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

**

** 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 HbInput 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 "hbinputhwtoolcluster.h"

#include <QGraphicsGridLayout>

#include <hbaction.h>

#include <hbinputmethod.h>

#include <hbinpututils.h>

#include <hbinputvkbhost.h>

#include <hbinputsettingproxy.h>

#include <hbinputcommondialogs.h>

#include <hbmainwindow.h>

#include <hbview.h>

#include <hbdataform.h>

#include "hbinputvkbwidget_p.h"

#include "hbinputmodeindicator.h"

const QString HbCustomButtonObjName = "Mini VKB custom button ";

const int HbMiniVirtualKeypadNumberOfColumn = 5;

const qreal HbMiniVirtualKeypadReductionFactor = 4.5;

/*!

\class HbHwToolCluster

Implementation of hardware tool cluster.

*/

/// @cond

class HbHwToolClusterPrivate : HbInputVkbWidgetPrivate

{

    Q_DECLARE_PUBLIC(HbHwToolCluster)

public:

    HbHwToolClusterPrivate();

    ~HbHwToolClusterPrivate();

public:

};

HbHwToolClusterPrivate::HbHwToolClusterPrivate()

{

}

HbHwToolClusterPrivate::~HbHwToolClusterPrivate()

{

}

/// @endcond

/*!

Constructs the object.

*/

HbHwToolCluster::HbHwToolCluster(HbInputMethod *owner,

                                 QGraphicsItem *parent)

    : HbInputVkbWidget(*new HbHwToolClusterPrivate, parent)

{

    if (0 == owner) {

        return;

    }

    Q_D(HbHwToolCluster);

    d->q_ptr = this;

    d->mOwner = owner;

}

/*!

Creates the layout of the mini touch keypad for hardware qwerty.

*/

void HbHwToolCluster::createLayout()

{

}

/*!

Creates the tools cluster for mini VKB layout.

*/

void HbHwToolCluster::setupToolCluster()

{

}

/*!

Returns keyboard type.

*/

HbKeyboardType HbHwToolCluster::keyboardType() const

{

    return HbKeyboardQwerty;

}

/*!

Destructs the object.

*/

HbHwToolCluster::~HbHwToolCluster()

{

}

/*!

This is called right before the keypad is about to open. The layout of the

keypad happens here.

*/

void HbHwToolCluster::aboutToOpen(HbVkbHost *host)

{

    Q_D(HbHwToolCluster);

    HbInputVkbWidget::aboutToOpen(host);

    QSizeF size = preferredKeyboardSize();

    qreal height = size.height() - HbCloseHandleHeight;

    qreal width = size.width() / (qreal)HbMiniVirtualKeypadNumberOfColumn;

    for (int i = 0; i < HbMiniVirtualKeypadNumberOfColumn ; i++) {

        d->mButtonLayout->setColumnFixedWidth(i, width);

    }

    //There is only one row

    d->mButtonLayout->setRowFixedHeight(0, height);

}

/*!

Returns preferred keyboard size. HbVkbHost uses this information when it opens the keyboard.

*/

QSizeF HbHwToolCluster::preferredKeyboardSize()

{

    Q_D(HbHwToolCluster);

    QSizeF ret = QSizeF(0.0, 0.0);

    if (d->mCurrentHost) {

        QSizeF ret;

        //Get the available keypad area from the VKB host

        ret = d->mCurrentHost->keyboardArea();

        //Since this is a mini VKB, it has a lesser size than the available

        //area for the keypad.

        ret.setHeight(ret.height() / HbMiniVirtualKeypadReductionFactor);

        return ret;

    }

    return ret;

}

/*!

Shows the input method selection dialog.

*/

void HbHwToolCluster::showMethodDialog()

{

    Q_D(HbHwToolCluster);

    HbInputMethodDescriptor method

    = HbInputCommonDialogs::showCustomInputMethodSelectionDialog(HbInputSettingProxy::instance()->globalInputLanguage());

    if (!method.isEmpty() && d->mOwner) {

        d->mOwner->activateInputMethod(method);

    }

}

/*!

Shows the language selection dialog.

*/

void HbHwToolCluster::showLanguageDialog()

{

    HbInputLanguage language =

        HbInputCommonDialogs::showLanguageSelectionDialog(HbInputSettingProxy::instance()->globalInputLanguage().language());

    HbInputSettingProxy::instance()->setGlobalInputLanguage(language);

}

// End of file