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

**

** 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 <hbeffect.h>

#include <hbmainwindow.h>

#include <hbview.h>

#include <hbdevicedialog.h>

#include <hbaction.h>

#include <hbiconanimationmanager.h>

#include <hbiconitem.h>

#include <hbiconanimator.h>

#include "hbindicatorbutton_p.h"

#include "hbindicatorbutton_p_p.h"

#include "hbstyleoptionindicatorbutton_p.h"

#if defined(Q_OS_SYMBIAN)

#include "hbindicatorsym_p.h"

#else

#include "hbindicatorwin32_p.h"

#endif // defined(Q_OS_SYMBIAN)

static const char noteIndicatorType[] = {"com.nokia.hb.indicatormenu/1.0"};

HbIndicatorButtonPrivate::HbIndicatorButtonPrivate() :

    mHandleIcon(0), mDefaultAction(0), mNewEventAction(0), mProgressAction(0), mDeviceDialog(0), 

    mProgressAnimationFound(false), mNewEventIcon(0), mNewEvent(false), mStyle(0), mIndicatorMenuOpen(false),

    mTouchArea(0)

{

}

HbIndicatorButtonPrivate::~HbIndicatorButtonPrivate()

{

    delete mDeviceDialog;

}

void HbIndicatorButtonPrivate::init()

{

    Q_Q(HbIndicatorButton);

    setBackgroundVisible(false);

    mProgressAnimationFound = HbIconAnimationManager::global()->addDefinitionFile(

        "qtg_anim_mono_loading.axml");

    // add default actions

    QString iconName("qtg_anim_mono_loading_1");

    if (mProgressAnimationFound) {

        iconName = "qtg_anim_mono_loading";

    }

    HbIcon icon(iconName);

    icon.setFlags(HbIcon::Colorized);

}

void HbIndicatorButtonPrivate::showIndicatorMenu()

{

    QVariantMap parametersMap;

    QString noteType(noteIndicatorType);

    parametersMap.clear();

    mDeviceDialog->show(noteType, parametersMap);

    mNewEvent = false;

    mIndicatorMenuOpen = true;

    updateIcon();

}

void HbIndicatorButtonPrivate::addIndicators(const QList<IndicatorClientInfo> &clientInfo)

{

    for (int i = 0; i < clientInfo.size(); ++i) {

        if (clientInfo.at(i).hasMenuData) {

            mIndicators.prepend(clientInfo.at(i));

            if (clientInfo.at(i).category == HbIndicatorInterface::NotificationCategory) {

                mNewEvent = true;

            }

        }

    }

    updateIcon();

}

void HbIndicatorButtonPrivate::removeIndicators(const QList<IndicatorClientInfo> &clientInfo)

{

    for (int i = 0; i < clientInfo.size(); ++i) {

        int index = findIndicator(clientInfo.at(i));

        if (index >= 0) {

            mIndicators.removeAt(index);

        }

    }

    updateIcon();

}

int HbIndicatorButtonPrivate::findIndicator(const IndicatorClientInfo &indicator) const

{

    int index = -1;

    for (int i = 0; i < mIndicators.size(); ++i) {

        if (mIndicators.at(i).type == indicator.type) {

            index = i;

            break;

        }

    }

    return index;

}

void HbIndicatorButtonPrivate::updateIcon()

{

    Q_Q(HbIndicatorButton);

    setStyle();

    switch (mStyle)

    {

    case 0:

        q->setProperty("layout_type", 1);

        q->setAction(mDefaultAction);

        break;

    case 1:

        q->setProperty("layout_type", 1);

        q->setAction(mNewEventAction);

        break;

    case 2:

        q->setProperty("layout_type", 1);

        q->setAction(mProgressAction);

        break;

    case 3:

        q->setProperty("layout_type", 2);

        q->setAction(mProgressAction);

        break;

    default:

        q->setProperty("layout_type", 1);

        q->setAction(mDefaultAction);

        break;

    }

    q->repolish();

}

void HbIndicatorButtonPrivate::setStyle()

{

    bool newEvent(false);

    bool progress(false);

    for (int i = 0; i < mIndicators.size(); ++i) {

        if (mIndicators.at(i).category == HbIndicatorInterface::NotificationCategory && mNewEvent) {

            newEvent = true;

        }

        if (mIndicators.at(i).category == HbIndicatorInterface::ProgressCategory) {

            progress = true;

        }

    }

    if (!newEvent && !progress) {

        mStyle = 0;

    } else if (newEvent && !progress){

        mStyle = 1;

    } else if (!newEvent && progress){

        mStyle = 2;

    } else {

        mStyle = 3;

    }

}

HbIndicatorButton::HbIndicatorButton(QGraphicsItem *parent) 

    : HbToolButton(*new HbIndicatorButtonPrivate, parent)

{

    Q_D(HbIndicatorButton);

    setProperty("layout_type", 1);

    d->init(); 

    setAction(d->mDefaultAction);

    createPrimitives();

}

HbIndicatorButton::~HbIndicatorButton()

{

}

void HbIndicatorButton::delayedConstruction()

{

    Q_D(HbIndicatorButton);

    connect(this, SIGNAL(pressed()), this, SLOT(handlePress()));

    connect(this, SIGNAL(released()), this, SLOT(handleRelease()));

    connect(d->mDeviceDialog, SIGNAL(deviceDialogClosed()), this, SLOT(resetBackground()));

    connect(d->mDefaultAction, SIGNAL(triggered()), this, SLOT(showIndicatorMenu()));

    connect(d->mNewEventAction, SIGNAL(triggered()), this, SLOT(showIndicatorMenu()));

    connect(d->mProgressAction, SIGNAL(triggered()), this, SLOT(showIndicatorMenu()));

}

void HbIndicatorButton::showHandleIndication(bool show)

{

    Q_D(HbIndicatorButton);

    d->mHandleIcon->setVisible(show);

}

bool HbIndicatorButton::handleVisible() const

{

    bool handleVisible = false;

    if (mainWindow() && mainWindow()->currentView()) {

        handleVisible = mainWindow()->currentView()->viewFlags() & HbView::ViewTitleBarMinimizable;

    }

    return handleVisible;

}

int HbIndicatorButton::buttonStyle() const

{

    Q_D(const HbIndicatorButton);

    return d->mStyle;

}

void HbIndicatorButton::currentViewChanged(HbView *view)

{

    Q_D(HbIndicatorButton);

    HbIconItem *item = qgraphicsitem_cast<HbIconItem *>(d->iconItem);

    if (item) {

        item->animator().setOwnerView(view);

    }

}

void HbIndicatorButton::createPrimitives()

{

    Q_D(HbIndicatorButton);

    d->mHandleIcon = HbStylePrivate::createPrimitive(HbStylePrivate::P_IndicatorButton_handleindication, this);

    d->mHandleIcon->setVisible(false);

    d->mNewEventIcon = HbStylePrivate::createPrimitive(HbStylePrivate::P_IndicatorButton_eventindication, this);

    d->mTouchArea = HbStylePrivate::createPrimitive(HbStylePrivate::P_IndicatorButton_toucharea, this);

    ungrabGesture(Qt::TapGesture);

    d->setBackgroundItem(HbStylePrivate::P_IndicatorButton_background);

}

void HbIndicatorButton::updatePrimitives()

{

    Q_D(HbIndicatorButton);

    HbStyleOptionIndicatorButton option;

    initStyleOption(&option);

    HbStylePrivate::updatePrimitive(backgroundItem(), HbStylePrivate::P_IndicatorButton_background, &option);

    HbStylePrivate::updatePrimitive(d->mHandleIcon, HbStylePrivate::P_IndicatorButton_handleindication, &option);

    HbStylePrivate::updatePrimitive(d->mNewEventIcon, HbStylePrivate::P_IndicatorButton_eventindication, &option);

    HbStylePrivate::updatePrimitive(d->mTouchArea, HbStylePrivate::P_IndicatorButton_toucharea, &option);

    HbToolButton::updatePrimitives();

}

void HbIndicatorButton::activate(const QList<IndicatorClientInfo> &clientInfo)

{

    Q_D(HbIndicatorButton);

    d->addIndicators(clientInfo);

}

void HbIndicatorButton::deactivate(const QList<IndicatorClientInfo> &clientInfo)

{

    Q_D(HbIndicatorButton);

    d->removeIndicators(clientInfo);

}

void HbIndicatorButton::activateAll(const QList<IndicatorClientInfo> &clientInfo)

{

    Q_D(HbIndicatorButton);

    d->mIndicators.clear();

    d->addIndicators(clientInfo);

}

void HbIndicatorButton::resetBackground()

{

    Q_D(HbIndicatorButton);

    d->mIndicatorMenuOpen = false;

    updatePrimitives();

}

void HbIndicatorButton::initStyleOption(HbStyleOptionIndicatorButton *option) const

{

    Q_D(const HbIndicatorButton);

    if (isDown()) {

        option->mode = QIcon::Active;

    } else if (d->mIndicatorMenuOpen) {

        option->mode = QIcon::Selected;

    } else {

        option->mode = QIcon::Normal;

    }

    if (mainWindow() && mainWindow()->currentView()) {

        if (mainWindow()->currentView()->viewFlags() & HbView::ViewTitleBarTransparent) {

            option->transparent = true;

        }

    }

    option->twoIcons = (d->mStyle == 3);

}

void HbIndicatorButton::changeEvent(QEvent* event)

{

    if (event->type() == QEvent::LayoutDirectionChange) {

        updatePrimitives();

    }

    HbToolButton::changeEvent(event);

}

/*

  Overloaded hit detection to include touch area

 */

bool HbIndicatorButton::hitButton(const QPointF &pos) const

{

    Q_D(const HbIndicatorButton);

    QRectF compRect = d->mTouchArea->boundingRect();

    compRect.translate(d->mTouchArea->pos());

    return compRect.contains(pos);

}

void HbIndicatorButton::handlePress()

{

#ifdef HB_EFFECTS

    HbEffect::start(this, "decorator", "pressed");

#endif

    updatePrimitives();

}

void HbIndicatorButton::handleRelease()

{

#ifdef HB_EFFECTS

    HbEffect::start(this, "decorator", "released");

#endif

    updatePrimitives();

}

void HbIndicatorButton::showIndicatorMenu()

{

    Q_D(HbIndicatorButton);

    d->showIndicatorMenu();

}