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path: root/svx/source/form/fmPropBrw.cxx
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/* -*- 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.
 *
 * OpenOffice.org 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 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.
 *
 ************************************************************************/

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

#include <sal/macros.h>

#include "fmhelp.hrc"
#include "fmprop.hrc"
#include "fmPropBrw.hxx"
#include "fmresids.hrc"
#include "fmservs.hxx"
#include "fmshimp.hxx"
#include "fmpgeimp.hxx"

#include "svx/dialmgr.hxx"
#include "svx/fmpage.hxx"
#include "svx/fmshell.hxx"
#include "svx/sdrpagewindow.hxx"
#include "svx/svdpagv.hxx"
#include "svx/svxids.hrc"

/** === begin UNO includes === **/
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/awt/PosSize.hpp>
#include <com/sun/star/form/XForm.hpp>
#include <com/sun/star/form/FormComponentType.hpp>
#include <com/sun/star/awt/XLayoutConstrains.hpp>
#include <com/sun/star/awt/XControlContainer.hpp>
#include <com/sun/star/container/XChild.hpp>
#include <com/sun/star/awt/PosSize.hpp>
#include <com/sun/star/inspection/ObjectInspector.hpp>
#include <com/sun/star/inspection/ObjectInspectorModel.hpp>
#include <com/sun/star/form/inspection/DefaultFormComponentInspectorModel.hpp>
#include <com/sun/star/inspection/XObjectInspectorUI.hpp>
#include <com/sun/star/inspection/DefaultHelpProvider.hpp>
/** === end UNO includes === **/

#include <comphelper/processfactory.hxx>
#include <comphelper/property.hxx>
#include <cppuhelper/component_context.hxx>
#include <sfx2/bindings.hxx>
#include <sfx2/childwin.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/objitem.hxx>
#include <sfx2/objsh.hxx>
#include <sfx2/viewfrm.hxx>
#include <toolkit/unohlp.hxx>
#include <tools/debug.hxx>
#include <tools/diagnose_ex.h>
#include <tools/shl.hxx>
#include <unotools/confignode.hxx>
#include <vcl/stdtext.hxx>

#include <algorithm>

using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::inspection;
using namespace ::com::sun::star::form::inspection;
using ::com::sun::star::awt::XWindow;

/*************************************************************************/
//========================================================================
//= FmPropBrwMgr
//========================================================================
//-----------------------------------------------------------------------
SFX_IMPL_FLOATINGWINDOW(FmPropBrwMgr, SID_FM_SHOW_PROPERTIES)

//-----------------------------------------------------------------------
FmPropBrwMgr::FmPropBrwMgr(	Window* _pParent, sal_uInt16 _nId,
                            SfxBindings* _pBindings, SfxChildWinInfo* _pInfo)
              :SfxChildWindow(_pParent, _nId)
{
    pWindow = new FmPropBrw( ::comphelper::getProcessServiceFactory(), _pBindings, this, _pParent, _pInfo );
    eChildAlignment = SFX_ALIGN_NOALIGNMENT;
    ((SfxFloatingWindow*)pWindow)->Initialize( _pInfo );
}

//========================================================================
//========================================================================
const long STD_WIN_SIZE_X = 300;
const long STD_WIN_SIZE_Y = 350;

const long STD_MIN_SIZE_X = 250;
const long STD_MIN_SIZE_Y = 250;

const long STD_WIN_POS_X = 50;
const long STD_WIN_POS_Y = 50;
const long WIN_BORDER = 2;
const long MIN_WIN_SIZE_X = 50;
const long MIN_WIN_SIZE_Y = 50;

using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::form;
using namespace ::com::sun::star::frame;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::svxform;

::rtl::OUString GetUIHeadlineName(sal_Int16 nClassId, const Any& aUnoObj)
{
    sal_uInt16 nClassNameResourceId = 0;

    switch ( nClassId )
    {
        case FormComponentType::TEXTFIELD:
        {
            Reference< XInterface >  xIFace;
            aUnoObj >>= xIFace;
            nClassNameResourceId = RID_STR_PROPTITLE_EDIT;
            if (xIFace.is())
            {	// we have a chance to check if it's a formatted field model
                Reference< XServiceInfo >  xInfo(xIFace, UNO_QUERY);
                if (xInfo.is() && (xInfo->supportsService(FM_SUN_COMPONENT_FORMATTEDFIELD)))
                    nClassNameResourceId = RID_STR_PROPTITLE_FORMATTED;
                else if (!xInfo.is())
                {
                    // couldn't distinguish between formatted and edit with the service name, so try with the properties
                    Reference< XPropertySet >  xProps(xIFace, UNO_QUERY);
                    if (xProps.is())
                    {
                        Reference< XPropertySetInfo >  xPropsInfo = xProps->getPropertySetInfo();
                        if (xPropsInfo.is() && xPropsInfo->hasPropertyByName(FM_PROP_FORMATSSUPPLIER))
                            nClassNameResourceId = RID_STR_PROPTITLE_FORMATTED;
                    }
                }
            }
        }
        break;

        case FormComponentType::COMMANDBUTTON:
            nClassNameResourceId = RID_STR_PROPTITLE_PUSHBUTTON; break;
        case FormComponentType::RADIOBUTTON:
            nClassNameResourceId = RID_STR_PROPTITLE_RADIOBUTTON; break;
        case FormComponentType::CHECKBOX:
            nClassNameResourceId = RID_STR_PROPTITLE_CHECKBOX; break;
        case FormComponentType::LISTBOX:
            nClassNameResourceId = RID_STR_PROPTITLE_LISTBOX; break;
        case FormComponentType::COMBOBOX:
            nClassNameResourceId = RID_STR_PROPTITLE_COMBOBOX; break;
        case FormComponentType::GROUPBOX:
            nClassNameResourceId = RID_STR_PROPTITLE_GROUPBOX; break;
        case FormComponentType::IMAGEBUTTON:
            nClassNameResourceId = RID_STR_PROPTITLE_IMAGEBUTTON; break;
        case FormComponentType::FIXEDTEXT:
            nClassNameResourceId = RID_STR_PROPTITLE_FIXEDTEXT; break;
        case FormComponentType::GRIDCONTROL:
            nClassNameResourceId = RID_STR_PROPTITLE_DBGRID; break;
        case FormComponentType::FILECONTROL:
            nClassNameResourceId = RID_STR_PROPTITLE_FILECONTROL; break;
        case FormComponentType::DATEFIELD:
            nClassNameResourceId = RID_STR_PROPTITLE_DATEFIELD; break;
        case FormComponentType::TIMEFIELD:
            nClassNameResourceId = RID_STR_PROPTITLE_TIMEFIELD; break;
        case FormComponentType::NUMERICFIELD:
            nClassNameResourceId = RID_STR_PROPTITLE_NUMERICFIELD; break;
        case FormComponentType::CURRENCYFIELD:
            nClassNameResourceId = RID_STR_PROPTITLE_CURRENCYFIELD; break;
        case FormComponentType::PATTERNFIELD:
            nClassNameResourceId = RID_STR_PROPTITLE_PATTERNFIELD; break;
        case FormComponentType::IMAGECONTROL:
            nClassNameResourceId = RID_STR_PROPTITLE_IMAGECONTROL; break;
        case FormComponentType::HIDDENCONTROL:
            nClassNameResourceId = RID_STR_PROPTITLE_HIDDEN; break;
        case FormComponentType::SCROLLBAR:
            nClassNameResourceId = RID_STR_PROPTITLE_SCROLLBAR; break;
        case FormComponentType::SPINBUTTON:
            nClassNameResourceId = RID_STR_PROPTITLE_SPINBUTTON; break;
        case FormComponentType::NAVIGATIONBAR:
            nClassNameResourceId = RID_STR_PROPTITLE_NAVBAR; break;
        case FormComponentType::CONTROL:
        default:
            nClassNameResourceId = RID_STR_CONTROL; break;
    }

    if ( !nClassNameResourceId )
        return ::rtl::OUString();

    return ::rtl::OUString( String( SVX_RES( nClassNameResourceId ) ) );
}

//========================================================================
// class FmPropBrw
//========================================================================
DBG_NAME(FmPropBrw);
//------------------------------------------------------------------------
FmPropBrw::FmPropBrw( const Reference< XMultiServiceFactory >& _xORB, SfxBindings* _pBindings,
            SfxChildWindow* _pMgr, Window* _pParent, const SfxChildWinInfo* _pInfo )
    :SfxFloatingWindow(_pBindings, _pMgr, _pParent, WinBits(WB_STDMODELESS|WB_SIZEABLE|WB_3DLOOK|WB_ROLLABLE) )
    ,SfxControllerItem(SID_FM_PROPERTY_CONTROL, *_pBindings)
    ,m_bInitialStateChange(sal_True)
    ,m_bInStateChange( false )
    ,m_xORB(_xORB)
{
    DBG_CTOR(FmPropBrw,NULL);

    ::Size aPropWinSize(STD_WIN_SIZE_X,STD_WIN_SIZE_Y);
    SetMinOutputSizePixel(::Size(STD_MIN_SIZE_X,STD_MIN_SIZE_Y));
    SetOutputSizePixel(aPropWinSize);
    SetUniqueId(UID_FORMPROPBROWSER_FRAME);

    try
    {
        // create a frame wrapper for myself
        m_xMeAsFrame = Reference< XFrame >(m_xORB->createInstance(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.frame.Frame")) ), UNO_QUERY);
        if (m_xMeAsFrame.is())
        {
            // create an intermediate window, which is to be the container window of the frame
            // Do *not* use |this| as container window for the frame, this would result in undefined
            // responsiblity for this window (as soon as we initialize a frame with a window, the frame
            // is responsible for it's life time, but |this| is controlled by the belonging SfxChildWindow)
            // #i34249# - 2004-09-27 - fs@openoffice.org
            Window* pContainerWindow = new Window( this );
            pContainerWindow->Show();
            m_xFrameContainerWindow = VCLUnoHelper::GetInterface ( pContainerWindow );

            m_xMeAsFrame->initialize( m_xFrameContainerWindow );
            m_xMeAsFrame->setName(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("form property browser")) );
            if ( _pBindings->GetDispatcher() )
            {
                ::com::sun::star::uno::Reference < ::com::sun::star::frame::XFramesSupplier >
                        xSupp ( _pBindings->GetDispatcher()->GetFrame()->GetFrame().GetFrameInterface(), ::com::sun::star::uno::UNO_QUERY );
//                if ( xSupp.is() )
//                    xSupp->getFrames()->append( m_xMeAsFrame );
                // Don't append frame to frame hierachy to prevent UI_DEACTIVATE messages
                // #i31834# - 2004-07-27 - cd@openoffice.org
            }
        }
    }
    catch (Exception&)
    {
        DBG_ERROR("FmPropBrw::FmPropBrw: could not create/initialize my frame!");
        m_xMeAsFrame.clear();
    }

    if (m_xMeAsFrame.is())
        _pMgr->SetFrame( m_xMeAsFrame );


    if ( m_xBrowserComponentWindow.is() )
        m_xBrowserComponentWindow->setVisible( sal_True );

    if ( _pInfo )
        m_sLastActivePage = _pInfo->aExtraString;
}

//------------------------------------------------------------------------
void FmPropBrw::Resize()
{
    SfxFloatingWindow::Resize();

    if ( m_xFrameContainerWindow.is() )
    {
        try
        {
            ::Size aOutputSize( GetOutputSizePixel() );
            m_xFrameContainerWindow->setPosSize( 0, 0, aOutputSize.Width(), aOutputSize.Height(), awt::PosSize::POSSIZE );
        }
        catch( const Exception& )
        {
            OSL_ENSURE( sal_False, "FmPropBrw::Resize: caught an exception!" );
        }
    }
}

//------------------------------------------------------------------------
FmPropBrw::~FmPropBrw()
{
    if (m_xBrowserController.is())
        implDetachController();
    try
    {
        // remove our own properties from the component context. We cannot ensure that the component context
        // is freed (there might be refcount problems :-\), so at least ensure the context itself
        // does hold the objects anymore
        Reference<XNameContainer> xName(m_xInspectorContext,uno::UNO_QUERY);
        if ( xName.is() )
        {
            const ::rtl::OUString pProps[] = { ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ContextDocument" ) )
                                             , ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "DialogParentWindow" ) )
                                             , ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ControlContext" ) )
                                             , ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ControlShapeAccess" ) ) };
            for ( size_t i = 0; i < SAL_N_ELEMENTS(pProps); ++i )
                xName->removeByName( pProps[i] );
        }
    }
    catch (const Exception& )
    {
        DBG_UNHANDLED_EXCEPTION();
    }
    DBG_DTOR(FmPropBrw,NULL);
}

//-----------------------------------------------------------------------
::rtl::OUString FmPropBrw::getCurrentPage() const
{
    ::rtl::OUString sCurrentPage;
    try
    {
        if ( m_xBrowserController.is() )
        {
            OSL_VERIFY( m_xBrowserController->getViewData() >>= sCurrentPage );
        }

        if ( !sCurrentPage.getLength() )
            sCurrentPage = m_sLastActivePage;
    }
    catch( const Exception& )
    {
        OSL_ENSURE( sal_False, "FmPropBrw::getCurrentPage: caught an exception while retrieving the current page!" );
    }
    return sCurrentPage;
}

//-----------------------------------------------------------------------
void FmPropBrw::implDetachController()
{
    m_sLastActivePage = getCurrentPage();

    implSetNewSelection( InterfaceBag() );

    if ( m_xMeAsFrame.is() )
    {
        try
        {
            m_xMeAsFrame->setComponent(NULL, NULL);
        }
        catch( const Exception& )
        {
            OSL_ENSURE( sal_False, "FmPropBrw::implDetachController: caught an exception while resetting the component!" );
        }
    }

    // we attached a frame to the controller manually, so we need to manually tell it that it's detached, too
    // 96068 - 09.01.2002 - fs@openoffice.org
    if ( m_xBrowserController.is() )
        m_xBrowserController->attachFrame( NULL );

    m_xBrowserController.clear();
    m_xInspectorModel.clear();
    m_xMeAsFrame.clear();
}

//-----------------------------------------------------------------------
sal_Bool FmPropBrw::Close()
{
    // suspend the controller (it is allowed to veto)
    if ( m_xMeAsFrame.is() )
    {
        try
        {
            Reference< XController > xController( m_xMeAsFrame->getController() );
            if ( xController.is() && !xController->suspend( sal_True ) )
                return sal_False;
        }
        catch( const Exception& )
        {
            OSL_ENSURE( sal_False, "FmPropBrw::Close: caught an exception while asking the controller!" );
        }
    }

    implDetachController();

    if( IsRollUp() )
        RollDown();

    // remember our bindings: while we're closed, we're deleted, too, so accessing the bindings after this
    // would be deadly
    // 10/19/00 - 79321 - FS
    SfxBindings& rBindings = SfxControllerItem::GetBindings();

    sal_Bool bClose = SfxFloatingWindow::Close();

    if (bClose)
    {
        rBindings.Invalidate(SID_FM_CTL_PROPERTIES);
        rBindings.Invalidate(SID_FM_PROPERTIES);
    }

    return bClose;
}

//-----------------------------------------------------------------------
bool FmPropBrw::implIsReadOnlyModel() const
{
    try
    {
        if ( m_xInspectorModel.is() )
            return m_xInspectorModel->getIsReadOnly();
        return false;
    }
    catch( const Exception& )
    {
        DBG_UNHANDLED_EXCEPTION();
    }
    return true;
}

//-----------------------------------------------------------------------
void FmPropBrw::implSetNewSelection( const InterfaceBag& _rSelection )
{
    if ( m_xBrowserController.is() )
    {
        try
        {
            Reference< XObjectInspector > xInspector( m_xBrowserController, UNO_QUERY_THROW );

            // tell it the objects to inspect
            Sequence< Reference< XInterface > > aSelection( _rSelection.size() );
            ::std::copy( _rSelection.begin(), _rSelection.end(), aSelection.getArray() );

            xInspector->inspect( aSelection );
        }
        catch( const VetoException& )
        {
            return;
        }
        catch( const Exception& )
        {
            OSL_ENSURE( sal_False, "FmPropBrw::implSetNewSelection: caught an unexpected exception!" );
            return;
        }

        // set the new title according to the selected object
        String sTitle;

        if ( _rSelection.empty() )
        {
            sTitle = String( SVX_RES( RID_STR_NO_PROPERTIES ) );
        }
        else if ( _rSelection.size() > 1 )
        {
            // no form component and (no form or no name) -> Multiselection
            sTitle = String( SVX_RES( RID_STR_PROPERTIES_CONTROL ) );
            sTitle += String( SVX_RES( RID_STR_PROPTITLE_MULTISELECT ) );
        }
        else
        {
            Reference< XPropertySet > xSingleSelection( *_rSelection.begin(), UNO_QUERY);
            if  ( ::comphelper::hasProperty( FM_PROP_CLASSID, xSingleSelection ) )
            {
                sal_Int16 nClassID = FormComponentType::CONTROL;
                xSingleSelection->getPropertyValue( FM_PROP_CLASSID ) >>= nClassID;

                sTitle = String( SVX_RES( RID_STR_PROPERTIES_CONTROL ) );
                sTitle += String( GetUIHeadlineName( nClassID, makeAny( xSingleSelection ) ) );
            }
            else if ( Reference< XForm >( xSingleSelection, UNO_QUERY ).is() )
                sTitle = String( SVX_RES( RID_STR_PROPERTIES_FORM ) );
        }

        if ( implIsReadOnlyModel() )
            sTitle += String( SVX_RES( RID_STR_READONLY_VIEW ) );

        SetText( sTitle );

        // #95343# ---------------------------------
        Reference< ::com::sun::star::awt::XLayoutConstrains > xLayoutConstrains( m_xBrowserController, UNO_QUERY );
        if( xLayoutConstrains.is() )
        {
            ::Size aConstrainedSize;
            ::com::sun::star::awt::Size aMinSize = xLayoutConstrains->getMinimumSize();

            sal_Int32 nLeft(0), nTop(0), nRight(0), nBottom(0);
            GetBorder( nLeft, nTop, nRight, nBottom );
            aMinSize.Width += nLeft + nRight + 8;
            aMinSize.Height += nTop + nBottom + 8;

            aConstrainedSize.setHeight( aMinSize.Height );
            aConstrainedSize.setWidth( aMinSize.Width );
            SetMinOutputSizePixel( aConstrainedSize );
            aConstrainedSize = GetOutputSizePixel(); 
            sal_Bool bResize = sal_False;
            if( aConstrainedSize.Width() < aMinSize.Width )
            {
                aConstrainedSize.setWidth( aMinSize.Width );
                bResize = sal_True;
            }
            if( aConstrainedSize.Height() < aMinSize.Height )
            {
                aConstrainedSize.setHeight( aMinSize.Height );
                bResize = sal_True;
            }
            if( bResize )
                SetOutputSizePixel( aConstrainedSize );
        }
    }
}

//-----------------------------------------------------------------------
void FmPropBrw::FillInfo( SfxChildWinInfo& rInfo ) const
{
    rInfo.bVisible = sal_False;
    rInfo.aExtraString = getCurrentPage();
}

//-----------------------------------------------------------------------
IMPL_LINK( FmPropBrw, OnAsyncGetFocus, void*, /*NOTINTERESTEDIN*/ )
{
    if (m_xBrowserComponentWindow.is())
        m_xBrowserComponentWindow->setFocus();
    return 0L;
}

//-----------------------------------------------------------------------
namespace
{
    static bool lcl_shouldEnableHelpSection( const Reference< XMultiServiceFactory >& _rxFactory )
    {
        const ::rtl::OUString sConfigName( RTL_CONSTASCII_USTRINGPARAM( "/org.openoffice.Office.Common/Forms/PropertyBrowser/" ) );
        const ::rtl::OUString sPropertyName( RTL_CONSTASCII_USTRINGPARAM( "DirectHelp" ) );

        ::utl::OConfigurationTreeRoot aConfiguration(
            ::utl::OConfigurationTreeRoot::createWithServiceFactory( _rxFactory, sConfigName ) );

        bool bEnabled = false;
        OSL_VERIFY( aConfiguration.getNodeValue( sPropertyName ) >>= bEnabled );
        return bEnabled;
    }
}
//-----------------------------------------------------------------------
void FmPropBrw::impl_createPropertyBrowser_throw( FmFormShell* _pFormShell )
{
    // the document in which we live
    Reference< XInterface > xDocument;
    if ( _pFormShell && _pFormShell->GetObjectShell() )
        xDocument = _pFormShell->GetObjectShell()->GetModel();

    // the context of the controls in our document
    Reference< awt::XControlContainer > xControlContext;
    if ( _pFormShell && _pFormShell->GetFormView() )
    {
        SdrPageView* pPageView = _pFormShell->GetFormView()->GetSdrPageView();
        
        if(pPageView)
        {
            SdrPageWindow* pPageWindow = pPageView->GetPageWindow(0L);
            
            if(pPageWindow)
            {
                xControlContext = pPageWindow->GetControlContainer();
            }
        }
    }

    // the default parent window for message boxes
    Reference< XWindow > xParentWindow( VCLUnoHelper::GetInterface ( this ) );

    // the mapping from control models to control shapes
    Reference< XMap > xControlMap;
    FmFormPage* pFormPage = _pFormShell ? _pFormShell->GetCurPage() : NULL;
    if ( pFormPage )
        xControlMap = pFormPage->GetImpl().getControlToShapeMap();

    // our own component context
    Reference< XPropertySet > xFactoryProperties( m_xORB, UNO_QUERY_THROW );
    Reference< XComponentContext > xOwnContext(
        xFactoryProperties->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "DefaultContext" ) ) ),
        UNO_QUERY_THROW );

    // a ComponentContext for the
    ::cppu::ContextEntry_Init aHandlerContextInfo[] =
    {
        ::cppu::ContextEntry_Init( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ContextDocument" ) ), makeAny( xDocument ) ),
        ::cppu::ContextEntry_Init( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "DialogParentWindow" ) ), makeAny( xParentWindow ) ),
        ::cppu::ContextEntry_Init( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ControlContext" ) ), makeAny( xControlContext ) ),
        ::cppu::ContextEntry_Init( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ControlShapeAccess" ) ), makeAny( xControlMap ) )
    };
    m_xInspectorContext.set(
        ::cppu::createComponentContext( aHandlerContextInfo, SAL_N_ELEMENTS( aHandlerContextInfo ),
        xOwnContext ) );

    bool bEnableHelpSection = lcl_shouldEnableHelpSection( m_xORB );

    // an object inspector model
    m_xInspectorModel =
            bEnableHelpSection
        ?   DefaultFormComponentInspectorModel::createWithHelpSection( m_xInspectorContext, 3, 5 )
        :   DefaultFormComponentInspectorModel::createDefault( m_xInspectorContext );

    // an object inspector
    m_xBrowserController = m_xBrowserController.query(
        ObjectInspector::createWithModel(
            m_xInspectorContext, m_xInspectorModel
        ) );

    if ( !m_xBrowserController.is() )
    {
        ::rtl::OUString sServiceName( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.inspection.ObjectInspector" ) );
        ShowServiceNotAvailableError( GetParent(), sServiceName, sal_True );
    }
    else
    {
        m_xBrowserController->attachFrame( m_xMeAsFrame );
        m_xBrowserComponentWindow = m_xMeAsFrame->getComponentWindow();
        DBG_ASSERT( m_xBrowserComponentWindow.is(), "FmPropBrw::impl_createPropertyBrowser_throw: attached the controller, but have no component window!" );
    }

    if ( bEnableHelpSection )
    {
        Reference< XObjectInspector > xInspector( m_xBrowserController, UNO_QUERY_THROW );
        Reference< XObjectInspectorUI > xInspectorUI( xInspector->getInspectorUI() );
        Reference< XInterface > xDefaultHelpProvider( DefaultHelpProvider::create( m_xInspectorContext, xInspectorUI ) );
    }
}

//-----------------------------------------------------------------------
void FmPropBrw::impl_ensurePropertyBrowser_nothrow( FmFormShell* _pFormShell )
{
    // the document in which we live
    Reference< XInterface > xDocument;
    SfxObjectShell* pObjectShell = _pFormShell ? _pFormShell->GetObjectShell() : NULL;
    if ( pObjectShell )
        xDocument = pObjectShell->GetModel();
    if ( ( xDocument == m_xLastKnownDocument ) && m_xBrowserController.is() )
        // nothing to do
        return;

    try
    {
        // clean up any previous instances of the object inspector
        if ( m_xMeAsFrame.is() )
            m_xMeAsFrame->setComponent( NULL, NULL );
        else
            ::comphelper::disposeComponent( m_xBrowserController );
        m_xBrowserController.clear();
        m_xInspectorModel.clear();
        m_xBrowserComponentWindow.clear();

        // and create a new one
        impl_createPropertyBrowser_throw( _pFormShell );
    }
    catch( const Exception& )
    {
        DBG_UNHANDLED_EXCEPTION();
    }
    m_xLastKnownDocument = xDocument;
}

//-----------------------------------------------------------------------
void FmPropBrw::StateChanged(sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState)
{
    if (!pState  || SID_FM_PROPERTY_CONTROL != nSID)
        return;

    m_bInStateChange = true;
    try
    {
        if (eState >= SFX_ITEM_AVAILABLE)
        {
            FmFormShell* pShell = PTR_CAST(FmFormShell,((SfxObjectItem*)pState)->GetShell());
            InterfaceBag aSelection;
            if ( pShell )
                pShell->GetImpl()->getCurrentSelection( aSelection );

            impl_ensurePropertyBrowser_nothrow( pShell );

            // set the new object to inspect
            implSetNewSelection( aSelection );

            // if this is the first time we're here, some additional things need to be done ...
            if ( m_bInitialStateChange )
            {
                // if we're just newly created, we want to have the focus
                PostUserEvent( LINK( this, FmPropBrw, OnAsyncGetFocus ) );

                // and additionally, we want to show the page which was active during
                // our previous incarnation
                if ( m_sLastActivePage.getLength() )
                {
                    try
                    {
                        if ( m_xBrowserController.is() )
                            m_xBrowserController->restoreViewData( makeAny( m_sLastActivePage ) );
                    }
                    catch( const Exception& )
                    {
                        OSL_ENSURE( sal_False, "FmPropBrw::StateChanged: caught an exception while setting the initial page!" );
                    }
                }

                m_bInitialStateChange = sal_False;
            }

        }
        else
        {
            implSetNewSelection( InterfaceBag() );
        }
    }
    catch (Exception&)
    {
        DBG_ERROR("FmPropBrw::StateChanged: Exception occured!");
    }
    m_bInStateChange = false;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */