non/FL/Fl_Sometimes_Input.H

/*******************************************************************************/
/* Copyright (C) 2008 Jonathan Moore Liles                                     */
/*                                                                             */
/* This program is free software; you can redistribute it and/or modify it     */
/* under the terms of the GNU General Public License as published by the       */
/* Free Software Foundation; either version 2 of the License, or (at your      */
/* option) any later version.                                                  */
/*                                                                             */
/* This program is distributed in the hope that it will be useful, but WITHOUT */
/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or       */
/* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for   */
/* more details.                                                               */
/*                                                                             */
/* You should have received a copy of the GNU General Public License along     */
/* with This program; see the file COPYING.  If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
/*******************************************************************************/

#pragma once

/* Just like an Fl_Input, except that when not being edited it
 * displays just like a label. */

#include <FL/Fl.H>
#include <FL/Fl_Window.H>

class Fl_Sometimes_Input : public Fl_Input
{

    Fl_Boxtype _up_box;

public:

    Fl_Sometimes_Input ( int X, int Y, int W, int H, const char *L=0 )
        : Fl_Input( X, Y, W, H, L )
        {
            clear_visible_focus();
            up_box( FL_NO_BOX );
        }

    void up_box ( Fl_Boxtype b ) { _up_box = b;  }
    Fl_Boxtype up_box ( void ) const { return _up_box; }

    virtual void
    draw ( void )
        {
            if ( this == Fl::focus() )
                Fl_Input::draw();
            else
            {
                fl_draw_box( up_box(), x(), y(), w(), h(), color() );
                fl_color( FL_FOREGROUND_COLOR /* textcolor() */ );
                fl_font( textfont(), textsize() );
                fl_draw( value(), x(), y(), w(), h(), FL_ALIGN_CENTER );
            }
        }

    virtual void
    take_focus ( void )
        {
            set_visible_focus();
            Fl_Widget::take_focus();
            clear_visible_focus();
        }

    virtual int
    handle ( int m )
        {
            int r = Fl_Input::handle( m );

            switch ( m )
            {
                case FL_FOCUS:
                    redraw();
                    return 1;
                case FL_PUSH:
                    take_focus();
                    redraw();
                    return 1;
                case FL_UNFOCUS:

                    if ( window() )
                        window()->damage( FL_DAMAGE_EXPOSE, x(), y(), w(), h() );

                    redraw();
                    return r;
                default:
                    return r;
            }
        }
};