Форум программистов [Powered by Invision Power Board]

Код


import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;

public class Gomokuu extends MIDlet {
    private Display display = Display.getDisplay(this);
    private Gomokuu midlet;
    MyCanvas can;

    public void startApp() {
        midlet = this;
        can = new MyCanvas(midlet);
        display.setCurrent(can);
    }

    public Display getDisplay() {
        return display;
    }

    public void exitMIDlet() {
        System.gc();
        destroyApp(true);
    }

    public void pauseApp() {
    }

    public void destroyApp(boolean unconditional) {
        notifyDestroyed();
    }
}

Код


import javax.microedition.lcdui.*;
import java.io.IOException;

class MyCanvas extends Canvas implements CommandListener {
    private static Command cmQuit    = new Command("Quit", Command.EXIT, 1);
    private static Command cmHlp    = new Command("Help", Command.OK, 1);
    private In in = new In();
    private Thread t;
    private Image []img = new Image[2];
    private int imgIndex;
    private Gomokuu midlet;
    private boolean hlp;

    public MyCanvas(Gomokuu midlet) {
        this.midlet = midlet;
        addCommand(cmQuit);
        addCommand(cmHlp);
        try {            
            img[0] = Image.createImage("/cross.png");
            img[1] = Image.createImage("/crossMini.png");
        } catch (IOException e) {
            System.err.println("Error during image creation");
        }
        setCommandListener(this);
    }

    public void paint(Graphics g) {
        g.setColor(255, 255, 0);
        g.fillRect(0, 0, getWidth(), getHeight());
        if (hlp) {
            g.drawImage(img[imgIndex],0,0,g.TOP|g.LEFT);
        }        
    }

    public void commandAction(Command cmd, Displayable d) {
        if (cmd == cmQuit) {
            midlet.exitMIDlet();
        } else if (cmd == cmHlp) {
            hlp = true;
            if (t == null) {
                t = new Thread(in);
                try {
                    t.start();
                } catch (IllegalThreadStateException il) {}
            }            
        }
    }
    
    protected void keyPressed(int keyCode) {
        if (keyCode == KEY_NUM5) {
            hlp = false;
            t = null;
        }
    }

    private class In implements Runnable {
        public void run() {
            while(hlp) {
                imgIndex++;
                imgIndex%=2;
                    try {
                        Thread.sleep(500);
                    } catch (InterruptedException e){}
                repaint();
            }
        }
    }
}