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

**

** 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 HbPlugins 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 <qglobal.h>

#include <hbinputvkbwidget.h>

#include <hbinputcandidatelist.h>

#include <hbmainwindow.h>

#include <hbaction.h>

#include <hbinputsettingproxy.h>

#include "hbinputabstractbase.h"

const qreal HbDeltaHeight = 2.0;

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::HbInputAbstractMethod

//

// ---------------------------------------------------------------------------

HbInputAbstractMethod::HbInputAbstractMethod()

{

    mVanillQwertySwitch = new HbAction(QString("QTY"));

    mIsFocusOnVanillaQtEditor = false;

}

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::~HbInputAbstractMethod

//

// ---------------------------------------------------------------------------

HbInputAbstractMethod::~HbInputAbstractMethod()

{

    delete mVanillQwertySwitch;

}

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::launchCandidatePopup

//

// ---------------------------------------------------------------------------

void HbInputAbstractMethod::launchCandidatePopup(const QStringList &candidates)

{

    Q_UNUSED(candidates);

}

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::closeKeypad

//

// ---------------------------------------------------------------------------

void HbInputAbstractMethod::closeKeypad()

{

}

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::switchSpecialCharacterTable

//

// ---------------------------------------------------------------------------

void HbInputAbstractMethod::switchSpecialCharacterTable()

{

}

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::selectSpecialCharacterTableMode

//

// ---------------------------------------------------------------------------

void HbInputAbstractMethod::selectSpecialCharacterTableMode()

{

}

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::closeExactWordPopup

//

// ---------------------------------------------------------------------------

void HbInputAbstractMethod::closeExactWordPopup()

{

}

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::launchExactWordPopup

//

// ---------------------------------------------------------------------------

void HbInputAbstractMethod::launchExactWordPopup(QString exactWord)

{

    Q_UNUSED(exactWord);

}

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::launchAutoCompletionPopup

//

// ---------------------------------------------------------------------------

void HbInputAbstractMethod::launchAutoCompletionPopup(const QStringList& candidates)

{

    Q_UNUSED(candidates);

}

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::closeAutoCompletionPopup

//

// ---------------------------------------------------------------------------

void HbInputAbstractMethod::closeAutoCompletionPopup()

{

}

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::switchMode

//

// ---------------------------------------------------------------------------

void HbInputAbstractMethod::switchMode(int keyCode)

{

    Q_UNUSED(keyCode);

} 

// ---------------------------------------------------------------------------

// HbInputAbstractMethod::starKeySelected

//

// ---------------------------------------------------------------------------

void HbInputAbstractMethod::starKeySelected()

{

}

void HbInputAbstractMethod::getCandidatePositionAndSize(HbCandidateList *candidatePopup,

                    HbInputVkbWidget *currentKeypad, QPointF & pos,QSizeF & size)

{

    QRectF cursorRect = focusObject()->microFocus(); // from the top of the screen

    QSize vpSize = currentKeypad->mainWindow()->size();

    QRectF viewport = QRectF(currentKeypad->mainWindow()->mapToScene(QPoint(0, 0)),

                      currentKeypad->mainWindow()->mapToScene(QPoint(vpSize.width(), vpSize.height())));

    pos = QPointF(cursorRect.bottomLeft().x(), cursorRect.bottomLeft().y() + HbDeltaHeight);

    size = candidatePopup->size();

    size.setHeight(abs((int)viewport.height()) - pos.y());

    QRectF geom = candidatePopup->geometry();

    if (size.height() > geom.height()) {

        size.setHeight(geom.height());

    }

    if ((pos.x() + size.width()) > abs((int)viewport.width())) {

        // can not fit candidate popup to the right side of inline edit text.

        pos.setX(abs((int)viewport.width()) - size.width());

    }

}

bool HbInputAbstractMethod::isSctModeActive() const

{

    return false;

}

HbKeyboardType HbInputAbstractMethod::currentKeyboardType() const

{

    return HbKeyboardNone;

}

void HbInputAbstractMethod::focusReceived()

{

    mIsFocusOnVanillaQtEditor = false;

    QInputContext* context = qApp->inputContext();

    if (context && context->focusWidget()) {

        QWidget *focusedWidget = context->focusWidget();

        if (!focusedWidget->inherits("HbMainWindow")) {

            mIsFocusOnVanillaQtEditor = true;

        }

    }

    if(mIsFocusOnVanillaQtEditor && focusObject() ) {

        QList<HbAction*> customActions= focusObject()->editorInterface().actions();

        if(!customActions.contains(mVanillQwertySwitch)) {

            disconnect(mVanillQwertySwitch, SIGNAL(triggered(bool)));

            connect(mVanillQwertySwitch, SIGNAL(triggered(bool)), this, SLOT(switchKeypad(bool)));

            focusObject()->editorInterface().addAction(mVanillQwertySwitch);

        }

    }

}

void HbInputAbstractMethod::focusLost()

{

    if(mIsFocusOnVanillaQtEditor &&  focusObject()) {

        QList<HbAction*> customActions= focusObject()->editorInterface().actions();

        if(customActions.contains(mVanillQwertySwitch)) {

            disconnect(mVanillQwertySwitch, SIGNAL(triggered(bool)));

            disconnect(mVanillQwertySwitch, SIGNAL(triggered(bool)), this, SLOT(switchKeypad(bool)));

            focusObject()->editorInterface().removeAction(mVanillQwertySwitch);            

        }

    }

}

void HbInputAbstractMethod::switchKeypad(bool isActive)

{

    Q_UNUSED(isActive);

    HbInputState state = inputState();

    if (currentKeyboardType() == HbKeyboardVirtual12Key) {

        state.setKeyboard(HbKeyboardVirtualQwerty);

        activateState(state);

    } else if (currentKeyboardType() == HbKeyboardVirtualQwerty) {

        state.setKeyboard(HbKeyboardVirtual12Key);

        activateState(state);

    }

}

QChar HbInputAbstractMethod ::previousChar()

{

    return QChar();

}

// EOF