LoadStaticMidlet.java

/*
 * Copyright © 2013 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.
 */
package com.nokia.example;

import com.nokia.mid.ui.IconCommand;
import com.nokia.mid.ui.VirtualKeyboard;
import java.io.IOException;
import javax.microedition.lcdui.*;
import javax.microedition.midlet.MIDlet;

/**
 * Simple midlet that displays a static SVG file.
 */
public class LoadStaticMidlet extends MIDlet implements CommandListener {

    public static Image zoomIcon = null;
    public static Image moveIcon = null;

    /**
     * Constructor.
     */
    public LoadStaticMidlet() {

        /**
         * VirtualKeyboard is supported from Java Runtime 2.0.0 for Series 40
         * onwards. To determine whether a Series 40 device is a Full Touch
         * device and hide the open keypad command from the Options menu.
         */
        if (System.getProperty("com.nokia.keyboard.type").equals("None")) {
            VirtualKeyboard.hideOpenKeypadCommand(true);
        }

        try {
            /**
             * Create images for action button 1
             */
            zoomIcon = Image.createImage("/zoomIcon.png");
            moveIcon = Image.createImage("/moveIcon.png");

        } catch (Exception e) {
            e.printStackTrace();
        }

        // *** create the SVG canvas
        svgCanvas = new SvgCanvas2(false);
        svgCanvas.setCommandListener(this);

        // *** grab a reference to the display
        display = Display.getDisplay(this);
        display.setCurrent(svgCanvas);

        // *** set up the midlet menu
        int hotKey = 1;

        /**
         * IconCommand is supported from Java Runtime 2.0.0 for Series 40
         * onwards. Creates a new IconCommand Zoom with the given label,
         * unselected icon, selected icon, type and priority.
         */
        cmZoom = new IconCommand("Zoom", zoomIcon, zoomIcon, IconCommand.ICON_OK, hotKey++);
        svgCanvas.addCommand(cmZoom);

        /**
         * IconCommand is supported from Java Runtime 2.0.0 for Series 40
         * onwards. Creates a new IconCommand Move with the given label,
         * unselected icon, selected icon, type and priority.
         */
        cmMove = new IconCommand("Move", moveIcon, moveIcon, IconCommand.ICON_OK, hotKey++);

        cmZoomIn = new Command("Zoom In", Command.SCREEN, hotKey++);
        svgCanvas.addCommand(cmZoomIn);

        cmZoomOut = new Command("Zoom Out", Command.SCREEN, hotKey++);
        svgCanvas.addCommand(cmZoomOut);

        cmRotateIn = new Command("Rotate Counter", Command.SCREEN, hotKey++);
        svgCanvas.addCommand(cmRotateIn);

        cmRotateOut = new Command("Rotate Clockwise", Command.SCREEN, hotKey++);
        svgCanvas.addCommand(cmRotateOut);

        cmRestoreView = new Command("Restore View", Command.SCREEN, hotKey++);
        svgCanvas.addCommand(cmRestoreView);

        cmExit = new Command("Exit", Command.BACK, hotKey++);
        svgCanvas.addCommand(cmExit);

        SvgCanvas2.iconCommandState = SvgCanvas2.IMAGE_MOVE;

    }

    /**
     * Required midlet method.
     */
    public void startApp() {
    }

    /**
     * Required midlet method.
     */
    public void pauseApp() {
    }

    /**
     * Required midlet method.
     */
    public void destroyApp(boolean unconditional) {
    }

    /**
     * Handle the various menu actions.
     */
    public void commandAction(Command c, Displayable s) {
        if (c == cmExit) {

            try {
                if (SvgCanvas2.iConnection != null) {
                    SvgCanvas2.iConnection.removeDataListener();
                    SvgCanvas2.iConnection.close();
                    SvgCanvas2.iConnection = null;
                }
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }

            destroyApp(false);
            notifyDestroyed();
        } else if (c == cmZoomIn) {
            svgCanvas.zoomIn();
        } else if (c == cmZoomOut) {
            svgCanvas.zoomOut();
        } else if (c == cmRotateIn) {
            svgCanvas.rotateIn();
        } else if (c == cmRotateOut) {
            svgCanvas.rotateOut();
        } else if (c == cmRestoreView) {
            svgCanvas.restoreView();
        } else if (c == cmMove) {
            SvgCanvas2.iconCommandState = SvgCanvas2.IMAGE_MOVE;
            svgCanvas.addCommand(cmZoom);
            svgCanvas.removeCommand(cmMove);

        } else if (c == cmZoom) {
            SvgCanvas2.iconCommandState = SvgCanvas2.IMAGE_ZOOM;
            svgCanvas.addCommand(cmMove);
            svgCanvas.removeCommand(cmZoom);
        }
    }
    /*
     * Private members
     */
    private Display display;
    private SvgCanvas2 svgCanvas;
    private Command cmZoomIn;
    private Command cmZoomOut;
    private Command cmRotateIn;
    private Command cmRotateOut;
    private Command cmRestoreView;
    private Command cmExit;
    private IconCommand cmMove;
    private IconCommand cmZoom;
}