android真机测试运行效果图如下：以下是MainActivity.java文件//*************MainActivity.java************************* package com.example.guessinggame;import android.os.Bundle;import android.app.Activity;import android.content.Intent;import android.view.Menu;import android.view.View;import android.widget.Button;public class MainActivity extends Activity {private Button easyBtn; //响应“简单”按钮private Button normalBtn;//响应“标准”按钮private Button hardBtn; //响应“困难”按钮@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(yout.activity_main);initControl(); //初始化控件}//初始化控件public void initControl(){easyBtn = (Button)findViewById(R.id.easy);normalBtn = (Button)findViewById(R.id.normal);hardBtn = (Button)findViewById(R.id.hard);}//响应button点击事件public void clickButton(View v){Intent intent = new Intent(MainActivity.this , GuessingGame.class);switch (v.getId()) {case R.id.easy:intent.putExtra("numOfData", 3);intent.putExtra("guessNums", 8);startActivity(intent);break;case R.id.normal:intent.putExtra("numOfData", 4);intent.putExtra("guessNums", 10);startActivity(intent);break;case R.id.hard:intent.putExtra("numOfData", 5);intent.putExtra("guessNums", 15);startActivity(intent);break;default:break;}}@Overridepublic 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;}}以下是GuessingGame.java文件//***************GuessingGame.java****************package com.example.guessinggame;import java.util.ArrayList;import java.util.List;import android.app.Activity;import android.app.AlertDialog;import android.content.DialogInterface;import android.content.DialogInterface.OnClickListener;import android.graphics.Paint;import android.os.Bundle;import android.text.Editable;import android.text.TextWatcher;import android.view.KeyEvent;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.View.OnKeyListener;import android.widget.Button;import android.widget.EditText;import android.widget.ImageButton;import android.widget.TextView;import android.widget.Toast;public class GuessingGame extends Activity{private int guessNums; //猜测总次数private int guessCounts;//猜测次数统计private int numOfData; //给定猜测的位数private int[] randomNum; //生成随机数// private int countNums; //用户输入数字的位数统计private int[] userInputNum; //用户输入数字private StringBuffer ARight; //已经猜对的数字private int ARightLength; //ARight的长度private List<Integer> list; //用于记录用户按下的数字private ToolMethods toolMth; //获取随机数方法类private EditText editAnswer; //显示输入的答案private TextView guessingInfo;//显示猜测结果private ImageButton imageBtn; //提示按钮private Button createNum; //生成随机数按钮private Button answerBtn; //查看答案private Button guessBtn; //“开始猜”按钮private Button[] numButtons; //拥有0~9数字的button按钮//拥有0~9数字的ID号private int[] numButtonsID = {R.id.zero , R.id.one , R.id.two ,R.id.three , R.id.four , R.id.five ,R.id.six ,R.id.seven , R.id.eight , R.id.nine};@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(yout.guessing);init(); //初始化}private void init() {// 数据初始化int temp = 0;temp = getIntent().getIntExtra("guessNums", 0);guessNums = temp;temp = getIntent().getIntExtra("numOfData", 0);numOfData = temp;guessCounts = 0;randomNum = new int[numOfData];// countNums = 0;userInputNum = new int[numOfData];//方法类初始化toolMth = new ToolMethods();//控件初始化editAnswer = (EditText)findViewById(R.id.editAnswer);guessingInfo = (TextView)findViewById(R.id.guessingInfo);imageBtn = (ImageButton)findViewById(R.id.imageBtn);createNum = (Button)findViewById(R.id.randomNum);answerBtn = (Button)findViewById(R.id.answer);guessBtn = (Button)findViewById(R.id.guess);numButtons = new Button[10];for(int i = 0; i < 10; i++){numButtons[i]=(Button)findViewById(numButtonsID[i]);}createNum.setText("随机生成" + numOfData + "位数");editAnswer.setOnKeyListener(new onKeyListener());//输入框响应事件editAnswer.addTextChangedListener(new textWatcher());//输入字符串超过长度响应事件//getApplicationContext()对于整个应用处于运行期间有效toolMth.showDialog(GuessingGame.this , "吴康大侠，您好！", 3000, false, true);}//输入字符串超过长度响应事件public class textWatcher implements TextWatcher{private int selectionStart = 0;private int selectionEnd = 0;private CharSequence temp = null;@Overridepublic void onTextChanged(CharSequence s, int start, int before, int count) {}@Overridepublic void beforeTextChanged(CharSequence s, int start, int count,int after) {temp = s;}@Overridepublic void afterTextChanged(Editable s) {selectionStart = editAnswer.getSelectionStart();selectionEnd = editAnswer.getSelectionEnd();if(temp.length() > numOfData){Toast.makeText(GuessingGame.this, "请不要超过" + numOfData + "位数", Toast.LENGTH_SHORT).show();s.delete(selectionStart-1, selectionEnd);int tempSelection = selectionStart;editAnswer.setText(s);editAnswer.setSelection(tempSelection);}}}//输入框响应事件public class onKeyListener implements OnKeyListener{@Overridepublic boolean onKey(View v, int keyCode, KeyEvent event) {if(keyCode == KeyEvent.KEYCODE_DEL){if(editAnswer.getText().toString().length() < numOfData){for(Button tempBtn : numButtons){tempBtn.setEnabled(true);}}editAnswer.requestFocus();}if(keyCode == KeyEvent.KEYCODE_0 || keyCode == KeyEvent.KEYCODE_1 || keyCode == KeyEvent.KEYCODE_2 ||keyCode == KeyEvent.KEYCODE_3 || keyCode == KeyEvent.KEYCODE_4 || keyCode == KeyEvent.KEYCODE_5 ||keyCode == KeyEvent.KEYCODE_6 || keyCode == KeyEvent.KEYCODE_7 || keyCode == KeyEvent.KEYCODE_8 || keyCode == KeyEvent.KEYCODE_9){judgeNumsCount();}return false;}}//响应产生随机数的函数public void createNum(View v){randomNum = toolMth.createNum(numOfData);editAnswer.setVisibility(View.VISIBLE);createNum.setText("不重复的" + numOfData + "位数");createNum.setEnabled(false);answerBtn.setEnabled(true);guessBtn.setEnabled(true);for(int i = 0; i < 10; i++){numButtons[i].setEnabled(true);}}//响应0~9数字按钮的函数public void numButton(View v){for(int i = 0; i < 10; i++){if(v == numButtons[i]){//获取光标的位置int index = editAnswer.getSelectionStart();Editable editable = editAnswer.getText();editable.insert(index, numButtons[i].getText().toString());judgeNumsCount();break;}}}public void judgeNumsCount(){list = new ArrayList<Integer>();//当“输入位数”==“给定猜测的位数”时，数字按钮将失效if(editAnswer.getText().toString().length() == numOfData){for(Button tempBtn : numButtons){tempBtn.setEnabled(false);}int temp = Integer.parseInt(editAnswer.getText().toString());int[] tempNum = new int[numOfData];for(int j = 0; j < numOfData; j++){tempNum[j] = temp % 10;temp = temp/10;}for(int j = numOfData - 1; j >= 0 ; j--){list.add(tempNum[j]);}}else{for(Button tempBtn : numButtons){tempBtn.setEnabled(true);}}}public void guessButton(View v){int Acounts = 0; //统计A的次数int Bcounts = 0; //统计B的次数ARight = new StringBuffer("你已经猜对了：");ARightLength = ARight.length();if(v == guessBtn){if(editAnswer.getText().toString().length() !=numOfData){Toast.makeText(this, "请输入" + numOfData + "位数，不然不能猜的(⊙o⊙)哦~~", Toast.LENGTH_LONG).show();}else if(!toolMth.isRepeated(list)){Toast.makeText(this, "请不要输入重复数字", Toast.LENGTH_LONG).show();}else{judgeNumsCount();for(int i = 0; i < list.size(); i++){userInputNum[i] = list.get(i).intValue();}guessCounts++; //统计已经猜的次数for(int i = 0; i < numOfData; i++)for(int j = 0; j < numOfData; j++){if(userInputNum[i] == randomNum[j]){if(i == j){Acounts++; //统计A的次数ARight.append(userInputNum[i] + " 、");}else Bcounts++; //统计B的次数}}if(guessCounts == guessNums){if(Acounts == numOfData){toolMth.showDialog(GuessingGame.this, "您在最后一次机会中猜对了答案，恭喜您！", 3000, true, false);StringBuffer showStr = new StringBuffer(guessingInfo.getText().toString());showStr.append("\n" + editAnswer.getText().toString() + "---->" + Acounts + "A" + Bcounts + "B");guessingInfo.setText(showStr);}else{AlertDialog.Builder builder = new AlertDialog.Builder(GuessingGame.this).setTitle("可惜...").setMessage("已经超过" + guessNums + "次").setIcon(R.drawable.sad).setPositiveButton("确定", new OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {}});builder.create().show();}editAnswer.setVisibility(View.INVISIBLE);createNum.setText("随机生成" + numOfData + "位数");createNum.setEnabled(true);guessBtn.setEnabled(false);answerBtn.setEnabled(false);guessingInfo.setText("");guessCounts = 0;ARight.delete(0, ARight.length());}else if(Acounts == numOfData){if(guessCounts == 1){toolMth.showDialog(GuessingGame.this, "您在第一次就猜对了答案，太厉害了！", 3000, true, false);}else{toolMth.showDialog(GuessingGame.this, "恭喜您猜对了！", 3000, true, false);}StringBuffer showStr = new StringBuffer(guessingInfo.getText().toString());showStr.append("\n" + editAnswer.getText().toString() + "---->" + Acounts + "A" + Bcounts + "B");editAnswer.setVisibility(View.INVISIBLE);guessingInfo.setText(showStr);createNum.setText("随机生成" + numOfData + "位数");createNum.setEnabled(true);guessBtn.setEnabled(false);answerBtn.setEnabled(false);guessingInfo.setText("");guessCounts = 0;ARight.delete(0, ARight.length());}else{toolMth.showDialog(GuessingGame.this, "您没有猜对！", 3000, false, false);StringBuffer showStr = new StringBuffer(guessingInfo.getText().toString());showStr.append("\n" + editAnswer.getText().toString() + "---->" + Acounts + "A" + Bcounts + "B");guessingInfo.getPaint().setFakeBoldText(true);guessingInfo.getPaint().setAntiAlias(true);guessingInfo.getPaint().setFlags(Paint.UNDERLINE_TEXT_FLAG);guessingInfo.setText(showStr);}// countNums = 0;for(Button tempBtn : numButtons){tempBtn.setEnabled(true);}if(editAnswer.getText().toString().length() == numOfData){editAnswer.setText("");}}}}public void imageButton(View v){if(v == imageBtn){String tempTitle,tempMessage;if(ARight == null || ARight.length() <= 0){tempTitle = "提示：";tempMessage = "请开始吧！";}else if(ARight.length() == ARightLength){tempTitle = "可惜…";tempMessage = "抱歉，你没有答对";}else{tempTitle = "提示:";tempMessage = ARight.substring(0, ARight.length()-1);}AlertDialog.Builder builder = new AlertDialog.Builder(GuessingGame.this);builder.setTitle(tempTitle).setMessage(tempMessage).setPositiveButton("确定", new OnClickListener() {public void onClick(DialogInterface dialog, int which) {}});builder.create().show();}}public void answerButton(View v){StringBuffer answerStr = new StringBuffer();for(int temp : randomNum){answerStr.append(temp);}AlertDialog.Builder builder = new AlertDialog.Builder(GuessingGame.this);builder.setTitle("答案如下:").setMessage(answerStr).setPositiveButton("确定", new OnClickListener() {public void onClick(DialogInterface dialog, int which) {}});builder.create().show();}public boolean onCreateOptionsMenu(Menu menu) {super.onCreateOptionsMenu(menu);/** add()方法的四个参数，依次是：1、组别，如果不分组的话就写Menu.NONE,* 2、Id，这个很重要，Android根据这个Id来确定不同的菜单3、顺序，那个菜单现在在前面由这个参数的大小决定* 4、文本，菜单的显示文本*/menu.add(1, 1, 1, "帮助");menu.add(1, 2, 2, "关于");return true;}@Overridepublic boolean onOptionsItemSelected(MenuItem item) {AlertDialog.Builder builder = new AlertDialog.Builder(this);switch (item.getItemId()) {case 1:builder.setTitle("帮助").setMessage(R.string.guessingGame).setPositiveButton("确定", new OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {}});builder.create().show();break;case 2:builder.setTitle("关于").setMessage("玉树临风，嘿嘿~~").setPositiveButton("确定", new OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {}});builder.create().show();break;default:break;}return super.onOptionsItemSelected(item);}}以下是ToolMethods.java文件//****************** ToolMethods.java**************** package com.example.guessinggame;import java.util.HashSet;import java.util.List;import java.util.Set;import android.content.Context;import android.view.Gravity;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.Toast;public class ToolMethods {//public int[] createNum(int numOfData) {int[] randomNum = new int[numOfData];int i = 0;String[] tempArray;do{tempArray = getNumber(numOfData);}while(!isRepeated(tempArray));for(String tempNum : tempArray){randomNum[i++] = Integer.parseInt(tempNum);}return randomNum;}//生成随机数（字符串类型）private String[] getNumber(int numOfData) {String[] tempArray = new String[numOfData];for(int i = 0; i < numOfData; i++){int tempNum = (int)(Math.random()*10);tempArray[i] = String.valueOf(tempNum);}return tempArray;}//验证随机数是否重复private boolean isRepeated(String[] tempArray) {Set<String> set = new HashSet<String>();for(String tempStr : tempArray){set.add(tempStr);}if(set.size() != tempArray.length){return false;}return true;}//验证随机数是否重复public boolean isRepeated(List<Integer> list) {Set<Integer> set = new HashSet<Integer>();for(int i = 0; i < list.size(); i++){set.add(list.get(i));}if(set.size() != list.size()){return false;}return true;}public void showDialog(Context context, String message, int milliseconds, boolean useSmileImage, boolean useCoolImage){Toast dialog = Toast.makeText(context, message, Toast.LENGTH_LONG);dialog.setGravity(Gravity.CENTER, 0, 0);LinearLayout dialogView = (LinearLayout)dialog.getView();ImageView useImage = new ImageView(context);if(useSmileImage){useImage.setImageResource(R.drawable.smile);}else if(useCoolImage){useImage.setImageResource(R.drawable.cool);}else{useImage.setImageResource(R.drawable.sad);}dialogView.addView(useImage, 0);dialog.setDuration(milliseconds);dialog.show();}}。