singlelineborder.java

WAP ide 代码

package wapide;

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

/**
 * A border style used to show that controls are selected in the GraphicalTextPane.
 * Copyright:    Copyright (c) 2003
 * @author Mark Busman
 * @version 1.0
 *
 * For License and contact information see WAPIDE.java
 */

public class SingleLineBorder implements Border {

  /**
   * The color to draw the lines with.
   */
  private Color lineColor;

  /**
   * Default constructor.
   * @param Color c - line color.
   */
  public SingleLineBorder(Color c) {
    lineColor = c;
  }

  /**
   * Gets the border insets for the specified Component.
   * @param Component c.
   * @return Insets i.
   */
  public Insets getBorderInsets(Component c) {
    return new Insets(3, 3, 3, 3);
  }

  /**
   * Returns border opacity.
   * @return boolean opacity - always false.
   */
  public boolean isBorderOpaque() {
    return false;
  }

  /**
   * Paints the border
   */
  public void paintBorder(Component c, Graphics g, int x ,int y, int width, int height) {
    g.setColor(lineColor);
    g.fillRect(x, y + height - 2, x + width,  y + height - 1);
  }
}