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

**

** 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.

**

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

#ifndef HB_INPUT_VKB_WIDGET_PRIVATE_H

#define HB_INPUT_VKB_WIDGET_PRIVATE_H

//

//  W A R N I N G

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

//

// This file is not part of the Hb Inputs API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

#include <QSignalMapper>

#include <QPointer>

#include <QTime>

#include <QTimeLine>

#include "hbinputdef.h"

#include "hbwidget_p.h"

#include "hbinputvkbwidget.h"

const QString settingsIcon("qtg_mono_settings");

const QString inputMethodIcon("qtg_mono_virtual_input");

const QString predictionOnIcon("qtg_mono_predictive_text_on");

const QString predictionOffIcon("qtg_mono_predictive_text_off");

class QTimeLine;

class QBitmap;

class QPixmap;

class QGraphicsGridLayout;

class HbPushButton;

class HbFrameDrawer;

class QAction;

class HbStackedWidget;

class HbVkbHost;

class HbTouchKeypadButton;

class HbInputModeIndicator;

class HbKeymap;

class HbInputSmileyPicker;

class HbInputMethod;

class QGraphicsLinearLayout;

class HbInputScreenshotWidget;

class HbInputFocusObject;

class HbInputSettingList;

class HbInputMethodDescriptor;

class HbInputSettingWidget;

const qreal VerticalSpacing = 0.0, HorizontalSpacing = 0.0; //vertical and horizontal spacing for buttons in layout

class HB_INPUT_PRIVATE_EXPORT HbInputVkbWidgetPrivate : public HbWidgetPrivate

{

    Q_DECLARE_PUBLIC(HbInputVkbWidget)

public:

    enum HbQwertyKeyboardSize {

        HbQwerty4x10,

        HbQwerty4x11

    };

    HbInputVkbWidgetPrivate();

    virtual ~HbInputVkbWidgetPrivate();

    virtual void initLayout();

    virtual void init();

    virtual int keyCode(int buttonId);

    virtual int keyCode(HbTouchKeypadButton *button);

    virtual void handleStandardButtonPress(int aButtonId);

    virtual void handleStandardButtonRelease(int aButtonId);

    virtual void addCustomButtonToLayout(HbTouchKeypadButton *button,

                                         int index);

    void redirectMousePressEvent(QGraphicsSceneMouseEvent *aEvent);

    void redirectMouseReleaseEvent(QGraphicsSceneMouseEvent *aEvent);

    virtual void applyEditorConstraints();

    virtual void updateKeyCodes();

    virtual void updateButtons();

    virtual void settingListPosition(QPointF &position, HbPopup::Placement &placement);

    void captureScreenshot();

    void updateMouseHitItem(HbTouchKeypadButton *button, QPointF position);

    void normalizeProbabilities(QList<HbKeyPressProbability> &allProbableKeys);

    bool isSmileysEnabled();

    bool isKeyboardDimmed();

    void showInputMethodSelectionDialog();

    void _q_activateInputMethod(const HbInputMethodDescriptor &descriptor, const QByteArray &customData);

    void _q_settingsClosed(HbAction *action);

    void _q_smileyPickerClosed();

    virtual QChar numberCharacterBoundToKey(int key);

    friend class HbTouchKeypadButton;

    friend class HbInputUsedSymbolPane;

public:

    HbInputVkbWidget *q_ptr;

    HbInputMethod *mOwner;

    bool mIsKeypadOn;

    HbKeypadMode mMode;

    const HbKeymap *mKeymap;

    HbModifiers mModifiers;

    HbInputModeIndicator *mInputModeIndicator;

    QPointer<HbTouchKeypadButton> mApplicationButton;

    QPointer<HbAction> mApplicationButtonAction;

    QPointer<HbTouchKeypadButton> mSettingsButton;

    QPointer<HbInputSettingList> mSettingList;

    QGraphicsGridLayout *mButtonLayout;

    QSignalMapper *mPressMapper;

    QSignalMapper *mReleaseMapper;

    QSignalMapper *mActionMapper;

    HbFrameDrawer *mBackgroundDrawer;

    HbFrameDrawer *mIconDrawer;

    bool mMainWinConnected;

    QGraphicsLinearLayout *mLayout;

    QPointer<HbVkbHost> mCurrentHost;

    bool mDrawbackground;

    QTime mMousePressTime;

    bool mMouseButtonPressedDown;

    HbInputVkbWidget::HbFlickDirection mFlickDirection;

    HbInputSmileyPicker *mSmileyPicker;

    HbInputScreenshotWidget *mScreenshotWidget;

    QTimeLine mScreenshotTimeLine;

    HbTouchKeypadButton *mMostRecentlyAccessedButton;

    QPointF mMostRecentlyClickedLocation;

    HbInputFocusObject  *mFocusedObject;

    QObject *mCurrentFocusedObject;

    bool mFlickAnimation;

    int mSettingsDialogsOpen;

    bool mAnimateWhenDialogCloses;

    HbQwertyKeyboardSize mKeyboardSize;

    int mCloseHandleHeight;

    int mCloseHandleWidth;

    QGraphicsWidget *mCloseHandle;

    bool mKeyboardDimmed;

};

#endif //HB_INPUT_VKB_WIDGET_PRIVATE_H

// End of file