Launcher.java revision 2672ff937ea7885d184679dfee9f355b7bf2fc7d
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.ComponentCallbacks2; 37import android.content.ComponentName; 38import android.content.ContentResolver; 39import android.content.Context; 40import android.content.Intent; 41import android.content.IntentFilter; 42import android.content.SharedPreferences; 43import android.content.pm.ActivityInfo; 44import android.content.pm.PackageManager; 45import android.content.pm.PackageManager.NameNotFoundException; 46import android.content.res.Configuration; 47import android.content.res.Resources; 48import android.database.ContentObserver; 49import android.graphics.Rect; 50import android.graphics.drawable.Drawable; 51import android.net.Uri; 52import android.os.AsyncTask; 53import android.os.Bundle; 54import android.os.Environment; 55import android.os.Handler; 56import android.os.Message; 57import android.os.StrictMode; 58import android.os.SystemClock; 59import android.os.SystemProperties; 60import android.provider.Settings; 61import android.speech.RecognizerIntent; 62import android.text.Selection; 63import android.text.SpannableStringBuilder; 64import android.text.method.TextKeyListener; 65import android.util.Log; 66import android.view.Display; 67import android.view.HapticFeedbackConstants; 68import android.view.KeyEvent; 69import android.view.LayoutInflater; 70import android.view.Menu; 71import android.view.MenuItem; 72import android.view.MotionEvent; 73import android.view.Surface; 74import android.view.View; 75import android.view.View.OnLongClickListener; 76import android.view.ViewGroup; 77import android.view.ViewTreeObserver; 78import android.view.ViewTreeObserver.OnGlobalLayoutListener; 79import android.view.WindowManager; 80import android.view.accessibility.AccessibilityEvent; 81import android.view.animation.AccelerateDecelerateInterpolator; 82import android.view.animation.AccelerateInterpolator; 83import android.view.animation.DecelerateInterpolator; 84import android.view.inputmethod.InputMethodManager; 85import android.widget.Advanceable; 86import android.widget.ImageView; 87import android.widget.TextView; 88import android.widget.Toast; 89 90import com.android.common.Search; 91import com.android.launcher.R; 92import com.android.launcher2.DropTarget.DragObject; 93 94import java.io.DataInputStream; 95import java.io.DataOutputStream; 96import java.io.FileDescriptor; 97import java.io.FileNotFoundException; 98import java.io.IOException; 99import java.io.PrintWriter; 100import java.util.ArrayList; 101import java.util.Collection; 102import java.util.Collections; 103import java.util.Comparator; 104import java.util.HashMap; 105import java.util.HashSet; 106import java.util.List; 107import java.util.Set; 108 109/** 110 * Default launcher application. 111 */ 112public final class Launcher extends Activity 113 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 114 AllAppsView.Watcher, View.OnTouchListener { 115 static final String TAG = "Launcher"; 116 static final boolean LOGD = false; 117 118 static final boolean PROFILE_STARTUP = false; 119 static final boolean DEBUG_WIDGETS = false; 120 static final boolean DEBUG_STRICT_MODE = false; 121 122 private static final int MENU_GROUP_WALLPAPER = 1; 123 private static final int MENU_WALLPAPER_SETTINGS = Menu.FIRST + 1; 124 private static final int MENU_MANAGE_APPS = MENU_WALLPAPER_SETTINGS + 1; 125 private static final int MENU_SYSTEM_SETTINGS = MENU_MANAGE_APPS + 1; 126 private static final int MENU_HELP = MENU_SYSTEM_SETTINGS + 1; 127 128 private static final int REQUEST_CREATE_SHORTCUT = 1; 129 private static final int REQUEST_CREATE_APPWIDGET = 5; 130 private static final int REQUEST_PICK_APPLICATION = 6; 131 private static final int REQUEST_PICK_SHORTCUT = 7; 132 private static final int REQUEST_PICK_APPWIDGET = 9; 133 private static final int REQUEST_PICK_WALLPAPER = 10; 134 135 private static final int REQUEST_BIND_APPWIDGET = 11; 136 137 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 138 139 static final int SCREEN_COUNT = 5; 140 static final int DEFAULT_SCREEN = 2; 141 142 private static final String PREFERENCES = "launcher.preferences"; 143 static final String FORCE_ENABLE_ROTATION_PROPERTY = "launcher.force_enable_rotation"; 144 145 // The Intent extra that defines whether to ignore the launch animation 146 static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION = 147 "com.android.launcher.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION"; 148 149 // Type: int 150 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 151 // Type: int 152 private static final String RUNTIME_STATE = "launcher.state"; 153 // Type: int 154 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 155 // Type: int 156 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 157 // Type: int 158 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 159 // Type: int 160 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 161 // Type: boolean 162 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 163 // Type: long 164 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 165 166 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 167 private static final String TOOLBAR_SEARCH_ICON_METADATA_NAME = 168 "com.android.launcher.toolbar_search_icon"; 169 private static final String TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME = 170 "com.android.launcher.toolbar_voice_search_icon"; 171 172 /** The different states that Launcher can be in. */ 173 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 174 private State mState = State.WORKSPACE; 175 private AnimatorSet mStateAnimation; 176 private AnimatorSet mDividerAnimator; 177 178 static final int APPWIDGET_HOST_ID = 1024; 179 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 180 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 181 private static final int SHOW_CLING_DURATION = 550; 182 private static final int DISMISS_CLING_DURATION = 250; 183 184 private static final Object sLock = new Object(); 185 private static int sScreen = DEFAULT_SCREEN; 186 187 // How long to wait before the new-shortcut animation automatically pans the workspace 188 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 10; 189 190 private final BroadcastReceiver mCloseSystemDialogsReceiver 191 = new CloseSystemDialogsIntentReceiver(); 192 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 193 194 private LayoutInflater mInflater; 195 196 private Workspace mWorkspace; 197 private View mQsbDivider; 198 private View mDockDivider; 199 private DragLayer mDragLayer; 200 private DragController mDragController; 201 202 private AppWidgetManager mAppWidgetManager; 203 private LauncherAppWidgetHost mAppWidgetHost; 204 205 private ItemInfo mPendingAddInfo = new ItemInfo(); 206 private int[] mTmpAddItemCellCoordinates = new int[2]; 207 208 private FolderInfo mFolderInfo; 209 210 private Hotseat mHotseat; 211 private View mAllAppsButton; 212 213 private SearchDropTargetBar mSearchDropTargetBar; 214 private AppsCustomizeTabHost mAppsCustomizeTabHost; 215 private AppsCustomizePagedView mAppsCustomizeContent; 216 private boolean mAutoAdvanceRunning = false; 217 218 private Bundle mSavedState; 219 220 private SpannableStringBuilder mDefaultKeySsb = null; 221 222 private boolean mWorkspaceLoading = true; 223 224 private boolean mPaused = true; 225 private boolean mRestoring; 226 private boolean mWaitingForResult; 227 private boolean mOnResumeNeedsLoad; 228 229 private Bundle mSavedInstanceState; 230 231 private LauncherModel mModel; 232 private IconCache mIconCache; 233 private boolean mUserPresent = true; 234 private boolean mVisible = false; 235 private boolean mAttached = false; 236 237 private static LocaleConfiguration sLocaleConfiguration = null; 238 239 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 240 241 private Intent mAppMarketIntent = null; 242 243 // Related to the auto-advancing of widgets 244 private final int ADVANCE_MSG = 1; 245 private final int mAdvanceInterval = 20000; 246 private final int mAdvanceStagger = 250; 247 private long mAutoAdvanceSentTime; 248 private long mAutoAdvanceTimeLeft = -1; 249 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 250 new HashMap<View, AppWidgetProviderInfo>(); 251 252 // Determines how long to wait after a rotation before restoring the screen orientation to 253 // match the sensor state. 254 private final int mRestoreScreenOrientationDelay = 500; 255 256 // External icons saved in case of resource changes, orientation, etc. 257 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 258 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 259 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 260 261 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 262 PendingAddWidgetInfo mWidgetBeingBoundOrConfigured = null; 263 264 // We only want to get the SharedPreferences once since it does an FS stat each time we get 265 // it from the context. 266 private SharedPreferences mSharedPrefs; 267 268 // Holds the page that we need to animate to, and the icon views that we need to animate up 269 // when we scroll to that page on resume. 270 private int mNewShortcutAnimatePage = -1; 271 private ArrayList<View> mNewShortcutAnimateViews = new ArrayList<View>(); 272 273 private BubbleTextView mWaitingForResume; 274 275 private Runnable mBuildLayersRunnable = new Runnable() { 276 public void run() { 277 if (mWorkspace != null) { 278 mWorkspace.buildPageHardwareLayers(); 279 } 280 } 281 }; 282 283 private static ArrayList<PendingAddArguments> sPendingAddList 284 = new ArrayList<PendingAddArguments>(); 285 286 private static class PendingAddArguments { 287 int requestCode; 288 Intent intent; 289 long container; 290 int screen; 291 int cellX; 292 int cellY; 293 } 294 295 @Override 296 protected void onCreate(Bundle savedInstanceState) { 297 if (DEBUG_STRICT_MODE) { 298 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 299 .detectDiskReads() 300 .detectDiskWrites() 301 .detectNetwork() // or .detectAll() for all detectable problems 302 .penaltyLog() 303 .build()); 304 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() 305 .detectLeakedSqlLiteObjects() 306 .detectLeakedClosableObjects() 307 .penaltyLog() 308 .penaltyDeath() 309 .build()); 310 } 311 312 super.onCreate(savedInstanceState); 313 LauncherApplication app = ((LauncherApplication)getApplication()); 314 mSharedPrefs = getSharedPreferences(LauncherApplication.getSharedPreferencesKey(), 315 Context.MODE_PRIVATE); 316 mModel = app.setLauncher(this); 317 mIconCache = app.getIconCache(); 318 mDragController = new DragController(this); 319 mInflater = getLayoutInflater(); 320 321 mAppWidgetManager = AppWidgetManager.getInstance(this); 322 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 323 mAppWidgetHost.startListening(); 324 325 if (PROFILE_STARTUP) { 326 android.os.Debug.startMethodTracing( 327 Environment.getExternalStorageDirectory() + "/launcher"); 328 } 329 330 checkForLocaleChange(); 331 setContentView(R.layout.launcher); 332 setupViews(); 333 showFirstRunWorkspaceCling(); 334 335 registerContentObservers(); 336 337 lockAllApps(); 338 339 mSavedState = savedInstanceState; 340 restoreState(mSavedState); 341 342 // Update customization drawer _after_ restoring the states 343 if (mAppsCustomizeContent != null) { 344 mAppsCustomizeContent.onPackagesUpdated(); 345 } 346 347 if (PROFILE_STARTUP) { 348 android.os.Debug.stopMethodTracing(); 349 } 350 351 if (!mRestoring) { 352 mModel.startLoader(true); 353 } 354 355 if (!mModel.isAllAppsLoaded()) { 356 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 357 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 358 } 359 360 // For handling default keys 361 mDefaultKeySsb = new SpannableStringBuilder(); 362 Selection.setSelection(mDefaultKeySsb, 0); 363 364 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 365 registerReceiver(mCloseSystemDialogsReceiver, filter); 366 367 boolean searchVisible = false; 368 boolean voiceVisible = false; 369 // If we have a saved version of these external icons, we load them up immediately 370 int coi = getCurrentOrientationIndexForGlobalIcons(); 371 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 372 sAppMarketIcon[coi] == null) { 373 updateAppMarketIcon(); 374 searchVisible = updateGlobalSearchIcon(); 375 voiceVisible = updateVoiceSearchIcon(searchVisible); 376 } 377 if (sGlobalSearchIcon[coi] != null) { 378 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 379 searchVisible = true; 380 } 381 if (sVoiceSearchIcon[coi] != null) { 382 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 383 voiceVisible = true; 384 } 385 if (sAppMarketIcon[coi] != null) { 386 updateAppMarketIcon(sAppMarketIcon[coi]); 387 } 388 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 389 390 // On large interfaces, we want the screen to auto-rotate based on the current orientation 391 unlockScreenOrientation(true); 392 } 393 394 private void checkForLocaleChange() { 395 if (sLocaleConfiguration == null) { 396 new AsyncTask<Void, Void, LocaleConfiguration>() { 397 @Override 398 protected LocaleConfiguration doInBackground(Void... unused) { 399 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 400 readConfiguration(Launcher.this, localeConfiguration); 401 return localeConfiguration; 402 } 403 404 @Override 405 protected void onPostExecute(LocaleConfiguration result) { 406 sLocaleConfiguration = result; 407 checkForLocaleChange(); // recursive, but now with a locale configuration 408 } 409 }.execute(); 410 return; 411 } 412 413 final Configuration configuration = getResources().getConfiguration(); 414 415 final String previousLocale = sLocaleConfiguration.locale; 416 final String locale = configuration.locale.toString(); 417 418 final int previousMcc = sLocaleConfiguration.mcc; 419 final int mcc = configuration.mcc; 420 421 final int previousMnc = sLocaleConfiguration.mnc; 422 final int mnc = configuration.mnc; 423 424 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 425 426 if (localeChanged) { 427 sLocaleConfiguration.locale = locale; 428 sLocaleConfiguration.mcc = mcc; 429 sLocaleConfiguration.mnc = mnc; 430 431 mIconCache.flush(); 432 433 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 434 new Thread("WriteLocaleConfiguration") { 435 @Override 436 public void run() { 437 writeConfiguration(Launcher.this, localeConfiguration); 438 } 439 }.start(); 440 } 441 } 442 443 private static class LocaleConfiguration { 444 public String locale; 445 public int mcc = -1; 446 public int mnc = -1; 447 } 448 449 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 450 DataInputStream in = null; 451 try { 452 in = new DataInputStream(context.openFileInput(PREFERENCES)); 453 configuration.locale = in.readUTF(); 454 configuration.mcc = in.readInt(); 455 configuration.mnc = in.readInt(); 456 } catch (FileNotFoundException e) { 457 // Ignore 458 } catch (IOException e) { 459 // Ignore 460 } finally { 461 if (in != null) { 462 try { 463 in.close(); 464 } catch (IOException e) { 465 // Ignore 466 } 467 } 468 } 469 } 470 471 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 472 DataOutputStream out = null; 473 try { 474 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 475 out.writeUTF(configuration.locale); 476 out.writeInt(configuration.mcc); 477 out.writeInt(configuration.mnc); 478 out.flush(); 479 } catch (FileNotFoundException e) { 480 // Ignore 481 } catch (IOException e) { 482 //noinspection ResultOfMethodCallIgnored 483 context.getFileStreamPath(PREFERENCES).delete(); 484 } finally { 485 if (out != null) { 486 try { 487 out.close(); 488 } catch (IOException e) { 489 // Ignore 490 } 491 } 492 } 493 } 494 495 public DragLayer getDragLayer() { 496 return mDragLayer; 497 } 498 499 static int getScreen() { 500 synchronized (sLock) { 501 return sScreen; 502 } 503 } 504 505 static void setScreen(int screen) { 506 synchronized (sLock) { 507 sScreen = screen; 508 } 509 } 510 511 /** 512 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 513 * a configuration step, this allows the proper animations to run after other transitions. 514 */ 515 private boolean completeAdd(PendingAddArguments args) { 516 boolean result = false; 517 switch (args.requestCode) { 518 case REQUEST_PICK_APPLICATION: 519 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 520 args.cellY); 521 break; 522 case REQUEST_PICK_SHORTCUT: 523 processShortcut(args.intent); 524 break; 525 case REQUEST_CREATE_SHORTCUT: 526 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 527 args.cellY); 528 result = true; 529 break; 530 case REQUEST_PICK_APPWIDGET: 531 addAppWidgetFromPick(args.intent); 532 break; 533 case REQUEST_CREATE_APPWIDGET: 534 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 535 completeAddAppWidget(appWidgetId, args.container, args.screen, null, null); 536 result = true; 537 break; 538 case REQUEST_PICK_WALLPAPER: 539 // We just wanted the activity result here so we can clear mWaitingForResult 540 break; 541 } 542 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, 543 // if you turned the screen off and then back while in All Apps, Launcher would not 544 // return to the workspace. Clearing mAddInfo.container here fixes this issue 545 resetAddInfo(); 546 return result; 547 } 548 549 @Override 550 protected void onActivityResult( 551 final int requestCode, final int resultCode, final Intent data) { 552 if (requestCode == REQUEST_BIND_APPWIDGET) { 553 int appWidgetId = data != null ? 554 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 555 if (resultCode == RESULT_CANCELED) { 556 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 557 } else if (resultCode == RESULT_OK) { 558 addAppWidgetImpl(appWidgetId, mWidgetBeingBoundOrConfigured); 559 } 560 return; 561 } 562 boolean delayExitSpringLoadedMode = false; 563 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || 564 requestCode == REQUEST_CREATE_APPWIDGET); 565 mWaitingForResult = false; 566 567 // We have special handling for widgets 568 if (isWidgetDrop) { 569 int appWidgetId = data != null ? 570 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 571 if (appWidgetId < 0) { 572 Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not returned from the \\" + 573 "widget configuration activity."); 574 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); 575 } else { 576 completeTwoStageWidgetDrop(resultCode, appWidgetId); 577 } 578 return; 579 } 580 581 // The pattern used here is that a user PICKs a specific application, 582 // which, depending on the target, might need to CREATE the actual target. 583 584 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 585 // launch over to the Music app to actually CREATE_SHORTCUT. 586 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 587 final PendingAddArguments args = new PendingAddArguments(); 588 args.requestCode = requestCode; 589 args.intent = data; 590 args.container = mPendingAddInfo.container; 591 args.screen = mPendingAddInfo.screen; 592 args.cellX = mPendingAddInfo.cellX; 593 args.cellY = mPendingAddInfo.cellY; 594 if (isWorkspaceLocked()) { 595 sPendingAddList.add(args); 596 } else { 597 delayExitSpringLoadedMode = completeAdd(args); 598 } 599 } 600 mDragLayer.clearAnimatedView(); 601 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 602 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode, 603 null); 604 } 605 606 private void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { 607 CellLayout cellLayout = 608 (CellLayout) mWorkspace.getChildAt(mWidgetBeingBoundOrConfigured.screen); 609 Runnable onCompleteRunnable = null; 610 int animationType = 0; 611 612 if (resultCode == RESULT_OK) { 613 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; 614 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, 615 mWidgetBeingBoundOrConfigured.info); 616 mWidgetBeingBoundOrConfigured.boundWidget = layout; 617 onCompleteRunnable = new Runnable() { 618 @Override 619 public void run() { 620 completeAddAppWidget(appWidgetId, mPendingAddInfo.container, 621 mPendingAddInfo.screen, layout, null); 622 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 623 null); 624 } 625 }; 626 } else if (resultCode == RESULT_CANCELED) { 627 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; 628 onCompleteRunnable = new Runnable() { 629 @Override 630 public void run() { 631 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 632 null); 633 } 634 }; 635 } 636 mWorkspace.animateWidgetDrop(mWidgetBeingBoundOrConfigured, cellLayout, 637 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, 638 animationType, mWidgetBeingBoundOrConfigured.boundWidget, true); 639 mWidgetBeingBoundOrConfigured = null; 640 } 641 642 @Override 643 protected void onResume() { 644 super.onResume(); 645 646 mPaused = false; 647 if (mRestoring || mOnResumeNeedsLoad) { 648 mWorkspaceLoading = true; 649 mModel.startLoader(true); 650 mRestoring = false; 651 mOnResumeNeedsLoad = false; 652 } 653 654 // Reset the pressed state of icons that were locked in the press state while activities 655 // were launching 656 if (mWaitingForResume != null) { 657 // Resets the previous workspace icon press state 658 mWaitingForResume.setStayPressed(false); 659 } 660 if (mAppsCustomizeContent != null) { 661 // Resets the previous all apps icon press state 662 mAppsCustomizeContent.resetDrawableState(); 663 } 664 } 665 666 @Override 667 protected void onPause() { 668 super.onPause(); 669 mPaused = true; 670 mDragController.cancelDrag(); 671 mDragController.resetLastGestureUpTime(); 672 } 673 674 @Override 675 public Object onRetainNonConfigurationInstance() { 676 // Flag the loader to stop early before switching 677 mModel.stopLoader(); 678 if (mAppsCustomizeContent != null) { 679 mAppsCustomizeContent.surrender(); 680 } 681 return Boolean.TRUE; 682 } 683 684 // We can't hide the IME if it was forced open. So don't bother 685 /* 686 @Override 687 public void onWindowFocusChanged(boolean hasFocus) { 688 super.onWindowFocusChanged(hasFocus); 689 690 if (hasFocus) { 691 final InputMethodManager inputManager = (InputMethodManager) 692 getSystemService(Context.INPUT_METHOD_SERVICE); 693 WindowManager.LayoutParams lp = getWindow().getAttributes(); 694 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 695 android.os.Handler()) { 696 protected void onReceiveResult(int resultCode, Bundle resultData) { 697 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 698 } 699 }); 700 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 701 } 702 } 703 */ 704 705 private boolean acceptFilter() { 706 final InputMethodManager inputManager = (InputMethodManager) 707 getSystemService(Context.INPUT_METHOD_SERVICE); 708 return !inputManager.isFullscreenMode(); 709 } 710 711 @Override 712 public boolean onKeyDown(int keyCode, KeyEvent event) { 713 final int uniChar = event.getUnicodeChar(); 714 final boolean handled = super.onKeyDown(keyCode, event); 715 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 716 if (!handled && acceptFilter() && isKeyNotWhitespace) { 717 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 718 keyCode, event); 719 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 720 // something usable has been typed - start a search 721 // the typed text will be retrieved and cleared by 722 // showSearchDialog() 723 // If there are multiple keystrokes before the search dialog takes focus, 724 // onSearchRequested() will be called for every keystroke, 725 // but it is idempotent, so it's fine. 726 return onSearchRequested(); 727 } 728 } 729 730 // Eat the long press event so the keyboard doesn't come up. 731 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 732 return true; 733 } 734 735 return handled; 736 } 737 738 private String getTypedText() { 739 return mDefaultKeySsb.toString(); 740 } 741 742 private void clearTypedText() { 743 mDefaultKeySsb.clear(); 744 mDefaultKeySsb.clearSpans(); 745 Selection.setSelection(mDefaultKeySsb, 0); 746 } 747 748 /** 749 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 750 * State 751 */ 752 private static State intToState(int stateOrdinal) { 753 State state = State.WORKSPACE; 754 final State[] stateValues = State.values(); 755 for (int i = 0; i < stateValues.length; i++) { 756 if (stateValues[i].ordinal() == stateOrdinal) { 757 state = stateValues[i]; 758 break; 759 } 760 } 761 return state; 762 } 763 764 /** 765 * Restores the previous state, if it exists. 766 * 767 * @param savedState The previous state. 768 */ 769 private void restoreState(Bundle savedState) { 770 if (savedState == null) { 771 return; 772 } 773 774 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 775 if (state == State.APPS_CUSTOMIZE) { 776 showAllApps(false); 777 } 778 779 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 780 if (currentScreen > -1) { 781 mWorkspace.setCurrentPage(currentScreen); 782 } 783 784 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 785 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 786 787 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 788 mPendingAddInfo.container = pendingAddContainer; 789 mPendingAddInfo.screen = pendingAddScreen; 790 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 791 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 792 mRestoring = true; 793 } 794 795 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 796 if (renameFolder) { 797 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 798 mFolderInfo = mModel.getFolderById(this, sFolders, id); 799 mRestoring = true; 800 } 801 802 803 // Restore the AppsCustomize tab 804 if (mAppsCustomizeTabHost != null) { 805 String curTab = savedState.getString("apps_customize_currentTab"); 806 if (curTab != null) { 807 // We set this directly so that there is no delay before the tab is set 808 mAppsCustomizeContent.setContentType( 809 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 810 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 811 mAppsCustomizeContent.loadAssociatedPages( 812 mAppsCustomizeContent.getCurrentPage()); 813 } 814 815 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 816 mAppsCustomizeContent.restorePageForIndex(currentIndex); 817 } 818 } 819 820 /** 821 * Finds all the views we need and configure them properly. 822 */ 823 private void setupViews() { 824 final DragController dragController = mDragController; 825 826 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 827 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 828 mQsbDivider = (ImageView) findViewById(R.id.qsb_divider); 829 mDockDivider = (ImageView) findViewById(R.id.dock_divider); 830 831 // Setup the drag layer 832 mDragLayer.setup(this, dragController); 833 834 // Setup the hotseat 835 mHotseat = (Hotseat) findViewById(R.id.hotseat); 836 if (mHotseat != null) { 837 mHotseat.setup(this); 838 } 839 840 // Setup the workspace 841 mWorkspace.setHapticFeedbackEnabled(false); 842 mWorkspace.setOnLongClickListener(this); 843 mWorkspace.setup(dragController); 844 dragController.addDragListener(mWorkspace); 845 846 // Get the search/delete bar 847 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 848 849 // Setup AppsCustomize 850 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 851 findViewById(R.id.apps_customize_pane); 852 mAppsCustomizeContent = (AppsCustomizePagedView) 853 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 854 mAppsCustomizeTabHost.setup(this); 855 mAppsCustomizeContent.setup(this, dragController); 856 857 // Get the all apps button 858 mAllAppsButton = findViewById(R.id.all_apps_button); 859 if (mAllAppsButton != null) { 860 mAllAppsButton.setOnTouchListener(new View.OnTouchListener() { 861 @Override 862 public boolean onTouch(View v, MotionEvent event) { 863 if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) { 864 onTouchDownAllAppsButton(v); 865 } 866 return false; 867 } 868 }); 869 } 870 // Setup the drag controller (drop targets have to be added in reverse order in priority) 871 dragController.setDragScoller(mWorkspace); 872 dragController.setScrollView(mDragLayer); 873 dragController.setMoveTarget(mWorkspace); 874 dragController.addDropTarget(mWorkspace); 875 if (mSearchDropTargetBar != null) { 876 mSearchDropTargetBar.setup(this, dragController); 877 } 878 } 879 880 /** 881 * Creates a view representing a shortcut. 882 * 883 * @param info The data structure describing the shortcut. 884 * 885 * @return A View inflated from R.layout.application. 886 */ 887 View createShortcut(ShortcutInfo info) { 888 return createShortcut(R.layout.application, 889 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 890 } 891 892 /** 893 * Creates a view representing a shortcut inflated from the specified resource. 894 * 895 * @param layoutResId The id of the XML layout used to create the shortcut. 896 * @param parent The group the shortcut belongs to. 897 * @param info The data structure describing the shortcut. 898 * 899 * @return A View inflated from layoutResId. 900 */ 901 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 902 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 903 favorite.applyFromShortcutInfo(info, mIconCache); 904 favorite.setOnClickListener(this); 905 return favorite; 906 } 907 908 /** 909 * Add an application shortcut to the workspace. 910 * 911 * @param data The intent describing the application. 912 * @param cellInfo The position on screen where to create the shortcut. 913 */ 914 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 915 final int[] cellXY = mTmpAddItemCellCoordinates; 916 final CellLayout layout = getCellLayout(container, screen); 917 918 // First we check if we already know the exact location where we want to add this item. 919 if (cellX >= 0 && cellY >= 0) { 920 cellXY[0] = cellX; 921 cellXY[1] = cellY; 922 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 923 showOutOfSpaceMessage(isHotseatLayout(layout)); 924 return; 925 } 926 927 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 928 929 if (info != null) { 930 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 931 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 932 info.container = ItemInfo.NO_ID; 933 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 934 isWorkspaceLocked(), cellX, cellY); 935 } else { 936 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 937 } 938 } 939 940 /** 941 * Add a shortcut to the workspace. 942 * 943 * @param data The intent describing the shortcut. 944 * @param cellInfo The position on screen where to create the shortcut. 945 */ 946 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 947 int cellY) { 948 int[] cellXY = mTmpAddItemCellCoordinates; 949 int[] touchXY = mPendingAddInfo.dropPos; 950 CellLayout layout = getCellLayout(container, screen); 951 952 boolean foundCellSpan = false; 953 954 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 955 if (info == null) { 956 return; 957 } 958 final View view = createShortcut(info); 959 960 // First we check if we already know the exact location where we want to add this item. 961 if (cellX >= 0 && cellY >= 0) { 962 cellXY[0] = cellX; 963 cellXY[1] = cellY; 964 foundCellSpan = true; 965 966 // If appropriate, either create a folder or add to an existing folder 967 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, 968 true, null,null)) { 969 return; 970 } 971 DragObject dragObject = new DragObject(); 972 dragObject.dragInfo = info; 973 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, 974 true)) { 975 return; 976 } 977 } else if (touchXY != null) { 978 // when dragging and dropping, just find the closest free spot 979 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 980 foundCellSpan = (result != null); 981 } else { 982 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 983 } 984 985 if (!foundCellSpan) { 986 showOutOfSpaceMessage(isHotseatLayout(layout)); 987 return; 988 } 989 990 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 991 992 if (!mRestoring) { 993 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 994 isWorkspaceLocked()); 995 } 996 } 997 998 static int[] getSpanForWidget(Context context, ComponentName component, int minWidth, 999 int minHeight) { 1000 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(context, component, null); 1001 // We want to account for the extra amount of padding that we are adding to the widget 1002 // to ensure that it gets the full amount of space that it has requested 1003 int requiredWidth = minWidth + padding.left + padding.right; 1004 int requiredHeight = minHeight + padding.top + padding.bottom; 1005 return CellLayout.rectToCell(context.getResources(), requiredWidth, requiredHeight, null); 1006 } 1007 1008 static int[] getSpanForWidget(Context context, AppWidgetProviderInfo info) { 1009 return getSpanForWidget(context, info.provider, info.minWidth, info.minHeight); 1010 } 1011 1012 static int[] getMinSpanForWidget(Context context, AppWidgetProviderInfo info) { 1013 return getSpanForWidget(context, info.provider, info.minResizeWidth, info.minResizeHeight); 1014 } 1015 1016 static int[] getSpanForWidget(Context context, PendingAddWidgetInfo info) { 1017 return getSpanForWidget(context, info.componentName, info.minWidth, info.minHeight); 1018 } 1019 1020 static int[] getMinSpanForWidget(Context context, PendingAddWidgetInfo info) { 1021 return getSpanForWidget(context, info.componentName, info.minResizeWidth, 1022 info.minResizeHeight); 1023 } 1024 1025 /** 1026 * Add a widget to the workspace. 1027 * 1028 * @param appWidgetId The app widget id 1029 * @param cellInfo The position on screen where to create the widget. 1030 */ 1031 private void completeAddAppWidget(final int appWidgetId, long container, int screen, 1032 AppWidgetHostView hostView, AppWidgetProviderInfo appWidgetInfo) { 1033 if (appWidgetInfo == null) { 1034 appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1035 } 1036 1037 // Calculate the grid spans needed to fit this widget 1038 CellLayout layout = getCellLayout(container, screen); 1039 1040 int[] minSpanXY = getMinSpanForWidget(this, appWidgetInfo); 1041 int[] spanXY = getSpanForWidget(this, appWidgetInfo); 1042 1043 // Try finding open space on Launcher screen 1044 // We have saved the position to which the widget was dragged-- this really only matters 1045 // if we are placing widgets on a "spring-loaded" screen 1046 int[] cellXY = mTmpAddItemCellCoordinates; 1047 int[] touchXY = mPendingAddInfo.dropPos; 1048 int[] finalSpan = new int[2]; 1049 boolean foundCellSpan = false; 1050 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 1051 cellXY[0] = mPendingAddInfo.cellX; 1052 cellXY[1] = mPendingAddInfo.cellY; 1053 spanXY[0] = mPendingAddInfo.spanX; 1054 spanXY[1] = mPendingAddInfo.spanY; 1055 foundCellSpan = true; 1056 } else if (touchXY != null) { 1057 // when dragging and dropping, just find the closest free spot 1058 int[] result = layout.findNearestVacantArea( 1059 touchXY[0], touchXY[1], minSpanXY[0], minSpanXY[1], spanXY[0], 1060 spanXY[1], cellXY, finalSpan); 1061 spanXY[0] = finalSpan[0]; 1062 spanXY[1] = finalSpan[1]; 1063 foundCellSpan = (result != null); 1064 } else { 1065 foundCellSpan = layout.findCellForSpan(cellXY, minSpanXY[0], minSpanXY[1]); 1066 } 1067 1068 if (!foundCellSpan) { 1069 if (appWidgetId != -1) { 1070 // Deleting an app widget ID is a void call but writes to disk before returning 1071 // to the caller... 1072 new Thread("deleteAppWidgetId") { 1073 public void run() { 1074 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1075 } 1076 }.start(); 1077 } 1078 showOutOfSpaceMessage(isHotseatLayout(layout)); 1079 return; 1080 } 1081 1082 // Build Launcher-specific widget info and save to database 1083 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId, 1084 appWidgetInfo.provider); 1085 launcherInfo.spanX = spanXY[0]; 1086 launcherInfo.spanY = spanXY[1]; 1087 launcherInfo.minSpanX = mPendingAddInfo.minSpanX; 1088 launcherInfo.minSpanY = mPendingAddInfo.minSpanY; 1089 1090 LauncherModel.addItemToDatabase(this, launcherInfo, 1091 container, screen, cellXY[0], cellXY[1], false); 1092 1093 if (!mRestoring) { 1094 if (hostView == null) { 1095 // Perform actual inflation because we're live 1096 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1097 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1098 } else { 1099 // The AppWidgetHostView has already been inflated and instantiated 1100 launcherInfo.hostView = hostView; 1101 } 1102 1103 launcherInfo.hostView.setTag(launcherInfo); 1104 launcherInfo.hostView.setVisibility(View.VISIBLE); 1105 AppWidgetResizeFrame.updateWidgetSizeRanges(launcherInfo.hostView, 1106 this, launcherInfo.spanX, launcherInfo.spanY); 1107 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 1108 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1109 1110 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1111 } 1112 resetAddInfo(); 1113 } 1114 1115 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1116 @Override 1117 public void onReceive(Context context, Intent intent) { 1118 final String action = intent.getAction(); 1119 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1120 mUserPresent = false; 1121 mDragLayer.clearAllResizeFrames(); 1122 updateRunning(); 1123 1124 // Reset AllApps to its initial state only if we are not in the middle of 1125 // processing a multi-step drop 1126 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1127 mAppsCustomizeTabHost.reset(); 1128 showWorkspace(false); 1129 } 1130 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1131 mUserPresent = true; 1132 updateRunning(); 1133 } 1134 } 1135 }; 1136 1137 @Override 1138 public void onAttachedToWindow() { 1139 super.onAttachedToWindow(); 1140 1141 // Listen for broadcasts related to user-presence 1142 final IntentFilter filter = new IntentFilter(); 1143 filter.addAction(Intent.ACTION_SCREEN_OFF); 1144 filter.addAction(Intent.ACTION_USER_PRESENT); 1145 registerReceiver(mReceiver, filter); 1146 1147 mAttached = true; 1148 mVisible = true; 1149 } 1150 1151 @Override 1152 public void onDetachedFromWindow() { 1153 super.onDetachedFromWindow(); 1154 mVisible = false; 1155 1156 if (mAttached) { 1157 unregisterReceiver(mReceiver); 1158 mAttached = false; 1159 } 1160 updateRunning(); 1161 } 1162 1163 public void onWindowVisibilityChanged(int visibility) { 1164 mVisible = visibility == View.VISIBLE; 1165 updateRunning(); 1166 // The following code used to be in onResume, but it turns out onResume is called when 1167 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1168 // is a more appropriate event to handle 1169 if (mVisible) { 1170 mAppsCustomizeTabHost.onWindowVisible(); 1171 if (!mWorkspaceLoading) { 1172 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1173 // We want to let Launcher draw itself at least once before we force it to build 1174 // layers on all the workspace pages, so that transitioning to Launcher from other 1175 // apps is nice and speedy. Usually the first call to preDraw doesn't correspond to 1176 // a true draw so we wait until the second preDraw call to be safe 1177 observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { 1178 public boolean onPreDraw() { 1179 // We delay the layer building a bit in order to give 1180 // other message processing a time to run. In particular 1181 // this avoids a delay in hiding the IME if it was 1182 // currently shown, because doing that may involve 1183 // some communication back with the app. 1184 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 1185 observer.removeOnPreDrawListener(this); 1186 return true; 1187 } 1188 }); 1189 } 1190 // When Launcher comes back to foreground, a different Activity might be responsible for 1191 // the app market intent, so refresh the icon 1192 updateAppMarketIcon(); 1193 clearTypedText(); 1194 } 1195 } 1196 1197 private void sendAdvanceMessage(long delay) { 1198 mHandler.removeMessages(ADVANCE_MSG); 1199 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1200 mHandler.sendMessageDelayed(msg, delay); 1201 mAutoAdvanceSentTime = System.currentTimeMillis(); 1202 } 1203 1204 private void updateRunning() { 1205 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1206 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1207 mAutoAdvanceRunning = autoAdvanceRunning; 1208 if (autoAdvanceRunning) { 1209 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1210 sendAdvanceMessage(delay); 1211 } else { 1212 if (!mWidgetsToAdvance.isEmpty()) { 1213 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1214 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1215 } 1216 mHandler.removeMessages(ADVANCE_MSG); 1217 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1218 } 1219 } 1220 } 1221 1222 private final Handler mHandler = new Handler() { 1223 @Override 1224 public void handleMessage(Message msg) { 1225 if (msg.what == ADVANCE_MSG) { 1226 int i = 0; 1227 for (View key: mWidgetsToAdvance.keySet()) { 1228 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1229 final int delay = mAdvanceStagger * i; 1230 if (v instanceof Advanceable) { 1231 postDelayed(new Runnable() { 1232 public void run() { 1233 ((Advanceable) v).advance(); 1234 } 1235 }, delay); 1236 } 1237 i++; 1238 } 1239 sendAdvanceMessage(mAdvanceInterval); 1240 } 1241 } 1242 }; 1243 1244 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1245 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1246 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1247 if (v instanceof Advanceable) { 1248 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1249 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1250 updateRunning(); 1251 } 1252 } 1253 1254 void removeWidgetToAutoAdvance(View hostView) { 1255 if (mWidgetsToAdvance.containsKey(hostView)) { 1256 mWidgetsToAdvance.remove(hostView); 1257 updateRunning(); 1258 } 1259 } 1260 1261 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1262 removeWidgetToAutoAdvance(launcherInfo.hostView); 1263 launcherInfo.hostView = null; 1264 } 1265 1266 void showOutOfSpaceMessage(boolean isHotseatLayout) { 1267 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); 1268 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); 1269 } 1270 1271 public LauncherAppWidgetHost getAppWidgetHost() { 1272 return mAppWidgetHost; 1273 } 1274 1275 public LauncherModel getModel() { 1276 return mModel; 1277 } 1278 1279 void closeSystemDialogs() { 1280 getWindow().closeAllPanels(); 1281 1282 // Whatever we were doing is hereby canceled. 1283 mWaitingForResult = false; 1284 } 1285 1286 @Override 1287 protected void onNewIntent(Intent intent) { 1288 super.onNewIntent(intent); 1289 1290 // Close the menu 1291 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1292 // also will cancel mWaitingForResult. 1293 closeSystemDialogs(); 1294 1295 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1296 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1297 1298 Folder openFolder = mWorkspace.getOpenFolder(); 1299 // In all these cases, only animate if we're already on home 1300 mWorkspace.exitWidgetResizeMode(); 1301 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1302 openFolder == null) { 1303 mWorkspace.moveToDefaultScreen(true); 1304 } 1305 1306 closeFolder(); 1307 exitSpringLoadedDragMode(); 1308 showWorkspace(alreadyOnHome); 1309 1310 final View v = getWindow().peekDecorView(); 1311 if (v != null && v.getWindowToken() != null) { 1312 InputMethodManager imm = (InputMethodManager)getSystemService( 1313 INPUT_METHOD_SERVICE); 1314 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1315 } 1316 1317 // Reset AllApps to its initial state 1318 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1319 mAppsCustomizeTabHost.reset(); 1320 } 1321 } 1322 } 1323 1324 @Override 1325 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1326 // Do not call super here 1327 mSavedInstanceState = savedInstanceState; 1328 } 1329 1330 @Override 1331 protected void onSaveInstanceState(Bundle outState) { 1332 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1333 super.onSaveInstanceState(outState); 1334 1335 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1336 // We close any open folder since it will not be re-opened, and we need to make sure 1337 // this state is reflected. 1338 closeFolder(); 1339 1340 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1341 mWaitingForResult) { 1342 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1343 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1344 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1345 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1346 } 1347 1348 if (mFolderInfo != null && mWaitingForResult) { 1349 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1350 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1351 } 1352 1353 // Save the current AppsCustomize tab 1354 if (mAppsCustomizeTabHost != null) { 1355 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1356 if (currentTabTag != null) { 1357 outState.putString("apps_customize_currentTab", currentTabTag); 1358 } 1359 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1360 outState.putInt("apps_customize_currentIndex", currentIndex); 1361 } 1362 } 1363 1364 @Override 1365 public void onDestroy() { 1366 super.onDestroy(); 1367 1368 // Remove all pending runnables 1369 mHandler.removeMessages(ADVANCE_MSG); 1370 mHandler.removeMessages(0); 1371 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1372 1373 // Stop callbacks from LauncherModel 1374 LauncherApplication app = ((LauncherApplication) getApplication()); 1375 mModel.stopLoader(); 1376 app.setLauncher(null); 1377 1378 try { 1379 mAppWidgetHost.stopListening(); 1380 } catch (NullPointerException ex) { 1381 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1382 } 1383 mAppWidgetHost = null; 1384 1385 mWidgetsToAdvance.clear(); 1386 1387 TextKeyListener.getInstance().release(); 1388 1389 1390 unbindWorkspaceAndHotseatItems(); 1391 1392 getContentResolver().unregisterContentObserver(mWidgetObserver); 1393 unregisterReceiver(mCloseSystemDialogsReceiver); 1394 1395 mDragLayer.clearAllResizeFrames(); 1396 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1397 mWorkspace.removeAllViews(); 1398 mWorkspace = null; 1399 mDragController = null; 1400 1401 ValueAnimator.clearAllAnimations(); 1402 } 1403 1404 public DragController getDragController() { 1405 return mDragController; 1406 } 1407 1408 @Override 1409 public void startActivityForResult(Intent intent, int requestCode) { 1410 if (requestCode >= 0) mWaitingForResult = true; 1411 super.startActivityForResult(intent, requestCode); 1412 } 1413 1414 /** 1415 * Indicates that we want global search for this activity by setting the globalSearch 1416 * argument for {@link #startSearch} to true. 1417 */ 1418 @Override 1419 public void startSearch(String initialQuery, boolean selectInitialQuery, 1420 Bundle appSearchData, boolean globalSearch) { 1421 1422 showWorkspace(true); 1423 1424 if (initialQuery == null) { 1425 // Use any text typed in the launcher as the initial query 1426 initialQuery = getTypedText(); 1427 } 1428 if (appSearchData == null) { 1429 appSearchData = new Bundle(); 1430 appSearchData.putString(Search.SOURCE, "launcher-search"); 1431 } 1432 Rect sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1433 1434 final SearchManager searchManager = 1435 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1436 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1437 appSearchData, globalSearch, sourceBounds); 1438 } 1439 1440 @Override 1441 public boolean onCreateOptionsMenu(Menu menu) { 1442 if (isWorkspaceLocked()) { 1443 return false; 1444 } 1445 1446 super.onCreateOptionsMenu(menu); 1447 1448 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1449 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1450 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1451 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1452 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1453 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1454 String helpUrl = getString(R.string.help_url); 1455 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1456 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1457 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1458 1459 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1460 .setIcon(android.R.drawable.ic_menu_gallery) 1461 .setAlphabeticShortcut('W'); 1462 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1463 .setIcon(android.R.drawable.ic_menu_manage) 1464 .setIntent(manageApps) 1465 .setAlphabeticShortcut('M'); 1466 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1467 .setIcon(android.R.drawable.ic_menu_preferences) 1468 .setIntent(settings) 1469 .setAlphabeticShortcut('P'); 1470 if (!helpUrl.isEmpty()) { 1471 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1472 .setIcon(android.R.drawable.ic_menu_help) 1473 .setIntent(help) 1474 .setAlphabeticShortcut('H'); 1475 } 1476 return true; 1477 } 1478 1479 @Override 1480 public boolean onPrepareOptionsMenu(Menu menu) { 1481 super.onPrepareOptionsMenu(menu); 1482 1483 if (mAppsCustomizeTabHost.isTransitioning()) { 1484 return false; 1485 } 1486 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1487 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1488 1489 return true; 1490 } 1491 1492 @Override 1493 public boolean onOptionsItemSelected(MenuItem item) { 1494 switch (item.getItemId()) { 1495 case MENU_WALLPAPER_SETTINGS: 1496 startWallpaper(); 1497 return true; 1498 } 1499 1500 return super.onOptionsItemSelected(item); 1501 } 1502 1503 @Override 1504 public boolean onSearchRequested() { 1505 startSearch(null, false, null, true); 1506 // Use a custom animation for launching search 1507 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1508 return true; 1509 } 1510 1511 public boolean isWorkspaceLocked() { 1512 return mWorkspaceLoading || mWaitingForResult; 1513 } 1514 1515 private void resetAddInfo() { 1516 mPendingAddInfo.container = ItemInfo.NO_ID; 1517 mPendingAddInfo.screen = -1; 1518 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1519 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1520 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; 1521 mPendingAddInfo.dropPos = null; 1522 } 1523 1524 void addAppWidgetFromPick(Intent data) { 1525 // TODO: catch bad widget exception when sent 1526 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1527 // TODO: Is this log message meaningful? 1528 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1529 addAppWidgetImpl(appWidgetId, null); 1530 } 1531 1532 void addAppWidgetImpl(final int appWidgetId, final PendingAddWidgetInfo info) { 1533 final AppWidgetProviderInfo appWidget = info.info; 1534 if (appWidget.configure != null) { 1535 // Launch over to configure widget, if needed 1536 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1537 intent.setComponent(appWidget.configure); 1538 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1539 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1540 mWidgetBeingBoundOrConfigured = info; 1541 } else { 1542 // Otherwise just add it 1543 completeAddAppWidget(appWidgetId, info.container, info.screen, info.boundWidget, appWidget); 1544 // Exit spring loaded mode if necessary after adding the widget 1545 exitSpringLoadedDragModeDelayed(true, false, null); 1546 } 1547 } 1548 1549 /** 1550 * Process a shortcut drop. 1551 * 1552 * @param componentName The name of the component 1553 * @param screen The screen where it should be added 1554 * @param cell The cell it should be added to, optional 1555 * @param position The location on the screen where it was dropped, optional 1556 */ 1557 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1558 int[] cell, int[] loc) { 1559 resetAddInfo(); 1560 mPendingAddInfo.container = container; 1561 mPendingAddInfo.screen = screen; 1562 mPendingAddInfo.dropPos = loc; 1563 1564 if (cell != null) { 1565 mPendingAddInfo.cellX = cell[0]; 1566 mPendingAddInfo.cellY = cell[1]; 1567 } 1568 1569 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1570 createShortcutIntent.setComponent(componentName); 1571 processShortcut(createShortcutIntent); 1572 } 1573 1574 /** 1575 * Process a widget drop. 1576 * 1577 * @param info The PendingAppWidgetInfo of the widget being added. 1578 * @param screen The screen where it should be added 1579 * @param cell The cell it should be added to, optional 1580 * @param position The location on the screen where it was dropped, optional 1581 */ 1582 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1583 int[] cell, int[] span, int[] loc) { 1584 resetAddInfo(); 1585 mPendingAddInfo.container = info.container = container; 1586 mPendingAddInfo.screen = info.screen = screen; 1587 mPendingAddInfo.dropPos = loc; 1588 mPendingAddInfo.minSpanX = info.minSpanX; 1589 mPendingAddInfo.minSpanY = info.minSpanY; 1590 1591 if (cell != null) { 1592 mPendingAddInfo.cellX = cell[0]; 1593 mPendingAddInfo.cellY = cell[1]; 1594 } 1595 if (span != null) { 1596 mPendingAddInfo.spanX = span[0]; 1597 mPendingAddInfo.spanY = span[1]; 1598 } 1599 1600 AppWidgetHostView hostView = info.boundWidget; 1601 int appWidgetId; 1602 if (hostView != null) { 1603 appWidgetId = hostView.getAppWidgetId(); 1604 addAppWidgetImpl(appWidgetId, info); 1605 } else { 1606 appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1607 mWidgetBeingBoundOrConfigured = info; 1608 if (mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, info.componentName)) { 1609 addAppWidgetImpl(appWidgetId, info); 1610 } else { 1611 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND); 1612 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1613 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName); 1614 startActivityForResult(intent, REQUEST_BIND_APPWIDGET); 1615 } 1616 } 1617 } 1618 1619 void processShortcut(Intent intent) { 1620 // Handle case where user selected "Applications" 1621 String applicationName = getResources().getString(R.string.group_applications); 1622 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1623 1624 if (applicationName != null && applicationName.equals(shortcutName)) { 1625 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1626 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1627 1628 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1629 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1630 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1631 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1632 } else { 1633 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1634 } 1635 } 1636 1637 void processWallpaper(Intent intent) { 1638 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1639 } 1640 1641 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1642 int cellY) { 1643 final FolderInfo folderInfo = new FolderInfo(); 1644 folderInfo.title = getText(R.string.folder_name); 1645 1646 // Update the model 1647 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1648 false); 1649 sFolders.put(folderInfo.id, folderInfo); 1650 1651 // Create the view 1652 FolderIcon newFolder = 1653 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1654 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1655 isWorkspaceLocked()); 1656 return newFolder; 1657 } 1658 1659 void removeFolder(FolderInfo folder) { 1660 sFolders.remove(folder.id); 1661 } 1662 1663 private void startWallpaper() { 1664 showWorkspace(true); 1665 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1666 Intent chooser = Intent.createChooser(pickWallpaper, 1667 getText(R.string.chooser_wallpaper)); 1668 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1669 // Removed in Eclair MR1 1670// WallpaperManager wm = (WallpaperManager) 1671// getSystemService(Context.WALLPAPER_SERVICE); 1672// WallpaperInfo wi = wm.getWallpaperInfo(); 1673// if (wi != null && wi.getSettingsActivity() != null) { 1674// LabeledIntent li = new LabeledIntent(getPackageName(), 1675// R.string.configure_wallpaper, 0); 1676// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1677// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1678// } 1679 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1680 } 1681 1682 /** 1683 * Registers various content observers. The current implementation registers 1684 * only a favorites observer to keep track of the favorites applications. 1685 */ 1686 private void registerContentObservers() { 1687 ContentResolver resolver = getContentResolver(); 1688 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1689 true, mWidgetObserver); 1690 } 1691 1692 @Override 1693 public boolean dispatchKeyEvent(KeyEvent event) { 1694 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1695 switch (event.getKeyCode()) { 1696 case KeyEvent.KEYCODE_HOME: 1697 return true; 1698 case KeyEvent.KEYCODE_VOLUME_DOWN: 1699 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1700 dumpState(); 1701 return true; 1702 } 1703 break; 1704 } 1705 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1706 switch (event.getKeyCode()) { 1707 case KeyEvent.KEYCODE_HOME: 1708 return true; 1709 } 1710 } 1711 1712 return super.dispatchKeyEvent(event); 1713 } 1714 1715 @Override 1716 public void onBackPressed() { 1717 if (mState == State.APPS_CUSTOMIZE) { 1718 showWorkspace(true); 1719 } else if (mWorkspace.getOpenFolder() != null) { 1720 Folder openFolder = mWorkspace.getOpenFolder(); 1721 if (openFolder.isEditingName()) { 1722 openFolder.dismissEditingName(); 1723 } else { 1724 closeFolder(); 1725 } 1726 } else { 1727 mWorkspace.exitWidgetResizeMode(); 1728 1729 // Back button is a no-op here, but give at least some feedback for the button press 1730 mWorkspace.showOutlinesTemporarily(); 1731 } 1732 } 1733 1734 /** 1735 * Re-listen when widgets are reset. 1736 */ 1737 private void onAppWidgetReset() { 1738 if (mAppWidgetHost != null) { 1739 mAppWidgetHost.startListening(); 1740 } 1741 } 1742 1743 /** 1744 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1745 * leak the previous Home screen on orientation change. 1746 */ 1747 private void unbindWorkspaceAndHotseatItems() { 1748 if (mModel != null) { 1749 mModel.unbindWorkspaceItems(); 1750 } 1751 } 1752 1753 /** 1754 * Launches the intent referred by the clicked shortcut. 1755 * 1756 * @param v The view representing the clicked shortcut. 1757 */ 1758 public void onClick(View v) { 1759 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1760 // view has detached (it's possible for this to happen if the view is removed mid touch). 1761 if (v.getWindowToken() == null) { 1762 return; 1763 } 1764 1765 if (!mWorkspace.isFinishedSwitchingState()) { 1766 return; 1767 } 1768 1769 Object tag = v.getTag(); 1770 if (tag instanceof ShortcutInfo) { 1771 // Open shortcut 1772 final Intent intent = ((ShortcutInfo) tag).intent; 1773 int[] pos = new int[2]; 1774 v.getLocationOnScreen(pos); 1775 intent.setSourceBounds(new Rect(pos[0], pos[1], 1776 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1777 1778 boolean success = startActivitySafely(v, intent, tag); 1779 1780 if (success && v instanceof BubbleTextView) { 1781 mWaitingForResume = (BubbleTextView) v; 1782 mWaitingForResume.setStayPressed(true); 1783 } 1784 } else if (tag instanceof FolderInfo) { 1785 if (v instanceof FolderIcon) { 1786 FolderIcon fi = (FolderIcon) v; 1787 handleFolderClick(fi); 1788 } 1789 } else if (v == mAllAppsButton) { 1790 if (mState == State.APPS_CUSTOMIZE) { 1791 showWorkspace(true); 1792 } else { 1793 onClickAllAppsButton(v); 1794 } 1795 } 1796 } 1797 1798 public boolean onTouch(View v, MotionEvent event) { 1799 // this is an intercepted event being forwarded from mWorkspace; 1800 // clicking anywhere on the workspace causes the customization drawer to slide down 1801 showWorkspace(true); 1802 return false; 1803 } 1804 1805 /** 1806 * Event handler for the search button 1807 * 1808 * @param v The view that was clicked. 1809 */ 1810 public void onClickSearchButton(View v) { 1811 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1812 1813 onSearchRequested(); 1814 } 1815 1816 /** 1817 * Event handler for the voice button 1818 * 1819 * @param v The view that was clicked. 1820 */ 1821 public void onClickVoiceButton(View v) { 1822 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1823 1824 try { 1825 final SearchManager searchManager = 1826 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1827 ComponentName activityName = searchManager.getGlobalSearchActivity(); 1828 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1829 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1830 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1831 if (activityName != null) { 1832 intent.setPackage(activityName.getPackageName()); 1833 } 1834 startActivitySafely(null, intent, "onClickVoiceButton"); 1835 } catch (ActivityNotFoundException e) { 1836 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1837 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1838 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1839 startActivitySafely(null, intent, "onClickVoiceButton"); 1840 } 1841 } 1842 1843 /** 1844 * Event handler for the "grid" button that appears on the home screen, which 1845 * enters all apps mode. 1846 * 1847 * @param v The view that was clicked. 1848 */ 1849 public void onClickAllAppsButton(View v) { 1850 showAllApps(true); 1851 } 1852 1853 public void onTouchDownAllAppsButton(View v) { 1854 // Provide the same haptic feedback that the system offers for virtual keys. 1855 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1856 } 1857 1858 public void onClickAppMarketButton(View v) { 1859 if (mAppMarketIntent != null) { 1860 startActivitySafely(v, mAppMarketIntent, "app market"); 1861 } else { 1862 Log.e(TAG, "Invalid app market intent."); 1863 } 1864 } 1865 1866 void startApplicationDetailsActivity(ComponentName componentName) { 1867 String packageName = componentName.getPackageName(); 1868 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1869 Uri.fromParts("package", packageName, null)); 1870 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1871 startActivitySafely(null, intent, "startApplicationDetailsActivity"); 1872 } 1873 1874 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1875 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1876 // System applications cannot be installed. For now, show a toast explaining that. 1877 // We may give them the option of disabling apps this way. 1878 int messageId = R.string.uninstall_system_app_text; 1879 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1880 } else { 1881 String packageName = appInfo.componentName.getPackageName(); 1882 String className = appInfo.componentName.getClassName(); 1883 Intent intent = new Intent( 1884 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1885 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1886 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1887 startActivity(intent); 1888 } 1889 } 1890 1891 boolean startActivitySafely(View v, Intent intent, Object tag) { 1892 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1893 1894 try { 1895 // Only launch using the new animation if the shortcut has not opted out (this is a 1896 // private contract between launcher and may be ignored in the future). 1897 boolean useLaunchAnimation = (v != null) && 1898 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION); 1899 if (useLaunchAnimation) { 1900 ActivityOptions opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, 1901 v.getMeasuredWidth(), v.getMeasuredHeight()); 1902 1903 startActivity(intent, opts.toBundle()); 1904 } else { 1905 startActivity(intent); 1906 } 1907 return true; 1908 } catch (ActivityNotFoundException e) { 1909 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1910 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1911 } catch (SecurityException e) { 1912 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1913 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1914 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1915 "or use the exported attribute for this activity. " 1916 + "tag="+ tag + " intent=" + intent, e); 1917 } 1918 return false; 1919 } 1920 1921 void startActivityForResultSafely(Intent intent, int requestCode) { 1922 try { 1923 startActivityForResult(intent, requestCode); 1924 } catch (ActivityNotFoundException e) { 1925 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1926 } catch (SecurityException e) { 1927 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1928 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1929 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1930 "or use the exported attribute for this activity.", e); 1931 } 1932 } 1933 1934 private void handleFolderClick(FolderIcon folderIcon) { 1935 final FolderInfo info = folderIcon.mInfo; 1936 Folder openFolder = mWorkspace.getFolderForTag(info); 1937 1938 // If the folder info reports that the associated folder is open, then verify that 1939 // it is actually opened. There have been a few instances where this gets out of sync. 1940 if (info.opened && openFolder == null) { 1941 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 1942 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 1943 info.opened = false; 1944 } 1945 1946 if (!info.opened) { 1947 // Close any open folder 1948 closeFolder(); 1949 // Open the requested folder 1950 openFolder(folderIcon); 1951 } else { 1952 // Find the open folder... 1953 int folderScreen; 1954 if (openFolder != null) { 1955 folderScreen = mWorkspace.getPageForView(openFolder); 1956 // .. and close it 1957 closeFolder(openFolder); 1958 if (folderScreen != mWorkspace.getCurrentPage()) { 1959 // Close any folder open on the current screen 1960 closeFolder(); 1961 // Pull the folder onto this screen 1962 openFolder(folderIcon); 1963 } 1964 } 1965 } 1966 } 1967 1968 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1969 if (fi == null) return; 1970 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1971 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1972 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1973 1974 FolderInfo info = (FolderInfo) fi.getTag(); 1975 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1976 CellLayout cl = (CellLayout) fi.getParent().getParent(); 1977 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 1978 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 1979 } 1980 1981 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1982 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1983 oa.start(); 1984 } 1985 1986 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1987 if (fi == null) return; 1988 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1989 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1990 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1991 1992 FolderInfo info = (FolderInfo) fi.getTag(); 1993 CellLayout cl = null; 1994 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1995 cl = (CellLayout) fi.getParent().getParent(); 1996 } 1997 1998 final CellLayout layout = cl; 1999 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 2000 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2001 oa.addListener(new AnimatorListenerAdapter() { 2002 @Override 2003 public void onAnimationEnd(Animator animation) { 2004 if (layout != null) { 2005 layout.clearFolderLeaveBehind(); 2006 } 2007 } 2008 }); 2009 oa.start(); 2010 } 2011 2012 /** 2013 * Opens the user folder described by the specified tag. The opening of the folder 2014 * is animated relative to the specified View. If the View is null, no animation 2015 * is played. 2016 * 2017 * @param folderInfo The FolderInfo describing the folder to open. 2018 */ 2019 public void openFolder(FolderIcon folderIcon) { 2020 Folder folder = folderIcon.mFolder; 2021 FolderInfo info = folder.mInfo; 2022 2023 growAndFadeOutFolderIcon(folderIcon); 2024 info.opened = true; 2025 2026 // Just verify that the folder hasn't already been added to the DragLayer. 2027 // There was a one-off crash where the folder had a parent already. 2028 if (folder.getParent() == null) { 2029 mDragLayer.addView(folder); 2030 mDragController.addDropTarget((DropTarget) folder); 2031 } else { 2032 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2033 folder.getParent() + ")."); 2034 } 2035 folder.animateOpen(); 2036 } 2037 2038 public void closeFolder() { 2039 Folder folder = mWorkspace.getOpenFolder(); 2040 if (folder != null) { 2041 if (folder.isEditingName()) { 2042 folder.dismissEditingName(); 2043 } 2044 closeFolder(folder); 2045 2046 // Dismiss the folder cling 2047 dismissFolderCling(null); 2048 } 2049 } 2050 2051 void closeFolder(Folder folder) { 2052 folder.getInfo().opened = false; 2053 2054 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2055 if (parent != null) { 2056 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2057 shrinkAndFadeInFolderIcon(fi); 2058 } 2059 folder.animateClosed(); 2060 } 2061 2062 public boolean onLongClick(View v) { 2063 2064 if (mState != State.WORKSPACE) { 2065 return false; 2066 } 2067 2068 if (isWorkspaceLocked()) { 2069 return false; 2070 } 2071 2072 if (!(v instanceof CellLayout)) { 2073 v = (View) v.getParent().getParent(); 2074 } 2075 2076 resetAddInfo(); 2077 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2078 // This happens when long clicking an item with the dpad/trackball 2079 if (longClickCellInfo == null) { 2080 return true; 2081 } 2082 2083 // The hotseat touch handling does not go through Workspace, and we always allow long press 2084 // on hotseat items. 2085 final View itemUnderLongClick = longClickCellInfo.cell; 2086 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2087 if (allowLongPress && !mDragController.isDragging()) { 2088 if (itemUnderLongClick == null) { 2089 // User long pressed on empty space 2090 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2091 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2092 startWallpaper(); 2093 } else { 2094 if (!(itemUnderLongClick instanceof Folder)) { 2095 // User long pressed on an item 2096 mWorkspace.startDrag(longClickCellInfo); 2097 } 2098 } 2099 } 2100 return true; 2101 } 2102 2103 boolean isHotseatLayout(View layout) { 2104 return mHotseat != null && layout != null && 2105 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2106 } 2107 Hotseat getHotseat() { 2108 return mHotseat; 2109 } 2110 SearchDropTargetBar getSearchBar() { 2111 return mSearchDropTargetBar; 2112 } 2113 2114 /** 2115 * Returns the CellLayout of the specified container at the specified screen. 2116 */ 2117 CellLayout getCellLayout(long container, int screen) { 2118 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2119 if (mHotseat != null) { 2120 return mHotseat.getLayout(); 2121 } else { 2122 return null; 2123 } 2124 } else { 2125 return (CellLayout) mWorkspace.getChildAt(screen); 2126 } 2127 } 2128 2129 Workspace getWorkspace() { 2130 return mWorkspace; 2131 } 2132 2133 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2134 public boolean isAllAppsVisible() { 2135 return (mState == State.APPS_CUSTOMIZE); 2136 } 2137 2138 public boolean isAllAppsButtonRank(int rank) { 2139 return mHotseat.isAllAppsButtonRank(rank); 2140 } 2141 2142 // AllAppsView.Watcher 2143 public void zoomed(float zoom) { 2144 if (zoom == 1.0f) { 2145 mWorkspace.setVisibility(View.GONE); 2146 } 2147 } 2148 2149 /** 2150 * Helper method for the cameraZoomIn/cameraZoomOut animations 2151 * @param view The view being animated 2152 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2153 * @param scaleFactor The scale factor used for the zoom 2154 */ 2155 private void setPivotsForZoom(View view, float scaleFactor) { 2156 view.setPivotX(view.getWidth() / 2.0f); 2157 view.setPivotY(view.getHeight() / 2.0f); 2158 } 2159 2160 void updateWallpaperVisibility(boolean visible) { 2161 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2162 int curflags = getWindow().getAttributes().flags 2163 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2164 if (wpflags != curflags) { 2165 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2166 } 2167 } 2168 2169 private void dispatchOnLauncherTransitionPrepare(View v, boolean animated, boolean toWorkspace) { 2170 if (v instanceof LauncherTransitionable) { 2171 ((LauncherTransitionable) v).onLauncherTransitionPrepare(this, animated, toWorkspace); 2172 } 2173 } 2174 2175 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2176 if (v instanceof LauncherTransitionable) { 2177 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2178 } 2179 2180 // Update the workspace transition step as well 2181 dispatchOnLauncherTransitionStep(v, 0f); 2182 } 2183 2184 private void dispatchOnLauncherTransitionStep(View v, float t) { 2185 if (v instanceof LauncherTransitionable) { 2186 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2187 } 2188 } 2189 2190 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2191 if (v instanceof LauncherTransitionable) { 2192 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2193 } 2194 2195 // Update the workspace transition step as well 2196 dispatchOnLauncherTransitionStep(v, 1f); 2197 } 2198 2199 /** 2200 * Things to test when changing the following seven functions. 2201 * - Home from workspace 2202 * - from center screen 2203 * - from other screens 2204 * - Home from all apps 2205 * - from center screen 2206 * - from other screens 2207 * - Back from all apps 2208 * - from center screen 2209 * - from other screens 2210 * - Launch app from workspace and quit 2211 * - with back 2212 * - with home 2213 * - Launch app from all apps and quit 2214 * - with back 2215 * - with home 2216 * - Go to a screen that's not the default, then all 2217 * apps, and launch and app, and go back 2218 * - with back 2219 * -with home 2220 * - On workspace, long press power and go back 2221 * - with back 2222 * - with home 2223 * - On all apps, long press power and go back 2224 * - with back 2225 * - with home 2226 * - On workspace, power off 2227 * - On all apps, power off 2228 * - Launch an app and turn off the screen while in that app 2229 * - Go back with home key 2230 * - Go back with back key TODO: make this not go to workspace 2231 * - From all apps 2232 * - From workspace 2233 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2234 * - From all apps 2235 * - From the center workspace 2236 * - From another workspace 2237 */ 2238 2239 /** 2240 * Zoom the camera out from the workspace to reveal 'toView'. 2241 * Assumes that the view to show is anchored at either the very top or very bottom 2242 * of the screen. 2243 */ 2244 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2245 if (mStateAnimation != null) { 2246 mStateAnimation.cancel(); 2247 mStateAnimation = null; 2248 } 2249 final Resources res = getResources(); 2250 2251 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2252 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2253 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2254 final View fromView = mWorkspace; 2255 final AppsCustomizeTabHost toView = mAppsCustomizeTabHost; 2256 final int startDelay = 2257 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2258 2259 setPivotsForZoom(toView, scale); 2260 2261 // Shrink workspaces away if going to AppsCustomize from workspace 2262 Animator workspaceAnim = 2263 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2264 2265 if (animated) { 2266 toView.setScaleX(scale); 2267 toView.setScaleY(scale); 2268 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2269 scaleAnim. 2270 scaleX(1f).scaleY(1f). 2271 setDuration(duration). 2272 setInterpolator(new Workspace.ZoomOutInterpolator()); 2273 2274 toView.setVisibility(View.VISIBLE); 2275 toView.setAlpha(0f); 2276 final ObjectAnimator alphaAnim = ObjectAnimator 2277 .ofFloat(toView, "alpha", 0f, 1f) 2278 .setDuration(fadeDuration); 2279 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2280 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2281 @Override 2282 public void onAnimationUpdate(ValueAnimator animation) { 2283 float t = (Float) animation.getAnimatedValue(); 2284 dispatchOnLauncherTransitionStep(fromView, t); 2285 dispatchOnLauncherTransitionStep(toView, t); 2286 } 2287 }); 2288 2289 // toView should appear right at the end of the workspace shrink 2290 // animation 2291 mStateAnimation = new AnimatorSet(); 2292 mStateAnimation.play(scaleAnim).after(startDelay); 2293 mStateAnimation.play(alphaAnim).after(startDelay); 2294 2295 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2296 boolean animationCancelled = false; 2297 2298 @Override 2299 public void onAnimationStart(Animator animation) { 2300 updateWallpaperVisibility(true); 2301 // Prepare the position 2302 toView.setTranslationX(0.0f); 2303 toView.setTranslationY(0.0f); 2304 toView.setVisibility(View.VISIBLE); 2305 toView.bringToFront(); 2306 } 2307 @Override 2308 public void onAnimationEnd(Animator animation) { 2309 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2310 dispatchOnLauncherTransitionEnd(toView, animated, false); 2311 2312 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2313 // Hide the workspace scrollbar 2314 mWorkspace.hideScrollingIndicator(true); 2315 hideDockDivider(); 2316 } 2317 if (!animationCancelled) { 2318 updateWallpaperVisibility(false); 2319 } 2320 } 2321 2322 @Override 2323 public void onAnimationCancel(Animator animation) { 2324 animationCancelled = true; 2325 } 2326 }); 2327 2328 if (workspaceAnim != null) { 2329 mStateAnimation.play(workspaceAnim); 2330 } 2331 2332 boolean delayAnim = false; 2333 final ViewTreeObserver observer; 2334 2335 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2336 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2337 2338 // If any of the objects being animated haven't been measured/laid out 2339 // yet, delay the animation until we get a layout pass 2340 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2341 (mWorkspace.getMeasuredWidth() == 0) || 2342 (toView.getMeasuredWidth() == 0)) { 2343 observer = mWorkspace.getViewTreeObserver(); 2344 delayAnim = true; 2345 } else { 2346 observer = null; 2347 } 2348 2349 if (delayAnim) { 2350 final AnimatorSet stateAnimation = mStateAnimation; 2351 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() { 2352 public void onGlobalLayout() { 2353 mWorkspace.post(new Runnable() { 2354 public void run() { 2355 // Check that mStateAnimation hasn't changed while 2356 // we waited for a layout pass 2357 if (mStateAnimation == stateAnimation) { 2358 // Need to update pivots for zoom if layout changed 2359 setPivotsForZoom(toView, scale); 2360 dispatchOnLauncherTransitionStart(fromView, animated, false); 2361 dispatchOnLauncherTransitionStart(toView, animated, false); 2362 mStateAnimation.start(); 2363 } 2364 } 2365 }); 2366 observer.removeOnGlobalLayoutListener(this); 2367 } 2368 }; 2369 observer.addOnGlobalLayoutListener(delayedStart); 2370 } else { 2371 setPivotsForZoom(toView, scale); 2372 dispatchOnLauncherTransitionStart(fromView, animated, false); 2373 dispatchOnLauncherTransitionStart(toView, animated, false); 2374 mStateAnimation.start(); 2375 } 2376 } else { 2377 toView.setTranslationX(0.0f); 2378 toView.setTranslationY(0.0f); 2379 toView.setScaleX(1.0f); 2380 toView.setScaleY(1.0f); 2381 toView.setVisibility(View.VISIBLE); 2382 toView.bringToFront(); 2383 2384 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2385 // Hide the workspace scrollbar 2386 mWorkspace.hideScrollingIndicator(true); 2387 hideDockDivider(); 2388 } 2389 dispatchOnLauncherTransitionPrepare(fromView, animated, false); 2390 dispatchOnLauncherTransitionStart(fromView, animated, false); 2391 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2392 dispatchOnLauncherTransitionPrepare(toView, animated, false); 2393 dispatchOnLauncherTransitionStart(toView, animated, false); 2394 dispatchOnLauncherTransitionEnd(toView, animated, false); 2395 updateWallpaperVisibility(false); 2396 } 2397 } 2398 2399 /** 2400 * Zoom the camera back into the workspace, hiding 'fromView'. 2401 * This is the opposite of showAppsCustomizeHelper. 2402 * @param animated If true, the transition will be animated. 2403 */ 2404 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2405 final boolean springLoaded, final Runnable onCompleteRunnable) { 2406 2407 if (mStateAnimation != null) { 2408 mStateAnimation.cancel(); 2409 mStateAnimation = null; 2410 } 2411 Resources res = getResources(); 2412 2413 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2414 final int fadeOutDuration = 2415 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2416 final float scaleFactor = (float) 2417 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2418 final View fromView = mAppsCustomizeTabHost; 2419 final View toView = mWorkspace; 2420 Animator workspaceAnim = null; 2421 2422 if (toState == State.WORKSPACE) { 2423 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2424 workspaceAnim = mWorkspace.getChangeStateAnimation( 2425 Workspace.State.NORMAL, animated, stagger); 2426 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2427 workspaceAnim = mWorkspace.getChangeStateAnimation( 2428 Workspace.State.SPRING_LOADED, animated); 2429 } 2430 2431 setPivotsForZoom(fromView, scaleFactor); 2432 updateWallpaperVisibility(true); 2433 showHotseat(animated); 2434 if (animated) { 2435 final LauncherViewPropertyAnimator scaleAnim = 2436 new LauncherViewPropertyAnimator(fromView); 2437 scaleAnim. 2438 scaleX(scaleFactor).scaleY(scaleFactor). 2439 setDuration(duration). 2440 setInterpolator(new Workspace.ZoomInInterpolator()); 2441 2442 final ObjectAnimator alphaAnim = ObjectAnimator 2443 .ofFloat(fromView, "alpha", 1f, 0f) 2444 .setDuration(fadeOutDuration); 2445 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2446 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2447 @Override 2448 public void onAnimationUpdate(ValueAnimator animation) { 2449 float t = 1f - (Float) animation.getAnimatedValue(); 2450 dispatchOnLauncherTransitionStep(fromView, t); 2451 dispatchOnLauncherTransitionStep(toView, t); 2452 } 2453 }); 2454 2455 mStateAnimation = new AnimatorSet(); 2456 2457 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2458 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2459 2460 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2461 @Override 2462 public void onAnimationEnd(Animator animation) { 2463 updateWallpaperVisibility(true); 2464 fromView.setVisibility(View.GONE); 2465 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2466 dispatchOnLauncherTransitionEnd(toView, animated, true); 2467 if (mWorkspace != null) { 2468 mWorkspace.hideScrollingIndicator(false); 2469 } 2470 if (onCompleteRunnable != null) { 2471 onCompleteRunnable.run(); 2472 } 2473 } 2474 }); 2475 2476 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2477 if (workspaceAnim != null) { 2478 mStateAnimation.play(workspaceAnim); 2479 } 2480 dispatchOnLauncherTransitionStart(fromView, animated, true); 2481 dispatchOnLauncherTransitionStart(toView, animated, true); 2482 mStateAnimation.start(); 2483 } else { 2484 fromView.setVisibility(View.GONE); 2485 dispatchOnLauncherTransitionPrepare(fromView, animated, true); 2486 dispatchOnLauncherTransitionStart(fromView, animated, true); 2487 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2488 dispatchOnLauncherTransitionPrepare(toView, animated, true); 2489 dispatchOnLauncherTransitionStart(toView, animated, true); 2490 dispatchOnLauncherTransitionEnd(toView, animated, true); 2491 mWorkspace.hideScrollingIndicator(false); 2492 } 2493 } 2494 2495 @Override 2496 public void onTrimMemory(int level) { 2497 super.onTrimMemory(level); 2498 if (level >= ComponentCallbacks2.TRIM_MEMORY_MODERATE) { 2499 mAppsCustomizeTabHost.onTrimMemory(); 2500 } 2501 } 2502 2503 void showWorkspace(boolean animated) { 2504 showWorkspace(animated, null); 2505 } 2506 2507 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2508 if (mState != State.WORKSPACE) { 2509 mWorkspace.setVisibility(View.VISIBLE); 2510 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2511 2512 // Show the search bar and hotseat 2513 mSearchDropTargetBar.showSearchBar(animated); 2514 // We only need to animate in the dock divider if we're going from spring loaded mode 2515 showDockDivider(animated && mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2516 2517 // Set focus to the AppsCustomize button 2518 if (mAllAppsButton != null) { 2519 mAllAppsButton.requestFocus(); 2520 } 2521 } 2522 2523 mWorkspace.flashScrollingIndicator(animated); 2524 2525 // Change the state *after* we've called all the transition code 2526 mState = State.WORKSPACE; 2527 2528 // Resume the auto-advance of widgets 2529 mUserPresent = true; 2530 updateRunning(); 2531 2532 // send an accessibility event to announce the context change 2533 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2534 } 2535 2536 void showAllApps(boolean animated) { 2537 if (mState != State.WORKSPACE) return; 2538 2539 showAppsCustomizeHelper(animated, false); 2540 mAppsCustomizeTabHost.requestFocus(); 2541 2542 // Hide the search bar and hotseat 2543 mSearchDropTargetBar.hideSearchBar(animated); 2544 2545 // Change the state *after* we've called all the transition code 2546 mState = State.APPS_CUSTOMIZE; 2547 2548 // Pause the auto-advance of widgets until we are out of AllApps 2549 mUserPresent = false; 2550 updateRunning(); 2551 closeFolder(); 2552 2553 // Send an accessibility event to announce the context change 2554 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2555 } 2556 2557 void enterSpringLoadedDragMode() { 2558 if (mState == State.APPS_CUSTOMIZE) { 2559 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2560 hideDockDivider(); 2561 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2562 } 2563 } 2564 2565 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2566 final Runnable onCompleteRunnable) { 2567 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2568 2569 mHandler.postDelayed(new Runnable() { 2570 @Override 2571 public void run() { 2572 if (successfulDrop) { 2573 // Before we show workspace, hide all apps again because 2574 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2575 // clean up our state transition functions 2576 mAppsCustomizeTabHost.setVisibility(View.GONE); 2577 mSearchDropTargetBar.showSearchBar(true); 2578 showWorkspace(true, onCompleteRunnable); 2579 } else { 2580 exitSpringLoadedDragMode(); 2581 } 2582 } 2583 }, (extendedDelay ? 2584 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2585 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2586 } 2587 2588 void exitSpringLoadedDragMode() { 2589 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2590 final boolean animated = true; 2591 final boolean springLoaded = true; 2592 showAppsCustomizeHelper(animated, springLoaded); 2593 mState = State.APPS_CUSTOMIZE; 2594 } 2595 // Otherwise, we are not in spring loaded mode, so don't do anything. 2596 } 2597 2598 void hideDockDivider() { 2599 if (mQsbDivider != null && mDockDivider != null) { 2600 mQsbDivider.setVisibility(View.INVISIBLE); 2601 mDockDivider.setVisibility(View.INVISIBLE); 2602 } 2603 } 2604 2605 void showDockDivider(boolean animated) { 2606 if (mQsbDivider != null && mDockDivider != null) { 2607 mQsbDivider.setVisibility(View.VISIBLE); 2608 mDockDivider.setVisibility(View.VISIBLE); 2609 if (mDividerAnimator != null) { 2610 mDividerAnimator.cancel(); 2611 mQsbDivider.setAlpha(1f); 2612 mDockDivider.setAlpha(1f); 2613 mDividerAnimator = null; 2614 } 2615 if (animated) { 2616 mDividerAnimator = new AnimatorSet(); 2617 mDividerAnimator.playTogether(ObjectAnimator.ofFloat(mQsbDivider, "alpha", 1f), 2618 ObjectAnimator.ofFloat(mDockDivider, "alpha", 1f)); 2619 mDividerAnimator.setDuration(mSearchDropTargetBar.getTransitionInDuration()); 2620 mDividerAnimator.start(); 2621 } 2622 } 2623 } 2624 2625 void lockAllApps() { 2626 // TODO 2627 } 2628 2629 void unlockAllApps() { 2630 // TODO 2631 } 2632 2633 public boolean isAllAppsCustomizeOpen() { 2634 return mState == State.APPS_CUSTOMIZE; 2635 } 2636 2637 /** 2638 * Shows the hotseat area. 2639 */ 2640 void showHotseat(boolean animated) { 2641 if (!LauncherApplication.isScreenLarge()) { 2642 if (animated) { 2643 if (mHotseat.getAlpha() != 1f) { 2644 int duration = mSearchDropTargetBar.getTransitionInDuration(); 2645 mHotseat.animate().alpha(1f).setDuration(duration); 2646 } 2647 } else { 2648 mHotseat.setAlpha(1f); 2649 } 2650 } 2651 } 2652 2653 /** 2654 * Hides the hotseat area. 2655 */ 2656 void hideHotseat(boolean animated) { 2657 if (!LauncherApplication.isScreenLarge()) { 2658 if (animated) { 2659 if (mHotseat.getAlpha() != 0f) { 2660 int duration = mSearchDropTargetBar.getTransitionOutDuration(); 2661 mHotseat.animate().alpha(0f).setDuration(duration); 2662 } 2663 } else { 2664 mHotseat.setAlpha(0f); 2665 } 2666 } 2667 } 2668 2669 /** 2670 * Add an item from all apps or customize onto the given workspace screen. 2671 * If layout is null, add to the current screen. 2672 */ 2673 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2674 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2675 showOutOfSpaceMessage(isHotseatLayout(layout)); 2676 } 2677 } 2678 2679 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2680 private int getCurrentOrientationIndexForGlobalIcons() { 2681 // default - 0, landscape - 1 2682 switch (getResources().getConfiguration().orientation) { 2683 case Configuration.ORIENTATION_LANDSCAPE: 2684 return 1; 2685 default: 2686 return 0; 2687 } 2688 } 2689 2690 private Drawable getExternalPackageToolbarIcon(ComponentName activityName, String resourceName) { 2691 try { 2692 PackageManager packageManager = getPackageManager(); 2693 // Look for the toolbar icon specified in the activity meta-data 2694 Bundle metaData = packageManager.getActivityInfo( 2695 activityName, PackageManager.GET_META_DATA).metaData; 2696 if (metaData != null) { 2697 int iconResId = metaData.getInt(resourceName); 2698 if (iconResId != 0) { 2699 Resources res = packageManager.getResourcesForActivity(activityName); 2700 return res.getDrawable(iconResId); 2701 } 2702 } 2703 } catch (NameNotFoundException e) { 2704 // This can happen if the activity defines an invalid drawable 2705 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2706 " not found", e); 2707 } catch (Resources.NotFoundException nfe) { 2708 // This can happen if the activity defines an invalid drawable 2709 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2710 nfe); 2711 } 2712 return null; 2713 } 2714 2715 // if successful in getting icon, return it; otherwise, set button to use default drawable 2716 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2717 int buttonId, ComponentName activityName, int fallbackDrawableId, 2718 String toolbarResourceName) { 2719 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2720 Resources r = getResources(); 2721 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2722 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2723 2724 TextView button = (TextView) findViewById(buttonId); 2725 // If we were unable to find the icon via the meta-data, use a generic one 2726 if (toolbarIcon == null) { 2727 toolbarIcon = r.getDrawable(fallbackDrawableId); 2728 toolbarIcon.setBounds(0, 0, w, h); 2729 if (button != null) { 2730 button.setCompoundDrawables(toolbarIcon, null, null, null); 2731 } 2732 return null; 2733 } else { 2734 toolbarIcon.setBounds(0, 0, w, h); 2735 if (button != null) { 2736 button.setCompoundDrawables(toolbarIcon, null, null, null); 2737 } 2738 return toolbarIcon.getConstantState(); 2739 } 2740 } 2741 2742 // if successful in getting icon, return it; otherwise, set button to use default drawable 2743 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2744 int buttonId, ComponentName activityName, int fallbackDrawableId, 2745 String toolbarResourceName) { 2746 ImageView button = (ImageView) findViewById(buttonId); 2747 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName, toolbarResourceName); 2748 2749 if (button != null) { 2750 // If we were unable to find the icon via the meta-data, use a 2751 // generic one 2752 if (toolbarIcon == null) { 2753 button.setImageResource(fallbackDrawableId); 2754 } else { 2755 button.setImageDrawable(toolbarIcon); 2756 } 2757 } 2758 2759 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2760 2761 } 2762 2763 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2764 TextView button = (TextView) findViewById(buttonId); 2765 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2766 } 2767 2768 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2769 ImageView button = (ImageView) findViewById(buttonId); 2770 button.setImageDrawable(d.newDrawable(getResources())); 2771 } 2772 2773 private void invalidatePressedFocusedStates(View container, View button) { 2774 if (container instanceof HolographicLinearLayout) { 2775 HolographicLinearLayout layout = (HolographicLinearLayout) container; 2776 layout.invalidatePressedFocusedStates(); 2777 } else if (button instanceof HolographicImageView) { 2778 HolographicImageView view = (HolographicImageView) button; 2779 view.invalidatePressedFocusedStates(); 2780 } 2781 } 2782 2783 private boolean updateGlobalSearchIcon() { 2784 final View searchButtonContainer = findViewById(R.id.search_button_container); 2785 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2786 final View searchDivider = findViewById(R.id.search_divider); 2787 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2788 final View voiceButton = findViewById(R.id.voice_button); 2789 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 2790 2791 final SearchManager searchManager = 2792 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2793 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2794 if (activityName != null) { 2795 int coi = getCurrentOrientationIndexForGlobalIcons(); 2796 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2797 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 2798 TOOLBAR_SEARCH_ICON_METADATA_NAME); 2799 if (sGlobalSearchIcon[coi] == null) { 2800 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2801 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo, 2802 TOOLBAR_ICON_METADATA_NAME); 2803 } 2804 2805 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2806 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 2807 searchButton.setVisibility(View.VISIBLE); 2808 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2809 return true; 2810 } else { 2811 // We disable both search and voice search when there is no global search provider 2812 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2813 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 2814 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2815 searchButton.setVisibility(View.GONE); 2816 voiceButton.setVisibility(View.GONE); 2817 voiceButtonProxy.setVisibility(View.GONE); 2818 return false; 2819 } 2820 } 2821 2822 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2823 final View searchButtonContainer = findViewById(R.id.search_button_container); 2824 final View searchButton = (ImageView) findViewById(R.id.search_button); 2825 updateButtonWithDrawable(R.id.search_button, d); 2826 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2827 } 2828 2829 private boolean updateVoiceSearchIcon(boolean searchVisible) { 2830 final View searchDivider = findViewById(R.id.search_divider); 2831 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2832 final View voiceButton = findViewById(R.id.voice_button); 2833 final View voiceButtonProxy = findViewById(R.id.voice_button_proxy); 2834 2835 // We only show/update the voice search icon if the search icon is enabled as well 2836 final SearchManager searchManager = 2837 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2838 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); 2839 2840 ComponentName activityName = null; 2841 if (globalSearchActivity != null) { 2842 // Check if the global search activity handles voice search 2843 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2844 intent.setPackage(globalSearchActivity.getPackageName()); 2845 activityName = intent.resolveActivity(getPackageManager()); 2846 } 2847 2848 if (activityName == null) { 2849 // Fallback: check if an activity other than the global search activity 2850 // resolves this 2851 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2852 activityName = intent.resolveActivity(getPackageManager()); 2853 } 2854 if (searchVisible && activityName != null) { 2855 int coi = getCurrentOrientationIndexForGlobalIcons(); 2856 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2857 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 2858 TOOLBAR_VOICE_SEARCH_ICON_METADATA_NAME); 2859 if (sVoiceSearchIcon[coi] == null) { 2860 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2861 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo, 2862 TOOLBAR_ICON_METADATA_NAME); 2863 } 2864 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2865 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 2866 voiceButton.setVisibility(View.VISIBLE); 2867 if (voiceButtonProxy != null) { 2868 voiceButtonProxy.setVisibility(View.VISIBLE); 2869 } 2870 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 2871 return true; 2872 } else { 2873 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2874 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2875 voiceButton.setVisibility(View.GONE); 2876 if (voiceButtonProxy != null) { 2877 voiceButtonProxy.setVisibility(View.GONE); 2878 } 2879 return false; 2880 } 2881 } 2882 2883 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2884 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2885 final View voiceButton = findViewById(R.id.voice_button); 2886 updateButtonWithDrawable(R.id.voice_button, d); 2887 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 2888 } 2889 2890 /** 2891 * Sets the app market icon 2892 */ 2893 private void updateAppMarketIcon() { 2894 final View marketButton = findViewById(R.id.market_button); 2895 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2896 // Find the app market activity by resolving an intent. 2897 // (If multiple app markets are installed, it will return the ResolverActivity.) 2898 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2899 if (activityName != null) { 2900 int coi = getCurrentOrientationIndexForGlobalIcons(); 2901 mAppMarketIntent = intent; 2902 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 2903 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo, 2904 TOOLBAR_ICON_METADATA_NAME); 2905 marketButton.setVisibility(View.VISIBLE); 2906 } else { 2907 // We should hide and disable the view so that we don't try and restore the visibility 2908 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2909 marketButton.setVisibility(View.GONE); 2910 marketButton.setEnabled(false); 2911 } 2912 } 2913 2914 private void updateAppMarketIcon(Drawable.ConstantState d) { 2915 updateTextButtonWithDrawable(R.id.market_button, d); 2916 } 2917 2918 @Override 2919 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 2920 boolean result = super.dispatchPopulateAccessibilityEvent(event); 2921 final List<CharSequence> text = event.getText(); 2922 text.clear(); 2923 text.add(getString(R.string.home)); 2924 return result; 2925 } 2926 2927 /** 2928 * Receives notifications when system dialogs are to be closed. 2929 */ 2930 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2931 @Override 2932 public void onReceive(Context context, Intent intent) { 2933 closeSystemDialogs(); 2934 } 2935 } 2936 2937 /** 2938 * Receives notifications whenever the appwidgets are reset. 2939 */ 2940 private class AppWidgetResetObserver extends ContentObserver { 2941 public AppWidgetResetObserver() { 2942 super(new Handler()); 2943 } 2944 2945 @Override 2946 public void onChange(boolean selfChange) { 2947 onAppWidgetReset(); 2948 } 2949 } 2950 2951 /** 2952 * If the activity is currently paused, signal that we need to re-run the loader 2953 * in onResume. 2954 * 2955 * This needs to be called from incoming places where resources might have been loaded 2956 * while we are paused. That is becaues the Configuration might be wrong 2957 * when we're not running, and if it comes back to what it was when we 2958 * were paused, we are not restarted. 2959 * 2960 * Implementation of the method from LauncherModel.Callbacks. 2961 * 2962 * @return true if we are currently paused. The caller might be able to 2963 * skip some work in that case since we will come back again. 2964 */ 2965 public boolean setLoadOnResume() { 2966 if (mPaused) { 2967 Log.i(TAG, "setLoadOnResume"); 2968 mOnResumeNeedsLoad = true; 2969 return true; 2970 } else { 2971 return false; 2972 } 2973 } 2974 2975 /** 2976 * Implementation of the method from LauncherModel.Callbacks. 2977 */ 2978 public int getCurrentWorkspaceScreen() { 2979 if (mWorkspace != null) { 2980 return mWorkspace.getCurrentPage(); 2981 } else { 2982 return SCREEN_COUNT / 2; 2983 } 2984 } 2985 2986 /** 2987 * Refreshes the shortcuts shown on the workspace. 2988 * 2989 * Implementation of the method from LauncherModel.Callbacks. 2990 */ 2991 public void startBinding() { 2992 final Workspace workspace = mWorkspace; 2993 2994 mNewShortcutAnimatePage = -1; 2995 mNewShortcutAnimateViews.clear(); 2996 mWorkspace.clearDropTargets(); 2997 int count = workspace.getChildCount(); 2998 for (int i = 0; i < count; i++) { 2999 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3000 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3001 layoutParent.removeAllViewsInLayout(); 3002 } 3003 mWidgetsToAdvance.clear(); 3004 if (mHotseat != null) { 3005 mHotseat.resetLayout(); 3006 } 3007 } 3008 3009 /** 3010 * Bind the items start-end from the list. 3011 * 3012 * Implementation of the method from LauncherModel.Callbacks. 3013 */ 3014 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3015 setLoadOnResume(); 3016 3017 // Get the list of added shortcuts and intersect them with the set of shortcuts here 3018 Set<String> newApps = new HashSet<String>(); 3019 newApps = mSharedPrefs.getStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, newApps); 3020 3021 Workspace workspace = mWorkspace; 3022 for (int i = start; i < end; i++) { 3023 final ItemInfo item = shortcuts.get(i); 3024 3025 // Short circuit if we are loading dock items for a configuration which has no dock 3026 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 3027 mHotseat == null) { 3028 continue; 3029 } 3030 3031 switch (item.itemType) { 3032 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3033 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3034 ShortcutInfo info = (ShortcutInfo) item; 3035 String uri = info.intent.toUri(0).toString(); 3036 View shortcut = createShortcut(info); 3037 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 3038 item.cellY, 1, 1, false); 3039 if (newApps.contains(uri)) { 3040 newApps.remove(uri); 3041 3042 // Prepare the view to be animated up 3043 shortcut.setAlpha(0f); 3044 shortcut.setScaleX(0f); 3045 shortcut.setScaleY(0f); 3046 mNewShortcutAnimatePage = item.screen; 3047 if (!mNewShortcutAnimateViews.contains(shortcut)) { 3048 mNewShortcutAnimateViews.add(shortcut); 3049 } 3050 } 3051 break; 3052 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3053 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3054 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3055 (FolderInfo) item, mIconCache); 3056 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 3057 item.cellY, 1, 1, false); 3058 break; 3059 } 3060 } 3061 3062 workspace.requestLayout(); 3063 } 3064 3065 /** 3066 * Implementation of the method from LauncherModel.Callbacks. 3067 */ 3068 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3069 setLoadOnResume(); 3070 sFolders.clear(); 3071 sFolders.putAll(folders); 3072 } 3073 3074 /** 3075 * Add the views for a widget to the workspace. 3076 * 3077 * Implementation of the method from LauncherModel.Callbacks. 3078 */ 3079 public void bindAppWidget(LauncherAppWidgetInfo item) { 3080 setLoadOnResume(); 3081 3082 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3083 if (DEBUG_WIDGETS) { 3084 Log.d(TAG, "bindAppWidget: " + item); 3085 } 3086 final Workspace workspace = mWorkspace; 3087 3088 final int appWidgetId = item.appWidgetId; 3089 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3090 if (DEBUG_WIDGETS) { 3091 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3092 } 3093 3094 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3095 3096 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 3097 item.hostView.setTag(item); 3098 3099 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 3100 item.cellY, item.spanX, item.spanY, false); 3101 3102 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3103 3104 workspace.requestLayout(); 3105 3106 AppWidgetResizeFrame.updateWidgetSizeRanges(item.hostView, 3107 this, item.spanX, item.spanY); 3108 3109 if (DEBUG_WIDGETS) { 3110 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3111 + (SystemClock.uptimeMillis()-start) + "ms"); 3112 } 3113 } 3114 3115 /** 3116 * Callback saying that there aren't any more items to bind. 3117 * 3118 * Implementation of the method from LauncherModel.Callbacks. 3119 */ 3120 public void finishBindingItems() { 3121 setLoadOnResume(); 3122 3123 if (mSavedState != null) { 3124 if (!mWorkspace.hasFocus()) { 3125 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3126 } 3127 mSavedState = null; 3128 } 3129 3130 if (mSavedInstanceState != null) { 3131 super.onRestoreInstanceState(mSavedInstanceState); 3132 mSavedInstanceState = null; 3133 } 3134 3135 // If we received the result of any pending adds while the loader was running (e.g. the 3136 // widget configuration forced an orientation change), process them now. 3137 for (int i = 0; i < sPendingAddList.size(); i++) { 3138 completeAdd(sPendingAddList.get(i)); 3139 } 3140 sPendingAddList.clear(); 3141 3142 // Update the market app icon as necessary (the other icons will be managed in response to 3143 // package changes in bindSearchablesChanged() 3144 updateAppMarketIcon(); 3145 3146 // Animate up any icons as necessary 3147 if (mVisible || mWorkspaceLoading) { 3148 Runnable newAppsRunnable = new Runnable() { 3149 @Override 3150 public void run() { 3151 runNewAppsAnimation(false); 3152 } 3153 }; 3154 3155 boolean willSnapPage = mNewShortcutAnimatePage > -1 && 3156 mNewShortcutAnimatePage != mWorkspace.getCurrentPage(); 3157 if (canRunNewAppsAnimation()) { 3158 // If the user has not interacted recently, then either snap to the new page to show 3159 // the new-apps animation or just run them if they are to appear on the current page 3160 if (willSnapPage) { 3161 mWorkspace.snapToPage(mNewShortcutAnimatePage, newAppsRunnable); 3162 } else { 3163 runNewAppsAnimation(false); 3164 } 3165 } else { 3166 // If the user has interacted recently, then just add the items in place if they 3167 // are on another page (or just normally if they are added to the current page) 3168 runNewAppsAnimation(willSnapPage); 3169 } 3170 } 3171 3172 mWorkspaceLoading = false; 3173 } 3174 3175 private boolean canRunNewAppsAnimation() { 3176 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3177 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3178 } 3179 3180 /** 3181 * Runs a new animation that scales up icons that were added while Launcher was in the 3182 * background. 3183 * 3184 * @param immediate whether to run the animation or show the results immediately 3185 */ 3186 private void runNewAppsAnimation(boolean immediate) { 3187 AnimatorSet anim = new AnimatorSet(); 3188 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3189 3190 // Order these new views spatially so that they animate in order 3191 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3192 @Override 3193 public int compare(View a, View b) { 3194 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3195 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3196 int cellCountX = LauncherModel.getCellCountX(); 3197 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3198 } 3199 }); 3200 3201 // Animate each of the views in place (or show them immediately if requested) 3202 if (immediate) { 3203 for (View v : mNewShortcutAnimateViews) { 3204 v.setAlpha(1f); 3205 v.setScaleX(1f); 3206 v.setScaleY(1f); 3207 } 3208 } else { 3209 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3210 View v = mNewShortcutAnimateViews.get(i); 3211 ValueAnimator bounceAnim = ObjectAnimator.ofPropertyValuesHolder(v, 3212 PropertyValuesHolder.ofFloat("alpha", 1f), 3213 PropertyValuesHolder.ofFloat("scaleX", 1f), 3214 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3215 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3216 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3217 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3218 bounceAnims.add(bounceAnim); 3219 } 3220 anim.playTogether(bounceAnims); 3221 anim.addListener(new AnimatorListenerAdapter() { 3222 @Override 3223 public void onAnimationEnd(Animator animation) { 3224 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3225 } 3226 }); 3227 anim.start(); 3228 } 3229 3230 // Clean up 3231 mNewShortcutAnimatePage = -1; 3232 mNewShortcutAnimateViews.clear(); 3233 new Thread("clearNewAppsThread") { 3234 public void run() { 3235 mSharedPrefs.edit() 3236 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3237 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3238 .commit(); 3239 } 3240 }.start(); 3241 } 3242 3243 @Override 3244 public void bindSearchablesChanged() { 3245 boolean searchVisible = updateGlobalSearchIcon(); 3246 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3247 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3248 } 3249 3250 /** 3251 * Add the icons for all apps. 3252 * 3253 * Implementation of the method from LauncherModel.Callbacks. 3254 */ 3255 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3256 // Remove the progress bar entirely; we could also make it GONE 3257 // but better to remove it since we know it's not going to be used 3258 View progressBar = mAppsCustomizeTabHost. 3259 findViewById(R.id.apps_customize_progress_bar); 3260 if (progressBar != null) { 3261 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3262 } 3263 // We just post the call to setApps so the user sees the progress bar 3264 // disappear-- otherwise, it just looks like the progress bar froze 3265 // which doesn't look great 3266 mAppsCustomizeTabHost.post(new Runnable() { 3267 public void run() { 3268 if (mAppsCustomizeContent != null) { 3269 mAppsCustomizeContent.setApps(apps); 3270 } 3271 } 3272 }); 3273 } 3274 3275 /** 3276 * A package was installed. 3277 * 3278 * Implementation of the method from LauncherModel.Callbacks. 3279 */ 3280 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3281 setLoadOnResume(); 3282 3283 if (mAppsCustomizeContent != null) { 3284 mAppsCustomizeContent.addApps(apps); 3285 } 3286 } 3287 3288 /** 3289 * A package was updated. 3290 * 3291 * Implementation of the method from LauncherModel.Callbacks. 3292 */ 3293 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3294 setLoadOnResume(); 3295 if (mWorkspace != null) { 3296 mWorkspace.updateShortcuts(apps); 3297 } 3298 3299 if (mAppsCustomizeContent != null) { 3300 mAppsCustomizeContent.updateApps(apps); 3301 } 3302 } 3303 3304 /** 3305 * A package was uninstalled. 3306 * 3307 * Implementation of the method from LauncherModel.Callbacks. 3308 */ 3309 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3310 if (permanent) { 3311 mWorkspace.removeItems(apps); 3312 } 3313 3314 if (mAppsCustomizeContent != null) { 3315 mAppsCustomizeContent.removeApps(apps); 3316 } 3317 3318 // Notify the drag controller 3319 mDragController.onAppsRemoved(apps, this); 3320 } 3321 3322 /** 3323 * A number of packages were updated. 3324 */ 3325 public void bindPackagesUpdated() { 3326 if (mAppsCustomizeContent != null) { 3327 mAppsCustomizeContent.onPackagesUpdated(); 3328 } 3329 } 3330 3331 private int mapConfigurationOriActivityInfoOri(int configOri) { 3332 final Display d = getWindowManager().getDefaultDisplay(); 3333 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3334 switch (d.getRotation()) { 3335 case Surface.ROTATION_0: 3336 case Surface.ROTATION_180: 3337 // We are currently in the same basic orientation as the natural orientation 3338 naturalOri = configOri; 3339 break; 3340 case Surface.ROTATION_90: 3341 case Surface.ROTATION_270: 3342 // We are currently in the other basic orientation to the natural orientation 3343 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3344 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3345 break; 3346 } 3347 3348 int[] oriMap = { 3349 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3350 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3351 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3352 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3353 }; 3354 // Since the map starts at portrait, we need to offset if this device's natural orientation 3355 // is landscape. 3356 int indexOffset = 0; 3357 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3358 indexOffset = 1; 3359 } 3360 return oriMap[(d.getRotation() + indexOffset) % 4]; 3361 } 3362 3363 public boolean isRotationEnabled() { 3364 boolean forceEnableRotation = "true".equalsIgnoreCase(SystemProperties.get( 3365 FORCE_ENABLE_ROTATION_PROPERTY, "false")); 3366 boolean enableRotation = forceEnableRotation || 3367 getResources().getBoolean(R.bool.allow_rotation); 3368 return enableRotation; 3369 } 3370 public void lockScreenOrientation() { 3371 if (isRotationEnabled()) { 3372 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3373 .getConfiguration().orientation)); 3374 } 3375 } 3376 public void unlockScreenOrientation(boolean immediate) { 3377 if (isRotationEnabled()) { 3378 if (immediate) { 3379 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3380 } else { 3381 mHandler.postDelayed(new Runnable() { 3382 public void run() { 3383 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3384 } 3385 }, mRestoreScreenOrientationDelay); 3386 } 3387 } 3388 } 3389 3390 /* Cling related */ 3391 private boolean isClingsEnabled() { 3392 // disable clings when running in a test harness 3393 if(ActivityManager.isRunningInTestHarness()) return false; 3394 3395 return true; 3396 } 3397 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3398 Cling cling = (Cling) findViewById(clingId); 3399 if (cling != null) { 3400 cling.init(this, positionData); 3401 cling.setVisibility(View.VISIBLE); 3402 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3403 if (animate) { 3404 cling.buildLayer(); 3405 cling.setAlpha(0f); 3406 cling.animate() 3407 .alpha(1f) 3408 .setInterpolator(new AccelerateInterpolator()) 3409 .setDuration(SHOW_CLING_DURATION) 3410 .setStartDelay(delay) 3411 .start(); 3412 } else { 3413 cling.setAlpha(1f); 3414 } 3415 } 3416 return cling; 3417 } 3418 private void dismissCling(final Cling cling, final String flag, int duration) { 3419 if (cling != null) { 3420 ObjectAnimator anim = ObjectAnimator.ofFloat(cling, "alpha", 0f); 3421 anim.setDuration(duration); 3422 anim.addListener(new AnimatorListenerAdapter() { 3423 public void onAnimationEnd(Animator animation) { 3424 cling.setVisibility(View.GONE); 3425 cling.cleanup(); 3426 // We should update the shared preferences on a background thread 3427 new Thread("dismissClingThread") { 3428 public void run() { 3429 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3430 editor.putBoolean(flag, true); 3431 editor.commit(); 3432 } 3433 }.start(); 3434 }; 3435 }); 3436 anim.start(); 3437 } 3438 } 3439 private void removeCling(int id) { 3440 final View cling = findViewById(id); 3441 if (cling != null) { 3442 final ViewGroup parent = (ViewGroup) cling.getParent(); 3443 parent.post(new Runnable() { 3444 @Override 3445 public void run() { 3446 parent.removeView(cling); 3447 } 3448 }); 3449 } 3450 } 3451 public void showFirstRunWorkspaceCling() { 3452 // Enable the clings only if they have not been dismissed before 3453 if (isClingsEnabled() && 3454 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false)) { 3455 initCling(R.id.workspace_cling, null, false, 0); 3456 } else { 3457 removeCling(R.id.workspace_cling); 3458 } 3459 } 3460 public void showFirstRunAllAppsCling(int[] position) { 3461 // Enable the clings only if they have not been dismissed before 3462 if (isClingsEnabled() && 3463 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3464 initCling(R.id.all_apps_cling, position, true, 0); 3465 } else { 3466 removeCling(R.id.all_apps_cling); 3467 } 3468 } 3469 public Cling showFirstRunFoldersCling() { 3470 // Enable the clings only if they have not been dismissed before 3471 if (isClingsEnabled() && 3472 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3473 return initCling(R.id.folder_cling, null, true, 0); 3474 } else { 3475 removeCling(R.id.folder_cling); 3476 return null; 3477 } 3478 } 3479 public boolean isFolderClingVisible() { 3480 Cling cling = (Cling) findViewById(R.id.folder_cling); 3481 if (cling != null) { 3482 return cling.getVisibility() == View.VISIBLE; 3483 } 3484 return false; 3485 } 3486 public void dismissWorkspaceCling(View v) { 3487 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3488 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3489 } 3490 public void dismissAllAppsCling(View v) { 3491 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3492 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3493 } 3494 public void dismissFolderCling(View v) { 3495 Cling cling = (Cling) findViewById(R.id.folder_cling); 3496 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3497 } 3498 3499 /** 3500 * Prints out out state for debugging. 3501 */ 3502 public void dumpState() { 3503 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3504 Log.d(TAG, "mSavedState=" + mSavedState); 3505 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3506 Log.d(TAG, "mRestoring=" + mRestoring); 3507 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3508 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3509 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3510 mModel.dumpState(); 3511 3512 if (mAppsCustomizeContent != null) { 3513 mAppsCustomizeContent.dumpState(); 3514 } 3515 Log.d(TAG, "END launcher2 dump state"); 3516 } 3517 3518 @Override 3519 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 3520 super.dump(prefix, fd, writer, args); 3521 writer.println(" "); 3522 writer.println("Debug logs: "); 3523 for (int i = 0; i < sDumpLogs.size(); i++) { 3524 writer.println(" " + sDumpLogs.get(i)); 3525 } 3526 } 3527} 3528 3529interface LauncherTransitionable { 3530 View getContent(); 3531 void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace); 3532 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 3533 void onLauncherTransitionStep(Launcher l, float t); 3534 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 3535} 3536