Module java.desktop

Class BasicScrollBarUI.TrackListener

    • Field Detail

      • offset

        protected transient int offset
        The offset
      • currentMouseX

        protected transient int currentMouseX
        Current mouse x position
      • currentMouseY

        protected transient int currentMouseY
        Current mouse y position
    • Constructor Detail

      • TrackListener

        protected TrackListener​()
    • Method Detail

      • mousePressed

        public void mousePressed​(MouseEvent e)
        If the mouse is pressed above the "thumb" component then reduce the scrollbars value by one page ("page up"), otherwise increase it by one page. If there is no thumb then page up if the mouse is in the upper half of the track.
        Specified by:
        mousePressed in interface MouseListener
        mousePressed in class MouseAdapter
        e - the event to be processed
      • mouseDragged

        public void mouseDragged​(MouseEvent e)
        Set the models value to the position of the thumb's top of Vertical scrollbar, or the left/right of Horizontal scrollbar in left-to-right/right-to-left scrollbar relative to the origin of the track.
        Specified by:
        mouseDragged in interface MouseMotionListener
        mouseDragged in class MouseAdapter
        e - the event to be processed