--- /dev/null
+//
+// Copyright (C) 2001,2002 HorizonLive.com, Inc. All Rights Reserved.
+// Copyright (C) 1999 AT&T Laboratories Cambridge. 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.
+//
+
+//
+// ButtonPanel class implements panel with four buttons in the
+// VNCViewer desktop window.
+//
+
+import java.awt.*;
+import java.awt.event.*;
+import java.io.*;
+
+class ButtonPanel extends Panel implements ActionListener, ItemListener {
+
+ VncViewer viewer;
+ Button disconnectButton;
+ Button optionsButton;
+ Button recordButton;
+ Button clipboardButton;
+ Button ctrlAltDelButton;
+ Button refreshButton;
+ Checkbox altCheckbox;
+ Checkbox ctrlCheckbox;
+
+ ButtonPanel(VncViewer v) {
+ viewer = v;
+
+ setLayout(new FlowLayout(FlowLayout.LEFT, 0, 0));
+ disconnectButton = new Button("Disconnect");
+ disconnectButton.setEnabled(false);
+ add(disconnectButton);
+ disconnectButton.addActionListener(this);
+ optionsButton = new Button("Options");
+ add(optionsButton);
+ optionsButton.addActionListener(this);
+ clipboardButton = new Button("Clipboard");
+ clipboardButton.setEnabled(false);
+ add(clipboardButton);
+ clipboardButton.addActionListener(this);
+ if (viewer.rec != null) {
+ recordButton = new Button("Record");
+ add(recordButton);
+ recordButton.addActionListener(this);
+ }
+ ctrlAltDelButton = new Button("Send Ctrl-Alt-Del");
+ ctrlAltDelButton.setEnabled(false);
+ add(ctrlAltDelButton);
+ ctrlAltDelButton.addActionListener(this);
+ refreshButton = new Button("Refresh");
+ refreshButton.setEnabled(false);
+ add(refreshButton);
+ refreshButton.addActionListener(this);
+
+ altCheckbox = new Checkbox("Alt");
+ altCheckbox.setEnabled(false);
+ add(altCheckbox);
+ altCheckbox.addItemListener(this);
+ ctrlCheckbox = new Checkbox("Control");
+ ctrlCheckbox.setEnabled(false);
+ add(ctrlCheckbox);
+ ctrlCheckbox.addItemListener(this);
+ }
+
+ //
+ // Enable buttons on successful connection.
+ //
+
+ public void enableButtons() {
+ disconnectButton.setEnabled(true);
+ clipboardButton.setEnabled(true);
+ refreshButton.setEnabled(true);
+ }
+
+ //
+ // Disable all buttons on disconnect.
+ //
+
+ public void disableButtonsOnDisconnect() {
+ remove(disconnectButton);
+ disconnectButton = new Button("Hide desktop");
+ disconnectButton.setEnabled(true);
+ add(disconnectButton, 0);
+ disconnectButton.addActionListener(this);
+
+ optionsButton.setEnabled(false);
+ clipboardButton.setEnabled(false);
+ ctrlAltDelButton.setEnabled(false);
+ refreshButton.setEnabled(false);
+
+ validate();
+ }
+
+ //
+ // Enable/disable controls that should not be available in view-only
+ // mode.
+ //
+
+ public void enableRemoteAccessControls(boolean enable) {
+ ctrlAltDelButton.setEnabled(enable);
+ ctrlCheckbox.setEnabled(enable);
+ altCheckbox.setEnabled(enable);
+ }
+
+ //
+ // Event processing.
+ //
+
+ public void actionPerformed(ActionEvent evt) {
+
+ viewer.moveFocusToDesktop();
+
+ if (evt.getSource() == disconnectButton) {
+ viewer.disconnect();
+
+ } else if (evt.getSource() == optionsButton) {
+ viewer.options.setVisible(!viewer.options.isVisible());
+
+ } else if (evt.getSource() == recordButton) {
+ viewer.rec.setVisible(!viewer.rec.isVisible());
+
+ } else if (evt.getSource() == clipboardButton) {
+ viewer.clipboard.setVisible(!viewer.clipboard.isVisible());
+
+ } else if (evt.getSource() == ctrlAltDelButton) {
+ try {
+ final int modifiers = InputEvent.CTRL_MASK | InputEvent.ALT_MASK;
+
+ KeyEvent ctrlAltDelEvent =
+ new KeyEvent(this, KeyEvent.KEY_PRESSED, 0, modifiers, 127);
+ viewer.rfb.writeKeyEvent(ctrlAltDelEvent);
+
+ ctrlAltDelEvent =
+ new KeyEvent(this, KeyEvent.KEY_RELEASED, 0, modifiers, 127);
+ viewer.rfb.writeKeyEvent(ctrlAltDelEvent);
+
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ } else if (evt.getSource() == refreshButton) {
+ try {
+ RfbProto rfb = viewer.rfb;
+ rfb.writeFramebufferUpdateRequest(0, 0, rfb.framebufferWidth,
+ rfb.framebufferHeight, false);
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ }
+ }
+ public void itemStateChanged(ItemEvent evt) {
+ viewer.moveFocusToDesktop();
+ int state = evt.getStateChange();
+ int extraModifiers = 0;
+ if (altCheckbox.getState()) { extraModifiers |= InputEvent.ALT_MASK; }
+ if (ctrlCheckbox.getState()) { extraModifiers |= InputEvent.CTRL_MASK; }
+ viewer.vc.extraModifiers = extraModifiers;
+ }
+}
+