diff options
Diffstat (limited to 'java/src/com/tigervnc/vncviewer/ButtonPanel.java')
| -rw-r--r-- | java/src/com/tigervnc/vncviewer/ButtonPanel.java | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/java/src/com/tigervnc/vncviewer/ButtonPanel.java b/java/src/com/tigervnc/vncviewer/ButtonPanel.java new file mode 100644 index 00000000..985a9c2a --- /dev/null +++ b/java/src/com/tigervnc/vncviewer/ButtonPanel.java @@ -0,0 +1,222 @@ +// +// 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. +// + +package com.tightvnc.vncviewer; + +import java.awt.*; +import java.awt.event.*; +import java.io.*; + +class ButtonPanel extends Panel implements ActionListener { + + VncViewer viewer; + Button disconnectButton; + Button optionsButton; + Button recordButton; + Button clipboardButton; + Button ctrlAltDelButton; + Button refreshButton; + Button selectButton; + Button videoFreezeButton; + + final String enableVideoFreezeLabel = "Ignore Video"; + final String disableVideoFreezeLabel = "Enable Video"; + final String selectEnterLabel = "Select Video Area"; + final String selectLeaveLabel = "Hide Selection"; + + 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); + } + + /** + * Add video selection button to the ButtonPanel. + */ + public void addSelectButton() { + selectButton = new Button(selectEnterLabel); + selectButton.setEnabled(false); + add(selectButton); + selectButton.addActionListener(this); + } + + /** + * Add video ignore button to the ButtonPanel. + */ + public void addVideoFreezeButton() { + videoFreezeButton = new Button(enableVideoFreezeLabel); + add(videoFreezeButton); + videoFreezeButton.addActionListener(this); + } + + // + // Enable buttons on successful connection. + // + + public void enableButtons() { + disconnectButton.setEnabled(true); + clipboardButton.setEnabled(true); + refreshButton.setEnabled(true); + if (selectButton != null) { + selectButton.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); + if (selectButton != null) { + selectButton.setEnabled(false); + } + } + + // + // Enable/disable controls that should not be available in view-only + // mode. + // + + public void enableRemoteAccessControls(boolean enable) { + ctrlAltDelButton.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() == videoFreezeButton) { + + // + // Send video freeze message to server and change caption of button + // + + // + // TODO: Move this code to another place. + // + + boolean sendOk = true; + boolean currentFreezeState = + videoFreezeButton.getLabel().equals(disableVideoFreezeLabel); + try { + viewer.rfb.trySendVideoFreeze(!currentFreezeState); + } catch (IOException ex) { + sendOk = false; + ex.printStackTrace(); + } + if (sendOk) { + if (!currentFreezeState) { + videoFreezeButton.setLabel(disableVideoFreezeLabel); + } else { + videoFreezeButton.setLabel(enableVideoFreezeLabel); + } + } + } 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(); + } + } else if (selectButton != null && evt.getSource() == selectButton) { + if (viewer.vc != null) { + boolean isSelecting = viewer.vc.isInSelectionMode(); + if (!isSelecting) { + selectButton.setLabel(selectLeaveLabel); + viewer.vc.enableSelection(true); + } else { + selectButton.setLabel(selectEnterLabel); + viewer.vc.enableSelection(false); + } + } + } + } +} + |