Launcher.java revision cbf47e38e24cc0d63b4bd3f345c050216f06f404
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.animation.Animator; 21import android.animation.AnimatorListenerAdapter; 22import android.animation.AnimatorSet; 23import android.animation.ObjectAnimator; 24import android.animation.PropertyValuesHolder; 25import android.animation.ValueAnimator; 26import android.app.Activity; 27import android.app.ActivityManager; 28import android.app.AlertDialog; 29import android.app.Dialog; 30import android.app.SearchManager; 31import android.app.StatusBarManager; 32import android.appwidget.AppWidgetManager; 33import android.appwidget.AppWidgetProviderInfo; 34import android.content.ActivityNotFoundException; 35import android.content.BroadcastReceiver; 36import android.content.ClipData; 37import android.content.ClipDescription; 38import android.content.ComponentName; 39import android.content.ContentResolver; 40import android.content.Context; 41import android.content.DialogInterface; 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.Rect; 52import android.graphics.drawable.Drawable; 53import android.net.Uri; 54import android.os.AsyncTask; 55import android.os.Build; 56import android.os.Bundle; 57import android.os.Environment; 58import android.os.Handler; 59import android.os.Message; 60import android.os.SystemClock; 61import android.os.SystemProperties; 62import android.provider.Settings; 63import android.speech.RecognizerIntent; 64import android.text.Selection; 65import android.text.SpannableStringBuilder; 66import android.text.TextUtils; 67import android.text.method.TextKeyListener; 68import android.util.Log; 69import android.view.Display; 70import android.view.HapticFeedbackConstants; 71import android.view.KeyEvent; 72import android.view.LayoutInflater; 73import android.view.Menu; 74import android.view.MenuItem; 75import android.view.MotionEvent; 76import android.view.Surface; 77import android.view.View; 78import android.view.ViewGroup; 79import android.view.WindowManager; 80import android.view.View.OnLongClickListener; 81import android.view.accessibility.AccessibilityEvent; 82import android.view.animation.AccelerateDecelerateInterpolator; 83import android.view.animation.DecelerateInterpolator; 84import android.view.inputmethod.InputMethodManager; 85import android.widget.Advanceable; 86import android.widget.EditText; 87import android.widget.ImageView; 88import android.widget.TextView; 89import android.widget.Toast; 90 91import com.android.common.Search; 92import com.android.launcher.R; 93import com.android.launcher2.DropTarget.DragObject; 94 95import java.io.DataInputStream; 96import java.io.DataOutputStream; 97import java.io.FileNotFoundException; 98import java.io.IOException; 99import java.util.ArrayList; 100import java.util.HashMap; 101 102/** 103 * Default launcher application. 104 */ 105public final class Launcher extends Activity 106 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 107 AllAppsView.Watcher, View.OnTouchListener { 108 static final String TAG = "Launcher"; 109 static final boolean LOGD = false; 110 111 static final boolean PROFILE_STARTUP = false; 112 static final boolean DEBUG_WIDGETS = false; 113 114 private static final int MENU_GROUP_WALLPAPER = 1; 115 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 116 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 117 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 118 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 119 120 private static final int REQUEST_CREATE_SHORTCUT = 1; 121 private static final int REQUEST_CREATE_APPWIDGET = 5; 122 private static final int REQUEST_PICK_APPLICATION = 6; 123 private static final int REQUEST_PICK_SHORTCUT = 7; 124 private static final int REQUEST_PICK_APPWIDGET = 9; 125 private static final int REQUEST_PICK_WALLPAPER = 10; 126 127 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 128 129 static final int SCREEN_COUNT = 5; 130 static final int DEFAULT_SCREEN = 2; 131 132 static final int DIALOG_CREATE_SHORTCUT = 1; 133 static final int DIALOG_RENAME_FOLDER = 2; 134 135 private static final String PREFERENCES = "launcher.preferences"; 136 137 // Type: int 138 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 139 // Type: int 140 private static final String RUNTIME_STATE = "launcher.state"; 141 // Type: int 142 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 143 // Type: int 144 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 145 // Type: int 146 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 147 // Type: int 148 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 149 // Type: boolean 150 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 151 // Type: long 152 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 153 154 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 155 156 /** The different states that Launcher can be in. */ 157 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 158 private State mState = State.WORKSPACE; 159 private AnimatorSet mStateAnimation; 160 161 static final int APPWIDGET_HOST_ID = 1024; 162 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 163 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 164 private static final int DISMISS_CLING_DURATION = 300; 165 166 private static final Object sLock = new Object(); 167 private static int sScreen = DEFAULT_SCREEN; 168 169 private final BroadcastReceiver mCloseSystemDialogsReceiver 170 = new CloseSystemDialogsIntentReceiver(); 171 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 172 173 private LayoutInflater mInflater; 174 175 private DragController mDragController; 176 private Workspace mWorkspace; 177 178 private AppWidgetManager mAppWidgetManager; 179 private LauncherAppWidgetHost mAppWidgetHost; 180 181 private ItemInfo mPendingAddInfo = new ItemInfo(); 182 private int[] mTmpAddItemCellCoordinates = new int[2]; 183 184 private FolderInfo mFolderInfo; 185 186 private Hotseat mHotseat; 187 private View mAllAppsButton; 188 189 private SearchDropTargetBar mSearchDeleteBar; 190 private AppsCustomizeTabHost mAppsCustomizeTabHost; 191 private AppsCustomizePagedView mAppsCustomizeContent; 192 private boolean mAutoAdvanceRunning = false; 193 194 private Bundle mSavedState; 195 196 private SpannableStringBuilder mDefaultKeySsb = null; 197 198 private boolean mWorkspaceLoading = true; 199 200 private boolean mPaused = true; 201 private boolean mRestoring; 202 private boolean mWaitingForResult; 203 private boolean mOnResumeNeedsLoad; 204 205 private Bundle mSavedInstanceState; 206 207 private LauncherModel mModel; 208 private IconCache mIconCache; 209 private boolean mUserPresent = true; 210 private boolean mVisible = false; 211 private boolean mAttached = false; 212 213 private static LocaleConfiguration sLocaleConfiguration = null; 214 215 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 216 217 private Intent mAppMarketIntent = null; 218 219 // Related to the auto-advancing of widgets 220 private final int ADVANCE_MSG = 1; 221 private final int mAdvanceInterval = 20000; 222 private final int mAdvanceStagger = 250; 223 private long mAutoAdvanceSentTime; 224 private long mAutoAdvanceTimeLeft = -1; 225 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 226 new HashMap<View, AppWidgetProviderInfo>(); 227 228 // Determines how long to wait after a rotation before restoring the screen orientation to 229 // match the sensor state. 230 private final int mRestoreScreenOrientationDelay = 500; 231 232 // External icons saved in case of resource changes, orientation, etc. 233 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 234 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 235 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 236 237 private DragLayer mDragLayer; 238 239 private BubbleTextView mWaitingForResume; 240 241 private static ArrayList<PendingAddArguments> sPendingAddList 242 = new ArrayList<PendingAddArguments>(); 243 244 private static class PendingAddArguments { 245 int requestCode; 246 Intent intent; 247 long container; 248 int screen; 249 int cellX; 250 int cellY; 251 } 252 253 @Override 254 protected void onCreate(Bundle savedInstanceState) { 255 super.onCreate(savedInstanceState); 256 LauncherApplication app = ((LauncherApplication)getApplication()); 257 mModel = app.setLauncher(this); 258 mIconCache = app.getIconCache(); 259 mDragController = new DragController(this); 260 mInflater = getLayoutInflater(); 261 262 mAppWidgetManager = AppWidgetManager.getInstance(this); 263 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 264 mAppWidgetHost.startListening(); 265 266 if (PROFILE_STARTUP) { 267 android.os.Debug.startMethodTracing( 268 Environment.getExternalStorageDirectory() + "/launcher"); 269 } 270 271 checkForLocaleChange(); 272 setContentView(R.layout.launcher); 273 setupViews(); 274 enableClingsIfNecessary(); 275 276 registerContentObservers(); 277 278 lockAllApps(); 279 280 mSavedState = savedInstanceState; 281 restoreState(mSavedState); 282 283 // Update customization drawer _after_ restoring the states 284 if (mAppsCustomizeContent != null) { 285 mAppsCustomizeContent.onPackagesUpdated(); 286 } 287 288 if (PROFILE_STARTUP) { 289 android.os.Debug.stopMethodTracing(); 290 } 291 292 if (!mRestoring) { 293 mModel.startLoader(this, true); 294 } 295 296 if (!mModel.isAllAppsLoaded()) { 297 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 298 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 299 } 300 301 // For handling default keys 302 mDefaultKeySsb = new SpannableStringBuilder(); 303 Selection.setSelection(mDefaultKeySsb, 0); 304 305 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 306 registerReceiver(mCloseSystemDialogsReceiver, filter); 307 308 // If we have a saved version of these external icons, we load them up immediately 309 int coi = getCurrentOrientationIndexForGlobalIcons(); 310 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 311 sAppMarketIcon[coi] == null) { 312 updateIconsAffectedByPackageManagerChanges(); 313 updateGlobalSearchIcon(); 314 } 315 if (sGlobalSearchIcon[coi] != null) { 316 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 317 } 318 if (sVoiceSearchIcon[coi] != null) { 319 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 320 } 321 if (sAppMarketIcon[coi] != null) { 322 updateAppMarketIcon(sAppMarketIcon[coi]); 323 } 324 325 // On large interfaces, we want the screen to auto-rotate based on the current orientation 326 if (LauncherApplication.isScreenLarge()) { 327 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 328 } 329 } 330 331 private void checkForLocaleChange() { 332 if (sLocaleConfiguration == null) { 333 new AsyncTask<Void, Void, LocaleConfiguration>() { 334 @Override 335 protected LocaleConfiguration doInBackground(Void... unused) { 336 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 337 readConfiguration(Launcher.this, localeConfiguration); 338 return localeConfiguration; 339 } 340 341 @Override 342 protected void onPostExecute(LocaleConfiguration result) { 343 sLocaleConfiguration = result; 344 checkForLocaleChange(); // recursive, but now with a locale configuration 345 } 346 }.execute(); 347 return; 348 } 349 350 final Configuration configuration = getResources().getConfiguration(); 351 352 final String previousLocale = sLocaleConfiguration.locale; 353 final String locale = configuration.locale.toString(); 354 355 final int previousMcc = sLocaleConfiguration.mcc; 356 final int mcc = configuration.mcc; 357 358 final int previousMnc = sLocaleConfiguration.mnc; 359 final int mnc = configuration.mnc; 360 361 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 362 363 if (localeChanged) { 364 sLocaleConfiguration.locale = locale; 365 sLocaleConfiguration.mcc = mcc; 366 sLocaleConfiguration.mnc = mnc; 367 368 mIconCache.flush(); 369 370 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 371 new Thread("WriteLocaleConfiguration") { 372 @Override 373 public void run() { 374 writeConfiguration(Launcher.this, localeConfiguration); 375 } 376 }.start(); 377 } 378 } 379 380 private static class LocaleConfiguration { 381 public String locale; 382 public int mcc = -1; 383 public int mnc = -1; 384 } 385 386 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 387 DataInputStream in = null; 388 try { 389 in = new DataInputStream(context.openFileInput(PREFERENCES)); 390 configuration.locale = in.readUTF(); 391 configuration.mcc = in.readInt(); 392 configuration.mnc = in.readInt(); 393 } catch (FileNotFoundException e) { 394 // Ignore 395 } catch (IOException e) { 396 // Ignore 397 } finally { 398 if (in != null) { 399 try { 400 in.close(); 401 } catch (IOException e) { 402 // Ignore 403 } 404 } 405 } 406 } 407 408 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 409 DataOutputStream out = null; 410 try { 411 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 412 out.writeUTF(configuration.locale); 413 out.writeInt(configuration.mcc); 414 out.writeInt(configuration.mnc); 415 out.flush(); 416 } catch (FileNotFoundException e) { 417 // Ignore 418 } catch (IOException e) { 419 //noinspection ResultOfMethodCallIgnored 420 context.getFileStreamPath(PREFERENCES).delete(); 421 } finally { 422 if (out != null) { 423 try { 424 out.close(); 425 } catch (IOException e) { 426 // Ignore 427 } 428 } 429 } 430 } 431 432 public DragLayer getDragLayer() { 433 return mDragLayer; 434 } 435 436 static int getScreen() { 437 synchronized (sLock) { 438 return sScreen; 439 } 440 } 441 442 static void setScreen(int screen) { 443 synchronized (sLock) { 444 sScreen = screen; 445 } 446 } 447 448 /** 449 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 450 * a configuration step, this allows the proper animations to run after other transitions. 451 */ 452 private boolean completeAdd(PendingAddArguments args) { 453 boolean result = false; 454 switch (args.requestCode) { 455 case REQUEST_PICK_APPLICATION: 456 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 457 args.cellY); 458 break; 459 case REQUEST_PICK_SHORTCUT: 460 processShortcut(args.intent); 461 break; 462 case REQUEST_CREATE_SHORTCUT: 463 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 464 args.cellY); 465 result = true; 466 break; 467 case REQUEST_PICK_APPWIDGET: 468 addAppWidgetFromPick(args.intent); 469 break; 470 case REQUEST_CREATE_APPWIDGET: 471 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 472 completeAddAppWidget(appWidgetId, args.container, args.screen); 473 result = true; 474 break; 475 case REQUEST_PICK_WALLPAPER: 476 // We just wanted the activity result here so we can clear mWaitingForResult 477 break; 478 } 479 // In any situation where we have a multi-step drop, we should reset the add info only after 480 // we complete the drop 481 resetAddInfo(); 482 return result; 483 } 484 485 @Override 486 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 487 boolean delayExitSpringLoadedMode = false; 488 mWaitingForResult = false; 489 490 // The pattern used here is that a user PICKs a specific application, 491 // which, depending on the target, might need to CREATE the actual target. 492 493 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 494 // launch over to the Music app to actually CREATE_SHORTCUT. 495 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 496 final PendingAddArguments args = new PendingAddArguments(); 497 args.requestCode = requestCode; 498 args.intent = data; 499 args.container = mPendingAddInfo.container; 500 args.screen = mPendingAddInfo.screen; 501 args.cellX = mPendingAddInfo.cellX; 502 args.cellY = mPendingAddInfo.cellY; 503 504 // If the loader is still running, defer the add until it is done. 505 if (isWorkspaceLocked()) { 506 sPendingAddList.add(args); 507 } else { 508 delayExitSpringLoadedMode = completeAdd(args); 509 } 510 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 511 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED) { 512 if (data != null) { 513 // Clean up the appWidgetId if we canceled 514 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 515 if (appWidgetId != -1) { 516 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 517 } 518 } 519 } 520 521 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 522 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode); 523 } 524 525 @Override 526 protected void onResume() { 527 super.onResume(); 528 mPaused = false; 529 if (mRestoring || mOnResumeNeedsLoad) { 530 mWorkspaceLoading = true; 531 mModel.startLoader(this, true); 532 mRestoring = false; 533 mOnResumeNeedsLoad = false; 534 } 535 if (mWaitingForResume != null) { 536 mWaitingForResume.setStayPressed(false); 537 } 538 // When we resume Launcher, a different Activity might be responsible for the app 539 // market intent, so refresh the icon 540 updateAppMarketIcon(); 541 } 542 543 @Override 544 protected void onPause() { 545 super.onPause(); 546 mPaused = true; 547 mDragController.cancelDrag(); 548 } 549 550 @Override 551 public Object onRetainNonConfigurationInstance() { 552 // Flag the loader to stop early before switching 553 mModel.stopLoader(); 554 if (mAppsCustomizeContent != null) { 555 mAppsCustomizeContent.surrender(); 556 } 557 return Boolean.TRUE; 558 } 559 560 // We can't hide the IME if it was forced open. So don't bother 561 /* 562 @Override 563 public void onWindowFocusChanged(boolean hasFocus) { 564 super.onWindowFocusChanged(hasFocus); 565 566 if (hasFocus) { 567 final InputMethodManager inputManager = (InputMethodManager) 568 getSystemService(Context.INPUT_METHOD_SERVICE); 569 WindowManager.LayoutParams lp = getWindow().getAttributes(); 570 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 571 android.os.Handler()) { 572 protected void onReceiveResult(int resultCode, Bundle resultData) { 573 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 574 } 575 }); 576 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 577 } 578 } 579 */ 580 581 private boolean acceptFilter() { 582 final InputMethodManager inputManager = (InputMethodManager) 583 getSystemService(Context.INPUT_METHOD_SERVICE); 584 return !inputManager.isFullscreenMode(); 585 } 586 587 @Override 588 public boolean onKeyDown(int keyCode, KeyEvent event) { 589 final int uniChar = event.getUnicodeChar(); 590 final boolean handled = super.onKeyDown(keyCode, event); 591 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 592 if (!handled && acceptFilter() && isKeyNotWhitespace) { 593 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 594 keyCode, event); 595 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 596 // something usable has been typed - start a search 597 // the typed text will be retrieved and cleared by 598 // showSearchDialog() 599 // If there are multiple keystrokes before the search dialog takes focus, 600 // onSearchRequested() will be called for every keystroke, 601 // but it is idempotent, so it's fine. 602 return onSearchRequested(); 603 } 604 } 605 606 // Eat the long press event so the keyboard doesn't come up. 607 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 608 return true; 609 } 610 611 return handled; 612 } 613 614 private String getTypedText() { 615 return mDefaultKeySsb.toString(); 616 } 617 618 private void clearTypedText() { 619 mDefaultKeySsb.clear(); 620 mDefaultKeySsb.clearSpans(); 621 Selection.setSelection(mDefaultKeySsb, 0); 622 } 623 624 /** 625 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 626 * State 627 */ 628 private static State intToState(int stateOrdinal) { 629 State state = State.WORKSPACE; 630 final State[] stateValues = State.values(); 631 for (int i = 0; i < stateValues.length; i++) { 632 if (stateValues[i].ordinal() == stateOrdinal) { 633 state = stateValues[i]; 634 break; 635 } 636 } 637 return state; 638 } 639 640 /** 641 * Restores the previous state, if it exists. 642 * 643 * @param savedState The previous state. 644 */ 645 private void restoreState(Bundle savedState) { 646 if (savedState == null) { 647 return; 648 } 649 650 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 651 if (state == State.APPS_CUSTOMIZE) { 652 showAllApps(false); 653 } 654 655 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 656 if (currentScreen > -1) { 657 mWorkspace.setCurrentPage(currentScreen); 658 } 659 660 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 661 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 662 663 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 664 mPendingAddInfo.container = pendingAddContainer; 665 mPendingAddInfo.screen = pendingAddScreen; 666 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 667 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 668 mRestoring = true; 669 } 670 671 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 672 if (renameFolder) { 673 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 674 mFolderInfo = mModel.getFolderById(this, sFolders, id); 675 mRestoring = true; 676 } 677 678 679 // Restore the AppsCustomize tab 680 if (mAppsCustomizeTabHost != null) { 681 String curTab = savedState.getString("apps_customize_currentTab"); 682 if (curTab != null) { 683 // We set this directly so that there is no delay before the tab is set 684 mAppsCustomizeContent.setContentType( 685 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 686 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 687 mAppsCustomizeContent.loadAssociatedPages( 688 mAppsCustomizeContent.getCurrentPage()); 689 } 690 691 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 692 mAppsCustomizeContent.restorePageForIndex(currentIndex); 693 } 694 } 695 696 /** 697 * Finds all the views we need and configure them properly. 698 */ 699 private void setupViews() { 700 final DragController dragController = mDragController; 701 702 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 703 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 704 705 // Setup the drag layer 706 mDragLayer.setup(this, dragController); 707 708 // Setup the hotseat 709 mHotseat = (Hotseat) findViewById(R.id.hotseat); 710 if (mHotseat != null) { 711 mHotseat.setup(this); 712 } 713 714 // Setup the workspace 715 mWorkspace.setHapticFeedbackEnabled(false); 716 mWorkspace.setOnLongClickListener(this); 717 mWorkspace.setup(dragController); 718 dragController.addDragListener(mWorkspace); 719 720 // Get the search/delete bar 721 mSearchDeleteBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 722 723 // Setup AppsCustomize 724 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 725 findViewById(R.id.apps_customize_pane); 726 mAppsCustomizeContent = (AppsCustomizePagedView) 727 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 728 mAppsCustomizeContent.setup(this, dragController); 729 730 731 732 // Setup the drag controller (drop targets have to be added in reverse order in priority) 733 dragController.setDragScoller(mWorkspace); 734 dragController.setScrollView(mDragLayer); 735 dragController.setMoveTarget(mWorkspace); 736 dragController.addDropTarget(mWorkspace); 737 if (mSearchDeleteBar != null) { 738 mSearchDeleteBar.setup(this, dragController); 739 } 740 } 741 742 /** 743 * Creates a view representing a shortcut. 744 * 745 * @param info The data structure describing the shortcut. 746 * 747 * @return A View inflated from R.layout.application. 748 */ 749 View createShortcut(ShortcutInfo info) { 750 return createShortcut(R.layout.application, 751 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 752 } 753 754 /** 755 * Creates a view representing a shortcut inflated from the specified resource. 756 * 757 * @param layoutResId The id of the XML layout used to create the shortcut. 758 * @param parent The group the shortcut belongs to. 759 * @param info The data structure describing the shortcut. 760 * 761 * @return A View inflated from layoutResId. 762 */ 763 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 764 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 765 favorite.applyFromShortcutInfo(info, mIconCache); 766 favorite.setOnClickListener(this); 767 return favorite; 768 } 769 770 /** 771 * Add an application shortcut to the workspace. 772 * 773 * @param data The intent describing the application. 774 * @param cellInfo The position on screen where to create the shortcut. 775 */ 776 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 777 final int[] cellXY = mTmpAddItemCellCoordinates; 778 final CellLayout layout = getCellLayout(container, screen); 779 780 // First we check if we already know the exact location where we want to add this item. 781 if (cellX >= 0 && cellY >= 0) { 782 cellXY[0] = cellX; 783 cellXY[1] = cellY; 784 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 785 showOutOfSpaceMessage(); 786 return; 787 } 788 789 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 790 791 if (info != null) { 792 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 793 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 794 info.container = ItemInfo.NO_ID; 795 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 796 isWorkspaceLocked(), cellX, cellY); 797 } else { 798 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 799 } 800 } 801 802 /** 803 * Add a shortcut to the workspace. 804 * 805 * @param data The intent describing the shortcut. 806 * @param cellInfo The position on screen where to create the shortcut. 807 */ 808 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 809 int cellY) { 810 int[] cellXY = mTmpAddItemCellCoordinates; 811 int[] touchXY = mPendingAddInfo.dropPos; 812 CellLayout layout = getCellLayout(container, screen); 813 814 boolean foundCellSpan = false; 815 816 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 817 final View view = createShortcut(info); 818 819 // First we check if we already know the exact location where we want to add this item. 820 if (cellX >= 0 && cellY >= 0) { 821 cellXY[0] = cellX; 822 cellXY[1] = cellY; 823 foundCellSpan = true; 824 825 // If appropriate, either create a folder or add to an existing folder 826 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 827 true, null,null)) { 828 return; 829 } 830 DragObject dragObject = new DragObject(); 831 dragObject.dragInfo = info; 832 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, dragObject, true)) { 833 return; 834 } 835 } else if (touchXY != null) { 836 // when dragging and dropping, just find the closest free spot 837 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 838 foundCellSpan = (result != null); 839 } else { 840 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 841 } 842 843 if (!foundCellSpan) { 844 showOutOfSpaceMessage(); 845 return; 846 } 847 848 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 849 850 if (!mRestoring) { 851 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 852 isWorkspaceLocked()); 853 } 854 } 855 856 class Padding { 857 int left = 0; 858 int right = 0; 859 int top = 0; 860 int bottom = 0; 861 } 862 863 Padding getPaddingForWidget(ComponentName component) { 864 PackageManager packageManager = getPackageManager(); 865 Padding p = new Padding(); 866 android.content.pm.ApplicationInfo appInfo; 867 868 try { 869 appInfo = packageManager.getApplicationInfo(component.getPackageName(), 0); 870 } catch (Exception e) { 871 // if we can't find the package, return 0 padding 872 return p; 873 } 874 875 // TODO: This should be ICE_CREAM_SANDWICH, but since the unbundled apps 876 // may not have updated their targetSdkVersion yet, we've bumped it down for now. 877 if (appInfo.targetSdkVersion >= Build.VERSION_CODES.HONEYCOMB_MR2) { 878 Resources r = getResources(); 879 p.left = r.getDimensionPixelSize(R.dimen.app_widget_padding_left); 880 p.right = r.getDimensionPixelSize(R.dimen.app_widget_padding_right); 881 p.top = r.getDimensionPixelSize(R.dimen.app_widget_padding_top); 882 p.bottom = r.getDimensionPixelSize(R.dimen.app_widget_padding_bottom); 883 } 884 885 return p; 886 } 887 888 int[] getSpanForWidget(ComponentName component, int minWidth, int minHeight, int[] spanXY) { 889 if (spanXY == null) { 890 spanXY = new int[2]; 891 } 892 893 Padding padding = getPaddingForWidget(component); 894 // We want to account for the extra amount of padding that we are adding to the widget 895 // to ensure that it gets the full amount of space that it has requested 896 int requiredWidth = minWidth + padding.left + padding.right; 897 int requiredHeight = minHeight + padding.top + padding.bottom; 898 return CellLayout.rectToCell(getResources(), requiredWidth, requiredHeight, null); 899 } 900 901 int[] getSpanForWidget(AppWidgetProviderInfo info, int[] spanXY) { 902 return getSpanForWidget(info.provider, info.minWidth, info.minHeight, spanXY); 903 } 904 905 int[] getMinResizeSpanForWidget(AppWidgetProviderInfo info, int[] spanXY) { 906 return getSpanForWidget(info.provider, info.minResizeWidth, info.minResizeHeight, spanXY); 907 } 908 909 int[] getSpanForWidget(PendingAddWidgetInfo info, int[] spanXY) { 910 return getSpanForWidget(info.componentName, info.minWidth, info.minHeight, spanXY); 911 } 912 913 /** 914 * Add a widget to the workspace. 915 * 916 * @param appWidgetId The app widget id 917 * @param cellInfo The position on screen where to create the widget. 918 */ 919 private void completeAddAppWidget(final int appWidgetId, long container, int screen) { 920 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 921 922 // Calculate the grid spans needed to fit this widget 923 CellLayout layout = getCellLayout(container, screen); 924 925 int[] spanXY = getSpanForWidget(appWidgetInfo, null); 926 927 // Try finding open space on Launcher screen 928 // We have saved the position to which the widget was dragged-- this really only matters 929 // if we are placing widgets on a "spring-loaded" screen 930 int[] cellXY = mTmpAddItemCellCoordinates; 931 int[] touchXY = mPendingAddInfo.dropPos; 932 boolean foundCellSpan = false; 933 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 934 cellXY[0] = mPendingAddInfo.cellX; 935 cellXY[1] = mPendingAddInfo.cellY; 936 foundCellSpan = true; 937 } else if (touchXY != null) { 938 // when dragging and dropping, just find the closest free spot 939 int[] result = layout.findNearestVacantArea( 940 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 941 foundCellSpan = (result != null); 942 } else { 943 foundCellSpan = layout.findCellForSpan(cellXY, spanXY[0], spanXY[1]); 944 } 945 946 if (!foundCellSpan) { 947 if (appWidgetId != -1) { 948 // Deleting an app widget ID is a void call but writes to disk before returning 949 // to the caller... 950 new Thread("deleteAppWidgetId") { 951 public void run() { 952 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 953 } 954 }.start(); 955 } 956 showOutOfSpaceMessage(); 957 return; 958 } 959 960 // Build Launcher-specific widget info and save to database 961 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 962 launcherInfo.spanX = spanXY[0]; 963 launcherInfo.spanY = spanXY[1]; 964 965 LauncherModel.addItemToDatabase(this, launcherInfo, 966 container, screen, cellXY[0], cellXY[1], false); 967 968 if (!mRestoring) { 969 // Perform actual inflation because we're live 970 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 971 972 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 973 launcherInfo.hostView.setTag(launcherInfo); 974 975 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 976 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 977 978 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 979 } 980 } 981 982 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 983 @Override 984 public void onReceive(Context context, Intent intent) { 985 final String action = intent.getAction(); 986 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 987 mUserPresent = false; 988 mDragLayer.clearAllResizeFrames(); 989 updateRunning(); 990 991 // Reset AllApps to its initial state only if we are not in the middle of 992 // processing a multi-step drop 993 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 994 mAppsCustomizeTabHost.reset(); 995 showWorkspace(false); 996 } 997 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 998 mUserPresent = true; 999 updateRunning(); 1000 } 1001 } 1002 }; 1003 1004 @Override 1005 public void onAttachedToWindow() { 1006 super.onAttachedToWindow(); 1007 1008 // Listen for broadcasts related to user-presence 1009 final IntentFilter filter = new IntentFilter(); 1010 filter.addAction(Intent.ACTION_SCREEN_OFF); 1011 filter.addAction(Intent.ACTION_USER_PRESENT); 1012 registerReceiver(mReceiver, filter); 1013 1014 mAttached = true; 1015 mVisible = true; 1016 } 1017 1018 @Override 1019 public void onDetachedFromWindow() { 1020 super.onDetachedFromWindow(); 1021 mVisible = false; 1022 mDragLayer.clearAllResizeFrames(); 1023 1024 if (mAttached) { 1025 unregisterReceiver(mReceiver); 1026 mAttached = false; 1027 } 1028 updateRunning(); 1029 } 1030 1031 public void onWindowVisibilityChanged(int visibility) { 1032 mVisible = visibility == View.VISIBLE; 1033 updateRunning(); 1034 } 1035 1036 private void sendAdvanceMessage(long delay) { 1037 mHandler.removeMessages(ADVANCE_MSG); 1038 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1039 mHandler.sendMessageDelayed(msg, delay); 1040 mAutoAdvanceSentTime = System.currentTimeMillis(); 1041 } 1042 1043 private void updateRunning() { 1044 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1045 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1046 mAutoAdvanceRunning = autoAdvanceRunning; 1047 if (autoAdvanceRunning) { 1048 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1049 sendAdvanceMessage(delay); 1050 } else { 1051 if (!mWidgetsToAdvance.isEmpty()) { 1052 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1053 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1054 } 1055 mHandler.removeMessages(ADVANCE_MSG); 1056 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1057 } 1058 } 1059 } 1060 1061 private final Handler mHandler = new Handler() { 1062 @Override 1063 public void handleMessage(Message msg) { 1064 if (msg.what == ADVANCE_MSG) { 1065 int i = 0; 1066 for (View key: mWidgetsToAdvance.keySet()) { 1067 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1068 final int delay = mAdvanceStagger * i; 1069 if (v instanceof Advanceable) { 1070 postDelayed(new Runnable() { 1071 public void run() { 1072 ((Advanceable) v).advance(); 1073 } 1074 }, delay); 1075 } 1076 i++; 1077 } 1078 sendAdvanceMessage(mAdvanceInterval); 1079 } 1080 } 1081 }; 1082 1083 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1084 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1085 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1086 if (v instanceof Advanceable) { 1087 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1088 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1089 updateRunning(); 1090 } 1091 } 1092 1093 void removeWidgetToAutoAdvance(View hostView) { 1094 if (mWidgetsToAdvance.containsKey(hostView)) { 1095 mWidgetsToAdvance.remove(hostView); 1096 updateRunning(); 1097 } 1098 } 1099 1100 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1101 removeWidgetToAutoAdvance(launcherInfo.hostView); 1102 launcherInfo.hostView = null; 1103 } 1104 1105 void showOutOfSpaceMessage() { 1106 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1107 } 1108 1109 public LauncherAppWidgetHost getAppWidgetHost() { 1110 return mAppWidgetHost; 1111 } 1112 1113 public LauncherModel getModel() { 1114 return mModel; 1115 } 1116 1117 void closeSystemDialogs() { 1118 getWindow().closeAllPanels(); 1119 1120 /** 1121 * We should remove this code when we remove all the dialog code. 1122 try { 1123 dismissDialog(DIALOG_CREATE_SHORTCUT); 1124 // Unlock the workspace if the dialog was showing 1125 } catch (Exception e) { 1126 // An exception is thrown if the dialog is not visible, which is fine 1127 } 1128 1129 try { 1130 dismissDialog(DIALOG_RENAME_FOLDER); 1131 // Unlock the workspace if the dialog was showing 1132 } catch (Exception e) { 1133 // An exception is thrown if the dialog is not visible, which is fine 1134 } 1135 */ 1136 1137 // Whatever we were doing is hereby canceled. 1138 mWaitingForResult = false; 1139 } 1140 1141 @Override 1142 protected void onNewIntent(Intent intent) { 1143 super.onNewIntent(intent); 1144 1145 // Close the menu 1146 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1147 // also will cancel mWaitingForResult. 1148 closeSystemDialogs(); 1149 1150 closeFolder(); 1151 1152 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1153 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1154 1155 // In all these cases, only animate if we're already on home 1156 mWorkspace.exitWidgetResizeMode(); 1157 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1158 mWorkspace.moveToDefaultScreen(true); 1159 } 1160 exitSpringLoadedDragMode(); 1161 showWorkspace(alreadyOnHome); 1162 1163 final View v = getWindow().peekDecorView(); 1164 if (v != null && v.getWindowToken() != null) { 1165 InputMethodManager imm = (InputMethodManager)getSystemService( 1166 INPUT_METHOD_SERVICE); 1167 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1168 } 1169 1170 // Reset AllApps to its initial state 1171 if (mAppsCustomizeTabHost != null) { 1172 mAppsCustomizeTabHost.reset(); 1173 } 1174 } 1175 } 1176 1177 @Override 1178 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1179 // Do not call super here 1180 mSavedInstanceState = savedInstanceState; 1181 } 1182 1183 @Override 1184 protected void onSaveInstanceState(Bundle outState) { 1185 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1186 super.onSaveInstanceState(outState); 1187 1188 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1189 // We close any open folder since it will not be re-opened, and we need to make sure 1190 // this state is reflected. 1191 closeFolder(); 1192 1193 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1194 mWaitingForResult) { 1195 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1196 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1197 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1198 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1199 } 1200 1201 if (mFolderInfo != null && mWaitingForResult) { 1202 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1203 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1204 } 1205 1206 // Save the current AppsCustomize tab 1207 if (mAppsCustomizeTabHost != null) { 1208 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1209 if (currentTabTag != null) { 1210 outState.putString("apps_customize_currentTab", currentTabTag); 1211 } 1212 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1213 outState.putInt("apps_customize_currentIndex", currentIndex); 1214 } 1215 } 1216 1217 @Override 1218 public void onDestroy() { 1219 super.onDestroy(); 1220 1221 // Remove all pending runnables 1222 mHandler.removeMessages(ADVANCE_MSG); 1223 mHandler.removeMessages(0); 1224 1225 // Stop callbacks from LauncherModel 1226 LauncherApplication app = ((LauncherApplication) getApplication()); 1227 mModel.stopLoader(); 1228 app.setLauncher(null); 1229 1230 try { 1231 mAppWidgetHost.stopListening(); 1232 } catch (NullPointerException ex) { 1233 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1234 } 1235 mAppWidgetHost = null; 1236 1237 mWidgetsToAdvance.clear(); 1238 1239 TextKeyListener.getInstance().release(); 1240 1241 1242 unbindWorkspaceAndHotseatItems(); 1243 1244 getContentResolver().unregisterContentObserver(mWidgetObserver); 1245 unregisterReceiver(mCloseSystemDialogsReceiver); 1246 1247 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1248 mWorkspace.removeAllViews(); 1249 mWorkspace = null; 1250 mDragController = null; 1251 1252 ValueAnimator.clearAllAnimations(); 1253 } 1254 1255 public DragController getDragController() { 1256 return mDragController; 1257 } 1258 1259 @Override 1260 public void startActivityForResult(Intent intent, int requestCode) { 1261 if (requestCode >= 0) mWaitingForResult = true; 1262 super.startActivityForResult(intent, requestCode); 1263 } 1264 1265 /** 1266 * Indicates that we want global search for this activity by setting the globalSearch 1267 * argument for {@link #startSearch} to true. 1268 */ 1269 @Override 1270 public void startSearch(String initialQuery, boolean selectInitialQuery, 1271 Bundle appSearchData, boolean globalSearch) { 1272 1273 showWorkspace(true); 1274 1275 if (initialQuery == null) { 1276 // Use any text typed in the launcher as the initial query 1277 initialQuery = getTypedText(); 1278 clearTypedText(); 1279 } 1280 if (appSearchData == null) { 1281 appSearchData = new Bundle(); 1282 appSearchData.putString(Search.SOURCE, "launcher-search"); 1283 } 1284 1285 final SearchManager searchManager = 1286 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1287 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1288 appSearchData, globalSearch); 1289 } 1290 1291 @Override 1292 public boolean onCreateOptionsMenu(Menu menu) { 1293 if (isWorkspaceLocked()) { 1294 return false; 1295 } 1296 1297 super.onCreateOptionsMenu(menu); 1298 1299 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1300 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1301 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1302 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1303 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1304 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1305 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.help_url))); 1306 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1307 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1308 1309 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1310 .setIcon(android.R.drawable.ic_menu_gallery) 1311 .setAlphabeticShortcut('W'); 1312 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1313 .setIcon(android.R.drawable.ic_menu_manage) 1314 .setIntent(manageApps) 1315 .setAlphabeticShortcut('M'); 1316 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1317 .setIcon(android.R.drawable.ic_menu_preferences) 1318 .setIntent(settings) 1319 .setAlphabeticShortcut('P'); 1320 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1321 .setIcon(android.R.drawable.ic_menu_help) 1322 .setIntent(help) 1323 .setAlphabeticShortcut('H'); 1324 return true; 1325 } 1326 1327 @Override 1328 public boolean onPrepareOptionsMenu(Menu menu) { 1329 super.onPrepareOptionsMenu(menu); 1330 1331 if (mAppsCustomizeTabHost.isTransitioning()) { 1332 return false; 1333 } 1334 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1335 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1336 1337 return true; 1338 } 1339 1340 @Override 1341 public boolean onOptionsItemSelected(MenuItem item) { 1342 switch (item.getItemId()) { 1343 case MENU_WALLPAPER_SETTINGS: 1344 startWallpaper(); 1345 return true; 1346 } 1347 1348 return super.onOptionsItemSelected(item); 1349 } 1350 1351 @Override 1352 public boolean onSearchRequested() { 1353 startSearch(null, false, null, true); 1354 // Use a custom animation for launching search 1355 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1356 return true; 1357 } 1358 1359 public boolean isWorkspaceLocked() { 1360 return mWorkspaceLoading || mWaitingForResult; 1361 } 1362 1363 private void addItems() { 1364 showWorkspace(true); 1365 showAddDialog(); 1366 } 1367 1368 private void resetAddInfo() { 1369 mPendingAddInfo.container = ItemInfo.NO_ID; 1370 mPendingAddInfo.screen = -1; 1371 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1372 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1373 mPendingAddInfo.dropPos = null; 1374 } 1375 1376 void addAppWidgetFromPick(Intent data) { 1377 // TODO: catch bad widget exception when sent 1378 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1379 // TODO: Is this log message meaningful? 1380 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1381 addAppWidgetImpl(appWidgetId, null); 1382 } 1383 1384 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1385 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1386 1387 if (appWidget.configure != null) { 1388 // Launch over to configure widget, if needed 1389 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1390 intent.setComponent(appWidget.configure); 1391 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1392 if (info != null) { 1393 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1394 intent.putExtra( 1395 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1396 info.mimeType); 1397 1398 final String mimeType = info.mimeType; 1399 final ClipData clipData = (ClipData) info.configurationData; 1400 final ClipDescription clipDesc = clipData.getDescription(); 1401 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1402 if (clipDesc.getMimeType(i).equals(mimeType)) { 1403 final ClipData.Item item = clipData.getItemAt(i); 1404 final CharSequence stringData = item.getText(); 1405 final Uri uriData = item.getUri(); 1406 final Intent intentData = item.getIntent(); 1407 final String key = 1408 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1409 if (uriData != null) { 1410 intent.putExtra(key, uriData); 1411 } else if (intentData != null) { 1412 intent.putExtra(key, intentData); 1413 } else if (stringData != null) { 1414 intent.putExtra(key, stringData); 1415 } 1416 break; 1417 } 1418 } 1419 } 1420 } 1421 1422 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1423 } else { 1424 // Otherwise just add it 1425 completeAddAppWidget(appWidgetId, info.container, info.screen); 1426 1427 // Exit spring loaded mode if necessary after adding the widget 1428 exitSpringLoadedDragModeDelayed(true, false); 1429 } 1430 } 1431 1432 /** 1433 * Process a shortcut drop. 1434 * 1435 * @param componentName The name of the component 1436 * @param screen The screen where it should be added 1437 * @param cell The cell it should be added to, optional 1438 * @param position The location on the screen where it was dropped, optional 1439 */ 1440 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1441 int[] cell, int[] loc) { 1442 resetAddInfo(); 1443 mPendingAddInfo.container = container; 1444 mPendingAddInfo.screen = screen; 1445 mPendingAddInfo.dropPos = loc; 1446 1447 if (cell != null) { 1448 mPendingAddInfo.cellX = cell[0]; 1449 mPendingAddInfo.cellY = cell[1]; 1450 } 1451 1452 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1453 createShortcutIntent.setComponent(componentName); 1454 processShortcut(createShortcutIntent); 1455 } 1456 1457 /** 1458 * Process a widget drop. 1459 * 1460 * @param info The PendingAppWidgetInfo of the widget being added. 1461 * @param screen The screen where it should be added 1462 * @param cell The cell it should be added to, optional 1463 * @param position The location on the screen where it was dropped, optional 1464 */ 1465 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1466 int[] cell, int[] loc) { 1467 resetAddInfo(); 1468 mPendingAddInfo.container = info.container = container; 1469 mPendingAddInfo.screen = info.screen = screen; 1470 mPendingAddInfo.dropPos = loc; 1471 if (cell != null) { 1472 mPendingAddInfo.cellX = cell[0]; 1473 mPendingAddInfo.cellY = cell[1]; 1474 } 1475 1476 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1477 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1478 addAppWidgetImpl(appWidgetId, info); 1479 } 1480 1481 void processShortcut(Intent intent) { 1482 // Handle case where user selected "Applications" 1483 String applicationName = getResources().getString(R.string.group_applications); 1484 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1485 1486 if (applicationName != null && applicationName.equals(shortcutName)) { 1487 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1488 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1489 1490 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1491 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1492 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1493 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1494 } else { 1495 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1496 } 1497 } 1498 1499 void processWallpaper(Intent intent) { 1500 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1501 } 1502 1503 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1504 int cellY) { 1505 final FolderInfo folderInfo = new FolderInfo(); 1506 folderInfo.title = getText(R.string.folder_name); 1507 1508 // Update the model 1509 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1510 false); 1511 sFolders.put(folderInfo.id, folderInfo); 1512 1513 // Create the view 1514 FolderIcon newFolder = 1515 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1516 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1517 isWorkspaceLocked()); 1518 return newFolder; 1519 } 1520 1521 void removeFolder(FolderInfo folder) { 1522 sFolders.remove(folder.id); 1523 } 1524 1525 private void showNotifications() { 1526 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1527 if (statusBar != null) { 1528 statusBar.expand(); 1529 } 1530 } 1531 1532 private void startWallpaper() { 1533 showWorkspace(true); 1534 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1535 Intent chooser = Intent.createChooser(pickWallpaper, 1536 getText(R.string.chooser_wallpaper)); 1537 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1538 // Removed in Eclair MR1 1539// WallpaperManager wm = (WallpaperManager) 1540// getSystemService(Context.WALLPAPER_SERVICE); 1541// WallpaperInfo wi = wm.getWallpaperInfo(); 1542// if (wi != null && wi.getSettingsActivity() != null) { 1543// LabeledIntent li = new LabeledIntent(getPackageName(), 1544// R.string.configure_wallpaper, 0); 1545// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1546// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1547// } 1548 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1549 } 1550 1551 /** 1552 * Registers various content observers. The current implementation registers 1553 * only a favorites observer to keep track of the favorites applications. 1554 */ 1555 private void registerContentObservers() { 1556 ContentResolver resolver = getContentResolver(); 1557 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1558 true, mWidgetObserver); 1559 } 1560 1561 @Override 1562 public boolean dispatchKeyEvent(KeyEvent event) { 1563 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1564 switch (event.getKeyCode()) { 1565 case KeyEvent.KEYCODE_HOME: 1566 return true; 1567 case KeyEvent.KEYCODE_VOLUME_DOWN: 1568 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1569 dumpState(); 1570 return true; 1571 } 1572 break; 1573 } 1574 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1575 switch (event.getKeyCode()) { 1576 case KeyEvent.KEYCODE_HOME: 1577 return true; 1578 } 1579 } 1580 1581 return super.dispatchKeyEvent(event); 1582 } 1583 1584 @Override 1585 public void onBackPressed() { 1586 if (mState == State.APPS_CUSTOMIZE) { 1587 showWorkspace(true); 1588 } else if (mWorkspace.getOpenFolder() != null) { 1589 Folder openFolder = mWorkspace.getOpenFolder(); 1590 if (openFolder.isEditingName()) { 1591 openFolder.dismissEditingName(); 1592 } else { 1593 closeFolder(); 1594 } 1595 } else { 1596 mWorkspace.exitWidgetResizeMode(); 1597 1598 // Back button is a no-op here, but give at least some feedback for the button press 1599 mWorkspace.showOutlinesTemporarily(); 1600 } 1601 } 1602 1603 /** 1604 * Re-listen when widgets are reset. 1605 */ 1606 private void onAppWidgetReset() { 1607 if (mAppWidgetHost != null) { 1608 mAppWidgetHost.startListening(); 1609 } 1610 } 1611 1612 /** 1613 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1614 * leak the previous Home screen on orientation change. 1615 */ 1616 private void unbindWorkspaceAndHotseatItems() { 1617 if (mModel != null) { 1618 mModel.unbindWorkspaceItems(); 1619 } 1620 } 1621 1622 /** 1623 * Launches the intent referred by the clicked shortcut. 1624 * 1625 * @param v The view representing the clicked shortcut. 1626 */ 1627 public void onClick(View v) { 1628 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1629 // view has detached (it's possible for this to happen if the view is removed mid touch). 1630 if (v.getWindowToken() == null) { 1631 return; 1632 } 1633 1634 if (mWorkspace.isSwitchingState()) { 1635 return; 1636 } 1637 1638 Object tag = v.getTag(); 1639 if (tag instanceof ShortcutInfo) { 1640 // Open shortcut 1641 final Intent intent = ((ShortcutInfo) tag).intent; 1642 int[] pos = new int[2]; 1643 v.getLocationOnScreen(pos); 1644 intent.setSourceBounds(new Rect(pos[0], pos[1], 1645 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1646 boolean success = startActivitySafely(intent, tag); 1647 1648 if (success && v instanceof BubbleTextView) { 1649 mWaitingForResume = (BubbleTextView) v; 1650 mWaitingForResume.setStayPressed(true); 1651 } 1652 } else if (tag instanceof FolderInfo) { 1653 if (v instanceof FolderIcon) { 1654 FolderIcon fi = (FolderIcon) v; 1655 handleFolderClick(fi); 1656 } 1657 } else if (v == mAllAppsButton) { 1658 if (mState == State.APPS_CUSTOMIZE) { 1659 showWorkspace(true); 1660 } else { 1661 showAllApps(true); 1662 } 1663 } 1664 } 1665 1666 public boolean onTouch(View v, MotionEvent event) { 1667 // this is an intercepted event being forwarded from mWorkspace; 1668 // clicking anywhere on the workspace causes the customization drawer to slide down 1669 showWorkspace(true); 1670 return false; 1671 } 1672 1673 /** 1674 * Event handler for the search button 1675 * 1676 * @param v The view that was clicked. 1677 */ 1678 public void onClickSearchButton(View v) { 1679 onSearchRequested(); 1680 } 1681 1682 /** 1683 * Event handler for the voice button 1684 * 1685 * @param v The view that was clicked. 1686 */ 1687 public void onClickVoiceButton(View v) { 1688 startVoiceSearch(); 1689 } 1690 1691 private void startVoiceSearch() { 1692 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1693 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1694 startActivity(intent); 1695 } 1696 1697 /** 1698 * Event handler for the "grid" button that appears on the home screen, which 1699 * enters all apps mode. 1700 * 1701 * @param v The view that was clicked. 1702 */ 1703 public void onClickAllAppsButton(View v) { 1704 showAllApps(true); 1705 } 1706 1707 public void onClickAppMarketButton(View v) { 1708 if (mAppMarketIntent != null) { 1709 startActivitySafely(mAppMarketIntent, "app market"); 1710 } 1711 } 1712 1713 void startApplicationDetailsActivity(ComponentName componentName) { 1714 String packageName = componentName.getPackageName(); 1715 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1716 Uri.fromParts("package", packageName, null)); 1717 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1718 startActivity(intent); 1719 } 1720 1721 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1722 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1723 // System applications cannot be installed. For now, show a toast explaining that. 1724 // We may give them the option of disabling apps this way. 1725 int messageId = R.string.uninstall_system_app_text; 1726 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1727 } else { 1728 String packageName = appInfo.componentName.getPackageName(); 1729 String className = appInfo.componentName.getClassName(); 1730 Intent intent = new Intent( 1731 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1732 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1733 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1734 startActivity(intent); 1735 } 1736 } 1737 1738 boolean startActivitySafely(Intent intent, Object tag) { 1739 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1740 try { 1741 startActivity(intent); 1742 return true; 1743 } catch (ActivityNotFoundException e) { 1744 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1745 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1746 } catch (SecurityException e) { 1747 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1748 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1749 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1750 "or use the exported attribute for this activity. " 1751 + "tag="+ tag + " intent=" + intent, e); 1752 } 1753 return false; 1754 } 1755 1756 void startActivityForResultSafely(Intent intent, int requestCode) { 1757 try { 1758 startActivityForResult(intent, requestCode); 1759 } catch (ActivityNotFoundException e) { 1760 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1761 } catch (SecurityException e) { 1762 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1763 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1764 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1765 "or use the exported attribute for this activity.", e); 1766 } 1767 } 1768 1769 private void handleFolderClick(FolderIcon folderIcon) { 1770 final FolderInfo info = folderIcon.mInfo; 1771 Folder openFolder = mWorkspace.getFolderForTag(info); 1772 1773 // If the folder info reports that the associated folder is open, then verify that 1774 // it is actually opened. There have been a few instances where this gets out of sync. 1775 if (info.opened && openFolder == null) { 1776 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 1777 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 1778 info.opened = false; 1779 } 1780 1781 if (!info.opened) { 1782 // Close any open folder 1783 closeFolder(); 1784 // Open the requested folder 1785 openFolder(folderIcon); 1786 } else { 1787 // Find the open folder... 1788 int folderScreen; 1789 if (openFolder != null) { 1790 folderScreen = mWorkspace.getPageForView(openFolder); 1791 // .. and close it 1792 closeFolder(openFolder); 1793 if (folderScreen != mWorkspace.getCurrentPage()) { 1794 // Close any folder open on the current screen 1795 closeFolder(); 1796 // Pull the folder onto this screen 1797 openFolder(folderIcon); 1798 } 1799 } 1800 } 1801 } 1802 1803 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1804 if (fi == null) return; 1805 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1806 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1807 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1808 1809 FolderInfo info = (FolderInfo) fi.getTag(); 1810 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1811 CellLayout cl = (CellLayout) fi.getParent().getParent(); 1812 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 1813 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 1814 } 1815 1816 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1817 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1818 oa.start(); 1819 } 1820 1821 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1822 if (fi == null) return; 1823 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1824 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1825 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1826 1827 FolderInfo info = (FolderInfo) fi.getTag(); 1828 CellLayout cl = null; 1829 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1830 cl = (CellLayout) fi.getParent().getParent(); 1831 } 1832 1833 final CellLayout layout = cl; 1834 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1835 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1836 oa.addListener(new AnimatorListenerAdapter() { 1837 @Override 1838 public void onAnimationEnd(Animator animation) { 1839 if (layout != null) { 1840 layout.clearFolderLeaveBehind(); 1841 } 1842 } 1843 }); 1844 oa.start(); 1845 } 1846 1847 /** 1848 * Opens the user folder described by the specified tag. The opening of the folder 1849 * is animated relative to the specified View. If the View is null, no animation 1850 * is played. 1851 * 1852 * @param folderInfo The FolderInfo describing the folder to open. 1853 */ 1854 public void openFolder(FolderIcon folderIcon) { 1855 Folder folder = folderIcon.mFolder; 1856 FolderInfo info = folder.mInfo; 1857 1858 growAndFadeOutFolderIcon(folderIcon); 1859 info.opened = true; 1860 1861 // Just verify that the folder hasn't already been added to the DragLayer. 1862 // There was a one-off crash where the folder had a parent already. 1863 if (folder.getParent() == null) { 1864 mDragLayer.addView(folder); 1865 mDragController.addDropTarget((DropTarget) folder); 1866 } else { 1867 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 1868 folder.getParent() + ")."); 1869 } 1870 folder.animateOpen(); 1871 } 1872 1873 public void closeFolder() { 1874 Folder folder = mWorkspace.getOpenFolder(); 1875 if (folder != null) { 1876 closeFolder(folder); 1877 } 1878 } 1879 1880 void closeFolder(Folder folder) { 1881 folder.getInfo().opened = false; 1882 1883 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1884 if (parent != null) { 1885 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 1886 shrinkAndFadeInFolderIcon(fi); 1887 } 1888 folder.animateClosed(); 1889 } 1890 1891 public boolean onLongClick(View v) { 1892 if (mState != State.WORKSPACE) { 1893 return false; 1894 } 1895 1896 if (isWorkspaceLocked()) { 1897 return false; 1898 } 1899 1900 if (!(v instanceof CellLayout)) { 1901 v = (View) v.getParent().getParent(); 1902 } 1903 1904 resetAddInfo(); 1905 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 1906 // This happens when long clicking an item with the dpad/trackball 1907 if (longClickCellInfo == null) { 1908 return true; 1909 } 1910 1911 // The hotseat touch handling does not go through Workspace, and we always allow long press 1912 // on hotseat items. 1913 final View itemUnderLongClick = longClickCellInfo.cell; 1914 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 1915 if (allowLongPress && !mDragController.isDragging()) { 1916 if (itemUnderLongClick == null) { 1917 // User long pressed on empty space 1918 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 1919 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 1920 startWallpaper(); 1921 } else { 1922 if (!(itemUnderLongClick instanceof Folder)) { 1923 // User long pressed on an item 1924 mWorkspace.startDrag(longClickCellInfo); 1925 } 1926 } 1927 } 1928 return true; 1929 } 1930 1931 boolean isHotseatLayout(View layout) { 1932 return mHotseat != null && layout != null && 1933 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 1934 } 1935 Hotseat getHotseat() { 1936 return mHotseat; 1937 } 1938 1939 /** 1940 * Returns the CellLayout of the specified container at the specified screen. 1941 */ 1942 CellLayout getCellLayout(long container, int screen) { 1943 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1944 if (mHotseat != null) { 1945 return mHotseat.getLayout(); 1946 } else { 1947 return null; 1948 } 1949 } else { 1950 return (CellLayout) mWorkspace.getChildAt(screen); 1951 } 1952 } 1953 1954 Workspace getWorkspace() { 1955 return mWorkspace; 1956 } 1957 1958 @Override 1959 protected Dialog onCreateDialog(int id) { 1960 switch (id) { 1961 case DIALOG_CREATE_SHORTCUT: 1962 return new CreateShortcut().createDialog(); 1963 case DIALOG_RENAME_FOLDER: 1964 return new RenameFolder().createDialog(); 1965 } 1966 1967 return super.onCreateDialog(id); 1968 } 1969 1970 @Override 1971 protected void onPrepareDialog(int id, Dialog dialog) { 1972 switch (id) { 1973 case DIALOG_CREATE_SHORTCUT: 1974 break; 1975 case DIALOG_RENAME_FOLDER: 1976 if (mFolderInfo != null) { 1977 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 1978 final CharSequence text = mFolderInfo.title; 1979 input.setText(text); 1980 input.setSelection(0, text.length()); 1981 } 1982 break; 1983 } 1984 } 1985 1986 void showRenameDialog(FolderInfo info) { 1987 mFolderInfo = info; 1988 mWaitingForResult = true; 1989 showDialog(DIALOG_RENAME_FOLDER); 1990 } 1991 1992 private void showAddDialog() { 1993 resetAddInfo(); 1994 mPendingAddInfo.container = LauncherSettings.Favorites.CONTAINER_DESKTOP; 1995 mPendingAddInfo.screen = mWorkspace.getCurrentPage(); 1996 mWaitingForResult = true; 1997 showDialog(DIALOG_CREATE_SHORTCUT); 1998 } 1999 2000 private class RenameFolder { 2001 private EditText mInput; 2002 2003 Dialog createDialog() { 2004 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 2005 mInput = (EditText) layout.findViewById(R.id.folder_name); 2006 2007 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 2008 builder.setIcon(0); 2009 builder.setTitle(getString(R.string.rename_folder_title)); 2010 builder.setCancelable(true); 2011 builder.setOnCancelListener(new Dialog.OnCancelListener() { 2012 public void onCancel(DialogInterface dialog) { 2013 cleanup(); 2014 } 2015 }); 2016 builder.setNegativeButton(getString(R.string.cancel_action), 2017 new Dialog.OnClickListener() { 2018 public void onClick(DialogInterface dialog, int which) { 2019 cleanup(); 2020 } 2021 } 2022 ); 2023 builder.setPositiveButton(getString(R.string.rename_action), 2024 new Dialog.OnClickListener() { 2025 public void onClick(DialogInterface dialog, int which) { 2026 changeFolderName(); 2027 } 2028 } 2029 ); 2030 builder.setView(layout); 2031 2032 final AlertDialog dialog = builder.create(); 2033 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 2034 public void onShow(DialogInterface dialog) { 2035 mWaitingForResult = true; 2036 mInput.requestFocus(); 2037 InputMethodManager inputManager = (InputMethodManager) 2038 getSystemService(Context.INPUT_METHOD_SERVICE); 2039 inputManager.showSoftInput(mInput, 0); 2040 } 2041 }); 2042 2043 return dialog; 2044 } 2045 2046 private void changeFolderName() { 2047 final String name = mInput.getText().toString(); 2048 if (!TextUtils.isEmpty(name)) { 2049 // Make sure we have the right folder info 2050 mFolderInfo = sFolders.get(mFolderInfo.id); 2051 mFolderInfo.title = name; 2052 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 2053 2054 if (mWorkspaceLoading) { 2055 lockAllApps(); 2056 mModel.startLoader(Launcher.this, false); 2057 } else { 2058 final FolderIcon folderIcon = (FolderIcon) 2059 mWorkspace.getViewForTag(mFolderInfo); 2060 if (folderIcon != null) { 2061 // TODO: At some point we'll probably want some version of setting 2062 // the text for a folder icon. 2063 //folderIcon.setText(name); 2064 getWorkspace().requestLayout(); 2065 } else { 2066 lockAllApps(); 2067 mWorkspaceLoading = true; 2068 mModel.startLoader(Launcher.this, false); 2069 } 2070 } 2071 } 2072 cleanup(); 2073 } 2074 2075 private void cleanup() { 2076 dismissDialog(DIALOG_RENAME_FOLDER); 2077 mWaitingForResult = false; 2078 mFolderInfo = null; 2079 } 2080 } 2081 2082 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2083 public boolean isAllAppsVisible() { 2084 return (mState == State.APPS_CUSTOMIZE); 2085 } 2086 2087 // AllAppsView.Watcher 2088 public void zoomed(float zoom) { 2089 if (zoom == 1.0f) { 2090 mWorkspace.setVisibility(View.GONE); 2091 } 2092 } 2093 2094 /** 2095 * Helper method for the cameraZoomIn/cameraZoomOut animations 2096 * @param view The view being animated 2097 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2098 * @param scaleFactor The scale factor used for the zoom 2099 */ 2100 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2101 view.setPivotX(view.getWidth() / 2.0f); 2102 view.setPivotY(view.getHeight() / 2.0f); 2103 } 2104 2105 void updateWallpaperVisibility(boolean visible) { 2106 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2107 int curflags = getWindow().getAttributes().flags 2108 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2109 if (wpflags != curflags) { 2110 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2111 } 2112 } 2113 2114 /** 2115 * Zoom the camera out from the workspace to reveal 'toView'. 2116 * Assumes that the view to show is anchored at either the very top or very bottom 2117 * of the screen. 2118 * @param toState The state to zoom out to. Must be APPS_CUSTOMIZE. 2119 */ 2120 private void cameraZoomOut(State toState, boolean animated, final boolean springLoaded) { 2121 final Resources res = getResources(); 2122 2123 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2124 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2125 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2126 final View toView = mAppsCustomizeTabHost; 2127 final int startDelay = 2128 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2129 2130 setPivotsForZoom(toView, toState, scale); 2131 2132 // Shrink workspaces away if going to AppsCustomize from workspace 2133 mWorkspace.changeState(Workspace.State.SMALL, animated); 2134 //hideHotseat(animated); 2135 2136 if (animated) { 2137 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2138 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2139 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2140 public void onAnimationUpdate(float a, float b) { 2141 ((View) toView.getParent()).invalidate(); 2142 toView.fastInvalidate(); 2143 toView.setFastScaleX(a * scale + b * 1f); 2144 toView.setFastScaleY(a * scale + b * 1f); 2145 } 2146 }); 2147 2148 toView.setVisibility(View.VISIBLE); 2149 toView.setFastAlpha(0f); 2150 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2151 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2152 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2153 public void onAnimationUpdate(float a, float b) { 2154 // don't need to invalidate because we do so above 2155 toView.setFastAlpha(a * 0f + b * 1f); 2156 } 2157 }); 2158 alphaAnim.setStartDelay(startDelay); 2159 alphaAnim.start(); 2160 2161 if (toView instanceof LauncherTransitionable) { 2162 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim, false); 2163 } 2164 scaleAnim.addListener(new AnimatorListenerAdapter() { 2165 boolean animationCancelled = false; 2166 2167 @Override 2168 public void onAnimationStart(Animator animation) { 2169 updateWallpaperVisibility(true); 2170 // Prepare the position 2171 toView.setTranslationX(0.0f); 2172 toView.setTranslationY(0.0f); 2173 toView.setVisibility(View.VISIBLE); 2174 toView.bringToFront(); 2175 } 2176 @Override 2177 public void onAnimationEnd(Animator animation) { 2178 // If we don't set the final scale values here, if this animation is cancelled 2179 // it will have the wrong scale value and subsequent cameraPan animations will 2180 // not fix that 2181 toView.setScaleX(1.0f); 2182 toView.setScaleY(1.0f); 2183 if (toView instanceof LauncherTransitionable) { 2184 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim, false); 2185 } 2186 2187 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2188 // Hide the workspace scrollbar 2189 mWorkspace.hideScrollingIndicator(true); 2190 mWorkspace.hideDockDivider(true); 2191 } 2192 if (!animationCancelled) { 2193 updateWallpaperVisibility(false); 2194 } 2195 } 2196 2197 @Override 2198 public void onAnimationCancel(Animator animation) { 2199 animationCancelled = true; 2200 } 2201 }); 2202 2203 // toView should appear right at the end of the workspace shrink animation 2204 2205 if (mStateAnimation != null) mStateAnimation.cancel(); 2206 mStateAnimation = new AnimatorSet(); 2207 mStateAnimation.play(scaleAnim).after(startDelay); 2208 mStateAnimation.start(); 2209 } else { 2210 toView.setTranslationX(0.0f); 2211 toView.setTranslationY(0.0f); 2212 toView.setScaleX(1.0f); 2213 toView.setScaleY(1.0f); 2214 toView.setVisibility(View.VISIBLE); 2215 toView.bringToFront(); 2216 if (toView instanceof LauncherTransitionable) { 2217 ((LauncherTransitionable) toView).onLauncherTransitionStart(null, false); 2218 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null, false); 2219 2220 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2221 // Hide the workspace scrollbar 2222 mWorkspace.hideScrollingIndicator(true); 2223 mWorkspace.hideDockDivider(true); 2224 } 2225 } 2226 updateWallpaperVisibility(false); 2227 } 2228 } 2229 2230 /** 2231 * Zoom the camera back into the workspace, hiding 'fromView'. 2232 * This is the opposite of cameraZoomOut. 2233 * @param fromState The current state (must be APPS_CUSTOMIZE). 2234 * @param animated If true, the transition will be animated. 2235 */ 2236 private void cameraZoomIn(State fromState, boolean animated, final boolean springLoaded) { 2237 Resources res = getResources(); 2238 2239 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2240 final float scaleFactor = (float) 2241 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2242 final View fromView = mAppsCustomizeTabHost; 2243 2244 setPivotsForZoom(fromView, fromState, scaleFactor); 2245 updateWallpaperVisibility(true); 2246 showHotseat(animated); 2247 if (animated) { 2248 if (mStateAnimation != null) mStateAnimation.cancel(); 2249 mStateAnimation = new AnimatorSet(); 2250 2251 final float oldScaleX = fromView.getScaleX(); 2252 final float oldScaleY = fromView.getScaleY(); 2253 2254 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2255 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2256 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2257 public void onAnimationUpdate(float a, float b) { 2258 ((View)fromView.getParent()).fastInvalidate(); 2259 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2260 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2261 } 2262 }); 2263 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2264 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2265 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2266 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2267 public void onAnimationUpdate(float a, float b) { 2268 // don't need to invalidate because we do so above 2269 fromView.setFastAlpha(a * 1f + b * 0f); 2270 } 2271 }); 2272 if (fromView instanceof LauncherTransitionable) { 2273 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim, true); 2274 } 2275 alphaAnim.addListener(new AnimatorListenerAdapter() { 2276 @Override 2277 public void onAnimationEnd(Animator animation) { 2278 updateWallpaperVisibility(true); 2279 fromView.setVisibility(View.GONE); 2280 if (fromView instanceof LauncherTransitionable) { 2281 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim,true); 2282 } 2283 mWorkspace.hideScrollingIndicator(false); 2284 } 2285 }); 2286 2287 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2288 mStateAnimation.start(); 2289 } else { 2290 fromView.setVisibility(View.GONE); 2291 if (fromView instanceof LauncherTransitionable) { 2292 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null, true); 2293 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null, true); 2294 } 2295 } 2296 } 2297 2298 void showWorkspace(boolean animated) { 2299 Resources res = getResources(); 2300 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2301 2302 mWorkspace.changeState(Workspace.State.NORMAL, animated, stagger); 2303 if (mState == State.APPS_CUSTOMIZE) { 2304 closeAllApps(animated); 2305 } 2306 2307 mWorkspace.showDockDivider(!animated); 2308 mWorkspace.flashScrollingIndicator(); 2309 2310 // Change the state *after* we've called all the transition code 2311 mState = State.WORKSPACE; 2312 2313 // Resume the auto-advance of widgets 2314 mUserPresent = true; 2315 updateRunning(); 2316 2317 // send an accessibility event to announce the context change 2318 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2319 } 2320 2321 void enterSpringLoadedDragMode() { 2322 if (mState == State.APPS_CUSTOMIZE) { 2323 mWorkspace.changeState(Workspace.State.SPRING_LOADED); 2324 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2325 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2326 } 2327 } 2328 2329 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay) { 2330 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2331 2332 mHandler.postDelayed(new Runnable() { 2333 @Override 2334 public void run() { 2335 if (successfulDrop) { 2336 // Before we show workspace, hide all apps again because 2337 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2338 // clean up our state transition functions 2339 mAppsCustomizeTabHost.setVisibility(View.GONE); 2340 mSearchDeleteBar.showSearchBar(true); 2341 showWorkspace(true); 2342 } else { 2343 exitSpringLoadedDragMode(); 2344 } 2345 } 2346 }, (extendedDelay ? 2347 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2348 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2349 } 2350 void exitSpringLoadedDragMode() { 2351 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2352 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2353 mState = State.APPS_CUSTOMIZE; 2354 } 2355 // Otherwise, we are not in spring loaded mode, so don't do anything. 2356 } 2357 2358 public boolean isAllAppsCustomizeOpen() { 2359 return mState == State.APPS_CUSTOMIZE; 2360 } 2361 2362 /** 2363 * Shows the hotseat area. 2364 */ 2365 void showHotseat(boolean animated) { 2366 if (!LauncherApplication.isScreenLarge()) { 2367 if (animated) { 2368 int duration = mSearchDeleteBar.getTransitionInDuration(); 2369 mHotseat.animate().alpha(1f).setDuration(duration); 2370 } else { 2371 mHotseat.setAlpha(1f); 2372 } 2373 } 2374 } 2375 2376 /** 2377 * Hides the hotseat area. 2378 */ 2379 void hideHotseat(boolean animated) { 2380 if (!LauncherApplication.isScreenLarge()) { 2381 if (animated) { 2382 int duration = mSearchDeleteBar.getTransitionOutDuration(); 2383 mHotseat.animate().alpha(0f).setDuration(duration); 2384 } else { 2385 mHotseat.setAlpha(0f); 2386 } 2387 } 2388 } 2389 2390 void showAllApps(boolean animated) { 2391 if (mState != State.WORKSPACE) return; 2392 2393 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2394 mAppsCustomizeTabHost.requestFocus(); 2395 2396 // Hide the search bar and hotseat 2397 mSearchDeleteBar.hideSearchBar(animated); 2398 2399 // Change the state *after* we've called all the transition code 2400 mState = State.APPS_CUSTOMIZE; 2401 2402 // Pause the auto-advance of widgets until we are out of AllApps 2403 mUserPresent = false; 2404 updateRunning(); 2405 closeFolder(); 2406 2407 // Send an accessibility event to announce the context change 2408 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2409 } 2410 2411 /** 2412 * Things to test when changing this code. 2413 * - Home from workspace 2414 * - from center screen 2415 * - from other screens 2416 * - Home from all apps 2417 * - from center screen 2418 * - from other screens 2419 * - Back from all apps 2420 * - from center screen 2421 * - from other screens 2422 * - Launch app from workspace and quit 2423 * - with back 2424 * - with home 2425 * - Launch app from all apps and quit 2426 * - with back 2427 * - with home 2428 * - Go to a screen that's not the default, then all 2429 * apps, and launch and app, and go back 2430 * - with back 2431 * -with home 2432 * - On workspace, long press power and go back 2433 * - with back 2434 * - with home 2435 * - On all apps, long press power and go back 2436 * - with back 2437 * - with home 2438 * - On workspace, power off 2439 * - On all apps, power off 2440 * - Launch an app and turn off the screen while in that app 2441 * - Go back with home key 2442 * - Go back with back key TODO: make this not go to workspace 2443 * - From all apps 2444 * - From workspace 2445 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2446 * - From all apps 2447 * - From the center workspace 2448 * - From another workspace 2449 */ 2450 void closeAllApps(boolean animated) { 2451 if (mState == State.APPS_CUSTOMIZE || mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2452 mWorkspace.setVisibility(View.VISIBLE); 2453 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 2454 2455 // Show the search bar and hotseat 2456 mSearchDeleteBar.showSearchBar(animated); 2457 2458 // Set focus to the AppsCustomize button 2459 if (mAllAppsButton != null) { 2460 mAllAppsButton.requestFocus(); 2461 } 2462 } 2463 } 2464 2465 void lockAllApps() { 2466 // TODO 2467 } 2468 2469 void unlockAllApps() { 2470 // TODO 2471 } 2472 2473 /** 2474 * Add an item from all apps or customize onto the given workspace screen. 2475 * If layout is null, add to the current screen. 2476 */ 2477 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2478 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2479 showOutOfSpaceMessage(); 2480 } else { 2481 layout.animateDrop(); 2482 } 2483 } 2484 2485 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2486 private int getCurrentOrientationIndexForGlobalIcons() { 2487 // default - 0, landscape - 1 2488 switch (getResources().getConfiguration().orientation) { 2489 case Configuration.ORIENTATION_LANDSCAPE: 2490 return 1; 2491 default: 2492 return 0; 2493 } 2494 } 2495 2496 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2497 try { 2498 PackageManager packageManager = getPackageManager(); 2499 // Look for the toolbar icon specified in the activity meta-data 2500 Bundle metaData = packageManager.getActivityInfo( 2501 activityName, PackageManager.GET_META_DATA).metaData; 2502 if (metaData != null) { 2503 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2504 if (iconResId != 0) { 2505 Resources res = packageManager.getResourcesForActivity(activityName); 2506 return res.getDrawable(iconResId); 2507 } 2508 } 2509 } catch (NameNotFoundException e) { 2510 // This can happen if the activity defines an invalid drawable 2511 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2512 " not found", e); 2513 } catch (Resources.NotFoundException nfe) { 2514 // This can happen if the activity defines an invalid drawable 2515 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2516 nfe); 2517 } 2518 return null; 2519 } 2520 2521 // if successful in getting icon, return it; otherwise, set button to use default drawable 2522 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2523 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2524 TextView button = (TextView) findViewById(buttonId); 2525 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2526 Resources r = getResources(); 2527 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2528 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2529 2530 // If we were unable to find the icon via the meta-data, use a generic one 2531 if (toolbarIcon == null) { 2532 toolbarIcon = r.getDrawable(fallbackDrawableId); 2533 toolbarIcon.setBounds(0, 0, w, h); 2534 button.setCompoundDrawables(toolbarIcon, null, null, null); 2535 return null; 2536 } else { 2537 toolbarIcon.setBounds(0, 0, w, h); 2538 button.setCompoundDrawables(toolbarIcon, null, null, null); 2539 return toolbarIcon.getConstantState(); 2540 } 2541 } 2542 2543 // if successful in getting icon, return it; otherwise, set button to use default drawable 2544 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2545 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2546 ImageView button = (ImageView) findViewById(buttonId); 2547 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2548 2549 if (button != null) { 2550 // If we were unable to find the icon via the meta-data, use a 2551 // generic one 2552 if (toolbarIcon == null) { 2553 button.setImageResource(fallbackDrawableId); 2554 } else { 2555 button.setImageDrawable(toolbarIcon); 2556 } 2557 } 2558 2559 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2560 2561 } 2562 2563 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2564 TextView button = (TextView) findViewById(buttonId); 2565 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2566 } 2567 2568 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2569 ImageView button = (ImageView) findViewById(buttonId); 2570 button.setImageDrawable(d.newDrawable(getResources())); 2571 } 2572 2573 private void updateGlobalSearchIcon() { 2574 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2575 final View searchDivider = findViewById(R.id.search_divider); 2576 final View voiceButton = findViewById(R.id.voice_button); 2577 2578 final SearchManager searchManager = 2579 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2580 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2581 if (activityName != null) { 2582 int coi = getCurrentOrientationIndexForGlobalIcons(); 2583 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2584 R.id.search_button, activityName, R.drawable.ic_search_normal_holo); 2585 searchButton.setVisibility(View.VISIBLE); 2586 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2587 } else { 2588 // We disable both search and voice search when there is no global search provider 2589 searchButton.setVisibility(View.GONE); 2590 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2591 voiceButton.setVisibility(View.GONE); 2592 } 2593 } 2594 2595 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2596 updateButtonWithDrawable(R.id.search_button, d); 2597 } 2598 2599 private void updateVoiceSearchIcon() { 2600 final View searchDivider = findViewById(R.id.search_divider); 2601 final View voiceButton = findViewById(R.id.voice_button); 2602 2603 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2604 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2605 if (activityName != null) { 2606 int coi = getCurrentOrientationIndexForGlobalIcons(); 2607 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2608 R.id.voice_button, activityName, R.drawable.ic_voice_search_holo); 2609 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2610 voiceButton.setVisibility(View.VISIBLE); 2611 } else { 2612 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2613 voiceButton.setVisibility(View.GONE); 2614 } 2615 } 2616 2617 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2618 updateButtonWithDrawable(R.id.voice_button, d); 2619 } 2620 2621 /** 2622 * Sets the app market icon 2623 */ 2624 private void updateAppMarketIcon() { 2625 final View marketButton = findViewById(R.id.market_button); 2626 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2627 // Find the app market activity by resolving an intent. 2628 // (If multiple app markets are installed, it will return the ResolverActivity.) 2629 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2630 if (activityName != null) { 2631 int coi = getCurrentOrientationIndexForGlobalIcons(); 2632 mAppMarketIntent = intent; 2633 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 2634 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo); 2635 marketButton.setVisibility(View.VISIBLE); 2636 } else { 2637 // We should hide and disable the view so that we don't try and restore the visibility 2638 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2639 marketButton.setVisibility(View.GONE); 2640 marketButton.setEnabled(false); 2641 } 2642 } 2643 2644 private void updateAppMarketIcon(Drawable.ConstantState d) { 2645 updateTextButtonWithDrawable(R.id.market_button, d); 2646 } 2647 2648 /** 2649 * Displays the shortcut creation dialog and launches, if necessary, the 2650 * appropriate activity. 2651 */ 2652 private class CreateShortcut implements DialogInterface.OnClickListener, 2653 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 2654 DialogInterface.OnShowListener { 2655 2656 private AddAdapter mAdapter; 2657 2658 Dialog createDialog() { 2659 mAdapter = new AddAdapter(Launcher.this); 2660 2661 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 2662 AlertDialog.THEME_HOLO_DARK); 2663 builder.setAdapter(mAdapter, this); 2664 2665 AlertDialog dialog = builder.create(); 2666 dialog.setOnCancelListener(this); 2667 dialog.setOnDismissListener(this); 2668 dialog.setOnShowListener(this); 2669 2670 return dialog; 2671 } 2672 2673 public void onCancel(DialogInterface dialog) { 2674 mWaitingForResult = false; 2675 cleanup(); 2676 } 2677 2678 public void onDismiss(DialogInterface dialog) { 2679 mWaitingForResult = false; 2680 cleanup(); 2681 } 2682 2683 private void cleanup() { 2684 try { 2685 dismissDialog(DIALOG_CREATE_SHORTCUT); 2686 } catch (Exception e) { 2687 // An exception is thrown if the dialog is not visible, which is fine 2688 } 2689 } 2690 2691 /** 2692 * Handle the action clicked in the "Add to home" dialog. 2693 */ 2694 public void onClick(DialogInterface dialog, int which) { 2695 cleanup(); 2696 2697 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 2698 switch (item.actionTag) { 2699 case AddAdapter.ITEM_APPLICATION: { 2700 if (mAppsCustomizeTabHost != null) { 2701 mAppsCustomizeTabHost.selectAppsTab(); 2702 } 2703 showAllApps(true); 2704 break; 2705 } 2706 case AddAdapter.ITEM_APPWIDGET: { 2707 if (mAppsCustomizeTabHost != null) { 2708 mAppsCustomizeTabHost.selectWidgetsTab(); 2709 } 2710 showAllApps(true); 2711 break; 2712 } 2713 case AddAdapter.ITEM_WALLPAPER: { 2714 startWallpaper(); 2715 break; 2716 } 2717 } 2718 } 2719 2720 public void onShow(DialogInterface dialog) { 2721 mWaitingForResult = true; 2722 } 2723 } 2724 2725 /** 2726 * Receives notifications when system dialogs are to be closed. 2727 */ 2728 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2729 @Override 2730 public void onReceive(Context context, Intent intent) { 2731 closeSystemDialogs(); 2732 } 2733 } 2734 2735 /** 2736 * Receives notifications whenever the appwidgets are reset. 2737 */ 2738 private class AppWidgetResetObserver extends ContentObserver { 2739 public AppWidgetResetObserver() { 2740 super(new Handler()); 2741 } 2742 2743 @Override 2744 public void onChange(boolean selfChange) { 2745 onAppWidgetReset(); 2746 } 2747 } 2748 2749 /** 2750 * If the activity is currently paused, signal that we need to re-run the loader 2751 * in onResume. 2752 * 2753 * This needs to be called from incoming places where resources might have been loaded 2754 * while we are paused. That is becaues the Configuration might be wrong 2755 * when we're not running, and if it comes back to what it was when we 2756 * were paused, we are not restarted. 2757 * 2758 * Implementation of the method from LauncherModel.Callbacks. 2759 * 2760 * @return true if we are currently paused. The caller might be able to 2761 * skip some work in that case since we will come back again. 2762 */ 2763 public boolean setLoadOnResume() { 2764 if (mPaused) { 2765 Log.i(TAG, "setLoadOnResume"); 2766 mOnResumeNeedsLoad = true; 2767 return true; 2768 } else { 2769 return false; 2770 } 2771 } 2772 2773 /** 2774 * Implementation of the method from LauncherModel.Callbacks. 2775 */ 2776 public int getCurrentWorkspaceScreen() { 2777 if (mWorkspace != null) { 2778 return mWorkspace.getCurrentPage(); 2779 } else { 2780 return SCREEN_COUNT / 2; 2781 } 2782 } 2783 2784 2785 /** 2786 * Refreshes the shortcuts shown on the workspace. 2787 * 2788 * Implementation of the method from LauncherModel.Callbacks. 2789 */ 2790 public void startBinding() { 2791 final Workspace workspace = mWorkspace; 2792 2793 mWorkspace.clearDropTargets(); 2794 int count = workspace.getChildCount(); 2795 for (int i = 0; i < count; i++) { 2796 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 2797 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 2798 layoutParent.removeAllViewsInLayout(); 2799 } 2800 if (mHotseat != null) { 2801 mHotseat.resetLayout(); 2802 } 2803 } 2804 2805 /** 2806 * Bind the items start-end from the list. 2807 * 2808 * Implementation of the method from LauncherModel.Callbacks. 2809 */ 2810 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 2811 setLoadOnResume(); 2812 2813 final Workspace workspace = mWorkspace; 2814 for (int i=start; i<end; i++) { 2815 final ItemInfo item = shortcuts.get(i); 2816 2817 // Short circuit if we are loading dock items for a configuration which has no dock 2818 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 2819 mHotseat == null) { 2820 continue; 2821 } 2822 2823 switch (item.itemType) { 2824 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 2825 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 2826 View shortcut = createShortcut((ShortcutInfo)item); 2827 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 2828 item.cellY, 1, 1, false); 2829 break; 2830 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2831 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 2832 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 2833 (FolderInfo) item, mIconCache); 2834 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 2835 item.cellY, 1, 1, false); 2836 break; 2837 } 2838 } 2839 workspace.requestLayout(); 2840 } 2841 2842 /** 2843 * Implementation of the method from LauncherModel.Callbacks. 2844 */ 2845 public void bindFolders(HashMap<Long, FolderInfo> folders) { 2846 setLoadOnResume(); 2847 sFolders.clear(); 2848 sFolders.putAll(folders); 2849 } 2850 2851 /** 2852 * Add the views for a widget to the workspace. 2853 * 2854 * Implementation of the method from LauncherModel.Callbacks. 2855 */ 2856 public void bindAppWidget(LauncherAppWidgetInfo item) { 2857 setLoadOnResume(); 2858 2859 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 2860 if (DEBUG_WIDGETS) { 2861 Log.d(TAG, "bindAppWidget: " + item); 2862 } 2863 final Workspace workspace = mWorkspace; 2864 2865 final int appWidgetId = item.appWidgetId; 2866 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 2867 if (DEBUG_WIDGETS) { 2868 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 2869 } 2870 2871 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 2872 2873 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 2874 item.hostView.setTag(item); 2875 2876 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 2877 item.cellY, item.spanX, item.spanY, false); 2878 2879 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 2880 2881 workspace.requestLayout(); 2882 2883 if (DEBUG_WIDGETS) { 2884 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 2885 + (SystemClock.uptimeMillis()-start) + "ms"); 2886 } 2887 } 2888 2889 /** 2890 * Callback saying that there aren't any more items to bind. 2891 * 2892 * Implementation of the method from LauncherModel.Callbacks. 2893 */ 2894 public void finishBindingItems() { 2895 setLoadOnResume(); 2896 2897 if (mSavedState != null) { 2898 if (!mWorkspace.hasFocus()) { 2899 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 2900 } 2901 mSavedState = null; 2902 } 2903 2904 if (mSavedInstanceState != null) { 2905 super.onRestoreInstanceState(mSavedInstanceState); 2906 mSavedInstanceState = null; 2907 } 2908 2909 mWorkspaceLoading = false; 2910 2911 // If we received the result of any pending adds while the loader was running (e.g. the 2912 // widget configuration forced an orientation change), process them now. 2913 for (int i = 0; i < sPendingAddList.size(); i++) { 2914 completeAdd(sPendingAddList.get(i)); 2915 } 2916 sPendingAddList.clear(); 2917 } 2918 2919 /** 2920 * Updates the icons on the launcher that are affected by changes to the package list 2921 * on the device. 2922 */ 2923 private void updateIconsAffectedByPackageManagerChanges() { 2924 updateAppMarketIcon(); 2925 updateVoiceSearchIcon(); 2926 } 2927 2928 @Override 2929 public void bindSearchablesChanged() { 2930 updateGlobalSearchIcon(); 2931 } 2932 2933 /** 2934 * Add the icons for all apps. 2935 * 2936 * Implementation of the method from LauncherModel.Callbacks. 2937 */ 2938 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 2939 // Remove the progress bar entirely; we could also make it GONE 2940 // but better to remove it since we know it's not going to be used 2941 View progressBar = mAppsCustomizeTabHost. 2942 findViewById(R.id.apps_customize_progress_bar); 2943 if (progressBar != null) { 2944 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 2945 } 2946 // We just post the call to setApps so the user sees the progress bar 2947 // disappear-- otherwise, it just looks like the progress bar froze 2948 // which doesn't look great 2949 mAppsCustomizeTabHost.post(new Runnable() { 2950 public void run() { 2951 if (mAppsCustomizeContent != null) { 2952 mAppsCustomizeContent.setApps(apps); 2953 } 2954 } 2955 }); 2956 2957 updateIconsAffectedByPackageManagerChanges(); 2958 updateGlobalSearchIcon(); 2959 } 2960 2961 /** 2962 * A package was installed. 2963 * 2964 * Implementation of the method from LauncherModel.Callbacks. 2965 */ 2966 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 2967 setLoadOnResume(); 2968 removeDialog(DIALOG_CREATE_SHORTCUT); 2969 2970 if (mAppsCustomizeContent != null) { 2971 mAppsCustomizeContent.addApps(apps); 2972 } 2973 updateIconsAffectedByPackageManagerChanges(); 2974 } 2975 2976 /** 2977 * A package was updated. 2978 * 2979 * Implementation of the method from LauncherModel.Callbacks. 2980 */ 2981 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 2982 setLoadOnResume(); 2983 removeDialog(DIALOG_CREATE_SHORTCUT); 2984 if (mWorkspace != null) { 2985 mWorkspace.updateShortcuts(apps); 2986 } 2987 2988 if (mAppsCustomizeContent != null) { 2989 mAppsCustomizeContent.updateApps(apps); 2990 } 2991 updateIconsAffectedByPackageManagerChanges(); 2992 } 2993 2994 /** 2995 * A package was uninstalled. 2996 * 2997 * Implementation of the method from LauncherModel.Callbacks. 2998 */ 2999 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3000 removeDialog(DIALOG_CREATE_SHORTCUT); 3001 if (permanent) { 3002 mWorkspace.removeItems(apps); 3003 } 3004 3005 if (mAppsCustomizeContent != null) { 3006 mAppsCustomizeContent.removeApps(apps); 3007 } 3008 updateIconsAffectedByPackageManagerChanges(); 3009 } 3010 3011 /** 3012 * A number of packages were updated. 3013 */ 3014 public void bindPackagesUpdated() { 3015 3016 if (mAppsCustomizeContent != null) { 3017 mAppsCustomizeContent.onPackagesUpdated(); 3018 } 3019 } 3020 3021 private int mapConfigurationOriActivityInfoOri(int configOri) { 3022 final Display d = getWindowManager().getDefaultDisplay(); 3023 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3024 switch (d.getRotation()) { 3025 case Surface.ROTATION_0: 3026 case Surface.ROTATION_180: 3027 // We are currently in the same basic orientation as the natural orientation 3028 naturalOri = configOri; 3029 break; 3030 case Surface.ROTATION_90: 3031 case Surface.ROTATION_270: 3032 // We are currently in the other basic orientation to the natural orientation 3033 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3034 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3035 break; 3036 } 3037 3038 int[] oriMap = { 3039 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3040 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3041 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3042 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3043 }; 3044 // Since the map starts at portrait, we need to offset if this device's natural orientation 3045 // is landscape. 3046 int indexOffset = 0; 3047 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3048 indexOffset = 1; 3049 } 3050 return oriMap[(d.getRotation() + indexOffset) % 4]; 3051 } 3052 3053 public void lockScreenOrientationOnLargeUI() { 3054 if (LauncherApplication.isScreenLarge()) { 3055 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3056 .getConfiguration().orientation)); 3057 } 3058 } 3059 public void unlockScreenOrientationOnLargeUI() { 3060 if (LauncherApplication.isScreenLarge()) { 3061 mHandler.postDelayed(new Runnable() { 3062 public void run() { 3063 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3064 } 3065 }, mRestoreScreenOrientationDelay); 3066 } 3067 } 3068 3069 /* Cling related */ 3070 private static final String WORKSPACE_CLING_DISMISSED_KEY = "cling.workspace.dismissed"; 3071 private static final String ALLAPPS_CLING_DISMISSED_KEY = "cling.allapps.dismissed"; 3072 private void enableClingsIfNecessary() { 3073 // TEMPORARY: DISABLE CLINGS ON LARGE UI 3074 if (LauncherApplication.isScreenLarge()) return; 3075 3076 // disable clings when running in a test harness 3077 if(ActivityManager.isRunningInTestHarness()) return; 3078 3079 // Enable the clings only if they have not been dismissed before 3080 SharedPreferences prefs = 3081 getSharedPreferences("com.android.launcher2.prefs", Context.MODE_PRIVATE); 3082 if (!prefs.getBoolean(WORKSPACE_CLING_DISMISSED_KEY, false)) { 3083 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3084 cling.init(this); 3085 cling.setVisibility(View.VISIBLE); 3086 } 3087 if (!prefs.getBoolean(ALLAPPS_CLING_DISMISSED_KEY, false)) { 3088 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3089 cling.init(this); 3090 cling.setVisibility(View.VISIBLE); 3091 } 3092 } 3093 private void dismissCling(final Cling cling, final String flag) { 3094 if (cling != null) { 3095 ObjectAnimator anim = ObjectAnimator.ofFloat(cling, "alpha", 0f); 3096 anim.setDuration(DISMISS_CLING_DURATION); 3097 anim.addListener(new AnimatorListenerAdapter() { 3098 public void onAnimationEnd(Animator animation) { 3099 cling.setVisibility(View.GONE); 3100 cling.cleanup(); 3101 SharedPreferences prefs = 3102 getSharedPreferences("com.android.launcher2.prefs", Context.MODE_PRIVATE); 3103 SharedPreferences.Editor editor = prefs.edit(); 3104 editor.putBoolean(flag, true); 3105 editor.commit(); 3106 }; 3107 }); 3108 anim.start(); 3109 } 3110 } 3111 public void dismissWorkspaceCling(View v) { 3112 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3113 dismissCling(cling, WORKSPACE_CLING_DISMISSED_KEY); 3114 } 3115 public void dismissAllAppsCling(View v) { 3116 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3117 dismissCling(cling, ALLAPPS_CLING_DISMISSED_KEY); 3118 } 3119 3120 /** 3121 * Prints out out state for debugging. 3122 */ 3123 public void dumpState() { 3124 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3125 Log.d(TAG, "mSavedState=" + mSavedState); 3126 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3127 Log.d(TAG, "mRestoring=" + mRestoring); 3128 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3129 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3130 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3131 mModel.dumpState(); 3132 3133 if (mAppsCustomizeContent != null) { 3134 mAppsCustomizeContent.dumpState(); 3135 } 3136 Log.d(TAG, "END launcher2 dump state"); 3137 } 3138} 3139 3140interface LauncherTransitionable { 3141 void onLauncherTransitionStart(Animator animation, boolean toWorkspace); 3142 void onLauncherTransitionEnd(Animator animation, boolean toWorkspace); 3143} 3144