mainframe.java

大学物理试验中的测量不确定

package physics;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class MainFrame extends Frame {
 //	Choice list;
	static int x1;
int x3=10;
	PopupWin d;
	JTextField jtf;
	JButton button;
	JLabel jlb;
	PopupWin count;
 
	MainFrame(String s)
	 { 
		setTitle(s);		
		makeFace();	    
		 addListener(); 
          setVisible(true);
          validate();
	 }

	
	public void makeFace(){
		
		 setLayout(new FlowLayout());
       Toolkit tool=getToolkit();
        Dimension dim=tool.getScreenSize();
        setBounds(0,0,dim.width/2,dim.height/2);
        jlb=new JLabel("请输入你要处理的试验个数:");
        jtf=new  JTextField(8);
        button=new JButton("确认");
        button.setSize(20, 30);
        add(jlb);
        add(jtf);
        add(button);
  
        }
	

	
	public void  addListener(){		
		// 下拉菜单事件
	button.addMouseListener(new MouseAdapter(){
			public	void mouseReleased(MouseEvent e){
				if (e.getClickCount() == 1){
		   x1=Integer.parseInt(jtf.getText());
		  System.out.print(x1);	
		  Frame d = new Frame();
		  count=new PopupWin(d,"计算不确定度",false);	
		  count.setVisible(true);
				}

			}
			});
			
		//窗口关闭事件 
      addWindowListener(new WindowAdapter(){  
            public void windowClosing(WindowEvent e){               
                setVisible(false);
                dispose();               
                System.exit(0);
            }
        });
	}
	
	

}