1 /*

     2  * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     3  * All rights reserved.

     4  * This component and the accompanying materials are made available

     5  * under the terms of "Eclipse Public License v1.0"

     6  * which accompanies this distribution, and is available

     7  * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8  *

     9  * Initial Contributors:

    10  * Nokia Corporation - initial contribution.

    11  *

    12  * Contributors:

    13  *

    14  * Description:  CalenDayContentScrollArea class definition.

    15  *

    16  */

    17 

    18 #ifndef CALENDAYCONTENTSCROLLAREA_H_

    19 #define CALENDAYCONTENTSCROLLAREA_H_

    20 

    21 // System includes

    22 #include <hbscrollarea.h>

    23 

    24 // User includes

    25 #include "calendaycommonheaders.h"

    26 

    27 // Class declaration

    28 class CalenDayContentScrollArea : public HbScrollArea

    29 {

    30 Q_OBJECT

    31 

    32 public:

    33     CalenDayContentScrollArea(QGraphicsItem *parent = 0);

    34     virtual ~CalenDayContentScrollArea();

    35 

    36 signals:

    37     void scrollAreaMoveStarted(CalenScrollDirection scrollTo);

    38     void scrollAreaMoveFinished(CalenScrollDirection scrollTo);

    39 

    40 public slots:

    41     void scrollToMiddleWidget();

    42 

    43 protected:

    44     bool scrollByAmount(const QPointF &delta);

    45     

    46     void gestureEvent(QGestureEvent *event);

    47     bool eventFilter(QObject *obj, QEvent *event);

    48     bool event(QEvent *e);

    49     

    50 private:	// private functions

    51     void checkPanDirection(QPanGesture *panGesture);

    52     void moveTo(const QPointF &newPosition, int time = 0);

    53     

    54 private slots:

    55     void moveFinished();

    56     void orientationChanged(Qt::Orientation orientation);

    57 

    58 private:    // data

    59     QPointF mStartPosition;  //!< Start position of movement

    60 

    61     qreal mContentWidth; //!< Content width

    62     

    63     Qt::Orientation mOrientation;   //!< Stores current orientation

    64 

    65     /*!

    66      \brief Pan gesture direction indicator

    67      

    68      Member is used when switching widgets by panning gesture is enabled.

    69      */

    70     CalenPanDirection mPanDayDirection;

    71     

    72     bool mIsMoving; //!< Indicates if moving of scroll area is in progress

    73     

    74     /*!

    75      \brief Scroll area horizontal move direction

    76      */

    77     CalenScrollDirection mMoveDirection;

    78 };

    79 

    80 #endif /* CALENDAYCONTENTSCROLLAREA_H_ */