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

**

** 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 "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() :

    handleIcon(0), defaultAction(0), newEventAction(0), deviceDialog(0)

{

}

HbIndicatorButtonPrivate::~HbIndicatorButtonPrivate()

{

    delete deviceDialog;

}

void HbIndicatorButtonPrivate::init()

{

    setBackgroundVisible(false);

}

void HbIndicatorButtonPrivate::showIndicatorMenu()

{

    if (mIndicators.count() > 0) {

        QVariantMap parametersMap;

        QString noteType(noteIndicatorType);

        parametersMap.clear();

        deviceDialog->show(noteType, parametersMap);

    }

}

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));

        }

    }

    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);

    bool newEvent(false);

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

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

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

            newEvent = true;

            break;

        }

    }

    if (newEvent) {

        q->setAction(newEventAction);

    } else {

        q->setAction(defaultAction);

    }

}

HbIndicatorButton::HbIndicatorButton(QGraphicsItem *parent) 

    : HbToolButton(*new HbIndicatorButtonPrivate, parent)

{

    Q_D(HbIndicatorButton);

    d->init(); 

    // add default actions

    d->defaultAction = new HbAction(HbIcon("qtg_mono_options_menu"), "IndicatorMenu", this);

    d->newEventAction = new HbAction(HbIcon("qtg_mono_new_event"), "IndicatorMenu", this);

    setAction(d->defaultAction);

    createPrimitives();

}

HbIndicatorButton::~HbIndicatorButton()

{

}

void HbIndicatorButton::delayedConstruction()

{

    Q_D(HbIndicatorButton);

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

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

    d->deviceDialog = new HbDeviceDialog(HbDeviceDialog::ImmediateResourceReservationFlag);

}

void HbIndicatorButton::showHandleIndication(bool show)

{

    Q_D(HbIndicatorButton);

    d->handleIcon->setVisible(show);

}

bool HbIndicatorButton::handleVisible() const

{

    bool handleVisible = false;

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

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

    }

    return handleVisible;

}

void HbIndicatorButton::createPrimitives()

{

    Q_D(HbIndicatorButton);

    d->handleIcon = style()->createPrimitive(HbStyle::P_IndicatorButton_handleindication, this);

    d->handleIcon->setVisible(false);

    setBackgroundItem(HbStyle::P_IndicatorButton_background); // calls updatePrimitives()

}

void HbIndicatorButton::updatePrimitives()

{

    Q_D(HbIndicatorButton);

    HbStyleOptionIndicatorButton option;

    initStyleOption(&option);

    style()->updatePrimitive(backgroundItem(), HbStyle::P_IndicatorButton_background, &option);

    style()->updatePrimitive(d->handleIcon, HbStyle::P_IndicatorButton_handleindication, &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::initStyleOption(HbStyleOptionIndicatorButton *option) const

{

    if (isDown()) {

        option->mode = QIcon::Active;

    } else {

        option->mode = QIcon::Normal;

    }

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

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

            option->transparent = true;

        }

    }

}

void HbIndicatorButton::changeEvent(QEvent* event)

{

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

        updatePrimitives();

    }

    HbToolButton::changeEvent(event);

}

void HbIndicatorButton::handlePress()

{

#ifdef HB_EFFECTS

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

#endif

    updatePrimitives();

}

void HbIndicatorButton::handleRelease()

{

    Q_D(HbIndicatorButton);

#ifdef HB_EFFECTS

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

#endif

    updatePrimitives();

}