colorlistitem.h

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/*
                             This file is part of the Opie Project

                             Copyright (c)  2002 Robert Griebl <sandman@handhelds.org>
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            .=l.
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 _;:,     .>    :=|.         This program is free software; you can
.> <`_,   >  .   <=          redistribute it and/or  modify it under
:`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
.="- .-=="i,     .._         License as published by the Free Software
 - .   .-<_>     .<>         Foundation; either version 2 of the License,
     ._= =}       :          or (at your option) any later version.
    .%`+i>       _;_.
    .i_,=:_.      -<s.       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
..}^=.=       =       ;      Library General Public License for more
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 -.   .:....=;==+<;          You should have received a copy of the GNU
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    --        :-=`           this library; see the file COPYING.LIB.
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*/

#ifndef COLORLISTITEM_H
#define COLORLISTITEM_H

#include <qlistbox.h>
#include <qpalette.h>
#include <qapplication.h>

#include <qpe/config.h>

class Appearance;

class ColorListItem : public QListBoxText {
public:
        ColorListItem ( const QString &t, Config &cfg ) : QListBoxText ( t ) 
        {
                m_colors = new QColor [s_colorcount];
                load ( cfg );
        }

        virtual ~ColorListItem ( )
        {
                delete [] m_colors;
        }
        
        QPalette palette ( )
        {
                return m_palette;
        }

        bool load ( Config &cfg )
        {
                for ( int i = 0; i < s_colorcount; i++ ) 
                        m_colors [i] = QColor ( cfg. readEntry ( s_colorlut [i]. m_key, s_colorlut [i]. m_def ));
                        
                buildPalette ( );
                return true;
        }
        
        void buildPalette ( )
        {
                m_palette = QPalette ( m_colors [r2i(QColorGroup::Button)], m_colors [r2i(QColorGroup::Background)] );
                m_palette. setColor ( QColorGroup::Highlight, m_colors [r2i(QColorGroup::Highlight)] );
                m_palette. setColor ( QColorGroup::HighlightedText, m_colors [r2i(QColorGroup::HighlightedText)] );
                m_palette. setColor ( QColorGroup::Text, m_colors [r2i(QColorGroup::Text)] );
                m_palette. setColor ( QPalette::Active, QColorGroup::ButtonText, m_colors [r2i(QColorGroup::ButtonText)] );
                m_palette. setColor ( QColorGroup::Base, m_colors [r2i(QColorGroup::Base)] );
                m_palette. setColor ( QPalette::Disabled, QColorGroup::Text, m_palette. color ( QPalette::Active, QColorGroup::Background ). dark ( ));
        }
        
        bool save ( Config &cfg )
        {
                for ( int i = 0; i < s_colorcount; i++ ) 
                        cfg. writeEntry ( s_colorlut [i]. m_key, m_colors [i]. name ( ));
                return true;
        }

        QColor color ( QColorGroup::ColorRole role )
        {
                int i = r2i ( role );
                return i >= 0 ? m_colors [i] : QColor ( );
        }
        
        void setColor ( QColorGroup::ColorRole role, QColor c )
        {
                int i = r2i ( role );
                if ( i >= 0 ) {
                        m_colors [i] = c;
                        buildPalette ( );
                }
        }
        
        QString label ( QColorGroup::ColorRole role )
        {
                int i = r2i ( role );
                return i >= 0 ? qApp-> translate ( "Appearance", s_colorlut [i]. m_label ) : QString::null;
        }
                
private:
        QPalette m_palette;     
        QColor *m_colors;
        
        static struct colorlut {
                QColorGroup::ColorRole m_role;
                const char *           m_key;
                const char *           m_def;           
                const char *           m_label;
        } const s_colorlut [];
        static const int s_colorcount;

        static int r2i ( QColorGroup::ColorRole role )
        {
                for ( int i = 0; i < s_colorcount; i++ ) {
                        if ( s_colorlut [i]. m_role == role )
                                return i;
                }
                return -1;
        }
};

// from etc/colors/Liquid.scheme
const ColorListItem::colorlut ColorListItem::s_colorlut [] = {
        { QColorGroup::Base,            "Base",            "#FFFFFF", QT_TRANSLATE_NOOP( "Appearance", "Base" )             },
        { QColorGroup::Background,      "Background",      "#E0E0E0", QT_TRANSLATE_NOOP( "Appearance", "Background" )       },
        { QColorGroup::Button,          "Button",          "#96c8fa", QT_TRANSLATE_NOOP( "Appearance", "Button" )           },
        { QColorGroup::ButtonText,      "ButtonText",      "#000000", QT_TRANSLATE_NOOP( "Appearance", "Button Text" )      }, 
        { QColorGroup::Highlight,       "Highlight",       "#73adef", QT_TRANSLATE_NOOP( "Appearance", "Highlight" )        },
        { QColorGroup::HighlightedText, "HighlightedText", "#FFFFFF", QT_TRANSLATE_NOOP( "Appearance", "Highlighted Text" ) },
        { QColorGroup::Text,            "Text",            "#000000", QT_TRANSLATE_NOOP( "Appearance", "Text" )             }
};

const int ColorListItem::s_colorcount =  sizeof( s_colorlut ) / sizeof ( s_colorlut [0] );


#endif

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