/****************************************************************************

**

** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (developer.feedback@nokia.com)

**

** This file is part of the HbCore module of the UI Extensions for Mobile.

**

** GNU Lesser General Public License Usage

** This file may be used under the terms of the GNU Lesser General Public

** License version 2.1 as published by the Free Software Foundation and

** appearing in the file LICENSE.LGPL included in the packaging of this file.

** Please review the following information to ensure the GNU Lesser General

** Public License version 2.1 requirements will be met:

** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at developer.feedback@nokia.com.

**

****************************************************************************/

#include "hbsettingswindow_p.h"

#include "hbmainwindow.h"

#include "hbmainwindow_p.h"

#include "hbinstance_p.h"

#include "hbdeviceprofile.h"

#include "hbdeviceprofilemanager_p.h"

#include "hbapplication.h"

#include "hbtoucharea_p.h"

#include "hbtextitem_p.h"

#include "hbiconitem_p.h"

#include "hbgraphicsscene_p.h"

#include "hbeffectinternal_p.h"

#include <QPointer> //krazy:exclude=qclasses

#include <QComboBox> //krazy:exclude=qclasses

#include <QFormLayout> //krazy:exclude=qclasses

#include <QVBoxLayout> //krazy:exclude=qclasses

#include <QGroupBox> //krazy:exclude=qclasses

#include <QApplication> //krazy:exclude=qclasses

#include <QSettings> //krazy:exclude=qclasses

#include <QPushButton> //krazy:exclude=qclasses

#include <hbevent.h>

#ifdef HB_CSS_INSPECTOR

#include "hbcssinspector_p.h"

#endif

static QString windowName(HbMainWindow *window)

{

    if (!window) {

        return HbSettingsWindow::tr("HbMainWindow(0x0)");

    }

    QString ptr = QString::number((qptrdiff)window, 16);

    QString name = window->metaObject()->className();

    if (!window->objectName().isEmpty()) {

        return HbSettingsWindow::tr("%1(%2, %3)").arg(name).arg(ptr).arg(window->objectName());

    }

    return HbSettingsWindow::tr("%1(%2)").arg(name).arg(ptr);

}

static HbMainWindow *getWindow(int index)

{

    HbMainWindow *window = 0;

    if (index > 0) {

        window = hbInstance->allMainWindows().value(index - 1);

    }

    return window;

}

static QPointer<HbSettingsWindow> settingsWindowGlobal = 0;

HbSettingsWindow *HbSettingsWindow::instance()

{

    if (!settingsWindowGlobal) {

        settingsWindowGlobal = new HbSettingsWindow;

        settingsWindowGlobal->setAttribute(Qt::WA_DeleteOnClose);

    }

    return settingsWindowGlobal;

}

bool HbSettingsWindow::exists()

{

    return !settingsWindowGlobal.isNull();

}

HbSettingsWindow::HbSettingsWindow(QWidget *parent) : QWidget(parent)

{

    mLights = true;

    mAnimation = true;

    mCustomViewPortSize = false;

    windowComboBox = new QComboBox(this);

    windowComboBox->hide();

    resolutionComboBox = new QComboBox(this);

    directionComboBox = new QComboBox(this);

    dragToResizeComboBox = new QComboBox(this);

    mSensorComboBox = new QComboBox(this);

    mGeneralSettingsForSensorsComboBox = new QComboBox(this); //krazy:exclude=qclasses

    mUnsetOrientationButton = new QPushButton(tr("&Unset orientation"), this); //krazy:exclude=qclasses

    HbIcon icon("qtg_mono_light");

    mLightsButton = new QPushButton(icon.pixmap(), "", this); //krazy:exclude=qclasses

    mAnimationButton = new QPushButton(tr("&Animation on"), this); //krazy:exclude=qclasses

    mViewPortSizeButton = new QPushButton(tr("&Set custom ViewPortSize"), this); //krazy:exclude=qclasses

    mWindowObscured = false;

    mWindowObscuredButton = new QPushButton(tr("Obscure"), this);

    resolutionComboBox->addItems(HbDeviceProfile::profileNames());

    directionComboBox->addItems(QStringList() << tr("Left to right") << tr("Right to left"));

    dragToResizeComboBox->addItems(QStringList() << tr("Disabled") << tr("Enabled"));

    mSensorComboBox->addItems(QStringList() << tr("Landscape") << tr("Portrait"));

    mGeneralSettingsForSensorsComboBox->addItems(QStringList() << tr("Disabled") << tr("Enabled"));

    refresh();

    connect(windowComboBox, SIGNAL(currentIndexChanged(int)), SLOT(changeWindow(int)));

    connect(resolutionComboBox, SIGNAL(currentIndexChanged(int)), SLOT(changeResolution(int)));

    connect(directionComboBox, SIGNAL(currentIndexChanged(int)), SLOT(changeDirection(int)));

    connect(dragToResizeComboBox, SIGNAL(currentIndexChanged(int)), SLOT(changeDragToResize(int)));

    connect(mSensorComboBox, SIGNAL(currentIndexChanged(int)), SLOT(changeSensorValue(int)));

    connect(mGeneralSettingsForSensorsComboBox, SIGNAL(currentIndexChanged(int)), SLOT(changeGSettingsForSensors(int)));

    connect(mUnsetOrientationButton, SIGNAL(pressed()), SLOT(unsetOrientation()));

    connect(mLightsButton, SIGNAL(pressed()), SLOT(toggleLights()));

    connect(mAnimationButton, SIGNAL(pressed()), SLOT(toggleAnimation()));

    connect(mViewPortSizeButton, SIGNAL(pressed()), SLOT(resizeViewPort()));

    connect(mWindowObscuredButton, SIGNAL(pressed()), SLOT(toggleWindowObscured()));

    QVBoxLayout *boxLayout = new QVBoxLayout(this); //krazy:exclude=qclasses

    QGroupBox *mainGroup = new QGroupBox(this); //krazy:exclude=qclasses

    QFormLayout *layout = new QFormLayout(mainGroup); //krazy:exclude=qclasses

    layout->addRow(tr("&Window"), windowComboBox);

    layout->addRow(tr("&Resolution"), resolutionComboBox);

    layout->addRow(tr("&Direction"), directionComboBox);

    layout->addRow(tr("&Drag to resize"), dragToResizeComboBox);

    layout->addRow(mViewPortSizeButton);

    layout->addRow(mWindowObscuredButton);

    mainGroup->setLayout(layout);

    boxLayout->addWidget(mainGroup);

    QGroupBox *sensorGroup = new QGroupBox(tr("Sensor handling"), this); //krazy:exclude=qclasses

    QFormLayout *sensorLayout = new QFormLayout(sensorGroup); //krazy:exclude=qclasses

    sensorLayout->addRow(tr("&Sensors"), mSensorComboBox);

    sensorLayout->addRow(tr("&GS sensors"), mGeneralSettingsForSensorsComboBox);

    sensorLayout->addRow(mUnsetOrientationButton);

    sensorLayout->addRow(mLightsButton);

    sensorLayout->addRow(mAnimationButton);

    sensorGroup->setLayout(sensorLayout);

    boxLayout->addWidget(sensorGroup);

    QGroupBox *globalGroup = new QGroupBox(tr("Global debug drawing"), this); //krazy:exclude=qclasses

    QFormLayout *globalLayout = new QFormLayout(globalGroup); //krazy:exclude=qclasses

    touchAreaComboBox = new QComboBox(this);

    touchAreaComboBox->addItems(QStringList() << tr("Invisible") << tr("Visible"));

    connect(touchAreaComboBox, SIGNAL(currentIndexChanged(int)), SLOT(changeTouchArea(int)));

    globalLayout->addRow(tr("&Touch areas"), touchAreaComboBox);

    textBoxesComboBox = new QComboBox(this);

    textBoxesComboBox->addItems(QStringList() << tr("Invisible") << tr("Visible"));

    connect(textBoxesComboBox, SIGNAL(currentIndexChanged(int)), SLOT(changeTextBoxes(int)));

    globalLayout->addRow(tr("&Text items"), textBoxesComboBox);

    iconBoxesComboBox = new QComboBox(this);

    iconBoxesComboBox->addItems(QStringList() << tr("Invisible") << tr("Visible"));

    connect(iconBoxesComboBox, SIGNAL(currentIndexChanged(int)), SLOT(changeIconBoxes(int)));

    globalLayout->addRow(tr("&Icon items"), iconBoxesComboBox);

    fpsCounterComboBox = new QComboBox(this);

    fpsCounterComboBox->addItems(QStringList() << tr("Invisible") << tr("Visible"));

    connect(fpsCounterComboBox, SIGNAL(currentIndexChanged(int)), SLOT(changeFpsCounter(int)));

    globalLayout->addRow(tr("&Fps counter"), fpsCounterComboBox);

    globalGroup->setLayout(globalLayout);

    boxLayout->addWidget(globalGroup);

#ifdef HB_CSS_INSPECTOR

    QGroupBox *cssGroup = new QGroupBox(tr("CSS Debugging"), this);

    QHBoxLayout *cssLayout = new QHBoxLayout(cssGroup);

    cssWindowButton = new QPushButton(tr("Show CSS inspector"), this); //krazy:exclude=qclasses

    connect(cssWindowButton, SIGNAL(pressed()), HbCssInspectorWindow::instance(), SLOT(show()));

    cssLayout->addWidget(cssWindowButton);

    cssGroup->setLayout(cssLayout);

    boxLayout->addWidget(cssGroup);

#endif

    initStartUpValues();

}

HbSettingsWindow::~HbSettingsWindow()

{

}

void HbSettingsWindow::refresh()

{

    QString text = windowComboBox->currentText();

    QStringList windows;

    windows << tr("Global");

    foreach(HbMainWindow * window, hbInstance->allMainWindows()) {

        windows << windowName(window);

    }

    windowComboBox->clear();

    windowComboBox->addItems(windows);

    if (!text.isNull()) {

        windowComboBox->setCurrentIndex(windowComboBox->findText(text));

    }

}

void HbSettingsWindow::initStartUpValues()

{

    changeSensorValue(3);

    changeGSettingsForSensors(3);

}

void HbSettingsWindow::changeWindow(int index)

{

    Q_UNUSED(index);

}

void HbSettingsWindow::changeResolution(int index)

{

    QStringList names = HbDeviceProfile::profileNames();

    HbDeviceProfile profile(names.value(index));

    HbMainWindow *window = getWindow(windowComboBox->currentIndex());

    if (!window) {

        // global

        // resize all windows

        QListIterator<HbMainWindow *> iterator(hbInstance->allMainWindows());

        while (iterator.hasNext()) {

            HbMainWindow *window = iterator.next();

            window->resize(profile.logicalSize());

            HbDeviceProfileManager::select(*window, profile);

        }

    } else {

        // window specific

        window->resize(profile.logicalSize());

        HbDeviceProfileManager::select(*window, profile);

    }

}

void HbSettingsWindow::changeDirection(int index)

{

    HbMainWindow *window = getWindow(windowComboBox->currentIndex());

    if (!window) {

        Qt::LayoutDirection dir = HbApplication::layoutDirection();

        HbApplication::setLayoutDirection(dir == Qt::LeftToRight ? Qt::RightToLeft : Qt::LeftToRight);

    } else {

        Qt::LayoutDirection dir = index == 0 ? Qt::LeftToRight : Qt::RightToLeft;

        if (dir != HbApplication::layoutDirection()) {

            window->setLayoutDirection(dir);

        } else {

            window->unsetLayoutDirection();

        }

    }

}

void HbSettingsWindow::changeTouchArea(int index)

{

    HbTouchAreaPrivate::setOutlineDrawing(index > 0);

    foreach(HbMainWindow * window, hbInstance->allMainWindows()) {

        // Force window to redraw

        QEvent event(QEvent::WindowActivate);

        QApplication::sendEvent(window, &event); //krazy:exclude=qclasses

    }

}

void HbSettingsWindow::changeTextBoxes(int index)

{

    HbTextItemPrivate::outlinesEnabled = index > 0;

    foreach(HbMainWindow * window, hbInstance->allMainWindows()) {

        // Force window to redraw

        QEvent event(QEvent::WindowActivate);

        QApplication::sendEvent(window, &event); //krazy:exclude=qclasses

    }

}

void HbSettingsWindow::changeIconBoxes(int index)

{

    HbIconItemPrivate::outlinesEnabled = index > 0;

    foreach(HbMainWindow * window, hbInstance->allMainWindows()) {

        // Force window to redraw

        QEvent event(QEvent::WindowActivate);

        QApplication::sendEvent(window, &event); //krazy:exclude=qclasses

    }

}

void HbSettingsWindow::changeFpsCounter(int index)

{

    HbGraphicsScenePrivate::fpsCounterEnabled = index > 0;

    foreach(HbMainWindow * window, hbInstance->allMainWindows()) {

        // Force window to redraw

        QEvent event(QEvent::WindowActivate);

        QApplication::sendEvent(window, &event); //krazy:exclude=qclasses

    }

}

void HbSettingsWindow::changeDragToResize(int index)

{

    resolutionComboBox->setEnabled(index == 0);

    foreach(HbMainWindow * window, hbInstance->allMainWindows()) {

        HbDeviceProfile profile = HbDeviceProfile::profile(window);

        window->resize(profile.logicalSize());

    }

    HbMainWindowPrivate::dragToResizeEnabled = index > 0;

}

void HbSettingsWindow::changeSensorValue(int index)

{

    if (mSensorComboBox->count() == 3 && (index == 0 || index == 1)) {

        mSensorComboBox->removeItem(2);

    }

    QSettings settings("Nokia", "Hb");

    settings.beginGroup("Sensors");

    switch (index) {

    case 0:

        HbMainWindowOrientation::instance()->mSensorListener->setSensorOrientation(Qt::Horizontal);

        settings.setValue("Orientation", 1);

        break;

    case 1:

        HbMainWindowOrientation::instance()->mSensorListener->setSensorOrientation(Qt::Vertical);

        settings.setValue("Orientation", 2);

        break;

    case 2: //Empty

        break;

    case 3: //Initialize

        if (settings.value("Orientation").toInt() == 1) {

            mSensorComboBox->setCurrentIndex(0);

        } else {

            mSensorComboBox->setCurrentIndex(1);

        }

        break;

    default:

        break;

    }

    settings.endGroup();

}

void HbSettingsWindow::changeGSettingsForSensors(int index)

{

    QSettings settings("Nokia", "Hb");

    settings.beginGroup("Sensors");

    if (index == 3) { //Initialize

        mGeneralSettingsForSensorsComboBox->setCurrentIndex(settings.value("SensorsEnabled").toBool());

    } else {

        settings.setValue("SensorsEnabled", (bool)index);

        HbMainWindowOrientation::instance()->mSensorListener->enableSensors(index, true);

    }

    settings.endGroup();

}

void HbSettingsWindow::unsetOrientation()

{

    foreach(HbMainWindow * window, hbInstance->allMainWindows()) {

        if (!HbMainWindowPrivate::d_ptr(window)->mAutomaticOrientationSwitch) {

            window->unsetOrientation();

        }

    }

}

void HbSettingsWindow::toggleLights()

{

    QList<HbMainWindow *> mainWindowList = hbInstance->allMainWindows();

    for (int i = 0; i < mainWindowList.count(); ++i) {

        if (mLights) {

        } else {

        }

    }

}

void HbSettingsWindow::toggleAnimation()

{

    if (mAnimation) {

        HbEffectInternal::setEffectsEnabled(false);

        mAnimationButton->setText(tr("&Animation Off"));

        mAnimation = false;

    } else {

        HbEffectInternal::setEffectsEnabled(true);

        mAnimationButton->setText(tr("&Animation On"));

        mAnimation = true;

    }

}

void HbSettingsWindow::resizeViewPort()

{

    HbMainWindow *window = hbInstance->allMainWindows().at(0);

    if (!mCustomViewPortSize) {

        mViewPortOriginalSize = window->size();

        QSizeF newSize = mViewPortOriginalSize;

        newSize.scale(mViewPortOriginalSize.width(), mViewPortOriginalSize.height() - 150, Qt::IgnoreAspectRatio);

        HbMainWindowPrivate::d_ptr(window)->setViewportSize(newSize);

        mCustomViewPortSize = true;

        mViewPortSizeButton->setText(tr("&Set original ViewPortSize"));

    } else {

        HbMainWindowPrivate::d_ptr(window)->setViewportSize(mViewPortOriginalSize);

        mCustomViewPortSize = false;

        mViewPortSizeButton->setText(tr("&Set custom ViewPortSize"));

    }

}

void HbSettingsWindow::toggleWindowObscured()

{

    if (!mWindowObscured) {

        mWindowObscured = true;

        mWindowObscuredButton->setText(tr("Reveal"));

    } else {

        mWindowObscured = false;

        mWindowObscuredButton->setText(tr("Obscure"));

    }

    QList<HbMainWindow *> mainWindowList = hbInstance->allMainWindows();

    for (int i = 0; i < mainWindowList.count(); ++i) {

        HbEvent *obscureChangedEvent = new HbWindowObscuredChangedEvent(mWindowObscured);

        QCoreApplication::postEvent(mainWindowList[i], obscureChangedEvent);

    }

}