Launcher.java revision e783cde98d59a2df1d4645f07b278322cab16ecb
1 2/* 3 * Copyright (C) 2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package com.android.launcher2; 19 20import android.accounts.Account; 21import android.accounts.AccountManager; 22import android.animation.Animator; 23import android.animation.AnimatorListenerAdapter; 24import android.animation.AnimatorSet; 25import android.animation.ObjectAnimator; 26import android.animation.PropertyValuesHolder; 27import android.animation.ValueAnimator; 28import android.animation.ValueAnimator.AnimatorUpdateListener; 29import android.app.Activity; 30import android.app.ActivityManager; 31import android.app.ActivityOptions; 32import android.app.SearchManager; 33import android.appwidget.AppWidgetHostView; 34import android.appwidget.AppWidgetManager; 35import android.appwidget.AppWidgetProviderInfo; 36import android.content.ActivityNotFoundException; 37import android.content.BroadcastReceiver; 38import android.content.ComponentCallbacks2; 39import android.content.ComponentName; 40import android.content.ContentResolver; 41import android.content.Context; 42import android.content.Intent; 43import android.content.IntentFilter; 44import android.content.SharedPreferences; 45import android.content.pm.ActivityInfo; 46import android.content.pm.PackageManager; 47import android.content.pm.PackageManager.NameNotFoundException; 48import android.content.res.Configuration; 49import android.content.res.Resources; 50import android.database.ContentObserver; 51import android.graphics.Bitmap; 52import android.graphics.Canvas; 53import android.graphics.PorterDuff; 54import android.graphics.Rect; 55import android.graphics.drawable.Drawable; 56import android.net.Uri; 57import android.os.AsyncTask; 58import android.os.Bundle; 59import android.os.Environment; 60import android.os.Handler; 61import android.os.Message; 62import android.os.StrictMode; 63import android.os.SystemClock; 64import android.provider.Settings; 65import android.speech.RecognizerIntent; 66import android.text.Selection; 67import android.text.SpannableStringBuilder; 68import android.text.method.TextKeyListener; 69import android.util.Log; 70import android.view.Display; 71import android.view.HapticFeedbackConstants; 72import android.view.KeyEvent; 73import android.view.LayoutInflater; 74import android.view.Menu; 75import android.view.MenuItem; 76import android.view.MotionEvent; 77import android.view.Surface; 78import android.view.View; 79import android.view.View.OnLongClickListener; 80import android.view.ViewGroup; 81import android.view.ViewTreeObserver; 82import android.view.ViewTreeObserver.OnGlobalLayoutListener; 83import android.view.WindowManager; 84import android.view.accessibility.AccessibilityEvent; 85import android.view.animation.AccelerateDecelerateInterpolator; 86import android.view.animation.AccelerateInterpolator; 87import android.view.animation.DecelerateInterpolator; 88import android.view.inputmethod.InputMethodManager; 89import android.widget.Advanceable; 90import android.widget.ImageView; 91import android.widget.TextView; 92import android.widget.Toast; 93 94import com.android.common.Search; 95import com.android.launcher.R; 96import com.android.launcher2.DropTarget.DragObject; 97 98import java.io.DataInputStream; 99import java.io.DataOutputStream; 100import java.io.FileDescriptor; 101import java.io.FileInputStream; 102import java.io.FileNotFoundException; 103import java.io.IOException; 104import java.io.PrintWriter; 105import java.util.ArrayList; 106import java.util.Collection; 107import java.util.Collections; 108import java.util.Comparator; 109import java.util.HashMap; 110import java.util.HashSet; 111import java.util.List; 112import java.util.Set; 113 114/** 115 * Default launcher application. 116 */ 117public final class Launcher extends Activity 118 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 119 AllAppsView.Watcher, View.OnTouchListener { 120 static final String TAG = "Launcher"; 121 static final boolean LOGD = false; 122 123 static final boolean PROFILE_STARTUP = false; 124 static final boolean DEBUG_WIDGETS = false; 125 static final boolean DEBUG_STRICT_MODE = false; 126 127 private static final int MENU_GROUP_WALLPAPER = 1; 128 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 129 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 130 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 131 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 132 133 private static final int REQUEST_CREATE_SHORTCUT = 1; 134 private static final int REQUEST_CREATE_APPWIDGET = 5; 135 private static final int REQUEST_PICK_APPLICATION = 6; 136 private static final int REQUEST_PICK_SHORTCUT = 7; 137 private static final int REQUEST_PICK_APPWIDGET = 9; 138 private static final int REQUEST_PICK_WALLPAPER = 10; 139 140 private static final int REQUEST_BIND_APPWIDGET = 11; 141 142 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 143 144 static final int SCREEN_COUNT = 5; 145 static final int DEFAULT_SCREEN = 2; 146 147 private static final String PREFERENCES = "launcher.preferences"; 148 static final String FORCE_ENABLE_ROTATION_PROPERTY = "debug.force_enable_rotation"; 149 static final String DUMP_STATE_PROPERTY = "debug.dumpstate"; 150 151 // The Intent extra that defines whether to ignore the launch animation 152 static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION = 153 "com.android.launcher.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION"; 154 155 // Type: int 156 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 157 // Type: int 158 private static final String RUNTIME_STATE = "launcher.state"; 159 // Type: int 160 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 161 // Type: int 162 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 163 // Type: int 164 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 165 // Type: int 166 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 167 // Type: boolean 168 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 169 // Type: long 170 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 171 // Type: int 172 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x"; 173 // Type: int 174 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y"; 175 // Type: parcelable 176 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info"; 177 178 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 179 private static final String TOOLBAR_SEARCH_ICON_METADATA_NAME = 180 "com.android.launcher.toolbar_search_icon"; 181 private static final String TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME = 182 "com.android.launcher.toolbar_voice_search_icon"; 183 184 /** The different states that Launcher can be in. */ 185 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 186 private State mState = State.WORKSPACE; 187 private AnimatorSet mStateAnimation; 188 private AnimatorSet mDividerAnimator; 189 190 static final int APPWIDGET_HOST_ID = 1024; 191 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 192 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 193 private static final int SHOW_CLING_DURATION = 550; 194 private static final int DISMISS_CLING_DURATION = 250; 195 196 private static final Object sLock = new Object(); 197 private static int sScreen = DEFAULT_SCREEN; 198 199 // How long to wait before the new-shortcut animation automatically pans the workspace 200 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 10; 201 202 private final BroadcastReceiver mCloseSystemDialogsReceiver 203 = new CloseSystemDialogsIntentReceiver(); 204 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 205 206 private LayoutInflater mInflater; 207 208 private Workspace mWorkspace; 209 private View mQsbDivider; 210 private View mDockDivider; 211 private DragLayer mDragLayer; 212 private DragController mDragController; 213 214 private AppWidgetManager mAppWidgetManager; 215 private LauncherAppWidgetHost mAppWidgetHost; 216 217 private ItemInfo mPendingAddInfo = new ItemInfo(); 218 private AppWidgetProviderInfo mPendingAddWidgetInfo; 219 220 private int[] mTmpAddItemCellCoordinates = new int[2]; 221 222 private FolderInfo mFolderInfo; 223 224 private Hotseat mHotseat; 225 private View mAllAppsButton; 226 227 private SearchDropTargetBar mSearchDropTargetBar; 228 private AppsCustomizeTabHost mAppsCustomizeTabHost; 229 private AppsCustomizePagedView mAppsCustomizeContent; 230 private boolean mAutoAdvanceRunning = false; 231 232 private Bundle mSavedState; 233 234 private SpannableStringBuilder mDefaultKeySsb = null; 235 236 private boolean mWorkspaceLoading = true; 237 238 private boolean mPaused = true; 239 private boolean mRestoring; 240 private boolean mWaitingForResult; 241 private boolean mOnResumeNeedsLoad; 242 243 private Bundle mSavedInstanceState; 244 245 private LauncherModel mModel; 246 private IconCache mIconCache; 247 private boolean mUserPresent = true; 248 private boolean mVisible = false; 249 private boolean mAttached = false; 250 251 private static LocaleConfiguration sLocaleConfiguration = null; 252 253 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 254 255 private Intent mAppMarketIntent = null; 256 257 // Related to the auto-advancing of widgets 258 private final int ADVANCE_MSG = 1; 259 private final int mAdvanceInterval = 20000; 260 private final int mAdvanceStagger = 250; 261 private long mAutoAdvanceSentTime; 262 private long mAutoAdvanceTimeLeft = -1; 263 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 264 new HashMap<View, AppWidgetProviderInfo>(); 265 266 // Determines how long to wait after a rotation before restoring the screen orientation to 267 // match the sensor state. 268 private final int mRestoreScreenOrientationDelay = 500; 269 270 // External icons saved in case of resource changes, orientation, etc. 271 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 272 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 273 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 274 275 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 276 277 // We only want to get the SharedPreferences once since it does an FS stat each time we get 278 // it from the context. 279 private SharedPreferences mSharedPrefs; 280 281 // Holds the page that we need to animate to, and the icon views that we need to animate up 282 // when we scroll to that page on resume. 283 private int mNewShortcutAnimatePage = -1; 284 private ArrayList<View> mNewShortcutAnimateViews = new ArrayList<View>(); 285 private ImageView mFolderIconImageView; 286 private Bitmap mFolderIconBitmap; 287 private Canvas mFolderIconCanvas; 288 private Rect mRectForFolderAnimation = new Rect(); 289 290 private BubbleTextView mWaitingForResume; 291 292 private Runnable mBuildLayersRunnable = new Runnable() { 293 public void run() { 294 if (mWorkspace != null) { 295 mWorkspace.buildPageHardwareLayers(); 296 } 297 } 298 }; 299 300 private static ArrayList<PendingAddArguments> sPendingAddList 301 = new ArrayList<PendingAddArguments>(); 302 303 private static class PendingAddArguments { 304 int requestCode; 305 Intent intent; 306 long container; 307 int screen; 308 int cellX; 309 int cellY; 310 } 311 312 313 private boolean doesFileExist(String filename) { 314 FileInputStream fis = null; 315 try { 316 fis = openFileInput(filename); 317 fis.close(); 318 return true; 319 } catch (java.io.FileNotFoundException e) { 320 return false; 321 } catch (java.io.IOException e) { 322 return true; 323 } 324 } 325 326 @Override 327 protected void onCreate(Bundle savedInstanceState) { 328 if (DEBUG_STRICT_MODE) { 329 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 330 .detectDiskReads() 331 .detectDiskWrites() 332 .detectNetwork() // or .detectAll() for all detectable problems 333 .penaltyLog() 334 .build()); 335 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() 336 .detectLeakedSqlLiteObjects() 337 .detectLeakedClosableObjects() 338 .penaltyLog() 339 .penaltyDeath() 340 .build()); 341 } 342 343 super.onCreate(savedInstanceState); 344 LauncherApplication app = ((LauncherApplication)getApplication()); 345 mSharedPrefs = getSharedPreferences(LauncherApplication.getSharedPreferencesKey(), 346 Context.MODE_PRIVATE); 347 mModel = app.setLauncher(this); 348 mIconCache = app.getIconCache(); 349 mDragController = new DragController(this); 350 mInflater = getLayoutInflater(); 351 352 mAppWidgetManager = AppWidgetManager.getInstance(this); 353 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 354 mAppWidgetHost.startListening(); 355 356 if (PROFILE_STARTUP) { 357 android.os.Debug.startMethodTracing( 358 Environment.getExternalStorageDirectory() + "/launcher"); 359 } 360 361 checkForLocaleChange(); 362 setContentView(R.layout.launcher); 363 setupViews(); 364 showFirstRunWorkspaceCling(); 365 366 registerContentObservers(); 367 368 lockAllApps(); 369 370 mSavedState = savedInstanceState; 371 restoreState(mSavedState); 372 373 // Update customization drawer _after_ restoring the states 374 if (mAppsCustomizeContent != null) { 375 mAppsCustomizeContent.onPackagesUpdated(); 376 } 377 378 if (PROFILE_STARTUP) { 379 android.os.Debug.stopMethodTracing(); 380 } 381 382 if (!mRestoring) { 383 mModel.startLoader(true); 384 } 385 386 if (!mModel.isAllAppsLoaded()) { 387 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 388 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 389 } 390 391 // For handling default keys 392 mDefaultKeySsb = new SpannableStringBuilder(); 393 Selection.setSelection(mDefaultKeySsb, 0); 394 395 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 396 registerReceiver(mCloseSystemDialogsReceiver, filter); 397 398 updateGlobalIcons(); 399 400 // On large interfaces, we want the screen to auto-rotate based on the current orientation 401 unlockScreenOrientation(true); 402 } 403 404 private void updateGlobalIcons() { 405 boolean searchVisible = false; 406 boolean voiceVisible = false; 407 // If we have a saved version of these external icons, we load them up immediately 408 int coi = getCurrentOrientationIndexForGlobalIcons(); 409 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 410 sAppMarketIcon[coi] == null) { 411 updateAppMarketIcon(); 412 searchVisible = updateGlobalSearchIcon(); 413 voiceVisible = updateVoiceSearchIcon(searchVisible); 414 } 415 if (sGlobalSearchIcon[coi] != null) { 416 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 417 searchVisible = true; 418 } 419 if (sVoiceSearchIcon[coi] != null) { 420 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 421 voiceVisible = true; 422 } 423 if (sAppMarketIcon[coi] != null) { 424 updateAppMarketIcon(sAppMarketIcon[coi]); 425 } 426 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 427 } 428 429 private void checkForLocaleChange() { 430 if (sLocaleConfiguration == null) { 431 new AsyncTask<Void, Void, LocaleConfiguration>() { 432 @Override 433 protected LocaleConfiguration doInBackground(Void... unused) { 434 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 435 readConfiguration(Launcher.this, localeConfiguration); 436 return localeConfiguration; 437 } 438 439 @Override 440 protected void onPostExecute(LocaleConfiguration result) { 441 sLocaleConfiguration = result; 442 checkForLocaleChange(); // recursive, but now with a locale configuration 443 } 444 }.execute(); 445 return; 446 } 447 448 final Configuration configuration = getResources().getConfiguration(); 449 450 final String previousLocale = sLocaleConfiguration.locale; 451 final String locale = configuration.locale.toString(); 452 453 final int previousMcc = sLocaleConfiguration.mcc; 454 final int mcc = configuration.mcc; 455 456 final int previousMnc = sLocaleConfiguration.mnc; 457 final int mnc = configuration.mnc; 458 459 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 460 461 if (localeChanged) { 462 sLocaleConfiguration.locale = locale; 463 sLocaleConfiguration.mcc = mcc; 464 sLocaleConfiguration.mnc = mnc; 465 466 mIconCache.flush(); 467 468 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 469 new Thread("WriteLocaleConfiguration") { 470 @Override 471 public void run() { 472 writeConfiguration(Launcher.this, localeConfiguration); 473 } 474 }.start(); 475 } 476 } 477 478 private static class LocaleConfiguration { 479 public String locale; 480 public int mcc = -1; 481 public int mnc = -1; 482 } 483 484 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 485 DataInputStream in = null; 486 try { 487 in = new DataInputStream(context.openFileInput(PREFERENCES)); 488 configuration.locale = in.readUTF(); 489 configuration.mcc = in.readInt(); 490 configuration.mnc = in.readInt(); 491 } catch (FileNotFoundException e) { 492 // Ignore 493 } catch (IOException e) { 494 // Ignore 495 } finally { 496 if (in != null) { 497 try { 498 in.close(); 499 } catch (IOException e) { 500 // Ignore 501 } 502 } 503 } 504 } 505 506 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 507 DataOutputStream out = null; 508 try { 509 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 510 out.writeUTF(configuration.locale); 511 out.writeInt(configuration.mcc); 512 out.writeInt(configuration.mnc); 513 out.flush(); 514 } catch (FileNotFoundException e) { 515 // Ignore 516 } catch (IOException e) { 517 //noinspection ResultOfMethodCallIgnored 518 context.getFileStreamPath(PREFERENCES).delete(); 519 } finally { 520 if (out != null) { 521 try { 522 out.close(); 523 } catch (IOException e) { 524 // Ignore 525 } 526 } 527 } 528 } 529 530 public DragLayer getDragLayer() { 531 return mDragLayer; 532 } 533 534 boolean isDraggingEnabled() { 535 // We prevent dragging when we are loading the workspace as it is possible to pick up a view 536 // that is subsequently removed from the workspace in startBinding(). 537 return !mModel.isLoadingWorkspace(); 538 } 539 540 static int getScreen() { 541 synchronized (sLock) { 542 return sScreen; 543 } 544 } 545 546 static void setScreen(int screen) { 547 synchronized (sLock) { 548 sScreen = screen; 549 } 550 } 551 552 /** 553 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 554 * a configuration step, this allows the proper animations to run after other transitions. 555 */ 556 private boolean completeAdd(PendingAddArguments args) { 557 boolean result = false; 558 switch (args.requestCode) { 559 case REQUEST_PICK_APPLICATION: 560 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 561 args.cellY); 562 break; 563 case REQUEST_PICK_SHORTCUT: 564 processShortcut(args.intent); 565 break; 566 case REQUEST_CREATE_SHORTCUT: 567 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 568 args.cellY); 569 result = true; 570 break; 571 case REQUEST_CREATE_APPWIDGET: 572 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 573 completeAddAppWidget(appWidgetId, args.container, args.screen, null, null); 574 result = true; 575 break; 576 case REQUEST_PICK_WALLPAPER: 577 // We just wanted the activity result here so we can clear mWaitingForResult 578 break; 579 } 580 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, 581 // if you turned the screen off and then back while in All Apps, Launcher would not 582 // return to the workspace. Clearing mAddInfo.container here fixes this issue 583 resetAddInfo(); 584 return result; 585 } 586 587 @Override 588 protected void onActivityResult( 589 final int requestCode, final int resultCode, final Intent data) { 590 if (requestCode == REQUEST_BIND_APPWIDGET) { 591 int appWidgetId = data != null ? 592 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 593 if (resultCode == RESULT_CANCELED) { 594 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 595 } else if (resultCode == RESULT_OK) { 596 addAppWidgetImpl(appWidgetId, mPendingAddInfo, null, mPendingAddWidgetInfo); 597 } 598 return; 599 } 600 boolean delayExitSpringLoadedMode = false; 601 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || 602 requestCode == REQUEST_CREATE_APPWIDGET); 603 mWaitingForResult = false; 604 605 // We have special handling for widgets 606 if (isWidgetDrop) { 607 int appWidgetId = data != null ? 608 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 609 if (appWidgetId < 0) { 610 Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not returned from the \\" + 611 "widget configuration activity."); 612 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 613 } else { 614 completeTwoStageWidgetDrop(resultCode, appWidgetId); 615 } 616 return; 617 } 618 619 // The pattern used here is that a user PICKs a specific application, 620 // which, depending on the target, might need to CREATE the actual target. 621 622 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 623 // launch over to the Music app to actually CREATE_SHORTCUT. 624 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 625 final PendingAddArguments args = new PendingAddArguments(); 626 args.requestCode = requestCode; 627 args.intent = data; 628 args.container = mPendingAddInfo.container; 629 args.screen = mPendingAddInfo.screen; 630 args.cellX = mPendingAddInfo.cellX; 631 args.cellY = mPendingAddInfo.cellY; 632 if (isWorkspaceLocked()) { 633 sPendingAddList.add(args); 634 } else { 635 delayExitSpringLoadedMode = completeAdd(args); 636 } 637 } 638 mDragLayer.clearAnimatedView(); 639 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 640 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode, 641 null); 642 } 643 644 private void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { 645 CellLayout cellLayout = 646 (CellLayout) mWorkspace.getChildAt(mPendingAddInfo.screen); 647 Runnable onCompleteRunnable = null; 648 int animationType = 0; 649 650 AppWidgetHostView boundWidget = null; 651 if (resultCode == RESULT_OK) { 652 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; 653 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, 654 mPendingAddWidgetInfo); 655 boundWidget = layout; 656 onCompleteRunnable = new Runnable() { 657 @Override 658 public void run() { 659 completeAddAppWidget(appWidgetId, mPendingAddInfo.container, 660 mPendingAddInfo.screen, layout, null); 661 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 662 null); 663 } 664 }; 665 } else if (resultCode == RESULT_CANCELED) { 666 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; 667 onCompleteRunnable = new Runnable() { 668 @Override 669 public void run() { 670 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 671 null); 672 } 673 }; 674 } 675 if (mDragLayer.getAnimatedView() != null) { 676 mWorkspace.animateWidgetDrop(mPendingAddInfo, cellLayout, 677 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, 678 animationType, boundWidget, true); 679 } else { 680 // The animated view may be null in the case of a rotation during widget configuration 681 onCompleteRunnable.run(); 682 } 683 } 684 685 @Override 686 protected void onResume() { 687 super.onResume(); 688 689 // Process any items that were added while Launcher was away 690 InstallShortcutReceiver.flushInstallQueue(this); 691 692 mPaused = false; 693 if (mRestoring || mOnResumeNeedsLoad) { 694 mWorkspaceLoading = true; 695 mModel.startLoader(true); 696 mRestoring = false; 697 mOnResumeNeedsLoad = false; 698 } 699 700 // Reset the pressed state of icons that were locked in the press state while activities 701 // were launching 702 if (mWaitingForResume != null) { 703 // Resets the previous workspace icon press state 704 mWaitingForResume.setStayPressed(false); 705 } 706 if (mAppsCustomizeContent != null) { 707 // Resets the previous all apps icon press state 708 mAppsCustomizeContent.resetDrawableState(); 709 } 710 // It is possible that widgets can receive updates while launcher is not in the foreground. 711 // Consequently, the widgets will be inflated in the orientation of the foreground activity 712 // (framework issue). On resuming, we ensure that any widgets are inflated for the current 713 // orientation. 714 getWorkspace().reinflateWidgetsIfNecessary(); 715 716 // Again, as with the above scenario, it's possible that one or more of the global icons 717 // were updated in the wrong orientation. 718 updateGlobalIcons(); 719 } 720 721 @Override 722 protected void onPause() { 723 // NOTE: We want all transitions from launcher to act as if the wallpaper were enabled 724 // to be consistent. So re-enable the flag here, and we will re-disable it as necessary 725 // when Launcher resumes and we are still in AllApps. 726 updateWallpaperVisibility(true); 727 728 super.onPause(); 729 mPaused = true; 730 mDragController.cancelDrag(); 731 mDragController.resetLastGestureUpTime(); 732 } 733 734 @Override 735 public Object onRetainNonConfigurationInstance() { 736 // Flag the loader to stop early before switching 737 mModel.stopLoader(); 738 if (mAppsCustomizeContent != null) { 739 mAppsCustomizeContent.surrender(); 740 } 741 return Boolean.TRUE; 742 } 743 744 // We can't hide the IME if it was forced open. So don't bother 745 /* 746 @Override 747 public void onWindowFocusChanged(boolean hasFocus) { 748 super.onWindowFocusChanged(hasFocus); 749 750 if (hasFocus) { 751 final InputMethodManager inputManager = (InputMethodManager) 752 getSystemService(Context.INPUT_METHOD_SERVICE); 753 WindowManager.LayoutParams lp = getWindow().getAttributes(); 754 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 755 android.os.Handler()) { 756 protected void onReceiveResult(int resultCode, Bundle resultData) { 757 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 758 } 759 }); 760 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 761 } 762 } 763 */ 764 765 private boolean acceptFilter() { 766 final InputMethodManager inputManager = (InputMethodManager) 767 getSystemService(Context.INPUT_METHOD_SERVICE); 768 return !inputManager.isFullscreenMode(); 769 } 770 771 @Override 772 public boolean onKeyDown(int keyCode, KeyEvent event) { 773 final int uniChar = event.getUnicodeChar(); 774 final boolean handled = super.onKeyDown(keyCode, event); 775 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 776 if (!handled && acceptFilter() && isKeyNotWhitespace) { 777 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 778 keyCode, event); 779 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 780 // something usable has been typed - start a search 781 // the typed text will be retrieved and cleared by 782 // showSearchDialog() 783 // If there are multiple keystrokes before the search dialog takes focus, 784 // onSearchRequested() will be called for every keystroke, 785 // but it is idempotent, so it's fine. 786 return onSearchRequested(); 787 } 788 } 789 790 // Eat the long press event so the keyboard doesn't come up. 791 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 792 return true; 793 } 794 795 return handled; 796 } 797 798 private String getTypedText() { 799 return mDefaultKeySsb.toString(); 800 } 801 802 private void clearTypedText() { 803 mDefaultKeySsb.clear(); 804 mDefaultKeySsb.clearSpans(); 805 Selection.setSelection(mDefaultKeySsb, 0); 806 } 807 808 /** 809 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 810 * State 811 */ 812 private static State intToState(int stateOrdinal) { 813 State state = State.WORKSPACE; 814 final State[] stateValues = State.values(); 815 for (int i = 0; i < stateValues.length; i++) { 816 if (stateValues[i].ordinal() == stateOrdinal) { 817 state = stateValues[i]; 818 break; 819 } 820 } 821 return state; 822 } 823 824 /** 825 * Restores the previous state, if it exists. 826 * 827 * @param savedState The previous state. 828 */ 829 private void restoreState(Bundle savedState) { 830 if (savedState == null) { 831 return; 832 } 833 834 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 835 if (state == State.APPS_CUSTOMIZE) { 836 showAllApps(false); 837 } 838 839 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 840 if (currentScreen > -1) { 841 mWorkspace.setCurrentPage(currentScreen); 842 } 843 844 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 845 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 846 847 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 848 mPendingAddInfo.container = pendingAddContainer; 849 mPendingAddInfo.screen = pendingAddScreen; 850 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 851 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 852 mPendingAddInfo.spanX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_X); 853 mPendingAddInfo.spanY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y); 854 mPendingAddWidgetInfo = savedState.getParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO); 855 mWaitingForResult = true; 856 mRestoring = true; 857 } 858 859 860 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 861 if (renameFolder) { 862 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 863 mFolderInfo = mModel.getFolderById(this, sFolders, id); 864 mRestoring = true; 865 } 866 867 868 // Restore the AppsCustomize tab 869 if (mAppsCustomizeTabHost != null) { 870 String curTab = savedState.getString("apps_customize_currentTab"); 871 if (curTab != null) { 872 // We set this directly so that there is no delay before the tab is set 873 mAppsCustomizeContent.setContentType( 874 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 875 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 876 mAppsCustomizeContent.loadAssociatedPages( 877 mAppsCustomizeContent.getCurrentPage()); 878 } 879 880 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 881 mAppsCustomizeContent.restorePageForIndex(currentIndex); 882 } 883 } 884 885 /** 886 * Finds all the views we need and configure them properly. 887 */ 888 private void setupViews() { 889 final DragController dragController = mDragController; 890 891 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 892 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 893 mQsbDivider = (ImageView) findViewById(R.id.qsb_divider); 894 mDockDivider = (ImageView) findViewById(R.id.dock_divider); 895 896 // Setup the drag layer 897 mDragLayer.setup(this, dragController); 898 899 // Setup the hotseat 900 mHotseat = (Hotseat) findViewById(R.id.hotseat); 901 if (mHotseat != null) { 902 mHotseat.setup(this); 903 } 904 905 // Setup the workspace 906 mWorkspace.setHapticFeedbackEnabled(false); 907 mWorkspace.setOnLongClickListener(this); 908 mWorkspace.setup(dragController); 909 dragController.addDragListener(mWorkspace); 910 911 // Get the search/delete bar 912 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 913 914 // Setup AppsCustomize 915 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 916 findViewById(R.id.apps_customize_pane); 917 mAppsCustomizeContent = (AppsCustomizePagedView) 918 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 919 mAppsCustomizeContent.setup(this, dragController); 920 921 // Get the all apps button 922 mAllAppsButton = findViewById(R.id.all_apps_button); 923 if (mAllAppsButton != null) { 924 mAllAppsButton.setOnTouchListener(new View.OnTouchListener() { 925 @Override 926 public boolean onTouch(View v, MotionEvent event) { 927 if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) { 928 onTouchDownAllAppsButton(v); 929 } 930 return false; 931 } 932 }); 933 } 934 // Setup the drag controller (drop targets have to be added in reverse order in priority) 935 dragController.setDragScoller(mWorkspace); 936 dragController.setScrollView(mDragLayer); 937 dragController.setMoveTarget(mWorkspace); 938 dragController.addDropTarget(mWorkspace); 939 if (mSearchDropTargetBar != null) { 940 mSearchDropTargetBar.setup(this, dragController); 941 } 942 } 943 944 /** 945 * Creates a view representing a shortcut. 946 * 947 * @param info The data structure describing the shortcut. 948 * 949 * @return A View inflated from R.layout.application. 950 */ 951 View createShortcut(ShortcutInfo info) { 952 return createShortcut(R.layout.application, 953 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 954 } 955 956 /** 957 * Creates a view representing a shortcut inflated from the specified resource. 958 * 959 * @param layoutResId The id of the XML layout used to create the shortcut. 960 * @param parent The group the shortcut belongs to. 961 * @param info The data structure describing the shortcut. 962 * 963 * @return A View inflated from layoutResId. 964 */ 965 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 966 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 967 favorite.applyFromShortcutInfo(info, mIconCache); 968 favorite.setOnClickListener(this); 969 return favorite; 970 } 971 972 /** 973 * Add an application shortcut to the workspace. 974 * 975 * @param data The intent describing the application. 976 * @param cellInfo The position on screen where to create the shortcut. 977 */ 978 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 979 final int[] cellXY = mTmpAddItemCellCoordinates; 980 final CellLayout layout = getCellLayout(container, screen); 981 982 // First we check if we already know the exact location where we want to add this item. 983 if (cellX >= 0 && cellY >= 0) { 984 cellXY[0] = cellX; 985 cellXY[1] = cellY; 986 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 987 showOutOfSpaceMessage(isHotseatLayout(layout)); 988 return; 989 } 990 991 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 992 993 if (info != null) { 994 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 995 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 996 info.container = ItemInfo.NO_ID; 997 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 998 isWorkspaceLocked(), cellX, cellY); 999 } else { 1000 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1001 } 1002 } 1003 1004 /** 1005 * Add a shortcut to the workspace. 1006 * 1007 * @param data The intent describing the shortcut. 1008 * @param cellInfo The position on screen where to create the shortcut. 1009 */ 1010 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 1011 int cellY) { 1012 int[] cellXY = mTmpAddItemCellCoordinates; 1013 int[] touchXY = mPendingAddInfo.dropPos; 1014 CellLayout layout = getCellLayout(container, screen); 1015 1016 boolean foundCellSpan = false; 1017 1018 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 1019 if (info == null) { 1020 return; 1021 } 1022 final View view = createShortcut(info); 1023 1024 // First we check if we already know the exact location where we want to add this item. 1025 if (cellX >= 0 && cellY >= 0) { 1026 cellXY[0] = cellX; 1027 cellXY[1] = cellY; 1028 foundCellSpan = true; 1029 1030 // If appropriate, either create a folder or add to an existing folder 1031 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, 1032 true, null,null)) { 1033 return; 1034 } 1035 DragObject dragObject = new DragObject(); 1036 dragObject.dragInfo = info; 1037 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, 1038 true)) { 1039 return; 1040 } 1041 } else if (touchXY != null) { 1042 // when dragging and dropping, just find the closest free spot 1043 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 1044 foundCellSpan = (result != null); 1045 } else { 1046 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 1047 } 1048 1049 if (!foundCellSpan) { 1050 showOutOfSpaceMessage(isHotseatLayout(layout)); 1051 return; 1052 } 1053 1054 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 1055 1056 if (!mRestoring) { 1057 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 1058 isWorkspaceLocked()); 1059 } 1060 } 1061 1062 static int[] getSpanForWidget(Context context, ComponentName component, int minWidth, 1063 int minHeight) { 1064 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(context, component, null); 1065 // We want to account for the extra amount of padding that we are adding to the widget 1066 // to ensure that it gets the full amount of space that it has requested 1067 int requiredWidth = minWidth + padding.left + padding.right; 1068 int requiredHeight = minHeight + padding.top + padding.bottom; 1069 return CellLayout.rectToCell(context.getResources(), requiredWidth, requiredHeight, null); 1070 } 1071 1072 static int[] getSpanForWidget(Context context, AppWidgetProviderInfo info) { 1073 return getSpanForWidget(context, info.provider, info.minWidth, info.minHeight); 1074 } 1075 1076 static int[] getMinSpanForWidget(Context context, AppWidgetProviderInfo info) { 1077 return getSpanForWidget(context, info.provider, info.minResizeWidth, info.minResizeHeight); 1078 } 1079 1080 static int[] getSpanForWidget(Context context, PendingAddWidgetInfo info) { 1081 return getSpanForWidget(context, info.componentName, info.minWidth, info.minHeight); 1082 } 1083 1084 static int[] getMinSpanForWidget(Context context, PendingAddWidgetInfo info) { 1085 return getSpanForWidget(context, info.componentName, info.minResizeWidth, 1086 info.minResizeHeight); 1087 } 1088 1089 /** 1090 * Add a widget to the workspace. 1091 * 1092 * @param appWidgetId The app widget id 1093 * @param cellInfo The position on screen where to create the widget. 1094 */ 1095 private void completeAddAppWidget(final int appWidgetId, long container, int screen, 1096 AppWidgetHostView hostView, AppWidgetProviderInfo appWidgetInfo) { 1097 if (appWidgetInfo == null) { 1098 appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1099 } 1100 1101 // Calculate the grid spans needed to fit this widget 1102 CellLayout layout = getCellLayout(container, screen); 1103 1104 int[] minSpanXY = getMinSpanForWidget(this, appWidgetInfo); 1105 int[] spanXY = getSpanForWidget(this, appWidgetInfo); 1106 1107 // Try finding open space on Launcher screen 1108 // We have saved the position to which the widget was dragged-- this really only matters 1109 // if we are placing widgets on a "spring-loaded" screen 1110 int[] cellXY = mTmpAddItemCellCoordinates; 1111 int[] touchXY = mPendingAddInfo.dropPos; 1112 int[] finalSpan = new int[2]; 1113 boolean foundCellSpan = false; 1114 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 1115 cellXY[0] = mPendingAddInfo.cellX; 1116 cellXY[1] = mPendingAddInfo.cellY; 1117 spanXY[0] = mPendingAddInfo.spanX; 1118 spanXY[1] = mPendingAddInfo.spanY; 1119 foundCellSpan = true; 1120 } else if (touchXY != null) { 1121 // when dragging and dropping, just find the closest free spot 1122 int[] result = layout.findNearestVacantArea( 1123 touchXY[0], touchXY[1], minSpanXY[0], minSpanXY[1], spanXY[0], 1124 spanXY[1], cellXY, finalSpan); 1125 spanXY[0] = finalSpan[0]; 1126 spanXY[1] = finalSpan[1]; 1127 foundCellSpan = (result != null); 1128 } else { 1129 foundCellSpan = layout.findCellForSpan(cellXY, minSpanXY[0], minSpanXY[1]); 1130 } 1131 1132 if (!foundCellSpan) { 1133 if (appWidgetId != -1) { 1134 // Deleting an app widget ID is a void call but writes to disk before returning 1135 // to the caller... 1136 new Thread("deleteAppWidgetId") { 1137 public void run() { 1138 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1139 } 1140 }.start(); 1141 } 1142 showOutOfSpaceMessage(isHotseatLayout(layout)); 1143 return; 1144 } 1145 1146 // Build Launcher-specific widget info and save to database 1147 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId, 1148 appWidgetInfo.provider); 1149 launcherInfo.spanX = spanXY[0]; 1150 launcherInfo.spanY = spanXY[1]; 1151 launcherInfo.minSpanX = mPendingAddInfo.minSpanX; 1152 launcherInfo.minSpanY = mPendingAddInfo.minSpanY; 1153 1154 LauncherModel.addItemToDatabase(this, launcherInfo, 1155 container, screen, cellXY[0], cellXY[1], false); 1156 1157 if (!mRestoring) { 1158 if (hostView == null) { 1159 // Perform actual inflation because we're live 1160 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1161 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1162 } else { 1163 // The AppWidgetHostView has already been inflated and instantiated 1164 launcherInfo.hostView = hostView; 1165 } 1166 1167 launcherInfo.hostView.setTag(launcherInfo); 1168 launcherInfo.hostView.setVisibility(View.VISIBLE); 1169 launcherInfo.notifyWidgetSizeChanged(this); 1170 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 1171 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1172 1173 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1174 } 1175 resetAddInfo(); 1176 } 1177 1178 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1179 @Override 1180 public void onReceive(Context context, Intent intent) { 1181 final String action = intent.getAction(); 1182 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1183 mUserPresent = false; 1184 mDragLayer.clearAllResizeFrames(); 1185 updateRunning(); 1186 1187 // Reset AllApps to its initial state only if we are not in the middle of 1188 // processing a multi-step drop 1189 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1190 mAppsCustomizeTabHost.reset(); 1191 showWorkspace(false); 1192 } 1193 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1194 mUserPresent = true; 1195 updateRunning(); 1196 } 1197 } 1198 }; 1199 1200 @Override 1201 public void onAttachedToWindow() { 1202 super.onAttachedToWindow(); 1203 1204 // Listen for broadcasts related to user-presence 1205 final IntentFilter filter = new IntentFilter(); 1206 filter.addAction(Intent.ACTION_SCREEN_OFF); 1207 filter.addAction(Intent.ACTION_USER_PRESENT); 1208 registerReceiver(mReceiver, filter); 1209 1210 mAttached = true; 1211 mVisible = true; 1212 } 1213 1214 @Override 1215 public void onDetachedFromWindow() { 1216 super.onDetachedFromWindow(); 1217 mVisible = false; 1218 1219 if (mAttached) { 1220 unregisterReceiver(mReceiver); 1221 mAttached = false; 1222 } 1223 updateRunning(); 1224 } 1225 1226 public void onWindowVisibilityChanged(int visibility) { 1227 mVisible = visibility == View.VISIBLE; 1228 updateRunning(); 1229 // The following code used to be in onResume, but it turns out onResume is called when 1230 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1231 // is a more appropriate event to handle 1232 if (mVisible) { 1233 mAppsCustomizeTabHost.onWindowVisible(); 1234 if (!mWorkspaceLoading) { 1235 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1236 // We want to let Launcher draw itself at least once before we force it to build 1237 // layers on all the workspace pages, so that transitioning to Launcher from other 1238 // apps is nice and speedy. Usually the first call to preDraw doesn't correspond to 1239 // a true draw so we wait until the second preDraw call to be safe 1240 observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { 1241 public boolean onPreDraw() { 1242 // We delay the layer building a bit in order to give 1243 // other message processing a time to run. In particular 1244 // this avoids a delay in hiding the IME if it was 1245 // currently shown, because doing that may involve 1246 // some communication back with the app. 1247 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 1248 1249 observer.removeOnPreDrawListener(this); 1250 return true; 1251 } 1252 }); 1253 } 1254 // When Launcher comes back to foreground, a different Activity might be responsible for 1255 // the app market intent, so refresh the icon 1256 updateAppMarketIcon(); 1257 clearTypedText(); 1258 } 1259 } 1260 1261 private void sendAdvanceMessage(long delay) { 1262 mHandler.removeMessages(ADVANCE_MSG); 1263 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1264 mHandler.sendMessageDelayed(msg, delay); 1265 mAutoAdvanceSentTime = System.currentTimeMillis(); 1266 } 1267 1268 private void updateRunning() { 1269 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1270 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1271 mAutoAdvanceRunning = autoAdvanceRunning; 1272 if (autoAdvanceRunning) { 1273 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1274 sendAdvanceMessage(delay); 1275 } else { 1276 if (!mWidgetsToAdvance.isEmpty()) { 1277 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1278 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1279 } 1280 mHandler.removeMessages(ADVANCE_MSG); 1281 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1282 } 1283 } 1284 } 1285 1286 private final Handler mHandler = new Handler() { 1287 @Override 1288 public void handleMessage(Message msg) { 1289 if (msg.what == ADVANCE_MSG) { 1290 int i = 0; 1291 for (View key: mWidgetsToAdvance.keySet()) { 1292 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1293 final int delay = mAdvanceStagger * i; 1294 if (v instanceof Advanceable) { 1295 postDelayed(new Runnable() { 1296 public void run() { 1297 ((Advanceable) v).advance(); 1298 } 1299 }, delay); 1300 } 1301 i++; 1302 } 1303 sendAdvanceMessage(mAdvanceInterval); 1304 } 1305 } 1306 }; 1307 1308 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1309 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1310 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1311 if (v instanceof Advanceable) { 1312 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1313 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1314 updateRunning(); 1315 } 1316 } 1317 1318 void removeWidgetToAutoAdvance(View hostView) { 1319 if (mWidgetsToAdvance.containsKey(hostView)) { 1320 mWidgetsToAdvance.remove(hostView); 1321 updateRunning(); 1322 } 1323 } 1324 1325 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1326 removeWidgetToAutoAdvance(launcherInfo.hostView); 1327 launcherInfo.hostView = null; 1328 } 1329 1330 void showOutOfSpaceMessage(boolean isHotseatLayout) { 1331 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); 1332 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); 1333 } 1334 1335 public LauncherAppWidgetHost getAppWidgetHost() { 1336 return mAppWidgetHost; 1337 } 1338 1339 public LauncherModel getModel() { 1340 return mModel; 1341 } 1342 1343 void closeSystemDialogs() { 1344 getWindow().closeAllPanels(); 1345 1346 // Whatever we were doing is hereby canceled. 1347 mWaitingForResult = false; 1348 } 1349 1350 @Override 1351 protected void onNewIntent(Intent intent) { 1352 super.onNewIntent(intent); 1353 1354 // Close the menu 1355 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1356 // also will cancel mWaitingForResult. 1357 closeSystemDialogs(); 1358 1359 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1360 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1361 1362 Folder openFolder = mWorkspace.getOpenFolder(); 1363 // In all these cases, only animate if we're already on home 1364 mWorkspace.exitWidgetResizeMode(); 1365 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1366 openFolder == null) { 1367 mWorkspace.moveToDefaultScreen(true); 1368 } 1369 1370 closeFolder(); 1371 exitSpringLoadedDragMode(); 1372 showWorkspace(alreadyOnHome); 1373 1374 final View v = getWindow().peekDecorView(); 1375 if (v != null && v.getWindowToken() != null) { 1376 InputMethodManager imm = (InputMethodManager)getSystemService( 1377 INPUT_METHOD_SERVICE); 1378 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1379 } 1380 1381 // Reset AllApps to its initial state 1382 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1383 mAppsCustomizeTabHost.reset(); 1384 } 1385 } 1386 } 1387 1388 @Override 1389 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1390 // Do not call super here 1391 mSavedInstanceState = savedInstanceState; 1392 } 1393 1394 @Override 1395 protected void onSaveInstanceState(Bundle outState) { 1396 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1397 super.onSaveInstanceState(outState); 1398 1399 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1400 // We close any open folder since it will not be re-opened, and we need to make sure 1401 // this state is reflected. 1402 closeFolder(); 1403 1404 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1405 mWaitingForResult) { 1406 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1407 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1408 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1409 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1410 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_X, mPendingAddInfo.spanX); 1411 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y, mPendingAddInfo.spanY); 1412 outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo); 1413 } 1414 1415 if (mFolderInfo != null && mWaitingForResult) { 1416 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1417 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1418 } 1419 1420 // Save the current AppsCustomize tab 1421 if (mAppsCustomizeTabHost != null) { 1422 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1423 if (currentTabTag != null) { 1424 outState.putString("apps_customize_currentTab", currentTabTag); 1425 } 1426 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1427 outState.putInt("apps_customize_currentIndex", currentIndex); 1428 } 1429 } 1430 1431 @Override 1432 public void onDestroy() { 1433 super.onDestroy(); 1434 1435 // Remove all pending runnables 1436 mHandler.removeMessages(ADVANCE_MSG); 1437 mHandler.removeMessages(0); 1438 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1439 1440 // Stop callbacks from LauncherModel 1441 LauncherApplication app = ((LauncherApplication) getApplication()); 1442 mModel.stopLoader(); 1443 app.setLauncher(null); 1444 1445 try { 1446 mAppWidgetHost.stopListening(); 1447 } catch (NullPointerException ex) { 1448 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1449 } 1450 mAppWidgetHost = null; 1451 1452 mWidgetsToAdvance.clear(); 1453 1454 TextKeyListener.getInstance().release(); 1455 1456 1457 unbindWorkspaceAndHotseatItems(); 1458 1459 getContentResolver().unregisterContentObserver(mWidgetObserver); 1460 unregisterReceiver(mCloseSystemDialogsReceiver); 1461 1462 mDragLayer.clearAllResizeFrames(); 1463 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1464 mWorkspace.removeAllViews(); 1465 mWorkspace = null; 1466 mDragController = null; 1467 1468 ValueAnimator.clearAllAnimations(); 1469 } 1470 1471 public DragController getDragController() { 1472 return mDragController; 1473 } 1474 1475 @Override 1476 public void startActivityForResult(Intent intent, int requestCode) { 1477 if (requestCode >= 0) mWaitingForResult = true; 1478 super.startActivityForResult(intent, requestCode); 1479 } 1480 1481 /** 1482 * Indicates that we want global search for this activity by setting the globalSearch 1483 * argument for {@link #startSearch} to true. 1484 */ 1485 @Override 1486 public void startSearch(String initialQuery, boolean selectInitialQuery, 1487 Bundle appSearchData, boolean globalSearch) { 1488 1489 showWorkspace(true); 1490 1491 if (initialQuery == null) { 1492 // Use any text typed in the launcher as the initial query 1493 initialQuery = getTypedText(); 1494 } 1495 if (appSearchData == null) { 1496 appSearchData = new Bundle(); 1497 appSearchData.putString(Search.SOURCE, "launcher-search"); 1498 } 1499 Rect sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1500 1501 final SearchManager searchManager = 1502 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1503 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1504 appSearchData, globalSearch, sourceBounds); 1505 } 1506 1507 @Override 1508 public boolean onCreateOptionsMenu(Menu menu) { 1509 if (isWorkspaceLocked()) { 1510 return false; 1511 } 1512 1513 super.onCreateOptionsMenu(menu); 1514 1515 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1516 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1517 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1518 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1519 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1520 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1521 String helpUrl = getString(R.string.help_url); 1522 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1523 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1524 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1525 1526 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1527 .setIcon(android.R.drawable.ic_menu_gallery) 1528 .setAlphabeticShortcut('W'); 1529 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1530 .setIcon(android.R.drawable.ic_menu_manage) 1531 .setIntent(manageApps) 1532 .setAlphabeticShortcut('M'); 1533 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1534 .setIcon(android.R.drawable.ic_menu_preferences) 1535 .setIntent(settings) 1536 .setAlphabeticShortcut('P'); 1537 if (!helpUrl.isEmpty()) { 1538 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1539 .setIcon(android.R.drawable.ic_menu_help) 1540 .setIntent(help) 1541 .setAlphabeticShortcut('H'); 1542 } 1543 return true; 1544 } 1545 1546 @Override 1547 public boolean onPrepareOptionsMenu(Menu menu) { 1548 super.onPrepareOptionsMenu(menu); 1549 1550 if (mAppsCustomizeTabHost.isTransitioning()) { 1551 return false; 1552 } 1553 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1554 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1555 1556 return true; 1557 } 1558 1559 @Override 1560 public boolean onOptionsItemSelected(MenuItem item) { 1561 switch (item.getItemId()) { 1562 case MENU_WALLPAPER_SETTINGS: 1563 startWallpaper(); 1564 return true; 1565 } 1566 1567 return super.onOptionsItemSelected(item); 1568 } 1569 1570 @Override 1571 public boolean onSearchRequested() { 1572 startSearch(null, false, null, true); 1573 // Use a custom animation for launching search 1574 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1575 return true; 1576 } 1577 1578 public boolean isWorkspaceLocked() { 1579 return mWorkspaceLoading || mWaitingForResult; 1580 } 1581 1582 private void resetAddInfo() { 1583 mPendingAddInfo.container = ItemInfo.NO_ID; 1584 mPendingAddInfo.screen = -1; 1585 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1586 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1587 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; 1588 mPendingAddInfo.dropPos = null; 1589 } 1590 1591 void addAppWidgetImpl(final int appWidgetId, ItemInfo info, AppWidgetHostView boundWidget, 1592 AppWidgetProviderInfo appWidgetInfo) { 1593 if (appWidgetInfo.configure != null) { 1594 mPendingAddWidgetInfo = appWidgetInfo; 1595 1596 // Launch over to configure widget, if needed 1597 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1598 intent.setComponent(appWidgetInfo.configure); 1599 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1600 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1601 } else { 1602 // Otherwise just add it 1603 completeAddAppWidget(appWidgetId, info.container, info.screen, boundWidget, 1604 appWidgetInfo); 1605 // Exit spring loaded mode if necessary after adding the widget 1606 exitSpringLoadedDragModeDelayed(true, false, null); 1607 } 1608 } 1609 1610 /** 1611 * Process a shortcut drop. 1612 * 1613 * @param componentName The name of the component 1614 * @param screen The screen where it should be added 1615 * @param cell The cell it should be added to, optional 1616 * @param position The location on the screen where it was dropped, optional 1617 */ 1618 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1619 int[] cell, int[] loc) { 1620 resetAddInfo(); 1621 mPendingAddInfo.container = container; 1622 mPendingAddInfo.screen = screen; 1623 mPendingAddInfo.dropPos = loc; 1624 1625 if (cell != null) { 1626 mPendingAddInfo.cellX = cell[0]; 1627 mPendingAddInfo.cellY = cell[1]; 1628 } 1629 1630 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1631 createShortcutIntent.setComponent(componentName); 1632 processShortcut(createShortcutIntent); 1633 } 1634 1635 /** 1636 * Process a widget drop. 1637 * 1638 * @param info The PendingAppWidgetInfo of the widget being added. 1639 * @param screen The screen where it should be added 1640 * @param cell The cell it should be added to, optional 1641 * @param position The location on the screen where it was dropped, optional 1642 */ 1643 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1644 int[] cell, int[] span, int[] loc) { 1645 resetAddInfo(); 1646 mPendingAddInfo.container = info.container = container; 1647 mPendingAddInfo.screen = info.screen = screen; 1648 mPendingAddInfo.dropPos = loc; 1649 mPendingAddInfo.minSpanX = info.minSpanX; 1650 mPendingAddInfo.minSpanY = info.minSpanY; 1651 1652 if (cell != null) { 1653 mPendingAddInfo.cellX = cell[0]; 1654 mPendingAddInfo.cellY = cell[1]; 1655 } 1656 if (span != null) { 1657 mPendingAddInfo.spanX = span[0]; 1658 mPendingAddInfo.spanY = span[1]; 1659 } 1660 1661 AppWidgetHostView hostView = info.boundWidget; 1662 int appWidgetId; 1663 if (hostView != null) { 1664 appWidgetId = hostView.getAppWidgetId(); 1665 addAppWidgetImpl(appWidgetId, info, hostView, info.info); 1666 } else { 1667 // In this case, we either need to start an activity to get permission to bind 1668 // the widget, or we need to start an activity to configure the widget, or both. 1669 appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1670 if (mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, info.componentName)) { 1671 addAppWidgetImpl(appWidgetId, info, null, info.info); 1672 } else { 1673 mPendingAddWidgetInfo = info.info; 1674 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND); 1675 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1676 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName); 1677 startActivityForResult(intent, REQUEST_BIND_APPWIDGET); 1678 } 1679 } 1680 } 1681 1682 void processShortcut(Intent intent) { 1683 // Handle case where user selected "Applications" 1684 String applicationName = getResources().getString(R.string.group_applications); 1685 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1686 1687 if (applicationName != null && applicationName.equals(shortcutName)) { 1688 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1689 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1690 1691 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1692 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1693 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1694 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1695 } else { 1696 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1697 } 1698 } 1699 1700 void processWallpaper(Intent intent) { 1701 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1702 } 1703 1704 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1705 int cellY) { 1706 final FolderInfo folderInfo = new FolderInfo(); 1707 folderInfo.title = getText(R.string.folder_name); 1708 1709 // Update the model 1710 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1711 false); 1712 sFolders.put(folderInfo.id, folderInfo); 1713 1714 // Create the view 1715 FolderIcon newFolder = 1716 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1717 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1718 isWorkspaceLocked()); 1719 return newFolder; 1720 } 1721 1722 void removeFolder(FolderInfo folder) { 1723 sFolders.remove(folder.id); 1724 } 1725 1726 private void startWallpaper() { 1727 showWorkspace(true); 1728 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1729 Intent chooser = Intent.createChooser(pickWallpaper, 1730 getText(R.string.chooser_wallpaper)); 1731 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1732 // Removed in Eclair MR1 1733// WallpaperManager wm = (WallpaperManager) 1734// getSystemService(Context.WALLPAPER_SERVICE); 1735// WallpaperInfo wi = wm.getWallpaperInfo(); 1736// if (wi != null && wi.getSettingsActivity() != null) { 1737// LabeledIntent li = new LabeledIntent(getPackageName(), 1738// R.string.configure_wallpaper, 0); 1739// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1740// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1741// } 1742 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1743 } 1744 1745 /** 1746 * Registers various content observers. The current implementation registers 1747 * only a favorites observer to keep track of the favorites applications. 1748 */ 1749 private void registerContentObservers() { 1750 ContentResolver resolver = getContentResolver(); 1751 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1752 true, mWidgetObserver); 1753 } 1754 1755 @Override 1756 public boolean dispatchKeyEvent(KeyEvent event) { 1757 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1758 switch (event.getKeyCode()) { 1759 case KeyEvent.KEYCODE_HOME: 1760 return true; 1761 case KeyEvent.KEYCODE_VOLUME_DOWN: 1762 if (doesFileExist(DUMP_STATE_PROPERTY)) { 1763 dumpState(); 1764 return true; 1765 } 1766 break; 1767 } 1768 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1769 switch (event.getKeyCode()) { 1770 case KeyEvent.KEYCODE_HOME: 1771 return true; 1772 } 1773 } 1774 1775 return super.dispatchKeyEvent(event); 1776 } 1777 1778 @Override 1779 public void onBackPressed() { 1780 if (mState == State.APPS_CUSTOMIZE) { 1781 showWorkspace(true); 1782 } else if (mWorkspace.getOpenFolder() != null) { 1783 Folder openFolder = mWorkspace.getOpenFolder(); 1784 if (openFolder.isEditingName()) { 1785 openFolder.dismissEditingName(); 1786 } else { 1787 closeFolder(); 1788 } 1789 } else { 1790 mWorkspace.exitWidgetResizeMode(); 1791 1792 // Back button is a no-op here, but give at least some feedback for the button press 1793 mWorkspace.showOutlinesTemporarily(); 1794 } 1795 } 1796 1797 /** 1798 * Re-listen when widgets are reset. 1799 */ 1800 private void onAppWidgetReset() { 1801 if (mAppWidgetHost != null) { 1802 mAppWidgetHost.startListening(); 1803 } 1804 } 1805 1806 /** 1807 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1808 * leak the previous Home screen on orientation change. 1809 */ 1810 private void unbindWorkspaceAndHotseatItems() { 1811 if (mModel != null) { 1812 mModel.unbindWorkspaceItems(); 1813 } 1814 } 1815 1816 /** 1817 * Launches the intent referred by the clicked shortcut. 1818 * 1819 * @param v The view representing the clicked shortcut. 1820 */ 1821 public void onClick(View v) { 1822 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1823 // view has detached (it's possible for this to happen if the view is removed mid touch). 1824 if (v.getWindowToken() == null) { 1825 return; 1826 } 1827 1828 if (!mWorkspace.isFinishedSwitchingState()) { 1829 return; 1830 } 1831 1832 Object tag = v.getTag(); 1833 if (tag instanceof ShortcutInfo) { 1834 // Open shortcut 1835 final Intent intent = ((ShortcutInfo) tag).intent; 1836 int[] pos = new int[2]; 1837 v.getLocationOnScreen(pos); 1838 intent.setSourceBounds(new Rect(pos[0], pos[1], 1839 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1840 1841 boolean success = startActivitySafely(v, intent, tag); 1842 1843 if (success && v instanceof BubbleTextView) { 1844 mWaitingForResume = (BubbleTextView) v; 1845 mWaitingForResume.setStayPressed(true); 1846 } 1847 } else if (tag instanceof FolderInfo) { 1848 if (v instanceof FolderIcon) { 1849 FolderIcon fi = (FolderIcon) v; 1850 handleFolderClick(fi); 1851 } 1852 } else if (v == mAllAppsButton) { 1853 if (mState == State.APPS_CUSTOMIZE) { 1854 showWorkspace(true); 1855 } else { 1856 onClickAllAppsButton(v); 1857 } 1858 } 1859 } 1860 1861 public boolean onTouch(View v, MotionEvent event) { 1862 // this is an intercepted event being forwarded from mWorkspace; 1863 // clicking anywhere on the workspace causes the customization drawer to slide down 1864 showWorkspace(true); 1865 return false; 1866 } 1867 1868 /** 1869 * Event handler for the search button 1870 * 1871 * @param v The view that was clicked. 1872 */ 1873 public void onClickSearchButton(View v) { 1874 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1875 1876 onSearchRequested(); 1877 } 1878 1879 /** 1880 * Event handler for the voice button 1881 * 1882 * @param v The view that was clicked. 1883 */ 1884 public void onClickVoiceButton(View v) { 1885 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1886 1887 try { 1888 final SearchManager searchManager = 1889 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1890 ComponentName activityName = searchManager.getGlobalSearchActivity(); 1891 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1892 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1893 if (activityName != null) { 1894 intent.setPackage(activityName.getPackageName()); 1895 } 1896 startActivity(null, intent, "onClickVoiceButton"); 1897 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1898 } catch (ActivityNotFoundException e) { 1899 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1900 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1901 startActivitySafely(null, intent, "onClickVoiceButton"); 1902 } 1903 } 1904 1905 /** 1906 * Event handler for the "grid" button that appears on the home screen, which 1907 * enters all apps mode. 1908 * 1909 * @param v The view that was clicked. 1910 */ 1911 public void onClickAllAppsButton(View v) { 1912 showAllApps(true); 1913 } 1914 1915 public void onTouchDownAllAppsButton(View v) { 1916 // Provide the same haptic feedback that the system offers for virtual keys. 1917 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1918 } 1919 1920 public void onClickAppMarketButton(View v) { 1921 if (mAppMarketIntent != null) { 1922 startActivitySafely(v, mAppMarketIntent, "app market"); 1923 } else { 1924 Log.e(TAG, "Invalid app market intent."); 1925 } 1926 } 1927 1928 void startApplicationDetailsActivity(ComponentName componentName) { 1929 String packageName = componentName.getPackageName(); 1930 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1931 Uri.fromParts("package", packageName, null)); 1932 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1933 startActivitySafely(null, intent, "startApplicationDetailsActivity"); 1934 } 1935 1936 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1937 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1938 // System applications cannot be installed. For now, show a toast explaining that. 1939 // We may give them the option of disabling apps this way. 1940 int messageId = R.string.uninstall_system_app_text; 1941 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1942 } else { 1943 String packageName = appInfo.componentName.getPackageName(); 1944 String className = appInfo.componentName.getClassName(); 1945 Intent intent = new Intent( 1946 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1947 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1948 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1949 startActivity(intent); 1950 } 1951 } 1952 1953 boolean startActivity(View v, Intent intent, Object tag) { 1954 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1955 1956 try { 1957 // Only launch using the new animation if the shortcut has not opted out (this is a 1958 // private contract between launcher and may be ignored in the future). 1959 boolean useLaunchAnimation = (v != null) && 1960 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION); 1961 if (useLaunchAnimation) { 1962 ActivityOptions opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, 1963 v.getMeasuredWidth(), v.getMeasuredHeight()); 1964 1965 startActivity(intent, opts.toBundle()); 1966 } else { 1967 startActivity(intent); 1968 } 1969 return true; 1970 } catch (SecurityException e) { 1971 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1972 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1973 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1974 "or use the exported attribute for this activity. " 1975 + "tag="+ tag + " intent=" + intent, e); 1976 } 1977 return false; 1978 } 1979 1980 boolean startActivitySafely(View v, Intent intent, Object tag) { 1981 boolean success = false; 1982 try { 1983 success = startActivity(v, intent, tag); 1984 } catch (ActivityNotFoundException e) { 1985 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1986 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1987 } 1988 return success; 1989 } 1990 1991 void startActivityForResultSafely(Intent intent, int requestCode) { 1992 try { 1993 startActivityForResult(intent, requestCode); 1994 } catch (ActivityNotFoundException e) { 1995 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1996 } catch (SecurityException e) { 1997 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1998 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1999 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2000 "or use the exported attribute for this activity.", e); 2001 } 2002 } 2003 2004 private void handleFolderClick(FolderIcon folderIcon) { 2005 final FolderInfo info = folderIcon.getFolderInfo(); 2006 Folder openFolder = mWorkspace.getFolderForTag(info); 2007 2008 // If the folder info reports that the associated folder is open, then verify that 2009 // it is actually opened. There have been a few instances where this gets out of sync. 2010 if (info.opened && openFolder == null) { 2011 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 2012 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 2013 info.opened = false; 2014 } 2015 2016 if (!info.opened && !folderIcon.getFolder().isDestroyed()) { 2017 // Close any open folder 2018 closeFolder(); 2019 // Open the requested folder 2020 openFolder(folderIcon); 2021 } else { 2022 // Find the open folder... 2023 int folderScreen; 2024 if (openFolder != null) { 2025 folderScreen = mWorkspace.getPageForView(openFolder); 2026 // .. and close it 2027 closeFolder(openFolder); 2028 if (folderScreen != mWorkspace.getCurrentPage()) { 2029 // Close any folder open on the current screen 2030 closeFolder(); 2031 // Pull the folder onto this screen 2032 openFolder(folderIcon); 2033 } 2034 } 2035 } 2036 } 2037 2038 /** 2039 * This method draws the FolderIcon to an ImageView and then adds and positions that ImageView 2040 * in the DragLayer in the exact absolute location of the original FolderIcon. 2041 */ 2042 private void copyFolderIconToImage(FolderIcon fi) { 2043 final int width = fi.getMeasuredWidth(); 2044 final int height = fi.getMeasuredHeight(); 2045 2046 // Lazy load ImageView, Bitmap and Canvas 2047 if (mFolderIconImageView == null) { 2048 mFolderIconImageView = new ImageView(this); 2049 } 2050 if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width || 2051 mFolderIconBitmap.getHeight() != height) { 2052 mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); 2053 mFolderIconCanvas = new Canvas(mFolderIconBitmap); 2054 } 2055 2056 DragLayer.LayoutParams lp; 2057 if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) { 2058 lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams(); 2059 } else { 2060 lp = new DragLayer.LayoutParams(width, height); 2061 } 2062 2063 mDragLayer.getViewRectRelativeToSelf(fi, mRectForFolderAnimation); 2064 lp.customPosition = true; 2065 lp.x = mRectForFolderAnimation.left; 2066 lp.y = mRectForFolderAnimation.top; 2067 lp.width = width; 2068 lp.height = height; 2069 2070 mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR); 2071 fi.draw(mFolderIconCanvas); 2072 mFolderIconImageView.setImageBitmap(mFolderIconBitmap); 2073 if (fi.getFolder() != null) { 2074 mFolderIconImageView.setPivotX(fi.getFolder().getPivotXForIconAnimation()); 2075 mFolderIconImageView.setPivotY(fi.getFolder().getPivotYForIconAnimation()); 2076 } 2077 // Just in case this image view is still in the drag layer from a previous animation, 2078 // we remove it and re-add it. 2079 if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) { 2080 mDragLayer.removeView(mFolderIconImageView); 2081 } 2082 mDragLayer.addView(mFolderIconImageView, lp); 2083 if (fi.getFolder() != null) { 2084 fi.getFolder().bringToFront(); 2085 } 2086 } 2087 2088 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2089 if (fi == null) return; 2090 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2091 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2092 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2093 2094 FolderInfo info = (FolderInfo) fi.getTag(); 2095 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2096 CellLayout cl = (CellLayout) fi.getParent().getParent(); 2097 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 2098 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 2099 } 2100 2101 // Push an ImageView copy of the FolderIcon into the DragLayer and hide the original 2102 copyFolderIconToImage(fi); 2103 fi.setVisibility(View.INVISIBLE); 2104 2105 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2106 scaleX, scaleY); 2107 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2108 oa.start(); 2109 } 2110 2111 private void shrinkAndFadeInFolderIcon(final FolderIcon fi) { 2112 if (fi == null) return; 2113 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2114 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2115 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2116 2117 final CellLayout cl = (CellLayout) fi.getParent().getParent(); 2118 2119 // We remove and re-draw the FolderIcon in-case it has changed 2120 mDragLayer.removeView(mFolderIconImageView); 2121 copyFolderIconToImage(fi); 2122 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2123 scaleX, scaleY); 2124 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2125 oa.addListener(new AnimatorListenerAdapter() { 2126 @Override 2127 public void onAnimationEnd(Animator animation) { 2128 if (cl != null) { 2129 cl.clearFolderLeaveBehind(); 2130 // Remove the ImageView copy of the FolderIcon and make the original visible. 2131 mDragLayer.removeView(mFolderIconImageView); 2132 fi.setVisibility(View.VISIBLE); 2133 } 2134 } 2135 }); 2136 oa.start(); 2137 } 2138 2139 /** 2140 * Opens the user folder described by the specified tag. The opening of the folder 2141 * is animated relative to the specified View. If the View is null, no animation 2142 * is played. 2143 * 2144 * @param folderInfo The FolderInfo describing the folder to open. 2145 */ 2146 public void openFolder(FolderIcon folderIcon) { 2147 Folder folder = folderIcon.getFolder(); 2148 FolderInfo info = folder.mInfo; 2149 2150 info.opened = true; 2151 2152 // Just verify that the folder hasn't already been added to the DragLayer. 2153 // There was a one-off crash where the folder had a parent already. 2154 if (folder.getParent() == null) { 2155 mDragLayer.addView(folder); 2156 mDragController.addDropTarget((DropTarget) folder); 2157 } else { 2158 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2159 folder.getParent() + ")."); 2160 } 2161 folder.animateOpen(); 2162 growAndFadeOutFolderIcon(folderIcon); 2163 } 2164 2165 public void closeFolder() { 2166 Folder folder = mWorkspace.getOpenFolder(); 2167 if (folder != null) { 2168 if (folder.isEditingName()) { 2169 folder.dismissEditingName(); 2170 } 2171 closeFolder(folder); 2172 2173 // Dismiss the folder cling 2174 dismissFolderCling(null); 2175 } 2176 } 2177 2178 void closeFolder(Folder folder) { 2179 folder.getInfo().opened = false; 2180 2181 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2182 if (parent != null) { 2183 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2184 shrinkAndFadeInFolderIcon(fi); 2185 } 2186 folder.animateClosed(); 2187 } 2188 2189 public boolean onLongClick(View v) { 2190 if (!isDraggingEnabled()) return false; 2191 if (isWorkspaceLocked()) return false; 2192 if (mState != State.WORKSPACE) return false; 2193 2194 if (!(v instanceof CellLayout)) { 2195 v = (View) v.getParent().getParent(); 2196 } 2197 2198 resetAddInfo(); 2199 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2200 // This happens when long clicking an item with the dpad/trackball 2201 if (longClickCellInfo == null) { 2202 return true; 2203 } 2204 2205 // The hotseat touch handling does not go through Workspace, and we always allow long press 2206 // on hotseat items. 2207 final View itemUnderLongClick = longClickCellInfo.cell; 2208 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2209 if (allowLongPress && !mDragController.isDragging()) { 2210 if (itemUnderLongClick == null) { 2211 // User long pressed on empty space 2212 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2213 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2214 startWallpaper(); 2215 } else { 2216 if (!(itemUnderLongClick instanceof Folder)) { 2217 // User long pressed on an item 2218 mWorkspace.startDrag(longClickCellInfo); 2219 } 2220 } 2221 } 2222 return true; 2223 } 2224 2225 boolean isHotseatLayout(View layout) { 2226 return mHotseat != null && layout != null && 2227 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2228 } 2229 Hotseat getHotseat() { 2230 return mHotseat; 2231 } 2232 SearchDropTargetBar getSearchBar() { 2233 return mSearchDropTargetBar; 2234 } 2235 2236 /** 2237 * Returns the CellLayout of the specified container at the specified screen. 2238 */ 2239 CellLayout getCellLayout(long container, int screen) { 2240 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2241 if (mHotseat != null) { 2242 return mHotseat.getLayout(); 2243 } else { 2244 return null; 2245 } 2246 } else { 2247 return (CellLayout) mWorkspace.getChildAt(screen); 2248 } 2249 } 2250 2251 Workspace getWorkspace() { 2252 return mWorkspace; 2253 } 2254 2255 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2256 public boolean isAllAppsVisible() { 2257 return (mState == State.APPS_CUSTOMIZE); 2258 } 2259 2260 public boolean isAllAppsButtonRank(int rank) { 2261 return mHotseat.isAllAppsButtonRank(rank); 2262 } 2263 2264 // AllAppsView.Watcher 2265 public void zoomed(float zoom) { 2266 if (zoom == 1.0f) { 2267 mWorkspace.setVisibility(View.GONE); 2268 } 2269 } 2270 2271 /** 2272 * Helper method for the cameraZoomIn/cameraZoomOut animations 2273 * @param view The view being animated 2274 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2275 * @param scaleFactor The scale factor used for the zoom 2276 */ 2277 private void setPivotsForZoom(View view, float scaleFactor) { 2278 view.setPivotX(view.getWidth() / 2.0f); 2279 view.setPivotY(view.getHeight() / 2.0f); 2280 } 2281 2282 void disableWallpaperIfInAllApps() { 2283 // Only disable it if we are in all apps 2284 if (mState == State.APPS_CUSTOMIZE) { 2285 if (mAppsCustomizeTabHost != null && 2286 !mAppsCustomizeTabHost.isTransitioning()) { 2287 updateWallpaperVisibility(false); 2288 } 2289 } 2290 } 2291 2292 void updateWallpaperVisibility(boolean visible) { 2293 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2294 int curflags = getWindow().getAttributes().flags 2295 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2296 if (wpflags != curflags) { 2297 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2298 } 2299 } 2300 2301 private void dispatchOnLauncherTransitionPrepare(View v, boolean animated, boolean toWorkspace) { 2302 if (v instanceof LauncherTransitionable) { 2303 ((LauncherTransitionable) v).onLauncherTransitionPrepare(this, animated, toWorkspace); 2304 } 2305 } 2306 2307 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2308 if (v instanceof LauncherTransitionable) { 2309 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2310 } 2311 2312 // Update the workspace transition step as well 2313 dispatchOnLauncherTransitionStep(v, 0f); 2314 } 2315 2316 private void dispatchOnLauncherTransitionStep(View v, float t) { 2317 if (v instanceof LauncherTransitionable) { 2318 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2319 } 2320 } 2321 2322 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2323 if (v instanceof LauncherTransitionable) { 2324 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2325 } 2326 2327 // Update the workspace transition step as well 2328 dispatchOnLauncherTransitionStep(v, 1f); 2329 } 2330 2331 /** 2332 * Things to test when changing the following seven functions. 2333 * - Home from workspace 2334 * - from center screen 2335 * - from other screens 2336 * - Home from all apps 2337 * - from center screen 2338 * - from other screens 2339 * - Back from all apps 2340 * - from center screen 2341 * - from other screens 2342 * - Launch app from workspace and quit 2343 * - with back 2344 * - with home 2345 * - Launch app from all apps and quit 2346 * - with back 2347 * - with home 2348 * - Go to a screen that's not the default, then all 2349 * apps, and launch and app, and go back 2350 * - with back 2351 * -with home 2352 * - On workspace, long press power and go back 2353 * - with back 2354 * - with home 2355 * - On all apps, long press power and go back 2356 * - with back 2357 * - with home 2358 * - On workspace, power off 2359 * - On all apps, power off 2360 * - Launch an app and turn off the screen while in that app 2361 * - Go back with home key 2362 * - Go back with back key TODO: make this not go to workspace 2363 * - From all apps 2364 * - From workspace 2365 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2366 * - From all apps 2367 * - From the center workspace 2368 * - From another workspace 2369 */ 2370 2371 /** 2372 * Zoom the camera out from the workspace to reveal 'toView'. 2373 * Assumes that the view to show is anchored at either the very top or very bottom 2374 * of the screen. 2375 */ 2376 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2377 if (mStateAnimation != null) { 2378 mStateAnimation.cancel(); 2379 mStateAnimation = null; 2380 } 2381 final Resources res = getResources(); 2382 2383 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2384 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2385 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2386 final View fromView = mWorkspace; 2387 final AppsCustomizeTabHost toView = mAppsCustomizeTabHost; 2388 final int startDelay = 2389 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2390 2391 setPivotsForZoom(toView, scale); 2392 2393 // Shrink workspaces away if going to AppsCustomize from workspace 2394 Animator workspaceAnim = 2395 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2396 2397 if (animated) { 2398 toView.setScaleX(scale); 2399 toView.setScaleY(scale); 2400 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2401 scaleAnim. 2402 scaleX(1f).scaleY(1f). 2403 setDuration(duration). 2404 setInterpolator(new Workspace.ZoomOutInterpolator()); 2405 2406 toView.setVisibility(View.VISIBLE); 2407 toView.setAlpha(0f); 2408 final ObjectAnimator alphaAnim = ObjectAnimator 2409 .ofFloat(toView, "alpha", 0f, 1f) 2410 .setDuration(fadeDuration); 2411 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2412 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2413 @Override 2414 public void onAnimationUpdate(ValueAnimator animation) { 2415 float t = (Float) animation.getAnimatedValue(); 2416 dispatchOnLauncherTransitionStep(fromView, t); 2417 dispatchOnLauncherTransitionStep(toView, t); 2418 } 2419 }); 2420 2421 // toView should appear right at the end of the workspace shrink 2422 // animation 2423 mStateAnimation = new AnimatorSet(); 2424 mStateAnimation.play(scaleAnim).after(startDelay); 2425 mStateAnimation.play(alphaAnim).after(startDelay); 2426 2427 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2428 boolean animationCancelled = false; 2429 2430 @Override 2431 public void onAnimationStart(Animator animation) { 2432 updateWallpaperVisibility(true); 2433 // Prepare the position 2434 toView.setTranslationX(0.0f); 2435 toView.setTranslationY(0.0f); 2436 toView.setVisibility(View.VISIBLE); 2437 toView.bringToFront(); 2438 } 2439 @Override 2440 public void onAnimationEnd(Animator animation) { 2441 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2442 dispatchOnLauncherTransitionEnd(toView, animated, false); 2443 2444 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2445 // Hide the workspace scrollbar 2446 mWorkspace.hideScrollingIndicator(true); 2447 hideDockDivider(); 2448 } 2449 if (!animationCancelled) { 2450 updateWallpaperVisibility(false); 2451 } 2452 2453 // Hide the search bar 2454 mSearchDropTargetBar.hideSearchBar(false); 2455 } 2456 2457 @Override 2458 public void onAnimationCancel(Animator animation) { 2459 animationCancelled = true; 2460 } 2461 }); 2462 2463 if (workspaceAnim != null) { 2464 mStateAnimation.play(workspaceAnim); 2465 } 2466 2467 boolean delayAnim = false; 2468 final ViewTreeObserver observer; 2469 2470 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2471 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2472 2473 // If any of the objects being animated haven't been measured/laid out 2474 // yet, delay the animation until we get a layout pass 2475 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2476 (mWorkspace.getMeasuredWidth() == 0) || 2477 (toView.getMeasuredWidth() == 0)) { 2478 observer = mWorkspace.getViewTreeObserver(); 2479 delayAnim = true; 2480 } else { 2481 observer = null; 2482 } 2483 2484 final AnimatorSet stateAnimation = mStateAnimation; 2485 final Runnable startAnimRunnable = new Runnable() { 2486 public void run() { 2487 // Check that mStateAnimation hasn't changed while 2488 // we waited for a layout/draw pass 2489 if (mStateAnimation != stateAnimation) 2490 return; 2491 setPivotsForZoom(toView, scale); 2492 dispatchOnLauncherTransitionStart(fromView, animated, false); 2493 dispatchOnLauncherTransitionStart(toView, animated, false); 2494 toView.post(new Runnable() { 2495 public void run() { 2496 // Check that mStateAnimation hasn't changed while 2497 // we waited for a layout/draw pass 2498 if (mStateAnimation != stateAnimation) 2499 return; 2500 mStateAnimation.start(); 2501 } 2502 }); 2503 } 2504 }; 2505 if (delayAnim) { 2506 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() { 2507 public void onGlobalLayout() { 2508 toView.post(startAnimRunnable); 2509 observer.removeOnGlobalLayoutListener(this); 2510 } 2511 }; 2512 observer.addOnGlobalLayoutListener(delayedStart); 2513 } else { 2514 startAnimRunnable.run(); 2515 } 2516 } else { 2517 toView.setTranslationX(0.0f); 2518 toView.setTranslationY(0.0f); 2519 toView.setScaleX(1.0f); 2520 toView.setScaleY(1.0f); 2521 toView.setVisibility(View.VISIBLE); 2522 toView.bringToFront(); 2523 2524 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2525 // Hide the workspace scrollbar 2526 mWorkspace.hideScrollingIndicator(true); 2527 hideDockDivider(); 2528 2529 // Hide the search bar 2530 mSearchDropTargetBar.hideSearchBar(false); 2531 } 2532 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2533 dispatchOnLauncherTransitionStart(fromView, animated, false); 2534 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2535 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2536 dispatchOnLauncherTransitionStart(toView, animated, false); 2537 dispatchOnLauncherTransitionEnd(toView, animated, false); 2538 updateWallpaperVisibility(false); 2539 } 2540 } 2541 2542 /** 2543 * Zoom the camera back into the workspace, hiding 'fromView'. 2544 * This is the opposite of showAppsCustomizeHelper. 2545 * @param animated If true, the transition will be animated. 2546 */ 2547 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2548 final boolean springLoaded, final Runnable onCompleteRunnable) { 2549 2550 if (mStateAnimation != null) { 2551 mStateAnimation.cancel(); 2552 mStateAnimation = null; 2553 } 2554 Resources res = getResources(); 2555 2556 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2557 final int fadeOutDuration = 2558 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2559 final float scaleFactor = (float) 2560 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2561 final View fromView = mAppsCustomizeTabHost; 2562 final View toView = mWorkspace; 2563 Animator workspaceAnim = null; 2564 2565 if (toState == State.WORKSPACE) { 2566 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2567 workspaceAnim = mWorkspace.getChangeStateAnimation( 2568 Workspace.State.NORMAL, animated, stagger); 2569 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2570 workspaceAnim = mWorkspace.getChangeStateAnimation( 2571 Workspace.State.SPRING_LOADED, animated); 2572 } 2573 2574 setPivotsForZoom(fromView, scaleFactor); 2575 updateWallpaperVisibility(true); 2576 showHotseat(animated); 2577 if (animated) { 2578 final LauncherViewPropertyAnimator scaleAnim = 2579 new LauncherViewPropertyAnimator(fromView); 2580 scaleAnim. 2581 scaleX(scaleFactor).scaleY(scaleFactor). 2582 setDuration(duration). 2583 setInterpolator(new Workspace.ZoomInInterpolator()); 2584 2585 final ObjectAnimator alphaAnim = ObjectAnimator 2586 .ofFloat(fromView, "alpha", 1f, 0f) 2587 .setDuration(fadeOutDuration); 2588 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2589 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2590 @Override 2591 public void onAnimationUpdate(ValueAnimator animation) { 2592 float t = 1f - (Float) animation.getAnimatedValue(); 2593 dispatchOnLauncherTransitionStep(fromView, t); 2594 dispatchOnLauncherTransitionStep(toView, t); 2595 } 2596 }); 2597 2598 mStateAnimation = new AnimatorSet(); 2599 2600 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2601 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2602 2603 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2604 @Override 2605 public void onAnimationEnd(Animator animation) { 2606 updateWallpaperVisibility(true); 2607 fromView.setVisibility(View.GONE); 2608 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2609 dispatchOnLauncherTransitionEnd(toView, animated, true); 2610 if (mWorkspace != null) { 2611 mWorkspace.hideScrollingIndicator(false); 2612 } 2613 if (onCompleteRunnable != null) { 2614 onCompleteRunnable.run(); 2615 } 2616 } 2617 }); 2618 2619 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2620 if (workspaceAnim != null) { 2621 mStateAnimation.play(workspaceAnim); 2622 } 2623 dispatchOnLauncherTransitionStart(fromView, animated, true); 2624 dispatchOnLauncherTransitionStart(toView, animated, true); 2625 final Animator stateAnimation = mStateAnimation; 2626 mWorkspace.post(new Runnable() { 2627 public void run() { 2628 if (stateAnimation != mStateAnimation) 2629 return; 2630 mStateAnimation.start(); 2631 } 2632 }); 2633 } else { 2634 fromView.setVisibility(View.GONE); 2635 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2636 dispatchOnLauncherTransitionStart(fromView, animated, true); 2637 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2638 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2639 dispatchOnLauncherTransitionStart(toView, animated, true); 2640 dispatchOnLauncherTransitionEnd(toView, animated, true); 2641 mWorkspace.hideScrollingIndicator(false); 2642 } 2643 } 2644 2645 @Override 2646 public void onTrimMemory(int level) { 2647 super.onTrimMemory(level); 2648 if (level >= ComponentCallbacks2.TRIM_MEMORY_MODERATE) { 2649 mAppsCustomizeTabHost.onTrimMemory(); 2650 } 2651 } 2652 2653 @Override 2654 public void onWindowFocusChanged(boolean hasFocus) { 2655 if (!hasFocus) { 2656 // When another window occludes launcher (like the notification shade, or recents), 2657 // ensure that we enable the wallpaper flag so that transitions are done correctly. 2658 updateWallpaperVisibility(true); 2659 } else { 2660 // When launcher has focus again, disable the wallpaper if we are in AllApps 2661 mWorkspace.postDelayed(new Runnable() { 2662 @Override 2663 public void run() { 2664 disableWallpaperIfInAllApps(); 2665 } 2666 }, 500); 2667 } 2668 } 2669 2670 void showWorkspace(boolean animated) { 2671 showWorkspace(animated, null); 2672 } 2673 2674 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2675 if (mState != State.WORKSPACE) { 2676 boolean wasInSpringLoadedMode = (mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2677 mWorkspace.setVisibility(View.VISIBLE); 2678 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2679 2680 // Show the search bar (only animate if we were showing the drop target bar in spring 2681 // loaded mode) 2682 mSearchDropTargetBar.showSearchBar(wasInSpringLoadedMode); 2683 2684 // We only need to animate in the dock divider if we're going from spring loaded mode 2685 showDockDivider(animated && wasInSpringLoadedMode); 2686 2687 // Set focus to the AppsCustomize button 2688 if (mAllAppsButton != null) { 2689 mAllAppsButton.requestFocus(); 2690 } 2691 } 2692 2693 mWorkspace.flashScrollingIndicator(animated); 2694 2695 // Change the state *after* we've called all the transition code 2696 mState = State.WORKSPACE; 2697 2698 // Resume the auto-advance of widgets 2699 mUserPresent = true; 2700 updateRunning(); 2701 2702 // send an accessibility event to announce the context change 2703 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2704 } 2705 2706 void showAllApps(boolean animated) { 2707 if (mState != State.WORKSPACE) return; 2708 2709 showAppsCustomizeHelper(animated, false); 2710 mAppsCustomizeTabHost.requestFocus(); 2711 2712 // Change the state *after* we've called all the transition code 2713 mState = State.APPS_CUSTOMIZE; 2714 2715 // Pause the auto-advance of widgets until we are out of AllApps 2716 mUserPresent = false; 2717 updateRunning(); 2718 closeFolder(); 2719 2720 // Send an accessibility event to announce the context change 2721 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2722 } 2723 2724 void enterSpringLoadedDragMode() { 2725 if (mState == State.APPS_CUSTOMIZE) { 2726 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2727 hideDockDivider(); 2728 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2729 } 2730 } 2731 2732 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2733 final Runnable onCompleteRunnable) { 2734 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2735 2736 mHandler.postDelayed(new Runnable() { 2737 @Override 2738 public void run() { 2739 if (successfulDrop) { 2740 // Before we show workspace, hide all apps again because 2741 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2742 // clean up our state transition functions 2743 mAppsCustomizeTabHost.setVisibility(View.GONE); 2744 showWorkspace(true, onCompleteRunnable); 2745 } else { 2746 exitSpringLoadedDragMode(); 2747 } 2748 } 2749 }, (extendedDelay ? 2750 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2751 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2752 } 2753 2754 void exitSpringLoadedDragMode() { 2755 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2756 final boolean animated = true; 2757 final boolean springLoaded = true; 2758 showAppsCustomizeHelper(animated, springLoaded); 2759 mState = State.APPS_CUSTOMIZE; 2760 } 2761 // Otherwise, we are not in spring loaded mode, so don't do anything. 2762 } 2763 2764 void hideDockDivider() { 2765 if (mQsbDivider != null && mDockDivider != null) { 2766 mQsbDivider.setVisibility(View.INVISIBLE); 2767 mDockDivider.setVisibility(View.INVISIBLE); 2768 } 2769 } 2770 2771 void showDockDivider(boolean animated) { 2772 if (mQsbDivider != null && mDockDivider != null) { 2773 mQsbDivider.setVisibility(View.VISIBLE); 2774 mDockDivider.setVisibility(View.VISIBLE); 2775 if (mDividerAnimator != null) { 2776 mDividerAnimator.cancel(); 2777 mQsbDivider.setAlpha(1f); 2778 mDockDivider.setAlpha(1f); 2779 mDividerAnimator = null; 2780 } 2781 if (animated) { 2782 mDividerAnimator = new AnimatorSet(); 2783 mDividerAnimator.playTogether(ObjectAnimator.ofFloat(mQsbDivider, "alpha", 1f), 2784 ObjectAnimator.ofFloat(mDockDivider, "alpha", 1f)); 2785 mDividerAnimator.setDuration(mSearchDropTargetBar.getTransitionInDuration()); 2786 mDividerAnimator.start(); 2787 } 2788 } 2789 } 2790 2791 void lockAllApps() { 2792 // TODO 2793 } 2794 2795 void unlockAllApps() { 2796 // TODO 2797 } 2798 2799 public boolean isAllAppsCustomizeOpen() { 2800 return mState == State.APPS_CUSTOMIZE; 2801 } 2802 2803 /** 2804 * Shows the hotseat area. 2805 */ 2806 void showHotseat(boolean animated) { 2807 if (!LauncherApplication.isScreenLarge()) { 2808 if (animated) { 2809 if (mHotseat.getAlpha() != 1f) { 2810 int duration = mSearchDropTargetBar.getTransitionInDuration(); 2811 mHotseat.animate().alpha(1f).setDuration(duration); 2812 } 2813 } else { 2814 mHotseat.setAlpha(1f); 2815 } 2816 } 2817 } 2818 2819 /** 2820 * Hides the hotseat area. 2821 */ 2822 void hideHotseat(boolean animated) { 2823 if (!LauncherApplication.isScreenLarge()) { 2824 if (animated) { 2825 if (mHotseat.getAlpha() != 0f) { 2826 int duration = mSearchDropTargetBar.getTransitionOutDuration(); 2827 mHotseat.animate().alpha(0f).setDuration(duration); 2828 } 2829 } else { 2830 mHotseat.setAlpha(0f); 2831 } 2832 } 2833 } 2834 2835 /** 2836 * Add an item from all apps or customize onto the given workspace screen. 2837 * If layout is null, add to the current screen. 2838 */ 2839 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2840 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2841 showOutOfSpaceMessage(isHotseatLayout(layout)); 2842 } 2843 } 2844 2845 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2846 private int getCurrentOrientationIndexForGlobalIcons() { 2847 // default - 0, landscape - 1 2848 switch (getResources().getConfiguration().orientation) { 2849 case Configuration.ORIENTATION_LANDSCAPE: 2850 return 1; 2851 default: 2852 return 0; 2853 } 2854 } 2855 2856 private Drawable getExternalPackageToolbarIcon(ComponentName activityName, String resourceName) { 2857 try { 2858 PackageManager packageManager = getPackageManager(); 2859 // Look for the toolbar icon specified in the activity meta-data 2860 Bundle metaData = packageManager.getActivityInfo( 2861 activityName, PackageManager.GET_META_DATA).metaData; 2862 if (metaData != null) { 2863 int iconResId = metaData.getInt(resourceName); 2864 if (iconResId != 0) { 2865 Resources res = packageManager.getResourcesForActivity(activityName); 2866 return res.getDrawable(iconResId); 2867 } 2868 } 2869 } catch (NameNotFoundException e) { 2870 // This can happen if the activity defines an invalid drawable 2871 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2872 " not found", e); 2873 } catch (Resources.NotFoundException nfe) { 2874 // This can happen if the activity defines an invalid drawable 2875 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2876 nfe); 2877 } 2878 return null; 2879 } 2880 2881 // if successful in getting icon, return it; otherwise, set button to use default drawable 2882 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2883 int buttonId, ComponentName activityName, int fallbackDrawableId, 2884 String toolbarResourceName) { 2885 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2886 Resources r = getResources(); 2887 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2888 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2889 2890 TextView button = (TextView) findViewById(buttonId); 2891 // If we were unable to find the icon via the meta-data, use a generic one 2892 if (toolbarIcon == null) { 2893 toolbarIcon = r.getDrawable(fallbackDrawableId); 2894 toolbarIcon.setBounds(0, 0, w, h); 2895 if (button != null) { 2896 button.setCompoundDrawables(toolbarIcon, null, null, null); 2897 } 2898 return null; 2899 } else { 2900 toolbarIcon.setBounds(0, 0, w, h); 2901 if (button != null) { 2902 button.setCompoundDrawables(toolbarIcon, null, null, null); 2903 } 2904 return toolbarIcon.getConstantState(); 2905 } 2906 } 2907 2908 // if successful in getting icon, return it; otherwise, set button to use default drawable 2909 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2910 int buttonId, ComponentName activityName, int fallbackDrawableId, 2911 String toolbarResourceName) { 2912 ImageView button = (ImageView) findViewById(buttonId); 2913 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2914 2915 if (button != null) { 2916 // If we were unable to find the icon via the meta-data, use a 2917 // generic one 2918 if (toolbarIcon == null) { 2919 button.setImageResource(fallbackDrawableId); 2920 } else { 2921 button.setImageDrawable(toolbarIcon); 2922 } 2923 } 2924 2925 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2926 2927 } 2928 2929 private void updateTextButtonWithDrawable(int buttonId, Drawable d) { 2930 TextView button = (TextView) findViewById(buttonId); 2931 button.setCompoundDrawables(d, null, null, null); 2932 } 2933 2934 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2935 ImageView button = (ImageView) findViewById(buttonId); 2936 button.setImageDrawable(d.newDrawable(getResources())); 2937 } 2938 2939 private void invalidatePressedFocusedStates(View container, View button) { 2940 if (container instanceof HolographicLinearLayout) { 2941 HolographicLinearLayout layout = (HolographicLinearLayout) container; 2942 layout.invalidatePressedFocusedStates(); 2943 } else if (button instanceof HolographicImageView) { 2944 HolographicImageView view = (HolographicImageView) button; 2945 view.invalidatePressedFocusedStates(); 2946 } 2947 } 2948 2949 private boolean updateGlobalSearchIcon() { 2950 final View searchButtonContainer = findViewById(R.id.search_button_container); 2951 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2952 final View searchDivider = findViewById(R.id.search_divider); 2953 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2954 final View voiceButton = findViewById(R.id.voice_button); 2955 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 2956 2957 final SearchManager searchManager = 2958 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2959 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2960 if (activityName != null) { 2961 int coi = getCurrentOrientationIndexForGlobalIcons(); 2962 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2963 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 2964 TOOLBAR_SEARCH_ICON_METADATA_NAME); 2965 if (sGlobalSearchIcon[coi] == null) { 2966 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2967 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 2968 TOOLBAR_ICON_METADATA_NAME); 2969 } 2970 2971 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2972 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 2973 searchButton.setVisibility(View.VISIBLE); 2974 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2975 return true; 2976 } else { 2977 // We disable both search and voice search when there is no global search provider 2978 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2979 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 2980 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2981 searchButton.setVisibility(View.GONE); 2982 voiceButton.setVisibility(View.GONE); 2983 if (voiceButtonProxy != null) { 2984 voiceButtonProxy.setVisibility(View.GONE); 2985 } 2986 return false; 2987 } 2988 } 2989 2990 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2991 final View searchButtonContainer = findViewById(R.id.search_button_container); 2992 final View searchButton = (ImageView) findViewById(R.id.search_button); 2993 updateButtonWithDrawable(R.id.search_button, d); 2994 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2995 } 2996 2997 private boolean updateVoiceSearchIcon(boolean searchVisible) { 2998 final View searchDivider = findViewById(R.id.search_divider); 2999 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3000 final View voiceButton = findViewById(R.id.voice_button); 3001 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3002 3003 // We only show/update the voice search icon if the search icon is enabled as well 3004 final SearchManager searchManager = 3005 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3006 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 3007 3008 ComponentName activityName = null; 3009 if (globalSearchActivity != null) { 3010 // Check if the global search activity handles voice search 3011 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3012 intent.setPackage(globalSearchActivity.getPackageName()); 3013 activityName = intent.resolveActivity(getPackageManager()); 3014 } 3015 3016 if (activityName == null) { 3017 // Fallback: check if an activity other than the global search activity 3018 // resolves this 3019 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3020 activityName = intent.resolveActivity(getPackageManager()); 3021 } 3022 if (searchVisible && activityName != null) { 3023 int coi = getCurrentOrientationIndexForGlobalIcons(); 3024 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3025 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3026 TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME); 3027 if (sVoiceSearchIcon[coi] == null) { 3028 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3029 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3030 TOOLBAR_ICON_METADATA_NAME); 3031 } 3032 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 3033 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 3034 voiceButton.setVisibility(View.VISIBLE); 3035 if (voiceButtonProxy != null) { 3036 voiceButtonProxy.setVisibility(View.VISIBLE); 3037 } 3038 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3039 return true; 3040 } else { 3041 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 3042 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3043 voiceButton.setVisibility(View.GONE); 3044 if (voiceButtonProxy != null) { 3045 voiceButtonProxy.setVisibility(View.GONE); 3046 } 3047 return false; 3048 } 3049 } 3050 3051 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3052 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3053 final View voiceButton = findViewById(R.id.voice_button); 3054 updateButtonWithDrawable(R.id.voice_button, d); 3055 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3056 } 3057 3058 /** 3059 * Sets the app market icon 3060 */ 3061 private void updateAppMarketIcon() { 3062 final View marketButton = findViewById(R.id.market_button); 3063 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3064 // Find the app market activity by resolving an intent. 3065 // (If multiple app markets are installed, it will return the ResolverActivity.) 3066 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3067 if (activityName != null) { 3068 int coi = getCurrentOrientationIndexForGlobalIcons(); 3069 mAppMarketIntent = intent; 3070 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 3071 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo, 3072 TOOLBAR_ICON_METADATA_NAME); 3073 marketButton.setVisibility(View.VISIBLE); 3074 } else { 3075 // We should hide and disable the view so that we don't try and restore the visibility 3076 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3077 marketButton.setVisibility(View.GONE); 3078 marketButton.setEnabled(false); 3079 } 3080 } 3081 3082 private void updateAppMarketIcon(Drawable.ConstantState d) { 3083 // Ensure that the new drawable we are creating has the approprate toolbar icon bounds 3084 Resources r = getResources(); 3085 Drawable marketIconDrawable = d.newDrawable(r); 3086 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 3087 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 3088 marketIconDrawable.setBounds(0, 0, w, h); 3089 3090 updateTextButtonWithDrawable(R.id.market_button, marketIconDrawable); 3091 } 3092 3093 @Override 3094 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 3095 boolean result = super.dispatchPopulateAccessibilityEvent(event); 3096 final List<CharSequence> text = event.getText(); 3097 text.clear(); 3098 text.add(getString(R.string.home)); 3099 return result; 3100 } 3101 3102 /** 3103 * Receives notifications when system dialogs are to be closed. 3104 */ 3105 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3106 @Override 3107 public void onReceive(Context context, Intent intent) { 3108 closeSystemDialogs(); 3109 } 3110 } 3111 3112 /** 3113 * Receives notifications whenever the appwidgets are reset. 3114 */ 3115 private class AppWidgetResetObserver extends ContentObserver { 3116 public AppWidgetResetObserver() { 3117 super(new Handler()); 3118 } 3119 3120 @Override 3121 public void onChange(boolean selfChange) { 3122 onAppWidgetReset(); 3123 } 3124 } 3125 3126 /** 3127 * If the activity is currently paused, signal that we need to re-run the loader 3128 * in onResume. 3129 * 3130 * This needs to be called from incoming places where resources might have been loaded 3131 * while we are paused. That is becaues the Configuration might be wrong 3132 * when we're not running, and if it comes back to what it was when we 3133 * were paused, we are not restarted. 3134 * 3135 * Implementation of the method from LauncherModel.Callbacks. 3136 * 3137 * @return true if we are currently paused. The caller might be able to 3138 * skip some work in that case since we will come back again. 3139 */ 3140 public boolean setLoadOnResume() { 3141 if (mPaused) { 3142 Log.i(TAG, "setLoadOnResume"); 3143 mOnResumeNeedsLoad = true; 3144 return true; 3145 } else { 3146 return false; 3147 } 3148 } 3149 3150 /** 3151 * Implementation of the method from LauncherModel.Callbacks. 3152 */ 3153 public int getCurrentWorkspaceScreen() { 3154 if (mWorkspace != null) { 3155 return mWorkspace.getCurrentPage(); 3156 } else { 3157 return SCREEN_COUNT / 2; 3158 } 3159 } 3160 3161 /** 3162 * Refreshes the shortcuts shown on the workspace. 3163 * 3164 * Implementation of the method from LauncherModel.Callbacks. 3165 */ 3166 public void startBinding() { 3167 final Workspace workspace = mWorkspace; 3168 3169 mNewShortcutAnimatePage = -1; 3170 mNewShortcutAnimateViews.clear(); 3171 mWorkspace.clearDropTargets(); 3172 int count = workspace.getChildCount(); 3173 for (int i = 0; i < count; i++) { 3174 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3175 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3176 layoutParent.removeAllViewsInLayout(); 3177 } 3178 mWidgetsToAdvance.clear(); 3179 if (mHotseat != null) { 3180 mHotseat.resetLayout(); 3181 } 3182 } 3183 3184 /** 3185 * Bind the items start-end from the list. 3186 * 3187 * Implementation of the method from LauncherModel.Callbacks. 3188 */ 3189 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3190 setLoadOnResume(); 3191 3192 // Get the list of added shortcuts and intersect them with the set of shortcuts here 3193 Set<String> newApps = new HashSet<String>(); 3194 newApps = mSharedPrefs.getStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, newApps); 3195 3196 Workspace workspace = mWorkspace; 3197 for (int i = start; i < end; i++) { 3198 final ItemInfo item = shortcuts.get(i); 3199 3200 // Short circuit if we are loading dock items for a configuration which has no dock 3201 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 3202 mHotseat == null) { 3203 continue; 3204 } 3205 3206 switch (item.itemType) { 3207 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3208 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3209 ShortcutInfo info = (ShortcutInfo) item; 3210 String uri = info.intent.toUri(0).toString(); 3211 View shortcut = createShortcut(info); 3212 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 3213 item.cellY, 1, 1, false); 3214 boolean animateIconUp = false; 3215 synchronized (newApps) { 3216 if (newApps.contains(uri)) { 3217 animateIconUp = newApps.remove(uri); 3218 } 3219 } 3220 if (animateIconUp) { 3221 // Prepare the view to be animated up 3222 shortcut.setAlpha(0f); 3223 shortcut.setScaleX(0f); 3224 shortcut.setScaleY(0f); 3225 mNewShortcutAnimatePage = item.screen; 3226 if (!mNewShortcutAnimateViews.contains(shortcut)) { 3227 mNewShortcutAnimateViews.add(shortcut); 3228 } 3229 } 3230 break; 3231 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3232 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3233 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3234 (FolderInfo) item, mIconCache); 3235 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 3236 item.cellY, 1, 1, false); 3237 break; 3238 } 3239 } 3240 3241 workspace.requestLayout(); 3242 } 3243 3244 /** 3245 * Implementation of the method from LauncherModel.Callbacks. 3246 */ 3247 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3248 setLoadOnResume(); 3249 sFolders.clear(); 3250 sFolders.putAll(folders); 3251 } 3252 3253 /** 3254 * Add the views for a widget to the workspace. 3255 * 3256 * Implementation of the method from LauncherModel.Callbacks. 3257 */ 3258 public void bindAppWidget(LauncherAppWidgetInfo item) { 3259 setLoadOnResume(); 3260 3261 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3262 if (DEBUG_WIDGETS) { 3263 Log.d(TAG, "bindAppWidget: " + item); 3264 } 3265 final Workspace workspace = mWorkspace; 3266 3267 final int appWidgetId = item.appWidgetId; 3268 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3269 if (DEBUG_WIDGETS) { 3270 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3271 } 3272 3273 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3274 3275 item.hostView.setTag(item); 3276 item.onBindAppWidget(this); 3277 3278 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 3279 item.cellY, item.spanX, item.spanY, false); 3280 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3281 3282 workspace.requestLayout(); 3283 3284 if (DEBUG_WIDGETS) { 3285 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3286 + (SystemClock.uptimeMillis()-start) + "ms"); 3287 } 3288 } 3289 3290 /** 3291 * Callback saying that there aren't any more items to bind. 3292 * 3293 * Implementation of the method from LauncherModel.Callbacks. 3294 */ 3295 public void finishBindingItems() { 3296 setLoadOnResume(); 3297 3298 if (mSavedState != null) { 3299 if (!mWorkspace.hasFocus()) { 3300 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3301 } 3302 mSavedState = null; 3303 } 3304 3305 if (mSavedInstanceState != null) { 3306 super.onRestoreInstanceState(mSavedInstanceState); 3307 mSavedInstanceState = null; 3308 } 3309 3310 // If we received the result of any pending adds while the loader was running (e.g. the 3311 // widget configuration forced an orientation change), process them now. 3312 for (int i = 0; i < sPendingAddList.size(); i++) { 3313 completeAdd(sPendingAddList.get(i)); 3314 } 3315 sPendingAddList.clear(); 3316 3317 // Update the market app icon as necessary (the other icons will be managed in response to 3318 // package changes in bindSearchablesChanged() 3319 updateAppMarketIcon(); 3320 3321 // Animate up any icons as necessary 3322 if (mVisible || mWorkspaceLoading) { 3323 Runnable newAppsRunnable = new Runnable() { 3324 @Override 3325 public void run() { 3326 runNewAppsAnimation(false); 3327 } 3328 }; 3329 3330 boolean willSnapPage = mNewShortcutAnimatePage > -1 && 3331 mNewShortcutAnimatePage != mWorkspace.getCurrentPage(); 3332 if (canRunNewAppsAnimation()) { 3333 // If the user has not interacted recently, then either snap to the new page to show 3334 // the new-apps animation or just run them if they are to appear on the current page 3335 if (willSnapPage) { 3336 mWorkspace.snapToPage(mNewShortcutAnimatePage, newAppsRunnable); 3337 } else { 3338 runNewAppsAnimation(false); 3339 } 3340 } else { 3341 // If the user has interacted recently, then just add the items in place if they 3342 // are on another page (or just normally if they are added to the current page) 3343 runNewAppsAnimation(willSnapPage); 3344 } 3345 } 3346 3347 mWorkspaceLoading = false; 3348 } 3349 3350 private boolean canRunNewAppsAnimation() { 3351 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3352 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3353 } 3354 3355 /** 3356 * Runs a new animation that scales up icons that were added while Launcher was in the 3357 * background. 3358 * 3359 * @param immediate whether to run the animation or show the results immediately 3360 */ 3361 private void runNewAppsAnimation(boolean immediate) { 3362 AnimatorSet anim = new AnimatorSet(); 3363 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3364 3365 // Order these new views spatially so that they animate in order 3366 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3367 @Override 3368 public int compare(View a, View b) { 3369 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3370 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3371 int cellCountX = LauncherModel.getCellCountX(); 3372 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3373 } 3374 }); 3375 3376 // Animate each of the views in place (or show them immediately if requested) 3377 if (immediate) { 3378 for (View v : mNewShortcutAnimateViews) { 3379 v.setAlpha(1f); 3380 v.setScaleX(1f); 3381 v.setScaleY(1f); 3382 } 3383 } else { 3384 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3385 View v = mNewShortcutAnimateViews.get(i); 3386 ValueAnimator bounceAnim = ObjectAnimator.ofPropertyValuesHolder(v, 3387 PropertyValuesHolder.ofFloat("alpha", 1f), 3388 PropertyValuesHolder.ofFloat("scaleX", 1f), 3389 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3390 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3391 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3392 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3393 bounceAnims.add(bounceAnim); 3394 } 3395 anim.playTogether(bounceAnims); 3396 anim.addListener(new AnimatorListenerAdapter() { 3397 @Override 3398 public void onAnimationEnd(Animator animation) { 3399 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3400 } 3401 }); 3402 anim.start(); 3403 } 3404 3405 // Clean up 3406 mNewShortcutAnimatePage = -1; 3407 mNewShortcutAnimateViews.clear(); 3408 new Thread("clearNewAppsThread") { 3409 public void run() { 3410 mSharedPrefs.edit() 3411 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3412 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3413 .commit(); 3414 } 3415 }.start(); 3416 } 3417 3418 @Override 3419 public void bindSearchablesChanged() { 3420 boolean searchVisible = updateGlobalSearchIcon(); 3421 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3422 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3423 } 3424 3425 /** 3426 * Add the icons for all apps. 3427 * 3428 * Implementation of the method from LauncherModel.Callbacks. 3429 */ 3430 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3431 // Remove the progress bar entirely; we could also make it GONE 3432 // but better to remove it since we know it's not going to be used 3433 View progressBar = mAppsCustomizeTabHost. 3434 findViewById(R.id.apps_customize_progress_bar); 3435 if (progressBar != null) { 3436 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3437 } 3438 // We just post the call to setApps so the user sees the progress bar 3439 // disappear-- otherwise, it just looks like the progress bar froze 3440 // which doesn't look great 3441 mAppsCustomizeTabHost.post(new Runnable() { 3442 public void run() { 3443 if (mAppsCustomizeContent != null) { 3444 mAppsCustomizeContent.setApps(apps); 3445 } 3446 } 3447 }); 3448 } 3449 3450 /** 3451 * A package was installed. 3452 * 3453 * Implementation of the method from LauncherModel.Callbacks. 3454 */ 3455 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3456 setLoadOnResume(); 3457 3458 if (mAppsCustomizeContent != null) { 3459 mAppsCustomizeContent.addApps(apps); 3460 } 3461 } 3462 3463 /** 3464 * A package was updated. 3465 * 3466 * Implementation of the method from LauncherModel.Callbacks. 3467 */ 3468 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3469 setLoadOnResume(); 3470 if (mWorkspace != null) { 3471 mWorkspace.updateShortcuts(apps); 3472 } 3473 3474 if (mAppsCustomizeContent != null) { 3475 mAppsCustomizeContent.updateApps(apps); 3476 } 3477 } 3478 3479 /** 3480 * A package was uninstalled. 3481 * 3482 * Implementation of the method from LauncherModel.Callbacks. 3483 */ 3484 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3485 if (permanent) { 3486 mWorkspace.removeItems(apps); 3487 } 3488 3489 if (mAppsCustomizeContent != null) { 3490 mAppsCustomizeContent.removeApps(apps); 3491 } 3492 3493 // Notify the drag controller 3494 mDragController.onAppsRemoved(apps, this); 3495 } 3496 3497 /** 3498 * A number of packages were updated. 3499 */ 3500 public void bindPackagesUpdated() { 3501 if (mAppsCustomizeContent != null) { 3502 mAppsCustomizeContent.onPackagesUpdated(); 3503 } 3504 } 3505 3506 private int mapConfigurationOriActivityInfoOri(int configOri) { 3507 final Display d = getWindowManager().getDefaultDisplay(); 3508 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3509 switch (d.getRotation()) { 3510 case Surface.ROTATION_0: 3511 case Surface.ROTATION_180: 3512 // We are currently in the same basic orientation as the natural orientation 3513 naturalOri = configOri; 3514 break; 3515 case Surface.ROTATION_90: 3516 case Surface.ROTATION_270: 3517 // We are currently in the other basic orientation to the natural orientation 3518 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3519 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3520 break; 3521 } 3522 3523 int[] oriMap = { 3524 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3525 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3526 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3527 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3528 }; 3529 // Since the map starts at portrait, we need to offset if this device's natural orientation 3530 // is landscape. 3531 int indexOffset = 0; 3532 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3533 indexOffset = 1; 3534 } 3535 return oriMap[(d.getRotation() + indexOffset) % 4]; 3536 } 3537 3538 public boolean isRotationEnabled() { 3539 boolean forceEnableRotation = doesFileExist(FORCE_ENABLE_ROTATION_PROPERTY); 3540 boolean enableRotation = forceEnableRotation || 3541 getResources().getBoolean(R.bool.allow_rotation); 3542 return enableRotation; 3543 } 3544 public void lockScreenOrientation() { 3545 if (isRotationEnabled()) { 3546 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3547 .getConfiguration().orientation)); 3548 } 3549 } 3550 public void unlockScreenOrientation(boolean immediate) { 3551 if (isRotationEnabled()) { 3552 if (immediate) { 3553 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3554 } else { 3555 mHandler.postDelayed(new Runnable() { 3556 public void run() { 3557 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3558 } 3559 }, mRestoreScreenOrientationDelay); 3560 } 3561 } 3562 } 3563 3564 /* Cling related */ 3565 private boolean isClingsEnabled() { 3566 // disable clings when running in a test harness 3567 if(ActivityManager.isRunningInTestHarness()) return false; 3568 3569 return true; 3570 } 3571 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3572 Cling cling = (Cling) findViewById(clingId); 3573 if (cling != null) { 3574 cling.init(this, positionData); 3575 cling.setVisibility(View.VISIBLE); 3576 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3577 if (animate) { 3578 cling.buildLayer(); 3579 cling.setAlpha(0f); 3580 cling.animate() 3581 .alpha(1f) 3582 .setInterpolator(new AccelerateInterpolator()) 3583 .setDuration(SHOW_CLING_DURATION) 3584 .setStartDelay(delay) 3585 .start(); 3586 } else { 3587 cling.setAlpha(1f); 3588 } 3589 } 3590 return cling; 3591 } 3592 private void dismissCling(final Cling cling, final String flag, int duration) { 3593 if (cling != null) { 3594 ObjectAnimator anim = ObjectAnimator.ofFloat(cling, "alpha", 0f); 3595 anim.setDuration(duration); 3596 anim.addListener(new AnimatorListenerAdapter() { 3597 public void onAnimationEnd(Animator animation) { 3598 cling.setVisibility(View.GONE); 3599 cling.cleanup(); 3600 // We should update the shared preferences on a background thread 3601 new Thread("dismissClingThread") { 3602 public void run() { 3603 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3604 editor.putBoolean(flag, true); 3605 editor.commit(); 3606 } 3607 }.start(); 3608 }; 3609 }); 3610 anim.start(); 3611 } 3612 } 3613 private void removeCling(int id) { 3614 final View cling = findViewById(id); 3615 if (cling != null) { 3616 final ViewGroup parent = (ViewGroup) cling.getParent(); 3617 parent.post(new Runnable() { 3618 @Override 3619 public void run() { 3620 parent.removeView(cling); 3621 } 3622 }); 3623 } 3624 } 3625 3626 private boolean skipCustomClingIfNoAccounts() { 3627 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3628 boolean customCling = cling.getDrawIdentifier().equals("workspace_custom"); 3629 if (customCling) { 3630 AccountManager am = AccountManager.get(this); 3631 Account[] accounts = am.getAccountsByType("com.google"); 3632 return accounts.length == 0; 3633 } 3634 return false; 3635 } 3636 3637 public void showFirstRunWorkspaceCling() { 3638 // Enable the clings only if they have not been dismissed before 3639 if (isClingsEnabled() && 3640 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false) && 3641 !skipCustomClingIfNoAccounts() ) { 3642 initCling(R.id.workspace_cling, null, false, 0); 3643 } else { 3644 removeCling(R.id.workspace_cling); 3645 } 3646 } 3647 public void showFirstRunAllAppsCling(int[] position) { 3648 // Enable the clings only if they have not been dismissed before 3649 if (isClingsEnabled() && 3650 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3651 initCling(R.id.all_apps_cling, position, true, 0); 3652 } else { 3653 removeCling(R.id.all_apps_cling); 3654 } 3655 } 3656 public Cling showFirstRunFoldersCling() { 3657 // Enable the clings only if they have not been dismissed before 3658 if (isClingsEnabled() && 3659 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3660 return initCling(R.id.folder_cling, null, true, 0); 3661 } else { 3662 removeCling(R.id.folder_cling); 3663 return null; 3664 } 3665 } 3666 public boolean isFolderClingVisible() { 3667 Cling cling = (Cling) findViewById(R.id.folder_cling); 3668 if (cling != null) { 3669 return cling.getVisibility() == View.VISIBLE; 3670 } 3671 return false; 3672 } 3673 public void dismissWorkspaceCling(View v) { 3674 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3675 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3676 } 3677 public void dismissAllAppsCling(View v) { 3678 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3679 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3680 } 3681 public void dismissFolderCling(View v) { 3682 Cling cling = (Cling) findViewById(R.id.folder_cling); 3683 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3684 } 3685 3686 /** 3687 * Prints out out state for debugging. 3688 */ 3689 public void dumpState() { 3690 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3691 Log.d(TAG, "mSavedState=" + mSavedState); 3692 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3693 Log.d(TAG, "mRestoring=" + mRestoring); 3694 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3695 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3696 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3697 mModel.dumpState(); 3698 3699 if (mAppsCustomizeContent != null) { 3700 mAppsCustomizeContent.dumpState(); 3701 } 3702 Log.d(TAG, "END launcher2 dump state"); 3703 } 3704 3705 @Override 3706 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 3707 super.dump(prefix, fd, writer, args); 3708 writer.println(" "); 3709 writer.println("Debug logs: "); 3710 for (int i = 0; i < sDumpLogs.size(); i++) { 3711 writer.println(" " + sDumpLogs.get(i)); 3712 } 3713 } 3714} 3715 3716interface LauncherTransitionable { 3717 View getContent(); 3718 void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace); 3719 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 3720 void onLauncherTransitionStep(Launcher l, float t); 3721 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 3722} 3723