From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:06:44 +0200 Subject: Adding upstream version 4:7.4.7. Signed-off-by: Daniel Baumann --- forms/source/component/entrylisthelper.cxx | 325 +++++++++++++++++++++++++++++ 1 file changed, 325 insertions(+) create mode 100644 forms/source/component/entrylisthelper.cxx (limited to 'forms/source/component/entrylisthelper.cxx') diff --git a/forms/source/component/entrylisthelper.cxx b/forms/source/component/entrylisthelper.cxx new file mode 100644 index 000000000..0f7810763 --- /dev/null +++ b/forms/source/component/entrylisthelper.cxx @@ -0,0 +1,325 @@ +/* -*- 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 "entrylisthelper.hxx" +#include + +#include +#include +#include +#include +#include +#include + + +namespace frm +{ + + + using namespace ::com::sun::star::uno; + using namespace ::com::sun::star::lang; + using namespace ::com::sun::star::util; + using namespace ::com::sun::star::form::binding; + + OEntryListHelper::OEntryListHelper( OControlModel& _rControlModel ) + :m_rControlModel( _rControlModel ) + ,m_aRefreshListeners( _rControlModel.getInstanceMutex() ) + { + } + + + OEntryListHelper::OEntryListHelper( const OEntryListHelper& _rSource, OControlModel& _rControlModel ) + :m_rControlModel( _rControlModel ) + ,m_xListSource ( _rSource.m_xListSource ) + ,m_aStringItems( _rSource.m_aStringItems ) + ,m_aRefreshListeners( _rControlModel.getInstanceMutex() ) + { + } + + + OEntryListHelper::~OEntryListHelper( ) + { + } + + + void SAL_CALL OEntryListHelper::setListEntrySource( const Reference< XListEntrySource >& _rxSource ) + { + ControlModelLock aLock( m_rControlModel ); + + // disconnect from the current external list source + disconnectExternalListSource(); + + // and connect to the new one + if ( _rxSource.is() ) + connectExternalListSource( _rxSource, aLock ); + } + + + Reference< XListEntrySource > SAL_CALL OEntryListHelper::getListEntrySource( ) + { + return m_xListSource; + } + + + void SAL_CALL OEntryListHelper::entryChanged( const ListEntryEvent& _rEvent ) + { + ControlModelLock aLock( m_rControlModel ); + + OSL_ENSURE( _rEvent.Source == m_xListSource, + "OEntryListHelper::entryChanged: where did this come from?" ); + OSL_ENSURE( ( _rEvent.Position >= 0 ) && ( o3tl::make_unsigned(_rEvent.Position) < m_aStringItems.size() ), + "OEntryListHelper::entryChanged: invalid index!" ); + OSL_ENSURE( _rEvent.Entries.getLength() == 1, + "OEntryListHelper::entryChanged: invalid string list!" ); + + if ( ( _rEvent.Position >= 0 ) + && ( o3tl::make_unsigned(_rEvent.Position) < m_aStringItems.size() ) + && _rEvent.Entries.hasElements() + ) + { + m_aStringItems[ _rEvent.Position ] = _rEvent.Entries[ 0 ]; + if (m_aTypedItems.hasElements()) + m_aTypedItems = Sequence(); // doesn't match anymore + stringItemListChanged( aLock ); + } + } + + + void SAL_CALL OEntryListHelper::entryRangeInserted( const ListEntryEvent& _rEvent ) + { + ControlModelLock aLock( m_rControlModel ); + + OSL_ENSURE( _rEvent.Source == m_xListSource, + "OEntryListHelper::entryRangeInserted: where did this come from?" ); + OSL_ENSURE( ( _rEvent.Position > 0 ) && ( o3tl::make_unsigned(_rEvent.Position) < m_aStringItems.size() ) && _rEvent.Entries.hasElements(), + "OEntryListHelper::entryRangeRemoved: invalid count and/or position!" ); + + if ( ( _rEvent.Position > 0 ) + && ( o3tl::make_unsigned(_rEvent.Position) < m_aStringItems.size() ) + && _rEvent.Entries.hasElements() + ) + { + m_aStringItems.insert(m_aStringItems.begin() + _rEvent.Position, _rEvent.Entries.begin(), _rEvent.Entries.end()); + if (m_aTypedItems.hasElements()) + m_aTypedItems = Sequence(); // doesn't match anymore + stringItemListChanged( aLock ); + } + } + + + void SAL_CALL OEntryListHelper::entryRangeRemoved( const ListEntryEvent& _rEvent ) + { + ControlModelLock aLock( m_rControlModel ); + + OSL_ENSURE( _rEvent.Source == m_xListSource, + "OEntryListHelper::entryRangeRemoved: where did this come from?" ); + OSL_ENSURE( ( _rEvent.Position > 0 ) && ( _rEvent.Count > 0 ) && ( _rEvent.Position + _rEvent.Count <= static_cast(m_aStringItems.size()) ), + "OEntryListHelper::entryRangeRemoved: invalid count and/or position!" ); + + if ( !(( _rEvent.Position > 0 ) + && ( _rEvent.Count > 0 ) + && ( _rEvent.Position + _rEvent.Count <= static_cast(m_aStringItems.size()) )) + ) + return; + + m_aStringItems.erase(m_aStringItems.begin() + _rEvent.Position, + m_aStringItems.begin() + _rEvent.Position + _rEvent.Count ); + if (_rEvent.Position + _rEvent.Count <= m_aTypedItems.getLength()) + { + Sequence aTmp( m_aTypedItems.getLength() - _rEvent.Count ); + auto aTmpRange = asNonConstRange(aTmp); + sal_Int32 nStop = _rEvent.Position; + sal_Int32 i = 0; + for ( ; i < nStop; ++i) + { + aTmpRange[i] = m_aTypedItems[i]; + } + nStop = aTmp.getLength(); + for (sal_Int32 j = _rEvent.Position + _rEvent.Count; i < nStop; ++i, ++j) + { + aTmpRange[i] = m_aTypedItems[j]; + } + m_aTypedItems = aTmp; + } + else if (m_aTypedItems.hasElements()) + { + m_aTypedItems = Sequence(); // doesn't match anymore + } + stringItemListChanged( aLock ); + } + + + void SAL_CALL OEntryListHelper::allEntriesChanged( const EventObject& _rEvent ) + { + ControlModelLock aLock( m_rControlModel ); + + OSL_ENSURE( _rEvent.Source == m_xListSource, + "OEntryListHelper::allEntriesChanged: where did this come from?" ); + + if ( _rEvent.Source == m_xListSource ) + { + impl_lock_refreshList( aLock ); + } + } + + // XRefreshable + + void SAL_CALL OEntryListHelper::addRefreshListener(const Reference& _rxListener) + { + if ( _rxListener.is() ) + m_aRefreshListeners.addInterface( _rxListener ); + } + + + void SAL_CALL OEntryListHelper::removeRefreshListener(const Reference& _rxListener) + { + if ( _rxListener.is() ) + m_aRefreshListeners.removeInterface( _rxListener ); + } + + + void SAL_CALL OEntryListHelper::refresh() + { + { + ControlModelLock aLock( m_rControlModel ); + impl_lock_refreshList( aLock ); + } + + EventObject aEvt( static_cast< XRefreshable* >( this ) ); + m_aRefreshListeners.notifyEach( &XRefreshListener::refreshed, aEvt ); + } + + + void OEntryListHelper::impl_lock_refreshList( ControlModelLock& _rInstanceLock ) + { + if ( hasExternalListSource() ) + obtainListSourceEntries( _rInstanceLock ); + else + refreshInternalEntryList(); + } + + + bool OEntryListHelper::handleDisposing( const EventObject& _rEvent ) + { + if ( m_xListSource .is() && ( _rEvent.Source == m_xListSource ) ) + { + disconnectExternalListSource( ); + return true; + } + return false; + } + + + void OEntryListHelper::disposing( ) + { + EventObject aEvt( static_cast< XRefreshable* >( this ) ); + m_aRefreshListeners.disposeAndClear(aEvt); + + if ( hasExternalListSource( ) ) + disconnectExternalListSource( ); + } + + + void OEntryListHelper::disconnectExternalListSource( ) + { + if ( m_xListSource.is() ) + m_xListSource->removeListEntryListener( this ); + + m_xListSource.clear(); + } + + + void OEntryListHelper::connectExternalListSource( const Reference< XListEntrySource >& _rxSource, ControlModelLock& _rInstanceLock ) + { + OSL_ENSURE( !hasExternalListSource(), "OEntryListHelper::connectExternalListSource: only to be called if no external source is active!" ); + OSL_ENSURE( _rxSource.is(), "OEntryListHelper::connectExternalListSource: invalid list source!" ); + + // remember it + m_xListSource = _rxSource; + + // initially fill our item list + if ( m_xListSource.is() ) + { + // be notified when the list changes ... + m_xListSource->addListEntryListener( this ); + + obtainListSourceEntries( _rInstanceLock ); + } + } + + + void OEntryListHelper::obtainListSourceEntries( ControlModelLock& _rInstanceLock ) + { + Reference< XListEntryTypedSource > xTyped; + xTyped.set( m_xListSource, UNO_QUERY); + if (xTyped.is()) + { + comphelper::sequenceToContainer( m_aStringItems, xTyped->getAllListEntriesTyped( m_aTypedItems)); + } + else + { + comphelper::sequenceToContainer( m_aStringItems, m_xListSource->getAllListEntries()); + if (m_aTypedItems.hasElements()) + m_aTypedItems = Sequence(); + } + stringItemListChanged( _rInstanceLock ); + } + + + bool OEntryListHelper::convertNewListSourceProperty( Any& _rConvertedValue, + Any& _rOldValue, const Any& _rValue ) + { + if ( hasExternalListSource() ) + throw IllegalArgumentException( ); + // TODO: error message + + return ::comphelper::tryPropertyValue( _rConvertedValue, _rOldValue, _rValue, comphelper::containerToSequence(m_aStringItems) ); + } + + + void OEntryListHelper::setNewStringItemList( const css::uno::Any& _rValue, ControlModelLock& _rInstanceLock ) + { + OSL_PRECOND( !hasExternalListSource(), "OEntryListHelper::setNewStringItemList: this should never have survived convertNewListSourceProperty!" ); + css::uno::Sequence aTmp; + OSL_VERIFY( _rValue >>= aTmp ); + comphelper::sequenceToContainer(m_aStringItems, aTmp); + if (m_aTypedItems.hasElements()) + m_aTypedItems = Sequence(); // doesn't match anymore + stringItemListChanged( _rInstanceLock ); + } + + + void OEntryListHelper::setNewTypedItemList( const css::uno::Any& _rValue, ControlModelLock& _rInstanceLock ) + { + OSL_PRECOND( !hasExternalListSource(), "OEntryListHelper::setNewTypedItemList: this should never have survived convertNewListSourceProperty!" ); + if (!(_rValue >>= m_aTypedItems )) + { + OSL_VERIFY(false); + if (m_aTypedItems.hasElements()) + m_aTypedItems = Sequence(); // doesn't match anymore + } + // Sets both properties, assuming that TypedItemList belongs to StringItemList. + stringItemListChanged( _rInstanceLock ); + } + + +} // namespace frm + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -- cgit v1.2.3