我如何为数独游戏制作GUI? (摆动)

问题描述 投票:0回答:1

到目前为止,我已经编写了生成随机9x9 Soduku网格的代码。我是Java的初学者,所以我对如何使用UI有一些疑问。

  1. 显示数字的最佳方法是什么?我尝试创建81个JTextField,这非常繁琐,而且我确信有一种有效的方法可以做到这一点。也许将jtextfields存储在数组中?还是我应该使用与jtextfields不同的东西?

  2. 创建网格线的最佳方法是什么?我有一些不同的想法,但可能没有那么复杂的方法。

java swing sudoku
1个回答
0
投票

考虑使用JLabel的9x9数组:

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.GridLayout;
import java.util.Random;
import javax.swing.BorderFactory;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.SwingConstants;

public class Soduko {

    private JPanel gridPanel;
    private Cell[][] cells;
    private static final int SIZE = 9, GAP = 2;
    private final JFrame jFrame;

    public Soduko() {

        jFrame = new JFrame("Soduko");
        jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        jFrame.setLocationRelativeTo(null);
        buildUi();
        jFrame.pack();
        jFrame.setVisible(true);
    }

    void buildUi() {

        gridPanel = new JPanel();
        gridPanel.setLayout(new GridLayout(SIZE, SIZE, GAP, GAP));
        gridPanel.setBorder(BorderFactory.createEmptyBorder(GAP, GAP, GAP, GAP));
        jFrame.add(gridPanel, BorderLayout.CENTER);

        cells = new Cell[SIZE][SIZE];
        Random rand = new Random();
        for(int row=0; row <cells.length; row++) {
            for(int col=0; col<cells[row].length; col++) {
                Cell cell = new Cell(rand.nextInt(SIZE+1)); //initialize with random number for demo
                cells[row][col] = cell;
                gridPanel.add(cell);
            }
        }

        jFrame.add(new JLabel("Help:           "),  BorderLayout.SOUTH);
    }

    public static void main(String[] args) { new Soduko(); }
}

class Cell extends JLabel {

    private static int CELL_H =35, CELL_W = 35;

    Cell(int value) {
        super(String.valueOf(value));
        setHorizontalAlignment(SwingConstants.CENTER);
        setBorder(BorderFactory.createLineBorder(Color.BLUE));
        setPreferredSize(new Dimension(CELL_H , CELL_W));
        setOpaque(true);
    }
}
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