Launcher.java revision cd2b01416febb5bf50ed5ede1544dea33fee3b0b
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 java.io.DataInputStream; 21import java.io.DataOutputStream; 22import java.io.FileNotFoundException; 23import java.io.IOException; 24import java.util.ArrayList; 25import java.util.HashMap; 26import java.util.List; 27 28import android.animation.Animator; 29import android.animation.AnimatorListenerAdapter; 30import android.animation.AnimatorSet; 31import android.animation.ObjectAnimator; 32import android.animation.PropertyValuesHolder; 33import android.animation.ValueAnimator; 34import android.animation.ValueAnimator.AnimatorUpdateListener; 35import android.app.Activity; 36import android.app.AlertDialog; 37import android.app.Dialog; 38import android.app.SearchManager; 39import android.app.StatusBarManager; 40import android.appwidget.AppWidgetManager; 41import android.appwidget.AppWidgetProviderInfo; 42import android.content.ActivityNotFoundException; 43import android.content.BroadcastReceiver; 44import android.content.ClipData; 45import android.content.ClipDescription; 46import android.content.ComponentName; 47import android.content.ContentResolver; 48import android.content.Context; 49import android.content.DialogInterface; 50import android.content.Intent; 51import android.content.IntentFilter; 52import android.content.Intent.ShortcutIconResource; 53import android.content.pm.ActivityInfo; 54import android.content.pm.PackageManager; 55import android.content.pm.ResolveInfo; 56import android.content.pm.PackageManager.NameNotFoundException; 57import android.content.res.Configuration; 58import android.content.res.Resources; 59import android.content.res.TypedArray; 60import android.database.ContentObserver; 61import android.graphics.Bitmap; 62import android.graphics.Canvas; 63import android.graphics.Rect; 64import android.graphics.drawable.ColorDrawable; 65import android.graphics.drawable.Drawable; 66import android.net.Uri; 67import android.os.AsyncTask; 68import android.os.Bundle; 69import android.os.Environment; 70import android.os.Handler; 71import android.os.Message; 72import android.os.SystemClock; 73import android.os.SystemProperties; 74import android.provider.Settings; 75import android.speech.RecognizerIntent; 76import android.text.Selection; 77import android.text.SpannableStringBuilder; 78import android.text.TextUtils; 79import android.text.method.TextKeyListener; 80import android.util.Log; 81import android.view.Display; 82import android.view.HapticFeedbackConstants; 83import android.view.KeyEvent; 84import android.view.LayoutInflater; 85import android.view.Menu; 86import android.view.MenuItem; 87import android.view.MotionEvent; 88import android.view.Surface; 89import android.view.View; 90import android.view.ViewGroup; 91import android.view.WindowManager; 92import android.view.View.OnClickListener; 93import android.view.View.OnLongClickListener; 94import android.view.accessibility.AccessibilityEvent; 95import android.view.animation.DecelerateInterpolator; 96import android.view.inputmethod.InputMethodManager; 97import android.widget.Advanceable; 98import android.widget.EditText; 99import android.widget.ImageView; 100import android.widget.LinearLayout; 101import android.widget.PopupWindow; 102import android.widget.TabHost; 103import android.widget.TextView; 104import android.widget.Toast; 105 106import com.android.common.Search; 107import com.android.launcher.R; 108import com.android.launcher2.Workspace.ShrinkState; 109 110/** 111 * Default launcher application. 112 */ 113public final class Launcher extends Activity 114 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 115 AllAppsView.Watcher, View.OnTouchListener { 116 static final String TAG = "Launcher"; 117 static final boolean LOGD = false; 118 119 static final boolean PROFILE_STARTUP = false; 120 static final boolean DEBUG_WIDGETS = false; 121 static final boolean DEBUG_USER_INTERFACE = false; 122 123 private static final int MENU_GROUP_ADD = 1; 124 private static final int MENU_GROUP_WALLPAPER = MENU_GROUP_ADD + 1; 125 126 private static final int MENU_ADD = Menu.FIRST + 1; 127 private static final int MENU_MANAGE_APPS = MENU_ADD + 1; 128 private static final int MENU_WALLPAPER_SETTINGS = MENU_MANAGE_APPS + 1; 129 private static final int MENU_SEARCH = MENU_WALLPAPER_SETTINGS + 1; 130 private static final int MENU_NOTIFICATIONS = MENU_SEARCH + 1; 131 private static final int MENU_SETTINGS = MENU_NOTIFICATIONS + 1; 132 133 private static final int REQUEST_CREATE_SHORTCUT = 1; 134 private static final int REQUEST_CREATE_APPWIDGET = 5; 135 private static final int REQUEST_PICK_APPLICATION = 6; 136 private static final int REQUEST_PICK_SHORTCUT = 7; 137 private static final int REQUEST_PICK_APPWIDGET = 9; 138 private static final int REQUEST_PICK_WALLPAPER = 10; 139 140 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 141 142 static final int SCREEN_COUNT = 5; 143 static final int DEFAULT_SCREEN = 2; 144 145 static final int DIALOG_CREATE_SHORTCUT = 1; 146 static final int DIALOG_RENAME_FOLDER = 2; 147 148 private static final String PREFERENCES = "launcher.preferences"; 149 150 // Type: int 151 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 152 // Type: int 153 private static final String RUNTIME_STATE = "launcher.state"; 154 // Type: long 155 private static final String RUNTIME_STATE_FOLDERS = "launcher.folder"; 156 // Type: int 157 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 158 // Type: int 159 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cellX"; 160 // Type: int 161 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cellY"; 162 // Type: boolean 163 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 164 // Type: long 165 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 166 167 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 168 169 /** The different states that Launcher can be in. */ 170 private enum State { WORKSPACE, APPS_CUSTOMIZE, ALL_APPS, CUSTOMIZE, 171 CUSTOMIZE_SPRING_LOADED, ALL_APPS_SPRING_LOADED }; 172 private State mState = State.WORKSPACE; 173 private AnimatorSet mStateAnimation; 174 175 static final int APPWIDGET_HOST_ID = 1024; 176 177 private static final Object sLock = new Object(); 178 private static int sScreen = DEFAULT_SCREEN; 179 180 private final BroadcastReceiver mCloseSystemDialogsReceiver 181 = new CloseSystemDialogsIntentReceiver(); 182 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 183 184 private LayoutInflater mInflater; 185 186 private DragController mDragController; 187 private Workspace mWorkspace; 188 189 private AppWidgetManager mAppWidgetManager; 190 private LauncherAppWidgetHost mAppWidgetHost; 191 192 private int mAddScreen = -1; 193 private int mAddIntersectCellX = -1; 194 private int mAddIntersectCellY = -1; 195 private int[] mAddDropPosition; 196 private int[] mTmpAddItemCellCoordinates = new int[2]; 197 198 private FolderInfo mFolderInfo; 199 200 private DeleteZone mDeleteZone; 201 private HandleView mHandleView; 202 private SearchDropTargetBar mSearchDeleteBar; 203 private AllAppsView mAllAppsGrid; 204 private AppsCustomizeTabHost mAppsCustomizeTabHost; 205 private AppsCustomizePagedView mAppsCustomizeContent; 206 private CustomizeTrayTabHost mHomeCustomizationDrawer; 207 private boolean mAutoAdvanceRunning = false; 208 209 private ViewGroup mButtonCluster; 210 private View mAllAppsButton; 211 private View mDivider; 212 private View mConfigureButton; 213 214 private AllAppsPagedView mAllAppsPagedView = null; 215 private CustomizePagedView mCustomizePagedView = null; 216 217 private Bundle mSavedState; 218 219 private SpannableStringBuilder mDefaultKeySsb = null; 220 221 private boolean mWorkspaceLoading = true; 222 223 private boolean mPaused = true; 224 private boolean mRestoring; 225 private boolean mWaitingForResult; 226 private boolean mOnResumeNeedsLoad; 227 228 private Bundle mSavedInstanceState; 229 230 private LauncherModel mModel; 231 private IconCache mIconCache; 232 private boolean mUserPresent = true; 233 private boolean mVisible = false; 234 private boolean mAttached = false; 235 236 private static LocaleConfiguration sLocaleConfiguration = null; 237 238 private ArrayList<ItemInfo> mDesktopItems = new ArrayList<ItemInfo>(); 239 240 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 241 242 // The "signpost" images along the bottom of the screen (only in some layouts) 243 private ImageView mPreviousView; 244 private ImageView mNextView; 245 246 // Hotseats (quick-launch icons next to AllApps) 247 private String[] mHotseatConfig = null; 248 private Intent[] mHotseats = null; 249 private Drawable[] mHotseatIcons = null; 250 private CharSequence[] mHotseatLabels = null; 251 252 private Intent mAppMarketIntent = null; 253 254 // Related to the auto-advancing of widgets 255 private final int ADVANCE_MSG = 1; 256 private final int mAdvanceInterval = 20000; 257 private final int mAdvanceStagger = 250; 258 private long mAutoAdvanceSentTime; 259 private long mAutoAdvanceTimeLeft = -1; 260 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 261 new HashMap<View, AppWidgetProviderInfo>(); 262 263 // Determines how long to wait after a rotation before restoring the screen orientation to 264 // match the sensor state. 265 private final int mRestoreScreenOrientationDelay = 500; 266 267 // External icons saved in case of resource changes, orientation, etc. 268 private static Drawable.ConstantState sGlobalSearchIcon; 269 private static Drawable.ConstantState sVoiceSearchIcon; 270 private static Drawable.ConstantState sAppMarketIcon; 271 272 private DragLayer mDragLayer; 273 274 private BubbleTextView mWaitingForResume; 275 276 private static ArrayList<PendingAddArguments> sPendingAddList 277 = new ArrayList<PendingAddArguments>(); 278 279 private static class PendingAddArguments { 280 int requestCode; 281 Intent intent; 282 int screen; 283 int cellX; 284 int cellY; 285 } 286 287 @Override 288 protected void onCreate(Bundle savedInstanceState) { 289 super.onCreate(savedInstanceState); 290 291 if (LauncherApplication.isInPlaceRotationEnabled()) { 292 // hide the status bar (temporary until we get the status bar design figured out) 293 getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); 294 this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR); 295 } 296 297 LauncherApplication app = ((LauncherApplication)getApplication()); 298 mModel = app.setLauncher(this); 299 mIconCache = app.getIconCache(); 300 mDragController = new DragController(this); 301 mInflater = getLayoutInflater(); 302 303 mAppWidgetManager = AppWidgetManager.getInstance(this); 304 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 305 mAppWidgetHost.startListening(); 306 307 if (PROFILE_STARTUP) { 308 android.os.Debug.startMethodTracing( 309 Environment.getExternalStorageDirectory() + "/launcher"); 310 } 311 312 loadHotseats(); 313 checkForLocaleChange(); 314 setContentView(R.layout.launcher); 315 mHomeCustomizationDrawer = (CustomizeTrayTabHost) findViewById(R.id.customization_drawer); 316 if (mHomeCustomizationDrawer != null) { 317 // share the same customization workspace across all the tabs 318 mCustomizePagedView = (CustomizePagedView) findViewById( 319 R.id.customization_drawer_tab_contents); 320 } 321 setupViews(); 322 323 registerContentObservers(); 324 325 lockAllApps(); 326 327 mSavedState = savedInstanceState; 328 restoreState(mSavedState); 329 330 // Update customization drawer _after_ restoring the states 331 if (mCustomizePagedView != null) { 332 mCustomizePagedView.update(); 333 } 334 if (mAppsCustomizeContent != null) { 335 mAppsCustomizeContent.onPackagesUpdated(); 336 } 337 338 if (PROFILE_STARTUP) { 339 android.os.Debug.stopMethodTracing(); 340 } 341 342 if (!mRestoring) { 343 mModel.startLoader(this, true); 344 } 345 346 // For handling default keys 347 mDefaultKeySsb = new SpannableStringBuilder(); 348 Selection.setSelection(mDefaultKeySsb, 0); 349 350 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 351 registerReceiver(mCloseSystemDialogsReceiver, filter); 352 353 // If we have a saved version of these external icons, we load them up immediately 354 if (LauncherApplication.isScreenLarge()) { 355 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 356 updateIconsAffectedByPackageManagerChanges(); 357 } 358 if (sGlobalSearchIcon != null) { 359 updateGlobalSearchIcon(sGlobalSearchIcon); 360 } 361 if (sVoiceSearchIcon != null) { 362 updateVoiceSearchIcon(sVoiceSearchIcon); 363 } 364 if (sAppMarketIcon != null) { 365 updateAppMarketIcon(sAppMarketIcon); 366 } 367 } 368 } 369 370 private void checkForLocaleChange() { 371 if (sLocaleConfiguration == null) { 372 new AsyncTask<Void, Void, LocaleConfiguration>() { 373 @Override 374 protected LocaleConfiguration doInBackground(Void... unused) { 375 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 376 readConfiguration(Launcher.this, localeConfiguration); 377 return localeConfiguration; 378 } 379 380 @Override 381 protected void onPostExecute(LocaleConfiguration result) { 382 sLocaleConfiguration = result; 383 checkForLocaleChange(); // recursive, but now with a locale configuration 384 } 385 }.execute(); 386 return; 387 } 388 389 final Configuration configuration = getResources().getConfiguration(); 390 391 final String previousLocale = sLocaleConfiguration.locale; 392 final String locale = configuration.locale.toString(); 393 394 final int previousMcc = sLocaleConfiguration.mcc; 395 final int mcc = configuration.mcc; 396 397 final int previousMnc = sLocaleConfiguration.mnc; 398 final int mnc = configuration.mnc; 399 400 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 401 402 if (localeChanged) { 403 sLocaleConfiguration.locale = locale; 404 sLocaleConfiguration.mcc = mcc; 405 sLocaleConfiguration.mnc = mnc; 406 407 mIconCache.flush(); 408 loadHotseats(); 409 410 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 411 new Thread("WriteLocaleConfiguration") { 412 @Override 413 public void run() { 414 writeConfiguration(Launcher.this, localeConfiguration); 415 } 416 }.start(); 417 } 418 } 419 420 private static class LocaleConfiguration { 421 public String locale; 422 public int mcc = -1; 423 public int mnc = -1; 424 } 425 426 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 427 DataInputStream in = null; 428 try { 429 in = new DataInputStream(context.openFileInput(PREFERENCES)); 430 configuration.locale = in.readUTF(); 431 configuration.mcc = in.readInt(); 432 configuration.mnc = in.readInt(); 433 } catch (FileNotFoundException e) { 434 // Ignore 435 } catch (IOException e) { 436 // Ignore 437 } finally { 438 if (in != null) { 439 try { 440 in.close(); 441 } catch (IOException e) { 442 // Ignore 443 } 444 } 445 } 446 } 447 448 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 449 DataOutputStream out = null; 450 try { 451 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 452 out.writeUTF(configuration.locale); 453 out.writeInt(configuration.mcc); 454 out.writeInt(configuration.mnc); 455 out.flush(); 456 } catch (FileNotFoundException e) { 457 // Ignore 458 } catch (IOException e) { 459 //noinspection ResultOfMethodCallIgnored 460 context.getFileStreamPath(PREFERENCES).delete(); 461 } finally { 462 if (out != null) { 463 try { 464 out.close(); 465 } catch (IOException e) { 466 // Ignore 467 } 468 } 469 } 470 } 471 472 static int getScreen() { 473 synchronized (sLock) { 474 return sScreen; 475 } 476 } 477 478 static void setScreen(int screen) { 479 synchronized (sLock) { 480 sScreen = screen; 481 } 482 } 483 484 // Note: This doesn't do all the client-id magic that BrowserProvider does 485 // in Browser. (http://b/2425179) 486 private Uri getDefaultBrowserUri() { 487 String url = getString(R.string.default_browser_url); 488 if (url.indexOf("{CID}") != -1) { 489 url = url.replace("{CID}", "android-google"); 490 } 491 return Uri.parse(url); 492 } 493 494 // Load the Intent templates from arrays.xml to populate the hotseats. For 495 // each Intent, if it resolves to a single app, use that as the launch 496 // intent & use that app's label as the contentDescription. Otherwise, 497 // retain the ResolveActivity so the user can pick an app. 498 private void loadHotseats() { 499 if (mHotseatConfig == null) { 500 mHotseatConfig = getResources().getStringArray(R.array.hotseats); 501 if (mHotseatConfig.length > 0) { 502 mHotseats = new Intent[mHotseatConfig.length]; 503 mHotseatLabels = new CharSequence[mHotseatConfig.length]; 504 mHotseatIcons = new Drawable[mHotseatConfig.length]; 505 } else { 506 mHotseats = null; 507 mHotseatIcons = null; 508 mHotseatLabels = null; 509 } 510 511 TypedArray hotseatIconDrawables = getResources().obtainTypedArray(R.array.hotseat_icons); 512 for (int i=0; i<mHotseatConfig.length; i++) { 513 // load icon for this slot; currently unrelated to the actual activity 514 try { 515 mHotseatIcons[i] = hotseatIconDrawables.getDrawable(i); 516 } catch (ArrayIndexOutOfBoundsException ex) { 517 Log.w(TAG, "Missing hotseat_icons array item #" + i); 518 mHotseatIcons[i] = null; 519 } 520 } 521 hotseatIconDrawables.recycle(); 522 } 523 524 PackageManager pm = getPackageManager(); 525 for (int i=0; i<mHotseatConfig.length; i++) { 526 Intent intent = null; 527 if (mHotseatConfig[i].equals("*BROWSER*")) { 528 // magic value meaning "launch user's default web browser" 529 // replace it with a generic web request so we can see if there is indeed a default 530 String defaultUri = getString(R.string.default_browser_url); 531 intent = new Intent( 532 Intent.ACTION_VIEW, 533 ((defaultUri != null) 534 ? Uri.parse(defaultUri) 535 : getDefaultBrowserUri()) 536 ).addCategory(Intent.CATEGORY_BROWSABLE); 537 // note: if the user launches this without a default set, she 538 // will always be taken to the default URL above; this is 539 // unavoidable as we must specify a valid URL in order for the 540 // chooser to appear, and once the user selects something, that 541 // URL is unavoidably sent to the chosen app. 542 } else { 543 try { 544 intent = Intent.parseUri(mHotseatConfig[i], 0); 545 } catch (java.net.URISyntaxException ex) { 546 Log.w(TAG, "Invalid hotseat intent: " + mHotseatConfig[i]); 547 // bogus; leave intent=null 548 } 549 } 550 551 if (intent == null) { 552 mHotseats[i] = null; 553 mHotseatLabels[i] = getText(R.string.activity_not_found); 554 continue; 555 } 556 557 if (LOGD) { 558 Log.d(TAG, "loadHotseats: hotseat " + i 559 + " initial intent=[" 560 + intent.toUri(Intent.URI_INTENT_SCHEME) 561 + "]"); 562 } 563 564 ResolveInfo bestMatch = pm.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY); 565 List<ResolveInfo> allMatches = pm.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY); 566 if (LOGD) { 567 Log.d(TAG, "Best match for intent: " + bestMatch); 568 Log.d(TAG, "All matches: "); 569 for (ResolveInfo ri : allMatches) { 570 Log.d(TAG, " --> " + ri); 571 } 572 } 573 // did this resolve to a single app, or the resolver? 574 if (allMatches.size() == 0 || bestMatch == null) { 575 // can't find any activity to handle this. let's leave the 576 // intent as-is and let Launcher show a toast when it fails 577 // to launch. 578 mHotseats[i] = intent; 579 580 // set accessibility text to "Not installed" 581 mHotseatLabels[i] = getText(R.string.activity_not_found); 582 } else { 583 boolean found = false; 584 for (ResolveInfo ri : allMatches) { 585 if (bestMatch.activityInfo.name.equals(ri.activityInfo.name) 586 && bestMatch.activityInfo.applicationInfo.packageName 587 .equals(ri.activityInfo.applicationInfo.packageName)) { 588 found = true; 589 break; 590 } 591 } 592 593 if (!found) { 594 if (LOGD) Log.d(TAG, "Multiple options, no default yet"); 595 // the bestMatch is probably the ResolveActivity, meaning the 596 // user has not yet selected a default 597 // so: we'll keep the original intent for now 598 mHotseats[i] = intent; 599 600 // set the accessibility text to "Select shortcut" 601 mHotseatLabels[i] = getText(R.string.title_select_shortcut); 602 } else { 603 // we have an app! 604 // now reconstruct the intent to launch it through the front 605 // door 606 ComponentName com = new ComponentName( 607 bestMatch.activityInfo.applicationInfo.packageName, 608 bestMatch.activityInfo.name); 609 mHotseats[i] = new Intent(Intent.ACTION_MAIN).setComponent(com); 610 611 // load the app label for accessibility 612 mHotseatLabels[i] = bestMatch.activityInfo.loadLabel(pm); 613 } 614 } 615 616 if (LOGD) { 617 Log.d(TAG, "loadHotseats: hotseat " + i 618 + " final intent=[" 619 + ((mHotseats[i] == null) 620 ? "null" 621 : mHotseats[i].toUri(Intent.URI_INTENT_SCHEME)) 622 + "] label=[" + mHotseatLabels[i] 623 + "]" 624 ); 625 } 626 } 627 } 628 629 private void completeAdd(PendingAddArguments args) { 630 switch (args.requestCode) { 631 case REQUEST_PICK_APPLICATION: 632 completeAddApplication(args.intent, args.screen, args.cellX, args.cellY); 633 break; 634 case REQUEST_PICK_SHORTCUT: 635 processShortcut(args.intent); 636 break; 637 case REQUEST_CREATE_SHORTCUT: 638 completeAddShortcut(args.intent, args.screen, args.cellX, args.cellY); 639 break; 640 case REQUEST_PICK_APPWIDGET: 641 addAppWidgetFromPick(args.intent); 642 break; 643 case REQUEST_CREATE_APPWIDGET: 644 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 645 completeAddAppWidget(appWidgetId, args.screen); 646 break; 647 case REQUEST_PICK_WALLPAPER: 648 // We just wanted the activity result here so we can clear mWaitingForResult 649 break; 650 } 651 } 652 653 @Override 654 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 655 mWaitingForResult = false; 656 657 // The pattern used here is that a user PICKs a specific application, 658 // which, depending on the target, might need to CREATE the actual target. 659 660 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 661 // launch over to the Music app to actually CREATE_SHORTCUT. 662 663 if (resultCode == RESULT_OK && mAddScreen != -1) { 664 final PendingAddArguments args = new PendingAddArguments(); 665 args.requestCode = requestCode; 666 args.intent = data; 667 args.screen = mAddScreen; 668 args.cellX = mAddIntersectCellX; 669 args.cellY = mAddIntersectCellY; 670 671 // If the loader is still running, defer the add until it is done. 672 if (isWorkspaceLocked()) { 673 sPendingAddList.add(args); 674 } else { 675 completeAdd(args); 676 } 677 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 678 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED && 679 data != null) { 680 // Clean up the appWidgetId if we canceled 681 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 682 if (appWidgetId != -1) { 683 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 684 } 685 } 686 } 687 688 @Override 689 protected void onResume() { 690 super.onResume(); 691 mPaused = false; 692 if (mRestoring || mOnResumeNeedsLoad) { 693 mWorkspaceLoading = true; 694 mModel.startLoader(this, true); 695 mRestoring = false; 696 mOnResumeNeedsLoad = false; 697 } 698 if (mWaitingForResume != null) { 699 mWaitingForResume.setStayPressed(false); 700 } 701 // When we resume Launcher, a different Activity might be responsible for the app 702 // market intent, so refresh the icon 703 updateAppMarketIcon(); 704 } 705 706 @Override 707 protected void onPause() { 708 super.onPause(); 709 // Some launcher layouts don't have a previous and next view 710 if (mPreviousView != null) { 711 dismissPreview(mPreviousView); 712 } 713 if (mNextView != null) { 714 dismissPreview(mNextView); 715 } 716 mPaused = true; 717 mDragController.cancelDrag(); 718 } 719 720 @Override 721 public Object onRetainNonConfigurationInstance() { 722 // Flag the loader to stop early before switching 723 mModel.stopLoader(); 724 if (mAllAppsGrid != null) { 725 mAllAppsGrid.surrender(); 726 } 727 if (mAppsCustomizeContent != null) { 728 mAppsCustomizeContent.surrender(); 729 } 730 return Boolean.TRUE; 731 } 732 733 // We can't hide the IME if it was forced open. So don't bother 734 /* 735 @Override 736 public void onWindowFocusChanged(boolean hasFocus) { 737 super.onWindowFocusChanged(hasFocus); 738 739 if (hasFocus) { 740 final InputMethodManager inputManager = (InputMethodManager) 741 getSystemService(Context.INPUT_METHOD_SERVICE); 742 WindowManager.LayoutParams lp = getWindow().getAttributes(); 743 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 744 android.os.Handler()) { 745 protected void onReceiveResult(int resultCode, Bundle resultData) { 746 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 747 } 748 }); 749 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 750 } 751 } 752 */ 753 754 private boolean acceptFilter() { 755 final InputMethodManager inputManager = (InputMethodManager) 756 getSystemService(Context.INPUT_METHOD_SERVICE); 757 return !inputManager.isFullscreenMode(); 758 } 759 760 @Override 761 public boolean onKeyDown(int keyCode, KeyEvent event) { 762 final int uniChar = event.getUnicodeChar(); 763 final boolean handled = super.onKeyDown(keyCode, event); 764 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 765 if (!handled && acceptFilter() && isKeyNotWhitespace) { 766 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 767 keyCode, event); 768 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 769 // something usable has been typed - start a search 770 // the typed text will be retrieved and cleared by 771 // showSearchDialog() 772 // If there are multiple keystrokes before the search dialog takes focus, 773 // onSearchRequested() will be called for every keystroke, 774 // but it is idempotent, so it's fine. 775 return onSearchRequested(); 776 } 777 } 778 779 // Eat the long press event so the keyboard doesn't come up. 780 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 781 return true; 782 } 783 784 return handled; 785 } 786 787 private String getTypedText() { 788 return mDefaultKeySsb.toString(); 789 } 790 791 private void clearTypedText() { 792 mDefaultKeySsb.clear(); 793 mDefaultKeySsb.clearSpans(); 794 Selection.setSelection(mDefaultKeySsb, 0); 795 } 796 797 /** 798 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 799 * State 800 */ 801 private static State intToState(int stateOrdinal) { 802 State state = State.WORKSPACE; 803 final State[] stateValues = State.values(); 804 for (int i = 0; i < stateValues.length; i++) { 805 if (stateValues[i].ordinal() == stateOrdinal) { 806 state = stateValues[i]; 807 break; 808 } 809 } 810 return state; 811 } 812 813 /** 814 * Restores the previous state, if it exists. 815 * 816 * @param savedState The previous state. 817 */ 818 private void restoreState(Bundle savedState) { 819 if (savedState == null) { 820 return; 821 } 822 823 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 824 825 if (state == State.ALL_APPS || state == State.APPS_CUSTOMIZE) { 826 showAllApps(false); 827 } else if (state == State.CUSTOMIZE) { 828 showCustomizationDrawer(false); 829 } 830 831 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 832 if (currentScreen > -1) { 833 mWorkspace.setCurrentPage(currentScreen); 834 } 835 836 final int addScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 837 838 if (addScreen > -1) { 839 mAddScreen = addScreen; 840 mAddIntersectCellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 841 mAddIntersectCellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 842 mRestoring = true; 843 } 844 845 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 846 if (renameFolder) { 847 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 848 mFolderInfo = mModel.getFolderById(this, sFolders, id); 849 mRestoring = true; 850 } 851 852 // Restore the current AllApps drawer tab 853 if (mAllAppsGrid != null && mAllAppsGrid instanceof AllAppsTabbed) { 854 String curTab = savedState.getString("allapps_currentTab"); 855 if (curTab != null) { 856 AllAppsTabbed tabhost = (AllAppsTabbed) mAllAppsGrid; 857 tabhost.setCurrentTabByTag(curTab); 858 } 859 int curPage = savedState.getInt("allapps_currentPage", -1); 860 if (curPage > -1) { 861 mAllAppsPagedView.setRestorePage(curPage); 862 } 863 } 864 865 // Restore the current customization drawer tab 866 if (mHomeCustomizationDrawer != null) { 867 String curTab = savedState.getString("customize_currentTab"); 868 if (curTab != null) { 869 // We set this directly so that there is no delay before the tab is set 870 mCustomizePagedView.setCustomizationFilter( 871 mHomeCustomizationDrawer.getCustomizeFilterForTabTag(curTab)); 872 mHomeCustomizationDrawer.setCurrentTabByTag(curTab); 873 } 874 875 // Note: currently we do not restore the page for the customization tray because unlike 876 // AllApps, the page content can change drastically 877 } 878 879 // Restore the AppsCustomize tab 880 if (mAppsCustomizeTabHost != null) { 881 String curTab = savedState.getString("apps_customize_currentTab"); 882 if (curTab != null) { 883 // We set this directly so that there is no delay before the tab is set 884 mAppsCustomizeContent.setContentType( 885 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 886 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 887 } 888 889 // Note: currently we do not restore the page for the AppsCustomize pane because the 890 // change in layout can drastically affect the saved page index 891 } 892 } 893 894 /** 895 * Finds all the views we need and configure them properly. 896 */ 897 private void setupViews() { 898 final DragController dragController = mDragController; 899 900 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 901 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 902 903 // Setup the drag layer 904 mDragLayer.setup(this, dragController); 905 906 // Setup the workspace 907 mWorkspace.setHapticFeedbackEnabled(false); 908 mWorkspace.setOnLongClickListener(this); 909 mWorkspace.setup(this, dragController); 910 mWorkspace.setWallpaperDimension(); 911 912 // Setup the different configurations 913 DeleteZone allAppsDeleteZone = null; 914 ApplicationInfoDropTarget allAppsInfoTarget = null; 915 if (LauncherApplication.isScreenLarge()) { 916 // Setup AllApps 917 mAllAppsGrid = (AllAppsView) mDragLayer.findViewById(R.id.all_apps_view); 918 mAllAppsGrid.setup(this, dragController); 919 // We don't want a hole punched in our window. 920 ((View) mAllAppsGrid).setWillNotDraw(false); 921 922 // Setup Customize 923 mCustomizePagedView.setLauncher(this); 924 mCustomizePagedView.setDragController(dragController); 925 mCustomizePagedView.setAllAppsPagedView(mAllAppsPagedView); 926 927 // Setup DeleteZone 928 mDeleteZone = (DeleteZone) mDragLayer.findViewById(R.id.delete_zone); 929 mDeleteZone.setLauncher(this); 930 mDeleteZone.setDragController(dragController); 931 932 // Setup the top-right Apps/Customize buttons 933 mAllAppsButton = findViewById(R.id.all_apps_button); 934 mDivider = findViewById(R.id.all_apps_divider); 935 mConfigureButton = findViewById(R.id.configure_button); 936 mDeleteZone.setOverlappingViews(new View[] { mAllAppsButton, mDivider, 937 mConfigureButton }); 938 939 // Setup the AllApps Delete toolbar button 940 allAppsDeleteZone = (DeleteZone) findViewById(R.id.all_apps_delete_zone); 941 allAppsDeleteZone.setLauncher(this); 942 allAppsDeleteZone.setDragController(dragController); 943 allAppsDeleteZone.setDragAndDropEnabled(false); 944 945 // Setup the AllApps Info toolbar button 946 allAppsInfoTarget = (ApplicationInfoDropTarget) findViewById(R.id.all_apps_info_target); 947 allAppsInfoTarget.setLauncher(this); 948 allAppsInfoTarget.setDragAndDropEnabled(false); 949 950 // Setup the AllApps Market toolbar button 951 View marketButton = findViewById(R.id.market_button); 952 allAppsInfoTarget.setOverlappingView(marketButton); 953 } else { 954 // Get the search/delete bar 955 mSearchDeleteBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 956 957 // Setup AppsCustomize 958 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 959 findViewById(R.id.apps_customize_pane); 960 mAppsCustomizeContent = (AppsCustomizePagedView) 961 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 962 mAppsCustomizeContent.setup(this, dragController); 963 964 // Setup AppsCustomize button 965 mHandleView = (HandleView) mDragLayer.findViewById(R.id.all_apps_button); 966 mHandleView.setLauncher(this); 967 mHandleView.setOnLongClickListener(this); 968 mHandleView.setOnClickListener(new OnClickListener() { 969 public void onClick(View v) { 970 onClickAllAppsButton(v); 971 } 972 }); 973 974 // Setup Hotseat 975 ImageView hotseatLeft = (ImageView) findViewById(R.id.hotseat_left); 976 hotseatLeft.setContentDescription(mHotseatLabels[0]); 977 hotseatLeft.setImageDrawable(mHotseatIcons[0]); 978 ImageView hotseatRight = (ImageView) findViewById(R.id.hotseat_right); 979 hotseatRight.setContentDescription(mHotseatLabels[1]); 980 hotseatRight.setImageDrawable(mHotseatIcons[1]); 981 982 View.OnKeyListener listener = new IndicatorKeyEventListener(); 983 mPreviousView = (ImageView) mDragLayer.findViewById(R.id.previous_screen); 984 mPreviousView.setOnKeyListener(listener); 985 mNextView = (ImageView) mDragLayer.findViewById(R.id.next_screen); 986 mNextView.setOnKeyListener(listener); 987 988 Drawable previous = mPreviousView.getDrawable(); 989 Drawable next = mNextView.getDrawable(); 990 mWorkspace.setIndicators(previous, next); 991 992 mPreviousView.setHapticFeedbackEnabled(false); 993 mPreviousView.setOnLongClickListener(this); 994 mNextView.setHapticFeedbackEnabled(false); 995 mNextView.setOnLongClickListener(this); 996 } 997 998 // Setup keylistener for button cluster 999 mButtonCluster = (ViewGroup) findViewById(R.id.all_apps_button_cluster); 1000 View.OnKeyListener listener = null; 1001 if (LauncherApplication.isScreenLarge()) { 1002 // For tablets, AllApps lives in the button bar at the top 1003 listener = new ButtonBarKeyEventListener(); 1004 } else { 1005 // For phones, AppsCustomize lives in the "dock" at the bottom 1006 listener = new DockKeyEventListener(); 1007 } 1008 int buttonCount = mButtonCluster.getChildCount(); 1009 for (int i = 0; i < buttonCount; ++i) { 1010 mButtonCluster.getChildAt(i).setOnKeyListener(listener); 1011 } 1012 1013 // Setup the drag controller (the drop targets have to be added in reverse order) 1014 dragController.setDragScoller(mWorkspace); 1015 dragController.setScrollView(mDragLayer); 1016 dragController.setMoveTarget(mWorkspace); 1017 dragController.addDropTarget(mWorkspace); 1018 if (mDeleteZone != null) { 1019 dragController.addDragListener(mDeleteZone); 1020 dragController.addDropTarget(mDeleteZone); 1021 } 1022 if (mSearchDeleteBar != null) { 1023 mSearchDeleteBar.setup(this, dragController); 1024 } 1025 if (allAppsDeleteZone != null) { 1026 dragController.addDragListener(allAppsDeleteZone); 1027 dragController.addDropTarget(allAppsDeleteZone); 1028 } 1029 if (allAppsInfoTarget != null) { 1030 dragController.addDragListener(allAppsInfoTarget); 1031 dragController.addDropTarget(allAppsInfoTarget); 1032 } 1033 } 1034 1035 @SuppressWarnings({"UnusedDeclaration"}) 1036 public void previousScreen(View v) { 1037 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 1038 mWorkspace.scrollLeft(); 1039 } 1040 } 1041 1042 @SuppressWarnings({"UnusedDeclaration"}) 1043 public void nextScreen(View v) { 1044 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 1045 mWorkspace.scrollRight(); 1046 } 1047 } 1048 1049 @SuppressWarnings({"UnusedDeclaration"}) 1050 public void launchHotSeat(View v) { 1051 if (mState == State.ALL_APPS) return; 1052 1053 int index = -1; 1054 if (v.getId() == R.id.hotseat_left) { 1055 index = 0; 1056 } else if (v.getId() == R.id.hotseat_right) { 1057 index = 1; 1058 } 1059 1060 // reload these every tap; you never know when they might change 1061 loadHotseats(); 1062 if (index >= 0 && index < mHotseats.length && mHotseats[index] != null) { 1063 startActivitySafely( 1064 mHotseats[index], 1065 "hotseat" 1066 ); 1067 } 1068 } 1069 1070 /** 1071 * Creates a view representing a shortcut. 1072 * 1073 * @param info The data structure describing the shortcut. 1074 * 1075 * @return A View inflated from R.layout.application. 1076 */ 1077 View createShortcut(ShortcutInfo info) { 1078 return createShortcut(R.layout.application, 1079 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 1080 } 1081 1082 /** 1083 * Creates a view representing a shortcut inflated from the specified resource. 1084 * 1085 * @param layoutResId The id of the XML layout used to create the shortcut. 1086 * @param parent The group the shortcut belongs to. 1087 * @param info The data structure describing the shortcut. 1088 * 1089 * @return A View inflated from layoutResId. 1090 */ 1091 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 1092 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 1093 favorite.applyFromShortcutInfo(info, mIconCache); 1094 favorite.setOnClickListener(this); 1095 return favorite; 1096 } 1097 1098 /** 1099 * Add an application shortcut to the workspace. 1100 * 1101 * @param data The intent describing the application. 1102 * @param cellInfo The position on screen where to create the shortcut. 1103 */ 1104 void completeAddApplication(Intent data, int screen, 1105 int intersectCellX, int intersectCellY) { 1106 final int[] cellXY = mTmpAddItemCellCoordinates; 1107 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1108 1109 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1110 showOutOfSpaceMessage(); 1111 return; 1112 } 1113 1114 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 1115 1116 if (info != null) { 1117 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 1118 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1119 info.container = ItemInfo.NO_ID; 1120 mWorkspace.addApplicationShortcut(info, screen, cellXY[0], cellXY[1], 1121 isWorkspaceLocked(), mAddIntersectCellX, mAddIntersectCellY); 1122 } else { 1123 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1124 } 1125 } 1126 1127 /** 1128 * Add a shortcut to the workspace. 1129 * 1130 * @param data The intent describing the shortcut. 1131 * @param cellInfo The position on screen where to create the shortcut. 1132 */ 1133 private void completeAddShortcut(Intent data, int screen, 1134 int intersectCellX, int intersectCellY) { 1135 final int[] cellXY = mTmpAddItemCellCoordinates; 1136 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1137 1138 int[] touchXY = mAddDropPosition; 1139 boolean foundCellSpan = false; 1140 if (touchXY != null) { 1141 // when dragging and dropping, just find the closest free spot 1142 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1143 int[] result = screenLayout.findNearestVacantArea( 1144 touchXY[0], touchXY[1], 1, 1, cellXY); 1145 foundCellSpan = (result != null); 1146 } else { 1147 foundCellSpan = layout.findCellForSpanThatIntersects( 1148 cellXY, 1, 1, intersectCellX, intersectCellY); 1149 } 1150 1151 if (!foundCellSpan) { 1152 showOutOfSpaceMessage(); 1153 return; 1154 } 1155 1156 final ShortcutInfo info = mModel.addShortcut( 1157 this, data, screen, cellXY[0], cellXY[1], false); 1158 1159 if (!mRestoring) { 1160 final View view = createShortcut(info); 1161 mWorkspace.addInScreen(view, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1162 } 1163 } 1164 1165 /** 1166 * Add a widget to the workspace. 1167 * 1168 * @param appWidgetId The app widget id 1169 * @param cellInfo The position on screen where to create the widget. 1170 */ 1171 private void completeAddAppWidget(final int appWidgetId, int screen) { 1172 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1173 1174 // Calculate the grid spans needed to fit this widget 1175 CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1176 int[] spanXY = layout.rectToCell(appWidgetInfo.minWidth, appWidgetInfo.minHeight, null); 1177 1178 // Try finding open space on Launcher screen 1179 // We have saved the position to which the widget was dragged-- this really only matters 1180 // if we are placing widgets on a "spring-loaded" screen 1181 final int[] cellXY = mTmpAddItemCellCoordinates; 1182 1183 int[] touchXY = mAddDropPosition; 1184 boolean foundCellSpan = false; 1185 if (touchXY != null) { 1186 // when dragging and dropping, just find the closest free spot 1187 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1188 int[] result = screenLayout.findNearestVacantArea( 1189 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 1190 foundCellSpan = (result != null); 1191 } else { 1192 // if we long pressed on an empty cell to bring up a menu, 1193 // make sure we intersect the empty cell 1194 // if mAddIntersectCellX/Y are -1 (e.g. we used menu -> add) then 1195 // findCellForSpanThatIntersects will just ignore them 1196 foundCellSpan = layout.findCellForSpanThatIntersects(cellXY, spanXY[0], spanXY[1], 1197 mAddIntersectCellX, mAddIntersectCellY); 1198 } 1199 1200 if (!foundCellSpan) { 1201 if (appWidgetId != -1) { 1202 // Deleting an app widget ID is a void call but writes to disk before returning 1203 // to the caller... 1204 final LauncherAppWidgetHost appWidgetHost = mAppWidgetHost; 1205 new Thread("deleteAppWidgetId") { 1206 public void run() { 1207 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1208 } 1209 }.start(); 1210 } 1211 showOutOfSpaceMessage(); 1212 return; 1213 } 1214 1215 // Build Launcher-specific widget info and save to database 1216 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 1217 launcherInfo.spanX = spanXY[0]; 1218 launcherInfo.spanY = spanXY[1]; 1219 1220 LauncherModel.addItemToDatabase(this, launcherInfo, 1221 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1222 screen, cellXY[0], cellXY[1], false); 1223 1224 if (!mRestoring) { 1225 mDesktopItems.add(launcherInfo); 1226 1227 // Perform actual inflation because we're live 1228 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1229 1230 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1231 launcherInfo.hostView.setTag(launcherInfo); 1232 1233 mWorkspace.addInScreen(launcherInfo.hostView, screen, cellXY[0], cellXY[1], 1234 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1235 1236 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1237 } 1238 } 1239 1240 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1241 @Override 1242 public void onReceive(Context context, Intent intent) { 1243 final String action = intent.getAction(); 1244 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1245 mUserPresent = false; 1246 updateRunning(); 1247 1248 // Reset AllApps to it's initial state 1249 if (mAllAppsGrid != null) { 1250 mAllAppsGrid.reset(); 1251 } 1252 if (mAppsCustomizeContent != null) { 1253 mAppsCustomizeContent.reset(); 1254 } 1255 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1256 mUserPresent = true; 1257 updateRunning(); 1258 } 1259 } 1260 }; 1261 1262 @Override 1263 public void onAttachedToWindow() { 1264 super.onAttachedToWindow(); 1265 1266 // Listen for broadcasts related to user-presence 1267 final IntentFilter filter = new IntentFilter(); 1268 filter.addAction(Intent.ACTION_SCREEN_OFF); 1269 filter.addAction(Intent.ACTION_USER_PRESENT); 1270 registerReceiver(mReceiver, filter); 1271 1272 mAttached = true; 1273 mVisible = true; 1274 } 1275 1276 @Override 1277 public void onDetachedFromWindow() { 1278 super.onDetachedFromWindow(); 1279 mVisible = false; 1280 1281 if (mAttached) { 1282 unregisterReceiver(mReceiver); 1283 mAttached = false; 1284 } 1285 updateRunning(); 1286 } 1287 1288 public void onWindowVisibilityChanged(int visibility) { 1289 mVisible = visibility == View.VISIBLE; 1290 updateRunning(); 1291 } 1292 1293 private void sendAdvanceMessage(long delay) { 1294 mHandler.removeMessages(ADVANCE_MSG); 1295 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1296 mHandler.sendMessageDelayed(msg, delay); 1297 mAutoAdvanceSentTime = System.currentTimeMillis(); 1298 } 1299 1300 private void updateRunning() { 1301 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1302 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1303 mAutoAdvanceRunning = autoAdvanceRunning; 1304 if (autoAdvanceRunning) { 1305 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1306 sendAdvanceMessage(delay); 1307 } else { 1308 if (!mWidgetsToAdvance.isEmpty()) { 1309 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1310 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1311 } 1312 mHandler.removeMessages(ADVANCE_MSG); 1313 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1314 } 1315 } 1316 } 1317 1318 private final Handler mHandler = new Handler() { 1319 @Override 1320 public void handleMessage(Message msg) { 1321 if (msg.what == ADVANCE_MSG) { 1322 int i = 0; 1323 for (View key: mWidgetsToAdvance.keySet()) { 1324 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1325 final int delay = mAdvanceStagger * i; 1326 if (v instanceof Advanceable) { 1327 postDelayed(new Runnable() { 1328 public void run() { 1329 ((Advanceable) v).advance(); 1330 } 1331 }, delay); 1332 } 1333 i++; 1334 } 1335 sendAdvanceMessage(mAdvanceInterval); 1336 } 1337 } 1338 }; 1339 1340 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1341 if (appWidgetInfo.autoAdvanceViewId == -1) return; 1342 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1343 if (v instanceof Advanceable) { 1344 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1345 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1346 updateRunning(); 1347 } 1348 } 1349 1350 void removeWidgetToAutoAdvance(View hostView) { 1351 if (mWidgetsToAdvance.containsKey(hostView)) { 1352 mWidgetsToAdvance.remove(hostView); 1353 updateRunning(); 1354 } 1355 } 1356 1357 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1358 mDesktopItems.remove(launcherInfo); 1359 removeWidgetToAutoAdvance(launcherInfo.hostView); 1360 launcherInfo.hostView = null; 1361 } 1362 1363 void showOutOfSpaceMessage() { 1364 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1365 } 1366 1367 public LauncherAppWidgetHost getAppWidgetHost() { 1368 return mAppWidgetHost; 1369 } 1370 1371 public LauncherModel getModel() { 1372 return mModel; 1373 } 1374 1375 void closeSystemDialogs() { 1376 getWindow().closeAllPanels(); 1377 1378 try { 1379 dismissDialog(DIALOG_CREATE_SHORTCUT); 1380 // Unlock the workspace if the dialog was showing 1381 } catch (Exception e) { 1382 // An exception is thrown if the dialog is not visible, which is fine 1383 } 1384 1385 try { 1386 dismissDialog(DIALOG_RENAME_FOLDER); 1387 // Unlock the workspace if the dialog was showing 1388 } catch (Exception e) { 1389 // An exception is thrown if the dialog is not visible, which is fine 1390 } 1391 1392 // Whatever we were doing is hereby canceled. 1393 mWaitingForResult = false; 1394 } 1395 1396 @Override 1397 protected void onNewIntent(Intent intent) { 1398 super.onNewIntent(intent); 1399 1400 // Close the menu 1401 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1402 // also will cancel mWaitingForResult. 1403 closeSystemDialogs(); 1404 1405 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1406 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1407 1408 // In all these cases, only animate if we're already on home 1409 mWorkspace.unshrink(alreadyOnHome); 1410 mWorkspace.exitWidgetResizeMode(); 1411 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1412 mWorkspace.moveToDefaultScreen(true); 1413 } 1414 showWorkspace(alreadyOnHome); 1415 1416 final View v = getWindow().peekDecorView(); 1417 if (v != null && v.getWindowToken() != null) { 1418 InputMethodManager imm = (InputMethodManager)getSystemService( 1419 INPUT_METHOD_SERVICE); 1420 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1421 } 1422 1423 // Reset AllApps to it's initial state 1424 if (mAllAppsGrid != null) { 1425 mAllAppsGrid.reset(); 1426 } 1427 if (mAppsCustomizeContent != null) { 1428 mAppsCustomizeContent.reset(); 1429 } 1430 } 1431 } 1432 1433 @Override 1434 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1435 // Do not call super here 1436 mSavedInstanceState = savedInstanceState; 1437 } 1438 1439 @Override 1440 protected void onSaveInstanceState(Bundle outState) { 1441 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1442 1443 final ArrayList<Folder> folders = mWorkspace.getOpenFolders(); 1444 if (folders.size() > 0) { 1445 final int count = folders.size(); 1446 long[] ids = new long[count]; 1447 for (int i = 0; i < count; i++) { 1448 final FolderInfo info = folders.get(i).getInfo(); 1449 ids[i] = info.id; 1450 } 1451 outState.putLongArray(RUNTIME_STATE_FOLDERS, ids); 1452 } else { 1453 super.onSaveInstanceState(outState); 1454 } 1455 1456 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1457 1458 if (mAddScreen > -1 && mWaitingForResult) { 1459 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mAddScreen); 1460 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mAddIntersectCellX); 1461 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mAddIntersectCellY); 1462 } 1463 1464 if (mFolderInfo != null && mWaitingForResult) { 1465 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1466 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1467 } 1468 1469 // Save the current AllApps drawer tab 1470 if (mAllAppsGrid != null && mAllAppsGrid instanceof AllAppsTabbed) { 1471 AllAppsTabbed tabhost = (AllAppsTabbed) mAllAppsGrid; 1472 String currentTabTag = tabhost.getCurrentTabTag(); 1473 if (currentTabTag != null) { 1474 outState.putString("allapps_currentTab", currentTabTag); 1475 outState.putInt("allapps_currentPage", mAllAppsPagedView.getCurrentPage()); 1476 } 1477 } 1478 // Save the current customization drawer tab 1479 if (mHomeCustomizationDrawer != null) { 1480 String currentTabTag = mHomeCustomizationDrawer.getCurrentTabTag(); 1481 if (currentTabTag != null) { 1482 outState.putString("customize_currentTab", currentTabTag); 1483 } 1484 } 1485 // Save the current AppsCustomize tab 1486 if (mAppsCustomizeTabHost != null) { 1487 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1488 if (currentTabTag != null) { 1489 outState.putString("apps_customize_currentTab", currentTabTag); 1490 } 1491 } 1492 } 1493 1494 @Override 1495 public void onDestroy() { 1496 super.onDestroy(); 1497 1498 // Stop callbacks from LauncherModel 1499 LauncherApplication app = ((LauncherApplication) getApplication()); 1500 mModel.stopLoader(); 1501 app.setLauncher(null); 1502 1503 try { 1504 mAppWidgetHost.stopListening(); 1505 } catch (NullPointerException ex) { 1506 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1507 } 1508 mAppWidgetHost = null; 1509 1510 mWidgetsToAdvance.clear(); 1511 1512 TextKeyListener.getInstance().release(); 1513 1514 1515 unbindDesktopItems(); 1516 1517 getContentResolver().unregisterContentObserver(mWidgetObserver); 1518 1519 // Some launcher layouts don't have a previous and next view 1520 if (mPreviousView != null) { 1521 dismissPreview(mPreviousView); 1522 } 1523 if (mNextView != null) { 1524 dismissPreview(mNextView); 1525 } 1526 1527 unregisterReceiver(mCloseSystemDialogsReceiver); 1528 1529 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1530 mWorkspace.removeAllViews(); 1531 mWorkspace = null; 1532 mDragController = null; 1533 1534 ValueAnimator.clearAllAnimations(); 1535 } 1536 1537 public DragController getDragController() { 1538 return mDragController; 1539 } 1540 1541 @Override 1542 public void startActivityForResult(Intent intent, int requestCode) { 1543 if (requestCode >= 0) mWaitingForResult = true; 1544 super.startActivityForResult(intent, requestCode); 1545 } 1546 1547 @Override 1548 public void startSearch(String initialQuery, boolean selectInitialQuery, 1549 Bundle appSearchData, boolean globalSearch) { 1550 1551 showWorkspace(true); 1552 1553 if (initialQuery == null) { 1554 // Use any text typed in the launcher as the initial query 1555 initialQuery = getTypedText(); 1556 clearTypedText(); 1557 } 1558 if (appSearchData == null) { 1559 appSearchData = new Bundle(); 1560 appSearchData.putString(Search.SOURCE, "launcher-search"); 1561 } 1562 1563 final SearchManager searchManager = 1564 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1565 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1566 appSearchData, globalSearch); 1567 } 1568 1569 @Override 1570 public boolean onCreateOptionsMenu(Menu menu) { 1571 if (isWorkspaceLocked()) { 1572 return false; 1573 } 1574 1575 super.onCreateOptionsMenu(menu); 1576 1577 menu.add(MENU_GROUP_ADD, MENU_ADD, 0, R.string.menu_add) 1578 .setIcon(android.R.drawable.ic_menu_add) 1579 .setAlphabeticShortcut('A'); 1580 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1581 .setIcon(android.R.drawable.ic_menu_manage) 1582 .setAlphabeticShortcut('M'); 1583 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1584 .setIcon(android.R.drawable.ic_menu_gallery) 1585 .setAlphabeticShortcut('W'); 1586 menu.add(0, MENU_SEARCH, 0, R.string.menu_search) 1587 .setIcon(android.R.drawable.ic_search_category_default) 1588 .setAlphabeticShortcut(SearchManager.MENU_KEY); 1589 menu.add(0, MENU_NOTIFICATIONS, 0, R.string.menu_notifications) 1590 .setIcon(com.android.internal.R.drawable.ic_menu_notifications) 1591 .setAlphabeticShortcut('N'); 1592 1593 final Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1594 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1595 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1596 1597 menu.add(0, MENU_SETTINGS, 0, R.string.menu_settings) 1598 .setIcon(android.R.drawable.ic_menu_preferences).setAlphabeticShortcut('P') 1599 .setIntent(settings); 1600 1601 return true; 1602 } 1603 1604 @Override 1605 public boolean onPrepareOptionsMenu(Menu menu) { 1606 super.onPrepareOptionsMenu(menu); 1607 1608 if (mAllAppsGrid != null) { 1609 // If all apps is animating, don't show the menu, because we don't know 1610 // which one to show. 1611 if (mAllAppsGrid.isAnimating()) { 1612 return false; 1613 } 1614 1615 // Only show the add and wallpaper options when we're not in all apps. 1616 boolean visible = !mAllAppsGrid.isVisible(); 1617 menu.setGroupVisible(MENU_GROUP_ADD, visible); 1618 menu.setGroupVisible(MENU_GROUP_WALLPAPER, visible); 1619 1620 // Disable add if the workspace is full. 1621 if (visible) { 1622 CellLayout layout = (CellLayout) mWorkspace.getChildAt(mWorkspace.getCurrentPage()); 1623 menu.setGroupEnabled(MENU_GROUP_ADD, layout.existsEmptyCell()); 1624 } 1625 } 1626 1627 // TODO-APPS_CUSTOMIZE: Remove this for the phone UI at some point, along with all the menu 1628 // related code? 1629 if (mAppsCustomizeContent != null && mAppsCustomizeContent.isAnimating()) return false; 1630 1631 return true; 1632 } 1633 1634 @Override 1635 public boolean onOptionsItemSelected(MenuItem item) { 1636 switch (item.getItemId()) { 1637 case MENU_ADD: 1638 addItems(); 1639 return true; 1640 case MENU_MANAGE_APPS: 1641 manageApps(); 1642 return true; 1643 case MENU_WALLPAPER_SETTINGS: 1644 startWallpaper(); 1645 return true; 1646 case MENU_SEARCH: 1647 onSearchRequested(); 1648 return true; 1649 case MENU_NOTIFICATIONS: 1650 showNotifications(); 1651 return true; 1652 } 1653 1654 return super.onOptionsItemSelected(item); 1655 } 1656 1657 /** 1658 * Indicates that we want global search for this activity by setting the globalSearch 1659 * argument for {@link #startSearch} to true. 1660 */ 1661 1662 @Override 1663 public boolean onSearchRequested() { 1664 startSearch(null, false, null, true); 1665 return true; 1666 } 1667 1668 public boolean isWorkspaceLocked() { 1669 return mWorkspaceLoading || mWaitingForResult; 1670 } 1671 1672 // Is the workspace preview (brought up by long-pressing on a signpost icon) visible? 1673 private boolean isPreviewVisible() { 1674 return (mPreviousView != null && mPreviousView.getTag() != null) || 1675 (mNextView != null && mNextView.getTag() != null); 1676 } 1677 1678 private void addItems() { 1679 if (LauncherApplication.isScreenLarge()) { 1680 // Animate the widget chooser up from the bottom of the screen 1681 if (mState != State.CUSTOMIZE) { 1682 showCustomizationDrawer(true); 1683 } 1684 } else { 1685 showWorkspace(true); 1686 showAddDialog(-1, -1); 1687 } 1688 } 1689 1690 private void resetAddInfo() { 1691 mAddScreen = -1; 1692 mAddIntersectCellX = -1; 1693 mAddIntersectCellY = -1; 1694 mAddDropPosition = null; 1695 } 1696 1697 void addAppWidgetFromDrop(PendingAddWidgetInfo info, int screen, int[] position) { 1698 resetAddInfo(); 1699 mAddScreen = screen; 1700 mAddDropPosition = position; 1701 1702 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1703 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1704 addAppWidgetImpl(appWidgetId, info); 1705 } 1706 1707 private void manageApps() { 1708 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1709 } 1710 1711 void addAppWidgetFromPick(Intent data) { 1712 // TODO: catch bad widget exception when sent 1713 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1714 // TODO: Is this log message meaningful? 1715 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1716 addAppWidgetImpl(appWidgetId, null); 1717 } 1718 1719 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1720 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1721 1722 if (appWidget.configure != null) { 1723 // Launch over to configure widget, if needed 1724 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1725 intent.setComponent(appWidget.configure); 1726 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1727 if (info != null) { 1728 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1729 intent.putExtra( 1730 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1731 info.mimeType); 1732 1733 final String mimeType = info.mimeType; 1734 final ClipData clipData = (ClipData) info.configurationData; 1735 final ClipDescription clipDesc = clipData.getDescription(); 1736 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1737 if (clipDesc.getMimeType(i).equals(mimeType)) { 1738 final ClipData.Item item = clipData.getItemAt(i); 1739 final CharSequence stringData = item.getText(); 1740 final Uri uriData = item.getUri(); 1741 final Intent intentData = item.getIntent(); 1742 final String key = 1743 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1744 if (uriData != null) { 1745 intent.putExtra(key, uriData); 1746 } else if (intentData != null) { 1747 intent.putExtra(key, intentData); 1748 } else if (stringData != null) { 1749 intent.putExtra(key, stringData); 1750 } 1751 break; 1752 } 1753 } 1754 } 1755 } 1756 1757 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1758 } else { 1759 // Otherwise just add it 1760 completeAddAppWidget(appWidgetId, mAddScreen); 1761 } 1762 } 1763 1764 void processShortcutFromDrop(ComponentName componentName, int screen, int[] position) { 1765 resetAddInfo(); 1766 mAddScreen = screen; 1767 mAddDropPosition = position; 1768 1769 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1770 createShortcutIntent.setComponent(componentName); 1771 processShortcut(createShortcutIntent); 1772 } 1773 1774 void processShortcut(Intent intent) { 1775 // Handle case where user selected "Applications" 1776 String applicationName = getResources().getString(R.string.group_applications); 1777 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1778 1779 if (applicationName != null && applicationName.equals(shortcutName)) { 1780 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1781 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1782 1783 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1784 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1785 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1786 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1787 } else { 1788 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1789 } 1790 } 1791 1792 void processWallpaper(Intent intent) { 1793 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1794 } 1795 1796 FolderIcon addFolder(int screen, int intersectCellX, int intersectCellY) { 1797 FolderInfo folderInfo = new FolderInfo(); 1798 folderInfo.title = getText(R.string.folder_name); 1799 1800 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1801 final int[] cellXY = mTmpAddItemCellCoordinates; 1802 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1803 showOutOfSpaceMessage(); 1804 return null; 1805 } 1806 1807 // Update the model 1808 LauncherModel.addItemToDatabase(this, folderInfo, 1809 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1810 screen, cellXY[0], cellXY[1], false); 1811 sFolders.put(folderInfo.id, folderInfo); 1812 1813 // Create the view 1814 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 1815 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), 1816 folderInfo, mIconCache); 1817 mWorkspace.addInScreen(newFolder, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1818 return newFolder; 1819 } 1820 1821 void removeFolder(FolderInfo folder) { 1822 sFolders.remove(folder.id); 1823 } 1824 1825 private void showNotifications() { 1826 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1827 if (statusBar != null) { 1828 statusBar.expand(); 1829 } 1830 } 1831 1832 private void startWallpaper() { 1833 showWorkspace(true); 1834 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1835 Intent chooser = Intent.createChooser(pickWallpaper, 1836 getText(R.string.chooser_wallpaper)); 1837 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1838 // Removed in Eclair MR1 1839// WallpaperManager wm = (WallpaperManager) 1840// getSystemService(Context.WALLPAPER_SERVICE); 1841// WallpaperInfo wi = wm.getWallpaperInfo(); 1842// if (wi != null && wi.getSettingsActivity() != null) { 1843// LabeledIntent li = new LabeledIntent(getPackageName(), 1844// R.string.configure_wallpaper, 0); 1845// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1846// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1847// } 1848 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1849 } 1850 1851 /** 1852 * Registers various content observers. The current implementation registers 1853 * only a favorites observer to keep track of the favorites applications. 1854 */ 1855 private void registerContentObservers() { 1856 ContentResolver resolver = getContentResolver(); 1857 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1858 true, mWidgetObserver); 1859 } 1860 1861 @Override 1862 public boolean dispatchKeyEvent(KeyEvent event) { 1863 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1864 switch (event.getKeyCode()) { 1865 case KeyEvent.KEYCODE_HOME: 1866 return true; 1867 case KeyEvent.KEYCODE_VOLUME_DOWN: 1868 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1869 dumpState(); 1870 return true; 1871 } 1872 break; 1873 } 1874 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1875 switch (event.getKeyCode()) { 1876 case KeyEvent.KEYCODE_HOME: 1877 return true; 1878 } 1879 } 1880 1881 return super.dispatchKeyEvent(event); 1882 } 1883 1884 @Override 1885 public void onBackPressed() { 1886 if (mState == State.ALL_APPS || mState == State.CUSTOMIZE || mState == State.APPS_CUSTOMIZE) { 1887 showWorkspace(true); 1888 } else if (mWorkspace.getOpenFolder() != null) { 1889 closeFolder(); 1890 } else if (isPreviewVisible()) { 1891 dismissPreview(mPreviousView); 1892 dismissPreview(mNextView); 1893 } else { 1894 mWorkspace.exitWidgetResizeMode(); 1895 1896 // Back button is a no-op here, but give at least some feedback for the button press 1897 mWorkspace.showOutlinesTemporarily(); 1898 } 1899 } 1900 1901 public void closeFolder() { 1902 Folder folder = mWorkspace.getOpenFolder(); 1903 if (folder != null) { 1904 closeFolder(folder); 1905 mDragLayer.setCurrentFolder(null); 1906 } 1907 } 1908 1909 void closeFolder(Folder folder) { 1910 folder.getInfo().opened = false; 1911 1912 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1913 if (parent != null) { 1914 CellLayout cl = (CellLayout) parent; 1915 FolderIcon fi = (FolderIcon) cl.getChildAt(folder.mInfo.cellX, folder.mInfo.cellY); 1916 shrinkAndFadeInFolderIcon(fi); 1917 mDragController.removeDropTarget((DropTarget)folder); 1918 } 1919 1920 folder.animateClosed(); 1921 folder.onClose(); 1922 } 1923 1924 /** 1925 * Re-listen when widgets are reset. 1926 */ 1927 private void onAppWidgetReset() { 1928 if (mAppWidgetHost != null) { 1929 mAppWidgetHost.startListening(); 1930 } 1931 } 1932 1933 /** 1934 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1935 * leak the previous Home screen on orientation change. 1936 */ 1937 private void unbindDesktopItems() { 1938 for (ItemInfo item: mDesktopItems) { 1939 item.unbind(); 1940 } 1941 mDesktopItems.clear(); 1942 } 1943 1944 /** 1945 * Launches the intent referred by the clicked shortcut. 1946 * 1947 * @param v The view representing the clicked shortcut. 1948 */ 1949 public void onClick(View v) { 1950 Object tag = v.getTag(); 1951 if (tag instanceof ShortcutInfo) { 1952 // Open shortcut 1953 final Intent intent = ((ShortcutInfo) tag).intent; 1954 int[] pos = new int[2]; 1955 v.getLocationOnScreen(pos); 1956 intent.setSourceBounds(new Rect(pos[0], pos[1], 1957 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1958 boolean success = startActivitySafely(intent, tag); 1959 1960 if (success && v instanceof BubbleTextView) { 1961 mWaitingForResume = (BubbleTextView) v; 1962 mWaitingForResume.setStayPressed(true); 1963 } 1964 } else if (tag instanceof FolderInfo) { 1965 if (v instanceof FolderIcon) { 1966 FolderIcon fi = (FolderIcon) v; 1967 handleFolderClick(fi); 1968 } 1969 } else if (v == mHandleView) { 1970 if (mState == State.ALL_APPS) { 1971 showWorkspace(true); 1972 } else { 1973 showAllApps(true); 1974 } 1975 } 1976 } 1977 1978 public boolean onTouch(View v, MotionEvent event) { 1979 // this is an intercepted event being forwarded from mWorkspace; 1980 // clicking anywhere on the workspace causes the customization drawer to slide down 1981 showWorkspace(true); 1982 return false; 1983 } 1984 1985 /** 1986 * Event handler for the search button 1987 * 1988 * @param v The view that was clicked. 1989 */ 1990 public void onClickSearchButton(View v) { 1991 startSearch(null, false, null, true); 1992 // Use a custom animation for launching search 1993 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1994 } 1995 1996 /** 1997 * Event handler for the voice button 1998 * 1999 * @param v The view that was clicked. 2000 */ 2001 public void onClickVoiceButton(View v) { 2002 startVoiceSearch(); 2003 } 2004 2005 private void startVoiceSearch() { 2006 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2007 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2008 startActivity(intent); 2009 } 2010 2011 /** 2012 * Event handler for the "gear" button that appears on the home screen, which 2013 * enters home screen customization mode. 2014 * 2015 * @param v The view that was clicked. 2016 */ 2017 public void onClickConfigureButton(View v) { 2018 addItems(); 2019 } 2020 2021 /** 2022 * Event handler for the "grid" button that appears on the home screen, which 2023 * enters all apps mode. 2024 * 2025 * @param v The view that was clicked. 2026 */ 2027 public void onClickAllAppsButton(View v) { 2028 showAllApps(true); 2029 } 2030 2031 public void onClickAppMarketButton(View v) { 2032 if (mAppMarketIntent != null) { 2033 startActivitySafely(mAppMarketIntent, "app market"); 2034 } 2035 } 2036 2037 void startApplicationDetailsActivity(ComponentName componentName) { 2038 String packageName = componentName.getPackageName(); 2039 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 2040 Uri.fromParts("package", packageName, null)); 2041 startActivity(intent); 2042 } 2043 2044 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 2045 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 2046 // System applications cannot be installed. For now, show a toast explaining that. 2047 // We may give them the option of disabling apps this way. 2048 int messageId = R.string.uninstall_system_app_text; 2049 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 2050 } else { 2051 String packageName = appInfo.componentName.getPackageName(); 2052 String className = appInfo.componentName.getClassName(); 2053 Intent intent = new Intent( 2054 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 2055 startActivity(intent); 2056 } 2057 } 2058 2059 boolean startActivitySafely(Intent intent, Object tag) { 2060 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2061 try { 2062 startActivity(intent); 2063 return true; 2064 } catch (ActivityNotFoundException e) { 2065 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2066 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 2067 } catch (SecurityException e) { 2068 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2069 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2070 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2071 "or use the exported attribute for this activity. " 2072 + "tag="+ tag + " intent=" + intent, e); 2073 } 2074 return false; 2075 } 2076 2077 void startActivityForResultSafely(Intent intent, int requestCode) { 2078 try { 2079 startActivityForResult(intent, requestCode); 2080 } catch (ActivityNotFoundException e) { 2081 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2082 } catch (SecurityException e) { 2083 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2084 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2085 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2086 "or use the exported attribute for this activity.", e); 2087 } 2088 } 2089 2090 private void handleFolderClick(FolderIcon folderIcon) { 2091 final FolderInfo info = folderIcon.mInfo; 2092 if (!info.opened) { 2093 // Close any open folder 2094 closeFolder(); 2095 // Open the requested folder 2096 openFolder(folderIcon); 2097 } else { 2098 // Find the open folder... 2099 Folder openFolder = mWorkspace.getFolderForTag(info); 2100 int folderScreen; 2101 if (openFolder != null) { 2102 folderScreen = mWorkspace.getPageForView(openFolder); 2103 // .. and close it 2104 closeFolder(openFolder); 2105 if (folderScreen != mWorkspace.getCurrentPage()) { 2106 // Close any folder open on the current screen 2107 closeFolder(); 2108 // Pull the folder onto this screen 2109 openFolder(folderIcon); 2110 } 2111 } 2112 } 2113 } 2114 2115 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2116 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2117 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2118 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2119 2120 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 2121 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2122 oa.start(); 2123 } 2124 2125 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 2126 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2127 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2128 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2129 2130 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 2131 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2132 oa.start(); 2133 } 2134 2135 /** 2136 * Opens the user folder described by the specified tag. The opening of the folder 2137 * is animated relative to the specified View. If the View is null, no animation 2138 * is played. 2139 * 2140 * @param folderInfo The FolderInfo describing the folder to open. 2141 */ 2142 public void openFolder(FolderIcon folderIcon) { 2143 Folder folder = folderIcon.mFolder; 2144 FolderInfo info = folder.mInfo; 2145 2146 growAndFadeOutFolderIcon(folderIcon); 2147 info.opened = true; 2148 2149 mWorkspace.addInFullScreen(folder, info.screen); 2150 mDragLayer.setCurrentFolder(folder); 2151 folder.animateOpen(); 2152 folder.onOpen(); 2153 } 2154 2155 public boolean onLongClick(View v) { 2156 if (mState != State.WORKSPACE) { 2157 return false; 2158 } 2159 2160 switch (v.getId()) { 2161 case R.id.previous_screen: 2162 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 2163 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2164 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2165 showPreviews(v); 2166 } 2167 return true; 2168 case R.id.next_screen: 2169 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 2170 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2171 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2172 showPreviews(v); 2173 } 2174 return true; 2175 case R.id.all_apps_button: 2176 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 2177 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2178 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2179 showPreviews(v); 2180 } 2181 return true; 2182 } 2183 2184 if (isWorkspaceLocked()) { 2185 return false; 2186 } 2187 2188 if (!(v instanceof CellLayout)) { 2189 v = (View) v.getParent().getParent(); 2190 } 2191 2192 resetAddInfo(); 2193 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2194 // This happens when long clicking an item with the dpad/trackball 2195 if (longClickCellInfo == null || !longClickCellInfo.valid) { 2196 return true; 2197 } 2198 2199 final View itemUnderLongClick = longClickCellInfo.cell; 2200 2201 if (mWorkspace.allowLongPress() && !mDragController.isDragging()) { 2202 if (itemUnderLongClick == null) { 2203 // User long pressed on empty space 2204 mWorkspace.setAllowLongPress(false); 2205 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2206 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2207 addItems(); 2208 } else { 2209 if (!(itemUnderLongClick instanceof Folder)) { 2210 // User long pressed on an item 2211 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2212 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2213 mAddIntersectCellX = longClickCellInfo.cellX; 2214 mAddIntersectCellY = longClickCellInfo.cellY; 2215 mWorkspace.startDrag(longClickCellInfo); 2216 } 2217 } 2218 } 2219 return true; 2220 } 2221 2222 @SuppressWarnings({"unchecked"}) 2223 private void dismissPreview(final View v) { 2224 final PopupWindow window = (PopupWindow) v.getTag(); 2225 if (window != null) { 2226 window.setOnDismissListener(new PopupWindow.OnDismissListener() { 2227 public void onDismiss() { 2228 ViewGroup group = (ViewGroup) v.getTag(R.id.workspace); 2229 int count = group.getChildCount(); 2230 for (int i = 0; i < count; i++) { 2231 ((ImageView) group.getChildAt(i)).setImageDrawable(null); 2232 } 2233 ArrayList<Bitmap> bitmaps = 2234 (ArrayList<Bitmap>) v.getTag(R.id.all_apps_button_cluster); 2235 for (Bitmap bitmap : bitmaps) bitmap.recycle(); 2236 2237 v.setTag(R.id.workspace, null); 2238 v.setTag(R.id.all_apps_button_cluster, null); 2239 window.setOnDismissListener(null); 2240 } 2241 }); 2242 window.dismiss(); 2243 } 2244 v.setTag(null); 2245 } 2246 2247 private void showPreviews(View anchor) { 2248 showPreviews(anchor, 0, mWorkspace.getChildCount()); 2249 } 2250 2251 private void showPreviews(final View anchor, int start, int end) { 2252 final Resources resources = getResources(); 2253 final Workspace workspace = mWorkspace; 2254 2255 CellLayout cell = ((CellLayout) workspace.getChildAt(start)); 2256 2257 float max = workspace.getChildCount(); 2258 2259 final Rect r = new Rect(); 2260 resources.getDrawable(R.drawable.preview_background).getPadding(r); 2261 int extraW = (int) ((r.left + r.right) * max); 2262 int extraH = r.top + r.bottom; 2263 2264 int aW = cell.getWidth() - extraW; 2265 float w = aW / max; 2266 2267 int width = cell.getWidth(); 2268 int height = cell.getHeight(); 2269 int x = cell.getLeftPadding(); 2270 int y = cell.getTopPadding(); 2271 width -= (x + cell.getRightPadding()); 2272 height -= (y + cell.getBottomPadding()); 2273 2274 float scale = w / width; 2275 2276 int count = end - start; 2277 2278 final float sWidth = width * scale; 2279 float sHeight = height * scale; 2280 2281 LinearLayout preview = new LinearLayout(this); 2282 2283 PreviewTouchHandler handler = new PreviewTouchHandler(anchor); 2284 ArrayList<Bitmap> bitmaps = new ArrayList<Bitmap>(count); 2285 2286 for (int i = start; i < end; i++) { 2287 ImageView image = new ImageView(this); 2288 cell = (CellLayout) workspace.getChildAt(i); 2289 2290 final Bitmap bitmap = Bitmap.createBitmap((int) sWidth, (int) sHeight, 2291 Bitmap.Config.ARGB_8888); 2292 2293 final Canvas c = new Canvas(bitmap); 2294 c.scale(scale, scale); 2295 c.translate(-cell.getLeftPadding(), -cell.getTopPadding()); 2296 cell.drawChildren(c); 2297 2298 image.setBackgroundDrawable(resources.getDrawable(R.drawable.preview_background)); 2299 image.setImageBitmap(bitmap); 2300 image.setTag(i); 2301 image.setOnClickListener(handler); 2302 image.setOnFocusChangeListener(handler); 2303 image.setFocusable(true); 2304 if (i == mWorkspace.getCurrentPage()) image.requestFocus(); 2305 2306 preview.addView(image, 2307 LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT); 2308 2309 bitmaps.add(bitmap); 2310 } 2311 2312 final PopupWindow p = new PopupWindow(this); 2313 p.setContentView(preview); 2314 p.setWidth((int) (sWidth * count + extraW)); 2315 p.setHeight((int) (sHeight + extraH)); 2316 p.setAnimationStyle(R.style.AnimationPreview); 2317 p.setOutsideTouchable(true); 2318 p.setFocusable(true); 2319 p.setBackgroundDrawable(new ColorDrawable(0)); 2320 p.showAsDropDown(anchor, 0, 0); 2321 2322 p.setOnDismissListener(new PopupWindow.OnDismissListener() { 2323 public void onDismiss() { 2324 dismissPreview(anchor); 2325 } 2326 }); 2327 2328 anchor.setTag(p); 2329 anchor.setTag(R.id.workspace, preview); 2330 anchor.setTag(R.id.all_apps_button_cluster, bitmaps); 2331 } 2332 2333 class PreviewTouchHandler implements View.OnClickListener, Runnable, View.OnFocusChangeListener { 2334 private final View mAnchor; 2335 2336 public PreviewTouchHandler(View anchor) { 2337 mAnchor = anchor; 2338 } 2339 2340 public void onClick(View v) { 2341 mWorkspace.snapToPage((Integer) v.getTag()); 2342 v.post(this); 2343 } 2344 2345 public void run() { 2346 dismissPreview(mAnchor); 2347 } 2348 2349 public void onFocusChange(View v, boolean hasFocus) { 2350 if (hasFocus) { 2351 mWorkspace.snapToPage((Integer) v.getTag()); 2352 } 2353 } 2354 } 2355 2356 Workspace getWorkspace() { 2357 return mWorkspace; 2358 } 2359 2360 TabHost getCustomizationDrawer() { 2361 return mHomeCustomizationDrawer; 2362 } 2363 2364 @Override 2365 protected Dialog onCreateDialog(int id) { 2366 switch (id) { 2367 case DIALOG_CREATE_SHORTCUT: 2368 return new CreateShortcut().createDialog(); 2369 case DIALOG_RENAME_FOLDER: 2370 return new RenameFolder().createDialog(); 2371 } 2372 2373 return super.onCreateDialog(id); 2374 } 2375 2376 @Override 2377 protected void onPrepareDialog(int id, Dialog dialog) { 2378 switch (id) { 2379 case DIALOG_CREATE_SHORTCUT: 2380 break; 2381 case DIALOG_RENAME_FOLDER: 2382 if (mFolderInfo != null) { 2383 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 2384 final CharSequence text = mFolderInfo.title; 2385 input.setText(text); 2386 input.setSelection(0, text.length()); 2387 } 2388 break; 2389 } 2390 } 2391 2392 void showRenameDialog(FolderInfo info) { 2393 mFolderInfo = info; 2394 mWaitingForResult = true; 2395 showDialog(DIALOG_RENAME_FOLDER); 2396 } 2397 2398 private void showAddDialog(int intersectX, int intersectY) { 2399 resetAddInfo(); 2400 mAddIntersectCellX = intersectX; 2401 mAddIntersectCellY = intersectY; 2402 mAddScreen = mWorkspace.getCurrentPage(); 2403 mWaitingForResult = true; 2404 showDialog(DIALOG_CREATE_SHORTCUT); 2405 } 2406 2407 private void pickShortcut() { 2408 // Insert extra item to handle picking application 2409 Bundle bundle = new Bundle(); 2410 2411 ArrayList<String> shortcutNames = new ArrayList<String>(); 2412 shortcutNames.add(getString(R.string.group_applications)); 2413 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 2414 2415 ArrayList<ShortcutIconResource> shortcutIcons = new ArrayList<ShortcutIconResource>(); 2416 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 2417 R.drawable.ic_launcher_application)); 2418 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 2419 2420 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 2421 pickIntent.putExtra(Intent.EXTRA_INTENT, new Intent(Intent.ACTION_CREATE_SHORTCUT)); 2422 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_shortcut)); 2423 pickIntent.putExtras(bundle); 2424 2425 startActivityForResult(pickIntent, REQUEST_PICK_SHORTCUT); 2426 } 2427 2428 private class RenameFolder { 2429 private EditText mInput; 2430 2431 Dialog createDialog() { 2432 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 2433 mInput = (EditText) layout.findViewById(R.id.folder_name); 2434 2435 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 2436 builder.setIcon(0); 2437 builder.setTitle(getString(R.string.rename_folder_title)); 2438 builder.setCancelable(true); 2439 builder.setOnCancelListener(new Dialog.OnCancelListener() { 2440 public void onCancel(DialogInterface dialog) { 2441 cleanup(); 2442 } 2443 }); 2444 builder.setNegativeButton(getString(R.string.cancel_action), 2445 new Dialog.OnClickListener() { 2446 public void onClick(DialogInterface dialog, int which) { 2447 cleanup(); 2448 } 2449 } 2450 ); 2451 builder.setPositiveButton(getString(R.string.rename_action), 2452 new Dialog.OnClickListener() { 2453 public void onClick(DialogInterface dialog, int which) { 2454 changeFolderName(); 2455 } 2456 } 2457 ); 2458 builder.setView(layout); 2459 2460 final AlertDialog dialog = builder.create(); 2461 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 2462 public void onShow(DialogInterface dialog) { 2463 mWaitingForResult = true; 2464 mInput.requestFocus(); 2465 InputMethodManager inputManager = (InputMethodManager) 2466 getSystemService(Context.INPUT_METHOD_SERVICE); 2467 inputManager.showSoftInput(mInput, 0); 2468 } 2469 }); 2470 2471 return dialog; 2472 } 2473 2474 private void changeFolderName() { 2475 final String name = mInput.getText().toString(); 2476 if (!TextUtils.isEmpty(name)) { 2477 // Make sure we have the right folder info 2478 mFolderInfo = sFolders.get(mFolderInfo.id); 2479 mFolderInfo.title = name; 2480 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 2481 2482 if (mWorkspaceLoading) { 2483 lockAllApps(); 2484 mModel.startLoader(Launcher.this, false); 2485 } else { 2486 final FolderIcon folderIcon = (FolderIcon) 2487 mWorkspace.getViewForTag(mFolderInfo); 2488 if (folderIcon != null) { 2489 // TODO: At some point we'll probably want some version of setting 2490 // the text for a folder icon. 2491 //folderIcon.setText(name); 2492 getWorkspace().requestLayout(); 2493 } else { 2494 lockAllApps(); 2495 mWorkspaceLoading = true; 2496 mModel.startLoader(Launcher.this, false); 2497 } 2498 } 2499 } 2500 cleanup(); 2501 } 2502 2503 private void cleanup() { 2504 dismissDialog(DIALOG_RENAME_FOLDER); 2505 mWaitingForResult = false; 2506 mFolderInfo = null; 2507 } 2508 } 2509 2510 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2511 public boolean isAllAppsVisible() { 2512 return (mState == State.ALL_APPS) || (mState == State.APPS_CUSTOMIZE); 2513 } 2514 2515 // AllAppsView.Watcher 2516 public void zoomed(float zoom) { 2517 // In XLarge view, we zoom down the workspace below all apps so it's still visible 2518 if (zoom == 1.0f && !LauncherApplication.isScreenLarge()) { 2519 mWorkspace.setVisibility(View.GONE); 2520 } 2521 } 2522 2523 private void showAndEnableToolbarButton(View button) { 2524 button.setVisibility(View.VISIBLE); 2525 } 2526 2527 private void hideToolbarButton(View button) { 2528 // We can't set it to GONE, otherwise the RelativeLayout gets screwed up 2529 button.setVisibility(View.INVISIBLE); 2530 button.setAlpha(0.0f); 2531 } 2532 2533 /** 2534 * Helper function for showing or hiding a toolbar button, possibly animated. 2535 * 2536 * @param show If true, create an animation to the show the item. Otherwise, hide it. 2537 * @param view The toolbar button to be animated 2538 * @param seq A AnimatorSet that will be used to animate the transition. If null, the 2539 * transition will not be animated. 2540 */ 2541 private void hideOrShowToolbarButton(boolean show, final View view, AnimatorSet seq) { 2542 final boolean showing = show; 2543 final boolean hiding = !show; 2544 2545 final int duration = show ? 2546 getResources().getInteger(R.integer.config_toolbarButtonFadeInTime) : 2547 getResources().getInteger(R.integer.config_toolbarButtonFadeOutTime); 2548 2549 if (seq != null) { 2550 ValueAnimator anim = ValueAnimator.ofFloat(view.getAlpha(), show ? 1.0f : 0.0f); 2551 anim.setDuration(duration); 2552 anim.addUpdateListener(new AnimatorUpdateListener() { 2553 public void onAnimationUpdate(ValueAnimator animation) { 2554 view.setAlpha((Float) animation.getAnimatedValue()); 2555 } 2556 }); 2557 anim.addListener(new AnimatorListenerAdapter() { 2558 @Override 2559 public void onAnimationStart(Animator animation) { 2560 if (showing) showAndEnableToolbarButton(view); 2561 } 2562 @Override 2563 public void onAnimationEnd(Animator animation) { 2564 if (hiding) hideToolbarButton(view); 2565 } 2566 }); 2567 seq.play(anim); 2568 } else { 2569 if (showing) { 2570 showAndEnableToolbarButton(view); 2571 view.setAlpha(1f); 2572 } else { 2573 hideToolbarButton(view); 2574 } 2575 } 2576 } 2577 2578 /** 2579 * Show/hide the appropriate toolbar buttons for newState. 2580 * If showSeq or hideSeq is null, the transition will be done immediately (not animated). 2581 * 2582 * @param newState The state that is being switched to 2583 * @param showSeq AnimatorSet in which to put "show" animations, or null. 2584 * @param hideSeq AnimatorSet in which to put "hide" animations, or null. 2585 */ 2586 private void hideAndShowToolbarButtons(State newState, AnimatorSet showSeq, AnimatorSet hideSeq) { 2587 switch (newState) { 2588 case WORKSPACE: 2589 hideOrShowToolbarButton(true, mButtonCluster, showSeq); 2590 if (mDeleteZone != null) { 2591 mDeleteZone.setDragAndDropEnabled(true); 2592 if (LauncherApplication.isScreenLarge()) { 2593 mDeleteZone.setText( 2594 getResources().getString(R.string.delete_zone_label_workspace)); 2595 } 2596 } 2597 break; 2598 case ALL_APPS: 2599 case APPS_CUSTOMIZE: 2600 hideOrShowToolbarButton(false, mButtonCluster, hideSeq); 2601 if (mDeleteZone != null) { 2602 mDeleteZone.setDragAndDropEnabled(false); 2603 if (LauncherApplication.isScreenLarge()) { 2604 mDeleteZone.setText( 2605 getResources().getString(R.string.delete_zone_label_all_apps)); 2606 } 2607 } 2608 break; 2609 case CUSTOMIZE: 2610 hideOrShowToolbarButton(false, mButtonCluster, hideSeq); 2611 if (mDeleteZone != null) { 2612 mDeleteZone.setDragAndDropEnabled(false); 2613 } 2614 break; 2615 } 2616 } 2617 2618 /** 2619 * Helper method for the cameraZoomIn/cameraZoomOut animations 2620 * @param view The view being animated 2621 * @param state The state that we are moving in or out of -- either ALL_APPS or CUSTOMIZE 2622 * @param scaleFactor The scale factor used for the zoom 2623 */ 2624 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2625 final int height = view.getHeight(); 2626 2627 view.setPivotX(view.getWidth() / 2.0f); 2628 // Set pivotY so that at the starting zoom factor, the view is partially 2629 // visible. Modifying initialHeightFactor changes how much of the view is 2630 // initially showing, and hence the perceived angle from which the view enters. 2631 if (state == State.ALL_APPS || state == State.APPS_CUSTOMIZE) { 2632 final float initialHeightFactor = 0.175f; 2633 view.setPivotY((1 - initialHeightFactor) * height); 2634 } else { 2635 final float initialHeightFactor = 0.2f; 2636 view.setPivotY(-initialHeightFactor * height); 2637 } 2638 } 2639 2640 /** 2641 * Zoom the camera out from the workspace to reveal 'toView'. 2642 * Assumes that the view to show is anchored at either the very top or very bottom 2643 * of the screen. 2644 * @param toState The state to zoom out to. Must be ALL_APPS or CUSTOMIZE. 2645 */ 2646 private void cameraZoomOut(State toState, boolean animated, boolean springLoaded) { 2647 final Resources res = getResources(); 2648 final boolean toAllApps = (toState == State.ALL_APPS) 2649 || (toState == State.APPS_CUSTOMIZE); 2650 2651 final int duration = (toAllApps ? 2652 res.getInteger(R.integer.config_appsCustomizeZoomInTime) : 2653 res.getInteger(R.integer.config_customizeZoomInTime)); 2654 final int fadeDuration = (toAllApps ? 2655 res.getInteger(R.integer.config_appsCustomizeFadeInTime) : 2656 res.getInteger(R.integer.config_customizeFadeInTime)); 2657 2658 final float scale = toAllApps ? 2659 (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor) : 2660 (float) res.getInteger(R.integer.config_customizeZoomScaleFactor); 2661 2662 View tmpView; 2663 if (toAllApps) { 2664 tmpView = (LauncherApplication.isScreenLarge()) 2665 ? (View) mAllAppsGrid : mAppsCustomizeTabHost; 2666 } else { 2667 tmpView = mHomeCustomizationDrawer; 2668 } 2669 final View toView = tmpView; 2670 2671 setPivotsForZoom(toView, toState, scale); 2672 2673 if (toAllApps) { 2674 if (!springLoaded) { 2675 mWorkspace.shrink(ShrinkState.BOTTOM_HIDDEN, animated); 2676 2677 if (LauncherApplication.isScreenLarge()) { 2678 // Everytime we launch into AllApps, we reset the successful drop flag which 2679 // controls when it should hide/show the mini workspaces 2680 mAllAppsPagedView.resetSuccessfulDropFlag(); 2681 } 2682 } else { 2683 mWorkspace.shrink(ShrinkState.BOTTOM_VISIBLE, animated); 2684 } 2685 } else { 2686 mWorkspace.shrink(ShrinkState.TOP, animated); 2687 } 2688 2689 if (animated) { 2690 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2691 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2692 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2693 public void onAnimationUpdate(float a, float b) { 2694 ((View) toView.getParent()).fastInvalidate(); 2695 toView.setFastScaleX(a * scale + b * 1f); 2696 toView.setFastScaleY(a * scale + b * 1f); 2697 } 2698 }); 2699 2700 if (toAllApps) { 2701 toView.setVisibility(View.VISIBLE); 2702 toView.setFastAlpha(0f); 2703 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2704 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2705 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2706 public void onAnimationUpdate(float a, float b) { 2707 // don't need to invalidate because we do so above 2708 toView.setFastAlpha(a * 0f + b * 1f); 2709 } 2710 }); 2711 alphaAnim.start(); 2712 } 2713 2714 if (toView instanceof LauncherTransitionable) { 2715 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim); 2716 } 2717 scaleAnim.addListener(new AnimatorListenerAdapter() { 2718 @Override 2719 public void onAnimationStart(Animator animation) { 2720 // Prepare the position 2721 toView.setTranslationX(0.0f); 2722 toView.setTranslationY(0.0f); 2723 toView.setVisibility(View.VISIBLE); 2724 toView.bringToFront(); 2725 if (!toAllApps) { 2726 toView.setFastAlpha(1.0f); 2727 } 2728 } 2729 @Override 2730 public void onAnimationEnd(Animator animation) { 2731 // If we don't set the final scale values here, if this animation is cancelled 2732 // it will have the wrong scale value and subsequent cameraPan animations will 2733 // not fix that 2734 toView.setScaleX(1.0f); 2735 toView.setScaleY(1.0f); 2736 if (toView instanceof LauncherTransitionable) { 2737 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim); 2738 } 2739 } 2740 }); 2741 2742 AnimatorSet toolbarHideAnim = new AnimatorSet(); 2743 AnimatorSet toolbarShowAnim = new AnimatorSet(); 2744 hideAndShowToolbarButtons(toState, toolbarShowAnim, toolbarHideAnim); 2745 2746 // toView should appear right at the end of the workspace shrink animation 2747 final int startDelay = 0; 2748 2749 if (mStateAnimation != null) mStateAnimation.cancel(); 2750 mStateAnimation = new AnimatorSet(); 2751 mStateAnimation.playTogether(scaleAnim, toolbarHideAnim); 2752 mStateAnimation.play(scaleAnim).after(startDelay); 2753 2754 // Show the new toolbar buttons just as the main animation is ending 2755 final int fadeInTime = res.getInteger(R.integer.config_toolbarButtonFadeInTime); 2756 mStateAnimation.play(toolbarShowAnim).after(duration + startDelay - fadeInTime); 2757 mStateAnimation.start(); 2758 } else { 2759 toView.setTranslationX(0.0f); 2760 toView.setTranslationY(0.0f); 2761 toView.setScaleX(1.0f); 2762 toView.setScaleY(1.0f); 2763 toView.setVisibility(View.VISIBLE); 2764 toView.bringToFront(); 2765 if (toView instanceof LauncherTransitionable) { 2766 ((LauncherTransitionable) toView).onLauncherTransitionStart(null); 2767 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null); 2768 } 2769 hideAndShowToolbarButtons(toState, null, null); 2770 } 2771 } 2772 2773 /** 2774 * Zoom the camera back into the workspace, hiding 'fromView'. 2775 * This is the opposite of cameraZoomOut. 2776 * @param fromState The current state (must be ALL_APPS or CUSTOMIZE). 2777 * @param animated If true, the transition will be animated. 2778 */ 2779 private void cameraZoomIn(State fromState, boolean animated, boolean springLoaded) { 2780 Resources res = getResources(); 2781 final boolean fromAllApps = (fromState == State.ALL_APPS) 2782 || (fromState == State.APPS_CUSTOMIZE); 2783 2784 int duration = fromAllApps ? 2785 res.getInteger(R.integer.config_appsCustomizeZoomOutTime) : 2786 res.getInteger(R.integer.config_customizeZoomOutTime); 2787 2788 final float scaleFactor = fromAllApps ? 2789 (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor) : 2790 (float) res.getInteger(R.integer.config_customizeZoomScaleFactor); 2791 2792 View tmpView; 2793 if (fromAllApps) { 2794 tmpView = (LauncherApplication.isScreenLarge()) 2795 ? (View) mAllAppsGrid : mAppsCustomizeTabHost; 2796 } else { 2797 tmpView = mHomeCustomizationDrawer; 2798 } 2799 final View fromView = tmpView; 2800 2801 if (LauncherApplication.isScreenLarge()) { 2802 mCustomizePagedView.endChoiceMode(); 2803 mAllAppsPagedView.endChoiceMode(); 2804 } 2805 2806 setPivotsForZoom(fromView, fromState, scaleFactor); 2807 2808 if (!springLoaded) { 2809 mWorkspace.unshrink(animated); 2810 } 2811 if (animated) { 2812 if (mStateAnimation != null) mStateAnimation.cancel(); 2813 mStateAnimation = new AnimatorSet(); 2814 2815 final float oldScaleX = fromView.getScaleX(); 2816 final float oldScaleY = fromView.getScaleY(); 2817 2818 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2819 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2820 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2821 public void onAnimationUpdate(float a, float b) { 2822 ((View)fromView.getParent()).fastInvalidate(); 2823 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2824 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2825 } 2826 }); 2827 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2828 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2829 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2830 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2831 public void onAnimationUpdate(float a, float b) { 2832 // don't need to invalidate because we do so above 2833 fromView.setFastAlpha(a * 1f + b * 0f); 2834 } 2835 }); 2836 if (fromView instanceof LauncherTransitionable) { 2837 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim); 2838 } 2839 alphaAnim.addListener(new AnimatorListenerAdapter() { 2840 @Override 2841 public void onAnimationEnd(Animator animation) { 2842 fromView.setVisibility(View.GONE); 2843 if (fromView instanceof LauncherTransitionable) { 2844 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim); 2845 } 2846 } 2847 }); 2848 2849 AnimatorSet toolbarHideAnim = new AnimatorSet(); 2850 AnimatorSet toolbarShowAnim = new AnimatorSet(); 2851 if (!springLoaded) { 2852 hideAndShowToolbarButtons(State.WORKSPACE, toolbarShowAnim, toolbarHideAnim); 2853 } 2854 2855 mStateAnimation.playTogether(scaleAnim, toolbarHideAnim, alphaAnim); 2856 2857 // Show the new toolbar buttons at the very end of the whole animation 2858 final int fadeInTime = res.getInteger(R.integer.config_toolbarButtonFadeInTime); 2859 final int unshrinkTime = res.getInteger(R.integer.config_workspaceUnshrinkTime); 2860 mStateAnimation.play(toolbarShowAnim).after(unshrinkTime - fadeInTime); 2861 mStateAnimation.start(); 2862 } else { 2863 fromView.setVisibility(View.GONE); 2864 if (fromView instanceof LauncherTransitionable) { 2865 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null); 2866 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null); 2867 } 2868 if (!springLoaded) { 2869 hideAndShowToolbarButtons(State.WORKSPACE, null, null); 2870 } 2871 } 2872 } 2873 2874 void showWorkspace(boolean animated) { 2875 showWorkspace(animated, null); 2876 } 2877 2878 void showWorkspace(boolean animated, CellLayout layout) { 2879 if (layout != null) { 2880 // always animated, but that's ok since we never specify a layout and 2881 // want no animation 2882 mWorkspace.unshrink(layout); 2883 } else { 2884 mWorkspace.unshrink(animated); 2885 } 2886 if (mState == State.ALL_APPS || mState == State.APPS_CUSTOMIZE) { 2887 closeAllApps(animated); 2888 } else if (mState == State.CUSTOMIZE) { 2889 hideCustomizationDrawer(animated); 2890 } 2891 2892 // Change the state *after* we've called all the transition code 2893 mState = State.WORKSPACE; 2894 2895 // Resume the auto-advance of widgets 2896 mUserPresent = true; 2897 updateRunning(); 2898 2899 // send an accessibility event to announce the context change 2900 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2901 } 2902 2903 void enterSpringLoadedDragMode(CellLayout layout) { 2904 mWorkspace.enterSpringLoadedDragMode(layout); 2905 if (mState == State.ALL_APPS || mState == State.APPS_CUSTOMIZE) { 2906 mState = State.ALL_APPS_SPRING_LOADED; 2907 if (LauncherApplication.isScreenLarge()) { 2908 cameraZoomIn(State.ALL_APPS, true, true); 2909 } else { 2910 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2911 } 2912 } else if (mState == State.CUSTOMIZE) { 2913 mState = State.CUSTOMIZE_SPRING_LOADED; 2914 cameraZoomIn(State.CUSTOMIZE, true, true); 2915 }/* else { 2916 // we're already in spring loaded mode; don't do anything 2917 }*/ 2918 } 2919 2920 void exitSpringLoadedDragMode() { 2921 if (mState == State.ALL_APPS_SPRING_LOADED) { 2922 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.BOTTOM_VISIBLE); 2923 if (LauncherApplication.isScreenLarge()) { 2924 cameraZoomOut(State.ALL_APPS, true, true); 2925 mState = State.ALL_APPS; 2926 } else { 2927 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2928 mState = State.APPS_CUSTOMIZE; 2929 } 2930 } else if (mState == State.CUSTOMIZE_SPRING_LOADED) { 2931 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.TOP); 2932 cameraZoomOut(State.CUSTOMIZE, true, true); 2933 mState = State.CUSTOMIZE; 2934 }/* else { 2935 // we're not in spring loaded mode; don't do anything 2936 }*/ 2937 } 2938 2939 void showAllApps(boolean animated) { 2940 if (mState != State.WORKSPACE) return; 2941 if (LauncherApplication.isScreenLarge()) { 2942 cameraZoomOut(State.ALL_APPS, animated, false); 2943 ((View) mAllAppsGrid).requestFocus(); 2944 2945 if (mDeleteZone != null) { 2946 mDeleteZone.setVisibility(View.GONE); 2947 } 2948 2949 // Change the state *after* we've called all the transition code 2950 mState = State.ALL_APPS; 2951 } else { 2952 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2953 mAppsCustomizeTabHost.requestFocus(); 2954 2955 // Change the state *after* we've called all the transition code 2956 mState = State.APPS_CUSTOMIZE; 2957 } 2958 2959 // Pause the auto-advance of widgets until we are out of AllApps 2960 mUserPresent = false; 2961 updateRunning(); 2962 2963 // Send an accessibility event to announce the context change 2964 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2965 } 2966 2967 /** 2968 * Things to test when changing this code. 2969 * - Home from workspace 2970 * - from center screen 2971 * - from other screens 2972 * - Home from all apps 2973 * - from center screen 2974 * - from other screens 2975 * - Back from all apps 2976 * - from center screen 2977 * - from other screens 2978 * - Launch app from workspace and quit 2979 * - with back 2980 * - with home 2981 * - Launch app from all apps and quit 2982 * - with back 2983 * - with home 2984 * - Go to a screen that's not the default, then all 2985 * apps, and launch and app, and go back 2986 * - with back 2987 * -with home 2988 * - On workspace, long press power and go back 2989 * - with back 2990 * - with home 2991 * - On all apps, long press power and go back 2992 * - with back 2993 * - with home 2994 * - On workspace, power off 2995 * - On all apps, power off 2996 * - Launch an app and turn off the screen while in that app 2997 * - Go back with home key 2998 * - Go back with back key TODO: make this not go to workspace 2999 * - From all apps 3000 * - From workspace 3001 * - Enter and exit car mode (becuase it causes an extra configuration changed) 3002 * - From all apps 3003 * - From the center workspace 3004 * - From another workspace 3005 */ 3006 void closeAllApps(boolean animated) { 3007 if (LauncherApplication.isScreenLarge()) { 3008 if (mState == State.ALL_APPS || mState == State.ALL_APPS_SPRING_LOADED) { 3009 mWorkspace.setVisibility(View.VISIBLE); 3010 cameraZoomIn(State.ALL_APPS, animated, false); 3011 3012 // Set focus to the AllApps button 3013 findViewById(R.id.all_apps_button).requestFocus(); 3014 } 3015 } else { 3016 if (mState == State.APPS_CUSTOMIZE || mState == State.ALL_APPS_SPRING_LOADED) { 3017 mWorkspace.setVisibility(View.VISIBLE); 3018 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 3019 3020 // Set focus to the AllApps button 3021 findViewById(R.id.all_apps_button).requestFocus(); 3022 } 3023 } 3024 } 3025 3026 void lockAllApps() { 3027 // TODO 3028 } 3029 3030 void unlockAllApps() { 3031 // TODO 3032 } 3033 3034 // Show the customization drawer (only exists in x-large configuration) 3035 private void showCustomizationDrawer(boolean animated) { 3036 if (mState != State.WORKSPACE) { 3037 return; 3038 } 3039 3040 cameraZoomOut(State.CUSTOMIZE, animated, false); 3041 3042 // Change the state *after* we've called all the transition code 3043 mState = State.CUSTOMIZE; 3044 3045 // Pause the auto-advance of widgets until we are out of Customization drawer 3046 mUserPresent = false; 3047 updateRunning(); 3048 } 3049 3050 // Hide the customization drawer (only exists in x-large configuration) 3051 void hideCustomizationDrawer(boolean animated) { 3052 if (mState == State.CUSTOMIZE || mState == State.CUSTOMIZE_SPRING_LOADED) { 3053 cameraZoomIn(State.CUSTOMIZE, animated, false); 3054 3055 // Set focus to the customize button 3056 findViewById(R.id.configure_button).requestFocus(); 3057 } 3058 } 3059 3060 /** 3061 * Add an item from all apps or customize onto the given workspace screen. 3062 * If layout is null, add to the current screen. 3063 */ 3064 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 3065 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 3066 showOutOfSpaceMessage(); 3067 } else { 3068 layout.animateDrop(); 3069 } 3070 } 3071 3072 void onWorkspaceClick(CellLayout layout) { 3073 showWorkspace(true, layout); 3074 } 3075 3076 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 3077 try { 3078 PackageManager packageManager = getPackageManager(); 3079 // Look for the toolbar icon specified in the activity meta-data 3080 Bundle metaData = packageManager.getActivityInfo( 3081 activityName, PackageManager.GET_META_DATA).metaData; 3082 if (metaData != null) { 3083 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 3084 if (iconResId != 0) { 3085 Resources res = packageManager.getResourcesForActivity(activityName); 3086 return res.getDrawable(iconResId); 3087 } 3088 } 3089 } catch (NameNotFoundException e) { 3090 // Do nothing 3091 } 3092 return null; 3093 } 3094 3095 // if successful in getting icon, return it; otherwise, set button to use default drawable 3096 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 3097 int buttonId, ComponentName activityName, int fallbackDrawableId) { 3098 TextView button = (TextView) findViewById(buttonId); 3099 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 3100 3101 // If we were unable to find the icon via the meta-data, use a generic one 3102 if (toolbarIcon == null) { 3103 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 3104 return null; 3105 } else { 3106 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 3107 return toolbarIcon.getConstantState(); 3108 } 3109 } 3110 3111 // if successful in getting icon, return it; otherwise, set button to use default drawable 3112 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 3113 int buttonId, ComponentName activityName, int fallbackDrawableId) { 3114 ImageView button = (ImageView) findViewById(buttonId); 3115 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 3116 3117 // If we were unable to find the icon via the meta-data, use a generic one 3118 if (toolbarIcon == null) { 3119 button.setImageResource(fallbackDrawableId); 3120 return null; 3121 } else { 3122 button.setImageDrawable(toolbarIcon); 3123 return toolbarIcon.getConstantState(); 3124 } 3125 } 3126 3127 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3128 TextView button = (TextView) findViewById(buttonId); 3129 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 3130 } 3131 3132 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3133 ImageView button = (ImageView) findViewById(buttonId); 3134 button.setImageDrawable(d.newDrawable(getResources())); 3135 } 3136 3137 private void updateGlobalSearchIcon() { 3138 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 3139 final View searchDivider = findViewById(R.id.search_divider); 3140 3141 final SearchManager searchManager = 3142 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3143 ComponentName activityName = searchManager.getGlobalSearchActivity(); 3144 if (activityName != null) { 3145 // In landscape mode on the Phone UI, we only have enough space to show the magnifying 3146 // glass icon 3147 boolean iconLoaded = false; 3148 if (!LauncherApplication.isScreenLarge()) { 3149 // TODO-APPS_CUSTOMIZE: Remove when the QSB fixes itself? 3150 int orientation = getResources().getConfiguration().orientation; 3151 if (orientation == Configuration.ORIENTATION_LANDSCAPE) { 3152 searchButton.setImageResource(R.drawable.ic_generic_search); 3153 iconLoaded = true; 3154 sGlobalSearchIcon = null; 3155 } 3156 } 3157 if (!iconLoaded) { 3158 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 3159 R.id.search_button, activityName, R.drawable.ic_generic_search); 3160 } 3161 searchButton.setVisibility(View.VISIBLE); 3162 searchDivider.setVisibility(View.VISIBLE); 3163 } else { 3164 searchButton.setVisibility(View.GONE); 3165 searchDivider.setVisibility(View.GONE); 3166 } 3167 } 3168 3169 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 3170 updateButtonWithDrawable(R.id.search_button, d); 3171 } 3172 3173 private void updateVoiceSearchIcon() { 3174 final View searchDivider = findViewById(R.id.search_divider); 3175 final View voiceButton = findViewById(R.id.voice_button); 3176 3177 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3178 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3179 if (activityName != null) { 3180 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 3181 R.id.voice_button, activityName, R.drawable.ic_voice_search); 3182 searchDivider.setVisibility(View.VISIBLE); 3183 voiceButton.setVisibility(View.VISIBLE); 3184 } else { 3185 searchDivider.setVisibility(View.GONE); 3186 voiceButton.setVisibility(View.GONE); 3187 } 3188 } 3189 3190 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3191 updateButtonWithDrawable(R.id.voice_button, d); 3192 } 3193 3194 /** 3195 * Sets the app market icon (shown when all apps is visible on x-large screens) 3196 */ 3197 private void updateAppMarketIcon() { 3198 final View marketButton = findViewById(R.id.market_button); 3199 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3200 // Find the app market activity by resolving an intent. 3201 // (If multiple app markets are installed, it will return the ResolverActivity.) 3202 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3203 if (activityName != null) { 3204 mAppMarketIntent = intent; 3205 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 3206 R.id.market_button, activityName, R.drawable.app_market_generic); 3207 marketButton.setVisibility(View.VISIBLE); 3208 } else { 3209 // We should hide and disable the view so that we don't try and restore the visibility 3210 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3211 marketButton.setVisibility(View.GONE); 3212 marketButton.setEnabled(false); 3213 } 3214 } 3215 3216 private void updateAppMarketIcon(Drawable.ConstantState d) { 3217 updateTextButtonWithDrawable(R.id.market_button, d); 3218 } 3219 3220 /** 3221 * Displays the shortcut creation dialog and launches, if necessary, the 3222 * appropriate activity. 3223 */ 3224 private class CreateShortcut implements DialogInterface.OnClickListener, 3225 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 3226 DialogInterface.OnShowListener { 3227 3228 private AddAdapter mAdapter; 3229 3230 Dialog createDialog() { 3231 mAdapter = new AddAdapter(Launcher.this); 3232 3233 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 3234 AlertDialog.THEME_HOLO_DARK); 3235 builder.setTitle(getString(R.string.menu_item_add_item)); 3236 builder.setAdapter(mAdapter, this); 3237 3238 AlertDialog dialog = builder.create(); 3239 dialog.setOnCancelListener(this); 3240 dialog.setOnDismissListener(this); 3241 dialog.setOnShowListener(this); 3242 3243 return dialog; 3244 } 3245 3246 public void onCancel(DialogInterface dialog) { 3247 mWaitingForResult = false; 3248 cleanup(); 3249 } 3250 3251 public void onDismiss(DialogInterface dialog) { 3252 mWaitingForResult = false; 3253 cleanup(); 3254 } 3255 3256 private void cleanup() { 3257 try { 3258 dismissDialog(DIALOG_CREATE_SHORTCUT); 3259 } catch (Exception e) { 3260 // An exception is thrown if the dialog is not visible, which is fine 3261 } 3262 } 3263 3264 /** 3265 * Handle the action clicked in the "Add to home" dialog. 3266 */ 3267 public void onClick(DialogInterface dialog, int which) { 3268 Resources res = getResources(); 3269 cleanup(); 3270 3271 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 3272 switch (item.actionTag) { 3273 case AddAdapter.ITEM_SHORTCUT: { 3274 pickShortcut(); 3275 break; 3276 } 3277 case AddAdapter.ITEM_APPLICATION: { 3278 if (mAppsCustomizeTabHost != null) { 3279 mAppsCustomizeTabHost.selectAppsTab(); 3280 } 3281 showAllApps(true); 3282 break; 3283 } 3284 case AddAdapter.ITEM_APPWIDGET: { 3285 if (mAppsCustomizeTabHost != null) { 3286 mAppsCustomizeTabHost.selectWidgetsTab(); 3287 } 3288 showAllApps(true); 3289 break; 3290 } 3291 case AddAdapter.ITEM_WALLPAPER: { 3292 startWallpaper(); 3293 break; 3294 } 3295 } 3296 } 3297 3298 public void onShow(DialogInterface dialog) { 3299 mWaitingForResult = true; 3300 } 3301 } 3302 3303 /** 3304 * Receives notifications when applications are added/removed. 3305 */ 3306 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3307 @Override 3308 public void onReceive(Context context, Intent intent) { 3309 closeSystemDialogs(); 3310 String reason = intent.getStringExtra("reason"); 3311 if (!"homekey".equals(reason)) { 3312 boolean animate = true; 3313 if (mPaused || "lock".equals(reason)) { 3314 animate = false; 3315 } 3316 showWorkspace(animate); 3317 } 3318 } 3319 } 3320 3321 /** 3322 * Receives notifications whenever the appwidgets are reset. 3323 */ 3324 private class AppWidgetResetObserver extends ContentObserver { 3325 public AppWidgetResetObserver() { 3326 super(new Handler()); 3327 } 3328 3329 @Override 3330 public void onChange(boolean selfChange) { 3331 onAppWidgetReset(); 3332 } 3333 } 3334 3335 /** 3336 * If the activity is currently paused, signal that we need to re-run the loader 3337 * in onResume. 3338 * 3339 * This needs to be called from incoming places where resources might have been loaded 3340 * while we are paused. That is becaues the Configuration might be wrong 3341 * when we're not running, and if it comes back to what it was when we 3342 * were paused, we are not restarted. 3343 * 3344 * Implementation of the method from LauncherModel.Callbacks. 3345 * 3346 * @return true if we are currently paused. The caller might be able to 3347 * skip some work in that case since we will come back again. 3348 */ 3349 public boolean setLoadOnResume() { 3350 if (mPaused) { 3351 Log.i(TAG, "setLoadOnResume"); 3352 mOnResumeNeedsLoad = true; 3353 return true; 3354 } else { 3355 return false; 3356 } 3357 } 3358 3359 /** 3360 * Implementation of the method from LauncherModel.Callbacks. 3361 */ 3362 public int getCurrentWorkspaceScreen() { 3363 if (mWorkspace != null) { 3364 return mWorkspace.getCurrentPage(); 3365 } else { 3366 return SCREEN_COUNT / 2; 3367 } 3368 } 3369 3370 void setAllAppsPagedView(AllAppsPagedView view) { 3371 mAllAppsPagedView = view; 3372 } 3373 3374 /** 3375 * Refreshes the shortcuts shown on the workspace. 3376 * 3377 * Implementation of the method from LauncherModel.Callbacks. 3378 */ 3379 public void startBinding() { 3380 final Workspace workspace = mWorkspace; 3381 3382 mWorkspace.clearDropTargets(); 3383 int count = workspace.getChildCount(); 3384 for (int i = 0; i < count; i++) { 3385 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3386 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3387 layoutParent.removeAllViewsInLayout(); 3388 } 3389 3390 if (DEBUG_USER_INTERFACE) { 3391 android.widget.Button finishButton = new android.widget.Button(this); 3392 finishButton.setText("Finish"); 3393 workspace.addInScreen(finishButton, 1, 0, 0, 1, 1); 3394 3395 finishButton.setOnClickListener(new android.widget.Button.OnClickListener() { 3396 public void onClick(View v) { 3397 finish(); 3398 } 3399 }); 3400 } 3401 3402 // This wasn't being called before which resulted in a leak of AppWidgetHostViews (through 3403 // mDesktopItems -> AppWidgetInfo -> hostView). 3404 unbindDesktopItems(); 3405 } 3406 3407 /** 3408 * Bind the items start-end from the list. 3409 * 3410 * Implementation of the method from LauncherModel.Callbacks. 3411 */ 3412 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3413 3414 setLoadOnResume(); 3415 3416 final Workspace workspace = mWorkspace; 3417 3418 for (int i=start; i<end; i++) { 3419 final ItemInfo item = shortcuts.get(i); 3420 mDesktopItems.add(item); 3421 switch (item.itemType) { 3422 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3423 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3424 final View shortcut = createShortcut((ShortcutInfo)item); 3425 workspace.addInScreen(shortcut, item.screen, item.cellX, item.cellY, 1, 1, 3426 false); 3427 break; 3428 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3429 final FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3430 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3431 (FolderInfo) item, mIconCache); 3432 workspace.addInScreen(newFolder, item.screen, item.cellX, item.cellY, 1, 1, 3433 false); 3434 break; 3435 } 3436 } 3437 3438 workspace.requestLayout(); 3439 } 3440 3441 /** 3442 * Implementation of the method from LauncherModel.Callbacks. 3443 */ 3444 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3445 setLoadOnResume(); 3446 sFolders.clear(); 3447 sFolders.putAll(folders); 3448 } 3449 3450 /** 3451 * Add the views for a widget to the workspace. 3452 * 3453 * Implementation of the method from LauncherModel.Callbacks. 3454 */ 3455 public void bindAppWidget(LauncherAppWidgetInfo item) { 3456 setLoadOnResume(); 3457 3458 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3459 if (DEBUG_WIDGETS) { 3460 Log.d(TAG, "bindAppWidget: " + item); 3461 } 3462 final Workspace workspace = mWorkspace; 3463 3464 final int appWidgetId = item.appWidgetId; 3465 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3466 if (DEBUG_WIDGETS) { 3467 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3468 } 3469 3470 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3471 3472 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 3473 item.hostView.setTag(item); 3474 3475 workspace.addInScreen(item.hostView, item.screen, item.cellX, 3476 item.cellY, item.spanX, item.spanY, false); 3477 3478 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3479 3480 workspace.requestLayout(); 3481 3482 mDesktopItems.add(item); 3483 3484 if (DEBUG_WIDGETS) { 3485 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3486 + (SystemClock.uptimeMillis()-start) + "ms"); 3487 } 3488 } 3489 3490 /** 3491 * Callback saying that there aren't any more items to bind. 3492 * 3493 * Implementation of the method from LauncherModel.Callbacks. 3494 */ 3495 public void finishBindingItems() { 3496 setLoadOnResume(); 3497 3498 if (mSavedState != null) { 3499 if (!mWorkspace.hasFocus()) { 3500 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3501 } 3502 3503 final long[] folders = mSavedState.getLongArray(RUNTIME_STATE_FOLDERS); 3504 if (folders != null) { 3505 for (long folderId : folders) { 3506 final FolderInfo info = sFolders.get(folderId); 3507 final FolderIcon folderIcon = (FolderIcon) 3508 mWorkspace.getViewForTag(info); 3509 if (folderIcon != null) { 3510 openFolder(folderIcon); 3511 } 3512 } 3513 final Folder openFolder = mWorkspace.getOpenFolder(); 3514 if (openFolder != null) { 3515 openFolder.requestFocus(); 3516 } 3517 } 3518 3519 mSavedState = null; 3520 } 3521 3522 if (mSavedInstanceState != null) { 3523 super.onRestoreInstanceState(mSavedInstanceState); 3524 mSavedInstanceState = null; 3525 } 3526 3527 // Workaround a bug that occurs when rotating the device while the customization mode is 3528 // open, we trigger a new layout on all the CellLayout children. 3529 if (LauncherApplication.isScreenLarge() && (mState == State.CUSTOMIZE)) { 3530 final int childCount = mWorkspace.getChildCount(); 3531 for (int i = 0; i < childCount; ++i) { 3532 mWorkspace.getChildAt(i).requestLayout(); 3533 } 3534 } 3535 3536 mWorkspaceLoading = false; 3537 3538 // If we received the result of any pending adds while the loader was running (e.g. the 3539 // widget configuration forced an orientation change), process them now. 3540 for (int i = 0; i < sPendingAddList.size(); i++) { 3541 completeAdd(sPendingAddList.get(i)); 3542 } 3543 sPendingAddList.clear(); 3544 } 3545 3546 /** 3547 * Updates the icons on the launcher that are affected by changes to the package list 3548 * on the device. 3549 */ 3550 private void updateIconsAffectedByPackageManagerChanges() { 3551 updateAppMarketIcon(); 3552 updateGlobalSearchIcon(); 3553 updateVoiceSearchIcon(); 3554 } 3555 3556 /** 3557 * Add the icons for all apps. 3558 * 3559 * Implementation of the method from LauncherModel.Callbacks. 3560 */ 3561 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 3562 if (mAllAppsGrid != null) { 3563 mAllAppsGrid.setApps(apps); 3564 } 3565 if (mAppsCustomizeContent != null) { 3566 mAppsCustomizeContent.setApps(apps); 3567 } 3568 if (mCustomizePagedView != null) { 3569 mCustomizePagedView.setApps(apps); 3570 } 3571 updateIconsAffectedByPackageManagerChanges(); 3572 } 3573 3574 /** 3575 * A package was installed. 3576 * 3577 * Implementation of the method from LauncherModel.Callbacks. 3578 */ 3579 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3580 setLoadOnResume(); 3581 removeDialog(DIALOG_CREATE_SHORTCUT); 3582 if (mAllAppsGrid != null) { 3583 mAllAppsGrid.addApps(apps); 3584 } 3585 if (mAppsCustomizeContent != null) { 3586 mAppsCustomizeContent.addApps(apps); 3587 } 3588 if (mCustomizePagedView != null) { 3589 mCustomizePagedView.addApps(apps); 3590 } 3591 updateIconsAffectedByPackageManagerChanges(); 3592 } 3593 3594 /** 3595 * A package was updated. 3596 * 3597 * Implementation of the method from LauncherModel.Callbacks. 3598 */ 3599 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3600 setLoadOnResume(); 3601 removeDialog(DIALOG_CREATE_SHORTCUT); 3602 if (mWorkspace != null) { 3603 mWorkspace.updateShortcuts(apps); 3604 } 3605 if (mAllAppsGrid != null) { 3606 mAllAppsGrid.updateApps(apps); 3607 } 3608 if (mAppsCustomizeContent != null) { 3609 mAppsCustomizeContent.updateApps(apps); 3610 } 3611 if (mCustomizePagedView != null) { 3612 mCustomizePagedView.updateApps(apps); 3613 } 3614 updateIconsAffectedByPackageManagerChanges(); 3615 } 3616 3617 /** 3618 * A package was uninstalled. 3619 * 3620 * Implementation of the method from LauncherModel.Callbacks. 3621 */ 3622 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3623 removeDialog(DIALOG_CREATE_SHORTCUT); 3624 if (permanent) { 3625 mWorkspace.removeItems(apps); 3626 } 3627 if (mAllAppsGrid != null) { 3628 mAllAppsGrid.removeApps(apps); 3629 } 3630 if (mAppsCustomizeContent != null) { 3631 mAppsCustomizeContent.removeApps(apps); 3632 } 3633 if (mCustomizePagedView != null) { 3634 mCustomizePagedView.removeApps(apps); 3635 } 3636 updateIconsAffectedByPackageManagerChanges(); 3637 } 3638 3639 /** 3640 * A number of packages were updated. 3641 */ 3642 public void bindPackagesUpdated() { 3643 // update the customization drawer contents 3644 if (mCustomizePagedView != null) { 3645 mCustomizePagedView.update(); 3646 } 3647 if (mAppsCustomizeContent != null) { 3648 mAppsCustomizeContent.onPackagesUpdated(); 3649 } 3650 } 3651 3652 private int mapConfigurationOriActivityInfoOri(int configOri) { 3653 final Display d = getWindowManager().getDefaultDisplay(); 3654 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3655 switch (d.getRotation()) { 3656 case Surface.ROTATION_0: 3657 case Surface.ROTATION_180: 3658 // We are currently in the same basic orientation as the natural orientation 3659 naturalOri = configOri; 3660 break; 3661 case Surface.ROTATION_90: 3662 case Surface.ROTATION_270: 3663 // We are currently in the other basic orientation to the natural orientation 3664 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3665 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3666 break; 3667 } 3668 3669 int[] oriMap = { 3670 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3671 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3672 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3673 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3674 }; 3675 // Since the map starts at portrait, we need to offset if this device's natural orientation 3676 // is landscape. 3677 int indexOffset = 0; 3678 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3679 indexOffset = 1; 3680 } 3681 return oriMap[(d.getRotation() + indexOffset) % 4]; 3682 } 3683 public void lockScreenOrientation() { 3684 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3685 .getConfiguration().orientation)); 3686 } 3687 public void unlockScreenOrientation() { 3688 mHandler.postDelayed(new Runnable() { 3689 public void run() { 3690 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3691 } 3692 }, mRestoreScreenOrientationDelay); 3693 } 3694 3695 /** 3696 * Prints out out state for debugging. 3697 */ 3698 public void dumpState() { 3699 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3700 Log.d(TAG, "mSavedState=" + mSavedState); 3701 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3702 Log.d(TAG, "mRestoring=" + mRestoring); 3703 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3704 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3705 Log.d(TAG, "mDesktopItems.size=" + mDesktopItems.size()); 3706 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3707 mModel.dumpState(); 3708 if (mAllAppsGrid != null) { 3709 mAllAppsGrid.dumpState(); 3710 } 3711 if (mAppsCustomizeContent != null) { 3712 mAppsCustomizeContent.dumpState(); 3713 } 3714 Log.d(TAG, "END launcher2 dump state"); 3715 } 3716} 3717 3718interface LauncherTransitionable { 3719 void onLauncherTransitionStart(Animator animation); 3720 void onLauncherTransitionEnd(Animator animation); 3721} 3722