所以我刚刚开始编程，我即将发布我的第一个应用程序，我非常高兴。剩下的唯一6个错误是“PLAYER_ONE / PLAYER_TWO无法解析或不是字段”。所有六个错误都是相同的，3个是PLAYER_ONE，3个是PLAYER_TWO。我确信我忘了编码，但我不知道是什么。我已经指出了所有错误，它们在以下几行：108,150,158,191,195和245.
我的MainActivity.java：
package com.wouter.testjk;
import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.widget.Button;
import android.widget.TextView;
import com.wouter.testjk.R;
public class MainActivity extends Activity implements OnClickListener{
private TicTacToeGame mGame;
private Button mBoardButtons[];
private TextView mInfoTextView;
private TextView mPlayeroneCount;
private TextView mTieCount;
private TextView mPlayertwoCount;
private TextView mPlayeroneText;
private TextView mPlayertwoText;
private int mPlayeroneCounter = 0;
private int mTieCounter = 0;
private int mPlayertwoCounter = 0;
private boolean mPlayeroneFirst = true;
private boolean mIsSinglePlayer = false;
private boolean mIsPlayerOneTurn = true;
private boolean mGameOver = false;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.activity_main);
boolean mGameType = getIntent().getExtras().getBoolean("gametype");
mBoardButtons = new Button[mGame.getBOARD_SIZE()];
mBoardButtons[0] = (Button) findViewById(R.id.one);
mBoardButtons[1] = (Button) findViewById(R.id.two);
mBoardButtons[2] = (Button) findViewById(R.id.three);
mBoardButtons[3] = (Button) findViewById(R.id.four);
mBoardButtons[4] = (Button) findViewById(R.id.five);
mBoardButtons[5] = (Button) findViewById(R.id.six);
mBoardButtons[6] = (Button) findViewById(R.id.seven);
mBoardButtons[7] = (Button) findViewById(R.id.eight);
mBoardButtons[8] = (Button) findViewById(R.id.nine);
Button mTen = (Button) findViewById(R.id.ten);
mTen.setOnClickListener(this);
Button mEleven = (Button) findViewById(R.id.eleven);
mEleven.setOnClickListener(this);
mInfoTextView = (TextView) findViewById(R.id.information);
mPlayeroneCount = (TextView) findViewById(R.id.humancount);
mTieCount = (TextView) findViewById(R.id.tiesCount);
mPlayertwoCount = (TextView) findViewById(R.id.androidCount);
mPlayeroneText = (TextView) findViewById(R.id.human);
mPlayertwoText = (TextView) findViewById(R.id.android);
mPlayeroneCount.setText(Integer.toString(mPlayeroneCounter));
mTieCount.setText(Integer.toString(mTieCounter));
mPlayeroneCount.setText(Integer.toString(mPlayertwoCounter));
mGame = new TicTacToeGame();
startNewGame(mGameType);
}
private void startNewGame(boolean isSingle)
{
this.mIsSinglePlayer = isSingle;
mGame.clearBoard();
for (int i = 0; i < mBoardButtons.length; i++)
{
mBoardButtons[i].setText("");
mBoardButtons[i].setEnabled(true);
mBoardButtons[i].setOnClickListener(new ButtonClickListener(i));
}
if (mIsSinglePlayer)
{
mPlayeroneText.setText("speler: ");
mPlayertwoText.setText("android: ");
if (mPlayeroneFirst)
{
mInfoTextView.setText(R.string.first_human);
mPlayeroneFirst = false;
}
else
{
mInfoTextView.setText(R.string.turn_computer);
int move = mGame.getComputerMove();
setMove(mGame.PLAYER_TWO, move); //error here
mPlayeroneFirst = true;
}
}
else
{
mPlayeroneText.setText("speler 1: ");
mPlayertwoText.setText("speler 2: ");
if (mPlayeroneFirst)
{
mInfoTextView.setText(R.string.turn_player_one);
mPlayeroneFirst = false;
}
else
{
mInfoTextView.setText(R.string.turn_player_two);
mPlayeroneFirst = true;
}
}
mGameOver = false;
}
private class ButtonClickListener implements View.OnClickListener
{
int location;
public ButtonClickListener(int location)
{
this.location = location;
}
@Override
public void onClick(View view) {
if (!mGameOver)
{
if(mBoardButtons[location].isEnabled())
{
if(mIsSinglePlayer)
{
setMove(mGame.PLAYER_ONE, location); //error here
int winner = mGame.checkForWinner();
if (winner == 0)
{
mInfoTextView.setText(R.string.turn_computer);
int move = mGame.getComputerMove();
setMove(mGame.PLAYER_TWO, move); //error here
winner = mGame.checkForWinner();
}
if (winner == 0)
mInfoTextView.setText(R.string.turn_human);
else if (winner == 1)
{
mInfoTextView.setText(R.string.result_tie);
mTieCounter++;
mTieCount.setText(Integer.toString(mTieCounter));
mGameOver = true;
}
else if (winner ==2)
{
mInfoTextView.setText(R.string.result_human_wins);
mPlayeroneCounter++;
mPlayeroneCount.setText(Integer.toString(mPlayeroneCounter));
mGameOver = true;
}
else if (winner ==3)
{
mInfoTextView.setText(R.string.result_android_wins);
mPlayertwoCounter++;
mPlayertwoCount.setText(Integer.toString(mPlayertwoCounter));
mGameOver = true;
}
}
else
{
if(mIsPlayerOneTurn)
{
setMove(mGame.PLAYER_ONE, location); //error here
}
else
{setMove(mGame.PLAYER_TWO, location); //error here
}
int winner = mGame.checkForWinner();
if (winner == 0)
{
if(mIsPlayerOneTurn)
{
mInfoTextView.setText(R.string.turn_player_two);
mIsPlayerOneTurn = false;
}
else
{
mInfoTextView.setText(R.string.turn_player_one);
mIsPlayerOneTurn = true;
}
}
else if (winner == 1)
{
mInfoTextView.setText(R.string.result_tie);
mTieCounter++;
mTieCount.setText(Integer.toString(mTieCounter));
mGameOver = true;
}
else if (winner ==2)
{
mInfoTextView.setText(R.string.player_one_wins);
mPlayeroneCounter++;
mPlayeroneCount.setText(Integer.toString(mPlayeroneCounter));
mGameOver = true;
}
else if (winner ==3)
{
mInfoTextView.setText(R.string.player_two_wins);
mPlayertwoCounter++;
mPlayertwoCount.setText(Integer.toString(mPlayertwoCounter));
mGameOver = true;
}
}
}
}
}
}
private void setMove(char player, int location)
{
mGame.setMove(player,location);
mBoardButtons[location].setEnabled(false);
mBoardButtons[location].setText(String.valueOf(player));
if (player == mGame.PLAYER_ONE) //error here
mBoardButtons[location].setTextColor(Color.GREEN);
else
{
mBoardButtons[location].setTextColor(Color.RED);
}
}
@Override
public void onClick(View view) {
switch (view.getId())
{
case R.id.ten:
startNewGame(mIsSinglePlayer);
return;
case R.id.eleven:
MainActivity.this.finish();
return;
}
}
}
TicTacToeGame.java：
package com.wouter.testjk;
import java.util.Random;
public class TicTacToeGame {
private char mBoard[];
private final static int BOARD_SIZE = 9;
public static final char PLAYER_ONE = 'X';
public static final char PLAYER_TWO = '0';
public static final char EMPTY_SPACE = ' ';
private Random mRand;
public static int getBOARD_SIZE() {
return BOARD_SIZE;
}
public TicTacToeGame(){
mBoard = new char[BOARD_SIZE];
for (int i = 0; i < BOARD_SIZE; i++)
mBoard[i] = EMPTY_SPACE;
mRand = new Random();
}
public void clearBoard()
{
for (int i = 0;i < BOARD_SIZE; i++)
{
mBoard[i] = EMPTY_SPACE;
}
}
public void setMove(char player, int location)
{
mBoard[location] = player;
}
public int getComputerMove()
{
int move;
for (int i = 0; i < getBOARD_SIZE(); i++)
{
if (mBoard[i] != PLAYER_ONE && mBoard[i] != PLAYER_TWO)
{
char curr = mBoard[i];
mBoard[i] = PLAYER_TWO;
if (checkForWinner() == 3)
{
setMove(PLAYER_TWO, i);
return i;
}
else
mBoard[i] = curr;
}
}
for (int i = 0; i < getBOARD_SIZE(); i++)
{
if (mBoard[i] != PLAYER_ONE && mBoard[i] != PLAYER_TWO)
{
char curr = mBoard[i];
mBoard[i] = PLAYER_ONE;
if (checkForWinner() == 2)
{
setMove(PLAYER_TWO, i);
return i;
}
else
mBoard[i] = curr;
}
}
do
{
move = mRand.nextInt(getBOARD_SIZE());
}while (mBoard[move]==PLAYER_ONE || mBoard[move] == PLAYER_TWO);
setMove(PLAYER_TWO, move);
return move;
}
public int checkForWinner()
{
for (int i=0;i<=6;i+=3)
{
if (mBoard[i] == PLAYER_ONE &&
mBoard[i+1] == PLAYER_ONE &&
mBoard[i+2] == PLAYER_ONE)
return 2;
if (mBoard[i] == PLAYER_TWO &&
mBoard[i+1] == PLAYER_TWO &&
mBoard[i+2] == PLAYER_TWO)
return 3;
}
for (int i = 0; i <=2; i++)
{
if (mBoard[i] == PLAYER_ONE &&
mBoard[i+3] == PLAYER_ONE &&
mBoard[i+6] == PLAYER_ONE)
return 2;
if (mBoard[i] == PLAYER_TWO &&
mBoard[i+3] == PLAYER_TWO &&
mBoard[i+6] == PLAYER_TWO)
return 3;
}
if((mBoard[0] == PLAYER_ONE &&
mBoard[4] == PLAYER_ONE &&
mBoard[8] == PLAYER_ONE)||
(mBoard[2] == PLAYER_ONE &&
mBoard[4] == PLAYER_ONE &&
mBoard[6] == PLAYER_ONE))
return 2;
if((mBoard[0] == PLAYER_TWO &&
mBoard[4] == PLAYER_TWO &&
mBoard[8] == PLAYER_TWO)||
(mBoard[2] == PLAYER_TWO &&
mBoard[4] == PLAYER_TWO &&
mBoard[6] == PLAYER_TWO))
return 3;
for (int i = 0; i < getBOARD_SIZE(); i++)
{
if (mBoard[i] != PLAYER_ONE && mBoard[i] != PLAYER_TWO)
return 0;
}
return 1;
}
}