paragraph.cpp

来自「ncbi源码」· C++ 代码 · 共 221 行

/*
 * ===========================================================================
 * PRODUCTION $Log: paragraph.cpp,v $
 * PRODUCTION Revision 1000.2  2004/06/01 21:02:23  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.10
 * PRODUCTION
 * ===========================================================================
 */

/*
 * ===========================================================================
 *
 *                            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 warrantic word - diversity?ies, 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:  Lou Friedman
 *
 * File Description:
 *    Implmentation of the CPargarph class used to manage genbank
 *      paragraphs for editing.
 */
//#include <corelib/ncbistd.hpp>

#include <ncbi_pch.hpp>
#include <FL/Fl.H>
#include <FL/Fl_Box.H>
#include <FL/fl_draw.H>

#include <objtools/format/items/item.hpp>
#include <objtools/format/formatter.hpp>
#include "paragraph.hpp"
#include "object_editor.hpp"
#include "header_editor.hpp"
#include "reference_editor.hpp"


BEGIN_NCBI_SCOPE
USING_SCOPE(objects);


static void SetTextMeasure (Fl_Widget *w)
{
    int ww = 0;
    int wh = 0;

    // get currnet font state
    int current_font = fl_font();
    int current_size = fl_size();

    // change state, measure and set widget size
    fl_font(w->labelfont(), w->labelsize());
    fl_measure(w->label(), ww, wh);
    w->size(ww, wh);

    // return to original state
    fl_font(current_font, current_size);
}
    
// Static variable initilization
CParagraph*  CParagraph::m_CurrentSelection = NULL;

/*
CParagraph::CParagraph(const string& buffer, int font_size, Fl_Font font,
                       const CSerialObject* topic)
          : Fl_Box (0, 0, 0, 0),
            m_buffer (buffer)
{
    labelsize(font_size);
    labelfont(font);
    labeltype(FL_NORMAL_LABEL);
    labelcolor(FL_FOREGROUND_COLOR);
    align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
    label(m_buffer.c_str());

    box(FL_FLAT_BOX);
    color(FL_BACKGROUND2_COLOR);
    SetTextMeasure(this);

    m_topic = topic;
    m_selected = false;
}
*/


CParagraph::CParagraph (CConstRef<IFlatItem> item, CRef<IFormatter> formatter)
    : Fl_Box (0, 0, 0, 0), m_section(0), m_selected(false), m_topic(0), 
      m_Item(item), m_Formatter(formatter)
{
    box(FL_FLAT_BOX);
    labelsize(12);
    labelfont(FL_COURIER);
    labeltype(FL_NORMAL_LABEL);
    labelcolor(FL_FOREGROUND_COLOR);
    color(FL_BACKGROUND2_COLOR);
    align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
    m_Item->Format(*m_Formatter, *this);
    m_topic = item->GetObject();
}


CParagraph::~CParagraph()
{
    if (m_selected) {
        Deselect();
    }
}


void CParagraph::AddParagraph
(const list<string>& text,
 const CSerialObject* obj)
{
    m_buffer = NStr::Join(text, "\n");
    if ( m_buffer.empty() ) {
        hide();
        return;
    }
    label(m_buffer.c_str());
    SetTextMeasure(this);
    redraw();
}


int CParagraph::handle(int event) 
{

    switch (event) {
    case FL_PUSH:
        if ( !m_selected ) {
            if (m_CurrentSelection) {
                m_CurrentSelection->Deselect();
            }

            m_EntryForm.reset();
            Select();
        }
        if (Fl::event_clicks()) {
            DoubleClick();
        }
        return 1;
    default:
        return Fl_Box::handle(event);
    }
}


void CParagraph::EditCancled()
{
    m_EntryForm.reset();
    Deselect();
}


void CParagraph::EditSaved()
{
    m_EntryForm.reset();
    Deselect();
}


void CParagraph::Select() 
{
    m_selected = true;
    color(FL_SELECTION_COLOR);
    labelcolor(FL_WHITE);
    
    m_CurrentSelection = this;   
    redraw();             
}

void CParagraph::DoubleClick()
{
    if ( m_topic == 0 ) {
        return;
    }

    // create the CObject edit gui and store a pointer to it.
    if (m_buffer.find("LOCUS") == 0) {
        m_EntryForm.reset(new CLocusEntryForm(this));
    } else if (m_buffer.find("DEFINITION") == 0) {
        m_EntryForm.reset(new CDefinEntryForm(this));
    } else if (m_buffer.find("REFERENCE") == 0) {
        m_EntryForm.reset(new CReferenceEntryForm(this));
    } else { 
        m_EntryForm.reset(new CGenbankEntryForm(this));
    }
    m_EntryForm->Show();
}

void CParagraph::Deselect() 
{
    color(FL_BACKGROUND2_COLOR);
    labelcolor(FL_FOREGROUND_COLOR);
    m_CurrentSelection = 0;
    m_selected = false;
    m_EntryForm.reset();
    redraw();
}


END_NCBI_SCOPE