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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.
 *
 ************************************************************************/

#ifndef __FRAMEWORK_PATTERN_FRAME_HXX_
#define __FRAMEWORK_PATTERN_FRAME_HXX_

//_______________________________________________
// own includes

#include <general.h>

//_______________________________________________
// interface includes
#include <com/sun/star/frame/XFrame.hpp>
#include <com/sun/star/frame/XController.hpp>
#include <com/sun/star/frame/XModel.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/util/XCloseable.hpp>

//_______________________________________________
// other includes

//_______________________________________________
// namespaces

#ifndef css
namespace css = ::com::sun::star;
#endif

namespace framework{
    namespace pattern{
        namespace frame{

//_______________________________________________
// definitions

//-----------------------------------------------
inline css::uno::Reference< css::frame::XModel > extractFrameModel(const css::uno::Reference< css::frame::XFrame >& xFrame)
{
    css::uno::Reference< css::frame::XModel >      xModel;
    css::uno::Reference< css::frame::XController > xController;
    if (xFrame.is())
        xController = xFrame->getController();
    if (xController.is())
        xModel = xController->getModel();
    return xModel;
}

//-----------------------------------------------
/** @short  close (or dispose) the given resource.

    @descr  It try to close the given resource first.
            Delegating of the ownership can be influenced from
            outside. If closing isnt possible (because the
            needed interface isnt available) dispose() is tried instead.
            Al possible exception are handled inside.
            So the user of this method has to look for the return value only.

    @attention  The given resource will not be cleared.
                But later using of it can produce an exception!

    @param  xResource
            the object, which should be closed here.

    @param  bDelegateOwnerShip
            used at the XCloseable->close() method to define
            the right owner in case closing failed.

    @return [bool]
            sal_True if closing failed.
 */
inline sal_Bool closeIt(const css::uno::Reference< css::uno::XInterface >& xResource         ,
                       sal_Bool                                     bDelegateOwnerShip)
{
    css::uno::Reference< css::util::XCloseable > xClose  (xResource, css::uno::UNO_QUERY);
    css::uno::Reference< css::lang::XComponent > xDispose(xResource, css::uno::UNO_QUERY);

    try
    {
        if (xClose.is())
            xClose->close(bDelegateOwnerShip);
        else
        if (xDispose.is())
            xDispose->dispose();
        else
            return sal_False;
    }
    catch(const css::util::CloseVetoException&)
        { return sal_False; }
    catch(const css::lang::DisposedException&)
        {} // disposed is closed is ...
    catch(const css::uno::RuntimeException&)
        { throw; } // shouldnt be suppressed!
    catch(const css::uno::Exception&)
        { return sal_False;  } // ??? We defined to return a boolen value instead of throwing exceptions ...
                               // (OK: RuntimeExceptions shouldnt be catched inside the core ..)

    return sal_True;
}

        } // namespace frame
    } // namespace pattern
} // namespace framework

#endif // __FRAMEWORK_PATTERN_FRAME_HXX_

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