gistfile1.java

package minesweeper;

import java.awt.event.MouseEvent;
import javax.swing.*;
import javax.swing.event.MouseInputAdapter;
import minesweeper.functional.*;
import minesweeper.gui.*;
import minesweeper.components.*;
import static minesweeper.functional.ArrayUtils.map;

/**
 * The Mine Sweeper program.
 * 
 * @author Peter Goodman
 */
public class MineSweeper extends SimpleGUI {
    
    protected static int width,
                         num_bombs;
    
    // poor man's typedef
    private interface MenuItemDelegate extends Delegate<JMenuItem> { }
    
    /**
     * Initialize the arrays needed.
     * @param width
     */
    public MineSweeper(int w, int nb) {
        width = w;
        num_bombs = nb;
    }
    
    /**
     * Create the menu bar, all menus, and menu items.
     */
    protected static void createMenu(final JFrame f) {
        menu_bar(f,
            menu("File",
                menu_item("Exit", new MenuItemDelegate() {
                    public void call(JMenuItem item) {
                        System.exit(0);
                    }
                })
            ),
            menu("Theme",
                menu_item("System Default", new MenuItemDelegate() {
                    public void call(JMenuItem item) {
                        set_look_and_feel(f, 
                            UIManager.getSystemLookAndFeelClassName()
                        );
                    }
                }),
                menu_item("Motif", new MenuItemDelegate() {
                    public void call(JMenuItem item) {
                        set_look_and_feel(f,
                            "com.sun.java.swing.plaf.motif.MotifLookAndFeel"
                        );
                    }
                }),
                menu_item("OMG Ponies")
            )
        );
    }
    
    /**
     * Create the mine field.
     */
    protected static JPanel createMineField() {
        
        final MineField field = new MineField(width, num_bombs);
        
        return grid(map(field.getAreas(), new Function<MineArea, GridCell>() {
            
            public GridCell call(final MineArea area) {
                return grid_cell(area.getView(new Delegate<JPanel>() {
                    public void call(JPanel pane) {
                        
                        // deal with mouse clicks
                        pane.addMouseListener(new MouseInputAdapter() {
                            public void mouseClicked(MouseEvent e) {
                                
                                // left click, reveal a mine
                                if(e.getButton() == MouseEvent.BUTTON1) {
                                    field.revealArea(area);
                                
                                // any non-left-click click, flag this area
                                } else {
                                    area.changeIsFlagged();
                                }
                            }
                        });
                    }
                
                // set the grid bag position constraints
                })).pos(area.getX(), area.getY());
            }
        }));
    }
    
    /**
     * Create the GUI.
     */
    public void create() {
        frame("Mine Sweeper", new Delegate<JFrame>() {
            public void call(JFrame f) {
                createMenu(f);
                add_content(f, createMineField());
            }
        });
    }
    
    /**
     * Create and run the GUI.
     * @param args
     */
    public static void main(final String[] args) {
        run(new MineSweeper(10, 15));
    }
}