RoundedBorder.java

package op.tools;

import javax.swing.border.Border;
import java.awt.*;

/**
 * Created by tloehr on 03.07.14.
 */
// http://stackoverflow.com/questions/423950/java-rounded-swing-jbutton
   public class RoundedBorder implements Border {

        private int radius;

        public RoundedBorder(int radius) {
            this.radius = radius;
        }

        public Insets getBorderInsets(Component c) {
            return new Insets(5, 5, 5, 5); // this.radius + 1, this.radius + 1, this.radius + 2, this.radius
        }


        public boolean isBorderOpaque() {
            return true;
        }


        public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
            g.drawRoundRect(x, y, width - 1, height - 1, radius, radius);
        }
    }