Launcher.java revision 1d4fde686433ddfa7f940e298d935433ecfed8eb
1 2/* 3 * Copyright (C) 2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package com.android.launcher2; 19 20import android.accounts.Account; 21import android.accounts.AccountManager; 22import android.animation.Animator; 23import android.animation.AnimatorListenerAdapter; 24import android.animation.AnimatorSet; 25import android.animation.ObjectAnimator; 26import android.animation.PropertyValuesHolder; 27import android.animation.ValueAnimator; 28import android.animation.ValueAnimator.AnimatorUpdateListener; 29import android.app.Activity; 30import android.app.ActivityManager; 31import android.app.ActivityOptions; 32import android.app.SearchManager; 33import android.appwidget.AppWidgetHostView; 34import android.appwidget.AppWidgetManager; 35import android.appwidget.AppWidgetProviderInfo; 36import android.content.ActivityNotFoundException; 37import android.content.BroadcastReceiver; 38import android.content.ComponentCallbacks2; 39import android.content.ComponentName; 40import android.content.ContentResolver; 41import android.content.Context; 42import android.content.Intent; 43import android.content.IntentFilter; 44import android.content.SharedPreferences; 45import android.content.pm.ActivityInfo; 46import android.content.pm.PackageManager; 47import android.content.pm.PackageManager.NameNotFoundException; 48import android.content.res.Configuration; 49import android.content.res.Resources; 50import android.database.ContentObserver; 51import android.graphics.Bitmap; 52import android.graphics.Canvas; 53import android.graphics.PorterDuff; 54import android.graphics.Rect; 55import android.graphics.drawable.Drawable; 56import android.net.Uri; 57import android.os.AsyncTask; 58import android.os.Bundle; 59import android.os.Environment; 60import android.os.Handler; 61import android.os.Message; 62import android.os.StrictMode; 63import android.os.SystemClock; 64import android.provider.Settings; 65import android.speech.RecognizerIntent; 66import android.text.Selection; 67import android.text.SpannableStringBuilder; 68import android.text.TextUtils; 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.FileInputStream; 103import java.io.FileNotFoundException; 104import java.io.IOException; 105import java.io.PrintWriter; 106import java.util.ArrayList; 107import java.util.Collection; 108import java.util.Collections; 109import java.util.Comparator; 110import java.util.HashMap; 111import java.util.HashSet; 112import java.util.List; 113import java.util.Set; 114 115/** 116 * Default launcher application. 117 */ 118public final class Launcher extends Activity 119 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 120 View.OnTouchListener { 121 static final String TAG = "Launcher"; 122 static final boolean LOGD = false; 123 124 static final boolean PROFILE_STARTUP = false; 125 static final boolean DEBUG_WIDGETS = false; 126 static final boolean DEBUG_STRICT_MODE = false; 127 128 private static final int MENU_GROUP_WALLPAPER = 1; 129 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 130 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 131 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 132 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 133 134 private static final int REQUEST_CREATE_SHORTCUT = 1; 135 private static final int REQUEST_CREATE_APPWIDGET = 5; 136 private static final int REQUEST_PICK_APPLICATION = 6; 137 private static final int REQUEST_PICK_SHORTCUT = 7; 138 private static final int REQUEST_PICK_APPWIDGET = 9; 139 private static final int REQUEST_PICK_WALLPAPER = 10; 140 141 private static final int REQUEST_BIND_APPWIDGET = 11; 142 143 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 144 145 static final int SCREEN_COUNT = 5; 146 static final int DEFAULT_SCREEN = 2; 147 148 private static final String PREFERENCES = "launcher.preferences"; 149 static final String FORCE_ENABLE_ROTATION_PROPERTY = "debug.force_enable_rotation"; 150 static final String DUMP_STATE_PROPERTY = "debug.dumpstate"; 151 152 // The Intent extra that defines whether to ignore the launch animation 153 static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION = 154 "com.android.launcher.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION"; 155 156 // Type: int 157 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 158 // Type: int 159 private static final String RUNTIME_STATE = "launcher.state"; 160 // Type: int 161 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 162 // Type: int 163 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 164 // Type: int 165 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 166 // Type: int 167 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 168 // Type: boolean 169 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 170 // Type: long 171 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 172 // Type: int 173 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x"; 174 // Type: int 175 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y"; 176 // Type: parcelable 177 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info"; 178 179 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 180 private static final String TOOLBAR_SEARCH_ICON_METADATA_NAME = 181 "com.android.launcher.toolbar_search_icon"; 182 private static final String TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME = 183 "com.android.launcher.toolbar_voice_search_icon"; 184 185 /** The different states that Launcher can be in. */ 186 private enum State { NONE, WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 187 private State mState = State.WORKSPACE; 188 private AnimatorSet mStateAnimation; 189 private AnimatorSet mDividerAnimator; 190 191 static final int APPWIDGET_HOST_ID = 1024; 192 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 193 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 194 private static final int SHOW_CLING_DURATION = 550; 195 private static final int DISMISS_CLING_DURATION = 250; 196 197 private static final Object sLock = new Object(); 198 private static int sScreen = DEFAULT_SCREEN; 199 200 // How long to wait before the new-shortcut animation automatically pans the workspace 201 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 10; 202 203 private final BroadcastReceiver mCloseSystemDialogsReceiver 204 = new CloseSystemDialogsIntentReceiver(); 205 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 206 207 private LayoutInflater mInflater; 208 209 private Workspace mWorkspace; 210 private View mQsbDivider; 211 private View mDockDivider; 212 private DragLayer mDragLayer; 213 private DragController mDragController; 214 215 private AppWidgetManager mAppWidgetManager; 216 private LauncherAppWidgetHost mAppWidgetHost; 217 218 private ItemInfo mPendingAddInfo = new ItemInfo(); 219 private AppWidgetProviderInfo mPendingAddWidgetInfo; 220 221 private int[] mTmpAddItemCellCoordinates = new int[2]; 222 223 private FolderInfo mFolderInfo; 224 225 private Hotseat mHotseat; 226 private View mAllAppsButton; 227 228 private SearchDropTargetBar mSearchDropTargetBar; 229 private AppsCustomizeTabHost mAppsCustomizeTabHost; 230 private AppsCustomizePagedView mAppsCustomizeContent; 231 private boolean mAutoAdvanceRunning = false; 232 233 private Bundle mSavedState; 234 // We set the state in both onCreate and then onNewIntent in some cases, which causes both 235 // scroll issues (because the workspace may not have been measured yet) and extra work. 236 // Instead, just save the state that we need to restore Launcher to, and commit it in onResume. 237 private State mOnResumeState = State.NONE; 238 239 private SpannableStringBuilder mDefaultKeySsb = null; 240 241 private boolean mWorkspaceLoading = true; 242 243 private boolean mPaused = true; 244 private boolean mRestoring; 245 private boolean mWaitingForResult; 246 private boolean mOnResumeNeedsLoad; 247 248 // Keep track of whether the user has left launcher 249 private static boolean sPausedFromUserAction = false; 250 251 private Bundle mSavedInstanceState; 252 253 private LauncherModel mModel; 254 private IconCache mIconCache; 255 private boolean mUserPresent = true; 256 private boolean mVisible = false; 257 private boolean mAttached = false; 258 259 private static LocaleConfiguration sLocaleConfiguration = null; 260 261 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 262 263 private Intent mAppMarketIntent = null; 264 265 // Related to the auto-advancing of widgets 266 private final int ADVANCE_MSG = 1; 267 private final int mAdvanceInterval = 20000; 268 private final int mAdvanceStagger = 250; 269 private long mAutoAdvanceSentTime; 270 private long mAutoAdvanceTimeLeft = -1; 271 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 272 new HashMap<View, AppWidgetProviderInfo>(); 273 274 // Determines how long to wait after a rotation before restoring the screen orientation to 275 // match the sensor state. 276 private final int mRestoreScreenOrientationDelay = 500; 277 278 // External icons saved in case of resource changes, orientation, etc. 279 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 280 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 281 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 282 283 private final ArrayList<Integer> mSynchronouslyBoundPages = new ArrayList<Integer>(); 284 285 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 286 287 // We only want to get the SharedPreferences once since it does an FS stat each time we get 288 // it from the context. 289 private SharedPreferences mSharedPrefs; 290 291 // Holds the page that we need to animate to, and the icon views that we need to animate up 292 // when we scroll to that page on resume. 293 private int mNewShortcutAnimatePage = -1; 294 private ArrayList<View> mNewShortcutAnimateViews = new ArrayList<View>(); 295 private ImageView mFolderIconImageView; 296 private Bitmap mFolderIconBitmap; 297 private Canvas mFolderIconCanvas; 298 private Rect mRectForFolderAnimation = new Rect(); 299 300 private BubbleTextView mWaitingForResume; 301 302 private HideFromAccessibilityHelper mHideFromAccessibilityHelper 303 = new HideFromAccessibilityHelper(); 304 305 private Runnable mBuildLayersRunnable = new Runnable() { 306 public void run() { 307 if (mWorkspace != null) { 308 mWorkspace.buildPageHardwareLayers(); 309 } 310 } 311 }; 312 313 private static ArrayList<PendingAddArguments> sPendingAddList 314 = new ArrayList<PendingAddArguments>(); 315 316 private static class PendingAddArguments { 317 int requestCode; 318 Intent intent; 319 long container; 320 int screen; 321 int cellX; 322 int cellY; 323 } 324 325 326 private boolean doesFileExist(String filename) { 327 FileInputStream fis = null; 328 try { 329 fis = openFileInput(filename); 330 fis.close(); 331 return true; 332 } catch (java.io.FileNotFoundException e) { 333 return false; 334 } catch (java.io.IOException e) { 335 return true; 336 } 337 } 338 339 @Override 340 protected void onCreate(Bundle savedInstanceState) { 341 if (DEBUG_STRICT_MODE) { 342 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 343 .detectDiskReads() 344 .detectDiskWrites() 345 .detectNetwork() // or .detectAll() for all detectable problems 346 .penaltyLog() 347 .build()); 348 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() 349 .detectLeakedSqlLiteObjects() 350 .detectLeakedClosableObjects() 351 .penaltyLog() 352 .penaltyDeath() 353 .build()); 354 } 355 356 super.onCreate(savedInstanceState); 357 LauncherApplication app = ((LauncherApplication)getApplication()); 358 mSharedPrefs = getSharedPreferences(LauncherApplication.getSharedPreferencesKey(), 359 Context.MODE_PRIVATE); 360 mModel = app.setLauncher(this); 361 mIconCache = app.getIconCache(); 362 mDragController = new DragController(this); 363 mInflater = getLayoutInflater(); 364 365 mAppWidgetManager = AppWidgetManager.getInstance(this); 366 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 367 mAppWidgetHost.startListening(); 368 369 // If we are getting an onCreate, we can actually preempt onResume and unset mPaused here, 370 // this also ensures that any synchronous binding below doesn't re-trigger another 371 // LauncherModel load. 372 mPaused = false; 373 374 if (PROFILE_STARTUP) { 375 android.os.Debug.startMethodTracing( 376 Environment.getExternalStorageDirectory() + "/launcher"); 377 } 378 379 checkForLocaleChange(); 380 setContentView(R.layout.launcher); 381 setupViews(); 382 showFirstRunWorkspaceCling(); 383 384 registerContentObservers(); 385 386 lockAllApps(); 387 388 mSavedState = savedInstanceState; 389 restoreState(mSavedState); 390 391 // Update customization drawer _after_ restoring the states 392 if (mAppsCustomizeContent != null) { 393 mAppsCustomizeContent.onPackagesUpdated(); 394 } 395 396 if (PROFILE_STARTUP) { 397 android.os.Debug.stopMethodTracing(); 398 } 399 400 if (!mRestoring) { 401 if (sPausedFromUserAction) { 402 // If the user leaves launcher, then we should just load items asynchronously when 403 // they return. 404 mModel.startLoader(true, -1); 405 } else { 406 // We only load the page synchronously if the user rotates (or triggers a 407 // configuration change) while launcher is in the foreground 408 mModel.startLoader(true, mWorkspace.getCurrentPage()); 409 } 410 } 411 412 if (!mModel.isAllAppsLoaded()) { 413 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 414 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 415 } 416 417 // For handling default keys 418 mDefaultKeySsb = new SpannableStringBuilder(); 419 Selection.setSelection(mDefaultKeySsb, 0); 420 421 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 422 registerReceiver(mCloseSystemDialogsReceiver, filter); 423 424 updateGlobalIcons(); 425 426 // On large interfaces, we want the screen to auto-rotate based on the current orientation 427 unlockScreenOrientation(true); 428 } 429 430 protected void onUserLeaveHint() { 431 super.onUserLeaveHint(); 432 sPausedFromUserAction = true; 433 } 434 435 private void updateGlobalIcons() { 436 boolean searchVisible = false; 437 boolean voiceVisible = false; 438 // If we have a saved version of these external icons, we load them up immediately 439 int coi = getCurrentOrientationIndexForGlobalIcons(); 440 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 441 sAppMarketIcon[coi] == null) { 442 updateAppMarketIcon(); 443 searchVisible = updateGlobalSearchIcon(); 444 voiceVisible = updateVoiceSearchIcon(searchVisible); 445 } 446 if (sGlobalSearchIcon[coi] != null) { 447 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 448 searchVisible = true; 449 } 450 if (sVoiceSearchIcon[coi] != null) { 451 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 452 voiceVisible = true; 453 } 454 if (sAppMarketIcon[coi] != null) { 455 updateAppMarketIcon(sAppMarketIcon[coi]); 456 } 457 if (mSearchDropTargetBar != null) { 458 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 459 } 460 } 461 462 private void checkForLocaleChange() { 463 if (sLocaleConfiguration == null) { 464 new AsyncTask<Void, Void, LocaleConfiguration>() { 465 @Override 466 protected LocaleConfiguration doInBackground(Void... unused) { 467 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 468 readConfiguration(Launcher.this, localeConfiguration); 469 return localeConfiguration; 470 } 471 472 @Override 473 protected void onPostExecute(LocaleConfiguration result) { 474 sLocaleConfiguration = result; 475 checkForLocaleChange(); // recursive, but now with a locale configuration 476 } 477 }.execute(); 478 return; 479 } 480 481 final Configuration configuration = getResources().getConfiguration(); 482 483 final String previousLocale = sLocaleConfiguration.locale; 484 final String locale = configuration.locale.toString(); 485 486 final int previousMcc = sLocaleConfiguration.mcc; 487 final int mcc = configuration.mcc; 488 489 final int previousMnc = sLocaleConfiguration.mnc; 490 final int mnc = configuration.mnc; 491 492 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 493 494 if (localeChanged) { 495 sLocaleConfiguration.locale = locale; 496 sLocaleConfiguration.mcc = mcc; 497 sLocaleConfiguration.mnc = mnc; 498 499 mIconCache.flush(); 500 501 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 502 new Thread("WriteLocaleConfiguration") { 503 @Override 504 public void run() { 505 writeConfiguration(Launcher.this, localeConfiguration); 506 } 507 }.start(); 508 } 509 } 510 511 private static class LocaleConfiguration { 512 public String locale; 513 public int mcc = -1; 514 public int mnc = -1; 515 } 516 517 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 518 DataInputStream in = null; 519 try { 520 in = new DataInputStream(context.openFileInput(PREFERENCES)); 521 configuration.locale = in.readUTF(); 522 configuration.mcc = in.readInt(); 523 configuration.mnc = in.readInt(); 524 } catch (FileNotFoundException e) { 525 // Ignore 526 } catch (IOException e) { 527 // Ignore 528 } finally { 529 if (in != null) { 530 try { 531 in.close(); 532 } catch (IOException e) { 533 // Ignore 534 } 535 } 536 } 537 } 538 539 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 540 DataOutputStream out = null; 541 try { 542 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 543 out.writeUTF(configuration.locale); 544 out.writeInt(configuration.mcc); 545 out.writeInt(configuration.mnc); 546 out.flush(); 547 } catch (FileNotFoundException e) { 548 // Ignore 549 } catch (IOException e) { 550 //noinspection ResultOfMethodCallIgnored 551 context.getFileStreamPath(PREFERENCES).delete(); 552 } finally { 553 if (out != null) { 554 try { 555 out.close(); 556 } catch (IOException e) { 557 // Ignore 558 } 559 } 560 } 561 } 562 563 public DragLayer getDragLayer() { 564 return mDragLayer; 565 } 566 567 boolean isDraggingEnabled() { 568 // We prevent dragging when we are loading the workspace as it is possible to pick up a view 569 // that is subsequently removed from the workspace in startBinding(). 570 return !mModel.isLoadingWorkspace(); 571 } 572 573 static int getScreen() { 574 synchronized (sLock) { 575 return sScreen; 576 } 577 } 578 579 static void setScreen(int screen) { 580 synchronized (sLock) { 581 sScreen = screen; 582 } 583 } 584 585 /** 586 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 587 * a configuration step, this allows the proper animations to run after other transitions. 588 */ 589 private boolean completeAdd(PendingAddArguments args) { 590 boolean result = false; 591 switch (args.requestCode) { 592 case REQUEST_PICK_APPLICATION: 593 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 594 args.cellY); 595 break; 596 case REQUEST_PICK_SHORTCUT: 597 processShortcut(args.intent); 598 break; 599 case REQUEST_CREATE_SHORTCUT: 600 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 601 args.cellY); 602 result = true; 603 break; 604 case REQUEST_CREATE_APPWIDGET: 605 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 606 completeAddAppWidget(appWidgetId, args.container, args.screen, null, null); 607 result = true; 608 break; 609 case REQUEST_PICK_WALLPAPER: 610 // We just wanted the activity result here so we can clear mWaitingForResult 611 break; 612 } 613 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, 614 // if you turned the screen off and then back while in All Apps, Launcher would not 615 // return to the workspace. Clearing mAddInfo.container here fixes this issue 616 resetAddInfo(); 617 return result; 618 } 619 620 @Override 621 protected void onActivityResult( 622 final int requestCode, final int resultCode, final Intent data) { 623 if (requestCode == REQUEST_BIND_APPWIDGET) { 624 int appWidgetId = data != null ? 625 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 626 if (resultCode == RESULT_CANCELED) { 627 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 628 } else if (resultCode == RESULT_OK) { 629 addAppWidgetImpl(appWidgetId, mPendingAddInfo, null, mPendingAddWidgetInfo); 630 } 631 return; 632 } 633 boolean delayExitSpringLoadedMode = false; 634 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || 635 requestCode == REQUEST_CREATE_APPWIDGET); 636 mWaitingForResult = false; 637 638 // We have special handling for widgets 639 if (isWidgetDrop) { 640 int appWidgetId = data != null ? 641 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 642 if (appWidgetId < 0) { 643 Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not returned from the \\" + 644 "widget configuration activity."); 645 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 646 } else { 647 completeTwoStageWidgetDrop(resultCode, appWidgetId); 648 } 649 return; 650 } 651 652 // The pattern used here is that a user PICKs a specific application, 653 // which, depending on the target, might need to CREATE the actual target. 654 655 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 656 // launch over to the Music app to actually CREATE_SHORTCUT. 657 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 658 final PendingAddArguments args = new PendingAddArguments(); 659 args.requestCode = requestCode; 660 args.intent = data; 661 args.container = mPendingAddInfo.container; 662 args.screen = mPendingAddInfo.screen; 663 args.cellX = mPendingAddInfo.cellX; 664 args.cellY = mPendingAddInfo.cellY; 665 if (isWorkspaceLocked()) { 666 sPendingAddList.add(args); 667 } else { 668 delayExitSpringLoadedMode = completeAdd(args); 669 } 670 } 671 mDragLayer.clearAnimatedView(); 672 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 673 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode, 674 null); 675 } 676 677 private void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { 678 CellLayout cellLayout = 679 (CellLayout) mWorkspace.getChildAt(mPendingAddInfo.screen); 680 Runnable onCompleteRunnable = null; 681 int animationType = 0; 682 683 AppWidgetHostView boundWidget = null; 684 if (resultCode == RESULT_OK) { 685 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; 686 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, 687 mPendingAddWidgetInfo); 688 boundWidget = layout; 689 onCompleteRunnable = new Runnable() { 690 @Override 691 public void run() { 692 completeAddAppWidget(appWidgetId, mPendingAddInfo.container, 693 mPendingAddInfo.screen, layout, null); 694 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 695 null); 696 } 697 }; 698 } else if (resultCode == RESULT_CANCELED) { 699 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; 700 onCompleteRunnable = new Runnable() { 701 @Override 702 public void run() { 703 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 704 null); 705 } 706 }; 707 } 708 if (mDragLayer.getAnimatedView() != null) { 709 mWorkspace.animateWidgetDrop(mPendingAddInfo, cellLayout, 710 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, 711 animationType, boundWidget, true); 712 } else { 713 // The animated view may be null in the case of a rotation during widget configuration 714 onCompleteRunnable.run(); 715 } 716 } 717 718 @Override 719 protected void onResume() { 720 super.onResume(); 721 722 // Restore the previous launcher state 723 if (mOnResumeState == State.WORKSPACE) { 724 showWorkspace(false); 725 } else if (mOnResumeState == State.APPS_CUSTOMIZE) { 726 showAllApps(false); 727 } 728 mOnResumeState = State.NONE; 729 730 // Process any items that were added while Launcher was away 731 InstallShortcutReceiver.flushInstallQueue(this); 732 733 mPaused = false; 734 sPausedFromUserAction = false; 735 if (mRestoring || mOnResumeNeedsLoad) { 736 mWorkspaceLoading = true; 737 mModel.startLoader(true, -1); 738 mRestoring = false; 739 mOnResumeNeedsLoad = false; 740 } 741 742 // Reset the pressed state of icons that were locked in the press state while activities 743 // were launching 744 if (mWaitingForResume != null) { 745 // Resets the previous workspace icon press state 746 mWaitingForResume.setStayPressed(false); 747 } 748 if (mAppsCustomizeContent != null) { 749 // Resets the previous all apps icon press state 750 mAppsCustomizeContent.resetDrawableState(); 751 } 752 // It is possible that widgets can receive updates while launcher is not in the foreground. 753 // Consequently, the widgets will be inflated in the orientation of the foreground activity 754 // (framework issue). On resuming, we ensure that any widgets are inflated for the current 755 // orientation. 756 getWorkspace().reinflateWidgetsIfNecessary(); 757 758 // Again, as with the above scenario, it's possible that one or more of the global icons 759 // were updated in the wrong orientation. 760 updateGlobalIcons(); 761 } 762 763 @Override 764 protected void onPause() { 765 // NOTE: We want all transitions from launcher to act as if the wallpaper were enabled 766 // to be consistent. So re-enable the flag here, and we will re-disable it as necessary 767 // when Launcher resumes and we are still in AllApps. 768 updateWallpaperVisibility(true); 769 770 super.onPause(); 771 mPaused = true; 772 mDragController.cancelDrag(); 773 mDragController.resetLastGestureUpTime(); 774 } 775 776 @Override 777 public Object onRetainNonConfigurationInstance() { 778 // Flag the loader to stop early before switching 779 mModel.stopLoader(); 780 if (mAppsCustomizeContent != null) { 781 mAppsCustomizeContent.surrender(); 782 } 783 return Boolean.TRUE; 784 } 785 786 // We can't hide the IME if it was forced open. So don't bother 787 /* 788 @Override 789 public void onWindowFocusChanged(boolean hasFocus) { 790 super.onWindowFocusChanged(hasFocus); 791 792 if (hasFocus) { 793 final InputMethodManager inputManager = (InputMethodManager) 794 getSystemService(Context.INPUT_METHOD_SERVICE); 795 WindowManager.LayoutParams lp = getWindow().getAttributes(); 796 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 797 android.os.Handler()) { 798 protected void onReceiveResult(int resultCode, Bundle resultData) { 799 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 800 } 801 }); 802 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 803 } 804 } 805 */ 806 807 private boolean acceptFilter() { 808 final InputMethodManager inputManager = (InputMethodManager) 809 getSystemService(Context.INPUT_METHOD_SERVICE); 810 return !inputManager.isFullscreenMode(); 811 } 812 813 @Override 814 public boolean onKeyDown(int keyCode, KeyEvent event) { 815 final int uniChar = event.getUnicodeChar(); 816 final boolean handled = super.onKeyDown(keyCode, event); 817 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 818 if (!handled && acceptFilter() && isKeyNotWhitespace) { 819 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 820 keyCode, event); 821 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 822 // something usable has been typed - start a search 823 // the typed text will be retrieved and cleared by 824 // showSearchDialog() 825 // If there are multiple keystrokes before the search dialog takes focus, 826 // onSearchRequested() will be called for every keystroke, 827 // but it is idempotent, so it's fine. 828 return onSearchRequested(); 829 } 830 } 831 832 // Eat the long press event so the keyboard doesn't come up. 833 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 834 return true; 835 } 836 837 return handled; 838 } 839 840 private String getTypedText() { 841 return mDefaultKeySsb.toString(); 842 } 843 844 private void clearTypedText() { 845 mDefaultKeySsb.clear(); 846 mDefaultKeySsb.clearSpans(); 847 Selection.setSelection(mDefaultKeySsb, 0); 848 } 849 850 /** 851 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 852 * State 853 */ 854 private static State intToState(int stateOrdinal) { 855 State state = State.WORKSPACE; 856 final State[] stateValues = State.values(); 857 for (int i = 0; i < stateValues.length; i++) { 858 if (stateValues[i].ordinal() == stateOrdinal) { 859 state = stateValues[i]; 860 break; 861 } 862 } 863 return state; 864 } 865 866 /** 867 * Restores the previous state, if it exists. 868 * 869 * @param savedState The previous state. 870 */ 871 private void restoreState(Bundle savedState) { 872 if (savedState == null) { 873 return; 874 } 875 876 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 877 if (state == State.APPS_CUSTOMIZE) { 878 mOnResumeState = State.APPS_CUSTOMIZE; 879 } 880 881 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 882 if (currentScreen > -1) { 883 mWorkspace.setCurrentPage(currentScreen); 884 } 885 886 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 887 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 888 889 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 890 mPendingAddInfo.container = pendingAddContainer; 891 mPendingAddInfo.screen = pendingAddScreen; 892 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 893 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 894 mPendingAddInfo.spanX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_X); 895 mPendingAddInfo.spanY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y); 896 mPendingAddWidgetInfo = savedState.getParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO); 897 mWaitingForResult = true; 898 mRestoring = true; 899 } 900 901 902 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 903 if (renameFolder) { 904 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 905 mFolderInfo = mModel.getFolderById(this, sFolders, id); 906 mRestoring = true; 907 } 908 909 910 // Restore the AppsCustomize tab 911 if (mAppsCustomizeTabHost != null) { 912 String curTab = savedState.getString("apps_customize_currentTab"); 913 if (curTab != null) { 914 mAppsCustomizeTabHost.setContentTypeImmediate( 915 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 916 mAppsCustomizeContent.loadAssociatedPages( 917 mAppsCustomizeContent.getCurrentPage()); 918 } 919 920 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 921 mAppsCustomizeContent.restorePageForIndex(currentIndex); 922 } 923 } 924 925 /** 926 * Finds all the views we need and configure them properly. 927 */ 928 private void setupViews() { 929 final DragController dragController = mDragController; 930 931 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 932 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 933 mQsbDivider = (ImageView) findViewById(R.id.qsb_divider); 934 mDockDivider = (ImageView) findViewById(R.id.dock_divider); 935 936 // Setup the drag layer 937 mDragLayer.setup(this, dragController); 938 939 // Setup the hotseat 940 mHotseat = (Hotseat) findViewById(R.id.hotseat); 941 if (mHotseat != null) { 942 mHotseat.setup(this); 943 } 944 945 // Setup the workspace 946 mWorkspace.setHapticFeedbackEnabled(false); 947 mWorkspace.setOnLongClickListener(this); 948 mWorkspace.setup(dragController); 949 dragController.addDragListener(mWorkspace); 950 951 // Get the search/delete bar 952 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 953 954 // Setup AppsCustomize 955 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 956 findViewById(R.id.apps_customize_pane); 957 mAppsCustomizeContent = (AppsCustomizePagedView) 958 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 959 mAppsCustomizeContent.setup(this, dragController); 960 961 // Setup the drag controller (drop targets have to be added in reverse order in priority) 962 dragController.setDragScoller(mWorkspace); 963 dragController.setScrollView(mDragLayer); 964 dragController.setMoveTarget(mWorkspace); 965 dragController.addDropTarget(mWorkspace); 966 if (mSearchDropTargetBar != null) { 967 mSearchDropTargetBar.setup(this, dragController); 968 } 969 } 970 971 /** 972 * Creates a view representing a shortcut. 973 * 974 * @param info The data structure describing the shortcut. 975 * 976 * @return A View inflated from R.layout.application. 977 */ 978 View createShortcut(ShortcutInfo info) { 979 return createShortcut(R.layout.application, 980 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 981 } 982 983 /** 984 * Creates a view representing a shortcut inflated from the specified resource. 985 * 986 * @param layoutResId The id of the XML layout used to create the shortcut. 987 * @param parent The group the shortcut belongs to. 988 * @param info The data structure describing the shortcut. 989 * 990 * @return A View inflated from layoutResId. 991 */ 992 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 993 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 994 favorite.applyFromShortcutInfo(info, mIconCache); 995 favorite.setOnClickListener(this); 996 return favorite; 997 } 998 999 /** 1000 * Add an application shortcut to the workspace. 1001 * 1002 * @param data The intent describing the application. 1003 * @param cellInfo The position on screen where to create the shortcut. 1004 */ 1005 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 1006 final int[] cellXY = mTmpAddItemCellCoordinates; 1007 final CellLayout layout = getCellLayout(container, screen); 1008 1009 // First we check if we already know the exact location where we want to add this item. 1010 if (cellX >= 0 && cellY >= 0) { 1011 cellXY[0] = cellX; 1012 cellXY[1] = cellY; 1013 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 1014 showOutOfSpaceMessage(isHotseatLayout(layout)); 1015 return; 1016 } 1017 1018 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 1019 1020 if (info != null) { 1021 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 1022 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1023 info.container = ItemInfo.NO_ID; 1024 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 1025 isWorkspaceLocked(), cellX, cellY); 1026 } else { 1027 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1028 } 1029 } 1030 1031 /** 1032 * Add a shortcut to the workspace. 1033 * 1034 * @param data The intent describing the shortcut. 1035 * @param cellInfo The position on screen where to create the shortcut. 1036 */ 1037 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 1038 int cellY) { 1039 int[] cellXY = mTmpAddItemCellCoordinates; 1040 int[] touchXY = mPendingAddInfo.dropPos; 1041 CellLayout layout = getCellLayout(container, screen); 1042 1043 boolean foundCellSpan = false; 1044 1045 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 1046 if (info == null) { 1047 return; 1048 } 1049 final View view = createShortcut(info); 1050 1051 // First we check if we already know the exact location where we want to add this item. 1052 if (cellX >= 0 && cellY >= 0) { 1053 cellXY[0] = cellX; 1054 cellXY[1] = cellY; 1055 foundCellSpan = true; 1056 1057 // If appropriate, either create a folder or add to an existing folder 1058 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, 1059 true, null,null)) { 1060 return; 1061 } 1062 DragObject dragObject = new DragObject(); 1063 dragObject.dragInfo = info; 1064 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, 1065 true)) { 1066 return; 1067 } 1068 } else if (touchXY != null) { 1069 // when dragging and dropping, just find the closest free spot 1070 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 1071 foundCellSpan = (result != null); 1072 } else { 1073 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 1074 } 1075 1076 if (!foundCellSpan) { 1077 showOutOfSpaceMessage(isHotseatLayout(layout)); 1078 return; 1079 } 1080 1081 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 1082 1083 if (!mRestoring) { 1084 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 1085 isWorkspaceLocked()); 1086 } 1087 } 1088 1089 static int[] getSpanForWidget(Context context, ComponentName component, int minWidth, 1090 int minHeight) { 1091 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(context, component, null); 1092 // We want to account for the extra amount of padding that we are adding to the widget 1093 // to ensure that it gets the full amount of space that it has requested 1094 int requiredWidth = minWidth + padding.left + padding.right; 1095 int requiredHeight = minHeight + padding.top + padding.bottom; 1096 return CellLayout.rectToCell(context.getResources(), requiredWidth, requiredHeight, null); 1097 } 1098 1099 static int[] getSpanForWidget(Context context, AppWidgetProviderInfo info) { 1100 return getSpanForWidget(context, info.provider, info.minWidth, info.minHeight); 1101 } 1102 1103 static int[] getMinSpanForWidget(Context context, AppWidgetProviderInfo info) { 1104 return getSpanForWidget(context, info.provider, info.minResizeWidth, info.minResizeHeight); 1105 } 1106 1107 static int[] getSpanForWidget(Context context, PendingAddWidgetInfo info) { 1108 return getSpanForWidget(context, info.componentName, info.minWidth, info.minHeight); 1109 } 1110 1111 static int[] getMinSpanForWidget(Context context, PendingAddWidgetInfo info) { 1112 return getSpanForWidget(context, info.componentName, info.minResizeWidth, 1113 info.minResizeHeight); 1114 } 1115 1116 /** 1117 * Add a widget to the workspace. 1118 * 1119 * @param appWidgetId The app widget id 1120 * @param cellInfo The position on screen where to create the widget. 1121 */ 1122 private void completeAddAppWidget(final int appWidgetId, long container, int screen, 1123 AppWidgetHostView hostView, AppWidgetProviderInfo appWidgetInfo) { 1124 if (appWidgetInfo == null) { 1125 appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1126 } 1127 1128 // Calculate the grid spans needed to fit this widget 1129 CellLayout layout = getCellLayout(container, screen); 1130 1131 int[] minSpanXY = getMinSpanForWidget(this, appWidgetInfo); 1132 int[] spanXY = getSpanForWidget(this, appWidgetInfo); 1133 1134 // Try finding open space on Launcher screen 1135 // We have saved the position to which the widget was dragged-- this really only matters 1136 // if we are placing widgets on a "spring-loaded" screen 1137 int[] cellXY = mTmpAddItemCellCoordinates; 1138 int[] touchXY = mPendingAddInfo.dropPos; 1139 int[] finalSpan = new int[2]; 1140 boolean foundCellSpan = false; 1141 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 1142 cellXY[0] = mPendingAddInfo.cellX; 1143 cellXY[1] = mPendingAddInfo.cellY; 1144 spanXY[0] = mPendingAddInfo.spanX; 1145 spanXY[1] = mPendingAddInfo.spanY; 1146 foundCellSpan = true; 1147 } else if (touchXY != null) { 1148 // when dragging and dropping, just find the closest free spot 1149 int[] result = layout.findNearestVacantArea( 1150 touchXY[0], touchXY[1], minSpanXY[0], minSpanXY[1], spanXY[0], 1151 spanXY[1], cellXY, finalSpan); 1152 spanXY[0] = finalSpan[0]; 1153 spanXY[1] = finalSpan[1]; 1154 foundCellSpan = (result != null); 1155 } else { 1156 foundCellSpan = layout.findCellForSpan(cellXY, minSpanXY[0], minSpanXY[1]); 1157 } 1158 1159 if (!foundCellSpan) { 1160 if (appWidgetId != -1) { 1161 // Deleting an app widget ID is a void call but writes to disk before returning 1162 // to the caller... 1163 new Thread("deleteAppWidgetId") { 1164 public void run() { 1165 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1166 } 1167 }.start(); 1168 } 1169 showOutOfSpaceMessage(isHotseatLayout(layout)); 1170 return; 1171 } 1172 1173 // Build Launcher-specific widget info and save to database 1174 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId, 1175 appWidgetInfo.provider); 1176 launcherInfo.spanX = spanXY[0]; 1177 launcherInfo.spanY = spanXY[1]; 1178 launcherInfo.minSpanX = mPendingAddInfo.minSpanX; 1179 launcherInfo.minSpanY = mPendingAddInfo.minSpanY; 1180 1181 LauncherModel.addItemToDatabase(this, launcherInfo, 1182 container, screen, cellXY[0], cellXY[1], false); 1183 1184 if (!mRestoring) { 1185 if (hostView == null) { 1186 // Perform actual inflation because we're live 1187 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1188 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1189 } else { 1190 // The AppWidgetHostView has already been inflated and instantiated 1191 launcherInfo.hostView = hostView; 1192 } 1193 1194 launcherInfo.hostView.setTag(launcherInfo); 1195 launcherInfo.hostView.setVisibility(View.VISIBLE); 1196 launcherInfo.notifyWidgetSizeChanged(this); 1197 1198 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 1199 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1200 1201 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1202 } 1203 resetAddInfo(); 1204 } 1205 1206 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1207 @Override 1208 public void onReceive(Context context, Intent intent) { 1209 final String action = intent.getAction(); 1210 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1211 mUserPresent = false; 1212 mDragLayer.clearAllResizeFrames(); 1213 updateRunning(); 1214 1215 // Reset AllApps to its initial state only if we are not in the middle of 1216 // processing a multi-step drop 1217 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1218 mAppsCustomizeTabHost.reset(); 1219 showWorkspace(false); 1220 } 1221 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1222 mUserPresent = true; 1223 updateRunning(); 1224 } 1225 } 1226 }; 1227 1228 @Override 1229 public void onAttachedToWindow() { 1230 super.onAttachedToWindow(); 1231 1232 // Listen for broadcasts related to user-presence 1233 final IntentFilter filter = new IntentFilter(); 1234 filter.addAction(Intent.ACTION_SCREEN_OFF); 1235 filter.addAction(Intent.ACTION_USER_PRESENT); 1236 registerReceiver(mReceiver, filter); 1237 1238 mAttached = true; 1239 mVisible = true; 1240 } 1241 1242 @Override 1243 public void onDetachedFromWindow() { 1244 super.onDetachedFromWindow(); 1245 mVisible = false; 1246 1247 if (mAttached) { 1248 unregisterReceiver(mReceiver); 1249 mAttached = false; 1250 } 1251 updateRunning(); 1252 } 1253 1254 public void onWindowVisibilityChanged(int visibility) { 1255 mVisible = visibility == View.VISIBLE; 1256 updateRunning(); 1257 // The following code used to be in onResume, but it turns out onResume is called when 1258 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1259 // is a more appropriate event to handle 1260 if (mVisible) { 1261 mAppsCustomizeTabHost.onWindowVisible(); 1262 if (!mWorkspaceLoading) { 1263 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1264 // We want to let Launcher draw itself at least once before we force it to build 1265 // layers on all the workspace pages, so that transitioning to Launcher from other 1266 // apps is nice and speedy. Usually the first call to preDraw doesn't correspond to 1267 // a true draw so we wait until the second preDraw call to be safe 1268 observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { 1269 public boolean onPreDraw() { 1270 // We delay the layer building a bit in order to give 1271 // other message processing a time to run. In particular 1272 // this avoids a delay in hiding the IME if it was 1273 // currently shown, because doing that may involve 1274 // some communication back with the app. 1275 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 1276 1277 observer.removeOnPreDrawListener(this); 1278 return true; 1279 } 1280 }); 1281 } 1282 // When Launcher comes back to foreground, a different Activity might be responsible for 1283 // the app market intent, so refresh the icon 1284 updateAppMarketIcon(); 1285 clearTypedText(); 1286 } 1287 } 1288 1289 private void sendAdvanceMessage(long delay) { 1290 mHandler.removeMessages(ADVANCE_MSG); 1291 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1292 mHandler.sendMessageDelayed(msg, delay); 1293 mAutoAdvanceSentTime = System.currentTimeMillis(); 1294 } 1295 1296 private void updateRunning() { 1297 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1298 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1299 mAutoAdvanceRunning = autoAdvanceRunning; 1300 if (autoAdvanceRunning) { 1301 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1302 sendAdvanceMessage(delay); 1303 } else { 1304 if (!mWidgetsToAdvance.isEmpty()) { 1305 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1306 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1307 } 1308 mHandler.removeMessages(ADVANCE_MSG); 1309 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1310 } 1311 } 1312 } 1313 1314 private final Handler mHandler = new Handler() { 1315 @Override 1316 public void handleMessage(Message msg) { 1317 if (msg.what == ADVANCE_MSG) { 1318 int i = 0; 1319 for (View key: mWidgetsToAdvance.keySet()) { 1320 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1321 final int delay = mAdvanceStagger * i; 1322 if (v instanceof Advanceable) { 1323 postDelayed(new Runnable() { 1324 public void run() { 1325 ((Advanceable) v).advance(); 1326 } 1327 }, delay); 1328 } 1329 i++; 1330 } 1331 sendAdvanceMessage(mAdvanceInterval); 1332 } 1333 } 1334 }; 1335 1336 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1337 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1338 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1339 if (v instanceof Advanceable) { 1340 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1341 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1342 updateRunning(); 1343 } 1344 } 1345 1346 void removeWidgetToAutoAdvance(View hostView) { 1347 if (mWidgetsToAdvance.containsKey(hostView)) { 1348 mWidgetsToAdvance.remove(hostView); 1349 updateRunning(); 1350 } 1351 } 1352 1353 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1354 removeWidgetToAutoAdvance(launcherInfo.hostView); 1355 launcherInfo.hostView = null; 1356 } 1357 1358 void showOutOfSpaceMessage(boolean isHotseatLayout) { 1359 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); 1360 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); 1361 } 1362 1363 public LauncherAppWidgetHost getAppWidgetHost() { 1364 return mAppWidgetHost; 1365 } 1366 1367 public LauncherModel getModel() { 1368 return mModel; 1369 } 1370 1371 void closeSystemDialogs() { 1372 getWindow().closeAllPanels(); 1373 1374 // Whatever we were doing is hereby canceled. 1375 mWaitingForResult = false; 1376 } 1377 1378 @Override 1379 protected void onNewIntent(Intent intent) { 1380 super.onNewIntent(intent); 1381 1382 // Close the menu 1383 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1384 // also will cancel mWaitingForResult. 1385 closeSystemDialogs(); 1386 1387 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1388 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1389 1390 Folder openFolder = mWorkspace.getOpenFolder(); 1391 // In all these cases, only animate if we're already on home 1392 mWorkspace.exitWidgetResizeMode(); 1393 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1394 openFolder == null) { 1395 mWorkspace.moveToDefaultScreen(true); 1396 } 1397 1398 closeFolder(); 1399 exitSpringLoadedDragMode(); 1400 1401 // If we are already on home, then just animate back to the workspace, otherwise, just 1402 // wait until onResume to set the state back to Workspace 1403 if (alreadyOnHome) { 1404 showWorkspace(true); 1405 } else { 1406 mOnResumeState = State.WORKSPACE; 1407 } 1408 1409 final View v = getWindow().peekDecorView(); 1410 if (v != null && v.getWindowToken() != null) { 1411 InputMethodManager imm = (InputMethodManager)getSystemService( 1412 INPUT_METHOD_SERVICE); 1413 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1414 } 1415 1416 // Reset AllApps to its initial state 1417 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1418 mAppsCustomizeTabHost.reset(); 1419 } 1420 } 1421 } 1422 1423 @Override 1424 public void onRestoreInstanceState(Bundle state) { 1425 super.onRestoreInstanceState(state); 1426 for (int page: mSynchronouslyBoundPages) { 1427 mWorkspace.restoreInstanceStateForChild(page); 1428 } 1429 } 1430 1431 @Override 1432 protected void onSaveInstanceState(Bundle outState) { 1433 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getNextPage()); 1434 super.onSaveInstanceState(outState); 1435 1436 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1437 // We close any open folder since it will not be re-opened, and we need to make sure 1438 // this state is reflected. 1439 closeFolder(); 1440 1441 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1442 mWaitingForResult) { 1443 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1444 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1445 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1446 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1447 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_X, mPendingAddInfo.spanX); 1448 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y, mPendingAddInfo.spanY); 1449 outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo); 1450 } 1451 1452 if (mFolderInfo != null && mWaitingForResult) { 1453 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1454 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1455 } 1456 1457 // Save the current AppsCustomize tab 1458 if (mAppsCustomizeTabHost != null) { 1459 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1460 if (currentTabTag != null) { 1461 outState.putString("apps_customize_currentTab", currentTabTag); 1462 } 1463 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1464 outState.putInt("apps_customize_currentIndex", currentIndex); 1465 } 1466 } 1467 1468 @Override 1469 public void onDestroy() { 1470 super.onDestroy(); 1471 1472 // Remove all pending runnables 1473 mHandler.removeMessages(ADVANCE_MSG); 1474 mHandler.removeMessages(0); 1475 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1476 1477 // Stop callbacks from LauncherModel 1478 LauncherApplication app = ((LauncherApplication) getApplication()); 1479 mModel.stopLoader(); 1480 app.setLauncher(null); 1481 1482 try { 1483 mAppWidgetHost.stopListening(); 1484 } catch (NullPointerException ex) { 1485 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1486 } 1487 mAppWidgetHost = null; 1488 1489 mWidgetsToAdvance.clear(); 1490 1491 TextKeyListener.getInstance().release(); 1492 1493 // Disconnect any of the callbacks and drawables associated with ItemInfos on the workspace 1494 // to prevent leaking Launcher activities on orientation change. 1495 if (mModel != null) { 1496 mModel.unbindItemInfosAndClearQueuedBindRunnables(); 1497 } 1498 1499 getContentResolver().unregisterContentObserver(mWidgetObserver); 1500 unregisterReceiver(mCloseSystemDialogsReceiver); 1501 1502 mDragLayer.clearAllResizeFrames(); 1503 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1504 mWorkspace.removeAllViews(); 1505 mWorkspace = null; 1506 mDragController = null; 1507 1508 LauncherAnimUtils.onDestroyActivity(); 1509 } 1510 1511 public DragController getDragController() { 1512 return mDragController; 1513 } 1514 1515 @Override 1516 public void startActivityForResult(Intent intent, int requestCode) { 1517 if (requestCode >= 0) mWaitingForResult = true; 1518 super.startActivityForResult(intent, requestCode); 1519 } 1520 1521 /** 1522 * Indicates that we want global search for this activity by setting the globalSearch 1523 * argument for {@link #startSearch} to true. 1524 */ 1525 @Override 1526 public void startSearch(String initialQuery, boolean selectInitialQuery, 1527 Bundle appSearchData, boolean globalSearch) { 1528 1529 showWorkspace(true); 1530 1531 if (initialQuery == null) { 1532 // Use any text typed in the launcher as the initial query 1533 initialQuery = getTypedText(); 1534 } 1535 if (appSearchData == null) { 1536 appSearchData = new Bundle(); 1537 appSearchData.putString(Search.SOURCE, "launcher-search"); 1538 } 1539 Rect sourceBounds = new Rect(); 1540 if (mSearchDropTargetBar != null) { 1541 sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1542 } 1543 1544 startGlobalSearch(initialQuery, selectInitialQuery, 1545 appSearchData, sourceBounds); 1546 } 1547 1548 /** 1549 * Starts the global search activity. This code is a copied from SearchManager 1550 */ 1551 public void startGlobalSearch(String initialQuery, 1552 boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) { 1553 final SearchManager searchManager = 1554 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1555 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 1556 if (globalSearchActivity == null) { 1557 Log.w(TAG, "No global search activity found."); 1558 return; 1559 } 1560 Intent intent = new Intent(SearchManager.INTENT_ACTION_GLOBAL_SEARCH); 1561 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1562 intent.setComponent(globalSearchActivity); 1563 // Make sure that we have a Bundle to put source in 1564 if (appSearchData == null) { 1565 appSearchData = new Bundle(); 1566 } else { 1567 appSearchData = new Bundle(appSearchData); 1568 } 1569 // Set source to package name of app that starts global search, if not set already. 1570 if (!appSearchData.containsKey("source")) { 1571 appSearchData.putString("source", getPackageName()); 1572 } 1573 intent.putExtra(SearchManager.APP_DATA, appSearchData); 1574 if (!TextUtils.isEmpty(initialQuery)) { 1575 intent.putExtra(SearchManager.QUERY, initialQuery); 1576 } 1577 if (selectInitialQuery) { 1578 intent.putExtra(SearchManager.EXTRA_SELECT_QUERY, selectInitialQuery); 1579 } 1580 intent.setSourceBounds(sourceBounds); 1581 try { 1582 startActivity(intent); 1583 } catch (ActivityNotFoundException ex) { 1584 Log.e(TAG, "Global search activity not found: " + globalSearchActivity); 1585 } 1586 } 1587 1588 @Override 1589 public boolean onCreateOptionsMenu(Menu menu) { 1590 if (isWorkspaceLocked()) { 1591 return false; 1592 } 1593 1594 super.onCreateOptionsMenu(menu); 1595 1596 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1597 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1598 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1599 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1600 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1601 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1602 String helpUrl = getString(R.string.help_url); 1603 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1604 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1605 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1606 1607 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1608 .setIcon(android.R.drawable.ic_menu_gallery) 1609 .setAlphabeticShortcut('W'); 1610 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1611 .setIcon(android.R.drawable.ic_menu_manage) 1612 .setIntent(manageApps) 1613 .setAlphabeticShortcut('M'); 1614 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1615 .setIcon(android.R.drawable.ic_menu_preferences) 1616 .setIntent(settings) 1617 .setAlphabeticShortcut('P'); 1618 if (!helpUrl.isEmpty()) { 1619 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1620 .setIcon(android.R.drawable.ic_menu_help) 1621 .setIntent(help) 1622 .setAlphabeticShortcut('H'); 1623 } 1624 return true; 1625 } 1626 1627 @Override 1628 public boolean onPrepareOptionsMenu(Menu menu) { 1629 super.onPrepareOptionsMenu(menu); 1630 1631 if (mAppsCustomizeTabHost.isTransitioning()) { 1632 return false; 1633 } 1634 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1635 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1636 1637 return true; 1638 } 1639 1640 @Override 1641 public boolean onOptionsItemSelected(MenuItem item) { 1642 switch (item.getItemId()) { 1643 case MENU_WALLPAPER_SETTINGS: 1644 startWallpaper(); 1645 return true; 1646 } 1647 1648 return super.onOptionsItemSelected(item); 1649 } 1650 1651 @Override 1652 public boolean onSearchRequested() { 1653 startSearch(null, false, null, true); 1654 // Use a custom animation for launching search 1655 return true; 1656 } 1657 1658 public boolean isWorkspaceLocked() { 1659 return mWorkspaceLoading || mWaitingForResult; 1660 } 1661 1662 private void resetAddInfo() { 1663 mPendingAddInfo.container = ItemInfo.NO_ID; 1664 mPendingAddInfo.screen = -1; 1665 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1666 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1667 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; 1668 mPendingAddInfo.dropPos = null; 1669 } 1670 1671 void addAppWidgetImpl(final int appWidgetId, ItemInfo info, AppWidgetHostView boundWidget, 1672 AppWidgetProviderInfo appWidgetInfo) { 1673 if (appWidgetInfo.configure != null) { 1674 mPendingAddWidgetInfo = appWidgetInfo; 1675 1676 // Launch over to configure widget, if needed 1677 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1678 intent.setComponent(appWidgetInfo.configure); 1679 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1680 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1681 } else { 1682 // Otherwise just add it 1683 completeAddAppWidget(appWidgetId, info.container, info.screen, boundWidget, 1684 appWidgetInfo); 1685 // Exit spring loaded mode if necessary after adding the widget 1686 exitSpringLoadedDragModeDelayed(true, false, null); 1687 } 1688 } 1689 1690 /** 1691 * Process a shortcut drop. 1692 * 1693 * @param componentName The name of the component 1694 * @param screen The screen where it should be added 1695 * @param cell The cell it should be added to, optional 1696 * @param position The location on the screen where it was dropped, optional 1697 */ 1698 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1699 int[] cell, int[] loc) { 1700 resetAddInfo(); 1701 mPendingAddInfo.container = container; 1702 mPendingAddInfo.screen = screen; 1703 mPendingAddInfo.dropPos = loc; 1704 1705 if (cell != null) { 1706 mPendingAddInfo.cellX = cell[0]; 1707 mPendingAddInfo.cellY = cell[1]; 1708 } 1709 1710 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1711 createShortcutIntent.setComponent(componentName); 1712 processShortcut(createShortcutIntent); 1713 } 1714 1715 /** 1716 * Process a widget drop. 1717 * 1718 * @param info The PendingAppWidgetInfo of the widget being added. 1719 * @param screen The screen where it should be added 1720 * @param cell The cell it should be added to, optional 1721 * @param position The location on the screen where it was dropped, optional 1722 */ 1723 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1724 int[] cell, int[] span, int[] loc) { 1725 resetAddInfo(); 1726 mPendingAddInfo.container = info.container = container; 1727 mPendingAddInfo.screen = info.screen = screen; 1728 mPendingAddInfo.dropPos = loc; 1729 mPendingAddInfo.minSpanX = info.minSpanX; 1730 mPendingAddInfo.minSpanY = info.minSpanY; 1731 1732 if (cell != null) { 1733 mPendingAddInfo.cellX = cell[0]; 1734 mPendingAddInfo.cellY = cell[1]; 1735 } 1736 if (span != null) { 1737 mPendingAddInfo.spanX = span[0]; 1738 mPendingAddInfo.spanY = span[1]; 1739 } 1740 1741 AppWidgetHostView hostView = info.boundWidget; 1742 int appWidgetId; 1743 if (hostView != null) { 1744 appWidgetId = hostView.getAppWidgetId(); 1745 addAppWidgetImpl(appWidgetId, info, hostView, info.info); 1746 } else { 1747 // In this case, we either need to start an activity to get permission to bind 1748 // the widget, or we need to start an activity to configure the widget, or both. 1749 appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1750 Bundle options = info.bindOptions; 1751 1752 boolean success = false; 1753 if (options != null) { 1754 success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, 1755 info.componentName, options); 1756 } else { 1757 success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, 1758 info.componentName); 1759 } 1760 if (success) { 1761 addAppWidgetImpl(appWidgetId, info, null, info.info); 1762 } else { 1763 mPendingAddWidgetInfo = info.info; 1764 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND); 1765 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1766 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName); 1767 // TODO: we need to make sure that this accounts for the options bundle. 1768 // intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS, options); 1769 startActivityForResult(intent, REQUEST_BIND_APPWIDGET); 1770 } 1771 } 1772 } 1773 1774 void processShortcut(Intent intent) { 1775 // Handle case where user selected "Applications" 1776 String applicationName = getResources().getString(R.string.group_applications); 1777 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1778 1779 if (applicationName != null && applicationName.equals(shortcutName)) { 1780 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1781 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1782 1783 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1784 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1785 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1786 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1787 } else { 1788 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1789 } 1790 } 1791 1792 void processWallpaper(Intent intent) { 1793 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1794 } 1795 1796 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1797 int cellY) { 1798 final FolderInfo folderInfo = new FolderInfo(); 1799 folderInfo.title = getText(R.string.folder_name); 1800 1801 // Update the model 1802 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1803 false); 1804 sFolders.put(folderInfo.id, folderInfo); 1805 1806 // Create the view 1807 FolderIcon newFolder = 1808 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1809 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1810 isWorkspaceLocked()); 1811 return newFolder; 1812 } 1813 1814 void removeFolder(FolderInfo folder) { 1815 sFolders.remove(folder.id); 1816 } 1817 1818 private void startWallpaper() { 1819 showWorkspace(true); 1820 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1821 Intent chooser = Intent.createChooser(pickWallpaper, 1822 getText(R.string.chooser_wallpaper)); 1823 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1824 // Removed in Eclair MR1 1825// WallpaperManager wm = (WallpaperManager) 1826// getSystemService(Context.WALLPAPER_SERVICE); 1827// WallpaperInfo wi = wm.getWallpaperInfo(); 1828// if (wi != null && wi.getSettingsActivity() != null) { 1829// LabeledIntent li = new LabeledIntent(getPackageName(), 1830// R.string.configure_wallpaper, 0); 1831// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1832// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1833// } 1834 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1835 } 1836 1837 /** 1838 * Registers various content observers. The current implementation registers 1839 * only a favorites observer to keep track of the favorites applications. 1840 */ 1841 private void registerContentObservers() { 1842 ContentResolver resolver = getContentResolver(); 1843 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1844 true, mWidgetObserver); 1845 } 1846 1847 @Override 1848 public boolean dispatchKeyEvent(KeyEvent event) { 1849 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1850 switch (event.getKeyCode()) { 1851 case KeyEvent.KEYCODE_HOME: 1852 return true; 1853 case KeyEvent.KEYCODE_VOLUME_DOWN: 1854 if (doesFileExist(DUMP_STATE_PROPERTY)) { 1855 dumpState(); 1856 return true; 1857 } 1858 break; 1859 } 1860 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1861 switch (event.getKeyCode()) { 1862 case KeyEvent.KEYCODE_HOME: 1863 return true; 1864 } 1865 } 1866 1867 return super.dispatchKeyEvent(event); 1868 } 1869 1870 @Override 1871 public void onBackPressed() { 1872 if (isAllAppsVisible()) { 1873 showWorkspace(true); 1874 } else if (mWorkspace.getOpenFolder() != null) { 1875 Folder openFolder = mWorkspace.getOpenFolder(); 1876 if (openFolder.isEditingName()) { 1877 openFolder.dismissEditingName(); 1878 } else { 1879 closeFolder(); 1880 } 1881 } else { 1882 mWorkspace.exitWidgetResizeMode(); 1883 1884 // Back button is a no-op here, but give at least some feedback for the button press 1885 mWorkspace.showOutlinesTemporarily(); 1886 } 1887 } 1888 1889 /** 1890 * Re-listen when widgets are reset. 1891 */ 1892 private void onAppWidgetReset() { 1893 if (mAppWidgetHost != null) { 1894 mAppWidgetHost.startListening(); 1895 } 1896 } 1897 1898 /** 1899 * Launches the intent referred by the clicked shortcut. 1900 * 1901 * @param v The view representing the clicked shortcut. 1902 */ 1903 public void onClick(View v) { 1904 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1905 // view has detached (it's possible for this to happen if the view is removed mid touch). 1906 if (v.getWindowToken() == null) { 1907 return; 1908 } 1909 1910 if (!mWorkspace.isFinishedSwitchingState()) { 1911 return; 1912 } 1913 1914 Object tag = v.getTag(); 1915 if (tag instanceof ShortcutInfo) { 1916 // Open shortcut 1917 final Intent intent = ((ShortcutInfo) tag).intent; 1918 int[] pos = new int[2]; 1919 v.getLocationOnScreen(pos); 1920 intent.setSourceBounds(new Rect(pos[0], pos[1], 1921 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1922 1923 boolean success = startActivitySafely(v, intent, tag); 1924 1925 if (success && v instanceof BubbleTextView) { 1926 mWaitingForResume = (BubbleTextView) v; 1927 mWaitingForResume.setStayPressed(true); 1928 } 1929 } else if (tag instanceof FolderInfo) { 1930 if (v instanceof FolderIcon) { 1931 FolderIcon fi = (FolderIcon) v; 1932 handleFolderClick(fi); 1933 } 1934 } else if (v == mAllAppsButton) { 1935 if (isAllAppsVisible()) { 1936 showWorkspace(true); 1937 } else { 1938 onClickAllAppsButton(v); 1939 } 1940 } 1941 } 1942 1943 public boolean onTouch(View v, MotionEvent event) { 1944 // this is an intercepted event being forwarded from mWorkspace; 1945 // clicking anywhere on the workspace causes the customization drawer to slide down 1946 showWorkspace(true); 1947 return false; 1948 } 1949 1950 /** 1951 * Event handler for the search button 1952 * 1953 * @param v The view that was clicked. 1954 */ 1955 public void onClickSearchButton(View v) { 1956 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1957 1958 onSearchRequested(); 1959 } 1960 1961 /** 1962 * Event handler for the voice button 1963 * 1964 * @param v The view that was clicked. 1965 */ 1966 public void onClickVoiceButton(View v) { 1967 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1968 1969 try { 1970 final SearchManager searchManager = 1971 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1972 ComponentName activityName = searchManager.getGlobalSearchActivity(); 1973 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1974 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1975 if (activityName != null) { 1976 intent.setPackage(activityName.getPackageName()); 1977 } 1978 startActivity(null, intent, "onClickVoiceButton"); 1979 } catch (ActivityNotFoundException e) { 1980 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1981 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1982 startActivitySafely(null, intent, "onClickVoiceButton"); 1983 } 1984 } 1985 1986 /** 1987 * Event handler for the "grid" button that appears on the home screen, which 1988 * enters all apps mode. 1989 * 1990 * @param v The view that was clicked. 1991 */ 1992 public void onClickAllAppsButton(View v) { 1993 showAllApps(true); 1994 } 1995 1996 public void onTouchDownAllAppsButton(View v) { 1997 // Provide the same haptic feedback that the system offers for virtual keys. 1998 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1999 } 2000 2001 public void onClickAppMarketButton(View v) { 2002 if (mAppMarketIntent != null) { 2003 startActivitySafely(v, mAppMarketIntent, "app market"); 2004 } else { 2005 Log.e(TAG, "Invalid app market intent."); 2006 } 2007 } 2008 2009 void startApplicationDetailsActivity(ComponentName componentName) { 2010 String packageName = componentName.getPackageName(); 2011 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 2012 Uri.fromParts("package", packageName, null)); 2013 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 2014 startActivitySafely(null, intent, "startApplicationDetailsActivity"); 2015 } 2016 2017 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 2018 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 2019 // System applications cannot be installed. For now, show a toast explaining that. 2020 // We may give them the option of disabling apps this way. 2021 int messageId = R.string.uninstall_system_app_text; 2022 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 2023 } else { 2024 String packageName = appInfo.componentName.getPackageName(); 2025 String className = appInfo.componentName.getClassName(); 2026 Intent intent = new Intent( 2027 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 2028 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 2029 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 2030 startActivity(intent); 2031 } 2032 } 2033 2034 boolean startActivity(View v, Intent intent, Object tag) { 2035 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2036 2037 try { 2038 // Only launch using the new animation if the shortcut has not opted out (this is a 2039 // private contract between launcher and may be ignored in the future). 2040 boolean useLaunchAnimation = (v != null) && 2041 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION); 2042 if (useLaunchAnimation) { 2043 ActivityOptions opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, 2044 v.getMeasuredWidth(), v.getMeasuredHeight()); 2045 2046 startActivity(intent, opts.toBundle()); 2047 } else { 2048 startActivity(intent); 2049 } 2050 return true; 2051 } catch (SecurityException e) { 2052 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2053 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2054 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2055 "or use the exported attribute for this activity. " 2056 + "tag="+ tag + " intent=" + intent, e); 2057 } 2058 return false; 2059 } 2060 2061 boolean startActivitySafely(View v, Intent intent, Object tag) { 2062 boolean success = false; 2063 try { 2064 success = startActivity(v, intent, tag); 2065 } catch (ActivityNotFoundException e) { 2066 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2067 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 2068 } 2069 return success; 2070 } 2071 2072 void startActivityForResultSafely(Intent intent, int requestCode) { 2073 try { 2074 startActivityForResult(intent, requestCode); 2075 } catch (ActivityNotFoundException e) { 2076 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2077 } catch (SecurityException e) { 2078 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2079 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2080 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2081 "or use the exported attribute for this activity.", e); 2082 } 2083 } 2084 2085 private void handleFolderClick(FolderIcon folderIcon) { 2086 final FolderInfo info = folderIcon.getFolderInfo(); 2087 Folder openFolder = mWorkspace.getFolderForTag(info); 2088 2089 // If the folder info reports that the associated folder is open, then verify that 2090 // it is actually opened. There have been a few instances where this gets out of sync. 2091 if (info.opened && openFolder == null) { 2092 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 2093 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 2094 info.opened = false; 2095 } 2096 2097 if (!info.opened && !folderIcon.getFolder().isDestroyed()) { 2098 // Close any open folder 2099 closeFolder(); 2100 // Open the requested folder 2101 openFolder(folderIcon); 2102 } else { 2103 // Find the open folder... 2104 int folderScreen; 2105 if (openFolder != null) { 2106 folderScreen = mWorkspace.getPageForView(openFolder); 2107 // .. and close it 2108 closeFolder(openFolder); 2109 if (folderScreen != mWorkspace.getCurrentPage()) { 2110 // Close any folder open on the current screen 2111 closeFolder(); 2112 // Pull the folder onto this screen 2113 openFolder(folderIcon); 2114 } 2115 } 2116 } 2117 } 2118 2119 /** 2120 * This method draws the FolderIcon to an ImageView and then adds and positions that ImageView 2121 * in the DragLayer in the exact absolute location of the original FolderIcon. 2122 */ 2123 private void copyFolderIconToImage(FolderIcon fi) { 2124 final int width = fi.getMeasuredWidth(); 2125 final int height = fi.getMeasuredHeight(); 2126 2127 // Lazy load ImageView, Bitmap and Canvas 2128 if (mFolderIconImageView == null) { 2129 mFolderIconImageView = new ImageView(this); 2130 } 2131 if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width || 2132 mFolderIconBitmap.getHeight() != height) { 2133 mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); 2134 mFolderIconCanvas = new Canvas(mFolderIconBitmap); 2135 } 2136 2137 DragLayer.LayoutParams lp; 2138 if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) { 2139 lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams(); 2140 } else { 2141 lp = new DragLayer.LayoutParams(width, height); 2142 } 2143 2144 // The layout from which the folder is being opened may be scaled, adjust the starting 2145 // view size by this scale factor. 2146 float scale = mDragLayer.getDescendantRectRelativeToSelf(fi, mRectForFolderAnimation); 2147 lp.customPosition = true; 2148 lp.x = mRectForFolderAnimation.left; 2149 lp.y = mRectForFolderAnimation.top; 2150 lp.width = (int) (scale * width); 2151 lp.height = (int) (scale * height); 2152 2153 mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR); 2154 fi.draw(mFolderIconCanvas); 2155 mFolderIconImageView.setImageBitmap(mFolderIconBitmap); 2156 if (fi.getFolder() != null) { 2157 mFolderIconImageView.setPivotX(fi.getFolder().getPivotXForIconAnimation()); 2158 mFolderIconImageView.setPivotY(fi.getFolder().getPivotYForIconAnimation()); 2159 } 2160 // Just in case this image view is still in the drag layer from a previous animation, 2161 // we remove it and re-add it. 2162 if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) { 2163 mDragLayer.removeView(mFolderIconImageView); 2164 } 2165 mDragLayer.addView(mFolderIconImageView, lp); 2166 if (fi.getFolder() != null) { 2167 fi.getFolder().bringToFront(); 2168 } 2169 } 2170 2171 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2172 if (fi == null) return; 2173 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2174 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2175 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2176 2177 FolderInfo info = (FolderInfo) fi.getTag(); 2178 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2179 CellLayout cl = (CellLayout) fi.getParent().getParent(); 2180 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 2181 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 2182 } 2183 2184 // Push an ImageView copy of the FolderIcon into the DragLayer and hide the original 2185 copyFolderIconToImage(fi); 2186 fi.setVisibility(View.INVISIBLE); 2187 2188 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2189 scaleX, scaleY); 2190 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2191 oa.start(); 2192 } 2193 2194 private void shrinkAndFadeInFolderIcon(final FolderIcon fi) { 2195 if (fi == null) return; 2196 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2197 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2198 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2199 2200 final CellLayout cl = (CellLayout) fi.getParent().getParent(); 2201 2202 // We remove and re-draw the FolderIcon in-case it has changed 2203 mDragLayer.removeView(mFolderIconImageView); 2204 copyFolderIconToImage(fi); 2205 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2206 scaleX, scaleY); 2207 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2208 oa.addListener(new AnimatorListenerAdapter() { 2209 @Override 2210 public void onAnimationEnd(Animator animation) { 2211 if (cl != null) { 2212 cl.clearFolderLeaveBehind(); 2213 // Remove the ImageView copy of the FolderIcon and make the original visible. 2214 mDragLayer.removeView(mFolderIconImageView); 2215 fi.setVisibility(View.VISIBLE); 2216 } 2217 } 2218 }); 2219 oa.start(); 2220 } 2221 2222 /** 2223 * Opens the user folder described by the specified tag. The opening of the folder 2224 * is animated relative to the specified View. If the View is null, no animation 2225 * is played. 2226 * 2227 * @param folderInfo The FolderInfo describing the folder to open. 2228 */ 2229 public void openFolder(FolderIcon folderIcon) { 2230 Folder folder = folderIcon.getFolder(); 2231 FolderInfo info = folder.mInfo; 2232 2233 info.opened = true; 2234 2235 // Just verify that the folder hasn't already been added to the DragLayer. 2236 // There was a one-off crash where the folder had a parent already. 2237 if (folder.getParent() == null) { 2238 mDragLayer.addView(folder); 2239 mDragController.addDropTarget((DropTarget) folder); 2240 } else { 2241 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2242 folder.getParent() + ")."); 2243 } 2244 folder.animateOpen(); 2245 growAndFadeOutFolderIcon(folderIcon); 2246 } 2247 2248 public void closeFolder() { 2249 Folder folder = mWorkspace.getOpenFolder(); 2250 if (folder != null) { 2251 if (folder.isEditingName()) { 2252 folder.dismissEditingName(); 2253 } 2254 closeFolder(folder); 2255 2256 // Dismiss the folder cling 2257 dismissFolderCling(null); 2258 } 2259 } 2260 2261 void closeFolder(Folder folder) { 2262 folder.getInfo().opened = false; 2263 2264 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2265 if (parent != null) { 2266 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2267 shrinkAndFadeInFolderIcon(fi); 2268 } 2269 folder.animateClosed(); 2270 } 2271 2272 public boolean onLongClick(View v) { 2273 if (!isDraggingEnabled()) return false; 2274 if (isWorkspaceLocked()) return false; 2275 if (mState != State.WORKSPACE) return false; 2276 2277 if (!(v instanceof CellLayout)) { 2278 v = (View) v.getParent().getParent(); 2279 } 2280 2281 resetAddInfo(); 2282 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2283 // This happens when long clicking an item with the dpad/trackball 2284 if (longClickCellInfo == null) { 2285 return true; 2286 } 2287 2288 // The hotseat touch handling does not go through Workspace, and we always allow long press 2289 // on hotseat items. 2290 final View itemUnderLongClick = longClickCellInfo.cell; 2291 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2292 if (allowLongPress && !mDragController.isDragging()) { 2293 if (itemUnderLongClick == null) { 2294 // User long pressed on empty space 2295 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2296 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2297 startWallpaper(); 2298 } else { 2299 if (!(itemUnderLongClick instanceof Folder)) { 2300 // User long pressed on an item 2301 mWorkspace.startDrag(longClickCellInfo); 2302 } 2303 } 2304 } 2305 return true; 2306 } 2307 2308 boolean isHotseatLayout(View layout) { 2309 return mHotseat != null && layout != null && 2310 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2311 } 2312 Hotseat getHotseat() { 2313 return mHotseat; 2314 } 2315 SearchDropTargetBar getSearchBar() { 2316 return mSearchDropTargetBar; 2317 } 2318 2319 /** 2320 * Returns the CellLayout of the specified container at the specified screen. 2321 */ 2322 CellLayout getCellLayout(long container, int screen) { 2323 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2324 if (mHotseat != null) { 2325 return mHotseat.getLayout(); 2326 } else { 2327 return null; 2328 } 2329 } else { 2330 return (CellLayout) mWorkspace.getChildAt(screen); 2331 } 2332 } 2333 2334 Workspace getWorkspace() { 2335 return mWorkspace; 2336 } 2337 2338 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2339 public boolean isAllAppsVisible() { 2340 return (mState == State.APPS_CUSTOMIZE) || (mOnResumeState == State.APPS_CUSTOMIZE); 2341 } 2342 2343 public boolean isAllAppsButtonRank(int rank) { 2344 return mHotseat.isAllAppsButtonRank(rank); 2345 } 2346 2347 /** 2348 * Helper method for the cameraZoomIn/cameraZoomOut animations 2349 * @param view The view being animated 2350 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2351 * @param scaleFactor The scale factor used for the zoom 2352 */ 2353 private void setPivotsForZoom(View view, float scaleFactor) { 2354 view.setPivotX(view.getWidth() / 2.0f); 2355 view.setPivotY(view.getHeight() / 2.0f); 2356 } 2357 2358 void disableWallpaperIfInAllApps() { 2359 // Only disable it if we are in all apps 2360 if (isAllAppsVisible()) { 2361 if (mAppsCustomizeTabHost != null && 2362 !mAppsCustomizeTabHost.isTransitioning()) { 2363 updateWallpaperVisibility(false); 2364 } 2365 } 2366 } 2367 2368 void updateWallpaperVisibility(boolean visible) { 2369 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2370 int curflags = getWindow().getAttributes().flags 2371 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2372 if (wpflags != curflags) { 2373 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2374 } 2375 } 2376 2377 private void dispatchOnLauncherTransitionPrepare(View v, boolean animated, boolean toWorkspace) { 2378 if (v instanceof LauncherTransitionable) { 2379 ((LauncherTransitionable) v).onLauncherTransitionPrepare(this, animated, toWorkspace); 2380 } 2381 } 2382 2383 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2384 if (v instanceof LauncherTransitionable) { 2385 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2386 } 2387 2388 // Update the workspace transition step as well 2389 dispatchOnLauncherTransitionStep(v, 0f); 2390 } 2391 2392 private void dispatchOnLauncherTransitionStep(View v, float t) { 2393 if (v instanceof LauncherTransitionable) { 2394 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2395 } 2396 } 2397 2398 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2399 if (v instanceof LauncherTransitionable) { 2400 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2401 } 2402 2403 // Update the workspace transition step as well 2404 dispatchOnLauncherTransitionStep(v, 1f); 2405 } 2406 2407 /** 2408 * Things to test when changing the following seven functions. 2409 * - Home from workspace 2410 * - from center screen 2411 * - from other screens 2412 * - Home from all apps 2413 * - from center screen 2414 * - from other screens 2415 * - Back from all apps 2416 * - from center screen 2417 * - from other screens 2418 * - Launch app from workspace and quit 2419 * - with back 2420 * - with home 2421 * - Launch app from all apps and quit 2422 * - with back 2423 * - with home 2424 * - Go to a screen that's not the default, then all 2425 * apps, and launch and app, and go back 2426 * - with back 2427 * -with home 2428 * - On workspace, long press power and go back 2429 * - with back 2430 * - with home 2431 * - On all apps, long press power and go back 2432 * - with back 2433 * - with home 2434 * - On workspace, power off 2435 * - On all apps, power off 2436 * - Launch an app and turn off the screen while in that app 2437 * - Go back with home key 2438 * - Go back with back key TODO: make this not go to workspace 2439 * - From all apps 2440 * - From workspace 2441 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2442 * - From all apps 2443 * - From the center workspace 2444 * - From another workspace 2445 */ 2446 2447 /** 2448 * Zoom the camera out from the workspace to reveal 'toView'. 2449 * Assumes that the view to show is anchored at either the very top or very bottom 2450 * of the screen. 2451 */ 2452 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2453 if (mStateAnimation != null) { 2454 mStateAnimation.cancel(); 2455 mStateAnimation = null; 2456 } 2457 final Resources res = getResources(); 2458 2459 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2460 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2461 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2462 final View fromView = mWorkspace; 2463 final AppsCustomizeTabHost toView = mAppsCustomizeTabHost; 2464 final int startDelay = 2465 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2466 2467 setPivotsForZoom(toView, scale); 2468 2469 // Shrink workspaces away if going to AppsCustomize from workspace 2470 Animator workspaceAnim = 2471 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2472 2473 if (animated) { 2474 toView.setScaleX(scale); 2475 toView.setScaleY(scale); 2476 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2477 scaleAnim. 2478 scaleX(1f).scaleY(1f). 2479 setDuration(duration). 2480 setInterpolator(new Workspace.ZoomOutInterpolator()); 2481 2482 toView.setVisibility(View.VISIBLE); 2483 toView.setAlpha(0f); 2484 final ObjectAnimator alphaAnim = ObjectAnimator 2485 .ofFloat(toView, "alpha", 0f, 1f) 2486 .setDuration(fadeDuration); 2487 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2488 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2489 @Override 2490 public void onAnimationUpdate(ValueAnimator animation) { 2491 if (animation == null) { 2492 throw new RuntimeException("animation is null"); 2493 } 2494 float t = (Float) animation.getAnimatedValue(); 2495 dispatchOnLauncherTransitionStep(fromView, t); 2496 dispatchOnLauncherTransitionStep(toView, t); 2497 } 2498 }); 2499 2500 // toView should appear right at the end of the workspace shrink 2501 // animation 2502 mStateAnimation = LauncherAnimUtils.createAnimatorSet(); 2503 mStateAnimation.play(scaleAnim).after(startDelay); 2504 mStateAnimation.play(alphaAnim).after(startDelay); 2505 2506 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2507 boolean animationCancelled = false; 2508 2509 @Override 2510 public void onAnimationStart(Animator animation) { 2511 updateWallpaperVisibility(true); 2512 // Prepare the position 2513 toView.setTranslationX(0.0f); 2514 toView.setTranslationY(0.0f); 2515 toView.setVisibility(View.VISIBLE); 2516 toView.bringToFront(); 2517 } 2518 @Override 2519 public void onAnimationEnd(Animator animation) { 2520 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2521 dispatchOnLauncherTransitionEnd(toView, animated, false); 2522 2523 if (mWorkspace != null && !springLoaded && !LauncherApplication.isScreenLarge()) { 2524 // Hide the workspace scrollbar 2525 mWorkspace.hideScrollingIndicator(true); 2526 hideDockDivider(); 2527 } 2528 if (!animationCancelled) { 2529 updateWallpaperVisibility(false); 2530 } 2531 2532 // Hide the search bar 2533 if (mSearchDropTargetBar != null) { 2534 mSearchDropTargetBar.hideSearchBar(false); 2535 } 2536 } 2537 2538 @Override 2539 public void onAnimationCancel(Animator animation) { 2540 animationCancelled = true; 2541 } 2542 }); 2543 2544 if (workspaceAnim != null) { 2545 mStateAnimation.play(workspaceAnim); 2546 } 2547 2548 boolean delayAnim = false; 2549 final ViewTreeObserver observer; 2550 2551 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2552 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2553 2554 // If any of the objects being animated haven't been measured/laid out 2555 // yet, delay the animation until we get a layout pass 2556 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2557 (mWorkspace.getMeasuredWidth() == 0) || 2558 (toView.getMeasuredWidth() == 0)) { 2559 observer = mWorkspace.getViewTreeObserver(); 2560 delayAnim = true; 2561 } else { 2562 observer = null; 2563 } 2564 2565 final AnimatorSet stateAnimation = mStateAnimation; 2566 final Runnable startAnimRunnable = new Runnable() { 2567 public void run() { 2568 // Check that mStateAnimation hasn't changed while 2569 // we waited for a layout/draw pass 2570 if (mStateAnimation != stateAnimation) 2571 return; 2572 setPivotsForZoom(toView, scale); 2573 dispatchOnLauncherTransitionStart(fromView, animated, false); 2574 dispatchOnLauncherTransitionStart(toView, animated, false); 2575 toView.post(new Runnable() { 2576 public void run() { 2577 // Check that mStateAnimation hasn't changed while 2578 // we waited for a layout/draw pass 2579 if (mStateAnimation != stateAnimation) 2580 return; 2581 mStateAnimation.start(); 2582 } 2583 }); 2584 } 2585 }; 2586 if (delayAnim) { 2587 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() { 2588 public void onGlobalLayout() { 2589 toView.post(startAnimRunnable); 2590 observer.removeOnGlobalLayoutListener(this); 2591 } 2592 }; 2593 observer.addOnGlobalLayoutListener(delayedStart); 2594 } else { 2595 startAnimRunnable.run(); 2596 } 2597 } else { 2598 toView.setTranslationX(0.0f); 2599 toView.setTranslationY(0.0f); 2600 toView.setScaleX(1.0f); 2601 toView.setScaleY(1.0f); 2602 toView.setVisibility(View.VISIBLE); 2603 toView.bringToFront(); 2604 2605 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2606 // Hide the workspace scrollbar 2607 mWorkspace.hideScrollingIndicator(true); 2608 hideDockDivider(); 2609 2610 // Hide the search bar 2611 if (mSearchDropTargetBar != null) { 2612 mSearchDropTargetBar.hideSearchBar(false); 2613 } 2614 } 2615 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2616 dispatchOnLauncherTransitionStart(fromView, animated, false); 2617 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2618 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2619 dispatchOnLauncherTransitionStart(toView, animated, false); 2620 dispatchOnLauncherTransitionEnd(toView, animated, false); 2621 updateWallpaperVisibility(false); 2622 } 2623 } 2624 2625 /** 2626 * Zoom the camera back into the workspace, hiding 'fromView'. 2627 * This is the opposite of showAppsCustomizeHelper. 2628 * @param animated If true, the transition will be animated. 2629 */ 2630 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2631 final boolean springLoaded, final Runnable onCompleteRunnable) { 2632 2633 if (mStateAnimation != null) { 2634 mStateAnimation.cancel(); 2635 mStateAnimation = null; 2636 } 2637 Resources res = getResources(); 2638 2639 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2640 final int fadeOutDuration = 2641 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2642 final float scaleFactor = (float) 2643 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2644 final View fromView = mAppsCustomizeTabHost; 2645 final View toView = mWorkspace; 2646 Animator workspaceAnim = null; 2647 2648 if (toState == State.WORKSPACE) { 2649 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2650 workspaceAnim = mWorkspace.getChangeStateAnimation( 2651 Workspace.State.NORMAL, animated, stagger); 2652 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2653 workspaceAnim = mWorkspace.getChangeStateAnimation( 2654 Workspace.State.SPRING_LOADED, animated); 2655 } 2656 2657 setPivotsForZoom(fromView, scaleFactor); 2658 updateWallpaperVisibility(true); 2659 showHotseat(animated); 2660 if (animated) { 2661 final LauncherViewPropertyAnimator scaleAnim = 2662 new LauncherViewPropertyAnimator(fromView); 2663 scaleAnim. 2664 scaleX(scaleFactor).scaleY(scaleFactor). 2665 setDuration(duration). 2666 setInterpolator(new Workspace.ZoomInInterpolator()); 2667 2668 final ObjectAnimator alphaAnim = ObjectAnimator 2669 .ofFloat(fromView, "alpha", 1f, 0f) 2670 .setDuration(fadeOutDuration); 2671 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2672 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2673 @Override 2674 public void onAnimationUpdate(ValueAnimator animation) { 2675 float t = 1f - (Float) animation.getAnimatedValue(); 2676 dispatchOnLauncherTransitionStep(fromView, t); 2677 dispatchOnLauncherTransitionStep(toView, t); 2678 } 2679 }); 2680 2681 mStateAnimation = LauncherAnimUtils.createAnimatorSet(); 2682 2683 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2684 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2685 2686 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2687 @Override 2688 public void onAnimationEnd(Animator animation) { 2689 updateWallpaperVisibility(true); 2690 fromView.setVisibility(View.GONE); 2691 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2692 dispatchOnLauncherTransitionEnd(toView, animated, true); 2693 if (mWorkspace != null) { 2694 mWorkspace.hideScrollingIndicator(false); 2695 } 2696 if (onCompleteRunnable != null) { 2697 onCompleteRunnable.run(); 2698 } 2699 } 2700 }); 2701 2702 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2703 if (workspaceAnim != null) { 2704 mStateAnimation.play(workspaceAnim); 2705 } 2706 dispatchOnLauncherTransitionStart(fromView, animated, true); 2707 dispatchOnLauncherTransitionStart(toView, animated, true); 2708 final Animator stateAnimation = mStateAnimation; 2709 mWorkspace.post(new Runnable() { 2710 public void run() { 2711 if (stateAnimation != mStateAnimation) 2712 return; 2713 mStateAnimation.start(); 2714 } 2715 }); 2716 } else { 2717 fromView.setVisibility(View.GONE); 2718 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2719 dispatchOnLauncherTransitionStart(fromView, animated, true); 2720 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2721 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2722 dispatchOnLauncherTransitionStart(toView, animated, true); 2723 dispatchOnLauncherTransitionEnd(toView, animated, true); 2724 mWorkspace.hideScrollingIndicator(false); 2725 } 2726 } 2727 2728 @Override 2729 public void onTrimMemory(int level) { 2730 super.onTrimMemory(level); 2731 if (level >= ComponentCallbacks2.TRIM_MEMORY_MODERATE) { 2732 mAppsCustomizeTabHost.onTrimMemory(); 2733 } 2734 } 2735 2736 @Override 2737 public void onWindowFocusChanged(boolean hasFocus) { 2738 if (!hasFocus) { 2739 // When another window occludes launcher (like the notification shade, or recents), 2740 // ensure that we enable the wallpaper flag so that transitions are done correctly. 2741 updateWallpaperVisibility(true); 2742 } else { 2743 // When launcher has focus again, disable the wallpaper if we are in AllApps 2744 mWorkspace.postDelayed(new Runnable() { 2745 @Override 2746 public void run() { 2747 disableWallpaperIfInAllApps(); 2748 } 2749 }, 500); 2750 } 2751 } 2752 2753 void showWorkspace(boolean animated) { 2754 showWorkspace(animated, null); 2755 } 2756 2757 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2758 if (mState != State.WORKSPACE) { 2759 boolean wasInSpringLoadedMode = (mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2760 mWorkspace.setVisibility(View.VISIBLE); 2761 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2762 2763 // Show the search bar (only animate if we were showing the drop target bar in spring 2764 // loaded mode) 2765 if (mSearchDropTargetBar != null) { 2766 mSearchDropTargetBar.showSearchBar(wasInSpringLoadedMode); 2767 } 2768 2769 // We only need to animate in the dock divider if we're going from spring loaded mode 2770 showDockDivider(animated && wasInSpringLoadedMode); 2771 2772 // Set focus to the AppsCustomize button 2773 if (mAllAppsButton != null) { 2774 mAllAppsButton.requestFocus(); 2775 } 2776 } 2777 2778 mWorkspace.flashScrollingIndicator(animated); 2779 2780 // Change the state *after* we've called all the transition code 2781 mState = State.WORKSPACE; 2782 2783 // Resume the auto-advance of widgets 2784 mUserPresent = true; 2785 updateRunning(); 2786 2787 // Send an accessibility event to announce the context change 2788 getWindow().getDecorView() 2789 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2790 } 2791 2792 void showAllApps(boolean animated) { 2793 if (mState != State.WORKSPACE) return; 2794 2795 showAppsCustomizeHelper(animated, false); 2796 mAppsCustomizeTabHost.requestFocus(); 2797 2798 // Change the state *after* we've called all the transition code 2799 mState = State.APPS_CUSTOMIZE; 2800 2801 // Pause the auto-advance of widgets until we are out of AllApps 2802 mUserPresent = false; 2803 updateRunning(); 2804 closeFolder(); 2805 2806 // Send an accessibility event to announce the context change 2807 getWindow().getDecorView() 2808 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); 2809 } 2810 2811 void enterSpringLoadedDragMode() { 2812 if (isAllAppsVisible()) { 2813 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2814 hideDockDivider(); 2815 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2816 } 2817 } 2818 2819 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2820 final Runnable onCompleteRunnable) { 2821 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2822 2823 mHandler.postDelayed(new Runnable() { 2824 @Override 2825 public void run() { 2826 if (successfulDrop) { 2827 // Before we show workspace, hide all apps again because 2828 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2829 // clean up our state transition functions 2830 mAppsCustomizeTabHost.setVisibility(View.GONE); 2831 showWorkspace(true, onCompleteRunnable); 2832 } else { 2833 exitSpringLoadedDragMode(); 2834 } 2835 } 2836 }, (extendedDelay ? 2837 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2838 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2839 } 2840 2841 void exitSpringLoadedDragMode() { 2842 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2843 final boolean animated = true; 2844 final boolean springLoaded = true; 2845 showAppsCustomizeHelper(animated, springLoaded); 2846 mState = State.APPS_CUSTOMIZE; 2847 } 2848 // Otherwise, we are not in spring loaded mode, so don't do anything. 2849 } 2850 2851 void hideDockDivider() { 2852 if (mQsbDivider != null && mDockDivider != null) { 2853 mQsbDivider.setVisibility(View.INVISIBLE); 2854 mDockDivider.setVisibility(View.INVISIBLE); 2855 } 2856 } 2857 2858 void showDockDivider(boolean animated) { 2859 if (mQsbDivider != null && mDockDivider != null) { 2860 mQsbDivider.setVisibility(View.VISIBLE); 2861 mDockDivider.setVisibility(View.VISIBLE); 2862 if (mDividerAnimator != null) { 2863 mDividerAnimator.cancel(); 2864 mQsbDivider.setAlpha(1f); 2865 mDockDivider.setAlpha(1f); 2866 mDividerAnimator = null; 2867 } 2868 if (animated) { 2869 mDividerAnimator = LauncherAnimUtils.createAnimatorSet(); 2870 mDividerAnimator.playTogether(LauncherAnimUtils.ofFloat(mQsbDivider, "alpha", 1f), 2871 LauncherAnimUtils.ofFloat(mDockDivider, "alpha", 1f)); 2872 int duration = 0; 2873 if (mSearchDropTargetBar != null) { 2874 duration = mSearchDropTargetBar.getTransitionInDuration(); 2875 } 2876 mDividerAnimator.setDuration(duration); 2877 mDividerAnimator.start(); 2878 } 2879 } 2880 } 2881 2882 void lockAllApps() { 2883 // TODO 2884 } 2885 2886 void unlockAllApps() { 2887 // TODO 2888 } 2889 2890 /** 2891 * Shows the hotseat area. 2892 */ 2893 void showHotseat(boolean animated) { 2894 if (!LauncherApplication.isScreenLarge()) { 2895 if (animated) { 2896 if (mHotseat.getAlpha() != 1f) { 2897 int duration = 0; 2898 if (mSearchDropTargetBar != null) { 2899 duration = mSearchDropTargetBar.getTransitionInDuration(); 2900 } 2901 mHotseat.animate().alpha(1f).setDuration(duration); 2902 } 2903 } else { 2904 mHotseat.setAlpha(1f); 2905 } 2906 } 2907 } 2908 2909 /** 2910 * Hides the hotseat area. 2911 */ 2912 void hideHotseat(boolean animated) { 2913 if (!LauncherApplication.isScreenLarge()) { 2914 if (animated) { 2915 if (mHotseat.getAlpha() != 0f) { 2916 int duration = 0; 2917 if (mSearchDropTargetBar != null) { 2918 duration = mSearchDropTargetBar.getTransitionOutDuration(); 2919 } 2920 mHotseat.animate().alpha(0f).setDuration(duration); 2921 } 2922 } else { 2923 mHotseat.setAlpha(0f); 2924 } 2925 } 2926 } 2927 2928 /** 2929 * Add an item from all apps or customize onto the given workspace screen. 2930 * If layout is null, add to the current screen. 2931 */ 2932 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2933 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2934 showOutOfSpaceMessage(isHotseatLayout(layout)); 2935 } 2936 } 2937 2938 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2939 private int getCurrentOrientationIndexForGlobalIcons() { 2940 // default - 0, landscape - 1 2941 switch (getResources().getConfiguration().orientation) { 2942 case Configuration.ORIENTATION_LANDSCAPE: 2943 return 1; 2944 default: 2945 return 0; 2946 } 2947 } 2948 2949 private Drawable getExternalPackageToolbarIcon(ComponentName activityName, String resourceName) { 2950 try { 2951 PackageManager packageManager = getPackageManager(); 2952 // Look for the toolbar icon specified in the activity meta-data 2953 Bundle metaData = packageManager.getActivityInfo( 2954 activityName, PackageManager.GET_META_DATA).metaData; 2955 if (metaData != null) { 2956 int iconResId = metaData.getInt(resourceName); 2957 if (iconResId != 0) { 2958 Resources res = packageManager.getResourcesForActivity(activityName); 2959 return res.getDrawable(iconResId); 2960 } 2961 } 2962 } catch (NameNotFoundException e) { 2963 // This can happen if the activity defines an invalid drawable 2964 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2965 " not found", e); 2966 } catch (Resources.NotFoundException nfe) { 2967 // This can happen if the activity defines an invalid drawable 2968 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2969 nfe); 2970 } 2971 return null; 2972 } 2973 2974 // if successful in getting icon, return it; otherwise, set button to use default drawable 2975 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2976 int buttonId, ComponentName activityName, int fallbackDrawableId, 2977 String toolbarResourceName) { 2978 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2979 Resources r = getResources(); 2980 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2981 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2982 2983 TextView button = (TextView) findViewById(buttonId); 2984 // If we were unable to find the icon via the meta-data, use a generic one 2985 if (toolbarIcon == null) { 2986 toolbarIcon = r.getDrawable(fallbackDrawableId); 2987 toolbarIcon.setBounds(0, 0, w, h); 2988 if (button != null) { 2989 button.setCompoundDrawables(toolbarIcon, null, null, null); 2990 } 2991 return null; 2992 } else { 2993 toolbarIcon.setBounds(0, 0, w, h); 2994 if (button != null) { 2995 button.setCompoundDrawables(toolbarIcon, null, null, null); 2996 } 2997 return toolbarIcon.getConstantState(); 2998 } 2999 } 3000 3001 // if successful in getting icon, return it; otherwise, set button to use default drawable 3002 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 3003 int buttonId, ComponentName activityName, int fallbackDrawableId, 3004 String toolbarResourceName) { 3005 ImageView button = (ImageView) findViewById(buttonId); 3006 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 3007 3008 if (button != null) { 3009 // If we were unable to find the icon via the meta-data, use a 3010 // generic one 3011 if (toolbarIcon == null) { 3012 button.setImageResource(fallbackDrawableId); 3013 } else { 3014 button.setImageDrawable(toolbarIcon); 3015 } 3016 } 3017 3018 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 3019 3020 } 3021 3022 private void updateTextButtonWithDrawable(int buttonId, Drawable d) { 3023 TextView button = (TextView) findViewById(buttonId); 3024 button.setCompoundDrawables(d, null, null, null); 3025 } 3026 3027 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3028 ImageView button = (ImageView) findViewById(buttonId); 3029 button.setImageDrawable(d.newDrawable(getResources())); 3030 } 3031 3032 private void invalidatePressedFocusedStates(View container, View button) { 3033 if (container instanceof HolographicLinearLayout) { 3034 HolographicLinearLayout layout = (HolographicLinearLayout) container; 3035 layout.invalidatePressedFocusedStates(); 3036 } else if (button instanceof HolographicImageView) { 3037 HolographicImageView view = (HolographicImageView) button; 3038 view.invalidatePressedFocusedStates(); 3039 } 3040 } 3041 3042 private boolean updateGlobalSearchIcon() { 3043 final View searchButtonContainer = findViewById(R.id.search_button_container); 3044 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 3045 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3046 final View voiceButton = findViewById(R.id.voice_button); 3047 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3048 3049 final SearchManager searchManager = 3050 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3051 ComponentName activityName = searchManager.getGlobalSearchActivity(); 3052 if (activityName != null) { 3053 int coi = getCurrentOrientationIndexForGlobalIcons(); 3054 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3055 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 3056 TOOLBAR_SEARCH_ICON_METADATA_NAME); 3057 if (sGlobalSearchIcon[coi] == null) { 3058 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3059 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 3060 TOOLBAR_ICON_METADATA_NAME); 3061 } 3062 3063 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 3064 searchButton.setVisibility(View.VISIBLE); 3065 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 3066 return true; 3067 } else { 3068 // We disable both search and voice search when there is no global search provider 3069 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 3070 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3071 searchButton.setVisibility(View.GONE); 3072 voiceButton.setVisibility(View.GONE); 3073 if (voiceButtonProxy != null) { 3074 voiceButtonProxy.setVisibility(View.GONE); 3075 } 3076 return false; 3077 } 3078 } 3079 3080 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 3081 final View searchButtonContainer = findViewById(R.id.search_button_container); 3082 final View searchButton = (ImageView) findViewById(R.id.search_button); 3083 updateButtonWithDrawable(R.id.search_button, d); 3084 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 3085 } 3086 3087 private boolean updateVoiceSearchIcon(boolean searchVisible) { 3088 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3089 final View voiceButton = findViewById(R.id.voice_button); 3090 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3091 3092 // We only show/update the voice search icon if the search icon is enabled as well 3093 final SearchManager searchManager = 3094 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3095 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 3096 3097 ComponentName activityName = null; 3098 if (globalSearchActivity != null) { 3099 // Check if the global search activity handles voice search 3100 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3101 intent.setPackage(globalSearchActivity.getPackageName()); 3102 activityName = intent.resolveActivity(getPackageManager()); 3103 } 3104 3105 if (activityName == null) { 3106 // Fallback: check if an activity other than the global search activity 3107 // resolves this 3108 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3109 activityName = intent.resolveActivity(getPackageManager()); 3110 } 3111 if (searchVisible && activityName != null) { 3112 int coi = getCurrentOrientationIndexForGlobalIcons(); 3113 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3114 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3115 TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME); 3116 if (sVoiceSearchIcon[coi] == null) { 3117 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3118 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3119 TOOLBAR_ICON_METADATA_NAME); 3120 } 3121 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 3122 voiceButton.setVisibility(View.VISIBLE); 3123 if (voiceButtonProxy != null) { 3124 voiceButtonProxy.setVisibility(View.VISIBLE); 3125 } 3126 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3127 return true; 3128 } else { 3129 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3130 voiceButton.setVisibility(View.GONE); 3131 if (voiceButtonProxy != null) { 3132 voiceButtonProxy.setVisibility(View.GONE); 3133 } 3134 return false; 3135 } 3136 } 3137 3138 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3139 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3140 final View voiceButton = findViewById(R.id.voice_button); 3141 updateButtonWithDrawable(R.id.voice_button, d); 3142 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3143 } 3144 3145 /** 3146 * Sets the app market icon 3147 */ 3148 private void updateAppMarketIcon() { 3149 final View marketButton = findViewById(R.id.market_button); 3150 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3151 // Find the app market activity by resolving an intent. 3152 // (If multiple app markets are installed, it will return the ResolverActivity.) 3153 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3154 if (activityName != null) { 3155 int coi = getCurrentOrientationIndexForGlobalIcons(); 3156 mAppMarketIntent = intent; 3157 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 3158 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo, 3159 TOOLBAR_ICON_METADATA_NAME); 3160 marketButton.setVisibility(View.VISIBLE); 3161 } else { 3162 // We should hide and disable the view so that we don't try and restore the visibility 3163 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3164 marketButton.setVisibility(View.GONE); 3165 marketButton.setEnabled(false); 3166 } 3167 } 3168 3169 private void updateAppMarketIcon(Drawable.ConstantState d) { 3170 // Ensure that the new drawable we are creating has the approprate toolbar icon bounds 3171 Resources r = getResources(); 3172 Drawable marketIconDrawable = d.newDrawable(r); 3173 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 3174 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 3175 marketIconDrawable.setBounds(0, 0, w, h); 3176 3177 updateTextButtonWithDrawable(R.id.market_button, marketIconDrawable); 3178 } 3179 3180 @Override 3181 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 3182 final boolean result = super.dispatchPopulateAccessibilityEvent(event); 3183 final List<CharSequence> text = event.getText(); 3184 text.clear(); 3185 // Populate event with a fake title based on the current state. 3186 if (mState == State.APPS_CUSTOMIZE) { 3187 text.add(getString(R.string.all_apps_button_label)); 3188 } else { 3189 text.add(getString(R.string.all_apps_home_button_label)); 3190 } 3191 return result; 3192 } 3193 3194 /** 3195 * Receives notifications when system dialogs are to be closed. 3196 */ 3197 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3198 @Override 3199 public void onReceive(Context context, Intent intent) { 3200 closeSystemDialogs(); 3201 } 3202 } 3203 3204 /** 3205 * Receives notifications whenever the appwidgets are reset. 3206 */ 3207 private class AppWidgetResetObserver extends ContentObserver { 3208 public AppWidgetResetObserver() { 3209 super(new Handler()); 3210 } 3211 3212 @Override 3213 public void onChange(boolean selfChange) { 3214 onAppWidgetReset(); 3215 } 3216 } 3217 3218 /** 3219 * If the activity is currently paused, signal that we need to re-run the loader 3220 * in onResume. 3221 * 3222 * This needs to be called from incoming places where resources might have been loaded 3223 * while we are paused. That is becaues the Configuration might be wrong 3224 * when we're not running, and if it comes back to what it was when we 3225 * were paused, we are not restarted. 3226 * 3227 * Implementation of the method from LauncherModel.Callbacks. 3228 * 3229 * @return true if we are currently paused. The caller might be able to 3230 * skip some work in that case since we will come back again. 3231 */ 3232 public boolean setLoadOnResume() { 3233 if (mPaused) { 3234 Log.i(TAG, "setLoadOnResume"); 3235 mOnResumeNeedsLoad = true; 3236 return true; 3237 } else { 3238 return false; 3239 } 3240 } 3241 3242 /** 3243 * Implementation of the method from LauncherModel.Callbacks. 3244 */ 3245 public int getCurrentWorkspaceScreen() { 3246 if (mWorkspace != null) { 3247 return mWorkspace.getCurrentPage(); 3248 } else { 3249 return SCREEN_COUNT / 2; 3250 } 3251 } 3252 3253 /** 3254 * Refreshes the shortcuts shown on the workspace. 3255 * 3256 * Implementation of the method from LauncherModel.Callbacks. 3257 */ 3258 public void startBinding() { 3259 final Workspace workspace = mWorkspace; 3260 3261 mNewShortcutAnimatePage = -1; 3262 mNewShortcutAnimateViews.clear(); 3263 mWorkspace.clearDropTargets(); 3264 int count = workspace.getChildCount(); 3265 for (int i = 0; i < count; i++) { 3266 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3267 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3268 layoutParent.removeAllViewsInLayout(); 3269 } 3270 mWidgetsToAdvance.clear(); 3271 if (mHotseat != null) { 3272 mHotseat.resetLayout(); 3273 } 3274 } 3275 3276 /** 3277 * Bind the items start-end from the list. 3278 * 3279 * Implementation of the method from LauncherModel.Callbacks. 3280 */ 3281 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3282 setLoadOnResume(); 3283 3284 // Get the list of added shortcuts and intersect them with the set of shortcuts here 3285 Set<String> newApps = new HashSet<String>(); 3286 newApps = mSharedPrefs.getStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, newApps); 3287 3288 Workspace workspace = mWorkspace; 3289 for (int i = start; i < end; i++) { 3290 final ItemInfo item = shortcuts.get(i); 3291 3292 // Short circuit if we are loading dock items for a configuration which has no dock 3293 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 3294 mHotseat == null) { 3295 continue; 3296 } 3297 3298 switch (item.itemType) { 3299 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3300 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3301 ShortcutInfo info = (ShortcutInfo) item; 3302 String uri = info.intent.toUri(0).toString(); 3303 View shortcut = createShortcut(info); 3304 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 3305 item.cellY, 1, 1, false); 3306 boolean animateIconUp = false; 3307 synchronized (newApps) { 3308 if (newApps.contains(uri)) { 3309 animateIconUp = newApps.remove(uri); 3310 } 3311 } 3312 if (animateIconUp) { 3313 // Prepare the view to be animated up 3314 shortcut.setAlpha(0f); 3315 shortcut.setScaleX(0f); 3316 shortcut.setScaleY(0f); 3317 mNewShortcutAnimatePage = item.screen; 3318 if (!mNewShortcutAnimateViews.contains(shortcut)) { 3319 mNewShortcutAnimateViews.add(shortcut); 3320 } 3321 } 3322 break; 3323 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3324 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3325 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3326 (FolderInfo) item, mIconCache); 3327 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 3328 item.cellY, 1, 1, false); 3329 break; 3330 } 3331 } 3332 3333 workspace.requestLayout(); 3334 } 3335 3336 /** 3337 * Implementation of the method from LauncherModel.Callbacks. 3338 */ 3339 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3340 setLoadOnResume(); 3341 sFolders.clear(); 3342 sFolders.putAll(folders); 3343 } 3344 3345 /** 3346 * Add the views for a widget to the workspace. 3347 * 3348 * Implementation of the method from LauncherModel.Callbacks. 3349 */ 3350 public void bindAppWidget(LauncherAppWidgetInfo item) { 3351 setLoadOnResume(); 3352 3353 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3354 if (DEBUG_WIDGETS) { 3355 Log.d(TAG, "bindAppWidget: " + item); 3356 } 3357 final Workspace workspace = mWorkspace; 3358 3359 final int appWidgetId = item.appWidgetId; 3360 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3361 if (DEBUG_WIDGETS) { 3362 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3363 } 3364 3365 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3366 3367 item.hostView.setTag(item); 3368 item.onBindAppWidget(this); 3369 3370 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 3371 item.cellY, item.spanX, item.spanY, false); 3372 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3373 3374 workspace.requestLayout(); 3375 3376 if (DEBUG_WIDGETS) { 3377 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3378 + (SystemClock.uptimeMillis()-start) + "ms"); 3379 } 3380 } 3381 3382 public void onPageBoundSynchronously(int page) { 3383 mSynchronouslyBoundPages.add(page); 3384 } 3385 3386 /** 3387 * Callback saying that there aren't any more items to bind. 3388 * 3389 * Implementation of the method from LauncherModel.Callbacks. 3390 */ 3391 public void finishBindingItems() { 3392 setLoadOnResume(); 3393 3394 if (mSavedState != null) { 3395 if (!mWorkspace.hasFocus()) { 3396 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3397 } 3398 mSavedState = null; 3399 } 3400 3401 mWorkspace.restoreInstanceStateForRemainingPages(); 3402 3403 // If we received the result of any pending adds while the loader was running (e.g. the 3404 // widget configuration forced an orientation change), process them now. 3405 for (int i = 0; i < sPendingAddList.size(); i++) { 3406 completeAdd(sPendingAddList.get(i)); 3407 } 3408 sPendingAddList.clear(); 3409 3410 // Update the market app icon as necessary (the other icons will be managed in response to 3411 // package changes in bindSearchablesChanged() 3412 updateAppMarketIcon(); 3413 3414 // Animate up any icons as necessary 3415 if (mVisible || mWorkspaceLoading) { 3416 Runnable newAppsRunnable = new Runnable() { 3417 @Override 3418 public void run() { 3419 runNewAppsAnimation(false); 3420 } 3421 }; 3422 3423 boolean willSnapPage = mNewShortcutAnimatePage > -1 && 3424 mNewShortcutAnimatePage != mWorkspace.getCurrentPage(); 3425 if (canRunNewAppsAnimation()) { 3426 // If the user has not interacted recently, then either snap to the new page to show 3427 // the new-apps animation or just run them if they are to appear on the current page 3428 if (willSnapPage) { 3429 mWorkspace.snapToPage(mNewShortcutAnimatePage, newAppsRunnable); 3430 } else { 3431 runNewAppsAnimation(false); 3432 } 3433 } else { 3434 // If the user has interacted recently, then just add the items in place if they 3435 // are on another page (or just normally if they are added to the current page) 3436 runNewAppsAnimation(willSnapPage); 3437 } 3438 } 3439 3440 mWorkspaceLoading = false; 3441 } 3442 3443 private boolean canRunNewAppsAnimation() { 3444 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3445 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3446 } 3447 3448 /** 3449 * Runs a new animation that scales up icons that were added while Launcher was in the 3450 * background. 3451 * 3452 * @param immediate whether to run the animation or show the results immediately 3453 */ 3454 private void runNewAppsAnimation(boolean immediate) { 3455 AnimatorSet anim = LauncherAnimUtils.createAnimatorSet(); 3456 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3457 3458 // Order these new views spatially so that they animate in order 3459 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3460 @Override 3461 public int compare(View a, View b) { 3462 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3463 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3464 int cellCountX = LauncherModel.getCellCountX(); 3465 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3466 } 3467 }); 3468 3469 // Animate each of the views in place (or show them immediately if requested) 3470 if (immediate) { 3471 for (View v : mNewShortcutAnimateViews) { 3472 v.setAlpha(1f); 3473 v.setScaleX(1f); 3474 v.setScaleY(1f); 3475 } 3476 } else { 3477 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3478 View v = mNewShortcutAnimateViews.get(i); 3479 ValueAnimator bounceAnim = LauncherAnimUtils.ofPropertyValuesHolder(v, 3480 PropertyValuesHolder.ofFloat("alpha", 1f), 3481 PropertyValuesHolder.ofFloat("scaleX", 1f), 3482 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3483 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3484 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3485 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3486 bounceAnims.add(bounceAnim); 3487 } 3488 anim.playTogether(bounceAnims); 3489 anim.addListener(new AnimatorListenerAdapter() { 3490 @Override 3491 public void onAnimationEnd(Animator animation) { 3492 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3493 } 3494 }); 3495 anim.start(); 3496 } 3497 3498 // Clean up 3499 mNewShortcutAnimatePage = -1; 3500 mNewShortcutAnimateViews.clear(); 3501 new Thread("clearNewAppsThread") { 3502 public void run() { 3503 mSharedPrefs.edit() 3504 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3505 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3506 .commit(); 3507 } 3508 }.start(); 3509 } 3510 3511 @Override 3512 public void bindSearchablesChanged() { 3513 boolean searchVisible = updateGlobalSearchIcon(); 3514 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3515 if (mSearchDropTargetBar != null) { 3516 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3517 } 3518 } 3519 3520 /** 3521 * Add the icons for all apps. 3522 * 3523 * Implementation of the method from LauncherModel.Callbacks. 3524 */ 3525 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3526 Runnable setAllAppsRunnable = new Runnable() { 3527 public void run() { 3528 if (mAppsCustomizeContent != null) { 3529 mAppsCustomizeContent.setApps(apps); 3530 } 3531 } 3532 }; 3533 3534 // Remove the progress bar entirely; we could also make it GONE 3535 // but better to remove it since we know it's not going to be used 3536 View progressBar = mAppsCustomizeTabHost. 3537 findViewById(R.id.apps_customize_progress_bar); 3538 if (progressBar != null) { 3539 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3540 3541 // We just post the call to setApps so the user sees the progress bar 3542 // disappear-- otherwise, it just looks like the progress bar froze 3543 // which doesn't look great 3544 mAppsCustomizeTabHost.post(setAllAppsRunnable); 3545 } else { 3546 // If we did not initialize the spinner in onCreate, then we can directly set the 3547 // list of applications without waiting for any progress bars views to be hidden. 3548 setAllAppsRunnable.run(); 3549 } 3550 } 3551 3552 /** 3553 * A package was installed. 3554 * 3555 * Implementation of the method from LauncherModel.Callbacks. 3556 */ 3557 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3558 setLoadOnResume(); 3559 3560 if (mAppsCustomizeContent != null) { 3561 mAppsCustomizeContent.addApps(apps); 3562 } 3563 } 3564 3565 /** 3566 * A package was updated. 3567 * 3568 * Implementation of the method from LauncherModel.Callbacks. 3569 */ 3570 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3571 setLoadOnResume(); 3572 if (mWorkspace != null) { 3573 mWorkspace.updateShortcuts(apps); 3574 } 3575 3576 if (mAppsCustomizeContent != null) { 3577 mAppsCustomizeContent.updateApps(apps); 3578 } 3579 } 3580 3581 /** 3582 * A package was uninstalled. 3583 * 3584 * Implementation of the method from LauncherModel.Callbacks. 3585 */ 3586 public void bindAppsRemoved(ArrayList<String> packageNames, boolean permanent) { 3587 if (permanent) { 3588 mWorkspace.removeItems(packageNames); 3589 } 3590 3591 if (mAppsCustomizeContent != null) { 3592 mAppsCustomizeContent.removeApps(packageNames); 3593 } 3594 3595 // Notify the drag controller 3596 mDragController.onAppsRemoved(packageNames, this); 3597 } 3598 3599 /** 3600 * A number of packages were updated. 3601 */ 3602 public void bindPackagesUpdated() { 3603 if (mAppsCustomizeContent != null) { 3604 mAppsCustomizeContent.onPackagesUpdated(); 3605 } 3606 } 3607 3608 private int mapConfigurationOriActivityInfoOri(int configOri) { 3609 final Display d = getWindowManager().getDefaultDisplay(); 3610 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3611 switch (d.getRotation()) { 3612 case Surface.ROTATION_0: 3613 case Surface.ROTATION_180: 3614 // We are currently in the same basic orientation as the natural orientation 3615 naturalOri = configOri; 3616 break; 3617 case Surface.ROTATION_90: 3618 case Surface.ROTATION_270: 3619 // We are currently in the other basic orientation to the natural orientation 3620 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3621 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3622 break; 3623 } 3624 3625 int[] oriMap = { 3626 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3627 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3628 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3629 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3630 }; 3631 // Since the map starts at portrait, we need to offset if this device's natural orientation 3632 // is landscape. 3633 int indexOffset = 0; 3634 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3635 indexOffset = 1; 3636 } 3637 return oriMap[(d.getRotation() + indexOffset) % 4]; 3638 } 3639 3640 public boolean isRotationEnabled() { 3641 boolean forceEnableRotation = doesFileExist(FORCE_ENABLE_ROTATION_PROPERTY); 3642 boolean enableRotation = forceEnableRotation || 3643 getResources().getBoolean(R.bool.allow_rotation); 3644 return enableRotation; 3645 } 3646 public void lockScreenOrientation() { 3647 if (isRotationEnabled()) { 3648 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3649 .getConfiguration().orientation)); 3650 } 3651 } 3652 public void unlockScreenOrientation(boolean immediate) { 3653 if (isRotationEnabled()) { 3654 if (immediate) { 3655 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3656 } else { 3657 mHandler.postDelayed(new Runnable() { 3658 public void run() { 3659 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3660 } 3661 }, mRestoreScreenOrientationDelay); 3662 } 3663 } 3664 } 3665 3666 /* Cling related */ 3667 private boolean isClingsEnabled() { 3668 // disable clings when running in a test harness 3669 if(ActivityManager.isRunningInTestHarness()) return false; 3670 3671 return true; 3672 } 3673 3674 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3675 final Cling cling = (Cling) findViewById(clingId); 3676 if (cling != null) { 3677 cling.init(this, positionData); 3678 cling.setVisibility(View.VISIBLE); 3679 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3680 if (animate) { 3681 cling.buildLayer(); 3682 cling.setAlpha(0f); 3683 cling.animate() 3684 .alpha(1f) 3685 .setInterpolator(new AccelerateInterpolator()) 3686 .setDuration(SHOW_CLING_DURATION) 3687 .setStartDelay(delay) 3688 .start(); 3689 } else { 3690 cling.setAlpha(1f); 3691 } 3692 cling.setFocusableInTouchMode(true); 3693 cling.post(new Runnable() { 3694 public void run() { 3695 cling.setFocusable(true); 3696 cling.requestFocus(); 3697 } 3698 }); 3699 mHideFromAccessibilityHelper.setImportantForAccessibilityToNo( 3700 mDragLayer, clingId == R.id.all_apps_cling); 3701 } 3702 return cling; 3703 } 3704 3705 private void dismissCling(final Cling cling, final String flag, int duration) { 3706 if (cling != null && cling.getVisibility() == View.VISIBLE) { 3707 ObjectAnimator anim = LauncherAnimUtils.ofFloat(cling, "alpha", 0f); 3708 anim.setDuration(duration); 3709 anim.addListener(new AnimatorListenerAdapter() { 3710 public void onAnimationEnd(Animator animation) { 3711 cling.setVisibility(View.GONE); 3712 cling.cleanup(); 3713 // We should update the shared preferences on a background thread 3714 new Thread("dismissClingThread") { 3715 public void run() { 3716 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3717 editor.putBoolean(flag, true); 3718 editor.commit(); 3719 } 3720 }.start(); 3721 }; 3722 }); 3723 anim.start(); 3724 mHideFromAccessibilityHelper.restoreImportantForAccessibility(mDragLayer); 3725 } 3726 } 3727 3728 private void removeCling(int id) { 3729 final View cling = findViewById(id); 3730 if (cling != null) { 3731 final ViewGroup parent = (ViewGroup) cling.getParent(); 3732 parent.post(new Runnable() { 3733 @Override 3734 public void run() { 3735 parent.removeView(cling); 3736 } 3737 }); 3738 mHideFromAccessibilityHelper.restoreImportantForAccessibility(mDragLayer); 3739 } 3740 } 3741 3742 private boolean skipCustomClingIfNoAccounts() { 3743 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3744 boolean customCling = cling.getDrawIdentifier().equals("workspace_custom"); 3745 if (customCling) { 3746 AccountManager am = AccountManager.get(this); 3747 Account[] accounts = am.getAccountsByType("com.google"); 3748 return accounts.length == 0; 3749 } 3750 return false; 3751 } 3752 3753 public void showFirstRunWorkspaceCling() { 3754 // Enable the clings only if they have not been dismissed before 3755 if (isClingsEnabled() && 3756 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false) && 3757 !skipCustomClingIfNoAccounts() ) { 3758 // If we're not using the default workspace layout, replace workspace cling 3759 // with a custom workspace cling (usually specified in an overlay) 3760 // For now, only do this on tablets 3761 if (mSharedPrefs.getInt(LauncherProvider.DEFAULT_WORKSPACE_RESOURCE_ID, 0) != 0 && 3762 getResources().getBoolean(R.bool.config_useCustomClings)) { 3763 // Use a custom cling 3764 View cling = findViewById(R.id.workspace_cling); 3765 ViewGroup clingParent = (ViewGroup) cling.getParent(); 3766 int clingIndex = clingParent.indexOfChild(cling); 3767 clingParent.removeViewAt(clingIndex); 3768 View customCling = mInflater.inflate(R.layout.custom_workspace_cling, clingParent, false); 3769 clingParent.addView(customCling, clingIndex); 3770 customCling.setId(R.id.workspace_cling); 3771 } 3772 initCling(R.id.workspace_cling, null, false, 0); 3773 } else { 3774 removeCling(R.id.workspace_cling); 3775 } 3776 } 3777 public void showFirstRunAllAppsCling(int[] position) { 3778 // Enable the clings only if they have not been dismissed before 3779 if (isClingsEnabled() && 3780 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3781 initCling(R.id.all_apps_cling, position, true, 0); 3782 } else { 3783 removeCling(R.id.all_apps_cling); 3784 } 3785 } 3786 public Cling showFirstRunFoldersCling() { 3787 // Enable the clings only if they have not been dismissed before 3788 if (isClingsEnabled() && 3789 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3790 return initCling(R.id.folder_cling, null, true, 0); 3791 } else { 3792 removeCling(R.id.folder_cling); 3793 return null; 3794 } 3795 } 3796 public boolean isFolderClingVisible() { 3797 Cling cling = (Cling) findViewById(R.id.folder_cling); 3798 if (cling != null) { 3799 return cling.getVisibility() == View.VISIBLE; 3800 } 3801 return false; 3802 } 3803 public void dismissWorkspaceCling(View v) { 3804 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3805 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3806 } 3807 public void dismissAllAppsCling(View v) { 3808 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3809 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3810 } 3811 public void dismissFolderCling(View v) { 3812 Cling cling = (Cling) findViewById(R.id.folder_cling); 3813 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3814 } 3815 3816 /** 3817 * Prints out out state for debugging. 3818 */ 3819 public void dumpState() { 3820 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3821 Log.d(TAG, "mSavedState=" + mSavedState); 3822 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3823 Log.d(TAG, "mRestoring=" + mRestoring); 3824 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3825 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3826 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3827 mModel.dumpState(); 3828 3829 if (mAppsCustomizeContent != null) { 3830 mAppsCustomizeContent.dumpState(); 3831 } 3832 Log.d(TAG, "END launcher2 dump state"); 3833 } 3834 3835 @Override 3836 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 3837 super.dump(prefix, fd, writer, args); 3838 writer.println(" "); 3839 writer.println("Debug logs: "); 3840 for (int i = 0; i < sDumpLogs.size(); i++) { 3841 writer.println(" " + sDumpLogs.get(i)); 3842 } 3843 } 3844 3845 public static void dumpDebugLogsToConsole() { 3846 Log.d(TAG, ""); 3847 Log.d(TAG, "*********************"); 3848 Log.d(TAG, "Launcher debug logs: "); 3849 for (int i = 0; i < sDumpLogs.size(); i++) { 3850 Log.d(TAG, " " + sDumpLogs.get(i)); 3851 } 3852 Log.d(TAG, "*********************"); 3853 Log.d(TAG, ""); 3854 } 3855} 3856 3857interface LauncherTransitionable { 3858 View getContent(); 3859 void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace); 3860 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 3861 void onLauncherTransitionStep(Launcher l, float t); 3862 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 3863} 3864