Launcher.java revision 31ce073f6a4a6e3e71d533ea4a2a423c2509ad89
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.animation.ValueAnimator.AnimatorUpdateListener; 27import android.app.Activity; 28import android.app.ActivityManager; 29import android.app.ActivityOptions; 30import android.app.SearchManager; 31import android.appwidget.AppWidgetHostView; 32import android.appwidget.AppWidgetManager; 33import android.appwidget.AppWidgetProviderInfo; 34import android.content.ActivityNotFoundException; 35import android.content.BroadcastReceiver; 36import android.content.ClipData; 37import android.content.ClipDescription; 38import android.content.ComponentCallbacks2; 39import android.content.ComponentName; 40import android.content.ContentResolver; 41import android.content.Context; 42import android.content.Intent; 43import android.content.IntentFilter; 44import android.content.SharedPreferences; 45import android.content.pm.ActivityInfo; 46import android.content.pm.PackageManager; 47import android.content.pm.PackageManager.NameNotFoundException; 48import android.content.res.Configuration; 49import android.content.res.Resources; 50import android.database.ContentObserver; 51import android.graphics.Rect; 52import android.graphics.drawable.Drawable; 53import android.net.Uri; 54import android.os.AsyncTask; 55import android.os.Bundle; 56import android.os.Environment; 57import android.os.Handler; 58import android.os.Message; 59import android.os.StrictMode; 60import android.os.SystemClock; 61import android.os.SystemProperties; 62import android.provider.Settings; 63import android.speech.RecognizerIntent; 64import android.text.Selection; 65import android.text.SpannableStringBuilder; 66import android.text.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.View.OnLongClickListener; 78import android.view.ViewGroup; 79import android.view.ViewTreeObserver; 80import android.view.ViewTreeObserver.OnGlobalLayoutListener; 81import android.view.WindowManager; 82import android.view.accessibility.AccessibilityEvent; 83import android.view.animation.AccelerateDecelerateInterpolator; 84import android.view.animation.AccelerateInterpolator; 85import android.view.animation.DecelerateInterpolator; 86import android.view.inputmethod.InputMethodManager; 87import android.widget.Advanceable; 88import android.widget.ImageView; 89import android.widget.TextView; 90import android.widget.Toast; 91 92import com.android.common.Search; 93import com.android.launcher.R; 94import com.android.launcher2.DropTarget.DragObject; 95 96import java.io.DataInputStream; 97import java.io.DataOutputStream; 98import java.io.FileDescriptor; 99import java.io.FileNotFoundException; 100import java.io.IOException; 101import java.io.PrintWriter; 102import java.util.ArrayList; 103import java.util.Collection; 104import java.util.Collections; 105import java.util.Comparator; 106import java.util.HashMap; 107import java.util.HashSet; 108import java.util.List; 109import java.util.Set; 110 111/** 112 * Default launcher application. 113 */ 114public final class Launcher extends Activity 115 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 116 AllAppsView.Watcher, View.OnTouchListener { 117 static final String TAG = "Launcher"; 118 static final boolean LOGD = false; 119 120 static final boolean PROFILE_STARTUP = false; 121 static final boolean DEBUG_WIDGETS = false; 122 static final boolean DEBUG_STRICT_MODE = false; 123 124 private static final int MENU_GROUP_WALLPAPER = 1; 125 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 126 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 127 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 128 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 129 130 private static final int REQUEST_CREATE_SHORTCUT = 1; 131 private static final int REQUEST_CREATE_APPWIDGET = 5; 132 private static final int REQUEST_PICK_APPLICATION = 6; 133 private static final int REQUEST_PICK_SHORTCUT = 7; 134 private static final int REQUEST_PICK_APPWIDGET = 9; 135 private static final int REQUEST_PICK_WALLPAPER = 10; 136 137 private static final int REQUEST_BIND_APPWIDGET = 11; 138 139 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 140 141 static final int SCREEN_COUNT = 5; 142 static final int DEFAULT_SCREEN = 2; 143 144 private static final String PREFERENCES = "launcher.preferences"; 145 static final String FORCE_ENABLE_ROTATION_PROPERTY = "launcher.force_enable_rotation"; 146 147 // Type: int 148 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 149 // Type: int 150 private static final String RUNTIME_STATE = "launcher.state"; 151 // Type: int 152 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 153 // Type: int 154 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 155 // Type: int 156 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 157 // Type: int 158 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 159 // Type: boolean 160 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 161 // Type: long 162 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 163 164 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 165 private static final String TOOLBAR_SEARCH_ICON_METADATA_NAME = 166 "com.android.launcher.toolbar_search_icon"; 167 private static final String TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME = 168 "com.android.launcher.toolbar_voice_search_icon"; 169 170 /** The different states that Launcher can be in. */ 171 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 172 private State mState = State.WORKSPACE; 173 private AnimatorSet mStateAnimation; 174 private AnimatorSet mDividerAnimator; 175 176 static final int APPWIDGET_HOST_ID = 1024; 177 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 178 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 179 private static final int SHOW_CLING_DURATION = 550; 180 private static final int DISMISS_CLING_DURATION = 250; 181 182 private static final Object sLock = new Object(); 183 private static int sScreen = DEFAULT_SCREEN; 184 185 // How long to wait before the new-shortcut animation automatically pans the workspace 186 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 10; 187 188 private final BroadcastReceiver mCloseSystemDialogsReceiver 189 = new CloseSystemDialogsIntentReceiver(); 190 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 191 192 private LayoutInflater mInflater; 193 194 private Workspace mWorkspace; 195 private View mQsbDivider; 196 private View mDockDivider; 197 private DragLayer mDragLayer; 198 private DragController mDragController; 199 200 private AppWidgetManager mAppWidgetManager; 201 private LauncherAppWidgetHost mAppWidgetHost; 202 203 private ItemInfo mPendingAddInfo = new ItemInfo(); 204 private int[] mTmpAddItemCellCoordinates = new int[2]; 205 206 private FolderInfo mFolderInfo; 207 208 private Hotseat mHotseat; 209 private View mAllAppsButton; 210 211 private SearchDropTargetBar mSearchDropTargetBar; 212 private AppsCustomizeTabHost mAppsCustomizeTabHost; 213 private AppsCustomizePagedView mAppsCustomizeContent; 214 private boolean mAutoAdvanceRunning = false; 215 216 private Bundle mSavedState; 217 218 private SpannableStringBuilder mDefaultKeySsb = null; 219 220 private boolean mWorkspaceLoading = true; 221 222 private boolean mPaused = true; 223 private boolean mRestoring; 224 private boolean mWaitingForResult; 225 private boolean mOnResumeNeedsLoad; 226 227 private Bundle mSavedInstanceState; 228 229 private LauncherModel mModel; 230 private IconCache mIconCache; 231 private boolean mUserPresent = true; 232 private boolean mVisible = false; 233 private boolean mAttached = false; 234 235 private static LocaleConfiguration sLocaleConfiguration = null; 236 237 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 238 239 private Intent mAppMarketIntent = null; 240 241 // Related to the auto-advancing of widgets 242 private final int ADVANCE_MSG = 1; 243 private final int mAdvanceInterval = 20000; 244 private final int mAdvanceStagger = 250; 245 private long mAutoAdvanceSentTime; 246 private long mAutoAdvanceTimeLeft = -1; 247 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 248 new HashMap<View, AppWidgetProviderInfo>(); 249 250 // Determines how long to wait after a rotation before restoring the screen orientation to 251 // match the sensor state. 252 private final int mRestoreScreenOrientationDelay = 500; 253 254 // External icons saved in case of resource changes, orientation, etc. 255 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 256 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 257 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 258 259 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 260 PendingAddWidgetInfo mWidgetBeingBoundOrConfigured = null; 261 262 // We only want to get the SharedPreferences once since it does an FS stat each time we get 263 // it from the context. 264 private SharedPreferences mSharedPrefs; 265 266 // Holds the page that we need to animate to, and the icon views that we need to animate up 267 // when we scroll to that page on resume. 268 private int mNewShortcutAnimatePage = -1; 269 private ArrayList<View> mNewShortcutAnimateViews = new ArrayList<View>(); 270 271 private BubbleTextView mWaitingForResume; 272 273 private Runnable mBuildLayersRunnable = new Runnable() { 274 public void run() { 275 if (mWorkspace != null) { 276 mWorkspace.buildPageHardwareLayers(); 277 } 278 } 279 }; 280 281 private static ArrayList<PendingAddArguments> sPendingAddList 282 = new ArrayList<PendingAddArguments>(); 283 284 private static class PendingAddArguments { 285 int requestCode; 286 Intent intent; 287 long container; 288 int screen; 289 int cellX; 290 int cellY; 291 } 292 293 @Override 294 protected void onCreate(Bundle savedInstanceState) { 295 if (DEBUG_STRICT_MODE) { 296 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 297 .detectDiskReads() 298 .detectDiskWrites() 299 .detectNetwork() // or .detectAll() for all detectable problems 300 .penaltyLog() 301 .build()); 302 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() 303 .detectLeakedSqlLiteObjects() 304 .detectLeakedClosableObjects() 305 .penaltyLog() 306 .penaltyDeath() 307 .build()); 308 } 309 310 super.onCreate(savedInstanceState); 311 LauncherApplication app = ((LauncherApplication)getApplication()); 312 mSharedPrefs = getSharedPreferences(LauncherApplication.getSharedPreferencesKey(), 313 Context.MODE_PRIVATE); 314 mModel = app.setLauncher(this); 315 mIconCache = app.getIconCache(); 316 mDragController = new DragController(this); 317 mInflater = getLayoutInflater(); 318 319 mAppWidgetManager = AppWidgetManager.getInstance(this); 320 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 321 mAppWidgetHost.startListening(); 322 323 if (PROFILE_STARTUP) { 324 android.os.Debug.startMethodTracing( 325 Environment.getExternalStorageDirectory() + "/launcher"); 326 } 327 328 checkForLocaleChange(); 329 setContentView(R.layout.launcher); 330 setupViews(); 331 showFirstRunWorkspaceCling(); 332 333 registerContentObservers(); 334 335 lockAllApps(); 336 337 mSavedState = savedInstanceState; 338 restoreState(mSavedState); 339 340 // Update customization drawer _after_ restoring the states 341 if (mAppsCustomizeContent != null) { 342 mAppsCustomizeContent.onPackagesUpdated(); 343 } 344 345 if (PROFILE_STARTUP) { 346 android.os.Debug.stopMethodTracing(); 347 } 348 349 if (!mRestoring) { 350 mModel.startLoader(true); 351 } 352 353 if (!mModel.isAllAppsLoaded()) { 354 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 355 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 356 } 357 358 // For handling default keys 359 mDefaultKeySsb = new SpannableStringBuilder(); 360 Selection.setSelection(mDefaultKeySsb, 0); 361 362 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 363 registerReceiver(mCloseSystemDialogsReceiver, filter); 364 365 boolean searchVisible = false; 366 boolean voiceVisible = false; 367 // If we have a saved version of these external icons, we load them up immediately 368 int coi = getCurrentOrientationIndexForGlobalIcons(); 369 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 370 sAppMarketIcon[coi] == null) { 371 updateAppMarketIcon(); 372 searchVisible = updateGlobalSearchIcon(); 373 voiceVisible = updateVoiceSearchIcon(searchVisible); 374 } 375 if (sGlobalSearchIcon[coi] != null) { 376 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 377 searchVisible = true; 378 } 379 if (sVoiceSearchIcon[coi] != null) { 380 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 381 voiceVisible = true; 382 } 383 if (sAppMarketIcon[coi] != null) { 384 updateAppMarketIcon(sAppMarketIcon[coi]); 385 } 386 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 387 388 // On large interfaces, we want the screen to auto-rotate based on the current orientation 389 unlockScreenOrientation(true); 390 } 391 392 private void checkForLocaleChange() { 393 if (sLocaleConfiguration == null) { 394 new AsyncTask<Void, Void, LocaleConfiguration>() { 395 @Override 396 protected LocaleConfiguration doInBackground(Void... unused) { 397 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 398 readConfiguration(Launcher.this, localeConfiguration); 399 return localeConfiguration; 400 } 401 402 @Override 403 protected void onPostExecute(LocaleConfiguration result) { 404 sLocaleConfiguration = result; 405 checkForLocaleChange(); // recursive, but now with a locale configuration 406 } 407 }.execute(); 408 return; 409 } 410 411 final Configuration configuration = getResources().getConfiguration(); 412 413 final String previousLocale = sLocaleConfiguration.locale; 414 final String locale = configuration.locale.toString(); 415 416 final int previousMcc = sLocaleConfiguration.mcc; 417 final int mcc = configuration.mcc; 418 419 final int previousMnc = sLocaleConfiguration.mnc; 420 final int mnc = configuration.mnc; 421 422 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 423 424 if (localeChanged) { 425 sLocaleConfiguration.locale = locale; 426 sLocaleConfiguration.mcc = mcc; 427 sLocaleConfiguration.mnc = mnc; 428 429 mIconCache.flush(); 430 431 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 432 new Thread("WriteLocaleConfiguration") { 433 @Override 434 public void run() { 435 writeConfiguration(Launcher.this, localeConfiguration); 436 } 437 }.start(); 438 } 439 } 440 441 private static class LocaleConfiguration { 442 public String locale; 443 public int mcc = -1; 444 public int mnc = -1; 445 } 446 447 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 448 DataInputStream in = null; 449 try { 450 in = new DataInputStream(context.openFileInput(PREFERENCES)); 451 configuration.locale = in.readUTF(); 452 configuration.mcc = in.readInt(); 453 configuration.mnc = in.readInt(); 454 } catch (FileNotFoundException e) { 455 // Ignore 456 } catch (IOException e) { 457 // Ignore 458 } finally { 459 if (in != null) { 460 try { 461 in.close(); 462 } catch (IOException e) { 463 // Ignore 464 } 465 } 466 } 467 } 468 469 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 470 DataOutputStream out = null; 471 try { 472 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 473 out.writeUTF(configuration.locale); 474 out.writeInt(configuration.mcc); 475 out.writeInt(configuration.mnc); 476 out.flush(); 477 } catch (FileNotFoundException e) { 478 // Ignore 479 } catch (IOException e) { 480 //noinspection ResultOfMethodCallIgnored 481 context.getFileStreamPath(PREFERENCES).delete(); 482 } finally { 483 if (out != null) { 484 try { 485 out.close(); 486 } catch (IOException e) { 487 // Ignore 488 } 489 } 490 } 491 } 492 493 public DragLayer getDragLayer() { 494 return mDragLayer; 495 } 496 497 static int getScreen() { 498 synchronized (sLock) { 499 return sScreen; 500 } 501 } 502 503 static void setScreen(int screen) { 504 synchronized (sLock) { 505 sScreen = screen; 506 } 507 } 508 509 /** 510 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 511 * a configuration step, this allows the proper animations to run after other transitions. 512 */ 513 private boolean completeAdd(PendingAddArguments args) { 514 boolean result = false; 515 switch (args.requestCode) { 516 case REQUEST_PICK_APPLICATION: 517 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 518 args.cellY); 519 break; 520 case REQUEST_PICK_SHORTCUT: 521 processShortcut(args.intent); 522 break; 523 case REQUEST_CREATE_SHORTCUT: 524 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 525 args.cellY); 526 result = true; 527 break; 528 case REQUEST_PICK_APPWIDGET: 529 addAppWidgetFromPick(args.intent); 530 break; 531 case REQUEST_CREATE_APPWIDGET: 532 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 533 completeAddAppWidget(appWidgetId, args.container, args.screen, null, null); 534 result = true; 535 break; 536 case REQUEST_PICK_WALLPAPER: 537 // We just wanted the activity result here so we can clear mWaitingForResult 538 break; 539 } 540 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, 541 // if you turned the screen off and then back while in All Apps, Launcher would not 542 // return to the workspace. Clearing mAddInfo.container here fixes this issue 543 resetAddInfo(); 544 return result; 545 } 546 547 @Override 548 protected void onActivityResult( 549 final int requestCode, final int resultCode, final Intent data) { 550 if (requestCode == REQUEST_BIND_APPWIDGET) { 551 int appWidgetId = data != null ? 552 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 553 if (resultCode == RESULT_CANCELED) { 554 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 555 } else if (resultCode == RESULT_OK) { 556 addAppWidgetImpl(appWidgetId, mWidgetBeingBoundOrConfigured); 557 } 558 return; 559 } 560 boolean delayExitSpringLoadedMode = false; 561 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || 562 requestCode == REQUEST_CREATE_APPWIDGET); 563 mWaitingForResult = false; 564 565 // We have special handling for widgets 566 if (isWidgetDrop) { 567 int appWidgetId = data != null ? 568 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 569 if (appWidgetId < 0) { 570 Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not returned from the \\" + 571 "widget configuration activity."); 572 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 573 } else { 574 completeTwoStageWidgetDrop(resultCode, appWidgetId); 575 } 576 return; 577 } 578 579 // The pattern used here is that a user PICKs a specific application, 580 // which, depending on the target, might need to CREATE the actual target. 581 582 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 583 // launch over to the Music app to actually CREATE_SHORTCUT. 584 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 585 final PendingAddArguments args = new PendingAddArguments(); 586 args.requestCode = requestCode; 587 args.intent = data; 588 args.container = mPendingAddInfo.container; 589 args.screen = mPendingAddInfo.screen; 590 args.cellX = mPendingAddInfo.cellX; 591 args.cellY = mPendingAddInfo.cellY; 592 if (isWorkspaceLocked()) { 593 sPendingAddList.add(args); 594 } else { 595 delayExitSpringLoadedMode = completeAdd(args); 596 } 597 } 598 mDragLayer.clearAnimatedView(); 599 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 600 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode, 601 null); 602 } 603 604 private void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { 605 CellLayout cellLayout = 606 (CellLayout) mWorkspace.getChildAt(mWidgetBeingBoundOrConfigured.screen); 607 Runnable onCompleteRunnable = null; 608 int animationType = 0; 609 610 if (resultCode == RESULT_OK) { 611 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; 612 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, 613 mWidgetBeingBoundOrConfigured.info); 614 mWidgetBeingBoundOrConfigured.boundWidget = layout; 615 onCompleteRunnable = new Runnable() { 616 @Override 617 public void run() { 618 completeAddAppWidget(appWidgetId, mPendingAddInfo.container, 619 mPendingAddInfo.screen, layout, null); 620 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 621 null); 622 } 623 }; 624 } else if (resultCode == RESULT_CANCELED) { 625 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; 626 onCompleteRunnable = new Runnable() { 627 @Override 628 public void run() { 629 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 630 null); 631 } 632 }; 633 } 634 mWorkspace.animateWidgetDrop(mWidgetBeingBoundOrConfigured, cellLayout, 635 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, 636 animationType, mWidgetBeingBoundOrConfigured.boundWidget, true); 637 mWidgetBeingBoundOrConfigured = null; 638 } 639 640 @Override 641 protected void onResume() { 642 super.onResume(); 643 644 mPaused = false; 645 if (mRestoring || mOnResumeNeedsLoad) { 646 mWorkspaceLoading = true; 647 mModel.startLoader(true); 648 mRestoring = false; 649 mOnResumeNeedsLoad = false; 650 } 651 652 // Reset the pressed state of icons that were locked in the press state while activities 653 // were launching 654 if (mWaitingForResume != null) { 655 // Resets the previous workspace icon press state 656 mWaitingForResume.setStayPressed(false); 657 } 658 if (mAppsCustomizeContent != null) { 659 // Resets the previous all apps icon press state 660 mAppsCustomizeContent.resetDrawableState(); 661 } 662 } 663 664 @Override 665 protected void onPause() { 666 super.onPause(); 667 mPaused = true; 668 mDragController.cancelDrag(); 669 mDragController.resetLastGestureUpTime(); 670 } 671 672 @Override 673 public Object onRetainNonConfigurationInstance() { 674 // Flag the loader to stop early before switching 675 mModel.stopLoader(); 676 if (mAppsCustomizeContent != null) { 677 mAppsCustomizeContent.surrender(); 678 } 679 return Boolean.TRUE; 680 } 681 682 // We can't hide the IME if it was forced open. So don't bother 683 /* 684 @Override 685 public void onWindowFocusChanged(boolean hasFocus) { 686 super.onWindowFocusChanged(hasFocus); 687 688 if (hasFocus) { 689 final InputMethodManager inputManager = (InputMethodManager) 690 getSystemService(Context.INPUT_METHOD_SERVICE); 691 WindowManager.LayoutParams lp = getWindow().getAttributes(); 692 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 693 android.os.Handler()) { 694 protected void onReceiveResult(int resultCode, Bundle resultData) { 695 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 696 } 697 }); 698 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 699 } 700 } 701 */ 702 703 private boolean acceptFilter() { 704 final InputMethodManager inputManager = (InputMethodManager) 705 getSystemService(Context.INPUT_METHOD_SERVICE); 706 return !inputManager.isFullscreenMode(); 707 } 708 709 @Override 710 public boolean onKeyDown(int keyCode, KeyEvent event) { 711 final int uniChar = event.getUnicodeChar(); 712 final boolean handled = super.onKeyDown(keyCode, event); 713 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 714 if (!handled && acceptFilter() && isKeyNotWhitespace) { 715 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 716 keyCode, event); 717 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 718 // something usable has been typed - start a search 719 // the typed text will be retrieved and cleared by 720 // showSearchDialog() 721 // If there are multiple keystrokes before the search dialog takes focus, 722 // onSearchRequested() will be called for every keystroke, 723 // but it is idempotent, so it's fine. 724 return onSearchRequested(); 725 } 726 } 727 728 // Eat the long press event so the keyboard doesn't come up. 729 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 730 return true; 731 } 732 733 return handled; 734 } 735 736 private String getTypedText() { 737 return mDefaultKeySsb.toString(); 738 } 739 740 private void clearTypedText() { 741 mDefaultKeySsb.clear(); 742 mDefaultKeySsb.clearSpans(); 743 Selection.setSelection(mDefaultKeySsb, 0); 744 } 745 746 /** 747 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 748 * State 749 */ 750 private static State intToState(int stateOrdinal) { 751 State state = State.WORKSPACE; 752 final State[] stateValues = State.values(); 753 for (int i = 0; i < stateValues.length; i++) { 754 if (stateValues[i].ordinal() == stateOrdinal) { 755 state = stateValues[i]; 756 break; 757 } 758 } 759 return state; 760 } 761 762 /** 763 * Restores the previous state, if it exists. 764 * 765 * @param savedState The previous state. 766 */ 767 private void restoreState(Bundle savedState) { 768 if (savedState == null) { 769 return; 770 } 771 772 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 773 if (state == State.APPS_CUSTOMIZE) { 774 showAllApps(false); 775 } 776 777 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 778 if (currentScreen > -1) { 779 mWorkspace.setCurrentPage(currentScreen); 780 } 781 782 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 783 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 784 785 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 786 mPendingAddInfo.container = pendingAddContainer; 787 mPendingAddInfo.screen = pendingAddScreen; 788 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 789 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 790 mRestoring = true; 791 } 792 793 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 794 if (renameFolder) { 795 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 796 mFolderInfo = mModel.getFolderById(this, sFolders, id); 797 mRestoring = true; 798 } 799 800 801 // Restore the AppsCustomize tab 802 if (mAppsCustomizeTabHost != null) { 803 String curTab = savedState.getString("apps_customize_currentTab"); 804 if (curTab != null) { 805 // We set this directly so that there is no delay before the tab is set 806 mAppsCustomizeContent.setContentType( 807 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 808 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 809 mAppsCustomizeContent.loadAssociatedPages( 810 mAppsCustomizeContent.getCurrentPage()); 811 } 812 813 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 814 mAppsCustomizeContent.restorePageForIndex(currentIndex); 815 } 816 } 817 818 /** 819 * Finds all the views we need and configure them properly. 820 */ 821 private void setupViews() { 822 final DragController dragController = mDragController; 823 824 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 825 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 826 mQsbDivider = (ImageView) findViewById(R.id.qsb_divider); 827 mDockDivider = (ImageView) findViewById(R.id.dock_divider); 828 829 // Setup the drag layer 830 mDragLayer.setup(this, dragController); 831 832 // Setup the hotseat 833 mHotseat = (Hotseat) findViewById(R.id.hotseat); 834 if (mHotseat != null) { 835 mHotseat.setup(this); 836 } 837 838 // Setup the workspace 839 mWorkspace.setHapticFeedbackEnabled(false); 840 mWorkspace.setOnLongClickListener(this); 841 mWorkspace.setup(dragController); 842 dragController.addDragListener(mWorkspace); 843 844 // Get the search/delete bar 845 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 846 847 // Setup AppsCustomize 848 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 849 findViewById(R.id.apps_customize_pane); 850 mAppsCustomizeContent = (AppsCustomizePagedView) 851 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 852 mAppsCustomizeTabHost.setup(this); 853 mAppsCustomizeContent.setup(this, dragController); 854 855 // Get the all apps button 856 mAllAppsButton = findViewById(R.id.all_apps_button); 857 if (mAllAppsButton != null) { 858 mAllAppsButton.setOnTouchListener(new View.OnTouchListener() { 859 @Override 860 public boolean onTouch(View v, MotionEvent event) { 861 if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) { 862 onTouchDownAllAppsButton(v); 863 } 864 return false; 865 } 866 }); 867 } 868 // Setup the drag controller (drop targets have to be added in reverse order in priority) 869 dragController.setDragScoller(mWorkspace); 870 dragController.setScrollView(mDragLayer); 871 dragController.setMoveTarget(mWorkspace); 872 dragController.addDropTarget(mWorkspace); 873 if (mSearchDropTargetBar != null) { 874 mSearchDropTargetBar.setup(this, dragController); 875 } 876 } 877 878 /** 879 * Creates a view representing a shortcut. 880 * 881 * @param info The data structure describing the shortcut. 882 * 883 * @return A View inflated from R.layout.application. 884 */ 885 View createShortcut(ShortcutInfo info) { 886 return createShortcut(R.layout.application, 887 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 888 } 889 890 /** 891 * Creates a view representing a shortcut inflated from the specified resource. 892 * 893 * @param layoutResId The id of the XML layout used to create the shortcut. 894 * @param parent The group the shortcut belongs to. 895 * @param info The data structure describing the shortcut. 896 * 897 * @return A View inflated from layoutResId. 898 */ 899 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 900 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 901 favorite.applyFromShortcutInfo(info, mIconCache); 902 favorite.setOnClickListener(this); 903 return favorite; 904 } 905 906 /** 907 * Add an application shortcut to the workspace. 908 * 909 * @param data The intent describing the application. 910 * @param cellInfo The position on screen where to create the shortcut. 911 */ 912 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 913 final int[] cellXY = mTmpAddItemCellCoordinates; 914 final CellLayout layout = getCellLayout(container, screen); 915 916 // First we check if we already know the exact location where we want to add this item. 917 if (cellX >= 0 && cellY >= 0) { 918 cellXY[0] = cellX; 919 cellXY[1] = cellY; 920 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 921 showOutOfSpaceMessage(isHotseatLayout(layout)); 922 return; 923 } 924 925 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 926 927 if (info != null) { 928 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 929 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 930 info.container = ItemInfo.NO_ID; 931 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 932 isWorkspaceLocked(), cellX, cellY); 933 } else { 934 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 935 } 936 } 937 938 /** 939 * Add a shortcut to the workspace. 940 * 941 * @param data The intent describing the shortcut. 942 * @param cellInfo The position on screen where to create the shortcut. 943 */ 944 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 945 int cellY) { 946 int[] cellXY = mTmpAddItemCellCoordinates; 947 int[] touchXY = mPendingAddInfo.dropPos; 948 CellLayout layout = getCellLayout(container, screen); 949 950 boolean foundCellSpan = false; 951 952 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 953 if (info == null) { 954 return; 955 } 956 final View view = createShortcut(info); 957 958 // First we check if we already know the exact location where we want to add this item. 959 if (cellX >= 0 && cellY >= 0) { 960 cellXY[0] = cellX; 961 cellXY[1] = cellY; 962 foundCellSpan = true; 963 964 // If appropriate, either create a folder or add to an existing folder 965 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, 966 true, null,null)) { 967 return; 968 } 969 DragObject dragObject = new DragObject(); 970 dragObject.dragInfo = info; 971 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, 972 true)) { 973 return; 974 } 975 } else if (touchXY != null) { 976 // when dragging and dropping, just find the closest free spot 977 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 978 foundCellSpan = (result != null); 979 } else { 980 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 981 } 982 983 if (!foundCellSpan) { 984 showOutOfSpaceMessage(isHotseatLayout(layout)); 985 return; 986 } 987 988 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 989 990 if (!mRestoring) { 991 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 992 isWorkspaceLocked()); 993 } 994 } 995 996 static int[] getSpanForWidget(Context context, ComponentName component, int minWidth, 997 int minHeight) { 998 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(context, component, null); 999 // We want to account for the extra amount of padding that we are adding to the widget 1000 // to ensure that it gets the full amount of space that it has requested 1001 int requiredWidth = minWidth + padding.left + padding.right; 1002 int requiredHeight = minHeight + padding.top + padding.bottom; 1003 return CellLayout.rectToCell(context.getResources(), requiredWidth, requiredHeight, null); 1004 } 1005 1006 static int[] getSpanForWidget(Context context, AppWidgetProviderInfo info) { 1007 return getSpanForWidget(context, info.provider, info.minWidth, info.minHeight); 1008 } 1009 1010 static int[] getMinSpanForWidget(Context context, AppWidgetProviderInfo info) { 1011 return getSpanForWidget(context, info.provider, info.minResizeWidth, info.minResizeHeight); 1012 } 1013 1014 static int[] getSpanForWidget(Context context, PendingAddWidgetInfo info) { 1015 return getSpanForWidget(context, info.componentName, info.minWidth, info.minHeight); 1016 } 1017 1018 static int[] getMinSpanForWidget(Context context, PendingAddWidgetInfo info) { 1019 return getSpanForWidget(context, info.componentName, info.minResizeWidth, 1020 info.minResizeHeight); 1021 } 1022 1023 /** 1024 * Add a widget to the workspace. 1025 * 1026 * @param appWidgetId The app widget id 1027 * @param cellInfo The position on screen where to create the widget. 1028 */ 1029 private void completeAddAppWidget(final int appWidgetId, long container, int screen, 1030 AppWidgetHostView hostView, AppWidgetProviderInfo appWidgetInfo) { 1031 if (appWidgetInfo == null) { 1032 appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1033 } 1034 1035 // Calculate the grid spans needed to fit this widget 1036 CellLayout layout = getCellLayout(container, screen); 1037 1038 int[] minSpanXY = getMinSpanForWidget(this, appWidgetInfo); 1039 int[] spanXY = getSpanForWidget(this, appWidgetInfo); 1040 1041 // Try finding open space on Launcher screen 1042 // We have saved the position to which the widget was dragged-- this really only matters 1043 // if we are placing widgets on a "spring-loaded" screen 1044 int[] cellXY = mTmpAddItemCellCoordinates; 1045 int[] touchXY = mPendingAddInfo.dropPos; 1046 int[] finalSpan = new int[2]; 1047 boolean foundCellSpan = false; 1048 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 1049 cellXY[0] = mPendingAddInfo.cellX; 1050 cellXY[1] = mPendingAddInfo.cellY; 1051 spanXY[0] = mPendingAddInfo.spanX; 1052 spanXY[1] = mPendingAddInfo.spanY; 1053 foundCellSpan = true; 1054 } else if (touchXY != null) { 1055 // when dragging and dropping, just find the closest free spot 1056 int[] result = layout.findNearestVacantArea( 1057 touchXY[0], touchXY[1], minSpanXY[0], minSpanXY[1], spanXY[0], 1058 spanXY[1], cellXY, finalSpan); 1059 spanXY[0] = finalSpan[0]; 1060 spanXY[1] = finalSpan[1]; 1061 foundCellSpan = (result != null); 1062 } else { 1063 foundCellSpan = layout.findCellForSpan(cellXY, minSpanXY[0], minSpanXY[1]); 1064 } 1065 1066 if (!foundCellSpan) { 1067 if (appWidgetId != -1) { 1068 // Deleting an app widget ID is a void call but writes to disk before returning 1069 // to the caller... 1070 new Thread("deleteAppWidgetId") { 1071 public void run() { 1072 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1073 } 1074 }.start(); 1075 } 1076 showOutOfSpaceMessage(isHotseatLayout(layout)); 1077 return; 1078 } 1079 1080 // Build Launcher-specific widget info and save to database 1081 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId, 1082 appWidgetInfo.provider); 1083 launcherInfo.spanX = spanXY[0]; 1084 launcherInfo.spanY = spanXY[1]; 1085 launcherInfo.minSpanX = mPendingAddInfo.minSpanX; 1086 launcherInfo.minSpanY = mPendingAddInfo.minSpanY; 1087 1088 LauncherModel.addItemToDatabase(this, launcherInfo, 1089 container, screen, cellXY[0], cellXY[1], false); 1090 1091 if (!mRestoring) { 1092 if (hostView == null) { 1093 // Perform actual inflation because we're live 1094 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1095 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1096 } else { 1097 // The AppWidgetHostView has already been inflated and instantiated 1098 launcherInfo.hostView = hostView; 1099 } 1100 1101 launcherInfo.hostView.setTag(launcherInfo); 1102 launcherInfo.hostView.setVisibility(View.VISIBLE); 1103 AppWidgetResizeFrame.updateWidgetSizeRanges(launcherInfo.hostView, 1104 this, launcherInfo.spanX, launcherInfo.spanY); 1105 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 1106 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1107 1108 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1109 } 1110 resetAddInfo(); 1111 } 1112 1113 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1114 @Override 1115 public void onReceive(Context context, Intent intent) { 1116 final String action = intent.getAction(); 1117 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1118 mUserPresent = false; 1119 mDragLayer.clearAllResizeFrames(); 1120 updateRunning(); 1121 1122 // Reset AllApps to its initial state only if we are not in the middle of 1123 // processing a multi-step drop 1124 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1125 mAppsCustomizeTabHost.reset(); 1126 showWorkspace(false); 1127 } 1128 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1129 mUserPresent = true; 1130 updateRunning(); 1131 } 1132 } 1133 }; 1134 1135 @Override 1136 public void onAttachedToWindow() { 1137 super.onAttachedToWindow(); 1138 1139 // Listen for broadcasts related to user-presence 1140 final IntentFilter filter = new IntentFilter(); 1141 filter.addAction(Intent.ACTION_SCREEN_OFF); 1142 filter.addAction(Intent.ACTION_USER_PRESENT); 1143 registerReceiver(mReceiver, filter); 1144 1145 mAttached = true; 1146 mVisible = true; 1147 } 1148 1149 @Override 1150 public void onDetachedFromWindow() { 1151 super.onDetachedFromWindow(); 1152 mVisible = false; 1153 1154 if (mAttached) { 1155 unregisterReceiver(mReceiver); 1156 mAttached = false; 1157 } 1158 updateRunning(); 1159 } 1160 1161 public void onWindowVisibilityChanged(int visibility) { 1162 mVisible = visibility == View.VISIBLE; 1163 updateRunning(); 1164 // The following code used to be in onResume, but it turns out onResume is called when 1165 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1166 // is a more appropriate event to handle 1167 if (mVisible) { 1168 mAppsCustomizeTabHost.onWindowVisible(); 1169 if (!mWorkspaceLoading) { 1170 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1171 // We want to let Launcher draw itself at least once before we force it to build 1172 // layers on all the workspace pages, so that transitioning to Launcher from other 1173 // apps is nice and speedy. Usually the first call to preDraw doesn't correspond to 1174 // a true draw so we wait until the second preDraw call to be safe 1175 observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { 1176 public boolean onPreDraw() { 1177 // We delay the layer building a bit in order to give 1178 // other message processing a time to run. In particular 1179 // this avoids a delay in hiding the IME if it was 1180 // currently shown, because doing that may involve 1181 // some communication back with the app. 1182 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 1183 1184 // We had to enable the wallpaper visibility when launching apps from all 1185 // apps (so that the transitions would be the same as when launching from 1186 // workspace) so take this time to see if we need to re-disable the 1187 // wallpaper visibility to ensure performance. 1188 mWorkspace.post(new Runnable() { 1189 @Override 1190 public void run() { 1191 if (mState == State.APPS_CUSTOMIZE) { 1192 if (mAppsCustomizeTabHost != null && 1193 !mAppsCustomizeTabHost.isTransitioning()) { 1194 updateWallpaperVisibility(false); 1195 } 1196 } 1197 } 1198 }); 1199 1200 observer.removeOnPreDrawListener(this); 1201 return true; 1202 } 1203 }); 1204 } 1205 // When Launcher comes back to foreground, a different Activity might be responsible for 1206 // the app market intent, so refresh the icon 1207 updateAppMarketIcon(); 1208 clearTypedText(); 1209 } 1210 } 1211 1212 private void sendAdvanceMessage(long delay) { 1213 mHandler.removeMessages(ADVANCE_MSG); 1214 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1215 mHandler.sendMessageDelayed(msg, delay); 1216 mAutoAdvanceSentTime = System.currentTimeMillis(); 1217 } 1218 1219 private void updateRunning() { 1220 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1221 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1222 mAutoAdvanceRunning = autoAdvanceRunning; 1223 if (autoAdvanceRunning) { 1224 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1225 sendAdvanceMessage(delay); 1226 } else { 1227 if (!mWidgetsToAdvance.isEmpty()) { 1228 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1229 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1230 } 1231 mHandler.removeMessages(ADVANCE_MSG); 1232 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1233 } 1234 } 1235 } 1236 1237 private final Handler mHandler = new Handler() { 1238 @Override 1239 public void handleMessage(Message msg) { 1240 if (msg.what == ADVANCE_MSG) { 1241 int i = 0; 1242 for (View key: mWidgetsToAdvance.keySet()) { 1243 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1244 final int delay = mAdvanceStagger * i; 1245 if (v instanceof Advanceable) { 1246 postDelayed(new Runnable() { 1247 public void run() { 1248 ((Advanceable) v).advance(); 1249 } 1250 }, delay); 1251 } 1252 i++; 1253 } 1254 sendAdvanceMessage(mAdvanceInterval); 1255 } 1256 } 1257 }; 1258 1259 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1260 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1261 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1262 if (v instanceof Advanceable) { 1263 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1264 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1265 updateRunning(); 1266 } 1267 } 1268 1269 void removeWidgetToAutoAdvance(View hostView) { 1270 if (mWidgetsToAdvance.containsKey(hostView)) { 1271 mWidgetsToAdvance.remove(hostView); 1272 updateRunning(); 1273 } 1274 } 1275 1276 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1277 removeWidgetToAutoAdvance(launcherInfo.hostView); 1278 launcherInfo.hostView = null; 1279 } 1280 1281 void showOutOfSpaceMessage(boolean isHotseatLayout) { 1282 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); 1283 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); 1284 } 1285 1286 public LauncherAppWidgetHost getAppWidgetHost() { 1287 return mAppWidgetHost; 1288 } 1289 1290 public LauncherModel getModel() { 1291 return mModel; 1292 } 1293 1294 void closeSystemDialogs() { 1295 getWindow().closeAllPanels(); 1296 1297 // Whatever we were doing is hereby canceled. 1298 mWaitingForResult = false; 1299 } 1300 1301 @Override 1302 protected void onNewIntent(Intent intent) { 1303 super.onNewIntent(intent); 1304 1305 // Close the menu 1306 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1307 // also will cancel mWaitingForResult. 1308 closeSystemDialogs(); 1309 1310 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1311 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1312 1313 Folder openFolder = mWorkspace.getOpenFolder(); 1314 // In all these cases, only animate if we're already on home 1315 mWorkspace.exitWidgetResizeMode(); 1316 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1317 openFolder == null) { 1318 mWorkspace.moveToDefaultScreen(true); 1319 } 1320 1321 closeFolder(); 1322 exitSpringLoadedDragMode(); 1323 showWorkspace(alreadyOnHome); 1324 1325 final View v = getWindow().peekDecorView(); 1326 if (v != null && v.getWindowToken() != null) { 1327 InputMethodManager imm = (InputMethodManager)getSystemService( 1328 INPUT_METHOD_SERVICE); 1329 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1330 } 1331 1332 // Reset AllApps to its initial state 1333 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1334 mAppsCustomizeTabHost.reset(); 1335 } 1336 } 1337 } 1338 1339 @Override 1340 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1341 // Do not call super here 1342 mSavedInstanceState = savedInstanceState; 1343 } 1344 1345 @Override 1346 protected void onSaveInstanceState(Bundle outState) { 1347 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1348 super.onSaveInstanceState(outState); 1349 1350 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1351 // We close any open folder since it will not be re-opened, and we need to make sure 1352 // this state is reflected. 1353 closeFolder(); 1354 1355 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1356 mWaitingForResult) { 1357 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1358 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1359 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1360 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1361 } 1362 1363 if (mFolderInfo != null && mWaitingForResult) { 1364 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1365 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1366 } 1367 1368 // Save the current AppsCustomize tab 1369 if (mAppsCustomizeTabHost != null) { 1370 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1371 if (currentTabTag != null) { 1372 outState.putString("apps_customize_currentTab", currentTabTag); 1373 } 1374 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1375 outState.putInt("apps_customize_currentIndex", currentIndex); 1376 } 1377 } 1378 1379 @Override 1380 public void onDestroy() { 1381 super.onDestroy(); 1382 1383 // Remove all pending runnables 1384 mHandler.removeMessages(ADVANCE_MSG); 1385 mHandler.removeMessages(0); 1386 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1387 1388 // Stop callbacks from LauncherModel 1389 LauncherApplication app = ((LauncherApplication) getApplication()); 1390 mModel.stopLoader(); 1391 app.setLauncher(null); 1392 1393 try { 1394 mAppWidgetHost.stopListening(); 1395 } catch (NullPointerException ex) { 1396 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1397 } 1398 mAppWidgetHost = null; 1399 1400 mWidgetsToAdvance.clear(); 1401 1402 TextKeyListener.getInstance().release(); 1403 1404 1405 unbindWorkspaceAndHotseatItems(); 1406 1407 getContentResolver().unregisterContentObserver(mWidgetObserver); 1408 unregisterReceiver(mCloseSystemDialogsReceiver); 1409 1410 mDragLayer.clearAllResizeFrames(); 1411 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1412 mWorkspace.removeAllViews(); 1413 mWorkspace = null; 1414 mDragController = null; 1415 1416 ValueAnimator.clearAllAnimations(); 1417 } 1418 1419 public DragController getDragController() { 1420 return mDragController; 1421 } 1422 1423 @Override 1424 public void startActivityForResult(Intent intent, int requestCode) { 1425 if (requestCode >= 0) mWaitingForResult = true; 1426 super.startActivityForResult(intent, requestCode); 1427 } 1428 1429 /** 1430 * Indicates that we want global search for this activity by setting the globalSearch 1431 * argument for {@link #startSearch} to true. 1432 */ 1433 @Override 1434 public void startSearch(String initialQuery, boolean selectInitialQuery, 1435 Bundle appSearchData, boolean globalSearch) { 1436 1437 showWorkspace(true); 1438 1439 if (initialQuery == null) { 1440 // Use any text typed in the launcher as the initial query 1441 initialQuery = getTypedText(); 1442 } 1443 if (appSearchData == null) { 1444 appSearchData = new Bundle(); 1445 appSearchData.putString(Search.SOURCE, "launcher-search"); 1446 } 1447 Rect sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1448 1449 final SearchManager searchManager = 1450 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1451 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1452 appSearchData, globalSearch, sourceBounds); 1453 } 1454 1455 @Override 1456 public boolean onCreateOptionsMenu(Menu menu) { 1457 if (isWorkspaceLocked()) { 1458 return false; 1459 } 1460 1461 super.onCreateOptionsMenu(menu); 1462 1463 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1464 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1465 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1466 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1467 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1468 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1469 String helpUrl = getString(R.string.help_url); 1470 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1471 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1472 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1473 1474 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1475 .setIcon(android.R.drawable.ic_menu_gallery) 1476 .setAlphabeticShortcut('W'); 1477 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1478 .setIcon(android.R.drawable.ic_menu_manage) 1479 .setIntent(manageApps) 1480 .setAlphabeticShortcut('M'); 1481 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1482 .setIcon(android.R.drawable.ic_menu_preferences) 1483 .setIntent(settings) 1484 .setAlphabeticShortcut('P'); 1485 if (!helpUrl.isEmpty()) { 1486 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1487 .setIcon(android.R.drawable.ic_menu_help) 1488 .setIntent(help) 1489 .setAlphabeticShortcut('H'); 1490 } 1491 return true; 1492 } 1493 1494 @Override 1495 public boolean onPrepareOptionsMenu(Menu menu) { 1496 super.onPrepareOptionsMenu(menu); 1497 1498 if (mAppsCustomizeTabHost.isTransitioning()) { 1499 return false; 1500 } 1501 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1502 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1503 1504 return true; 1505 } 1506 1507 @Override 1508 public boolean onOptionsItemSelected(MenuItem item) { 1509 switch (item.getItemId()) { 1510 case MENU_WALLPAPER_SETTINGS: 1511 startWallpaper(); 1512 return true; 1513 } 1514 1515 return super.onOptionsItemSelected(item); 1516 } 1517 1518 @Override 1519 public boolean onSearchRequested() { 1520 startSearch(null, false, null, true); 1521 // Use a custom animation for launching search 1522 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1523 return true; 1524 } 1525 1526 public boolean isWorkspaceLocked() { 1527 return mWorkspaceLoading || mWaitingForResult; 1528 } 1529 1530 private void resetAddInfo() { 1531 mPendingAddInfo.container = ItemInfo.NO_ID; 1532 mPendingAddInfo.screen = -1; 1533 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1534 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1535 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; 1536 mPendingAddInfo.dropPos = null; 1537 } 1538 1539 void addAppWidgetFromPick(Intent data) { 1540 // TODO: catch bad widget exception when sent 1541 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1542 // TODO: Is this log message meaningful? 1543 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1544 addAppWidgetImpl(appWidgetId, null); 1545 } 1546 1547 void addAppWidgetImpl(final int appWidgetId, final PendingAddWidgetInfo info) { 1548 final AppWidgetProviderInfo appWidget = info.info; 1549 if (appWidget.configure != null) { 1550 // Launch over to configure widget, if needed 1551 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1552 intent.setComponent(appWidget.configure); 1553 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1554 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1555 mWidgetBeingBoundOrConfigured = info; 1556 } else { 1557 // Otherwise just add it 1558 completeAddAppWidget(appWidgetId, info.container, info.screen, info.boundWidget, appWidget); 1559 // Exit spring loaded mode if necessary after adding the widget 1560 exitSpringLoadedDragModeDelayed(true, false, null); 1561 } 1562 } 1563 1564 /** 1565 * Process a shortcut drop. 1566 * 1567 * @param componentName The name of the component 1568 * @param screen The screen where it should be added 1569 * @param cell The cell it should be added to, optional 1570 * @param position The location on the screen where it was dropped, optional 1571 */ 1572 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1573 int[] cell, int[] loc) { 1574 resetAddInfo(); 1575 mPendingAddInfo.container = container; 1576 mPendingAddInfo.screen = screen; 1577 mPendingAddInfo.dropPos = loc; 1578 1579 if (cell != null) { 1580 mPendingAddInfo.cellX = cell[0]; 1581 mPendingAddInfo.cellY = cell[1]; 1582 } 1583 1584 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1585 createShortcutIntent.setComponent(componentName); 1586 processShortcut(createShortcutIntent); 1587 } 1588 1589 /** 1590 * Process a widget drop. 1591 * 1592 * @param info The PendingAppWidgetInfo of the widget being added. 1593 * @param screen The screen where it should be added 1594 * @param cell The cell it should be added to, optional 1595 * @param position The location on the screen where it was dropped, optional 1596 */ 1597 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1598 int[] cell, int[] span, int[] loc) { 1599 resetAddInfo(); 1600 mPendingAddInfo.container = info.container = container; 1601 mPendingAddInfo.screen = info.screen = screen; 1602 mPendingAddInfo.dropPos = loc; 1603 mPendingAddInfo.minSpanX = info.minSpanX; 1604 mPendingAddInfo.minSpanY = info.minSpanY; 1605 1606 if (cell != null) { 1607 mPendingAddInfo.cellX = cell[0]; 1608 mPendingAddInfo.cellY = cell[1]; 1609 } 1610 if (span != null) { 1611 mPendingAddInfo.spanX = span[0]; 1612 mPendingAddInfo.spanY = span[1]; 1613 } 1614 1615 AppWidgetHostView hostView = info.boundWidget; 1616 int appWidgetId; 1617 if (hostView != null) { 1618 appWidgetId = hostView.getAppWidgetId(); 1619 addAppWidgetImpl(appWidgetId, info); 1620 } else { 1621 appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1622 mWidgetBeingBoundOrConfigured = info; 1623 if (mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, info.componentName)) { 1624 addAppWidgetImpl(appWidgetId, info); 1625 } else { 1626 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND); 1627 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1628 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName); 1629 startActivityForResult(intent, REQUEST_BIND_APPWIDGET); 1630 } 1631 } 1632 } 1633 1634 void processShortcut(Intent intent) { 1635 // Handle case where user selected "Applications" 1636 String applicationName = getResources().getString(R.string.group_applications); 1637 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1638 1639 if (applicationName != null && applicationName.equals(shortcutName)) { 1640 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1641 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1642 1643 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1644 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1645 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1646 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1647 } else { 1648 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1649 } 1650 } 1651 1652 void processWallpaper(Intent intent) { 1653 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1654 } 1655 1656 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1657 int cellY) { 1658 final FolderInfo folderInfo = new FolderInfo(); 1659 folderInfo.title = getText(R.string.folder_name); 1660 1661 // Update the model 1662 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1663 false); 1664 sFolders.put(folderInfo.id, folderInfo); 1665 1666 // Create the view 1667 FolderIcon newFolder = 1668 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1669 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1670 isWorkspaceLocked()); 1671 return newFolder; 1672 } 1673 1674 void removeFolder(FolderInfo folder) { 1675 sFolders.remove(folder.id); 1676 } 1677 1678 private void startWallpaper() { 1679 showWorkspace(true); 1680 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1681 Intent chooser = Intent.createChooser(pickWallpaper, 1682 getText(R.string.chooser_wallpaper)); 1683 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1684 // Removed in Eclair MR1 1685// WallpaperManager wm = (WallpaperManager) 1686// getSystemService(Context.WALLPAPER_SERVICE); 1687// WallpaperInfo wi = wm.getWallpaperInfo(); 1688// if (wi != null && wi.getSettingsActivity() != null) { 1689// LabeledIntent li = new LabeledIntent(getPackageName(), 1690// R.string.configure_wallpaper, 0); 1691// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1692// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1693// } 1694 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1695 } 1696 1697 /** 1698 * Registers various content observers. The current implementation registers 1699 * only a favorites observer to keep track of the favorites applications. 1700 */ 1701 private void registerContentObservers() { 1702 ContentResolver resolver = getContentResolver(); 1703 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1704 true, mWidgetObserver); 1705 } 1706 1707 @Override 1708 public boolean dispatchKeyEvent(KeyEvent event) { 1709 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1710 switch (event.getKeyCode()) { 1711 case KeyEvent.KEYCODE_HOME: 1712 return true; 1713 case KeyEvent.KEYCODE_VOLUME_DOWN: 1714 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1715 dumpState(); 1716 return true; 1717 } 1718 break; 1719 } 1720 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1721 switch (event.getKeyCode()) { 1722 case KeyEvent.KEYCODE_HOME: 1723 return true; 1724 } 1725 } 1726 1727 return super.dispatchKeyEvent(event); 1728 } 1729 1730 @Override 1731 public void onBackPressed() { 1732 if (mState == State.APPS_CUSTOMIZE) { 1733 showWorkspace(true); 1734 } else if (mWorkspace.getOpenFolder() != null) { 1735 Folder openFolder = mWorkspace.getOpenFolder(); 1736 if (openFolder.isEditingName()) { 1737 openFolder.dismissEditingName(); 1738 } else { 1739 closeFolder(); 1740 } 1741 } else { 1742 mWorkspace.exitWidgetResizeMode(); 1743 1744 // Back button is a no-op here, but give at least some feedback for the button press 1745 mWorkspace.showOutlinesTemporarily(); 1746 } 1747 } 1748 1749 /** 1750 * Re-listen when widgets are reset. 1751 */ 1752 private void onAppWidgetReset() { 1753 if (mAppWidgetHost != null) { 1754 mAppWidgetHost.startListening(); 1755 } 1756 } 1757 1758 /** 1759 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1760 * leak the previous Home screen on orientation change. 1761 */ 1762 private void unbindWorkspaceAndHotseatItems() { 1763 if (mModel != null) { 1764 mModel.unbindWorkspaceItems(); 1765 } 1766 } 1767 1768 /** 1769 * Launches the intent referred by the clicked shortcut. 1770 * 1771 * @param v The view representing the clicked shortcut. 1772 */ 1773 public void onClick(View v) { 1774 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1775 // view has detached (it's possible for this to happen if the view is removed mid touch). 1776 if (v.getWindowToken() == null) { 1777 return; 1778 } 1779 1780 if (!mWorkspace.isFinishedSwitchingState()) { 1781 return; 1782 } 1783 1784 Object tag = v.getTag(); 1785 if (tag instanceof ShortcutInfo) { 1786 // Open shortcut 1787 final Intent intent = ((ShortcutInfo) tag).intent; 1788 int[] pos = new int[2]; 1789 v.getLocationOnScreen(pos); 1790 intent.setSourceBounds(new Rect(pos[0], pos[1], 1791 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1792 1793 boolean success = startActivitySafely(v, intent, tag); 1794 1795 if (success && v instanceof BubbleTextView) { 1796 mWaitingForResume = (BubbleTextView) v; 1797 mWaitingForResume.setStayPressed(true); 1798 } 1799 } else if (tag instanceof FolderInfo) { 1800 if (v instanceof FolderIcon) { 1801 FolderIcon fi = (FolderIcon) v; 1802 handleFolderClick(fi); 1803 } 1804 } else if (v == mAllAppsButton) { 1805 if (mState == State.APPS_CUSTOMIZE) { 1806 showWorkspace(true); 1807 } else { 1808 onClickAllAppsButton(v); 1809 } 1810 } 1811 } 1812 1813 public boolean onTouch(View v, MotionEvent event) { 1814 // this is an intercepted event being forwarded from mWorkspace; 1815 // clicking anywhere on the workspace causes the customization drawer to slide down 1816 showWorkspace(true); 1817 return false; 1818 } 1819 1820 /** 1821 * Event handler for the search button 1822 * 1823 * @param v The view that was clicked. 1824 */ 1825 public void onClickSearchButton(View v) { 1826 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1827 1828 onSearchRequested(); 1829 } 1830 1831 /** 1832 * Event handler for the voice button 1833 * 1834 * @param v The view that was clicked. 1835 */ 1836 public void onClickVoiceButton(View v) { 1837 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1838 1839 try { 1840 final SearchManager searchManager = 1841 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1842 ComponentName activityName = searchManager.getGlobalSearchActivity(); 1843 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1844 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1845 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1846 if (activityName != null) { 1847 intent.setPackage(activityName.getPackageName()); 1848 } 1849 startActivitySafely(null, intent, "onClickVoiceButton"); 1850 } catch (ActivityNotFoundException e) { 1851 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1852 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1853 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1854 startActivitySafely(null, intent, "onClickVoiceButton"); 1855 } 1856 } 1857 1858 /** 1859 * Event handler for the "grid" button that appears on the home screen, which 1860 * enters all apps mode. 1861 * 1862 * @param v The view that was clicked. 1863 */ 1864 public void onClickAllAppsButton(View v) { 1865 showAllApps(true); 1866 } 1867 1868 public void onTouchDownAllAppsButton(View v) { 1869 // Provide the same haptic feedback that the system offers for virtual keys. 1870 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1871 } 1872 1873 public void onClickAppMarketButton(View v) { 1874 if (mAppMarketIntent != null) { 1875 startActivitySafely(v, mAppMarketIntent, "app market"); 1876 } else { 1877 Log.e(TAG, "Invalid app market intent."); 1878 } 1879 } 1880 1881 void startApplicationDetailsActivity(ComponentName componentName) { 1882 String packageName = componentName.getPackageName(); 1883 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1884 Uri.fromParts("package", packageName, null)); 1885 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1886 startActivitySafely(null, intent, "startApplicationDetailsActivity"); 1887 } 1888 1889 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1890 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1891 // System applications cannot be installed. For now, show a toast explaining that. 1892 // We may give them the option of disabling apps this way. 1893 int messageId = R.string.uninstall_system_app_text; 1894 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1895 } else { 1896 String packageName = appInfo.componentName.getPackageName(); 1897 String className = appInfo.componentName.getClassName(); 1898 Intent intent = new Intent( 1899 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1900 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1901 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1902 startActivity(intent); 1903 } 1904 } 1905 1906 boolean startActivitySafely(View v, Intent intent, Object tag) { 1907 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1908 1909 try { 1910 if (v != null) { 1911 ActivityOptions opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, 1912 v.getMeasuredWidth(), v.getMeasuredHeight()); 1913 1914 startActivity(intent, opts.toBundle()); 1915 } else { 1916 startActivity(intent); 1917 } 1918 return true; 1919 } catch (ActivityNotFoundException e) { 1920 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1921 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1922 } catch (SecurityException e) { 1923 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1924 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1925 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1926 "or use the exported attribute for this activity. " 1927 + "tag="+ tag + " intent=" + intent, e); 1928 } 1929 return false; 1930 } 1931 1932 void startActivityForResultSafely(Intent intent, int requestCode) { 1933 try { 1934 startActivityForResult(intent, requestCode); 1935 } catch (ActivityNotFoundException e) { 1936 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1937 } catch (SecurityException e) { 1938 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1939 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1940 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1941 "or use the exported attribute for this activity.", e); 1942 } 1943 } 1944 1945 private void handleFolderClick(FolderIcon folderIcon) { 1946 final FolderInfo info = folderIcon.mInfo; 1947 Folder openFolder = mWorkspace.getFolderForTag(info); 1948 1949 // If the folder info reports that the associated folder is open, then verify that 1950 // it is actually opened. There have been a few instances where this gets out of sync. 1951 if (info.opened && openFolder == null) { 1952 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 1953 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 1954 info.opened = false; 1955 } 1956 1957 if (!info.opened) { 1958 // Close any open folder 1959 closeFolder(); 1960 // Open the requested folder 1961 openFolder(folderIcon); 1962 } else { 1963 // Find the open folder... 1964 int folderScreen; 1965 if (openFolder != null) { 1966 folderScreen = mWorkspace.getPageForView(openFolder); 1967 // .. and close it 1968 closeFolder(openFolder); 1969 if (folderScreen != mWorkspace.getCurrentPage()) { 1970 // Close any folder open on the current screen 1971 closeFolder(); 1972 // Pull the folder onto this screen 1973 openFolder(folderIcon); 1974 } 1975 } 1976 } 1977 } 1978 1979 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1980 if (fi == null) return; 1981 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1982 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1983 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1984 1985 FolderInfo info = (FolderInfo) fi.getTag(); 1986 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1987 CellLayout cl = (CellLayout) fi.getParent().getParent(); 1988 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 1989 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 1990 } 1991 1992 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1993 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1994 oa.start(); 1995 } 1996 1997 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1998 if (fi == null) return; 1999 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2000 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2001 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2002 2003 FolderInfo info = (FolderInfo) fi.getTag(); 2004 CellLayout cl = null; 2005 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2006 cl = (CellLayout) fi.getParent().getParent(); 2007 } 2008 2009 final CellLayout layout = cl; 2010 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 2011 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2012 oa.addListener(new AnimatorListenerAdapter() { 2013 @Override 2014 public void onAnimationEnd(Animator animation) { 2015 if (layout != null) { 2016 layout.clearFolderLeaveBehind(); 2017 } 2018 } 2019 }); 2020 oa.start(); 2021 } 2022 2023 /** 2024 * Opens the user folder described by the specified tag. The opening of the folder 2025 * is animated relative to the specified View. If the View is null, no animation 2026 * is played. 2027 * 2028 * @param folderInfo The FolderInfo describing the folder to open. 2029 */ 2030 public void openFolder(FolderIcon folderIcon) { 2031 Folder folder = folderIcon.mFolder; 2032 FolderInfo info = folder.mInfo; 2033 2034 growAndFadeOutFolderIcon(folderIcon); 2035 info.opened = true; 2036 2037 // Just verify that the folder hasn't already been added to the DragLayer. 2038 // There was a one-off crash where the folder had a parent already. 2039 if (folder.getParent() == null) { 2040 mDragLayer.addView(folder); 2041 mDragController.addDropTarget((DropTarget) folder); 2042 } else { 2043 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2044 folder.getParent() + ")."); 2045 } 2046 folder.animateOpen(); 2047 } 2048 2049 public void closeFolder() { 2050 Folder folder = mWorkspace.getOpenFolder(); 2051 if (folder != null) { 2052 if (folder.isEditingName()) { 2053 folder.dismissEditingName(); 2054 } 2055 closeFolder(folder); 2056 2057 // Dismiss the folder cling 2058 dismissFolderCling(null); 2059 } 2060 } 2061 2062 void closeFolder(Folder folder) { 2063 folder.getInfo().opened = false; 2064 2065 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2066 if (parent != null) { 2067 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2068 shrinkAndFadeInFolderIcon(fi); 2069 } 2070 folder.animateClosed(); 2071 } 2072 2073 public boolean onLongClick(View v) { 2074 2075 if (mState != State.WORKSPACE) { 2076 return false; 2077 } 2078 2079 if (isWorkspaceLocked()) { 2080 return false; 2081 } 2082 2083 if (!(v instanceof CellLayout)) { 2084 v = (View) v.getParent().getParent(); 2085 } 2086 2087 resetAddInfo(); 2088 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2089 // This happens when long clicking an item with the dpad/trackball 2090 if (longClickCellInfo == null) { 2091 return true; 2092 } 2093 2094 // The hotseat touch handling does not go through Workspace, and we always allow long press 2095 // on hotseat items. 2096 final View itemUnderLongClick = longClickCellInfo.cell; 2097 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2098 if (allowLongPress && !mDragController.isDragging()) { 2099 if (itemUnderLongClick == null) { 2100 // User long pressed on empty space 2101 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2102 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2103 startWallpaper(); 2104 } else { 2105 if (!(itemUnderLongClick instanceof Folder)) { 2106 // User long pressed on an item 2107 mWorkspace.startDrag(longClickCellInfo); 2108 } 2109 } 2110 } 2111 return true; 2112 } 2113 2114 boolean isHotseatLayout(View layout) { 2115 return mHotseat != null && layout != null && 2116 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2117 } 2118 Hotseat getHotseat() { 2119 return mHotseat; 2120 } 2121 SearchDropTargetBar getSearchBar() { 2122 return mSearchDropTargetBar; 2123 } 2124 2125 /** 2126 * Returns the CellLayout of the specified container at the specified screen. 2127 */ 2128 CellLayout getCellLayout(long container, int screen) { 2129 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2130 if (mHotseat != null) { 2131 return mHotseat.getLayout(); 2132 } else { 2133 return null; 2134 } 2135 } else { 2136 return (CellLayout) mWorkspace.getChildAt(screen); 2137 } 2138 } 2139 2140 Workspace getWorkspace() { 2141 return mWorkspace; 2142 } 2143 2144 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2145 public boolean isAllAppsVisible() { 2146 return (mState == State.APPS_CUSTOMIZE); 2147 } 2148 2149 public boolean isAllAppsButtonRank(int rank) { 2150 return mHotseat.isAllAppsButtonRank(rank); 2151 } 2152 2153 // AllAppsView.Watcher 2154 public void zoomed(float zoom) { 2155 if (zoom == 1.0f) { 2156 mWorkspace.setVisibility(View.GONE); 2157 } 2158 } 2159 2160 /** 2161 * Helper method for the cameraZoomIn/cameraZoomOut animations 2162 * @param view The view being animated 2163 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2164 * @param scaleFactor The scale factor used for the zoom 2165 */ 2166 private void setPivotsForZoom(View view, float scaleFactor) { 2167 view.setPivotX(view.getWidth() / 2.0f); 2168 view.setPivotY(view.getHeight() / 2.0f); 2169 } 2170 2171 void updateWallpaperVisibility(boolean visible) { 2172 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2173 int curflags = getWindow().getAttributes().flags 2174 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2175 if (wpflags != curflags) { 2176 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2177 } 2178 } 2179 2180 private void dispatchOnLauncherTransitionPrepare(View v, boolean animated, boolean toWorkspace) { 2181 if (v instanceof LauncherTransitionable) { 2182 ((LauncherTransitionable) v).onLauncherTransitionPrepare(this, animated, toWorkspace); 2183 } 2184 } 2185 2186 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2187 if (v instanceof LauncherTransitionable) { 2188 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2189 } 2190 2191 // Update the workspace transition step as well 2192 dispatchOnLauncherTransitionStep(v, 0f); 2193 } 2194 2195 private void dispatchOnLauncherTransitionStep(View v, float t) { 2196 if (v instanceof LauncherTransitionable) { 2197 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2198 } 2199 } 2200 2201 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2202 if (v instanceof LauncherTransitionable) { 2203 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2204 } 2205 2206 // Update the workspace transition step as well 2207 dispatchOnLauncherTransitionStep(v, 1f); 2208 } 2209 2210 /** 2211 * Things to test when changing the following seven functions. 2212 * - Home from workspace 2213 * - from center screen 2214 * - from other screens 2215 * - Home from all apps 2216 * - from center screen 2217 * - from other screens 2218 * - Back from all apps 2219 * - from center screen 2220 * - from other screens 2221 * - Launch app from workspace and quit 2222 * - with back 2223 * - with home 2224 * - Launch app from all apps and quit 2225 * - with back 2226 * - with home 2227 * - Go to a screen that's not the default, then all 2228 * apps, and launch and app, and go back 2229 * - with back 2230 * -with home 2231 * - On workspace, long press power and go back 2232 * - with back 2233 * - with home 2234 * - On all apps, long press power and go back 2235 * - with back 2236 * - with home 2237 * - On workspace, power off 2238 * - On all apps, power off 2239 * - Launch an app and turn off the screen while in that app 2240 * - Go back with home key 2241 * - Go back with back key TODO: make this not go to workspace 2242 * - From all apps 2243 * - From workspace 2244 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2245 * - From all apps 2246 * - From the center workspace 2247 * - From another workspace 2248 */ 2249 2250 /** 2251 * Zoom the camera out from the workspace to reveal 'toView'. 2252 * Assumes that the view to show is anchored at either the very top or very bottom 2253 * of the screen. 2254 */ 2255 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2256 if (mStateAnimation != null) { 2257 mStateAnimation.cancel(); 2258 mStateAnimation = null; 2259 } 2260 final Resources res = getResources(); 2261 2262 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2263 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2264 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2265 final View fromView = mWorkspace; 2266 final AppsCustomizeTabHost toView = mAppsCustomizeTabHost; 2267 final int startDelay = 2268 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2269 2270 setPivotsForZoom(toView, scale); 2271 2272 // Shrink workspaces away if going to AppsCustomize from workspace 2273 Animator workspaceAnim = 2274 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2275 2276 if (animated) { 2277 toView.setScaleX(scale); 2278 toView.setScaleY(scale); 2279 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2280 scaleAnim. 2281 scaleX(1f).scaleY(1f). 2282 setDuration(duration). 2283 setInterpolator(new Workspace.ZoomOutInterpolator()); 2284 2285 toView.setVisibility(View.VISIBLE); 2286 toView.setAlpha(0f); 2287 final ObjectAnimator alphaAnim = ObjectAnimator 2288 .ofFloat(toView, "alpha", 0f, 1f) 2289 .setDuration(fadeDuration); 2290 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2291 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2292 @Override 2293 public void onAnimationUpdate(ValueAnimator animation) { 2294 float t = (Float) animation.getAnimatedValue(); 2295 dispatchOnLauncherTransitionStep(fromView, t); 2296 dispatchOnLauncherTransitionStep(toView, t); 2297 } 2298 }); 2299 2300 // toView should appear right at the end of the workspace shrink 2301 // animation 2302 mStateAnimation = new AnimatorSet(); 2303 mStateAnimation.play(scaleAnim).after(startDelay); 2304 mStateAnimation.play(alphaAnim).after(startDelay); 2305 2306 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2307 boolean animationCancelled = false; 2308 2309 @Override 2310 public void onAnimationStart(Animator animation) { 2311 updateWallpaperVisibility(true); 2312 // Prepare the position 2313 toView.setTranslationX(0.0f); 2314 toView.setTranslationY(0.0f); 2315 toView.setVisibility(View.VISIBLE); 2316 toView.bringToFront(); 2317 } 2318 @Override 2319 public void onAnimationEnd(Animator animation) { 2320 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2321 dispatchOnLauncherTransitionEnd(toView, animated, false); 2322 2323 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2324 // Hide the workspace scrollbar 2325 mWorkspace.hideScrollingIndicator(true); 2326 hideDockDivider(); 2327 } 2328 if (!animationCancelled) { 2329 updateWallpaperVisibility(false); 2330 } 2331 } 2332 2333 @Override 2334 public void onAnimationCancel(Animator animation) { 2335 animationCancelled = true; 2336 } 2337 }); 2338 2339 if (workspaceAnim != null) { 2340 mStateAnimation.play(workspaceAnim); 2341 } 2342 2343 boolean delayAnim = false; 2344 final ViewTreeObserver observer; 2345 2346 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2347 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2348 2349 // If any of the objects being animated haven't been measured/laid out 2350 // yet, delay the animation until we get a layout pass 2351 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2352 (mWorkspace.getMeasuredWidth() == 0) || 2353 (toView.getMeasuredWidth() == 0)) { 2354 observer = mWorkspace.getViewTreeObserver(); 2355 delayAnim = true; 2356 } else { 2357 observer = null; 2358 } 2359 2360 if (delayAnim) { 2361 final AnimatorSet stateAnimation = mStateAnimation; 2362 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() { 2363 public void onGlobalLayout() { 2364 mWorkspace.post(new Runnable() { 2365 public void run() { 2366 // Check that mStateAnimation hasn't changed while 2367 // we waited for a layout pass 2368 if (mStateAnimation == stateAnimation) { 2369 // Need to update pivots for zoom if layout changed 2370 setPivotsForZoom(toView, scale); 2371 dispatchOnLauncherTransitionStart(fromView, animated, false); 2372 dispatchOnLauncherTransitionStart(toView, animated, false); 2373 mStateAnimation.start(); 2374 } 2375 } 2376 }); 2377 observer.removeOnGlobalLayoutListener(this); 2378 } 2379 }; 2380 observer.addOnGlobalLayoutListener(delayedStart); 2381 } else { 2382 setPivotsForZoom(toView, scale); 2383 dispatchOnLauncherTransitionStart(fromView, animated, false); 2384 dispatchOnLauncherTransitionStart(toView, animated, false); 2385 mStateAnimation.start(); 2386 } 2387 } else { 2388 toView.setTranslationX(0.0f); 2389 toView.setTranslationY(0.0f); 2390 toView.setScaleX(1.0f); 2391 toView.setScaleY(1.0f); 2392 toView.setVisibility(View.VISIBLE); 2393 toView.bringToFront(); 2394 2395 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2396 // Hide the workspace scrollbar 2397 mWorkspace.hideScrollingIndicator(true); 2398 hideDockDivider(); 2399 } 2400 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2401 dispatchOnLauncherTransitionStart(fromView, animated, false); 2402 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2403 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2404 dispatchOnLauncherTransitionStart(toView, animated, false); 2405 dispatchOnLauncherTransitionEnd(toView, animated, false); 2406 updateWallpaperVisibility(false); 2407 } 2408 } 2409 2410 /** 2411 * Zoom the camera back into the workspace, hiding 'fromView'. 2412 * This is the opposite of showAppsCustomizeHelper. 2413 * @param animated If true, the transition will be animated. 2414 */ 2415 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2416 final boolean springLoaded, final Runnable onCompleteRunnable) { 2417 2418 if (mStateAnimation != null) { 2419 mStateAnimation.cancel(); 2420 mStateAnimation = null; 2421 } 2422 Resources res = getResources(); 2423 2424 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2425 final int fadeOutDuration = 2426 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2427 final float scaleFactor = (float) 2428 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2429 final View fromView = mAppsCustomizeTabHost; 2430 final View toView = mWorkspace; 2431 Animator workspaceAnim = null; 2432 2433 if (toState == State.WORKSPACE) { 2434 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2435 workspaceAnim = mWorkspace.getChangeStateAnimation( 2436 Workspace.State.NORMAL, animated, stagger); 2437 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2438 workspaceAnim = mWorkspace.getChangeStateAnimation( 2439 Workspace.State.SPRING_LOADED, animated); 2440 } 2441 2442 setPivotsForZoom(fromView, scaleFactor); 2443 updateWallpaperVisibility(true); 2444 showHotseat(animated); 2445 if (animated) { 2446 final LauncherViewPropertyAnimator scaleAnim = 2447 new LauncherViewPropertyAnimator(fromView); 2448 scaleAnim. 2449 scaleX(scaleFactor).scaleY(scaleFactor). 2450 setDuration(duration). 2451 setInterpolator(new Workspace.ZoomInInterpolator()); 2452 2453 final ObjectAnimator alphaAnim = ObjectAnimator 2454 .ofFloat(fromView, "alpha", 1f, 0f) 2455 .setDuration(fadeOutDuration); 2456 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2457 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2458 @Override 2459 public void onAnimationUpdate(ValueAnimator animation) { 2460 float t = 1f - (Float) animation.getAnimatedValue(); 2461 dispatchOnLauncherTransitionStep(fromView, t); 2462 dispatchOnLauncherTransitionStep(toView, t); 2463 } 2464 }); 2465 2466 mStateAnimation = new AnimatorSet(); 2467 2468 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2469 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2470 2471 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2472 @Override 2473 public void onAnimationEnd(Animator animation) { 2474 updateWallpaperVisibility(true); 2475 fromView.setVisibility(View.GONE); 2476 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2477 dispatchOnLauncherTransitionEnd(toView, animated, true); 2478 if (mWorkspace != null) { 2479 mWorkspace.hideScrollingIndicator(false); 2480 } 2481 if (onCompleteRunnable != null) { 2482 onCompleteRunnable.run(); 2483 } 2484 } 2485 }); 2486 2487 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2488 if (workspaceAnim != null) { 2489 mStateAnimation.play(workspaceAnim); 2490 } 2491 dispatchOnLauncherTransitionStart(fromView, animated, true); 2492 dispatchOnLauncherTransitionStart(toView, animated, true); 2493 mStateAnimation.start(); 2494 } else { 2495 fromView.setVisibility(View.GONE); 2496 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2497 dispatchOnLauncherTransitionStart(fromView, animated, true); 2498 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2499 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2500 dispatchOnLauncherTransitionStart(toView, animated, true); 2501 dispatchOnLauncherTransitionEnd(toView, animated, true); 2502 mWorkspace.hideScrollingIndicator(false); 2503 } 2504 } 2505 2506 @Override 2507 public void onTrimMemory(int level) { 2508 super.onTrimMemory(level); 2509 if (level >= ComponentCallbacks2.TRIM_MEMORY_MODERATE) { 2510 mAppsCustomizeTabHost.onTrimMemory(); 2511 } 2512 } 2513 2514 void showWorkspace(boolean animated) { 2515 showWorkspace(animated, null); 2516 } 2517 2518 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2519 if (mState != State.WORKSPACE) { 2520 mWorkspace.setVisibility(View.VISIBLE); 2521 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2522 2523 // Show the search bar and hotseat 2524 mSearchDropTargetBar.showSearchBar(animated); 2525 // We only need to animate in the dock divider if we're going from spring loaded mode 2526 showDockDivider(animated && mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2527 2528 // Set focus to the AppsCustomize button 2529 if (mAllAppsButton != null) { 2530 mAllAppsButton.requestFocus(); 2531 } 2532 } 2533 2534 mWorkspace.flashScrollingIndicator(animated); 2535 2536 // Change the state *after* we've called all the transition code 2537 mState = State.WORKSPACE; 2538 2539 // Resume the auto-advance of widgets 2540 mUserPresent = true; 2541 updateRunning(); 2542 2543 // send an accessibility event to announce the context change 2544 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2545 } 2546 2547 void showAllApps(boolean animated) { 2548 if (mState != State.WORKSPACE) return; 2549 2550 showAppsCustomizeHelper(animated, false); 2551 mAppsCustomizeTabHost.requestFocus(); 2552 2553 // Hide the search bar and hotseat 2554 mSearchDropTargetBar.hideSearchBar(animated); 2555 2556 // Change the state *after* we've called all the transition code 2557 mState = State.APPS_CUSTOMIZE; 2558 2559 // Pause the auto-advance of widgets until we are out of AllApps 2560 mUserPresent = false; 2561 updateRunning(); 2562 closeFolder(); 2563 2564 // Send an accessibility event to announce the context change 2565 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2566 } 2567 2568 void enterSpringLoadedDragMode() { 2569 if (mState == State.APPS_CUSTOMIZE) { 2570 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2571 hideDockDivider(); 2572 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2573 } 2574 } 2575 2576 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2577 final Runnable onCompleteRunnable) { 2578 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2579 2580 mHandler.postDelayed(new Runnable() { 2581 @Override 2582 public void run() { 2583 if (successfulDrop) { 2584 // Before we show workspace, hide all apps again because 2585 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2586 // clean up our state transition functions 2587 mAppsCustomizeTabHost.setVisibility(View.GONE); 2588 mSearchDropTargetBar.showSearchBar(true); 2589 showWorkspace(true, onCompleteRunnable); 2590 } else { 2591 exitSpringLoadedDragMode(); 2592 } 2593 } 2594 }, (extendedDelay ? 2595 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2596 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2597 } 2598 2599 void exitSpringLoadedDragMode() { 2600 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2601 final boolean animated = true; 2602 final boolean springLoaded = true; 2603 showAppsCustomizeHelper(animated, springLoaded); 2604 mState = State.APPS_CUSTOMIZE; 2605 } 2606 // Otherwise, we are not in spring loaded mode, so don't do anything. 2607 } 2608 2609 void hideDockDivider() { 2610 if (mQsbDivider != null && mDockDivider != null) { 2611 mQsbDivider.setVisibility(View.INVISIBLE); 2612 mDockDivider.setVisibility(View.INVISIBLE); 2613 } 2614 } 2615 2616 void showDockDivider(boolean animated) { 2617 if (mQsbDivider != null && mDockDivider != null) { 2618 mQsbDivider.setVisibility(View.VISIBLE); 2619 mDockDivider.setVisibility(View.VISIBLE); 2620 if (mDividerAnimator != null) { 2621 mDividerAnimator.cancel(); 2622 mQsbDivider.setAlpha(1f); 2623 mDockDivider.setAlpha(1f); 2624 mDividerAnimator = null; 2625 } 2626 if (animated) { 2627 mDividerAnimator = new AnimatorSet(); 2628 mDividerAnimator.playTogether(ObjectAnimator.ofFloat(mQsbDivider, "alpha", 1f), 2629 ObjectAnimator.ofFloat(mDockDivider, "alpha", 1f)); 2630 mDividerAnimator.setDuration(mSearchDropTargetBar.getTransitionInDuration()); 2631 mDividerAnimator.start(); 2632 } 2633 } 2634 } 2635 2636 void lockAllApps() { 2637 // TODO 2638 } 2639 2640 void unlockAllApps() { 2641 // TODO 2642 } 2643 2644 public boolean isAllAppsCustomizeOpen() { 2645 return mState == State.APPS_CUSTOMIZE; 2646 } 2647 2648 /** 2649 * Shows the hotseat area. 2650 */ 2651 void showHotseat(boolean animated) { 2652 if (!LauncherApplication.isScreenLarge()) { 2653 if (animated) { 2654 if (mHotseat.getAlpha() != 1f) { 2655 int duration = mSearchDropTargetBar.getTransitionInDuration(); 2656 mHotseat.animate().alpha(1f).setDuration(duration); 2657 } 2658 } else { 2659 mHotseat.setAlpha(1f); 2660 } 2661 } 2662 } 2663 2664 /** 2665 * Hides the hotseat area. 2666 */ 2667 void hideHotseat(boolean animated) { 2668 if (!LauncherApplication.isScreenLarge()) { 2669 if (animated) { 2670 if (mHotseat.getAlpha() != 0f) { 2671 int duration = mSearchDropTargetBar.getTransitionOutDuration(); 2672 mHotseat.animate().alpha(0f).setDuration(duration); 2673 } 2674 } else { 2675 mHotseat.setAlpha(0f); 2676 } 2677 } 2678 } 2679 2680 /** 2681 * Add an item from all apps or customize onto the given workspace screen. 2682 * If layout is null, add to the current screen. 2683 */ 2684 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2685 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2686 showOutOfSpaceMessage(isHotseatLayout(layout)); 2687 } 2688 } 2689 2690 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2691 private int getCurrentOrientationIndexForGlobalIcons() { 2692 // default - 0, landscape - 1 2693 switch (getResources().getConfiguration().orientation) { 2694 case Configuration.ORIENTATION_LANDSCAPE: 2695 return 1; 2696 default: 2697 return 0; 2698 } 2699 } 2700 2701 private Drawable getExternalPackageToolbarIcon(ComponentName activityName, String resourceName) { 2702 try { 2703 PackageManager packageManager = getPackageManager(); 2704 // Look for the toolbar icon specified in the activity meta-data 2705 Bundle metaData = packageManager.getActivityInfo( 2706 activityName, PackageManager.GET_META_DATA).metaData; 2707 if (metaData != null) { 2708 int iconResId = metaData.getInt(resourceName); 2709 if (iconResId != 0) { 2710 Resources res = packageManager.getResourcesForActivity(activityName); 2711 return res.getDrawable(iconResId); 2712 } 2713 } 2714 } catch (NameNotFoundException e) { 2715 // This can happen if the activity defines an invalid drawable 2716 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2717 " not found", e); 2718 } catch (Resources.NotFoundException nfe) { 2719 // This can happen if the activity defines an invalid drawable 2720 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2721 nfe); 2722 } 2723 return null; 2724 } 2725 2726 // if successful in getting icon, return it; otherwise, set button to use default drawable 2727 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2728 int buttonId, ComponentName activityName, int fallbackDrawableId, 2729 String toolbarResourceName) { 2730 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2731 Resources r = getResources(); 2732 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2733 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2734 2735 TextView button = (TextView) findViewById(buttonId); 2736 // If we were unable to find the icon via the meta-data, use a generic one 2737 if (toolbarIcon == null) { 2738 toolbarIcon = r.getDrawable(fallbackDrawableId); 2739 toolbarIcon.setBounds(0, 0, w, h); 2740 if (button != null) { 2741 button.setCompoundDrawables(toolbarIcon, null, null, null); 2742 } 2743 return null; 2744 } else { 2745 toolbarIcon.setBounds(0, 0, w, h); 2746 if (button != null) { 2747 button.setCompoundDrawables(toolbarIcon, null, null, null); 2748 } 2749 return toolbarIcon.getConstantState(); 2750 } 2751 } 2752 2753 // if successful in getting icon, return it; otherwise, set button to use default drawable 2754 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2755 int buttonId, ComponentName activityName, int fallbackDrawableId, 2756 String toolbarResourceName) { 2757 ImageView button = (ImageView) findViewById(buttonId); 2758 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2759 2760 if (button != null) { 2761 // If we were unable to find the icon via the meta-data, use a 2762 // generic one 2763 if (toolbarIcon == null) { 2764 button.setImageResource(fallbackDrawableId); 2765 } else { 2766 button.setImageDrawable(toolbarIcon); 2767 } 2768 } 2769 2770 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2771 2772 } 2773 2774 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2775 TextView button = (TextView) findViewById(buttonId); 2776 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2777 } 2778 2779 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2780 ImageView button = (ImageView) findViewById(buttonId); 2781 button.setImageDrawable(d.newDrawable(getResources())); 2782 } 2783 2784 private void invalidatePressedFocusedStates(View container, View button) { 2785 if (container instanceof HolographicLinearLayout) { 2786 HolographicLinearLayout layout = (HolographicLinearLayout) container; 2787 layout.invalidatePressedFocusedStates(); 2788 } else if (button instanceof HolographicImageView) { 2789 HolographicImageView view = (HolographicImageView) button; 2790 view.invalidatePressedFocusedStates(); 2791 } 2792 } 2793 2794 private boolean updateGlobalSearchIcon() { 2795 final View searchButtonContainer = findViewById(R.id.search_button_container); 2796 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2797 final View searchDivider = findViewById(R.id.search_divider); 2798 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2799 final View voiceButton = findViewById(R.id.voice_button); 2800 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 2801 2802 final SearchManager searchManager = 2803 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2804 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2805 if (activityName != null) { 2806 int coi = getCurrentOrientationIndexForGlobalIcons(); 2807 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2808 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 2809 TOOLBAR_SEARCH_ICON_METADATA_NAME); 2810 if (sGlobalSearchIcon[coi] == null) { 2811 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2812 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 2813 TOOLBAR_ICON_METADATA_NAME); 2814 } 2815 2816 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2817 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 2818 searchButton.setVisibility(View.VISIBLE); 2819 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2820 return true; 2821 } else { 2822 // We disable both search and voice search when there is no global search provider 2823 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2824 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 2825 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2826 searchButton.setVisibility(View.GONE); 2827 voiceButton.setVisibility(View.GONE); 2828 voiceButtonProxy.setVisibility(View.GONE); 2829 return false; 2830 } 2831 } 2832 2833 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2834 final View searchButtonContainer = findViewById(R.id.search_button_container); 2835 final View searchButton = (ImageView) findViewById(R.id.search_button); 2836 updateButtonWithDrawable(R.id.search_button, d); 2837 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2838 } 2839 2840 private boolean updateVoiceSearchIcon(boolean searchVisible) { 2841 final View searchDivider = findViewById(R.id.search_divider); 2842 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2843 final View voiceButton = findViewById(R.id.voice_button); 2844 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 2845 2846 // We only show/update the voice search icon if the search icon is enabled as well 2847 final SearchManager searchManager = 2848 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2849 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 2850 2851 ComponentName activityName = null; 2852 if (globalSearchActivity != null) { 2853 // Check if the global search activity handles voice search 2854 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2855 intent.setPackage(globalSearchActivity.getPackageName()); 2856 activityName = intent.resolveActivity(getPackageManager()); 2857 } 2858 2859 if (activityName == null) { 2860 // Fallback: check if an activity other than the global search activity 2861 // resolves this 2862 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2863 activityName = intent.resolveActivity(getPackageManager()); 2864 } 2865 if (searchVisible && activityName != null) { 2866 int coi = getCurrentOrientationIndexForGlobalIcons(); 2867 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2868 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 2869 TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME); 2870 if (sVoiceSearchIcon[coi] == null) { 2871 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2872 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 2873 TOOLBAR_ICON_METADATA_NAME); 2874 } 2875 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2876 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 2877 voiceButton.setVisibility(View.VISIBLE); 2878 if (voiceButtonProxy != null) { 2879 voiceButtonProxy.setVisibility(View.VISIBLE); 2880 } 2881 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 2882 return true; 2883 } else { 2884 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2885 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2886 voiceButton.setVisibility(View.GONE); 2887 if (voiceButtonProxy != null) { 2888 voiceButtonProxy.setVisibility(View.GONE); 2889 } 2890 return false; 2891 } 2892 } 2893 2894 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2895 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2896 final View voiceButton = findViewById(R.id.voice_button); 2897 updateButtonWithDrawable(R.id.voice_button, d); 2898 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 2899 } 2900 2901 /** 2902 * Sets the app market icon 2903 */ 2904 private void updateAppMarketIcon() { 2905 final View marketButton = findViewById(R.id.market_button); 2906 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2907 // Find the app market activity by resolving an intent. 2908 // (If multiple app markets are installed, it will return the ResolverActivity.) 2909 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2910 if (activityName != null) { 2911 int coi = getCurrentOrientationIndexForGlobalIcons(); 2912 mAppMarketIntent = intent; 2913 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 2914 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo, 2915 TOOLBAR_ICON_METADATA_NAME); 2916 marketButton.setVisibility(View.VISIBLE); 2917 } else { 2918 // We should hide and disable the view so that we don't try and restore the visibility 2919 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2920 marketButton.setVisibility(View.GONE); 2921 marketButton.setEnabled(false); 2922 } 2923 } 2924 2925 private void updateAppMarketIcon(Drawable.ConstantState d) { 2926 updateTextButtonWithDrawable(R.id.market_button, d); 2927 } 2928 2929 @Override 2930 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 2931 boolean result = super.dispatchPopulateAccessibilityEvent(event); 2932 final List<CharSequence> text = event.getText(); 2933 text.clear(); 2934 text.add(getString(R.string.home)); 2935 return result; 2936 } 2937 2938 /** 2939 * Receives notifications when system dialogs are to be closed. 2940 */ 2941 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2942 @Override 2943 public void onReceive(Context context, Intent intent) { 2944 closeSystemDialogs(); 2945 } 2946 } 2947 2948 /** 2949 * Receives notifications whenever the appwidgets are reset. 2950 */ 2951 private class AppWidgetResetObserver extends ContentObserver { 2952 public AppWidgetResetObserver() { 2953 super(new Handler()); 2954 } 2955 2956 @Override 2957 public void onChange(boolean selfChange) { 2958 onAppWidgetReset(); 2959 } 2960 } 2961 2962 /** 2963 * If the activity is currently paused, signal that we need to re-run the loader 2964 * in onResume. 2965 * 2966 * This needs to be called from incoming places where resources might have been loaded 2967 * while we are paused. That is becaues the Configuration might be wrong 2968 * when we're not running, and if it comes back to what it was when we 2969 * were paused, we are not restarted. 2970 * 2971 * Implementation of the method from LauncherModel.Callbacks. 2972 * 2973 * @return true if we are currently paused. The caller might be able to 2974 * skip some work in that case since we will come back again. 2975 */ 2976 public boolean setLoadOnResume() { 2977 if (mPaused) { 2978 Log.i(TAG, "setLoadOnResume"); 2979 mOnResumeNeedsLoad = true; 2980 return true; 2981 } else { 2982 return false; 2983 } 2984 } 2985 2986 /** 2987 * Implementation of the method from LauncherModel.Callbacks. 2988 */ 2989 public int getCurrentWorkspaceScreen() { 2990 if (mWorkspace != null) { 2991 return mWorkspace.getCurrentPage(); 2992 } else { 2993 return SCREEN_COUNT / 2; 2994 } 2995 } 2996 2997 /** 2998 * Refreshes the shortcuts shown on the workspace. 2999 * 3000 * Implementation of the method from LauncherModel.Callbacks. 3001 */ 3002 public void startBinding() { 3003 final Workspace workspace = mWorkspace; 3004 3005 mNewShortcutAnimatePage = -1; 3006 mNewShortcutAnimateViews.clear(); 3007 mWorkspace.clearDropTargets(); 3008 int count = workspace.getChildCount(); 3009 for (int i = 0; i < count; i++) { 3010 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3011 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3012 layoutParent.removeAllViewsInLayout(); 3013 } 3014 mWidgetsToAdvance.clear(); 3015 if (mHotseat != null) { 3016 mHotseat.resetLayout(); 3017 } 3018 } 3019 3020 /** 3021 * Bind the items start-end from the list. 3022 * 3023 * Implementation of the method from LauncherModel.Callbacks. 3024 */ 3025 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3026 setLoadOnResume(); 3027 3028 // Get the list of added shortcuts and intersect them with the set of shortcuts here 3029 Set<String> newApps = new HashSet<String>(); 3030 newApps = mSharedPrefs.getStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, newApps); 3031 3032 Workspace workspace = mWorkspace; 3033 for (int i = start; i < end; i++) { 3034 final ItemInfo item = shortcuts.get(i); 3035 3036 // Short circuit if we are loading dock items for a configuration which has no dock 3037 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 3038 mHotseat == null) { 3039 continue; 3040 } 3041 3042 switch (item.itemType) { 3043 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3044 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3045 ShortcutInfo info = (ShortcutInfo) item; 3046 String uri = info.intent.toUri(0).toString(); 3047 View shortcut = createShortcut(info); 3048 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 3049 item.cellY, 1, 1, false); 3050 if (newApps.contains(uri)) { 3051 newApps.remove(uri); 3052 3053 // Prepare the view to be animated up 3054 shortcut.setAlpha(0f); 3055 shortcut.setScaleX(0f); 3056 shortcut.setScaleY(0f); 3057 mNewShortcutAnimatePage = item.screen; 3058 if (!mNewShortcutAnimateViews.contains(shortcut)) { 3059 mNewShortcutAnimateViews.add(shortcut); 3060 } 3061 } 3062 break; 3063 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3064 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3065 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3066 (FolderInfo) item, mIconCache); 3067 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 3068 item.cellY, 1, 1, false); 3069 break; 3070 } 3071 } 3072 3073 workspace.requestLayout(); 3074 } 3075 3076 /** 3077 * Implementation of the method from LauncherModel.Callbacks. 3078 */ 3079 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3080 setLoadOnResume(); 3081 sFolders.clear(); 3082 sFolders.putAll(folders); 3083 } 3084 3085 /** 3086 * Add the views for a widget to the workspace. 3087 * 3088 * Implementation of the method from LauncherModel.Callbacks. 3089 */ 3090 public void bindAppWidget(LauncherAppWidgetInfo item) { 3091 setLoadOnResume(); 3092 3093 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3094 if (DEBUG_WIDGETS) { 3095 Log.d(TAG, "bindAppWidget: " + item); 3096 } 3097 final Workspace workspace = mWorkspace; 3098 3099 final int appWidgetId = item.appWidgetId; 3100 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3101 if (DEBUG_WIDGETS) { 3102 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3103 } 3104 3105 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3106 3107 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 3108 item.hostView.setTag(item); 3109 3110 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 3111 item.cellY, item.spanX, item.spanY, false); 3112 3113 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3114 3115 workspace.requestLayout(); 3116 3117 AppWidgetResizeFrame.updateWidgetSizeRanges(item.hostView, 3118 this, item.spanX, item.spanY); 3119 3120 if (DEBUG_WIDGETS) { 3121 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3122 + (SystemClock.uptimeMillis()-start) + "ms"); 3123 } 3124 } 3125 3126 /** 3127 * Callback saying that there aren't any more items to bind. 3128 * 3129 * Implementation of the method from LauncherModel.Callbacks. 3130 */ 3131 public void finishBindingItems() { 3132 setLoadOnResume(); 3133 3134 if (mSavedState != null) { 3135 if (!mWorkspace.hasFocus()) { 3136 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3137 } 3138 mSavedState = null; 3139 } 3140 3141 if (mSavedInstanceState != null) { 3142 super.onRestoreInstanceState(mSavedInstanceState); 3143 mSavedInstanceState = null; 3144 } 3145 3146 // If we received the result of any pending adds while the loader was running (e.g. the 3147 // widget configuration forced an orientation change), process them now. 3148 for (int i = 0; i < sPendingAddList.size(); i++) { 3149 completeAdd(sPendingAddList.get(i)); 3150 } 3151 sPendingAddList.clear(); 3152 3153 // Update the market app icon as necessary (the other icons will be managed in response to 3154 // package changes in bindSearchablesChanged() 3155 updateAppMarketIcon(); 3156 3157 // Animate up any icons as necessary 3158 if (mVisible || mWorkspaceLoading) { 3159 Runnable newAppsRunnable = new Runnable() { 3160 @Override 3161 public void run() { 3162 runNewAppsAnimation(false); 3163 } 3164 }; 3165 3166 boolean willSnapPage = mNewShortcutAnimatePage > -1 && 3167 mNewShortcutAnimatePage != mWorkspace.getCurrentPage(); 3168 if (canRunNewAppsAnimation()) { 3169 // If the user has not interacted recently, then either snap to the new page to show 3170 // the new-apps animation or just run them if they are to appear on the current page 3171 if (willSnapPage) { 3172 mWorkspace.snapToPage(mNewShortcutAnimatePage, newAppsRunnable); 3173 } else { 3174 runNewAppsAnimation(false); 3175 } 3176 } else { 3177 // If the user has interacted recently, then just add the items in place if they 3178 // are on another page (or just normally if they are added to the current page) 3179 runNewAppsAnimation(willSnapPage); 3180 } 3181 } 3182 3183 mWorkspaceLoading = false; 3184 } 3185 3186 private boolean canRunNewAppsAnimation() { 3187 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3188 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3189 } 3190 3191 /** 3192 * Runs a new animation that scales up icons that were added while Launcher was in the 3193 * background. 3194 * 3195 * @param immediate whether to run the animation or show the results immediately 3196 */ 3197 private void runNewAppsAnimation(boolean immediate) { 3198 AnimatorSet anim = new AnimatorSet(); 3199 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3200 3201 // Order these new views spatially so that they animate in order 3202 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3203 @Override 3204 public int compare(View a, View b) { 3205 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3206 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3207 int cellCountX = LauncherModel.getCellCountX(); 3208 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3209 } 3210 }); 3211 3212 // Animate each of the views in place (or show them immediately if requested) 3213 if (immediate) { 3214 for (View v : mNewShortcutAnimateViews) { 3215 v.setAlpha(1f); 3216 v.setScaleX(1f); 3217 v.setScaleY(1f); 3218 } 3219 } else { 3220 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3221 View v = mNewShortcutAnimateViews.get(i); 3222 ValueAnimator bounceAnim = ObjectAnimator.ofPropertyValuesHolder(v, 3223 PropertyValuesHolder.ofFloat("alpha", 1f), 3224 PropertyValuesHolder.ofFloat("scaleX", 1f), 3225 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3226 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3227 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3228 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3229 bounceAnims.add(bounceAnim); 3230 } 3231 anim.playTogether(bounceAnims); 3232 anim.addListener(new AnimatorListenerAdapter() { 3233 @Override 3234 public void onAnimationEnd(Animator animation) { 3235 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3236 } 3237 }); 3238 anim.start(); 3239 } 3240 3241 // Clean up 3242 mNewShortcutAnimatePage = -1; 3243 mNewShortcutAnimateViews.clear(); 3244 new Thread("clearNewAppsThread") { 3245 public void run() { 3246 mSharedPrefs.edit() 3247 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3248 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3249 .commit(); 3250 } 3251 }.start(); 3252 } 3253 3254 @Override 3255 public void bindSearchablesChanged() { 3256 boolean searchVisible = updateGlobalSearchIcon(); 3257 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3258 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3259 } 3260 3261 /** 3262 * Add the icons for all apps. 3263 * 3264 * Implementation of the method from LauncherModel.Callbacks. 3265 */ 3266 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3267 // Remove the progress bar entirely; we could also make it GONE 3268 // but better to remove it since we know it's not going to be used 3269 View progressBar = mAppsCustomizeTabHost. 3270 findViewById(R.id.apps_customize_progress_bar); 3271 if (progressBar != null) { 3272 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3273 } 3274 // We just post the call to setApps so the user sees the progress bar 3275 // disappear-- otherwise, it just looks like the progress bar froze 3276 // which doesn't look great 3277 mAppsCustomizeTabHost.post(new Runnable() { 3278 public void run() { 3279 if (mAppsCustomizeContent != null) { 3280 mAppsCustomizeContent.setApps(apps); 3281 } 3282 } 3283 }); 3284 } 3285 3286 /** 3287 * A package was installed. 3288 * 3289 * Implementation of the method from LauncherModel.Callbacks. 3290 */ 3291 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3292 setLoadOnResume(); 3293 3294 if (mAppsCustomizeContent != null) { 3295 mAppsCustomizeContent.addApps(apps); 3296 } 3297 } 3298 3299 /** 3300 * A package was updated. 3301 * 3302 * Implementation of the method from LauncherModel.Callbacks. 3303 */ 3304 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3305 setLoadOnResume(); 3306 if (mWorkspace != null) { 3307 mWorkspace.updateShortcuts(apps); 3308 } 3309 3310 if (mAppsCustomizeContent != null) { 3311 mAppsCustomizeContent.updateApps(apps); 3312 } 3313 } 3314 3315 /** 3316 * A package was uninstalled. 3317 * 3318 * Implementation of the method from LauncherModel.Callbacks. 3319 */ 3320 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3321 if (permanent) { 3322 mWorkspace.removeItems(apps); 3323 } 3324 3325 if (mAppsCustomizeContent != null) { 3326 mAppsCustomizeContent.removeApps(apps); 3327 } 3328 3329 // Notify the drag controller 3330 mDragController.onAppsRemoved(apps, this); 3331 } 3332 3333 /** 3334 * A number of packages were updated. 3335 */ 3336 public void bindPackagesUpdated() { 3337 if (mAppsCustomizeContent != null) { 3338 mAppsCustomizeContent.onPackagesUpdated(); 3339 } 3340 } 3341 3342 private int mapConfigurationOriActivityInfoOri(int configOri) { 3343 final Display d = getWindowManager().getDefaultDisplay(); 3344 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3345 switch (d.getRotation()) { 3346 case Surface.ROTATION_0: 3347 case Surface.ROTATION_180: 3348 // We are currently in the same basic orientation as the natural orientation 3349 naturalOri = configOri; 3350 break; 3351 case Surface.ROTATION_90: 3352 case Surface.ROTATION_270: 3353 // We are currently in the other basic orientation to the natural orientation 3354 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3355 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3356 break; 3357 } 3358 3359 int[] oriMap = { 3360 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3361 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3362 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3363 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3364 }; 3365 // Since the map starts at portrait, we need to offset if this device's natural orientation 3366 // is landscape. 3367 int indexOffset = 0; 3368 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3369 indexOffset = 1; 3370 } 3371 return oriMap[(d.getRotation() + indexOffset) % 4]; 3372 } 3373 3374 public boolean isRotationEnabled() { 3375 boolean forceEnableRotation = "true".equalsIgnoreCase(SystemProperties.get( 3376 FORCE_ENABLE_ROTATION_PROPERTY, "false")); 3377 boolean enableRotation = forceEnableRotation || 3378 getResources().getBoolean(R.bool.allow_rotation); 3379 return enableRotation; 3380 } 3381 public void lockScreenOrientation() { 3382 if (isRotationEnabled()) { 3383 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3384 .getConfiguration().orientation)); 3385 } 3386 } 3387 public void unlockScreenOrientation(boolean immediate) { 3388 if (isRotationEnabled()) { 3389 if (immediate) { 3390 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3391 } else { 3392 mHandler.postDelayed(new Runnable() { 3393 public void run() { 3394 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3395 } 3396 }, mRestoreScreenOrientationDelay); 3397 } 3398 } 3399 } 3400 3401 /* Cling related */ 3402 private boolean isClingsEnabled() { 3403 // disable clings when running in a test harness 3404 if(ActivityManager.isRunningInTestHarness()) return false; 3405 3406 return true; 3407 } 3408 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3409 Cling cling = (Cling) findViewById(clingId); 3410 if (cling != null) { 3411 cling.init(this, positionData); 3412 cling.setVisibility(View.VISIBLE); 3413 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3414 if (animate) { 3415 cling.buildLayer(); 3416 cling.setAlpha(0f); 3417 cling.animate() 3418 .alpha(1f) 3419 .setInterpolator(new AccelerateInterpolator()) 3420 .setDuration(SHOW_CLING_DURATION) 3421 .setStartDelay(delay) 3422 .start(); 3423 } else { 3424 cling.setAlpha(1f); 3425 } 3426 } 3427 return cling; 3428 } 3429 private void dismissCling(final Cling cling, final String flag, int duration) { 3430 if (cling != null) { 3431 ObjectAnimator anim = ObjectAnimator.ofFloat(cling, "alpha", 0f); 3432 anim.setDuration(duration); 3433 anim.addListener(new AnimatorListenerAdapter() { 3434 public void onAnimationEnd(Animator animation) { 3435 cling.setVisibility(View.GONE); 3436 cling.cleanup(); 3437 // We should update the shared preferences on a background thread 3438 new Thread("dismissClingThread") { 3439 public void run() { 3440 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3441 editor.putBoolean(flag, true); 3442 editor.commit(); 3443 } 3444 }.start(); 3445 }; 3446 }); 3447 anim.start(); 3448 } 3449 } 3450 private void removeCling(int id) { 3451 final View cling = findViewById(id); 3452 if (cling != null) { 3453 final ViewGroup parent = (ViewGroup) cling.getParent(); 3454 parent.post(new Runnable() { 3455 @Override 3456 public void run() { 3457 parent.removeView(cling); 3458 } 3459 }); 3460 } 3461 } 3462 public void showFirstRunWorkspaceCling() { 3463 // Enable the clings only if they have not been dismissed before 3464 if (isClingsEnabled() && 3465 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false)) { 3466 initCling(R.id.workspace_cling, null, false, 0); 3467 } else { 3468 removeCling(R.id.workspace_cling); 3469 } 3470 } 3471 public void showFirstRunAllAppsCling(int[] position) { 3472 // Enable the clings only if they have not been dismissed before 3473 if (isClingsEnabled() && 3474 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3475 initCling(R.id.all_apps_cling, position, true, 0); 3476 } else { 3477 removeCling(R.id.all_apps_cling); 3478 } 3479 } 3480 public Cling showFirstRunFoldersCling() { 3481 // Enable the clings only if they have not been dismissed before 3482 if (isClingsEnabled() && 3483 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3484 return initCling(R.id.folder_cling, null, true, 0); 3485 } else { 3486 removeCling(R.id.folder_cling); 3487 return null; 3488 } 3489 } 3490 public boolean isFolderClingVisible() { 3491 Cling cling = (Cling) findViewById(R.id.folder_cling); 3492 if (cling != null) { 3493 return cling.getVisibility() == View.VISIBLE; 3494 } 3495 return false; 3496 } 3497 public void dismissWorkspaceCling(View v) { 3498 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3499 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3500 } 3501 public void dismissAllAppsCling(View v) { 3502 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3503 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3504 } 3505 public void dismissFolderCling(View v) { 3506 Cling cling = (Cling) findViewById(R.id.folder_cling); 3507 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3508 } 3509 3510 /** 3511 * Prints out out state for debugging. 3512 */ 3513 public void dumpState() { 3514 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3515 Log.d(TAG, "mSavedState=" + mSavedState); 3516 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3517 Log.d(TAG, "mRestoring=" + mRestoring); 3518 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3519 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3520 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3521 mModel.dumpState(); 3522 3523 if (mAppsCustomizeContent != null) { 3524 mAppsCustomizeContent.dumpState(); 3525 } 3526 Log.d(TAG, "END launcher2 dump state"); 3527 } 3528 3529 @Override 3530 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 3531 super.dump(prefix, fd, writer, args); 3532 writer.println(" "); 3533 writer.println("Debug logs: "); 3534 for (int i = 0; i < sDumpLogs.size(); i++) { 3535 writer.println(" " + sDumpLogs.get(i)); 3536 } 3537 } 3538} 3539 3540interface LauncherTransitionable { 3541 View getContent(); 3542 void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace); 3543 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 3544 void onLauncherTransitionStep(Launcher l, float t); 3545 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 3546} 3547