author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
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/* |
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: CalenDayContentScrollArea class definition. |
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* |
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*/ |
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#ifndef CALENDAYCONTENTSCROLLAREA_H_ |
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#define CALENDAYCONTENTSCROLLAREA_H_ |
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// System includes |
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#include <HbScrollArea> |
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// User includes |
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#include "calendaycommonheaders.h" |
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/*! |
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Value [degree] defines the max. angle of swipe gesture which should change day. |
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*/ |
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const qreal KCalenSwipeAngle = 30; |
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#ifdef CALENVIEWS_DLL |
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#define CALENDAYCONTENTSCROLLAREA_EXPORT Q_DECL_EXPORT |
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#else |
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#define CALENDAYCONTENTSCROLLAREA_EXPORT Q_DECL_IMPORT |
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#endif |
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// Class declaration |
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class CALENDAYCONTENTSCROLLAREA_EXPORT CalenDayContentScrollArea : public HbScrollArea |
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{ |
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Q_OBJECT |
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public: |
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CalenDayContentScrollArea(QGraphicsItem *parent = 0); |
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virtual ~CalenDayContentScrollArea(); |
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public: |
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/*! |
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\enum CalenPanDirection |
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\brief Enumeration identifies pan gesture directions. |
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*/ |
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enum CalenPanDirection |
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{ |
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ECalenPanNotSet = 0, |
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ECalenPanVertical, |
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ECalenPanHorizontal |
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}; |
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signals: |
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void scrollAreaMoveStarted(CalenScrollDirection scrollTo); |
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void scrollAreaMoveFinished(CalenScrollDirection scrollTo); |
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public slots: |
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void scrollToMiddleWidget(); |
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protected: |
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bool scrollByAmount(const QPointF &delta); |
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void gestureEvent(QGestureEvent *event); |
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bool eventFilter(QObject *obj, QEvent *event); |
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bool event(QEvent *e); |
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private: // private functions |
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void checkPanDirection(QPanGesture *panGesture); |
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void moveTo(const QPointF &newPosition, int time = 0); |
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bool isHorizontalSwipe(qreal angle) const; |
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private slots: |
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void moveFinished(); |
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void orientationChanged(Qt::Orientation orientation); |
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private: // data |
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QPointF mStartPosition; //!< Start position of movement |
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qreal mContentWidth; //!< Content width |
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Qt::Orientation mOrientation; //!< Stores current orientation |
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/*! |
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\brief Pan gesture direction indicator |
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Member is used when switching widgets by panning gesture is enabled. |
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*/ |
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CalenPanDirection mPanDayDirection; |
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bool mIsMoving; //!< Indicates if moving of scroll area is in progress |
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/*! |
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\brief Scroll area horizontal move direction |
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*/ |
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CalenScrollDirection mMoveDirection; |
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}; |
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#endif /* CALENDAYCONTENTSCROLLAREA_H_ */ |