scroll_widget.hpp

ncbi源码

/*
 * ===========================================================================
 * PRODUCTION $Log: scroll_widget.hpp,v $
 * PRODUCTION Revision 1000.1  2004/06/01 19:48:30  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.7
 * PRODUCTION
 * ===========================================================================
 */

#ifndef GUI_GRAPH___SCROLL_WIDGET__HPP
#define GUI_GRAPH___SCROLL_WIDGET__HPP

/*  $Id: scroll_widget.hpp,v 1000.1 2004/06/01 19:48:30 gouriano Exp $
 * ===========================================================================
 *
 *                            PUBLIC DOMAIN NOTICE
 *               National Center for Biotechnology Information
 *
 *  This software/database is a "United States Government Work" under the
 *  terms of the United States Copyright Act.  It was written as part of
 *  the author's official duties as a United States Government employee and
 *  thus cannot be copyrighted.  This software/database is freely available
 *  to the public for use. The National Library of Medicine and the U.S.
 *  Government have not placed any restriction on its use or reproduction.
 *
 *  Although all reasonable efforts have been taken to ensure the accuracy
 *  and reliability of the software and data, the NLM and the U.S.
 *  Government do not and cannot warrant the performance or results that
 *  may be obtained by using this software or data. The NLM and the U.S.
 *  Government disclaim all warranties, express or implied, including
 *  warranties of performance, merchantability or fitness for any particular
 *  purpose.
 *
 *  Please cite the author in any work or product based on this material.
 *
 * ===========================================================================
 *
 * Authors:  Andrey Yazhuk
 *
 * File Description:
 *
 */

#include <corelib/ncbistd.hpp>
#include <gui/gui.hpp>

#include <FL/Fl_Group.H>
#include <FL/Fl_Scrollbar.H>

/** @addtogroup GUI_GRAPH
 *
 * @{
 */

BEGIN_NCBI_SCOPE

////////////////////////////////////////////////////////////////////////////////
/// class IScrollContainer

class IScrollContainer
{
public:
    virtual ~IScrollContainer() {}

    virtual void SetValuesX(int Pos, int Page, int Min, int Max) = 0;
    virtual void SetValuesY(int Pos, int Page, int Min, int Max) = 0;
    
    /*virtual void SetPosX(int pos) = 0;
    virtual void SetPageSizeX(int Size) = 0;
    virtual void SetScrollRangeX(int Start, int End) = 0;
    
    virtual void SetPosY(int pos) = 0;
    virtual void SetPageSizeY(int S) = 0;
    virtual void SetScrollRangeY(int Start, int End) = 0;*/
};

////////////////////////////////////////////////////////////////////////////////
/// class IScrollableWidget

class IScrollableWidget
{
public:
    virtual ~IScrollableWidget() {}

    virtual void SetContainer(IScrollContainer* pCont) = 0;
    virtual void OnScrollX(Fl_Scrollbar* pBar) = 0;
    virtual void OnScrollY(Fl_Scrollbar* pBar) = 0;
};

////////////////////////////////////////////////////////////////////////////////
///
class NCBI_GUIGRAPH_EXPORT CScrollWidget : public Fl_Group, public IScrollContainer
{
public:
    CScrollWidget(int x, int y, int w, int h);
    virtual ~CScrollWidget();

    void    SetScrollableWidget(IScrollableWidget* pScW);

    // IScrollContainer implementaion
    virtual void SetValuesX(int Pos, int Page, int Min, int Max);
    virtual void SetValuesY(int Pos, int Page, int Min, int Max);
    
    /*virtual void SetPosX(int pos);
    virtual void SetPageSizeX(int pos);
    virtual void SetScrollRangeX(int Start, int End);
    
    virtual void SetPosY(int pos);
    virtual void SetPageSizeY(int pos);
    virtual void SetScrollRangeY(int Start, int End);*/
protected:
    // scrollbar callbacks
    static void x_OnScrollX(Fl_Widget*, void* pData);
    static void x_OnScrollY(Fl_Widget*, void* pData);

protected:    
    Fl_Scrollbar *m_pScrollX;
    Fl_Scrollbar *m_pScrollY;
    
    IScrollableWidget *m_pScWidget;
};

END_NCBI_SCOPE

/*
 * ===========================================================================
 * $Log: scroll_widget.hpp,v $
 * Revision 1000.1  2004/06/01 19:48:30  gouriano
 * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.7
 *
 * Revision 1.7  2004/05/11 18:54:43  dicuccio
 * Added doxygen modules info
 *
 * Revision 1.6  2004/05/03 12:43:07  dicuccio
 * Added #include for gui/gui.hpp
 *
 * Revision 1.5  2003/09/23 19:18:35  yazhuk
 * Restored deleted file
 *
 * Revision 1.3  2003/09/04 13:58:42  dicuccio
 * Added export specifiers.  Inlined destructors of interface classes
 *
 * Revision 1.2  2003/08/11 16:08:26  yazhuk
 * Compilation fixes for GCC.
 *
 * Revision 1.1  2003/08/08 16:01:35  yazhuk
 * Initial revision.
 *
 * ===========================================================================
 */

#endif