1 /* 2 * Copyright (C) 2007 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 17 package com.android.contacts; 18 19 import com.android.internal.telephony.ITelephony; 20 import com.android.phone.CallLogAsync; 21 import com.android.phone.HapticFeedback; 22 23 import android.app.Activity; 24 import android.content.ActivityNotFoundException; 25 import android.content.Context; 26 import android.content.Intent; 27 import android.content.res.Configuration; 28 import android.content.res.Resources; 29 import android.database.Cursor; 30 import android.graphics.Bitmap; 31 import android.graphics.BitmapFactory; 32 import android.graphics.drawable.Drawable; 33 import android.media.AudioManager; 34 import android.media.ToneGenerator; 35 import android.net.Uri; 36 import android.os.Bundle; 37 import android.os.RemoteException; 38 import android.os.ServiceManager; 39 import android.os.SystemClock; 40 import android.provider.Settings; 41 import android.provider.Contacts.People; 42 import android.provider.Contacts.Phones; 43 import android.provider.Contacts.PhonesColumns; 44 import android.provider.Contacts.Intents.Insert; 45 import android.telephony.PhoneNumberFormattingTextWatcher; 46 import android.telephony.PhoneNumberUtils; 47 import android.telephony.PhoneStateListener; 48 import android.telephony.TelephonyManager; 49 import android.text.Editable; 50 import android.text.TextUtils; 51 import android.text.TextWatcher; 52 import android.text.method.DialerKeyListener; 53 import android.util.Log; 54 import android.view.KeyEvent; 55 import android.view.LayoutInflater; 56 import android.view.Menu; 57 import android.view.MenuItem; 58 import android.view.View; 59 import android.view.ViewConfiguration; 60 import android.view.ViewGroup; 61 import android.view.Window; 62 import android.view.inputmethod.InputMethodManager; 63 import android.widget.AdapterView; 64 import android.widget.BaseAdapter; 65 import android.widget.EditText; 66 import android.widget.ImageView; 67 import android.widget.ListView; 68 import android.widget.TextView; 69 70 /** 71 * Dialer activity that displays the typical twelve key interface. 72 */ 73 @SuppressWarnings("deprecation") 74 public class TwelveKeyDialer extends Activity implements View.OnClickListener, 75 View.OnLongClickListener, View.OnKeyListener, 76 AdapterView.OnItemClickListener, TextWatcher { 77 private static final String EMPTY_NUMBER = ""; 78 private static final String TAG = "TwelveKeyDialer"; 79 80 /** The length of DTMF tones in milliseconds */ 81 private static final int TONE_LENGTH_MS = 150; 82 83 /** The DTMF tone volume relative to other sounds in the stream */ 84 private static final int TONE_RELATIVE_VOLUME = 80; 85 86 /** Stream type used to play the DTMF tones off call, and mapped to the volume control keys */ 87 private static final int DIAL_TONE_STREAM_TYPE = AudioManager.STREAM_MUSIC; 88 89 private EditText mDigits; 90 private View mDelete; 91 private MenuItem mAddToContactMenuItem; 92 private ToneGenerator mToneGenerator; 93 private Object mToneGeneratorLock = new Object(); 94 private Drawable mDigitsBackground; 95 private Drawable mDigitsEmptyBackground; 96 private View mDialpad; 97 private View mVoicemailDialAndDeleteRow; 98 private View mVoicemailButton; 99 private View mDialButton; 100 private ListView mDialpadChooser; 101 private DialpadChooserAdapter mDialpadChooserAdapter; 102 //Member variables for dialpad options 103 private MenuItem m2SecPauseMenuItem; 104 private MenuItem mWaitMenuItem; 105 private static final int MENU_ADD_CONTACTS = 1; 106 private static final int MENU_2S_PAUSE = 2; 107 private static final int MENU_WAIT = 3; 108 109 // Last number dialed, retrieved asynchronously from the call DB 110 // in onCreate. This number is displayed when the user hits the 111 // send key and cleared in onPause. 112 CallLogAsync mCallLog = new CallLogAsync(); 113 private String mLastNumberDialed = EMPTY_NUMBER; 114 115 // determines if we want to playback local DTMF tones. 116 private boolean mDTMFToneEnabled; 117 118 // Vibration (haptic feedback) for dialer key presses. 119 private HapticFeedback mHaptic = new HapticFeedback(); 120 121 /** Identifier for the "Add Call" intent extra. */ 122 static final String ADD_CALL_MODE_KEY = "add_call_mode"; 123 124 /** 125 * Identifier for intent extra for sending an empty Flash message for 126 * CDMA networks. This message is used by the network to simulate a 127 * press/depress of the "hookswitch" of a landline phone. Aka "empty flash". 128 * 129 * TODO: Using an intent extra to tell the phone to send this flash is a 130 * temporary measure. To be replaced with an ITelephony call in the future. 131 * TODO: Keep in sync with the string defined in OutgoingCallBroadcaster.java 132 * in Phone app until this is replaced with the ITelephony API. 133 */ 134 static final String EXTRA_SEND_EMPTY_FLASH 135 = "com.android.phone.extra.SEND_EMPTY_FLASH"; 136 137 /** Indicates if we are opening this dialer to add a call from the InCallScreen. */ 138 private boolean mIsAddCallMode; 139 140 PhoneStateListener mPhoneStateListener = new PhoneStateListener() { 141 /** 142 * Listen for phone state changes so that we can take down the 143 * "dialpad chooser" if the phone becomes idle while the 144 * chooser UI is visible. 145 */ 146 @Override 147 public void onCallStateChanged(int state, String incomingNumber) { 148 // Log.i(TAG, "PhoneStateListener.onCallStateChanged: " 149 // + state + ", '" + incomingNumber + "'"); 150 if ((state == TelephonyManager.CALL_STATE_IDLE) && dialpadChooserVisible()) { 151 // Log.i(TAG, "Call ended with dialpad chooser visible! Taking it down..."); 152 // Note there's a race condition in the UI here: the 153 // dialpad chooser could conceivably disappear (on its 154 // own) at the exact moment the user was trying to select 155 // one of the choices, which would be confusing. (But at 156 // least that's better than leaving the dialpad chooser 157 // onscreen, but useless...) 158 showDialpadChooser(false); 159 } 160 } 161 }; 162 163 public void beforeTextChanged(CharSequence s, int start, int count, int after) { 164 // Do nothing 165 } 166 167 public void onTextChanged(CharSequence input, int start, int before, int changeCount) { 168 // Do nothing 169 // DTMF Tones do not need to be played here any longer - 170 // the DTMF dialer handles that functionality now. 171 } 172 173 public void afterTextChanged(Editable input) { 174 if (SpecialCharSequenceMgr.handleChars(this, input.toString(), mDigits)) { 175 // A special sequence was entered, clear the digits 176 mDigits.getText().clear(); 177 } 178 179 if (!isDigitsEmpty()) { 180 mDigits.setBackgroundDrawable(mDigitsBackground); 181 } else { 182 mDigits.setCursorVisible(false); 183 mDigits.setBackgroundDrawable(mDigitsEmptyBackground); 184 } 185 186 updateDialAndDeleteButtonEnabledState(); 187 } 188 189 @Override 190 protected void onCreate(Bundle icicle) { 191 super.onCreate(icicle); 192 193 Resources r = getResources(); 194 // Do not show title in the case the device is in carmode. 195 if ((r.getConfiguration().uiMode & Configuration.UI_MODE_TYPE_MASK) == 196 Configuration.UI_MODE_TYPE_CAR) { 197 requestWindowFeature(Window.FEATURE_NO_TITLE); 198 } 199 // Set the content view 200 setContentView(getContentViewResource()); 201 202 // Load up the resources for the text field. 203 mDigitsBackground = r.getDrawable(R.drawable.btn_dial_textfield_active); 204 mDigitsEmptyBackground = r.getDrawable(R.drawable.btn_dial_textfield); 205 206 mDigits = (EditText) findViewById(R.id.digits); 207 mDigits.setKeyListener(DialerKeyListener.getInstance()); 208 mDigits.setOnClickListener(this); 209 mDigits.setOnKeyListener(this); 210 211 maybeAddNumberFormatting(); 212 213 // Check for the presence of the keypad 214 View view = findViewById(R.id.one); 215 if (view != null) { 216 setupKeypad(); 217 } 218 219 mVoicemailDialAndDeleteRow = findViewById(R.id.voicemailAndDialAndDelete); 220 221 initVoicemailButton(); 222 223 // Check whether we should show the onscreen "Dial" button. 224 mDialButton = mVoicemailDialAndDeleteRow.findViewById(R.id.dialButton); 225 226 if (r.getBoolean(R.bool.config_show_onscreen_dial_button)) { 227 mDialButton.setOnClickListener(this); 228 } else { 229 mDialButton.setVisibility(View.GONE); // It's VISIBLE by default 230 mDialButton = null; 231 } 232 233 view = mVoicemailDialAndDeleteRow.findViewById(R.id.deleteButton); 234 view.setOnClickListener(this); 235 view.setOnLongClickListener(this); 236 mDelete = view; 237 238 mDialpad = findViewById(R.id.dialpad); // This is null in landscape mode. 239 240 // In landscape we put the keyboard in phone mode. 241 // In portrait we prevent the soft keyboard to show since the 242 // dialpad acts as one already. 243 if (null == mDialpad) { 244 mDigits.setInputType(android.text.InputType.TYPE_CLASS_PHONE); 245 } else { 246 mDigits.setInputType(android.text.InputType.TYPE_NULL); 247 } 248 249 // Set up the "dialpad chooser" UI; see showDialpadChooser(). 250 mDialpadChooser = (ListView) findViewById(R.id.dialpadChooser); 251 mDialpadChooser.setOnItemClickListener(this); 252 253 if (!resolveIntent() && icicle != null) { 254 super.onRestoreInstanceState(icicle); 255 } 256 257 try { 258 mHaptic.init(this, r.getBoolean(R.bool.config_enable_dialer_key_vibration)); 259 } catch (Resources.NotFoundException nfe) { 260 Log.e(TAG, "Vibrate control bool missing.", nfe); 261 } 262 263 } 264 265 @Override 266 protected void onRestoreInstanceState(Bundle icicle) { 267 // Do nothing, state is restored in onCreate() if needed 268 } 269 270 protected void maybeAddNumberFormatting() { 271 mDigits.addTextChangedListener(new PhoneNumberFormattingTextWatcher()); 272 } 273 274 /** 275 * Overridden by subclasses to control the resource used by the content view. 276 */ 277 protected int getContentViewResource() { 278 return R.layout.twelve_key_dialer; 279 } 280 281 private boolean resolveIntent() { 282 boolean ignoreState = false; 283 284 // Find the proper intent 285 final Intent intent; 286 if (isChild()) { 287 intent = getParent().getIntent(); 288 ignoreState = intent.getBooleanExtra(DialtactsActivity.EXTRA_IGNORE_STATE, false); 289 } else { 290 intent = getIntent(); 291 } 292 // Log.i(TAG, "==> resolveIntent(): intent: " + intent); 293 294 // by default we are not adding a call. 295 mIsAddCallMode = false; 296 297 // By default we don't show the "dialpad chooser" UI. 298 boolean needToShowDialpadChooser = false; 299 300 // Resolve the intent 301 final String action = intent.getAction(); 302 if (Intent.ACTION_DIAL.equals(action) || Intent.ACTION_VIEW.equals(action)) { 303 // see if we are "adding a call" from the InCallScreen; false by default. 304 mIsAddCallMode = intent.getBooleanExtra(ADD_CALL_MODE_KEY, false); 305 306 Uri uri = intent.getData(); 307 if (uri != null) { 308 if ("tel".equals(uri.getScheme())) { 309 // Put the requested number into the input area 310 String data = uri.getSchemeSpecificPart(); 311 setFormattedDigits(data); 312 } else { 313 String type = intent.getType(); 314 if (People.CONTENT_ITEM_TYPE.equals(type) 315 || Phones.CONTENT_ITEM_TYPE.equals(type)) { 316 // Query the phone number 317 Cursor c = getContentResolver().query(intent.getData(), 318 new String[] {PhonesColumns.NUMBER}, null, null, null); 319 if (c != null) { 320 if (c.moveToFirst()) { 321 // Put the number into the input area 322 setFormattedDigits(c.getString(0)); 323 } 324 c.close(); 325 } 326 } 327 } 328 } else { 329 // ACTION_DIAL or ACTION_VIEW with no data. 330 // This behaves basically like ACTION_MAIN: If there's 331 // already an active call, bring up an intermediate UI to 332 // make the user confirm what they really want to do. 333 // Be sure *not* to show the dialpad chooser if this is an 334 // explicit "Add call" action, though. 335 if (!mIsAddCallMode && phoneIsInUse()) { 336 needToShowDialpadChooser = true; 337 } 338 } 339 } else if (Intent.ACTION_MAIN.equals(action)) { 340 // The MAIN action means we're bringing up a blank dialer 341 // (e.g. by selecting the Home shortcut, or tabbing over from 342 // Contacts or Call log.) 343 // 344 // At this point, IF there's already an active call, there's a 345 // good chance that the user got here accidentally (but really 346 // wanted the in-call dialpad instead). So we bring up an 347 // intermediate UI to make the user confirm what they really 348 // want to do. 349 if (phoneIsInUse()) { 350 // Log.i(TAG, "resolveIntent(): phone is in use; showing dialpad chooser!"); 351 needToShowDialpadChooser = true; 352 } 353 } 354 355 // Bring up the "dialpad chooser" IFF we need to make the user 356 // confirm which dialpad they really want. 357 showDialpadChooser(needToShowDialpadChooser); 358 359 return ignoreState; 360 } 361 362 protected void setFormattedDigits(String data) { 363 // strip the non-dialable numbers out of the data string. 364 String dialString = PhoneNumberUtils.extractNetworkPortion(data); 365 dialString = PhoneNumberUtils.formatNumber(dialString); 366 if (!TextUtils.isEmpty(dialString)) { 367 Editable digits = mDigits.getText(); 368 digits.replace(0, digits.length(), dialString); 369 // for some reason this isn't getting called in the digits.replace call above.. 370 // but in any case, this will make sure the background drawable looks right 371 afterTextChanged(digits); 372 } 373 } 374 375 @Override 376 protected void onNewIntent(Intent newIntent) { 377 setIntent(newIntent); 378 resolveIntent(); 379 } 380 381 @Override 382 protected void onPostCreate(Bundle savedInstanceState) { 383 super.onPostCreate(savedInstanceState); 384 385 // This can't be done in onCreate(), since the auto-restoring of the digits 386 // will play DTMF tones for all the old digits if it is when onRestoreSavedInstanceState() 387 // is called. This method will be called every time the activity is created, and 388 // will always happen after onRestoreSavedInstanceState(). 389 mDigits.addTextChangedListener(this); 390 } 391 392 private void setupKeypad() { 393 // Setup the listeners for the buttons 394 View view = findViewById(R.id.one); 395 view.setOnClickListener(this); 396 view.setOnLongClickListener(this); 397 398 findViewById(R.id.two).setOnClickListener(this); 399 findViewById(R.id.three).setOnClickListener(this); 400 findViewById(R.id.four).setOnClickListener(this); 401 findViewById(R.id.five).setOnClickListener(this); 402 findViewById(R.id.six).setOnClickListener(this); 403 findViewById(R.id.seven).setOnClickListener(this); 404 findViewById(R.id.eight).setOnClickListener(this); 405 findViewById(R.id.nine).setOnClickListener(this); 406 findViewById(R.id.star).setOnClickListener(this); 407 408 view = findViewById(R.id.zero); 409 view.setOnClickListener(this); 410 view.setOnLongClickListener(this); 411 412 findViewById(R.id.pound).setOnClickListener(this); 413 } 414 415 @Override 416 protected void onResume() { 417 super.onResume(); 418 419 // Query the last dialed number. Do it first because hitting 420 // the DB is 'slow'. This call is asynchronous. 421 queryLastOutgoingCall(); 422 423 // retrieve the DTMF tone play back setting. 424 mDTMFToneEnabled = Settings.System.getInt(getContentResolver(), 425 Settings.System.DTMF_TONE_WHEN_DIALING, 1) == 1; 426 427 // Retrieve the haptic feedback setting. 428 mHaptic.checkSystemSetting(); 429 430 // if the mToneGenerator creation fails, just continue without it. It is 431 // a local audio signal, and is not as important as the dtmf tone itself. 432 synchronized(mToneGeneratorLock) { 433 if (mToneGenerator == null) { 434 try { 435 // we want the user to be able to control the volume of the dial tones 436 // outside of a call, so we use the stream type that is also mapped to the 437 // volume control keys for this activity 438 mToneGenerator = new ToneGenerator(DIAL_TONE_STREAM_TYPE, TONE_RELATIVE_VOLUME); 439 setVolumeControlStream(DIAL_TONE_STREAM_TYPE); 440 } catch (RuntimeException e) { 441 Log.w(TAG, "Exception caught while creating local tone generator: " + e); 442 mToneGenerator = null; 443 } 444 } 445 } 446 447 Activity parent = getParent(); 448 // See if we were invoked with a DIAL intent. If we were, fill in the appropriate 449 // digits in the dialer field. 450 if (parent != null && parent instanceof DialtactsActivity) { 451 Uri dialUri = ((DialtactsActivity) parent).getAndClearDialUri(); 452 if (dialUri != null) { 453 resolveIntent(); 454 } 455 } 456 457 // While we're in the foreground, listen for phone state changes, 458 // purely so that we can take down the "dialpad chooser" if the 459 // phone becomes idle while the chooser UI is visible. 460 TelephonyManager telephonyManager = (TelephonyManager) getSystemService(TELEPHONY_SERVICE); 461 telephonyManager.listen(mPhoneStateListener, PhoneStateListener.LISTEN_CALL_STATE); 462 463 // Potentially show hint text in the mDigits field when the user 464 // hasn't typed any digits yet. (If there's already an active call, 465 // this hint text will remind the user that he's about to add a new 466 // call.) 467 // 468 // TODO: consider adding better UI for the case where *both* lines 469 // are currently in use. (Right now we let the user try to add 470 // another call, but that call is guaranteed to fail. Perhaps the 471 // entire dialer UI should be disabled instead.) 472 if (phoneIsInUse()) { 473 mDigits.setHint(R.string.dialerDialpadHintText); 474 } else { 475 // Common case; no hint necessary. 476 mDigits.setHint(null); 477 478 // Also, a sanity-check: the "dialpad chooser" UI should NEVER 479 // be visible if the phone is idle! 480 showDialpadChooser(false); 481 } 482 483 updateDialAndDeleteButtonEnabledState(); 484 } 485 486 @Override 487 public void onWindowFocusChanged(boolean hasFocus) { 488 if (hasFocus) { 489 // Hide soft keyboard, if visible (it's fugly over button dialer). 490 // The only known case where this will be true is when launching the dialer with 491 // ACTION_DIAL via a soft keyboard. we dismiss it here because we don't 492 // have a window token yet in onCreate / onNewIntent 493 InputMethodManager inputMethodManager = (InputMethodManager) 494 getSystemService(Context.INPUT_METHOD_SERVICE); 495 inputMethodManager.hideSoftInputFromWindow(mDigits.getWindowToken(), 0); 496 } 497 } 498 499 @Override 500 protected void onPause() { 501 super.onPause(); 502 503 // Stop listening for phone state changes. 504 TelephonyManager telephonyManager = (TelephonyManager) getSystemService(TELEPHONY_SERVICE); 505 telephonyManager.listen(mPhoneStateListener, PhoneStateListener.LISTEN_NONE); 506 507 synchronized(mToneGeneratorLock) { 508 if (mToneGenerator != null) { 509 mToneGenerator.release(); 510 mToneGenerator = null; 511 } 512 } 513 // TODO: I wonder if we should not check if the AsyncTask that 514 // lookup the last dialed number has completed. 515 mLastNumberDialed = EMPTY_NUMBER; // Since we are going to query again, free stale number. 516 } 517 518 @Override 519 public boolean onCreateOptionsMenu(Menu menu) { 520 mAddToContactMenuItem = menu.add(0, MENU_ADD_CONTACTS, 0, R.string.recentCalls_addToContact) 521 .setIcon(android.R.drawable.ic_menu_add); 522 m2SecPauseMenuItem = menu.add(0, MENU_2S_PAUSE, 0, R.string.add_2sec_pause) 523 .setIcon(R.drawable.ic_menu_2sec_pause); 524 mWaitMenuItem = menu.add(0, MENU_WAIT, 0, R.string.add_wait) 525 .setIcon(R.drawable.ic_menu_wait); 526 return true; 527 } 528 529 @Override 530 public boolean onPrepareOptionsMenu(Menu menu) { 531 // We never show a menu if the "choose dialpad" UI is up. 532 if (dialpadChooserVisible()) { 533 return false; 534 } 535 536 if (isDigitsEmpty()) { 537 mAddToContactMenuItem.setVisible(false); 538 m2SecPauseMenuItem.setVisible(false); 539 mWaitMenuItem.setVisible(false); 540 } else { 541 CharSequence digits = mDigits.getText(); 542 543 // Put the current digits string into an intent 544 Intent intent = new Intent(Intent.ACTION_INSERT_OR_EDIT); 545 intent.putExtra(Insert.PHONE, digits); 546 intent.setType(People.CONTENT_ITEM_TYPE); 547 mAddToContactMenuItem.setIntent(intent); 548 mAddToContactMenuItem.setVisible(true); 549 550 // Check out whether to show Pause & Wait option menu items 551 int selectionStart; 552 int selectionEnd; 553 String strDigits = digits.toString(); 554 555 selectionStart = mDigits.getSelectionStart(); 556 selectionEnd = mDigits.getSelectionEnd(); 557 558 if (selectionStart != -1) { 559 if (selectionStart > selectionEnd) { 560 // swap it as we want start to be less then end 561 int tmp = selectionStart; 562 selectionStart = selectionEnd; 563 selectionEnd = tmp; 564 } 565 566 if (selectionStart != 0) { 567 // Pause can be visible if cursor is not in the begining 568 m2SecPauseMenuItem.setVisible(true); 569 570 // For Wait to be visible set of condition to meet 571 mWaitMenuItem.setVisible(showWait(selectionStart, 572 selectionEnd, strDigits)); 573 } else { 574 // cursor in the beginning both pause and wait to be invisible 575 m2SecPauseMenuItem.setVisible(false); 576 mWaitMenuItem.setVisible(false); 577 } 578 } else { 579 // cursor is not selected so assume new digit is added to the end 580 int strLength = strDigits.length(); 581 mWaitMenuItem.setVisible(showWait(strLength, 582 strLength, strDigits)); 583 } 584 } 585 return true; 586 } 587 588 @Override 589 public boolean onKeyDown(int keyCode, KeyEvent event) { 590 switch (keyCode) { 591 case KeyEvent.KEYCODE_CALL: { 592 long callPressDiff = SystemClock.uptimeMillis() - event.getDownTime(); 593 if (callPressDiff >= ViewConfiguration.getLongPressTimeout()) { 594 // Launch voice dialer 595 Intent intent = new Intent(Intent.ACTION_VOICE_COMMAND); 596 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 597 try { 598 startActivity(intent); 599 } catch (ActivityNotFoundException e) { 600 } 601 } 602 return true; 603 } 604 case KeyEvent.KEYCODE_1: { 605 long timeDiff = SystemClock.uptimeMillis() - event.getDownTime(); 606 if (timeDiff >= ViewConfiguration.getLongPressTimeout()) { 607 // Long press detected, call voice mail 608 callVoicemail(); 609 } 610 return true; 611 } 612 } 613 return super.onKeyDown(keyCode, event); 614 } 615 616 @Override 617 public boolean onKeyUp(int keyCode, KeyEvent event) { 618 switch (keyCode) { 619 case KeyEvent.KEYCODE_CALL: { 620 // TODO: In dialButtonPressed we do some of these 621 // tests again. We should try to consolidate them in 622 // one place. 623 if (!phoneIsCdma() && mIsAddCallMode && isDigitsEmpty()) { 624 // For CDMA phones, we always call 625 // dialButtonPressed() because we may need to send 626 // an empty flash command to the network. 627 // Otherwise, if we are adding a call from the 628 // InCallScreen and the phone number entered is 629 // empty, we just close the dialer to expose the 630 // InCallScreen under it. 631 finish(); 632 } 633 634 // If we're CDMA, regardless of where we are adding a call from (either 635 // InCallScreen or Dialtacts), the user may need to send an empty 636 // flash command to the network. So let's call dialButtonPressed() regardless 637 // and dialButtonPressed will handle this functionality for us. 638 // otherwise, we place the call. 639 dialButtonPressed(); 640 return true; 641 } 642 } 643 return super.onKeyUp(keyCode, event); 644 } 645 646 private void keyPressed(int keyCode) { 647 mHaptic.vibrate(); 648 KeyEvent event = new KeyEvent(KeyEvent.ACTION_DOWN, keyCode); 649 mDigits.onKeyDown(keyCode, event); 650 } 651 652 public boolean onKey(View view, int keyCode, KeyEvent event) { 653 switch (view.getId()) { 654 case R.id.digits: 655 if (keyCode == KeyEvent.KEYCODE_ENTER) { 656 dialButtonPressed(); 657 return true; 658 } 659 break; 660 } 661 return false; 662 } 663 664 public void onClick(View view) { 665 switch (view.getId()) { 666 case R.id.one: { 667 playTone(ToneGenerator.TONE_DTMF_1); 668 keyPressed(KeyEvent.KEYCODE_1); 669 return; 670 } 671 case R.id.two: { 672 playTone(ToneGenerator.TONE_DTMF_2); 673 keyPressed(KeyEvent.KEYCODE_2); 674 return; 675 } 676 case R.id.three: { 677 playTone(ToneGenerator.TONE_DTMF_3); 678 keyPressed(KeyEvent.KEYCODE_3); 679 return; 680 } 681 case R.id.four: { 682 playTone(ToneGenerator.TONE_DTMF_4); 683 keyPressed(KeyEvent.KEYCODE_4); 684 return; 685 } 686 case R.id.five: { 687 playTone(ToneGenerator.TONE_DTMF_5); 688 keyPressed(KeyEvent.KEYCODE_5); 689 return; 690 } 691 case R.id.six: { 692 playTone(ToneGenerator.TONE_DTMF_6); 693 keyPressed(KeyEvent.KEYCODE_6); 694 return; 695 } 696 case R.id.seven: { 697 playTone(ToneGenerator.TONE_DTMF_7); 698 keyPressed(KeyEvent.KEYCODE_7); 699 return; 700 } 701 case R.id.eight: { 702 playTone(ToneGenerator.TONE_DTMF_8); 703 keyPressed(KeyEvent.KEYCODE_8); 704 return; 705 } 706 case R.id.nine: { 707 playTone(ToneGenerator.TONE_DTMF_9); 708 keyPressed(KeyEvent.KEYCODE_9); 709 return; 710 } 711 case R.id.zero: { 712 playTone(ToneGenerator.TONE_DTMF_0); 713 keyPressed(KeyEvent.KEYCODE_0); 714 return; 715 } 716 case R.id.pound: { 717 playTone(ToneGenerator.TONE_DTMF_P); 718 keyPressed(KeyEvent.KEYCODE_POUND); 719 return; 720 } 721 case R.id.star: { 722 playTone(ToneGenerator.TONE_DTMF_S); 723 keyPressed(KeyEvent.KEYCODE_STAR); 724 return; 725 } 726 case R.id.deleteButton: { 727 keyPressed(KeyEvent.KEYCODE_DEL); 728 return; 729 } 730 case R.id.dialButton: { 731 mHaptic.vibrate(); // Vibrate here too, just like we do for the regular keys 732 dialButtonPressed(); 733 return; 734 } 735 case R.id.voicemailButton: { 736 callVoicemail(); 737 mHaptic.vibrate(); 738 return; 739 } 740 case R.id.digits: { 741 if (!isDigitsEmpty()) { 742 mDigits.setCursorVisible(true); 743 } 744 return; 745 } 746 } 747 } 748 749 public boolean onLongClick(View view) { 750 final Editable digits = mDigits.getText(); 751 int id = view.getId(); 752 switch (id) { 753 case R.id.deleteButton: { 754 digits.clear(); 755 // TODO: The framework forgets to clear the pressed 756 // status of disabled button. Until this is fixed, 757 // clear manually the pressed status. b/2133127 758 mDelete.setPressed(false); 759 return true; 760 } 761 case R.id.one: { 762 if (isDigitsEmpty()) { 763 callVoicemail(); 764 return true; 765 } 766 return false; 767 } 768 case R.id.zero: { 769 keyPressed(KeyEvent.KEYCODE_PLUS); 770 return true; 771 } 772 } 773 return false; 774 } 775 776 void callVoicemail() { 777 StickyTabs.saveTab(this, getIntent()); 778 Intent intent = new Intent(Intent.ACTION_CALL_PRIVILEGED, 779 Uri.fromParts("voicemail", EMPTY_NUMBER, null)); 780 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 781 startActivity(intent); 782 mDigits.getText().clear(); 783 finish(); 784 } 785 786 void dialButtonPressed() { 787 final String number = mDigits.getText().toString(); 788 boolean sendEmptyFlash = false; 789 Intent intent = new Intent(Intent.ACTION_CALL_PRIVILEGED); 790 791 if (isDigitsEmpty()) { // There is no number entered. 792 if (phoneIsCdma() && phoneIsOffhook()) { 793 // On CDMA phones, if we're already on a call, pressing 794 // the Dial button without entering any digits means "send 795 // an empty flash." 796 intent.setData(Uri.fromParts("tel", EMPTY_NUMBER, null)); 797 intent.putExtra(EXTRA_SEND_EMPTY_FLASH, true); 798 sendEmptyFlash = true; 799 } else if (!TextUtils.isEmpty(mLastNumberDialed)) { 800 // Otherwise, pressing the Dial button without entering 801 // any digits means "recall the last number dialed". 802 mDigits.setText(mLastNumberDialed); 803 return; 804 } else { 805 // Rare case: there's no "last number dialed". There's 806 // nothing useful for the Dial button to do in this case. 807 playTone(ToneGenerator.TONE_PROP_NACK); 808 return; 809 } 810 } else { // There is a number. 811 intent.setData(Uri.fromParts("tel", number, null)); 812 } 813 814 StickyTabs.saveTab(this, getIntent()); 815 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 816 startActivity(intent); 817 mDigits.getText().clear(); 818 819 // Don't finish TwelveKeyDialer yet if we're sending a blank flash for CDMA. CDMA 820 // networks use Flash messages when special processing needs to be done, mainly for 821 // 3-way or call waiting scenarios. Presumably, here we're in a special 3-way scenario 822 // where the network needs a blank flash before being able to add the new participant. 823 // (This is not the case with all 3-way calls, just certain CDMA infrastructures.) 824 if (!sendEmptyFlash) { 825 finish(); 826 } 827 } 828 829 830 /** 831 * Plays the specified tone for TONE_LENGTH_MS milliseconds. 832 * 833 * The tone is played locally, using the audio stream for phone calls. 834 * Tones are played only if the "Audible touch tones" user preference 835 * is checked, and are NOT played if the device is in silent mode. 836 * 837 * @param tone a tone code from {@link ToneGenerator} 838 */ 839 void playTone(int tone) { 840 // if local tone playback is disabled, just return. 841 if (!mDTMFToneEnabled) { 842 return; 843 } 844 845 // Also do nothing if the phone is in silent mode. 846 // We need to re-check the ringer mode for *every* playTone() 847 // call, rather than keeping a local flag that's updated in 848 // onResume(), since it's possible to toggle silent mode without 849 // leaving the current activity (via the ENDCALL-longpress menu.) 850 AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE); 851 int ringerMode = audioManager.getRingerMode(); 852 if ((ringerMode == AudioManager.RINGER_MODE_SILENT) 853 || (ringerMode == AudioManager.RINGER_MODE_VIBRATE)) { 854 return; 855 } 856 857 synchronized(mToneGeneratorLock) { 858 if (mToneGenerator == null) { 859 Log.w(TAG, "playTone: mToneGenerator == null, tone: "+tone); 860 return; 861 } 862 863 // Start the new tone (will stop any playing tone) 864 mToneGenerator.startTone(tone, TONE_LENGTH_MS); 865 } 866 } 867 868 /** 869 * Brings up the "dialpad chooser" UI in place of the usual Dialer 870 * elements (the textfield/button and the dialpad underneath). 871 * 872 * We show this UI if the user brings up the Dialer while a call is 873 * already in progress, since there's a good chance we got here 874 * accidentally (and the user really wanted the in-call dialpad instead). 875 * So in this situation we display an intermediate UI that lets the user 876 * explicitly choose between the in-call dialpad ("Use touch tone 877 * keypad") and the regular Dialer ("Add call"). (Or, the option "Return 878 * to call in progress" just goes back to the in-call UI with no dialpad 879 * at all.) 880 * 881 * @param enabled If true, show the "dialpad chooser" instead 882 * of the regular Dialer UI 883 */ 884 private void showDialpadChooser(boolean enabled) { 885 if (enabled) { 886 // Log.i(TAG, "Showing dialpad chooser!"); 887 mDigits.setVisibility(View.GONE); 888 if (mDialpad != null) mDialpad.setVisibility(View.GONE); 889 mVoicemailDialAndDeleteRow.setVisibility(View.GONE); 890 mDialpadChooser.setVisibility(View.VISIBLE); 891 892 // Instantiate the DialpadChooserAdapter and hook it up to the 893 // ListView. We do this only once. 894 if (mDialpadChooserAdapter == null) { 895 mDialpadChooserAdapter = new DialpadChooserAdapter(this); 896 mDialpadChooser.setAdapter(mDialpadChooserAdapter); 897 } 898 } else { 899 // Log.i(TAG, "Displaying normal Dialer UI."); 900 mDigits.setVisibility(View.VISIBLE); 901 if (mDialpad != null) mDialpad.setVisibility(View.VISIBLE); 902 mVoicemailDialAndDeleteRow.setVisibility(View.VISIBLE); 903 mDialpadChooser.setVisibility(View.GONE); 904 } 905 } 906 907 /** 908 * @return true if we're currently showing the "dialpad chooser" UI. 909 */ 910 private boolean dialpadChooserVisible() { 911 return mDialpadChooser.getVisibility() == View.VISIBLE; 912 } 913 914 /** 915 * Simple list adapter, binding to an icon + text label 916 * for each item in the "dialpad chooser" list. 917 */ 918 private static class DialpadChooserAdapter extends BaseAdapter { 919 private LayoutInflater mInflater; 920 921 // Simple struct for a single "choice" item. 922 static class ChoiceItem { 923 String text; 924 Bitmap icon; 925 int id; 926 927 public ChoiceItem(String s, Bitmap b, int i) { 928 text = s; 929 icon = b; 930 id = i; 931 } 932 } 933 934 // IDs for the possible "choices": 935 static final int DIALPAD_CHOICE_USE_DTMF_DIALPAD = 101; 936 static final int DIALPAD_CHOICE_RETURN_TO_CALL = 102; 937 static final int DIALPAD_CHOICE_ADD_NEW_CALL = 103; 938 939 private static final int NUM_ITEMS = 3; 940 private ChoiceItem mChoiceItems[] = new ChoiceItem[NUM_ITEMS]; 941 942 public DialpadChooserAdapter(Context context) { 943 // Cache the LayoutInflate to avoid asking for a new one each time. 944 mInflater = LayoutInflater.from(context); 945 946 // Initialize the possible choices. 947 // TODO: could this be specified entirely in XML? 948 949 // - "Use touch tone keypad" 950 mChoiceItems[0] = new ChoiceItem( 951 context.getString(R.string.dialer_useDtmfDialpad), 952 BitmapFactory.decodeResource(context.getResources(), 953 R.drawable.ic_dialer_fork_tt_keypad), 954 DIALPAD_CHOICE_USE_DTMF_DIALPAD); 955 956 // - "Return to call in progress" 957 mChoiceItems[1] = new ChoiceItem( 958 context.getString(R.string.dialer_returnToInCallScreen), 959 BitmapFactory.decodeResource(context.getResources(), 960 R.drawable.ic_dialer_fork_current_call), 961 DIALPAD_CHOICE_RETURN_TO_CALL); 962 963 // - "Add call" 964 mChoiceItems[2] = new ChoiceItem( 965 context.getString(R.string.dialer_addAnotherCall), 966 BitmapFactory.decodeResource(context.getResources(), 967 R.drawable.ic_dialer_fork_add_call), 968 DIALPAD_CHOICE_ADD_NEW_CALL); 969 } 970 971 public int getCount() { 972 return NUM_ITEMS; 973 } 974 975 /** 976 * Return the ChoiceItem for a given position. 977 */ 978 public Object getItem(int position) { 979 return mChoiceItems[position]; 980 } 981 982 /** 983 * Return a unique ID for each possible choice. 984 */ 985 public long getItemId(int position) { 986 return position; 987 } 988 989 /** 990 * Make a view for each row. 991 */ 992 public View getView(int position, View convertView, ViewGroup parent) { 993 // When convertView is non-null, we can reuse it (there's no need 994 // to reinflate it.) 995 if (convertView == null) { 996 convertView = mInflater.inflate(R.layout.dialpad_chooser_list_item, null); 997 } 998 999 TextView text = (TextView) convertView.findViewById(R.id.text); 1000 text.setText(mChoiceItems[position].text); 1001 1002 ImageView icon = (ImageView) convertView.findViewById(R.id.icon); 1003 icon.setImageBitmap(mChoiceItems[position].icon); 1004 1005 return convertView; 1006 } 1007 } 1008 1009 /** 1010 * Handle clicks from the dialpad chooser. 1011 */ 1012 public void onItemClick(AdapterView parent, View v, int position, long id) { 1013 DialpadChooserAdapter.ChoiceItem item = 1014 (DialpadChooserAdapter.ChoiceItem) parent.getItemAtPosition(position); 1015 int itemId = item.id; 1016 switch (itemId) { 1017 case DialpadChooserAdapter.DIALPAD_CHOICE_USE_DTMF_DIALPAD: 1018 // Log.i(TAG, "DIALPAD_CHOICE_USE_DTMF_DIALPAD"); 1019 // Fire off an intent to go back to the in-call UI 1020 // with the dialpad visible. 1021 returnToInCallScreen(true); 1022 break; 1023 1024 case DialpadChooserAdapter.DIALPAD_CHOICE_RETURN_TO_CALL: 1025 // Log.i(TAG, "DIALPAD_CHOICE_RETURN_TO_CALL"); 1026 // Fire off an intent to go back to the in-call UI 1027 // (with the dialpad hidden). 1028 returnToInCallScreen(false); 1029 break; 1030 1031 case DialpadChooserAdapter.DIALPAD_CHOICE_ADD_NEW_CALL: 1032 // Log.i(TAG, "DIALPAD_CHOICE_ADD_NEW_CALL"); 1033 // Ok, guess the user really did want to be here (in the 1034 // regular Dialer) after all. Bring back the normal Dialer UI. 1035 showDialpadChooser(false); 1036 break; 1037 1038 default: 1039 Log.w(TAG, "onItemClick: unexpected itemId: " + itemId); 1040 break; 1041 } 1042 } 1043 1044 /** 1045 * Returns to the in-call UI (where there's presumably a call in 1046 * progress) in response to the user selecting "use touch tone keypad" 1047 * or "return to call" from the dialpad chooser. 1048 */ 1049 private void returnToInCallScreen(boolean showDialpad) { 1050 try { 1051 ITelephony phone = ITelephony.Stub.asInterface(ServiceManager.checkService("phone")); 1052 if (phone != null) phone.showCallScreenWithDialpad(showDialpad); 1053 } catch (RemoteException e) { 1054 Log.w(TAG, "phone.showCallScreenWithDialpad() failed", e); 1055 } 1056 1057 // Finally, finish() ourselves so that we don't stay on the 1058 // activity stack. 1059 // Note that we do this whether or not the showCallScreenWithDialpad() 1060 // call above had any effect or not! (That call is a no-op if the 1061 // phone is idle, which can happen if the current call ends while 1062 // the dialpad chooser is up. In this case we can't show the 1063 // InCallScreen, and there's no point staying here in the Dialer, 1064 // so we just take the user back where he came from...) 1065 finish(); 1066 } 1067 1068 /** 1069 * @return true if the phone is "in use", meaning that at least one line 1070 * is active (ie. off hook or ringing or dialing). 1071 */ 1072 private boolean phoneIsInUse() { 1073 boolean phoneInUse = false; 1074 try { 1075 ITelephony phone = ITelephony.Stub.asInterface(ServiceManager.checkService("phone")); 1076 if (phone != null) phoneInUse = !phone.isIdle(); 1077 } catch (RemoteException e) { 1078 Log.w(TAG, "phone.isIdle() failed", e); 1079 } 1080 return phoneInUse; 1081 } 1082 1083 /** 1084 * @return true if the phone is a CDMA phone type 1085 */ 1086 private boolean phoneIsCdma() { 1087 boolean isCdma = false; 1088 try { 1089 ITelephony phone = ITelephony.Stub.asInterface(ServiceManager.checkService("phone")); 1090 if (phone != null) { 1091 isCdma = (phone.getActivePhoneType() == TelephonyManager.PHONE_TYPE_CDMA); 1092 } 1093 } catch (RemoteException e) { 1094 Log.w(TAG, "phone.getActivePhoneType() failed", e); 1095 } 1096 return isCdma; 1097 } 1098 1099 /** 1100 * @return true if the phone state is OFFHOOK 1101 */ 1102 private boolean phoneIsOffhook() { 1103 boolean phoneOffhook = false; 1104 try { 1105 ITelephony phone = ITelephony.Stub.asInterface(ServiceManager.checkService("phone")); 1106 if (phone != null) phoneOffhook = phone.isOffhook(); 1107 } catch (RemoteException e) { 1108 Log.w(TAG, "phone.isOffhook() failed", e); 1109 } 1110 return phoneOffhook; 1111 } 1112 1113 1114 /** 1115 * Returns true whenever any one of the options from the menu is selected. 1116 * Code changes to support dialpad options 1117 */ 1118 @Override 1119 public boolean onOptionsItemSelected(MenuItem item) { 1120 switch (item.getItemId()) { 1121 case MENU_2S_PAUSE: 1122 updateDialString(","); 1123 return true; 1124 case MENU_WAIT: 1125 updateDialString(";"); 1126 return true; 1127 } 1128 return false; 1129 } 1130 1131 /** 1132 * Updates the dial string (mDigits) after inserting a Pause character (,) 1133 * or Wait character (;). 1134 */ 1135 private void updateDialString(String newDigits) { 1136 int selectionStart; 1137 int selectionEnd; 1138 1139 // SpannableStringBuilder editable_text = new SpannableStringBuilder(mDigits.getText()); 1140 int anchor = mDigits.getSelectionStart(); 1141 int point = mDigits.getSelectionEnd(); 1142 1143 selectionStart = Math.min(anchor, point); 1144 selectionEnd = Math.max(anchor, point); 1145 1146 Editable digits = mDigits.getText(); 1147 if (selectionStart != -1 ) { 1148 if (selectionStart == selectionEnd) { 1149 // then there is no selection. So insert the pause at this 1150 // position and update the mDigits. 1151 digits.replace(selectionStart, selectionStart, newDigits); 1152 } else { 1153 digits.replace(selectionStart, selectionEnd, newDigits); 1154 // Unselect: back to a regular cursor, just pass the character inserted. 1155 mDigits.setSelection(selectionStart + 1); 1156 } 1157 } else { 1158 int len = mDigits.length(); 1159 digits.replace(len, len, newDigits); 1160 } 1161 } 1162 1163 /** 1164 * Update the enabledness of the "Dial" and "Backspace" buttons if applicable. 1165 */ 1166 private void updateDialAndDeleteButtonEnabledState() { 1167 final boolean digitsNotEmpty = !isDigitsEmpty(); 1168 1169 if (mDialButton != null) { 1170 // On CDMA phones, if we're already on a call, we *always* 1171 // enable the Dial button (since you can press it without 1172 // entering any digits to send an empty flash.) 1173 if (phoneIsCdma() && phoneIsOffhook()) { 1174 mDialButton.setEnabled(true); 1175 } else { 1176 // Common case: GSM, or CDMA but not on a call. 1177 // Enable the Dial button if some digits have 1178 // been entered, or if there is a last dialed number 1179 // that could be redialed. 1180 mDialButton.setEnabled(digitsNotEmpty || 1181 !TextUtils.isEmpty(mLastNumberDialed)); 1182 } 1183 } 1184 mDelete.setEnabled(digitsNotEmpty); 1185 } 1186 1187 1188 /** 1189 * Check if voicemail is enabled/accessible. 1190 */ 1191 private void initVoicemailButton() { 1192 boolean hasVoicemail = false; 1193 try { 1194 hasVoicemail = TelephonyManager.getDefault().getVoiceMailNumber() != null; 1195 } catch (SecurityException se) { 1196 // Possibly no READ_PHONE_STATE privilege. 1197 } 1198 1199 mVoicemailButton = mVoicemailDialAndDeleteRow.findViewById(R.id.voicemailButton); 1200 if (hasVoicemail) { 1201 mVoicemailButton.setOnClickListener(this); 1202 } else { 1203 mVoicemailButton.setEnabled(false); 1204 } 1205 } 1206 1207 /** 1208 * This function return true if Wait menu item can be shown 1209 * otherwise returns false. Assumes the passed string is non-empty 1210 * and the 0th index check is not required. 1211 */ 1212 private boolean showWait(int start, int end, String digits) { 1213 if (start == end) { 1214 // visible false in this case 1215 if (start > digits.length()) return false; 1216 1217 // preceding char is ';', so visible should be false 1218 if (digits.charAt(start-1) == ';') return false; 1219 1220 // next char is ';', so visible should be false 1221 if ((digits.length() > start) && (digits.charAt(start) == ';')) return false; 1222 } else { 1223 // visible false in this case 1224 if (start > digits.length() || end > digits.length()) return false; 1225 1226 // In this case we need to just check for ';' preceding to start 1227 // or next to end 1228 if (digits.charAt(start-1) == ';') return false; 1229 } 1230 return true; 1231 } 1232 1233 /** 1234 * @return true if the widget with the phone number digits is empty. 1235 */ 1236 private boolean isDigitsEmpty() { 1237 return mDigits.length() == 0; 1238 } 1239 1240 /** 1241 * Starts the asyn query to get the last dialed/outgoing 1242 * number. When the background query finishes, mLastNumberDialed 1243 * is set to the last dialed number or an empty string if none 1244 * exists yet. 1245 */ 1246 private void queryLastOutgoingCall() { 1247 mLastNumberDialed = EMPTY_NUMBER; 1248 CallLogAsync.GetLastOutgoingCallArgs lastCallArgs = 1249 new CallLogAsync.GetLastOutgoingCallArgs( 1250 this, 1251 new CallLogAsync.OnLastOutgoingCallComplete() { 1252 public void lastOutgoingCall(String number) { 1253 // TODO: Filter out emergency numbers if 1254 // the carrier does not want redial for 1255 // these. 1256 mLastNumberDialed = number; 1257 updateDialAndDeleteButtonEnabledState(); 1258 } 1259 }); 1260 mCallLog.getLastOutgoingCall(lastCallArgs); 1261 } 1262 1263 @Override 1264 public void startSearch(String initialQuery, boolean selectInitialQuery, Bundle appSearchData, 1265 boolean globalSearch) { 1266 if (globalSearch) { 1267 super.startSearch(initialQuery, selectInitialQuery, appSearchData, globalSearch); 1268 } else { 1269 ContactsSearchManager.startSearch(this, initialQuery); 1270 } 1271 } 1272 } 1273