1 2 /* 3 * Copyright (C) 2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package com.android.launcher2; 19 20 import android.accounts.Account; 21 import android.accounts.AccountManager; 22 import android.animation.Animator; 23 import android.animation.AnimatorListenerAdapter; 24 import android.animation.AnimatorSet; 25 import android.animation.ObjectAnimator; 26 import android.animation.PropertyValuesHolder; 27 import android.animation.ValueAnimator; 28 import android.animation.ValueAnimator.AnimatorUpdateListener; 29 import android.app.Activity; 30 import android.app.ActivityManager; 31 import android.app.ActivityOptions; 32 import android.app.SearchManager; 33 import android.appwidget.AppWidgetHostView; 34 import android.appwidget.AppWidgetManager; 35 import android.appwidget.AppWidgetProviderInfo; 36 import android.content.ActivityNotFoundException; 37 import android.content.BroadcastReceiver; 38 import android.content.ComponentCallbacks2; 39 import android.content.ComponentName; 40 import android.content.ContentResolver; 41 import android.content.Context; 42 import android.content.Intent; 43 import android.content.IntentFilter; 44 import android.content.SharedPreferences; 45 import android.content.pm.ActivityInfo; 46 import android.content.pm.PackageManager; 47 import android.content.pm.PackageManager.NameNotFoundException; 48 import android.content.res.Configuration; 49 import android.content.res.Resources; 50 import android.database.ContentObserver; 51 import android.graphics.Bitmap; 52 import android.graphics.Canvas; 53 import android.graphics.PorterDuff; 54 import android.graphics.Rect; 55 import android.graphics.drawable.Drawable; 56 import android.net.Uri; 57 import android.os.AsyncTask; 58 import android.os.Bundle; 59 import android.os.Environment; 60 import android.os.Handler; 61 import android.os.Message; 62 import android.os.StrictMode; 63 import android.os.SystemClock; 64 import android.provider.Settings; 65 import android.speech.RecognizerIntent; 66 import android.text.Selection; 67 import android.text.SpannableStringBuilder; 68 import android.text.TextUtils; 69 import android.text.method.TextKeyListener; 70 import android.util.Log; 71 import android.view.Display; 72 import android.view.HapticFeedbackConstants; 73 import android.view.KeyEvent; 74 import android.view.LayoutInflater; 75 import android.view.Menu; 76 import android.view.MenuItem; 77 import android.view.MotionEvent; 78 import android.view.Surface; 79 import android.view.View; 80 import android.view.View.OnLongClickListener; 81 import android.view.ViewGroup; 82 import android.view.ViewTreeObserver; 83 import android.view.ViewTreeObserver.OnGlobalLayoutListener; 84 import android.view.WindowManager; 85 import android.view.accessibility.AccessibilityEvent; 86 import android.view.animation.AccelerateDecelerateInterpolator; 87 import android.view.animation.AccelerateInterpolator; 88 import android.view.animation.DecelerateInterpolator; 89 import android.view.inputmethod.InputMethodManager; 90 import android.widget.Advanceable; 91 import android.widget.ImageView; 92 import android.widget.TextView; 93 import android.widget.Toast; 94 95 import com.android.common.Search; 96 import com.android.launcher.R; 97 import com.android.launcher2.DropTarget.DragObject; 98 99 import java.io.DataInputStream; 100 import java.io.DataOutputStream; 101 import java.io.FileDescriptor; 102 import java.io.FileInputStream; 103 import java.io.FileNotFoundException; 104 import java.io.IOException; 105 import java.io.PrintWriter; 106 import java.util.ArrayList; 107 import java.util.Collection; 108 import java.util.Collections; 109 import java.util.Comparator; 110 import java.util.HashMap; 111 import java.util.HashSet; 112 import java.util.List; 113 import java.util.Set; 114 115 /** 116 * Default launcher application. 117 */ 118 public final class Launcher extends Activity 119 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 120 View.OnTouchListener { 121 static final String TAG = "Launcher"; 122 static final boolean LOGD = false; 123 124 static final boolean PROFILE_STARTUP = false; 125 static final boolean DEBUG_WIDGETS = false; 126 static final boolean DEBUG_STRICT_MODE = false; 127 128 private static final int MENU_GROUP_WALLPAPER = 1; 129 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 130 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 131 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 132 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 133 134 private static final int REQUEST_CREATE_SHORTCUT = 1; 135 private static final int REQUEST_CREATE_APPWIDGET = 5; 136 private static final int REQUEST_PICK_APPLICATION = 6; 137 private static final int REQUEST_PICK_SHORTCUT = 7; 138 private static final int REQUEST_PICK_APPWIDGET = 9; 139 private static final int REQUEST_PICK_WALLPAPER = 10; 140 141 private static final int REQUEST_BIND_APPWIDGET = 11; 142 143 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 144 145 static final int SCREEN_COUNT = 5; 146 static final int DEFAULT_SCREEN = 2; 147 148 private static final String PREFERENCES = "launcher.preferences"; 149 static final String FORCE_ENABLE_ROTATION_PROPERTY = "debug.force_enable_rotation"; 150 static final String DUMP_STATE_PROPERTY = "debug.dumpstate"; 151 152 // The Intent extra that defines whether to ignore the launch animation 153 static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION = 154 "com.android.launcher.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION"; 155 156 // Type: int 157 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 158 // Type: int 159 private static final String RUNTIME_STATE = "launcher.state"; 160 // Type: int 161 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 162 // Type: int 163 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 164 // Type: int 165 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 166 // Type: int 167 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 168 // Type: boolean 169 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 170 // Type: long 171 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 172 // Type: int 173 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x"; 174 // Type: int 175 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y"; 176 // Type: parcelable 177 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info"; 178 179 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 180 private static final String TOOLBAR_SEARCH_ICON_METADATA_NAME = 181 "com.android.launcher.toolbar_search_icon"; 182 private static final String TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME = 183 "com.android.launcher.toolbar_voice_search_icon"; 184 185 /** The different states that Launcher can be in. */ 186 private enum State { NONE, WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 187 private State mState = State.WORKSPACE; 188 private AnimatorSet mStateAnimation; 189 private AnimatorSet mDividerAnimator; 190 191 static final int APPWIDGET_HOST_ID = 1024; 192 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 193 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 194 private static final int SHOW_CLING_DURATION = 550; 195 private static final int DISMISS_CLING_DURATION = 250; 196 197 private static final Object sLock = new Object(); 198 private static int sScreen = DEFAULT_SCREEN; 199 200 // How long to wait before the new-shortcut animation automatically pans the workspace 201 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 10; 202 203 private final BroadcastReceiver mCloseSystemDialogsReceiver 204 = new CloseSystemDialogsIntentReceiver(); 205 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 206 207 private LayoutInflater mInflater; 208 209 private Workspace mWorkspace; 210 private View mQsbDivider; 211 private View mDockDivider; 212 private DragLayer mDragLayer; 213 private DragController mDragController; 214 215 private AppWidgetManager mAppWidgetManager; 216 private LauncherAppWidgetHost mAppWidgetHost; 217 218 private ItemInfo mPendingAddInfo = new ItemInfo(); 219 private AppWidgetProviderInfo mPendingAddWidgetInfo; 220 221 private int[] mTmpAddItemCellCoordinates = new int[2]; 222 223 private FolderInfo mFolderInfo; 224 225 private Hotseat mHotseat; 226 private View mAllAppsButton; 227 228 private SearchDropTargetBar mSearchDropTargetBar; 229 private AppsCustomizeTabHost mAppsCustomizeTabHost; 230 private AppsCustomizePagedView mAppsCustomizeContent; 231 private boolean mAutoAdvanceRunning = false; 232 233 private Bundle mSavedState; 234 // We set the state in both onCreate and then onNewIntent in some cases, which causes both 235 // scroll issues (because the workspace may not have been measured yet) and extra work. 236 // Instead, just save the state that we need to restore Launcher to, and commit it in onResume. 237 private State mOnResumeState = State.NONE; 238 239 private SpannableStringBuilder mDefaultKeySsb = null; 240 241 private boolean mWorkspaceLoading = true; 242 243 private boolean mPaused = true; 244 private boolean mRestoring; 245 private boolean mWaitingForResult; 246 private boolean mOnResumeNeedsLoad; 247 248 // Keep track of whether the user has left launcher 249 private static boolean sPausedFromUserAction = false; 250 251 private Bundle mSavedInstanceState; 252 253 private LauncherModel mModel; 254 private IconCache mIconCache; 255 private boolean mUserPresent = true; 256 private boolean mVisible = false; 257 private boolean mAttached = false; 258 259 private static LocaleConfiguration sLocaleConfiguration = null; 260 261 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 262 263 private Intent mAppMarketIntent = null; 264 265 // Related to the auto-advancing of widgets 266 private final int ADVANCE_MSG = 1; 267 private final int mAdvanceInterval = 20000; 268 private final int mAdvanceStagger = 250; 269 private long mAutoAdvanceSentTime; 270 private long mAutoAdvanceTimeLeft = -1; 271 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 272 new HashMap<View, AppWidgetProviderInfo>(); 273 274 // Determines how long to wait after a rotation before restoring the screen orientation to 275 // match the sensor state. 276 private final int mRestoreScreenOrientationDelay = 500; 277 278 // External icons saved in case of resource changes, orientation, etc. 279 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 280 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 281 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 282 283 private final ArrayList<Integer> mSynchronouslyBoundPages = new ArrayList<Integer>(); 284 285 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 286 287 // We only want to get the SharedPreferences once since it does an FS stat each time we get 288 // it from the context. 289 private SharedPreferences mSharedPrefs; 290 291 // Holds the page that we need to animate to, and the icon views that we need to animate up 292 // when we scroll to that page on resume. 293 private int mNewShortcutAnimatePage = -1; 294 private ArrayList<View> mNewShortcutAnimateViews = new ArrayList<View>(); 295 private ImageView mFolderIconImageView; 296 private Bitmap mFolderIconBitmap; 297 private Canvas mFolderIconCanvas; 298 private Rect mRectForFolderAnimation = new Rect(); 299 300 private BubbleTextView mWaitingForResume; 301 302 private HideFromAccessibilityHelper mHideFromAccessibilityHelper 303 = new HideFromAccessibilityHelper(); 304 305 private Runnable mBuildLayersRunnable = new Runnable() { 306 public void run() { 307 if (mWorkspace != null) { 308 mWorkspace.buildPageHardwareLayers(); 309 } 310 } 311 }; 312 313 private static ArrayList<PendingAddArguments> sPendingAddList 314 = new ArrayList<PendingAddArguments>(); 315 316 private static class PendingAddArguments { 317 int requestCode; 318 Intent intent; 319 long container; 320 int screen; 321 int cellX; 322 int cellY; 323 } 324 325 326 private boolean doesFileExist(String filename) { 327 FileInputStream fis = null; 328 try { 329 fis = openFileInput(filename); 330 fis.close(); 331 return true; 332 } catch (java.io.FileNotFoundException e) { 333 return false; 334 } catch (java.io.IOException e) { 335 return true; 336 } 337 } 338 339 @Override 340 protected void onCreate(Bundle savedInstanceState) { 341 if (DEBUG_STRICT_MODE) { 342 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 343 .detectDiskReads() 344 .detectDiskWrites() 345 .detectNetwork() // or .detectAll() for all detectable problems 346 .penaltyLog() 347 .build()); 348 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() 349 .detectLeakedSqlLiteObjects() 350 .detectLeakedClosableObjects() 351 .penaltyLog() 352 .penaltyDeath() 353 .build()); 354 } 355 356 super.onCreate(savedInstanceState); 357 LauncherApplication app = ((LauncherApplication)getApplication()); 358 mSharedPrefs = getSharedPreferences(LauncherApplication.getSharedPreferencesKey(), 359 Context.MODE_PRIVATE); 360 mModel = app.setLauncher(this); 361 mIconCache = app.getIconCache(); 362 mDragController = new DragController(this); 363 mInflater = getLayoutInflater(); 364 365 mAppWidgetManager = AppWidgetManager.getInstance(this); 366 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 367 mAppWidgetHost.startListening(); 368 369 // If we are getting an onCreate, we can actually preempt onResume and unset mPaused here, 370 // this also ensures that any synchronous binding below doesn't re-trigger another 371 // LauncherModel load. 372 mPaused = false; 373 374 if (PROFILE_STARTUP) { 375 android.os.Debug.startMethodTracing( 376 Environment.getExternalStorageDirectory() + "/launcher"); 377 } 378 379 checkForLocaleChange(); 380 setContentView(R.layout.launcher); 381 setupViews(); 382 showFirstRunWorkspaceCling(); 383 384 registerContentObservers(); 385 386 lockAllApps(); 387 388 mSavedState = savedInstanceState; 389 restoreState(mSavedState); 390 391 // Update customization drawer _after_ restoring the states 392 if (mAppsCustomizeContent != null) { 393 mAppsCustomizeContent.onPackagesUpdated(); 394 } 395 396 if (PROFILE_STARTUP) { 397 android.os.Debug.stopMethodTracing(); 398 } 399 400 if (!mRestoring) { 401 if (sPausedFromUserAction) { 402 // If the user leaves launcher, then we should just load items asynchronously when 403 // they return. 404 mModel.startLoader(true, -1); 405 } else { 406 // We only load the page synchronously if the user rotates (or triggers a 407 // configuration change) while launcher is in the foreground 408 mModel.startLoader(true, mWorkspace.getCurrentPage()); 409 } 410 } 411 412 if (!mModel.isAllAppsLoaded()) { 413 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 414 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 415 } 416 417 // For handling default keys 418 mDefaultKeySsb = new SpannableStringBuilder(); 419 Selection.setSelection(mDefaultKeySsb, 0); 420 421 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 422 registerReceiver(mCloseSystemDialogsReceiver, filter); 423 424 updateGlobalIcons(); 425 426 // On large interfaces, we want the screen to auto-rotate based on the current orientation 427 unlockScreenOrientation(true); 428 } 429 430 protected void onUserLeaveHint() { 431 super.onUserLeaveHint(); 432 sPausedFromUserAction = true; 433 } 434 435 private void updateGlobalIcons() { 436 boolean searchVisible = false; 437 boolean voiceVisible = false; 438 // If we have a saved version of these external icons, we load them up immediately 439 int coi = getCurrentOrientationIndexForGlobalIcons(); 440 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 441 sAppMarketIcon[coi] == null) { 442 updateAppMarketIcon(); 443 searchVisible = updateGlobalSearchIcon(); 444 voiceVisible = updateVoiceSearchIcon(searchVisible); 445 } 446 if (sGlobalSearchIcon[coi] != null) { 447 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 448 searchVisible = true; 449 } 450 if (sVoiceSearchIcon[coi] != null) { 451 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 452 voiceVisible = true; 453 } 454 if (sAppMarketIcon[coi] != null) { 455 updateAppMarketIcon(sAppMarketIcon[coi]); 456 } 457 if (mSearchDropTargetBar != null) { 458 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 459 } 460 } 461 462 private void checkForLocaleChange() { 463 if (sLocaleConfiguration == null) { 464 new AsyncTask<Void, Void, LocaleConfiguration>() { 465 @Override 466 protected LocaleConfiguration doInBackground(Void... unused) { 467 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 468 readConfiguration(Launcher.this, localeConfiguration); 469 return localeConfiguration; 470 } 471 472 @Override 473 protected void onPostExecute(LocaleConfiguration result) { 474 sLocaleConfiguration = result; 475 checkForLocaleChange(); // recursive, but now with a locale configuration 476 } 477 }.execute(); 478 return; 479 } 480 481 final Configuration configuration = getResources().getConfiguration(); 482 483 final String previousLocale = sLocaleConfiguration.locale; 484 final String locale = configuration.locale.toString(); 485 486 final int previousMcc = sLocaleConfiguration.mcc; 487 final int mcc = configuration.mcc; 488 489 final int previousMnc = sLocaleConfiguration.mnc; 490 final int mnc = configuration.mnc; 491 492 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 493 494 if (localeChanged) { 495 sLocaleConfiguration.locale = locale; 496 sLocaleConfiguration.mcc = mcc; 497 sLocaleConfiguration.mnc = mnc; 498 499 mIconCache.flush(); 500 501 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 502 new Thread("WriteLocaleConfiguration") { 503 @Override 504 public void run() { 505 writeConfiguration(Launcher.this, localeConfiguration); 506 } 507 }.start(); 508 } 509 } 510 511 private static class LocaleConfiguration { 512 public String locale; 513 public int mcc = -1; 514 public int mnc = -1; 515 } 516 517 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 518 DataInputStream in = null; 519 try { 520 in = new DataInputStream(context.openFileInput(PREFERENCES)); 521 configuration.locale = in.readUTF(); 522 configuration.mcc = in.readInt(); 523 configuration.mnc = in.readInt(); 524 } catch (FileNotFoundException e) { 525 // Ignore 526 } catch (IOException e) { 527 // Ignore 528 } finally { 529 if (in != null) { 530 try { 531 in.close(); 532 } catch (IOException e) { 533 // Ignore 534 } 535 } 536 } 537 } 538 539 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 540 DataOutputStream out = null; 541 try { 542 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 543 out.writeUTF(configuration.locale); 544 out.writeInt(configuration.mcc); 545 out.writeInt(configuration.mnc); 546 out.flush(); 547 } catch (FileNotFoundException e) { 548 // Ignore 549 } catch (IOException e) { 550 //noinspection ResultOfMethodCallIgnored 551 context.getFileStreamPath(PREFERENCES).delete(); 552 } finally { 553 if (out != null) { 554 try { 555 out.close(); 556 } catch (IOException e) { 557 // Ignore 558 } 559 } 560 } 561 } 562 563 public DragLayer getDragLayer() { 564 return mDragLayer; 565 } 566 567 boolean isDraggingEnabled() { 568 // We prevent dragging when we are loading the workspace as it is possible to pick up a view 569 // that is subsequently removed from the workspace in startBinding(). 570 return !mModel.isLoadingWorkspace(); 571 } 572 573 static int getScreen() { 574 synchronized (sLock) { 575 return sScreen; 576 } 577 } 578 579 static void setScreen(int screen) { 580 synchronized (sLock) { 581 sScreen = screen; 582 } 583 } 584 585 /** 586 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 587 * a configuration step, this allows the proper animations to run after other transitions. 588 */ 589 private boolean completeAdd(PendingAddArguments args) { 590 boolean result = false; 591 switch (args.requestCode) { 592 case REQUEST_PICK_APPLICATION: 593 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 594 args.cellY); 595 break; 596 case REQUEST_PICK_SHORTCUT: 597 processShortcut(args.intent); 598 break; 599 case REQUEST_CREATE_SHORTCUT: 600 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 601 args.cellY); 602 result = true; 603 break; 604 case REQUEST_CREATE_APPWIDGET: 605 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 606 completeAddAppWidget(appWidgetId, args.container, args.screen, null, null); 607 result = true; 608 break; 609 case REQUEST_PICK_WALLPAPER: 610 // We just wanted the activity result here so we can clear mWaitingForResult 611 break; 612 } 613 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, 614 // if you turned the screen off and then back while in All Apps, Launcher would not 615 // return to the workspace. Clearing mAddInfo.container here fixes this issue 616 resetAddInfo(); 617 return result; 618 } 619 620 @Override 621 protected void onActivityResult( 622 final int requestCode, final int resultCode, final Intent data) { 623 if (requestCode == REQUEST_BIND_APPWIDGET) { 624 int appWidgetId = data != null ? 625 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 626 if (resultCode == RESULT_CANCELED) { 627 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 628 } else if (resultCode == RESULT_OK) { 629 addAppWidgetImpl(appWidgetId, mPendingAddInfo, null, mPendingAddWidgetInfo); 630 } 631 return; 632 } 633 boolean delayExitSpringLoadedMode = false; 634 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || 635 requestCode == REQUEST_CREATE_APPWIDGET); 636 mWaitingForResult = false; 637 638 // We have special handling for widgets 639 if (isWidgetDrop) { 640 int appWidgetId = data != null ? 641 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 642 if (appWidgetId < 0) { 643 Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not returned from the \\" + 644 "widget configuration activity."); 645 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 646 } else { 647 completeTwoStageWidgetDrop(resultCode, appWidgetId); 648 } 649 return; 650 } 651 652 // The pattern used here is that a user PICKs a specific application, 653 // which, depending on the target, might need to CREATE the actual target. 654 655 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 656 // launch over to the Music app to actually CREATE_SHORTCUT. 657 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 658 final PendingAddArguments args = new PendingAddArguments(); 659 args.requestCode = requestCode; 660 args.intent = data; 661 args.container = mPendingAddInfo.container; 662 args.screen = mPendingAddInfo.screen; 663 args.cellX = mPendingAddInfo.cellX; 664 args.cellY = mPendingAddInfo.cellY; 665 if (isWorkspaceLocked()) { 666 sPendingAddList.add(args); 667 } else { 668 delayExitSpringLoadedMode = completeAdd(args); 669 } 670 } 671 mDragLayer.clearAnimatedView(); 672 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 673 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode, 674 null); 675 } 676 677 private void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { 678 CellLayout cellLayout = 679 (CellLayout) mWorkspace.getChildAt(mPendingAddInfo.screen); 680 Runnable onCompleteRunnable = null; 681 int animationType = 0; 682 683 AppWidgetHostView boundWidget = null; 684 if (resultCode == RESULT_OK) { 685 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; 686 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, 687 mPendingAddWidgetInfo); 688 boundWidget = layout; 689 onCompleteRunnable = new Runnable() { 690 @Override 691 public void run() { 692 completeAddAppWidget(appWidgetId, mPendingAddInfo.container, 693 mPendingAddInfo.screen, layout, null); 694 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 695 null); 696 } 697 }; 698 } else if (resultCode == RESULT_CANCELED) { 699 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; 700 onCompleteRunnable = new Runnable() { 701 @Override 702 public void run() { 703 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 704 null); 705 } 706 }; 707 } 708 if (mDragLayer.getAnimatedView() != null) { 709 mWorkspace.animateWidgetDrop(mPendingAddInfo, cellLayout, 710 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, 711 animationType, boundWidget, true); 712 } else { 713 // The animated view may be null in the case of a rotation during widget configuration 714 onCompleteRunnable.run(); 715 } 716 } 717 718 @Override 719 protected void onResume() { 720 super.onResume(); 721 722 // Restore the previous launcher state 723 if (mOnResumeState == State.WORKSPACE) { 724 showWorkspace(false); 725 } else if (mOnResumeState == State.APPS_CUSTOMIZE) { 726 showAllApps(false); 727 } 728 mOnResumeState = State.NONE; 729 730 // Process any items that were added while Launcher was away 731 InstallShortcutReceiver.flushInstallQueue(this); 732 733 mPaused = false; 734 sPausedFromUserAction = false; 735 if (mRestoring || mOnResumeNeedsLoad) { 736 mWorkspaceLoading = true; 737 mModel.startLoader(true, -1); 738 mRestoring = false; 739 mOnResumeNeedsLoad = false; 740 } 741 742 // Reset the pressed state of icons that were locked in the press state while activities 743 // were launching 744 if (mWaitingForResume != null) { 745 // Resets the previous workspace icon press state 746 mWaitingForResume.setStayPressed(false); 747 } 748 if (mAppsCustomizeContent != null) { 749 // Resets the previous all apps icon press state 750 mAppsCustomizeContent.resetDrawableState(); 751 } 752 // It is possible that widgets can receive updates while launcher is not in the foreground. 753 // Consequently, the widgets will be inflated in the orientation of the foreground activity 754 // (framework issue). On resuming, we ensure that any widgets are inflated for the current 755 // orientation. 756 getWorkspace().reinflateWidgetsIfNecessary(); 757 758 // Again, as with the above scenario, it's possible that one or more of the global icons 759 // were updated in the wrong orientation. 760 updateGlobalIcons(); 761 } 762 763 @Override 764 protected void onPause() { 765 // NOTE: We want all transitions from launcher to act as if the wallpaper were enabled 766 // to be consistent. So re-enable the flag here, and we will re-disable it as necessary 767 // when Launcher resumes and we are still in AllApps. 768 updateWallpaperVisibility(true); 769 770 super.onPause(); 771 mPaused = true; 772 mDragController.cancelDrag(); 773 mDragController.resetLastGestureUpTime(); 774 } 775 776 @Override 777 public Object onRetainNonConfigurationInstance() { 778 // Flag the loader to stop early before switching 779 mModel.stopLoader(); 780 if (mAppsCustomizeContent != null) { 781 mAppsCustomizeContent.surrender(); 782 } 783 return Boolean.TRUE; 784 } 785 786 // We can't hide the IME if it was forced open. So don't bother 787 /* 788 @Override 789 public void onWindowFocusChanged(boolean hasFocus) { 790 super.onWindowFocusChanged(hasFocus); 791 792 if (hasFocus) { 793 final InputMethodManager inputManager = (InputMethodManager) 794 getSystemService(Context.INPUT_METHOD_SERVICE); 795 WindowManager.LayoutParams lp = getWindow().getAttributes(); 796 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 797 android.os.Handler()) { 798 protected void onReceiveResult(int resultCode, Bundle resultData) { 799 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 800 } 801 }); 802 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 803 } 804 } 805 */ 806 807 private boolean acceptFilter() { 808 final InputMethodManager inputManager = (InputMethodManager) 809 getSystemService(Context.INPUT_METHOD_SERVICE); 810 return !inputManager.isFullscreenMode(); 811 } 812 813 @Override 814 public boolean onKeyDown(int keyCode, KeyEvent event) { 815 final int uniChar = event.getUnicodeChar(); 816 final boolean handled = super.onKeyDown(keyCode, event); 817 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 818 if (!handled && acceptFilter() && isKeyNotWhitespace) { 819 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 820 keyCode, event); 821 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 822 // something usable has been typed - start a search 823 // the typed text will be retrieved and cleared by 824 // showSearchDialog() 825 // If there are multiple keystrokes before the search dialog takes focus, 826 // onSearchRequested() will be called for every keystroke, 827 // but it is idempotent, so it's fine. 828 return onSearchRequested(); 829 } 830 } 831 832 // Eat the long press event so the keyboard doesn't come up. 833 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 834 return true; 835 } 836 837 return handled; 838 } 839 840 private String getTypedText() { 841 return mDefaultKeySsb.toString(); 842 } 843 844 private void clearTypedText() { 845 mDefaultKeySsb.clear(); 846 mDefaultKeySsb.clearSpans(); 847 Selection.setSelection(mDefaultKeySsb, 0); 848 } 849 850 /** 851 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 852 * State 853 */ 854 private static State intToState(int stateOrdinal) { 855 State state = State.WORKSPACE; 856 final State[] stateValues = State.values(); 857 for (int i = 0; i < stateValues.length; i++) { 858 if (stateValues[i].ordinal() == stateOrdinal) { 859 state = stateValues[i]; 860 break; 861 } 862 } 863 return state; 864 } 865 866 /** 867 * Restores the previous state, if it exists. 868 * 869 * @param savedState The previous state. 870 */ 871 private void restoreState(Bundle savedState) { 872 if (savedState == null) { 873 return; 874 } 875 876 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 877 if (state == State.APPS_CUSTOMIZE) { 878 mOnResumeState = State.APPS_CUSTOMIZE; 879 } 880 881 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 882 if (currentScreen > -1) { 883 mWorkspace.setCurrentPage(currentScreen); 884 } 885 886 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 887 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 888 889 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 890 mPendingAddInfo.container = pendingAddContainer; 891 mPendingAddInfo.screen = pendingAddScreen; 892 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 893 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 894 mPendingAddInfo.spanX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_X); 895 mPendingAddInfo.spanY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y); 896 mPendingAddWidgetInfo = savedState.getParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO); 897 mWaitingForResult = true; 898 mRestoring = true; 899 } 900 901 902 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 903 if (renameFolder) { 904 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 905 mFolderInfo = mModel.getFolderById(this, sFolders, id); 906 mRestoring = true; 907 } 908 909 910 // Restore the AppsCustomize tab 911 if (mAppsCustomizeTabHost != null) { 912 String curTab = savedState.getString("apps_customize_currentTab"); 913 if (curTab != null) { 914 mAppsCustomizeTabHost.setContentTypeImmediate( 915 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 916 mAppsCustomizeContent.loadAssociatedPages( 917 mAppsCustomizeContent.getCurrentPage()); 918 } 919 920 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 921 mAppsCustomizeContent.restorePageForIndex(currentIndex); 922 } 923 } 924 925 /** 926 * Finds all the views we need and configure them properly. 927 */ 928 private void setupViews() { 929 final DragController dragController = mDragController; 930 931 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 932 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 933 mQsbDivider = (ImageView) findViewById(R.id.qsb_divider); 934 mDockDivider = (ImageView) findViewById(R.id.dock_divider); 935 936 // Setup the drag layer 937 mDragLayer.setup(this, dragController); 938 939 // Setup the hotseat 940 mHotseat = (Hotseat) findViewById(R.id.hotseat); 941 if (mHotseat != null) { 942 mHotseat.setup(this); 943 } 944 945 // Setup the workspace 946 mWorkspace.setHapticFeedbackEnabled(false); 947 mWorkspace.setOnLongClickListener(this); 948 mWorkspace.setup(dragController); 949 dragController.addDragListener(mWorkspace); 950 951 // Get the search/delete bar 952 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 953 954 // Setup AppsCustomize 955 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 956 findViewById(R.id.apps_customize_pane); 957 mAppsCustomizeContent = (AppsCustomizePagedView) 958 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 959 mAppsCustomizeContent.setup(this, dragController); 960 961 // Setup the drag controller (drop targets have to be added in reverse order in priority) 962 dragController.setDragScoller(mWorkspace); 963 dragController.setScrollView(mDragLayer); 964 dragController.setMoveTarget(mWorkspace); 965 dragController.addDropTarget(mWorkspace); 966 if (mSearchDropTargetBar != null) { 967 mSearchDropTargetBar.setup(this, dragController); 968 } 969 } 970 971 /** 972 * Creates a view representing a shortcut. 973 * 974 * @param info The data structure describing the shortcut. 975 * 976 * @return A View inflated from R.layout.application. 977 */ 978 View createShortcut(ShortcutInfo info) { 979 return createShortcut(R.layout.application, 980 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 981 } 982 983 /** 984 * Creates a view representing a shortcut inflated from the specified resource. 985 * 986 * @param layoutResId The id of the XML layout used to create the shortcut. 987 * @param parent The group the shortcut belongs to. 988 * @param info The data structure describing the shortcut. 989 * 990 * @return A View inflated from layoutResId. 991 */ 992 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 993 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 994 favorite.applyFromShortcutInfo(info, mIconCache); 995 favorite.setOnClickListener(this); 996 return favorite; 997 } 998 999 /** 1000 * Add an application shortcut to the workspace. 1001 * 1002 * @param data The intent describing the application. 1003 * @param cellInfo The position on screen where to create the shortcut. 1004 */ 1005 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 1006 final int[] cellXY = mTmpAddItemCellCoordinates; 1007 final CellLayout layout = getCellLayout(container, screen); 1008 1009 // First we check if we already know the exact location where we want to add this item. 1010 if (cellX >= 0 && cellY >= 0) { 1011 cellXY[0] = cellX; 1012 cellXY[1] = cellY; 1013 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 1014 showOutOfSpaceMessage(isHotseatLayout(layout)); 1015 return; 1016 } 1017 1018 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 1019 1020 if (info != null) { 1021 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 1022 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1023 info.container = ItemInfo.NO_ID; 1024 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 1025 isWorkspaceLocked(), cellX, cellY); 1026 } else { 1027 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1028 } 1029 } 1030 1031 /** 1032 * Add a shortcut to the workspace. 1033 * 1034 * @param data The intent describing the shortcut. 1035 * @param cellInfo The position on screen where to create the shortcut. 1036 */ 1037 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 1038 int cellY) { 1039 int[] cellXY = mTmpAddItemCellCoordinates; 1040 int[] touchXY = mPendingAddInfo.dropPos; 1041 CellLayout layout = getCellLayout(container, screen); 1042 1043 boolean foundCellSpan = false; 1044 1045 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 1046 if (info == null) { 1047 return; 1048 } 1049 final View view = createShortcut(info); 1050 1051 // First we check if we already know the exact location where we want to add this item. 1052 if (cellX >= 0 && cellY >= 0) { 1053 cellXY[0] = cellX; 1054 cellXY[1] = cellY; 1055 foundCellSpan = true; 1056 1057 // If appropriate, either create a folder or add to an existing folder 1058 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, 1059 true, null,null)) { 1060 return; 1061 } 1062 DragObject dragObject = new DragObject(); 1063 dragObject.dragInfo = info; 1064 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, 1065 true)) { 1066 return; 1067 } 1068 } else if (touchXY != null) { 1069 // when dragging and dropping, just find the closest free spot 1070 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 1071 foundCellSpan = (result != null); 1072 } else { 1073 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 1074 } 1075 1076 if (!foundCellSpan) { 1077 showOutOfSpaceMessage(isHotseatLayout(layout)); 1078 return; 1079 } 1080 1081 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 1082 1083 if (!mRestoring) { 1084 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 1085 isWorkspaceLocked()); 1086 } 1087 } 1088 1089 static int[] getSpanForWidget(Context context, ComponentName component, int minWidth, 1090 int minHeight) { 1091 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(context, component, null); 1092 // We want to account for the extra amount of padding that we are adding to the widget 1093 // to ensure that it gets the full amount of space that it has requested 1094 int requiredWidth = minWidth + padding.left + padding.right; 1095 int requiredHeight = minHeight + padding.top + padding.bottom; 1096 return CellLayout.rectToCell(context.getResources(), requiredWidth, requiredHeight, null); 1097 } 1098 1099 static int[] getSpanForWidget(Context context, AppWidgetProviderInfo info) { 1100 return getSpanForWidget(context, info.provider, info.minWidth, info.minHeight); 1101 } 1102 1103 static int[] getMinSpanForWidget(Context context, AppWidgetProviderInfo info) { 1104 return getSpanForWidget(context, info.provider, info.minResizeWidth, info.minResizeHeight); 1105 } 1106 1107 static int[] getSpanForWidget(Context context, PendingAddWidgetInfo info) { 1108 return getSpanForWidget(context, info.componentName, info.minWidth, info.minHeight); 1109 } 1110 1111 static int[] getMinSpanForWidget(Context context, PendingAddWidgetInfo info) { 1112 return getSpanForWidget(context, info.componentName, info.minResizeWidth, 1113 info.minResizeHeight); 1114 } 1115 1116 /** 1117 * Add a widget to the workspace. 1118 * 1119 * @param appWidgetId The app widget id 1120 * @param cellInfo The position on screen where to create the widget. 1121 */ 1122 private void completeAddAppWidget(final int appWidgetId, long container, int screen, 1123 AppWidgetHostView hostView, AppWidgetProviderInfo appWidgetInfo) { 1124 if (appWidgetInfo == null) { 1125 appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1126 } 1127 1128 // Calculate the grid spans needed to fit this widget 1129 CellLayout layout = getCellLayout(container, screen); 1130 1131 int[] minSpanXY = getMinSpanForWidget(this, appWidgetInfo); 1132 int[] spanXY = getSpanForWidget(this, appWidgetInfo); 1133 1134 // Try finding open space on Launcher screen 1135 // We have saved the position to which the widget was dragged-- this really only matters 1136 // if we are placing widgets on a "spring-loaded" screen 1137 int[] cellXY = mTmpAddItemCellCoordinates; 1138 int[] touchXY = mPendingAddInfo.dropPos; 1139 int[] finalSpan = new int[2]; 1140 boolean foundCellSpan = false; 1141 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 1142 cellXY[0] = mPendingAddInfo.cellX; 1143 cellXY[1] = mPendingAddInfo.cellY; 1144 spanXY[0] = mPendingAddInfo.spanX; 1145 spanXY[1] = mPendingAddInfo.spanY; 1146 foundCellSpan = true; 1147 } else if (touchXY != null) { 1148 // when dragging and dropping, just find the closest free spot 1149 int[] result = layout.findNearestVacantArea( 1150 touchXY[0], touchXY[1], minSpanXY[0], minSpanXY[1], spanXY[0], 1151 spanXY[1], cellXY, finalSpan); 1152 spanXY[0] = finalSpan[0]; 1153 spanXY[1] = finalSpan[1]; 1154 foundCellSpan = (result != null); 1155 } else { 1156 foundCellSpan = layout.findCellForSpan(cellXY, minSpanXY[0], minSpanXY[1]); 1157 } 1158 1159 if (!foundCellSpan) { 1160 if (appWidgetId != -1) { 1161 // Deleting an app widget ID is a void call but writes to disk before returning 1162 // to the caller... 1163 new Thread("deleteAppWidgetId") { 1164 public void run() { 1165 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1166 } 1167 }.start(); 1168 } 1169 showOutOfSpaceMessage(isHotseatLayout(layout)); 1170 return; 1171 } 1172 1173 // Build Launcher-specific widget info and save to database 1174 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId, 1175 appWidgetInfo.provider); 1176 launcherInfo.spanX = spanXY[0]; 1177 launcherInfo.spanY = spanXY[1]; 1178 launcherInfo.minSpanX = mPendingAddInfo.minSpanX; 1179 launcherInfo.minSpanY = mPendingAddInfo.minSpanY; 1180 1181 LauncherModel.addItemToDatabase(this, launcherInfo, 1182 container, screen, cellXY[0], cellXY[1], false); 1183 1184 if (!mRestoring) { 1185 if (hostView == null) { 1186 // Perform actual inflation because we're live 1187 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1188 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1189 } else { 1190 // The AppWidgetHostView has already been inflated and instantiated 1191 launcherInfo.hostView = hostView; 1192 } 1193 1194 launcherInfo.hostView.setTag(launcherInfo); 1195 launcherInfo.hostView.setVisibility(View.VISIBLE); 1196 launcherInfo.notifyWidgetSizeChanged(this); 1197 1198 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 1199 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1200 1201 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1202 } 1203 resetAddInfo(); 1204 } 1205 1206 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1207 @Override 1208 public void onReceive(Context context, Intent intent) { 1209 final String action = intent.getAction(); 1210 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1211 mUserPresent = false; 1212 mDragLayer.clearAllResizeFrames(); 1213 updateRunning(); 1214 1215 // Reset AllApps to its initial state only if we are not in the middle of 1216 // processing a multi-step drop 1217 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1218 mAppsCustomizeTabHost.reset(); 1219 showWorkspace(false); 1220 } 1221 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1222 mUserPresent = true; 1223 updateRunning(); 1224 } 1225 } 1226 }; 1227 1228 @Override 1229 public void onAttachedToWindow() { 1230 super.onAttachedToWindow(); 1231 1232 // Listen for broadcasts related to user-presence 1233 final IntentFilter filter = new IntentFilter(); 1234 filter.addAction(Intent.ACTION_SCREEN_OFF); 1235 filter.addAction(Intent.ACTION_USER_PRESENT); 1236 registerReceiver(mReceiver, filter); 1237 1238 mAttached = true; 1239 mVisible = true; 1240 } 1241 1242 @Override 1243 public void onDetachedFromWindow() { 1244 super.onDetachedFromWindow(); 1245 mVisible = false; 1246 1247 if (mAttached) { 1248 unregisterReceiver(mReceiver); 1249 mAttached = false; 1250 } 1251 updateRunning(); 1252 } 1253 1254 public void onWindowVisibilityChanged(int visibility) { 1255 mVisible = visibility == View.VISIBLE; 1256 updateRunning(); 1257 // The following code used to be in onResume, but it turns out onResume is called when 1258 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1259 // is a more appropriate event to handle 1260 if (mVisible) { 1261 mAppsCustomizeTabHost.onWindowVisible(); 1262 if (!mWorkspaceLoading) { 1263 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1264 // We want to let Launcher draw itself at least once before we force it to build 1265 // layers on all the workspace pages, so that transitioning to Launcher from other 1266 // apps is nice and speedy. Usually the first call to preDraw doesn't correspond to 1267 // a true draw so we wait until the second preDraw call to be safe 1268 observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { 1269 public boolean onPreDraw() { 1270 // We delay the layer building a bit in order to give 1271 // other message processing a time to run. In particular 1272 // this avoids a delay in hiding the IME if it was 1273 // currently shown, because doing that may involve 1274 // some communication back with the app. 1275 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 1276 1277 observer.removeOnPreDrawListener(this); 1278 return true; 1279 } 1280 }); 1281 } 1282 // When Launcher comes back to foreground, a different Activity might be responsible for 1283 // the app market intent, so refresh the icon 1284 updateAppMarketIcon(); 1285 clearTypedText(); 1286 } 1287 } 1288 1289 private void sendAdvanceMessage(long delay) { 1290 mHandler.removeMessages(ADVANCE_MSG); 1291 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1292 mHandler.sendMessageDelayed(msg, delay); 1293 mAutoAdvanceSentTime = System.currentTimeMillis(); 1294 } 1295 1296 private void updateRunning() { 1297 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1298 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1299 mAutoAdvanceRunning = autoAdvanceRunning; 1300 if (autoAdvanceRunning) { 1301 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1302 sendAdvanceMessage(delay); 1303 } else { 1304 if (!mWidgetsToAdvance.isEmpty()) { 1305 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1306 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1307 } 1308 mHandler.removeMessages(ADVANCE_MSG); 1309 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1310 } 1311 } 1312 } 1313 1314 private final Handler mHandler = new Handler() { 1315 @Override 1316 public void handleMessage(Message msg) { 1317 if (msg.what == ADVANCE_MSG) { 1318 int i = 0; 1319 for (View key: mWidgetsToAdvance.keySet()) { 1320 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1321 final int delay = mAdvanceStagger * i; 1322 if (v instanceof Advanceable) { 1323 postDelayed(new Runnable() { 1324 public void run() { 1325 ((Advanceable) v).advance(); 1326 } 1327 }, delay); 1328 } 1329 i++; 1330 } 1331 sendAdvanceMessage(mAdvanceInterval); 1332 } 1333 } 1334 }; 1335 1336 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1337 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1338 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1339 if (v instanceof Advanceable) { 1340 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1341 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1342 updateRunning(); 1343 } 1344 } 1345 1346 void removeWidgetToAutoAdvance(View hostView) { 1347 if (mWidgetsToAdvance.containsKey(hostView)) { 1348 mWidgetsToAdvance.remove(hostView); 1349 updateRunning(); 1350 } 1351 } 1352 1353 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1354 removeWidgetToAutoAdvance(launcherInfo.hostView); 1355 launcherInfo.hostView = null; 1356 } 1357 1358 void showOutOfSpaceMessage(boolean isHotseatLayout) { 1359 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); 1360 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); 1361 } 1362 1363 public LauncherAppWidgetHost getAppWidgetHost() { 1364 return mAppWidgetHost; 1365 } 1366 1367 public LauncherModel getModel() { 1368 return mModel; 1369 } 1370 1371 void closeSystemDialogs() { 1372 getWindow().closeAllPanels(); 1373 1374 // Whatever we were doing is hereby canceled. 1375 mWaitingForResult = false; 1376 } 1377 1378 @Override 1379 protected void onNewIntent(Intent intent) { 1380 super.onNewIntent(intent); 1381 1382 // Close the menu 1383 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1384 // also will cancel mWaitingForResult. 1385 closeSystemDialogs(); 1386 1387 final boolean alreadyOnHome = 1388 ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1389 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1390 1391 Runnable processIntent = new Runnable() { 1392 public void run() { 1393 Folder openFolder = mWorkspace.getOpenFolder(); 1394 // In all these cases, only animate if we're already on home 1395 mWorkspace.exitWidgetResizeMode(); 1396 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1397 openFolder == null) { 1398 mWorkspace.moveToDefaultScreen(true); 1399 } 1400 1401 closeFolder(); 1402 exitSpringLoadedDragMode(); 1403 1404 // If we are already on home, then just animate back to the workspace, 1405 // otherwise, just wait until onResume to set the state back to Workspace 1406 if (alreadyOnHome) { 1407 showWorkspace(true); 1408 } else { 1409 mOnResumeState = State.WORKSPACE; 1410 } 1411 1412 final View v = getWindow().peekDecorView(); 1413 if (v != null && v.getWindowToken() != null) { 1414 InputMethodManager imm = (InputMethodManager)getSystemService( 1415 INPUT_METHOD_SERVICE); 1416 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1417 } 1418 1419 // Reset AllApps to its initial state 1420 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1421 mAppsCustomizeTabHost.reset(); 1422 } 1423 } 1424 }; 1425 1426 if (alreadyOnHome && !mWorkspace.hasWindowFocus()) { 1427 // Delay processing of the intent to allow the status bar animation to finish 1428 // first in order to avoid janky animations. 1429 mWorkspace.postDelayed(processIntent, 350); 1430 } else { 1431 // Process the intent immediately. 1432 processIntent.run(); 1433 } 1434 1435 } 1436 } 1437 1438 @Override 1439 public void onRestoreInstanceState(Bundle state) { 1440 super.onRestoreInstanceState(state); 1441 for (int page: mSynchronouslyBoundPages) { 1442 mWorkspace.restoreInstanceStateForChild(page); 1443 } 1444 } 1445 1446 @Override 1447 protected void onSaveInstanceState(Bundle outState) { 1448 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getNextPage()); 1449 super.onSaveInstanceState(outState); 1450 1451 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1452 // We close any open folder since it will not be re-opened, and we need to make sure 1453 // this state is reflected. 1454 closeFolder(); 1455 1456 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1457 mWaitingForResult) { 1458 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1459 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1460 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1461 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1462 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_X, mPendingAddInfo.spanX); 1463 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y, mPendingAddInfo.spanY); 1464 outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo); 1465 } 1466 1467 if (mFolderInfo != null && mWaitingForResult) { 1468 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1469 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1470 } 1471 1472 // Save the current AppsCustomize tab 1473 if (mAppsCustomizeTabHost != null) { 1474 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1475 if (currentTabTag != null) { 1476 outState.putString("apps_customize_currentTab", currentTabTag); 1477 } 1478 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1479 outState.putInt("apps_customize_currentIndex", currentIndex); 1480 } 1481 } 1482 1483 @Override 1484 public void onDestroy() { 1485 super.onDestroy(); 1486 1487 // Remove all pending runnables 1488 mHandler.removeMessages(ADVANCE_MSG); 1489 mHandler.removeMessages(0); 1490 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1491 1492 // Stop callbacks from LauncherModel 1493 LauncherApplication app = ((LauncherApplication) getApplication()); 1494 mModel.stopLoader(); 1495 app.setLauncher(null); 1496 1497 try { 1498 mAppWidgetHost.stopListening(); 1499 } catch (NullPointerException ex) { 1500 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1501 } 1502 mAppWidgetHost = null; 1503 1504 mWidgetsToAdvance.clear(); 1505 1506 TextKeyListener.getInstance().release(); 1507 1508 // Disconnect any of the callbacks and drawables associated with ItemInfos on the workspace 1509 // to prevent leaking Launcher activities on orientation change. 1510 if (mModel != null) { 1511 mModel.unbindItemInfosAndClearQueuedBindRunnables(); 1512 } 1513 1514 getContentResolver().unregisterContentObserver(mWidgetObserver); 1515 unregisterReceiver(mCloseSystemDialogsReceiver); 1516 1517 mDragLayer.clearAllResizeFrames(); 1518 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1519 mWorkspace.removeAllViews(); 1520 mWorkspace = null; 1521 mDragController = null; 1522 1523 LauncherAnimUtils.onDestroyActivity(); 1524 } 1525 1526 public DragController getDragController() { 1527 return mDragController; 1528 } 1529 1530 @Override 1531 public void startActivityForResult(Intent intent, int requestCode) { 1532 if (requestCode >= 0) mWaitingForResult = true; 1533 super.startActivityForResult(intent, requestCode); 1534 } 1535 1536 /** 1537 * Indicates that we want global search for this activity by setting the globalSearch 1538 * argument for {@link #startSearch} to true. 1539 */ 1540 @Override 1541 public void startSearch(String initialQuery, boolean selectInitialQuery, 1542 Bundle appSearchData, boolean globalSearch) { 1543 1544 showWorkspace(true); 1545 1546 if (initialQuery == null) { 1547 // Use any text typed in the launcher as the initial query 1548 initialQuery = getTypedText(); 1549 } 1550 if (appSearchData == null) { 1551 appSearchData = new Bundle(); 1552 appSearchData.putString(Search.SOURCE, "launcher-search"); 1553 } 1554 Rect sourceBounds = new Rect(); 1555 if (mSearchDropTargetBar != null) { 1556 sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1557 } 1558 1559 startGlobalSearch(initialQuery, selectInitialQuery, 1560 appSearchData, sourceBounds); 1561 } 1562 1563 /** 1564 * Starts the global search activity. This code is a copied from SearchManager 1565 */ 1566 public void startGlobalSearch(String initialQuery, 1567 boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) { 1568 final SearchManager searchManager = 1569 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1570 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 1571 if (globalSearchActivity == null) { 1572 Log.w(TAG, "No global search activity found."); 1573 return; 1574 } 1575 Intent intent = new Intent(SearchManager.INTENT_ACTION_GLOBAL_SEARCH); 1576 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1577 intent.setComponent(globalSearchActivity); 1578 // Make sure that we have a Bundle to put source in 1579 if (appSearchData == null) { 1580 appSearchData = new Bundle(); 1581 } else { 1582 appSearchData = new Bundle(appSearchData); 1583 } 1584 // Set source to package name of app that starts global search, if not set already. 1585 if (!appSearchData.containsKey("source")) { 1586 appSearchData.putString("source", getPackageName()); 1587 } 1588 intent.putExtra(SearchManager.APP_DATA, appSearchData); 1589 if (!TextUtils.isEmpty(initialQuery)) { 1590 intent.putExtra(SearchManager.QUERY, initialQuery); 1591 } 1592 if (selectInitialQuery) { 1593 intent.putExtra(SearchManager.EXTRA_SELECT_QUERY, selectInitialQuery); 1594 } 1595 intent.setSourceBounds(sourceBounds); 1596 try { 1597 startActivity(intent); 1598 } catch (ActivityNotFoundException ex) { 1599 Log.e(TAG, "Global search activity not found: " + globalSearchActivity); 1600 } 1601 } 1602 1603 @Override 1604 public boolean onCreateOptionsMenu(Menu menu) { 1605 if (isWorkspaceLocked()) { 1606 return false; 1607 } 1608 1609 super.onCreateOptionsMenu(menu); 1610 1611 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1612 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1613 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1614 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1615 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1616 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1617 String helpUrl = getString(R.string.help_url); 1618 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1619 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1620 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1621 1622 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1623 .setIcon(android.R.drawable.ic_menu_gallery) 1624 .setAlphabeticShortcut('W'); 1625 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1626 .setIcon(android.R.drawable.ic_menu_manage) 1627 .setIntent(manageApps) 1628 .setAlphabeticShortcut('M'); 1629 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1630 .setIcon(android.R.drawable.ic_menu_preferences) 1631 .setIntent(settings) 1632 .setAlphabeticShortcut('P'); 1633 if (!helpUrl.isEmpty()) { 1634 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1635 .setIcon(android.R.drawable.ic_menu_help) 1636 .setIntent(help) 1637 .setAlphabeticShortcut('H'); 1638 } 1639 return true; 1640 } 1641 1642 @Override 1643 public boolean onPrepareOptionsMenu(Menu menu) { 1644 super.onPrepareOptionsMenu(menu); 1645 1646 if (mAppsCustomizeTabHost.isTransitioning()) { 1647 return false; 1648 } 1649 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1650 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1651 1652 return true; 1653 } 1654 1655 @Override 1656 public boolean onOptionsItemSelected(MenuItem item) { 1657 switch (item.getItemId()) { 1658 case MENU_WALLPAPER_SETTINGS: 1659 startWallpaper(); 1660 return true; 1661 } 1662 1663 return super.onOptionsItemSelected(item); 1664 } 1665 1666 @Override 1667 public boolean onSearchRequested() { 1668 startSearch(null, false, null, true); 1669 // Use a custom animation for launching search 1670 return true; 1671 } 1672 1673 public boolean isWorkspaceLocked() { 1674 return mWorkspaceLoading || mWaitingForResult; 1675 } 1676 1677 private void resetAddInfo() { 1678 mPendingAddInfo.container = ItemInfo.NO_ID; 1679 mPendingAddInfo.screen = -1; 1680 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1681 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1682 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; 1683 mPendingAddInfo.dropPos = null; 1684 } 1685 1686 void addAppWidgetImpl(final int appWidgetId, ItemInfo info, AppWidgetHostView boundWidget, 1687 AppWidgetProviderInfo appWidgetInfo) { 1688 if (appWidgetInfo.configure != null) { 1689 mPendingAddWidgetInfo = appWidgetInfo; 1690 1691 // Launch over to configure widget, if needed 1692 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1693 intent.setComponent(appWidgetInfo.configure); 1694 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1695 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1696 } else { 1697 // Otherwise just add it 1698 completeAddAppWidget(appWidgetId, info.container, info.screen, boundWidget, 1699 appWidgetInfo); 1700 // Exit spring loaded mode if necessary after adding the widget 1701 exitSpringLoadedDragModeDelayed(true, false, null); 1702 } 1703 } 1704 1705 /** 1706 * Process a shortcut drop. 1707 * 1708 * @param componentName The name of the component 1709 * @param screen The screen where it should be added 1710 * @param cell The cell it should be added to, optional 1711 * @param position The location on the screen where it was dropped, optional 1712 */ 1713 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1714 int[] cell, int[] loc) { 1715 resetAddInfo(); 1716 mPendingAddInfo.container = container; 1717 mPendingAddInfo.screen = screen; 1718 mPendingAddInfo.dropPos = loc; 1719 1720 if (cell != null) { 1721 mPendingAddInfo.cellX = cell[0]; 1722 mPendingAddInfo.cellY = cell[1]; 1723 } 1724 1725 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1726 createShortcutIntent.setComponent(componentName); 1727 processShortcut(createShortcutIntent); 1728 } 1729 1730 /** 1731 * Process a widget drop. 1732 * 1733 * @param info The PendingAppWidgetInfo of the widget being added. 1734 * @param screen The screen where it should be added 1735 * @param cell The cell it should be added to, optional 1736 * @param position The location on the screen where it was dropped, optional 1737 */ 1738 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1739 int[] cell, int[] span, int[] loc) { 1740 resetAddInfo(); 1741 mPendingAddInfo.container = info.container = container; 1742 mPendingAddInfo.screen = info.screen = screen; 1743 mPendingAddInfo.dropPos = loc; 1744 mPendingAddInfo.minSpanX = info.minSpanX; 1745 mPendingAddInfo.minSpanY = info.minSpanY; 1746 1747 if (cell != null) { 1748 mPendingAddInfo.cellX = cell[0]; 1749 mPendingAddInfo.cellY = cell[1]; 1750 } 1751 if (span != null) { 1752 mPendingAddInfo.spanX = span[0]; 1753 mPendingAddInfo.spanY = span[1]; 1754 } 1755 1756 AppWidgetHostView hostView = info.boundWidget; 1757 int appWidgetId; 1758 if (hostView != null) { 1759 appWidgetId = hostView.getAppWidgetId(); 1760 addAppWidgetImpl(appWidgetId, info, hostView, info.info); 1761 } else { 1762 // In this case, we either need to start an activity to get permission to bind 1763 // the widget, or we need to start an activity to configure the widget, or both. 1764 appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1765 Bundle options = info.bindOptions; 1766 1767 boolean success = false; 1768 if (options != null) { 1769 success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, 1770 info.componentName, options); 1771 } else { 1772 success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, 1773 info.componentName); 1774 } 1775 if (success) { 1776 addAppWidgetImpl(appWidgetId, info, null, info.info); 1777 } else { 1778 mPendingAddWidgetInfo = info.info; 1779 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND); 1780 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1781 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName); 1782 // TODO: we need to make sure that this accounts for the options bundle. 1783 // intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS, options); 1784 startActivityForResult(intent, REQUEST_BIND_APPWIDGET); 1785 } 1786 } 1787 } 1788 1789 void processShortcut(Intent intent) { 1790 // Handle case where user selected "Applications" 1791 String applicationName = getResources().getString(R.string.group_applications); 1792 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1793 1794 if (applicationName != null && applicationName.equals(shortcutName)) { 1795 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1796 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1797 1798 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1799 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1800 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1801 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1802 } else { 1803 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1804 } 1805 } 1806 1807 void processWallpaper(Intent intent) { 1808 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1809 } 1810 1811 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1812 int cellY) { 1813 final FolderInfo folderInfo = new FolderInfo(); 1814 folderInfo.title = getText(R.string.folder_name); 1815 1816 // Update the model 1817 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1818 false); 1819 sFolders.put(folderInfo.id, folderInfo); 1820 1821 // Create the view 1822 FolderIcon newFolder = 1823 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1824 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1825 isWorkspaceLocked()); 1826 return newFolder; 1827 } 1828 1829 void removeFolder(FolderInfo folder) { 1830 sFolders.remove(folder.id); 1831 } 1832 1833 private void startWallpaper() { 1834 showWorkspace(true); 1835 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1836 Intent chooser = Intent.createChooser(pickWallpaper, 1837 getText(R.string.chooser_wallpaper)); 1838 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1839 // Removed in Eclair MR1 1840 // WallpaperManager wm = (WallpaperManager) 1841 // getSystemService(Context.WALLPAPER_SERVICE); 1842 // WallpaperInfo wi = wm.getWallpaperInfo(); 1843 // if (wi != null && wi.getSettingsActivity() != null) { 1844 // LabeledIntent li = new LabeledIntent(getPackageName(), 1845 // R.string.configure_wallpaper, 0); 1846 // li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1847 // chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1848 // } 1849 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1850 } 1851 1852 /** 1853 * Registers various content observers. The current implementation registers 1854 * only a favorites observer to keep track of the favorites applications. 1855 */ 1856 private void registerContentObservers() { 1857 ContentResolver resolver = getContentResolver(); 1858 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1859 true, mWidgetObserver); 1860 } 1861 1862 @Override 1863 public boolean dispatchKeyEvent(KeyEvent event) { 1864 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1865 switch (event.getKeyCode()) { 1866 case KeyEvent.KEYCODE_HOME: 1867 return true; 1868 case KeyEvent.KEYCODE_VOLUME_DOWN: 1869 if (doesFileExist(DUMP_STATE_PROPERTY)) { 1870 dumpState(); 1871 return true; 1872 } 1873 break; 1874 } 1875 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1876 switch (event.getKeyCode()) { 1877 case KeyEvent.KEYCODE_HOME: 1878 return true; 1879 } 1880 } 1881 1882 return super.dispatchKeyEvent(event); 1883 } 1884 1885 @Override 1886 public void onBackPressed() { 1887 if (isAllAppsVisible()) { 1888 showWorkspace(true); 1889 } else if (mWorkspace.getOpenFolder() != null) { 1890 Folder openFolder = mWorkspace.getOpenFolder(); 1891 if (openFolder.isEditingName()) { 1892 openFolder.dismissEditingName(); 1893 } else { 1894 closeFolder(); 1895 } 1896 } else { 1897 mWorkspace.exitWidgetResizeMode(); 1898 1899 // Back button is a no-op here, but give at least some feedback for the button press 1900 mWorkspace.showOutlinesTemporarily(); 1901 } 1902 } 1903 1904 /** 1905 * Re-listen when widgets are reset. 1906 */ 1907 private void onAppWidgetReset() { 1908 if (mAppWidgetHost != null) { 1909 mAppWidgetHost.startListening(); 1910 } 1911 } 1912 1913 /** 1914 * Launches the intent referred by the clicked shortcut. 1915 * 1916 * @param v The view representing the clicked shortcut. 1917 */ 1918 public void onClick(View v) { 1919 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1920 // view has detached (it's possible for this to happen if the view is removed mid touch). 1921 if (v.getWindowToken() == null) { 1922 return; 1923 } 1924 1925 if (!mWorkspace.isFinishedSwitchingState()) { 1926 return; 1927 } 1928 1929 Object tag = v.getTag(); 1930 if (tag instanceof ShortcutInfo) { 1931 // Open shortcut 1932 final Intent intent = ((ShortcutInfo) tag).intent; 1933 int[] pos = new int[2]; 1934 v.getLocationOnScreen(pos); 1935 intent.setSourceBounds(new Rect(pos[0], pos[1], 1936 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1937 1938 boolean success = startActivitySafely(v, intent, tag); 1939 1940 if (success && v instanceof BubbleTextView) { 1941 mWaitingForResume = (BubbleTextView) v; 1942 mWaitingForResume.setStayPressed(true); 1943 } 1944 } else if (tag instanceof FolderInfo) { 1945 if (v instanceof FolderIcon) { 1946 FolderIcon fi = (FolderIcon) v; 1947 handleFolderClick(fi); 1948 } 1949 } else if (v == mAllAppsButton) { 1950 if (isAllAppsVisible()) { 1951 showWorkspace(true); 1952 } else { 1953 onClickAllAppsButton(v); 1954 } 1955 } 1956 } 1957 1958 public boolean onTouch(View v, MotionEvent event) { 1959 // this is an intercepted event being forwarded from mWorkspace; 1960 // clicking anywhere on the workspace causes the customization drawer to slide down 1961 showWorkspace(true); 1962 return false; 1963 } 1964 1965 /** 1966 * Event handler for the search button 1967 * 1968 * @param v The view that was clicked. 1969 */ 1970 public void onClickSearchButton(View v) { 1971 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1972 1973 onSearchRequested(); 1974 } 1975 1976 /** 1977 * Event handler for the voice button 1978 * 1979 * @param v The view that was clicked. 1980 */ 1981 public void onClickVoiceButton(View v) { 1982 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1983 1984 try { 1985 final SearchManager searchManager = 1986 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1987 ComponentName activityName = searchManager.getGlobalSearchActivity(); 1988 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1989 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1990 if (activityName != null) { 1991 intent.setPackage(activityName.getPackageName()); 1992 } 1993 startActivity(null, intent, "onClickVoiceButton"); 1994 } catch (ActivityNotFoundException e) { 1995 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1996 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1997 startActivitySafely(null, intent, "onClickVoiceButton"); 1998 } 1999 } 2000 2001 /** 2002 * Event handler for the "grid" button that appears on the home screen, which 2003 * enters all apps mode. 2004 * 2005 * @param v The view that was clicked. 2006 */ 2007 public void onClickAllAppsButton(View v) { 2008 showAllApps(true); 2009 } 2010 2011 public void onTouchDownAllAppsButton(View v) { 2012 // Provide the same haptic feedback that the system offers for virtual keys. 2013 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 2014 } 2015 2016 public void onClickAppMarketButton(View v) { 2017 if (mAppMarketIntent != null) { 2018 startActivitySafely(v, mAppMarketIntent, "app market"); 2019 } else { 2020 Log.e(TAG, "Invalid app market intent."); 2021 } 2022 } 2023 2024 void startApplicationDetailsActivity(ComponentName componentName) { 2025 String packageName = componentName.getPackageName(); 2026 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 2027 Uri.fromParts("package", packageName, null)); 2028 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 2029 startActivitySafely(null, intent, "startApplicationDetailsActivity"); 2030 } 2031 2032 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 2033 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 2034 // System applications cannot be installed. For now, show a toast explaining that. 2035 // We may give them the option of disabling apps this way. 2036 int messageId = R.string.uninstall_system_app_text; 2037 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 2038 } else { 2039 String packageName = appInfo.componentName.getPackageName(); 2040 String className = appInfo.componentName.getClassName(); 2041 Intent intent = new Intent( 2042 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 2043 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 2044 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 2045 startActivity(intent); 2046 } 2047 } 2048 2049 boolean startActivity(View v, Intent intent, Object tag) { 2050 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2051 2052 try { 2053 // Only launch using the new animation if the shortcut has not opted out (this is a 2054 // private contract between launcher and may be ignored in the future). 2055 boolean useLaunchAnimation = (v != null) && 2056 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION); 2057 if (useLaunchAnimation) { 2058 ActivityOptions opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, 2059 v.getMeasuredWidth(), v.getMeasuredHeight()); 2060 2061 startActivity(intent, opts.toBundle()); 2062 } else { 2063 startActivity(intent); 2064 } 2065 return true; 2066 } catch (SecurityException e) { 2067 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2068 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2069 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2070 "or use the exported attribute for this activity. " 2071 + "tag="+ tag + " intent=" + intent, e); 2072 } 2073 return false; 2074 } 2075 2076 boolean startActivitySafely(View v, Intent intent, Object tag) { 2077 boolean success = false; 2078 try { 2079 success = startActivity(v, intent, tag); 2080 } catch (ActivityNotFoundException e) { 2081 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2082 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 2083 } 2084 return success; 2085 } 2086 2087 void startActivityForResultSafely(Intent intent, int requestCode) { 2088 try { 2089 startActivityForResult(intent, requestCode); 2090 } catch (ActivityNotFoundException e) { 2091 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2092 } catch (SecurityException e) { 2093 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2094 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2095 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2096 "or use the exported attribute for this activity.", e); 2097 } 2098 } 2099 2100 private void handleFolderClick(FolderIcon folderIcon) { 2101 final FolderInfo info = folderIcon.getFolderInfo(); 2102 Folder openFolder = mWorkspace.getFolderForTag(info); 2103 2104 // If the folder info reports that the associated folder is open, then verify that 2105 // it is actually opened. There have been a few instances where this gets out of sync. 2106 if (info.opened && openFolder == null) { 2107 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 2108 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 2109 info.opened = false; 2110 } 2111 2112 if (!info.opened && !folderIcon.getFolder().isDestroyed()) { 2113 // Close any open folder 2114 closeFolder(); 2115 // Open the requested folder 2116 openFolder(folderIcon); 2117 } else { 2118 // Find the open folder... 2119 int folderScreen; 2120 if (openFolder != null) { 2121 folderScreen = mWorkspace.getPageForView(openFolder); 2122 // .. and close it 2123 closeFolder(openFolder); 2124 if (folderScreen != mWorkspace.getCurrentPage()) { 2125 // Close any folder open on the current screen 2126 closeFolder(); 2127 // Pull the folder onto this screen 2128 openFolder(folderIcon); 2129 } 2130 } 2131 } 2132 } 2133 2134 /** 2135 * This method draws the FolderIcon to an ImageView and then adds and positions that ImageView 2136 * in the DragLayer in the exact absolute location of the original FolderIcon. 2137 */ 2138 private void copyFolderIconToImage(FolderIcon fi) { 2139 final int width = fi.getMeasuredWidth(); 2140 final int height = fi.getMeasuredHeight(); 2141 2142 // Lazy load ImageView, Bitmap and Canvas 2143 if (mFolderIconImageView == null) { 2144 mFolderIconImageView = new ImageView(this); 2145 } 2146 if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width || 2147 mFolderIconBitmap.getHeight() != height) { 2148 mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); 2149 mFolderIconCanvas = new Canvas(mFolderIconBitmap); 2150 } 2151 2152 DragLayer.LayoutParams lp; 2153 if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) { 2154 lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams(); 2155 } else { 2156 lp = new DragLayer.LayoutParams(width, height); 2157 } 2158 2159 // The layout from which the folder is being opened may be scaled, adjust the starting 2160 // view size by this scale factor. 2161 float scale = mDragLayer.getDescendantRectRelativeToSelf(fi, mRectForFolderAnimation); 2162 lp.customPosition = true; 2163 lp.x = mRectForFolderAnimation.left; 2164 lp.y = mRectForFolderAnimation.top; 2165 lp.width = (int) (scale * width); 2166 lp.height = (int) (scale * height); 2167 2168 mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR); 2169 fi.draw(mFolderIconCanvas); 2170 mFolderIconImageView.setImageBitmap(mFolderIconBitmap); 2171 if (fi.getFolder() != null) { 2172 mFolderIconImageView.setPivotX(fi.getFolder().getPivotXForIconAnimation()); 2173 mFolderIconImageView.setPivotY(fi.getFolder().getPivotYForIconAnimation()); 2174 } 2175 // Just in case this image view is still in the drag layer from a previous animation, 2176 // we remove it and re-add it. 2177 if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) { 2178 mDragLayer.removeView(mFolderIconImageView); 2179 } 2180 mDragLayer.addView(mFolderIconImageView, lp); 2181 if (fi.getFolder() != null) { 2182 fi.getFolder().bringToFront(); 2183 } 2184 } 2185 2186 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2187 if (fi == null) return; 2188 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2189 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2190 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2191 2192 FolderInfo info = (FolderInfo) fi.getTag(); 2193 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2194 CellLayout cl = (CellLayout) fi.getParent().getParent(); 2195 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 2196 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 2197 } 2198 2199 // Push an ImageView copy of the FolderIcon into the DragLayer and hide the original 2200 copyFolderIconToImage(fi); 2201 fi.setVisibility(View.INVISIBLE); 2202 2203 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2204 scaleX, scaleY); 2205 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2206 oa.start(); 2207 } 2208 2209 private void shrinkAndFadeInFolderIcon(final FolderIcon fi) { 2210 if (fi == null) return; 2211 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2212 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2213 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2214 2215 final CellLayout cl = (CellLayout) fi.getParent().getParent(); 2216 2217 // We remove and re-draw the FolderIcon in-case it has changed 2218 mDragLayer.removeView(mFolderIconImageView); 2219 copyFolderIconToImage(fi); 2220 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2221 scaleX, scaleY); 2222 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2223 oa.addListener(new AnimatorListenerAdapter() { 2224 @Override 2225 public void onAnimationEnd(Animator animation) { 2226 if (cl != null) { 2227 cl.clearFolderLeaveBehind(); 2228 // Remove the ImageView copy of the FolderIcon and make the original visible. 2229 mDragLayer.removeView(mFolderIconImageView); 2230 fi.setVisibility(View.VISIBLE); 2231 } 2232 } 2233 }); 2234 oa.start(); 2235 } 2236 2237 /** 2238 * Opens the user folder described by the specified tag. The opening of the folder 2239 * is animated relative to the specified View. If the View is null, no animation 2240 * is played. 2241 * 2242 * @param folderInfo The FolderInfo describing the folder to open. 2243 */ 2244 public void openFolder(FolderIcon folderIcon) { 2245 Folder folder = folderIcon.getFolder(); 2246 FolderInfo info = folder.mInfo; 2247 2248 info.opened = true; 2249 2250 // Just verify that the folder hasn't already been added to the DragLayer. 2251 // There was a one-off crash where the folder had a parent already. 2252 if (folder.getParent() == null) { 2253 mDragLayer.addView(folder); 2254 mDragController.addDropTarget((DropTarget) folder); 2255 } else { 2256 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2257 folder.getParent() + ")."); 2258 } 2259 folder.animateOpen(); 2260 growAndFadeOutFolderIcon(folderIcon); 2261 } 2262 2263 public void closeFolder() { 2264 Folder folder = mWorkspace.getOpenFolder(); 2265 if (folder != null) { 2266 if (folder.isEditingName()) { 2267 folder.dismissEditingName(); 2268 } 2269 closeFolder(folder); 2270 2271 // Dismiss the folder cling 2272 dismissFolderCling(null); 2273 } 2274 } 2275 2276 void closeFolder(Folder folder) { 2277 folder.getInfo().opened = false; 2278 2279 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2280 if (parent != null) { 2281 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2282 shrinkAndFadeInFolderIcon(fi); 2283 } 2284 folder.animateClosed(); 2285 } 2286 2287 public boolean onLongClick(View v) { 2288 if (!isDraggingEnabled()) return false; 2289 if (isWorkspaceLocked()) return false; 2290 if (mState != State.WORKSPACE) return false; 2291 2292 if (!(v instanceof CellLayout)) { 2293 v = (View) v.getParent().getParent(); 2294 } 2295 2296 resetAddInfo(); 2297 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2298 // This happens when long clicking an item with the dpad/trackball 2299 if (longClickCellInfo == null) { 2300 return true; 2301 } 2302 2303 // The hotseat touch handling does not go through Workspace, and we always allow long press 2304 // on hotseat items. 2305 final View itemUnderLongClick = longClickCellInfo.cell; 2306 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2307 if (allowLongPress && !mDragController.isDragging()) { 2308 if (itemUnderLongClick == null) { 2309 // User long pressed on empty space 2310 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2311 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2312 startWallpaper(); 2313 } else { 2314 if (!(itemUnderLongClick instanceof Folder)) { 2315 // User long pressed on an item 2316 mWorkspace.startDrag(longClickCellInfo); 2317 } 2318 } 2319 } 2320 return true; 2321 } 2322 2323 boolean isHotseatLayout(View layout) { 2324 return mHotseat != null && layout != null && 2325 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2326 } 2327 Hotseat getHotseat() { 2328 return mHotseat; 2329 } 2330 SearchDropTargetBar getSearchBar() { 2331 return mSearchDropTargetBar; 2332 } 2333 2334 /** 2335 * Returns the CellLayout of the specified container at the specified screen. 2336 */ 2337 CellLayout getCellLayout(long container, int screen) { 2338 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2339 if (mHotseat != null) { 2340 return mHotseat.getLayout(); 2341 } else { 2342 return null; 2343 } 2344 } else { 2345 return (CellLayout) mWorkspace.getChildAt(screen); 2346 } 2347 } 2348 2349 Workspace getWorkspace() { 2350 return mWorkspace; 2351 } 2352 2353 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2354 public boolean isAllAppsVisible() { 2355 return (mState == State.APPS_CUSTOMIZE) || (mOnResumeState == State.APPS_CUSTOMIZE); 2356 } 2357 2358 public boolean isAllAppsButtonRank(int rank) { 2359 return mHotseat.isAllAppsButtonRank(rank); 2360 } 2361 2362 /** 2363 * Helper method for the cameraZoomIn/cameraZoomOut animations 2364 * @param view The view being animated 2365 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2366 * @param scaleFactor The scale factor used for the zoom 2367 */ 2368 private void setPivotsForZoom(View view, float scaleFactor) { 2369 view.setPivotX(view.getWidth() / 2.0f); 2370 view.setPivotY(view.getHeight() / 2.0f); 2371 } 2372 2373 void disableWallpaperIfInAllApps() { 2374 // Only disable it if we are in all apps 2375 if (isAllAppsVisible()) { 2376 if (mAppsCustomizeTabHost != null && 2377 !mAppsCustomizeTabHost.isTransitioning()) { 2378 updateWallpaperVisibility(false); 2379 } 2380 } 2381 } 2382 2383 void updateWallpaperVisibility(boolean visible) { 2384 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2385 int curflags = getWindow().getAttributes().flags 2386 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2387 if (wpflags != curflags) { 2388 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2389 } 2390 } 2391 2392 private void dispatchOnLauncherTransitionPrepare(View v, boolean animated, boolean toWorkspace) { 2393 if (v instanceof LauncherTransitionable) { 2394 ((LauncherTransitionable) v).onLauncherTransitionPrepare(this, animated, toWorkspace); 2395 } 2396 } 2397 2398 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2399 if (v instanceof LauncherTransitionable) { 2400 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2401 } 2402 2403 // Update the workspace transition step as well 2404 dispatchOnLauncherTransitionStep(v, 0f); 2405 } 2406 2407 private void dispatchOnLauncherTransitionStep(View v, float t) { 2408 if (v instanceof LauncherTransitionable) { 2409 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2410 } 2411 } 2412 2413 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2414 if (v instanceof LauncherTransitionable) { 2415 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2416 } 2417 2418 // Update the workspace transition step as well 2419 dispatchOnLauncherTransitionStep(v, 1f); 2420 } 2421 2422 /** 2423 * Things to test when changing the following seven functions. 2424 * - Home from workspace 2425 * - from center screen 2426 * - from other screens 2427 * - Home from all apps 2428 * - from center screen 2429 * - from other screens 2430 * - Back from all apps 2431 * - from center screen 2432 * - from other screens 2433 * - Launch app from workspace and quit 2434 * - with back 2435 * - with home 2436 * - Launch app from all apps and quit 2437 * - with back 2438 * - with home 2439 * - Go to a screen that's not the default, then all 2440 * apps, and launch and app, and go back 2441 * - with back 2442 * -with home 2443 * - On workspace, long press power and go back 2444 * - with back 2445 * - with home 2446 * - On all apps, long press power and go back 2447 * - with back 2448 * - with home 2449 * - On workspace, power off 2450 * - On all apps, power off 2451 * - Launch an app and turn off the screen while in that app 2452 * - Go back with home key 2453 * - Go back with back key TODO: make this not go to workspace 2454 * - From all apps 2455 * - From workspace 2456 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2457 * - From all apps 2458 * - From the center workspace 2459 * - From another workspace 2460 */ 2461 2462 /** 2463 * Zoom the camera out from the workspace to reveal 'toView'. 2464 * Assumes that the view to show is anchored at either the very top or very bottom 2465 * of the screen. 2466 */ 2467 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2468 if (mStateAnimation != null) { 2469 mStateAnimation.cancel(); 2470 mStateAnimation = null; 2471 } 2472 final Resources res = getResources(); 2473 2474 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2475 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2476 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2477 final View fromView = mWorkspace; 2478 final AppsCustomizeTabHost toView = mAppsCustomizeTabHost; 2479 final int startDelay = 2480 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2481 2482 setPivotsForZoom(toView, scale); 2483 2484 // Shrink workspaces away if going to AppsCustomize from workspace 2485 Animator workspaceAnim = 2486 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2487 2488 if (animated) { 2489 toView.setScaleX(scale); 2490 toView.setScaleY(scale); 2491 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2492 scaleAnim. 2493 scaleX(1f).scaleY(1f). 2494 setDuration(duration). 2495 setInterpolator(new Workspace.ZoomOutInterpolator()); 2496 2497 toView.setVisibility(View.VISIBLE); 2498 toView.setAlpha(0f); 2499 final ObjectAnimator alphaAnim = ObjectAnimator 2500 .ofFloat(toView, "alpha", 0f, 1f) 2501 .setDuration(fadeDuration); 2502 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2503 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2504 @Override 2505 public void onAnimationUpdate(ValueAnimator animation) { 2506 if (animation == null) { 2507 throw new RuntimeException("animation is null"); 2508 } 2509 float t = (Float) animation.getAnimatedValue(); 2510 dispatchOnLauncherTransitionStep(fromView, t); 2511 dispatchOnLauncherTransitionStep(toView, t); 2512 } 2513 }); 2514 2515 // toView should appear right at the end of the workspace shrink 2516 // animation 2517 mStateAnimation = LauncherAnimUtils.createAnimatorSet(); 2518 mStateAnimation.play(scaleAnim).after(startDelay); 2519 mStateAnimation.play(alphaAnim).after(startDelay); 2520 2521 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2522 boolean animationCancelled = false; 2523 2524 @Override 2525 public void onAnimationStart(Animator animation) { 2526 updateWallpaperVisibility(true); 2527 // Prepare the position 2528 toView.setTranslationX(0.0f); 2529 toView.setTranslationY(0.0f); 2530 toView.setVisibility(View.VISIBLE); 2531 toView.bringToFront(); 2532 } 2533 @Override 2534 public void onAnimationEnd(Animator animation) { 2535 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2536 dispatchOnLauncherTransitionEnd(toView, animated, false); 2537 2538 if (mWorkspace != null && !springLoaded && !LauncherApplication.isScreenLarge()) { 2539 // Hide the workspace scrollbar 2540 mWorkspace.hideScrollingIndicator(true); 2541 hideDockDivider(); 2542 } 2543 if (!animationCancelled) { 2544 updateWallpaperVisibility(false); 2545 } 2546 2547 // Hide the search bar 2548 if (mSearchDropTargetBar != null) { 2549 mSearchDropTargetBar.hideSearchBar(false); 2550 } 2551 } 2552 2553 @Override 2554 public void onAnimationCancel(Animator animation) { 2555 animationCancelled = true; 2556 } 2557 }); 2558 2559 if (workspaceAnim != null) { 2560 mStateAnimation.play(workspaceAnim); 2561 } 2562 2563 boolean delayAnim = false; 2564 final ViewTreeObserver observer; 2565 2566 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2567 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2568 2569 // If any of the objects being animated haven't been measured/laid out 2570 // yet, delay the animation until we get a layout pass 2571 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2572 (mWorkspace.getMeasuredWidth() == 0) || 2573 (toView.getMeasuredWidth() == 0)) { 2574 observer = mWorkspace.getViewTreeObserver(); 2575 delayAnim = true; 2576 } else { 2577 observer = null; 2578 } 2579 2580 final AnimatorSet stateAnimation = mStateAnimation; 2581 final Runnable startAnimRunnable = new Runnable() { 2582 public void run() { 2583 // Check that mStateAnimation hasn't changed while 2584 // we waited for a layout/draw pass 2585 if (mStateAnimation != stateAnimation) 2586 return; 2587 setPivotsForZoom(toView, scale); 2588 dispatchOnLauncherTransitionStart(fromView, animated, false); 2589 dispatchOnLauncherTransitionStart(toView, animated, false); 2590 toView.post(new Runnable() { 2591 public void run() { 2592 // Check that mStateAnimation hasn't changed while 2593 // we waited for a layout/draw pass 2594 if (mStateAnimation != stateAnimation) 2595 return; 2596 mStateAnimation.start(); 2597 } 2598 }); 2599 } 2600 }; 2601 if (delayAnim) { 2602 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() { 2603 public void onGlobalLayout() { 2604 toView.post(startAnimRunnable); 2605 observer.removeOnGlobalLayoutListener(this); 2606 } 2607 }; 2608 observer.addOnGlobalLayoutListener(delayedStart); 2609 } else { 2610 startAnimRunnable.run(); 2611 } 2612 } else { 2613 toView.setTranslationX(0.0f); 2614 toView.setTranslationY(0.0f); 2615 toView.setScaleX(1.0f); 2616 toView.setScaleY(1.0f); 2617 toView.setVisibility(View.VISIBLE); 2618 toView.bringToFront(); 2619 2620 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2621 // Hide the workspace scrollbar 2622 mWorkspace.hideScrollingIndicator(true); 2623 hideDockDivider(); 2624 2625 // Hide the search bar 2626 if (mSearchDropTargetBar != null) { 2627 mSearchDropTargetBar.hideSearchBar(false); 2628 } 2629 } 2630 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2631 dispatchOnLauncherTransitionStart(fromView, animated, false); 2632 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2633 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2634 dispatchOnLauncherTransitionStart(toView, animated, false); 2635 dispatchOnLauncherTransitionEnd(toView, animated, false); 2636 updateWallpaperVisibility(false); 2637 } 2638 } 2639 2640 /** 2641 * Zoom the camera back into the workspace, hiding 'fromView'. 2642 * This is the opposite of showAppsCustomizeHelper. 2643 * @param animated If true, the transition will be animated. 2644 */ 2645 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2646 final boolean springLoaded, final Runnable onCompleteRunnable) { 2647 2648 if (mStateAnimation != null) { 2649 mStateAnimation.cancel(); 2650 mStateAnimation = null; 2651 } 2652 Resources res = getResources(); 2653 2654 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2655 final int fadeOutDuration = 2656 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2657 final float scaleFactor = (float) 2658 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2659 final View fromView = mAppsCustomizeTabHost; 2660 final View toView = mWorkspace; 2661 Animator workspaceAnim = null; 2662 2663 if (toState == State.WORKSPACE) { 2664 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2665 workspaceAnim = mWorkspace.getChangeStateAnimation( 2666 Workspace.State.NORMAL, animated, stagger); 2667 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2668 workspaceAnim = mWorkspace.getChangeStateAnimation( 2669 Workspace.State.SPRING_LOADED, animated); 2670 } 2671 2672 setPivotsForZoom(fromView, scaleFactor); 2673 updateWallpaperVisibility(true); 2674 showHotseat(animated); 2675 if (animated) { 2676 final LauncherViewPropertyAnimator scaleAnim = 2677 new LauncherViewPropertyAnimator(fromView); 2678 scaleAnim. 2679 scaleX(scaleFactor).scaleY(scaleFactor). 2680 setDuration(duration). 2681 setInterpolator(new Workspace.ZoomInInterpolator()); 2682 2683 final ObjectAnimator alphaAnim = ObjectAnimator 2684 .ofFloat(fromView, "alpha", 1f, 0f) 2685 .setDuration(fadeOutDuration); 2686 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2687 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2688 @Override 2689 public void onAnimationUpdate(ValueAnimator animation) { 2690 float t = 1f - (Float) animation.getAnimatedValue(); 2691 dispatchOnLauncherTransitionStep(fromView, t); 2692 dispatchOnLauncherTransitionStep(toView, t); 2693 } 2694 }); 2695 2696 mStateAnimation = LauncherAnimUtils.createAnimatorSet(); 2697 2698 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2699 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2700 mAppsCustomizeContent.pauseScrolling(); 2701 2702 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2703 @Override 2704 public void onAnimationEnd(Animator animation) { 2705 updateWallpaperVisibility(true); 2706 fromView.setVisibility(View.GONE); 2707 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2708 dispatchOnLauncherTransitionEnd(toView, animated, true); 2709 if (mWorkspace != null) { 2710 mWorkspace.hideScrollingIndicator(false); 2711 } 2712 if (onCompleteRunnable != null) { 2713 onCompleteRunnable.run(); 2714 } 2715 mAppsCustomizeContent.updateCurrentPageScroll(); 2716 mAppsCustomizeContent.resumeScrolling(); 2717 } 2718 }); 2719 2720 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2721 if (workspaceAnim != null) { 2722 mStateAnimation.play(workspaceAnim); 2723 } 2724 dispatchOnLauncherTransitionStart(fromView, animated, true); 2725 dispatchOnLauncherTransitionStart(toView, animated, true); 2726 final Animator stateAnimation = mStateAnimation; 2727 mWorkspace.post(new Runnable() { 2728 public void run() { 2729 if (stateAnimation != mStateAnimation) 2730 return; 2731 mStateAnimation.start(); 2732 } 2733 }); 2734 } else { 2735 fromView.setVisibility(View.GONE); 2736 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2737 dispatchOnLauncherTransitionStart(fromView, animated, true); 2738 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2739 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2740 dispatchOnLauncherTransitionStart(toView, animated, true); 2741 dispatchOnLauncherTransitionEnd(toView, animated, true); 2742 mWorkspace.hideScrollingIndicator(false); 2743 } 2744 } 2745 2746 @Override 2747 public void onTrimMemory(int level) { 2748 super.onTrimMemory(level); 2749 if (level >= ComponentCallbacks2.TRIM_MEMORY_MODERATE) { 2750 mAppsCustomizeTabHost.onTrimMemory(); 2751 } 2752 } 2753 2754 @Override 2755 public void onWindowFocusChanged(boolean hasFocus) { 2756 if (!hasFocus) { 2757 // When another window occludes launcher (like the notification shade, or recents), 2758 // ensure that we enable the wallpaper flag so that transitions are done correctly. 2759 updateWallpaperVisibility(true); 2760 } else { 2761 // When launcher has focus again, disable the wallpaper if we are in AllApps 2762 mWorkspace.postDelayed(new Runnable() { 2763 @Override 2764 public void run() { 2765 disableWallpaperIfInAllApps(); 2766 } 2767 }, 500); 2768 } 2769 } 2770 2771 void showWorkspace(boolean animated) { 2772 showWorkspace(animated, null); 2773 } 2774 2775 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2776 if (mState != State.WORKSPACE) { 2777 boolean wasInSpringLoadedMode = (mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2778 mWorkspace.setVisibility(View.VISIBLE); 2779 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2780 2781 // Show the search bar (only animate if we were showing the drop target bar in spring 2782 // loaded mode) 2783 if (mSearchDropTargetBar != null) { 2784 mSearchDropTargetBar.showSearchBar(wasInSpringLoadedMode); 2785 } 2786 2787 // We only need to animate in the dock divider if we're going from spring loaded mode 2788 showDockDivider(animated && wasInSpringLoadedMode); 2789 2790 // Set focus to the AppsCustomize button 2791 if (mAllAppsButton != null) { 2792 mAllAppsButton.requestFocus(); 2793 } 2794 } 2795 2796 mWorkspace.flashScrollingIndicator(animated); 2797 2798 // Change the state *after* we've called all the transition code 2799 mState = State.WORKSPACE; 2800 2801 // Resume the auto-advance of widgets 2802 mUserPresent = true; 2803 updateRunning(); 2804 2805 // Send an accessibility event to announce the context change 2806 getWindow().getDecorView() 2807 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2808 } 2809 2810 void showAllApps(boolean animated) { 2811 if (mState != State.WORKSPACE) return; 2812 2813 showAppsCustomizeHelper(animated, false); 2814 mAppsCustomizeTabHost.requestFocus(); 2815 2816 // Change the state *after* we've called all the transition code 2817 mState = State.APPS_CUSTOMIZE; 2818 2819 // Pause the auto-advance of widgets until we are out of AllApps 2820 mUserPresent = false; 2821 updateRunning(); 2822 closeFolder(); 2823 2824 // Send an accessibility event to announce the context change 2825 getWindow().getDecorView() 2826 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2827 } 2828 2829 void enterSpringLoadedDragMode() { 2830 if (isAllAppsVisible()) { 2831 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2832 hideDockDivider(); 2833 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2834 } 2835 } 2836 2837 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2838 final Runnable onCompleteRunnable) { 2839 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2840 2841 mHandler.postDelayed(new Runnable() { 2842 @Override 2843 public void run() { 2844 if (successfulDrop) { 2845 // Before we show workspace, hide all apps again because 2846 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2847 // clean up our state transition functions 2848 mAppsCustomizeTabHost.setVisibility(View.GONE); 2849 showWorkspace(true, onCompleteRunnable); 2850 } else { 2851 exitSpringLoadedDragMode(); 2852 } 2853 } 2854 }, (extendedDelay ? 2855 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2856 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2857 } 2858 2859 void exitSpringLoadedDragMode() { 2860 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2861 final boolean animated = true; 2862 final boolean springLoaded = true; 2863 showAppsCustomizeHelper(animated, springLoaded); 2864 mState = State.APPS_CUSTOMIZE; 2865 } 2866 // Otherwise, we are not in spring loaded mode, so don't do anything. 2867 } 2868 2869 void hideDockDivider() { 2870 if (mQsbDivider != null && mDockDivider != null) { 2871 mQsbDivider.setVisibility(View.INVISIBLE); 2872 mDockDivider.setVisibility(View.INVISIBLE); 2873 } 2874 } 2875 2876 void showDockDivider(boolean animated) { 2877 if (mQsbDivider != null && mDockDivider != null) { 2878 mQsbDivider.setVisibility(View.VISIBLE); 2879 mDockDivider.setVisibility(View.VISIBLE); 2880 if (mDividerAnimator != null) { 2881 mDividerAnimator.cancel(); 2882 mQsbDivider.setAlpha(1f); 2883 mDockDivider.setAlpha(1f); 2884 mDividerAnimator = null; 2885 } 2886 if (animated) { 2887 mDividerAnimator = LauncherAnimUtils.createAnimatorSet(); 2888 mDividerAnimator.playTogether(LauncherAnimUtils.ofFloat(mQsbDivider, "alpha", 1f), 2889 LauncherAnimUtils.ofFloat(mDockDivider, "alpha", 1f)); 2890 int duration = 0; 2891 if (mSearchDropTargetBar != null) { 2892 duration = mSearchDropTargetBar.getTransitionInDuration(); 2893 } 2894 mDividerAnimator.setDuration(duration); 2895 mDividerAnimator.start(); 2896 } 2897 } 2898 } 2899 2900 void lockAllApps() { 2901 // TODO 2902 } 2903 2904 void unlockAllApps() { 2905 // TODO 2906 } 2907 2908 /** 2909 * Shows the hotseat area. 2910 */ 2911 void showHotseat(boolean animated) { 2912 if (!LauncherApplication.isScreenLarge()) { 2913 if (animated) { 2914 if (mHotseat.getAlpha() != 1f) { 2915 int duration = 0; 2916 if (mSearchDropTargetBar != null) { 2917 duration = mSearchDropTargetBar.getTransitionInDuration(); 2918 } 2919 mHotseat.animate().alpha(1f).setDuration(duration); 2920 } 2921 } else { 2922 mHotseat.setAlpha(1f); 2923 } 2924 } 2925 } 2926 2927 /** 2928 * Hides the hotseat area. 2929 */ 2930 void hideHotseat(boolean animated) { 2931 if (!LauncherApplication.isScreenLarge()) { 2932 if (animated) { 2933 if (mHotseat.getAlpha() != 0f) { 2934 int duration = 0; 2935 if (mSearchDropTargetBar != null) { 2936 duration = mSearchDropTargetBar.getTransitionOutDuration(); 2937 } 2938 mHotseat.animate().alpha(0f).setDuration(duration); 2939 } 2940 } else { 2941 mHotseat.setAlpha(0f); 2942 } 2943 } 2944 } 2945 2946 /** 2947 * Add an item from all apps or customize onto the given workspace screen. 2948 * If layout is null, add to the current screen. 2949 */ 2950 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2951 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2952 showOutOfSpaceMessage(isHotseatLayout(layout)); 2953 } 2954 } 2955 2956 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2957 private int getCurrentOrientationIndexForGlobalIcons() { 2958 // default - 0, landscape - 1 2959 switch (getResources().getConfiguration().orientation) { 2960 case Configuration.ORIENTATION_LANDSCAPE: 2961 return 1; 2962 default: 2963 return 0; 2964 } 2965 } 2966 2967 private Drawable getExternalPackageToolbarIcon(ComponentName activityName, String resourceName) { 2968 try { 2969 PackageManager packageManager = getPackageManager(); 2970 // Look for the toolbar icon specified in the activity meta-data 2971 Bundle metaData = packageManager.getActivityInfo( 2972 activityName, PackageManager.GET_META_DATA).metaData; 2973 if (metaData != null) { 2974 int iconResId = metaData.getInt(resourceName); 2975 if (iconResId != 0) { 2976 Resources res = packageManager.getResourcesForActivity(activityName); 2977 return res.getDrawable(iconResId); 2978 } 2979 } 2980 } catch (NameNotFoundException e) { 2981 // This can happen if the activity defines an invalid drawable 2982 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2983 " not found", e); 2984 } catch (Resources.NotFoundException nfe) { 2985 // This can happen if the activity defines an invalid drawable 2986 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2987 nfe); 2988 } 2989 return null; 2990 } 2991 2992 // if successful in getting icon, return it; otherwise, set button to use default drawable 2993 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2994 int buttonId, ComponentName activityName, int fallbackDrawableId, 2995 String toolbarResourceName) { 2996 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2997 Resources r = getResources(); 2998 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2999 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 3000 3001 TextView button = (TextView) findViewById(buttonId); 3002 // If we were unable to find the icon via the meta-data, use a generic one 3003 if (toolbarIcon == null) { 3004 toolbarIcon = r.getDrawable(fallbackDrawableId); 3005 toolbarIcon.setBounds(0, 0, w, h); 3006 if (button != null) { 3007 button.setCompoundDrawables(toolbarIcon, null, null, null); 3008 } 3009 return null; 3010 } else { 3011 toolbarIcon.setBounds(0, 0, w, h); 3012 if (button != null) { 3013 button.setCompoundDrawables(toolbarIcon, null, null, null); 3014 } 3015 return toolbarIcon.getConstantState(); 3016 } 3017 } 3018 3019 // if successful in getting icon, return it; otherwise, set button to use default drawable 3020 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 3021 int buttonId, ComponentName activityName, int fallbackDrawableId, 3022 String toolbarResourceName) { 3023 ImageView button = (ImageView) findViewById(buttonId); 3024 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 3025 3026 if (button != null) { 3027 // If we were unable to find the icon via the meta-data, use a 3028 // generic one 3029 if (toolbarIcon == null) { 3030 button.setImageResource(fallbackDrawableId); 3031 } else { 3032 button.setImageDrawable(toolbarIcon); 3033 } 3034 } 3035 3036 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 3037 3038 } 3039 3040 private void updateTextButtonWithDrawable(int buttonId, Drawable d) { 3041 TextView button = (TextView) findViewById(buttonId); 3042 button.setCompoundDrawables(d, null, null, null); 3043 } 3044 3045 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3046 ImageView button = (ImageView) findViewById(buttonId); 3047 button.setImageDrawable(d.newDrawable(getResources())); 3048 } 3049 3050 private void invalidatePressedFocusedStates(View container, View button) { 3051 if (container instanceof HolographicLinearLayout) { 3052 HolographicLinearLayout layout = (HolographicLinearLayout) container; 3053 layout.invalidatePressedFocusedStates(); 3054 } else if (button instanceof HolographicImageView) { 3055 HolographicImageView view = (HolographicImageView) button; 3056 view.invalidatePressedFocusedStates(); 3057 } 3058 } 3059 3060 private boolean updateGlobalSearchIcon() { 3061 final View searchButtonContainer = findViewById(R.id.search_button_container); 3062 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 3063 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3064 final View voiceButton = findViewById(R.id.voice_button); 3065 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3066 3067 final SearchManager searchManager = 3068 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3069 ComponentName activityName = searchManager.getGlobalSearchActivity(); 3070 if (activityName != null) { 3071 int coi = getCurrentOrientationIndexForGlobalIcons(); 3072 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3073 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 3074 TOOLBAR_SEARCH_ICON_METADATA_NAME); 3075 if (sGlobalSearchIcon[coi] == null) { 3076 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3077 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 3078 TOOLBAR_ICON_METADATA_NAME); 3079 } 3080 3081 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 3082 searchButton.setVisibility(View.VISIBLE); 3083 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 3084 return true; 3085 } else { 3086 // We disable both search and voice search when there is no global search provider 3087 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 3088 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3089 searchButton.setVisibility(View.GONE); 3090 voiceButton.setVisibility(View.GONE); 3091 if (voiceButtonProxy != null) { 3092 voiceButtonProxy.setVisibility(View.GONE); 3093 } 3094 return false; 3095 } 3096 } 3097 3098 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 3099 final View searchButtonContainer = findViewById(R.id.search_button_container); 3100 final View searchButton = (ImageView) findViewById(R.id.search_button); 3101 updateButtonWithDrawable(R.id.search_button, d); 3102 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 3103 } 3104 3105 private boolean updateVoiceSearchIcon(boolean searchVisible) { 3106 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3107 final View voiceButton = findViewById(R.id.voice_button); 3108 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3109 3110 // We only show/update the voice search icon if the search icon is enabled as well 3111 final SearchManager searchManager = 3112 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3113 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 3114 3115 ComponentName activityName = null; 3116 if (globalSearchActivity != null) { 3117 // Check if the global search activity handles voice search 3118 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3119 intent.setPackage(globalSearchActivity.getPackageName()); 3120 activityName = intent.resolveActivity(getPackageManager()); 3121 } 3122 3123 if (activityName == null) { 3124 // Fallback: check if an activity other than the global search activity 3125 // resolves this 3126 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3127 activityName = intent.resolveActivity(getPackageManager()); 3128 } 3129 if (searchVisible && activityName != null) { 3130 int coi = getCurrentOrientationIndexForGlobalIcons(); 3131 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3132 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3133 TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME); 3134 if (sVoiceSearchIcon[coi] == null) { 3135 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3136 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3137 TOOLBAR_ICON_METADATA_NAME); 3138 } 3139 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 3140 voiceButton.setVisibility(View.VISIBLE); 3141 if (voiceButtonProxy != null) { 3142 voiceButtonProxy.setVisibility(View.VISIBLE); 3143 } 3144 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3145 return true; 3146 } else { 3147 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3148 voiceButton.setVisibility(View.GONE); 3149 if (voiceButtonProxy != null) { 3150 voiceButtonProxy.setVisibility(View.GONE); 3151 } 3152 return false; 3153 } 3154 } 3155 3156 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3157 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3158 final View voiceButton = findViewById(R.id.voice_button); 3159 updateButtonWithDrawable(R.id.voice_button, d); 3160 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3161 } 3162 3163 /** 3164 * Sets the app market icon 3165 */ 3166 private void updateAppMarketIcon() { 3167 final View marketButton = findViewById(R.id.market_button); 3168 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3169 // Find the app market activity by resolving an intent. 3170 // (If multiple app markets are installed, it will return the ResolverActivity.) 3171 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3172 if (activityName != null) { 3173 int coi = getCurrentOrientationIndexForGlobalIcons(); 3174 mAppMarketIntent = intent; 3175 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 3176 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo, 3177 TOOLBAR_ICON_METADATA_NAME); 3178 marketButton.setVisibility(View.VISIBLE); 3179 } else { 3180 // We should hide and disable the view so that we don't try and restore the visibility 3181 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3182 marketButton.setVisibility(View.GONE); 3183 marketButton.setEnabled(false); 3184 } 3185 } 3186 3187 private void updateAppMarketIcon(Drawable.ConstantState d) { 3188 // Ensure that the new drawable we are creating has the approprate toolbar icon bounds 3189 Resources r = getResources(); 3190 Drawable marketIconDrawable = d.newDrawable(r); 3191 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 3192 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 3193 marketIconDrawable.setBounds(0, 0, w, h); 3194 3195 updateTextButtonWithDrawable(R.id.market_button, marketIconDrawable); 3196 } 3197 3198 @Override 3199 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 3200 final boolean result = super.dispatchPopulateAccessibilityEvent(event); 3201 final List<CharSequence> text = event.getText(); 3202 text.clear(); 3203 // Populate event with a fake title based on the current state. 3204 if (mState == State.APPS_CUSTOMIZE) { 3205 text.add(getString(R.string.all_apps_button_label)); 3206 } else { 3207 text.add(getString(R.string.all_apps_home_button_label)); 3208 } 3209 return result; 3210 } 3211 3212 /** 3213 * Receives notifications when system dialogs are to be closed. 3214 */ 3215 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3216 @Override 3217 public void onReceive(Context context, Intent intent) { 3218 closeSystemDialogs(); 3219 } 3220 } 3221 3222 /** 3223 * Receives notifications whenever the appwidgets are reset. 3224 */ 3225 private class AppWidgetResetObserver extends ContentObserver { 3226 public AppWidgetResetObserver() { 3227 super(new Handler()); 3228 } 3229 3230 @Override 3231 public void onChange(boolean selfChange) { 3232 onAppWidgetReset(); 3233 } 3234 } 3235 3236 /** 3237 * If the activity is currently paused, signal that we need to re-run the loader 3238 * in onResume. 3239 * 3240 * This needs to be called from incoming places where resources might have been loaded 3241 * while we are paused. That is becaues the Configuration might be wrong 3242 * when we're not running, and if it comes back to what it was when we 3243 * were paused, we are not restarted. 3244 * 3245 * Implementation of the method from LauncherModel.Callbacks. 3246 * 3247 * @return true if we are currently paused. The caller might be able to 3248 * skip some work in that case since we will come back again. 3249 */ 3250 public boolean setLoadOnResume() { 3251 if (mPaused) { 3252 Log.i(TAG, "setLoadOnResume"); 3253 mOnResumeNeedsLoad = true; 3254 return true; 3255 } else { 3256 return false; 3257 } 3258 } 3259 3260 /** 3261 * Implementation of the method from LauncherModel.Callbacks. 3262 */ 3263 public int getCurrentWorkspaceScreen() { 3264 if (mWorkspace != null) { 3265 return mWorkspace.getCurrentPage(); 3266 } else { 3267 return SCREEN_COUNT / 2; 3268 } 3269 } 3270 3271 /** 3272 * Refreshes the shortcuts shown on the workspace. 3273 * 3274 * Implementation of the method from LauncherModel.Callbacks. 3275 */ 3276 public void startBinding() { 3277 final Workspace workspace = mWorkspace; 3278 3279 mNewShortcutAnimatePage = -1; 3280 mNewShortcutAnimateViews.clear(); 3281 mWorkspace.clearDropTargets(); 3282 int count = workspace.getChildCount(); 3283 for (int i = 0; i < count; i++) { 3284 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3285 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3286 layoutParent.removeAllViewsInLayout(); 3287 } 3288 mWidgetsToAdvance.clear(); 3289 if (mHotseat != null) { 3290 mHotseat.resetLayout(); 3291 } 3292 } 3293 3294 /** 3295 * Bind the items start-end from the list. 3296 * 3297 * Implementation of the method from LauncherModel.Callbacks. 3298 */ 3299 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3300 setLoadOnResume(); 3301 3302 // Get the list of added shortcuts and intersect them with the set of shortcuts here 3303 Set<String> newApps = new HashSet<String>(); 3304 newApps = mSharedPrefs.getStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, newApps); 3305 3306 Workspace workspace = mWorkspace; 3307 for (int i = start; i < end; i++) { 3308 final ItemInfo item = shortcuts.get(i); 3309 3310 // Short circuit if we are loading dock items for a configuration which has no dock 3311 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 3312 mHotseat == null) { 3313 continue; 3314 } 3315 3316 switch (item.itemType) { 3317 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3318 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3319 ShortcutInfo info = (ShortcutInfo) item; 3320 String uri = info.intent.toUri(0).toString(); 3321 View shortcut = createShortcut(info); 3322 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 3323 item.cellY, 1, 1, false); 3324 boolean animateIconUp = false; 3325 synchronized (newApps) { 3326 if (newApps.contains(uri)) { 3327 animateIconUp = newApps.remove(uri); 3328 } 3329 } 3330 if (animateIconUp) { 3331 // Prepare the view to be animated up 3332 shortcut.setAlpha(0f); 3333 shortcut.setScaleX(0f); 3334 shortcut.setScaleY(0f); 3335 mNewShortcutAnimatePage = item.screen; 3336 if (!mNewShortcutAnimateViews.contains(shortcut)) { 3337 mNewShortcutAnimateViews.add(shortcut); 3338 } 3339 } 3340 break; 3341 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3342 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3343 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3344 (FolderInfo) item, mIconCache); 3345 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 3346 item.cellY, 1, 1, false); 3347 break; 3348 } 3349 } 3350 3351 workspace.requestLayout(); 3352 } 3353 3354 /** 3355 * Implementation of the method from LauncherModel.Callbacks. 3356 */ 3357 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3358 setLoadOnResume(); 3359 sFolders.clear(); 3360 sFolders.putAll(folders); 3361 } 3362 3363 /** 3364 * Add the views for a widget to the workspace. 3365 * 3366 * Implementation of the method from LauncherModel.Callbacks. 3367 */ 3368 public void bindAppWidget(LauncherAppWidgetInfo item) { 3369 setLoadOnResume(); 3370 3371 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3372 if (DEBUG_WIDGETS) { 3373 Log.d(TAG, "bindAppWidget: " + item); 3374 } 3375 final Workspace workspace = mWorkspace; 3376 3377 final int appWidgetId = item.appWidgetId; 3378 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3379 if (DEBUG_WIDGETS) { 3380 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3381 } 3382 3383 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3384 3385 item.hostView.setTag(item); 3386 item.onBindAppWidget(this); 3387 3388 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 3389 item.cellY, item.spanX, item.spanY, false); 3390 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3391 3392 workspace.requestLayout(); 3393 3394 if (DEBUG_WIDGETS) { 3395 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3396 + (SystemClock.uptimeMillis()-start) + "ms"); 3397 } 3398 } 3399 3400 public void onPageBoundSynchronously(int page) { 3401 mSynchronouslyBoundPages.add(page); 3402 } 3403 3404 /** 3405 * Callback saying that there aren't any more items to bind. 3406 * 3407 * Implementation of the method from LauncherModel.Callbacks. 3408 */ 3409 public void finishBindingItems() { 3410 setLoadOnResume(); 3411 3412 if (mSavedState != null) { 3413 if (!mWorkspace.hasFocus()) { 3414 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3415 } 3416 mSavedState = null; 3417 } 3418 3419 mWorkspace.restoreInstanceStateForRemainingPages(); 3420 3421 // If we received the result of any pending adds while the loader was running (e.g. the 3422 // widget configuration forced an orientation change), process them now. 3423 for (int i = 0; i < sPendingAddList.size(); i++) { 3424 completeAdd(sPendingAddList.get(i)); 3425 } 3426 sPendingAddList.clear(); 3427 3428 // Update the market app icon as necessary (the other icons will be managed in response to 3429 // package changes in bindSearchablesChanged() 3430 updateAppMarketIcon(); 3431 3432 // Animate up any icons as necessary 3433 if (mVisible || mWorkspaceLoading) { 3434 Runnable newAppsRunnable = new Runnable() { 3435 @Override 3436 public void run() { 3437 runNewAppsAnimation(false); 3438 } 3439 }; 3440 3441 boolean willSnapPage = mNewShortcutAnimatePage > -1 && 3442 mNewShortcutAnimatePage != mWorkspace.getCurrentPage(); 3443 if (canRunNewAppsAnimation()) { 3444 // If the user has not interacted recently, then either snap to the new page to show 3445 // the new-apps animation or just run them if they are to appear on the current page 3446 if (willSnapPage) { 3447 mWorkspace.snapToPage(mNewShortcutAnimatePage, newAppsRunnable); 3448 } else { 3449 runNewAppsAnimation(false); 3450 } 3451 } else { 3452 // If the user has interacted recently, then just add the items in place if they 3453 // are on another page (or just normally if they are added to the current page) 3454 runNewAppsAnimation(willSnapPage); 3455 } 3456 } 3457 3458 mWorkspaceLoading = false; 3459 } 3460 3461 private boolean canRunNewAppsAnimation() { 3462 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3463 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3464 } 3465 3466 /** 3467 * Runs a new animation that scales up icons that were added while Launcher was in the 3468 * background. 3469 * 3470 * @param immediate whether to run the animation or show the results immediately 3471 */ 3472 private void runNewAppsAnimation(boolean immediate) { 3473 AnimatorSet anim = LauncherAnimUtils.createAnimatorSet(); 3474 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3475 3476 // Order these new views spatially so that they animate in order 3477 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3478 @Override 3479 public int compare(View a, View b) { 3480 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3481 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3482 int cellCountX = LauncherModel.getCellCountX(); 3483 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3484 } 3485 }); 3486 3487 // Animate each of the views in place (or show them immediately if requested) 3488 if (immediate) { 3489 for (View v : mNewShortcutAnimateViews) { 3490 v.setAlpha(1f); 3491 v.setScaleX(1f); 3492 v.setScaleY(1f); 3493 } 3494 } else { 3495 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3496 View v = mNewShortcutAnimateViews.get(i); 3497 ValueAnimator bounceAnim = LauncherAnimUtils.ofPropertyValuesHolder(v, 3498 PropertyValuesHolder.ofFloat("alpha", 1f), 3499 PropertyValuesHolder.ofFloat("scaleX", 1f), 3500 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3501 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3502 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3503 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3504 bounceAnims.add(bounceAnim); 3505 } 3506 anim.playTogether(bounceAnims); 3507 anim.addListener(new AnimatorListenerAdapter() { 3508 @Override 3509 public void onAnimationEnd(Animator animation) { 3510 if (mWorkspace != null) { 3511 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3512 } 3513 } 3514 }); 3515 anim.start(); 3516 } 3517 3518 // Clean up 3519 mNewShortcutAnimatePage = -1; 3520 mNewShortcutAnimateViews.clear(); 3521 new Thread("clearNewAppsThread") { 3522 public void run() { 3523 mSharedPrefs.edit() 3524 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3525 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3526 .commit(); 3527 } 3528 }.start(); 3529 } 3530 3531 @Override 3532 public void bindSearchablesChanged() { 3533 boolean searchVisible = updateGlobalSearchIcon(); 3534 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3535 if (mSearchDropTargetBar != null) { 3536 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3537 } 3538 } 3539 3540 /** 3541 * Add the icons for all apps. 3542 * 3543 * Implementation of the method from LauncherModel.Callbacks. 3544 */ 3545 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3546 Runnable setAllAppsRunnable = new Runnable() { 3547 public void run() { 3548 if (mAppsCustomizeContent != null) { 3549 mAppsCustomizeContent.setApps(apps); 3550 } 3551 } 3552 }; 3553 3554 // Remove the progress bar entirely; we could also make it GONE 3555 // but better to remove it since we know it's not going to be used 3556 View progressBar = mAppsCustomizeTabHost. 3557 findViewById(R.id.apps_customize_progress_bar); 3558 if (progressBar != null) { 3559 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3560 3561 // We just post the call to setApps so the user sees the progress bar 3562 // disappear-- otherwise, it just looks like the progress bar froze 3563 // which doesn't look great 3564 mAppsCustomizeTabHost.post(setAllAppsRunnable); 3565 } else { 3566 // If we did not initialize the spinner in onCreate, then we can directly set the 3567 // list of applications without waiting for any progress bars views to be hidden. 3568 setAllAppsRunnable.run(); 3569 } 3570 } 3571 3572 /** 3573 * A package was installed. 3574 * 3575 * Implementation of the method from LauncherModel.Callbacks. 3576 */ 3577 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3578 setLoadOnResume(); 3579 3580 if (mAppsCustomizeContent != null) { 3581 mAppsCustomizeContent.addApps(apps); 3582 } 3583 } 3584 3585 /** 3586 * A package was updated. 3587 * 3588 * Implementation of the method from LauncherModel.Callbacks. 3589 */ 3590 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3591 setLoadOnResume(); 3592 if (mWorkspace != null) { 3593 mWorkspace.updateShortcuts(apps); 3594 } 3595 3596 if (mAppsCustomizeContent != null) { 3597 mAppsCustomizeContent.updateApps(apps); 3598 } 3599 } 3600 3601 /** 3602 * A package was uninstalled. 3603 * 3604 * Implementation of the method from LauncherModel.Callbacks. 3605 */ 3606 public void bindAppsRemoved(ArrayList<String> packageNames, boolean permanent) { 3607 if (permanent) { 3608 mWorkspace.removeItems(packageNames); 3609 } 3610 3611 if (mAppsCustomizeContent != null) { 3612 mAppsCustomizeContent.removeApps(packageNames); 3613 } 3614 3615 // Notify the drag controller 3616 mDragController.onAppsRemoved(packageNames, this); 3617 } 3618 3619 /** 3620 * A number of packages were updated. 3621 */ 3622 public void bindPackagesUpdated() { 3623 if (mAppsCustomizeContent != null) { 3624 mAppsCustomizeContent.onPackagesUpdated(); 3625 } 3626 } 3627 3628 private int mapConfigurationOriActivityInfoOri(int configOri) { 3629 final Display d = getWindowManager().getDefaultDisplay(); 3630 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3631 switch (d.getRotation()) { 3632 case Surface.ROTATION_0: 3633 case Surface.ROTATION_180: 3634 // We are currently in the same basic orientation as the natural orientation 3635 naturalOri = configOri; 3636 break; 3637 case Surface.ROTATION_90: 3638 case Surface.ROTATION_270: 3639 // We are currently in the other basic orientation to the natural orientation 3640 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3641 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3642 break; 3643 } 3644 3645 int[] oriMap = { 3646 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3647 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3648 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3649 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3650 }; 3651 // Since the map starts at portrait, we need to offset if this device's natural orientation 3652 // is landscape. 3653 int indexOffset = 0; 3654 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3655 indexOffset = 1; 3656 } 3657 return oriMap[(d.getRotation() + indexOffset) % 4]; 3658 } 3659 3660 public boolean isRotationEnabled() { 3661 boolean forceEnableRotation = doesFileExist(FORCE_ENABLE_ROTATION_PROPERTY); 3662 boolean enableRotation = forceEnableRotation || 3663 getResources().getBoolean(R.bool.allow_rotation); 3664 return enableRotation; 3665 } 3666 public void lockScreenOrientation() { 3667 if (isRotationEnabled()) { 3668 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3669 .getConfiguration().orientation)); 3670 } 3671 } 3672 public void unlockScreenOrientation(boolean immediate) { 3673 if (isRotationEnabled()) { 3674 if (immediate) { 3675 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3676 } else { 3677 mHandler.postDelayed(new Runnable() { 3678 public void run() { 3679 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3680 } 3681 }, mRestoreScreenOrientationDelay); 3682 } 3683 } 3684 } 3685 3686 /* Cling related */ 3687 private boolean isClingsEnabled() { 3688 // disable clings when running in a test harness 3689 if(ActivityManager.isRunningInTestHarness()) return false; 3690 3691 return true; 3692 } 3693 3694 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3695 final Cling cling = (Cling) findViewById(clingId); 3696 if (cling != null) { 3697 cling.init(this, positionData); 3698 cling.setVisibility(View.VISIBLE); 3699 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3700 if (animate) { 3701 cling.buildLayer(); 3702 cling.setAlpha(0f); 3703 cling.animate() 3704 .alpha(1f) 3705 .setInterpolator(new AccelerateInterpolator()) 3706 .setDuration(SHOW_CLING_DURATION) 3707 .setStartDelay(delay) 3708 .start(); 3709 } else { 3710 cling.setAlpha(1f); 3711 } 3712 cling.setFocusableInTouchMode(true); 3713 cling.post(new Runnable() { 3714 public void run() { 3715 cling.setFocusable(true); 3716 cling.requestFocus(); 3717 } 3718 }); 3719 mHideFromAccessibilityHelper.setImportantForAccessibilityToNo( 3720 mDragLayer, clingId == R.id.all_apps_cling); 3721 } 3722 return cling; 3723 } 3724 3725 private void dismissCling(final Cling cling, final String flag, int duration) { 3726 if (cling != null && cling.getVisibility() == View.VISIBLE) { 3727 ObjectAnimator anim = LauncherAnimUtils.ofFloat(cling, "alpha", 0f); 3728 anim.setDuration(duration); 3729 anim.addListener(new AnimatorListenerAdapter() { 3730 public void onAnimationEnd(Animator animation) { 3731 cling.setVisibility(View.GONE); 3732 cling.cleanup(); 3733 // We should update the shared preferences on a background thread 3734 new Thread("dismissClingThread") { 3735 public void run() { 3736 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3737 editor.putBoolean(flag, true); 3738 editor.commit(); 3739 } 3740 }.start(); 3741 }; 3742 }); 3743 anim.start(); 3744 mHideFromAccessibilityHelper.restoreImportantForAccessibility(mDragLayer); 3745 } 3746 } 3747 3748 private void removeCling(int id) { 3749 final View cling = findViewById(id); 3750 if (cling != null) { 3751 final ViewGroup parent = (ViewGroup) cling.getParent(); 3752 parent.post(new Runnable() { 3753 @Override 3754 public void run() { 3755 parent.removeView(cling); 3756 } 3757 }); 3758 mHideFromAccessibilityHelper.restoreImportantForAccessibility(mDragLayer); 3759 } 3760 } 3761 3762 private boolean skipCustomClingIfNoAccounts() { 3763 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3764 boolean customCling = cling.getDrawIdentifier().equals("workspace_custom"); 3765 if (customCling) { 3766 AccountManager am = AccountManager.get(this); 3767 Account[] accounts = am.getAccountsByType("com.google"); 3768 return accounts.length == 0; 3769 } 3770 return false; 3771 } 3772 3773 public void showFirstRunWorkspaceCling() { 3774 // Enable the clings only if they have not been dismissed before 3775 if (isClingsEnabled() && 3776 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false) && 3777 !skipCustomClingIfNoAccounts() ) { 3778 // If we're not using the default workspace layout, replace workspace cling 3779 // with a custom workspace cling (usually specified in an overlay) 3780 // For now, only do this on tablets 3781 if (mSharedPrefs.getInt(LauncherProvider.DEFAULT_WORKSPACE_RESOURCE_ID, 0) != 0 && 3782 getResources().getBoolean(R.bool.config_useCustomClings)) { 3783 // Use a custom cling 3784 View cling = findViewById(R.id.workspace_cling); 3785 ViewGroup clingParent = (ViewGroup) cling.getParent(); 3786 int clingIndex = clingParent.indexOfChild(cling); 3787 clingParent.removeViewAt(clingIndex); 3788 View customCling = mInflater.inflate(R.layout.custom_workspace_cling, clingParent, false); 3789 clingParent.addView(customCling, clingIndex); 3790 customCling.setId(R.id.workspace_cling); 3791 } 3792 initCling(R.id.workspace_cling, null, false, 0); 3793 } else { 3794 removeCling(R.id.workspace_cling); 3795 } 3796 } 3797 public void showFirstRunAllAppsCling(int[] position) { 3798 // Enable the clings only if they have not been dismissed before 3799 if (isClingsEnabled() && 3800 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3801 initCling(R.id.all_apps_cling, position, true, 0); 3802 } else { 3803 removeCling(R.id.all_apps_cling); 3804 } 3805 } 3806 public Cling showFirstRunFoldersCling() { 3807 // Enable the clings only if they have not been dismissed before 3808 if (isClingsEnabled() && 3809 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3810 return initCling(R.id.folder_cling, null, true, 0); 3811 } else { 3812 removeCling(R.id.folder_cling); 3813 return null; 3814 } 3815 } 3816 public boolean isFolderClingVisible() { 3817 Cling cling = (Cling) findViewById(R.id.folder_cling); 3818 if (cling != null) { 3819 return cling.getVisibility() == View.VISIBLE; 3820 } 3821 return false; 3822 } 3823 public void dismissWorkspaceCling(View v) { 3824 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3825 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3826 } 3827 public void dismissAllAppsCling(View v) { 3828 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3829 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3830 } 3831 public void dismissFolderCling(View v) { 3832 Cling cling = (Cling) findViewById(R.id.folder_cling); 3833 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3834 } 3835 3836 /** 3837 * Prints out out state for debugging. 3838 */ 3839 public void dumpState() { 3840 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3841 Log.d(TAG, "mSavedState=" + mSavedState); 3842 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3843 Log.d(TAG, "mRestoring=" + mRestoring); 3844 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3845 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3846 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3847 mModel.dumpState(); 3848 3849 if (mAppsCustomizeContent != null) { 3850 mAppsCustomizeContent.dumpState(); 3851 } 3852 Log.d(TAG, "END launcher2 dump state"); 3853 } 3854 3855 @Override 3856 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 3857 super.dump(prefix, fd, writer, args); 3858 writer.println(" "); 3859 writer.println("Debug logs: "); 3860 for (int i = 0; i < sDumpLogs.size(); i++) { 3861 writer.println(" " + sDumpLogs.get(i)); 3862 } 3863 } 3864 3865 public static void dumpDebugLogsToConsole() { 3866 Log.d(TAG, ""); 3867 Log.d(TAG, "*********************"); 3868 Log.d(TAG, "Launcher debug logs: "); 3869 for (int i = 0; i < sDumpLogs.size(); i++) { 3870 Log.d(TAG, " " + sDumpLogs.get(i)); 3871 } 3872 Log.d(TAG, "*********************"); 3873 Log.d(TAG, ""); 3874 } 3875 } 3876 3877 interface LauncherTransitionable { 3878 View getContent(); 3879 void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace); 3880 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 3881 void onLauncherTransitionStep(Launcher l, float t); 3882 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 3883 } 3884