ddf48da878
2006/06/23 16:24:09 obo 1.3.38.2: RESYNC: (1.3-1.4); FILE MERGED 2006/06/22 13:45:15 obo 1.3.38.1: #i53611# .net 2005
470 lines
17 KiB
C++
470 lines
17 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: comm_bas.cxx,v $
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*
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* $Revision: 1.6 $
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*
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* last change: $Author: vg $ $Date: 2006-09-25 13:01:15 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_automation.hxx"
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#include "comm_bas.hxx"
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#ifndef _ERRCODE_HXX //autogen
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#include <tools/errcode.hxx>
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#endif
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#ifndef _SBX_SBXOBJECT_HXX //autogen
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#include <basic/sbxobj.hxx>
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#endif
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#ifndef _SBXCLASS_HXX //autogen
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#include <basic/sbx.hxx>
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#endif
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#ifndef __SBX_SBXVARIABLE_HXX //autogen
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#include <basic/sbxvar.hxx>
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#endif
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#ifndef _SV_SVAPP_HXX //autogen
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#include <vcl/svapp.hxx>
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#endif
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#include "communi.hxx"
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#ifndef _BASIC_TTRESHLP_HXX
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#include <basic/ttstrhlp.hxx>
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#endif
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//#include "collelem.hxx"
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// Makro MEMBER()
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// #include <basic/macfix.hxx>
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#if defined(MAC) || defined(HPUX)
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#define MEMBER(name) &##name
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#elif (defined (GCC) && ( __GNUC__ >= 3 )) || (defined(WNT) && (_MSC_VER >= 1400))
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#define MEMBER(name) &name
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#else
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#define MEMBER(name) name
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#endif
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// Der CommunicationManager hat folgende Elemente:
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// 1) Properties:
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// Keine
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// 2) Methoden:
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// CommunicationLink StartCommunication( Host, Port )
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// StopAllCommunication // Alle Kommunikation wird abgebrochen
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// BOOL IsCommunicationRunning // L<>uft noch irgendwas
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// String GetMyName Der eigene Name
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// BOOL IsLinkValid( CommunicationLink ) // Ist dieser Link noch g<>ltig
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// SetCommunicationEventHandler( String ) // Diese Funktion wird aufgerufen bei jedem Event
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// Der CommunicationLink hat folgende Elemente:
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// 1) Properties:
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// Keine
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// 2) Methoden:
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// StopCommunication Die Kommunikation wird abgebrochen
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// String GetMyName Der eigene Name
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// String GetHostName Der Name des Anderen
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// Send(String ) String an den Partner schicken
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// String GetString Ergebnis des letzten Empfangs
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// Diese Implementation ist ein Beispiel fuer eine tabellengesteuerte
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// Version, die sehr viele Elemente enthalten kann. Die Elemente werden
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// je nach Bedarf aus der Tabelle in das Objekt uebernommen.
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// Das nArgs-Feld eines Tabelleneintrags ist wie folgt verschluesselt:
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#define _ARGSMASK 0x00FF // Bis zu 255 Argumente
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#define _RWMASK 0x0F00 // Maske fuer R/W-Bits
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#define _TYPEMASK 0xF000 // Maske fuer den Typ des Eintrags
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#define _READ 0x0100 // kann gelesen werden
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#define _BWRITE 0x0200 // kann as Lvalue verwendet werden
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#define _LVALUE _BWRITE // kann as Lvalue verwendet werden
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#define _READWRITE 0x0300 // beides
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#define _OPT 0x0400 // TRUE: optionaler Parameter
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#define _METHOD 0x1000 // Masken-Bit fuer eine Methode
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#define _PROPERTY 0x2000 // Masken-Bit fuer eine Property
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#define _COLL 0x4000 // Masken-Bit fuer eine Collection
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// Kombination von oberen Bits:
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#define _FUNCTION 0x1100 // Maske fuer Function
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#define _LFUNCTION 0x1300 // Maske fuer Function, die auch als Lvalue geht
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#define _ROPROP 0x2100 // Maske Read Only-Property
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#define _WOPROP 0x2200 // Maske Write Only-Property
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#define _RWPROP 0x2300 // Maske Read/Write-Property
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#define _COLLPROP 0x4100 // Maske Read-Collection-Element
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#define COLLNAME "Elements" // Name der Collection, hier mal hart verdrahtet
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CommunicationWrapper::Methods CommunicationWrapper::aManagerMethods[] = {
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// Neue Kommunikation aufbauen
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{ "StartCommunication", SbxEMPTY, 2 | _FUNCTION, MEMBER(CommunicationWrapper::MStartCommunication) },
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// Zwei Named Parameter
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{ "Host",SbxSTRING, 0,NULL },
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{ "Port",SbxLONG, 0,NULL },
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// Alle Kommunikation wird abgebrochen
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{ "StopAllCommunication", SbxEMPTY, 0 | _FUNCTION, MEMBER(CommunicationWrapper::MStopAllCommunication) },
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// L<>uft noch irgendwas
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{ "IsCommunicationRunning", SbxBOOL, 0 | _FUNCTION, MEMBER(CommunicationWrapper::MIsCommunicationRunning) },
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// Hostname als FQDN erfragen
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{ "GetMyName", SbxSTRING, 0 | _FUNCTION, MEMBER(CommunicationWrapper::MGetMyName) },
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// Abfragen ob der Link <20>berhaupt noch g<>ltig ist
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{ "IsLinkValid", SbxBOOL, 1 | _FUNCTION, MEMBER(CommunicationWrapper::MIsLinkValid) },
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// Ein Named Parameter
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{ "Link",SbxOBJECT, 0,NULL },
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// Dieser Handler wird dauernd gerufen
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{ "SetCommunicationEventHandler", SbxEMPTY, 1 | _FUNCTION, MEMBER(CommunicationWrapper::MSetCommunicationEventHandler) },
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// Ein Named Parameter
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{ "FuncName",SbxSTRING, 0,NULL },
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{ NULL, SbxNULL, -1, NULL }}; // Tabellenende
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CommunicationWrapper::Methods CommunicationWrapper::aLinkMethods[] = {
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// Die Kommunikation wird abgebrochen
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{ "StopCommunication", SbxEMPTY, 0 | _FUNCTION, MEMBER(CommunicationWrapper::LStopCommunication) },
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// Der eigene Name
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{ "GetMyName", SbxSTRING, 0 | _FUNCTION, MEMBER(CommunicationWrapper::LGetMyName) },
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// Der Name des Anderen
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{ "GetHostName", SbxSTRING, 0 | _FUNCTION, MEMBER(CommunicationWrapper::LGetHostName) },
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// String an den Partner schicken
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{ "Send", SbxEMPTY, 1 | _FUNCTION, MEMBER(CommunicationWrapper::LSend) },
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// Ein Named Parameter
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{ "SendString",SbxSTRING, 0,NULL },
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// Ergebnis des letzten Empfangs
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{ "GetString", SbxSTRING, 0 | _FUNCTION, MEMBER(CommunicationWrapper::LGetString) },
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{ NULL, SbxNULL, -1 ,NULL }}; // Tabellenende
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// Konstruktor f<>r den Manager
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CommunicationWrapper::CommunicationWrapper( const String& rClass ) : SbxObject( rClass )
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, m_pLink( NULL )
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, m_bIsManager( TRUE )
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, m_bCatchOpen( FALSE )
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, m_pNewLink( NULL )
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{
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// SetName( CUniString("Manager") );
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m_pMethods = &aManagerMethods[0];
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m_pManager = new CommunicationManagerClientViaSocket;
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m_pManager->SetConnectionOpenedHdl( LINK( this, CommunicationWrapper, Open ) );
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m_pManager->SetConnectionClosedHdl( LINK( this, CommunicationWrapper, Close ) );
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m_pManager->SetDataReceivedHdl( LINK( this, CommunicationWrapper, Data ) );
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}
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// Konstruktor f<>r den Link
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CommunicationWrapper::CommunicationWrapper( CommunicationLink *pThisLink ) : SbxObject( CUniString("Link") )
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, m_pLink( pThisLink )
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, m_bIsManager( FALSE )
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, m_bCatchOpen( FALSE )
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, m_pNewLink( NULL )
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{
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m_pMethods = &aLinkMethods[0];
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m_pManager = (CommunicationManagerClientViaSocket*)pThisLink->GetCommunicationManager();
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}
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// Destruktor
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CommunicationWrapper::~CommunicationWrapper()
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{
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if ( m_bIsManager )
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delete m_pManager;
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}
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// Suche nach einem Element:
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// Hier wird linear durch die Methodentabelle gegangen, bis eine
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// passende Methode gefunden wurde.
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// Wenn die Methode/Property nicht gefunden wurde, nur NULL ohne
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// Fehlercode zurueckliefern, da so auch eine ganze Chain von
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// Objekten nach der Methode/Property befragt werden kann.
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SbxVariable* CommunicationWrapper::Find( const String& rName, SbxClassType t )
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{
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// Ist das Element bereits vorhanden?
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SbxVariable* pRes = SbxObject::Find( rName, t );
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if( !pRes && t != SbxCLASS_OBJECT )
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{
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// sonst suchen
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Methods* p = m_pMethods;
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short nIndex = 0;
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BOOL bFound = FALSE;
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while( p->nArgs != -1 )
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{
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if( rName.CompareIgnoreCaseToAscii( p->pName ) == COMPARE_EQUAL )
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{
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bFound = TRUE; break;
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}
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nIndex += ( p->nArgs & _ARGSMASK ) + 1;
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p = m_pMethods + nIndex;
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}
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if( bFound )
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{
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// Args-Felder isolieren:
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short nAccess = ( p->nArgs & _RWMASK ) >> 8;
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short nType = ( p->nArgs & _TYPEMASK );
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String aName( p->pName, RTL_TEXTENCODING_ASCII_US );
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SbxClassType eCT = SbxCLASS_OBJECT;
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if( nType & _PROPERTY )
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eCT = SbxCLASS_PROPERTY;
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else if( nType & _METHOD )
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eCT = SbxCLASS_METHOD;
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pRes = Make( aName, eCT, p->eType );
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// Wir setzen den Array-Index + 1, da ja noch andere
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// Standard-Properties existieren, die auch aktiviert
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// werden muessen.
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pRes->SetUserData( nIndex + 1 );
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pRes->SetFlags( nAccess );
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}
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}
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return pRes;
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}
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// Aktivierung eines Elements oder Anfordern eines Infoblocks
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void CommunicationWrapper::SFX_NOTIFY( SfxBroadcaster& rBC, const TypeId& rBCT,
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const SfxHint& rHint, const TypeId& rHT )
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{
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const SbxHint* pHint = PTR_CAST(SbxHint,&rHint);
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if( pHint )
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{
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SbxVariable* pVar = pHint->GetVar();
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SbxArray* pPar = pVar->GetParameters();
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USHORT nIndex = (USHORT) pVar->GetUserData();
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// kein Index: weiterreichen!
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if( nIndex )
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{
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ULONG t = pHint->GetId();
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if( t == SBX_HINT_INFOWANTED )
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pVar->SetInfo( GetInfo( (short) pVar->GetUserData() ) );
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else
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{
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BOOL bWrite = FALSE;
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if( t == SBX_HINT_DATACHANGED )
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bWrite = TRUE;
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if( t == SBX_HINT_DATAWANTED || bWrite )
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{
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// Parameter-Test fuer Methoden:
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USHORT nPar = m_pMethods[ --nIndex ].nArgs & 0x00FF;
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// Element 0 ist der Returnwert
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if( ( !pPar && nPar )
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|| ( pPar && pPar->Count() != nPar+1 ) )
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SetError( SbxERR_WRONG_ARGS );
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// Alles klar, man kann den Call ausfuehren
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else
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{
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(this->*(m_pMethods[ nIndex ].pFunc))( pVar, pPar, bWrite );
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}
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}
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}
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}
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SbxObject::SFX_NOTIFY( rBC, rBCT, rHint, rHT );
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}
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}
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// Zusammenbau der Infostruktur fuer einzelne Elemente
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SbxInfo* CommunicationWrapper::GetInfo( short nIdx )
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{
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Methods* p = &m_pMethods[ nIdx ];
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// Wenn mal eine Hilfedatei zur Verfuegung steht:
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// SbxInfo* pInfo = new SbxInfo( Hilfedateiname, p->nHelpId );
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SbxInfo* pRetInfo = new SbxInfo;
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short nPar = p->nArgs & _ARGSMASK;
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for( short i = 0; i < nPar; i++ )
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{
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p++;
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String aName( p->pName, RTL_TEXTENCODING_ASCII_US );
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USHORT nIFlags = ( p->nArgs >> 8 ) & 0x03;
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if( p->nArgs & _OPT )
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nIFlags |= SBX_OPTIONAL;
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pRetInfo->AddParam( aName, p->eType, nIFlags );
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}
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return pRetInfo;
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}
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////////////////////////////////////////////////////////////////////////////
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// Hilfsmethoden f<>r den Manager
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IMPL_LINK( CommunicationWrapper, Open, CommunicationLink*, pLink )
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{
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if ( m_bCatchOpen )
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m_pNewLink = pLink;
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else
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Events( CUniString("Open"), pLink );
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return 1;
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}
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IMPL_LINK( CommunicationWrapper, Close, CommunicationLink*, pLink )
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{
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Events( CUniString("Close"), pLink );
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return 1;
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}
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IMPL_LINK( CommunicationWrapper, Data, CommunicationLink*, pLink )
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{
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Events( CUniString("Data"), pLink );
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return 1;
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}
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void CommunicationWrapper::Events( String aType, CommunicationLink* pLink )
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{
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if ( m_aEventHandlerName.Len() )
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{
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SbxArrayRef pPar = new SbxArray( SbxVARIANT );
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pPar->Put( new SbxVariable( SbxSTRING ), 1 );
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pPar->Get( 1 )->PutString( aType );
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pPar->Put( new SbxVariable( SbxOBJECT ), 2 );
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pPar->Get( 2 )->PutObject( new CommunicationWrapper( pLink ) );
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Call( m_aEventHandlerName, pPar );
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}
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else
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delete pLink->GetServiceData(); // Stream wegschmeissen um nicht zu blockieren
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}
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////////////////////////////////////////////////////////////////////////////
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// Properties und Methoden legen beim Get (bPut = FALSE) den Returnwert
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// im Element 0 des Argv ab; beim Put (bPut = TRUE) wird der Wert aus
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// Element 0 gespeichert.
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// Die Methoden:
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// Manager
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void CommunicationWrapper::MStartCommunication( SbxVariable* pVar, SbxArray* pPar, BOOL /*bWrite*/ )
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{ // CommunicationLink StartCommunication( Host, Port )
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m_bCatchOpen = TRUE;
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if ( m_pManager->StartCommunication( ByteString( pPar->Get( 1 )->GetString(), RTL_TEXTENCODING_UTF8 ), pPar->Get( 2 )->GetULong() ) )
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{
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while ( !m_pNewLink )
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GetpApp()->Reschedule();
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m_bCatchOpen = FALSE;
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CommunicationWrapper *pNewLinkWrapper = new CommunicationWrapper( m_pNewLink );
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m_pNewLink = NULL;
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pVar->PutObject( pNewLinkWrapper );
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}
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}
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void CommunicationWrapper::MStopAllCommunication( SbxVariable* /*pVar*/, SbxArray* /*pPar*/, BOOL /*bWrite*/ )
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{ // StopAllCommunication // Alle Kommunikation wird abgebrochen
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m_pManager->StopCommunication();
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}
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void CommunicationWrapper::MIsCommunicationRunning( SbxVariable* pVar, SbxArray* /*pPar*/, BOOL /*bWrite*/ )
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{ // BOOL IsCommunicationRunning // L<>uft noch irgendwas
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pVar->PutBool( m_pManager->IsCommunicationRunning() );
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}
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void CommunicationWrapper::MGetMyName( SbxVariable* pVar, SbxArray* /*pPar*/, BOOL /*bWrite*/ )
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{ // String GetMyName Der eigene Name
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pVar->PutString( UniString( m_pManager->GetMyName( CM_FQDN ), RTL_TEXTENCODING_UTF8 ) );
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}
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void CommunicationWrapper::MIsLinkValid( SbxVariable* pVar, SbxArray* pPar, BOOL /*bWrite*/ )
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{ // BOOL IsLinkValid( CommunicationLink ) // Ist dieser Link noch g<>ltig
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CommunicationWrapper *pWrapper = (CommunicationWrapper*)(pPar->Get( 1 )->GetObject());
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pVar->PutBool( m_pManager->IsLinkValid( pWrapper->GetCommunicationLink() ) );
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}
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void CommunicationWrapper::MSetCommunicationEventHandler( SbxVariable* /*pVar*/, SbxArray* pPar, BOOL /*bWrite*/ )
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{ // SetCommunicationEventHandler( String ) // Diese Funktion wird aufgerufen bei jedem Event
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m_aEventHandlerName = pPar->Get( 1 )->GetString();
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}
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// Link
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void CommunicationWrapper::LStopCommunication( SbxVariable* /*pVar*/, SbxArray* /*pPar*/, BOOL /*bWrite*/ )
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{ // StopCommunication Die Kommunikation wird abgebrochen
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m_pLink->StopCommunication();
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}
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void CommunicationWrapper::LGetMyName( SbxVariable* pVar, SbxArray* /*pPar*/, BOOL /*bWrite*/ )
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{ // String GetMyName Der eigene Name
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pVar->PutString( UniString( m_pLink->GetMyName( CM_FQDN ), RTL_TEXTENCODING_UTF8 ) );
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}
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void CommunicationWrapper::LGetHostName( SbxVariable* pVar, SbxArray* /*pPar*/, BOOL /*bWrite*/ )
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{ // String GetHostName Der Name des Anderen
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pVar->PutString( UniString( m_pLink->GetCommunicationPartner( CM_FQDN ), RTL_TEXTENCODING_UTF8 ) );
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}
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void CommunicationWrapper::LSend( SbxVariable* /*pVar*/, SbxArray* pPar, BOOL /*bWrite*/ )
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{ // Send(String ) String an den Partner schicken
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SvStream *pSendStream = m_pLink->GetBestCommunicationStream();
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String aSendString = pPar->Get( 1 )->GetString();
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pSendStream->WriteByteString( aSendString, RTL_TEXTENCODING_UTF8 );
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m_pLink->TransferDataStream( pSendStream );
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delete pSendStream;
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}
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void CommunicationWrapper::LGetString( SbxVariable* pVar, SbxArray* /*pPar*/, BOOL /*bWrite*/ )
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{ // String GetString Ergebnis des letzten Empfangs
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SvStream *pReceiveStream = m_pLink->GetServiceData();
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if ( pReceiveStream )
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{
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ULONG nLength = pReceiveStream->Seek( STREAM_SEEK_TO_END );
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pReceiveStream->Seek( STREAM_SEEK_TO_BEGIN );
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char *pBuffer = new char[nLength];
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pReceiveStream->Read( pBuffer, nLength );
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String aReceive( pBuffer, nLength );
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delete [] pBuffer;
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pVar->PutString( aReceive );
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delete pReceiveStream;
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}
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else
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pVar->PutString( UniString() );
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}
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// Die Factory legt unser Objekte an.
|
||
|
||
SbxObject* CommunicationFactory::CreateObject( const String& rClass )
|
||
{
|
||
if( rClass.CompareIgnoreCaseToAscii( "CommunicationManager" ) == COMPARE_EQUAL )
|
||
return new CommunicationWrapper( rClass );
|
||
return NULL;
|
||
}
|
||
|