55 

    55 

    56     void scrollTo(const QModelIndex &index);

    56     void scrollTo(const QModelIndex &index);

    57 

    57 

    58     bool getItemOutline(const QModelIndex& index, QPolygonF& points);

    58     bool getItemOutline(const QModelIndex& index, QPolygonF& points);

    59     void aboutToChangeOrientation();

    59     void aboutToChangeOrientation();

    62     QList<QModelIndex> getVisibleItemIndices() const;

    62     QList<QModelIndex> getVisibleItemIndices() const;

    63     Qt::Orientation scrollDirection() const;

    63     Qt::Orientation scrollDirection() const;

    64 

    64 

    65     void setIndexFeedbackPolicy( HgWidget::IndexFeedbackPolicy policy);

    65     void setIndexFeedbackPolicy( HgWidget::IndexFeedbackPolicy policy);

    66     HgWidget::IndexFeedbackPolicy indexFeedbackPolicy() const;

    66     HgWidget::IndexFeedbackPolicy indexFeedbackPolicy() const;

    67     void setDefaultImage(QImage defaultImage);

    67     void setDefaultImage(QImage defaultImage);

    69     void setItemSizePolicy(HgWidget::ItemSizePolicy policy);

    69     void setItemSizePolicy(HgWidget::ItemSizePolicy policy);

    70     HgWidget::ItemSizePolicy itemSizePolicy() const;

    70     HgWidget::ItemSizePolicy itemSizePolicy() const;

    71 

    71 

    72     void setItemSize(const QSizeF& size);

    72     void setItemSize(const QSizeF& size);

    73     QSizeF itemSize() const;

    73     QSizeF itemSize() const;

    75     void setItemSpacing(const QSizeF& size);

    75     void setItemSpacing(const QSizeF& size);

    76     QSizeF itemSpacing() const;

    76     QSizeF itemSpacing() const;

    78     HgWidget *q_ptr;

    78     HgWidget *q_ptr;

    80 private:

    80 private:

    81 

    81 

    82     void clearCurrentModel();

    82     void clearCurrentModel();

    83     void initializeNewModel();

    83     void initializeNewModel();

    84 

    84 

    85     void adjustGeometry();

    85     void adjustGeometry();

    86 

    86 

    87     void createScrollBar(Qt::Orientation orientation);

    87     void createScrollBar(Qt::Orientation orientation);

    89     void setScrollBarPolicy(HgWidget::ScrollBarPolicy policy);

    89     void setScrollBarPolicy(HgWidget::ScrollBarPolicy policy);

    90     void replaceScrollBar(HbScrollBar *scrollBar);

    90     void replaceScrollBar(HbScrollBar *scrollBar);

    91 

    91 

    92     virtual void updateScrollMetrics( qreal pos = 0 );

    92     virtual void updateScrollMetrics( qreal pos = 0 );

    93     void prepareScrollBars( qreal pos = 0);

    93     void prepareScrollBars( qreal pos = 0);

    96     void displayScrollBar(qreal pos = 0);

    96     void displayScrollBar(qreal pos = 0);

    97     void setScrollBarMetrics(qreal pos = 0);

    97     void setScrollBarMetrics(qreal pos = 0);

    98 

    98 

    99     void lostForeground();

    99     void lostForeground();

   100     void gainedForeground();

   100     void gainedForeground();

   102     // private slot functions

   103     // private slot functions

   103     void _q_scrollPositionChanged(qreal index, bool scrollBarAnimation);

   104     void _q_scrollPositionChanged(qreal index, bool scrollBarAnimation);

   104     void _q_releaseItems( int releaseStart, int releaseEnd );

   105     void _q_releaseItems( int releaseStart, int releaseEnd );

   105     void _q_requestItems( int requestStart, int requestEnd );

   106     void _q_requestItems( int requestStart, int requestEnd );

   106     void _q_hideScrollBars();

   107     void _q_hideScrollBars();

   110     void _q_moveRows(const QModelIndex &sourceParent, int sourceStart,

   111     void _q_moveRows(const QModelIndex &sourceParent, int sourceStart,

   111                      int sourceEnd, const QModelIndex &destinationParent,

   112                      int sourceEnd, const QModelIndex &destinationParent,

   112                      int destinationRow);

   113                      int destinationRow);

   113     void _q_modelReset();

   114     void _q_modelReset();

   114     void _q_groovePressed(qreal value, Qt::Orientation orientation);

   115     void _q_groovePressed(qreal value, Qt::Orientation orientation);

   115 

   117 

   116     void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);

   118     void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);

   117 

   119 

   118     void initBufferManager(int itemCount);

   120     void initBufferManager(int itemCount);

   120 protected:

   122 protected:

   123 

   123 

   124     HgContainer *mContainer;

   124     HgContainer *mContainer;

   125     HgScrollBufferManager *mBufferManager;

   125     HgScrollBufferManager *mBufferManager;

   126 

   126 

   127     QAbstractItemModel *mModel;

   127     QAbstractItemModel *mModel;

   129     QItemSelectionModel *mDefaultSelectionModel;

   128     QItemSelectionModel *mDefaultSelectionModel;

   130 

   129 

   131     HbScrollBar *mScrollBar;

   130     HbScrollBar *mScrollBar;

   132     HgWidget::ScrollBarPolicy mScrollBarPolicy;

   131     HgWidget::ScrollBarPolicy mScrollBarPolicy;

   133     bool mAbleToScroll;

   132     bool mAbleToScroll;