code of the game

src/MenuBar/MazeMenuBar.java

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+package MenuBar;
+
+import javax.swing.JMenuBar;
+
+import Menus.*;
+import mazeUI.*;
+
+
+public final class MazeMenuBar extends JMenuBar
+{
+	private final StartMenu fileMenu;
+	private final HelpMenu helpMenu;
+	private final ExitMenu exitMenu;
+	private final SaveMenu saveMenu ;
+
+
+
+	public MazeMenuBar(MazeApplication mazeApp) 
+	{
+		super();
+		//it's Menus
+
+		add(fileMenu=new StartMenu(mazeApp));
+		add(helpMenu = new HelpMenu(mazeApp));
+		add(saveMenu = new SaveMenu(mazeApp));
+		add(exitMenu = new ExitMenu(mazeApp));
+	}
+
+
+}

src/MenuItems/ArrivalMenuItem.java

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+package MenuItems;
+
+import javax.swing.JMenuItem;
+
+import mazeUI.MazeApplication;
+
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public final class ArrivalMenuItem extends JMenuItem implements ActionListener {
+	private final MazeApplication mazeApp;
+
+	public ArrivalMenuItem(MazeApplication mazeApp) 
+	{
+		super("Select Arrival");
+		this.mazeApp=mazeApp;
+		addActionListener(this);
+	}
+
+
+
+	@Override
+	public void actionPerformed(ActionEvent e) {
+
+		mazeApp.getModel().setPressedA(true);
+	}
+}

src/MenuItems/DepartureMenuItem.java

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+package MenuItems;
+
+import javax.swing.JMenuItem;
+
+import mazeUI.MazeApplication;
+
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public final class DepartureMenuItem extends JMenuItem implements ActionListener {
+	private final MazeApplication mazeApp;
+
+	public DepartureMenuItem(MazeApplication mazeApp) 
+	{
+		super("Select Departure");
+		this.mazeApp = mazeApp;
+		addActionListener(this);
+	}
+
+
+	@Override
+	public void actionPerformed(ActionEvent e) {
+		mazeApp.getModel().setPressedD(true);
+	}
+}

src/MenuItems/ImportMenuItem.java

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+package MenuItems;
+
+import maze.MazeReadingException;
+import mazeUI.MazeApplication;
+
+import javax.swing.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.io.File;
+import java.io.FileNotFoundException;
+
+public final class ImportMenuItem extends JMenuItem implements ActionListener {
+    private MazeApplication mazeApp;
+
+    public ImportMenuItem(MazeApplication mazeApp)
+    {
+        super("Import Maze");
+        this.mazeApp = mazeApp;
+        addActionListener(this);
+
+    }
+
+
+    @Override
+    public final void actionPerformed(ActionEvent e)
+    {
+        JFileChooser fileChooser = new JFileChooser();
+        //fileChooser.setCurrentDirectory(new File(System.getProperty("Desktop")));
+        int result = fileChooser.showOpenDialog(this.mazeApp);
+        if (result == JFileChooser.APPROVE_OPTION) {
+            File selectedFile = fileChooser.getSelectedFile();
+            try {
+                mazeApp.getModel().importMaze(selectedFile.getAbsolutePath());
+            } catch (FileNotFoundException ex) {
+                ex.printStackTrace();
+            } catch (maze.FileNotFoundException ex) {
+                ex.printStackTrace();
+            } catch (MazeReadingException ex) {
+                ex.printStackTrace();
+            }
+        }
+
+    }
+}

src/MenuItems/InstructionsMenuItem.java

@@ -0,0 +1,36 @@
+package MenuItems;
+
+import javax.swing.*;
+
+import mazeUI.MazeApplication;
+
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public class InstructionsMenuItem extends JMenuItem implements ActionListener {
+
+	private final MazeApplication mazeApp;
+
+	public InstructionsMenuItem(MazeApplication mazeApp) 
+	{
+		super("Instructions");
+		this.mazeApp = mazeApp;
+		addActionListener(this);
+	}
+	@Override
+
+	public final void actionPerformed(ActionEvent e) {
+		JOptionPane.showMessageDialog(this.mazeApp,"- If you want to create a new Maze with whatever dimension you want"+
+				", then you should click on New Maze\n"+
+				"- Select a departure box by clicking on Select Departure\n"+
+				"- Select an arrival box by clicking on Select Arrival\n"+
+				"- You can make Walls and Empty boxes only by clicking on the squares\n"+
+				"- Then click on Solve to visualize the path from Departure to Arrival\n"+
+				"- If you want to import an existing Maze, click on Import Maze and select the file\n"+
+				"- If you want to save your Maze, click on Save\n"+
+				"- Finally, if you have finished playing, you can quit by clicking on Exit\n"+
+				"                                                                             ENJOY !!");
+
+	}
+
+}

src/MenuItems/NewMenuItem.java

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+package MenuItems;
+
+import javax.swing.*;
+
+import maze.FileNotFoundException;
+import maze.MazeReadingException;
+import mazeUI.MazeApplication;
+
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public class NewMenuItem extends JMenuItem implements ActionListener {
+
+	private final MazeApplication mazeApp; // pincipal window
+
+	public NewMenuItem(MazeApplication mazeApp) 
+	{
+		super("New Maze");
+		this.mazeApp=mazeApp;
+		addActionListener(this);
+	}
+
+	@Override
+	public void actionPerformed(ActionEvent e) {
+		String widthEntered = JOptionPane.showInputDialog(mazeApp,"Width of the Maze");
+		mazeApp.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+
+		String heightEntered = JOptionPane.showInputDialog(mazeApp,"Height of the Maze");
+		mazeApp.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		try {
+			int width = Integer.valueOf(widthEntered);
+		} catch (Exception ex) {
+			ex.printStackTrace();
+			JOptionPane.showMessageDialog(
+					this.mazeApp,
+					"Invalid value for width ! Must be integer",
+					"Incorrect",
+					JOptionPane.WARNING_MESSAGE
+			);
+			return;
+		}
+
+		try{
+			int height = Integer.valueOf(heightEntered);
+		}catch (Exception ex){
+			ex.printStackTrace();
+			JOptionPane.showMessageDialog(
+					this.mazeApp,
+					"Invalid value for height ! Must be integer",
+					"Incorrect",
+					JOptionPane.WARNING_MESSAGE
+			);
+			return;
+		}
+		int width = Integer.valueOf(widthEntered);
+		int height = Integer.valueOf(heightEntered);
+		mazeApp.getModel().newMaze(width,height);
+	}
+}

src/MenuItems/QuitMenuItem.java

@@ -0,0 +1,60 @@
+package MenuItems;
+
+import javax.swing.*;
+
+import mazeUI.MazeApplication;
+import model.MazeAppModel;
+
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public final class QuitMenuItem extends JMenuItem implements ActionListener
+{
+	private final MazeApplication mazeApp;
+
+	public QuitMenuItem(MazeApplication mazeApp) 
+	{
+		super("Quit Game");
+		this.mazeApp = mazeApp;
+		addActionListener(this);
+	}
+	public final void actionPerformed(ActionEvent evt)
+	{
+		MazeAppModel model = mazeApp.getModel() ;
+
+		if (model.getModified()==true) {
+			int response = JOptionPane.showInternalOptionDialog(this,
+					"Drawing not saved. Save it ?",
+					"Quit application",
+					JOptionPane.YES_NO_CANCEL_OPTION,
+					JOptionPane.WARNING_MESSAGE,
+					null,null,null) ;
+			switch (response) {
+				case JOptionPane.CANCEL_OPTION:
+					return ;
+				case JOptionPane.OK_OPTION:
+					String fileName = JOptionPane.showInputDialog(mazeApp, "Name of the File");
+					String notAccepted = MazeAppModel.notAccepted;
+					int n = fileName.length();
+					for (int i = 0; i < n; i++) {
+						String c = String.valueOf(fileName.charAt(i));
+						if (notAccepted.contains(c)) {
+							JOptionPane.showMessageDialog(
+									this.mazeApp,
+									"Name should not contain " + notAccepted,
+									"Invalid Name",
+									JOptionPane.WARNING_MESSAGE
+							);
+							return;
+						}
+					}
+					model.save(fileName);
+					break ;
+				case JOptionPane.NO_OPTION:
+					break ;
+			}
+		}
+		System.exit(0) ;
+	}
+
+}

src/MenuItems/SaveMenuItem.java

@@ -0,0 +1,41 @@
+package MenuItems;
+
+import javax.swing.*;
+
+import mazeUI.*;
+import model.MazeAppModel;
+import java.lang.String;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public final class SaveMenuItem extends JMenuItem implements ActionListener {
+
+	private final MazeApplication mazeApp;
+
+	public SaveMenuItem(MazeApplication mazeApp) {
+		super("Save Maze");
+		this.mazeApp = mazeApp;
+		addActionListener(this);
+	}
+
+	@Override
+	// Enregistre le labyrinthe dans le fichier SavedMaze
+	public void actionPerformed(ActionEvent e) {
+		String fileName = JOptionPane.showInputDialog(mazeApp, "Name of the File");
+		String notAccepted = MazeAppModel.notAccepted;
+		int n = fileName.length();
+		for (int i = 0; i < n; i++) {
+			String c = String.valueOf(fileName.charAt(i));
+			if (notAccepted.contains(c)) {
+				JOptionPane.showMessageDialog(
+						this.mazeApp,
+						"Name should not contain " + notAccepted,
+						"Invalid Name",
+						JOptionPane.WARNING_MESSAGE
+				);
+				return;
+			}
+		}
+		mazeApp.getModel().save(fileName);
+	}
+}

src/MenuItems/SolveMenuItem.java

@@ -0,0 +1,48 @@
+package MenuItems;
+
+import maze.ABox;
+import maze.DBox;
+import maze.Maze;
+import mazeUI.MazeApplication;
+
+import javax.swing.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public class SolveMenuItem extends JMenuItem implements ActionListener {
+    private MazeApplication mazeApp;
+
+    public SolveMenuItem(MazeApplication mazeApp){
+        super("Solve");
+        this.mazeApp = mazeApp;
+        addActionListener(this);
+    }
+
+    @Override
+    public void actionPerformed(ActionEvent e) {
+        Maze currentMaze = mazeApp.getModel().getCurrentMaze();
+        int numA = currentMaze.numberofA();
+        int numD = currentMaze.numberofD();
+        if(numA !=1) {
+            JOptionPane.showMessageDialog(
+                    this.mazeApp,
+                    "You should have only ONE Arrival !",
+                    "Solving Error",
+                    JOptionPane.WARNING_MESSAGE
+            );
+            return;
+        }else if(numD!=1) {
+            JOptionPane.showMessageDialog(
+                    this.mazeApp,
+                    "You should have only ONE Departure !",
+                    "Solving Error",
+                    JOptionPane.WARNING_MESSAGE
+            );
+            return;
+        } else{
+            mazeApp.getModel().solve();
+        }
+
+
+    }
+}