Launcher.java revision 228da5a24e5a680cfb7bec14a24d20b5cb595a34
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 // Hotseats (quick-launch icons next to AllApps) 217 private String[] mHotseatConfig = null; 218 private Intent[] mHotseats = null; 219 private Drawable[] mHotseatIcons = null; 220 private CharSequence[] mHotseatLabels = null; 221 222 private Intent mAppMarketIntent = null; 223 224 // Related to the auto-advancing of widgets 225 private final int ADVANCE_MSG = 1; 226 private final int mAdvanceInterval = 20000; 227 private final int mAdvanceStagger = 250; 228 private long mAutoAdvanceSentTime; 229 private long mAutoAdvanceTimeLeft = -1; 230 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 231 new HashMap<View, AppWidgetProviderInfo>(); 232 233 // Determines how long to wait after a rotation before restoring the screen orientation to 234 // match the sensor state. 235 private final int mRestoreScreenOrientationDelay = 500; 236 237 // External icons saved in case of resource changes, orientation, etc. 238 private static Drawable.ConstantState sGlobalSearchIcon; 239 private static Drawable.ConstantState sVoiceSearchIcon; 240 private static Drawable.ConstantState sAppMarketIcon; 241 242 private DragLayer mDragLayer; 243 244 private BubbleTextView mWaitingForResume; 245 246 private static ArrayList<PendingAddArguments> sPendingAddList 247 = new ArrayList<PendingAddArguments>(); 248 249 private static class PendingAddArguments { 250 int requestCode; 251 Intent intent; 252 long container; 253 int screen; 254 int cellX; 255 int cellY; 256 } 257 258 @Override 259 protected void onCreate(Bundle savedInstanceState) { 260 super.onCreate(savedInstanceState); 261 LauncherApplication app = ((LauncherApplication)getApplication()); 262 mModel = app.setLauncher(this); 263 mIconCache = app.getIconCache(); 264 mDragController = new DragController(this); 265 mInflater = getLayoutInflater(); 266 267 mAppWidgetManager = AppWidgetManager.getInstance(this); 268 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 269 mAppWidgetHost.startListening(); 270 271 if (PROFILE_STARTUP) { 272 android.os.Debug.startMethodTracing( 273 Environment.getExternalStorageDirectory() + "/launcher"); 274 } 275 276 checkForLocaleChange(); 277 setContentView(R.layout.launcher); 278 setupViews(); 279 280 registerContentObservers(); 281 282 lockAllApps(); 283 284 mSavedState = savedInstanceState; 285 restoreState(mSavedState); 286 287 // Update customization drawer _after_ restoring the states 288 if (mAppsCustomizeContent != null) { 289 mAppsCustomizeContent.onPackagesUpdated(); 290 } 291 292 if (PROFILE_STARTUP) { 293 android.os.Debug.stopMethodTracing(); 294 } 295 296 if (!mRestoring) { 297 mModel.startLoader(this, true); 298 } 299 300 // For handling default keys 301 mDefaultKeySsb = new SpannableStringBuilder(); 302 Selection.setSelection(mDefaultKeySsb, 0); 303 304 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 305 registerReceiver(mCloseSystemDialogsReceiver, filter); 306 307 // If we have a saved version of these external icons, we load them up immediately 308 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 309 updateIconsAffectedByPackageManagerChanges(); 310 updateGlobalSearchIcon(); 311 } 312 if (sGlobalSearchIcon != null) { 313 updateGlobalSearchIcon(sGlobalSearchIcon); 314 } 315 if (sVoiceSearchIcon != null) { 316 updateVoiceSearchIcon(sVoiceSearchIcon); 317 } 318 if (sAppMarketIcon != null) { 319 updateAppMarketIcon(sAppMarketIcon); 320 } 321 } 322 323 private void checkForLocaleChange() { 324 if (sLocaleConfiguration == null) { 325 new AsyncTask<Void, Void, LocaleConfiguration>() { 326 @Override 327 protected LocaleConfiguration doInBackground(Void... unused) { 328 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 329 readConfiguration(Launcher.this, localeConfiguration); 330 return localeConfiguration; 331 } 332 333 @Override 334 protected void onPostExecute(LocaleConfiguration result) { 335 sLocaleConfiguration = result; 336 checkForLocaleChange(); // recursive, but now with a locale configuration 337 } 338 }.execute(); 339 return; 340 } 341 342 final Configuration configuration = getResources().getConfiguration(); 343 344 final String previousLocale = sLocaleConfiguration.locale; 345 final String locale = configuration.locale.toString(); 346 347 final int previousMcc = sLocaleConfiguration.mcc; 348 final int mcc = configuration.mcc; 349 350 final int previousMnc = sLocaleConfiguration.mnc; 351 final int mnc = configuration.mnc; 352 353 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 354 355 if (localeChanged) { 356 sLocaleConfiguration.locale = locale; 357 sLocaleConfiguration.mcc = mcc; 358 sLocaleConfiguration.mnc = mnc; 359 360 mIconCache.flush(); 361 362 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 363 new Thread("WriteLocaleConfiguration") { 364 @Override 365 public void run() { 366 writeConfiguration(Launcher.this, localeConfiguration); 367 } 368 }.start(); 369 } 370 } 371 372 private static class LocaleConfiguration { 373 public String locale; 374 public int mcc = -1; 375 public int mnc = -1; 376 } 377 378 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 379 DataInputStream in = null; 380 try { 381 in = new DataInputStream(context.openFileInput(PREFERENCES)); 382 configuration.locale = in.readUTF(); 383 configuration.mcc = in.readInt(); 384 configuration.mnc = in.readInt(); 385 } catch (FileNotFoundException e) { 386 // Ignore 387 } catch (IOException e) { 388 // Ignore 389 } finally { 390 if (in != null) { 391 try { 392 in.close(); 393 } catch (IOException e) { 394 // Ignore 395 } 396 } 397 } 398 } 399 400 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 401 DataOutputStream out = null; 402 try { 403 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 404 out.writeUTF(configuration.locale); 405 out.writeInt(configuration.mcc); 406 out.writeInt(configuration.mnc); 407 out.flush(); 408 } catch (FileNotFoundException e) { 409 // Ignore 410 } catch (IOException e) { 411 //noinspection ResultOfMethodCallIgnored 412 context.getFileStreamPath(PREFERENCES).delete(); 413 } finally { 414 if (out != null) { 415 try { 416 out.close(); 417 } catch (IOException e) { 418 // Ignore 419 } 420 } 421 } 422 } 423 424 public DragLayer getDragLayer() { 425 return mDragLayer; 426 } 427 428 static int getScreen() { 429 synchronized (sLock) { 430 return sScreen; 431 } 432 } 433 434 static void setScreen(int screen) { 435 synchronized (sLock) { 436 sScreen = screen; 437 } 438 } 439 440 // Note: This doesn't do all the client-id magic that BrowserProvider does 441 // in Browser. (http://b/2425179) 442 private Uri getDefaultBrowserUri() { 443 String url = getString(R.string.default_browser_url); 444 if (url.indexOf("{CID}") != -1) { 445 url = url.replace("{CID}", "android-google"); 446 } 447 return Uri.parse(url); 448 } 449 450 /** 451 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 452 * a configuration step, this allows the proper animations to run after other transitions. 453 */ 454 private boolean completeAdd(PendingAddArguments args) { 455 switch (args.requestCode) { 456 case REQUEST_PICK_APPLICATION: 457 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 458 args.cellY); 459 break; 460 case REQUEST_PICK_SHORTCUT: 461 processShortcut(args.intent); 462 break; 463 case REQUEST_CREATE_SHORTCUT: 464 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 465 args.cellY); 466 return true; 467 case REQUEST_PICK_APPWIDGET: 468 addAppWidgetFromPick(args.intent); 469 break; 470 case REQUEST_CREATE_APPWIDGET: 471 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 472 completeAddAppWidget(appWidgetId, args.container, args.screen); 473 return true; 474 case REQUEST_PICK_WALLPAPER: 475 // We just wanted the activity result here so we can clear mWaitingForResult 476 break; 477 } 478 return false; 479 } 480 481 @Override 482 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 483 boolean delayExitSpringLoadedMode = false; 484 mWaitingForResult = false; 485 486 // The pattern used here is that a user PICKs a specific application, 487 // which, depending on the target, might need to CREATE the actual target. 488 489 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 490 // launch over to the Music app to actually CREATE_SHORTCUT. 491 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID && 492 mPendingAddInfo.screen > -1) { 493 final PendingAddArguments args = new PendingAddArguments(); 494 args.requestCode = requestCode; 495 args.intent = data; 496 args.container = mPendingAddInfo.container; 497 args.screen = mPendingAddInfo.screen; 498 args.cellX = mPendingAddInfo.cellX; 499 args.cellY = mPendingAddInfo.cellY; 500 501 // If the loader is still running, defer the add until it is done. 502 if (isWorkspaceLocked()) { 503 sPendingAddList.add(args); 504 } else { 505 delayExitSpringLoadedMode = completeAdd(args); 506 } 507 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 508 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED) { 509 if (data != null) { 510 // Clean up the appWidgetId if we canceled 511 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 512 if (appWidgetId != -1) { 513 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 514 } 515 } 516 } 517 518 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 519 exitSpringLoadedDragModeDelayed(delayExitSpringLoadedMode); 520 } 521 522 @Override 523 protected void onResume() { 524 super.onResume(); 525 mPaused = false; 526 if (mRestoring || mOnResumeNeedsLoad) { 527 mWorkspaceLoading = true; 528 mModel.startLoader(this, true); 529 mRestoring = false; 530 mOnResumeNeedsLoad = false; 531 } 532 if (mWaitingForResume != null) { 533 mWaitingForResume.setStayPressed(false); 534 } 535 // When we resume Launcher, a different Activity might be responsible for the app 536 // market intent, so refresh the icon 537 updateAppMarketIcon(); 538 } 539 540 @Override 541 protected void onPause() { 542 super.onPause(); 543 mPaused = true; 544 mDragController.cancelDrag(); 545 } 546 547 @Override 548 public Object onRetainNonConfigurationInstance() { 549 // Flag the loader to stop early before switching 550 mModel.stopLoader(); 551 if (mAppsCustomizeContent != null) { 552 mAppsCustomizeContent.surrender(); 553 } 554 return Boolean.TRUE; 555 } 556 557 // We can't hide the IME if it was forced open. So don't bother 558 /* 559 @Override 560 public void onWindowFocusChanged(boolean hasFocus) { 561 super.onWindowFocusChanged(hasFocus); 562 563 if (hasFocus) { 564 final InputMethodManager inputManager = (InputMethodManager) 565 getSystemService(Context.INPUT_METHOD_SERVICE); 566 WindowManager.LayoutParams lp = getWindow().getAttributes(); 567 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 568 android.os.Handler()) { 569 protected void onReceiveResult(int resultCode, Bundle resultData) { 570 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 571 } 572 }); 573 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 574 } 575 } 576 */ 577 578 private boolean acceptFilter() { 579 final InputMethodManager inputManager = (InputMethodManager) 580 getSystemService(Context.INPUT_METHOD_SERVICE); 581 return !inputManager.isFullscreenMode(); 582 } 583 584 @Override 585 public boolean onKeyDown(int keyCode, KeyEvent event) { 586 final int uniChar = event.getUnicodeChar(); 587 final boolean handled = super.onKeyDown(keyCode, event); 588 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 589 if (!handled && acceptFilter() && isKeyNotWhitespace) { 590 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 591 keyCode, event); 592 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 593 // something usable has been typed - start a search 594 // the typed text will be retrieved and cleared by 595 // showSearchDialog() 596 // If there are multiple keystrokes before the search dialog takes focus, 597 // onSearchRequested() will be called for every keystroke, 598 // but it is idempotent, so it's fine. 599 return onSearchRequested(); 600 } 601 } 602 603 // Eat the long press event so the keyboard doesn't come up. 604 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 605 return true; 606 } 607 608 return handled; 609 } 610 611 private String getTypedText() { 612 return mDefaultKeySsb.toString(); 613 } 614 615 private void clearTypedText() { 616 mDefaultKeySsb.clear(); 617 mDefaultKeySsb.clearSpans(); 618 Selection.setSelection(mDefaultKeySsb, 0); 619 } 620 621 /** 622 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 623 * State 624 */ 625 private static State intToState(int stateOrdinal) { 626 State state = State.WORKSPACE; 627 final State[] stateValues = State.values(); 628 for (int i = 0; i < stateValues.length; i++) { 629 if (stateValues[i].ordinal() == stateOrdinal) { 630 state = stateValues[i]; 631 break; 632 } 633 } 634 return state; 635 } 636 637 /** 638 * Restores the previous state, if it exists. 639 * 640 * @param savedState The previous state. 641 */ 642 private void restoreState(Bundle savedState) { 643 if (savedState == null) { 644 return; 645 } 646 647 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 648 649 if (state == State.APPS_CUSTOMIZE) { 650 showAllApps(false); 651 } 652 653 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 654 if (currentScreen > -1) { 655 mWorkspace.setCurrentPage(currentScreen); 656 } 657 658 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 659 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 660 661 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 662 mPendingAddInfo.container = pendingAddContainer; 663 mPendingAddInfo.screen = pendingAddScreen; 664 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 665 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 666 mRestoring = true; 667 } 668 669 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 670 if (renameFolder) { 671 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 672 mFolderInfo = mModel.getFolderById(this, sFolders, id); 673 mRestoring = true; 674 } 675 676 677 // Restore the AppsCustomize tab 678 if (mAppsCustomizeTabHost != null) { 679 String curTab = savedState.getString("apps_customize_currentTab"); 680 if (curTab != null) { 681 // We set this directly so that there is no delay before the tab is set 682 mAppsCustomizeContent.setContentType( 683 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 684 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 685 } 686 687 // Note: currently we do not restore the page for the AppsCustomize pane because the 688 // change in layout can drastically affect the saved page index 689 } 690 } 691 692 /** 693 * Finds all the views we need and configure them properly. 694 */ 695 private void setupViews() { 696 final DragController dragController = mDragController; 697 698 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 699 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 700 701 // Setup the drag layer 702 mDragLayer.setup(this, dragController); 703 704 // Setup the hotseat 705 mHotseat = (Hotseat) findViewById(R.id.hotseat); 706 if (mHotseat != null) { 707 mHotseat.setup(this); 708 } 709 710 // Setup the workspace 711 mWorkspace.setHapticFeedbackEnabled(false); 712 mWorkspace.setOnLongClickListener(this); 713 mWorkspace.setup(this, dragController); 714 dragController.addDragListener(mWorkspace); 715 716 // Get the search/delete bar 717 mSearchDeleteBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 718 719 // Setup AppsCustomize 720 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 721 findViewById(R.id.apps_customize_pane); 722 mAppsCustomizeContent = (AppsCustomizePagedView) 723 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 724 mAppsCustomizeContent.setup(this, dragController); 725 726 727 728 // Setup the drag controller (drop targets have to be added in reverse order in priority) 729 dragController.setDragScoller(mWorkspace); 730 dragController.setScrollView(mDragLayer); 731 dragController.setMoveTarget(mWorkspace); 732 dragController.addDropTarget(mWorkspace); 733 if (mSearchDeleteBar != null) { 734 mSearchDeleteBar.setup(this, dragController); 735 } 736 } 737 738 739 740 /** 741 * Creates a view representing a shortcut. 742 * 743 * @param info The data structure describing the shortcut. 744 * 745 * @return A View inflated from R.layout.application. 746 */ 747 View createShortcut(ShortcutInfo info) { 748 return createShortcut(R.layout.application, 749 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 750 } 751 752 /** 753 * Creates a view representing a shortcut inflated from the specified resource. 754 * 755 * @param layoutResId The id of the XML layout used to create the shortcut. 756 * @param parent The group the shortcut belongs to. 757 * @param info The data structure describing the shortcut. 758 * 759 * @return A View inflated from layoutResId. 760 */ 761 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 762 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 763 favorite.applyFromShortcutInfo(info, mIconCache); 764 favorite.setOnClickListener(this); 765 return favorite; 766 } 767 768 /** 769 * Add an application shortcut to the workspace. 770 * 771 * @param data The intent describing the application. 772 * @param cellInfo The position on screen where to create the shortcut. 773 */ 774 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 775 final int[] cellXY = mTmpAddItemCellCoordinates; 776 final CellLayout layout = getCellLayout(container, screen); 777 778 // First we check if we already know the exact location where we want to add this item. 779 if (cellX >= 0 && cellY >= 0) { 780 cellXY[0] = cellX; 781 cellXY[1] = cellY; 782 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 783 showOutOfSpaceMessage(); 784 return; 785 } 786 787 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 788 789 if (info != null) { 790 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 791 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 792 info.container = ItemInfo.NO_ID; 793 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 794 isWorkspaceLocked(), cellX, cellY); 795 } else { 796 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 797 } 798 } 799 800 /** 801 * Add a shortcut to the workspace. 802 * 803 * @param data The intent describing the shortcut. 804 * @param cellInfo The position on screen where to create the shortcut. 805 */ 806 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 807 int cellY) { 808 int[] cellXY = mTmpAddItemCellCoordinates; 809 int[] touchXY = mPendingAddInfo.dropPos; 810 CellLayout layout = getCellLayout(container, screen); 811 812 boolean foundCellSpan = false; 813 814 // First we check if we already know the exact location where we want to add this item. 815 if (cellX >= 0 && cellY >= 0) { 816 cellXY[0] = cellX; 817 cellXY[1] = cellY; 818 foundCellSpan = true; 819 } else if (touchXY != null) { 820 // when dragging and dropping, just find the closest free spot 821 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 822 foundCellSpan = (result != null); 823 } else { 824 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 825 } 826 827 if (!foundCellSpan) { 828 showOutOfSpaceMessage(); 829 return; 830 } 831 832 final ShortcutInfo info = mModel.addShortcut( 833 this, data, container, screen, cellXY[0], cellXY[1], false); 834 835 if (!mRestoring) { 836 final View view = createShortcut(info); 837 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 838 isWorkspaceLocked()); 839 } 840 } 841 842 /** 843 * Add a widget to the workspace. 844 * 845 * @param appWidgetId The app widget id 846 * @param cellInfo The position on screen where to create the widget. 847 */ 848 private void completeAddAppWidget(final int appWidgetId, long container, int screen) { 849 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 850 851 // Calculate the grid spans needed to fit this widget 852 CellLayout layout = getCellLayout(container, screen); 853 854 // We want to account for the extra amount of padding that we are adding to the widget 855 // to ensure that it gets the full amount of space that it has requested 856 Resources r = getResources(); 857 int requiredWidth = appWidgetInfo.minWidth + 858 r.getDimensionPixelSize(R.dimen.app_widget_padding_left) + 859 r.getDimensionPixelSize(R.dimen.app_widget_padding_right); 860 int requiredHeight = appWidgetInfo.minHeight + 861 r.getDimensionPixelSize(R.dimen.app_widget_padding_top) + 862 r.getDimensionPixelSize(R.dimen.app_widget_padding_bottom); 863 int[] spanXY = layout.rectToCell(requiredWidth, requiredHeight, null); 864 865 // Try finding open space on Launcher screen 866 // We have saved the position to which the widget was dragged-- this really only matters 867 // if we are placing widgets on a "spring-loaded" screen 868 int[] cellXY = mTmpAddItemCellCoordinates; 869 int[] touchXY = mPendingAddInfo.dropPos; 870 boolean foundCellSpan = false; 871 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 872 cellXY[0] = mPendingAddInfo.cellX; 873 cellXY[1] = mPendingAddInfo.cellY; 874 foundCellSpan = true; 875 } else if (touchXY != null) { 876 // when dragging and dropping, just find the closest free spot 877 int[] result = layout.findNearestVacantArea( 878 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 879 foundCellSpan = (result != null); 880 } else { 881 foundCellSpan = layout.findCellForSpan(cellXY, spanXY[0], spanXY[1]); 882 } 883 884 if (!foundCellSpan) { 885 if (appWidgetId != -1) { 886 // Deleting an app widget ID is a void call but writes to disk before returning 887 // to the caller... 888 new Thread("deleteAppWidgetId") { 889 public void run() { 890 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 891 } 892 }.start(); 893 } 894 showOutOfSpaceMessage(); 895 return; 896 } 897 898 // Build Launcher-specific widget info and save to database 899 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 900 launcherInfo.spanX = spanXY[0]; 901 launcherInfo.spanY = spanXY[1]; 902 903 LauncherModel.addItemToDatabase(this, launcherInfo, 904 container, screen, cellXY[0], cellXY[1], false); 905 906 if (!mRestoring) { 907 // Perform actual inflation because we're live 908 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 909 910 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 911 launcherInfo.hostView.setTag(launcherInfo); 912 913 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 914 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 915 916 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 917 } 918 } 919 920 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 921 @Override 922 public void onReceive(Context context, Intent intent) { 923 final String action = intent.getAction(); 924 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 925 mUserPresent = false; 926 mDragLayer.clearAllResizeFrames(); 927 updateRunning(); 928 929 // Reset AllApps to it's initial state 930 if (mAppsCustomizeContent != null) { 931 mAppsCustomizeContent.reset(); 932 } 933 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 934 mUserPresent = true; 935 updateRunning(); 936 } 937 } 938 }; 939 940 @Override 941 public void onAttachedToWindow() { 942 super.onAttachedToWindow(); 943 944 // Listen for broadcasts related to user-presence 945 final IntentFilter filter = new IntentFilter(); 946 filter.addAction(Intent.ACTION_SCREEN_OFF); 947 filter.addAction(Intent.ACTION_USER_PRESENT); 948 registerReceiver(mReceiver, filter); 949 950 mAttached = true; 951 mVisible = true; 952 } 953 954 @Override 955 public void onDetachedFromWindow() { 956 super.onDetachedFromWindow(); 957 mVisible = false; 958 mDragLayer.clearAllResizeFrames(); 959 960 if (mAttached) { 961 unregisterReceiver(mReceiver); 962 mAttached = false; 963 } 964 updateRunning(); 965 } 966 967 public void onWindowVisibilityChanged(int visibility) { 968 mVisible = visibility == View.VISIBLE; 969 updateRunning(); 970 } 971 972 private void sendAdvanceMessage(long delay) { 973 mHandler.removeMessages(ADVANCE_MSG); 974 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 975 mHandler.sendMessageDelayed(msg, delay); 976 mAutoAdvanceSentTime = System.currentTimeMillis(); 977 } 978 979 private void updateRunning() { 980 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 981 if (autoAdvanceRunning != mAutoAdvanceRunning) { 982 mAutoAdvanceRunning = autoAdvanceRunning; 983 if (autoAdvanceRunning) { 984 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 985 sendAdvanceMessage(delay); 986 } else { 987 if (!mWidgetsToAdvance.isEmpty()) { 988 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 989 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 990 } 991 mHandler.removeMessages(ADVANCE_MSG); 992 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 993 } 994 } 995 } 996 997 private final Handler mHandler = new Handler() { 998 @Override 999 public void handleMessage(Message msg) { 1000 if (msg.what == ADVANCE_MSG) { 1001 int i = 0; 1002 for (View key: mWidgetsToAdvance.keySet()) { 1003 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1004 final int delay = mAdvanceStagger * i; 1005 if (v instanceof Advanceable) { 1006 postDelayed(new Runnable() { 1007 public void run() { 1008 ((Advanceable) v).advance(); 1009 } 1010 }, delay); 1011 } 1012 i++; 1013 } 1014 sendAdvanceMessage(mAdvanceInterval); 1015 } 1016 } 1017 }; 1018 1019 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1020 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1021 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1022 if (v instanceof Advanceable) { 1023 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1024 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1025 updateRunning(); 1026 } 1027 } 1028 1029 void removeWidgetToAutoAdvance(View hostView) { 1030 if (mWidgetsToAdvance.containsKey(hostView)) { 1031 mWidgetsToAdvance.remove(hostView); 1032 updateRunning(); 1033 } 1034 } 1035 1036 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1037 removeWidgetToAutoAdvance(launcherInfo.hostView); 1038 launcherInfo.hostView = null; 1039 } 1040 1041 void showOutOfSpaceMessage() { 1042 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1043 } 1044 1045 public LauncherAppWidgetHost getAppWidgetHost() { 1046 return mAppWidgetHost; 1047 } 1048 1049 public LauncherModel getModel() { 1050 return mModel; 1051 } 1052 1053 void closeSystemDialogs() { 1054 getWindow().closeAllPanels(); 1055 1056 try { 1057 dismissDialog(DIALOG_CREATE_SHORTCUT); 1058 // Unlock the workspace if the dialog was showing 1059 } catch (Exception e) { 1060 // An exception is thrown if the dialog is not visible, which is fine 1061 } 1062 1063 try { 1064 dismissDialog(DIALOG_RENAME_FOLDER); 1065 // Unlock the workspace if the dialog was showing 1066 } catch (Exception e) { 1067 // An exception is thrown if the dialog is not visible, which is fine 1068 } 1069 1070 // Whatever we were doing is hereby canceled. 1071 mWaitingForResult = false; 1072 } 1073 1074 @Override 1075 protected void onNewIntent(Intent intent) { 1076 super.onNewIntent(intent); 1077 1078 // Close the menu 1079 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1080 // also will cancel mWaitingForResult. 1081 closeSystemDialogs(); 1082 1083 closeFolder(); 1084 1085 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1086 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1087 1088 // In all these cases, only animate if we're already on home 1089 mWorkspace.exitWidgetResizeMode(); 1090 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1091 mWorkspace.moveToDefaultScreen(true); 1092 } 1093 exitSpringLoadedDragMode(); 1094 showWorkspace(alreadyOnHome); 1095 1096 final View v = getWindow().peekDecorView(); 1097 if (v != null && v.getWindowToken() != null) { 1098 InputMethodManager imm = (InputMethodManager)getSystemService( 1099 INPUT_METHOD_SERVICE); 1100 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1101 } 1102 1103 // Reset AllApps to its initial state 1104 if (mAppsCustomizeContent != null) { 1105 mAppsCustomizeContent.reset(); 1106 } 1107 } 1108 } 1109 1110 @Override 1111 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1112 // Do not call super here 1113 mSavedInstanceState = savedInstanceState; 1114 } 1115 1116 @Override 1117 protected void onSaveInstanceState(Bundle outState) { 1118 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1119 super.onSaveInstanceState(outState); 1120 1121 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1122 // We close any open folder since it will not be re-opened, and we need to make sure 1123 // this state is reflected. 1124 closeFolder(); 1125 1126 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1127 mWaitingForResult) { 1128 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1129 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1130 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1131 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1132 } 1133 1134 if (mFolderInfo != null && mWaitingForResult) { 1135 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1136 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1137 } 1138 1139 // Save the current AppsCustomize tab 1140 if (mAppsCustomizeTabHost != null) { 1141 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1142 if (currentTabTag != null) { 1143 outState.putString("apps_customize_currentTab", currentTabTag); 1144 } 1145 } 1146 } 1147 1148 @Override 1149 public void onDestroy() { 1150 super.onDestroy(); 1151 1152 // Stop callbacks from LauncherModel 1153 LauncherApplication app = ((LauncherApplication) getApplication()); 1154 mModel.stopLoader(); 1155 app.setLauncher(null); 1156 1157 try { 1158 mAppWidgetHost.stopListening(); 1159 } catch (NullPointerException ex) { 1160 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1161 } 1162 mAppWidgetHost = null; 1163 1164 mWidgetsToAdvance.clear(); 1165 1166 TextKeyListener.getInstance().release(); 1167 1168 1169 unbindWorkspaceAndHotseatItems(); 1170 1171 getContentResolver().unregisterContentObserver(mWidgetObserver); 1172 unregisterReceiver(mCloseSystemDialogsReceiver); 1173 1174 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1175 mWorkspace.removeAllViews(); 1176 mWorkspace = null; 1177 mDragController = null; 1178 1179 ValueAnimator.clearAllAnimations(); 1180 } 1181 1182 public DragController getDragController() { 1183 return mDragController; 1184 } 1185 1186 @Override 1187 public void startActivityForResult(Intent intent, int requestCode) { 1188 if (requestCode >= 0) mWaitingForResult = true; 1189 super.startActivityForResult(intent, requestCode); 1190 } 1191 1192 @Override 1193 public void startSearch(String initialQuery, boolean selectInitialQuery, 1194 Bundle appSearchData, boolean globalSearch) { 1195 1196 showWorkspace(true); 1197 1198 if (initialQuery == null) { 1199 // Use any text typed in the launcher as the initial query 1200 initialQuery = getTypedText(); 1201 clearTypedText(); 1202 } 1203 if (appSearchData == null) { 1204 appSearchData = new Bundle(); 1205 appSearchData.putString(Search.SOURCE, "launcher-search"); 1206 } 1207 1208 final SearchManager searchManager = 1209 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1210 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1211 appSearchData, globalSearch); 1212 } 1213 1214 @Override 1215 public boolean onCreateOptionsMenu(Menu menu) { 1216 if (isWorkspaceLocked()) { 1217 return false; 1218 } 1219 1220 super.onCreateOptionsMenu(menu); 1221 1222 menu.add(MENU_GROUP_ADD, MENU_ADD, 0, R.string.menu_add) 1223 .setIcon(android.R.drawable.ic_menu_add) 1224 .setAlphabeticShortcut('A'); 1225 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1226 .setIcon(android.R.drawable.ic_menu_manage) 1227 .setAlphabeticShortcut('M'); 1228 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1229 .setIcon(android.R.drawable.ic_menu_gallery) 1230 .setAlphabeticShortcut('W'); 1231 menu.add(0, MENU_SEARCH, 0, R.string.menu_search) 1232 .setIcon(android.R.drawable.ic_search_category_default) 1233 .setAlphabeticShortcut(SearchManager.MENU_KEY); 1234 menu.add(0, MENU_NOTIFICATIONS, 0, R.string.menu_notifications) 1235 .setIcon(com.android.internal.R.drawable.ic_menu_notifications) 1236 .setAlphabeticShortcut('N'); 1237 1238 final Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1239 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1240 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1241 1242 menu.add(0, MENU_SETTINGS, 0, R.string.menu_settings) 1243 .setIcon(android.R.drawable.ic_menu_preferences).setAlphabeticShortcut('P') 1244 .setIntent(settings); 1245 1246 return true; 1247 } 1248 1249 @Override 1250 public boolean onPrepareOptionsMenu(Menu menu) { 1251 super.onPrepareOptionsMenu(menu); 1252 1253 // TODO-APPS_CUSTOMIZE: Remove this for the phone UI at some point, along with all the menu 1254 // related code? 1255 if (mAppsCustomizeContent != null && mAppsCustomizeContent.isAnimating()) return false; 1256 1257 return true; 1258 } 1259 1260 @Override 1261 public boolean onOptionsItemSelected(MenuItem item) { 1262 switch (item.getItemId()) { 1263 case MENU_ADD: 1264 addItems(); 1265 return true; 1266 case MENU_MANAGE_APPS: 1267 manageApps(); 1268 return true; 1269 case MENU_WALLPAPER_SETTINGS: 1270 startWallpaper(); 1271 return true; 1272 case MENU_SEARCH: 1273 onSearchRequested(); 1274 return true; 1275 case MENU_NOTIFICATIONS: 1276 showNotifications(); 1277 return true; 1278 } 1279 1280 return super.onOptionsItemSelected(item); 1281 } 1282 1283 /** 1284 * Indicates that we want global search for this activity by setting the globalSearch 1285 * argument for {@link #startSearch} to true. 1286 */ 1287 1288 @Override 1289 public boolean onSearchRequested() { 1290 startSearch(null, false, null, true); 1291 return true; 1292 } 1293 1294 public boolean isWorkspaceLocked() { 1295 return mWorkspaceLoading || mWaitingForResult; 1296 } 1297 1298 private void addItems() { 1299 showWorkspace(true); 1300 showAddDialog(); 1301 } 1302 1303 private void resetAddInfo() { 1304 mPendingAddInfo.container = ItemInfo.NO_ID; 1305 mPendingAddInfo.screen = -1; 1306 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1307 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1308 mPendingAddInfo.dropPos = null; 1309 } 1310 1311 private void manageApps() { 1312 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1313 } 1314 1315 void addAppWidgetFromPick(Intent data) { 1316 // TODO: catch bad widget exception when sent 1317 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1318 // TODO: Is this log message meaningful? 1319 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1320 addAppWidgetImpl(appWidgetId, null); 1321 } 1322 1323 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1324 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1325 1326 if (appWidget.configure != null) { 1327 // Launch over to configure widget, if needed 1328 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1329 intent.setComponent(appWidget.configure); 1330 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1331 if (info != null) { 1332 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1333 intent.putExtra( 1334 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1335 info.mimeType); 1336 1337 final String mimeType = info.mimeType; 1338 final ClipData clipData = (ClipData) info.configurationData; 1339 final ClipDescription clipDesc = clipData.getDescription(); 1340 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1341 if (clipDesc.getMimeType(i).equals(mimeType)) { 1342 final ClipData.Item item = clipData.getItemAt(i); 1343 final CharSequence stringData = item.getText(); 1344 final Uri uriData = item.getUri(); 1345 final Intent intentData = item.getIntent(); 1346 final String key = 1347 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1348 if (uriData != null) { 1349 intent.putExtra(key, uriData); 1350 } else if (intentData != null) { 1351 intent.putExtra(key, intentData); 1352 } else if (stringData != null) { 1353 intent.putExtra(key, stringData); 1354 } 1355 break; 1356 } 1357 } 1358 } 1359 } 1360 1361 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1362 } else { 1363 // Otherwise just add it 1364 completeAddAppWidget(appWidgetId, info.container, info.screen); 1365 1366 // Exit spring loaded mode if necessary after adding the widget 1367 exitSpringLoadedDragModeDelayed(false); 1368 } 1369 } 1370 1371 /** 1372 * Process a shortcut drop. 1373 * 1374 * @param componentName The name of the component 1375 * @param screen The screen where it should be added 1376 * @param cell The cell it should be added to, optional 1377 * @param position The location on the screen where it was dropped, optional 1378 */ 1379 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1380 int[] cell, int[] loc) { 1381 resetAddInfo(); 1382 mPendingAddInfo.container = container; 1383 mPendingAddInfo.screen = screen; 1384 mPendingAddInfo.dropPos = loc; 1385 1386 if (cell != null) { 1387 mPendingAddInfo.cellX = cell[0]; 1388 mPendingAddInfo.cellY = cell[1]; 1389 } 1390 1391 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1392 createShortcutIntent.setComponent(componentName); 1393 processShortcut(createShortcutIntent); 1394 } 1395 1396 /** 1397 * Process a widget drop. 1398 * 1399 * @param info The PendingAppWidgetInfo of the widget being added. 1400 * @param screen The screen where it should be added 1401 * @param cell The cell it should be added to, optional 1402 * @param position The location on the screen where it was dropped, optional 1403 */ 1404 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1405 int[] cell, int[] loc) { 1406 resetAddInfo(); 1407 mPendingAddInfo.container = info.container = container; 1408 mPendingAddInfo.screen = info.screen = screen; 1409 mPendingAddInfo.dropPos = loc; 1410 if (cell != null) { 1411 mPendingAddInfo.cellX = cell[0]; 1412 mPendingAddInfo.cellY = cell[1]; 1413 } 1414 1415 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1416 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1417 addAppWidgetImpl(appWidgetId, info); 1418 } 1419 1420 void processShortcut(Intent intent) { 1421 // Handle case where user selected "Applications" 1422 String applicationName = getResources().getString(R.string.group_applications); 1423 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1424 1425 if (applicationName != null && applicationName.equals(shortcutName)) { 1426 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1427 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1428 1429 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1430 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1431 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1432 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1433 } else { 1434 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1435 } 1436 } 1437 1438 void processWallpaper(Intent intent) { 1439 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1440 } 1441 1442 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1443 int cellY) { 1444 final FolderInfo folderInfo = new FolderInfo(); 1445 folderInfo.title = getText(R.string.folder_name); 1446 1447 // Update the model 1448 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1449 false); 1450 sFolders.put(folderInfo.id, folderInfo); 1451 1452 // Create the view 1453 FolderIcon newFolder = 1454 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1455 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1456 isWorkspaceLocked()); 1457 return newFolder; 1458 } 1459 1460 void removeFolder(FolderInfo folder) { 1461 sFolders.remove(folder.id); 1462 } 1463 1464 private void showNotifications() { 1465 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1466 if (statusBar != null) { 1467 statusBar.expand(); 1468 } 1469 } 1470 1471 private void startWallpaper() { 1472 showWorkspace(true); 1473 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1474 Intent chooser = Intent.createChooser(pickWallpaper, 1475 getText(R.string.chooser_wallpaper)); 1476 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1477 // Removed in Eclair MR1 1478// WallpaperManager wm = (WallpaperManager) 1479// getSystemService(Context.WALLPAPER_SERVICE); 1480// WallpaperInfo wi = wm.getWallpaperInfo(); 1481// if (wi != null && wi.getSettingsActivity() != null) { 1482// LabeledIntent li = new LabeledIntent(getPackageName(), 1483// R.string.configure_wallpaper, 0); 1484// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1485// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1486// } 1487 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1488 } 1489 1490 /** 1491 * Registers various content observers. The current implementation registers 1492 * only a favorites observer to keep track of the favorites applications. 1493 */ 1494 private void registerContentObservers() { 1495 ContentResolver resolver = getContentResolver(); 1496 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1497 true, mWidgetObserver); 1498 } 1499 1500 @Override 1501 public boolean dispatchKeyEvent(KeyEvent event) { 1502 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1503 switch (event.getKeyCode()) { 1504 case KeyEvent.KEYCODE_HOME: 1505 return true; 1506 case KeyEvent.KEYCODE_VOLUME_DOWN: 1507 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1508 dumpState(); 1509 return true; 1510 } 1511 break; 1512 } 1513 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1514 switch (event.getKeyCode()) { 1515 case KeyEvent.KEYCODE_HOME: 1516 return true; 1517 } 1518 } 1519 1520 return super.dispatchKeyEvent(event); 1521 } 1522 1523 @Override 1524 public void onBackPressed() { 1525 if (mState == State.APPS_CUSTOMIZE) { 1526 showWorkspace(true); 1527 } else if (mWorkspace.getOpenFolder() != null) { 1528 Folder openFolder = mWorkspace.getOpenFolder(); 1529 if (openFolder.isEditingName()) { 1530 openFolder.dismissEditingName(); 1531 } else { 1532 closeFolder(); 1533 } 1534 } else { 1535 mWorkspace.exitWidgetResizeMode(); 1536 1537 // Back button is a no-op here, but give at least some feedback for the button press 1538 mWorkspace.showOutlinesTemporarily(); 1539 } 1540 } 1541 1542 public void closeFolder() { 1543 Folder folder = mWorkspace.getOpenFolder(); 1544 if (folder != null) { 1545 closeFolder(folder); 1546 } 1547 } 1548 1549 void closeFolder(Folder folder) { 1550 folder.getInfo().opened = false; 1551 1552 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1553 if (parent != null) { 1554 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 1555 shrinkAndFadeInFolderIcon(fi); 1556 mDragController.removeDropTarget((DropTarget)folder); 1557 } 1558 folder.animateClosed(); 1559 } 1560 1561 /** 1562 * Re-listen when widgets are reset. 1563 */ 1564 private void onAppWidgetReset() { 1565 if (mAppWidgetHost != null) { 1566 mAppWidgetHost.startListening(); 1567 } 1568 } 1569 1570 /** 1571 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1572 * leak the previous Home screen on orientation change. 1573 */ 1574 private void unbindWorkspaceAndHotseatItems() { 1575 LauncherModel.unbindWorkspaceItems(); 1576 } 1577 1578 /** 1579 * Launches the intent referred by the clicked shortcut. 1580 * 1581 * @param v The view representing the clicked shortcut. 1582 */ 1583 public void onClick(View v) { 1584 // Make sure that rogue clicks don't get through while allapps is launching 1585 if (mWorkspace.isSwitchingState()) return; 1586 1587 Object tag = v.getTag(); 1588 if (tag instanceof ShortcutInfo) { 1589 // Open shortcut 1590 final Intent intent = ((ShortcutInfo) tag).intent; 1591 int[] pos = new int[2]; 1592 v.getLocationOnScreen(pos); 1593 intent.setSourceBounds(new Rect(pos[0], pos[1], 1594 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1595 boolean success = startActivitySafely(intent, tag); 1596 1597 if (success && v instanceof BubbleTextView) { 1598 mWaitingForResume = (BubbleTextView) v; 1599 mWaitingForResume.setStayPressed(true); 1600 } 1601 } else if (tag instanceof FolderInfo) { 1602 if (v instanceof FolderIcon) { 1603 FolderIcon fi = (FolderIcon) v; 1604 handleFolderClick(fi); 1605 } 1606 } else if (v == mAllAppsButton) { 1607 if (mState == State.APPS_CUSTOMIZE) { 1608 showWorkspace(true); 1609 } else { 1610 showAllApps(true); 1611 } 1612 } 1613 } 1614 1615 public boolean onTouch(View v, MotionEvent event) { 1616 // this is an intercepted event being forwarded from mWorkspace; 1617 // clicking anywhere on the workspace causes the customization drawer to slide down 1618 showWorkspace(true); 1619 return false; 1620 } 1621 1622 /** 1623 * Event handler for the search button 1624 * 1625 * @param v The view that was clicked. 1626 */ 1627 public void onClickSearchButton(View v) { 1628 startSearch(null, false, null, true); 1629 // Use a custom animation for launching search 1630 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1631 } 1632 1633 /** 1634 * Event handler for the voice button 1635 * 1636 * @param v The view that was clicked. 1637 */ 1638 public void onClickVoiceButton(View v) { 1639 startVoiceSearch(); 1640 } 1641 1642 private void startVoiceSearch() { 1643 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1644 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1645 startActivity(intent); 1646 } 1647 1648 /** 1649 * Event handler for the "gear" button that appears on the home screen, which 1650 * enters home screen customization mode. 1651 * 1652 * @param v The view that was clicked. 1653 */ 1654 public void onClickConfigureButton(View v) { 1655 addItems(); 1656 } 1657 1658 /** 1659 * Event handler for the "grid" button that appears on the home screen, which 1660 * enters all apps mode. 1661 * 1662 * @param v The view that was clicked. 1663 */ 1664 public void onClickAllAppsButton(View v) { 1665 showAllApps(true); 1666 } 1667 1668 public void onClickAppMarketButton(View v) { 1669 if (mAppMarketIntent != null) { 1670 startActivitySafely(mAppMarketIntent, "app market"); 1671 } 1672 } 1673 1674 void startApplicationDetailsActivity(ComponentName componentName) { 1675 String packageName = componentName.getPackageName(); 1676 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1677 Uri.fromParts("package", packageName, null)); 1678 startActivity(intent); 1679 } 1680 1681 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1682 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1683 // System applications cannot be installed. For now, show a toast explaining that. 1684 // We may give them the option of disabling apps this way. 1685 int messageId = R.string.uninstall_system_app_text; 1686 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1687 } else { 1688 String packageName = appInfo.componentName.getPackageName(); 1689 String className = appInfo.componentName.getClassName(); 1690 Intent intent = new Intent( 1691 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1692 startActivity(intent); 1693 } 1694 } 1695 1696 boolean startActivitySafely(Intent intent, Object tag) { 1697 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1698 try { 1699 startActivity(intent); 1700 return true; 1701 } catch (ActivityNotFoundException e) { 1702 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1703 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1704 } catch (SecurityException e) { 1705 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1706 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1707 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1708 "or use the exported attribute for this activity. " 1709 + "tag="+ tag + " intent=" + intent, e); 1710 } 1711 return false; 1712 } 1713 1714 void startActivityForResultSafely(Intent intent, int requestCode) { 1715 try { 1716 startActivityForResult(intent, requestCode); 1717 } catch (ActivityNotFoundException e) { 1718 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1719 } catch (SecurityException e) { 1720 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1721 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1722 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1723 "or use the exported attribute for this activity.", e); 1724 } 1725 } 1726 1727 private void handleFolderClick(FolderIcon folderIcon) { 1728 final FolderInfo info = folderIcon.mInfo; 1729 if (!info.opened) { 1730 // Close any open folder 1731 closeFolder(); 1732 // Open the requested folder 1733 openFolder(folderIcon); 1734 } else { 1735 // Find the open folder... 1736 Folder openFolder = mWorkspace.getFolderForTag(info); 1737 int folderScreen; 1738 if (openFolder != null) { 1739 folderScreen = mWorkspace.getPageForView(openFolder); 1740 // .. and close it 1741 closeFolder(openFolder); 1742 if (folderScreen != mWorkspace.getCurrentPage()) { 1743 // Close any folder open on the current screen 1744 closeFolder(); 1745 // Pull the folder onto this screen 1746 openFolder(folderIcon); 1747 } 1748 } 1749 } 1750 } 1751 1752 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1753 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1754 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1755 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1756 1757 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1758 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1759 oa.start(); 1760 } 1761 1762 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1763 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1764 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1765 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1766 1767 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1768 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1769 oa.start(); 1770 } 1771 1772 /** 1773 * Opens the user folder described by the specified tag. The opening of the folder 1774 * is animated relative to the specified View. If the View is null, no animation 1775 * is played. 1776 * 1777 * @param folderInfo The FolderInfo describing the folder to open. 1778 */ 1779 public void openFolder(FolderIcon folderIcon) { 1780 Folder folder = folderIcon.mFolder; 1781 FolderInfo info = folder.mInfo; 1782 1783 growAndFadeOutFolderIcon(folderIcon); 1784 info.opened = true; 1785 1786 mDragLayer.addView(folder); 1787 mDragController.addDropTarget((DropTarget) folder); 1788 1789 folder.animateOpen(); 1790 folder.onOpen(); 1791 } 1792 1793 public boolean onLongClick(View v) { 1794 if (mState != State.WORKSPACE) { 1795 return false; 1796 } 1797 1798 if (isWorkspaceLocked()) { 1799 return false; 1800 } 1801 1802 if (!(v instanceof CellLayout)) { 1803 v = (View) v.getParent().getParent(); 1804 } 1805 1806 resetAddInfo(); 1807 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 1808 // This happens when long clicking an item with the dpad/trackball 1809 if (longClickCellInfo == null) { 1810 return true; 1811 } 1812 1813 // The hotseat touch handling does not go through Workspace, and we always allow long press 1814 // on hotseat items. 1815 final View itemUnderLongClick = longClickCellInfo.cell; 1816 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 1817 if (allowLongPress && !mDragController.isDragging()) { 1818 if (itemUnderLongClick == null) { 1819 // User long pressed on empty space 1820 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 1821 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 1822 addItems(); 1823 } else { 1824 if (!(itemUnderLongClick instanceof Folder)) { 1825 // User long pressed on an item 1826 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 1827 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 1828 mWorkspace.startDrag(longClickCellInfo); 1829 } 1830 } 1831 } 1832 return true; 1833 } 1834 1835 boolean isHotseatLayout(View layout) { 1836 return mHotseat != null && layout != null && 1837 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 1838 } 1839 Hotseat getHotseat() { 1840 return mHotseat; 1841 } 1842 1843 /** 1844 * Returns the CellLayout of the specified container at the specified screen. 1845 */ 1846 CellLayout getCellLayout(long container, int screen) { 1847 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1848 if (mHotseat != null) { 1849 return mHotseat.getLayout(); 1850 } else { 1851 return null; 1852 } 1853 } else { 1854 return (CellLayout) mWorkspace.getChildAt(screen); 1855 } 1856 } 1857 1858 Workspace getWorkspace() { 1859 return mWorkspace; 1860 } 1861 1862 @Override 1863 protected Dialog onCreateDialog(int id) { 1864 switch (id) { 1865 case DIALOG_CREATE_SHORTCUT: 1866 return new CreateShortcut().createDialog(); 1867 case DIALOG_RENAME_FOLDER: 1868 return new RenameFolder().createDialog(); 1869 } 1870 1871 return super.onCreateDialog(id); 1872 } 1873 1874 @Override 1875 protected void onPrepareDialog(int id, Dialog dialog) { 1876 switch (id) { 1877 case DIALOG_CREATE_SHORTCUT: 1878 break; 1879 case DIALOG_RENAME_FOLDER: 1880 if (mFolderInfo != null) { 1881 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 1882 final CharSequence text = mFolderInfo.title; 1883 input.setText(text); 1884 input.setSelection(0, text.length()); 1885 } 1886 break; 1887 } 1888 } 1889 1890 void showRenameDialog(FolderInfo info) { 1891 mFolderInfo = info; 1892 mWaitingForResult = true; 1893 showDialog(DIALOG_RENAME_FOLDER); 1894 } 1895 1896 private void showAddDialog() { 1897 resetAddInfo(); 1898 mPendingAddInfo.container = LauncherSettings.Favorites.CONTAINER_DESKTOP; 1899 mPendingAddInfo.screen = mWorkspace.getCurrentPage(); 1900 mWaitingForResult = true; 1901 showDialog(DIALOG_CREATE_SHORTCUT); 1902 } 1903 1904 private void pickShortcut() { 1905 // Insert extra item to handle picking application 1906 Bundle bundle = new Bundle(); 1907 1908 ArrayList<String> shortcutNames = new ArrayList<String>(); 1909 shortcutNames.add(getString(R.string.group_applications)); 1910 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 1911 1912 ArrayList<ShortcutIconResource> shortcutIcons = new ArrayList<ShortcutIconResource>(); 1913 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 1914 R.drawable.ic_launcher_application)); 1915 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 1916 1917 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1918 pickIntent.putExtra(Intent.EXTRA_INTENT, new Intent(Intent.ACTION_CREATE_SHORTCUT)); 1919 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_shortcut)); 1920 pickIntent.putExtras(bundle); 1921 1922 startActivityForResult(pickIntent, REQUEST_PICK_SHORTCUT); 1923 } 1924 1925 private class RenameFolder { 1926 private EditText mInput; 1927 1928 Dialog createDialog() { 1929 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 1930 mInput = (EditText) layout.findViewById(R.id.folder_name); 1931 1932 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 1933 builder.setIcon(0); 1934 builder.setTitle(getString(R.string.rename_folder_title)); 1935 builder.setCancelable(true); 1936 builder.setOnCancelListener(new Dialog.OnCancelListener() { 1937 public void onCancel(DialogInterface dialog) { 1938 cleanup(); 1939 } 1940 }); 1941 builder.setNegativeButton(getString(R.string.cancel_action), 1942 new Dialog.OnClickListener() { 1943 public void onClick(DialogInterface dialog, int which) { 1944 cleanup(); 1945 } 1946 } 1947 ); 1948 builder.setPositiveButton(getString(R.string.rename_action), 1949 new Dialog.OnClickListener() { 1950 public void onClick(DialogInterface dialog, int which) { 1951 changeFolderName(); 1952 } 1953 } 1954 ); 1955 builder.setView(layout); 1956 1957 final AlertDialog dialog = builder.create(); 1958 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 1959 public void onShow(DialogInterface dialog) { 1960 mWaitingForResult = true; 1961 mInput.requestFocus(); 1962 InputMethodManager inputManager = (InputMethodManager) 1963 getSystemService(Context.INPUT_METHOD_SERVICE); 1964 inputManager.showSoftInput(mInput, 0); 1965 } 1966 }); 1967 1968 return dialog; 1969 } 1970 1971 private void changeFolderName() { 1972 final String name = mInput.getText().toString(); 1973 if (!TextUtils.isEmpty(name)) { 1974 // Make sure we have the right folder info 1975 mFolderInfo = sFolders.get(mFolderInfo.id); 1976 mFolderInfo.title = name; 1977 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 1978 1979 if (mWorkspaceLoading) { 1980 lockAllApps(); 1981 mModel.startLoader(Launcher.this, false); 1982 } else { 1983 final FolderIcon folderIcon = (FolderIcon) 1984 mWorkspace.getViewForTag(mFolderInfo); 1985 if (folderIcon != null) { 1986 // TODO: At some point we'll probably want some version of setting 1987 // the text for a folder icon. 1988 //folderIcon.setText(name); 1989 getWorkspace().requestLayout(); 1990 } else { 1991 lockAllApps(); 1992 mWorkspaceLoading = true; 1993 mModel.startLoader(Launcher.this, false); 1994 } 1995 } 1996 } 1997 cleanup(); 1998 } 1999 2000 private void cleanup() { 2001 dismissDialog(DIALOG_RENAME_FOLDER); 2002 mWaitingForResult = false; 2003 mFolderInfo = null; 2004 } 2005 } 2006 2007 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2008 public boolean isAllAppsVisible() { 2009 return (mState == State.APPS_CUSTOMIZE); 2010 } 2011 2012 // AllAppsView.Watcher 2013 public void zoomed(float zoom) { 2014 if (zoom == 1.0f) { 2015 mWorkspace.setVisibility(View.GONE); 2016 } 2017 } 2018 2019 /** 2020 * Helper method for the cameraZoomIn/cameraZoomOut animations 2021 * @param view The view being animated 2022 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2023 * @param scaleFactor The scale factor used for the zoom 2024 */ 2025 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2026 final int height = view.getHeight(); 2027 2028 view.setPivotX(view.getWidth() / 2.0f); 2029 // Set pivotY so that at the starting zoom factor, the view is partially 2030 // visible. Modifying initialHeightFactor changes how much of the view is 2031 // initially showing, and hence the perceived angle from which the view enters. 2032 if (state == State.APPS_CUSTOMIZE) { 2033 final float initialHeightFactor = 0.175f; 2034 view.setPivotY((1 - initialHeightFactor) * height); 2035 } else { 2036 final float initialHeightFactor = 0.2f; 2037 view.setPivotY(-initialHeightFactor * height); 2038 } 2039 } 2040 2041 /** 2042 * Zoom the camera out from the workspace to reveal 'toView'. 2043 * Assumes that the view to show is anchored at either the very top or very bottom 2044 * of the screen. 2045 * @param toState The state to zoom out to. Must be APPS_CUSTOMIZE. 2046 */ 2047 private void cameraZoomOut(State toState, boolean animated, final boolean springLoaded) { 2048 final Resources res = getResources(); 2049 2050 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2051 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2052 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2053 final View toView = mAppsCustomizeTabHost; 2054 2055 setPivotsForZoom(toView, toState, scale); 2056 2057 // Shrink workspaces away if going to AppsCustomize from workspace 2058 mWorkspace.shrink(Workspace.State.SMALL, animated); 2059 2060 if (animated) { 2061 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2062 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2063 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2064 public void onAnimationUpdate(float a, float b) { 2065 ((View) toView.getParent()).fastInvalidate(); 2066 toView.setFastScaleX(a * scale + b * 1f); 2067 toView.setFastScaleY(a * scale + b * 1f); 2068 } 2069 }); 2070 2071 toView.setVisibility(View.VISIBLE); 2072 toView.setFastAlpha(0f); 2073 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2074 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2075 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2076 public void onAnimationUpdate(float a, float b) { 2077 // don't need to invalidate because we do so above 2078 toView.setFastAlpha(a * 0f + b * 1f); 2079 } 2080 }); 2081 alphaAnim.start(); 2082 2083 if (toView instanceof LauncherTransitionable) { 2084 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim, false); 2085 } 2086 scaleAnim.addListener(new AnimatorListenerAdapter() { 2087 @Override 2088 public void onAnimationStart(Animator animation) { 2089 // Prepare the position 2090 toView.setTranslationX(0.0f); 2091 toView.setTranslationY(0.0f); 2092 toView.setVisibility(View.VISIBLE); 2093 toView.bringToFront(); 2094 } 2095 @Override 2096 public void onAnimationEnd(Animator animation) { 2097 // If we don't set the final scale values here, if this animation is cancelled 2098 // it will have the wrong scale value and subsequent cameraPan animations will 2099 // not fix that 2100 toView.setScaleX(1.0f); 2101 toView.setScaleY(1.0f); 2102 if (toView instanceof LauncherTransitionable) { 2103 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim, false); 2104 } 2105 2106 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2107 // Hide the workspace scrollbar 2108 mWorkspace.hideScrollingIndicator(true); 2109 mWorkspace.hideDockDivider(true); 2110 } 2111 } 2112 }); 2113 2114 // toView should appear right at the end of the workspace shrink animation 2115 final int startDelay = 0; 2116 2117 if (mStateAnimation != null) mStateAnimation.cancel(); 2118 mStateAnimation = new AnimatorSet(); 2119 mStateAnimation.play(scaleAnim).after(startDelay); 2120 mStateAnimation.start(); 2121 } else { 2122 toView.setTranslationX(0.0f); 2123 toView.setTranslationY(0.0f); 2124 toView.setScaleX(1.0f); 2125 toView.setScaleY(1.0f); 2126 toView.setVisibility(View.VISIBLE); 2127 toView.bringToFront(); 2128 if (toView instanceof LauncherTransitionable) { 2129 ((LauncherTransitionable) toView).onLauncherTransitionStart(null, false); 2130 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null, false); 2131 2132 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2133 // Hide the workspace scrollbar 2134 mWorkspace.hideScrollingIndicator(true); 2135 mWorkspace.hideDockDivider(true); 2136 } 2137 } 2138 } 2139 } 2140 2141 /** 2142 * Zoom the camera back into the workspace, hiding 'fromView'. 2143 * This is the opposite of cameraZoomOut. 2144 * @param fromState The current state (must be APPS_CUSTOMIZE). 2145 * @param animated If true, the transition will be animated. 2146 */ 2147 private void cameraZoomIn(State fromState, boolean animated, final boolean springLoaded) { 2148 Resources res = getResources(); 2149 2150 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2151 final float scaleFactor = (float) 2152 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2153 final View fromView = mAppsCustomizeTabHost; 2154 2155 setPivotsForZoom(fromView, fromState, scaleFactor); 2156 2157 if (!springLoaded) { 2158 mWorkspace.unshrink(animated); 2159 } 2160 if (animated) { 2161 if (mStateAnimation != null) mStateAnimation.cancel(); 2162 mStateAnimation = new AnimatorSet(); 2163 2164 final float oldScaleX = fromView.getScaleX(); 2165 final float oldScaleY = fromView.getScaleY(); 2166 2167 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2168 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2169 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2170 public void onAnimationUpdate(float a, float b) { 2171 ((View)fromView.getParent()).fastInvalidate(); 2172 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2173 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2174 } 2175 }); 2176 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2177 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2178 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2179 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2180 public void onAnimationUpdate(float a, float b) { 2181 // don't need to invalidate because we do so above 2182 fromView.setFastAlpha(a * 1f + b * 0f); 2183 } 2184 }); 2185 if (fromView instanceof LauncherTransitionable) { 2186 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim, true); 2187 } 2188 alphaAnim.addListener(new AnimatorListenerAdapter() { 2189 @Override 2190 public void onAnimationStart(android.animation.Animator animation) { 2191 if (!springLoaded) { 2192 mWorkspace.showDockDivider(false); 2193 } 2194 } 2195 @Override 2196 public void onAnimationEnd(Animator animation) { 2197 fromView.setVisibility(View.GONE); 2198 if (fromView instanceof LauncherTransitionable) { 2199 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim,true); 2200 } 2201 mWorkspace.flashScrollingIndicator(); 2202 } 2203 }); 2204 2205 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2206 mStateAnimation.start(); 2207 } else { 2208 fromView.setVisibility(View.GONE); 2209 if (fromView instanceof LauncherTransitionable) { 2210 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null, true); 2211 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null, true); 2212 2213 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2214 // Flash the workspace scrollbar 2215 mWorkspace.showDockDivider(true); 2216 mWorkspace.flashScrollingIndicator(); 2217 } 2218 } 2219 } 2220 } 2221 2222 void showWorkspace(boolean animated) { 2223 showWorkspace(animated, null); 2224 } 2225 2226 void showWorkspace(boolean animated, CellLayout layout) { 2227 if (layout != null) { 2228 // always animated, but that's ok since we never specify a layout and 2229 // want no animation 2230 mWorkspace.unshrink(layout); 2231 } else { 2232 mWorkspace.unshrink(animated); 2233 } 2234 if (mState == State.APPS_CUSTOMIZE) { 2235 closeAllApps(animated); 2236 } 2237 2238 // Change the state *after* we've called all the transition code 2239 mState = State.WORKSPACE; 2240 2241 // Resume the auto-advance of widgets 2242 mUserPresent = true; 2243 updateRunning(); 2244 2245 // send an accessibility event to announce the context change 2246 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2247 } 2248 2249 void enterSpringLoadedDragMode(CellLayout layout) { 2250 if (mState == State.APPS_CUSTOMIZE) { 2251 mWorkspace.enterSpringLoadedDragMode(layout); 2252 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2253 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2254 } 2255 // Otherwise, we are not in spring loaded mode, so don't do anything. 2256 } 2257 void exitSpringLoadedDragModeDelayed(boolean extendedDelay) { 2258 mWorkspace.postDelayed(new Runnable() { 2259 @Override 2260 public void run() { 2261 exitSpringLoadedDragMode(); 2262 } 2263 }, (extendedDelay ? 2264 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2265 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2266 } 2267 void exitSpringLoadedDragMode() { 2268 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2269 mWorkspace.exitSpringLoadedDragMode(Workspace.State.SMALL); 2270 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2271 mState = State.APPS_CUSTOMIZE; 2272 } 2273 // Otherwise, we are not in spring loaded mode, so don't do anything. 2274 } 2275 2276 public boolean isAllAppsCustomizeOpen() { 2277 return mState == State.APPS_CUSTOMIZE; 2278 } 2279 2280 /** 2281 * Shows the hotseat area. 2282 */ 2283 void showHotseat(boolean animated) { 2284 if (!LauncherApplication.isScreenLarge()) { 2285 if (animated) { 2286 int duration = mSearchDeleteBar.getTransitionInDuration(); 2287 mHotseat.animate().alpha(1f).setDuration(duration); 2288 } else { 2289 mHotseat.setAlpha(1f); 2290 } 2291 } 2292 } 2293 2294 /** 2295 * Hides the hotseat area. 2296 */ 2297 void hideHotseat(boolean animated) { 2298 if (!LauncherApplication.isScreenLarge()) { 2299 if (animated) { 2300 int duration = mSearchDeleteBar.getTransitionOutDuration(); 2301 mHotseat.animate().alpha(0f).setDuration(duration); 2302 } else { 2303 mHotseat.setAlpha(0f); 2304 } 2305 } 2306 } 2307 2308 void showAllApps(boolean animated) { 2309 if (mState != State.WORKSPACE) return; 2310 2311 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2312 mAppsCustomizeTabHost.requestFocus(); 2313 2314 // Hide the search bar and hotseat 2315 mSearchDeleteBar.hideSearchBar(animated); 2316 hideHotseat(animated); 2317 2318 // Change the state *after* we've called all the transition code 2319 mState = State.APPS_CUSTOMIZE; 2320 2321 // Pause the auto-advance of widgets until we are out of AllApps 2322 mUserPresent = false; 2323 updateRunning(); 2324 closeFolder(); 2325 2326 // Send an accessibility event to announce the context change 2327 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2328 } 2329 2330 /** 2331 * Things to test when changing this code. 2332 * - Home from workspace 2333 * - from center screen 2334 * - from other screens 2335 * - Home from all apps 2336 * - from center screen 2337 * - from other screens 2338 * - Back from all apps 2339 * - from center screen 2340 * - from other screens 2341 * - Launch app from workspace and quit 2342 * - with back 2343 * - with home 2344 * - Launch app from all apps and quit 2345 * - with back 2346 * - with home 2347 * - Go to a screen that's not the default, then all 2348 * apps, and launch and app, and go back 2349 * - with back 2350 * -with home 2351 * - On workspace, long press power and go back 2352 * - with back 2353 * - with home 2354 * - On all apps, long press power and go back 2355 * - with back 2356 * - with home 2357 * - On workspace, power off 2358 * - On all apps, power off 2359 * - Launch an app and turn off the screen while in that app 2360 * - Go back with home key 2361 * - Go back with back key TODO: make this not go to workspace 2362 * - From all apps 2363 * - From workspace 2364 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2365 * - From all apps 2366 * - From the center workspace 2367 * - From another workspace 2368 */ 2369 void closeAllApps(boolean animated) { 2370 if (mState == State.APPS_CUSTOMIZE || mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2371 mWorkspace.setVisibility(View.VISIBLE); 2372 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 2373 2374 // Show the search bar and hotseat 2375 mSearchDeleteBar.showSearchBar(animated); 2376 showHotseat(animated); 2377 2378 // Set focus to the AppsCustomize button 2379 if (mAllAppsButton != null) { 2380 mAllAppsButton.requestFocus(); 2381 } 2382 } 2383 } 2384 2385 void lockAllApps() { 2386 // TODO 2387 } 2388 2389 void unlockAllApps() { 2390 // TODO 2391 } 2392 2393 /** 2394 * Add an item from all apps or customize onto the given workspace screen. 2395 * If layout is null, add to the current screen. 2396 */ 2397 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2398 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2399 showOutOfSpaceMessage(); 2400 } else { 2401 layout.animateDrop(); 2402 } 2403 } 2404 2405 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2406 try { 2407 PackageManager packageManager = getPackageManager(); 2408 // Look for the toolbar icon specified in the activity meta-data 2409 Bundle metaData = packageManager.getActivityInfo( 2410 activityName, PackageManager.GET_META_DATA).metaData; 2411 if (metaData != null) { 2412 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2413 if (iconResId != 0) { 2414 Resources res = packageManager.getResourcesForActivity(activityName); 2415 return res.getDrawable(iconResId); 2416 } 2417 } 2418 } catch (NameNotFoundException e) { 2419 // This can happen if the activity defines an invalid drawable 2420 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2421 " not found", e); 2422 } catch (Resources.NotFoundException nfe) { 2423 // This can happen if the activity defines an invalid drawable 2424 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2425 nfe); 2426 } 2427 return null; 2428 } 2429 2430 // if successful in getting icon, return it; otherwise, set button to use default drawable 2431 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2432 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2433 TextView button = (TextView) findViewById(buttonId); 2434 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2435 2436 // If we were unable to find the icon via the meta-data, use a generic one 2437 if (toolbarIcon == null) { 2438 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 2439 return null; 2440 } else { 2441 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 2442 return toolbarIcon.getConstantState(); 2443 } 2444 } 2445 2446 // if successful in getting icon, return it; otherwise, set button to use default drawable 2447 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2448 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2449 ImageView button = (ImageView) findViewById(buttonId); 2450 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2451 2452 if (button != null) { 2453 // If we were unable to find the icon via the meta-data, use a 2454 // generic one 2455 if (toolbarIcon == null) { 2456 button.setImageResource(fallbackDrawableId); 2457 } else { 2458 button.setImageDrawable(toolbarIcon); 2459 } 2460 } 2461 2462 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2463 2464 } 2465 2466 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2467 TextView button = (TextView) findViewById(buttonId); 2468 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2469 } 2470 2471 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2472 ImageView button = (ImageView) findViewById(buttonId); 2473 button.setImageDrawable(d.newDrawable(getResources())); 2474 } 2475 2476 private void updateGlobalSearchIcon() { 2477 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2478 final View searchDivider = findViewById(R.id.search_divider); 2479 2480 final SearchManager searchManager = 2481 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2482 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2483 if (activityName != null) { 2484 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 2485 R.id.search_button, activityName, R.drawable.ic_search_normal_holo); 2486 searchButton.setVisibility(View.VISIBLE); 2487 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2488 } else { 2489 searchButton.setVisibility(View.GONE); 2490 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2491 } 2492 } 2493 2494 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2495 updateButtonWithDrawable(R.id.search_button, d); 2496 } 2497 2498 private void updateVoiceSearchIcon() { 2499 final View searchDivider = findViewById(R.id.search_divider); 2500 final View voiceButton = findViewById(R.id.voice_button); 2501 2502 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2503 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2504 if (activityName != null) { 2505 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 2506 R.id.voice_button, activityName, R.drawable.ic_voice_search_holo); 2507 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2508 voiceButton.setVisibility(View.VISIBLE); 2509 } else { 2510 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2511 voiceButton.setVisibility(View.GONE); 2512 } 2513 } 2514 2515 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2516 updateButtonWithDrawable(R.id.voice_button, d); 2517 } 2518 2519 /** 2520 * Sets the app market icon 2521 */ 2522 private void updateAppMarketIcon() { 2523 final View marketButton = findViewById(R.id.market_button); 2524 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2525 // Find the app market activity by resolving an intent. 2526 // (If multiple app markets are installed, it will return the ResolverActivity.) 2527 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2528 if (activityName != null) { 2529 mAppMarketIntent = intent; 2530 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 2531 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo); 2532 marketButton.setVisibility(View.VISIBLE); 2533 2534 // Remove the shop icon text in the Phone UI 2535 if (!LauncherApplication.isScreenLarge()) { 2536 ((TextView) marketButton).setText(""); 2537 } 2538 } else { 2539 // We should hide and disable the view so that we don't try and restore the visibility 2540 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2541 marketButton.setVisibility(View.GONE); 2542 marketButton.setEnabled(false); 2543 } 2544 } 2545 2546 private void updateAppMarketIcon(Drawable.ConstantState d) { 2547 updateTextButtonWithDrawable(R.id.market_button, d); 2548 } 2549 2550 /** 2551 * Displays the shortcut creation dialog and launches, if necessary, the 2552 * appropriate activity. 2553 */ 2554 private class CreateShortcut implements DialogInterface.OnClickListener, 2555 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 2556 DialogInterface.OnShowListener { 2557 2558 private AddAdapter mAdapter; 2559 2560 Dialog createDialog() { 2561 mAdapter = new AddAdapter(Launcher.this); 2562 2563 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 2564 AlertDialog.THEME_HOLO_DARK); 2565 builder.setAdapter(mAdapter, this); 2566 2567 AlertDialog dialog = builder.create(); 2568 dialog.setOnCancelListener(this); 2569 dialog.setOnDismissListener(this); 2570 dialog.setOnShowListener(this); 2571 2572 return dialog; 2573 } 2574 2575 public void onCancel(DialogInterface dialog) { 2576 mWaitingForResult = false; 2577 cleanup(); 2578 } 2579 2580 public void onDismiss(DialogInterface dialog) { 2581 mWaitingForResult = false; 2582 cleanup(); 2583 } 2584 2585 private void cleanup() { 2586 try { 2587 dismissDialog(DIALOG_CREATE_SHORTCUT); 2588 } catch (Exception e) { 2589 // An exception is thrown if the dialog is not visible, which is fine 2590 } 2591 } 2592 2593 /** 2594 * Handle the action clicked in the "Add to home" dialog. 2595 */ 2596 public void onClick(DialogInterface dialog, int which) { 2597 cleanup(); 2598 2599 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 2600 switch (item.actionTag) { 2601 case AddAdapter.ITEM_SHORTCUT: { 2602 if (mAppsCustomizeTabHost != null) { 2603 mAppsCustomizeTabHost.selectShortcutsTab(); 2604 } 2605 showAllApps(true); 2606 break; 2607 } 2608 case AddAdapter.ITEM_APPLICATION: { 2609 if (mAppsCustomizeTabHost != null) { 2610 mAppsCustomizeTabHost.selectAppsTab(); 2611 } 2612 showAllApps(true); 2613 break; 2614 } 2615 case AddAdapter.ITEM_APPWIDGET: { 2616 if (mAppsCustomizeTabHost != null) { 2617 mAppsCustomizeTabHost.selectWidgetsTab(); 2618 } 2619 showAllApps(true); 2620 break; 2621 } 2622 case AddAdapter.ITEM_WALLPAPER: { 2623 startWallpaper(); 2624 break; 2625 } 2626 } 2627 } 2628 2629 public void onShow(DialogInterface dialog) { 2630 mWaitingForResult = true; 2631 } 2632 } 2633 2634 /** 2635 * Receives notifications when applications are added/removed. 2636 */ 2637 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2638 @Override 2639 public void onReceive(Context context, Intent intent) { 2640 closeSystemDialogs(); 2641 String reason = intent.getStringExtra("reason"); 2642 if (!"homekey".equals(reason)) { 2643 boolean animate = true; 2644 if (mPaused || "lock".equals(reason)) { 2645 animate = false; 2646 } 2647 showWorkspace(animate); 2648 } 2649 } 2650 } 2651 2652 /** 2653 * Receives notifications whenever the appwidgets are reset. 2654 */ 2655 private class AppWidgetResetObserver extends ContentObserver { 2656 public AppWidgetResetObserver() { 2657 super(new Handler()); 2658 } 2659 2660 @Override 2661 public void onChange(boolean selfChange) { 2662 onAppWidgetReset(); 2663 } 2664 } 2665 2666 /** 2667 * If the activity is currently paused, signal that we need to re-run the loader 2668 * in onResume. 2669 * 2670 * This needs to be called from incoming places where resources might have been loaded 2671 * while we are paused. That is becaues the Configuration might be wrong 2672 * when we're not running, and if it comes back to what it was when we 2673 * were paused, we are not restarted. 2674 * 2675 * Implementation of the method from LauncherModel.Callbacks. 2676 * 2677 * @return true if we are currently paused. The caller might be able to 2678 * skip some work in that case since we will come back again. 2679 */ 2680 public boolean setLoadOnResume() { 2681 if (mPaused) { 2682 Log.i(TAG, "setLoadOnResume"); 2683 mOnResumeNeedsLoad = true; 2684 return true; 2685 } else { 2686 return false; 2687 } 2688 } 2689 2690 /** 2691 * Implementation of the method from LauncherModel.Callbacks. 2692 */ 2693 public int getCurrentWorkspaceScreen() { 2694 if (mWorkspace != null) { 2695 return mWorkspace.getCurrentPage(); 2696 } else { 2697 return SCREEN_COUNT / 2; 2698 } 2699 } 2700 2701 2702 /** 2703 * Refreshes the shortcuts shown on the workspace. 2704 * 2705 * Implementation of the method from LauncherModel.Callbacks. 2706 */ 2707 public void startBinding() { 2708 final Workspace workspace = mWorkspace; 2709 2710 mWorkspace.clearDropTargets(); 2711 int count = workspace.getChildCount(); 2712 for (int i = 0; i < count; i++) { 2713 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 2714 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 2715 layoutParent.removeAllViewsInLayout(); 2716 } 2717 if (mHotseat != null) { 2718 mHotseat.resetLayout(); 2719 } 2720 2721 // This wasn't being called before which resulted in a leak of AppWidgetHostViews 2722 unbindWorkspaceAndHotseatItems(); 2723 } 2724 2725 /** 2726 * Bind the items start-end from the list. 2727 * 2728 * Implementation of the method from LauncherModel.Callbacks. 2729 */ 2730 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 2731 setLoadOnResume(); 2732 2733 final Workspace workspace = mWorkspace; 2734 for (int i=start; i<end; i++) { 2735 final ItemInfo item = shortcuts.get(i); 2736 2737 // Short circuit if we are loading dock items for a configuration which has no dock 2738 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 2739 mHotseat == null) { 2740 continue; 2741 } 2742 2743 switch (item.itemType) { 2744 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 2745 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 2746 View shortcut = createShortcut((ShortcutInfo)item); 2747 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 2748 item.cellY, 1, 1, false); 2749 break; 2750 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2751 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 2752 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 2753 (FolderInfo) item, mIconCache); 2754 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 2755 item.cellY, 1, 1, false); 2756 break; 2757 } 2758 } 2759 workspace.requestLayout(); 2760 } 2761 2762 /** 2763 * Implementation of the method from LauncherModel.Callbacks. 2764 */ 2765 public void bindFolders(HashMap<Long, FolderInfo> folders) { 2766 setLoadOnResume(); 2767 sFolders.clear(); 2768 sFolders.putAll(folders); 2769 } 2770 2771 /** 2772 * Add the views for a widget to the workspace. 2773 * 2774 * Implementation of the method from LauncherModel.Callbacks. 2775 */ 2776 public void bindAppWidget(LauncherAppWidgetInfo item) { 2777 setLoadOnResume(); 2778 2779 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 2780 if (DEBUG_WIDGETS) { 2781 Log.d(TAG, "bindAppWidget: " + item); 2782 } 2783 final Workspace workspace = mWorkspace; 2784 2785 final int appWidgetId = item.appWidgetId; 2786 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 2787 if (DEBUG_WIDGETS) { 2788 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 2789 } 2790 2791 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 2792 2793 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 2794 item.hostView.setTag(item); 2795 2796 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 2797 item.cellY, item.spanX, item.spanY, false); 2798 2799 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 2800 2801 workspace.requestLayout(); 2802 2803 if (DEBUG_WIDGETS) { 2804 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 2805 + (SystemClock.uptimeMillis()-start) + "ms"); 2806 } 2807 } 2808 2809 /** 2810 * Callback saying that there aren't any more items to bind. 2811 * 2812 * Implementation of the method from LauncherModel.Callbacks. 2813 */ 2814 public void finishBindingItems() { 2815 setLoadOnResume(); 2816 2817 if (mSavedState != null) { 2818 if (!mWorkspace.hasFocus()) { 2819 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 2820 } 2821 mSavedState = null; 2822 } 2823 2824 if (mSavedInstanceState != null) { 2825 super.onRestoreInstanceState(mSavedInstanceState); 2826 mSavedInstanceState = null; 2827 } 2828 2829 mWorkspaceLoading = false; 2830 2831 // If we received the result of any pending adds while the loader was running (e.g. the 2832 // widget configuration forced an orientation change), process them now. 2833 for (int i = 0; i < sPendingAddList.size(); i++) { 2834 completeAdd(sPendingAddList.get(i)); 2835 } 2836 sPendingAddList.clear(); 2837 } 2838 2839 /** 2840 * Updates the icons on the launcher that are affected by changes to the package list 2841 * on the device. 2842 */ 2843 private void updateIconsAffectedByPackageManagerChanges() { 2844 updateAppMarketIcon(); 2845 updateVoiceSearchIcon(); 2846 } 2847 2848 @Override 2849 public void bindSearchablesChanged() { 2850 updateGlobalSearchIcon(); 2851 } 2852 2853 /** 2854 * Add the icons for all apps. 2855 * 2856 * Implementation of the method from LauncherModel.Callbacks. 2857 */ 2858 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 2859 if (mAppsCustomizeContent != null) { 2860 mAppsCustomizeContent.setApps(apps); 2861 } 2862 updateIconsAffectedByPackageManagerChanges(); 2863 updateGlobalSearchIcon(); 2864 } 2865 2866 /** 2867 * A package was installed. 2868 * 2869 * Implementation of the method from LauncherModel.Callbacks. 2870 */ 2871 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 2872 setLoadOnResume(); 2873 removeDialog(DIALOG_CREATE_SHORTCUT); 2874 2875 if (mAppsCustomizeContent != null) { 2876 mAppsCustomizeContent.addApps(apps); 2877 } 2878 updateIconsAffectedByPackageManagerChanges(); 2879 } 2880 2881 /** 2882 * A package was updated. 2883 * 2884 * Implementation of the method from LauncherModel.Callbacks. 2885 */ 2886 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 2887 setLoadOnResume(); 2888 removeDialog(DIALOG_CREATE_SHORTCUT); 2889 if (mWorkspace != null) { 2890 mWorkspace.updateShortcuts(apps); 2891 } 2892 2893 if (mAppsCustomizeContent != null) { 2894 mAppsCustomizeContent.updateApps(apps); 2895 } 2896 updateIconsAffectedByPackageManagerChanges(); 2897 } 2898 2899 /** 2900 * A package was uninstalled. 2901 * 2902 * Implementation of the method from LauncherModel.Callbacks. 2903 */ 2904 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 2905 removeDialog(DIALOG_CREATE_SHORTCUT); 2906 if (permanent) { 2907 mWorkspace.removeItems(apps); 2908 } 2909 2910 if (mAppsCustomizeContent != null) { 2911 mAppsCustomizeContent.removeApps(apps); 2912 } 2913 updateIconsAffectedByPackageManagerChanges(); 2914 } 2915 2916 /** 2917 * A number of packages were updated. 2918 */ 2919 public void bindPackagesUpdated() { 2920 2921 if (mAppsCustomizeContent != null) { 2922 mAppsCustomizeContent.onPackagesUpdated(); 2923 } 2924 } 2925 2926 private int mapConfigurationOriActivityInfoOri(int configOri) { 2927 final Display d = getWindowManager().getDefaultDisplay(); 2928 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 2929 switch (d.getRotation()) { 2930 case Surface.ROTATION_0: 2931 case Surface.ROTATION_180: 2932 // We are currently in the same basic orientation as the natural orientation 2933 naturalOri = configOri; 2934 break; 2935 case Surface.ROTATION_90: 2936 case Surface.ROTATION_270: 2937 // We are currently in the other basic orientation to the natural orientation 2938 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 2939 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 2940 break; 2941 } 2942 2943 int[] oriMap = { 2944 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 2945 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 2946 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 2947 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 2948 }; 2949 // Since the map starts at portrait, we need to offset if this device's natural orientation 2950 // is landscape. 2951 int indexOffset = 0; 2952 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 2953 indexOffset = 1; 2954 } 2955 return oriMap[(d.getRotation() + indexOffset) % 4]; 2956 } 2957 public void lockScreenOrientation() { 2958 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 2959 .getConfiguration().orientation)); 2960 } 2961 public void unlockScreenOrientation() { 2962 mHandler.postDelayed(new Runnable() { 2963 public void run() { 2964 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 2965 } 2966 }, mRestoreScreenOrientationDelay); 2967 } 2968 2969 /** 2970 * Prints out out state for debugging. 2971 */ 2972 public void dumpState() { 2973 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 2974 Log.d(TAG, "mSavedState=" + mSavedState); 2975 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 2976 Log.d(TAG, "mRestoring=" + mRestoring); 2977 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 2978 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 2979 Log.d(TAG, "sFolders.size=" + sFolders.size()); 2980 mModel.dumpState(); 2981 2982 if (mAppsCustomizeContent != null) { 2983 mAppsCustomizeContent.dumpState(); 2984 } 2985 Log.d(TAG, "END launcher2 dump state"); 2986 } 2987} 2988 2989interface LauncherTransitionable { 2990 void onLauncherTransitionStart(Animator animation, boolean toWorkspace); 2991 void onLauncherTransitionEnd(Animator animation, boolean toWorkspace); 2992} 2993