
| pVar->PutObject( pNewLinkWrapper ); |
| } |
| |
| } |
| |
| void CommunicationWrapper::MStopAllCommunication( SbxVariable* /*pVar*/, SbxArray* /*pPar*/, sal_Bool /*bWrite*/ ) |
| { // StopAllCommunication // Alle Kommunikation wird abgebrochen |
| m_pManager->StopCommunication(); |
| } |
| |
| void CommunicationWrapper::MIsCommunicationRunning( SbxVariable* pVar, SbxArray* /*pPar*/, sal_Bool /*bWrite*/ ) |
| { // sal_Bool IsCommunicationRunning // Läuft noch irgendwas |
| pVar->PutBool( m_pManager->IsCommunicationRunning() ); |
| } |
| |
| void CommunicationWrapper::MGetMyName( SbxVariable* pVar, SbxArray* /*pPar*/, sal_Bool /*bWrite*/ ) |
| { // String GetMyName Der eigene Name |
| pVar->PutString( UniString( m_pManager->GetMyName( CM_FQDN ), RTL_TEXTENCODING_UTF8 ) ); |
| } |
| |
| void CommunicationWrapper::MIsLinkValid( SbxVariable* pVar, SbxArray* pPar, sal_Bool /*bWrite*/ ) |
| { // sal_Bool IsLinkValid( CommunicationLink ) // Ist dieser Link noch gültig |
| CommunicationWrapper *pWrapper = (CommunicationWrapper*)(pPar->Get( 1 )->GetObject()); |
| pVar->PutBool( m_pManager->IsLinkValid( pWrapper->GetCommunicationLink() ) ); |
| } |
| |
| void CommunicationWrapper::MSetCommunicationEventHandler( SbxVariable* /*pVar*/, SbxArray* pPar, sal_Bool /*bWrite*/ ) |
| { // SetCommunicationEventHandler( String ) // Diese Funktion wird aufgerufen bei jedem Event |
| m_aEventHandlerName = pPar->Get( 1 )->GetString(); |
| } |
| |
| |
| |
| |
| |
| // Link |
| void CommunicationWrapper::LStopCommunication( SbxVariable* /*pVar*/, SbxArray* /*pPar*/, sal_Bool /*bWrite*/ ) |
| { // StopCommunication Die Kommunikation wird abgebrochen |
| m_pLink->StopCommunication(); |
| } |
| |
| void CommunicationWrapper::LGetMyName( SbxVariable* pVar, SbxArray* /*pPar*/, sal_Bool /*bWrite*/ ) |
| { // String GetMyName Der eigene Name |
| pVar->PutString( UniString( m_pLink->GetMyName( CM_FQDN ), RTL_TEXTENCODING_UTF8 ) ); |
| } |
| |
| void CommunicationWrapper::LGetHostName( SbxVariable* pVar, SbxArray* /*pPar*/, sal_Bool /*bWrite*/ ) |
| { // String GetHostName Der Name des Anderen |
| pVar->PutString( UniString( m_pLink->GetCommunicationPartner( CM_FQDN ), RTL_TEXTENCODING_UTF8 ) ); |
| } |
| |
| void CommunicationWrapper::LSend( SbxVariable* /*pVar*/, SbxArray* pPar, sal_Bool /*bWrite*/ ) |
| { // Send(String ) String an den Partner schicken |
| SvStream *pSendStream = m_pLink->GetBestCommunicationStream(); |
| String aSendString = pPar->Get( 1 )->GetString(); |
| pSendStream->WriteByteString( aSendString, RTL_TEXTENCODING_UTF8 ); |
| m_pLink->TransferDataStream( pSendStream ); |
| delete pSendStream; |
| } |
| |
| void CommunicationWrapper::LGetString( SbxVariable* pVar, SbxArray* /*pPar*/, sal_Bool /*bWrite*/ ) |
| { // String GetString Ergebnis des letzten Empfangs |
| SvStream *pReceiveStream = m_pLink->GetServiceData(); |
| if ( pReceiveStream ) |
| { |
| sal_uLong nLength = pReceiveStream->Seek( STREAM_SEEK_TO_END ); |
| pReceiveStream->Seek( STREAM_SEEK_TO_BEGIN ); |
| char *pBuffer = new char[nLength]; |
| pReceiveStream->Read( pBuffer, nLength ); |
| String aReceive( |
| pBuffer, sal::static_int_cast< xub_StrLen >( nLength ), |
| RTL_TEXTENCODING_UTF8 ); |
| delete [] pBuffer; |
| pVar->PutString( aReceive ); |
| delete pReceiveStream; |
| } |
| else |
| pVar->PutString( UniString() ); |
| } |
| |
| |
| |
| // Die Factory legt unser Objekte an. |
| |
| SbxObject* CommunicationFactory::CreateObject( const String& rClass ) |
| { |
| if( rClass.CompareIgnoreCaseToAscii( "CommunicationManager" ) == COMPARE_EQUAL ) |
| return new CommunicationWrapper( rClass ); |
| return NULL; |
| } |
| |