Mercurial > 510Connectbot
annotate app/src/main/java/com/five_ten_sg/connectbot/service/TerminalBridge.java @ 489:b257517e9bef
Added tag stable-1.9.4-1 for changeset 869070df0e80
| author | Carl Byington <carl@five-ten-sg.com> |
|---|---|
| date | Wed, 14 Oct 2020 12:26:53 -0700 |
| parents | 105815cce146 |
| children |
| rev | line source |
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| 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; | |
| 178 | 26 import java.util.HashMap; |
| 0 | 27 import java.util.LinkedHashSet; |
| 28 import java.util.LinkedList; | |
| 29 import java.util.List; | |
| 30 import java.util.Set; | |
| 31 import java.util.regex.Matcher; | |
| 32 import java.util.regex.Pattern; | |
| 33 | |
| 34 import com.five_ten_sg.connectbot.R; | |
| 35 import com.five_ten_sg.connectbot.TerminalView; | |
| 36 import com.five_ten_sg.connectbot.bean.HostBean; | |
| 37 import com.five_ten_sg.connectbot.bean.PortForwardBean; | |
| 38 import com.five_ten_sg.connectbot.bean.SelectionArea; | |
| 39 import com.five_ten_sg.connectbot.transport.AbsTransport; | |
| 40 import com.five_ten_sg.connectbot.transport.TransportFactory; | |
| 41 import com.five_ten_sg.connectbot.util.HostDatabase; | |
| 42 import com.five_ten_sg.connectbot.util.PreferenceConstants; | |
|
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43 import com.five_ten_sg.connectbot.util.StringPickerDialog; |
| 0 | 44 import android.app.AlertDialog; |
| 45 import android.content.Context; | |
| 46 import android.graphics.Bitmap; | |
| 47 import android.graphics.Bitmap.Config; | |
| 48 import android.graphics.Canvas; | |
| 49 import android.graphics.Color; | |
| 50 import android.graphics.Paint; | |
| 51 import android.graphics.Paint.FontMetrics; | |
| 52 import android.graphics.Typeface; | |
| 53 import android.os.Binder; | |
| 54 import android.os.Environment; | |
| 55 import android.text.ClipboardManager; | |
| 56 import android.text.Editable; | |
| 57 import android.text.method.CharacterPickerDialog; | |
| 58 import android.util.Log; | |
| 59 import android.view.KeyEvent; | |
| 60 import android.view.View; | |
| 61 import android.widget.AdapterView; | |
| 62 import android.widget.Button; | |
| 63 import de.mud.terminal.VDUBuffer; | |
| 64 import de.mud.terminal.VDUDisplay; | |
| 65 import de.mud.terminal.vt320; | |
| 66 | |
| 67 | |
| 68 /** | |
| 69 * Provides a bridge between a MUD terminal buffer and a possible TerminalView. | |
| 70 * This separation allows us to keep the TerminalBridge running in a background | |
| 71 * service. A TerminalView shares down a bitmap that we can use for rendering | |
| 72 * when available. | |
| 73 * | |
| 74 * This class also provides SSH hostkey verification prompting, and password | |
| 75 * prompting. | |
| 76 */ | |
| 77 @SuppressWarnings("deprecation") // for ClipboardManager | |
| 78 public class TerminalBridge implements VDUDisplay { | |
| 79 public final static String TAG = "ConnectBot.TerminalBridge"; | |
| 80 | |
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81 private final static float FONT_SIZE_FACTOR = 1.1f; |
| 0 | 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; | |
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89 public final HostBean host; |
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90 public final String homeDirectory; |
| 0 | 91 |
| 92 AbsTransport transport; | |
| 93 | |
| 94 final Paint defaultPaint; | |
| 95 | |
| 96 private Relay relay; | |
| 97 | |
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98 private String emulation; // aka answerback string, aka terminal type |
| 0 | 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 }; | |
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157 emulation = null; |
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158 manager = null; |
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159 host = null; |
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160 homeDirectory = null; |
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161 defaultPaint = new Paint(); |
| 0 | 162 selectionArea = new SelectionArea(); |
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163 localOutput = new LinkedList<String>(); |
| 0 | 164 fontSizeChangedListeners = new LinkedList<FontSizeChangedListener>(); |
| 165 transport = null; | |
| 166 keyListener = new TerminalKeyListener(manager, this, buffer, null); | |
| 167 monitor = null; | |
| 168 } | |
| 169 | |
| 170 /** | |
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171 * Create new terminal bridge with following parameters. |
| 0 | 172 */ |
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173 public TerminalBridge(final TerminalManager manager, final HostBean host, final String homeDirectory) throws IOException { |
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174 this.manager = manager; |
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175 this.host = host; |
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176 this.homeDirectory = homeDirectory; |
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177 emulation = host.getHostEmulation(); |
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178 |
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179 if ((emulation == null) || (emulation.length() == 0)) emulation = manager.getEmulation(); |
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180 |
| 0 | 181 // create prompt helper to relay password and hostkey requests up to gui |
| 182 promptHelper = new PromptHelper(this); | |
| 183 // create our default paint | |
| 184 defaultPaint = new Paint(); | |
| 185 defaultPaint.setAntiAlias(true); | |
| 186 defaultPaint.setTypeface(Typeface.MONOSPACE); | |
| 187 defaultPaint.setFakeBoldText(true); // more readable? | |
| 188 localOutput = new LinkedList<String>(); | |
| 189 fontSizeChangedListeners = new LinkedList<FontSizeChangedListener>(); | |
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190 setMyFontSize(); |
| 0 | 191 resetColors(); |
| 192 selectionArea = new SelectionArea(); | |
| 193 } | |
| 194 | |
| 195 public PromptHelper getPromptHelper() { | |
| 196 return promptHelper; | |
| 197 } | |
| 198 | |
| 199 /** | |
| 200 * Spawn thread to open connection and start login process. | |
| 201 */ | |
| 202 protected void startConnection() { | |
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203 transport = TransportFactory.getTransport(host.getProtocol()); |
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204 transport.setLinks(manager, this, homeDirectory, host, emulation); |
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205 buffer = transport.getTransportBuffer(); |
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206 keyListener = transport.getTerminalKeyListener(); |
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207 String monitor_init = host.getMonitor(); |
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208 |
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209 if ((monitor_init != null) && (monitor_init.length() > 0)) { |
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210 monitor = new TerminalMonitor(manager, buffer, parent, host, monitor_init); |
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211 } |
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212 |
| 0 | 213 transport.setCompression(host.getCompression()); |
| 214 transport.setHttpproxy(host.getHttpproxy()); | |
| 215 transport.setUseAuthAgent(host.getUseAuthAgent()); | |
| 216 | |
| 217 if (transport.canForwardPorts()) { | |
| 218 for (PortForwardBean portForward : manager.hostdb.getPortForwardsForHost(host)) | |
| 219 transport.addPortForward(portForward); | |
| 220 } | |
| 221 | |
| 222 outputLine(manager.res.getString(R.string.terminal_connecting, host.getHostname(), host.getPort(), host.getProtocol())); | |
| 223 Thread connectionThread = new Thread(new Runnable() { | |
| 224 public void run() { | |
| 225 transport.connect(); | |
| 226 } | |
| 227 }); | |
| 228 connectionThread.setName("Connection"); | |
| 229 connectionThread.setDaemon(true); | |
| 230 connectionThread.start(); | |
| 231 } | |
| 232 | |
| 233 /** | |
| 234 * Handle challenges from keyboard-interactive authentication mode. | |
| 235 */ | |
| 236 public String[] replyToChallenge(String name, String instruction, int numPrompts, String[] prompt, boolean[] echo) { | |
| 237 String[] responses = new String[numPrompts]; | |
| 238 | |
| 239 for (int i = 0; i < numPrompts; i++) { | |
| 240 // request response from user for each prompt | |
| 241 responses[i] = promptHelper.requestPasswordPrompt(instruction, prompt[i]); | |
| 242 } | |
| 243 | |
| 244 return responses; | |
| 245 } | |
| 246 | |
| 247 /** | |
| 248 * @return charset in use by bridge | |
| 249 */ | |
| 250 public Charset getCharset() { | |
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251 if (relay != null) return relay.getCharset(); |
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252 |
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253 return keyListener.getCharset(); |
| 0 | 254 } |
| 255 | |
| 256 /** | |
| 257 * Sets the encoding used by the terminal. If the connection is live, | |
| 258 * then the character set is changed for the next read. | |
| 259 * @param encoding the canonical name of the character encoding | |
| 260 */ | |
| 261 public void setCharset(String encoding) { | |
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262 if (relay != null) relay.setCharset(encoding); |
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263 |
| 0 | 264 keyListener.setCharset(encoding); |
| 265 } | |
| 266 | |
| 267 /** | |
| 268 * Convenience method for writing a line into the underlying MUD buffer. | |
| 269 * Should never be called once the session is established. | |
| 270 */ | |
| 271 public final void outputLine(String line) { | |
| 272 if (transport != null && transport.isSessionOpen()) | |
| 273 Log.e(TAG, "Session established, cannot use outputLine!", new IOException("outputLine call traceback")); | |
| 274 | |
| 275 synchronized (localOutput) { | |
| 276 final String s = line + "\r\n"; | |
| 277 localOutput.add(s); | |
| 278 buffer.putString(s); | |
| 279 // For accessibility | |
| 280 final char[] charArray = s.toCharArray(); | |
| 281 propagateConsoleText(charArray, charArray.length); | |
| 282 } | |
| 283 } | |
| 284 | |
| 285 /** | |
| 286 * Inject a specific string into this terminal. Used for post-login strings | |
| 287 * and pasting clipboard. | |
| 288 */ | |
| 289 public void injectString(final String string) { | |
| 290 if (string == null || string.length() == 0) | |
| 291 return; | |
| 292 | |
| 293 Thread injectStringThread = new Thread(new Runnable() { | |
| 294 public void run() { | |
| 295 try { | |
| 296 transport.write(string.getBytes(host.getEncoding())); | |
| 297 } | |
| 298 catch (Exception e) { | |
| 299 Log.e(TAG, "Couldn't inject string to remote host: ", e); | |
| 300 } | |
| 301 } | |
| 302 }); | |
| 303 injectStringThread.setName("InjectString"); | |
| 304 injectStringThread.start(); | |
| 305 } | |
| 306 | |
| 307 /** | |
| 308 * Internal method to request actual PTY terminal once we've finished | |
| 309 * authentication. If called before authenticated, it will just fail. | |
| 310 */ | |
| 311 public void onConnected() { | |
| 312 disconnected = false; | |
| 313 buffer.reset(); | |
| 314 buffer.setAnswerBack(emulation); | |
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315 localOutput.clear(); // We no longer need our local output. |
| 0 | 316 |
| 317 if (HostDatabase.DELKEY_BACKSPACE.equals(host.getDelKey())) | |
| 318 buffer.setBackspace(vt320.DELETE_IS_BACKSPACE); | |
| 319 else | |
| 320 buffer.setBackspace(vt320.DELETE_IS_DEL); | |
| 321 | |
| 322 // create thread to relay incoming connection data to buffer | |
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323 // only if needed by the transport |
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324 if (transport.needsRelay()) { |
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325 relay = new Relay(this, transport, buffer, host.getEncoding()); |
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326 Thread relayThread = new Thread(relay); |
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327 relayThread.setDaemon(true); |
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328 relayThread.setName("Relay"); |
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329 relayThread.start(); |
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330 } |
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331 |
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332 // get proper font size |
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333 setMyFontSize(); |
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334 // finally send any post-login string, if requested |
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335 injectString(host.getPostLogin()); |
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336 } |
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337 |
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338 private void setMyFontSize() { |
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339 if ((parent != null) && (host.getFixedSize())) { |
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340 resizeComputed(host.getFixedWidth(), host.getFixedHeight(), parent.getWidth(), parent.getHeight()); |
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341 } |
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342 else { |
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343 setFontSize(host.getFontSize()); |
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344 } |
| 0 | 345 } |
| 346 | |
| 347 /** | |
| 348 * @return whether a session is open or not | |
| 349 */ | |
| 350 public boolean isSessionOpen() { | |
| 351 if (transport != null) return transport.isSessionOpen(); | |
| 352 | |
| 353 return false; | |
| 354 } | |
| 355 | |
| 356 public void setOnDisconnectedListener(BridgeDisconnectedListener disconnectListener) { | |
| 357 this.disconnectListener = disconnectListener; | |
| 358 } | |
| 359 | |
| 360 /** | |
| 361 * Force disconnection of this terminal bridge. | |
| 362 */ | |
| 363 public void dispatchDisconnect(boolean immediate) { | |
| 364 // We don't need to do this multiple times. | |
| 365 synchronized (this) { | |
| 366 if (disconnected && !immediate) return; | |
| 367 | |
| 368 disconnected = true; | |
| 369 } | |
| 370 | |
| 371 // Cancel any pending prompts. | |
| 372 promptHelper.cancelPrompt(); | |
| 373 // disconnection request hangs if we havent really connected to a host yet | |
| 374 // temporary fix is to just spawn disconnection into a thread | |
| 375 Thread disconnectThread = new Thread(new Runnable() { | |
| 376 public void run() { | |
| 377 if (transport != null && transport.isConnected()) | |
| 378 transport.close(); | |
| 379 } | |
| 380 }); | |
| 381 disconnectThread.setName("Disconnect"); | |
| 382 disconnectThread.start(); | |
| 383 | |
| 384 if (immediate) { | |
| 385 awaitingClose = true; | |
| 386 | |
| 387 if (disconnectListener != null) | |
| 388 disconnectListener.onDisconnected(TerminalBridge.this); | |
| 389 } | |
| 390 else { | |
| 391 final String line = manager.res.getString(R.string.alert_disconnect_msg); | |
| 392 buffer.putString("\r\n" + line + "\r\n"); | |
| 393 | |
| 394 if (host.getStayConnected()) { | |
| 395 manager.requestReconnect(this); | |
| 396 return; | |
| 397 } | |
| 398 | |
| 399 Thread disconnectPromptThread = new Thread(new Runnable() { | |
| 400 public void run() { | |
| 401 Boolean result = promptHelper.requestBooleanPrompt(null, | |
| 402 manager.res.getString(R.string.prompt_host_disconnected)); | |
| 403 | |
| 404 if (result == null || result.booleanValue()) { | |
| 405 awaitingClose = true; | |
| 406 | |
| 407 // Tell the TerminalManager that we can be destroyed now. | |
| 408 if (disconnectListener != null) | |
| 409 disconnectListener.onDisconnected(TerminalBridge.this); | |
| 410 } | |
| 411 } | |
| 412 }); | |
| 413 disconnectPromptThread.setName("DisconnectPrompt"); | |
| 414 disconnectPromptThread.setDaemon(true); | |
| 415 disconnectPromptThread.start(); | |
| 416 } | |
| 417 | |
| 418 // close the monitor | |
| 419 if (monitor != null) monitor.Disconnect(); | |
|
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420 |
| 0 | 421 monitor = null; |
| 422 } | |
| 423 | |
| 424 public void setSelectingForCopy(boolean selectingForCopy) { | |
| 425 this.selectingForCopy = selectingForCopy; | |
| 426 } | |
| 427 | |
| 428 public boolean isSelectingForCopy() { | |
| 429 return selectingForCopy; | |
| 430 } | |
| 431 | |
| 432 public SelectionArea getSelectionArea() { | |
| 433 return selectionArea; | |
| 434 } | |
| 435 | |
| 436 public synchronized void tryKeyVibrate() { | |
| 437 manager.tryKeyVibrate(); | |
| 438 } | |
| 439 | |
| 440 /** | |
| 441 * Request a different font size. Will make call to parentChanged() to make | |
| 442 * sure we resize PTY if needed. | |
| 443 */ | |
|
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444 final void setFontSize(float size) { |
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445 if (size <= 0.0) size = 12.0f; |
| 307 | 446 |
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447 size = (float)(int)((size * 10.0f) + 0.5f) / 10.0f; |
| 0 | 448 defaultPaint.setTextSize(size); |
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449 fontSize = size; |
| 0 | 450 // read new metrics to get exact pixel dimensions |
| 451 FontMetrics fm = defaultPaint.getFontMetrics(); | |
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452 charTop = (int)Math.ceil(fm.top); |
| 0 | 453 float[] widths = new float[1]; |
| 454 defaultPaint.getTextWidths("X", widths); | |
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455 charWidth = (int)Math.ceil(widths[0]); |
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456 charHeight = (int)Math.ceil(fm.descent - fm.top); |
| 0 | 457 |
| 458 // refresh any bitmap with new font size | |
|
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459 if (parent != null) parentChanged(parent); |
| 0 | 460 |
|
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461 synchronized(fontSizeChangedListeners) { |
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462 for (FontSizeChangedListener ofscl : fontSizeChangedListeners) |
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463 ofscl.onFontSizeChanged(size); |
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464 } |
| 0 | 465 |
|
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466 host.setFontSize(size); |
| 0 | 467 manager.hostdb.updateFontSize(host); |
| 468 } | |
| 469 | |
| 470 /** | |
| 471 * Add an {@link FontSizeChangedListener} to the list of listeners for this | |
| 472 * bridge. | |
| 473 * | |
| 474 * @param listener | |
| 475 * listener to add | |
| 476 */ | |
| 477 public void addFontSizeChangedListener(FontSizeChangedListener listener) { | |
|
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478 synchronized(fontSizeChangedListeners) { |
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479 fontSizeChangedListeners.add(listener); |
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480 } |
| 0 | 481 } |
| 482 | |
| 483 /** | |
| 484 * Remove an {@link FontSizeChangedListener} from the list of listeners for | |
| 485 * this bridge. | |
| 486 * | |
| 487 * @param listener | |
| 488 */ | |
| 489 public void removeFontSizeChangedListener(FontSizeChangedListener listener) { | |
|
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490 synchronized(fontSizeChangedListeners) { |
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491 fontSizeChangedListeners.remove(listener); |
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492 } |
| 0 | 493 } |
| 494 | |
| 495 /** | |
| 496 * Something changed in our parent {@link TerminalView}, maybe it's a new | |
| 497 * parent, or maybe it's an updated font size. We should recalculate | |
| 498 * terminal size information and request a PTY resize. | |
| 499 */ | |
| 500 | |
| 501 public final synchronized void parentChanged(TerminalView parent) { | |
| 502 if (manager != null && !manager.isResizeAllowed()) { | |
| 503 Log.d(TAG, "Resize is not allowed now"); | |
| 504 return; | |
| 505 } | |
| 506 | |
| 507 this.parent = parent; | |
| 508 final int width = parent.getWidth(); | |
| 509 final int height = parent.getHeight(); | |
| 510 | |
| 511 // Something has gone wrong with our layout; we're 0 width or height! | |
| 512 if (width <= 0 || height <= 0) | |
| 513 return; | |
| 514 | |
| 515 clipboard = (ClipboardManager) parent.getContext().getSystemService(Context.CLIPBOARD_SERVICE); | |
| 516 keyListener.setClipboardManager(clipboard); | |
| 517 | |
| 518 if (!forcedSize) { | |
| 519 // recalculate buffer size | |
| 520 int newColumns, newRows; | |
| 521 newColumns = width / charWidth; | |
| 522 newRows = height / charHeight; | |
| 523 | |
| 524 // If nothing has changed in the terminal dimensions and not an intial | |
| 525 // draw then don't blow away scroll regions and such. | |
| 526 if (newColumns == columns && newRows == rows) | |
| 527 return; | |
| 528 | |
| 529 columns = newColumns; | |
| 530 rows = newRows; | |
| 531 } | |
| 532 | |
| 533 // reallocate new bitmap if needed | |
| 534 boolean newBitmap = (bitmap == null); | |
| 535 | |
| 536 if (bitmap != null) | |
| 537 newBitmap = (bitmap.getWidth() != width || bitmap.getHeight() != height); | |
| 538 | |
| 539 if (newBitmap) { | |
| 540 discardBitmap(); | |
| 541 bitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888); | |
| 542 canvas.setBitmap(bitmap); | |
| 543 } | |
| 544 | |
| 545 // clear out any old buffer information | |
| 546 defaultPaint.setColor(Color.BLACK); | |
| 547 canvas.drawPaint(defaultPaint); | |
| 548 | |
| 549 // Stroke the border of the terminal if the size is being forced; | |
| 550 if (forcedSize) { | |
| 551 int borderX = (columns * charWidth) + 1; | |
| 552 int borderY = (rows * charHeight) + 1; | |
| 553 defaultPaint.setColor(Color.GRAY); | |
| 554 defaultPaint.setStrokeWidth(0.0f); | |
| 555 | |
| 556 if (width >= borderX) | |
| 557 canvas.drawLine(borderX, 0, borderX, borderY + 1, defaultPaint); | |
| 558 | |
| 559 if (height >= borderY) | |
| 560 canvas.drawLine(0, borderY, borderX + 1, borderY, defaultPaint); | |
| 561 } | |
| 562 | |
| 563 try { | |
| 564 // request a terminal pty resize | |
|
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565 if (buffer != null) { |
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566 synchronized (buffer) { |
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567 buffer.setScreenSize(columns, rows, true); |
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568 } |
| 0 | 569 } |
| 570 | |
| 571 if (transport != null) | |
| 572 transport.setDimensions(columns, rows, width, height); | |
| 573 } | |
| 574 catch (Exception e) { | |
| 575 Log.e(TAG, "Problem while trying to resize screen or PTY", e); | |
| 576 } | |
| 577 | |
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578 // redraw local output if we don't have a session to receive our resize request |
| 0 | 579 if (transport == null) { |
| 580 synchronized (localOutput) { | |
| 581 buffer.reset(); | |
| 582 | |
| 583 for (String line : localOutput) | |
| 584 buffer.putString(line); | |
| 585 } | |
| 586 } | |
| 587 | |
| 588 // force full redraw with new buffer size | |
| 589 fullRedraw = true; | |
| 590 redraw(); | |
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591 |
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592 // initial sequence from |
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593 // transport.connect() |
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594 // bridge.onConnected() |
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595 // bridge.setMyFontSize() |
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596 // bridge.resizeComputed() |
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597 // bridge.setFontSize() |
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598 // bridge.parentChanged() here is on the wrong thread |
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599 try { |
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600 parent.notifyUser(String.format("%d x %d", columns, rows)); |
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601 } |
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602 catch (Exception e) { |
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603 Log.e(TAG, "Problem while trying to notify user", e); |
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604 } |
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605 |
| 0 | 606 Log.i(TAG, String.format("parentChanged() now width=%d, height=%d", columns, rows)); |
| 607 } | |
| 608 | |
| 609 /** | |
| 610 * Somehow our parent {@link TerminalView} was destroyed. Now we don't need | |
| 611 * to redraw anywhere, and we can recycle our internal bitmap. | |
| 612 */ | |
| 613 | |
| 614 public synchronized void parentDestroyed() { | |
| 615 parent = null; | |
| 616 discardBitmap(); | |
| 617 } | |
| 618 | |
| 619 private void discardBitmap() { | |
| 620 if (bitmap != null) | |
| 621 bitmap.recycle(); | |
| 622 | |
| 623 bitmap = null; | |
| 624 } | |
| 625 | |
| 626 public void propagateConsoleText(char[] rawText, int length) { | |
| 627 if (parent != null) { | |
| 628 parent.propagateConsoleText(rawText, length); | |
| 629 } | |
| 630 } | |
| 631 | |
| 632 public void onDraw() { | |
| 633 int fg, bg; | |
| 634 | |
| 635 synchronized (buffer) { | |
| 636 boolean entireDirty = buffer.update[0] || fullRedraw; | |
| 637 boolean isWideCharacter = false; | |
| 638 | |
| 639 // walk through all lines in the buffer | |
| 640 for (int l = 0; l < buffer.height; l++) { | |
| 641 // check if this line is dirty and needs to be repainted | |
| 642 // also check for entire-buffer dirty flags | |
| 643 if (!entireDirty && !buffer.update[l + 1]) continue; | |
| 644 | |
| 645 // reset dirty flag for this line | |
| 646 buffer.update[l + 1] = false; | |
| 647 | |
| 648 // walk through all characters in this line | |
| 649 for (int c = 0; c < buffer.width; c++) { | |
| 650 int addr = 0; | |
| 651 int currAttr = buffer.charAttributes[buffer.windowBase + l][c]; | |
| 652 { | |
| 653 int fgcolor = defaultFg; | |
| 654 | |
| 655 // check if foreground color attribute is set | |
| 656 if ((currAttr & VDUBuffer.COLOR_FG) != 0) | |
| 657 fgcolor = ((currAttr & VDUBuffer.COLOR_FG) >> VDUBuffer.COLOR_FG_SHIFT) - 1; | |
| 658 | |
| 659 if (fgcolor < 8 && (currAttr & VDUBuffer.BOLD) != 0) | |
| 660 fg = color[fgcolor + 8]; | |
| 661 else | |
| 662 fg = color[fgcolor]; | |
| 663 } | |
| 664 | |
| 665 // check if background color attribute is set | |
| 666 if ((currAttr & VDUBuffer.COLOR_BG) != 0) | |
| 667 bg = color[((currAttr & VDUBuffer.COLOR_BG) >> VDUBuffer.COLOR_BG_SHIFT) - 1]; | |
| 668 else | |
| 669 bg = color[defaultBg]; | |
| 670 | |
| 671 // support character inversion by swapping background and foreground color | |
| 672 if ((currAttr & VDUBuffer.INVERT) != 0) { | |
| 673 int swapc = bg; | |
| 674 bg = fg; | |
| 675 fg = swapc; | |
| 676 } | |
| 677 | |
| 678 // set underlined attributes if requested | |
| 679 defaultPaint.setUnderlineText((currAttr & VDUBuffer.UNDERLINE) != 0); | |
| 680 isWideCharacter = (currAttr & VDUBuffer.FULLWIDTH) != 0; | |
| 681 | |
| 682 if (isWideCharacter) | |
| 683 addr++; | |
| 684 else { | |
| 685 // determine the amount of continuous characters with the same settings and print them all at once | |
| 686 while (c + addr < buffer.width | |
| 687 && buffer.charAttributes[buffer.windowBase + l][c + addr] == currAttr) { | |
| 688 addr++; | |
| 689 } | |
| 690 } | |
| 691 | |
| 692 // Save the current clip region | |
|
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693 canvas.save(); |
| 0 | 694 // clear this dirty area with background color |
| 695 defaultPaint.setColor(bg); | |
| 696 | |
| 697 if (isWideCharacter) { | |
| 698 canvas.clipRect(c * charWidth, | |
| 699 l * charHeight, | |
| 700 (c + 2) * charWidth, | |
| 701 (l + 1) * charHeight); | |
| 702 } | |
| 703 else { | |
| 704 canvas.clipRect(c * charWidth, | |
| 705 l * charHeight, | |
| 706 (c + addr) * charWidth, | |
| 707 (l + 1) * charHeight); | |
| 708 } | |
| 709 | |
| 710 canvas.drawPaint(defaultPaint); | |
| 711 // write the text string starting at 'c' for 'addr' number of characters | |
| 712 defaultPaint.setColor(fg); | |
| 713 | |
| 714 if ((currAttr & VDUBuffer.INVISIBLE) == 0) | |
| 715 canvas.drawText(buffer.charArray[buffer.windowBase + l], c, | |
| 716 addr, c * charWidth, (l * charHeight) - charTop, | |
| 717 defaultPaint); | |
| 718 | |
| 719 // Restore the previous clip region | |
| 720 canvas.restore(); | |
| 721 // advance to the next text block with different characteristics | |
| 722 c += addr - 1; | |
| 723 | |
| 724 if (isWideCharacter) | |
| 725 c++; | |
| 726 } | |
| 727 } | |
| 728 | |
| 729 // reset entire-buffer flags | |
| 730 buffer.update[0] = false; | |
| 731 } | |
| 732 | |
| 733 fullRedraw = false; | |
| 734 } | |
| 735 | |
| 736 public void redraw() { | |
| 737 if (parent != null) | |
| 738 parent.postInvalidate(); | |
| 739 } | |
| 740 | |
| 741 // We don't have a scroll bar. | |
| 742 public void updateScrollBar() { | |
| 743 } | |
| 744 | |
| 745 /** | |
| 746 * Resize terminal to fit [rows]x[cols] in screen of size [width]x[height] | |
| 747 * @param rows | |
| 748 * @param cols | |
| 749 * @param width | |
| 750 * @param height | |
| 751 */ | |
| 752 | |
| 753 public synchronized void resizeComputed(int cols, int rows, int width, int height) { | |
| 754 float size = 8.0f; | |
| 755 float step = 8.0f; | |
| 756 float limit = 0.125f; | |
| 757 int direction; | |
|
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758 boolean fixed = true; |
| 0 | 759 |
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760 if (!fixed) { |
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761 while ((direction = fontSizeCompare(size, cols, rows, width, height)) < 0) |
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762 size += step; |
| 0 | 763 |
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764 if (direction == 0) { |
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765 Log.d("fontsize", String.format("Found match at %f", size)); |
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766 return; |
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767 } |
| 0 | 768 |
|
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769 step /= 2.0f; |
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770 size -= step; |
| 0 | 771 |
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772 while ((direction = fontSizeCompare(size, cols, rows, width, height)) != 0 |
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773 && step >= limit) { |
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774 step /= 2.0f; |
| 0 | 775 |
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776 if (direction > 0) { |
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777 size -= step; |
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778 } |
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779 else { |
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780 size += step; |
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781 } |
| 0 | 782 } |
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783 |
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784 if (direction > 0) size -= step; |
| 0 | 785 } |
| 786 | |
| 787 this.columns = cols; | |
| 788 this.rows = rows; | |
| 789 forcedSize = true; | |
| 307 | 790 |
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791 if (fixed) setFontSize(host.getFontSize()); |
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792 else setFontSize(size); |
| 0 | 793 } |
| 794 | |
| 795 private int fontSizeCompare(float size, int cols, int rows, int width, int height) { | |
| 796 // read new metrics to get exact pixel dimensions | |
| 797 defaultPaint.setTextSize(size); | |
| 798 FontMetrics fm = defaultPaint.getFontMetrics(); | |
| 799 float[] widths = new float[1]; | |
| 800 defaultPaint.getTextWidths("X", widths); | |
| 801 int termWidth = (int)widths[0] * cols; | |
|
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802 int termHeight = (int)Math.ceil(fm.descent - fm.top) * rows; |
| 0 | 803 Log.d("fontsize", String.format("font size %f resulted in %d x %d", size, termWidth, termHeight)); |
| 804 | |
| 805 // Check to see if it fits in resolution specified. | |
| 806 if (termWidth > width || termHeight > height) | |
| 807 return 1; | |
| 808 | |
| 809 if (termWidth == width || termHeight == height) | |
| 810 return 0; | |
| 811 | |
| 812 return -1; | |
| 813 } | |
| 814 | |
| 815 /** | |
| 816 * @return whether underlying transport can forward ports | |
| 817 */ | |
| 818 public boolean canFowardPorts() { | |
| 819 return transport.canForwardPorts(); | |
| 820 } | |
| 821 | |
| 822 /** | |
| 823 * Adds the {@link PortForwardBean} to the list. | |
| 824 * @param portForward the port forward bean to add | |
| 825 * @return true on successful addition | |
| 826 */ | |
| 827 public boolean addPortForward(PortForwardBean portForward) { | |
| 828 return transport.addPortForward(portForward); | |
| 829 } | |
| 830 | |
| 831 /** | |
| 832 * Removes the {@link PortForwardBean} from the list. | |
| 833 * @param portForward the port forward bean to remove | |
| 834 * @return true on successful removal | |
| 835 */ | |
| 836 public boolean removePortForward(PortForwardBean portForward) { | |
| 837 return transport.removePortForward(portForward); | |
| 838 } | |
| 839 | |
| 840 /** | |
| 841 * @return the list of port forwards | |
| 842 */ | |
| 843 public List<PortForwardBean> getPortForwards() { | |
| 844 return transport.getPortForwards(); | |
| 845 } | |
| 846 | |
| 847 /** | |
| 848 * Enables a port forward member. After calling this method, the port forward should | |
| 849 * be operational. | |
| 850 * @param portForward member of our current port forwards list to enable | |
| 851 * @return true on successful port forward setup | |
| 852 */ | |
| 853 public boolean enablePortForward(PortForwardBean portForward) { | |
| 854 if (!transport.isConnected()) { | |
| 855 Log.i(TAG, "Attempt to enable port forward while not connected"); | |
| 856 return false; | |
| 857 } | |
| 858 | |
| 859 return transport.enablePortForward(portForward); | |
| 860 } | |
| 861 | |
| 862 /** | |
| 863 * Disables a port forward member. After calling this method, the port forward should | |
| 864 * be non-functioning. | |
| 865 * @param portForward member of our current port forwards list to enable | |
| 866 * @return true on successful port forward tear-down | |
| 867 */ | |
| 868 public boolean disablePortForward(PortForwardBean portForward) { | |
| 869 if (!transport.isConnected()) { | |
| 870 Log.i(TAG, "Attempt to disable port forward while not connected"); | |
| 871 return false; | |
| 872 } | |
| 873 | |
| 874 return transport.disablePortForward(portForward); | |
| 875 } | |
| 876 | |
| 877 /** | |
| 878 * @return whether underlying transport can transfer files | |
| 879 */ | |
| 880 public boolean canTransferFiles() { | |
| 881 return transport.canTransferFiles(); | |
| 882 } | |
| 883 | |
| 884 /** | |
| 885 * Downloads the specified remote file to the local connectbot folder. | |
| 886 * @return true on success, false on failure | |
| 887 */ | |
| 888 public boolean downloadFile(String remoteFile, String localFolder) { | |
| 889 return transport.downloadFile(remoteFile, localFolder); | |
| 890 } | |
| 891 | |
| 892 /** | |
| 893 * Uploads the specified local file to the remote host's default directory. | |
| 894 * @return true on success, false on failure | |
| 895 */ | |
| 896 public boolean uploadFile(String localFile, String remoteFolder, String remoteFile, String mode) { | |
| 897 if (mode == null) | |
| 898 mode = "0600"; | |
| 899 | |
| 900 return transport.uploadFile(localFile, remoteFolder, remoteFile, mode); | |
| 901 } | |
| 902 | |
| 903 /** | |
| 904 * @return whether the TerminalBridge should close | |
| 905 */ | |
| 906 public boolean isAwaitingClose() { | |
| 907 return awaitingClose; | |
| 908 } | |
| 909 | |
| 910 /** | |
| 911 * @return whether this connection had started and subsequently disconnected | |
| 912 */ | |
| 913 public boolean isDisconnected() { | |
| 914 return disconnected; | |
| 915 } | |
| 916 | |
| 917 /* (non-Javadoc) | |
| 918 * @see de.mud.terminal.VDUDisplay#setColor(byte, byte, byte, byte) | |
| 919 */ | |
| 920 public void setColor(int index, int red, int green, int blue) { | |
| 921 // Don't allow the system colors to be overwritten for now. May violate specs. | |
| 922 if (index < color.length && index >= 16) | |
| 923 color[index] = 0xff000000 | red << 16 | green << 8 | blue; | |
| 924 } | |
| 925 | |
| 926 public final void resetColors() { | |
| 927 int[] defaults = manager.hostdb.getDefaultColorsForScheme(HostDatabase.DEFAULT_COLOR_SCHEME); | |
| 928 defaultFg = defaults[0]; | |
| 929 defaultBg = defaults[1]; | |
| 930 color = manager.hostdb.getColorsForScheme(HostDatabase.DEFAULT_COLOR_SCHEME); | |
| 931 } | |
| 932 | |
| 933 private static Pattern urlPattern = null; | |
| 934 | |
| 935 /** | |
| 936 * @return | |
| 937 */ | |
| 938 public List<String> scanForURLs() { | |
| 939 Set<String> urls = new LinkedHashSet<String>(); | |
| 940 | |
| 941 if (urlPattern == null) { | |
| 942 // based on http://www.ietf.org/rfc/rfc2396.txt | |
| 943 String scheme = "[A-Za-z][-+.0-9A-Za-z]*"; | |
| 944 String unreserved = "[-._~0-9A-Za-z]"; | |
| 945 String pctEncoded = "%[0-9A-Fa-f]{2}"; | |
| 946 String subDelims = "[!$&'()*+,;:=]"; | |
| 947 String userinfo = "(?:" + unreserved + "|" + pctEncoded + "|" + subDelims + "|:)*"; | |
| 948 String h16 = "[0-9A-Fa-f]{1,4}"; | |
| 949 String decOctet = "(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])"; | |
| 950 String ipv4address = decOctet + "\\." + decOctet + "\\." + decOctet + "\\." + decOctet; | |
| 951 String ls32 = "(?:" + h16 + ":" + h16 + "|" + ipv4address + ")"; | |
| 952 String ipv6address = "(?:(?:" + h16 + "){6}" + ls32 + ")"; | |
| 953 String ipvfuture = "v[0-9A-Fa-f]+.(?:" + unreserved + "|" + subDelims + "|:)+"; | |
| 954 String ipLiteral = "\\[(?:" + ipv6address + "|" + ipvfuture + ")\\]"; | |
| 955 String regName = "(?:" + unreserved + "|" + pctEncoded + "|" + subDelims + ")*"; | |
| 956 String host = "(?:" + ipLiteral + "|" + ipv4address + "|" + regName + ")"; | |
| 957 String port = "[0-9]*"; | |
| 958 String authority = "(?:" + userinfo + "@)?" + host + "(?::" + port + ")?"; | |
| 959 String pchar = "(?:" + unreserved + "|" + pctEncoded + "|" + subDelims + "|@)"; | |
| 960 String segment = pchar + "*"; | |
| 961 String pathAbempty = "(?:/" + segment + ")*"; | |
| 962 String segmentNz = pchar + "+"; | |
| 963 String pathAbsolute = "/(?:" + segmentNz + "(?:/" + segment + ")*)?"; | |
| 964 String pathRootless = segmentNz + "(?:/" + segment + ")*"; | |
| 965 String hierPart = "(?://" + authority + pathAbempty + "|" + pathAbsolute + "|" + pathRootless + ")"; | |
| 966 String query = "(?:" + pchar + "|/|\\?)*"; | |
| 967 String fragment = "(?:" + pchar + "|/|\\?)*"; | |
| 968 String uriRegex = scheme + ":" + hierPart + "(?:" + query + ")?(?:#" + fragment + ")?"; | |
| 969 urlPattern = Pattern.compile(uriRegex); | |
| 970 } | |
| 971 | |
| 972 char[] visibleBuffer = new char[buffer.height * buffer.width]; | |
| 973 | |
| 974 for (int l = 0; l < buffer.height; l++) | |
| 975 System.arraycopy(buffer.charArray[buffer.windowBase + l], 0, | |
| 976 visibleBuffer, l * buffer.width, buffer.width); | |
| 977 | |
| 978 Matcher urlMatcher = urlPattern.matcher(new String(visibleBuffer)); | |
| 979 | |
| 980 while (urlMatcher.find()) | |
| 981 urls.add(urlMatcher.group()); | |
| 982 | |
| 983 return (new LinkedList<String> (urls)); | |
| 984 } | |
| 985 | |
| 986 /** | |
| 987 * @return | |
| 988 */ | |
| 989 public boolean isUsingNetwork() { | |
| 990 return transport.usesNetwork(); | |
| 991 } | |
| 992 | |
| 993 /** | |
| 994 * @return | |
| 995 */ | |
| 996 public TerminalKeyListener getKeyHandler() { | |
| 997 return keyListener; | |
| 998 } | |
| 999 | |
| 1000 /** | |
| 1001 * | |
| 1002 */ | |
| 1003 public void resetScrollPosition() { | |
| 1004 // if we're in scrollback, scroll to bottom of window on input | |
| 1005 if (buffer.windowBase != buffer.screenBase) | |
| 1006 buffer.setWindowBase(buffer.screenBase); | |
| 1007 } | |
| 1008 | |
| 1009 /** | |
| 1010 * | |
| 1011 */ | |
| 1012 public void increaseFontSize() { | |
|
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1013 setFontSize(fontSize * FONT_SIZE_FACTOR); |
| 0 | 1014 } |
| 1015 | |
| 1016 /** | |
| 1017 * | |
| 1018 */ | |
| 1019 public void decreaseFontSize() { | |
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1020 setFontSize(fontSize / FONT_SIZE_FACTOR); |
| 0 | 1021 } |
| 1022 | |
| 1023 /** | |
| 1024 * Auto-size window back to default | |
| 1025 */ | |
| 1026 public void resetSize(TerminalView parent) { | |
| 1027 this.forcedSize = false; | |
|
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1028 setMyFontSize(); |
| 0 | 1029 } |
| 1030 | |
| 1031 /** | |
| 1032 * Create a screenshot of the current view | |
| 1033 */ | |
| 1034 public void captureScreen() { | |
| 1035 String msg; | |
| 1036 File dir, path; | |
| 1037 boolean success = true; | |
| 1038 Bitmap screenshot = this.bitmap; | |
| 1039 | |
| 1040 if (manager == null || parent == null || screenshot == null) | |
| 1041 return; | |
| 1042 | |
| 1043 SimpleDateFormat s = new SimpleDateFormat("yyyyMMdd_HHmmss"); | |
| 1044 String date = s.format(new Date()); | |
| 1045 String pref_path = manager.prefs.getString(PreferenceConstants.SCREEN_CAPTURE_FOLDER, ""); | |
| 1046 File default_path = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES); | |
| 1047 | |
| 1048 if (pref_path.equals("")) | |
| 1049 dir = default_path; | |
| 1050 else | |
| 1051 dir = new File(pref_path); | |
| 1052 | |
| 1053 path = new File(dir, "vx-" + date + ".png"); | |
| 1054 | |
| 1055 try { | |
| 1056 dir.mkdirs(); | |
| 1057 FileOutputStream out = new FileOutputStream(path); | |
| 1058 screenshot.compress(Bitmap.CompressFormat.PNG, 90, out); | |
| 1059 out.close(); | |
| 1060 } | |
| 1061 catch (Exception e) { | |
| 1062 e.printStackTrace(); | |
| 1063 success = false; | |
| 1064 } | |
| 1065 | |
| 1066 if (success) { | |
| 1067 msg = manager.getResources().getString(R.string.screenshot_saved_as) + " " + path; | |
| 1068 | |
| 1069 if (manager.prefs.getBoolean(PreferenceConstants.SCREEN_CAPTURE_POPUP, true)) { | |
| 1070 new AlertDialog.Builder(parent.getContext()) | |
| 1071 .setTitle(R.string.screenshot_success_title) | |
| 1072 .setMessage(msg) | |
| 1073 .setPositiveButton(R.string.button_close, null) | |
| 1074 .show(); | |
| 1075 } | |
| 1076 } | |
| 1077 else { | |
| 1078 msg = manager.getResources().getString(R.string.screenshot_not_saved_as) + " " + path; | |
| 1079 new AlertDialog.Builder(parent.getContext()) | |
| 1080 .setTitle(R.string.screenshot_error_title) | |
| 1081 .setMessage(msg) | |
| 1082 .setNegativeButton(R.string.button_close, null) | |
| 1083 .show(); | |
| 1084 } | |
| 1085 | |
| 1086 return; | |
| 1087 } | |
| 1088 | |
| 1089 /** | |
| 1090 * Show change font size dialog | |
| 1091 */ | |
| 1092 public boolean showFontSizeDialog() { | |
| 1093 final String pickerString = "+-"; | |
| 1094 CharSequence str = ""; | |
| 1095 Editable content = Editable.Factory.getInstance().newEditable(str); | |
| 1096 | |
| 1097 if (parent == null) | |
| 1098 return false; | |
| 1099 | |
| 1100 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
| 1101 parent, content, pickerString, true) { | |
| 1102 private void changeFontSize(CharSequence result) { | |
| 1103 if (result.equals("+")) | |
| 1104 increaseFontSize(); | |
| 1105 else if (result.equals("-")) | |
| 1106 decreaseFontSize(); | |
| 1107 } | |
| 1108 @Override | |
| 1109 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
| 1110 final String result = String.valueOf(pickerString.charAt(pos)); | |
| 1111 changeFontSize(result); | |
| 1112 } | |
| 1113 @Override | |
| 1114 public void onClick(View v) { | |
| 1115 if (v instanceof Button) { | |
| 1116 final CharSequence result = ((Button) v).getText(); | |
| 1117 | |
| 1118 if (result.equals("")) | |
| 1119 dismiss(); | |
| 1120 else | |
| 1121 changeFontSize(result); | |
| 1122 } | |
| 1123 } | |
| 1124 @Override | |
| 1125 public boolean dispatchKeyEvent(KeyEvent event) { | |
| 1126 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
| 1127 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
| 1128 dismiss(); | |
| 1129 | |
| 1130 return keyListener.onKey(parent, event.getKeyCode(), event); | |
| 1131 } | |
| 1132 | |
| 1133 return true; | |
| 1134 } | |
| 1135 }; | |
| 1136 cpd.show(); | |
| 1137 return true; | |
| 1138 } | |
| 1139 | |
| 1140 /** | |
| 1141 * Show arrows dialog | |
| 1142 */ | |
| 1143 public boolean showArrowsDialog() { | |
|
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1144 final String []pickerStrings = {"←", "→", "↑", "↓", "tab", "ins", "del", "ret"}; |
| 307 | 1145 final HashMap<String, Integer> keymap = new HashMap<String, Integer>(); |
|
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1146 keymap.put("←", vt320.KEY_LEFT); |
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1147 keymap.put("→", vt320.KEY_RIGHT); |
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1148 keymap.put("↑", vt320.KEY_UP); |
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1149 keymap.put("↓", vt320.KEY_DOWN); |
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1150 keymap.put("tab", vt320.KEY_TAB); |
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1151 keymap.put("ins", vt320.KEY_INSERT); |
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1152 keymap.put("del", vt320.KEY_DELETE); |
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1153 keymap.put("ret", vt320.KEY_ENTER); |
| 0 | 1154 CharSequence str = ""; |
| 1155 Editable content = Editable.Factory.getInstance().newEditable(str); | |
| 1156 | |
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1157 if (parent == null) return false; |
| 0 | 1158 |
|
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1159 StringPickerDialog cpd = new StringPickerDialog(parent.getContext(), |
| 307 | 1160 parent, content, |
| 1161 pickerStrings, true) { | |
|
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1162 private void buttonPressed(String s) { |
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1163 if (keymap.containsKey(s)) buffer.keyPressed(keymap.get(s), ' ', 0); |
| 0 | 1164 } |
| 1165 @Override | |
| 1166 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
|
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1167 buttonPressed(pickerStrings[pos]); |
| 0 | 1168 } |
| 1169 @Override | |
| 1170 public void onClick(View v) { | |
| 1171 if (v instanceof Button) { | |
|
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1172 final String s = ((Button) v).getText().toString(); |
| 307 | 1173 |
|
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1174 if (s.equals("")) dismiss(); |
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1175 else buttonPressed(s); |
| 0 | 1176 } |
| 1177 } | |
| 1178 @Override | |
| 1179 public boolean dispatchKeyEvent(KeyEvent event) { | |
| 1180 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
| 1181 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
| 1182 dismiss(); | |
| 1183 | |
| 1184 return keyListener.onKey(parent, event.getKeyCode(), event); | |
| 1185 } | |
| 1186 | |
| 1187 return true; | |
| 1188 } | |
| 1189 }; | |
| 1190 cpd.show(); | |
| 1191 return true; | |
| 1192 } | |
| 1193 | |
| 1194 | |
| 1195 /** | |
| 1196 * CTRL dialog | |
| 1197 */ | |
| 1198 private String getCtrlString() { | |
|
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1199 final String defaultSet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; |
| 0 | 1200 String set = manager.prefs.getString(PreferenceConstants.CTRL_STRING, defaultSet); |
| 1201 | |
| 1202 if (set == null || set.equals("")) { | |
| 1203 set = defaultSet; | |
| 1204 } | |
| 1205 | |
| 1206 return set; | |
| 1207 } | |
| 1208 | |
| 1209 public boolean showCtrlDialog() { | |
| 1210 CharSequence str = ""; | |
| 1211 Editable content = Editable.Factory.getInstance().newEditable(str); | |
| 1212 | |
| 1213 if (parent == null) | |
| 1214 return false; | |
| 1215 | |
| 1216 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
| 1217 parent, content, getCtrlString(), true) { | |
| 1218 private void buttonPressed(CharSequence result) { | |
| 1219 int code = result.toString().toUpperCase().charAt(0) - 64; | |
| 1220 | |
| 1221 if (code > 0 && code < 80) { | |
| 1222 try { | |
| 1223 transport.write(code); | |
| 1224 } | |
| 1225 catch (IOException e) { | |
| 1226 Log.d(TAG, "Error writing CTRL+" + result.toString().toUpperCase().charAt(0)); | |
| 1227 } | |
| 1228 } | |
| 1229 | |
| 1230 dismiss(); | |
| 1231 } | |
| 1232 @Override | |
| 1233 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
| 1234 final String result = String.valueOf(getCtrlString().charAt(pos)); | |
| 1235 buttonPressed(result); | |
| 1236 } | |
| 1237 @Override | |
| 1238 public void onClick(View v) { | |
| 1239 if (v instanceof Button) { | |
| 1240 final CharSequence result = ((Button) v).getText(); | |
| 1241 | |
| 1242 if (result.equals("")) | |
| 1243 dismiss(); | |
| 1244 else | |
| 1245 buttonPressed(result); | |
| 1246 } | |
| 1247 } | |
| 1248 @Override | |
| 1249 public boolean dispatchKeyEvent(KeyEvent event) { | |
| 1250 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
| 1251 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
| 1252 dismiss(); | |
| 1253 | |
| 1254 return keyListener.onKey(parent, event.getKeyCode(), event); | |
| 1255 } | |
| 1256 | |
| 1257 return true; | |
| 1258 } | |
| 1259 }; | |
| 1260 cpd.show(); | |
| 1261 return true; | |
| 1262 } | |
| 1263 | |
| 1264 /** | |
| 1265 * Function keys dialog | |
| 1266 */ | |
| 1267 public boolean showFKeysDialog() { | |
|
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1268 final String []pickerStrings = {"F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", "F11", "F12", "F13", "F14", "F15", "F16", "F17", "F18", "F19", "F20", "F21", "F22", "F23", "F24", "←", "→", "↑", "↓", "tab", "ins", "del", "ret"}; |
| 307 | 1269 final HashMap<String, Integer> keymap = new HashMap<String, Integer>(); |
|
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1270 keymap.put("F1", vt320.KEY_F1); |
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1271 keymap.put("F2", vt320.KEY_F2); |
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1272 keymap.put("F3", vt320.KEY_F3); |
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1273 keymap.put("F4", vt320.KEY_F4); |
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1274 keymap.put("F5", vt320.KEY_F5); |
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1275 keymap.put("F6", vt320.KEY_F6); |
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1276 keymap.put("F7", vt320.KEY_F7); |
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1277 keymap.put("F8", vt320.KEY_F8); |
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1278 keymap.put("F9", vt320.KEY_F9); |
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1279 keymap.put("F10", vt320.KEY_F10); |
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1280 keymap.put("F11", vt320.KEY_F11); |
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1281 keymap.put("F12", vt320.KEY_F12); |
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1282 keymap.put("F13", vt320.KEY_F13); |
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1283 keymap.put("F14", vt320.KEY_F14); |
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1284 keymap.put("F15", vt320.KEY_F15); |
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1285 keymap.put("F16", vt320.KEY_F16); |
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1286 keymap.put("F17", vt320.KEY_F17); |
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1287 keymap.put("F18", vt320.KEY_F18); |
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1288 keymap.put("F19", vt320.KEY_F19); |
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1289 keymap.put("F20", vt320.KEY_F20); |
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1290 keymap.put("F21", vt320.KEY_F21); |
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1291 keymap.put("F22", vt320.KEY_F22); |
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1292 keymap.put("F23", vt320.KEY_F23); |
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1293 keymap.put("F24", vt320.KEY_F24); |
|
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1294 keymap.put("←", vt320.KEY_LEFT); |
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1295 keymap.put("→", vt320.KEY_RIGHT); |
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1296 keymap.put("↑", vt320.KEY_UP); |
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1297 keymap.put("↓", vt320.KEY_DOWN); |
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1298 keymap.put("tab", vt320.KEY_TAB); |
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1299 keymap.put("ins", vt320.KEY_INSERT); |
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1300 keymap.put("del", vt320.KEY_DELETE); |
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1301 keymap.put("ret", vt320.KEY_ENTER); |
| 0 | 1302 CharSequence str = ""; |
| 1303 Editable content = Editable.Factory.getInstance().newEditable(str); | |
| 1304 | |
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1305 if (parent == null) return false; |
| 0 | 1306 |
|
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1307 StringPickerDialog cpd = new StringPickerDialog(parent.getContext(), |
| 307 | 1308 parent, content, |
| 1309 pickerStrings, true) { | |
|
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1310 private void buttonPressed(String s) { |
| 176 | 1311 if (keymap.containsKey(s)) buffer.keyPressed(keymap.get(s), ' ', 0); |
| 307 | 1312 |
| 0 | 1313 dismiss(); |
| 1314 } | |
| 1315 @Override | |
| 1316 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
|
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1317 buttonPressed(pickerStrings[pos]); |
| 0 | 1318 } |
| 1319 @Override | |
| 1320 public void onClick(View v) { | |
| 1321 if (v instanceof Button) { | |
|
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1322 final String s = ((Button) v).getText().toString(); |
| 307 | 1323 |
|
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1324 if (s.equals("")) dismiss(); |
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1325 else buttonPressed(s); |
| 0 | 1326 } |
| 1327 } | |
| 1328 @Override | |
| 1329 public boolean dispatchKeyEvent(KeyEvent event) { | |
| 1330 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
| 1331 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
| 1332 dismiss(); | |
| 1333 | |
| 1334 return keyListener.onKey(parent, event.getKeyCode(), event); | |
| 1335 } | |
| 1336 | |
| 1337 return true; | |
| 1338 } | |
| 1339 }; | |
| 1340 cpd.show(); | |
| 1341 return true; | |
| 1342 } | |
| 1343 | |
| 1344 private String getPickerString() { | |
| 1345 final String defaultSet = "~\\^()[]{}<>|/:_;,.!@#$%&*?\"'-+="; | |
| 1346 String set = manager.prefs.getString(PreferenceConstants.PICKER_STRING, defaultSet); | |
| 1347 | |
| 1348 if (set == null || set.equals("")) { | |
| 1349 set = defaultSet; | |
| 1350 } | |
| 1351 | |
| 1352 return set; | |
| 1353 } | |
| 1354 | |
| 1355 public boolean showCharPickerDialog() { | |
| 1356 CharSequence str = ""; | |
| 1357 Editable content = Editable.Factory.getInstance().newEditable(str); | |
| 1358 | |
| 1359 if (parent == null || !transport.isAuthenticated()) | |
| 1360 return false; | |
| 1361 | |
| 1362 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
| 1363 parent, content, getPickerString(), true) { | |
| 1364 private void writeChar(CharSequence result) { | |
| 1365 try { | |
| 1366 if (transport.isAuthenticated()) | |
| 1367 transport.write(result.toString().getBytes(getCharset().name())); | |
| 1368 } | |
| 1369 catch (IOException e) { | |
| 1370 Log.e(TAG, "Problem with the CharacterPickerDialog", e); | |
| 1371 } | |
| 1372 | |
| 1373 if (!manager.prefs.getBoolean(PreferenceConstants.PICKER_KEEP_OPEN, false)) | |
| 1374 dismiss(); | |
| 1375 } | |
| 1376 @Override | |
| 1377 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
| 1378 String result = String.valueOf(getPickerString().charAt(pos)); | |
| 1379 writeChar(result); | |
| 1380 } | |
| 1381 @Override | |
| 1382 public void onClick(View v) { | |
| 1383 if (v instanceof Button) { | |
| 1384 CharSequence result = ((Button) v).getText(); | |
| 1385 | |
| 1386 if (result.equals("")) | |
| 1387 dismiss(); | |
| 1388 else | |
| 1389 writeChar(result); | |
| 1390 } | |
| 1391 } | |
| 1392 @Override | |
| 1393 public boolean dispatchKeyEvent(KeyEvent event) { | |
| 1394 int keyCode = event.getKeyCode(); | |
| 1395 | |
| 1396 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
| 1397 // close window if SYM or BACK keys are pressed | |
| 1398 if (keyListener.isSymKey(keyCode) || | |
| 1399 keyCode == KeyEvent.KEYCODE_BACK) { | |
| 1400 dismiss(); | |
| 1401 return true; | |
| 1402 } | |
| 1403 } | |
|
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1404 |
| 0 | 1405 return super.dispatchKeyEvent(event); |
| 1406 } | |
| 1407 }; | |
| 1408 cpd.show(); | |
| 1409 return true; | |
| 1410 } | |
| 1411 } |