Mercurial > hg > Members > nobuyasu > tightVNCClient
annotate src/myVncClient/MyVncClient.java @ 46:da5d82180bc2
modify accetptThread.java
| author | e085711 |
|---|---|
| date | Sat, 09 Jul 2011 14:32:04 +0900 |
| parents | 15e64e9154b5 |
| children | 67655ba93e92 |
| 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.*; | |
| 41 | 7 import java.util.Random; |
| 20 | 8 |
| 26 | 9 import myVncClient.acceptThread; |
| 10 | |
| 32 | 11 public class MyVncClient extends VncViewer implements java.lang.Runnable, |
| 12 WindowListener { | |
| 20 | 13 |
| 14 boolean inAnApplet = true; | |
| 15 boolean inSeparateFrame = false; | |
| 32 | 16 static Socket clientSocket = null; |
| 17 String parent, treenum; | |
| 18 Revalue value; // include trenumber, parentstnumber,etc | |
| 19 | |
| 20 | 20 // |
| 21 // main() is called when run as a java program from the command line. | |
| 22 // It simply runs the applet inside a newly-created frame. | |
| 23 // | |
| 24 | |
| 25 public static void main(String[] argv) { | |
| 26 MyVncClient v = new MyVncClient(); | |
| 35 | 27 v.runClient(argv); |
| 28 } | |
| 20 | 29 |
| 35 | 30 private void runClient(String[] argv) { |
| 31 mainArgs = argv; | |
| 32 inAnApplet = false; | |
| 33 inSeparateFrame = true; | |
| 34 | |
| 35 init(null); | |
| 36 start_threads(); | |
| 37 start(); | |
| 20 | 38 } |
| 39 | |
| 40 // | |
| 41 // init() | |
| 42 // | |
| 43 | |
| 30 | 44 public void init(Revalue value) { |
| 20 | 45 |
| 32 | 46 // readParameters(); |
| 30 | 47 readParameters(value); |
| 20 | 48 |
| 49 refApplet = this; | |
| 50 | |
| 51 if (inSeparateFrame) { | |
| 52 vncFrame = new Frame("TightVNC"); | |
| 53 if (!inAnApplet) { | |
| 54 vncFrame.add("Center", this); | |
| 55 } | |
| 56 vncContainer = vncFrame; | |
| 57 } else { | |
| 58 vncContainer = this; | |
| 59 } | |
| 60 | |
| 61 recordingSync = new Object(); | |
| 62 | |
| 63 options = new OptionsFrame(this); | |
| 64 clipboard = new ClipboardFrame(this); | |
| 65 if (RecordingFrame.checkSecurity()) | |
| 66 rec = new RecordingFrame(this); | |
| 67 | |
| 68 sessionFileName = null; | |
| 69 recordingActive = false; | |
| 70 recordingStatusChanged = false; | |
| 71 cursorUpdatesDef = null; | |
| 72 eightBitColorsDef = null; | |
| 73 | |
| 74 if (inSeparateFrame) | |
| 75 vncFrame.addWindowListener(this); | |
| 76 | |
| 77 rfbThread = new Thread(this); | |
| 78 } | |
| 79 | |
| 80 public void update(Graphics g) { | |
| 81 } | |
| 82 | |
| 83 // | |
| 84 // run() - executed by the rfbThread to deal with the RFB socket. | |
| 85 // | |
| 86 | |
| 33 | 87 public void start_threads(){ |
| 88 rfbThread.start(); | |
| 89 } | |
| 90 | |
| 20 | 91 public void run() { |
| 92 | |
| 93 gridbag = new GridBagLayout(); | |
| 94 vncContainer.setLayout(gridbag); | |
| 95 | |
| 96 GridBagConstraints gbc = new GridBagConstraints(); | |
| 97 gbc.gridwidth = GridBagConstraints.REMAINDER; | |
| 98 gbc.anchor = GridBagConstraints.NORTHWEST; | |
| 99 | |
| 100 if (showControls) { | |
| 101 buttonPanel = new ButtonPanel(this); | |
| 102 gridbag.setConstraints(buttonPanel, gbc); | |
| 103 vncContainer.add(buttonPanel); | |
| 104 } | |
| 32 | 105 |
| 20 | 106 try { |
| 107 | |
| 27 | 108 connectAndAuthenticate(); |
| 32 | 109 accThread = new Thread(new acceptThread(rfb)); |
| 110 accThread.start(); | |
| 111 | |
| 27 | 112 doProtocolInitialisation(); |
| 113 | |
| 20 | 114 createCanvas(0, 0); |
| 26 | 115 |
| 32 | 116 // rfb.readPngData(); |
| 117 // vc.drawFirstImage(); | |
| 20 | 118 |
| 119 } catch (IOException e) { | |
| 120 System.out.println("Socket error"); | |
| 41 | 121 // parent no find |
| 122 Random rnd = new Random(); | |
| 123 int ran = rnd.nextInt(500) + 500; | |
| 124 | |
| 125 while (true) { | |
| 126 try { | |
| 127 Thread.sleep(ran); | |
| 128 } catch (InterruptedException e1) { | |
| 129 // TODO Auto-generated catch block | |
| 130 e1.printStackTrace(); | |
| 131 | |
| 132 echo = new echoClient(); | |
| 133 echo.openport(); | |
| 134 echo.losthost(); | |
| 135 } | |
| 136 } | |
| 137 // System.exit(0); | |
| 32 | 138 } catch (Exception e) { |
| 33 | 139 System.out.println(e); |
| 41 | 140 System.exit(0); |
| 20 | 141 } |
| 142 | |
| 143 gbc.weightx = 1.0; | |
| 144 gbc.weighty = 1.0; | |
| 145 | |
| 32 | 146 if (inSeparateFrame) { |
| 20 | 147 |
| 148 // Create a panel which itself is resizeable and can hold | |
| 149 // non-resizeable VncCanvas component at the top left corner. | |
| 150 Panel canvasPanel = new Panel(); | |
| 151 canvasPanel.setLayout(new FlowLayout(FlowLayout.LEFT, 0, 0)); | |
| 152 canvasPanel.add(vc); | |
| 153 | |
| 154 // Create a ScrollPane which will hold a panel with VncCanvas | |
| 155 // inside. | |
| 156 desktopScrollPane = new ScrollPane(ScrollPane.SCROLLBARS_AS_NEEDED); | |
| 157 gbc.fill = GridBagConstraints.BOTH; | |
| 158 gridbag.setConstraints(desktopScrollPane, gbc); | |
| 159 desktopScrollPane.add(canvasPanel); | |
| 160 | |
| 161 // Finally, add our ScrollPane to the Frame window. | |
| 162 vncFrame.add(desktopScrollPane); | |
| 163 vncFrame.setTitle(rfb.desktopName); | |
| 164 vncFrame.pack(); | |
| 165 vc.resizeDesktopFrame(); | |
| 166 | |
| 167 } else { | |
| 168 | |
| 169 // Just add the VncCanvas component to the Applet. | |
| 170 gridbag.setConstraints(vc, gbc); | |
| 171 add(vc); | |
| 172 validate(); | |
| 173 | |
| 174 } | |
| 175 | |
| 176 try { | |
| 177 if (showControls) | |
| 178 buttonPanel.enableButtons(); | |
| 179 | |
| 180 moveFocusToDesktop(); | |
| 181 | |
| 182 processNormalProtocol();// main loop | |
| 183 | |
| 184 } catch (NoRouteToHostException e) { | |
| 185 fatalError("Network error: no route to server: " + host, e); | |
| 186 } catch (UnknownHostException e) { | |
| 187 fatalError("Network error: server name unknown: " + host, e); | |
| 188 } catch (ConnectException e) { | |
| 189 fatalError("Network error: could not connect to server: " + host | |
| 190 + ":" + port, e); | |
| 191 } catch (EOFException e) { | |
|
29
750ecaa1e1b9
add echoClient.java and waitreply.java. modify MyRfbProto.java
e085711
parents:
27
diff
changeset
|
192 |
| 32 | 193 // insert |
| 34 | 194 //window を消してnullを突っ込んでGCで削除させる。 |
| 195 vncFrame.setVisible(false); | |
| 196 vncFrame = null; | |
| 32 | 197 // 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 |
| 41 | 198 if(echoClient.value.leaderflag != null){ |
| 199 echo = new echoClient(); | |
| 200 echo.openport(); | |
| 201 echo.losthost(); | |
| 202 /* | |
| 32 | 203 if ("1".equals(echoClient.value.leaderflag)) { |
| 204 echo = new echoClient(); | |
| 205 echo.openport(); | |
| 206 echo.losthost(); | |
| 207 } else if ("0".equals(echoClient.value.leaderflag)) { | |
| 41 | 208 |
| 32 | 209 try { |
| 210 Thread.sleep(1000); | |
| 211 } catch (InterruptedException e1) { | |
| 212 // TODO Auto-generated catch block | |
| 213 e1.printStackTrace(); | |
| 214 } | |
| 41 | 215 |
| 32 | 216 echo = new echoClient(); |
| 217 echo.openport(); | |
| 218 echo.losthost(); | |
| 41 | 219 */ |
| 32 | 220 } else { |
|
29
750ecaa1e1b9
add echoClient.java and waitreply.java. modify MyRfbProto.java
e085711
parents:
27
diff
changeset
|
221 |
| 32 | 222 if (showOfflineDesktop) { |
| 223 e.printStackTrace(); | |
| 224 System.out | |
| 225 .println("Network error: remote side closed connection"); | |
| 226 if (vc != null) { | |
| 227 vc.enableInput(false); | |
| 228 } | |
| 229 if (inSeparateFrame) { | |
| 230 vncFrame.setTitle(rfb.desktopName + " [disconnected]"); | |
| 231 } | |
| 232 if (rfb != null && !rfb.closed()) | |
| 233 rfb.close(); | |
| 234 if (showControls && buttonPanel != null) { | |
| 235 buttonPanel.disableButtonsOnDisconnect(); | |
| 236 if (inSeparateFrame) { | |
| 237 vncFrame.pack(); | |
| 238 } else { | |
| 239 validate(); | |
| 240 } | |
| 241 } | |
| 242 } else { | |
| 243 fatalError("Network error: remote side closed connection", | |
| 244 e); | |
| 20 | 245 } |
| 246 } | |
| 247 } catch (IOException e) { | |
| 248 String str = e.getMessage(); | |
| 249 if (str != null && str.length() != 0) { | |
| 250 fatalError("Network Error: " + str, e); | |
| 251 } else { | |
| 252 fatalError(e.toString(), e); | |
| 253 } | |
| 254 } catch (Exception e) { | |
| 255 String str = e.getMessage(); | |
| 256 if (str != null && str.length() != 0) { | |
| 257 fatalError("Error: " + str, e); | |
| 258 } else { | |
| 259 fatalError(e.toString(), e); | |
| 260 } | |
| 261 } | |
| 262 | |
| 263 } | |
| 264 | |
| 265 // | |
| 266 // Create a VncCanvas instance. | |
| 267 // | |
| 268 | |
| 269 void createCanvas(int maxWidth, int maxHeight) throws IOException { | |
| 270 // Determine if Java 2D API is available and use a special | |
| 271 // version of VncCanvas if it is present. | |
| 272 vc = null; | |
| 273 try { | |
| 274 // This throws ClassNotFoundException if there is no Java 2D API. | |
| 275 Class cl = Class.forName("java.awt.Graphics2D"); | |
| 276 // If we could load Graphics2D class, then we can use VncCanvas2D. | |
| 277 cl = Class.forName("VncCanvas2"); | |
| 278 Class[] argClasses = { this.getClass(), Integer.TYPE, Integer.TYPE }; | |
| 279 java.lang.reflect.Constructor cstr = cl.getConstructor(argClasses); | |
| 280 Object[] argObjects = { this, new Integer(maxWidth), | |
| 281 new Integer(maxHeight) }; | |
| 282 vc = (VncCanvas) cstr.newInstance(argObjects); | |
| 283 } catch (Exception e) { | |
| 284 System.out.println("Warning: Java 2D API is not available"); | |
| 285 } | |
| 286 | |
| 287 // If we failed to create VncCanvas2D, use old VncCanvas. | |
| 288 if (vc == null) | |
| 289 vc = new VncCanvas(this, maxWidth, maxHeight); | |
| 290 } | |
| 291 | |
| 292 // | |
| 293 // Process RFB socket messages. | |
| 294 // If the rfbThread is being stopped, ignore any exceptions, | |
| 295 // otherwise rethrow the exception so it can be handled. | |
| 296 // | |
| 297 | |
| 298 void processNormalProtocol() throws Exception { | |
| 299 try { | |
| 300 vc.processNormalProtocol();// main loop | |
| 301 } catch (Exception e) { | |
| 302 if (rfbThread == null) { | |
| 303 System.out.println("Ignoring RFB socket exceptions" | |
| 304 + " because applet is stopping"); | |
| 305 } else { | |
| 306 throw e; | |
| 307 } | |
| 308 } | |
| 309 } | |
| 310 | |
| 311 // | |
| 312 // Connect to the RFB server and authenticate the user. | |
| 313 // | |
| 314 | |
| 315 void connectAndAuthenticate() throws Exception { | |
| 27 | 316 |
| 20 | 317 showConnectionStatus("Initializing..."); |
| 318 if (inSeparateFrame) { | |
| 319 vncFrame.pack(); | |
| 320 vncFrame.setVisible(true); | |
| 321 } else { | |
| 322 validate(); | |
| 323 } | |
| 324 | |
| 325 showConnectionStatus("Connecting to " + host + ", port " + port + "..."); | |
| 326 | |
| 327 rfb = new MyRfbProto(host, port, this); | |
| 328 showConnectionStatus("Connected to server"); | |
| 329 | |
| 330 rfb.readVersionMsg(); | |
| 331 showConnectionStatus("RFB server supports protocol version " | |
| 332 + rfb.serverMajor + "." + rfb.serverMinor); | |
| 333 | |
| 334 rfb.writeVersionMsg(); | |
| 335 showConnectionStatus("Using RFB protocol version " + rfb.clientMajor | |
| 336 + "." + rfb.clientMinor); | |
| 337 | |
| 338 int secType = rfb.negotiateSecurity(); | |
| 339 int authType; | |
| 340 if (secType == RfbProto.SecTypeTight) { | |
| 341 showConnectionStatus("Enabling TightVNC protocol extensions"); | |
| 342 rfb.setupTunneling(); | |
| 343 authType = rfb.negotiateAuthenticationTight(); | |
| 344 } else { | |
| 345 authType = secType; | |
| 346 } | |
| 347 | |
| 348 switch (authType) { | |
| 349 case RfbProto.AuthNone: | |
| 350 showConnectionStatus("No authentication needed"); | |
| 351 rfb.authenticateNone(); | |
| 352 break; | |
| 353 case RfbProto.AuthVNC: | |
| 354 showConnectionStatus("Performing standard VNC authentication"); | |
| 355 if (passwordParam != null) { | |
| 356 rfb.authenticateVNC(passwordParam); | |
| 357 } else { | |
| 358 String pw = askPassword(); | |
| 359 rfb.authenticateVNC(pw); | |
| 360 } | |
| 361 break; | |
| 362 default: | |
| 363 throw new Exception("Unknown authentication scheme " + authType); | |
| 364 } | |
| 365 } | |
| 366 | |
| 367 // | |
| 368 // Show a message describing the connection status. | |
| 369 // To hide the connection status label, use (msg == null). | |
| 370 // | |
| 371 | |
| 372 void showConnectionStatus(String msg) { | |
| 373 if (msg == null) { | |
| 374 if (vncContainer.isAncestorOf(connStatusLabel)) { | |
| 375 vncContainer.remove(connStatusLabel); | |
| 376 } | |
| 377 return; | |
| 378 } | |
| 379 | |
| 380 System.out.println(msg); | |
| 381 | |
| 382 if (connStatusLabel == null) { | |
| 383 connStatusLabel = new Label("Status: " + msg); | |
| 384 connStatusLabel.setFont(new Font("Helvetica", Font.PLAIN, 12)); | |
| 385 } else { | |
| 386 connStatusLabel.setText("Status: " + msg); | |
| 387 } | |
| 388 | |
| 389 if (!vncContainer.isAncestorOf(connStatusLabel)) { | |
| 390 GridBagConstraints gbc = new GridBagConstraints(); | |
| 391 gbc.gridwidth = GridBagConstraints.REMAINDER; | |
| 392 gbc.fill = GridBagConstraints.HORIZONTAL; | |
| 393 gbc.anchor = GridBagConstraints.NORTHWEST; | |
| 394 gbc.weightx = 1.0; | |
| 395 gbc.weighty = 1.0; | |
| 396 gbc.insets = new Insets(20, 30, 20, 30); | |
| 397 gridbag.setConstraints(connStatusLabel, gbc); | |
| 398 vncContainer.add(connStatusLabel); | |
| 399 } | |
| 400 | |
| 401 if (inSeparateFrame) { | |
| 402 vncFrame.pack(); | |
| 403 } else { | |
| 404 validate(); | |
| 405 } | |
| 406 } | |
| 407 | |
| 408 // | |
| 409 // Show an authentication panel. | |
| 410 // | |
| 411 | |
| 412 String askPassword() throws Exception { | |
| 413 showConnectionStatus(null); | |
| 414 | |
| 415 AuthPanel authPanel = new AuthPanel(this); | |
| 416 | |
| 417 GridBagConstraints gbc = new GridBagConstraints(); | |
| 418 gbc.gridwidth = GridBagConstraints.REMAINDER; | |
| 419 gbc.anchor = GridBagConstraints.NORTHWEST; | |
| 420 gbc.weightx = 1.0; | |
| 421 gbc.weighty = 1.0; | |
| 422 gbc.ipadx = 100; | |
| 423 gbc.ipady = 50; | |
| 424 gridbag.setConstraints(authPanel, gbc); | |
| 425 vncContainer.add(authPanel); | |
| 426 | |
| 427 if (inSeparateFrame) { | |
| 428 vncFrame.pack(); | |
| 429 } else { | |
| 430 validate(); | |
| 431 } | |
| 432 | |
| 433 authPanel.moveFocusToDefaultField(); | |
| 434 String pw = authPanel.getPassword(); | |
| 435 vncContainer.remove(authPanel); | |
| 436 | |
| 437 return pw; | |
| 438 } | |
| 439 | |
| 440 // | |
| 441 // Do the rest of the protocol initialisation. | |
| 442 // | |
| 443 | |
| 444 void doProtocolInitialisation() throws IOException { | |
| 445 rfb.writeClientInit(); | |
| 446 rfb.readServerInit(); | |
| 447 | |
| 448 System.out.println("Desktop name is " + rfb.desktopName); | |
| 449 System.out.println("Desktop size is " + rfb.framebufferWidth + " x " | |
| 450 + rfb.framebufferHeight); | |
| 451 | |
| 452 setEncodings(); | |
| 453 | |
| 454 showConnectionStatus(null); | |
| 455 } | |
| 456 | |
| 457 // | |
| 458 // Send current encoding list to the RFB server. | |
| 459 // | |
| 460 | |
| 461 int[] encodingsSaved; | |
| 462 int nEncodingsSaved; | |
| 463 | |
| 464 void setEncodings() { | |
| 465 setEncodings(false); | |
| 466 } | |
| 467 | |
| 468 void autoSelectEncodings() { | |
| 469 setEncodings(true); | |
| 470 } | |
| 471 | |
| 472 void setEncodings(boolean autoSelectOnly) { | |
| 473 if (options == null || rfb == null || !rfb.inNormalProtocol) | |
| 474 return; | |
| 475 | |
| 476 int preferredEncoding = options.preferredEncoding; | |
| 477 if (preferredEncoding == -1) { | |
| 478 long kbitsPerSecond = rfb.kbitsPerSecond(); | |
| 479 if (nEncodingsSaved < 1) { | |
| 480 // Choose Tight or ZRLE encoding for the very first update. | |
| 481 System.out.println("Using Tight/ZRLE encodings"); | |
| 482 preferredEncoding = RfbProto.EncodingTight; | |
| 483 } else if (kbitsPerSecond > 2000 | |
| 484 && encodingsSaved[0] != RfbProto.EncodingHextile) { | |
| 485 // Switch to Hextile if the connection speed is above 2Mbps. | |
| 486 System.out.println("Throughput " + kbitsPerSecond | |
| 487 + " kbit/s - changing to Hextile encoding"); | |
| 488 preferredEncoding = RfbProto.EncodingHextile; | |
| 489 } else if (kbitsPerSecond < 1000 | |
| 490 && encodingsSaved[0] != RfbProto.EncodingTight) { | |
| 491 // Switch to Tight/ZRLE if the connection speed is below 1Mbps. | |
| 492 System.out.println("Throughput " + kbitsPerSecond | |
| 493 + " kbit/s - changing to Tight/ZRLE encodings"); | |
| 494 preferredEncoding = RfbProto.EncodingTight; | |
| 495 } else { | |
| 496 // Don't change the encoder. | |
| 497 if (autoSelectOnly) | |
| 498 return; | |
| 499 preferredEncoding = encodingsSaved[0]; | |
| 500 } | |
| 501 } else { | |
| 502 // Auto encoder selection is not enabled. | |
| 503 if (autoSelectOnly) | |
| 504 return; | |
| 505 } | |
| 506 | |
| 507 int[] encodings = new int[20]; | |
| 508 int nEncodings = 0; | |
| 509 | |
| 510 encodings[nEncodings++] = preferredEncoding; | |
| 511 if (options.useCopyRect) { | |
| 512 encodings[nEncodings++] = RfbProto.EncodingCopyRect; | |
| 513 } | |
| 514 | |
| 515 if (preferredEncoding != RfbProto.EncodingTight) { | |
| 516 encodings[nEncodings++] = RfbProto.EncodingTight; | |
| 517 } | |
| 518 if (preferredEncoding != RfbProto.EncodingZRLE) { | |
| 519 encodings[nEncodings++] = RfbProto.EncodingZRLE; | |
| 520 } | |
| 521 if (preferredEncoding != RfbProto.EncodingHextile) { | |
| 522 encodings[nEncodings++] = RfbProto.EncodingHextile; | |
| 523 } | |
| 524 if (preferredEncoding != RfbProto.EncodingZlib) { | |
| 525 encodings[nEncodings++] = RfbProto.EncodingZlib; | |
| 526 } | |
| 527 if (preferredEncoding != RfbProto.EncodingCoRRE) { | |
| 528 encodings[nEncodings++] = RfbProto.EncodingCoRRE; | |
| 529 } | |
| 530 if (preferredEncoding != RfbProto.EncodingRRE) { | |
| 531 encodings[nEncodings++] = RfbProto.EncodingRRE; | |
| 532 } | |
| 533 | |
| 534 if (options.compressLevel >= 0 && options.compressLevel <= 9) { | |
| 535 encodings[nEncodings++] = RfbProto.EncodingCompressLevel0 | |
| 536 + options.compressLevel; | |
| 537 } | |
| 538 if (options.jpegQuality >= 0 && options.jpegQuality <= 9) { | |
| 539 encodings[nEncodings++] = RfbProto.EncodingQualityLevel0 | |
| 540 + options.jpegQuality; | |
| 541 } | |
| 542 | |
| 543 if (options.requestCursorUpdates) { | |
| 544 encodings[nEncodings++] = RfbProto.EncodingXCursor; | |
| 545 encodings[nEncodings++] = RfbProto.EncodingRichCursor; | |
| 546 if (!options.ignoreCursorUpdates) | |
| 547 encodings[nEncodings++] = RfbProto.EncodingPointerPos; | |
| 548 } | |
| 549 | |
| 550 encodings[nEncodings++] = RfbProto.EncodingLastRect; | |
| 551 encodings[nEncodings++] = RfbProto.EncodingNewFBSize; | |
| 552 | |
| 553 boolean encodingsWereChanged = false; | |
| 554 if (nEncodings != nEncodingsSaved) { | |
| 555 encodingsWereChanged = true; | |
| 556 } else { | |
| 557 for (int i = 0; i < nEncodings; i++) { | |
| 558 if (encodings[i] != encodingsSaved[i]) { | |
| 559 encodingsWereChanged = true; | |
| 560 break; | |
| 561 } | |
| 562 } | |
| 563 } | |
| 564 | |
| 565 if (encodingsWereChanged) { | |
| 566 try { | |
| 567 rfb.writeSetEncodings(encodings, nEncodings); | |
| 568 if (vc != null) { | |
| 569 vc.softCursorFree(); | |
| 570 } | |
| 571 } catch (Exception e) { | |
| 572 e.printStackTrace(); | |
| 573 } | |
| 574 encodingsSaved = encodings; | |
| 575 nEncodingsSaved = nEncodings; | |
| 576 } | |
| 577 } | |
| 578 | |
| 579 // | |
| 580 // setCutText() - send the given cut text to the RFB server. | |
| 581 // | |
| 582 | |
| 583 void setCutText(String text) { | |
| 584 try { | |
| 585 if (rfb != null && rfb.inNormalProtocol) { | |
| 586 rfb.writeClientCutText(text); | |
| 587 } | |
| 588 } catch (Exception e) { | |
| 589 e.printStackTrace(); | |
| 590 } | |
| 591 } | |
| 592 | |
| 593 // | |
| 594 // Order change in session recording status. To stop recording, pass | |
| 595 // null in place of the fname argument. | |
| 596 // | |
| 597 | |
| 598 void setRecordingStatus(String fname) { | |
| 599 synchronized (recordingSync) { | |
| 600 sessionFileName = fname; | |
| 601 recordingStatusChanged = true; | |
| 602 } | |
| 603 } | |
| 604 | |
| 605 // | |
| 606 // Start or stop session recording. Returns true if this method call | |
| 607 // causes recording of a new session. | |
| 608 // | |
| 609 | |
| 610 boolean checkRecordingStatus() throws IOException { | |
| 611 synchronized (recordingSync) { | |
| 612 if (recordingStatusChanged) { | |
| 613 recordingStatusChanged = false; | |
| 614 if (sessionFileName != null) { | |
| 615 startRecording(); | |
| 616 return true; | |
| 617 } else { | |
| 618 stopRecording(); | |
| 619 } | |
| 620 } | |
| 621 } | |
| 622 return false; | |
| 623 } | |
| 624 | |
| 625 // | |
| 626 // Start session recording. | |
| 627 // | |
| 628 | |
| 629 protected void startRecording() throws IOException { | |
| 630 synchronized (recordingSync) { | |
| 631 if (!recordingActive) { | |
| 632 // Save settings to restore them after recording the session. | |
| 633 cursorUpdatesDef = options.choices[options.cursorUpdatesIndex] | |
| 634 .getSelectedItem(); | |
| 635 eightBitColorsDef = options.choices[options.eightBitColorsIndex] | |
| 636 .getSelectedItem(); | |
| 637 // Set options to values suitable for recording. | |
| 638 options.choices[options.cursorUpdatesIndex].select("Disable"); | |
| 639 options.choices[options.cursorUpdatesIndex].setEnabled(false); | |
| 640 options.setEncodings(); | |
| 641 options.choices[options.eightBitColorsIndex].select("No"); | |
| 642 options.choices[options.eightBitColorsIndex].setEnabled(false); | |
| 643 options.setColorFormat(); | |
| 644 } else { | |
| 645 rfb.closeSession(); | |
| 646 } | |
| 647 | |
| 648 System.out.println("Recording the session in " + sessionFileName); | |
| 649 rfb.startSession(sessionFileName); | |
| 650 recordingActive = true; | |
| 651 } | |
| 652 } | |
| 653 | |
| 654 // | |
| 655 // Stop session recording. | |
| 656 // | |
| 657 | |
| 658 protected void stopRecording() throws IOException { | |
| 659 synchronized (recordingSync) { | |
| 660 if (recordingActive) { | |
| 661 // Restore options. | |
| 662 options.choices[options.cursorUpdatesIndex] | |
| 663 .select(cursorUpdatesDef); | |
| 664 options.choices[options.cursorUpdatesIndex].setEnabled(true); | |
| 665 options.setEncodings(); | |
| 666 options.choices[options.eightBitColorsIndex] | |
| 667 .select(eightBitColorsDef); | |
| 668 options.choices[options.eightBitColorsIndex].setEnabled(true); | |
| 669 options.setColorFormat(); | |
| 670 | |
| 671 rfb.closeSession(); | |
| 672 System.out.println("Session recording stopped."); | |
| 673 } | |
| 674 sessionFileName = null; | |
| 675 recordingActive = false; | |
| 676 } | |
| 677 } | |
| 678 | |
| 35 | 679 /** |
| 680 readParameters() - read parameters from the html source or from the | |
| 681 command line. On the command line, the arguments are just a sequence of | |
| 682 param_name/param_value pairs where the names and values correspond to | |
| 683 those expected in the html applet tag source. | |
| 684 */ | |
| 20 | 685 |
| 30 | 686 void readParameters(Revalue value) { |
| 32 | 687 /* |
| 688 * host = readParameter("HOST", !inAnApplet); | |
| 689 * | |
| 690 * if (host == null) { host = getCodeBase().getHost(); if | |
| 691 * (host.equals("")) { fatalError("HOST parameter not specified"); } } | |
| 692 * | |
| 693 * port = readIntParameter("PORT", 5550); | |
| 694 */ | |
| 46 | 695 if (value == null) { |
| 696 String pHost; | |
| 697 if (mainArgs.length > 0) pHost = mainArgs[0]; | |
| 698 else pHost = "cls080.ie.u-ryukyu.ac.jp"; | |
| 30 | 699 |
| 32 | 700 if (clientSocket == null) { |
| 43 | 701 echo = new echoClient(pHost); |
| 32 | 702 echo.openport(); |
| 35 | 703 |
| 32 | 704 value = echo.hostn("1"); |
| 705 } else { | |
| 706 echo = new echoClient(); | |
| 707 value = echo.Interruption(clientSocket); | |
| 708 } | |
| 30 | 709 } |
| 32 | 710 // proxyからの返信で接続先を決定する |
| 711 host = value.responseLine; | |
| 712 parent = value.parent; | |
| 713 treenum = value.treenum; | |
| 35 | 714 System.out.println("Parent =" + parent); |
| 715 System.out.println("mynumber =" + treenum); | |
| 716 System.out.println("connect host =" + host); | |
|
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|
717 |
| 32 | 718 if (host == null) { |
| 719 host = getCodeBase().getHost(); | |
| 720 if (host.equals("")) { | |
| 721 fatalError("HOST parameter not specified"); | |
| 722 } | |
| 30 | 723 } |
| 32 | 724 port = 5550; |
| 30 | 725 // Read "ENCPASSWORD" or "PASSWORD" parameter if specified. |
| 20 | 726 readPasswordParameters(); |
| 727 | |
| 728 String str; | |
| 729 if (inAnApplet) { | |
| 730 str = readParameter("Open New Window", false); | |
| 731 if (str != null && str.equalsIgnoreCase("Yes")) | |
| 732 inSeparateFrame = true; | |
| 733 } | |
| 734 | |
| 735 // "Show Controls" set to "No" disables button panel. | |
| 736 showControls = true; | |
| 737 str = readParameter("Show Controls", false); | |
| 738 if (str != null && str.equalsIgnoreCase("No")) | |
| 739 showControls = false; | |
| 740 | |
| 741 // "Offer Relogin" set to "No" disables "Login again" and "Close | |
| 742 // window" buttons under error messages in applet mode. | |
| 743 offerRelogin = true; | |
| 744 str = readParameter("Offer Relogin", false); | |
| 745 if (str != null && str.equalsIgnoreCase("No")) | |
| 746 offerRelogin = false; | |
| 747 | |
| 748 // Do we continue showing desktop on remote disconnect? | |
| 749 showOfflineDesktop = false; | |
| 750 str = readParameter("Show Offline Desktop", false); | |
| 751 if (str != null && str.equalsIgnoreCase("Yes")) | |
| 752 showOfflineDesktop = true; | |
| 753 | |
| 754 // Fine tuning options. | |
| 755 deferScreenUpdates = readIntParameter("Defer screen updates", 20); | |
| 756 deferCursorUpdates = readIntParameter("Defer cursor updates", 10); | |
| 757 deferUpdateRequests = readIntParameter("Defer update requests", 0); | |
| 758 | |
| 759 // Debugging options. | |
| 760 debugStatsExcludeUpdates = readIntParameter("DEBUG_XU", 0); | |
| 761 debugStatsMeasureUpdates = readIntParameter("DEBUG_CU", 0); | |
| 762 | |
| 763 // SocketFactory. | |
| 764 socketFactory = readParameter("SocketFactory", false); | |
| 765 } | |
| 766 | |
| 767 // | |
| 768 // Read password parameters. If an "ENCPASSWORD" parameter is set, | |
| 769 // then decrypt the password into the passwordParam string. Otherwise, | |
| 770 // try to read the "PASSWORD" parameter directly to passwordParam. | |
| 771 // | |
| 772 | |
| 773 private void readPasswordParameters() { | |
| 774 String encPasswordParam = readParameter("ENCPASSWORD", false); | |
| 775 if (encPasswordParam == null) { | |
| 776 passwordParam = readParameter("PASSWORD", false); | |
| 777 | |
| 778 } else { | |
| 779 // ENCPASSWORD is hexascii-encoded. Decode. | |
| 780 byte[] pw = { 0, 0, 0, 0, 0, 0, 0, 0 }; | |
| 781 int len = encPasswordParam.length() / 2; | |
| 782 if (len > 8) | |
| 783 len = 8; | |
| 784 for (int i = 0; i < len; i++) { | |
| 785 String hex = encPasswordParam.substring(i * 2, i * 2 + 2); | |
| 786 Integer x = new Integer(Integer.parseInt(hex, 16)); | |
| 787 pw[i] = x.byteValue(); | |
| 788 } | |
| 789 // Decrypt the password. | |
| 790 byte[] key = { 23, 82, 107, 6, 35, 78, 88, 7 }; | |
| 791 DesCipher des = new DesCipher(key); | |
| 792 des.decrypt(pw, 0, pw, 0); | |
| 793 passwordParam = new String(pw); | |
| 794 | |
| 795 } | |
| 796 } | |
| 797 | |
| 798 public String readParameter(String name, boolean required) { | |
| 799 if (inAnApplet) { | |
| 800 String s = getParameter(name); | |
| 801 if ((s == null) && required) { | |
| 802 fatalError(name + " parameter not specified"); | |
| 803 } | |
| 804 return s; | |
| 805 } | |
| 34 | 806 /* |
| 20 | 807 for (int i = 0; i < mainArgs.length; i += 2) { |
| 808 if (mainArgs[i].equalsIgnoreCase(name)) { | |
| 809 try { | |
| 810 return mainArgs[i + 1]; | |
| 811 } catch (Exception e) { | |
| 812 if (required) { | |
| 813 fatalError(name + " parameter not specified"); | |
| 814 } | |
| 815 return null; | |
| 816 } | |
| 817 } | |
| 818 } | |
| 34 | 819 */ |
| 20 | 820 if (required) { |
| 821 fatalError(name + " parameter not specified"); | |
| 822 } | |
| 823 return null; | |
| 824 } | |
| 825 | |
| 826 int readIntParameter(String name, int defaultValue) { | |
| 827 String str = readParameter(name, false); | |
| 828 int result = defaultValue; | |
| 829 if (str != null) { | |
| 830 try { | |
| 831 result = Integer.parseInt(str); | |
| 832 } catch (NumberFormatException e) { | |
| 833 } | |
| 834 } | |
| 835 return result; | |
| 836 } | |
| 837 | |
| 838 // | |
| 839 // moveFocusToDesktop() - move keyboard focus either to VncCanvas. | |
| 840 // | |
| 841 | |
| 842 void moveFocusToDesktop() { | |
| 843 if (vncContainer != null) { | |
| 844 if (vc != null && vncContainer.isAncestorOf(vc)) | |
| 845 vc.requestFocus(); | |
| 846 } | |
| 847 } | |
| 848 | |
| 849 // | |
| 850 // disconnect() - close connection to server. | |
| 851 // | |
| 852 | |
| 853 synchronized public void disconnect() { | |
| 854 System.out.println("Disconnecting"); | |
| 855 | |
| 856 if (vc != null) { | |
| 857 double sec = (System.currentTimeMillis() - vc.statStartTime) / 1000.0; | |
| 858 double rate = Math.round(vc.statNumUpdates / sec * 100) / 100.0; | |
| 859 int nRealRects = vc.statNumPixelRects; | |
| 860 int nPseudoRects = vc.statNumTotalRects - vc.statNumPixelRects; | |
| 861 System.out.println("Updates received: " + vc.statNumUpdates + " (" | |
| 862 + nRealRects + " rectangles + " + nPseudoRects | |
| 863 + " pseudo), " + rate + " updates/sec"); | |
| 864 int numRectsOther = nRealRects - vc.statNumRectsTight | |
| 865 - vc.statNumRectsZRLE - vc.statNumRectsHextile | |
| 866 - vc.statNumRectsRaw - vc.statNumRectsCopy; | |
| 867 System.out.println("Rectangles:" + " Tight=" + vc.statNumRectsTight | |
| 868 + "(JPEG=" + vc.statNumRectsTightJPEG + ") ZRLE=" | |
| 869 + vc.statNumRectsZRLE + " Hextile=" | |
| 870 + vc.statNumRectsHextile + " Raw=" + vc.statNumRectsRaw | |
| 871 + " CopyRect=" + vc.statNumRectsCopy + " other=" | |
| 872 + numRectsOther); | |
| 873 | |
| 874 int raw = vc.statNumBytesDecoded; | |
| 875 int compressed = vc.statNumBytesEncoded; | |
| 876 if (compressed > 0) { | |
| 877 double ratio = Math.round((double) raw / compressed * 1000) / 1000.0; | |
| 878 System.out.println("Pixel data: " + vc.statNumBytesDecoded | |
| 879 + " bytes, " + vc.statNumBytesEncoded | |
| 880 + " compressed, ratio " + ratio); | |
| 881 } | |
| 882 } | |
| 883 | |
| 884 if (rfb != null && !rfb.closed()) | |
| 885 rfb.close(); | |
| 886 options.dispose(); | |
| 887 clipboard.dispose(); | |
| 888 if (rec != null) | |
| 889 rec.dispose(); | |
| 890 | |
| 891 if (inAnApplet) { | |
| 892 showMessage("Disconnected"); | |
| 893 } else { | |
| 894 System.exit(0); | |
| 895 } | |
| 896 } | |
| 897 | |
| 898 // | |
| 899 // fatalError() - print out a fatal error message. | |
| 900 // FIXME: Do we really need two versions of the fatalError() method? | |
| 901 // | |
| 902 | |
| 903 synchronized public void fatalError(String str) { | |
| 904 System.out.println(str); | |
| 905 | |
| 906 if (inAnApplet) { | |
| 907 // vncContainer null, applet not inited, | |
| 908 // can not present the error to the user. | |
| 909 Thread.currentThread().stop(); | |
| 910 } else { | |
| 911 System.exit(1); | |
| 912 } | |
| 913 } | |
| 914 | |
| 915 synchronized public void fatalError(String str, Exception e) { | |
| 916 | |
| 917 if (rfb != null && rfb.closed()) { | |
| 918 // Not necessary to show error message if the error was caused | |
| 919 // by I/O problems after the rfb.close() method call. | |
| 920 System.out.println("RFB thread finished"); | |
| 921 return; | |
| 922 } | |
| 923 | |
| 924 System.out.println(str); | |
| 925 e.printStackTrace(); | |
| 926 | |
| 927 if (rfb != null) | |
| 928 rfb.close(); | |
| 929 | |
| 930 if (inAnApplet) { | |
| 931 showMessage(str); | |
| 932 } else { | |
| 933 System.exit(1); | |
| 934 } | |
| 935 } | |
| 936 | |
| 937 // | |
| 938 // Show message text and optionally "Relogin" and "Close" buttons. | |
| 939 // | |
| 940 | |
| 941 void showMessage(String msg) { | |
| 942 vncContainer.removeAll(); | |
| 943 | |
| 944 Label errLabel = new Label(msg, Label.CENTER); | |
| 945 errLabel.setFont(new Font("Helvetica", Font.PLAIN, 12)); | |
| 946 | |
| 947 if (offerRelogin) { | |
| 948 | |
| 949 Panel gridPanel = new Panel(new GridLayout(0, 1)); | |
| 950 Panel outerPanel = new Panel(new FlowLayout(FlowLayout.LEFT)); | |
| 951 outerPanel.add(gridPanel); | |
| 952 vncContainer.setLayout(new FlowLayout(FlowLayout.LEFT, 30, 16)); | |
| 953 vncContainer.add(outerPanel); | |
| 954 Panel textPanel = new Panel(new FlowLayout(FlowLayout.CENTER)); | |
| 955 textPanel.add(errLabel); | |
| 956 gridPanel.add(textPanel); | |
| 957 gridPanel.add(new ReloginPanel(this)); | |
| 958 | |
| 959 } else { | |
| 960 | |
| 961 vncContainer.setLayout(new FlowLayout(FlowLayout.LEFT, 30, 30)); | |
| 962 vncContainer.add(errLabel); | |
| 963 | |
| 964 } | |
| 965 | |
| 966 if (inSeparateFrame) { | |
| 967 vncFrame.pack(); | |
| 968 } else { | |
| 969 validate(); | |
| 970 } | |
| 971 } | |
| 972 | |
| 973 // | |
| 974 // Stop the applet. | |
| 975 // Main applet thread will terminate on first exception | |
| 976 // after seeing that rfbThread has been set to null. | |
| 977 // | |
| 978 | |
| 979 public void stop() { | |
| 980 System.out.println("Stopping applet"); | |
| 981 rfbThread = null; | |
| 982 } | |
| 983 | |
| 984 // | |
| 985 // This method is called before the applet is destroyed. | |
| 986 // | |
| 987 | |
| 988 public void destroy() { | |
| 989 System.out.println("Destroying applet"); | |
| 990 | |
| 991 vncContainer.removeAll(); | |
| 992 options.dispose(); | |
| 993 clipboard.dispose(); | |
| 994 if (rec != null) | |
| 995 rec.dispose(); | |
| 996 if (rfb != null && !rfb.closed()) | |
| 997 rfb.close(); | |
| 998 if (inSeparateFrame) | |
| 999 vncFrame.dispose(); | |
| 1000 } | |
| 1001 | |
| 1002 // | |
| 1003 // Start/stop receiving mouse events. | |
| 1004 // | |
| 1005 | |
| 1006 public void enableInput(boolean enable) { | |
| 1007 vc.enableInput(enable); | |
| 1008 } | |
| 1009 | |
| 1010 // | |
| 1011 // Close application properly on window close event. | |
| 1012 // | |
| 1013 | |
| 1014 public void windowClosing(WindowEvent evt) { | |
| 1015 System.out.println("Closing window"); | |
| 1016 if (rfb != null) | |
| 1017 disconnect(); | |
| 1018 | |
| 1019 vncContainer.hide(); | |
| 1020 | |
| 1021 if (!inAnApplet) { | |
| 1022 System.exit(0); | |
| 1023 } | |
| 1024 } | |
| 1025 | |
| 1026 // | |
| 1027 // Ignore window events we're not interested in. | |
| 1028 // | |
| 1029 | |
| 1030 public void windowActivated(WindowEvent evt) { | |
| 1031 } | |
| 1032 | |
| 1033 public void windowDeactivated(WindowEvent evt) { | |
| 1034 } | |
| 1035 | |
| 1036 public void windowOpened(WindowEvent evt) { | |
| 1037 } | |
| 1038 | |
| 1039 public void windowClosed(WindowEvent evt) { | |
| 1040 } | |
| 1041 | |
| 1042 public void windowIconified(WindowEvent evt) { | |
| 1043 } | |
| 1044 | |
| 1045 public void windowDeiconified(WindowEvent evt) { | |
| 1046 } | |
| 32 | 1047 |
| 30 | 1048 public static void main(Socket _clientSocket) { |
| 1049 // TODO Auto-generated method stub | |
| 1050 clientSocket = _clientSocket; | |
| 1051 MyVncClient v = new MyVncClient(); | |
| 32 | 1052 // v.mainArgs = argv; |
| 30 | 1053 v.inAnApplet = false; |
| 1054 v.inSeparateFrame = true; | |
| 1055 | |
| 1056 v.init(null); | |
| 34 | 1057 v.start_threads(); |
| 30 | 1058 v.start(); |
| 1059 } | |
| 32 | 1060 |
| 30 | 1061 public static void main(Revalue value) { |
| 1062 // TODO Auto-generated method stub | |
| 1063 MyVncClient v = new MyVncClient(); | |
| 1064 v.value = value; | |
| 1065 v.inAnApplet = false; | |
| 1066 v.inSeparateFrame = true; | |
| 1067 | |
| 1068 v.init(value); | |
| 34 | 1069 v.start_threads(); |
| 30 | 1070 v.start(); |
| 32 | 1071 |
| 30 | 1072 } |
| 20 | 1073 } |