android_checkBox自学

main.xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical" >    <TextView        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:text="@string/hello" />    <CheckBox         android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:id="@+id/sportsCheckBox"        android:text="@string/sportsTxt"        />    <CheckBox         android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:id="@+id/movieCheckBox"        android:text="@string/movieTxt"        /></LinearLayout>

strings.xml

<?xml version="1.0" encoding="utf-8"?><resources>    <string name="hello">爱好选择</string>    <string name="app_name">CheckBox</string>    <string name="sportsTxt">体育</string>    <string name="movieTxt">电影</string></resources>

CheckBoxActivity.java

package com.qianlong.activity;import android.app.Activity;import android.os.Bundle;import android.widget.CheckBox;import android.widget.CompoundButton;import android.widget.Toast;import android.widget.CompoundButton.OnCheckedChangeListener;public class CheckBoxActivity extends Activity {private CheckBox sportsCheckBox;private CheckBox movieCheckBox;    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);                this.sportsCheckBox = (CheckBox) this.findViewById(R.id.sportsCheckBox);        this.movieCheckBox = (CheckBox) this.findViewById(R.id.movieCheckBox);                this.sportsCheckBox.setOnCheckedChangeListener(new OnCheckedChangeListener() {@Overridepublic void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {if(isChecked) {Toast.makeText(CheckBoxActivity.this, "您选择了体育！", Toast.LENGTH_SHORT).show();}}});                this.movieCheckBox.setOnCheckedChangeListener(new OnCheckedChangeListener() {@Overridepublic void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {if(isChecked) {Toast.makeText(CheckBoxActivity.this, "您选择了电影！", Toast.LENGTH_SHORT).show();}}});    }}

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