Android-->猜拳小游戏

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:background="#ffffff" >

<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:layout_marginTop="36dp"
android:text="@string/player2"
android:textSize="30sp" />

<RadioGroup
android:id="@+id/radioGroup1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_centerVertical="true" >

<RadioButton
android:id="@+id/radio0"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:checked="true"
android:text="@string/choose1" />

<RadioButton
android:id="@+id/radio1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/choose2" />

<RadioButton
android:id="@+id/radio2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/choose3" />
</RadioGroup>

<Button
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/radioGroup1"
android:layout_below="@+id/radioGroup1"
android:layout_marginTop="14dp"
android:text="@string/sure" />

<TextView
android:id="@+id/textView2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/textView1"
android:layout_below="@+id/button1"
android:visibility="invisible"
android:layout_marginTop="14dp"/>

<Button
android:id="@+id/button2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/textView2"
android:layout_centerHorizontal="true"
android:visibility="invisible"
android:text="@string/again" />

<ImageView
android:id="@+id/imageView1"
android:layout_width="120dp"
android:layout_height="120dp"
android:layout_above="@+id/radioGroup1"
android:layout_below="@+id/textView1"
android:layout_centerHorizontal="true"
android:src="@drawable/a" />

</RelativeLayout>

package com.dragon.android.fight;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.RadioButton;
import android.widget.RadioGroup;

public class MainActivity extends Activity {
// 设置一个静态变量，用于关闭Activity
public static MainActivity instance = null;
private RadioGroup radioGroup1;
private Button button1;
private ImageView imageView1;

@Override
protected void onCreate(Bundle savedInstanceState) {
// 代表当前的Activity
instance = this;
super.onCreate(savedInstanceState);
setContentView(R.layout.fragment_main);
radioGroup1 = (RadioGroup) findViewById(R.id.radioGroup1);
// 设置图片透明
// imageView1 = (ImageView) findViewById(R.id.imageView1);
// imageView1.getBackground().setAlpha(100);
button1 = (Button) findViewById(R.id.button1);
button1.setOnClickListener(new MyButtonListener());
}

class MyButtonListener implements OnClickListener {

@Override
public void onClick(View v) {
// 得到选中的RadioButton
RadioButton radioButton = (RadioButton) findViewById(radioGroup1
.getCheckedRadioButtonId());
String radioText = radioButton.getText().toString();
Intent intent = new Intent();
intent.putExtra("checked", radioText);
intent.setClass(MainActivity.this, OtherActivity.class);
startActivity(intent);
}
}
}

package com.dragon.android.fight;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.TextView;

public class OtherActivity extends Activity {
private RadioGroup radioGroup1;
private Button button1;
private TextView textView2;
private RadioButton radioButton;
private Button button2;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_other);
radioGroup1 = (RadioGroup) findViewById(R.id.radioGroup1);
button1 = (Button) findViewById(R.id.button1);
textView2 = (TextView) findViewById(R.id.textView2);
button2 = (Button) findViewById(R.id.button2);
button1.setOnClickListener(new MyButtonListener());
button2.setOnClickListener(new MyButtonListener1());
}

class MyButtonListener implements OnClickListener {

@Override
public void onClick(View v) {
radioButton = (RadioButton) findViewById(radioGroup1
.getCheckedRadioButtonId());
String buttonText = radioButton.getText().toString();
Intent intent = getIntent();
String checked = intent.getStringExtra("checked");
// 设置View为可见
textView2.setVisibility(View.VISIBLE);
button2.setVisibility(View.VISIBLE);
String msg = "甲出：" + checked + "\n" + "乙出：" + buttonText
+ "\n";
if (buttonText.equals(checked)) {
textView2.setText(msg + "平局");
}
if (buttonText.equals("石头")) {
if (checked.equals("剪刀")) {
textView2.setText(msg + "乙方赢");
} else if (checked.equals("布")) {
textView2.setText(msg + "甲方赢");
}
}
if (buttonText.equals("剪刀")) {
if (checked.equals("布")) {
textView2.setText(msg + "乙方赢");
} else if (checked.equals("石头")) {
textView2.setText(msg + "甲方赢");
}
}
if (buttonText.equals("布")) {
if (checked.equals("石头")) {
textView2.setText(msg + "乙方赢");
} else if (checked.equals("剪刀")) {
textView2.setText(msg + "甲方赢");
}
}
}
}

class MyButtonListener1 implements OnClickListener {

@Override
public void onClick(View arg0) {
Intent intent = new Intent();
intent.setClass(OtherActivity.this, MainActivity.class);
finish();
// 关闭指定Activity
MainActivity.instance.finish();
startActivity(intent);
}
}
}