/*
 * SPDX-FileCopyrightText: 2014 Hugo Pereira Da Costa <hugo.pereira@free.fr>
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 */

#include "breezestyleconfig.h"

#include "../breeze.h"
#include "../config-breeze.h"
#include "breezestyleconfigdata.h"

#include <QDBusMessage>
#include <QDBusConnection>

extern "C"
{
    Q_DECL_EXPORT QWidget* allocate_kstyle_config(QWidget* parent)
    { return new Breeze::StyleConfig(parent); }
}

namespace Breeze
{

    //__________________________________________________________________
    StyleConfig::StyleConfig(QWidget* parent):
        QWidget(parent)
    {
        setupUi(this);

        // load setup from configData
        load();

        connect( _tabBarDrawCenteredTabs, &QAbstractButton::toggled, this, &StyleConfig::updateChanged );
        connect( _toolBarDrawItemSeparator, &QAbstractButton::toggled, this, &StyleConfig::updateChanged );
        connect( _viewDrawFocusIndicator, &QAbstractButton::toggled, this, &StyleConfig::updateChanged );
        connect( _dockWidgetDrawFrame, &QAbstractButton::toggled, this, &StyleConfig::updateChanged );
        connect( _sidePanelDrawFrame, &QAbstractButton::toggled, this, &StyleConfig::updateChanged );
        connect( _menuItemDrawThinFocus, &QAbstractButton::toggled, this, &StyleConfig::updateChanged );
        connect( _sliderDrawTickMarks, &QAbstractButton::toggled, this, &StyleConfig::updateChanged );
        connect( _splitterProxyEnabled, &QAbstractButton::toggled, this, &StyleConfig::updateChanged );
        connect( _mnemonicsMode, SIGNAL(currentIndexChanged(int)), SLOT(updateChanged()) );
        connect( _scrollBarAddLineButtons, SIGNAL(currentIndexChanged(int)), SLOT(updateChanged()) );
        connect( _scrollBarSubLineButtons, SIGNAL(currentIndexChanged(int)), SLOT(updateChanged()) );
        connect( _windowDragMode, SIGNAL(currentIndexChanged(int)), SLOT(updateChanged()) );
        connect( _menuOpacity, &QAbstractSlider::valueChanged, this, &StyleConfig::updateChanged );

    }

    //__________________________________________________________________
    void StyleConfig::save()
    {
        StyleConfigData::setTabBarDrawCenteredTabs( _tabBarDrawCenteredTabs->isChecked() );
        StyleConfigData::setToolBarDrawItemSeparator( _toolBarDrawItemSeparator->isChecked() );
        StyleConfigData::setViewDrawFocusIndicator( _viewDrawFocusIndicator->isChecked() );
        StyleConfigData::setDockWidgetDrawFrame( _dockWidgetDrawFrame->isChecked() );
        StyleConfigData::setSidePanelDrawFrame( _sidePanelDrawFrame->isChecked() );
        StyleConfigData::setMenuItemDrawStrongFocus( !_menuItemDrawThinFocus->isChecked() );
        StyleConfigData::setSliderDrawTickMarks( _sliderDrawTickMarks->isChecked() );
        StyleConfigData::setSplitterProxyEnabled( _splitterProxyEnabled->isChecked() );
        StyleConfigData::setMnemonicsMode( _mnemonicsMode->currentIndex() );
        StyleConfigData::setScrollBarAddLineButtons( _scrollBarAddLineButtons->currentIndex() );
        StyleConfigData::setScrollBarSubLineButtons( _scrollBarSubLineButtons->currentIndex() );
        StyleConfigData::setWindowDragMode( _windowDragMode->currentIndex() );
        StyleConfigData::setMenuOpacity( _menuOpacity->value() );

        StyleConfigData::self()->save();

        // emit dbus signal
        QDBusMessage message( QDBusMessage::createSignal( QStringLiteral( "/BreezeStyle" ),  QStringLiteral( "org.kde.Breeze.Style" ), QStringLiteral( "reparseConfiguration" ) ) );
        QDBusConnection::sessionBus().send(message);

    }

    //__________________________________________________________________
    void StyleConfig::defaults()
    {
        StyleConfigData::self()->setDefaults();
        load();
    }

    //__________________________________________________________________
    void StyleConfig::reset()
    {
        // reparse configuration
        StyleConfigData::self()->load();

        load();
    }

    //__________________________________________________________________
    void StyleConfig::updateChanged()
    {

        bool modified( false );

        // check if any value was modified
        if( _tabBarDrawCenteredTabs->isChecked() != StyleConfigData::tabBarDrawCenteredTabs() ) modified = true;
        else if( _toolBarDrawItemSeparator->isChecked() != StyleConfigData::toolBarDrawItemSeparator() ) modified = true;
        else if( _viewDrawFocusIndicator->isChecked() != StyleConfigData::viewDrawFocusIndicator() ) modified = true;
        else if( _dockWidgetDrawFrame->isChecked() != StyleConfigData::dockWidgetDrawFrame() ) modified = true;
        else if( _sidePanelDrawFrame->isChecked() != StyleConfigData::sidePanelDrawFrame() ) modified = true;
        else if( _menuItemDrawThinFocus->isChecked() == StyleConfigData::menuItemDrawStrongFocus() ) modified = true;
        else if( _sliderDrawTickMarks->isChecked() != StyleConfigData::sliderDrawTickMarks() ) modified = true;
        else if( _mnemonicsMode->currentIndex() != StyleConfigData::mnemonicsMode() ) modified = true;
        else if( _scrollBarAddLineButtons->currentIndex() != StyleConfigData::scrollBarAddLineButtons() ) modified = true;
        else if( _scrollBarSubLineButtons->currentIndex() != StyleConfigData::scrollBarSubLineButtons() ) modified = true;
        else if( _splitterProxyEnabled->isChecked() != StyleConfigData::splitterProxyEnabled() ) modified = true;
        else if( _windowDragMode->currentIndex() != StyleConfigData::windowDragMode() ) modified = true;
        else if( _menuOpacity->value() != StyleConfigData::menuOpacity() ) modified = true;

        emit changed(modified);

    }

    //__________________________________________________________________
    void StyleConfig::load()
    {

        _tabBarDrawCenteredTabs->setChecked( StyleConfigData::tabBarDrawCenteredTabs() );
        _toolBarDrawItemSeparator->setChecked( StyleConfigData::toolBarDrawItemSeparator() );
        _viewDrawFocusIndicator->setChecked( StyleConfigData::viewDrawFocusIndicator() );
        _dockWidgetDrawFrame->setChecked( StyleConfigData::dockWidgetDrawFrame() );
        _sidePanelDrawFrame->setChecked( StyleConfigData::sidePanelDrawFrame() );
        _menuItemDrawThinFocus->setChecked( !StyleConfigData::menuItemDrawStrongFocus() );
        _sliderDrawTickMarks->setChecked( StyleConfigData::sliderDrawTickMarks() );
        _mnemonicsMode->setCurrentIndex( StyleConfigData::mnemonicsMode() );
        _splitterProxyEnabled->setChecked( StyleConfigData::splitterProxyEnabled() );
        _scrollBarAddLineButtons->setCurrentIndex( StyleConfigData::scrollBarAddLineButtons() );
        _scrollBarSubLineButtons->setCurrentIndex( StyleConfigData::scrollBarSubLineButtons() );
        _windowDragMode->setCurrentIndex( StyleConfigData::windowDragMode() );
        _menuOpacity->setValue( StyleConfigData::menuOpacity() );

    }

}
