office-gobmx/forms/source/component/GroupManager.cxx
2011-03-02 15:00:30 +01:00

533 lines
18 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
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************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_forms.hxx"
#include "GroupManager.hxx"
#include <com/sun/star/beans/XFastPropertySet.hpp>
#include <com/sun/star/form/FormComponentType.hpp>
#include <comphelper/property.hxx>
#include <comphelper/uno3.hxx>
#include <tools/solar.h>
#include <tools/debug.hxx>
#include "property.hrc"
#include <algorithm>
//.........................................................................
namespace frm
{
//.........................................................................
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::form;
using namespace ::com::sun::star::awt;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::form;
namespace
{
bool isRadioButton( const Reference< XPropertySet >& _rxComponent )
{
bool bIs = false;
if ( hasProperty( PROPERTY_CLASSID, _rxComponent ) )
{
sal_Int16 nClassId = FormComponentType::CONTROL;
_rxComponent->getPropertyValue( PROPERTY_CLASSID ) >>= nClassId;
if ( nClassId == FormComponentType::RADIOBUTTON )
bIs = true;
}
return bIs;
}
}
//========================================================================
// class OGroupCompAcc
//========================================================================
//------------------------------------------------------------------
OGroupCompAcc::OGroupCompAcc(const Reference<XPropertySet>& rxElement, const OGroupComp& _rGroupComp )
:m_xComponent( rxElement )
,m_aGroupComp( _rGroupComp )
{
}
//------------------------------------------------------------------
sal_Bool OGroupCompAcc::operator==( const OGroupCompAcc& rCompAcc ) const
{
return (m_xComponent == rCompAcc.GetComponent());
}
//------------------------------------------------------------------
class OGroupCompAccLess : public ::std::binary_function<OGroupCompAcc, OGroupCompAcc, sal_Bool>
{
public:
sal_Bool operator() (const OGroupCompAcc& lhs, const OGroupCompAcc& rhs) const
{
return
reinterpret_cast<sal_Int64>(lhs.m_xComponent.get())
< reinterpret_cast<sal_Int64>(rhs.m_xComponent.get());
}
};
//========================================================================
// class OGroupComp
//========================================================================
//------------------------------------------------------------------
OGroupComp::OGroupComp()
:m_nPos( -1 )
,m_nTabIndex( 0 )
{
}
//------------------------------------------------------------------
OGroupComp::OGroupComp(const OGroupComp& _rSource)
:m_aName( _rSource.m_aName )
,m_xComponent( _rSource.m_xComponent )
,m_xControlModel(_rSource.m_xControlModel)
,m_nPos( _rSource.m_nPos )
,m_nTabIndex( _rSource.m_nTabIndex )
{
}
//------------------------------------------------------------------
OGroupComp::OGroupComp(const Reference<XPropertySet>& rxSet, sal_Int32 nInsertPos )
: m_aName( OGroupManager::GetGroupName( rxSet ) )
, m_xComponent( rxSet )
, m_xControlModel(rxSet,UNO_QUERY)
, m_nPos( nInsertPos )
, m_nTabIndex(0)
{
if (m_xComponent.is())
{
if (hasProperty( PROPERTY_TABINDEX, m_xComponent ) )
// Indices kleiner 0 werden wie 0 behandelt
m_nTabIndex = Max(getINT16(m_xComponent->getPropertyValue( PROPERTY_TABINDEX )) , sal_Int16(0));
}
}
//------------------------------------------------------------------
sal_Bool OGroupComp::operator==( const OGroupComp& rComp ) const
{
return m_nTabIndex == rComp.GetTabIndex() && m_nPos == rComp.GetPos();
}
//------------------------------------------------------------------
class OGroupCompLess : public ::std::binary_function<OGroupComp, OGroupComp, sal_Bool>
{
public:
sal_Bool operator() (const OGroupComp& lhs, const OGroupComp& rhs) const
{
sal_Bool bResult;
// TabIndex von 0 wird hinten einsortiert
if (lhs.m_nTabIndex == rhs.GetTabIndex())
bResult = lhs.m_nPos < rhs.GetPos();
else if (lhs.m_nTabIndex && rhs.GetTabIndex())
bResult = lhs.m_nTabIndex < rhs.GetTabIndex();
else
bResult = lhs.m_nTabIndex != 0;
return bResult;
}
};
//========================================================================
// class OGroup
//========================================================================
DBG_NAME(OGroup)
//------------------------------------------------------------------
OGroup::OGroup( const ::rtl::OUString& rGroupName )
:m_aGroupName( rGroupName )
,m_nInsertPos(0)
{
DBG_CTOR(OGroup,NULL);
}
#ifdef DBG_UTIL
//------------------------------------------------------------------
OGroup::OGroup( const OGroup& _rSource )
:m_aCompArray(_rSource.m_aCompArray)
,m_aCompAccArray(_rSource.m_aCompAccArray)
,m_aGroupName(_rSource.m_aGroupName)
,m_nInsertPos(_rSource.m_nInsertPos)
{
DBG_CTOR(OGroup,NULL);
}
#endif
//------------------------------------------------------------------
OGroup::~OGroup()
{
DBG_DTOR(OGroup,NULL);
}
//------------------------------------------------------------------
void OGroup::InsertComponent( const Reference<XPropertySet>& xSet )
{
OGroupComp aNewGroupComp( xSet, m_nInsertPos );
sal_Int32 nPosInserted = insert_sorted(m_aCompArray, aNewGroupComp, OGroupCompLess());
OGroupCompAcc aNewGroupCompAcc( xSet, m_aCompArray[nPosInserted] );
insert_sorted(m_aCompAccArray, aNewGroupCompAcc, OGroupCompAccLess());
m_nInsertPos++;
}
//------------------------------------------------------------------
void OGroup::RemoveComponent( const Reference<XPropertySet>& rxElement )
{
sal_Int32 nGroupCompAccPos;
OGroupCompAcc aSearchCompAcc( rxElement, OGroupComp() );
if ( seek_entry(m_aCompAccArray, aSearchCompAcc, nGroupCompAccPos, OGroupCompAccLess()) )
{
OGroupCompAcc& aGroupCompAcc = m_aCompAccArray[nGroupCompAccPos];
const OGroupComp& aGroupComp = aGroupCompAcc.GetGroupComponent();
sal_Int32 nGroupCompPos;
if ( seek_entry(m_aCompArray, aGroupComp, nGroupCompPos, OGroupCompLess()) )
{
m_aCompAccArray.erase( m_aCompAccArray.begin() + nGroupCompAccPos );
m_aCompArray.erase( m_aCompArray.begin() + nGroupCompPos );
/*============================================================
Durch das Entfernen der GroupComp ist die Einfuegeposition
ungueltig geworden. Sie braucht hier aber nicht angepasst werden,
da sie fortlaufend vergeben wird und damit immer
aufsteigend eindeutig ist.
============================================================*/
}
else
{
OSL_FAIL( "OGroup::RemoveComponent: Component nicht in Gruppe" );
}
}
else
{
OSL_FAIL( "OGroup::RemoveComponent: Component nicht in Gruppe" );
}
}
//------------------------------------------------------------------
sal_Bool OGroup::operator==( const OGroup& rGroup ) const
{
return m_aGroupName.equals(rGroup.GetGroupName());
}
//------------------------------------------------------------------
class OGroupLess : public ::std::binary_function<OGroup, OGroup, sal_Bool>
{
public:
sal_Bool operator() (const OGroup& lhs, const OGroup& rhs) const
{
return lhs.m_aGroupName < rhs.m_aGroupName;
}
};
//------------------------------------------------------------------
Sequence< Reference<XControlModel> > OGroup::GetControlModels() const
{
sal_Int32 nLen = m_aCompArray.size();
Sequence<Reference<XControlModel> > aControlModelSeq( nLen );
Reference<XControlModel>* pModels = aControlModelSeq.getArray();
ConstOGroupCompArrIterator aGroupComps = m_aCompArray.begin();
for (sal_Int32 i = 0; i < nLen; ++i, ++pModels, ++aGroupComps)
{
*pModels = aGroupComps->GetControlModel();
}
return aControlModelSeq;
}
DBG_NAME(OGroupManager);
//------------------------------------------------------------------
OGroupManager::OGroupManager(const Reference< XContainer >& _rxContainer)
:m_pCompGroup( new OGroup( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("AllComponentGroup") ) ) )
,m_xContainer(_rxContainer)
{
DBG_CTOR(OGroupManager,NULL);
increment(m_refCount);
{
_rxContainer->addContainerListener(this);
}
decrement(m_refCount);
}
//------------------------------------------------------------------
OGroupManager::~OGroupManager()
{
DBG_DTOR(OGroupManager,NULL);
// Alle Components und CompGroup loeschen
delete m_pCompGroup;
}
// XPropertyChangeListener
//------------------------------------------------------------------
void OGroupManager::disposing(const EventObject& evt) throw( RuntimeException )
{
Reference<XContainer> xContainer(evt.Source, UNO_QUERY);
if (xContainer.get() == m_xContainer.get())
{
DELETEZ(m_pCompGroup);
////////////////////////////////////////////////////////////////
// Gruppen loeschen
m_aGroupArr.clear();
m_xContainer.clear();
}
}
// -----------------------------------------------------------------------------
void OGroupManager::removeFromGroupMap(const ::rtl::OUString& _sGroupName,const Reference<XPropertySet>& _xSet)
{
// Component aus CompGroup entfernen
m_pCompGroup->RemoveComponent( _xSet );
OGroupArr::iterator aFind = m_aGroupArr.find(_sGroupName);
if ( aFind != m_aGroupArr.end() )
{
// Gruppe vorhanden
aFind->second.RemoveComponent( _xSet );
// Wenn Anzahl der Gruppenelemente == 1 ist, Gruppe deaktivieren
sal_Int32 nCount = aFind->second.Count();
if ( nCount == 1 || nCount == 0 )
{
OActiveGroups::iterator aActiveFind = ::std::find(
m_aActiveGroupMap.begin(),
m_aActiveGroupMap.end(),
aFind
);
if ( aActiveFind != m_aActiveGroupMap.end() )
{
// the group is active. Deactivate it if the remaining component
// is *no* radio button
if ( nCount == 0 || !isRadioButton( aFind->second.GetObject( 0 ) ) )
m_aActiveGroupMap.erase( aActiveFind );
}
}
}
// Bei Component als PropertyChangeListener abmelden
_xSet->removePropertyChangeListener( PROPERTY_NAME, this );
if (hasProperty(PROPERTY_GROUP_NAME, _xSet))
_xSet->removePropertyChangeListener( PROPERTY_GROUP_NAME, this );
if (hasProperty(PROPERTY_TABINDEX, _xSet))
_xSet->removePropertyChangeListener( PROPERTY_TABINDEX, this );
}
//------------------------------------------------------------------
void SAL_CALL OGroupManager::propertyChange(const PropertyChangeEvent& evt) throw ( ::com::sun::star::uno::RuntimeException)
{
Reference<XPropertySet> xSet(evt.Source, UNO_QUERY);
// Component aus Gruppe entfernen
::rtl::OUString sGroupName;
if (hasProperty( PROPERTY_GROUP_NAME, xSet ))
xSet->getPropertyValue( PROPERTY_GROUP_NAME ) >>= sGroupName;
if (evt.PropertyName == PROPERTY_NAME) {
if (sGroupName.getLength() > 0)
return; // group hasn't changed; ignore this name change.
// no GroupName; use Name as GroupNme
evt.OldValue >>= sGroupName;
}
else if (evt.PropertyName == PROPERTY_GROUP_NAME) {
evt.OldValue >>= sGroupName;
if (sGroupName.getLength() == 0) {
// No prior GroupName; fallback to Nme
xSet->getPropertyValue( PROPERTY_NAME ) >>= sGroupName;
}
}
else
sGroupName = GetGroupName( xSet );
removeFromGroupMap(sGroupName,xSet);
// Component neu einordnen
InsertElement( xSet );
}
// XContainerListener
//------------------------------------------------------------------
void SAL_CALL OGroupManager::elementInserted(const ContainerEvent& Event) throw ( ::com::sun::star::uno::RuntimeException)
{
Reference< XPropertySet > xProps;
Event.Element >>= xProps;
if ( xProps.is() )
InsertElement( xProps );
}
//------------------------------------------------------------------
void SAL_CALL OGroupManager::elementRemoved(const ContainerEvent& Event) throw ( ::com::sun::star::uno::RuntimeException)
{
Reference<XPropertySet> xProps;
Event.Element >>= xProps;
if ( xProps.is() )
RemoveElement( xProps );
}
//------------------------------------------------------------------
void SAL_CALL OGroupManager::elementReplaced(const ContainerEvent& Event) throw ( ::com::sun::star::uno::RuntimeException)
{
Reference<XPropertySet> xProps;
Event.ReplacedElement >>= xProps;
if ( xProps.is() )
RemoveElement( xProps );
xProps.clear();
Event.Element >>= xProps;
if ( xProps.is() )
InsertElement( xProps );
}
// Other functions
//------------------------------------------------------------------
Sequence<Reference<XControlModel> > OGroupManager::getControlModels()
{
return m_pCompGroup->GetControlModels();
}
//------------------------------------------------------------------
sal_Int32 OGroupManager::getGroupCount()
{
return m_aActiveGroupMap.size();
}
//------------------------------------------------------------------
void OGroupManager::getGroup(sal_Int32 nGroup, Sequence< Reference<XControlModel> >& _rGroup, ::rtl::OUString& _rName)
{
OSL_ENSURE(nGroup >= 0 && (size_t)nGroup < m_aActiveGroupMap.size(),"OGroupManager::getGroup: Invalid group index!");
OGroupArr::iterator aGroupPos = m_aActiveGroupMap[nGroup];
_rName = aGroupPos->second.GetGroupName();
_rGroup = aGroupPos->second.GetControlModels();
}
//------------------------------------------------------------------
void OGroupManager::getGroupByName(const ::rtl::OUString& _rName, Sequence< Reference<XControlModel> >& _rGroup)
{
OGroupArr::iterator aFind = m_aGroupArr.find(_rName);
if ( aFind != m_aGroupArr.end() )
_rGroup = aFind->second.GetControlModels();
}
//------------------------------------------------------------------
void OGroupManager::InsertElement( const Reference<XPropertySet>& xSet )
{
// Nur ControlModels
Reference<XControlModel> xControl(xSet, UNO_QUERY);
if (!xControl.is() )
return;
// Component in CompGroup aufnehmen
m_pCompGroup->InsertComponent( xSet );
// Component in Gruppe aufnehmen
::rtl::OUString sGroupName( GetGroupName( xSet ) );
OGroupArr::iterator aFind = m_aGroupArr.find(sGroupName);
if ( aFind == m_aGroupArr.end() )
{
aFind = m_aGroupArr.insert(OGroupArr::value_type(sGroupName,OGroup(sGroupName))).first;
}
aFind->second.InsertComponent( xSet );
// if we have at least 2 elements in the group, then this is an "active group"
bool bActivateGroup = aFind->second.Count() == 2;
// Additionally, if the component is a radio button, then it's group becomes active,
// too. With this, we ensure that in a container with n radio buttons which all are
// in different groups the selection still works reliably (means that all radios can be
// clicked independently)
if ( aFind->second.Count() == 1 )
{
if ( isRadioButton( xSet ) )
bActivateGroup = true;
}
if ( bActivateGroup )
{
OActiveGroups::iterator aAlreadyExistent = ::std::find(
m_aActiveGroupMap.begin(),
m_aActiveGroupMap.end(),
aFind
);
if ( aAlreadyExistent == m_aActiveGroupMap.end() )
m_aActiveGroupMap.push_back( aFind );
}
// Bei Component als PropertyChangeListener anmelden
xSet->addPropertyChangeListener( PROPERTY_NAME, this );
if (hasProperty(PROPERTY_GROUP_NAME, xSet))
xSet->addPropertyChangeListener( PROPERTY_GROUP_NAME, this );
// Tabindex muss nicht jeder unterstuetzen
if (hasProperty(PROPERTY_TABINDEX, xSet))
xSet->addPropertyChangeListener( PROPERTY_TABINDEX, this );
}
//------------------------------------------------------------------
void OGroupManager::RemoveElement( const Reference<XPropertySet>& xSet )
{
// Nur ControlModels
Reference<XControlModel> xControl(xSet, UNO_QUERY);
if (!xControl.is() )
return;
// Component aus Gruppe entfernen
::rtl::OUString sGroupName( GetGroupName( xSet ) );
removeFromGroupMap(sGroupName,xSet);
}
::rtl::OUString OGroupManager::GetGroupName( ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet> xComponent )
{
if (!xComponent.is())
return ::rtl::OUString();
::rtl::OUString sGroupName;
if (hasProperty( PROPERTY_GROUP_NAME, xComponent )) {
xComponent->getPropertyValue( PROPERTY_GROUP_NAME ) >>= sGroupName;
if (sGroupName.getLength() == 0)
xComponent->getPropertyValue( PROPERTY_NAME ) >>= sGroupName;
}
else
xComponent->getPropertyValue( PROPERTY_NAME ) >>= sGroupName;
return sGroupName;
}
//.........................................................................
} // namespace frm
//.........................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */