Module java.desktop

Class LineBorder

  • All Implemented Interfaces:
    Serializable, Border
    Direct Known Subclasses:
    BorderUIResource.LineBorderUIResource

    public class LineBorder
    extends AbstractBorder
    A class which implements a line border of arbitrary thickness and of a single color.

    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

      • thickness

        protected int thickness
        Thickness of the border.
      • lineColor

        protected Color lineColor
        Color of the border.
      • roundedCorners

        protected boolean roundedCorners
        Whether or not the border has rounded corners.
    • Constructor Detail

      • LineBorder

        public LineBorder​(Color color)
        Creates a line border with the specified color and a thickness = 1.
        Parameters:
        color - the color for the border
      • LineBorder

        public LineBorder​(Color color,
                          int thickness)
        Creates a line border with the specified color and thickness.
        Parameters:
        color - the color of the border
        thickness - the thickness of the border
      • LineBorder

        @ConstructorProperties({"lineColor","thickness","roundedCorners"})
        public LineBorder​(Color color,
                          int thickness,
                          boolean roundedCorners)
        Creates a line border with the specified color, thickness, and corner shape.
        Parameters:
        color - the color of the border
        thickness - the thickness of the border
        roundedCorners - whether or not border corners should be round
        Since:
        1.3
    • Method Detail

      • createBlackLineBorder

        public static Border createBlackLineBorder()
        Convenience method for getting the Color.black LineBorder of thickness 1.
        Returns:
        a LineBorder with Color.black and thickness of 1
      • createGrayLineBorder

        public static Border createGrayLineBorder()
        Convenience method for getting the Color.gray LineBorder of thickness 1.
        Returns:
        a LineBorder with Color.gray and thickness of 1
      • paintBorder

        public void paintBorder​(Component c,
                                Graphics g,
                                int x,
                                int y,
                                int width,
                                int height)
        Paints the border for the specified component with the specified position and size.
        Specified by:
        paintBorder in interface Border
        Overrides:
        paintBorder in class AbstractBorder
        Parameters:
        c - the component for which this border is being painted
        g - the paint graphics
        x - the x position of the painted border
        y - the y position of the painted border
        width - the width of the painted border
        height - the height of the painted border
      • getBorderInsets

        public Insets getBorderInsets​(Component c,
                                      Insets insets)
        Reinitialize the insets parameter with this Border's current Insets.
        Overrides:
        getBorderInsets in class AbstractBorder
        Parameters:
        c - the component for which this border insets value applies
        insets - the object to be reinitialized
        Returns:
        the insets object
      • getLineColor

        public Color getLineColor()
        Returns the color of the border.
        Returns:
        a Color object representing the color of this object
      • getThickness

        public int getThickness()
        Returns the thickness of the border.
        Returns:
        the thickness of this border
      • getRoundedCorners

        public boolean getRoundedCorners()
        Returns whether this border will be drawn with rounded corners.
        Returns:
        true if this border should have rounded corners
        Since:
        1.3
      • isBorderOpaque

        public boolean isBorderOpaque()
        Returns whether or not the border is opaque.
        Specified by:
        isBorderOpaque in interface Border
        Overrides:
        isBorderOpaque in class AbstractBorder
        Returns:
        true if the border is opaque, false otherwise