Module java.desktop

Class BasicArrowButton

  • All Implemented Interfaces:
    ImageObserver, ItemSelectable, MenuContainer, Serializable, Accessible, SwingConstants
    Direct Known Subclasses:
    MetalScrollButton

    public class BasicArrowButton
    extends JButton
    implements SwingConstants
    JButton object that draws a scaled Arrow in one of the cardinal directions.

    Warning: Serialized objects of this class will not be compatible with future Swing releases. The current serialization support is appropriate for short term storage or RMI between applications running the same version of Swing. As of 1.4, support for long term storage of all JavaBeans™ has been added to the java.beans package. Please see XMLEncoder.

    • Field Detail

      • direction

        protected int direction
        The direction of the arrow. One of SwingConstants.NORTH, SwingConstants.SOUTH, SwingConstants.EAST or SwingConstants.WEST.
    • Constructor Detail

      • BasicArrowButton

        public BasicArrowButton​(int direction,
                                Color background,
                                Color shadow,
                                Color darkShadow,
                                Color highlight)
        Creates a BasicArrowButton whose arrow is drawn in the specified direction and with the specified colors.
        Parameters:
        direction - the direction of the arrow; one of SwingConstants.NORTH, SwingConstants.SOUTH, SwingConstants.EAST or SwingConstants.WEST
        background - the background color of the button
        shadow - the color of the shadow
        darkShadow - the color of the dark shadow
        highlight - the color of the highlight
        Since:
        1.4
      • BasicArrowButton

        public BasicArrowButton​(int direction)
        Creates a BasicArrowButton whose arrow is drawn in the specified direction.
        Parameters:
        direction - the direction of the arrow; one of SwingConstants.NORTH, SwingConstants.SOUTH, SwingConstants.EAST or SwingConstants.WEST
    • Method Detail

      • getDirection

        public int getDirection()
        Returns the direction of the arrow.
        Returns:
        the direction of the arrow
      • setDirection

        public void setDirection​(int direction)
        Sets the direction of the arrow.
        Parameters:
        direction - the direction of the arrow; one of of SwingConstants.NORTH, SwingConstants.SOUTH, SwingConstants.EAST or SwingConstants.WEST
      • isFocusTraversable

        public boolean isFocusTraversable()
        Returns whether the arrow button should get the focus. BasicArrowButtons are used as a child component of composite components such as JScrollBar and JComboBox. Since the composite component typically gets the focus, this method is overriden to return false.
        Overrides:
        isFocusTraversable in class Component
        Returns:
        false
        See Also:
        Component.setFocusable(boolean)
      • paintTriangle

        public void paintTriangle​(Graphics g,
                                  int x,
                                  int y,
                                  int size,
                                  int direction,
                                  boolean isEnabled)
        Paints a triangle.
        Parameters:
        g - the Graphics to draw to
        x - the x coordinate
        y - the y coordinate
        size - the size of the triangle to draw
        direction - the direction in which to draw the arrow; one of SwingConstants.NORTH, SwingConstants.SOUTH, SwingConstants.EAST or SwingConstants.WEST
        isEnabled - whether or not the arrow is drawn enabled