protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); textView=(TextView)findViewById(R.id.textView); button=(Button)findViewById(R.id.button); //获取代表控件的对象 ButtonListener buttonlistenner=new ButtonListener(); //生成监听器对象 button.setOnClickListener(buttonlistenner); //为控件绑定监听器对象 } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.main, menu); return true; } class ButtonListener implements OnClickListener{ //实现监听器接口 @Override public void onClick(View v) { count++; textView.setText(count+""); }
原文:http://www.cnblogs.com/Vesine/p/4250970.html