Launcher.java revision a113121fd3c43f1e1d23064e17c540c48fe330cc
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.Build; 59import android.os.Bundle; 60import android.os.Environment; 61import android.os.Handler; 62import android.os.Message; 63import android.os.StrictMode; 64import android.os.SystemClock; 65import android.provider.Settings; 66import android.speech.RecognizerIntent; 67import android.text.Selection; 68import android.text.SpannableStringBuilder; 69import android.text.TextUtils; 70import android.text.method.TextKeyListener; 71import android.util.Log; 72import android.view.Display; 73import android.view.HapticFeedbackConstants; 74import android.view.KeyEvent; 75import android.view.LayoutInflater; 76import android.view.Menu; 77import android.view.MenuItem; 78import android.view.MotionEvent; 79import android.view.Surface; 80import android.view.View; 81import android.view.View.OnLongClickListener; 82import android.view.ViewGroup; 83import android.view.ViewTreeObserver; 84import android.view.ViewTreeObserver.OnGlobalLayoutListener; 85import android.view.WindowManager; 86import android.view.accessibility.AccessibilityEvent; 87import android.view.animation.AccelerateDecelerateInterpolator; 88import android.view.animation.AccelerateInterpolator; 89import android.view.animation.DecelerateInterpolator; 90import android.view.inputmethod.InputMethodManager; 91import android.widget.Advanceable; 92import android.widget.ImageView; 93import android.widget.TextView; 94import android.widget.Toast; 95 96import com.android.common.Search; 97import com.android.launcher.R; 98import com.android.launcher2.DropTarget.DragObject; 99 100import java.io.DataInputStream; 101import java.io.DataOutputStream; 102import java.io.FileDescriptor; 103import java.io.FileInputStream; 104import java.io.FileNotFoundException; 105import java.io.IOException; 106import java.io.PrintWriter; 107import java.util.ArrayList; 108import java.util.Collection; 109import java.util.Collections; 110import java.util.Comparator; 111import java.util.HashMap; 112import java.util.HashSet; 113import java.util.List; 114import java.util.Set; 115 116/** 117 * Default launcher application. 118 */ 119public final class Launcher extends Activity 120 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 121 View.OnTouchListener { 122 static final String TAG = "Launcher"; 123 static final boolean LOGD = false; 124 125 static final boolean PROFILE_STARTUP = false; 126 static final boolean DEBUG_WIDGETS = false; 127 static final boolean DEBUG_STRICT_MODE = false; 128 129 private static final int MENU_GROUP_WALLPAPER = 1; 130 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 131 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 132 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 133 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 134 135 private static final int REQUEST_CREATE_SHORTCUT = 1; 136 private static final int REQUEST_CREATE_APPWIDGET = 5; 137 private static final int REQUEST_PICK_APPLICATION = 6; 138 private static final int REQUEST_PICK_SHORTCUT = 7; 139 private static final int REQUEST_PICK_APPWIDGET = 9; 140 private static final int REQUEST_PICK_WALLPAPER = 10; 141 142 private static final int REQUEST_BIND_APPWIDGET = 11; 143 144 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 145 146 static final int SCREEN_COUNT = 5; 147 static final int DEFAULT_SCREEN = 2; 148 149 private static final String PREFERENCES = "launcher.preferences"; 150 static final String FORCE_ENABLE_ROTATION_PROPERTY = "debug.force_enable_rotation"; 151 static final String DUMP_STATE_PROPERTY = "debug.dumpstate"; 152 153 // The Intent extra that defines whether to ignore the launch animation 154 static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION = 155 "com.android.launcher.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION"; 156 157 // Type: int 158 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 159 // Type: int 160 private static final String RUNTIME_STATE = "launcher.state"; 161 // Type: int 162 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 163 // Type: int 164 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 165 // Type: int 166 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 167 // Type: int 168 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 169 // Type: boolean 170 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 171 // Type: long 172 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 173 // Type: int 174 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x"; 175 // Type: int 176 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y"; 177 // Type: parcelable 178 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info"; 179 180 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 181 private static final String TOOLBAR_SEARCH_ICON_METADATA_NAME = 182 "com.android.launcher.toolbar_search_icon"; 183 private static final String TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME = 184 "com.android.launcher.toolbar_voice_search_icon"; 185 186 /** The different states that Launcher can be in. */ 187 private enum State { NONE, WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 188 private State mState = State.WORKSPACE; 189 private AnimatorSet mStateAnimation; 190 private AnimatorSet mDividerAnimator; 191 192 static final int APPWIDGET_HOST_ID = 1024; 193 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 194 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 195 private static final int SHOW_CLING_DURATION = 550; 196 private static final int DISMISS_CLING_DURATION = 250; 197 198 private static final Object sLock = new Object(); 199 private static int sScreen = DEFAULT_SCREEN; 200 201 // How long to wait before the new-shortcut animation automatically pans the workspace 202 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 10; 203 204 private final BroadcastReceiver mCloseSystemDialogsReceiver 205 = new CloseSystemDialogsIntentReceiver(); 206 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 207 208 private LayoutInflater mInflater; 209 210 private Workspace mWorkspace; 211 private View mQsbDivider; 212 private View mDockDivider; 213 private DragLayer mDragLayer; 214 private DragController mDragController; 215 216 private AppWidgetManager mAppWidgetManager; 217 private LauncherAppWidgetHost mAppWidgetHost; 218 219 private ItemInfo mPendingAddInfo = new ItemInfo(); 220 private AppWidgetProviderInfo mPendingAddWidgetInfo; 221 222 private int[] mTmpAddItemCellCoordinates = new int[2]; 223 224 private FolderInfo mFolderInfo; 225 226 private Hotseat mHotseat; 227 private View mAllAppsButton; 228 229 private SearchDropTargetBar mSearchDropTargetBar; 230 private AppsCustomizeTabHost mAppsCustomizeTabHost; 231 private AppsCustomizePagedView mAppsCustomizeContent; 232 private boolean mAutoAdvanceRunning = false; 233 234 private Bundle mSavedState; 235 // We set the state in both onCreate and then onNewIntent in some cases, which causes both 236 // scroll issues (because the workspace may not have been measured yet) and extra work. 237 // Instead, just save the state that we need to restore Launcher to, and commit it in onResume. 238 private State mOnResumeState = State.NONE; 239 240 private SpannableStringBuilder mDefaultKeySsb = null; 241 242 private boolean mWorkspaceLoading = true; 243 244 private boolean mPaused = true; 245 private boolean mRestoring; 246 private boolean mWaitingForResult; 247 private boolean mOnResumeNeedsLoad; 248 249 // Keep track of whether the user has left launcher 250 private static boolean sPausedFromUserAction = false; 251 252 private Bundle mSavedInstanceState; 253 254 private LauncherModel mModel; 255 private IconCache mIconCache; 256 private boolean mUserPresent = true; 257 private boolean mVisible = false; 258 private boolean mAttached = false; 259 260 private static LocaleConfiguration sLocaleConfiguration = null; 261 262 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 263 264 private Intent mAppMarketIntent = null; 265 266 // Related to the auto-advancing of widgets 267 private final int ADVANCE_MSG = 1; 268 private final int mAdvanceInterval = 20000; 269 private final int mAdvanceStagger = 250; 270 private long mAutoAdvanceSentTime; 271 private long mAutoAdvanceTimeLeft = -1; 272 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 273 new HashMap<View, AppWidgetProviderInfo>(); 274 275 // Determines how long to wait after a rotation before restoring the screen orientation to 276 // match the sensor state. 277 private final int mRestoreScreenOrientationDelay = 500; 278 279 // External icons saved in case of resource changes, orientation, etc. 280 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 281 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 282 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 283 284 private final ArrayList<Integer> mSynchronouslyBoundPages = new ArrayList<Integer>(); 285 286 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 287 288 // We only want to get the SharedPreferences once since it does an FS stat each time we get 289 // it from the context. 290 private SharedPreferences mSharedPrefs; 291 292 // Holds the page that we need to animate to, and the icon views that we need to animate up 293 // when we scroll to that page on resume. 294 private int mNewShortcutAnimatePage = -1; 295 private ArrayList<View> mNewShortcutAnimateViews = new ArrayList<View>(); 296 private ImageView mFolderIconImageView; 297 private Bitmap mFolderIconBitmap; 298 private Canvas mFolderIconCanvas; 299 private Rect mRectForFolderAnimation = new Rect(); 300 301 private BubbleTextView mWaitingForResume; 302 303 private HideFromAccessibilityHelper mHideFromAccessibilityHelper 304 = new HideFromAccessibilityHelper(); 305 306 private Runnable mBuildLayersRunnable = new Runnable() { 307 public void run() { 308 if (mWorkspace != null) { 309 mWorkspace.buildPageHardwareLayers(); 310 } 311 } 312 }; 313 314 private static ArrayList<PendingAddArguments> sPendingAddList 315 = new ArrayList<PendingAddArguments>(); 316 317 private static class PendingAddArguments { 318 int requestCode; 319 Intent intent; 320 long container; 321 int screen; 322 int cellX; 323 int cellY; 324 } 325 326 327 private boolean doesFileExist(String filename) { 328 FileInputStream fis = null; 329 try { 330 fis = openFileInput(filename); 331 fis.close(); 332 return true; 333 } catch (java.io.FileNotFoundException e) { 334 return false; 335 } catch (java.io.IOException e) { 336 return true; 337 } 338 } 339 340 @Override 341 protected void onCreate(Bundle savedInstanceState) { 342 if (DEBUG_STRICT_MODE) { 343 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 344 .detectDiskReads() 345 .detectDiskWrites() 346 .detectNetwork() // or .detectAll() for all detectable problems 347 .penaltyLog() 348 .build()); 349 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() 350 .detectLeakedSqlLiteObjects() 351 .detectLeakedClosableObjects() 352 .penaltyLog() 353 .penaltyDeath() 354 .build()); 355 } 356 357 super.onCreate(savedInstanceState); 358 LauncherApplication app = ((LauncherApplication)getApplication()); 359 mSharedPrefs = getSharedPreferences(LauncherApplication.getSharedPreferencesKey(), 360 Context.MODE_PRIVATE); 361 mModel = app.setLauncher(this); 362 mIconCache = app.getIconCache(); 363 mDragController = new DragController(this); 364 mInflater = getLayoutInflater(); 365 366 mAppWidgetManager = AppWidgetManager.getInstance(this); 367 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 368 mAppWidgetHost.startListening(); 369 370 // If we are getting an onCreate, we can actually preempt onResume and unset mPaused here, 371 // this also ensures that any synchronous binding below doesn't re-trigger another 372 // LauncherModel load. 373 mPaused = false; 374 375 if (PROFILE_STARTUP) { 376 android.os.Debug.startMethodTracing( 377 Environment.getExternalStorageDirectory() + "/launcher"); 378 } 379 380 checkForLocaleChange(); 381 setContentView(R.layout.launcher); 382 setupViews(); 383 showFirstRunWorkspaceCling(); 384 385 registerContentObservers(); 386 387 lockAllApps(); 388 389 mSavedState = savedInstanceState; 390 restoreState(mSavedState); 391 392 // Update customization drawer _after_ restoring the states 393 if (mAppsCustomizeContent != null) { 394 mAppsCustomizeContent.onPackagesUpdated(); 395 } 396 397 if (PROFILE_STARTUP) { 398 android.os.Debug.stopMethodTracing(); 399 } 400 401 if (!mRestoring) { 402 if (sPausedFromUserAction) { 403 // If the user leaves launcher, then we should just load items asynchronously when 404 // they return. 405 mModel.startLoader(true, -1); 406 } else { 407 // We only load the page synchronously if the user rotates (or triggers a 408 // configuration change) while launcher is in the foreground 409 mModel.startLoader(true, mWorkspace.getCurrentPage()); 410 } 411 } 412 413 if (!mModel.isAllAppsLoaded()) { 414 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 415 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 416 } 417 418 // For handling default keys 419 mDefaultKeySsb = new SpannableStringBuilder(); 420 Selection.setSelection(mDefaultKeySsb, 0); 421 422 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 423 registerReceiver(mCloseSystemDialogsReceiver, filter); 424 425 updateGlobalIcons(); 426 427 // On large interfaces, we want the screen to auto-rotate based on the current orientation 428 unlockScreenOrientation(true); 429 } 430 431 protected void onUserLeaveHint() { 432 super.onUserLeaveHint(); 433 sPausedFromUserAction = true; 434 } 435 436 private void updateGlobalIcons() { 437 boolean searchVisible = false; 438 boolean voiceVisible = false; 439 // If we have a saved version of these external icons, we load them up immediately 440 int coi = getCurrentOrientationIndexForGlobalIcons(); 441 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 442 sAppMarketIcon[coi] == null) { 443 updateAppMarketIcon(); 444 searchVisible = updateGlobalSearchIcon(); 445 voiceVisible = updateVoiceSearchIcon(searchVisible); 446 } 447 if (sGlobalSearchIcon[coi] != null) { 448 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 449 searchVisible = true; 450 } 451 if (sVoiceSearchIcon[coi] != null) { 452 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 453 voiceVisible = true; 454 } 455 if (sAppMarketIcon[coi] != null) { 456 updateAppMarketIcon(sAppMarketIcon[coi]); 457 } 458 if (mSearchDropTargetBar != null) { 459 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 460 } 461 } 462 463 private void checkForLocaleChange() { 464 if (sLocaleConfiguration == null) { 465 new AsyncTask<Void, Void, LocaleConfiguration>() { 466 @Override 467 protected LocaleConfiguration doInBackground(Void... unused) { 468 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 469 readConfiguration(Launcher.this, localeConfiguration); 470 return localeConfiguration; 471 } 472 473 @Override 474 protected void onPostExecute(LocaleConfiguration result) { 475 sLocaleConfiguration = result; 476 checkForLocaleChange(); // recursive, but now with a locale configuration 477 } 478 }.execute(); 479 return; 480 } 481 482 final Configuration configuration = getResources().getConfiguration(); 483 484 final String previousLocale = sLocaleConfiguration.locale; 485 final String locale = configuration.locale.toString(); 486 487 final int previousMcc = sLocaleConfiguration.mcc; 488 final int mcc = configuration.mcc; 489 490 final int previousMnc = sLocaleConfiguration.mnc; 491 final int mnc = configuration.mnc; 492 493 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 494 495 if (localeChanged) { 496 sLocaleConfiguration.locale = locale; 497 sLocaleConfiguration.mcc = mcc; 498 sLocaleConfiguration.mnc = mnc; 499 500 mIconCache.flush(); 501 502 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 503 new Thread("WriteLocaleConfiguration") { 504 @Override 505 public void run() { 506 writeConfiguration(Launcher.this, localeConfiguration); 507 } 508 }.start(); 509 } 510 } 511 512 private static class LocaleConfiguration { 513 public String locale; 514 public int mcc = -1; 515 public int mnc = -1; 516 } 517 518 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 519 DataInputStream in = null; 520 try { 521 in = new DataInputStream(context.openFileInput(PREFERENCES)); 522 configuration.locale = in.readUTF(); 523 configuration.mcc = in.readInt(); 524 configuration.mnc = in.readInt(); 525 } catch (FileNotFoundException e) { 526 // Ignore 527 } catch (IOException e) { 528 // Ignore 529 } finally { 530 if (in != null) { 531 try { 532 in.close(); 533 } catch (IOException e) { 534 // Ignore 535 } 536 } 537 } 538 } 539 540 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 541 DataOutputStream out = null; 542 try { 543 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 544 out.writeUTF(configuration.locale); 545 out.writeInt(configuration.mcc); 546 out.writeInt(configuration.mnc); 547 out.flush(); 548 } catch (FileNotFoundException e) { 549 // Ignore 550 } catch (IOException e) { 551 //noinspection ResultOfMethodCallIgnored 552 context.getFileStreamPath(PREFERENCES).delete(); 553 } finally { 554 if (out != null) { 555 try { 556 out.close(); 557 } catch (IOException e) { 558 // Ignore 559 } 560 } 561 } 562 } 563 564 public DragLayer getDragLayer() { 565 return mDragLayer; 566 } 567 568 boolean isDraggingEnabled() { 569 // We prevent dragging when we are loading the workspace as it is possible to pick up a view 570 // that is subsequently removed from the workspace in startBinding(). 571 return !mModel.isLoadingWorkspace(); 572 } 573 574 static int getScreen() { 575 synchronized (sLock) { 576 return sScreen; 577 } 578 } 579 580 static void setScreen(int screen) { 581 synchronized (sLock) { 582 sScreen = screen; 583 } 584 } 585 586 /** 587 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 588 * a configuration step, this allows the proper animations to run after other transitions. 589 */ 590 private boolean completeAdd(PendingAddArguments args) { 591 boolean result = false; 592 switch (args.requestCode) { 593 case REQUEST_PICK_APPLICATION: 594 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 595 args.cellY); 596 break; 597 case REQUEST_PICK_SHORTCUT: 598 processShortcut(args.intent); 599 break; 600 case REQUEST_CREATE_SHORTCUT: 601 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 602 args.cellY); 603 result = true; 604 break; 605 case REQUEST_CREATE_APPWIDGET: 606 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 607 completeAddAppWidget(appWidgetId, args.container, args.screen, null, null); 608 result = true; 609 break; 610 case REQUEST_PICK_WALLPAPER: 611 // We just wanted the activity result here so we can clear mWaitingForResult 612 break; 613 } 614 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, 615 // if you turned the screen off and then back while in All Apps, Launcher would not 616 // return to the workspace. Clearing mAddInfo.container here fixes this issue 617 resetAddInfo(); 618 return result; 619 } 620 621 @Override 622 protected void onActivityResult( 623 final int requestCode, final int resultCode, final Intent data) { 624 if (requestCode == REQUEST_BIND_APPWIDGET) { 625 int appWidgetId = data != null ? 626 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 627 if (resultCode == RESULT_CANCELED) { 628 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 629 } else if (resultCode == RESULT_OK) { 630 addAppWidgetImpl(appWidgetId, mPendingAddInfo, null, mPendingAddWidgetInfo); 631 } 632 return; 633 } 634 boolean delayExitSpringLoadedMode = false; 635 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || 636 requestCode == REQUEST_CREATE_APPWIDGET); 637 mWaitingForResult = false; 638 639 // We have special handling for widgets 640 if (isWidgetDrop) { 641 int appWidgetId = data != null ? 642 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 643 if (appWidgetId < 0) { 644 Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not returned from the \\" + 645 "widget configuration activity."); 646 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 647 } else { 648 completeTwoStageWidgetDrop(resultCode, appWidgetId); 649 } 650 return; 651 } 652 653 // The pattern used here is that a user PICKs a specific application, 654 // which, depending on the target, might need to CREATE the actual target. 655 656 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 657 // launch over to the Music app to actually CREATE_SHORTCUT. 658 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 659 final PendingAddArguments args = new PendingAddArguments(); 660 args.requestCode = requestCode; 661 args.intent = data; 662 args.container = mPendingAddInfo.container; 663 args.screen = mPendingAddInfo.screen; 664 args.cellX = mPendingAddInfo.cellX; 665 args.cellY = mPendingAddInfo.cellY; 666 if (isWorkspaceLocked()) { 667 sPendingAddList.add(args); 668 } else { 669 delayExitSpringLoadedMode = completeAdd(args); 670 } 671 } 672 mDragLayer.clearAnimatedView(); 673 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 674 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode, 675 null); 676 } 677 678 private void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { 679 CellLayout cellLayout = 680 (CellLayout) mWorkspace.getChildAt(mPendingAddInfo.screen); 681 Runnable onCompleteRunnable = null; 682 int animationType = 0; 683 684 AppWidgetHostView boundWidget = null; 685 if (resultCode == RESULT_OK) { 686 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; 687 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, 688 mPendingAddWidgetInfo); 689 boundWidget = layout; 690 onCompleteRunnable = new Runnable() { 691 @Override 692 public void run() { 693 completeAddAppWidget(appWidgetId, mPendingAddInfo.container, 694 mPendingAddInfo.screen, layout, null); 695 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 696 null); 697 } 698 }; 699 } else if (resultCode == RESULT_CANCELED) { 700 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; 701 onCompleteRunnable = new Runnable() { 702 @Override 703 public void run() { 704 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 705 null); 706 } 707 }; 708 } 709 if (mDragLayer.getAnimatedView() != null) { 710 mWorkspace.animateWidgetDrop(mPendingAddInfo, cellLayout, 711 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, 712 animationType, boundWidget, true); 713 } else { 714 // The animated view may be null in the case of a rotation during widget configuration 715 onCompleteRunnable.run(); 716 } 717 } 718 719 @Override 720 protected void onResume() { 721 super.onResume(); 722 723 // Restore the previous launcher state 724 if (mOnResumeState == State.WORKSPACE) { 725 showWorkspace(false); 726 } else if (mOnResumeState == State.APPS_CUSTOMIZE) { 727 showAllApps(false); 728 } 729 mOnResumeState = State.NONE; 730 731 // Process any items that were added while Launcher was away 732 InstallShortcutReceiver.flushInstallQueue(this); 733 734 mPaused = false; 735 sPausedFromUserAction = false; 736 if (mRestoring || mOnResumeNeedsLoad) { 737 mWorkspaceLoading = true; 738 mModel.startLoader(true, -1); 739 mRestoring = false; 740 mOnResumeNeedsLoad = false; 741 } 742 743 // Reset the pressed state of icons that were locked in the press state while activities 744 // were launching 745 if (mWaitingForResume != null) { 746 // Resets the previous workspace icon press state 747 mWaitingForResume.setStayPressed(false); 748 } 749 if (mAppsCustomizeContent != null) { 750 // Resets the previous all apps icon press state 751 mAppsCustomizeContent.resetDrawableState(); 752 } 753 // It is possible that widgets can receive updates while launcher is not in the foreground. 754 // Consequently, the widgets will be inflated in the orientation of the foreground activity 755 // (framework issue). On resuming, we ensure that any widgets are inflated for the current 756 // orientation. 757 getWorkspace().reinflateWidgetsIfNecessary(); 758 759 // Again, as with the above scenario, it's possible that one or more of the global icons 760 // were updated in the wrong orientation. 761 updateGlobalIcons(); 762 } 763 764 @Override 765 protected void onPause() { 766 // NOTE: We want all transitions from launcher to act as if the wallpaper were enabled 767 // to be consistent. So re-enable the flag here, and we will re-disable it as necessary 768 // when Launcher resumes and we are still in AllApps. 769 updateWallpaperVisibility(true); 770 771 super.onPause(); 772 mPaused = true; 773 mDragController.cancelDrag(); 774 mDragController.resetLastGestureUpTime(); 775 } 776 777 @Override 778 public Object onRetainNonConfigurationInstance() { 779 // Flag the loader to stop early before switching 780 mModel.stopLoader(); 781 if (mAppsCustomizeContent != null) { 782 mAppsCustomizeContent.surrender(); 783 } 784 return Boolean.TRUE; 785 } 786 787 // We can't hide the IME if it was forced open. So don't bother 788 /* 789 @Override 790 public void onWindowFocusChanged(boolean hasFocus) { 791 super.onWindowFocusChanged(hasFocus); 792 793 if (hasFocus) { 794 final InputMethodManager inputManager = (InputMethodManager) 795 getSystemService(Context.INPUT_METHOD_SERVICE); 796 WindowManager.LayoutParams lp = getWindow().getAttributes(); 797 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 798 android.os.Handler()) { 799 protected void onReceiveResult(int resultCode, Bundle resultData) { 800 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 801 } 802 }); 803 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 804 } 805 } 806 */ 807 808 private boolean acceptFilter() { 809 final InputMethodManager inputManager = (InputMethodManager) 810 getSystemService(Context.INPUT_METHOD_SERVICE); 811 return !inputManager.isFullscreenMode(); 812 } 813 814 @Override 815 public boolean onKeyDown(int keyCode, KeyEvent event) { 816 final int uniChar = event.getUnicodeChar(); 817 final boolean handled = super.onKeyDown(keyCode, event); 818 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 819 if (!handled && acceptFilter() && isKeyNotWhitespace) { 820 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 821 keyCode, event); 822 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 823 // something usable has been typed - start a search 824 // the typed text will be retrieved and cleared by 825 // showSearchDialog() 826 // If there are multiple keystrokes before the search dialog takes focus, 827 // onSearchRequested() will be called for every keystroke, 828 // but it is idempotent, so it's fine. 829 return onSearchRequested(); 830 } 831 } 832 833 // Eat the long press event so the keyboard doesn't come up. 834 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 835 return true; 836 } 837 838 return handled; 839 } 840 841 private String getTypedText() { 842 return mDefaultKeySsb.toString(); 843 } 844 845 private void clearTypedText() { 846 mDefaultKeySsb.clear(); 847 mDefaultKeySsb.clearSpans(); 848 Selection.setSelection(mDefaultKeySsb, 0); 849 } 850 851 /** 852 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 853 * State 854 */ 855 private static State intToState(int stateOrdinal) { 856 State state = State.WORKSPACE; 857 final State[] stateValues = State.values(); 858 for (int i = 0; i < stateValues.length; i++) { 859 if (stateValues[i].ordinal() == stateOrdinal) { 860 state = stateValues[i]; 861 break; 862 } 863 } 864 return state; 865 } 866 867 /** 868 * Restores the previous state, if it exists. 869 * 870 * @param savedState The previous state. 871 */ 872 private void restoreState(Bundle savedState) { 873 if (savedState == null) { 874 return; 875 } 876 877 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 878 if (state == State.APPS_CUSTOMIZE) { 879 mOnResumeState = State.APPS_CUSTOMIZE; 880 } 881 882 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 883 if (currentScreen > -1) { 884 mWorkspace.setCurrentPage(currentScreen); 885 } 886 887 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 888 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 889 890 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 891 mPendingAddInfo.container = pendingAddContainer; 892 mPendingAddInfo.screen = pendingAddScreen; 893 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 894 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 895 mPendingAddInfo.spanX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_X); 896 mPendingAddInfo.spanY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y); 897 mPendingAddWidgetInfo = savedState.getParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO); 898 mWaitingForResult = true; 899 mRestoring = true; 900 } 901 902 903 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 904 if (renameFolder) { 905 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 906 mFolderInfo = mModel.getFolderById(this, sFolders, id); 907 mRestoring = true; 908 } 909 910 911 // Restore the AppsCustomize tab 912 if (mAppsCustomizeTabHost != null) { 913 String curTab = savedState.getString("apps_customize_currentTab"); 914 if (curTab != null) { 915 mAppsCustomizeTabHost.setContentTypeImmediate( 916 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 917 mAppsCustomizeContent.loadAssociatedPages( 918 mAppsCustomizeContent.getCurrentPage()); 919 } 920 921 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 922 mAppsCustomizeContent.restorePageForIndex(currentIndex); 923 } 924 } 925 926 /** 927 * Finds all the views we need and configure them properly. 928 */ 929 private void setupViews() { 930 final DragController dragController = mDragController; 931 932 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 933 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 934 mQsbDivider = (ImageView) findViewById(R.id.qsb_divider); 935 mDockDivider = (ImageView) findViewById(R.id.dock_divider); 936 937 // Setup the drag layer 938 mDragLayer.setup(this, dragController); 939 940 // Setup the hotseat 941 mHotseat = (Hotseat) findViewById(R.id.hotseat); 942 if (mHotseat != null) { 943 mHotseat.setup(this); 944 } 945 946 // Setup the workspace 947 mWorkspace.setHapticFeedbackEnabled(false); 948 mWorkspace.setOnLongClickListener(this); 949 mWorkspace.setup(dragController); 950 dragController.addDragListener(mWorkspace); 951 952 // Get the search/delete bar 953 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 954 955 // Setup AppsCustomize 956 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 957 findViewById(R.id.apps_customize_pane); 958 mAppsCustomizeContent = (AppsCustomizePagedView) 959 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 960 mAppsCustomizeContent.setup(this, dragController); 961 962 // Setup the drag controller (drop targets have to be added in reverse order in priority) 963 dragController.setDragScoller(mWorkspace); 964 dragController.setScrollView(mDragLayer); 965 dragController.setMoveTarget(mWorkspace); 966 dragController.addDropTarget(mWorkspace); 967 if (mSearchDropTargetBar != null) { 968 mSearchDropTargetBar.setup(this, dragController); 969 } 970 } 971 972 /** 973 * Creates a view representing a shortcut. 974 * 975 * @param info The data structure describing the shortcut. 976 * 977 * @return A View inflated from R.layout.application. 978 */ 979 View createShortcut(ShortcutInfo info) { 980 return createShortcut(R.layout.application, 981 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 982 } 983 984 /** 985 * Creates a view representing a shortcut inflated from the specified resource. 986 * 987 * @param layoutResId The id of the XML layout used to create the shortcut. 988 * @param parent The group the shortcut belongs to. 989 * @param info The data structure describing the shortcut. 990 * 991 * @return A View inflated from layoutResId. 992 */ 993 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 994 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 995 favorite.applyFromShortcutInfo(info, mIconCache); 996 favorite.setOnClickListener(this); 997 return favorite; 998 } 999 1000 /** 1001 * Add an application shortcut to the workspace. 1002 * 1003 * @param data The intent describing the application. 1004 * @param cellInfo The position on screen where to create the shortcut. 1005 */ 1006 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 1007 final int[] cellXY = mTmpAddItemCellCoordinates; 1008 final CellLayout layout = getCellLayout(container, screen); 1009 1010 // First we check if we already know the exact location where we want to add this item. 1011 if (cellX >= 0 && cellY >= 0) { 1012 cellXY[0] = cellX; 1013 cellXY[1] = cellY; 1014 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 1015 showOutOfSpaceMessage(isHotseatLayout(layout)); 1016 return; 1017 } 1018 1019 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 1020 1021 if (info != null) { 1022 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 1023 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1024 info.container = ItemInfo.NO_ID; 1025 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 1026 isWorkspaceLocked(), cellX, cellY); 1027 } else { 1028 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1029 } 1030 } 1031 1032 /** 1033 * Add a shortcut to the workspace. 1034 * 1035 * @param data The intent describing the shortcut. 1036 * @param cellInfo The position on screen where to create the shortcut. 1037 */ 1038 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 1039 int cellY) { 1040 int[] cellXY = mTmpAddItemCellCoordinates; 1041 int[] touchXY = mPendingAddInfo.dropPos; 1042 CellLayout layout = getCellLayout(container, screen); 1043 1044 boolean foundCellSpan = false; 1045 1046 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 1047 if (info == null) { 1048 return; 1049 } 1050 final View view = createShortcut(info); 1051 1052 // First we check if we already know the exact location where we want to add this item. 1053 if (cellX >= 0 && cellY >= 0) { 1054 cellXY[0] = cellX; 1055 cellXY[1] = cellY; 1056 foundCellSpan = true; 1057 1058 // If appropriate, either create a folder or add to an existing folder 1059 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, 1060 true, null,null)) { 1061 return; 1062 } 1063 DragObject dragObject = new DragObject(); 1064 dragObject.dragInfo = info; 1065 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, 1066 true)) { 1067 return; 1068 } 1069 } else if (touchXY != null) { 1070 // when dragging and dropping, just find the closest free spot 1071 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 1072 foundCellSpan = (result != null); 1073 } else { 1074 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 1075 } 1076 1077 if (!foundCellSpan) { 1078 showOutOfSpaceMessage(isHotseatLayout(layout)); 1079 return; 1080 } 1081 1082 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 1083 1084 if (!mRestoring) { 1085 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 1086 isWorkspaceLocked()); 1087 } 1088 } 1089 1090 static int[] getSpanForWidget(Context context, ComponentName component, int minWidth, 1091 int minHeight) { 1092 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(context, component, null); 1093 // We want to account for the extra amount of padding that we are adding to the widget 1094 // to ensure that it gets the full amount of space that it has requested 1095 int requiredWidth = minWidth + padding.left + padding.right; 1096 int requiredHeight = minHeight + padding.top + padding.bottom; 1097 return CellLayout.rectToCell(context.getResources(), requiredWidth, requiredHeight, null); 1098 } 1099 1100 static int[] getSpanForWidget(Context context, AppWidgetProviderInfo info) { 1101 return getSpanForWidget(context, info.provider, info.minWidth, info.minHeight); 1102 } 1103 1104 static int[] getMinSpanForWidget(Context context, AppWidgetProviderInfo info) { 1105 return getSpanForWidget(context, info.provider, info.minResizeWidth, info.minResizeHeight); 1106 } 1107 1108 static int[] getSpanForWidget(Context context, PendingAddWidgetInfo info) { 1109 return getSpanForWidget(context, info.componentName, info.minWidth, info.minHeight); 1110 } 1111 1112 static int[] getMinSpanForWidget(Context context, PendingAddWidgetInfo info) { 1113 return getSpanForWidget(context, info.componentName, info.minResizeWidth, 1114 info.minResizeHeight); 1115 } 1116 1117 /** 1118 * Add a widget to the workspace. 1119 * 1120 * @param appWidgetId The app widget id 1121 * @param cellInfo The position on screen where to create the widget. 1122 */ 1123 private void completeAddAppWidget(final int appWidgetId, long container, int screen, 1124 AppWidgetHostView hostView, AppWidgetProviderInfo appWidgetInfo) { 1125 if (appWidgetInfo == null) { 1126 appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1127 } 1128 1129 // Calculate the grid spans needed to fit this widget 1130 CellLayout layout = getCellLayout(container, screen); 1131 1132 int[] minSpanXY = getMinSpanForWidget(this, appWidgetInfo); 1133 int[] spanXY = getSpanForWidget(this, appWidgetInfo); 1134 1135 // Try finding open space on Launcher screen 1136 // We have saved the position to which the widget was dragged-- this really only matters 1137 // if we are placing widgets on a "spring-loaded" screen 1138 int[] cellXY = mTmpAddItemCellCoordinates; 1139 int[] touchXY = mPendingAddInfo.dropPos; 1140 int[] finalSpan = new int[2]; 1141 boolean foundCellSpan = false; 1142 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 1143 cellXY[0] = mPendingAddInfo.cellX; 1144 cellXY[1] = mPendingAddInfo.cellY; 1145 spanXY[0] = mPendingAddInfo.spanX; 1146 spanXY[1] = mPendingAddInfo.spanY; 1147 foundCellSpan = true; 1148 } else if (touchXY != null) { 1149 // when dragging and dropping, just find the closest free spot 1150 int[] result = layout.findNearestVacantArea( 1151 touchXY[0], touchXY[1], minSpanXY[0], minSpanXY[1], spanXY[0], 1152 spanXY[1], cellXY, finalSpan); 1153 spanXY[0] = finalSpan[0]; 1154 spanXY[1] = finalSpan[1]; 1155 foundCellSpan = (result != null); 1156 } else { 1157 foundCellSpan = layout.findCellForSpan(cellXY, minSpanXY[0], minSpanXY[1]); 1158 } 1159 1160 if (!foundCellSpan) { 1161 if (appWidgetId != -1) { 1162 // Deleting an app widget ID is a void call but writes to disk before returning 1163 // to the caller... 1164 new Thread("deleteAppWidgetId") { 1165 public void run() { 1166 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1167 } 1168 }.start(); 1169 } 1170 showOutOfSpaceMessage(isHotseatLayout(layout)); 1171 return; 1172 } 1173 1174 // Build Launcher-specific widget info and save to database 1175 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId, 1176 appWidgetInfo.provider); 1177 launcherInfo.spanX = spanXY[0]; 1178 launcherInfo.spanY = spanXY[1]; 1179 launcherInfo.minSpanX = mPendingAddInfo.minSpanX; 1180 launcherInfo.minSpanY = mPendingAddInfo.minSpanY; 1181 1182 LauncherModel.addItemToDatabase(this, launcherInfo, 1183 container, screen, cellXY[0], cellXY[1], false); 1184 1185 if (!mRestoring) { 1186 if (hostView == null) { 1187 // Perform actual inflation because we're live 1188 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1189 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1190 } else { 1191 // The AppWidgetHostView has already been inflated and instantiated 1192 launcherInfo.hostView = hostView; 1193 } 1194 1195 launcherInfo.hostView.setTag(launcherInfo); 1196 launcherInfo.hostView.setVisibility(View.VISIBLE); 1197 launcherInfo.notifyWidgetSizeChanged(this); 1198 1199 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 1200 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1201 1202 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1203 } 1204 resetAddInfo(); 1205 } 1206 1207 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1208 @Override 1209 public void onReceive(Context context, Intent intent) { 1210 final String action = intent.getAction(); 1211 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1212 mUserPresent = false; 1213 mDragLayer.clearAllResizeFrames(); 1214 updateRunning(); 1215 1216 // Reset AllApps to its initial state only if we are not in the middle of 1217 // processing a multi-step drop 1218 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1219 mAppsCustomizeTabHost.reset(); 1220 showWorkspace(false); 1221 } 1222 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1223 mUserPresent = true; 1224 updateRunning(); 1225 } 1226 } 1227 }; 1228 1229 @Override 1230 public void onAttachedToWindow() { 1231 super.onAttachedToWindow(); 1232 1233 // Listen for broadcasts related to user-presence 1234 final IntentFilter filter = new IntentFilter(); 1235 filter.addAction(Intent.ACTION_SCREEN_OFF); 1236 filter.addAction(Intent.ACTION_USER_PRESENT); 1237 registerReceiver(mReceiver, filter); 1238 1239 mAttached = true; 1240 mVisible = true; 1241 } 1242 1243 @Override 1244 public void onDetachedFromWindow() { 1245 super.onDetachedFromWindow(); 1246 mVisible = false; 1247 1248 if (mAttached) { 1249 unregisterReceiver(mReceiver); 1250 mAttached = false; 1251 } 1252 updateRunning(); 1253 } 1254 1255 public void onWindowVisibilityChanged(int visibility) { 1256 mVisible = visibility == View.VISIBLE; 1257 updateRunning(); 1258 // The following code used to be in onResume, but it turns out onResume is called when 1259 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1260 // is a more appropriate event to handle 1261 if (mVisible) { 1262 mAppsCustomizeTabHost.onWindowVisible(); 1263 if (!mWorkspaceLoading) { 1264 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1265 // We want to let Launcher draw itself at least once before we force it to build 1266 // layers on all the workspace pages, so that transitioning to Launcher from other 1267 // apps is nice and speedy. Usually the first call to preDraw doesn't correspond to 1268 // a true draw so we wait until the second preDraw call to be safe 1269 observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { 1270 public boolean onPreDraw() { 1271 // We delay the layer building a bit in order to give 1272 // other message processing a time to run. In particular 1273 // this avoids a delay in hiding the IME if it was 1274 // currently shown, because doing that may involve 1275 // some communication back with the app. 1276 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 1277 1278 observer.removeOnPreDrawListener(this); 1279 return true; 1280 } 1281 }); 1282 } 1283 // When Launcher comes back to foreground, a different Activity might be responsible for 1284 // the app market intent, so refresh the icon 1285 updateAppMarketIcon(); 1286 clearTypedText(); 1287 } 1288 } 1289 1290 private void sendAdvanceMessage(long delay) { 1291 mHandler.removeMessages(ADVANCE_MSG); 1292 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1293 mHandler.sendMessageDelayed(msg, delay); 1294 mAutoAdvanceSentTime = System.currentTimeMillis(); 1295 } 1296 1297 private void updateRunning() { 1298 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1299 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1300 mAutoAdvanceRunning = autoAdvanceRunning; 1301 if (autoAdvanceRunning) { 1302 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1303 sendAdvanceMessage(delay); 1304 } else { 1305 if (!mWidgetsToAdvance.isEmpty()) { 1306 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1307 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1308 } 1309 mHandler.removeMessages(ADVANCE_MSG); 1310 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1311 } 1312 } 1313 } 1314 1315 private final Handler mHandler = new Handler() { 1316 @Override 1317 public void handleMessage(Message msg) { 1318 if (msg.what == ADVANCE_MSG) { 1319 int i = 0; 1320 for (View key: mWidgetsToAdvance.keySet()) { 1321 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1322 final int delay = mAdvanceStagger * i; 1323 if (v instanceof Advanceable) { 1324 postDelayed(new Runnable() { 1325 public void run() { 1326 ((Advanceable) v).advance(); 1327 } 1328 }, delay); 1329 } 1330 i++; 1331 } 1332 sendAdvanceMessage(mAdvanceInterval); 1333 } 1334 } 1335 }; 1336 1337 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1338 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1339 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1340 if (v instanceof Advanceable) { 1341 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1342 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1343 updateRunning(); 1344 } 1345 } 1346 1347 void removeWidgetToAutoAdvance(View hostView) { 1348 if (mWidgetsToAdvance.containsKey(hostView)) { 1349 mWidgetsToAdvance.remove(hostView); 1350 updateRunning(); 1351 } 1352 } 1353 1354 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1355 removeWidgetToAutoAdvance(launcherInfo.hostView); 1356 launcherInfo.hostView = null; 1357 } 1358 1359 void showOutOfSpaceMessage(boolean isHotseatLayout) { 1360 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); 1361 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); 1362 } 1363 1364 public LauncherAppWidgetHost getAppWidgetHost() { 1365 return mAppWidgetHost; 1366 } 1367 1368 public LauncherModel getModel() { 1369 return mModel; 1370 } 1371 1372 void closeSystemDialogs() { 1373 getWindow().closeAllPanels(); 1374 1375 // Whatever we were doing is hereby canceled. 1376 mWaitingForResult = false; 1377 } 1378 1379 @Override 1380 protected void onNewIntent(Intent intent) { 1381 super.onNewIntent(intent); 1382 1383 // Close the menu 1384 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1385 // also will cancel mWaitingForResult. 1386 closeSystemDialogs(); 1387 1388 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1389 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1390 1391 Folder openFolder = mWorkspace.getOpenFolder(); 1392 // In all these cases, only animate if we're already on home 1393 mWorkspace.exitWidgetResizeMode(); 1394 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1395 openFolder == null) { 1396 mWorkspace.moveToDefaultScreen(true); 1397 } 1398 1399 closeFolder(); 1400 exitSpringLoadedDragMode(); 1401 1402 // If we are already on home, then just animate back to the workspace, otherwise, just 1403 // wait until onResume to set the state back to Workspace 1404 if (alreadyOnHome) { 1405 showWorkspace(true); 1406 } else { 1407 mOnResumeState = State.WORKSPACE; 1408 } 1409 1410 final View v = getWindow().peekDecorView(); 1411 if (v != null && v.getWindowToken() != null) { 1412 InputMethodManager imm = (InputMethodManager)getSystemService( 1413 INPUT_METHOD_SERVICE); 1414 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1415 } 1416 1417 // Reset AllApps to its initial state 1418 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1419 mAppsCustomizeTabHost.reset(); 1420 } 1421 } 1422 } 1423 1424 @Override 1425 public void onRestoreInstanceState(Bundle state) { 1426 super.onRestoreInstanceState(state); 1427 for (int page: mSynchronouslyBoundPages) { 1428 mWorkspace.restoreInstanceStateForChild(page); 1429 } 1430 } 1431 1432 @Override 1433 protected void onSaveInstanceState(Bundle outState) { 1434 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getNextPage()); 1435 super.onSaveInstanceState(outState); 1436 1437 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1438 // We close any open folder since it will not be re-opened, and we need to make sure 1439 // this state is reflected. 1440 closeFolder(); 1441 1442 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1443 mWaitingForResult) { 1444 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1445 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1446 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1447 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1448 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_X, mPendingAddInfo.spanX); 1449 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y, mPendingAddInfo.spanY); 1450 outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo); 1451 } 1452 1453 if (mFolderInfo != null && mWaitingForResult) { 1454 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1455 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1456 } 1457 1458 // Save the current AppsCustomize tab 1459 if (mAppsCustomizeTabHost != null) { 1460 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1461 if (currentTabTag != null) { 1462 outState.putString("apps_customize_currentTab", currentTabTag); 1463 } 1464 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1465 outState.putInt("apps_customize_currentIndex", currentIndex); 1466 } 1467 } 1468 1469 @Override 1470 public void onDestroy() { 1471 super.onDestroy(); 1472 1473 // Remove all pending runnables 1474 mHandler.removeMessages(ADVANCE_MSG); 1475 mHandler.removeMessages(0); 1476 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1477 1478 // Stop callbacks from LauncherModel 1479 LauncherApplication app = ((LauncherApplication) getApplication()); 1480 mModel.stopLoader(); 1481 app.setLauncher(null); 1482 1483 try { 1484 mAppWidgetHost.stopListening(); 1485 } catch (NullPointerException ex) { 1486 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1487 } 1488 mAppWidgetHost = null; 1489 1490 mWidgetsToAdvance.clear(); 1491 1492 TextKeyListener.getInstance().release(); 1493 1494 // Disconnect any of the callbacks and drawables associated with ItemInfos on the workspace 1495 // to prevent leaking Launcher activities on orientation change. 1496 if (mModel != null) { 1497 mModel.unbindItemInfosAndClearQueuedBindRunnables(); 1498 } 1499 1500 getContentResolver().unregisterContentObserver(mWidgetObserver); 1501 unregisterReceiver(mCloseSystemDialogsReceiver); 1502 1503 mDragLayer.clearAllResizeFrames(); 1504 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1505 mWorkspace.removeAllViews(); 1506 mWorkspace = null; 1507 mDragController = null; 1508 1509 LauncherAnimUtils.onDestroyActivity(); 1510 } 1511 1512 public DragController getDragController() { 1513 return mDragController; 1514 } 1515 1516 @Override 1517 public void startActivityForResult(Intent intent, int requestCode) { 1518 if (requestCode >= 0) mWaitingForResult = true; 1519 super.startActivityForResult(intent, requestCode); 1520 } 1521 1522 /** 1523 * Indicates that we want global search for this activity by setting the globalSearch 1524 * argument for {@link #startSearch} to true. 1525 */ 1526 @Override 1527 public void startSearch(String initialQuery, boolean selectInitialQuery, 1528 Bundle appSearchData, boolean globalSearch) { 1529 1530 showWorkspace(true); 1531 1532 if (initialQuery == null) { 1533 // Use any text typed in the launcher as the initial query 1534 initialQuery = getTypedText(); 1535 } 1536 if (appSearchData == null) { 1537 appSearchData = new Bundle(); 1538 appSearchData.putString(Search.SOURCE, "launcher-search"); 1539 } 1540 Rect sourceBounds = new Rect(); 1541 if (mSearchDropTargetBar != null) { 1542 sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1543 } 1544 1545 startGlobalSearch(initialQuery, selectInitialQuery, 1546 appSearchData, sourceBounds); 1547 } 1548 1549 /** 1550 * Starts the global search activity. This code is a copied from SearchManager 1551 */ 1552 public void startGlobalSearch(String initialQuery, 1553 boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) { 1554 final SearchManager searchManager = 1555 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1556 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 1557 if (globalSearchActivity == null) { 1558 Log.w(TAG, "No global search activity found."); 1559 return; 1560 } 1561 Intent intent = new Intent(SearchManager.INTENT_ACTION_GLOBAL_SEARCH); 1562 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1563 intent.setComponent(globalSearchActivity); 1564 // Make sure that we have a Bundle to put source in 1565 if (appSearchData == null) { 1566 appSearchData = new Bundle(); 1567 } else { 1568 appSearchData = new Bundle(appSearchData); 1569 } 1570 // Set source to package name of app that starts global search, if not set already. 1571 if (!appSearchData.containsKey("source")) { 1572 appSearchData.putString("source", getPackageName()); 1573 } 1574 intent.putExtra(SearchManager.APP_DATA, appSearchData); 1575 if (!TextUtils.isEmpty(initialQuery)) { 1576 intent.putExtra(SearchManager.QUERY, initialQuery); 1577 } 1578 if (selectInitialQuery) { 1579 intent.putExtra(SearchManager.EXTRA_SELECT_QUERY, selectInitialQuery); 1580 } 1581 intent.setSourceBounds(sourceBounds); 1582 try { 1583 startActivity(intent); 1584 } catch (ActivityNotFoundException ex) { 1585 Log.e(TAG, "Global search activity not found: " + globalSearchActivity); 1586 } 1587 } 1588 1589 @Override 1590 public boolean onCreateOptionsMenu(Menu menu) { 1591 if (isWorkspaceLocked()) { 1592 return false; 1593 } 1594 1595 super.onCreateOptionsMenu(menu); 1596 1597 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1598 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1599 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1600 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1601 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1602 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1603 String helpUrl = getString(R.string.help_url); 1604 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1605 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1606 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1607 1608 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1609 .setIcon(android.R.drawable.ic_menu_gallery) 1610 .setAlphabeticShortcut('W'); 1611 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1612 .setIcon(android.R.drawable.ic_menu_manage) 1613 .setIntent(manageApps) 1614 .setAlphabeticShortcut('M'); 1615 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1616 .setIcon(android.R.drawable.ic_menu_preferences) 1617 .setIntent(settings) 1618 .setAlphabeticShortcut('P'); 1619 if (!helpUrl.isEmpty()) { 1620 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1621 .setIcon(android.R.drawable.ic_menu_help) 1622 .setIntent(help) 1623 .setAlphabeticShortcut('H'); 1624 } 1625 return true; 1626 } 1627 1628 @Override 1629 public boolean onPrepareOptionsMenu(Menu menu) { 1630 super.onPrepareOptionsMenu(menu); 1631 1632 if (mAppsCustomizeTabHost.isTransitioning()) { 1633 return false; 1634 } 1635 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1636 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1637 1638 return true; 1639 } 1640 1641 @Override 1642 public boolean onOptionsItemSelected(MenuItem item) { 1643 switch (item.getItemId()) { 1644 case MENU_WALLPAPER_SETTINGS: 1645 startWallpaper(); 1646 return true; 1647 } 1648 1649 return super.onOptionsItemSelected(item); 1650 } 1651 1652 @Override 1653 public boolean onSearchRequested() { 1654 startSearch(null, false, null, true); 1655 // Use a custom animation for launching search 1656 return true; 1657 } 1658 1659 public boolean isWorkspaceLocked() { 1660 return mWorkspaceLoading || mWaitingForResult; 1661 } 1662 1663 private void resetAddInfo() { 1664 mPendingAddInfo.container = ItemInfo.NO_ID; 1665 mPendingAddInfo.screen = -1; 1666 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1667 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1668 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; 1669 mPendingAddInfo.dropPos = null; 1670 } 1671 1672 void addAppWidgetImpl(final int appWidgetId, ItemInfo info, AppWidgetHostView boundWidget, 1673 AppWidgetProviderInfo appWidgetInfo) { 1674 if (appWidgetInfo.configure != null) { 1675 mPendingAddWidgetInfo = appWidgetInfo; 1676 1677 // Launch over to configure widget, if needed 1678 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1679 intent.setComponent(appWidgetInfo.configure); 1680 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1681 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1682 } else { 1683 // Otherwise just add it 1684 completeAddAppWidget(appWidgetId, info.container, info.screen, boundWidget, 1685 appWidgetInfo); 1686 // Exit spring loaded mode if necessary after adding the widget 1687 exitSpringLoadedDragModeDelayed(true, false, null); 1688 } 1689 } 1690 1691 /** 1692 * Process a shortcut drop. 1693 * 1694 * @param componentName The name of the component 1695 * @param screen The screen where it should be added 1696 * @param cell The cell it should be added to, optional 1697 * @param position The location on the screen where it was dropped, optional 1698 */ 1699 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1700 int[] cell, int[] loc) { 1701 resetAddInfo(); 1702 mPendingAddInfo.container = container; 1703 mPendingAddInfo.screen = screen; 1704 mPendingAddInfo.dropPos = loc; 1705 1706 if (cell != null) { 1707 mPendingAddInfo.cellX = cell[0]; 1708 mPendingAddInfo.cellY = cell[1]; 1709 } 1710 1711 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1712 createShortcutIntent.setComponent(componentName); 1713 processShortcut(createShortcutIntent); 1714 } 1715 1716 /** 1717 * Process a widget drop. 1718 * 1719 * @param info The PendingAppWidgetInfo of the widget being added. 1720 * @param screen The screen where it should be added 1721 * @param cell The cell it should be added to, optional 1722 * @param position The location on the screen where it was dropped, optional 1723 */ 1724 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1725 int[] cell, int[] span, int[] loc) { 1726 resetAddInfo(); 1727 mPendingAddInfo.container = info.container = container; 1728 mPendingAddInfo.screen = info.screen = screen; 1729 mPendingAddInfo.dropPos = loc; 1730 mPendingAddInfo.minSpanX = info.minSpanX; 1731 mPendingAddInfo.minSpanY = info.minSpanY; 1732 1733 if (cell != null) { 1734 mPendingAddInfo.cellX = cell[0]; 1735 mPendingAddInfo.cellY = cell[1]; 1736 } 1737 if (span != null) { 1738 mPendingAddInfo.spanX = span[0]; 1739 mPendingAddInfo.spanY = span[1]; 1740 } 1741 1742 AppWidgetHostView hostView = info.boundWidget; 1743 int appWidgetId; 1744 if (hostView != null) { 1745 appWidgetId = hostView.getAppWidgetId(); 1746 addAppWidgetImpl(appWidgetId, info, hostView, info.info); 1747 } else { 1748 // In this case, we either need to start an activity to get permission to bind 1749 // the widget, or we need to start an activity to configure the widget, or both. 1750 appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1751 Bundle options = info.bindOptions; 1752 1753 boolean success = false; 1754 if (options != null) { 1755 success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, 1756 info.componentName, options); 1757 } else { 1758 success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, 1759 info.componentName); 1760 } 1761 if (success) { 1762 addAppWidgetImpl(appWidgetId, info, null, info.info); 1763 } else { 1764 mPendingAddWidgetInfo = info.info; 1765 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND); 1766 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1767 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName); 1768 // TODO: we need to make sure that this accounts for the options bundle. 1769 // intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS, options); 1770 startActivityForResult(intent, REQUEST_BIND_APPWIDGET); 1771 } 1772 } 1773 } 1774 1775 void processShortcut(Intent intent) { 1776 // Handle case where user selected "Applications" 1777 String applicationName = getResources().getString(R.string.group_applications); 1778 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1779 1780 if (applicationName != null && applicationName.equals(shortcutName)) { 1781 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1782 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1783 1784 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1785 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1786 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1787 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1788 } else { 1789 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1790 } 1791 } 1792 1793 void processWallpaper(Intent intent) { 1794 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1795 } 1796 1797 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1798 int cellY) { 1799 final FolderInfo folderInfo = new FolderInfo(); 1800 folderInfo.title = getText(R.string.folder_name); 1801 1802 // Update the model 1803 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1804 false); 1805 sFolders.put(folderInfo.id, folderInfo); 1806 1807 // Create the view 1808 FolderIcon newFolder = 1809 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1810 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1811 isWorkspaceLocked()); 1812 return newFolder; 1813 } 1814 1815 void removeFolder(FolderInfo folder) { 1816 sFolders.remove(folder.id); 1817 } 1818 1819 private void startWallpaper() { 1820 showWorkspace(true); 1821 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1822 Intent chooser = Intent.createChooser(pickWallpaper, 1823 getText(R.string.chooser_wallpaper)); 1824 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1825 // Removed in Eclair MR1 1826// WallpaperManager wm = (WallpaperManager) 1827// getSystemService(Context.WALLPAPER_SERVICE); 1828// WallpaperInfo wi = wm.getWallpaperInfo(); 1829// if (wi != null && wi.getSettingsActivity() != null) { 1830// LabeledIntent li = new LabeledIntent(getPackageName(), 1831// R.string.configure_wallpaper, 0); 1832// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1833// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1834// } 1835 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1836 } 1837 1838 /** 1839 * Registers various content observers. The current implementation registers 1840 * only a favorites observer to keep track of the favorites applications. 1841 */ 1842 private void registerContentObservers() { 1843 ContentResolver resolver = getContentResolver(); 1844 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1845 true, mWidgetObserver); 1846 } 1847 1848 @Override 1849 public boolean dispatchKeyEvent(KeyEvent event) { 1850 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1851 switch (event.getKeyCode()) { 1852 case KeyEvent.KEYCODE_HOME: 1853 return true; 1854 case KeyEvent.KEYCODE_VOLUME_DOWN: 1855 if (doesFileExist(DUMP_STATE_PROPERTY)) { 1856 dumpState(); 1857 return true; 1858 } 1859 break; 1860 } 1861 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1862 switch (event.getKeyCode()) { 1863 case KeyEvent.KEYCODE_HOME: 1864 return true; 1865 } 1866 } 1867 1868 return super.dispatchKeyEvent(event); 1869 } 1870 1871 @Override 1872 public void onBackPressed() { 1873 if (isAllAppsVisible()) { 1874 showWorkspace(true); 1875 } else if (mWorkspace.getOpenFolder() != null) { 1876 Folder openFolder = mWorkspace.getOpenFolder(); 1877 if (openFolder.isEditingName()) { 1878 openFolder.dismissEditingName(); 1879 } else { 1880 closeFolder(); 1881 } 1882 } else { 1883 mWorkspace.exitWidgetResizeMode(); 1884 1885 // Back button is a no-op here, but give at least some feedback for the button press 1886 mWorkspace.showOutlinesTemporarily(); 1887 } 1888 } 1889 1890 /** 1891 * Re-listen when widgets are reset. 1892 */ 1893 private void onAppWidgetReset() { 1894 if (mAppWidgetHost != null) { 1895 mAppWidgetHost.startListening(); 1896 } 1897 } 1898 1899 /** 1900 * Launches the intent referred by the clicked shortcut. 1901 * 1902 * @param v The view representing the clicked shortcut. 1903 */ 1904 public void onClick(View v) { 1905 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1906 // view has detached (it's possible for this to happen if the view is removed mid touch). 1907 if (v.getWindowToken() == null) { 1908 return; 1909 } 1910 1911 if (!mWorkspace.isFinishedSwitchingState()) { 1912 return; 1913 } 1914 1915 Object tag = v.getTag(); 1916 if (tag instanceof ShortcutInfo) { 1917 // Open shortcut 1918 final Intent intent = ((ShortcutInfo) tag).intent; 1919 int[] pos = new int[2]; 1920 v.getLocationOnScreen(pos); 1921 intent.setSourceBounds(new Rect(pos[0], pos[1], 1922 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1923 1924 boolean success = startActivitySafely(v, intent, tag); 1925 1926 if (success && v instanceof BubbleTextView) { 1927 mWaitingForResume = (BubbleTextView) v; 1928 mWaitingForResume.setStayPressed(true); 1929 } 1930 } else if (tag instanceof FolderInfo) { 1931 if (v instanceof FolderIcon) { 1932 FolderIcon fi = (FolderIcon) v; 1933 handleFolderClick(fi); 1934 } 1935 } else if (v == mAllAppsButton) { 1936 if (isAllAppsVisible()) { 1937 showWorkspace(true); 1938 } else { 1939 onClickAllAppsButton(v); 1940 } 1941 } 1942 } 1943 1944 public boolean onTouch(View v, MotionEvent event) { 1945 // this is an intercepted event being forwarded from mWorkspace; 1946 // clicking anywhere on the workspace causes the customization drawer to slide down 1947 showWorkspace(true); 1948 return false; 1949 } 1950 1951 /** 1952 * Event handler for the search button 1953 * 1954 * @param v The view that was clicked. 1955 */ 1956 public void onClickSearchButton(View v) { 1957 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1958 1959 onSearchRequested(); 1960 } 1961 1962 /** 1963 * Event handler for the voice button 1964 * 1965 * @param v The view that was clicked. 1966 */ 1967 public void onClickVoiceButton(View v) { 1968 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1969 1970 try { 1971 final SearchManager searchManager = 1972 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1973 ComponentName activityName = searchManager.getGlobalSearchActivity(); 1974 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1975 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1976 if (activityName != null) { 1977 intent.setPackage(activityName.getPackageName()); 1978 } 1979 startActivity(null, intent, "onClickVoiceButton"); 1980 } catch (ActivityNotFoundException e) { 1981 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1982 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1983 startActivitySafely(null, intent, "onClickVoiceButton"); 1984 } 1985 } 1986 1987 /** 1988 * Event handler for the "grid" button that appears on the home screen, which 1989 * enters all apps mode. 1990 * 1991 * @param v The view that was clicked. 1992 */ 1993 public void onClickAllAppsButton(View v) { 1994 showAllApps(true); 1995 } 1996 1997 public void onTouchDownAllAppsButton(View v) { 1998 // Provide the same haptic feedback that the system offers for virtual keys. 1999 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 2000 } 2001 2002 public void onClickAppMarketButton(View v) { 2003 if (mAppMarketIntent != null) { 2004 startActivitySafely(v, mAppMarketIntent, "app market"); 2005 } else { 2006 Log.e(TAG, "Invalid app market intent."); 2007 } 2008 } 2009 2010 void startApplicationDetailsActivity(ComponentName componentName) { 2011 String packageName = componentName.getPackageName(); 2012 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 2013 Uri.fromParts("package", packageName, null)); 2014 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 2015 startActivitySafely(null, intent, "startApplicationDetailsActivity"); 2016 } 2017 2018 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 2019 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 2020 // System applications cannot be installed. For now, show a toast explaining that. 2021 // We may give them the option of disabling apps this way. 2022 int messageId = R.string.uninstall_system_app_text; 2023 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 2024 } else { 2025 String packageName = appInfo.componentName.getPackageName(); 2026 String className = appInfo.componentName.getClassName(); 2027 Intent intent = new Intent( 2028 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 2029 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 2030 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 2031 startActivity(intent); 2032 } 2033 } 2034 2035 boolean startActivity(View v, Intent intent, Object tag) { 2036 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2037 2038 try { 2039 // Only launch using the new animation if the shortcut has not opted out (this is a 2040 // private contract between launcher and may be ignored in the future). 2041 boolean useLaunchAnimation = (v != null) && 2042 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION); 2043 if (useLaunchAnimation) { 2044 ActivityOptions opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, 2045 v.getMeasuredWidth(), v.getMeasuredHeight()); 2046 2047 startActivity(intent, opts.toBundle()); 2048 } else { 2049 startActivity(intent); 2050 } 2051 return true; 2052 } catch (SecurityException e) { 2053 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2054 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2055 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2056 "or use the exported attribute for this activity. " 2057 + "tag="+ tag + " intent=" + intent, e); 2058 } 2059 return false; 2060 } 2061 2062 boolean startActivitySafely(View v, Intent intent, Object tag) { 2063 boolean success = false; 2064 try { 2065 success = startActivity(v, intent, tag); 2066 } catch (ActivityNotFoundException e) { 2067 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2068 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 2069 } 2070 return success; 2071 } 2072 2073 void startActivityForResultSafely(Intent intent, int requestCode) { 2074 try { 2075 startActivityForResult(intent, requestCode); 2076 } catch (ActivityNotFoundException e) { 2077 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2078 } catch (SecurityException e) { 2079 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2080 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2081 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2082 "or use the exported attribute for this activity.", e); 2083 } 2084 } 2085 2086 private void handleFolderClick(FolderIcon folderIcon) { 2087 final FolderInfo info = folderIcon.getFolderInfo(); 2088 Folder openFolder = mWorkspace.getFolderForTag(info); 2089 2090 // If the folder info reports that the associated folder is open, then verify that 2091 // it is actually opened. There have been a few instances where this gets out of sync. 2092 if (info.opened && openFolder == null) { 2093 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 2094 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 2095 info.opened = false; 2096 } 2097 2098 if (!info.opened && !folderIcon.getFolder().isDestroyed()) { 2099 // Close any open folder 2100 closeFolder(); 2101 // Open the requested folder 2102 openFolder(folderIcon); 2103 } else { 2104 // Find the open folder... 2105 int folderScreen; 2106 if (openFolder != null) { 2107 folderScreen = mWorkspace.getPageForView(openFolder); 2108 // .. and close it 2109 closeFolder(openFolder); 2110 if (folderScreen != mWorkspace.getCurrentPage()) { 2111 // Close any folder open on the current screen 2112 closeFolder(); 2113 // Pull the folder onto this screen 2114 openFolder(folderIcon); 2115 } 2116 } 2117 } 2118 } 2119 2120 /** 2121 * This method draws the FolderIcon to an ImageView and then adds and positions that ImageView 2122 * in the DragLayer in the exact absolute location of the original FolderIcon. 2123 */ 2124 private void copyFolderIconToImage(FolderIcon fi) { 2125 final int width = fi.getMeasuredWidth(); 2126 final int height = fi.getMeasuredHeight(); 2127 2128 // Lazy load ImageView, Bitmap and Canvas 2129 if (mFolderIconImageView == null) { 2130 mFolderIconImageView = new ImageView(this); 2131 } 2132 if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width || 2133 mFolderIconBitmap.getHeight() != height) { 2134 mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); 2135 mFolderIconCanvas = new Canvas(mFolderIconBitmap); 2136 } 2137 2138 DragLayer.LayoutParams lp; 2139 if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) { 2140 lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams(); 2141 } else { 2142 lp = new DragLayer.LayoutParams(width, height); 2143 } 2144 2145 // The layout from which the folder is being opened may be scaled, adjust the starting 2146 // view size by this scale factor. 2147 float scale = mDragLayer.getDescendantRectRelativeToSelf(fi, mRectForFolderAnimation); 2148 lp.customPosition = true; 2149 lp.x = mRectForFolderAnimation.left; 2150 lp.y = mRectForFolderAnimation.top; 2151 lp.width = (int) (scale * width); 2152 lp.height = (int) (scale * height); 2153 2154 mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR); 2155 fi.draw(mFolderIconCanvas); 2156 mFolderIconImageView.setImageBitmap(mFolderIconBitmap); 2157 if (fi.getFolder() != null) { 2158 mFolderIconImageView.setPivotX(fi.getFolder().getPivotXForIconAnimation()); 2159 mFolderIconImageView.setPivotY(fi.getFolder().getPivotYForIconAnimation()); 2160 } 2161 // Just in case this image view is still in the drag layer from a previous animation, 2162 // we remove it and re-add it. 2163 if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) { 2164 mDragLayer.removeView(mFolderIconImageView); 2165 } 2166 mDragLayer.addView(mFolderIconImageView, lp); 2167 if (fi.getFolder() != null) { 2168 fi.getFolder().bringToFront(); 2169 } 2170 } 2171 2172 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2173 if (fi == null) return; 2174 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2175 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2176 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2177 2178 FolderInfo info = (FolderInfo) fi.getTag(); 2179 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2180 CellLayout cl = (CellLayout) fi.getParent().getParent(); 2181 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 2182 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 2183 } 2184 2185 // Push an ImageView copy of the FolderIcon into the DragLayer and hide the original 2186 copyFolderIconToImage(fi); 2187 fi.setVisibility(View.INVISIBLE); 2188 2189 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2190 scaleX, scaleY); 2191 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2192 oa.start(); 2193 } 2194 2195 private void shrinkAndFadeInFolderIcon(final FolderIcon fi) { 2196 if (fi == null) return; 2197 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2198 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2199 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2200 2201 final CellLayout cl = (CellLayout) fi.getParent().getParent(); 2202 2203 // We remove and re-draw the FolderIcon in-case it has changed 2204 mDragLayer.removeView(mFolderIconImageView); 2205 copyFolderIconToImage(fi); 2206 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, 2207 scaleX, scaleY); 2208 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2209 oa.addListener(new AnimatorListenerAdapter() { 2210 @Override 2211 public void onAnimationEnd(Animator animation) { 2212 if (cl != null) { 2213 cl.clearFolderLeaveBehind(); 2214 // Remove the ImageView copy of the FolderIcon and make the original visible. 2215 mDragLayer.removeView(mFolderIconImageView); 2216 fi.setVisibility(View.VISIBLE); 2217 } 2218 } 2219 }); 2220 oa.start(); 2221 } 2222 2223 /** 2224 * Opens the user folder described by the specified tag. The opening of the folder 2225 * is animated relative to the specified View. If the View is null, no animation 2226 * is played. 2227 * 2228 * @param folderInfo The FolderInfo describing the folder to open. 2229 */ 2230 public void openFolder(FolderIcon folderIcon) { 2231 Folder folder = folderIcon.getFolder(); 2232 FolderInfo info = folder.mInfo; 2233 2234 info.opened = true; 2235 2236 // Just verify that the folder hasn't already been added to the DragLayer. 2237 // There was a one-off crash where the folder had a parent already. 2238 if (folder.getParent() == null) { 2239 mDragLayer.addView(folder); 2240 mDragController.addDropTarget((DropTarget) folder); 2241 } else { 2242 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2243 folder.getParent() + ")."); 2244 } 2245 folder.animateOpen(); 2246 growAndFadeOutFolderIcon(folderIcon); 2247 } 2248 2249 public void closeFolder() { 2250 Folder folder = mWorkspace.getOpenFolder(); 2251 if (folder != null) { 2252 if (folder.isEditingName()) { 2253 folder.dismissEditingName(); 2254 } 2255 closeFolder(folder); 2256 2257 // Dismiss the folder cling 2258 dismissFolderCling(null); 2259 } 2260 } 2261 2262 void closeFolder(Folder folder) { 2263 folder.getInfo().opened = false; 2264 2265 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2266 if (parent != null) { 2267 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2268 shrinkAndFadeInFolderIcon(fi); 2269 } 2270 folder.animateClosed(); 2271 } 2272 2273 public boolean onLongClick(View v) { 2274 if (!isDraggingEnabled()) return false; 2275 if (isWorkspaceLocked()) return false; 2276 if (mState != State.WORKSPACE) return false; 2277 2278 if (!(v instanceof CellLayout)) { 2279 v = (View) v.getParent().getParent(); 2280 } 2281 2282 resetAddInfo(); 2283 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2284 // This happens when long clicking an item with the dpad/trackball 2285 if (longClickCellInfo == null) { 2286 return true; 2287 } 2288 2289 // The hotseat touch handling does not go through Workspace, and we always allow long press 2290 // on hotseat items. 2291 final View itemUnderLongClick = longClickCellInfo.cell; 2292 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2293 if (allowLongPress && !mDragController.isDragging()) { 2294 if (itemUnderLongClick == null) { 2295 // User long pressed on empty space 2296 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2297 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2298 startWallpaper(); 2299 } else { 2300 if (!(itemUnderLongClick instanceof Folder)) { 2301 // User long pressed on an item 2302 mWorkspace.startDrag(longClickCellInfo); 2303 } 2304 } 2305 } 2306 return true; 2307 } 2308 2309 boolean isHotseatLayout(View layout) { 2310 return mHotseat != null && layout != null && 2311 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2312 } 2313 Hotseat getHotseat() { 2314 return mHotseat; 2315 } 2316 SearchDropTargetBar getSearchBar() { 2317 return mSearchDropTargetBar; 2318 } 2319 2320 /** 2321 * Returns the CellLayout of the specified container at the specified screen. 2322 */ 2323 CellLayout getCellLayout(long container, int screen) { 2324 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2325 if (mHotseat != null) { 2326 return mHotseat.getLayout(); 2327 } else { 2328 return null; 2329 } 2330 } else { 2331 return (CellLayout) mWorkspace.getChildAt(screen); 2332 } 2333 } 2334 2335 Workspace getWorkspace() { 2336 return mWorkspace; 2337 } 2338 2339 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2340 public boolean isAllAppsVisible() { 2341 return (mState == State.APPS_CUSTOMIZE) || (mOnResumeState == State.APPS_CUSTOMIZE); 2342 } 2343 2344 public boolean isAllAppsButtonRank(int rank) { 2345 return mHotseat.isAllAppsButtonRank(rank); 2346 } 2347 2348 /** 2349 * Helper method for the cameraZoomIn/cameraZoomOut animations 2350 * @param view The view being animated 2351 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2352 * @param scaleFactor The scale factor used for the zoom 2353 */ 2354 private void setPivotsForZoom(View view, float scaleFactor) { 2355 view.setPivotX(view.getWidth() / 2.0f); 2356 view.setPivotY(view.getHeight() / 2.0f); 2357 } 2358 2359 void disableWallpaperIfInAllApps() { 2360 // Only disable it if we are in all apps 2361 if (isAllAppsVisible()) { 2362 if (mAppsCustomizeTabHost != null && 2363 !mAppsCustomizeTabHost.isTransitioning()) { 2364 updateWallpaperVisibility(false); 2365 } 2366 } 2367 } 2368 2369 void updateWallpaperVisibility(boolean visible) { 2370 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2371 int curflags = getWindow().getAttributes().flags 2372 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2373 if (wpflags != curflags) { 2374 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2375 } 2376 } 2377 2378 private void dispatchOnLauncherTransitionPrepare(View v, boolean animated, boolean toWorkspace) { 2379 if (v instanceof LauncherTransitionable) { 2380 ((LauncherTransitionable) v).onLauncherTransitionPrepare(this, animated, toWorkspace); 2381 } 2382 } 2383 2384 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2385 if (v instanceof LauncherTransitionable) { 2386 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2387 } 2388 2389 // Update the workspace transition step as well 2390 dispatchOnLauncherTransitionStep(v, 0f); 2391 } 2392 2393 private void dispatchOnLauncherTransitionStep(View v, float t) { 2394 if (v instanceof LauncherTransitionable) { 2395 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2396 } 2397 } 2398 2399 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2400 if (v instanceof LauncherTransitionable) { 2401 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2402 } 2403 2404 // Update the workspace transition step as well 2405 dispatchOnLauncherTransitionStep(v, 1f); 2406 } 2407 2408 /** 2409 * Things to test when changing the following seven functions. 2410 * - Home from workspace 2411 * - from center screen 2412 * - from other screens 2413 * - Home from all apps 2414 * - from center screen 2415 * - from other screens 2416 * - Back from all apps 2417 * - from center screen 2418 * - from other screens 2419 * - Launch app from workspace and quit 2420 * - with back 2421 * - with home 2422 * - Launch app from all apps and quit 2423 * - with back 2424 * - with home 2425 * - Go to a screen that's not the default, then all 2426 * apps, and launch and app, and go back 2427 * - with back 2428 * -with home 2429 * - On workspace, long press power and go back 2430 * - with back 2431 * - with home 2432 * - On all apps, long press power and go back 2433 * - with back 2434 * - with home 2435 * - On workspace, power off 2436 * - On all apps, power off 2437 * - Launch an app and turn off the screen while in that app 2438 * - Go back with home key 2439 * - Go back with back key TODO: make this not go to workspace 2440 * - From all apps 2441 * - From workspace 2442 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2443 * - From all apps 2444 * - From the center workspace 2445 * - From another workspace 2446 */ 2447 2448 /** 2449 * Zoom the camera out from the workspace to reveal 'toView'. 2450 * Assumes that the view to show is anchored at either the very top or very bottom 2451 * of the screen. 2452 */ 2453 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2454 if (mStateAnimation != null) { 2455 mStateAnimation.cancel(); 2456 mStateAnimation = null; 2457 } 2458 final Resources res = getResources(); 2459 2460 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2461 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2462 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2463 final View fromView = mWorkspace; 2464 final AppsCustomizeTabHost toView = mAppsCustomizeTabHost; 2465 final int startDelay = 2466 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2467 2468 setPivotsForZoom(toView, scale); 2469 2470 // Shrink workspaces away if going to AppsCustomize from workspace 2471 Animator workspaceAnim = 2472 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2473 2474 if (animated) { 2475 toView.setScaleX(scale); 2476 toView.setScaleY(scale); 2477 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2478 scaleAnim. 2479 scaleX(1f).scaleY(1f). 2480 setDuration(duration). 2481 setInterpolator(new Workspace.ZoomOutInterpolator()); 2482 2483 toView.setVisibility(View.VISIBLE); 2484 toView.setAlpha(0f); 2485 final ObjectAnimator alphaAnim = ObjectAnimator 2486 .ofFloat(toView, "alpha", 0f, 1f) 2487 .setDuration(fadeDuration); 2488 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2489 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2490 @Override 2491 public void onAnimationUpdate(ValueAnimator animation) { 2492 if (animation == null) { 2493 throw new RuntimeException("animation is null"); 2494 } 2495 float t = (Float) animation.getAnimatedValue(); 2496 dispatchOnLauncherTransitionStep(fromView, t); 2497 dispatchOnLauncherTransitionStep(toView, t); 2498 } 2499 }); 2500 2501 // toView should appear right at the end of the workspace shrink 2502 // animation 2503 mStateAnimation = LauncherAnimUtils.createAnimatorSet(); 2504 mStateAnimation.play(scaleAnim).after(startDelay); 2505 mStateAnimation.play(alphaAnim).after(startDelay); 2506 2507 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2508 boolean animationCancelled = false; 2509 2510 @Override 2511 public void onAnimationStart(Animator animation) { 2512 updateWallpaperVisibility(true); 2513 // Prepare the position 2514 toView.setTranslationX(0.0f); 2515 toView.setTranslationY(0.0f); 2516 toView.setVisibility(View.VISIBLE); 2517 toView.bringToFront(); 2518 } 2519 @Override 2520 public void onAnimationEnd(Animator animation) { 2521 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2522 dispatchOnLauncherTransitionEnd(toView, animated, false); 2523 2524 if (mWorkspace != null && !springLoaded && !LauncherApplication.isScreenLarge()) { 2525 // Hide the workspace scrollbar 2526 mWorkspace.hideScrollingIndicator(true); 2527 hideDockDivider(); 2528 } 2529 if (!animationCancelled) { 2530 updateWallpaperVisibility(false); 2531 } 2532 2533 // Hide the search bar 2534 if (mSearchDropTargetBar != null) { 2535 mSearchDropTargetBar.hideSearchBar(false); 2536 } 2537 } 2538 2539 @Override 2540 public void onAnimationCancel(Animator animation) { 2541 animationCancelled = true; 2542 } 2543 }); 2544 2545 if (workspaceAnim != null) { 2546 mStateAnimation.play(workspaceAnim); 2547 } 2548 2549 boolean delayAnim = false; 2550 final ViewTreeObserver observer; 2551 2552 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2553 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2554 2555 // If any of the objects being animated haven't been measured/laid out 2556 // yet, delay the animation until we get a layout pass 2557 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2558 (mWorkspace.getMeasuredWidth() == 0) || 2559 (toView.getMeasuredWidth() == 0)) { 2560 observer = mWorkspace.getViewTreeObserver(); 2561 delayAnim = true; 2562 } else { 2563 observer = null; 2564 } 2565 2566 final AnimatorSet stateAnimation = mStateAnimation; 2567 final Runnable startAnimRunnable = new Runnable() { 2568 public void run() { 2569 // Check that mStateAnimation hasn't changed while 2570 // we waited for a layout/draw pass 2571 if (mStateAnimation != stateAnimation) 2572 return; 2573 setPivotsForZoom(toView, scale); 2574 dispatchOnLauncherTransitionStart(fromView, animated, false); 2575 dispatchOnLauncherTransitionStart(toView, animated, false); 2576 toView.post(new Runnable() { 2577 public void run() { 2578 // Check that mStateAnimation hasn't changed while 2579 // we waited for a layout/draw pass 2580 if (mStateAnimation != stateAnimation) 2581 return; 2582 mStateAnimation.start(); 2583 } 2584 }); 2585 } 2586 }; 2587 if (delayAnim) { 2588 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() { 2589 public void onGlobalLayout() { 2590 toView.post(startAnimRunnable); 2591 observer.removeOnGlobalLayoutListener(this); 2592 } 2593 }; 2594 observer.addOnGlobalLayoutListener(delayedStart); 2595 } else { 2596 startAnimRunnable.run(); 2597 } 2598 } else { 2599 toView.setTranslationX(0.0f); 2600 toView.setTranslationY(0.0f); 2601 toView.setScaleX(1.0f); 2602 toView.setScaleY(1.0f); 2603 toView.setVisibility(View.VISIBLE); 2604 toView.bringToFront(); 2605 2606 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2607 // Hide the workspace scrollbar 2608 mWorkspace.hideScrollingIndicator(true); 2609 hideDockDivider(); 2610 2611 // Hide the search bar 2612 if (mSearchDropTargetBar != null) { 2613 mSearchDropTargetBar.hideSearchBar(false); 2614 } 2615 } 2616 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2617 dispatchOnLauncherTransitionStart(fromView, animated, false); 2618 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2619 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2620 dispatchOnLauncherTransitionStart(toView, animated, false); 2621 dispatchOnLauncherTransitionEnd(toView, animated, false); 2622 updateWallpaperVisibility(false); 2623 } 2624 } 2625 2626 /** 2627 * Zoom the camera back into the workspace, hiding 'fromView'. 2628 * This is the opposite of showAppsCustomizeHelper. 2629 * @param animated If true, the transition will be animated. 2630 */ 2631 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2632 final boolean springLoaded, final Runnable onCompleteRunnable) { 2633 2634 if (mStateAnimation != null) { 2635 mStateAnimation.cancel(); 2636 mStateAnimation = null; 2637 } 2638 Resources res = getResources(); 2639 2640 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2641 final int fadeOutDuration = 2642 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2643 final float scaleFactor = (float) 2644 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2645 final View fromView = mAppsCustomizeTabHost; 2646 final View toView = mWorkspace; 2647 Animator workspaceAnim = null; 2648 2649 if (toState == State.WORKSPACE) { 2650 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2651 workspaceAnim = mWorkspace.getChangeStateAnimation( 2652 Workspace.State.NORMAL, animated, stagger); 2653 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2654 workspaceAnim = mWorkspace.getChangeStateAnimation( 2655 Workspace.State.SPRING_LOADED, animated); 2656 } 2657 2658 setPivotsForZoom(fromView, scaleFactor); 2659 updateWallpaperVisibility(true); 2660 showHotseat(animated); 2661 if (animated) { 2662 final LauncherViewPropertyAnimator scaleAnim = 2663 new LauncherViewPropertyAnimator(fromView); 2664 scaleAnim. 2665 scaleX(scaleFactor).scaleY(scaleFactor). 2666 setDuration(duration). 2667 setInterpolator(new Workspace.ZoomInInterpolator()); 2668 2669 final ObjectAnimator alphaAnim = ObjectAnimator 2670 .ofFloat(fromView, "alpha", 1f, 0f) 2671 .setDuration(fadeOutDuration); 2672 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2673 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2674 @Override 2675 public void onAnimationUpdate(ValueAnimator animation) { 2676 float t = 1f - (Float) animation.getAnimatedValue(); 2677 dispatchOnLauncherTransitionStep(fromView, t); 2678 dispatchOnLauncherTransitionStep(toView, t); 2679 } 2680 }); 2681 2682 mStateAnimation = LauncherAnimUtils.createAnimatorSet(); 2683 2684 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2685 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2686 2687 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2688 @Override 2689 public void onAnimationEnd(Animator animation) { 2690 updateWallpaperVisibility(true); 2691 fromView.setVisibility(View.GONE); 2692 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2693 dispatchOnLauncherTransitionEnd(toView, animated, true); 2694 if (mWorkspace != null) { 2695 mWorkspace.hideScrollingIndicator(false); 2696 } 2697 if (onCompleteRunnable != null) { 2698 onCompleteRunnable.run(); 2699 } 2700 } 2701 }); 2702 2703 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2704 if (workspaceAnim != null) { 2705 mStateAnimation.play(workspaceAnim); 2706 } 2707 dispatchOnLauncherTransitionStart(fromView, animated, true); 2708 dispatchOnLauncherTransitionStart(toView, animated, true); 2709 final Animator stateAnimation = mStateAnimation; 2710 mWorkspace.post(new Runnable() { 2711 public void run() { 2712 if (stateAnimation != mStateAnimation) 2713 return; 2714 mStateAnimation.start(); 2715 } 2716 }); 2717 } else { 2718 fromView.setVisibility(View.GONE); 2719 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2720 dispatchOnLauncherTransitionStart(fromView, animated, true); 2721 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2722 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2723 dispatchOnLauncherTransitionStart(toView, animated, true); 2724 dispatchOnLauncherTransitionEnd(toView, animated, true); 2725 mWorkspace.hideScrollingIndicator(false); 2726 } 2727 } 2728 2729 @Override 2730 public void onTrimMemory(int level) { 2731 super.onTrimMemory(level); 2732 if (level >= ComponentCallbacks2.TRIM_MEMORY_MODERATE) { 2733 mAppsCustomizeTabHost.onTrimMemory(); 2734 } 2735 } 2736 2737 @Override 2738 public void onWindowFocusChanged(boolean hasFocus) { 2739 if (!hasFocus) { 2740 // When another window occludes launcher (like the notification shade, or recents), 2741 // ensure that we enable the wallpaper flag so that transitions are done correctly. 2742 updateWallpaperVisibility(true); 2743 } else { 2744 // When launcher has focus again, disable the wallpaper if we are in AllApps 2745 mWorkspace.postDelayed(new Runnable() { 2746 @Override 2747 public void run() { 2748 disableWallpaperIfInAllApps(); 2749 } 2750 }, 500); 2751 } 2752 } 2753 2754 void showWorkspace(boolean animated) { 2755 showWorkspace(animated, null); 2756 } 2757 2758 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2759 if (mState != State.WORKSPACE) { 2760 boolean wasInSpringLoadedMode = (mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2761 mWorkspace.setVisibility(View.VISIBLE); 2762 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2763 2764 // Show the search bar (only animate if we were showing the drop target bar in spring 2765 // loaded mode) 2766 if (mSearchDropTargetBar != null) { 2767 mSearchDropTargetBar.showSearchBar(wasInSpringLoadedMode); 2768 } 2769 2770 // We only need to animate in the dock divider if we're going from spring loaded mode 2771 showDockDivider(animated && wasInSpringLoadedMode); 2772 2773 // Set focus to the AppsCustomize button 2774 if (mAllAppsButton != null) { 2775 mAllAppsButton.requestFocus(); 2776 } 2777 } 2778 2779 mWorkspace.flashScrollingIndicator(animated); 2780 2781 // Change the state *after* we've called all the transition code 2782 mState = State.WORKSPACE; 2783 2784 // Resume the auto-advance of widgets 2785 mUserPresent = true; 2786 updateRunning(); 2787 2788 // send an accessibility event to announce the context change 2789 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 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().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2808 } 2809 2810 void enterSpringLoadedDragMode() { 2811 if (isAllAppsVisible()) { 2812 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2813 hideDockDivider(); 2814 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2815 } 2816 } 2817 2818 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2819 final Runnable onCompleteRunnable) { 2820 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2821 2822 mHandler.postDelayed(new Runnable() { 2823 @Override 2824 public void run() { 2825 if (successfulDrop) { 2826 // Before we show workspace, hide all apps again because 2827 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2828 // clean up our state transition functions 2829 mAppsCustomizeTabHost.setVisibility(View.GONE); 2830 showWorkspace(true, onCompleteRunnable); 2831 } else { 2832 exitSpringLoadedDragMode(); 2833 } 2834 } 2835 }, (extendedDelay ? 2836 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2837 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2838 } 2839 2840 void exitSpringLoadedDragMode() { 2841 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2842 final boolean animated = true; 2843 final boolean springLoaded = true; 2844 showAppsCustomizeHelper(animated, springLoaded); 2845 mState = State.APPS_CUSTOMIZE; 2846 } 2847 // Otherwise, we are not in spring loaded mode, so don't do anything. 2848 } 2849 2850 void hideDockDivider() { 2851 if (mQsbDivider != null && mDockDivider != null) { 2852 mQsbDivider.setVisibility(View.INVISIBLE); 2853 mDockDivider.setVisibility(View.INVISIBLE); 2854 } 2855 } 2856 2857 void showDockDivider(boolean animated) { 2858 if (mQsbDivider != null && mDockDivider != null) { 2859 mQsbDivider.setVisibility(View.VISIBLE); 2860 mDockDivider.setVisibility(View.VISIBLE); 2861 if (mDividerAnimator != null) { 2862 mDividerAnimator.cancel(); 2863 mQsbDivider.setAlpha(1f); 2864 mDockDivider.setAlpha(1f); 2865 mDividerAnimator = null; 2866 } 2867 if (animated) { 2868 mDividerAnimator = LauncherAnimUtils.createAnimatorSet(); 2869 mDividerAnimator.playTogether(LauncherAnimUtils.ofFloat(mQsbDivider, "alpha", 1f), 2870 LauncherAnimUtils.ofFloat(mDockDivider, "alpha", 1f)); 2871 int duration = 0; 2872 if (mSearchDropTargetBar != null) { 2873 duration = mSearchDropTargetBar.getTransitionInDuration(); 2874 } 2875 mDividerAnimator.setDuration(duration); 2876 mDividerAnimator.start(); 2877 } 2878 } 2879 } 2880 2881 void lockAllApps() { 2882 // TODO 2883 } 2884 2885 void unlockAllApps() { 2886 // TODO 2887 } 2888 2889 /** 2890 * Shows the hotseat area. 2891 */ 2892 void showHotseat(boolean animated) { 2893 if (!LauncherApplication.isScreenLarge()) { 2894 if (animated) { 2895 if (mHotseat.getAlpha() != 1f) { 2896 int duration = 0; 2897 if (mSearchDropTargetBar != null) { 2898 duration = mSearchDropTargetBar.getTransitionInDuration(); 2899 } 2900 mHotseat.animate().alpha(1f).setDuration(duration); 2901 } 2902 } else { 2903 mHotseat.setAlpha(1f); 2904 } 2905 } 2906 } 2907 2908 /** 2909 * Hides the hotseat area. 2910 */ 2911 void hideHotseat(boolean animated) { 2912 if (!LauncherApplication.isScreenLarge()) { 2913 if (animated) { 2914 if (mHotseat.getAlpha() != 0f) { 2915 int duration = 0; 2916 if (mSearchDropTargetBar != null) { 2917 duration = mSearchDropTargetBar.getTransitionOutDuration(); 2918 } 2919 mHotseat.animate().alpha(0f).setDuration(duration); 2920 } 2921 } else { 2922 mHotseat.setAlpha(0f); 2923 } 2924 } 2925 } 2926 2927 /** 2928 * Add an item from all apps or customize onto the given workspace screen. 2929 * If layout is null, add to the current screen. 2930 */ 2931 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2932 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2933 showOutOfSpaceMessage(isHotseatLayout(layout)); 2934 } 2935 } 2936 2937 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2938 private int getCurrentOrientationIndexForGlobalIcons() { 2939 // default - 0, landscape - 1 2940 switch (getResources().getConfiguration().orientation) { 2941 case Configuration.ORIENTATION_LANDSCAPE: 2942 return 1; 2943 default: 2944 return 0; 2945 } 2946 } 2947 2948 private Drawable getExternalPackageToolbarIcon(ComponentName activityName, String resourceName) { 2949 try { 2950 PackageManager packageManager = getPackageManager(); 2951 // Look for the toolbar icon specified in the activity meta-data 2952 Bundle metaData = packageManager.getActivityInfo( 2953 activityName, PackageManager.GET_META_DATA).metaData; 2954 if (metaData != null) { 2955 int iconResId = metaData.getInt(resourceName); 2956 if (iconResId != 0) { 2957 Resources res = packageManager.getResourcesForActivity(activityName); 2958 return res.getDrawable(iconResId); 2959 } 2960 } 2961 } catch (NameNotFoundException e) { 2962 // This can happen if the activity defines an invalid drawable 2963 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2964 " not found", e); 2965 } catch (Resources.NotFoundException nfe) { 2966 // This can happen if the activity defines an invalid drawable 2967 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2968 nfe); 2969 } 2970 return null; 2971 } 2972 2973 // if successful in getting icon, return it; otherwise, set button to use default drawable 2974 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2975 int buttonId, ComponentName activityName, int fallbackDrawableId, 2976 String toolbarResourceName) { 2977 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2978 Resources r = getResources(); 2979 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2980 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2981 2982 TextView button = (TextView) findViewById(buttonId); 2983 // If we were unable to find the icon via the meta-data, use a generic one 2984 if (toolbarIcon == null) { 2985 toolbarIcon = r.getDrawable(fallbackDrawableId); 2986 toolbarIcon.setBounds(0, 0, w, h); 2987 if (button != null) { 2988 button.setCompoundDrawables(toolbarIcon, null, null, null); 2989 } 2990 return null; 2991 } else { 2992 toolbarIcon.setBounds(0, 0, w, h); 2993 if (button != null) { 2994 button.setCompoundDrawables(toolbarIcon, null, null, null); 2995 } 2996 return toolbarIcon.getConstantState(); 2997 } 2998 } 2999 3000 // if successful in getting icon, return it; otherwise, set button to use default drawable 3001 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 3002 int buttonId, ComponentName activityName, int fallbackDrawableId, 3003 String toolbarResourceName) { 3004 ImageView button = (ImageView) findViewById(buttonId); 3005 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 3006 3007 if (button != null) { 3008 // If we were unable to find the icon via the meta-data, use a 3009 // generic one 3010 if (toolbarIcon == null) { 3011 button.setImageResource(fallbackDrawableId); 3012 } else { 3013 button.setImageDrawable(toolbarIcon); 3014 } 3015 } 3016 3017 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 3018 3019 } 3020 3021 private void updateTextButtonWithDrawable(int buttonId, Drawable d) { 3022 TextView button = (TextView) findViewById(buttonId); 3023 button.setCompoundDrawables(d, null, null, null); 3024 } 3025 3026 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3027 ImageView button = (ImageView) findViewById(buttonId); 3028 button.setImageDrawable(d.newDrawable(getResources())); 3029 } 3030 3031 private void invalidatePressedFocusedStates(View container, View button) { 3032 if (container instanceof HolographicLinearLayout) { 3033 HolographicLinearLayout layout = (HolographicLinearLayout) container; 3034 layout.invalidatePressedFocusedStates(); 3035 } else if (button instanceof HolographicImageView) { 3036 HolographicImageView view = (HolographicImageView) button; 3037 view.invalidatePressedFocusedStates(); 3038 } 3039 } 3040 3041 private boolean updateGlobalSearchIcon() { 3042 final View searchButtonContainer = findViewById(R.id.search_button_container); 3043 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 3044 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3045 final View voiceButton = findViewById(R.id.voice_button); 3046 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3047 3048 final SearchManager searchManager = 3049 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3050 ComponentName activityName = searchManager.getGlobalSearchActivity(); 3051 if (activityName != null) { 3052 int coi = getCurrentOrientationIndexForGlobalIcons(); 3053 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3054 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 3055 TOOLBAR_SEARCH_ICON_METADATA_NAME); 3056 if (sGlobalSearchIcon[coi] == null) { 3057 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3058 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 3059 TOOLBAR_ICON_METADATA_NAME); 3060 } 3061 3062 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 3063 searchButton.setVisibility(View.VISIBLE); 3064 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 3065 return true; 3066 } else { 3067 // We disable both search and voice search when there is no global search provider 3068 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 3069 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3070 searchButton.setVisibility(View.GONE); 3071 voiceButton.setVisibility(View.GONE); 3072 if (voiceButtonProxy != null) { 3073 voiceButtonProxy.setVisibility(View.GONE); 3074 } 3075 return false; 3076 } 3077 } 3078 3079 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 3080 final View searchButtonContainer = findViewById(R.id.search_button_container); 3081 final View searchButton = (ImageView) findViewById(R.id.search_button); 3082 updateButtonWithDrawable(R.id.search_button, d); 3083 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 3084 } 3085 3086 private boolean updateVoiceSearchIcon(boolean searchVisible) { 3087 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3088 final View voiceButton = findViewById(R.id.voice_button); 3089 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 3090 3091 // We only show/update the voice search icon if the search icon is enabled as well 3092 final SearchManager searchManager = 3093 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3094 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 3095 3096 ComponentName activityName = null; 3097 if (globalSearchActivity != null) { 3098 // Check if the global search activity handles voice search 3099 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3100 intent.setPackage(globalSearchActivity.getPackageName()); 3101 activityName = intent.resolveActivity(getPackageManager()); 3102 } 3103 3104 if (activityName == null) { 3105 // Fallback: check if an activity other than the global search activity 3106 // resolves this 3107 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3108 activityName = intent.resolveActivity(getPackageManager()); 3109 } 3110 if (searchVisible && activityName != null) { 3111 int coi = getCurrentOrientationIndexForGlobalIcons(); 3112 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3113 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3114 TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME); 3115 if (sVoiceSearchIcon[coi] == null) { 3116 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 3117 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 3118 TOOLBAR_ICON_METADATA_NAME); 3119 } 3120 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 3121 voiceButton.setVisibility(View.VISIBLE); 3122 if (voiceButtonProxy != null) { 3123 voiceButtonProxy.setVisibility(View.VISIBLE); 3124 } 3125 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3126 return true; 3127 } else { 3128 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 3129 voiceButton.setVisibility(View.GONE); 3130 if (voiceButtonProxy != null) { 3131 voiceButtonProxy.setVisibility(View.GONE); 3132 } 3133 return false; 3134 } 3135 } 3136 3137 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3138 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 3139 final View voiceButton = findViewById(R.id.voice_button); 3140 updateButtonWithDrawable(R.id.voice_button, d); 3141 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 3142 } 3143 3144 /** 3145 * Sets the app market icon 3146 */ 3147 private void updateAppMarketIcon() { 3148 final View marketButton = findViewById(R.id.market_button); 3149 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3150 // Find the app market activity by resolving an intent. 3151 // (If multiple app markets are installed, it will return the ResolverActivity.) 3152 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3153 if (activityName != null) { 3154 int coi = getCurrentOrientationIndexForGlobalIcons(); 3155 mAppMarketIntent = intent; 3156 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 3157 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo, 3158 TOOLBAR_ICON_METADATA_NAME); 3159 marketButton.setVisibility(View.VISIBLE); 3160 } else { 3161 // We should hide and disable the view so that we don't try and restore the visibility 3162 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3163 marketButton.setVisibility(View.GONE); 3164 marketButton.setEnabled(false); 3165 } 3166 } 3167 3168 private void updateAppMarketIcon(Drawable.ConstantState d) { 3169 // Ensure that the new drawable we are creating has the approprate toolbar icon bounds 3170 Resources r = getResources(); 3171 Drawable marketIconDrawable = d.newDrawable(r); 3172 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 3173 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 3174 marketIconDrawable.setBounds(0, 0, w, h); 3175 3176 updateTextButtonWithDrawable(R.id.market_button, marketIconDrawable); 3177 } 3178 3179 @Override 3180 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 3181 boolean result = super.dispatchPopulateAccessibilityEvent(event); 3182 final List<CharSequence> text = event.getText(); 3183 text.clear(); 3184 text.add(getString(R.string.home)); 3185 return result; 3186 } 3187 3188 /** 3189 * Receives notifications when system dialogs are to be closed. 3190 */ 3191 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3192 @Override 3193 public void onReceive(Context context, Intent intent) { 3194 closeSystemDialogs(); 3195 } 3196 } 3197 3198 /** 3199 * Receives notifications whenever the appwidgets are reset. 3200 */ 3201 private class AppWidgetResetObserver extends ContentObserver { 3202 public AppWidgetResetObserver() { 3203 super(new Handler()); 3204 } 3205 3206 @Override 3207 public void onChange(boolean selfChange) { 3208 onAppWidgetReset(); 3209 } 3210 } 3211 3212 /** 3213 * If the activity is currently paused, signal that we need to re-run the loader 3214 * in onResume. 3215 * 3216 * This needs to be called from incoming places where resources might have been loaded 3217 * while we are paused. That is becaues the Configuration might be wrong 3218 * when we're not running, and if it comes back to what it was when we 3219 * were paused, we are not restarted. 3220 * 3221 * Implementation of the method from LauncherModel.Callbacks. 3222 * 3223 * @return true if we are currently paused. The caller might be able to 3224 * skip some work in that case since we will come back again. 3225 */ 3226 public boolean setLoadOnResume() { 3227 if (mPaused) { 3228 Log.i(TAG, "setLoadOnResume"); 3229 mOnResumeNeedsLoad = true; 3230 return true; 3231 } else { 3232 return false; 3233 } 3234 } 3235 3236 /** 3237 * Implementation of the method from LauncherModel.Callbacks. 3238 */ 3239 public int getCurrentWorkspaceScreen() { 3240 if (mWorkspace != null) { 3241 return mWorkspace.getCurrentPage(); 3242 } else { 3243 return SCREEN_COUNT / 2; 3244 } 3245 } 3246 3247 /** 3248 * Refreshes the shortcuts shown on the workspace. 3249 * 3250 * Implementation of the method from LauncherModel.Callbacks. 3251 */ 3252 public void startBinding() { 3253 final Workspace workspace = mWorkspace; 3254 3255 mNewShortcutAnimatePage = -1; 3256 mNewShortcutAnimateViews.clear(); 3257 mWorkspace.clearDropTargets(); 3258 int count = workspace.getChildCount(); 3259 for (int i = 0; i < count; i++) { 3260 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3261 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3262 layoutParent.removeAllViewsInLayout(); 3263 } 3264 mWidgetsToAdvance.clear(); 3265 if (mHotseat != null) { 3266 mHotseat.resetLayout(); 3267 } 3268 } 3269 3270 /** 3271 * Bind the items start-end from the list. 3272 * 3273 * Implementation of the method from LauncherModel.Callbacks. 3274 */ 3275 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3276 setLoadOnResume(); 3277 3278 // Get the list of added shortcuts and intersect them with the set of shortcuts here 3279 Set<String> newApps = new HashSet<String>(); 3280 newApps = mSharedPrefs.getStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, newApps); 3281 3282 Workspace workspace = mWorkspace; 3283 for (int i = start; i < end; i++) { 3284 final ItemInfo item = shortcuts.get(i); 3285 3286 // Short circuit if we are loading dock items for a configuration which has no dock 3287 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 3288 mHotseat == null) { 3289 continue; 3290 } 3291 3292 switch (item.itemType) { 3293 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3294 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3295 ShortcutInfo info = (ShortcutInfo) item; 3296 String uri = info.intent.toUri(0).toString(); 3297 View shortcut = createShortcut(info); 3298 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 3299 item.cellY, 1, 1, false); 3300 boolean animateIconUp = false; 3301 synchronized (newApps) { 3302 if (newApps.contains(uri)) { 3303 animateIconUp = newApps.remove(uri); 3304 } 3305 } 3306 if (animateIconUp) { 3307 // Prepare the view to be animated up 3308 shortcut.setAlpha(0f); 3309 shortcut.setScaleX(0f); 3310 shortcut.setScaleY(0f); 3311 mNewShortcutAnimatePage = item.screen; 3312 if (!mNewShortcutAnimateViews.contains(shortcut)) { 3313 mNewShortcutAnimateViews.add(shortcut); 3314 } 3315 } 3316 break; 3317 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3318 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3319 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3320 (FolderInfo) item, mIconCache); 3321 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 3322 item.cellY, 1, 1, false); 3323 break; 3324 } 3325 } 3326 3327 workspace.requestLayout(); 3328 } 3329 3330 /** 3331 * Implementation of the method from LauncherModel.Callbacks. 3332 */ 3333 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3334 setLoadOnResume(); 3335 sFolders.clear(); 3336 sFolders.putAll(folders); 3337 } 3338 3339 /** 3340 * Add the views for a widget to the workspace. 3341 * 3342 * Implementation of the method from LauncherModel.Callbacks. 3343 */ 3344 public void bindAppWidget(LauncherAppWidgetInfo item) { 3345 setLoadOnResume(); 3346 3347 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3348 if (DEBUG_WIDGETS) { 3349 Log.d(TAG, "bindAppWidget: " + item); 3350 } 3351 final Workspace workspace = mWorkspace; 3352 3353 final int appWidgetId = item.appWidgetId; 3354 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3355 if (DEBUG_WIDGETS) { 3356 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3357 } 3358 3359 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3360 3361 item.hostView.setTag(item); 3362 item.onBindAppWidget(this); 3363 3364 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 3365 item.cellY, item.spanX, item.spanY, false); 3366 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3367 3368 workspace.requestLayout(); 3369 3370 if (DEBUG_WIDGETS) { 3371 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3372 + (SystemClock.uptimeMillis()-start) + "ms"); 3373 } 3374 } 3375 3376 public void onPageBoundSynchronously(int page) { 3377 mSynchronouslyBoundPages.add(page); 3378 } 3379 3380 /** 3381 * Callback saying that there aren't any more items to bind. 3382 * 3383 * Implementation of the method from LauncherModel.Callbacks. 3384 */ 3385 public void finishBindingItems() { 3386 setLoadOnResume(); 3387 3388 if (mSavedState != null) { 3389 if (!mWorkspace.hasFocus()) { 3390 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3391 } 3392 mSavedState = null; 3393 } 3394 3395 mWorkspace.restoreInstanceStateForRemainingPages(); 3396 3397 // If we received the result of any pending adds while the loader was running (e.g. the 3398 // widget configuration forced an orientation change), process them now. 3399 for (int i = 0; i < sPendingAddList.size(); i++) { 3400 completeAdd(sPendingAddList.get(i)); 3401 } 3402 sPendingAddList.clear(); 3403 3404 // Update the market app icon as necessary (the other icons will be managed in response to 3405 // package changes in bindSearchablesChanged() 3406 updateAppMarketIcon(); 3407 3408 // Animate up any icons as necessary 3409 if (mVisible || mWorkspaceLoading) { 3410 Runnable newAppsRunnable = new Runnable() { 3411 @Override 3412 public void run() { 3413 runNewAppsAnimation(false); 3414 } 3415 }; 3416 3417 boolean willSnapPage = mNewShortcutAnimatePage > -1 && 3418 mNewShortcutAnimatePage != mWorkspace.getCurrentPage(); 3419 if (canRunNewAppsAnimation()) { 3420 // If the user has not interacted recently, then either snap to the new page to show 3421 // the new-apps animation or just run them if they are to appear on the current page 3422 if (willSnapPage) { 3423 mWorkspace.snapToPage(mNewShortcutAnimatePage, newAppsRunnable); 3424 } else { 3425 runNewAppsAnimation(false); 3426 } 3427 } else { 3428 // If the user has interacted recently, then just add the items in place if they 3429 // are on another page (or just normally if they are added to the current page) 3430 runNewAppsAnimation(willSnapPage); 3431 } 3432 } 3433 3434 mWorkspaceLoading = false; 3435 } 3436 3437 private boolean canRunNewAppsAnimation() { 3438 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3439 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3440 } 3441 3442 /** 3443 * Runs a new animation that scales up icons that were added while Launcher was in the 3444 * background. 3445 * 3446 * @param immediate whether to run the animation or show the results immediately 3447 */ 3448 private void runNewAppsAnimation(boolean immediate) { 3449 AnimatorSet anim = LauncherAnimUtils.createAnimatorSet(); 3450 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3451 3452 // Order these new views spatially so that they animate in order 3453 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3454 @Override 3455 public int compare(View a, View b) { 3456 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3457 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3458 int cellCountX = LauncherModel.getCellCountX(); 3459 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3460 } 3461 }); 3462 3463 // Animate each of the views in place (or show them immediately if requested) 3464 if (immediate) { 3465 for (View v : mNewShortcutAnimateViews) { 3466 v.setAlpha(1f); 3467 v.setScaleX(1f); 3468 v.setScaleY(1f); 3469 } 3470 } else { 3471 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3472 View v = mNewShortcutAnimateViews.get(i); 3473 ValueAnimator bounceAnim = LauncherAnimUtils.ofPropertyValuesHolder(v, 3474 PropertyValuesHolder.ofFloat("alpha", 1f), 3475 PropertyValuesHolder.ofFloat("scaleX", 1f), 3476 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3477 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3478 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3479 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3480 bounceAnims.add(bounceAnim); 3481 } 3482 anim.playTogether(bounceAnims); 3483 anim.addListener(new AnimatorListenerAdapter() { 3484 @Override 3485 public void onAnimationEnd(Animator animation) { 3486 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3487 } 3488 }); 3489 anim.start(); 3490 } 3491 3492 // Clean up 3493 mNewShortcutAnimatePage = -1; 3494 mNewShortcutAnimateViews.clear(); 3495 new Thread("clearNewAppsThread") { 3496 public void run() { 3497 mSharedPrefs.edit() 3498 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3499 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3500 .commit(); 3501 } 3502 }.start(); 3503 } 3504 3505 @Override 3506 public void bindSearchablesChanged() { 3507 boolean searchVisible = updateGlobalSearchIcon(); 3508 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3509 if (mSearchDropTargetBar != null) { 3510 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3511 } 3512 } 3513 3514 /** 3515 * Add the icons for all apps. 3516 * 3517 * Implementation of the method from LauncherModel.Callbacks. 3518 */ 3519 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3520 Runnable setAllAppsRunnable = new Runnable() { 3521 public void run() { 3522 if (mAppsCustomizeContent != null) { 3523 mAppsCustomizeContent.setApps(apps); 3524 } 3525 } 3526 }; 3527 3528 // Remove the progress bar entirely; we could also make it GONE 3529 // but better to remove it since we know it's not going to be used 3530 View progressBar = mAppsCustomizeTabHost. 3531 findViewById(R.id.apps_customize_progress_bar); 3532 if (progressBar != null) { 3533 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3534 3535 // We just post the call to setApps so the user sees the progress bar 3536 // disappear-- otherwise, it just looks like the progress bar froze 3537 // which doesn't look great 3538 mAppsCustomizeTabHost.post(setAllAppsRunnable); 3539 } else { 3540 // If we did not initialize the spinner in onCreate, then we can directly set the 3541 // list of applications without waiting for any progress bars views to be hidden. 3542 setAllAppsRunnable.run(); 3543 } 3544 } 3545 3546 /** 3547 * A package was installed. 3548 * 3549 * Implementation of the method from LauncherModel.Callbacks. 3550 */ 3551 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3552 setLoadOnResume(); 3553 3554 if (mAppsCustomizeContent != null) { 3555 mAppsCustomizeContent.addApps(apps); 3556 } 3557 } 3558 3559 /** 3560 * A package was updated. 3561 * 3562 * Implementation of the method from LauncherModel.Callbacks. 3563 */ 3564 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3565 setLoadOnResume(); 3566 if (mWorkspace != null) { 3567 mWorkspace.updateShortcuts(apps); 3568 } 3569 3570 if (mAppsCustomizeContent != null) { 3571 mAppsCustomizeContent.updateApps(apps); 3572 } 3573 } 3574 3575 /** 3576 * A package was uninstalled. 3577 * 3578 * Implementation of the method from LauncherModel.Callbacks. 3579 */ 3580 public void bindAppsRemoved(ArrayList<String> packageNames, boolean permanent) { 3581 if (permanent) { 3582 mWorkspace.removeItems(packageNames); 3583 } 3584 3585 if (mAppsCustomizeContent != null) { 3586 mAppsCustomizeContent.removeApps(packageNames); 3587 } 3588 3589 // Notify the drag controller 3590 mDragController.onAppsRemoved(packageNames, this); 3591 } 3592 3593 /** 3594 * A number of packages were updated. 3595 */ 3596 public void bindPackagesUpdated() { 3597 if (mAppsCustomizeContent != null) { 3598 mAppsCustomizeContent.onPackagesUpdated(); 3599 } 3600 } 3601 3602 private int mapConfigurationOriActivityInfoOri(int configOri) { 3603 final Display d = getWindowManager().getDefaultDisplay(); 3604 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3605 switch (d.getRotation()) { 3606 case Surface.ROTATION_0: 3607 case Surface.ROTATION_180: 3608 // We are currently in the same basic orientation as the natural orientation 3609 naturalOri = configOri; 3610 break; 3611 case Surface.ROTATION_90: 3612 case Surface.ROTATION_270: 3613 // We are currently in the other basic orientation to the natural orientation 3614 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3615 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3616 break; 3617 } 3618 3619 int[] oriMap = { 3620 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3621 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3622 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3623 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3624 }; 3625 // Since the map starts at portrait, we need to offset if this device's natural orientation 3626 // is landscape. 3627 int indexOffset = 0; 3628 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3629 indexOffset = 1; 3630 } 3631 return oriMap[(d.getRotation() + indexOffset) % 4]; 3632 } 3633 3634 public boolean isRotationEnabled() { 3635 boolean forceEnableRotation = doesFileExist(FORCE_ENABLE_ROTATION_PROPERTY); 3636 boolean enableRotation = forceEnableRotation || 3637 getResources().getBoolean(R.bool.allow_rotation); 3638 return enableRotation; 3639 } 3640 public void lockScreenOrientation() { 3641 if (isRotationEnabled()) { 3642 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3643 .getConfiguration().orientation)); 3644 } 3645 } 3646 public void unlockScreenOrientation(boolean immediate) { 3647 if (isRotationEnabled()) { 3648 if (immediate) { 3649 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3650 } else { 3651 mHandler.postDelayed(new Runnable() { 3652 public void run() { 3653 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3654 } 3655 }, mRestoreScreenOrientationDelay); 3656 } 3657 } 3658 } 3659 3660 /* Cling related */ 3661 private boolean isClingsEnabled() { 3662 // disable clings when running in a test harness 3663 if(ActivityManager.isRunningInTestHarness()) return false; 3664 3665 return true; 3666 } 3667 3668 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3669 final Cling cling = (Cling) findViewById(clingId); 3670 if (cling != null) { 3671 cling.init(this, positionData); 3672 cling.setVisibility(View.VISIBLE); 3673 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3674 if (animate) { 3675 cling.buildLayer(); 3676 cling.setAlpha(0f); 3677 cling.animate() 3678 .alpha(1f) 3679 .setInterpolator(new AccelerateInterpolator()) 3680 .setDuration(SHOW_CLING_DURATION) 3681 .setStartDelay(delay) 3682 .start(); 3683 } else { 3684 cling.setAlpha(1f); 3685 } 3686 cling.setFocusableInTouchMode(true); 3687 cling.post(new Runnable() { 3688 public void run() { 3689 cling.setFocusable(true); 3690 cling.requestFocus(); 3691 } 3692 }); 3693 mHideFromAccessibilityHelper.setImportantForAccessibilityToNo( 3694 mDragLayer, clingId == R.id.all_apps_cling); 3695 } 3696 return cling; 3697 } 3698 3699 private void dismissCling(final Cling cling, final String flag, int duration) { 3700 if (cling != null && cling.getVisibility() == View.VISIBLE) { 3701 ObjectAnimator anim = LauncherAnimUtils.ofFloat(cling, "alpha", 0f); 3702 anim.setDuration(duration); 3703 anim.addListener(new AnimatorListenerAdapter() { 3704 public void onAnimationEnd(Animator animation) { 3705 cling.setVisibility(View.GONE); 3706 cling.cleanup(); 3707 // We should update the shared preferences on a background thread 3708 new Thread("dismissClingThread") { 3709 public void run() { 3710 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3711 editor.putBoolean(flag, true); 3712 editor.commit(); 3713 } 3714 }.start(); 3715 }; 3716 }); 3717 anim.start(); 3718 mHideFromAccessibilityHelper.restoreImportantForAccessibility(mDragLayer); 3719 } 3720 } 3721 3722 private void removeCling(int id) { 3723 final View cling = findViewById(id); 3724 if (cling != null) { 3725 final ViewGroup parent = (ViewGroup) cling.getParent(); 3726 parent.post(new Runnable() { 3727 @Override 3728 public void run() { 3729 parent.removeView(cling); 3730 } 3731 }); 3732 mHideFromAccessibilityHelper.restoreImportantForAccessibility(mDragLayer); 3733 } 3734 } 3735 3736 private boolean skipCustomClingIfNoAccounts() { 3737 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3738 boolean customCling = cling.getDrawIdentifier().equals("workspace_custom"); 3739 if (customCling) { 3740 AccountManager am = AccountManager.get(this); 3741 Account[] accounts = am.getAccountsByType("com.google"); 3742 return accounts.length == 0; 3743 } 3744 return false; 3745 } 3746 3747 public void showFirstRunWorkspaceCling() { 3748 // Enable the clings only if they have not been dismissed before 3749 if (isClingsEnabled() && 3750 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false) && 3751 !skipCustomClingIfNoAccounts() ) { 3752 // If we're not using the default workspace layout, replace workspace cling 3753 // with a custom workspace cling (usually specified in an overlay) 3754 // For now, only do this on tablets 3755 if (mSharedPrefs.getInt(LauncherProvider.DEFAULT_WORKSPACE_RESOURCE_ID, 0) != 0 && 3756 getResources().getBoolean(R.bool.config_useCustomClings)) { 3757 // Use a custom cling 3758 View cling = findViewById(R.id.workspace_cling); 3759 ViewGroup clingParent = (ViewGroup) cling.getParent(); 3760 int clingIndex = clingParent.indexOfChild(cling); 3761 clingParent.removeViewAt(clingIndex); 3762 View customCling = mInflater.inflate(R.layout.custom_workspace_cling, clingParent, false); 3763 clingParent.addView(customCling, clingIndex); 3764 customCling.setId(R.id.workspace_cling); 3765 } 3766 initCling(R.id.workspace_cling, null, false, 0); 3767 } else { 3768 removeCling(R.id.workspace_cling); 3769 } 3770 } 3771 public void showFirstRunAllAppsCling(int[] position) { 3772 // Enable the clings only if they have not been dismissed before 3773 if (isClingsEnabled() && 3774 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3775 initCling(R.id.all_apps_cling, position, true, 0); 3776 } else { 3777 removeCling(R.id.all_apps_cling); 3778 } 3779 } 3780 public Cling showFirstRunFoldersCling() { 3781 // Enable the clings only if they have not been dismissed before 3782 if (isClingsEnabled() && 3783 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3784 return initCling(R.id.folder_cling, null, true, 0); 3785 } else { 3786 removeCling(R.id.folder_cling); 3787 return null; 3788 } 3789 } 3790 public boolean isFolderClingVisible() { 3791 Cling cling = (Cling) findViewById(R.id.folder_cling); 3792 if (cling != null) { 3793 return cling.getVisibility() == View.VISIBLE; 3794 } 3795 return false; 3796 } 3797 public void dismissWorkspaceCling(View v) { 3798 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3799 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3800 } 3801 public void dismissAllAppsCling(View v) { 3802 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3803 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3804 } 3805 public void dismissFolderCling(View v) { 3806 Cling cling = (Cling) findViewById(R.id.folder_cling); 3807 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3808 } 3809 3810 /** 3811 * Prints out out state for debugging. 3812 */ 3813 public void dumpState() { 3814 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3815 Log.d(TAG, "mSavedState=" + mSavedState); 3816 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3817 Log.d(TAG, "mRestoring=" + mRestoring); 3818 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3819 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3820 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3821 mModel.dumpState(); 3822 3823 if (mAppsCustomizeContent != null) { 3824 mAppsCustomizeContent.dumpState(); 3825 } 3826 Log.d(TAG, "END launcher2 dump state"); 3827 } 3828 3829 @Override 3830 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 3831 super.dump(prefix, fd, writer, args); 3832 writer.println(" "); 3833 writer.println("Debug logs: "); 3834 for (int i = 0; i < sDumpLogs.size(); i++) { 3835 writer.println(" " + sDumpLogs.get(i)); 3836 } 3837 } 3838 3839 public static void dumpDebugLogsToConsole() { 3840 Log.d(TAG, ""); 3841 Log.d(TAG, "*********************"); 3842 Log.d(TAG, "Launcher debug logs: "); 3843 for (int i = 0; i < sDumpLogs.size(); i++) { 3844 Log.d(TAG, " " + sDumpLogs.get(i)); 3845 } 3846 Log.d(TAG, "*********************"); 3847 Log.d(TAG, ""); 3848 } 3849} 3850 3851interface LauncherTransitionable { 3852 View getContent(); 3853 void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace); 3854 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 3855 void onLauncherTransitionStep(Launcher l, float t); 3856 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 3857} 3858