main1.java

200多个自己编的java程序,大家可以学一下.

//this pro will display the mouse x,y
import java.awt.*;
import java.awt.event.*;

public class Main1 implements MouseMotionListener,MouseListener,KeyListener
{
	Label statusBar=new Label();
	private Frame f;
	String ch="";

	
	public void go(){
		f=new Frame("Example two");
		f.add("West",statusBar);//there west or south is no use
		f.addMouseListener(this);
		f.addMouseMotionListener(this);
		f.setSize(200,200);
		f.show();
		
	}
	
	//mouse implement realization
	public void mouseClicked(MouseEvent e){}
	public void mouseEntered(MouseEvent e){}
	public void mouseExited(MouseEvent e){}
	public void mousePressed(MouseEvent e){}
	public void mouseReleased(MouseEvent e){}
	
	
	public void mouseDragged(MouseEvent e){
		int x=e.getX();
		int y=e.getY();	
		String status=ch+"("+x+","+y+")"+ch;//why
		//maybe it will make it to a String
		statusBar.setText(status);
		
	}
	public void mouseMoved(MouseEvent e){
		int x=e.getX();
		int y=e.getY();	
		String status="(x="+x+",y="+y+")"+ch;//why
		//maybe it will make it to a String
		statusBar.setText(status);		
	}
	public void keyTyped(KeyEvent k){
	}
	public void keyPressed(KeyEvent k)
	{
		int charcode=k.getKeyCode();
		if(charcode==KeyEvent.VK_SHIFT)ch="s";
		if(charcode==KeyEvent.VK_CONTROL)ch="c";
		
		
	}
	public void keyReleased(KeyEvent k)
	{
		ch="ch";
	}
	public static void main(String[] args){
		Main1 mwin=new Main1();
		mwin.go();
		
	}
	
}