diff options
Diffstat (limited to 'engine/src/desktop/com/jme3/app/AppletHarness.java')
| -rw-r--r-- | engine/src/desktop/com/jme3/app/AppletHarness.java | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/engine/src/desktop/com/jme3/app/AppletHarness.java b/engine/src/desktop/com/jme3/app/AppletHarness.java new file mode 100644 index 0000000..7e14c39 --- /dev/null +++ b/engine/src/desktop/com/jme3/app/AppletHarness.java @@ -0,0 +1,185 @@ +/* + * 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); + } + +} |