packagecom.misoo.ex03;
importandroid.app.Activity;
importandroid.os.Bundle;
importandroid.view.View;
importandroid.view.View.
OnClickListener;importandroid.widget.Button;
public classex03extendsActivity
{
@Override
publicvoidonCreate(Bundleicicle)
{super.onCreate(icicle);
setContentView(R.layout.main);
Buttonbtn=(Button)findViewById(R.id.button);
Buttonbtn2=(Button)findViewById(R.id.button2);
btn.setOnClickListener(listener);
btn2.setOnClickListener(listener2);}
OnClickListenerlistener=new
OnClickListener(){public voidonClick(Viewv)
{ setTitle("thisisOKbutton");}
};OnClickListenerlistener2=new
OnClickListener(){public void
onClick(Viewv){ finish();}};}
