Launcher.java revision cb3f98e983cd7ac9f8cf57780632f82c35478efc
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.SearchManager; 30import android.appwidget.AppWidgetHostView; 31import android.appwidget.AppWidgetManager; 32import android.appwidget.AppWidgetProviderInfo; 33import android.content.ActivityNotFoundException; 34import android.content.BroadcastReceiver; 35import android.content.ClipData; 36import android.content.ClipDescription; 37import android.content.ComponentCallbacks2; 38import android.content.ComponentName; 39import android.content.ContentResolver; 40import android.content.Context; 41import android.content.Intent; 42import android.content.IntentFilter; 43import android.content.SharedPreferences; 44import android.content.pm.ActivityInfo; 45import android.content.pm.PackageManager; 46import android.content.pm.PackageManager.NameNotFoundException; 47import android.content.res.Configuration; 48import android.content.res.Resources; 49import android.database.ContentObserver; 50import android.graphics.Rect; 51import android.graphics.drawable.Drawable; 52import android.net.Uri; 53import android.os.AsyncTask; 54import android.os.Bundle; 55import android.os.Environment; 56import android.os.Handler; 57import android.os.Message; 58import android.os.StrictMode; 59import android.os.SystemClock; 60import android.os.SystemProperties; 61import android.provider.Settings; 62import android.speech.RecognizerIntent; 63import android.text.Selection; 64import android.text.SpannableStringBuilder; 65import android.text.method.TextKeyListener; 66import android.util.Log; 67import android.view.Display; 68import android.view.HapticFeedbackConstants; 69import android.view.KeyEvent; 70import android.view.LayoutInflater; 71import android.view.Menu; 72import android.view.MenuItem; 73import android.view.MotionEvent; 74import android.view.Surface; 75import android.view.View; 76import android.view.View.OnLongClickListener; 77import android.view.ViewGroup; 78import android.view.ViewTreeObserver; 79import android.view.ViewTreeObserver.OnGlobalLayoutListener; 80import android.view.WindowManager; 81import android.view.accessibility.AccessibilityEvent; 82import android.view.animation.AccelerateDecelerateInterpolator; 83import android.view.animation.AccelerateInterpolator; 84import android.view.animation.DecelerateInterpolator; 85import android.view.inputmethod.InputMethodManager; 86import android.widget.Advanceable; 87import android.widget.ImageView; 88import android.widget.TextView; 89import android.widget.Toast; 90 91import com.android.common.Search; 92import com.android.launcher.R; 93import com.android.launcher2.DropTarget.DragObject; 94 95import java.io.DataInputStream; 96import java.io.DataOutputStream; 97import java.io.FileDescriptor; 98import java.io.FileNotFoundException; 99import java.io.IOException; 100import java.io.PrintWriter; 101import java.util.ArrayList; 102import java.util.Collection; 103import java.util.Collections; 104import java.util.Comparator; 105import java.util.HashMap; 106import java.util.HashSet; 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 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 136 137 static final int SCREEN_COUNT = 5; 138 static final int DEFAULT_SCREEN = 2; 139 140 private static final String PREFERENCES = "launcher.preferences"; 141 static final String FORCE_ENABLE_ROTATION_PROPERTY = "launcher.force_enable_rotation"; 142 143 // Type: int 144 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 145 // Type: int 146 private static final String RUNTIME_STATE = "launcher.state"; 147 // Type: int 148 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; 149 // Type: int 150 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 151 // Type: int 152 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; 153 // Type: int 154 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; 155 // Type: boolean 156 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 157 // Type: long 158 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 159 160 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 161 162 /** The different states that Launcher can be in. */ 163 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 164 private State mState = State.WORKSPACE; 165 private AnimatorSet mStateAnimation; 166 private AnimatorSet mDividerAnimator; 167 168 static final int APPWIDGET_HOST_ID = 1024; 169 private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; 170 private static final int EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT = 600; 171 private static final int SHOW_CLING_DURATION = 550; 172 private static final int DISMISS_CLING_DURATION = 250; 173 174 private static final Object sLock = new Object(); 175 private static int sScreen = DEFAULT_SCREEN; 176 177 // How long to wait before the new-shortcut animation automatically pans the workspace 178 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 10; 179 180 private final BroadcastReceiver mCloseSystemDialogsReceiver 181 = new CloseSystemDialogsIntentReceiver(); 182 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 183 184 private LayoutInflater mInflater; 185 186 private Workspace mWorkspace; 187 private View mQsbDivider; 188 private View mDockDivider; 189 private DragLayer mDragLayer; 190 private DragController mDragController; 191 192 private AppWidgetManager mAppWidgetManager; 193 private LauncherAppWidgetHost mAppWidgetHost; 194 195 private ItemInfo mPendingAddInfo = new ItemInfo(); 196 private int[] mTmpAddItemCellCoordinates = new int[2]; 197 198 private FolderInfo mFolderInfo; 199 200 private Hotseat mHotseat; 201 private View mAllAppsButton; 202 203 private SearchDropTargetBar mSearchDropTargetBar; 204 private AppsCustomizeTabHost mAppsCustomizeTabHost; 205 private AppsCustomizePagedView mAppsCustomizeContent; 206 private boolean mAutoAdvanceRunning = false; 207 208 private Bundle mSavedState; 209 210 private SpannableStringBuilder mDefaultKeySsb = null; 211 212 private boolean mWorkspaceLoading = true; 213 214 private boolean mPaused = true; 215 private boolean mRestoring; 216 private boolean mWaitingForResult; 217 private boolean mOnResumeNeedsLoad; 218 219 private Bundle mSavedInstanceState; 220 221 private LauncherModel mModel; 222 private IconCache mIconCache; 223 private boolean mUserPresent = true; 224 private boolean mVisible = false; 225 private boolean mAttached = false; 226 227 private static LocaleConfiguration sLocaleConfiguration = null; 228 229 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 230 231 private Intent mAppMarketIntent = null; 232 233 // Related to the auto-advancing of widgets 234 private final int ADVANCE_MSG = 1; 235 private final int mAdvanceInterval = 20000; 236 private final int mAdvanceStagger = 250; 237 private long mAutoAdvanceSentTime; 238 private long mAutoAdvanceTimeLeft = -1; 239 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 240 new HashMap<View, AppWidgetProviderInfo>(); 241 242 // Determines how long to wait after a rotation before restoring the screen orientation to 243 // match the sensor state. 244 private final int mRestoreScreenOrientationDelay = 500; 245 246 // External icons saved in case of resource changes, orientation, etc. 247 private static Drawable.ConstantState[] sGlobalSearchIcon = new Drawable.ConstantState[2]; 248 private static Drawable.ConstantState[] sVoiceSearchIcon = new Drawable.ConstantState[2]; 249 private static Drawable.ConstantState[] sAppMarketIcon = new Drawable.ConstantState[2]; 250 251 static final ArrayList<String> sDumpLogs = new ArrayList<String>(); 252 PendingAddWidgetInfo mWidgetBeingConfigured = null; 253 254 // We only want to get the SharedPreferences once since it does an FS stat each time we get 255 // it from the context. 256 private SharedPreferences mSharedPrefs; 257 258 // Holds the page that we need to animate to, and the icon views that we need to animate up 259 // when we scroll to that page on resume. 260 private int mNewShortcutAnimatePage = -1; 261 private ArrayList<View> mNewShortcutAnimateViews = new ArrayList<View>(); 262 263 private BubbleTextView mWaitingForResume; 264 265 private Runnable mBuildLayersRunnable = new Runnable() { 266 public void run() { 267 if (mWorkspace != null) { 268 mWorkspace.buildPageHardwareLayers(); 269 } 270 } 271 }; 272 273 private static ArrayList<PendingAddArguments> sPendingAddList 274 = new ArrayList<PendingAddArguments>(); 275 276 private static class PendingAddArguments { 277 int requestCode; 278 Intent intent; 279 long container; 280 int screen; 281 int cellX; 282 int cellY; 283 } 284 285 @Override 286 protected void onCreate(Bundle savedInstanceState) { 287 if (DEBUG_STRICT_MODE) { 288 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() 289 .detectDiskReads() 290 .detectDiskWrites() 291 .detectNetwork() // or .detectAll() for all detectable problems 292 .penaltyLog() 293 .build()); 294 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() 295 .detectLeakedSqlLiteObjects() 296 .detectLeakedClosableObjects() 297 .penaltyLog() 298 .penaltyDeath() 299 .build()); 300 } 301 302 super.onCreate(savedInstanceState); 303 LauncherApplication app = ((LauncherApplication)getApplication()); 304 mSharedPrefs = getSharedPreferences(LauncherApplication.getSharedPreferencesKey(), 305 Context.MODE_PRIVATE); 306 mModel = app.setLauncher(this); 307 mIconCache = app.getIconCache(); 308 mDragController = new DragController(this); 309 mInflater = getLayoutInflater(); 310 311 mAppWidgetManager = AppWidgetManager.getInstance(this); 312 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 313 mAppWidgetHost.startListening(); 314 315 if (PROFILE_STARTUP) { 316 android.os.Debug.startMethodTracing( 317 Environment.getExternalStorageDirectory() + "/launcher"); 318 } 319 320 checkForLocaleChange(); 321 setContentView(R.layout.launcher); 322 setupViews(); 323 showFirstRunWorkspaceCling(); 324 325 registerContentObservers(); 326 327 lockAllApps(); 328 329 mSavedState = savedInstanceState; 330 restoreState(mSavedState); 331 332 // Update customization drawer _after_ restoring the states 333 if (mAppsCustomizeContent != null) { 334 mAppsCustomizeContent.onPackagesUpdated(); 335 } 336 337 if (PROFILE_STARTUP) { 338 android.os.Debug.stopMethodTracing(); 339 } 340 341 if (!mRestoring) { 342 mModel.startLoader(true); 343 } 344 345 if (!mModel.isAllAppsLoaded()) { 346 ViewGroup appsCustomizeContentParent = (ViewGroup) mAppsCustomizeContent.getParent(); 347 mInflater.inflate(R.layout.apps_customize_progressbar, appsCustomizeContentParent); 348 } 349 350 // For handling default keys 351 mDefaultKeySsb = new SpannableStringBuilder(); 352 Selection.setSelection(mDefaultKeySsb, 0); 353 354 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 355 registerReceiver(mCloseSystemDialogsReceiver, filter); 356 357 boolean searchVisible = false; 358 boolean voiceVisible = false; 359 // If we have a saved version of these external icons, we load them up immediately 360 int coi = getCurrentOrientationIndexForGlobalIcons(); 361 if (sGlobalSearchIcon[coi] == null || sVoiceSearchIcon[coi] == null || 362 sAppMarketIcon[coi] == null) { 363 updateAppMarketIcon(); 364 searchVisible = updateGlobalSearchIcon(); 365 voiceVisible = updateVoiceSearchIcon(searchVisible); 366 } 367 if (sGlobalSearchIcon[coi] != null) { 368 updateGlobalSearchIcon(sGlobalSearchIcon[coi]); 369 searchVisible = true; 370 } 371 if (sVoiceSearchIcon[coi] != null) { 372 updateVoiceSearchIcon(sVoiceSearchIcon[coi]); 373 voiceVisible = true; 374 } 375 if (sAppMarketIcon[coi] != null) { 376 updateAppMarketIcon(sAppMarketIcon[coi]); 377 } 378 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 379 380 final String forceEnableRotation = 381 SystemProperties.get(FORCE_ENABLE_ROTATION_PROPERTY, "false"); 382 383 boolean enableRotation = getResources().getBoolean(R.bool.allow_rotation); 384 385 // On large interfaces, we want the screen to auto-rotate based on the current orientation 386 if (enableRotation || "true".equalsIgnoreCase(forceEnableRotation)) { 387 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 388 } 389 } 390 391 private void checkForLocaleChange() { 392 if (sLocaleConfiguration == null) { 393 new AsyncTask<Void, Void, LocaleConfiguration>() { 394 @Override 395 protected LocaleConfiguration doInBackground(Void... unused) { 396 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 397 readConfiguration(Launcher.this, localeConfiguration); 398 return localeConfiguration; 399 } 400 401 @Override 402 protected void onPostExecute(LocaleConfiguration result) { 403 sLocaleConfiguration = result; 404 checkForLocaleChange(); // recursive, but now with a locale configuration 405 } 406 }.execute(); 407 return; 408 } 409 410 final Configuration configuration = getResources().getConfiguration(); 411 412 final String previousLocale = sLocaleConfiguration.locale; 413 final String locale = configuration.locale.toString(); 414 415 final int previousMcc = sLocaleConfiguration.mcc; 416 final int mcc = configuration.mcc; 417 418 final int previousMnc = sLocaleConfiguration.mnc; 419 final int mnc = configuration.mnc; 420 421 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 422 423 if (localeChanged) { 424 sLocaleConfiguration.locale = locale; 425 sLocaleConfiguration.mcc = mcc; 426 sLocaleConfiguration.mnc = mnc; 427 428 mIconCache.flush(); 429 430 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 431 new Thread("WriteLocaleConfiguration") { 432 @Override 433 public void run() { 434 writeConfiguration(Launcher.this, localeConfiguration); 435 } 436 }.start(); 437 } 438 } 439 440 private static class LocaleConfiguration { 441 public String locale; 442 public int mcc = -1; 443 public int mnc = -1; 444 } 445 446 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 447 DataInputStream in = null; 448 try { 449 in = new DataInputStream(context.openFileInput(PREFERENCES)); 450 configuration.locale = in.readUTF(); 451 configuration.mcc = in.readInt(); 452 configuration.mnc = in.readInt(); 453 } catch (FileNotFoundException e) { 454 // Ignore 455 } catch (IOException e) { 456 // Ignore 457 } finally { 458 if (in != null) { 459 try { 460 in.close(); 461 } catch (IOException e) { 462 // Ignore 463 } 464 } 465 } 466 } 467 468 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 469 DataOutputStream out = null; 470 try { 471 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 472 out.writeUTF(configuration.locale); 473 out.writeInt(configuration.mcc); 474 out.writeInt(configuration.mnc); 475 out.flush(); 476 } catch (FileNotFoundException e) { 477 // Ignore 478 } catch (IOException e) { 479 //noinspection ResultOfMethodCallIgnored 480 context.getFileStreamPath(PREFERENCES).delete(); 481 } finally { 482 if (out != null) { 483 try { 484 out.close(); 485 } catch (IOException e) { 486 // Ignore 487 } 488 } 489 } 490 } 491 492 public DragLayer getDragLayer() { 493 return mDragLayer; 494 } 495 496 static int getScreen() { 497 synchronized (sLock) { 498 return sScreen; 499 } 500 } 501 502 static void setScreen(int screen) { 503 synchronized (sLock) { 504 sScreen = screen; 505 } 506 } 507 508 /** 509 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have 510 * a configuration step, this allows the proper animations to run after other transitions. 511 */ 512 private boolean completeAdd(PendingAddArguments args) { 513 boolean result = false; 514 switch (args.requestCode) { 515 case REQUEST_PICK_APPLICATION: 516 completeAddApplication(args.intent, args.container, args.screen, args.cellX, 517 args.cellY); 518 break; 519 case REQUEST_PICK_SHORTCUT: 520 processShortcut(args.intent); 521 break; 522 case REQUEST_CREATE_SHORTCUT: 523 completeAddShortcut(args.intent, args.container, args.screen, args.cellX, 524 args.cellY); 525 result = true; 526 break; 527 case REQUEST_PICK_APPWIDGET: 528 addAppWidgetFromPick(args.intent); 529 break; 530 case REQUEST_CREATE_APPWIDGET: 531 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 532 completeAddAppWidget(appWidgetId, args.container, args.screen, null, null); 533 result = true; 534 break; 535 case REQUEST_PICK_WALLPAPER: 536 // We just wanted the activity result here so we can clear mWaitingForResult 537 break; 538 } 539 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, 540 // if you turned the screen off and then back while in All Apps, Launcher would not 541 // return to the workspace. Clearing mAddInfo.container here fixes this issue 542 resetAddInfo(); 543 return result; 544 } 545 546 @Override 547 protected void onActivityResult(final int requestCode, final int resultCode, final Intent data) { 548 boolean delayExitSpringLoadedMode = false; 549 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || 550 requestCode == REQUEST_CREATE_APPWIDGET); 551 mWaitingForResult = false; 552 553 // We have special handling for widgets 554 if (isWidgetDrop) { 555 int appWidgetId = data != null ? 556 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; 557 completeTwoStageWidgetDrop(resultCode, appWidgetId); 558 return; 559 } 560 561 // The pattern used here is that a user PICKs a specific application, 562 // which, depending on the target, might need to CREATE the actual target. 563 564 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 565 // launch over to the Music app to actually CREATE_SHORTCUT. 566 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { 567 final PendingAddArguments args = new PendingAddArguments(); 568 args.requestCode = requestCode; 569 args.intent = data; 570 args.container = mPendingAddInfo.container; 571 args.screen = mPendingAddInfo.screen; 572 args.cellX = mPendingAddInfo.cellX; 573 args.cellY = mPendingAddInfo.cellY; 574 if (isWorkspaceLocked()) { 575 sPendingAddList.add(args); 576 } else { 577 delayExitSpringLoadedMode = completeAdd(args); 578 } 579 } 580 mDragLayer.clearAnimatedView(); 581 // Exit spring loaded mode if necessary after cancelling the configuration of a widget 582 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), delayExitSpringLoadedMode, 583 null); 584 } 585 586 private void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { 587 CellLayout cellLayout = (CellLayout) mWorkspace.getChildAt(mWidgetBeingConfigured.screen); 588 Runnable onCompleteRunnable = null; 589 int animationType = 0; 590 591 if (resultCode == RESULT_OK) { 592 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; 593 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, 594 mWidgetBeingConfigured.info); 595 mWidgetBeingConfigured.boundWidget = layout; 596 onCompleteRunnable = new Runnable() { 597 @Override 598 public void run() { 599 completeAddAppWidget(appWidgetId, mPendingAddInfo.container, 600 mPendingAddInfo.screen, layout, null); 601 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 602 null); 603 } 604 }; 605 } else if (resultCode == RESULT_CANCELED) { 606 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; 607 onCompleteRunnable = new Runnable() { 608 @Override 609 public void run() { 610 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), false, 611 null); 612 } 613 }; 614 } 615 mWorkspace.animateWidgetDrop(mWidgetBeingConfigured, cellLayout, 616 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, 617 animationType, mWidgetBeingConfigured.boundWidget, true); 618 mWidgetBeingConfigured = null; 619 } 620 621 @Override 622 protected void onResume() { 623 super.onResume(); 624 625 mPaused = false; 626 if (mRestoring || mOnResumeNeedsLoad) { 627 mWorkspaceLoading = true; 628 mModel.startLoader(true); 629 mRestoring = false; 630 mOnResumeNeedsLoad = false; 631 } 632 633 // Reset the pressed state of icons that were locked in the press state while activities 634 // were launching 635 if (mWaitingForResume != null) { 636 // Resets the previous workspace icon press state 637 mWaitingForResume.setStayPressed(false); 638 } 639 if (mAppsCustomizeContent != null) { 640 // Resets the previous all apps icon press state 641 mAppsCustomizeContent.resetDrawableState(); 642 } 643 } 644 645 @Override 646 protected void onPause() { 647 super.onPause(); 648 mPaused = true; 649 mDragController.cancelDrag(); 650 mDragController.resetLastGestureUpTime(); 651 } 652 653 @Override 654 public Object onRetainNonConfigurationInstance() { 655 // Flag the loader to stop early before switching 656 mModel.stopLoader(); 657 if (mAppsCustomizeContent != null) { 658 mAppsCustomizeContent.surrender(); 659 } 660 return Boolean.TRUE; 661 } 662 663 // We can't hide the IME if it was forced open. So don't bother 664 /* 665 @Override 666 public void onWindowFocusChanged(boolean hasFocus) { 667 super.onWindowFocusChanged(hasFocus); 668 669 if (hasFocus) { 670 final InputMethodManager inputManager = (InputMethodManager) 671 getSystemService(Context.INPUT_METHOD_SERVICE); 672 WindowManager.LayoutParams lp = getWindow().getAttributes(); 673 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 674 android.os.Handler()) { 675 protected void onReceiveResult(int resultCode, Bundle resultData) { 676 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 677 } 678 }); 679 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 680 } 681 } 682 */ 683 684 private boolean acceptFilter() { 685 final InputMethodManager inputManager = (InputMethodManager) 686 getSystemService(Context.INPUT_METHOD_SERVICE); 687 return !inputManager.isFullscreenMode(); 688 } 689 690 @Override 691 public boolean onKeyDown(int keyCode, KeyEvent event) { 692 final int uniChar = event.getUnicodeChar(); 693 final boolean handled = super.onKeyDown(keyCode, event); 694 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 695 if (!handled && acceptFilter() && isKeyNotWhitespace) { 696 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 697 keyCode, event); 698 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 699 // something usable has been typed - start a search 700 // the typed text will be retrieved and cleared by 701 // showSearchDialog() 702 // If there are multiple keystrokes before the search dialog takes focus, 703 // onSearchRequested() will be called for every keystroke, 704 // but it is idempotent, so it's fine. 705 return onSearchRequested(); 706 } 707 } 708 709 // Eat the long press event so the keyboard doesn't come up. 710 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 711 return true; 712 } 713 714 return handled; 715 } 716 717 private String getTypedText() { 718 return mDefaultKeySsb.toString(); 719 } 720 721 private void clearTypedText() { 722 mDefaultKeySsb.clear(); 723 mDefaultKeySsb.clearSpans(); 724 Selection.setSelection(mDefaultKeySsb, 0); 725 } 726 727 /** 728 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 729 * State 730 */ 731 private static State intToState(int stateOrdinal) { 732 State state = State.WORKSPACE; 733 final State[] stateValues = State.values(); 734 for (int i = 0; i < stateValues.length; i++) { 735 if (stateValues[i].ordinal() == stateOrdinal) { 736 state = stateValues[i]; 737 break; 738 } 739 } 740 return state; 741 } 742 743 /** 744 * Restores the previous state, if it exists. 745 * 746 * @param savedState The previous state. 747 */ 748 private void restoreState(Bundle savedState) { 749 if (savedState == null) { 750 return; 751 } 752 753 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 754 if (state == State.APPS_CUSTOMIZE) { 755 showAllApps(false); 756 } 757 758 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 759 if (currentScreen > -1) { 760 mWorkspace.setCurrentPage(currentScreen); 761 } 762 763 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); 764 final int pendingAddScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 765 766 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { 767 mPendingAddInfo.container = pendingAddContainer; 768 mPendingAddInfo.screen = pendingAddScreen; 769 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 770 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 771 mRestoring = true; 772 } 773 774 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 775 if (renameFolder) { 776 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 777 mFolderInfo = mModel.getFolderById(this, sFolders, id); 778 mRestoring = true; 779 } 780 781 782 // Restore the AppsCustomize tab 783 if (mAppsCustomizeTabHost != null) { 784 String curTab = savedState.getString("apps_customize_currentTab"); 785 if (curTab != null) { 786 // We set this directly so that there is no delay before the tab is set 787 mAppsCustomizeContent.setContentType( 788 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 789 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 790 mAppsCustomizeContent.loadAssociatedPages( 791 mAppsCustomizeContent.getCurrentPage()); 792 } 793 794 int currentIndex = savedState.getInt("apps_customize_currentIndex"); 795 mAppsCustomizeContent.restorePageForIndex(currentIndex); 796 } 797 } 798 799 /** 800 * Finds all the views we need and configure them properly. 801 */ 802 private void setupViews() { 803 final DragController dragController = mDragController; 804 805 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 806 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 807 mQsbDivider = (ImageView) findViewById(R.id.qsb_divider); 808 mDockDivider = (ImageView) findViewById(R.id.dock_divider); 809 810 // Setup the drag layer 811 mDragLayer.setup(this, dragController); 812 813 // Setup the hotseat 814 mHotseat = (Hotseat) findViewById(R.id.hotseat); 815 if (mHotseat != null) { 816 mHotseat.setup(this); 817 } 818 819 // Setup the workspace 820 mWorkspace.setHapticFeedbackEnabled(false); 821 mWorkspace.setOnLongClickListener(this); 822 mWorkspace.setup(dragController); 823 dragController.addDragListener(mWorkspace); 824 825 // Get the search/delete bar 826 mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 827 828 // Setup AppsCustomize 829 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 830 findViewById(R.id.apps_customize_pane); 831 mAppsCustomizeContent = (AppsCustomizePagedView) 832 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 833 mAppsCustomizeContent.setup(this, dragController); 834 835 // Get the all apps button 836 mAllAppsButton = findViewById(R.id.all_apps_button); 837 if (mAllAppsButton != null) { 838 mAllAppsButton.setOnTouchListener(new View.OnTouchListener() { 839 @Override 840 public boolean onTouch(View v, MotionEvent event) { 841 if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) { 842 onTouchDownAllAppsButton(v); 843 } 844 return false; 845 } 846 }); 847 } 848 // Setup the drag controller (drop targets have to be added in reverse order in priority) 849 dragController.setDragScoller(mWorkspace); 850 dragController.setScrollView(mDragLayer); 851 dragController.setMoveTarget(mWorkspace); 852 dragController.addDropTarget(mWorkspace); 853 if (mSearchDropTargetBar != null) { 854 mSearchDropTargetBar.setup(this, dragController); 855 } 856 } 857 858 /** 859 * Creates a view representing a shortcut. 860 * 861 * @param info The data structure describing the shortcut. 862 * 863 * @return A View inflated from R.layout.application. 864 */ 865 View createShortcut(ShortcutInfo info) { 866 return createShortcut(R.layout.application, 867 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 868 } 869 870 /** 871 * Creates a view representing a shortcut inflated from the specified resource. 872 * 873 * @param layoutResId The id of the XML layout used to create the shortcut. 874 * @param parent The group the shortcut belongs to. 875 * @param info The data structure describing the shortcut. 876 * 877 * @return A View inflated from layoutResId. 878 */ 879 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 880 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 881 favorite.applyFromShortcutInfo(info, mIconCache); 882 favorite.setOnClickListener(this); 883 return favorite; 884 } 885 886 /** 887 * Add an application shortcut to the workspace. 888 * 889 * @param data The intent describing the application. 890 * @param cellInfo The position on screen where to create the shortcut. 891 */ 892 void completeAddApplication(Intent data, long container, int screen, int cellX, int cellY) { 893 final int[] cellXY = mTmpAddItemCellCoordinates; 894 final CellLayout layout = getCellLayout(container, screen); 895 896 // First we check if we already know the exact location where we want to add this item. 897 if (cellX >= 0 && cellY >= 0) { 898 cellXY[0] = cellX; 899 cellXY[1] = cellY; 900 } else if (!layout.findCellForSpan(cellXY, 1, 1)) { 901 showOutOfSpaceMessage(isHotseatLayout(layout)); 902 return; 903 } 904 905 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 906 907 if (info != null) { 908 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 909 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 910 info.container = ItemInfo.NO_ID; 911 mWorkspace.addApplicationShortcut(info, layout, container, screen, cellXY[0], cellXY[1], 912 isWorkspaceLocked(), cellX, cellY); 913 } else { 914 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 915 } 916 } 917 918 /** 919 * Add a shortcut to the workspace. 920 * 921 * @param data The intent describing the shortcut. 922 * @param cellInfo The position on screen where to create the shortcut. 923 */ 924 private void completeAddShortcut(Intent data, long container, int screen, int cellX, 925 int cellY) { 926 int[] cellXY = mTmpAddItemCellCoordinates; 927 int[] touchXY = mPendingAddInfo.dropPos; 928 CellLayout layout = getCellLayout(container, screen); 929 930 boolean foundCellSpan = false; 931 932 ShortcutInfo info = mModel.infoFromShortcutIntent(this, data, null); 933 if (info == null) { 934 return; 935 } 936 final View view = createShortcut(info); 937 938 // First we check if we already know the exact location where we want to add this item. 939 if (cellX >= 0 && cellY >= 0) { 940 cellXY[0] = cellX; 941 cellXY[1] = cellY; 942 foundCellSpan = true; 943 944 // If appropriate, either create a folder or add to an existing folder 945 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, 946 true, null,null)) { 947 return; 948 } 949 DragObject dragObject = new DragObject(); 950 dragObject.dragInfo = info; 951 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, 952 true)) { 953 return; 954 } 955 } else if (touchXY != null) { 956 // when dragging and dropping, just find the closest free spot 957 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); 958 foundCellSpan = (result != null); 959 } else { 960 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); 961 } 962 963 if (!foundCellSpan) { 964 showOutOfSpaceMessage(isHotseatLayout(layout)); 965 return; 966 } 967 968 LauncherModel.addItemToDatabase(this, info, container, screen, cellXY[0], cellXY[1], false); 969 970 if (!mRestoring) { 971 mWorkspace.addInScreen(view, container, screen, cellXY[0], cellXY[1], 1, 1, 972 isWorkspaceLocked()); 973 } 974 } 975 976 int[] getSpanForWidget(ComponentName component, int minWidth, int minHeight) { 977 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(this, component, null); 978 // We want to account for the extra amount of padding that we are adding to the widget 979 // to ensure that it gets the full amount of space that it has requested 980 int requiredWidth = minWidth + padding.left + padding.right; 981 int requiredHeight = minHeight + padding.top + padding.bottom; 982 return CellLayout.rectToCell(getResources(), requiredWidth, requiredHeight, null); 983 } 984 985 int[] getSpanForWidget(AppWidgetProviderInfo info) { 986 return getSpanForWidget(info.provider, info.minWidth, info.minHeight); 987 } 988 989 int[] getMinSpanForWidget(AppWidgetProviderInfo info) { 990 return getSpanForWidget(info.provider, info.minResizeWidth, info.minResizeHeight); 991 } 992 993 int[] getSpanForWidget(PendingAddWidgetInfo info) { 994 return getSpanForWidget(info.componentName, info.minWidth, info.minHeight); 995 } 996 997 int[] getMinSpanForWidget(PendingAddWidgetInfo info) { 998 return getSpanForWidget(info.componentName, info.minResizeWidth, 999 info.minResizeHeight); 1000 } 1001 1002 /** 1003 * Add a widget to the workspace. 1004 * 1005 * @param appWidgetId The app widget id 1006 * @param cellInfo The position on screen where to create the widget. 1007 */ 1008 private void completeAddAppWidget(final int appWidgetId, long container, int screen, 1009 AppWidgetHostView hostView, AppWidgetProviderInfo appWidgetInfo) { 1010 if (appWidgetInfo == null) { 1011 appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1012 } 1013 1014 // Calculate the grid spans needed to fit this widget 1015 CellLayout layout = getCellLayout(container, screen); 1016 1017 int[] minSpanXY = getMinSpanForWidget(appWidgetInfo); 1018 int[] spanXY = getSpanForWidget(appWidgetInfo); 1019 1020 // Try finding open space on Launcher screen 1021 // We have saved the position to which the widget was dragged-- this really only matters 1022 // if we are placing widgets on a "spring-loaded" screen 1023 int[] cellXY = mTmpAddItemCellCoordinates; 1024 int[] touchXY = mPendingAddInfo.dropPos; 1025 int[] finalSpan = new int[2]; 1026 boolean foundCellSpan = false; 1027 if (mPendingAddInfo.cellX >= 0 && mPendingAddInfo.cellY >= 0) { 1028 cellXY[0] = mPendingAddInfo.cellX; 1029 cellXY[1] = mPendingAddInfo.cellY; 1030 spanXY[0] = mPendingAddInfo.spanX; 1031 spanXY[1] = mPendingAddInfo.spanY; 1032 foundCellSpan = true; 1033 } else if (touchXY != null) { 1034 // when dragging and dropping, just find the closest free spot 1035 int[] result = layout.findNearestVacantArea( 1036 touchXY[0], touchXY[1], minSpanXY[0], minSpanXY[1], spanXY[0], 1037 spanXY[1], cellXY, finalSpan); 1038 spanXY[0] = finalSpan[0]; 1039 spanXY[1] = finalSpan[1]; 1040 foundCellSpan = (result != null); 1041 } else { 1042 foundCellSpan = layout.findCellForSpan(cellXY, minSpanXY[0], minSpanXY[1]); 1043 } 1044 1045 if (!foundCellSpan) { 1046 if (appWidgetId != -1) { 1047 // Deleting an app widget ID is a void call but writes to disk before returning 1048 // to the caller... 1049 new Thread("deleteAppWidgetId") { 1050 public void run() { 1051 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1052 } 1053 }.start(); 1054 } 1055 showOutOfSpaceMessage(isHotseatLayout(layout)); 1056 return; 1057 } 1058 1059 // Build Launcher-specific widget info and save to database 1060 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 1061 launcherInfo.spanX = spanXY[0]; 1062 launcherInfo.spanY = spanXY[1]; 1063 launcherInfo.minSpanX = mPendingAddInfo.minSpanX; 1064 launcherInfo.minSpanY = mPendingAddInfo.minSpanY; 1065 1066 LauncherModel.addItemToDatabase(this, launcherInfo, 1067 container, screen, cellXY[0], cellXY[1], false); 1068 1069 if (!mRestoring) { 1070 if (hostView == null) { 1071 // Perform actual inflation because we're live 1072 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1073 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1074 } else { 1075 // The AppWidgetHostView has already been inflated and instantiated 1076 launcherInfo.hostView = hostView; 1077 } 1078 1079 launcherInfo.hostView.setTag(launcherInfo); 1080 launcherInfo.hostView.setVisibility(View.VISIBLE); 1081 mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1], 1082 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1083 1084 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1085 } 1086 resetAddInfo(); 1087 } 1088 1089 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1090 @Override 1091 public void onReceive(Context context, Intent intent) { 1092 final String action = intent.getAction(); 1093 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1094 mUserPresent = false; 1095 mDragLayer.clearAllResizeFrames(); 1096 updateRunning(); 1097 1098 // Reset AllApps to its initial state only if we are not in the middle of 1099 // processing a multi-step drop 1100 if (mAppsCustomizeTabHost != null && mPendingAddInfo.container == ItemInfo.NO_ID) { 1101 mAppsCustomizeTabHost.reset(); 1102 showWorkspace(false); 1103 } 1104 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1105 mUserPresent = true; 1106 updateRunning(); 1107 } 1108 } 1109 }; 1110 1111 @Override 1112 public void onAttachedToWindow() { 1113 super.onAttachedToWindow(); 1114 1115 // Listen for broadcasts related to user-presence 1116 final IntentFilter filter = new IntentFilter(); 1117 filter.addAction(Intent.ACTION_SCREEN_OFF); 1118 filter.addAction(Intent.ACTION_USER_PRESENT); 1119 registerReceiver(mReceiver, filter); 1120 1121 mAttached = true; 1122 mVisible = true; 1123 } 1124 1125 @Override 1126 public void onDetachedFromWindow() { 1127 super.onDetachedFromWindow(); 1128 mVisible = false; 1129 mDragLayer.clearAllResizeFrames(); 1130 1131 if (mAttached) { 1132 unregisterReceiver(mReceiver); 1133 mAttached = false; 1134 } 1135 updateRunning(); 1136 } 1137 1138 public void onWindowVisibilityChanged(int visibility) { 1139 mVisible = visibility == View.VISIBLE; 1140 updateRunning(); 1141 // The following code used to be in onResume, but it turns out onResume is called when 1142 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged 1143 // is a more appropriate event to handle 1144 if (mVisible) { 1145 mAppsCustomizeTabHost.onWindowVisible(); 1146 if (!mWorkspaceLoading) { 1147 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); 1148 // We want to let Launcher draw itself at least once before we force it to build 1149 // layers on all the workspace pages, so that transitioning to Launcher from other 1150 // apps is nice and speedy. Usually the first call to preDraw doesn't correspond to 1151 // a true draw so we wait until the second preDraw call to be safe 1152 observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { 1153 public boolean onPreDraw() { 1154 // We delay the layer building a bit in order to give 1155 // other message processing a time to run. In particular 1156 // this avoids a delay in hiding the IME if it was 1157 // currently shown, because doing that may involve 1158 // some communication back with the app. 1159 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 1160 observer.removeOnPreDrawListener(this); 1161 return true; 1162 } 1163 }); 1164 } 1165 // When Launcher comes back to foreground, a different Activity might be responsible for 1166 // the app market intent, so refresh the icon 1167 updateAppMarketIcon(); 1168 clearTypedText(); 1169 } 1170 } 1171 1172 private void sendAdvanceMessage(long delay) { 1173 mHandler.removeMessages(ADVANCE_MSG); 1174 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1175 mHandler.sendMessageDelayed(msg, delay); 1176 mAutoAdvanceSentTime = System.currentTimeMillis(); 1177 } 1178 1179 private void updateRunning() { 1180 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1181 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1182 mAutoAdvanceRunning = autoAdvanceRunning; 1183 if (autoAdvanceRunning) { 1184 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1185 sendAdvanceMessage(delay); 1186 } else { 1187 if (!mWidgetsToAdvance.isEmpty()) { 1188 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1189 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1190 } 1191 mHandler.removeMessages(ADVANCE_MSG); 1192 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1193 } 1194 } 1195 } 1196 1197 private final Handler mHandler = new Handler() { 1198 @Override 1199 public void handleMessage(Message msg) { 1200 if (msg.what == ADVANCE_MSG) { 1201 int i = 0; 1202 for (View key: mWidgetsToAdvance.keySet()) { 1203 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1204 final int delay = mAdvanceStagger * i; 1205 if (v instanceof Advanceable) { 1206 postDelayed(new Runnable() { 1207 public void run() { 1208 ((Advanceable) v).advance(); 1209 } 1210 }, delay); 1211 } 1212 i++; 1213 } 1214 sendAdvanceMessage(mAdvanceInterval); 1215 } 1216 } 1217 }; 1218 1219 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1220 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; 1221 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1222 if (v instanceof Advanceable) { 1223 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1224 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1225 updateRunning(); 1226 } 1227 } 1228 1229 void removeWidgetToAutoAdvance(View hostView) { 1230 if (mWidgetsToAdvance.containsKey(hostView)) { 1231 mWidgetsToAdvance.remove(hostView); 1232 updateRunning(); 1233 } 1234 } 1235 1236 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1237 removeWidgetToAutoAdvance(launcherInfo.hostView); 1238 launcherInfo.hostView = null; 1239 } 1240 1241 void showOutOfSpaceMessage(boolean isHotseatLayout) { 1242 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); 1243 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); 1244 } 1245 1246 public LauncherAppWidgetHost getAppWidgetHost() { 1247 return mAppWidgetHost; 1248 } 1249 1250 public LauncherModel getModel() { 1251 return mModel; 1252 } 1253 1254 void closeSystemDialogs() { 1255 getWindow().closeAllPanels(); 1256 1257 // Whatever we were doing is hereby canceled. 1258 mWaitingForResult = false; 1259 } 1260 1261 @Override 1262 protected void onNewIntent(Intent intent) { 1263 super.onNewIntent(intent); 1264 1265 // Close the menu 1266 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1267 // also will cancel mWaitingForResult. 1268 closeSystemDialogs(); 1269 1270 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1271 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1272 1273 Folder openFolder = mWorkspace.getOpenFolder(); 1274 // In all these cases, only animate if we're already on home 1275 mWorkspace.exitWidgetResizeMode(); 1276 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && 1277 openFolder == null) { 1278 mWorkspace.moveToDefaultScreen(true); 1279 } 1280 1281 closeFolder(); 1282 exitSpringLoadedDragMode(); 1283 showWorkspace(alreadyOnHome); 1284 1285 final View v = getWindow().peekDecorView(); 1286 if (v != null && v.getWindowToken() != null) { 1287 InputMethodManager imm = (InputMethodManager)getSystemService( 1288 INPUT_METHOD_SERVICE); 1289 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1290 } 1291 1292 // Reset AllApps to its initial state 1293 if (!alreadyOnHome && mAppsCustomizeTabHost != null) { 1294 mAppsCustomizeTabHost.reset(); 1295 } 1296 } 1297 } 1298 1299 @Override 1300 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1301 // Do not call super here 1302 mSavedInstanceState = savedInstanceState; 1303 } 1304 1305 @Override 1306 protected void onSaveInstanceState(Bundle outState) { 1307 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1308 super.onSaveInstanceState(outState); 1309 1310 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1311 // We close any open folder since it will not be re-opened, and we need to make sure 1312 // this state is reflected. 1313 closeFolder(); 1314 1315 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screen > -1 && 1316 mWaitingForResult) { 1317 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); 1318 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screen); 1319 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); 1320 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); 1321 } 1322 1323 if (mFolderInfo != null && mWaitingForResult) { 1324 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1325 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1326 } 1327 1328 // Save the current AppsCustomize tab 1329 if (mAppsCustomizeTabHost != null) { 1330 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1331 if (currentTabTag != null) { 1332 outState.putString("apps_customize_currentTab", currentTabTag); 1333 } 1334 int currentIndex = mAppsCustomizeContent.getSaveInstanceStateIndex(); 1335 outState.putInt("apps_customize_currentIndex", currentIndex); 1336 } 1337 } 1338 1339 @Override 1340 public void onDestroy() { 1341 super.onDestroy(); 1342 1343 // Remove all pending runnables 1344 mHandler.removeMessages(ADVANCE_MSG); 1345 mHandler.removeMessages(0); 1346 mWorkspace.removeCallbacks(mBuildLayersRunnable); 1347 1348 // Stop callbacks from LauncherModel 1349 LauncherApplication app = ((LauncherApplication) getApplication()); 1350 mModel.stopLoader(); 1351 app.setLauncher(null); 1352 1353 try { 1354 mAppWidgetHost.stopListening(); 1355 } catch (NullPointerException ex) { 1356 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1357 } 1358 mAppWidgetHost = null; 1359 1360 mWidgetsToAdvance.clear(); 1361 1362 TextKeyListener.getInstance().release(); 1363 1364 1365 unbindWorkspaceAndHotseatItems(); 1366 1367 getContentResolver().unregisterContentObserver(mWidgetObserver); 1368 unregisterReceiver(mCloseSystemDialogsReceiver); 1369 1370 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1371 mWorkspace.removeAllViews(); 1372 mWorkspace = null; 1373 mDragController = null; 1374 1375 ValueAnimator.clearAllAnimations(); 1376 } 1377 1378 public DragController getDragController() { 1379 return mDragController; 1380 } 1381 1382 @Override 1383 public void startActivityForResult(Intent intent, int requestCode) { 1384 if (requestCode >= 0) mWaitingForResult = true; 1385 super.startActivityForResult(intent, requestCode); 1386 } 1387 1388 /** 1389 * Indicates that we want global search for this activity by setting the globalSearch 1390 * argument for {@link #startSearch} to true. 1391 */ 1392 @Override 1393 public void startSearch(String initialQuery, boolean selectInitialQuery, 1394 Bundle appSearchData, boolean globalSearch) { 1395 1396 showWorkspace(true); 1397 1398 if (initialQuery == null) { 1399 // Use any text typed in the launcher as the initial query 1400 initialQuery = getTypedText(); 1401 } 1402 if (appSearchData == null) { 1403 appSearchData = new Bundle(); 1404 appSearchData.putString(Search.SOURCE, "launcher-search"); 1405 } 1406 Rect sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); 1407 1408 final SearchManager searchManager = 1409 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1410 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1411 appSearchData, globalSearch, sourceBounds); 1412 } 1413 1414 @Override 1415 public boolean onCreateOptionsMenu(Menu menu) { 1416 if (isWorkspaceLocked()) { 1417 return false; 1418 } 1419 1420 super.onCreateOptionsMenu(menu); 1421 1422 Intent manageApps = new Intent(Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS); 1423 manageApps.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1424 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1425 Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1426 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1427 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1428 String helpUrl = getString(R.string.help_url); 1429 Intent help = new Intent(Intent.ACTION_VIEW, Uri.parse(helpUrl)); 1430 help.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 1431 | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1432 1433 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1434 .setIcon(android.R.drawable.ic_menu_gallery) 1435 .setAlphabeticShortcut('W'); 1436 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1437 .setIcon(android.R.drawable.ic_menu_manage) 1438 .setIntent(manageApps) 1439 .setAlphabeticShortcut('M'); 1440 menu.add(0, MENU_SYSTEM_SETTINGS, 0, R.string.menu_settings) 1441 .setIcon(android.R.drawable.ic_menu_preferences) 1442 .setIntent(settings) 1443 .setAlphabeticShortcut('P'); 1444 if (!helpUrl.isEmpty()) { 1445 menu.add(0, MENU_HELP, 0, R.string.menu_help) 1446 .setIcon(android.R.drawable.ic_menu_help) 1447 .setIntent(help) 1448 .setAlphabeticShortcut('H'); 1449 } 1450 return true; 1451 } 1452 1453 @Override 1454 public boolean onPrepareOptionsMenu(Menu menu) { 1455 super.onPrepareOptionsMenu(menu); 1456 1457 if (mAppsCustomizeTabHost.isTransitioning()) { 1458 return false; 1459 } 1460 boolean allAppsVisible = (mAppsCustomizeTabHost.getVisibility() == View.VISIBLE); 1461 menu.setGroupVisible(MENU_GROUP_WALLPAPER, !allAppsVisible); 1462 1463 return true; 1464 } 1465 1466 @Override 1467 public boolean onOptionsItemSelected(MenuItem item) { 1468 switch (item.getItemId()) { 1469 case MENU_WALLPAPER_SETTINGS: 1470 startWallpaper(); 1471 return true; 1472 } 1473 1474 return super.onOptionsItemSelected(item); 1475 } 1476 1477 @Override 1478 public boolean onSearchRequested() { 1479 startSearch(null, false, null, true); 1480 // Use a custom animation for launching search 1481 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1482 return true; 1483 } 1484 1485 public boolean isWorkspaceLocked() { 1486 return mWorkspaceLoading || mWaitingForResult; 1487 } 1488 1489 private void resetAddInfo() { 1490 mPendingAddInfo.container = ItemInfo.NO_ID; 1491 mPendingAddInfo.screen = -1; 1492 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; 1493 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; 1494 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; 1495 mPendingAddInfo.dropPos = null; 1496 } 1497 1498 void addAppWidgetFromPick(Intent data) { 1499 // TODO: catch bad widget exception when sent 1500 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1501 // TODO: Is this log message meaningful? 1502 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1503 addAppWidgetImpl(appWidgetId, null); 1504 } 1505 1506 void addAppWidgetImpl(final int appWidgetId, final PendingAddWidgetInfo info) { 1507 final AppWidgetProviderInfo appWidget = info.info; 1508 if (appWidget.configure != null) { 1509 // Launch over to configure widget, if needed 1510 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1511 intent.setComponent(appWidget.configure); 1512 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1513 if (info != null) { 1514 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1515 intent.putExtra(InstallWidgetReceiver. 1516 EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, info.mimeType); 1517 1518 final String mimeType = info.mimeType; 1519 final ClipData clipData = (ClipData) info.configurationData; 1520 final ClipDescription clipDesc = clipData.getDescription(); 1521 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1522 if (clipDesc.getMimeType(i).equals(mimeType)) { 1523 final ClipData.Item item = clipData.getItemAt(i); 1524 final CharSequence stringData = item.getText(); 1525 final Uri uriData = item.getUri(); 1526 final Intent intentData = item.getIntent(); 1527 final String key = InstallWidgetReceiver. 1528 EXTRA_APPWIDGET_CONFIGURATION_DATA; 1529 if (uriData != null) { 1530 intent.putExtra(key, uriData); 1531 } else if (intentData != null) { 1532 intent.putExtra(key, intentData); 1533 } else if (stringData != null) { 1534 intent.putExtra(key, stringData); 1535 } 1536 break; 1537 } 1538 } 1539 } 1540 } 1541 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1542 mWidgetBeingConfigured = info; 1543 } else { 1544 // Otherwise just add it 1545 completeAddAppWidget(appWidgetId, info.container, info.screen, info.boundWidget, appWidget); 1546 // Exit spring loaded mode if necessary after adding the widget 1547 exitSpringLoadedDragModeDelayed(true, false, null); 1548 } 1549 } 1550 1551 /** 1552 * Process a shortcut drop. 1553 * 1554 * @param componentName The name of the component 1555 * @param screen The screen where it should be added 1556 * @param cell The cell it should be added to, optional 1557 * @param position The location on the screen where it was dropped, optional 1558 */ 1559 void processShortcutFromDrop(ComponentName componentName, long container, int screen, 1560 int[] cell, int[] loc) { 1561 resetAddInfo(); 1562 mPendingAddInfo.container = container; 1563 mPendingAddInfo.screen = screen; 1564 mPendingAddInfo.dropPos = loc; 1565 1566 if (cell != null) { 1567 mPendingAddInfo.cellX = cell[0]; 1568 mPendingAddInfo.cellY = cell[1]; 1569 } 1570 1571 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1572 createShortcutIntent.setComponent(componentName); 1573 processShortcut(createShortcutIntent); 1574 } 1575 1576 /** 1577 * Process a widget drop. 1578 * 1579 * @param info The PendingAppWidgetInfo of the widget being added. 1580 * @param screen The screen where it should be added 1581 * @param cell The cell it should be added to, optional 1582 * @param position The location on the screen where it was dropped, optional 1583 */ 1584 void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, int screen, 1585 int[] cell, int[] span, int[] loc) { 1586 resetAddInfo(); 1587 mPendingAddInfo.container = info.container = container; 1588 mPendingAddInfo.screen = info.screen = screen; 1589 mPendingAddInfo.dropPos = loc; 1590 mPendingAddInfo.minSpanX = info.minSpanX; 1591 mPendingAddInfo.minSpanY = info.minSpanY; 1592 1593 if (cell != null) { 1594 mPendingAddInfo.cellX = cell[0]; 1595 mPendingAddInfo.cellY = cell[1]; 1596 } 1597 if (span != null) { 1598 mPendingAddInfo.spanX = span[0]; 1599 mPendingAddInfo.spanY = span[1]; 1600 } 1601 1602 AppWidgetHostView hostView = info.boundWidget; 1603 int appWidgetId; 1604 if (hostView != null) { 1605 appWidgetId = hostView.getAppWidgetId(); 1606 } else { 1607 appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1608 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1609 } 1610 addAppWidgetImpl(appWidgetId, info); 1611 } 1612 1613 void processShortcut(Intent intent) { 1614 // Handle case where user selected "Applications" 1615 String applicationName = getResources().getString(R.string.group_applications); 1616 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1617 1618 if (applicationName != null && applicationName.equals(shortcutName)) { 1619 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1620 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1621 1622 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1623 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1624 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1625 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1626 } else { 1627 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1628 } 1629 } 1630 1631 void processWallpaper(Intent intent) { 1632 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1633 } 1634 1635 FolderIcon addFolder(CellLayout layout, long container, final int screen, int cellX, 1636 int cellY) { 1637 final FolderInfo folderInfo = new FolderInfo(); 1638 folderInfo.title = getText(R.string.folder_name); 1639 1640 // Update the model 1641 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screen, cellX, cellY, 1642 false); 1643 sFolders.put(folderInfo.id, folderInfo); 1644 1645 // Create the view 1646 FolderIcon newFolder = 1647 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); 1648 mWorkspace.addInScreen(newFolder, container, screen, cellX, cellY, 1, 1, 1649 isWorkspaceLocked()); 1650 return newFolder; 1651 } 1652 1653 void removeFolder(FolderInfo folder) { 1654 sFolders.remove(folder.id); 1655 } 1656 1657 private void startWallpaper() { 1658 showWorkspace(true); 1659 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1660 Intent chooser = Intent.createChooser(pickWallpaper, 1661 getText(R.string.chooser_wallpaper)); 1662 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1663 // Removed in Eclair MR1 1664// WallpaperManager wm = (WallpaperManager) 1665// getSystemService(Context.WALLPAPER_SERVICE); 1666// WallpaperInfo wi = wm.getWallpaperInfo(); 1667// if (wi != null && wi.getSettingsActivity() != null) { 1668// LabeledIntent li = new LabeledIntent(getPackageName(), 1669// R.string.configure_wallpaper, 0); 1670// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1671// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1672// } 1673 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1674 } 1675 1676 /** 1677 * Registers various content observers. The current implementation registers 1678 * only a favorites observer to keep track of the favorites applications. 1679 */ 1680 private void registerContentObservers() { 1681 ContentResolver resolver = getContentResolver(); 1682 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1683 true, mWidgetObserver); 1684 } 1685 1686 @Override 1687 public boolean dispatchKeyEvent(KeyEvent event) { 1688 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1689 switch (event.getKeyCode()) { 1690 case KeyEvent.KEYCODE_HOME: 1691 return true; 1692 case KeyEvent.KEYCODE_VOLUME_DOWN: 1693 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1694 dumpState(); 1695 return true; 1696 } 1697 break; 1698 } 1699 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1700 switch (event.getKeyCode()) { 1701 case KeyEvent.KEYCODE_HOME: 1702 return true; 1703 } 1704 } 1705 1706 return super.dispatchKeyEvent(event); 1707 } 1708 1709 @Override 1710 public void onBackPressed() { 1711 if (mState == State.APPS_CUSTOMIZE) { 1712 showWorkspace(true); 1713 } else if (mWorkspace.getOpenFolder() != null) { 1714 Folder openFolder = mWorkspace.getOpenFolder(); 1715 if (openFolder.isEditingName()) { 1716 openFolder.dismissEditingName(); 1717 } else { 1718 closeFolder(); 1719 } 1720 } else { 1721 mWorkspace.exitWidgetResizeMode(); 1722 1723 // Back button is a no-op here, but give at least some feedback for the button press 1724 mWorkspace.showOutlinesTemporarily(); 1725 } 1726 } 1727 1728 /** 1729 * Re-listen when widgets are reset. 1730 */ 1731 private void onAppWidgetReset() { 1732 if (mAppWidgetHost != null) { 1733 mAppWidgetHost.startListening(); 1734 } 1735 } 1736 1737 /** 1738 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1739 * leak the previous Home screen on orientation change. 1740 */ 1741 private void unbindWorkspaceAndHotseatItems() { 1742 if (mModel != null) { 1743 mModel.unbindWorkspaceItems(); 1744 } 1745 } 1746 1747 /** 1748 * Launches the intent referred by the clicked shortcut. 1749 * 1750 * @param v The view representing the clicked shortcut. 1751 */ 1752 public void onClick(View v) { 1753 // Make sure that rogue clicks don't get through while allapps is launching, or after the 1754 // view has detached (it's possible for this to happen if the view is removed mid touch). 1755 if (v.getWindowToken() == null) { 1756 return; 1757 } 1758 1759 if (!mWorkspace.isFinishedSwitchingState()) { 1760 return; 1761 } 1762 1763 Object tag = v.getTag(); 1764 if (tag instanceof ShortcutInfo) { 1765 // Open shortcut 1766 final Intent intent = ((ShortcutInfo) tag).intent; 1767 int[] pos = new int[2]; 1768 v.getLocationOnScreen(pos); 1769 intent.setSourceBounds(new Rect(pos[0], pos[1], 1770 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1771 boolean success = startActivitySafely(intent, tag); 1772 1773 if (success && v instanceof BubbleTextView) { 1774 mWaitingForResume = (BubbleTextView) v; 1775 mWaitingForResume.setStayPressed(true); 1776 } 1777 } else if (tag instanceof FolderInfo) { 1778 if (v instanceof FolderIcon) { 1779 FolderIcon fi = (FolderIcon) v; 1780 handleFolderClick(fi); 1781 } 1782 } else if (v == mAllAppsButton) { 1783 if (mState == State.APPS_CUSTOMIZE) { 1784 showWorkspace(true); 1785 } else { 1786 onClickAllAppsButton(v); 1787 } 1788 } 1789 } 1790 1791 public boolean onTouch(View v, MotionEvent event) { 1792 // this is an intercepted event being forwarded from mWorkspace; 1793 // clicking anywhere on the workspace causes the customization drawer to slide down 1794 showWorkspace(true); 1795 return false; 1796 } 1797 1798 /** 1799 * Event handler for the search button 1800 * 1801 * @param v The view that was clicked. 1802 */ 1803 public void onClickSearchButton(View v) { 1804 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1805 1806 onSearchRequested(); 1807 } 1808 1809 /** 1810 * Event handler for the voice button 1811 * 1812 * @param v The view that was clicked. 1813 */ 1814 public void onClickVoiceButton(View v) { 1815 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1816 1817 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1818 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1819 startActivity(intent); 1820 } 1821 1822 /** 1823 * Event handler for the "grid" button that appears on the home screen, which 1824 * enters all apps mode. 1825 * 1826 * @param v The view that was clicked. 1827 */ 1828 public void onClickAllAppsButton(View v) { 1829 showAllApps(true); 1830 } 1831 1832 public void onTouchDownAllAppsButton(View v) { 1833 // Provide the same haptic feedback that the system offers for virtual keys. 1834 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); 1835 } 1836 1837 public void onClickAppMarketButton(View v) { 1838 if (mAppMarketIntent != null) { 1839 startActivitySafely(mAppMarketIntent, "app market"); 1840 } else { 1841 Log.e(TAG, "Invalid app market intent."); 1842 } 1843 } 1844 1845 void startApplicationDetailsActivity(ComponentName componentName) { 1846 String packageName = componentName.getPackageName(); 1847 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1848 Uri.fromParts("package", packageName, null)); 1849 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1850 startActivity(intent); 1851 } 1852 1853 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1854 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1855 // System applications cannot be installed. For now, show a toast explaining that. 1856 // We may give them the option of disabling apps this way. 1857 int messageId = R.string.uninstall_system_app_text; 1858 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1859 } else { 1860 String packageName = appInfo.componentName.getPackageName(); 1861 String className = appInfo.componentName.getClassName(); 1862 Intent intent = new Intent( 1863 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1864 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1865 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 1866 startActivity(intent); 1867 } 1868 } 1869 1870 boolean startActivitySafely(Intent intent, Object tag) { 1871 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1872 try { 1873 startActivity(intent); 1874 return true; 1875 } catch (ActivityNotFoundException e) { 1876 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1877 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1878 } catch (SecurityException e) { 1879 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1880 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1881 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1882 "or use the exported attribute for this activity. " 1883 + "tag="+ tag + " intent=" + intent, e); 1884 } 1885 return false; 1886 } 1887 1888 void startActivityForResultSafely(Intent intent, int requestCode) { 1889 try { 1890 startActivityForResult(intent, requestCode); 1891 } catch (ActivityNotFoundException e) { 1892 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1893 } catch (SecurityException e) { 1894 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1895 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1896 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1897 "or use the exported attribute for this activity.", e); 1898 } 1899 } 1900 1901 private void handleFolderClick(FolderIcon folderIcon) { 1902 final FolderInfo info = folderIcon.mInfo; 1903 Folder openFolder = mWorkspace.getFolderForTag(info); 1904 1905 // If the folder info reports that the associated folder is open, then verify that 1906 // it is actually opened. There have been a few instances where this gets out of sync. 1907 if (info.opened && openFolder == null) { 1908 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " 1909 + info.screen + " (" + info.cellX + ", " + info.cellY + ")"); 1910 info.opened = false; 1911 } 1912 1913 if (!info.opened) { 1914 // Close any open folder 1915 closeFolder(); 1916 // Open the requested folder 1917 openFolder(folderIcon); 1918 } else { 1919 // Find the open folder... 1920 int folderScreen; 1921 if (openFolder != null) { 1922 folderScreen = mWorkspace.getPageForView(openFolder); 1923 // .. and close it 1924 closeFolder(openFolder); 1925 if (folderScreen != mWorkspace.getCurrentPage()) { 1926 // Close any folder open on the current screen 1927 closeFolder(); 1928 // Pull the folder onto this screen 1929 openFolder(folderIcon); 1930 } 1931 } 1932 } 1933 } 1934 1935 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1936 if (fi == null) return; 1937 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1938 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1939 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1940 1941 FolderInfo info = (FolderInfo) fi.getTag(); 1942 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1943 CellLayout cl = (CellLayout) fi.getParent().getParent(); 1944 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); 1945 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); 1946 } 1947 1948 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1949 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1950 oa.start(); 1951 } 1952 1953 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1954 if (fi == null) return; 1955 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1956 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1957 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1958 1959 FolderInfo info = (FolderInfo) fi.getTag(); 1960 CellLayout cl = null; 1961 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1962 cl = (CellLayout) fi.getParent().getParent(); 1963 } 1964 1965 final CellLayout layout = cl; 1966 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1967 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1968 oa.addListener(new AnimatorListenerAdapter() { 1969 @Override 1970 public void onAnimationEnd(Animator animation) { 1971 if (layout != null) { 1972 layout.clearFolderLeaveBehind(); 1973 } 1974 } 1975 }); 1976 oa.start(); 1977 } 1978 1979 /** 1980 * Opens the user folder described by the specified tag. The opening of the folder 1981 * is animated relative to the specified View. If the View is null, no animation 1982 * is played. 1983 * 1984 * @param folderInfo The FolderInfo describing the folder to open. 1985 */ 1986 public void openFolder(FolderIcon folderIcon) { 1987 Folder folder = folderIcon.mFolder; 1988 FolderInfo info = folder.mInfo; 1989 1990 growAndFadeOutFolderIcon(folderIcon); 1991 info.opened = true; 1992 1993 // Just verify that the folder hasn't already been added to the DragLayer. 1994 // There was a one-off crash where the folder had a parent already. 1995 if (folder.getParent() == null) { 1996 mDragLayer.addView(folder); 1997 mDragController.addDropTarget((DropTarget) folder); 1998 } else { 1999 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + 2000 folder.getParent() + ")."); 2001 } 2002 folder.animateOpen(); 2003 } 2004 2005 public void closeFolder() { 2006 Folder folder = mWorkspace.getOpenFolder(); 2007 if (folder != null) { 2008 if (folder.isEditingName()) { 2009 folder.dismissEditingName(); 2010 } 2011 closeFolder(folder); 2012 2013 // Dismiss the folder cling 2014 dismissFolderCling(null); 2015 } 2016 } 2017 2018 void closeFolder(Folder folder) { 2019 folder.getInfo().opened = false; 2020 2021 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2022 if (parent != null) { 2023 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); 2024 shrinkAndFadeInFolderIcon(fi); 2025 } 2026 folder.animateClosed(); 2027 } 2028 2029 public boolean onLongClick(View v) { 2030 2031 if (mState != State.WORKSPACE) { 2032 return false; 2033 } 2034 2035 if (isWorkspaceLocked()) { 2036 return false; 2037 } 2038 2039 if (!(v instanceof CellLayout)) { 2040 v = (View) v.getParent().getParent(); 2041 } 2042 2043 resetAddInfo(); 2044 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2045 // This happens when long clicking an item with the dpad/trackball 2046 if (longClickCellInfo == null) { 2047 return true; 2048 } 2049 2050 // The hotseat touch handling does not go through Workspace, and we always allow long press 2051 // on hotseat items. 2052 final View itemUnderLongClick = longClickCellInfo.cell; 2053 boolean allowLongPress = isHotseatLayout(v) || mWorkspace.allowLongPress(); 2054 if (allowLongPress && !mDragController.isDragging()) { 2055 if (itemUnderLongClick == null) { 2056 // User long pressed on empty space 2057 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2058 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2059 startWallpaper(); 2060 } else { 2061 if (!(itemUnderLongClick instanceof Folder)) { 2062 // User long pressed on an item 2063 mWorkspace.startDrag(longClickCellInfo); 2064 } 2065 } 2066 } 2067 return true; 2068 } 2069 2070 boolean isHotseatLayout(View layout) { 2071 return mHotseat != null && layout != null && 2072 (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); 2073 } 2074 Hotseat getHotseat() { 2075 return mHotseat; 2076 } 2077 SearchDropTargetBar getSearchBar() { 2078 return mSearchDropTargetBar; 2079 } 2080 2081 /** 2082 * Returns the CellLayout of the specified container at the specified screen. 2083 */ 2084 CellLayout getCellLayout(long container, int screen) { 2085 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2086 if (mHotseat != null) { 2087 return mHotseat.getLayout(); 2088 } else { 2089 return null; 2090 } 2091 } else { 2092 return (CellLayout) mWorkspace.getChildAt(screen); 2093 } 2094 } 2095 2096 Workspace getWorkspace() { 2097 return mWorkspace; 2098 } 2099 2100 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2101 public boolean isAllAppsVisible() { 2102 return (mState == State.APPS_CUSTOMIZE); 2103 } 2104 2105 public boolean isAllAppsButtonRank(int rank) { 2106 return mHotseat.isAllAppsButtonRank(rank); 2107 } 2108 2109 // AllAppsView.Watcher 2110 public void zoomed(float zoom) { 2111 if (zoom == 1.0f) { 2112 mWorkspace.setVisibility(View.GONE); 2113 } 2114 } 2115 2116 /** 2117 * Helper method for the cameraZoomIn/cameraZoomOut animations 2118 * @param view The view being animated 2119 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2120 * @param scaleFactor The scale factor used for the zoom 2121 */ 2122 private void setPivotsForZoom(View view, float scaleFactor) { 2123 view.setPivotX(view.getWidth() / 2.0f); 2124 view.setPivotY(view.getHeight() / 2.0f); 2125 } 2126 2127 void updateWallpaperVisibility(boolean visible) { 2128 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; 2129 int curflags = getWindow().getAttributes().flags 2130 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; 2131 if (wpflags != curflags) { 2132 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); 2133 } 2134 } 2135 2136 private void dispatchOnLauncherTransitionStart(View v, boolean animated, boolean toWorkspace) { 2137 if (v instanceof LauncherTransitionable) { 2138 ((LauncherTransitionable) v).onLauncherTransitionStart(this, animated, toWorkspace); 2139 } 2140 2141 // Update the workspace transition step as well 2142 dispatchOnLauncherTransitionStep(v, 0f); 2143 } 2144 2145 private void dispatchOnLauncherTransitionStep(View v, float t) { 2146 if (v instanceof LauncherTransitionable) { 2147 ((LauncherTransitionable) v).onLauncherTransitionStep(this, t); 2148 } 2149 } 2150 2151 private void dispatchOnLauncherTransitionEnd(View v, boolean animated, boolean toWorkspace) { 2152 if (v instanceof LauncherTransitionable) { 2153 ((LauncherTransitionable) v).onLauncherTransitionEnd(this, animated, toWorkspace); 2154 } 2155 2156 // Update the workspace transition step as well 2157 dispatchOnLauncherTransitionStep(v, 1f); 2158 } 2159 2160 /** 2161 * Things to test when changing the following seven functions. 2162 * - Home from workspace 2163 * - from center screen 2164 * - from other screens 2165 * - Home from all apps 2166 * - from center screen 2167 * - from other screens 2168 * - Back from all apps 2169 * - from center screen 2170 * - from other screens 2171 * - Launch app from workspace and quit 2172 * - with back 2173 * - with home 2174 * - Launch app from all apps and quit 2175 * - with back 2176 * - with home 2177 * - Go to a screen that's not the default, then all 2178 * apps, and launch and app, and go back 2179 * - with back 2180 * -with home 2181 * - On workspace, long press power and go back 2182 * - with back 2183 * - with home 2184 * - On all apps, long press power and go back 2185 * - with back 2186 * - with home 2187 * - On workspace, power off 2188 * - On all apps, power off 2189 * - Launch an app and turn off the screen while in that app 2190 * - Go back with home key 2191 * - Go back with back key TODO: make this not go to workspace 2192 * - From all apps 2193 * - From workspace 2194 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2195 * - From all apps 2196 * - From the center workspace 2197 * - From another workspace 2198 */ 2199 2200 /** 2201 * Zoom the camera out from the workspace to reveal 'toView'. 2202 * Assumes that the view to show is anchored at either the very top or very bottom 2203 * of the screen. 2204 */ 2205 private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded) { 2206 if (mStateAnimation != null) { 2207 mStateAnimation.cancel(); 2208 mStateAnimation = null; 2209 } 2210 final Resources res = getResources(); 2211 2212 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2213 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2214 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2215 final View fromView = mWorkspace; 2216 final View toView = mAppsCustomizeTabHost; 2217 final int startDelay = 2218 res.getInteger(R.integer.config_workspaceAppsCustomizeAnimationStagger); 2219 2220 setPivotsForZoom(toView, scale); 2221 2222 // Shrink workspaces away if going to AppsCustomize from workspace 2223 Animator workspaceAnim = 2224 mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated); 2225 2226 if (animated) { 2227 toView.setScaleX(scale); 2228 toView.setScaleY(scale); 2229 final LauncherViewPropertyAnimator scaleAnim = new LauncherViewPropertyAnimator(toView); 2230 scaleAnim. 2231 scaleX(1f).scaleY(1f). 2232 setDuration(duration). 2233 setInterpolator(new Workspace.ZoomOutInterpolator()); 2234 2235 toView.setVisibility(View.VISIBLE); 2236 toView.setAlpha(0f); 2237 final ObjectAnimator alphaAnim = ObjectAnimator 2238 .ofFloat(toView, "alpha", 0f, 1f) 2239 .setDuration(fadeDuration); 2240 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2241 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2242 @Override 2243 public void onAnimationUpdate(ValueAnimator animation) { 2244 float t = (Float) animation.getAnimatedValue(); 2245 dispatchOnLauncherTransitionStep(fromView, t); 2246 dispatchOnLauncherTransitionStep(toView, t); 2247 } 2248 }); 2249 2250 // toView should appear right at the end of the workspace shrink 2251 // animation 2252 mStateAnimation = new AnimatorSet(); 2253 mStateAnimation.play(scaleAnim).after(startDelay); 2254 mStateAnimation.play(alphaAnim).after(startDelay); 2255 2256 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2257 boolean animationCancelled = false; 2258 2259 @Override 2260 public void onAnimationStart(Animator animation) { 2261 updateWallpaperVisibility(true); 2262 // Prepare the position 2263 toView.setTranslationX(0.0f); 2264 toView.setTranslationY(0.0f); 2265 toView.setVisibility(View.VISIBLE); 2266 toView.bringToFront(); 2267 } 2268 @Override 2269 public void onAnimationEnd(Animator animation) { 2270 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2271 dispatchOnLauncherTransitionEnd(toView, animated, false); 2272 2273 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2274 // Hide the workspace scrollbar 2275 mWorkspace.hideScrollingIndicator(true); 2276 hideDockDivider(); 2277 } 2278 if (!animationCancelled) { 2279 updateWallpaperVisibility(false); 2280 } 2281 } 2282 2283 @Override 2284 public void onAnimationCancel(Animator animation) { 2285 animationCancelled = true; 2286 } 2287 }); 2288 2289 if (workspaceAnim != null) { 2290 mStateAnimation.play(workspaceAnim); 2291 } 2292 2293 boolean delayAnim = false; 2294 final ViewTreeObserver observer; 2295 2296 dispatchOnLauncherTransitionStart(fromView, animated, false); 2297 dispatchOnLauncherTransitionStart(toView, animated, false); 2298 2299 // If any of the objects being animated haven't been measured/laid out 2300 // yet, delay the animation until we get a layout pass 2301 if ((((LauncherTransitionable) toView).getContent().getMeasuredWidth() == 0) || 2302 (mWorkspace.getMeasuredWidth() == 0) || 2303 (toView.getMeasuredWidth() == 0)) { 2304 observer = mWorkspace.getViewTreeObserver(); 2305 delayAnim = true; 2306 } else { 2307 observer = null; 2308 } 2309 2310 if (delayAnim) { 2311 final AnimatorSet stateAnimation = mStateAnimation; 2312 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() { 2313 public void onGlobalLayout() { 2314 mWorkspace.post(new Runnable() { 2315 public void run() { 2316 // Check that mStateAnimation hasn't changed while 2317 // we waited for a layout pass 2318 if (mStateAnimation == stateAnimation) { 2319 // Need to update pivots for zoom if layout changed 2320 setPivotsForZoom(toView, scale); 2321 mStateAnimation.start(); 2322 } 2323 } 2324 }); 2325 observer.removeOnGlobalLayoutListener(this); 2326 } 2327 }; 2328 observer.addOnGlobalLayoutListener(delayedStart); 2329 } else { 2330 setPivotsForZoom(toView, scale); 2331 mStateAnimation.start(); 2332 } 2333 } else { 2334 toView.setTranslationX(0.0f); 2335 toView.setTranslationY(0.0f); 2336 toView.setScaleX(1.0f); 2337 toView.setScaleY(1.0f); 2338 toView.setVisibility(View.VISIBLE); 2339 toView.bringToFront(); 2340 2341 if (!springLoaded && !LauncherApplication.isScreenLarge()) { 2342 // Hide the workspace scrollbar 2343 mWorkspace.hideScrollingIndicator(true); 2344 hideDockDivider(); 2345 } 2346 dispatchOnLauncherTransitionStart(fromView, animated, false); 2347 dispatchOnLauncherTransitionEnd(fromView, animated, false); 2348 dispatchOnLauncherTransitionStart(toView, animated, false); 2349 dispatchOnLauncherTransitionEnd(toView, animated, false); 2350 updateWallpaperVisibility(false); 2351 } 2352 } 2353 2354 /** 2355 * Zoom the camera back into the workspace, hiding 'fromView'. 2356 * This is the opposite of showAppsCustomizeHelper. 2357 * @param animated If true, the transition will be animated. 2358 */ 2359 private void hideAppsCustomizeHelper(State toState, final boolean animated, 2360 final boolean springLoaded, final Runnable onCompleteRunnable) { 2361 2362 if (mStateAnimation != null) { 2363 mStateAnimation.cancel(); 2364 mStateAnimation = null; 2365 } 2366 Resources res = getResources(); 2367 2368 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2369 final int fadeOutDuration = 2370 res.getInteger(R.integer.config_appsCustomizeFadeOutTime); 2371 final float scaleFactor = (float) 2372 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2373 final View fromView = mAppsCustomizeTabHost; 2374 final View toView = mWorkspace; 2375 Animator workspaceAnim = null; 2376 2377 if (toState == State.WORKSPACE) { 2378 int stagger = res.getInteger(R.integer.config_appsCustomizeWorkspaceAnimationStagger); 2379 workspaceAnim = mWorkspace.getChangeStateAnimation( 2380 Workspace.State.NORMAL, animated, stagger); 2381 } else if (toState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2382 workspaceAnim = mWorkspace.getChangeStateAnimation( 2383 Workspace.State.SPRING_LOADED, animated); 2384 } 2385 2386 setPivotsForZoom(fromView, scaleFactor); 2387 updateWallpaperVisibility(true); 2388 showHotseat(animated); 2389 if (animated) { 2390 final LauncherViewPropertyAnimator scaleAnim = 2391 new LauncherViewPropertyAnimator(fromView); 2392 scaleAnim. 2393 scaleX(scaleFactor).scaleY(scaleFactor). 2394 setDuration(duration). 2395 setInterpolator(new Workspace.ZoomInInterpolator()); 2396 2397 final ObjectAnimator alphaAnim = ObjectAnimator 2398 .ofFloat(fromView, "alpha", 1f, 0f) 2399 .setDuration(fadeOutDuration); 2400 alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator()); 2401 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2402 @Override 2403 public void onAnimationUpdate(ValueAnimator animation) { 2404 float t = 1f - (Float) animation.getAnimatedValue(); 2405 dispatchOnLauncherTransitionStep(fromView, t); 2406 dispatchOnLauncherTransitionStep(toView, t); 2407 } 2408 }); 2409 2410 mStateAnimation = new AnimatorSet(); 2411 2412 dispatchOnLauncherTransitionStart(fromView, animated, true); 2413 dispatchOnLauncherTransitionStart(toView, animated, true); 2414 2415 mStateAnimation.addListener(new AnimatorListenerAdapter() { 2416 @Override 2417 public void onAnimationEnd(Animator animation) { 2418 updateWallpaperVisibility(true); 2419 fromView.setVisibility(View.GONE); 2420 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2421 dispatchOnLauncherTransitionEnd(toView, animated, true); 2422 mWorkspace.hideScrollingIndicator(false); 2423 if (onCompleteRunnable != null) { 2424 onCompleteRunnable.run(); 2425 } 2426 } 2427 }); 2428 2429 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2430 if (workspaceAnim != null) { 2431 mStateAnimation.play(workspaceAnim); 2432 } 2433 mStateAnimation.start(); 2434 } else { 2435 fromView.setVisibility(View.GONE); 2436 dispatchOnLauncherTransitionStart(fromView, animated, true); 2437 dispatchOnLauncherTransitionEnd(fromView, animated, true); 2438 dispatchOnLauncherTransitionStart(toView, animated, true); 2439 dispatchOnLauncherTransitionEnd(toView, animated, true); 2440 mWorkspace.hideScrollingIndicator(false); 2441 } 2442 } 2443 2444 @Override 2445 public void onTrimMemory(int level) { 2446 super.onTrimMemory(level); 2447 if (level >= ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN) { 2448 mAppsCustomizeTabHost.onTrimMemory(); 2449 } 2450 } 2451 2452 void showWorkspace(boolean animated) { 2453 showWorkspace(animated, null); 2454 } 2455 2456 void showWorkspace(boolean animated, Runnable onCompleteRunnable) { 2457 if (mState != State.WORKSPACE) { 2458 mWorkspace.setVisibility(View.VISIBLE); 2459 hideAppsCustomizeHelper(State.WORKSPACE, animated, false, onCompleteRunnable); 2460 2461 // Show the search bar and hotseat 2462 mSearchDropTargetBar.showSearchBar(animated); 2463 // We only need to animate in the dock divider if we're going from spring loaded mode 2464 showDockDivider(animated && mState == State.APPS_CUSTOMIZE_SPRING_LOADED); 2465 2466 // Set focus to the AppsCustomize button 2467 if (mAllAppsButton != null) { 2468 mAllAppsButton.requestFocus(); 2469 } 2470 } 2471 2472 mWorkspace.flashScrollingIndicator(animated); 2473 2474 // Change the state *after* we've called all the transition code 2475 mState = State.WORKSPACE; 2476 2477 // Resume the auto-advance of widgets 2478 mUserPresent = true; 2479 updateRunning(); 2480 2481 // send an accessibility event to announce the context change 2482 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2483 } 2484 2485 void showAllApps(boolean animated) { 2486 if (mState != State.WORKSPACE) return; 2487 2488 showAppsCustomizeHelper(animated, false); 2489 mAppsCustomizeTabHost.requestFocus(); 2490 2491 // Hide the search bar and hotseat 2492 mSearchDropTargetBar.hideSearchBar(animated); 2493 2494 // Change the state *after* we've called all the transition code 2495 mState = State.APPS_CUSTOMIZE; 2496 2497 // Pause the auto-advance of widgets until we are out of AllApps 2498 mUserPresent = false; 2499 updateRunning(); 2500 closeFolder(); 2501 2502 // Send an accessibility event to announce the context change 2503 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2504 } 2505 2506 void enterSpringLoadedDragMode() { 2507 if (mState == State.APPS_CUSTOMIZE) { 2508 hideAppsCustomizeHelper(State.APPS_CUSTOMIZE_SPRING_LOADED, true, true, null); 2509 hideDockDivider(); 2510 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2511 } 2512 } 2513 2514 void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, boolean extendedDelay, 2515 final Runnable onCompleteRunnable) { 2516 if (mState != State.APPS_CUSTOMIZE_SPRING_LOADED) return; 2517 2518 mHandler.postDelayed(new Runnable() { 2519 @Override 2520 public void run() { 2521 if (successfulDrop) { 2522 // Before we show workspace, hide all apps again because 2523 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should 2524 // clean up our state transition functions 2525 mAppsCustomizeTabHost.setVisibility(View.GONE); 2526 mSearchDropTargetBar.showSearchBar(true); 2527 showWorkspace(true, onCompleteRunnable); 2528 } else { 2529 exitSpringLoadedDragMode(); 2530 } 2531 } 2532 }, (extendedDelay ? 2533 EXIT_SPRINGLOADED_MODE_LONG_TIMEOUT : 2534 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT)); 2535 } 2536 2537 void exitSpringLoadedDragMode() { 2538 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2539 final boolean animated = true; 2540 final boolean springLoaded = true; 2541 showAppsCustomizeHelper(animated, springLoaded); 2542 mState = State.APPS_CUSTOMIZE; 2543 } 2544 // Otherwise, we are not in spring loaded mode, so don't do anything. 2545 } 2546 2547 void hideDockDivider() { 2548 if (mQsbDivider != null && mDockDivider != null) { 2549 mQsbDivider.setVisibility(View.INVISIBLE); 2550 mDockDivider.setVisibility(View.INVISIBLE); 2551 } 2552 } 2553 2554 void showDockDivider(boolean animated) { 2555 if (mQsbDivider != null && mDockDivider != null) { 2556 mQsbDivider.setVisibility(View.VISIBLE); 2557 mDockDivider.setVisibility(View.VISIBLE); 2558 if (mDividerAnimator != null) { 2559 mDividerAnimator.cancel(); 2560 mQsbDivider.setAlpha(1f); 2561 mDockDivider.setAlpha(1f); 2562 mDividerAnimator = null; 2563 } 2564 if (animated) { 2565 mDividerAnimator = new AnimatorSet(); 2566 mDividerAnimator.playTogether(ObjectAnimator.ofFloat(mQsbDivider, "alpha", 1f), 2567 ObjectAnimator.ofFloat(mDockDivider, "alpha", 1f)); 2568 mDividerAnimator.setDuration(mSearchDropTargetBar.getTransitionInDuration()); 2569 mDividerAnimator.start(); 2570 } 2571 } 2572 } 2573 2574 void lockAllApps() { 2575 // TODO 2576 } 2577 2578 void unlockAllApps() { 2579 // TODO 2580 } 2581 2582 public boolean isAllAppsCustomizeOpen() { 2583 return mState == State.APPS_CUSTOMIZE; 2584 } 2585 2586 /** 2587 * Shows the hotseat area. 2588 */ 2589 void showHotseat(boolean animated) { 2590 if (!LauncherApplication.isScreenLarge()) { 2591 if (animated) { 2592 if (mHotseat.getAlpha() != 1f) { 2593 int duration = mSearchDropTargetBar.getTransitionInDuration(); 2594 mHotseat.animate().alpha(1f).setDuration(duration); 2595 } 2596 } else { 2597 mHotseat.setAlpha(1f); 2598 } 2599 } 2600 } 2601 2602 /** 2603 * Hides the hotseat area. 2604 */ 2605 void hideHotseat(boolean animated) { 2606 if (!LauncherApplication.isScreenLarge()) { 2607 if (animated) { 2608 if (mHotseat.getAlpha() != 0f) { 2609 int duration = mSearchDropTargetBar.getTransitionOutDuration(); 2610 mHotseat.animate().alpha(0f).setDuration(duration); 2611 } 2612 } else { 2613 mHotseat.setAlpha(0f); 2614 } 2615 } 2616 } 2617 2618 /** 2619 * Add an item from all apps or customize onto the given workspace screen. 2620 * If layout is null, add to the current screen. 2621 */ 2622 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2623 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2624 showOutOfSpaceMessage(isHotseatLayout(layout)); 2625 } 2626 } 2627 2628 /** Maps the current orientation to an index for referencing orientation correct global icons */ 2629 private int getCurrentOrientationIndexForGlobalIcons() { 2630 // default - 0, landscape - 1 2631 switch (getResources().getConfiguration().orientation) { 2632 case Configuration.ORIENTATION_LANDSCAPE: 2633 return 1; 2634 default: 2635 return 0; 2636 } 2637 } 2638 2639 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2640 try { 2641 PackageManager packageManager = getPackageManager(); 2642 // Look for the toolbar icon specified in the activity meta-data 2643 Bundle metaData = packageManager.getActivityInfo( 2644 activityName, PackageManager.GET_META_DATA).metaData; 2645 if (metaData != null) { 2646 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2647 if (iconResId != 0) { 2648 Resources res = packageManager.getResourcesForActivity(activityName); 2649 return res.getDrawable(iconResId); 2650 } 2651 } 2652 } catch (NameNotFoundException e) { 2653 // This can happen if the activity defines an invalid drawable 2654 Log.w(TAG, "Failed to load toolbar icon; " + activityName.flattenToShortString() + 2655 " not found", e); 2656 } catch (Resources.NotFoundException nfe) { 2657 // This can happen if the activity defines an invalid drawable 2658 Log.w(TAG, "Failed to load toolbar icon from " + activityName.flattenToShortString(), 2659 nfe); 2660 } 2661 return null; 2662 } 2663 2664 // if successful in getting icon, return it; otherwise, set button to use default drawable 2665 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2666 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2667 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2668 Resources r = getResources(); 2669 int w = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_width); 2670 int h = r.getDimensionPixelSize(R.dimen.toolbar_external_icon_height); 2671 2672 TextView button = (TextView) findViewById(buttonId); 2673 // If we were unable to find the icon via the meta-data, use a generic one 2674 if (toolbarIcon == null) { 2675 toolbarIcon = r.getDrawable(fallbackDrawableId); 2676 toolbarIcon.setBounds(0, 0, w, h); 2677 if (button != null) { 2678 button.setCompoundDrawables(toolbarIcon, null, null, null); 2679 } 2680 return null; 2681 } else { 2682 toolbarIcon.setBounds(0, 0, w, h); 2683 if (button != null) { 2684 button.setCompoundDrawables(toolbarIcon, null, null, null); 2685 } 2686 return toolbarIcon.getConstantState(); 2687 } 2688 } 2689 2690 // if successful in getting icon, return it; otherwise, set button to use default drawable 2691 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2692 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2693 ImageView button = (ImageView) findViewById(buttonId); 2694 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2695 2696 if (button != null) { 2697 // If we were unable to find the icon via the meta-data, use a 2698 // generic one 2699 if (toolbarIcon == null) { 2700 button.setImageResource(fallbackDrawableId); 2701 } else { 2702 button.setImageDrawable(toolbarIcon); 2703 } 2704 } 2705 2706 return toolbarIcon != null ? toolbarIcon.getConstantState() : null; 2707 2708 } 2709 2710 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2711 TextView button = (TextView) findViewById(buttonId); 2712 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2713 } 2714 2715 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2716 ImageView button = (ImageView) findViewById(buttonId); 2717 button.setImageDrawable(d.newDrawable(getResources())); 2718 } 2719 2720 private void invalidatePressedFocusedStates(View container, View button) { 2721 if (container instanceof HolographicLinearLayout) { 2722 HolographicLinearLayout layout = (HolographicLinearLayout) container; 2723 layout.invalidatePressedFocusedStates(); 2724 } else if (button instanceof HolographicImageView) { 2725 HolographicImageView view = (HolographicImageView) button; 2726 view.invalidatePressedFocusedStates(); 2727 } 2728 } 2729 2730 private boolean updateGlobalSearchIcon() { 2731 final View searchButtonContainer = findViewById(R.id.search_button_container); 2732 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2733 final View searchDivider = findViewById(R.id.search_divider); 2734 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2735 final View voiceButton = findViewById(R.id.voice_button); 2736 2737 final SearchManager searchManager = 2738 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2739 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2740 if (activityName != null) { 2741 int coi = getCurrentOrientationIndexForGlobalIcons(); 2742 sGlobalSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2743 R.id.search_button, activityName, R.drawable.ic_home_search_normal_holo); 2744 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2745 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.VISIBLE); 2746 searchButton.setVisibility(View.VISIBLE); 2747 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2748 return true; 2749 } else { 2750 // We disable both search and voice search when there is no global search provider 2751 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2752 if (searchButtonContainer != null) searchButtonContainer.setVisibility(View.GONE); 2753 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2754 searchButton.setVisibility(View.GONE); 2755 voiceButton.setVisibility(View.GONE); 2756 return false; 2757 } 2758 } 2759 2760 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2761 final View searchButtonContainer = findViewById(R.id.search_button_container); 2762 final View searchButton = (ImageView) findViewById(R.id.search_button); 2763 updateButtonWithDrawable(R.id.search_button, d); 2764 invalidatePressedFocusedStates(searchButtonContainer, searchButton); 2765 } 2766 2767 private boolean updateVoiceSearchIcon(boolean searchVisible) { 2768 final View searchDivider = findViewById(R.id.search_divider); 2769 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2770 final View voiceButton = findViewById(R.id.voice_button); 2771 2772 // We only show/update the voice search icon if the search icon is enabled as well 2773 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2774 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2775 if (searchVisible && activityName != null) { 2776 int coi = getCurrentOrientationIndexForGlobalIcons(); 2777 sVoiceSearchIcon[coi] = updateButtonWithIconFromExternalActivity( 2778 R.id.voice_button, activityName, R.drawable.ic_home_voice_search_holo); 2779 if (searchDivider != null) searchDivider.setVisibility(View.VISIBLE); 2780 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.VISIBLE); 2781 voiceButton.setVisibility(View.VISIBLE); 2782 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 2783 return true; 2784 } else { 2785 if (searchDivider != null) searchDivider.setVisibility(View.GONE); 2786 if (voiceButtonContainer != null) voiceButtonContainer.setVisibility(View.GONE); 2787 voiceButton.setVisibility(View.GONE); 2788 return false; 2789 } 2790 } 2791 2792 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2793 final View voiceButtonContainer = findViewById(R.id.voice_button_container); 2794 final View voiceButton = findViewById(R.id.voice_button); 2795 updateButtonWithDrawable(R.id.voice_button, d); 2796 invalidatePressedFocusedStates(voiceButtonContainer, voiceButton); 2797 } 2798 2799 /** 2800 * Sets the app market icon 2801 */ 2802 private void updateAppMarketIcon() { 2803 final View marketButton = findViewById(R.id.market_button); 2804 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2805 // Find the app market activity by resolving an intent. 2806 // (If multiple app markets are installed, it will return the ResolverActivity.) 2807 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2808 if (activityName != null) { 2809 int coi = getCurrentOrientationIndexForGlobalIcons(); 2810 mAppMarketIntent = intent; 2811 sAppMarketIcon[coi] = updateTextButtonWithIconFromExternalActivity( 2812 R.id.market_button, activityName, R.drawable.ic_launcher_market_holo); 2813 marketButton.setVisibility(View.VISIBLE); 2814 } else { 2815 // We should hide and disable the view so that we don't try and restore the visibility 2816 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2817 marketButton.setVisibility(View.GONE); 2818 marketButton.setEnabled(false); 2819 } 2820 } 2821 2822 private void updateAppMarketIcon(Drawable.ConstantState d) { 2823 updateTextButtonWithDrawable(R.id.market_button, d); 2824 } 2825 2826 /** 2827 * Receives notifications when system dialogs are to be closed. 2828 */ 2829 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2830 @Override 2831 public void onReceive(Context context, Intent intent) { 2832 closeSystemDialogs(); 2833 } 2834 } 2835 2836 /** 2837 * Receives notifications whenever the appwidgets are reset. 2838 */ 2839 private class AppWidgetResetObserver extends ContentObserver { 2840 public AppWidgetResetObserver() { 2841 super(new Handler()); 2842 } 2843 2844 @Override 2845 public void onChange(boolean selfChange) { 2846 onAppWidgetReset(); 2847 } 2848 } 2849 2850 /** 2851 * If the activity is currently paused, signal that we need to re-run the loader 2852 * in onResume. 2853 * 2854 * This needs to be called from incoming places where resources might have been loaded 2855 * while we are paused. That is becaues the Configuration might be wrong 2856 * when we're not running, and if it comes back to what it was when we 2857 * were paused, we are not restarted. 2858 * 2859 * Implementation of the method from LauncherModel.Callbacks. 2860 * 2861 * @return true if we are currently paused. The caller might be able to 2862 * skip some work in that case since we will come back again. 2863 */ 2864 public boolean setLoadOnResume() { 2865 if (mPaused) { 2866 Log.i(TAG, "setLoadOnResume"); 2867 mOnResumeNeedsLoad = true; 2868 return true; 2869 } else { 2870 return false; 2871 } 2872 } 2873 2874 /** 2875 * Implementation of the method from LauncherModel.Callbacks. 2876 */ 2877 public int getCurrentWorkspaceScreen() { 2878 if (mWorkspace != null) { 2879 return mWorkspace.getCurrentPage(); 2880 } else { 2881 return SCREEN_COUNT / 2; 2882 } 2883 } 2884 2885 /** 2886 * Refreshes the shortcuts shown on the workspace. 2887 * 2888 * Implementation of the method from LauncherModel.Callbacks. 2889 */ 2890 public void startBinding() { 2891 final Workspace workspace = mWorkspace; 2892 2893 mNewShortcutAnimatePage = -1; 2894 mNewShortcutAnimateViews.clear(); 2895 mWorkspace.clearDropTargets(); 2896 int count = workspace.getChildCount(); 2897 for (int i = 0; i < count; i++) { 2898 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 2899 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 2900 layoutParent.removeAllViewsInLayout(); 2901 } 2902 mWidgetsToAdvance.clear(); 2903 if (mHotseat != null) { 2904 mHotseat.resetLayout(); 2905 } 2906 } 2907 2908 /** 2909 * Bind the items start-end from the list. 2910 * 2911 * Implementation of the method from LauncherModel.Callbacks. 2912 */ 2913 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 2914 setLoadOnResume(); 2915 2916 // Get the list of added shortcuts and intersect them with the set of shortcuts here 2917 Set<String> newApps = new HashSet<String>(); 2918 newApps = mSharedPrefs.getStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, newApps); 2919 2920 Workspace workspace = mWorkspace; 2921 for (int i = start; i < end; i++) { 2922 final ItemInfo item = shortcuts.get(i); 2923 2924 // Short circuit if we are loading dock items for a configuration which has no dock 2925 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && 2926 mHotseat == null) { 2927 continue; 2928 } 2929 2930 switch (item.itemType) { 2931 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 2932 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 2933 ShortcutInfo info = (ShortcutInfo) item; 2934 String uri = info.intent.toUri(0).toString(); 2935 View shortcut = createShortcut(info); 2936 workspace.addInScreen(shortcut, item.container, item.screen, item.cellX, 2937 item.cellY, 1, 1, false); 2938 if (newApps.contains(uri)) { 2939 newApps.remove(uri); 2940 2941 // Prepare the view to be animated up 2942 shortcut.setAlpha(0f); 2943 shortcut.setScaleX(0f); 2944 shortcut.setScaleY(0f); 2945 mNewShortcutAnimatePage = item.screen; 2946 if (!mNewShortcutAnimateViews.contains(shortcut)) { 2947 mNewShortcutAnimateViews.add(shortcut); 2948 } 2949 } 2950 break; 2951 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2952 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 2953 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 2954 (FolderInfo) item, mIconCache); 2955 workspace.addInScreen(newFolder, item.container, item.screen, item.cellX, 2956 item.cellY, 1, 1, false); 2957 break; 2958 } 2959 } 2960 2961 workspace.requestLayout(); 2962 } 2963 2964 /** 2965 * Implementation of the method from LauncherModel.Callbacks. 2966 */ 2967 public void bindFolders(HashMap<Long, FolderInfo> folders) { 2968 setLoadOnResume(); 2969 sFolders.clear(); 2970 sFolders.putAll(folders); 2971 } 2972 2973 /** 2974 * Add the views for a widget to the workspace. 2975 * 2976 * Implementation of the method from LauncherModel.Callbacks. 2977 */ 2978 public void bindAppWidget(LauncherAppWidgetInfo item) { 2979 setLoadOnResume(); 2980 2981 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 2982 if (DEBUG_WIDGETS) { 2983 Log.d(TAG, "bindAppWidget: " + item); 2984 } 2985 final Workspace workspace = mWorkspace; 2986 2987 final int appWidgetId = item.appWidgetId; 2988 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 2989 if (DEBUG_WIDGETS) { 2990 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 2991 } 2992 2993 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 2994 2995 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 2996 item.hostView.setTag(item); 2997 2998 workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX, 2999 item.cellY, item.spanX, item.spanY, false); 3000 3001 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3002 3003 workspace.requestLayout(); 3004 3005 if (DEBUG_WIDGETS) { 3006 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3007 + (SystemClock.uptimeMillis()-start) + "ms"); 3008 } 3009 } 3010 3011 /** 3012 * Callback saying that there aren't any more items to bind. 3013 * 3014 * Implementation of the method from LauncherModel.Callbacks. 3015 */ 3016 public void finishBindingItems() { 3017 setLoadOnResume(); 3018 3019 if (mSavedState != null) { 3020 if (!mWorkspace.hasFocus()) { 3021 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3022 } 3023 mSavedState = null; 3024 } 3025 3026 if (mSavedInstanceState != null) { 3027 super.onRestoreInstanceState(mSavedInstanceState); 3028 mSavedInstanceState = null; 3029 } 3030 3031 // If we received the result of any pending adds while the loader was running (e.g. the 3032 // widget configuration forced an orientation change), process them now. 3033 for (int i = 0; i < sPendingAddList.size(); i++) { 3034 completeAdd(sPendingAddList.get(i)); 3035 } 3036 sPendingAddList.clear(); 3037 3038 // Update the market app icon as necessary (the other icons will be managed in response to 3039 // package changes in bindSearchablesChanged() 3040 updateAppMarketIcon(); 3041 3042 // Animate up any icons as necessary 3043 if (mVisible || mWorkspaceLoading) { 3044 Runnable newAppsRunnable = new Runnable() { 3045 @Override 3046 public void run() { 3047 runNewAppsAnimation(false); 3048 } 3049 }; 3050 3051 boolean willSnapPage = mNewShortcutAnimatePage > -1 && 3052 mNewShortcutAnimatePage != mWorkspace.getCurrentPage(); 3053 if (canRunNewAppsAnimation()) { 3054 // If the user has not interacted recently, then either snap to the new page to show 3055 // the new-apps animation or just run them if they are to appear on the current page 3056 if (willSnapPage) { 3057 mWorkspace.snapToPage(mNewShortcutAnimatePage, newAppsRunnable); 3058 } else { 3059 runNewAppsAnimation(false); 3060 } 3061 } else { 3062 // If the user has interacted recently, then just add the items in place if they 3063 // are on another page (or just normally if they are added to the current page) 3064 runNewAppsAnimation(willSnapPage); 3065 } 3066 } 3067 3068 mWorkspaceLoading = false; 3069 } 3070 3071 private boolean canRunNewAppsAnimation() { 3072 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); 3073 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); 3074 } 3075 3076 /** 3077 * Runs a new animation that scales up icons that were added while Launcher was in the 3078 * background. 3079 * 3080 * @param immediate whether to run the animation or show the results immediately 3081 */ 3082 private void runNewAppsAnimation(boolean immediate) { 3083 AnimatorSet anim = new AnimatorSet(); 3084 Collection<Animator> bounceAnims = new ArrayList<Animator>(); 3085 3086 // Order these new views spatially so that they animate in order 3087 Collections.sort(mNewShortcutAnimateViews, new Comparator<View>() { 3088 @Override 3089 public int compare(View a, View b) { 3090 CellLayout.LayoutParams alp = (CellLayout.LayoutParams) a.getLayoutParams(); 3091 CellLayout.LayoutParams blp = (CellLayout.LayoutParams) b.getLayoutParams(); 3092 int cellCountX = LauncherModel.getCellCountX(); 3093 return (alp.cellY * cellCountX + alp.cellX) - (blp.cellY * cellCountX + blp.cellX); 3094 } 3095 }); 3096 3097 // Animate each of the views in place (or show them immediately if requested) 3098 if (immediate) { 3099 for (View v : mNewShortcutAnimateViews) { 3100 v.setAlpha(1f); 3101 v.setScaleX(1f); 3102 v.setScaleY(1f); 3103 } 3104 } else { 3105 for (int i = 0; i < mNewShortcutAnimateViews.size(); ++i) { 3106 View v = mNewShortcutAnimateViews.get(i); 3107 ValueAnimator bounceAnim = ObjectAnimator.ofPropertyValuesHolder(v, 3108 PropertyValuesHolder.ofFloat("alpha", 1f), 3109 PropertyValuesHolder.ofFloat("scaleX", 1f), 3110 PropertyValuesHolder.ofFloat("scaleY", 1f)); 3111 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); 3112 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); 3113 bounceAnim.setInterpolator(new SmoothPagedView.OvershootInterpolator()); 3114 bounceAnims.add(bounceAnim); 3115 } 3116 anim.playTogether(bounceAnims); 3117 anim.addListener(new AnimatorListenerAdapter() { 3118 @Override 3119 public void onAnimationEnd(Animator animation) { 3120 mWorkspace.postDelayed(mBuildLayersRunnable, 500); 3121 } 3122 }); 3123 anim.start(); 3124 } 3125 3126 // Clean up 3127 mNewShortcutAnimatePage = -1; 3128 mNewShortcutAnimateViews.clear(); 3129 new Thread("clearNewAppsThread") { 3130 public void run() { 3131 mSharedPrefs.edit() 3132 .putInt(InstallShortcutReceiver.NEW_APPS_PAGE_KEY, -1) 3133 .putStringSet(InstallShortcutReceiver.NEW_APPS_LIST_KEY, null) 3134 .commit(); 3135 } 3136 }.start(); 3137 } 3138 3139 @Override 3140 public void bindSearchablesChanged() { 3141 boolean searchVisible = updateGlobalSearchIcon(); 3142 boolean voiceVisible = updateVoiceSearchIcon(searchVisible); 3143 mSearchDropTargetBar.onSearchPackagesChanged(searchVisible, voiceVisible); 3144 } 3145 3146 /** 3147 * Add the icons for all apps. 3148 * 3149 * Implementation of the method from LauncherModel.Callbacks. 3150 */ 3151 public void bindAllApplications(final ArrayList<ApplicationInfo> apps) { 3152 // Remove the progress bar entirely; we could also make it GONE 3153 // but better to remove it since we know it's not going to be used 3154 View progressBar = mAppsCustomizeTabHost. 3155 findViewById(R.id.apps_customize_progress_bar); 3156 if (progressBar != null) { 3157 ((ViewGroup)progressBar.getParent()).removeView(progressBar); 3158 } 3159 // We just post the call to setApps so the user sees the progress bar 3160 // disappear-- otherwise, it just looks like the progress bar froze 3161 // which doesn't look great 3162 mAppsCustomizeTabHost.post(new Runnable() { 3163 public void run() { 3164 if (mAppsCustomizeContent != null) { 3165 mAppsCustomizeContent.setApps(apps); 3166 } 3167 } 3168 }); 3169 } 3170 3171 /** 3172 * A package was installed. 3173 * 3174 * Implementation of the method from LauncherModel.Callbacks. 3175 */ 3176 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3177 setLoadOnResume(); 3178 3179 if (mAppsCustomizeContent != null) { 3180 mAppsCustomizeContent.addApps(apps); 3181 } 3182 } 3183 3184 /** 3185 * A package was updated. 3186 * 3187 * Implementation of the method from LauncherModel.Callbacks. 3188 */ 3189 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3190 setLoadOnResume(); 3191 if (mWorkspace != null) { 3192 mWorkspace.updateShortcuts(apps); 3193 } 3194 3195 if (mAppsCustomizeContent != null) { 3196 mAppsCustomizeContent.updateApps(apps); 3197 } 3198 } 3199 3200 /** 3201 * A package was uninstalled. 3202 * 3203 * Implementation of the method from LauncherModel.Callbacks. 3204 */ 3205 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3206 if (permanent) { 3207 mWorkspace.removeItems(apps); 3208 } 3209 3210 if (mAppsCustomizeContent != null) { 3211 mAppsCustomizeContent.removeApps(apps); 3212 } 3213 3214 // Notify the drag controller 3215 mDragController.onAppsRemoved(apps, this); 3216 } 3217 3218 /** 3219 * A number of packages were updated. 3220 */ 3221 public void bindPackagesUpdated() { 3222 if (mAppsCustomizeContent != null) { 3223 mAppsCustomizeContent.onPackagesUpdated(); 3224 } 3225 } 3226 3227 private int mapConfigurationOriActivityInfoOri(int configOri) { 3228 final Display d = getWindowManager().getDefaultDisplay(); 3229 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3230 switch (d.getRotation()) { 3231 case Surface.ROTATION_0: 3232 case Surface.ROTATION_180: 3233 // We are currently in the same basic orientation as the natural orientation 3234 naturalOri = configOri; 3235 break; 3236 case Surface.ROTATION_90: 3237 case Surface.ROTATION_270: 3238 // We are currently in the other basic orientation to the natural orientation 3239 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3240 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3241 break; 3242 } 3243 3244 int[] oriMap = { 3245 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3246 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3247 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3248 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3249 }; 3250 // Since the map starts at portrait, we need to offset if this device's natural orientation 3251 // is landscape. 3252 int indexOffset = 0; 3253 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3254 indexOffset = 1; 3255 } 3256 return oriMap[(d.getRotation() + indexOffset) % 4]; 3257 } 3258 3259 public void lockScreenOrientationOnLargeUI() { 3260 if (LauncherApplication.isScreenLarge()) { 3261 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3262 .getConfiguration().orientation)); 3263 } 3264 } 3265 public void unlockScreenOrientationOnLargeUI() { 3266 if (LauncherApplication.isScreenLarge()) { 3267 mHandler.postDelayed(new Runnable() { 3268 public void run() { 3269 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3270 } 3271 }, mRestoreScreenOrientationDelay); 3272 } 3273 } 3274 3275 /* Cling related */ 3276 private boolean isClingsEnabled() { 3277 // disable clings when running in a test harness 3278 if(ActivityManager.isRunningInTestHarness()) return false; 3279 3280 return true; 3281 } 3282 private Cling initCling(int clingId, int[] positionData, boolean animate, int delay) { 3283 Cling cling = (Cling) findViewById(clingId); 3284 if (cling != null) { 3285 cling.init(this, positionData); 3286 cling.setVisibility(View.VISIBLE); 3287 cling.setLayerType(View.LAYER_TYPE_HARDWARE, null); 3288 if (animate) { 3289 cling.buildLayer(); 3290 cling.setAlpha(0f); 3291 cling.animate() 3292 .alpha(1f) 3293 .setInterpolator(new AccelerateInterpolator()) 3294 .setDuration(SHOW_CLING_DURATION) 3295 .setStartDelay(delay) 3296 .start(); 3297 } else { 3298 cling.setAlpha(1f); 3299 } 3300 } 3301 return cling; 3302 } 3303 private void dismissCling(final Cling cling, final String flag, int duration) { 3304 if (cling != null) { 3305 ObjectAnimator anim = ObjectAnimator.ofFloat(cling, "alpha", 0f); 3306 anim.setDuration(duration); 3307 anim.addListener(new AnimatorListenerAdapter() { 3308 public void onAnimationEnd(Animator animation) { 3309 cling.setVisibility(View.GONE); 3310 cling.cleanup(); 3311 // We should update the shared preferences on a background thread 3312 new Thread("dismissClingThread") { 3313 public void run() { 3314 SharedPreferences.Editor editor = mSharedPrefs.edit(); 3315 editor.putBoolean(flag, true); 3316 editor.commit(); 3317 } 3318 }.start(); 3319 }; 3320 }); 3321 anim.start(); 3322 } 3323 } 3324 private void removeCling(int id) { 3325 final View cling = findViewById(id); 3326 if (cling != null) { 3327 final ViewGroup parent = (ViewGroup) cling.getParent(); 3328 parent.post(new Runnable() { 3329 @Override 3330 public void run() { 3331 parent.removeView(cling); 3332 } 3333 }); 3334 } 3335 } 3336 public void showFirstRunWorkspaceCling() { 3337 // Enable the clings only if they have not been dismissed before 3338 if (isClingsEnabled() && 3339 !mSharedPrefs.getBoolean(Cling.WORKSPACE_CLING_DISMISSED_KEY, false)) { 3340 initCling(R.id.workspace_cling, null, false, 0); 3341 } else { 3342 removeCling(R.id.workspace_cling); 3343 } 3344 } 3345 public void showFirstRunAllAppsCling(int[] position) { 3346 // Enable the clings only if they have not been dismissed before 3347 if (isClingsEnabled() && 3348 !mSharedPrefs.getBoolean(Cling.ALLAPPS_CLING_DISMISSED_KEY, false)) { 3349 initCling(R.id.all_apps_cling, position, true, 0); 3350 } else { 3351 removeCling(R.id.all_apps_cling); 3352 } 3353 } 3354 public Cling showFirstRunFoldersCling() { 3355 // Enable the clings only if they have not been dismissed before 3356 if (isClingsEnabled() && 3357 !mSharedPrefs.getBoolean(Cling.FOLDER_CLING_DISMISSED_KEY, false)) { 3358 return initCling(R.id.folder_cling, null, true, 0); 3359 } else { 3360 removeCling(R.id.folder_cling); 3361 return null; 3362 } 3363 } 3364 public boolean isFolderClingVisible() { 3365 Cling cling = (Cling) findViewById(R.id.folder_cling); 3366 if (cling != null) { 3367 return cling.getVisibility() == View.VISIBLE; 3368 } 3369 return false; 3370 } 3371 public void dismissWorkspaceCling(View v) { 3372 Cling cling = (Cling) findViewById(R.id.workspace_cling); 3373 dismissCling(cling, Cling.WORKSPACE_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3374 } 3375 public void dismissAllAppsCling(View v) { 3376 Cling cling = (Cling) findViewById(R.id.all_apps_cling); 3377 dismissCling(cling, Cling.ALLAPPS_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3378 } 3379 public void dismissFolderCling(View v) { 3380 Cling cling = (Cling) findViewById(R.id.folder_cling); 3381 dismissCling(cling, Cling.FOLDER_CLING_DISMISSED_KEY, DISMISS_CLING_DURATION); 3382 } 3383 3384 /** 3385 * Prints out out state for debugging. 3386 */ 3387 public void dumpState() { 3388 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3389 Log.d(TAG, "mSavedState=" + mSavedState); 3390 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3391 Log.d(TAG, "mRestoring=" + mRestoring); 3392 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3393 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3394 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3395 mModel.dumpState(); 3396 3397 if (mAppsCustomizeContent != null) { 3398 mAppsCustomizeContent.dumpState(); 3399 } 3400 Log.d(TAG, "END launcher2 dump state"); 3401 } 3402 3403 @Override 3404 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { 3405 super.dump(prefix, fd, writer, args); 3406 writer.println(" "); 3407 writer.println("Debug logs: "); 3408 for (int i = 0; i < sDumpLogs.size(); i++) { 3409 writer.println(" " + sDumpLogs.get(i)); 3410 } 3411 } 3412} 3413 3414interface LauncherTransitionable { 3415 View getContent(); 3416 void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace); 3417 void onLauncherTransitionStep(Launcher l, float t); 3418 void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace); 3419} 3420