Mercurial > hg > Members > riono > TreeVNC_ja_comment
annotate src/main/java/com/glavsoft/rfb/protocol/ReceiverTask.java @ 420:0ad52aac3bc3
Send repeat FramebufferUpdateRequest from Timer class
author | Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp> |
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date | Mon, 18 Jan 2016 17:37:58 +0900 |
parents | 7e811f33b99d |
children | 752788fdae03 |
rev | line source |
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57
17b702648079
version2.7.2 original version.
Taninari YU <you@cr.ie.u-ryukyu.ac.jp>
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1 // Copyright (C) 2010, 2011, 2012, 2013 GlavSoft LLC. |
0
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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.rfb.protocol; |
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26 |
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27 import com.glavsoft.drawing.Renderer; |
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28 import com.glavsoft.exceptions.CommonException; |
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29 import com.glavsoft.exceptions.ProtocolException; |
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30 import com.glavsoft.exceptions.TransportException; |
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31 import com.glavsoft.rfb.ClipboardController; |
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32 import com.glavsoft.rfb.IRepaintController; |
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33 import com.glavsoft.rfb.client.FramebufferUpdateRequestMessage; |
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34 import com.glavsoft.rfb.client.SetPixelFormatMessage; |
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35 import com.glavsoft.rfb.encoding.EncodingType; |
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36 import com.glavsoft.rfb.encoding.PixelFormat; |
278 | 37 import com.glavsoft.rfb.encoding.decoder.*; |
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38 import com.glavsoft.transport.Reader; |
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39 |
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40 import java.io.PrintWriter; |
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41 import java.io.StringWriter; |
167 | 42 import java.io.UnsupportedEncodingException; |
360 | 43 import java.util.LinkedList; |
255 | 44 import java.util.Timer; |
45 import java.util.TimerTask; | |
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46 import java.util.logging.Logger; |
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47 |
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48 import com.glavsoft.viewer.ViewerInterface; |
279 | 49 import jp.ac.u_ryukyu.treevnc.*; |
231 | 50 |
35 | 51 |
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52 public class ReceiverTask implements Runnable { |
224 | 53 private static final byte FRAMEBUFFER_UPDATE = 0; |
54 private static final byte SET_COLOR_MAP_ENTRIES = 1; | |
55 private static final byte BELL = 2; | |
56 private static final byte SERVER_CUT_TEXT = 3; | |
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57 |
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58 |
224 | 59 private static Logger logger = Logger.getLogger("com.glavsoft.rfb.protocol.ReceiverTask"); |
336 | 60 private Reader reader; |
224 | 61 private volatile boolean isRunning = false; |
62 private Renderer renderer; | |
63 private final IRepaintController repaintController; | |
64 private final ClipboardController clipboardController; | |
65 protected final DecodersContainer decoders; | |
66 protected FramebufferUpdateRequestMessage fullscreenFbUpdateIncrementalRequest; | |
67 protected final ProtocolContext context; | |
68 protected PixelFormat pixelFormat; | |
69 protected boolean needSendPixelFormat; | |
70 private TreeRFBProto rfb; | |
71 private long checkCounter = 0; | |
248
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72 public int numberOfRectangles = 0; |
255 | 73 private Timer timer = null; |
74 | |
224 | 75 public ReceiverTask(Reader reader, |
275 | 76 IRepaintController repaintController, ClipboardController clipboardController, |
314 | 77 DecodersContainer decoders, final ProtocolContext context, |
275 | 78 TreeRFBProto _rfb) { |
224 | 79 rfb = _rfb; |
80 this.reader = reader; | |
81 this.repaintController = repaintController; | |
82 this.clipboardController = clipboardController; | |
83 this.context = context; | |
84 this.decoders = decoders; | |
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85 |
224 | 86 Decoder decoder = new ZRLEESender(rfb); |
87 decoders.setDecoderByType(EncodingType.ZLIB, decoder); | |
88 decoders.setDecoderByType(EncodingType.ZRLE, decoder); | |
89 decoders.setDecoderByType(EncodingType.ZRLEE, decoder); | |
90 | |
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91 if(!rfb.getCuiVersion()) { |
307 | 92 if (rfb.filterSingleDisplay) { |
353 | 93 renderer = repaintController.createRenderer(reader, context.getFbWidth(), context.getFbHeight(), context.getPixelFormat()); |
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94 fullscreenFbUpdateIncrementalRequest = new FramebufferUpdateRequestMessage(0, 0, rfb.getSingleWidth(), rfb.getSingleHeight(), false); |
307 | 95 } else { |
96 renderer = repaintController.createRenderer(reader, context.getFbWidth(), context.getFbHeight(), context.getPixelFormat()); | |
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97 fullscreenFbUpdateIncrementalRequest = new FramebufferUpdateRequestMessage(rfb.getX(), rfb.getY(), rfb.frameSizeWidth * rfb.getRetinaScale(), rfb.frameSizeHeight * rfb.getRetinaScale(), false); |
307 | 98 } |
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99 } |
224 | 100 if(rfb.isTreeManager()) { |
101 fullscreenFbUpdateIncrementalRequest.sendFullScreenRequest(); | |
102 connectionFinished(); | |
314 | 103 if(rfb.fixingSize) { |
104 timer = new Timer("framebufferUpdate-request-timer", true); | |
105 timer.schedule(new TimerTask() { | |
106 @Override | |
107 public void run() { | |
108 context.setFbWidth(rfb.fixingSizeWidth); | |
109 context.setFbHeight(rfb.fixingSizeHeight); | |
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110 context.sendMessage(new FramebufferUpdateRequestMessage(rfb.getX(), rfb.getY(), rfb.frameSizeWidth * rfb.getRetinaScale(), rfb.frameSizeHeight * rfb.getRetinaScale(), true)); |
314 | 111 } |
112 }, 0, 100); | |
113 } | |
224 | 114 } |
115 } | |
178
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116 |
224 | 117 @Override |
118 public void run() { | |
119 isRunning = true; | |
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120 if (rfb.isTreeManager()) { |
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121 timer = new Timer("framebufferUpdate-request-timer", true); |
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122 timer.schedule(new TimerTask() { |
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123 @Override |
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124 public void run() { |
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125 context.sendMessage(new FramebufferUpdateRequestMessage(rfb.getX(), rfb.getY(), rfb.frameSizeWidth * rfb.getRetinaScale(), rfb.frameSizeHeight * rfb.getRetinaScale(), false)); |
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126 } |
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127 }, 0, 100); |
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128 } |
224 | 129 while (isRunning) { |
130 try { | |
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131 reader.available(); |
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132 if (! isRunning) { |
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133 // server Change in direct mode |
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134 // pass the input stream to the TreeVNC protocol reader |
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135 return; |
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136 } |
378 | 137 if(! rfb.isTreeManager() && rfb.isAddSerialNum()) { |
224 | 138 // client has 8byte packet sequence number |
242 | 139 // add serial number flag (4byte) |
140 reader.mark(20+8+4); | |
141 getLost(reader); //check seq consistency | |
224 | 142 } else { |
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143 reader.mark(20+4); |
224 | 144 } |
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145 byte messageId = reader.readByte(); |
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146 |
224 | 147 switch (messageId) { |
275 | 148 case FRAMEBUFFER_UPDATE: |
149 // logger.fine("Server message: FramebufferUpdate (0)"); | |
150 framebufferUpdateMessage(); | |
151 break; | |
152 case SET_COLOR_MAP_ENTRIES: | |
153 logger.severe("Server message SetColorMapEntries is not implemented. Skip."); | |
154 setColorMapEntries(); | |
155 break; | |
156 case BELL: | |
157 logger.fine("Server message: Bell"); | |
158 // System.out.print("\0007"); | |
159 // System.out.flush(); | |
160 break; | |
161 case SERVER_CUT_TEXT: | |
162 logger.fine("Server message: CutText (3)"); | |
163 serverCutText(); | |
164 break; | |
165 default: | |
166 logger.severe("Unsupported server message. Id = " + messageId); | |
224 | 167 } |
168 } catch (TransportException e) { | |
347
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169 logger.severe("Close session : ReceiverTask : " + e.getMessage()); |
224 | 170 if(!rfb.isTreeManager() && !(rfb.getTerminationType())) { |
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171 System.out.println("death parent node, wait connect new parent node."); |
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172 // close viewer |
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173 ViewerInterface viewer = rfb.getViewer(); |
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174 viewer.setVisible(false); |
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175 try { |
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176 // clean DataInputStream |
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177 reader.close(); |
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178 } catch (TransportException e1) { |
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179 e1.printStackTrace(); |
224 | 180 } |
181 } | |
182 stopTask(); | |
183 } catch (ProtocolException e) { | |
184 logger.severe(e.getMessage()); | |
185 if (isRunning) { | |
186 context.cleanUpSession(e.getMessage() + "\nConnection closed."); | |
187 } | |
188 stopTask(); | |
189 } catch (CommonException e) { | |
190 logger.severe(e.getMessage()); | |
191 if (isRunning) { | |
192 context.cleanUpSession("Connection closed.."); | |
193 } | |
194 stopTask(); | |
195 } catch (Throwable te) { | |
196 StringWriter sw = new StringWriter(); | |
197 PrintWriter pw = new PrintWriter(sw); | |
198 te.printStackTrace(pw); | |
353 | 199 logger.severe("updateRectangle record failed : " + te.getMessage()); |
224 | 200 if (isRunning) { |
201 context.cleanUpSession(te.getMessage() + "\n" + sw.toString()); | |
202 } | |
203 stopTask(); | |
204 } | |
205 } | |
206 } | |
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207 |
224 | 208 private void sleep(int i) { |
209 try { | |
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210 Thread.sleep(i); |
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211 } catch (InterruptedException e) { |
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212 // nothing. |
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213 |
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214 } |
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215 } |
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216 |
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217 |
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218 private void setColorMapEntries() throws TransportException { |
224 | 219 reader.readByte(); // padding |
220 reader.readUInt16(); // first color index | |
221 int length = reader.readUInt16(); | |
222 while (length-- > 0) { | |
223 reader.readUInt16(); // R | |
224 reader.readUInt16(); // G | |
225 reader.readUInt16(); // B | |
226 } | |
227 } | |
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228 |
224 | 229 private void serverCutText() throws TransportException { |
230 reader.readByte(); // padding | |
231 reader.readInt16(); // padding | |
232 int length = reader.readInt32() & Integer.MAX_VALUE; | |
233 clipboardController.updateSystemClipboard(reader.readBytes(length)); | |
234 } | |
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235 |
353 | 236 public void framebufferUpdateMessage() throws Exception { |
276 | 237 |
336 | 238 try { |
239 reader.readByte(); // padding | |
240 this.numberOfRectangles = reader.readUInt16(); | |
241 if(numberOfRectangles != 1) | |
242 System.out.println("numberofrectangle : " + numberOfRectangles); | |
243 while (numberOfRectangles-- > 0) { | |
244 FramebufferUpdateRectangle rect = new FramebufferUpdateRectangle(); | |
245 rect.fill(reader); | |
246 Decoder decoder = decoders.getDecoderByType(rect.getEncodingType()); | |
247 logger.finest(rect.toString() + (0 == numberOfRectangles ? "\n---" : "")); | |
248 if (decoder != null) { | |
353 | 249 try { |
250 decoder.decode(reader, renderer, rect); // TreeVNC processing here | |
251 if (rfb.getCuiVersion()) continue; | |
252 repaintController.repaintBitmap(rect); | |
253 } catch (Exception e) { | |
254 throw e; | |
255 } | |
336 | 256 } else if (rect.getEncodingType() == EncodingType.RICH_CURSOR) { |
257 RichCursorDecoder.getInstance().decode(reader, renderer, rect); | |
258 if(repaintController!=null) | |
259 repaintController.repaintCursor(); | |
260 } else if (rect.getEncodingType() == EncodingType.CURSOR_POS) { | |
261 renderer.decodeCursorPosition(rect); | |
224 | 262 repaintController.repaintCursor(); |
360 | 263 } else if (rect.getEncodingType() == EncodingType.DESKTOP_SIZE || rect.getEncodingType() == EncodingType.INIT_DATA |
264 || rect.getEncodingType() == EncodingType.EXTENDED_DESKTOP_SIZE) { | |
265 if (rect.getEncodingType() == EncodingType.EXTENDED_DESKTOP_SIZE){ | |
266 int numberOfScreen = reader.readByte(); | |
267 reader.readBytes(3); | |
268 LinkedList<FramebufferUpdateRectangle> screens = new LinkedList<FramebufferUpdateRectangle>(); | |
269 for (int i = 0; i < numberOfScreen; i++){ | |
270 long id = reader.readUInt32(); | |
271 int x = reader.readUInt16(); | |
272 int y = reader.readUInt16(); | |
273 int width = reader.readUInt16(); | |
274 int height = reader.readUInt16(); | |
275 long flag = reader.readUInt32(); | |
276 | |
277 | |
278 FramebufferUpdateRectangle screen = new FramebufferUpdateRectangle(x, y, width, height); | |
279 screen.port = (int) id; | |
280 screen.time = flag; | |
281 screens.add(screen); | |
282 System.out.println("screen " + id + ":" + "x=" + x + " y=" + y + "width=" + width + "height=" + height); | |
283 | |
284 } | |
285 | |
286 return; | |
287 } | |
336 | 288 fullscreenFbUpdateIncrementalRequest = new FramebufferUpdateRequestMessage(0, 0, rect.width, rect.height, false); |
289 rfb.setCuiVersion(false); | |
290 boolean visible = true; | |
360 | 291 |
336 | 292 if (rect.getEncodingType() == EncodingType.INIT_DATA) { |
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293 // VNCServer is changed, initiarize new screen. |
336 | 294 int length = reader.readInt32(); |
295 byte[] initData = new byte[length]; | |
296 reader.read(initData); | |
297 String name = new String(initData, 24, length - 24, "UTF-8"); | |
391 | 298 context.setRemoteDesktopName(name); |
299 context.setInitData(initData); | |
300 context.setFbWidth(rect.width); | |
301 context.setFbHeight(rect.height); | |
302 repaintController.updateRemoteDesktopName(context); | |
336 | 303 reader.reset(); |
412 | 304 // All children multicastqueue should be discarded here. |
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305 // rfb.clearChildrenTransmission(); |
336 | 306 rfb.readSendData(length + 20, reader, null, rect); // size of UpdateRectangleMessage with initData. |
307 short id = (short) rect.x; | |
308 visible = (id != rfb.getId()); | |
309 } | |
310 synchronized (renderer.getLock()) { | |
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311 if (!(rfb.getCuiVersion())) { |
336 | 312 renderer = repaintController.createRenderer(reader, rect.width, rect.height, context.getPixelFormat()); |
391 | 313 } |
336 | 314 } |
315 if (rect.getEncodingType() == EncodingType.INIT_DATA) { | |
316 repaintController.setVisible(visible); | |
317 } | |
362
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318 if (rfb.hasViewer()){ |
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319 rfb.getViewer().setFitScreen(); |
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320 } |
391 | 321 if (rfb.isTreeManager()) { |
322 context.sendMessage(new FramebufferUpdateRequestMessage(0, 0, rect.width, rect.height, false)); | |
323 } | |
324 | |
336 | 325 } else if (rect.getEncodingType() == EncodingType.CHECK_DELAY) { |
326 int checkDelaySize = 24; | |
327 int port = rfb.acceptPort; | |
328 String address = rfb.getMyAddress(); | |
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329 int dataLen = reader.readInt32(); |
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330 sendCheckDelayReply(rect.time, port, address, dataLen); |
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331 reader.reset(); |
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332 reader.readBytes(24); |
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333 decoder = decoders.getDecoderByType(EncodingType.ZRLEE); |
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334 decoder.decode(reader, renderer, rect); // TreeVNC processing here |
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335 repaintController.repaintBitmap(rect); |
336 | 336 } else if (rect.getEncodingType() == EncodingType.SOUND) { |
337 // SOUNDを受信した時の処理を | |
412 | 338 } else if (rect.getEncodingType() == EncodingType.ERROR_ANNOUNCE) { |
339 short id = (short) rect.x; | |
340 int length = reader.readInt32(); | |
341 byte[] errorMessage = new byte[length]; | |
342 reader.read(errorMessage); | |
343 String errorMessageStr = new String(errorMessage, "UTF-8"); | |
344 if (id == rfb.getId()) { | |
345 rfb.getViewer().getConnectionPresenter().showConnectionErrorDialog(errorMessageStr); | |
346 rfb.getViewer().getConnectionPresenter().clearMessage(); | |
347 } | |
348 if (!rfb.hasParent()) { | |
349 reader.reset(); | |
350 rfb.readSendData(length + 20, reader, null, rect); | |
351 } | |
336 | 352 } else |
353 throw new CommonException("Unprocessed encoding: " + rect.toString()); | |
354 } | |
355 } catch (UnsupportedEncodingException e) { | |
346 | 356 e.getMessage(); |
336 | 357 e.printStackTrace(); |
358 reader.close(); | |
224 | 359 } |
275 | 360 |
336 | 361 if (rfb.isTreeManager()) { |
362 synchronized (this) { | |
363 if (needSendPixelFormat) { | |
364 needSendPixelFormat = false; | |
365 context.setPixelFormat(pixelFormat); | |
366 context.sendMessage(new SetPixelFormatMessage(pixelFormat)); | |
367 logger.fine("sent: " + pixelFormat); | |
368 context.sendRefreshMessage(); | |
369 logger.fine("sent: nonincremental fb update"); | |
370 } | |
224 | 371 } |
372 } | |
373 } | |
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374 |
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375 private void sendCheckDelayReply(long time, int port, String address, int dataLen) throws UnsupportedEncodingException { |
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376 context.sendMessage(new CheckDelayReply(time, port, address, dataLen)); |
230 | 377 } |
378 | |
224 | 379 public synchronized void queueUpdatePixelFormat(PixelFormat pf) { |
380 pixelFormat = pf; | |
381 needSendPixelFormat = true; | |
382 // context.sendMessage(new FramebufferUpdateRequestMessage(0, 0, 1, 1, false)); | |
383 } | |
384 | |
385 public void stopTask() { | |
386 isRunning = false; | |
420
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387 if (timer != null) { |
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388 timer.cancel(); |
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389 timer.purge(); |
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390 } |
224 | 391 } |
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392 |
224 | 393 private void connectionFinished() { |
394 rfb.vncConnected(true); | |
395 } | |
396 | |
397 private void getLost(Reader reader) throws Exception { | |
242 | 398 int addSerialNumFlag = reader.readInt32(); |
224 | 399 long num = reader.readInt64(); |
243 | 400 if (addSerialNumFlag == 1) { |
401 if(num != ++checkCounter) { | |
402 System.out.println("LostData" + (num - checkCounter)); | |
403 checkCounter = num; | |
404 } | |
224 | 405 } |
406 } | |
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407 } |