Mercurial > hg > Members > nobuyasu > tightVNCClient
annotate src/myVncClient/MyVncClient.java @ 35:b3c9be50ef89
add WaitReply
| author | Yu Taninari <you@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 08 Jul 2011 20:20:43 +0900 |
| parents | 76f5994f2af2 |
| children | 1b5d30103205 |
| rev | line source |
|---|---|
| 20 | 1 package myVncClient; |
| 2 | |
| 3 import java.awt.*; | |
| 4 import java.awt.event.*; | |
| 5 import java.io.*; | |
| 6 import java.net.*; | |
| 7 | |
| 26 | 8 import myVncClient.acceptThread; |
| 9 | |
| 32 | 10 public class MyVncClient extends VncViewer implements java.lang.Runnable, |
| 11 WindowListener { | |
| 20 | 12 |
| 13 boolean inAnApplet = true; | |
| 14 boolean inSeparateFrame = false; | |
| 32 | 15 static Socket clientSocket = null; |
| 16 String parent, treenum; | |
| 17 Revalue value; // include trenumber, parentstnumber,etc | |
| 18 | |
| 20 | 19 // |
| 20 // main() is called when run as a java program from the command line. | |
| 21 // It simply runs the applet inside a newly-created frame. | |
| 22 // | |
| 23 | |
| 24 public static void main(String[] argv) { | |
| 25 MyVncClient v = new MyVncClient(); | |
| 35 | 26 v.runClient(argv); |
| 27 } | |
| 20 | 28 |
| 35 | 29 private void runClient(String[] argv) { |
| 30 mainArgs = argv; | |
| 31 inAnApplet = false; | |
| 32 inSeparateFrame = true; | |
| 33 | |
| 34 init(null); | |
| 35 start_threads(); | |
| 36 start(); | |
| 20 | 37 } |
| 38 | |
| 39 // | |
| 40 // init() | |
| 41 // | |
| 42 | |
| 30 | 43 public void init(Revalue value) { |
| 20 | 44 |
| 32 | 45 // readParameters(); |
| 30 | 46 readParameters(value); |
| 20 | 47 |
| 48 refApplet = this; | |
| 49 | |
| 50 if (inSeparateFrame) { | |
| 51 vncFrame = new Frame("TightVNC"); | |
| 52 if (!inAnApplet) { | |
| 53 vncFrame.add("Center", this); | |
| 54 } | |
| 55 vncContainer = vncFrame; | |
| 56 } else { | |
| 57 vncContainer = this; | |
| 58 } | |
| 59 | |
| 60 recordingSync = new Object(); | |
| 61 | |
| 62 options = new OptionsFrame(this); | |
| 63 clipboard = new ClipboardFrame(this); | |
| 64 if (RecordingFrame.checkSecurity()) | |
| 65 rec = new RecordingFrame(this); | |
| 66 | |
| 67 sessionFileName = null; | |
| 68 recordingActive = false; | |
| 69 recordingStatusChanged = false; | |
| 70 cursorUpdatesDef = null; | |
| 71 eightBitColorsDef = null; | |
| 72 | |
| 73 if (inSeparateFrame) | |
| 74 vncFrame.addWindowListener(this); | |
| 75 | |
| 76 rfbThread = new Thread(this); | |
| 77 } | |
| 78 | |
| 79 public void update(Graphics g) { | |
| 80 } | |
| 81 | |
| 82 // | |
| 83 // run() - executed by the rfbThread to deal with the RFB socket. | |
| 84 // | |
| 85 | |
| 33 | 86 public void start_threads(){ |
| 87 rfbThread.start(); | |
| 88 } | |
| 89 | |
| 20 | 90 public void run() { |
| 91 | |
| 92 gridbag = new GridBagLayout(); | |
| 93 vncContainer.setLayout(gridbag); | |
| 94 | |
| 95 GridBagConstraints gbc = new GridBagConstraints(); | |
| 96 gbc.gridwidth = GridBagConstraints.REMAINDER; | |
| 97 gbc.anchor = GridBagConstraints.NORTHWEST; | |
| 98 | |
| 99 if (showControls) { | |
| 100 buttonPanel = new ButtonPanel(this); | |
| 101 gridbag.setConstraints(buttonPanel, gbc); | |
| 102 vncContainer.add(buttonPanel); | |
| 103 } | |
| 32 | 104 |
| 20 | 105 try { |
| 106 | |
| 27 | 107 connectAndAuthenticate(); |
| 32 | 108 accThread = new Thread(new acceptThread(rfb)); |
| 109 accThread.start(); | |
| 110 | |
| 27 | 111 doProtocolInitialisation(); |
| 112 | |
| 20 | 113 createCanvas(0, 0); |
| 26 | 114 |
| 32 | 115 // rfb.readPngData(); |
| 116 // vc.drawFirstImage(); | |
| 20 | 117 |
| 118 } catch (IOException e) { | |
| 119 System.out.println("Socket error"); | |
| 120 System.exit(0); | |
| 32 | 121 } catch (Exception e) { |
| 33 | 122 System.out.println(e); |
| 123 System.exit(0); | |
| 20 | 124 } |
| 125 | |
| 126 gbc.weightx = 1.0; | |
| 127 gbc.weighty = 1.0; | |
| 128 | |
| 32 | 129 if (inSeparateFrame) { |
| 20 | 130 |
| 131 // Create a panel which itself is resizeable and can hold | |
| 132 // non-resizeable VncCanvas component at the top left corner. | |
| 133 Panel canvasPanel = new Panel(); | |
| 134 canvasPanel.setLayout(new FlowLayout(FlowLayout.LEFT, 0, 0)); | |
| 135 canvasPanel.add(vc); | |
| 136 | |
| 137 // Create a ScrollPane which will hold a panel with VncCanvas | |
| 138 // inside. | |
| 139 desktopScrollPane = new ScrollPane(ScrollPane.SCROLLBARS_AS_NEEDED); | |
| 140 gbc.fill = GridBagConstraints.BOTH; | |
| 141 gridbag.setConstraints(desktopScrollPane, gbc); | |
| 142 desktopScrollPane.add(canvasPanel); | |
| 143 | |
| 144 // Finally, add our ScrollPane to the Frame window. | |
| 145 vncFrame.add(desktopScrollPane); | |
| 146 vncFrame.setTitle(rfb.desktopName); | |
| 147 vncFrame.pack(); | |
| 148 vc.resizeDesktopFrame(); | |
| 149 | |
| 150 } else { | |
| 151 | |
| 152 // Just add the VncCanvas component to the Applet. | |
| 153 gridbag.setConstraints(vc, gbc); | |
| 154 add(vc); | |
| 155 validate(); | |
| 156 | |
| 157 } | |
| 158 | |
| 159 try { | |
| 160 if (showControls) | |
| 161 buttonPanel.enableButtons(); | |
| 162 | |
| 163 moveFocusToDesktop(); | |
| 164 | |
| 165 processNormalProtocol();// main loop | |
| 166 | |
| 167 } catch (NoRouteToHostException e) { | |
| 168 fatalError("Network error: no route to server: " + host, e); | |
| 169 } catch (UnknownHostException e) { | |
| 170 fatalError("Network error: server name unknown: " + host, e); | |
| 171 } catch (ConnectException e) { | |
| 172 fatalError("Network error: could not connect to server: " + host | |
| 173 + ":" + port, e); | |
| 174 } catch (EOFException e) { | |
|
29
750ecaa1e1b9
add echoClient.java and waitreply.java. modify MyRfbProto.java
e085711
parents:
27
diff
changeset
|
175 |
| 32 | 176 // insert |
| 34 | 177 //window を消してnullを突っ込んでGCで削除させる。 |
| 178 vncFrame.setVisible(false); | |
| 179 vncFrame = null; | |
| 32 | 180 // リーダーの子ノードがproxyに対して親が落ちたことを報告をする |
| 181 if ("1".equals(echoClient.value.leaderflag)) { | |
| 182 echo = new echoClient(); | |
| 183 echo.openport(); | |
| 184 echo.losthost(); | |
| 185 } else if ("0".equals(echoClient.value.leaderflag)) { | |
| 186 try { | |
| 187 Thread.sleep(1000); | |
| 188 } catch (InterruptedException e1) { | |
| 189 // TODO Auto-generated catch block | |
| 190 e1.printStackTrace(); | |
| 191 } | |
| 192 echo = new echoClient(); | |
| 193 echo.openport(); | |
| 194 echo.losthost(); | |
| 195 } else { | |
|
29
750ecaa1e1b9
add echoClient.java and waitreply.java. modify MyRfbProto.java
e085711
parents:
27
diff
changeset
|
196 |
| 32 | 197 if (showOfflineDesktop) { |
| 198 e.printStackTrace(); | |
| 199 System.out | |
| 200 .println("Network error: remote side closed connection"); | |
| 201 if (vc != null) { | |
| 202 vc.enableInput(false); | |
| 203 } | |
| 204 if (inSeparateFrame) { | |
| 205 vncFrame.setTitle(rfb.desktopName + " [disconnected]"); | |
| 206 } | |
| 207 if (rfb != null && !rfb.closed()) | |
| 208 rfb.close(); | |
| 209 if (showControls && buttonPanel != null) { | |
| 210 buttonPanel.disableButtonsOnDisconnect(); | |
| 211 if (inSeparateFrame) { | |
| 212 vncFrame.pack(); | |
| 213 } else { | |
| 214 validate(); | |
| 215 } | |
| 216 } | |
| 217 } else { | |
| 218 fatalError("Network error: remote side closed connection", | |
| 219 e); | |
| 20 | 220 } |
| 221 } | |
| 222 } catch (IOException e) { | |
| 223 String str = e.getMessage(); | |
| 224 if (str != null && str.length() != 0) { | |
| 225 fatalError("Network Error: " + str, e); | |
| 226 } else { | |
| 227 fatalError(e.toString(), e); | |
| 228 } | |
| 229 } catch (Exception e) { | |
| 230 String str = e.getMessage(); | |
| 231 if (str != null && str.length() != 0) { | |
| 232 fatalError("Error: " + str, e); | |
| 233 } else { | |
| 234 fatalError(e.toString(), e); | |
| 235 } | |
| 236 } | |
| 237 | |
| 238 } | |
| 239 | |
| 240 // | |
| 241 // Create a VncCanvas instance. | |
| 242 // | |
| 243 | |
| 244 void createCanvas(int maxWidth, int maxHeight) throws IOException { | |
| 245 // Determine if Java 2D API is available and use a special | |
| 246 // version of VncCanvas if it is present. | |
| 247 vc = null; | |
| 248 try { | |
| 249 // This throws ClassNotFoundException if there is no Java 2D API. | |
| 250 Class cl = Class.forName("java.awt.Graphics2D"); | |
| 251 // If we could load Graphics2D class, then we can use VncCanvas2D. | |
| 252 cl = Class.forName("VncCanvas2"); | |
| 253 Class[] argClasses = { this.getClass(), Integer.TYPE, Integer.TYPE }; | |
| 254 java.lang.reflect.Constructor cstr = cl.getConstructor(argClasses); | |
| 255 Object[] argObjects = { this, new Integer(maxWidth), | |
| 256 new Integer(maxHeight) }; | |
| 257 vc = (VncCanvas) cstr.newInstance(argObjects); | |
| 258 } catch (Exception e) { | |
| 259 System.out.println("Warning: Java 2D API is not available"); | |
| 260 } | |
| 261 | |
| 262 // If we failed to create VncCanvas2D, use old VncCanvas. | |
| 263 if (vc == null) | |
| 264 vc = new VncCanvas(this, maxWidth, maxHeight); | |
| 265 } | |
| 266 | |
| 267 // | |
| 268 // Process RFB socket messages. | |
| 269 // If the rfbThread is being stopped, ignore any exceptions, | |
| 270 // otherwise rethrow the exception so it can be handled. | |
| 271 // | |
| 272 | |
| 273 void processNormalProtocol() throws Exception { | |
| 274 try { | |
| 275 vc.processNormalProtocol();// main loop | |
| 276 } catch (Exception e) { | |
| 277 if (rfbThread == null) { | |
| 278 System.out.println("Ignoring RFB socket exceptions" | |
| 279 + " because applet is stopping"); | |
| 280 } else { | |
| 281 throw e; | |
| 282 } | |
| 283 } | |
| 284 } | |
| 285 | |
| 286 // | |
| 287 // Connect to the RFB server and authenticate the user. | |
| 288 // | |
| 289 | |
| 290 void connectAndAuthenticate() throws Exception { | |
| 27 | 291 |
| 20 | 292 showConnectionStatus("Initializing..."); |
| 293 if (inSeparateFrame) { | |
| 294 vncFrame.pack(); | |
| 295 vncFrame.setVisible(true); | |
| 296 } else { | |
| 297 validate(); | |
| 298 } | |
| 299 | |
| 300 showConnectionStatus("Connecting to " + host + ", port " + port + "..."); | |
| 301 | |
| 302 rfb = new MyRfbProto(host, port, this); | |
| 303 showConnectionStatus("Connected to server"); | |
| 304 | |
| 305 rfb.readVersionMsg(); | |
| 306 showConnectionStatus("RFB server supports protocol version " | |
| 307 + rfb.serverMajor + "." + rfb.serverMinor); | |
| 308 | |
| 309 rfb.writeVersionMsg(); | |
| 310 showConnectionStatus("Using RFB protocol version " + rfb.clientMajor | |
| 311 + "." + rfb.clientMinor); | |
| 312 | |
| 313 int secType = rfb.negotiateSecurity(); | |
| 314 int authType; | |
| 315 if (secType == RfbProto.SecTypeTight) { | |
| 316 showConnectionStatus("Enabling TightVNC protocol extensions"); | |
| 317 rfb.setupTunneling(); | |
| 318 authType = rfb.negotiateAuthenticationTight(); | |
| 319 } else { | |
| 320 authType = secType; | |
| 321 } | |
| 322 | |
| 323 switch (authType) { | |
| 324 case RfbProto.AuthNone: | |
| 325 showConnectionStatus("No authentication needed"); | |
| 326 rfb.authenticateNone(); | |
| 327 break; | |
| 328 case RfbProto.AuthVNC: | |
| 329 showConnectionStatus("Performing standard VNC authentication"); | |
| 330 if (passwordParam != null) { | |
| 331 rfb.authenticateVNC(passwordParam); | |
| 332 } else { | |
| 333 String pw = askPassword(); | |
| 334 rfb.authenticateVNC(pw); | |
| 335 } | |
| 336 break; | |
| 337 default: | |
| 338 throw new Exception("Unknown authentication scheme " + authType); | |
| 339 } | |
| 340 } | |
| 341 | |
| 342 // | |
| 343 // Show a message describing the connection status. | |
| 344 // To hide the connection status label, use (msg == null). | |
| 345 // | |
| 346 | |
| 347 void showConnectionStatus(String msg) { | |
| 348 if (msg == null) { | |
| 349 if (vncContainer.isAncestorOf(connStatusLabel)) { | |
| 350 vncContainer.remove(connStatusLabel); | |
| 351 } | |
| 352 return; | |
| 353 } | |
| 354 | |
| 355 System.out.println(msg); | |
| 356 | |
| 357 if (connStatusLabel == null) { | |
| 358 connStatusLabel = new Label("Status: " + msg); | |
| 359 connStatusLabel.setFont(new Font("Helvetica", Font.PLAIN, 12)); | |
| 360 } else { | |
| 361 connStatusLabel.setText("Status: " + msg); | |
| 362 } | |
| 363 | |
| 364 if (!vncContainer.isAncestorOf(connStatusLabel)) { | |
| 365 GridBagConstraints gbc = new GridBagConstraints(); | |
| 366 gbc.gridwidth = GridBagConstraints.REMAINDER; | |
| 367 gbc.fill = GridBagConstraints.HORIZONTAL; | |
| 368 gbc.anchor = GridBagConstraints.NORTHWEST; | |
| 369 gbc.weightx = 1.0; | |
| 370 gbc.weighty = 1.0; | |
| 371 gbc.insets = new Insets(20, 30, 20, 30); | |
| 372 gridbag.setConstraints(connStatusLabel, gbc); | |
| 373 vncContainer.add(connStatusLabel); | |
| 374 } | |
| 375 | |
| 376 if (inSeparateFrame) { | |
| 377 vncFrame.pack(); | |
| 378 } else { | |
| 379 validate(); | |
| 380 } | |
| 381 } | |
| 382 | |
| 383 // | |
| 384 // Show an authentication panel. | |
| 385 // | |
| 386 | |
| 387 String askPassword() throws Exception { | |
| 388 showConnectionStatus(null); | |
| 389 | |
| 390 AuthPanel authPanel = new AuthPanel(this); | |
| 391 | |
| 392 GridBagConstraints gbc = new GridBagConstraints(); | |
| 393 gbc.gridwidth = GridBagConstraints.REMAINDER; | |
| 394 gbc.anchor = GridBagConstraints.NORTHWEST; | |
| 395 gbc.weightx = 1.0; | |
| 396 gbc.weighty = 1.0; | |
| 397 gbc.ipadx = 100; | |
| 398 gbc.ipady = 50; | |
| 399 gridbag.setConstraints(authPanel, gbc); | |
| 400 vncContainer.add(authPanel); | |
| 401 | |
| 402 if (inSeparateFrame) { | |
| 403 vncFrame.pack(); | |
| 404 } else { | |
| 405 validate(); | |
| 406 } | |
| 407 | |
| 408 authPanel.moveFocusToDefaultField(); | |
| 409 String pw = authPanel.getPassword(); | |
| 410 vncContainer.remove(authPanel); | |
| 411 | |
| 412 return pw; | |
| 413 } | |
| 414 | |
| 415 // | |
| 416 // Do the rest of the protocol initialisation. | |
| 417 // | |
| 418 | |
| 419 void doProtocolInitialisation() throws IOException { | |
| 420 rfb.writeClientInit(); | |
| 421 rfb.readServerInit(); | |
| 422 | |
| 423 System.out.println("Desktop name is " + rfb.desktopName); | |
| 424 System.out.println("Desktop size is " + rfb.framebufferWidth + " x " | |
| 425 + rfb.framebufferHeight); | |
| 426 | |
| 427 setEncodings(); | |
| 428 | |
| 429 showConnectionStatus(null); | |
| 430 } | |
| 431 | |
| 432 // | |
| 433 // Send current encoding list to the RFB server. | |
| 434 // | |
| 435 | |
| 436 int[] encodingsSaved; | |
| 437 int nEncodingsSaved; | |
| 438 | |
| 439 void setEncodings() { | |
| 440 setEncodings(false); | |
| 441 } | |
| 442 | |
| 443 void autoSelectEncodings() { | |
| 444 setEncodings(true); | |
| 445 } | |
| 446 | |
| 447 void setEncodings(boolean autoSelectOnly) { | |
| 448 if (options == null || rfb == null || !rfb.inNormalProtocol) | |
| 449 return; | |
| 450 | |
| 451 int preferredEncoding = options.preferredEncoding; | |
| 452 if (preferredEncoding == -1) { | |
| 453 long kbitsPerSecond = rfb.kbitsPerSecond(); | |
| 454 if (nEncodingsSaved < 1) { | |
| 455 // Choose Tight or ZRLE encoding for the very first update. | |
| 456 System.out.println("Using Tight/ZRLE encodings"); | |
| 457 preferredEncoding = RfbProto.EncodingTight; | |
| 458 } else if (kbitsPerSecond > 2000 | |
| 459 && encodingsSaved[0] != RfbProto.EncodingHextile) { | |
| 460 // Switch to Hextile if the connection speed is above 2Mbps. | |
| 461 System.out.println("Throughput " + kbitsPerSecond | |
| 462 + " kbit/s - changing to Hextile encoding"); | |
| 463 preferredEncoding = RfbProto.EncodingHextile; | |
| 464 } else if (kbitsPerSecond < 1000 | |
| 465 && encodingsSaved[0] != RfbProto.EncodingTight) { | |
| 466 // Switch to Tight/ZRLE if the connection speed is below 1Mbps. | |
| 467 System.out.println("Throughput " + kbitsPerSecond | |
| 468 + " kbit/s - changing to Tight/ZRLE encodings"); | |
| 469 preferredEncoding = RfbProto.EncodingTight; | |
| 470 } else { | |
| 471 // Don't change the encoder. | |
| 472 if (autoSelectOnly) | |
| 473 return; | |
| 474 preferredEncoding = encodingsSaved[0]; | |
| 475 } | |
| 476 } else { | |
| 477 // Auto encoder selection is not enabled. | |
| 478 if (autoSelectOnly) | |
| 479 return; | |
| 480 } | |
| 481 | |
| 482 int[] encodings = new int[20]; | |
| 483 int nEncodings = 0; | |
| 484 | |
| 485 encodings[nEncodings++] = preferredEncoding; | |
| 486 if (options.useCopyRect) { | |
| 487 encodings[nEncodings++] = RfbProto.EncodingCopyRect; | |
| 488 } | |
| 489 | |
| 490 if (preferredEncoding != RfbProto.EncodingTight) { | |
| 491 encodings[nEncodings++] = RfbProto.EncodingTight; | |
| 492 } | |
| 493 if (preferredEncoding != RfbProto.EncodingZRLE) { | |
| 494 encodings[nEncodings++] = RfbProto.EncodingZRLE; | |
| 495 } | |
| 496 if (preferredEncoding != RfbProto.EncodingHextile) { | |
| 497 encodings[nEncodings++] = RfbProto.EncodingHextile; | |
| 498 } | |
| 499 if (preferredEncoding != RfbProto.EncodingZlib) { | |
| 500 encodings[nEncodings++] = RfbProto.EncodingZlib; | |
| 501 } | |
| 502 if (preferredEncoding != RfbProto.EncodingCoRRE) { | |
| 503 encodings[nEncodings++] = RfbProto.EncodingCoRRE; | |
| 504 } | |
| 505 if (preferredEncoding != RfbProto.EncodingRRE) { | |
| 506 encodings[nEncodings++] = RfbProto.EncodingRRE; | |
| 507 } | |
| 508 | |
| 509 if (options.compressLevel >= 0 && options.compressLevel <= 9) { | |
| 510 encodings[nEncodings++] = RfbProto.EncodingCompressLevel0 | |
| 511 + options.compressLevel; | |
| 512 } | |
| 513 if (options.jpegQuality >= 0 && options.jpegQuality <= 9) { | |
| 514 encodings[nEncodings++] = RfbProto.EncodingQualityLevel0 | |
| 515 + options.jpegQuality; | |
| 516 } | |
| 517 | |
| 518 if (options.requestCursorUpdates) { | |
| 519 encodings[nEncodings++] = RfbProto.EncodingXCursor; | |
| 520 encodings[nEncodings++] = RfbProto.EncodingRichCursor; | |
| 521 if (!options.ignoreCursorUpdates) | |
| 522 encodings[nEncodings++] = RfbProto.EncodingPointerPos; | |
| 523 } | |
| 524 | |
| 525 encodings[nEncodings++] = RfbProto.EncodingLastRect; | |
| 526 encodings[nEncodings++] = RfbProto.EncodingNewFBSize; | |
| 527 | |
| 528 boolean encodingsWereChanged = false; | |
| 529 if (nEncodings != nEncodingsSaved) { | |
| 530 encodingsWereChanged = true; | |
| 531 } else { | |
| 532 for (int i = 0; i < nEncodings; i++) { | |
| 533 if (encodings[i] != encodingsSaved[i]) { | |
| 534 encodingsWereChanged = true; | |
| 535 break; | |
| 536 } | |
| 537 } | |
| 538 } | |
| 539 | |
| 540 if (encodingsWereChanged) { | |
| 541 try { | |
| 542 rfb.writeSetEncodings(encodings, nEncodings); | |
| 543 if (vc != null) { | |
| 544 vc.softCursorFree(); | |
| 545 } | |
| 546 } catch (Exception e) { | |
| 547 e.printStackTrace(); | |
| 548 } | |
| 549 encodingsSaved = encodings; | |
| 550 nEncodingsSaved = nEncodings; | |
| 551 } | |
| 552 } | |
| 553 | |
| 554 // | |
| 555 // setCutText() - send the given cut text to the RFB server. | |
| 556 // | |
| 557 | |
| 558 void setCutText(String text) { | |
| 559 try { | |
| 560 if (rfb != null && rfb.inNormalProtocol) { | |
| 561 rfb.writeClientCutText(text); | |
| 562 } | |
| 563 } catch (Exception e) { | |
| 564 e.printStackTrace(); | |
| 565 } | |
| 566 } | |
| 567 | |
| 568 // | |
| 569 // Order change in session recording status. To stop recording, pass | |
| 570 // null in place of the fname argument. | |
| 571 // | |
| 572 | |
| 573 void setRecordingStatus(String fname) { | |
| 574 synchronized (recordingSync) { | |
| 575 sessionFileName = fname; | |
| 576 recordingStatusChanged = true; | |
| 577 } | |
| 578 } | |
| 579 | |
| 580 // | |
| 581 // Start or stop session recording. Returns true if this method call | |
| 582 // causes recording of a new session. | |
| 583 // | |
| 584 | |
| 585 boolean checkRecordingStatus() throws IOException { | |
| 586 synchronized (recordingSync) { | |
| 587 if (recordingStatusChanged) { | |
| 588 recordingStatusChanged = false; | |
| 589 if (sessionFileName != null) { | |
| 590 startRecording(); | |
| 591 return true; | |
| 592 } else { | |
| 593 stopRecording(); | |
| 594 } | |
| 595 } | |
| 596 } | |
| 597 return false; | |
| 598 } | |
| 599 | |
| 600 // | |
| 601 // Start session recording. | |
| 602 // | |
| 603 | |
| 604 protected void startRecording() throws IOException { | |
| 605 synchronized (recordingSync) { | |
| 606 if (!recordingActive) { | |
| 607 // Save settings to restore them after recording the session. | |
| 608 cursorUpdatesDef = options.choices[options.cursorUpdatesIndex] | |
| 609 .getSelectedItem(); | |
| 610 eightBitColorsDef = options.choices[options.eightBitColorsIndex] | |
| 611 .getSelectedItem(); | |
| 612 // Set options to values suitable for recording. | |
| 613 options.choices[options.cursorUpdatesIndex].select("Disable"); | |
| 614 options.choices[options.cursorUpdatesIndex].setEnabled(false); | |
| 615 options.setEncodings(); | |
| 616 options.choices[options.eightBitColorsIndex].select("No"); | |
| 617 options.choices[options.eightBitColorsIndex].setEnabled(false); | |
| 618 options.setColorFormat(); | |
| 619 } else { | |
| 620 rfb.closeSession(); | |
| 621 } | |
| 622 | |
| 623 System.out.println("Recording the session in " + sessionFileName); | |
| 624 rfb.startSession(sessionFileName); | |
| 625 recordingActive = true; | |
| 626 } | |
| 627 } | |
| 628 | |
| 629 // | |
| 630 // Stop session recording. | |
| 631 // | |
| 632 | |
| 633 protected void stopRecording() throws IOException { | |
| 634 synchronized (recordingSync) { | |
| 635 if (recordingActive) { | |
| 636 // Restore options. | |
| 637 options.choices[options.cursorUpdatesIndex] | |
| 638 .select(cursorUpdatesDef); | |
| 639 options.choices[options.cursorUpdatesIndex].setEnabled(true); | |
| 640 options.setEncodings(); | |
| 641 options.choices[options.eightBitColorsIndex] | |
| 642 .select(eightBitColorsDef); | |
| 643 options.choices[options.eightBitColorsIndex].setEnabled(true); | |
| 644 options.setColorFormat(); | |
| 645 | |
| 646 rfb.closeSession(); | |
| 647 System.out.println("Session recording stopped."); | |
| 648 } | |
| 649 sessionFileName = null; | |
| 650 recordingActive = false; | |
| 651 } | |
| 652 } | |
| 653 | |
| 35 | 654 /** |
| 655 readParameters() - read parameters from the html source or from the | |
| 656 command line. On the command line, the arguments are just a sequence of | |
| 657 param_name/param_value pairs where the names and values correspond to | |
| 658 those expected in the html applet tag source. | |
| 659 */ | |
| 20 | 660 |
| 30 | 661 void readParameters(Revalue value) { |
| 32 | 662 /* |
| 663 * host = readParameter("HOST", !inAnApplet); | |
| 664 * | |
| 665 * if (host == null) { host = getCodeBase().getHost(); if | |
| 666 * (host.equals("")) { fatalError("HOST parameter not specified"); } } | |
| 667 * | |
| 668 * port = readIntParameter("PORT", 5550); | |
| 669 */ | |
| 30 | 670 |
| 32 | 671 if (value == null) { |
| 672 if (clientSocket == null) { | |
| 673 echo = new echoClient(host); | |
| 674 echo.openport(); | |
| 35 | 675 |
| 32 | 676 value = echo.hostn("1"); |
| 677 } else { | |
| 678 echo = new echoClient(); | |
| 679 value = echo.Interruption(clientSocket); | |
| 680 } | |
| 30 | 681 } |
| 32 | 682 // proxyからの返信で接続先を決定する |
| 683 host = value.responseLine; | |
| 684 parent = value.parent; | |
| 685 treenum = value.treenum; | |
| 35 | 686 System.out.println("Parent =" + parent); |
| 687 System.out.println("mynumber =" + treenum); | |
| 688 System.out.println("connect host =" + host); | |
|
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|
689 |
| 32 | 690 if (host == null) { |
| 691 host = getCodeBase().getHost(); | |
| 692 if (host.equals("")) { | |
| 693 fatalError("HOST parameter not specified"); | |
| 694 } | |
| 30 | 695 } |
| 32 | 696 port = 5550; |
| 30 | 697 // Read "ENCPASSWORD" or "PASSWORD" parameter if specified. |
| 20 | 698 readPasswordParameters(); |
| 699 | |
| 700 String str; | |
| 701 if (inAnApplet) { | |
| 702 str = readParameter("Open New Window", false); | |
| 703 if (str != null && str.equalsIgnoreCase("Yes")) | |
| 704 inSeparateFrame = true; | |
| 705 } | |
| 706 | |
| 707 // "Show Controls" set to "No" disables button panel. | |
| 708 showControls = true; | |
| 709 str = readParameter("Show Controls", false); | |
| 710 if (str != null && str.equalsIgnoreCase("No")) | |
| 711 showControls = false; | |
| 712 | |
| 713 // "Offer Relogin" set to "No" disables "Login again" and "Close | |
| 714 // window" buttons under error messages in applet mode. | |
| 715 offerRelogin = true; | |
| 716 str = readParameter("Offer Relogin", false); | |
| 717 if (str != null && str.equalsIgnoreCase("No")) | |
| 718 offerRelogin = false; | |
| 719 | |
| 720 // Do we continue showing desktop on remote disconnect? | |
| 721 showOfflineDesktop = false; | |
| 722 str = readParameter("Show Offline Desktop", false); | |
| 723 if (str != null && str.equalsIgnoreCase("Yes")) | |
| 724 showOfflineDesktop = true; | |
| 725 | |
| 726 // Fine tuning options. | |
| 727 deferScreenUpdates = readIntParameter("Defer screen updates", 20); | |
| 728 deferCursorUpdates = readIntParameter("Defer cursor updates", 10); | |
| 729 deferUpdateRequests = readIntParameter("Defer update requests", 0); | |
| 730 | |
| 731 // Debugging options. | |
| 732 debugStatsExcludeUpdates = readIntParameter("DEBUG_XU", 0); | |
| 733 debugStatsMeasureUpdates = readIntParameter("DEBUG_CU", 0); | |
| 734 | |
| 735 // SocketFactory. | |
| 736 socketFactory = readParameter("SocketFactory", false); | |
| 737 } | |
| 738 | |
| 739 // | |
| 740 // Read password parameters. If an "ENCPASSWORD" parameter is set, | |
| 741 // then decrypt the password into the passwordParam string. Otherwise, | |
| 742 // try to read the "PASSWORD" parameter directly to passwordParam. | |
| 743 // | |
| 744 | |
| 745 private void readPasswordParameters() { | |
| 746 String encPasswordParam = readParameter("ENCPASSWORD", false); | |
| 747 if (encPasswordParam == null) { | |
| 748 passwordParam = readParameter("PASSWORD", false); | |
| 749 | |
| 750 } else { | |
| 751 // ENCPASSWORD is hexascii-encoded. Decode. | |
| 752 byte[] pw = { 0, 0, 0, 0, 0, 0, 0, 0 }; | |
| 753 int len = encPasswordParam.length() / 2; | |
| 754 if (len > 8) | |
| 755 len = 8; | |
| 756 for (int i = 0; i < len; i++) { | |
| 757 String hex = encPasswordParam.substring(i * 2, i * 2 + 2); | |
| 758 Integer x = new Integer(Integer.parseInt(hex, 16)); | |
| 759 pw[i] = x.byteValue(); | |
| 760 } | |
| 761 // Decrypt the password. | |
| 762 byte[] key = { 23, 82, 107, 6, 35, 78, 88, 7 }; | |
| 763 DesCipher des = new DesCipher(key); | |
| 764 des.decrypt(pw, 0, pw, 0); | |
| 765 passwordParam = new String(pw); | |
| 766 | |
| 767 } | |
| 768 } | |
| 769 | |
| 770 public String readParameter(String name, boolean required) { | |
| 771 if (inAnApplet) { | |
| 772 String s = getParameter(name); | |
| 773 if ((s == null) && required) { | |
| 774 fatalError(name + " parameter not specified"); | |
| 775 } | |
| 776 return s; | |
| 777 } | |
| 34 | 778 /* |
| 20 | 779 for (int i = 0; i < mainArgs.length; i += 2) { |
| 780 if (mainArgs[i].equalsIgnoreCase(name)) { | |
| 781 try { | |
| 782 return mainArgs[i + 1]; | |
| 783 } catch (Exception e) { | |
| 784 if (required) { | |
| 785 fatalError(name + " parameter not specified"); | |
| 786 } | |
| 787 return null; | |
| 788 } | |
| 789 } | |
| 790 } | |
| 34 | 791 */ |
| 20 | 792 if (required) { |
| 793 fatalError(name + " parameter not specified"); | |
| 794 } | |
| 795 return null; | |
| 796 } | |
| 797 | |
| 798 int readIntParameter(String name, int defaultValue) { | |
| 799 String str = readParameter(name, false); | |
| 800 int result = defaultValue; | |
| 801 if (str != null) { | |
| 802 try { | |
| 803 result = Integer.parseInt(str); | |
| 804 } catch (NumberFormatException e) { | |
| 805 } | |
| 806 } | |
| 807 return result; | |
| 808 } | |
| 809 | |
| 810 // | |
| 811 // moveFocusToDesktop() - move keyboard focus either to VncCanvas. | |
| 812 // | |
| 813 | |
| 814 void moveFocusToDesktop() { | |
| 815 if (vncContainer != null) { | |
| 816 if (vc != null && vncContainer.isAncestorOf(vc)) | |
| 817 vc.requestFocus(); | |
| 818 } | |
| 819 } | |
| 820 | |
| 821 // | |
| 822 // disconnect() - close connection to server. | |
| 823 // | |
| 824 | |
| 825 synchronized public void disconnect() { | |
| 826 System.out.println("Disconnecting"); | |
| 827 | |
| 828 if (vc != null) { | |
| 829 double sec = (System.currentTimeMillis() - vc.statStartTime) / 1000.0; | |
| 830 double rate = Math.round(vc.statNumUpdates / sec * 100) / 100.0; | |
| 831 int nRealRects = vc.statNumPixelRects; | |
| 832 int nPseudoRects = vc.statNumTotalRects - vc.statNumPixelRects; | |
| 833 System.out.println("Updates received: " + vc.statNumUpdates + " (" | |
| 834 + nRealRects + " rectangles + " + nPseudoRects | |
| 835 + " pseudo), " + rate + " updates/sec"); | |
| 836 int numRectsOther = nRealRects - vc.statNumRectsTight | |
| 837 - vc.statNumRectsZRLE - vc.statNumRectsHextile | |
| 838 - vc.statNumRectsRaw - vc.statNumRectsCopy; | |
| 839 System.out.println("Rectangles:" + " Tight=" + vc.statNumRectsTight | |
| 840 + "(JPEG=" + vc.statNumRectsTightJPEG + ") ZRLE=" | |
| 841 + vc.statNumRectsZRLE + " Hextile=" | |
| 842 + vc.statNumRectsHextile + " Raw=" + vc.statNumRectsRaw | |
| 843 + " CopyRect=" + vc.statNumRectsCopy + " other=" | |
| 844 + numRectsOther); | |
| 845 | |
| 846 int raw = vc.statNumBytesDecoded; | |
| 847 int compressed = vc.statNumBytesEncoded; | |
| 848 if (compressed > 0) { | |
| 849 double ratio = Math.round((double) raw / compressed * 1000) / 1000.0; | |
| 850 System.out.println("Pixel data: " + vc.statNumBytesDecoded | |
| 851 + " bytes, " + vc.statNumBytesEncoded | |
| 852 + " compressed, ratio " + ratio); | |
| 853 } | |
| 854 } | |
| 855 | |
| 856 if (rfb != null && !rfb.closed()) | |
| 857 rfb.close(); | |
| 858 options.dispose(); | |
| 859 clipboard.dispose(); | |
| 860 if (rec != null) | |
| 861 rec.dispose(); | |
| 862 | |
| 863 if (inAnApplet) { | |
| 864 showMessage("Disconnected"); | |
| 865 } else { | |
| 866 System.exit(0); | |
| 867 } | |
| 868 } | |
| 869 | |
| 870 // | |
| 871 // fatalError() - print out a fatal error message. | |
| 872 // FIXME: Do we really need two versions of the fatalError() method? | |
| 873 // | |
| 874 | |
| 875 synchronized public void fatalError(String str) { | |
| 876 System.out.println(str); | |
| 877 | |
| 878 if (inAnApplet) { | |
| 879 // vncContainer null, applet not inited, | |
| 880 // can not present the error to the user. | |
| 881 Thread.currentThread().stop(); | |
| 882 } else { | |
| 883 System.exit(1); | |
| 884 } | |
| 885 } | |
| 886 | |
| 887 synchronized public void fatalError(String str, Exception e) { | |
| 888 | |
| 889 if (rfb != null && rfb.closed()) { | |
| 890 // Not necessary to show error message if the error was caused | |
| 891 // by I/O problems after the rfb.close() method call. | |
| 892 System.out.println("RFB thread finished"); | |
| 893 return; | |
| 894 } | |
| 895 | |
| 896 System.out.println(str); | |
| 897 e.printStackTrace(); | |
| 898 | |
| 899 if (rfb != null) | |
| 900 rfb.close(); | |
| 901 | |
| 902 if (inAnApplet) { | |
| 903 showMessage(str); | |
| 904 } else { | |
| 905 System.exit(1); | |
| 906 } | |
| 907 } | |
| 908 | |
| 909 // | |
| 910 // Show message text and optionally "Relogin" and "Close" buttons. | |
| 911 // | |
| 912 | |
| 913 void showMessage(String msg) { | |
| 914 vncContainer.removeAll(); | |
| 915 | |
| 916 Label errLabel = new Label(msg, Label.CENTER); | |
| 917 errLabel.setFont(new Font("Helvetica", Font.PLAIN, 12)); | |
| 918 | |
| 919 if (offerRelogin) { | |
| 920 | |
| 921 Panel gridPanel = new Panel(new GridLayout(0, 1)); | |
| 922 Panel outerPanel = new Panel(new FlowLayout(FlowLayout.LEFT)); | |
| 923 outerPanel.add(gridPanel); | |
| 924 vncContainer.setLayout(new FlowLayout(FlowLayout.LEFT, 30, 16)); | |
| 925 vncContainer.add(outerPanel); | |
| 926 Panel textPanel = new Panel(new FlowLayout(FlowLayout.CENTER)); | |
| 927 textPanel.add(errLabel); | |
| 928 gridPanel.add(textPanel); | |
| 929 gridPanel.add(new ReloginPanel(this)); | |
| 930 | |
| 931 } else { | |
| 932 | |
| 933 vncContainer.setLayout(new FlowLayout(FlowLayout.LEFT, 30, 30)); | |
| 934 vncContainer.add(errLabel); | |
| 935 | |
| 936 } | |
| 937 | |
| 938 if (inSeparateFrame) { | |
| 939 vncFrame.pack(); | |
| 940 } else { | |
| 941 validate(); | |
| 942 } | |
| 943 } | |
| 944 | |
| 945 // | |
| 946 // Stop the applet. | |
| 947 // Main applet thread will terminate on first exception | |
| 948 // after seeing that rfbThread has been set to null. | |
| 949 // | |
| 950 | |
| 951 public void stop() { | |
| 952 System.out.println("Stopping applet"); | |
| 953 rfbThread = null; | |
| 954 } | |
| 955 | |
| 956 // | |
| 957 // This method is called before the applet is destroyed. | |
| 958 // | |
| 959 | |
| 960 public void destroy() { | |
| 961 System.out.println("Destroying applet"); | |
| 962 | |
| 963 vncContainer.removeAll(); | |
| 964 options.dispose(); | |
| 965 clipboard.dispose(); | |
| 966 if (rec != null) | |
| 967 rec.dispose(); | |
| 968 if (rfb != null && !rfb.closed()) | |
| 969 rfb.close(); | |
| 970 if (inSeparateFrame) | |
| 971 vncFrame.dispose(); | |
| 972 } | |
| 973 | |
| 974 // | |
| 975 // Start/stop receiving mouse events. | |
| 976 // | |
| 977 | |
| 978 public void enableInput(boolean enable) { | |
| 979 vc.enableInput(enable); | |
| 980 } | |
| 981 | |
| 982 // | |
| 983 // Close application properly on window close event. | |
| 984 // | |
| 985 | |
| 986 public void windowClosing(WindowEvent evt) { | |
| 987 System.out.println("Closing window"); | |
| 988 if (rfb != null) | |
| 989 disconnect(); | |
| 990 | |
| 991 vncContainer.hide(); | |
| 992 | |
| 993 if (!inAnApplet) { | |
| 994 System.exit(0); | |
| 995 } | |
| 996 } | |
| 997 | |
| 998 // | |
| 999 // Ignore window events we're not interested in. | |
| 1000 // | |
| 1001 | |
| 1002 public void windowActivated(WindowEvent evt) { | |
| 1003 } | |
| 1004 | |
| 1005 public void windowDeactivated(WindowEvent evt) { | |
| 1006 } | |
| 1007 | |
| 1008 public void windowOpened(WindowEvent evt) { | |
| 1009 } | |
| 1010 | |
| 1011 public void windowClosed(WindowEvent evt) { | |
| 1012 } | |
| 1013 | |
| 1014 public void windowIconified(WindowEvent evt) { | |
| 1015 } | |
| 1016 | |
| 1017 public void windowDeiconified(WindowEvent evt) { | |
| 1018 } | |
| 32 | 1019 |
| 30 | 1020 public static void main(Socket _clientSocket) { |
| 1021 // TODO Auto-generated method stub | |
| 1022 clientSocket = _clientSocket; | |
| 1023 MyVncClient v = new MyVncClient(); | |
| 32 | 1024 // v.mainArgs = argv; |
| 30 | 1025 v.inAnApplet = false; |
| 1026 v.inSeparateFrame = true; | |
| 1027 | |
| 1028 v.init(null); | |
| 34 | 1029 v.start_threads(); |
| 30 | 1030 v.start(); |
| 1031 } | |
| 32 | 1032 |
| 30 | 1033 public static void main(Revalue value) { |
| 1034 // TODO Auto-generated method stub | |
| 1035 MyVncClient v = new MyVncClient(); | |
| 1036 v.value = value; | |
| 1037 v.inAnApplet = false; | |
| 1038 v.inSeparateFrame = true; | |
| 1039 | |
| 1040 v.init(value); | |
| 34 | 1041 v.start_threads(); |
| 30 | 1042 v.start(); |
| 32 | 1043 |
| 30 | 1044 } |
| 20 | 1045 } |