mainwindow.java

用java刚刚写了不久的学生管理系统

//作者：沈阳
//时间：2008年11月7日
import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
import java.util.*;
/*--------------------------------------MainWindow-------------------------------------*/
class MainWindow extends JFrame implements ActionListener{
	JPanel jpTop1 = new JPanel();
	JPanel jpTop2 = new JPanel();
 	JPanel jpLeft1= new JPanel();
	JPanel jpLeft2 = new JPanel();
	JPanel jpLeft3 = new JPanel();
 	JPanel  jpRight1 = new JPanel();
 	JPanel jpRight2 = new JPanel();
 	JPanel jpRight3 = new JPanel();
 	JPanel  jpLeft = new JPanel();
 	JPanel jpRight = new JPanel();
 	JPanel jpCenter = new JPanel();
	JPanel jpTop = new JPanel();
 	JPanel jpBottom = new JPanel();
 	int userPriority;
 	JButton jbuttonLeft1 = new JButton("数  据  录  入");
 	JButton jbuttonLeft2 = new JButton("数  据  统  计");
 	JButton jbuttonLeft3 = new JButton("信  息  查  询");
 	JButton jbuttonRight1 = new JButton("信  息  修  改");
 	JButton jbuttonRight2 = new JButton("信  息  删  除");
 	JButton jbuttonRight3 = new JButton("退  出  系  统  ");
 	MainWindow(int priority){
 		userPriority = priority;
		Container container = this.getContentPane();
		container.setLayout(new BorderLayout()); 
		jpLeft.setLayout(new GridLayout(3,1));
		jpRight.setLayout(new GridLayout(3,1));
		jpCenter.setLayout(new GridLayout(1,2));
		jpTop.setLayout(new GridLayout(2,1));
		if(priority == 1){
	 		jbuttonLeft1.setEnabled(false);
			jbuttonLeft2.setEnabled(false);
			jbuttonRight1.setEnabled(false);
			jbuttonRight2.setEnabled(false);	
		}
	    jbuttonLeft1.setPreferredSize(new Dimension(150,50));
	    jbuttonLeft2.setPreferredSize(new Dimension(150,50));
	    jbuttonLeft3.setPreferredSize(new Dimension(150,50));
	    jbuttonRight1.setPreferredSize(new Dimension(150,50));
	    jbuttonRight2.setPreferredSize(new Dimension(150,50));
	    jbuttonRight3.setPreferredSize(new Dimension(150,50));
	    jbuttonLeft1.setFont(new   java.awt.Font("Dialog",1,18));   
	    jbuttonLeft2.setFont(new   java.awt.Font("Dialog",1,18));   
	    jbuttonLeft3.setFont(new   java.awt.Font("Dialog",1,18));  
	    jbuttonRight1.setFont(new   java.awt.Font("Dialog",1,18));
	    jbuttonRight2.setFont(new   java.awt.Font("Dialog",1,18));
	    jbuttonRight3.setFont(new   java.awt.Font("Dialog",1,18)); 
	   	jpTop.add(jpTop1);
		jpTop.add(jpTop2);
		jpLeft1.add(jbuttonLeft1);
		jpLeft2.add(jbuttonLeft2);
		jpLeft3.add(jbuttonLeft3);
		jpRight1.add(jbuttonRight1);
		jpRight2.add(jbuttonRight2);
		jpRight3.add(jbuttonRight3);
		jpLeft.add(jpLeft1);
		jpLeft.add(jpLeft2);
		jpLeft.add(jpLeft3);
		jpRight.add(jpRight1);
		jpRight.add(jpRight2);
		jpRight.add(jpRight3);
		jpCenter.add(jpLeft);
		jpCenter.add(jpRight);
		jbuttonLeft1.addActionListener(this);
		jbuttonLeft2.addActionListener(this);
		jbuttonLeft3.addActionListener(this);
		jbuttonRight1.addActionListener(this);
		jbuttonRight2.addActionListener(this);
		jbuttonRight3.addActionListener(this);
		container.add("North",jpTop);
		container.add("Center",jpCenter);
	 	container.add("South",jpBottom);
		Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();
		setLocation((screen.width - 500) / 2,(screen.height - 500) / 2);
		setTitle("欢迎使用本信息管理系统");
 		setResizable(false);
		setSize(520,335);
		setVisible(true);
 	}// end of Maindow
	public void actionPerformed(ActionEvent e){
			if(e.getSource() == jbuttonLeft1){
				dispose();
				new DataEntry(userPriority);
			}
			else if(e.getSource() == jbuttonLeft2){
				dispose();
				new DataStatistical(userPriority);
			}
			else if(e.getSource() == jbuttonLeft3){
				dispose();
				new InformationInquiry(userPriority);
			}
			else if(e.getSource() == jbuttonRight1){
				dispose();
				new InformationUpdate(userPriority);
			}
			else if(e.getSource() == jbuttonRight2){
				dispose();
				new InformationDelete(userPriority);
			}
			else if(e.getSource() == jbuttonRight3){
				dispose();
				System.exit(0);
			}
	}
	/*-------------------------------------------NoticeInformation-------------------------------------*/
	class NoticeInformation extends JFrame implements ActionListener{
		NoticeInformation(){//if time is allown do it.
			
		}
		public void actionPerformed(ActionEvent e){
		}
	}
}// end of class MainWindow