NEWT: Add Support for AWT-Less Applet3

- Adding 'plugin3-public' jar and sources for Applet3 support, copied from icedtea-web3

- Added com.jogamp.newt.util.applet.JOGLNewtApplet3Run capable to run Applet3

4 files changed, 563 insertions, 8 deletions

diff --git a/src/newt/classes/com/jogamp/newt/awt/applet/JOGLNewtApplet1Run.java b/src/newt/classes/com/jogamp/newt/awt/applet/JOGLNewtApplet1Run.java
index 74d4d833a..9cecca9c5 100644
--- a/src/newt/classes/com/jogamp/newt/awt/applet/JOGLNewtApplet1Run.java
+++ b/src/newt/classes/com/jogamp/newt/awt/applet/JOGLNewtApplet1Run.java
@@ -48,6 +48,7 @@ import jogamp.nativewindow.jawt.JAWTUtil;
 import com.jogamp.common.util.awt.AWTEDTExecutor;
 import com.jogamp.newt.awt.NewtCanvasAWT;
 import com.jogamp.newt.opengl.GLWindow;
+import com.jogamp.newt.util.applet.JOGLNewtAppletBase;
 
 /**
  * Simple GLEventListener deployment as an applet using JOGL. This demo must be
diff --git a/src/newt/classes/com/jogamp/newt/util/applet/JOGLNewtApplet3Run.java b/src/newt/classes/com/jogamp/newt/util/applet/JOGLNewtApplet3Run.java
new file mode 100644
index 000000000..465ee4df5
--- /dev/null
+++ b/src/newt/classes/com/jogamp/newt/util/applet/JOGLNewtApplet3Run.java
@@ -0,0 +1,342 @@
+/**
+ * Copyright 2011 JogAmp Community. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are
+ * permitted provided that the following conditions are met:
+ *
+ *    1. Redistributions of source code must retain the above copyright notice, this list of
+ *       conditions and the following disclaimer.
+ *
+ *    2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community 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.
+ *
+ * The views and conclusions contained in the software and documentation are those of the
+ * authors and should not be interpreted as representing official policies, either expressed
+ * or implied, of JogAmp Community.
+ */
+package com.jogamp.newt.util.applet;
+
+import java.util.Locale;
+
+import com.jogamp.plugin.applet.Applet3;
+import com.jogamp.plugin.applet.Applet3Context;
+import com.jogamp.plugin.ui.NativeWindowDownstream;
+import com.jogamp.plugin.ui.NativeWindowUpstream;
+
+import javax.media.nativewindow.AbstractGraphicsDevice;
+import javax.media.nativewindow.AbstractGraphicsScreen;
+import javax.media.nativewindow.NativeWindow;
+import javax.media.nativewindow.NativeWindowFactory;
+import javax.media.nativewindow.WindowClosingProtocol.WindowClosingMode;
+import javax.media.opengl.FPSCounter;
+import javax.media.opengl.GLCapabilities;
+import javax.media.opengl.GLProfile;
+
+import com.jogamp.nativewindow.UpstreamSurfaceHookMutableSize;
+import com.jogamp.newt.NewtFactory;
+import com.jogamp.newt.Window;
+import com.jogamp.newt.opengl.GLWindow;
+
+/**
+ * Simple GLEventListener deployment as an applet using JOGL. This demo must be
+ * referenced from a web page via an <applet> tag.
+ *
+ *  <p>
+ *  Example of an applet tag using GearsES2 within the applet area (normal case):
+ *  <pre>
+        &lt;applet width=100 height=100&gt;
+           &lt;param name="java_arguments" value="-Dsun.java2d.noddraw=true"&gt;
+           &lt;param name="gl_event_listener_class" value="com.jogamp.opengl.test.junit.jogl.demos.es2.GearsES2"&gt;
+           &lt;param name="gl_profile" value="GL2"&gt;
+           &lt;param name="gl_swap_interval" value="1"&gt;
+           &lt;param name="gl_debug" value="false"&gt;
+           &lt;param name="gl_trace" value="false"&gt;
+           &lt;param name="jnlp_href" value="jogl-newt-applet-runner.jnlp"&gt;
+        &lt;/applet&gt;Hello Gears !
+ *  </pre>
+ *  </p>
+ *
+ *  <p>
+ *  Example of an applet tag using GearsES2 in an undecorated, translucent, closeable and always-on-top window:
+ *  <pre>
+        &lt;applet width=1 height=1&gt;
+           &lt;param name="java_arguments" value="-Dsun.java2d.noddraw=true"&gt;
+           &lt;param name="gl_event_listener_class" value="com.jogamp.opengl.test.junit.jogl.demos.es2.GearsES2"&gt;
+           &lt;param name="gl_profile" value="GL2"&gt;
+           &lt;param name="gl_swap_interval" value="1"&gt;
+           &lt;param name="gl_undecorated" value="true"&gt;
+           &lt;param name="gl_alwaysontop" value="true"&gt;
+           &lt;param name="gl_closeable" value="true"&gt;
+           &lt;param name="gl_alpha" value="1"&gt;
+           &lt;param name="gl_multisamplebuffer" value="0"&gt;
+           &lt;param name="gl_opaque" value="false"&gt;
+           &lt;param name="gl_dx" value="10"&gt;
+           &lt;param name="gl_dy" value="0"&gt;
+           &lt;param name="gl_width" value="100"&gt;
+           &lt;param name="gl_height" value="100"&gt;
+           &lt;param name="gl_nodefaultkeyListener" value="true"&gt;
+           &lt;param name="gl_debug" value="false"&gt;
+           &lt;param name="gl_trace" value="false"&gt;
+           &lt;param name="jnlp_href" value="jogl-newt-applet-runner.jnlp"&gt;
+        &lt;/applet&gt;Hello Gears !
+ *  </pre>
+ *  </p>
+ */
+public class JOGLNewtApplet3Run implements Applet3 {
+    public static final boolean DEBUG = JOGLNewtAppletBase.DEBUG;
+
+    GLWindow glWindow = null;
+    JOGLNewtAppletBase base = null;
+    /** if valid glStandalone:=true (own window) ! */
+    int glXd=Integer.MAX_VALUE, glYd=Integer.MAX_VALUE, glWidth=Integer.MAX_VALUE, glHeight=Integer.MAX_VALUE;
+    Applet3Context ctx;
+    boolean glStandalone = false;
+
+    final String getParameter(String name) {
+        return ctx.getParameter(name);
+    }
+
+    @Override
+    public NativeWindowDownstream createNativeWindow(final Applet3Context ctx, final NativeWindowUpstream upstreamWin) {
+        this.ctx = ctx;
+
+        String glProfileName=null;
+        boolean glOpaque=true;
+        int glAlphaBits=0;
+        int glNumMultisampleBuffer=0;
+        boolean glUndecorated=false;
+        boolean glAlwaysOnTop=false;
+        try {
+            glProfileName = getParameter("gl_profile");
+            glOpaque = JOGLNewtAppletBase.str2Bool(getParameter("gl_opaque"), glOpaque);
+            glAlphaBits = JOGLNewtAppletBase.str2Int(getParameter("gl_alpha"), glAlphaBits);
+            glNumMultisampleBuffer = JOGLNewtAppletBase.str2Int(getParameter("gl_multisamplebuffer"), glNumMultisampleBuffer);
+            glXd = JOGLNewtAppletBase.str2Int(getParameter("gl_dx"), glXd);
+            glYd = JOGLNewtAppletBase.str2Int(getParameter("gl_dy"), glYd);
+            glWidth = JOGLNewtAppletBase.str2Int(getParameter("gl_width"), glWidth);
+            glHeight = JOGLNewtAppletBase.str2Int(getParameter("gl_height"), glHeight);
+            glUndecorated = JOGLNewtAppletBase.str2Bool(getParameter("gl_undecorated"), glUndecorated);
+            glAlwaysOnTop = JOGLNewtAppletBase.str2Bool(getParameter("gl_alwaysontop"), glAlwaysOnTop);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        glStandalone = Integer.MAX_VALUE>glXd && Integer.MAX_VALUE>glYd && Integer.MAX_VALUE>glWidth && Integer.MAX_VALUE>glHeight;
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run Configuration:");
+            System.err.println("glStandalone: "+glStandalone);
+            if(glStandalone) {
+                System.err.println("pos-size: "+glXd+"/"+glYd+" "+glWidth+"x"+glHeight);
+            }
+            System.err.println("glProfileName: "+glProfileName);
+            System.err.println("glOpaque: "+glOpaque);
+            System.err.println("glAlphaBits: "+glAlphaBits);
+            System.err.println("glNumMultisampleBuffer: "+glNumMultisampleBuffer);
+            System.err.println("glUndecorated: "+glUndecorated);
+            System.err.println("glAlwaysOnTop: "+glAlwaysOnTop);
+        }
+        final GLCapabilities caps = new GLCapabilities(GLProfile.get(glProfileName));
+        caps.setAlphaBits(glAlphaBits);
+        if(0<glNumMultisampleBuffer) {
+            caps.setSampleBuffers(true);
+            caps.setNumSamples(glNumMultisampleBuffer);
+        }
+        caps.setBackgroundOpaque(glOpaque);
+
+        final AbstractGraphicsDevice aDevice = NativeWindowFactory.createDevice(upstreamWin.getDisplayConnection(), false /* own */); // don't open - dummy
+        final AbstractGraphicsScreen aScreen = NativeWindowFactory.createScreen(aDevice, upstreamWin.getScreenIndex());
+        final UpstreamSurfaceHookMutableSize upstreamSizeHook = new UpstreamSurfaceHookMutableSize(upstreamWin.getWidth(), upstreamWin.getHeight());
+        final NativeWindow parentWin = NativeWindowFactory.createWrappedWindow(aScreen,
+                                                                               0 /* surfaceHandle */, upstreamWin.getWindowHandle(),
+                                                                               upstreamSizeHook);
+        final Window w = NewtFactory.createWindow(parentWin, caps);
+        glWindow = GLWindow.create(w);
+        glWindow.setUndecorated(glUndecorated);
+        glWindow.setAlwaysOnTop(glAlwaysOnTop);
+        glWindow.setSize(parentWin.getWidth(), parentWin.getHeight());
+
+        return new NativeWindowDownstream() {
+            @Override
+            public void setVisible(boolean v) {
+                if( null != glWindow ) {
+                    glWindow.setVisible(v);
+                }
+            }
+
+            @Override
+            public void setSize(int width, int height) {
+                if( null != glWindow ) {
+                    upstreamSizeHook.setSize(width, height);
+                    glWindow.setSize(width, height);
+                }
+            }
+
+            @Override
+            public void requestFocus() {
+                if( null != glWindow ) {
+                    glWindow.requestFocus();
+                }
+            }
+
+            @Override
+            public void destroy() {
+                if( null != glWindow ) {
+                    glWindow.destroy();
+                }
+            }
+
+            @Override
+            public NativeWindowUpstream getParent() {
+                return upstreamWin;
+            }
+
+            @Override
+            public long getWindowHandle() {
+                if( null != glWindow ) {
+                    return glWindow.getWindowHandle();
+                } else {
+                    return 0;
+                }
+            }
+
+            @Override
+            public void display() {
+                if( null != glWindow ) {
+                    glWindow.display();
+                }
+            }
+        };
+    }
+
+    @Override
+    public void init(Applet3Context ctx) {
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run.init() START - "+currentThreadName());
+        }
+        this.ctx = ctx;
+        String glEventListenerClazzName=null;
+        int glSwapInterval=0;
+        boolean glDebug=false;
+        boolean glTrace=false;
+        boolean glNoDefaultKeyListener = false;
+        boolean glCloseable=false;
+
+        try {
+            glEventListenerClazzName = getParameter("gl_event_listener_class");
+            glSwapInterval = JOGLNewtAppletBase.str2Int(getParameter("gl_swap_interval"), glSwapInterval);
+            glDebug = JOGLNewtAppletBase.str2Bool(getParameter("gl_debug"), glDebug);
+            glTrace = JOGLNewtAppletBase.str2Bool(getParameter("gl_trace"), glTrace);
+            glNoDefaultKeyListener = JOGLNewtAppletBase.str2Bool(getParameter("gl_nodefaultkeyListener"), glNoDefaultKeyListener);
+            glCloseable = JOGLNewtAppletBase.str2Bool(getParameter("gl_closeable"), glCloseable);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        if(null==glEventListenerClazzName) {
+            throw new RuntimeException("No applet parameter 'gl_event_listener_class'");
+        }
+        glStandalone = Integer.MAX_VALUE>glXd && Integer.MAX_VALUE>glYd && Integer.MAX_VALUE>glWidth && Integer.MAX_VALUE>glHeight;
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run Configuration:");
+            System.err.println("glEventListenerClazzName: "+glEventListenerClazzName);
+            System.err.println("glSwapInterval: "+glSwapInterval);
+            System.err.println("glDebug: "+glDebug);
+            System.err.println("glTrace: "+glTrace);
+            System.err.println("glNoDefaultKeyListener: "+glNoDefaultKeyListener);
+            System.err.println("glCloseable: "+glCloseable);
+        }
+
+        base = new JOGLNewtAppletBase(glEventListenerClazzName,
+                                      glSwapInterval,
+                                      glNoDefaultKeyListener,
+                                      glCloseable,
+                                      glDebug,
+                                      glTrace);
+
+        try {
+            glWindow.setUpdateFPSFrames(FPSCounter.DEFAULT_FRAMES_PER_INTERVAL, System.err);
+            glWindow.setDefaultCloseOperation(glCloseable ? WindowClosingMode.DISPOSE_ON_CLOSE : WindowClosingMode.DO_NOTHING_ON_CLOSE);
+            base.init(glWindow);
+        } catch (Throwable t) {
+            throw new RuntimeException(t);
+        }
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run.init() END - "+currentThreadName());
+        }
+    }
+
+    private static String currentThreadName() { return "["+Thread.currentThread().getName()+"]"; }
+
+    @Override
+    public void start() {
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run.start() START (isVisible "+glWindow.isVisible()+") - "+currentThreadName());
+        }
+        if( glStandalone ) {
+            glWindow.setSize(glWidth, glHeight);
+            glWindow.setPosition(glXd, glYd);
+            glWindow.setVisible(true);
+            glWindow.requestFocus();
+        }
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run start:");
+            System.err.println("GLWindow Pos: "+glWindow.getX()+"/"+glWindow.getY()+" rel, "+glWindow.getLocationOnScreen(null)+" screen");
+            System.err.println("GLWindow: "+glWindow);
+        }
+        base.start();
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run.start() END - "+currentThreadName());
+        }
+    }
+
+    @Override
+    public void stop() {
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run.stop() START - "+currentThreadName());
+        }
+        base.stop();
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run.stop() END - "+currentThreadName());
+        }
+    }
+
+    @Override
+    public void destroy() {
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run.destroy() START - "+currentThreadName());
+        }
+        glWindow.setVisible(false); // hide 1st
+        base.destroy(); // destroy glWindow unrecoverable
+        base=null;
+        glWindow=null;
+        if(DEBUG) {
+            System.err.println("JOGLNewtApplet1Run.destroy() END - "+currentThreadName());
+        }
+    }
+
+    @Override
+    public String getAppletInfo() {
+        return null;
+    }
+
+    @Override
+    public Locale getLocale() {
+        return null;
+    }
+
+    @Override
+    public String[][] getParameterInfo() {
+        return null;
+    }
+
+}
+
diff --git a/src/newt/classes/com/jogamp/newt/awt/applet/JOGLNewtAppletBase.java b/src/newt/classes/com/jogamp/newt/util/applet/JOGLNewtAppletBase.java
index 2afa97327..bbe6b8527 100644
--- a/src/newt/classes/com/jogamp/newt/awt/applet/JOGLNewtAppletBase.java
+++ b/src/newt/classes/com/jogamp/newt/util/applet/JOGLNewtAppletBase.java
@@ -25,7 +25,7 @@
  * authors and should not be interpreted as representing official policies, either expressed
  * or implied, of JogAmp Community.
  */
-package com.jogamp.newt.awt.applet;
+package com.jogamp.newt.util.applet;
 
 import java.lang.reflect.Field;
 import java.security.AccessController;
@@ -74,7 +74,7 @@ public class JOGLNewtAppletBase implements KeyListener, GLEventListener {
     GLWindow glWindow = null;
     Animator glAnimator=null;
     boolean isValid = false;
-    NativeWindow awtParent;
+    NativeWindow parentWin;
 
     public JOGLNewtAppletBase(String glEventListenerClazzName,
                               int glSwapInterval,
@@ -216,14 +216,14 @@ public class JOGLNewtAppletBase implements KeyListener, GLEventListener {
         @Override
         public void windowDestroyNotify(WindowEvent e) {
             if( isValid() && WindowClosingMode.DO_NOTHING_ON_CLOSE == glWindow.getDefaultCloseOperation() &&
-                null == glWindow.getParent() && null != awtParent && 0 != awtParent.getWindowHandle() )
+                null == glWindow.getParent() && null != parentWin && 0 != parentWin.getWindowHandle() )
             {
                 // we may be called directly by the native EDT
                 new Thread(new Runnable() {
                    @Override
                    public void run() {
-                    if( glWindow.isNativeValid() && null != awtParent && 0 != awtParent.getWindowHandle() ) {
-                        glWindow.reparentWindow(awtParent, -1, -1, Window.REPARENT_HINT_BECOMES_VISIBLE);
+                    if( glWindow.isNativeValid() && null != parentWin && 0 != parentWin.getWindowHandle() ) {
+                        glWindow.reparentWindow(parentWin, -1, -1, Window.REPARENT_HINT_BECOMES_VISIBLE);
                     }
                    }
                 }).start();
@@ -244,7 +244,7 @@ public class JOGLNewtAppletBase implements KeyListener, GLEventListener {
                 }
             }
             glAnimator.start();
-            awtParent = glWindow.getParent();
+            parentWin = glWindow.getParent();
             glWindow.addWindowListener(reparentHomeListener);
         }
     }
@@ -329,11 +329,11 @@ public class JOGLNewtAppletBase implements KeyListener, GLEventListener {
                public void run() {
                    glWindow.setAlwaysOnTop(!glWindow.isAlwaysOnTop());
                } }.start();
-       } else if(e.getKeyChar()=='r' && null!=awtParent) {
+       } else if(e.getKeyChar()=='r' && null!=parentWin) {
            new Thread() {
                public void run() {
                    if(null == glWindow.getParent()) {
-                       glWindow.reparentWindow(awtParent, -1, -1, 0 /* hints */);
+                       glWindow.reparentWindow(parentWin, -1, -1, 0 /* hints */);
                    } else {
                        final InsetsImmutable insets = glWindow.getInsets();
                        final int x, y;
diff --git a/src/newt/classes/com/jogamp/newt/util/applet/VersionApplet3.java b/src/newt/classes/com/jogamp/newt/util/applet/VersionApplet3.java
new file mode 100644
index 000000000..90c8c3572
--- /dev/null
+++ b/src/newt/classes/com/jogamp/newt/util/applet/VersionApplet3.java
@@ -0,0 +1,212 @@
+package com.jogamp.newt.util.applet;
+
+import com.jogamp.plugin.applet.Applet3;
+import com.jogamp.plugin.applet.Applet3Context;
+import com.jogamp.plugin.ui.NativeWindowDownstream;
+import com.jogamp.plugin.ui.NativeWindowUpstream;
+
+import java.util.List;
+import java.util.Locale;
+
+import javax.media.opengl.GLProfile;
+import javax.media.opengl.GL;
+import javax.media.opengl.GLAutoDrawable;
+import javax.media.opengl.GLCapabilities;
+import javax.media.opengl.GLCapabilitiesImmutable;
+import javax.media.opengl.GLDrawableFactory;
+import javax.media.opengl.GLEventListener;
+
+import com.jogamp.common.GlueGenVersion;
+import com.jogamp.common.util.VersionUtil;
+import com.jogamp.newt.NewtFactory;
+import com.jogamp.newt.Window;
+import com.jogamp.newt.opengl.GLWindow;
+import com.jogamp.opengl.JoglVersion;
+
+public class VersionApplet3 implements Applet3 {
+
+    public static void main(String[] args) {
+        VersionApplet3 va = new VersionApplet3();
+
+        final NativeWindowDownstream nwc = va.createNativeWindow(null, new NativeWindowUpstream() {
+            @Override
+            public long getWindowHandle() {
+                return 0;
+            }
+            @Override
+            public int getWidth() {
+                return 64;
+            }
+            @Override
+            public int getHeight() {
+                return 64;
+            }
+            @Override
+            public String getDisplayConnection() {
+                return null; // default
+            }
+            @Override
+            public int getScreenIndex() {
+                return 0; // default
+            }
+            @Override
+            public void notifySurfaceUpdated(NativeWindowDownstream swappedWin) {
+                // NOP
+            }
+
+        });
+        va.init(null);
+        va.start();
+        va.stop();
+        va.destroy();
+        nwc.destroy();
+    }
+
+    GLWindow canvas;
+
+    @Override
+    public NativeWindowDownstream createNativeWindow(final Applet3Context ctx, final NativeWindowUpstream parentWin) {
+        final GLCapabilities caps = new GLCapabilities(GLProfile.getDefault());
+        final Window w = NewtFactory.createWindow(parentWin.getDisplayConnection(), parentWin.getScreenIndex(), parentWin.getWindowHandle(), caps);
+        canvas = GLWindow.create(w);
+        canvas.setSize(parentWin.getWidth(), parentWin.getHeight());
+
+        return new NativeWindowDownstream() {
+            @Override
+            public void setVisible(boolean v) {
+                if( null != canvas ) {
+                    canvas.setVisible(v);
+                }
+            }
+
+            @Override
+            public void setSize(int width, int height) {
+                if( null != canvas ) {
+                    canvas.setSize(width, height);
+                }
+            }
+
+            @Override
+            public void requestFocus() {
+                if( null != canvas ) {
+                    canvas.requestFocus();
+                }
+            }
+
+            @Override
+            public void destroy() {
+                if( null != canvas ) {
+                    canvas.destroy();
+                }
+            }
+
+            @Override
+            public NativeWindowUpstream getParent() {
+                return parentWin;
+            }
+
+            @Override
+            public long getWindowHandle() {
+                if( null != canvas ) {
+                    return canvas.getWindowHandle();
+                } else {
+                    return 0;
+                }
+            }
+
+            @Override
+            public void display() {
+                if( null != canvas ) {
+                    canvas.display();
+                }
+            }
+        };
+    }
+
+    @Override
+    public void init(Applet3Context ctx) {
+        System.err.println("VersionApplet: init() - begin");
+        canvas.addGLEventListener(new GLInfo());
+        System.err.println("VersionApplet: init() - end");
+    }
+
+    @Override
+    public void start() {
+        System.err.println("VersionApplet: start() - begin");
+
+        String s;
+
+        s = VersionUtil.getPlatformInfo().toString();
+        System.err.println(s);
+
+        s = GlueGenVersion.getInstance().toString();
+        System.err.println(s);
+
+        /*
+            s = NativeWindowVersion.getInstance().toString();
+            System.err.println(s);
+        */
+
+        s = JoglVersion.getInstance().toString();
+        System.err.println(s);
+
+        GLDrawableFactory factory = GLDrawableFactory.getFactory(canvas.getGLProfile());
+        List<GLCapabilitiesImmutable> availCaps = factory.getAvailableCapabilities(null);
+        for(int i=0; i<availCaps.size(); i++) {
+            s = availCaps.get(i).toString();
+            System.err.println(s);
+        }
+        canvas.display();
+        System.err.println("VersionApplet: start() - end");
+    }
+
+    @Override
+    public void stop() {
+        System.err.println("VersionApplet: stop() - begin");
+        canvas.setVisible(false);
+        System.err.println("VersionApplet: stop() - end");
+    }
+
+    @Override
+    public void destroy() {
+        System.err.println("VersionApplet: destroy() - start");
+        if(null!=canvas) {
+            canvas.destroy();
+            canvas = null;
+        }
+        System.err.println("VersionApplet: destroy() - end");
+    }
+
+    @Override
+    public String getAppletInfo() {
+        return null;
+    }
+
+    @Override
+    public Locale getLocale() {
+        return null;
+    }
+
+    @Override
+    public String[][] getParameterInfo() {
+        return null;
+    }
+
+    class GLInfo implements GLEventListener {
+        @Override
+        public void init(GLAutoDrawable drawable) {
+            GL gl = drawable.getGL();
+            String s = JoglVersion.getGLInfo(gl, null).toString();
+            System.err.println(s);
+        }
+        @Override
+        public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {
+        }
+        @Override
+        public void display(GLAutoDrawable drawable) {
+        }
+        @Override
+        public void dispose(GLAutoDrawable drawable) {
+        }
+    }
+}