分享我的第一个Android小游戏——猜拳游戏

<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"

android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity" >

<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="20dp"
android:gravity="center"
android:textSize="30sp"
android:text="猜拳游戏" />

<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal" >

<LinearLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:orientation="vertical" >
<ImageView
android:id="@+id/aImageViewId"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/draw" />
<RadioGroup
android:id="@+id/radioGroupAId"
android:layout_width="wrap_content"
android:layout_height="wrap_content" >
<RadioButton
android:id="@+id/stoneButtonAId"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="石头" />
<RadioButton
android:id="@+id/scissorsButtonAId"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="剪刀" />
<RadioButton
android:id="@+id/paperButtonAId"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="布" />
</RadioGroup>
</LinearLayout>

<LinearLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:orientation="vertical" >
<ImageView
android:id="@+id/bImageViewId"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/draw" />
<RadioGroup
android:id="@+id/radioGroupBId"
android:layout_width="wrap_content"
android:layout_height="wrap_content" >
<RadioButton
android:id="@+id/stoneButtonBId"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="石头" />
<RadioButton
android:id="@+id/scissorsButtonBId"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="剪刀" />
<RadioButton
android:id="@+id/paperButtonBId"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="布" />
</RadioGroup>
</LinearLayout>

</LinearLayout>

<Button
android:id="@+id/calculateButtonId"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:layout_marginTop="20dp"
android:layout_marginBottom="20dp"
android:text="计算结果" />

<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal" >

<TextView
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:textSize="20dp"
android:text="结果" />

<TextView
android:id="@+id/resultTextViewId"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:textSize="20dp" />
</LinearLayout>

</LinearLayout>

package cn.edu.jxau.my_01_12_layout_weight_hk;

import an.edu.jxau.my_01_12_layout_weight_hk.R;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
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;
import android.widget.TextView;

public class MainActivity extends Activity {

ImageView aImageView = null;
RadioGroup radioGroupA = null;
RadioButton stoneButtonA = null;
RadioButton scissorsButtonA = null;
RadioButton paperButtonA = null;

ImageView bImageView = null;
RadioGroup radioGroupB = null;
RadioButton stoneButtonB = null;
RadioButton scissorsButtonB = null;
RadioButton paperButtonB = null;

Button calculateButton = null;

TextView resultTextView = null;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

aImageView = (ImageView)findViewById(R.id.aImageViewId);
radioGroupA = (RadioGroup)findViewById(R.id.radioGroupAId);
stoneButtonA = (RadioButton)findViewById(R.id.stoneButtonAId);
scissorsButtonA = (RadioButton)findViewById(R.id.scissorsButtonAId);
paperButtonA = (RadioButton)findViewById(R.id.paperButtonAId);

bImageView = (ImageView)findViewById(R.id.bImageViewId);
radioGroupB = (RadioGroup)findViewById(R.id.radioGroupBId);
stoneButtonB = (RadioButton)findViewById(R.id.stoneButtonBId);
scissorsButtonB = (RadioButton)findViewById(R.id.scissorsButtonBId);
paperButtonB = (RadioButton)findViewById(R.id.paperButtonBId);

calculateButton = (Button)findViewById(R.id.calculateButtonId);

resultTextView = (TextView)findViewById(R.id.resultTextViewId);

ButtonOnClickListener calculateButtonListener = new ButtonOnClickListener();
calculateButton.setOnClickListener(calculateButtonListener);
}

class ButtonOnClickListener implements OnClickListener {
@Override
public void onClick(View view) {
int groupAGetButtonId = radioGroupA.getCheckedRadioButtonId();
int groupBGetButtonId = radioGroupB.getCheckedRadioButtonId();
//当A和B都选择了的时候再比较结果
if(groupAGetButtonId != -1 && groupBGetButtonId != -1) {
if(groupAGetButtonId == stoneButtonA.getId() && groupBGetButtonId == scissorsButtonB.getId() ||
groupAGetButtonId == scissorsButtonA.getId() && groupBGetButtonId == paperButtonB.getId() ||
groupAGetButtonId == paperButtonA.getId() && groupBGetButtonId == stoneButtonB.getId()) {
aImageView.setImageResource(R.drawable.win);
bImageView.setImageResource(R.drawable.lose);
resultTextView.setText("A Win!!!");
}else if(groupAGetButtonId == stoneButtonA.getId() && groupBGetButtonId == paperButtonB.getId() ||
groupAGetButtonId == scissorsButtonA.getId() && groupBGetButtonId == stoneButtonB.getId() ||
groupAGetButtonId == paperButtonA.getId() && groupBGetButtonId == scissorsButtonB.getId()) {
aImageView.setImageResource(R.drawable.lose);
bImageView.setImageResource(R.drawable.win);
resultTextView.setText("B Win!!!");
}else {
aImageView.setImageResource(R.drawable.draw);
bImageView.setImageResource(R.drawable.draw);
resultTextView.setText("Draw!!!");
}
}
}
}

@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;
}
}