Ajout Grille + Swing UI Grille Sudoku

SudokuButtonListener.java

@@ -0,0 +1,77 @@
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public class SudokuButtonListener implements ActionListener {
+    private int row;
+    private int col;
+    private Sudoku sudoku;
+    private JButton[][] buttons;
+
+    public SudokuButtonListener(int row, int col, Sudoku sudoku, JButton[][] buttons) {
+        this.row = row;
+        this.col = col;
+        this.sudoku = sudoku;
+        this.buttons = buttons;
+    }
+
+    @Override
+    public void actionPerformed(ActionEvent e) {
+        String input = JOptionPane.showInputDialog("Enter a number:");
+        if (input != null && input.length() > 0) {
+            try {
+                int num = Integer.parseInt(input);
+                sudoku.getGrid().getCell(row, col).setValue(num);
+                if (num == 0) {
+                    buttons[row][col].setText(""); // Empty cell if the number is 0
+                } else {
+                    buttons[row][col].setText(String.valueOf(num));
+                }
+                if (!isValidMove(num, row, col)) {
+                    buttons[row][col].setForeground(Color.RED); // Set text color to red for invalid move
+                } else {
+                    buttons[row][col].setForeground(Color.BLACK); // Reset text color
+                }
+            } catch (NumberFormatException ex) {
+                JOptionPane.showMessageDialog(null, "Please enter a valid number.");
+            }
+        }
+    }
+
+    private boolean isValidMove(int num, int row, int col) {
+        return isValidRow(num, row) && isValidCol(num, col) && isValidBox(num, row - row % 3, col - col % 3);
+    }
+
+    private boolean isValidRow(int num, int row) {
+        for (int i = 0; i < 9; i++) {
+            if (sudoku.getGrid().getCell(row, i).getValue() == num && i != col) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    private boolean isValidCol(int num, int col) {
+        for (int i = 0; i < 9; i++) {
+            if (sudoku.getGrid().getCell(i, col).getValue() == num && i != row) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    private boolean isValidBox(int num, int boxStartRow, int boxStartCol) {
+        for (int i = 0; i < 3; i++) {
+            for (int j = 0; j < 3; j++) {
+                int row = i + boxStartRow;
+                int col = j + boxStartCol;
+                if (sudoku.getGrid().getCell(row, col).getValue() == num && (row != this.row || col != this.col)) {
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+}
+