stoparrowbutton.java

来自「Swing Examples Sources Codes 里包含了Java We」· Java 代码 · 共 49 行

/* (swing1.1.1beta2) */
package jp.gr.java_conf.tame.swing.button;

import java.awt.*;
import javax.swing.*;
import javax.swing.plaf.basic.*;

  
/**
 * @version 1.0 07/07/99
 */
public class StopArrowButton extends BasicArrowButton {
 
  public StopArrowButton(int direction) {
    super(direction);
  }
    
  public void paintTriangle(Graphics g, int x, int y, int size, 
					int direction, boolean isEnabled) {
    super.paintTriangle(g, x, y, size, direction, isEnabled);
    Color c = g.getColor();
    if (isEnabled) {
      g.setColor(UIManager.getColor("controlDkShadow"));
    } else {
      g.setColor(UIManager.getColor("controlShadow"));
    }
    g.translate(x, y);
    size = Math.max(size, 2);
    int mid = size / 2;
    int h = size-1;
    if (direction == WEST) {
      g.drawLine(-1, mid-h, -1, mid+h);
      if (!isEnabled) {
        g.setColor(UIManager.getColor("controlLtHighlight"));
        g.drawLine(0, mid-h+1, 0, mid-1);
        g.drawLine(0, mid+2, 0, mid+h+1);
      }
    } else {      // EAST
      g.drawLine(size, mid-h, size, mid+h);
      if (!isEnabled) {
        g.setColor(UIManager.getColor("controlLtHighlight"));
        g.drawLine(size+1, mid-h+1, size+1, mid+h+1);
      }
    }	
    g.setColor(c);			
  }
}