Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include "ScrollHelper.hxx"
      21             : #include <tools/debug.hxx>
      22             : 
      23             : #define LISTBOX_SCROLLING_AREA  12
      24             : namespace dbaui
      25             : {
      26             : 
      27           4 :     OScrollHelper::OScrollHelper()
      28             :     {
      29           4 :     }
      30           4 :     OScrollHelper::~OScrollHelper()
      31             :     {
      32             : 
      33           4 :     }
      34           0 :     void OScrollHelper::scroll(const Point& _rPoint, const Size& _rOutputSize)
      35             :     {
      36             :         // Scrolling Areas
      37           0 :         Rectangle aScrollArea( Point(0, _rOutputSize.Height() - LISTBOX_SCROLLING_AREA),
      38           0 :                                      Size(_rOutputSize.Width(), LISTBOX_SCROLLING_AREA) );
      39             : 
      40           0 :         Link<> aToCall;
      41             :         // if pointer in bottom area begin scroll
      42           0 :         if( aScrollArea.IsInside(_rPoint) )
      43           0 :             aToCall = m_aUpScroll;
      44             :         else
      45             :         {
      46           0 :             aScrollArea.SetPos(Point(0,0));
      47             :             // if pointer in top area begin scroll
      48           0 :             if( aScrollArea.IsInside(_rPoint) )
      49           0 :                 aToCall = m_aDownScroll;
      50             :         }
      51           0 :         if ( aToCall.IsSet() )
      52           0 :             aToCall.Call( NULL );
      53           0 :     }
      54             : }
      55             : 
      56             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */