android猜数字游戏

猜数字游戏大家都懂的，直接上代码

package com.guessnum;

import java.util.Random;

public class Guess {

  private Random random;

 

  public int   GetRandomNum() {

return random.nextInt(100);

}

 

  public int   JugeNum(int n,int num) {

if(n>num){

return 1;}

else if (n

return 2;

}

else if (n==num) {

return 0;

}

else {

return -1;

}

}

  public Guess() {

super();

random=new Random();

}

  public String   play(int num,int n) {

if(JugeNum(num ,n)==0){

return "猜对了";}

else if(JugeNum(num,n)==2){

return "大了";}

else if(JugeNum(num,n)==1){

return "小了";}

else if(JugeNum(num,n)==-1){

return "数据有误";}

return "数据有误";

  }

}

package com.guessnum;

import junit.framework.Test;

import android.os.Bundle;

import android.R.integer;

import android.app.Activity;

import android.content.DialogInterface;

import android.content.Intent;

import android.content.DialogInterface.OnClickListener;

import android.view.Menu;

import android.view.View;

import android.widget.Button;

import android.widget.EditText;

import android.widget.TextView;

MainActivity

public class MainActivity extends Activity {

private Button guess;

private Button playAgain;

private EditText numEditText;

private TextView showTextView;

private Guess g; 

private int num;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

guess=(Button)findViewById(R.id.button1);

playAgain=(Button)findViewById(R.id.button2);

numEditText=(EditText)findViewById(R.id.editText1);

showTextView=(TextView)findViewById(R.id.textView1);

g=new Guess();

num=g.GetRandomNum();

guess.setOnClickListener(new MyListener());

playAgain.setOnClickListener(new MyListener());

}

//button监听

class MyListener implements android.view.View.OnClickListener{

@Override

public void onClick(View v) {

// TODO Auto-generated method stub

if(v.equals(guess)){

showTextView.setText(g.play(num,Integer.parseInt(numEditText.getText().toString())));

}

if (v.equals(playAgain)) {

showTextView.setText("欢迎猜数字");

num=g.GetRandomNum();

}

}

}

@Override

public boolean onCreateOptionsMenu(Menu menu) {

// Inflate the menu; this adds items to the action bar if it is present.

getMenuInflater().inflate(R.menu.activity_main, menu);

return true;

}

}