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/*****************************************************************************
 * preferences_widgets.cpp : Widgets for preferences displays
 ****************************************************************************
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 * Copyright (C) 2006-2007 the VideoLAN team
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 * $Id$
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 *
 * Authors: Clément Stenac <zorglub@videolan.org>
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 *          Antoine Cellerier <dionoea@videolan.org>
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 *          Jean-Baptiste Kempf <jb@videolan.org>
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 *
 * 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; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/
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/**
 * Todo:
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 *  - Finish implementation (see WX, there might be missing a
 *    i_action handler for IntegerLists, but I don't see any module using it...
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 *  - Improvements over WX
 *      - Validator for modulelist
 */
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#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
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#include "components/preferences_widgets.hpp"
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#include "util/customwidgets.hpp"
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#include <vlc_keys.h>
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#include <QString>
#include <QVariant>
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#include <QGridLayout>
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#include <QSlider>
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#include <QFileDialog>
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#include <QGroupBox>
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#include <QTreeWidgetItem>
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#include <QSignalMapper>
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#include <QDialogButtonBox>
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#define MINWIDTH_BOX 90
#define LAST_COLUMN 10
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QString formatTooltip(const QString & tooltip)
{
    QString formatted =
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    "<html><head><meta name=\"qrichtext\" content=\"1\" />"
    "<style type=\"text/css\"> p, li { white-space: pre-wrap; } </style></head>"
    "<body style=\" font-family:'Sans Serif'; font-size:9pt; font-weight:400; "
    "font-style:normal; text-decoration:none;\">"
    "<p style=\" margin-top:0px; margin-bottom:0px; margin-left:0px; "
    "margin-right:0px; -qt-block-indent:0; text-indent:0px;\">" +
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    tooltip +
    "</p></body></html>";
    return formatted;
}
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ConfigControl *ConfigControl::createControl( vlc_object_t *p_this,
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                                             module_config_t *p_item,
                                             QWidget *parent )
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{
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    int i = 0;
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    return createControl( p_this, p_item, parent, NULL, i );
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}

ConfigControl *ConfigControl::createControl( vlc_object_t *p_this,
                                             module_config_t *p_item,
                                             QWidget *parent,
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                                             QGridLayout *l, int &line )
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{
    ConfigControl *p_control = NULL;

    switch( p_item->i_type )
    {
    case CONFIG_ITEM_MODULE:
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        p_control = new ModuleConfigControl( p_this, p_item, parent, false,
                                             l, line );
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        break;
    case CONFIG_ITEM_MODULE_CAT:
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        p_control = new ModuleConfigControl( p_this, p_item, parent, true,
                                             l, line );
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        break;
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    case CONFIG_ITEM_MODULE_LIST:
        p_control = new ModuleListConfigControl( p_this, p_item, parent, false,
                                             l, line );
        break;
    case CONFIG_ITEM_MODULE_LIST_CAT:
        p_control = new ModuleListConfigControl( p_this, p_item, parent, true,
                                             l, line );
        break;
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    case CONFIG_ITEM_STRING:
        if( !p_item->i_list )
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            p_control = new StringConfigControl( p_this, p_item, parent,
                                                 l, line, false );
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        else
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            p_control = new StringListConfigControl( p_this, p_item,
                                            parent, false, l, line );
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        break;
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    case CONFIG_ITEM_PASSWORD:
        if( !p_item->i_list )
            p_control = new StringConfigControl( p_this, p_item, parent,
                                                 l, line, true );
        else
            p_control = new StringListConfigControl( p_this, p_item,
                                            parent, true, l, line );
        break;
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    case CONFIG_ITEM_INTEGER:
        if( p_item->i_list )
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            p_control = new IntegerListConfigControl( p_this, p_item,
                                            parent, false, l, line );
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        else if( p_item->min.i || p_item->max.i )
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            p_control = new IntegerRangeConfigControl( p_this, p_item, parent,
                                                       l, line );
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        else
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            p_control = new IntegerConfigControl( p_this, p_item, parent,
                                                  l, line );
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        break;
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    case CONFIG_ITEM_FILE:
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        p_control = new FileConfigControl( p_this, p_item, parent, l,
                                                line, false );
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        break;
    case CONFIG_ITEM_DIRECTORY:
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        p_control = new DirectoryConfigControl( p_this, p_item, parent, l,
                                                line, false );
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        break;
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#if 0
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    case CONFIG_ITEM_FONT:
        p_control = new FontConfigControl( p_this, p_item, parent, l,
                                           line, false );
        break;
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#endif
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    case CONFIG_ITEM_KEY:
        p_control = new KeySelectorControl( p_this, p_item, parent, l, line );
        break;
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    case CONFIG_ITEM_BOOL:
        p_control = new BoolConfigControl( p_this, p_item, parent, l, line );
        break;
    case CONFIG_ITEM_FLOAT:
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        if( p_item->min.f || p_item->max.f )
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            p_control = new FloatRangeConfigControl( p_this, p_item, parent,
                                                     l, line );
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        else
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            p_control = new FloatConfigControl( p_this, p_item, parent,
                                                  l, line );
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        break;
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    default:
        break;
    }
    return p_control;
}
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void ConfigControl::doApply( intf_thread_t *p_intf )
{
    switch( getType() )
    {
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        case CONFIG_ITEM_INTEGER:
        case CONFIG_ITEM_BOOL:
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        {
            VIntConfigControl *vicc = qobject_cast<VIntConfigControl *>(this);
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            assert( vicc );
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            config_PutInt( p_intf, vicc->getName(), vicc->getValue() );
            break;
        }
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        case CONFIG_ITEM_FLOAT:
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        {
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            VFloatConfigControl *vfcc =
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                                    qobject_cast<VFloatConfigControl *>(this);
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            assert( vfcc );
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            config_PutFloat( p_intf, vfcc->getName(), vfcc->getValue() );
            break;
        }
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        case CONFIG_ITEM_STRING:
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        {
            VStringConfigControl *vscc =
                            qobject_cast<VStringConfigControl *>(this);
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            assert( vscc );
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            config_PutPsz( p_intf, vscc->getName(), qta( vscc->getValue() ) );
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            break;
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        }
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        case CONFIG_ITEM_KEY:
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        {
            KeySelectorControl *ksc = qobject_cast<KeySelectorControl *>(this);
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            assert( ksc );
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            ksc->doApply();
        }
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    }
}
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/**************************************************************************
 * String-based controls
 *************************************************************************/

/*********** String **************/
StringConfigControl::StringConfigControl( vlc_object_t *_p_this,
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                                          module_config_t *_p_item,
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                                          QWidget *_parent, QGridLayout *l,
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                                          int &line, bool pwd ) :
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                           VStringConfigControl( _p_this, _p_item, _parent )
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{
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    label = new QLabel( qtr(p_item->psz_text) );
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    text = new QLineEdit( qfu(p_item->value.psz) );
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    if( pwd ) text->setEchoMode( QLineEdit::Password );
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    finish();
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    if( !l )
    {
        QHBoxLayout *layout = new QHBoxLayout();
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        layout->addWidget( label, 0 ); layout->insertSpacing( 1, 10 );
        layout->addWidget( text, LAST_COLUMN );
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        widget->setLayout( layout );
    }
    else
    {
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        l->addWidget( label, line, 0 );
        l->setColumnMinimumWidth( 1, 10 );
        l->addWidget( text, line, LAST_COLUMN );
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    }
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}
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StringConfigControl::StringConfigControl( vlc_object_t *_p_this,
                                   module_config_t *_p_item,
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                                   QLabel *_label, QLineEdit *_text, bool pwd ):
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                           VStringConfigControl( _p_this, _p_item )
{
    text = _text;
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    label = _label;
    finish( );
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}
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void StringConfigControl::finish()
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{
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    text->setText( qfu(p_item->value.psz) );
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    text->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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    if( label )
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        label->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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}
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/*********** File **************/
FileConfigControl::FileConfigControl( vlc_object_t *_p_this,
                                          module_config_t *_p_item,
                                          QWidget *_parent, QGridLayout *l,
                                          int &line, bool pwd ) :
                           VStringConfigControl( _p_this, _p_item, _parent )
{
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    label = new QLabel( qtr(p_item->psz_text) );
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    text = new QLineEdit( qfu(p_item->value.psz) );
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    browse = new QPushButton( qtr( "Browse..." ) );
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    QHBoxLayout *textAndButton = new QHBoxLayout();
    textAndButton->setMargin( 0 );
    textAndButton->addWidget( text, 2 );
    textAndButton->addWidget( browse, 0 );
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    BUTTONACT( browse, updateField() );

    finish();

    if( !l )
    {
        QHBoxLayout *layout = new QHBoxLayout();
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        layout->addWidget( label, 0 );
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        layout->insertSpacing( 1, 10 );
        layout->addLayout( textAndButton, LAST_COLUMN );
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        widget->setLayout( layout );
    }
    else
    {
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        l->addWidget( label, line, 0 );
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        l->setColumnMinimumWidth( 1, 10 );
        l->addLayout( textAndButton, line, LAST_COLUMN );
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    }
}


FileConfigControl::FileConfigControl( vlc_object_t *_p_this,
                                   module_config_t *_p_item,
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                                   QLabel *_label, QLineEdit *_text,
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                                   QPushButton *_button, bool pwd ):
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                           VStringConfigControl( _p_this, _p_item )
{
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    browse = _button;
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    text = _text;
    label = _label;
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    BUTTONACT( browse, updateField() );
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    finish( );
}

void FileConfigControl::updateField()
{
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    QString file = QFileDialog::getOpenFileName( NULL,
                  qtr( "Select File" ), qfu( p_this->p_libvlc->psz_homedir ) );
    if( file.isNull() ) return;
    text->setText( file );
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}

void FileConfigControl::finish()
{
    text->setText( qfu(p_item->value.psz) );
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    text->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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    if( label )
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        label->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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}
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/********* String / Directory **********/
DirectoryConfigControl::DirectoryConfigControl( vlc_object_t *_p_this,
                        module_config_t *_p_item, QWidget *_p_widget,
                        QGridLayout *_p_layout, int& _int, bool _pwd ) :
     FileConfigControl( _p_this, _p_item, _p_widget, _p_layout, _int, _pwd)
{}

DirectoryConfigControl::DirectoryConfigControl( vlc_object_t *_p_this,
                        module_config_t *_p_item, QLabel *_p_label,
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                        QLineEdit *_p_line, QPushButton *_p_button, bool _pwd ):
     FileConfigControl( _p_this, _p_item, _p_label, _p_line, _p_button, _pwd)
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{}

void DirectoryConfigControl::updateField()
{
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    QString dir = QFileDialog::getExistingDirectory( NULL,
                      qtr( "Select Directory" ),
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                      text->text().isEmpty() ?
                        qfu( p_this->p_libvlc->psz_homedir ) : text->text(),
                      QFileDialog::ShowDirsOnly |
                        QFileDialog::DontResolveSymlinks );
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    if( dir.isNull() ) return;
    text->setText( dir );
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}
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#if 0
#include <QFontDialog>
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/********* String / Font **********/
FontConfigControl::FontConfigControl( vlc_object_t *_p_this,
                        module_config_t *_p_item, QWidget *_p_widget,
                        QGridLayout *_p_layout, int& _int, bool _pwd ) :
     FileConfigControl( _p_this, _p_item, _p_widget, _p_layout, _int, _pwd)
{}

FontConfigControl::FontConfigControl( vlc_object_t *_p_this,
                        module_config_t *_p_item, QLabel *_p_label,
                        QLineEdit *_p_line, QPushButton *_p_button, bool _pwd ):
     FileConfigControl( _p_this, _p_item, _p_label, _p_line, _p_button, _pwd)
{}

void FontConfigControl::updateField()
{
    bool ok;
    QFont font = QFontDialog::getFont( &ok, QFont( text->text() ), NULL );
    if( !ok ) return;
    text->setText( font.family() );
}
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#endif
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/********* String / choice list **********/
StringListConfigControl::StringListConfigControl( vlc_object_t *_p_this,
               module_config_t *_p_item, QWidget *_parent, bool bycat,
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               QGridLayout *l, int &line) :
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               VStringConfigControl( _p_this, _p_item, _parent )
{
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    label = new QLabel( qtr(p_item->psz_text) );
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    combo = new QComboBox();
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    combo->setMinimumWidth( MINWIDTH_BOX );
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    combo->setSizePolicy( QSizePolicy::MinimumExpanding, QSizePolicy::Preferred );
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    module_config_t *p_module_config = config_FindConfig( p_this, p_item->psz_name );
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    if(p_module_config && p_module_config->pf_update_list)
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    {
       vlc_value_t val;
       val.psz_string = strdup(p_module_config->value.psz);
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       p_module_config->pf_update_list(p_this, p_item->psz_name, val, val, NULL);

       // assume in a×y case that dirty was set to VLC_TRUE
       // because lazy programmes will use the same callback for
       // this, like the one behind the refresh push button?
       p_module_config->b_dirty = VLC_FALSE;
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       free( val.psz_string );
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    }
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    finish( p_module_config, bycat );
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    if( !l )
    {
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        l = new QGridLayout();
        l->addWidget( label, 0, 0 ); l->addWidget( combo, 0, LAST_COLUMN );
        widget->setLayout( l );
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    }
    else
    {
        l->addWidget( label, line, 0 );
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        l->addWidget( combo, line, LAST_COLUMN, Qt::AlignRight );
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    }
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    if( p_item->i_action )
    {
        QSignalMapper *signalMapper = new QSignalMapper(this);

        /* Some stringLists like Capture listings have action associated */
        for( int i = 0; i < p_item->i_action; i++ )
        {
            QPushButton *button =
                new QPushButton( qfu( p_item->ppsz_action_text[i] ));
            CONNECT( button, clicked(), signalMapper, map() );
            signalMapper->setMapping( button, i );
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            l->addWidget( button, line, LAST_COLUMN - p_item->i_action + i,
                    Qt::AlignRight );
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        }
        CONNECT( signalMapper, mapped( int ),
                this, actionRequested( int ) );
    }
}

void StringListConfigControl::actionRequested( int i_action )
{
    /* Supplementary check for boundaries */
    if( i_action < 0 || i_action >= p_item->i_action ) return;
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    module_config_t *p_module_config = config_FindConfig( p_this, getName() );
    if(!p_module_config) return;
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    vlc_value_t val;
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    val.psz_string =
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        qtu( (combo->itemData( combo->currentIndex() ).toString() ) );
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    p_module_config->ppf_action[i_action]( p_this, getName(), val, val, 0 );
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    if( p_module_config->b_dirty )
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    {
        combo->clear();
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        finish( p_module_config, true );
        p_module_config->b_dirty = VLC_FALSE;
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    }
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}
StringListConfigControl::StringListConfigControl( vlc_object_t *_p_this,
                module_config_t *_p_item, QLabel *_label, QComboBox *_combo,
                bool bycat ) : VStringConfigControl( _p_this, _p_item )
{
    combo = _combo;
    label = _label;
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    module_config_t *p_module_config = config_FindConfig( p_this, getName() );

    finish( p_module_config, bycat );
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}
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void StringListConfigControl::finish(module_config_t *p_module_config, bool bycat )
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{
    combo->setEditable( false );
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    if(!p_module_config) return;

    for( int i_index = 0; i_index < p_module_config->i_list; i_index++ )
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    {
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        combo->addItem( qfu((p_module_config->ppsz_list_text &&
                            p_module_config->ppsz_list_text[i_index])?
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                            p_module_config->ppsz_list_text[i_index] :
                            p_module_config->ppsz_list[i_index] ),
                        QVariant( p_module_config->ppsz_list[i_index] ) );
        if( p_item->value.psz && !strcmp( p_module_config->value.psz,
                                          p_module_config->ppsz_list[i_index] ) )
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            combo->setCurrentIndex( combo->count() - 1 );
    }
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    combo->setToolTip( formatTooltip(qtr(p_module_config->psz_longtext)) );
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    if( label )
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        label->setToolTip( formatTooltip(qtr(p_module_config->psz_longtext)) );
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}

QString StringListConfigControl::getValue()
{
    return combo->itemData( combo->currentIndex() ).toString();
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}
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void setfillVLCConfigCombo( const char *configname, intf_thread_t *p_intf,
                        QComboBox *combo, QWidget *parent )
{
    module_config_t *p_config =
                      config_FindConfig( VLC_OBJECT(p_intf), configname );
    if( p_config )
    {
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       if(p_config->pf_update_list)
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        {
            vlc_value_t val;
            val.i_int = p_config->value.i;
            p_config->pf_update_list(VLC_OBJECT(p_intf), configname, val, val, NULL);
            // assume in any case that dirty was set to VLC_TRUE
            // because lazy programmes will use the same callback for
            // this, like the one behind the refresh push button?
            p_config->b_dirty = VLC_FALSE;
        }
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        for ( int i_index = 0; i_index < p_config->i_list; i_index++ )
        {
            combo->addItem( qfu( p_config->ppsz_list_text[i_index] ),
                    QVariant( p_config->pi_list[i_index] ) );
            if( p_config->value.i == p_config->pi_list[i_index] )
            {
                combo->setCurrentIndex( i_index );
            }
        }
        combo->setToolTip( qfu( p_config->psz_longtext ) );
    }
}
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/********* Module **********/
ModuleConfigControl::ModuleConfigControl( vlc_object_t *_p_this,
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               module_config_t *_p_item, QWidget *_parent, bool bycat,
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               QGridLayout *l, int &line) :
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               VStringConfigControl( _p_this, _p_item, _parent )
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{
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    label = new QLabel( qtr(p_item->psz_text) );
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    combo = new QComboBox();
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    combo->setMinimumWidth( MINWIDTH_BOX );
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    finish( bycat );
    if( !l )
    {
        QHBoxLayout *layout = new QHBoxLayout();
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        layout->addWidget( label ); layout->addWidget( combo, LAST_COLUMN );
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        widget->setLayout( layout );
    }
    else
    {
        l->addWidget( label, line, 0 );
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        l->addWidget( combo, line, LAST_COLUMN, Qt::AlignRight );
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    }
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}
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ModuleConfigControl::ModuleConfigControl( vlc_object_t *_p_this,
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                module_config_t *_p_item, QLabel *_label, QComboBox *_combo,
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                bool bycat ) : VStringConfigControl( _p_this, _p_item )
{
    combo = _combo;
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    label = _label;
    finish( bycat );
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}
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void ModuleConfigControl::finish( bool bycat )
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{
    vlc_list_t *p_list;
    module_t *p_parser;

    combo->setEditable( false );

    /* build a list of available modules */
    p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
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    combo->addItem( qtr("Default") );
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    for( int i_index = 0; i_index < p_list->i_count; i_index++ )
    {
        p_parser = (module_t *)p_list->p_values[i_index].p_object ;

        if( bycat )
        {
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            if( !strcmp( module_GetObjName( p_parser ), "main" ) ) continue;
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            unsigned confsize;
            module_config_t *p_config;

            p_config = module_GetConfig (p_parser, &confsize);
             for (size_t i = 0; i < confsize; i++)
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            {
                /* Hack: required subcategory is stored in i_min */
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                const module_config_t *p_cfg = p_config + i;
                if( p_cfg->i_type == CONFIG_SUBCATEGORY &&
                    p_cfg->value.i == p_item->min.i )
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                    combo->addItem( qtr( module_GetLongName( p_parser )),
                                    QVariant( module_GetObjName( p_parser ) ) );
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                if( p_item->value.psz && !strcmp( p_item->value.psz,
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                                                  module_GetObjName( p_parser ) ) )
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                    combo->setCurrentIndex( combo->count() - 1 );
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            }
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            module_PutConfig (p_config);
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        }
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        else if( module_IsCapable( p_parser, p_item->psz_type ) )
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        {
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            combo->addItem( qtr(module_GetLongName( p_parser ) ),
                            QVariant( module_GetObjName( p_parser ) ) );
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            if( p_item->value.psz && !strcmp( p_item->value.psz,
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                                              module_GetObjName( p_parser ) ) )
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                combo->setCurrentIndex( combo->count() - 1 );
        }
    }
    vlc_list_release( p_list );
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    combo->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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    if( label )
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        label->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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}

QString ModuleConfigControl::getValue()
{
    return combo->itemData( combo->currentIndex() ).toString();
}
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/********* Module list **********/
ModuleListConfigControl::ModuleListConfigControl( vlc_object_t *_p_this,
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        module_config_t *_p_item, QWidget *_parent, bool bycat,
        QGridLayout *l, int &line) :
    VStringConfigControl( _p_this, _p_item, _parent )
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{
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    groupBox = new QGroupBox ( qtr(p_item->psz_text) );
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    text = new QLineEdit();
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    QGridLayout *layoutGroupBox = new QGridLayout( groupBox );
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    finish( bycat );
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    int boxline = 0;
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    for( QVector<checkBoxListItem*>::iterator it = modules.begin();
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            it != modules.end(); it++ )
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    {
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        layoutGroupBox->addWidget( (*it)->checkBox, boxline++, 0 );
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    }
    layoutGroupBox->addWidget( text, boxline, 0 );
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    if( !l )
    {
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        QVBoxLayout *layout = new QVBoxLayout();
        layout->addWidget( groupBox, line, 0 );
        widget->setLayout( layout );
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    }
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    else
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    {
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        l->addWidget( groupBox, line, 0, 1, -1 );
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    }
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    text->setToolTip( formatTooltip( qtr( p_item->psz_longtext) ) );
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}

ModuleListConfigControl::~ModuleListConfigControl()
{
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    for( QVector<checkBoxListItem*>::iterator it = modules.begin();
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            it != modules.end(); it++ )
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    {
        delete *it;
    }
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    delete groupBox;
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    delete text;
}
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#define CHECKBOX_LISTS \
{ \
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       QCheckBox *cb = new QCheckBox( qtr( module_GetLongName( p_parser ) ) );\
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       checkBoxListItem *cbl = new checkBoxListItem; \
\
       CONNECT( cb, stateChanged( int ), this, onUpdate( int ) );\
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       cb->setToolTip( formatTooltip( qtr( module_GetHelp( p_parser ))));\
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       cbl->checkBox = cb; \
\
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       cbl->psz_module = strdup( module_GetObjName( p_parser ) ); \
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       modules.push_back( cbl ); \
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\
       if( p_item->value.psz && strstr( p_item->value.psz, cbl->psz_module ) ) \
            cbl->checkBox->setChecked( true ); \
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}
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void ModuleListConfigControl::finish( bool bycat )
{
    vlc_list_t *p_list;
    module_t *p_parser;

    /* build a list of available modules */
    p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
    for( int i_index = 0; i_index < p_list->i_count; i_index++ )
    {
        p_parser = (module_t *)p_list->p_values[i_index].p_object ;

        if( bycat )
        {
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            if( !strcmp( module_GetObjName( p_parser ), "main" ) ) continue;
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            unsigned confsize;
            module_config_t *p_config = module_GetConfig (p_parser, &confsize);

            for (size_t i = 0; i < confsize; i++)
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            {
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                module_config_t *p_cfg = p_config + i;
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                /* Hack: required subcategory is stored in i_min */
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                if( p_cfg->i_type == CONFIG_SUBCATEGORY &&
                        p_cfg->value.i == p_item->min.i )
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                {
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                    CHECKBOX_LISTS;
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                }
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            }
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            module_PutConfig (p_config);
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        }
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        else if( module_IsCapable( p_parser, p_item->psz_type ) )
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        {
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            CHECKBOX_LISTS;
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        }
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    }
    vlc_list_release( p_list );
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    text->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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    if( groupBox )
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        groupBox->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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}
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#undef CHECKBOX_LISTS
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QString ModuleListConfigControl::getValue()
{
    return text->text();
}

void ModuleListConfigControl::hide()
{
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    for( QVector<checkBoxListItem*>::iterator it = modules.begin();
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         it != modules.end(); it++ )
    {
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        (*it)->checkBox->hide();
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    }
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    groupBox->hide();
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}

void ModuleListConfigControl::show()
{
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    for( QVector<checkBoxListItem*>::iterator it = modules.begin();
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         it != modules.end(); it++ )
    {
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        (*it)->checkBox->show();
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    }
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    groupBox->show();
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}
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void ModuleListConfigControl::onUpdate( int value )
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{
    text->clear();
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    bool first = true;
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    for( QVector<checkBoxListItem*>::iterator it = modules.begin();
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         it != modules.end(); it++ )
    {
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        if( (*it)->checkBox->isChecked() )
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        {
            if( first )
            {
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                text->setText( text->text() + (*it)->psz_module );
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                first = false;
            }
            else
            {
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                text->setText( text->text() + ":" + (*it)->psz_module );
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            }
        }
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    }
}
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/**************************************************************************
 * Integer-based controls
 *************************************************************************/

/*********** Integer **************/
IntegerConfigControl::IntegerConfigControl( vlc_object_t *_p_this,
                                            module_config_t *_p_item,
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                                            QWidget *_parent, QGridLayout *l,
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                                            int &line ) :
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                           VIntConfigControl( _p_this, _p_item, _parent )
{
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    label = new QLabel( qtr(p_item->psz_text) );
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    spin = new QSpinBox; spin->setMinimumWidth( MINWIDTH_BOX );
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    spin->setAlignment( Qt::AlignRight );
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    spin->setMaximumWidth( MINWIDTH_BOX );
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    finish();
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    if( !l )
    {
        QHBoxLayout *layout = new QHBoxLayout();
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        layout->addWidget( label, 0 ); layout->addWidget( spin, LAST_COLUMN );
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        widget->setLayout( layout );
    }
    else
    {
        l->addWidget( label, line, 0 );
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        l->addWidget( spin, line, LAST_COLUMN, Qt::AlignRight );
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    }
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}
IntegerConfigControl::IntegerConfigControl( vlc_object_t *_p_this,
                                            module_config_t *_p_item,
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                                            QLabel *_label, QSpinBox *_spin ) :
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                                      VIntConfigControl( _p_this, _p_item )
{
    spin = _spin;
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    label = _label;
    finish();
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}
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void IntegerConfigControl::finish()
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{
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    spin->setMaximum( 2000000000 );
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    spin->setMinimum( -2000000000 );
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    spin->setValue( p_item->value.i );
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    spin->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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    if( label )
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        label->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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}

int IntegerConfigControl::getValue()
{
    return spin->value();
}
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/********* Integer range **********/
IntegerRangeConfigControl::IntegerRangeConfigControl( vlc_object_t *_p_this,
                                            module_config_t *_p_item,
                                            QWidget *_parent, QGridLayout *l,
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                                            int &line ) :
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            IntegerConfigControl( _p_this, _p_item, _parent, l, line )
{
    finish();
}

IntegerRangeConfigControl::IntegerRangeConfigControl( vlc_object_t *_p_this,
                                            module_config_t *_p_item,
                                            QLabel *_label, QSpinBox *_spin ) :
            IntegerConfigControl( _p_this, _p_item, _label, _spin )
{
    finish();
}

void IntegerRangeConfigControl::finish()
{
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    spin->setMaximum( p_item->max.i );
    spin->setMinimum( p_item->min.i );
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}
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IntegerRangeSliderConfigControl::IntegerRangeSliderConfigControl(
                                            vlc_object_t *_p_this,
                                            module_config_t *_p_item,
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                                            QLabel *_label, QSlider *_slider ):
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                    VIntConfigControl( _p_this, _p_item )
{
    slider = _slider;
    label = _label;
    slider->setMaximum( p_item->max.i );
    slider->setMinimum( p_item->min.i );
    slider->setValue( p_item->value.i );
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    slider->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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    if( label )
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        label->setToolTip( formatTooltip(qtr(p_item->psz_longtext)) );
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}

int IntegerRangeSliderConfigControl::getValue()
{
        return slider->value();
}
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/********* Integer / choice list **********/
IntegerListConfigControl::IntegerListConfigControl( vlc_object_t *_p_this,
               module_config_t *_p_item, QWidget *_parent, bool bycat,
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               QGridLayout *l, int &line) :
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               VIntConfigControl( _p_this, _p_item, _parent )
{
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    label = new QLabel( qtr(p_item->psz_text) );
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    combo = new QComboBox();
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    combo->setMinimumWidth( MINWIDTH_BOX );
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    module_config_t *p_module_config = config_FindConfig( p_this, p_item->psz_name );
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    if(p_module_config && p_module_config->pf_update_list)
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    {
       vlc_value_t val;
       val.i_int = p_module_config->value.i;
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       p_module_config->pf_update_list(p_this, p_item->psz_name, val, val, NULL);

       // assume in any case that dirty was set to VLC_TRUE
       // because lazy programmes will use the same callback for
       // this, like the one behind the refresh push button?
       p_module_config->b_dirty = VLC_FALSE;
    }
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    finish( p_module_config, bycat );
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    if( !l )
    {
        QHBoxLayout *layout = new QHBoxLayout();
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        layout->addWidget( label ); layout->addWidget( combo, LAST_COLUMN );
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        widget->setLayout( layout );
    }
    else
    {
        l->addWidget( label, line, 0 );
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        l->addWidget( combo, line, LAST_COLUMN, Qt::AlignRight );
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    }
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    if( p_item->i_action )
    {
        QSignalMapper *signalMapper = new QSignalMapper(this);

        /* Some stringLists like Capture listings have action associated */
        for( int i = 0; i < p_item->i_action; i++ )
        {
            QPushButton *button =
                new QPushButton( qfu( p_item->ppsz_action_text[i] ));
            CONNECT( button, clicked(), signalMapper, map() );
            signalMapper->setMapping( button, i );
            l->addWidget( button, line, LAST_COLUMN - p_item->i_action + i,
                    Qt::AlignRight );
        }
        CONNECT( signalMapper, mapped( int ),
                this, actionRequested( int ) );
    }
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}
IntegerListConfigControl::IntegerListConfigControl( vlc_object_t *_p_this,
                module_config_t *_p_item, QLabel *_label, QComboBox *_combo,
                bool bycat ) : VIntConfigControl( _p_this, _p_item )
{
    combo = _combo;
    label = _label;
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    module_config_t *p_module_config = config_FindConfig( p_this, getName() );

    finish( p_module_config, bycat );
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}
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void IntegerListConfigControl::finish(module_config_t *p_module_config, bool bycat )
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{
    combo->setEditable( false );
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    if(!p_module_config) return;

    for( int i_index = 0; i_index < p_module_config->i_list; i_index++ )
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    {
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        combo->addItem( qtr(p_module_config->ppsz_list_text[i_index] ),
                        QVariant( p_module_config->pi_list[i_index] ) );
        if( p_module_config->value.i == p_module_config->pi_list[i_index] )
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            combo->setCurrentIndex( combo->count() - 1 );
    }
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    combo->setToolTip( formatTooltip(qtr(p_module_config->psz_longtext)) );
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    if( label )
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        label->setToolTip( formatTooltip(qtr(p_module_config->psz_longtext)) );
}

void IntegerListConfigControl::actionRequested( int i_action )
{
    /* Supplementary check for boundaries */
    if( i_action < 0 || i_action >= p_item->i_action ) return;

    module_config_t *p_module_config = config_FindConfig( p_this, getName() );
    if(!p_module_config) return;


    vlc_value_t val;
    val.i_int = combo->itemData( combo->currentIndex() ).toInt();

    p_module_config->ppf_action[i_action]( p_this, getName(), val, val, 0 );

    if( p_module_config->b_dirty )
    {
        combo->clear();
        finish( p_module_config, true );
        p_module_config->b_dirty = VLC_FALSE;
    }
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}

int IntegerListConfigControl::getValue()
{
    return combo->itemData( combo->currentIndex() ).toInt();
}
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/*********** Boolean **************/
BoolConfigControl::BoolConfigControl( vlc_object_t *_p_this,
                                      module_config_t *_p_item,
                                      QWidget *_parent, QGridLayout *l,
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                                      int &line ) :
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                    VIntConfigControl( _p_this, _p_item, _parent )
{
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    checkbox = new QCheckBox( qtr(p_item->psz_text) );
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    finish();

    if( !l )
    {
        QHBoxLayout *layout = new QHBoxLayout();
        layout->addWidget( checkbox, 0 );
        widget->setLayout( layout );
    }
    else
    {
        l->addWidget( checkbox, line, 0 );
    }
}
BoolConfigControl::BoolConfigControl( vlc_object_t *_p_this,
                                      module_config_t *_p_item,
                                      QLabel *_label,
                                      QCheckBox *_checkbox,
                                      bool bycat ) :