form.cpp

来自「ncbi源码」· C++ 代码 · 共 146 行

/*
 * ===========================================================================
 * PRODUCTION $Log: form.cpp,v $
 * PRODUCTION Revision 1000.1  2004/06/01 21:09:03  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.3
 * PRODUCTION
 * ===========================================================================
 */

/*  $Id: form.cpp,v 1000.1 2004/06/01 21:09:03 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:  Mike DiCuccio
 *
 * File Description:
 *
 */

#include <ncbi_pch.hpp>
#include <gui/widgets/fl/form.hpp>


BEGIN_NCBI_SCOPE


CFlForm::CFlForm(int x, int y, int w, int h, const char* label)
    : CVScroll(x, y, w, h, label)
    , m_Pack(x, y, w - 20, h)
    , m_MaxHeight(500)
{
    m_Pack.resizable(NULL);
    m_Pack.spacing  (5);
}


void CFlForm::Clear()
{
    m_Pack.clear();
}


void CFlForm::AddWidget(Fl_Widget* w)
{
    _ASSERT(w);
    m_Pack.add(w);
}


void CFlForm::AddWidget(Fl_Widget* w, int pos)
{
    _ASSERT(w);
    m_Pack.insert(*w, pos);
}


void CFlForm::RemoveWidget(int idx)
{
    _ASSERT(idx < m_Pack.children());
    Fl_Widget* w = m_Pack.child(idx);
    m_Pack.remove(*w);
    delete w;
}


int CFlForm::GetNumEntries(void) const
{
    return m_Pack.children();
}


int CFlForm::GetHeight(void) const
{
    int eh = m_Pack.y() - y();
    for (int i = 0;  i < m_Pack.children();  ++i) {
        Fl_Widget* w = m_Pack.child(i);
        eh += w->h() + m_Pack.spacing(); 
        if (eh > m_MaxHeight) {
            break;
        }
    }

    return min(eh, m_MaxHeight);
}


int CFlForm::GetFormWidth(void) const
{
    return m_Pack.w();
}


int CFlForm::GetMaxHeight(void) const
{
    return m_MaxHeight;
}


void CFlForm::SetMaxHeight(int ht)
{
    m_MaxHeight = ht;
}


END_NCBI_SCOPE


/*
 * ===========================================================================
 * $Log: form.cpp,v $
 * Revision 1000.1  2004/06/01 21:09:03  gouriano
 * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.3
 *
 * Revision 1.3  2004/06/01 18:11:11  dicuccio
 * Trim margins
 *
 * Revision 1.2  2004/05/21 22:27:53  gorelenk
 * Added PCH ncbi_pch.hpp
 *
 * Revision 1.1  2003/10/23 16:25:31  dicuccio
 * Added CFlForm, CVScroll
 *
 * ===========================================================================
 */