--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/treeVnc/VncCanvas2.java	Tue Feb 21 04:10:12 2012 +0900
@@ -0,0 +1,69 @@
+package treeVnc;
+//
+//  Copyright (C) 2006 Constantin Kaplinsky.  All Rights Reserved.
+//
+//  This is free software; you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation; either version 2 of the License, or
+//  (at your option) any later version.
+//
+//  This software is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this software; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+//  USA.
+//
+
+import java.awt.*;
+import java.io.*;
+
+//
+// VncCanvas2 is a special version of VncCanvas which may use Java 2 API.
+//
+
+class VncCanvas2 extends VncCanvas {
+
+  /**
+	 * 
+	 */
+	private static final long serialVersionUID = 1L;
+
+public VncCanvas2(VncViewer v) throws IOException {
+    super(v);
+    disableFocusTraversalKeys();
+  }
+
+  public VncCanvas2(VncViewer v, int maxWidth_, int maxHeight_)
+    throws IOException {
+
+    super(v, maxWidth_, maxHeight_);
+    disableFocusTraversalKeys();
+  }
+
+  public void paintScaledFrameBuffer(Graphics g) {
+    Graphics2D g2d = (Graphics2D)g;
+    g2d.setRenderingHint(RenderingHints.KEY_RENDERING,
+                         RenderingHints.VALUE_RENDER_QUALITY);
+    g2d.drawImage(memImage, 0, 0, scaledWidth, scaledHeight, null);
+  }
+
+  //
+  // Try to disable focus traversal keys (JVMs 1.4 and higher).
+  //
+
+  private void disableFocusTraversalKeys() {
+    try {
+      Class[] argClasses = { Boolean.TYPE };
+      java.lang.reflect.Method method =
+        getClass().getMethod("setFocusTraversalKeysEnabled", argClasses);
+      Object[] argObjects = { new Boolean(false) };
+      method.invoke(this, argObjects);
+    } catch (Exception e) {}
+  }
+
+}
+