MultipointTouchEventsExample.java

/*
 * Copyright © 2011 Nokia Corporation. All rights reserved.
 * Nokia and Nokia Connecting People are registered trademarks of Nokia Corporation. 
 * Oracle and Java are trademarks or registered trademarks of Oracle and/or its
 * affiliates. Other product and company names mentioned herein may be trademarks
 * or trade names of their respective owners. 
 * See LICENSE.TXT for license information.
 */

import javax.microedition.lcdui.Display;
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;

/*
 * Main class MultipointTouchEventsExample.
 *
 * This application visualizes pointer events. Events generated by
 * different pointers have different colors.
 */
public class MultipointTouchEventsExample extends MIDlet {

    private ColorCanvas colorCanvas = null;
    private Display display;

    public MultipointTouchEventsExample() {
        this.display = Display.getDisplay(this);
        this.colorCanvas = new ColorCanvas(this);
        this.colorCanvas.setParent(this);
        this.display.setCurrent(this.colorCanvas);
    }

    protected void destroyApp(boolean unconditional) throws MIDletStateChangeException {
        this.display.setCurrent(null);
        this.colorCanvas = null;
        this.display = null;
    }

    protected void pauseApp() {
    }

    protected void startApp() throws MIDletStateChangeException {
    }
}