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- //
- // Copyright (C) 2001 HorizonLive.com, Inc. All Rights Reserved.
- // Copyright (C) 2001 Constantin Kaplinsky. All Rights Reserved.
- // Copyright (C) 2000 Tridia Corporation. 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.
- //
- //
- // Options frame.
- //
- // This deals with all the options the user can play with.
- // It sets the encodings array and some booleans.
- //
- import java.awt.*;
- import java.awt.event.*;
- class OptionsFrame extends Frame
- implements WindowListener, ActionListener, ItemListener {
- static String[] names = {
- "Encoding",
- "Compression level",
- "JPEG image quality",
- "Cursor shape updates",
- "Use CopyRect",
- "Restricted colors",
- "Mouse buttons 2 and 3",
- "View only",
- "Share desktop",
- };
- static String[][] values = {
- { "Raw", "RRE", "CoRRE", "Hextile", "Zlib", "Tight" },
- { "Default", "1", "2", "3", "4", "5", "6", "7", "8", "9" },
- { "JPEG off", "0", "1", "2", "3", "4", "5", "6", "7", "8", "9" },
- { "Enable", "Ignore", "Disable" },
- { "Yes", "No" },
- { "Full", "256", "64", "8", "4 (Grey)", "2 (B&W)" },
- { "Normal", "Reversed" },
- { "Yes", "No" },
- { "Yes", "No" },
- };
-
- final int
- encodingIndex = 0,
- compressLevelIndex = 1,
- jpegQualityIndex = 2,
- cursorUpdatesIndex = 3,
- useCopyRectIndex = 4,
- eightBitColorsIndex = 5,
- mouseButtonIndex = 6,
- viewOnlyIndex = 7,
- shareDesktopIndex = 8;
- Label[] labels = new Label[names.length];
- Choice[] choices = new Choice[names.length];
- Button closeButton;
- VncViewer viewer;
- //
- // The actual data which other classes look at:
- //
- int[] encodings = new int[20];
- int nEncodings;
- int compressLevel;
- int jpegQuality;
- int eightBitColors; // sf@2005
- int oldEightBitColors;
- boolean requestCursorUpdates;
- boolean ignoreCursorUpdates;
- boolean reverseMouseButtons2And3;
- boolean shareDesktop;
- boolean viewOnly;
- //
- // Constructor. Set up the labels and choices from the names and values
- // arrays.
- //
- OptionsFrame(VncViewer v) {
- super("Ultr@VNC Options");
- viewer = v;
- GridBagLayout gridbag = new GridBagLayout();
- setLayout(gridbag);
- GridBagConstraints gbc = new GridBagConstraints();
- gbc.fill = GridBagConstraints.BOTH;
- for (int i = 0; i < names.length; i++) {
- labels[i] = new Label(names[i]);
- gbc.gridwidth = 1;
- gridbag.setConstraints(labels[i],gbc);
- add(labels[i]);
- choices[i] = new Choice();
- gbc.gridwidth = GridBagConstraints.REMAINDER;
- gridbag.setConstraints(choices[i],gbc);
- add(choices[i]);
- choices[i].addItemListener(this);
- for (int j = 0; j < values[i].length; j++) {
- choices[i].addItem(values[i][j]);
- }
- }
- closeButton = new Button("Close");
- gbc.gridwidth = GridBagConstraints.REMAINDER;
- gridbag.setConstraints(closeButton, gbc);
- add(closeButton);
- closeButton.addActionListener(this);
- pack();
- addWindowListener(this);
- // Set up defaults
- choices[encodingIndex].select("Tight");
- choices[compressLevelIndex].select("Default");
- choices[jpegQualityIndex].select("6");
- choices[cursorUpdatesIndex].select("Enable");
- choices[useCopyRectIndex].select("Yes");
- choices[eightBitColorsIndex].select("256");
- choices[mouseButtonIndex].select("Normal");
- choices[viewOnlyIndex].select("No");
- choices[shareDesktopIndex].select("Yes");
- // But let them be overridden by parameters
- for (int i = 0; i < names.length; i++) {
- String s = viewer.readParameter(names[i], false);
- if (s != null) {
- for (int j = 0; j < values[i].length; j++) {
- if (s.equalsIgnoreCase(values[i][j])) {
- choices[i].select(j);
- }
- }
- }
- }
- // Make the booleans and encodings array correspond to the state of the GUI
- setEncodings();
- setColorFormat();
- setOtherOptions();
- }
- //
- // Disable the shareDesktop option
- //
- void disableShareDesktop() {
- labels[shareDesktopIndex].setEnabled(false);
- choices[shareDesktopIndex].setEnabled(false);
- }
- //
- // setEncodings looks at the encoding, compression level, JPEG
- // quality level, cursor shape updates and copyRect choices and sets
- // the encodings array appropriately. It also calls the VncViewer's
- // setEncodings method to send a message to the RFB server if
- // necessary.
- //
- void setEncodings() {
- nEncodings = 0;
- if (choices[useCopyRectIndex].getSelectedItem().equals("Yes")) {
- encodings[nEncodings++] = RfbProto.EncodingCopyRect;
- }
- int preferredEncoding = RfbProto.EncodingRaw;
- boolean enableCompressLevel = false;
- if (choices[encodingIndex].getSelectedItem().equals("RRE")) {
- preferredEncoding = RfbProto.EncodingRRE;
- } else if (choices[encodingIndex].getSelectedItem().equals("CoRRE")) {
- preferredEncoding = RfbProto.EncodingCoRRE;
- } else if (choices[encodingIndex].getSelectedItem().equals("Hextile")) {
- preferredEncoding = RfbProto.EncodingHextile;
- } else if (choices[encodingIndex].getSelectedItem().equals("Zlib")) {
- preferredEncoding = RfbProto.EncodingZlib;
- enableCompressLevel = true;
- } else if (choices[encodingIndex].getSelectedItem().equals("Tight")) {
- preferredEncoding = RfbProto.EncodingTight;
- enableCompressLevel = true;
- }
- encodings[nEncodings++] = preferredEncoding;
- if (preferredEncoding != RfbProto.EncodingHextile) {
- encodings[nEncodings++] = RfbProto.EncodingHextile;
- }
- if (preferredEncoding != RfbProto.EncodingTight) {
- encodings[nEncodings++] = RfbProto.EncodingTight;
- }
- if (preferredEncoding != RfbProto.EncodingZlib) {
- encodings[nEncodings++] = RfbProto.EncodingZlib;
- }
- if (preferredEncoding != RfbProto.EncodingCoRRE) {
- encodings[nEncodings++] = RfbProto.EncodingCoRRE;
- }
- if (preferredEncoding != RfbProto.EncodingRRE) {
- encodings[nEncodings++] = RfbProto.EncodingRRE;
- }
- // Handle compression level setting.
- if (enableCompressLevel) {
- labels[compressLevelIndex].setEnabled(true);
- choices[compressLevelIndex].setEnabled(true);
- try {
- compressLevel =
- Integer.parseInt(choices[compressLevelIndex].getSelectedItem());
- }
- catch (NumberFormatException e) {
- compressLevel = -1;
- }
- if (compressLevel >= 1 && compressLevel <= 9) {
- encodings[nEncodings++] =
- RfbProto.EncodingCompressLevel0 + compressLevel;
- } else {
- compressLevel = -1;
- }
- } else {
- labels[compressLevelIndex].setEnabled(false);
- choices[compressLevelIndex].setEnabled(false);
- }
- // Handle JPEG quality setting.
- if (preferredEncoding == RfbProto.EncodingTight && (eightBitColors == 0)) {
- labels[jpegQualityIndex].setEnabled(true);
- choices[jpegQualityIndex].setEnabled(true);
- try {
- jpegQuality =
- Integer.parseInt(choices[jpegQualityIndex].getSelectedItem());
- }
- catch (NumberFormatException e) {
- jpegQuality = -1;
- }
- if (jpegQuality >= 0 && jpegQuality <= 9) {
- encodings[nEncodings++] =
- RfbProto.EncodingQualityLevel0 + jpegQuality;
- } else {
- jpegQuality = -1;
- }
- } else {
- labels[jpegQualityIndex].setEnabled(false);
- choices[jpegQualityIndex].setEnabled(false);
- }
- // Request cursor shape updates if necessary.
- requestCursorUpdates =
- !choices[cursorUpdatesIndex].getSelectedItem().equals("Disable");
- if (requestCursorUpdates) {
- encodings[nEncodings++] = RfbProto.EncodingXCursor;
- encodings[nEncodings++] = RfbProto.EncodingRichCursor;
- ignoreCursorUpdates =
- choices[cursorUpdatesIndex].getSelectedItem().equals("Ignore");
- // marscha - PointerPos
- if (!ignoreCursorUpdates) {
- encodings[nEncodings++] = RfbProto.EncodingPointerPos;
- }
- }
- encodings[nEncodings++] = RfbProto.EncodingLastRect;
- encodings[nEncodings++] = RfbProto.EncodingNewFBSize;
- viewer.setEncodings();
- }
- //
- // setColorFormat sets eightBitColors variable depending on the GUI
- // setting, causing switches between 8-bit and 24-bit colors mode if
- // necessary.
- //
- void setColorFormat() {
- // sf@2005 - Adding more color modes
- if (choices[eightBitColorsIndex].getSelectedItem().equals("Full"))
- eightBitColors = 0;
- else if (choices[eightBitColorsIndex].getSelectedItem().equals("256"))
- eightBitColors = 1;
- else if (choices[eightBitColorsIndex].getSelectedItem().equals("64"))
- eightBitColors = 2;
- else if (choices[eightBitColorsIndex].getSelectedItem().equals("8"))
- eightBitColors = 3;
- else if (choices[eightBitColorsIndex].getSelectedItem().equals("4 (Grey)"))
- eightBitColors = 4;
- else if (choices[eightBitColorsIndex].getSelectedItem().equals("2 (B&W)"))
- eightBitColors = 5;
-
- boolean enableJPEG = (eightBitColors == 0) &&
- choices[encodingIndex].getSelectedItem().equals("Tight");
- labels[jpegQualityIndex].setEnabled(enableJPEG);
- choices[jpegQualityIndex].setEnabled(enableJPEG);
- }
- //
- // setOtherOptions looks at the "other" choices (ones which don't set the
- // encoding or the color format) and sets the boolean flags appropriately.
- //
- void setOtherOptions() {
- reverseMouseButtons2And3
- = choices[mouseButtonIndex].getSelectedItem().equals("Reversed");
- viewOnly
- = choices[viewOnlyIndex].getSelectedItem().equals("Yes");
- if (viewer.vc != null)
- viewer.vc.enableInput(!viewOnly);
- shareDesktop
- = choices[shareDesktopIndex].getSelectedItem().equals("Yes");
- }
- //
- // Respond to actions on Choice controls
- //
- public void itemStateChanged(ItemEvent evt) {
- Object source = evt.getSource();
- if (source == choices[encodingIndex] ||
- source == choices[compressLevelIndex] ||
- source == choices[jpegQualityIndex] ||
- source == choices[cursorUpdatesIndex] ||
- source == choices[useCopyRectIndex]) {
- setEncodings();
- } else if (source == choices[eightBitColorsIndex]) {
- setColorFormat();
- } else if (source == choices[mouseButtonIndex] ||
- source == choices[shareDesktopIndex] ||
- source == choices[viewOnlyIndex]) {
- setOtherOptions();
- }
- }
- //
- // Respond to button press
- //
- public void actionPerformed(ActionEvent evt) {
- if (evt.getSource() == closeButton)
- setVisible(false);
- }
- //
- // Respond to window events
- //
- public void windowClosing(WindowEvent evt) {
- setVisible(false);
- }
- public void windowActivated(WindowEvent evt) {}
- public void windowDeactivated(WindowEvent evt) {}
- public void windowOpened(WindowEvent evt) {}
- public void windowClosed(WindowEvent evt) {}
- public void windowIconified(WindowEvent evt) {}
- public void windowDeiconified(WindowEvent evt) {}
- }
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