Launcher.java revision 9433fa7ebad74320e39bfac6161a68bc850fe161
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.appwidget.AppWidgetHostView; 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.ComponentCallbacks2; 39import android.content.ComponentName; 40import android.content.ContentResolver; 41import android.content.Context; 42import android.content.DialogInterface; 43import android.content.Intent; 44import android.content.IntentFilter; 45import android.content.SharedPreferences; 46import android.content.pm.ActivityInfo; 47import android.content.pm.PackageManager; 48import android.content.pm.PackageManager.NameNotFoundException; 49import android.content.res.Configuration; 50import android.content.res.Resources; 51import android.database.ContentObserver; 52import android.graphics.Rect; 53import android.graphics.drawable.Drawable; 54import android.net.Uri; 55import android.os.AsyncTask; 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.ViewTreeObserver; 81import android.view.ViewTreeObserver.OnGlobalLayoutListener; 82import android.view.WindowManager; 83import android.view.accessibility.AccessibilityEvent; 84import android.view.animation.AccelerateDecelerateInterpolator; 85import android.view.animation.AccelerateInterpolator; 86import android.view.animation.DecelerateInterpolator; 87import android.view.inputmethod.InputMethodManager; 88import android.widget.Advanceable; 89import android.widget.EditText; 90import android.widget.ImageView; 91import android.widget.TextView; 92import android.widget.Toast; 93 94import com.android.common.Search; 95import com.android.launcher.R; 96import com.android.launcher2.DropTarget.DragObject; 97 98import java.io.DataInputStream; 99import java.io.DataOutputStream; 100import java.io.FileDescriptor; 101import java.io.FileNotFoundException; 102import java.io.IOException; 103import java.io.PrintWriter; 104import java.util.ArrayList; 105import java.util.HashMap; 106 107/** 108 * Default launcher application. 109 */ 110public final class Launcher extends Activity 111 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 112 AllAppsView.Watcher, View.OnTouchListener { 113 static final String TAG = "Launcher"; 114 static final boolean LOGD = false; 115 116 static final boolean PROFILE_STARTUP = false; 117 static final boolean DEBUG_WIDGETS = false; 118 119 private static final int MENU_GROUP_WALLPAPER = 1; 120 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 121 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 122 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 123 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 124 125 private static final int REQUEST_CREATE_SHORTCUT = 1; 126 private static final int REQUEST_CREATE_APPWIDGET = 5; 127 private static final int REQUEST_PICK_APPLICATION = 6; 128 private static final int REQUEST_PICK_SHORTCUT = 7; 129 private static final int REQUEST_PICK_APPWIDGET = 9; 130 private static final int REQUEST_PICK_WALLPAPER = 10; 131 132 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 133 134 static final int SCREEN_COUNT = 5; 135 static final int DEFAULT_SCREEN = 2; 136 137 static final int DIALOG_CREATE_SHORTCUT = 1; 138 static final int DIALOG_RENAME_FOLDER = 2; 139 140 private static final String PREFERENCES = "launcher.preferences"; 141 static final String FORCE_ENABLE_ROTATION_PROPERTY = "launcher.force_enable_rotation"; 142 143 // Type: int 144 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 145 // Type: int 146 private static final String RUNTIME_STATE = "launcher.state"; 147 // Type: int 148 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 149 // Type: int 150 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 151 // Type: int 152 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 153 // Type: int 154 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 155 // Type: boolean 156 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 157 // Type: long 158 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 159 160 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 161 162 /** The different states that Launcher can be in. */ 163 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 164 private State mState = State.WORKSPACE; 165 private AnimatorSet mStateAnimation; 166 private AnimatorSet mDividerAnimator; 167 168 static final int APPWIDGET_HOST_ID = 1024; 169 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 170 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 171 private static final int SHOW_CLING_DURATION = 550; 172 private static final int DISMISS_CLING_DURATION = 250; 173 174 private static final Object sLock = new Object(); 175 private static int sScreen = DEFAULT_SCREEN; 176 177 private final BroadcastReceiver mCloseSystemDialogsReceiver 178 = new CloseSystemDialogsIntentReceiver(); 179 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 180 181 private LayoutInflater mInflater; 182 183 private Workspace mWorkspace; 184 private View mQsbDivider; 185 private View mDockDivider; 186 private DragLayer mDragLayer; 187 private DragController mDragController; 188 189 private AppWidgetManager mAppWidgetManager; 190 private LauncherAppWidgetHost mAppWidgetHost; 191 192 private ItemInfo mPendingAddInfo = new ItemInfo(); 193 private int[] mTmpAddItemCellCoordinates = new int[2]; 194 195 private FolderInfo mFolderInfo; 196 197 private Hotseat mHotseat; 198 private View mAllAppsButton; 199 200 private SearchDropTargetBar mSearchDropTargetBar; 201 private AppsCustomizeTabHost mAppsCustomizeTabHost; 202 private AppsCustomizePagedView mAppsCustomizeContent; 203 private boolean mAutoAdvanceRunning = false; 204 205 private Bundle mSavedState; 206 207 private SpannableStringBuilder mDefaultKeySsb = null; 208 209 private boolean mWorkspaceLoading = true; 210 211 private boolean mPaused = true; 212 private boolean mRestoring; 213 private boolean mWaitingForResult; 214 private boolean mOnResumeNeedsLoad; 215 216 private Bundle mSavedInstanceState; 217 218 private LauncherModel mModel; 219 private IconCache mIconCache; 220 private boolean mUserPresent = true; 221 private boolean mVisible = false; 222 private boolean mAttached = false; 223 224 private static LocaleConfiguration sLocaleConfiguration = null; 225 226 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 227 228 private Intent mAppMarketIntent = null; 229 230 // Related to the auto-advancing of widgets 231 private final int ADVANCE_MSG = 1; 232 private final int mAdvanceInterval = 20000; 233 private final int mAdvanceStagger = 250; 234 private long mAutoAdvanceSentTime; 235 private long mAutoAdvanceTimeLeft = -1; 236 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 237 new HashMap<View, AppWidgetProviderInfo>(); 238 239 // Determines how long to wait after a rotation before restoring the screen orientation to 240 // match the sensor state. 241 private final int mRestoreScreenOrientationDelay = 500; 242 243 // External icons saved in case of resource changes, orientation, etc. 244 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 245 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 246 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 247 248 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 249 250 251 private BubbleTextView mWaitingForResume; 252 253 private Runnable mBuildLayersRunnable = new Runnable() { 254 public void run() { 255 if (mWorkspace != null) { 256 mWorkspace.buildPageHardwareLayers(); 257 } 258 } 259 }; 260 261 private static ArrayList<PendingAddArguments> sPendingAddList 262 = new ArrayList<PendingAddArguments>(); 263 264 private static class PendingAddArguments { 265 int requestCode; 266 Intent intent; 267 long container; 268 int screen; 269 int cellX; 270 int cellY; 271 } 272 273 @Override 274 protected void onCreate(Bundle savedInstanceState) { 275 super.onCreate(savedInstanceState); 276 LauncherApplication app = ((LauncherApplication)getApplication()); 277 mModel = app.setLauncher(this); 278 mIconCache = app.getIconCache(); 279 mDragController = new DragController(this); 280 mInflater = getLayoutInflater(); 281 282 mAppWidgetManager = AppWidgetManager.getInstance(this); 283 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 284 mAppWidgetHost.startListening(); 285 286 if (PROFILE_STARTUP) { 287 android.os.Debug.startMethodTracing( 288 Environment.getExternalStorageDirectory() + "/launcher"); 289 } 290 291 checkForLocaleChange(); 292 setContentView(R.layout.launcher); 293 setupViews(); 294 showFirstRunWorkspaceCling(); 295 296 registerContentObservers(); 297 298 lockAllApps(); 299 300 mSavedState = savedInstanceState; 301 restoreState(mSavedState); 302 303 // Update customization drawer _after_ restoring the states 304 if (mAppsCustomizeContent != null) { 305 mAppsCustomizeContent.onPackagesUpdated(); 306 } 307 308 if (PROFILE_STARTUP) { 309 android.os.Debug.stopMethodTracing(); 310 } 311 312 if (!mRestoring) { 313 mModel.startLoader(this, true); 314 } 315 316 if (!mModel.isAllAppsLoaded()) { 317 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 318 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 319 } 320 321 // For handling default keys 322 mDefaultKeySsb = new SpannableStringBuilder(); 323 Selection.setSelection(mDefaultKeySsb, 0); 324 325 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 326 registerReceiver(mCloseSystemDialogsReceiver, filter); 327 328 boolean searchVisible = false; 329 boolean voiceVisible = false; 330 // If we have a saved version of these external icons, we load them up immediately 331 int coi = getCurrentOrientationIndexForGlobalIcons(); 332 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 333 sAppMarketIcon[coi] == null) { 334 updateAppMarketIcon(); 335 searchVisible = updateGlobalSearchIcon(); 336 voiceVisible = updateVoiceSearchIcon(searchVisible); 337 } 338 if (sGlobalSearchIcon[coi] != null) { 339 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 340 searchVisible = true; 341 } 342 if (sVoiceSearchIcon[coi] != null) { 343 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 344 voiceVisible = true; 345 } 346 if (sAppMarketIcon[coi] != null) { 347 updateAppMarketIcon(sAppMarketIcon[coi]); 348 } 349 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 350 351 final String forceEnableRotation = 352 SystemProperties.get(FORCE_ENABLE_ROTATION_PROPERTY, "false"); 353 354 // On large interfaces, we want the screen to auto-rotate based on the current orientation 355 if (LauncherApplication.isScreenLarge() || "true".equalsIgnoreCase(forceEnableRotation)) { 356 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 357 } 358 } 359 360 private void checkForLocaleChange() { 361 if (sLocaleConfiguration == null) { 362 new AsyncTask<Void, Void, LocaleConfiguration>() { 363 @Override 364 protected LocaleConfiguration doInBackground(Void... unused) { 365 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 366 readConfiguration(Launcher.this, localeConfiguration); 367 return localeConfiguration; 368 } 369 370 @Override 371 protected void onPostExecute(LocaleConfiguration result) { 372 sLocaleConfiguration = result; 373 checkForLocaleChange(); // recursive, but now with a locale configuration 374 } 375 }.execute(); 376 return; 377 } 378 379 final Configuration configuration = getResources().getConfiguration(); 380 381 final String previousLocale = sLocaleConfiguration.locale; 382 final String locale = configuration.locale.toString(); 383 384 final int previousMcc = sLocaleConfiguration.mcc; 385 final int mcc = configuration.mcc; 386 387 final int previousMnc = sLocaleConfiguration.mnc; 388 final int mnc = configuration.mnc; 389 390 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 391 392 if (localeChanged) { 393 sLocaleConfiguration.locale = locale; 394 sLocaleConfiguration.mcc = mcc; 395 sLocaleConfiguration.mnc = mnc; 396 397 mIconCache.flush(); 398 399 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 400 new Thread("WriteLocaleConfiguration") { 401 @Override 402 public void run() { 403 writeConfiguration(Launcher.this, localeConfiguration); 404 } 405 }.start(); 406 } 407 } 408 409 private static class LocaleConfiguration { 410 public String locale; 411 public int mcc = -1; 412 public int mnc = -1; 413 } 414 415 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 416 DataInputStream in = null; 417 try { 418 in = new DataInputStream(context.openFileInput(PREFERENCES)); 419 configuration.locale = in.readUTF(); 420 configuration.mcc = in.readInt(); 421 configuration.mnc = in.readInt(); 422 } catch (FileNotFoundException e) { 423 // Ignore 424 } catch (IOException e) { 425 // Ignore 426 } finally { 427 if (in != null) { 428 try { 429 in.close(); 430 } catch (IOException e) { 431 // Ignore 432 } 433 } 434 } 435 } 436 437 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 438 DataOutputStream out = null; 439 try { 440 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 441 out.writeUTF(configuration.locale); 442 out.writeInt(configuration.mcc); 443 out.writeInt(configuration.mnc); 444 out.flush(); 445 } catch (FileNotFoundException e) { 446 // Ignore 447 } catch (IOException e) { 448 //noinspection ResultOfMethodCallIgnored 449 context.getFileStreamPath(PREFERENCES).delete(); 450 } finally { 451 if (out != null) { 452 try { 453 out.close(); 454 } catch (IOException e) { 455 // Ignore 456 } 457 } 458 } 459 } 460 461 public DragLayer getDragLayer() { 462 return mDragLayer; 463 } 464 465 static int getScreen() { 466 synchronized (sLock) { 467 return sScreen; 468 } 469 } 470 471 static void setScreen(int screen) { 472 synchronized (sLock) { 473 sScreen = screen; 474 } 475 } 476 477 /** 478 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 479 * a configuration step, this allows the proper animations to run after other transitions. 480 */ 481 private boolean completeAdd(PendingAddArguments args) { 482 boolean result = false; 483 switch (args.requestCode) { 484 case REQUEST_PICK_APPLICATION: 485 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 486 args.cellY); 487 break; 488 case REQUEST_PICK_SHORTCUT: 489 processShortcut(args.intent); 490 break; 491 case REQUEST_CREATE_SHORTCUT: 492 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 493 args.cellY); 494 result = true; 495 break; 496 case REQUEST_PICK_APPWIDGET: 497 addAppWidgetFromPick(args.intent); 498 break; 499 case REQUEST_CREATE_APPWIDGET: 500 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 501 completeAddAppWidget(appWidgetId, args.container, args.screen); 502 result = true; 503 break; 504 case REQUEST_PICK_WALLPAPER: 505 // We just wanted the activity result here so we can clear mWaitingForResult 506 break; 507 } 508 // In any situation where we have a multi-step drop, we should reset the add info only after 509 // we complete the drop 510 resetAddInfo(); 511 return result; 512 } 513 514 @Override 515 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 516 boolean delayExitSpringLoadedMode = false; 517 mWaitingForResult = false; 518 519 // The pattern used here is that a user PICKs a specific application, 520 // which, depending on the target, might need to CREATE the actual target. 521 522 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 523 // launch over to the Music app to actually CREATE_SHORTCUT. 524 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 525 final PendingAddArguments args = new PendingAddArguments(); 526 args.requestCode = requestCode; 527 args.intent = data; 528 args.container = mPendingAddInfo.container; 529 args.screen = mPendingAddInfo.screen; 530 args.cellX = mPendingAddInfo.cellX; 531 args.cellY = mPendingAddInfo.cellY; 532 533 // If the loader is still running, defer the add until it is done. 534 if (isWorkspaceLocked()) { 535 sPendingAddList.add(args); 536 } else { 537 delayExitSpringLoadedMode = completeAdd(args); 538 } 539 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 540 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED) { 541 if (data != null) { 542 // Clean up the appWidgetId if we canceled 543 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 544 if (appWidgetId != -1) { 545 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 546 } 547 } 548 } 549 550 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 551 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode); 552 } 553 554 @Override 555 protected void onResume() { 556 super.onResume(); 557 mPaused = false; 558 if (mRestoring || mOnResumeNeedsLoad) { 559 mWorkspaceLoading = true; 560 mModel.startLoader(this, true); 561 mRestoring = false; 562 mOnResumeNeedsLoad = false; 563 } 564 if (mWaitingForResume != null) { 565 mWaitingForResume.setStayPressed(false); 566 } 567 // When we resume Launcher, a different Activity might be responsible for the app 568 // market intent, so refresh the icon 569 updateAppMarketIcon(); 570 } 571 572 @Override 573 protected void onPause() { 574 super.onPause(); 575 mPaused = true; 576 mDragController.cancelDrag(); 577 } 578 579 @Override 580 public Object onRetainNonConfigurationInstance() { 581 // Flag the loader to stop early before switching 582 mModel.stopLoader(); 583 if (mAppsCustomizeContent != null) { 584 mAppsCustomizeContent.surrender(); 585 } 586 return Boolean.TRUE; 587 } 588 589 // We can't hide the IME if it was forced open. So don't bother 590 /* 591 @Override 592 public void onWindowFocusChanged(boolean hasFocus) { 593 super.onWindowFocusChanged(hasFocus); 594 595 if (hasFocus) { 596 final InputMethodManager inputManager = (InputMethodManager) 597 getSystemService(Context.INPUT_METHOD_SERVICE); 598 WindowManager.LayoutParams lp = getWindow().getAttributes(); 599 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 600 android.os.Handler()) { 601 protected void onReceiveResult(int resultCode, Bundle resultData) { 602 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 603 } 604 }); 605 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 606 } 607 } 608 */ 609 610 private boolean acceptFilter() { 611 final InputMethodManager inputManager = (InputMethodManager) 612 getSystemService(Context.INPUT_METHOD_SERVICE); 613 return !inputManager.isFullscreenMode(); 614 } 615 616 @Override 617 public boolean onKeyDown(int keyCode, KeyEvent event) { 618 final int uniChar = event.getUnicodeChar(); 619 final boolean handled = super.onKeyDown(keyCode, event); 620 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 621 if (!handled && acceptFilter() && isKeyNotWhitespace) { 622 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 623 keyCode, event); 624 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 625 // something usable has been typed - start a search 626 // the typed text will be retrieved and cleared by 627 // showSearchDialog() 628 // If there are multiple keystrokes before the search dialog takes focus, 629 // onSearchRequested() will be called for every keystroke, 630 // but it is idempotent, so it's fine. 631 return onSearchRequested(); 632 } 633 } 634 635 // Eat the long press event so the keyboard doesn't come up. 636 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 637 return true; 638 } 639 640 return handled; 641 } 642 643 private String getTypedText() { 644 return mDefaultKeySsb.toString(); 645 } 646 647 private void clearTypedText() { 648 mDefaultKeySsb.clear(); 649 mDefaultKeySsb.clearSpans(); 650 Selection.setSelection(mDefaultKeySsb, 0); 651 } 652 653 /** 654 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 655 * State 656 */ 657 private static State intToState(int stateOrdinal) { 658 State state = State.WORKSPACE; 659 final State[] stateValues = State.values(); 660 for (int i = 0; i < stateValues.length; i++) { 661 if (stateValues[i].ordinal() == stateOrdinal) { 662 state = stateValues[i]; 663 break; 664 } 665 } 666 return state; 667 } 668 669 /** 670 * Restores the previous state, if it exists. 671 * 672 * @param savedState The previous state. 673 */ 674 private void restoreState(Bundle savedState) { 675 if (savedState == null) { 676 return; 677 } 678 679 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 680 if (state == State.APPS_CUSTOMIZE) { 681 showAllApps(false); 682 } 683 684 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 685 if (currentScreen > -1) { 686 mWorkspace.setCurrentPage(currentScreen); 687 } 688 689 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 690 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 691 692 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 693 mPendingAddInfo.container = pendingAddContainer; 694 mPendingAddInfo.screen = pendingAddScreen; 695 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 696 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 697 mRestoring = true; 698 } 699 700 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 701 if (renameFolder) { 702 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 703 mFolderInfo = mModel.getFolderById(this, sFolders, id); 704 mRestoring = true; 705 } 706 707 708 // Restore the AppsCustomize tab 709 if (mAppsCustomizeTabHost != null) { 710 String curTab = savedState.getString("apps_customize_currentTab"); 711 if (curTab != null) { 712 // We set this directly so that there is no delay before the tab is set 713 mAppsCustomizeContent.setContentType( 714 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 715 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 716 mAppsCustomizeContent.loadAssociatedPages( 717 mAppsCustomizeContent.getCurrentPage()); 718 } 719 720 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 721 mAppsCustomizeContent.restorePageForIndex(currentIndex); 722 } 723 } 724 725 /** 726 * Finds all the views we need and configure them properly. 727 */ 728 private void setupViews() { 729 final DragController dragController = mDragController; 730 731 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 732 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 733 mQsbDivider = (ImageView) findViewById(R.id.qsb_divider); 734 mDockDivider = (ImageView) findViewById(R.id.dock_divider); 735 736 // Setup the drag layer 737 mDragLayer.setup(this, dragController); 738 739 // Setup the hotseat 740 mHotseat = (Hotseat) findViewById(R.id.hotseat); 741 if (mHotseat != null) { 742 mHotseat.setup(this); 743 } 744 745 // Setup the workspace 746 mWorkspace.setHapticFeedbackEnabled(false); 747 mWorkspace.setOnLongClickListener(this); 748 mWorkspace.setup(dragController); 749 dragController.addDragListener(mWorkspace); 750 751 // Get the search/delete bar 752 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 753 754 // Setup AppsCustomize 755 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 756 findViewById(R.id.apps_customize_pane); 757 mAppsCustomizeContent = (AppsCustomizePagedView) 758 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 759 mAppsCustomizeContent.setup(this, dragController); 760 761 // Get the all apps button 762 mAllAppsButton = findViewById(R.id.all_apps_button); 763 if (mAllAppsButton != null) { 764 mAllAppsButton.setOnTouchListener(new View.OnTouchListener() { 765 @Override 766 public boolean onTouch(View v, MotionEvent event) { 767 if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) { 768 onTouchDownAllAppsButton(v); 769 } 770 return false; 771 } 772 }); 773 } 774 // Setup the drag controller (drop targets have to be added in reverse order in priority) 775 dragController.setDragScoller(mWorkspace); 776 dragController.setScrollView(mDragLayer); 777 dragController.setMoveTarget(mWorkspace); 778 dragController.addDropTarget(mWorkspace); 779 if (mSearchDropTargetBar != null) { 780 mSearchDropTargetBar.setup(this, dragController); 781 } 782 } 783 784 /** 785 * Creates a view representing a shortcut. 786 * 787 * @param info The data structure describing the shortcut. 788 * 789 * @return A View inflated from R.layout.application. 790 */ 791 View createShortcut(ShortcutInfo info) { 792 return createShortcut(R.layout.application, 793 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 794 } 795 796 /** 797 * Creates a view representing a shortcut inflated from the specified resource. 798 * 799 * @param layoutResId The id of the XML layout used to create the shortcut. 800 * @param parent The group the shortcut belongs to. 801 * @param info The data structure describing the shortcut. 802 * 803 * @return A View inflated from layoutResId. 804 */ 805 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 806 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 807 favorite.applyFromShortcutInfo(info, mIconCache); 808 favorite.setOnClickListener(this); 809 return favorite; 810 } 811 812 /** 813 * Add an application shortcut to the workspace. 814 * 815 * @param data The intent describing the application. 816 * @param cellInfo The position on screen where to create the shortcut. 817 */ 818 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 819 final int[] cellXY = mTmpAddItemCellCoordinates; 820 final CellLayout layout = getCellLayout(container, screen); 821 822 // First we check if we already know the exact location where we want to add this item. 823 if (cellX >= 0 && cellY >= 0) { 824 cellXY[0] = cellX; 825 cellXY[1] = cellY; 826 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 827 showOutOfSpaceMessage(); 828 return; 829 } 830 831 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 832 833 if (info != null) { 834 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 835 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 836 info.container = ItemInfo.NO_ID; 837 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 838 isWorkspaceLocked(), cellX, cellY); 839 } else { 840 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 841 } 842 } 843 844 /** 845 * Add a shortcut to the workspace. 846 * 847 * @param data The intent describing the shortcut. 848 * @param cellInfo The position on screen where to create the shortcut. 849 */ 850 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 851 int cellY) { 852 int[] cellXY = mTmpAddItemCellCoordinates; 853 int[] touchXY = mPendingAddInfo.dropPos; 854 CellLayout layout = getCellLayout(container, screen); 855 856 boolean foundCellSpan = false; 857 858 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 859 if (info == null) { 860 return; 861 } 862 final View view = createShortcut(info); 863 864 // First we check if we already know the exact location where we want to add this item. 865 if (cellX >= 0 && cellY >= 0) { 866 cellXY[0] = cellX; 867 cellXY[1] = cellY; 868 foundCellSpan = true; 869 870 // If appropriate, either create a folder or add to an existing folder 871 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 872 true, null,null)) { 873 return; 874 } 875 DragObject dragObject = new DragObject(); 876 dragObject.dragInfo = info; 877 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, dragObject, true)) { 878 return; 879 } 880 } else if (touchXY != null) { 881 // when dragging and dropping, just find the closest free spot 882 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 883 foundCellSpan = (result != null); 884 } else { 885 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 886 } 887 888 if (!foundCellSpan) { 889 showOutOfSpaceMessage(); 890 return; 891 } 892 893 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 894 895 if (!mRestoring) { 896 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 897 isWorkspaceLocked()); 898 } 899 } 900 901 int[] getSpanForWidget(ComponentName component, int minWidth, int minHeight, int[] spanXY) { 902 if (spanXY == null) { 903 spanXY = new int[2]; 904 } 905 906 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(this, component, null); 907 // We want to account for the extra amount of padding that we are adding to the widget 908 // to ensure that it gets the full amount of space that it has requested 909 int requiredWidth = minWidth + padding.left + padding.right; 910 int requiredHeight = minHeight + padding.top + padding.bottom; 911 return CellLayout.rectToCell(getResources(), requiredWidth, requiredHeight, null); 912 } 913 914 int[] getSpanForWidget(AppWidgetProviderInfo info, int[] spanXY) { 915 return getSpanForWidget(info.provider, info.minWidth, info.minHeight, spanXY); 916 } 917 918 int[] getMinResizeSpanForWidget(AppWidgetProviderInfo info, int[] spanXY) { 919 return getSpanForWidget(info.provider, info.minResizeWidth, info.minResizeHeight, spanXY); 920 } 921 922 int[] getSpanForWidget(PendingAddWidgetInfo info, int[] spanXY) { 923 return getSpanForWidget(info.componentName, info.minWidth, info.minHeight, spanXY); 924 } 925 926 /** 927 * Add a widget to the workspace. 928 * 929 * @param appWidgetId The app widget id 930 * @param cellInfo The position on screen where to create the widget. 931 */ 932 private void completeAddAppWidget(final int appWidgetId, long container, int screen) { 933 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 934 935 // Calculate the grid spans needed to fit this widget 936 CellLayout layout = getCellLayout(container, screen); 937 938 int[] spanXY = getSpanForWidget(appWidgetInfo, null); 939 940 // Try finding open space on Launcher screen 941 // We have saved the position to which the widget was dragged-- this really only matters 942 // if we are placing widgets on a "spring-loaded" screen 943 int[] cellXY = mTmpAddItemCellCoordinates; 944 int[] touchXY = mPendingAddInfo.dropPos; 945 boolean foundCellSpan = false; 946 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 947 cellXY[0] = mPendingAddInfo.cellX; 948 cellXY[1] = mPendingAddInfo.cellY; 949 foundCellSpan = true; 950 } else if (touchXY != null) { 951 // when dragging and dropping, just find the closest free spot 952 int[] result = layout.findNearestVacantArea( 953 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 954 foundCellSpan = (result != null); 955 } else { 956 foundCellSpan = layout.findCellForSpan(cellXY, spanXY[0], spanXY[1]); 957 } 958 959 if (!foundCellSpan) { 960 if (appWidgetId != -1) { 961 // Deleting an app widget ID is a void call but writes to disk before returning 962 // to the caller... 963 new Thread("deleteAppWidgetId") { 964 public void run() { 965 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 966 } 967 }.start(); 968 } 969 showOutOfSpaceMessage(); 970 return; 971 } 972 973 // Build Launcher-specific widget info and save to database 974 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 975 launcherInfo.spanX = spanXY[0]; 976 launcherInfo.spanY = spanXY[1]; 977 978 LauncherModel.addItemToDatabase(this, launcherInfo, 979 container, screen, cellXY[0], cellXY[1], false); 980 981 if (!mRestoring) { 982 // Perform actual inflation because we're live 983 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 984 985 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 986 launcherInfo.hostView.setTag(launcherInfo); 987 988 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 989 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 990 991 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 992 } 993 } 994 995 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 996 @Override 997 public void onReceive(Context context, Intent intent) { 998 final String action = intent.getAction(); 999 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1000 mUserPresent = false; 1001 mDragLayer.clearAllResizeFrames(); 1002 updateRunning(); 1003 1004 // Reset AllApps to its initial state only if we are not in the middle of 1005 // processing a multi-step drop 1006 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1007 mAppsCustomizeTabHost.reset(); 1008 showWorkspace(false); 1009 } 1010 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1011 mUserPresent = true; 1012 updateRunning(); 1013 } 1014 } 1015 }; 1016 1017 @Override 1018 public void onAttachedToWindow() { 1019 super.onAttachedToWindow(); 1020 1021 // Listen for broadcasts related to user-presence 1022 final IntentFilter filter = new IntentFilter(); 1023 filter.addAction(Intent.ACTION_SCREEN_OFF); 1024 filter.addAction(Intent.ACTION_USER_PRESENT); 1025 registerReceiver(mReceiver, filter); 1026 1027 mAttached = true; 1028 mVisible = true; 1029 } 1030 1031 @Override 1032 public void onDetachedFromWindow() { 1033 super.onDetachedFromWindow(); 1034 mVisible = false; 1035 mDragLayer.clearAllResizeFrames(); 1036 1037 if (mAttached) { 1038 unregisterReceiver(mReceiver); 1039 mAttached = false; 1040 } 1041 updateRunning(); 1042 } 1043 1044 public void onWindowVisibilityChanged(int visibility) { 1045 mVisible = visibility == View.VISIBLE; 1046 updateRunning(); 1047 // The following code used to be in onResume, but it turns out onResume is called when 1048 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1049 // is a more appropriate event to handle 1050 if (mVisible) { 1051 mAppsCustomizeTabHost.onWindowVisible(); 1052 if (!mWorkspaceLoading) { 1053 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1054 // We want to let Launcher draw itself at least once before we force it to build 1055 // layers on all the workspace pages, so that transitioning to Launcher from other 1056 // apps is nice and speedy. Usually the first call to preDraw doesn't correspond to 1057 // a true draw so we wait until the second preDraw call to be safe 1058 observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { 1059 boolean mFirstTime = true; 1060 public boolean onPreDraw() { 1061 if (mFirstTime) { 1062 mFirstTime = false; 1063 } else { 1064 //workspace.post(mBuildLayersRunnable); 1065 observer.removeOnPreDrawListener(this); 1066 } 1067 return true; 1068 } 1069 }); 1070 } 1071 clearTypedText(); 1072 } 1073 } 1074 1075 private void sendAdvanceMessage(long delay) { 1076 mHandler.removeMessages(ADVANCE_MSG); 1077 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1078 mHandler.sendMessageDelayed(msg, delay); 1079 mAutoAdvanceSentTime = System.currentTimeMillis(); 1080 } 1081 1082 private void updateRunning() { 1083 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1084 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1085 mAutoAdvanceRunning = autoAdvanceRunning; 1086 if (autoAdvanceRunning) { 1087 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1088 sendAdvanceMessage(delay); 1089 } else { 1090 if (!mWidgetsToAdvance.isEmpty()) { 1091 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1092 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1093 } 1094 mHandler.removeMessages(ADVANCE_MSG); 1095 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1096 } 1097 } 1098 } 1099 1100 private final Handler mHandler = new Handler() { 1101 @Override 1102 public void handleMessage(Message msg) { 1103 if (msg.what == ADVANCE_MSG) { 1104 int i = 0; 1105 for (View key: mWidgetsToAdvance.keySet()) { 1106 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1107 final int delay = mAdvanceStagger * i; 1108 if (v instanceof Advanceable) { 1109 postDelayed(new Runnable() { 1110 public void run() { 1111 ((Advanceable) v).advance(); 1112 } 1113 }, delay); 1114 } 1115 i++; 1116 } 1117 sendAdvanceMessage(mAdvanceInterval); 1118 } 1119 } 1120 }; 1121 1122 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1123 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1124 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1125 if (v instanceof Advanceable) { 1126 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1127 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1128 updateRunning(); 1129 } 1130 } 1131 1132 void removeWidgetToAutoAdvance(View hostView) { 1133 if (mWidgetsToAdvance.containsKey(hostView)) { 1134 mWidgetsToAdvance.remove(hostView); 1135 updateRunning(); 1136 } 1137 } 1138 1139 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1140 removeWidgetToAutoAdvance(launcherInfo.hostView); 1141 launcherInfo.hostView = null; 1142 } 1143 1144 void showOutOfSpaceMessage() { 1145 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1146 } 1147 1148 public LauncherAppWidgetHost getAppWidgetHost() { 1149 return mAppWidgetHost; 1150 } 1151 1152 public LauncherModel getModel() { 1153 return mModel; 1154 } 1155 1156 void closeSystemDialogs() { 1157 getWindow().closeAllPanels(); 1158 1159 /** 1160 * We should remove this code when we remove all the dialog code. 1161 try { 1162 dismissDialog(DIALOG_CREATE_SHORTCUT); 1163 // Unlock the workspace if the dialog was showing 1164 } catch (Exception e) { 1165 // An exception is thrown if the dialog is not visible, which is fine 1166 } 1167 1168 try { 1169 dismissDialog(DIALOG_RENAME_FOLDER); 1170 // Unlock the workspace if the dialog was showing 1171 } catch (Exception e) { 1172 // An exception is thrown if the dialog is not visible, which is fine 1173 } 1174 */ 1175 1176 // Whatever we were doing is hereby canceled. 1177 mWaitingForResult = false; 1178 } 1179 1180 @Override 1181 protected void onNewIntent(Intent intent) { 1182 super.onNewIntent(intent); 1183 1184 // Close the menu 1185 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1186 // also will cancel mWaitingForResult. 1187 closeSystemDialogs(); 1188 1189 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1190 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1191 1192 Folder openFolder = mWorkspace.getOpenFolder(); 1193 // In all these cases, only animate if we're already on home 1194 mWorkspace.exitWidgetResizeMode(); 1195 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1196 openFolder == null) { 1197 mWorkspace.moveToDefaultScreen(true); 1198 } 1199 1200 closeFolder(); 1201 exitSpringLoadedDragMode(); 1202 showWorkspace(alreadyOnHome); 1203 1204 final View v = getWindow().peekDecorView(); 1205 if (v != null && v.getWindowToken() != null) { 1206 InputMethodManager imm = (InputMethodManager)getSystemService( 1207 INPUT_METHOD_SERVICE); 1208 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1209 } 1210 1211 // Reset AllApps to its initial state 1212 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1213 mAppsCustomizeTabHost.reset(); 1214 } 1215 } 1216 } 1217 1218 @Override 1219 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1220 // Do not call super here 1221 mSavedInstanceState = savedInstanceState; 1222 } 1223 1224 @Override 1225 protected void onSaveInstanceState(Bundle outState) { 1226 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1227 super.onSaveInstanceState(outState); 1228 1229 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1230 // We close any open folder since it will not be re-opened, and we need to make sure 1231 // this state is reflected. 1232 closeFolder(); 1233 1234 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1235 mWaitingForResult) { 1236 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1237 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1238 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1239 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1240 } 1241 1242 if (mFolderInfo != null && mWaitingForResult) { 1243 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1244 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1245 } 1246 1247 // Save the current AppsCustomize tab 1248 if (mAppsCustomizeTabHost != null) { 1249 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1250 if (currentTabTag != null) { 1251 outState.putString("apps_customize_currentTab", currentTabTag); 1252 } 1253 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1254 outState.putInt("apps_customize_currentIndex", currentIndex); 1255 } 1256 } 1257 1258 @Override 1259 public void onDestroy() { 1260 super.onDestroy(); 1261 1262 // Remove all pending runnables 1263 mHandler.removeMessages(ADVANCE_MSG); 1264 mHandler.removeMessages(0); 1265 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1266 1267 // Stop callbacks from LauncherModel 1268 LauncherApplication app = ((LauncherApplication) getApplication()); 1269 mModel.stopLoader(); 1270 app.setLauncher(null); 1271 1272 try { 1273 mAppWidgetHost.stopListening(); 1274 } catch (NullPointerException ex) { 1275 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1276 } 1277 mAppWidgetHost = null; 1278 1279 mWidgetsToAdvance.clear(); 1280 1281 TextKeyListener.getInstance().release(); 1282 1283 1284 unbindWorkspaceAndHotseatItems(); 1285 1286 getContentResolver().unregisterContentObserver(mWidgetObserver); 1287 unregisterReceiver(mCloseSystemDialogsReceiver); 1288 1289 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1290 mWorkspace.removeAllViews(); 1291 mWorkspace = null; 1292 mDragController = null; 1293 1294 ValueAnimator.clearAllAnimations(); 1295 } 1296 1297 public DragController getDragController() { 1298 return mDragController; 1299 } 1300 1301 @Override 1302 public void startActivityForResult(Intent intent, int requestCode) { 1303 if (requestCode >= 0) mWaitingForResult = true; 1304 super.startActivityForResult(intent, requestCode); 1305 } 1306 1307 /** 1308 * Indicates that we want global search for this activity by setting the globalSearch 1309 * argument for {@link #startSearch} to true. 1310 */ 1311 @Override 1312 public void startSearch(String initialQuery, boolean selectInitialQuery, 1313 Bundle appSearchData, boolean globalSearch) { 1314 1315 showWorkspace(true); 1316 1317 if (initialQuery == null) { 1318 // Use any text typed in the launcher as the initial query 1319 initialQuery = getTypedText(); 1320 } 1321 if (appSearchData == null) { 1322 appSearchData = new Bundle(); 1323 appSearchData.putString(Search.SOURCE, "launcher-search"); 1324 } 1325 Rect sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1326 1327 final SearchManager searchManager = 1328 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1329 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1330 appSearchData, globalSearch, sourceBounds); 1331 } 1332 1333 @Override 1334 public boolean onCreateOptionsMenu(Menu menu) { 1335 if (isWorkspaceLocked()) { 1336 return false; 1337 } 1338 1339 super.onCreateOptionsMenu(menu); 1340 1341 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1342 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1343 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1344 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1345 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1346 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1347 String helpUrl = getString(R.string.help_url); 1348 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1349 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1350 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1351 1352 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1353 .setIcon(android.R.drawable.ic_menu_gallery) 1354 .setAlphabeticShortcut('W'); 1355 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1356 .setIcon(android.R.drawable.ic_menu_manage) 1357 .setIntent(manageApps) 1358 .setAlphabeticShortcut('M'); 1359 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1360 .setIcon(android.R.drawable.ic_menu_preferences) 1361 .setIntent(settings) 1362 .setAlphabeticShortcut('P'); 1363 if (!helpUrl.isEmpty()) { 1364 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1365 .setIcon(android.R.drawable.ic_menu_help) 1366 .setIntent(help) 1367 .setAlphabeticShortcut('H'); 1368 } 1369 return true; 1370 } 1371 1372 @Override 1373 public boolean onPrepareOptionsMenu(Menu menu) { 1374 super.onPrepareOptionsMenu(menu); 1375 1376 if (mAppsCustomizeTabHost.isTransitioning()) { 1377 return false; 1378 } 1379 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1380 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1381 1382 return true; 1383 } 1384 1385 @Override 1386 public boolean onOptionsItemSelected(MenuItem item) { 1387 switch (item.getItemId()) { 1388 case MENU_WALLPAPER_SETTINGS: 1389 startWallpaper(); 1390 return true; 1391 } 1392 1393 return super.onOptionsItemSelected(item); 1394 } 1395 1396 @Override 1397 public boolean onSearchRequested() { 1398 startSearch(null, false, null, true); 1399 // Use a custom animation for launching search 1400 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1401 return true; 1402 } 1403 1404 public boolean isWorkspaceLocked() { 1405 return mWorkspaceLoading || mWaitingForResult; 1406 } 1407 1408 private void resetAddInfo() { 1409 mPendingAddInfo.container = ItemInfo.NO_ID; 1410 mPendingAddInfo.screen = -1; 1411 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1412 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1413 mPendingAddInfo.dropPos = null; 1414 } 1415 1416 void addAppWidgetFromPick(Intent data) { 1417 // TODO: catch bad widget exception when sent 1418 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1419 // TODO: Is this log message meaningful? 1420 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1421 addAppWidgetImpl(appWidgetId, null); 1422 } 1423 1424 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1425 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1426 1427 if (appWidget.configure != null) { 1428 // Launch over to configure widget, if needed 1429 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1430 intent.setComponent(appWidget.configure); 1431 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1432 if (info != null) { 1433 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1434 intent.putExtra( 1435 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1436 info.mimeType); 1437 1438 final String mimeType = info.mimeType; 1439 final ClipData clipData = (ClipData) info.configurationData; 1440 final ClipDescription clipDesc = clipData.getDescription(); 1441 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1442 if (clipDesc.getMimeType(i).equals(mimeType)) { 1443 final ClipData.Item item = clipData.getItemAt(i); 1444 final CharSequence stringData = item.getText(); 1445 final Uri uriData = item.getUri(); 1446 final Intent intentData = item.getIntent(); 1447 final String key = 1448 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1449 if (uriData != null) { 1450 intent.putExtra(key, uriData); 1451 } else if (intentData != null) { 1452 intent.putExtra(key, intentData); 1453 } else if (stringData != null) { 1454 intent.putExtra(key, stringData); 1455 } 1456 break; 1457 } 1458 } 1459 } 1460 } 1461 1462 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1463 } else { 1464 // Otherwise just add it 1465 completeAddAppWidget(appWidgetId, info.container, info.screen); 1466 1467 // Exit spring loaded mode if necessary after adding the widget 1468 exitSpringLoadedDragModeDelayed(true, false); 1469 } 1470 } 1471 1472 /** 1473 * Process a shortcut drop. 1474 * 1475 * @param componentName The name of the component 1476 * @param screen The screen where it should be added 1477 * @param cell The cell it should be added to, optional 1478 * @param position The location on the screen where it was dropped, optional 1479 */ 1480 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1481 int[] cell, int[] loc) { 1482 resetAddInfo(); 1483 mPendingAddInfo.container = container; 1484 mPendingAddInfo.screen = screen; 1485 mPendingAddInfo.dropPos = loc; 1486 1487 if (cell != null) { 1488 mPendingAddInfo.cellX = cell[0]; 1489 mPendingAddInfo.cellY = cell[1]; 1490 } 1491 1492 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1493 createShortcutIntent.setComponent(componentName); 1494 processShortcut(createShortcutIntent); 1495 } 1496 1497 /** 1498 * Process a widget drop. 1499 * 1500 * @param info The PendingAppWidgetInfo of the widget being added. 1501 * @param screen The screen where it should be added 1502 * @param cell The cell it should be added to, optional 1503 * @param position The location on the screen where it was dropped, optional 1504 */ 1505 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1506 int[] cell, int[] loc) { 1507 resetAddInfo(); 1508 mPendingAddInfo.container = info.container = container; 1509 mPendingAddInfo.screen = info.screen = screen; 1510 mPendingAddInfo.dropPos = loc; 1511 if (cell != null) { 1512 mPendingAddInfo.cellX = cell[0]; 1513 mPendingAddInfo.cellY = cell[1]; 1514 } 1515 1516 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1517 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1518 addAppWidgetImpl(appWidgetId, info); 1519 } 1520 1521 void processShortcut(Intent intent) { 1522 // Handle case where user selected "Applications" 1523 String applicationName = getResources().getString(R.string.group_applications); 1524 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1525 1526 if (applicationName != null && applicationName.equals(shortcutName)) { 1527 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1528 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1529 1530 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1531 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1532 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1533 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1534 } else { 1535 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1536 } 1537 } 1538 1539 void processWallpaper(Intent intent) { 1540 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1541 } 1542 1543 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1544 int cellY) { 1545 final FolderInfo folderInfo = new FolderInfo(); 1546 folderInfo.title = getText(R.string.folder_name); 1547 1548 // Update the model 1549 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1550 false); 1551 sFolders.put(folderInfo.id, folderInfo); 1552 1553 // Create the view 1554 FolderIcon newFolder = 1555 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1556 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1557 isWorkspaceLocked()); 1558 return newFolder; 1559 } 1560 1561 void removeFolder(FolderInfo folder) { 1562 sFolders.remove(folder.id); 1563 } 1564 1565 private void startWallpaper() { 1566 showWorkspace(true); 1567 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1568 Intent chooser = Intent.createChooser(pickWallpaper, 1569 getText(R.string.chooser_wallpaper)); 1570 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1571 // Removed in Eclair MR1 1572// WallpaperManager wm = (WallpaperManager) 1573// getSystemService(Context.WALLPAPER_SERVICE); 1574// WallpaperInfo wi = wm.getWallpaperInfo(); 1575// if (wi != null && wi.getSettingsActivity() != null) { 1576// LabeledIntent li = new LabeledIntent(getPackageName(), 1577// R.string.configure_wallpaper, 0); 1578// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1579// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1580// } 1581 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1582 } 1583 1584 /** 1585 * Registers various content observers. The current implementation registers 1586 * only a favorites observer to keep track of the favorites applications. 1587 */ 1588 private void registerContentObservers() { 1589 ContentResolver resolver = getContentResolver(); 1590 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1591 true, mWidgetObserver); 1592 } 1593 1594 @Override 1595 public boolean dispatchKeyEvent(KeyEvent event) { 1596 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1597 switch (event.getKeyCode()) { 1598 case KeyEvent.KEYCODE_HOME: 1599 return true; 1600 case KeyEvent.KEYCODE_VOLUME_DOWN: 1601 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1602 dumpState(); 1603 return true; 1604 } 1605 break; 1606 } 1607 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1608 switch (event.getKeyCode()) { 1609 case KeyEvent.KEYCODE_HOME: 1610 return true; 1611 } 1612 } 1613 1614 return super.dispatchKeyEvent(event); 1615 } 1616 1617 @Override 1618 public void onBackPressed() { 1619 if (mState == State.APPS_CUSTOMIZE) { 1620 showWorkspace(true); 1621 } else if (mWorkspace.getOpenFolder() != null) { 1622 Folder openFolder = mWorkspace.getOpenFolder(); 1623 if (openFolder.isEditingName()) { 1624 openFolder.dismissEditingName(); 1625 } else { 1626 closeFolder(); 1627 } 1628 } else { 1629 mWorkspace.exitWidgetResizeMode(); 1630 1631 // Back button is a no-op here, but give at least some feedback for the button press 1632 mWorkspace.showOutlinesTemporarily(); 1633 } 1634 } 1635 1636 /** 1637 * Re-listen when widgets are reset. 1638 */ 1639 private void onAppWidgetReset() { 1640 if (mAppWidgetHost != null) { 1641 mAppWidgetHost.startListening(); 1642 } 1643 } 1644 1645 /** 1646 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1647 * leak the previous Home screen on orientation change. 1648 */ 1649 private void unbindWorkspaceAndHotseatItems() { 1650 if (mModel != null) { 1651 mModel.unbindWorkspaceItems(); 1652 } 1653 } 1654 1655 /** 1656 * Launches the intent referred by the clicked shortcut. 1657 * 1658 * @param v The view representing the clicked shortcut. 1659 */ 1660 public void onClick(View v) { 1661 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1662 // view has detached (it's possible for this to happen if the view is removed mid touch). 1663 if (v.getWindowToken() == null) { 1664 return; 1665 } 1666 1667 if (mWorkspace.isSwitchingState()) { 1668 return; 1669 } 1670 1671 Object tag = v.getTag(); 1672 if (tag instanceof ShortcutInfo) { 1673 // Open shortcut 1674 final Intent intent = ((ShortcutInfo) tag).intent; 1675 int[] pos = new int[2]; 1676 v.getLocationOnScreen(pos); 1677 intent.setSourceBounds(new Rect(pos[0], pos[1], 1678 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1679 boolean success = startActivitySafely(intent, tag); 1680 1681 if (success && v instanceof BubbleTextView) { 1682 mWaitingForResume = (BubbleTextView) v; 1683 mWaitingForResume.setStayPressed(true); 1684 } 1685 } else if (tag instanceof FolderInfo) { 1686 if (v instanceof FolderIcon) { 1687 FolderIcon fi = (FolderIcon) v; 1688 handleFolderClick(fi); 1689 } 1690 } else if (v == mAllAppsButton) { 1691 if (mState == State.APPS_CUSTOMIZE) { 1692 showWorkspace(true); 1693 } else { 1694 onClickAllAppsButton(v); 1695 } 1696 } 1697 } 1698 1699 public boolean onTouch(View v, MotionEvent event) { 1700 // this is an intercepted event being forwarded from mWorkspace; 1701 // clicking anywhere on the workspace causes the customization drawer to slide down 1702 showWorkspace(true); 1703 return false; 1704 } 1705 1706 /** 1707 * Event handler for the search button 1708 * 1709 * @param v The view that was clicked. 1710 */ 1711 public void onClickSearchButton(View v) { 1712 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1713 1714 onSearchRequested(); 1715 } 1716 1717 /** 1718 * Event handler for the voice button 1719 * 1720 * @param v The view that was clicked. 1721 */ 1722 public void onClickVoiceButton(View v) { 1723 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1724 1725 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1726 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1727 startActivity(intent); 1728 } 1729 1730 /** 1731 * Event handler for the "grid" button that appears on the home screen, which 1732 * enters all apps mode. 1733 * 1734 * @param v The view that was clicked. 1735 */ 1736 public void onClickAllAppsButton(View v) { 1737 showAllApps(true); 1738 } 1739 1740 public void onTouchDownAllAppsButton(View v) { 1741 // Provide the same haptic feedback that the system offers for virtual keys. 1742 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1743 } 1744 1745 public void onClickAppMarketButton(View v) { 1746 if (mAppMarketIntent != null) { 1747 startActivitySafely(mAppMarketIntent, "app market"); 1748 } 1749 } 1750 1751 void startApplicationDetailsActivity(ComponentName componentName) { 1752 String packageName = componentName.getPackageName(); 1753 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1754 Uri.fromParts("package", packageName, null)); 1755 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1756 startActivity(intent); 1757 } 1758 1759 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1760 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1761 // System applications cannot be installed. For now, show a toast explaining that. 1762 // We may give them the option of disabling apps this way. 1763 int messageId = R.string.uninstall_system_app_text; 1764 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1765 } else { 1766 String packageName = appInfo.componentName.getPackageName(); 1767 String className = appInfo.componentName.getClassName(); 1768 Intent intent = new Intent( 1769 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1770 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1771 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1772 startActivity(intent); 1773 } 1774 } 1775 1776 boolean startActivitySafely(Intent intent, Object tag) { 1777 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1778 try { 1779 startActivity(intent); 1780 return true; 1781 } catch (ActivityNotFoundException e) { 1782 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1783 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1784 } catch (SecurityException e) { 1785 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1786 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1787 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1788 "or use the exported attribute for this activity. " 1789 + "tag="+ tag + " intent=" + intent, e); 1790 } 1791 return false; 1792 } 1793 1794 void startActivityForResultSafely(Intent intent, int requestCode) { 1795 try { 1796 startActivityForResult(intent, requestCode); 1797 } catch (ActivityNotFoundException e) { 1798 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1799 } catch (SecurityException e) { 1800 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1801 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1802 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1803 "or use the exported attribute for this activity.", e); 1804 } 1805 } 1806 1807 private void handleFolderClick(FolderIcon folderIcon) { 1808 final FolderInfo info = folderIcon.mInfo; 1809 Folder openFolder = mWorkspace.getFolderForTag(info); 1810 1811 // If the folder info reports that the associated folder is open, then verify that 1812 // it is actually opened. There have been a few instances where this gets out of sync. 1813 if (info.opened && openFolder == null) { 1814 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 1815 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 1816 info.opened = false; 1817 } 1818 1819 if (!info.opened) { 1820 // Close any open folder 1821 closeFolder(); 1822 // Open the requested folder 1823 openFolder(folderIcon); 1824 } else { 1825 // Find the open folder... 1826 int folderScreen; 1827 if (openFolder != null) { 1828 folderScreen = mWorkspace.getPageForView(openFolder); 1829 // .. and close it 1830 closeFolder(openFolder); 1831 if (folderScreen != mWorkspace.getCurrentPage()) { 1832 // Close any folder open on the current screen 1833 closeFolder(); 1834 // Pull the folder onto this screen 1835 openFolder(folderIcon); 1836 } 1837 } 1838 } 1839 } 1840 1841 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1842 if (fi == null) return; 1843 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1844 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1845 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1846 1847 FolderInfo info = (FolderInfo) fi.getTag(); 1848 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1849 CellLayout cl = (CellLayout) fi.getParent().getParent(); 1850 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 1851 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 1852 } 1853 1854 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1855 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1856 oa.start(); 1857 } 1858 1859 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1860 if (fi == null) return; 1861 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1862 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1863 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1864 1865 FolderInfo info = (FolderInfo) fi.getTag(); 1866 CellLayout cl = null; 1867 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1868 cl = (CellLayout) fi.getParent().getParent(); 1869 } 1870 1871 final CellLayout layout = cl; 1872 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1873 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1874 oa.addListener(new AnimatorListenerAdapter() { 1875 @Override 1876 public void onAnimationEnd(Animator animation) { 1877 if (layout != null) { 1878 layout.clearFolderLeaveBehind(); 1879 } 1880 } 1881 }); 1882 oa.start(); 1883 } 1884 1885 /** 1886 * Opens the user folder described by the specified tag. The opening of the folder 1887 * is animated relative to the specified View. If the View is null, no animation 1888 * is played. 1889 * 1890 * @param folderInfo The FolderInfo describing the folder to open. 1891 */ 1892 public void openFolder(FolderIcon folderIcon) { 1893 Folder folder = folderIcon.mFolder; 1894 FolderInfo info = folder.mInfo; 1895 1896 growAndFadeOutFolderIcon(folderIcon); 1897 info.opened = true; 1898 1899 // Just verify that the folder hasn't already been added to the DragLayer. 1900 // There was a one-off crash where the folder had a parent already. 1901 if (folder.getParent() == null) { 1902 mDragLayer.addView(folder); 1903 mDragController.addDropTarget((DropTarget) folder); 1904 } else { 1905 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 1906 folder.getParent() + ")."); 1907 } 1908 folder.animateOpen(); 1909 } 1910 1911 public void closeFolder() { 1912 Folder folder = mWorkspace.getOpenFolder(); 1913 if (folder != null) { 1914 if (folder.isEditingName()) { 1915 folder.dismissEditingName(); 1916 } 1917 closeFolder(folder); 1918 1919 // Dismiss the folder cling 1920 dismissFolderCling(null); 1921 } 1922 } 1923 1924 void closeFolder(Folder folder) { 1925 folder.getInfo().opened = false; 1926 1927 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1928 if (parent != null) { 1929 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 1930 shrinkAndFadeInFolderIcon(fi); 1931 } 1932 folder.animateClosed(); 1933 } 1934 1935 public boolean onLongClick(View v) { 1936 if (mState != State.WORKSPACE) { 1937 return false; 1938 } 1939 1940 if (isWorkspaceLocked()) { 1941 return false; 1942 } 1943 1944 if (!(v instanceof CellLayout)) { 1945 v = (View) v.getParent().getParent(); 1946 } 1947 1948 resetAddInfo(); 1949 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 1950 // This happens when long clicking an item with the dpad/trackball 1951 if (longClickCellInfo == null) { 1952 return true; 1953 } 1954 1955 // The hotseat touch handling does not go through Workspace, and we always allow long press 1956 // on hotseat items. 1957 final View itemUnderLongClick = longClickCellInfo.cell; 1958 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 1959 if (allowLongPress && !mDragController.isDragging()) { 1960 if (itemUnderLongClick == null) { 1961 // User long pressed on empty space 1962 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 1963 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 1964 startWallpaper(); 1965 } else { 1966 if (!(itemUnderLongClick instanceof Folder)) { 1967 // User long pressed on an item 1968 mWorkspace.startDrag(longClickCellInfo); 1969 } 1970 } 1971 } 1972 return true; 1973 } 1974 1975 boolean isHotseatLayout(View layout) { 1976 return mHotseat != null && layout != null && 1977 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 1978 } 1979 Hotseat getHotseat() { 1980 return mHotseat; 1981 } 1982 SearchDropTargetBar getSearchBar() { 1983 return mSearchDropTargetBar; 1984 } 1985 1986 /** 1987 * Returns the CellLayout of the specified container at the specified screen. 1988 */ 1989 CellLayout getCellLayout(long container, int screen) { 1990 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1991 if (mHotseat != null) { 1992 return mHotseat.getLayout(); 1993 } else { 1994 return null; 1995 } 1996 } else { 1997 return (CellLayout) mWorkspace.getChildAt(screen); 1998 } 1999 } 2000 2001 Workspace getWorkspace() { 2002 return mWorkspace; 2003 } 2004 2005 @Override 2006 protected Dialog onCreateDialog(int id) { 2007 switch (id) { 2008 case DIALOG_CREATE_SHORTCUT: 2009 return new CreateShortcut().createDialog(); 2010 case DIALOG_RENAME_FOLDER: 2011 return new RenameFolder().createDialog(); 2012 } 2013 2014 return super.onCreateDialog(id); 2015 } 2016 2017 @Override 2018 protected void onPrepareDialog(int id, Dialog dialog) { 2019 switch (id) { 2020 case DIALOG_CREATE_SHORTCUT: 2021 break; 2022 case DIALOG_RENAME_FOLDER: 2023 if (mFolderInfo != null) { 2024 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 2025 final CharSequence text = mFolderInfo.title; 2026 input.setText(text); 2027 input.setSelection(0, text.length()); 2028 } 2029 break; 2030 } 2031 } 2032 2033 void showRenameDialog(FolderInfo info) { 2034 mFolderInfo = info; 2035 mWaitingForResult = true; 2036 showDialog(DIALOG_RENAME_FOLDER); 2037 } 2038 2039 private void showAddDialog() { 2040 resetAddInfo(); 2041 mPendingAddInfo.container = LauncherSettings.Favorites.CONTAINER_DESKTOP; 2042 mPendingAddInfo.screen = mWorkspace.getCurrentPage(); 2043 mWaitingForResult = true; 2044 showDialog(DIALOG_CREATE_SHORTCUT); 2045 } 2046 2047 private class RenameFolder { 2048 private EditText mInput; 2049 2050 Dialog createDialog() { 2051 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 2052 mInput = (EditText) layout.findViewById(R.id.folder_name); 2053 2054 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 2055 builder.setIcon(0); 2056 builder.setTitle(getString(R.string.rename_folder_title)); 2057 builder.setCancelable(true); 2058 builder.setOnCancelListener(new Dialog.OnCancelListener() { 2059 public void onCancel(DialogInterface dialog) { 2060 cleanup(); 2061 } 2062 }); 2063 builder.setNegativeButton(getString(R.string.cancel_action), 2064 new Dialog.OnClickListener() { 2065 public void onClick(DialogInterface dialog, int which) { 2066 cleanup(); 2067 } 2068 } 2069 ); 2070 builder.setPositiveButton(getString(R.string.rename_action), 2071 new Dialog.OnClickListener() { 2072 public void onClick(DialogInterface dialog, int which) { 2073 changeFolderName(); 2074 } 2075 } 2076 ); 2077 builder.setView(layout); 2078 2079 final AlertDialog dialog = builder.create(); 2080 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 2081 public void onShow(DialogInterface dialog) { 2082 mWaitingForResult = true; 2083 mInput.requestFocus(); 2084 InputMethodManager inputManager = (InputMethodManager) 2085 getSystemService(Context.INPUT_METHOD_SERVICE); 2086 inputManager.showSoftInput(mInput, 0); 2087 } 2088 }); 2089 2090 return dialog; 2091 } 2092 2093 private void changeFolderName() { 2094 final String name = mInput.getText().toString(); 2095 if (!TextUtils.isEmpty(name)) { 2096 // Make sure we have the right folder info 2097 mFolderInfo = sFolders.get(mFolderInfo.id); 2098 mFolderInfo.title = name; 2099 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 2100 2101 if (mWorkspaceLoading) { 2102 lockAllApps(); 2103 mModel.startLoader(Launcher.this, false); 2104 } else { 2105 final FolderIcon folderIcon = (FolderIcon) 2106 mWorkspace.getViewForTag(mFolderInfo); 2107 if (folderIcon != null) { 2108 // TODO: At some point we'll probably want some version of setting 2109 // the text for a folder icon. 2110 //folderIcon.setText(name); 2111 getWorkspace().requestLayout(); 2112 } else { 2113 lockAllApps(); 2114 mWorkspaceLoading = true; 2115 mModel.startLoader(Launcher.this, false); 2116 } 2117 } 2118 } 2119 cleanup(); 2120 } 2121 2122 private void cleanup() { 2123 dismissDialog(DIALOG_RENAME_FOLDER); 2124 mWaitingForResult = false; 2125 mFolderInfo = null; 2126 } 2127 } 2128 2129 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2130 public boolean isAllAppsVisible() { 2131 return (mState == State.APPS_CUSTOMIZE); 2132 } 2133 2134 // AllAppsView.Watcher 2135 public void zoomed(float zoom) { 2136 if (zoom == 1.0f) { 2137 mWorkspace.setVisibility(View.GONE); 2138 } 2139 } 2140 2141 /** 2142 * Helper method for the cameraZoomIn/cameraZoomOut animations 2143 * @param view The view being animated 2144 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2145 * @param scaleFactor The scale factor used for the zoom 2146 */ 2147 private void setPivotsForZoom(View view, float scaleFactor) { 2148 view.setPivotX(view.getWidth() / 2.0f); 2149 view.setPivotY(view.getHeight() / 2.0f); 2150 } 2151 2152 void updateWallpaperVisibility(boolean visible) { 2153 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2154 int curflags = getWindow().getAttributes().flags 2155 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2156 if (wpflags != curflags) { 2157 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2158 } 2159 } 2160 2161 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2162 if (v instanceof LauncherTransitionable) { 2163 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2164 } 2165 } 2166 2167 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2168 if (v instanceof LauncherTransitionable) { 2169 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2170 } 2171 } 2172 2173 /** 2174 * Things to test when changing the following seven functions. 2175 * - Home from workspace 2176 * - from center screen 2177 * - from other screens 2178 * - Home from all apps 2179 * - from center screen 2180 * - from other screens 2181 * - Back from all apps 2182 * - from center screen 2183 * - from other screens 2184 * - Launch app from workspace and quit 2185 * - with back 2186 * - with home 2187 * - Launch app from all apps and quit 2188 * - with back 2189 * - with home 2190 * - Go to a screen that's not the default, then all 2191 * apps, and launch and app, and go back 2192 * - with back 2193 * -with home 2194 * - On workspace, long press power and go back 2195 * - with back 2196 * - with home 2197 * - On all apps, long press power and go back 2198 * - with back 2199 * - with home 2200 * - On workspace, power off 2201 * - On all apps, power off 2202 * - Launch an app and turn off the screen while in that app 2203 * - Go back with home key 2204 * - Go back with back key TODO: make this not go to workspace 2205 * - From all apps 2206 * - From workspace 2207 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2208 * - From all apps 2209 * - From the center workspace 2210 * - From another workspace 2211 */ 2212 2213 /** 2214 * Zoom the camera out from the workspace to reveal 'toView'. 2215 * Assumes that the view to show is anchored at either the very top or very bottom 2216 * of the screen. 2217 */ 2218 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2219 if (mStateAnimation != null) { 2220 mStateAnimation.cancel(); 2221 mStateAnimation = null; 2222 } 2223 final Resources res = getResources(); 2224 final Launcher instance = this; 2225 2226 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2227 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2228 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2229 final View fromView = mWorkspace; 2230 final View toView = mAppsCustomizeTabHost; 2231 final int startDelay = 2232 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2233 2234 setPivotsForZoom(toView, scale); 2235 2236 // Shrink workspaces away if going to AppsCustomize from workspace 2237 Animator workspaceAnim = 2238 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2239 2240 if (animated) { 2241 toView.setScaleX(scale); 2242 toView.setScaleY(scale); 2243 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2244 scaleAnim. 2245 scaleX(1f).scaleY(1f). 2246 setDuration(duration). 2247 setInterpolator(new Workspace.ZoomOutInterpolator()); 2248 2249 toView.setVisibility(View.VISIBLE); 2250 toView.setAlpha(0f); 2251 final ObjectAnimator alphaAnim = ObjectAnimator 2252 .ofFloat(toView, "alpha", 0f, 1f) 2253 .setDuration(fadeDuration); 2254 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2255 2256 // toView should appear right at the end of the workspace shrink 2257 // animation 2258 mStateAnimation = new AnimatorSet(); 2259 mStateAnimation.play(scaleAnim).after(startDelay); 2260 mStateAnimation.play(alphaAnim).after(startDelay); 2261 2262 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2263 boolean animationCancelled = false; 2264 2265 @Override 2266 public void onAnimationStart(Animator animation) { 2267 updateWallpaperVisibility(true); 2268 // Prepare the position 2269 toView.setTranslationX(0.0f); 2270 toView.setTranslationY(0.0f); 2271 toView.setVisibility(View.VISIBLE); 2272 toView.bringToFront(); 2273 } 2274 @Override 2275 public void onAnimationEnd(Animator animation) { 2276 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2277 dispatchOnLauncherTransitionEnd(toView, animated, false); 2278 2279 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2280 // Hide the workspace scrollbar 2281 mWorkspace.hideScrollingIndicator(true); 2282 hideDockDivider(); 2283 } 2284 if (!animationCancelled) { 2285 updateWallpaperVisibility(false); 2286 } 2287 } 2288 2289 @Override 2290 public void onAnimationCancel(Animator animation) { 2291 animationCancelled = true; 2292 } 2293 }); 2294 2295 if (workspaceAnim != null) { 2296 mStateAnimation.play(workspaceAnim); 2297 } 2298 2299 boolean delayAnim = false; 2300 final ViewTreeObserver observer; 2301 2302 dispatchOnLauncherTransitionStart(fromView, animated, false); 2303 dispatchOnLauncherTransitionStart(toView, animated, false); 2304 2305 // If any of the objects being animated haven't been measured/laid out 2306 // yet, delay the animation until we get a layout pass 2307 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2308 (mWorkspace.getMeasuredWidth() == 0) || 2309 (toView.getMeasuredWidth() == 0)) { 2310 observer = mWorkspace.getViewTreeObserver(); 2311 delayAnim = true; 2312 } else { 2313 observer = null; 2314 } 2315 2316 if (delayAnim) { 2317 final AnimatorSet stateAnimation = mStateAnimation; 2318 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() { 2319 public void onGlobalLayout() { 2320 mWorkspace.post(new Runnable() { 2321 public void run() { 2322 // Check that mStateAnimation hasn't changed while 2323 // we waited for a layout pass 2324 if (mStateAnimation == stateAnimation) { 2325 // Need to update pivots for zoom if layout changed 2326 setPivotsForZoom(toView, scale); 2327 mStateAnimation.start(); 2328 } 2329 } 2330 }); 2331 observer.removeGlobalOnLayoutListener(this); 2332 } 2333 }; 2334 observer.addOnGlobalLayoutListener(delayedStart); 2335 } else { 2336 setPivotsForZoom(toView, scale); 2337 mStateAnimation.start(); 2338 } 2339 } else { 2340 toView.setTranslationX(0.0f); 2341 toView.setTranslationY(0.0f); 2342 toView.setScaleX(1.0f); 2343 toView.setScaleY(1.0f); 2344 toView.setVisibility(View.VISIBLE); 2345 toView.bringToFront(); 2346 2347 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2348 // Hide the workspace scrollbar 2349 mWorkspace.hideScrollingIndicator(true); 2350 hideDockDivider(); 2351 } 2352 dispatchOnLauncherTransitionStart(fromView, animated, false); 2353 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2354 dispatchOnLauncherTransitionStart(toView, animated, false); 2355 dispatchOnLauncherTransitionEnd(toView, animated, false); 2356 updateWallpaperVisibility(false); 2357 } 2358 } 2359 2360 /** 2361 * Zoom the camera back into the workspace, hiding 'fromView'. 2362 * This is the opposite of showAppsCustomizeHelper. 2363 * @param animated If true, the transition will be animated. 2364 */ 2365 private void hideAppsCustomizeHelper( 2366 State toState, final boolean animated, final boolean springLoaded) { 2367 if (mStateAnimation != null) { 2368 mStateAnimation.cancel(); 2369 mStateAnimation = null; 2370 } 2371 Resources res = getResources(); 2372 2373 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2374 final int fadeOutDuration = 2375 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2376 final float scaleFactor = (float) 2377 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2378 final View fromView = mAppsCustomizeTabHost; 2379 final View toView = mWorkspace; 2380 Animator workspaceAnim = null; 2381 2382 if (toState == State.WORKSPACE) { 2383 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2384 workspaceAnim = mWorkspace.getChangeStateAnimation( 2385 Workspace.State.NORMAL, animated, stagger); 2386 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2387 workspaceAnim = mWorkspace.getChangeStateAnimation( 2388 Workspace.State.SPRING_LOADED, animated); 2389 } 2390 2391 setPivotsForZoom(fromView, scaleFactor); 2392 updateWallpaperVisibility(true); 2393 showHotseat(animated); 2394 if (animated) { 2395 final float oldScaleX = fromView.getScaleX(); 2396 final float oldScaleY = fromView.getScaleY(); 2397 2398 final LauncherViewPropertyAnimator scaleAnim = 2399 new LauncherViewPropertyAnimator(fromView); 2400 scaleAnim. 2401 scaleX(scaleFactor).scaleY(scaleFactor). 2402 setDuration(duration). 2403 setInterpolator(new Workspace.ZoomInInterpolator()); 2404 2405 final ObjectAnimator alphaAnim = ObjectAnimator 2406 .ofFloat(fromView, "alpha", 1f, 0f) 2407 .setDuration(fadeOutDuration); 2408 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2409 2410 mStateAnimation = new AnimatorSet(); 2411 2412 dispatchOnLauncherTransitionStart(fromView, animated, true); 2413 dispatchOnLauncherTransitionStart(toView, animated, true); 2414 2415 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2416 @Override 2417 public void onAnimationEnd(Animator animation) { 2418 updateWallpaperVisibility(true); 2419 fromView.setVisibility(View.GONE); 2420 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2421 dispatchOnLauncherTransitionEnd(toView, animated, true); 2422 mWorkspace.hideScrollingIndicator(false); 2423 } 2424 }); 2425 2426 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2427 if (workspaceAnim != null) { 2428 mStateAnimation.play(workspaceAnim); 2429 } 2430 mStateAnimation.start(); 2431 } else { 2432 fromView.setVisibility(View.GONE); 2433 dispatchOnLauncherTransitionStart(fromView, animated, false); 2434 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2435 dispatchOnLauncherTransitionStart(toView, animated, false); 2436 dispatchOnLauncherTransitionEnd(toView, animated, false); 2437 mWorkspace.hideScrollingIndicator(false); 2438 } 2439 } 2440 2441 @Override 2442 public void onTrimMemory(int level) { 2443 super.onTrimMemory(level); 2444 if (level == ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN) { 2445 mAppsCustomizeTabHost.onTrimMemory(); 2446 } 2447 } 2448 2449 void showWorkspace(boolean animated) { 2450 if (mState != State.WORKSPACE) { 2451 mWorkspace.setVisibility(View.VISIBLE); 2452 hideAppsCustomizeHelper(State.WORKSPACE, animated, false); 2453 2454 // Show the search bar and hotseat 2455 mSearchDropTargetBar.showSearchBar(animated); 2456 // We only need to animate in the dock divider if we're going from spring loaded mode 2457 showDockDivider(animated && mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2458 2459 // Set focus to the AppsCustomize button 2460 if (mAllAppsButton != null) { 2461 mAllAppsButton.requestFocus(); 2462 } 2463 } 2464 2465 mWorkspace.flashScrollingIndicator(animated); 2466 2467 // Change the state *after* we've called all the transition code 2468 mState = State.WORKSPACE; 2469 2470 // Resume the auto-advance of widgets 2471 mUserPresent = true; 2472 updateRunning(); 2473 2474 // send an accessibility event to announce the context change 2475 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2476 } 2477 2478 void showAllApps(boolean animated) { 2479 if (mState != State.WORKSPACE) return; 2480 2481 showAppsCustomizeHelper(animated, false); 2482 mAppsCustomizeTabHost.requestFocus(); 2483 2484 // Hide the search bar and hotseat 2485 mSearchDropTargetBar.hideSearchBar(animated); 2486 2487 // Change the state *after* we've called all the transition code 2488 mState = State.APPS_CUSTOMIZE; 2489 2490 // Pause the auto-advance of widgets until we are out of AllApps 2491 mUserPresent = false; 2492 updateRunning(); 2493 closeFolder(); 2494 2495 // Send an accessibility event to announce the context change 2496 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2497 } 2498 2499 void enterSpringLoadedDragMode() { 2500 if (mState == State.APPS_CUSTOMIZE) { 2501 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true); 2502 hideDockDivider(); 2503 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2504 } 2505 } 2506 2507 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay) { 2508 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2509 2510 mHandler.postDelayed(new Runnable() { 2511 @Override 2512 public void run() { 2513 if (successfulDrop) { 2514 // Before we show workspace, hide all apps again because 2515 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2516 // clean up our state transition functions 2517 mAppsCustomizeTabHost.setVisibility(View.GONE); 2518 mSearchDropTargetBar.showSearchBar(true); 2519 showWorkspace(true); 2520 } else { 2521 exitSpringLoadedDragMode(); 2522 } 2523 } 2524 }, (extendedDelay ? 2525 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2526 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2527 } 2528 2529 void exitSpringLoadedDragMode() { 2530 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2531 final boolean animated = true; 2532 final boolean springLoaded = true; 2533 showAppsCustomizeHelper(animated, springLoaded); 2534 mState = State.APPS_CUSTOMIZE; 2535 } 2536 // Otherwise, we are not in spring loaded mode, so don't do anything. 2537 } 2538 2539 void hideDockDivider() { 2540 if (mQsbDivider != null && mDockDivider != null) { 2541 mQsbDivider.setVisibility(View.INVISIBLE); 2542 mDockDivider.setVisibility(View.INVISIBLE); 2543 } 2544 } 2545 2546 void showDockDivider(boolean animated) { 2547 if (mQsbDivider != null && mDockDivider != null) { 2548 mQsbDivider.setVisibility(View.VISIBLE); 2549 mDockDivider.setVisibility(View.VISIBLE); 2550 if (mDividerAnimator != null) { 2551 mDividerAnimator.cancel(); 2552 mQsbDivider.setAlpha(1f); 2553 mDockDivider.setAlpha(1f); 2554 mDividerAnimator = null; 2555 } 2556 if (animated) { 2557 mDividerAnimator = new AnimatorSet(); 2558 mDividerAnimator.playTogether(ObjectAnimator.ofFloat(mQsbDivider, "alpha", 1f), 2559 ObjectAnimator.ofFloat(mDockDivider, "alpha", 1f)); 2560 mDividerAnimator.setDuration(mSearchDropTargetBar.getTransitionInDuration()); 2561 mDividerAnimator.start(); 2562 } 2563 } 2564 } 2565 2566 void lockAllApps() { 2567 // TODO 2568 } 2569 2570 void unlockAllApps() { 2571 // TODO 2572 } 2573 2574 public boolean isAllAppsCustomizeOpen() { 2575 return mState == State.APPS_CUSTOMIZE; 2576 } 2577 2578 /** 2579 * Shows the hotseat area. 2580 */ 2581 void showHotseat(boolean animated) { 2582 if (!LauncherApplication.isScreenLarge()) { 2583 if (animated) { 2584 if (mHotseat.getAlpha() != 1f) { 2585 int duration = mSearchDropTargetBar.getTransitionInDuration(); 2586 mHotseat.animate().alpha(1f).setDuration(duration); 2587 } 2588 } else { 2589 mHotseat.setAlpha(1f); 2590 } 2591 } 2592 } 2593 2594 /** 2595 * Hides the hotseat area. 2596 */ 2597 void hideHotseat(boolean animated) { 2598 if (!LauncherApplication.isScreenLarge()) { 2599 if (animated) { 2600 if (mHotseat.getAlpha() != 0f) { 2601 int duration = mSearchDropTargetBar.getTransitionOutDuration(); 2602 mHotseat.animate().alpha(0f).setDuration(duration); 2603 } 2604 } else { 2605 mHotseat.setAlpha(0f); 2606 } 2607 } 2608 } 2609 2610 /** 2611 * Add an item from all apps or customize onto the given workspace screen. 2612 * If layout is null, add to the current screen. 2613 */ 2614 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2615 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2616 showOutOfSpaceMessage(); 2617 } 2618 } 2619 2620 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2621 private int getCurrentOrientationIndexForGlobalIcons() { 2622 // default - 0, landscape - 1 2623 switch (getResources().getConfiguration().orientation) { 2624 case Configuration.ORIENTATION_LANDSCAPE: 2625 return 1; 2626 default: 2627 return 0; 2628 } 2629 } 2630 2631 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2632 try { 2633 PackageManager packageManager = getPackageManager(); 2634 // Look for the toolbar icon specified in the activity meta-data 2635 Bundle metaData = packageManager.getActivityInfo( 2636 activityName, PackageManager.GET_META_DATA).metaData; 2637 if (metaData != null) { 2638 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2639 if (iconResId != 0) { 2640 Resources res = packageManager.getResourcesForActivity(activityName); 2641 return res.getDrawable(iconResId); 2642 } 2643 } 2644 } catch (NameNotFoundException e) { 2645 // This can happen if the activity defines an invalid drawable 2646 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2647 " not found", e); 2648 } catch (Resources.NotFoundException nfe) { 2649 // This can happen if the activity defines an invalid drawable 2650 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2651 nfe); 2652 } 2653 return null; 2654 } 2655 2656 // if successful in getting icon, return it; otherwise, set button to use default drawable 2657 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2658 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2659 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2660 Resources r = getResources(); 2661 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2662 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2663 2664 TextView button = (TextView) findViewById(buttonId); 2665 // If we were unable to find the icon via the meta-data, use a generic one 2666 if (toolbarIcon == null) { 2667 toolbarIcon = r.getDrawable(fallbackDrawableId); 2668 toolbarIcon.setBounds(0, 0, w, h); 2669 if (button != null) { 2670 button.setCompoundDrawables(toolbarIcon, null, null, null); 2671 } 2672 return null; 2673 } else { 2674 toolbarIcon.setBounds(0, 0, w, h); 2675 if (button != null) { 2676 button.setCompoundDrawables(toolbarIcon, null, null, null); 2677 } 2678 return toolbarIcon.getConstantState(); 2679 } 2680 } 2681 2682 // if successful in getting icon, return it; otherwise, set button to use default drawable 2683 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2684 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2685 ImageView button = (ImageView) findViewById(buttonId); 2686 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2687 2688 if (button != null) { 2689 // If we were unable to find the icon via the meta-data, use a 2690 // generic one 2691 if (toolbarIcon == null) { 2692 button.setImageResource(fallbackDrawableId); 2693 } else { 2694 button.setImageDrawable(toolbarIcon); 2695 } 2696 } 2697 2698 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2699 2700 } 2701 2702 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2703 TextView button = (TextView) findViewById(buttonId); 2704 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2705 } 2706 2707 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2708 ImageView button = (ImageView) findViewById(buttonId); 2709 button.setImageDrawable(d.newDrawable(getResources())); 2710 } 2711 2712 private void invalidatePressedFocusedStates(View container, View button) { 2713 if (container instanceof HolographicLinearLayout) { 2714 HolographicLinearLayout layout = (HolographicLinearLayout) container; 2715 layout.invalidatePressedFocusedStates(); 2716 } else if (button instanceof HolographicImageView) { 2717 HolographicImageView view = (HolographicImageView) button; 2718 view.invalidatePressedFocusedStates(); 2719 } 2720 } 2721 2722 private boolean updateGlobalSearchIcon() { 2723 final View searchButtonContainer = findViewById(R.id.search_button_container); 2724 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2725 final View searchDivider = findViewById(R.id.search_divider); 2726 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2727 final View voiceButton = findViewById(R.id.voice_button); 2728 2729 final SearchManager searchManager = 2730 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2731 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2732 if (activityName != null) { 2733 int coi = getCurrentOrientationIndexForGlobalIcons(); 2734 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2735 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo); 2736 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2737 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 2738 searchButton.setVisibility(View.VISIBLE); 2739 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2740 return true; 2741 } else { 2742 // We disable both search and voice search when there is no global search provider 2743 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2744 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 2745 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2746 searchButton.setVisibility(View.GONE); 2747 voiceButton.setVisibility(View.GONE); 2748 return false; 2749 } 2750 } 2751 2752 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2753 final View searchButtonContainer = findViewById(R.id.search_button_container); 2754 final View searchButton = (ImageView) findViewById(R.id.search_button); 2755 updateButtonWithDrawable(R.id.search_button, d); 2756 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2757 } 2758 2759 private boolean updateVoiceSearchIcon(boolean searchVisible) { 2760 final View searchDivider = findViewById(R.id.search_divider); 2761 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2762 final View voiceButton = findViewById(R.id.voice_button); 2763 2764 // We only show/update the voice search icon if the search icon is enabled as well 2765 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2766 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2767 if (searchVisible && activityName != null) { 2768 int coi = getCurrentOrientationIndexForGlobalIcons(); 2769 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2770 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo); 2771 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2772 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 2773 voiceButton.setVisibility(View.VISIBLE); 2774 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 2775 return true; 2776 } else { 2777 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2778 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2779 voiceButton.setVisibility(View.GONE); 2780 return false; 2781 } 2782 } 2783 2784 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2785 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2786 final View voiceButton = findViewById(R.id.voice_button); 2787 updateButtonWithDrawable(R.id.voice_button, d); 2788 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 2789 } 2790 2791 /** 2792 * Sets the app market icon 2793 */ 2794 private void updateAppMarketIcon() { 2795 final View marketButton = findViewById(R.id.market_button); 2796 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2797 // Find the app market activity by resolving an intent. 2798 // (If multiple app markets are installed, it will return the ResolverActivity.) 2799 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2800 if (activityName != null) { 2801 int coi = getCurrentOrientationIndexForGlobalIcons(); 2802 mAppMarketIntent = intent; 2803 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 2804 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo); 2805 marketButton.setVisibility(View.VISIBLE); 2806 } else { 2807 // We should hide and disable the view so that we don't try and restore the visibility 2808 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2809 marketButton.setVisibility(View.GONE); 2810 marketButton.setEnabled(false); 2811 } 2812 } 2813 2814 private void updateAppMarketIcon(Drawable.ConstantState d) { 2815 updateTextButtonWithDrawable(R.id.market_button, d); 2816 } 2817 2818 /** 2819 * Displays the shortcut creation dialog and launches, if necessary, the 2820 * appropriate activity. 2821 */ 2822 private class CreateShortcut implements DialogInterface.OnClickListener, 2823 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 2824 DialogInterface.OnShowListener { 2825 2826 private AddAdapter mAdapter; 2827 2828 Dialog createDialog() { 2829 mAdapter = new AddAdapter(Launcher.this); 2830 2831 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 2832 AlertDialog.THEME_HOLO_DARK); 2833 builder.setAdapter(mAdapter, this); 2834 2835 AlertDialog dialog = builder.create(); 2836 dialog.setOnCancelListener(this); 2837 dialog.setOnDismissListener(this); 2838 dialog.setOnShowListener(this); 2839 2840 return dialog; 2841 } 2842 2843 public void onCancel(DialogInterface dialog) { 2844 mWaitingForResult = false; 2845 cleanup(); 2846 } 2847 2848 public void onDismiss(DialogInterface dialog) { 2849 mWaitingForResult = false; 2850 cleanup(); 2851 } 2852 2853 private void cleanup() { 2854 try { 2855 dismissDialog(DIALOG_CREATE_SHORTCUT); 2856 } catch (Exception e) { 2857 // An exception is thrown if the dialog is not visible, which is fine 2858 } 2859 } 2860 2861 /** 2862 * Handle the action clicked in the "Add to home" dialog. 2863 */ 2864 public void onClick(DialogInterface dialog, int which) { 2865 cleanup(); 2866 2867 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 2868 switch (item.actionTag) { 2869 case AddAdapter.ITEM_APPLICATION: { 2870 if (mAppsCustomizeTabHost != null) { 2871 mAppsCustomizeTabHost.selectAppsTab(); 2872 } 2873 showAllApps(true); 2874 break; 2875 } 2876 case AddAdapter.ITEM_APPWIDGET: { 2877 if (mAppsCustomizeTabHost != null) { 2878 mAppsCustomizeTabHost.selectWidgetsTab(); 2879 } 2880 showAllApps(true); 2881 break; 2882 } 2883 case AddAdapter.ITEM_WALLPAPER: { 2884 startWallpaper(); 2885 break; 2886 } 2887 } 2888 } 2889 2890 public void onShow(DialogInterface dialog) { 2891 mWaitingForResult = true; 2892 } 2893 } 2894 2895 /** 2896 * Receives notifications when system dialogs are to be closed. 2897 */ 2898 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2899 @Override 2900 public void onReceive(Context context, Intent intent) { 2901 closeSystemDialogs(); 2902 } 2903 } 2904 2905 /** 2906 * Receives notifications whenever the appwidgets are reset. 2907 */ 2908 private class AppWidgetResetObserver extends ContentObserver { 2909 public AppWidgetResetObserver() { 2910 super(new Handler()); 2911 } 2912 2913 @Override 2914 public void onChange(boolean selfChange) { 2915 onAppWidgetReset(); 2916 } 2917 } 2918 2919 /** 2920 * If the activity is currently paused, signal that we need to re-run the loader 2921 * in onResume. 2922 * 2923 * This needs to be called from incoming places where resources might have been loaded 2924 * while we are paused. That is becaues the Configuration might be wrong 2925 * when we're not running, and if it comes back to what it was when we 2926 * were paused, we are not restarted. 2927 * 2928 * Implementation of the method from LauncherModel.Callbacks. 2929 * 2930 * @return true if we are currently paused. The caller might be able to 2931 * skip some work in that case since we will come back again. 2932 */ 2933 public boolean setLoadOnResume() { 2934 if (mPaused) { 2935 Log.i(TAG, "setLoadOnResume"); 2936 mOnResumeNeedsLoad = true; 2937 return true; 2938 } else { 2939 return false; 2940 } 2941 } 2942 2943 /** 2944 * Implementation of the method from LauncherModel.Callbacks. 2945 */ 2946 public int getCurrentWorkspaceScreen() { 2947 if (mWorkspace != null) { 2948 return mWorkspace.getCurrentPage(); 2949 } else { 2950 return SCREEN_COUNT / 2; 2951 } 2952 } 2953 2954 2955 /** 2956 * Refreshes the shortcuts shown on the workspace. 2957 * 2958 * Implementation of the method from LauncherModel.Callbacks. 2959 */ 2960 public void startBinding() { 2961 final Workspace workspace = mWorkspace; 2962 2963 mWorkspace.clearDropTargets(); 2964 int count = workspace.getChildCount(); 2965 for (int i = 0; i < count; i++) { 2966 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 2967 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 2968 layoutParent.removeAllViewsInLayout(); 2969 } 2970 mWidgetsToAdvance.clear(); 2971 if (mHotseat != null) { 2972 mHotseat.resetLayout(); 2973 } 2974 } 2975 2976 /** 2977 * Bind the items start-end from the list. 2978 * 2979 * Implementation of the method from LauncherModel.Callbacks. 2980 */ 2981 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 2982 setLoadOnResume(); 2983 2984 final Workspace workspace = mWorkspace; 2985 for (int i=start; i<end; i++) { 2986 final ItemInfo item = shortcuts.get(i); 2987 2988 // Short circuit if we are loading dock items for a configuration which has no dock 2989 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 2990 mHotseat == null) { 2991 continue; 2992 } 2993 2994 switch (item.itemType) { 2995 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 2996 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 2997 View shortcut = createShortcut((ShortcutInfo)item); 2998 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 2999 item.cellY, 1, 1, false); 3000 break; 3001 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3002 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3003 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3004 (FolderInfo) item, mIconCache); 3005 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 3006 item.cellY, 1, 1, false); 3007 break; 3008 } 3009 } 3010 workspace.requestLayout(); 3011 } 3012 3013 /** 3014 * Implementation of the method from LauncherModel.Callbacks. 3015 */ 3016 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3017 setLoadOnResume(); 3018 sFolders.clear(); 3019 sFolders.putAll(folders); 3020 } 3021 3022 /** 3023 * Add the views for a widget to the workspace. 3024 * 3025 * Implementation of the method from LauncherModel.Callbacks. 3026 */ 3027 public void bindAppWidget(LauncherAppWidgetInfo item) { 3028 setLoadOnResume(); 3029 3030 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3031 if (DEBUG_WIDGETS) { 3032 Log.d(TAG, "bindAppWidget: " + item); 3033 } 3034 final Workspace workspace = mWorkspace; 3035 3036 final int appWidgetId = item.appWidgetId; 3037 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3038 if (DEBUG_WIDGETS) { 3039 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3040 } 3041 3042 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3043 3044 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 3045 item.hostView.setTag(item); 3046 3047 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 3048 item.cellY, item.spanX, item.spanY, false); 3049 3050 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3051 3052 workspace.requestLayout(); 3053 3054 if (DEBUG_WIDGETS) { 3055 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3056 + (SystemClock.uptimeMillis()-start) + "ms"); 3057 } 3058 } 3059 3060 /** 3061 * Callback saying that there aren't any more items to bind. 3062 * 3063 * Implementation of the method from LauncherModel.Callbacks. 3064 */ 3065 public void finishBindingItems() { 3066 setLoadOnResume(); 3067 3068 if (mSavedState != null) { 3069 if (!mWorkspace.hasFocus()) { 3070 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3071 } 3072 mSavedState = null; 3073 } 3074 3075 if (mSavedInstanceState != null) { 3076 super.onRestoreInstanceState(mSavedInstanceState); 3077 mSavedInstanceState = null; 3078 } 3079 3080 mWorkspaceLoading = false; 3081 3082 // If we received the result of any pending adds while the loader was running (e.g. the 3083 // widget configuration forced an orientation change), process them now. 3084 for (int i = 0; i < sPendingAddList.size(); i++) { 3085 completeAdd(sPendingAddList.get(i)); 3086 } 3087 sPendingAddList.clear(); 3088 3089 // Update the market app icon as necessary (the other icons will be managed in response to 3090 // package changes in bindSearchablesChanged() 3091 updateAppMarketIcon(); 3092 3093 mWorkspace.post(mBuildLayersRunnable); 3094 } 3095 3096 @Override 3097 public void bindSearchablesChanged() { 3098 boolean searchVisible = updateGlobalSearchIcon(); 3099 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3100 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3101 } 3102 3103 /** 3104 * Add the icons for all apps. 3105 * 3106 * Implementation of the method from LauncherModel.Callbacks. 3107 */ 3108 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3109 // Remove the progress bar entirely; we could also make it GONE 3110 // but better to remove it since we know it's not going to be used 3111 View progressBar = mAppsCustomizeTabHost. 3112 findViewById(R.id.apps_customize_progress_bar); 3113 if (progressBar != null) { 3114 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3115 } 3116 // We just post the call to setApps so the user sees the progress bar 3117 // disappear-- otherwise, it just looks like the progress bar froze 3118 // which doesn't look great 3119 mAppsCustomizeTabHost.post(new Runnable() { 3120 public void run() { 3121 if (mAppsCustomizeContent != null) { 3122 mAppsCustomizeContent.setApps(apps); 3123 } 3124 } 3125 }); 3126 } 3127 3128 /** 3129 * A package was installed. 3130 * 3131 * Implementation of the method from LauncherModel.Callbacks. 3132 */ 3133 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3134 setLoadOnResume(); 3135 removeDialog(DIALOG_CREATE_SHORTCUT); 3136 3137 if (mAppsCustomizeContent != null) { 3138 mAppsCustomizeContent.addApps(apps); 3139 } 3140 } 3141 3142 /** 3143 * A package was updated. 3144 * 3145 * Implementation of the method from LauncherModel.Callbacks. 3146 */ 3147 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3148 setLoadOnResume(); 3149 removeDialog(DIALOG_CREATE_SHORTCUT); 3150 if (mWorkspace != null) { 3151 mWorkspace.updateShortcuts(apps); 3152 } 3153 3154 if (mAppsCustomizeContent != null) { 3155 mAppsCustomizeContent.updateApps(apps); 3156 } 3157 } 3158 3159 /** 3160 * A package was uninstalled. 3161 * 3162 * Implementation of the method from LauncherModel.Callbacks. 3163 */ 3164 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3165 removeDialog(DIALOG_CREATE_SHORTCUT); 3166 if (permanent) { 3167 mWorkspace.removeItems(apps); 3168 } 3169 3170 if (mAppsCustomizeContent != null) { 3171 mAppsCustomizeContent.removeApps(apps); 3172 } 3173 3174 // Notify the drag controller 3175 mDragController.onAppsRemoved(apps, this); 3176 } 3177 3178 /** 3179 * A number of packages were updated. 3180 */ 3181 public void bindPackagesUpdated() { 3182 if (mAppsCustomizeContent != null) { 3183 mAppsCustomizeContent.onPackagesUpdated(); 3184 } 3185 } 3186 3187 private int mapConfigurationOriActivityInfoOri(int configOri) { 3188 final Display d = getWindowManager().getDefaultDisplay(); 3189 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3190 switch (d.getRotation()) { 3191 case Surface.ROTATION_0: 3192 case Surface.ROTATION_180: 3193 // We are currently in the same basic orientation as the natural orientation 3194 naturalOri = configOri; 3195 break; 3196 case Surface.ROTATION_90: 3197 case Surface.ROTATION_270: 3198 // We are currently in the other basic orientation to the natural orientation 3199 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3200 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3201 break; 3202 } 3203 3204 int[] oriMap = { 3205 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3206 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3207 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3208 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3209 }; 3210 // Since the map starts at portrait, we need to offset if this device's natural orientation 3211 // is landscape. 3212 int indexOffset = 0; 3213 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3214 indexOffset = 1; 3215 } 3216 return oriMap[(d.getRotation() + indexOffset) % 4]; 3217 } 3218 3219 public void lockScreenOrientationOnLargeUI() { 3220 if (LauncherApplication.isScreenLarge()) { 3221 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3222 .getConfiguration().orientation)); 3223 } 3224 } 3225 public void unlockScreenOrientationOnLargeUI() { 3226 if (LauncherApplication.isScreenLarge()) { 3227 mHandler.postDelayed(new Runnable() { 3228 public void run() { 3229 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3230 } 3231 }, mRestoreScreenOrientationDelay); 3232 } 3233 } 3234 3235 /* Cling related */ 3236 private static final String PREFS_KEY = "com.android.launcher2.prefs"; 3237 private boolean isClingsEnabled() { 3238 // disable clings when running in a test harness 3239 if(ActivityManager.isRunningInTestHarness()) return false; 3240 3241 return true; 3242 } 3243 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3244 Cling cling = (Cling) findViewById(clingId); 3245 if (cling != null) { 3246 cling.init(this, positionData); 3247 cling.setVisibility(View.VISIBLE); 3248 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3249 if (animate) { 3250 cling.buildLayer(); 3251 cling.setAlpha(0f); 3252 cling.animate() 3253 .alpha(1f) 3254 .setInterpolator(new AccelerateInterpolator()) 3255 .setDuration(SHOW_CLING_DURATION) 3256 .setStartDelay(delay) 3257 .start(); 3258 } else { 3259 cling.setAlpha(1f); 3260 } 3261 } 3262 return cling; 3263 } 3264 private void dismissCling(final Cling cling, final String flag, int duration) { 3265 if (cling != null) { 3266 ObjectAnimator anim = ObjectAnimator.ofFloat(cling, "alpha", 0f); 3267 anim.setDuration(duration); 3268 anim.addListener(new AnimatorListenerAdapter() { 3269 public void onAnimationEnd(Animator animation) { 3270 cling.setVisibility(View.GONE); 3271 cling.cleanup(); 3272 SharedPreferences prefs = 3273 getSharedPreferences("com.android.launcher2.prefs", Context.MODE_PRIVATE); 3274 SharedPreferences.Editor editor = prefs.edit(); 3275 editor.putBoolean(flag, true); 3276 editor.commit(); 3277 }; 3278 }); 3279 anim.start(); 3280 } 3281 } 3282 private void removeCling(int id) { 3283 final View cling = findViewById(id); 3284 if (cling != null) { 3285 final ViewGroup parent = (ViewGroup) cling.getParent(); 3286 parent.post(new Runnable() { 3287 @Override 3288 public void run() { 3289 parent.removeView(cling); 3290 } 3291 }); 3292 } 3293 } 3294 public void showFirstRunWorkspaceCling() { 3295 // Enable the clings only if they have not been dismissed before 3296 SharedPreferences prefs = 3297 getSharedPreferences(PREFS_KEY, Context.MODE_PRIVATE); 3298 if (isClingsEnabled() && !prefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false)) { 3299 initCling(R.id.workspace_cling, null, false, 0); 3300 } else { 3301 removeCling(R.id.workspace_cling); 3302 } 3303 } 3304 public void showFirstRunAllAppsCling(int[] position) { 3305 // Enable the clings only if they have not been dismissed before 3306 SharedPreferences prefs = 3307 getSharedPreferences(PREFS_KEY, Context.MODE_PRIVATE); 3308 if (isClingsEnabled() && !prefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3309 initCling(R.id.all_apps_cling, position, true, 0); 3310 } else { 3311 removeCling(R.id.all_apps_cling); 3312 } 3313 } 3314 public Cling showFirstRunFoldersCling() { 3315 // Enable the clings only if they have not been dismissed before 3316 SharedPreferences prefs = 3317 getSharedPreferences(PREFS_KEY, Context.MODE_PRIVATE); 3318 Cling cling = null; 3319 if (isClingsEnabled() && !prefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3320 cling = initCling(R.id.folder_cling, null, true, 0); 3321 } else { 3322 removeCling(R.id.folder_cling); 3323 } 3324 return cling; 3325 } 3326 public boolean isFolderClingVisible() { 3327 Cling cling = (Cling) findViewById(R.id.folder_cling); 3328 if (cling != null) { 3329 return cling.getVisibility() == View.VISIBLE; 3330 } 3331 return false; 3332 } 3333 public void dismissWorkspaceCling(View v) { 3334 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3335 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3336 } 3337 public void dismissAllAppsCling(View v) { 3338 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3339 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3340 } 3341 public void dismissFolderCling(View v) { 3342 Cling cling = (Cling) findViewById(R.id.folder_cling); 3343 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3344 } 3345 3346 /** 3347 * Prints out out state for debugging. 3348 */ 3349 public void dumpState() { 3350 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3351 Log.d(TAG, "mSavedState=" + mSavedState); 3352 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3353 Log.d(TAG, "mRestoring=" + mRestoring); 3354 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3355 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3356 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3357 mModel.dumpState(); 3358 3359 if (mAppsCustomizeContent != null) { 3360 mAppsCustomizeContent.dumpState(); 3361 } 3362 Log.d(TAG, "END launcher2 dump state"); 3363 } 3364 3365 @Override 3366 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 3367 super.dump(prefix, fd, writer, args); 3368 writer.println(" "); 3369 writer.println("Debug logs: "); 3370 for (int i = 0; i < sDumpLogs.size(); i++) { 3371 writer.println(" " + sDumpLogs.get(i)); 3372 } 3373 } 3374} 3375 3376interface LauncherTransitionable { 3377 View getContent(); 3378 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 3379 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 3380} 3381