/*************************************************************************
 *
 * 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 "fmundo.hxx"
#include "fmdocumentclassification.hxx"
#include "fmcontrollayout.hxx"

#include <svx/fmmodel.hxx>
#include <svx/fmpage.hxx>
#include <svx/svdobj.hxx>
#include <tools/debug.hxx>

#ifndef SVX_LIGHT
#include <sfx2/objsh.hxx>
#else
class SfxObjectShell;
#endif

#include <boost/optional.hpp>

using ::com::sun::star::uno::Reference;
using ::com::sun::star::container::XNameContainer;
using namespace svxform;

TYPEINIT1(FmFormModel, SdrModel);

struct FmFormModelImplData
{
	FmXUndoEnvironment*		pUndoEnv;
	sal_Bool				bOpenInDesignIsDefaulted;
	sal_Bool				bMovingPage;
    ::boost::optional< sal_Bool >
                            aControlsUseRefDevice;

	FmFormModelImplData()
		:pUndoEnv( NULL )
		,bOpenInDesignIsDefaulted( sal_True )
		,bMovingPage( sal_False )
        ,aControlsUseRefDevice()
	{
	}
};

/*************************************************************************
|*
|* Ctor
|*
\************************************************************************/
FmFormModel::FmFormModel(SfxItemPool* pPool, SfxObjectShell* pPers)
			:SdrModel(pPool, pPers, LOADREFCOUNTS)
			,m_pImpl(NULL)
			,m_pObjShell(0)
			,m_bOpenInDesignMode(sal_False)
			,m_bAutoControlFocus(sal_False)
{
#ifndef SVX_LIGHT
	m_pImpl = new FmFormModelImplData;
	m_pImpl->pUndoEnv = new FmXUndoEnvironment(*this);
	m_pImpl->pUndoEnv->acquire();
#endif
}

/*************************************************************************
|*
|* Ctor
|*
\************************************************************************/
FmFormModel::FmFormModel(const XubString& rPath, SfxItemPool* pPool, SfxObjectShell* pPers)
			:SdrModel(rPath, pPool, pPers)
			,m_pImpl(NULL)
			,m_pObjShell(0)
			,m_bOpenInDesignMode(sal_False)
			,m_bAutoControlFocus(sal_False)
{
#ifndef SVX_LIGHT
	m_pImpl = new FmFormModelImplData;
	m_pImpl->pUndoEnv = new FmXUndoEnvironment(*this);
	m_pImpl->pUndoEnv->acquire();
#endif
}

/*************************************************************************
|*
|* Ctor
|*
\************************************************************************/
FmFormModel::FmFormModel(SfxItemPool* pPool, SfxObjectShell* pPers,
						 FASTBOOL bUseExtColorTable
						 )
			:SdrModel(pPool, pPers, bUseExtColorTable, LOADREFCOUNTS)
			,m_pImpl(NULL)
			,m_pObjShell(0)
			,m_bOpenInDesignMode(sal_False)
			,m_bAutoControlFocus(sal_False)
{
#ifndef SVX_LIGHT
	m_pImpl = new FmFormModelImplData;
	m_pImpl->pUndoEnv = new FmXUndoEnvironment(*this);
	m_pImpl->pUndoEnv->acquire();
#endif
}

/*************************************************************************
|*
|* Ctor
|*
\************************************************************************/
FmFormModel::FmFormModel(const XubString& rPath, SfxItemPool* pPool, SfxObjectShell* pPers,
						 FASTBOOL bUseExtColorTable)
			:SdrModel(rPath, pPool, pPers, bUseExtColorTable, LOADREFCOUNTS)
            ,m_pImpl( NULL )
			,m_pObjShell(0)
			,m_bOpenInDesignMode(sal_False)
			,m_bAutoControlFocus(sal_False)
{
#ifndef SVX_LIGHT
	m_pImpl = new FmFormModelImplData;
	m_pImpl->pUndoEnv = new FmXUndoEnvironment(*this);
	m_pImpl->pUndoEnv->acquire();
#endif
}

/*************************************************************************
|*
|* Dtor
|*
\************************************************************************/
FmFormModel::~FmFormModel()
{
#ifndef SVX_LIGHT
	if (m_pObjShell && m_pImpl->pUndoEnv->IsListening(*m_pObjShell))
		SetObjectShell(NULL);

	ClearUndoBuffer();
	// minimale grenze fuer undos
	SetMaxUndoActionCount(1);

	m_pImpl->pUndoEnv->release();
	delete m_pImpl;

#endif
}

/*************************************************************************
|*
|* Erzeugt eine neue Seite
|*
\************************************************************************/
SdrPage* FmFormModel::AllocPage(FASTBOOL bMasterPage)
{
	return new FmFormPage(*this, NULL, bMasterPage);
}

/*************************************************************************
|*
|* InsertPage
|*
\************************************************************************/
void FmFormModel::InsertPage(SdrPage* pPage, sal_uInt16 nPos)
{
#ifndef SVX_LIGHT
	// hack solange Methode intern
	if (m_pObjShell && !m_pImpl->pUndoEnv->IsListening( *m_pObjShell ))
		SetObjectShell(m_pObjShell);
#endif

	SdrModel::InsertPage( pPage, nPos );
}

/*************************************************************************
|*
|* MovePage
|*
\************************************************************************/
void FmFormModel::MovePage( sal_uInt16 nPgNum, sal_uInt16 nNewPos )
{
#ifndef SVX_LIGHT
	m_pImpl->bMovingPage = sal_True;
		// see InsertPage for this
#endif

	SdrModel::MovePage( nPgNum, nNewPos );

#ifndef SVX_LIGHT
	m_pImpl->bMovingPage = sal_False;
#endif
}

/*************************************************************************
|*
|* RemovePage
|*
\************************************************************************/
SdrPage* FmFormModel::RemovePage(sal_uInt16 nPgNum)
{
    FmFormPage* pToBeRemovedPage = dynamic_cast< FmFormPage* >( GetPage( nPgNum ) );
    OSL_ENSURE( pToBeRemovedPage, "FmFormModel::RemovePage: *which page*?" );

#ifndef SVX_LIGHT
    if ( pToBeRemovedPage )
    {
        Reference< XNameContainer > xForms( pToBeRemovedPage->GetForms( false ) );
        if ( xForms.is() )
            m_pImpl->pUndoEnv->RemoveForms( xForms );
    }
#endif

    FmFormPage* pRemovedPage = (FmFormPage*)SdrModel::RemovePage(nPgNum);
    OSL_ENSURE( pRemovedPage == pToBeRemovedPage, "FmFormModel::RemovePage: inconsistency!" );
    return pRemovedPage;
}

/*************************************************************************
|*
|* InsertMasterPage
|*
\************************************************************************/
void FmFormModel::InsertMasterPage(SdrPage* pPage, sal_uInt16 nPos)
{
#ifndef SVX_LIGHT
	// hack solange Methode intern
	if (m_pObjShell && !m_pImpl->pUndoEnv->IsListening( *m_pObjShell ))
		SetObjectShell(m_pObjShell);
#endif

	SdrModel::InsertMasterPage(pPage, nPos);
}

/*************************************************************************
|*
|* RemoveMasterPage
|*
\************************************************************************/
SdrPage* FmFormModel::RemoveMasterPage(sal_uInt16 nPgNum)
{
	FmFormPage* pPage = (FmFormPage*)SdrModel::RemoveMasterPage(nPgNum);

#ifndef SVX_LIGHT
	if ( pPage )
    {
        Reference< XNameContainer > xForms( pPage->GetForms( false ) );
        if ( xForms.is() )
		    m_pImpl->pUndoEnv->RemoveForms( xForms );
    }
#endif

	return pPage;
}

//------------------------------------------------------------------------
SdrLayerID FmFormModel::GetControlExportLayerId( const SdrObject& rObj ) const
{
	return rObj.GetLayer();
}

//------------------------------------------------------------------------
void FmFormModel::implSetOpenInDesignMode( sal_Bool _bOpenDesignMode, sal_Bool _bForce )
{
	if( ( _bOpenDesignMode != m_bOpenInDesignMode ) || _bForce )
	{
		m_bOpenInDesignMode = _bOpenDesignMode;

		if ( m_pObjShell )
			m_pObjShell->SetModified( sal_True );
	}
	// no matter if we really did it or not - from now on, it does not count as defaulted anymore
	m_pImpl->bOpenInDesignIsDefaulted = sal_False;
}

//------------------------------------------------------------------------
void FmFormModel::SetOpenInDesignMode( sal_Bool bOpenDesignMode )
{
#ifndef SVX_LIGHT
	implSetOpenInDesignMode( bOpenDesignMode, sal_False );
#endif
}

#ifndef SVX_LIGHT
//------------------------------------------------------------------------
sal_Bool FmFormModel::OpenInDesignModeIsDefaulted( )
{
	return m_pImpl->bOpenInDesignIsDefaulted;
}
#endif

//------------------------------------------------------------------------
sal_Bool FmFormModel::ControlsUseRefDevice() const
{
    if ( !m_pImpl->aControlsUseRefDevice )
    {
        DocumentType eDocType = eUnknownDocumentType;
        if ( m_pObjShell )
            eDocType = DocumentClassification::classifyHostDocument( m_pObjShell->GetModel() );
        m_pImpl->aControlsUseRefDevice.reset( ControlLayouter::useDocumentReferenceDevice( eDocType ) );
    }
    return *m_pImpl->aControlsUseRefDevice;
}

//------------------------------------------------------------------------
void FmFormModel::SetAutoControlFocus( sal_Bool _bAutoControlFocus )
{
#ifndef SVX_LIGHT
	if( _bAutoControlFocus != m_bAutoControlFocus )
	{
		m_bAutoControlFocus = _bAutoControlFocus;
		m_pObjShell->SetModified( sal_True );
	}
#endif
}

//------------------------------------------------------------------------
void FmFormModel::SetObjectShell( SfxObjectShell* pShell )
{
#ifndef SVX_LIGHT
	if (pShell == m_pObjShell)
		return;

	if (m_pObjShell)
	{
		m_pImpl->pUndoEnv->EndListening( *this );
		m_pImpl->pUndoEnv->EndListening( *m_pObjShell );
	}

	m_pObjShell = pShell;

	if (m_pObjShell)
	{
        m_pImpl->pUndoEnv->SetReadOnly( m_pObjShell->IsReadOnly() || m_pObjShell->IsReadOnlyUI(), FmXUndoEnvironment::Accessor() );

		if (!m_pImpl->pUndoEnv->IsReadOnly())
			 m_pImpl->pUndoEnv->StartListening(*this);

		m_pImpl->pUndoEnv->StartListening( *m_pObjShell );
	}
#endif
}

//------------------------------------------------------------------------
FmXUndoEnvironment&	FmFormModel::GetUndoEnv()
{
	return *m_pImpl->pUndoEnv;
}