Launcher.java revision 9f8b2938deaa3c492b9220ad4d63319cc703be1a
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 18package com.android.launcher2; 19 20import android.accounts.Account; 21import android.accounts.AccountManager; 22import android.animation.Animator; 23import android.animation.AnimatorListenerAdapter; 24import android.animation.AnimatorSet; 25import android.animation.ObjectAnimator; 26import android.animation.PropertyValuesHolder; 27import android.animation.ValueAnimator; 28import android.animation.ValueAnimator.AnimatorUpdateListener; 29import android.app.Activity; 30import android.app.ActivityManager; 31import android.app.ActivityOptions; 32import android.app.SearchManager; 33import android.appwidget.AppWidgetHostView; 34import android.appwidget.AppWidgetManager; 35import android.appwidget.AppWidgetProviderInfo; 36import android.content.ActivityNotFoundException; 37import android.content.BroadcastReceiver; 38import android.content.ComponentCallbacks2; 39import android.content.ComponentName; 40import android.content.ContentResolver; 41import android.content.Context; 42import android.content.Intent; 43import android.content.IntentFilter; 44import android.content.SharedPreferences; 45import android.content.pm.ActivityInfo; 46import android.content.pm.LauncherApps; 47import android.content.pm.PackageManager; 48import android.content.pm.PackageManager.NameNotFoundException; 49import android.content.res.Configuration; 50import android.content.res.Resources; 51import android.database.ContentObserver; 52import android.graphics.Bitmap; 53import android.graphics.Canvas; 54import android.graphics.Color; 55import android.graphics.PorterDuff; 56import android.graphics.Rect; 57import android.graphics.drawable.ColorDrawable; 58import android.graphics.drawable.Drawable; 59import android.net.Uri; 60import android.os.AsyncTask; 61import android.os.Bundle; 62import android.os.Environment; 63import android.os.Handler; 64import android.os.Message; 65import android.os.StrictMode; 66import android.os.SystemClock; 67import android.os.UserHandle; 68import android.os.UserManager; 69import android.provider.Settings; 70import android.speech.RecognizerIntent; 71import android.text.Selection; 72import android.text.SpannableStringBuilder; 73import android.text.TextUtils; 74import android.text.method.TextKeyListener; 75import android.util.Log; 76import android.view.Display; 77import android.view.HapticFeedbackConstants; 78import android.view.KeyEvent; 79import android.view.LayoutInflater; 80import android.view.Menu; 81import android.view.MenuItem; 82import android.view.MotionEvent; 83import android.view.Surface; 84import android.view.View; 85import android.view.View.OnLongClickListener; 86import android.view.ViewGroup; 87import android.view.ViewTreeObserver; 88import android.view.ViewTreeObserver.OnGlobalLayoutListener; 89import android.view.WindowManager; 90import android.view.accessibility.AccessibilityEvent; 91import android.view.animation.AccelerateDecelerateInterpolator; 92import android.view.animation.AccelerateInterpolator; 93import android.view.animation.DecelerateInterpolator; 94import android.view.inputmethod.InputMethodManager; 95import android.widget.Advanceable; 96import android.widget.ImageView; 97import android.widget.TextView; 98import android.widget.Toast; 99 100import com.android.common.Search; 101import com.android.launcher.R; 102import com.android.launcher2.DropTarget.DragObject; 103 104import java.io.DataInputStream; 105import java.io.DataOutputStream; 106import java.io.FileDescriptor; 107import java.io.FileNotFoundException; 108import java.io.IOException; 109import java.io.PrintWriter; 110import java.util.ArrayList; 111import java.util.Collection; 112import java.util.Collections; 113import java.util.Comparator; 114import java.util.HashMap; 115import java.util.HashSet; 116import java.util.List; 117import java.util.Set; 118 119/** 120 * Default launcher application. 121 */ 122public final class Launcher extends Activity 123 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 124 View.OnTouchListener { 125 static final String TAG = "Launcher"; 126 static final boolean LOGD = false; 127 128 static final boolean PROFILE_STARTUP = false; 129 static final boolean DEBUG_WIDGETS = false; 130 static final boolean DEBUG_STRICT_MODE = false; 131 static final boolean DEBUG_RESUME_TIME = false; 132 133 private static final int MENU_GROUP_WALLPAPER = 1; 134 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 135 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 136 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 137 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 138 139 private static final int REQUEST_CREATE_SHORTCUT = 1; 140 private static final int REQUEST_CREATE_APPWIDGET = 5; 141 private static final int REQUEST_PICK_APPLICATION = 6; 142 private static final int REQUEST_PICK_SHORTCUT = 7; 143 private static final int REQUEST_PICK_APPWIDGET = 9; 144 private static final int REQUEST_PICK_WALLPAPER = 10; 145 146 private static final int REQUEST_BIND_APPWIDGET = 11; 147 148 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 149 150 static final int SCREEN_COUNT = 5; 151 static final int DEFAULT_SCREEN = 2; 152 153 private static final String PREFERENCES = "launcher.preferences"; 154 // To turn on these properties, type 155 // adb shell setprop log.tag.PROPERTY_NAME [VERBOSE | SUPPRESS] 156 static final String FORCE_ENABLE_ROTATION_PROPERTY = "launcher_force_rotate"; 157 static final String DUMP_STATE_PROPERTY = "launcher_dump_state"; 158 159 // The Intent extra that defines whether to ignore the launch animation 160 static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION = 161 "com.android.launcher.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION"; 162 163 // Type: int 164 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 165 // Type: int 166 private static final String RUNTIME_STATE = "launcher.state"; 167 // Type: int 168 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 169 // Type: int 170 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 171 // Type: int 172 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 173 // Type: int 174 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 175 // Type: boolean 176 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 177 // Type: long 178 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 179 // Type: int 180 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x"; 181 // Type: int 182 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y"; 183 // Type: parcelable 184 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info"; 185 // Type: parcelable 186 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_ID = "launcher.add_widget_id"; 187 188 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 189 private static final String TOOLBAR_SEARCH_ICON_METADATA_NAME = 190 "com.android.launcher.toolbar_search_icon"; 191 private static final String TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME = 192 "com.android.launcher.toolbar_voice_search_icon"; 193 194 /** The different states that Launcher can be in. */ 195 private enum State { NONE, WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 196 private State mState = State.WORKSPACE; 197 private AnimatorSet mStateAnimation; 198 private AnimatorSet mDividerAnimator; 199 200 static final int APPWIDGET_HOST_ID = 1024; 201 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 202 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 203 private static final int SHOW_CLING_DURATION = 550; 204 private static final int DISMISS_CLING_DURATION = 250; 205 206 private static final Object sLock = new Object(); 207 private static int sScreen = DEFAULT_SCREEN; 208 209 // How long to wait before the new-shortcut animation automatically pans the workspace 210 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 10; 211 212 private final BroadcastReceiver mCloseSystemDialogsReceiver 213 = new CloseSystemDialogsIntentReceiver(); 214 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 215 216 private LayoutInflater mInflater; 217 218 private Workspace mWorkspace; 219 private View mQsbDivider; 220 private View mDockDivider; 221 private View mLauncherView; 222 private DragLayer mDragLayer; 223 private DragController mDragController; 224 225 private AppWidgetManager mAppWidgetManager; 226 private LauncherAppWidgetHost mAppWidgetHost; 227 228 private ItemInfo mPendingAddInfo = new ItemInfo(); 229 private AppWidgetProviderInfo mPendingAddWidgetInfo; 230 private int mPendingAddWidgetId = -1; 231 232 private int[] mTmpAddItemCellCoordinates = new int[2]; 233 234 private FolderInfo mFolderInfo; 235 236 private Hotseat mHotseat; 237 private View mAllAppsButton; 238 239 private SearchDropTargetBar mSearchDropTargetBar; 240 private AppsCustomizeTabHost mAppsCustomizeTabHost; 241 private AppsCustomizePagedView mAppsCustomizeContent; 242 private boolean mAutoAdvanceRunning = false; 243 244 private Bundle mSavedState; 245 // We set the state in both onCreate and then onNewIntent in some cases, which causes both 246 // scroll issues (because the workspace may not have been measured yet) and extra work. 247 // Instead, just save the state that we need to restore Launcher to, and commit it in onResume. 248 private State mOnResumeState = State.NONE; 249 250 private SpannableStringBuilder mDefaultKeySsb = null; 251 252 private boolean mWorkspaceLoading = true; 253 254 private boolean mPaused = true; 255 private boolean mRestoring; 256 private boolean mWaitingForResult; 257 private boolean mOnResumeNeedsLoad; 258 259 private ArrayList<Runnable> mOnResumeCallbacks = new ArrayList<Runnable>(); 260 261 // Keep track of whether the user has left launcher 262 private static boolean sPausedFromUserAction = false; 263 264 private Bundle mSavedInstanceState; 265 266 private LauncherModel mModel; 267 private IconCache mIconCache; 268 private boolean mUserPresent = true; 269 private boolean mVisible = false; 270 private boolean mAttached = false; 271 272 private static LocaleConfiguration sLocaleConfiguration = null; 273 274 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 275 276 private Intent mAppMarketIntent = null; 277 278 // Related to the auto-advancing of widgets 279 private final int ADVANCE_MSG = 1; 280 private final int mAdvanceInterval = 20000; 281 private final int mAdvanceStagger = 250; 282 private long mAutoAdvanceSentTime; 283 private long mAutoAdvanceTimeLeft = -1; 284 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 285 new HashMap<View, AppWidgetProviderInfo>(); 286 287 // Determines how long to wait after a rotation before restoring the screen orientation to 288 // match the sensor state. 289 private final int mRestoreScreenOrientationDelay = 500; 290 291 // External icons saved in case of resource changes, orientation, etc. 292 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 293 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 294 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 295 296 private Drawable mWorkspaceBackgroundDrawable; 297 298 private final ArrayList<Integer> mSynchronouslyBoundPages = new ArrayList<Integer>(); 299 300 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 301 302 // We only want to get the SharedPreferences once since it does an FS stat each time we get 303 // it from the context. 304 private SharedPreferences mSharedPrefs; 305 306 // Holds the page that we need to animate to, and the icon views that we need to animate up 307 // when we scroll to that page on resume. 308 private int mNewShortcutAnimatePage = -1; 309 private ArrayList<View> mNewShortcutAnimateViews = new ArrayList<View>(); 310 private ImageView mFolderIconImageView; 311 private Bitmap mFolderIconBitmap; 312 private Canvas mFolderIconCanvas; 313 private Rect mRectForFolderAnimation = new Rect(); 314 315 private BubbleTextView mWaitingForResume; 316 317 private HideFromAccessibilityHelper mHideFromAccessibilityHelper 318 = new HideFromAccessibilityHelper(); 319 320 private Runnable mBuildLayersRunnable = new Runnable() { 321 public void run() { 322 if (mWorkspace != null) { 323 mWorkspace.buildPageHardwareLayers(); 324 } 325 } 326 }; 327 328 private static ArrayList<PendingAddArguments> sPendingAddList 329 = new ArrayList<PendingAddArguments>(); 330 331 private static boolean sForceEnableRotation = isPropertyEnabled(FORCE_ENABLE_ROTATION_PROPERTY); 332 333 private static class PendingAddArguments { 334 int requestCode; 335 Intent intent; 336 long container; 337 int screen; 338 int cellX; 339 int cellY; 340 } 341 342 private static boolean isPropertyEnabled(String propertyName) { 343 return Log.isLoggable(propertyName, Log.VERBOSE); 344 } 345 346 @Override 347 protected void onCreate(Bundle savedInstanceState) { 348 if (DEBUG_STRICT_MODE) { 349 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 350 .detectDiskReads() 351 .detectDiskWrites() 352 .detectNetwork() // or .detectAll() for all detectable problems 353 .penaltyLog() 354 .build()); 355 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() 356 .detectLeakedSqlLiteObjects() 357 .detectLeakedClosableObjects() 358 .penaltyLog() 359 .penaltyDeath() 360 .build()); 361 } 362 363 super.onCreate(savedInstanceState); 364 LauncherApplication app = ((LauncherApplication)getApplication()); 365 mSharedPrefs = getSharedPreferences(LauncherApplication.getSharedPreferencesKey(), 366 Context.MODE_PRIVATE); 367 mModel = app.setLauncher(this); 368 mIconCache = app.getIconCache(); 369 mDragController = new DragController(this); 370 mInflater = getLayoutInflater(); 371 372 mAppWidgetManager = AppWidgetManager.getInstance(this); 373 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 374 mAppWidgetHost.startListening(); 375 376 // If we are getting an onCreate, we can actually preempt onResume and unset mPaused here, 377 // this also ensures that any synchronous binding below doesn't re-trigger another 378 // LauncherModel load. 379 mPaused = false; 380 381 if (PROFILE_STARTUP) { 382 android.os.Debug.startMethodTracing( 383 Environment.getExternalStorageDirectory() + "/launcher"); 384 } 385 386 checkForLocaleChange(); 387 setContentView(R.layout.launcher); 388 setupViews(); 389 showFirstRunWorkspaceCling(); 390 391 registerContentObservers(); 392 393 lockAllApps(); 394 395 mSavedState = savedInstanceState; 396 restoreState(mSavedState); 397 398 // Update customization drawer _after_ restoring the states 399 if (mAppsCustomizeContent != null) { 400 mAppsCustomizeContent.onPackagesUpdated( 401 LauncherModel.getSortedWidgetsAndShortcuts(this)); 402 } 403 404 if (PROFILE_STARTUP) { 405 android.os.Debug.stopMethodTracing(); 406 } 407 408 if (!mRestoring) { 409 if (sPausedFromUserAction) { 410 // If the user leaves launcher, then we should just load items asynchronously when 411 // they return. 412 mModel.startLoader(true, -1); 413 } else { 414 // We only load the page synchronously if the user rotates (or triggers a 415 // configuration change) while launcher is in the foreground 416 mModel.startLoader(true, mWorkspace.getCurrentPage()); 417 } 418 } 419 420 if (!mModel.isAllAppsLoaded()) { 421 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 422 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 423 } 424 425 // For handling default keys 426 mDefaultKeySsb = new SpannableStringBuilder(); 427 Selection.setSelection(mDefaultKeySsb, 0); 428 429 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 430 registerReceiver(mCloseSystemDialogsReceiver, filter); 431 432 updateGlobalIcons(); 433 434 // On large interfaces, we want the screen to auto-rotate based on the current orientation 435 unlockScreenOrientation(true); 436 } 437 438 protected void onUserLeaveHint() { 439 super.onUserLeaveHint(); 440 sPausedFromUserAction = true; 441 } 442 443 private void updateGlobalIcons() { 444 boolean searchVisible = false; 445 boolean voiceVisible = false; 446 // If we have a saved version of these external icons, we load them up immediately 447 int coi = getCurrentOrientationIndexForGlobalIcons(); 448 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 449 sAppMarketIcon[coi] == null) { 450 updateAppMarketIcon(); 451 searchVisible = updateGlobalSearchIcon(); 452 voiceVisible = updateVoiceSearchIcon(searchVisible); 453 } 454 if (sGlobalSearchIcon[coi] != null) { 455 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 456 searchVisible = true; 457 } 458 if (sVoiceSearchIcon[coi] != null) { 459 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 460 voiceVisible = true; 461 } 462 if (sAppMarketIcon[coi] != null) { 463 updateAppMarketIcon(sAppMarketIcon[coi]); 464 } 465 if (mSearchDropTargetBar != null) { 466 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 467 } 468 } 469 470 private void checkForLocaleChange() { 471 if (sLocaleConfiguration == null) { 472 new AsyncTask<Void, Void, LocaleConfiguration>() { 473 @Override 474 protected LocaleConfiguration doInBackground(Void... unused) { 475 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 476 readConfiguration(Launcher.this, localeConfiguration); 477 return localeConfiguration; 478 } 479 480 @Override 481 protected void onPostExecute(LocaleConfiguration result) { 482 sLocaleConfiguration = result; 483 checkForLocaleChange(); // recursive, but now with a locale configuration 484 } 485 }.execute(); 486 return; 487 } 488 489 final Configuration configuration = getResources().getConfiguration(); 490 491 final String previousLocale = sLocaleConfiguration.locale; 492 final String locale = configuration.locale.toString(); 493 494 final int previousMcc = sLocaleConfiguration.mcc; 495 final int mcc = configuration.mcc; 496 497 final int previousMnc = sLocaleConfiguration.mnc; 498 final int mnc = configuration.mnc; 499 500 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 501 502 if (localeChanged) { 503 sLocaleConfiguration.locale = locale; 504 sLocaleConfiguration.mcc = mcc; 505 sLocaleConfiguration.mnc = mnc; 506 507 mIconCache.flush(); 508 509 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 510 new Thread("WriteLocaleConfiguration") { 511 @Override 512 public void run() { 513 writeConfiguration(Launcher.this, localeConfiguration); 514 } 515 }.start(); 516 } 517 } 518 519 private static class LocaleConfiguration { 520 public String locale; 521 public int mcc = -1; 522 public int mnc = -1; 523 } 524 525 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 526 DataInputStream in = null; 527 try { 528 in = new DataInputStream(context.openFileInput(PREFERENCES)); 529 configuration.locale = in.readUTF(); 530 configuration.mcc = in.readInt(); 531 configuration.mnc = in.readInt(); 532 } catch (FileNotFoundException e) { 533 // Ignore 534 } catch (IOException e) { 535 // Ignore 536 } finally { 537 if (in != null) { 538 try { 539 in.close(); 540 } catch (IOException e) { 541 // Ignore 542 } 543 } 544 } 545 } 546 547 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 548 DataOutputStream out = null; 549 try { 550 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 551 out.writeUTF(configuration.locale); 552 out.writeInt(configuration.mcc); 553 out.writeInt(configuration.mnc); 554 out.flush(); 555 } catch (FileNotFoundException e) { 556 // Ignore 557 } catch (IOException e) { 558 //noinspection ResultOfMethodCallIgnored 559 context.getFileStreamPath(PREFERENCES).delete(); 560 } finally { 561 if (out != null) { 562 try { 563 out.close(); 564 } catch (IOException e) { 565 // Ignore 566 } 567 } 568 } 569 } 570 571 public DragLayer getDragLayer() { 572 return mDragLayer; 573 } 574 575 boolean isDraggingEnabled() { 576 // We prevent dragging when we are loading the workspace as it is possible to pick up a view 577 // that is subsequently removed from the workspace in startBinding(). 578 return !mModel.isLoadingWorkspace(); 579 } 580 581 static int getScreen() { 582 synchronized (sLock) { 583 return sScreen; 584 } 585 } 586 587 static void setScreen(int screen) { 588 synchronized (sLock) { 589 sScreen = screen; 590 } 591 } 592 593 /** 594 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 595 * a configuration step, this allows the proper animations to run after other transitions. 596 */ 597 private boolean completeAdd(PendingAddArguments args) { 598 boolean result = false; 599 switch (args.requestCode) { 600 case REQUEST_PICK_APPLICATION: 601 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 602 args.cellY); 603 break; 604 case REQUEST_PICK_SHORTCUT: 605 processShortcut(args.intent); 606 break; 607 case REQUEST_CREATE_SHORTCUT: 608 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 609 args.cellY); 610 result = true; 611 break; 612 case REQUEST_CREATE_APPWIDGET: 613 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 614 completeAddAppWidget(appWidgetId, args.container, args.screen, null, null); 615 result = true; 616 break; 617 case REQUEST_PICK_WALLPAPER: 618 // We just wanted the activity result here so we can clear mWaitingForResult 619 break; 620 } 621 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, 622 // if you turned the screen off and then back while in All Apps, Launcher would not 623 // return to the workspace. Clearing mAddInfo.container here fixes this issue 624 resetAddInfo(); 625 return result; 626 } 627 628 @Override 629 protected void onActivityResult( 630 final int requestCode, final int resultCode, final Intent data) { 631 632 int pendingAddWidgetId = mPendingAddWidgetId; 633 mPendingAddWidgetId = -1; 634 635 if (requestCode == REQUEST_BIND_APPWIDGET) { 636 int appWidgetId = data != null ? 637 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 638 if (resultCode == RESULT_CANCELED) { 639 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 640 } else if (resultCode == RESULT_OK) { 641 addAppWidgetImpl(appWidgetId, mPendingAddInfo, null, mPendingAddWidgetInfo); 642 } 643 return; 644 } 645 boolean delayExitSpringLoadedMode = false; 646 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || 647 requestCode == REQUEST_CREATE_APPWIDGET); 648 mWaitingForResult = false; 649 650 // We have special handling for widgets 651 if (isWidgetDrop) { 652 final int appWidgetId; 653 int widgetId = data != null ? data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) 654 : -1; 655 if (widgetId < 0) { 656 appWidgetId = pendingAddWidgetId; 657 } else { 658 appWidgetId = widgetId; 659 } 660 661 if (appWidgetId < 0) { 662 Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not returned from the \\" + 663 "widget configuration activity."); 664 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 665 } else { 666 completeTwoStageWidgetDrop(resultCode, appWidgetId); 667 } 668 return; 669 } 670 671 // The pattern used here is that a user PICKs a specific application, 672 // which, depending on the target, might need to CREATE the actual target. 673 674 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 675 // launch over to the Music app to actually CREATE_SHORTCUT. 676 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 677 final PendingAddArguments args = new PendingAddArguments(); 678 args.requestCode = requestCode; 679 args.intent = data; 680 args.container = mPendingAddInfo.container; 681 args.screen = mPendingAddInfo.screen; 682 args.cellX = mPendingAddInfo.cellX; 683 args.cellY = mPendingAddInfo.cellY; 684 if (isWorkspaceLocked()) { 685 sPendingAddList.add(args); 686 } else { 687 delayExitSpringLoadedMode = completeAdd(args); 688 } 689 } 690 mDragLayer.clearAnimatedView(); 691 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 692 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode, 693 null); 694 } 695 696 private void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { 697 CellLayout cellLayout = 698 (CellLayout) mWorkspace.getChildAt(mPendingAddInfo.screen); 699 Runnable onCompleteRunnable = null; 700 int animationType = 0; 701 702 AppWidgetHostView boundWidget = null; 703 if (resultCode == RESULT_OK) { 704 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; 705 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, 706 mPendingAddWidgetInfo); 707 boundWidget = layout; 708 onCompleteRunnable = new Runnable() { 709 @Override 710 public void run() { 711 completeAddAppWidget(appWidgetId, mPendingAddInfo.container, 712 mPendingAddInfo.screen, layout, null); 713 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 714 null); 715 } 716 }; 717 } else if (resultCode == RESULT_CANCELED) { 718 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 719 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; 720 onCompleteRunnable = new Runnable() { 721 @Override 722 public void run() { 723 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 724 null); 725 } 726 }; 727 } 728 if (mDragLayer.getAnimatedView() != null) { 729 mWorkspace.animateWidgetDrop(mPendingAddInfo, cellLayout, 730 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, 731 animationType, boundWidget, true); 732 } else { 733 // The animated view may be null in the case of a rotation during widget configuration 734 onCompleteRunnable.run(); 735 } 736 } 737 738 @Override 739 protected void onStop() { 740 super.onStop(); 741 FirstFrameAnimatorHelper.setIsVisible(false); 742 } 743 744 @Override 745 protected void onStart() { 746 super.onStart(); 747 FirstFrameAnimatorHelper.setIsVisible(true); 748 } 749 750 @Override 751 protected void onResume() { 752 long startTime = 0; 753 if (DEBUG_RESUME_TIME) { 754 startTime = System.currentTimeMillis(); 755 } 756 super.onResume(); 757 758 // Restore the previous launcher state 759 if (mOnResumeState == State.WORKSPACE) { 760 showWorkspace(false); 761 } else if (mOnResumeState == State.APPS_CUSTOMIZE) { 762 showAllApps(false); 763 } 764 mOnResumeState = State.NONE; 765 766 // Background was set to gradient in onPause(), restore to black if in all apps. 767 setWorkspaceBackground(mState == State.WORKSPACE); 768 769 // Process any items that were added while Launcher was away 770 InstallShortcutReceiver.flushInstallQueue(this); 771 772 mPaused = false; 773 sPausedFromUserAction = false; 774 if (mRestoring || mOnResumeNeedsLoad) { 775 mWorkspaceLoading = true; 776 mModel.startLoader(true, -1); 777 mRestoring = false; 778 mOnResumeNeedsLoad = false; 779 } 780 if (mOnResumeCallbacks.size() > 0) { 781 // We might have postponed some bind calls until onResume (see waitUntilResume) -- 782 // execute them here 783 long startTimeCallbacks = 0; 784 if (DEBUG_RESUME_TIME) { 785 startTimeCallbacks = System.currentTimeMillis(); 786 } 787 788 if (mAppsCustomizeContent != null) { 789 mAppsCustomizeContent.setBulkBind(true); 790 } 791 for (int i = 0; i < mOnResumeCallbacks.size(); i++) { 792 mOnResumeCallbacks.get(i).run(); 793 } 794 if (mAppsCustomizeContent != null) { 795 mAppsCustomizeContent.setBulkBind(false); 796 } 797 mOnResumeCallbacks.clear(); 798 if (DEBUG_RESUME_TIME) { 799 Log.d(TAG, "Time spent processing callbacks in onResume: " + 800 (System.currentTimeMillis() - startTimeCallbacks)); 801 } 802 } 803 804 // Reset the pressed state of icons that were locked in the press state while activities 805 // were launching 806 if (mWaitingForResume != null) { 807 // Resets the previous workspace icon press state 808 mWaitingForResume.setStayPressed(false); 809 } 810 if (mAppsCustomizeContent != null) { 811 // Resets the previous all apps icon press state 812 mAppsCustomizeContent.resetDrawableState(); 813 } 814 // It is possible that widgets can receive updates while launcher is not in the foreground. 815 // Consequently, the widgets will be inflated in the orientation of the foreground activity 816 // (framework issue). On resuming, we ensure that any widgets are inflated for the current 817 // orientation. 818 getWorkspace().reinflateWidgetsIfNecessary(); 819 820 // Again, as with the above scenario, it's possible that one or more of the global icons 821 // were updated in the wrong orientation. 822 updateGlobalIcons(); 823 if (DEBUG_RESUME_TIME) { 824 Log.d(TAG, "Time spent in onResume: " + (System.currentTimeMillis() - startTime)); 825 } 826 } 827 828 @Override 829 protected void onPause() { 830 // NOTE: We want all transitions from launcher to act as if the wallpaper were enabled 831 // to be consistent. So re-enable the flag here, and we will re-disable it as necessary 832 // when Launcher resumes and we are still in AllApps. 833 updateWallpaperVisibility(true); 834 835 super.onPause(); 836 mPaused = true; 837 mDragController.cancelDrag(); 838 mDragController.resetLastGestureUpTime(); 839 } 840 841 @Override 842 public Object onRetainNonConfigurationInstance() { 843 // Flag the loader to stop early before switching 844 mModel.stopLoader(); 845 if (mAppsCustomizeContent != null) { 846 mAppsCustomizeContent.surrender(); 847 } 848 return Boolean.TRUE; 849 } 850 851 // We can't hide the IME if it was forced open. So don't bother 852 /* 853 @Override 854 public void onWindowFocusChanged(boolean hasFocus) { 855 super.onWindowFocusChanged(hasFocus); 856 857 if (hasFocus) { 858 final InputMethodManager inputManager = (InputMethodManager) 859 getSystemService(Context.INPUT_METHOD_SERVICE); 860 WindowManager.LayoutParams lp = getWindow().getAttributes(); 861 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 862 android.os.Handler()) { 863 protected void onReceiveResult(int resultCode, Bundle resultData) { 864 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 865 } 866 }); 867 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 868 } 869 } 870 */ 871 872 private boolean acceptFilter() { 873 final InputMethodManager inputManager = (InputMethodManager) 874 getSystemService(Context.INPUT_METHOD_SERVICE); 875 return !inputManager.isFullscreenMode(); 876 } 877 878 @Override 879 public boolean onKeyDown(int keyCode, KeyEvent event) { 880 final int uniChar = event.getUnicodeChar(); 881 final boolean handled = super.onKeyDown(keyCode, event); 882 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 883 if (!handled && acceptFilter() && isKeyNotWhitespace) { 884 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 885 keyCode, event); 886 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 887 // something usable has been typed - start a search 888 // the typed text will be retrieved and cleared by 889 // showSearchDialog() 890 // If there are multiple keystrokes before the search dialog takes focus, 891 // onSearchRequested() will be called for every keystroke, 892 // but it is idempotent, so it's fine. 893 return onSearchRequested(); 894 } 895 } 896 897 // Eat the long press event so the keyboard doesn't come up. 898 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 899 return true; 900 } 901 902 return handled; 903 } 904 905 private String getTypedText() { 906 return mDefaultKeySsb.toString(); 907 } 908 909 private void clearTypedText() { 910 mDefaultKeySsb.clear(); 911 mDefaultKeySsb.clearSpans(); 912 Selection.setSelection(mDefaultKeySsb, 0); 913 } 914 915 /** 916 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 917 * State 918 */ 919 private static State intToState(int stateOrdinal) { 920 State state = State.WORKSPACE; 921 final State[] stateValues = State.values(); 922 for (int i = 0; i < stateValues.length; i++) { 923 if (stateValues[i].ordinal() == stateOrdinal) { 924 state = stateValues[i]; 925 break; 926 } 927 } 928 return state; 929 } 930 931 /** 932 * Restores the previous state, if it exists. 933 * 934 * @param savedState The previous state. 935 */ 936 private void restoreState(Bundle savedState) { 937 if (savedState == null) { 938 return; 939 } 940 941 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 942 if (state == State.APPS_CUSTOMIZE) { 943 mOnResumeState = State.APPS_CUSTOMIZE; 944 } 945 946 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 947 if (currentScreen > -1) { 948 mWorkspace.setCurrentPage(currentScreen); 949 } 950 951 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 952 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 953 954 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 955 mPendingAddInfo.container = pendingAddContainer; 956 mPendingAddInfo.screen = pendingAddScreen; 957 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 958 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 959 mPendingAddInfo.spanX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_X); 960 mPendingAddInfo.spanY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y); 961 mPendingAddWidgetInfo = savedState.getParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO); 962 mPendingAddWidgetId = savedState.getInt(RUNTIME_STATE_PENDING_ADD_WIDGET_ID); 963 mWaitingForResult = true; 964 mRestoring = true; 965 } 966 967 968 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 969 if (renameFolder) { 970 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 971 mFolderInfo = mModel.getFolderById(this, sFolders, id); 972 mRestoring = true; 973 } 974 975 976 // Restore the AppsCustomize tab 977 if (mAppsCustomizeTabHost != null) { 978 String curTab = savedState.getString("apps_customize_currentTab"); 979 if (curTab != null) { 980 mAppsCustomizeTabHost.setContentTypeImmediate( 981 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 982 mAppsCustomizeContent.loadAssociatedPages( 983 mAppsCustomizeContent.getCurrentPage()); 984 } 985 986 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 987 mAppsCustomizeContent.restorePageForIndex(currentIndex); 988 } 989 } 990 991 /** 992 * Finds all the views we need and configure them properly. 993 */ 994 private void setupViews() { 995 final DragController dragController = mDragController; 996 997 mLauncherView = findViewById(R.id.launcher); 998 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 999 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 1000 mQsbDivider = findViewById(R.id.qsb_divider); 1001 mDockDivider = findViewById(R.id.dock_divider); 1002 1003 mLauncherView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN); 1004 mWorkspaceBackgroundDrawable = getResources().getDrawable(R.drawable.workspace_bg); 1005 1006 // Setup the drag layer 1007 mDragLayer.setup(this, dragController); 1008 1009 // Setup the hotseat 1010 mHotseat = (Hotseat) findViewById(R.id.hotseat); 1011 if (mHotseat != null) { 1012 mHotseat.setup(this); 1013 } 1014 1015 // Setup the workspace 1016 mWorkspace.setHapticFeedbackEnabled(false); 1017 mWorkspace.setOnLongClickListener(this); 1018 mWorkspace.setup(dragController); 1019 dragController.addDragListener(mWorkspace); 1020 1021 // Get the search/delete bar 1022 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 1023 1024 // Setup AppsCustomize 1025 mAppsCustomizeTabHost = (AppsCustomizeTabHost) findViewById(R.id.apps_customize_pane); 1026 mAppsCustomizeContent = (AppsCustomizePagedView) 1027 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 1028 mAppsCustomizeContent.setup(this, dragController); 1029 1030 // Setup the drag controller (drop targets have to be added in reverse order in priority) 1031 dragController.setDragScoller(mWorkspace); 1032 dragController.setScrollView(mDragLayer); 1033 dragController.setMoveTarget(mWorkspace); 1034 dragController.addDropTarget(mWorkspace); 1035 if (mSearchDropTargetBar != null) { 1036 mSearchDropTargetBar.setup(this, dragController); 1037 } 1038 } 1039 1040 /** 1041 * Creates a view representing a shortcut. 1042 * 1043 * @param info The data structure describing the shortcut. 1044 * 1045 * @return A View inflated from R.layout.application. 1046 */ 1047 View createShortcut(ShortcutInfo info) { 1048 return createShortcut(R.layout.application, 1049 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 1050 } 1051 1052 /** 1053 * Creates a view representing a shortcut inflated from the specified resource. 1054 * 1055 * @param layoutResId The id of the XML layout used to create the shortcut. 1056 * @param parent The group the shortcut belongs to. 1057 * @param info The data structure describing the shortcut. 1058 * 1059 * @return A View inflated from layoutResId. 1060 */ 1061 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 1062 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 1063 favorite.applyFromShortcutInfo(info, mIconCache); 1064 favorite.setOnClickListener(this); 1065 return favorite; 1066 } 1067 1068 /** 1069 * Add an application shortcut to the workspace. 1070 * 1071 * @param data The intent describing the application. 1072 * @param cellInfo The position on screen where to create the shortcut. 1073 */ 1074 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 1075 final int[] cellXY = mTmpAddItemCellCoordinates; 1076 final CellLayout layout = getCellLayout(container, screen); 1077 1078 // First we check if we already know the exact location where we want to add this item. 1079 if (cellX >= 0 && cellY >= 0) { 1080 cellXY[0] = cellX; 1081 cellXY[1] = cellY; 1082 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 1083 showOutOfSpaceMessage(isHotseatLayout(layout)); 1084 return; 1085 } 1086 1087 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, 1088 android.os.Process.myUserHandle(), this); 1089 1090 if (info != null) { 1091 // Necessary flags are added when the activity is launched via 1092 // LauncherApps 1093 info.setActivity(data); 1094 info.container = ItemInfo.NO_ID; 1095 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 1096 isWorkspaceLocked(), cellX, cellY); 1097 } else { 1098 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1099 } 1100 } 1101 1102 /** 1103 * Add a shortcut to the workspace. 1104 * 1105 * @param data The intent describing the shortcut. 1106 * @param cellInfo The position on screen where to create the shortcut. 1107 */ 1108 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 1109 int cellY) { 1110 int[] cellXY = mTmpAddItemCellCoordinates; 1111 int[] touchXY = mPendingAddInfo.dropPos; 1112 CellLayout layout = getCellLayout(container, screen); 1113 1114 boolean foundCellSpan = false; 1115 1116 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 1117 if (info == null) { 1118 return; 1119 } 1120 final View view = createShortcut(info); 1121 1122 // First we check if we already know the exact location where we want to add this item. 1123 if (cellX >= 0 && cellY >= 0) { 1124 cellXY[0] = cellX; 1125 cellXY[1] = cellY; 1126 foundCellSpan = true; 1127 1128 // If appropriate, either create a folder or add to an existing folder 1129 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, 1130 true, null,null)) { 1131 return; 1132 } 1133 DragObject dragObject = new DragObject(); 1134 dragObject.dragInfo = info; 1135 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, 1136 true)) { 1137 return; 1138 } 1139 } else if (touchXY != null) { 1140 // when dragging and dropping, just find the closest free spot 1141 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 1142 foundCellSpan = (result != null); 1143 } else { 1144 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 1145 } 1146 1147 if (!foundCellSpan) { 1148 showOutOfSpaceMessage(isHotseatLayout(layout)); 1149 return; 1150 } 1151 1152 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 1153 1154 if (!mRestoring) { 1155 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 1156 isWorkspaceLocked()); 1157 } 1158 } 1159 1160 static int[] getSpanForWidget(Context context, ComponentName component, int minWidth, 1161 int minHeight) { 1162 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(context, component, null); 1163 // We want to account for the extra amount of padding that we are adding to the widget 1164 // to ensure that it gets the full amount of space that it has requested 1165 int requiredWidth = minWidth + padding.left + padding.right; 1166 int requiredHeight = minHeight + padding.top + padding.bottom; 1167 return CellLayout.rectToCell(context.getResources(), requiredWidth, requiredHeight, null); 1168 } 1169 1170 static int[] getSpanForWidget(Context context, AppWidgetProviderInfo info) { 1171 return getSpanForWidget(context, info.provider, info.minWidth, info.minHeight); 1172 } 1173 1174 static int[] getMinSpanForWidget(Context context, AppWidgetProviderInfo info) { 1175 return getSpanForWidget(context, info.provider, info.minResizeWidth, info.minResizeHeight); 1176 } 1177 1178 static int[] getSpanForWidget(Context context, PendingAddWidgetInfo info) { 1179 return getSpanForWidget(context, info.componentName, info.minWidth, info.minHeight); 1180 } 1181 1182 static int[] getMinSpanForWidget(Context context, PendingAddWidgetInfo info) { 1183 return getSpanForWidget(context, info.componentName, info.minResizeWidth, 1184 info.minResizeHeight); 1185 } 1186 1187 /** 1188 * Add a widget to the workspace. 1189 * 1190 * @param appWidgetId The app widget id 1191 * @param cellInfo The position on screen where to create the widget. 1192 */ 1193 private void completeAddAppWidget(final int appWidgetId, long container, int screen, 1194 AppWidgetHostView hostView, AppWidgetProviderInfo appWidgetInfo) { 1195 if (appWidgetInfo == null) { 1196 appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1197 } 1198 1199 // Calculate the grid spans needed to fit this widget 1200 CellLayout layout = getCellLayout(container, screen); 1201 1202 int[] minSpanXY = getMinSpanForWidget(this, appWidgetInfo); 1203 int[] spanXY = getSpanForWidget(this, appWidgetInfo); 1204 1205 // Try finding open space on Launcher screen 1206 // We have saved the position to which the widget was dragged-- this really only matters 1207 // if we are placing widgets on a "spring-loaded" screen 1208 int[] cellXY = mTmpAddItemCellCoordinates; 1209 int[] touchXY = mPendingAddInfo.dropPos; 1210 int[] finalSpan = new int[2]; 1211 boolean foundCellSpan = false; 1212 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 1213 cellXY[0] = mPendingAddInfo.cellX; 1214 cellXY[1] = mPendingAddInfo.cellY; 1215 spanXY[0] = mPendingAddInfo.spanX; 1216 spanXY[1] = mPendingAddInfo.spanY; 1217 foundCellSpan = true; 1218 } else if (touchXY != null) { 1219 // when dragging and dropping, just find the closest free spot 1220 int[] result = layout.findNearestVacantArea( 1221 touchXY[0], touchXY[1], minSpanXY[0], minSpanXY[1], spanXY[0], 1222 spanXY[1], cellXY, finalSpan); 1223 spanXY[0] = finalSpan[0]; 1224 spanXY[1] = finalSpan[1]; 1225 foundCellSpan = (result != null); 1226 } else { 1227 foundCellSpan = layout.findCellForSpan(cellXY, minSpanXY[0], minSpanXY[1]); 1228 } 1229 1230 if (!foundCellSpan) { 1231 if (appWidgetId != -1) { 1232 // Deleting an app widget ID is a void call but writes to disk before returning 1233 // to the caller... 1234 new Thread("deleteAppWidgetId") { 1235 public void run() { 1236 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1237 } 1238 }.start(); 1239 } 1240 showOutOfSpaceMessage(isHotseatLayout(layout)); 1241 return; 1242 } 1243 1244 // Build Launcher-specific widget info and save to database 1245 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId, 1246 appWidgetInfo.provider); 1247 launcherInfo.spanX = spanXY[0]; 1248 launcherInfo.spanY = spanXY[1]; 1249 launcherInfo.minSpanX = mPendingAddInfo.minSpanX; 1250 launcherInfo.minSpanY = mPendingAddInfo.minSpanY; 1251 1252 LauncherModel.addItemToDatabase(this, launcherInfo, 1253 container, screen, cellXY[0], cellXY[1], false); 1254 1255 if (!mRestoring) { 1256 if (hostView == null) { 1257 // Perform actual inflation because we're live 1258 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1259 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1260 } else { 1261 // The AppWidgetHostView has already been inflated and instantiated 1262 launcherInfo.hostView = hostView; 1263 } 1264 1265 launcherInfo.hostView.setTag(launcherInfo); 1266 launcherInfo.hostView.setVisibility(View.VISIBLE); 1267 launcherInfo.notifyWidgetSizeChanged(this); 1268 1269 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 1270 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1271 1272 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1273 } 1274 resetAddInfo(); 1275 } 1276 1277 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1278 @Override 1279 public void onReceive(Context context, Intent intent) { 1280 final String action = intent.getAction(); 1281 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1282 mUserPresent = false; 1283 mDragLayer.clearAllResizeFrames(); 1284 updateRunning(); 1285 1286 // Reset AllApps to its initial state only if we are not in the middle of 1287 // processing a multi-step drop 1288 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1289 mAppsCustomizeTabHost.reset(); 1290 showWorkspace(false); 1291 } 1292 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1293 mUserPresent = true; 1294 updateRunning(); 1295 } else if (Intent.ACTION_MANAGED_PROFILE_ADDED.equals(action) 1296 || Intent.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) { 1297 getModel().forceReload(); 1298 } 1299 } 1300 }; 1301 1302 @Override 1303 public void onAttachedToWindow() { 1304 super.onAttachedToWindow(); 1305 1306 // Listen for broadcasts related to user-presence 1307 final IntentFilter filter = new IntentFilter(); 1308 filter.addAction(Intent.ACTION_SCREEN_OFF); 1309 filter.addAction(Intent.ACTION_USER_PRESENT); 1310 filter.addAction(Intent.ACTION_MANAGED_PROFILE_ADDED); 1311 filter.addAction(Intent.ACTION_MANAGED_PROFILE_REMOVED); 1312 registerReceiver(mReceiver, filter); 1313 FirstFrameAnimatorHelper.initializeDrawListener(getWindow().getDecorView()); 1314 mAttached = true; 1315 mVisible = true; 1316 } 1317 1318 @Override 1319 public void onDetachedFromWindow() { 1320 super.onDetachedFromWindow(); 1321 mVisible = false; 1322 1323 if (mAttached) { 1324 unregisterReceiver(mReceiver); 1325 mAttached = false; 1326 } 1327 updateRunning(); 1328 } 1329 1330 public void onWindowVisibilityChanged(int visibility) { 1331 mVisible = visibility == View.VISIBLE; 1332 updateRunning(); 1333 // The following code used to be in onResume, but it turns out onResume is called when 1334 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1335 // is a more appropriate event to handle 1336 if (mVisible) { 1337 mAppsCustomizeTabHost.onWindowVisible(); 1338 if (!mWorkspaceLoading) { 1339 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1340 // We want to let Launcher draw itself at least once before we force it to build 1341 // layers on all the workspace pages, so that transitioning to Launcher from other 1342 // apps is nice and speedy. 1343 observer.addOnDrawListener(new ViewTreeObserver.OnDrawListener() { 1344 private boolean mStarted = false; 1345 public void onDraw() { 1346 if (mStarted) return; 1347 mStarted = true; 1348 // We delay the layer building a bit in order to give 1349 // other message processing a time to run. In particular 1350 // this avoids a delay in hiding the IME if it was 1351 // currently shown, because doing that may involve 1352 // some communication back with the app. 1353 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 1354 final ViewTreeObserver.OnDrawListener listener = this; 1355 mWorkspace.post(new Runnable() { 1356 public void run() { 1357 if (mWorkspace != null && 1358 mWorkspace.getViewTreeObserver() != null) { 1359 mWorkspace.getViewTreeObserver(). 1360 removeOnDrawListener(listener); 1361 } 1362 } 1363 }); 1364 return; 1365 } 1366 }); 1367 } 1368 // When Launcher comes back to foreground, a different Activity might be responsible for 1369 // the app market intent, so refresh the icon 1370 updateAppMarketIcon(); 1371 clearTypedText(); 1372 } 1373 } 1374 1375 private void sendAdvanceMessage(long delay) { 1376 mHandler.removeMessages(ADVANCE_MSG); 1377 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1378 mHandler.sendMessageDelayed(msg, delay); 1379 mAutoAdvanceSentTime = System.currentTimeMillis(); 1380 } 1381 1382 private void updateRunning() { 1383 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1384 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1385 mAutoAdvanceRunning = autoAdvanceRunning; 1386 if (autoAdvanceRunning) { 1387 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1388 sendAdvanceMessage(delay); 1389 } else { 1390 if (!mWidgetsToAdvance.isEmpty()) { 1391 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1392 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1393 } 1394 mHandler.removeMessages(ADVANCE_MSG); 1395 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1396 } 1397 } 1398 } 1399 1400 private final Handler mHandler = new Handler() { 1401 @Override 1402 public void handleMessage(Message msg) { 1403 if (msg.what == ADVANCE_MSG) { 1404 int i = 0; 1405 for (View key: mWidgetsToAdvance.keySet()) { 1406 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1407 final int delay = mAdvanceStagger * i; 1408 if (v instanceof Advanceable) { 1409 postDelayed(new Runnable() { 1410 public void run() { 1411 ((Advanceable) v).advance(); 1412 } 1413 }, delay); 1414 } 1415 i++; 1416 } 1417 sendAdvanceMessage(mAdvanceInterval); 1418 } 1419 } 1420 }; 1421 1422 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1423 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1424 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1425 if (v instanceof Advanceable) { 1426 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1427 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1428 updateRunning(); 1429 } 1430 } 1431 1432 void removeWidgetToAutoAdvance(View hostView) { 1433 if (mWidgetsToAdvance.containsKey(hostView)) { 1434 mWidgetsToAdvance.remove(hostView); 1435 updateRunning(); 1436 } 1437 } 1438 1439 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1440 removeWidgetToAutoAdvance(launcherInfo.hostView); 1441 launcherInfo.hostView = null; 1442 } 1443 1444 void showOutOfSpaceMessage(boolean isHotseatLayout) { 1445 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); 1446 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); 1447 } 1448 1449 public LauncherAppWidgetHost getAppWidgetHost() { 1450 return mAppWidgetHost; 1451 } 1452 1453 public LauncherModel getModel() { 1454 return mModel; 1455 } 1456 1457 void closeSystemDialogs() { 1458 getWindow().closeAllPanels(); 1459 1460 // Whatever we were doing is hereby canceled. 1461 mWaitingForResult = false; 1462 } 1463 1464 @Override 1465 protected void onNewIntent(Intent intent) { 1466 long startTime = 0; 1467 if (DEBUG_RESUME_TIME) { 1468 startTime = System.currentTimeMillis(); 1469 } 1470 super.onNewIntent(intent); 1471 1472 // Close the menu 1473 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1474 // also will cancel mWaitingForResult. 1475 closeSystemDialogs(); 1476 1477 final boolean alreadyOnHome = 1478 ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1479 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1480 1481 Runnable processIntent = new Runnable() { 1482 public void run() { 1483 if (mWorkspace == null) { 1484 // Can be cases where mWorkspace is null, this prevents a NPE 1485 return; 1486 } 1487 Folder openFolder = mWorkspace.getOpenFolder(); 1488 // In all these cases, only animate if we're already on home 1489 mWorkspace.exitWidgetResizeMode(); 1490 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1491 openFolder == null) { 1492 mWorkspace.moveToDefaultScreen(true); 1493 } 1494 1495 closeFolder(); 1496 exitSpringLoadedDragMode(); 1497 1498 // If we are already on home, then just animate back to the workspace, 1499 // otherwise, just wait until onResume to set the state back to Workspace 1500 if (alreadyOnHome) { 1501 showWorkspace(true); 1502 } else { 1503 mOnResumeState = State.WORKSPACE; 1504 } 1505 1506 final View v = getWindow().peekDecorView(); 1507 if (v != null && v.getWindowToken() != null) { 1508 InputMethodManager imm = (InputMethodManager)getSystemService( 1509 INPUT_METHOD_SERVICE); 1510 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1511 } 1512 1513 // Reset AllApps to its initial state 1514 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1515 mAppsCustomizeTabHost.reset(); 1516 } 1517 } 1518 }; 1519 1520 if (alreadyOnHome && !mWorkspace.hasWindowFocus()) { 1521 // Delay processing of the intent to allow the status bar animation to finish 1522 // first in order to avoid janky animations. 1523 mWorkspace.postDelayed(processIntent, 350); 1524 } else { 1525 // Process the intent immediately. 1526 processIntent.run(); 1527 } 1528 1529 } 1530 if (DEBUG_RESUME_TIME) { 1531 Log.d(TAG, "Time spent in onNewIntent: " + (System.currentTimeMillis() - startTime)); 1532 } 1533 } 1534 1535 @Override 1536 public void onRestoreInstanceState(Bundle state) { 1537 super.onRestoreInstanceState(state); 1538 for (int page: mSynchronouslyBoundPages) { 1539 mWorkspace.restoreInstanceStateForChild(page); 1540 } 1541 } 1542 1543 @Override 1544 protected void onSaveInstanceState(Bundle outState) { 1545 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getNextPage()); 1546 super.onSaveInstanceState(outState); 1547 1548 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1549 // We close any open folder since it will not be re-opened, and we need to make sure 1550 // this state is reflected. 1551 closeFolder(); 1552 1553 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1554 mWaitingForResult) { 1555 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1556 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1557 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1558 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1559 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_X, mPendingAddInfo.spanX); 1560 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y, mPendingAddInfo.spanY); 1561 outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo); 1562 outState.putInt(RUNTIME_STATE_PENDING_ADD_WIDGET_ID, mPendingAddWidgetId); 1563 } 1564 1565 if (mFolderInfo != null && mWaitingForResult) { 1566 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1567 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1568 } 1569 1570 // Save the current AppsCustomize tab 1571 if (mAppsCustomizeTabHost != null) { 1572 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1573 if (currentTabTag != null) { 1574 outState.putString("apps_customize_currentTab", currentTabTag); 1575 } 1576 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1577 outState.putInt("apps_customize_currentIndex", currentIndex); 1578 } 1579 } 1580 1581 @Override 1582 public void onDestroy() { 1583 super.onDestroy(); 1584 1585 // Remove all pending runnables 1586 mHandler.removeMessages(ADVANCE_MSG); 1587 mHandler.removeMessages(0); 1588 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1589 1590 // Stop callbacks from LauncherModel 1591 LauncherApplication app = ((LauncherApplication) getApplication()); 1592 mModel.stopLoader(); 1593 app.setLauncher(null); 1594 1595 try { 1596 mAppWidgetHost.stopListening(); 1597 } catch (NullPointerException ex) { 1598 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1599 } 1600 mAppWidgetHost = null; 1601 1602 mWidgetsToAdvance.clear(); 1603 1604 TextKeyListener.getInstance().release(); 1605 1606 // Disconnect any of the callbacks and drawables associated with ItemInfos on the workspace 1607 // to prevent leaking Launcher activities on orientation change. 1608 if (mModel != null) { 1609 mModel.unbindItemInfosAndClearQueuedBindRunnables(); 1610 } 1611 1612 getContentResolver().unregisterContentObserver(mWidgetObserver); 1613 unregisterReceiver(mCloseSystemDialogsReceiver); 1614 1615 mDragLayer.clearAllResizeFrames(); 1616 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1617 mWorkspace.removeAllViews(); 1618 mWorkspace = null; 1619 mDragController = null; 1620 1621 LauncherAnimUtils.onDestroyActivity(); 1622 } 1623 1624 public DragController getDragController() { 1625 return mDragController; 1626 } 1627 1628 @Override 1629 public void startActivityForResult(Intent intent, int requestCode) { 1630 if (requestCode >= 0) mWaitingForResult = true; 1631 super.startActivityForResult(intent, requestCode); 1632 } 1633 1634 /** 1635 * Indicates that we want global search for this activity by setting the globalSearch 1636 * argument for {@link #startSearch} to true. 1637 */ 1638 @Override 1639 public void startSearch(String initialQuery, boolean selectInitialQuery, 1640 Bundle appSearchData, boolean globalSearch) { 1641 1642 showWorkspace(true); 1643 1644 if (initialQuery == null) { 1645 // Use any text typed in the launcher as the initial query 1646 initialQuery = getTypedText(); 1647 } 1648 if (appSearchData == null) { 1649 appSearchData = new Bundle(); 1650 appSearchData.putString(Search.SOURCE, "launcher-search"); 1651 } 1652 Rect sourceBounds = new Rect(); 1653 if (mSearchDropTargetBar != null) { 1654 sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1655 } 1656 1657 startGlobalSearch(initialQuery, selectInitialQuery, 1658 appSearchData, sourceBounds); 1659 } 1660 1661 /** 1662 * Starts the global search activity. This code is a copied from SearchManager 1663 */ 1664 public void startGlobalSearch(String initialQuery, 1665 boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) { 1666 final SearchManager searchManager = 1667 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1668 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 1669 if (globalSearchActivity == null) { 1670 Log.w(TAG, "No global search activity found."); 1671 return; 1672 } 1673 Intent intent = new Intent(SearchManager.INTENT_ACTION_GLOBAL_SEARCH); 1674 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1675 intent.setComponent(globalSearchActivity); 1676 // Make sure that we have a Bundle to put source in 1677 if (appSearchData == null) { 1678 appSearchData = new Bundle(); 1679 } else { 1680 appSearchData = new Bundle(appSearchData); 1681 } 1682 // Set source to package name of app that starts global search, if not set already. 1683 if (!appSearchData.containsKey("source")) { 1684 appSearchData.putString("source", getPackageName()); 1685 } 1686 intent.putExtra(SearchManager.APP_DATA, appSearchData); 1687 if (!TextUtils.isEmpty(initialQuery)) { 1688 intent.putExtra(SearchManager.QUERY, initialQuery); 1689 } 1690 if (selectInitialQuery) { 1691 intent.putExtra(SearchManager.EXTRA_SELECT_QUERY, selectInitialQuery); 1692 } 1693 intent.setSourceBounds(sourceBounds); 1694 try { 1695 startActivity(intent); 1696 } catch (ActivityNotFoundException ex) { 1697 Log.e(TAG, "Global search activity not found: " + globalSearchActivity); 1698 } 1699 } 1700 1701 @Override 1702 public boolean onCreateOptionsMenu(Menu menu) { 1703 if (isWorkspaceLocked()) { 1704 return false; 1705 } 1706 1707 super.onCreateOptionsMenu(menu); 1708 1709 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1710 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1711 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1712 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1713 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1714 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1715 String helpUrl = getString(R.string.help_url); 1716 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1717 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1718 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1719 1720 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1721 .setIcon(android.R.drawable.ic_menu_gallery) 1722 .setAlphabeticShortcut('W'); 1723 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1724 .setIcon(android.R.drawable.ic_menu_manage) 1725 .setIntent(manageApps) 1726 .setAlphabeticShortcut('M'); 1727 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1728 .setIcon(android.R.drawable.ic_menu_preferences) 1729 .setIntent(settings) 1730 .setAlphabeticShortcut('P'); 1731 if (!helpUrl.isEmpty()) { 1732 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1733 .setIcon(android.R.drawable.ic_menu_help) 1734 .setIntent(help) 1735 .setAlphabeticShortcut('H'); 1736 } 1737 return true; 1738 } 1739 1740 @Override 1741 public boolean onPrepareOptionsMenu(Menu menu) { 1742 super.onPrepareOptionsMenu(menu); 1743 1744 if (mAppsCustomizeTabHost.isTransitioning()) { 1745 return false; 1746 } 1747 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1748 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1749 1750 return true; 1751 } 1752 1753 @Override 1754 public boolean onOptionsItemSelected(MenuItem item) { 1755 switch (item.getItemId()) { 1756 case MENU_WALLPAPER_SETTINGS: 1757 startWallpaper(); 1758 return true; 1759 } 1760 1761 return super.onOptionsItemSelected(item); 1762 } 1763 1764 @Override 1765 public boolean onSearchRequested() { 1766 startSearch(null, false, null, true); 1767 // Use a custom animation for launching search 1768 return true; 1769 } 1770 1771 public boolean isWorkspaceLocked() { 1772 return mWorkspaceLoading || mWaitingForResult; 1773 } 1774 1775 private void resetAddInfo() { 1776 mPendingAddInfo.container = ItemInfo.NO_ID; 1777 mPendingAddInfo.screen = -1; 1778 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1779 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1780 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; 1781 mPendingAddInfo.dropPos = null; 1782 } 1783 1784 void addAppWidgetImpl(final int appWidgetId, ItemInfo info, AppWidgetHostView boundWidget, 1785 AppWidgetProviderInfo appWidgetInfo) { 1786 if (appWidgetInfo.configure != null) { 1787 mPendingAddWidgetInfo = appWidgetInfo; 1788 mPendingAddWidgetId = appWidgetId; 1789 1790 // Launch over to configure widget, if needed 1791 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1792 intent.setComponent(appWidgetInfo.configure); 1793 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1794 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1795 } else { 1796 // Otherwise just add it 1797 completeAddAppWidget(appWidgetId, info.container, info.screen, boundWidget, 1798 appWidgetInfo); 1799 // Exit spring loaded mode if necessary after adding the widget 1800 exitSpringLoadedDragModeDelayed(true, false, null); 1801 } 1802 } 1803 1804 /** 1805 * Process a shortcut drop. 1806 * 1807 * @param componentName The name of the component 1808 * @param screen The screen where it should be added 1809 * @param cell The cell it should be added to, optional 1810 * @param position The location on the screen where it was dropped, optional 1811 */ 1812 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1813 int[] cell, int[] loc) { 1814 resetAddInfo(); 1815 mPendingAddInfo.container = container; 1816 mPendingAddInfo.screen = screen; 1817 mPendingAddInfo.dropPos = loc; 1818 1819 if (cell != null) { 1820 mPendingAddInfo.cellX = cell[0]; 1821 mPendingAddInfo.cellY = cell[1]; 1822 } 1823 1824 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1825 createShortcutIntent.setComponent(componentName); 1826 processShortcut(createShortcutIntent); 1827 } 1828 1829 /** 1830 * Process a widget drop. 1831 * 1832 * @param info The PendingAppWidgetInfo of the widget being added. 1833 * @param screen The screen where it should be added 1834 * @param cell The cell it should be added to, optional 1835 * @param position The location on the screen where it was dropped, optional 1836 */ 1837 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1838 int[] cell, int[] span, int[] loc) { 1839 resetAddInfo(); 1840 mPendingAddInfo.container = info.container = container; 1841 mPendingAddInfo.screen = info.screen = screen; 1842 mPendingAddInfo.dropPos = loc; 1843 mPendingAddInfo.minSpanX = info.minSpanX; 1844 mPendingAddInfo.minSpanY = info.minSpanY; 1845 1846 if (cell != null) { 1847 mPendingAddInfo.cellX = cell[0]; 1848 mPendingAddInfo.cellY = cell[1]; 1849 } 1850 if (span != null) { 1851 mPendingAddInfo.spanX = span[0]; 1852 mPendingAddInfo.spanY = span[1]; 1853 } 1854 1855 AppWidgetHostView hostView = info.boundWidget; 1856 int appWidgetId; 1857 if (hostView != null) { 1858 appWidgetId = hostView.getAppWidgetId(); 1859 addAppWidgetImpl(appWidgetId, info, hostView, info.info); 1860 } else { 1861 // In this case, we either need to start an activity to get permission to bind 1862 // the widget, or we need to start an activity to configure the widget, or both. 1863 appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1864 Bundle options = info.bindOptions; 1865 1866 boolean success = false; 1867 if (options != null) { 1868 success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, 1869 info.componentName, options); 1870 } else { 1871 success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, 1872 info.componentName); 1873 } 1874 if (success) { 1875 addAppWidgetImpl(appWidgetId, info, null, info.info); 1876 } else { 1877 mPendingAddWidgetInfo = info.info; 1878 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND); 1879 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1880 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName); 1881 // TODO: we need to make sure that this accounts for the options bundle. 1882 // intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS, options); 1883 startActivityForResult(intent, REQUEST_BIND_APPWIDGET); 1884 } 1885 } 1886 } 1887 1888 void processShortcut(Intent intent) { 1889 // Handle case where user selected "Applications" 1890 String applicationName = getResources().getString(R.string.group_applications); 1891 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1892 1893 if (applicationName != null && applicationName.equals(shortcutName)) { 1894 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1895 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1896 1897 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1898 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1899 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1900 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1901 } else { 1902 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1903 } 1904 } 1905 1906 void processWallpaper(Intent intent) { 1907 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1908 } 1909 1910 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1911 int cellY) { 1912 final FolderInfo folderInfo = new FolderInfo(); 1913 folderInfo.title = getText(R.string.folder_name); 1914 1915 // Update the model 1916 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1917 false); 1918 sFolders.put(folderInfo.id, folderInfo); 1919 1920 // Create the view 1921 FolderIcon newFolder = 1922 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1923 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1924 isWorkspaceLocked()); 1925 return newFolder; 1926 } 1927 1928 void removeFolder(FolderInfo folder) { 1929 sFolders.remove(folder.id); 1930 } 1931 1932 private void startWallpaper() { 1933 showWorkspace(true); 1934 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1935 Intent chooser = Intent.createChooser(pickWallpaper, 1936 getText(R.string.chooser_wallpaper)); 1937 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1938 // Removed in Eclair MR1 1939// WallpaperManager wm = (WallpaperManager) 1940// getSystemService(Context.WALLPAPER_SERVICE); 1941// WallpaperInfo wi = wm.getWallpaperInfo(); 1942// if (wi != null && wi.getSettingsActivity() != null) { 1943// LabeledIntent li = new LabeledIntent(getPackageName(), 1944// R.string.configure_wallpaper, 0); 1945// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1946// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1947// } 1948 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1949 } 1950 1951 /** 1952 * Registers various content observers. The current implementation registers 1953 * only a favorites observer to keep track of the favorites applications. 1954 */ 1955 private void registerContentObservers() { 1956 ContentResolver resolver = getContentResolver(); 1957 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1958 true, mWidgetObserver); 1959 } 1960 1961 @Override 1962 public boolean dispatchKeyEvent(KeyEvent event) { 1963 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1964 switch (event.getKeyCode()) { 1965 case KeyEvent.KEYCODE_HOME: 1966 return true; 1967 case KeyEvent.KEYCODE_VOLUME_DOWN: 1968 if (isPropertyEnabled(DUMP_STATE_PROPERTY)) { 1969 dumpState(); 1970 return true; 1971 } 1972 break; 1973 } 1974 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1975 switch (event.getKeyCode()) { 1976 case KeyEvent.KEYCODE_HOME: 1977 return true; 1978 } 1979 } 1980 1981 return super.dispatchKeyEvent(event); 1982 } 1983 1984 @Override 1985 public void onBackPressed() { 1986 if (isAllAppsVisible()) { 1987 showWorkspace(true); 1988 } else if (mWorkspace.getOpenFolder() != null) { 1989 Folder openFolder = mWorkspace.getOpenFolder(); 1990 if (openFolder.isEditingName()) { 1991 openFolder.dismissEditingName(); 1992 } else { 1993 closeFolder(); 1994 } 1995 } else { 1996 mWorkspace.exitWidgetResizeMode(); 1997 1998 // Back button is a no-op here, but give at least some feedback for the button press 1999 mWorkspace.showOutlinesTemporarily(); 2000 } 2001 } 2002 2003 /** 2004 * Re-listen when widgets are reset. 2005 */ 2006 private void onAppWidgetReset() { 2007 if (mAppWidgetHost != null) { 2008 mAppWidgetHost.startListening(); 2009 } 2010 } 2011 2012 /** 2013 * Launches the intent referred by the clicked shortcut. 2014 * 2015 * @param v The view representing the clicked shortcut. 2016 */ 2017 public void onClick(View v) { 2018 // Make sure that rogue clicks don't get through while allapps is launching, or after the 2019 // view has detached (it's possible for this to happen if the view is removed mid touch). 2020 if (v.getWindowToken() == null) { 2021 return; 2022 } 2023 2024 if (!mWorkspace.isFinishedSwitchingState()) { 2025 return; 2026 } 2027 2028 Object tag = v.getTag(); 2029 if (tag instanceof ShortcutInfo) { 2030 // Open shortcut 2031 final Intent intent = ((ShortcutInfo) tag).intent; 2032 int[] pos = new int[2]; 2033 v.getLocationOnScreen(pos); 2034 intent.setSourceBounds(new Rect(pos[0], pos[1], 2035 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 2036 2037 boolean success = startActivitySafely(v, intent, tag); 2038 2039 if (success && v instanceof BubbleTextView) { 2040 mWaitingForResume = (BubbleTextView) v; 2041 mWaitingForResume.setStayPressed(true); 2042 } 2043 } else if (tag instanceof FolderInfo) { 2044 if (v instanceof FolderIcon) { 2045 FolderIcon fi = (FolderIcon) v; 2046 handleFolderClick(fi); 2047 } 2048 } else if (v == mAllAppsButton) { 2049 if (isAllAppsVisible()) { 2050 showWorkspace(true); 2051 } else { 2052 onClickAllAppsButton(v); 2053 } 2054 } 2055 } 2056 2057 public boolean onTouch(View v, MotionEvent event) { 2058 // this is an intercepted event being forwarded from mWorkspace; 2059 // clicking anywhere on the workspace causes the customization drawer to slide down 2060 showWorkspace(true); 2061 return false; 2062 } 2063 2064 /** 2065 * Event handler for the search button 2066 * 2067 * @param v The view that was clicked. 2068 */ 2069 public void onClickSearchButton(View v) { 2070 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 2071 2072 onSearchRequested(); 2073 } 2074 2075 /** 2076 * Event handler for the voice button 2077 * 2078 * @param v The view that was clicked. 2079 */ 2080 public void onClickVoiceButton(View v) { 2081 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 2082 2083 try { 2084 final SearchManager searchManager = 2085 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2086 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2087 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2088 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2089 if (activityName != null) { 2090 intent.setPackage(activityName.getPackageName()); 2091 } 2092 startActivity(null, intent, "onClickVoiceButton"); 2093 } catch (ActivityNotFoundException e) { 2094 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2095 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2096 startActivitySafely(null, intent, "onClickVoiceButton"); 2097 } 2098 } 2099 2100 /** 2101 * Event handler for the "grid" button that appears on the home screen, which 2102 * enters all apps mode. 2103 * 2104 * @param v The view that was clicked. 2105 */ 2106 public void onClickAllAppsButton(View v) { 2107 showAllApps(true); 2108 } 2109 2110 public void onTouchDownAllAppsButton(View v) { 2111 // Provide the same haptic feedback that the system offers for virtual keys. 2112 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 2113 } 2114 2115 public void onClickAppMarketButton(View v) { 2116 if (mAppMarketIntent != null) { 2117 startActivitySafely(v, mAppMarketIntent, "app market"); 2118 } else { 2119 Log.e(TAG, "Invalid app market intent."); 2120 } 2121 } 2122 2123 void startApplicationDetailsActivity(ComponentName componentName, UserHandle user) { 2124 LauncherApps launcherApps = (LauncherApps) getSystemService(Context.LAUNCHER_APPS_SERVICE); 2125 try { 2126 launcherApps.showAppDetailsForProfile(componentName, user, null, null); 2127 } catch (SecurityException e) { 2128 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2129 Log.e(TAG, "Launcher does not have permission to launch settings"); 2130 } catch (ActivityNotFoundException e) { 2131 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2132 Log.e(TAG, "Unable to launch settings"); 2133 } 2134 } 2135 2136 void startApplicationUninstallActivity(ApplicationInfo appInfo, UserHandle user) { 2137 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 2138 // System applications cannot be installed. For now, show a toast explaining that. 2139 // We may give them the option of disabling apps this way. 2140 int messageId = R.string.uninstall_system_app_text; 2141 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 2142 } else { 2143 String packageName = appInfo.componentName.getPackageName(); 2144 String className = appInfo.componentName.getClassName(); 2145 Intent intent = new Intent( 2146 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 2147 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 2148 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 2149 if (user != null) { 2150 intent.putExtra(Intent.EXTRA_USER, user); 2151 } 2152 startActivity(intent); 2153 } 2154 } 2155 2156 boolean startActivity(View v, Intent intent, Object tag) { 2157 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2158 2159 try { 2160 // Only launch using the new animation if the shortcut has not opted out (this is a 2161 // private contract between launcher and may be ignored in the future). 2162 boolean useLaunchAnimation = (v != null) && 2163 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION); 2164 UserHandle user = (UserHandle) intent.getParcelableExtra(ApplicationInfo.EXTRA_PROFILE); 2165 LauncherApps launcherApps = (LauncherApps) 2166 this.getSystemService(Context.LAUNCHER_APPS_SERVICE); 2167 if (useLaunchAnimation) { 2168 ActivityOptions opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, 2169 v.getMeasuredWidth(), v.getMeasuredHeight()); 2170 if (user == null || user.equals(android.os.Process.myUserHandle())) { 2171 // Could be launching some bookkeeping activity 2172 startActivity(intent, opts.toBundle()); 2173 } else { 2174 launcherApps.startActivityForProfile(intent.getComponent(), user, 2175 intent.getSourceBounds(), 2176 opts.toBundle()); 2177 } 2178 } else { 2179 if (user == null || user.equals(android.os.Process.myUserHandle())) { 2180 startActivity(intent); 2181 } else { 2182 launcherApps.startActivityForProfile(intent.getComponent(), user, 2183 intent.getSourceBounds(), null); 2184 } 2185 } 2186 return true; 2187 } catch (SecurityException e) { 2188 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2189 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2190 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2191 "or use the exported attribute for this activity. " 2192 + "tag="+ tag + " intent=" + intent, e); 2193 } 2194 return false; 2195 } 2196 2197 boolean startActivitySafely(View v, Intent intent, Object tag) { 2198 boolean success = false; 2199 try { 2200 success = startActivity(v, intent, tag); 2201 } catch (ActivityNotFoundException e) { 2202 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2203 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 2204 } 2205 return success; 2206 } 2207 2208 void startActivityForResultSafely(Intent intent, int requestCode) { 2209 try { 2210 startActivityForResult(intent, requestCode); 2211 } catch (ActivityNotFoundException e) { 2212 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2213 } catch (SecurityException e) { 2214 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2215 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2216 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2217 "or use the exported attribute for this activity.", e); 2218 } 2219 } 2220 2221 private void handleFolderClick(FolderIcon folderIcon) { 2222 final FolderInfo info = folderIcon.getFolderInfo(); 2223 Folder openFolder = mWorkspace.getFolderForTag(info); 2224 2225 // If the folder info reports that the associated folder is open, then verify that 2226 // it is actually opened. There have been a few instances where this gets out of sync. 2227 if (info.opened && openFolder == null) { 2228 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 2229 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 2230 info.opened = false; 2231 } 2232 2233 if (!info.opened && !folderIcon.getFolder().isDestroyed()) { 2234 // Close any open folder 2235 closeFolder(); 2236 // Open the requested folder 2237 openFolder(folderIcon); 2238 } else { 2239 // Find the open folder... 2240 int folderScreen; 2241 if (openFolder != null) { 2242 folderScreen = mWorkspace.getPageForView(openFolder); 2243 // .. and close it 2244 closeFolder(openFolder); 2245 if (folderScreen != mWorkspace.getCurrentPage()) { 2246 // Close any folder open on the current screen 2247 closeFolder(); 2248 // Pull the folder onto this screen 2249 openFolder(folderIcon); 2250 } 2251 } 2252 } 2253 } 2254 2255 /** 2256 * This method draws the FolderIcon to an ImageView and then adds and positions that ImageView 2257 * in the DragLayer in the exact absolute location of the original FolderIcon. 2258 */ 2259 private void copyFolderIconToImage(FolderIcon fi) { 2260 final int width = fi.getMeasuredWidth(); 2261 final int height = fi.getMeasuredHeight(); 2262 2263 // Lazy load ImageView, Bitmap and Canvas 2264 if (mFolderIconImageView == null) { 2265 mFolderIconImageView = new ImageView(this); 2266 } 2267 if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width || 2268 mFolderIconBitmap.getHeight() != height) { 2269 mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); 2270 mFolderIconCanvas = new Canvas(mFolderIconBitmap); 2271 } 2272 2273 DragLayer.LayoutParams lp; 2274 if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) { 2275 lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams(); 2276 } else { 2277 lp = new DragLayer.LayoutParams(width, height); 2278 } 2279 2280 // The layout from which the folder is being opened may be scaled, adjust the starting 2281 // view size by this scale factor. 2282 float scale = mDragLayer.getDescendantRectRelativeToSelf(fi, mRectForFolderAnimation); 2283 lp.customPosition = true; 2284 lp.x = mRectForFolderAnimation.left; 2285 lp.y = mRectForFolderAnimation.top; 2286 lp.width = (int) (scale * width); 2287 lp.height = (int) (scale * height); 2288 2289 mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR); 2290 fi.draw(mFolderIconCanvas); 2291 mFolderIconImageView.setImageBitmap(mFolderIconBitmap); 2292 if (fi.getFolder() != null) { 2293 mFolderIconImageView.setPivotX(fi.getFolder().getPivotXForIconAnimation()); 2294 mFolderIconImageView.setPivotY(fi.getFolder().getPivotYForIconAnimation()); 2295 } 2296 // Just in case this image view is still in the drag layer from a previous animation, 2297 // we remove it and re-add it. 2298 if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) { 2299 mDragLayer.removeView(mFolderIconImageView); 2300 } 2301 mDragLayer.addView(mFolderIconImageView, lp); 2302 if (fi.getFolder() != null) { 2303 fi.getFolder().bringToFront(); 2304 } 2305 } 2306 2307 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2308 if (fi == null) return; 2309 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2310 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2311 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2312 2313 FolderInfo info = (FolderInfo) fi.getTag(); 2314 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2315 CellLayout cl = (CellLayout) fi.getParent().getParent(); 2316 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 2317 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 2318 } 2319 2320 // Push an ImageView copy of the FolderIcon into the DragLayer and hide the original 2321 copyFolderIconToImage(fi); 2322 fi.setVisibility(View.INVISIBLE); 2323 2324 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2325 scaleX, scaleY); 2326 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2327 oa.start(); 2328 } 2329 2330 private void shrinkAndFadeInFolderIcon(final FolderIcon fi) { 2331 if (fi == null) return; 2332 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2333 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2334 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2335 2336 final CellLayout cl = (CellLayout) fi.getParent().getParent(); 2337 2338 // We remove and re-draw the FolderIcon in-case it has changed 2339 mDragLayer.removeView(mFolderIconImageView); 2340 copyFolderIconToImage(fi); 2341 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2342 scaleX, scaleY); 2343 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2344 oa.addListener(new AnimatorListenerAdapter() { 2345 @Override 2346 public void onAnimationEnd(Animator animation) { 2347 if (cl != null) { 2348 cl.clearFolderLeaveBehind(); 2349 // Remove the ImageView copy of the FolderIcon and make the original visible. 2350 mDragLayer.removeView(mFolderIconImageView); 2351 fi.setVisibility(View.VISIBLE); 2352 } 2353 } 2354 }); 2355 oa.start(); 2356 } 2357 2358 /** 2359 * Opens the user folder described by the specified tag. The opening of the folder 2360 * is animated relative to the specified View. If the View is null, no animation 2361 * is played. 2362 * 2363 * @param folderInfo The FolderInfo describing the folder to open. 2364 */ 2365 public void openFolder(FolderIcon folderIcon) { 2366 Folder folder = folderIcon.getFolder(); 2367 FolderInfo info = folder.mInfo; 2368 2369 info.opened = true; 2370 2371 // Just verify that the folder hasn't already been added to the DragLayer. 2372 // There was a one-off crash where the folder had a parent already. 2373 if (folder.getParent() == null) { 2374 mDragLayer.addView(folder); 2375 mDragController.addDropTarget((DropTarget) folder); 2376 } else { 2377 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2378 folder.getParent() + ")."); 2379 } 2380 folder.animateOpen(); 2381 growAndFadeOutFolderIcon(folderIcon); 2382 2383 // Notify the accessibility manager that this folder "window" has appeared and occluded 2384 // the workspace items 2385 folder.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2386 getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED); 2387 } 2388 2389 public void closeFolder() { 2390 Folder folder = mWorkspace.getOpenFolder(); 2391 if (folder != null) { 2392 if (folder.isEditingName()) { 2393 folder.dismissEditingName(); 2394 } 2395 closeFolder(folder); 2396 2397 // Dismiss the folder cling 2398 dismissFolderCling(null); 2399 } 2400 } 2401 2402 void closeFolder(Folder folder) { 2403 folder.getInfo().opened = false; 2404 2405 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2406 if (parent != null) { 2407 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2408 shrinkAndFadeInFolderIcon(fi); 2409 } 2410 folder.animateClosed(); 2411 2412 // Notify the accessibility manager that this folder "window" has disappeard and no 2413 // longer occludeds the workspace items 2414 getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2415 } 2416 2417 public boolean onLongClick(View v) { 2418 if (!isDraggingEnabled()) return false; 2419 if (isWorkspaceLocked()) return false; 2420 if (mState != State.WORKSPACE) return false; 2421 2422 if (!(v instanceof CellLayout)) { 2423 v = (View) v.getParent().getParent(); 2424 } 2425 2426 resetAddInfo(); 2427 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2428 // This happens when long clicking an item with the dpad/trackball 2429 if (longClickCellInfo == null) { 2430 return true; 2431 } 2432 2433 // The hotseat touch handling does not go through Workspace, and we always allow long press 2434 // on hotseat items. 2435 final View itemUnderLongClick = longClickCellInfo.cell; 2436 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2437 if (allowLongPress && !mDragController.isDragging()) { 2438 if (itemUnderLongClick == null) { 2439 // User long pressed on empty space 2440 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2441 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2442 startWallpaper(); 2443 } else { 2444 if (!(itemUnderLongClick instanceof Folder)) { 2445 // User long pressed on an item 2446 mWorkspace.startDrag(longClickCellInfo); 2447 } 2448 } 2449 } 2450 return true; 2451 } 2452 2453 boolean isHotseatLayout(View layout) { 2454 return mHotseat != null && layout != null && 2455 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2456 } 2457 Hotseat getHotseat() { 2458 return mHotseat; 2459 } 2460 SearchDropTargetBar getSearchBar() { 2461 return mSearchDropTargetBar; 2462 } 2463 2464 /** 2465 * Returns the CellLayout of the specified container at the specified screen. 2466 */ 2467 CellLayout getCellLayout(long container, int screen) { 2468 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2469 if (mHotseat != null) { 2470 return mHotseat.getLayout(); 2471 } else { 2472 return null; 2473 } 2474 } else { 2475 return (CellLayout) mWorkspace.getChildAt(screen); 2476 } 2477 } 2478 2479 Workspace getWorkspace() { 2480 return mWorkspace; 2481 } 2482 2483 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2484 @Override 2485 public boolean isAllAppsVisible() { 2486 return (mState == State.APPS_CUSTOMIZE) || (mOnResumeState == State.APPS_CUSTOMIZE); 2487 } 2488 2489 @Override 2490 public boolean isAllAppsButtonRank(int rank) { 2491 return mHotseat.isAllAppsButtonRank(rank); 2492 } 2493 2494 /** 2495 * Helper method for the cameraZoomIn/cameraZoomOut animations 2496 * @param view The view being animated 2497 * @param scaleFactor The scale factor used for the zoom 2498 */ 2499 private void setPivotsForZoom(View view, float scaleFactor) { 2500 view.setPivotX(view.getWidth() / 2.0f); 2501 view.setPivotY(view.getHeight() / 2.0f); 2502 } 2503 2504 void disableWallpaperIfInAllApps() { 2505 // Only disable it if we are in all apps 2506 if (isAllAppsVisible()) { 2507 if (mAppsCustomizeTabHost != null && 2508 !mAppsCustomizeTabHost.isTransitioning()) { 2509 updateWallpaperVisibility(false); 2510 } 2511 } 2512 } 2513 2514 private void setWorkspaceBackground(boolean workspace) { 2515 mLauncherView.setBackground(workspace ? 2516 mWorkspaceBackgroundDrawable : null); 2517 } 2518 2519 void updateWallpaperVisibility(boolean visible) { 2520 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2521 int curflags = getWindow().getAttributes().flags 2522 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2523 if (wpflags != curflags) { 2524 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2525 } 2526 setWorkspaceBackground(visible); 2527 } 2528 2529 private void dispatchOnLauncherTransitionPrepare(View v, boolean animated, boolean toWorkspace) { 2530 if (v instanceof LauncherTransitionable) { 2531 ((LauncherTransitionable) v).onLauncherTransitionPrepare(this, animated, toWorkspace); 2532 } 2533 } 2534 2535 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2536 if (v instanceof LauncherTransitionable) { 2537 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2538 } 2539 2540 // Update the workspace transition step as well 2541 dispatchOnLauncherTransitionStep(v, 0f); 2542 } 2543 2544 private void dispatchOnLauncherTransitionStep(View v, float t) { 2545 if (v instanceof LauncherTransitionable) { 2546 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2547 } 2548 } 2549 2550 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2551 if (v instanceof LauncherTransitionable) { 2552 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2553 } 2554 2555 // Update the workspace transition step as well 2556 dispatchOnLauncherTransitionStep(v, 1f); 2557 } 2558 2559 /** 2560 * Things to test when changing the following seven functions. 2561 * - Home from workspace 2562 * - from center screen 2563 * - from other screens 2564 * - Home from all apps 2565 * - from center screen 2566 * - from other screens 2567 * - Back from all apps 2568 * - from center screen 2569 * - from other screens 2570 * - Launch app from workspace and quit 2571 * - with back 2572 * - with home 2573 * - Launch app from all apps and quit 2574 * - with back 2575 * - with home 2576 * - Go to a screen that's not the default, then all 2577 * apps, and launch and app, and go back 2578 * - with back 2579 * -with home 2580 * - On workspace, long press power and go back 2581 * - with back 2582 * - with home 2583 * - On all apps, long press power and go back 2584 * - with back 2585 * - with home 2586 * - On workspace, power off 2587 * - On all apps, power off 2588 * - Launch an app and turn off the screen while in that app 2589 * - Go back with home key 2590 * - Go back with back key TODO: make this not go to workspace 2591 * - From all apps 2592 * - From workspace 2593 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2594 * - From all apps 2595 * - From the center workspace 2596 * - From another workspace 2597 */ 2598 2599 /** 2600 * Zoom the camera out from the workspace to reveal 'toView'. 2601 * Assumes that the view to show is anchored at either the very top or very bottom 2602 * of the screen. 2603 */ 2604 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2605 if (mStateAnimation != null) { 2606 mStateAnimation.setDuration(0); 2607 mStateAnimation.cancel(); 2608 mStateAnimation = null; 2609 } 2610 final Resources res = getResources(); 2611 2612 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2613 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2614 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2615 final View fromView = mWorkspace; 2616 final AppsCustomizeTabHost toView = mAppsCustomizeTabHost; 2617 final int startDelay = 2618 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2619 2620 setPivotsForZoom(toView, scale); 2621 2622 // Shrink workspaces away if going to AppsCustomize from workspace 2623 Animator workspaceAnim = 2624 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2625 2626 if (animated) { 2627 toView.setScaleX(scale); 2628 toView.setScaleY(scale); 2629 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2630 scaleAnim. 2631 scaleX(1f).scaleY(1f). 2632 setDuration(duration). 2633 setInterpolator(new Workspace.ZoomOutInterpolator()); 2634 2635 toView.setVisibility(View.VISIBLE); 2636 toView.setAlpha(0f); 2637 final ObjectAnimator alphaAnim = LauncherAnimUtils 2638 .ofFloat(toView, "alpha", 0f, 1f) 2639 .setDuration(fadeDuration); 2640 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2641 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2642 @Override 2643 public void onAnimationUpdate(ValueAnimator animation) { 2644 if (animation == null) { 2645 throw new RuntimeException("animation is null"); 2646 } 2647 float t = (Float) animation.getAnimatedValue(); 2648 dispatchOnLauncherTransitionStep(fromView, t); 2649 dispatchOnLauncherTransitionStep(toView, t); 2650 } 2651 }); 2652 2653 // toView should appear right at the end of the workspace shrink 2654 // animation 2655 mStateAnimation = LauncherAnimUtils.createAnimatorSet(); 2656 mStateAnimation.play(scaleAnim).after(startDelay); 2657 mStateAnimation.play(alphaAnim).after(startDelay); 2658 2659 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2660 boolean animationCancelled = false; 2661 2662 @Override 2663 public void onAnimationStart(Animator animation) { 2664 updateWallpaperVisibility(true); 2665 // Prepare the position 2666 toView.setTranslationX(0.0f); 2667 toView.setTranslationY(0.0f); 2668 toView.setVisibility(View.VISIBLE); 2669 toView.bringToFront(); 2670 } 2671 @Override 2672 public void onAnimationEnd(Animator animation) { 2673 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2674 dispatchOnLauncherTransitionEnd(toView, animated, false); 2675 2676 if (mWorkspace != null && !springLoaded && !LauncherApplication.isScreenLarge()) { 2677 // Hide the workspace scrollbar 2678 mWorkspace.hideScrollingIndicator(true); 2679 hideDockDivider(); 2680 } 2681 if (!animationCancelled) { 2682 updateWallpaperVisibility(false); 2683 } 2684 2685 // Hide the search bar 2686 if (mSearchDropTargetBar != null) { 2687 mSearchDropTargetBar.hideSearchBar(false); 2688 } 2689 } 2690 2691 @Override 2692 public void onAnimationCancel(Animator animation) { 2693 animationCancelled = true; 2694 } 2695 }); 2696 2697 if (workspaceAnim != null) { 2698 mStateAnimation.play(workspaceAnim); 2699 } 2700 2701 boolean delayAnim = false; 2702 2703 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2704 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2705 2706 // If any of the objects being animated haven't been measured/laid out 2707 // yet, delay the animation until we get a layout pass 2708 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2709 (mWorkspace.getMeasuredWidth() == 0) || 2710 (toView.getMeasuredWidth() == 0)) { 2711 delayAnim = true; 2712 } 2713 2714 final AnimatorSet stateAnimation = mStateAnimation; 2715 final Runnable startAnimRunnable = new Runnable() { 2716 public void run() { 2717 // Check that mStateAnimation hasn't changed while 2718 // we waited for a layout/draw pass 2719 if (mStateAnimation != stateAnimation) 2720 return; 2721 setPivotsForZoom(toView, scale); 2722 dispatchOnLauncherTransitionStart(fromView, animated, false); 2723 dispatchOnLauncherTransitionStart(toView, animated, false); 2724 LauncherAnimUtils.startAnimationAfterNextDraw(mStateAnimation, toView); 2725 } 2726 }; 2727 if (delayAnim) { 2728 final ViewTreeObserver observer = toView.getViewTreeObserver(); 2729 observer.addOnGlobalLayoutListener(new OnGlobalLayoutListener() { 2730 public void onGlobalLayout() { 2731 startAnimRunnable.run(); 2732 toView.getViewTreeObserver().removeOnGlobalLayoutListener(this); 2733 } 2734 }); 2735 } else { 2736 startAnimRunnable.run(); 2737 } 2738 } else { 2739 toView.setTranslationX(0.0f); 2740 toView.setTranslationY(0.0f); 2741 toView.setScaleX(1.0f); 2742 toView.setScaleY(1.0f); 2743 toView.setVisibility(View.VISIBLE); 2744 toView.bringToFront(); 2745 2746 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2747 // Hide the workspace scrollbar 2748 mWorkspace.hideScrollingIndicator(true); 2749 hideDockDivider(); 2750 2751 // Hide the search bar 2752 if (mSearchDropTargetBar != null) { 2753 mSearchDropTargetBar.hideSearchBar(false); 2754 } 2755 } 2756 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2757 dispatchOnLauncherTransitionStart(fromView, animated, false); 2758 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2759 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2760 dispatchOnLauncherTransitionStart(toView, animated, false); 2761 dispatchOnLauncherTransitionEnd(toView, animated, false); 2762 updateWallpaperVisibility(false); 2763 } 2764 } 2765 2766 /** 2767 * Zoom the camera back into the workspace, hiding 'fromView'. 2768 * This is the opposite of showAppsCustomizeHelper. 2769 * @param animated If true, the transition will be animated. 2770 */ 2771 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2772 final boolean springLoaded, final Runnable onCompleteRunnable) { 2773 2774 if (mStateAnimation != null) { 2775 mStateAnimation.setDuration(0); 2776 mStateAnimation.cancel(); 2777 mStateAnimation = null; 2778 } 2779 Resources res = getResources(); 2780 2781 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2782 final int fadeOutDuration = 2783 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2784 final float scaleFactor = (float) 2785 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2786 final View fromView = mAppsCustomizeTabHost; 2787 final View toView = mWorkspace; 2788 Animator workspaceAnim = null; 2789 2790 if (toState == State.WORKSPACE) { 2791 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2792 workspaceAnim = mWorkspace.getChangeStateAnimation( 2793 Workspace.State.NORMAL, animated, stagger); 2794 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2795 workspaceAnim = mWorkspace.getChangeStateAnimation( 2796 Workspace.State.SPRING_LOADED, animated); 2797 } 2798 2799 setPivotsForZoom(fromView, scaleFactor); 2800 updateWallpaperVisibility(true); 2801 showHotseat(animated); 2802 if (animated) { 2803 final LauncherViewPropertyAnimator scaleAnim = 2804 new LauncherViewPropertyAnimator(fromView); 2805 scaleAnim. 2806 scaleX(scaleFactor).scaleY(scaleFactor). 2807 setDuration(duration). 2808 setInterpolator(new Workspace.ZoomInInterpolator()); 2809 2810 final ObjectAnimator alphaAnim = LauncherAnimUtils 2811 .ofFloat(fromView, "alpha", 1f, 0f) 2812 .setDuration(fadeOutDuration); 2813 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2814 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2815 @Override 2816 public void onAnimationUpdate(ValueAnimator animation) { 2817 float t = 1f - (Float) animation.getAnimatedValue(); 2818 dispatchOnLauncherTransitionStep(fromView, t); 2819 dispatchOnLauncherTransitionStep(toView, t); 2820 } 2821 }); 2822 2823 mStateAnimation = LauncherAnimUtils.createAnimatorSet(); 2824 2825 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2826 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2827 mAppsCustomizeContent.pauseScrolling(); 2828 2829 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2830 @Override 2831 public void onAnimationEnd(Animator animation) { 2832 updateWallpaperVisibility(true); 2833 fromView.setVisibility(View.GONE); 2834 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2835 dispatchOnLauncherTransitionEnd(toView, animated, true); 2836 if (mWorkspace != null) { 2837 mWorkspace.hideScrollingIndicator(false); 2838 } 2839 if (onCompleteRunnable != null) { 2840 onCompleteRunnable.run(); 2841 } 2842 mAppsCustomizeContent.updateCurrentPageScroll(); 2843 mAppsCustomizeContent.resumeScrolling(); 2844 } 2845 }); 2846 2847 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2848 if (workspaceAnim != null) { 2849 mStateAnimation.play(workspaceAnim); 2850 } 2851 dispatchOnLauncherTransitionStart(fromView, animated, true); 2852 dispatchOnLauncherTransitionStart(toView, animated, true); 2853 LauncherAnimUtils.startAnimationAfterNextDraw(mStateAnimation, toView); 2854 } else { 2855 fromView.setVisibility(View.GONE); 2856 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2857 dispatchOnLauncherTransitionStart(fromView, animated, true); 2858 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2859 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2860 dispatchOnLauncherTransitionStart(toView, animated, true); 2861 dispatchOnLauncherTransitionEnd(toView, animated, true); 2862 mWorkspace.hideScrollingIndicator(false); 2863 } 2864 } 2865 2866 @Override 2867 public void onTrimMemory(int level) { 2868 super.onTrimMemory(level); 2869 if (level >= ComponentCallbacks2.TRIM_MEMORY_MODERATE) { 2870 mAppsCustomizeTabHost.onTrimMemory(); 2871 } 2872 } 2873 2874 @Override 2875 public void onWindowFocusChanged(boolean hasFocus) { 2876 if (!hasFocus) { 2877 // When another window occludes launcher (like the notification shade, or recents), 2878 // ensure that we enable the wallpaper flag so that transitions are done correctly. 2879 updateWallpaperVisibility(true); 2880 } else { 2881 // When launcher has focus again, disable the wallpaper if we are in AllApps 2882 mWorkspace.postDelayed(new Runnable() { 2883 @Override 2884 public void run() { 2885 disableWallpaperIfInAllApps(); 2886 } 2887 }, 500); 2888 } 2889 } 2890 2891 void showWorkspace(boolean animated) { 2892 showWorkspace(animated, null); 2893 } 2894 2895 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2896 if (mState != State.WORKSPACE) { 2897 boolean wasInSpringLoadedMode = (mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2898 mWorkspace.setVisibility(View.VISIBLE); 2899 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2900 2901 // Show the search bar (only animate if we were showing the drop target bar in spring 2902 // loaded mode) 2903 if (mSearchDropTargetBar != null) { 2904 mSearchDropTargetBar.showSearchBar(wasInSpringLoadedMode); 2905 } 2906 2907 // We only need to animate in the dock divider if we're going from spring loaded mode 2908 showDockDivider(animated && wasInSpringLoadedMode); 2909 2910 // Set focus to the AppsCustomize button 2911 if (mAllAppsButton != null) { 2912 mAllAppsButton.requestFocus(); 2913 } 2914 } 2915 2916 mWorkspace.flashScrollingIndicator(animated); 2917 2918 // Change the state *after* we've called all the transition code 2919 mState = State.WORKSPACE; 2920 2921 // Resume the auto-advance of widgets 2922 mUserPresent = true; 2923 updateRunning(); 2924 2925 // Send an accessibility event to announce the context change 2926 getWindow().getDecorView() 2927 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2928 } 2929 2930 void showAllApps(boolean animated) { 2931 if (mState != State.WORKSPACE) return; 2932 2933 showAppsCustomizeHelper(animated, false); 2934 mAppsCustomizeTabHost.requestFocus(); 2935 2936 // Change the state *after* we've called all the transition code 2937 mState = State.APPS_CUSTOMIZE; 2938 2939 // Pause the auto-advance of widgets until we are out of AllApps 2940 mUserPresent = false; 2941 updateRunning(); 2942 closeFolder(); 2943 2944 // Send an accessibility event to announce the context change 2945 getWindow().getDecorView() 2946 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2947 } 2948 2949 void enterSpringLoadedDragMode() { 2950 if (isAllAppsVisible()) { 2951 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2952 hideDockDivider(); 2953 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2954 } 2955 } 2956 2957 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2958 final Runnable onCompleteRunnable) { 2959 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2960 2961 mHandler.postDelayed(new Runnable() { 2962 @Override 2963 public void run() { 2964 if (successfulDrop) { 2965 // Before we show workspace, hide all apps again because 2966 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2967 // clean up our state transition functions 2968 mAppsCustomizeTabHost.setVisibility(View.GONE); 2969 showWorkspace(true, onCompleteRunnable); 2970 } else { 2971 exitSpringLoadedDragMode(); 2972 } 2973 } 2974 }, (extendedDelay ? 2975 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2976 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2977 } 2978 2979 void exitSpringLoadedDragMode() { 2980 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2981 final boolean animated = true; 2982 final boolean springLoaded = true; 2983 showAppsCustomizeHelper(animated, springLoaded); 2984 mState = State.APPS_CUSTOMIZE; 2985 } 2986 // Otherwise, we are not in spring loaded mode, so don't do anything. 2987 } 2988 2989 void hideDockDivider() { 2990 if (mQsbDivider != null && mDockDivider != null) { 2991 mQsbDivider.setVisibility(View.INVISIBLE); 2992 mDockDivider.setVisibility(View.INVISIBLE); 2993 } 2994 } 2995 2996 void showDockDivider(boolean animated) { 2997 if (mQsbDivider != null && mDockDivider != null) { 2998 mQsbDivider.setVisibility(View.VISIBLE); 2999 mDockDivider.setVisibility(View.VISIBLE); 3000 if (mDividerAnimator != null) { 3001 mDividerAnimator.cancel(); 3002 mQsbDivider.setAlpha(1f); 3003 mDockDivider.setAlpha(1f); 3004 mDividerAnimator = null; 3005 } 3006 if (animated) { 3007 mDividerAnimator = LauncherAnimUtils.createAnimatorSet(); 3008 mDividerAnimator.playTogether(LauncherAnimUtils.ofFloat(mQsbDivider, "alpha", 1f), 3009 LauncherAnimUtils.ofFloat(mDockDivider, "alpha", 1f)); 3010 int duration = 0; 3011 if (mSearchDropTargetBar != null) { 3012 duration = mSearchDropTargetBar.getTransitionInDuration(); 3013 } 3014 mDividerAnimator.setDuration(duration); 3015 mDividerAnimator.start(); 3016 } 3017 } 3018 } 3019 3020 void lockAllApps() { 3021 // TODO 3022 } 3023 3024 void unlockAllApps() { 3025 // TODO 3026 } 3027 3028 /** 3029 * Shows the hotseat area. 3030 */ 3031 void showHotseat(boolean animated) { 3032 if (!LauncherApplication.isScreenLarge()) { 3033 if (animated) { 3034 if (mHotseat.getAlpha() != 1f) { 3035 int duration = 0; 3036 if (mSearchDropTargetBar != null) { 3037 duration = mSearchDropTargetBar.getTransitionInDuration(); 3038 } 3039 mHotseat.animate().alpha(1f).setDuration(duration); 3040 } 3041 } else { 3042 mHotseat.setAlpha(1f); 3043 } 3044 } 3045 } 3046 3047 /** 3048 * Hides the hotseat area. 3049 */ 3050 void hideHotseat(boolean animated) { 3051 if (!LauncherApplication.isScreenLarge()) { 3052 if (animated) { 3053 if (mHotseat.getAlpha() != 0f) { 3054 int duration = 0; 3055 if (mSearchDropTargetBar != null) { 3056 duration = mSearchDropTargetBar.getTransitionOutDuration(); 3057 } 3058 mHotseat.animate().alpha(0f).setDuration(duration); 3059 } 3060 } else { 3061 mHotseat.setAlpha(0f); 3062 } 3063 } 3064 } 3065 3066 /** 3067 * Add an item from all apps or customize onto the given workspace screen. 3068 * If layout is null, add to the current screen. 3069 */ 3070 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 3071 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 3072 showOutOfSpaceMessage(isHotseatLayout(layout)); 3073 } 3074 } 3075 3076 /** Maps the current orientation to an index for referencing orientation correct global icons */ 3077 private int getCurrentOrientationIndexForGlobalIcons() { 3078 // default - 0, landscape - 1 3079 switch (getResources().getConfiguration().orientation) { 3080 case Configuration.ORIENTATION_LANDSCAPE: 3081 return 1; 3082 default: 3083 return 0; 3084 } 3085 } 3086 3087 private Drawable getExternalPackageToolbarIcon(ComponentName activityName, String resourceName) { 3088 try { 3089 PackageManager packageManager = getPackageManager(); 3090 // Look for the toolbar icon specified in the activity meta-data 3091 Bundle metaData = packageManager.getActivityInfo( 3092 activityName, PackageManager.GET_META_DATA).metaData; 3093 if (metaData != null) { 3094 int iconResId = metaData.getInt(resourceName); 3095 if (iconResId != 0) { 3096 Resources res = packageManager.getResourcesForActivity(activityName); 3097 return res.getDrawable(iconResId); 3098 } 3099 } 3100 } catch (NameNotFoundException e) { 3101 // This can happen if the activity defines an invalid drawable 3102 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 3103 " not found", e); 3104 } catch (Resources.NotFoundException nfe) { 3105 // This can happen if the activity defines an invalid drawable 3106 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 3107 nfe); 3108 } 3109 return null; 3110 } 3111 3112 // if successful in getting icon, return it; otherwise, set button to use default drawable 3113 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 3114 int buttonId, ComponentName activityName, int fallbackDrawableId, 3115 String toolbarResourceName) { 3116 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 3117 Resources r = getResources(); 3118 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 3119 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 3120 3121 TextView button = (TextView) findViewById(buttonId); 3122 // If we were unable to find the icon via the meta-data, use a generic one 3123 if (toolbarIcon == null) { 3124 toolbarIcon = r.getDrawable(fallbackDrawableId); 3125 toolbarIcon.setBounds(0, 0, w, h); 3126 if (button != null) { 3127 button.setCompoundDrawables(toolbarIcon, null, null, null); 3128 } 3129 return null; 3130 } else { 3131 toolbarIcon.setBounds(0, 0, w, h); 3132 if (button != null) { 3133 button.setCompoundDrawables(toolbarIcon, null, null, null); 3134 } 3135 return toolbarIcon.getConstantState(); 3136 } 3137 } 3138 3139 // if successful in getting icon, return it; otherwise, set button to use default drawable 3140 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 3141 int buttonId, ComponentName activityName, int fallbackDrawableId, 3142 String toolbarResourceName) { 3143 ImageView button = (ImageView) findViewById(buttonId); 3144 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 3145 3146 if (button != null) { 3147 // If we were unable to find the icon via the meta-data, use a 3148 // generic one 3149 if (toolbarIcon == null) { 3150 button.setImageResource(fallbackDrawableId); 3151 } else { 3152 button.setImageDrawable(toolbarIcon); 3153 } 3154 } 3155 3156 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 3157 3158 } 3159 3160 private void updateTextButtonWithDrawable(int buttonId, Drawable d) { 3161 TextView button = (TextView) findViewById(buttonId); 3162 button.setCompoundDrawables(d, null, null, null); 3163 } 3164 3165 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3166 ImageView button = (ImageView) findViewById(buttonId); 3167 button.setImageDrawable(d.newDrawable(getResources())); 3168 } 3169 3170 private void invalidatePressedFocusedStates(View container, View button) { 3171 if (container instanceof HolographicLinearLayout) { 3172 HolographicLinearLayout layout = (HolographicLinearLayout) container; 3173 layout.invalidatePressedFocusedStates(); 3174 } else if (button instanceof HolographicImageView) { 3175 HolographicImageView view = (HolographicImageView) button; 3176 view.invalidatePressedFocusedStates(); 3177 } 3178 } 3179 3180 private boolean updateGlobalSearchIcon() { 3181 final View searchButtonContainer = findViewById(R.id.search_button_container); 3182 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 3183 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3184 final View voiceButton = findViewById(R.id.voice_button); 3185 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3186 3187 final SearchManager searchManager = 3188 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3189 ComponentName activityName = searchManager.getGlobalSearchActivity(); 3190 if (activityName != null) { 3191 int coi = getCurrentOrientationIndexForGlobalIcons(); 3192 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3193 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 3194 TOOLBAR_SEARCH_ICON_METADATA_NAME); 3195 if (sGlobalSearchIcon[coi] == null) { 3196 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3197 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 3198 TOOLBAR_ICON_METADATA_NAME); 3199 } 3200 3201 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 3202 searchButton.setVisibility(View.VISIBLE); 3203 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 3204 return true; 3205 } else { 3206 // We disable both search and voice search when there is no global search provider 3207 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 3208 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3209 searchButton.setVisibility(View.GONE); 3210 voiceButton.setVisibility(View.GONE); 3211 if (voiceButtonProxy != null) { 3212 voiceButtonProxy.setVisibility(View.GONE); 3213 } 3214 return false; 3215 } 3216 } 3217 3218 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 3219 final View searchButtonContainer = findViewById(R.id.search_button_container); 3220 final View searchButton = (ImageView) findViewById(R.id.search_button); 3221 updateButtonWithDrawable(R.id.search_button, d); 3222 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 3223 } 3224 3225 private boolean updateVoiceSearchIcon(boolean searchVisible) { 3226 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3227 final View voiceButton = findViewById(R.id.voice_button); 3228 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3229 3230 // We only show/update the voice search icon if the search icon is enabled as well 3231 final SearchManager searchManager = 3232 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3233 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 3234 3235 ComponentName activityName = null; 3236 if (globalSearchActivity != null) { 3237 // Check if the global search activity handles voice search 3238 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3239 intent.setPackage(globalSearchActivity.getPackageName()); 3240 activityName = intent.resolveActivity(getPackageManager()); 3241 } 3242 3243 if (activityName == null) { 3244 // Fallback: check if an activity other than the global search activity 3245 // resolves this 3246 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3247 activityName = intent.resolveActivity(getPackageManager()); 3248 } 3249 if (searchVisible && activityName != null) { 3250 int coi = getCurrentOrientationIndexForGlobalIcons(); 3251 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3252 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3253 TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME); 3254 if (sVoiceSearchIcon[coi] == null) { 3255 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3256 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3257 TOOLBAR_ICON_METADATA_NAME); 3258 } 3259 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 3260 voiceButton.setVisibility(View.VISIBLE); 3261 if (voiceButtonProxy != null) { 3262 voiceButtonProxy.setVisibility(View.VISIBLE); 3263 } 3264 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3265 return true; 3266 } else { 3267 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3268 voiceButton.setVisibility(View.GONE); 3269 if (voiceButtonProxy != null) { 3270 voiceButtonProxy.setVisibility(View.GONE); 3271 } 3272 return false; 3273 } 3274 } 3275 3276 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3277 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3278 final View voiceButton = findViewById(R.id.voice_button); 3279 updateButtonWithDrawable(R.id.voice_button, d); 3280 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3281 } 3282 3283 /** 3284 * Sets the app market icon 3285 */ 3286 private void updateAppMarketIcon() { 3287 final View marketButton = findViewById(R.id.market_button); 3288 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3289 // Find the app market activity by resolving an intent. 3290 // (If multiple app markets are installed, it will return the ResolverActivity.) 3291 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3292 if (activityName != null) { 3293 int coi = getCurrentOrientationIndexForGlobalIcons(); 3294 mAppMarketIntent = intent; 3295 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 3296 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo, 3297 TOOLBAR_ICON_METADATA_NAME); 3298 marketButton.setVisibility(View.VISIBLE); 3299 } else { 3300 // We should hide and disable the view so that we don't try and restore the visibility 3301 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3302 marketButton.setVisibility(View.GONE); 3303 marketButton.setEnabled(false); 3304 } 3305 } 3306 3307 private void updateAppMarketIcon(Drawable.ConstantState d) { 3308 // Ensure that the new drawable we are creating has the approprate toolbar icon bounds 3309 Resources r = getResources(); 3310 Drawable marketIconDrawable = d.newDrawable(r); 3311 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 3312 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 3313 marketIconDrawable.setBounds(0, 0, w, h); 3314 3315 updateTextButtonWithDrawable(R.id.market_button, marketIconDrawable); 3316 } 3317 3318 @Override 3319 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 3320 final boolean result = super.dispatchPopulateAccessibilityEvent(event); 3321 final List<CharSequence> text = event.getText(); 3322 text.clear(); 3323 // Populate event with a fake title based on the current state. 3324 if (mState == State.APPS_CUSTOMIZE) { 3325 text.add(getString(R.string.all_apps_button_label)); 3326 } else { 3327 text.add(getString(R.string.all_apps_home_button_label)); 3328 } 3329 return result; 3330 } 3331 3332 /** 3333 * Receives notifications when system dialogs are to be closed. 3334 */ 3335 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3336 @Override 3337 public void onReceive(Context context, Intent intent) { 3338 closeSystemDialogs(); 3339 } 3340 } 3341 3342 /** 3343 * Receives notifications whenever the appwidgets are reset. 3344 */ 3345 private class AppWidgetResetObserver extends ContentObserver { 3346 public AppWidgetResetObserver() { 3347 super(new Handler()); 3348 } 3349 3350 @Override 3351 public void onChange(boolean selfChange) { 3352 onAppWidgetReset(); 3353 } 3354 } 3355 3356 /** 3357 * If the activity is currently paused, signal that we need to run the passed Runnable 3358 * in onResume. 3359 * 3360 * This needs to be called from incoming places where resources might have been loaded 3361 * while we are paused. That is becaues the Configuration might be wrong 3362 * when we're not running, and if it comes back to what it was when we 3363 * were paused, we are not restarted. 3364 * 3365 * Implementation of the method from LauncherModel.Callbacks. 3366 * 3367 * @return true if we are currently paused. The caller might be able to 3368 * skip some work in that case since we will come back again. 3369 */ 3370 private boolean waitUntilResume(Runnable run, boolean deletePreviousRunnables) { 3371 if (mPaused) { 3372 Log.i(TAG, "Deferring update until onResume"); 3373 if (deletePreviousRunnables) { 3374 while (mOnResumeCallbacks.remove(run)) { 3375 } 3376 } 3377 mOnResumeCallbacks.add(run); 3378 return true; 3379 } else { 3380 return false; 3381 } 3382 } 3383 3384 private boolean waitUntilResume(Runnable run) { 3385 return waitUntilResume(run, false); 3386 } 3387 3388 /** 3389 * If the activity is currently paused, signal that we need to re-run the loader 3390 * in onResume. 3391 * 3392 * This needs to be called from incoming places where resources might have been loaded 3393 * while we are paused. That is becaues the Configuration might be wrong 3394 * when we're not running, and if it comes back to what it was when we 3395 * were paused, we are not restarted. 3396 * 3397 * Implementation of the method from LauncherModel.Callbacks. 3398 * 3399 * @return true if we are currently paused. The caller might be able to 3400 * skip some work in that case since we will come back again. 3401 */ 3402 public boolean setLoadOnResume() { 3403 if (mPaused) { 3404 Log.i(TAG, "setLoadOnResume"); 3405 mOnResumeNeedsLoad = true; 3406 return true; 3407 } else { 3408 return false; 3409 } 3410 } 3411 3412 /** 3413 * Implementation of the method from LauncherModel.Callbacks. 3414 */ 3415 public int getCurrentWorkspaceScreen() { 3416 if (mWorkspace != null) { 3417 return mWorkspace.getCurrentPage(); 3418 } else { 3419 return SCREEN_COUNT / 2; 3420 } 3421 } 3422 3423 /** 3424 * Refreshes the shortcuts shown on the workspace. 3425 * 3426 * Implementation of the method from LauncherModel.Callbacks. 3427 */ 3428 public void startBinding() { 3429 // If we're starting binding all over again, clear any bind calls we'd postponed in 3430 // the past (see waitUntilResume) -- we don't need them since we're starting binding 3431 // from scratch again 3432 mOnResumeCallbacks.clear(); 3433 3434 final Workspace workspace = mWorkspace; 3435 mNewShortcutAnimatePage = -1; 3436 mNewShortcutAnimateViews.clear(); 3437 mWorkspace.clearDropTargets(); 3438 int count = workspace.getChildCount(); 3439 for (int i = 0; i < count; i++) { 3440 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3441 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3442 layoutParent.removeAllViewsInLayout(); 3443 } 3444 mWidgetsToAdvance.clear(); 3445 if (mHotseat != null) { 3446 mHotseat.resetLayout(); 3447 } 3448 } 3449 3450 /** 3451 * Bind the items start-end from the list. 3452 * 3453 * Implementation of the method from LauncherModel.Callbacks. 3454 */ 3455 public void bindItems(final ArrayList<ItemInfo> shortcuts, final int start, final int end) { 3456 if (waitUntilResume(new Runnable() { 3457 public void run() { 3458 bindItems(shortcuts, start, end); 3459 } 3460 })) { 3461 return; 3462 } 3463 3464 // Get the list of added shortcuts and intersect them with the set of shortcuts here 3465 Set<String> newApps = new HashSet<String>(); 3466 newApps = mSharedPrefs.getStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, newApps); 3467 3468 Workspace workspace = mWorkspace; 3469 for (int i = start; i < end; i++) { 3470 final ItemInfo item = shortcuts.get(i); 3471 3472 // Short circuit if we are loading dock items for a configuration which has no dock 3473 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 3474 mHotseat == null) { 3475 continue; 3476 } 3477 3478 switch (item.itemType) { 3479 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3480 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3481 ShortcutInfo info = (ShortcutInfo) item; 3482 String uri = info.intent.toUri(0).toString(); 3483 View shortcut = createShortcut(info); 3484 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 3485 item.cellY, 1, 1, false); 3486 boolean animateIconUp = false; 3487 synchronized (newApps) { 3488 if (newApps.contains(uri)) { 3489 animateIconUp = newApps.remove(uri); 3490 } 3491 } 3492 if (animateIconUp) { 3493 // Prepare the view to be animated up 3494 shortcut.setAlpha(0f); 3495 shortcut.setScaleX(0f); 3496 shortcut.setScaleY(0f); 3497 mNewShortcutAnimatePage = item.screen; 3498 if (!mNewShortcutAnimateViews.contains(shortcut)) { 3499 mNewShortcutAnimateViews.add(shortcut); 3500 } 3501 } 3502 break; 3503 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3504 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3505 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3506 (FolderInfo) item, mIconCache); 3507 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 3508 item.cellY, 1, 1, false); 3509 break; 3510 } 3511 } 3512 3513 workspace.requestLayout(); 3514 } 3515 3516 /** 3517 * Implementation of the method from LauncherModel.Callbacks. 3518 */ 3519 public void bindFolders(final HashMap<Long, FolderInfo> folders) { 3520 if (waitUntilResume(new Runnable() { 3521 public void run() { 3522 bindFolders(folders); 3523 } 3524 })) { 3525 return; 3526 } 3527 sFolders.clear(); 3528 sFolders.putAll(folders); 3529 } 3530 3531 /** 3532 * Add the views for a widget to the workspace. 3533 * 3534 * Implementation of the method from LauncherModel.Callbacks. 3535 */ 3536 public void bindAppWidget(final LauncherAppWidgetInfo item) { 3537 if (waitUntilResume(new Runnable() { 3538 public void run() { 3539 bindAppWidget(item); 3540 } 3541 })) { 3542 return; 3543 } 3544 3545 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3546 if (DEBUG_WIDGETS) { 3547 Log.d(TAG, "bindAppWidget: " + item); 3548 } 3549 final Workspace workspace = mWorkspace; 3550 3551 final int appWidgetId = item.appWidgetId; 3552 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3553 if (DEBUG_WIDGETS) { 3554 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3555 } 3556 3557 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3558 3559 item.hostView.setTag(item); 3560 item.onBindAppWidget(this); 3561 3562 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 3563 item.cellY, item.spanX, item.spanY, false); 3564 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3565 3566 workspace.requestLayout(); 3567 3568 if (DEBUG_WIDGETS) { 3569 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3570 + (SystemClock.uptimeMillis()-start) + "ms"); 3571 } 3572 } 3573 3574 public void onPageBoundSynchronously(int page) { 3575 mSynchronouslyBoundPages.add(page); 3576 } 3577 3578 /** 3579 * Callback saying that there aren't any more items to bind. 3580 * 3581 * Implementation of the method from LauncherModel.Callbacks. 3582 */ 3583 public void finishBindingItems() { 3584 if (waitUntilResume(new Runnable() { 3585 public void run() { 3586 finishBindingItems(); 3587 } 3588 })) { 3589 return; 3590 } 3591 if (mSavedState != null) { 3592 if (!mWorkspace.hasFocus()) { 3593 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3594 } 3595 mSavedState = null; 3596 } 3597 3598 mWorkspace.restoreInstanceStateForRemainingPages(); 3599 3600 // If we received the result of any pending adds while the loader was running (e.g. the 3601 // widget configuration forced an orientation change), process them now. 3602 for (int i = 0; i < sPendingAddList.size(); i++) { 3603 completeAdd(sPendingAddList.get(i)); 3604 } 3605 sPendingAddList.clear(); 3606 3607 // Update the market app icon as necessary (the other icons will be managed in response to 3608 // package changes in bindSearchablesChanged() 3609 updateAppMarketIcon(); 3610 3611 // Animate up any icons as necessary 3612 if (mVisible || mWorkspaceLoading) { 3613 Runnable newAppsRunnable = new Runnable() { 3614 @Override 3615 public void run() { 3616 runNewAppsAnimation(false); 3617 } 3618 }; 3619 3620 boolean willSnapPage = mNewShortcutAnimatePage > -1 && 3621 mNewShortcutAnimatePage != mWorkspace.getCurrentPage(); 3622 if (canRunNewAppsAnimation()) { 3623 // If the user has not interacted recently, then either snap to the new page to show 3624 // the new-apps animation or just run them if they are to appear on the current page 3625 if (willSnapPage) { 3626 mWorkspace.snapToPage(mNewShortcutAnimatePage, newAppsRunnable); 3627 } else { 3628 runNewAppsAnimation(false); 3629 } 3630 } else { 3631 // If the user has interacted recently, then just add the items in place if they 3632 // are on another page (or just normally if they are added to the current page) 3633 runNewAppsAnimation(willSnapPage); 3634 } 3635 } 3636 3637 mWorkspaceLoading = false; 3638 } 3639 3640 private boolean canRunNewAppsAnimation() { 3641 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3642 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3643 } 3644 3645 /** 3646 * Runs a new animation that scales up icons that were added while Launcher was in the 3647 * background. 3648 * 3649 * @param immediate whether to run the animation or show the results immediately 3650 */ 3651 private void runNewAppsAnimation(boolean immediate) { 3652 AnimatorSet anim = LauncherAnimUtils.createAnimatorSet(); 3653 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3654 3655 // Order these new views spatially so that they animate in order 3656 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3657 @Override 3658 public int compare(View a, View b) { 3659 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3660 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3661 int cellCountX = LauncherModel.getCellCountX(); 3662 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3663 } 3664 }); 3665 3666 // Animate each of the views in place (or show them immediately if requested) 3667 if (immediate) { 3668 for (View v : mNewShortcutAnimateViews) { 3669 v.setAlpha(1f); 3670 v.setScaleX(1f); 3671 v.setScaleY(1f); 3672 } 3673 } else { 3674 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3675 View v = mNewShortcutAnimateViews.get(i); 3676 ValueAnimator bounceAnim = LauncherAnimUtils.ofPropertyValuesHolder(v, 3677 PropertyValuesHolder.ofFloat("alpha", 1f), 3678 PropertyValuesHolder.ofFloat("scaleX", 1f), 3679 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3680 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3681 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3682 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3683 bounceAnims.add(bounceAnim); 3684 } 3685 anim.playTogether(bounceAnims); 3686 anim.addListener(new AnimatorListenerAdapter() { 3687 @Override 3688 public void onAnimationEnd(Animator animation) { 3689 if (mWorkspace != null) { 3690 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3691 } 3692 } 3693 }); 3694 anim.start(); 3695 } 3696 3697 // Clean up 3698 mNewShortcutAnimatePage = -1; 3699 mNewShortcutAnimateViews.clear(); 3700 new Thread("clearNewAppsThread") { 3701 public void run() { 3702 mSharedPrefs.edit() 3703 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3704 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3705 .commit(); 3706 } 3707 }.start(); 3708 } 3709 3710 @Override 3711 public void bindSearchablesChanged() { 3712 boolean searchVisible = updateGlobalSearchIcon(); 3713 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3714 if (mSearchDropTargetBar != null) { 3715 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3716 } 3717 } 3718 3719 /** 3720 * Add the icons for all apps. 3721 * 3722 * Implementation of the method from LauncherModel.Callbacks. 3723 */ 3724 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3725 Runnable setAllAppsRunnable = new Runnable() { 3726 public void run() { 3727 if (mAppsCustomizeContent != null) { 3728 mAppsCustomizeContent.setApps(apps); 3729 } 3730 } 3731 }; 3732 3733 // Remove the progress bar entirely; we could also make it GONE 3734 // but better to remove it since we know it's not going to be used 3735 View progressBar = mAppsCustomizeTabHost. 3736 findViewById(R.id.apps_customize_progress_bar); 3737 if (progressBar != null) { 3738 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3739 3740 // We just post the call to setApps so the user sees the progress bar 3741 // disappear-- otherwise, it just looks like the progress bar froze 3742 // which doesn't look great 3743 mAppsCustomizeTabHost.post(setAllAppsRunnable); 3744 } else { 3745 // If we did not initialize the spinner in onCreate, then we can directly set the 3746 // list of applications without waiting for any progress bars views to be hidden. 3747 setAllAppsRunnable.run(); 3748 } 3749 } 3750 3751 /** 3752 * A package was installed. 3753 * 3754 * Implementation of the method from LauncherModel.Callbacks. 3755 */ 3756 public void bindAppsAdded(final ArrayList<ApplicationInfo> apps) { 3757 if (waitUntilResume(new Runnable() { 3758 public void run() { 3759 bindAppsAdded(apps); 3760 } 3761 })) { 3762 return; 3763 } 3764 3765 3766 if (mAppsCustomizeContent != null) { 3767 mAppsCustomizeContent.addApps(apps); 3768 } 3769 } 3770 3771 /** 3772 * A package was updated. 3773 * 3774 * Implementation of the method from LauncherModel.Callbacks. 3775 */ 3776 public void bindAppsUpdated(final ArrayList<ApplicationInfo> apps) { 3777 if (waitUntilResume(new Runnable() { 3778 public void run() { 3779 bindAppsUpdated(apps); 3780 } 3781 })) { 3782 return; 3783 } 3784 3785 if (mWorkspace != null) { 3786 mWorkspace.updateShortcuts(apps); 3787 } 3788 3789 if (mAppsCustomizeContent != null) { 3790 mAppsCustomizeContent.updateApps(apps); 3791 } 3792 } 3793 3794 /** 3795 * A package was uninstalled. We take both the super set of packageNames 3796 * in addition to specific applications to remove, the reason being that 3797 * this can be called when a package is updated as well. In that scenario, 3798 * we only remove specific components from the workspace, where as 3799 * package-removal should clear all items by package name. 3800 * 3801 * Implementation of the method from LauncherModel.Callbacks. 3802 */ 3803 public void bindComponentsRemoved(final ArrayList<String> packageNames, 3804 final ArrayList<ApplicationInfo> appInfos, 3805 final boolean matchPackageNamesOnly, final UserHandle user) { 3806 if (waitUntilResume(new Runnable() { 3807 public void run() { 3808 bindComponentsRemoved(packageNames, appInfos, matchPackageNamesOnly, user); 3809 } 3810 })) { 3811 return; 3812 } 3813 3814 if (matchPackageNamesOnly) { 3815 mWorkspace.removeItemsByPackageName(packageNames, user); 3816 } else { 3817 mWorkspace.removeItemsByApplicationInfo(appInfos, user); 3818 } 3819 3820 if (mAppsCustomizeContent != null) { 3821 mAppsCustomizeContent.removeApps(appInfos); 3822 } 3823 3824 // Notify the drag controller 3825 mDragController.onAppsRemoved(appInfos, this); 3826 } 3827 3828 /** 3829 * A number of packages were updated. 3830 */ 3831 3832 private ArrayList<Object> mWidgetsAndShortcuts; 3833 private Runnable mBindPackagesUpdatedRunnable = new Runnable() { 3834 public void run() { 3835 bindPackagesUpdated(mWidgetsAndShortcuts); 3836 mWidgetsAndShortcuts = null; 3837 } 3838 }; 3839 3840 public void bindPackagesUpdated(final ArrayList<Object> widgetsAndShortcuts) { 3841 if (waitUntilResume(mBindPackagesUpdatedRunnable, true)) { 3842 mWidgetsAndShortcuts = widgetsAndShortcuts; 3843 return; 3844 } 3845 3846 if (mAppsCustomizeContent != null) { 3847 mAppsCustomizeContent.onPackagesUpdated(widgetsAndShortcuts); 3848 } 3849 } 3850 3851 private int mapConfigurationOriActivityInfoOri(int configOri) { 3852 final Display d = getWindowManager().getDefaultDisplay(); 3853 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3854 switch (d.getRotation()) { 3855 case Surface.ROTATION_0: 3856 case Surface.ROTATION_180: 3857 // We are currently in the same basic orientation as the natural orientation 3858 naturalOri = configOri; 3859 break; 3860 case Surface.ROTATION_90: 3861 case Surface.ROTATION_270: 3862 // We are currently in the other basic orientation to the natural orientation 3863 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3864 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3865 break; 3866 } 3867 3868 int[] oriMap = { 3869 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3870 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3871 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3872 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3873 }; 3874 // Since the map starts at portrait, we need to offset if this device's natural orientation 3875 // is landscape. 3876 int indexOffset = 0; 3877 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3878 indexOffset = 1; 3879 } 3880 return oriMap[(d.getRotation() + indexOffset) % 4]; 3881 } 3882 3883 public boolean isRotationEnabled() { 3884 boolean enableRotation = sForceEnableRotation || 3885 getResources().getBoolean(R.bool.allow_rotation); 3886 return enableRotation; 3887 } 3888 public void lockScreenOrientation() { 3889 if (isRotationEnabled()) { 3890 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3891 .getConfiguration().orientation)); 3892 } 3893 } 3894 public void unlockScreenOrientation(boolean immediate) { 3895 if (isRotationEnabled()) { 3896 if (immediate) { 3897 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3898 } else { 3899 mHandler.postDelayed(new Runnable() { 3900 public void run() { 3901 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3902 } 3903 }, mRestoreScreenOrientationDelay); 3904 } 3905 } 3906 } 3907 3908 /* Cling related */ 3909 private boolean isClingsEnabled() { 3910 // disable clings when running in a test harness 3911 if(ActivityManager.isRunningInTestHarness()) return false; 3912 3913 // Restricted secondary users (child mode) will potentially have very few apps 3914 // seeded when they start up for the first time. Clings won't work well with that 3915 boolean supportsLimitedUsers = 3916 android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR2; 3917 Account[] accounts = AccountManager.get(this).getAccounts(); 3918 if (supportsLimitedUsers && accounts.length == 0) { 3919 UserManager um = (UserManager) getSystemService(Context.USER_SERVICE); 3920 Bundle restrictions = um.getUserRestrictions(); 3921 if (restrictions.getBoolean(UserManager.DISALLOW_MODIFY_ACCOUNTS, false)) { 3922 return false; 3923 } 3924 } 3925 // Check if the system has requested skipping of first-use hints. 3926 if (Settings.Secure.getInt(getContentResolver(), 3927 Settings.Secure.SKIP_FIRST_USE_HINTS, 0) == 1) { 3928 return false; 3929 } 3930 return true; 3931 } 3932 3933 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3934 final Cling cling = (Cling) findViewById(clingId); 3935 if (cling != null) { 3936 cling.init(this, positionData); 3937 cling.setVisibility(View.VISIBLE); 3938 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3939 if (animate) { 3940 cling.buildLayer(); 3941 cling.setAlpha(0f); 3942 cling.animate() 3943 .alpha(1f) 3944 .setInterpolator(new AccelerateInterpolator()) 3945 .setDuration(SHOW_CLING_DURATION) 3946 .setStartDelay(delay) 3947 .start(); 3948 } else { 3949 cling.setAlpha(1f); 3950 } 3951 cling.setFocusableInTouchMode(true); 3952 cling.post(new Runnable() { 3953 public void run() { 3954 cling.setFocusable(true); 3955 cling.requestFocus(); 3956 } 3957 }); 3958 mHideFromAccessibilityHelper.setImportantForAccessibilityToNo( 3959 mDragLayer, clingId == R.id.all_apps_cling); 3960 } 3961 return cling; 3962 } 3963 3964 private void dismissCling(final Cling cling, final String flag, int duration) { 3965 // To catch cases where siblings of top-level views are made invisible, just check whether 3966 // the cling is directly set to GONE before dismissing it. 3967 if (cling != null && cling.getVisibility() != View.GONE) { 3968 ObjectAnimator anim = LauncherAnimUtils.ofFloat(cling, "alpha", 0f); 3969 anim.setDuration(duration); 3970 anim.addListener(new AnimatorListenerAdapter() { 3971 public void onAnimationEnd(Animator animation) { 3972 cling.setVisibility(View.GONE); 3973 cling.cleanup(); 3974 // We should update the shared preferences on a background thread 3975 new Thread("dismissClingThread") { 3976 public void run() { 3977 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3978 editor.putBoolean(flag, true); 3979 editor.commit(); 3980 } 3981 }.start(); 3982 }; 3983 }); 3984 anim.start(); 3985 mHideFromAccessibilityHelper.restoreImportantForAccessibility(mDragLayer); 3986 } 3987 } 3988 3989 private void removeCling(int id) { 3990 final View cling = findViewById(id); 3991 if (cling != null) { 3992 final ViewGroup parent = (ViewGroup) cling.getParent(); 3993 parent.post(new Runnable() { 3994 @Override 3995 public void run() { 3996 parent.removeView(cling); 3997 } 3998 }); 3999 mHideFromAccessibilityHelper.restoreImportantForAccessibility(mDragLayer); 4000 } 4001 } 4002 4003 private boolean skipCustomClingIfNoAccounts() { 4004 Cling cling = (Cling) findViewById(R.id.workspace_cling); 4005 boolean customCling = cling.getDrawIdentifier().equals("workspace_custom"); 4006 if (customCling) { 4007 AccountManager am = AccountManager.get(this); 4008 Account[] accounts = am.getAccountsByType("com.google"); 4009 return accounts.length == 0; 4010 } 4011 return false; 4012 } 4013 4014 public void showFirstRunWorkspaceCling() { 4015 // Enable the clings only if they have not been dismissed before 4016 if (isClingsEnabled() && 4017 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false) && 4018 !skipCustomClingIfNoAccounts() ) { 4019 // If we're not using the default workspace layout, replace workspace cling 4020 // with a custom workspace cling (usually specified in an overlay) 4021 // For now, only do this on tablets 4022 if (mSharedPrefs.getInt(LauncherProvider.DEFAULT_WORKSPACE_RESOURCE_ID, 0) != 0 && 4023 getResources().getBoolean(R.bool.config_useCustomClings)) { 4024 // Use a custom cling 4025 View cling = findViewById(R.id.workspace_cling); 4026 ViewGroup clingParent = (ViewGroup) cling.getParent(); 4027 int clingIndex = clingParent.indexOfChild(cling); 4028 clingParent.removeViewAt(clingIndex); 4029 View customCling = mInflater.inflate(R.layout.custom_workspace_cling, clingParent, false); 4030 clingParent.addView(customCling, clingIndex); 4031 customCling.setId(R.id.workspace_cling); 4032 } 4033 initCling(R.id.workspace_cling, null, false, 0); 4034 } else { 4035 removeCling(R.id.workspace_cling); 4036 } 4037 } 4038 public void showFirstRunAllAppsCling(int[] position) { 4039 // Enable the clings only if they have not been dismissed before 4040 if (isClingsEnabled() && 4041 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 4042 initCling(R.id.all_apps_cling, position, true, 0); 4043 } else { 4044 removeCling(R.id.all_apps_cling); 4045 } 4046 } 4047 public Cling showFirstRunFoldersCling() { 4048 // Enable the clings only if they have not been dismissed before 4049 if (isClingsEnabled() && 4050 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 4051 return initCling(R.id.folder_cling, null, true, 0); 4052 } else { 4053 removeCling(R.id.folder_cling); 4054 return null; 4055 } 4056 } 4057 public boolean isFolderClingVisible() { 4058 Cling cling = (Cling) findViewById(R.id.folder_cling); 4059 if (cling != null) { 4060 return cling.getVisibility() == View.VISIBLE; 4061 } 4062 return false; 4063 } 4064 public void dismissWorkspaceCling(View v) { 4065 Cling cling = (Cling) findViewById(R.id.workspace_cling); 4066 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 4067 } 4068 public void dismissAllAppsCling(View v) { 4069 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 4070 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 4071 } 4072 public void dismissFolderCling(View v) { 4073 Cling cling = (Cling) findViewById(R.id.folder_cling); 4074 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 4075 } 4076 4077 /** 4078 * Prints out out state for debugging. 4079 */ 4080 public void dumpState() { 4081 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 4082 Log.d(TAG, "mSavedState=" + mSavedState); 4083 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 4084 Log.d(TAG, "mRestoring=" + mRestoring); 4085 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 4086 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 4087 Log.d(TAG, "sFolders.size=" + sFolders.size()); 4088 mModel.dumpState(); 4089 4090 if (mAppsCustomizeContent != null) { 4091 mAppsCustomizeContent.dumpState(); 4092 } 4093 Log.d(TAG, "END launcher2 dump state"); 4094 } 4095 4096 @Override 4097 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 4098 super.dump(prefix, fd, writer, args); 4099 writer.println(" "); 4100 writer.println("Debug logs: "); 4101 for (int i = 0; i < sDumpLogs.size(); i++) { 4102 writer.println(" " + sDumpLogs.get(i)); 4103 } 4104 } 4105 4106 public static void dumpDebugLogsToConsole() { 4107 Log.d(TAG, ""); 4108 Log.d(TAG, "*********************"); 4109 Log.d(TAG, "Launcher debug logs: "); 4110 for (int i = 0; i < sDumpLogs.size(); i++) { 4111 Log.d(TAG, " " + sDumpLogs.get(i)); 4112 } 4113 Log.d(TAG, "*********************"); 4114 Log.d(TAG, ""); 4115 } 4116} 4117 4118interface LauncherTransitionable { 4119 View getContent(); 4120 void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace); 4121 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 4122 void onLauncherTransitionStep(Launcher l, float t); 4123 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 4124} 4125