searchnum.java

来自「A easy phone book. With the book,you ca」· Java 代码 · 共 30 行

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

public class SearchNum implements ActionListener{
	public void actionPerformed(ActionEvent e){
		if(e.getActionCommand().equals("查找")||e.getActionCommand().equals("查找记录"))
		    new SearchDialog();
	}
}

class SearchDialog{
	static String str,sqlstr;
	static JFrame frm;
	public SearchDialog(){
		frm=phonenum.getFrame();
		str=JOptionPane.showInputDialog(frm,"请输入要查找的人:");
		sqlstr="select * from phonenum where name='"+str+"'";
		if((str!=null)&&(str!="")&&(getObject.isFound(sqlstr)==true)){
		}
		else if((str==null)||(str==""))
		    {sqlstr="select * from phonenum";
		    }
		else{
			JOptionPane.showMessageDialog(frm,"对不起，没有找到");
			sqlstr="select * from phonenum";
		    }
		getObject.setSql(sqlstr);
		Update.furbish();
	}
}