Launcher.java revision 8ec2303379eb467e063113385c9514063abed787
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.os.SystemProperties; 65import android.provider.Settings; 66import android.speech.RecognizerIntent; 67import android.text.Selection; 68import android.text.SpannableStringBuilder; 69import android.text.method.TextKeyListener; 70import android.util.Log; 71import android.view.Display; 72import android.view.HapticFeedbackConstants; 73import android.view.KeyEvent; 74import android.view.LayoutInflater; 75import android.view.Menu; 76import android.view.MenuItem; 77import android.view.MotionEvent; 78import android.view.Surface; 79import android.view.View; 80import android.view.View.OnLongClickListener; 81import android.view.ViewGroup; 82import android.view.ViewTreeObserver; 83import android.view.ViewTreeObserver.OnGlobalLayoutListener; 84import android.view.WindowManager; 85import android.view.accessibility.AccessibilityEvent; 86import android.view.animation.AccelerateDecelerateInterpolator; 87import android.view.animation.AccelerateInterpolator; 88import android.view.animation.DecelerateInterpolator; 89import android.view.inputmethod.InputMethodManager; 90import android.widget.Advanceable; 91import android.widget.ImageView; 92import android.widget.TextView; 93import android.widget.Toast; 94 95import com.android.common.Search; 96import com.android.launcher.R; 97import com.android.launcher2.DropTarget.DragObject; 98 99import java.io.DataInputStream; 100import java.io.DataOutputStream; 101import java.io.FileDescriptor; 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 = "launcher.force_enable_rotation"; 149 150 // The Intent extra that defines whether to ignore the launch animation 151 static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION = 152 "com.android.launcher.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION"; 153 154 // Type: int 155 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 156 // Type: int 157 private static final String RUNTIME_STATE = "launcher.state"; 158 // Type: int 159 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 160 // Type: int 161 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 162 // Type: int 163 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 164 // Type: int 165 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 166 // Type: boolean 167 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 168 // Type: long 169 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 170 // Type: int 171 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x"; 172 // Type: int 173 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y"; 174 // Type: parcelable 175 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info"; 176 177 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 178 private static final String TOOLBAR_SEARCH_ICON_METADATA_NAME = 179 "com.android.launcher.toolbar_search_icon"; 180 private static final String TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME = 181 "com.android.launcher.toolbar_voice_search_icon"; 182 183 /** The different states that Launcher can be in. */ 184 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 185 private State mState = State.WORKSPACE; 186 private AnimatorSet mStateAnimation; 187 private AnimatorSet mDividerAnimator; 188 189 static final int APPWIDGET_HOST_ID = 1024; 190 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 191 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 192 private static final int SHOW_CLING_DURATION = 550; 193 private static final int DISMISS_CLING_DURATION = 250; 194 195 private static final Object sLock = new Object(); 196 private static int sScreen = DEFAULT_SCREEN; 197 198 // How long to wait before the new-shortcut animation automatically pans the workspace 199 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 10; 200 201 private final BroadcastReceiver mCloseSystemDialogsReceiver 202 = new CloseSystemDialogsIntentReceiver(); 203 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 204 205 private LayoutInflater mInflater; 206 207 private Workspace mWorkspace; 208 private View mQsbDivider; 209 private View mDockDivider; 210 private DragLayer mDragLayer; 211 private DragController mDragController; 212 213 private AppWidgetManager mAppWidgetManager; 214 private LauncherAppWidgetHost mAppWidgetHost; 215 216 private ItemInfo mPendingAddInfo = new ItemInfo(); 217 private AppWidgetProviderInfo mPendingAddWidgetInfo; 218 219 private int[] mTmpAddItemCellCoordinates = new int[2]; 220 221 private FolderInfo mFolderInfo; 222 223 private Hotseat mHotseat; 224 private View mAllAppsButton; 225 226 private SearchDropTargetBar mSearchDropTargetBar; 227 private AppsCustomizeTabHost mAppsCustomizeTabHost; 228 private AppsCustomizePagedView mAppsCustomizeContent; 229 private boolean mAutoAdvanceRunning = false; 230 231 private Bundle mSavedState; 232 233 private SpannableStringBuilder mDefaultKeySsb = null; 234 235 private boolean mWorkspaceLoading = true; 236 237 private boolean mPaused = true; 238 private boolean mRestoring; 239 private boolean mWaitingForResult; 240 private boolean mOnResumeNeedsLoad; 241 242 private Bundle mSavedInstanceState; 243 244 private LauncherModel mModel; 245 private IconCache mIconCache; 246 private boolean mUserPresent = true; 247 private boolean mVisible = false; 248 private boolean mAttached = false; 249 250 private static LocaleConfiguration sLocaleConfiguration = null; 251 252 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 253 254 private Intent mAppMarketIntent = null; 255 256 // Related to the auto-advancing of widgets 257 private final int ADVANCE_MSG = 1; 258 private final int mAdvanceInterval = 20000; 259 private final int mAdvanceStagger = 250; 260 private long mAutoAdvanceSentTime; 261 private long mAutoAdvanceTimeLeft = -1; 262 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 263 new HashMap<View, AppWidgetProviderInfo>(); 264 265 // Determines how long to wait after a rotation before restoring the screen orientation to 266 // match the sensor state. 267 private final int mRestoreScreenOrientationDelay = 500; 268 269 // External icons saved in case of resource changes, orientation, etc. 270 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 271 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 272 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 273 274 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 275 276 // We only want to get the SharedPreferences once since it does an FS stat each time we get 277 // it from the context. 278 private SharedPreferences mSharedPrefs; 279 280 // Holds the page that we need to animate to, and the icon views that we need to animate up 281 // when we scroll to that page on resume. 282 private int mNewShortcutAnimatePage = -1; 283 private ArrayList<View> mNewShortcutAnimateViews = new ArrayList<View>(); 284 private ImageView mFolderIconImageView; 285 private Bitmap mFolderIconBitmap; 286 private Canvas mFolderIconCanvas; 287 private Rect mRectForFolderAnimation = new Rect(); 288 289 private BubbleTextView mWaitingForResume; 290 291 private Runnable mBuildLayersRunnable = new Runnable() { 292 public void run() { 293 if (mWorkspace != null) { 294 mWorkspace.buildPageHardwareLayers(); 295 } 296 } 297 }; 298 299 private static ArrayList<PendingAddArguments> sPendingAddList 300 = new ArrayList<PendingAddArguments>(); 301 302 private static class PendingAddArguments { 303 int requestCode; 304 Intent intent; 305 long container; 306 int screen; 307 int cellX; 308 int cellY; 309 } 310 311 @Override 312 protected void onCreate(Bundle savedInstanceState) { 313 if (DEBUG_STRICT_MODE) { 314 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 315 .detectDiskReads() 316 .detectDiskWrites() 317 .detectNetwork() // or .detectAll() for all detectable problems 318 .penaltyLog() 319 .build()); 320 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() 321 .detectLeakedSqlLiteObjects() 322 .detectLeakedClosableObjects() 323 .penaltyLog() 324 .penaltyDeath() 325 .build()); 326 } 327 328 super.onCreate(savedInstanceState); 329 LauncherApplication app = ((LauncherApplication)getApplication()); 330 mSharedPrefs = getSharedPreferences(LauncherApplication.getSharedPreferencesKey(), 331 Context.MODE_PRIVATE); 332 mModel = app.setLauncher(this); 333 mIconCache = app.getIconCache(); 334 mDragController = new DragController(this); 335 mInflater = getLayoutInflater(); 336 337 mAppWidgetManager = AppWidgetManager.getInstance(this); 338 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 339 mAppWidgetHost.startListening(); 340 341 if (PROFILE_STARTUP) { 342 android.os.Debug.startMethodTracing( 343 Environment.getExternalStorageDirectory() + "/launcher"); 344 } 345 346 checkForLocaleChange(); 347 setContentView(R.layout.launcher); 348 setupViews(); 349 showFirstRunWorkspaceCling(); 350 351 registerContentObservers(); 352 353 lockAllApps(); 354 355 mSavedState = savedInstanceState; 356 restoreState(mSavedState); 357 358 // Update customization drawer _after_ restoring the states 359 if (mAppsCustomizeContent != null) { 360 Log.d(TAG, "6549598 Launcher.onCreate()"); 361 mAppsCustomizeContent.onPackagesUpdated(); 362 } 363 364 if (PROFILE_STARTUP) { 365 android.os.Debug.stopMethodTracing(); 366 } 367 368 if (!mRestoring) { 369 mModel.startLoader(true); 370 } 371 372 if (!mModel.isAllAppsLoaded()) { 373 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 374 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 375 } 376 377 // For handling default keys 378 mDefaultKeySsb = new SpannableStringBuilder(); 379 Selection.setSelection(mDefaultKeySsb, 0); 380 381 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 382 registerReceiver(mCloseSystemDialogsReceiver, filter); 383 384 updateGlobalIcons(); 385 386 // On large interfaces, we want the screen to auto-rotate based on the current orientation 387 unlockScreenOrientation(true); 388 } 389 390 private void updateGlobalIcons() { 391 boolean searchVisible = false; 392 boolean voiceVisible = false; 393 // If we have a saved version of these external icons, we load them up immediately 394 int coi = getCurrentOrientationIndexForGlobalIcons(); 395 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 396 sAppMarketIcon[coi] == null) { 397 updateAppMarketIcon(); 398 searchVisible = updateGlobalSearchIcon(); 399 voiceVisible = updateVoiceSearchIcon(searchVisible); 400 } 401 if (sGlobalSearchIcon[coi] != null) { 402 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 403 searchVisible = true; 404 } 405 if (sVoiceSearchIcon[coi] != null) { 406 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 407 voiceVisible = true; 408 } 409 if (sAppMarketIcon[coi] != null) { 410 updateAppMarketIcon(sAppMarketIcon[coi]); 411 } 412 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 413 } 414 415 private void checkForLocaleChange() { 416 if (sLocaleConfiguration == null) { 417 new AsyncTask<Void, Void, LocaleConfiguration>() { 418 @Override 419 protected LocaleConfiguration doInBackground(Void... unused) { 420 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 421 readConfiguration(Launcher.this, localeConfiguration); 422 return localeConfiguration; 423 } 424 425 @Override 426 protected void onPostExecute(LocaleConfiguration result) { 427 sLocaleConfiguration = result; 428 checkForLocaleChange(); // recursive, but now with a locale configuration 429 } 430 }.execute(); 431 return; 432 } 433 434 final Configuration configuration = getResources().getConfiguration(); 435 436 final String previousLocale = sLocaleConfiguration.locale; 437 final String locale = configuration.locale.toString(); 438 439 final int previousMcc = sLocaleConfiguration.mcc; 440 final int mcc = configuration.mcc; 441 442 final int previousMnc = sLocaleConfiguration.mnc; 443 final int mnc = configuration.mnc; 444 445 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 446 447 if (localeChanged) { 448 sLocaleConfiguration.locale = locale; 449 sLocaleConfiguration.mcc = mcc; 450 sLocaleConfiguration.mnc = mnc; 451 452 mIconCache.flush(); 453 454 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 455 new Thread("WriteLocaleConfiguration") { 456 @Override 457 public void run() { 458 writeConfiguration(Launcher.this, localeConfiguration); 459 } 460 }.start(); 461 } 462 } 463 464 private static class LocaleConfiguration { 465 public String locale; 466 public int mcc = -1; 467 public int mnc = -1; 468 } 469 470 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 471 DataInputStream in = null; 472 try { 473 in = new DataInputStream(context.openFileInput(PREFERENCES)); 474 configuration.locale = in.readUTF(); 475 configuration.mcc = in.readInt(); 476 configuration.mnc = in.readInt(); 477 } catch (FileNotFoundException e) { 478 // Ignore 479 } catch (IOException e) { 480 // Ignore 481 } finally { 482 if (in != null) { 483 try { 484 in.close(); 485 } catch (IOException e) { 486 // Ignore 487 } 488 } 489 } 490 } 491 492 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 493 DataOutputStream out = null; 494 try { 495 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 496 out.writeUTF(configuration.locale); 497 out.writeInt(configuration.mcc); 498 out.writeInt(configuration.mnc); 499 out.flush(); 500 } catch (FileNotFoundException e) { 501 // Ignore 502 } catch (IOException e) { 503 //noinspection ResultOfMethodCallIgnored 504 context.getFileStreamPath(PREFERENCES).delete(); 505 } finally { 506 if (out != null) { 507 try { 508 out.close(); 509 } catch (IOException e) { 510 // Ignore 511 } 512 } 513 } 514 } 515 516 public DragLayer getDragLayer() { 517 return mDragLayer; 518 } 519 520 boolean isDraggingEnabled() { 521 // We prevent dragging when we are loading the workspace as it is possible to pick up a view 522 // that is subsequently removed from the workspace in startBinding(). 523 return !mModel.isLoadingWorkspace(); 524 } 525 526 static int getScreen() { 527 synchronized (sLock) { 528 return sScreen; 529 } 530 } 531 532 static void setScreen(int screen) { 533 synchronized (sLock) { 534 sScreen = screen; 535 } 536 } 537 538 /** 539 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 540 * a configuration step, this allows the proper animations to run after other transitions. 541 */ 542 private boolean completeAdd(PendingAddArguments args) { 543 boolean result = false; 544 switch (args.requestCode) { 545 case REQUEST_PICK_APPLICATION: 546 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 547 args.cellY); 548 break; 549 case REQUEST_PICK_SHORTCUT: 550 processShortcut(args.intent); 551 break; 552 case REQUEST_CREATE_SHORTCUT: 553 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 554 args.cellY); 555 result = true; 556 break; 557 case REQUEST_CREATE_APPWIDGET: 558 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 559 completeAddAppWidget(appWidgetId, args.container, args.screen, null, null); 560 result = true; 561 break; 562 case REQUEST_PICK_WALLPAPER: 563 // We just wanted the activity result here so we can clear mWaitingForResult 564 break; 565 } 566 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, 567 // if you turned the screen off and then back while in All Apps, Launcher would not 568 // return to the workspace. Clearing mAddInfo.container here fixes this issue 569 resetAddInfo(); 570 return result; 571 } 572 573 @Override 574 protected void onActivityResult( 575 final int requestCode, final int resultCode, final Intent data) { 576 if (requestCode == REQUEST_BIND_APPWIDGET) { 577 int appWidgetId = data != null ? 578 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 579 if (resultCode == RESULT_CANCELED) { 580 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 581 } else if (resultCode == RESULT_OK) { 582 addAppWidgetImpl(appWidgetId, mPendingAddInfo, null, mPendingAddWidgetInfo); 583 } 584 return; 585 } 586 boolean delayExitSpringLoadedMode = false; 587 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || 588 requestCode == REQUEST_CREATE_APPWIDGET); 589 mWaitingForResult = false; 590 591 // We have special handling for widgets 592 if (isWidgetDrop) { 593 int appWidgetId = data != null ? 594 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 595 if (appWidgetId < 0) { 596 Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not returned from the \\" + 597 "widget configuration activity."); 598 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 599 } else { 600 completeTwoStageWidgetDrop(resultCode, appWidgetId); 601 } 602 return; 603 } 604 605 // The pattern used here is that a user PICKs a specific application, 606 // which, depending on the target, might need to CREATE the actual target. 607 608 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 609 // launch over to the Music app to actually CREATE_SHORTCUT. 610 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 611 final PendingAddArguments args = new PendingAddArguments(); 612 args.requestCode = requestCode; 613 args.intent = data; 614 args.container = mPendingAddInfo.container; 615 args.screen = mPendingAddInfo.screen; 616 args.cellX = mPendingAddInfo.cellX; 617 args.cellY = mPendingAddInfo.cellY; 618 if (isWorkspaceLocked()) { 619 sPendingAddList.add(args); 620 } else { 621 delayExitSpringLoadedMode = completeAdd(args); 622 } 623 } 624 mDragLayer.clearAnimatedView(); 625 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 626 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode, 627 null); 628 } 629 630 private void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { 631 CellLayout cellLayout = 632 (CellLayout) mWorkspace.getChildAt(mPendingAddInfo.screen); 633 Runnable onCompleteRunnable = null; 634 int animationType = 0; 635 636 AppWidgetHostView boundWidget = null; 637 if (resultCode == RESULT_OK) { 638 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; 639 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, 640 mPendingAddWidgetInfo); 641 boundWidget = layout; 642 onCompleteRunnable = new Runnable() { 643 @Override 644 public void run() { 645 completeAddAppWidget(appWidgetId, mPendingAddInfo.container, 646 mPendingAddInfo.screen, layout, null); 647 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 648 null); 649 } 650 }; 651 } else if (resultCode == RESULT_CANCELED) { 652 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; 653 onCompleteRunnable = new Runnable() { 654 @Override 655 public void run() { 656 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 657 null); 658 } 659 }; 660 } 661 if (mDragLayer.getAnimatedView() != null) { 662 mWorkspace.animateWidgetDrop(mPendingAddInfo, cellLayout, 663 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, 664 animationType, boundWidget, true); 665 } else { 666 // The animated view may be null in the case of a rotation during widget configuration 667 onCompleteRunnable.run(); 668 } 669 } 670 671 @Override 672 protected void onResume() { 673 super.onResume(); 674 675 // Process any items that were added while Launcher was away 676 InstallShortcutReceiver.flushInstallQueue(this); 677 678 mPaused = false; 679 if (mRestoring || mOnResumeNeedsLoad) { 680 mWorkspaceLoading = true; 681 mModel.startLoader(true); 682 mRestoring = false; 683 mOnResumeNeedsLoad = false; 684 } 685 686 // Reset the pressed state of icons that were locked in the press state while activities 687 // were launching 688 if (mWaitingForResume != null) { 689 // Resets the previous workspace icon press state 690 mWaitingForResume.setStayPressed(false); 691 } 692 if (mAppsCustomizeContent != null) { 693 // Resets the previous all apps icon press state 694 mAppsCustomizeContent.resetDrawableState(); 695 } 696 // It is possible that widgets can receive updates while launcher is not in the foreground. 697 // Consequently, the widgets will be inflated in the orientation of the foreground activity 698 // (framework issue). On resuming, we ensure that any widgets are inflated for the current 699 // orientation. 700 getWorkspace().reinflateWidgetsIfNecessary(); 701 702 // Again, as with the above scenario, it's possible that one or more of the global icons 703 // were updated in the wrong orientation. 704 updateGlobalIcons(); 705 } 706 707 @Override 708 protected void onPause() { 709 // NOTE: We want all transitions from launcher to act as if the wallpaper were enabled 710 // to be consistent. So re-enable the flag here, and we will re-disable it as necessary 711 // when Launcher resumes and we are still in AllApps. 712 updateWallpaperVisibility(true); 713 714 super.onPause(); 715 mPaused = true; 716 mDragController.cancelDrag(); 717 mDragController.resetLastGestureUpTime(); 718 } 719 720 @Override 721 public Object onRetainNonConfigurationInstance() { 722 // Flag the loader to stop early before switching 723 mModel.stopLoader(); 724 if (mAppsCustomizeContent != null) { 725 mAppsCustomizeContent.surrender(); 726 } 727 return Boolean.TRUE; 728 } 729 730 // We can't hide the IME if it was forced open. So don't bother 731 /* 732 @Override 733 public void onWindowFocusChanged(boolean hasFocus) { 734 super.onWindowFocusChanged(hasFocus); 735 736 if (hasFocus) { 737 final InputMethodManager inputManager = (InputMethodManager) 738 getSystemService(Context.INPUT_METHOD_SERVICE); 739 WindowManager.LayoutParams lp = getWindow().getAttributes(); 740 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 741 android.os.Handler()) { 742 protected void onReceiveResult(int resultCode, Bundle resultData) { 743 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 744 } 745 }); 746 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 747 } 748 } 749 */ 750 751 private boolean acceptFilter() { 752 final InputMethodManager inputManager = (InputMethodManager) 753 getSystemService(Context.INPUT_METHOD_SERVICE); 754 return !inputManager.isFullscreenMode(); 755 } 756 757 @Override 758 public boolean onKeyDown(int keyCode, KeyEvent event) { 759 final int uniChar = event.getUnicodeChar(); 760 final boolean handled = super.onKeyDown(keyCode, event); 761 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 762 if (!handled && acceptFilter() && isKeyNotWhitespace) { 763 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 764 keyCode, event); 765 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 766 // something usable has been typed - start a search 767 // the typed text will be retrieved and cleared by 768 // showSearchDialog() 769 // If there are multiple keystrokes before the search dialog takes focus, 770 // onSearchRequested() will be called for every keystroke, 771 // but it is idempotent, so it's fine. 772 return onSearchRequested(); 773 } 774 } 775 776 // Eat the long press event so the keyboard doesn't come up. 777 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 778 return true; 779 } 780 781 return handled; 782 } 783 784 private String getTypedText() { 785 return mDefaultKeySsb.toString(); 786 } 787 788 private void clearTypedText() { 789 mDefaultKeySsb.clear(); 790 mDefaultKeySsb.clearSpans(); 791 Selection.setSelection(mDefaultKeySsb, 0); 792 } 793 794 /** 795 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 796 * State 797 */ 798 private static State intToState(int stateOrdinal) { 799 State state = State.WORKSPACE; 800 final State[] stateValues = State.values(); 801 for (int i = 0; i < stateValues.length; i++) { 802 if (stateValues[i].ordinal() == stateOrdinal) { 803 state = stateValues[i]; 804 break; 805 } 806 } 807 return state; 808 } 809 810 /** 811 * Restores the previous state, if it exists. 812 * 813 * @param savedState The previous state. 814 */ 815 private void restoreState(Bundle savedState) { 816 if (savedState == null) { 817 return; 818 } 819 820 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 821 if (state == State.APPS_CUSTOMIZE) { 822 showAllApps(false); 823 } 824 825 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 826 if (currentScreen > -1) { 827 mWorkspace.setCurrentPage(currentScreen); 828 } 829 830 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 831 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 832 833 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 834 mPendingAddInfo.container = pendingAddContainer; 835 mPendingAddInfo.screen = pendingAddScreen; 836 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 837 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 838 mPendingAddInfo.spanX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_X); 839 mPendingAddInfo.spanY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y); 840 mPendingAddWidgetInfo = savedState.getParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO); 841 mWaitingForResult = true; 842 mRestoring = true; 843 } 844 845 846 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 847 if (renameFolder) { 848 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 849 mFolderInfo = mModel.getFolderById(this, sFolders, id); 850 mRestoring = true; 851 } 852 853 854 // Restore the AppsCustomize tab 855 if (mAppsCustomizeTabHost != null) { 856 String curTab = savedState.getString("apps_customize_currentTab"); 857 if (curTab != null) { 858 // We set this directly so that there is no delay before the tab is set 859 mAppsCustomizeContent.setContentType( 860 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 861 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 862 mAppsCustomizeContent.loadAssociatedPages( 863 mAppsCustomizeContent.getCurrentPage()); 864 } 865 866 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 867 mAppsCustomizeContent.restorePageForIndex(currentIndex); 868 } 869 } 870 871 /** 872 * Finds all the views we need and configure them properly. 873 */ 874 private void setupViews() { 875 final DragController dragController = mDragController; 876 877 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 878 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 879 mQsbDivider = (ImageView) findViewById(R.id.qsb_divider); 880 mDockDivider = (ImageView) findViewById(R.id.dock_divider); 881 882 // Setup the drag layer 883 mDragLayer.setup(this, dragController); 884 885 // Setup the hotseat 886 mHotseat = (Hotseat) findViewById(R.id.hotseat); 887 if (mHotseat != null) { 888 mHotseat.setup(this); 889 } 890 891 // Setup the workspace 892 mWorkspace.setHapticFeedbackEnabled(false); 893 mWorkspace.setOnLongClickListener(this); 894 mWorkspace.setup(dragController); 895 dragController.addDragListener(mWorkspace); 896 897 // Get the search/delete bar 898 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 899 900 // Setup AppsCustomize 901 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 902 findViewById(R.id.apps_customize_pane); 903 mAppsCustomizeContent = (AppsCustomizePagedView) 904 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 905 mAppsCustomizeTabHost.setup(this); 906 mAppsCustomizeContent.setup(this, dragController); 907 908 // Get the all apps button 909 mAllAppsButton = findViewById(R.id.all_apps_button); 910 if (mAllAppsButton != null) { 911 mAllAppsButton.setOnTouchListener(new View.OnTouchListener() { 912 @Override 913 public boolean onTouch(View v, MotionEvent event) { 914 if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) { 915 onTouchDownAllAppsButton(v); 916 } 917 return false; 918 } 919 }); 920 } 921 // Setup the drag controller (drop targets have to be added in reverse order in priority) 922 dragController.setDragScoller(mWorkspace); 923 dragController.setScrollView(mDragLayer); 924 dragController.setMoveTarget(mWorkspace); 925 dragController.addDropTarget(mWorkspace); 926 if (mSearchDropTargetBar != null) { 927 mSearchDropTargetBar.setup(this, dragController); 928 } 929 } 930 931 /** 932 * Creates a view representing a shortcut. 933 * 934 * @param info The data structure describing the shortcut. 935 * 936 * @return A View inflated from R.layout.application. 937 */ 938 View createShortcut(ShortcutInfo info) { 939 return createShortcut(R.layout.application, 940 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 941 } 942 943 /** 944 * Creates a view representing a shortcut inflated from the specified resource. 945 * 946 * @param layoutResId The id of the XML layout used to create the shortcut. 947 * @param parent The group the shortcut belongs to. 948 * @param info The data structure describing the shortcut. 949 * 950 * @return A View inflated from layoutResId. 951 */ 952 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 953 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 954 favorite.applyFromShortcutInfo(info, mIconCache); 955 favorite.setOnClickListener(this); 956 return favorite; 957 } 958 959 /** 960 * Add an application shortcut to the workspace. 961 * 962 * @param data The intent describing the application. 963 * @param cellInfo The position on screen where to create the shortcut. 964 */ 965 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 966 final int[] cellXY = mTmpAddItemCellCoordinates; 967 final CellLayout layout = getCellLayout(container, screen); 968 969 // First we check if we already know the exact location where we want to add this item. 970 if (cellX >= 0 && cellY >= 0) { 971 cellXY[0] = cellX; 972 cellXY[1] = cellY; 973 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 974 showOutOfSpaceMessage(isHotseatLayout(layout)); 975 return; 976 } 977 978 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 979 980 if (info != null) { 981 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 982 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 983 info.container = ItemInfo.NO_ID; 984 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 985 isWorkspaceLocked(), cellX, cellY); 986 } else { 987 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 988 } 989 } 990 991 /** 992 * Add a shortcut to the workspace. 993 * 994 * @param data The intent describing the shortcut. 995 * @param cellInfo The position on screen where to create the shortcut. 996 */ 997 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 998 int cellY) { 999 int[] cellXY = mTmpAddItemCellCoordinates; 1000 int[] touchXY = mPendingAddInfo.dropPos; 1001 CellLayout layout = getCellLayout(container, screen); 1002 1003 boolean foundCellSpan = false; 1004 1005 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 1006 if (info == null) { 1007 return; 1008 } 1009 final View view = createShortcut(info); 1010 1011 // First we check if we already know the exact location where we want to add this item. 1012 if (cellX >= 0 && cellY >= 0) { 1013 cellXY[0] = cellX; 1014 cellXY[1] = cellY; 1015 foundCellSpan = true; 1016 1017 // If appropriate, either create a folder or add to an existing folder 1018 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, 1019 true, null,null)) { 1020 return; 1021 } 1022 DragObject dragObject = new DragObject(); 1023 dragObject.dragInfo = info; 1024 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, 1025 true)) { 1026 return; 1027 } 1028 } else if (touchXY != null) { 1029 // when dragging and dropping, just find the closest free spot 1030 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 1031 foundCellSpan = (result != null); 1032 } else { 1033 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 1034 } 1035 1036 if (!foundCellSpan) { 1037 showOutOfSpaceMessage(isHotseatLayout(layout)); 1038 return; 1039 } 1040 1041 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 1042 1043 if (!mRestoring) { 1044 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 1045 isWorkspaceLocked()); 1046 } 1047 } 1048 1049 static int[] getSpanForWidget(Context context, ComponentName component, int minWidth, 1050 int minHeight) { 1051 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(context, component, null); 1052 // We want to account for the extra amount of padding that we are adding to the widget 1053 // to ensure that it gets the full amount of space that it has requested 1054 int requiredWidth = minWidth + padding.left + padding.right; 1055 int requiredHeight = minHeight + padding.top + padding.bottom; 1056 return CellLayout.rectToCell(context.getResources(), requiredWidth, requiredHeight, null); 1057 } 1058 1059 static int[] getSpanForWidget(Context context, AppWidgetProviderInfo info) { 1060 return getSpanForWidget(context, info.provider, info.minWidth, info.minHeight); 1061 } 1062 1063 static int[] getMinSpanForWidget(Context context, AppWidgetProviderInfo info) { 1064 return getSpanForWidget(context, info.provider, info.minResizeWidth, info.minResizeHeight); 1065 } 1066 1067 static int[] getSpanForWidget(Context context, PendingAddWidgetInfo info) { 1068 return getSpanForWidget(context, info.componentName, info.minWidth, info.minHeight); 1069 } 1070 1071 static int[] getMinSpanForWidget(Context context, PendingAddWidgetInfo info) { 1072 return getSpanForWidget(context, info.componentName, info.minResizeWidth, 1073 info.minResizeHeight); 1074 } 1075 1076 /** 1077 * Add a widget to the workspace. 1078 * 1079 * @param appWidgetId The app widget id 1080 * @param cellInfo The position on screen where to create the widget. 1081 */ 1082 private void completeAddAppWidget(final int appWidgetId, long container, int screen, 1083 AppWidgetHostView hostView, AppWidgetProviderInfo appWidgetInfo) { 1084 if (appWidgetInfo == null) { 1085 appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1086 } 1087 1088 // Calculate the grid spans needed to fit this widget 1089 CellLayout layout = getCellLayout(container, screen); 1090 1091 int[] minSpanXY = getMinSpanForWidget(this, appWidgetInfo); 1092 int[] spanXY = getSpanForWidget(this, appWidgetInfo); 1093 1094 // Try finding open space on Launcher screen 1095 // We have saved the position to which the widget was dragged-- this really only matters 1096 // if we are placing widgets on a "spring-loaded" screen 1097 int[] cellXY = mTmpAddItemCellCoordinates; 1098 int[] touchXY = mPendingAddInfo.dropPos; 1099 int[] finalSpan = new int[2]; 1100 boolean foundCellSpan = false; 1101 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 1102 cellXY[0] = mPendingAddInfo.cellX; 1103 cellXY[1] = mPendingAddInfo.cellY; 1104 spanXY[0] = mPendingAddInfo.spanX; 1105 spanXY[1] = mPendingAddInfo.spanY; 1106 foundCellSpan = true; 1107 } else if (touchXY != null) { 1108 // when dragging and dropping, just find the closest free spot 1109 int[] result = layout.findNearestVacantArea( 1110 touchXY[0], touchXY[1], minSpanXY[0], minSpanXY[1], spanXY[0], 1111 spanXY[1], cellXY, finalSpan); 1112 spanXY[0] = finalSpan[0]; 1113 spanXY[1] = finalSpan[1]; 1114 foundCellSpan = (result != null); 1115 } else { 1116 foundCellSpan = layout.findCellForSpan(cellXY, minSpanXY[0], minSpanXY[1]); 1117 } 1118 1119 if (!foundCellSpan) { 1120 if (appWidgetId != -1) { 1121 // Deleting an app widget ID is a void call but writes to disk before returning 1122 // to the caller... 1123 new Thread("deleteAppWidgetId") { 1124 public void run() { 1125 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1126 } 1127 }.start(); 1128 } 1129 showOutOfSpaceMessage(isHotseatLayout(layout)); 1130 return; 1131 } 1132 1133 // Build Launcher-specific widget info and save to database 1134 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId, 1135 appWidgetInfo.provider); 1136 launcherInfo.spanX = spanXY[0]; 1137 launcherInfo.spanY = spanXY[1]; 1138 launcherInfo.minSpanX = mPendingAddInfo.minSpanX; 1139 launcherInfo.minSpanY = mPendingAddInfo.minSpanY; 1140 1141 LauncherModel.addItemToDatabase(this, launcherInfo, 1142 container, screen, cellXY[0], cellXY[1], false); 1143 1144 if (!mRestoring) { 1145 if (hostView == null) { 1146 // Perform actual inflation because we're live 1147 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1148 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1149 } else { 1150 // The AppWidgetHostView has already been inflated and instantiated 1151 launcherInfo.hostView = hostView; 1152 } 1153 1154 launcherInfo.hostView.setTag(launcherInfo); 1155 launcherInfo.hostView.setVisibility(View.VISIBLE); 1156 launcherInfo.notifyWidgetSizeChanged(this); 1157 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 1158 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1159 1160 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1161 } 1162 resetAddInfo(); 1163 } 1164 1165 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1166 @Override 1167 public void onReceive(Context context, Intent intent) { 1168 final String action = intent.getAction(); 1169 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1170 mUserPresent = false; 1171 mDragLayer.clearAllResizeFrames(); 1172 updateRunning(); 1173 1174 // Reset AllApps to its initial state only if we are not in the middle of 1175 // processing a multi-step drop 1176 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1177 mAppsCustomizeTabHost.reset(); 1178 showWorkspace(false); 1179 } 1180 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1181 mUserPresent = true; 1182 updateRunning(); 1183 } 1184 } 1185 }; 1186 1187 @Override 1188 public void onAttachedToWindow() { 1189 super.onAttachedToWindow(); 1190 1191 // Listen for broadcasts related to user-presence 1192 final IntentFilter filter = new IntentFilter(); 1193 filter.addAction(Intent.ACTION_SCREEN_OFF); 1194 filter.addAction(Intent.ACTION_USER_PRESENT); 1195 registerReceiver(mReceiver, filter); 1196 1197 mAttached = true; 1198 mVisible = true; 1199 } 1200 1201 @Override 1202 public void onDetachedFromWindow() { 1203 super.onDetachedFromWindow(); 1204 mVisible = false; 1205 1206 if (mAttached) { 1207 unregisterReceiver(mReceiver); 1208 mAttached = false; 1209 } 1210 updateRunning(); 1211 } 1212 1213 public void onWindowVisibilityChanged(int visibility) { 1214 mVisible = visibility == View.VISIBLE; 1215 updateRunning(); 1216 // The following code used to be in onResume, but it turns out onResume is called when 1217 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1218 // is a more appropriate event to handle 1219 if (mVisible) { 1220 mAppsCustomizeTabHost.onWindowVisible(); 1221 if (!mWorkspaceLoading) { 1222 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1223 // We want to let Launcher draw itself at least once before we force it to build 1224 // layers on all the workspace pages, so that transitioning to Launcher from other 1225 // apps is nice and speedy. Usually the first call to preDraw doesn't correspond to 1226 // a true draw so we wait until the second preDraw call to be safe 1227 observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { 1228 public boolean onPreDraw() { 1229 // We delay the layer building a bit in order to give 1230 // other message processing a time to run. In particular 1231 // this avoids a delay in hiding the IME if it was 1232 // currently shown, because doing that may involve 1233 // some communication back with the app. 1234 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 1235 1236 // We had to enable the wallpaper visibility when launching apps from all 1237 // apps (so that the transitions would be the same as when launching from 1238 // workspace) so take this time to see if we need to re-disable the 1239 // wallpaper visibility to ensure performance. 1240 mWorkspace.post(new Runnable() { 1241 @Override 1242 public void run() { 1243 disableWallpaperIfInAllApps(); 1244 } 1245 }); 1246 1247 observer.removeOnPreDrawListener(this); 1248 return true; 1249 } 1250 }); 1251 } 1252 // When Launcher comes back to foreground, a different Activity might be responsible for 1253 // the app market intent, so refresh the icon 1254 updateAppMarketIcon(); 1255 clearTypedText(); 1256 } 1257 } 1258 1259 private void sendAdvanceMessage(long delay) { 1260 mHandler.removeMessages(ADVANCE_MSG); 1261 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1262 mHandler.sendMessageDelayed(msg, delay); 1263 mAutoAdvanceSentTime = System.currentTimeMillis(); 1264 } 1265 1266 private void updateRunning() { 1267 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1268 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1269 mAutoAdvanceRunning = autoAdvanceRunning; 1270 if (autoAdvanceRunning) { 1271 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1272 sendAdvanceMessage(delay); 1273 } else { 1274 if (!mWidgetsToAdvance.isEmpty()) { 1275 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1276 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1277 } 1278 mHandler.removeMessages(ADVANCE_MSG); 1279 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1280 } 1281 } 1282 } 1283 1284 private final Handler mHandler = new Handler() { 1285 @Override 1286 public void handleMessage(Message msg) { 1287 if (msg.what == ADVANCE_MSG) { 1288 int i = 0; 1289 for (View key: mWidgetsToAdvance.keySet()) { 1290 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1291 final int delay = mAdvanceStagger * i; 1292 if (v instanceof Advanceable) { 1293 postDelayed(new Runnable() { 1294 public void run() { 1295 ((Advanceable) v).advance(); 1296 } 1297 }, delay); 1298 } 1299 i++; 1300 } 1301 sendAdvanceMessage(mAdvanceInterval); 1302 } 1303 } 1304 }; 1305 1306 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1307 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1308 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1309 if (v instanceof Advanceable) { 1310 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1311 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1312 updateRunning(); 1313 } 1314 } 1315 1316 void removeWidgetToAutoAdvance(View hostView) { 1317 if (mWidgetsToAdvance.containsKey(hostView)) { 1318 mWidgetsToAdvance.remove(hostView); 1319 updateRunning(); 1320 } 1321 } 1322 1323 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1324 removeWidgetToAutoAdvance(launcherInfo.hostView); 1325 launcherInfo.hostView = null; 1326 } 1327 1328 void showOutOfSpaceMessage(boolean isHotseatLayout) { 1329 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); 1330 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); 1331 } 1332 1333 public LauncherAppWidgetHost getAppWidgetHost() { 1334 return mAppWidgetHost; 1335 } 1336 1337 public LauncherModel getModel() { 1338 return mModel; 1339 } 1340 1341 void closeSystemDialogs() { 1342 getWindow().closeAllPanels(); 1343 1344 // Whatever we were doing is hereby canceled. 1345 mWaitingForResult = false; 1346 } 1347 1348 @Override 1349 protected void onNewIntent(Intent intent) { 1350 super.onNewIntent(intent); 1351 1352 // Close the menu 1353 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1354 // also will cancel mWaitingForResult. 1355 closeSystemDialogs(); 1356 1357 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1358 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1359 1360 Folder openFolder = mWorkspace.getOpenFolder(); 1361 // In all these cases, only animate if we're already on home 1362 mWorkspace.exitWidgetResizeMode(); 1363 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1364 openFolder == null) { 1365 mWorkspace.moveToDefaultScreen(true); 1366 } 1367 1368 closeFolder(); 1369 exitSpringLoadedDragMode(); 1370 showWorkspace(alreadyOnHome); 1371 1372 final View v = getWindow().peekDecorView(); 1373 if (v != null && v.getWindowToken() != null) { 1374 InputMethodManager imm = (InputMethodManager)getSystemService( 1375 INPUT_METHOD_SERVICE); 1376 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1377 } 1378 1379 // Reset AllApps to its initial state 1380 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1381 mAppsCustomizeTabHost.reset(); 1382 } 1383 } 1384 } 1385 1386 @Override 1387 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1388 // Do not call super here 1389 mSavedInstanceState = savedInstanceState; 1390 } 1391 1392 @Override 1393 protected void onSaveInstanceState(Bundle outState) { 1394 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1395 super.onSaveInstanceState(outState); 1396 1397 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1398 // We close any open folder since it will not be re-opened, and we need to make sure 1399 // this state is reflected. 1400 closeFolder(); 1401 1402 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1403 mWaitingForResult) { 1404 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1405 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1406 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1407 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1408 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_X, mPendingAddInfo.spanX); 1409 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y, mPendingAddInfo.spanY); 1410 outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo); 1411 } 1412 1413 if (mFolderInfo != null && mWaitingForResult) { 1414 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1415 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1416 } 1417 1418 // Save the current AppsCustomize tab 1419 if (mAppsCustomizeTabHost != null) { 1420 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1421 if (currentTabTag != null) { 1422 outState.putString("apps_customize_currentTab", currentTabTag); 1423 } 1424 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1425 outState.putInt("apps_customize_currentIndex", currentIndex); 1426 } 1427 } 1428 1429 @Override 1430 public void onDestroy() { 1431 super.onDestroy(); 1432 1433 // Remove all pending runnables 1434 mHandler.removeMessages(ADVANCE_MSG); 1435 mHandler.removeMessages(0); 1436 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1437 1438 // Stop callbacks from LauncherModel 1439 LauncherApplication app = ((LauncherApplication) getApplication()); 1440 mModel.stopLoader(); 1441 app.setLauncher(null); 1442 1443 try { 1444 mAppWidgetHost.stopListening(); 1445 } catch (NullPointerException ex) { 1446 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1447 } 1448 mAppWidgetHost = null; 1449 1450 mWidgetsToAdvance.clear(); 1451 1452 TextKeyListener.getInstance().release(); 1453 1454 1455 unbindWorkspaceAndHotseatItems(); 1456 1457 getContentResolver().unregisterContentObserver(mWidgetObserver); 1458 unregisterReceiver(mCloseSystemDialogsReceiver); 1459 1460 mDragLayer.clearAllResizeFrames(); 1461 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1462 mWorkspace.removeAllViews(); 1463 mWorkspace = null; 1464 mDragController = null; 1465 1466 ValueAnimator.clearAllAnimations(); 1467 } 1468 1469 public DragController getDragController() { 1470 return mDragController; 1471 } 1472 1473 @Override 1474 public void startActivityForResult(Intent intent, int requestCode) { 1475 if (requestCode >= 0) mWaitingForResult = true; 1476 super.startActivityForResult(intent, requestCode); 1477 } 1478 1479 /** 1480 * Indicates that we want global search for this activity by setting the globalSearch 1481 * argument for {@link #startSearch} to true. 1482 */ 1483 @Override 1484 public void startSearch(String initialQuery, boolean selectInitialQuery, 1485 Bundle appSearchData, boolean globalSearch) { 1486 1487 showWorkspace(true); 1488 1489 if (initialQuery == null) { 1490 // Use any text typed in the launcher as the initial query 1491 initialQuery = getTypedText(); 1492 } 1493 if (appSearchData == null) { 1494 appSearchData = new Bundle(); 1495 appSearchData.putString(Search.SOURCE, "launcher-search"); 1496 } 1497 Rect sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1498 1499 final SearchManager searchManager = 1500 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1501 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1502 appSearchData, globalSearch, sourceBounds); 1503 } 1504 1505 @Override 1506 public boolean onCreateOptionsMenu(Menu menu) { 1507 if (isWorkspaceLocked()) { 1508 return false; 1509 } 1510 1511 super.onCreateOptionsMenu(menu); 1512 1513 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1514 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1515 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1516 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1517 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1518 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1519 String helpUrl = getString(R.string.help_url); 1520 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1521 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1522 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1523 1524 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1525 .setIcon(android.R.drawable.ic_menu_gallery) 1526 .setAlphabeticShortcut('W'); 1527 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1528 .setIcon(android.R.drawable.ic_menu_manage) 1529 .setIntent(manageApps) 1530 .setAlphabeticShortcut('M'); 1531 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1532 .setIcon(android.R.drawable.ic_menu_preferences) 1533 .setIntent(settings) 1534 .setAlphabeticShortcut('P'); 1535 if (!helpUrl.isEmpty()) { 1536 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1537 .setIcon(android.R.drawable.ic_menu_help) 1538 .setIntent(help) 1539 .setAlphabeticShortcut('H'); 1540 } 1541 return true; 1542 } 1543 1544 @Override 1545 public boolean onPrepareOptionsMenu(Menu menu) { 1546 super.onPrepareOptionsMenu(menu); 1547 1548 if (mAppsCustomizeTabHost.isTransitioning()) { 1549 return false; 1550 } 1551 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1552 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1553 1554 return true; 1555 } 1556 1557 @Override 1558 public boolean onOptionsItemSelected(MenuItem item) { 1559 switch (item.getItemId()) { 1560 case MENU_WALLPAPER_SETTINGS: 1561 startWallpaper(); 1562 return true; 1563 } 1564 1565 return super.onOptionsItemSelected(item); 1566 } 1567 1568 @Override 1569 public boolean onSearchRequested() { 1570 startSearch(null, false, null, true); 1571 // Use a custom animation for launching search 1572 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1573 return true; 1574 } 1575 1576 public boolean isWorkspaceLocked() { 1577 return mWorkspaceLoading || mWaitingForResult; 1578 } 1579 1580 private void resetAddInfo() { 1581 mPendingAddInfo.container = ItemInfo.NO_ID; 1582 mPendingAddInfo.screen = -1; 1583 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1584 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1585 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; 1586 mPendingAddInfo.dropPos = null; 1587 } 1588 1589 void addAppWidgetImpl(final int appWidgetId, ItemInfo info, AppWidgetHostView boundWidget, 1590 AppWidgetProviderInfo appWidgetInfo) { 1591 if (appWidgetInfo.configure != null) { 1592 mPendingAddWidgetInfo = appWidgetInfo; 1593 1594 // Launch over to configure widget, if needed 1595 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1596 intent.setComponent(appWidgetInfo.configure); 1597 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1598 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1599 } else { 1600 // Otherwise just add it 1601 completeAddAppWidget(appWidgetId, info.container, info.screen, boundWidget, 1602 appWidgetInfo); 1603 // Exit spring loaded mode if necessary after adding the widget 1604 exitSpringLoadedDragModeDelayed(true, false, null); 1605 } 1606 } 1607 1608 /** 1609 * Process a shortcut drop. 1610 * 1611 * @param componentName The name of the component 1612 * @param screen The screen where it should be added 1613 * @param cell The cell it should be added to, optional 1614 * @param position The location on the screen where it was dropped, optional 1615 */ 1616 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1617 int[] cell, int[] loc) { 1618 resetAddInfo(); 1619 mPendingAddInfo.container = container; 1620 mPendingAddInfo.screen = screen; 1621 mPendingAddInfo.dropPos = loc; 1622 1623 if (cell != null) { 1624 mPendingAddInfo.cellX = cell[0]; 1625 mPendingAddInfo.cellY = cell[1]; 1626 } 1627 1628 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1629 createShortcutIntent.setComponent(componentName); 1630 processShortcut(createShortcutIntent); 1631 } 1632 1633 /** 1634 * Process a widget drop. 1635 * 1636 * @param info The PendingAppWidgetInfo of the widget being added. 1637 * @param screen The screen where it should be added 1638 * @param cell The cell it should be added to, optional 1639 * @param position The location on the screen where it was dropped, optional 1640 */ 1641 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1642 int[] cell, int[] span, int[] loc) { 1643 resetAddInfo(); 1644 mPendingAddInfo.container = info.container = container; 1645 mPendingAddInfo.screen = info.screen = screen; 1646 mPendingAddInfo.dropPos = loc; 1647 mPendingAddInfo.minSpanX = info.minSpanX; 1648 mPendingAddInfo.minSpanY = info.minSpanY; 1649 1650 if (cell != null) { 1651 mPendingAddInfo.cellX = cell[0]; 1652 mPendingAddInfo.cellY = cell[1]; 1653 } 1654 if (span != null) { 1655 mPendingAddInfo.spanX = span[0]; 1656 mPendingAddInfo.spanY = span[1]; 1657 } 1658 1659 AppWidgetHostView hostView = info.boundWidget; 1660 int appWidgetId; 1661 if (hostView != null) { 1662 appWidgetId = hostView.getAppWidgetId(); 1663 addAppWidgetImpl(appWidgetId, info, hostView, info.info); 1664 } else { 1665 // In this case, we either need to start an activity to get permission to bind 1666 // the widget, or we need to start an activity to configure the widget, or both. 1667 appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1668 if (mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, info.componentName)) { 1669 addAppWidgetImpl(appWidgetId, info, null, info.info); 1670 } else { 1671 mPendingAddWidgetInfo = info.info; 1672 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND); 1673 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1674 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName); 1675 startActivityForResult(intent, REQUEST_BIND_APPWIDGET); 1676 } 1677 } 1678 } 1679 1680 void processShortcut(Intent intent) { 1681 // Handle case where user selected "Applications" 1682 String applicationName = getResources().getString(R.string.group_applications); 1683 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1684 1685 if (applicationName != null && applicationName.equals(shortcutName)) { 1686 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1687 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1688 1689 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1690 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1691 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1692 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1693 } else { 1694 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1695 } 1696 } 1697 1698 void processWallpaper(Intent intent) { 1699 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1700 } 1701 1702 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1703 int cellY) { 1704 final FolderInfo folderInfo = new FolderInfo(); 1705 folderInfo.title = getText(R.string.folder_name); 1706 1707 // Update the model 1708 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1709 false); 1710 sFolders.put(folderInfo.id, folderInfo); 1711 1712 // Create the view 1713 FolderIcon newFolder = 1714 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1715 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1716 isWorkspaceLocked()); 1717 return newFolder; 1718 } 1719 1720 void removeFolder(FolderInfo folder) { 1721 sFolders.remove(folder.id); 1722 } 1723 1724 private void startWallpaper() { 1725 showWorkspace(true); 1726 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1727 Intent chooser = Intent.createChooser(pickWallpaper, 1728 getText(R.string.chooser_wallpaper)); 1729 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1730 // Removed in Eclair MR1 1731// WallpaperManager wm = (WallpaperManager) 1732// getSystemService(Context.WALLPAPER_SERVICE); 1733// WallpaperInfo wi = wm.getWallpaperInfo(); 1734// if (wi != null && wi.getSettingsActivity() != null) { 1735// LabeledIntent li = new LabeledIntent(getPackageName(), 1736// R.string.configure_wallpaper, 0); 1737// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1738// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1739// } 1740 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1741 } 1742 1743 /** 1744 * Registers various content observers. The current implementation registers 1745 * only a favorites observer to keep track of the favorites applications. 1746 */ 1747 private void registerContentObservers() { 1748 ContentResolver resolver = getContentResolver(); 1749 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1750 true, mWidgetObserver); 1751 } 1752 1753 @Override 1754 public boolean dispatchKeyEvent(KeyEvent event) { 1755 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1756 switch (event.getKeyCode()) { 1757 case KeyEvent.KEYCODE_HOME: 1758 return true; 1759 case KeyEvent.KEYCODE_VOLUME_DOWN: 1760 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1761 dumpState(); 1762 return true; 1763 } 1764 break; 1765 } 1766 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1767 switch (event.getKeyCode()) { 1768 case KeyEvent.KEYCODE_HOME: 1769 return true; 1770 } 1771 } 1772 1773 return super.dispatchKeyEvent(event); 1774 } 1775 1776 @Override 1777 public void onBackPressed() { 1778 if (mState == State.APPS_CUSTOMIZE) { 1779 showWorkspace(true); 1780 } else if (mWorkspace.getOpenFolder() != null) { 1781 Folder openFolder = mWorkspace.getOpenFolder(); 1782 if (openFolder.isEditingName()) { 1783 openFolder.dismissEditingName(); 1784 } else { 1785 closeFolder(); 1786 } 1787 } else { 1788 mWorkspace.exitWidgetResizeMode(); 1789 1790 // Back button is a no-op here, but give at least some feedback for the button press 1791 mWorkspace.showOutlinesTemporarily(); 1792 } 1793 } 1794 1795 /** 1796 * Re-listen when widgets are reset. 1797 */ 1798 private void onAppWidgetReset() { 1799 if (mAppWidgetHost != null) { 1800 mAppWidgetHost.startListening(); 1801 } 1802 } 1803 1804 /** 1805 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1806 * leak the previous Home screen on orientation change. 1807 */ 1808 private void unbindWorkspaceAndHotseatItems() { 1809 if (mModel != null) { 1810 mModel.unbindWorkspaceItems(); 1811 } 1812 } 1813 1814 /** 1815 * Launches the intent referred by the clicked shortcut. 1816 * 1817 * @param v The view representing the clicked shortcut. 1818 */ 1819 public void onClick(View v) { 1820 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1821 // view has detached (it's possible for this to happen if the view is removed mid touch). 1822 if (v.getWindowToken() == null) { 1823 return; 1824 } 1825 1826 if (!mWorkspace.isFinishedSwitchingState()) { 1827 return; 1828 } 1829 1830 Object tag = v.getTag(); 1831 if (tag instanceof ShortcutInfo) { 1832 // Open shortcut 1833 final Intent intent = ((ShortcutInfo) tag).intent; 1834 int[] pos = new int[2]; 1835 v.getLocationOnScreen(pos); 1836 intent.setSourceBounds(new Rect(pos[0], pos[1], 1837 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1838 1839 boolean success = startActivitySafely(v, intent, tag); 1840 1841 if (success && v instanceof BubbleTextView) { 1842 mWaitingForResume = (BubbleTextView) v; 1843 mWaitingForResume.setStayPressed(true); 1844 } 1845 } else if (tag instanceof FolderInfo) { 1846 if (v instanceof FolderIcon) { 1847 FolderIcon fi = (FolderIcon) v; 1848 handleFolderClick(fi); 1849 } 1850 } else if (v == mAllAppsButton) { 1851 if (mState == State.APPS_CUSTOMIZE) { 1852 showWorkspace(true); 1853 } else { 1854 onClickAllAppsButton(v); 1855 } 1856 } 1857 } 1858 1859 public boolean onTouch(View v, MotionEvent event) { 1860 // this is an intercepted event being forwarded from mWorkspace; 1861 // clicking anywhere on the workspace causes the customization drawer to slide down 1862 showWorkspace(true); 1863 return false; 1864 } 1865 1866 /** 1867 * Event handler for the search button 1868 * 1869 * @param v The view that was clicked. 1870 */ 1871 public void onClickSearchButton(View v) { 1872 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1873 1874 onSearchRequested(); 1875 } 1876 1877 /** 1878 * Event handler for the voice button 1879 * 1880 * @param v The view that was clicked. 1881 */ 1882 public void onClickVoiceButton(View v) { 1883 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1884 1885 try { 1886 final SearchManager searchManager = 1887 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1888 ComponentName activityName = searchManager.getGlobalSearchActivity(); 1889 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1890 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1891 if (activityName != null) { 1892 intent.setPackage(activityName.getPackageName()); 1893 } 1894 startActivity(null, intent, "onClickVoiceButton"); 1895 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1896 } catch (ActivityNotFoundException e) { 1897 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1898 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1899 startActivitySafely(null, intent, "onClickVoiceButton"); 1900 } 1901 } 1902 1903 /** 1904 * Event handler for the "grid" button that appears on the home screen, which 1905 * enters all apps mode. 1906 * 1907 * @param v The view that was clicked. 1908 */ 1909 public void onClickAllAppsButton(View v) { 1910 showAllApps(true); 1911 } 1912 1913 public void onTouchDownAllAppsButton(View v) { 1914 // Provide the same haptic feedback that the system offers for virtual keys. 1915 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1916 } 1917 1918 public void onClickAppMarketButton(View v) { 1919 if (mAppMarketIntent != null) { 1920 startActivitySafely(v, mAppMarketIntent, "app market"); 1921 } else { 1922 Log.e(TAG, "Invalid app market intent."); 1923 } 1924 } 1925 1926 void startApplicationDetailsActivity(ComponentName componentName) { 1927 String packageName = componentName.getPackageName(); 1928 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1929 Uri.fromParts("package", packageName, null)); 1930 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1931 startActivitySafely(null, intent, "startApplicationDetailsActivity"); 1932 } 1933 1934 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1935 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1936 // System applications cannot be installed. For now, show a toast explaining that. 1937 // We may give them the option of disabling apps this way. 1938 int messageId = R.string.uninstall_system_app_text; 1939 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1940 } else { 1941 String packageName = appInfo.componentName.getPackageName(); 1942 String className = appInfo.componentName.getClassName(); 1943 Intent intent = new Intent( 1944 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1945 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1946 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1947 startActivity(intent); 1948 } 1949 } 1950 1951 boolean startActivity(View v, Intent intent, Object tag) { 1952 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1953 1954 try { 1955 // Only launch using the new animation if the shortcut has not opted out (this is a 1956 // private contract between launcher and may be ignored in the future). 1957 boolean useLaunchAnimation = (v != null) && 1958 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION); 1959 if (useLaunchAnimation) { 1960 ActivityOptions opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, 1961 v.getMeasuredWidth(), v.getMeasuredHeight()); 1962 1963 startActivity(intent, opts.toBundle()); 1964 } else { 1965 startActivity(intent); 1966 } 1967 return true; 1968 } catch (SecurityException e) { 1969 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1970 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1971 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1972 "or use the exported attribute for this activity. " 1973 + "tag="+ tag + " intent=" + intent, e); 1974 } 1975 return false; 1976 } 1977 1978 boolean startActivitySafely(View v, Intent intent, Object tag) { 1979 boolean success = false; 1980 try { 1981 success = startActivity(v, intent, tag); 1982 } catch (ActivityNotFoundException e) { 1983 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1984 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1985 } 1986 return success; 1987 } 1988 1989 void startActivityForResultSafely(Intent intent, int requestCode) { 1990 try { 1991 startActivityForResult(intent, requestCode); 1992 } catch (ActivityNotFoundException e) { 1993 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1994 } catch (SecurityException e) { 1995 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1996 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1997 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1998 "or use the exported attribute for this activity.", e); 1999 } 2000 } 2001 2002 private void handleFolderClick(FolderIcon folderIcon) { 2003 final FolderInfo info = folderIcon.mInfo; 2004 Folder openFolder = mWorkspace.getFolderForTag(info); 2005 2006 // If the folder info reports that the associated folder is open, then verify that 2007 // it is actually opened. There have been a few instances where this gets out of sync. 2008 if (info.opened && openFolder == null) { 2009 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 2010 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 2011 info.opened = false; 2012 } 2013 2014 if (!info.opened) { 2015 // Close any open folder 2016 closeFolder(); 2017 // Open the requested folder 2018 openFolder(folderIcon); 2019 } else { 2020 // Find the open folder... 2021 int folderScreen; 2022 if (openFolder != null) { 2023 folderScreen = mWorkspace.getPageForView(openFolder); 2024 // .. and close it 2025 closeFolder(openFolder); 2026 if (folderScreen != mWorkspace.getCurrentPage()) { 2027 // Close any folder open on the current screen 2028 closeFolder(); 2029 // Pull the folder onto this screen 2030 openFolder(folderIcon); 2031 } 2032 } 2033 } 2034 } 2035 2036 /** 2037 * This method draws the FolderIcon to an ImageView and then adds and positions that ImageView 2038 * in the DragLayer in the exact absolute location of the original FolderIcon. 2039 */ 2040 private void copyFolderIconToImage(FolderIcon fi) { 2041 final int width = fi.getMeasuredWidth(); 2042 final int height = fi.getMeasuredHeight(); 2043 2044 // Lazy load ImageView, Bitmap and Canvas 2045 if (mFolderIconImageView == null) { 2046 mFolderIconImageView = new ImageView(this); 2047 } 2048 if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width || 2049 mFolderIconBitmap.getHeight() != height) { 2050 mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); 2051 mFolderIconCanvas = new Canvas(mFolderIconBitmap); 2052 } 2053 2054 DragLayer.LayoutParams lp; 2055 if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) { 2056 lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams(); 2057 } else { 2058 lp = new DragLayer.LayoutParams(width, height); 2059 } 2060 2061 mDragLayer.getViewRectRelativeToSelf(fi, mRectForFolderAnimation); 2062 lp.customPosition = true; 2063 lp.x = mRectForFolderAnimation.left; 2064 lp.y = mRectForFolderAnimation.top; 2065 lp.width = width; 2066 lp.height = height; 2067 2068 mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR); 2069 fi.draw(mFolderIconCanvas); 2070 mFolderIconImageView.setImageBitmap(mFolderIconBitmap); 2071 if (fi.mFolder != null) { 2072 mFolderIconImageView.setPivotX(fi.mFolder.getPivotXForIconAnimation()); 2073 mFolderIconImageView.setPivotY(fi.mFolder.getPivotYForIconAnimation()); 2074 } 2075 // Just in case this image view is still in the drag layer from a previous animation, 2076 // we remove it and re-add it. 2077 if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) { 2078 mDragLayer.removeView(mFolderIconImageView); 2079 } 2080 mDragLayer.addView(mFolderIconImageView, lp); 2081 if (fi.mFolder != null) { 2082 fi.mFolder.bringToFront(); 2083 } 2084 } 2085 2086 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2087 if (fi == null) return; 2088 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2089 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2090 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2091 2092 FolderInfo info = (FolderInfo) fi.getTag(); 2093 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2094 CellLayout cl = (CellLayout) fi.getParent().getParent(); 2095 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 2096 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 2097 } 2098 2099 // Push an ImageView copy of the FolderIcon into the DragLayer and hide the original 2100 copyFolderIconToImage(fi); 2101 fi.setVisibility(View.INVISIBLE); 2102 2103 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2104 scaleX, scaleY); 2105 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2106 oa.start(); 2107 } 2108 2109 private void shrinkAndFadeInFolderIcon(final FolderIcon fi) { 2110 if (fi == null) return; 2111 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2112 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2113 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2114 2115 final CellLayout cl = (CellLayout) fi.getParent().getParent(); 2116 2117 // We remove and re-draw the FolderIcon in-case it has changed 2118 mDragLayer.removeView(mFolderIconImageView); 2119 copyFolderIconToImage(fi); 2120 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2121 scaleX, scaleY); 2122 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2123 oa.addListener(new AnimatorListenerAdapter() { 2124 @Override 2125 public void onAnimationEnd(Animator animation) { 2126 if (cl != null) { 2127 cl.clearFolderLeaveBehind(); 2128 // Remove the ImageView copy of the FolderIcon and make the original visible. 2129 mDragLayer.removeView(mFolderIconImageView); 2130 fi.setVisibility(View.VISIBLE); 2131 } 2132 } 2133 }); 2134 oa.start(); 2135 } 2136 2137 /** 2138 * Opens the user folder described by the specified tag. The opening of the folder 2139 * is animated relative to the specified View. If the View is null, no animation 2140 * is played. 2141 * 2142 * @param folderInfo The FolderInfo describing the folder to open. 2143 */ 2144 public void openFolder(FolderIcon folderIcon) { 2145 Folder folder = folderIcon.mFolder; 2146 FolderInfo info = folder.mInfo; 2147 2148 info.opened = true; 2149 2150 // Just verify that the folder hasn't already been added to the DragLayer. 2151 // There was a one-off crash where the folder had a parent already. 2152 if (folder.getParent() == null) { 2153 mDragLayer.addView(folder); 2154 mDragController.addDropTarget((DropTarget) folder); 2155 } else { 2156 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2157 folder.getParent() + ")."); 2158 } 2159 folder.animateOpen(); 2160 growAndFadeOutFolderIcon(folderIcon); 2161 } 2162 2163 public void closeFolder() { 2164 Folder folder = mWorkspace.getOpenFolder(); 2165 if (folder != null) { 2166 if (folder.isEditingName()) { 2167 folder.dismissEditingName(); 2168 } 2169 closeFolder(folder); 2170 2171 // Dismiss the folder cling 2172 dismissFolderCling(null); 2173 } 2174 } 2175 2176 void closeFolder(Folder folder) { 2177 folder.getInfo().opened = false; 2178 2179 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2180 if (parent != null) { 2181 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2182 shrinkAndFadeInFolderIcon(fi); 2183 } 2184 folder.animateClosed(); 2185 } 2186 2187 public boolean onLongClick(View v) { 2188 if (!isDraggingEnabled()) return false; 2189 if (isWorkspaceLocked()) return false; 2190 if (mState != State.WORKSPACE) return false; 2191 2192 if (!(v instanceof CellLayout)) { 2193 v = (View) v.getParent().getParent(); 2194 } 2195 2196 resetAddInfo(); 2197 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2198 // This happens when long clicking an item with the dpad/trackball 2199 if (longClickCellInfo == null) { 2200 return true; 2201 } 2202 2203 // The hotseat touch handling does not go through Workspace, and we always allow long press 2204 // on hotseat items. 2205 final View itemUnderLongClick = longClickCellInfo.cell; 2206 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2207 if (allowLongPress && !mDragController.isDragging()) { 2208 if (itemUnderLongClick == null) { 2209 // User long pressed on empty space 2210 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2211 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2212 startWallpaper(); 2213 } else { 2214 if (!(itemUnderLongClick instanceof Folder)) { 2215 // User long pressed on an item 2216 mWorkspace.startDrag(longClickCellInfo); 2217 } 2218 } 2219 } 2220 return true; 2221 } 2222 2223 boolean isHotseatLayout(View layout) { 2224 return mHotseat != null && layout != null && 2225 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2226 } 2227 Hotseat getHotseat() { 2228 return mHotseat; 2229 } 2230 SearchDropTargetBar getSearchBar() { 2231 return mSearchDropTargetBar; 2232 } 2233 2234 /** 2235 * Returns the CellLayout of the specified container at the specified screen. 2236 */ 2237 CellLayout getCellLayout(long container, int screen) { 2238 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2239 if (mHotseat != null) { 2240 return mHotseat.getLayout(); 2241 } else { 2242 return null; 2243 } 2244 } else { 2245 return (CellLayout) mWorkspace.getChildAt(screen); 2246 } 2247 } 2248 2249 Workspace getWorkspace() { 2250 return mWorkspace; 2251 } 2252 2253 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2254 public boolean isAllAppsVisible() { 2255 return (mState == State.APPS_CUSTOMIZE); 2256 } 2257 2258 public boolean isAllAppsButtonRank(int rank) { 2259 return mHotseat.isAllAppsButtonRank(rank); 2260 } 2261 2262 // AllAppsView.Watcher 2263 public void zoomed(float zoom) { 2264 if (zoom == 1.0f) { 2265 mWorkspace.setVisibility(View.GONE); 2266 } 2267 } 2268 2269 /** 2270 * Helper method for the cameraZoomIn/cameraZoomOut animations 2271 * @param view The view being animated 2272 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2273 * @param scaleFactor The scale factor used for the zoom 2274 */ 2275 private void setPivotsForZoom(View view, float scaleFactor) { 2276 view.setPivotX(view.getWidth() / 2.0f); 2277 view.setPivotY(view.getHeight() / 2.0f); 2278 } 2279 2280 void disableWallpaperIfInAllApps() { 2281 // Only disable it if we are in all apps 2282 if (mState == State.APPS_CUSTOMIZE) { 2283 if (mAppsCustomizeTabHost != null && 2284 !mAppsCustomizeTabHost.isTransitioning()) { 2285 updateWallpaperVisibility(false); 2286 } 2287 } 2288 } 2289 2290 void updateWallpaperVisibility(boolean visible) { 2291 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2292 int curflags = getWindow().getAttributes().flags 2293 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2294 if (wpflags != curflags) { 2295 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2296 } 2297 } 2298 2299 private void dispatchOnLauncherTransitionPrepare(View v, boolean animated, boolean toWorkspace) { 2300 if (v instanceof LauncherTransitionable) { 2301 ((LauncherTransitionable) v).onLauncherTransitionPrepare(this, animated, toWorkspace); 2302 } 2303 } 2304 2305 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2306 if (toWorkspace) { 2307 Log.d(TAG, "6549598 Start animation to workspace"); 2308 } else { 2309 Log.d(TAG, "6549598 Start animation to all apps"); 2310 } 2311 if (v instanceof LauncherTransitionable) { 2312 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2313 } 2314 2315 // Update the workspace transition step as well 2316 dispatchOnLauncherTransitionStep(v, 0f); 2317 } 2318 2319 private void dispatchOnLauncherTransitionStep(View v, float t) { 2320 if (v instanceof LauncherTransitionable) { 2321 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2322 } 2323 } 2324 2325 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2326 if (toWorkspace) { 2327 Log.d(TAG, "6549598 End animation to workspace"); 2328 } else { 2329 Log.d(TAG, "6549598 End animation to all apps"); 2330 } 2331 if (v instanceof LauncherTransitionable) { 2332 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2333 } 2334 2335 // Update the workspace transition step as well 2336 dispatchOnLauncherTransitionStep(v, 1f); 2337 } 2338 2339 /** 2340 * Things to test when changing the following seven functions. 2341 * - Home from workspace 2342 * - from center screen 2343 * - from other screens 2344 * - Home from all apps 2345 * - from center screen 2346 * - from other screens 2347 * - Back from all apps 2348 * - from center screen 2349 * - from other screens 2350 * - Launch app from workspace and quit 2351 * - with back 2352 * - with home 2353 * - Launch app from all apps and quit 2354 * - with back 2355 * - with home 2356 * - Go to a screen that's not the default, then all 2357 * apps, and launch and app, and go back 2358 * - with back 2359 * -with home 2360 * - On workspace, long press power and go back 2361 * - with back 2362 * - with home 2363 * - On all apps, long press power and go back 2364 * - with back 2365 * - with home 2366 * - On workspace, power off 2367 * - On all apps, power off 2368 * - Launch an app and turn off the screen while in that app 2369 * - Go back with home key 2370 * - Go back with back key TODO: make this not go to workspace 2371 * - From all apps 2372 * - From workspace 2373 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2374 * - From all apps 2375 * - From the center workspace 2376 * - From another workspace 2377 */ 2378 2379 /** 2380 * Zoom the camera out from the workspace to reveal 'toView'. 2381 * Assumes that the view to show is anchored at either the very top or very bottom 2382 * of the screen. 2383 */ 2384 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2385 if (mStateAnimation != null) { 2386 mStateAnimation.cancel(); 2387 mStateAnimation = null; 2388 } 2389 final Resources res = getResources(); 2390 2391 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2392 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2393 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2394 final View fromView = mWorkspace; 2395 final AppsCustomizeTabHost toView = mAppsCustomizeTabHost; 2396 final int startDelay = 2397 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2398 2399 setPivotsForZoom(toView, scale); 2400 2401 // Shrink workspaces away if going to AppsCustomize from workspace 2402 Animator workspaceAnim = 2403 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2404 2405 if (animated) { 2406 toView.setScaleX(scale); 2407 toView.setScaleY(scale); 2408 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2409 scaleAnim. 2410 scaleX(1f).scaleY(1f). 2411 setDuration(duration). 2412 setInterpolator(new Workspace.ZoomOutInterpolator()); 2413 2414 toView.setVisibility(View.VISIBLE); 2415 toView.setAlpha(0f); 2416 final ObjectAnimator alphaAnim = ObjectAnimator 2417 .ofFloat(toView, "alpha", 0f, 1f) 2418 .setDuration(fadeDuration); 2419 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2420 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2421 @Override 2422 public void onAnimationUpdate(ValueAnimator animation) { 2423 float t = (Float) animation.getAnimatedValue(); 2424 dispatchOnLauncherTransitionStep(fromView, t); 2425 dispatchOnLauncherTransitionStep(toView, t); 2426 } 2427 }); 2428 2429 // toView should appear right at the end of the workspace shrink 2430 // animation 2431 mStateAnimation = new AnimatorSet(); 2432 mStateAnimation.play(scaleAnim).after(startDelay); 2433 mStateAnimation.play(alphaAnim).after(startDelay); 2434 2435 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2436 boolean animationCancelled = false; 2437 2438 @Override 2439 public void onAnimationStart(Animator animation) { 2440 updateWallpaperVisibility(true); 2441 // Prepare the position 2442 toView.setTranslationX(0.0f); 2443 toView.setTranslationY(0.0f); 2444 toView.setVisibility(View.VISIBLE); 2445 toView.bringToFront(); 2446 } 2447 @Override 2448 public void onAnimationEnd(Animator animation) { 2449 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2450 dispatchOnLauncherTransitionEnd(toView, animated, false); 2451 2452 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2453 // Hide the workspace scrollbar 2454 mWorkspace.hideScrollingIndicator(true); 2455 hideDockDivider(); 2456 } 2457 if (!animationCancelled) { 2458 updateWallpaperVisibility(false); 2459 } 2460 2461 // Hide the search bar 2462 mSearchDropTargetBar.hideSearchBar(false); 2463 } 2464 2465 @Override 2466 public void onAnimationCancel(Animator animation) { 2467 animationCancelled = true; 2468 } 2469 }); 2470 2471 if (workspaceAnim != null) { 2472 mStateAnimation.play(workspaceAnim); 2473 } 2474 2475 boolean delayAnim = false; 2476 final ViewTreeObserver observer; 2477 2478 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2479 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2480 2481 // If any of the objects being animated haven't been measured/laid out 2482 // yet, delay the animation until we get a layout pass 2483 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2484 (mWorkspace.getMeasuredWidth() == 0) || 2485 (toView.getMeasuredWidth() == 0)) { 2486 observer = mWorkspace.getViewTreeObserver(); 2487 delayAnim = true; 2488 } else { 2489 observer = null; 2490 } 2491 2492 final AnimatorSet stateAnimation = mStateAnimation; 2493 final Runnable startAnimRunnable = new Runnable() { 2494 public void run() { 2495 // Check that mStateAnimation hasn't changed while 2496 // we waited for a layout/draw pass 2497 if (mStateAnimation != stateAnimation) 2498 return; 2499 setPivotsForZoom(toView, scale); 2500 dispatchOnLauncherTransitionStart(fromView, animated, false); 2501 dispatchOnLauncherTransitionStart(toView, animated, false); 2502 mWorkspace.post(new Runnable() { 2503 public void run() { 2504 // Check that mStateAnimation hasn't changed while 2505 // we waited for a layout/draw pass 2506 if (mStateAnimation != stateAnimation) 2507 return; 2508 mStateAnimation.start(); 2509 } 2510 }); 2511 } 2512 }; 2513 if (delayAnim) { 2514 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() { 2515 public void onGlobalLayout() { 2516 mWorkspace.post(startAnimRunnable); 2517 observer.removeOnGlobalLayoutListener(this); 2518 } 2519 }; 2520 observer.addOnGlobalLayoutListener(delayedStart); 2521 } else { 2522 startAnimRunnable.run(); 2523 } 2524 } else { 2525 toView.setTranslationX(0.0f); 2526 toView.setTranslationY(0.0f); 2527 toView.setScaleX(1.0f); 2528 toView.setScaleY(1.0f); 2529 toView.setVisibility(View.VISIBLE); 2530 toView.bringToFront(); 2531 2532 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2533 // Hide the workspace scrollbar 2534 mWorkspace.hideScrollingIndicator(true); 2535 hideDockDivider(); 2536 2537 // Hide the search bar 2538 mSearchDropTargetBar.hideSearchBar(false); 2539 } 2540 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2541 dispatchOnLauncherTransitionStart(fromView, animated, false); 2542 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2543 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2544 dispatchOnLauncherTransitionStart(toView, animated, false); 2545 dispatchOnLauncherTransitionEnd(toView, animated, false); 2546 updateWallpaperVisibility(false); 2547 } 2548 } 2549 2550 /** 2551 * Zoom the camera back into the workspace, hiding 'fromView'. 2552 * This is the opposite of showAppsCustomizeHelper. 2553 * @param animated If true, the transition will be animated. 2554 */ 2555 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2556 final boolean springLoaded, final Runnable onCompleteRunnable) { 2557 2558 if (mStateAnimation != null) { 2559 mStateAnimation.cancel(); 2560 mStateAnimation = null; 2561 } 2562 Resources res = getResources(); 2563 2564 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2565 final int fadeOutDuration = 2566 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2567 final float scaleFactor = (float) 2568 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2569 final View fromView = mAppsCustomizeTabHost; 2570 final View toView = mWorkspace; 2571 Animator workspaceAnim = null; 2572 2573 if (toState == State.WORKSPACE) { 2574 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2575 workspaceAnim = mWorkspace.getChangeStateAnimation( 2576 Workspace.State.NORMAL, animated, stagger); 2577 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2578 workspaceAnim = mWorkspace.getChangeStateAnimation( 2579 Workspace.State.SPRING_LOADED, animated); 2580 } 2581 2582 setPivotsForZoom(fromView, scaleFactor); 2583 updateWallpaperVisibility(true); 2584 showHotseat(animated); 2585 if (animated) { 2586 final LauncherViewPropertyAnimator scaleAnim = 2587 new LauncherViewPropertyAnimator(fromView); 2588 scaleAnim. 2589 scaleX(scaleFactor).scaleY(scaleFactor). 2590 setDuration(duration). 2591 setInterpolator(new Workspace.ZoomInInterpolator()); 2592 2593 final ObjectAnimator alphaAnim = ObjectAnimator 2594 .ofFloat(fromView, "alpha", 1f, 0f) 2595 .setDuration(fadeOutDuration); 2596 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2597 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2598 @Override 2599 public void onAnimationUpdate(ValueAnimator animation) { 2600 float t = 1f - (Float) animation.getAnimatedValue(); 2601 dispatchOnLauncherTransitionStep(fromView, t); 2602 dispatchOnLauncherTransitionStep(toView, t); 2603 } 2604 }); 2605 2606 mStateAnimation = new AnimatorSet(); 2607 2608 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2609 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2610 2611 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2612 @Override 2613 public void onAnimationEnd(Animator animation) { 2614 updateWallpaperVisibility(true); 2615 fromView.setVisibility(View.GONE); 2616 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2617 dispatchOnLauncherTransitionEnd(toView, animated, true); 2618 if (mWorkspace != null) { 2619 mWorkspace.hideScrollingIndicator(false); 2620 } 2621 if (onCompleteRunnable != null) { 2622 onCompleteRunnable.run(); 2623 } 2624 } 2625 }); 2626 2627 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2628 if (workspaceAnim != null) { 2629 mStateAnimation.play(workspaceAnim); 2630 } 2631 dispatchOnLauncherTransitionStart(fromView, animated, true); 2632 dispatchOnLauncherTransitionStart(toView, animated, true); 2633 final Animator stateAnimation = mStateAnimation; 2634 mWorkspace.post(new Runnable() { 2635 public void run() { 2636 if (stateAnimation != mStateAnimation) 2637 return; 2638 mStateAnimation.start(); 2639 } 2640 }); 2641 } else { 2642 fromView.setVisibility(View.GONE); 2643 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2644 dispatchOnLauncherTransitionStart(fromView, animated, true); 2645 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2646 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2647 dispatchOnLauncherTransitionStart(toView, animated, true); 2648 dispatchOnLauncherTransitionEnd(toView, animated, true); 2649 mWorkspace.hideScrollingIndicator(false); 2650 } 2651 } 2652 2653 @Override 2654 public void onTrimMemory(int level) { 2655 super.onTrimMemory(level); 2656 if (level >= ComponentCallbacks2.TRIM_MEMORY_MODERATE) { 2657 mAppsCustomizeTabHost.onTrimMemory(); 2658 } 2659 } 2660 2661 @Override 2662 public void onWindowFocusChanged(boolean hasFocus) { 2663 if (!hasFocus) { 2664 // When another window occludes launcher (like the notification shade, or recents), 2665 // ensure that we enable the wallpaper flag so that transitions are done correctly. 2666 updateWallpaperVisibility(true); 2667 } else { 2668 // When launcher has focus again, disable the wallpaper if we are in AllApps 2669 disableWallpaperIfInAllApps(); 2670 } 2671 } 2672 2673 void showWorkspace(boolean animated) { 2674 showWorkspace(animated, null); 2675 } 2676 2677 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2678 if (mState != State.WORKSPACE) { 2679 boolean wasInSpringLoadedMode = (mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2680 mWorkspace.setVisibility(View.VISIBLE); 2681 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2682 2683 // Show the search bar (only animate if we were showing the drop target bar in spring 2684 // loaded mode) 2685 mSearchDropTargetBar.showSearchBar(wasInSpringLoadedMode); 2686 2687 // We only need to animate in the dock divider if we're going from spring loaded mode 2688 showDockDivider(animated && wasInSpringLoadedMode); 2689 2690 // Set focus to the AppsCustomize button 2691 if (mAllAppsButton != null) { 2692 mAllAppsButton.requestFocus(); 2693 } 2694 } 2695 2696 mWorkspace.flashScrollingIndicator(animated); 2697 2698 // Change the state *after* we've called all the transition code 2699 mState = State.WORKSPACE; 2700 2701 // Resume the auto-advance of widgets 2702 mUserPresent = true; 2703 updateRunning(); 2704 2705 // send an accessibility event to announce the context change 2706 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2707 } 2708 2709 void showAllApps(boolean animated) { 2710 if (mState != State.WORKSPACE) return; 2711 2712 showAppsCustomizeHelper(animated, false); 2713 mAppsCustomizeTabHost.requestFocus(); 2714 2715 // Change the state *after* we've called all the transition code 2716 mState = State.APPS_CUSTOMIZE; 2717 2718 // Pause the auto-advance of widgets until we are out of AllApps 2719 mUserPresent = false; 2720 updateRunning(); 2721 closeFolder(); 2722 2723 // Send an accessibility event to announce the context change 2724 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2725 } 2726 2727 void enterSpringLoadedDragMode() { 2728 if (mState == State.APPS_CUSTOMIZE) { 2729 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2730 hideDockDivider(); 2731 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2732 } 2733 } 2734 2735 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2736 final Runnable onCompleteRunnable) { 2737 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2738 2739 mHandler.postDelayed(new Runnable() { 2740 @Override 2741 public void run() { 2742 if (successfulDrop) { 2743 // Before we show workspace, hide all apps again because 2744 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2745 // clean up our state transition functions 2746 mAppsCustomizeTabHost.setVisibility(View.GONE); 2747 showWorkspace(true, onCompleteRunnable); 2748 } else { 2749 exitSpringLoadedDragMode(); 2750 } 2751 } 2752 }, (extendedDelay ? 2753 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2754 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2755 } 2756 2757 void exitSpringLoadedDragMode() { 2758 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2759 final boolean animated = true; 2760 final boolean springLoaded = true; 2761 showAppsCustomizeHelper(animated, springLoaded); 2762 mState = State.APPS_CUSTOMIZE; 2763 } 2764 // Otherwise, we are not in spring loaded mode, so don't do anything. 2765 } 2766 2767 void hideDockDivider() { 2768 if (mQsbDivider != null && mDockDivider != null) { 2769 mQsbDivider.setVisibility(View.INVISIBLE); 2770 mDockDivider.setVisibility(View.INVISIBLE); 2771 } 2772 } 2773 2774 void showDockDivider(boolean animated) { 2775 if (mQsbDivider != null && mDockDivider != null) { 2776 mQsbDivider.setVisibility(View.VISIBLE); 2777 mDockDivider.setVisibility(View.VISIBLE); 2778 if (mDividerAnimator != null) { 2779 mDividerAnimator.cancel(); 2780 mQsbDivider.setAlpha(1f); 2781 mDockDivider.setAlpha(1f); 2782 mDividerAnimator = null; 2783 } 2784 if (animated) { 2785 mDividerAnimator = new AnimatorSet(); 2786 mDividerAnimator.playTogether(ObjectAnimator.ofFloat(mQsbDivider, "alpha", 1f), 2787 ObjectAnimator.ofFloat(mDockDivider, "alpha", 1f)); 2788 mDividerAnimator.setDuration(mSearchDropTargetBar.getTransitionInDuration()); 2789 mDividerAnimator.start(); 2790 } 2791 } 2792 } 2793 2794 void lockAllApps() { 2795 // TODO 2796 } 2797 2798 void unlockAllApps() { 2799 // TODO 2800 } 2801 2802 public boolean isAllAppsCustomizeOpen() { 2803 return mState == State.APPS_CUSTOMIZE; 2804 } 2805 2806 /** 2807 * Shows the hotseat area. 2808 */ 2809 void showHotseat(boolean animated) { 2810 if (!LauncherApplication.isScreenLarge()) { 2811 if (animated) { 2812 if (mHotseat.getAlpha() != 1f) { 2813 int duration = mSearchDropTargetBar.getTransitionInDuration(); 2814 mHotseat.animate().alpha(1f).setDuration(duration); 2815 } 2816 } else { 2817 mHotseat.setAlpha(1f); 2818 } 2819 } 2820 } 2821 2822 /** 2823 * Hides the hotseat area. 2824 */ 2825 void hideHotseat(boolean animated) { 2826 if (!LauncherApplication.isScreenLarge()) { 2827 if (animated) { 2828 if (mHotseat.getAlpha() != 0f) { 2829 int duration = mSearchDropTargetBar.getTransitionOutDuration(); 2830 mHotseat.animate().alpha(0f).setDuration(duration); 2831 } 2832 } else { 2833 mHotseat.setAlpha(0f); 2834 } 2835 } 2836 } 2837 2838 /** 2839 * Add an item from all apps or customize onto the given workspace screen. 2840 * If layout is null, add to the current screen. 2841 */ 2842 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2843 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2844 showOutOfSpaceMessage(isHotseatLayout(layout)); 2845 } 2846 } 2847 2848 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2849 private int getCurrentOrientationIndexForGlobalIcons() { 2850 // default - 0, landscape - 1 2851 switch (getResources().getConfiguration().orientation) { 2852 case Configuration.ORIENTATION_LANDSCAPE: 2853 return 1; 2854 default: 2855 return 0; 2856 } 2857 } 2858 2859 private Drawable getExternalPackageToolbarIcon(ComponentName activityName, String resourceName) { 2860 try { 2861 PackageManager packageManager = getPackageManager(); 2862 // Look for the toolbar icon specified in the activity meta-data 2863 Bundle metaData = packageManager.getActivityInfo( 2864 activityName, PackageManager.GET_META_DATA).metaData; 2865 if (metaData != null) { 2866 int iconResId = metaData.getInt(resourceName); 2867 if (iconResId != 0) { 2868 Resources res = packageManager.getResourcesForActivity(activityName); 2869 return res.getDrawable(iconResId); 2870 } 2871 } 2872 } catch (NameNotFoundException e) { 2873 // This can happen if the activity defines an invalid drawable 2874 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2875 " not found", e); 2876 } catch (Resources.NotFoundException nfe) { 2877 // This can happen if the activity defines an invalid drawable 2878 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2879 nfe); 2880 } 2881 return null; 2882 } 2883 2884 // if successful in getting icon, return it; otherwise, set button to use default drawable 2885 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2886 int buttonId, ComponentName activityName, int fallbackDrawableId, 2887 String toolbarResourceName) { 2888 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2889 Resources r = getResources(); 2890 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2891 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2892 2893 TextView button = (TextView) findViewById(buttonId); 2894 // If we were unable to find the icon via the meta-data, use a generic one 2895 if (toolbarIcon == null) { 2896 toolbarIcon = r.getDrawable(fallbackDrawableId); 2897 toolbarIcon.setBounds(0, 0, w, h); 2898 if (button != null) { 2899 button.setCompoundDrawables(toolbarIcon, null, null, null); 2900 } 2901 return null; 2902 } else { 2903 toolbarIcon.setBounds(0, 0, w, h); 2904 if (button != null) { 2905 button.setCompoundDrawables(toolbarIcon, null, null, null); 2906 } 2907 return toolbarIcon.getConstantState(); 2908 } 2909 } 2910 2911 // if successful in getting icon, return it; otherwise, set button to use default drawable 2912 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2913 int buttonId, ComponentName activityName, int fallbackDrawableId, 2914 String toolbarResourceName) { 2915 ImageView button = (ImageView) findViewById(buttonId); 2916 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2917 2918 if (button != null) { 2919 // If we were unable to find the icon via the meta-data, use a 2920 // generic one 2921 if (toolbarIcon == null) { 2922 button.setImageResource(fallbackDrawableId); 2923 } else { 2924 button.setImageDrawable(toolbarIcon); 2925 } 2926 } 2927 2928 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2929 2930 } 2931 2932 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2933 TextView button = (TextView) findViewById(buttonId); 2934 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2935 } 2936 2937 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2938 ImageView button = (ImageView) findViewById(buttonId); 2939 button.setImageDrawable(d.newDrawable(getResources())); 2940 } 2941 2942 private void invalidatePressedFocusedStates(View container, View button) { 2943 if (container instanceof HolographicLinearLayout) { 2944 HolographicLinearLayout layout = (HolographicLinearLayout) container; 2945 layout.invalidatePressedFocusedStates(); 2946 } else if (button instanceof HolographicImageView) { 2947 HolographicImageView view = (HolographicImageView) button; 2948 view.invalidatePressedFocusedStates(); 2949 } 2950 } 2951 2952 private boolean updateGlobalSearchIcon() { 2953 final View searchButtonContainer = findViewById(R.id.search_button_container); 2954 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2955 final View searchDivider = findViewById(R.id.search_divider); 2956 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2957 final View voiceButton = findViewById(R.id.voice_button); 2958 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 2959 2960 final SearchManager searchManager = 2961 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2962 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2963 if (activityName != null) { 2964 int coi = getCurrentOrientationIndexForGlobalIcons(); 2965 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2966 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 2967 TOOLBAR_SEARCH_ICON_METADATA_NAME); 2968 if (sGlobalSearchIcon[coi] == null) { 2969 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2970 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 2971 TOOLBAR_ICON_METADATA_NAME); 2972 } 2973 2974 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2975 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 2976 searchButton.setVisibility(View.VISIBLE); 2977 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2978 return true; 2979 } else { 2980 // We disable both search and voice search when there is no global search provider 2981 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2982 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 2983 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2984 searchButton.setVisibility(View.GONE); 2985 voiceButton.setVisibility(View.GONE); 2986 if (voiceButtonProxy != null) { 2987 voiceButtonProxy.setVisibility(View.GONE); 2988 } 2989 return false; 2990 } 2991 } 2992 2993 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2994 final View searchButtonContainer = findViewById(R.id.search_button_container); 2995 final View searchButton = (ImageView) findViewById(R.id.search_button); 2996 updateButtonWithDrawable(R.id.search_button, d); 2997 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2998 } 2999 3000 private boolean updateVoiceSearchIcon(boolean searchVisible) { 3001 final View searchDivider = findViewById(R.id.search_divider); 3002 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3003 final View voiceButton = findViewById(R.id.voice_button); 3004 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3005 3006 // We only show/update the voice search icon if the search icon is enabled as well 3007 final SearchManager searchManager = 3008 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3009 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 3010 3011 ComponentName activityName = null; 3012 if (globalSearchActivity != null) { 3013 // Check if the global search activity handles voice search 3014 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3015 intent.setPackage(globalSearchActivity.getPackageName()); 3016 activityName = intent.resolveActivity(getPackageManager()); 3017 } 3018 3019 if (activityName == null) { 3020 // Fallback: check if an activity other than the global search activity 3021 // resolves this 3022 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3023 activityName = intent.resolveActivity(getPackageManager()); 3024 } 3025 if (searchVisible && activityName != null) { 3026 int coi = getCurrentOrientationIndexForGlobalIcons(); 3027 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3028 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3029 TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME); 3030 if (sVoiceSearchIcon[coi] == null) { 3031 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3032 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3033 TOOLBAR_ICON_METADATA_NAME); 3034 } 3035 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 3036 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 3037 voiceButton.setVisibility(View.VISIBLE); 3038 if (voiceButtonProxy != null) { 3039 voiceButtonProxy.setVisibility(View.VISIBLE); 3040 } 3041 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3042 return true; 3043 } else { 3044 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 3045 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3046 voiceButton.setVisibility(View.GONE); 3047 if (voiceButtonProxy != null) { 3048 voiceButtonProxy.setVisibility(View.GONE); 3049 } 3050 return false; 3051 } 3052 } 3053 3054 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3055 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3056 final View voiceButton = findViewById(R.id.voice_button); 3057 updateButtonWithDrawable(R.id.voice_button, d); 3058 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3059 } 3060 3061 /** 3062 * Sets the app market icon 3063 */ 3064 private void updateAppMarketIcon() { 3065 final View marketButton = findViewById(R.id.market_button); 3066 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3067 // Find the app market activity by resolving an intent. 3068 // (If multiple app markets are installed, it will return the ResolverActivity.) 3069 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3070 if (activityName != null) { 3071 int coi = getCurrentOrientationIndexForGlobalIcons(); 3072 mAppMarketIntent = intent; 3073 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 3074 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo, 3075 TOOLBAR_ICON_METADATA_NAME); 3076 marketButton.setVisibility(View.VISIBLE); 3077 } else { 3078 // We should hide and disable the view so that we don't try and restore the visibility 3079 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3080 marketButton.setVisibility(View.GONE); 3081 marketButton.setEnabled(false); 3082 } 3083 } 3084 3085 private void updateAppMarketIcon(Drawable.ConstantState d) { 3086 updateTextButtonWithDrawable(R.id.market_button, d); 3087 } 3088 3089 @Override 3090 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 3091 boolean result = super.dispatchPopulateAccessibilityEvent(event); 3092 final List<CharSequence> text = event.getText(); 3093 text.clear(); 3094 text.add(getString(R.string.home)); 3095 return result; 3096 } 3097 3098 /** 3099 * Receives notifications when system dialogs are to be closed. 3100 */ 3101 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3102 @Override 3103 public void onReceive(Context context, Intent intent) { 3104 closeSystemDialogs(); 3105 } 3106 } 3107 3108 /** 3109 * Receives notifications whenever the appwidgets are reset. 3110 */ 3111 private class AppWidgetResetObserver extends ContentObserver { 3112 public AppWidgetResetObserver() { 3113 super(new Handler()); 3114 } 3115 3116 @Override 3117 public void onChange(boolean selfChange) { 3118 onAppWidgetReset(); 3119 } 3120 } 3121 3122 /** 3123 * If the activity is currently paused, signal that we need to re-run the loader 3124 * in onResume. 3125 * 3126 * This needs to be called from incoming places where resources might have been loaded 3127 * while we are paused. That is becaues the Configuration might be wrong 3128 * when we're not running, and if it comes back to what it was when we 3129 * were paused, we are not restarted. 3130 * 3131 * Implementation of the method from LauncherModel.Callbacks. 3132 * 3133 * @return true if we are currently paused. The caller might be able to 3134 * skip some work in that case since we will come back again. 3135 */ 3136 public boolean setLoadOnResume() { 3137 if (mPaused) { 3138 Log.i(TAG, "setLoadOnResume"); 3139 mOnResumeNeedsLoad = true; 3140 return true; 3141 } else { 3142 return false; 3143 } 3144 } 3145 3146 /** 3147 * Implementation of the method from LauncherModel.Callbacks. 3148 */ 3149 public int getCurrentWorkspaceScreen() { 3150 if (mWorkspace != null) { 3151 return mWorkspace.getCurrentPage(); 3152 } else { 3153 return SCREEN_COUNT / 2; 3154 } 3155 } 3156 3157 /** 3158 * Refreshes the shortcuts shown on the workspace. 3159 * 3160 * Implementation of the method from LauncherModel.Callbacks. 3161 */ 3162 public void startBinding() { 3163 final Workspace workspace = mWorkspace; 3164 3165 mNewShortcutAnimatePage = -1; 3166 mNewShortcutAnimateViews.clear(); 3167 mWorkspace.clearDropTargets(); 3168 int count = workspace.getChildCount(); 3169 for (int i = 0; i < count; i++) { 3170 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3171 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3172 layoutParent.removeAllViewsInLayout(); 3173 } 3174 mWidgetsToAdvance.clear(); 3175 if (mHotseat != null) { 3176 mHotseat.resetLayout(); 3177 } 3178 } 3179 3180 /** 3181 * Bind the items start-end from the list. 3182 * 3183 * Implementation of the method from LauncherModel.Callbacks. 3184 */ 3185 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3186 setLoadOnResume(); 3187 3188 // Get the list of added shortcuts and intersect them with the set of shortcuts here 3189 Set<String> newApps = new HashSet<String>(); 3190 newApps = mSharedPrefs.getStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, newApps); 3191 3192 Workspace workspace = mWorkspace; 3193 for (int i = start; i < end; i++) { 3194 final ItemInfo item = shortcuts.get(i); 3195 3196 // Short circuit if we are loading dock items for a configuration which has no dock 3197 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 3198 mHotseat == null) { 3199 continue; 3200 } 3201 3202 switch (item.itemType) { 3203 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3204 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3205 ShortcutInfo info = (ShortcutInfo) item; 3206 String uri = info.intent.toUri(0).toString(); 3207 View shortcut = createShortcut(info); 3208 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 3209 item.cellY, 1, 1, false); 3210 boolean animateIconUp = false; 3211 synchronized (newApps) { 3212 if (newApps.contains(uri)) { 3213 animateIconUp = newApps.remove(uri); 3214 } 3215 } 3216 if (animateIconUp) { 3217 // Prepare the view to be animated up 3218 shortcut.setAlpha(0f); 3219 shortcut.setScaleX(0f); 3220 shortcut.setScaleY(0f); 3221 mNewShortcutAnimatePage = item.screen; 3222 if (!mNewShortcutAnimateViews.contains(shortcut)) { 3223 mNewShortcutAnimateViews.add(shortcut); 3224 } 3225 } 3226 break; 3227 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3228 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3229 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3230 (FolderInfo) item, mIconCache); 3231 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 3232 item.cellY, 1, 1, false); 3233 break; 3234 } 3235 } 3236 3237 workspace.requestLayout(); 3238 } 3239 3240 /** 3241 * Implementation of the method from LauncherModel.Callbacks. 3242 */ 3243 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3244 setLoadOnResume(); 3245 sFolders.clear(); 3246 sFolders.putAll(folders); 3247 } 3248 3249 /** 3250 * Add the views for a widget to the workspace. 3251 * 3252 * Implementation of the method from LauncherModel.Callbacks. 3253 */ 3254 public void bindAppWidget(LauncherAppWidgetInfo item) { 3255 setLoadOnResume(); 3256 3257 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3258 if (DEBUG_WIDGETS) { 3259 Log.d(TAG, "bindAppWidget: " + item); 3260 } 3261 final Workspace workspace = mWorkspace; 3262 3263 final int appWidgetId = item.appWidgetId; 3264 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3265 if (DEBUG_WIDGETS) { 3266 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3267 } 3268 3269 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3270 3271 item.hostView.setTag(item); 3272 item.onBindAppWidget(this); 3273 3274 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 3275 item.cellY, item.spanX, item.spanY, false); 3276 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3277 3278 workspace.requestLayout(); 3279 3280 if (DEBUG_WIDGETS) { 3281 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3282 + (SystemClock.uptimeMillis()-start) + "ms"); 3283 } 3284 } 3285 3286 /** 3287 * Callback saying that there aren't any more items to bind. 3288 * 3289 * Implementation of the method from LauncherModel.Callbacks. 3290 */ 3291 public void finishBindingItems() { 3292 setLoadOnResume(); 3293 3294 if (mSavedState != null) { 3295 if (!mWorkspace.hasFocus()) { 3296 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3297 } 3298 mSavedState = null; 3299 } 3300 3301 if (mSavedInstanceState != null) { 3302 super.onRestoreInstanceState(mSavedInstanceState); 3303 mSavedInstanceState = null; 3304 } 3305 3306 // If we received the result of any pending adds while the loader was running (e.g. the 3307 // widget configuration forced an orientation change), process them now. 3308 for (int i = 0; i < sPendingAddList.size(); i++) { 3309 completeAdd(sPendingAddList.get(i)); 3310 } 3311 sPendingAddList.clear(); 3312 3313 // Update the market app icon as necessary (the other icons will be managed in response to 3314 // package changes in bindSearchablesChanged() 3315 updateAppMarketIcon(); 3316 3317 // Animate up any icons as necessary 3318 if (mVisible || mWorkspaceLoading) { 3319 Runnable newAppsRunnable = new Runnable() { 3320 @Override 3321 public void run() { 3322 runNewAppsAnimation(false); 3323 } 3324 }; 3325 3326 boolean willSnapPage = mNewShortcutAnimatePage > -1 && 3327 mNewShortcutAnimatePage != mWorkspace.getCurrentPage(); 3328 if (canRunNewAppsAnimation()) { 3329 // If the user has not interacted recently, then either snap to the new page to show 3330 // the new-apps animation or just run them if they are to appear on the current page 3331 if (willSnapPage) { 3332 mWorkspace.snapToPage(mNewShortcutAnimatePage, newAppsRunnable); 3333 } else { 3334 runNewAppsAnimation(false); 3335 } 3336 } else { 3337 // If the user has interacted recently, then just add the items in place if they 3338 // are on another page (or just normally if they are added to the current page) 3339 runNewAppsAnimation(willSnapPage); 3340 } 3341 } 3342 3343 mWorkspaceLoading = false; 3344 } 3345 3346 private boolean canRunNewAppsAnimation() { 3347 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3348 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3349 } 3350 3351 /** 3352 * Runs a new animation that scales up icons that were added while Launcher was in the 3353 * background. 3354 * 3355 * @param immediate whether to run the animation or show the results immediately 3356 */ 3357 private void runNewAppsAnimation(boolean immediate) { 3358 AnimatorSet anim = new AnimatorSet(); 3359 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3360 3361 // Order these new views spatially so that they animate in order 3362 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3363 @Override 3364 public int compare(View a, View b) { 3365 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3366 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3367 int cellCountX = LauncherModel.getCellCountX(); 3368 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3369 } 3370 }); 3371 3372 // Animate each of the views in place (or show them immediately if requested) 3373 if (immediate) { 3374 for (View v : mNewShortcutAnimateViews) { 3375 v.setAlpha(1f); 3376 v.setScaleX(1f); 3377 v.setScaleY(1f); 3378 } 3379 } else { 3380 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3381 View v = mNewShortcutAnimateViews.get(i); 3382 ValueAnimator bounceAnim = ObjectAnimator.ofPropertyValuesHolder(v, 3383 PropertyValuesHolder.ofFloat("alpha", 1f), 3384 PropertyValuesHolder.ofFloat("scaleX", 1f), 3385 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3386 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3387 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3388 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3389 bounceAnims.add(bounceAnim); 3390 } 3391 anim.playTogether(bounceAnims); 3392 anim.addListener(new AnimatorListenerAdapter() { 3393 @Override 3394 public void onAnimationEnd(Animator animation) { 3395 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3396 } 3397 }); 3398 anim.start(); 3399 } 3400 3401 // Clean up 3402 mNewShortcutAnimatePage = -1; 3403 mNewShortcutAnimateViews.clear(); 3404 new Thread("clearNewAppsThread") { 3405 public void run() { 3406 mSharedPrefs.edit() 3407 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3408 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3409 .commit(); 3410 } 3411 }.start(); 3412 } 3413 3414 @Override 3415 public void bindSearchablesChanged() { 3416 boolean searchVisible = updateGlobalSearchIcon(); 3417 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3418 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3419 } 3420 3421 /** 3422 * Add the icons for all apps. 3423 * 3424 * Implementation of the method from LauncherModel.Callbacks. 3425 */ 3426 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3427 // Remove the progress bar entirely; we could also make it GONE 3428 // but better to remove it since we know it's not going to be used 3429 View progressBar = mAppsCustomizeTabHost. 3430 findViewById(R.id.apps_customize_progress_bar); 3431 if (progressBar != null) { 3432 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3433 } 3434 // We just post the call to setApps so the user sees the progress bar 3435 // disappear-- otherwise, it just looks like the progress bar froze 3436 // which doesn't look great 3437 mAppsCustomizeTabHost.post(new Runnable() { 3438 public void run() { 3439 if (mAppsCustomizeContent != null) { 3440 mAppsCustomizeContent.setApps(apps); 3441 } 3442 } 3443 }); 3444 } 3445 3446 /** 3447 * A package was installed. 3448 * 3449 * Implementation of the method from LauncherModel.Callbacks. 3450 */ 3451 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3452 setLoadOnResume(); 3453 3454 if (mAppsCustomizeContent != null) { 3455 mAppsCustomizeContent.addApps(apps); 3456 } 3457 } 3458 3459 /** 3460 * A package was updated. 3461 * 3462 * Implementation of the method from LauncherModel.Callbacks. 3463 */ 3464 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3465 setLoadOnResume(); 3466 if (mWorkspace != null) { 3467 mWorkspace.updateShortcuts(apps); 3468 } 3469 3470 if (mAppsCustomizeContent != null) { 3471 mAppsCustomizeContent.updateApps(apps); 3472 } 3473 } 3474 3475 /** 3476 * A package was uninstalled. 3477 * 3478 * Implementation of the method from LauncherModel.Callbacks. 3479 */ 3480 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3481 if (permanent) { 3482 mWorkspace.removeItems(apps); 3483 } 3484 3485 if (mAppsCustomizeContent != null) { 3486 mAppsCustomizeContent.removeApps(apps); 3487 } 3488 3489 // Notify the drag controller 3490 mDragController.onAppsRemoved(apps, this); 3491 } 3492 3493 /** 3494 * A number of packages were updated. 3495 */ 3496 public void bindPackagesUpdated() { 3497 if (mAppsCustomizeContent != null) { 3498 mAppsCustomizeContent.onPackagesUpdated(); 3499 } 3500 } 3501 3502 private int mapConfigurationOriActivityInfoOri(int configOri) { 3503 final Display d = getWindowManager().getDefaultDisplay(); 3504 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3505 switch (d.getRotation()) { 3506 case Surface.ROTATION_0: 3507 case Surface.ROTATION_180: 3508 // We are currently in the same basic orientation as the natural orientation 3509 naturalOri = configOri; 3510 break; 3511 case Surface.ROTATION_90: 3512 case Surface.ROTATION_270: 3513 // We are currently in the other basic orientation to the natural orientation 3514 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3515 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3516 break; 3517 } 3518 3519 int[] oriMap = { 3520 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3521 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3522 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3523 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3524 }; 3525 // Since the map starts at portrait, we need to offset if this device's natural orientation 3526 // is landscape. 3527 int indexOffset = 0; 3528 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3529 indexOffset = 1; 3530 } 3531 return oriMap[(d.getRotation() + indexOffset) % 4]; 3532 } 3533 3534 public boolean isRotationEnabled() { 3535 boolean forceEnableRotation = "true".equalsIgnoreCase(SystemProperties.get( 3536 FORCE_ENABLE_ROTATION_PROPERTY, "false")); 3537 boolean enableRotation = forceEnableRotation || 3538 getResources().getBoolean(R.bool.allow_rotation); 3539 return enableRotation; 3540 } 3541 public void lockScreenOrientation() { 3542 if (isRotationEnabled()) { 3543 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3544 .getConfiguration().orientation)); 3545 } 3546 } 3547 public void unlockScreenOrientation(boolean immediate) { 3548 if (isRotationEnabled()) { 3549 if (immediate) { 3550 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3551 } else { 3552 mHandler.postDelayed(new Runnable() { 3553 public void run() { 3554 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3555 } 3556 }, mRestoreScreenOrientationDelay); 3557 } 3558 } 3559 } 3560 3561 /* Cling related */ 3562 private boolean isClingsEnabled() { 3563 // disable clings when running in a test harness 3564 if(ActivityManager.isRunningInTestHarness()) return false; 3565 3566 return true; 3567 } 3568 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3569 Cling cling = (Cling) findViewById(clingId); 3570 if (cling != null) { 3571 cling.init(this, positionData); 3572 cling.setVisibility(View.VISIBLE); 3573 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3574 cling.requestAccessibilityFocus(); 3575 if (animate) { 3576 cling.buildLayer(); 3577 cling.setAlpha(0f); 3578 cling.animate() 3579 .alpha(1f) 3580 .setInterpolator(new AccelerateInterpolator()) 3581 .setDuration(SHOW_CLING_DURATION) 3582 .setStartDelay(delay) 3583 .start(); 3584 } else { 3585 cling.setAlpha(1f); 3586 } 3587 } 3588 return cling; 3589 } 3590 private void dismissCling(final Cling cling, final String flag, int duration) { 3591 if (cling != null) { 3592 ObjectAnimator anim = ObjectAnimator.ofFloat(cling, "alpha", 0f); 3593 anim.setDuration(duration); 3594 anim.addListener(new AnimatorListenerAdapter() { 3595 public void onAnimationEnd(Animator animation) { 3596 cling.setVisibility(View.GONE); 3597 cling.cleanup(); 3598 // We should update the shared preferences on a background thread 3599 new Thread("dismissClingThread") { 3600 public void run() { 3601 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3602 editor.putBoolean(flag, true); 3603 editor.commit(); 3604 } 3605 }.start(); 3606 }; 3607 }); 3608 anim.start(); 3609 } 3610 } 3611 private void removeCling(int id) { 3612 final View cling = findViewById(id); 3613 if (cling != null) { 3614 final ViewGroup parent = (ViewGroup) cling.getParent(); 3615 parent.post(new Runnable() { 3616 @Override 3617 public void run() { 3618 parent.removeView(cling); 3619 } 3620 }); 3621 } 3622 } 3623 3624 private boolean skipCustomClingIfNoAccounts() { 3625 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3626 boolean customCling = cling.getDrawIdentifier().equals("workspace_custom"); 3627 if (customCling) { 3628 AccountManager am = AccountManager.get(this); 3629 Account[] accounts = am.getAccountsByType("com.google"); 3630 return accounts.length == 0; 3631 } 3632 return false; 3633 } 3634 3635 public void showFirstRunWorkspaceCling() { 3636 // Enable the clings only if they have not been dismissed before 3637 if (isClingsEnabled() && 3638 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false) && 3639 !skipCustomClingIfNoAccounts() ) { 3640 initCling(R.id.workspace_cling, null, false, 0); 3641 } else { 3642 removeCling(R.id.workspace_cling); 3643 } 3644 } 3645 public void showFirstRunAllAppsCling(int[] position) { 3646 // Enable the clings only if they have not been dismissed before 3647 if (isClingsEnabled() && 3648 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3649 initCling(R.id.all_apps_cling, position, true, 0); 3650 } else { 3651 removeCling(R.id.all_apps_cling); 3652 } 3653 } 3654 public Cling showFirstRunFoldersCling() { 3655 // Enable the clings only if they have not been dismissed before 3656 if (isClingsEnabled() && 3657 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3658 return initCling(R.id.folder_cling, null, true, 0); 3659 } else { 3660 removeCling(R.id.folder_cling); 3661 return null; 3662 } 3663 } 3664 public boolean isFolderClingVisible() { 3665 Cling cling = (Cling) findViewById(R.id.folder_cling); 3666 if (cling != null) { 3667 return cling.getVisibility() == View.VISIBLE; 3668 } 3669 return false; 3670 } 3671 public void dismissWorkspaceCling(View v) { 3672 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3673 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3674 } 3675 public void dismissAllAppsCling(View v) { 3676 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3677 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3678 } 3679 public void dismissFolderCling(View v) { 3680 Cling cling = (Cling) findViewById(R.id.folder_cling); 3681 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3682 } 3683 3684 /** 3685 * Prints out out state for debugging. 3686 */ 3687 public void dumpState() { 3688 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3689 Log.d(TAG, "mSavedState=" + mSavedState); 3690 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3691 Log.d(TAG, "mRestoring=" + mRestoring); 3692 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3693 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3694 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3695 mModel.dumpState(); 3696 3697 if (mAppsCustomizeContent != null) { 3698 mAppsCustomizeContent.dumpState(); 3699 } 3700 Log.d(TAG, "END launcher2 dump state"); 3701 } 3702 3703 @Override 3704 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 3705 super.dump(prefix, fd, writer, args); 3706 writer.println(" "); 3707 writer.println("Debug logs: "); 3708 for (int i = 0; i < sDumpLogs.size(); i++) { 3709 writer.println(" " + sDumpLogs.get(i)); 3710 } 3711 } 3712} 3713 3714interface LauncherTransitionable { 3715 View getContent(); 3716 void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace); 3717 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 3718 void onLauncherTransitionStep(Launcher l, float t); 3719 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 3720} 3721