PhoneUtils.java revision 3d04d787659f87a21e7414b7e13c1d53be6b859f
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.phone; 18 19import android.app.ActivityManagerNative; 20import android.app.AlertDialog; 21import android.app.Dialog; 22import android.app.KeyguardManager; 23import android.app.ProgressDialog; 24import android.content.ComponentName; 25import android.content.ContentResolver; 26import android.content.Context; 27import android.content.DialogInterface; 28import android.content.Intent; 29import android.content.ServiceConnection; 30import android.media.AudioManager; 31import android.net.Uri; 32import android.os.AsyncResult; 33import android.os.Handler; 34import android.os.IBinder; 35import android.os.Message; 36import android.os.RemoteException; 37import android.provider.Contacts; 38import android.telephony.PhoneNumberUtils; 39import android.text.TextUtils; 40import android.util.Log; 41import android.view.KeyEvent; 42import android.view.LayoutInflater; 43import android.view.View; 44import android.view.WindowManager; 45import android.widget.EditText; 46import android.widget.Toast; 47 48import com.android.internal.telephony.Call; 49import com.android.internal.telephony.CallStateException; 50import com.android.internal.telephony.CallerInfo; 51import com.android.internal.telephony.CallerInfoAsyncQuery; 52import com.android.internal.telephony.Connection; 53import com.android.internal.telephony.IExtendedNetworkService; 54import com.android.internal.telephony.MmiCode; 55import com.android.internal.telephony.Phone; 56import com.android.internal.telephony.PhoneFactory; 57import com.android.internal.telephony.cdma.CdmaConnection; 58 59import java.util.Hashtable; 60import java.util.Iterator; 61import java.util.List; 62 63/** 64 * Misc utilities for the Phone app. 65 */ 66public class PhoneUtils { 67 private static final String LOG_TAG = "PhoneUtils"; 68 private static final boolean DBG = (PhoneApp.DBG_LEVEL >= 2); 69 70 /** Control stack trace for Audio Mode settings */ 71 private static final boolean DBG_SETAUDIOMODE_STACK = false; 72 73 /** Identifier for the "Add Call" intent extra. */ 74 static final String ADD_CALL_MODE_KEY = "add_call_mode"; 75 76 // Return codes from placeCall() 77 static final int CALL_STATUS_DIALED = 0; // The number was successfully dialed 78 static final int CALL_STATUS_DIALED_MMI = 1; // The specified number was an MMI code 79 static final int CALL_STATUS_FAILED = 2; // The call failed 80 81 // State of the Phone's audio modes 82 // Each state can move to the other states, but within the state only certain 83 // transitions for AudioManager.setMode() are allowed. 84 static final int AUDIO_IDLE = 0; /** audio behaviour at phone idle */ 85 static final int AUDIO_RINGING = 1; /** audio behaviour while ringing */ 86 static final int AUDIO_OFFHOOK = 2; /** audio behaviour while in call. */ 87 private static int sAudioBehaviourState = AUDIO_IDLE; 88 89 /** Speaker state, persisting between wired headset connection events */ 90 private static boolean sIsSpeakerEnabled = false; 91 92 /** Hash table to store mute (Boolean) values based upon the connection.*/ 93 private static Hashtable<Connection, Boolean> sConnectionMuteTable = 94 new Hashtable<Connection, Boolean>(); 95 96 /** Static handler for the connection/mute tracking */ 97 private static ConnectionHandler mConnectionHandler; 98 99 /** Phone state changed event*/ 100 private static final int PHONE_STATE_CHANGED = -1; 101 102 /** Define for not a special CNAP string */ 103 private static final int CNAP_SPECIAL_CASE_NO = -1; 104 105 // Extended network service interface instance 106 private static IExtendedNetworkService mNwService = null; 107 // used to cancel MMI command after 15 seconds timeout for NWService requirement 108 private static Message mMmiTimeoutCbMsg = null; 109 110 /** 111 * Handler that tracks the connections and updates the value of the 112 * Mute settings for each connection as needed. 113 */ 114 private static class ConnectionHandler extends Handler { 115 public void handleMessage(Message msg) { 116 AsyncResult ar = (AsyncResult) msg.obj; 117 switch (msg.what) { 118 case PHONE_STATE_CHANGED: 119 if (DBG) log("ConnectionHandler: updating mute state for each connection"); 120 121 Phone phone = (Phone) ar.userObj; 122 123 // update the foreground connections, if there are new connections. 124 List<Connection> fgConnections = phone.getForegroundCall().getConnections(); 125 for (Connection cn : fgConnections) { 126 if (sConnectionMuteTable.get(cn) == null) { 127 sConnectionMuteTable.put(cn, Boolean.FALSE); 128 } 129 } 130 131 // update the background connections, if there are new connections. 132 List<Connection> bgConnections = phone.getBackgroundCall().getConnections(); 133 for (Connection cn : bgConnections) { 134 if (sConnectionMuteTable.get(cn) == null) { 135 sConnectionMuteTable.put(cn, Boolean.FALSE); 136 } 137 } 138 139 // Check to see if there are any lingering connections here 140 // (disconnected connections), use old-school iterators to avoid 141 // concurrent modification exceptions. 142 Connection cn; 143 for (Iterator<Connection> cnlist = sConnectionMuteTable.keySet().iterator(); 144 cnlist.hasNext();) { 145 cn = cnlist.next(); 146 if (!fgConnections.contains(cn) && !bgConnections.contains(cn)) { 147 if (DBG) log("connection: " + cn + "not accounted for, removing."); 148 cnlist.remove(); 149 } 150 } 151 152 // Restore the mute state of the foreground call if we're not IDLE, 153 // otherwise just clear the mute state. This is really saying that 154 // as long as there is one or more connections, we should update 155 // the mute state with the earliest connection on the foreground 156 // call, and that with no connections, we should be back to a 157 // non-mute state. 158 if (phone.getState() != Phone.State.IDLE) { 159 restoreMuteState(phone); 160 } else { 161 setMuteInternal(phone, false); 162 } 163 164 break; 165 } 166 } 167 } 168 169 170 private static ServiceConnection ExtendedNetworkServiceConnection = new ServiceConnection() { 171 public void onServiceConnected(ComponentName name, IBinder iBinder) { 172 if (DBG) log("Extended NW onServiceConnected"); 173 mNwService = IExtendedNetworkService.Stub.asInterface(iBinder); 174 } 175 176 public void onServiceDisconnected(ComponentName arg0) { 177 if (DBG) log("Extended NW onServiceDisconnected"); 178 mNwService = null; 179 } 180 }; 181 182 /** 183 * Register the ConnectionHandler with the phone, to receive connection events 184 */ 185 public static void initializeConnectionHandler(Phone phone) { 186 if (mConnectionHandler == null) { 187 mConnectionHandler = new ConnectionHandler(); 188 } 189 190 phone.registerForPreciseCallStateChanged(mConnectionHandler, PHONE_STATE_CHANGED, phone); 191 // Extended NW service 192 Intent intent = new Intent("com.android.ussd.IExtendedNetworkService"); 193 phone.getContext().bindService(intent, 194 ExtendedNetworkServiceConnection, Context.BIND_AUTO_CREATE); 195 if (DBG) log("Extended NW bindService IExtendedNetworkService"); 196 197 } 198 199 /** This class is never instantiated. */ 200 private PhoneUtils() { 201 } 202 203 //static method to set the audio control state. 204 static void setAudioControlState(int newState) { 205 sAudioBehaviourState = newState; 206 } 207 208 /** 209 * Answer the currently-ringing call. 210 * 211 * @return true if we answered the call, or false if there wasn't 212 * actually a ringing incoming call, or some other error occurred. 213 * 214 * @see answerAndEndHolding() 215 * @see answerAndEndActive() 216 */ 217 static boolean answerCall(Phone phone) { 218 if (DBG) log("answerCall()..."); 219 220 // If the ringer is currently ringing and/or vibrating, stop it 221 // right now (before actually answering the call.) 222 PhoneApp.getInstance().getRinger().stopRing(); 223 224 PhoneUtils.setAudioControlState(PhoneUtils.AUDIO_OFFHOOK); 225 226 boolean answered = false; 227 Call call = phone.getRingingCall(); 228 229 if (phone.getPhoneName().equals("CDMA")) { 230 // Stop any signalInfo tone being played when a Call waiting gets answered 231 if (call.getState() == Call.State.WAITING) { 232 final CallNotifier notifier = PhoneApp.getInstance().notifier; 233 notifier.stopSignalInfoTone(); 234 } 235 } 236 237 if (call != null && call.isRinging()) { 238 if (DBG) log("answerCall: call state = " + call.getState()); 239 try { 240 if (phone.getPhoneName().equals("CDMA")) { 241 PhoneApp app = PhoneApp.getInstance(); 242 if (app.cdmaPhoneCallState.getCurrentCallState() 243 == CdmaPhoneCallState.PhoneCallState.IDLE) { 244 // This is the FIRST incoming call being answered. 245 // Set the Phone Call State to SINGLE_ACTIVE 246 app.cdmaPhoneCallState.setCurrentCallState( 247 CdmaPhoneCallState.PhoneCallState.SINGLE_ACTIVE); 248 } else { 249 // This is the CALL WAITING call being answered. 250 // Set the Phone Call State to CONF_CALL 251 app.cdmaPhoneCallState.setCurrentCallState( 252 CdmaPhoneCallState.PhoneCallState.CONF_CALL); 253 254 // If a BluetoothHandsfree is valid we need to set the second call state 255 // so that the Bluetooth client can update the Call state correctly when 256 // a call waiting is answered from the Phone. 257 BluetoothHandsfree bthf = PhoneApp.getInstance().getBluetoothHandsfree(); 258 if (bthf != null) { 259 bthf.cdmaSetSecondCallState(true); 260 } 261 } 262 } 263 264 //if (DBG) log("sPhone.acceptCall"); 265 phone.acceptCall(); 266 answered = true; 267 setAudioMode(phone.getContext(), AudioManager.MODE_IN_CALL); 268 } catch (CallStateException ex) { 269 Log.w(LOG_TAG, "answerCall: caught " + ex, ex); 270 } 271 } 272 return answered; 273 } 274 275 /** 276 * Smart "hang up" helper method which hangs up exactly one connection, 277 * based on the current Phone state, as follows: 278 * <ul> 279 * <li>If there's a ringing call, hang that up. 280 * <li>Else if there's a foreground call, hang that up. 281 * <li>Else if there's a background call, hang that up. 282 * <li>Otherwise do nothing. 283 * </ul> 284 * @return true if we successfully hung up, or false 285 * if there were no active calls at all. 286 */ 287 static boolean hangup(Phone phone) { 288 boolean hungup = false; 289 Call ringing = phone.getRingingCall(); 290 Call fg = phone.getForegroundCall(); 291 Call bg = phone.getBackgroundCall(); 292 293 if (!ringing.isIdle()) { 294 if (DBG) log("HANGUP ringing call"); 295 hungup = hangupRingingCall(phone); 296 } else if (!fg.isIdle()) { 297 if (DBG) log("HANGUP foreground call"); 298 hungup = hangup(fg); 299 } else if (!bg.isIdle()) { 300 if (DBG) log("HANGUP background call"); 301 hungup = hangup(bg); 302 } 303 304 if (DBG) log("hungup=" + hungup); 305 306 return hungup; 307 } 308 309 static boolean hangupRingingCall(Phone phone) { 310 if (DBG) log("hangup ringing call"); 311 Call ringing = phone.getRingingCall(); 312 313 if (phone.getPhoneName().equals("CDMA")) { 314 // CDMA: Ringing call and Call waiting hangup is handled differently. 315 // For Call waiting we DO NOT call the conventional hangup(call) function 316 // as in CDMA we just want to hungup the Call waiting connection. 317 Call.State state = ringing.getState(); 318 if (state == Call.State.INCOMING) { 319 if (DBG) log("hangup ringing call"); 320 return hangup(ringing); 321 } else if (state == Call.State.WAITING) { 322 if (DBG) log("hangup Call waiting call"); 323 final CallNotifier notifier = PhoneApp.getInstance().notifier; 324 notifier.onCdmaCallWaitingReject(); 325 return true; 326 } else { 327 // This should never happen cause hangupRingingCall should always be called 328 // if the call.isRinging() returns TRUE, which basically means that the call 329 // should either be in INCOMING or WAITING state 330 if (DBG) log("No Ringing call to hangup"); 331 return false; 332 } 333 } else { 334 // GSM: Ringing Call and Call waiting, both are hungup by calling 335 // hangup(call) function. 336 if (DBG) log("hangup ringing call"); 337 return hangup(ringing); 338 } 339 } 340 341 static boolean hangupActiveCall(Phone phone) { 342 if (DBG) log("hangup active call"); 343 return hangup(phone.getForegroundCall()); 344 } 345 346 static boolean hangupHoldingCall(Phone phone) { 347 if (DBG) log("hangup holding call"); 348 return hangup(phone.getBackgroundCall()); 349 } 350 351 /** 352 * Used in CDMA phones to end the complete Call session 353 * @param phone the Phone object. 354 * @return true if *any* call was successfully hung up 355 */ 356 static boolean hangupRingingAndActive(Phone phone) { 357 boolean hungUpRingingCall = false; 358 boolean hungUpFgCall = false; 359 Call ringingCall = phone.getRingingCall(); 360 Call fgCall = phone.getForegroundCall(); 361 362 // Hang up any Ringing Call 363 if (!ringingCall.isIdle()) { 364 if (DBG) log("endCallInternal: Hang up Ringing Call"); 365 hungUpRingingCall = hangupRingingCall(phone); 366 } 367 368 // Hang up any Active Call 369 if (!fgCall.isIdle()) { 370 if (DBG) log("endCallInternal: Hang up Foreground Call"); 371 hungUpFgCall = hangupActiveCall(phone); 372 } 373 374 return hungUpRingingCall || hungUpFgCall; 375 } 376 377 /** 378 * Trivial wrapper around Call.hangup(), except that we return a 379 * boolean success code rather than throwing CallStateException on 380 * failure. 381 * 382 * @return true if the call was successfully hung up, or false 383 * if the call wasn't actually active. 384 */ 385 static boolean hangup(Call call) { 386 try { 387 call.hangup(); 388 return true; 389 } catch (CallStateException ex) { 390 Log.e(LOG_TAG, "Call hangup: caught " + ex, ex); 391 } 392 393 return false; 394 } 395 396 /** 397 * Trivial wrapper around Connection.hangup(), except that we silently 398 * do nothing (rather than throwing CallStateException) if the 399 * connection wasn't actually active. 400 */ 401 static void hangup(Connection c) { 402 try { 403 if (c != null) { 404 c.hangup(); 405 } 406 } catch (CallStateException ex) { 407 Log.w(LOG_TAG, "Connection hangup: caught " + ex, ex); 408 } 409 } 410 411 static boolean answerAndEndHolding(Phone phone) { 412 if (DBG) log("end holding & answer waiting: 1"); 413 if (!hangupHoldingCall(phone)) { 414 Log.e(LOG_TAG, "end holding failed!"); 415 return false; 416 } 417 418 if (DBG) log("end holding & answer waiting: 2"); 419 return answerCall(phone); 420 421 } 422 423 static boolean answerAndEndActive(Phone phone) { 424 if (DBG) log("answerAndEndActive()..."); 425 426 // Unlike the answerCall() method, we *don't* need to stop the 427 // ringer or change audio modes here since the user is already 428 // in-call, which means that the audio mode is already set 429 // correctly, and that we wouldn't have started the ringer in the 430 // first place. 431 432 // hanging up the active call also accepts the waiting call 433 return hangupActiveCall(phone); 434 } 435 436 /** 437 * For a CDMA phone, advance the call state upon making a new 438 * outgoing call. 439 * 440 * <pre> 441 * IDLE -> SINGLE_ACTIVE 442 * or 443 * SINGLE_ACTIVE -> THRWAY_ACTIVE 444 * </pre> 445 * @param app The phone instance. 446 */ 447 static private void updateCdmaCallStateOnNewOutgoingCall(PhoneApp app) { 448 if (app.cdmaPhoneCallState.getCurrentCallState() == 449 CdmaPhoneCallState.PhoneCallState.IDLE) { 450 // This is the first outgoing call. Set the Phone Call State to ACTIVE 451 app.cdmaPhoneCallState.setCurrentCallState( 452 CdmaPhoneCallState.PhoneCallState.SINGLE_ACTIVE); 453 } else { 454 // This is the second outgoing call. Set the Phone Call State to 3WAY 455 app.cdmaPhoneCallState.setCurrentCallState( 456 CdmaPhoneCallState.PhoneCallState.THRWAY_ACTIVE); 457 } 458 } 459 460 /** 461 * Dial the number using the phone passed in. 462 * 463 * @param phone the Phone object. 464 * @param number to be dialed as requested by the user. 465 * @param contactRef that triggered the call. Either a 'tel:' or a 466 * 'content://contacts' uri depending on how the call was 467 * initiated (dialpad vs contact). 468 * @return either CALL_STATUS_DIALED, CALL_STATUS_DIALED_MMI, or CALL_STATUS_FAILED 469 */ 470 static int placeCall(Phone phone, String number, Uri contactRef) { 471 int status = CALL_STATUS_DIALED; 472 try { 473 if (DBG) log("placeCall: '" + number + "'..."); 474 475 Connection cn = phone.dial(number); 476 if (DBG) log("===> phone.dial() returned: " + cn); 477 478 // On GSM phones, null is returned for MMI codes 479 if (cn == null) { 480 if (phone.getPhoneName().equals("GSM")) { 481 if (DBG) log("dialed MMI code: " + number); 482 status = CALL_STATUS_DIALED_MMI; 483 // Set dialed MMI command to service 484 if (mNwService != null) { 485 try { 486 mNwService.setMmiString(number); 487 if (DBG) log("Extended NW bindService setUssdString (" + number + ")"); 488 } catch (RemoteException e) { 489 mNwService = null; 490 } 491 } 492 } else { 493 status = PhoneUtils.CALL_STATUS_FAILED; 494 } 495 } else { 496 PhoneApp app = PhoneApp.getInstance(); 497 498 if (phone.getPhoneName().equals("CDMA")) { 499 updateCdmaCallStateOnNewOutgoingCall(app); 500 } 501 502 PhoneUtils.setAudioControlState(PhoneUtils.AUDIO_OFFHOOK); 503 504 // phone.dial() succeeded: we're now in a normal phone call. 505 // attach the URI to the CallerInfo Object if it is there, 506 // otherwise just attach the Uri Reference. 507 // if the uri does not have a "content" scheme, then we treat 508 // it as if it does NOT have a unique reference. 509 String content = phone.getContext().getContentResolver().SCHEME_CONTENT; 510 if ((contactRef != null) && (contactRef.getScheme().equals(content))) { 511 Object userDataObject = cn.getUserData(); 512 if (userDataObject == null) { 513 cn.setUserData(contactRef); 514 } else { 515 // TODO: This branch is dead code, we have 516 // just created the connection 'cn' which has 517 // no user data (null) by default. 518 if (userDataObject instanceof CallerInfo) { 519 ((CallerInfo) userDataObject).contactRefUri = contactRef; 520 } else { 521 ((CallerInfoToken) userDataObject).currentInfo.contactRefUri = 522 contactRef; 523 } 524 } 525 } 526 setAudioMode(phone.getContext(), AudioManager.MODE_IN_CALL); 527 } 528 } catch (CallStateException ex) { 529 Log.w(LOG_TAG, "PhoneUtils: Exception from phone.dial()", ex); 530 status = CALL_STATUS_FAILED; 531 } 532 533 return status; 534 } 535 536 /** 537 * Dial the number using a 3rd party provider gateway. Should 538 * *NOT* be called if the number is either: 539 * . An emergency one 540 * . A GSM MMI code 541 * . A CDMA feature code 542 * None of the above is checked in this method, it's the caller's 543 * responsability to make sure the number is 'valid'. 544 * 545 * If the connection is establised, this method issues a sync call 546 * that may block to query the caller info. 547 * TODO: Change the logic to use the async query. 548 * 549 * @param phone the Phone object. 550 * @param context To perform the CallerInfo query. 551 * @param number to be dialed as requested by the user. This is 552 * NOT the phone number to connect to. It is used only to build the 553 * call card and to update the call log. See above for restrictions. 554 * @param contactRef that triggered the call. Typically a 'tel:' 555 * uri but can also be a 'content://contacts' one. 556 * @param gatewayNumber Is the phone number that will be dialed to 557 * setup the connection. 558 * @return either CALL_STATUS_DIALED or CALL_STATUS_FAILED 559 */ 560 static int placeCallVia(Context context, Phone phone, 561 String number, Uri contactRef, String gatewayNumber) { 562 if (DBG) log("placeCallVia: '" + number + "' GW:'" + gatewayNumber + "'"); 563 564 Connection connection; 565 try { 566 connection = phone.dial(gatewayNumber); 567 } catch (CallStateException ex) { 568 Log.e(LOG_TAG, "PhoneUtils: Exception dialing gateway", ex); 569 connection = null; 570 } 571 572 if (null == connection) { 573 Log.e(LOG_TAG, "PhoneUtils: Got null connection."); 574 return CALL_STATUS_FAILED; 575 } 576 577 PhoneApp app = PhoneApp.getInstance(); 578 final boolean is_cdma = phone.getPhoneName().equals("CDMA"); 579 580 if (is_cdma) { 581 updateCdmaCallStateOnNewOutgoingCall(app); 582 } 583 PhoneUtils.setAudioControlState(PhoneUtils.AUDIO_OFFHOOK); 584 585 // Clean up the number to be displayed. 586 if (is_cdma) { 587 number = CdmaConnection.formatDialString(number); 588 } 589 number = PhoneNumberUtils.extractNetworkPortion(number); 590 number = PhoneNumberUtils.convertKeypadLettersToDigits(number); 591 number = PhoneNumberUtils.formatNumber(number); 592 593 // Get the caller info synchronously because we need the final 594 // CallerInfo object to update the dialed number with the one 595 // requested by the user (and not the provider's gateway number). 596 CallerInfo info = null; 597 598 if (ContentResolver.SCHEME_CONTENT.equals(contactRef.getScheme())) { 599 info = CallerInfo.getCallerInfo(context, contactRef); 600 } 601 602 // Fallback, lookup contact using the phone number if the 603 // contact's URI scheme was not content:// or if is was but 604 // the lookup failed. 605 if (null == info) { 606 info = CallerInfo.getCallerInfo(context, number); 607 } 608 info.phoneNumber = number; 609 connection.setUserData(info); 610 611 setAudioMode(phone.getContext(), AudioManager.MODE_IN_CALL); 612 return CALL_STATUS_DIALED; 613 } 614 615 static void switchHoldingAndActive(Phone phone) { 616 try { 617 if (DBG) log("switchHoldingAndActive"); 618 phone.switchHoldingAndActive(); 619 } catch (CallStateException ex) { 620 Log.w(LOG_TAG, "switchHoldingAndActive: caught " + ex, ex); 621 } 622 } 623 624 /** 625 * Restore the mute setting from the earliest connection of the 626 * foreground call. 627 */ 628 static Boolean restoreMuteState(Phone phone) { 629 //get the earliest connection 630 Connection c = phone.getForegroundCall().getEarliestConnection(); 631 632 // only do this if connection is not null. 633 if (c != null) { 634 635 // retrieve the mute value. 636 Boolean shouldMute; 637 if (phone.getPhoneName().equals("CDMA") && 638 PhoneApp.getInstance().cdmaPhoneCallState.getCurrentCallState() == 639 CdmaPhoneCallState.PhoneCallState.THRWAY_ACTIVE) { 640 shouldMute = sConnectionMuteTable.get( 641 phone.getForegroundCall().getLatestConnection()); 642 } else { 643 shouldMute = sConnectionMuteTable.get( 644 phone.getForegroundCall().getEarliestConnection()); 645 } 646 if (shouldMute == null) { 647 if (DBG) log("problem retrieving mute value for this connection."); 648 shouldMute = Boolean.FALSE; 649 } 650 651 // set the mute value and return the result. 652 setMute (phone, shouldMute.booleanValue()); 653 return shouldMute; 654 } 655 return Boolean.valueOf(getMute (phone)); 656 } 657 658 static void mergeCalls(Phone phone) { 659 if (phone.getPhoneName().equals("GSM")) { 660 try { 661 if (DBG) log("mergeCalls"); 662 phone.conference(); 663 } catch (CallStateException ex) { 664 Log.w(LOG_TAG, "mergeCalls: caught " + ex, ex); 665 } 666 } else { // CDMA 667 if (DBG) log("mergeCalls"); 668 PhoneApp app = PhoneApp.getInstance(); 669 if (app.cdmaPhoneCallState.getCurrentCallState() 670 == CdmaPhoneCallState.PhoneCallState.THRWAY_ACTIVE) { 671 // Send flash cmd 672 // TODO(Moto): Need to change the call from switchHoldingAndActive to 673 // something meaningful as we are not actually trying to swap calls but 674 // instead are merging two calls by sending a Flash command. 675 switchHoldingAndActive(phone); 676 677 // Set the Phone Call State to conference 678 app.cdmaPhoneCallState.setCurrentCallState( 679 CdmaPhoneCallState.PhoneCallState.CONF_CALL); 680 } 681 } 682 } 683 684 static void separateCall(Connection c) { 685 try { 686 if (DBG) log("separateCall: " + c.getAddress()); 687 c.separate(); 688 } catch (CallStateException ex) { 689 Log.w(LOG_TAG, "separateCall: caught " + ex, ex); 690 } 691 } 692 693 /** 694 * Handle the MMIInitiate message and put up an alert that lets 695 * the user cancel the operation, if applicable. 696 * 697 * @param context context to get strings. 698 * @param mmiCode the MmiCode object being started. 699 * @param buttonCallbackMessage message to post when button is clicked. 700 * @param previousAlert a previous alert used in this activity. 701 * @return the dialog handle 702 */ 703 static Dialog displayMMIInitiate(Context context, 704 MmiCode mmiCode, 705 Message buttonCallbackMessage, 706 Dialog previousAlert) { 707 if (DBG) log("displayMMIInitiate: " + mmiCode); 708 if (previousAlert != null) { 709 previousAlert.dismiss(); 710 } 711 712 // The UI paradigm we are using now requests that all dialogs have 713 // user interaction, and that any other messages to the user should 714 // be by way of Toasts. 715 // 716 // In adhering to this request, all MMI initiating "OK" dialogs 717 // (non-cancelable MMIs) that end up being closed when the MMI 718 // completes (thereby showing a completion dialog) are being 719 // replaced with Toasts. 720 // 721 // As a side effect, moving to Toasts for the non-cancelable MMIs 722 // also means that buttonCallbackMessage (which was tied into "OK") 723 // is no longer invokable for these dialogs. This is not a problem 724 // since the only callback messages we supported were for cancelable 725 // MMIs anyway. 726 // 727 // A cancelable MMI is really just a USSD request. The term 728 // "cancelable" here means that we can cancel the request when the 729 // system prompts us for a response, NOT while the network is 730 // processing the MMI request. Any request to cancel a USSD while 731 // the network is NOT ready for a response may be ignored. 732 // 733 // With this in mind, we replace the cancelable alert dialog with 734 // a progress dialog, displayed until we receive a request from 735 // the the network. For more information, please see the comments 736 // in the displayMMIComplete() method below. 737 // 738 // Anything that is NOT a USSD request is a normal MMI request, 739 // which will bring up a toast (desribed above). 740 // Optional code for Extended USSD running prompt 741 if (mNwService != null) { 742 if (DBG) log("running USSD code, displaying indeterminate progress."); 743 // create the indeterminate progress dialog and display it. 744 ProgressDialog pd = new ProgressDialog(context); 745 CharSequence textmsg = ""; 746 try { 747 textmsg = mNwService.getMmiRunningText(); 748 749 } catch (RemoteException e) { 750 mNwService = null; 751 textmsg = context.getText(R.string.ussdRunning); 752 } 753 if (DBG) log("Extended NW displayMMIInitiate (" + textmsg+ ")"); 754 pd.setMessage(textmsg); 755 pd.setCancelable(false); 756 pd.setIndeterminate(true); 757 pd.getWindow().addFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND); 758 pd.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG); 759 pd.show(); 760 // trigger a 15 seconds timeout to clear this progress dialog 761 mMmiTimeoutCbMsg = buttonCallbackMessage; 762 try { 763 mMmiTimeoutCbMsg.getTarget().sendMessageDelayed(buttonCallbackMessage, 15000); 764 } catch(NullPointerException e) { 765 mMmiTimeoutCbMsg = null; 766 } 767 return pd; 768 } 769 770 boolean isCancelable = (mmiCode != null) && mmiCode.isCancelable(); 771 772 if (!isCancelable) { 773 if (DBG) log("not a USSD code, displaying status toast."); 774 CharSequence text = context.getText(R.string.mmiStarted); 775 Toast.makeText(context, text, Toast.LENGTH_SHORT) 776 .show(); 777 return null; 778 } else { 779 if (DBG) log("running USSD code, displaying indeterminate progress."); 780 781 // create the indeterminate progress dialog and display it. 782 ProgressDialog pd = new ProgressDialog(context); 783 pd.setMessage(context.getText(R.string.ussdRunning)); 784 pd.setCancelable(false); 785 pd.setIndeterminate(true); 786 pd.getWindow().addFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND); 787 788 pd.show(); 789 790 return pd; 791 } 792 793 } 794 795 /** 796 * Handle the MMIComplete message and fire off an intent to display 797 * the message. 798 * 799 * @param context context to get strings. 800 * @param mmiCode MMI result. 801 * @param previousAlert a previous alert used in this activity. 802 */ 803 static void displayMMIComplete(final Phone phone, Context context, final MmiCode mmiCode, 804 Message dismissCallbackMessage, 805 AlertDialog previousAlert) { 806 CharSequence text; 807 int title = 0; // title for the progress dialog, if needed. 808 MmiCode.State state = mmiCode.getState(); 809 810 if (DBG) log("displayMMIComplete: state=" + state); 811 // Clear timeout trigger message 812 if(mMmiTimeoutCbMsg != null) { 813 try{ 814 mMmiTimeoutCbMsg.getTarget().removeMessages(mMmiTimeoutCbMsg.what); 815 if (DBG) log("Extended NW displayMMIComplete removeMsg"); 816 } catch (NullPointerException e) { 817 } 818 mMmiTimeoutCbMsg = null; 819 } 820 821 822 switch (state) { 823 case PENDING: 824 // USSD code asking for feedback from user. 825 text = mmiCode.getMessage(); 826 if (DBG) log("- using text from PENDING MMI message: '" + text + "'"); 827 break; 828 case CANCELLED: 829 text = context.getText(R.string.mmiCancelled); 830 break; 831 case COMPLETE: 832 if (PhoneApp.getInstance().getPUKEntryActivity() != null) { 833 // if an attempt to unPUK the device was made, we specify 834 // the title and the message here. 835 title = com.android.internal.R.string.PinMmi; 836 text = context.getText(R.string.puk_unlocked); 837 break; 838 } 839 // All other conditions for the COMPLETE mmi state will cause 840 // the case to fall through to message logic in common with 841 // the FAILED case. 842 843 case FAILED: 844 text = mmiCode.getMessage(); 845 if (DBG) log("- using text from MMI message: '" + text + "'"); 846 break; 847 default: 848 throw new IllegalStateException("Unexpected MmiCode state: " + state); 849 } 850 851 if (previousAlert != null) { 852 previousAlert.dismiss(); 853 } 854 855 // Check to see if a UI exists for the PUK activation. If it does 856 // exist, then it indicates that we're trying to unblock the PUK. 857 PhoneApp app = PhoneApp.getInstance(); 858 if ((app.getPUKEntryActivity() != null) && (state == MmiCode.State.COMPLETE)) { 859 if (DBG) log("displaying PUK unblocking progress dialog."); 860 861 // create the progress dialog, make sure the flags and type are 862 // set correctly. 863 ProgressDialog pd = new ProgressDialog(app); 864 pd.setTitle(title); 865 pd.setMessage(text); 866 pd.setCancelable(false); 867 pd.setIndeterminate(true); 868 pd.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG); 869 pd.getWindow().addFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND); 870 871 // display the dialog 872 pd.show(); 873 874 // indicate to the Phone app that the progress dialog has 875 // been assigned for the PUK unlock / SIM READY process. 876 app.setPukEntryProgressDialog(pd); 877 878 } else { 879 // In case of failure to unlock, we'll need to reset the 880 // PUK unlock activity, so that the user may try again. 881 if (app.getPUKEntryActivity() != null) { 882 app.setPukEntryActivity(null); 883 } 884 885 // A USSD in a pending state means that it is still 886 // interacting with the user. 887 if (state != MmiCode.State.PENDING) { 888 if (DBG) log("MMI code has finished running."); 889 890 // Replace response message with Extended Mmi wording 891 if (mNwService != null) { 892 try { 893 text = mNwService.getUserMessage(text); 894 } catch (RemoteException e) { 895 mNwService = null; 896 } 897 if (DBG) log("Extended NW displayMMIInitiate (" + text + ")"); 898 if (text == null || text.length() == 0) 899 return; 900 } 901 902 // displaying system alert dialog on the screen instead of 903 // using another activity to display the message. This 904 // places the message at the forefront of the UI. 905 AlertDialog newDialog = new AlertDialog.Builder(context) 906 .setMessage(text) 907 .setPositiveButton(R.string.ok, null) 908 .setCancelable(true) 909 .create(); 910 911 newDialog.getWindow().setType( 912 WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG); 913 newDialog.getWindow().addFlags( 914 WindowManager.LayoutParams.FLAG_DIM_BEHIND); 915 916 newDialog.show(); 917 } else { 918 if (DBG) log("USSD code has requested user input. Constructing input dialog."); 919 920 // USSD MMI code that is interacting with the user. The 921 // basic set of steps is this: 922 // 1. User enters a USSD request 923 // 2. We recognize the request and displayMMIInitiate 924 // (above) creates a progress dialog. 925 // 3. Request returns and we get a PENDING or COMPLETE 926 // message. 927 // 4. These MMI messages are caught in the PhoneApp 928 // (onMMIComplete) and the InCallScreen 929 // (mHandler.handleMessage) which bring up this dialog 930 // and closes the original progress dialog, 931 // respectively. 932 // 5. If the message is anything other than PENDING, 933 // we are done, and the alert dialog (directly above) 934 // displays the outcome. 935 // 6. If the network is requesting more information from 936 // the user, the MMI will be in a PENDING state, and 937 // we display this dialog with the message. 938 // 7. User input, or cancel requests result in a return 939 // to step 1. Keep in mind that this is the only 940 // time that a USSD should be canceled. 941 942 // inflate the layout with the scrolling text area for the dialog. 943 LayoutInflater inflater = (LayoutInflater) context.getSystemService( 944 Context.LAYOUT_INFLATER_SERVICE); 945 View dialogView = inflater.inflate(R.layout.dialog_ussd_response, null); 946 947 // get the input field. 948 final EditText inputText = (EditText) dialogView.findViewById(R.id.input_field); 949 950 // specify the dialog's click listener, with SEND and CANCEL logic. 951 final DialogInterface.OnClickListener mUSSDDialogListener = 952 new DialogInterface.OnClickListener() { 953 public void onClick(DialogInterface dialog, int whichButton) { 954 switch (whichButton) { 955 case DialogInterface.BUTTON1: 956 phone.sendUssdResponse(inputText.getText().toString()); 957 break; 958 case DialogInterface.BUTTON2: 959 if (mmiCode.isCancelable()) { 960 mmiCode.cancel(); 961 } 962 break; 963 } 964 } 965 }; 966 967 // build the dialog 968 final AlertDialog newDialog = new AlertDialog.Builder(context) 969 .setMessage(text) 970 .setView(dialogView) 971 .setPositiveButton(R.string.send_button, mUSSDDialogListener) 972 .setNegativeButton(R.string.cancel, mUSSDDialogListener) 973 .setCancelable(false) 974 .create(); 975 976 // attach the key listener to the dialog's input field and make 977 // sure focus is set. 978 final View.OnKeyListener mUSSDDialogInputListener = 979 new View.OnKeyListener() { 980 public boolean onKey(View v, int keyCode, KeyEvent event) { 981 switch (keyCode) { 982 case KeyEvent.KEYCODE_CALL: 983 case KeyEvent.KEYCODE_ENTER: 984 phone.sendUssdResponse(inputText.getText().toString()); 985 newDialog.dismiss(); 986 return true; 987 } 988 return false; 989 } 990 }; 991 inputText.setOnKeyListener(mUSSDDialogInputListener); 992 inputText.requestFocus(); 993 994 // set the window properties of the dialog 995 newDialog.getWindow().setType( 996 WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG); 997 newDialog.getWindow().addFlags( 998 WindowManager.LayoutParams.FLAG_DIM_BEHIND); 999 1000 // now show the dialog! 1001 newDialog.show(); 1002 } 1003 } 1004 } 1005 1006 /** 1007 * Cancels the current pending MMI operation, if applicable. 1008 * @return true if we canceled an MMI operation, or false 1009 * if the current pending MMI wasn't cancelable 1010 * or if there was no current pending MMI at all. 1011 * 1012 * @see displayMMIInitiate 1013 */ 1014 static boolean cancelMmiCode(Phone phone) { 1015 List<? extends MmiCode> pendingMmis = phone.getPendingMmiCodes(); 1016 int count = pendingMmis.size(); 1017 if (DBG) log("cancelMmiCode: num pending MMIs = " + count); 1018 1019 boolean canceled = false; 1020 if (count > 0) { 1021 // assume that we only have one pending MMI operation active at a time. 1022 // I don't think it's possible to enter multiple MMI codes concurrently 1023 // in the phone UI, because during the MMI operation, an Alert panel 1024 // is displayed, which prevents more MMI code from being entered. 1025 MmiCode mmiCode = pendingMmis.get(0); 1026 if (mmiCode.isCancelable()) { 1027 mmiCode.cancel(); 1028 canceled = true; 1029 } 1030 } 1031 1032 //clear timeout message and pre-set MMI command 1033 if (mNwService != null) { 1034 try { 1035 mNwService.clearMmiString(); 1036 } catch (RemoteException e) { 1037 mNwService = null; 1038 } 1039 } 1040 if (mMmiTimeoutCbMsg != null) { 1041 mMmiTimeoutCbMsg = null; 1042 } 1043 return canceled; 1044 } 1045 1046 public static class VoiceMailNumberMissingException extends Exception { 1047 VoiceMailNumberMissingException() { 1048 super(); 1049 } 1050 1051 VoiceMailNumberMissingException(String msg) { 1052 super(msg); 1053 } 1054 } 1055 1056 /** 1057 * Gets the phone number to be called from an intent. Requires a Context 1058 * to access the contacts database, and a Phone to access the voicemail 1059 * number. 1060 * 1061 * <p>If <code>phone</code> is <code>null</code>, the function will return 1062 * <code>null</code> for <code>voicemail:</code> URIs; 1063 * if <code>context</code> is <code>null</code>, the function will return 1064 * <code>null</code> for person/phone URIs.</p> 1065 * 1066 * @param context a context to use (or 1067 * @param phone the phone on which the number would be called 1068 * @param intent the intent 1069 * 1070 * @throws VoiceMailNumberMissingException if <code>intent</code> contains 1071 * a <code>voicemail:</code> URI, but <code>phone</code> does not 1072 * have a voicemail number set. 1073 * 1074 * @return the phone number that would be called by the intent, 1075 * or <code>null</code> if the number cannot be found. 1076 */ 1077 static String getNumberFromIntent(Context context, Phone phone, Intent intent) 1078 throws VoiceMailNumberMissingException { 1079 final String number = PhoneNumberUtils.getNumberFromIntent(intent, context); 1080 1081 // Check for a voicemail-dailing request. If the voicemail number is 1082 // empty, throw a VoiceMailNumberMissingException. 1083 if (intent.getData().getScheme().equals("voicemail") && 1084 (number == null || TextUtils.isEmpty(number))) 1085 throw new VoiceMailNumberMissingException(); 1086 1087 return number; 1088 } 1089 1090 /** 1091 * Returns the caller-id info corresponding to the specified Connection. 1092 * (This is just a simple wrapper around CallerInfo.getCallerInfo(): we 1093 * extract a phone number from the specified Connection, and feed that 1094 * number into CallerInfo.getCallerInfo().) 1095 * 1096 * The returned CallerInfo may be null in certain error cases, like if the 1097 * specified Connection was null, or if we weren't able to get a valid 1098 * phone number from the Connection. 1099 * 1100 * Finally, if the getCallerInfo() call did succeed, we save the resulting 1101 * CallerInfo object in the "userData" field of the Connection. 1102 * 1103 * NOTE: This API should be avoided, with preference given to the 1104 * asynchronous startGetCallerInfo API. 1105 */ 1106 static CallerInfo getCallerInfo(Context context, Connection c) { 1107 CallerInfo info = null; 1108 1109 if (c != null) { 1110 //See if there is a URI attached. If there is, this means 1111 //that there is no CallerInfo queried yet, so we'll need to 1112 //replace the URI with a full CallerInfo object. 1113 Object userDataObject = c.getUserData(); 1114 if (userDataObject instanceof Uri) { 1115 info = CallerInfo.getCallerInfo(context, (Uri) userDataObject); 1116 if (info != null) { 1117 c.setUserData(info); 1118 } 1119 } else { 1120 if (userDataObject instanceof CallerInfoToken) { 1121 //temporary result, while query is running 1122 info = ((CallerInfoToken) userDataObject).currentInfo; 1123 } else { 1124 //final query result 1125 info = (CallerInfo) userDataObject; 1126 } 1127 if (info == null) { 1128 // No URI, or Existing CallerInfo, so we'll have to make do with 1129 // querying a new CallerInfo using the connection's phone number. 1130 String number = c.getAddress(); 1131 1132 if (DBG) log("getCallerInfo: number = " + number); 1133 1134 if (!TextUtils.isEmpty(number)) { 1135 info = CallerInfo.getCallerInfo(context, number); 1136 if (info != null) { 1137 c.setUserData(info); 1138 } 1139 } 1140 } 1141 } 1142 } 1143 return info; 1144 } 1145 1146 /** 1147 * Class returned by the startGetCallerInfo call to package a temporary 1148 * CallerInfo Object, to be superceded by the CallerInfo Object passed 1149 * into the listener when the query with token mAsyncQueryToken is complete. 1150 */ 1151 public static class CallerInfoToken { 1152 /**indicates that there will no longer be updates to this request.*/ 1153 public boolean isFinal; 1154 1155 public CallerInfo currentInfo; 1156 public CallerInfoAsyncQuery asyncQuery; 1157 } 1158 1159 /** 1160 * Start a CallerInfo Query based on the earliest connection in the call. 1161 */ 1162 static CallerInfoToken startGetCallerInfo(Context context, Call call, 1163 CallerInfoAsyncQuery.OnQueryCompleteListener listener, Object cookie) { 1164 PhoneApp app = PhoneApp.getInstance(); 1165 Connection conn = null; 1166 if (app.phone.getPhoneName().equals("CDMA")) { 1167 conn = call.getLatestConnection(); 1168 } else { 1169 conn = call.getEarliestConnection(); 1170 } 1171 1172 return startGetCallerInfo(context, conn, listener, cookie); 1173 } 1174 1175 /** 1176 * place a temporary callerinfo object in the hands of the caller and notify 1177 * caller when the actual query is done. 1178 */ 1179 static CallerInfoToken startGetCallerInfo(Context context, Connection c, 1180 CallerInfoAsyncQuery.OnQueryCompleteListener listener, Object cookie) { 1181 CallerInfoToken cit; 1182 1183 if (c == null) { 1184 //TODO: perhaps throw an exception here. 1185 cit = new CallerInfoToken(); 1186 cit.asyncQuery = null; 1187 return cit; 1188 } 1189 1190 // There are now 3 states for the userdata. 1191 // 1. Uri - query has not been executed yet 1192 // 2. CallerInfoToken - query is executing, but has not completed. 1193 // 3. CallerInfo - query has executed. 1194 // In each case we have slightly different behaviour: 1195 // 1. If the query has not been executed yet (Uri or null), we start 1196 // query execution asynchronously, and note it by attaching a 1197 // CallerInfoToken as the userData. 1198 // 2. If the query is executing (CallerInfoToken), we've essentially 1199 // reached a state where we've received multiple requests for the 1200 // same callerInfo. That means that once the query is complete, 1201 // we'll need to execute the additional listener requested. 1202 // 3. If the query has already been executed (CallerInfo), we just 1203 // return the CallerInfo object as expected. 1204 // 4. Regarding isFinal - there are cases where the CallerInfo object 1205 // will not be attached, like when the number is empty (caller id 1206 // blocking). This flag is used to indicate that the 1207 // CallerInfoToken object is going to be permanent since no 1208 // query results will be returned. In the case where a query 1209 // has been completed, this flag is used to indicate to the caller 1210 // that the data will not be updated since it is valid. 1211 // 1212 // Note: For the case where a number is NOT retrievable, we leave 1213 // the CallerInfo as null in the CallerInfoToken. This is 1214 // something of a departure from the original code, since the old 1215 // code manufactured a CallerInfo object regardless of the query 1216 // outcome. From now on, we will append an empty CallerInfo 1217 // object, to mirror previous behaviour, and to avoid Null Pointer 1218 // Exceptions. 1219 Object userDataObject = c.getUserData(); 1220 if (userDataObject instanceof Uri) { 1221 //create a dummy callerinfo, populate with what we know from URI. 1222 cit = new CallerInfoToken(); 1223 cit.currentInfo = new CallerInfo(); 1224 cit.asyncQuery = CallerInfoAsyncQuery.startQuery(QUERY_TOKEN, context, 1225 (Uri) userDataObject, sCallerInfoQueryListener, c); 1226 cit.asyncQuery.addQueryListener(QUERY_TOKEN, listener, cookie); 1227 cit.isFinal = false; 1228 1229 c.setUserData(cit); 1230 1231 if (DBG) log("startGetCallerInfo: query based on Uri: " + userDataObject); 1232 1233 } else if (userDataObject == null) { 1234 // No URI, or Existing CallerInfo, so we'll have to make do with 1235 // querying a new CallerInfo using the connection's phone number. 1236 String number = c.getAddress(); 1237 1238 cit = new CallerInfoToken(); 1239 cit.currentInfo = new CallerInfo(); 1240 1241 if (DBG) log("startGetCallerInfo: number = " + number); 1242 1243 // handling case where number is null (caller id hidden) as well. 1244 if (!TextUtils.isEmpty(number)) { 1245 // Store CNAP information retrieved from the Connection 1246 cit.currentInfo.cnapName = c.getCnapName(); 1247 cit.currentInfo.name = cit.currentInfo.cnapName; // This can still get overwritten 1248 // by ContactInfo later 1249 cit.currentInfo.numberPresentation = c.getNumberPresentation(); 1250 cit.currentInfo.namePresentation = c.getCnapNamePresentation(); 1251 if (DBG) log("startGetCallerInfo: CNAP Info from FW: name=" 1252 + cit.currentInfo.cnapName 1253 + ", Name/Number Pres=" + cit.currentInfo.numberPresentation); 1254 1255 // Check for special CNAP cases and modify the CallerInfo accordingly 1256 // to be sure we keep the right information to display/log later 1257 number = modifyForSpecialCnapCases(context, cit.currentInfo, number, 1258 cit.currentInfo.numberPresentation); 1259 1260 cit.currentInfo.phoneNumber = number; 1261 cit.asyncQuery = CallerInfoAsyncQuery.startQuery(QUERY_TOKEN, context, 1262 number, sCallerInfoQueryListener, c); 1263 cit.asyncQuery.addQueryListener(QUERY_TOKEN, listener, cookie); 1264 cit.isFinal = false; 1265 } else { 1266 // This is the case where we are querying on a number that 1267 // is null or empty, like a caller whose caller id is 1268 // blocked or empty (CLIR). The previous behaviour was to 1269 // throw a null CallerInfo object back to the user, but 1270 // this departure is somewhat cleaner. 1271 if (DBG) log("startGetCallerInfo: No query to start, send trivial reply."); 1272 cit.isFinal = true; // please see note on isFinal, above. 1273 } 1274 1275 c.setUserData(cit); 1276 1277 if (DBG) log("startGetCallerInfo: query based on number: " + number); 1278 1279 } else if (userDataObject instanceof CallerInfoToken) { 1280 // query is running, just tack on this listener to the queue. 1281 cit = (CallerInfoToken) userDataObject; 1282 1283 // handling case where number is null (caller id hidden) as well. 1284 if (cit.asyncQuery != null) { 1285 cit.asyncQuery.addQueryListener(QUERY_TOKEN, listener, cookie); 1286 1287 if (DBG) log("startGetCallerInfo: query already running, adding listener: " + 1288 listener.getClass().toString()); 1289 } else { 1290 // handling case where number/name gets updated later on by the network 1291 String updatedNumber = c.getAddress(); 1292 if (DBG) log("startGetCallerInfo: updatedNumber = " + updatedNumber); 1293 if (!TextUtils.isEmpty(updatedNumber)) { 1294 cit.currentInfo.phoneNumber = updatedNumber; 1295 1296 // Store CNAP information retrieved from the Connection 1297 cit.currentInfo.cnapName = c.getCnapName(); 1298 // This can still get overwritten by ContactInfo 1299 cit.currentInfo.name = cit.currentInfo.cnapName; 1300 cit.currentInfo.numberPresentation = c.getNumberPresentation(); 1301 cit.currentInfo.namePresentation = c.getCnapNamePresentation(); 1302 1303 if (DBG) log("startGetCallerInfo: CNAP Info from FW: name=" 1304 + cit.currentInfo.cnapName 1305 + ", Name/Number Pres=" + cit.currentInfo.numberPresentation); 1306 cit.asyncQuery = CallerInfoAsyncQuery.startQuery(QUERY_TOKEN, context, 1307 updatedNumber, sCallerInfoQueryListener, c); 1308 cit.asyncQuery.addQueryListener(QUERY_TOKEN, listener, cookie); 1309 cit.isFinal = false; 1310 } else { 1311 if (DBG) log("startGetCallerInfo: No query to attach to, send trivial reply."); 1312 if (cit.currentInfo == null) { 1313 cit.currentInfo = new CallerInfo(); 1314 } 1315 cit.isFinal = true; // please see note on isFinal, above. 1316 } 1317 } 1318 } else { 1319 cit = new CallerInfoToken(); 1320 cit.currentInfo = (CallerInfo) userDataObject; 1321 cit.asyncQuery = null; 1322 cit.isFinal = true; 1323 // since the query is already done, call the listener. 1324 if (DBG) log("startGetCallerInfo: query already done, returning CallerInfo"); 1325 } 1326 return cit; 1327 } 1328 1329 /** 1330 * Implemented for CallerInfo.OnCallerInfoQueryCompleteListener interface. 1331 * Updates the connection's userData when called. 1332 */ 1333 private static final int QUERY_TOKEN = -1; 1334 static CallerInfoAsyncQuery.OnQueryCompleteListener sCallerInfoQueryListener = 1335 new CallerInfoAsyncQuery.OnQueryCompleteListener () { 1336 public void onQueryComplete(int token, Object cookie, CallerInfo ci) { 1337 if (DBG) log("query complete, updating connection.userdata"); 1338 1339 // Added a check if CallerInfo is coming from ContactInfo or from Connection. 1340 // If no ContactInfo, then we want to use CNAP information coming from network 1341 if (DBG) log("- onQueryComplete: contactExists=" + ci.contactExists); 1342 if (ci.contactExists) { 1343 ((Connection) cookie).setUserData(ci); 1344 } else { 1345 CallerInfo newCi = getCallerInfo(null, (Connection) cookie); 1346 if (newCi != null) { 1347 newCi.phoneNumber = ci.phoneNumber; // To get formatted phone number 1348 ((Connection) cookie).setUserData(newCi); 1349 } 1350 else ((Connection) cookie).setUserData(ci); 1351 } 1352 } 1353 }; 1354 1355 static void saveToContact(Context context, String number) { 1356 Intent intent = new Intent(Contacts.Intents.Insert.ACTION, 1357 Contacts.People.CONTENT_URI); 1358 intent.putExtra(Contacts.Intents.Insert.PHONE, number); 1359 context.startActivity(intent); 1360 } 1361 1362 /** 1363 * Returns a single "name" for the specified given a CallerInfo object. 1364 * If the name is null, return defaultString as the default value, usually 1365 * context.getString(R.string.unknown). 1366 */ 1367 static String getCompactNameFromCallerInfo(CallerInfo ci, Context context) { 1368 if (DBG) log("getCompactNameFromCallerInfo: info = " + ci); 1369 1370 String compactName = null; 1371 if (ci != null) { 1372 compactName = ci.name; 1373 if ((compactName == null) || (TextUtils.isEmpty(compactName))) { 1374 compactName = ci.phoneNumber; 1375 } 1376 } 1377 // TODO: figure out UNKNOWN, PRIVATE numbers? 1378 if ((compactName == null) || (TextUtils.isEmpty(compactName))) { 1379 compactName = context.getString(R.string.unknown); 1380 } 1381 return compactName; 1382 } 1383 1384 /** 1385 * Returns true if the specified Call is a "conference call", meaning 1386 * that it owns more than one Connection object. This information is 1387 * used to trigger certain UI changes that appear when a conference 1388 * call is active (like displaying the label "Conference call", and 1389 * enabling the "Manage conference" UI.) 1390 * 1391 * Watch out: This method simply checks the number of Connections, 1392 * *not* their states. So if a Call has (for example) one ACTIVE 1393 * connection and one DISCONNECTED connection, this method will return 1394 * true (which is unintuitive, since the Call isn't *really* a 1395 * conference call any more.) 1396 * 1397 * @return true if the specified call has more than one connection (in any state.) 1398 */ 1399 static boolean isConferenceCall(Call call) { 1400 // CDMA phones don't have the same concept of "conference call" as 1401 // GSM phones do; there's no special "conference call" state of 1402 // the UI or a "manage conference" function. (Instead, when 1403 // you're in a 3-way call, all we can do is display the "generic" 1404 // state of the UI.) So as far as the in-call UI is concerned, 1405 // Conference corresponds to generic display. 1406 PhoneApp app = PhoneApp.getInstance(); 1407 if (app.phone.getPhoneName().equals("CDMA")) { 1408 if (app.cdmaPhoneCallState.getCurrentCallState() 1409 == CdmaPhoneCallState.PhoneCallState.CONF_CALL) { 1410 return true; 1411 } 1412 } else { 1413 List<Connection> connections = call.getConnections(); 1414 if (connections != null && connections.size() > 1) { 1415 return true; 1416 } 1417 } 1418 return false; 1419 1420 // TODO: We may still want to change the semantics of this method 1421 // to say that a given call is only really a conference call if 1422 // the number of ACTIVE connections, not the total number of 1423 // connections, is greater than one. (See warning comment in the 1424 // javadoc above.) 1425 // Here's an implementation of that: 1426 // if (connections == null) { 1427 // return false; 1428 // } 1429 // int numActiveConnections = 0; 1430 // for (Connection conn : connections) { 1431 // if (DBG) log(" - CONN: " + conn + ", state = " + conn.getState()); 1432 // if (conn.getState() == Call.State.ACTIVE) numActiveConnections++; 1433 // if (numActiveConnections > 1) { 1434 // return true; 1435 // } 1436 // } 1437 // return false; 1438 } 1439 1440 /** 1441 * Launch the Dialer to start a new call. 1442 * This is just a wrapper around the ACTION_DIAL intent. 1443 */ 1444 static void startNewCall(final Phone phone) { 1445 final KeyguardManager keyguardManager = PhoneApp.getInstance().getKeyguardManager(); 1446 if (!keyguardManager.inKeyguardRestrictedInputMode()) { 1447 internalStartNewCall(phone); 1448 } else { 1449 keyguardManager.exitKeyguardSecurely(new KeyguardManager.OnKeyguardExitResult() { 1450 public void onKeyguardExitResult(boolean success) { 1451 if (success) { 1452 internalStartNewCall(phone); 1453 } 1454 } 1455 }); 1456 } 1457 } 1458 1459 private static void internalStartNewCall(Phone phone) { 1460 // Sanity-check that this is OK given the current state of the phone. 1461 if (!okToAddCall(phone)) { 1462 Log.w(LOG_TAG, "startNewCall: can't add a new call in the current state"); 1463 dumpCallState(phone); 1464 return; 1465 } 1466 1467 // if applicable, mute the call while we're showing the add call UI. 1468 if (!phone.getForegroundCall().isIdle()) { 1469 setMuteInternal(phone, true); 1470 // Inform the phone app that this mute state was NOT done 1471 // voluntarily by the User. 1472 PhoneApp.getInstance().setRestoreMuteOnInCallResume(true); 1473 } 1474 1475 Intent intent = new Intent(Intent.ACTION_DIAL); 1476 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1477 1478 // when we request the dialer come up, we also want to inform 1479 // it that we're going through the "add call" option from the 1480 // InCallScreen / PhoneUtils. 1481 intent.putExtra(ADD_CALL_MODE_KEY, true); 1482 1483 PhoneApp.getInstance().startActivity(intent); 1484 } 1485 1486 /** 1487 * Brings up the UI used to handle an incoming call. 1488 * 1489 * Originally, this brought up an IncomingCallPanel instance 1490 * (which was a subclass of Dialog) on top of whatever app 1491 * was currently running. Now, we take you directly to the 1492 * in-call screen, whose CallCard automatically does the right 1493 * thing if there's a Call that's currently ringing. 1494 */ 1495 static void showIncomingCallUi() { 1496 if (DBG) log("showIncomingCallUi()..."); 1497 PhoneApp app = PhoneApp.getInstance(); 1498 1499 // Before bringing up the "incoming call" UI, force any system 1500 // dialogs (like "recent tasks" or the power dialog) to close first. 1501 try { 1502 ActivityManagerNative.getDefault().closeSystemDialogs("call"); 1503 } catch (RemoteException e) { 1504 } 1505 1506 // Go directly to the in-call screen. 1507 // (No need to do anything special if we're already on the in-call 1508 // screen; it'll notice the phone state change and update itself.) 1509 1510 // But first, grab a full wake lock. We do this here, before we 1511 // even fire off the InCallScreen intent, to make sure the 1512 // ActivityManager doesn't try to pause the InCallScreen as soon 1513 // as it comes up. (See bug 1648751.) 1514 // 1515 // And since the InCallScreen isn't visible yet (we haven't even 1516 // fired off the intent yet), we DON'T want the screen to actually 1517 // come on right now. So *before* acquiring the wake lock we need 1518 // to call preventScreenOn(), which tells the PowerManager that 1519 // the screen should stay off even if someone's holding a full 1520 // wake lock. (This prevents any flicker during the "incoming 1521 // call" sequence. The corresponding preventScreenOn(false) call 1522 // will come from the InCallScreen when it's finally ready to be 1523 // displayed.) 1524 // 1525 // TODO: this is all a temporary workaround. The real fix is to add 1526 // an Activity attribute saying "this Activity wants to wake up the 1527 // phone when it's displayed"; that way the ActivityManager could 1528 // manage the wake locks *and* arrange for the screen to come on at 1529 // the exact moment that the InCallScreen is ready to be displayed. 1530 // (See bug 1648751.) 1531 app.preventScreenOn(true); 1532 app.requestWakeState(PhoneApp.WakeState.FULL); 1533 1534 // Fire off the InCallScreen intent. 1535 app.displayCallScreen(); 1536 } 1537 1538 static void turnOnSpeaker(Context context, boolean flag) { 1539 if (DBG) log("turnOnSpeaker: " + flag); 1540 AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE); 1541 1542 audioManager.setSpeakerphoneOn(flag); 1543 // record the speaker-enable value 1544 sIsSpeakerEnabled = flag; 1545 if (flag) { 1546 NotificationMgr.getDefault().notifySpeakerphone(); 1547 } else { 1548 NotificationMgr.getDefault().cancelSpeakerphone(); 1549 } 1550 1551 // We also need to make a fresh call to PhoneApp.updateWakeState() 1552 // any time the speaker state changes, since the screen timeout is 1553 // sometimes different depending on whether or not the speaker is 1554 // in use. 1555 PhoneApp app = PhoneApp.getInstance(); 1556 app.updateWakeState(); 1557 1558 // Update the Proximity sensor based on speaker state 1559 app.updateProximitySensorMode(app.phone.getState()); 1560 } 1561 1562 /** 1563 * Restore the speaker mode, called after a wired headset disconnect 1564 * event. 1565 */ 1566 static void restoreSpeakerMode(Context context) { 1567 if (DBG) log("restoreSpeakerMode, restoring to: " + sIsSpeakerEnabled); 1568 1569 // change the mode if needed. 1570 if (isSpeakerOn(context) != sIsSpeakerEnabled) { 1571 turnOnSpeaker(context, sIsSpeakerEnabled); 1572 } 1573 } 1574 1575 static boolean isSpeakerOn(Context context) { 1576 AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE); 1577 return audioManager.isSpeakerphoneOn(); 1578 } 1579 1580 /** 1581 * Wrapper around Phone.setMute() that also updates the mute icon in 1582 * the status bar. 1583 * 1584 * All muting / unmuting from the in-call UI should go through this 1585 * wrapper. 1586 */ 1587 static void setMute(Phone phone, boolean muted) { 1588 // make the call to mute the audio 1589 setMuteInternal(phone, muted); 1590 1591 // update the foreground connections to match. This includes 1592 // all the connections on conference calls. 1593 for (Connection cn : phone.getForegroundCall().getConnections()) { 1594 if (sConnectionMuteTable.get(cn) == null) { 1595 if (DBG) log("problem retrieving mute value for this connection."); 1596 } 1597 sConnectionMuteTable.put(cn, Boolean.valueOf(muted)); 1598 } 1599 } 1600 1601 /** 1602 * Internally used muting function. All UI calls should use {@link setMute} 1603 */ 1604 static void setMuteInternal(Phone phone, boolean muted) { 1605 if (DBG) log("setMute: " + muted); 1606 phone.setMute(muted); 1607 if (muted) { 1608 NotificationMgr.getDefault().notifyMute(); 1609 } else { 1610 NotificationMgr.getDefault().cancelMute(); 1611 } 1612 } 1613 1614 static boolean getMute(Phone phone) { 1615 return phone.getMute(); 1616 } 1617 1618 /** 1619 * A really simple wrapper around AudioManager.setMode(), 1620 * with a bit of extra logging to help debug the exact 1621 * timing (and call stacks) for all our setMode() calls. 1622 * 1623 * Also, add additional state monitoring to determine 1624 * whether or not certain calls to change the audio mode 1625 * are ignored. 1626 */ 1627 /* package */ static void setAudioMode(Context context, int mode) { 1628 if (DBG) Log.d(LOG_TAG, "PhoneUtils.setAudioMode(" + audioModeToString(mode) + ")..."); 1629 1630 //decide whether or not to ignore the audio setting 1631 boolean ignore = false; 1632 1633 switch (sAudioBehaviourState) { 1634 case AUDIO_RINGING: 1635 ignore = ((mode == AudioManager.MODE_NORMAL) || (mode == AudioManager.MODE_IN_CALL)); 1636 break; 1637 case AUDIO_OFFHOOK: 1638 ignore = ((mode == AudioManager.MODE_NORMAL) || (mode == AudioManager.MODE_RINGTONE)); 1639 break; 1640 case AUDIO_IDLE: 1641 default: 1642 ignore = (mode == AudioManager.MODE_IN_CALL); 1643 break; 1644 } 1645 1646 if (!ignore) { 1647 AudioManager audioManager = 1648 (AudioManager) context.getSystemService(Context.AUDIO_SERVICE); 1649 // Enable stack dump only when actively debugging ("new Throwable()" is expensive!) 1650 if (DBG_SETAUDIOMODE_STACK) Log.d(LOG_TAG, "Stack:", new Throwable("stack dump")); 1651 audioManager.setMode(mode); 1652 } else { 1653 if (DBG) Log.d(LOG_TAG, "PhoneUtils.setAudioMode(), state is " + sAudioBehaviourState + 1654 " ignoring " + audioModeToString(mode) + " request"); 1655 } 1656 } 1657 private static String audioModeToString(int mode) { 1658 switch (mode) { 1659 case AudioManager.MODE_INVALID: return "MODE_INVALID"; 1660 case AudioManager.MODE_CURRENT: return "MODE_CURRENT"; 1661 case AudioManager.MODE_NORMAL: return "MODE_NORMAL"; 1662 case AudioManager.MODE_RINGTONE: return "MODE_RINGTONE"; 1663 case AudioManager.MODE_IN_CALL: return "MODE_IN_CALL"; 1664 default: return String.valueOf(mode); 1665 } 1666 } 1667 1668 /** 1669 * Handles the wired headset button while in-call. 1670 * 1671 * This is called from the PhoneApp, not from the InCallScreen, 1672 * since the HEADSETHOOK button means "mute or unmute the current 1673 * call" *any* time a call is active, even if the user isn't actually 1674 * on the in-call screen. 1675 * 1676 * @return true if we consumed the event. 1677 */ 1678 /* package */ static boolean handleHeadsetHook(Phone phone) { 1679 if (DBG) log("handleHeadsetHook()..."); 1680 1681 // If the phone is totally idle, we ignore HEADSETHOOK events 1682 // (and instead let them fall through to the media player.) 1683 if (phone.getState() == Phone.State.IDLE) { 1684 return false; 1685 } 1686 1687 // Ok, the phone is in use. 1688 // The headset button button means "Answer" if an incoming call is 1689 // ringing. If not, it toggles the mute / unmute state. 1690 // 1691 // And in any case we *always* consume this event; this means 1692 // that the usual mediaplayer-related behavior of the headset 1693 // button will NEVER happen while the user is on a call. 1694 1695 final boolean hasRingingCall = !phone.getRingingCall().isIdle(); 1696 final boolean hasActiveCall = !phone.getForegroundCall().isIdle(); 1697 final boolean hasHoldingCall = !phone.getBackgroundCall().isIdle(); 1698 1699 if (phone.getPhoneName().equals("CDMA")) { 1700 PhoneApp app = PhoneApp.getInstance(); 1701 if (hasRingingCall) { 1702 answerCall(phone); 1703 } else { 1704 if (app.cdmaPhoneCallState.getCurrentCallState() 1705 == CdmaPhoneCallState.PhoneCallState.SINGLE_ACTIVE) { 1706 // Send a flash command to CDMA network for putting the other 1707 // party on hold. 1708 // For CDMA networks which do not support this the user would just 1709 // hear a beep from the network. 1710 // For CDMA networks which do support it it will put the other 1711 // party on hold. 1712 switchHoldingAndActive(phone); 1713 } 1714 1715 // No incoming ringing call. Toggle the mute state. 1716 if (getMute(phone)) { 1717 if (DBG) log("handleHeadsetHook: UNmuting..."); 1718 setMute(phone, false); 1719 } else { 1720 if (DBG) log("handleHeadsetHook: muting..."); 1721 setMute(phone, true); 1722 } 1723 } 1724 } else { // GSM 1725 if (hasRingingCall) { 1726 // If an incoming call is ringing, answer it (just like with the 1727 // CALL button): 1728 if (hasActiveCall && hasHoldingCall) { 1729 if (DBG) log("handleHeadsetHook: ringing (both lines in use) ==> answer!"); 1730 answerAndEndActive(phone); 1731 } else { 1732 if (DBG) log("handleHeadsetHook: ringing ==> answer!"); 1733 answerCall(phone); // Automatically holds the current active call, 1734 // if there is one 1735 } 1736 } else { 1737 // No incoming ringing call. Toggle the mute state. 1738 if (getMute(phone)) { 1739 if (DBG) log("handleHeadsetHook: UNmuting..."); 1740 setMute(phone, false); 1741 } else { 1742 if (DBG) log("handleHeadsetHook: muting..."); 1743 setMute(phone, true); 1744 } 1745 } 1746 } 1747 1748 // Even if the InCallScreen is the current activity, there's no 1749 // need to force it to update, because (1) if we answered a 1750 // ringing call, the InCallScreen will imminently get a phone 1751 // state change event (causing an update), and (2) if we muted or 1752 // unmuted, the setMute() call automagically updates the status 1753 // bar, and there's no "mute" indication in the InCallScreen 1754 // itself (other than the menu item, which only ever stays 1755 // onscreen for a second anyway.) 1756 1757 return true; 1758 } 1759 1760 /** 1761 * Look for ANY connections on the phone that qualify as being 1762 * disconnected. 1763 * 1764 * @return true if we find a connection that is disconnected over 1765 * all the phone's call objects. 1766 */ 1767 /* package */ static boolean hasDisconnectedConnections(Phone phone) { 1768 return hasDisconnectedConnections(phone.getForegroundCall()) || 1769 hasDisconnectedConnections(phone.getBackgroundCall()) || 1770 hasDisconnectedConnections(phone.getRingingCall()); 1771 } 1772 1773 /** 1774 * Iterate over all connections in a call to see if there are any 1775 * that are not alive (disconnected or idle). 1776 * 1777 * @return true if we find a connection that is disconnected, and 1778 * pending removal via 1779 * {@link com.android.internal.telephony.gsm.GsmCall#clearDisconnected()}. 1780 */ 1781 private static final boolean hasDisconnectedConnections(Call call) { 1782 // look through all connections for non-active ones. 1783 for (Connection c : call.getConnections()) { 1784 if (!c.isAlive()) { 1785 return true; 1786 } 1787 } 1788 return false; 1789 } 1790 1791 // 1792 // Misc UI policy helper functions 1793 // 1794 1795 /** 1796 * @return true if we're allowed to swap calls, given the current 1797 * state of the Phone. 1798 */ 1799 /* package */ static boolean okToSwapCalls(Phone phone) { 1800 if (phone.getPhoneName().equals("CDMA")) { 1801 // CDMA: "Swap" is enabled only when the phone reaches a *generic*. 1802 // state by either accepting a Call Waiting or by merging two calls 1803 PhoneApp app = PhoneApp.getInstance(); 1804 return (app.cdmaPhoneCallState.getCurrentCallState() 1805 == CdmaPhoneCallState.PhoneCallState.CONF_CALL); 1806 } else { 1807 // GSM: "Swap" is available if both lines are in use and there's no 1808 // incoming call. (Actually we need to verify that the active 1809 // call really is in the ACTIVE state and the holding call really 1810 // is in the HOLDING state, since you *can't* actually swap calls 1811 // when the foreground call is DIALING or ALERTING.) 1812 return phone.getRingingCall().isIdle() 1813 && (phone.getForegroundCall().getState() == Call.State.ACTIVE) 1814 && (phone.getBackgroundCall().getState() == Call.State.HOLDING); 1815 } 1816 } 1817 1818 /** 1819 * @return true if we're allowed to merge calls, given the current 1820 * state of the Phone. 1821 */ 1822 /* package */ static boolean okToMergeCalls(Phone phone) { 1823 if (phone.getPhoneName().equals("CDMA")) { 1824 // CDMA: "Merge" is enabled only when the user is in a 3Way call. 1825 PhoneApp app = PhoneApp.getInstance(); 1826 return (app.cdmaPhoneCallState.getCurrentCallState() 1827 == CdmaPhoneCallState.PhoneCallState.THRWAY_ACTIVE); 1828 } else { //GSM. 1829 // GSM: "Merge" is available if both lines are in use and there's no 1830 // incoming call, *and* the current conference isn't already 1831 // "full". 1832 return phone.getRingingCall().isIdle() && phone.canConference(); 1833 } 1834 } 1835 1836 /** 1837 * @return true if the UI should let you add a new call, given the current 1838 * state of the Phone. 1839 */ 1840 /* package */ static boolean okToAddCall(Phone phone) { 1841 if (phone.getPhoneName().equals("CDMA")) { 1842 // CDMA: "Add call" menu item is only enabled when the call is in 1843 // - SINGLE_ACTIVE state 1844 // - After 60 seconds of user Ignoring/Missing a Call Waiting call. 1845 PhoneApp app = PhoneApp.getInstance(); 1846 return ((app.cdmaPhoneCallState.getCurrentCallState() 1847 == CdmaPhoneCallState.PhoneCallState.SINGLE_ACTIVE) 1848 && (app.cdmaPhoneCallState.getAddCallMenuStateAfterCallWaiting())); 1849 } else { 1850 // GSM: "Add call" is available only if ALL of the following are true: 1851 // - There's no incoming ringing call 1852 // - There's < 2 lines in use 1853 // - The foreground call is ACTIVE or IDLE or DISCONNECTED. 1854 // (We mainly need to make sure it *isn't* DIALING or ALERTING.) 1855 final boolean hasRingingCall = !phone.getRingingCall().isIdle(); 1856 final boolean hasActiveCall = !phone.getForegroundCall().isIdle(); 1857 final boolean hasHoldingCall = !phone.getBackgroundCall().isIdle(); 1858 final boolean allLinesTaken = hasActiveCall && hasHoldingCall; 1859 final Call.State fgCallState = phone.getForegroundCall().getState(); 1860 1861 return !hasRingingCall 1862 && !allLinesTaken 1863 && ((fgCallState == Call.State.ACTIVE) 1864 || (fgCallState == Call.State.IDLE) 1865 || (fgCallState == Call.State.DISCONNECTED)); 1866 } 1867 } 1868 1869 /** 1870 * Based on the input CNAP number string, 1871 * @return _RESTRICTED or _UNKNOWN for all the special CNAP strings. 1872 * Otherwise, return CNAP_SPECIAL_CASE_NO. 1873 */ 1874 private static int checkCnapSpecialCases(String n) { 1875 if (n.equals("PRIVATE") || 1876 n.equals("P") || 1877 n.equals("RES")) { 1878 if (DBG) log("checkCnapSpecialCases, PRIVATE string: " + n); 1879 return Connection.PRESENTATION_RESTRICTED; 1880 } else if (n.equals("UNAVAILABLE") || 1881 n.equals("UNKNOWN") || 1882 n.equals("UNA") || 1883 n.equals("U")) { 1884 if (DBG) log("checkCnapSpecialCases, UNKNOWN string: " + n); 1885 return Connection.PRESENTATION_UNKNOWN; 1886 } else { 1887 if (DBG) log("checkCnapSpecialCases, normal str. number: " + n); 1888 return CNAP_SPECIAL_CASE_NO; 1889 } 1890 } 1891 1892 /** 1893 * Handles certain "corner cases" for CNAP. When we receive weird phone numbers 1894 * from the network to indicate different number presentations, convert them to 1895 * expected number and presentation values within the CallerInfo object. 1896 * @param number number we use to verify if we are in a corner case 1897 * @param presentation presentation value used to verify if we are in a corner case 1898 * @return the new String that should be used for the phone number 1899 */ 1900 /* package */ static String modifyForSpecialCnapCases(Context context, CallerInfo ci, 1901 String number, int presentation) { 1902 if (ci == null) return number; 1903 1904 // "ABSENT NUMBER" is a possible value we could get from the network as the 1905 // phone number, so if this happens, change it to "Unknown" in the CallerInfo 1906 // and fix the presentation to be the same. 1907 if (number.equals(context.getString(R.string.absent_num))) { 1908 number = context.getString(R.string.unknown); 1909 ci.numberPresentation = Connection.PRESENTATION_UNKNOWN; 1910 } 1911 1912 // Check for other special "corner cases" for CNAP and fix them similarly. 1913 if (ci.numberPresentation == Connection.PRESENTATION_ALLOWED 1914 || ci.numberPresentation != presentation) { 1915 int cnapSpecialCase = checkCnapSpecialCases(number); 1916 if (cnapSpecialCase != CNAP_SPECIAL_CASE_NO) { 1917 // For all special strings, change number & numberPresentation. 1918 if (cnapSpecialCase == Connection.PRESENTATION_RESTRICTED) { 1919 number = context.getString(R.string.private_num); 1920 } else if (cnapSpecialCase == Connection.PRESENTATION_UNKNOWN) { 1921 number = context.getString(R.string.unknown); 1922 } 1923 if (DBG) log("SpecialCnap: number=" + number 1924 + "; presentation now=" + cnapSpecialCase); 1925 ci.numberPresentation = cnapSpecialCase; 1926 } 1927 } 1928 return number; 1929 } 1930 1931 // 1932 // Support for 3rd party phone service providers. 1933 // 1934 1935 /** 1936 * Copy all the expected extras set when a 3rd party provider is 1937 * used from the source intent to the destination one. Checks all 1938 * the required extras are present, if any is missing, none will 1939 * be copied. 1940 * @param src Intent which may contain the provider's extras. 1941 * @param dst Intent where a copy of the extras will be added if applicable. 1942 */ 1943 /* package */ static void copyPhoneProviderExtras(Intent src, Intent dst) { 1944 final boolean hasBadge = src.hasExtra(InCallScreen.EXTRA_PROVIDER_BADGE); 1945 final boolean hasNumber = src.hasExtra(InCallScreen.EXTRA_PROVIDER_NUMBER); 1946 1947 if (hasBadge && hasNumber) { 1948 dst.putExtra(InCallScreen.EXTRA_PROVIDER_BADGE, 1949 src.getParcelableExtra(InCallScreen.EXTRA_PROVIDER_BADGE)); 1950 dst.putExtra(InCallScreen.EXTRA_PROVIDER_NUMBER, 1951 src.getStringExtra(InCallScreen.EXTRA_PROVIDER_NUMBER)); 1952 } 1953 } 1954 1955 // 1956 // General phone and call state debugging/testing code 1957 // 1958 1959 /* package */ static void dumpCallState(Phone phone) { 1960 Log.d(LOG_TAG, "##### dumpCallState()"); 1961 Log.d(LOG_TAG, "- Phone: " + phone + ", name = " + phone.getPhoneName() 1962 + ", state = " + phone.getState()); 1963 Log.d(LOG_TAG, "-"); 1964 1965 Call fgCall = phone.getForegroundCall(); 1966 Log.d(LOG_TAG, "- FG call: " + fgCall); 1967 Log.d(LOG_TAG, "- state: " + fgCall.getState()); 1968 Log.d(LOG_TAG, "- isAlive(): " + fgCall.getState().isAlive()); 1969 Log.d(LOG_TAG, "- isRinging(): " + fgCall.getState().isRinging()); 1970 Log.d(LOG_TAG, "- isDialing(): " + fgCall.getState().isDialing()); 1971 Log.d(LOG_TAG, "- isIdle(): " + fgCall.isIdle()); 1972 Log.d(LOG_TAG, "- hasConnections: " + fgCall.hasConnections()); 1973 Log.d(LOG_TAG, "-"); 1974 1975 Call bgCall = phone.getBackgroundCall(); 1976 Log.d(LOG_TAG, "- BG call: " + bgCall); 1977 Log.d(LOG_TAG, "- state: " + bgCall.getState()); 1978 Log.d(LOG_TAG, "- isAlive(): " + bgCall.getState().isAlive()); 1979 Log.d(LOG_TAG, "- isRinging(): " + bgCall.getState().isRinging()); 1980 Log.d(LOG_TAG, "- isDialing(): " + bgCall.getState().isDialing()); 1981 Log.d(LOG_TAG, "- isIdle(): " + bgCall.isIdle()); 1982 Log.d(LOG_TAG, "- hasConnections: " + bgCall.hasConnections()); 1983 Log.d(LOG_TAG, "-"); 1984 1985 Call ringingCall = phone.getRingingCall(); 1986 Log.d(LOG_TAG, "- RINGING call: " + ringingCall); 1987 Log.d(LOG_TAG, "- state: " + ringingCall.getState()); 1988 Log.d(LOG_TAG, "- isAlive(): " + ringingCall.getState().isAlive()); 1989 Log.d(LOG_TAG, "- isRinging(): " + ringingCall.getState().isRinging()); 1990 Log.d(LOG_TAG, "- isDialing(): " + ringingCall.getState().isDialing()); 1991 Log.d(LOG_TAG, "- isIdle(): " + ringingCall.isIdle()); 1992 Log.d(LOG_TAG, "- hasConnections: " + ringingCall.hasConnections()); 1993 Log.d(LOG_TAG, "-"); 1994 1995 final boolean hasRingingCall = !phone.getRingingCall().isIdle(); 1996 final boolean hasActiveCall = !phone.getForegroundCall().isIdle(); 1997 final boolean hasHoldingCall = !phone.getBackgroundCall().isIdle(); 1998 final boolean allLinesTaken = hasActiveCall && hasHoldingCall; 1999 Log.d(LOG_TAG, "- hasRingingCall: " + hasRingingCall); 2000 Log.d(LOG_TAG, "- hasActiveCall: " + hasActiveCall); 2001 Log.d(LOG_TAG, "- hasHoldingCall: " + hasHoldingCall); 2002 Log.d(LOG_TAG, "- allLinesTaken: " + allLinesTaken); 2003 2004 // Watch out: the isRinging() call below does NOT tell us anything 2005 // about the state of the telephony layer; it merely tells us whether 2006 // the Ringer manager is currently playing the ringtone. 2007 boolean ringing = PhoneApp.getInstance().getRinger().isRinging(); 2008 Log.d(LOG_TAG, "- ringing (Ringer manager state): " + ringing); 2009 Log.d(LOG_TAG, "-----"); 2010 } 2011 2012 private static void log(String msg) { 2013 Log.d(LOG_TAG, msg); 2014 } 2015} 2016