Launcher.java revision b964f9c5c27b3fc79f1321d307c97b2d48e1e461
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.View.OnLongClickListener; 79import android.view.ViewGroup; 80import android.view.WindowManager; 81import android.view.accessibility.AccessibilityEvent; 82import android.view.animation.AccelerateDecelerateInterpolator; 83import android.view.animation.AccelerateInterpolator; 84import android.view.animation.DecelerateInterpolator; 85import android.view.inputmethod.InputMethodManager; 86import android.widget.Advanceable; 87import android.widget.EditText; 88import android.widget.ImageView; 89import android.widget.TextView; 90import android.widget.Toast; 91 92import com.android.common.Search; 93import com.android.launcher.R; 94import com.android.launcher2.DropTarget.DragObject; 95 96import java.io.DataInputStream; 97import java.io.DataOutputStream; 98import java.io.FileNotFoundException; 99import java.io.IOException; 100import java.util.ArrayList; 101import java.util.HashMap; 102 103/** 104 * Default launcher application. 105 */ 106public final class Launcher extends Activity 107 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 108 AllAppsView.Watcher, View.OnTouchListener { 109 static final String TAG = "Launcher"; 110 static final boolean LOGD = false; 111 112 static final boolean PROFILE_STARTUP = false; 113 static final boolean DEBUG_WIDGETS = false; 114 115 private static final int MENU_GROUP_WALLPAPER = 1; 116 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 117 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 118 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 119 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 120 121 private static final int REQUEST_CREATE_SHORTCUT = 1; 122 private static final int REQUEST_CREATE_APPWIDGET = 5; 123 private static final int REQUEST_PICK_APPLICATION = 6; 124 private static final int REQUEST_PICK_SHORTCUT = 7; 125 private static final int REQUEST_PICK_APPWIDGET = 9; 126 private static final int REQUEST_PICK_WALLPAPER = 10; 127 128 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 129 130 static final int SCREEN_COUNT = 5; 131 static final int DEFAULT_SCREEN = 2; 132 133 static final int DIALOG_CREATE_SHORTCUT = 1; 134 static final int DIALOG_RENAME_FOLDER = 2; 135 136 private static final String PREFERENCES = "launcher.preferences"; 137 138 // Type: int 139 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 140 // Type: int 141 private static final String RUNTIME_STATE = "launcher.state"; 142 // Type: int 143 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 144 // Type: int 145 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 146 // Type: int 147 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 148 // Type: int 149 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 150 // Type: boolean 151 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 152 // Type: long 153 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 154 155 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 156 157 /** The different states that Launcher can be in. */ 158 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 159 private State mState = State.WORKSPACE; 160 private AnimatorSet mStateAnimation; 161 162 static final int APPWIDGET_HOST_ID = 1024; 163 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 164 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 165 private static final int SHOW_CLING_DURATION = 550; 166 private static final int DISMISS_CLING_DURATION = 250; 167 168 private static final Object sLock = new Object(); 169 private static int sScreen = DEFAULT_SCREEN; 170 171 private final BroadcastReceiver mCloseSystemDialogsReceiver 172 = new CloseSystemDialogsIntentReceiver(); 173 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 174 175 private LayoutInflater mInflater; 176 177 private DragController mDragController; 178 private Workspace mWorkspace; 179 180 private AppWidgetManager mAppWidgetManager; 181 private LauncherAppWidgetHost mAppWidgetHost; 182 183 private ItemInfo mPendingAddInfo = new ItemInfo(); 184 private int[] mTmpAddItemCellCoordinates = new int[2]; 185 186 private FolderInfo mFolderInfo; 187 188 private Hotseat mHotseat; 189 private View mAllAppsButton; 190 191 private SearchDropTargetBar mSearchDeleteBar; 192 private AppsCustomizeTabHost mAppsCustomizeTabHost; 193 private AppsCustomizePagedView mAppsCustomizeContent; 194 private boolean mAutoAdvanceRunning = false; 195 196 private Bundle mSavedState; 197 198 private SpannableStringBuilder mDefaultKeySsb = null; 199 200 private boolean mWorkspaceLoading = true; 201 202 private boolean mPaused = true; 203 private boolean mRestoring; 204 private boolean mWaitingForResult; 205 private boolean mOnResumeNeedsLoad; 206 207 private Bundle mSavedInstanceState; 208 209 private LauncherModel mModel; 210 private IconCache mIconCache; 211 private boolean mUserPresent = true; 212 private boolean mVisible = false; 213 private boolean mAttached = false; 214 215 private static LocaleConfiguration sLocaleConfiguration = null; 216 217 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 218 219 private Intent mAppMarketIntent = null; 220 221 // Related to the auto-advancing of widgets 222 private final int ADVANCE_MSG = 1; 223 private final int mAdvanceInterval = 20000; 224 private final int mAdvanceStagger = 250; 225 private long mAutoAdvanceSentTime; 226 private long mAutoAdvanceTimeLeft = -1; 227 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 228 new HashMap<View, AppWidgetProviderInfo>(); 229 230 // Determines how long to wait after a rotation before restoring the screen orientation to 231 // match the sensor state. 232 private final int mRestoreScreenOrientationDelay = 500; 233 234 // External icons saved in case of resource changes, orientation, etc. 235 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 236 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 237 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 238 239 private DragLayer mDragLayer; 240 241 private BubbleTextView mWaitingForResume; 242 243 private static ArrayList<PendingAddArguments> sPendingAddList 244 = new ArrayList<PendingAddArguments>(); 245 246 private static class PendingAddArguments { 247 int requestCode; 248 Intent intent; 249 long container; 250 int screen; 251 int cellX; 252 int cellY; 253 } 254 255 @Override 256 protected void onCreate(Bundle savedInstanceState) { 257 super.onCreate(savedInstanceState); 258 LauncherApplication app = ((LauncherApplication)getApplication()); 259 mModel = app.setLauncher(this); 260 mIconCache = app.getIconCache(); 261 mDragController = new DragController(this); 262 mInflater = getLayoutInflater(); 263 264 mAppWidgetManager = AppWidgetManager.getInstance(this); 265 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 266 mAppWidgetHost.startListening(); 267 268 if (PROFILE_STARTUP) { 269 android.os.Debug.startMethodTracing( 270 Environment.getExternalStorageDirectory() + "/launcher"); 271 } 272 273 checkForLocaleChange(); 274 setContentView(R.layout.launcher); 275 setupViews(); 276 showFirstRunWorkspaceCling(); 277 278 registerContentObservers(); 279 280 lockAllApps(); 281 282 mSavedState = savedInstanceState; 283 restoreState(mSavedState); 284 285 // Update customization drawer _after_ restoring the states 286 if (mAppsCustomizeContent != null) { 287 mAppsCustomizeContent.onPackagesUpdated(); 288 } 289 290 if (PROFILE_STARTUP) { 291 android.os.Debug.stopMethodTracing(); 292 } 293 294 if (!mRestoring) { 295 mModel.startLoader(this, true); 296 } 297 298 if (!mModel.isAllAppsLoaded()) { 299 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 300 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 301 } 302 303 // For handling default keys 304 mDefaultKeySsb = new SpannableStringBuilder(); 305 Selection.setSelection(mDefaultKeySsb, 0); 306 307 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 308 registerReceiver(mCloseSystemDialogsReceiver, filter); 309 310 // If we have a saved version of these external icons, we load them up immediately 311 int coi = getCurrentOrientationIndexForGlobalIcons(); 312 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 313 sAppMarketIcon[coi] == null) { 314 updateIconsAffectedByPackageManagerChanges(); 315 updateGlobalSearchIcon(); 316 } 317 if (sGlobalSearchIcon[coi] != null) { 318 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 319 } 320 if (sVoiceSearchIcon[coi] != null) { 321 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 322 } 323 if (sAppMarketIcon[coi] != null) { 324 updateAppMarketIcon(sAppMarketIcon[coi]); 325 } 326 327 // On large interfaces, we want the screen to auto-rotate based on the current orientation 328 if (LauncherApplication.isScreenLarge() || Build.TYPE.contentEquals("eng")) { 329 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 330 } 331 } 332 333 private void checkForLocaleChange() { 334 if (sLocaleConfiguration == null) { 335 new AsyncTask<Void, Void, LocaleConfiguration>() { 336 @Override 337 protected LocaleConfiguration doInBackground(Void... unused) { 338 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 339 readConfiguration(Launcher.this, localeConfiguration); 340 return localeConfiguration; 341 } 342 343 @Override 344 protected void onPostExecute(LocaleConfiguration result) { 345 sLocaleConfiguration = result; 346 checkForLocaleChange(); // recursive, but now with a locale configuration 347 } 348 }.execute(); 349 return; 350 } 351 352 final Configuration configuration = getResources().getConfiguration(); 353 354 final String previousLocale = sLocaleConfiguration.locale; 355 final String locale = configuration.locale.toString(); 356 357 final int previousMcc = sLocaleConfiguration.mcc; 358 final int mcc = configuration.mcc; 359 360 final int previousMnc = sLocaleConfiguration.mnc; 361 final int mnc = configuration.mnc; 362 363 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 364 365 if (localeChanged) { 366 sLocaleConfiguration.locale = locale; 367 sLocaleConfiguration.mcc = mcc; 368 sLocaleConfiguration.mnc = mnc; 369 370 mIconCache.flush(); 371 372 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 373 new Thread("WriteLocaleConfiguration") { 374 @Override 375 public void run() { 376 writeConfiguration(Launcher.this, localeConfiguration); 377 } 378 }.start(); 379 } 380 } 381 382 private static class LocaleConfiguration { 383 public String locale; 384 public int mcc = -1; 385 public int mnc = -1; 386 } 387 388 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 389 DataInputStream in = null; 390 try { 391 in = new DataInputStream(context.openFileInput(PREFERENCES)); 392 configuration.locale = in.readUTF(); 393 configuration.mcc = in.readInt(); 394 configuration.mnc = in.readInt(); 395 } catch (FileNotFoundException e) { 396 // Ignore 397 } catch (IOException e) { 398 // Ignore 399 } finally { 400 if (in != null) { 401 try { 402 in.close(); 403 } catch (IOException e) { 404 // Ignore 405 } 406 } 407 } 408 } 409 410 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 411 DataOutputStream out = null; 412 try { 413 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 414 out.writeUTF(configuration.locale); 415 out.writeInt(configuration.mcc); 416 out.writeInt(configuration.mnc); 417 out.flush(); 418 } catch (FileNotFoundException e) { 419 // Ignore 420 } catch (IOException e) { 421 //noinspection ResultOfMethodCallIgnored 422 context.getFileStreamPath(PREFERENCES).delete(); 423 } finally { 424 if (out != null) { 425 try { 426 out.close(); 427 } catch (IOException e) { 428 // Ignore 429 } 430 } 431 } 432 } 433 434 public DragLayer getDragLayer() { 435 return mDragLayer; 436 } 437 438 static int getScreen() { 439 synchronized (sLock) { 440 return sScreen; 441 } 442 } 443 444 static void setScreen(int screen) { 445 synchronized (sLock) { 446 sScreen = screen; 447 } 448 } 449 450 /** 451 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 452 * a configuration step, this allows the proper animations to run after other transitions. 453 */ 454 private boolean completeAdd(PendingAddArguments args) { 455 boolean result = false; 456 switch (args.requestCode) { 457 case REQUEST_PICK_APPLICATION: 458 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 459 args.cellY); 460 break; 461 case REQUEST_PICK_SHORTCUT: 462 processShortcut(args.intent); 463 break; 464 case REQUEST_CREATE_SHORTCUT: 465 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 466 args.cellY); 467 result = true; 468 break; 469 case REQUEST_PICK_APPWIDGET: 470 addAppWidgetFromPick(args.intent); 471 break; 472 case REQUEST_CREATE_APPWIDGET: 473 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 474 completeAddAppWidget(appWidgetId, args.container, args.screen); 475 result = true; 476 break; 477 case REQUEST_PICK_WALLPAPER: 478 // We just wanted the activity result here so we can clear mWaitingForResult 479 break; 480 } 481 // In any situation where we have a multi-step drop, we should reset the add info only after 482 // we complete the drop 483 resetAddInfo(); 484 return result; 485 } 486 487 @Override 488 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 489 boolean delayExitSpringLoadedMode = false; 490 mWaitingForResult = false; 491 492 // The pattern used here is that a user PICKs a specific application, 493 // which, depending on the target, might need to CREATE the actual target. 494 495 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 496 // launch over to the Music app to actually CREATE_SHORTCUT. 497 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 498 final PendingAddArguments args = new PendingAddArguments(); 499 args.requestCode = requestCode; 500 args.intent = data; 501 args.container = mPendingAddInfo.container; 502 args.screen = mPendingAddInfo.screen; 503 args.cellX = mPendingAddInfo.cellX; 504 args.cellY = mPendingAddInfo.cellY; 505 506 // If the loader is still running, defer the add until it is done. 507 if (isWorkspaceLocked()) { 508 sPendingAddList.add(args); 509 } else { 510 delayExitSpringLoadedMode = completeAdd(args); 511 } 512 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 513 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED) { 514 if (data != null) { 515 // Clean up the appWidgetId if we canceled 516 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 517 if (appWidgetId != -1) { 518 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 519 } 520 } 521 } 522 523 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 524 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode); 525 } 526 527 @Override 528 protected void onResume() { 529 super.onResume(); 530 mPaused = false; 531 if (mRestoring || mOnResumeNeedsLoad) { 532 mWorkspaceLoading = true; 533 mModel.startLoader(this, true); 534 mRestoring = false; 535 mOnResumeNeedsLoad = false; 536 } 537 if (mWaitingForResume != null) { 538 mWaitingForResume.setStayPressed(false); 539 } 540 // When we resume Launcher, a different Activity might be responsible for the app 541 // market intent, so refresh the icon 542 updateAppMarketIcon(); 543 } 544 545 @Override 546 protected void onPause() { 547 super.onPause(); 548 mPaused = true; 549 mDragController.cancelDrag(); 550 } 551 552 @Override 553 public Object onRetainNonConfigurationInstance() { 554 // Flag the loader to stop early before switching 555 mModel.stopLoader(); 556 if (mAppsCustomizeContent != null) { 557 mAppsCustomizeContent.surrender(); 558 } 559 return Boolean.TRUE; 560 } 561 562 // We can't hide the IME if it was forced open. So don't bother 563 /* 564 @Override 565 public void onWindowFocusChanged(boolean hasFocus) { 566 super.onWindowFocusChanged(hasFocus); 567 568 if (hasFocus) { 569 final InputMethodManager inputManager = (InputMethodManager) 570 getSystemService(Context.INPUT_METHOD_SERVICE); 571 WindowManager.LayoutParams lp = getWindow().getAttributes(); 572 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 573 android.os.Handler()) { 574 protected void onReceiveResult(int resultCode, Bundle resultData) { 575 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 576 } 577 }); 578 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 579 } 580 } 581 */ 582 583 private boolean acceptFilter() { 584 final InputMethodManager inputManager = (InputMethodManager) 585 getSystemService(Context.INPUT_METHOD_SERVICE); 586 return !inputManager.isFullscreenMode(); 587 } 588 589 @Override 590 public boolean onKeyDown(int keyCode, KeyEvent event) { 591 final int uniChar = event.getUnicodeChar(); 592 final boolean handled = super.onKeyDown(keyCode, event); 593 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 594 if (!handled && acceptFilter() && isKeyNotWhitespace) { 595 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 596 keyCode, event); 597 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 598 // something usable has been typed - start a search 599 // the typed text will be retrieved and cleared by 600 // showSearchDialog() 601 // If there are multiple keystrokes before the search dialog takes focus, 602 // onSearchRequested() will be called for every keystroke, 603 // but it is idempotent, so it's fine. 604 return onSearchRequested(); 605 } 606 } 607 608 // Eat the long press event so the keyboard doesn't come up. 609 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 610 return true; 611 } 612 613 return handled; 614 } 615 616 private String getTypedText() { 617 return mDefaultKeySsb.toString(); 618 } 619 620 private void clearTypedText() { 621 mDefaultKeySsb.clear(); 622 mDefaultKeySsb.clearSpans(); 623 Selection.setSelection(mDefaultKeySsb, 0); 624 } 625 626 /** 627 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 628 * State 629 */ 630 private static State intToState(int stateOrdinal) { 631 State state = State.WORKSPACE; 632 final State[] stateValues = State.values(); 633 for (int i = 0; i < stateValues.length; i++) { 634 if (stateValues[i].ordinal() == stateOrdinal) { 635 state = stateValues[i]; 636 break; 637 } 638 } 639 return state; 640 } 641 642 /** 643 * Restores the previous state, if it exists. 644 * 645 * @param savedState The previous state. 646 */ 647 private void restoreState(Bundle savedState) { 648 if (savedState == null) { 649 return; 650 } 651 652 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 653 if (state == State.APPS_CUSTOMIZE) { 654 showAllApps(false); 655 } 656 657 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 658 if (currentScreen > -1) { 659 mWorkspace.setCurrentPage(currentScreen); 660 } 661 662 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 663 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 664 665 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 666 mPendingAddInfo.container = pendingAddContainer; 667 mPendingAddInfo.screen = pendingAddScreen; 668 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 669 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 670 mRestoring = true; 671 } 672 673 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 674 if (renameFolder) { 675 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 676 mFolderInfo = mModel.getFolderById(this, sFolders, id); 677 mRestoring = true; 678 } 679 680 681 // Restore the AppsCustomize tab 682 if (mAppsCustomizeTabHost != null) { 683 String curTab = savedState.getString("apps_customize_currentTab"); 684 if (curTab != null) { 685 // We set this directly so that there is no delay before the tab is set 686 mAppsCustomizeContent.setContentType( 687 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 688 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 689 mAppsCustomizeContent.loadAssociatedPages( 690 mAppsCustomizeContent.getCurrentPage()); 691 } 692 693 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 694 mAppsCustomizeContent.restorePageForIndex(currentIndex); 695 } 696 } 697 698 /** 699 * Finds all the views we need and configure them properly. 700 */ 701 private void setupViews() { 702 final DragController dragController = mDragController; 703 704 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 705 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 706 707 // Setup the drag layer 708 mDragLayer.setup(this, dragController); 709 710 // Setup the hotseat 711 mHotseat = (Hotseat) findViewById(R.id.hotseat); 712 if (mHotseat != null) { 713 mHotseat.setup(this); 714 } 715 716 // Setup the workspace 717 mWorkspace.setHapticFeedbackEnabled(false); 718 mWorkspace.setOnLongClickListener(this); 719 mWorkspace.setup(dragController); 720 dragController.addDragListener(mWorkspace); 721 722 // Get the search/delete bar 723 mSearchDeleteBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 724 725 // Setup AppsCustomize 726 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 727 findViewById(R.id.apps_customize_pane); 728 mAppsCustomizeContent = (AppsCustomizePagedView) 729 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 730 mAppsCustomizeContent.setup(this, dragController); 731 732 733 734 // Setup the drag controller (drop targets have to be added in reverse order in priority) 735 dragController.setDragScoller(mWorkspace); 736 dragController.setScrollView(mDragLayer); 737 dragController.setMoveTarget(mWorkspace); 738 dragController.addDropTarget(mWorkspace); 739 if (mSearchDeleteBar != null) { 740 mSearchDeleteBar.setup(this, dragController); 741 } 742 } 743 744 /** 745 * Creates a view representing a shortcut. 746 * 747 * @param info The data structure describing the shortcut. 748 * 749 * @return A View inflated from R.layout.application. 750 */ 751 View createShortcut(ShortcutInfo info) { 752 return createShortcut(R.layout.application, 753 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 754 } 755 756 /** 757 * Creates a view representing a shortcut inflated from the specified resource. 758 * 759 * @param layoutResId The id of the XML layout used to create the shortcut. 760 * @param parent The group the shortcut belongs to. 761 * @param info The data structure describing the shortcut. 762 * 763 * @return A View inflated from layoutResId. 764 */ 765 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 766 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 767 favorite.applyFromShortcutInfo(info, mIconCache); 768 favorite.setOnClickListener(this); 769 return favorite; 770 } 771 772 /** 773 * Add an application shortcut to the workspace. 774 * 775 * @param data The intent describing the application. 776 * @param cellInfo The position on screen where to create the shortcut. 777 */ 778 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 779 final int[] cellXY = mTmpAddItemCellCoordinates; 780 final CellLayout layout = getCellLayout(container, screen); 781 782 // First we check if we already know the exact location where we want to add this item. 783 if (cellX >= 0 && cellY >= 0) { 784 cellXY[0] = cellX; 785 cellXY[1] = cellY; 786 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 787 showOutOfSpaceMessage(); 788 return; 789 } 790 791 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 792 793 if (info != null) { 794 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 795 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 796 info.container = ItemInfo.NO_ID; 797 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 798 isWorkspaceLocked(), cellX, cellY); 799 } else { 800 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 801 } 802 } 803 804 /** 805 * Add a shortcut to the workspace. 806 * 807 * @param data The intent describing the shortcut. 808 * @param cellInfo The position on screen where to create the shortcut. 809 */ 810 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 811 int cellY) { 812 int[] cellXY = mTmpAddItemCellCoordinates; 813 int[] touchXY = mPendingAddInfo.dropPos; 814 CellLayout layout = getCellLayout(container, screen); 815 816 boolean foundCellSpan = false; 817 818 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 819 final View view = createShortcut(info); 820 821 // First we check if we already know the exact location where we want to add this item. 822 if (cellX >= 0 && cellY >= 0) { 823 cellXY[0] = cellX; 824 cellXY[1] = cellY; 825 foundCellSpan = true; 826 827 // If appropriate, either create a folder or add to an existing folder 828 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 829 true, null,null)) { 830 return; 831 } 832 DragObject dragObject = new DragObject(); 833 dragObject.dragInfo = info; 834 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, dragObject, true)) { 835 return; 836 } 837 } else if (touchXY != null) { 838 // when dragging and dropping, just find the closest free spot 839 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 840 foundCellSpan = (result != null); 841 } else { 842 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 843 } 844 845 if (!foundCellSpan) { 846 showOutOfSpaceMessage(); 847 return; 848 } 849 850 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 851 852 if (!mRestoring) { 853 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 854 isWorkspaceLocked()); 855 } 856 } 857 858 class Padding { 859 int left = 0; 860 int right = 0; 861 int top = 0; 862 int bottom = 0; 863 } 864 865 Padding getPaddingForWidget(ComponentName component) { 866 PackageManager packageManager = getPackageManager(); 867 Padding p = new Padding(); 868 android.content.pm.ApplicationInfo appInfo; 869 870 try { 871 appInfo = packageManager.getApplicationInfo(component.getPackageName(), 0); 872 } catch (Exception e) { 873 // if we can't find the package, return 0 padding 874 return p; 875 } 876 877 if (appInfo.targetSdkVersion >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) { 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 String helpUrl = getString(R.string.help_url); 1306 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1307 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1308 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1309 1310 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1311 .setIcon(android.R.drawable.ic_menu_gallery) 1312 .setAlphabeticShortcut('W'); 1313 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1314 .setIcon(android.R.drawable.ic_menu_manage) 1315 .setIntent(manageApps) 1316 .setAlphabeticShortcut('M'); 1317 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1318 .setIcon(android.R.drawable.ic_menu_preferences) 1319 .setIntent(settings) 1320 .setAlphabeticShortcut('P'); 1321 if (!helpUrl.isEmpty()) { 1322 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1323 .setIcon(android.R.drawable.ic_menu_help) 1324 .setIntent(help) 1325 .setAlphabeticShortcut('H'); 1326 } 1327 return true; 1328 } 1329 1330 @Override 1331 public boolean onPrepareOptionsMenu(Menu menu) { 1332 super.onPrepareOptionsMenu(menu); 1333 1334 if (mAppsCustomizeTabHost.isTransitioning()) { 1335 return false; 1336 } 1337 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1338 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1339 1340 return true; 1341 } 1342 1343 @Override 1344 public boolean onOptionsItemSelected(MenuItem item) { 1345 switch (item.getItemId()) { 1346 case MENU_WALLPAPER_SETTINGS: 1347 startWallpaper(); 1348 return true; 1349 } 1350 1351 return super.onOptionsItemSelected(item); 1352 } 1353 1354 @Override 1355 public boolean onSearchRequested() { 1356 startSearch(null, false, null, true); 1357 // Use a custom animation for launching search 1358 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1359 return true; 1360 } 1361 1362 public boolean isWorkspaceLocked() { 1363 return mWorkspaceLoading || mWaitingForResult; 1364 } 1365 1366 private void addItems() { 1367 showWorkspace(true); 1368 showAddDialog(); 1369 } 1370 1371 private void resetAddInfo() { 1372 mPendingAddInfo.container = ItemInfo.NO_ID; 1373 mPendingAddInfo.screen = -1; 1374 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1375 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1376 mPendingAddInfo.dropPos = null; 1377 } 1378 1379 void addAppWidgetFromPick(Intent data) { 1380 // TODO: catch bad widget exception when sent 1381 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1382 // TODO: Is this log message meaningful? 1383 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1384 addAppWidgetImpl(appWidgetId, null); 1385 } 1386 1387 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1388 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1389 1390 if (appWidget.configure != null) { 1391 // Launch over to configure widget, if needed 1392 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1393 intent.setComponent(appWidget.configure); 1394 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1395 if (info != null) { 1396 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1397 intent.putExtra( 1398 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1399 info.mimeType); 1400 1401 final String mimeType = info.mimeType; 1402 final ClipData clipData = (ClipData) info.configurationData; 1403 final ClipDescription clipDesc = clipData.getDescription(); 1404 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1405 if (clipDesc.getMimeType(i).equals(mimeType)) { 1406 final ClipData.Item item = clipData.getItemAt(i); 1407 final CharSequence stringData = item.getText(); 1408 final Uri uriData = item.getUri(); 1409 final Intent intentData = item.getIntent(); 1410 final String key = 1411 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1412 if (uriData != null) { 1413 intent.putExtra(key, uriData); 1414 } else if (intentData != null) { 1415 intent.putExtra(key, intentData); 1416 } else if (stringData != null) { 1417 intent.putExtra(key, stringData); 1418 } 1419 break; 1420 } 1421 } 1422 } 1423 } 1424 1425 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1426 } else { 1427 // Otherwise just add it 1428 completeAddAppWidget(appWidgetId, info.container, info.screen); 1429 1430 // Exit spring loaded mode if necessary after adding the widget 1431 exitSpringLoadedDragModeDelayed(true, false); 1432 } 1433 } 1434 1435 /** 1436 * Process a shortcut drop. 1437 * 1438 * @param componentName The name of the component 1439 * @param screen The screen where it should be added 1440 * @param cell The cell it should be added to, optional 1441 * @param position The location on the screen where it was dropped, optional 1442 */ 1443 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1444 int[] cell, int[] loc) { 1445 resetAddInfo(); 1446 mPendingAddInfo.container = container; 1447 mPendingAddInfo.screen = screen; 1448 mPendingAddInfo.dropPos = loc; 1449 1450 if (cell != null) { 1451 mPendingAddInfo.cellX = cell[0]; 1452 mPendingAddInfo.cellY = cell[1]; 1453 } 1454 1455 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1456 createShortcutIntent.setComponent(componentName); 1457 processShortcut(createShortcutIntent); 1458 } 1459 1460 /** 1461 * Process a widget drop. 1462 * 1463 * @param info The PendingAppWidgetInfo of the widget being added. 1464 * @param screen The screen where it should be added 1465 * @param cell The cell it should be added to, optional 1466 * @param position The location on the screen where it was dropped, optional 1467 */ 1468 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1469 int[] cell, int[] loc) { 1470 resetAddInfo(); 1471 mPendingAddInfo.container = info.container = container; 1472 mPendingAddInfo.screen = info.screen = screen; 1473 mPendingAddInfo.dropPos = loc; 1474 if (cell != null) { 1475 mPendingAddInfo.cellX = cell[0]; 1476 mPendingAddInfo.cellY = cell[1]; 1477 } 1478 1479 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1480 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1481 addAppWidgetImpl(appWidgetId, info); 1482 } 1483 1484 void processShortcut(Intent intent) { 1485 // Handle case where user selected "Applications" 1486 String applicationName = getResources().getString(R.string.group_applications); 1487 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1488 1489 if (applicationName != null && applicationName.equals(shortcutName)) { 1490 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1491 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1492 1493 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1494 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1495 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1496 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1497 } else { 1498 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1499 } 1500 } 1501 1502 void processWallpaper(Intent intent) { 1503 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1504 } 1505 1506 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1507 int cellY) { 1508 final FolderInfo folderInfo = new FolderInfo(); 1509 folderInfo.title = getText(R.string.folder_name); 1510 1511 // Update the model 1512 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1513 false); 1514 sFolders.put(folderInfo.id, folderInfo); 1515 1516 // Create the view 1517 FolderIcon newFolder = 1518 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1519 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1520 isWorkspaceLocked()); 1521 return newFolder; 1522 } 1523 1524 void removeFolder(FolderInfo folder) { 1525 sFolders.remove(folder.id); 1526 } 1527 1528 private void showNotifications() { 1529 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1530 if (statusBar != null) { 1531 statusBar.expand(); 1532 } 1533 } 1534 1535 private void startWallpaper() { 1536 showWorkspace(true); 1537 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1538 Intent chooser = Intent.createChooser(pickWallpaper, 1539 getText(R.string.chooser_wallpaper)); 1540 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1541 // Removed in Eclair MR1 1542// WallpaperManager wm = (WallpaperManager) 1543// getSystemService(Context.WALLPAPER_SERVICE); 1544// WallpaperInfo wi = wm.getWallpaperInfo(); 1545// if (wi != null && wi.getSettingsActivity() != null) { 1546// LabeledIntent li = new LabeledIntent(getPackageName(), 1547// R.string.configure_wallpaper, 0); 1548// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1549// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1550// } 1551 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1552 } 1553 1554 /** 1555 * Registers various content observers. The current implementation registers 1556 * only a favorites observer to keep track of the favorites applications. 1557 */ 1558 private void registerContentObservers() { 1559 ContentResolver resolver = getContentResolver(); 1560 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1561 true, mWidgetObserver); 1562 } 1563 1564 @Override 1565 public boolean dispatchKeyEvent(KeyEvent event) { 1566 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1567 switch (event.getKeyCode()) { 1568 case KeyEvent.KEYCODE_HOME: 1569 return true; 1570 case KeyEvent.KEYCODE_VOLUME_DOWN: 1571 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1572 dumpState(); 1573 return true; 1574 } 1575 break; 1576 } 1577 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1578 switch (event.getKeyCode()) { 1579 case KeyEvent.KEYCODE_HOME: 1580 return true; 1581 } 1582 } 1583 1584 return super.dispatchKeyEvent(event); 1585 } 1586 1587 @Override 1588 public void onBackPressed() { 1589 if (mState == State.APPS_CUSTOMIZE) { 1590 showWorkspace(true); 1591 } else if (mWorkspace.getOpenFolder() != null) { 1592 Folder openFolder = mWorkspace.getOpenFolder(); 1593 if (openFolder.isEditingName()) { 1594 openFolder.dismissEditingName(); 1595 } else { 1596 closeFolder(); 1597 } 1598 } else { 1599 mWorkspace.exitWidgetResizeMode(); 1600 1601 // Back button is a no-op here, but give at least some feedback for the button press 1602 mWorkspace.showOutlinesTemporarily(); 1603 } 1604 } 1605 1606 /** 1607 * Re-listen when widgets are reset. 1608 */ 1609 private void onAppWidgetReset() { 1610 if (mAppWidgetHost != null) { 1611 mAppWidgetHost.startListening(); 1612 } 1613 } 1614 1615 /** 1616 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1617 * leak the previous Home screen on orientation change. 1618 */ 1619 private void unbindWorkspaceAndHotseatItems() { 1620 if (mModel != null) { 1621 mModel.unbindWorkspaceItems(); 1622 } 1623 } 1624 1625 /** 1626 * Launches the intent referred by the clicked shortcut. 1627 * 1628 * @param v The view representing the clicked shortcut. 1629 */ 1630 public void onClick(View v) { 1631 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1632 // view has detached (it's possible for this to happen if the view is removed mid touch). 1633 if (v.getWindowToken() == null) { 1634 return; 1635 } 1636 1637 if (mWorkspace.isSwitchingState()) { 1638 return; 1639 } 1640 1641 Object tag = v.getTag(); 1642 if (tag instanceof ShortcutInfo) { 1643 // Open shortcut 1644 final Intent intent = ((ShortcutInfo) tag).intent; 1645 int[] pos = new int[2]; 1646 v.getLocationOnScreen(pos); 1647 intent.setSourceBounds(new Rect(pos[0], pos[1], 1648 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1649 boolean success = startActivitySafely(intent, tag); 1650 1651 if (success && v instanceof BubbleTextView) { 1652 mWaitingForResume = (BubbleTextView) v; 1653 mWaitingForResume.setStayPressed(true); 1654 } 1655 } else if (tag instanceof FolderInfo) { 1656 if (v instanceof FolderIcon) { 1657 FolderIcon fi = (FolderIcon) v; 1658 handleFolderClick(fi); 1659 } 1660 } else if (v == mAllAppsButton) { 1661 if (mState == State.APPS_CUSTOMIZE) { 1662 showWorkspace(true); 1663 } else { 1664 showAllApps(true); 1665 } 1666 } 1667 } 1668 1669 public boolean onTouch(View v, MotionEvent event) { 1670 // this is an intercepted event being forwarded from mWorkspace; 1671 // clicking anywhere on the workspace causes the customization drawer to slide down 1672 showWorkspace(true); 1673 return false; 1674 } 1675 1676 /** 1677 * Event handler for the search button 1678 * 1679 * @param v The view that was clicked. 1680 */ 1681 public void onClickSearchButton(View v) { 1682 onSearchRequested(); 1683 } 1684 1685 /** 1686 * Event handler for the voice button 1687 * 1688 * @param v The view that was clicked. 1689 */ 1690 public void onClickVoiceButton(View v) { 1691 startVoiceSearch(); 1692 } 1693 1694 private void startVoiceSearch() { 1695 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1696 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1697 startActivity(intent); 1698 } 1699 1700 /** 1701 * Event handler for the "grid" button that appears on the home screen, which 1702 * enters all apps mode. 1703 * 1704 * @param v The view that was clicked. 1705 */ 1706 public void onClickAllAppsButton(View v) { 1707 showAllApps(true); 1708 } 1709 1710 public void onClickAppMarketButton(View v) { 1711 if (mAppMarketIntent != null) { 1712 startActivitySafely(mAppMarketIntent, "app market"); 1713 } 1714 } 1715 1716 void startApplicationDetailsActivity(ComponentName componentName) { 1717 String packageName = componentName.getPackageName(); 1718 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1719 Uri.fromParts("package", packageName, null)); 1720 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1721 startActivity(intent); 1722 } 1723 1724 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1725 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1726 // System applications cannot be installed. For now, show a toast explaining that. 1727 // We may give them the option of disabling apps this way. 1728 int messageId = R.string.uninstall_system_app_text; 1729 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1730 } else { 1731 String packageName = appInfo.componentName.getPackageName(); 1732 String className = appInfo.componentName.getClassName(); 1733 Intent intent = new Intent( 1734 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1735 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1736 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1737 startActivity(intent); 1738 } 1739 } 1740 1741 boolean startActivitySafely(Intent intent, Object tag) { 1742 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1743 try { 1744 startActivity(intent); 1745 return true; 1746 } catch (ActivityNotFoundException e) { 1747 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1748 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1749 } catch (SecurityException e) { 1750 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1751 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1752 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1753 "or use the exported attribute for this activity. " 1754 + "tag="+ tag + " intent=" + intent, e); 1755 } 1756 return false; 1757 } 1758 1759 void startActivityForResultSafely(Intent intent, int requestCode) { 1760 try { 1761 startActivityForResult(intent, requestCode); 1762 } catch (ActivityNotFoundException e) { 1763 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1764 } catch (SecurityException e) { 1765 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1766 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1767 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1768 "or use the exported attribute for this activity.", e); 1769 } 1770 } 1771 1772 private void handleFolderClick(FolderIcon folderIcon) { 1773 final FolderInfo info = folderIcon.mInfo; 1774 Folder openFolder = mWorkspace.getFolderForTag(info); 1775 1776 // If the folder info reports that the associated folder is open, then verify that 1777 // it is actually opened. There have been a few instances where this gets out of sync. 1778 if (info.opened && openFolder == null) { 1779 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 1780 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 1781 info.opened = false; 1782 } 1783 1784 if (!info.opened) { 1785 // Close any open folder 1786 closeFolder(); 1787 // Open the requested folder 1788 openFolder(folderIcon); 1789 } else { 1790 // Find the open folder... 1791 int folderScreen; 1792 if (openFolder != null) { 1793 folderScreen = mWorkspace.getPageForView(openFolder); 1794 // .. and close it 1795 closeFolder(openFolder); 1796 if (folderScreen != mWorkspace.getCurrentPage()) { 1797 // Close any folder open on the current screen 1798 closeFolder(); 1799 // Pull the folder onto this screen 1800 openFolder(folderIcon); 1801 } 1802 } 1803 } 1804 } 1805 1806 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1807 if (fi == null) return; 1808 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1809 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1810 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1811 1812 FolderInfo info = (FolderInfo) fi.getTag(); 1813 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1814 CellLayout cl = (CellLayout) fi.getParent().getParent(); 1815 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 1816 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 1817 } 1818 1819 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1820 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1821 oa.start(); 1822 } 1823 1824 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1825 if (fi == null) return; 1826 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1827 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1828 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1829 1830 FolderInfo info = (FolderInfo) fi.getTag(); 1831 CellLayout cl = null; 1832 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1833 cl = (CellLayout) fi.getParent().getParent(); 1834 } 1835 1836 final CellLayout layout = cl; 1837 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1838 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1839 oa.addListener(new AnimatorListenerAdapter() { 1840 @Override 1841 public void onAnimationEnd(Animator animation) { 1842 if (layout != null) { 1843 layout.clearFolderLeaveBehind(); 1844 } 1845 } 1846 }); 1847 oa.start(); 1848 } 1849 1850 /** 1851 * Opens the user folder described by the specified tag. The opening of the folder 1852 * is animated relative to the specified View. If the View is null, no animation 1853 * is played. 1854 * 1855 * @param folderInfo The FolderInfo describing the folder to open. 1856 */ 1857 public void openFolder(FolderIcon folderIcon) { 1858 Folder folder = folderIcon.mFolder; 1859 FolderInfo info = folder.mInfo; 1860 1861 growAndFadeOutFolderIcon(folderIcon); 1862 info.opened = true; 1863 1864 // Just verify that the folder hasn't already been added to the DragLayer. 1865 // There was a one-off crash where the folder had a parent already. 1866 if (folder.getParent() == null) { 1867 mDragLayer.addView(folder); 1868 mDragController.addDropTarget((DropTarget) folder); 1869 } else { 1870 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 1871 folder.getParent() + ")."); 1872 } 1873 folder.animateOpen(); 1874 } 1875 1876 public void closeFolder() { 1877 Folder folder = mWorkspace.getOpenFolder(); 1878 if (folder != null) { 1879 closeFolder(folder); 1880 1881 // Dismiss the folder cling 1882 dismissFolderCling(null); 1883 } 1884 } 1885 1886 void closeFolder(Folder folder) { 1887 folder.getInfo().opened = false; 1888 1889 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1890 if (parent != null) { 1891 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 1892 shrinkAndFadeInFolderIcon(fi); 1893 } 1894 folder.animateClosed(); 1895 } 1896 1897 public boolean onLongClick(View v) { 1898 if (mState != State.WORKSPACE) { 1899 return false; 1900 } 1901 1902 if (isWorkspaceLocked()) { 1903 return false; 1904 } 1905 1906 if (!(v instanceof CellLayout)) { 1907 v = (View) v.getParent().getParent(); 1908 } 1909 1910 resetAddInfo(); 1911 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 1912 // This happens when long clicking an item with the dpad/trackball 1913 if (longClickCellInfo == null) { 1914 return true; 1915 } 1916 1917 // The hotseat touch handling does not go through Workspace, and we always allow long press 1918 // on hotseat items. 1919 final View itemUnderLongClick = longClickCellInfo.cell; 1920 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 1921 if (allowLongPress && !mDragController.isDragging()) { 1922 if (itemUnderLongClick == null) { 1923 // User long pressed on empty space 1924 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 1925 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 1926 startWallpaper(); 1927 } else { 1928 if (!(itemUnderLongClick instanceof Folder)) { 1929 // User long pressed on an item 1930 mWorkspace.startDrag(longClickCellInfo); 1931 } 1932 } 1933 } 1934 return true; 1935 } 1936 1937 boolean isHotseatLayout(View layout) { 1938 return mHotseat != null && layout != null && 1939 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 1940 } 1941 Hotseat getHotseat() { 1942 return mHotseat; 1943 } 1944 1945 /** 1946 * Returns the CellLayout of the specified container at the specified screen. 1947 */ 1948 CellLayout getCellLayout(long container, int screen) { 1949 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1950 if (mHotseat != null) { 1951 return mHotseat.getLayout(); 1952 } else { 1953 return null; 1954 } 1955 } else { 1956 return (CellLayout) mWorkspace.getChildAt(screen); 1957 } 1958 } 1959 1960 Workspace getWorkspace() { 1961 return mWorkspace; 1962 } 1963 1964 @Override 1965 protected Dialog onCreateDialog(int id) { 1966 switch (id) { 1967 case DIALOG_CREATE_SHORTCUT: 1968 return new CreateShortcut().createDialog(); 1969 case DIALOG_RENAME_FOLDER: 1970 return new RenameFolder().createDialog(); 1971 } 1972 1973 return super.onCreateDialog(id); 1974 } 1975 1976 @Override 1977 protected void onPrepareDialog(int id, Dialog dialog) { 1978 switch (id) { 1979 case DIALOG_CREATE_SHORTCUT: 1980 break; 1981 case DIALOG_RENAME_FOLDER: 1982 if (mFolderInfo != null) { 1983 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 1984 final CharSequence text = mFolderInfo.title; 1985 input.setText(text); 1986 input.setSelection(0, text.length()); 1987 } 1988 break; 1989 } 1990 } 1991 1992 void showRenameDialog(FolderInfo info) { 1993 mFolderInfo = info; 1994 mWaitingForResult = true; 1995 showDialog(DIALOG_RENAME_FOLDER); 1996 } 1997 1998 private void showAddDialog() { 1999 resetAddInfo(); 2000 mPendingAddInfo.container = LauncherSettings.Favorites.CONTAINER_DESKTOP; 2001 mPendingAddInfo.screen = mWorkspace.getCurrentPage(); 2002 mWaitingForResult = true; 2003 showDialog(DIALOG_CREATE_SHORTCUT); 2004 } 2005 2006 private class RenameFolder { 2007 private EditText mInput; 2008 2009 Dialog createDialog() { 2010 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 2011 mInput = (EditText) layout.findViewById(R.id.folder_name); 2012 2013 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 2014 builder.setIcon(0); 2015 builder.setTitle(getString(R.string.rename_folder_title)); 2016 builder.setCancelable(true); 2017 builder.setOnCancelListener(new Dialog.OnCancelListener() { 2018 public void onCancel(DialogInterface dialog) { 2019 cleanup(); 2020 } 2021 }); 2022 builder.setNegativeButton(getString(R.string.cancel_action), 2023 new Dialog.OnClickListener() { 2024 public void onClick(DialogInterface dialog, int which) { 2025 cleanup(); 2026 } 2027 } 2028 ); 2029 builder.setPositiveButton(getString(R.string.rename_action), 2030 new Dialog.OnClickListener() { 2031 public void onClick(DialogInterface dialog, int which) { 2032 changeFolderName(); 2033 } 2034 } 2035 ); 2036 builder.setView(layout); 2037 2038 final AlertDialog dialog = builder.create(); 2039 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 2040 public void onShow(DialogInterface dialog) { 2041 mWaitingForResult = true; 2042 mInput.requestFocus(); 2043 InputMethodManager inputManager = (InputMethodManager) 2044 getSystemService(Context.INPUT_METHOD_SERVICE); 2045 inputManager.showSoftInput(mInput, 0); 2046 } 2047 }); 2048 2049 return dialog; 2050 } 2051 2052 private void changeFolderName() { 2053 final String name = mInput.getText().toString(); 2054 if (!TextUtils.isEmpty(name)) { 2055 // Make sure we have the right folder info 2056 mFolderInfo = sFolders.get(mFolderInfo.id); 2057 mFolderInfo.title = name; 2058 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 2059 2060 if (mWorkspaceLoading) { 2061 lockAllApps(); 2062 mModel.startLoader(Launcher.this, false); 2063 } else { 2064 final FolderIcon folderIcon = (FolderIcon) 2065 mWorkspace.getViewForTag(mFolderInfo); 2066 if (folderIcon != null) { 2067 // TODO: At some point we'll probably want some version of setting 2068 // the text for a folder icon. 2069 //folderIcon.setText(name); 2070 getWorkspace().requestLayout(); 2071 } else { 2072 lockAllApps(); 2073 mWorkspaceLoading = true; 2074 mModel.startLoader(Launcher.this, false); 2075 } 2076 } 2077 } 2078 cleanup(); 2079 } 2080 2081 private void cleanup() { 2082 dismissDialog(DIALOG_RENAME_FOLDER); 2083 mWaitingForResult = false; 2084 mFolderInfo = null; 2085 } 2086 } 2087 2088 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2089 public boolean isAllAppsVisible() { 2090 return (mState == State.APPS_CUSTOMIZE); 2091 } 2092 2093 // AllAppsView.Watcher 2094 public void zoomed(float zoom) { 2095 if (zoom == 1.0f) { 2096 mWorkspace.setVisibility(View.GONE); 2097 } 2098 } 2099 2100 /** 2101 * Helper method for the cameraZoomIn/cameraZoomOut animations 2102 * @param view The view being animated 2103 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2104 * @param scaleFactor The scale factor used for the zoom 2105 */ 2106 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2107 view.setPivotX(view.getWidth() / 2.0f); 2108 view.setPivotY(view.getHeight() / 2.0f); 2109 } 2110 2111 void updateWallpaperVisibility(boolean visible) { 2112 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2113 int curflags = getWindow().getAttributes().flags 2114 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2115 if (wpflags != curflags) { 2116 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2117 } 2118 } 2119 2120 /** 2121 * Zoom the camera out from the workspace to reveal 'toView'. 2122 * Assumes that the view to show is anchored at either the very top or very bottom 2123 * of the screen. 2124 * @param toState The state to zoom out to. Must be APPS_CUSTOMIZE. 2125 */ 2126 private void cameraZoomOut(State toState, boolean animated, final boolean springLoaded) { 2127 final Resources res = getResources(); 2128 final Launcher instance = this; 2129 2130 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2131 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2132 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2133 final View toView = mAppsCustomizeTabHost; 2134 final int startDelay = 2135 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2136 2137 setPivotsForZoom(toView, toState, scale); 2138 2139 // Shrink workspaces away if going to AppsCustomize from workspace 2140 mWorkspace.changeState(Workspace.State.SMALL, animated); 2141 //hideHotseat(animated); 2142 2143 if (animated) { 2144 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2145 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2146 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2147 public void onAnimationUpdate(float a, float b) { 2148 ((View) toView.getParent()).invalidate(); 2149 toView.fastInvalidate(); 2150 toView.setFastScaleX(a * scale + b * 1f); 2151 toView.setFastScaleY(a * scale + b * 1f); 2152 } 2153 }); 2154 2155 toView.setVisibility(View.VISIBLE); 2156 toView.setFastAlpha(0f); 2157 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2158 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2159 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2160 public void onAnimationUpdate(float a, float b) { 2161 // don't need to invalidate because we do so above 2162 toView.setFastAlpha(a * 0f + b * 1f); 2163 } 2164 }); 2165 alphaAnim.setStartDelay(startDelay); 2166 alphaAnim.start(); 2167 2168 if (toView instanceof LauncherTransitionable) { 2169 ((LauncherTransitionable) toView).onLauncherTransitionStart(instance, scaleAnim, 2170 false); 2171 } 2172 scaleAnim.addListener(new AnimatorListenerAdapter() { 2173 boolean animationCancelled = false; 2174 2175 @Override 2176 public void onAnimationStart(Animator animation) { 2177 updateWallpaperVisibility(true); 2178 // Prepare the position 2179 toView.setTranslationX(0.0f); 2180 toView.setTranslationY(0.0f); 2181 toView.setVisibility(View.VISIBLE); 2182 toView.bringToFront(); 2183 } 2184 @Override 2185 public void onAnimationEnd(Animator animation) { 2186 // If we don't set the final scale values here, if this animation is cancelled 2187 // it will have the wrong scale value and subsequent cameraPan animations will 2188 // not fix that 2189 toView.setScaleX(1.0f); 2190 toView.setScaleY(1.0f); 2191 if (toView instanceof LauncherTransitionable) { 2192 ((LauncherTransitionable) toView).onLauncherTransitionEnd(instance, 2193 scaleAnim, false); 2194 } 2195 2196 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2197 // Hide the workspace scrollbar 2198 mWorkspace.hideScrollingIndicator(true); 2199 mWorkspace.hideDockDivider(true); 2200 } 2201 if (!animationCancelled) { 2202 updateWallpaperVisibility(false); 2203 } 2204 } 2205 2206 @Override 2207 public void onAnimationCancel(Animator animation) { 2208 animationCancelled = true; 2209 } 2210 }); 2211 2212 // toView should appear right at the end of the workspace shrink animation 2213 2214 if (mStateAnimation != null) mStateAnimation.cancel(); 2215 mStateAnimation = new AnimatorSet(); 2216 mStateAnimation.play(scaleAnim).after(startDelay); 2217 mStateAnimation.start(); 2218 } else { 2219 toView.setTranslationX(0.0f); 2220 toView.setTranslationY(0.0f); 2221 toView.setScaleX(1.0f); 2222 toView.setScaleY(1.0f); 2223 toView.setVisibility(View.VISIBLE); 2224 toView.bringToFront(); 2225 if (toView instanceof LauncherTransitionable) { 2226 ((LauncherTransitionable) toView).onLauncherTransitionStart(instance, null, false); 2227 ((LauncherTransitionable) toView).onLauncherTransitionEnd(instance, null, false); 2228 2229 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2230 // Hide the workspace scrollbar 2231 mWorkspace.hideScrollingIndicator(true); 2232 mWorkspace.hideDockDivider(true); 2233 } 2234 } 2235 updateWallpaperVisibility(false); 2236 } 2237 } 2238 2239 /** 2240 * Zoom the camera back into the workspace, hiding 'fromView'. 2241 * This is the opposite of cameraZoomOut. 2242 * @param fromState The current state (must be APPS_CUSTOMIZE). 2243 * @param animated If true, the transition will be animated. 2244 */ 2245 private void cameraZoomIn(State fromState, boolean animated, final boolean springLoaded) { 2246 Resources res = getResources(); 2247 final Launcher instance = this; 2248 2249 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2250 final float scaleFactor = (float) 2251 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2252 final View fromView = mAppsCustomizeTabHost; 2253 2254 setPivotsForZoom(fromView, fromState, scaleFactor); 2255 updateWallpaperVisibility(true); 2256 showHotseat(animated); 2257 if (animated) { 2258 if (mStateAnimation != null) mStateAnimation.cancel(); 2259 mStateAnimation = new AnimatorSet(); 2260 2261 final float oldScaleX = fromView.getScaleX(); 2262 final float oldScaleY = fromView.getScaleY(); 2263 2264 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2265 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2266 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2267 public void onAnimationUpdate(float a, float b) { 2268 ((View)fromView.getParent()).fastInvalidate(); 2269 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2270 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2271 } 2272 }); 2273 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2274 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2275 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2276 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2277 public void onAnimationUpdate(float a, float b) { 2278 // don't need to invalidate because we do so above 2279 fromView.setFastAlpha(a * 1f + b * 0f); 2280 } 2281 }); 2282 if (fromView instanceof LauncherTransitionable) { 2283 ((LauncherTransitionable) fromView).onLauncherTransitionStart(instance, alphaAnim, 2284 true); 2285 } 2286 alphaAnim.addListener(new AnimatorListenerAdapter() { 2287 @Override 2288 public void onAnimationEnd(Animator animation) { 2289 updateWallpaperVisibility(true); 2290 fromView.setVisibility(View.GONE); 2291 if (fromView instanceof LauncherTransitionable) { 2292 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(instance, 2293 alphaAnim, true); 2294 } 2295 mWorkspace.hideScrollingIndicator(false); 2296 } 2297 }); 2298 2299 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2300 mStateAnimation.start(); 2301 } else { 2302 fromView.setVisibility(View.GONE); 2303 if (fromView instanceof LauncherTransitionable) { 2304 ((LauncherTransitionable) fromView).onLauncherTransitionStart(instance, null, true); 2305 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(instance, null, true); 2306 } 2307 } 2308 } 2309 2310 void showWorkspace(boolean animated) { 2311 Resources res = getResources(); 2312 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2313 2314 mWorkspace.changeState(Workspace.State.NORMAL, animated, stagger); 2315 if (mState == State.APPS_CUSTOMIZE) { 2316 closeAllApps(animated); 2317 } 2318 2319 mWorkspace.showDockDivider(!animated); 2320 mWorkspace.flashScrollingIndicator(); 2321 2322 // Change the state *after* we've called all the transition code 2323 mState = State.WORKSPACE; 2324 2325 // Resume the auto-advance of widgets 2326 mUserPresent = true; 2327 updateRunning(); 2328 2329 // send an accessibility event to announce the context change 2330 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2331 } 2332 2333 void enterSpringLoadedDragMode() { 2334 if (mState == State.APPS_CUSTOMIZE) { 2335 mWorkspace.changeState(Workspace.State.SPRING_LOADED); 2336 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2337 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2338 } 2339 } 2340 2341 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay) { 2342 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2343 2344 mHandler.postDelayed(new Runnable() { 2345 @Override 2346 public void run() { 2347 if (successfulDrop) { 2348 // Before we show workspace, hide all apps again because 2349 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2350 // clean up our state transition functions 2351 mAppsCustomizeTabHost.setVisibility(View.GONE); 2352 mSearchDeleteBar.showSearchBar(true); 2353 showWorkspace(true); 2354 } else { 2355 exitSpringLoadedDragMode(); 2356 } 2357 } 2358 }, (extendedDelay ? 2359 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2360 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2361 } 2362 void exitSpringLoadedDragMode() { 2363 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2364 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2365 mState = State.APPS_CUSTOMIZE; 2366 } 2367 // Otherwise, we are not in spring loaded mode, so don't do anything. 2368 } 2369 2370 public boolean isAllAppsCustomizeOpen() { 2371 return mState == State.APPS_CUSTOMIZE; 2372 } 2373 2374 /** 2375 * Shows the hotseat area. 2376 */ 2377 void showHotseat(boolean animated) { 2378 if (!LauncherApplication.isScreenLarge()) { 2379 if (animated) { 2380 int duration = mSearchDeleteBar.getTransitionInDuration(); 2381 mHotseat.animate().alpha(1f).setDuration(duration); 2382 } else { 2383 mHotseat.setAlpha(1f); 2384 } 2385 } 2386 } 2387 2388 /** 2389 * Hides the hotseat area. 2390 */ 2391 void hideHotseat(boolean animated) { 2392 if (!LauncherApplication.isScreenLarge()) { 2393 if (animated) { 2394 int duration = mSearchDeleteBar.getTransitionOutDuration(); 2395 mHotseat.animate().alpha(0f).setDuration(duration); 2396 } else { 2397 mHotseat.setAlpha(0f); 2398 } 2399 } 2400 } 2401 2402 void showAllApps(boolean animated) { 2403 if (mState != State.WORKSPACE) return; 2404 2405 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2406 mAppsCustomizeTabHost.requestFocus(); 2407 2408 // Hide the search bar and hotseat 2409 mSearchDeleteBar.hideSearchBar(animated); 2410 2411 // Change the state *after* we've called all the transition code 2412 mState = State.APPS_CUSTOMIZE; 2413 2414 // Pause the auto-advance of widgets until we are out of AllApps 2415 mUserPresent = false; 2416 updateRunning(); 2417 closeFolder(); 2418 2419 // Send an accessibility event to announce the context change 2420 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2421 } 2422 2423 /** 2424 * Things to test when changing this code. 2425 * - Home from workspace 2426 * - from center screen 2427 * - from other screens 2428 * - Home from all apps 2429 * - from center screen 2430 * - from other screens 2431 * - Back from all apps 2432 * - from center screen 2433 * - from other screens 2434 * - Launch app from workspace and quit 2435 * - with back 2436 * - with home 2437 * - Launch app from all apps and quit 2438 * - with back 2439 * - with home 2440 * - Go to a screen that's not the default, then all 2441 * apps, and launch and app, and go back 2442 * - with back 2443 * -with home 2444 * - On workspace, long press power and go back 2445 * - with back 2446 * - with home 2447 * - On all apps, long press power and go back 2448 * - with back 2449 * - with home 2450 * - On workspace, power off 2451 * - On all apps, power off 2452 * - Launch an app and turn off the screen while in that app 2453 * - Go back with home key 2454 * - Go back with back key TODO: make this not go to workspace 2455 * - From all apps 2456 * - From workspace 2457 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2458 * - From all apps 2459 * - From the center workspace 2460 * - From another workspace 2461 */ 2462 void closeAllApps(boolean animated) { 2463 if (mState == State.APPS_CUSTOMIZE || mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2464 mWorkspace.setVisibility(View.VISIBLE); 2465 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 2466 2467 // Show the search bar and hotseat 2468 mSearchDeleteBar.showSearchBar(animated); 2469 2470 // Set focus to the AppsCustomize button 2471 if (mAllAppsButton != null) { 2472 mAllAppsButton.requestFocus(); 2473 } 2474 } 2475 } 2476 2477 void lockAllApps() { 2478 // TODO 2479 } 2480 2481 void unlockAllApps() { 2482 // TODO 2483 } 2484 2485 /** 2486 * Add an item from all apps or customize onto the given workspace screen. 2487 * If layout is null, add to the current screen. 2488 */ 2489 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2490 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2491 showOutOfSpaceMessage(); 2492 } else { 2493 layout.animateDrop(); 2494 } 2495 } 2496 2497 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2498 private int getCurrentOrientationIndexForGlobalIcons() { 2499 // default - 0, landscape - 1 2500 switch (getResources().getConfiguration().orientation) { 2501 case Configuration.ORIENTATION_LANDSCAPE: 2502 return 1; 2503 default: 2504 return 0; 2505 } 2506 } 2507 2508 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2509 try { 2510 PackageManager packageManager = getPackageManager(); 2511 // Look for the toolbar icon specified in the activity meta-data 2512 Bundle metaData = packageManager.getActivityInfo( 2513 activityName, PackageManager.GET_META_DATA).metaData; 2514 if (metaData != null) { 2515 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2516 if (iconResId != 0) { 2517 Resources res = packageManager.getResourcesForActivity(activityName); 2518 return res.getDrawable(iconResId); 2519 } 2520 } 2521 } catch (NameNotFoundException e) { 2522 // This can happen if the activity defines an invalid drawable 2523 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2524 " not found", e); 2525 } catch (Resources.NotFoundException nfe) { 2526 // This can happen if the activity defines an invalid drawable 2527 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2528 nfe); 2529 } 2530 return null; 2531 } 2532 2533 // if successful in getting icon, return it; otherwise, set button to use default drawable 2534 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2535 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2536 TextView button = (TextView) findViewById(buttonId); 2537 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2538 Resources r = getResources(); 2539 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2540 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2541 2542 // If we were unable to find the icon via the meta-data, use a generic one 2543 if (toolbarIcon == null) { 2544 toolbarIcon = r.getDrawable(fallbackDrawableId); 2545 toolbarIcon.setBounds(0, 0, w, h); 2546 button.setCompoundDrawables(toolbarIcon, null, null, null); 2547 return null; 2548 } else { 2549 toolbarIcon.setBounds(0, 0, w, h); 2550 button.setCompoundDrawables(toolbarIcon, null, null, null); 2551 return toolbarIcon.getConstantState(); 2552 } 2553 } 2554 2555 // if successful in getting icon, return it; otherwise, set button to use default drawable 2556 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2557 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2558 ImageView button = (ImageView) findViewById(buttonId); 2559 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2560 2561 if (button != null) { 2562 // If we were unable to find the icon via the meta-data, use a 2563 // generic one 2564 if (toolbarIcon == null) { 2565 button.setImageResource(fallbackDrawableId); 2566 } else { 2567 button.setImageDrawable(toolbarIcon); 2568 } 2569 } 2570 2571 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2572 2573 } 2574 2575 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2576 TextView button = (TextView) findViewById(buttonId); 2577 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2578 } 2579 2580 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2581 ImageView button = (ImageView) findViewById(buttonId); 2582 button.setImageDrawable(d.newDrawable(getResources())); 2583 } 2584 2585 private void updateGlobalSearchIcon() { 2586 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2587 final View searchDivider = findViewById(R.id.search_divider); 2588 final View voiceButton = findViewById(R.id.voice_button); 2589 2590 final SearchManager searchManager = 2591 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2592 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2593 if (activityName != null) { 2594 int coi = getCurrentOrientationIndexForGlobalIcons(); 2595 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2596 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo); 2597 searchButton.setVisibility(View.VISIBLE); 2598 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2599 } else { 2600 // We disable both search and voice search when there is no global search provider 2601 searchButton.setVisibility(View.GONE); 2602 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2603 voiceButton.setVisibility(View.GONE); 2604 } 2605 } 2606 2607 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2608 updateButtonWithDrawable(R.id.search_button, d); 2609 } 2610 2611 private void updateVoiceSearchIcon() { 2612 final View searchDivider = findViewById(R.id.search_divider); 2613 final View voiceButton = findViewById(R.id.voice_button); 2614 2615 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2616 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2617 if (activityName != null) { 2618 int coi = getCurrentOrientationIndexForGlobalIcons(); 2619 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2620 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo); 2621 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2622 voiceButton.setVisibility(View.VISIBLE); 2623 } else { 2624 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2625 voiceButton.setVisibility(View.GONE); 2626 } 2627 } 2628 2629 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2630 updateButtonWithDrawable(R.id.voice_button, d); 2631 } 2632 2633 /** 2634 * Sets the app market icon 2635 */ 2636 private void updateAppMarketIcon() { 2637 final View marketButton = findViewById(R.id.market_button); 2638 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2639 // Find the app market activity by resolving an intent. 2640 // (If multiple app markets are installed, it will return the ResolverActivity.) 2641 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2642 if (activityName != null) { 2643 int coi = getCurrentOrientationIndexForGlobalIcons(); 2644 mAppMarketIntent = intent; 2645 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 2646 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo); 2647 marketButton.setVisibility(View.VISIBLE); 2648 } else { 2649 // We should hide and disable the view so that we don't try and restore the visibility 2650 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2651 marketButton.setVisibility(View.GONE); 2652 marketButton.setEnabled(false); 2653 } 2654 } 2655 2656 private void updateAppMarketIcon(Drawable.ConstantState d) { 2657 updateTextButtonWithDrawable(R.id.market_button, d); 2658 } 2659 2660 /** 2661 * Displays the shortcut creation dialog and launches, if necessary, the 2662 * appropriate activity. 2663 */ 2664 private class CreateShortcut implements DialogInterface.OnClickListener, 2665 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 2666 DialogInterface.OnShowListener { 2667 2668 private AddAdapter mAdapter; 2669 2670 Dialog createDialog() { 2671 mAdapter = new AddAdapter(Launcher.this); 2672 2673 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 2674 AlertDialog.THEME_HOLO_DARK); 2675 builder.setAdapter(mAdapter, this); 2676 2677 AlertDialog dialog = builder.create(); 2678 dialog.setOnCancelListener(this); 2679 dialog.setOnDismissListener(this); 2680 dialog.setOnShowListener(this); 2681 2682 return dialog; 2683 } 2684 2685 public void onCancel(DialogInterface dialog) { 2686 mWaitingForResult = false; 2687 cleanup(); 2688 } 2689 2690 public void onDismiss(DialogInterface dialog) { 2691 mWaitingForResult = false; 2692 cleanup(); 2693 } 2694 2695 private void cleanup() { 2696 try { 2697 dismissDialog(DIALOG_CREATE_SHORTCUT); 2698 } catch (Exception e) { 2699 // An exception is thrown if the dialog is not visible, which is fine 2700 } 2701 } 2702 2703 /** 2704 * Handle the action clicked in the "Add to home" dialog. 2705 */ 2706 public void onClick(DialogInterface dialog, int which) { 2707 cleanup(); 2708 2709 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 2710 switch (item.actionTag) { 2711 case AddAdapter.ITEM_APPLICATION: { 2712 if (mAppsCustomizeTabHost != null) { 2713 mAppsCustomizeTabHost.selectAppsTab(); 2714 } 2715 showAllApps(true); 2716 break; 2717 } 2718 case AddAdapter.ITEM_APPWIDGET: { 2719 if (mAppsCustomizeTabHost != null) { 2720 mAppsCustomizeTabHost.selectWidgetsTab(); 2721 } 2722 showAllApps(true); 2723 break; 2724 } 2725 case AddAdapter.ITEM_WALLPAPER: { 2726 startWallpaper(); 2727 break; 2728 } 2729 } 2730 } 2731 2732 public void onShow(DialogInterface dialog) { 2733 mWaitingForResult = true; 2734 } 2735 } 2736 2737 /** 2738 * Receives notifications when system dialogs are to be closed. 2739 */ 2740 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2741 @Override 2742 public void onReceive(Context context, Intent intent) { 2743 closeSystemDialogs(); 2744 } 2745 } 2746 2747 /** 2748 * Receives notifications whenever the appwidgets are reset. 2749 */ 2750 private class AppWidgetResetObserver extends ContentObserver { 2751 public AppWidgetResetObserver() { 2752 super(new Handler()); 2753 } 2754 2755 @Override 2756 public void onChange(boolean selfChange) { 2757 onAppWidgetReset(); 2758 } 2759 } 2760 2761 /** 2762 * If the activity is currently paused, signal that we need to re-run the loader 2763 * in onResume. 2764 * 2765 * This needs to be called from incoming places where resources might have been loaded 2766 * while we are paused. That is becaues the Configuration might be wrong 2767 * when we're not running, and if it comes back to what it was when we 2768 * were paused, we are not restarted. 2769 * 2770 * Implementation of the method from LauncherModel.Callbacks. 2771 * 2772 * @return true if we are currently paused. The caller might be able to 2773 * skip some work in that case since we will come back again. 2774 */ 2775 public boolean setLoadOnResume() { 2776 if (mPaused) { 2777 Log.i(TAG, "setLoadOnResume"); 2778 mOnResumeNeedsLoad = true; 2779 return true; 2780 } else { 2781 return false; 2782 } 2783 } 2784 2785 /** 2786 * Implementation of the method from LauncherModel.Callbacks. 2787 */ 2788 public int getCurrentWorkspaceScreen() { 2789 if (mWorkspace != null) { 2790 return mWorkspace.getCurrentPage(); 2791 } else { 2792 return SCREEN_COUNT / 2; 2793 } 2794 } 2795 2796 2797 /** 2798 * Refreshes the shortcuts shown on the workspace. 2799 * 2800 * Implementation of the method from LauncherModel.Callbacks. 2801 */ 2802 public void startBinding() { 2803 final Workspace workspace = mWorkspace; 2804 2805 mWorkspace.clearDropTargets(); 2806 int count = workspace.getChildCount(); 2807 for (int i = 0; i < count; i++) { 2808 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 2809 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 2810 layoutParent.removeAllViewsInLayout(); 2811 } 2812 if (mHotseat != null) { 2813 mHotseat.resetLayout(); 2814 } 2815 } 2816 2817 /** 2818 * Bind the items start-end from the list. 2819 * 2820 * Implementation of the method from LauncherModel.Callbacks. 2821 */ 2822 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 2823 setLoadOnResume(); 2824 2825 final Workspace workspace = mWorkspace; 2826 for (int i=start; i<end; i++) { 2827 final ItemInfo item = shortcuts.get(i); 2828 2829 // Short circuit if we are loading dock items for a configuration which has no dock 2830 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 2831 mHotseat == null) { 2832 continue; 2833 } 2834 2835 switch (item.itemType) { 2836 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 2837 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 2838 View shortcut = createShortcut((ShortcutInfo)item); 2839 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 2840 item.cellY, 1, 1, false); 2841 break; 2842 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2843 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 2844 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 2845 (FolderInfo) item, mIconCache); 2846 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 2847 item.cellY, 1, 1, false); 2848 break; 2849 } 2850 } 2851 workspace.requestLayout(); 2852 } 2853 2854 /** 2855 * Implementation of the method from LauncherModel.Callbacks. 2856 */ 2857 public void bindFolders(HashMap<Long, FolderInfo> folders) { 2858 setLoadOnResume(); 2859 sFolders.clear(); 2860 sFolders.putAll(folders); 2861 } 2862 2863 /** 2864 * Add the views for a widget to the workspace. 2865 * 2866 * Implementation of the method from LauncherModel.Callbacks. 2867 */ 2868 public void bindAppWidget(LauncherAppWidgetInfo item) { 2869 setLoadOnResume(); 2870 2871 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 2872 if (DEBUG_WIDGETS) { 2873 Log.d(TAG, "bindAppWidget: " + item); 2874 } 2875 final Workspace workspace = mWorkspace; 2876 2877 final int appWidgetId = item.appWidgetId; 2878 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 2879 if (DEBUG_WIDGETS) { 2880 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 2881 } 2882 2883 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 2884 2885 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 2886 item.hostView.setTag(item); 2887 2888 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 2889 item.cellY, item.spanX, item.spanY, false); 2890 2891 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 2892 2893 workspace.requestLayout(); 2894 2895 if (DEBUG_WIDGETS) { 2896 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 2897 + (SystemClock.uptimeMillis()-start) + "ms"); 2898 } 2899 } 2900 2901 /** 2902 * Callback saying that there aren't any more items to bind. 2903 * 2904 * Implementation of the method from LauncherModel.Callbacks. 2905 */ 2906 public void finishBindingItems() { 2907 setLoadOnResume(); 2908 2909 if (mSavedState != null) { 2910 if (!mWorkspace.hasFocus()) { 2911 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 2912 } 2913 mSavedState = null; 2914 } 2915 2916 if (mSavedInstanceState != null) { 2917 super.onRestoreInstanceState(mSavedInstanceState); 2918 mSavedInstanceState = null; 2919 } 2920 2921 mWorkspaceLoading = false; 2922 2923 // If we received the result of any pending adds while the loader was running (e.g. the 2924 // widget configuration forced an orientation change), process them now. 2925 for (int i = 0; i < sPendingAddList.size(); i++) { 2926 completeAdd(sPendingAddList.get(i)); 2927 } 2928 sPendingAddList.clear(); 2929 } 2930 2931 /** 2932 * Updates the icons on the launcher that are affected by changes to the package list 2933 * on the device. 2934 */ 2935 private void updateIconsAffectedByPackageManagerChanges() { 2936 updateAppMarketIcon(); 2937 updateVoiceSearchIcon(); 2938 } 2939 2940 @Override 2941 public void bindSearchablesChanged() { 2942 updateGlobalSearchIcon(); 2943 updateVoiceSearchIcon(); 2944 } 2945 2946 /** 2947 * Add the icons for all apps. 2948 * 2949 * Implementation of the method from LauncherModel.Callbacks. 2950 */ 2951 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 2952 // Remove the progress bar entirely; we could also make it GONE 2953 // but better to remove it since we know it's not going to be used 2954 View progressBar = mAppsCustomizeTabHost. 2955 findViewById(R.id.apps_customize_progress_bar); 2956 if (progressBar != null) { 2957 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 2958 } 2959 // We just post the call to setApps so the user sees the progress bar 2960 // disappear-- otherwise, it just looks like the progress bar froze 2961 // which doesn't look great 2962 mAppsCustomizeTabHost.post(new Runnable() { 2963 public void run() { 2964 if (mAppsCustomizeContent != null) { 2965 mAppsCustomizeContent.setApps(apps); 2966 } 2967 } 2968 }); 2969 2970 updateIconsAffectedByPackageManagerChanges(); 2971 updateGlobalSearchIcon(); 2972 } 2973 2974 /** 2975 * A package was installed. 2976 * 2977 * Implementation of the method from LauncherModel.Callbacks. 2978 */ 2979 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 2980 setLoadOnResume(); 2981 removeDialog(DIALOG_CREATE_SHORTCUT); 2982 2983 if (mAppsCustomizeContent != null) { 2984 mAppsCustomizeContent.addApps(apps); 2985 } 2986 updateIconsAffectedByPackageManagerChanges(); 2987 } 2988 2989 /** 2990 * A package was updated. 2991 * 2992 * Implementation of the method from LauncherModel.Callbacks. 2993 */ 2994 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 2995 setLoadOnResume(); 2996 removeDialog(DIALOG_CREATE_SHORTCUT); 2997 if (mWorkspace != null) { 2998 mWorkspace.updateShortcuts(apps); 2999 } 3000 3001 if (mAppsCustomizeContent != null) { 3002 mAppsCustomizeContent.updateApps(apps); 3003 } 3004 updateIconsAffectedByPackageManagerChanges(); 3005 } 3006 3007 /** 3008 * A package was uninstalled. 3009 * 3010 * Implementation of the method from LauncherModel.Callbacks. 3011 */ 3012 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3013 removeDialog(DIALOG_CREATE_SHORTCUT); 3014 if (permanent) { 3015 mWorkspace.removeItems(apps); 3016 } 3017 3018 if (mAppsCustomizeContent != null) { 3019 mAppsCustomizeContent.removeApps(apps); 3020 } 3021 updateIconsAffectedByPackageManagerChanges(); 3022 } 3023 3024 /** 3025 * A number of packages were updated. 3026 */ 3027 public void bindPackagesUpdated() { 3028 3029 if (mAppsCustomizeContent != null) { 3030 mAppsCustomizeContent.onPackagesUpdated(); 3031 } 3032 } 3033 3034 private int mapConfigurationOriActivityInfoOri(int configOri) { 3035 final Display d = getWindowManager().getDefaultDisplay(); 3036 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3037 switch (d.getRotation()) { 3038 case Surface.ROTATION_0: 3039 case Surface.ROTATION_180: 3040 // We are currently in the same basic orientation as the natural orientation 3041 naturalOri = configOri; 3042 break; 3043 case Surface.ROTATION_90: 3044 case Surface.ROTATION_270: 3045 // We are currently in the other basic orientation to the natural orientation 3046 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3047 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3048 break; 3049 } 3050 3051 int[] oriMap = { 3052 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3053 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3054 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3055 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3056 }; 3057 // Since the map starts at portrait, we need to offset if this device's natural orientation 3058 // is landscape. 3059 int indexOffset = 0; 3060 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3061 indexOffset = 1; 3062 } 3063 return oriMap[(d.getRotation() + indexOffset) % 4]; 3064 } 3065 3066 public void lockScreenOrientationOnLargeUI() { 3067 if (LauncherApplication.isScreenLarge()) { 3068 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3069 .getConfiguration().orientation)); 3070 } 3071 } 3072 public void unlockScreenOrientationOnLargeUI() { 3073 if (LauncherApplication.isScreenLarge()) { 3074 mHandler.postDelayed(new Runnable() { 3075 public void run() { 3076 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3077 } 3078 }, mRestoreScreenOrientationDelay); 3079 } 3080 } 3081 3082 /* Cling related */ 3083 private static final String PREFS_KEY = "com.android.launcher2.prefs"; 3084 private boolean isClingsEnabled() { 3085 // TEMPORARY: DISABLE CLINGS ON LARGE UI 3086 if (LauncherApplication.isScreenLarge()) return false; 3087 // disable clings when running in a test harness 3088 if(ActivityManager.isRunningInTestHarness()) return false; 3089 3090 return true; 3091 } 3092 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3093 Cling cling = (Cling) findViewById(clingId); 3094 if (cling != null) { 3095 cling.init(this, positionData); 3096 cling.setVisibility(View.VISIBLE); 3097 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3098 if (animate) { 3099 cling.buildLayer(); 3100 cling.setAlpha(0f); 3101 cling.animate() 3102 .alpha(1f) 3103 .setInterpolator(new AccelerateInterpolator()) 3104 .setDuration(SHOW_CLING_DURATION) 3105 .setStartDelay(delay) 3106 .start(); 3107 } else { 3108 cling.setAlpha(1f); 3109 } 3110 } 3111 return cling; 3112 } 3113 private void dismissCling(final Cling cling, final String flag, int duration) { 3114 if (cling != null) { 3115 ObjectAnimator anim = ObjectAnimator.ofFloat(cling, "alpha", 0f); 3116 anim.setDuration(duration); 3117 anim.addListener(new AnimatorListenerAdapter() { 3118 public void onAnimationEnd(Animator animation) { 3119 cling.setVisibility(View.GONE); 3120 cling.cleanup(); 3121 SharedPreferences prefs = 3122 getSharedPreferences("com.android.launcher2.prefs", Context.MODE_PRIVATE); 3123 SharedPreferences.Editor editor = prefs.edit(); 3124 editor.putBoolean(flag, true); 3125 editor.commit(); 3126 }; 3127 }); 3128 anim.start(); 3129 } 3130 } 3131 private void removeCling(int id) { 3132 final View cling = findViewById(id); 3133 if (cling != null) { 3134 final ViewGroup parent = (ViewGroup) cling.getParent(); 3135 parent.post(new Runnable() { 3136 @Override 3137 public void run() { 3138 parent.removeView(cling); 3139 } 3140 }); 3141 } 3142 } 3143 public void showFirstRunWorkspaceCling() { 3144 // Enable the clings only if they have not been dismissed before 3145 SharedPreferences prefs = 3146 getSharedPreferences(PREFS_KEY, Context.MODE_PRIVATE); 3147 if (isClingsEnabled() && !prefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false)) { 3148 initCling(R.id.workspace_cling, null, false, 0); 3149 } else { 3150 removeCling(R.id.workspace_cling); 3151 } 3152 } 3153 public void showFirstRunAllAppsCling(int[] position) { 3154 // Enable the clings only if they have not been dismissed before 3155 SharedPreferences prefs = 3156 getSharedPreferences(PREFS_KEY, Context.MODE_PRIVATE); 3157 if (isClingsEnabled() && !prefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3158 initCling(R.id.all_apps_cling, position, true, 0); 3159 } else { 3160 removeCling(R.id.all_apps_cling); 3161 } 3162 } 3163 public Cling showFirstRunFoldersCling() { 3164 // Enable the clings only if they have not been dismissed before 3165 SharedPreferences prefs = 3166 getSharedPreferences(PREFS_KEY, Context.MODE_PRIVATE); 3167 Cling cling = null; 3168 if (isClingsEnabled() && !prefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3169 cling = initCling(R.id.folder_cling, null, true, 0); 3170 } else { 3171 removeCling(R.id.folder_cling); 3172 } 3173 return cling; 3174 } 3175 public boolean isFolderClingVisible() { 3176 Cling cling = (Cling) findViewById(R.id.folder_cling); 3177 if (cling != null) { 3178 return cling.getVisibility() == View.VISIBLE; 3179 } 3180 return false; 3181 } 3182 public void dismissWorkspaceCling(View v) { 3183 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3184 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3185 } 3186 public void dismissAllAppsCling(View v) { 3187 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3188 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3189 } 3190 public void dismissFolderCling(View v) { 3191 Cling cling = (Cling) findViewById(R.id.folder_cling); 3192 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3193 } 3194 3195 /** 3196 * Prints out out state for debugging. 3197 */ 3198 public void dumpState() { 3199 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3200 Log.d(TAG, "mSavedState=" + mSavedState); 3201 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3202 Log.d(TAG, "mRestoring=" + mRestoring); 3203 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3204 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3205 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3206 mModel.dumpState(); 3207 3208 if (mAppsCustomizeContent != null) { 3209 mAppsCustomizeContent.dumpState(); 3210 } 3211 Log.d(TAG, "END launcher2 dump state"); 3212 } 3213} 3214 3215interface LauncherTransitionable { 3216 void onLauncherTransitionStart(Launcher l, Animator animation, boolean toWorkspace); 3217 void onLauncherTransitionEnd(Launcher l, Animator animation, boolean toWorkspace); 3218} 3219