Mercurial > 510Connectbot
annotate src/com/five_ten_sg/connectbot/service/TerminalBridge.java @ 58:79aaf30947e2 tn5250
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| author | Carl Byington <carl@five-ten-sg.com> |
|---|---|
| date | Wed, 11 Jun 2014 15:31:22 -0700 |
| parents | a3fd10a8c0de |
| children | 228273d69ca4 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 * ConnectBot: simple, powerful, open-source SSH client for Android | |
| 3 * Copyright 2007 Kenny Root, Jeffrey Sharkey | |
| 4 * | |
| 5 * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 6 * you may not use this file except in compliance with the License. | |
| 7 * You may obtain a copy of the License at | |
| 8 * | |
| 9 * http://www.apache.org/licenses/LICENSE-2.0 | |
| 10 * | |
| 11 * Unless required by applicable law or agreed to in writing, software | |
| 12 * distributed under the License is distributed on an "AS IS" BASIS, | |
| 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 14 * See the License for the specific language governing permissions and | |
| 15 * limitations under the License. | |
| 16 */ | |
| 17 | |
| 18 package com.five_ten_sg.connectbot.service; | |
| 19 | |
| 20 import java.io.File; | |
| 21 import java.io.FileOutputStream; | |
| 22 import java.io.IOException; | |
| 23 import java.nio.charset.Charset; | |
| 24 import java.text.SimpleDateFormat; | |
| 25 import java.util.Date; | |
| 26 import java.util.LinkedHashSet; | |
| 27 import java.util.LinkedList; | |
| 28 import java.util.List; | |
| 29 import java.util.Set; | |
| 30 import java.util.regex.Matcher; | |
| 31 import java.util.regex.Pattern; | |
| 32 | |
| 33 import com.five_ten_sg.connectbot.R; | |
| 34 import com.five_ten_sg.connectbot.TerminalView; | |
| 35 import com.five_ten_sg.connectbot.bean.HostBean; | |
| 36 import com.five_ten_sg.connectbot.bean.PortForwardBean; | |
| 37 import com.five_ten_sg.connectbot.bean.SelectionArea; | |
| 38 import com.five_ten_sg.connectbot.transport.AbsTransport; | |
| 39 import com.five_ten_sg.connectbot.transport.TransportFactory; | |
| 40 import com.five_ten_sg.connectbot.util.HostDatabase; | |
| 41 import com.five_ten_sg.connectbot.util.PreferenceConstants; | |
| 42 import android.app.AlertDialog; | |
| 43 import android.content.Context; | |
| 44 import android.graphics.Bitmap; | |
| 45 import android.graphics.Bitmap.Config; | |
| 46 import android.graphics.Canvas; | |
| 47 import android.graphics.Color; | |
| 48 import android.graphics.Paint; | |
| 49 import android.graphics.Paint.FontMetrics; | |
| 50 import android.graphics.Typeface; | |
| 51 import android.os.Binder; | |
| 52 import android.os.Environment; | |
| 53 import android.text.ClipboardManager; | |
| 54 import android.text.Editable; | |
| 55 import android.text.method.CharacterPickerDialog; | |
| 56 import android.util.FloatMath; | |
| 57 import android.util.Log; | |
| 58 import android.view.KeyEvent; | |
| 59 import android.view.View; | |
| 60 import android.widget.AdapterView; | |
| 61 import android.widget.Button; | |
| 62 import de.mud.terminal.VDUBuffer; | |
| 63 import de.mud.terminal.VDUDisplay; | |
| 64 import de.mud.terminal.vt320; | |
| 65 | |
| 66 | |
| 67 /** | |
| 68 * Provides a bridge between a MUD terminal buffer and a possible TerminalView. | |
| 69 * This separation allows us to keep the TerminalBridge running in a background | |
| 70 * service. A TerminalView shares down a bitmap that we can use for rendering | |
| 71 * when available. | |
| 72 * | |
| 73 * This class also provides SSH hostkey verification prompting, and password | |
| 74 * prompting. | |
| 75 */ | |
| 76 @SuppressWarnings("deprecation") // for ClipboardManager | |
| 77 public class TerminalBridge implements VDUDisplay { | |
| 78 public final static String TAG = "ConnectBot.TerminalBridge"; | |
| 79 | |
| 80 public final static int DEFAULT_FONT_SIZE = 10; | |
| 81 private final static int FONT_SIZE_STEP = 2; | |
| 82 | |
| 83 public Integer[] color; | |
| 84 | |
| 85 public int defaultFg = HostDatabase.DEFAULT_FG_COLOR; | |
| 86 public int defaultBg = HostDatabase.DEFAULT_BG_COLOR; | |
| 87 | |
| 88 protected final TerminalManager manager; | |
| 89 | |
| 90 public HostBean host; | |
| 91 | |
| 92 AbsTransport transport; | |
| 93 | |
| 94 final Paint defaultPaint; | |
| 95 | |
| 96 private Relay relay; | |
| 97 | |
| 98 private final String emulation; | |
| 99 | |
| 100 public Bitmap bitmap = null; | |
| 101 public vt320 buffer = null; | |
| 102 | |
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103 public TerminalView parent = null; |
| 0 | 104 private final Canvas canvas = new Canvas(); |
| 105 | |
| 106 private boolean disconnected = false; | |
| 107 private boolean awaitingClose = false; | |
| 108 | |
| 109 private boolean forcedSize = false; | |
| 110 private int columns; | |
| 111 private int rows; | |
| 112 | |
| 113 public TerminalMonitor monitor = null; | |
| 114 private TerminalKeyListener keyListener = null; | |
| 115 | |
| 116 private boolean selectingForCopy = false; | |
| 117 private final SelectionArea selectionArea; | |
| 118 | |
| 119 // TODO add support for the new clipboard API | |
| 120 private ClipboardManager clipboard; | |
| 121 | |
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122 public int charWidth = -1; |
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123 public int charHeight = -1; |
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124 private int charTop = -1; |
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125 private float fontSize = -1; |
| 0 | 126 |
| 127 private final List<FontSizeChangedListener> fontSizeChangedListeners; | |
| 128 | |
| 129 private final List<String> localOutput; | |
| 130 | |
| 131 /** | |
| 132 * Flag indicating if we should perform a full-screen redraw during our next | |
| 133 * rendering pass. | |
| 134 */ | |
| 135 private boolean fullRedraw = false; | |
| 136 | |
| 137 public PromptHelper promptHelper; | |
| 138 | |
| 139 protected BridgeDisconnectedListener disconnectListener = null; | |
| 140 | |
| 141 /** | |
| 142 * Create a new terminal bridge suitable for unit testing. | |
| 143 */ | |
| 144 public TerminalBridge() { | |
| 145 buffer = new vt320() { | |
| 146 @Override | |
| 147 public void write(byte[] b) {} | |
| 148 @Override | |
| 149 public void write(int b) {} | |
| 150 @Override | |
| 151 public void sendTelnetCommand(byte cmd) {} | |
| 152 @Override | |
| 153 public void setWindowSize(int c, int r) {} | |
| 154 @Override | |
| 155 public void debug(String s) {} | |
| 156 }; | |
| 157 emulation = null; | |
| 158 manager = null; | |
| 159 defaultPaint = new Paint(); | |
| 160 selectionArea = new SelectionArea(); | |
| 161 localOutput = new LinkedList<String>(); | |
| 162 fontSizeChangedListeners = new LinkedList<FontSizeChangedListener>(); | |
| 163 transport = null; | |
| 164 keyListener = new TerminalKeyListener(manager, this, buffer, null); | |
| 165 monitor = null; | |
| 166 } | |
| 167 | |
| 168 /** | |
|
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169 * Create new terminal bridge with following parameters. |
| 0 | 170 */ |
| 171 public TerminalBridge(final TerminalManager manager, final HostBean host) throws IOException { | |
| 172 float hostFontSize; | |
| 173 this.manager = manager; | |
| 174 this.host = host; | |
| 175 emulation = manager.getEmulation(); | |
| 176 // create prompt helper to relay password and hostkey requests up to gui | |
| 177 promptHelper = new PromptHelper(this); | |
| 178 // create our default paint | |
| 179 defaultPaint = new Paint(); | |
| 180 defaultPaint.setAntiAlias(true); | |
| 181 defaultPaint.setTypeface(Typeface.MONOSPACE); | |
| 182 defaultPaint.setFakeBoldText(true); // more readable? | |
| 183 localOutput = new LinkedList<String>(); | |
| 184 fontSizeChangedListeners = new LinkedList<FontSizeChangedListener>(); | |
| 185 Integer defaultFontSize = Integer.parseInt(manager.prefs.getString(PreferenceConstants.DEFAULT_FONT_SIZE, "-1")); | |
| 186 Log.i(TAG, "fontSize: " + this.fontSize + ", defaultFontSize: " + defaultFontSize); | |
| 187 | |
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188 if (fontSize == -1) { |
| 0 | 189 if (defaultFontSize > 0 && host.getFontSize() == -1) |
| 190 hostFontSize = defaultFontSize; | |
| 191 else | |
| 192 hostFontSize = host.getFontSize(); | |
| 193 } | |
| 194 else | |
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195 hostFontSize = fontSize; |
| 0 | 196 |
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197 if (hostFontSize <= 0) hostFontSize = DEFAULT_FONT_SIZE; |
| 0 | 198 |
| 199 setFontSize(hostFontSize); | |
| 200 resetColors(); | |
| 201 selectionArea = new SelectionArea(); | |
| 202 } | |
| 203 | |
| 204 public PromptHelper getPromptHelper() { | |
| 205 return promptHelper; | |
| 206 } | |
| 207 | |
| 208 /** | |
| 209 * Spawn thread to open connection and start login process. | |
| 210 */ | |
| 211 protected void startConnection() { | |
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212 transport = TransportFactory.getTransport(host.getProtocol()); |
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213 transport.setLinks(manager, this, host, emulation); |
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214 buffer = transport.getTransportBuffer(); |
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215 keyListener = transport.getTerminalKeyListener(); |
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216 |
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217 String monitor_init = host.getMonitor(); |
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218 if ((monitor_init != null) && (monitor_init.length() > 0)) { |
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219 monitor = new TerminalMonitor(manager, buffer, keyListener, parent, monitor_init); |
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220 } |
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221 |
| 0 | 222 transport.setCompression(host.getCompression()); |
| 223 transport.setHttpproxy(host.getHttpproxy()); | |
| 224 transport.setUseAuthAgent(host.getUseAuthAgent()); | |
| 225 | |
| 226 if (transport.canForwardPorts()) { | |
| 227 for (PortForwardBean portForward : manager.hostdb.getPortForwardsForHost(host)) | |
| 228 transport.addPortForward(portForward); | |
| 229 } | |
| 230 | |
| 231 outputLine(manager.res.getString(R.string.terminal_connecting, host.getHostname(), host.getPort(), host.getProtocol())); | |
| 232 Thread connectionThread = new Thread(new Runnable() { | |
| 233 public void run() { | |
| 234 transport.connect(); | |
| 235 } | |
| 236 }); | |
| 237 connectionThread.setName("Connection"); | |
| 238 connectionThread.setDaemon(true); | |
| 239 connectionThread.start(); | |
| 240 } | |
| 241 | |
| 242 /** | |
| 243 * Handle challenges from keyboard-interactive authentication mode. | |
| 244 */ | |
| 245 public String[] replyToChallenge(String name, String instruction, int numPrompts, String[] prompt, boolean[] echo) { | |
| 246 String[] responses = new String[numPrompts]; | |
| 247 | |
| 248 for (int i = 0; i < numPrompts; i++) { | |
| 249 // request response from user for each prompt | |
| 250 responses[i] = promptHelper.requestPasswordPrompt(instruction, prompt[i]); | |
| 251 } | |
| 252 | |
| 253 return responses; | |
| 254 } | |
| 255 | |
| 256 /** | |
| 257 * @return charset in use by bridge | |
| 258 */ | |
| 259 public Charset getCharset() { | |
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260 if (relay != null) return relay.getCharset(); |
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261 return keyListener.getCharset(); |
| 0 | 262 } |
| 263 | |
| 264 /** | |
| 265 * Sets the encoding used by the terminal. If the connection is live, | |
| 266 * then the character set is changed for the next read. | |
| 267 * @param encoding the canonical name of the character encoding | |
| 268 */ | |
| 269 public void setCharset(String encoding) { | |
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270 if (relay != null) relay.setCharset(encoding); |
| 0 | 271 keyListener.setCharset(encoding); |
| 272 } | |
| 273 | |
| 274 /** | |
| 275 * Convenience method for writing a line into the underlying MUD buffer. | |
| 276 * Should never be called once the session is established. | |
| 277 */ | |
| 278 public final void outputLine(String line) { | |
| 279 if (transport != null && transport.isSessionOpen()) | |
| 280 Log.e(TAG, "Session established, cannot use outputLine!", new IOException("outputLine call traceback")); | |
| 281 | |
| 282 synchronized (localOutput) { | |
| 283 final String s = line + "\r\n"; | |
| 284 localOutput.add(s); | |
| 285 buffer.putString(s); | |
| 286 // For accessibility | |
| 287 final char[] charArray = s.toCharArray(); | |
| 288 propagateConsoleText(charArray, charArray.length); | |
| 289 } | |
| 290 } | |
| 291 | |
| 292 /** | |
| 293 * Inject a specific string into this terminal. Used for post-login strings | |
| 294 * and pasting clipboard. | |
| 295 */ | |
| 296 public void injectString(final String string) { | |
| 297 if (string == null || string.length() == 0) | |
| 298 return; | |
| 299 | |
| 300 Thread injectStringThread = new Thread(new Runnable() { | |
| 301 public void run() { | |
| 302 try { | |
| 303 transport.write(string.getBytes(host.getEncoding())); | |
| 304 } | |
| 305 catch (Exception e) { | |
| 306 Log.e(TAG, "Couldn't inject string to remote host: ", e); | |
| 307 } | |
| 308 } | |
| 309 }); | |
| 310 injectStringThread.setName("InjectString"); | |
| 311 injectStringThread.start(); | |
| 312 } | |
| 313 | |
| 314 /** | |
| 315 * Internal method to request actual PTY terminal once we've finished | |
| 316 * authentication. If called before authenticated, it will just fail. | |
| 317 */ | |
| 318 public void onConnected() { | |
| 319 disconnected = false; | |
| 320 buffer.reset(); | |
| 321 buffer.setAnswerBack(emulation); | |
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322 localOutput.clear(); // We no longer need our local output. |
| 0 | 323 |
| 324 if (HostDatabase.DELKEY_BACKSPACE.equals(host.getDelKey())) | |
| 325 buffer.setBackspace(vt320.DELETE_IS_BACKSPACE); | |
| 326 else | |
| 327 buffer.setBackspace(vt320.DELETE_IS_DEL); | |
| 328 | |
| 329 // create thread to relay incoming connection data to buffer | |
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330 // only if needed by the transport |
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331 if (transport.needsRelay()) { |
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332 relay = new Relay(this, transport, buffer, host.getEncoding()); |
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333 Thread relayThread = new Thread(relay); |
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334 relayThread.setDaemon(true); |
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335 relayThread.setName("Relay"); |
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336 relayThread.start(); |
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337 } |
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338 |
| 0 | 339 // force font-size to make sure we resizePTY as needed |
| 340 setFontSize(fontSize); | |
| 341 // finally send any post-login string, if requested | |
| 342 injectString(host.getPostLogin()); | |
| 343 } | |
| 344 | |
| 345 /** | |
| 346 * @return whether a session is open or not | |
| 347 */ | |
| 348 public boolean isSessionOpen() { | |
| 349 if (transport != null) return transport.isSessionOpen(); | |
| 350 | |
| 351 return false; | |
| 352 } | |
| 353 | |
| 354 public void setOnDisconnectedListener(BridgeDisconnectedListener disconnectListener) { | |
| 355 this.disconnectListener = disconnectListener; | |
| 356 } | |
| 357 | |
| 358 /** | |
| 359 * Force disconnection of this terminal bridge. | |
| 360 */ | |
| 361 public void dispatchDisconnect(boolean immediate) { | |
| 362 // We don't need to do this multiple times. | |
| 363 synchronized (this) { | |
| 364 if (disconnected && !immediate) return; | |
| 365 | |
| 366 disconnected = true; | |
| 367 } | |
| 368 | |
| 369 // Cancel any pending prompts. | |
| 370 promptHelper.cancelPrompt(); | |
| 371 // disconnection request hangs if we havent really connected to a host yet | |
| 372 // temporary fix is to just spawn disconnection into a thread | |
| 373 Thread disconnectThread = new Thread(new Runnable() { | |
| 374 public void run() { | |
| 375 if (transport != null && transport.isConnected()) | |
| 376 transport.close(); | |
| 377 } | |
| 378 }); | |
| 379 disconnectThread.setName("Disconnect"); | |
| 380 disconnectThread.start(); | |
| 381 | |
| 382 if (immediate) { | |
| 383 awaitingClose = true; | |
| 384 | |
| 385 if (disconnectListener != null) | |
| 386 disconnectListener.onDisconnected(TerminalBridge.this); | |
| 387 } | |
| 388 else { | |
| 389 final String line = manager.res.getString(R.string.alert_disconnect_msg); | |
| 390 buffer.putString("\r\n" + line + "\r\n"); | |
| 391 | |
| 392 if (host.getStayConnected()) { | |
| 393 manager.requestReconnect(this); | |
| 394 return; | |
| 395 } | |
| 396 | |
| 397 Thread disconnectPromptThread = new Thread(new Runnable() { | |
| 398 public void run() { | |
| 399 Boolean result = promptHelper.requestBooleanPrompt(null, | |
| 400 manager.res.getString(R.string.prompt_host_disconnected)); | |
| 401 | |
| 402 if (result == null || result.booleanValue()) { | |
| 403 awaitingClose = true; | |
| 404 | |
| 405 // Tell the TerminalManager that we can be destroyed now. | |
| 406 if (disconnectListener != null) | |
| 407 disconnectListener.onDisconnected(TerminalBridge.this); | |
| 408 } | |
| 409 } | |
| 410 }); | |
| 411 disconnectPromptThread.setName("DisconnectPrompt"); | |
| 412 disconnectPromptThread.setDaemon(true); | |
| 413 disconnectPromptThread.start(); | |
| 414 } | |
| 415 | |
| 416 // close the monitor | |
| 417 if (monitor != null) monitor.Disconnect(); | |
| 418 monitor = null; | |
| 419 } | |
| 420 | |
| 421 public void setSelectingForCopy(boolean selectingForCopy) { | |
| 422 this.selectingForCopy = selectingForCopy; | |
| 423 } | |
| 424 | |
| 425 public boolean isSelectingForCopy() { | |
| 426 return selectingForCopy; | |
| 427 } | |
| 428 | |
| 429 public SelectionArea getSelectionArea() { | |
| 430 return selectionArea; | |
| 431 } | |
| 432 | |
| 433 public synchronized void tryKeyVibrate() { | |
| 434 manager.tryKeyVibrate(); | |
| 435 } | |
| 436 | |
| 437 /** | |
| 438 * Request a different font size. Will make call to parentChanged() to make | |
| 439 * sure we resize PTY if needed. | |
| 440 */ | |
| 441 /* package */ final void setFontSize(float size) { | |
| 442 if (size <= 0.0) | |
| 443 return; | |
| 444 | |
| 445 defaultPaint.setTextSize(size); | |
| 446 fontSize = size; | |
| 447 // read new metrics to get exact pixel dimensions | |
| 448 FontMetrics fm = defaultPaint.getFontMetrics(); | |
| 449 charTop = (int)FloatMath.ceil(fm.top); | |
| 450 float[] widths = new float[1]; | |
| 451 defaultPaint.getTextWidths("X", widths); | |
| 452 charWidth = (int)FloatMath.ceil(widths[0]); | |
| 453 charHeight = (int)FloatMath.ceil(fm.descent - fm.top); | |
| 454 | |
| 455 // refresh any bitmap with new font size | |
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456 if (parent != null) parentChanged(parent); |
| 0 | 457 |
| 458 for (FontSizeChangedListener ofscl : fontSizeChangedListeners) | |
| 459 ofscl.onFontSizeChanged(size); | |
| 460 | |
| 461 host.setFontSize((int) fontSize); | |
| 462 manager.hostdb.updateFontSize(host); | |
| 463 } | |
| 464 | |
| 465 /** | |
| 466 * Add an {@link FontSizeChangedListener} to the list of listeners for this | |
| 467 * bridge. | |
| 468 * | |
| 469 * @param listener | |
| 470 * listener to add | |
| 471 */ | |
| 472 public void addFontSizeChangedListener(FontSizeChangedListener listener) { | |
| 473 fontSizeChangedListeners.add(listener); | |
| 474 } | |
| 475 | |
| 476 /** | |
| 477 * Remove an {@link FontSizeChangedListener} from the list of listeners for | |
| 478 * this bridge. | |
| 479 * | |
| 480 * @param listener | |
| 481 */ | |
| 482 public void removeFontSizeChangedListener(FontSizeChangedListener listener) { | |
| 483 fontSizeChangedListeners.remove(listener); | |
| 484 } | |
| 485 | |
| 486 /** | |
| 487 * Something changed in our parent {@link TerminalView}, maybe it's a new | |
| 488 * parent, or maybe it's an updated font size. We should recalculate | |
| 489 * terminal size information and request a PTY resize. | |
| 490 */ | |
| 491 | |
| 492 public final synchronized void parentChanged(TerminalView parent) { | |
| 493 if (manager != null && !manager.isResizeAllowed()) { | |
| 494 Log.d(TAG, "Resize is not allowed now"); | |
| 495 return; | |
| 496 } | |
| 497 | |
| 498 this.parent = parent; | |
| 499 final int width = parent.getWidth(); | |
| 500 final int height = parent.getHeight(); | |
| 501 | |
| 502 // Something has gone wrong with our layout; we're 0 width or height! | |
| 503 if (width <= 0 || height <= 0) | |
| 504 return; | |
| 505 | |
| 506 clipboard = (ClipboardManager) parent.getContext().getSystemService(Context.CLIPBOARD_SERVICE); | |
| 507 keyListener.setClipboardManager(clipboard); | |
| 508 | |
| 509 if (!forcedSize) { | |
| 510 // recalculate buffer size | |
| 511 int newColumns, newRows; | |
| 512 newColumns = width / charWidth; | |
| 513 newRows = height / charHeight; | |
| 514 | |
| 515 // If nothing has changed in the terminal dimensions and not an intial | |
| 516 // draw then don't blow away scroll regions and such. | |
| 517 if (newColumns == columns && newRows == rows) | |
| 518 return; | |
| 519 | |
| 520 columns = newColumns; | |
| 521 rows = newRows; | |
| 522 } | |
| 523 | |
| 524 // reallocate new bitmap if needed | |
| 525 boolean newBitmap = (bitmap == null); | |
| 526 | |
| 527 if (bitmap != null) | |
| 528 newBitmap = (bitmap.getWidth() != width || bitmap.getHeight() != height); | |
| 529 | |
| 530 if (newBitmap) { | |
| 531 discardBitmap(); | |
| 532 bitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888); | |
| 533 canvas.setBitmap(bitmap); | |
| 534 } | |
| 535 | |
| 536 // clear out any old buffer information | |
| 537 defaultPaint.setColor(Color.BLACK); | |
| 538 canvas.drawPaint(defaultPaint); | |
| 539 | |
| 540 // Stroke the border of the terminal if the size is being forced; | |
| 541 if (forcedSize) { | |
| 542 int borderX = (columns * charWidth) + 1; | |
| 543 int borderY = (rows * charHeight) + 1; | |
| 544 defaultPaint.setColor(Color.GRAY); | |
| 545 defaultPaint.setStrokeWidth(0.0f); | |
| 546 | |
| 547 if (width >= borderX) | |
| 548 canvas.drawLine(borderX, 0, borderX, borderY + 1, defaultPaint); | |
| 549 | |
| 550 if (height >= borderY) | |
| 551 canvas.drawLine(0, borderY, borderX + 1, borderY, defaultPaint); | |
| 552 } | |
| 553 | |
| 554 try { | |
| 555 // request a terminal pty resize | |
|
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556 if (buffer != null) { |
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557 synchronized (buffer) { |
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558 buffer.setScreenSize(columns, rows, true); |
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559 } |
| 0 | 560 } |
| 561 | |
| 562 if (transport != null) | |
| 563 transport.setDimensions(columns, rows, width, height); | |
| 564 } | |
| 565 catch (Exception e) { | |
| 566 Log.e(TAG, "Problem while trying to resize screen or PTY", e); | |
| 567 } | |
| 568 | |
|
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569 // redraw local output if we don't have a session to receive our resize request |
| 0 | 570 if (transport == null) { |
| 571 synchronized (localOutput) { | |
| 572 buffer.reset(); | |
| 573 | |
| 574 for (String line : localOutput) | |
| 575 buffer.putString(line); | |
| 576 } | |
| 577 } | |
| 578 | |
| 579 // force full redraw with new buffer size | |
| 580 fullRedraw = true; | |
| 581 redraw(); | |
| 582 parent.notifyUser(String.format("%d x %d", columns, rows)); | |
| 583 Log.i(TAG, String.format("parentChanged() now width=%d, height=%d", columns, rows)); | |
| 584 } | |
| 585 | |
| 586 /** | |
| 587 * Somehow our parent {@link TerminalView} was destroyed. Now we don't need | |
| 588 * to redraw anywhere, and we can recycle our internal bitmap. | |
| 589 */ | |
| 590 | |
| 591 public synchronized void parentDestroyed() { | |
| 592 parent = null; | |
| 593 discardBitmap(); | |
| 594 } | |
| 595 | |
| 596 private void discardBitmap() { | |
| 597 if (bitmap != null) | |
| 598 bitmap.recycle(); | |
| 599 | |
| 600 bitmap = null; | |
| 601 } | |
| 602 | |
| 603 public void propagateConsoleText(char[] rawText, int length) { | |
| 604 if (parent != null) { | |
| 605 parent.propagateConsoleText(rawText, length); | |
| 606 } | |
| 607 } | |
| 608 | |
| 609 public void onDraw() { | |
| 610 int fg, bg; | |
| 611 | |
| 612 synchronized (buffer) { | |
| 613 boolean entireDirty = buffer.update[0] || fullRedraw; | |
| 614 boolean isWideCharacter = false; | |
| 615 | |
| 616 // walk through all lines in the buffer | |
| 617 for (int l = 0; l < buffer.height; l++) { | |
| 618 // check if this line is dirty and needs to be repainted | |
| 619 // also check for entire-buffer dirty flags | |
| 620 if (!entireDirty && !buffer.update[l + 1]) continue; | |
| 621 | |
| 622 // reset dirty flag for this line | |
| 623 buffer.update[l + 1] = false; | |
| 624 | |
| 625 // walk through all characters in this line | |
| 626 for (int c = 0; c < buffer.width; c++) { | |
| 627 int addr = 0; | |
| 628 int currAttr = buffer.charAttributes[buffer.windowBase + l][c]; | |
| 629 { | |
| 630 int fgcolor = defaultFg; | |
| 631 | |
| 632 // check if foreground color attribute is set | |
| 633 if ((currAttr & VDUBuffer.COLOR_FG) != 0) | |
| 634 fgcolor = ((currAttr & VDUBuffer.COLOR_FG) >> VDUBuffer.COLOR_FG_SHIFT) - 1; | |
| 635 | |
| 636 if (fgcolor < 8 && (currAttr & VDUBuffer.BOLD) != 0) | |
| 637 fg = color[fgcolor + 8]; | |
| 638 else | |
| 639 fg = color[fgcolor]; | |
| 640 } | |
| 641 | |
| 642 // check if background color attribute is set | |
| 643 if ((currAttr & VDUBuffer.COLOR_BG) != 0) | |
| 644 bg = color[((currAttr & VDUBuffer.COLOR_BG) >> VDUBuffer.COLOR_BG_SHIFT) - 1]; | |
| 645 else | |
| 646 bg = color[defaultBg]; | |
| 647 | |
| 648 // support character inversion by swapping background and foreground color | |
| 649 if ((currAttr & VDUBuffer.INVERT) != 0) { | |
| 650 int swapc = bg; | |
| 651 bg = fg; | |
| 652 fg = swapc; | |
| 653 } | |
| 654 | |
| 655 // set underlined attributes if requested | |
| 656 defaultPaint.setUnderlineText((currAttr & VDUBuffer.UNDERLINE) != 0); | |
| 657 isWideCharacter = (currAttr & VDUBuffer.FULLWIDTH) != 0; | |
| 658 | |
| 659 if (isWideCharacter) | |
| 660 addr++; | |
| 661 else { | |
| 662 // determine the amount of continuous characters with the same settings and print them all at once | |
| 663 while (c + addr < buffer.width | |
| 664 && buffer.charAttributes[buffer.windowBase + l][c + addr] == currAttr) { | |
| 665 addr++; | |
| 666 } | |
| 667 } | |
| 668 | |
| 669 // Save the current clip region | |
| 670 canvas.save(Canvas.CLIP_SAVE_FLAG); | |
| 671 // clear this dirty area with background color | |
| 672 defaultPaint.setColor(bg); | |
| 673 | |
| 674 if (isWideCharacter) { | |
| 675 canvas.clipRect(c * charWidth, | |
| 676 l * charHeight, | |
| 677 (c + 2) * charWidth, | |
| 678 (l + 1) * charHeight); | |
| 679 } | |
| 680 else { | |
| 681 canvas.clipRect(c * charWidth, | |
| 682 l * charHeight, | |
| 683 (c + addr) * charWidth, | |
| 684 (l + 1) * charHeight); | |
| 685 } | |
| 686 | |
| 687 canvas.drawPaint(defaultPaint); | |
| 688 // write the text string starting at 'c' for 'addr' number of characters | |
| 689 defaultPaint.setColor(fg); | |
| 690 | |
| 691 if ((currAttr & VDUBuffer.INVISIBLE) == 0) | |
| 692 canvas.drawText(buffer.charArray[buffer.windowBase + l], c, | |
| 693 addr, c * charWidth, (l * charHeight) - charTop, | |
| 694 defaultPaint); | |
| 695 | |
| 696 // Restore the previous clip region | |
| 697 canvas.restore(); | |
| 698 // advance to the next text block with different characteristics | |
| 699 c += addr - 1; | |
| 700 | |
| 701 if (isWideCharacter) | |
| 702 c++; | |
| 703 } | |
| 704 } | |
| 705 | |
| 706 // reset entire-buffer flags | |
| 707 buffer.update[0] = false; | |
| 708 } | |
| 709 | |
| 710 fullRedraw = false; | |
| 711 } | |
| 712 | |
| 713 public void redraw() { | |
| 714 if (parent != null) | |
| 715 parent.postInvalidate(); | |
| 716 } | |
| 717 | |
| 718 // We don't have a scroll bar. | |
| 719 public void updateScrollBar() { | |
| 720 } | |
| 721 | |
| 722 /** | |
| 723 * Resize terminal to fit [rows]x[cols] in screen of size [width]x[height] | |
| 724 * @param rows | |
| 725 * @param cols | |
| 726 * @param width | |
| 727 * @param height | |
| 728 */ | |
| 729 | |
| 730 public synchronized void resizeComputed(int cols, int rows, int width, int height) { | |
| 731 float size = 8.0f; | |
| 732 float step = 8.0f; | |
| 733 float limit = 0.125f; | |
| 734 int direction; | |
| 735 | |
| 736 while ((direction = fontSizeCompare(size, cols, rows, width, height)) < 0) | |
| 737 size += step; | |
| 738 | |
| 739 if (direction == 0) { | |
| 740 Log.d("fontsize", String.format("Found match at %f", size)); | |
| 741 return; | |
| 742 } | |
| 743 | |
| 744 step /= 2.0f; | |
| 745 size -= step; | |
| 746 | |
| 747 while ((direction = fontSizeCompare(size, cols, rows, width, height)) != 0 | |
| 748 && step >= limit) { | |
| 749 step /= 2.0f; | |
| 750 | |
| 751 if (direction > 0) { | |
| 752 size -= step; | |
| 753 } | |
| 754 else { | |
| 755 size += step; | |
| 756 } | |
| 757 } | |
| 758 | |
| 759 if (direction > 0) | |
| 760 size -= step; | |
| 761 | |
| 762 this.columns = cols; | |
| 763 this.rows = rows; | |
| 764 forcedSize = true; | |
| 765 setFontSize(size); | |
| 766 } | |
| 767 | |
| 768 private int fontSizeCompare(float size, int cols, int rows, int width, int height) { | |
| 769 // read new metrics to get exact pixel dimensions | |
| 770 defaultPaint.setTextSize(size); | |
| 771 FontMetrics fm = defaultPaint.getFontMetrics(); | |
| 772 float[] widths = new float[1]; | |
| 773 defaultPaint.getTextWidths("X", widths); | |
| 774 int termWidth = (int)widths[0] * cols; | |
| 775 int termHeight = (int)FloatMath.ceil(fm.descent - fm.top) * rows; | |
| 776 Log.d("fontsize", String.format("font size %f resulted in %d x %d", size, termWidth, termHeight)); | |
| 777 | |
| 778 // Check to see if it fits in resolution specified. | |
| 779 if (termWidth > width || termHeight > height) | |
| 780 return 1; | |
| 781 | |
| 782 if (termWidth == width || termHeight == height) | |
| 783 return 0; | |
| 784 | |
| 785 return -1; | |
| 786 } | |
| 787 | |
| 788 /** | |
| 789 * @return whether underlying transport can forward ports | |
| 790 */ | |
| 791 public boolean canFowardPorts() { | |
| 792 return transport.canForwardPorts(); | |
| 793 } | |
| 794 | |
| 795 /** | |
| 796 * Adds the {@link PortForwardBean} to the list. | |
| 797 * @param portForward the port forward bean to add | |
| 798 * @return true on successful addition | |
| 799 */ | |
| 800 public boolean addPortForward(PortForwardBean portForward) { | |
| 801 return transport.addPortForward(portForward); | |
| 802 } | |
| 803 | |
| 804 /** | |
| 805 * Removes the {@link PortForwardBean} from the list. | |
| 806 * @param portForward the port forward bean to remove | |
| 807 * @return true on successful removal | |
| 808 */ | |
| 809 public boolean removePortForward(PortForwardBean portForward) { | |
| 810 return transport.removePortForward(portForward); | |
| 811 } | |
| 812 | |
| 813 /** | |
| 814 * @return the list of port forwards | |
| 815 */ | |
| 816 public List<PortForwardBean> getPortForwards() { | |
| 817 return transport.getPortForwards(); | |
| 818 } | |
| 819 | |
| 820 /** | |
| 821 * Enables a port forward member. After calling this method, the port forward should | |
| 822 * be operational. | |
| 823 * @param portForward member of our current port forwards list to enable | |
| 824 * @return true on successful port forward setup | |
| 825 */ | |
| 826 public boolean enablePortForward(PortForwardBean portForward) { | |
| 827 if (!transport.isConnected()) { | |
| 828 Log.i(TAG, "Attempt to enable port forward while not connected"); | |
| 829 return false; | |
| 830 } | |
| 831 | |
| 832 return transport.enablePortForward(portForward); | |
| 833 } | |
| 834 | |
| 835 /** | |
| 836 * Disables a port forward member. After calling this method, the port forward should | |
| 837 * be non-functioning. | |
| 838 * @param portForward member of our current port forwards list to enable | |
| 839 * @return true on successful port forward tear-down | |
| 840 */ | |
| 841 public boolean disablePortForward(PortForwardBean portForward) { | |
| 842 if (!transport.isConnected()) { | |
| 843 Log.i(TAG, "Attempt to disable port forward while not connected"); | |
| 844 return false; | |
| 845 } | |
| 846 | |
| 847 return transport.disablePortForward(portForward); | |
| 848 } | |
| 849 | |
| 850 /** | |
| 851 * @return whether underlying transport can transfer files | |
| 852 */ | |
| 853 public boolean canTransferFiles() { | |
| 854 return transport.canTransferFiles(); | |
| 855 } | |
| 856 | |
| 857 /** | |
| 858 * Downloads the specified remote file to the local connectbot folder. | |
| 859 * @return true on success, false on failure | |
| 860 */ | |
| 861 public boolean downloadFile(String remoteFile, String localFolder) { | |
| 862 return transport.downloadFile(remoteFile, localFolder); | |
| 863 } | |
| 864 | |
| 865 /** | |
| 866 * Uploads the specified local file to the remote host's default directory. | |
| 867 * @return true on success, false on failure | |
| 868 */ | |
| 869 public boolean uploadFile(String localFile, String remoteFolder, String remoteFile, String mode) { | |
| 870 if (mode == null) | |
| 871 mode = "0600"; | |
| 872 | |
| 873 return transport.uploadFile(localFile, remoteFolder, remoteFile, mode); | |
| 874 } | |
| 875 | |
| 876 /** | |
| 877 * @return whether the TerminalBridge should close | |
| 878 */ | |
| 879 public boolean isAwaitingClose() { | |
| 880 return awaitingClose; | |
| 881 } | |
| 882 | |
| 883 /** | |
| 884 * @return whether this connection had started and subsequently disconnected | |
| 885 */ | |
| 886 public boolean isDisconnected() { | |
| 887 return disconnected; | |
| 888 } | |
| 889 | |
| 890 /* (non-Javadoc) | |
| 891 * @see de.mud.terminal.VDUDisplay#setColor(byte, byte, byte, byte) | |
| 892 */ | |
| 893 public void setColor(int index, int red, int green, int blue) { | |
| 894 // Don't allow the system colors to be overwritten for now. May violate specs. | |
| 895 if (index < color.length && index >= 16) | |
| 896 color[index] = 0xff000000 | red << 16 | green << 8 | blue; | |
| 897 } | |
| 898 | |
| 899 public final void resetColors() { | |
| 900 int[] defaults = manager.hostdb.getDefaultColorsForScheme(HostDatabase.DEFAULT_COLOR_SCHEME); | |
| 901 defaultFg = defaults[0]; | |
| 902 defaultBg = defaults[1]; | |
| 903 color = manager.hostdb.getColorsForScheme(HostDatabase.DEFAULT_COLOR_SCHEME); | |
| 904 } | |
| 905 | |
| 906 private static Pattern urlPattern = null; | |
| 907 | |
| 908 /** | |
| 909 * @return | |
| 910 */ | |
| 911 public List<String> scanForURLs() { | |
| 912 Set<String> urls = new LinkedHashSet<String>(); | |
| 913 | |
| 914 if (urlPattern == null) { | |
| 915 // based on http://www.ietf.org/rfc/rfc2396.txt | |
| 916 String scheme = "[A-Za-z][-+.0-9A-Za-z]*"; | |
| 917 String unreserved = "[-._~0-9A-Za-z]"; | |
| 918 String pctEncoded = "%[0-9A-Fa-f]{2}"; | |
| 919 String subDelims = "[!$&'()*+,;:=]"; | |
| 920 String userinfo = "(?:" + unreserved + "|" + pctEncoded + "|" + subDelims + "|:)*"; | |
| 921 String h16 = "[0-9A-Fa-f]{1,4}"; | |
| 922 String decOctet = "(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])"; | |
| 923 String ipv4address = decOctet + "\\." + decOctet + "\\." + decOctet + "\\." + decOctet; | |
| 924 String ls32 = "(?:" + h16 + ":" + h16 + "|" + ipv4address + ")"; | |
| 925 String ipv6address = "(?:(?:" + h16 + "){6}" + ls32 + ")"; | |
| 926 String ipvfuture = "v[0-9A-Fa-f]+.(?:" + unreserved + "|" + subDelims + "|:)+"; | |
| 927 String ipLiteral = "\\[(?:" + ipv6address + "|" + ipvfuture + ")\\]"; | |
| 928 String regName = "(?:" + unreserved + "|" + pctEncoded + "|" + subDelims + ")*"; | |
| 929 String host = "(?:" + ipLiteral + "|" + ipv4address + "|" + regName + ")"; | |
| 930 String port = "[0-9]*"; | |
| 931 String authority = "(?:" + userinfo + "@)?" + host + "(?::" + port + ")?"; | |
| 932 String pchar = "(?:" + unreserved + "|" + pctEncoded + "|" + subDelims + "|@)"; | |
| 933 String segment = pchar + "*"; | |
| 934 String pathAbempty = "(?:/" + segment + ")*"; | |
| 935 String segmentNz = pchar + "+"; | |
| 936 String pathAbsolute = "/(?:" + segmentNz + "(?:/" + segment + ")*)?"; | |
| 937 String pathRootless = segmentNz + "(?:/" + segment + ")*"; | |
| 938 String hierPart = "(?://" + authority + pathAbempty + "|" + pathAbsolute + "|" + pathRootless + ")"; | |
| 939 String query = "(?:" + pchar + "|/|\\?)*"; | |
| 940 String fragment = "(?:" + pchar + "|/|\\?)*"; | |
| 941 String uriRegex = scheme + ":" + hierPart + "(?:" + query + ")?(?:#" + fragment + ")?"; | |
| 942 urlPattern = Pattern.compile(uriRegex); | |
| 943 } | |
| 944 | |
| 945 char[] visibleBuffer = new char[buffer.height * buffer.width]; | |
| 946 | |
| 947 for (int l = 0; l < buffer.height; l++) | |
| 948 System.arraycopy(buffer.charArray[buffer.windowBase + l], 0, | |
| 949 visibleBuffer, l * buffer.width, buffer.width); | |
| 950 | |
| 951 Matcher urlMatcher = urlPattern.matcher(new String(visibleBuffer)); | |
| 952 | |
| 953 while (urlMatcher.find()) | |
| 954 urls.add(urlMatcher.group()); | |
| 955 | |
| 956 return (new LinkedList<String> (urls)); | |
| 957 } | |
| 958 | |
| 959 /** | |
| 960 * @return | |
| 961 */ | |
| 962 public boolean isUsingNetwork() { | |
| 963 return transport.usesNetwork(); | |
| 964 } | |
| 965 | |
| 966 /** | |
| 967 * @return | |
| 968 */ | |
| 969 public TerminalKeyListener getKeyHandler() { | |
| 970 return keyListener; | |
| 971 } | |
| 972 | |
| 973 /** | |
| 974 * | |
| 975 */ | |
| 976 public void resetScrollPosition() { | |
| 977 // if we're in scrollback, scroll to bottom of window on input | |
| 978 if (buffer.windowBase != buffer.screenBase) | |
| 979 buffer.setWindowBase(buffer.screenBase); | |
| 980 } | |
| 981 | |
| 982 /** | |
| 983 * | |
| 984 */ | |
| 985 public void increaseFontSize() { | |
| 986 setFontSize(fontSize + FONT_SIZE_STEP); | |
| 987 } | |
| 988 | |
| 989 /** | |
| 990 * | |
| 991 */ | |
| 992 public void decreaseFontSize() { | |
| 993 setFontSize(fontSize - FONT_SIZE_STEP); | |
| 994 } | |
| 995 | |
| 996 /** | |
| 997 * Auto-size window back to default | |
| 998 */ | |
| 999 public void resetSize(TerminalView parent) { | |
| 1000 this.forcedSize = false; | |
| 1001 Integer defaultFontSize = Integer.parseInt(manager.prefs.getString(PreferenceConstants.DEFAULT_FONT_SIZE, "-1")); | |
| 1002 | |
| 1003 if (this.fontSize != -1 && defaultFontSize > 0) | |
| 1004 setFontSize(defaultFontSize); | |
| 1005 else | |
| 1006 setFontSize(DEFAULT_FONT_SIZE); | |
| 1007 } | |
| 1008 | |
| 1009 /** | |
| 1010 * Create a screenshot of the current view | |
| 1011 */ | |
| 1012 public void captureScreen() { | |
| 1013 String msg; | |
| 1014 File dir, path; | |
| 1015 boolean success = true; | |
| 1016 Bitmap screenshot = this.bitmap; | |
| 1017 | |
| 1018 if (manager == null || parent == null || screenshot == null) | |
| 1019 return; | |
| 1020 | |
| 1021 SimpleDateFormat s = new SimpleDateFormat("yyyyMMdd_HHmmss"); | |
| 1022 String date = s.format(new Date()); | |
| 1023 String pref_path = manager.prefs.getString(PreferenceConstants.SCREEN_CAPTURE_FOLDER, ""); | |
| 1024 File default_path = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES); | |
| 1025 | |
| 1026 if (pref_path.equals("")) | |
| 1027 dir = default_path; | |
| 1028 else | |
| 1029 dir = new File(pref_path); | |
| 1030 | |
| 1031 path = new File(dir, "vx-" + date + ".png"); | |
| 1032 | |
| 1033 try { | |
| 1034 dir.mkdirs(); | |
| 1035 FileOutputStream out = new FileOutputStream(path); | |
| 1036 screenshot.compress(Bitmap.CompressFormat.PNG, 90, out); | |
| 1037 out.close(); | |
| 1038 } | |
| 1039 catch (Exception e) { | |
| 1040 e.printStackTrace(); | |
| 1041 success = false; | |
| 1042 } | |
| 1043 | |
| 1044 if (success) { | |
| 1045 msg = manager.getResources().getString(R.string.screenshot_saved_as) + " " + path; | |
| 1046 | |
| 1047 if (manager.prefs.getBoolean(PreferenceConstants.SCREEN_CAPTURE_POPUP, true)) { | |
| 1048 new AlertDialog.Builder(parent.getContext()) | |
| 1049 .setTitle(R.string.screenshot_success_title) | |
| 1050 .setMessage(msg) | |
| 1051 .setPositiveButton(R.string.button_close, null) | |
| 1052 .show(); | |
| 1053 } | |
| 1054 } | |
| 1055 else { | |
| 1056 msg = manager.getResources().getString(R.string.screenshot_not_saved_as) + " " + path; | |
| 1057 new AlertDialog.Builder(parent.getContext()) | |
| 1058 .setTitle(R.string.screenshot_error_title) | |
| 1059 .setMessage(msg) | |
| 1060 .setNegativeButton(R.string.button_close, null) | |
| 1061 .show(); | |
| 1062 } | |
| 1063 | |
| 1064 return; | |
| 1065 } | |
| 1066 | |
| 1067 /** | |
| 1068 * Show change font size dialog | |
| 1069 */ | |
| 1070 public boolean showFontSizeDialog() { | |
| 1071 final String pickerString = "+-"; | |
| 1072 CharSequence str = ""; | |
| 1073 Editable content = Editable.Factory.getInstance().newEditable(str); | |
| 1074 | |
| 1075 if (parent == null) | |
| 1076 return false; | |
| 1077 | |
| 1078 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
| 1079 parent, content, pickerString, true) { | |
| 1080 private void changeFontSize(CharSequence result) { | |
| 1081 if (result.equals("+")) | |
| 1082 increaseFontSize(); | |
| 1083 else if (result.equals("-")) | |
| 1084 decreaseFontSize(); | |
| 1085 } | |
| 1086 @Override | |
| 1087 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
| 1088 final String result = String.valueOf(pickerString.charAt(pos)); | |
| 1089 changeFontSize(result); | |
| 1090 } | |
| 1091 @Override | |
| 1092 public void onClick(View v) { | |
| 1093 if (v instanceof Button) { | |
| 1094 final CharSequence result = ((Button) v).getText(); | |
| 1095 | |
| 1096 if (result.equals("")) | |
| 1097 dismiss(); | |
| 1098 else | |
| 1099 changeFontSize(result); | |
| 1100 } | |
| 1101 } | |
| 1102 @Override | |
| 1103 public boolean dispatchKeyEvent(KeyEvent event) { | |
| 1104 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
| 1105 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
| 1106 dismiss(); | |
| 1107 | |
| 1108 return keyListener.onKey(parent, event.getKeyCode(), event); | |
| 1109 } | |
| 1110 | |
| 1111 return true; | |
| 1112 } | |
| 1113 }; | |
| 1114 cpd.show(); | |
| 1115 return true; | |
| 1116 } | |
| 1117 | |
| 1118 /** | |
| 1119 * Show arrows dialog | |
| 1120 */ | |
| 1121 public boolean showArrowsDialog() { | |
| 1122 final String pickerString = "←→↑↓TIDE"; | |
| 1123 CharSequence str = ""; | |
| 1124 Editable content = Editable.Factory.getInstance().newEditable(str); | |
| 1125 | |
| 1126 if (parent == null) | |
| 1127 return false; | |
| 1128 | |
| 1129 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
| 1130 parent, content, pickerString, true) { | |
| 1131 private void buttonPressed(CharSequence result) { | |
| 1132 if (result.equals("←")) | |
| 1133 buffer.keyPressed(vt320.KEY_LEFT, ' ', 0); | |
| 1134 else if (result.equals("→")) | |
| 1135 buffer.keyPressed(vt320.KEY_RIGHT, ' ', 0); | |
| 1136 else if (result.equals("↑")) | |
| 1137 buffer.keyPressed(vt320.KEY_UP, ' ', 0); | |
| 1138 else if (result.equals("↓")) | |
| 1139 buffer.keyPressed(vt320.KEY_DOWN, ' ', 0); | |
|
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changeset
|
1140 else if (result.equals("T")) |
|
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diff
changeset
|
1141 buffer.keyPressed(vt320.KEY_TAB, ' ', 0); |
| 0 | 1142 else if (result.equals("I")) |
| 1143 buffer.keyPressed(vt320.KEY_INSERT, ' ', 0); | |
| 1144 else if (result.equals("D")) | |
| 1145 buffer.keyPressed(vt320.KEY_DELETE, ' ', 0); | |
| 1146 else if (result.equals("E")) | |
|
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parents:
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diff
changeset
|
1147 buffer.keyPressed(vt320.KEY_ENTER, ' ', 0); |
| 0 | 1148 } |
| 1149 } | |
| 1150 @Override | |
| 1151 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
| 1152 final String result = String.valueOf(pickerString.charAt(pos)); | |
| 1153 buttonPressed(result); | |
| 1154 } | |
| 1155 @Override | |
| 1156 public void onClick(View v) { | |
| 1157 if (v instanceof Button) { | |
| 1158 final CharSequence result = ((Button) v).getText(); | |
| 1159 | |
| 1160 if (result.equals("")) | |
| 1161 dismiss(); | |
| 1162 else | |
| 1163 buttonPressed(result); | |
| 1164 } | |
| 1165 } | |
| 1166 @Override | |
| 1167 public boolean dispatchKeyEvent(KeyEvent event) { | |
| 1168 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
| 1169 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
| 1170 dismiss(); | |
| 1171 | |
| 1172 return keyListener.onKey(parent, event.getKeyCode(), event); | |
| 1173 } | |
| 1174 | |
| 1175 return true; | |
| 1176 } | |
| 1177 }; | |
| 1178 cpd.show(); | |
| 1179 return true; | |
| 1180 } | |
| 1181 | |
| 1182 | |
| 1183 /** | |
| 1184 * CTRL dialog | |
| 1185 */ | |
| 1186 private String getCtrlString() { | |
| 1187 final String defaultSet = "ABCDEKLOQRWSTUXZ"; | |
| 1188 String set = manager.prefs.getString(PreferenceConstants.CTRL_STRING, defaultSet); | |
| 1189 | |
| 1190 if (set == null || set.equals("")) { | |
| 1191 set = defaultSet; | |
| 1192 } | |
| 1193 | |
| 1194 return set; | |
| 1195 } | |
| 1196 | |
| 1197 public boolean showCtrlDialog() { | |
| 1198 CharSequence str = ""; | |
| 1199 Editable content = Editable.Factory.getInstance().newEditable(str); | |
| 1200 | |
| 1201 if (parent == null) | |
| 1202 return false; | |
| 1203 | |
| 1204 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
| 1205 parent, content, getCtrlString(), true) { | |
| 1206 private void buttonPressed(CharSequence result) { | |
| 1207 int code = result.toString().toUpperCase().charAt(0) - 64; | |
| 1208 | |
| 1209 if (code > 0 && code < 80) { | |
| 1210 try { | |
| 1211 transport.write(code); | |
| 1212 } | |
| 1213 catch (IOException e) { | |
| 1214 Log.d(TAG, "Error writing CTRL+" + result.toString().toUpperCase().charAt(0)); | |
| 1215 } | |
| 1216 } | |
| 1217 | |
| 1218 dismiss(); | |
| 1219 } | |
| 1220 @Override | |
| 1221 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
| 1222 final String result = String.valueOf(getCtrlString().charAt(pos)); | |
| 1223 buttonPressed(result); | |
| 1224 } | |
| 1225 @Override | |
| 1226 public void onClick(View v) { | |
| 1227 if (v instanceof Button) { | |
| 1228 final CharSequence result = ((Button) v).getText(); | |
| 1229 | |
| 1230 if (result.equals("")) | |
| 1231 dismiss(); | |
| 1232 else | |
| 1233 buttonPressed(result); | |
| 1234 } | |
| 1235 } | |
| 1236 @Override | |
| 1237 public boolean dispatchKeyEvent(KeyEvent event) { | |
| 1238 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
| 1239 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
| 1240 dismiss(); | |
| 1241 | |
| 1242 return keyListener.onKey(parent, event.getKeyCode(), event); | |
| 1243 } | |
| 1244 | |
| 1245 return true; | |
| 1246 } | |
| 1247 }; | |
| 1248 cpd.show(); | |
| 1249 return true; | |
| 1250 } | |
| 1251 | |
| 1252 /** | |
| 1253 * Function keys dialog | |
| 1254 */ | |
| 1255 public boolean showFKeysDialog() { | |
| 1256 final String pickerString = "1234567890"; | |
| 1257 CharSequence str = ""; | |
| 1258 Editable content = Editable.Factory.getInstance().newEditable(str); | |
| 1259 | |
| 1260 if (parent == null) | |
| 1261 return false; | |
| 1262 | |
| 1263 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
| 1264 parent, content, pickerString, true) { | |
| 1265 private void buttonPressed(CharSequence result) { | |
| 1266 int key = 0; | |
| 1267 | |
| 1268 if (result.equals("1")) | |
| 1269 key = vt320.KEY_F1; | |
| 1270 else if (result.equals("2")) | |
| 1271 key = vt320.KEY_F2; | |
| 1272 else if (result.equals("3")) | |
| 1273 key = vt320.KEY_F3; | |
| 1274 else if (result.equals("4")) | |
| 1275 key = vt320.KEY_F4; | |
| 1276 else if (result.equals("5")) | |
| 1277 key = vt320.KEY_F5; | |
| 1278 else if (result.equals("6")) | |
| 1279 key = vt320.KEY_F6; | |
| 1280 else if (result.equals("7")) | |
| 1281 key = vt320.KEY_F7; | |
| 1282 else if (result.equals("8")) | |
| 1283 key = vt320.KEY_F8; | |
| 1284 else if (result.equals("9")) | |
| 1285 key = vt320.KEY_F9; | |
| 1286 else if (result.equals("0")) | |
| 1287 key = vt320.KEY_F10; | |
| 1288 | |
|
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parents:
47
diff
changeset
|
1289 if (key != 0) buffer.keyPressed(key, ' ', 0); |
| 0 | 1290 |
| 1291 dismiss(); | |
| 1292 } | |
| 1293 @Override | |
| 1294 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
| 1295 final String result = String.valueOf(pickerString.charAt(pos)); | |
| 1296 buttonPressed(result); | |
| 1297 } | |
| 1298 @Override | |
| 1299 public void onClick(View v) { | |
| 1300 if (v instanceof Button) { | |
| 1301 final CharSequence result = ((Button) v).getText(); | |
| 1302 | |
| 1303 if (result.equals("")) | |
| 1304 dismiss(); | |
| 1305 else | |
| 1306 buttonPressed(result); | |
| 1307 } | |
| 1308 } | |
| 1309 @Override | |
| 1310 public boolean dispatchKeyEvent(KeyEvent event) { | |
| 1311 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
| 1312 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
| 1313 dismiss(); | |
| 1314 | |
| 1315 return keyListener.onKey(parent, event.getKeyCode(), event); | |
| 1316 } | |
| 1317 | |
| 1318 return true; | |
| 1319 } | |
| 1320 }; | |
| 1321 cpd.show(); | |
| 1322 return true; | |
| 1323 } | |
| 1324 | |
| 1325 private String getPickerString() { | |
| 1326 final String defaultSet = "~\\^()[]{}<>|/:_;,.!@#$%&*?\"'-+="; | |
| 1327 String set = manager.prefs.getString(PreferenceConstants.PICKER_STRING, defaultSet); | |
| 1328 | |
| 1329 if (set == null || set.equals("")) { | |
| 1330 set = defaultSet; | |
| 1331 } | |
| 1332 | |
| 1333 return set; | |
| 1334 } | |
| 1335 | |
| 1336 public boolean showCharPickerDialog() { | |
| 1337 CharSequence str = ""; | |
| 1338 Editable content = Editable.Factory.getInstance().newEditable(str); | |
| 1339 | |
| 1340 if (parent == null || !transport.isAuthenticated()) | |
| 1341 return false; | |
| 1342 | |
| 1343 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
| 1344 parent, content, getPickerString(), true) { | |
| 1345 private void writeChar(CharSequence result) { | |
| 1346 try { | |
| 1347 if (transport.isAuthenticated()) | |
| 1348 transport.write(result.toString().getBytes(getCharset().name())); | |
| 1349 } | |
| 1350 catch (IOException e) { | |
| 1351 Log.e(TAG, "Problem with the CharacterPickerDialog", e); | |
| 1352 } | |
| 1353 | |
| 1354 if (!manager.prefs.getBoolean(PreferenceConstants.PICKER_KEEP_OPEN, false)) | |
| 1355 dismiss(); | |
| 1356 } | |
| 1357 @Override | |
| 1358 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
| 1359 String result = String.valueOf(getPickerString().charAt(pos)); | |
| 1360 writeChar(result); | |
| 1361 } | |
| 1362 @Override | |
| 1363 public void onClick(View v) { | |
| 1364 if (v instanceof Button) { | |
| 1365 CharSequence result = ((Button) v).getText(); | |
| 1366 | |
| 1367 if (result.equals("")) | |
| 1368 dismiss(); | |
| 1369 else | |
| 1370 writeChar(result); | |
| 1371 } | |
| 1372 } | |
| 1373 @Override | |
| 1374 public boolean dispatchKeyEvent(KeyEvent event) { | |
| 1375 int keyCode = event.getKeyCode(); | |
| 1376 | |
| 1377 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
| 1378 // close window if SYM or BACK keys are pressed | |
| 1379 if (keyListener.isSymKey(keyCode) || | |
| 1380 keyCode == KeyEvent.KEYCODE_BACK) { | |
| 1381 dismiss(); | |
| 1382 return true; | |
| 1383 } | |
| 1384 } | |
| 1385 return super.dispatchKeyEvent(event); | |
| 1386 } | |
| 1387 }; | |
| 1388 cpd.show(); | |
| 1389 return true; | |
| 1390 } | |
| 1391 } |