Launcher.java revision 268c4751b547e1470a94030af73a4e7bb8ea221e
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 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1892 if (activityName != null) { 1893 intent.setPackage(activityName.getPackageName()); 1894 } 1895 startActivity(null, intent, "onClickVoiceButton"); 1896 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1897 } catch (ActivityNotFoundException e) { 1898 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1899 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1900 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1901 startActivitySafely(null, intent, "onClickVoiceButton"); 1902 } 1903 } 1904 1905 /** 1906 * Event handler for the "grid" button that appears on the home screen, which 1907 * enters all apps mode. 1908 * 1909 * @param v The view that was clicked. 1910 */ 1911 public void onClickAllAppsButton(View v) { 1912 showAllApps(true); 1913 } 1914 1915 public void onTouchDownAllAppsButton(View v) { 1916 // Provide the same haptic feedback that the system offers for virtual keys. 1917 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1918 } 1919 1920 public void onClickAppMarketButton(View v) { 1921 if (mAppMarketIntent != null) { 1922 startActivitySafely(v, mAppMarketIntent, "app market"); 1923 } else { 1924 Log.e(TAG, "Invalid app market intent."); 1925 } 1926 } 1927 1928 void startApplicationDetailsActivity(ComponentName componentName) { 1929 String packageName = componentName.getPackageName(); 1930 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1931 Uri.fromParts("package", packageName, null)); 1932 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1933 startActivitySafely(null, intent, "startApplicationDetailsActivity"); 1934 } 1935 1936 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1937 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1938 // System applications cannot be installed. For now, show a toast explaining that. 1939 // We may give them the option of disabling apps this way. 1940 int messageId = R.string.uninstall_system_app_text; 1941 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1942 } else { 1943 String packageName = appInfo.componentName.getPackageName(); 1944 String className = appInfo.componentName.getClassName(); 1945 Intent intent = new Intent( 1946 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1947 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1948 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1949 startActivity(intent); 1950 } 1951 } 1952 1953 boolean startActivity(View v, Intent intent, Object tag) { 1954 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1955 1956 try { 1957 // Only launch using the new animation if the shortcut has not opted out (this is a 1958 // private contract between launcher and may be ignored in the future). 1959 boolean useLaunchAnimation = (v != null) && 1960 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION); 1961 if (useLaunchAnimation) { 1962 ActivityOptions opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, 1963 v.getMeasuredWidth(), v.getMeasuredHeight()); 1964 1965 startActivity(intent, opts.toBundle()); 1966 } else { 1967 startActivity(intent); 1968 } 1969 return true; 1970 } catch (SecurityException e) { 1971 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1972 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1973 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1974 "or use the exported attribute for this activity. " 1975 + "tag="+ tag + " intent=" + intent, e); 1976 } 1977 return false; 1978 } 1979 1980 boolean startActivitySafely(View v, Intent intent, Object tag) { 1981 boolean success = false; 1982 try { 1983 success = startActivity(v, intent, tag); 1984 } catch (ActivityNotFoundException e) { 1985 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1986 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1987 } 1988 return success; 1989 } 1990 1991 void startActivityForResultSafely(Intent intent, int requestCode) { 1992 try { 1993 startActivityForResult(intent, requestCode); 1994 } catch (ActivityNotFoundException e) { 1995 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1996 } catch (SecurityException e) { 1997 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1998 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1999 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2000 "or use the exported attribute for this activity.", e); 2001 } 2002 } 2003 2004 private void handleFolderClick(FolderIcon folderIcon) { 2005 final FolderInfo info = folderIcon.mInfo; 2006 Folder openFolder = mWorkspace.getFolderForTag(info); 2007 2008 // If the folder info reports that the associated folder is open, then verify that 2009 // it is actually opened. There have been a few instances where this gets out of sync. 2010 if (info.opened && openFolder == null) { 2011 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 2012 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 2013 info.opened = false; 2014 } 2015 2016 if (!info.opened) { 2017 // Close any open folder 2018 closeFolder(); 2019 // Open the requested folder 2020 openFolder(folderIcon); 2021 } else { 2022 // Find the open folder... 2023 int folderScreen; 2024 if (openFolder != null) { 2025 folderScreen = mWorkspace.getPageForView(openFolder); 2026 // .. and close it 2027 closeFolder(openFolder); 2028 if (folderScreen != mWorkspace.getCurrentPage()) { 2029 // Close any folder open on the current screen 2030 closeFolder(); 2031 // Pull the folder onto this screen 2032 openFolder(folderIcon); 2033 } 2034 } 2035 } 2036 } 2037 2038 /** 2039 * This method draws the FolderIcon to an ImageView and then adds and positions that ImageView 2040 * in the DragLayer in the exact absolute location of the original FolderIcon. 2041 */ 2042 private void copyFolderIconToImage(FolderIcon fi) { 2043 final int width = fi.getMeasuredWidth(); 2044 final int height = fi.getMeasuredHeight(); 2045 2046 // Lazy load ImageView, Bitmap and Canvas 2047 if (mFolderIconImageView == null) { 2048 mFolderIconImageView = new ImageView(this); 2049 } 2050 if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width || 2051 mFolderIconBitmap.getHeight() != height) { 2052 mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); 2053 mFolderIconCanvas = new Canvas(mFolderIconBitmap); 2054 } 2055 2056 DragLayer.LayoutParams lp; 2057 if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) { 2058 lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams(); 2059 } else { 2060 lp = new DragLayer.LayoutParams(width, height); 2061 } 2062 2063 mDragLayer.getViewRectRelativeToSelf(fi, mRectForFolderAnimation); 2064 lp.customPosition = true; 2065 lp.x = mRectForFolderAnimation.left; 2066 lp.y = mRectForFolderAnimation.top; 2067 2068 mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR); 2069 fi.draw(mFolderIconCanvas); 2070 mFolderIconImageView.setImageBitmap(mFolderIconBitmap); 2071 mFolderIconImageView.setPivotX(fi.mFolder.getPivotXForIconAnimation()); 2072 mFolderIconImageView.setPivotY(fi.mFolder.getPivotYForIconAnimation()); 2073 2074 // Just in case this image view is still in the drag layer from a previous animation, 2075 // we remove it and re-add it. 2076 if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) { 2077 mDragLayer.removeView(mFolderIconImageView); 2078 } 2079 mDragLayer.addView(mFolderIconImageView, lp); 2080 } 2081 2082 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2083 if (fi == null) return; 2084 2085 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2086 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2087 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2088 2089 FolderInfo info = (FolderInfo) fi.getTag(); 2090 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2091 CellLayout cl = (CellLayout) fi.getParent().getParent(); 2092 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 2093 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 2094 } 2095 2096 // Push an ImageView copy of the FolderIcon into the DragLayer and hide the original 2097 copyFolderIconToImage(fi); 2098 fi.setVisibility(View.INVISIBLE); 2099 2100 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2101 scaleX, scaleY); 2102 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2103 oa.start(); 2104 } 2105 2106 private void shrinkAndFadeInFolderIcon(final FolderIcon fi) { 2107 if (fi == null) return; 2108 2109 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2110 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2111 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2112 2113 final CellLayout cl = (CellLayout) fi.getParent().getParent(); 2114 2115 // We remove and re-draw the FolderIcon in-case it has changed 2116 mDragLayer.removeView(mFolderIconImageView); 2117 copyFolderIconToImage(fi); 2118 2119 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2120 scaleX, scaleY); 2121 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2122 oa.addListener(new AnimatorListenerAdapter() { 2123 @Override 2124 public void onAnimationEnd(Animator animation) { 2125 if (cl != null) { 2126 cl.clearFolderLeaveBehind(); 2127 // Remove the ImageView copy of the FolderIcon and make the original visible. 2128 mDragLayer.removeView(mFolderIconImageView); 2129 fi.setVisibility(View.VISIBLE); 2130 } 2131 } 2132 }); 2133 oa.start(); 2134 } 2135 2136 /** 2137 * Opens the user folder described by the specified tag. The opening of the folder 2138 * is animated relative to the specified View. If the View is null, no animation 2139 * is played. 2140 * 2141 * @param folderInfo The FolderInfo describing the folder to open. 2142 */ 2143 public void openFolder(FolderIcon folderIcon) { 2144 Folder folder = folderIcon.mFolder; 2145 FolderInfo info = folder.mInfo; 2146 2147 info.opened = true; 2148 2149 // Just verify that the folder hasn't already been added to the DragLayer. 2150 // There was a one-off crash where the folder had a parent already. 2151 if (folder.getParent() == null) { 2152 mDragLayer.addView(folder); 2153 mDragController.addDropTarget((DropTarget) folder); 2154 } else { 2155 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2156 folder.getParent() + ")."); 2157 } 2158 folder.animateOpen(); 2159 growAndFadeOutFolderIcon(folderIcon); 2160 } 2161 2162 public void closeFolder() { 2163 Folder folder = mWorkspace.getOpenFolder(); 2164 if (folder != null) { 2165 if (folder.isEditingName()) { 2166 folder.dismissEditingName(); 2167 } 2168 closeFolder(folder); 2169 2170 // Dismiss the folder cling 2171 dismissFolderCling(null); 2172 } 2173 } 2174 2175 void closeFolder(Folder folder) { 2176 folder.getInfo().opened = false; 2177 2178 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2179 if (parent != null) { 2180 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2181 shrinkAndFadeInFolderIcon(fi); 2182 } 2183 folder.animateClosed(); 2184 } 2185 2186 public boolean onLongClick(View v) { 2187 if (!isDraggingEnabled()) return false; 2188 if (isWorkspaceLocked()) return false; 2189 if (mState != State.WORKSPACE) return false; 2190 2191 if (!(v instanceof CellLayout)) { 2192 v = (View) v.getParent().getParent(); 2193 } 2194 2195 resetAddInfo(); 2196 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2197 // This happens when long clicking an item with the dpad/trackball 2198 if (longClickCellInfo == null) { 2199 return true; 2200 } 2201 2202 // The hotseat touch handling does not go through Workspace, and we always allow long press 2203 // on hotseat items. 2204 final View itemUnderLongClick = longClickCellInfo.cell; 2205 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2206 if (allowLongPress && !mDragController.isDragging()) { 2207 if (itemUnderLongClick == null) { 2208 // User long pressed on empty space 2209 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2210 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2211 startWallpaper(); 2212 } else { 2213 if (!(itemUnderLongClick instanceof Folder)) { 2214 // User long pressed on an item 2215 mWorkspace.startDrag(longClickCellInfo); 2216 } 2217 } 2218 } 2219 return true; 2220 } 2221 2222 boolean isHotseatLayout(View layout) { 2223 return mHotseat != null && layout != null && 2224 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2225 } 2226 Hotseat getHotseat() { 2227 return mHotseat; 2228 } 2229 SearchDropTargetBar getSearchBar() { 2230 return mSearchDropTargetBar; 2231 } 2232 2233 /** 2234 * Returns the CellLayout of the specified container at the specified screen. 2235 */ 2236 CellLayout getCellLayout(long container, int screen) { 2237 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2238 if (mHotseat != null) { 2239 return mHotseat.getLayout(); 2240 } else { 2241 return null; 2242 } 2243 } else { 2244 return (CellLayout) mWorkspace.getChildAt(screen); 2245 } 2246 } 2247 2248 Workspace getWorkspace() { 2249 return mWorkspace; 2250 } 2251 2252 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2253 public boolean isAllAppsVisible() { 2254 return (mState == State.APPS_CUSTOMIZE); 2255 } 2256 2257 public boolean isAllAppsButtonRank(int rank) { 2258 return mHotseat.isAllAppsButtonRank(rank); 2259 } 2260 2261 // AllAppsView.Watcher 2262 public void zoomed(float zoom) { 2263 if (zoom == 1.0f) { 2264 mWorkspace.setVisibility(View.GONE); 2265 } 2266 } 2267 2268 /** 2269 * Helper method for the cameraZoomIn/cameraZoomOut animations 2270 * @param view The view being animated 2271 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2272 * @param scaleFactor The scale factor used for the zoom 2273 */ 2274 private void setPivotsForZoom(View view, float scaleFactor) { 2275 view.setPivotX(view.getWidth() / 2.0f); 2276 view.setPivotY(view.getHeight() / 2.0f); 2277 } 2278 2279 void disableWallpaperIfInAllApps() { 2280 // Only disable it if we are in all apps 2281 if (mState == State.APPS_CUSTOMIZE) { 2282 if (mAppsCustomizeTabHost != null && 2283 !mAppsCustomizeTabHost.isTransitioning()) { 2284 updateWallpaperVisibility(false); 2285 } 2286 } 2287 } 2288 2289 void updateWallpaperVisibility(boolean visible) { 2290 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2291 int curflags = getWindow().getAttributes().flags 2292 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2293 if (wpflags != curflags) { 2294 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2295 } 2296 } 2297 2298 private void dispatchOnLauncherTransitionPrepare(View v, boolean animated, boolean toWorkspace) { 2299 if (v instanceof LauncherTransitionable) { 2300 ((LauncherTransitionable) v).onLauncherTransitionPrepare(this, animated, toWorkspace); 2301 } 2302 } 2303 2304 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2305 if (toWorkspace) { 2306 Log.d(TAG, "6549598 Start animation to workspace"); 2307 } else { 2308 Log.d(TAG, "6549598 Start animation to all apps"); 2309 } 2310 if (v instanceof LauncherTransitionable) { 2311 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2312 } 2313 2314 // Update the workspace transition step as well 2315 dispatchOnLauncherTransitionStep(v, 0f); 2316 } 2317 2318 private void dispatchOnLauncherTransitionStep(View v, float t) { 2319 if (v instanceof LauncherTransitionable) { 2320 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2321 } 2322 } 2323 2324 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2325 if (toWorkspace) { 2326 Log.d(TAG, "6549598 End animation to workspace"); 2327 } else { 2328 Log.d(TAG, "6549598 End animation to all apps"); 2329 } 2330 if (v instanceof LauncherTransitionable) { 2331 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2332 } 2333 2334 // Update the workspace transition step as well 2335 dispatchOnLauncherTransitionStep(v, 1f); 2336 } 2337 2338 /** 2339 * Things to test when changing the following seven functions. 2340 * - Home from workspace 2341 * - from center screen 2342 * - from other screens 2343 * - Home from all apps 2344 * - from center screen 2345 * - from other screens 2346 * - Back from all apps 2347 * - from center screen 2348 * - from other screens 2349 * - Launch app from workspace and quit 2350 * - with back 2351 * - with home 2352 * - Launch app from all apps and quit 2353 * - with back 2354 * - with home 2355 * - Go to a screen that's not the default, then all 2356 * apps, and launch and app, and go back 2357 * - with back 2358 * -with home 2359 * - On workspace, long press power and go back 2360 * - with back 2361 * - with home 2362 * - On all apps, long press power and go back 2363 * - with back 2364 * - with home 2365 * - On workspace, power off 2366 * - On all apps, power off 2367 * - Launch an app and turn off the screen while in that app 2368 * - Go back with home key 2369 * - Go back with back key TODO: make this not go to workspace 2370 * - From all apps 2371 * - From workspace 2372 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2373 * - From all apps 2374 * - From the center workspace 2375 * - From another workspace 2376 */ 2377 2378 /** 2379 * Zoom the camera out from the workspace to reveal 'toView'. 2380 * Assumes that the view to show is anchored at either the very top or very bottom 2381 * of the screen. 2382 */ 2383 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2384 if (mStateAnimation != null) { 2385 mStateAnimation.cancel(); 2386 mStateAnimation = null; 2387 } 2388 final Resources res = getResources(); 2389 2390 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2391 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2392 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2393 final View fromView = mWorkspace; 2394 final AppsCustomizeTabHost toView = mAppsCustomizeTabHost; 2395 final int startDelay = 2396 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2397 2398 setPivotsForZoom(toView, scale); 2399 2400 // Shrink workspaces away if going to AppsCustomize from workspace 2401 Animator workspaceAnim = 2402 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2403 2404 if (animated) { 2405 toView.setScaleX(scale); 2406 toView.setScaleY(scale); 2407 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2408 scaleAnim. 2409 scaleX(1f).scaleY(1f). 2410 setDuration(duration). 2411 setInterpolator(new Workspace.ZoomOutInterpolator()); 2412 2413 toView.setVisibility(View.VISIBLE); 2414 toView.setAlpha(0f); 2415 final ObjectAnimator alphaAnim = ObjectAnimator 2416 .ofFloat(toView, "alpha", 0f, 1f) 2417 .setDuration(fadeDuration); 2418 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2419 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2420 @Override 2421 public void onAnimationUpdate(ValueAnimator animation) { 2422 float t = (Float) animation.getAnimatedValue(); 2423 dispatchOnLauncherTransitionStep(fromView, t); 2424 dispatchOnLauncherTransitionStep(toView, t); 2425 } 2426 }); 2427 2428 // toView should appear right at the end of the workspace shrink 2429 // animation 2430 mStateAnimation = new AnimatorSet(); 2431 mStateAnimation.play(scaleAnim).after(startDelay); 2432 mStateAnimation.play(alphaAnim).after(startDelay); 2433 2434 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2435 boolean animationCancelled = false; 2436 2437 @Override 2438 public void onAnimationStart(Animator animation) { 2439 updateWallpaperVisibility(true); 2440 // Prepare the position 2441 toView.setTranslationX(0.0f); 2442 toView.setTranslationY(0.0f); 2443 toView.setVisibility(View.VISIBLE); 2444 toView.bringToFront(); 2445 } 2446 @Override 2447 public void onAnimationEnd(Animator animation) { 2448 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2449 dispatchOnLauncherTransitionEnd(toView, animated, false); 2450 2451 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2452 // Hide the workspace scrollbar 2453 mWorkspace.hideScrollingIndicator(true); 2454 hideDockDivider(); 2455 } 2456 if (!animationCancelled) { 2457 updateWallpaperVisibility(false); 2458 } 2459 2460 // Hide the search bar 2461 mSearchDropTargetBar.hideSearchBar(false); 2462 } 2463 2464 @Override 2465 public void onAnimationCancel(Animator animation) { 2466 animationCancelled = true; 2467 } 2468 }); 2469 2470 if (workspaceAnim != null) { 2471 mStateAnimation.play(workspaceAnim); 2472 } 2473 2474 boolean delayAnim = false; 2475 final ViewTreeObserver observer; 2476 2477 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2478 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2479 2480 // If any of the objects being animated haven't been measured/laid out 2481 // yet, delay the animation until we get a layout pass 2482 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2483 (mWorkspace.getMeasuredWidth() == 0) || 2484 (toView.getMeasuredWidth() == 0)) { 2485 observer = mWorkspace.getViewTreeObserver(); 2486 delayAnim = true; 2487 } else { 2488 observer = null; 2489 } 2490 2491 final AnimatorSet stateAnimation = mStateAnimation; 2492 final Runnable startAnimRunnable = new Runnable() { 2493 public void run() { 2494 // Check that mStateAnimation hasn't changed while 2495 // we waited for a layout/draw pass 2496 if (mStateAnimation != stateAnimation) 2497 return; 2498 setPivotsForZoom(toView, scale); 2499 dispatchOnLauncherTransitionStart(fromView, animated, false); 2500 dispatchOnLauncherTransitionStart(toView, animated, false); 2501 mWorkspace.post(new Runnable() { 2502 public void run() { 2503 // Check that mStateAnimation hasn't changed while 2504 // we waited for a layout/draw pass 2505 if (mStateAnimation != stateAnimation) 2506 return; 2507 mStateAnimation.start(); 2508 } 2509 }); 2510 } 2511 }; 2512 if (delayAnim) { 2513 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() { 2514 public void onGlobalLayout() { 2515 mWorkspace.post(startAnimRunnable); 2516 observer.removeOnGlobalLayoutListener(this); 2517 } 2518 }; 2519 observer.addOnGlobalLayoutListener(delayedStart); 2520 } else { 2521 startAnimRunnable.run(); 2522 } 2523 } else { 2524 toView.setTranslationX(0.0f); 2525 toView.setTranslationY(0.0f); 2526 toView.setScaleX(1.0f); 2527 toView.setScaleY(1.0f); 2528 toView.setVisibility(View.VISIBLE); 2529 toView.bringToFront(); 2530 2531 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2532 // Hide the workspace scrollbar 2533 mWorkspace.hideScrollingIndicator(true); 2534 hideDockDivider(); 2535 2536 // Hide the search bar 2537 mSearchDropTargetBar.hideSearchBar(false); 2538 } 2539 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2540 dispatchOnLauncherTransitionStart(fromView, animated, false); 2541 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2542 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2543 dispatchOnLauncherTransitionStart(toView, animated, false); 2544 dispatchOnLauncherTransitionEnd(toView, animated, false); 2545 updateWallpaperVisibility(false); 2546 } 2547 } 2548 2549 /** 2550 * Zoom the camera back into the workspace, hiding 'fromView'. 2551 * This is the opposite of showAppsCustomizeHelper. 2552 * @param animated If true, the transition will be animated. 2553 */ 2554 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2555 final boolean springLoaded, final Runnable onCompleteRunnable) { 2556 2557 if (mStateAnimation != null) { 2558 mStateAnimation.cancel(); 2559 mStateAnimation = null; 2560 } 2561 Resources res = getResources(); 2562 2563 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2564 final int fadeOutDuration = 2565 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2566 final float scaleFactor = (float) 2567 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2568 final View fromView = mAppsCustomizeTabHost; 2569 final View toView = mWorkspace; 2570 Animator workspaceAnim = null; 2571 2572 if (toState == State.WORKSPACE) { 2573 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2574 workspaceAnim = mWorkspace.getChangeStateAnimation( 2575 Workspace.State.NORMAL, animated, stagger); 2576 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2577 workspaceAnim = mWorkspace.getChangeStateAnimation( 2578 Workspace.State.SPRING_LOADED, animated); 2579 } 2580 2581 setPivotsForZoom(fromView, scaleFactor); 2582 updateWallpaperVisibility(true); 2583 showHotseat(animated); 2584 if (animated) { 2585 final LauncherViewPropertyAnimator scaleAnim = 2586 new LauncherViewPropertyAnimator(fromView); 2587 scaleAnim. 2588 scaleX(scaleFactor).scaleY(scaleFactor). 2589 setDuration(duration). 2590 setInterpolator(new Workspace.ZoomInInterpolator()); 2591 2592 final ObjectAnimator alphaAnim = ObjectAnimator 2593 .ofFloat(fromView, "alpha", 1f, 0f) 2594 .setDuration(fadeOutDuration); 2595 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2596 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2597 @Override 2598 public void onAnimationUpdate(ValueAnimator animation) { 2599 float t = 1f - (Float) animation.getAnimatedValue(); 2600 dispatchOnLauncherTransitionStep(fromView, t); 2601 dispatchOnLauncherTransitionStep(toView, t); 2602 } 2603 }); 2604 2605 mStateAnimation = new AnimatorSet(); 2606 2607 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2608 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2609 2610 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2611 @Override 2612 public void onAnimationEnd(Animator animation) { 2613 updateWallpaperVisibility(true); 2614 fromView.setVisibility(View.GONE); 2615 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2616 dispatchOnLauncherTransitionEnd(toView, animated, true); 2617 if (mWorkspace != null) { 2618 mWorkspace.hideScrollingIndicator(false); 2619 } 2620 if (onCompleteRunnable != null) { 2621 onCompleteRunnable.run(); 2622 } 2623 } 2624 }); 2625 2626 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2627 if (workspaceAnim != null) { 2628 mStateAnimation.play(workspaceAnim); 2629 } 2630 dispatchOnLauncherTransitionStart(fromView, animated, true); 2631 dispatchOnLauncherTransitionStart(toView, animated, true); 2632 final Animator stateAnimation = mStateAnimation; 2633 mWorkspace.post(new Runnable() { 2634 public void run() { 2635 if (stateAnimation != mStateAnimation) 2636 return; 2637 mStateAnimation.start(); 2638 } 2639 }); 2640 } else { 2641 fromView.setVisibility(View.GONE); 2642 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2643 dispatchOnLauncherTransitionStart(fromView, animated, true); 2644 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2645 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2646 dispatchOnLauncherTransitionStart(toView, animated, true); 2647 dispatchOnLauncherTransitionEnd(toView, animated, true); 2648 mWorkspace.hideScrollingIndicator(false); 2649 } 2650 } 2651 2652 @Override 2653 public void onTrimMemory(int level) { 2654 super.onTrimMemory(level); 2655 if (level >= ComponentCallbacks2.TRIM_MEMORY_MODERATE) { 2656 mAppsCustomizeTabHost.onTrimMemory(); 2657 } 2658 } 2659 2660 @Override 2661 public void onWindowFocusChanged(boolean hasFocus) { 2662 if (!hasFocus) { 2663 // When another window occludes launcher (like the notification shade, or recents), 2664 // ensure that we enable the wallpaper flag so that transitions are done correctly. 2665 updateWallpaperVisibility(true); 2666 } else { 2667 // When launcher has focus again, disable the wallpaper if we are in AllApps 2668 disableWallpaperIfInAllApps(); 2669 } 2670 } 2671 2672 void showWorkspace(boolean animated) { 2673 showWorkspace(animated, null); 2674 } 2675 2676 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2677 if (mState != State.WORKSPACE) { 2678 boolean wasInSpringLoadedMode = (mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2679 mWorkspace.setVisibility(View.VISIBLE); 2680 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2681 2682 // Show the search bar (only animate if we were showing the drop target bar in spring 2683 // loaded mode) 2684 mSearchDropTargetBar.showSearchBar(wasInSpringLoadedMode); 2685 2686 // We only need to animate in the dock divider if we're going from spring loaded mode 2687 showDockDivider(animated && wasInSpringLoadedMode); 2688 2689 // Set focus to the AppsCustomize button 2690 if (mAllAppsButton != null) { 2691 mAllAppsButton.requestFocus(); 2692 } 2693 } 2694 2695 mWorkspace.flashScrollingIndicator(animated); 2696 2697 // Change the state *after* we've called all the transition code 2698 mState = State.WORKSPACE; 2699 2700 // Resume the auto-advance of widgets 2701 mUserPresent = true; 2702 updateRunning(); 2703 2704 // send an accessibility event to announce the context change 2705 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2706 } 2707 2708 void showAllApps(boolean animated) { 2709 if (mState != State.WORKSPACE) return; 2710 2711 showAppsCustomizeHelper(animated, false); 2712 mAppsCustomizeTabHost.requestFocus(); 2713 2714 // Change the state *after* we've called all the transition code 2715 mState = State.APPS_CUSTOMIZE; 2716 2717 // Pause the auto-advance of widgets until we are out of AllApps 2718 mUserPresent = false; 2719 updateRunning(); 2720 closeFolder(); 2721 2722 // Send an accessibility event to announce the context change 2723 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2724 } 2725 2726 void enterSpringLoadedDragMode() { 2727 if (mState == State.APPS_CUSTOMIZE) { 2728 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2729 hideDockDivider(); 2730 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2731 } 2732 } 2733 2734 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2735 final Runnable onCompleteRunnable) { 2736 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2737 2738 mHandler.postDelayed(new Runnable() { 2739 @Override 2740 public void run() { 2741 if (successfulDrop) { 2742 // Before we show workspace, hide all apps again because 2743 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2744 // clean up our state transition functions 2745 mAppsCustomizeTabHost.setVisibility(View.GONE); 2746 showWorkspace(true, onCompleteRunnable); 2747 } else { 2748 exitSpringLoadedDragMode(); 2749 } 2750 } 2751 }, (extendedDelay ? 2752 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2753 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2754 } 2755 2756 void exitSpringLoadedDragMode() { 2757 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2758 final boolean animated = true; 2759 final boolean springLoaded = true; 2760 showAppsCustomizeHelper(animated, springLoaded); 2761 mState = State.APPS_CUSTOMIZE; 2762 } 2763 // Otherwise, we are not in spring loaded mode, so don't do anything. 2764 } 2765 2766 void hideDockDivider() { 2767 if (mQsbDivider != null && mDockDivider != null) { 2768 mQsbDivider.setVisibility(View.INVISIBLE); 2769 mDockDivider.setVisibility(View.INVISIBLE); 2770 } 2771 } 2772 2773 void showDockDivider(boolean animated) { 2774 if (mQsbDivider != null && mDockDivider != null) { 2775 mQsbDivider.setVisibility(View.VISIBLE); 2776 mDockDivider.setVisibility(View.VISIBLE); 2777 if (mDividerAnimator != null) { 2778 mDividerAnimator.cancel(); 2779 mQsbDivider.setAlpha(1f); 2780 mDockDivider.setAlpha(1f); 2781 mDividerAnimator = null; 2782 } 2783 if (animated) { 2784 mDividerAnimator = new AnimatorSet(); 2785 mDividerAnimator.playTogether(ObjectAnimator.ofFloat(mQsbDivider, "alpha", 1f), 2786 ObjectAnimator.ofFloat(mDockDivider, "alpha", 1f)); 2787 mDividerAnimator.setDuration(mSearchDropTargetBar.getTransitionInDuration()); 2788 mDividerAnimator.start(); 2789 } 2790 } 2791 } 2792 2793 void lockAllApps() { 2794 // TODO 2795 } 2796 2797 void unlockAllApps() { 2798 // TODO 2799 } 2800 2801 public boolean isAllAppsCustomizeOpen() { 2802 return mState == State.APPS_CUSTOMIZE; 2803 } 2804 2805 /** 2806 * Shows the hotseat area. 2807 */ 2808 void showHotseat(boolean animated) { 2809 if (!LauncherApplication.isScreenLarge()) { 2810 if (animated) { 2811 if (mHotseat.getAlpha() != 1f) { 2812 int duration = mSearchDropTargetBar.getTransitionInDuration(); 2813 mHotseat.animate().alpha(1f).setDuration(duration); 2814 } 2815 } else { 2816 mHotseat.setAlpha(1f); 2817 } 2818 } 2819 } 2820 2821 /** 2822 * Hides the hotseat area. 2823 */ 2824 void hideHotseat(boolean animated) { 2825 if (!LauncherApplication.isScreenLarge()) { 2826 if (animated) { 2827 if (mHotseat.getAlpha() != 0f) { 2828 int duration = mSearchDropTargetBar.getTransitionOutDuration(); 2829 mHotseat.animate().alpha(0f).setDuration(duration); 2830 } 2831 } else { 2832 mHotseat.setAlpha(0f); 2833 } 2834 } 2835 } 2836 2837 /** 2838 * Add an item from all apps or customize onto the given workspace screen. 2839 * If layout is null, add to the current screen. 2840 */ 2841 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2842 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2843 showOutOfSpaceMessage(isHotseatLayout(layout)); 2844 } 2845 } 2846 2847 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2848 private int getCurrentOrientationIndexForGlobalIcons() { 2849 // default - 0, landscape - 1 2850 switch (getResources().getConfiguration().orientation) { 2851 case Configuration.ORIENTATION_LANDSCAPE: 2852 return 1; 2853 default: 2854 return 0; 2855 } 2856 } 2857 2858 private Drawable getExternalPackageToolbarIcon(ComponentName activityName, String resourceName) { 2859 try { 2860 PackageManager packageManager = getPackageManager(); 2861 // Look for the toolbar icon specified in the activity meta-data 2862 Bundle metaData = packageManager.getActivityInfo( 2863 activityName, PackageManager.GET_META_DATA).metaData; 2864 if (metaData != null) { 2865 int iconResId = metaData.getInt(resourceName); 2866 if (iconResId != 0) { 2867 Resources res = packageManager.getResourcesForActivity(activityName); 2868 return res.getDrawable(iconResId); 2869 } 2870 } 2871 } catch (NameNotFoundException e) { 2872 // This can happen if the activity defines an invalid drawable 2873 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2874 " not found", e); 2875 } catch (Resources.NotFoundException nfe) { 2876 // This can happen if the activity defines an invalid drawable 2877 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2878 nfe); 2879 } 2880 return null; 2881 } 2882 2883 // if successful in getting icon, return it; otherwise, set button to use default drawable 2884 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2885 int buttonId, ComponentName activityName, int fallbackDrawableId, 2886 String toolbarResourceName) { 2887 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2888 Resources r = getResources(); 2889 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2890 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2891 2892 TextView button = (TextView) findViewById(buttonId); 2893 // If we were unable to find the icon via the meta-data, use a generic one 2894 if (toolbarIcon == null) { 2895 toolbarIcon = r.getDrawable(fallbackDrawableId); 2896 toolbarIcon.setBounds(0, 0, w, h); 2897 if (button != null) { 2898 button.setCompoundDrawables(toolbarIcon, null, null, null); 2899 } 2900 return null; 2901 } else { 2902 toolbarIcon.setBounds(0, 0, w, h); 2903 if (button != null) { 2904 button.setCompoundDrawables(toolbarIcon, null, null, null); 2905 } 2906 return toolbarIcon.getConstantState(); 2907 } 2908 } 2909 2910 // if successful in getting icon, return it; otherwise, set button to use default drawable 2911 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2912 int buttonId, ComponentName activityName, int fallbackDrawableId, 2913 String toolbarResourceName) { 2914 ImageView button = (ImageView) findViewById(buttonId); 2915 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2916 2917 if (button != null) { 2918 // If we were unable to find the icon via the meta-data, use a 2919 // generic one 2920 if (toolbarIcon == null) { 2921 button.setImageResource(fallbackDrawableId); 2922 } else { 2923 button.setImageDrawable(toolbarIcon); 2924 } 2925 } 2926 2927 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2928 2929 } 2930 2931 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2932 TextView button = (TextView) findViewById(buttonId); 2933 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2934 } 2935 2936 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2937 ImageView button = (ImageView) findViewById(buttonId); 2938 button.setImageDrawable(d.newDrawable(getResources())); 2939 } 2940 2941 private void invalidatePressedFocusedStates(View container, View button) { 2942 if (container instanceof HolographicLinearLayout) { 2943 HolographicLinearLayout layout = (HolographicLinearLayout) container; 2944 layout.invalidatePressedFocusedStates(); 2945 } else if (button instanceof HolographicImageView) { 2946 HolographicImageView view = (HolographicImageView) button; 2947 view.invalidatePressedFocusedStates(); 2948 } 2949 } 2950 2951 private boolean updateGlobalSearchIcon() { 2952 final View searchButtonContainer = findViewById(R.id.search_button_container); 2953 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2954 final View searchDivider = findViewById(R.id.search_divider); 2955 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2956 final View voiceButton = findViewById(R.id.voice_button); 2957 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 2958 2959 final SearchManager searchManager = 2960 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2961 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2962 if (activityName != null) { 2963 int coi = getCurrentOrientationIndexForGlobalIcons(); 2964 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2965 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 2966 TOOLBAR_SEARCH_ICON_METADATA_NAME); 2967 if (sGlobalSearchIcon[coi] == null) { 2968 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2969 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 2970 TOOLBAR_ICON_METADATA_NAME); 2971 } 2972 2973 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2974 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 2975 searchButton.setVisibility(View.VISIBLE); 2976 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2977 return true; 2978 } else { 2979 // We disable both search and voice search when there is no global search provider 2980 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2981 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 2982 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2983 searchButton.setVisibility(View.GONE); 2984 voiceButton.setVisibility(View.GONE); 2985 if (voiceButtonProxy != null) { 2986 voiceButtonProxy.setVisibility(View.GONE); 2987 } 2988 return false; 2989 } 2990 } 2991 2992 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2993 final View searchButtonContainer = findViewById(R.id.search_button_container); 2994 final View searchButton = (ImageView) findViewById(R.id.search_button); 2995 updateButtonWithDrawable(R.id.search_button, d); 2996 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2997 } 2998 2999 private boolean updateVoiceSearchIcon(boolean searchVisible) { 3000 final View searchDivider = findViewById(R.id.search_divider); 3001 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3002 final View voiceButton = findViewById(R.id.voice_button); 3003 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3004 3005 // We only show/update the voice search icon if the search icon is enabled as well 3006 final SearchManager searchManager = 3007 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3008 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 3009 3010 ComponentName activityName = null; 3011 if (globalSearchActivity != null) { 3012 // Check if the global search activity handles voice search 3013 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3014 intent.setPackage(globalSearchActivity.getPackageName()); 3015 activityName = intent.resolveActivity(getPackageManager()); 3016 } 3017 3018 if (activityName == null) { 3019 // Fallback: check if an activity other than the global search activity 3020 // resolves this 3021 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3022 activityName = intent.resolveActivity(getPackageManager()); 3023 } 3024 if (searchVisible && activityName != null) { 3025 int coi = getCurrentOrientationIndexForGlobalIcons(); 3026 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3027 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3028 TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME); 3029 if (sVoiceSearchIcon[coi] == null) { 3030 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3031 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3032 TOOLBAR_ICON_METADATA_NAME); 3033 } 3034 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 3035 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 3036 voiceButton.setVisibility(View.VISIBLE); 3037 if (voiceButtonProxy != null) { 3038 voiceButtonProxy.setVisibility(View.VISIBLE); 3039 } 3040 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3041 return true; 3042 } else { 3043 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 3044 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3045 voiceButton.setVisibility(View.GONE); 3046 if (voiceButtonProxy != null) { 3047 voiceButtonProxy.setVisibility(View.GONE); 3048 } 3049 return false; 3050 } 3051 } 3052 3053 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3054 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3055 final View voiceButton = findViewById(R.id.voice_button); 3056 updateButtonWithDrawable(R.id.voice_button, d); 3057 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3058 } 3059 3060 /** 3061 * Sets the app market icon 3062 */ 3063 private void updateAppMarketIcon() { 3064 final View marketButton = findViewById(R.id.market_button); 3065 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3066 // Find the app market activity by resolving an intent. 3067 // (If multiple app markets are installed, it will return the ResolverActivity.) 3068 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3069 if (activityName != null) { 3070 int coi = getCurrentOrientationIndexForGlobalIcons(); 3071 mAppMarketIntent = intent; 3072 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 3073 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo, 3074 TOOLBAR_ICON_METADATA_NAME); 3075 marketButton.setVisibility(View.VISIBLE); 3076 } else { 3077 // We should hide and disable the view so that we don't try and restore the visibility 3078 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3079 marketButton.setVisibility(View.GONE); 3080 marketButton.setEnabled(false); 3081 } 3082 } 3083 3084 private void updateAppMarketIcon(Drawable.ConstantState d) { 3085 updateTextButtonWithDrawable(R.id.market_button, d); 3086 } 3087 3088 @Override 3089 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 3090 boolean result = super.dispatchPopulateAccessibilityEvent(event); 3091 final List<CharSequence> text = event.getText(); 3092 text.clear(); 3093 text.add(getString(R.string.home)); 3094 return result; 3095 } 3096 3097 /** 3098 * Receives notifications when system dialogs are to be closed. 3099 */ 3100 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3101 @Override 3102 public void onReceive(Context context, Intent intent) { 3103 closeSystemDialogs(); 3104 } 3105 } 3106 3107 /** 3108 * Receives notifications whenever the appwidgets are reset. 3109 */ 3110 private class AppWidgetResetObserver extends ContentObserver { 3111 public AppWidgetResetObserver() { 3112 super(new Handler()); 3113 } 3114 3115 @Override 3116 public void onChange(boolean selfChange) { 3117 onAppWidgetReset(); 3118 } 3119 } 3120 3121 /** 3122 * If the activity is currently paused, signal that we need to re-run the loader 3123 * in onResume. 3124 * 3125 * This needs to be called from incoming places where resources might have been loaded 3126 * while we are paused. That is becaues the Configuration might be wrong 3127 * when we're not running, and if it comes back to what it was when we 3128 * were paused, we are not restarted. 3129 * 3130 * Implementation of the method from LauncherModel.Callbacks. 3131 * 3132 * @return true if we are currently paused. The caller might be able to 3133 * skip some work in that case since we will come back again. 3134 */ 3135 public boolean setLoadOnResume() { 3136 if (mPaused) { 3137 Log.i(TAG, "setLoadOnResume"); 3138 mOnResumeNeedsLoad = true; 3139 return true; 3140 } else { 3141 return false; 3142 } 3143 } 3144 3145 /** 3146 * Implementation of the method from LauncherModel.Callbacks. 3147 */ 3148 public int getCurrentWorkspaceScreen() { 3149 if (mWorkspace != null) { 3150 return mWorkspace.getCurrentPage(); 3151 } else { 3152 return SCREEN_COUNT / 2; 3153 } 3154 } 3155 3156 /** 3157 * Refreshes the shortcuts shown on the workspace. 3158 * 3159 * Implementation of the method from LauncherModel.Callbacks. 3160 */ 3161 public void startBinding() { 3162 final Workspace workspace = mWorkspace; 3163 3164 mNewShortcutAnimatePage = -1; 3165 mNewShortcutAnimateViews.clear(); 3166 mWorkspace.clearDropTargets(); 3167 int count = workspace.getChildCount(); 3168 for (int i = 0; i < count; i++) { 3169 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3170 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3171 layoutParent.removeAllViewsInLayout(); 3172 } 3173 mWidgetsToAdvance.clear(); 3174 if (mHotseat != null) { 3175 mHotseat.resetLayout(); 3176 } 3177 } 3178 3179 /** 3180 * Bind the items start-end from the list. 3181 * 3182 * Implementation of the method from LauncherModel.Callbacks. 3183 */ 3184 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3185 setLoadOnResume(); 3186 3187 // Get the list of added shortcuts and intersect them with the set of shortcuts here 3188 Set<String> newApps = new HashSet<String>(); 3189 newApps = mSharedPrefs.getStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, newApps); 3190 3191 Workspace workspace = mWorkspace; 3192 for (int i = start; i < end; i++) { 3193 final ItemInfo item = shortcuts.get(i); 3194 3195 // Short circuit if we are loading dock items for a configuration which has no dock 3196 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 3197 mHotseat == null) { 3198 continue; 3199 } 3200 3201 switch (item.itemType) { 3202 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3203 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3204 ShortcutInfo info = (ShortcutInfo) item; 3205 String uri = info.intent.toUri(0).toString(); 3206 View shortcut = createShortcut(info); 3207 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 3208 item.cellY, 1, 1, false); 3209 boolean animateIconUp = false; 3210 synchronized (newApps) { 3211 if (newApps.contains(uri)) { 3212 animateIconUp = newApps.remove(uri); 3213 } 3214 } 3215 if (animateIconUp) { 3216 // Prepare the view to be animated up 3217 shortcut.setAlpha(0f); 3218 shortcut.setScaleX(0f); 3219 shortcut.setScaleY(0f); 3220 mNewShortcutAnimatePage = item.screen; 3221 if (!mNewShortcutAnimateViews.contains(shortcut)) { 3222 mNewShortcutAnimateViews.add(shortcut); 3223 } 3224 } 3225 break; 3226 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3227 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3228 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3229 (FolderInfo) item, mIconCache); 3230 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 3231 item.cellY, 1, 1, false); 3232 break; 3233 } 3234 } 3235 3236 workspace.requestLayout(); 3237 } 3238 3239 /** 3240 * Implementation of the method from LauncherModel.Callbacks. 3241 */ 3242 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3243 setLoadOnResume(); 3244 sFolders.clear(); 3245 sFolders.putAll(folders); 3246 } 3247 3248 /** 3249 * Add the views for a widget to the workspace. 3250 * 3251 * Implementation of the method from LauncherModel.Callbacks. 3252 */ 3253 public void bindAppWidget(LauncherAppWidgetInfo item) { 3254 setLoadOnResume(); 3255 3256 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3257 if (DEBUG_WIDGETS) { 3258 Log.d(TAG, "bindAppWidget: " + item); 3259 } 3260 final Workspace workspace = mWorkspace; 3261 3262 final int appWidgetId = item.appWidgetId; 3263 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3264 if (DEBUG_WIDGETS) { 3265 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3266 } 3267 3268 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3269 3270 item.hostView.setTag(item); 3271 item.onBindAppWidget(this); 3272 3273 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 3274 item.cellY, item.spanX, item.spanY, false); 3275 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3276 3277 workspace.requestLayout(); 3278 3279 if (DEBUG_WIDGETS) { 3280 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3281 + (SystemClock.uptimeMillis()-start) + "ms"); 3282 } 3283 } 3284 3285 /** 3286 * Callback saying that there aren't any more items to bind. 3287 * 3288 * Implementation of the method from LauncherModel.Callbacks. 3289 */ 3290 public void finishBindingItems() { 3291 setLoadOnResume(); 3292 3293 if (mSavedState != null) { 3294 if (!mWorkspace.hasFocus()) { 3295 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3296 } 3297 mSavedState = null; 3298 } 3299 3300 if (mSavedInstanceState != null) { 3301 super.onRestoreInstanceState(mSavedInstanceState); 3302 mSavedInstanceState = null; 3303 } 3304 3305 // If we received the result of any pending adds while the loader was running (e.g. the 3306 // widget configuration forced an orientation change), process them now. 3307 for (int i = 0; i < sPendingAddList.size(); i++) { 3308 completeAdd(sPendingAddList.get(i)); 3309 } 3310 sPendingAddList.clear(); 3311 3312 // Update the market app icon as necessary (the other icons will be managed in response to 3313 // package changes in bindSearchablesChanged() 3314 updateAppMarketIcon(); 3315 3316 // Animate up any icons as necessary 3317 if (mVisible || mWorkspaceLoading) { 3318 Runnable newAppsRunnable = new Runnable() { 3319 @Override 3320 public void run() { 3321 runNewAppsAnimation(false); 3322 } 3323 }; 3324 3325 boolean willSnapPage = mNewShortcutAnimatePage > -1 && 3326 mNewShortcutAnimatePage != mWorkspace.getCurrentPage(); 3327 if (canRunNewAppsAnimation()) { 3328 // If the user has not interacted recently, then either snap to the new page to show 3329 // the new-apps animation or just run them if they are to appear on the current page 3330 if (willSnapPage) { 3331 mWorkspace.snapToPage(mNewShortcutAnimatePage, newAppsRunnable); 3332 } else { 3333 runNewAppsAnimation(false); 3334 } 3335 } else { 3336 // If the user has interacted recently, then just add the items in place if they 3337 // are on another page (or just normally if they are added to the current page) 3338 runNewAppsAnimation(willSnapPage); 3339 } 3340 } 3341 3342 mWorkspaceLoading = false; 3343 } 3344 3345 private boolean canRunNewAppsAnimation() { 3346 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3347 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3348 } 3349 3350 /** 3351 * Runs a new animation that scales up icons that were added while Launcher was in the 3352 * background. 3353 * 3354 * @param immediate whether to run the animation or show the results immediately 3355 */ 3356 private void runNewAppsAnimation(boolean immediate) { 3357 AnimatorSet anim = new AnimatorSet(); 3358 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3359 3360 // Order these new views spatially so that they animate in order 3361 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3362 @Override 3363 public int compare(View a, View b) { 3364 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3365 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3366 int cellCountX = LauncherModel.getCellCountX(); 3367 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3368 } 3369 }); 3370 3371 // Animate each of the views in place (or show them immediately if requested) 3372 if (immediate) { 3373 for (View v : mNewShortcutAnimateViews) { 3374 v.setAlpha(1f); 3375 v.setScaleX(1f); 3376 v.setScaleY(1f); 3377 } 3378 } else { 3379 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3380 View v = mNewShortcutAnimateViews.get(i); 3381 ValueAnimator bounceAnim = ObjectAnimator.ofPropertyValuesHolder(v, 3382 PropertyValuesHolder.ofFloat("alpha", 1f), 3383 PropertyValuesHolder.ofFloat("scaleX", 1f), 3384 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3385 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3386 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3387 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3388 bounceAnims.add(bounceAnim); 3389 } 3390 anim.playTogether(bounceAnims); 3391 anim.addListener(new AnimatorListenerAdapter() { 3392 @Override 3393 public void onAnimationEnd(Animator animation) { 3394 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3395 } 3396 }); 3397 anim.start(); 3398 } 3399 3400 // Clean up 3401 mNewShortcutAnimatePage = -1; 3402 mNewShortcutAnimateViews.clear(); 3403 new Thread("clearNewAppsThread") { 3404 public void run() { 3405 mSharedPrefs.edit() 3406 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3407 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3408 .commit(); 3409 } 3410 }.start(); 3411 } 3412 3413 @Override 3414 public void bindSearchablesChanged() { 3415 boolean searchVisible = updateGlobalSearchIcon(); 3416 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3417 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3418 } 3419 3420 /** 3421 * Add the icons for all apps. 3422 * 3423 * Implementation of the method from LauncherModel.Callbacks. 3424 */ 3425 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3426 // Remove the progress bar entirely; we could also make it GONE 3427 // but better to remove it since we know it's not going to be used 3428 View progressBar = mAppsCustomizeTabHost. 3429 findViewById(R.id.apps_customize_progress_bar); 3430 if (progressBar != null) { 3431 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3432 } 3433 // We just post the call to setApps so the user sees the progress bar 3434 // disappear-- otherwise, it just looks like the progress bar froze 3435 // which doesn't look great 3436 mAppsCustomizeTabHost.post(new Runnable() { 3437 public void run() { 3438 if (mAppsCustomizeContent != null) { 3439 mAppsCustomizeContent.setApps(apps); 3440 } 3441 } 3442 }); 3443 } 3444 3445 /** 3446 * A package was installed. 3447 * 3448 * Implementation of the method from LauncherModel.Callbacks. 3449 */ 3450 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3451 setLoadOnResume(); 3452 3453 if (mAppsCustomizeContent != null) { 3454 mAppsCustomizeContent.addApps(apps); 3455 } 3456 } 3457 3458 /** 3459 * A package was updated. 3460 * 3461 * Implementation of the method from LauncherModel.Callbacks. 3462 */ 3463 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3464 setLoadOnResume(); 3465 if (mWorkspace != null) { 3466 mWorkspace.updateShortcuts(apps); 3467 } 3468 3469 if (mAppsCustomizeContent != null) { 3470 mAppsCustomizeContent.updateApps(apps); 3471 } 3472 } 3473 3474 /** 3475 * A package was uninstalled. 3476 * 3477 * Implementation of the method from LauncherModel.Callbacks. 3478 */ 3479 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3480 if (permanent) { 3481 mWorkspace.removeItems(apps); 3482 } 3483 3484 if (mAppsCustomizeContent != null) { 3485 mAppsCustomizeContent.removeApps(apps); 3486 } 3487 3488 // Notify the drag controller 3489 mDragController.onAppsRemoved(apps, this); 3490 } 3491 3492 /** 3493 * A number of packages were updated. 3494 */ 3495 public void bindPackagesUpdated() { 3496 if (mAppsCustomizeContent != null) { 3497 mAppsCustomizeContent.onPackagesUpdated(); 3498 } 3499 } 3500 3501 private int mapConfigurationOriActivityInfoOri(int configOri) { 3502 final Display d = getWindowManager().getDefaultDisplay(); 3503 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3504 switch (d.getRotation()) { 3505 case Surface.ROTATION_0: 3506 case Surface.ROTATION_180: 3507 // We are currently in the same basic orientation as the natural orientation 3508 naturalOri = configOri; 3509 break; 3510 case Surface.ROTATION_90: 3511 case Surface.ROTATION_270: 3512 // We are currently in the other basic orientation to the natural orientation 3513 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3514 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3515 break; 3516 } 3517 3518 int[] oriMap = { 3519 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3520 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3521 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3522 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3523 }; 3524 // Since the map starts at portrait, we need to offset if this device's natural orientation 3525 // is landscape. 3526 int indexOffset = 0; 3527 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3528 indexOffset = 1; 3529 } 3530 return oriMap[(d.getRotation() + indexOffset) % 4]; 3531 } 3532 3533 public boolean isRotationEnabled() { 3534 boolean forceEnableRotation = "true".equalsIgnoreCase(SystemProperties.get( 3535 FORCE_ENABLE_ROTATION_PROPERTY, "false")); 3536 boolean enableRotation = forceEnableRotation || 3537 getResources().getBoolean(R.bool.allow_rotation); 3538 return enableRotation; 3539 } 3540 public void lockScreenOrientation() { 3541 if (isRotationEnabled()) { 3542 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3543 .getConfiguration().orientation)); 3544 } 3545 } 3546 public void unlockScreenOrientation(boolean immediate) { 3547 if (isRotationEnabled()) { 3548 if (immediate) { 3549 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3550 } else { 3551 mHandler.postDelayed(new Runnable() { 3552 public void run() { 3553 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3554 } 3555 }, mRestoreScreenOrientationDelay); 3556 } 3557 } 3558 } 3559 3560 /* Cling related */ 3561 private boolean isClingsEnabled() { 3562 // disable clings when running in a test harness 3563 if(ActivityManager.isRunningInTestHarness()) return false; 3564 3565 return true; 3566 } 3567 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3568 Cling cling = (Cling) findViewById(clingId); 3569 if (cling != null) { 3570 cling.init(this, positionData); 3571 cling.setVisibility(View.VISIBLE); 3572 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3573 cling.requestAccessibilityFocus(); 3574 if (animate) { 3575 cling.buildLayer(); 3576 cling.setAlpha(0f); 3577 cling.animate() 3578 .alpha(1f) 3579 .setInterpolator(new AccelerateInterpolator()) 3580 .setDuration(SHOW_CLING_DURATION) 3581 .setStartDelay(delay) 3582 .start(); 3583 } else { 3584 cling.setAlpha(1f); 3585 } 3586 } 3587 return cling; 3588 } 3589 private void dismissCling(final Cling cling, final String flag, int duration) { 3590 if (cling != null) { 3591 ObjectAnimator anim = ObjectAnimator.ofFloat(cling, "alpha", 0f); 3592 anim.setDuration(duration); 3593 anim.addListener(new AnimatorListenerAdapter() { 3594 public void onAnimationEnd(Animator animation) { 3595 cling.setVisibility(View.GONE); 3596 cling.cleanup(); 3597 // We should update the shared preferences on a background thread 3598 new Thread("dismissClingThread") { 3599 public void run() { 3600 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3601 editor.putBoolean(flag, true); 3602 editor.commit(); 3603 } 3604 }.start(); 3605 }; 3606 }); 3607 anim.start(); 3608 } 3609 } 3610 private void removeCling(int id) { 3611 final View cling = findViewById(id); 3612 if (cling != null) { 3613 final ViewGroup parent = (ViewGroup) cling.getParent(); 3614 parent.post(new Runnable() { 3615 @Override 3616 public void run() { 3617 parent.removeView(cling); 3618 } 3619 }); 3620 } 3621 } 3622 3623 private boolean skipCustomClingIfNoAccounts() { 3624 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3625 boolean customCling = cling.getDrawIdentifier().equals("workspace_custom"); 3626 if (customCling) { 3627 AccountManager am = AccountManager.get(this); 3628 Account[] accounts = am.getAccountsByType("com.google"); 3629 return accounts.length == 0; 3630 } 3631 return false; 3632 } 3633 3634 public void showFirstRunWorkspaceCling() { 3635 // Enable the clings only if they have not been dismissed before 3636 if (isClingsEnabled() && 3637 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false) && 3638 !skipCustomClingIfNoAccounts() ) { 3639 initCling(R.id.workspace_cling, null, false, 0); 3640 } else { 3641 removeCling(R.id.workspace_cling); 3642 } 3643 } 3644 public void showFirstRunAllAppsCling(int[] position) { 3645 // Enable the clings only if they have not been dismissed before 3646 if (isClingsEnabled() && 3647 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3648 initCling(R.id.all_apps_cling, position, true, 0); 3649 } else { 3650 removeCling(R.id.all_apps_cling); 3651 } 3652 } 3653 public Cling showFirstRunFoldersCling() { 3654 // Enable the clings only if they have not been dismissed before 3655 if (isClingsEnabled() && 3656 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3657 return initCling(R.id.folder_cling, null, true, 0); 3658 } else { 3659 removeCling(R.id.folder_cling); 3660 return null; 3661 } 3662 } 3663 public boolean isFolderClingVisible() { 3664 Cling cling = (Cling) findViewById(R.id.folder_cling); 3665 if (cling != null) { 3666 return cling.getVisibility() == View.VISIBLE; 3667 } 3668 return false; 3669 } 3670 public void dismissWorkspaceCling(View v) { 3671 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3672 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3673 } 3674 public void dismissAllAppsCling(View v) { 3675 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3676 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3677 } 3678 public void dismissFolderCling(View v) { 3679 Cling cling = (Cling) findViewById(R.id.folder_cling); 3680 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3681 } 3682 3683 /** 3684 * Prints out out state for debugging. 3685 */ 3686 public void dumpState() { 3687 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3688 Log.d(TAG, "mSavedState=" + mSavedState); 3689 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3690 Log.d(TAG, "mRestoring=" + mRestoring); 3691 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3692 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3693 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3694 mModel.dumpState(); 3695 3696 if (mAppsCustomizeContent != null) { 3697 mAppsCustomizeContent.dumpState(); 3698 } 3699 Log.d(TAG, "END launcher2 dump state"); 3700 } 3701 3702 @Override 3703 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 3704 super.dump(prefix, fd, writer, args); 3705 writer.println(" "); 3706 writer.println("Debug logs: "); 3707 for (int i = 0; i < sDumpLogs.size(); i++) { 3708 writer.println(" " + sDumpLogs.get(i)); 3709 } 3710 } 3711} 3712 3713interface LauncherTransitionable { 3714 View getContent(); 3715 void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace); 3716 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 3717 void onLauncherTransitionStep(Launcher l, float t); 3718 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 3719} 3720