browser.cpp

ncbi源码

/*
 * ===========================================================================
 * PRODUCTION $Log: browser.cpp,v $
 * PRODUCTION Revision 1000.1  2004/06/01 21:08:43  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.3
 * PRODUCTION
 * ===========================================================================
 */

/*  $Id: browser.cpp,v 1000.1 2004/06/01 21:08:43 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 <ncbi_pch.hpp>
#include <gui/widgets/fl/browser.hpp> 

BEGIN_NCBI_SCOPE

CBrowser::CBrowser(int x, int y, int w, int h, const char* label)
: Fl_Browser(x, y, w, h, label),
  m_bNoEmptySelection(true) 
{
    type(2);
    callback(CallbackFunc);
}

void    CBrowser::NoEmptySelection(bool no) 
{
    m_bNoEmptySelection = no;
}

void     CBrowser::CallbackFunc(Fl_Widget* widget, void* ptr)
{
    CBrowser* browser = dynamic_cast<CBrowser*>(widget);        
    if(browser  &&  browser->m_bNoEmptySelection) {
        int v = browser->value();
        int size =  browser->size();
        if(v == 0  && size != 0)   { 
            // if nothing selected - select last line
            browser->select(size);
        }
    }
}


END_NCBI_SCOPE

/*
 * ===========================================================================
 * $Log: browser.cpp,v $
 * Revision 1000.1  2004/06/01 21:08:43  gouriano
 * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.3
 *
 * Revision 1.3  2004/05/21 22:27:53  gorelenk
 * Added PCH ncbi_pch.hpp
 *
 * Revision 1.2  2004/02/04 20:01:48  yazhuk
 * Added type(2) in constructor
 *
 * Revision 1.1  2003/12/05 17:20:00  yazhuk
 * Initial revision
 *
 * ===========================================================================
 */