Mercurial > 510Connectbot
annotate src/com/five_ten_sg/connectbot/service/TerminalBridge.java @ 246:dfe5f44bbea1
add host preference for fixed screen size
author | Carl Byington <carl@five-ten-sg.com> |
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date | Mon, 14 Jul 2014 11:16:07 -0700 |
parents | 23119f3c0d28 |
children | 1e1bb5468ebe |
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.FloatMath; | |
59 import android.util.Log; | |
60 import android.view.KeyEvent; | |
61 import android.view.View; | |
62 import android.widget.AdapterView; | |
63 import android.widget.Button; | |
64 import de.mud.terminal.VDUBuffer; | |
65 import de.mud.terminal.VDUDisplay; | |
66 import de.mud.terminal.vt320; | |
67 | |
68 | |
69 /** | |
70 * Provides a bridge between a MUD terminal buffer and a possible TerminalView. | |
71 * This separation allows us to keep the TerminalBridge running in a background | |
72 * service. A TerminalView shares down a bitmap that we can use for rendering | |
73 * when available. | |
74 * | |
75 * This class also provides SSH hostkey verification prompting, and password | |
76 * prompting. | |
77 */ | |
78 @SuppressWarnings("deprecation") // for ClipboardManager | |
79 public class TerminalBridge implements VDUDisplay { | |
80 public final static String TAG = "ConnectBot.TerminalBridge"; | |
81 | |
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82 private final static float FONT_SIZE_FACTOR = 1.1f; |
0 | 83 |
84 public Integer[] color; | |
85 | |
86 public int defaultFg = HostDatabase.DEFAULT_FG_COLOR; | |
87 public int defaultBg = HostDatabase.DEFAULT_BG_COLOR; | |
88 | |
89 protected final TerminalManager manager; | |
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90 public final HostBean host; |
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91 public final String homeDirectory; |
0 | 92 |
93 AbsTransport transport; | |
94 | |
95 final Paint defaultPaint; | |
96 | |
97 private Relay relay; | |
98 | |
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99 private String emulation; // aka answerback string, aka terminal type |
0 | 100 |
101 public Bitmap bitmap = null; | |
102 public vt320 buffer = null; | |
103 | |
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104 public TerminalView parent = null; |
0 | 105 private final Canvas canvas = new Canvas(); |
106 | |
107 private boolean disconnected = false; | |
108 private boolean awaitingClose = false; | |
109 | |
110 private boolean forcedSize = false; | |
111 private int columns; | |
112 private int rows; | |
113 | |
114 public TerminalMonitor monitor = null; | |
115 private TerminalKeyListener keyListener = null; | |
116 | |
117 private boolean selectingForCopy = false; | |
118 private final SelectionArea selectionArea; | |
119 | |
120 // TODO add support for the new clipboard API | |
121 private ClipboardManager clipboard; | |
122 | |
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123 public int charWidth = -1; |
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124 public int charHeight = -1; |
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125 private int charTop = -1; |
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126 private float fontSize = -1; |
0 | 127 |
128 private final List<FontSizeChangedListener> fontSizeChangedListeners; | |
129 | |
130 private final List<String> localOutput; | |
131 | |
132 /** | |
133 * Flag indicating if we should perform a full-screen redraw during our next | |
134 * rendering pass. | |
135 */ | |
136 private boolean fullRedraw = false; | |
137 | |
138 public PromptHelper promptHelper; | |
139 | |
140 protected BridgeDisconnectedListener disconnectListener = null; | |
141 | |
142 /** | |
143 * Create a new terminal bridge suitable for unit testing. | |
144 */ | |
145 public TerminalBridge() { | |
146 buffer = new vt320() { | |
147 @Override | |
148 public void write(byte[] b) {} | |
149 @Override | |
150 public void write(int b) {} | |
151 @Override | |
152 public void sendTelnetCommand(byte cmd) {} | |
153 @Override | |
154 public void setWindowSize(int c, int r) {} | |
155 @Override | |
156 public void debug(String s) {} | |
157 }; | |
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158 emulation = null; |
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159 manager = null; |
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160 host = null; |
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161 homeDirectory = null; |
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162 defaultPaint = new Paint(); |
0 | 163 selectionArea = new SelectionArea(); |
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164 localOutput = new LinkedList<String>(); |
0 | 165 fontSizeChangedListeners = new LinkedList<FontSizeChangedListener>(); |
166 transport = null; | |
167 keyListener = new TerminalKeyListener(manager, this, buffer, null); | |
168 monitor = null; | |
169 } | |
170 | |
171 /** | |
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172 * Create new terminal bridge with following parameters. |
0 | 173 */ |
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174 public TerminalBridge(final TerminalManager manager, final HostBean host, final String homeDirectory) throws IOException { |
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175 this.manager = manager; |
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176 this.host = host; |
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177 this.homeDirectory = homeDirectory; |
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178 emulation = host.getHostEmulation(); |
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179 |
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180 if ((emulation == null) || (emulation.length() == 0)) emulation = manager.getEmulation(); |
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181 |
0 | 182 // create prompt helper to relay password and hostkey requests up to gui |
183 promptHelper = new PromptHelper(this); | |
184 // create our default paint | |
185 defaultPaint = new Paint(); | |
186 defaultPaint.setAntiAlias(true); | |
187 defaultPaint.setTypeface(Typeface.MONOSPACE); | |
188 defaultPaint.setFakeBoldText(true); // more readable? | |
189 localOutput = new LinkedList<String>(); | |
190 fontSizeChangedListeners = new LinkedList<FontSizeChangedListener>(); | |
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191 setMyFontSize(); |
0 | 192 resetColors(); |
193 selectionArea = new SelectionArea(); | |
194 } | |
195 | |
196 public PromptHelper getPromptHelper() { | |
197 return promptHelper; | |
198 } | |
199 | |
200 /** | |
201 * Spawn thread to open connection and start login process. | |
202 */ | |
203 protected void startConnection() { | |
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204 transport = TransportFactory.getTransport(host.getProtocol()); |
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205 transport.setLinks(manager, this, homeDirectory, host, emulation); |
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206 buffer = transport.getTransportBuffer(); |
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207 keyListener = transport.getTerminalKeyListener(); |
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208 String monitor_init = host.getMonitor(); |
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209 |
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210 if ((monitor_init != null) && (monitor_init.length() > 0)) { |
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211 monitor = new TerminalMonitor(manager, buffer, parent, host, monitor_init); |
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212 } |
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213 |
0 | 214 transport.setCompression(host.getCompression()); |
215 transport.setHttpproxy(host.getHttpproxy()); | |
216 transport.setUseAuthAgent(host.getUseAuthAgent()); | |
217 | |
218 if (transport.canForwardPorts()) { | |
219 for (PortForwardBean portForward : manager.hostdb.getPortForwardsForHost(host)) | |
220 transport.addPortForward(portForward); | |
221 } | |
222 | |
223 outputLine(manager.res.getString(R.string.terminal_connecting, host.getHostname(), host.getPort(), host.getProtocol())); | |
224 Thread connectionThread = new Thread(new Runnable() { | |
225 public void run() { | |
226 transport.connect(); | |
227 } | |
228 }); | |
229 connectionThread.setName("Connection"); | |
230 connectionThread.setDaemon(true); | |
231 connectionThread.start(); | |
232 } | |
233 | |
234 /** | |
235 * Handle challenges from keyboard-interactive authentication mode. | |
236 */ | |
237 public String[] replyToChallenge(String name, String instruction, int numPrompts, String[] prompt, boolean[] echo) { | |
238 String[] responses = new String[numPrompts]; | |
239 | |
240 for (int i = 0; i < numPrompts; i++) { | |
241 // request response from user for each prompt | |
242 responses[i] = promptHelper.requestPasswordPrompt(instruction, prompt[i]); | |
243 } | |
244 | |
245 return responses; | |
246 } | |
247 | |
248 /** | |
249 * @return charset in use by bridge | |
250 */ | |
251 public Charset getCharset() { | |
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252 if (relay != null) return relay.getCharset(); |
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253 |
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254 return keyListener.getCharset(); |
0 | 255 } |
256 | |
257 /** | |
258 * Sets the encoding used by the terminal. If the connection is live, | |
259 * then the character set is changed for the next read. | |
260 * @param encoding the canonical name of the character encoding | |
261 */ | |
262 public void setCharset(String encoding) { | |
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263 if (relay != null) relay.setCharset(encoding); |
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264 |
0 | 265 keyListener.setCharset(encoding); |
266 } | |
267 | |
268 /** | |
269 * Convenience method for writing a line into the underlying MUD buffer. | |
270 * Should never be called once the session is established. | |
271 */ | |
272 public final void outputLine(String line) { | |
273 if (transport != null && transport.isSessionOpen()) | |
274 Log.e(TAG, "Session established, cannot use outputLine!", new IOException("outputLine call traceback")); | |
275 | |
276 synchronized (localOutput) { | |
277 final String s = line + "\r\n"; | |
278 localOutput.add(s); | |
279 buffer.putString(s); | |
280 // For accessibility | |
281 final char[] charArray = s.toCharArray(); | |
282 propagateConsoleText(charArray, charArray.length); | |
283 } | |
284 } | |
285 | |
286 /** | |
287 * Inject a specific string into this terminal. Used for post-login strings | |
288 * and pasting clipboard. | |
289 */ | |
290 public void injectString(final String string) { | |
291 if (string == null || string.length() == 0) | |
292 return; | |
293 | |
294 Thread injectStringThread = new Thread(new Runnable() { | |
295 public void run() { | |
296 try { | |
297 transport.write(string.getBytes(host.getEncoding())); | |
298 } | |
299 catch (Exception e) { | |
300 Log.e(TAG, "Couldn't inject string to remote host: ", e); | |
301 } | |
302 } | |
303 }); | |
304 injectStringThread.setName("InjectString"); | |
305 injectStringThread.start(); | |
306 } | |
307 | |
308 /** | |
309 * Internal method to request actual PTY terminal once we've finished | |
310 * authentication. If called before authenticated, it will just fail. | |
311 */ | |
312 public void onConnected() { | |
313 disconnected = false; | |
314 buffer.reset(); | |
315 buffer.setAnswerBack(emulation); | |
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316 localOutput.clear(); // We no longer need our local output. |
0 | 317 |
318 if (HostDatabase.DELKEY_BACKSPACE.equals(host.getDelKey())) | |
319 buffer.setBackspace(vt320.DELETE_IS_BACKSPACE); | |
320 else | |
321 buffer.setBackspace(vt320.DELETE_IS_DEL); | |
322 | |
323 // create thread to relay incoming connection data to buffer | |
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324 // only if needed by the transport |
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325 if (transport.needsRelay()) { |
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326 relay = new Relay(this, transport, buffer, host.getEncoding()); |
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327 Thread relayThread = new Thread(relay); |
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328 relayThread.setDaemon(true); |
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329 relayThread.setName("Relay"); |
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330 relayThread.start(); |
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331 } |
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332 |
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333 // get proper font size |
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334 setMyFontSize(); |
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335 |
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336 // finally send any post-login string, if requested |
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337 injectString(host.getPostLogin()); |
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338 } |
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339 |
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340 private void setMyFontSize() { |
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341 if ((parent != null) && (host.getFixedSize())) { |
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342 resizeComputed(host.getFixedWidth(), host.getFixedHeight(), parent.getWidth(), parent.getHeight()); |
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343 } |
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344 else { |
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345 setFontSize(host.getFontSize()); |
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346 } |
0 | 347 } |
348 | |
349 /** | |
350 * @return whether a session is open or not | |
351 */ | |
352 public boolean isSessionOpen() { | |
353 if (transport != null) return transport.isSessionOpen(); | |
354 | |
355 return false; | |
356 } | |
357 | |
358 public void setOnDisconnectedListener(BridgeDisconnectedListener disconnectListener) { | |
359 this.disconnectListener = disconnectListener; | |
360 } | |
361 | |
362 /** | |
363 * Force disconnection of this terminal bridge. | |
364 */ | |
365 public void dispatchDisconnect(boolean immediate) { | |
366 // We don't need to do this multiple times. | |
367 synchronized (this) { | |
368 if (disconnected && !immediate) return; | |
369 | |
370 disconnected = true; | |
371 } | |
372 | |
373 // Cancel any pending prompts. | |
374 promptHelper.cancelPrompt(); | |
375 // disconnection request hangs if we havent really connected to a host yet | |
376 // temporary fix is to just spawn disconnection into a thread | |
377 Thread disconnectThread = new Thread(new Runnable() { | |
378 public void run() { | |
379 if (transport != null && transport.isConnected()) | |
380 transport.close(); | |
381 } | |
382 }); | |
383 disconnectThread.setName("Disconnect"); | |
384 disconnectThread.start(); | |
385 | |
386 if (immediate) { | |
387 awaitingClose = true; | |
388 | |
389 if (disconnectListener != null) | |
390 disconnectListener.onDisconnected(TerminalBridge.this); | |
391 } | |
392 else { | |
393 final String line = manager.res.getString(R.string.alert_disconnect_msg); | |
394 buffer.putString("\r\n" + line + "\r\n"); | |
395 | |
396 if (host.getStayConnected()) { | |
397 manager.requestReconnect(this); | |
398 return; | |
399 } | |
400 | |
401 Thread disconnectPromptThread = new Thread(new Runnable() { | |
402 public void run() { | |
403 Boolean result = promptHelper.requestBooleanPrompt(null, | |
404 manager.res.getString(R.string.prompt_host_disconnected)); | |
405 | |
406 if (result == null || result.booleanValue()) { | |
407 awaitingClose = true; | |
408 | |
409 // Tell the TerminalManager that we can be destroyed now. | |
410 if (disconnectListener != null) | |
411 disconnectListener.onDisconnected(TerminalBridge.this); | |
412 } | |
413 } | |
414 }); | |
415 disconnectPromptThread.setName("DisconnectPrompt"); | |
416 disconnectPromptThread.setDaemon(true); | |
417 disconnectPromptThread.start(); | |
418 } | |
419 | |
420 // close the monitor | |
421 if (monitor != null) monitor.Disconnect(); | |
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422 |
0 | 423 monitor = null; |
424 } | |
425 | |
426 public void setSelectingForCopy(boolean selectingForCopy) { | |
427 this.selectingForCopy = selectingForCopy; | |
428 } | |
429 | |
430 public boolean isSelectingForCopy() { | |
431 return selectingForCopy; | |
432 } | |
433 | |
434 public SelectionArea getSelectionArea() { | |
435 return selectionArea; | |
436 } | |
437 | |
438 public synchronized void tryKeyVibrate() { | |
439 manager.tryKeyVibrate(); | |
440 } | |
441 | |
442 /** | |
443 * Request a different font size. Will make call to parentChanged() to make | |
444 * sure we resize PTY if needed. | |
445 */ | |
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446 final void setFontSize(float size) { |
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447 if (size <= 0.0) size = 12.0f; |
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448 size = (float)(int)((size * 10.0f) + 0.5f) / 10.0f; |
0 | 449 defaultPaint.setTextSize(size); |
450 fontSize = size; | |
451 // read new metrics to get exact pixel dimensions | |
452 FontMetrics fm = defaultPaint.getFontMetrics(); | |
453 charTop = (int)FloatMath.ceil(fm.top); | |
454 float[] widths = new float[1]; | |
455 defaultPaint.getTextWidths("X", widths); | |
456 charWidth = (int)FloatMath.ceil(widths[0]); | |
457 charHeight = (int)FloatMath.ceil(fm.descent - fm.top); | |
458 | |
459 // refresh any bitmap with new font size | |
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460 if (parent != null) parentChanged(parent); |
0 | 461 |
462 for (FontSizeChangedListener ofscl : fontSizeChangedListeners) | |
463 ofscl.onFontSizeChanged(size); | |
464 | |
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465 host.setFontSize(fontSize); |
0 | 466 manager.hostdb.updateFontSize(host); |
467 } | |
468 | |
469 /** | |
470 * Add an {@link FontSizeChangedListener} to the list of listeners for this | |
471 * bridge. | |
472 * | |
473 * @param listener | |
474 * listener to add | |
475 */ | |
476 public void addFontSizeChangedListener(FontSizeChangedListener listener) { | |
477 fontSizeChangedListeners.add(listener); | |
478 } | |
479 | |
480 /** | |
481 * Remove an {@link FontSizeChangedListener} from the list of listeners for | |
482 * this bridge. | |
483 * | |
484 * @param listener | |
485 */ | |
486 public void removeFontSizeChangedListener(FontSizeChangedListener listener) { | |
487 fontSizeChangedListeners.remove(listener); | |
488 } | |
489 | |
490 /** | |
491 * Something changed in our parent {@link TerminalView}, maybe it's a new | |
492 * parent, or maybe it's an updated font size. We should recalculate | |
493 * terminal size information and request a PTY resize. | |
494 */ | |
495 | |
496 public final synchronized void parentChanged(TerminalView parent) { | |
497 if (manager != null && !manager.isResizeAllowed()) { | |
498 Log.d(TAG, "Resize is not allowed now"); | |
499 return; | |
500 } | |
501 | |
502 this.parent = parent; | |
503 final int width = parent.getWidth(); | |
504 final int height = parent.getHeight(); | |
505 | |
506 // Something has gone wrong with our layout; we're 0 width or height! | |
507 if (width <= 0 || height <= 0) | |
508 return; | |
509 | |
510 clipboard = (ClipboardManager) parent.getContext().getSystemService(Context.CLIPBOARD_SERVICE); | |
511 keyListener.setClipboardManager(clipboard); | |
512 | |
513 if (!forcedSize) { | |
514 // recalculate buffer size | |
515 int newColumns, newRows; | |
516 newColumns = width / charWidth; | |
517 newRows = height / charHeight; | |
518 | |
519 // If nothing has changed in the terminal dimensions and not an intial | |
520 // draw then don't blow away scroll regions and such. | |
521 if (newColumns == columns && newRows == rows) | |
522 return; | |
523 | |
524 columns = newColumns; | |
525 rows = newRows; | |
526 } | |
527 | |
528 // reallocate new bitmap if needed | |
529 boolean newBitmap = (bitmap == null); | |
530 | |
531 if (bitmap != null) | |
532 newBitmap = (bitmap.getWidth() != width || bitmap.getHeight() != height); | |
533 | |
534 if (newBitmap) { | |
535 discardBitmap(); | |
536 bitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888); | |
537 canvas.setBitmap(bitmap); | |
538 } | |
539 | |
540 // clear out any old buffer information | |
541 defaultPaint.setColor(Color.BLACK); | |
542 canvas.drawPaint(defaultPaint); | |
543 | |
544 // Stroke the border of the terminal if the size is being forced; | |
545 if (forcedSize) { | |
546 int borderX = (columns * charWidth) + 1; | |
547 int borderY = (rows * charHeight) + 1; | |
548 defaultPaint.setColor(Color.GRAY); | |
549 defaultPaint.setStrokeWidth(0.0f); | |
550 | |
551 if (width >= borderX) | |
552 canvas.drawLine(borderX, 0, borderX, borderY + 1, defaultPaint); | |
553 | |
554 if (height >= borderY) | |
555 canvas.drawLine(0, borderY, borderX + 1, borderY, defaultPaint); | |
556 } | |
557 | |
558 try { | |
559 // request a terminal pty resize | |
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560 if (buffer != null) { |
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561 synchronized (buffer) { |
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562 buffer.setScreenSize(columns, rows, true); |
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563 } |
0 | 564 } |
565 | |
566 if (transport != null) | |
567 transport.setDimensions(columns, rows, width, height); | |
568 } | |
569 catch (Exception e) { | |
570 Log.e(TAG, "Problem while trying to resize screen or PTY", e); | |
571 } | |
572 | |
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573 // redraw local output if we don't have a session to receive our resize request |
0 | 574 if (transport == null) { |
575 synchronized (localOutput) { | |
576 buffer.reset(); | |
577 | |
578 for (String line : localOutput) | |
579 buffer.putString(line); | |
580 } | |
581 } | |
582 | |
583 // force full redraw with new buffer size | |
584 fullRedraw = true; | |
585 redraw(); | |
586 parent.notifyUser(String.format("%d x %d", columns, rows)); | |
587 Log.i(TAG, String.format("parentChanged() now width=%d, height=%d", columns, rows)); | |
588 } | |
589 | |
590 /** | |
591 * Somehow our parent {@link TerminalView} was destroyed. Now we don't need | |
592 * to redraw anywhere, and we can recycle our internal bitmap. | |
593 */ | |
594 | |
595 public synchronized void parentDestroyed() { | |
596 parent = null; | |
597 discardBitmap(); | |
598 } | |
599 | |
600 private void discardBitmap() { | |
601 if (bitmap != null) | |
602 bitmap.recycle(); | |
603 | |
604 bitmap = null; | |
605 } | |
606 | |
607 public void propagateConsoleText(char[] rawText, int length) { | |
608 if (parent != null) { | |
609 parent.propagateConsoleText(rawText, length); | |
610 } | |
611 } | |
612 | |
613 public void onDraw() { | |
614 int fg, bg; | |
615 | |
616 synchronized (buffer) { | |
617 boolean entireDirty = buffer.update[0] || fullRedraw; | |
618 boolean isWideCharacter = false; | |
619 | |
620 // walk through all lines in the buffer | |
621 for (int l = 0; l < buffer.height; l++) { | |
622 // check if this line is dirty and needs to be repainted | |
623 // also check for entire-buffer dirty flags | |
624 if (!entireDirty && !buffer.update[l + 1]) continue; | |
625 | |
626 // reset dirty flag for this line | |
627 buffer.update[l + 1] = false; | |
628 | |
629 // walk through all characters in this line | |
630 for (int c = 0; c < buffer.width; c++) { | |
631 int addr = 0; | |
632 int currAttr = buffer.charAttributes[buffer.windowBase + l][c]; | |
633 { | |
634 int fgcolor = defaultFg; | |
635 | |
636 // check if foreground color attribute is set | |
637 if ((currAttr & VDUBuffer.COLOR_FG) != 0) | |
638 fgcolor = ((currAttr & VDUBuffer.COLOR_FG) >> VDUBuffer.COLOR_FG_SHIFT) - 1; | |
639 | |
640 if (fgcolor < 8 && (currAttr & VDUBuffer.BOLD) != 0) | |
641 fg = color[fgcolor + 8]; | |
642 else | |
643 fg = color[fgcolor]; | |
644 } | |
645 | |
646 // check if background color attribute is set | |
647 if ((currAttr & VDUBuffer.COLOR_BG) != 0) | |
648 bg = color[((currAttr & VDUBuffer.COLOR_BG) >> VDUBuffer.COLOR_BG_SHIFT) - 1]; | |
649 else | |
650 bg = color[defaultBg]; | |
651 | |
652 // support character inversion by swapping background and foreground color | |
653 if ((currAttr & VDUBuffer.INVERT) != 0) { | |
654 int swapc = bg; | |
655 bg = fg; | |
656 fg = swapc; | |
657 } | |
658 | |
659 // set underlined attributes if requested | |
660 defaultPaint.setUnderlineText((currAttr & VDUBuffer.UNDERLINE) != 0); | |
661 isWideCharacter = (currAttr & VDUBuffer.FULLWIDTH) != 0; | |
662 | |
663 if (isWideCharacter) | |
664 addr++; | |
665 else { | |
666 // determine the amount of continuous characters with the same settings and print them all at once | |
667 while (c + addr < buffer.width | |
668 && buffer.charAttributes[buffer.windowBase + l][c + addr] == currAttr) { | |
669 addr++; | |
670 } | |
671 } | |
672 | |
673 // Save the current clip region | |
674 canvas.save(Canvas.CLIP_SAVE_FLAG); | |
675 // clear this dirty area with background color | |
676 defaultPaint.setColor(bg); | |
677 | |
678 if (isWideCharacter) { | |
679 canvas.clipRect(c * charWidth, | |
680 l * charHeight, | |
681 (c + 2) * charWidth, | |
682 (l + 1) * charHeight); | |
683 } | |
684 else { | |
685 canvas.clipRect(c * charWidth, | |
686 l * charHeight, | |
687 (c + addr) * charWidth, | |
688 (l + 1) * charHeight); | |
689 } | |
690 | |
691 canvas.drawPaint(defaultPaint); | |
692 // write the text string starting at 'c' for 'addr' number of characters | |
693 defaultPaint.setColor(fg); | |
694 | |
695 if ((currAttr & VDUBuffer.INVISIBLE) == 0) | |
696 canvas.drawText(buffer.charArray[buffer.windowBase + l], c, | |
697 addr, c * charWidth, (l * charHeight) - charTop, | |
698 defaultPaint); | |
699 | |
700 // Restore the previous clip region | |
701 canvas.restore(); | |
702 // advance to the next text block with different characteristics | |
703 c += addr - 1; | |
704 | |
705 if (isWideCharacter) | |
706 c++; | |
707 } | |
708 } | |
709 | |
710 // reset entire-buffer flags | |
711 buffer.update[0] = false; | |
712 } | |
713 | |
714 fullRedraw = false; | |
715 } | |
716 | |
717 public void redraw() { | |
718 if (parent != null) | |
719 parent.postInvalidate(); | |
720 } | |
721 | |
722 // We don't have a scroll bar. | |
723 public void updateScrollBar() { | |
724 } | |
725 | |
726 /** | |
727 * Resize terminal to fit [rows]x[cols] in screen of size [width]x[height] | |
728 * @param rows | |
729 * @param cols | |
730 * @param width | |
731 * @param height | |
732 */ | |
733 | |
734 public synchronized void resizeComputed(int cols, int rows, int width, int height) { | |
735 float size = 8.0f; | |
736 float step = 8.0f; | |
737 float limit = 0.125f; | |
738 int direction; | |
739 | |
740 while ((direction = fontSizeCompare(size, cols, rows, width, height)) < 0) | |
741 size += step; | |
742 | |
743 if (direction == 0) { | |
744 Log.d("fontsize", String.format("Found match at %f", size)); | |
745 return; | |
746 } | |
747 | |
748 step /= 2.0f; | |
749 size -= step; | |
750 | |
751 while ((direction = fontSizeCompare(size, cols, rows, width, height)) != 0 | |
752 && step >= limit) { | |
753 step /= 2.0f; | |
754 | |
755 if (direction > 0) { | |
756 size -= step; | |
757 } | |
758 else { | |
759 size += step; | |
760 } | |
761 } | |
762 | |
763 if (direction > 0) | |
764 size -= step; | |
765 | |
766 this.columns = cols; | |
767 this.rows = rows; | |
768 forcedSize = true; | |
769 setFontSize(size); | |
770 } | |
771 | |
772 private int fontSizeCompare(float size, int cols, int rows, int width, int height) { | |
773 // read new metrics to get exact pixel dimensions | |
774 defaultPaint.setTextSize(size); | |
775 FontMetrics fm = defaultPaint.getFontMetrics(); | |
776 float[] widths = new float[1]; | |
777 defaultPaint.getTextWidths("X", widths); | |
778 int termWidth = (int)widths[0] * cols; | |
779 int termHeight = (int)FloatMath.ceil(fm.descent - fm.top) * rows; | |
780 Log.d("fontsize", String.format("font size %f resulted in %d x %d", size, termWidth, termHeight)); | |
781 | |
782 // Check to see if it fits in resolution specified. | |
783 if (termWidth > width || termHeight > height) | |
784 return 1; | |
785 | |
786 if (termWidth == width || termHeight == height) | |
787 return 0; | |
788 | |
789 return -1; | |
790 } | |
791 | |
792 /** | |
793 * @return whether underlying transport can forward ports | |
794 */ | |
795 public boolean canFowardPorts() { | |
796 return transport.canForwardPorts(); | |
797 } | |
798 | |
799 /** | |
800 * Adds the {@link PortForwardBean} to the list. | |
801 * @param portForward the port forward bean to add | |
802 * @return true on successful addition | |
803 */ | |
804 public boolean addPortForward(PortForwardBean portForward) { | |
805 return transport.addPortForward(portForward); | |
806 } | |
807 | |
808 /** | |
809 * Removes the {@link PortForwardBean} from the list. | |
810 * @param portForward the port forward bean to remove | |
811 * @return true on successful removal | |
812 */ | |
813 public boolean removePortForward(PortForwardBean portForward) { | |
814 return transport.removePortForward(portForward); | |
815 } | |
816 | |
817 /** | |
818 * @return the list of port forwards | |
819 */ | |
820 public List<PortForwardBean> getPortForwards() { | |
821 return transport.getPortForwards(); | |
822 } | |
823 | |
824 /** | |
825 * Enables a port forward member. After calling this method, the port forward should | |
826 * be operational. | |
827 * @param portForward member of our current port forwards list to enable | |
828 * @return true on successful port forward setup | |
829 */ | |
830 public boolean enablePortForward(PortForwardBean portForward) { | |
831 if (!transport.isConnected()) { | |
832 Log.i(TAG, "Attempt to enable port forward while not connected"); | |
833 return false; | |
834 } | |
835 | |
836 return transport.enablePortForward(portForward); | |
837 } | |
838 | |
839 /** | |
840 * Disables a port forward member. After calling this method, the port forward should | |
841 * be non-functioning. | |
842 * @param portForward member of our current port forwards list to enable | |
843 * @return true on successful port forward tear-down | |
844 */ | |
845 public boolean disablePortForward(PortForwardBean portForward) { | |
846 if (!transport.isConnected()) { | |
847 Log.i(TAG, "Attempt to disable port forward while not connected"); | |
848 return false; | |
849 } | |
850 | |
851 return transport.disablePortForward(portForward); | |
852 } | |
853 | |
854 /** | |
855 * @return whether underlying transport can transfer files | |
856 */ | |
857 public boolean canTransferFiles() { | |
858 return transport.canTransferFiles(); | |
859 } | |
860 | |
861 /** | |
862 * Downloads the specified remote file to the local connectbot folder. | |
863 * @return true on success, false on failure | |
864 */ | |
865 public boolean downloadFile(String remoteFile, String localFolder) { | |
866 return transport.downloadFile(remoteFile, localFolder); | |
867 } | |
868 | |
869 /** | |
870 * Uploads the specified local file to the remote host's default directory. | |
871 * @return true on success, false on failure | |
872 */ | |
873 public boolean uploadFile(String localFile, String remoteFolder, String remoteFile, String mode) { | |
874 if (mode == null) | |
875 mode = "0600"; | |
876 | |
877 return transport.uploadFile(localFile, remoteFolder, remoteFile, mode); | |
878 } | |
879 | |
880 /** | |
881 * @return whether the TerminalBridge should close | |
882 */ | |
883 public boolean isAwaitingClose() { | |
884 return awaitingClose; | |
885 } | |
886 | |
887 /** | |
888 * @return whether this connection had started and subsequently disconnected | |
889 */ | |
890 public boolean isDisconnected() { | |
891 return disconnected; | |
892 } | |
893 | |
894 /* (non-Javadoc) | |
895 * @see de.mud.terminal.VDUDisplay#setColor(byte, byte, byte, byte) | |
896 */ | |
897 public void setColor(int index, int red, int green, int blue) { | |
898 // Don't allow the system colors to be overwritten for now. May violate specs. | |
899 if (index < color.length && index >= 16) | |
900 color[index] = 0xff000000 | red << 16 | green << 8 | blue; | |
901 } | |
902 | |
903 public final void resetColors() { | |
904 int[] defaults = manager.hostdb.getDefaultColorsForScheme(HostDatabase.DEFAULT_COLOR_SCHEME); | |
905 defaultFg = defaults[0]; | |
906 defaultBg = defaults[1]; | |
907 color = manager.hostdb.getColorsForScheme(HostDatabase.DEFAULT_COLOR_SCHEME); | |
908 } | |
909 | |
910 private static Pattern urlPattern = null; | |
911 | |
912 /** | |
913 * @return | |
914 */ | |
915 public List<String> scanForURLs() { | |
916 Set<String> urls = new LinkedHashSet<String>(); | |
917 | |
918 if (urlPattern == null) { | |
919 // based on http://www.ietf.org/rfc/rfc2396.txt | |
920 String scheme = "[A-Za-z][-+.0-9A-Za-z]*"; | |
921 String unreserved = "[-._~0-9A-Za-z]"; | |
922 String pctEncoded = "%[0-9A-Fa-f]{2}"; | |
923 String subDelims = "[!$&'()*+,;:=]"; | |
924 String userinfo = "(?:" + unreserved + "|" + pctEncoded + "|" + subDelims + "|:)*"; | |
925 String h16 = "[0-9A-Fa-f]{1,4}"; | |
926 String decOctet = "(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])"; | |
927 String ipv4address = decOctet + "\\." + decOctet + "\\." + decOctet + "\\." + decOctet; | |
928 String ls32 = "(?:" + h16 + ":" + h16 + "|" + ipv4address + ")"; | |
929 String ipv6address = "(?:(?:" + h16 + "){6}" + ls32 + ")"; | |
930 String ipvfuture = "v[0-9A-Fa-f]+.(?:" + unreserved + "|" + subDelims + "|:)+"; | |
931 String ipLiteral = "\\[(?:" + ipv6address + "|" + ipvfuture + ")\\]"; | |
932 String regName = "(?:" + unreserved + "|" + pctEncoded + "|" + subDelims + ")*"; | |
933 String host = "(?:" + ipLiteral + "|" + ipv4address + "|" + regName + ")"; | |
934 String port = "[0-9]*"; | |
935 String authority = "(?:" + userinfo + "@)?" + host + "(?::" + port + ")?"; | |
936 String pchar = "(?:" + unreserved + "|" + pctEncoded + "|" + subDelims + "|@)"; | |
937 String segment = pchar + "*"; | |
938 String pathAbempty = "(?:/" + segment + ")*"; | |
939 String segmentNz = pchar + "+"; | |
940 String pathAbsolute = "/(?:" + segmentNz + "(?:/" + segment + ")*)?"; | |
941 String pathRootless = segmentNz + "(?:/" + segment + ")*"; | |
942 String hierPart = "(?://" + authority + pathAbempty + "|" + pathAbsolute + "|" + pathRootless + ")"; | |
943 String query = "(?:" + pchar + "|/|\\?)*"; | |
944 String fragment = "(?:" + pchar + "|/|\\?)*"; | |
945 String uriRegex = scheme + ":" + hierPart + "(?:" + query + ")?(?:#" + fragment + ")?"; | |
946 urlPattern = Pattern.compile(uriRegex); | |
947 } | |
948 | |
949 char[] visibleBuffer = new char[buffer.height * buffer.width]; | |
950 | |
951 for (int l = 0; l < buffer.height; l++) | |
952 System.arraycopy(buffer.charArray[buffer.windowBase + l], 0, | |
953 visibleBuffer, l * buffer.width, buffer.width); | |
954 | |
955 Matcher urlMatcher = urlPattern.matcher(new String(visibleBuffer)); | |
956 | |
957 while (urlMatcher.find()) | |
958 urls.add(urlMatcher.group()); | |
959 | |
960 return (new LinkedList<String> (urls)); | |
961 } | |
962 | |
963 /** | |
964 * @return | |
965 */ | |
966 public boolean isUsingNetwork() { | |
967 return transport.usesNetwork(); | |
968 } | |
969 | |
970 /** | |
971 * @return | |
972 */ | |
973 public TerminalKeyListener getKeyHandler() { | |
974 return keyListener; | |
975 } | |
976 | |
977 /** | |
978 * | |
979 */ | |
980 public void resetScrollPosition() { | |
981 // if we're in scrollback, scroll to bottom of window on input | |
982 if (buffer.windowBase != buffer.screenBase) | |
983 buffer.setWindowBase(buffer.screenBase); | |
984 } | |
985 | |
986 /** | |
987 * | |
988 */ | |
989 public void increaseFontSize() { | |
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990 setFontSize(fontSize * FONT_SIZE_FACTOR); |
0 | 991 } |
992 | |
993 /** | |
994 * | |
995 */ | |
996 public void decreaseFontSize() { | |
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997 setFontSize(fontSize / FONT_SIZE_FACTOR); |
0 | 998 } |
999 | |
1000 /** | |
1001 * Auto-size window back to default | |
1002 */ | |
1003 public void resetSize(TerminalView parent) { | |
1004 this.forcedSize = false; | |
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1005 setMyFontSize(); |
0 | 1006 } |
1007 | |
1008 /** | |
1009 * Create a screenshot of the current view | |
1010 */ | |
1011 public void captureScreen() { | |
1012 String msg; | |
1013 File dir, path; | |
1014 boolean success = true; | |
1015 Bitmap screenshot = this.bitmap; | |
1016 | |
1017 if (manager == null || parent == null || screenshot == null) | |
1018 return; | |
1019 | |
1020 SimpleDateFormat s = new SimpleDateFormat("yyyyMMdd_HHmmss"); | |
1021 String date = s.format(new Date()); | |
1022 String pref_path = manager.prefs.getString(PreferenceConstants.SCREEN_CAPTURE_FOLDER, ""); | |
1023 File default_path = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES); | |
1024 | |
1025 if (pref_path.equals("")) | |
1026 dir = default_path; | |
1027 else | |
1028 dir = new File(pref_path); | |
1029 | |
1030 path = new File(dir, "vx-" + date + ".png"); | |
1031 | |
1032 try { | |
1033 dir.mkdirs(); | |
1034 FileOutputStream out = new FileOutputStream(path); | |
1035 screenshot.compress(Bitmap.CompressFormat.PNG, 90, out); | |
1036 out.close(); | |
1037 } | |
1038 catch (Exception e) { | |
1039 e.printStackTrace(); | |
1040 success = false; | |
1041 } | |
1042 | |
1043 if (success) { | |
1044 msg = manager.getResources().getString(R.string.screenshot_saved_as) + " " + path; | |
1045 | |
1046 if (manager.prefs.getBoolean(PreferenceConstants.SCREEN_CAPTURE_POPUP, true)) { | |
1047 new AlertDialog.Builder(parent.getContext()) | |
1048 .setTitle(R.string.screenshot_success_title) | |
1049 .setMessage(msg) | |
1050 .setPositiveButton(R.string.button_close, null) | |
1051 .show(); | |
1052 } | |
1053 } | |
1054 else { | |
1055 msg = manager.getResources().getString(R.string.screenshot_not_saved_as) + " " + path; | |
1056 new AlertDialog.Builder(parent.getContext()) | |
1057 .setTitle(R.string.screenshot_error_title) | |
1058 .setMessage(msg) | |
1059 .setNegativeButton(R.string.button_close, null) | |
1060 .show(); | |
1061 } | |
1062 | |
1063 return; | |
1064 } | |
1065 | |
1066 /** | |
1067 * Show change font size dialog | |
1068 */ | |
1069 public boolean showFontSizeDialog() { | |
1070 final String pickerString = "+-"; | |
1071 CharSequence str = ""; | |
1072 Editable content = Editable.Factory.getInstance().newEditable(str); | |
1073 | |
1074 if (parent == null) | |
1075 return false; | |
1076 | |
1077 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
1078 parent, content, pickerString, true) { | |
1079 private void changeFontSize(CharSequence result) { | |
1080 if (result.equals("+")) | |
1081 increaseFontSize(); | |
1082 else if (result.equals("-")) | |
1083 decreaseFontSize(); | |
1084 } | |
1085 @Override | |
1086 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
1087 final String result = String.valueOf(pickerString.charAt(pos)); | |
1088 changeFontSize(result); | |
1089 } | |
1090 @Override | |
1091 public void onClick(View v) { | |
1092 if (v instanceof Button) { | |
1093 final CharSequence result = ((Button) v).getText(); | |
1094 | |
1095 if (result.equals("")) | |
1096 dismiss(); | |
1097 else | |
1098 changeFontSize(result); | |
1099 } | |
1100 } | |
1101 @Override | |
1102 public boolean dispatchKeyEvent(KeyEvent event) { | |
1103 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
1104 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
1105 dismiss(); | |
1106 | |
1107 return keyListener.onKey(parent, event.getKeyCode(), event); | |
1108 } | |
1109 | |
1110 return true; | |
1111 } | |
1112 }; | |
1113 cpd.show(); | |
1114 return true; | |
1115 } | |
1116 | |
1117 /** | |
1118 * Show arrows dialog | |
1119 */ | |
1120 public boolean showArrowsDialog() { | |
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1121 final String []pickerStrings = {"←", "→", "↑", "↓", "tab", "ins", "del", "ret"}; |
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1122 final HashMap<String,Integer> keymap = new HashMap<String,Integer>(); |
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1123 keymap.put("←", vt320.KEY_LEFT); |
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1124 keymap.put("→", vt320.KEY_RIGHT); |
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1125 keymap.put("↑", vt320.KEY_UP); |
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1126 keymap.put("↓", vt320.KEY_DOWN); |
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1127 keymap.put("tab", vt320.KEY_TAB); |
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1128 keymap.put("ins", vt320.KEY_INSERT); |
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1129 keymap.put("del", vt320.KEY_DELETE); |
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1130 keymap.put("ret", vt320.KEY_ENTER); |
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1131 |
0 | 1132 CharSequence str = ""; |
1133 Editable content = Editable.Factory.getInstance().newEditable(str); | |
1134 | |
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1135 if (parent == null) return false; |
0 | 1136 |
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1137 StringPickerDialog cpd = new StringPickerDialog(parent.getContext(), |
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1138 parent, content, |
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1139 pickerStrings, true) { |
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1140 private void buttonPressed(String s) { |
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1141 if (keymap.containsKey(s)) buffer.keyPressed(keymap.get(s), ' ', 0); |
0 | 1142 } |
1143 @Override | |
1144 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
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1145 buttonPressed(pickerStrings[pos]); |
0 | 1146 } |
1147 @Override | |
1148 public void onClick(View v) { | |
1149 if (v instanceof Button) { | |
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1150 final String s = ((Button) v).getText().toString(); |
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1151 if (s.equals("")) dismiss(); |
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1152 else buttonPressed(s); |
0 | 1153 } |
1154 } | |
1155 @Override | |
1156 public boolean dispatchKeyEvent(KeyEvent event) { | |
1157 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
1158 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
1159 dismiss(); | |
1160 | |
1161 return keyListener.onKey(parent, event.getKeyCode(), event); | |
1162 } | |
1163 | |
1164 return true; | |
1165 } | |
1166 }; | |
1167 cpd.show(); | |
1168 return true; | |
1169 } | |
1170 | |
1171 | |
1172 /** | |
1173 * CTRL dialog | |
1174 */ | |
1175 private String getCtrlString() { | |
1176 final String defaultSet = "ABCDEKLOQRWSTUXZ"; | |
1177 String set = manager.prefs.getString(PreferenceConstants.CTRL_STRING, defaultSet); | |
1178 | |
1179 if (set == null || set.equals("")) { | |
1180 set = defaultSet; | |
1181 } | |
1182 | |
1183 return set; | |
1184 } | |
1185 | |
1186 public boolean showCtrlDialog() { | |
1187 CharSequence str = ""; | |
1188 Editable content = Editable.Factory.getInstance().newEditable(str); | |
1189 | |
1190 if (parent == null) | |
1191 return false; | |
1192 | |
1193 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
1194 parent, content, getCtrlString(), true) { | |
1195 private void buttonPressed(CharSequence result) { | |
1196 int code = result.toString().toUpperCase().charAt(0) - 64; | |
1197 | |
1198 if (code > 0 && code < 80) { | |
1199 try { | |
1200 transport.write(code); | |
1201 } | |
1202 catch (IOException e) { | |
1203 Log.d(TAG, "Error writing CTRL+" + result.toString().toUpperCase().charAt(0)); | |
1204 } | |
1205 } | |
1206 | |
1207 dismiss(); | |
1208 } | |
1209 @Override | |
1210 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
1211 final String result = String.valueOf(getCtrlString().charAt(pos)); | |
1212 buttonPressed(result); | |
1213 } | |
1214 @Override | |
1215 public void onClick(View v) { | |
1216 if (v instanceof Button) { | |
1217 final CharSequence result = ((Button) v).getText(); | |
1218 | |
1219 if (result.equals("")) | |
1220 dismiss(); | |
1221 else | |
1222 buttonPressed(result); | |
1223 } | |
1224 } | |
1225 @Override | |
1226 public boolean dispatchKeyEvent(KeyEvent event) { | |
1227 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
1228 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
1229 dismiss(); | |
1230 | |
1231 return keyListener.onKey(parent, event.getKeyCode(), event); | |
1232 } | |
1233 | |
1234 return true; | |
1235 } | |
1236 }; | |
1237 cpd.show(); | |
1238 return true; | |
1239 } | |
1240 | |
1241 /** | |
1242 * Function keys dialog | |
1243 */ | |
1244 public boolean showFKeysDialog() { | |
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1245 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"}; |
179 | 1246 final HashMap<String,Integer> keymap = new HashMap<String,Integer>(); |
223
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1247 keymap.put("F1", vt320.KEY_F1); |
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1248 keymap.put("F2", vt320.KEY_F2); |
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1249 keymap.put("F3", vt320.KEY_F3); |
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1250 keymap.put("F4", vt320.KEY_F4); |
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1251 keymap.put("F5", vt320.KEY_F5); |
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1252 keymap.put("F6", vt320.KEY_F6); |
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1253 keymap.put("F7", vt320.KEY_F7); |
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1254 keymap.put("F8", vt320.KEY_F8); |
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1255 keymap.put("F9", vt320.KEY_F9); |
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1256 keymap.put("F10", vt320.KEY_F10); |
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1257 keymap.put("F11", vt320.KEY_F11); |
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1258 keymap.put("F12", vt320.KEY_F12); |
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1259 keymap.put("F13", vt320.KEY_F13); |
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1260 keymap.put("F14", vt320.KEY_F14); |
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1261 keymap.put("F15", vt320.KEY_F15); |
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1262 keymap.put("F16", vt320.KEY_F16); |
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1263 keymap.put("F17", vt320.KEY_F17); |
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1264 keymap.put("F18", vt320.KEY_F18); |
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1265 keymap.put("F19", vt320.KEY_F19); |
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1266 keymap.put("F20", vt320.KEY_F20); |
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1267 keymap.put("F21", vt320.KEY_F21); |
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1268 keymap.put("F22", vt320.KEY_F22); |
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1269 keymap.put("F23", vt320.KEY_F23); |
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1270 keymap.put("F24", vt320.KEY_F24); |
176 | 1271 |
0 | 1272 CharSequence str = ""; |
1273 Editable content = Editable.Factory.getInstance().newEditable(str); | |
1274 | |
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1275 if (parent == null) return false; |
0 | 1276 |
223
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1277 StringPickerDialog cpd = new StringPickerDialog(parent.getContext(), |
230
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1278 parent, content, |
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1279 pickerStrings, true) { |
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1280 private void buttonPressed(String s) { |
176 | 1281 if (keymap.containsKey(s)) buffer.keyPressed(keymap.get(s), ' ', 0); |
0 | 1282 dismiss(); |
1283 } | |
1284 @Override | |
1285 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
230
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1286 buttonPressed(pickerStrings[pos]); |
0 | 1287 } |
1288 @Override | |
1289 public void onClick(View v) { | |
1290 if (v instanceof Button) { | |
230
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1291 final String s = ((Button) v).getText().toString(); |
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1292 if (s.equals("")) dismiss(); |
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1293 else buttonPressed(s); |
0 | 1294 } |
1295 } | |
1296 @Override | |
1297 public boolean dispatchKeyEvent(KeyEvent event) { | |
1298 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
1299 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) | |
1300 dismiss(); | |
1301 | |
1302 return keyListener.onKey(parent, event.getKeyCode(), event); | |
1303 } | |
1304 | |
1305 return true; | |
1306 } | |
1307 }; | |
1308 cpd.show(); | |
1309 return true; | |
1310 } | |
1311 | |
1312 private String getPickerString() { | |
1313 final String defaultSet = "~\\^()[]{}<>|/:_;,.!@#$%&*?\"'-+="; | |
1314 String set = manager.prefs.getString(PreferenceConstants.PICKER_STRING, defaultSet); | |
1315 | |
1316 if (set == null || set.equals("")) { | |
1317 set = defaultSet; | |
1318 } | |
1319 | |
1320 return set; | |
1321 } | |
1322 | |
1323 public boolean showCharPickerDialog() { | |
1324 CharSequence str = ""; | |
1325 Editable content = Editable.Factory.getInstance().newEditable(str); | |
1326 | |
1327 if (parent == null || !transport.isAuthenticated()) | |
1328 return false; | |
1329 | |
1330 CharacterPickerDialog cpd = new CharacterPickerDialog(parent.getContext(), | |
1331 parent, content, getPickerString(), true) { | |
1332 private void writeChar(CharSequence result) { | |
1333 try { | |
1334 if (transport.isAuthenticated()) | |
1335 transport.write(result.toString().getBytes(getCharset().name())); | |
1336 } | |
1337 catch (IOException e) { | |
1338 Log.e(TAG, "Problem with the CharacterPickerDialog", e); | |
1339 } | |
1340 | |
1341 if (!manager.prefs.getBoolean(PreferenceConstants.PICKER_KEEP_OPEN, false)) | |
1342 dismiss(); | |
1343 } | |
1344 @Override | |
1345 public void onItemClick(AdapterView p, View v, int pos, long id) { | |
1346 String result = String.valueOf(getPickerString().charAt(pos)); | |
1347 writeChar(result); | |
1348 } | |
1349 @Override | |
1350 public void onClick(View v) { | |
1351 if (v instanceof Button) { | |
1352 CharSequence result = ((Button) v).getText(); | |
1353 | |
1354 if (result.equals("")) | |
1355 dismiss(); | |
1356 else | |
1357 writeChar(result); | |
1358 } | |
1359 } | |
1360 @Override | |
1361 public boolean dispatchKeyEvent(KeyEvent event) { | |
1362 int keyCode = event.getKeyCode(); | |
1363 | |
1364 if (event.getAction() == KeyEvent.ACTION_DOWN) { | |
1365 // close window if SYM or BACK keys are pressed | |
1366 if (keyListener.isSymKey(keyCode) || | |
1367 keyCode == KeyEvent.KEYCODE_BACK) { | |
1368 dismiss(); | |
1369 return true; | |
1370 } | |
1371 } | |
112
77ac18bc1b2f
cleanup java formatting
Carl Byington <carl@five-ten-sg.com>
parents:
95
diff
changeset
|
1372 |
0 | 1373 return super.dispatchKeyEvent(event); |
1374 } | |
1375 }; | |
1376 cpd.show(); | |
1377 return true; | |
1378 } | |
1379 } |