| /* |
| * Copyright (c) 2009-2010 jMonkeyEngine |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * * Neither the name of 'jMonkeyEngine' nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package com.jme3.app; |
| |
| import com.jme3.system.AppSettings; |
| import com.jme3.system.JmeCanvasContext; |
| import com.jme3.system.JmeSystem; |
| import java.applet.Applet; |
| import java.awt.Canvas; |
| import java.awt.Graphics; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| import java.util.HashMap; |
| import javax.swing.JOptionPane; |
| import javax.swing.SwingUtilities; |
| |
| /** |
| * @author Kirill Vainer |
| */ |
| public class AppletHarness extends Applet { |
| |
| public static final HashMap<Application, Applet> appToApplet |
| = new HashMap<Application, Applet>(); |
| |
| private JmeCanvasContext context; |
| private Canvas canvas; |
| private Application app; |
| |
| private String appClass; |
| private URL appCfg = null; |
| private URL assetCfg = null; |
| |
| public static Applet getApplet(Application app){ |
| return appToApplet.get(app); |
| } |
| |
| private void createCanvas(){ |
| AppSettings settings = new AppSettings(true); |
| |
| // load app cfg |
| if (appCfg != null){ |
| InputStream in = null; |
| try { |
| in = appCfg.openStream(); |
| settings.load(in); |
| in.close(); |
| } catch (IOException ex){ |
| // Called before application has been created .... |
| // Display error message through AWT |
| JOptionPane.showMessageDialog(this, "An error has occured while " |
| + "loading applet configuration" |
| + ex.getMessage(), |
| "jME3 Applet", |
| JOptionPane.ERROR_MESSAGE); |
| ex.printStackTrace(); |
| } finally { |
| if (in != null) |
| try { |
| in.close(); |
| } catch (IOException ex) { |
| } |
| } |
| } |
| |
| if (assetCfg != null){ |
| settings.putString("AssetConfigURL", assetCfg.toString()); |
| } |
| |
| settings.setWidth(getWidth()); |
| settings.setHeight(getHeight()); |
| |
| JmeSystem.setLowPermissions(true); |
| |
| try{ |
| Class<? extends Application> clazz = (Class<? extends Application>) Class.forName(appClass); |
| app = clazz.newInstance(); |
| }catch (ClassNotFoundException ex){ |
| ex.printStackTrace(); |
| }catch (InstantiationException ex){ |
| ex.printStackTrace(); |
| }catch (IllegalAccessException ex){ |
| ex.printStackTrace(); |
| } |
| |
| appToApplet.put(app, this); |
| app.setSettings(settings); |
| app.createCanvas(); |
| |
| context = (JmeCanvasContext) app.getContext(); |
| canvas = context.getCanvas(); |
| canvas.setSize(getWidth(), getHeight()); |
| |
| add(canvas); |
| app.startCanvas(); |
| } |
| |
| @Override |
| public final void update(Graphics g) { |
| canvas.setSize(getWidth(), getHeight()); |
| } |
| |
| @Override |
| public void init(){ |
| appClass = getParameter("AppClass"); |
| if (appClass == null) |
| throw new RuntimeException("The required parameter AppClass isn't specified!"); |
| |
| try { |
| appCfg = new URL(getParameter("AppSettingsURL")); |
| } catch (MalformedURLException ex) { |
| System.out.println(ex.getMessage()); |
| appCfg = null; |
| } |
| |
| try { |
| assetCfg = new URL(getParameter("AssetConfigURL")); |
| } catch (MalformedURLException ex){ |
| System.out.println(ex.getMessage()); |
| assetCfg = getClass().getResource("/com/jme3/asset/Desktop.cfg"); |
| } |
| |
| createCanvas(); |
| System.out.println("applet:init"); |
| } |
| |
| @Override |
| public void start(){ |
| context.setAutoFlushFrames(true); |
| System.out.println("applet:start"); |
| } |
| |
| @Override |
| public void stop(){ |
| context.setAutoFlushFrames(false); |
| System.out.println("applet:stop"); |
| } |
| |
| @Override |
| public void destroy(){ |
| System.out.println("applet:destroyStart"); |
| SwingUtilities.invokeLater(new Runnable(){ |
| public void run(){ |
| removeAll(); |
| System.out.println("applet:destroyRemoved"); |
| } |
| }); |
| app.stop(true); |
| System.out.println("applet:destroyDone"); |
| |
| appToApplet.remove(app); |
| } |
| |
| } |