Launcher.java revision 4554ee16f122a3dbd9a8d3b828f1c8c7e7b7fe99
1 2/* 3 * Copyright (C) 2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package com.android.launcher2; 19 20import android.animation.Animator; 21import android.animation.AnimatorListenerAdapter; 22import android.animation.AnimatorSet; 23import android.animation.ObjectAnimator; 24import android.animation.PropertyValuesHolder; 25import android.animation.ValueAnimator; 26import android.app.Activity; 27import android.app.AlertDialog; 28import android.app.Dialog; 29import android.app.SearchManager; 30import android.app.StatusBarManager; 31import android.appwidget.AppWidgetManager; 32import android.appwidget.AppWidgetProviderInfo; 33import android.content.ActivityNotFoundException; 34import android.content.BroadcastReceiver; 35import android.content.ClipData; 36import android.content.ClipDescription; 37import android.content.ComponentName; 38import android.content.ContentResolver; 39import android.content.Context; 40import android.content.DialogInterface; 41import android.content.Intent; 42import android.content.IntentFilter; 43import android.content.Intent.ShortcutIconResource; 44import android.content.pm.ActivityInfo; 45import android.content.pm.PackageManager; 46import android.content.pm.PackageManager.NameNotFoundException; 47import android.content.res.Configuration; 48import android.content.res.Resources; 49import android.database.ContentObserver; 50import android.graphics.Rect; 51import android.graphics.drawable.Drawable; 52import android.net.Uri; 53import android.os.AsyncTask; 54import android.os.Build; 55import android.os.Bundle; 56import android.os.Environment; 57import android.os.Handler; 58import android.os.Message; 59import android.os.SystemClock; 60import android.os.SystemProperties; 61import android.provider.Settings; 62import android.speech.RecognizerIntent; 63import android.text.Selection; 64import android.text.SpannableStringBuilder; 65import android.text.TextUtils; 66import android.text.method.TextKeyListener; 67import android.util.Log; 68import android.view.Display; 69import android.view.HapticFeedbackConstants; 70import android.view.KeyEvent; 71import android.view.LayoutInflater; 72import android.view.Menu; 73import android.view.MenuItem; 74import android.view.MotionEvent; 75import android.view.Surface; 76import android.view.View; 77import android.view.ViewGroup; 78import android.view.View.OnLongClickListener; 79import android.view.accessibility.AccessibilityEvent; 80import android.view.animation.DecelerateInterpolator; 81import android.view.inputmethod.InputMethodManager; 82import android.widget.Advanceable; 83import android.widget.EditText; 84import android.widget.ImageView; 85import android.widget.TextView; 86import android.widget.Toast; 87 88import com.android.common.Search; 89import com.android.launcher.R; 90 91import java.io.DataInputStream; 92import java.io.DataOutputStream; 93import java.io.FileNotFoundException; 94import java.io.IOException; 95import java.util.ArrayList; 96import java.util.HashMap; 97 98/** 99 * Default launcher application. 100 */ 101public final class Launcher extends Activity 102 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 103 AllAppsView.Watcher, View.OnTouchListener { 104 static final String TAG = "Launcher"; 105 static final boolean LOGD = false; 106 107 static final boolean PROFILE_STARTUP = false; 108 static final boolean DEBUG_WIDGETS = false; 109 110 private static final int MENU_GROUP_ADD = 1; 111 private static final int MENU_GROUP_WALLPAPER = MENU_GROUP_ADD + 1; 112 113 private static final int MENU_ADD = Menu.FIRST + 1; 114 private static final int MENU_MANAGE_APPS = MENU_ADD + 1; 115 private static final int MENU_WALLPAPER_SETTINGS = MENU_MANAGE_APPS + 1; 116 private static final int MENU_SEARCH = MENU_WALLPAPER_SETTINGS + 1; 117 private static final int MENU_NOTIFICATIONS = MENU_SEARCH + 1; 118 private static final int MENU_SETTINGS = MENU_NOTIFICATIONS + 1; 119 120 private static final int REQUEST_CREATE_SHORTCUT = 1; 121 private static final int REQUEST_CREATE_APPWIDGET = 5; 122 private static final int REQUEST_PICK_APPLICATION = 6; 123 private static final int REQUEST_PICK_SHORTCUT = 7; 124 private static final int REQUEST_PICK_APPWIDGET = 9; 125 private static final int REQUEST_PICK_WALLPAPER = 10; 126 127 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 128 129 static final int SCREEN_COUNT = 5; 130 static final int DEFAULT_SCREEN = 2; 131 132 static final int DIALOG_CREATE_SHORTCUT = 1; 133 static final int DIALOG_RENAME_FOLDER = 2; 134 135 private static final String PREFERENCES = "launcher.preferences"; 136 137 // Type: int 138 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 139 // Type: int 140 private static final String RUNTIME_STATE = "launcher.state"; 141 // Type: int 142 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 143 // Type: int 144 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 145 // Type: int 146 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 147 // Type: int 148 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 149 // Type: boolean 150 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 151 // Type: long 152 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 153 154 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 155 156 /** The different states that Launcher can be in. */ 157 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 158 private State mState = State.WORKSPACE; 159 private AnimatorSet mStateAnimation; 160 161 static final int APPWIDGET_HOST_ID = 1024; 162 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 163 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 164 165 private static final Object sLock = new Object(); 166 private static int sScreen = DEFAULT_SCREEN; 167 168 private final BroadcastReceiver mCloseSystemDialogsReceiver 169 = new CloseSystemDialogsIntentReceiver(); 170 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 171 172 private LayoutInflater mInflater; 173 174 private DragController mDragController; 175 private Workspace mWorkspace; 176 177 private AppWidgetManager mAppWidgetManager; 178 private LauncherAppWidgetHost mAppWidgetHost; 179 180 private ItemInfo mPendingAddInfo = new ItemInfo(); 181 private int[] mTmpAddItemCellCoordinates = new int[2]; 182 183 private FolderInfo mFolderInfo; 184 185 private Hotseat mHotseat; 186 private View mAllAppsButton; 187 188 private SearchDropTargetBar mSearchDeleteBar; 189 private AppsCustomizeTabHost mAppsCustomizeTabHost; 190 private AppsCustomizePagedView mAppsCustomizeContent; 191 private boolean mAutoAdvanceRunning = false; 192 193 private Bundle mSavedState; 194 195 private SpannableStringBuilder mDefaultKeySsb = null; 196 197 private boolean mWorkspaceLoading = true; 198 199 private boolean mPaused = true; 200 private boolean mRestoring; 201 private boolean mWaitingForResult; 202 private boolean mOnResumeNeedsLoad; 203 204 private Bundle mSavedInstanceState; 205 206 private LauncherModel mModel; 207 private IconCache mIconCache; 208 private boolean mUserPresent = true; 209 private boolean mVisible = false; 210 private boolean mAttached = false; 211 212 private static LocaleConfiguration sLocaleConfiguration = null; 213 214 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 215 216 private Intent mAppMarketIntent = null; 217 218 // Related to the auto-advancing of widgets 219 private final int ADVANCE_MSG = 1; 220 private final int mAdvanceInterval = 20000; 221 private final int mAdvanceStagger = 250; 222 private long mAutoAdvanceSentTime; 223 private long mAutoAdvanceTimeLeft = -1; 224 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 225 new HashMap<View, AppWidgetProviderInfo>(); 226 227 // Determines how long to wait after a rotation before restoring the screen orientation to 228 // match the sensor state. 229 private final int mRestoreScreenOrientationDelay = 500; 230 231 // External icons saved in case of resource changes, orientation, etc. 232 private static Drawable.ConstantState sGlobalSearchIcon; 233 private static Drawable.ConstantState sVoiceSearchIcon; 234 private static Drawable.ConstantState sAppMarketIcon; 235 236 private DragLayer mDragLayer; 237 238 private BubbleTextView mWaitingForResume; 239 240 private static ArrayList<PendingAddArguments> sPendingAddList 241 = new ArrayList<PendingAddArguments>(); 242 243 private static class PendingAddArguments { 244 int requestCode; 245 Intent intent; 246 long container; 247 int screen; 248 int cellX; 249 int cellY; 250 } 251 252 @Override 253 protected void onCreate(Bundle savedInstanceState) { 254 super.onCreate(savedInstanceState); 255 LauncherApplication app = ((LauncherApplication)getApplication()); 256 mModel = app.setLauncher(this); 257 mIconCache = app.getIconCache(); 258 mDragController = new DragController(this); 259 mInflater = getLayoutInflater(); 260 261 mAppWidgetManager = AppWidgetManager.getInstance(this); 262 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 263 mAppWidgetHost.startListening(); 264 265 if (PROFILE_STARTUP) { 266 android.os.Debug.startMethodTracing( 267 Environment.getExternalStorageDirectory() + "/launcher"); 268 } 269 270 checkForLocaleChange(); 271 setContentView(R.layout.launcher); 272 setupViews(); 273 274 registerContentObservers(); 275 276 lockAllApps(); 277 278 mSavedState = savedInstanceState; 279 restoreState(mSavedState); 280 281 // Update customization drawer _after_ restoring the states 282 if (mAppsCustomizeContent != null) { 283 mAppsCustomizeContent.onPackagesUpdated(); 284 } 285 286 if (PROFILE_STARTUP) { 287 android.os.Debug.stopMethodTracing(); 288 } 289 290 if (!mRestoring) { 291 mModel.startLoader(this, true); 292 } 293 294 // For handling default keys 295 mDefaultKeySsb = new SpannableStringBuilder(); 296 Selection.setSelection(mDefaultKeySsb, 0); 297 298 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 299 registerReceiver(mCloseSystemDialogsReceiver, filter); 300 301 // If we have a saved version of these external icons, we load them up immediately 302 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 303 updateIconsAffectedByPackageManagerChanges(); 304 updateGlobalSearchIcon(); 305 } 306 if (sGlobalSearchIcon != null) { 307 updateGlobalSearchIcon(sGlobalSearchIcon); 308 } 309 if (sVoiceSearchIcon != null) { 310 updateVoiceSearchIcon(sVoiceSearchIcon); 311 } 312 if (sAppMarketIcon != null) { 313 updateAppMarketIcon(sAppMarketIcon); 314 } 315 } 316 317 private void checkForLocaleChange() { 318 if (sLocaleConfiguration == null) { 319 new AsyncTask<Void, Void, LocaleConfiguration>() { 320 @Override 321 protected LocaleConfiguration doInBackground(Void... unused) { 322 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 323 readConfiguration(Launcher.this, localeConfiguration); 324 return localeConfiguration; 325 } 326 327 @Override 328 protected void onPostExecute(LocaleConfiguration result) { 329 sLocaleConfiguration = result; 330 checkForLocaleChange(); // recursive, but now with a locale configuration 331 } 332 }.execute(); 333 return; 334 } 335 336 final Configuration configuration = getResources().getConfiguration(); 337 338 final String previousLocale = sLocaleConfiguration.locale; 339 final String locale = configuration.locale.toString(); 340 341 final int previousMcc = sLocaleConfiguration.mcc; 342 final int mcc = configuration.mcc; 343 344 final int previousMnc = sLocaleConfiguration.mnc; 345 final int mnc = configuration.mnc; 346 347 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 348 349 if (localeChanged) { 350 sLocaleConfiguration.locale = locale; 351 sLocaleConfiguration.mcc = mcc; 352 sLocaleConfiguration.mnc = mnc; 353 354 mIconCache.flush(); 355 356 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 357 new Thread("WriteLocaleConfiguration") { 358 @Override 359 public void run() { 360 writeConfiguration(Launcher.this, localeConfiguration); 361 } 362 }.start(); 363 } 364 } 365 366 private static class LocaleConfiguration { 367 public String locale; 368 public int mcc = -1; 369 public int mnc = -1; 370 } 371 372 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 373 DataInputStream in = null; 374 try { 375 in = new DataInputStream(context.openFileInput(PREFERENCES)); 376 configuration.locale = in.readUTF(); 377 configuration.mcc = in.readInt(); 378 configuration.mnc = in.readInt(); 379 } catch (FileNotFoundException e) { 380 // Ignore 381 } catch (IOException e) { 382 // Ignore 383 } finally { 384 if (in != null) { 385 try { 386 in.close(); 387 } catch (IOException e) { 388 // Ignore 389 } 390 } 391 } 392 } 393 394 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 395 DataOutputStream out = null; 396 try { 397 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 398 out.writeUTF(configuration.locale); 399 out.writeInt(configuration.mcc); 400 out.writeInt(configuration.mnc); 401 out.flush(); 402 } catch (FileNotFoundException e) { 403 // Ignore 404 } catch (IOException e) { 405 //noinspection ResultOfMethodCallIgnored 406 context.getFileStreamPath(PREFERENCES).delete(); 407 } finally { 408 if (out != null) { 409 try { 410 out.close(); 411 } catch (IOException e) { 412 // Ignore 413 } 414 } 415 } 416 } 417 418 public DragLayer getDragLayer() { 419 return mDragLayer; 420 } 421 422 static int getScreen() { 423 synchronized (sLock) { 424 return sScreen; 425 } 426 } 427 428 static void setScreen(int screen) { 429 synchronized (sLock) { 430 sScreen = screen; 431 } 432 } 433 434 /** 435 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 436 * a configuration step, this allows the proper animations to run after other transitions. 437 */ 438 private boolean completeAdd(PendingAddArguments args) { 439 switch (args.requestCode) { 440 case REQUEST_PICK_APPLICATION: 441 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 442 args.cellY); 443 break; 444 case REQUEST_PICK_SHORTCUT: 445 processShortcut(args.intent); 446 break; 447 case REQUEST_CREATE_SHORTCUT: 448 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 449 args.cellY); 450 return true; 451 case REQUEST_PICK_APPWIDGET: 452 addAppWidgetFromPick(args.intent); 453 break; 454 case REQUEST_CREATE_APPWIDGET: 455 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 456 completeAddAppWidget(appWidgetId, args.container, args.screen); 457 return true; 458 case REQUEST_PICK_WALLPAPER: 459 // We just wanted the activity result here so we can clear mWaitingForResult 460 break; 461 } 462 return false; 463 } 464 465 @Override 466 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 467 boolean delayExitSpringLoadedMode = false; 468 mWaitingForResult = false; 469 470 // The pattern used here is that a user PICKs a specific application, 471 // which, depending on the target, might need to CREATE the actual target. 472 473 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 474 // launch over to the Music app to actually CREATE_SHORTCUT. 475 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID && 476 mPendingAddInfo.screen > -1) { 477 final PendingAddArguments args = new PendingAddArguments(); 478 args.requestCode = requestCode; 479 args.intent = data; 480 args.container = mPendingAddInfo.container; 481 args.screen = mPendingAddInfo.screen; 482 args.cellX = mPendingAddInfo.cellX; 483 args.cellY = mPendingAddInfo.cellY; 484 485 // If the loader is still running, defer the add until it is done. 486 if (isWorkspaceLocked()) { 487 sPendingAddList.add(args); 488 } else { 489 delayExitSpringLoadedMode = completeAdd(args); 490 } 491 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 492 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED) { 493 if (data != null) { 494 // Clean up the appWidgetId if we canceled 495 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 496 if (appWidgetId != -1) { 497 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 498 } 499 } 500 } 501 502 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 503 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode); 504 } 505 506 @Override 507 protected void onResume() { 508 super.onResume(); 509 mPaused = false; 510 if (mRestoring || mOnResumeNeedsLoad) { 511 mWorkspaceLoading = true; 512 mModel.startLoader(this, true); 513 mRestoring = false; 514 mOnResumeNeedsLoad = false; 515 } 516 if (mWaitingForResume != null) { 517 mWaitingForResume.setStayPressed(false); 518 } 519 // When we resume Launcher, a different Activity might be responsible for the app 520 // market intent, so refresh the icon 521 updateAppMarketIcon(); 522 } 523 524 @Override 525 protected void onPause() { 526 super.onPause(); 527 mPaused = true; 528 mDragController.cancelDrag(); 529 } 530 531 @Override 532 public Object onRetainNonConfigurationInstance() { 533 // Flag the loader to stop early before switching 534 mModel.stopLoader(); 535 if (mAppsCustomizeContent != null) { 536 mAppsCustomizeContent.surrender(); 537 } 538 return Boolean.TRUE; 539 } 540 541 // We can't hide the IME if it was forced open. So don't bother 542 /* 543 @Override 544 public void onWindowFocusChanged(boolean hasFocus) { 545 super.onWindowFocusChanged(hasFocus); 546 547 if (hasFocus) { 548 final InputMethodManager inputManager = (InputMethodManager) 549 getSystemService(Context.INPUT_METHOD_SERVICE); 550 WindowManager.LayoutParams lp = getWindow().getAttributes(); 551 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 552 android.os.Handler()) { 553 protected void onReceiveResult(int resultCode, Bundle resultData) { 554 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 555 } 556 }); 557 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 558 } 559 } 560 */ 561 562 private boolean acceptFilter() { 563 final InputMethodManager inputManager = (InputMethodManager) 564 getSystemService(Context.INPUT_METHOD_SERVICE); 565 return !inputManager.isFullscreenMode(); 566 } 567 568 @Override 569 public boolean onKeyDown(int keyCode, KeyEvent event) { 570 final int uniChar = event.getUnicodeChar(); 571 final boolean handled = super.onKeyDown(keyCode, event); 572 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 573 if (!handled && acceptFilter() && isKeyNotWhitespace) { 574 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 575 keyCode, event); 576 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 577 // something usable has been typed - start a search 578 // the typed text will be retrieved and cleared by 579 // showSearchDialog() 580 // If there are multiple keystrokes before the search dialog takes focus, 581 // onSearchRequested() will be called for every keystroke, 582 // but it is idempotent, so it's fine. 583 return onSearchRequested(); 584 } 585 } 586 587 // Eat the long press event so the keyboard doesn't come up. 588 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 589 return true; 590 } 591 592 return handled; 593 } 594 595 private String getTypedText() { 596 return mDefaultKeySsb.toString(); 597 } 598 599 private void clearTypedText() { 600 mDefaultKeySsb.clear(); 601 mDefaultKeySsb.clearSpans(); 602 Selection.setSelection(mDefaultKeySsb, 0); 603 } 604 605 /** 606 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 607 * State 608 */ 609 private static State intToState(int stateOrdinal) { 610 State state = State.WORKSPACE; 611 final State[] stateValues = State.values(); 612 for (int i = 0; i < stateValues.length; i++) { 613 if (stateValues[i].ordinal() == stateOrdinal) { 614 state = stateValues[i]; 615 break; 616 } 617 } 618 return state; 619 } 620 621 /** 622 * Restores the previous state, if it exists. 623 * 624 * @param savedState The previous state. 625 */ 626 private void restoreState(Bundle savedState) { 627 if (savedState == null) { 628 return; 629 } 630 631 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 632 633 if (state == State.APPS_CUSTOMIZE) { 634 showAllApps(false); 635 } 636 637 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 638 if (currentScreen > -1) { 639 mWorkspace.setCurrentPage(currentScreen); 640 } 641 642 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 643 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 644 645 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 646 mPendingAddInfo.container = pendingAddContainer; 647 mPendingAddInfo.screen = pendingAddScreen; 648 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 649 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 650 mRestoring = true; 651 } 652 653 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 654 if (renameFolder) { 655 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 656 mFolderInfo = mModel.getFolderById(this, sFolders, id); 657 mRestoring = true; 658 } 659 660 661 // Restore the AppsCustomize tab 662 if (mAppsCustomizeTabHost != null) { 663 String curTab = savedState.getString("apps_customize_currentTab"); 664 if (curTab != null) { 665 // We set this directly so that there is no delay before the tab is set 666 mAppsCustomizeContent.setContentType( 667 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 668 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 669 } 670 671 // Note: currently we do not restore the page for the AppsCustomize pane because the 672 // change in layout can drastically affect the saved page index 673 } 674 } 675 676 /** 677 * Finds all the views we need and configure them properly. 678 */ 679 private void setupViews() { 680 final DragController dragController = mDragController; 681 682 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 683 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 684 685 // Setup the drag layer 686 mDragLayer.setup(this, dragController); 687 688 // Setup the hotseat 689 mHotseat = (Hotseat) findViewById(R.id.hotseat); 690 if (mHotseat != null) { 691 mHotseat.setup(this); 692 } 693 694 // Setup the workspace 695 mWorkspace.setHapticFeedbackEnabled(false); 696 mWorkspace.setOnLongClickListener(this); 697 mWorkspace.setup(this, dragController); 698 dragController.addDragListener(mWorkspace); 699 700 // Get the search/delete bar 701 mSearchDeleteBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 702 703 // Setup AppsCustomize 704 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 705 findViewById(R.id.apps_customize_pane); 706 mAppsCustomizeContent = (AppsCustomizePagedView) 707 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 708 mAppsCustomizeContent.setup(this, dragController); 709 710 711 712 // Setup the drag controller (drop targets have to be added in reverse order in priority) 713 dragController.setDragScoller(mWorkspace); 714 dragController.setScrollView(mDragLayer); 715 dragController.setMoveTarget(mWorkspace); 716 dragController.addDropTarget(mWorkspace); 717 if (mSearchDeleteBar != null) { 718 mSearchDeleteBar.setup(this, dragController); 719 } 720 } 721 722 723 724 /** 725 * Creates a view representing a shortcut. 726 * 727 * @param info The data structure describing the shortcut. 728 * 729 * @return A View inflated from R.layout.application. 730 */ 731 View createShortcut(ShortcutInfo info) { 732 return createShortcut(R.layout.application, 733 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 734 } 735 736 /** 737 * Creates a view representing a shortcut inflated from the specified resource. 738 * 739 * @param layoutResId The id of the XML layout used to create the shortcut. 740 * @param parent The group the shortcut belongs to. 741 * @param info The data structure describing the shortcut. 742 * 743 * @return A View inflated from layoutResId. 744 */ 745 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 746 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 747 favorite.applyFromShortcutInfo(info, mIconCache); 748 favorite.setOnClickListener(this); 749 return favorite; 750 } 751 752 /** 753 * Add an application shortcut to the workspace. 754 * 755 * @param data The intent describing the application. 756 * @param cellInfo The position on screen where to create the shortcut. 757 */ 758 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 759 final int[] cellXY = mTmpAddItemCellCoordinates; 760 final CellLayout layout = getCellLayout(container, screen); 761 762 // First we check if we already know the exact location where we want to add this item. 763 if (cellX >= 0 && cellY >= 0) { 764 cellXY[0] = cellX; 765 cellXY[1] = cellY; 766 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 767 showOutOfSpaceMessage(); 768 return; 769 } 770 771 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 772 773 if (info != null) { 774 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 775 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 776 info.container = ItemInfo.NO_ID; 777 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 778 isWorkspaceLocked(), cellX, cellY); 779 } else { 780 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 781 } 782 } 783 784 /** 785 * Add a shortcut to the workspace. 786 * 787 * @param data The intent describing the shortcut. 788 * @param cellInfo The position on screen where to create the shortcut. 789 */ 790 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 791 int cellY) { 792 int[] cellXY = mTmpAddItemCellCoordinates; 793 int[] touchXY = mPendingAddInfo.dropPos; 794 CellLayout layout = getCellLayout(container, screen); 795 796 boolean foundCellSpan = false; 797 798 // First we check if we already know the exact location where we want to add this item. 799 if (cellX >= 0 && cellY >= 0) { 800 cellXY[0] = cellX; 801 cellXY[1] = cellY; 802 foundCellSpan = true; 803 } else if (touchXY != null) { 804 // when dragging and dropping, just find the closest free spot 805 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 806 foundCellSpan = (result != null); 807 } else { 808 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 809 } 810 811 if (!foundCellSpan) { 812 showOutOfSpaceMessage(); 813 return; 814 } 815 816 final ShortcutInfo info = mModel.addShortcut( 817 this, data, container, screen, cellXY[0], cellXY[1], false); 818 819 if (!mRestoring) { 820 final View view = createShortcut(info); 821 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 822 isWorkspaceLocked()); 823 } 824 } 825 826 /** 827 * Add a widget to the workspace. 828 * 829 * @param appWidgetId The app widget id 830 * @param cellInfo The position on screen where to create the widget. 831 */ 832 private void completeAddAppWidget(final int appWidgetId, long container, int screen) { 833 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 834 835 // Calculate the grid spans needed to fit this widget 836 CellLayout layout = getCellLayout(container, screen); 837 838 // We want to account for the extra amount of padding that we are adding to the widget 839 // to ensure that it gets the full amount of space that it has requested 840 Resources r = getResources(); 841 int requiredWidth = appWidgetInfo.minWidth + 842 r.getDimensionPixelSize(R.dimen.app_widget_padding_left) + 843 r.getDimensionPixelSize(R.dimen.app_widget_padding_right); 844 int requiredHeight = appWidgetInfo.minHeight + 845 r.getDimensionPixelSize(R.dimen.app_widget_padding_top) + 846 r.getDimensionPixelSize(R.dimen.app_widget_padding_bottom); 847 int[] spanXY = layout.rectToCell(requiredWidth, requiredHeight, null); 848 849 // Try finding open space on Launcher screen 850 // We have saved the position to which the widget was dragged-- this really only matters 851 // if we are placing widgets on a "spring-loaded" screen 852 int[] cellXY = mTmpAddItemCellCoordinates; 853 int[] touchXY = mPendingAddInfo.dropPos; 854 boolean foundCellSpan = false; 855 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 856 cellXY[0] = mPendingAddInfo.cellX; 857 cellXY[1] = mPendingAddInfo.cellY; 858 foundCellSpan = true; 859 } else if (touchXY != null) { 860 // when dragging and dropping, just find the closest free spot 861 int[] result = layout.findNearestVacantArea( 862 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 863 foundCellSpan = (result != null); 864 } else { 865 foundCellSpan = layout.findCellForSpan(cellXY, spanXY[0], spanXY[1]); 866 } 867 868 if (!foundCellSpan) { 869 if (appWidgetId != -1) { 870 // Deleting an app widget ID is a void call but writes to disk before returning 871 // to the caller... 872 new Thread("deleteAppWidgetId") { 873 public void run() { 874 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 875 } 876 }.start(); 877 } 878 showOutOfSpaceMessage(); 879 return; 880 } 881 882 // Build Launcher-specific widget info and save to database 883 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 884 launcherInfo.spanX = spanXY[0]; 885 launcherInfo.spanY = spanXY[1]; 886 887 LauncherModel.addItemToDatabase(this, launcherInfo, 888 container, screen, cellXY[0], cellXY[1], false); 889 890 if (!mRestoring) { 891 // Perform actual inflation because we're live 892 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 893 894 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 895 launcherInfo.hostView.setTag(launcherInfo); 896 897 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 898 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 899 900 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 901 } 902 } 903 904 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 905 @Override 906 public void onReceive(Context context, Intent intent) { 907 final String action = intent.getAction(); 908 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 909 mUserPresent = false; 910 mDragLayer.clearAllResizeFrames(); 911 updateRunning(); 912 913 // Reset AllApps to it's initial state 914 if (mAppsCustomizeContent != null) { 915 mAppsCustomizeContent.reset(); 916 } 917 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 918 mUserPresent = true; 919 updateRunning(); 920 } 921 } 922 }; 923 924 @Override 925 public void onAttachedToWindow() { 926 super.onAttachedToWindow(); 927 928 // Listen for broadcasts related to user-presence 929 final IntentFilter filter = new IntentFilter(); 930 filter.addAction(Intent.ACTION_SCREEN_OFF); 931 filter.addAction(Intent.ACTION_USER_PRESENT); 932 registerReceiver(mReceiver, filter); 933 934 mAttached = true; 935 mVisible = true; 936 } 937 938 @Override 939 public void onDetachedFromWindow() { 940 super.onDetachedFromWindow(); 941 mVisible = false; 942 mDragLayer.clearAllResizeFrames(); 943 944 if (mAttached) { 945 unregisterReceiver(mReceiver); 946 mAttached = false; 947 } 948 updateRunning(); 949 } 950 951 public void onWindowVisibilityChanged(int visibility) { 952 mVisible = visibility == View.VISIBLE; 953 updateRunning(); 954 } 955 956 private void sendAdvanceMessage(long delay) { 957 mHandler.removeMessages(ADVANCE_MSG); 958 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 959 mHandler.sendMessageDelayed(msg, delay); 960 mAutoAdvanceSentTime = System.currentTimeMillis(); 961 } 962 963 private void updateRunning() { 964 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 965 if (autoAdvanceRunning != mAutoAdvanceRunning) { 966 mAutoAdvanceRunning = autoAdvanceRunning; 967 if (autoAdvanceRunning) { 968 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 969 sendAdvanceMessage(delay); 970 } else { 971 if (!mWidgetsToAdvance.isEmpty()) { 972 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 973 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 974 } 975 mHandler.removeMessages(ADVANCE_MSG); 976 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 977 } 978 } 979 } 980 981 private final Handler mHandler = new Handler() { 982 @Override 983 public void handleMessage(Message msg) { 984 if (msg.what == ADVANCE_MSG) { 985 int i = 0; 986 for (View key: mWidgetsToAdvance.keySet()) { 987 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 988 final int delay = mAdvanceStagger * i; 989 if (v instanceof Advanceable) { 990 postDelayed(new Runnable() { 991 public void run() { 992 ((Advanceable) v).advance(); 993 } 994 }, delay); 995 } 996 i++; 997 } 998 sendAdvanceMessage(mAdvanceInterval); 999 } 1000 } 1001 }; 1002 1003 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1004 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1005 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1006 if (v instanceof Advanceable) { 1007 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1008 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1009 updateRunning(); 1010 } 1011 } 1012 1013 void removeWidgetToAutoAdvance(View hostView) { 1014 if (mWidgetsToAdvance.containsKey(hostView)) { 1015 mWidgetsToAdvance.remove(hostView); 1016 updateRunning(); 1017 } 1018 } 1019 1020 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1021 removeWidgetToAutoAdvance(launcherInfo.hostView); 1022 launcherInfo.hostView = null; 1023 } 1024 1025 void showOutOfSpaceMessage() { 1026 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1027 } 1028 1029 public LauncherAppWidgetHost getAppWidgetHost() { 1030 return mAppWidgetHost; 1031 } 1032 1033 public LauncherModel getModel() { 1034 return mModel; 1035 } 1036 1037 void closeSystemDialogs() { 1038 getWindow().closeAllPanels(); 1039 1040 try { 1041 dismissDialog(DIALOG_CREATE_SHORTCUT); 1042 // Unlock the workspace if the dialog was showing 1043 } catch (Exception e) { 1044 // An exception is thrown if the dialog is not visible, which is fine 1045 } 1046 1047 try { 1048 dismissDialog(DIALOG_RENAME_FOLDER); 1049 // Unlock the workspace if the dialog was showing 1050 } catch (Exception e) { 1051 // An exception is thrown if the dialog is not visible, which is fine 1052 } 1053 1054 // Whatever we were doing is hereby canceled. 1055 mWaitingForResult = false; 1056 } 1057 1058 @Override 1059 protected void onNewIntent(Intent intent) { 1060 super.onNewIntent(intent); 1061 1062 // Close the menu 1063 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1064 // also will cancel mWaitingForResult. 1065 closeSystemDialogs(); 1066 1067 closeFolder(); 1068 1069 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1070 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1071 1072 // In all these cases, only animate if we're already on home 1073 mWorkspace.exitWidgetResizeMode(); 1074 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1075 mWorkspace.moveToDefaultScreen(true); 1076 } 1077 exitSpringLoadedDragMode(); 1078 showWorkspace(alreadyOnHome); 1079 1080 final View v = getWindow().peekDecorView(); 1081 if (v != null && v.getWindowToken() != null) { 1082 InputMethodManager imm = (InputMethodManager)getSystemService( 1083 INPUT_METHOD_SERVICE); 1084 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1085 } 1086 1087 // Reset AllApps to its initial state 1088 if (mAppsCustomizeContent != null) { 1089 mAppsCustomizeContent.reset(); 1090 } 1091 } 1092 } 1093 1094 @Override 1095 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1096 // Do not call super here 1097 mSavedInstanceState = savedInstanceState; 1098 } 1099 1100 @Override 1101 protected void onSaveInstanceState(Bundle outState) { 1102 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1103 super.onSaveInstanceState(outState); 1104 1105 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1106 // We close any open folder since it will not be re-opened, and we need to make sure 1107 // this state is reflected. 1108 closeFolder(); 1109 1110 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1111 mWaitingForResult) { 1112 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1113 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1114 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1115 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1116 } 1117 1118 if (mFolderInfo != null && mWaitingForResult) { 1119 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1120 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1121 } 1122 1123 // Save the current AppsCustomize tab 1124 if (mAppsCustomizeTabHost != null) { 1125 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1126 if (currentTabTag != null) { 1127 outState.putString("apps_customize_currentTab", currentTabTag); 1128 } 1129 } 1130 } 1131 1132 @Override 1133 public void onDestroy() { 1134 super.onDestroy(); 1135 1136 // Stop callbacks from LauncherModel 1137 LauncherApplication app = ((LauncherApplication) getApplication()); 1138 mModel.stopLoader(); 1139 app.setLauncher(null); 1140 1141 try { 1142 mAppWidgetHost.stopListening(); 1143 } catch (NullPointerException ex) { 1144 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1145 } 1146 mAppWidgetHost = null; 1147 1148 mWidgetsToAdvance.clear(); 1149 1150 TextKeyListener.getInstance().release(); 1151 1152 1153 unbindWorkspaceAndHotseatItems(); 1154 1155 getContentResolver().unregisterContentObserver(mWidgetObserver); 1156 unregisterReceiver(mCloseSystemDialogsReceiver); 1157 1158 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1159 mWorkspace.removeAllViews(); 1160 mWorkspace = null; 1161 mDragController = null; 1162 1163 ValueAnimator.clearAllAnimations(); 1164 } 1165 1166 public DragController getDragController() { 1167 return mDragController; 1168 } 1169 1170 @Override 1171 public void startActivityForResult(Intent intent, int requestCode) { 1172 if (requestCode >= 0) mWaitingForResult = true; 1173 super.startActivityForResult(intent, requestCode); 1174 } 1175 1176 @Override 1177 public void startSearch(String initialQuery, boolean selectInitialQuery, 1178 Bundle appSearchData, boolean globalSearch) { 1179 1180 showWorkspace(true); 1181 1182 if (initialQuery == null) { 1183 // Use any text typed in the launcher as the initial query 1184 initialQuery = getTypedText(); 1185 clearTypedText(); 1186 } 1187 if (appSearchData == null) { 1188 appSearchData = new Bundle(); 1189 appSearchData.putString(Search.SOURCE, "launcher-search"); 1190 } 1191 1192 final SearchManager searchManager = 1193 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1194 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1195 appSearchData, globalSearch); 1196 } 1197 1198 @Override 1199 public boolean onCreateOptionsMenu(Menu menu) { 1200 super.onCreateOptionsMenu(menu); 1201 return true; 1202 } 1203 1204 @Override 1205 public boolean onPrepareOptionsMenu(Menu menu) { 1206 super.onPrepareOptionsMenu(menu); 1207 1208 startWallpaper(); 1209 return true; 1210 } 1211 1212 @Override 1213 public boolean onOptionsItemSelected(MenuItem item) { 1214 switch (item.getItemId()) { 1215 case MENU_ADD: 1216 addItems(); 1217 return true; 1218 case MENU_MANAGE_APPS: 1219 manageApps(); 1220 return true; 1221 case MENU_WALLPAPER_SETTINGS: 1222 startWallpaper(); 1223 return true; 1224 case MENU_SEARCH: 1225 onSearchRequested(); 1226 return true; 1227 case MENU_NOTIFICATIONS: 1228 showNotifications(); 1229 return true; 1230 } 1231 1232 return super.onOptionsItemSelected(item); 1233 } 1234 1235 /** 1236 * Indicates that we want global search for this activity by setting the globalSearch 1237 * argument for {@link #startSearch} to true. 1238 */ 1239 1240 @Override 1241 public boolean onSearchRequested() { 1242 startSearch(null, false, null, true); 1243 return true; 1244 } 1245 1246 public boolean isWorkspaceLocked() { 1247 return mWorkspaceLoading || mWaitingForResult; 1248 } 1249 1250 private void addItems() { 1251 showWorkspace(true); 1252 showAddDialog(); 1253 } 1254 1255 private void resetAddInfo() { 1256 mPendingAddInfo.container = ItemInfo.NO_ID; 1257 mPendingAddInfo.screen = -1; 1258 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1259 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1260 mPendingAddInfo.dropPos = null; 1261 } 1262 1263 private void manageApps() { 1264 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1265 } 1266 1267 void addAppWidgetFromPick(Intent data) { 1268 // TODO: catch bad widget exception when sent 1269 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1270 // TODO: Is this log message meaningful? 1271 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1272 addAppWidgetImpl(appWidgetId, null); 1273 } 1274 1275 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1276 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1277 1278 if (appWidget.configure != null) { 1279 // Launch over to configure widget, if needed 1280 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1281 intent.setComponent(appWidget.configure); 1282 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1283 if (info != null) { 1284 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1285 intent.putExtra( 1286 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1287 info.mimeType); 1288 1289 final String mimeType = info.mimeType; 1290 final ClipData clipData = (ClipData) info.configurationData; 1291 final ClipDescription clipDesc = clipData.getDescription(); 1292 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1293 if (clipDesc.getMimeType(i).equals(mimeType)) { 1294 final ClipData.Item item = clipData.getItemAt(i); 1295 final CharSequence stringData = item.getText(); 1296 final Uri uriData = item.getUri(); 1297 final Intent intentData = item.getIntent(); 1298 final String key = 1299 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1300 if (uriData != null) { 1301 intent.putExtra(key, uriData); 1302 } else if (intentData != null) { 1303 intent.putExtra(key, intentData); 1304 } else if (stringData != null) { 1305 intent.putExtra(key, stringData); 1306 } 1307 break; 1308 } 1309 } 1310 } 1311 } 1312 1313 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1314 } else { 1315 // Otherwise just add it 1316 completeAddAppWidget(appWidgetId, info.container, info.screen); 1317 1318 // Exit spring loaded mode if necessary after adding the widget 1319 exitSpringLoadedDragModeDelayed(true, false); 1320 } 1321 } 1322 1323 /** 1324 * Process a shortcut drop. 1325 * 1326 * @param componentName The name of the component 1327 * @param screen The screen where it should be added 1328 * @param cell The cell it should be added to, optional 1329 * @param position The location on the screen where it was dropped, optional 1330 */ 1331 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1332 int[] cell, int[] loc) { 1333 resetAddInfo(); 1334 mPendingAddInfo.container = container; 1335 mPendingAddInfo.screen = screen; 1336 mPendingAddInfo.dropPos = loc; 1337 1338 if (cell != null) { 1339 mPendingAddInfo.cellX = cell[0]; 1340 mPendingAddInfo.cellY = cell[1]; 1341 } 1342 1343 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1344 createShortcutIntent.setComponent(componentName); 1345 processShortcut(createShortcutIntent); 1346 } 1347 1348 /** 1349 * Process a widget drop. 1350 * 1351 * @param info The PendingAppWidgetInfo of the widget being added. 1352 * @param screen The screen where it should be added 1353 * @param cell The cell it should be added to, optional 1354 * @param position The location on the screen where it was dropped, optional 1355 */ 1356 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1357 int[] cell, int[] loc) { 1358 resetAddInfo(); 1359 mPendingAddInfo.container = info.container = container; 1360 mPendingAddInfo.screen = info.screen = screen; 1361 mPendingAddInfo.dropPos = loc; 1362 if (cell != null) { 1363 mPendingAddInfo.cellX = cell[0]; 1364 mPendingAddInfo.cellY = cell[1]; 1365 } 1366 1367 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1368 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1369 addAppWidgetImpl(appWidgetId, info); 1370 } 1371 1372 void processShortcut(Intent intent) { 1373 // Handle case where user selected "Applications" 1374 String applicationName = getResources().getString(R.string.group_applications); 1375 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1376 1377 if (applicationName != null && applicationName.equals(shortcutName)) { 1378 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1379 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1380 1381 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1382 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1383 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1384 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1385 } else { 1386 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1387 } 1388 } 1389 1390 void processWallpaper(Intent intent) { 1391 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1392 } 1393 1394 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1395 int cellY) { 1396 final FolderInfo folderInfo = new FolderInfo(); 1397 folderInfo.title = getText(R.string.folder_name); 1398 1399 // Update the model 1400 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1401 false); 1402 sFolders.put(folderInfo.id, folderInfo); 1403 1404 // Create the view 1405 FolderIcon newFolder = 1406 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1407 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1408 isWorkspaceLocked()); 1409 return newFolder; 1410 } 1411 1412 void removeFolder(FolderInfo folder) { 1413 sFolders.remove(folder.id); 1414 } 1415 1416 private void showNotifications() { 1417 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1418 if (statusBar != null) { 1419 statusBar.expand(); 1420 } 1421 } 1422 1423 private void startWallpaper() { 1424 showWorkspace(true); 1425 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1426 Intent chooser = Intent.createChooser(pickWallpaper, 1427 getText(R.string.chooser_wallpaper)); 1428 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1429 // Removed in Eclair MR1 1430// WallpaperManager wm = (WallpaperManager) 1431// getSystemService(Context.WALLPAPER_SERVICE); 1432// WallpaperInfo wi = wm.getWallpaperInfo(); 1433// if (wi != null && wi.getSettingsActivity() != null) { 1434// LabeledIntent li = new LabeledIntent(getPackageName(), 1435// R.string.configure_wallpaper, 0); 1436// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1437// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1438// } 1439 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1440 } 1441 1442 /** 1443 * Registers various content observers. The current implementation registers 1444 * only a favorites observer to keep track of the favorites applications. 1445 */ 1446 private void registerContentObservers() { 1447 ContentResolver resolver = getContentResolver(); 1448 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1449 true, mWidgetObserver); 1450 } 1451 1452 @Override 1453 public boolean dispatchKeyEvent(KeyEvent event) { 1454 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1455 switch (event.getKeyCode()) { 1456 case KeyEvent.KEYCODE_HOME: 1457 return true; 1458 case KeyEvent.KEYCODE_VOLUME_DOWN: 1459 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1460 dumpState(); 1461 return true; 1462 } 1463 break; 1464 } 1465 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1466 switch (event.getKeyCode()) { 1467 case KeyEvent.KEYCODE_HOME: 1468 return true; 1469 } 1470 } 1471 1472 return super.dispatchKeyEvent(event); 1473 } 1474 1475 @Override 1476 public void onBackPressed() { 1477 if (mState == State.APPS_CUSTOMIZE) { 1478 showWorkspace(true); 1479 } else if (mWorkspace.getOpenFolder() != null) { 1480 Folder openFolder = mWorkspace.getOpenFolder(); 1481 if (openFolder.isEditingName()) { 1482 openFolder.dismissEditingName(); 1483 } else { 1484 closeFolder(); 1485 } 1486 } else { 1487 mWorkspace.exitWidgetResizeMode(); 1488 1489 // Back button is a no-op here, but give at least some feedback for the button press 1490 mWorkspace.showOutlinesTemporarily(); 1491 } 1492 } 1493 1494 /** 1495 * Re-listen when widgets are reset. 1496 */ 1497 private void onAppWidgetReset() { 1498 if (mAppWidgetHost != null) { 1499 mAppWidgetHost.startListening(); 1500 } 1501 } 1502 1503 /** 1504 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1505 * leak the previous Home screen on orientation change. 1506 */ 1507 private void unbindWorkspaceAndHotseatItems() { 1508 LauncherModel.unbindWorkspaceItems(); 1509 } 1510 1511 /** 1512 * Launches the intent referred by the clicked shortcut. 1513 * 1514 * @param v The view representing the clicked shortcut. 1515 */ 1516 public void onClick(View v) { 1517 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1518 // view has detached (it's possible for this to happen if the view is removed mid touch). 1519 if (v.getWindowToken() == null) { 1520 return; 1521 } 1522 1523 if (mWorkspace.isSwitchingState()) { 1524 return; 1525 } 1526 1527 Object tag = v.getTag(); 1528 if (tag instanceof ShortcutInfo) { 1529 // Open shortcut 1530 final Intent intent = ((ShortcutInfo) tag).intent; 1531 int[] pos = new int[2]; 1532 v.getLocationOnScreen(pos); 1533 intent.setSourceBounds(new Rect(pos[0], pos[1], 1534 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1535 boolean success = startActivitySafely(intent, tag); 1536 1537 if (success && v instanceof BubbleTextView) { 1538 mWaitingForResume = (BubbleTextView) v; 1539 mWaitingForResume.setStayPressed(true); 1540 } 1541 } else if (tag instanceof FolderInfo) { 1542 if (v instanceof FolderIcon) { 1543 FolderIcon fi = (FolderIcon) v; 1544 handleFolderClick(fi); 1545 } 1546 } else if (v == mAllAppsButton) { 1547 if (mState == State.APPS_CUSTOMIZE) { 1548 showWorkspace(true); 1549 } else { 1550 showAllApps(true); 1551 } 1552 } 1553 } 1554 1555 public boolean onTouch(View v, MotionEvent event) { 1556 // this is an intercepted event being forwarded from mWorkspace; 1557 // clicking anywhere on the workspace causes the customization drawer to slide down 1558 showWorkspace(true); 1559 return false; 1560 } 1561 1562 /** 1563 * Event handler for the search button 1564 * 1565 * @param v The view that was clicked. 1566 */ 1567 public void onClickSearchButton(View v) { 1568 startSearch(null, false, null, true); 1569 // Use a custom animation for launching search 1570 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1571 } 1572 1573 /** 1574 * Event handler for the voice button 1575 * 1576 * @param v The view that was clicked. 1577 */ 1578 public void onClickVoiceButton(View v) { 1579 startVoiceSearch(); 1580 } 1581 1582 private void startVoiceSearch() { 1583 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1584 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1585 startActivity(intent); 1586 } 1587 1588 /** 1589 * Event handler for the "grid" button that appears on the home screen, which 1590 * enters all apps mode. 1591 * 1592 * @param v The view that was clicked. 1593 */ 1594 public void onClickAllAppsButton(View v) { 1595 showAllApps(true); 1596 } 1597 1598 public void onClickAppMarketButton(View v) { 1599 if (mAppMarketIntent != null) { 1600 startActivitySafely(mAppMarketIntent, "app market"); 1601 } 1602 } 1603 1604 void startApplicationDetailsActivity(ComponentName componentName) { 1605 String packageName = componentName.getPackageName(); 1606 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1607 Uri.fromParts("package", packageName, null)); 1608 startActivity(intent); 1609 } 1610 1611 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1612 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1613 // System applications cannot be installed. For now, show a toast explaining that. 1614 // We may give them the option of disabling apps this way. 1615 int messageId = R.string.uninstall_system_app_text; 1616 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1617 } else { 1618 String packageName = appInfo.componentName.getPackageName(); 1619 String className = appInfo.componentName.getClassName(); 1620 Intent intent = new Intent( 1621 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1622 startActivity(intent); 1623 } 1624 } 1625 1626 boolean startActivitySafely(Intent intent, Object tag) { 1627 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1628 try { 1629 startActivity(intent); 1630 return true; 1631 } catch (ActivityNotFoundException e) { 1632 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1633 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1634 } catch (SecurityException e) { 1635 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1636 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1637 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1638 "or use the exported attribute for this activity. " 1639 + "tag="+ tag + " intent=" + intent, e); 1640 } 1641 return false; 1642 } 1643 1644 void startActivityForResultSafely(Intent intent, int requestCode) { 1645 try { 1646 startActivityForResult(intent, requestCode); 1647 } catch (ActivityNotFoundException e) { 1648 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1649 } catch (SecurityException e) { 1650 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1651 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1652 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1653 "or use the exported attribute for this activity.", e); 1654 } 1655 } 1656 1657 private void handleFolderClick(FolderIcon folderIcon) { 1658 final FolderInfo info = folderIcon.mInfo; 1659 if (!info.opened) { 1660 // Close any open folder 1661 closeFolder(); 1662 // Open the requested folder 1663 openFolder(folderIcon); 1664 } else { 1665 // Find the open folder... 1666 Folder openFolder = mWorkspace.getFolderForTag(info); 1667 int folderScreen; 1668 if (openFolder != null) { 1669 folderScreen = mWorkspace.getPageForView(openFolder); 1670 // .. and close it 1671 closeFolder(openFolder); 1672 if (folderScreen != mWorkspace.getCurrentPage()) { 1673 // Close any folder open on the current screen 1674 closeFolder(); 1675 // Pull the folder onto this screen 1676 openFolder(folderIcon); 1677 } 1678 } 1679 } 1680 } 1681 1682 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1683 if (fi == null) return; 1684 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1685 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1686 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1687 1688 FolderInfo info = (FolderInfo) fi.getTag(); 1689 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1690 CellLayout cl = (CellLayout) fi.getParent().getParent(); 1691 cl.setFolderLeaveBehindCell(info.cellX, info.cellY); 1692 } 1693 1694 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1695 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1696 oa.start(); 1697 } 1698 1699 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1700 if (fi == null) return; 1701 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1702 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1703 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1704 1705 FolderInfo info = (FolderInfo) fi.getTag(); 1706 CellLayout cl = null; 1707 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1708 cl = (CellLayout) fi.getParent().getParent(); 1709 } 1710 1711 final CellLayout layout = cl; 1712 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1713 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1714 oa.addListener(new AnimatorListenerAdapter() { 1715 @Override 1716 public void onAnimationEnd(Animator animation) { 1717 if (layout != null) { 1718 layout.clearFolderLeaveBehind(); 1719 } 1720 } 1721 }); 1722 oa.start(); 1723 } 1724 1725 /** 1726 * Opens the user folder described by the specified tag. The opening of the folder 1727 * is animated relative to the specified View. If the View is null, no animation 1728 * is played. 1729 * 1730 * @param folderInfo The FolderInfo describing the folder to open. 1731 */ 1732 public void openFolder(FolderIcon folderIcon) { 1733 Folder folder = folderIcon.mFolder; 1734 FolderInfo info = folder.mInfo; 1735 1736 growAndFadeOutFolderIcon(folderIcon); 1737 info.opened = true; 1738 1739 // Just verify that the folder hasn't already been added to the DragLayer. 1740 // There was a one-off crash where the folder had a parent already. 1741 if (folder.getParent() == null) { 1742 mDragLayer.addView(folder); 1743 mDragController.addDropTarget((DropTarget) folder); 1744 } else { 1745 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 1746 folder.getParent() + ")."); 1747 } 1748 folder.animateOpen(); 1749 } 1750 1751 public void closeFolder() { 1752 Folder folder = mWorkspace.getOpenFolder(); 1753 if (folder != null) { 1754 closeFolder(folder); 1755 } 1756 } 1757 1758 void closeFolder(Folder folder) { 1759 folder.getInfo().opened = false; 1760 1761 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1762 if (parent != null) { 1763 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 1764 shrinkAndFadeInFolderIcon(fi); 1765 } 1766 folder.animateClosed(); 1767 } 1768 1769 public boolean onLongClick(View v) { 1770 if (mState != State.WORKSPACE) { 1771 return false; 1772 } 1773 1774 if (isWorkspaceLocked()) { 1775 return false; 1776 } 1777 1778 if (!(v instanceof CellLayout)) { 1779 v = (View) v.getParent().getParent(); 1780 } 1781 1782 resetAddInfo(); 1783 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 1784 // This happens when long clicking an item with the dpad/trackball 1785 if (longClickCellInfo == null) { 1786 return true; 1787 } 1788 1789 // The hotseat touch handling does not go through Workspace, and we always allow long press 1790 // on hotseat items. 1791 final View itemUnderLongClick = longClickCellInfo.cell; 1792 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 1793 if (allowLongPress && !mDragController.isDragging()) { 1794 if (itemUnderLongClick == null) { 1795 // User long pressed on empty space 1796 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 1797 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 1798 startWallpaper(); 1799 } else { 1800 if (!(itemUnderLongClick instanceof Folder)) { 1801 // User long pressed on an item 1802 mWorkspace.startDrag(longClickCellInfo); 1803 } 1804 } 1805 } 1806 return true; 1807 } 1808 1809 boolean isHotseatLayout(View layout) { 1810 return mHotseat != null && layout != null && 1811 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 1812 } 1813 Hotseat getHotseat() { 1814 return mHotseat; 1815 } 1816 1817 /** 1818 * Returns the CellLayout of the specified container at the specified screen. 1819 */ 1820 CellLayout getCellLayout(long container, int screen) { 1821 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1822 if (mHotseat != null) { 1823 return mHotseat.getLayout(); 1824 } else { 1825 return null; 1826 } 1827 } else { 1828 return (CellLayout) mWorkspace.getChildAt(screen); 1829 } 1830 } 1831 1832 Workspace getWorkspace() { 1833 return mWorkspace; 1834 } 1835 1836 @Override 1837 protected Dialog onCreateDialog(int id) { 1838 switch (id) { 1839 case DIALOG_CREATE_SHORTCUT: 1840 return new CreateShortcut().createDialog(); 1841 case DIALOG_RENAME_FOLDER: 1842 return new RenameFolder().createDialog(); 1843 } 1844 1845 return super.onCreateDialog(id); 1846 } 1847 1848 @Override 1849 protected void onPrepareDialog(int id, Dialog dialog) { 1850 switch (id) { 1851 case DIALOG_CREATE_SHORTCUT: 1852 break; 1853 case DIALOG_RENAME_FOLDER: 1854 if (mFolderInfo != null) { 1855 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 1856 final CharSequence text = mFolderInfo.title; 1857 input.setText(text); 1858 input.setSelection(0, text.length()); 1859 } 1860 break; 1861 } 1862 } 1863 1864 void showRenameDialog(FolderInfo info) { 1865 mFolderInfo = info; 1866 mWaitingForResult = true; 1867 showDialog(DIALOG_RENAME_FOLDER); 1868 } 1869 1870 private void showAddDialog() { 1871 resetAddInfo(); 1872 mPendingAddInfo.container = LauncherSettings.Favorites.CONTAINER_DESKTOP; 1873 mPendingAddInfo.screen = mWorkspace.getCurrentPage(); 1874 mWaitingForResult = true; 1875 showDialog(DIALOG_CREATE_SHORTCUT); 1876 } 1877 1878 private class RenameFolder { 1879 private EditText mInput; 1880 1881 Dialog createDialog() { 1882 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 1883 mInput = (EditText) layout.findViewById(R.id.folder_name); 1884 1885 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 1886 builder.setIcon(0); 1887 builder.setTitle(getString(R.string.rename_folder_title)); 1888 builder.setCancelable(true); 1889 builder.setOnCancelListener(new Dialog.OnCancelListener() { 1890 public void onCancel(DialogInterface dialog) { 1891 cleanup(); 1892 } 1893 }); 1894 builder.setNegativeButton(getString(R.string.cancel_action), 1895 new Dialog.OnClickListener() { 1896 public void onClick(DialogInterface dialog, int which) { 1897 cleanup(); 1898 } 1899 } 1900 ); 1901 builder.setPositiveButton(getString(R.string.rename_action), 1902 new Dialog.OnClickListener() { 1903 public void onClick(DialogInterface dialog, int which) { 1904 changeFolderName(); 1905 } 1906 } 1907 ); 1908 builder.setView(layout); 1909 1910 final AlertDialog dialog = builder.create(); 1911 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 1912 public void onShow(DialogInterface dialog) { 1913 mWaitingForResult = true; 1914 mInput.requestFocus(); 1915 InputMethodManager inputManager = (InputMethodManager) 1916 getSystemService(Context.INPUT_METHOD_SERVICE); 1917 inputManager.showSoftInput(mInput, 0); 1918 } 1919 }); 1920 1921 return dialog; 1922 } 1923 1924 private void changeFolderName() { 1925 final String name = mInput.getText().toString(); 1926 if (!TextUtils.isEmpty(name)) { 1927 // Make sure we have the right folder info 1928 mFolderInfo = sFolders.get(mFolderInfo.id); 1929 mFolderInfo.title = name; 1930 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 1931 1932 if (mWorkspaceLoading) { 1933 lockAllApps(); 1934 mModel.startLoader(Launcher.this, false); 1935 } else { 1936 final FolderIcon folderIcon = (FolderIcon) 1937 mWorkspace.getViewForTag(mFolderInfo); 1938 if (folderIcon != null) { 1939 // TODO: At some point we'll probably want some version of setting 1940 // the text for a folder icon. 1941 //folderIcon.setText(name); 1942 getWorkspace().requestLayout(); 1943 } else { 1944 lockAllApps(); 1945 mWorkspaceLoading = true; 1946 mModel.startLoader(Launcher.this, false); 1947 } 1948 } 1949 } 1950 cleanup(); 1951 } 1952 1953 private void cleanup() { 1954 dismissDialog(DIALOG_RENAME_FOLDER); 1955 mWaitingForResult = false; 1956 mFolderInfo = null; 1957 } 1958 } 1959 1960 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 1961 public boolean isAllAppsVisible() { 1962 return (mState == State.APPS_CUSTOMIZE); 1963 } 1964 1965 // AllAppsView.Watcher 1966 public void zoomed(float zoom) { 1967 if (zoom == 1.0f) { 1968 mWorkspace.setVisibility(View.GONE); 1969 } 1970 } 1971 1972 /** 1973 * Helper method for the cameraZoomIn/cameraZoomOut animations 1974 * @param view The view being animated 1975 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 1976 * @param scaleFactor The scale factor used for the zoom 1977 */ 1978 private void setPivotsForZoom(View view, State state, float scaleFactor) { 1979 final int height = view.getHeight(); 1980 1981 view.setPivotX(view.getWidth() / 2.0f); 1982 // Set pivotY so that at the starting zoom factor, the view is partially 1983 // visible. Modifying initialHeightFactor changes how much of the view is 1984 // initially showing, and hence the perceived angle from which the view enters. 1985 if (state == State.APPS_CUSTOMIZE) { 1986 final float initialHeightFactor = 0.175f; 1987 view.setPivotY((1 - initialHeightFactor) * height); 1988 } else { 1989 final float initialHeightFactor = 0.2f; 1990 view.setPivotY(-initialHeightFactor * height); 1991 } 1992 } 1993 1994 /** 1995 * Zoom the camera out from the workspace to reveal 'toView'. 1996 * Assumes that the view to show is anchored at either the very top or very bottom 1997 * of the screen. 1998 * @param toState The state to zoom out to. Must be APPS_CUSTOMIZE. 1999 */ 2000 private void cameraZoomOut(State toState, boolean animated, final boolean springLoaded) { 2001 final Resources res = getResources(); 2002 2003 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2004 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2005 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2006 final View toView = mAppsCustomizeTabHost; 2007 2008 setPivotsForZoom(toView, toState, scale); 2009 2010 // Shrink workspaces away if going to AppsCustomize from workspace 2011 mWorkspace.shrink(Workspace.State.SMALL, animated); 2012 hideHotseat(animated); 2013 2014 if (animated) { 2015 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2016 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2017 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2018 public void onAnimationUpdate(float a, float b) { 2019 ((View) toView.getParent()).fastInvalidate(); 2020 toView.setFastScaleX(a * scale + b * 1f); 2021 toView.setFastScaleY(a * scale + b * 1f); 2022 } 2023 }); 2024 2025 toView.setVisibility(View.VISIBLE); 2026 toView.setFastAlpha(0f); 2027 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2028 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2029 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2030 public void onAnimationUpdate(float a, float b) { 2031 // don't need to invalidate because we do so above 2032 toView.setFastAlpha(a * 0f + b * 1f); 2033 } 2034 }); 2035 alphaAnim.start(); 2036 2037 if (toView instanceof LauncherTransitionable) { 2038 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim, false); 2039 } 2040 scaleAnim.addListener(new AnimatorListenerAdapter() { 2041 @Override 2042 public void onAnimationStart(Animator animation) { 2043 // Prepare the position 2044 toView.setTranslationX(0.0f); 2045 toView.setTranslationY(0.0f); 2046 toView.setVisibility(View.VISIBLE); 2047 toView.bringToFront(); 2048 } 2049 @Override 2050 public void onAnimationEnd(Animator animation) { 2051 // If we don't set the final scale values here, if this animation is cancelled 2052 // it will have the wrong scale value and subsequent cameraPan animations will 2053 // not fix that 2054 toView.setScaleX(1.0f); 2055 toView.setScaleY(1.0f); 2056 if (toView instanceof LauncherTransitionable) { 2057 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim, false); 2058 } 2059 2060 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2061 // Hide the workspace scrollbar 2062 mWorkspace.hideScrollingIndicator(true); 2063 mWorkspace.hideDockDivider(true); 2064 } 2065 } 2066 }); 2067 2068 // toView should appear right at the end of the workspace shrink animation 2069 final int startDelay = 0; 2070 2071 if (mStateAnimation != null) mStateAnimation.cancel(); 2072 mStateAnimation = new AnimatorSet(); 2073 mStateAnimation.play(scaleAnim).after(startDelay); 2074 mStateAnimation.start(); 2075 } else { 2076 toView.setTranslationX(0.0f); 2077 toView.setTranslationY(0.0f); 2078 toView.setScaleX(1.0f); 2079 toView.setScaleY(1.0f); 2080 toView.setVisibility(View.VISIBLE); 2081 toView.bringToFront(); 2082 if (toView instanceof LauncherTransitionable) { 2083 ((LauncherTransitionable) toView).onLauncherTransitionStart(null, false); 2084 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null, false); 2085 2086 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2087 // Hide the workspace scrollbar 2088 mWorkspace.hideScrollingIndicator(true); 2089 mWorkspace.hideDockDivider(true); 2090 } 2091 } 2092 } 2093 } 2094 2095 /** 2096 * Zoom the camera back into the workspace, hiding 'fromView'. 2097 * This is the opposite of cameraZoomOut. 2098 * @param fromState The current state (must be APPS_CUSTOMIZE). 2099 * @param animated If true, the transition will be animated. 2100 */ 2101 private void cameraZoomIn(State fromState, boolean animated, final boolean springLoaded) { 2102 Resources res = getResources(); 2103 2104 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2105 final float scaleFactor = (float) 2106 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2107 final View fromView = mAppsCustomizeTabHost; 2108 2109 setPivotsForZoom(fromView, fromState, scaleFactor); 2110 2111 if (!springLoaded) { 2112 mWorkspace.unshrink(animated); 2113 } 2114 showHotseat(animated); 2115 if (animated) { 2116 if (mStateAnimation != null) mStateAnimation.cancel(); 2117 mStateAnimation = new AnimatorSet(); 2118 2119 final float oldScaleX = fromView.getScaleX(); 2120 final float oldScaleY = fromView.getScaleY(); 2121 2122 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2123 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2124 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2125 public void onAnimationUpdate(float a, float b) { 2126 ((View)fromView.getParent()).fastInvalidate(); 2127 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2128 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2129 } 2130 }); 2131 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2132 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2133 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2134 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2135 public void onAnimationUpdate(float a, float b) { 2136 // don't need to invalidate because we do so above 2137 fromView.setFastAlpha(a * 1f + b * 0f); 2138 } 2139 }); 2140 if (fromView instanceof LauncherTransitionable) { 2141 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim, true); 2142 } 2143 alphaAnim.addListener(new AnimatorListenerAdapter() { 2144 @Override 2145 public void onAnimationStart(android.animation.Animator animation) { 2146 if (!springLoaded) { 2147 mWorkspace.showDockDivider(false); 2148 } 2149 } 2150 @Override 2151 public void onAnimationEnd(Animator animation) { 2152 fromView.setVisibility(View.GONE); 2153 if (fromView instanceof LauncherTransitionable) { 2154 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim,true); 2155 } 2156 mWorkspace.flashScrollingIndicator(); 2157 } 2158 }); 2159 2160 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2161 mStateAnimation.start(); 2162 } else { 2163 fromView.setVisibility(View.GONE); 2164 if (fromView instanceof LauncherTransitionable) { 2165 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null, true); 2166 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null, true); 2167 2168 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2169 // Flash the workspace scrollbar 2170 mWorkspace.showDockDivider(true); 2171 mWorkspace.flashScrollingIndicator(); 2172 } 2173 } 2174 } 2175 } 2176 2177 void showWorkspace(boolean animated) { 2178 showWorkspace(animated, null); 2179 } 2180 2181 void showWorkspace(boolean animated, CellLayout layout) { 2182 if (layout != null) { 2183 // always animated, but that's ok since we never specify a layout and 2184 // want no animation 2185 mWorkspace.unshrink(layout); 2186 } else { 2187 mWorkspace.unshrink(animated); 2188 } 2189 if (mState == State.APPS_CUSTOMIZE) { 2190 closeAllApps(animated); 2191 } 2192 2193 // Change the state *after* we've called all the transition code 2194 mState = State.WORKSPACE; 2195 2196 // Resume the auto-advance of widgets 2197 mUserPresent = true; 2198 updateRunning(); 2199 2200 // send an accessibility event to announce the context change 2201 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2202 } 2203 2204 void enterSpringLoadedDragMode(CellLayout layout) { 2205 if (mState == State.APPS_CUSTOMIZE) { 2206 mWorkspace.enterSpringLoadedDragMode(layout); 2207 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2208 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2209 } 2210 // Otherwise, we are not in spring loaded mode, so don't do anything. 2211 } 2212 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay) { 2213 mWorkspace.postDelayed(new Runnable() { 2214 @Override 2215 public void run() { 2216 exitSpringLoadedDragMode(); 2217 if (successfulDrop) { 2218 showWorkspace(true); 2219 } 2220 } 2221 }, (extendedDelay ? 2222 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2223 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2224 } 2225 void exitSpringLoadedDragMode() { 2226 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2227 mWorkspace.exitSpringLoadedDragMode(Workspace.State.SMALL); 2228 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2229 mState = State.APPS_CUSTOMIZE; 2230 } 2231 // Otherwise, we are not in spring loaded mode, so don't do anything. 2232 } 2233 2234 public boolean isAllAppsCustomizeOpen() { 2235 return mState == State.APPS_CUSTOMIZE; 2236 } 2237 2238 /** 2239 * Shows the hotseat area. 2240 */ 2241 void showHotseat(boolean animated) { 2242 if (!LauncherApplication.isScreenLarge()) { 2243 if (animated) { 2244 int duration = mSearchDeleteBar.getTransitionInDuration(); 2245 mHotseat.animate().alpha(1f).setDuration(duration); 2246 } else { 2247 mHotseat.setAlpha(1f); 2248 } 2249 } 2250 } 2251 2252 /** 2253 * Hides the hotseat area. 2254 */ 2255 void hideHotseat(boolean animated) { 2256 if (!LauncherApplication.isScreenLarge()) { 2257 if (animated) { 2258 int duration = mSearchDeleteBar.getTransitionOutDuration(); 2259 mHotseat.animate().alpha(0f).setDuration(duration); 2260 } else { 2261 mHotseat.setAlpha(0f); 2262 } 2263 } 2264 } 2265 2266 void showAllApps(boolean animated) { 2267 if (mState != State.WORKSPACE) return; 2268 2269 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2270 mAppsCustomizeTabHost.requestFocus(); 2271 2272 // Hide the search bar and hotseat 2273 mSearchDeleteBar.hideSearchBar(animated); 2274 2275 // Change the state *after* we've called all the transition code 2276 mState = State.APPS_CUSTOMIZE; 2277 2278 // Pause the auto-advance of widgets until we are out of AllApps 2279 mUserPresent = false; 2280 updateRunning(); 2281 closeFolder(); 2282 2283 // Send an accessibility event to announce the context change 2284 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2285 } 2286 2287 /** 2288 * Things to test when changing this code. 2289 * - Home from workspace 2290 * - from center screen 2291 * - from other screens 2292 * - Home from all apps 2293 * - from center screen 2294 * - from other screens 2295 * - Back from all apps 2296 * - from center screen 2297 * - from other screens 2298 * - Launch app from workspace and quit 2299 * - with back 2300 * - with home 2301 * - Launch app from all apps and quit 2302 * - with back 2303 * - with home 2304 * - Go to a screen that's not the default, then all 2305 * apps, and launch and app, and go back 2306 * - with back 2307 * -with home 2308 * - On workspace, long press power and go back 2309 * - with back 2310 * - with home 2311 * - On all apps, long press power and go back 2312 * - with back 2313 * - with home 2314 * - On workspace, power off 2315 * - On all apps, power off 2316 * - Launch an app and turn off the screen while in that app 2317 * - Go back with home key 2318 * - Go back with back key TODO: make this not go to workspace 2319 * - From all apps 2320 * - From workspace 2321 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2322 * - From all apps 2323 * - From the center workspace 2324 * - From another workspace 2325 */ 2326 void closeAllApps(boolean animated) { 2327 if (mState == State.APPS_CUSTOMIZE || mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2328 mWorkspace.setVisibility(View.VISIBLE); 2329 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 2330 2331 // Show the search bar and hotseat 2332 mSearchDeleteBar.showSearchBar(animated); 2333 2334 // Set focus to the AppsCustomize button 2335 if (mAllAppsButton != null) { 2336 mAllAppsButton.requestFocus(); 2337 } 2338 } 2339 } 2340 2341 void lockAllApps() { 2342 // TODO 2343 } 2344 2345 void unlockAllApps() { 2346 // TODO 2347 } 2348 2349 /** 2350 * Add an item from all apps or customize onto the given workspace screen. 2351 * If layout is null, add to the current screen. 2352 */ 2353 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2354 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2355 showOutOfSpaceMessage(); 2356 } else { 2357 layout.animateDrop(); 2358 } 2359 } 2360 2361 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2362 try { 2363 PackageManager packageManager = getPackageManager(); 2364 // Look for the toolbar icon specified in the activity meta-data 2365 Bundle metaData = packageManager.getActivityInfo( 2366 activityName, PackageManager.GET_META_DATA).metaData; 2367 if (metaData != null) { 2368 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2369 if (iconResId != 0) { 2370 Resources res = packageManager.getResourcesForActivity(activityName); 2371 return res.getDrawable(iconResId); 2372 } 2373 } 2374 } catch (NameNotFoundException e) { 2375 // This can happen if the activity defines an invalid drawable 2376 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2377 " not found", e); 2378 } catch (Resources.NotFoundException nfe) { 2379 // This can happen if the activity defines an invalid drawable 2380 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2381 nfe); 2382 } 2383 return null; 2384 } 2385 2386 // if successful in getting icon, return it; otherwise, set button to use default drawable 2387 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2388 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2389 TextView button = (TextView) findViewById(buttonId); 2390 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2391 2392 // If we were unable to find the icon via the meta-data, use a generic one 2393 if (toolbarIcon == null) { 2394 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 2395 return null; 2396 } else { 2397 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 2398 return toolbarIcon.getConstantState(); 2399 } 2400 } 2401 2402 // if successful in getting icon, return it; otherwise, set button to use default drawable 2403 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2404 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2405 ImageView button = (ImageView) findViewById(buttonId); 2406 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2407 2408 if (button != null) { 2409 // If we were unable to find the icon via the meta-data, use a 2410 // generic one 2411 if (toolbarIcon == null) { 2412 button.setImageResource(fallbackDrawableId); 2413 } else { 2414 button.setImageDrawable(toolbarIcon); 2415 } 2416 } 2417 2418 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2419 2420 } 2421 2422 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2423 TextView button = (TextView) findViewById(buttonId); 2424 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2425 } 2426 2427 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2428 ImageView button = (ImageView) findViewById(buttonId); 2429 button.setImageDrawable(d.newDrawable(getResources())); 2430 } 2431 2432 private void updateGlobalSearchIcon() { 2433 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2434 final View searchDivider = findViewById(R.id.search_divider); 2435 2436 final SearchManager searchManager = 2437 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2438 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2439 if (activityName != null) { 2440 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 2441 R.id.search_button, activityName, R.drawable.ic_search_normal_holo); 2442 searchButton.setVisibility(View.VISIBLE); 2443 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2444 } else { 2445 searchButton.setVisibility(View.GONE); 2446 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2447 } 2448 } 2449 2450 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2451 updateButtonWithDrawable(R.id.search_button, d); 2452 } 2453 2454 private void updateVoiceSearchIcon() { 2455 final View searchDivider = findViewById(R.id.search_divider); 2456 final View voiceButton = findViewById(R.id.voice_button); 2457 2458 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2459 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2460 if (activityName != null) { 2461 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 2462 R.id.voice_button, activityName, R.drawable.ic_voice_search_holo); 2463 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2464 voiceButton.setVisibility(View.VISIBLE); 2465 } else { 2466 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2467 voiceButton.setVisibility(View.GONE); 2468 } 2469 } 2470 2471 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2472 updateButtonWithDrawable(R.id.voice_button, d); 2473 } 2474 2475 /** 2476 * Sets the app market icon 2477 */ 2478 private void updateAppMarketIcon() { 2479 final View marketButton = findViewById(R.id.market_button); 2480 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2481 // Find the app market activity by resolving an intent. 2482 // (If multiple app markets are installed, it will return the ResolverActivity.) 2483 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2484 if (activityName != null) { 2485 mAppMarketIntent = intent; 2486 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 2487 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo); 2488 marketButton.setVisibility(View.VISIBLE); 2489 2490 // Remove the shop icon text in the Phone UI 2491 if (!LauncherApplication.isScreenLarge()) { 2492 ((TextView) marketButton).setText(""); 2493 } 2494 } else { 2495 // We should hide and disable the view so that we don't try and restore the visibility 2496 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2497 marketButton.setVisibility(View.GONE); 2498 marketButton.setEnabled(false); 2499 } 2500 } 2501 2502 private void updateAppMarketIcon(Drawable.ConstantState d) { 2503 updateTextButtonWithDrawable(R.id.market_button, d); 2504 } 2505 2506 /** 2507 * Displays the shortcut creation dialog and launches, if necessary, the 2508 * appropriate activity. 2509 */ 2510 private class CreateShortcut implements DialogInterface.OnClickListener, 2511 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 2512 DialogInterface.OnShowListener { 2513 2514 private AddAdapter mAdapter; 2515 2516 Dialog createDialog() { 2517 mAdapter = new AddAdapter(Launcher.this); 2518 2519 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 2520 AlertDialog.THEME_HOLO_DARK); 2521 builder.setAdapter(mAdapter, this); 2522 2523 AlertDialog dialog = builder.create(); 2524 dialog.setOnCancelListener(this); 2525 dialog.setOnDismissListener(this); 2526 dialog.setOnShowListener(this); 2527 2528 return dialog; 2529 } 2530 2531 public void onCancel(DialogInterface dialog) { 2532 mWaitingForResult = false; 2533 cleanup(); 2534 } 2535 2536 public void onDismiss(DialogInterface dialog) { 2537 mWaitingForResult = false; 2538 cleanup(); 2539 } 2540 2541 private void cleanup() { 2542 try { 2543 dismissDialog(DIALOG_CREATE_SHORTCUT); 2544 } catch (Exception e) { 2545 // An exception is thrown if the dialog is not visible, which is fine 2546 } 2547 } 2548 2549 /** 2550 * Handle the action clicked in the "Add to home" dialog. 2551 */ 2552 public void onClick(DialogInterface dialog, int which) { 2553 cleanup(); 2554 2555 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 2556 switch (item.actionTag) { 2557 case AddAdapter.ITEM_APPLICATION: { 2558 if (mAppsCustomizeTabHost != null) { 2559 mAppsCustomizeTabHost.selectAppsTab(); 2560 } 2561 showAllApps(true); 2562 break; 2563 } 2564 case AddAdapter.ITEM_APPWIDGET: { 2565 if (mAppsCustomizeTabHost != null) { 2566 mAppsCustomizeTabHost.selectWidgetsTab(); 2567 } 2568 showAllApps(true); 2569 break; 2570 } 2571 case AddAdapter.ITEM_WALLPAPER: { 2572 startWallpaper(); 2573 break; 2574 } 2575 } 2576 } 2577 2578 public void onShow(DialogInterface dialog) { 2579 mWaitingForResult = true; 2580 } 2581 } 2582 2583 /** 2584 * Receives notifications when applications are added/removed. 2585 */ 2586 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2587 @Override 2588 public void onReceive(Context context, Intent intent) { 2589 closeSystemDialogs(); 2590 String reason = intent.getStringExtra("reason"); 2591 if (!"homekey".equals(reason)) { 2592 boolean animate = true; 2593 if (mPaused || "lock".equals(reason)) { 2594 animate = false; 2595 } 2596 showWorkspace(animate); 2597 } 2598 } 2599 } 2600 2601 /** 2602 * Receives notifications whenever the appwidgets are reset. 2603 */ 2604 private class AppWidgetResetObserver extends ContentObserver { 2605 public AppWidgetResetObserver() { 2606 super(new Handler()); 2607 } 2608 2609 @Override 2610 public void onChange(boolean selfChange) { 2611 onAppWidgetReset(); 2612 } 2613 } 2614 2615 /** 2616 * If the activity is currently paused, signal that we need to re-run the loader 2617 * in onResume. 2618 * 2619 * This needs to be called from incoming places where resources might have been loaded 2620 * while we are paused. That is becaues the Configuration might be wrong 2621 * when we're not running, and if it comes back to what it was when we 2622 * were paused, we are not restarted. 2623 * 2624 * Implementation of the method from LauncherModel.Callbacks. 2625 * 2626 * @return true if we are currently paused. The caller might be able to 2627 * skip some work in that case since we will come back again. 2628 */ 2629 public boolean setLoadOnResume() { 2630 if (mPaused) { 2631 Log.i(TAG, "setLoadOnResume"); 2632 mOnResumeNeedsLoad = true; 2633 return true; 2634 } else { 2635 return false; 2636 } 2637 } 2638 2639 /** 2640 * Implementation of the method from LauncherModel.Callbacks. 2641 */ 2642 public int getCurrentWorkspaceScreen() { 2643 if (mWorkspace != null) { 2644 return mWorkspace.getCurrentPage(); 2645 } else { 2646 return SCREEN_COUNT / 2; 2647 } 2648 } 2649 2650 2651 /** 2652 * Refreshes the shortcuts shown on the workspace. 2653 * 2654 * Implementation of the method from LauncherModel.Callbacks. 2655 */ 2656 public void startBinding() { 2657 final Workspace workspace = mWorkspace; 2658 2659 mWorkspace.clearDropTargets(); 2660 int count = workspace.getChildCount(); 2661 for (int i = 0; i < count; i++) { 2662 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 2663 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 2664 layoutParent.removeAllViewsInLayout(); 2665 } 2666 if (mHotseat != null) { 2667 mHotseat.resetLayout(); 2668 } 2669 2670 // This wasn't being called before which resulted in a leak of AppWidgetHostViews 2671 unbindWorkspaceAndHotseatItems(); 2672 } 2673 2674 /** 2675 * Bind the items start-end from the list. 2676 * 2677 * Implementation of the method from LauncherModel.Callbacks. 2678 */ 2679 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 2680 setLoadOnResume(); 2681 2682 final Workspace workspace = mWorkspace; 2683 for (int i=start; i<end; i++) { 2684 final ItemInfo item = shortcuts.get(i); 2685 2686 // Short circuit if we are loading dock items for a configuration which has no dock 2687 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 2688 mHotseat == null) { 2689 continue; 2690 } 2691 2692 switch (item.itemType) { 2693 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 2694 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 2695 View shortcut = createShortcut((ShortcutInfo)item); 2696 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 2697 item.cellY, 1, 1, false); 2698 break; 2699 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2700 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 2701 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 2702 (FolderInfo) item, mIconCache); 2703 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 2704 item.cellY, 1, 1, false); 2705 break; 2706 } 2707 } 2708 workspace.requestLayout(); 2709 } 2710 2711 /** 2712 * Implementation of the method from LauncherModel.Callbacks. 2713 */ 2714 public void bindFolders(HashMap<Long, FolderInfo> folders) { 2715 setLoadOnResume(); 2716 sFolders.clear(); 2717 sFolders.putAll(folders); 2718 } 2719 2720 /** 2721 * Add the views for a widget to the workspace. 2722 * 2723 * Implementation of the method from LauncherModel.Callbacks. 2724 */ 2725 public void bindAppWidget(LauncherAppWidgetInfo item) { 2726 setLoadOnResume(); 2727 2728 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 2729 if (DEBUG_WIDGETS) { 2730 Log.d(TAG, "bindAppWidget: " + item); 2731 } 2732 final Workspace workspace = mWorkspace; 2733 2734 final int appWidgetId = item.appWidgetId; 2735 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 2736 if (DEBUG_WIDGETS) { 2737 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 2738 } 2739 2740 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 2741 2742 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 2743 item.hostView.setTag(item); 2744 2745 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 2746 item.cellY, item.spanX, item.spanY, false); 2747 2748 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 2749 2750 workspace.requestLayout(); 2751 2752 if (DEBUG_WIDGETS) { 2753 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 2754 + (SystemClock.uptimeMillis()-start) + "ms"); 2755 } 2756 } 2757 2758 /** 2759 * Callback saying that there aren't any more items to bind. 2760 * 2761 * Implementation of the method from LauncherModel.Callbacks. 2762 */ 2763 public void finishBindingItems() { 2764 setLoadOnResume(); 2765 2766 if (mSavedState != null) { 2767 if (!mWorkspace.hasFocus()) { 2768 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 2769 } 2770 mSavedState = null; 2771 } 2772 2773 if (mSavedInstanceState != null) { 2774 super.onRestoreInstanceState(mSavedInstanceState); 2775 mSavedInstanceState = null; 2776 } 2777 2778 mWorkspaceLoading = false; 2779 2780 // If we received the result of any pending adds while the loader was running (e.g. the 2781 // widget configuration forced an orientation change), process them now. 2782 for (int i = 0; i < sPendingAddList.size(); i++) { 2783 completeAdd(sPendingAddList.get(i)); 2784 } 2785 sPendingAddList.clear(); 2786 } 2787 2788 /** 2789 * Updates the icons on the launcher that are affected by changes to the package list 2790 * on the device. 2791 */ 2792 private void updateIconsAffectedByPackageManagerChanges() { 2793 updateAppMarketIcon(); 2794 updateVoiceSearchIcon(); 2795 } 2796 2797 @Override 2798 public void bindSearchablesChanged() { 2799 updateGlobalSearchIcon(); 2800 } 2801 2802 /** 2803 * Add the icons for all apps. 2804 * 2805 * Implementation of the method from LauncherModel.Callbacks. 2806 */ 2807 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 2808 if (mAppsCustomizeContent != null) { 2809 mAppsCustomizeContent.setApps(apps); 2810 } 2811 updateIconsAffectedByPackageManagerChanges(); 2812 updateGlobalSearchIcon(); 2813 } 2814 2815 /** 2816 * A package was installed. 2817 * 2818 * Implementation of the method from LauncherModel.Callbacks. 2819 */ 2820 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 2821 setLoadOnResume(); 2822 removeDialog(DIALOG_CREATE_SHORTCUT); 2823 2824 if (mAppsCustomizeContent != null) { 2825 mAppsCustomizeContent.addApps(apps); 2826 } 2827 updateIconsAffectedByPackageManagerChanges(); 2828 } 2829 2830 /** 2831 * A package was updated. 2832 * 2833 * Implementation of the method from LauncherModel.Callbacks. 2834 */ 2835 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 2836 setLoadOnResume(); 2837 removeDialog(DIALOG_CREATE_SHORTCUT); 2838 if (mWorkspace != null) { 2839 mWorkspace.updateShortcuts(apps); 2840 } 2841 2842 if (mAppsCustomizeContent != null) { 2843 mAppsCustomizeContent.updateApps(apps); 2844 } 2845 updateIconsAffectedByPackageManagerChanges(); 2846 } 2847 2848 /** 2849 * A package was uninstalled. 2850 * 2851 * Implementation of the method from LauncherModel.Callbacks. 2852 */ 2853 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 2854 removeDialog(DIALOG_CREATE_SHORTCUT); 2855 if (permanent) { 2856 mWorkspace.removeItems(apps); 2857 } 2858 2859 if (mAppsCustomizeContent != null) { 2860 mAppsCustomizeContent.removeApps(apps); 2861 } 2862 updateIconsAffectedByPackageManagerChanges(); 2863 } 2864 2865 /** 2866 * A number of packages were updated. 2867 */ 2868 public void bindPackagesUpdated() { 2869 2870 if (mAppsCustomizeContent != null) { 2871 mAppsCustomizeContent.onPackagesUpdated(); 2872 } 2873 } 2874 2875 private int mapConfigurationOriActivityInfoOri(int configOri) { 2876 final Display d = getWindowManager().getDefaultDisplay(); 2877 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 2878 switch (d.getRotation()) { 2879 case Surface.ROTATION_0: 2880 case Surface.ROTATION_180: 2881 // We are currently in the same basic orientation as the natural orientation 2882 naturalOri = configOri; 2883 break; 2884 case Surface.ROTATION_90: 2885 case Surface.ROTATION_270: 2886 // We are currently in the other basic orientation to the natural orientation 2887 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 2888 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 2889 break; 2890 } 2891 2892 int[] oriMap = { 2893 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 2894 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 2895 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 2896 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 2897 }; 2898 // Since the map starts at portrait, we need to offset if this device's natural orientation 2899 // is landscape. 2900 int indexOffset = 0; 2901 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 2902 indexOffset = 1; 2903 } 2904 return oriMap[(d.getRotation() + indexOffset) % 4]; 2905 } 2906 public void lockScreenOrientation() { 2907 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 2908 .getConfiguration().orientation)); 2909 } 2910 public void unlockScreenOrientation() { 2911 mHandler.postDelayed(new Runnable() { 2912 public void run() { 2913 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 2914 } 2915 }, mRestoreScreenOrientationDelay); 2916 } 2917 2918 /** 2919 * Prints out out state for debugging. 2920 */ 2921 public void dumpState() { 2922 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 2923 Log.d(TAG, "mSavedState=" + mSavedState); 2924 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 2925 Log.d(TAG, "mRestoring=" + mRestoring); 2926 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 2927 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 2928 Log.d(TAG, "sFolders.size=" + sFolders.size()); 2929 mModel.dumpState(); 2930 2931 if (mAppsCustomizeContent != null) { 2932 mAppsCustomizeContent.dumpState(); 2933 } 2934 Log.d(TAG, "END launcher2 dump state"); 2935 } 2936} 2937 2938interface LauncherTransitionable { 2939 void onLauncherTransitionStart(Animator animation, boolean toWorkspace); 2940 void onLauncherTransitionEnd(Animator animation, boolean toWorkspace); 2941} 2942