editclientinfo.java

简单的学生管理系统

package catking.home.love;
import java.awt.*;
import java.sql.*;
import javax.swing.*;

import java.awt.event.*;

public abstract class EditClientInfo extends JFrame implements ActionListener
{
	protected JTextField[] tf;
	protected final String[] itemNames = {"编号","姓名","性别","系别","年龄"};
	private final String[] buttonNames = {"确定","清除","退出"};
	private final String[] checkInfo = {
			"十位数字",
			"不超过4个汉字",
			"",
			"您所在的院系",
			"1～150岁"};
	public EditClientInfo(String title,String EditInfo)
	{
		super(title);
		this.setSize(400,300);
		Container c = this.getContentPane();
		c.setLayout(new GridLayout(9,1,2,0));
		JLabel info = new JLabel(EditInfo,SwingConstants.CENTER);
		c.add(info);
		int len = itemNames.length; 
		tf = new JTextField[len];
		for(int i =0; i< len; ++i)
		{
			JLabel item = new JLabel(itemNames[i]);
			tf[i] = new JTextField(20);
			tf[i].setBackground(Color.WHITE);
			JLabel check = new JLabel(checkInfo[i]);
			JPanel panel = new JPanel();
			panel.setLayout(new BorderLayout());
			panel.add(item,BorderLayout.WEST);
			panel.add(tf[i],BorderLayout.CENTER);
			panel.add(check,BorderLayout.EAST);
			c.add(panel);
		}
		//空行
		c.add(new JPanel());
		JPanel buttonPane = new JPanel();
		buttonPane.setLayout(new GridLayout(1,3,2,0));
		for(int i=0; i < buttonNames.length; ++i )
		{
			JButton button = new JButton(buttonNames[i]);
			button.addActionListener(this);
			buttonPane.add(button);
		}
		c.add(buttonPane);
		this.setResizable(false);
		this.setVisible(true);
	}
	public void actionPerformed(ActionEvent e) {
		// TODO Auto-generated method stub
		int temp = -1;
		for(int i =0; i < buttonNames.length; ++i)
		{
			if(buttonNames[i].equals(e.getActionCommand()))
			{
				temp = i;
				break;
			}
		}
		switch(temp)
		{
		//确定
		case 0:
			isConfirm();
			break;
		//清除
		case 1:
			isClear();
			break;
		//退出
		case 2:
			isQuit();
			break;
		}
		
	}
	protected void isClear()
	{
		for(int i =1; i < tf.length; ++i)
		{
			tf[i].setText("");
			tf[i].repaint();
		}
	}
	private void isQuit()
	{
		if(JOptionPane.showConfirmDialog(null, 
				"Are you sure to quit?", "Confirm",
				JOptionPane.YES_NO_CANCEL_OPTION, JOptionPane.INFORMATION_MESSAGE)
				== JOptionPane.YES_OPTION)
			this.dispose();
	}
	protected abstract void isConfirm();
}