Launcher.java revision 5ccb418b0913a5ac6d0c5d601c01b1b01b0e7f3c
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.launcher3; 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.PackageManager; 47import android.content.pm.ResolveInfo; 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.provider.Settings; 68import android.speech.RecognizerIntent; 69import android.text.Selection; 70import android.text.SpannableStringBuilder; 71import android.text.TextUtils; 72import android.text.method.TextKeyListener; 73import android.util.Log; 74import android.view.*; 75import android.view.View.OnLongClickListener; 76import android.view.ViewTreeObserver.OnGlobalLayoutListener; 77import android.view.accessibility.AccessibilityEvent; 78import android.view.animation.AccelerateDecelerateInterpolator; 79import android.view.animation.AccelerateInterpolator; 80import android.view.animation.DecelerateInterpolator; 81import android.view.inputmethod.InputMethodManager; 82import android.widget.*; 83 84import com.android.launcher3.R; 85import com.android.launcher3.DropTarget.DragObject; 86 87import java.io.DataInputStream; 88import java.io.DataOutputStream; 89import java.io.FileDescriptor; 90import java.io.FileNotFoundException; 91import java.io.IOException; 92import java.io.PrintWriter; 93import java.util.ArrayList; 94import java.util.Collection; 95import java.util.Collections; 96import java.util.Comparator; 97import java.util.HashMap; 98import java.util.HashSet; 99import java.util.List; 100import java.util.Set; 101 102/** 103 * Default launcher application. 104 */ 105public class Launcher extends Activity 106 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 107 View.OnTouchListener { 108 static final String TAG = "Launcher"; 109 static final boolean LOGD = false; 110 111 static final boolean PROFILE_STARTUP = true; 112 static final boolean DEBUG_WIDGETS = false; 113 static final boolean DEBUG_STRICT_MODE = false; 114 static final boolean DEBUG_RESUME_TIME = true; 115 static final boolean DEBUG_MEMORY = true; 116 117 private static final int MENU_GROUP_WALLPAPER = 1; 118 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 119 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 120 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 121 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 122 123 private static final int REQUEST_CREATE_SHORTCUT = 1; 124 private static final int REQUEST_CREATE_APPWIDGET = 5; 125 private static final int REQUEST_PICK_APPLICATION = 6; 126 private static final int REQUEST_PICK_SHORTCUT = 7; 127 private static final int REQUEST_PICK_APPWIDGET = 9; 128 private static final int REQUEST_PICK_WALLPAPER = 10; 129 130 private static final int REQUEST_BIND_APPWIDGET = 11; 131 132 /** 133 * IntentStarter uses request codes starting with this. This must be greater than all activity 134 * request codes used internally. 135 */ 136 protected static final int REQUEST_LAST = 100; 137 138 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 139 140 static final int SCREEN_COUNT = 5; 141 static final int DEFAULT_SCREEN = 2; 142 143 private static final String PREFERENCES = "launcher.preferences"; 144 // To turn on these properties, type 145 // adb shell setprop log.tag.PROPERTY_NAME [VERBOSE | SUPPRESS] 146 static final String FORCE_ENABLE_ROTATION_PROPERTY = "launcher_force_rotate"; 147 static final String DUMP_STATE_PROPERTY = "launcher_dump_state"; 148 149 // The Intent extra that defines whether to ignore the launch animation 150 static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION = 151 "com.android.launcher3.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION"; 152 153 // Type: int 154 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 155 // Type: int 156 private static final String RUNTIME_STATE = "launcher.state"; 157 // Type: int 158 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 159 // Type: int 160 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 161 // Type: int 162 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 163 // Type: int 164 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 165 // Type: boolean 166 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 167 // Type: long 168 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 169 // Type: int 170 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x"; 171 // Type: int 172 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y"; 173 // Type: parcelable 174 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info"; 175 176 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 177 private static final String TOOLBAR_SEARCH_ICON_METADATA_NAME = 178 "com.android.launcher.toolbar_search_icon"; 179 private static final String TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME = 180 "com.android.launcher.toolbar_voice_search_icon"; 181 182 /** The different states that Launcher can be in. */ 183 private enum State { NONE, WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 184 private State mState = State.WORKSPACE; 185 private AnimatorSet mStateAnimation; 186 private AnimatorSet mDividerAnimator; 187 188 static final int APPWIDGET_HOST_ID = 1024; 189 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 190 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 191 private static final int SHOW_CLING_DURATION = 550; 192 private static final int DISMISS_CLING_DURATION = 250; 193 194 private static final Object sLock = new Object(); 195 private static int sScreen = DEFAULT_SCREEN; 196 197 // How long to wait before the new-shortcut animation automatically pans the workspace 198 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 10; 199 200 private final BroadcastReceiver mCloseSystemDialogsReceiver 201 = new CloseSystemDialogsIntentReceiver(); 202 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 203 204 private LayoutInflater mInflater; 205 206 private Workspace mWorkspace; 207 private View mQsbDivider; 208 private View mDockDivider; 209 private View mLauncherView; 210 private DragLayer mDragLayer; 211 private DragController mDragController; 212 213 private AppWidgetManager mAppWidgetManager; 214 private LauncherAppWidgetHost mAppWidgetHost; 215 216 private ItemInfo mPendingAddInfo = new ItemInfo(); 217 private AppWidgetProviderInfo mPendingAddWidgetInfo; 218 219 private int[] mTmpAddItemCellCoordinates = new int[2]; 220 221 private FolderInfo mFolderInfo; 222 223 private Hotseat mHotseat; 224 private View mAllAppsButton; 225 226 private SearchDropTargetBar mSearchDropTargetBar; 227 private AppsCustomizeTabHost mAppsCustomizeTabHost; 228 private AppsCustomizePagedView mAppsCustomizeContent; 229 private boolean mAutoAdvanceRunning = false; 230 231 private Bundle mSavedState; 232 // We set the state in both onCreate and then onNewIntent in some cases, which causes both 233 // scroll issues (because the workspace may not have been measured yet) and extra work. 234 // Instead, just save the state that we need to restore Launcher to, and commit it in onResume. 235 private State mOnResumeState = State.NONE; 236 237 private SpannableStringBuilder mDefaultKeySsb = null; 238 239 private boolean mWorkspaceLoading = true; 240 241 private boolean mPaused = true; 242 private boolean mRestoring; 243 private boolean mWaitingForResult; 244 private boolean mOnResumeNeedsLoad; 245 246 private ArrayList<Runnable> mOnResumeCallbacks = new ArrayList<Runnable>(); 247 248 // Keep track of whether the user has left launcher 249 private static boolean sPausedFromUserAction = false; 250 251 private Bundle mSavedInstanceState; 252 253 private LauncherModel mModel; 254 private IconCache mIconCache; 255 private boolean mUserPresent = true; 256 private boolean mVisible = false; 257 private boolean mAttached = false; 258 private static final boolean DISABLE_CLINGS = true; 259 260 private static LocaleConfiguration sLocaleConfiguration = null; 261 262 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 263 264 private Intent mAppMarketIntent = null; 265 266 // Related to the auto-advancing of widgets 267 private final int ADVANCE_MSG = 1; 268 private final int mAdvanceInterval = 20000; 269 private final int mAdvanceStagger = 250; 270 private long mAutoAdvanceSentTime; 271 private long mAutoAdvanceTimeLeft = -1; 272 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 273 new HashMap<View, AppWidgetProviderInfo>(); 274 275 // Determines how long to wait after a rotation before restoring the screen orientation to 276 // match the sensor state. 277 private final int mRestoreScreenOrientationDelay = 500; 278 279 // External icons saved in case of resource changes, orientation, etc. 280 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 281 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 282 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 283 284 private Drawable mWorkspaceBackgroundDrawable; 285 286 private final ArrayList<Integer> mSynchronouslyBoundPages = new ArrayList<Integer>(); 287 288 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 289 290 // We only want to get the SharedPreferences once since it does an FS stat each time we get 291 // it from the context. 292 private SharedPreferences mSharedPrefs; 293 294 private static ArrayList<ComponentName> mIntentsOnWorkspaceFromUpgradePath = null; 295 296 // Holds the page that we need to animate to, and the icon views that we need to animate up 297 // when we scroll to that page on resume. 298 private long mNewShortcutAnimateScreenId = -1; 299 private ArrayList<View> mNewShortcutAnimateViews = new ArrayList<View>(); 300 private ImageView mFolderIconImageView; 301 private Bitmap mFolderIconBitmap; 302 private Canvas mFolderIconCanvas; 303 private Rect mRectForFolderAnimation = new Rect(); 304 305 private BubbleTextView mWaitingForResume; 306 307 private HideFromAccessibilityHelper mHideFromAccessibilityHelper 308 = new HideFromAccessibilityHelper(); 309 310 private Runnable mBuildLayersRunnable = new Runnable() { 311 public void run() { 312 if (mWorkspace != null) { 313 mWorkspace.buildPageHardwareLayers(); 314 } 315 } 316 }; 317 318 private static ArrayList<PendingAddArguments> sPendingAddList 319 = new ArrayList<PendingAddArguments>(); 320 321 private static boolean sForceEnableRotation = isPropertyEnabled(FORCE_ENABLE_ROTATION_PROPERTY); 322 323 private static class PendingAddArguments { 324 int requestCode; 325 Intent intent; 326 long container; 327 long screenId; 328 int cellX; 329 int cellY; 330 } 331 332 private static boolean isPropertyEnabled(String propertyName) { 333 return Log.isLoggable(propertyName, Log.VERBOSE); 334 } 335 336 @Override 337 protected void onCreate(Bundle savedInstanceState) { 338 if (DEBUG_STRICT_MODE) { 339 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 340 .detectDiskReads() 341 .detectDiskWrites() 342 .detectNetwork() // or .detectAll() for all detectable problems 343 .penaltyLog() 344 .build()); 345 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() 346 .detectLeakedSqlLiteObjects() 347 .detectLeakedClosableObjects() 348 .penaltyLog() 349 .penaltyDeath() 350 .build()); 351 } 352 353 super.onCreate(savedInstanceState); 354 LauncherAppState app = LauncherAppState.getInstance(); 355 mSharedPrefs = getSharedPreferences(LauncherAppState.getSharedPreferencesKey(), 356 Context.MODE_PRIVATE); 357 mModel = app.setLauncher(this); 358 mIconCache = app.getIconCache(); 359 mDragController = new DragController(this); 360 mInflater = getLayoutInflater(); 361 362 mAppWidgetManager = AppWidgetManager.getInstance(this); 363 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 364 mAppWidgetHost.startListening(); 365 366 // If we are getting an onCreate, we can actually preempt onResume and unset mPaused here, 367 // this also ensures that any synchronous binding below doesn't re-trigger another 368 // LauncherModel load. 369 mPaused = false; 370 371 if (PROFILE_STARTUP) { 372 android.os.Debug.startMethodTracing( 373 Environment.getExternalStorageDirectory() + "/launcher"); 374 } 375 376 checkForLocaleChange(); 377 setContentView(R.layout.launcher); 378 setupViews(); 379 showFirstRunWorkspaceCling(); 380 381 registerContentObservers(); 382 383 lockAllApps(); 384 385 mSavedState = savedInstanceState; 386 restoreState(mSavedState); 387 388 // Update customization drawer _after_ restoring the states 389 if (mAppsCustomizeContent != null) { 390 mAppsCustomizeContent.onPackagesUpdated( 391 LauncherModel.getSortedWidgetsAndShortcuts(this)); 392 } 393 394 if (PROFILE_STARTUP) { 395 android.os.Debug.stopMethodTracing(); 396 } 397 398 if (!mRestoring) { 399 if (sPausedFromUserAction) { 400 // If the user leaves launcher, then we should just load items asynchronously when 401 // they return. 402 mModel.startLoader(true, -1); 403 } else { 404 // We only load the page synchronously if the user rotates (or triggers a 405 // configuration change) while launcher is in the foreground 406 mModel.startLoader(true, mWorkspace.getCurrentPage()); 407 } 408 } 409 410 if (!mModel.isAllAppsLoaded()) { 411 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 412 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 413 } 414 415 // For handling default keys 416 mDefaultKeySsb = new SpannableStringBuilder(); 417 Selection.setSelection(mDefaultKeySsb, 0); 418 419 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 420 registerReceiver(mCloseSystemDialogsReceiver, filter); 421 422 updateGlobalIcons(); 423 424 // On large interfaces, we want the screen to auto-rotate based on the current orientation 425 unlockScreenOrientation(true); 426 } 427 428 protected void onUserLeaveHint() { 429 super.onUserLeaveHint(); 430 sPausedFromUserAction = true; 431 } 432 433 private void updateGlobalIcons() { 434 boolean searchVisible = false; 435 boolean voiceVisible = false; 436 // If we have a saved version of these external icons, we load them up immediately 437 int coi = getCurrentOrientationIndexForGlobalIcons(); 438 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 439 sAppMarketIcon[coi] == null) { 440 updateAppMarketIcon(); 441 searchVisible = updateGlobalSearchIcon(); 442 voiceVisible = updateVoiceSearchIcon(searchVisible); 443 } 444 if (sGlobalSearchIcon[coi] != null) { 445 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 446 searchVisible = true; 447 } 448 if (sVoiceSearchIcon[coi] != null) { 449 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 450 voiceVisible = true; 451 } 452 if (sAppMarketIcon[coi] != null) { 453 updateAppMarketIcon(sAppMarketIcon[coi]); 454 } 455 if (mSearchDropTargetBar != null) { 456 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 457 } 458 } 459 460 private void checkForLocaleChange() { 461 if (sLocaleConfiguration == null) { 462 new AsyncTask<Void, Void, LocaleConfiguration>() { 463 @Override 464 protected LocaleConfiguration doInBackground(Void... unused) { 465 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 466 readConfiguration(Launcher.this, localeConfiguration); 467 return localeConfiguration; 468 } 469 470 @Override 471 protected void onPostExecute(LocaleConfiguration result) { 472 sLocaleConfiguration = result; 473 checkForLocaleChange(); // recursive, but now with a locale configuration 474 } 475 }.execute(); 476 return; 477 } 478 479 final Configuration configuration = getResources().getConfiguration(); 480 481 final String previousLocale = sLocaleConfiguration.locale; 482 final String locale = configuration.locale.toString(); 483 484 final int previousMcc = sLocaleConfiguration.mcc; 485 final int mcc = configuration.mcc; 486 487 final int previousMnc = sLocaleConfiguration.mnc; 488 final int mnc = configuration.mnc; 489 490 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 491 492 if (localeChanged) { 493 sLocaleConfiguration.locale = locale; 494 sLocaleConfiguration.mcc = mcc; 495 sLocaleConfiguration.mnc = mnc; 496 497 mIconCache.flush(); 498 499 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 500 new Thread("WriteLocaleConfiguration") { 501 @Override 502 public void run() { 503 writeConfiguration(Launcher.this, localeConfiguration); 504 } 505 }.start(); 506 } 507 } 508 509 private static class LocaleConfiguration { 510 public String locale; 511 public int mcc = -1; 512 public int mnc = -1; 513 } 514 515 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 516 DataInputStream in = null; 517 try { 518 in = new DataInputStream(context.openFileInput(PREFERENCES)); 519 configuration.locale = in.readUTF(); 520 configuration.mcc = in.readInt(); 521 configuration.mnc = in.readInt(); 522 } catch (FileNotFoundException e) { 523 // Ignore 524 } catch (IOException e) { 525 // Ignore 526 } finally { 527 if (in != null) { 528 try { 529 in.close(); 530 } catch (IOException e) { 531 // Ignore 532 } 533 } 534 } 535 } 536 537 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 538 DataOutputStream out = null; 539 try { 540 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 541 out.writeUTF(configuration.locale); 542 out.writeInt(configuration.mcc); 543 out.writeInt(configuration.mnc); 544 out.flush(); 545 } catch (FileNotFoundException e) { 546 // Ignore 547 } catch (IOException e) { 548 //noinspection ResultOfMethodCallIgnored 549 context.getFileStreamPath(PREFERENCES).delete(); 550 } finally { 551 if (out != null) { 552 try { 553 out.close(); 554 } catch (IOException e) { 555 // Ignore 556 } 557 } 558 } 559 } 560 561 public LayoutInflater getInflater() { 562 return mInflater; 563 } 564 565 public DragLayer getDragLayer() { 566 return mDragLayer; 567 } 568 569 boolean isDraggingEnabled() { 570 // We prevent dragging when we are loading the workspace as it is possible to pick up a view 571 // that is subsequently removed from the workspace in startBinding(). 572 return !mModel.isLoadingWorkspace(); 573 } 574 575 static int getScreen() { 576 synchronized (sLock) { 577 return sScreen; 578 } 579 } 580 581 static void setScreen(int screen) { 582 synchronized (sLock) { 583 sScreen = screen; 584 } 585 } 586 587 /** 588 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 589 * a configuration step, this allows the proper animations to run after other transitions. 590 */ 591 private boolean completeAdd(PendingAddArguments args) { 592 boolean result = false; 593 switch (args.requestCode) { 594 case REQUEST_PICK_APPLICATION: 595 completeAddApplication(args.intent, args.container, args.screenId, args.cellX, 596 args.cellY); 597 break; 598 case REQUEST_PICK_SHORTCUT: 599 processShortcut(args.intent); 600 break; 601 case REQUEST_CREATE_SHORTCUT: 602 completeAddShortcut(args.intent, args.container, args.screenId, args.cellX, 603 args.cellY); 604 result = true; 605 break; 606 case REQUEST_CREATE_APPWIDGET: 607 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 608 completeAddAppWidget(appWidgetId, args.container, args.screenId, null, null); 609 result = true; 610 break; 611 case REQUEST_PICK_WALLPAPER: 612 // We just wanted the activity result here so we can clear mWaitingForResult 613 break; 614 } 615 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, 616 // if you turned the screen off and then back while in All Apps, Launcher would not 617 // return to the workspace. Clearing mAddInfo.container here fixes this issue 618 resetAddInfo(); 619 return result; 620 } 621 622 @Override 623 protected void onActivityResult( 624 final int requestCode, final int resultCode, final Intent data) { 625 if (requestCode == REQUEST_BIND_APPWIDGET) { 626 int appWidgetId = data != null ? 627 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 628 if (resultCode == RESULT_CANCELED) { 629 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 630 } else if (resultCode == RESULT_OK) { 631 addAppWidgetImpl(appWidgetId, mPendingAddInfo, null, mPendingAddWidgetInfo); 632 } 633 return; 634 } 635 boolean delayExitSpringLoadedMode = false; 636 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || 637 requestCode == REQUEST_CREATE_APPWIDGET); 638 mWaitingForResult = false; 639 640 // We have special handling for widgets 641 if (isWidgetDrop) { 642 int appWidgetId = data != null ? 643 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 644 if (appWidgetId < 0) { 645 Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not returned from the \\" + 646 "widget configuration activity."); 647 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 648 } else { 649 completeTwoStageWidgetDrop(resultCode, appWidgetId); 650 } 651 return; 652 } 653 654 // The pattern used here is that a user PICKs a specific application, 655 // which, depending on the target, might need to CREATE the actual target. 656 657 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 658 // launch over to the Music app to actually CREATE_SHORTCUT. 659 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 660 final PendingAddArguments args = new PendingAddArguments(); 661 args.requestCode = requestCode; 662 args.intent = data; 663 args.container = mPendingAddInfo.container; 664 args.screenId = mPendingAddInfo.screenId; 665 args.cellX = mPendingAddInfo.cellX; 666 args.cellY = mPendingAddInfo.cellY; 667 if (isWorkspaceLocked()) { 668 sPendingAddList.add(args); 669 } else { 670 delayExitSpringLoadedMode = completeAdd(args); 671 } 672 } 673 mDragLayer.clearAnimatedView(); 674 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 675 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode, 676 null); 677 } 678 679 private void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { 680 CellLayout cellLayout = 681 (CellLayout) mWorkspace.getScreenWithId(mPendingAddInfo.screenId); 682 Runnable onCompleteRunnable = null; 683 int animationType = 0; 684 685 AppWidgetHostView boundWidget = null; 686 if (resultCode == RESULT_OK) { 687 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; 688 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, 689 mPendingAddWidgetInfo); 690 boundWidget = layout; 691 onCompleteRunnable = new Runnable() { 692 @Override 693 public void run() { 694 completeAddAppWidget(appWidgetId, mPendingAddInfo.container, 695 mPendingAddInfo.screenId, layout, null); 696 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 697 null); 698 } 699 }; 700 } else if (resultCode == RESULT_CANCELED) { 701 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; 702 onCompleteRunnable = new Runnable() { 703 @Override 704 public void run() { 705 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 706 null); 707 } 708 }; 709 } 710 if (mDragLayer.getAnimatedView() != null) { 711 mWorkspace.animateWidgetDrop(mPendingAddInfo, cellLayout, 712 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, 713 animationType, boundWidget, true); 714 } else { 715 // The animated view may be null in the case of a rotation during widget configuration 716 onCompleteRunnable.run(); 717 } 718 } 719 720 @Override 721 protected void onStop() { 722 super.onStop(); 723 FirstFrameAnimatorHelper.setIsVisible(false); 724 } 725 726 @Override 727 protected void onStart() { 728 super.onStart(); 729 FirstFrameAnimatorHelper.setIsVisible(true); 730 } 731 732 @Override 733 protected void onResume() { 734 long startTime = 0; 735 if (DEBUG_RESUME_TIME) { 736 startTime = System.currentTimeMillis(); 737 Log.v(TAG, "Launcher.onResume()"); 738 } 739 super.onResume(); 740 741 // Restore the previous launcher state 742 if (mOnResumeState == State.WORKSPACE) { 743 showWorkspace(false); 744 } else if (mOnResumeState == State.APPS_CUSTOMIZE) { 745 showAllApps(false); 746 } 747 mOnResumeState = State.NONE; 748 749 // Background was set to gradient in onPause(), restore to black if in all apps. 750 setWorkspaceBackground(mState == State.WORKSPACE); 751 752 // Process any items that were added while Launcher was away 753 InstallShortcutReceiver.flushInstallQueue(this); 754 755 mPaused = false; 756 sPausedFromUserAction = false; 757 if (mRestoring || mOnResumeNeedsLoad) { 758 mWorkspaceLoading = true; 759 mModel.startLoader(true, -1); 760 mRestoring = false; 761 mOnResumeNeedsLoad = false; 762 } 763 if (mOnResumeCallbacks.size() > 0) { 764 // We might have postponed some bind calls until onResume (see waitUntilResume) -- 765 // execute them here 766 long startTimeCallbacks = 0; 767 if (DEBUG_RESUME_TIME) { 768 startTimeCallbacks = System.currentTimeMillis(); 769 } 770 771 if (mAppsCustomizeContent != null) { 772 mAppsCustomizeContent.setBulkBind(true); 773 } 774 for (int i = 0; i < mOnResumeCallbacks.size(); i++) { 775 mOnResumeCallbacks.get(i).run(); 776 } 777 if (mAppsCustomizeContent != null) { 778 mAppsCustomizeContent.setBulkBind(false); 779 } 780 mOnResumeCallbacks.clear(); 781 if (DEBUG_RESUME_TIME) { 782 Log.d(TAG, "Time spent processing callbacks in onResume: " + 783 (System.currentTimeMillis() - startTimeCallbacks)); 784 } 785 } 786 787 // Reset the pressed state of icons that were locked in the press state while activities 788 // were launching 789 if (mWaitingForResume != null) { 790 // Resets the previous workspace icon press state 791 mWaitingForResume.setStayPressed(false); 792 } 793 if (mAppsCustomizeContent != null) { 794 // Resets the previous all apps icon press state 795 mAppsCustomizeContent.resetDrawableState(); 796 } 797 // It is possible that widgets can receive updates while launcher is not in the foreground. 798 // Consequently, the widgets will be inflated in the orientation of the foreground activity 799 // (framework issue). On resuming, we ensure that any widgets are inflated for the current 800 // orientation. 801 getWorkspace().reinflateWidgetsIfNecessary(); 802 803 // Again, as with the above scenario, it's possible that one or more of the global icons 804 // were updated in the wrong orientation. 805 updateGlobalIcons(); 806 if (DEBUG_RESUME_TIME) { 807 Log.d(TAG, "Time spent in onResume: " + (System.currentTimeMillis() - startTime)); 808 } 809 } 810 811 @Override 812 protected void onPause() { 813 // NOTE: We want all transitions from launcher to act as if the wallpaper were enabled 814 // to be consistent. So re-enable the flag here, and we will re-disable it as necessary 815 // when Launcher resumes and we are still in AllApps. 816 updateWallpaperVisibility(true); 817 818 super.onPause(); 819 mPaused = true; 820 mDragController.cancelDrag(); 821 mDragController.resetLastGestureUpTime(); 822 } 823 824 protected void onFinishBindingItems() { 825 } 826 827 // Add a fullscreen unpadded view to the workspace to the left all other screens. 828 public void addCustomContentToLeft(View customContent) { 829 mWorkspace.addCustomContentToLeft(customContent); 830 } 831 832 @Override 833 public Object onRetainNonConfigurationInstance() { 834 // Flag the loader to stop early before switching 835 mModel.stopLoader(); 836 if (mAppsCustomizeContent != null) { 837 mAppsCustomizeContent.surrender(); 838 } 839 return Boolean.TRUE; 840 } 841 842 // We can't hide the IME if it was forced open. So don't bother 843 /* 844 @Override 845 public void onWindowFocusChanged(boolean hasFocus) { 846 super.onWindowFocusChanged(hasFocus); 847 848 if (hasFocus) { 849 final InputMethodManager inputManager = (InputMethodManager) 850 getSystemService(Context.INPUT_METHOD_SERVICE); 851 WindowManager.LayoutParams lp = getWindow().getAttributes(); 852 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 853 android.os.Handler()) { 854 protected void onReceiveResult(int resultCode, Bundle resultData) { 855 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 856 } 857 }); 858 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 859 } 860 } 861 */ 862 863 private boolean acceptFilter() { 864 final InputMethodManager inputManager = (InputMethodManager) 865 getSystemService(Context.INPUT_METHOD_SERVICE); 866 return !inputManager.isFullscreenMode(); 867 } 868 869 @Override 870 public boolean onKeyDown(int keyCode, KeyEvent event) { 871 final int uniChar = event.getUnicodeChar(); 872 final boolean handled = super.onKeyDown(keyCode, event); 873 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 874 if (!handled && acceptFilter() && isKeyNotWhitespace) { 875 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 876 keyCode, event); 877 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 878 // something usable has been typed - start a search 879 // the typed text will be retrieved and cleared by 880 // showSearchDialog() 881 // If there are multiple keystrokes before the search dialog takes focus, 882 // onSearchRequested() will be called for every keystroke, 883 // but it is idempotent, so it's fine. 884 return onSearchRequested(); 885 } 886 } 887 888 // Eat the long press event so the keyboard doesn't come up. 889 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 890 return true; 891 } 892 893 return handled; 894 } 895 896 private String getTypedText() { 897 return mDefaultKeySsb.toString(); 898 } 899 900 private void clearTypedText() { 901 mDefaultKeySsb.clear(); 902 mDefaultKeySsb.clearSpans(); 903 Selection.setSelection(mDefaultKeySsb, 0); 904 } 905 906 /** 907 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 908 * State 909 */ 910 private static State intToState(int stateOrdinal) { 911 State state = State.WORKSPACE; 912 final State[] stateValues = State.values(); 913 for (int i = 0; i < stateValues.length; i++) { 914 if (stateValues[i].ordinal() == stateOrdinal) { 915 state = stateValues[i]; 916 break; 917 } 918 } 919 return state; 920 } 921 922 /** 923 * Restores the previous state, if it exists. 924 * 925 * @param savedState The previous state. 926 */ 927 private void restoreState(Bundle savedState) { 928 if (savedState == null) { 929 return; 930 } 931 932 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 933 if (state == State.APPS_CUSTOMIZE) { 934 mOnResumeState = State.APPS_CUSTOMIZE; 935 } 936 937 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 938 if (currentScreen > -1) { 939 mWorkspace.setCurrentPage(currentScreen); 940 } 941 942 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 943 final long pendingAddScreen = savedState.getLong(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 944 945 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 946 mPendingAddInfo.container = pendingAddContainer; 947 mPendingAddInfo.screenId = pendingAddScreen; 948 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 949 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 950 mPendingAddInfo.spanX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_X); 951 mPendingAddInfo.spanY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y); 952 mPendingAddWidgetInfo = savedState.getParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO); 953 mWaitingForResult = true; 954 mRestoring = true; 955 } 956 957 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 958 if (renameFolder) { 959 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 960 mFolderInfo = mModel.getFolderById(this, sFolders, id); 961 mRestoring = true; 962 } 963 964 // Restore the AppsCustomize tab 965 if (mAppsCustomizeTabHost != null) { 966 String curTab = savedState.getString("apps_customize_currentTab"); 967 if (curTab != null) { 968 mAppsCustomizeTabHost.setContentTypeImmediate( 969 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 970 mAppsCustomizeContent.loadAssociatedPages( 971 mAppsCustomizeContent.getCurrentPage()); 972 } 973 974 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 975 mAppsCustomizeContent.restorePageForIndex(currentIndex); 976 } 977 } 978 979 /** 980 * Finds all the views we need and configure them properly. 981 */ 982 private void setupViews() { 983 final DragController dragController = mDragController; 984 985 mLauncherView = findViewById(R.id.launcher); 986 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 987 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 988 mQsbDivider = findViewById(R.id.qsb_divider); 989 mDockDivider = findViewById(R.id.dock_divider); 990 991 mLauncherView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN); 992 mWorkspaceBackgroundDrawable = getResources().getDrawable(R.drawable.workspace_bg); 993 994 // Setup the drag layer 995 mDragLayer.setup(this, dragController); 996 997 // Setup the hotseat 998 mHotseat = (Hotseat) findViewById(R.id.hotseat); 999 if (mHotseat != null) { 1000 mHotseat.setup(this); 1001 } 1002 1003 // Setup the workspace 1004 mWorkspace.setHapticFeedbackEnabled(false); 1005 mWorkspace.setOnLongClickListener(this); 1006 mWorkspace.setup(dragController); 1007 dragController.addDragListener(mWorkspace); 1008 1009 // Get the search/delete bar 1010 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 1011 1012 // Setup AppsCustomize 1013 mAppsCustomizeTabHost = (AppsCustomizeTabHost) findViewById(R.id.apps_customize_pane); 1014 mAppsCustomizeContent = (AppsCustomizePagedView) 1015 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 1016 mAppsCustomizeContent.setup(this, dragController); 1017 1018 // Setup the drag controller (drop targets have to be added in reverse order in priority) 1019 dragController.setDragScoller(mWorkspace); 1020 dragController.setScrollView(mDragLayer); 1021 dragController.setMoveTarget(mWorkspace); 1022 dragController.addDropTarget(mWorkspace); 1023 if (mSearchDropTargetBar != null) { 1024 mSearchDropTargetBar.setup(this, dragController); 1025 } 1026 1027 if (getResources().getBoolean(R.bool.debug_memory_enabled)) { 1028 Log.v(TAG, "adding WeightWatcher"); 1029 final View ww = new WeightWatcher(this); 1030 ww.setAlpha(0.5f); 1031 ((FrameLayout) mLauncherView).addView(ww, 1032 new FrameLayout.LayoutParams( 1033 FrameLayout.LayoutParams.MATCH_PARENT, 1034 FrameLayout.LayoutParams.WRAP_CONTENT, 1035 Gravity.BOTTOM) 1036 ); 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, long screenId, int cellX, int cellY) { 1075 final int[] cellXY = mTmpAddItemCellCoordinates; 1076 final CellLayout layout = getCellLayout(container, screenId); 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, this); 1088 1089 if (info != null) { 1090 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 1091 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1092 info.container = ItemInfo.NO_ID; 1093 mWorkspace.addApplicationShortcut(info, layout, container, screenId, cellXY[0], cellXY[1], 1094 isWorkspaceLocked(), cellX, cellY); 1095 } else { 1096 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1097 } 1098 } 1099 1100 /** 1101 * Add a shortcut to the workspace. 1102 * 1103 * @param data The intent describing the shortcut. 1104 * @param cellInfo The position on screen where to create the shortcut. 1105 */ 1106 private void completeAddShortcut(Intent data, long container, long screenId, int cellX, 1107 int cellY) { 1108 int[] cellXY = mTmpAddItemCellCoordinates; 1109 int[] touchXY = mPendingAddInfo.dropPos; 1110 CellLayout layout = getCellLayout(container, screenId); 1111 1112 boolean foundCellSpan = false; 1113 1114 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 1115 if (info == null) { 1116 return; 1117 } 1118 final View view = createShortcut(info); 1119 1120 // First we check if we already know the exact location where we want to add this item. 1121 if (cellX >= 0 && cellY >= 0) { 1122 cellXY[0] = cellX; 1123 cellXY[1] = cellY; 1124 foundCellSpan = true; 1125 1126 // If appropriate, either create a folder or add to an existing folder 1127 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, 1128 true, null,null)) { 1129 return; 1130 } 1131 DragObject dragObject = new DragObject(); 1132 dragObject.dragInfo = info; 1133 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, 1134 true)) { 1135 return; 1136 } 1137 } else if (touchXY != null) { 1138 // when dragging and dropping, just find the closest free spot 1139 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 1140 foundCellSpan = (result != null); 1141 } else { 1142 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 1143 } 1144 1145 if (!foundCellSpan) { 1146 showOutOfSpaceMessage(isHotseatLayout(layout)); 1147 return; 1148 } 1149 1150 LauncherModel.addItemToDatabase(this, info, container, screenId, cellXY[0], cellXY[1], false); 1151 1152 if (!mRestoring) { 1153 mWorkspace.addInScreen(view, container, screenId, cellXY[0], cellXY[1], 1, 1, 1154 isWorkspaceLocked()); 1155 } 1156 } 1157 1158 static int[] getSpanForWidget(Context context, ComponentName component, int minWidth, 1159 int minHeight) { 1160 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(context, component, null); 1161 // We want to account for the extra amount of padding that we are adding to the widget 1162 // to ensure that it gets the full amount of space that it has requested 1163 int requiredWidth = minWidth + padding.left + padding.right; 1164 int requiredHeight = minHeight + padding.top + padding.bottom; 1165 return CellLayout.rectToCell(context.getResources(), requiredWidth, requiredHeight, null); 1166 } 1167 1168 static int[] getSpanForWidget(Context context, AppWidgetProviderInfo info) { 1169 return getSpanForWidget(context, info.provider, info.minWidth, info.minHeight); 1170 } 1171 1172 static int[] getMinSpanForWidget(Context context, AppWidgetProviderInfo info) { 1173 return getSpanForWidget(context, info.provider, info.minResizeWidth, info.minResizeHeight); 1174 } 1175 1176 static int[] getSpanForWidget(Context context, PendingAddWidgetInfo info) { 1177 return getSpanForWidget(context, info.componentName, info.minWidth, info.minHeight); 1178 } 1179 1180 static int[] getMinSpanForWidget(Context context, PendingAddWidgetInfo info) { 1181 return getSpanForWidget(context, info.componentName, info.minResizeWidth, 1182 info.minResizeHeight); 1183 } 1184 1185 /** 1186 * Add a widget to the workspace. 1187 * 1188 * @param appWidgetId The app widget id 1189 * @param cellInfo The position on screen where to create the widget. 1190 */ 1191 private void completeAddAppWidget(final int appWidgetId, long container, long screenId, 1192 AppWidgetHostView hostView, AppWidgetProviderInfo appWidgetInfo) { 1193 if (appWidgetInfo == null) { 1194 appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1195 } 1196 1197 // Calculate the grid spans needed to fit this widget 1198 CellLayout layout = getCellLayout(container, screenId); 1199 1200 int[] minSpanXY = getMinSpanForWidget(this, appWidgetInfo); 1201 int[] spanXY = getSpanForWidget(this, appWidgetInfo); 1202 1203 // Try finding open space on Launcher screen 1204 // We have saved the position to which the widget was dragged-- this really only matters 1205 // if we are placing widgets on a "spring-loaded" screen 1206 int[] cellXY = mTmpAddItemCellCoordinates; 1207 int[] touchXY = mPendingAddInfo.dropPos; 1208 int[] finalSpan = new int[2]; 1209 boolean foundCellSpan = false; 1210 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 1211 cellXY[0] = mPendingAddInfo.cellX; 1212 cellXY[1] = mPendingAddInfo.cellY; 1213 spanXY[0] = mPendingAddInfo.spanX; 1214 spanXY[1] = mPendingAddInfo.spanY; 1215 foundCellSpan = true; 1216 } else if (touchXY != null) { 1217 // when dragging and dropping, just find the closest free spot 1218 int[] result = layout.findNearestVacantArea( 1219 touchXY[0], touchXY[1], minSpanXY[0], minSpanXY[1], spanXY[0], 1220 spanXY[1], cellXY, finalSpan); 1221 spanXY[0] = finalSpan[0]; 1222 spanXY[1] = finalSpan[1]; 1223 foundCellSpan = (result != null); 1224 } else { 1225 foundCellSpan = layout.findCellForSpan(cellXY, minSpanXY[0], minSpanXY[1]); 1226 } 1227 1228 if (!foundCellSpan) { 1229 if (appWidgetId != -1) { 1230 // Deleting an app widget ID is a void call but writes to disk before returning 1231 // to the caller... 1232 new Thread("deleteAppWidgetId") { 1233 public void run() { 1234 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1235 } 1236 }.start(); 1237 } 1238 showOutOfSpaceMessage(isHotseatLayout(layout)); 1239 return; 1240 } 1241 1242 // Build Launcher-specific widget info and save to database 1243 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId, 1244 appWidgetInfo.provider); 1245 launcherInfo.spanX = spanXY[0]; 1246 launcherInfo.spanY = spanXY[1]; 1247 launcherInfo.minSpanX = mPendingAddInfo.minSpanX; 1248 launcherInfo.minSpanY = mPendingAddInfo.minSpanY; 1249 1250 LauncherModel.addItemToDatabase(this, launcherInfo, 1251 container, screenId, cellXY[0], cellXY[1], false); 1252 1253 if (!mRestoring) { 1254 if (hostView == null) { 1255 // Perform actual inflation because we're live 1256 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1257 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1258 } else { 1259 // The AppWidgetHostView has already been inflated and instantiated 1260 launcherInfo.hostView = hostView; 1261 } 1262 1263 launcherInfo.hostView.setTag(launcherInfo); 1264 launcherInfo.hostView.setVisibility(View.VISIBLE); 1265 launcherInfo.notifyWidgetSizeChanged(this); 1266 1267 mWorkspace.addInScreen(launcherInfo.hostView, container, screenId, cellXY[0], cellXY[1], 1268 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1269 1270 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1271 } 1272 resetAddInfo(); 1273 } 1274 1275 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1276 @Override 1277 public void onReceive(Context context, Intent intent) { 1278 final String action = intent.getAction(); 1279 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1280 mUserPresent = false; 1281 mDragLayer.clearAllResizeFrames(); 1282 updateRunning(); 1283 1284 // Reset AllApps to its initial state only if we are not in the middle of 1285 // processing a multi-step drop 1286 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1287 mAppsCustomizeTabHost.reset(); 1288 showWorkspace(false); 1289 } 1290 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1291 mUserPresent = true; 1292 updateRunning(); 1293 } 1294 } 1295 }; 1296 1297 @Override 1298 public void onAttachedToWindow() { 1299 super.onAttachedToWindow(); 1300 1301 // Listen for broadcasts related to user-presence 1302 final IntentFilter filter = new IntentFilter(); 1303 filter.addAction(Intent.ACTION_SCREEN_OFF); 1304 filter.addAction(Intent.ACTION_USER_PRESENT); 1305 registerReceiver(mReceiver, filter); 1306 FirstFrameAnimatorHelper.initializeDrawListener(getWindow().getDecorView()); 1307 mAttached = true; 1308 mVisible = true; 1309 } 1310 1311 @Override 1312 public void onDetachedFromWindow() { 1313 super.onDetachedFromWindow(); 1314 mVisible = false; 1315 1316 if (mAttached) { 1317 unregisterReceiver(mReceiver); 1318 mAttached = false; 1319 } 1320 updateRunning(); 1321 } 1322 1323 public void onWindowVisibilityChanged(int visibility) { 1324 mVisible = visibility == View.VISIBLE; 1325 updateRunning(); 1326 // The following code used to be in onResume, but it turns out onResume is called when 1327 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1328 // is a more appropriate event to handle 1329 if (mVisible) { 1330 mAppsCustomizeTabHost.onWindowVisible(); 1331 if (!mWorkspaceLoading) { 1332 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1333 // We want to let Launcher draw itself at least once before we force it to build 1334 // layers on all the workspace pages, so that transitioning to Launcher from other 1335 // apps is nice and speedy. 1336 observer.addOnDrawListener(new ViewTreeObserver.OnDrawListener() { 1337 private boolean mStarted = false; 1338 public void onDraw() { 1339 if (mStarted) return; 1340 mStarted = true; 1341 // We delay the layer building a bit in order to give 1342 // other message processing a time to run. In particular 1343 // this avoids a delay in hiding the IME if it was 1344 // currently shown, because doing that may involve 1345 // some communication back with the app. 1346 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 1347 final ViewTreeObserver.OnDrawListener listener = this; 1348 mWorkspace.post(new Runnable() { 1349 public void run() { 1350 if (mWorkspace != null && 1351 mWorkspace.getViewTreeObserver() != null) { 1352 mWorkspace.getViewTreeObserver(). 1353 removeOnDrawListener(listener); 1354 } 1355 } 1356 }); 1357 return; 1358 } 1359 }); 1360 } 1361 // When Launcher comes back to foreground, a different Activity might be responsible for 1362 // the app market intent, so refresh the icon 1363 updateAppMarketIcon(); 1364 clearTypedText(); 1365 } 1366 } 1367 1368 private void sendAdvanceMessage(long delay) { 1369 mHandler.removeMessages(ADVANCE_MSG); 1370 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1371 mHandler.sendMessageDelayed(msg, delay); 1372 mAutoAdvanceSentTime = System.currentTimeMillis(); 1373 } 1374 1375 private void updateRunning() { 1376 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1377 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1378 mAutoAdvanceRunning = autoAdvanceRunning; 1379 if (autoAdvanceRunning) { 1380 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1381 sendAdvanceMessage(delay); 1382 } else { 1383 if (!mWidgetsToAdvance.isEmpty()) { 1384 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1385 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1386 } 1387 mHandler.removeMessages(ADVANCE_MSG); 1388 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1389 } 1390 } 1391 } 1392 1393 private final Handler mHandler = new Handler() { 1394 @Override 1395 public void handleMessage(Message msg) { 1396 if (msg.what == ADVANCE_MSG) { 1397 int i = 0; 1398 for (View key: mWidgetsToAdvance.keySet()) { 1399 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1400 final int delay = mAdvanceStagger * i; 1401 if (v instanceof Advanceable) { 1402 postDelayed(new Runnable() { 1403 public void run() { 1404 ((Advanceable) v).advance(); 1405 } 1406 }, delay); 1407 } 1408 i++; 1409 } 1410 sendAdvanceMessage(mAdvanceInterval); 1411 } 1412 } 1413 }; 1414 1415 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1416 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1417 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1418 if (v instanceof Advanceable) { 1419 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1420 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1421 updateRunning(); 1422 } 1423 } 1424 1425 void removeWidgetToAutoAdvance(View hostView) { 1426 if (mWidgetsToAdvance.containsKey(hostView)) { 1427 mWidgetsToAdvance.remove(hostView); 1428 updateRunning(); 1429 } 1430 } 1431 1432 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1433 removeWidgetToAutoAdvance(launcherInfo.hostView); 1434 launcherInfo.hostView = null; 1435 } 1436 1437 void showOutOfSpaceMessage(boolean isHotseatLayout) { 1438 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); 1439 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); 1440 } 1441 1442 public LauncherAppWidgetHost getAppWidgetHost() { 1443 return mAppWidgetHost; 1444 } 1445 1446 public LauncherModel getModel() { 1447 return mModel; 1448 } 1449 1450 public void closeSystemDialogs() { 1451 getWindow().closeAllPanels(); 1452 1453 // Whatever we were doing is hereby canceled. 1454 mWaitingForResult = false; 1455 } 1456 1457 @Override 1458 protected void onNewIntent(Intent intent) { 1459 long startTime = 0; 1460 if (DEBUG_RESUME_TIME) { 1461 startTime = System.currentTimeMillis(); 1462 } 1463 super.onNewIntent(intent); 1464 1465 // Close the menu 1466 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1467 // also will cancel mWaitingForResult. 1468 closeSystemDialogs(); 1469 1470 final boolean alreadyOnHome = 1471 ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1472 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1473 1474 Runnable processIntent = new Runnable() { 1475 public void run() { 1476 if (mWorkspace == null) { 1477 // Can be cases where mWorkspace is null, this prevents a NPE 1478 return; 1479 } 1480 Folder openFolder = mWorkspace.getOpenFolder(); 1481 // In all these cases, only animate if we're already on home 1482 mWorkspace.exitWidgetResizeMode(); 1483 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1484 openFolder == null) { 1485 mWorkspace.moveToDefaultScreen(true); 1486 } 1487 1488 closeFolder(); 1489 exitSpringLoadedDragMode(); 1490 1491 // If we are already on home, then just animate back to the workspace, 1492 // otherwise, just wait until onResume to set the state back to Workspace 1493 if (alreadyOnHome) { 1494 showWorkspace(true); 1495 } else { 1496 mOnResumeState = State.WORKSPACE; 1497 } 1498 1499 final View v = getWindow().peekDecorView(); 1500 if (v != null && v.getWindowToken() != null) { 1501 InputMethodManager imm = (InputMethodManager)getSystemService( 1502 INPUT_METHOD_SERVICE); 1503 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1504 } 1505 1506 // Reset AllApps to its initial state 1507 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1508 mAppsCustomizeTabHost.reset(); 1509 } 1510 } 1511 }; 1512 1513 if (alreadyOnHome && !mWorkspace.hasWindowFocus()) { 1514 // Delay processing of the intent to allow the status bar animation to finish 1515 // first in order to avoid janky animations. 1516 mWorkspace.postDelayed(processIntent, 350); 1517 } else { 1518 // Process the intent immediately. 1519 processIntent.run(); 1520 } 1521 1522 } 1523 if (DEBUG_RESUME_TIME) { 1524 Log.d(TAG, "Time spent in onNewIntent: " + (System.currentTimeMillis() - startTime)); 1525 } 1526 } 1527 1528 @Override 1529 public void onRestoreInstanceState(Bundle state) { 1530 super.onRestoreInstanceState(state); 1531 for (int page: mSynchronouslyBoundPages) { 1532 mWorkspace.restoreInstanceStateForChild(page); 1533 } 1534 } 1535 1536 @Override 1537 protected void onSaveInstanceState(Bundle outState) { 1538 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getNextPage()); 1539 super.onSaveInstanceState(outState); 1540 1541 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1542 // We close any open folder since it will not be re-opened, and we need to make sure 1543 // this state is reflected. 1544 closeFolder(); 1545 1546 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screenId > -1 && 1547 mWaitingForResult) { 1548 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1549 outState.putLong(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screenId); 1550 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1551 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1552 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_X, mPendingAddInfo.spanX); 1553 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y, mPendingAddInfo.spanY); 1554 outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo); 1555 } 1556 1557 if (mFolderInfo != null && mWaitingForResult) { 1558 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1559 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1560 } 1561 1562 // Save the current AppsCustomize tab 1563 if (mAppsCustomizeTabHost != null) { 1564 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1565 if (currentTabTag != null) { 1566 outState.putString("apps_customize_currentTab", currentTabTag); 1567 } 1568 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1569 outState.putInt("apps_customize_currentIndex", currentIndex); 1570 } 1571 } 1572 1573 @Override 1574 public void onDestroy() { 1575 super.onDestroy(); 1576 1577 // Remove all pending runnables 1578 mHandler.removeMessages(ADVANCE_MSG); 1579 mHandler.removeMessages(0); 1580 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1581 1582 // Stop callbacks from LauncherModel 1583 LauncherAppState app = (LauncherAppState.getInstance()); 1584 mModel.stopLoader(); 1585 app.setLauncher(null); 1586 1587 try { 1588 mAppWidgetHost.stopListening(); 1589 } catch (NullPointerException ex) { 1590 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1591 } 1592 mAppWidgetHost = null; 1593 1594 mWidgetsToAdvance.clear(); 1595 1596 TextKeyListener.getInstance().release(); 1597 1598 // Disconnect any of the callbacks and drawables associated with ItemInfos on the workspace 1599 // to prevent leaking Launcher activities on orientation change. 1600 if (mModel != null) { 1601 mModel.unbindItemInfosAndClearQueuedBindRunnables(); 1602 } 1603 1604 getContentResolver().unregisterContentObserver(mWidgetObserver); 1605 unregisterReceiver(mCloseSystemDialogsReceiver); 1606 1607 mDragLayer.clearAllResizeFrames(); 1608 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1609 mWorkspace.removeAllViews(); 1610 mWorkspace = null; 1611 mDragController = null; 1612 1613 LauncherAnimUtils.onDestroyActivity(); 1614 } 1615 1616 public DragController getDragController() { 1617 return mDragController; 1618 } 1619 1620 @Override 1621 public void startActivityForResult(Intent intent, int requestCode) { 1622 if (requestCode >= 0) mWaitingForResult = true; 1623 super.startActivityForResult(intent, requestCode); 1624 } 1625 1626 /** 1627 * Indicates that we want global search for this activity by setting the globalSearch 1628 * argument for {@link #startSearch} to true. 1629 */ 1630 @Override 1631 public void startSearch(String initialQuery, boolean selectInitialQuery, 1632 Bundle appSearchData, boolean globalSearch) { 1633 1634 showWorkspace(true); 1635 1636 if (initialQuery == null) { 1637 // Use any text typed in the launcher as the initial query 1638 initialQuery = getTypedText(); 1639 } 1640 if (appSearchData == null) { 1641 appSearchData = new Bundle(); 1642 appSearchData.putString("source", "launcher-search"); 1643 } 1644 Rect sourceBounds = new Rect(); 1645 if (mSearchDropTargetBar != null) { 1646 sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1647 } 1648 1649 startSearch(initialQuery, selectInitialQuery, 1650 appSearchData, sourceBounds); 1651 } 1652 1653 public void startSearch(String initialQuery, 1654 boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) { 1655 startGlobalSearch(initialQuery, selectInitialQuery, 1656 appSearchData, sourceBounds); 1657 } 1658 1659 /** 1660 * Starts the global search activity. This code is a copied from SearchManager 1661 */ 1662 private void startGlobalSearch(String initialQuery, 1663 boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) { 1664 final SearchManager searchManager = 1665 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1666 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 1667 if (globalSearchActivity == null) { 1668 Log.w(TAG, "No global search activity found."); 1669 return; 1670 } 1671 Intent intent = new Intent(SearchManager.INTENT_ACTION_GLOBAL_SEARCH); 1672 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1673 intent.setComponent(globalSearchActivity); 1674 // Make sure that we have a Bundle to put source in 1675 if (appSearchData == null) { 1676 appSearchData = new Bundle(); 1677 } else { 1678 appSearchData = new Bundle(appSearchData); 1679 } 1680 // Set source to package name of app that starts global search, if not set already. 1681 if (!appSearchData.containsKey("source")) { 1682 appSearchData.putString("source", getPackageName()); 1683 } 1684 intent.putExtra(SearchManager.APP_DATA, appSearchData); 1685 if (!TextUtils.isEmpty(initialQuery)) { 1686 intent.putExtra(SearchManager.QUERY, initialQuery); 1687 } 1688 if (selectInitialQuery) { 1689 intent.putExtra(SearchManager.EXTRA_SELECT_QUERY, selectInitialQuery); 1690 } 1691 intent.setSourceBounds(sourceBounds); 1692 try { 1693 startActivity(intent); 1694 } catch (ActivityNotFoundException ex) { 1695 Log.e(TAG, "Global search activity not found: " + globalSearchActivity); 1696 } 1697 } 1698 1699 @Override 1700 public boolean onCreateOptionsMenu(Menu menu) { 1701 if (isWorkspaceLocked()) { 1702 return false; 1703 } 1704 1705 super.onCreateOptionsMenu(menu); 1706 1707 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1708 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1709 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1710 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1711 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1712 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1713 String helpUrl = getString(R.string.help_url); 1714 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1715 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1716 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1717 1718 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1719 .setIcon(android.R.drawable.ic_menu_gallery) 1720 .setAlphabeticShortcut('W'); 1721 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1722 .setIcon(android.R.drawable.ic_menu_manage) 1723 .setIntent(manageApps) 1724 .setAlphabeticShortcut('M'); 1725 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1726 .setIcon(android.R.drawable.ic_menu_preferences) 1727 .setIntent(settings) 1728 .setAlphabeticShortcut('P'); 1729 if (!helpUrl.isEmpty()) { 1730 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1731 .setIcon(android.R.drawable.ic_menu_help) 1732 .setIntent(help) 1733 .setAlphabeticShortcut('H'); 1734 } 1735 return true; 1736 } 1737 1738 @Override 1739 public boolean onPrepareOptionsMenu(Menu menu) { 1740 super.onPrepareOptionsMenu(menu); 1741 1742 if (mAppsCustomizeTabHost.isTransitioning()) { 1743 return false; 1744 } 1745 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1746 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1747 1748 return true; 1749 } 1750 1751 @Override 1752 public boolean onOptionsItemSelected(MenuItem item) { 1753 switch (item.getItemId()) { 1754 case MENU_WALLPAPER_SETTINGS: 1755 startWallpaper(); 1756 return true; 1757 } 1758 1759 return super.onOptionsItemSelected(item); 1760 } 1761 1762 @Override 1763 public boolean onSearchRequested() { 1764 startSearch(null, false, null, true); 1765 // Use a custom animation for launching search 1766 return true; 1767 } 1768 1769 public boolean isWorkspaceLocked() { 1770 return mWorkspaceLoading || mWaitingForResult; 1771 } 1772 1773 private void resetAddInfo() { 1774 mPendingAddInfo.container = ItemInfo.NO_ID; 1775 mPendingAddInfo.screenId = -1; 1776 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1777 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1778 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; 1779 mPendingAddInfo.dropPos = null; 1780 } 1781 1782 void addAppWidgetImpl(final int appWidgetId, ItemInfo info, AppWidgetHostView boundWidget, 1783 AppWidgetProviderInfo appWidgetInfo) { 1784 if (appWidgetInfo.configure != null) { 1785 mPendingAddWidgetInfo = appWidgetInfo; 1786 1787 // Launch over to configure widget, if needed 1788 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1789 intent.setComponent(appWidgetInfo.configure); 1790 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1791 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1792 } else { 1793 // Otherwise just add it 1794 completeAddAppWidget(appWidgetId, info.container, info.screenId, boundWidget, 1795 appWidgetInfo); 1796 // Exit spring loaded mode if necessary after adding the widget 1797 exitSpringLoadedDragModeDelayed(true, false, null); 1798 } 1799 } 1800 1801 /** 1802 * Process a shortcut drop. 1803 * 1804 * @param componentName The name of the component 1805 * @param screenId The ID of the screen where it should be added 1806 * @param cell The cell it should be added to, optional 1807 * @param position The location on the screen where it was dropped, optional 1808 */ 1809 void processShortcutFromDrop(ComponentName componentName, long container, long screenId, 1810 int[] cell, int[] loc) { 1811 resetAddInfo(); 1812 mPendingAddInfo.container = container; 1813 mPendingAddInfo.screenId = screenId; 1814 mPendingAddInfo.dropPos = loc; 1815 1816 if (cell != null) { 1817 mPendingAddInfo.cellX = cell[0]; 1818 mPendingAddInfo.cellY = cell[1]; 1819 } 1820 1821 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1822 createShortcutIntent.setComponent(componentName); 1823 processShortcut(createShortcutIntent); 1824 } 1825 1826 /** 1827 * Process a widget drop. 1828 * 1829 * @param info The PendingAppWidgetInfo of the widget being added. 1830 * @param screenId The ID of the screen where it should be added 1831 * @param cell The cell it should be added to, optional 1832 * @param position The location on the screen where it was dropped, optional 1833 */ 1834 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, long screenId, 1835 int[] cell, int[] span, int[] loc) { 1836 resetAddInfo(); 1837 mPendingAddInfo.container = info.container = container; 1838 mPendingAddInfo.screenId = info.screenId = screenId; 1839 mPendingAddInfo.dropPos = loc; 1840 mPendingAddInfo.minSpanX = info.minSpanX; 1841 mPendingAddInfo.minSpanY = info.minSpanY; 1842 1843 if (cell != null) { 1844 mPendingAddInfo.cellX = cell[0]; 1845 mPendingAddInfo.cellY = cell[1]; 1846 } 1847 if (span != null) { 1848 mPendingAddInfo.spanX = span[0]; 1849 mPendingAddInfo.spanY = span[1]; 1850 } 1851 1852 AppWidgetHostView hostView = info.boundWidget; 1853 int appWidgetId; 1854 if (hostView != null) { 1855 appWidgetId = hostView.getAppWidgetId(); 1856 addAppWidgetImpl(appWidgetId, info, hostView, info.info); 1857 } else { 1858 // In this case, we either need to start an activity to get permission to bind 1859 // the widget, or we need to start an activity to configure the widget, or both. 1860 appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1861 Bundle options = info.bindOptions; 1862 1863 boolean success = false; 1864 if (options != null) { 1865 success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, 1866 info.componentName, options); 1867 } else { 1868 success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, 1869 info.componentName); 1870 } 1871 if (success) { 1872 addAppWidgetImpl(appWidgetId, info, null, info.info); 1873 } else { 1874 mPendingAddWidgetInfo = info.info; 1875 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND); 1876 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1877 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName); 1878 // TODO: we need to make sure that this accounts for the options bundle. 1879 // intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS, options); 1880 startActivityForResult(intent, REQUEST_BIND_APPWIDGET); 1881 } 1882 } 1883 } 1884 1885 void processShortcut(Intent intent) { 1886 // Handle case where user selected "Applications" 1887 String applicationName = getResources().getString(R.string.group_applications); 1888 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1889 1890 if (applicationName != null && applicationName.equals(shortcutName)) { 1891 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1892 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1893 1894 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1895 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1896 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1897 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1898 } else { 1899 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1900 } 1901 } 1902 1903 void processWallpaper(Intent intent) { 1904 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1905 } 1906 1907 FolderIcon addFolder(CellLayout layout, long container, final long screenId, int cellX, 1908 int cellY) { 1909 final FolderInfo folderInfo = new FolderInfo(); 1910 folderInfo.title = getText(R.string.folder_name); 1911 1912 // Update the model 1913 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screenId, cellX, cellY, 1914 false); 1915 sFolders.put(folderInfo.id, folderInfo); 1916 1917 // Create the view 1918 FolderIcon newFolder = 1919 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1920 mWorkspace.addInScreen(newFolder, container, screenId, cellX, cellY, 1, 1, 1921 isWorkspaceLocked()); 1922 return newFolder; 1923 } 1924 1925 void removeFolder(FolderInfo folder) { 1926 sFolders.remove(folder.id); 1927 } 1928 1929 private void startWallpaper() { 1930 showWorkspace(true); 1931 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1932 Intent chooser = Intent.createChooser(pickWallpaper, 1933 getText(R.string.chooser_wallpaper)); 1934 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1935 // Removed in Eclair MR1 1936// WallpaperManager wm = (WallpaperManager) 1937// getSystemService(Context.WALLPAPER_SERVICE); 1938// WallpaperInfo wi = wm.getWallpaperInfo(); 1939// if (wi != null && wi.getSettingsActivity() != null) { 1940// LabeledIntent li = new LabeledIntent(getPackageName(), 1941// R.string.configure_wallpaper, 0); 1942// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1943// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1944// } 1945 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1946 } 1947 1948 /** 1949 * Registers various content observers. The current implementation registers 1950 * only a favorites observer to keep track of the favorites applications. 1951 */ 1952 private void registerContentObservers() { 1953 ContentResolver resolver = getContentResolver(); 1954 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1955 true, mWidgetObserver); 1956 } 1957 1958 @Override 1959 public boolean dispatchKeyEvent(KeyEvent event) { 1960 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1961 switch (event.getKeyCode()) { 1962 case KeyEvent.KEYCODE_HOME: 1963 return true; 1964 case KeyEvent.KEYCODE_VOLUME_DOWN: 1965 if (isPropertyEnabled(DUMP_STATE_PROPERTY)) { 1966 dumpState(); 1967 return true; 1968 } 1969 break; 1970 } 1971 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1972 switch (event.getKeyCode()) { 1973 case KeyEvent.KEYCODE_HOME: 1974 return true; 1975 } 1976 } 1977 1978 return super.dispatchKeyEvent(event); 1979 } 1980 1981 @Override 1982 public void onBackPressed() { 1983 if (isAllAppsVisible()) { 1984 showWorkspace(true); 1985 } else if (mWorkspace.getOpenFolder() != null) { 1986 Folder openFolder = mWorkspace.getOpenFolder(); 1987 if (openFolder.isEditingName()) { 1988 openFolder.dismissEditingName(); 1989 } else { 1990 closeFolder(); 1991 } 1992 } else { 1993 mWorkspace.exitWidgetResizeMode(); 1994 1995 // Back button is a no-op here, but give at least some feedback for the button press 1996 mWorkspace.showOutlinesTemporarily(); 1997 } 1998 } 1999 2000 /** 2001 * Re-listen when widgets are reset. 2002 */ 2003 private void onAppWidgetReset() { 2004 if (mAppWidgetHost != null) { 2005 mAppWidgetHost.startListening(); 2006 } 2007 } 2008 2009 /** 2010 * Launches the intent referred by the clicked shortcut. 2011 * 2012 * @param v The view representing the clicked shortcut. 2013 */ 2014 public void onClick(View v) { 2015 // Make sure that rogue clicks don't get through while allapps is launching, or after the 2016 // view has detached (it's possible for this to happen if the view is removed mid touch). 2017 if (v.getWindowToken() == null) { 2018 return; 2019 } 2020 2021 if (!mWorkspace.isFinishedSwitchingState()) { 2022 return; 2023 } 2024 2025 Object tag = v.getTag(); 2026 if (tag instanceof ShortcutInfo) { 2027 // Open shortcut 2028 final Intent intent = ((ShortcutInfo) tag).intent; 2029 2030 ComponentName widgetComp = new ComponentName(this, WidgetAdder.class); 2031 if (intent.getComponent() != null && 2032 intent.getComponent().getClassName().equals(widgetComp.getClassName())) { 2033 showAllApps(true); 2034 return; 2035 } 2036 int[] pos = new int[2]; 2037 v.getLocationOnScreen(pos); 2038 intent.setSourceBounds(new Rect(pos[0], pos[1], 2039 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 2040 2041 boolean success = startActivitySafely(v, intent, tag); 2042 2043 if (success && v instanceof BubbleTextView) { 2044 mWaitingForResume = (BubbleTextView) v; 2045 mWaitingForResume.setStayPressed(true); 2046 } 2047 } else if (tag instanceof FolderInfo) { 2048 if (v instanceof FolderIcon) { 2049 FolderIcon fi = (FolderIcon) v; 2050 handleFolderClick(fi); 2051 } 2052 } else if (v == mAllAppsButton) { 2053 if (isAllAppsVisible()) { 2054 showWorkspace(true); 2055 } else { 2056 onClickAllAppsButton(v); 2057 } 2058 } 2059 } 2060 2061 public boolean onTouch(View v, MotionEvent event) { 2062 // this is an intercepted event being forwarded from mWorkspace; 2063 // clicking anywhere on the workspace causes the customization drawer to slide down 2064 if (event.getAction() == MotionEvent.ACTION_DOWN) { 2065 showWorkspace(true); 2066 } 2067 return false; 2068 } 2069 2070 /** 2071 * Event handler for the search button 2072 * 2073 * @param v The view that was clicked. 2074 */ 2075 public void onClickSearchButton(View v) { 2076 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 2077 2078 onSearchRequested(); 2079 } 2080 2081 /** 2082 * Event handler for the voice button 2083 * 2084 * @param v The view that was clicked. 2085 */ 2086 public void onClickVoiceButton(View v) { 2087 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 2088 2089 startVoice(); 2090 } 2091 2092 public void startVoice() { 2093 try { 2094 final SearchManager searchManager = 2095 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2096 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2097 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2098 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2099 if (activityName != null) { 2100 intent.setPackage(activityName.getPackageName()); 2101 } 2102 startActivity(null, intent, "onClickVoiceButton"); 2103 } catch (ActivityNotFoundException e) { 2104 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2105 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2106 startActivitySafely(null, intent, "onClickVoiceButton"); 2107 } 2108 } 2109 2110 /** 2111 * Event handler for the "grid" button that appears on the home screen, which 2112 * enters all apps mode. 2113 * 2114 * @param v The view that was clicked. 2115 */ 2116 public void onClickAllAppsButton(View v) { 2117 showAllApps(true); 2118 } 2119 2120 public void onTouchDownAllAppsButton(View v) { 2121 // Provide the same haptic feedback that the system offers for virtual keys. 2122 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 2123 } 2124 2125 public void onClickAppMarketButton(View v) { 2126 if (mAppMarketIntent != null) { 2127 startActivitySafely(v, mAppMarketIntent, "app market"); 2128 } else { 2129 Log.e(TAG, "Invalid app market intent."); 2130 } 2131 } 2132 2133 void startApplicationDetailsActivity(ComponentName componentName) { 2134 String packageName = componentName.getPackageName(); 2135 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 2136 Uri.fromParts("package", packageName, null)); 2137 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 2138 startActivitySafely(null, intent, "startApplicationDetailsActivity"); 2139 } 2140 2141 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 2142 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 2143 // System applications cannot be installed. For now, show a toast explaining that. 2144 // We may give them the option of disabling apps this way. 2145 int messageId = R.string.uninstall_system_app_text; 2146 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 2147 } else { 2148 String packageName = appInfo.componentName.getPackageName(); 2149 String className = appInfo.componentName.getClassName(); 2150 Intent intent = new Intent( 2151 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 2152 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 2153 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 2154 startActivity(intent); 2155 } 2156 } 2157 2158 boolean startActivity(View v, Intent intent, Object tag) { 2159 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2160 2161 try { 2162 // Only launch using the new animation if the shortcut has not opted out (this is a 2163 // private contract between launcher and may be ignored in the future). 2164 boolean useLaunchAnimation = (v != null) && 2165 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION); 2166 if (useLaunchAnimation) { 2167 ActivityOptions opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, 2168 v.getMeasuredWidth(), v.getMeasuredHeight()); 2169 2170 startActivity(intent, opts.toBundle()); 2171 } else { 2172 startActivity(intent); 2173 } 2174 return true; 2175 } catch (SecurityException e) { 2176 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2177 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2178 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2179 "or use the exported attribute for this activity. " 2180 + "tag="+ tag + " intent=" + intent, e); 2181 } 2182 return false; 2183 } 2184 2185 boolean startActivitySafely(View v, Intent intent, Object tag) { 2186 boolean success = false; 2187 try { 2188 success = startActivity(v, intent, tag); 2189 } catch (ActivityNotFoundException e) { 2190 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2191 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 2192 } 2193 return success; 2194 } 2195 2196 void startActivityForResultSafely(Intent intent, int requestCode) { 2197 try { 2198 startActivityForResult(intent, requestCode); 2199 } catch (ActivityNotFoundException e) { 2200 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2201 } catch (SecurityException e) { 2202 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2203 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2204 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2205 "or use the exported attribute for this activity.", e); 2206 } 2207 } 2208 2209 private void handleFolderClick(FolderIcon folderIcon) { 2210 final FolderInfo info = folderIcon.getFolderInfo(); 2211 Folder openFolder = mWorkspace.getFolderForTag(info); 2212 2213 // If the folder info reports that the associated folder is open, then verify that 2214 // it is actually opened. There have been a few instances where this gets out of sync. 2215 if (info.opened && openFolder == null) { 2216 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 2217 + info.screenId + " (" + info.cellX + ", " + info.cellY + ")"); 2218 info.opened = false; 2219 } 2220 2221 if (!info.opened && !folderIcon.getFolder().isDestroyed()) { 2222 // Close any open folder 2223 closeFolder(); 2224 // Open the requested folder 2225 openFolder(folderIcon); 2226 } else { 2227 // Find the open folder... 2228 int folderScreen; 2229 if (openFolder != null) { 2230 folderScreen = mWorkspace.getPageForView(openFolder); 2231 // .. and close it 2232 closeFolder(openFolder); 2233 if (folderScreen != mWorkspace.getCurrentPage()) { 2234 // Close any folder open on the current screen 2235 closeFolder(); 2236 // Pull the folder onto this screen 2237 openFolder(folderIcon); 2238 } 2239 } 2240 } 2241 } 2242 2243 /** 2244 * This method draws the FolderIcon to an ImageView and then adds and positions that ImageView 2245 * in the DragLayer in the exact absolute location of the original FolderIcon. 2246 */ 2247 private void copyFolderIconToImage(FolderIcon fi) { 2248 final int width = fi.getMeasuredWidth(); 2249 final int height = fi.getMeasuredHeight(); 2250 2251 // Lazy load ImageView, Bitmap and Canvas 2252 if (mFolderIconImageView == null) { 2253 mFolderIconImageView = new ImageView(this); 2254 } 2255 if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width || 2256 mFolderIconBitmap.getHeight() != height) { 2257 mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); 2258 mFolderIconCanvas = new Canvas(mFolderIconBitmap); 2259 } 2260 2261 DragLayer.LayoutParams lp; 2262 if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) { 2263 lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams(); 2264 } else { 2265 lp = new DragLayer.LayoutParams(width, height); 2266 } 2267 2268 // The layout from which the folder is being opened may be scaled, adjust the starting 2269 // view size by this scale factor. 2270 float scale = mDragLayer.getDescendantRectRelativeToSelf(fi, mRectForFolderAnimation); 2271 lp.customPosition = true; 2272 lp.x = mRectForFolderAnimation.left; 2273 lp.y = mRectForFolderAnimation.top; 2274 lp.width = (int) (scale * width); 2275 lp.height = (int) (scale * height); 2276 2277 mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR); 2278 fi.draw(mFolderIconCanvas); 2279 mFolderIconImageView.setImageBitmap(mFolderIconBitmap); 2280 if (fi.getFolder() != null) { 2281 mFolderIconImageView.setPivotX(fi.getFolder().getPivotXForIconAnimation()); 2282 mFolderIconImageView.setPivotY(fi.getFolder().getPivotYForIconAnimation()); 2283 } 2284 // Just in case this image view is still in the drag layer from a previous animation, 2285 // we remove it and re-add it. 2286 if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) { 2287 mDragLayer.removeView(mFolderIconImageView); 2288 } 2289 mDragLayer.addView(mFolderIconImageView, lp); 2290 if (fi.getFolder() != null) { 2291 fi.getFolder().bringToFront(); 2292 } 2293 } 2294 2295 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2296 if (fi == null) return; 2297 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2298 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2299 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2300 2301 FolderInfo info = (FolderInfo) fi.getTag(); 2302 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2303 CellLayout cl = (CellLayout) fi.getParent().getParent(); 2304 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 2305 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 2306 } 2307 2308 // Push an ImageView copy of the FolderIcon into the DragLayer and hide the original 2309 copyFolderIconToImage(fi); 2310 fi.setVisibility(View.INVISIBLE); 2311 2312 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2313 scaleX, scaleY); 2314 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2315 oa.start(); 2316 } 2317 2318 private void shrinkAndFadeInFolderIcon(final FolderIcon fi) { 2319 if (fi == null) return; 2320 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2321 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2322 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2323 2324 final CellLayout cl = (CellLayout) fi.getParent().getParent(); 2325 2326 // We remove and re-draw the FolderIcon in-case it has changed 2327 mDragLayer.removeView(mFolderIconImageView); 2328 copyFolderIconToImage(fi); 2329 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2330 scaleX, scaleY); 2331 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2332 oa.addListener(new AnimatorListenerAdapter() { 2333 @Override 2334 public void onAnimationEnd(Animator animation) { 2335 if (cl != null) { 2336 cl.clearFolderLeaveBehind(); 2337 // Remove the ImageView copy of the FolderIcon and make the original visible. 2338 mDragLayer.removeView(mFolderIconImageView); 2339 fi.setVisibility(View.VISIBLE); 2340 } 2341 } 2342 }); 2343 oa.start(); 2344 } 2345 2346 /** 2347 * Opens the user folder described by the specified tag. The opening of the folder 2348 * is animated relative to the specified View. If the View is null, no animation 2349 * is played. 2350 * 2351 * @param folderInfo The FolderInfo describing the folder to open. 2352 */ 2353 public void openFolder(FolderIcon folderIcon) { 2354 Folder folder = folderIcon.getFolder(); 2355 FolderInfo info = folder.mInfo; 2356 2357 info.opened = true; 2358 2359 // Just verify that the folder hasn't already been added to the DragLayer. 2360 // There was a one-off crash where the folder had a parent already. 2361 if (folder.getParent() == null) { 2362 mDragLayer.addView(folder); 2363 mDragController.addDropTarget((DropTarget) folder); 2364 } else { 2365 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2366 folder.getParent() + ")."); 2367 } 2368 folder.animateOpen(); 2369 growAndFadeOutFolderIcon(folderIcon); 2370 2371 // Notify the accessibility manager that this folder "window" has appeared and occluded 2372 // the workspace items 2373 folder.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2374 getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED); 2375 } 2376 2377 public void closeFolder() { 2378 Folder folder = mWorkspace.getOpenFolder(); 2379 if (folder != null) { 2380 if (folder.isEditingName()) { 2381 folder.dismissEditingName(); 2382 } 2383 closeFolder(folder); 2384 2385 // Dismiss the folder cling 2386 dismissFolderCling(null); 2387 } 2388 } 2389 2390 void closeFolder(Folder folder) { 2391 folder.getInfo().opened = false; 2392 2393 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2394 if (parent != null) { 2395 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2396 shrinkAndFadeInFolderIcon(fi); 2397 } 2398 folder.animateClosed(); 2399 2400 // Notify the accessibility manager that this folder "window" has disappeard and no 2401 // longer occludeds the workspace items 2402 getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2403 } 2404 2405 public boolean onLongClick(View v) { 2406 if (!isDraggingEnabled()) return false; 2407 if (isWorkspaceLocked()) return false; 2408 if (mState != State.WORKSPACE) return false; 2409 2410 if (!(v instanceof CellLayout)) { 2411 v = (View) v.getParent().getParent(); 2412 } 2413 2414 resetAddInfo(); 2415 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2416 // This happens when long clicking an item with the dpad/trackball 2417 if (longClickCellInfo == null) { 2418 return true; 2419 } 2420 2421 // The hotseat touch handling does not go through Workspace, and we always allow long press 2422 // on hotseat items. 2423 final View itemUnderLongClick = longClickCellInfo.cell; 2424 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2425 if (allowLongPress && !mDragController.isDragging()) { 2426 if (itemUnderLongClick == null) { 2427 // User long pressed on empty space 2428 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2429 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2430 startWallpaper(); 2431 } else { 2432 if (!(itemUnderLongClick instanceof Folder)) { 2433 // User long pressed on an item 2434 mWorkspace.startDrag(longClickCellInfo); 2435 } 2436 } 2437 } 2438 return true; 2439 } 2440 2441 boolean isHotseatLayout(View layout) { 2442 return mHotseat != null && layout != null && 2443 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2444 } 2445 Hotseat getHotseat() { 2446 return mHotseat; 2447 } 2448 SearchDropTargetBar getSearchBar() { 2449 return mSearchDropTargetBar; 2450 } 2451 2452 /** 2453 * Returns the CellLayout of the specified container at the specified screen. 2454 */ 2455 CellLayout getCellLayout(long container, long screenId) { 2456 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2457 if (mHotseat != null) { 2458 return mHotseat.getLayout(); 2459 } else { 2460 return null; 2461 } 2462 } else { 2463 return (CellLayout) mWorkspace.getScreenWithId(screenId); 2464 } 2465 } 2466 2467 Workspace getWorkspace() { 2468 return mWorkspace; 2469 } 2470 2471 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2472 @Override 2473 public boolean isAllAppsVisible() { 2474 return (mState == State.APPS_CUSTOMIZE) || (mOnResumeState == State.APPS_CUSTOMIZE); 2475 } 2476 2477 @Override 2478 public boolean isAllAppsButtonRank(int rank) { 2479 return mHotseat.isAllAppsButtonRank(rank); 2480 } 2481 2482 /** 2483 * Helper method for the cameraZoomIn/cameraZoomOut animations 2484 * @param view The view being animated 2485 * @param scaleFactor The scale factor used for the zoom 2486 */ 2487 private void setPivotsForZoom(View view, float scaleFactor) { 2488 view.setPivotX(view.getWidth() / 2.0f); 2489 view.setPivotY(view.getHeight() / 2.0f); 2490 } 2491 2492 void disableWallpaperIfInAllApps() { 2493 // Only disable it if we are in all apps 2494 if (isAllAppsVisible()) { 2495 if (mAppsCustomizeTabHost != null && 2496 !mAppsCustomizeTabHost.isTransitioning()) { 2497 updateWallpaperVisibility(false); 2498 } 2499 } 2500 } 2501 2502 private void setWorkspaceBackground(boolean workspace) { 2503 mLauncherView.setBackground(workspace ? 2504 mWorkspaceBackgroundDrawable : null); 2505 } 2506 2507 void updateWallpaperVisibility(boolean visible) { 2508 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2509 int curflags = getWindow().getAttributes().flags 2510 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2511 if (wpflags != curflags) { 2512 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2513 } 2514 setWorkspaceBackground(visible); 2515 } 2516 2517 private void dispatchOnLauncherTransitionPrepare(View v, boolean animated, boolean toWorkspace) { 2518 if (v instanceof LauncherTransitionable) { 2519 ((LauncherTransitionable) v).onLauncherTransitionPrepare(this, animated, toWorkspace); 2520 } 2521 } 2522 2523 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2524 if (v instanceof LauncherTransitionable) { 2525 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2526 } 2527 2528 // Update the workspace transition step as well 2529 dispatchOnLauncherTransitionStep(v, 0f); 2530 } 2531 2532 private void dispatchOnLauncherTransitionStep(View v, float t) { 2533 if (v instanceof LauncherTransitionable) { 2534 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2535 } 2536 } 2537 2538 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2539 if (v instanceof LauncherTransitionable) { 2540 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2541 } 2542 2543 // Update the workspace transition step as well 2544 dispatchOnLauncherTransitionStep(v, 1f); 2545 } 2546 2547 /** 2548 * Things to test when changing the following seven functions. 2549 * - Home from workspace 2550 * - from center screen 2551 * - from other screens 2552 * - Home from all apps 2553 * - from center screen 2554 * - from other screens 2555 * - Back from all apps 2556 * - from center screen 2557 * - from other screens 2558 * - Launch app from workspace and quit 2559 * - with back 2560 * - with home 2561 * - Launch app from all apps and quit 2562 * - with back 2563 * - with home 2564 * - Go to a screen that's not the default, then all 2565 * apps, and launch and app, and go back 2566 * - with back 2567 * -with home 2568 * - On workspace, long press power and go back 2569 * - with back 2570 * - with home 2571 * - On all apps, long press power and go back 2572 * - with back 2573 * - with home 2574 * - On workspace, power off 2575 * - On all apps, power off 2576 * - Launch an app and turn off the screen while in that app 2577 * - Go back with home key 2578 * - Go back with back key TODO: make this not go to workspace 2579 * - From all apps 2580 * - From workspace 2581 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2582 * - From all apps 2583 * - From the center workspace 2584 * - From another workspace 2585 */ 2586 2587 /** 2588 * Zoom the camera out from the workspace to reveal 'toView'. 2589 * Assumes that the view to show is anchored at either the very top or very bottom 2590 * of the screen. 2591 */ 2592 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2593 if (mStateAnimation != null) { 2594 mStateAnimation.setDuration(0); 2595 mStateAnimation.cancel(); 2596 mStateAnimation = null; 2597 } 2598 final Resources res = getResources(); 2599 2600 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2601 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2602 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2603 final View fromView = mWorkspace; 2604 final AppsCustomizeTabHost toView = mAppsCustomizeTabHost; 2605 final int startDelay = 2606 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2607 2608 setPivotsForZoom(toView, scale); 2609 2610 // Shrink workspaces away if going to AppsCustomize from workspace 2611 Animator workspaceAnim = 2612 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2613 2614 if (animated) { 2615 toView.setScaleX(scale); 2616 toView.setScaleY(scale); 2617 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2618 scaleAnim. 2619 scaleX(1f).scaleY(1f). 2620 setDuration(duration). 2621 setInterpolator(new Workspace.ZoomOutInterpolator()); 2622 2623 toView.setVisibility(View.VISIBLE); 2624 toView.setAlpha(0f); 2625 final ObjectAnimator alphaAnim = LauncherAnimUtils 2626 .ofFloat(toView, "alpha", 0f, 1f) 2627 .setDuration(fadeDuration); 2628 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2629 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2630 @Override 2631 public void onAnimationUpdate(ValueAnimator animation) { 2632 if (animation == null) { 2633 throw new RuntimeException("animation is null"); 2634 } 2635 float t = (Float) animation.getAnimatedValue(); 2636 dispatchOnLauncherTransitionStep(fromView, t); 2637 dispatchOnLauncherTransitionStep(toView, t); 2638 } 2639 }); 2640 2641 // toView should appear right at the end of the workspace shrink 2642 // animation 2643 mStateAnimation = LauncherAnimUtils.createAnimatorSet(); 2644 mStateAnimation.play(scaleAnim).after(startDelay); 2645 mStateAnimation.play(alphaAnim).after(startDelay); 2646 2647 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2648 boolean animationCancelled = false; 2649 2650 @Override 2651 public void onAnimationStart(Animator animation) { 2652 updateWallpaperVisibility(true); 2653 // Prepare the position 2654 toView.setTranslationX(0.0f); 2655 toView.setTranslationY(0.0f); 2656 toView.setVisibility(View.VISIBLE); 2657 toView.bringToFront(); 2658 } 2659 @Override 2660 public void onAnimationEnd(Animator animation) { 2661 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2662 dispatchOnLauncherTransitionEnd(toView, animated, false); 2663 2664 if (mWorkspace != null && !springLoaded && !LauncherAppState.isScreenLarge()) { 2665 // Hide the workspace scrollbar 2666 mWorkspace.hideScrollingIndicator(true); 2667 hideDockDivider(); 2668 } 2669 if (!animationCancelled) { 2670 updateWallpaperVisibility(false); 2671 } 2672 2673 // Hide the search bar 2674 if (mSearchDropTargetBar != null) { 2675 mSearchDropTargetBar.hideSearchBar(false); 2676 } 2677 } 2678 2679 @Override 2680 public void onAnimationCancel(Animator animation) { 2681 animationCancelled = true; 2682 } 2683 }); 2684 2685 if (workspaceAnim != null) { 2686 mStateAnimation.play(workspaceAnim); 2687 } 2688 2689 boolean delayAnim = false; 2690 2691 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2692 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2693 2694 // If any of the objects being animated haven't been measured/laid out 2695 // yet, delay the animation until we get a layout pass 2696 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2697 (mWorkspace.getMeasuredWidth() == 0) || 2698 (toView.getMeasuredWidth() == 0)) { 2699 delayAnim = true; 2700 } 2701 2702 final AnimatorSet stateAnimation = mStateAnimation; 2703 final Runnable startAnimRunnable = new Runnable() { 2704 public void run() { 2705 // Check that mStateAnimation hasn't changed while 2706 // we waited for a layout/draw pass 2707 if (mStateAnimation != stateAnimation) 2708 return; 2709 setPivotsForZoom(toView, scale); 2710 dispatchOnLauncherTransitionStart(fromView, animated, false); 2711 dispatchOnLauncherTransitionStart(toView, animated, false); 2712 LauncherAnimUtils.startAnimationAfterNextDraw(mStateAnimation, toView); 2713 } 2714 }; 2715 if (delayAnim) { 2716 final ViewTreeObserver observer = toView.getViewTreeObserver(); 2717 observer.addOnGlobalLayoutListener(new OnGlobalLayoutListener() { 2718 public void onGlobalLayout() { 2719 startAnimRunnable.run(); 2720 toView.getViewTreeObserver().removeOnGlobalLayoutListener(this); 2721 } 2722 }); 2723 } else { 2724 startAnimRunnable.run(); 2725 } 2726 } else { 2727 toView.setTranslationX(0.0f); 2728 toView.setTranslationY(0.0f); 2729 toView.setScaleX(1.0f); 2730 toView.setScaleY(1.0f); 2731 toView.setVisibility(View.VISIBLE); 2732 toView.bringToFront(); 2733 2734 if (!springLoaded && !LauncherAppState.isScreenLarge()) { 2735 // Hide the workspace scrollbar 2736 mWorkspace.hideScrollingIndicator(true); 2737 hideDockDivider(); 2738 2739 // Hide the search bar 2740 if (mSearchDropTargetBar != null) { 2741 mSearchDropTargetBar.hideSearchBar(false); 2742 } 2743 } 2744 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2745 dispatchOnLauncherTransitionStart(fromView, animated, false); 2746 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2747 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2748 dispatchOnLauncherTransitionStart(toView, animated, false); 2749 dispatchOnLauncherTransitionEnd(toView, animated, false); 2750 updateWallpaperVisibility(false); 2751 } 2752 } 2753 2754 /** 2755 * Zoom the camera back into the workspace, hiding 'fromView'. 2756 * This is the opposite of showAppsCustomizeHelper. 2757 * @param animated If true, the transition will be animated. 2758 */ 2759 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2760 final boolean springLoaded, final Runnable onCompleteRunnable) { 2761 2762 if (mStateAnimation != null) { 2763 mStateAnimation.setDuration(0); 2764 mStateAnimation.cancel(); 2765 mStateAnimation = null; 2766 } 2767 Resources res = getResources(); 2768 2769 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2770 final int fadeOutDuration = 2771 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2772 final float scaleFactor = (float) 2773 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2774 final View fromView = mAppsCustomizeTabHost; 2775 final View toView = mWorkspace; 2776 Animator workspaceAnim = null; 2777 2778 if (toState == State.WORKSPACE) { 2779 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2780 workspaceAnim = mWorkspace.getChangeStateAnimation( 2781 Workspace.State.NORMAL, animated, stagger); 2782 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2783 workspaceAnim = mWorkspace.getChangeStateAnimation( 2784 Workspace.State.SPRING_LOADED, animated); 2785 } 2786 2787 setPivotsForZoom(fromView, scaleFactor); 2788 updateWallpaperVisibility(true); 2789 showHotseat(animated); 2790 if (animated) { 2791 final LauncherViewPropertyAnimator scaleAnim = 2792 new LauncherViewPropertyAnimator(fromView); 2793 scaleAnim. 2794 scaleX(scaleFactor).scaleY(scaleFactor). 2795 setDuration(duration). 2796 setInterpolator(new Workspace.ZoomInInterpolator()); 2797 2798 final ObjectAnimator alphaAnim = LauncherAnimUtils 2799 .ofFloat(fromView, "alpha", 1f, 0f) 2800 .setDuration(fadeOutDuration); 2801 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2802 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2803 @Override 2804 public void onAnimationUpdate(ValueAnimator animation) { 2805 float t = 1f - (Float) animation.getAnimatedValue(); 2806 dispatchOnLauncherTransitionStep(fromView, t); 2807 dispatchOnLauncherTransitionStep(toView, t); 2808 } 2809 }); 2810 2811 mStateAnimation = LauncherAnimUtils.createAnimatorSet(); 2812 2813 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2814 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2815 mAppsCustomizeContent.pauseScrolling(); 2816 2817 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2818 @Override 2819 public void onAnimationEnd(Animator animation) { 2820 updateWallpaperVisibility(true); 2821 fromView.setVisibility(View.GONE); 2822 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2823 dispatchOnLauncherTransitionEnd(toView, animated, true); 2824 if (mWorkspace != null) { 2825 mWorkspace.hideScrollingIndicator(false); 2826 } 2827 if (onCompleteRunnable != null) { 2828 onCompleteRunnable.run(); 2829 } 2830 mAppsCustomizeContent.updateCurrentPageScroll(); 2831 mAppsCustomizeContent.resumeScrolling(); 2832 } 2833 }); 2834 2835 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2836 if (workspaceAnim != null) { 2837 mStateAnimation.play(workspaceAnim); 2838 } 2839 dispatchOnLauncherTransitionStart(fromView, animated, true); 2840 dispatchOnLauncherTransitionStart(toView, animated, true); 2841 LauncherAnimUtils.startAnimationAfterNextDraw(mStateAnimation, toView); 2842 } else { 2843 fromView.setVisibility(View.GONE); 2844 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2845 dispatchOnLauncherTransitionStart(fromView, animated, true); 2846 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2847 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2848 dispatchOnLauncherTransitionStart(toView, animated, true); 2849 dispatchOnLauncherTransitionEnd(toView, animated, true); 2850 mWorkspace.hideScrollingIndicator(false); 2851 } 2852 } 2853 2854 @Override 2855 public void onTrimMemory(int level) { 2856 super.onTrimMemory(level); 2857 if (level >= ComponentCallbacks2.TRIM_MEMORY_MODERATE) { 2858 mAppsCustomizeTabHost.onTrimMemory(); 2859 } 2860 } 2861 2862 @Override 2863 public void onWindowFocusChanged(boolean hasFocus) { 2864 if (!hasFocus) { 2865 // When another window occludes launcher (like the notification shade, or recents), 2866 // ensure that we enable the wallpaper flag so that transitions are done correctly. 2867 updateWallpaperVisibility(true); 2868 } else { 2869 // When launcher has focus again, disable the wallpaper if we are in AllApps 2870 mWorkspace.postDelayed(new Runnable() { 2871 @Override 2872 public void run() { 2873 disableWallpaperIfInAllApps(); 2874 } 2875 }, 500); 2876 } 2877 } 2878 2879 void showWorkspace(boolean animated) { 2880 showWorkspace(animated, null); 2881 } 2882 2883 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2884 if (mState != State.WORKSPACE) { 2885 boolean wasInSpringLoadedMode = (mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2886 mWorkspace.setVisibility(View.VISIBLE); 2887 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2888 2889 // Show the search bar (only animate if we were showing the drop target bar in spring 2890 // loaded mode) 2891 if (mSearchDropTargetBar != null) { 2892 mSearchDropTargetBar.showSearchBar(wasInSpringLoadedMode); 2893 } 2894 2895 // We only need to animate in the dock divider if we're going from spring loaded mode 2896 showDockDivider(animated && wasInSpringLoadedMode); 2897 2898 // Set focus to the AppsCustomize button 2899 if (mAllAppsButton != null) { 2900 mAllAppsButton.requestFocus(); 2901 } 2902 } 2903 2904 mWorkspace.flashScrollingIndicator(animated); 2905 2906 // Change the state *after* we've called all the transition code 2907 mState = State.WORKSPACE; 2908 2909 // Resume the auto-advance of widgets 2910 mUserPresent = true; 2911 updateRunning(); 2912 2913 // Send an accessibility event to announce the context change 2914 getWindow().getDecorView() 2915 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2916 2917 onWorkspaceShown(animated); 2918 } 2919 2920 public void onWorkspaceShown(boolean animated) { 2921 } 2922 2923 void showAllApps(boolean animated) { 2924 if (mState != State.WORKSPACE) return; 2925 2926 showAppsCustomizeHelper(animated, false); 2927 mAppsCustomizeTabHost.requestFocus(); 2928 2929 // Change the state *after* we've called all the transition code 2930 mState = State.APPS_CUSTOMIZE; 2931 2932 // Pause the auto-advance of widgets until we are out of AllApps 2933 mUserPresent = false; 2934 updateRunning(); 2935 closeFolder(); 2936 2937 // Send an accessibility event to announce the context change 2938 getWindow().getDecorView() 2939 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2940 } 2941 2942 void enterSpringLoadedDragMode() { 2943 if (isAllAppsVisible()) { 2944 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2945 hideDockDivider(); 2946 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2947 } 2948 } 2949 2950 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2951 final Runnable onCompleteRunnable) { 2952 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2953 2954 mHandler.postDelayed(new Runnable() { 2955 @Override 2956 public void run() { 2957 if (successfulDrop) { 2958 // Before we show workspace, hide all apps again because 2959 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2960 // clean up our state transition functions 2961 mAppsCustomizeTabHost.setVisibility(View.GONE); 2962 showWorkspace(true, onCompleteRunnable); 2963 } else { 2964 exitSpringLoadedDragMode(); 2965 } 2966 } 2967 }, (extendedDelay ? 2968 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2969 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2970 } 2971 2972 void exitSpringLoadedDragMode() { 2973 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2974 final boolean animated = true; 2975 final boolean springLoaded = true; 2976 showAppsCustomizeHelper(animated, springLoaded); 2977 mState = State.APPS_CUSTOMIZE; 2978 } 2979 // Otherwise, we are not in spring loaded mode, so don't do anything. 2980 } 2981 2982 void hideDockDivider() { 2983 if (mQsbDivider != null && mDockDivider != null) { 2984 mQsbDivider.setVisibility(View.INVISIBLE); 2985 mDockDivider.setVisibility(View.INVISIBLE); 2986 } 2987 } 2988 2989 void showDockDivider(boolean animated) { 2990 if (mQsbDivider != null && mDockDivider != null) { 2991 mQsbDivider.setVisibility(View.VISIBLE); 2992 mDockDivider.setVisibility(View.VISIBLE); 2993 if (mDividerAnimator != null) { 2994 mDividerAnimator.cancel(); 2995 mQsbDivider.setAlpha(1f); 2996 mDockDivider.setAlpha(1f); 2997 mDividerAnimator = null; 2998 } 2999 if (animated) { 3000 mDividerAnimator = LauncherAnimUtils.createAnimatorSet(); 3001 mDividerAnimator.playTogether(LauncherAnimUtils.ofFloat(mQsbDivider, "alpha", 1f), 3002 LauncherAnimUtils.ofFloat(mDockDivider, "alpha", 1f)); 3003 int duration = 0; 3004 if (mSearchDropTargetBar != null) { 3005 duration = mSearchDropTargetBar.getTransitionInDuration(); 3006 } 3007 mDividerAnimator.setDuration(duration); 3008 mDividerAnimator.start(); 3009 } 3010 } 3011 } 3012 3013 void lockAllApps() { 3014 // TODO 3015 } 3016 3017 void unlockAllApps() { 3018 // TODO 3019 } 3020 3021 /** 3022 * Shows the hotseat area. 3023 */ 3024 void showHotseat(boolean animated) { 3025 if (!LauncherAppState.isScreenLarge()) { 3026 if (animated) { 3027 if (mHotseat.getAlpha() != 1f) { 3028 int duration = 0; 3029 if (mSearchDropTargetBar != null) { 3030 duration = mSearchDropTargetBar.getTransitionInDuration(); 3031 } 3032 mHotseat.animate().alpha(1f).setDuration(duration); 3033 } 3034 } else { 3035 mHotseat.setAlpha(1f); 3036 } 3037 } 3038 } 3039 3040 /** 3041 * Hides the hotseat area. 3042 */ 3043 void hideHotseat(boolean animated) { 3044 if (!LauncherAppState.isScreenLarge()) { 3045 if (animated) { 3046 if (mHotseat.getAlpha() != 0f) { 3047 int duration = 0; 3048 if (mSearchDropTargetBar != null) { 3049 duration = mSearchDropTargetBar.getTransitionOutDuration(); 3050 } 3051 mHotseat.animate().alpha(0f).setDuration(duration); 3052 } 3053 } else { 3054 mHotseat.setAlpha(0f); 3055 } 3056 } 3057 } 3058 3059 /** 3060 * Add an item from all apps or customize onto the given workspace screen. 3061 * If layout is null, add to the current screen. 3062 */ 3063 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 3064 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 3065 showOutOfSpaceMessage(isHotseatLayout(layout)); 3066 } 3067 } 3068 3069 /** Maps the current orientation to an index for referencing orientation correct global icons */ 3070 private int getCurrentOrientationIndexForGlobalIcons() { 3071 // default - 0, landscape - 1 3072 switch (getResources().getConfiguration().orientation) { 3073 case Configuration.ORIENTATION_LANDSCAPE: 3074 return 1; 3075 default: 3076 return 0; 3077 } 3078 } 3079 3080 private Drawable getExternalPackageToolbarIcon(ComponentName activityName, String resourceName) { 3081 try { 3082 PackageManager packageManager = getPackageManager(); 3083 // Look for the toolbar icon specified in the activity meta-data 3084 Bundle metaData = packageManager.getActivityInfo( 3085 activityName, PackageManager.GET_META_DATA).metaData; 3086 if (metaData != null) { 3087 int iconResId = metaData.getInt(resourceName); 3088 if (iconResId != 0) { 3089 Resources res = packageManager.getResourcesForActivity(activityName); 3090 return res.getDrawable(iconResId); 3091 } 3092 } 3093 } catch (NameNotFoundException e) { 3094 // This can happen if the activity defines an invalid drawable 3095 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 3096 " not found", e); 3097 } catch (Resources.NotFoundException nfe) { 3098 // This can happen if the activity defines an invalid drawable 3099 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 3100 nfe); 3101 } 3102 return null; 3103 } 3104 3105 // if successful in getting icon, return it; otherwise, set button to use default drawable 3106 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 3107 int buttonId, ComponentName activityName, int fallbackDrawableId, 3108 String toolbarResourceName) { 3109 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 3110 Resources r = getResources(); 3111 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 3112 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 3113 3114 TextView button = (TextView) findViewById(buttonId); 3115 // If we were unable to find the icon via the meta-data, use a generic one 3116 if (toolbarIcon == null) { 3117 toolbarIcon = r.getDrawable(fallbackDrawableId); 3118 toolbarIcon.setBounds(0, 0, w, h); 3119 if (button != null) { 3120 button.setCompoundDrawables(toolbarIcon, null, null, null); 3121 } 3122 return null; 3123 } else { 3124 toolbarIcon.setBounds(0, 0, w, h); 3125 if (button != null) { 3126 button.setCompoundDrawables(toolbarIcon, null, null, null); 3127 } 3128 return toolbarIcon.getConstantState(); 3129 } 3130 } 3131 3132 // if successful in getting icon, return it; otherwise, set button to use default drawable 3133 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 3134 int buttonId, ComponentName activityName, int fallbackDrawableId, 3135 String toolbarResourceName) { 3136 ImageView button = (ImageView) findViewById(buttonId); 3137 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 3138 3139 if (button != null) { 3140 // If we were unable to find the icon via the meta-data, use a 3141 // generic one 3142 if (toolbarIcon == null) { 3143 button.setImageResource(fallbackDrawableId); 3144 } else { 3145 button.setImageDrawable(toolbarIcon); 3146 } 3147 } 3148 3149 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 3150 3151 } 3152 3153 private void updateTextButtonWithDrawable(int buttonId, Drawable d) { 3154 TextView button = (TextView) findViewById(buttonId); 3155 button.setCompoundDrawables(d, null, null, null); 3156 } 3157 3158 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3159 ImageView button = (ImageView) findViewById(buttonId); 3160 button.setImageDrawable(d.newDrawable(getResources())); 3161 } 3162 3163 private void invalidatePressedFocusedStates(View container, View button) { 3164 if (container instanceof HolographicLinearLayout) { 3165 HolographicLinearLayout layout = (HolographicLinearLayout) container; 3166 layout.invalidatePressedFocusedStates(); 3167 } else if (button instanceof HolographicImageView) { 3168 HolographicImageView view = (HolographicImageView) button; 3169 view.invalidatePressedFocusedStates(); 3170 } 3171 } 3172 3173 private boolean updateGlobalSearchIcon() { 3174 final View searchButtonContainer = findViewById(R.id.search_button_container); 3175 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 3176 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3177 final View voiceButton = findViewById(R.id.voice_button); 3178 3179 final SearchManager searchManager = 3180 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3181 ComponentName activityName = searchManager.getGlobalSearchActivity(); 3182 if (activityName != null) { 3183 int coi = getCurrentOrientationIndexForGlobalIcons(); 3184 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3185 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 3186 TOOLBAR_SEARCH_ICON_METADATA_NAME); 3187 if (sGlobalSearchIcon[coi] == null) { 3188 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3189 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 3190 TOOLBAR_ICON_METADATA_NAME); 3191 } 3192 3193 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 3194 searchButton.setVisibility(View.VISIBLE); 3195 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 3196 return true; 3197 } else { 3198 // We disable both search and voice search when there is no global search provider 3199 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 3200 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3201 searchButton.setVisibility(View.GONE); 3202 voiceButton.setVisibility(View.GONE); 3203 setVoiceButtonProxyVisible(false); 3204 return false; 3205 } 3206 } 3207 3208 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 3209 final View searchButtonContainer = findViewById(R.id.search_button_container); 3210 final View searchButton = (ImageView) findViewById(R.id.search_button); 3211 updateButtonWithDrawable(R.id.search_button, d); 3212 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 3213 } 3214 3215 private boolean updateVoiceSearchIcon(boolean searchVisible) { 3216 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3217 final View voiceButton = findViewById(R.id.voice_button); 3218 3219 // We only show/update the voice search icon if the search icon is enabled as well 3220 final SearchManager searchManager = 3221 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3222 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 3223 3224 ComponentName activityName = null; 3225 if (globalSearchActivity != null) { 3226 // Check if the global search activity handles voice search 3227 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3228 intent.setPackage(globalSearchActivity.getPackageName()); 3229 activityName = intent.resolveActivity(getPackageManager()); 3230 } 3231 3232 if (activityName == null) { 3233 // Fallback: check if an activity other than the global search activity 3234 // resolves this 3235 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3236 activityName = intent.resolveActivity(getPackageManager()); 3237 } 3238 if (searchVisible && activityName != null) { 3239 int coi = getCurrentOrientationIndexForGlobalIcons(); 3240 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3241 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3242 TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME); 3243 if (sVoiceSearchIcon[coi] == null) { 3244 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3245 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3246 TOOLBAR_ICON_METADATA_NAME); 3247 } 3248 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 3249 voiceButton.setVisibility(View.VISIBLE); 3250 setVoiceButtonProxyVisible(true); 3251 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3252 return true; 3253 } else { 3254 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3255 voiceButton.setVisibility(View.GONE); 3256 setVoiceButtonProxyVisible(false); 3257 return false; 3258 } 3259 } 3260 3261 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3262 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3263 final View voiceButton = findViewById(R.id.voice_button); 3264 updateButtonWithDrawable(R.id.voice_button, d); 3265 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3266 } 3267 3268 public void setVoiceButtonProxyVisible(boolean visible) { 3269 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3270 if (voiceButtonProxy != null) { 3271 voiceButtonProxy.setVisibility(visible ? View.VISIBLE : View.GONE); 3272 } 3273 } 3274 /** 3275 * Sets the app market icon 3276 */ 3277 private void updateAppMarketIcon() { 3278 final View marketButton = findViewById(R.id.market_button); 3279 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3280 // Find the app market activity by resolving an intent. 3281 // (If multiple app markets are installed, it will return the ResolverActivity.) 3282 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3283 if (activityName != null) { 3284 int coi = getCurrentOrientationIndexForGlobalIcons(); 3285 mAppMarketIntent = intent; 3286 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 3287 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo, 3288 TOOLBAR_ICON_METADATA_NAME); 3289 marketButton.setVisibility(View.VISIBLE); 3290 } else { 3291 // We should hide and disable the view so that we don't try and restore the visibility 3292 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3293 marketButton.setVisibility(View.GONE); 3294 marketButton.setEnabled(false); 3295 } 3296 } 3297 3298 private void updateAppMarketIcon(Drawable.ConstantState d) { 3299 // Ensure that the new drawable we are creating has the approprate toolbar icon bounds 3300 Resources r = getResources(); 3301 Drawable marketIconDrawable = d.newDrawable(r); 3302 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 3303 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 3304 marketIconDrawable.setBounds(0, 0, w, h); 3305 3306 updateTextButtonWithDrawable(R.id.market_button, marketIconDrawable); 3307 } 3308 3309 @Override 3310 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 3311 final boolean result = super.dispatchPopulateAccessibilityEvent(event); 3312 final List<CharSequence> text = event.getText(); 3313 text.clear(); 3314 // Populate event with a fake title based on the current state. 3315 if (mState == State.APPS_CUSTOMIZE) { 3316 text.add(getString(R.string.all_apps_button_label)); 3317 } else { 3318 text.add(getString(R.string.all_apps_home_button_label)); 3319 } 3320 return result; 3321 } 3322 3323 /** 3324 * Receives notifications when system dialogs are to be closed. 3325 */ 3326 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3327 @Override 3328 public void onReceive(Context context, Intent intent) { 3329 closeSystemDialogs(); 3330 } 3331 } 3332 3333 /** 3334 * Receives notifications whenever the appwidgets are reset. 3335 */ 3336 private class AppWidgetResetObserver extends ContentObserver { 3337 public AppWidgetResetObserver() { 3338 super(new Handler()); 3339 } 3340 3341 @Override 3342 public void onChange(boolean selfChange) { 3343 onAppWidgetReset(); 3344 } 3345 } 3346 3347 /** 3348 * If the activity is currently paused, signal that we need to run the passed Runnable 3349 * in onResume. 3350 * 3351 * This needs to be called from incoming places where resources might have been loaded 3352 * while we are paused. That is becaues the Configuration might be wrong 3353 * when we're not running, and if it comes back to what it was when we 3354 * were paused, we are not restarted. 3355 * 3356 * Implementation of the method from LauncherModel.Callbacks. 3357 * 3358 * @return true if we are currently paused. The caller might be able to 3359 * skip some work in that case since we will come back again. 3360 */ 3361 private boolean waitUntilResume(Runnable run, boolean deletePreviousRunnables) { 3362 if (mPaused) { 3363 Log.i(TAG, "Deferring update until onResume"); 3364 if (deletePreviousRunnables) { 3365 while (mOnResumeCallbacks.remove(run)) { 3366 } 3367 } 3368 mOnResumeCallbacks.add(run); 3369 return true; 3370 } else { 3371 return false; 3372 } 3373 } 3374 3375 private boolean waitUntilResume(Runnable run) { 3376 return waitUntilResume(run, false); 3377 } 3378 3379 /** 3380 * If the activity is currently paused, signal that we need to re-run the loader 3381 * in onResume. 3382 * 3383 * This needs to be called from incoming places where resources might have been loaded 3384 * while we are paused. That is becaues the Configuration might be wrong 3385 * when we're not running, and if it comes back to what it was when we 3386 * were paused, we are not restarted. 3387 * 3388 * Implementation of the method from LauncherModel.Callbacks. 3389 * 3390 * @return true if we are currently paused. The caller might be able to 3391 * skip some work in that case since we will come back again. 3392 */ 3393 public boolean setLoadOnResume() { 3394 if (mPaused) { 3395 Log.i(TAG, "setLoadOnResume"); 3396 mOnResumeNeedsLoad = true; 3397 return true; 3398 } else { 3399 return false; 3400 } 3401 } 3402 3403 /** 3404 * Implementation of the method from LauncherModel.Callbacks. 3405 */ 3406 public int getCurrentWorkspaceScreen() { 3407 if (mWorkspace != null) { 3408 return mWorkspace.getCurrentPage(); 3409 } else { 3410 return SCREEN_COUNT / 2; 3411 } 3412 } 3413 3414 /** 3415 * Refreshes the shortcuts shown on the workspace. 3416 * 3417 * Implementation of the method from LauncherModel.Callbacks. 3418 */ 3419 public void startBinding() { 3420 // If we're starting binding all over again, clear any bind calls we'd postponed in 3421 // the past (see waitUntilResume) -- we don't need them since we're starting binding 3422 // from scratch again 3423 mOnResumeCallbacks.clear(); 3424 3425 final Workspace workspace = mWorkspace; 3426 mNewShortcutAnimateScreenId = -1; 3427 mNewShortcutAnimateViews.clear(); 3428 mWorkspace.clearDropTargets(); 3429 int count = workspace.getChildCount(); 3430 for (int i = 0; i < count; i++) { 3431 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3432 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3433 layoutParent.removeAllViewsInLayout(); 3434 } 3435 mWidgetsToAdvance.clear(); 3436 if (mHotseat != null) { 3437 mHotseat.resetLayout(); 3438 } 3439 } 3440 3441 @Override 3442 public void bindScreens(ArrayList<Long> orderedScreenIds) { 3443 int count = orderedScreenIds.size(); 3444 for (int i = 0; i < count; i++) { 3445 mWorkspace.insertNewWorkspaceScreenOnBind(orderedScreenIds.get(i)); 3446 } 3447 mWorkspace.addExtraEmptyScreen(); 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 3485 workspace.addInScreenFromBind(shortcut, item.container, item.screenId, item.cellX, 3486 item.cellY, 1, 1); 3487 boolean animateIconUp = false; 3488 synchronized (newApps) { 3489 if (newApps.contains(uri)) { 3490 animateIconUp = newApps.remove(uri); 3491 } 3492 } 3493 if (animateIconUp) { 3494 // Prepare the view to be animated up 3495 shortcut.setAlpha(0f); 3496 shortcut.setScaleX(0f); 3497 shortcut.setScaleY(0f); 3498 mNewShortcutAnimateScreenId = item.screenId; 3499 if (!mNewShortcutAnimateViews.contains(shortcut)) { 3500 mNewShortcutAnimateViews.add(shortcut); 3501 } 3502 } 3503 break; 3504 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3505 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3506 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3507 (FolderInfo) item, mIconCache); 3508 workspace.addInScreenFromBind(newFolder, item.container, item.screenId, item.cellX, 3509 item.cellY, 1, 1); 3510 break; 3511 } 3512 } 3513 3514 workspace.requestLayout(); 3515 } 3516 3517 /** 3518 * Implementation of the method from LauncherModel.Callbacks. 3519 */ 3520 public void bindFolders(final HashMap<Long, FolderInfo> folders) { 3521 if (waitUntilResume(new Runnable() { 3522 public void run() { 3523 bindFolders(folders); 3524 } 3525 })) { 3526 return; 3527 } 3528 sFolders.clear(); 3529 sFolders.putAll(folders); 3530 } 3531 3532 /** 3533 * Add the views for a widget to the workspace. 3534 * 3535 * Implementation of the method from LauncherModel.Callbacks. 3536 */ 3537 public void bindAppWidget(final LauncherAppWidgetInfo item) { 3538 if (waitUntilResume(new Runnable() { 3539 public void run() { 3540 bindAppWidget(item); 3541 } 3542 })) { 3543 return; 3544 } 3545 3546 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3547 if (DEBUG_WIDGETS) { 3548 Log.d(TAG, "bindAppWidget: " + item); 3549 } 3550 final Workspace workspace = mWorkspace; 3551 3552 final int appWidgetId = item.appWidgetId; 3553 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3554 if (DEBUG_WIDGETS) { 3555 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3556 } 3557 3558 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3559 3560 item.hostView.setTag(item); 3561 item.onBindAppWidget(this); 3562 3563 workspace.addInScreen(item.hostView, item.container, item.screenId, item.cellX, 3564 item.cellY, item.spanX, item.spanY, false); 3565 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3566 3567 workspace.requestLayout(); 3568 3569 if (DEBUG_WIDGETS) { 3570 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3571 + (SystemClock.uptimeMillis()-start) + "ms"); 3572 } 3573 } 3574 3575 public void onPageBoundSynchronously(int page) { 3576 mSynchronouslyBoundPages.add(page); 3577 } 3578 3579 /** 3580 * Callback saying that there aren't any more items to bind. 3581 * 3582 * Implementation of the method from LauncherModel.Callbacks. 3583 */ 3584 public void finishBindingItems(final boolean upgradePath) { 3585 if (waitUntilResume(new Runnable() { 3586 public void run() { 3587 finishBindingItems(upgradePath); 3588 } 3589 })) { 3590 return; 3591 } 3592 if (mSavedState != null) { 3593 if (!mWorkspace.hasFocus()) { 3594 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3595 } 3596 mSavedState = null; 3597 } 3598 3599 mWorkspace.restoreInstanceStateForRemainingPages(); 3600 3601 // If we received the result of any pending adds while the loader was running (e.g. the 3602 // widget configuration forced an orientation change), process them now. 3603 for (int i = 0; i < sPendingAddList.size(); i++) { 3604 completeAdd(sPendingAddList.get(i)); 3605 } 3606 sPendingAddList.clear(); 3607 3608 // Update the market app icon as necessary (the other icons will be managed in response to 3609 // package changes in bindSearchablesChanged() 3610 updateAppMarketIcon(); 3611 3612 // Animate up any icons as necessary 3613 if (mVisible || mWorkspaceLoading) { 3614 Runnable newAppsRunnable = new Runnable() { 3615 @Override 3616 public void run() { 3617 runNewAppsAnimation(false); 3618 } 3619 }; 3620 3621 boolean willSnapPage = mNewShortcutAnimateScreenId > -1 && 3622 mNewShortcutAnimateScreenId != mWorkspace.getCurrentPage(); 3623 if (canRunNewAppsAnimation()) { 3624 // If the user has not interacted recently, then either snap to the new page to show 3625 // the new-apps animation or just run them if they are to appear on the current page 3626 if (willSnapPage) { 3627 mWorkspace.snapToScreenId(mNewShortcutAnimateScreenId, newAppsRunnable); 3628 } else { 3629 runNewAppsAnimation(false); 3630 } 3631 } else { 3632 // If the user has interacted recently, then just add the items in place if they 3633 // are on another page (or just normally if they are added to the current page) 3634 runNewAppsAnimation(willSnapPage); 3635 } 3636 } 3637 3638 mWorkspaceLoading = false; 3639 if (upgradePath) { 3640 mWorkspace.saveWorkspaceToDb(); 3641 mWorkspace.stripDuplicateApps(); 3642 mIntentsOnWorkspaceFromUpgradePath = mWorkspace.stripDuplicateApps(); 3643 } 3644 3645 mWorkspace.post(new Runnable() { 3646 @Override 3647 public void run() { 3648 onFinishBindingItems(); 3649 } 3650 }); 3651 } 3652 3653 private boolean canRunNewAppsAnimation() { 3654 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3655 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3656 } 3657 3658 /** 3659 * Runs a new animation that scales up icons that were added while Launcher was in the 3660 * background. 3661 * 3662 * @param immediate whether to run the animation or show the results immediately 3663 */ 3664 private void runNewAppsAnimation(boolean immediate) { 3665 AnimatorSet anim = LauncherAnimUtils.createAnimatorSet(); 3666 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3667 3668 // Order these new views spatially so that they animate in order 3669 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3670 @Override 3671 public int compare(View a, View b) { 3672 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3673 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3674 int cellCountX = LauncherModel.getCellCountX(); 3675 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3676 } 3677 }); 3678 3679 // Animate each of the views in place (or show them immediately if requested) 3680 if (immediate) { 3681 for (View v : mNewShortcutAnimateViews) { 3682 v.setAlpha(1f); 3683 v.setScaleX(1f); 3684 v.setScaleY(1f); 3685 } 3686 } else { 3687 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3688 View v = mNewShortcutAnimateViews.get(i); 3689 ValueAnimator bounceAnim = LauncherAnimUtils.ofPropertyValuesHolder(v, 3690 PropertyValuesHolder.ofFloat("alpha", 1f), 3691 PropertyValuesHolder.ofFloat("scaleX", 1f), 3692 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3693 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3694 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3695 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3696 bounceAnims.add(bounceAnim); 3697 } 3698 anim.playTogether(bounceAnims); 3699 anim.addListener(new AnimatorListenerAdapter() { 3700 @Override 3701 public void onAnimationEnd(Animator animation) { 3702 if (mWorkspace != null) { 3703 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3704 } 3705 } 3706 }); 3707 anim.start(); 3708 } 3709 3710 // Clean up 3711 mNewShortcutAnimateScreenId = -1; 3712 mNewShortcutAnimateViews.clear(); 3713 new Thread("clearNewAppsThread") { 3714 public void run() { 3715 mSharedPrefs.edit() 3716 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3717 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3718 .commit(); 3719 } 3720 }.start(); 3721 } 3722 3723 @Override 3724 public void bindSearchablesChanged() { 3725 boolean searchVisible = updateGlobalSearchIcon(); 3726 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3727 if (mSearchDropTargetBar != null) { 3728 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3729 } 3730 } 3731 3732 /** 3733 * Add the icons for all apps. 3734 * 3735 * Implementation of the method from LauncherModel.Callbacks. 3736 */ 3737 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3738 Runnable setAllAppsRunnable = new Runnable() { 3739 public void run() { 3740 if (mAppsCustomizeContent != null) { 3741 mAppsCustomizeContent.setApps(apps); 3742 3743 if (mIntentsOnWorkspaceFromUpgradePath != null) { 3744 getHotseat().addAllAppsFolder(mIconCache, apps, 3745 mIntentsOnWorkspaceFromUpgradePath, Launcher.this); 3746 mIntentsOnWorkspaceFromUpgradePath = null; 3747 } 3748 } 3749 } 3750 }; 3751 3752 // Remove the progress bar entirely; we could also make it GONE 3753 // but better to remove it since we know it's not going to be used 3754 View progressBar = mAppsCustomizeTabHost. 3755 findViewById(R.id.apps_customize_progress_bar); 3756 if (progressBar != null) { 3757 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3758 3759 // We just post the call to setApps so the user sees the progress bar 3760 // disappear-- otherwise, it just looks like the progress bar froze 3761 // which doesn't look great 3762 mAppsCustomizeTabHost.post(setAllAppsRunnable); 3763 } else { 3764 // If we did not initialize the spinner in onCreate, then we can directly set the 3765 // list of applications without waiting for any progress bars views to be hidden. 3766 setAllAppsRunnable.run(); 3767 } 3768 } 3769 3770 /** 3771 * A package was installed. 3772 * 3773 * Implementation of the method from LauncherModel.Callbacks. 3774 */ 3775 public void bindAppsAdded(final ArrayList<ApplicationInfo> apps) { 3776 if (waitUntilResume(new Runnable() { 3777 public void run() { 3778 bindAppsAdded(apps); 3779 } 3780 })) { 3781 return; 3782 } 3783 3784 3785 if (mAppsCustomizeContent != null) { 3786 mAppsCustomizeContent.addApps(apps); 3787 } 3788 } 3789 3790 /** 3791 * A package was updated. 3792 * 3793 * Implementation of the method from LauncherModel.Callbacks. 3794 */ 3795 public void bindAppsUpdated(final ArrayList<ApplicationInfo> apps) { 3796 if (waitUntilResume(new Runnable() { 3797 public void run() { 3798 bindAppsUpdated(apps); 3799 } 3800 })) { 3801 return; 3802 } 3803 3804 if (mWorkspace != null) { 3805 mWorkspace.updateShortcuts(apps); 3806 } 3807 3808 if (mAppsCustomizeContent != null) { 3809 mAppsCustomizeContent.updateApps(apps); 3810 } 3811 } 3812 3813 /** 3814 * A package was uninstalled. We take both the super set of packageNames 3815 * in addition to specific applications to remove, the reason being that 3816 * this can be called when a package is updated as well. In that scenario, 3817 * we only remove specific components from the workspace, where as 3818 * package-removal should clear all items by package name. 3819 * 3820 * Implementation of the method from LauncherModel.Callbacks. 3821 */ 3822 public void bindComponentsRemoved(final ArrayList<String> packageNames, 3823 final ArrayList<ApplicationInfo> appInfos, 3824 final boolean matchPackageNamesOnly) { 3825 if (waitUntilResume(new Runnable() { 3826 public void run() { 3827 bindComponentsRemoved(packageNames, appInfos, matchPackageNamesOnly); 3828 } 3829 })) { 3830 return; 3831 } 3832 3833 if (matchPackageNamesOnly) { 3834 mWorkspace.removeItemsByPackageName(packageNames); 3835 } else { 3836 mWorkspace.removeItemsByApplicationInfo(appInfos); 3837 } 3838 3839 if (mAppsCustomizeContent != null) { 3840 mAppsCustomizeContent.removeApps(appInfos); 3841 } 3842 3843 // Notify the drag controller 3844 mDragController.onAppsRemoved(appInfos, this); 3845 } 3846 3847 /** 3848 * A number of packages were updated. 3849 */ 3850 3851 private ArrayList<Object> mWidgetsAndShortcuts; 3852 private Runnable mBindPackagesUpdatedRunnable = new Runnable() { 3853 public void run() { 3854 bindPackagesUpdated(mWidgetsAndShortcuts); 3855 mWidgetsAndShortcuts = null; 3856 } 3857 }; 3858 3859 public void bindPackagesUpdated(final ArrayList<Object> widgetsAndShortcuts) { 3860 if (waitUntilResume(mBindPackagesUpdatedRunnable, true)) { 3861 mWidgetsAndShortcuts = widgetsAndShortcuts; 3862 return; 3863 } 3864 3865 if (mAppsCustomizeContent != null) { 3866 mAppsCustomizeContent.onPackagesUpdated(widgetsAndShortcuts); 3867 } 3868 } 3869 3870 private int mapConfigurationOriActivityInfoOri(int configOri) { 3871 final Display d = getWindowManager().getDefaultDisplay(); 3872 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3873 switch (d.getRotation()) { 3874 case Surface.ROTATION_0: 3875 case Surface.ROTATION_180: 3876 // We are currently in the same basic orientation as the natural orientation 3877 naturalOri = configOri; 3878 break; 3879 case Surface.ROTATION_90: 3880 case Surface.ROTATION_270: 3881 // We are currently in the other basic orientation to the natural orientation 3882 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3883 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3884 break; 3885 } 3886 3887 int[] oriMap = { 3888 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3889 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3890 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3891 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3892 }; 3893 // Since the map starts at portrait, we need to offset if this device's natural orientation 3894 // is landscape. 3895 int indexOffset = 0; 3896 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3897 indexOffset = 1; 3898 } 3899 return oriMap[(d.getRotation() + indexOffset) % 4]; 3900 } 3901 3902 public boolean isRotationEnabled() { 3903 boolean enableRotation = sForceEnableRotation || 3904 getResources().getBoolean(R.bool.allow_rotation); 3905 return enableRotation; 3906 } 3907 public void lockScreenOrientation() { 3908 if (isRotationEnabled()) { 3909 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3910 .getConfiguration().orientation)); 3911 } 3912 } 3913 public void unlockScreenOrientation(boolean immediate) { 3914 if (isRotationEnabled()) { 3915 if (immediate) { 3916 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3917 } else { 3918 mHandler.postDelayed(new Runnable() { 3919 public void run() { 3920 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3921 } 3922 }, mRestoreScreenOrientationDelay); 3923 } 3924 } 3925 } 3926 3927 /* Cling related */ 3928 private boolean isClingsEnabled() { 3929 if (DISABLE_CLINGS) { 3930 return false; 3931 } 3932 3933 // disable clings when running in a test harness 3934 if(ActivityManager.isRunningInTestHarness()) return false; 3935 3936 // Restricted secondary users (child mode) will potentially have very few apps 3937 // seeded when they start up for the first time. Clings won't work well with that 3938// boolean supportsLimitedUsers = 3939// android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR2; 3940// Account[] accounts = AccountManager.get(this).getAccounts(); 3941// if (supportsLimitedUsers && accounts.length == 0) { 3942// UserManager um = (UserManager) getSystemService(Context.USER_SERVICE); 3943// Bundle restrictions = um.getUserRestrictions(); 3944// if (restrictions.getBoolean(UserManager.DISALLOW_MODIFY_ACCOUNTS, false)) { 3945// return false; 3946// } 3947// } 3948 return true; 3949 } 3950 3951 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3952 final Cling cling = (Cling) findViewById(clingId); 3953 if (cling != null) { 3954 cling.init(this, positionData); 3955 cling.setVisibility(View.VISIBLE); 3956 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3957 if (animate) { 3958 cling.buildLayer(); 3959 cling.setAlpha(0f); 3960 cling.animate() 3961 .alpha(1f) 3962 .setInterpolator(new AccelerateInterpolator()) 3963 .setDuration(SHOW_CLING_DURATION) 3964 .setStartDelay(delay) 3965 .start(); 3966 } else { 3967 cling.setAlpha(1f); 3968 } 3969 cling.setFocusableInTouchMode(true); 3970 cling.post(new Runnable() { 3971 public void run() { 3972 cling.setFocusable(true); 3973 cling.requestFocus(); 3974 } 3975 }); 3976 mHideFromAccessibilityHelper.setImportantForAccessibilityToNo( 3977 mDragLayer, clingId == R.id.all_apps_cling); 3978 } 3979 return cling; 3980 } 3981 3982 private void dismissCling(final Cling cling, final String flag, int duration) { 3983 // To catch cases where siblings of top-level views are made invisible, just check whether 3984 // the cling is directly set to GONE before dismissing it. 3985 if (cling != null && cling.getVisibility() != View.GONE) { 3986 ObjectAnimator anim = LauncherAnimUtils.ofFloat(cling, "alpha", 0f); 3987 anim.setDuration(duration); 3988 anim.addListener(new AnimatorListenerAdapter() { 3989 public void onAnimationEnd(Animator animation) { 3990 cling.setVisibility(View.GONE); 3991 cling.cleanup(); 3992 // We should update the shared preferences on a background thread 3993 new Thread("dismissClingThread") { 3994 public void run() { 3995 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3996 editor.putBoolean(flag, true); 3997 editor.commit(); 3998 } 3999 }.start(); 4000 }; 4001 }); 4002 anim.start(); 4003 mHideFromAccessibilityHelper.restoreImportantForAccessibility(mDragLayer); 4004 } 4005 } 4006 4007 private void removeCling(int id) { 4008 final View cling = findViewById(id); 4009 if (cling != null) { 4010 final ViewGroup parent = (ViewGroup) cling.getParent(); 4011 parent.post(new Runnable() { 4012 @Override 4013 public void run() { 4014 parent.removeView(cling); 4015 } 4016 }); 4017 mHideFromAccessibilityHelper.restoreImportantForAccessibility(mDragLayer); 4018 } 4019 } 4020 4021 private boolean skipCustomClingIfNoAccounts() { 4022 Cling cling = (Cling) findViewById(R.id.workspace_cling); 4023 boolean customCling = cling.getDrawIdentifier().equals("workspace_custom"); 4024 if (customCling) { 4025 AccountManager am = AccountManager.get(this); 4026 if (am == null) return false; 4027 Account[] accounts = am.getAccountsByType("com.google"); 4028 return accounts.length == 0; 4029 } 4030 return false; 4031 } 4032 4033 public void showFirstRunWorkspaceCling() { 4034 // Enable the clings only if they have not been dismissed before 4035 if (isClingsEnabled() && 4036 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false) && 4037 !skipCustomClingIfNoAccounts() ) { 4038 // If we're not using the default workspace layout, replace workspace cling 4039 // with a custom workspace cling (usually specified in an overlay) 4040 // For now, only do this on tablets 4041 if (mSharedPrefs.getInt(LauncherProvider.DEFAULT_WORKSPACE_RESOURCE_ID, 0) != 0 && 4042 getResources().getBoolean(R.bool.config_useCustomClings)) { 4043 // Use a custom cling 4044 View cling = findViewById(R.id.workspace_cling); 4045 ViewGroup clingParent = (ViewGroup) cling.getParent(); 4046 int clingIndex = clingParent.indexOfChild(cling); 4047 clingParent.removeViewAt(clingIndex); 4048 View customCling = mInflater.inflate(R.layout.custom_workspace_cling, clingParent, false); 4049 clingParent.addView(customCling, clingIndex); 4050 customCling.setId(R.id.workspace_cling); 4051 } 4052 initCling(R.id.workspace_cling, null, false, 0); 4053 } else { 4054 removeCling(R.id.workspace_cling); 4055 } 4056 } 4057 public void showFirstRunAllAppsCling(int[] position) { 4058 // Enable the clings only if they have not been dismissed before 4059 if (isClingsEnabled() && 4060 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 4061 initCling(R.id.all_apps_cling, position, true, 0); 4062 } else { 4063 removeCling(R.id.all_apps_cling); 4064 } 4065 } 4066 public Cling showFirstRunFoldersCling() { 4067 // Enable the clings only if they have not been dismissed before 4068 if (isClingsEnabled() && 4069 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 4070 return initCling(R.id.folder_cling, null, true, 0); 4071 } else { 4072 removeCling(R.id.folder_cling); 4073 return null; 4074 } 4075 } 4076 public boolean isFolderClingVisible() { 4077 Cling cling = (Cling) findViewById(R.id.folder_cling); 4078 if (cling != null) { 4079 return cling.getVisibility() == View.VISIBLE; 4080 } 4081 return false; 4082 } 4083 public void dismissWorkspaceCling(View v) { 4084 Cling cling = (Cling) findViewById(R.id.workspace_cling); 4085 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 4086 } 4087 public void dismissAllAppsCling(View v) { 4088 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 4089 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 4090 } 4091 public void dismissFolderCling(View v) { 4092 Cling cling = (Cling) findViewById(R.id.folder_cling); 4093 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 4094 } 4095 4096 /** 4097 * Prints out out state for debugging. 4098 */ 4099 public void dumpState() { 4100 Log.d(TAG, "BEGIN launcher3 dump state for launcher " + this); 4101 Log.d(TAG, "mSavedState=" + mSavedState); 4102 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 4103 Log.d(TAG, "mRestoring=" + mRestoring); 4104 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 4105 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 4106 Log.d(TAG, "sFolders.size=" + sFolders.size()); 4107 mModel.dumpState(); 4108 4109 if (mAppsCustomizeContent != null) { 4110 mAppsCustomizeContent.dumpState(); 4111 } 4112 Log.d(TAG, "END launcher3 dump state"); 4113 } 4114 4115 @Override 4116 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 4117 super.dump(prefix, fd, writer, args); 4118 writer.println(" "); 4119 writer.println("Debug logs: "); 4120 for (int i = 0; i < sDumpLogs.size(); i++) { 4121 writer.println(" " + sDumpLogs.get(i)); 4122 } 4123 } 4124 4125 public static void dumpDebugLogsToConsole() { 4126 Log.d(TAG, ""); 4127 Log.d(TAG, "*********************"); 4128 Log.d(TAG, "Launcher debug logs: "); 4129 for (int i = 0; i < sDumpLogs.size(); i++) { 4130 Log.d(TAG, " " + sDumpLogs.get(i)); 4131 } 4132 Log.d(TAG, "*********************"); 4133 Log.d(TAG, ""); 4134 } 4135} 4136 4137interface LauncherTransitionable { 4138 View getContent(); 4139 void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace); 4140 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 4141 void onLauncherTransitionStep(Launcher l, float t); 4142 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 4143} 4144