Right border : Border « Swing JFC « Java

Right border


import java.awt.Graphics;
import java.awt.Insets;
import java.awt.Color;
import java.awt.Component;

import javax.swing.border.AbstractBorder;

public class RightSideBorder extends AbstractBorder
    protected int thickness;
    protected Color lineColor;
    protected int gap;

    public RightSideBorder(Color color) {
        this(color, 1, 1);

    public RightSideBorder(Color color, int thickness)  {
        this(color, thickness, thickness);

    public RightSideBorder(Color color, int thickness, int gap)  {
        lineColor = color;
        this.thickness = thickness;
        this.gap = gap;

    public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
        Color oldColor = g.getColor();
        int i;

        for(i = 0; i < thickness; i++)  {
          g.drawLine(x+width-i-1, y, x+width-i-1, y+height);

     * Returns the insets of the border.
     * @param c the component for which this border insets value applies
    public Insets getBorderInsets(Component c)       {
        return new Insets(0, 0, 0,gap);

    public Insets getBorderInsets(Component c, Insets insets) {
        insets.left = 0;
        insets.top = 0;
        insets.right = gap;
        insets.bottom = 0;
        return insets;

     * Returns the color of the border.
    public Color getLineColor()     {
        return lineColor;

     * Returns the thickness of the border.
    public int getThickness()       {
        return thickness;

     * Returns whether or not the border is opaque.
    public boolean isBorderOpaque() { 
        return false; 

  public int getGap() {
    return gap;



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