Files
libreoffice/dbaccess/source/ui/misc/singledoccontroller.cxx
Rüdiger Timm 8eaa2a89c9 INTEGRATION: CWS insight02 (1.12.2); FILE MERGED
2004/08/13 09:01:06 oj 1.12.2.1: #i32563# toolbox changes
2004-09-09 08:47:19 +00:00

570 lines
21 KiB
C++

/*************************************************************************
*
* $RCSfile: singledoccontroller.cxx,v $
*
* $Revision: 1.13 $
*
* last change: $Author: rt $ $Date: 2004-09-09 09:47:19 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc..
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef DBAUI_SINGLEDOCCONTROLLER_HXX
#include "singledoccontroller.hxx"
#endif
#ifndef _COMPHELPER_SEQUENCE_HXX_
#include <comphelper/sequence.hxx>
#endif
#ifndef DBACCESS_SHARED_DBUSTRINGS_HRC
#include "dbustrings.hrc"
#endif
#ifndef _COM_SUN_STAR_BEANS_PROPERTYATTRIBUTE_HPP_
#include <com/sun/star/beans/PropertyAttribute.hpp>
#endif
#ifndef _COM_SUN_STAR_CONTAINER_XNAMEACCESS_HPP_
#include <com/sun/star/container/XNameAccess.hpp>
#endif
#ifndef _COM_SUN_STAR_SDBC_XDATASOURCE_HPP_
#include <com/sun/star/sdbc/XDataSource.hpp>
#endif
#ifndef _COM_SUN_STAR_CONTAINER_XCHILD_HPP_
#include <com/sun/star/container/XChild.hpp>
#endif
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
#ifndef _COMPHELPER_TYPES_HXX_
#include <comphelper/types.hxx>
#endif
#ifndef _SV_MSGBOX_HXX
#include <vcl/msgbox.hxx>
#endif
#ifndef _DBU_MISC_HRC_
#include "dbu_misc.hrc"
#endif
#ifndef DBAUI_DATAVIEW_HXX
#include "dataview.hxx"
#endif
#ifndef _CPPUHELPER_TYPEPROVIDER_HXX_
#include <cppuhelper/typeprovider.hxx>
#endif
#ifndef _DBHELPER_DBEXCEPTION_HXX_
#include <connectivity/dbexception.hxx>
#endif
#ifndef DBACCESS_UI_BROWSER_ID_HXX
#include "browserids.hxx"
#endif
//........................................................................
namespace dbaui
{
//........................................................................
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::frame;
//====================================================================
//= OConnectionChangeBroadcaster
//====================================================================
class OConnectionChangeBroadcaster
{
private:
OSingleDocumentController* m_pController;
Reference< XConnection > m_xOldConnection;
public:
OConnectionChangeBroadcaster( OSingleDocumentController* _pController );
~OConnectionChangeBroadcaster();
};
DBG_NAME(OConnectionChangeBroadcaster)
//--------------------------------------------------------------------
OConnectionChangeBroadcaster::OConnectionChangeBroadcaster( OSingleDocumentController* _pController )
:m_pController( _pController )
{
DBG_CTOR(OConnectionChangeBroadcaster,NULL);
DBG_ASSERT( m_pController, "OConnectionChangeBroadcaster::OConnectionChangeBroadcaster: invalid controller!" );
if ( m_pController )
m_xOldConnection = m_pController->getConnection();
}
//--------------------------------------------------------------------
OConnectionChangeBroadcaster::~OConnectionChangeBroadcaster()
{
DBG_DTOR(OConnectionChangeBroadcaster,NULL);
if ( m_pController )
{
// has the connection change while we were constructed?
Reference< XConnection > xNewConnection = m_pController->getConnection();
if ( m_xOldConnection.get() != xNewConnection.get() )
{
// yes -> fire the property change
sal_Int32 mHandle = PROPERTY_ID_ACTIVECONNECTION;
Any aNewValue = makeAny( xNewConnection );
Any aOldValue = makeAny( m_xOldConnection );
m_pController->fire( &mHandle, &aNewValue, &aOldValue, 1, sal_False );
}
}
}
//====================================================================
//= OSingleDocumentController
//====================================================================
//--------------------------------------------------------------------
OSingleDocumentController::OSingleDocumentController(const Reference< XMultiServiceFactory >& _rxORB)
:OSingleDocumentController_CBASE( _rxORB )
,OSingleDocumentController_PBASE( getBroadcastHelper() )
,m_bOwnConnection( sal_False )
,m_bSuspended( sal_False )
,m_bEditable(sal_True)
,m_bModified(sal_False)
{
registerProperty( PROPERTY_ACTIVECONNECTION, PROPERTY_ID_ACTIVECONNECTION, PropertyAttribute::READONLY | PropertyAttribute::BOUND,
&m_xConnection, ::getCppuType( &m_xConnection ) );
}
//--------------------------------------------------------------------
Any SAL_CALL OSingleDocumentController::queryInterface( const Type& _rType ) throw (RuntimeException)
{
Any aReturn = OSingleDocumentController_CBASE::queryInterface( _rType );
if ( !aReturn.hasValue() )
aReturn = OSingleDocumentController_PBASE::queryInterface( _rType );
return aReturn;
}
//--------------------------------------------------------------------
void SAL_CALL OSingleDocumentController::acquire( ) throw ()
{
OSingleDocumentController_CBASE::acquire();
}
//--------------------------------------------------------------------
void SAL_CALL OSingleDocumentController::release( ) throw ()
{
OSingleDocumentController_CBASE::release();
}
//--------------------------------------------------------------------
Sequence<sal_Int8> SAL_CALL OSingleDocumentController::getImplementationId( ) throw(RuntimeException)
{
static ::cppu::OImplementationId * pId = 0;
if (! pId)
{
::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
if (! pId)
{
static ::cppu::OImplementationId aId;
pId = &aId;
}
}
return pId->getImplementationId();
}
//--------------------------------------------------------------------
Sequence< Type > SAL_CALL OSingleDocumentController::getTypes( ) throw (RuntimeException)
{
return ::comphelper::concatSequences(
OSingleDocumentController_CBASE::getTypes(),
OSingleDocumentController_PBASE::getTypes()
);
}
//-------------------------------------------------------------------------
Reference<XPropertySetInfo> SAL_CALL OSingleDocumentController::getPropertySetInfo() throw(RuntimeException)
{
Reference<XPropertySetInfo> xInfo( createPropertySetInfo( getInfoHelper() ) );
return xInfo;
}
//-------------------------------------------------------------------------
::cppu::IPropertyArrayHelper& OSingleDocumentController::getInfoHelper()
{
return *const_cast<OSingleDocumentController*>(this)->getArrayHelper();
}
//--------------------------------------------------------------------
::cppu::IPropertyArrayHelper* OSingleDocumentController::createArrayHelper( ) const
{
Sequence< Property > aProps;
describeProperties(aProps);
return new ::cppu::OPropertyArrayHelper(aProps);
}
//--------------------------------------------------------------------
void OSingleDocumentController::initializeConnection( const Reference< XConnection >& _rxForeignConn )
{
OConnectionChangeBroadcaster( this );
DBG_ASSERT( !isConnected(), "OSingleDocumentController::initializeConnection: not to be called when already connected!" );
// usually this gets called from within initialize of derived classes ...
if ( isConnected() )
disconnect();
m_xConnection = _rxForeignConn;
m_bOwnConnection = sal_False;
startConnectionListening( m_xConnection );
// get the data source the connection belongs to
if ( !m_xDataSource.is() )
{
try
{
Reference< XChild > xConnAsChild( m_xConnection, UNO_QUERY );
Reference< XDataSource > xDS;
if ( xConnAsChild.is() )
xDS = Reference< XDataSource >( xConnAsChild->getParent(), UNO_QUERY );
// (take the indirection through XDataSource to ensure we have a correct object ....)
m_xDataSource.set(xDS,UNO_QUERY);
DBG_ASSERT( m_xDataSource.is(), "OSingleDocumentController::initializeConnection: could not retrieve the data source!" );
if ( m_xDataSource.is() )
{
m_xDataSource->getPropertyValue( PROPERTY_NAME ) >>= m_sDataSourceName;
DBG_ASSERT( m_sDataSourceName.getLength(), "OSingleDocumentController::initializeConnection: invalid data source name!" );
}
}
catch( const Exception& )
{
DBG_ERROR( "OSingleDocumentController::initializeConnection: caught an exception!" );
}
}
}
//--------------------------------------------------------------------
void OSingleDocumentController::reconnect( sal_Bool _bUI )
{
OSL_ENSURE(!m_bSuspended, "Cannot reconnect while suspended!");
OConnectionChangeBroadcaster( this );
stopConnectionListening(m_xConnection);
if ( m_bOwnConnection )
{
try
{
::comphelper::disposeComponent( m_xConnection );
}
catch( const Exception& ) { /* allowed: if we reconnect because the old connection has been disposed .... */ }
}
m_xConnection = NULL;
m_bOwnConnection = sal_False;
// reconnect
sal_Bool bReConnect = sal_True;
if ( _bUI )
{
QueryBox aQuery( getView(), ModuleRes(TABLE_QUERY_CONNECTION_LOST) );
bReConnect = ( RET_YES == aQuery.Execute() );
}
// now really reconnect ...
if ( bReConnect )
{
m_xConnection = connect( Reference<XDataSource>(m_xDataSource,UNO_QUERY), sal_True );
m_bOwnConnection = m_xConnection.is();
}
// invalidate all slots
InvalidateAll();
}
//--------------------------------------------------------------------
void OSingleDocumentController::disconnect()
{
OConnectionChangeBroadcaster( this );
stopConnectionListening(m_xConnection);
try
{
if ( m_bOwnConnection )
::comphelper::disposeComponent( m_xConnection );
}
catch(const Exception&)
{
}
m_xConnection = NULL;
m_bOwnConnection = sal_False;
InvalidateAll();
}
//--------------------------------------------------------------------
void OSingleDocumentController::losingConnection()
{
// our connection was disposed so we need a new one
reconnect( sal_True );
}
//--------------------------------------------------------------------
void SAL_CALL OSingleDocumentController::disposing()
{
OSingleDocumentController_CBASE::disposing();
OSingleDocumentController_PBASE::disposing();
m_aUndoManager.Clear();
disconnect();
Reference<XModel> xModel(m_xDataSource,UNO_QUERY);
if ( xModel.is() )
xModel->disconnectController( this );
Reference < XFrame > xFrame;
attachFrame( xFrame );
m_xDataSource.clear();
}
//--------------------------------------------------------------------
sal_Bool OSingleDocumentController::Construct(Window* _pParent)
{
DBG_ASSERT( getView(), "OSingleDocumentController::Construct: have no view!" );
if ( getView() )
getView()->enableSeparator( );
return OSingleDocumentController_CBASE::Construct( _pParent );
}
//--------------------------------------------------------------------
void SAL_CALL OSingleDocumentController::disposing(const EventObject& _rSource) throw( RuntimeException )
{
if ( _rSource.Source == getConnection() )
{
if ( !m_bSuspended // when already suspended then we don't have to reconnect
&& !getBroadcastHelper().bInDispose
&& !getBroadcastHelper().bDisposed
&& isConnected()
)
{
losingConnection();
}
else
{
m_bOwnConnection = sal_False; // this prevents the "disposeComponent" call in disconnect
disconnect();
}
}
else
OSingleDocumentController_CBASE::disposing( _rSource );
}
//--------------------------------------------------------------------
namespace
{
void concatSQLExceptions(Any& _rChainLeft, const Any& _rChainRight)
{
if (!_rChainLeft.hasValue())
_rChainLeft = _rChainRight;
else
{
// to travel the chain by reference (and not by value), we need the getValue ...
// looks like a hack, but the meaning of getValue is documented, and it's the only chance for reference-traveling ....
DBG_ASSERT(::dbtools::SQLExceptionInfo(_rChainLeft).isValid(), "concatSQLExceptions: invalid warnings chain (this will crash)!");
const SQLException* pChainTravel = static_cast<const SQLException*>(_rChainLeft.getValue());
::dbtools::SQLExceptionIteratorHelper aReferenceIterHelper(pChainTravel);
while (aReferenceIterHelper.hasMoreElements())
pChainTravel = aReferenceIterHelper.next();
// reached the end of the chain, and pChainTravel points to the last element
const_cast<SQLException*>(pChainTravel)->NextException = _rChainRight;
}
}
}
//--------------------------------------------------------------------
/** appends an error in the current environment.
@param _aException
contains a description of the error or the error directly
*/
void OSingleDocumentController::appendError(const ::com::sun::star::sdbc::SQLException& _aException)
{
concatSQLExceptions(m_aCurrentError,makeAny(_aException));
}
//--------------------------------------------------------------------
/** clears the error state.
*/
void OSingleDocumentController::clearError()
{
m_aCurrentError = Any();
}
//--------------------------------------------------------------------
/** set the current error in the given parameter.
@param _rException
will contain the current error
*/
void OSingleDocumentController::getError(::com::sun::star::sdbc::SQLException& _rException ) const
{
m_aCurrentError >>= _rException;
}
//--------------------------------------------------------------------
sal_Bool OSingleDocumentController::hasError() const
{
return m_aCurrentError.hasValue();
}
//--------------------------------------------------------------------
sal_Bool SAL_CALL OSingleDocumentController::suspend(sal_Bool bSuspend) throw( RuntimeException )
{
m_bSuspended = bSuspend;
if ( !bSuspend && !isConnected() )
reconnect(sal_True);
return sal_True;
}
// -----------------------------------------------------------------------------
FeatureState OSingleDocumentController::GetState(sal_uInt16 _nId) const
{
FeatureState aReturn;
// (disabled automatically)
aReturn.bEnabled = sal_True;
switch (_nId)
{
case ID_BROWSER_UNDO:
aReturn.bEnabled = m_bEditable && m_aUndoManager.GetUndoActionCount() != 0;
if ( aReturn.bEnabled )
{
String sUndo(ModuleRes(STR_UNDO_COLON));
sUndo += String(RTL_CONSTASCII_USTRINGPARAM(" "));
sUndo += m_aUndoManager.GetUndoActionComment();
aReturn.aState <<= ::rtl::OUString(sUndo);
}
break;
case ID_BROWSER_REDO:
aReturn.bEnabled = m_bEditable && m_aUndoManager.GetRedoActionCount() != 0;
if ( aReturn.bEnabled )
{
String sRedo(ModuleRes(STR_REDO_COLON));
sRedo += String(RTL_CONSTASCII_USTRINGPARAM(" "));
sRedo += m_aUndoManager.GetRedoActionComment();
aReturn.aState <<= ::rtl::OUString(sRedo);
}
break;
default:
aReturn = OSingleDocumentController_CBASE::GetState(_nId);
}
return aReturn;
}
// -----------------------------------------------------------------------------
void OSingleDocumentController::Execute(sal_uInt16 _nId, const Sequence< PropertyValue >& aArgs)
{
switch(_nId)
{
case ID_BROWSER_CLOSE:
closeTask();
return;
break;
case ID_BROWSER_UNDO:
m_aUndoManager.Undo();
InvalidateFeature(ID_BROWSER_REDO);
break;
case ID_BROWSER_REDO:
m_aUndoManager.Redo();
InvalidateFeature(ID_BROWSER_UNDO);
break;
}
InvalidateFeature(_nId);
}
// -----------------------------------------------------------------------------
SfxUndoManager* OSingleDocumentController::getUndoMgr()
{
return &m_aUndoManager;
}
// -----------------------------------------------------------------------------
void OSingleDocumentController::addUndoActionAndInvalidate(SfxUndoAction *_pAction)
{
// add undo action
m_aUndoManager.AddUndoAction(_pAction);
// when we add an undo action the controller was modified
setModified(sal_True);
// now inform me that or states changed
InvalidateFeature(ID_BROWSER_UNDO);
InvalidateFeature(ID_BROWSER_REDO);
}
// -----------------------------------------------------------------------------
void OSingleDocumentController::setModified(sal_Bool _bModified)
{
m_bModified = _bModified;
InvalidateFeature(ID_BROWSER_SAVEDOC);
InvalidateFeature(ID_BROWSER_SAVEASDOC);
}
// -----------------------------------------------------------------------------
Reference< XModel > SAL_CALL OSingleDocumentController::getModel(void) throw( RuntimeException )
{
return NULL;//Reference< XModel >(m_xDataSource,UNO_QUERY); // OJ: i31891
}
// -----------------------------------------------------------------------------
sal_Bool SAL_CALL OSingleDocumentController::attachModel(const Reference< XModel > & xModel) throw( RuntimeException )
{
::osl::MutexGuard aGuard(m_aMutex);
m_xDataSource.set(xModel,UNO_QUERY);
return m_xDataSource.is();
}
// -----------------------------------------------------------------------------
::rtl::OUString OSingleDocumentController::getDataSourceName() const
{
::rtl::OUString sName;
if ( m_xDataSource.is() )
m_xDataSource->getPropertyValue(PROPERTY_NAME) >>= sName;
return sName;
}
//........................................................................
} // namespace dbaui
//........................................................................