xref: /aoo41x/main/framework/source/uielement/statusbarmanager.cxx (revision dccf82be)

/**************************************************************
 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_framework.hxx"

#include <uielement/statusbarmanager.hxx>
#include <uielement/genericstatusbarcontroller.hxx>

#include <threadhelp/threadhelpbase.hxx>
#include <threadhelp/resetableguard.hxx>
#include <framework/sfxhelperfunctions.hxx>
#include <framework/addonsoptions.hxx>
#include <uielement/statusbarmerger.hxx>
#include <uielement/statusbaritem.hxx>
#include <macros/generic.hxx>
#include <macros/xinterface.hxx>
#include <macros/xtypeprovider.hxx>
#include <stdtypes.h>
#include "services.h"
#include "general.h"
#include "properties.h"
#include <helper/mischelper.hxx>

#include <com/sun/star/frame/XFrame.hpp>
#include <com/sun/star/frame/XStatusListener.hpp>
#include <com/sun/star/frame/StatusbarControllerFactory.hpp>
#include <com/sun/star/util/XUpdatable.hpp>
#include <com/sun/star/ui/ItemStyle.hpp>
#include <com/sun/star/ui/ItemType.hpp>
#include <com/sun/star/lang/XMultiComponentFactory.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/awt/Command.hpp>
#include <com/sun/star/ui/XStatusbarItem.hdl>
#include <com/sun/star/lang/DisposedException.hpp>

#include <toolkit/helper/vclunohelper.hxx>

#include <svtools/statusbarcontroller.hxx>
#include <comphelper/processfactory.hxx>

#include <vcl/status.hxx>
#include <vcl/svapp.hxx>
#include <rtl/logfile.hxx>

#include <functional>

using namespace ::com::sun::star;
#ifndef css
#define css ::com::sun::star
#endif
#ifndef css_ui
#define css_ui ::com::sun::star::ui
#endif

const sal_Int32  HELPID_PREFIX_LENGTH    = 7;
static const char*      HELPID_PREFIX           = "helpid:";

// Property names of a menu/menu item ItemDescriptor
static const char ITEM_DESCRIPTOR_COMMANDURL[]  = "CommandURL";
static const char ITEM_DESCRIPTOR_HELPURL[]     = "HelpURL";
static const char ITEM_DESCRIPTOR_OFFSET[]      = "Offset";
static const char ITEM_DESCRIPTOR_STYLE[]       = "Style";
static const char ITEM_DESCRIPTOR_WIDTH[]       = "Width";
static const char ITEM_DESCRIPTOR_TYPE[]        = "Type";

namespace framework
{

namespace
{

template< class MAP >
struct lcl_UpdateController : public std::unary_function< typename MAP::value_type, void >
{
    void operator()( typename MAP::value_type &rElement ) const
    {
        try
        {
            uno::Reference< util::XUpdatable > xUpdatable( rElement.second, uno::UNO_QUERY );
            if ( xUpdatable.is() )
                xUpdatable->update();
        }
        catch ( uno::Exception& )
        {
        }
    }
};

template< class MAP >
struct lcl_RemoveController : public std::unary_function< typename MAP::value_type, void >
{
    void operator()( typename MAP::value_type &rElement ) const
    {
        try
        {
            uno::Reference< lang::XComponent > xComponent( rElement.second, uno::UNO_QUERY );
            if ( xComponent.is() )
                xComponent->dispose();
        }
        catch ( uno::Exception& )
        {
        }
    }
};

static sal_uInt16 impl_convertItemStyleToItemBits( sal_Int16 nStyle )
{
    sal_uInt16 nItemBits( 0 );

    if (( nStyle & css_ui::ItemStyle::ALIGN_RIGHT ) == css_ui::ItemStyle::ALIGN_RIGHT )
        nItemBits |= SIB_RIGHT;
    else if ( nStyle & css_ui::ItemStyle::ALIGN_LEFT )
        nItemBits |= SIB_LEFT;
    else
        nItemBits |= SIB_CENTER;

    if (( nStyle & css_ui::ItemStyle::DRAW_FLAT ) == css_ui::ItemStyle::DRAW_FLAT )
        nItemBits |= SIB_FLAT;
    else if ( nStyle & css_ui::ItemStyle::DRAW_OUT3D )
        nItemBits |= SIB_OUT;
    else
        nItemBits |= SIB_IN;

    if (( nStyle & css_ui::ItemStyle::AUTO_SIZE ) == css_ui::ItemStyle::AUTO_SIZE )
        nItemBits |= SIB_AUTOSIZE;
    if ( nStyle & css_ui::ItemStyle::OWNER_DRAW )
        nItemBits |= SIB_USERDRAW;

    return nItemBits;
}

}
//*****************************************************************************************************************
//	XInterface, XTypeProvider, XServiceInfo
//*****************************************************************************************************************
DEFINE_XINTERFACE_5                     (   StatusBarManager                                                        ,
                                            ::cppu::OWeakObject                                                     ,
                                            DIRECT_INTERFACE( lang::XTypeProvider                                   ),
                                            DIRECT_INTERFACE( lang::XComponent                                      ),
											DIRECT_INTERFACE( frame::XFrameActionListener                           ),
                                            DIRECT_INTERFACE( css::ui::XUIConfigurationListener                    ),
											DERIVED_INTERFACE( lang::XEventListener, frame::XFrameActionListener    )
										)

DEFINE_XTYPEPROVIDER_5                  (   StatusBarManager                    ,
                                            lang::XTypeProvider		            ,
                                            lang::XComponent                    ,
                                            css::ui::XUIConfigurationListener  ,
											frame::XFrameActionListener         ,
											lang::XEventListener
										)

StatusBarManager::StatusBarManager(
    const uno::Reference< lang::XMultiServiceFactory >& rServiceManager,
    const uno::Reference< frame::XFrame >& rFrame,
    const rtl::OUString& rResourceName,
    StatusBar* pStatusBar ) :
    ThreadHelpBase( &Application::GetSolarMutex() ),
    OWeakObject(),
    m_bDisposed( sal_False ),
    m_bFrameActionRegistered( sal_False ),
    m_bUpdateControllers( sal_False ),
    m_bModuleIdentified( sal_False ),
    m_pStatusBar( pStatusBar ),
    m_aResourceName( rResourceName ),
    m_xFrame( rFrame ),
    m_aListenerContainer( m_aLock.getShareableOslMutex() ),
    m_xServiceManager( rServiceManager )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::StatusBarManager" );

    m_xStatusbarControllerFactory = frame::StatusbarControllerFactory::create(
        ::comphelper::getProcessComponentContext());

    m_pStatusBar->SetClickHdl( LINK( this, StatusBarManager, Click ) );
    m_pStatusBar->SetDoubleClickHdl( LINK( this, StatusBarManager, DoubleClick ) );
}

StatusBarManager::~StatusBarManager()
{
}

StatusBar* StatusBarManager::GetStatusBar() const
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::GetStatusBar" );
    ResetableGuard aGuard( m_aLock );
    return m_pStatusBar;
}

void StatusBarManager::frameAction( const frame::FrameActionEvent& Action )
throw ( uno::RuntimeException )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::frameAction" );
    ResetableGuard aGuard( m_aLock );
    if ( Action.Action == frame::FrameAction_CONTEXT_CHANGED )
        UpdateControllers();
}

void SAL_CALL StatusBarManager::disposing( const lang::EventObject& Source ) throw ( uno::RuntimeException )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::disposing" );
    {
        ResetableGuard aGuard( m_aLock );
        if ( m_bDisposed )
            return;
    }

    RemoveControllers();

	{
	    ResetableGuard aGuard( m_aLock );
        if ( Source.Source == uno::Reference< uno::XInterface >( m_xFrame, uno::UNO_QUERY ))
            m_xFrame.clear();

        m_xServiceManager.clear();
    }
}

// XComponent
void SAL_CALL StatusBarManager::dispose() throw( uno::RuntimeException )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::dispose" );
    uno::Reference< lang::XComponent > xThis(
        static_cast< OWeakObject* >(this), uno::UNO_QUERY );

    lang::EventObject aEvent( xThis );
    m_aListenerContainer.disposeAndClear( aEvent );

    {
	    ResetableGuard aGuard( m_aLock );
        if ( !m_bDisposed )
        {
            RemoveControllers();

            // destroy the item data
            for ( sal_uInt16 n = 0; n < m_pStatusBar->GetItemCount(); n++ )
            {
                AddonStatusbarItemData *pUserData = static_cast< AddonStatusbarItemData *>(
                    m_pStatusBar->GetItemData( m_pStatusBar->GetItemId( n ) ) );
                if ( pUserData )
                    delete pUserData;
            }

            delete m_pStatusBar;
            m_pStatusBar = 0;

            if ( m_bFrameActionRegistered && m_xFrame.is() )
            {
                try
                {
                    m_xFrame->removeFrameActionListener( uno::Reference< frame::XFrameActionListener >(
                                                            static_cast< ::cppu::OWeakObject *>( this ),
                                                            uno::UNO_QUERY ));
                }
                catch ( uno::Exception& )
                {
                }
            }

            m_xFrame.clear();
            m_xServiceManager.clear();

            m_bDisposed = sal_True;
        }
    }
}

void SAL_CALL StatusBarManager::addEventListener( const uno::Reference< lang::XEventListener >& xListener ) throw( uno::RuntimeException )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::addEventListener" );
    ResetableGuard aGuard( m_aLock );

	/* SAFE AREA ----------------------------------------------------------------------------------------------- */
    if ( m_bDisposed )
        throw lang::DisposedException();

    m_aListenerContainer.addInterface( ::getCppuType(
        ( const uno::Reference< lang::XEventListener >* ) NULL ), xListener );
}

void SAL_CALL StatusBarManager::removeEventListener( const uno::Reference< lang::XEventListener >& xListener ) throw( uno::RuntimeException )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::removeEventListener" );
    m_aListenerContainer.removeInterface( ::getCppuType(
        ( const uno::Reference< lang::XEventListener >* ) NULL ), xListener );
}

// XUIConfigurationListener
void SAL_CALL StatusBarManager::elementInserted( const css::ui::ConfigurationEvent& ) throw ( uno::RuntimeException )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::elementInserted" );
    ResetableGuard aGuard( m_aLock );

    if ( m_bDisposed )
        return;
}

void SAL_CALL StatusBarManager::elementRemoved( const css::ui::ConfigurationEvent& ) throw ( uno::RuntimeException )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::elementRemoved" );
    ResetableGuard aGuard( m_aLock );

    if ( m_bDisposed )
        return;
}

void SAL_CALL StatusBarManager::elementReplaced( const css::ui::ConfigurationEvent& ) throw ( uno::RuntimeException )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::elementReplaced" );
    ResetableGuard aGuard( m_aLock );

    if ( m_bDisposed )
        return;
}

void StatusBarManager::UpdateControllers()
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::UpdateControllers" );
    if ( !m_bUpdateControllers )
    {
        m_bUpdateControllers = sal_True;
        std::for_each( m_aControllerMap.begin(),
                       m_aControllerMap.end(),
                       lcl_UpdateController< StatusBarControllerMap >() );
    }
    m_bUpdateControllers = sal_False;
}

void StatusBarManager::RemoveControllers()
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::RemoveControllers" );
    ResetableGuard aGuard( m_aLock );

    if ( m_bDisposed )
        return;

    std::for_each( m_aControllerMap.begin(),
                   m_aControllerMap.end(),
                   lcl_RemoveController< StatusBarControllerMap >() );
    m_aControllerMap.clear();
}

rtl::OUString StatusBarManager::RetrieveLabelFromCommand( const rtl::OUString& aCmdURL )
{
    return framework::RetrieveLabelFromCommand(aCmdURL,m_xServiceManager,m_xUICommandLabels,m_xFrame,m_aModuleIdentifier,m_bModuleIdentified,"Name");
}

void StatusBarManager::CreateControllers()
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::CreateControllers" );
    uno::Reference< uno::XComponentContext > xComponentContext;
    uno::Reference< beans::XPropertySet > xProps( m_xServiceManager, uno::UNO_QUERY );
    uno::Reference< awt::XWindow > xStatusbarWindow = VCLUnoHelper::GetInterface( m_pStatusBar );

    if ( xProps.is() )
        xProps->getPropertyValue( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "DefaultContext" ))) >>= xComponentContext;

    for ( sal_uInt16 i = 0; i < m_pStatusBar->GetItemCount(); i++ )
    {
        sal_uInt16 nId = m_pStatusBar->GetItemId( i );
        if ( nId == 0 )
            continue;

        rtl::OUString                            aCommandURL( m_pStatusBar->GetItemCommand( nId ));
        sal_Bool                                 bInit( sal_True );
        uno::Reference< frame::XStatusListener > xController;
        AddonStatusbarItemData *pItemData = static_cast< AddonStatusbarItemData *>( m_pStatusBar->GetItemData( nId ) );
        uno::Reference< ui::XStatusbarItem > xStatusbarItem(
            static_cast< cppu::OWeakObject *>( new StatusbarItem( m_pStatusBar, pItemData, nId, aCommandURL ) ),
            uno::UNO_QUERY );

        svt::StatusbarController* pController( 0 );

        // 1º) UNO Statusbar controllers, registered in Controllers.xcu
        if ( m_xStatusbarControllerFactory.is() &&
             m_xStatusbarControllerFactory->hasController( aCommandURL, m_aModuleIdentifier ))
        {
            beans::PropertyValue aPropValue;
            std::vector< uno::Any > aPropVector;

            aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ModuleIdentifier" ));
            aPropValue.Value    = uno::makeAny( m_aModuleIdentifier );
            aPropVector.push_back( uno::makeAny( aPropValue ) );

            aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Frame" ));
            aPropValue.Value    = uno::makeAny( m_xFrame );
            aPropVector.push_back( uno::makeAny( aPropValue ) );

            // TODO remove this
            aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ServiceManager" ));
            aPropValue.Value    = uno::makeAny( m_xServiceManager );
            aPropVector.push_back( uno::makeAny( aPropValue ) );

            aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ParentWindow" ));
            aPropValue.Value    = uno::makeAny( xStatusbarWindow );
            aPropVector.push_back( uno::makeAny( aPropValue ) );

            // TODO still needing with the css::ui::XStatusbarItem?
            aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Identifier" ));
            aPropValue.Value    = uno::makeAny( nId );
            aPropVector.push_back( uno::makeAny( aPropValue ) );

            aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "StatusbarItem" ));
            aPropValue.Value    <<= xStatusbarItem;
            aPropVector.push_back( uno::makeAny( aPropValue ) );

            uno::Sequence< uno::Any > aArgs( comphelper::containerToSequence( aPropVector ) );
            xController = uno::Reference< frame::XStatusListener >(
                            m_xStatusbarControllerFactory->createInstanceWithArgumentsAndContext(
                                aCommandURL, aArgs, xComponentContext ),
                            uno::UNO_QUERY );
            bInit = sal_False; // Initialization is done through the factory service
        }

        if ( !xController.is() )
        {
            // 2º) Old SFX2 Statusbar controllers
            pController = CreateStatusBarController( m_xFrame, m_pStatusBar, nId, aCommandURL );
            if ( !pController )
            {
                // 3º) Is Add-on? Generic statusbar controller
                if ( pItemData )
                {
                    pController = new GenericStatusbarController( m_xServiceManager,
                                                                  m_xFrame,
                                                                  xStatusbarItem,
                                                                  pItemData );
                }
                else
                {
                    // 4º) Default Statusbar controller
                    pController = new svt::StatusbarController( m_xServiceManager, m_xFrame, aCommandURL, nId );
                }
            }

            if ( pController )
                xController = uno::Reference< frame::XStatusListener >(
                                static_cast< ::cppu::OWeakObject *>( pController ),
                                uno::UNO_QUERY );
        }

        m_aControllerMap[nId] = xController;
        uno::Reference< lang::XInitialization > xInit( xController, uno::UNO_QUERY );

        if ( xInit.is() )
        {
            if ( bInit )
            {
                beans::PropertyValue aPropValue;
                uno::Sequence< uno::Any > aArgs( 6 );
                aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Frame" ));
                aPropValue.Value    = uno::makeAny( m_xFrame );
                aArgs[0] = uno::makeAny( aPropValue );
                aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "CommandURL" ));
                aPropValue.Value    = uno::makeAny( aCommandURL );
                aArgs[1] = uno::makeAny( aPropValue );
                aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ServiceManager" ));
                aPropValue.Value    = uno::makeAny( m_xServiceManager );
                aArgs[2] = uno::makeAny( aPropValue );
                aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ParentWindow" ));
                aPropValue.Value    = uno::makeAny( xStatusbarWindow );
                aArgs[3] = uno::makeAny( aPropValue );
                aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Identifier" ));
                aPropValue.Value    = uno::makeAny( nId );
                aArgs[4] = uno::makeAny( aPropValue );
                aPropValue.Name     = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "StatusbarItem" ));
                aPropValue.Value    <<= xStatusbarItem;
                aArgs[5] = uno::makeAny( aPropValue );
                xInit->initialize( aArgs );
            }
        }
    }

    AddFrameActionListener();
}

void StatusBarManager::AddFrameActionListener()
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::AddFrameActionListener" );
    if ( !m_bFrameActionRegistered && m_xFrame.is() )
    {
        m_bFrameActionRegistered = sal_True;
        m_xFrame->addFrameActionListener( uno::Reference< frame::XFrameActionListener >(
            static_cast< ::cppu::OWeakObject *>( this ), uno::UNO_QUERY ));
    }
}

void StatusBarManager::FillStatusBar( const uno::Reference< container::XIndexAccess >& rItemContainer )
{
    RTL_LOGFILE_CONTEXT( aLog, "framework (cd100003) ::StatusBarManager::FillStatusbar" );

    ResetableGuard aGuard( m_aLock );

    if ( m_bDisposed || !m_pStatusBar )
        return;

    sal_uInt16         nId( 1 );
    rtl::OUString  aHelpIdPrefix( RTL_CONSTASCII_USTRINGPARAM( HELPID_PREFIX ));

    RemoveControllers();

    // reset and fill command map
    m_pStatusBar->Clear();
    m_aControllerMap.clear();// TODO already done in RemoveControllers

    for ( sal_Int32 n = 0; n < rItemContainer->getCount(); n++ )
    {
        RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::FillStatusBar" );
        uno::Sequence< beans::PropertyValue >   aProp;
        rtl::OUString                           aCommandURL;
        rtl::OUString                           aHelpURL;
        sal_Int16                               nOffset( 0 );
        sal_Int16                               nStyle( 0 );
        sal_Int16                               nWidth( 0 );
        sal_uInt16                              nType( css_ui::ItemType::DEFAULT );

        try
        {
            if ( rItemContainer->getByIndex( n ) >>= aProp )
            {
                for ( int i = 0; i < aProp.getLength(); i++ )
                {
                    if ( aProp[i].Name.equalsAscii( ITEM_DESCRIPTOR_COMMANDURL ))
                    {
                        aProp[i].Value >>= aCommandURL;
                    }
                    else if ( aProp[i].Name.equalsAscii( ITEM_DESCRIPTOR_HELPURL ))
                    {
                        aProp[i].Value >>= aHelpURL;
                    }
                    else if ( aProp[i].Name.equalsAscii( ITEM_DESCRIPTOR_STYLE ))
                    {
                        aProp[i].Value >>= nStyle;
                    }
                    else if ( aProp[i].Name.equalsAscii( ITEM_DESCRIPTOR_TYPE ))
                    {
                        aProp[i].Value >>= nType;
                    }
                    else if ( aProp[i].Name.equalsAscii( ITEM_DESCRIPTOR_WIDTH ))
                    {
                        aProp[i].Value >>= nWidth;
                    }
                    else if ( aProp[i].Name.equalsAscii( ITEM_DESCRIPTOR_OFFSET ))
                    {
                        aProp[i].Value >>= nOffset;
                    }
                }

                if (( nType == ::com::sun::star::ui::ItemType::DEFAULT ) && ( aCommandURL.getLength() > 0 ))
                {
                    rtl::OUString aString( RetrieveLabelFromCommand( aCommandURL ));
                    sal_uInt16        nItemBits( impl_convertItemStyleToItemBits( nStyle ));

                    m_pStatusBar->InsertItem( nId, nWidth, nItemBits, nOffset );
                    m_pStatusBar->SetItemCommand( nId, aCommandURL );
                    m_pStatusBar->SetAccessibleName( nId, aString );
                    ++nId;
                }
            }
        }
        catch ( ::com::sun::star::lang::IndexOutOfBoundsException& )
        {
            break;
        }
    }

    // Statusbar Merging
    const sal_uInt16 STATUSBAR_ITEM_STARTID = 1000;
    MergeStatusbarInstructionContainer aMergeInstructions = AddonsOptions().GetMergeStatusbarInstructions();
    if ( !aMergeInstructions.empty() )
    {
        const sal_uInt32 nCount = aMergeInstructions.size();
        sal_uInt16 nItemId( STATUSBAR_ITEM_STARTID );

        for ( sal_uInt32 i = 0; i < nCount; i++ )
        {
            MergeStatusbarInstruction &rInstruction = aMergeInstructions[i];
            if ( !StatusbarMerger::IsCorrectContext( rInstruction.aMergeContext, m_aModuleIdentifier ) )
                continue;

            AddonStatusbarItemContainer aItems;
            StatusbarMerger::ConvertSeqSeqToVector( rInstruction.aMergeStatusbarItems, aItems );

            sal_uInt16 nRefPos = StatusbarMerger::FindReferencePos( m_pStatusBar, rInstruction.aMergePoint );
            if ( nRefPos != STATUSBAR_ITEM_NOTFOUND )
            {
                StatusbarMerger::ProcessMergeOperation( m_pStatusBar,
                                                        nRefPos,
                                                        nItemId,
                                                        m_aModuleIdentifier,
                                                        rInstruction.aMergeCommand,
                                                        rInstruction.aMergeCommandParameter,
                                                        aItems );
            }
            else
            {
                StatusbarMerger::ProcessMergeFallback( m_pStatusBar,
                                                       nRefPos,
                                                       nItemId,
                                                       m_aModuleIdentifier,
                                                       rInstruction.aMergeCommand,
                                                       rInstruction.aMergeCommandParameter,
                                                       aItems );
            }
        }
    }

    // Create controllers
    CreateControllers();

    // Notify controllers that they are now correctly initialized and can start listening
    UpdateControllers();
}

void StatusBarManager::StateChanged( StateChangedType )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::StateChanged" );
}

void StatusBarManager::DataChanged( const DataChangedEvent& rDCEvt )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::DataChanged" );
    ResetableGuard aGuard( m_aLock );

    if ((( rDCEvt.GetType() == DATACHANGED_SETTINGS	        ) ||
         ( rDCEvt.GetType() == DATACHANGED_FONTS            ) ||
		 ( rDCEvt.GetType() == DATACHANGED_FONTSUBSTITUTION ) ||
		 ( rDCEvt.GetType() == DATACHANGED_DISPLAY	        ))	&&
         ( rDCEvt.GetFlags() & SETTINGS_STYLE		        ))
    {
        css::uno::Reference< css::frame::XLayoutManager > xLayoutManager;
        css::uno::Reference< css::beans::XPropertySet > xPropSet( m_xFrame, css::uno::UNO_QUERY );
        if ( xPropSet.is() )
            xPropSet->getPropertyValue( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "LayoutManager" ))) >>= xLayoutManager;
        if ( xLayoutManager.is() )
        {
            aGuard.unlock();
            xLayoutManager->doLayout();
        }
    }
}

void StatusBarManager::UserDraw( const UserDrawEvent& rUDEvt )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::UserDraw" );
    ResetableGuard aGuard( m_aLock );

    if ( m_bDisposed )
        return;

    sal_uInt16 nId( rUDEvt.GetItemId() );
    StatusBarControllerMap::const_iterator it = m_aControllerMap.find( nId );
    if (( nId > 0 ) && ( it != m_aControllerMap.end() ))
    {
        uno::Reference< frame::XStatusbarController > xController( it->second, uno::UNO_QUERY );
        if ( xController.is() && rUDEvt.GetDevice() )
        {
            uno::Reference< awt::XGraphics > xGraphics =
                rUDEvt.GetDevice()->CreateUnoGraphics();

            awt::Rectangle aRect( rUDEvt.GetRect().Left(),
                                  rUDEvt.GetRect().Top(),
                                  rUDEvt.GetRect().GetWidth(),
                                  rUDEvt.GetRect().GetHeight() );
            aGuard.unlock();
            xController->paint( xGraphics, aRect, rUDEvt.GetStyle() );
        }
    }
}

void StatusBarManager::Command( const CommandEvent& rEvt )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::Command" );
    ResetableGuard aGuard( m_aLock );

    if ( m_bDisposed )
        return;

    if ( rEvt.GetCommand() == COMMAND_CONTEXTMENU )
    {
        sal_uInt16 nId = m_pStatusBar->GetItemId( rEvt.GetMousePosPixel() );
        StatusBarControllerMap::const_iterator it = m_aControllerMap.find( nId );
        if (( nId > 0 ) && ( it != m_aControllerMap.end() ))
        {
            uno::Reference< frame::XStatusbarController > xController( it->second, uno::UNO_QUERY );
            if ( xController.is() )
            {
                awt::Point aPos;
                aPos.X = rEvt.GetMousePosPixel().X();
                aPos.Y = rEvt.GetMousePosPixel().Y();
                xController->command( aPos, awt::Command::CONTEXTMENU, sal_True, uno::Any() );
            }
        }
    }
}

void StatusBarManager::MouseMove( const MouseEvent& rMEvt )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::MouseMove" );
    MouseButton(rMEvt,&frame::XStatusbarController::mouseMove);
}

void StatusBarManager::MouseButton( const MouseEvent& rMEvt ,sal_Bool ( SAL_CALL frame::XStatusbarController::*_pMethod )(const ::com::sun::star::awt::MouseEvent&))
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::MouseButton" );
    ResetableGuard aGuard( m_aLock );

    if ( !m_bDisposed )
    {
        sal_uInt16 nId = m_pStatusBar->GetItemId( rMEvt.GetPosPixel() );
        StatusBarControllerMap::const_iterator it = m_aControllerMap.find( nId );
        if (( nId > 0 ) && ( it != m_aControllerMap.end() ))
        {
            uno::Reference< frame::XStatusbarController > xController( it->second, uno::UNO_QUERY );
            if ( xController.is() )
            {
                ::com::sun::star::awt::MouseEvent aMouseEvent;
                aMouseEvent.Buttons = rMEvt.GetButtons();
                aMouseEvent.X = rMEvt.GetPosPixel().X();
                aMouseEvent.Y = rMEvt.GetPosPixel().Y();
                aMouseEvent.ClickCount = rMEvt.GetClicks();
                (xController.get()->*_pMethod)( aMouseEvent);
            }
        }
    }
}

void StatusBarManager::MouseButtonDown( const MouseEvent& rMEvt )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::MouseButtonDown" );
    MouseButton(rMEvt,&frame::XStatusbarController::mouseButtonDown);
}

void StatusBarManager::MouseButtonUp( const MouseEvent& rMEvt )
{
    RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "framework", "Ocke.Janssen@sun.com", "StatusBarManager::MouseButtonUp" );
    MouseButton(rMEvt,&frame::XStatusbarController::mouseButtonUp);
}

IMPL_LINK( StatusBarManager, Click, StatusBar*, EMPTYARG )
{
    ResetableGuard aGuard( m_aLock );

    if ( m_bDisposed )
        return 1;

    sal_uInt16 nId = m_pStatusBar->GetCurItemId();
    StatusBarControllerMap::const_iterator it = m_aControllerMap.find( nId );
    if (( nId > 0 ) && ( it != m_aControllerMap.end() ))
    {
        uno::Reference< frame::XStatusbarController > xController( it->second, uno::UNO_QUERY );
        if ( xController.is() )
        {
            const Point aVCLPos = m_pStatusBar->GetPointerPosPixel();
            const awt::Point aAWTPoint( aVCLPos.X(), aVCLPos.Y() );
            xController->click( aAWTPoint );
        }
    }

    return 1;
}

IMPL_LINK( StatusBarManager, DoubleClick, StatusBar*, EMPTYARG )
{
    ResetableGuard aGuard( m_aLock );

    if ( m_bDisposed )
        return 1;

    sal_uInt16 nId = m_pStatusBar->GetCurItemId();
    StatusBarControllerMap::const_iterator it = m_aControllerMap.find( nId );
    if (( nId > 0 ) && ( it != m_aControllerMap.end() ))
    {
        uno::Reference< frame::XStatusbarController > xController( it->second, uno::UNO_QUERY );
        if ( xController.is() )
        {
            const Point aVCLPos = m_pStatusBar->GetPointerPosPixel();
            const awt::Point aAWTPoint( aVCLPos.X(), aVCLPos.Y() );
            xController->doubleClick( aAWTPoint );
        }
    }

    return 1;
}

}