[已解決]MouseEVent的問題，拜託高手們幫忙看看 - 伊莉討論區

import java.awt.event.*;
import java.awt.*;
import javax.swing.*;
public class NewMineSweeperOnSwing {
private static void createAndShowGUI() {
JFrame.setDefaultLookAndFeelDecorated(true);
JFrame frame = new JFrame("MineSweeper");//大標題
frame.setSize(500,500);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
JPanel p = new JPanel();
p.setLayout(new BorderLayout());
int h = 10, w = 10, m = 10;
Board board = new Board(h, w, m);
JPanel top = new JPanel();
top.add(board.jl);
frame.add(top);
JPanel field = new JPanel();
field.setLayout(new GridLayout(h, w));
for(int i = 0; i < h; i++){//setting field
for(int j = 0; j < w; j++){
board.getBlock(i,j).addMouseListener(new sweep2(board, i, j));
field.add(board.getBlock(i,j));
}
}
for(int i = 0; i < m; i++){//setting mines
int x = (int)(Math.random()*h);
int y = (int)(Math.random()*m);
if(board.getBlock(x,y).getNumber() != -1){
board.getBlock(x,y).setNumber(-1);
System.out.print(" "+x+y);//take out later
}
else i--;
}
for(int i = 0; i < h; i++){//setting number of mines
for(int j = 0; j < w; j++){
if(board.getBlock(i,j).getNumber() != -1){
int n = 0;
for(int x = Math.max(0, i-1); x < Math.min(h,i+2); x++){
for(int y = Math.max(0, j-1); y < Math.min(w,j+2); y++){
if(((i != x) || (j != y)) && board.getBlock(x,y).getNumber() == -1) n++;
}
}
board.getBlock(i,j).setNumber(n);
}
}
}
p.add(top, BorderLayout.NORTH);
p.add(field, BorderLayout.CENTER);
frame.setContentPane(p);
}
public static void main(String[] args) {
//GUI
javax.swing.SwingUtilities.invokeLater(new Runnable() {
public void run() {
createAndShowGUI();
}
});
}
}
@SuppressWarnings("serial") class Block extends JButton{
private int number;//0~8 for number of mines around, -1 for mine
private int status;//0 for covered, 1 for flagged, 2 for uncovered
Block(){}//int = 0 by default
public int getNumber(){return number;}
public int getStatus(){return status;}
public void setNumber(int n){number = n;}
public void setStatus(int s){status = s;}
}
class Board{
private Block[][] b;// all the blocks
private int h, w, m, bl, r;//height, width, mines, blocks left, result : 0 for not finished, 1 for win, 2 for lose
public JLabel jl;//label on top showing number of mines left
Board(){}
Board(int height, int width, int mines){
h = height;
w = width;
m = mines;
bl = h * w - m;
b = new Block[h][w];
jl = new JLabel(""+m);
for(int i = 0; i < h; i++){//setting board
for(int j = 0; j < w; j++){
b[i][j] = new Block();
}
}
}
public int getHeight(){return h;}
public int getWidth(){return w;}
public int getMines(){return m;}
public int getBlocksLeft(){return bl;}
public Block[][] getBlock(){return b;}
public Block getBlock(int i, int j){return b[i][j];}
public int getResult(){return r;}
public void setBlocksLeft(int n){bl = n;}
public void setResult(int i){r = i;}
}
class sweep implements MouseListener{
sweep(){}
public void mouseClicked(MouseEvent e){}
public void mouseEntered(MouseEvent e){}
public void mouseExited(MouseEvent e){}
public void mousePressed(MouseEvent e){}
public void mouseReleased(MouseEvent e){}
}
class sweep2 extends sweep{
int h, w, x, y;
Board board;
Block[][] b;
JLabel l;
sweep2(){}
sweep2(Board board, int i, int j){
x = i;
y = j;
this.board = board;
b = board.getBlock();
h = b.length;
w = b[0].length;
l = board.jl;
}
@Override public void mouseClicked(MouseEvent e) {
if(board.getResult() == 0){//games not finished
if (e.getButton() != MouseEvent.BUTTON3 && b[x][y].getStatus() == 0) {//left click on normal block(autoclick???)
if(b[x][y].getNumber() != -1){//not bomb
b[x][y].setStatus(2);
b[x][y].setBackground(Color.WHITE);
board.setBlocksLeft(board.getBlocksLeft() - 1);
if(b[x][y].getNumber() == 0){//click all blocks around if they are not mines
for(int i = Math.max(0, x-1); i < Math.min(h,x+2); i++){
for(int j = Math.max(0, y-1); j < Math.min(w,y+2); j++){
if((i != x) || (j != y)) b[i][j].doClick();
}
}
}
else//show number of mines around
b[x][y].setText(""+b[x][y].getNumber());
}
else{//is bomb
b[x][y].setText("B");
b[x][y].setBackground(Color.RED);
l.setText("(XP)");
board.setResult(2);
}
if(board.getBlocksLeft() == 0){
l.setText("(:D)");
board.setResult(1);
}
}
else if (e.getButton() == MouseEvent.BUTTON3) {//right click
if(b[x][y].getStatus() == 0){
b[x][y].setStatus(1);
b[x][y].setText("F");
int t = Integer.parseInt(l.getText());
l.setText(t-1+"");
}
else if(b[x][y].getStatus() == 1){
b[x][y].setStatus(0);
b[x][y].setText("");
int t = Integer.parseInt(l.getText());
l.setText(t+1+"");
}
}
}
}
}

複製代碼