1.layout代码

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2.源代码

package com.example.text2;import android.os.Bundle;import android.util.Log;import android.accounts.Account;import android.accounts.OnAccountsUpdateListener;import android.app.Activity;import android.view.Menu;import android.widget.CheckBox;import android.widget.CompoundButton;import android.widget.CompoundButton.OnCheckedChangeListener;public class MainActivity extends Activity {    private CheckBox CheckBox1;    private CheckBox CheckBox2;    private CheckBox CheckBox3;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        CheckBox1 =(CheckBox) findViewById(R.id.checkBox1);        CheckBox2 =(CheckBox) findViewById(R.id.checkBox2);        CheckBox3 =(CheckBox) findViewById(R.id.checkBox3);                CheckBox1.setOnCheckedChangeListener(new OnCheckedChangeListener() {                        @Override            public void onCheckedChanged(CompoundButton arg0, boolean arg1) {                // TODO Auto-generated method stub                if(arg1){                    String text = CheckBox1.getText().toString();                    Log.i("tag", text);                }            }        });                CheckBox2.setOnCheckedChangeListener(new OnCheckedChangeListener() {                        @Override            public void onCheckedChanged(CompoundButton arg0, boolean arg1) {                // TODO Auto-generated method stub                if (arg1) {                    String text = CheckBox2.getText().toString();                    Log.i("tag",text);                }                            }        });                CheckBox3.setOnCheckedChangeListener(new OnCheckedChangeListener() {                        @Override            public void onCheckedChanged(CompoundButton arg0, boolean arg1) {                // TODO Auto-generated method stub                if(arg1){                    String text = CheckBox3.getText().toString();                    Log.i("tag", text);                }            }        });    }    @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;    }}

3.点击足球选项之后，logcat的效果

04-18 22:37:19.921: I/tag(1694): 足球