minesweeper.java

a very good example of how to use java for a minesweeper game that is much like the windows one. Th

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
/**
*designed & build by Grahame batte email: [e-mail]
*last modified on 19-05-03 
*used in my minesweeper aplication
*/
public class MineSweeper extends JFrame implements ActionListener
{	
	private JPanel options= new JPanel();
/**
 *face displays the simle in its difrent forms and adds functions to the game such as new game
 */
	public static JButton face = new JButton();	
/**
 *one displays the units of the number of flags left digital display
 */
	public static JButton one;
/**
 *ten displays the tens of the number of flags left digital display
 */
	public static JButton ten;
/**
 *hund displays the hundreds of the number of flags left digital display
 */
	public static JButton hund;
/**
 *time1 displays the units of the amount of time past
 */
	public static JButton time1;
/**
 *time10 displays the tens of the amount of time past
 */
	public static JButton time10;
/**
 *time100 displays the hundreds of the amount of time past
 */
	public static JButton time100;
	private JPanel gui= new JPanel();
	
	private String beg = "beginer";
	private String in = "Intermediate";
	private String exp = "Expert";
	private String cus = "Custom";
	private String Ab = "About";
	private String pl = "play";
	
	JMenuBar menuBar = new JMenuBar();
	JMenu menu = new JMenu("Game");
	JMenu help = new JMenu("help");
	ButtonGroup group = new ButtonGroup();
	ButtonGroup helpgroup = new ButtonGroup();
	JRadioButtonMenuItem beginer = new JRadioButtonMenuItem("BEGINER   (9 rows, 9 columns, 10 mines)");
	JRadioButtonMenuItem Intermediate = new JRadioButtonMenuItem("INTERMEDIATE    (16 rows, 16 columns, 30 mines)");
	JRadioButtonMenuItem Expert = new JRadioButtonMenuItem("EXPET    (16 rows, 16 columns, 50 mines)");
	JRadioButtonMenuItem Custom = new JRadioButtonMenuItem("Custom   (enter your own number of rows,columns and mines)");
	JRadioButtonMenuItem About = new JRadioButtonMenuItem("About");
	JRadioButtonMenuItem play = new JRadioButtonMenuItem("Instructions");
/**
 *MineSweeper constructs and displays the menu options,the optins panel
 * then calls the game class the construct a game with x row y columns and z mines
 */
	public MineSweeper()
		{
		 super("MineSweeper");
		 
//--------------menu bar--------------------------------------------------------
		setJMenuBar(menuBar);
		menu.setMnemonic(KeyEvent.VK_G);
		menu.getAccessibleContext().setAccessibleDescription("Game");
		menuBar.add(menu);
		menuBar.add(help);
//-----------------game options--------------------------------------------------		
		beginer.setMnemonic(KeyEvent.VK_B);
		beginer.setActionCommand(beg);
		beginer.setSelected(true);
		
		Intermediate.setMnemonic(KeyEvent.VK_I);
		Intermediate.setActionCommand(in);
		
		Expert.setMnemonic(KeyEvent.VK_E);
		Expert.setActionCommand(exp);
		
		Custom.setMnemonic(KeyEvent.VK_C);
		Custom.setActionCommand(cus);
		
		group.add(beginer);
		group.add(Intermediate);
		group.add(Expert);
		group.add(Custom);
		
		menu.add(beginer);
		menu.add(Intermediate);
		menu.add(Expert);
		menu.add(Custom);
		
		beginer.addActionListener(this);
		Intermediate.addActionListener(this);
		Expert.addActionListener(this);
		Custom.addActionListener(this);
//-----------help option-------------------------------------------------------
		About.setMnemonic(KeyEvent.VK_A);
		About.setActionCommand(Ab);
		
		play.setMnemonic(KeyEvent.VK_P);
		play.setActionCommand(pl);
			
		helpgroup.add(About);
		helpgroup.add(play);
		
			
		help.add(About);
		help.add(play);
		
		About.addActionListener(this);
		play.addActionListener(this);
		
//-------------------frame settings and gui panel-------------------------------
		 setSize(200,100);
      	 setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
     	 setLocation(150,150);
     	 setVisible(true);
     	 setResizable(false);
     
//-----------------options panel------------------------------------------------
	  				hund=new JButton(new ImageIcon("digits/0.gif"));
					ten=new JButton(new ImageIcon("digits/0.gif"));
					one=new JButton(new ImageIcon("digits/0.gif"));
					
	  				time100=new JButton(new ImageIcon("digits/0.gif"));
					time10=new JButton(new ImageIcon("digits/0.gif"));
					time1=new JButton(new ImageIcon("digits/0.gif"));
					
	  				options.setLayout(new GridLayout(1,7));
	  				options.add(hund);
	  				options.add(ten);
	  				options.add(one);
	  				options.add(face);
	  				face.addActionListener(this);
	  				options.add(time100);
	  				options.add(time10);
	  				options.add(time1);
	  				
      				ImageIcon smiley1 = new ImageIcon("images/smiley1.jpg"); 
	  				face.setIcon(smiley1);
	  							
	 				setContentPane(gui);
	 				gui.setLayout(new BorderLayout());
	 				
	 				gui.add(options,BorderLayout.NORTH);
	 				setVisible(true);
	 				
		}//end constructor
	
/**
 *ActionEvent e tells the menu what to do and when.
 *adds functions to the face button and calls the game class to creat a game 
 */			
//--------------------action preformed------------------------------------------
	public void actionPerformed(ActionEvent e)
		{ //try{
			if (e.getActionCommand().equals(pl))
				{
				 JOptionPane.showMessageDialog(this,"Minesweeper overview.");
			   	 JOptionPane.showMessageDialog(this,"The object of Minesweeper is to locate all the mines as quickly as possible without uncovering any of them. If you uncover a mine, you lose the game.");
				 JOptionPane.showMessageDialog(this,"Minesweeper overview.");
				 JOptionPane.showMessageDialog(this,"1. On the Game menu, click New. ");
				 JOptionPane.showMessageDialog(this,"2.To start the timer, click any square on the playing field. ");
				 JOptionPane.showMessageDialog(this,"NOTE!!!");
				 JOptionPane.showMessageDialog(this,"You can uncover a square by clicking it. If you uncover a mine, you lose the game.");
				 JOptionPane.showMessageDialog(this,"If a number appears on a square, it indicates how many mines are in the eight squares that surround the numbered one.");
				 JOptionPane.showMessageDialog(this,"To mark a square you suspect contains a mine, right-click it. ");
				 JOptionPane.showMessageDialog(this,"The game area consists of the playing field, a mine counter, and a timer. ");
				}// if
		
			if (e.getActionCommand().equals(Ab))
				{
				JOptionPane.showMessageDialog(this,"this is my version of minesweeper"); //
				JOptionPane.showMessageDialog(this,"if you what more info mail me at  [e-mail]");  // the about menu option	
				}// if
//-----------------options stuuf face etc-------------------------------------------------------

			if (e.getSource()==face)							// what to do if the face is cliked
				{
				 	 gui.removeAll();							//removes old game
				 	 gui.repaint();						//paints new game ready for leval selection
				 	 gui.add(options,BorderLayout.NORTH);
				 	 ImageIcon smiley1 = new ImageIcon("images/smiley1.jpg");
	 				 face.setIcon(smiley1);
	 				 Square.GameOver=false;
	 				 Square.flagused=0;
	 				 Square.numclicks=0;
				 	
				 	 hund.setIcon(new ImageIcon("digits/0.gif"));
					 ten.setIcon(new ImageIcon("digits/0.gif"));
					 one.setIcon(new ImageIcon("digits/0.gif"));	
					 
					 time100.setIcon(new ImageIcon("digits/0.gif"));
					 time10.setIcon(new ImageIcon("digits/0.gif"));
					 time1.setIcon(new ImageIcon("digits/0.gif"));
	
				}//end if(e.getSource()==face)
				
//--------------------beginner preformed------------------------------------------
	 			
			if (e.getActionCommand().equals(beg))
				{
			 	 	 int row = 9;										//sets row columns and mines
	 			 	 int column = 9;
	 			 	 int mines = 10;
	 			 	 this.resize(22*row,22*column+30);
	 			 	 game one = new game (row,column,mines);// calls the game class to display a game with x rows y columns and z mines
	 			 	 gui.add(one,BorderLayout.CENTER);
	 			 	 setVisible(true);
	 			}// if
//------------Intermediate game panel------------------------------------------- 			
	 		 if (e.getActionCommand().equals(in))
				{
			 	 	 int row = 16;										//sets row columns and mines
	 			 	 int column = 16;
	 			 	 int mines = 40;
	 			 	 this.move(100,100);
	 			 	 this.resize(22*row,22*column+30);
	 			 	 game one = new game (row,column,mines);// calls the game class to display a game with x rows y columns and z mines
	 			 	 gui.add(one,BorderLayout.CENTER);
	 			 	 setVisible(true);
 		 
	 			}// end if
// -------------------Expert game panel----------------------------------------- 			
	 	     if (e.getActionCommand().equals(exp))
				{
			 	 	 int row = 16;										//sets row columns and mines
	 			 	 int column = 16;
	 			 	 int mines = 40;
	 			 	 this.move(20,20);
	 			 	 this.resize(22*row,22*column+30);
	 			 	 game one = new game (row,column,mines);// calls the game class to display a game with x rows y columns and z mines
	 			 	 gui.add(one,BorderLayout.CENTER);
	 			 	 setVisible(true);
	 			 	 
	 				
	 			}// end if

// -------------------Custom game panel----------------------------------------- 			
	 	     if (e.getActionCommand().equals(cus))
				{
				 String input = JOptionPane.showInputDialog("How many rows do you want?");// shows input box asking for number of rows
      			 int row = Integer.parseInt(input);										// sets the number entered equal to row
      			
				 input = JOptionPane.showInputDialog("How many columns do you want?");	// shows input box asking for number of columns
      			 int column = Integer.parseInt(input);									// sets the number entered equal to columns
      			
      			 input = JOptionPane.showInputDialog("How many mines do you want?");	// shows input box asking for number of mines
      			 int mines = Integer.parseInt(input);									// sets the number entered equal to mines
	 			
	 			 this.move(2*row,2*column);
	 			 this.resize(22*row,22*column+30);
	 			 game one = new game (row,column,mines);// calls the game class to display a game with x rows y columns and z mines
	 			 gui.add(one,BorderLayout.CENTER);
	 			 setVisible(true);
	 			 
	 			 }// end if
	 //	}catch(Exception ex){}		

	}// end action preformed
			

//---------------------mian method----------------------------------------------	
/**
 * the main methoud to run the program.
 */		
	public static void main(String [] args)
    
		{
        MineSweeper x = new MineSweeper();								
		} //end main method
}//end class