/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * 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 . */ #include #include #include #include "fmundo.hxx" #include "fmpgeimp.hxx" #include "svx/dbtoolsclient.hxx" #include "svx/svditer.hxx" #include "fmobj.hxx" #include "fmprop.hrc" #include "svx/fmresids.hrc" #include "svx/fmglob.hxx" #include "svx/dialmgr.hxx" #include "svx/fmmodel.hxx" #include "svx/fmpage.hxx" #include #include #include #include #include #include #include #include #include "svx/fmtools.hxx" #include #include #include #include #include #include #include #include #include #include #include using namespace ::com::sun::star::uno; using namespace ::com::sun::star::awt; using namespace ::com::sun::star::beans; using namespace ::com::sun::star::container; using namespace ::com::sun::star::script; using namespace ::com::sun::star::lang; using namespace ::com::sun::star::form; using namespace ::com::sun::star::util; using namespace ::com::sun::star::reflection; using namespace ::com::sun::star::form::binding; using namespace ::svxform; #include #include #include typedef cppu::WeakImplHelper1< XScriptListener > ScriptEventListener_BASE; class ScriptEventListenerWrapper : public ScriptEventListener_BASE { public: ScriptEventListenerWrapper( FmFormModel& _rModel) throw ( RuntimeException ) :m_rModel( _rModel ) ,m_attemptedListenerCreation( false ) { } // XEventListener virtual void SAL_CALL disposing(const EventObject& ) throw( RuntimeException ){} // XScriptListener virtual void SAL_CALL firing(const ScriptEvent& evt) throw(RuntimeException) { attemptListenerCreation(); if ( m_vbaListener.is() ) { m_vbaListener->firing( evt ); } } virtual Any SAL_CALL approveFiring(const ScriptEvent& evt) throw( com::sun::star::reflection::InvocationTargetException, RuntimeException) { attemptListenerCreation(); if ( m_vbaListener.is() ) { return m_vbaListener->approveFiring( evt ); } return Any(); } private: void attemptListenerCreation() { if ( m_attemptedListenerCreation ) return; m_attemptedListenerCreation = true; try { css::uno::Reference context( comphelper::getProcessComponentContext()); Reference< XScriptListener > const xScriptListener( context->getServiceManager()->createInstanceWithContext( "ooo.vba.EventListener", context), UNO_QUERY_THROW); Reference< XPropertySet > const xListenerProps( xScriptListener, UNO_QUERY_THROW ); // SfxObjectShellRef is good here since the model controls the lifetime of the shell SfxObjectShellRef const xObjectShell = m_rModel.GetObjectShell(); ENSURE_OR_THROW( xObjectShell.Is(), "no object shell!" ); xListenerProps->setPropertyValue("Model", makeAny( xObjectShell->GetModel() ) ); m_vbaListener = xScriptListener; } catch( Exception const & ) { DBG_UNHANDLED_EXCEPTION(); } } FmFormModel& m_rModel; Reference< XScriptListener > m_vbaListener; bool m_attemptedListenerCreation; }; //------------------------------------------------------------------------------ // some helper structs for caching property infos //------------------------------------------------------------------------------ struct PropertyInfo { sal_Bool bIsTransientOrReadOnly : 1; // the property is transient or read-only, thus we need no undo action for it sal_Bool bIsValueProperty : 1; // the property is the special value property, thus it may be handled // as if it's transient or persistent }; struct PropertySetInfo { typedef std::map AllProperties; AllProperties aProps; // all properties of this set which we know so far sal_Bool bHasEmptyControlSource; // sal_True -> the set has a DataField property, and the current value is an empty string // sal_False -> the set has _no_ such property or it's value isn't empty }; sal_Bool operator < (const Reference< XPropertySet >& lhs, const Reference< XPropertySet >& rhs) { return lhs.get() < rhs.get(); } typedef std::map, PropertySetInfo> PropertySetInfoCache; //------------------------------------------------------------------------------ OUString static_STR_UNDO_PROPERTY; //------------------------------------------------------------------------------ DBG_NAME(FmXUndoEnvironment) //------------------------------------------------------------------------------ FmXUndoEnvironment::FmXUndoEnvironment(FmFormModel& _rModel) :rModel( _rModel ) ,m_pPropertySetCache( NULL ) ,m_pScriptingEnv( ::svxform::createDefaultFormScriptingEnvironment( _rModel ) ) ,m_Locks( 0 ) ,bReadOnly( sal_False ) ,m_bDisposed( false ) { DBG_CTOR(FmXUndoEnvironment,NULL); try { m_vbaListener = new ScriptEventListenerWrapper( _rModel ); } catch( Exception& ) { } } //------------------------------------------------------------------------------ FmXUndoEnvironment::~FmXUndoEnvironment() { DBG_DTOR(FmXUndoEnvironment,NULL); if ( !m_bDisposed ) // i120746, call FormScriptingEnvironment::dispose to avoid memory leak m_pScriptingEnv->dispose(); if (m_pPropertySetCache) delete static_cast(m_pPropertySetCache); } //------------------------------------------------------------------------------ void FmXUndoEnvironment::dispose() { OSL_ENSURE( !m_bDisposed, "FmXUndoEnvironment::dispose: disposed twice?" ); if ( !m_bDisposed ) return; Lock(); sal_uInt16 nCount = rModel.GetPageCount(); sal_uInt16 i; for (i = 0; i < nCount; i++) { FmFormPage* pPage = PTR_CAST( FmFormPage, rModel.GetPage(i) ); if ( pPage ) { Reference< css::form::XForms > xForms = pPage->GetForms( false ).get(); if ( xForms.is() ) RemoveElement( xForms ); } } nCount = rModel.GetMasterPageCount(); for (i = 0; i < nCount; i++) { FmFormPage* pPage = PTR_CAST( FmFormPage, rModel.GetMasterPage(i) ); if ( pPage ) { Reference< css::form::XForms > xForms = pPage->GetForms( false ).get(); if ( xForms.is() ) RemoveElement( xForms ); } } UnLock(); OSL_PRECOND( rModel.GetObjectShell(), "FmXUndoEnvironment::dispose: no object shell anymore!" ); if ( rModel.GetObjectShell() ) EndListening( *rModel.GetObjectShell() ); if ( IsListening( rModel ) ) EndListening( rModel ); m_pScriptingEnv->dispose(); m_bDisposed = true; } //------------------------------------------------------------------------------ void FmXUndoEnvironment::ModeChanged() { OSL_PRECOND( rModel.GetObjectShell(), "FmXUndoEnvironment::ModeChanged: no object shell anymore!" ); if ( !rModel.GetObjectShell() ) return; if (bReadOnly != (rModel.GetObjectShell()->IsReadOnly() || rModel.GetObjectShell()->IsReadOnlyUI())) { bReadOnly = !bReadOnly; sal_uInt16 nCount = rModel.GetPageCount(); sal_uInt16 i; for (i = 0; i < nCount; i++) { FmFormPage* pPage = PTR_CAST( FmFormPage, rModel.GetPage(i) ); if ( pPage ) { Reference< css::form::XForms > xForms = pPage->GetForms( false ).get(); if ( xForms.is() ) TogglePropertyListening( xForms ); } } nCount = rModel.GetMasterPageCount(); for (i = 0; i < nCount; i++) { FmFormPage* pPage = PTR_CAST( FmFormPage, rModel.GetMasterPage(i) ); if ( pPage ) { Reference< css::form::XForms > xForms = pPage->GetForms( false ).get(); if ( xForms.is() ) TogglePropertyListening( xForms ); } } if (!bReadOnly) StartListening(rModel); else EndListening(rModel); } } //------------------------------------------------------------------------------ void FmXUndoEnvironment::Notify( SfxBroadcaster& /*rBC*/, const SfxHint& rHint ) { if (rHint.ISA(SdrHint)) { SdrHint* pSdrHint = (SdrHint*)&rHint; switch( pSdrHint->GetKind() ) { case HINT_OBJINSERTED: { SdrObject* pSdrObj = (SdrObject*)pSdrHint->GetObject(); Inserted( pSdrObj ); } break; case HINT_OBJREMOVED: { SdrObject* pSdrObj = (SdrObject*)pSdrHint->GetObject(); Removed( pSdrObj ); } break; default: break; } } else if (rHint.ISA(SfxSimpleHint)) { switch ( ((SfxSimpleHint&)rHint).GetId() ) { case SFX_HINT_DYING: dispose(); rModel.SetObjectShell( NULL ); break; case SFX_HINT_MODECHANGED: ModeChanged(); break; } } else if (rHint.ISA(SfxEventHint)) { switch (((SfxEventHint&)rHint).GetEventId()) { case SFX_EVENT_CREATEDOC: case SFX_EVENT_OPENDOC: ModeChanged(); break; } } } //------------------------------------------------------------------ void FmXUndoEnvironment::Inserted(SdrObject* pObj) { if (pObj->GetObjInventor() == FmFormInventor) { FmFormObj* pFormObj = PTR_CAST(FmFormObj, pObj); Inserted( pFormObj ); } else if (pObj->IsGroupObject()) { SdrObjListIter aIter(*pObj->GetSubList()); while ( aIter.IsMore() ) Inserted( aIter.Next() ); } } //------------------------------------------------------------------------------ namespace { sal_Bool lcl_searchElement(const Reference< XIndexAccess>& xCont, const Reference< XInterface >& xElement) { if (!xCont.is() || !xElement.is()) return sal_False; sal_Int32 nCount = xCont->getCount(); Reference< XInterface > xComp; for (sal_Int32 i = 0; i < nCount; i++) { try { xCont->getByIndex(i) >>= xComp; if (xComp.is()) { if ( xElement == xComp ) return sal_True; else { Reference< XIndexAccess> xCont2(xComp, UNO_QUERY); if (xCont2.is() && lcl_searchElement(xCont2, xElement)) return sal_True; } } } catch(const Exception&) { DBG_UNHANDLED_EXCEPTION(); } } return sal_False; } } //------------------------------------------------------------------------------ void FmXUndoEnvironment::Inserted(FmFormObj* pObj) { DBG_ASSERT( pObj, "FmXUndoEnvironment::Inserted: invalid object!" ); if ( !pObj ) return; // ist das Control noch einer Form zugeordnet Reference< XInterface > xModel(pObj->GetUnoControlModel(), UNO_QUERY); Reference< XFormComponent > xContent(xModel, UNO_QUERY); if (xContent.is() && pObj->GetPage()) { // if the component doesn't belong to a form, yet, find one to insert into if (!xContent->getParent().is()) { try { Reference< XIndexContainer > xObjectParent = pObj->GetOriginalParent(); FmFormPage& rPage = dynamic_cast< FmFormPage& >( *pObj->GetPage() ); Reference< XIndexAccess > xForms( rPage.GetForms(), UNO_QUERY_THROW ); Reference< XIndexContainer > xNewParent; Reference< XForm > xForm; sal_Int32 nPos = -1; if ( lcl_searchElement( xForms, xObjectParent ) ) { // the form which was the parent of the object when it was removed is still // part of the form component hierachy of the current page xNewParent = xObjectParent; xForm.set( xNewParent, UNO_QUERY_THROW ); nPos = ::std::min( pObj->GetOriginalIndex(), xNewParent->getCount() ); } else { xForm.set( rPage.GetImpl().findPlaceInFormComponentHierarchy( xContent ), UNO_SET_THROW ); xNewParent.set( xForm, UNO_QUERY_THROW ); nPos = xNewParent->getCount(); } rPage.GetImpl().setUniqueName( xContent, xForm ); xNewParent->insertByIndex( nPos, makeAny( xContent ) ); Reference< XEventAttacherManager > xManager( xNewParent, UNO_QUERY_THROW ); xManager->registerScriptEvents( nPos, pObj->GetOriginalEvents() ); } catch( const Exception& ) { DBG_UNHANDLED_EXCEPTION(); } } // FormObject zuruecksetzen pObj->ClearObjEnv(); } } //------------------------------------------------------------------ void FmXUndoEnvironment::Removed(SdrObject* pObj) { if ( pObj->IsVirtualObj() ) // for virtual objects, we've already been notified of the removal of the master // object, which is sufficient here return; if (pObj->GetObjInventor() == FmFormInventor) { FmFormObj* pFormObj = PTR_CAST(FmFormObj, pObj); Removed(pFormObj); } else if (pObj->IsGroupObject()) { SdrObjListIter aIter(*pObj->GetSubList()); while ( aIter.IsMore() ) Removed( aIter.Next() ); } } //------------------------------------------------------------------------------ void FmXUndoEnvironment::Removed(FmFormObj* pObj) { DBG_ASSERT( pObj, "FmXUndoEnvironment::Removed: invalid object!" ); if ( !pObj ) return; // ist das Control noch einer Form zugeordnet Reference< XFormComponent > xContent(pObj->GetUnoControlModel(), UNO_QUERY); if (xContent.is()) { // das Object wird aus einer Liste herausgenommen // existiert ein Vater wird das Object beim beim Vater entfernt und // am FormObject gemerkt! // wird das Object wieder eingefuegt und ein Parent existiert, so wird dieser // Parent wiederum gesetzt Reference< XIndexContainer > xForm(xContent->getParent(), UNO_QUERY); if (xForm.is()) { Reference< XIndexAccess > xIndexAccess((XIndexContainer*)xForm.get()); // Feststellen an welcher Position sich das Kind befunden hat const sal_Int32 nPos = getElementPos(xIndexAccess, xContent); if (nPos >= 0) { Sequence< ScriptEventDescriptor > aEvts; Reference< XEventAttacherManager > xManager(xForm, UNO_QUERY); if (xManager.is()) aEvts = xManager->getScriptEvents(nPos); try { pObj->SetObjEnv(xForm, nPos, aEvts); xForm->removeByIndex(nPos); } catch(Exception&) { DBG_UNHANDLED_EXCEPTION(); } } } } } // XEventListener //------------------------------------------------------------------------------ void SAL_CALL FmXUndoEnvironment::disposing(const EventObject& e) throw( RuntimeException ) { // check if it's an object we have cached information about if (m_pPropertySetCache) { Reference< XPropertySet > xSourceSet(e.Source, UNO_QUERY); if (xSourceSet.is()) { PropertySetInfoCache* pCache = static_cast(m_pPropertySetCache); PropertySetInfoCache::iterator aSetPos = pCache->find(xSourceSet); if (aSetPos != pCache->end()) pCache->erase(aSetPos); } } } // XPropertyChangeListener //------------------------------------------------------------------------------ void SAL_CALL FmXUndoEnvironment::propertyChange(const PropertyChangeEvent& evt) throw(::com::sun::star::uno::RuntimeException) { ::osl::ClearableMutexGuard aGuard( m_aMutex ); if (!IsLocked()) { Reference< XPropertySet > xSet(evt.Source, UNO_QUERY); if (!xSet.is()) return; // if it's a "default value" property of a control model, set the according "value" property static const OUString pDefaultValueProperties[] = { OUString(FM_PROP_DEFAULT_TEXT), OUString(FM_PROP_DEFAULTCHECKED), OUString(FM_PROP_DEFAULT_DATE), OUString(FM_PROP_DEFAULT_TIME), OUString(FM_PROP_DEFAULT_VALUE), OUString(FM_PROP_DEFAULT_SELECT_SEQ), OUString(FM_PROP_EFFECTIVE_DEFAULT) }; const OUString aValueProperties[] = { OUString(FM_PROP_TEXT), OUString(FM_PROP_STATE), OUString(FM_PROP_DATE), OUString(FM_PROP_TIME), OUString(FM_PROP_VALUE), OUString(FM_PROP_SELECT_SEQ), OUString(FM_PROP_EFFECTIVE_VALUE) }; sal_Int32 nDefaultValueProps = sizeof(pDefaultValueProperties)/sizeof(pDefaultValueProperties[0]); OSL_ENSURE(sizeof(aValueProperties)/sizeof(aValueProperties[0]) == nDefaultValueProps, "FmXUndoEnvironment::propertyChange: inconsistence!"); for (sal_Int32 i=0; isetPropertyValue(aValueProperties[i], evt.NewValue); } catch(const Exception&) { OSL_FAIL("FmXUndoEnvironment::propertyChange: could not adjust the value property!"); } } } // no Undo for transient and readonly props. But unfortunately "transient" is not only that the // "transient" flag is set for the property in question, instead is is somewhat more complex // Transience criterions are: // - the "transient" flag is set for the property // - OR the control has a non-empty COntrolSource property, i.e. is intended to be bound // to a database column. Note that it doesn't matter here whether the control actually // *is* bound to a column // - OR the control is bound to an external value via XBindableValue/XValueBinding // which does not have a "ExternalData" property being if (!m_pPropertySetCache) m_pPropertySetCache = new PropertySetInfoCache; PropertySetInfoCache* pCache = static_cast(m_pPropertySetCache); // let's see if we know something about the set PropertySetInfoCache::iterator aSetPos = pCache->find(xSet); if (aSetPos == pCache->end()) { PropertySetInfo aNewEntry; if (!::comphelper::hasProperty(FM_PROP_CONTROLSOURCE, xSet)) { aNewEntry.bHasEmptyControlSource = sal_False; } else { try { Any aCurrentControlSource = xSet->getPropertyValue(FM_PROP_CONTROLSOURCE); aNewEntry.bHasEmptyControlSource = !aCurrentControlSource.hasValue() || ::comphelper::getString(aCurrentControlSource).isEmpty(); } catch(const Exception&) { DBG_UNHANDLED_EXCEPTION(); } } aSetPos = pCache->insert(PropertySetInfoCache::value_type(xSet,aNewEntry)).first; DBG_ASSERT(aSetPos != pCache->end(), "FmXUndoEnvironment::propertyChange : just inserted it ... why it's not there ?"); } else { // is it the DataField property ? if (evt.PropertyName.equals(FM_PROP_CONTROLSOURCE)) { aSetPos->second.bHasEmptyControlSource = !evt.NewValue.hasValue() || ::comphelper::getString(evt.NewValue).isEmpty(); } } // now we have access to the cached info about the set // let's see what we know about the property PropertySetInfo::AllProperties& rPropInfos = aSetPos->second.aProps; PropertySetInfo::AllProperties::iterator aPropertyPos = rPropInfos.find(evt.PropertyName); if (aPropertyPos == rPropInfos.end()) { // nothing 'til now ... have to change this .... PropertyInfo aNewEntry; // the attributes sal_Int32 nAttributes = xSet->getPropertySetInfo()->getPropertyByName(evt.PropertyName).Attributes; aNewEntry.bIsTransientOrReadOnly = ((nAttributes & PropertyAttribute::READONLY) != 0) || ((nAttributes & PropertyAttribute::TRANSIENT) != 0); // check if it is the special "DataFieldProperty" aNewEntry.bIsValueProperty = sal_False; try { if (::comphelper::hasProperty(FM_PROP_CONTROLSOURCEPROPERTY, xSet)) { Any aControlSourceProperty = xSet->getPropertyValue(FM_PROP_CONTROLSOURCEPROPERTY); OUString sControlSourceProperty; aControlSourceProperty >>= sControlSourceProperty; aNewEntry.bIsValueProperty = (sControlSourceProperty.equals(evt.PropertyName)); } } catch(const Exception&) { DBG_UNHANDLED_EXCEPTION(); } // insert the new entry aPropertyPos = rPropInfos.insert(PropertySetInfo::AllProperties::value_type(evt.PropertyName,aNewEntry)).first; DBG_ASSERT(aPropertyPos != rPropInfos.end(), "FmXUndoEnvironment::propertyChange : just inserted it ... why it's not there ?"); } // now we have access to the cached info about the property affected // and are able to decide whether or not we need an undo action bool bAddUndoAction = rModel.IsUndoEnabled(); // no UNDO for transient/readonly properties if ( bAddUndoAction && aPropertyPos->second.bIsTransientOrReadOnly ) bAddUndoAction = false; if ( bAddUndoAction && aPropertyPos->second.bIsValueProperty ) { // no UNDO when the "value" property changes, but the ControlSource is non-empty // (in this case the control is intended to be bound to a database column) if ( !aSetPos->second.bHasEmptyControlSource ) bAddUndoAction = false; // no UNDO if the control is currently bound to an external value if ( bAddUndoAction ) { Reference< XBindableValue > xBindable( evt.Source, UNO_QUERY ); Reference< XValueBinding > xBinding; if ( xBindable.is() ) xBinding = xBindable->getValueBinding(); Reference< XPropertySet > xBindingProps; Reference< XPropertySetInfo > xBindingPropsPSI; if ( xBindable.is() ) xBindingProps.set( xBinding, UNO_QUERY ); if ( xBindingProps.is() ) xBindingPropsPSI = xBindingProps->getPropertySetInfo(); // TODO: we should cache all those things, else this might be too expensive. // However, this requires we're notified of changes in the value binding static const OUString s_sExternalData( "ExternalData" ); if ( xBindingPropsPSI.is() && xBindingPropsPSI->hasPropertyByName( s_sExternalData ) ) { sal_Bool bExternalData = sal_True; OSL_VERIFY( xBindingProps->getPropertyValue( s_sExternalData ) >>= bExternalData ); bAddUndoAction = !bExternalData; } else bAddUndoAction = !xBinding.is(); } } if ( bAddUndoAction && ( evt.PropertyName == FM_PROP_STRINGITEMLIST ) ) { Reference< XListEntrySink > xSink( evt.Source, UNO_QUERY ); if ( xSink.is() && xSink->getListEntrySource().is() ) // #i41029# / 2005-01-31 / frank.schoenheit@sun.com bAddUndoAction = false; } if ( bAddUndoAction ) { aGuard.clear(); // TODO: this is a potential race condition: two threads here could in theory // add their undo actions out-of-order SolarMutexGuard aSolarGuard; rModel.AddUndo(new FmUndoPropertyAction(rModel, evt)); } } else { // if it's the DataField property we may have to adjust our cache if (m_pPropertySetCache && evt.PropertyName.equals(FM_PROP_CONTROLSOURCE)) { Reference< XPropertySet > xSet(evt.Source, UNO_QUERY); PropertySetInfoCache* pCache = static_cast(m_pPropertySetCache); PropertySetInfo& rSetInfo = (*pCache)[xSet]; rSetInfo.bHasEmptyControlSource = !evt.NewValue.hasValue() || ::comphelper::getString(evt.NewValue).isEmpty(); } } } // XContainerListener //------------------------------------------------------------------------------ void SAL_CALL FmXUndoEnvironment::elementInserted(const ContainerEvent& evt) throw(::com::sun::star::uno::RuntimeException) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); // neues Object zum lauschen Reference< XInterface > xIface; evt.Element >>= xIface; OSL_ENSURE(xIface.is(), "FmXUndoEnvironment::elementInserted: invalid container notification!"); AddElement(xIface); implSetModified(); } //------------------------------------------------------------------------------ void FmXUndoEnvironment::implSetModified() { if ( !IsLocked() && rModel.GetObjectShell() ) { rModel.GetObjectShell()->SetModified( sal_True ); } } //------------------------------------------------------------------------------ void SAL_CALL FmXUndoEnvironment::elementReplaced(const ContainerEvent& evt) throw(::com::sun::star::uno::RuntimeException) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); Reference< XInterface > xIface; evt.ReplacedElement >>= xIface; OSL_ENSURE(xIface.is(), "FmXUndoEnvironment::elementReplaced: invalid container notification!"); RemoveElement(xIface); evt.Element >>= xIface; AddElement(xIface); implSetModified(); } //------------------------------------------------------------------------------ void SAL_CALL FmXUndoEnvironment::elementRemoved(const ContainerEvent& evt) throw(::com::sun::star::uno::RuntimeException) { SolarMutexGuard aSolarGuard; ::osl::MutexGuard aGuard( m_aMutex ); Reference< XInterface > xIface( evt.Element, UNO_QUERY ); OSL_ENSURE(xIface.is(), "FmXUndoEnvironment::elementRemoved: invalid container notification!"); RemoveElement(xIface); implSetModified(); } //------------------------------------------------------------------------------ void SAL_CALL FmXUndoEnvironment::modified( const EventObject& /*aEvent*/ ) throw (RuntimeException) { implSetModified(); } //------------------------------------------------------------------------------ void FmXUndoEnvironment::AddForms(const Reference< XNameContainer > & rForms) { Lock(); AddElement(rForms); UnLock(); } //------------------------------------------------------------------------------ void FmXUndoEnvironment::RemoveForms(const Reference< XNameContainer > & rForms) { Lock(); RemoveElement(rForms); UnLock(); } //------------------------------------------------------------------------------ void FmXUndoEnvironment::TogglePropertyListening(const Reference< XInterface > & Element) { // am Container horchen Reference< XIndexContainer > xContainer(Element, UNO_QUERY); if (xContainer.is()) { sal_uInt32 nCount = xContainer->getCount(); Reference< XInterface > xIface; for (sal_uInt32 i = 0; i < nCount; i++) { xContainer->getByIndex(i) >>= xIface; TogglePropertyListening(xIface); } } Reference< XPropertySet > xSet(Element, UNO_QUERY); if (xSet.is()) { if (!bReadOnly) xSet->addPropertyChangeListener( OUString(), this ); else xSet->removePropertyChangeListener( OUString(), this ); } } //------------------------------------------------------------------------------ void FmXUndoEnvironment::switchListening( const Reference< XIndexContainer >& _rxContainer, bool _bStartListening ) SAL_THROW(()) { OSL_PRECOND( _rxContainer.is(), "FmXUndoEnvironment::switchListening: invalid container!" ); if ( !_rxContainer.is() ) return; try { // if it's an EventAttacherManager, then we need to listen for // script events Reference< XEventAttacherManager > xManager( _rxContainer, UNO_QUERY ); if ( xManager.is() ) { if ( _bStartListening ) { m_pScriptingEnv->registerEventAttacherManager( xManager ); if ( m_vbaListener.is() ) xManager->addScriptListener( m_vbaListener ); } else { m_pScriptingEnv->revokeEventAttacherManager( xManager ); if ( m_vbaListener.is() ) xManager->removeScriptListener( m_vbaListener ); } } // also handle all children of this element sal_uInt32 nCount = _rxContainer->getCount(); Reference< XInterface > xInterface; for ( sal_uInt32 i = 0; i < nCount; ++i ) { _rxContainer->getByIndex( i ) >>= xInterface; if ( _bStartListening ) AddElement( xInterface ); else RemoveElement( xInterface ); } // be notified of any changes in the container elements Reference< XContainer > xSimpleContainer( _rxContainer, UNO_QUERY ); OSL_ENSURE( xSimpleContainer.is(), "FmXUndoEnvironment::switchListening: how are we expected to be notified of changes in the container?" ); if ( xSimpleContainer.is() ) { if ( _bStartListening ) xSimpleContainer->addContainerListener( this ); else xSimpleContainer->removeContainerListener( this ); } } catch( const Exception& ) { OSL_FAIL( "FmXUndoEnvironment::switchListening: caught an exception!" ); } } //------------------------------------------------------------------------------ void FmXUndoEnvironment::switchListening( const Reference< XInterface >& _rxObject, bool _bStartListening ) SAL_THROW(()) { OSL_PRECOND( _rxObject.is(), "FmXUndoEnvironment::switchListening: how should I listen at a NULL object?" ); try { if ( !bReadOnly ) { Reference< XPropertySet > xProps( _rxObject, UNO_QUERY ); if ( xProps.is() ) { if ( _bStartListening ) xProps->addPropertyChangeListener( OUString(), this ); else xProps->removePropertyChangeListener( OUString(), this ); } } Reference< XModifyBroadcaster > xBroadcaster( _rxObject, UNO_QUERY ); if ( xBroadcaster.is() ) { if ( _bStartListening ) xBroadcaster->addModifyListener( this ); else xBroadcaster->removeModifyListener( this ); } } catch( const Exception& ) { OSL_FAIL( "FmXUndoEnvironment::switchListening: caught an exception!" ); } } //------------------------------------------------------------------------------ void FmXUndoEnvironment::AddElement(const Reference< XInterface >& _rxElement ) { OSL_ENSURE( !m_bDisposed, "FmXUndoEnvironment::AddElement: not when I'm already disposed!" ); // am Container horchen Reference< XIndexContainer > xContainer( _rxElement, UNO_QUERY ); if ( xContainer.is() ) switchListening( xContainer, true ); switchListening( _rxElement, true ); } //------------------------------------------------------------------------------ void FmXUndoEnvironment::RemoveElement(const Reference< XInterface >& _rxElement) { if ( m_bDisposed ) return; switchListening( _rxElement, false ); if (!bReadOnly) { // reset the ActiveConnection if the form is to be removed. This will (should) free the resources // associated with this connection // 86299 - 05/02/2001 - frank.schoenheit@germany.sun.com Reference< XForm > xForm( _rxElement, UNO_QUERY ); Reference< XPropertySet > xFormProperties( xForm, UNO_QUERY ); if ( xFormProperties.is() ) if ( !::svxform::OStaticDataAccessTools().isEmbeddedInDatabase( _rxElement ) ) // (if there is a connection in the context of the component, setting // a new connection would be vetoed, anyway) // #i34196# xFormProperties->setPropertyValue( FM_PROP_ACTIVE_CONNECTION, Any() ); } Reference< XIndexContainer > xContainer( _rxElement, UNO_QUERY ); if ( xContainer.is() ) switchListening( xContainer, false ); } //------------------------------------------------------------------------------ FmUndoPropertyAction::FmUndoPropertyAction(FmFormModel& rNewMod, const PropertyChangeEvent& evt) :SdrUndoAction(rNewMod) ,xObj(evt.Source, UNO_QUERY) ,aPropertyName(evt.PropertyName) ,aNewValue(evt.NewValue) ,aOldValue(evt.OldValue) { if (rNewMod.GetObjectShell()) rNewMod.GetObjectShell()->SetModified(sal_True); if(static_STR_UNDO_PROPERTY.isEmpty()) static_STR_UNDO_PROPERTY = SVX_RESSTR(RID_STR_UNDO_PROPERTY); } //------------------------------------------------------------------------------ void FmUndoPropertyAction::Undo() { FmXUndoEnvironment& rEnv = ((FmFormModel&)rMod).GetUndoEnv(); if (xObj.is() && !rEnv.IsLocked()) { rEnv.Lock(); try { xObj->setPropertyValue( aPropertyName, aOldValue ); } catch( const Exception& ) { OSL_FAIL( "FmUndoPropertyAction::Undo: caught an exception!" ); } rEnv.UnLock(); } } //------------------------------------------------------------------------------ void FmUndoPropertyAction::Redo() { FmXUndoEnvironment& rEnv = ((FmFormModel&)rMod).GetUndoEnv(); if (xObj.is() && !rEnv.IsLocked()) { rEnv.Lock(); try { xObj->setPropertyValue( aPropertyName, aNewValue ); } catch( const Exception& ) { OSL_FAIL( "FmUndoPropertyAction::Redo: caught an exception!" ); } rEnv.UnLock(); } } //------------------------------------------------------------------------------ OUString FmUndoPropertyAction::GetComment() const { OUString aStr(static_STR_UNDO_PROPERTY); aStr = aStr.replaceFirst( "#", aPropertyName ); return aStr; } DBG_NAME(FmUndoContainerAction); //------------------------------------------------------------------------------ FmUndoContainerAction::FmUndoContainerAction(FmFormModel& _rMod, Action _eAction, const Reference< XIndexContainer > & xCont, const Reference< XInterface > & xElem, sal_Int32 nIdx) :SdrUndoAction( _rMod ) ,m_xContainer( xCont ) ,m_nIndex( nIdx ) ,m_eAction( _eAction ) { OSL_ENSURE( nIdx >= 0, "FmUndoContainerAction::FmUndoContainerAction: invalid index!" ); // some old code suggested this could be a valid argument. However, this code was // buggy, and it *seemed* that nobody used it - so it was removed. DBG_CTOR(FmUndoContainerAction,NULL); if ( xCont.is() && xElem.is() ) { // normalize m_xElement = m_xElement.query( xElem ); if ( m_eAction == Removed ) { if (m_nIndex >= 0) { Reference< XEventAttacherManager > xManager( xCont, UNO_QUERY ); if ( xManager.is() ) m_aEvents = xManager->getScriptEvents(m_nIndex); } else m_xElement = NULL; // we now own the element m_xOwnElement = m_xElement; } } } //------------------------------------------------------------------------------ FmUndoContainerAction::~FmUndoContainerAction() { // if we own the object .... DisposeElement( m_xOwnElement ); DBG_DTOR(FmUndoContainerAction,NULL); } //------------------------------------------------------------------------------ void FmUndoContainerAction::DisposeElement( const Reference< XInterface > & xElem ) { Reference< XComponent > xComp( xElem, UNO_QUERY ); if ( xComp.is() ) { // and the object does not have a parent Reference< XChild > xChild( xElem, UNO_QUERY ); if ( xChild.is() && !xChild->getParent().is() ) // -> dispose it xComp->dispose(); } } //------------------------------------------------------------------------------ void FmUndoContainerAction::implReInsert( ) SAL_THROW( ( Exception ) ) { if ( m_xContainer->getCount() >= m_nIndex ) { // insert the element Any aVal; if ( m_xContainer->getElementType() == ::getCppuType( static_cast< const Reference< XFormComponent >* >( NULL ) ) ) { aVal <<= Reference< XFormComponent >( m_xElement, UNO_QUERY ); } else { aVal <<= Reference< XForm >( m_xElement, UNO_QUERY ); } m_xContainer->insertByIndex( m_nIndex, aVal ); OSL_ENSURE( getElementPos( m_xContainer.get(), m_xElement ) == m_nIndex, "FmUndoContainerAction::implReInsert: insertion did not work!" ); // register the events Reference< XEventAttacherManager > xManager( m_xContainer, UNO_QUERY ); if ( xManager.is() ) xManager->registerScriptEvents( m_nIndex, m_aEvents ); // we don't own the object anymore m_xOwnElement = NULL; } } //------------------------------------------------------------------------------ void FmUndoContainerAction::implReRemove( ) SAL_THROW( ( Exception ) ) { Reference< XInterface > xElement; if ( ( m_nIndex >= 0 ) && ( m_nIndex < m_xContainer->getCount() ) ) m_xContainer->getByIndex( m_nIndex ) >>= xElement; if ( xElement != m_xElement ) { // the indexes in the container changed. Okay, so go the long way and // manually determine the index m_nIndex = getElementPos( m_xContainer.get(), m_xElement ); if ( m_nIndex != -1 ) xElement = m_xElement; } OSL_ENSURE( xElement == m_xElement, "FmUndoContainerAction::implReRemove: cannot find the element which I'm responsible for!" ); if ( xElement == m_xElement ) { Reference< XEventAttacherManager > xManager( m_xContainer, UNO_QUERY ); if ( xManager.is() ) m_aEvents = xManager->getScriptEvents( m_nIndex ); m_xContainer->removeByIndex( m_nIndex ); // from now on, we own this object m_xOwnElement = m_xElement; } } //------------------------------------------------------------------------------ void FmUndoContainerAction::Undo() { FmXUndoEnvironment& rEnv = static_cast< FmFormModel& >( rMod ).GetUndoEnv(); if ( m_xContainer.is() && !rEnv.IsLocked() && m_xElement.is() ) { rEnv.Lock(); try { switch ( m_eAction ) { case Inserted: implReRemove(); break; case Removed: implReInsert(); break; } } catch( const Exception& ) { OSL_FAIL( "FmUndoContainerAction::Undo: caught an exception!" ); } rEnv.UnLock(); } } //------------------------------------------------------------------------------ void FmUndoContainerAction::Redo() { FmXUndoEnvironment& rEnv = static_cast< FmFormModel& >( rMod ).GetUndoEnv(); if ( m_xContainer.is() && !rEnv.IsLocked() && m_xElement.is() ) { rEnv.Lock(); try { switch ( m_eAction ) { case Inserted: implReInsert(); break; case Removed: implReRemove(); break; } } catch( const Exception& ) { OSL_FAIL( "FmUndoContainerAction::Redo: caught an exception!" ); } rEnv.UnLock(); } } //------------------------------------------------------------------------------ FmUndoModelReplaceAction::FmUndoModelReplaceAction(FmFormModel& _rMod, SdrUnoObj* _pObject, const Reference< XControlModel > & _xReplaced) :SdrUndoAction(_rMod) ,m_xReplaced(_xReplaced) ,m_pObject(_pObject) { } //------------------------------------------------------------------------------ FmUndoModelReplaceAction::~FmUndoModelReplaceAction() { // dispose our element if nobody else is responsible for DisposeElement(m_xReplaced); } //------------------------------------------------------------------------------ void FmUndoModelReplaceAction::DisposeElement( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControlModel>& xReplaced ) { Reference< XComponent > xComp(xReplaced, UNO_QUERY); if (xComp.is()) { Reference< XChild > xChild(xReplaced, UNO_QUERY); if (!xChild.is() || !xChild->getParent().is()) xComp->dispose(); } } //------------------------------------------------------------------------------ void FmUndoModelReplaceAction::Undo() { try { Reference< XControlModel > xCurrentModel( m_pObject->GetUnoControlModel() ); // replace the model within the parent Reference< XChild > xCurrentAsChild( xCurrentModel, UNO_QUERY ); Reference< XNameContainer > xCurrentsParent; if ( xCurrentAsChild.is() ) xCurrentsParent = xCurrentsParent.query( xCurrentAsChild->getParent() ); DBG_ASSERT( xCurrentsParent.is(), "FmUndoModelReplaceAction::Undo: invalid current model!" ); if ( xCurrentsParent.is() ) { // the form container works with FormComponents Reference< XFormComponent > xComponent( m_xReplaced, UNO_QUERY ); DBG_ASSERT( xComponent.is(), "FmUndoModelReplaceAction::Undo: the new model is no form component !" ); Reference< XPropertySet > xCurrentAsSet( xCurrentModel, UNO_QUERY ); DBG_ASSERT( ::comphelper::hasProperty(FM_PROP_NAME, xCurrentAsSet ), "FmUndoModelReplaceAction::Undo : one of the models is invalid !"); OUString sName; xCurrentAsSet->getPropertyValue( FM_PROP_NAME ) >>= sName; xCurrentsParent->replaceByName( sName, makeAny( xComponent ) ); m_pObject->SetUnoControlModel(m_xReplaced); m_pObject->SetChanged(); m_xReplaced = xCurrentModel; } } catch(Exception&) { OSL_FAIL("FmUndoModelReplaceAction::Undo : could not replace the model !"); } } //------------------------------------------------------------------------------ OUString FmUndoModelReplaceAction::GetComment() const { return SVX_RESSTR(RID_STR_UNDO_MODEL_REPLACE); } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */