Mercurial > hg > Members > riono > TreeVNC_ja_comment
annotate src/viewer_swing/java/com/glavsoft/viewer/Viewer.java @ 513:b97fdcd337fe
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Wed, 20 Feb 2019 23:04:41 +0900 |
parents | 16f9b37ef43b |
children | 887ebd993b3d |
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1 // Copyright (C) 2010, 2011, 2012, 2013 GlavSoft LLC. |
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2 // All rights reserved. |
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3 // |
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4 //------------------------------------------------------------------------- |
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5 // This file is part of the TightVNC software. Please visit our Web site: |
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6 // |
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7 // http://www.tightvnc.com/ |
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8 // |
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9 // This program is free software; you can redistribute it and/or modify |
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10 // it under the terms of the GNU General Public License as published by |
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11 // the Free Software Foundation; either version 2 of the License, or |
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12 // (at your option) any later version. |
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13 // |
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14 // This program is distributed in the hope that it will be useful, |
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15 // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 // GNU General Public License for more details. |
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18 // |
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19 // You should have received a copy of the GNU General Public License along |
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20 // with this program; if not, write to the Free Software Foundation, Inc., |
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21 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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22 //------------------------------------------------------------------------- |
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23 // |
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24 |
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25 package com.glavsoft.viewer; |
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26 |
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27 import com.glavsoft.rfb.protocol.ProtocolSettings; |
383 | 28 import com.glavsoft.transport.Reader; |
29 import com.glavsoft.transport.Writer; | |
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30 import com.glavsoft.viewer.cli.Parser; |
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31 import com.glavsoft.viewer.swing.ConnectionParams; |
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32 import com.glavsoft.viewer.swing.ParametersHandler; |
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33 import com.glavsoft.viewer.swing.SwingViewerWindow; |
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34 import jp.ac.u_ryukyu.treevnc.CreateConnectionParam; |
513 | 35 import jp.ac.u_ryukyu.treevnc.FindRoot; |
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36 import jp.ac.u_ryukyu.treevnc.TreeRFBProto; |
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37 |
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38 import javax.swing.*; |
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39 import java.awt.*; |
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40 import java.awt.event.WindowEvent; |
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41 import java.awt.event.WindowListener; |
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42 import java.io.IOException; |
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43 import java.io.InputStream; |
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44 import java.lang.reflect.Field; |
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45 import java.net.Socket; |
301 | 46 import java.util.ArrayList; |
458 | 47 import java.util.Comparator; |
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48 import java.util.jar.Attributes; |
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49 import java.util.jar.Manifest; |
448
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50 import java.util.logging.ConsoleHandler; |
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51 import java.util.logging.Handler; |
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52 import java.util.logging.Level; |
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53 import java.util.logging.Logger; |
32 | 54 |
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55 @SuppressWarnings("serial") |
179 | 56 public class Viewer extends JApplet implements Runnable, WindowListener , ViewerInterface { |
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57 |
224 | 58 private Logger logger; |
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59 public int paramsMask; |
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60 public boolean allowAppletInteractiveConnections; |
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61 |
60 | 62 public final ConnectionParams connectionParams; |
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63 public String passwordFromParams; |
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64 public boolean isSeparateFrame = true; |
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65 public boolean isApplet = true; |
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66 public final ProtocolSettings settings; |
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67 public UiSettings uiSettings; |
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68 private volatile boolean isAppletStopped = false; |
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69 private ConnectionPresenter connectionPresenter; |
65 | 70 boolean isTreeVNC = false; |
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71 public TreeRFBProto myRfb; |
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72 public boolean noConnection; |
175 | 73 public int vncport = ConnectionParams.DEFAULT_RFB_PORT; |
74 private int fbWidth; | |
224 | 75 private boolean showTree = false; |
225 | 76 public int width; |
77 public int height; | |
257 | 78 public int fixingSizeWidth; |
79 public int fixingSizeHeight; | |
512 | 80 private boolean useMulticast; |
139 | 81 |
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82 public static void main(String[] args) { |
224 | 83 Parser parser = new Parser(); |
84 ParametersHandler.completeParserOptions(parser); | |
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85 |
224 | 86 parser.parse(args); |
87 if (parser.isSet(ParametersHandler.ARG_HELP)) { | |
88 printUsage(parser.optionsUsage()); | |
89 System.exit(0); | |
90 } | |
91 Viewer viewer = new Viewer(parser); | |
92 SwingUtilities.invokeLater(viewer); | |
93 } | |
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94 |
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95 public static void printUsage(String additional) { |
224 | 96 System.out.println("Usage: java -jar (progfilename) [hostname [port_number]] [Options]Â¥n" + |
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97 " or¥n" + |
224 | 98 " java -jar (progfilename) [Options]Â¥n" + |
99 " or¥n java -jar (progfilename) -help¥n to view this help¥n¥n" + | |
100 "Where Options are:Â¥n" + additional + | |
101 "¥nOptions format: -optionName=optionValue. Ex. -host=localhost -port=5900 -viewonly=yes¥n" + | |
102 "Both option name and option value are case insensitive."); | |
103 } | |
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104 |
224 | 105 public Viewer() { |
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106 logger = Logger.getLogger(getClass().getName()); |
224 | 107 connectionParams = new ConnectionParams(); |
108 settings = ProtocolSettings.getDefaultSettings(); | |
109 uiSettings = new UiSettings(); | |
110 } | |
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111 |
224 | 112 private Viewer(Parser parser) { |
113 this(); | |
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114 setLoggingLevel(parser.isSet(ParametersHandler.ARG_VERBOSE) ? Level.FINE : |
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115 parser.isSet(ParametersHandler.ARG_VERBOSE_MORE) ? Level.FINER : |
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116 Level.INFO); |
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117 |
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118 paramsMask = ParametersHandler.completeSettingsFromCLI(parser, connectionParams, settings, uiSettings); |
224 | 119 passwordFromParams = parser.getValueFor(ParametersHandler.ARG_PASSWORD); |
120 logger.info("TightVNC Viewer version " + ver()); | |
121 isApplet = false; | |
122 } | |
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123 |
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124 private void setLoggingLevel(Level levelToSet) { |
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125 final Logger appLogger = Logger.getLogger("com.glavsoft"); |
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126 appLogger.setLevel(levelToSet); |
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127 ConsoleHandler ch = null; |
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128 for (Handler h : appLogger.getHandlers()) { |
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129 if (h instanceof ConsoleHandler) { |
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130 ch = (ConsoleHandler) h; |
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131 break; |
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132 } |
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133 } |
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134 if (null == ch) { |
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135 ch = new ConsoleHandler(); |
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136 appLogger.addHandler(ch); |
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137 } |
224 | 138 // ch.setFormatter(new SimpleFormatter()); |
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139 ch.setLevel(levelToSet); |
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140 } |
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141 |
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142 |
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143 @Override |
224 | 144 public void windowClosing(WindowEvent e) { |
145 if (e != null && e.getComponent() != null) { | |
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146 final Window w = e.getWindow(); |
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147 if (w != null) { |
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148 w.setVisible(false); |
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149 w.dispose(); |
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150 } |
224 | 151 } |
152 closeApp(); | |
153 } | |
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154 |
224 | 155 /** |
156 * Closes App(lication) or stops App(let). | |
157 */ | |
57
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158 public void closeApp() { |
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159 if (connectionPresenter != null) { |
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160 connectionPresenter.cancelConnection(); |
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161 logger.info("Connections cancelled."); |
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162 } |
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163 if (isApplet) { |
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164 if ( ! isAppletStopped) { |
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165 logger.severe("Applet is stopped."); |
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166 isAppletStopped = true; |
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167 repaint(); |
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168 stop(); |
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169 } |
224 | 170 } else { |
171 System.exit(0); | |
172 } | |
173 } | |
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174 |
224 | 175 @Override |
176 public void paint(Graphics g) { | |
177 if ( ! isAppletStopped) { | |
178 super.paint(g); | |
179 } else { | |
180 getContentPane().removeAll(); | |
181 g.clearRect(0, 0, getWidth(), getHeight()); | |
182 g.drawString("Disconnected", 10, 20); | |
183 } | |
184 } | |
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185 |
224 | 186 @Override |
187 public void destroy() { | |
188 closeApp(); | |
189 super.destroy(); | |
190 } | |
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191 |
224 | 192 @Override |
193 public void init() { | |
194 paramsMask = ParametersHandler.completeSettingsFromApplet(this, connectionParams, settings, uiSettings); | |
195 isSeparateFrame = ParametersHandler.isSeparateFrame; | |
196 passwordFromParams = getParameter(ParametersHandler.ARG_PASSWORD); | |
197 isApplet = true; | |
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198 allowAppletInteractiveConnections = ParametersHandler.allowAppletInteractiveConnections; |
224 | 199 repaint(); |
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200 |
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201 try { |
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202 SwingUtilities.invokeAndWait(this); |
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203 } catch (Exception e) { |
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204 logger.severe(e.getMessage()); |
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205 } |
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206 } |
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207 |
224 | 208 @Override |
209 public void start() { | |
210 super.start(); | |
211 } | |
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212 |
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213 public boolean checkJsch() { |
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214 try { |
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215 Class.forName("com.jcraft.jsch.JSch"); |
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216 return true; |
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217 } catch (ClassNotFoundException e) { |
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218 return false; |
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219 } |
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220 } |
224 | 221 |
85 | 222 public void setNoConnection(boolean c){ |
224 | 223 noConnection = c; |
85 | 224 } |
224 | 225 |
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226 @Override |
224 | 227 public void run() { |
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228 final boolean hasJsch = checkJsch(); |
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229 final boolean allowInteractive = allowAppletInteractiveConnections || ! isApplet; |
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230 connectionPresenter = new ConnectionPresenter(hasJsch, allowInteractive); |
512 | 231 connectionPresenter.setMulticast(useMulticast); |
488 | 232 connectionPresenter.setReconnectingId(myRfb.getId()); |
85 | 233 connectionPresenter.setNoConnection(noConnection); |
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234 connectionPresenter.addModel("ConnectionParamsModel", connectionParams); |
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235 connectionPresenter.startVNCConnection(this, false, null, null); |
224 | 236 } |
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237 |
224 | 238 @Override |
370 | 239 public ConnectionPresenter getConnectionPresenter() { |
240 return connectionPresenter; | |
363 | 241 } |
242 | |
243 @Override | |
370 | 244 public void setConnectionPresenter(ConnectionPresenter connectionPresenter) { |
245 this.connectionPresenter = connectionPresenter; | |
369 | 246 } |
247 | |
248 @Override | |
224 | 249 public void windowOpened(WindowEvent e) { /* nop */ } |
250 @Override | |
251 public void windowClosed(WindowEvent e) { /* nop */ } | |
252 @Override | |
253 public void windowIconified(WindowEvent e) { /* nop */ } | |
254 @Override | |
255 public void windowDeiconified(WindowEvent e) { /* nop */ } | |
256 @Override | |
257 public void windowActivated(WindowEvent e) { /* nop */ } | |
258 @Override | |
259 public void windowDeactivated(WindowEvent e) { /* nop */ } | |
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260 |
224 | 261 public static String ver() { |
262 final InputStream mfStream = Viewer.class.getClassLoader().getResourceAsStream( | |
263 "META-INF/MANIFEST.MF"); | |
264 if (null == mfStream) { | |
265 System.out.println("No Manifest file found."); | |
266 return "-1"; | |
267 } | |
268 try { | |
269 Manifest mf = new Manifest(); | |
270 mf.read(mfStream); | |
271 Attributes atts = mf.getMainAttributes(); | |
272 return atts.getValue(Attributes.Name.IMPLEMENTATION_VERSION); | |
273 } catch (IOException e) { | |
274 return "-2"; | |
275 } | |
276 } | |
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277 |
59 | 278 |
224 | 279 public void setSocket(Socket soc) { |
280 connectionParams.setConnectionParam(soc.getInetAddress().getHostAddress(),soc.getPort()); | |
281 } | |
59 | 282 |
224 | 283 public void setOpenPort(int parseInt) { |
284 } | |
59 | 285 |
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286 public void setTerminationType(boolean b) { |
224 | 287 myRfb.setTerminationType(b); |
288 } | |
289 | |
290 /** | |
174 | 291 * Start client with new parent (including reconnection) |
292 * @param port | |
293 * @param hostname | |
294 * @throws IOException | |
295 */ | |
224 | 296 @Override |
334 | 297 public void connectToParenet(int port, String hostname) throws IOException { |
328
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298 setTerminationType(false); |
174 | 299 closeApp(); |
179 | 300 connectionParams.setConnectionParam(hostname, port); |
174 | 301 run(); |
302 } | |
224 | 303 |
304 public void setIsTreeVNC(boolean flag) { | |
305 isTreeVNC = flag; | |
306 } | |
65 | 307 |
224 | 308 public TreeRFBProto getRfb() { |
309 return myRfb; | |
310 } | |
311 | |
312 public boolean getCuiVersion() { | |
313 return myRfb.getCuiVersion(); | |
314 } | |
315 public void setCuiVersion(boolean flag) { | |
316 myRfb.setCuiVersion(flag); | |
317 } | |
318 | |
377 | 319 public void setVncport(int vncport) { |
320 this.vncport = vncport; | |
321 } | |
322 | |
175 | 323 /** |
324 * start new VNC server receiver with | |
325 * inherited clients | |
326 * @param hostName | |
369 | 327 * @param newVNCServerId |
428
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328 * @param x |
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329 * @param y |
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330 * @param width |
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331 * @param height |
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332 * @param scale |
175 | 333 */ |
176 | 334 @Override |
428
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335 public void inhelitClients(String hostName, short newVNCServerId, int x, int y, int width, int height, int scale) { |
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336 final ConnectionPresenter connectionPresenter = createNewConnectionPresenter(hostName, newVNCServerId, x, y, width, height, scale); |
383 | 337 isApplet = true; |
338 this.setNoConnection(false); | |
339 final Viewer v = this; | |
340 new Thread(new Runnable() { | |
341 @Override | |
342 public void run() { | |
395
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343 connectionPresenter.startVNCConnection(v, false, null, null); |
383 | 344 } |
345 }, "ServerChangeThread").start(); | |
346 } | |
347 | |
428
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348 public void changeToDirectConnectedServer(String hostName, Reader is, Writer os, int x, int y, int width, int height, int scale) { |
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349 final ConnectionPresenter connectionPresenter = createNewConnectionPresenter(hostName, (short) -1, x, y, width, height, scale); |
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350 connectionPresenter.startVNCConnection(this, true, is, os); |
441 | 351 } |
383 | 352 |
512 | 353 @Override |
354 public void setUseMulticast(boolean useMulticast) { | |
355 this.useMulticast = useMulticast; | |
356 } | |
357 | |
358 @Override | |
359 public boolean getUseMulticast() { | |
360 return useMulticast; | |
361 } | |
362 | |
428
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363 private ConnectionPresenter createNewConnectionPresenter(String hostName, short newVNCServerId, int x, int y, int width, int height, int scale) { |
368
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364 final boolean hasJsch = checkJsch(); |
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365 final boolean allowInteractive = allowAppletInteractiveConnections || ! isApplet; |
506 | 366 final ConnectionPresenter connectionPresenter1 = new ConnectionPresenter(hasJsch, allowInteractive); |
368
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367 ConnectionParams connectionParams = new ConnectionParams(); |
179 | 368 connectionParams.setConnectionParam(hostName, vncport); |
506 | 369 connectionPresenter1.addModel("ConnectionParamsModel", connectionParams); |
370 connectionPresenter1.setConnectionParams(connectionParams); | |
371 connectionPresenter1.setReconnectingId(newVNCServerId); | |
372 connectionPresenter1.setIsTreeVNC(true); | |
373 connectionPresenter1.setNoConnection(false); | |
374 connectionPresenter1.setX(x); | |
375 connectionPresenter1.setY(y); | |
376 connectionPresenter1.setSingleWidth(width); | |
377 connectionPresenter1.setSingleHeight(height); | |
378 connectionPresenter1.setRetinaScale(scale); | |
379 connectionPresenter1.setMulticast(connectionPresenter.isUseMulticast()); | |
460 | 380 // System.out.println("Sarver change accepted from id :" + newVNCServerId); |
513 | 381 return connectionPresenter1; |
174 | 382 } |
383 | |
343 | 384 /** |
385 * start TreeVNC viewer | |
386 */ | |
379 | 387 public void startTreeViewer(String hostName, boolean cui, boolean addSerialNum) { |
343 | 388 TreeRFBProto rfb = new TreeRFBProto(false, this); |
389 rfb.setCuiVersion(cui); | |
379 | 390 rfb.setAddSerialNum(addSerialNum); |
343 | 391 rfb.setHasViewer(true); |
392 rfb.createConnectionAndStart(this); | |
393 CreateConnectionParam cp = new CreateConnectionParam(rfb); | |
394 if (hostName!=null) { | |
395 cp.setHostName(hostName); | |
396 } else { | |
397 cp.findTreeVncRoot(); | |
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398 // selected "Start Display Mode" or "Start as TreeVNC Root" for start selection panel |
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399 if (cp.isDisplayMode() || cp.isRootMode()) { |
400
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400 myRfb = rfb; |
402
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401 myRfb.setIsTreeManager(true); |
399
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402 return; |
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403 } |
343 | 404 } |
488 | 405 |
406 if (rfb.isTreeManager()) { | |
407 rfb.setId((short) rfb.getNewNodeId()); | |
408 } | |
343 | 409 cp.sendWhereToConnect(this); |
410 isTreeVNC = true; | |
411 myRfb = rfb; | |
412 settings.setViewOnly(true); // too avoid unnecessary upward traffic | |
413 rfb.getAcceptThread().waitForShutdown(); | |
414 } | |
415 | |
455
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416 public void proxyStart(String[] argv, String hostName, int width, int height, boolean showTree, boolean checkDelay, boolean addSerialNum, boolean fixingSize, boolean filterSingleDisplay, boolean hasViewer) { |
224 | 417 fbWidth = width; |
418 this.showTree = showTree; | |
175 | 419 Parser parser = new Parser(); |
420 ParametersHandler.completeParserOptions(parser); | |
421 if (fbWidth == 0) | |
422 parser.parse(argv); | |
423 if (parser.isSet(ParametersHandler.ARG_HELP)) { | |
424 printUsage(parser.optionsUsage()); | |
425 System.exit(0); | |
426 } | |
402
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427 |
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428 // myRfb is null if use command line option "-d" "-p" |
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429 // myRfb not null if use start panel |
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430 if (myRfb == null) { |
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431 myRfb = new TreeRFBProto(true, this); |
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432 } |
455
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433 myRfb.setCuiVersion(!hasViewer); |
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434 myRfb.setHasViewer(hasViewer); |
402
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435 myRfb.setShowTree(showTree); |
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436 myRfb.setCheckDelay(checkDelay); |
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437 myRfb.setAddSerialNum(addSerialNum); |
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438 myRfb.setFixingSize(fixingSize); |
266 | 439 if(fixingSize) { |
402
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440 myRfb.fixingSizeWidth = fixingSizeWidth; |
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441 myRfb.fixingSizeHeight = fixingSizeHeight; |
266 | 442 } |
402
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443 if (myRfb.getAcceptThread() == null) { |
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444 myRfb.createConnectionAndStart(this); |
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445 } else { |
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446 myRfb.startTreeRootFindThread(); |
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447 } |
513 | 448 myRfb.setFindRoot(); |
179 | 449 setIsTreeVNC(true); |
377 | 450 if (hostName == null) { |
451 hostName = "localhost"; | |
452 } | |
453 connectionParams.setConnectionParam(hostName, vncport); | |
179 | 454 isApplet = true; |
449
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455 settings.setViewOnly(true); // to avoid unnecessary upward traffic |
179 | 456 run(); |
457 } | |
458 | |
207 | 459 public void initRoot(TreeRFBProto myRfbProto, String hostName) { |
179 | 460 setIsTreeVNC(true); |
461 connectionParams.setConnectionParam(hostName, vncport); | |
462 isApplet = true; | |
463 myRfbProto.createConnectionAndStart(this); | |
464 run(); | |
175 | 465 } |
224 | 466 |
192 | 467 @Override |
468 public void setVisible(boolean b) { | |
366 | 469 if(connectionPresenter == null) return; |
224 | 470 SwingViewerWindow v = connectionPresenter.getViewer(); |
471 if (v != null) | |
472 v.setVisible(b); | |
192 | 473 } |
188 | 474 |
224 | 475 @Override |
476 public Socket getVNCSocket() { | |
477 return connectionPresenter.getSocket(); | |
478 } | |
202 | 479 |
204
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480 @Override |
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481 public boolean getShowTree() { |
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482 return showTree; |
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483 } |
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484 |
225 | 485 @Override |
486 public void setWidth(int w) { | |
487 width = w; | |
488 } | |
489 | |
490 @Override | |
491 public void setHeight(int h) { | |
492 height = h; | |
493 } | |
494 | |
257 | 495 @Override |
496 public void setFixingSize(int width, int height) { | |
497 this.fixingSizeWidth = width; | |
498 this.fixingSizeHeight = height; | |
499 } | |
301 | 500 |
501 @Override | |
458 | 502 public ArrayList<FbRectangle> getScreenRectangles() { |
314 | 503 // New screen server has one or more screens. |
504 // Screens are numbered in the order from left. | |
505 // put screens in an ArrayList. | |
301 | 506 ArrayList<Rectangle> rectangles = new ArrayList<Rectangle>(); |
507 GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); | |
508 GraphicsDevice[] gs = ge.getScreenDevices(); | |
417
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509 |
314 | 510 for (GraphicsDevice gd : gs) { |
456
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511 int screenNumber = 0; |
314 | 512 for (GraphicsConfiguration r : gd.getConfigurations()) { |
448
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513 Rectangle rect = r.getBounds(); |
456
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514 //System.out.println("screen "+ screenNumber +":"+rect); |
448
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515 rectangles.add(rect); |
456
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516 screenNumber++; |
301 | 517 } |
518 } | |
458 | 519 Point offset = getScreenOffset(rectangles); |
520 ArrayList<FbRectangle> fbRectangles = new ArrayList<FbRectangle>(); | |
521 int screenNumber = 0; | |
522 for (Rectangle rect : rectangles) { | |
461
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523 FbRectangle fbrect = new FbRectangle(rect.x, rect.y, rect.width, rect.height, screenNumber, retinaScale(screenNumber)); |
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524 fbrect.setXfb(rect.x + offset.x); |
466 | 525 fbrect.setYfb(rect.y + offset.y); |
461
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526 fbRectangles.add(fbrect); |
458 | 527 screenNumber++; |
528 } | |
459 | 529 |
458 | 530 fbRectangles.sort(new Comparator<FbRectangle>() { |
531 @Override | |
532 public int compare(FbRectangle t0, FbRectangle t1) { | |
533 return t0.getX() < t1.getX() ? -1 : t0.getX() == t1.getX() ? 0 : 1; | |
534 } | |
535 }); | |
536 | |
537 int retinaOffsetX = 0; | |
538 FbRectangle fbRectanglesPrev = fbRectangles.get(0); | |
539 for (int i = 1; i < fbRectangles.size(); i++) { | |
540 FbRectangle fbRect = fbRectangles.get(i); | |
541 if (fbRectanglesPrev.getRetinaScale() != 1) { | |
469 | 542 if (fbRectanglesPrev.x + fbRectanglesPrev.width <= fbRect.x) { |
458 | 543 // previous screen is touch with this screen, fix retina scale offset |
544 retinaOffsetX += fbRectanglesPrev.getWidth() * (fbRectanglesPrev.retinaScale - 1); | |
545 } | |
546 } | |
461
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547 fbRect.setXfb((int) (fbRect.getXfb() + retinaOffsetX)); |
458 | 548 fbRectanglesPrev = fbRect; |
549 } | |
550 | |
459 | 551 fbRectangles.sort(new Comparator<FbRectangle>() { |
552 @Override | |
553 public int compare(FbRectangle t0, FbRectangle t1) { | |
554 return t0.getY() < t1.getY() ? -1 : t0.getY() == t1.getY() ? 0 : 1; | |
555 } | |
556 }); | |
557 | |
458 | 558 int retinaOffsetY = 0; |
559 fbRectanglesPrev = fbRectangles.get(0); | |
560 for (int i = 1; i < fbRectangles.size(); i++) { | |
561 FbRectangle fbRect = fbRectangles.get(i); | |
562 if (fbRectanglesPrev.getRetinaScale() != 1) { | |
469 | 563 if (fbRectanglesPrev.y + fbRectanglesPrev.height <= fbRect.y) { |
458 | 564 // previous screen is touch with this screen, fix retina scale offset |
565 retinaOffsetY += fbRectanglesPrev.getHeight() * (fbRectanglesPrev.retinaScale - 1); | |
566 } | |
567 } | |
461
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568 fbRect.setYfb((int) (fbRect.getYfb() + retinaOffsetY)); |
458 | 569 fbRectanglesPrev = fbRect; |
570 } | |
571 return fbRectangles; | |
301 | 572 } |
573 | |
448
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574 public Point getScreenOffset(ArrayList<Rectangle> rectangles) { |
451
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try to fix scroll y in fitScreen
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575 // position of screen may negative, but RFBscreen position is always positive |
448
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576 // compute offset to make them positive |
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577 int offsetx = 0; |
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578 int offsety = 0; |
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579 for (Rectangle rect : rectangles) { |
459 | 580 if (rect.x < offsetx) offsetx = rect.x; |
581 if (rect.y < offsety) offsety = rect.y; | |
448
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582 } |
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583 return new Point(-offsetx,-offsety); |
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584 } |
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585 |
456
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586 public int retinaScale(int shareScreenNumber) { |
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587 int scale = 1; |
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588 GraphicsEnvironment env = GraphicsEnvironment.getLocalGraphicsEnvironment(); |
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589 final GraphicsDevice[] devices = env.getScreenDevices(); |
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590 |
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591 try { |
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592 Field field = devices[shareScreenNumber].getClass().getDeclaredField("scale"); |
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593 |
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594 if (field != null) { |
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595 field.setAccessible(true); |
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596 Object retinaScale = field.get(devices[shareScreenNumber]); |
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597 |
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598 if (retinaScale instanceof Integer) { |
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599 scale = (Integer) retinaScale; |
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600 return scale; |
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601 } |
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602 } |
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603 } catch (Exception ignore) {} |
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604 return scale; |
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605 } |
363 | 606 |
317 | 607 @Override |
608 public void setFitScreen() { | |
609 SwingViewerWindow v = connectionPresenter.getViewer(); | |
610 if (v != null) { | |
441 | 611 v.fitScreen(); |
317 | 612 } |
613 } | |
614 | |
0
4689cc86d6cb
create TreeViewer2 Repository
Yu Taninari <you@cr.ie.u-ryukyu.ac.jp>
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615 } |