Button、CheckBox、RadioGroup
<div id="cnblogs_post_body">Button监听单击Button
<div class="cnblogs_code">public class MainActivity extends Activity implements OnClickListener { private Button bt; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); bt = (Button) findViewById(R.id.bt); bt.setOnClickListener(this); } public void onClick(View v) { bt.setText("you have clicked!"); }}
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