1、activity_main.xml布局
<LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" > <TextView android:id="@+id/textView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="爱好:" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginLeft="50dp" android:orientation="horizontal" > <CheckBox android:id="@+id/sing" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_weight="1" android:text="@string/sing" /> <CheckBox android:id="@+id/film" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_weight="1" android:text="@string/film" /> <CheckBox android:id="@+id/sports" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_weight="1" android:text="@string/sports" /> </LinearLayout>
2、MainActivity.java
package com.t20.userinfo; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import android.os.Bundle; import android.R.string; import android.app.Activity; import android.app.AlertDialog; import android.content.DialogInterface; import android.text.TextUtils; import android.view.View; import android.widget.Button; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.TextView; import android.widget.Toast; public class MainActivity extends Activity implements CompoundButton.OnCheckedChangeListener{ private CheckBox sing; private CheckBox film; private CheckBox sports; //爱好的集合 private Map<String, String> loveMap=new HashMap<String, String>(); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); //复选框(爱好) sing=(CheckBox) findViewById(R.id.sing); //唱歌 film=(CheckBox) findViewById(R.id.film); //电影 sports=(CheckBox) findViewById(R.id.sports);//运动 //绑定监听事件 sing.setOnCheckedChangeListener(this); film.setOnCheckedChangeListener(this); sports.setOnCheckedChangeListener(this); } //复选框 @Override public void onCheckedChanged(CompoundButton checkbox, boolean checked) { // TODO Auto-generated method stub switch (checkbox.getId()) { case R.id.sing: if(checked){ loveMap.put("sing", sing.getText().toString()); }else{ //判断如果存在这个键就移除 if(loveMap.containsKey("sing")){ loveMap.remove("sing"); } } break; case R.id.film: if(checked){ loveMap.put("film", film.getText().toString()); }else{ if(loveMap.containsKey("film")){ loveMap.remove("film"); } } break; case R.id.sports: if(checked){ loveMap.put("sports", sports.getText().toString()); }else{ if(loveMap.containsKey("sports")){ loveMap.remove("sports"); } } break; } } }