2 // Copyright (C) 2006 Constantin Kaplinsky. All Rights Reserved.
4 // This is free software; you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation; either version 2 of the License, or
7 // (at your option) any later version.
9 // This software is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with this software; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
24 // VncCanvas2 is a special version of VncCanvas which may use Java 2 API.
27 class VncCanvas2 extends VncCanvas {
29 public VncCanvas2(VncViewer v) throws IOException {
31 disableFocusTraversalKeys();
34 public VncCanvas2(VncViewer v, int maxWidth_, int maxHeight_)
37 super(v, maxWidth_, maxHeight_);
38 disableFocusTraversalKeys();
41 public void paintScaledFrameBuffer(Graphics g) {
42 Graphics2D g2d = (Graphics2D)g;
43 g2d.setRenderingHint(RenderingHints.KEY_RENDERING,
44 RenderingHints.VALUE_RENDER_QUALITY);
45 g2d.drawImage(memImage, 0, 0, scaledWidth, scaledHeight, null);
49 // Try to disable focus traversal keys (JVMs 1.4 and higher).
52 private void disableFocusTraversalKeys() {
54 Class[] argClasses = { Boolean.TYPE };
55 java.lang.reflect.Method method =
56 getClass().getMethod("setFocusTraversalKeysEnabled", argClasses);
57 Object[] argObjects = { new Boolean(false) };
58 method.invoke(this, argObjects);
59 } catch (Exception e) {}