Launcher.java revision bb6f6a52b6d176be253b1514af459a7aa4e998f8
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.ResolveInfo; 47import android.content.pm.PackageManager.NameNotFoundException; 48import android.content.res.Configuration; 49import android.content.res.Resources; 50import android.content.res.TypedArray; 51import android.database.ContentObserver; 52import android.graphics.Bitmap; 53import android.graphics.Canvas; 54import android.graphics.Rect; 55import android.graphics.drawable.ColorDrawable; 56import android.graphics.drawable.Drawable; 57import android.net.Uri; 58import android.os.AsyncTask; 59import android.os.Bundle; 60import android.os.Environment; 61import android.os.Handler; 62import android.os.Message; 63import android.os.SystemClock; 64import android.os.SystemProperties; 65import android.provider.Settings; 66import android.speech.RecognizerIntent; 67import android.text.Selection; 68import android.text.SpannableStringBuilder; 69import android.text.TextUtils; 70import android.text.method.TextKeyListener; 71import android.util.Log; 72import android.view.Display; 73import android.view.HapticFeedbackConstants; 74import android.view.KeyEvent; 75import android.view.LayoutInflater; 76import android.view.Menu; 77import android.view.MenuItem; 78import android.view.MotionEvent; 79import android.view.Surface; 80import android.view.View; 81import android.view.ViewGroup; 82import android.view.View.OnClickListener; 83import android.view.View.OnLongClickListener; 84import android.view.accessibility.AccessibilityEvent; 85import android.view.animation.DecelerateInterpolator; 86import android.view.inputmethod.InputMethodManager; 87import android.widget.Advanceable; 88import android.widget.EditText; 89import android.widget.ImageView; 90import android.widget.LinearLayout; 91import android.widget.PopupWindow; 92import android.widget.TextView; 93import android.widget.Toast; 94 95import com.android.common.Search; 96import com.android.launcher.R; 97import com.android.launcher2.Workspace.State; 98 99import java.io.DataInputStream; 100import java.io.DataOutputStream; 101import java.io.FileNotFoundException; 102import java.io.IOException; 103import java.util.ArrayList; 104import java.util.HashMap; 105import java.util.List; 106 107/** 108 * Default launcher application. 109 */ 110public final class Launcher extends Activity 111 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 112 AllAppsView.Watcher, View.OnTouchListener { 113 static final String TAG = "Launcher"; 114 static final boolean LOGD = false; 115 116 static final boolean PROFILE_STARTUP = false; 117 static final boolean DEBUG_WIDGETS = false; 118 119 private static final int MENU_GROUP_ADD = 1; 120 private static final int MENU_GROUP_WALLPAPER = MENU_GROUP_ADD + 1; 121 122 private static final int MENU_ADD = Menu.FIRST + 1; 123 private static final int MENU_MANAGE_APPS = MENU_ADD + 1; 124 private static final int MENU_WALLPAPER_SETTINGS = MENU_MANAGE_APPS + 1; 125 private static final int MENU_SEARCH = MENU_WALLPAPER_SETTINGS + 1; 126 private static final int MENU_NOTIFICATIONS = MENU_SEARCH + 1; 127 private static final int MENU_SETTINGS = MENU_NOTIFICATIONS + 1; 128 129 private static final int REQUEST_CREATE_SHORTCUT = 1; 130 private static final int REQUEST_CREATE_APPWIDGET = 5; 131 private static final int REQUEST_PICK_APPLICATION = 6; 132 private static final int REQUEST_PICK_SHORTCUT = 7; 133 private static final int REQUEST_PICK_APPWIDGET = 9; 134 private static final int REQUEST_PICK_WALLPAPER = 10; 135 136 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 137 138 static final int SCREEN_COUNT = 5; 139 static final int DEFAULT_SCREEN = 2; 140 141 static final int DIALOG_CREATE_SHORTCUT = 1; 142 static final int DIALOG_RENAME_FOLDER = 2; 143 144 private static final String PREFERENCES = "launcher.preferences"; 145 146 // Type: int 147 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 148 // Type: int 149 private static final String RUNTIME_STATE = "launcher.state"; 150 // Type: int 151 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 152 // Type: int 153 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 154 // Type: int 155 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 156 // Type: int 157 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 158 // Type: boolean 159 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 160 // Type: long 161 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 162 163 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 164 165 /** The different states that Launcher can be in. */ 166 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 167 private State mState = State.WORKSPACE; 168 private AnimatorSet mStateAnimation; 169 170 static final int APPWIDGET_HOST_ID = 1024; 171 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 172 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 173 174 private static final Object sLock = new Object(); 175 private static int sScreen = DEFAULT_SCREEN; 176 177 private final BroadcastReceiver mCloseSystemDialogsReceiver 178 = new CloseSystemDialogsIntentReceiver(); 179 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 180 181 private LayoutInflater mInflater; 182 183 private DragController mDragController; 184 private Workspace mWorkspace; 185 186 private AppWidgetManager mAppWidgetManager; 187 private LauncherAppWidgetHost mAppWidgetHost; 188 189 private ItemInfo mPendingAddInfo = new ItemInfo(); 190 private int[] mTmpAddItemCellCoordinates = new int[2]; 191 192 private FolderInfo mFolderInfo; 193 194 private Hotseat mHotseat; 195 private View mAllAppsButton; 196 197 private SearchDropTargetBar mSearchDeleteBar; 198 private AppsCustomizeTabHost mAppsCustomizeTabHost; 199 private AppsCustomizePagedView mAppsCustomizeContent; 200 private boolean mAutoAdvanceRunning = false; 201 202 private Bundle mSavedState; 203 204 private SpannableStringBuilder mDefaultKeySsb = null; 205 206 private boolean mWorkspaceLoading = true; 207 208 private boolean mPaused = true; 209 private boolean mRestoring; 210 private boolean mWaitingForResult; 211 private boolean mOnResumeNeedsLoad; 212 213 private Bundle mSavedInstanceState; 214 215 private LauncherModel mModel; 216 private IconCache mIconCache; 217 private boolean mUserPresent = true; 218 private boolean mVisible = false; 219 private boolean mAttached = false; 220 221 private static LocaleConfiguration sLocaleConfiguration = null; 222 223 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 224 225 // Hotseats (quick-launch icons next to AllApps) 226 private String[] mHotseatConfig = null; 227 private Intent[] mHotseats = null; 228 private Drawable[] mHotseatIcons = null; 229 private CharSequence[] mHotseatLabels = null; 230 231 private Intent mAppMarketIntent = null; 232 233 // Related to the auto-advancing of widgets 234 private final int ADVANCE_MSG = 1; 235 private final int mAdvanceInterval = 20000; 236 private final int mAdvanceStagger = 250; 237 private long mAutoAdvanceSentTime; 238 private long mAutoAdvanceTimeLeft = -1; 239 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 240 new HashMap<View, AppWidgetProviderInfo>(); 241 242 // Determines how long to wait after a rotation before restoring the screen orientation to 243 // match the sensor state. 244 private final int mRestoreScreenOrientationDelay = 500; 245 246 // External icons saved in case of resource changes, orientation, etc. 247 private static Drawable.ConstantState sGlobalSearchIcon; 248 private static Drawable.ConstantState sVoiceSearchIcon; 249 private static Drawable.ConstantState sAppMarketIcon; 250 251 private DragLayer mDragLayer; 252 253 private BubbleTextView mWaitingForResume; 254 255 private static ArrayList<PendingAddArguments> sPendingAddList 256 = new ArrayList<PendingAddArguments>(); 257 258 private static class PendingAddArguments { 259 int requestCode; 260 Intent intent; 261 long container; 262 int screen; 263 int cellX; 264 int cellY; 265 } 266 267 @Override 268 protected void onCreate(Bundle savedInstanceState) { 269 super.onCreate(savedInstanceState); 270 LauncherApplication app = ((LauncherApplication)getApplication()); 271 mModel = app.setLauncher(this); 272 mIconCache = app.getIconCache(); 273 mDragController = new DragController(this); 274 mInflater = getLayoutInflater(); 275 276 mAppWidgetManager = AppWidgetManager.getInstance(this); 277 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 278 mAppWidgetHost.startListening(); 279 280 if (PROFILE_STARTUP) { 281 android.os.Debug.startMethodTracing( 282 Environment.getExternalStorageDirectory() + "/launcher"); 283 } 284 285 checkForLocaleChange(); 286 setContentView(R.layout.launcher); 287 setupViews(); 288 289 registerContentObservers(); 290 291 lockAllApps(); 292 293 mSavedState = savedInstanceState; 294 restoreState(mSavedState); 295 296 // Update customization drawer _after_ restoring the states 297 if (mAppsCustomizeContent != null) { 298 mAppsCustomizeContent.onPackagesUpdated(); 299 } 300 301 if (PROFILE_STARTUP) { 302 android.os.Debug.stopMethodTracing(); 303 } 304 305 if (!mRestoring) { 306 mModel.startLoader(this, true); 307 } 308 309 // For handling default keys 310 mDefaultKeySsb = new SpannableStringBuilder(); 311 Selection.setSelection(mDefaultKeySsb, 0); 312 313 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 314 registerReceiver(mCloseSystemDialogsReceiver, filter); 315 316 // If we have a saved version of these external icons, we load them up immediately 317 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 318 updateIconsAffectedByPackageManagerChanges(); 319 updateGlobalSearchIcon(); 320 } 321 if (sGlobalSearchIcon != null) { 322 updateGlobalSearchIcon(sGlobalSearchIcon); 323 } 324 if (sVoiceSearchIcon != null) { 325 updateVoiceSearchIcon(sVoiceSearchIcon); 326 } 327 if (sAppMarketIcon != null) { 328 updateAppMarketIcon(sAppMarketIcon); 329 } 330 } 331 332 private void checkForLocaleChange() { 333 if (sLocaleConfiguration == null) { 334 new AsyncTask<Void, Void, LocaleConfiguration>() { 335 @Override 336 protected LocaleConfiguration doInBackground(Void... unused) { 337 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 338 readConfiguration(Launcher.this, localeConfiguration); 339 return localeConfiguration; 340 } 341 342 @Override 343 protected void onPostExecute(LocaleConfiguration result) { 344 sLocaleConfiguration = result; 345 checkForLocaleChange(); // recursive, but now with a locale configuration 346 } 347 }.execute(); 348 return; 349 } 350 351 final Configuration configuration = getResources().getConfiguration(); 352 353 final String previousLocale = sLocaleConfiguration.locale; 354 final String locale = configuration.locale.toString(); 355 356 final int previousMcc = sLocaleConfiguration.mcc; 357 final int mcc = configuration.mcc; 358 359 final int previousMnc = sLocaleConfiguration.mnc; 360 final int mnc = configuration.mnc; 361 362 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 363 364 if (localeChanged) { 365 sLocaleConfiguration.locale = locale; 366 sLocaleConfiguration.mcc = mcc; 367 sLocaleConfiguration.mnc = mnc; 368 369 mIconCache.flush(); 370 371 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 372 new Thread("WriteLocaleConfiguration") { 373 @Override 374 public void run() { 375 writeConfiguration(Launcher.this, localeConfiguration); 376 } 377 }.start(); 378 } 379 } 380 381 private static class LocaleConfiguration { 382 public String locale; 383 public int mcc = -1; 384 public int mnc = -1; 385 } 386 387 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 388 DataInputStream in = null; 389 try { 390 in = new DataInputStream(context.openFileInput(PREFERENCES)); 391 configuration.locale = in.readUTF(); 392 configuration.mcc = in.readInt(); 393 configuration.mnc = in.readInt(); 394 } catch (FileNotFoundException e) { 395 // Ignore 396 } catch (IOException e) { 397 // Ignore 398 } finally { 399 if (in != null) { 400 try { 401 in.close(); 402 } catch (IOException e) { 403 // Ignore 404 } 405 } 406 } 407 } 408 409 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 410 DataOutputStream out = null; 411 try { 412 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 413 out.writeUTF(configuration.locale); 414 out.writeInt(configuration.mcc); 415 out.writeInt(configuration.mnc); 416 out.flush(); 417 } catch (FileNotFoundException e) { 418 // Ignore 419 } catch (IOException e) { 420 //noinspection ResultOfMethodCallIgnored 421 context.getFileStreamPath(PREFERENCES).delete(); 422 } finally { 423 if (out != null) { 424 try { 425 out.close(); 426 } catch (IOException e) { 427 // Ignore 428 } 429 } 430 } 431 } 432 433 public DragLayer getDragLayer() { 434 return mDragLayer; 435 } 436 437 static int getScreen() { 438 synchronized (sLock) { 439 return sScreen; 440 } 441 } 442 443 static void setScreen(int screen) { 444 synchronized (sLock) { 445 sScreen = screen; 446 } 447 } 448 449 // Note: This doesn't do all the client-id magic that BrowserProvider does 450 // in Browser. (http://b/2425179) 451 private Uri getDefaultBrowserUri() { 452 String url = getString(R.string.default_browser_url); 453 if (url.indexOf("{CID}") != -1) { 454 url = url.replace("{CID}", "android-google"); 455 } 456 return Uri.parse(url); 457 } 458 459 /** 460 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 461 * a configuration step, this allows the proper animations to run after other transitions. 462 */ 463 private boolean completeAdd(PendingAddArguments args) { 464 switch (args.requestCode) { 465 case REQUEST_PICK_APPLICATION: 466 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 467 args.cellY); 468 break; 469 case REQUEST_PICK_SHORTCUT: 470 processShortcut(args.intent); 471 break; 472 case REQUEST_CREATE_SHORTCUT: 473 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 474 args.cellY); 475 return true; 476 case REQUEST_PICK_APPWIDGET: 477 addAppWidgetFromPick(args.intent); 478 break; 479 case REQUEST_CREATE_APPWIDGET: 480 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 481 completeAddAppWidget(appWidgetId, args.container, args.screen); 482 return true; 483 case REQUEST_PICK_WALLPAPER: 484 // We just wanted the activity result here so we can clear mWaitingForResult 485 break; 486 } 487 return false; 488 } 489 490 @Override 491 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 492 boolean delayExitSpringLoadedMode = false; 493 mWaitingForResult = false; 494 495 // The pattern used here is that a user PICKs a specific application, 496 // which, depending on the target, might need to CREATE the actual target. 497 498 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 499 // launch over to the Music app to actually CREATE_SHORTCUT. 500 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID && 501 mPendingAddInfo.screen > -1) { 502 final PendingAddArguments args = new PendingAddArguments(); 503 args.requestCode = requestCode; 504 args.intent = data; 505 args.container = mPendingAddInfo.container; 506 args.screen = mPendingAddInfo.screen; 507 args.cellX = mPendingAddInfo.cellX; 508 args.cellY = mPendingAddInfo.cellY; 509 510 // If the loader is still running, defer the add until it is done. 511 if (isWorkspaceLocked()) { 512 sPendingAddList.add(args); 513 } else { 514 delayExitSpringLoadedMode = completeAdd(args); 515 } 516 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 517 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED) { 518 if (data != null) { 519 // Clean up the appWidgetId if we canceled 520 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 521 if (appWidgetId != -1) { 522 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 523 } 524 } 525 } 526 527 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 528 exitSpringLoadedDragModeDelayed(delayExitSpringLoadedMode); 529 } 530 531 @Override 532 protected void onResume() { 533 super.onResume(); 534 mPaused = false; 535 if (mRestoring || mOnResumeNeedsLoad) { 536 mWorkspaceLoading = true; 537 mModel.startLoader(this, true); 538 mRestoring = false; 539 mOnResumeNeedsLoad = false; 540 } 541 if (mWaitingForResume != null) { 542 mWaitingForResume.setStayPressed(false); 543 } 544 // When we resume Launcher, a different Activity might be responsible for the app 545 // market intent, so refresh the icon 546 updateAppMarketIcon(); 547 } 548 549 @Override 550 protected void onPause() { 551 super.onPause(); 552 mPaused = true; 553 mDragController.cancelDrag(); 554 } 555 556 @Override 557 public Object onRetainNonConfigurationInstance() { 558 // Flag the loader to stop early before switching 559 mModel.stopLoader(); 560 if (mAppsCustomizeContent != null) { 561 mAppsCustomizeContent.surrender(); 562 } 563 return Boolean.TRUE; 564 } 565 566 // We can't hide the IME if it was forced open. So don't bother 567 /* 568 @Override 569 public void onWindowFocusChanged(boolean hasFocus) { 570 super.onWindowFocusChanged(hasFocus); 571 572 if (hasFocus) { 573 final InputMethodManager inputManager = (InputMethodManager) 574 getSystemService(Context.INPUT_METHOD_SERVICE); 575 WindowManager.LayoutParams lp = getWindow().getAttributes(); 576 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 577 android.os.Handler()) { 578 protected void onReceiveResult(int resultCode, Bundle resultData) { 579 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 580 } 581 }); 582 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 583 } 584 } 585 */ 586 587 private boolean acceptFilter() { 588 final InputMethodManager inputManager = (InputMethodManager) 589 getSystemService(Context.INPUT_METHOD_SERVICE); 590 return !inputManager.isFullscreenMode(); 591 } 592 593 @Override 594 public boolean onKeyDown(int keyCode, KeyEvent event) { 595 final int uniChar = event.getUnicodeChar(); 596 final boolean handled = super.onKeyDown(keyCode, event); 597 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 598 if (!handled && acceptFilter() && isKeyNotWhitespace) { 599 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 600 keyCode, event); 601 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 602 // something usable has been typed - start a search 603 // the typed text will be retrieved and cleared by 604 // showSearchDialog() 605 // If there are multiple keystrokes before the search dialog takes focus, 606 // onSearchRequested() will be called for every keystroke, 607 // but it is idempotent, so it's fine. 608 return onSearchRequested(); 609 } 610 } 611 612 // Eat the long press event so the keyboard doesn't come up. 613 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 614 return true; 615 } 616 617 return handled; 618 } 619 620 private String getTypedText() { 621 return mDefaultKeySsb.toString(); 622 } 623 624 private void clearTypedText() { 625 mDefaultKeySsb.clear(); 626 mDefaultKeySsb.clearSpans(); 627 Selection.setSelection(mDefaultKeySsb, 0); 628 } 629 630 /** 631 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 632 * State 633 */ 634 private static State intToState(int stateOrdinal) { 635 State state = State.WORKSPACE; 636 final State[] stateValues = State.values(); 637 for (int i = 0; i < stateValues.length; i++) { 638 if (stateValues[i].ordinal() == stateOrdinal) { 639 state = stateValues[i]; 640 break; 641 } 642 } 643 return state; 644 } 645 646 /** 647 * Restores the previous state, if it exists. 648 * 649 * @param savedState The previous state. 650 */ 651 private void restoreState(Bundle savedState) { 652 if (savedState == null) { 653 return; 654 } 655 656 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 657 658 if (state == State.APPS_CUSTOMIZE) { 659 showAllApps(false); 660 } 661 662 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 663 if (currentScreen > -1) { 664 mWorkspace.setCurrentPage(currentScreen); 665 } 666 667 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 668 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 669 670 671 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 672 mPendingAddInfo.container = pendingAddContainer; 673 mPendingAddInfo.screen = pendingAddScreen; 674 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 675 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 676 mRestoring = true; 677 } 678 679 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 680 if (renameFolder) { 681 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 682 mFolderInfo = mModel.getFolderById(this, sFolders, id); 683 mRestoring = true; 684 } 685 686 687 // Restore the AppsCustomize tab 688 if (mAppsCustomizeTabHost != null) { 689 String curTab = savedState.getString("apps_customize_currentTab"); 690 if (curTab != null) { 691 // We set this directly so that there is no delay before the tab is set 692 mAppsCustomizeContent.setContentType( 693 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 694 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 695 } 696 697 // Note: currently we do not restore the page for the AppsCustomize pane because the 698 // change in layout can drastically affect the saved page index 699 } 700 } 701 702 /** 703 * Finds all the views we need and configure them properly. 704 */ 705 private void setupViews() { 706 final DragController dragController = mDragController; 707 708 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 709 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 710 711 // Setup the drag layer 712 mDragLayer.setup(this, dragController); 713 714 // Setup the hotseat 715 mHotseat = (Hotseat) findViewById(R.id.hotseat); 716 if (mHotseat != null) { 717 mHotseat.setup(this); 718 } 719 720 // Setup the workspace 721 mWorkspace.setHapticFeedbackEnabled(false); 722 mWorkspace.setOnLongClickListener(this); 723 mWorkspace.setup(this, dragController); 724 dragController.addDragListener(mWorkspace); 725 726 // Get the search/delete bar 727 mSearchDeleteBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 728 729 // Setup AppsCustomize 730 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 731 findViewById(R.id.apps_customize_pane); 732 mAppsCustomizeContent = (AppsCustomizePagedView) 733 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 734 mAppsCustomizeContent.setup(this, dragController); 735 736 737 738 // Setup the drag controller (drop targets have to be added in reverse order in priority) 739 dragController.setDragScoller(mWorkspace); 740 dragController.setScrollView(mDragLayer); 741 dragController.setMoveTarget(mWorkspace); 742 dragController.addDropTarget(mWorkspace); 743 if (mSearchDeleteBar != null) { 744 mSearchDeleteBar.setup(this, dragController); 745 } 746 } 747 748 749 750 /** 751 * Creates a view representing a shortcut. 752 * 753 * @param info The data structure describing the shortcut. 754 * 755 * @return A View inflated from R.layout.application. 756 */ 757 View createShortcut(ShortcutInfo info) { 758 return createShortcut(R.layout.application, 759 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 760 } 761 762 /** 763 * Creates a view representing a shortcut inflated from the specified resource. 764 * 765 * @param layoutResId The id of the XML layout used to create the shortcut. 766 * @param parent The group the shortcut belongs to. 767 * @param info The data structure describing the shortcut. 768 * 769 * @return A View inflated from layoutResId. 770 */ 771 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 772 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 773 favorite.applyFromShortcutInfo(info, mIconCache); 774 favorite.setOnClickListener(this); 775 return favorite; 776 } 777 778 /** 779 * Add an application shortcut to the workspace. 780 * 781 * @param data The intent describing the application. 782 * @param cellInfo The position on screen where to create the shortcut. 783 */ 784 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 785 final int[] cellXY = mTmpAddItemCellCoordinates; 786 final CellLayout layout = getCellLayout(container, screen); 787 788 // First we check if we already know the exact location where we want to add this item. 789 if (cellX >= 0 && cellY >= 0) { 790 cellXY[0] = cellX; 791 cellXY[1] = cellY; 792 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 793 showOutOfSpaceMessage(); 794 return; 795 } 796 797 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 798 799 if (info != null) { 800 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 801 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 802 info.container = ItemInfo.NO_ID; 803 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 804 isWorkspaceLocked(), cellX, cellY); 805 } else { 806 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 807 } 808 } 809 810 /** 811 * Add a shortcut to the workspace. 812 * 813 * @param data The intent describing the shortcut. 814 * @param cellInfo The position on screen where to create the shortcut. 815 */ 816 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 817 int cellY) { 818 int[] cellXY = mTmpAddItemCellCoordinates; 819 int[] touchXY = mPendingAddInfo.dropPos; 820 CellLayout layout = getCellLayout(container, screen); 821 822 boolean foundCellSpan = false; 823 824 // First we check if we already know the exact location where we want to add this item. 825 if (cellX >= 0 && cellY >= 0) { 826 cellXY[0] = cellX; 827 cellXY[1] = cellY; 828 foundCellSpan = true; 829 } else if (touchXY != null) { 830 // when dragging and dropping, just find the closest free spot 831 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 832 foundCellSpan = (result != null); 833 } else { 834 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 835 } 836 837 if (!foundCellSpan) { 838 showOutOfSpaceMessage(); 839 return; 840 } 841 842 final ShortcutInfo info = mModel.addShortcut( 843 this, data, container, screen, cellXY[0], cellXY[1], false); 844 845 if (!mRestoring) { 846 final View view = createShortcut(info); 847 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 848 isWorkspaceLocked()); 849 } 850 } 851 852 /** 853 * Add a widget to the workspace. 854 * 855 * @param appWidgetId The app widget id 856 * @param cellInfo The position on screen where to create the widget. 857 */ 858 private void completeAddAppWidget(final int appWidgetId, long container, int screen) { 859 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 860 861 // Calculate the grid spans needed to fit this widget 862 CellLayout layout = getCellLayout(container, screen); 863 864 // We want to account for the extra amount of padding that we are adding to the widget 865 // to ensure that it gets the full amount of space that it has requested 866 Resources r = getResources(); 867 int requiredWidth = appWidgetInfo.minWidth + 868 r.getDimensionPixelSize(R.dimen.app_widget_padding_left) + 869 r.getDimensionPixelSize(R.dimen.app_widget_padding_right); 870 int requiredHeight = appWidgetInfo.minHeight + 871 r.getDimensionPixelSize(R.dimen.app_widget_padding_top) + 872 r.getDimensionPixelSize(R.dimen.app_widget_padding_bottom); 873 int[] spanXY = layout.rectToCell(requiredWidth, requiredHeight, null); 874 875 // Try finding open space on Launcher screen 876 // We have saved the position to which the widget was dragged-- this really only matters 877 // if we are placing widgets on a "spring-loaded" screen 878 int[] cellXY = mTmpAddItemCellCoordinates; 879 int[] touchXY = mPendingAddInfo.dropPos; 880 boolean foundCellSpan = false; 881 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 882 cellXY[0] = mPendingAddInfo.cellX; 883 cellXY[1] = mPendingAddInfo.cellY; 884 foundCellSpan = true; 885 } else if (touchXY != null) { 886 // when dragging and dropping, just find the closest free spot 887 int[] result = layout.findNearestVacantArea( 888 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 889 foundCellSpan = (result != null); 890 } else { 891 foundCellSpan = layout.findCellForSpan(cellXY, spanXY[0], spanXY[1]); 892 } 893 894 if (!foundCellSpan) { 895 if (appWidgetId != -1) { 896 // Deleting an app widget ID is a void call but writes to disk before returning 897 // to the caller... 898 new Thread("deleteAppWidgetId") { 899 public void run() { 900 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 901 } 902 }.start(); 903 } 904 showOutOfSpaceMessage(); 905 return; 906 } 907 908 // Build Launcher-specific widget info and save to database 909 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 910 launcherInfo.spanX = spanXY[0]; 911 launcherInfo.spanY = spanXY[1]; 912 913 LauncherModel.addItemToDatabase(this, launcherInfo, 914 container, screen, cellXY[0], cellXY[1], false); 915 916 if (!mRestoring) { 917 // Perform actual inflation because we're live 918 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 919 920 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 921 launcherInfo.hostView.setTag(launcherInfo); 922 923 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 924 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 925 926 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 927 } 928 } 929 930 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 931 @Override 932 public void onReceive(Context context, Intent intent) { 933 final String action = intent.getAction(); 934 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 935 mUserPresent = false; 936 mDragLayer.clearAllResizeFrames(); 937 updateRunning(); 938 939 // Reset AllApps to it's initial state 940 if (mAppsCustomizeContent != null) { 941 mAppsCustomizeContent.reset(); 942 } 943 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 944 mUserPresent = true; 945 updateRunning(); 946 } 947 } 948 }; 949 950 @Override 951 public void onAttachedToWindow() { 952 super.onAttachedToWindow(); 953 954 // Listen for broadcasts related to user-presence 955 final IntentFilter filter = new IntentFilter(); 956 filter.addAction(Intent.ACTION_SCREEN_OFF); 957 filter.addAction(Intent.ACTION_USER_PRESENT); 958 registerReceiver(mReceiver, filter); 959 960 mAttached = true; 961 mVisible = true; 962 } 963 964 @Override 965 public void onDetachedFromWindow() { 966 super.onDetachedFromWindow(); 967 mVisible = false; 968 mDragLayer.clearAllResizeFrames(); 969 970 if (mAttached) { 971 unregisterReceiver(mReceiver); 972 mAttached = false; 973 } 974 updateRunning(); 975 } 976 977 public void onWindowVisibilityChanged(int visibility) { 978 mVisible = visibility == View.VISIBLE; 979 updateRunning(); 980 } 981 982 private void sendAdvanceMessage(long delay) { 983 mHandler.removeMessages(ADVANCE_MSG); 984 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 985 mHandler.sendMessageDelayed(msg, delay); 986 mAutoAdvanceSentTime = System.currentTimeMillis(); 987 } 988 989 private void updateRunning() { 990 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 991 if (autoAdvanceRunning != mAutoAdvanceRunning) { 992 mAutoAdvanceRunning = autoAdvanceRunning; 993 if (autoAdvanceRunning) { 994 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 995 sendAdvanceMessage(delay); 996 } else { 997 if (!mWidgetsToAdvance.isEmpty()) { 998 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 999 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1000 } 1001 mHandler.removeMessages(ADVANCE_MSG); 1002 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1003 } 1004 } 1005 } 1006 1007 private final Handler mHandler = new Handler() { 1008 @Override 1009 public void handleMessage(Message msg) { 1010 if (msg.what == ADVANCE_MSG) { 1011 int i = 0; 1012 for (View key: mWidgetsToAdvance.keySet()) { 1013 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1014 final int delay = mAdvanceStagger * i; 1015 if (v instanceof Advanceable) { 1016 postDelayed(new Runnable() { 1017 public void run() { 1018 ((Advanceable) v).advance(); 1019 } 1020 }, delay); 1021 } 1022 i++; 1023 } 1024 sendAdvanceMessage(mAdvanceInterval); 1025 } 1026 } 1027 }; 1028 1029 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1030 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1031 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1032 if (v instanceof Advanceable) { 1033 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1034 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1035 updateRunning(); 1036 } 1037 } 1038 1039 void removeWidgetToAutoAdvance(View hostView) { 1040 if (mWidgetsToAdvance.containsKey(hostView)) { 1041 mWidgetsToAdvance.remove(hostView); 1042 updateRunning(); 1043 } 1044 } 1045 1046 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1047 removeWidgetToAutoAdvance(launcherInfo.hostView); 1048 launcherInfo.hostView = null; 1049 } 1050 1051 void showOutOfSpaceMessage() { 1052 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1053 } 1054 1055 public LauncherAppWidgetHost getAppWidgetHost() { 1056 return mAppWidgetHost; 1057 } 1058 1059 public LauncherModel getModel() { 1060 return mModel; 1061 } 1062 1063 void closeSystemDialogs() { 1064 getWindow().closeAllPanels(); 1065 1066 try { 1067 dismissDialog(DIALOG_CREATE_SHORTCUT); 1068 // Unlock the workspace if the dialog was showing 1069 } catch (Exception e) { 1070 // An exception is thrown if the dialog is not visible, which is fine 1071 } 1072 1073 try { 1074 dismissDialog(DIALOG_RENAME_FOLDER); 1075 // Unlock the workspace if the dialog was showing 1076 } catch (Exception e) { 1077 // An exception is thrown if the dialog is not visible, which is fine 1078 } 1079 1080 // Whatever we were doing is hereby canceled. 1081 mWaitingForResult = false; 1082 } 1083 1084 @Override 1085 protected void onNewIntent(Intent intent) { 1086 super.onNewIntent(intent); 1087 1088 // Close the menu 1089 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1090 // also will cancel mWaitingForResult. 1091 closeSystemDialogs(); 1092 1093 closeFolder(); 1094 1095 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1096 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1097 1098 // In all these cases, only animate if we're already on home 1099 mWorkspace.exitWidgetResizeMode(); 1100 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1101 mWorkspace.moveToDefaultScreen(true); 1102 } 1103 exitSpringLoadedDragMode(); 1104 showWorkspace(alreadyOnHome); 1105 1106 final View v = getWindow().peekDecorView(); 1107 if (v != null && v.getWindowToken() != null) { 1108 InputMethodManager imm = (InputMethodManager)getSystemService( 1109 INPUT_METHOD_SERVICE); 1110 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1111 } 1112 1113 // Reset AllApps to its initial state 1114 if (mAppsCustomizeContent != null) { 1115 mAppsCustomizeContent.reset(); 1116 } 1117 } 1118 } 1119 1120 @Override 1121 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1122 // Do not call super here 1123 mSavedInstanceState = savedInstanceState; 1124 } 1125 1126 @Override 1127 protected void onSaveInstanceState(Bundle outState) { 1128 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1129 super.onSaveInstanceState(outState); 1130 1131 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1132 // We close any open folder since it will not be re-opened, and we need to make sure 1133 // this state is reflected. 1134 closeFolder(); 1135 1136 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1137 mWaitingForResult) { 1138 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1139 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1140 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1141 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1142 } 1143 1144 if (mFolderInfo != null && mWaitingForResult) { 1145 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1146 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1147 } 1148 1149 // Save the current AppsCustomize tab 1150 if (mAppsCustomizeTabHost != null) { 1151 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1152 if (currentTabTag != null) { 1153 outState.putString("apps_customize_currentTab", currentTabTag); 1154 } 1155 } 1156 } 1157 1158 @Override 1159 public void onDestroy() { 1160 super.onDestroy(); 1161 1162 // Stop callbacks from LauncherModel 1163 LauncherApplication app = ((LauncherApplication) getApplication()); 1164 mModel.stopLoader(); 1165 app.setLauncher(null); 1166 1167 try { 1168 mAppWidgetHost.stopListening(); 1169 } catch (NullPointerException ex) { 1170 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1171 } 1172 mAppWidgetHost = null; 1173 1174 mWidgetsToAdvance.clear(); 1175 1176 TextKeyListener.getInstance().release(); 1177 1178 1179 unbindWorkspaceAndHotseatItems(); 1180 1181 getContentResolver().unregisterContentObserver(mWidgetObserver); 1182 unregisterReceiver(mCloseSystemDialogsReceiver); 1183 1184 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1185 mWorkspace.removeAllViews(); 1186 mWorkspace = null; 1187 mDragController = null; 1188 1189 ValueAnimator.clearAllAnimations(); 1190 } 1191 1192 public DragController getDragController() { 1193 return mDragController; 1194 } 1195 1196 @Override 1197 public void startActivityForResult(Intent intent, int requestCode) { 1198 if (requestCode >= 0) mWaitingForResult = true; 1199 super.startActivityForResult(intent, requestCode); 1200 } 1201 1202 @Override 1203 public void startSearch(String initialQuery, boolean selectInitialQuery, 1204 Bundle appSearchData, boolean globalSearch) { 1205 1206 showWorkspace(true); 1207 1208 if (initialQuery == null) { 1209 // Use any text typed in the launcher as the initial query 1210 initialQuery = getTypedText(); 1211 clearTypedText(); 1212 } 1213 if (appSearchData == null) { 1214 appSearchData = new Bundle(); 1215 appSearchData.putString(Search.SOURCE, "launcher-search"); 1216 } 1217 1218 final SearchManager searchManager = 1219 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1220 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1221 appSearchData, globalSearch); 1222 } 1223 1224 @Override 1225 public boolean onCreateOptionsMenu(Menu menu) { 1226 if (isWorkspaceLocked()) { 1227 return false; 1228 } 1229 1230 super.onCreateOptionsMenu(menu); 1231 1232 menu.add(MENU_GROUP_ADD, MENU_ADD, 0, R.string.menu_add) 1233 .setIcon(android.R.drawable.ic_menu_add) 1234 .setAlphabeticShortcut('A'); 1235 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1236 .setIcon(android.R.drawable.ic_menu_manage) 1237 .setAlphabeticShortcut('M'); 1238 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1239 .setIcon(android.R.drawable.ic_menu_gallery) 1240 .setAlphabeticShortcut('W'); 1241 menu.add(0, MENU_SEARCH, 0, R.string.menu_search) 1242 .setIcon(android.R.drawable.ic_search_category_default) 1243 .setAlphabeticShortcut(SearchManager.MENU_KEY); 1244 menu.add(0, MENU_NOTIFICATIONS, 0, R.string.menu_notifications) 1245 .setIcon(com.android.internal.R.drawable.ic_menu_notifications) 1246 .setAlphabeticShortcut('N'); 1247 1248 final Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1249 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1250 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1251 1252 menu.add(0, MENU_SETTINGS, 0, R.string.menu_settings) 1253 .setIcon(android.R.drawable.ic_menu_preferences).setAlphabeticShortcut('P') 1254 .setIntent(settings); 1255 1256 return true; 1257 } 1258 1259 @Override 1260 public boolean onPrepareOptionsMenu(Menu menu) { 1261 super.onPrepareOptionsMenu(menu); 1262 1263 // TODO-APPS_CUSTOMIZE: Remove this for the phone UI at some point, along with all the menu 1264 // related code? 1265 if (mAppsCustomizeContent != null && mAppsCustomizeContent.isAnimating()) return false; 1266 1267 return true; 1268 } 1269 1270 @Override 1271 public boolean onOptionsItemSelected(MenuItem item) { 1272 switch (item.getItemId()) { 1273 case MENU_ADD: 1274 addItems(); 1275 return true; 1276 case MENU_MANAGE_APPS: 1277 manageApps(); 1278 return true; 1279 case MENU_WALLPAPER_SETTINGS: 1280 startWallpaper(); 1281 return true; 1282 case MENU_SEARCH: 1283 onSearchRequested(); 1284 return true; 1285 case MENU_NOTIFICATIONS: 1286 showNotifications(); 1287 return true; 1288 } 1289 1290 return super.onOptionsItemSelected(item); 1291 } 1292 1293 /** 1294 * Indicates that we want global search for this activity by setting the globalSearch 1295 * argument for {@link #startSearch} to true. 1296 */ 1297 1298 @Override 1299 public boolean onSearchRequested() { 1300 startSearch(null, false, null, true); 1301 return true; 1302 } 1303 1304 public boolean isWorkspaceLocked() { 1305 return mWorkspaceLoading || mWaitingForResult; 1306 } 1307 1308 private void addItems() { 1309 showWorkspace(true); 1310 showAddDialog(); 1311 } 1312 1313 private void resetAddInfo() { 1314 mPendingAddInfo.container = ItemInfo.NO_ID; 1315 mPendingAddInfo.screen = -1; 1316 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1317 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1318 mPendingAddInfo.dropPos = null; 1319 } 1320 1321 private void manageApps() { 1322 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1323 } 1324 1325 void addAppWidgetFromPick(Intent data) { 1326 // TODO: catch bad widget exception when sent 1327 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1328 // TODO: Is this log message meaningful? 1329 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1330 addAppWidgetImpl(appWidgetId, null); 1331 } 1332 1333 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1334 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1335 1336 if (appWidget.configure != null) { 1337 // Launch over to configure widget, if needed 1338 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1339 intent.setComponent(appWidget.configure); 1340 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1341 if (info != null) { 1342 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1343 intent.putExtra( 1344 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1345 info.mimeType); 1346 1347 final String mimeType = info.mimeType; 1348 final ClipData clipData = (ClipData) info.configurationData; 1349 final ClipDescription clipDesc = clipData.getDescription(); 1350 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1351 if (clipDesc.getMimeType(i).equals(mimeType)) { 1352 final ClipData.Item item = clipData.getItemAt(i); 1353 final CharSequence stringData = item.getText(); 1354 final Uri uriData = item.getUri(); 1355 final Intent intentData = item.getIntent(); 1356 final String key = 1357 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1358 if (uriData != null) { 1359 intent.putExtra(key, uriData); 1360 } else if (intentData != null) { 1361 intent.putExtra(key, intentData); 1362 } else if (stringData != null) { 1363 intent.putExtra(key, stringData); 1364 } 1365 break; 1366 } 1367 } 1368 } 1369 } 1370 1371 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1372 } else { 1373 // Otherwise just add it 1374 completeAddAppWidget(appWidgetId, info.container, info.screen); 1375 1376 // Exit spring loaded mode if necessary after adding the widget 1377 exitSpringLoadedDragModeDelayed(false); 1378 } 1379 } 1380 1381 /** 1382 * Process a shortcut drop. 1383 * 1384 * @param componentName The name of the component 1385 * @param screen The screen where it should be added 1386 * @param cell The cell it should be added to, optional 1387 * @param position The location on the screen where it was dropped, optional 1388 */ 1389 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1390 int[] cell, int[] loc) { 1391 resetAddInfo(); 1392 mPendingAddInfo.container = container; 1393 mPendingAddInfo.screen = screen; 1394 mPendingAddInfo.dropPos = loc; 1395 1396 if (cell != null) { 1397 mPendingAddInfo.cellX = cell[0]; 1398 mPendingAddInfo.cellY = cell[1]; 1399 } 1400 1401 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1402 createShortcutIntent.setComponent(componentName); 1403 processShortcut(createShortcutIntent); 1404 } 1405 1406 /** 1407 * Process a widget drop. 1408 * 1409 * @param info The PendingAppWidgetInfo of the widget being added. 1410 * @param screen The screen where it should be added 1411 * @param cell The cell it should be added to, optional 1412 * @param position The location on the screen where it was dropped, optional 1413 */ 1414 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1415 int[] cell, int[] loc) { 1416 resetAddInfo(); 1417 mPendingAddInfo.container = info.container = container; 1418 mPendingAddInfo.screen = info.screen = screen; 1419 mPendingAddInfo.dropPos = loc; 1420 if (cell != null) { 1421 mPendingAddInfo.cellX = cell[0]; 1422 mPendingAddInfo.cellY = cell[1]; 1423 } 1424 1425 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1426 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1427 addAppWidgetImpl(appWidgetId, info); 1428 } 1429 1430 void processShortcut(Intent intent) { 1431 // Handle case where user selected "Applications" 1432 String applicationName = getResources().getString(R.string.group_applications); 1433 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1434 1435 if (applicationName != null && applicationName.equals(shortcutName)) { 1436 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1437 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1438 1439 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1440 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1441 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1442 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1443 } else { 1444 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1445 } 1446 } 1447 1448 void processWallpaper(Intent intent) { 1449 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1450 } 1451 1452 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1453 int cellY) { 1454 final FolderInfo folderInfo = new FolderInfo(); 1455 folderInfo.title = getText(R.string.folder_name); 1456 1457 // Update the model 1458 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1459 false); 1460 sFolders.put(folderInfo.id, folderInfo); 1461 1462 // Create the view 1463 FolderIcon newFolder = 1464 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1465 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1466 isWorkspaceLocked()); 1467 return newFolder; 1468 } 1469 1470 void removeFolder(FolderInfo folder) { 1471 sFolders.remove(folder.id); 1472 } 1473 1474 private void showNotifications() { 1475 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1476 if (statusBar != null) { 1477 statusBar.expand(); 1478 } 1479 } 1480 1481 private void startWallpaper() { 1482 showWorkspace(true); 1483 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1484 Intent chooser = Intent.createChooser(pickWallpaper, 1485 getText(R.string.chooser_wallpaper)); 1486 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1487 // Removed in Eclair MR1 1488// WallpaperManager wm = (WallpaperManager) 1489// getSystemService(Context.WALLPAPER_SERVICE); 1490// WallpaperInfo wi = wm.getWallpaperInfo(); 1491// if (wi != null && wi.getSettingsActivity() != null) { 1492// LabeledIntent li = new LabeledIntent(getPackageName(), 1493// R.string.configure_wallpaper, 0); 1494// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1495// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1496// } 1497 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1498 } 1499 1500 /** 1501 * Registers various content observers. The current implementation registers 1502 * only a favorites observer to keep track of the favorites applications. 1503 */ 1504 private void registerContentObservers() { 1505 ContentResolver resolver = getContentResolver(); 1506 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1507 true, mWidgetObserver); 1508 } 1509 1510 @Override 1511 public boolean dispatchKeyEvent(KeyEvent event) { 1512 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1513 switch (event.getKeyCode()) { 1514 case KeyEvent.KEYCODE_HOME: 1515 return true; 1516 case KeyEvent.KEYCODE_VOLUME_DOWN: 1517 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1518 dumpState(); 1519 return true; 1520 } 1521 break; 1522 } 1523 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1524 switch (event.getKeyCode()) { 1525 case KeyEvent.KEYCODE_HOME: 1526 return true; 1527 } 1528 } 1529 1530 return super.dispatchKeyEvent(event); 1531 } 1532 1533 @Override 1534 public void onBackPressed() { 1535 if (mState == State.APPS_CUSTOMIZE) { 1536 showWorkspace(true); 1537 } else if (mWorkspace.getOpenFolder() != null) { 1538 Folder openFolder = mWorkspace.getOpenFolder(); 1539 if (openFolder.isEditingName()) { 1540 openFolder.dismissEditingName(); 1541 } else { 1542 closeFolder(); 1543 } 1544 } else { 1545 mWorkspace.exitWidgetResizeMode(); 1546 1547 // Back button is a no-op here, but give at least some feedback for the button press 1548 mWorkspace.showOutlinesTemporarily(); 1549 } 1550 } 1551 1552 public void closeFolder() { 1553 Folder folder = mWorkspace.getOpenFolder(); 1554 if (folder != null) { 1555 closeFolder(folder); 1556 } 1557 } 1558 1559 void closeFolder(Folder folder) { 1560 folder.getInfo().opened = false; 1561 1562 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1563 if (parent != null) { 1564 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 1565 shrinkAndFadeInFolderIcon(fi); 1566 mDragController.removeDropTarget((DropTarget)folder); 1567 } 1568 folder.animateClosed(); 1569 } 1570 1571 /** 1572 * Re-listen when widgets are reset. 1573 */ 1574 private void onAppWidgetReset() { 1575 if (mAppWidgetHost != null) { 1576 mAppWidgetHost.startListening(); 1577 } 1578 } 1579 1580 /** 1581 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1582 * leak the previous Home screen on orientation change. 1583 */ 1584 private void unbindWorkspaceAndHotseatItems() { 1585 LauncherModel.unbindWorkspaceItems(); 1586 } 1587 1588 /** 1589 * Launches the intent referred by the clicked shortcut. 1590 * 1591 * @param v The view representing the clicked shortcut. 1592 */ 1593 public void onClick(View v) { 1594 Object tag = v.getTag(); 1595 if (tag instanceof ShortcutInfo) { 1596 // Open shortcut 1597 final Intent intent = ((ShortcutInfo) tag).intent; 1598 int[] pos = new int[2]; 1599 v.getLocationOnScreen(pos); 1600 intent.setSourceBounds(new Rect(pos[0], pos[1], 1601 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1602 boolean success = startActivitySafely(intent, tag); 1603 1604 if (success && v instanceof BubbleTextView) { 1605 mWaitingForResume = (BubbleTextView) v; 1606 mWaitingForResume.setStayPressed(true); 1607 } 1608 } else if (tag instanceof FolderInfo) { 1609 if (v instanceof FolderIcon) { 1610 FolderIcon fi = (FolderIcon) v; 1611 handleFolderClick(fi); 1612 } 1613 } else if (v == mAllAppsButton) { 1614 if (mState == State.APPS_CUSTOMIZE) { 1615 showWorkspace(true); 1616 } else { 1617 showAllApps(true); 1618 } 1619 } 1620 } 1621 1622 public boolean onTouch(View v, MotionEvent event) { 1623 // this is an intercepted event being forwarded from mWorkspace; 1624 // clicking anywhere on the workspace causes the customization drawer to slide down 1625 showWorkspace(true); 1626 return false; 1627 } 1628 1629 /** 1630 * Event handler for the search button 1631 * 1632 * @param v The view that was clicked. 1633 */ 1634 public void onClickSearchButton(View v) { 1635 startSearch(null, false, null, true); 1636 // Use a custom animation for launching search 1637 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1638 } 1639 1640 /** 1641 * Event handler for the voice button 1642 * 1643 * @param v The view that was clicked. 1644 */ 1645 public void onClickVoiceButton(View v) { 1646 startVoiceSearch(); 1647 } 1648 1649 private void startVoiceSearch() { 1650 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1651 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1652 startActivity(intent); 1653 } 1654 1655 /** 1656 * Event handler for the "gear" button that appears on the home screen, which 1657 * enters home screen customization mode. 1658 * 1659 * @param v The view that was clicked. 1660 */ 1661 public void onClickConfigureButton(View v) { 1662 addItems(); 1663 } 1664 1665 /** 1666 * Event handler for the "grid" button that appears on the home screen, which 1667 * enters all apps mode. 1668 * 1669 * @param v The view that was clicked. 1670 */ 1671 public void onClickAllAppsButton(View v) { 1672 showAllApps(true); 1673 } 1674 1675 public void onClickAppMarketButton(View v) { 1676 if (mAppMarketIntent != null) { 1677 startActivitySafely(mAppMarketIntent, "app market"); 1678 } 1679 } 1680 1681 void startApplicationDetailsActivity(ComponentName componentName) { 1682 String packageName = componentName.getPackageName(); 1683 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1684 Uri.fromParts("package", packageName, null)); 1685 startActivity(intent); 1686 } 1687 1688 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1689 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1690 // System applications cannot be installed. For now, show a toast explaining that. 1691 // We may give them the option of disabling apps this way. 1692 int messageId = R.string.uninstall_system_app_text; 1693 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1694 } else { 1695 String packageName = appInfo.componentName.getPackageName(); 1696 String className = appInfo.componentName.getClassName(); 1697 Intent intent = new Intent( 1698 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1699 startActivity(intent); 1700 } 1701 } 1702 1703 boolean startActivitySafely(Intent intent, Object tag) { 1704 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1705 try { 1706 startActivity(intent); 1707 return true; 1708 } catch (ActivityNotFoundException e) { 1709 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1710 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1711 } catch (SecurityException e) { 1712 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1713 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1714 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1715 "or use the exported attribute for this activity. " 1716 + "tag="+ tag + " intent=" + intent, e); 1717 } 1718 return false; 1719 } 1720 1721 void startActivityForResultSafely(Intent intent, int requestCode) { 1722 try { 1723 startActivityForResult(intent, requestCode); 1724 } catch (ActivityNotFoundException e) { 1725 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1726 } catch (SecurityException e) { 1727 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1728 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1729 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1730 "or use the exported attribute for this activity.", e); 1731 } 1732 } 1733 1734 private void handleFolderClick(FolderIcon folderIcon) { 1735 final FolderInfo info = folderIcon.mInfo; 1736 if (!info.opened) { 1737 // Close any open folder 1738 closeFolder(); 1739 // Open the requested folder 1740 openFolder(folderIcon); 1741 } else { 1742 // Find the open folder... 1743 Folder openFolder = mWorkspace.getFolderForTag(info); 1744 int folderScreen; 1745 if (openFolder != null) { 1746 folderScreen = mWorkspace.getPageForView(openFolder); 1747 // .. and close it 1748 closeFolder(openFolder); 1749 if (folderScreen != mWorkspace.getCurrentPage()) { 1750 // Close any folder open on the current screen 1751 closeFolder(); 1752 // Pull the folder onto this screen 1753 openFolder(folderIcon); 1754 } 1755 } 1756 } 1757 } 1758 1759 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1760 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1761 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1762 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1763 1764 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1765 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1766 oa.start(); 1767 } 1768 1769 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1770 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1771 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1772 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1773 1774 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1775 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1776 oa.start(); 1777 } 1778 1779 /** 1780 * Opens the user folder described by the specified tag. The opening of the folder 1781 * is animated relative to the specified View. If the View is null, no animation 1782 * is played. 1783 * 1784 * @param folderInfo The FolderInfo describing the folder to open. 1785 */ 1786 public void openFolder(FolderIcon folderIcon) { 1787 Folder folder = folderIcon.mFolder; 1788 FolderInfo info = folder.mInfo; 1789 1790 growAndFadeOutFolderIcon(folderIcon); 1791 info.opened = true; 1792 1793 mDragLayer.addView(folder); 1794 mDragController.addDropTarget((DropTarget) folder); 1795 1796 folder.animateOpen(); 1797 folder.onOpen(); 1798 } 1799 1800 public boolean onLongClick(View v) { 1801 if (mState != State.WORKSPACE) { 1802 return false; 1803 } 1804 1805 if (isWorkspaceLocked()) { 1806 return false; 1807 } 1808 1809 if (!(v instanceof CellLayout)) { 1810 v = (View) v.getParent().getParent(); 1811 } 1812 1813 resetAddInfo(); 1814 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 1815 // This happens when long clicking an item with the dpad/trackball 1816 if (longClickCellInfo == null) { 1817 return true; 1818 } 1819 1820 // The hotseat touch handling does not go through Workspace, and we always allow long press 1821 // on hotseat items. 1822 final View itemUnderLongClick = longClickCellInfo.cell; 1823 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 1824 if (allowLongPress && !mDragController.isDragging()) { 1825 if (itemUnderLongClick == null) { 1826 // User long pressed on empty space 1827 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 1828 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 1829 addItems(); 1830 } else { 1831 if (!(itemUnderLongClick instanceof Folder)) { 1832 // User long pressed on an item 1833 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 1834 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 1835 mWorkspace.startDrag(longClickCellInfo); 1836 } 1837 } 1838 } 1839 return true; 1840 } 1841 1842 boolean isHotseatLayout(View layout) { 1843 return mHotseat != null && layout != null && 1844 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 1845 } 1846 Hotseat getHotseat() { 1847 return mHotseat; 1848 } 1849 1850 /** 1851 * Returns the CellLayout of the specified container at the specified screen. 1852 */ 1853 CellLayout getCellLayout(long container, int screen) { 1854 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1855 if (mHotseat != null) { 1856 return mHotseat.getLayout(); 1857 } else { 1858 return null; 1859 } 1860 } else { 1861 return (CellLayout) mWorkspace.getChildAt(screen); 1862 } 1863 } 1864 1865 Workspace getWorkspace() { 1866 return mWorkspace; 1867 } 1868 1869 @Override 1870 protected Dialog onCreateDialog(int id) { 1871 switch (id) { 1872 case DIALOG_CREATE_SHORTCUT: 1873 return new CreateShortcut().createDialog(); 1874 case DIALOG_RENAME_FOLDER: 1875 return new RenameFolder().createDialog(); 1876 } 1877 1878 return super.onCreateDialog(id); 1879 } 1880 1881 @Override 1882 protected void onPrepareDialog(int id, Dialog dialog) { 1883 switch (id) { 1884 case DIALOG_CREATE_SHORTCUT: 1885 break; 1886 case DIALOG_RENAME_FOLDER: 1887 if (mFolderInfo != null) { 1888 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 1889 final CharSequence text = mFolderInfo.title; 1890 input.setText(text); 1891 input.setSelection(0, text.length()); 1892 } 1893 break; 1894 } 1895 } 1896 1897 void showRenameDialog(FolderInfo info) { 1898 mFolderInfo = info; 1899 mWaitingForResult = true; 1900 showDialog(DIALOG_RENAME_FOLDER); 1901 } 1902 1903 private void showAddDialog() { 1904 resetAddInfo(); 1905 mPendingAddInfo.container = LauncherSettings.Favorites.CONTAINER_DESKTOP; 1906 mPendingAddInfo.screen = mWorkspace.getCurrentPage(); 1907 mWaitingForResult = true; 1908 showDialog(DIALOG_CREATE_SHORTCUT); 1909 } 1910 1911 private void pickShortcut() { 1912 // Insert extra item to handle picking application 1913 Bundle bundle = new Bundle(); 1914 1915 ArrayList<String> shortcutNames = new ArrayList<String>(); 1916 shortcutNames.add(getString(R.string.group_applications)); 1917 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 1918 1919 ArrayList<ShortcutIconResource> shortcutIcons = new ArrayList<ShortcutIconResource>(); 1920 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 1921 R.drawable.ic_launcher_application)); 1922 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 1923 1924 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1925 pickIntent.putExtra(Intent.EXTRA_INTENT, new Intent(Intent.ACTION_CREATE_SHORTCUT)); 1926 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_shortcut)); 1927 pickIntent.putExtras(bundle); 1928 1929 startActivityForResult(pickIntent, REQUEST_PICK_SHORTCUT); 1930 } 1931 1932 private class RenameFolder { 1933 private EditText mInput; 1934 1935 Dialog createDialog() { 1936 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 1937 mInput = (EditText) layout.findViewById(R.id.folder_name); 1938 1939 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 1940 builder.setIcon(0); 1941 builder.setTitle(getString(R.string.rename_folder_title)); 1942 builder.setCancelable(true); 1943 builder.setOnCancelListener(new Dialog.OnCancelListener() { 1944 public void onCancel(DialogInterface dialog) { 1945 cleanup(); 1946 } 1947 }); 1948 builder.setNegativeButton(getString(R.string.cancel_action), 1949 new Dialog.OnClickListener() { 1950 public void onClick(DialogInterface dialog, int which) { 1951 cleanup(); 1952 } 1953 } 1954 ); 1955 builder.setPositiveButton(getString(R.string.rename_action), 1956 new Dialog.OnClickListener() { 1957 public void onClick(DialogInterface dialog, int which) { 1958 changeFolderName(); 1959 } 1960 } 1961 ); 1962 builder.setView(layout); 1963 1964 final AlertDialog dialog = builder.create(); 1965 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 1966 public void onShow(DialogInterface dialog) { 1967 mWaitingForResult = true; 1968 mInput.requestFocus(); 1969 InputMethodManager inputManager = (InputMethodManager) 1970 getSystemService(Context.INPUT_METHOD_SERVICE); 1971 inputManager.showSoftInput(mInput, 0); 1972 } 1973 }); 1974 1975 return dialog; 1976 } 1977 1978 private void changeFolderName() { 1979 final String name = mInput.getText().toString(); 1980 if (!TextUtils.isEmpty(name)) { 1981 // Make sure we have the right folder info 1982 mFolderInfo = sFolders.get(mFolderInfo.id); 1983 mFolderInfo.title = name; 1984 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 1985 1986 if (mWorkspaceLoading) { 1987 lockAllApps(); 1988 mModel.startLoader(Launcher.this, false); 1989 } else { 1990 final FolderIcon folderIcon = (FolderIcon) 1991 mWorkspace.getViewForTag(mFolderInfo); 1992 if (folderIcon != null) { 1993 // TODO: At some point we'll probably want some version of setting 1994 // the text for a folder icon. 1995 //folderIcon.setText(name); 1996 getWorkspace().requestLayout(); 1997 } else { 1998 lockAllApps(); 1999 mWorkspaceLoading = true; 2000 mModel.startLoader(Launcher.this, false); 2001 } 2002 } 2003 } 2004 cleanup(); 2005 } 2006 2007 private void cleanup() { 2008 dismissDialog(DIALOG_RENAME_FOLDER); 2009 mWaitingForResult = false; 2010 mFolderInfo = null; 2011 } 2012 } 2013 2014 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2015 public boolean isAllAppsVisible() { 2016 return (mState == State.APPS_CUSTOMIZE); 2017 } 2018 2019 // AllAppsView.Watcher 2020 public void zoomed(float zoom) { 2021 if (zoom == 1.0f) { 2022 mWorkspace.setVisibility(View.GONE); 2023 } 2024 } 2025 2026 /** 2027 * Helper method for the cameraZoomIn/cameraZoomOut animations 2028 * @param view The view being animated 2029 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2030 * @param scaleFactor The scale factor used for the zoom 2031 */ 2032 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2033 final int height = view.getHeight(); 2034 2035 view.setPivotX(view.getWidth() / 2.0f); 2036 // Set pivotY so that at the starting zoom factor, the view is partially 2037 // visible. Modifying initialHeightFactor changes how much of the view is 2038 // initially showing, and hence the perceived angle from which the view enters. 2039 if (state == State.APPS_CUSTOMIZE) { 2040 final float initialHeightFactor = 0.175f; 2041 view.setPivotY((1 - initialHeightFactor) * height); 2042 } else { 2043 final float initialHeightFactor = 0.2f; 2044 view.setPivotY(-initialHeightFactor * height); 2045 } 2046 } 2047 2048 /** 2049 * Zoom the camera out from the workspace to reveal 'toView'. 2050 * Assumes that the view to show is anchored at either the very top or very bottom 2051 * of the screen. 2052 * @param toState The state to zoom out to. Must be APPS_CUSTOMIZE. 2053 */ 2054 private void cameraZoomOut(State toState, boolean animated, final boolean springLoaded) { 2055 final Resources res = getResources(); 2056 2057 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2058 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2059 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2060 final View toView = mAppsCustomizeTabHost; 2061 2062 setPivotsForZoom(toView, toState, scale); 2063 2064 // Shrink workspaces away if going to AppsCustomize from workspace 2065 mWorkspace.shrink(Workspace.State.SMALL, animated); 2066 2067 if (animated) { 2068 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2069 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2070 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2071 public void onAnimationUpdate(float a, float b) { 2072 ((View) toView.getParent()).fastInvalidate(); 2073 toView.setFastScaleX(a * scale + b * 1f); 2074 toView.setFastScaleY(a * scale + b * 1f); 2075 } 2076 }); 2077 2078 toView.setVisibility(View.VISIBLE); 2079 toView.setFastAlpha(0f); 2080 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2081 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2082 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2083 public void onAnimationUpdate(float a, float b) { 2084 // don't need to invalidate because we do so above 2085 toView.setFastAlpha(a * 0f + b * 1f); 2086 } 2087 }); 2088 alphaAnim.start(); 2089 2090 if (toView instanceof LauncherTransitionable) { 2091 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim, false); 2092 } 2093 scaleAnim.addListener(new AnimatorListenerAdapter() { 2094 @Override 2095 public void onAnimationStart(Animator animation) { 2096 // Prepare the position 2097 toView.setTranslationX(0.0f); 2098 toView.setTranslationY(0.0f); 2099 toView.setVisibility(View.VISIBLE); 2100 toView.bringToFront(); 2101 } 2102 @Override 2103 public void onAnimationEnd(Animator animation) { 2104 // If we don't set the final scale values here, if this animation is cancelled 2105 // it will have the wrong scale value and subsequent cameraPan animations will 2106 // not fix that 2107 toView.setScaleX(1.0f); 2108 toView.setScaleY(1.0f); 2109 if (toView instanceof LauncherTransitionable) { 2110 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim, false); 2111 } 2112 2113 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2114 // Hide the workspace scrollbar 2115 mWorkspace.hideScrollingIndicator(true); 2116 mWorkspace.hideDockDivider(true); 2117 } 2118 } 2119 }); 2120 2121 // toView should appear right at the end of the workspace shrink animation 2122 final int startDelay = 0; 2123 2124 if (mStateAnimation != null) mStateAnimation.cancel(); 2125 mStateAnimation = new AnimatorSet(); 2126 mStateAnimation.play(scaleAnim).after(startDelay); 2127 mStateAnimation.start(); 2128 } else { 2129 toView.setTranslationX(0.0f); 2130 toView.setTranslationY(0.0f); 2131 toView.setScaleX(1.0f); 2132 toView.setScaleY(1.0f); 2133 toView.setVisibility(View.VISIBLE); 2134 toView.bringToFront(); 2135 if (toView instanceof LauncherTransitionable) { 2136 ((LauncherTransitionable) toView).onLauncherTransitionStart(null, false); 2137 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null, false); 2138 2139 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2140 // Hide the workspace scrollbar 2141 mWorkspace.hideScrollingIndicator(true); 2142 mWorkspace.hideDockDivider(true); 2143 } 2144 } 2145 } 2146 } 2147 2148 /** 2149 * Zoom the camera back into the workspace, hiding 'fromView'. 2150 * This is the opposite of cameraZoomOut. 2151 * @param fromState The current state (must be APPS_CUSTOMIZE). 2152 * @param animated If true, the transition will be animated. 2153 */ 2154 private void cameraZoomIn(State fromState, boolean animated, final boolean springLoaded) { 2155 Resources res = getResources(); 2156 2157 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2158 final float scaleFactor = (float) 2159 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2160 final View fromView = mAppsCustomizeTabHost; 2161 2162 setPivotsForZoom(fromView, fromState, scaleFactor); 2163 2164 if (!springLoaded) { 2165 mWorkspace.unshrink(animated); 2166 } 2167 if (animated) { 2168 if (mStateAnimation != null) mStateAnimation.cancel(); 2169 mStateAnimation = new AnimatorSet(); 2170 2171 final float oldScaleX = fromView.getScaleX(); 2172 final float oldScaleY = fromView.getScaleY(); 2173 2174 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2175 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2176 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2177 public void onAnimationUpdate(float a, float b) { 2178 ((View)fromView.getParent()).fastInvalidate(); 2179 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2180 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2181 } 2182 }); 2183 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2184 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2185 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2186 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2187 public void onAnimationUpdate(float a, float b) { 2188 // don't need to invalidate because we do so above 2189 fromView.setFastAlpha(a * 1f + b * 0f); 2190 } 2191 }); 2192 if (fromView instanceof LauncherTransitionable) { 2193 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim, true); 2194 } 2195 alphaAnim.addListener(new AnimatorListenerAdapter() { 2196 @Override 2197 public void onAnimationStart(android.animation.Animator animation) { 2198 if (!springLoaded) { 2199 mWorkspace.showDockDivider(false); 2200 } 2201 } 2202 @Override 2203 public void onAnimationEnd(Animator animation) { 2204 fromView.setVisibility(View.GONE); 2205 if (fromView instanceof LauncherTransitionable) { 2206 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim,true); 2207 } 2208 mWorkspace.flashScrollingIndicator(); 2209 } 2210 }); 2211 2212 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2213 mStateAnimation.start(); 2214 } else { 2215 fromView.setVisibility(View.GONE); 2216 if (fromView instanceof LauncherTransitionable) { 2217 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null, true); 2218 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null, true); 2219 2220 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2221 // Flash the workspace scrollbar 2222 mWorkspace.showDockDivider(true); 2223 mWorkspace.flashScrollingIndicator(); 2224 } 2225 } 2226 } 2227 } 2228 2229 void showWorkspace(boolean animated) { 2230 showWorkspace(animated, null); 2231 } 2232 2233 void showWorkspace(boolean animated, CellLayout layout) { 2234 if (layout != null) { 2235 // always animated, but that's ok since we never specify a layout and 2236 // want no animation 2237 mWorkspace.unshrink(layout); 2238 } else { 2239 mWorkspace.unshrink(animated); 2240 } 2241 if (mState == State.APPS_CUSTOMIZE) { 2242 closeAllApps(animated); 2243 } 2244 2245 // Change the state *after* we've called all the transition code 2246 mState = State.WORKSPACE; 2247 2248 // Resume the auto-advance of widgets 2249 mUserPresent = true; 2250 updateRunning(); 2251 2252 // send an accessibility event to announce the context change 2253 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2254 } 2255 2256 void enterSpringLoadedDragMode(CellLayout layout) { 2257 if (mState == State.APPS_CUSTOMIZE) { 2258 mWorkspace.enterSpringLoadedDragMode(layout); 2259 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2260 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2261 } 2262 // Otherwise, we are not in spring loaded mode, so don't do anything. 2263 } 2264 void exitSpringLoadedDragModeDelayed(boolean extendedDelay) { 2265 mWorkspace.postDelayed(new Runnable() { 2266 @Override 2267 public void run() { 2268 exitSpringLoadedDragMode(); 2269 } 2270 }, (extendedDelay ? 2271 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2272 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2273 } 2274 void exitSpringLoadedDragMode() { 2275 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2276 mWorkspace.exitSpringLoadedDragMode(Workspace.State.SMALL); 2277 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2278 mState = State.APPS_CUSTOMIZE; 2279 } 2280 // Otherwise, we are not in spring loaded mode, so don't do anything. 2281 } 2282 2283 public boolean isAllAppsCustomizeOpen() { 2284 return mState == State.APPS_CUSTOMIZE; 2285 } 2286 2287 /** 2288 * Shows the hotseat area. 2289 */ 2290 void showHotseat(boolean animated) { 2291 if (!LauncherApplication.isScreenLarge()) { 2292 if (animated) { 2293 int duration = mSearchDeleteBar.getTransitionInDuration(); 2294 mHotseat.animate().alpha(1f).setDuration(duration); 2295 } else { 2296 mHotseat.setAlpha(1f); 2297 } 2298 } 2299 } 2300 2301 /** 2302 * Hides the hotseat area. 2303 */ 2304 void hideHotseat(boolean animated) { 2305 if (!LauncherApplication.isScreenLarge()) { 2306 if (animated) { 2307 int duration = mSearchDeleteBar.getTransitionOutDuration(); 2308 mHotseat.animate().alpha(0f).setDuration(duration); 2309 } else { 2310 mHotseat.setAlpha(0f); 2311 } 2312 } 2313 } 2314 2315 void showAllApps(boolean animated) { 2316 if (mState != State.WORKSPACE) return; 2317 2318 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2319 mAppsCustomizeTabHost.requestFocus(); 2320 2321 // Hide the search bar and hotseat 2322 mSearchDeleteBar.hideSearchBar(animated); 2323 hideHotseat(animated); 2324 2325 // Change the state *after* we've called all the transition code 2326 mState = State.APPS_CUSTOMIZE; 2327 2328 // Pause the auto-advance of widgets until we are out of AllApps 2329 mUserPresent = false; 2330 updateRunning(); 2331 2332 // Send an accessibility event to announce the context change 2333 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2334 } 2335 2336 /** 2337 * Things to test when changing this code. 2338 * - Home from workspace 2339 * - from center screen 2340 * - from other screens 2341 * - Home from all apps 2342 * - from center screen 2343 * - from other screens 2344 * - Back from all apps 2345 * - from center screen 2346 * - from other screens 2347 * - Launch app from workspace and quit 2348 * - with back 2349 * - with home 2350 * - Launch app from all apps and quit 2351 * - with back 2352 * - with home 2353 * - Go to a screen that's not the default, then all 2354 * apps, and launch and app, and go back 2355 * - with back 2356 * -with home 2357 * - On workspace, long press power and go back 2358 * - with back 2359 * - with home 2360 * - On all apps, long press power and go back 2361 * - with back 2362 * - with home 2363 * - On workspace, power off 2364 * - On all apps, power off 2365 * - Launch an app and turn off the screen while in that app 2366 * - Go back with home key 2367 * - Go back with back key TODO: make this not go to workspace 2368 * - From all apps 2369 * - From workspace 2370 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2371 * - From all apps 2372 * - From the center workspace 2373 * - From another workspace 2374 */ 2375 void closeAllApps(boolean animated) { 2376 if (mState == State.APPS_CUSTOMIZE || mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2377 mWorkspace.setVisibility(View.VISIBLE); 2378 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 2379 2380 // Show the search bar and hotseat 2381 mSearchDeleteBar.showSearchBar(animated); 2382 showHotseat(animated); 2383 2384 // Set focus to the AppsCustomize button 2385 if (mAllAppsButton != null) { 2386 mAllAppsButton.requestFocus(); 2387 } 2388 } 2389 } 2390 2391 void lockAllApps() { 2392 // TODO 2393 } 2394 2395 void unlockAllApps() { 2396 // TODO 2397 } 2398 2399 /** 2400 * Add an item from all apps or customize onto the given workspace screen. 2401 * If layout is null, add to the current screen. 2402 */ 2403 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2404 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2405 showOutOfSpaceMessage(); 2406 } else { 2407 layout.animateDrop(); 2408 } 2409 } 2410 2411 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2412 try { 2413 PackageManager packageManager = getPackageManager(); 2414 // Look for the toolbar icon specified in the activity meta-data 2415 Bundle metaData = packageManager.getActivityInfo( 2416 activityName, PackageManager.GET_META_DATA).metaData; 2417 if (metaData != null) { 2418 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2419 if (iconResId != 0) { 2420 Resources res = packageManager.getResourcesForActivity(activityName); 2421 return res.getDrawable(iconResId); 2422 } 2423 } 2424 } catch (NameNotFoundException e) { 2425 // This can happen if the activity defines an invalid drawable 2426 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2427 " not found", e); 2428 } catch (Resources.NotFoundException nfe) { 2429 // This can happen if the activity defines an invalid drawable 2430 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2431 nfe); 2432 } 2433 return null; 2434 } 2435 2436 // if successful in getting icon, return it; otherwise, set button to use default drawable 2437 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2438 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2439 TextView button = (TextView) findViewById(buttonId); 2440 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2441 2442 // If we were unable to find the icon via the meta-data, use a generic one 2443 if (toolbarIcon == null) { 2444 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 2445 return null; 2446 } else { 2447 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 2448 return toolbarIcon.getConstantState(); 2449 } 2450 } 2451 2452 // if successful in getting icon, return it; otherwise, set button to use default drawable 2453 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2454 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2455 ImageView button = (ImageView) findViewById(buttonId); 2456 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2457 2458 if (button != null) { 2459 // If we were unable to find the icon via the meta-data, use a 2460 // generic one 2461 if (toolbarIcon == null) { 2462 button.setImageResource(fallbackDrawableId); 2463 } else { 2464 button.setImageDrawable(toolbarIcon); 2465 } 2466 } 2467 2468 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2469 2470 } 2471 2472 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2473 TextView button = (TextView) findViewById(buttonId); 2474 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2475 } 2476 2477 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2478 ImageView button = (ImageView) findViewById(buttonId); 2479 button.setImageDrawable(d.newDrawable(getResources())); 2480 } 2481 2482 private void updateGlobalSearchIcon() { 2483 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2484 final View searchDivider = findViewById(R.id.search_divider); 2485 2486 final SearchManager searchManager = 2487 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2488 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2489 if (activityName != null) { 2490 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 2491 R.id.search_button, activityName, R.drawable.ic_search_normal_holo); 2492 searchButton.setVisibility(View.VISIBLE); 2493 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2494 } else { 2495 searchButton.setVisibility(View.GONE); 2496 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2497 } 2498 } 2499 2500 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2501 updateButtonWithDrawable(R.id.search_button, d); 2502 } 2503 2504 private void updateVoiceSearchIcon() { 2505 final View searchDivider = findViewById(R.id.search_divider); 2506 final View voiceButton = findViewById(R.id.voice_button); 2507 2508 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2509 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2510 if (activityName != null) { 2511 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 2512 R.id.voice_button, activityName, R.drawable.ic_voice_search_holo); 2513 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2514 voiceButton.setVisibility(View.VISIBLE); 2515 } else { 2516 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2517 voiceButton.setVisibility(View.GONE); 2518 } 2519 } 2520 2521 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2522 updateButtonWithDrawable(R.id.voice_button, d); 2523 } 2524 2525 /** 2526 * Sets the app market icon 2527 */ 2528 private void updateAppMarketIcon() { 2529 final View marketButton = findViewById(R.id.market_button); 2530 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2531 // Find the app market activity by resolving an intent. 2532 // (If multiple app markets are installed, it will return the ResolverActivity.) 2533 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2534 if (activityName != null) { 2535 mAppMarketIntent = intent; 2536 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 2537 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo); 2538 marketButton.setVisibility(View.VISIBLE); 2539 2540 // Remove the shop icon text in the Phone UI 2541 if (!LauncherApplication.isScreenLarge()) { 2542 ((TextView) marketButton).setText(""); 2543 } 2544 } else { 2545 // We should hide and disable the view so that we don't try and restore the visibility 2546 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2547 marketButton.setVisibility(View.GONE); 2548 marketButton.setEnabled(false); 2549 } 2550 } 2551 2552 private void updateAppMarketIcon(Drawable.ConstantState d) { 2553 updateTextButtonWithDrawable(R.id.market_button, d); 2554 } 2555 2556 /** 2557 * Displays the shortcut creation dialog and launches, if necessary, the 2558 * appropriate activity. 2559 */ 2560 private class CreateShortcut implements DialogInterface.OnClickListener, 2561 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 2562 DialogInterface.OnShowListener { 2563 2564 private AddAdapter mAdapter; 2565 2566 Dialog createDialog() { 2567 mAdapter = new AddAdapter(Launcher.this); 2568 2569 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 2570 AlertDialog.THEME_HOLO_DARK); 2571 builder.setAdapter(mAdapter, this); 2572 2573 AlertDialog dialog = builder.create(); 2574 dialog.setOnCancelListener(this); 2575 dialog.setOnDismissListener(this); 2576 dialog.setOnShowListener(this); 2577 2578 return dialog; 2579 } 2580 2581 public void onCancel(DialogInterface dialog) { 2582 mWaitingForResult = false; 2583 cleanup(); 2584 } 2585 2586 public void onDismiss(DialogInterface dialog) { 2587 mWaitingForResult = false; 2588 cleanup(); 2589 } 2590 2591 private void cleanup() { 2592 try { 2593 dismissDialog(DIALOG_CREATE_SHORTCUT); 2594 } catch (Exception e) { 2595 // An exception is thrown if the dialog is not visible, which is fine 2596 } 2597 } 2598 2599 /** 2600 * Handle the action clicked in the "Add to home" dialog. 2601 */ 2602 public void onClick(DialogInterface dialog, int which) { 2603 cleanup(); 2604 2605 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 2606 switch (item.actionTag) { 2607 case AddAdapter.ITEM_SHORTCUT: { 2608 if (mAppsCustomizeTabHost != null) { 2609 mAppsCustomizeTabHost.selectShortcutsTab(); 2610 } 2611 showAllApps(true); 2612 break; 2613 } 2614 case AddAdapter.ITEM_APPLICATION: { 2615 if (mAppsCustomizeTabHost != null) { 2616 mAppsCustomizeTabHost.selectAppsTab(); 2617 } 2618 showAllApps(true); 2619 break; 2620 } 2621 case AddAdapter.ITEM_APPWIDGET: { 2622 if (mAppsCustomizeTabHost != null) { 2623 mAppsCustomizeTabHost.selectWidgetsTab(); 2624 } 2625 showAllApps(true); 2626 break; 2627 } 2628 case AddAdapter.ITEM_WALLPAPER: { 2629 startWallpaper(); 2630 break; 2631 } 2632 } 2633 } 2634 2635 public void onShow(DialogInterface dialog) { 2636 mWaitingForResult = true; 2637 } 2638 } 2639 2640 /** 2641 * Receives notifications when applications are added/removed. 2642 */ 2643 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2644 @Override 2645 public void onReceive(Context context, Intent intent) { 2646 closeSystemDialogs(); 2647 String reason = intent.getStringExtra("reason"); 2648 if (!"homekey".equals(reason)) { 2649 boolean animate = true; 2650 if (mPaused || "lock".equals(reason)) { 2651 animate = false; 2652 } 2653 showWorkspace(animate); 2654 } 2655 } 2656 } 2657 2658 /** 2659 * Receives notifications whenever the appwidgets are reset. 2660 */ 2661 private class AppWidgetResetObserver extends ContentObserver { 2662 public AppWidgetResetObserver() { 2663 super(new Handler()); 2664 } 2665 2666 @Override 2667 public void onChange(boolean selfChange) { 2668 onAppWidgetReset(); 2669 } 2670 } 2671 2672 /** 2673 * If the activity is currently paused, signal that we need to re-run the loader 2674 * in onResume. 2675 * 2676 * This needs to be called from incoming places where resources might have been loaded 2677 * while we are paused. That is becaues the Configuration might be wrong 2678 * when we're not running, and if it comes back to what it was when we 2679 * were paused, we are not restarted. 2680 * 2681 * Implementation of the method from LauncherModel.Callbacks. 2682 * 2683 * @return true if we are currently paused. The caller might be able to 2684 * skip some work in that case since we will come back again. 2685 */ 2686 public boolean setLoadOnResume() { 2687 if (mPaused) { 2688 Log.i(TAG, "setLoadOnResume"); 2689 mOnResumeNeedsLoad = true; 2690 return true; 2691 } else { 2692 return false; 2693 } 2694 } 2695 2696 /** 2697 * Implementation of the method from LauncherModel.Callbacks. 2698 */ 2699 public int getCurrentWorkspaceScreen() { 2700 if (mWorkspace != null) { 2701 return mWorkspace.getCurrentPage(); 2702 } else { 2703 return SCREEN_COUNT / 2; 2704 } 2705 } 2706 2707 2708 /** 2709 * Refreshes the shortcuts shown on the workspace. 2710 * 2711 * Implementation of the method from LauncherModel.Callbacks. 2712 */ 2713 public void startBinding() { 2714 final Workspace workspace = mWorkspace; 2715 2716 mWorkspace.clearDropTargets(); 2717 int count = workspace.getChildCount(); 2718 for (int i = 0; i < count; i++) { 2719 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 2720 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 2721 layoutParent.removeAllViewsInLayout(); 2722 } 2723 if (mHotseat != null) { 2724 mHotseat.resetLayout(); 2725 } 2726 2727 // This wasn't being called before which resulted in a leak of AppWidgetHostViews 2728 unbindWorkspaceAndHotseatItems(); 2729 } 2730 2731 /** 2732 * Bind the items start-end from the list. 2733 * 2734 * Implementation of the method from LauncherModel.Callbacks. 2735 */ 2736 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 2737 setLoadOnResume(); 2738 2739 final Workspace workspace = mWorkspace; 2740 for (int i=start; i<end; i++) { 2741 final ItemInfo item = shortcuts.get(i); 2742 2743 // Short circuit if we are loading dock items for a configuration which has no dock 2744 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 2745 mHotseat == null) { 2746 continue; 2747 } 2748 2749 switch (item.itemType) { 2750 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 2751 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 2752 View shortcut = createShortcut((ShortcutInfo)item); 2753 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 2754 item.cellY, 1, 1, false); 2755 break; 2756 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2757 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 2758 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 2759 (FolderInfo) item, mIconCache); 2760 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 2761 item.cellY, 1, 1, false); 2762 break; 2763 } 2764 } 2765 workspace.requestLayout(); 2766 } 2767 2768 /** 2769 * Implementation of the method from LauncherModel.Callbacks. 2770 */ 2771 public void bindFolders(HashMap<Long, FolderInfo> folders) { 2772 setLoadOnResume(); 2773 sFolders.clear(); 2774 sFolders.putAll(folders); 2775 } 2776 2777 /** 2778 * Add the views for a widget to the workspace. 2779 * 2780 * Implementation of the method from LauncherModel.Callbacks. 2781 */ 2782 public void bindAppWidget(LauncherAppWidgetInfo item) { 2783 setLoadOnResume(); 2784 2785 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 2786 if (DEBUG_WIDGETS) { 2787 Log.d(TAG, "bindAppWidget: " + item); 2788 } 2789 final Workspace workspace = mWorkspace; 2790 2791 final int appWidgetId = item.appWidgetId; 2792 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 2793 if (DEBUG_WIDGETS) { 2794 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 2795 } 2796 2797 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 2798 2799 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 2800 item.hostView.setTag(item); 2801 2802 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 2803 item.cellY, item.spanX, item.spanY, false); 2804 2805 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 2806 2807 workspace.requestLayout(); 2808 2809 if (DEBUG_WIDGETS) { 2810 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 2811 + (SystemClock.uptimeMillis()-start) + "ms"); 2812 } 2813 } 2814 2815 /** 2816 * Callback saying that there aren't any more items to bind. 2817 * 2818 * Implementation of the method from LauncherModel.Callbacks. 2819 */ 2820 public void finishBindingItems() { 2821 setLoadOnResume(); 2822 2823 if (mSavedState != null) { 2824 if (!mWorkspace.hasFocus()) { 2825 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 2826 } 2827 mSavedState = null; 2828 } 2829 2830 if (mSavedInstanceState != null) { 2831 super.onRestoreInstanceState(mSavedInstanceState); 2832 mSavedInstanceState = null; 2833 } 2834 2835 mWorkspaceLoading = false; 2836 2837 // If we received the result of any pending adds while the loader was running (e.g. the 2838 // widget configuration forced an orientation change), process them now. 2839 for (int i = 0; i < sPendingAddList.size(); i++) { 2840 completeAdd(sPendingAddList.get(i)); 2841 } 2842 sPendingAddList.clear(); 2843 } 2844 2845 /** 2846 * Updates the icons on the launcher that are affected by changes to the package list 2847 * on the device. 2848 */ 2849 private void updateIconsAffectedByPackageManagerChanges() { 2850 updateAppMarketIcon(); 2851 updateVoiceSearchIcon(); 2852 } 2853 2854 @Override 2855 public void bindSearchablesChanged() { 2856 updateGlobalSearchIcon(); 2857 } 2858 2859 /** 2860 * Add the icons for all apps. 2861 * 2862 * Implementation of the method from LauncherModel.Callbacks. 2863 */ 2864 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 2865 if (mAppsCustomizeContent != null) { 2866 mAppsCustomizeContent.setApps(apps); 2867 } 2868 updateIconsAffectedByPackageManagerChanges(); 2869 updateGlobalSearchIcon(); 2870 } 2871 2872 /** 2873 * A package was installed. 2874 * 2875 * Implementation of the method from LauncherModel.Callbacks. 2876 */ 2877 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 2878 setLoadOnResume(); 2879 removeDialog(DIALOG_CREATE_SHORTCUT); 2880 2881 if (mAppsCustomizeContent != null) { 2882 mAppsCustomizeContent.addApps(apps); 2883 } 2884 updateIconsAffectedByPackageManagerChanges(); 2885 } 2886 2887 /** 2888 * A package was updated. 2889 * 2890 * Implementation of the method from LauncherModel.Callbacks. 2891 */ 2892 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 2893 setLoadOnResume(); 2894 removeDialog(DIALOG_CREATE_SHORTCUT); 2895 if (mWorkspace != null) { 2896 mWorkspace.updateShortcuts(apps); 2897 } 2898 2899 if (mAppsCustomizeContent != null) { 2900 mAppsCustomizeContent.updateApps(apps); 2901 } 2902 updateIconsAffectedByPackageManagerChanges(); 2903 } 2904 2905 /** 2906 * A package was uninstalled. 2907 * 2908 * Implementation of the method from LauncherModel.Callbacks. 2909 */ 2910 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 2911 removeDialog(DIALOG_CREATE_SHORTCUT); 2912 if (permanent) { 2913 mWorkspace.removeItems(apps); 2914 } 2915 2916 if (mAppsCustomizeContent != null) { 2917 mAppsCustomizeContent.removeApps(apps); 2918 } 2919 updateIconsAffectedByPackageManagerChanges(); 2920 } 2921 2922 /** 2923 * A number of packages were updated. 2924 */ 2925 public void bindPackagesUpdated() { 2926 2927 if (mAppsCustomizeContent != null) { 2928 mAppsCustomizeContent.onPackagesUpdated(); 2929 } 2930 } 2931 2932 private int mapConfigurationOriActivityInfoOri(int configOri) { 2933 final Display d = getWindowManager().getDefaultDisplay(); 2934 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 2935 switch (d.getRotation()) { 2936 case Surface.ROTATION_0: 2937 case Surface.ROTATION_180: 2938 // We are currently in the same basic orientation as the natural orientation 2939 naturalOri = configOri; 2940 break; 2941 case Surface.ROTATION_90: 2942 case Surface.ROTATION_270: 2943 // We are currently in the other basic orientation to the natural orientation 2944 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 2945 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 2946 break; 2947 } 2948 2949 int[] oriMap = { 2950 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 2951 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 2952 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 2953 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 2954 }; 2955 // Since the map starts at portrait, we need to offset if this device's natural orientation 2956 // is landscape. 2957 int indexOffset = 0; 2958 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 2959 indexOffset = 1; 2960 } 2961 return oriMap[(d.getRotation() + indexOffset) % 4]; 2962 } 2963 public void lockScreenOrientation() { 2964 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 2965 .getConfiguration().orientation)); 2966 } 2967 public void unlockScreenOrientation() { 2968 mHandler.postDelayed(new Runnable() { 2969 public void run() { 2970 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 2971 } 2972 }, mRestoreScreenOrientationDelay); 2973 } 2974 2975 /** 2976 * Prints out out state for debugging. 2977 */ 2978 public void dumpState() { 2979 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 2980 Log.d(TAG, "mSavedState=" + mSavedState); 2981 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 2982 Log.d(TAG, "mRestoring=" + mRestoring); 2983 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 2984 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 2985 Log.d(TAG, "sFolders.size=" + sFolders.size()); 2986 mModel.dumpState(); 2987 2988 if (mAppsCustomizeContent != null) { 2989 mAppsCustomizeContent.dumpState(); 2990 } 2991 Log.d(TAG, "END launcher2 dump state"); 2992 } 2993} 2994 2995interface LauncherTransitionable { 2996 void onLauncherTransitionStart(Animator animation, boolean toWorkspace); 2997 void onLauncherTransitionEnd(Animator animation, boolean toWorkspace); 2998} 2999