84 lines
2.8 KiB
C++
84 lines
2.8 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: ScrollHelper.cxx,v $
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* $Revision: 1.6 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_dbaccess.hxx"
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#ifndef DBAUI_SCROLLHELPER_HXX
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#include "ScrollHelper.hxx"
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#endif
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#ifndef _TOOLS_DEBUG_HXX
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#include <tools/debug.hxx>
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#endif
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#define LISTBOX_SCROLLING_AREA 12
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namespace dbaui
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{
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DBG_NAME(OScrollHelper)
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// -----------------------------------------------------------------------------
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OScrollHelper::OScrollHelper()
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{
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DBG_CTOR(OScrollHelper,NULL);
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}
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// -----------------------------------------------------------------------------
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OScrollHelper::~OScrollHelper()
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{
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DBG_DTOR(OScrollHelper,NULL);
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}
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// -----------------------------------------------------------------------------
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void OScrollHelper::scroll(const Point& _rPoint, const Size& _rOutputSize)
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{
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// Scrolling Areas
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Rectangle aScrollArea( Point(0, _rOutputSize.Height() - LISTBOX_SCROLLING_AREA),
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Size(_rOutputSize.Width(), LISTBOX_SCROLLING_AREA) );
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Link aToCall;
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// if pointer in bottom area begin scroll
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if( aScrollArea.IsInside(_rPoint) )
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aToCall = m_aUpScroll;
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else
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{
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aScrollArea.SetPos(Point(0,0));
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// if pointer in top area begin scroll
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if( aScrollArea.IsInside(_rPoint) )
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aToCall = m_aDownScroll;
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}
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if ( aToCall.IsSet() )
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aToCall.Call( NULL );
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}
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// -----------------------------------------------------------------------------
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}
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// -----------------------------------------------------------------------------
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