Launcher.java revision c100e8eae7d67ad5bd78767494b62b8fae5d1779
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.AlertDialog; 28import android.app.Dialog; 29import android.app.SearchManager; 30import android.app.StatusBarManager; 31import android.appwidget.AppWidgetManager; 32import android.appwidget.AppWidgetProviderInfo; 33import android.content.ActivityNotFoundException; 34import android.content.BroadcastReceiver; 35import android.content.ClipData; 36import android.content.ClipDescription; 37import android.content.ComponentName; 38import android.content.ContentResolver; 39import android.content.Context; 40import android.content.DialogInterface; 41import android.content.Intent; 42import android.content.IntentFilter; 43import android.content.Intent.ShortcutIconResource; 44import android.content.pm.ActivityInfo; 45import android.content.pm.PackageManager; 46import android.content.pm.PackageManager.NameNotFoundException; 47import android.content.res.Configuration; 48import android.content.res.Resources; 49import android.database.ContentObserver; 50import android.graphics.Rect; 51import android.graphics.drawable.Drawable; 52import android.net.Uri; 53import android.os.AsyncTask; 54import android.os.Build; 55import android.os.Bundle; 56import android.os.Environment; 57import android.os.Handler; 58import android.os.Message; 59import android.os.SystemClock; 60import android.os.SystemProperties; 61import android.provider.Settings; 62import android.speech.RecognizerIntent; 63import android.text.Selection; 64import android.text.SpannableStringBuilder; 65import android.text.TextUtils; 66import android.text.method.TextKeyListener; 67import android.util.Log; 68import android.view.Display; 69import android.view.HapticFeedbackConstants; 70import android.view.KeyEvent; 71import android.view.LayoutInflater; 72import android.view.Menu; 73import android.view.MenuItem; 74import android.view.MotionEvent; 75import android.view.Surface; 76import android.view.View; 77import android.view.ViewGroup; 78import android.view.View.OnLongClickListener; 79import android.view.accessibility.AccessibilityEvent; 80import android.view.animation.DecelerateInterpolator; 81import android.view.inputmethod.InputMethodManager; 82import android.widget.Advanceable; 83import android.widget.EditText; 84import android.widget.ImageView; 85import android.widget.TextView; 86import android.widget.Toast; 87 88import com.android.common.Search; 89import com.android.launcher.R; 90 91import java.io.DataInputStream; 92import java.io.DataOutputStream; 93import java.io.FileNotFoundException; 94import java.io.IOException; 95import java.util.ArrayList; 96import java.util.HashMap; 97 98/** 99 * Default launcher application. 100 */ 101public final class Launcher extends Activity 102 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 103 AllAppsView.Watcher, View.OnTouchListener { 104 static final String TAG = "Launcher"; 105 static final boolean LOGD = false; 106 107 static final boolean PROFILE_STARTUP = false; 108 static final boolean DEBUG_WIDGETS = false; 109 110 private static final int MENU_GROUP_ADD = 1; 111 private static final int MENU_GROUP_WALLPAPER = MENU_GROUP_ADD + 1; 112 113 private static final int MENU_ADD = Menu.FIRST + 1; 114 private static final int MENU_MANAGE_APPS = MENU_ADD + 1; 115 private static final int MENU_WALLPAPER_SETTINGS = MENU_MANAGE_APPS + 1; 116 private static final int MENU_SEARCH = MENU_WALLPAPER_SETTINGS + 1; 117 private static final int MENU_NOTIFICATIONS = MENU_SEARCH + 1; 118 private static final int MENU_SETTINGS = MENU_NOTIFICATIONS + 1; 119 120 private static final int REQUEST_CREATE_SHORTCUT = 1; 121 private static final int REQUEST_CREATE_APPWIDGET = 5; 122 private static final int REQUEST_PICK_APPLICATION = 6; 123 private static final int REQUEST_PICK_SHORTCUT = 7; 124 private static final int REQUEST_PICK_APPWIDGET = 9; 125 private static final int REQUEST_PICK_WALLPAPER = 10; 126 127 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 128 129 static final int SCREEN_COUNT = 5; 130 static final int DEFAULT_SCREEN = 2; 131 132 static final int DIALOG_CREATE_SHORTCUT = 1; 133 static final int DIALOG_RENAME_FOLDER = 2; 134 135 private static final String PREFERENCES = "launcher.preferences"; 136 137 // Type: int 138 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 139 // Type: int 140 private static final String RUNTIME_STATE = "launcher.state"; 141 // Type: int 142 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 143 // Type: int 144 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 145 // Type: int 146 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 147 // Type: int 148 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 149 // Type: boolean 150 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 151 // Type: long 152 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 153 154 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 155 156 /** The different states that Launcher can be in. */ 157 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 158 private State mState = State.WORKSPACE; 159 private AnimatorSet mStateAnimation; 160 161 static final int APPWIDGET_HOST_ID = 1024; 162 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 163 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 164 165 private static final Object sLock = new Object(); 166 private static int sScreen = DEFAULT_SCREEN; 167 168 private final BroadcastReceiver mCloseSystemDialogsReceiver 169 = new CloseSystemDialogsIntentReceiver(); 170 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 171 172 private LayoutInflater mInflater; 173 174 private DragController mDragController; 175 private Workspace mWorkspace; 176 177 private AppWidgetManager mAppWidgetManager; 178 private LauncherAppWidgetHost mAppWidgetHost; 179 180 private ItemInfo mPendingAddInfo = new ItemInfo(); 181 private int[] mTmpAddItemCellCoordinates = new int[2]; 182 183 private FolderInfo mFolderInfo; 184 185 private Hotseat mHotseat; 186 private View mAllAppsButton; 187 188 private SearchDropTargetBar mSearchDeleteBar; 189 private AppsCustomizeTabHost mAppsCustomizeTabHost; 190 private AppsCustomizePagedView mAppsCustomizeContent; 191 private boolean mAutoAdvanceRunning = false; 192 193 private Bundle mSavedState; 194 195 private SpannableStringBuilder mDefaultKeySsb = null; 196 197 private boolean mWorkspaceLoading = true; 198 199 private boolean mPaused = true; 200 private boolean mRestoring; 201 private boolean mWaitingForResult; 202 private boolean mOnResumeNeedsLoad; 203 204 private Bundle mSavedInstanceState; 205 206 private LauncherModel mModel; 207 private IconCache mIconCache; 208 private boolean mUserPresent = true; 209 private boolean mVisible = false; 210 private boolean mAttached = false; 211 212 private static LocaleConfiguration sLocaleConfiguration = null; 213 214 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 215 216 private Intent mAppMarketIntent = null; 217 218 // Related to the auto-advancing of widgets 219 private final int ADVANCE_MSG = 1; 220 private final int mAdvanceInterval = 20000; 221 private final int mAdvanceStagger = 250; 222 private long mAutoAdvanceSentTime; 223 private long mAutoAdvanceTimeLeft = -1; 224 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 225 new HashMap<View, AppWidgetProviderInfo>(); 226 227 // Determines how long to wait after a rotation before restoring the screen orientation to 228 // match the sensor state. 229 private final int mRestoreScreenOrientationDelay = 500; 230 231 // External icons saved in case of resource changes, orientation, etc. 232 private static Drawable.ConstantState sGlobalSearchIcon; 233 private static Drawable.ConstantState sVoiceSearchIcon; 234 private static Drawable.ConstantState sAppMarketIcon; 235 236 private DragLayer mDragLayer; 237 238 private BubbleTextView mWaitingForResume; 239 240 private static ArrayList<PendingAddArguments> sPendingAddList 241 = new ArrayList<PendingAddArguments>(); 242 243 private static class PendingAddArguments { 244 int requestCode; 245 Intent intent; 246 long container; 247 int screen; 248 int cellX; 249 int cellY; 250 } 251 252 @Override 253 protected void onCreate(Bundle savedInstanceState) { 254 super.onCreate(savedInstanceState); 255 LauncherApplication app = ((LauncherApplication)getApplication()); 256 mModel = app.setLauncher(this); 257 mIconCache = app.getIconCache(); 258 mDragController = new DragController(this); 259 mInflater = getLayoutInflater(); 260 261 mAppWidgetManager = AppWidgetManager.getInstance(this); 262 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 263 mAppWidgetHost.startListening(); 264 265 if (PROFILE_STARTUP) { 266 android.os.Debug.startMethodTracing( 267 Environment.getExternalStorageDirectory() + "/launcher"); 268 } 269 270 checkForLocaleChange(); 271 setContentView(R.layout.launcher); 272 setupViews(); 273 274 registerContentObservers(); 275 276 lockAllApps(); 277 278 mSavedState = savedInstanceState; 279 restoreState(mSavedState); 280 281 // Update customization drawer _after_ restoring the states 282 if (mAppsCustomizeContent != null) { 283 mAppsCustomizeContent.onPackagesUpdated(); 284 } 285 286 if (PROFILE_STARTUP) { 287 android.os.Debug.stopMethodTracing(); 288 } 289 290 if (!mRestoring) { 291 mModel.startLoader(this, true); 292 } 293 294 // For handling default keys 295 mDefaultKeySsb = new SpannableStringBuilder(); 296 Selection.setSelection(mDefaultKeySsb, 0); 297 298 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 299 registerReceiver(mCloseSystemDialogsReceiver, filter); 300 301 // If we have a saved version of these external icons, we load them up immediately 302 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 303 updateIconsAffectedByPackageManagerChanges(); 304 updateGlobalSearchIcon(); 305 } 306 if (sGlobalSearchIcon != null) { 307 updateGlobalSearchIcon(sGlobalSearchIcon); 308 } 309 if (sVoiceSearchIcon != null) { 310 updateVoiceSearchIcon(sVoiceSearchIcon); 311 } 312 if (sAppMarketIcon != null) { 313 updateAppMarketIcon(sAppMarketIcon); 314 } 315 } 316 317 private void checkForLocaleChange() { 318 if (sLocaleConfiguration == null) { 319 new AsyncTask<Void, Void, LocaleConfiguration>() { 320 @Override 321 protected LocaleConfiguration doInBackground(Void... unused) { 322 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 323 readConfiguration(Launcher.this, localeConfiguration); 324 return localeConfiguration; 325 } 326 327 @Override 328 protected void onPostExecute(LocaleConfiguration result) { 329 sLocaleConfiguration = result; 330 checkForLocaleChange(); // recursive, but now with a locale configuration 331 } 332 }.execute(); 333 return; 334 } 335 336 final Configuration configuration = getResources().getConfiguration(); 337 338 final String previousLocale = sLocaleConfiguration.locale; 339 final String locale = configuration.locale.toString(); 340 341 final int previousMcc = sLocaleConfiguration.mcc; 342 final int mcc = configuration.mcc; 343 344 final int previousMnc = sLocaleConfiguration.mnc; 345 final int mnc = configuration.mnc; 346 347 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 348 349 if (localeChanged) { 350 sLocaleConfiguration.locale = locale; 351 sLocaleConfiguration.mcc = mcc; 352 sLocaleConfiguration.mnc = mnc; 353 354 mIconCache.flush(); 355 356 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 357 new Thread("WriteLocaleConfiguration") { 358 @Override 359 public void run() { 360 writeConfiguration(Launcher.this, localeConfiguration); 361 } 362 }.start(); 363 } 364 } 365 366 private static class LocaleConfiguration { 367 public String locale; 368 public int mcc = -1; 369 public int mnc = -1; 370 } 371 372 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 373 DataInputStream in = null; 374 try { 375 in = new DataInputStream(context.openFileInput(PREFERENCES)); 376 configuration.locale = in.readUTF(); 377 configuration.mcc = in.readInt(); 378 configuration.mnc = in.readInt(); 379 } catch (FileNotFoundException e) { 380 // Ignore 381 } catch (IOException e) { 382 // Ignore 383 } finally { 384 if (in != null) { 385 try { 386 in.close(); 387 } catch (IOException e) { 388 // Ignore 389 } 390 } 391 } 392 } 393 394 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 395 DataOutputStream out = null; 396 try { 397 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 398 out.writeUTF(configuration.locale); 399 out.writeInt(configuration.mcc); 400 out.writeInt(configuration.mnc); 401 out.flush(); 402 } catch (FileNotFoundException e) { 403 // Ignore 404 } catch (IOException e) { 405 //noinspection ResultOfMethodCallIgnored 406 context.getFileStreamPath(PREFERENCES).delete(); 407 } finally { 408 if (out != null) { 409 try { 410 out.close(); 411 } catch (IOException e) { 412 // Ignore 413 } 414 } 415 } 416 } 417 418 public DragLayer getDragLayer() { 419 return mDragLayer; 420 } 421 422 static int getScreen() { 423 synchronized (sLock) { 424 return sScreen; 425 } 426 } 427 428 static void setScreen(int screen) { 429 synchronized (sLock) { 430 sScreen = screen; 431 } 432 } 433 434 /** 435 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 436 * a configuration step, this allows the proper animations to run after other transitions. 437 */ 438 private boolean completeAdd(PendingAddArguments args) { 439 boolean result = false; 440 switch (args.requestCode) { 441 case REQUEST_PICK_APPLICATION: 442 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 443 args.cellY); 444 break; 445 case REQUEST_PICK_SHORTCUT: 446 processShortcut(args.intent); 447 break; 448 case REQUEST_CREATE_SHORTCUT: 449 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 450 args.cellY); 451 result = true; 452 break; 453 case REQUEST_PICK_APPWIDGET: 454 addAppWidgetFromPick(args.intent); 455 break; 456 case REQUEST_CREATE_APPWIDGET: 457 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 458 completeAddAppWidget(appWidgetId, args.container, args.screen); 459 result = true; 460 break; 461 case REQUEST_PICK_WALLPAPER: 462 // We just wanted the activity result here so we can clear mWaitingForResult 463 break; 464 } 465 // In any situation where we have a multi-step drop, we should reset the add info only after 466 // we complete the drop 467 resetAddInfo(); 468 return result; 469 } 470 471 @Override 472 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 473 boolean delayExitSpringLoadedMode = false; 474 mWaitingForResult = false; 475 476 // The pattern used here is that a user PICKs a specific application, 477 // which, depending on the target, might need to CREATE the actual target. 478 479 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 480 // launch over to the Music app to actually CREATE_SHORTCUT. 481 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID && 482 mPendingAddInfo.screen > -1) { 483 final PendingAddArguments args = new PendingAddArguments(); 484 args.requestCode = requestCode; 485 args.intent = data; 486 args.container = mPendingAddInfo.container; 487 args.screen = mPendingAddInfo.screen; 488 args.cellX = mPendingAddInfo.cellX; 489 args.cellY = mPendingAddInfo.cellY; 490 491 // If the loader is still running, defer the add until it is done. 492 if (isWorkspaceLocked()) { 493 sPendingAddList.add(args); 494 } else { 495 delayExitSpringLoadedMode = completeAdd(args); 496 } 497 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 498 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED) { 499 if (data != null) { 500 // Clean up the appWidgetId if we canceled 501 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 502 if (appWidgetId != -1) { 503 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 504 } 505 } 506 } 507 508 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 509 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode); 510 } 511 512 @Override 513 protected void onResume() { 514 super.onResume(); 515 mPaused = false; 516 if (mRestoring || mOnResumeNeedsLoad) { 517 mWorkspaceLoading = true; 518 mModel.startLoader(this, true); 519 mRestoring = false; 520 mOnResumeNeedsLoad = false; 521 } 522 if (mWaitingForResume != null) { 523 mWaitingForResume.setStayPressed(false); 524 } 525 // When we resume Launcher, a different Activity might be responsible for the app 526 // market intent, so refresh the icon 527 updateAppMarketIcon(); 528 } 529 530 @Override 531 protected void onPause() { 532 super.onPause(); 533 mPaused = true; 534 mDragController.cancelDrag(); 535 } 536 537 @Override 538 public Object onRetainNonConfigurationInstance() { 539 // Flag the loader to stop early before switching 540 mModel.stopLoader(); 541 if (mAppsCustomizeContent != null) { 542 mAppsCustomizeContent.surrender(); 543 } 544 return Boolean.TRUE; 545 } 546 547 // We can't hide the IME if it was forced open. So don't bother 548 /* 549 @Override 550 public void onWindowFocusChanged(boolean hasFocus) { 551 super.onWindowFocusChanged(hasFocus); 552 553 if (hasFocus) { 554 final InputMethodManager inputManager = (InputMethodManager) 555 getSystemService(Context.INPUT_METHOD_SERVICE); 556 WindowManager.LayoutParams lp = getWindow().getAttributes(); 557 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 558 android.os.Handler()) { 559 protected void onReceiveResult(int resultCode, Bundle resultData) { 560 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 561 } 562 }); 563 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 564 } 565 } 566 */ 567 568 private boolean acceptFilter() { 569 final InputMethodManager inputManager = (InputMethodManager) 570 getSystemService(Context.INPUT_METHOD_SERVICE); 571 return !inputManager.isFullscreenMode(); 572 } 573 574 @Override 575 public boolean onKeyDown(int keyCode, KeyEvent event) { 576 final int uniChar = event.getUnicodeChar(); 577 final boolean handled = super.onKeyDown(keyCode, event); 578 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 579 if (!handled && acceptFilter() && isKeyNotWhitespace) { 580 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 581 keyCode, event); 582 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 583 // something usable has been typed - start a search 584 // the typed text will be retrieved and cleared by 585 // showSearchDialog() 586 // If there are multiple keystrokes before the search dialog takes focus, 587 // onSearchRequested() will be called for every keystroke, 588 // but it is idempotent, so it's fine. 589 return onSearchRequested(); 590 } 591 } 592 593 // Eat the long press event so the keyboard doesn't come up. 594 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 595 return true; 596 } 597 598 return handled; 599 } 600 601 private String getTypedText() { 602 return mDefaultKeySsb.toString(); 603 } 604 605 private void clearTypedText() { 606 mDefaultKeySsb.clear(); 607 mDefaultKeySsb.clearSpans(); 608 Selection.setSelection(mDefaultKeySsb, 0); 609 } 610 611 /** 612 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 613 * State 614 */ 615 private static State intToState(int stateOrdinal) { 616 State state = State.WORKSPACE; 617 final State[] stateValues = State.values(); 618 for (int i = 0; i < stateValues.length; i++) { 619 if (stateValues[i].ordinal() == stateOrdinal) { 620 state = stateValues[i]; 621 break; 622 } 623 } 624 return state; 625 } 626 627 /** 628 * Restores the previous state, if it exists. 629 * 630 * @param savedState The previous state. 631 */ 632 private void restoreState(Bundle savedState) { 633 if (savedState == null) { 634 return; 635 } 636 637 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 638 if (state == State.APPS_CUSTOMIZE) { 639 showAllApps(false); 640 } 641 642 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 643 if (currentScreen > -1) { 644 mWorkspace.setCurrentPage(currentScreen); 645 } 646 647 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 648 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 649 650 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 651 mPendingAddInfo.container = pendingAddContainer; 652 mPendingAddInfo.screen = pendingAddScreen; 653 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 654 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 655 mRestoring = true; 656 } 657 658 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 659 if (renameFolder) { 660 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 661 mFolderInfo = mModel.getFolderById(this, sFolders, id); 662 mRestoring = true; 663 } 664 665 666 // Restore the AppsCustomize tab 667 if (mAppsCustomizeTabHost != null) { 668 String curTab = savedState.getString("apps_customize_currentTab"); 669 if (curTab != null) { 670 // We set this directly so that there is no delay before the tab is set 671 mAppsCustomizeContent.setContentType( 672 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 673 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 674 } 675 676 // Note: currently we do not restore the page for the AppsCustomize pane because the 677 // change in layout can drastically affect the saved page index 678 } 679 } 680 681 /** 682 * Finds all the views we need and configure them properly. 683 */ 684 private void setupViews() { 685 final DragController dragController = mDragController; 686 687 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 688 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 689 690 // Setup the drag layer 691 mDragLayer.setup(this, dragController); 692 693 // Setup the hotseat 694 mHotseat = (Hotseat) findViewById(R.id.hotseat); 695 if (mHotseat != null) { 696 mHotseat.setup(this); 697 } 698 699 // Setup the workspace 700 mWorkspace.setHapticFeedbackEnabled(false); 701 mWorkspace.setOnLongClickListener(this); 702 mWorkspace.setup(this, dragController); 703 dragController.addDragListener(mWorkspace); 704 705 // Get the search/delete bar 706 mSearchDeleteBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 707 708 // Setup AppsCustomize 709 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 710 findViewById(R.id.apps_customize_pane); 711 mAppsCustomizeContent = (AppsCustomizePagedView) 712 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 713 mAppsCustomizeContent.setup(this, dragController); 714 715 716 717 // Setup the drag controller (drop targets have to be added in reverse order in priority) 718 dragController.setDragScoller(mWorkspace); 719 dragController.setScrollView(mDragLayer); 720 dragController.setMoveTarget(mWorkspace); 721 dragController.addDropTarget(mWorkspace); 722 if (mSearchDeleteBar != null) { 723 mSearchDeleteBar.setup(this, dragController); 724 } 725 } 726 727 728 729 /** 730 * Creates a view representing a shortcut. 731 * 732 * @param info The data structure describing the shortcut. 733 * 734 * @return A View inflated from R.layout.application. 735 */ 736 View createShortcut(ShortcutInfo info) { 737 return createShortcut(R.layout.application, 738 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 739 } 740 741 /** 742 * Creates a view representing a shortcut inflated from the specified resource. 743 * 744 * @param layoutResId The id of the XML layout used to create the shortcut. 745 * @param parent The group the shortcut belongs to. 746 * @param info The data structure describing the shortcut. 747 * 748 * @return A View inflated from layoutResId. 749 */ 750 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 751 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 752 favorite.applyFromShortcutInfo(info, mIconCache); 753 favorite.setOnClickListener(this); 754 return favorite; 755 } 756 757 /** 758 * Add an application shortcut to the workspace. 759 * 760 * @param data The intent describing the application. 761 * @param cellInfo The position on screen where to create the shortcut. 762 */ 763 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 764 final int[] cellXY = mTmpAddItemCellCoordinates; 765 final CellLayout layout = getCellLayout(container, screen); 766 767 // First we check if we already know the exact location where we want to add this item. 768 if (cellX >= 0 && cellY >= 0) { 769 cellXY[0] = cellX; 770 cellXY[1] = cellY; 771 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 772 showOutOfSpaceMessage(); 773 return; 774 } 775 776 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 777 778 if (info != null) { 779 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 780 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 781 info.container = ItemInfo.NO_ID; 782 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 783 isWorkspaceLocked(), cellX, cellY); 784 } else { 785 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 786 } 787 } 788 789 /** 790 * Add a shortcut to the workspace. 791 * 792 * @param data The intent describing the shortcut. 793 * @param cellInfo The position on screen where to create the shortcut. 794 */ 795 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 796 int cellY) { 797 int[] cellXY = mTmpAddItemCellCoordinates; 798 int[] touchXY = mPendingAddInfo.dropPos; 799 CellLayout layout = getCellLayout(container, screen); 800 801 boolean foundCellSpan = false; 802 803 // First we check if we already know the exact location where we want to add this item. 804 if (cellX >= 0 && cellY >= 0) { 805 cellXY[0] = cellX; 806 cellXY[1] = cellY; 807 foundCellSpan = true; 808 } else if (touchXY != null) { 809 // when dragging and dropping, just find the closest free spot 810 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 811 foundCellSpan = (result != null); 812 } else { 813 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 814 } 815 816 if (!foundCellSpan) { 817 showOutOfSpaceMessage(); 818 return; 819 } 820 821 final ShortcutInfo info = mModel.addShortcut( 822 this, data, container, screen, cellXY[0], cellXY[1], false); 823 824 if (!mRestoring) { 825 final View view = createShortcut(info); 826 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 827 isWorkspaceLocked()); 828 } 829 } 830 831 /** 832 * Add a widget to the workspace. 833 * 834 * @param appWidgetId The app widget id 835 * @param cellInfo The position on screen where to create the widget. 836 */ 837 private void completeAddAppWidget(final int appWidgetId, long container, int screen) { 838 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 839 840 // Calculate the grid spans needed to fit this widget 841 CellLayout layout = getCellLayout(container, screen); 842 843 // We want to account for the extra amount of padding that we are adding to the widget 844 // to ensure that it gets the full amount of space that it has requested 845 Resources r = getResources(); 846 int requiredWidth = appWidgetInfo.minWidth + 847 r.getDimensionPixelSize(R.dimen.app_widget_padding_left) + 848 r.getDimensionPixelSize(R.dimen.app_widget_padding_right); 849 int requiredHeight = appWidgetInfo.minHeight + 850 r.getDimensionPixelSize(R.dimen.app_widget_padding_top) + 851 r.getDimensionPixelSize(R.dimen.app_widget_padding_bottom); 852 int[] spanXY = layout.rectToCell(requiredWidth, requiredHeight, null); 853 854 // Try finding open space on Launcher screen 855 // We have saved the position to which the widget was dragged-- this really only matters 856 // if we are placing widgets on a "spring-loaded" screen 857 int[] cellXY = mTmpAddItemCellCoordinates; 858 int[] touchXY = mPendingAddInfo.dropPos; 859 boolean foundCellSpan = false; 860 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 861 cellXY[0] = mPendingAddInfo.cellX; 862 cellXY[1] = mPendingAddInfo.cellY; 863 foundCellSpan = true; 864 } else if (touchXY != null) { 865 // when dragging and dropping, just find the closest free spot 866 int[] result = layout.findNearestVacantArea( 867 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 868 foundCellSpan = (result != null); 869 } else { 870 foundCellSpan = layout.findCellForSpan(cellXY, spanXY[0], spanXY[1]); 871 } 872 873 if (!foundCellSpan) { 874 if (appWidgetId != -1) { 875 // Deleting an app widget ID is a void call but writes to disk before returning 876 // to the caller... 877 new Thread("deleteAppWidgetId") { 878 public void run() { 879 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 880 } 881 }.start(); 882 } 883 showOutOfSpaceMessage(); 884 return; 885 } 886 887 // Build Launcher-specific widget info and save to database 888 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 889 launcherInfo.spanX = spanXY[0]; 890 launcherInfo.spanY = spanXY[1]; 891 892 LauncherModel.addItemToDatabase(this, launcherInfo, 893 container, screen, cellXY[0], cellXY[1], false); 894 895 if (!mRestoring) { 896 // Perform actual inflation because we're live 897 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 898 899 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 900 launcherInfo.hostView.setTag(launcherInfo); 901 902 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 903 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 904 905 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 906 } 907 } 908 909 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 910 @Override 911 public void onReceive(Context context, Intent intent) { 912 final String action = intent.getAction(); 913 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 914 mUserPresent = false; 915 mDragLayer.clearAllResizeFrames(); 916 updateRunning(); 917 918 // Reset AllApps to its initial state only if we are not in the middle of 919 // processing a multi-step drop 920 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 921 mAppsCustomizeTabHost.reset(); 922 showWorkspace(false); 923 } 924 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 925 mUserPresent = true; 926 updateRunning(); 927 } 928 } 929 }; 930 931 @Override 932 public void onAttachedToWindow() { 933 super.onAttachedToWindow(); 934 935 // Listen for broadcasts related to user-presence 936 final IntentFilter filter = new IntentFilter(); 937 filter.addAction(Intent.ACTION_SCREEN_OFF); 938 filter.addAction(Intent.ACTION_USER_PRESENT); 939 registerReceiver(mReceiver, filter); 940 941 mAttached = true; 942 mVisible = true; 943 } 944 945 @Override 946 public void onDetachedFromWindow() { 947 super.onDetachedFromWindow(); 948 mVisible = false; 949 mDragLayer.clearAllResizeFrames(); 950 951 if (mAttached) { 952 unregisterReceiver(mReceiver); 953 mAttached = false; 954 } 955 updateRunning(); 956 } 957 958 public void onWindowVisibilityChanged(int visibility) { 959 mVisible = visibility == View.VISIBLE; 960 updateRunning(); 961 } 962 963 private void sendAdvanceMessage(long delay) { 964 mHandler.removeMessages(ADVANCE_MSG); 965 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 966 mHandler.sendMessageDelayed(msg, delay); 967 mAutoAdvanceSentTime = System.currentTimeMillis(); 968 } 969 970 private void updateRunning() { 971 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 972 if (autoAdvanceRunning != mAutoAdvanceRunning) { 973 mAutoAdvanceRunning = autoAdvanceRunning; 974 if (autoAdvanceRunning) { 975 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 976 sendAdvanceMessage(delay); 977 } else { 978 if (!mWidgetsToAdvance.isEmpty()) { 979 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 980 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 981 } 982 mHandler.removeMessages(ADVANCE_MSG); 983 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 984 } 985 } 986 } 987 988 private final Handler mHandler = new Handler() { 989 @Override 990 public void handleMessage(Message msg) { 991 if (msg.what == ADVANCE_MSG) { 992 int i = 0; 993 for (View key: mWidgetsToAdvance.keySet()) { 994 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 995 final int delay = mAdvanceStagger * i; 996 if (v instanceof Advanceable) { 997 postDelayed(new Runnable() { 998 public void run() { 999 ((Advanceable) v).advance(); 1000 } 1001 }, delay); 1002 } 1003 i++; 1004 } 1005 sendAdvanceMessage(mAdvanceInterval); 1006 } 1007 } 1008 }; 1009 1010 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1011 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1012 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1013 if (v instanceof Advanceable) { 1014 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1015 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1016 updateRunning(); 1017 } 1018 } 1019 1020 void removeWidgetToAutoAdvance(View hostView) { 1021 if (mWidgetsToAdvance.containsKey(hostView)) { 1022 mWidgetsToAdvance.remove(hostView); 1023 updateRunning(); 1024 } 1025 } 1026 1027 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1028 removeWidgetToAutoAdvance(launcherInfo.hostView); 1029 launcherInfo.hostView = null; 1030 } 1031 1032 void showOutOfSpaceMessage() { 1033 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1034 } 1035 1036 public LauncherAppWidgetHost getAppWidgetHost() { 1037 return mAppWidgetHost; 1038 } 1039 1040 public LauncherModel getModel() { 1041 return mModel; 1042 } 1043 1044 void closeSystemDialogs() { 1045 getWindow().closeAllPanels(); 1046 1047 try { 1048 dismissDialog(DIALOG_CREATE_SHORTCUT); 1049 // Unlock the workspace if the dialog was showing 1050 } catch (Exception e) { 1051 // An exception is thrown if the dialog is not visible, which is fine 1052 } 1053 1054 try { 1055 dismissDialog(DIALOG_RENAME_FOLDER); 1056 // Unlock the workspace if the dialog was showing 1057 } catch (Exception e) { 1058 // An exception is thrown if the dialog is not visible, which is fine 1059 } 1060 1061 // Whatever we were doing is hereby canceled. 1062 mWaitingForResult = false; 1063 } 1064 1065 @Override 1066 protected void onNewIntent(Intent intent) { 1067 super.onNewIntent(intent); 1068 1069 // Close the menu 1070 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1071 // also will cancel mWaitingForResult. 1072 closeSystemDialogs(); 1073 1074 closeFolder(); 1075 1076 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1077 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1078 1079 // In all these cases, only animate if we're already on home 1080 mWorkspace.exitWidgetResizeMode(); 1081 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1082 mWorkspace.moveToDefaultScreen(true); 1083 } 1084 exitSpringLoadedDragMode(); 1085 showWorkspace(alreadyOnHome); 1086 1087 final View v = getWindow().peekDecorView(); 1088 if (v != null && v.getWindowToken() != null) { 1089 InputMethodManager imm = (InputMethodManager)getSystemService( 1090 INPUT_METHOD_SERVICE); 1091 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1092 } 1093 1094 // Reset AllApps to its initial state 1095 if (mAppsCustomizeTabHost != null) { 1096 mAppsCustomizeTabHost.reset(); 1097 } 1098 } 1099 } 1100 1101 @Override 1102 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1103 // Do not call super here 1104 mSavedInstanceState = savedInstanceState; 1105 } 1106 1107 @Override 1108 protected void onSaveInstanceState(Bundle outState) { 1109 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1110 super.onSaveInstanceState(outState); 1111 1112 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1113 // We close any open folder since it will not be re-opened, and we need to make sure 1114 // this state is reflected. 1115 closeFolder(); 1116 1117 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1118 mWaitingForResult) { 1119 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1120 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1121 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1122 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1123 } 1124 1125 if (mFolderInfo != null && mWaitingForResult) { 1126 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1127 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1128 } 1129 1130 // Save the current AppsCustomize tab 1131 if (mAppsCustomizeTabHost != null) { 1132 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1133 if (currentTabTag != null) { 1134 outState.putString("apps_customize_currentTab", currentTabTag); 1135 } 1136 } 1137 } 1138 1139 @Override 1140 public void onDestroy() { 1141 super.onDestroy(); 1142 1143 // Remove all pending runnables 1144 mHandler.removeMessages(ADVANCE_MSG); 1145 mHandler.removeMessages(0); 1146 1147 // Stop callbacks from LauncherModel 1148 LauncherApplication app = ((LauncherApplication) getApplication()); 1149 mModel.stopLoader(); 1150 app.setLauncher(null); 1151 1152 try { 1153 mAppWidgetHost.stopListening(); 1154 } catch (NullPointerException ex) { 1155 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1156 } 1157 mAppWidgetHost = null; 1158 1159 mWidgetsToAdvance.clear(); 1160 1161 TextKeyListener.getInstance().release(); 1162 1163 1164 unbindWorkspaceAndHotseatItems(); 1165 1166 getContentResolver().unregisterContentObserver(mWidgetObserver); 1167 unregisterReceiver(mCloseSystemDialogsReceiver); 1168 1169 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1170 mWorkspace.removeAllViews(); 1171 mWorkspace = null; 1172 mDragController = null; 1173 1174 ValueAnimator.clearAllAnimations(); 1175 } 1176 1177 public DragController getDragController() { 1178 return mDragController; 1179 } 1180 1181 @Override 1182 public void startActivityForResult(Intent intent, int requestCode) { 1183 if (requestCode >= 0) mWaitingForResult = true; 1184 super.startActivityForResult(intent, requestCode); 1185 } 1186 1187 @Override 1188 public void startSearch(String initialQuery, boolean selectInitialQuery, 1189 Bundle appSearchData, boolean globalSearch) { 1190 1191 showWorkspace(true); 1192 1193 if (initialQuery == null) { 1194 // Use any text typed in the launcher as the initial query 1195 initialQuery = getTypedText(); 1196 clearTypedText(); 1197 } 1198 if (appSearchData == null) { 1199 appSearchData = new Bundle(); 1200 appSearchData.putString(Search.SOURCE, "launcher-search"); 1201 } 1202 1203 final SearchManager searchManager = 1204 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1205 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1206 appSearchData, globalSearch); 1207 } 1208 1209 /** 1210 * Indicates that we want global search for this activity by setting the globalSearch 1211 * argument for {@link #startSearch} to true. 1212 */ 1213 1214 @Override 1215 public boolean onSearchRequested() { 1216 startSearch(null, false, null, true); 1217 return true; 1218 } 1219 1220 public boolean isWorkspaceLocked() { 1221 return mWorkspaceLoading || mWaitingForResult; 1222 } 1223 1224 private void addItems() { 1225 showWorkspace(true); 1226 showAddDialog(); 1227 } 1228 1229 private void resetAddInfo() { 1230 mPendingAddInfo.container = ItemInfo.NO_ID; 1231 mPendingAddInfo.screen = -1; 1232 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1233 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1234 mPendingAddInfo.dropPos = null; 1235 } 1236 1237 private void manageApps() { 1238 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1239 } 1240 1241 void addAppWidgetFromPick(Intent data) { 1242 // TODO: catch bad widget exception when sent 1243 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1244 // TODO: Is this log message meaningful? 1245 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1246 addAppWidgetImpl(appWidgetId, null); 1247 } 1248 1249 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1250 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1251 1252 if (appWidget.configure != null) { 1253 // Launch over to configure widget, if needed 1254 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1255 intent.setComponent(appWidget.configure); 1256 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1257 if (info != null) { 1258 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1259 intent.putExtra( 1260 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1261 info.mimeType); 1262 1263 final String mimeType = info.mimeType; 1264 final ClipData clipData = (ClipData) info.configurationData; 1265 final ClipDescription clipDesc = clipData.getDescription(); 1266 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1267 if (clipDesc.getMimeType(i).equals(mimeType)) { 1268 final ClipData.Item item = clipData.getItemAt(i); 1269 final CharSequence stringData = item.getText(); 1270 final Uri uriData = item.getUri(); 1271 final Intent intentData = item.getIntent(); 1272 final String key = 1273 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1274 if (uriData != null) { 1275 intent.putExtra(key, uriData); 1276 } else if (intentData != null) { 1277 intent.putExtra(key, intentData); 1278 } else if (stringData != null) { 1279 intent.putExtra(key, stringData); 1280 } 1281 break; 1282 } 1283 } 1284 } 1285 } 1286 1287 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1288 } else { 1289 // Otherwise just add it 1290 completeAddAppWidget(appWidgetId, info.container, info.screen); 1291 1292 // Exit spring loaded mode if necessary after adding the widget 1293 exitSpringLoadedDragModeDelayed(true, false); 1294 } 1295 } 1296 1297 /** 1298 * Process a shortcut drop. 1299 * 1300 * @param componentName The name of the component 1301 * @param screen The screen where it should be added 1302 * @param cell The cell it should be added to, optional 1303 * @param position The location on the screen where it was dropped, optional 1304 */ 1305 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1306 int[] cell, int[] loc) { 1307 resetAddInfo(); 1308 mPendingAddInfo.container = container; 1309 mPendingAddInfo.screen = screen; 1310 mPendingAddInfo.dropPos = loc; 1311 1312 if (cell != null) { 1313 mPendingAddInfo.cellX = cell[0]; 1314 mPendingAddInfo.cellY = cell[1]; 1315 } 1316 1317 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1318 createShortcutIntent.setComponent(componentName); 1319 processShortcut(createShortcutIntent); 1320 } 1321 1322 /** 1323 * Process a widget drop. 1324 * 1325 * @param info The PendingAppWidgetInfo of the widget being added. 1326 * @param screen The screen where it should be added 1327 * @param cell The cell it should be added to, optional 1328 * @param position The location on the screen where it was dropped, optional 1329 */ 1330 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1331 int[] cell, int[] loc) { 1332 resetAddInfo(); 1333 mPendingAddInfo.container = info.container = container; 1334 mPendingAddInfo.screen = info.screen = screen; 1335 mPendingAddInfo.dropPos = loc; 1336 if (cell != null) { 1337 mPendingAddInfo.cellX = cell[0]; 1338 mPendingAddInfo.cellY = cell[1]; 1339 } 1340 1341 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1342 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1343 addAppWidgetImpl(appWidgetId, info); 1344 } 1345 1346 void processShortcut(Intent intent) { 1347 // Handle case where user selected "Applications" 1348 String applicationName = getResources().getString(R.string.group_applications); 1349 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1350 1351 if (applicationName != null && applicationName.equals(shortcutName)) { 1352 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1353 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1354 1355 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1356 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1357 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1358 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1359 } else { 1360 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1361 } 1362 } 1363 1364 void processWallpaper(Intent intent) { 1365 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1366 } 1367 1368 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1369 int cellY) { 1370 final FolderInfo folderInfo = new FolderInfo(); 1371 folderInfo.title = getText(R.string.folder_name); 1372 1373 // Update the model 1374 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1375 false); 1376 sFolders.put(folderInfo.id, folderInfo); 1377 1378 // Create the view 1379 FolderIcon newFolder = 1380 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1381 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1382 isWorkspaceLocked()); 1383 return newFolder; 1384 } 1385 1386 void removeFolder(FolderInfo folder) { 1387 sFolders.remove(folder.id); 1388 } 1389 1390 private void showNotifications() { 1391 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1392 if (statusBar != null) { 1393 statusBar.expand(); 1394 } 1395 } 1396 1397 private void startWallpaper() { 1398 showWorkspace(true); 1399 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1400 Intent chooser = Intent.createChooser(pickWallpaper, 1401 getText(R.string.chooser_wallpaper)); 1402 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1403 // Removed in Eclair MR1 1404// WallpaperManager wm = (WallpaperManager) 1405// getSystemService(Context.WALLPAPER_SERVICE); 1406// WallpaperInfo wi = wm.getWallpaperInfo(); 1407// if (wi != null && wi.getSettingsActivity() != null) { 1408// LabeledIntent li = new LabeledIntent(getPackageName(), 1409// R.string.configure_wallpaper, 0); 1410// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1411// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1412// } 1413 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1414 } 1415 1416 /** 1417 * Registers various content observers. The current implementation registers 1418 * only a favorites observer to keep track of the favorites applications. 1419 */ 1420 private void registerContentObservers() { 1421 ContentResolver resolver = getContentResolver(); 1422 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1423 true, mWidgetObserver); 1424 } 1425 1426 @Override 1427 public boolean dispatchKeyEvent(KeyEvent event) { 1428 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1429 switch (event.getKeyCode()) { 1430 case KeyEvent.KEYCODE_HOME: 1431 return true; 1432 case KeyEvent.KEYCODE_VOLUME_DOWN: 1433 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1434 dumpState(); 1435 return true; 1436 } 1437 break; 1438 } 1439 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1440 switch (event.getKeyCode()) { 1441 case KeyEvent.KEYCODE_HOME: 1442 return true; 1443 } 1444 } 1445 1446 return super.dispatchKeyEvent(event); 1447 } 1448 1449 @Override 1450 public void onBackPressed() { 1451 if (mState == State.APPS_CUSTOMIZE) { 1452 showWorkspace(true); 1453 } else if (mWorkspace.getOpenFolder() != null) { 1454 Folder openFolder = mWorkspace.getOpenFolder(); 1455 if (openFolder.isEditingName()) { 1456 openFolder.dismissEditingName(); 1457 } else { 1458 closeFolder(); 1459 } 1460 } else { 1461 mWorkspace.exitWidgetResizeMode(); 1462 1463 // Back button is a no-op here, but give at least some feedback for the button press 1464 mWorkspace.showOutlinesTemporarily(); 1465 } 1466 } 1467 1468 /** 1469 * Re-listen when widgets are reset. 1470 */ 1471 private void onAppWidgetReset() { 1472 if (mAppWidgetHost != null) { 1473 mAppWidgetHost.startListening(); 1474 } 1475 } 1476 1477 /** 1478 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1479 * leak the previous Home screen on orientation change. 1480 */ 1481 private void unbindWorkspaceAndHotseatItems() { 1482 LauncherModel.unbindWorkspaceItems(); 1483 } 1484 1485 /** 1486 * Launches the intent referred by the clicked shortcut. 1487 * 1488 * @param v The view representing the clicked shortcut. 1489 */ 1490 public void onClick(View v) { 1491 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1492 // view has detached (it's possible for this to happen if the view is removed mid touch). 1493 if (v.getWindowToken() == null) { 1494 return; 1495 } 1496 1497 if (mWorkspace.isSwitchingState()) { 1498 return; 1499 } 1500 1501 Object tag = v.getTag(); 1502 if (tag instanceof ShortcutInfo) { 1503 // Open shortcut 1504 final Intent intent = ((ShortcutInfo) tag).intent; 1505 int[] pos = new int[2]; 1506 v.getLocationOnScreen(pos); 1507 intent.setSourceBounds(new Rect(pos[0], pos[1], 1508 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1509 boolean success = startActivitySafely(intent, tag); 1510 1511 if (success && v instanceof BubbleTextView) { 1512 mWaitingForResume = (BubbleTextView) v; 1513 mWaitingForResume.setStayPressed(true); 1514 } 1515 } else if (tag instanceof FolderInfo) { 1516 if (v instanceof FolderIcon) { 1517 FolderIcon fi = (FolderIcon) v; 1518 handleFolderClick(fi); 1519 } 1520 } else if (v == mAllAppsButton) { 1521 if (mState == State.APPS_CUSTOMIZE) { 1522 showWorkspace(true); 1523 } else { 1524 showAllApps(true); 1525 } 1526 } 1527 } 1528 1529 public boolean onTouch(View v, MotionEvent event) { 1530 // this is an intercepted event being forwarded from mWorkspace; 1531 // clicking anywhere on the workspace causes the customization drawer to slide down 1532 showWorkspace(true); 1533 return false; 1534 } 1535 1536 /** 1537 * Event handler for the search button 1538 * 1539 * @param v The view that was clicked. 1540 */ 1541 public void onClickSearchButton(View v) { 1542 startSearch(null, false, null, true); 1543 // Use a custom animation for launching search 1544 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1545 } 1546 1547 /** 1548 * Event handler for the voice button 1549 * 1550 * @param v The view that was clicked. 1551 */ 1552 public void onClickVoiceButton(View v) { 1553 startVoiceSearch(); 1554 } 1555 1556 private void startVoiceSearch() { 1557 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1558 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1559 startActivity(intent); 1560 } 1561 1562 /** 1563 * Event handler for the "grid" button that appears on the home screen, which 1564 * enters all apps mode. 1565 * 1566 * @param v The view that was clicked. 1567 */ 1568 public void onClickAllAppsButton(View v) { 1569 showAllApps(true); 1570 } 1571 1572 public void onClickAppMarketButton(View v) { 1573 if (mAppMarketIntent != null) { 1574 startActivitySafely(mAppMarketIntent, "app market"); 1575 } 1576 } 1577 1578 void startApplicationDetailsActivity(ComponentName componentName) { 1579 String packageName = componentName.getPackageName(); 1580 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1581 Uri.fromParts("package", packageName, null)); 1582 startActivity(intent); 1583 } 1584 1585 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1586 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1587 // System applications cannot be installed. For now, show a toast explaining that. 1588 // We may give them the option of disabling apps this way. 1589 int messageId = R.string.uninstall_system_app_text; 1590 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1591 } else { 1592 String packageName = appInfo.componentName.getPackageName(); 1593 String className = appInfo.componentName.getClassName(); 1594 Intent intent = new Intent( 1595 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1596 startActivity(intent); 1597 } 1598 } 1599 1600 boolean startActivitySafely(Intent intent, Object tag) { 1601 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1602 try { 1603 startActivity(intent); 1604 return true; 1605 } catch (ActivityNotFoundException e) { 1606 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1607 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1608 } catch (SecurityException e) { 1609 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1610 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1611 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1612 "or use the exported attribute for this activity. " 1613 + "tag="+ tag + " intent=" + intent, e); 1614 } 1615 return false; 1616 } 1617 1618 void startActivityForResultSafely(Intent intent, int requestCode) { 1619 try { 1620 startActivityForResult(intent, requestCode); 1621 } catch (ActivityNotFoundException e) { 1622 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1623 } catch (SecurityException e) { 1624 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1625 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1626 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1627 "or use the exported attribute for this activity.", e); 1628 } 1629 } 1630 1631 private void handleFolderClick(FolderIcon folderIcon) { 1632 final FolderInfo info = folderIcon.mInfo; 1633 if (!info.opened) { 1634 // Close any open folder 1635 closeFolder(); 1636 // Open the requested folder 1637 openFolder(folderIcon); 1638 } else { 1639 // Find the open folder... 1640 Folder openFolder = mWorkspace.getFolderForTag(info); 1641 int folderScreen; 1642 if (openFolder != null) { 1643 folderScreen = mWorkspace.getPageForView(openFolder); 1644 // .. and close it 1645 closeFolder(openFolder); 1646 if (folderScreen != mWorkspace.getCurrentPage()) { 1647 // Close any folder open on the current screen 1648 closeFolder(); 1649 // Pull the folder onto this screen 1650 openFolder(folderIcon); 1651 } 1652 } 1653 } 1654 } 1655 1656 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1657 if (fi == null) return; 1658 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1659 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1660 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1661 1662 FolderInfo info = (FolderInfo) fi.getTag(); 1663 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1664 CellLayout cl = (CellLayout) fi.getParent().getParent(); 1665 cl.setFolderLeaveBehindCell(info.cellX, info.cellY); 1666 } 1667 1668 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1669 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1670 oa.start(); 1671 } 1672 1673 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1674 if (fi == null) return; 1675 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1676 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1677 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1678 1679 FolderInfo info = (FolderInfo) fi.getTag(); 1680 CellLayout cl = null; 1681 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1682 cl = (CellLayout) fi.getParent().getParent(); 1683 } 1684 1685 final CellLayout layout = cl; 1686 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1687 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1688 oa.addListener(new AnimatorListenerAdapter() { 1689 @Override 1690 public void onAnimationEnd(Animator animation) { 1691 if (layout != null) { 1692 layout.clearFolderLeaveBehind(); 1693 } 1694 } 1695 }); 1696 oa.start(); 1697 } 1698 1699 /** 1700 * Opens the user folder described by the specified tag. The opening of the folder 1701 * is animated relative to the specified View. If the View is null, no animation 1702 * is played. 1703 * 1704 * @param folderInfo The FolderInfo describing the folder to open. 1705 */ 1706 public void openFolder(FolderIcon folderIcon) { 1707 Folder folder = folderIcon.mFolder; 1708 FolderInfo info = folder.mInfo; 1709 1710 growAndFadeOutFolderIcon(folderIcon); 1711 info.opened = true; 1712 1713 // Just verify that the folder hasn't already been added to the DragLayer. 1714 // There was a one-off crash where the folder had a parent already. 1715 if (folder.getParent() == null) { 1716 mDragLayer.addView(folder); 1717 mDragController.addDropTarget((DropTarget) folder); 1718 } else { 1719 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 1720 folder.getParent() + ")."); 1721 } 1722 folder.animateOpen(); 1723 } 1724 1725 public void closeFolder() { 1726 Folder folder = mWorkspace.getOpenFolder(); 1727 if (folder != null) { 1728 closeFolder(folder); 1729 } 1730 } 1731 1732 void closeFolder(Folder folder) { 1733 folder.getInfo().opened = false; 1734 1735 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1736 if (parent != null) { 1737 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 1738 shrinkAndFadeInFolderIcon(fi); 1739 } 1740 folder.animateClosed(); 1741 } 1742 1743 public boolean onLongClick(View v) { 1744 if (mState != State.WORKSPACE) { 1745 return false; 1746 } 1747 1748 if (isWorkspaceLocked()) { 1749 return false; 1750 } 1751 1752 if (!(v instanceof CellLayout)) { 1753 v = (View) v.getParent().getParent(); 1754 } 1755 1756 resetAddInfo(); 1757 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 1758 // This happens when long clicking an item with the dpad/trackball 1759 if (longClickCellInfo == null) { 1760 return true; 1761 } 1762 1763 // The hotseat touch handling does not go through Workspace, and we always allow long press 1764 // on hotseat items. 1765 final View itemUnderLongClick = longClickCellInfo.cell; 1766 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 1767 if (allowLongPress && !mDragController.isDragging()) { 1768 if (itemUnderLongClick == null) { 1769 // User long pressed on empty space 1770 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 1771 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 1772 startWallpaper(); 1773 } else { 1774 if (!(itemUnderLongClick instanceof Folder)) { 1775 // User long pressed on an item 1776 mWorkspace.startDrag(longClickCellInfo); 1777 } 1778 } 1779 } 1780 return true; 1781 } 1782 1783 boolean isHotseatLayout(View layout) { 1784 return mHotseat != null && layout != null && 1785 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 1786 } 1787 Hotseat getHotseat() { 1788 return mHotseat; 1789 } 1790 1791 /** 1792 * Returns the CellLayout of the specified container at the specified screen. 1793 */ 1794 CellLayout getCellLayout(long container, int screen) { 1795 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1796 if (mHotseat != null) { 1797 return mHotseat.getLayout(); 1798 } else { 1799 return null; 1800 } 1801 } else { 1802 return (CellLayout) mWorkspace.getChildAt(screen); 1803 } 1804 } 1805 1806 Workspace getWorkspace() { 1807 return mWorkspace; 1808 } 1809 1810 @Override 1811 protected Dialog onCreateDialog(int id) { 1812 switch (id) { 1813 case DIALOG_CREATE_SHORTCUT: 1814 return new CreateShortcut().createDialog(); 1815 case DIALOG_RENAME_FOLDER: 1816 return new RenameFolder().createDialog(); 1817 } 1818 1819 return super.onCreateDialog(id); 1820 } 1821 1822 @Override 1823 protected void onPrepareDialog(int id, Dialog dialog) { 1824 switch (id) { 1825 case DIALOG_CREATE_SHORTCUT: 1826 break; 1827 case DIALOG_RENAME_FOLDER: 1828 if (mFolderInfo != null) { 1829 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 1830 final CharSequence text = mFolderInfo.title; 1831 input.setText(text); 1832 input.setSelection(0, text.length()); 1833 } 1834 break; 1835 } 1836 } 1837 1838 void showRenameDialog(FolderInfo info) { 1839 mFolderInfo = info; 1840 mWaitingForResult = true; 1841 showDialog(DIALOG_RENAME_FOLDER); 1842 } 1843 1844 private void showAddDialog() { 1845 resetAddInfo(); 1846 mPendingAddInfo.container = LauncherSettings.Favorites.CONTAINER_DESKTOP; 1847 mPendingAddInfo.screen = mWorkspace.getCurrentPage(); 1848 mWaitingForResult = true; 1849 showDialog(DIALOG_CREATE_SHORTCUT); 1850 } 1851 1852 private class RenameFolder { 1853 private EditText mInput; 1854 1855 Dialog createDialog() { 1856 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 1857 mInput = (EditText) layout.findViewById(R.id.folder_name); 1858 1859 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 1860 builder.setIcon(0); 1861 builder.setTitle(getString(R.string.rename_folder_title)); 1862 builder.setCancelable(true); 1863 builder.setOnCancelListener(new Dialog.OnCancelListener() { 1864 public void onCancel(DialogInterface dialog) { 1865 cleanup(); 1866 } 1867 }); 1868 builder.setNegativeButton(getString(R.string.cancel_action), 1869 new Dialog.OnClickListener() { 1870 public void onClick(DialogInterface dialog, int which) { 1871 cleanup(); 1872 } 1873 } 1874 ); 1875 builder.setPositiveButton(getString(R.string.rename_action), 1876 new Dialog.OnClickListener() { 1877 public void onClick(DialogInterface dialog, int which) { 1878 changeFolderName(); 1879 } 1880 } 1881 ); 1882 builder.setView(layout); 1883 1884 final AlertDialog dialog = builder.create(); 1885 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 1886 public void onShow(DialogInterface dialog) { 1887 mWaitingForResult = true; 1888 mInput.requestFocus(); 1889 InputMethodManager inputManager = (InputMethodManager) 1890 getSystemService(Context.INPUT_METHOD_SERVICE); 1891 inputManager.showSoftInput(mInput, 0); 1892 } 1893 }); 1894 1895 return dialog; 1896 } 1897 1898 private void changeFolderName() { 1899 final String name = mInput.getText().toString(); 1900 if (!TextUtils.isEmpty(name)) { 1901 // Make sure we have the right folder info 1902 mFolderInfo = sFolders.get(mFolderInfo.id); 1903 mFolderInfo.title = name; 1904 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 1905 1906 if (mWorkspaceLoading) { 1907 lockAllApps(); 1908 mModel.startLoader(Launcher.this, false); 1909 } else { 1910 final FolderIcon folderIcon = (FolderIcon) 1911 mWorkspace.getViewForTag(mFolderInfo); 1912 if (folderIcon != null) { 1913 // TODO: At some point we'll probably want some version of setting 1914 // the text for a folder icon. 1915 //folderIcon.setText(name); 1916 getWorkspace().requestLayout(); 1917 } else { 1918 lockAllApps(); 1919 mWorkspaceLoading = true; 1920 mModel.startLoader(Launcher.this, false); 1921 } 1922 } 1923 } 1924 cleanup(); 1925 } 1926 1927 private void cleanup() { 1928 dismissDialog(DIALOG_RENAME_FOLDER); 1929 mWaitingForResult = false; 1930 mFolderInfo = null; 1931 } 1932 } 1933 1934 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 1935 public boolean isAllAppsVisible() { 1936 return (mState == State.APPS_CUSTOMIZE); 1937 } 1938 1939 // AllAppsView.Watcher 1940 public void zoomed(float zoom) { 1941 if (zoom == 1.0f) { 1942 mWorkspace.setVisibility(View.GONE); 1943 } 1944 } 1945 1946 /** 1947 * Helper method for the cameraZoomIn/cameraZoomOut animations 1948 * @param view The view being animated 1949 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 1950 * @param scaleFactor The scale factor used for the zoom 1951 */ 1952 private void setPivotsForZoom(View view, State state, float scaleFactor) { 1953 final int height = view.getHeight(); 1954 1955 view.setPivotX(view.getWidth() / 2.0f); 1956 // Set pivotY so that at the starting zoom factor, the view is partially 1957 // visible. Modifying initialHeightFactor changes how much of the view is 1958 // initially showing, and hence the perceived angle from which the view enters. 1959 if (state == State.APPS_CUSTOMIZE) { 1960 final float initialHeightFactor = 0.175f; 1961 view.setPivotY((1 - initialHeightFactor) * height); 1962 } else { 1963 final float initialHeightFactor = 0.2f; 1964 view.setPivotY(-initialHeightFactor * height); 1965 } 1966 } 1967 1968 /** 1969 * Zoom the camera out from the workspace to reveal 'toView'. 1970 * Assumes that the view to show is anchored at either the very top or very bottom 1971 * of the screen. 1972 * @param toState The state to zoom out to. Must be APPS_CUSTOMIZE. 1973 */ 1974 private void cameraZoomOut(State toState, boolean animated, final boolean springLoaded) { 1975 final Resources res = getResources(); 1976 1977 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 1978 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 1979 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 1980 final View toView = mAppsCustomizeTabHost; 1981 1982 setPivotsForZoom(toView, toState, scale); 1983 1984 // Shrink workspaces away if going to AppsCustomize from workspace 1985 mWorkspace.shrink(Workspace.State.SMALL, animated); 1986 hideHotseat(animated); 1987 1988 if (animated) { 1989 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 1990 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 1991 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 1992 public void onAnimationUpdate(float a, float b) { 1993 ((View) toView.getParent()).fastInvalidate(); 1994 toView.setFastScaleX(a * scale + b * 1f); 1995 toView.setFastScaleY(a * scale + b * 1f); 1996 } 1997 }); 1998 1999 toView.setVisibility(View.VISIBLE); 2000 toView.setFastAlpha(0f); 2001 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2002 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2003 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2004 public void onAnimationUpdate(float a, float b) { 2005 // don't need to invalidate because we do so above 2006 toView.setFastAlpha(a * 0f + b * 1f); 2007 } 2008 }); 2009 alphaAnim.start(); 2010 2011 if (toView instanceof LauncherTransitionable) { 2012 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim, false); 2013 } 2014 scaleAnim.addListener(new AnimatorListenerAdapter() { 2015 @Override 2016 public void onAnimationStart(Animator animation) { 2017 // Prepare the position 2018 toView.setTranslationX(0.0f); 2019 toView.setTranslationY(0.0f); 2020 toView.setVisibility(View.VISIBLE); 2021 toView.bringToFront(); 2022 } 2023 @Override 2024 public void onAnimationEnd(Animator animation) { 2025 // If we don't set the final scale values here, if this animation is cancelled 2026 // it will have the wrong scale value and subsequent cameraPan animations will 2027 // not fix that 2028 toView.setScaleX(1.0f); 2029 toView.setScaleY(1.0f); 2030 if (toView instanceof LauncherTransitionable) { 2031 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim, false); 2032 } 2033 2034 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2035 // Hide the workspace scrollbar 2036 mWorkspace.hideScrollingIndicator(true); 2037 mWorkspace.hideDockDivider(true); 2038 } 2039 } 2040 }); 2041 2042 // toView should appear right at the end of the workspace shrink animation 2043 final int startDelay = 0; 2044 2045 if (mStateAnimation != null) mStateAnimation.cancel(); 2046 mStateAnimation = new AnimatorSet(); 2047 mStateAnimation.play(scaleAnim).after(startDelay); 2048 mStateAnimation.start(); 2049 } else { 2050 toView.setTranslationX(0.0f); 2051 toView.setTranslationY(0.0f); 2052 toView.setScaleX(1.0f); 2053 toView.setScaleY(1.0f); 2054 toView.setVisibility(View.VISIBLE); 2055 toView.bringToFront(); 2056 if (toView instanceof LauncherTransitionable) { 2057 ((LauncherTransitionable) toView).onLauncherTransitionStart(null, false); 2058 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null, false); 2059 2060 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2061 // Hide the workspace scrollbar 2062 mWorkspace.hideScrollingIndicator(true); 2063 mWorkspace.hideDockDivider(true); 2064 } 2065 } 2066 } 2067 } 2068 2069 /** 2070 * Zoom the camera back into the workspace, hiding 'fromView'. 2071 * This is the opposite of cameraZoomOut. 2072 * @param fromState The current state (must be APPS_CUSTOMIZE). 2073 * @param animated If true, the transition will be animated. 2074 */ 2075 private void cameraZoomIn(State fromState, boolean animated, final boolean springLoaded) { 2076 Resources res = getResources(); 2077 2078 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2079 final float scaleFactor = (float) 2080 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2081 final View fromView = mAppsCustomizeTabHost; 2082 2083 setPivotsForZoom(fromView, fromState, scaleFactor); 2084 2085 if (!springLoaded) { 2086 mWorkspace.unshrink(animated); 2087 } 2088 showHotseat(animated); 2089 if (animated) { 2090 if (mStateAnimation != null) mStateAnimation.cancel(); 2091 mStateAnimation = new AnimatorSet(); 2092 2093 final float oldScaleX = fromView.getScaleX(); 2094 final float oldScaleY = fromView.getScaleY(); 2095 2096 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2097 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2098 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2099 public void onAnimationUpdate(float a, float b) { 2100 ((View)fromView.getParent()).fastInvalidate(); 2101 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2102 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2103 } 2104 }); 2105 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2106 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2107 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2108 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2109 public void onAnimationUpdate(float a, float b) { 2110 // don't need to invalidate because we do so above 2111 fromView.setFastAlpha(a * 1f + b * 0f); 2112 } 2113 }); 2114 if (fromView instanceof LauncherTransitionable) { 2115 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim, true); 2116 } 2117 alphaAnim.addListener(new AnimatorListenerAdapter() { 2118 @Override 2119 public void onAnimationStart(android.animation.Animator animation) { 2120 if (!springLoaded) { 2121 mWorkspace.showDockDivider(false); 2122 } 2123 mWorkspace.showScrollingIndicator(false); 2124 } 2125 @Override 2126 public void onAnimationEnd(Animator animation) { 2127 fromView.setVisibility(View.GONE); 2128 if (fromView instanceof LauncherTransitionable) { 2129 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim,true); 2130 } 2131 mWorkspace.hideScrollingIndicator(false); 2132 } 2133 }); 2134 2135 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2136 mStateAnimation.start(); 2137 } else { 2138 fromView.setVisibility(View.GONE); 2139 if (fromView instanceof LauncherTransitionable) { 2140 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null, true); 2141 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null, true); 2142 2143 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2144 // Flash the workspace scrollbar 2145 mWorkspace.showDockDivider(true); 2146 mWorkspace.flashScrollingIndicator(); 2147 } 2148 } 2149 } 2150 } 2151 2152 void showWorkspace(boolean animated) { 2153 showWorkspace(animated, null); 2154 } 2155 2156 void showWorkspace(boolean animated, CellLayout layout) { 2157 if (layout != null) { 2158 // always animated, but that's ok since we never specify a layout and 2159 // want no animation 2160 mWorkspace.unshrink(layout); 2161 } else { 2162 mWorkspace.unshrink(animated); 2163 } 2164 if (mState == State.APPS_CUSTOMIZE) { 2165 closeAllApps(animated); 2166 } 2167 2168 // Change the state *after* we've called all the transition code 2169 mState = State.WORKSPACE; 2170 2171 // Resume the auto-advance of widgets 2172 mUserPresent = true; 2173 updateRunning(); 2174 2175 // send an accessibility event to announce the context change 2176 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2177 } 2178 2179 void enterSpringLoadedDragMode(CellLayout layout) { 2180 if (mState == State.APPS_CUSTOMIZE) { 2181 mWorkspace.enterSpringLoadedDragMode(layout); 2182 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2183 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2184 } 2185 // Otherwise, we are not in spring loaded mode, so don't do anything. 2186 } 2187 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay) { 2188 mHandler.postDelayed(new Runnable() { 2189 @Override 2190 public void run() { 2191 exitSpringLoadedDragMode(); 2192 2193 if (successfulDrop) { 2194 // Before we show workspace, hide all apps again because 2195 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2196 // clean up our state transition functions 2197 mAppsCustomizeTabHost.setVisibility(View.GONE); 2198 showWorkspace(true); 2199 } 2200 } 2201 }, (extendedDelay ? 2202 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2203 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2204 } 2205 void exitSpringLoadedDragMode() { 2206 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2207 mWorkspace.exitSpringLoadedDragMode(Workspace.State.SMALL); 2208 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2209 mState = State.APPS_CUSTOMIZE; 2210 } 2211 // Otherwise, we are not in spring loaded mode, so don't do anything. 2212 } 2213 2214 public boolean isAllAppsCustomizeOpen() { 2215 return mState == State.APPS_CUSTOMIZE; 2216 } 2217 2218 /** 2219 * Shows the hotseat area. 2220 */ 2221 void showHotseat(boolean animated) { 2222 if (!LauncherApplication.isScreenLarge()) { 2223 if (animated) { 2224 int duration = mSearchDeleteBar.getTransitionInDuration(); 2225 mHotseat.animate().alpha(1f).setDuration(duration); 2226 } else { 2227 mHotseat.setAlpha(1f); 2228 } 2229 } 2230 } 2231 2232 /** 2233 * Hides the hotseat area. 2234 */ 2235 void hideHotseat(boolean animated) { 2236 if (!LauncherApplication.isScreenLarge()) { 2237 if (animated) { 2238 int duration = mSearchDeleteBar.getTransitionOutDuration(); 2239 mHotseat.animate().alpha(0f).setDuration(duration); 2240 } else { 2241 mHotseat.setAlpha(0f); 2242 } 2243 } 2244 } 2245 2246 void showAllApps(boolean animated) { 2247 if (mState != State.WORKSPACE) return; 2248 2249 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2250 mAppsCustomizeTabHost.requestFocus(); 2251 2252 // Hide the search bar and hotseat 2253 mSearchDeleteBar.hideSearchBar(animated); 2254 2255 // Change the state *after* we've called all the transition code 2256 mState = State.APPS_CUSTOMIZE; 2257 2258 // Pause the auto-advance of widgets until we are out of AllApps 2259 mUserPresent = false; 2260 updateRunning(); 2261 closeFolder(); 2262 2263 // Send an accessibility event to announce the context change 2264 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2265 } 2266 2267 /** 2268 * Things to test when changing this code. 2269 * - Home from workspace 2270 * - from center screen 2271 * - from other screens 2272 * - Home from all apps 2273 * - from center screen 2274 * - from other screens 2275 * - Back from all apps 2276 * - from center screen 2277 * - from other screens 2278 * - Launch app from workspace and quit 2279 * - with back 2280 * - with home 2281 * - Launch app from all apps and quit 2282 * - with back 2283 * - with home 2284 * - Go to a screen that's not the default, then all 2285 * apps, and launch and app, and go back 2286 * - with back 2287 * -with home 2288 * - On workspace, long press power and go back 2289 * - with back 2290 * - with home 2291 * - On all apps, long press power and go back 2292 * - with back 2293 * - with home 2294 * - On workspace, power off 2295 * - On all apps, power off 2296 * - Launch an app and turn off the screen while in that app 2297 * - Go back with home key 2298 * - Go back with back key TODO: make this not go to workspace 2299 * - From all apps 2300 * - From workspace 2301 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2302 * - From all apps 2303 * - From the center workspace 2304 * - From another workspace 2305 */ 2306 void closeAllApps(boolean animated) { 2307 if (mState == State.APPS_CUSTOMIZE || mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2308 mWorkspace.setVisibility(View.VISIBLE); 2309 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 2310 2311 // Show the search bar and hotseat 2312 mSearchDeleteBar.showSearchBar(animated); 2313 2314 // Set focus to the AppsCustomize button 2315 if (mAllAppsButton != null) { 2316 mAllAppsButton.requestFocus(); 2317 } 2318 } 2319 } 2320 2321 void lockAllApps() { 2322 // TODO 2323 } 2324 2325 void unlockAllApps() { 2326 // TODO 2327 } 2328 2329 /** 2330 * Add an item from all apps or customize onto the given workspace screen. 2331 * If layout is null, add to the current screen. 2332 */ 2333 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2334 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2335 showOutOfSpaceMessage(); 2336 } else { 2337 layout.animateDrop(); 2338 } 2339 } 2340 2341 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2342 try { 2343 PackageManager packageManager = getPackageManager(); 2344 // Look for the toolbar icon specified in the activity meta-data 2345 Bundle metaData = packageManager.getActivityInfo( 2346 activityName, PackageManager.GET_META_DATA).metaData; 2347 if (metaData != null) { 2348 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2349 if (iconResId != 0) { 2350 Resources res = packageManager.getResourcesForActivity(activityName); 2351 return res.getDrawable(iconResId); 2352 } 2353 } 2354 } catch (NameNotFoundException e) { 2355 // This can happen if the activity defines an invalid drawable 2356 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2357 " not found", e); 2358 } catch (Resources.NotFoundException nfe) { 2359 // This can happen if the activity defines an invalid drawable 2360 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2361 nfe); 2362 } 2363 return null; 2364 } 2365 2366 // if successful in getting icon, return it; otherwise, set button to use default drawable 2367 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2368 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2369 TextView button = (TextView) findViewById(buttonId); 2370 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2371 2372 // If we were unable to find the icon via the meta-data, use a generic one 2373 if (toolbarIcon == null) { 2374 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 2375 return null; 2376 } else { 2377 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 2378 return toolbarIcon.getConstantState(); 2379 } 2380 } 2381 2382 // if successful in getting icon, return it; otherwise, set button to use default drawable 2383 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2384 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2385 ImageView button = (ImageView) findViewById(buttonId); 2386 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2387 2388 if (button != null) { 2389 // If we were unable to find the icon via the meta-data, use a 2390 // generic one 2391 if (toolbarIcon == null) { 2392 button.setImageResource(fallbackDrawableId); 2393 } else { 2394 button.setImageDrawable(toolbarIcon); 2395 } 2396 } 2397 2398 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2399 2400 } 2401 2402 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2403 TextView button = (TextView) findViewById(buttonId); 2404 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2405 } 2406 2407 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2408 ImageView button = (ImageView) findViewById(buttonId); 2409 button.setImageDrawable(d.newDrawable(getResources())); 2410 } 2411 2412 private void updateGlobalSearchIcon() { 2413 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2414 final View searchDivider = findViewById(R.id.search_divider); 2415 2416 final SearchManager searchManager = 2417 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2418 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2419 if (activityName != null) { 2420 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 2421 R.id.search_button, activityName, R.drawable.ic_search_normal_holo); 2422 searchButton.setVisibility(View.VISIBLE); 2423 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2424 } else { 2425 searchButton.setVisibility(View.GONE); 2426 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2427 } 2428 } 2429 2430 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2431 updateButtonWithDrawable(R.id.search_button, d); 2432 } 2433 2434 private void updateVoiceSearchIcon() { 2435 final View searchDivider = findViewById(R.id.search_divider); 2436 final View voiceButton = findViewById(R.id.voice_button); 2437 2438 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2439 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2440 if (activityName != null) { 2441 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 2442 R.id.voice_button, activityName, R.drawable.ic_voice_search_holo); 2443 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2444 voiceButton.setVisibility(View.VISIBLE); 2445 } else { 2446 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2447 voiceButton.setVisibility(View.GONE); 2448 } 2449 } 2450 2451 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2452 updateButtonWithDrawable(R.id.voice_button, d); 2453 } 2454 2455 /** 2456 * Sets the app market icon 2457 */ 2458 private void updateAppMarketIcon() { 2459 final View marketButton = findViewById(R.id.market_button); 2460 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2461 // Find the app market activity by resolving an intent. 2462 // (If multiple app markets are installed, it will return the ResolverActivity.) 2463 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2464 if (activityName != null) { 2465 mAppMarketIntent = intent; 2466 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 2467 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo); 2468 marketButton.setVisibility(View.VISIBLE); 2469 } else { 2470 // We should hide and disable the view so that we don't try and restore the visibility 2471 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2472 marketButton.setVisibility(View.GONE); 2473 marketButton.setEnabled(false); 2474 } 2475 } 2476 2477 private void updateAppMarketIcon(Drawable.ConstantState d) { 2478 updateTextButtonWithDrawable(R.id.market_button, d); 2479 } 2480 2481 /** 2482 * Displays the shortcut creation dialog and launches, if necessary, the 2483 * appropriate activity. 2484 */ 2485 private class CreateShortcut implements DialogInterface.OnClickListener, 2486 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 2487 DialogInterface.OnShowListener { 2488 2489 private AddAdapter mAdapter; 2490 2491 Dialog createDialog() { 2492 mAdapter = new AddAdapter(Launcher.this); 2493 2494 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 2495 AlertDialog.THEME_HOLO_DARK); 2496 builder.setAdapter(mAdapter, this); 2497 2498 AlertDialog dialog = builder.create(); 2499 dialog.setOnCancelListener(this); 2500 dialog.setOnDismissListener(this); 2501 dialog.setOnShowListener(this); 2502 2503 return dialog; 2504 } 2505 2506 public void onCancel(DialogInterface dialog) { 2507 mWaitingForResult = false; 2508 cleanup(); 2509 } 2510 2511 public void onDismiss(DialogInterface dialog) { 2512 mWaitingForResult = false; 2513 cleanup(); 2514 } 2515 2516 private void cleanup() { 2517 try { 2518 dismissDialog(DIALOG_CREATE_SHORTCUT); 2519 } catch (Exception e) { 2520 // An exception is thrown if the dialog is not visible, which is fine 2521 } 2522 } 2523 2524 /** 2525 * Handle the action clicked in the "Add to home" dialog. 2526 */ 2527 public void onClick(DialogInterface dialog, int which) { 2528 cleanup(); 2529 2530 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 2531 switch (item.actionTag) { 2532 case AddAdapter.ITEM_APPLICATION: { 2533 if (mAppsCustomizeTabHost != null) { 2534 mAppsCustomizeTabHost.selectAppsTab(); 2535 } 2536 showAllApps(true); 2537 break; 2538 } 2539 case AddAdapter.ITEM_APPWIDGET: { 2540 if (mAppsCustomizeTabHost != null) { 2541 mAppsCustomizeTabHost.selectWidgetsTab(); 2542 } 2543 showAllApps(true); 2544 break; 2545 } 2546 case AddAdapter.ITEM_WALLPAPER: { 2547 startWallpaper(); 2548 break; 2549 } 2550 } 2551 } 2552 2553 public void onShow(DialogInterface dialog) { 2554 mWaitingForResult = true; 2555 } 2556 } 2557 2558 /** 2559 * Receives notifications when system dialogs are to be closed. 2560 */ 2561 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2562 @Override 2563 public void onReceive(Context context, Intent intent) { 2564 closeSystemDialogs(); 2565 } 2566 } 2567 2568 /** 2569 * Receives notifications whenever the appwidgets are reset. 2570 */ 2571 private class AppWidgetResetObserver extends ContentObserver { 2572 public AppWidgetResetObserver() { 2573 super(new Handler()); 2574 } 2575 2576 @Override 2577 public void onChange(boolean selfChange) { 2578 onAppWidgetReset(); 2579 } 2580 } 2581 2582 /** 2583 * If the activity is currently paused, signal that we need to re-run the loader 2584 * in onResume. 2585 * 2586 * This needs to be called from incoming places where resources might have been loaded 2587 * while we are paused. That is becaues the Configuration might be wrong 2588 * when we're not running, and if it comes back to what it was when we 2589 * were paused, we are not restarted. 2590 * 2591 * Implementation of the method from LauncherModel.Callbacks. 2592 * 2593 * @return true if we are currently paused. The caller might be able to 2594 * skip some work in that case since we will come back again. 2595 */ 2596 public boolean setLoadOnResume() { 2597 if (mPaused) { 2598 Log.i(TAG, "setLoadOnResume"); 2599 mOnResumeNeedsLoad = true; 2600 return true; 2601 } else { 2602 return false; 2603 } 2604 } 2605 2606 /** 2607 * Implementation of the method from LauncherModel.Callbacks. 2608 */ 2609 public int getCurrentWorkspaceScreen() { 2610 if (mWorkspace != null) { 2611 return mWorkspace.getCurrentPage(); 2612 } else { 2613 return SCREEN_COUNT / 2; 2614 } 2615 } 2616 2617 2618 /** 2619 * Refreshes the shortcuts shown on the workspace. 2620 * 2621 * Implementation of the method from LauncherModel.Callbacks. 2622 */ 2623 public void startBinding() { 2624 final Workspace workspace = mWorkspace; 2625 2626 mWorkspace.clearDropTargets(); 2627 int count = workspace.getChildCount(); 2628 for (int i = 0; i < count; i++) { 2629 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 2630 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 2631 layoutParent.removeAllViewsInLayout(); 2632 } 2633 if (mHotseat != null) { 2634 mHotseat.resetLayout(); 2635 } 2636 2637 // This wasn't being called before which resulted in a leak of AppWidgetHostViews 2638 unbindWorkspaceAndHotseatItems(); 2639 } 2640 2641 /** 2642 * Bind the items start-end from the list. 2643 * 2644 * Implementation of the method from LauncherModel.Callbacks. 2645 */ 2646 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 2647 setLoadOnResume(); 2648 2649 final Workspace workspace = mWorkspace; 2650 for (int i=start; i<end; i++) { 2651 final ItemInfo item = shortcuts.get(i); 2652 2653 // Short circuit if we are loading dock items for a configuration which has no dock 2654 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 2655 mHotseat == null) { 2656 continue; 2657 } 2658 2659 switch (item.itemType) { 2660 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 2661 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 2662 View shortcut = createShortcut((ShortcutInfo)item); 2663 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 2664 item.cellY, 1, 1, false); 2665 break; 2666 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2667 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 2668 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 2669 (FolderInfo) item, mIconCache); 2670 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 2671 item.cellY, 1, 1, false); 2672 break; 2673 } 2674 } 2675 workspace.requestLayout(); 2676 } 2677 2678 /** 2679 * Implementation of the method from LauncherModel.Callbacks. 2680 */ 2681 public void bindFolders(HashMap<Long, FolderInfo> folders) { 2682 setLoadOnResume(); 2683 sFolders.clear(); 2684 sFolders.putAll(folders); 2685 } 2686 2687 /** 2688 * Add the views for a widget to the workspace. 2689 * 2690 * Implementation of the method from LauncherModel.Callbacks. 2691 */ 2692 public void bindAppWidget(LauncherAppWidgetInfo item) { 2693 setLoadOnResume(); 2694 2695 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 2696 if (DEBUG_WIDGETS) { 2697 Log.d(TAG, "bindAppWidget: " + item); 2698 } 2699 final Workspace workspace = mWorkspace; 2700 2701 final int appWidgetId = item.appWidgetId; 2702 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 2703 if (DEBUG_WIDGETS) { 2704 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 2705 } 2706 2707 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 2708 2709 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 2710 item.hostView.setTag(item); 2711 2712 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 2713 item.cellY, item.spanX, item.spanY, false); 2714 2715 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 2716 2717 workspace.requestLayout(); 2718 2719 if (DEBUG_WIDGETS) { 2720 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 2721 + (SystemClock.uptimeMillis()-start) + "ms"); 2722 } 2723 } 2724 2725 /** 2726 * Callback saying that there aren't any more items to bind. 2727 * 2728 * Implementation of the method from LauncherModel.Callbacks. 2729 */ 2730 public void finishBindingItems() { 2731 setLoadOnResume(); 2732 2733 if (mSavedState != null) { 2734 if (!mWorkspace.hasFocus()) { 2735 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 2736 } 2737 mSavedState = null; 2738 } 2739 2740 if (mSavedInstanceState != null) { 2741 super.onRestoreInstanceState(mSavedInstanceState); 2742 mSavedInstanceState = null; 2743 } 2744 2745 mWorkspaceLoading = false; 2746 2747 // If we received the result of any pending adds while the loader was running (e.g. the 2748 // widget configuration forced an orientation change), process them now. 2749 for (int i = 0; i < sPendingAddList.size(); i++) { 2750 completeAdd(sPendingAddList.get(i)); 2751 } 2752 sPendingAddList.clear(); 2753 } 2754 2755 /** 2756 * Updates the icons on the launcher that are affected by changes to the package list 2757 * on the device. 2758 */ 2759 private void updateIconsAffectedByPackageManagerChanges() { 2760 updateAppMarketIcon(); 2761 updateVoiceSearchIcon(); 2762 } 2763 2764 @Override 2765 public void bindSearchablesChanged() { 2766 updateGlobalSearchIcon(); 2767 } 2768 2769 /** 2770 * Add the icons for all apps. 2771 * 2772 * Implementation of the method from LauncherModel.Callbacks. 2773 */ 2774 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 2775 if (mAppsCustomizeContent != null) { 2776 mAppsCustomizeContent.setApps(apps); 2777 } 2778 updateIconsAffectedByPackageManagerChanges(); 2779 updateGlobalSearchIcon(); 2780 } 2781 2782 /** 2783 * A package was installed. 2784 * 2785 * Implementation of the method from LauncherModel.Callbacks. 2786 */ 2787 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 2788 setLoadOnResume(); 2789 removeDialog(DIALOG_CREATE_SHORTCUT); 2790 2791 if (mAppsCustomizeContent != null) { 2792 mAppsCustomizeContent.addApps(apps); 2793 } 2794 updateIconsAffectedByPackageManagerChanges(); 2795 } 2796 2797 /** 2798 * A package was updated. 2799 * 2800 * Implementation of the method from LauncherModel.Callbacks. 2801 */ 2802 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 2803 setLoadOnResume(); 2804 removeDialog(DIALOG_CREATE_SHORTCUT); 2805 if (mWorkspace != null) { 2806 mWorkspace.updateShortcuts(apps); 2807 } 2808 2809 if (mAppsCustomizeContent != null) { 2810 mAppsCustomizeContent.updateApps(apps); 2811 } 2812 updateIconsAffectedByPackageManagerChanges(); 2813 } 2814 2815 /** 2816 * A package was uninstalled. 2817 * 2818 * Implementation of the method from LauncherModel.Callbacks. 2819 */ 2820 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 2821 removeDialog(DIALOG_CREATE_SHORTCUT); 2822 if (permanent) { 2823 mWorkspace.removeItems(apps); 2824 } 2825 2826 if (mAppsCustomizeContent != null) { 2827 mAppsCustomizeContent.removeApps(apps); 2828 } 2829 updateIconsAffectedByPackageManagerChanges(); 2830 } 2831 2832 /** 2833 * A number of packages were updated. 2834 */ 2835 public void bindPackagesUpdated() { 2836 2837 if (mAppsCustomizeContent != null) { 2838 mAppsCustomizeContent.onPackagesUpdated(); 2839 } 2840 } 2841 2842 private int mapConfigurationOriActivityInfoOri(int configOri) { 2843 final Display d = getWindowManager().getDefaultDisplay(); 2844 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 2845 switch (d.getRotation()) { 2846 case Surface.ROTATION_0: 2847 case Surface.ROTATION_180: 2848 // We are currently in the same basic orientation as the natural orientation 2849 naturalOri = configOri; 2850 break; 2851 case Surface.ROTATION_90: 2852 case Surface.ROTATION_270: 2853 // We are currently in the other basic orientation to the natural orientation 2854 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 2855 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 2856 break; 2857 } 2858 2859 int[] oriMap = { 2860 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 2861 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 2862 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 2863 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 2864 }; 2865 // Since the map starts at portrait, we need to offset if this device's natural orientation 2866 // is landscape. 2867 int indexOffset = 0; 2868 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 2869 indexOffset = 1; 2870 } 2871 return oriMap[(d.getRotation() + indexOffset) % 4]; 2872 } 2873 public void lockScreenOrientation() { 2874 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 2875 .getConfiguration().orientation)); 2876 } 2877 public void unlockScreenOrientation() { 2878 mHandler.postDelayed(new Runnable() { 2879 public void run() { 2880 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 2881 } 2882 }, mRestoreScreenOrientationDelay); 2883 } 2884 2885 /** 2886 * Prints out out state for debugging. 2887 */ 2888 public void dumpState() { 2889 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 2890 Log.d(TAG, "mSavedState=" + mSavedState); 2891 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 2892 Log.d(TAG, "mRestoring=" + mRestoring); 2893 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 2894 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 2895 Log.d(TAG, "sFolders.size=" + sFolders.size()); 2896 mModel.dumpState(); 2897 2898 if (mAppsCustomizeContent != null) { 2899 mAppsCustomizeContent.dumpState(); 2900 } 2901 Log.d(TAG, "END launcher2 dump state"); 2902 } 2903} 2904 2905interface LauncherTransitionable { 2906 void onLauncherTransitionStart(Animator animation, boolean toWorkspace); 2907 void onLauncherTransitionEnd(Animator animation, boolean toWorkspace); 2908} 2909