UI 页面代码
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" tools:context="com.chujingdai.s01_e12.MainActivity" > <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center" android:layout_marginTop="5dp" android:text="猜拳游戏" /> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" > <LinearLayout android:layout_width="100dp" android:layout_height="wrap_content" android:layout_marginLeft="50dp" android:orientation="vertical" > <ImageView android:layout_width="50dp" android:layout_height="50dp" android:src="@drawable/ic_launcher" /> <RadioGroup android:id="@+id/rp1" android:layout_width="wrap_content" android:layout_height="wrap_content" > <RadioButton android:id="@+id/r1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="石头" /> <RadioButton android:id="@+id/r2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="剪刀" /> <RadioButton android:id="@+id/r3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="布" /> </RadioGroup> </LinearLayout> <LinearLayout android:layout_width="100dp" android:layout_height="wrap_content" android:layout_marginLeft="50dp" android:orientation="vertical" > <ImageView android:layout_width="50dp" android:layout_height="50dp" android:src="@drawable/ic_launcher" /> <RadioGroup android:id="@+id/rp2" android:layout_width="wrap_content" android:layout_height="wrap_content" > <RadioButton android:id="@+id/r4" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="石头" /> <RadioButton android:id="@+id/r5" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="剪刀" /> <RadioButton android:id="@+id/r6" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="布" /> </RadioGroup> </LinearLayout> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" > <Button android:id="@+id/bt" android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="center" android:text="确定" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" > <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="center" android:layout_marginTop="5dp" android:text="测试结果" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" > <TextView android:id="@+id/res" android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="center" android:layout_marginTop="5dp" /> </LinearLayout></LinearLayout>
//后台代码
package com.chujingdai.s01_e12;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.RadioButton;import android.widget.RadioGroup;import android.widget.RadioGroup.OnCheckedChangeListener;import android.widget.TextView; public class MainActivity extends ActionBarActivity { private String res1; private String res2; private int rs1; private int rs2; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); RadioGroup Rp1=new RadioGroup(this); RadioGroup Rp2=new RadioGroup(this); Button btn=new Button(this); Rp1=(RadioGroup) findViewById(R.id.rp1); Rp2=(RadioGroup) findViewById(R.id.rp2); btn=(Button) findViewById(R.id.bt); final TextView res=(TextView) findViewById(R.id.res); //设置GroupRadio监听器 Rp1.setOnCheckedChangeListener(new OnCheckedChangeListener() { @Override public void onCheckedChanged(RadioGroup group, int checkedId) { // TODO Auto-generated method stub //通过RadioGroup 读取该组下面的RadioButton TextView 下的数据 RadioButton rbi= (RadioButton) findViewById(group.getCheckedRadioButtonId()); //System.out.println(rbi.getText().toString()); res1=rbi.getText().toString(); if(res1.equals("石头")){ rs1=3; }else if(res1.equals("剪刀")){ rs1=2; }else if(res1.equals("布")){ rs1=1; } } }); Rp2.setOnCheckedChangeListener(new OnCheckedChangeListener() { @Override public void onCheckedChanged(RadioGroup group, int checkedId) { // TODO Auto-generated method stub RadioButton rbi1= (RadioButton) findViewById(group.getCheckedRadioButtonId()); //System.out.println(rbi.getText().toString()); //用equals来比较字符串大小 res2=rbi1.getText().toString(); if(res2.equals("石头")){ rs2=3; }else if(res2.equals("剪刀")){ rs2=2; }else if(res2.equals("布")){ rs2=1; } } }); //设置button监听器 btn.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub if(rs1==rs2){ res.setText("平局"); }else if(rs1==3 && rs2==1){ res.setText("右方胜出"); }else if(rs1==1 && rs2==3){ res.setText("左方胜出"); }else if(rs1>rs2){ res.setText("左方胜出"); }else if(rs2>rs1){ res.setText("右方胜出"); } } }); } @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; }@Override
public boolean onOptionsItemSelected(MenuItem item) { // Handle action bar item clicks here. The action bar will // automatically handle clicks on the Home/Up button, so long // as you specify a parent activity in AndroidManifest.xml. int id = item.getItemId(); if (id == R.id.action_settings) { return true; } return super.onOptionsItemSelected(item); }}