INTEGRATION: CWS formcelllinkage (1.1.6); FILE ADDED

2003/10/01 09:18:37 fs 1.1.6.1: #i18994# merging the changes from the CWS fs002

1 files changed, 303 insertions, 0 deletions

diff --git a/forms/source/component/entrylisthelper.cxx b/forms/source/component/entrylisthelper.cxx
new file mode 100644
index 000000000000..1f42aeb2ecfa
--- /dev/null
+++ b/forms/source/component/entrylisthelper.cxx
@@ -0,0 +1,303 @@
+/*************************************************************************
+ *
+ *  $RCSfile: entrylisthelper.cxx,v $
+ *
+ *  $Revision: 1.2 $
+ *
+ *  last change: $Author: obo $ $Date: 2003-10-21 09:00:54 $
+ *
+ *  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 EXPRESSED 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 FORMS_ENTRYLISTHELPER_HXX
+#include "entrylisthelper.hxx"
+#endif
+#ifndef _OSL_DIAGNOSE_H_
+#include <osl/diagnose.h>
+#endif
+#ifndef _COMPHELPER_SEQUENCE_HXX_
+#include <comphelper/sequence.hxx>
+#endif
+#ifndef _COMPHELPER_PROPERTY_HXX_
+#include <comphelper/property.hxx>
+#endif
+#include <algorithm>
+
+//.........................................................................
+namespace frm
+{
+//.........................................................................
+
+    using namespace ::com::sun::star::uno;
+    using namespace ::com::sun::star::lang;
+    using namespace ::drafts::com::sun::star::form;
+
+    //=====================================================================
+    //= OEntryListHelper
+    //=====================================================================
+    //---------------------------------------------------------------------
+    OEntryListHelper::OEntryListHelper( ::osl::Mutex& _rMutex )
+        :m_rMutex( _rMutex )
+    {
+    }
+
+    //---------------------------------------------------------------------
+    OEntryListHelper::~OEntryListHelper( )
+    {
+    }
+
+    //---------------------------------------------------------------------
+    void SAL_CALL OEntryListHelper::setListEntrySource( const Reference< XListEntrySource >& _rxSource ) throw (RuntimeException)
+    {
+        ::osl::MutexGuard aGuard( m_rMutex );
+
+        // disconnect from the current external list source
+        disconnectExternalListSource();
+
+        // and connect to the new one
+        if ( _rxSource.is() )
+            connectExternalListSource( _rxSource );
+    }
+
+    //---------------------------------------------------------------------
+    Reference< XListEntrySource > SAL_CALL OEntryListHelper::getListEntrySource(  ) throw (RuntimeException)
+    {
+        return m_xListSource;
+    }
+
+
+    //---------------------------------------------------------------------
+    void SAL_CALL OEntryListHelper::entryChanged( const ListEntryEvent& _rEvent ) throw (RuntimeException)
+    {
+        ::osl::MutexGuard aGuard( m_rMutex );
+        OSL_ENSURE( _rEvent.Source == m_xListSource,
+            "OEntryListHelper::entryChanged: where did this come from?" );
+        OSL_ENSURE( ( _rEvent.Position >= 0 ) && ( _rEvent.Position < m_aStringItems.getLength() ),
+            "OEntryListHelper::entryChanged: invalid index!" );
+        OSL_ENSURE( _rEvent.Entries.getLength() == 1,
+            "OEntryListHelper::entryChanged: invalid string list!" );
+
+        if  (   ( _rEvent.Position >= 0 )
+            &&  ( _rEvent.Position < m_aStringItems.getLength() )
+            &&  ( _rEvent.Entries.getLength() > 0 )
+            )
+        {
+            m_aStringItems[ _rEvent.Position ] = _rEvent.Entries[ 0 ];
+            stringItemListChanged();
+        }
+    }
+
+    //---------------------------------------------------------------------
+    void SAL_CALL OEntryListHelper::entryRangeInserted( const ListEntryEvent& _rEvent ) throw (RuntimeException)
+    {
+        ::osl::MutexGuard aGuard( m_rMutex );
+        OSL_ENSURE( _rEvent.Source == m_xListSource,
+            "OEntryListHelper::entryRangeInserted: where did this come from?" );
+        OSL_ENSURE( ( _rEvent.Position > 0 ) && ( _rEvent.Position < m_aStringItems.getLength() ) && ( _rEvent.Entries.getLength() > 0 ),
+            "OEntryListHelper::entryRangeRemoved: invalid count and/or position!" );
+
+        if  (   ( _rEvent.Position > 0 )
+            &&  ( _rEvent.Position < m_aStringItems.getLength() )
+            &&  ( _rEvent.Entries.getLength() > 0 )
+            )
+        {
+            // the entries *before* the insertion pos
+            Sequence< ::rtl::OUString > aKeepEntries(
+                m_aStringItems.getConstArray(),
+                _rEvent.Position
+            );
+            // the entries *behind* the insertion pos
+            Sequence< ::rtl::OUString > aMovedEntries(
+                m_aStringItems.getConstArray() + _rEvent.Position,
+                m_aStringItems.getLength() - _rEvent.Position
+            );
+
+            // concat all three parts
+            m_aStringItems = ::comphelper::concatSequences(
+                aKeepEntries,
+                _rEvent.Entries,
+                aMovedEntries
+            );
+
+            stringItemListChanged();
+        }
+    }
+
+    //---------------------------------------------------------------------
+    void SAL_CALL OEntryListHelper::entryRangeRemoved( const ListEntryEvent& _rEvent ) throw (RuntimeException)
+    {
+        ::osl::MutexGuard aGuard( m_rMutex );
+        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 <= m_aStringItems.getLength() ),
+            "OEntryListHelper::entryRangeRemoved: invalid count and/or position!" );
+
+        if  (   ( _rEvent.Position > 0 )
+            &&  ( _rEvent.Count > 0 )
+            &&  ( _rEvent.Position + _rEvent.Count <= m_aStringItems.getLength() )
+            )
+        {
+            // copy all items after the removed ones
+            ::std::copy(
+                m_aStringItems.getConstArray() + _rEvent.Position + _rEvent.Count,
+                m_aStringItems.getConstArray() + m_aStringItems.getLength(),
+                m_aStringItems.getArray( ) + _rEvent.Position
+            );
+            // shrink the array
+            m_aStringItems.realloc( m_aStringItems.getLength() - _rEvent.Count );
+
+            stringItemListChanged();
+        }
+    }
+
+    //---------------------------------------------------------------------
+    void SAL_CALL OEntryListHelper::allEntriesChanged( const EventObject& _rEvent ) throw (RuntimeException)
+    {
+        ::osl::MutexGuard aGuard( m_rMutex );
+        OSL_ENSURE( _rEvent.Source == m_xListSource,
+            "OEntryListHelper::allEntriesChanged: where did this come from?" );
+
+        Reference< XListEntrySource > xSource( _rEvent.Source, UNO_QUERY );
+        if ( xSource.is() )
+        {
+            m_aStringItems = xSource->getAllListEntries( );
+            stringItemListChanged();
+        }
+    }
+
+    //---------------------------------------------------------------------
+    bool OEntryListHelper::handleDisposing( const EventObject& _rEvent )
+    {
+        if ( m_xListSource .is() && ( _rEvent.Source == m_xListSource ) )
+        {
+            disconnectExternalListSource( );
+            return true;
+        }
+        return false;
+    }
+
+    //---------------------------------------------------------------------
+    void OEntryListHelper::disposing( )
+    {
+        if ( hasExternalListSource( ) )
+            disconnectExternalListSource( );
+    }
+
+    //---------------------------------------------------------------------
+    void OEntryListHelper::disconnectExternalListSource( )
+    {
+        if ( m_xListSource.is() )
+            m_xListSource->removeListEntryListener( this );
+
+        m_xListSource.clear();
+
+        disconnectedExternalListSource();
+    }
+
+    //---------------------------------------------------------------------
+    void OEntryListHelper::connectedExternalListSource( )
+    {
+        // nothing to do here
+    }
+
+    //---------------------------------------------------------------------
+    void OEntryListHelper::disconnectedExternalListSource( )
+    {
+        // nothing to do here
+    }
+
+    //---------------------------------------------------------------------
+    void OEntryListHelper::connectExternalListSource( const Reference< XListEntrySource >& _rxSource )
+    {
+        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 );
+
+            m_aStringItems = m_xListSource->getAllListEntries( );
+            stringItemListChanged();
+
+            // let derivees react on the new list source
+            connectedExternalListSource();
+        }
+    }
+
+    //---------------------------------------------------------------------
+    sal_Bool OEntryListHelper::convertNewListSourceProperty( Any& _rConvertedValue,
+        Any& _rOldValue, const Any& _rValue ) SAL_THROW( ( IllegalArgumentException ) )
+    {
+        if ( hasExternalListSource() )
+            throw IllegalArgumentException( );
+            // TODO: error message
+
+        return ::comphelper::tryPropertyValue( _rConvertedValue, _rOldValue, _rValue, m_aStringItems );
+    }
+
+    //---------------------------------------------------------------------
+    void OEntryListHelper::setNewStringItemList( const ::com::sun::star::uno::Any& _rValue )
+    {
+        OSL_PRECOND( !hasExternalListSource(), "OEntryListHelper::setNewStringItemList: this should never have survived convertNewListSourceProperty!" );
+        OSL_VERIFY( _rValue >>= m_aStringItems );
+        stringItemListChanged( );
+    }
+
+//.........................................................................
+}   // namespace frm
+//.........................................................................