layoutpanel.java

本次实验中用Java实现的Calendar具有跨平台运行能力

package edu.swjtu.sist.java.calendar;

import java.awt.*;
import java.awt.event.*;
import java.util.Calendar;

import javax.swing.JPanel;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;

/**
 * 面板布局
 * 
 * @author [e-mail]
 * @version 1.0
 */

class LayoutPanel extends JPanel
{
    public void paintComponent(Graphics g)
    {
        Graphics2D g2 = (Graphics2D) g;
        g2.setColor(SystemColor.controlHighlight);
        g2.fill3DRect(10, 20, 20, 2, false);//上横线左
        g2.fill3DRect(80, 20, 126, 2, false);//上横线右
        g2.fill3DRect(10, 20, 2, 190, false);//左纵线
        g2.fill3DRect(205, 20, 2, 190, false);//右纵线
        g2.fill3DRect(10, 210, 196, 2, false);//下横线
        g2.setColor(SystemColor.black);
        g2.drawString(" 日期(D) ", 30, 25);

        g2.setColor(SystemColor.controlHighlight);
        g2.fill3DRect(215, 20, 20, 2, false);//上横线左
        g2.fill3DRect(280, 20, 111, 2, false);//上横线右
        g2.fill3DRect(215, 20, 2, 190, false);//左纵线
        g2.fill3DRect(390, 20, 2, 190, false);//右纵线
        g2.fill3DRect(215, 210, 177, 2, false);//下横线
        g2.setColor(SystemColor.black);
        g2.drawString(" 时间(T) ", 230, 25);
        g2.drawString(" 当前时区：" + Calendar.getInstance().getTimeZone().getID(),10, 230);
        g2.setColor(Color.white);        
    }
}