raptorscrollhandler.h

   1 //GPL2 siraj@kde.org
   2
   3
   4 #ifndef RAPTOR_SCROLL_HANDLER_H
   5 #define RAPTOR_SCROLL_HANDLER_H
   6
   7 #include <QGraphicsItem>
   8 #include <QtCore/QObject>
   9 #include <QtGui/QGraphicsTextItem>
  10 #include <QtGui/QLayoutItem>
  11 //plasma
  12 #include <plasma/svg.h>
  13 #include <plasma/theme.h>
  14 #include <plasma/datacontainer.h>
  15
  16
  17 class RaptorScrollHandler : public QObject,
  18                             public QGraphicsItem,
  19                             public QLayoutItem
  20 {
  21     Q_OBJECT
  22
  23     public:
  24         typedef enum OwnState {REGULAR, Hovered, PRESSED};
  25         typedef QHash <OwnState, QString> ElementHash;
  26         typedef enum ArrowState {UP=0, DOWN, LEFT, RIGHT};
  27
  28         RaptorScrollHandler(QGraphicsItem * parent = 0);
  29
  30         virtual ~RaptorScrollHandler();
  31
  32         QRectF boundingRect() const;
  33         void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
  34         QSize sizeHint() const;
  35         QSize minimumSize() const {} //TODO Implement me
  36         QSize maximumSize() const {} //TODO Implement me
  37         void setArrowState(RaptorScrollHandler::ArrowState state);
  38         Qt::Orientations expandingDirections() const{} //TODO Implement me
  39         void setExpandingDirections(Qt::Orientations ori);
  40         void setGeometry(const QRect &geometry);
  41         QRect geometry() const;
  42         bool isEmpty() const { return false; }
  43
  44     public slots:
  45
  46      signals:
  47         void activated();
  48         void deactivated();
  49
  50     protected:
  51         virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
  52         virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
  53         virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
  54         virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
  55
  56     private:
  57         QString getElementNameForState(OwnState state);
  58         class Private;
  59         Private *d;
  60 };
  61
  62 #endif