Launcher.java revision 2801cafe62653131fdc9da402e5c44e5ffd0bf47
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 AllAppsView mAllAppsGrid; 203 private AppsCustomizeTabHost mAppsCustomizeTabHost; 204 private AppsCustomizePagedView mAppsCustomizeContent; 205 private CustomizeTrayTabHost mHomeCustomizationDrawer; 206 private boolean mAutoAdvanceRunning = false; 207 208 private ViewGroup mButtonCluster; 209 private View mAllAppsButton; 210 private View mDivider; 211 private View mConfigureButton; 212 213 private AllAppsPagedView mAllAppsPagedView = null; 214 private CustomizePagedView mCustomizePagedView = null; 215 216 private Bundle mSavedState; 217 218 private SpannableStringBuilder mDefaultKeySsb = null; 219 220 private boolean mWorkspaceLoading = true; 221 222 private boolean mPaused = true; 223 private boolean mRestoring; 224 private boolean mWaitingForResult; 225 private boolean mOnResumeNeedsLoad; 226 227 private Bundle mSavedInstanceState; 228 229 private LauncherModel mModel; 230 private IconCache mIconCache; 231 private boolean mUserPresent = true; 232 private boolean mVisible = false; 233 private boolean mAttached = false; 234 235 private static LocaleConfiguration sLocaleConfiguration = null; 236 237 private ArrayList<ItemInfo> mDesktopItems = new ArrayList<ItemInfo>(); 238 239 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 240 241 // The "signpost" images along the bottom of the screen (only in some layouts) 242 private ImageView mPreviousView; 243 private ImageView mNextView; 244 245 // Hotseats (quick-launch icons next to AllApps) 246 private String[] mHotseatConfig = null; 247 private Intent[] mHotseats = null; 248 private Drawable[] mHotseatIcons = null; 249 private CharSequence[] mHotseatLabels = null; 250 251 private Intent mAppMarketIntent = null; 252 253 // Related to the auto-advancing of widgets 254 private final int ADVANCE_MSG = 1; 255 private final int mAdvanceInterval = 20000; 256 private final int mAdvanceStagger = 250; 257 private long mAutoAdvanceSentTime; 258 private long mAutoAdvanceTimeLeft = -1; 259 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 260 new HashMap<View, AppWidgetProviderInfo>(); 261 262 // Determines how long to wait after a rotation before restoring the screen orientation to 263 // match the sensor state. 264 private final int mRestoreScreenOrientationDelay = 500; 265 266 // External icons saved in case of resource changes, orientation, etc. 267 private static Drawable.ConstantState sGlobalSearchIcon; 268 private static Drawable.ConstantState sVoiceSearchIcon; 269 private static Drawable.ConstantState sAppMarketIcon; 270 271 private DragLayer mDragLayer; 272 273 private BubbleTextView mWaitingForResume; 274 275 private static ArrayList<PendingAddArguments> sPendingAddList 276 = new ArrayList<PendingAddArguments>(); 277 278 private static class PendingAddArguments { 279 int requestCode; 280 Intent intent; 281 int screen; 282 int cellX; 283 int cellY; 284 } 285 286 @Override 287 protected void onCreate(Bundle savedInstanceState) { 288 super.onCreate(savedInstanceState); 289 290 if (LauncherApplication.isInPlaceRotationEnabled()) { 291 // hide the status bar (temporary until we get the status bar design figured out) 292 getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); 293 this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR); 294 } 295 296 LauncherApplication app = ((LauncherApplication)getApplication()); 297 mModel = app.setLauncher(this); 298 mIconCache = app.getIconCache(); 299 mDragController = new DragController(this); 300 mInflater = getLayoutInflater(); 301 302 mAppWidgetManager = AppWidgetManager.getInstance(this); 303 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 304 mAppWidgetHost.startListening(); 305 306 if (PROFILE_STARTUP) { 307 android.os.Debug.startMethodTracing( 308 Environment.getExternalStorageDirectory() + "/launcher"); 309 } 310 311 loadHotseats(); 312 checkForLocaleChange(); 313 setContentView(R.layout.launcher); 314 mHomeCustomizationDrawer = (CustomizeTrayTabHost) findViewById(R.id.customization_drawer); 315 if (mHomeCustomizationDrawer != null) { 316 // share the same customization workspace across all the tabs 317 mCustomizePagedView = (CustomizePagedView) findViewById( 318 R.id.customization_drawer_tab_contents); 319 } 320 setupViews(); 321 322 registerContentObservers(); 323 324 lockAllApps(); 325 326 mSavedState = savedInstanceState; 327 restoreState(mSavedState); 328 329 // Update customization drawer _after_ restoring the states 330 if (mCustomizePagedView != null) { 331 mCustomizePagedView.update(); 332 } 333 if (mAppsCustomizeContent != null) { 334 mAppsCustomizeContent.onPackagesUpdated(); 335 } 336 337 if (PROFILE_STARTUP) { 338 android.os.Debug.stopMethodTracing(); 339 } 340 341 if (!mRestoring) { 342 mModel.startLoader(this, true); 343 } 344 345 // For handling default keys 346 mDefaultKeySsb = new SpannableStringBuilder(); 347 Selection.setSelection(mDefaultKeySsb, 0); 348 349 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 350 registerReceiver(mCloseSystemDialogsReceiver, filter); 351 352 // If we have a saved version of these external icons, we load them up immediately 353 if (LauncherApplication.isScreenLarge()) { 354 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 355 updateIconsAffectedByPackageManagerChanges(); 356 } 357 if (sGlobalSearchIcon != null) { 358 updateGlobalSearchIcon(sGlobalSearchIcon); 359 } 360 if (sVoiceSearchIcon != null) { 361 updateVoiceSearchIcon(sVoiceSearchIcon); 362 } 363 if (sAppMarketIcon != null) { 364 updateAppMarketIcon(sAppMarketIcon); 365 } 366 } 367 } 368 369 private void checkForLocaleChange() { 370 if (sLocaleConfiguration == null) { 371 new AsyncTask<Void, Void, LocaleConfiguration>() { 372 @Override 373 protected LocaleConfiguration doInBackground(Void... unused) { 374 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 375 readConfiguration(Launcher.this, localeConfiguration); 376 return localeConfiguration; 377 } 378 379 @Override 380 protected void onPostExecute(LocaleConfiguration result) { 381 sLocaleConfiguration = result; 382 checkForLocaleChange(); // recursive, but now with a locale configuration 383 } 384 }.execute(); 385 return; 386 } 387 388 final Configuration configuration = getResources().getConfiguration(); 389 390 final String previousLocale = sLocaleConfiguration.locale; 391 final String locale = configuration.locale.toString(); 392 393 final int previousMcc = sLocaleConfiguration.mcc; 394 final int mcc = configuration.mcc; 395 396 final int previousMnc = sLocaleConfiguration.mnc; 397 final int mnc = configuration.mnc; 398 399 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 400 401 if (localeChanged) { 402 sLocaleConfiguration.locale = locale; 403 sLocaleConfiguration.mcc = mcc; 404 sLocaleConfiguration.mnc = mnc; 405 406 mIconCache.flush(); 407 loadHotseats(); 408 409 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 410 new Thread("WriteLocaleConfiguration") { 411 @Override 412 public void run() { 413 writeConfiguration(Launcher.this, localeConfiguration); 414 } 415 }.start(); 416 } 417 } 418 419 private static class LocaleConfiguration { 420 public String locale; 421 public int mcc = -1; 422 public int mnc = -1; 423 } 424 425 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 426 DataInputStream in = null; 427 try { 428 in = new DataInputStream(context.openFileInput(PREFERENCES)); 429 configuration.locale = in.readUTF(); 430 configuration.mcc = in.readInt(); 431 configuration.mnc = in.readInt(); 432 } catch (FileNotFoundException e) { 433 // Ignore 434 } catch (IOException e) { 435 // Ignore 436 } finally { 437 if (in != null) { 438 try { 439 in.close(); 440 } catch (IOException e) { 441 // Ignore 442 } 443 } 444 } 445 } 446 447 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 448 DataOutputStream out = null; 449 try { 450 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 451 out.writeUTF(configuration.locale); 452 out.writeInt(configuration.mcc); 453 out.writeInt(configuration.mnc); 454 out.flush(); 455 } catch (FileNotFoundException e) { 456 // Ignore 457 } catch (IOException e) { 458 //noinspection ResultOfMethodCallIgnored 459 context.getFileStreamPath(PREFERENCES).delete(); 460 } finally { 461 if (out != null) { 462 try { 463 out.close(); 464 } catch (IOException e) { 465 // Ignore 466 } 467 } 468 } 469 } 470 471 static int getScreen() { 472 synchronized (sLock) { 473 return sScreen; 474 } 475 } 476 477 static void setScreen(int screen) { 478 synchronized (sLock) { 479 sScreen = screen; 480 } 481 } 482 483 // Note: This doesn't do all the client-id magic that BrowserProvider does 484 // in Browser. (http://b/2425179) 485 private Uri getDefaultBrowserUri() { 486 String url = getString(R.string.default_browser_url); 487 if (url.indexOf("{CID}") != -1) { 488 url = url.replace("{CID}", "android-google"); 489 } 490 return Uri.parse(url); 491 } 492 493 // Load the Intent templates from arrays.xml to populate the hotseats. For 494 // each Intent, if it resolves to a single app, use that as the launch 495 // intent & use that app's label as the contentDescription. Otherwise, 496 // retain the ResolveActivity so the user can pick an app. 497 private void loadHotseats() { 498 if (mHotseatConfig == null) { 499 mHotseatConfig = getResources().getStringArray(R.array.hotseats); 500 if (mHotseatConfig.length > 0) { 501 mHotseats = new Intent[mHotseatConfig.length]; 502 mHotseatLabels = new CharSequence[mHotseatConfig.length]; 503 mHotseatIcons = new Drawable[mHotseatConfig.length]; 504 } else { 505 mHotseats = null; 506 mHotseatIcons = null; 507 mHotseatLabels = null; 508 } 509 510 TypedArray hotseatIconDrawables = getResources().obtainTypedArray(R.array.hotseat_icons); 511 for (int i=0; i<mHotseatConfig.length; i++) { 512 // load icon for this slot; currently unrelated to the actual activity 513 try { 514 mHotseatIcons[i] = hotseatIconDrawables.getDrawable(i); 515 } catch (ArrayIndexOutOfBoundsException ex) { 516 Log.w(TAG, "Missing hotseat_icons array item #" + i); 517 mHotseatIcons[i] = null; 518 } 519 } 520 hotseatIconDrawables.recycle(); 521 } 522 523 PackageManager pm = getPackageManager(); 524 for (int i=0; i<mHotseatConfig.length; i++) { 525 Intent intent = null; 526 if (mHotseatConfig[i].equals("*BROWSER*")) { 527 // magic value meaning "launch user's default web browser" 528 // replace it with a generic web request so we can see if there is indeed a default 529 String defaultUri = getString(R.string.default_browser_url); 530 intent = new Intent( 531 Intent.ACTION_VIEW, 532 ((defaultUri != null) 533 ? Uri.parse(defaultUri) 534 : getDefaultBrowserUri()) 535 ).addCategory(Intent.CATEGORY_BROWSABLE); 536 // note: if the user launches this without a default set, she 537 // will always be taken to the default URL above; this is 538 // unavoidable as we must specify a valid URL in order for the 539 // chooser to appear, and once the user selects something, that 540 // URL is unavoidably sent to the chosen app. 541 } else { 542 try { 543 intent = Intent.parseUri(mHotseatConfig[i], 0); 544 } catch (java.net.URISyntaxException ex) { 545 Log.w(TAG, "Invalid hotseat intent: " + mHotseatConfig[i]); 546 // bogus; leave intent=null 547 } 548 } 549 550 if (intent == null) { 551 mHotseats[i] = null; 552 mHotseatLabels[i] = getText(R.string.activity_not_found); 553 continue; 554 } 555 556 if (LOGD) { 557 Log.d(TAG, "loadHotseats: hotseat " + i 558 + " initial intent=[" 559 + intent.toUri(Intent.URI_INTENT_SCHEME) 560 + "]"); 561 } 562 563 ResolveInfo bestMatch = pm.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY); 564 List<ResolveInfo> allMatches = pm.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY); 565 if (LOGD) { 566 Log.d(TAG, "Best match for intent: " + bestMatch); 567 Log.d(TAG, "All matches: "); 568 for (ResolveInfo ri : allMatches) { 569 Log.d(TAG, " --> " + ri); 570 } 571 } 572 // did this resolve to a single app, or the resolver? 573 if (allMatches.size() == 0 || bestMatch == null) { 574 // can't find any activity to handle this. let's leave the 575 // intent as-is and let Launcher show a toast when it fails 576 // to launch. 577 mHotseats[i] = intent; 578 579 // set accessibility text to "Not installed" 580 mHotseatLabels[i] = getText(R.string.activity_not_found); 581 } else { 582 boolean found = false; 583 for (ResolveInfo ri : allMatches) { 584 if (bestMatch.activityInfo.name.equals(ri.activityInfo.name) 585 && bestMatch.activityInfo.applicationInfo.packageName 586 .equals(ri.activityInfo.applicationInfo.packageName)) { 587 found = true; 588 break; 589 } 590 } 591 592 if (!found) { 593 if (LOGD) Log.d(TAG, "Multiple options, no default yet"); 594 // the bestMatch is probably the ResolveActivity, meaning the 595 // user has not yet selected a default 596 // so: we'll keep the original intent for now 597 mHotseats[i] = intent; 598 599 // set the accessibility text to "Select shortcut" 600 mHotseatLabels[i] = getText(R.string.title_select_shortcut); 601 } else { 602 // we have an app! 603 // now reconstruct the intent to launch it through the front 604 // door 605 ComponentName com = new ComponentName( 606 bestMatch.activityInfo.applicationInfo.packageName, 607 bestMatch.activityInfo.name); 608 mHotseats[i] = new Intent(Intent.ACTION_MAIN).setComponent(com); 609 610 // load the app label for accessibility 611 mHotseatLabels[i] = bestMatch.activityInfo.loadLabel(pm); 612 } 613 } 614 615 if (LOGD) { 616 Log.d(TAG, "loadHotseats: hotseat " + i 617 + " final intent=[" 618 + ((mHotseats[i] == null) 619 ? "null" 620 : mHotseats[i].toUri(Intent.URI_INTENT_SCHEME)) 621 + "] label=[" + mHotseatLabels[i] 622 + "]" 623 ); 624 } 625 } 626 } 627 628 private void completeAdd(PendingAddArguments args) { 629 switch (args.requestCode) { 630 case REQUEST_PICK_APPLICATION: 631 completeAddApplication(args.intent, args.screen, args.cellX, args.cellY); 632 break; 633 case REQUEST_PICK_SHORTCUT: 634 processShortcut(args.intent); 635 break; 636 case REQUEST_CREATE_SHORTCUT: 637 completeAddShortcut(args.intent, args.screen, args.cellX, args.cellY); 638 break; 639 case REQUEST_PICK_APPWIDGET: 640 addAppWidgetFromPick(args.intent); 641 break; 642 case REQUEST_CREATE_APPWIDGET: 643 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 644 completeAddAppWidget(appWidgetId, args.screen); 645 break; 646 case REQUEST_PICK_WALLPAPER: 647 // We just wanted the activity result here so we can clear mWaitingForResult 648 break; 649 } 650 } 651 652 @Override 653 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 654 mWaitingForResult = false; 655 656 // The pattern used here is that a user PICKs a specific application, 657 // which, depending on the target, might need to CREATE the actual target. 658 659 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 660 // launch over to the Music app to actually CREATE_SHORTCUT. 661 662 if (resultCode == RESULT_OK && mAddScreen != -1) { 663 final PendingAddArguments args = new PendingAddArguments(); 664 args.requestCode = requestCode; 665 args.intent = data; 666 args.screen = mAddScreen; 667 args.cellX = mAddIntersectCellX; 668 args.cellY = mAddIntersectCellY; 669 670 // If the loader is still running, defer the add until it is done. 671 if (isWorkspaceLocked()) { 672 sPendingAddList.add(args); 673 } else { 674 completeAdd(args); 675 } 676 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 677 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED && 678 data != null) { 679 // Clean up the appWidgetId if we canceled 680 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 681 if (appWidgetId != -1) { 682 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 683 } 684 } 685 } 686 687 @Override 688 protected void onResume() { 689 super.onResume(); 690 mPaused = false; 691 if (mRestoring || mOnResumeNeedsLoad) { 692 mWorkspaceLoading = true; 693 mModel.startLoader(this, true); 694 mRestoring = false; 695 mOnResumeNeedsLoad = false; 696 } 697 if (mWaitingForResume != null) { 698 mWaitingForResume.setStayPressed(false); 699 } 700 // When we resume Launcher, a different Activity might be responsible for the app 701 // market intent, so refresh the icon 702 updateAppMarketIcon(); 703 } 704 705 @Override 706 protected void onPause() { 707 super.onPause(); 708 // Some launcher layouts don't have a previous and next view 709 if (mPreviousView != null) { 710 dismissPreview(mPreviousView); 711 } 712 if (mNextView != null) { 713 dismissPreview(mNextView); 714 } 715 mPaused = true; 716 mDragController.cancelDrag(); 717 } 718 719 @Override 720 public Object onRetainNonConfigurationInstance() { 721 // Flag the loader to stop early before switching 722 mModel.stopLoader(); 723 if (mAllAppsGrid != null) { 724 mAllAppsGrid.surrender(); 725 } 726 if (mAppsCustomizeContent != null) { 727 mAppsCustomizeContent.surrender(); 728 } 729 return Boolean.TRUE; 730 } 731 732 // We can't hide the IME if it was forced open. So don't bother 733 /* 734 @Override 735 public void onWindowFocusChanged(boolean hasFocus) { 736 super.onWindowFocusChanged(hasFocus); 737 738 if (hasFocus) { 739 final InputMethodManager inputManager = (InputMethodManager) 740 getSystemService(Context.INPUT_METHOD_SERVICE); 741 WindowManager.LayoutParams lp = getWindow().getAttributes(); 742 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 743 android.os.Handler()) { 744 protected void onReceiveResult(int resultCode, Bundle resultData) { 745 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 746 } 747 }); 748 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 749 } 750 } 751 */ 752 753 private boolean acceptFilter() { 754 final InputMethodManager inputManager = (InputMethodManager) 755 getSystemService(Context.INPUT_METHOD_SERVICE); 756 return !inputManager.isFullscreenMode(); 757 } 758 759 @Override 760 public boolean onKeyDown(int keyCode, KeyEvent event) { 761 final int uniChar = event.getUnicodeChar(); 762 final boolean handled = super.onKeyDown(keyCode, event); 763 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 764 if (!handled && acceptFilter() && isKeyNotWhitespace) { 765 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 766 keyCode, event); 767 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 768 // something usable has been typed - start a search 769 // the typed text will be retrieved and cleared by 770 // showSearchDialog() 771 // If there are multiple keystrokes before the search dialog takes focus, 772 // onSearchRequested() will be called for every keystroke, 773 // but it is idempotent, so it's fine. 774 return onSearchRequested(); 775 } 776 } 777 778 // Eat the long press event so the keyboard doesn't come up. 779 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 780 return true; 781 } 782 783 return handled; 784 } 785 786 private String getTypedText() { 787 return mDefaultKeySsb.toString(); 788 } 789 790 private void clearTypedText() { 791 mDefaultKeySsb.clear(); 792 mDefaultKeySsb.clearSpans(); 793 Selection.setSelection(mDefaultKeySsb, 0); 794 } 795 796 /** 797 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 798 * State 799 */ 800 private static State intToState(int stateOrdinal) { 801 State state = State.WORKSPACE; 802 final State[] stateValues = State.values(); 803 for (int i = 0; i < stateValues.length; i++) { 804 if (stateValues[i].ordinal() == stateOrdinal) { 805 state = stateValues[i]; 806 break; 807 } 808 } 809 return state; 810 } 811 812 /** 813 * Restores the previous state, if it exists. 814 * 815 * @param savedState The previous state. 816 */ 817 private void restoreState(Bundle savedState) { 818 if (savedState == null) { 819 return; 820 } 821 822 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 823 824 if (state == State.ALL_APPS || state == State.APPS_CUSTOMIZE) { 825 showAllApps(false); 826 } else if (state == State.CUSTOMIZE) { 827 showCustomizationDrawer(false); 828 } 829 830 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 831 if (currentScreen > -1) { 832 mWorkspace.setCurrentPage(currentScreen); 833 } 834 835 final int addScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 836 837 if (addScreen > -1) { 838 mAddScreen = addScreen; 839 mAddIntersectCellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 840 mAddIntersectCellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 841 mRestoring = true; 842 } 843 844 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 845 if (renameFolder) { 846 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 847 mFolderInfo = mModel.getFolderById(this, sFolders, id); 848 mRestoring = true; 849 } 850 851 // Restore the current AllApps drawer tab 852 if (mAllAppsGrid != null && mAllAppsGrid instanceof AllAppsTabbed) { 853 String curTab = savedState.getString("allapps_currentTab"); 854 if (curTab != null) { 855 AllAppsTabbed tabhost = (AllAppsTabbed) mAllAppsGrid; 856 tabhost.setCurrentTabByTag(curTab); 857 } 858 int curPage = savedState.getInt("allapps_currentPage", -1); 859 if (curPage > -1) { 860 mAllAppsPagedView.setRestorePage(curPage); 861 } 862 } 863 864 // Restore the current customization drawer tab 865 if (mHomeCustomizationDrawer != null) { 866 String curTab = savedState.getString("customize_currentTab"); 867 if (curTab != null) { 868 // We set this directly so that there is no delay before the tab is set 869 mCustomizePagedView.setCustomizationFilter( 870 mHomeCustomizationDrawer.getCustomizeFilterForTabTag(curTab)); 871 mHomeCustomizationDrawer.setCurrentTabByTag(curTab); 872 } 873 874 // Note: currently we do not restore the page for the customization tray because unlike 875 // AllApps, the page content can change drastically 876 } 877 878 // Restore the AppsCustomize tab 879 if (mAppsCustomizeTabHost != null) { 880 String curTab = savedState.getString("apps_customize_currentTab"); 881 if (curTab != null) { 882 // We set this directly so that there is no delay before the tab is set 883 mAppsCustomizeContent.setContentType( 884 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 885 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 886 } 887 888 // Note: currently we do not restore the page for the AppsCustomize pane because the 889 // change in layout can drastically affect the saved page index 890 } 891 } 892 893 /** 894 * Finds all the views we need and configure them properly. 895 */ 896 private void setupViews() { 897 final DragController dragController = mDragController; 898 899 DragLayer dragLayer = (DragLayer) findViewById(R.id.drag_layer); 900 dragLayer.setDragController(dragController); 901 dragLayer.setLauncher(this); 902 mDragLayer = dragLayer; 903 904 if (LauncherApplication.isScreenLarge()) { 905 mAllAppsGrid = (AllAppsView) dragLayer.findViewById(R.id.all_apps_view); 906 mAllAppsGrid.setup(this, dragController); 907 // We don't want a hole punched in our window. 908 ((View) mAllAppsGrid).setWillNotDraw(false); 909 } else { 910 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 911 findViewById(R.id.apps_customize_pane); 912 mAppsCustomizeContent = (AppsCustomizePagedView) 913 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 914 mAppsCustomizeContent.setup(this, dragController); 915 } 916 917 mWorkspace = (Workspace) dragLayer.findViewById(R.id.workspace); 918 919 final Workspace workspace = mWorkspace; 920 workspace.setHapticFeedbackEnabled(false); 921 922 DeleteZone deleteZone = (DeleteZone) dragLayer.findViewById(R.id.delete_zone); 923 mDeleteZone = deleteZone; 924 925 View handleView = findViewById(R.id.all_apps_button); 926 if (handleView != null && handleView instanceof HandleView) { 927 // we don't use handle view in xlarge mode 928 mHandleView = (HandleView)handleView; 929 mHandleView.setLauncher(this); 930 mHandleView.setOnLongClickListener(this); 931 } 932 933 if (mCustomizePagedView != null) { 934 mCustomizePagedView.setLauncher(this); 935 mCustomizePagedView.setDragController(dragController); 936 } else { 937 ImageView hotseatLeft = (ImageView) findViewById(R.id.hotseat_left); 938 hotseatLeft.setContentDescription(mHotseatLabels[0]); 939 hotseatLeft.setImageDrawable(mHotseatIcons[0]); 940 ImageView hotseatRight = (ImageView) findViewById(R.id.hotseat_right); 941 hotseatRight.setContentDescription(mHotseatLabels[1]); 942 hotseatRight.setImageDrawable(mHotseatIcons[1]); 943 944 View.OnKeyListener listener = new IndicatorKeyEventListener(); 945 mPreviousView = (ImageView) dragLayer.findViewById(R.id.previous_screen); 946 mPreviousView.setOnKeyListener(listener); 947 mNextView = (ImageView) dragLayer.findViewById(R.id.next_screen); 948 mNextView.setOnKeyListener(listener); 949 950 Drawable previous = mPreviousView.getDrawable(); 951 Drawable next = mNextView.getDrawable(); 952 mWorkspace.setIndicators(previous, next); 953 954 mPreviousView.setHapticFeedbackEnabled(false); 955 mPreviousView.setOnLongClickListener(this); 956 mNextView.setHapticFeedbackEnabled(false); 957 mNextView.setOnLongClickListener(this); 958 } 959 960 workspace.setOnLongClickListener(this); 961 workspace.setDragController(dragController); 962 workspace.setLauncher(this); 963 workspace.setWallpaperDimension(); 964 965 deleteZone.setLauncher(this); 966 deleteZone.setDragController(dragController); 967 968 final View allAppsButton = findViewById(R.id.all_apps_button); 969 final View divider = findViewById(R.id.all_apps_divider); 970 final View configureButton = findViewById(R.id.configure_button); 971 972 if (LauncherApplication.isScreenLarge()) { 973 deleteZone.setOverlappingViews(new View[] { allAppsButton, divider, configureButton }); 974 } else { 975 deleteZone.setOverlappingView(findViewById(R.id.all_apps_button_cluster)); 976 } 977 dragController.addDragListener(deleteZone); 978 979 DeleteZone allAppsDeleteZone = (DeleteZone) findViewById(R.id.all_apps_delete_zone); 980 if (allAppsDeleteZone != null) { 981 allAppsDeleteZone.setLauncher(this); 982 allAppsDeleteZone.setDragController(dragController); 983 allAppsDeleteZone.setDragAndDropEnabled(false); 984 dragController.addDragListener(allAppsDeleteZone); 985 dragController.addDropTarget(allAppsDeleteZone); 986 } 987 988 ApplicationInfoDropTarget allAppsInfoTarget = (ApplicationInfoDropTarget) 989 findViewById(R.id.all_apps_info_target); 990 if (allAppsInfoTarget != null) { 991 allAppsInfoTarget.setLauncher(this); 992 dragController.addDragListener(allAppsInfoTarget); 993 allAppsInfoTarget.setDragAndDropEnabled(false); 994 } 995 View marketButton = findViewById(R.id.market_button); 996 if (marketButton != null) { 997 if (allAppsInfoTarget != null) { 998 allAppsInfoTarget.setOverlappingView(marketButton); 999 } 1000 marketButton.setOnClickListener(new OnClickListener() { 1001 public void onClick(View v) { 1002 onClickAppMarketButton(v); 1003 } 1004 }); 1005 } 1006 1007 dragController.setDragScoller(workspace); 1008 dragController.setScrollView(dragLayer); 1009 dragController.setMoveTarget(workspace); 1010 1011 // The order here is bottom to top. 1012 dragController.addDropTarget(workspace); 1013 dragController.addDropTarget(deleteZone); 1014 if (allAppsInfoTarget != null) { 1015 dragController.addDropTarget(allAppsInfoTarget); 1016 } 1017 if (allAppsDeleteZone != null) { 1018 dragController.addDropTarget(allAppsDeleteZone); 1019 } 1020 mButtonCluster = (ViewGroup) findViewById(R.id.all_apps_button_cluster); 1021 View.OnKeyListener listener = null; 1022 if (LauncherApplication.isScreenLarge()) { 1023 // For tablets, AllApps lives in the button bar at the top 1024 listener = new ButtonBarKeyEventListener(); 1025 } else { 1026 // For phones, AppsCustomize lives in the "dock" at the bottom 1027 listener = new DockKeyEventListener(); 1028 } 1029 int buttonCount = mButtonCluster.getChildCount(); 1030 for (int i = 0; i < buttonCount; ++i) { 1031 mButtonCluster.getChildAt(i).setOnKeyListener(listener); 1032 } 1033 1034 mAllAppsButton = findViewById(R.id.all_apps_button); 1035 mDivider = findViewById(R.id.all_apps_divider); 1036 mConfigureButton = findViewById(R.id.configure_button); 1037 1038 // We had previously set these click handlers in XML, but the first time we launched 1039 // Configure or All Apps we had an extra 50ms of delay while the java reflection methods 1040 // found the right handler. Setting the handlers directly here eliminates that cost. 1041 if (mConfigureButton != null) { 1042 mConfigureButton.setOnClickListener(new OnClickListener() { 1043 public void onClick(View v) { 1044 onClickConfigureButton(v); 1045 } 1046 }); 1047 } 1048 if (mDivider != null) { 1049 mDivider.setOnClickListener(new OnClickListener() { 1050 public void onClick(View v) { 1051 onClickAllAppsButton(v); 1052 } 1053 }); 1054 } 1055 if (mAllAppsButton != null) { 1056 mAllAppsButton.setOnClickListener(new OnClickListener() { 1057 public void onClick(View v) { 1058 onClickAllAppsButton(v); 1059 } 1060 }); 1061 } 1062 } 1063 1064 @SuppressWarnings({"UnusedDeclaration"}) 1065 public void previousScreen(View v) { 1066 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 1067 mWorkspace.scrollLeft(); 1068 } 1069 } 1070 1071 @SuppressWarnings({"UnusedDeclaration"}) 1072 public void nextScreen(View v) { 1073 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 1074 mWorkspace.scrollRight(); 1075 } 1076 } 1077 1078 @SuppressWarnings({"UnusedDeclaration"}) 1079 public void launchHotSeat(View v) { 1080 if (mState == State.ALL_APPS) return; 1081 1082 int index = -1; 1083 if (v.getId() == R.id.hotseat_left) { 1084 index = 0; 1085 } else if (v.getId() == R.id.hotseat_right) { 1086 index = 1; 1087 } 1088 1089 // reload these every tap; you never know when they might change 1090 loadHotseats(); 1091 if (index >= 0 && index < mHotseats.length && mHotseats[index] != null) { 1092 startActivitySafely( 1093 mHotseats[index], 1094 "hotseat" 1095 ); 1096 } 1097 } 1098 1099 /** 1100 * Creates a view representing a shortcut. 1101 * 1102 * @param info The data structure describing the shortcut. 1103 * 1104 * @return A View inflated from R.layout.application. 1105 */ 1106 View createShortcut(ShortcutInfo info) { 1107 return createShortcut(R.layout.application, 1108 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 1109 } 1110 1111 /** 1112 * Creates a view representing a shortcut inflated from the specified resource. 1113 * 1114 * @param layoutResId The id of the XML layout used to create the shortcut. 1115 * @param parent The group the shortcut belongs to. 1116 * @param info The data structure describing the shortcut. 1117 * 1118 * @return A View inflated from layoutResId. 1119 */ 1120 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 1121 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 1122 favorite.applyFromShortcutInfo(info, mIconCache); 1123 favorite.setOnClickListener(this); 1124 return favorite; 1125 } 1126 1127 /** 1128 * Add an application shortcut to the workspace. 1129 * 1130 * @param data The intent describing the application. 1131 * @param cellInfo The position on screen where to create the shortcut. 1132 */ 1133 void completeAddApplication(Intent data, int screen, 1134 int intersectCellX, int intersectCellY) { 1135 final int[] cellXY = mTmpAddItemCellCoordinates; 1136 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1137 1138 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1139 showOutOfSpaceMessage(); 1140 return; 1141 } 1142 1143 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 1144 1145 if (info != null) { 1146 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 1147 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1148 info.container = ItemInfo.NO_ID; 1149 mWorkspace.addApplicationShortcut(info, screen, cellXY[0], cellXY[1], 1150 isWorkspaceLocked(), mAddIntersectCellX, mAddIntersectCellY); 1151 } else { 1152 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1153 } 1154 } 1155 1156 /** 1157 * Add a shortcut to the workspace. 1158 * 1159 * @param data The intent describing the shortcut. 1160 * @param cellInfo The position on screen where to create the shortcut. 1161 */ 1162 private void completeAddShortcut(Intent data, int screen, 1163 int intersectCellX, int intersectCellY) { 1164 final int[] cellXY = mTmpAddItemCellCoordinates; 1165 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1166 1167 int[] touchXY = mAddDropPosition; 1168 boolean foundCellSpan = false; 1169 if (touchXY != null) { 1170 // when dragging and dropping, just find the closest free spot 1171 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1172 int[] result = screenLayout.findNearestVacantArea( 1173 touchXY[0], touchXY[1], 1, 1, cellXY); 1174 foundCellSpan = (result != null); 1175 } else { 1176 foundCellSpan = layout.findCellForSpanThatIntersects( 1177 cellXY, 1, 1, intersectCellX, intersectCellY); 1178 } 1179 1180 if (!foundCellSpan) { 1181 showOutOfSpaceMessage(); 1182 return; 1183 } 1184 1185 final ShortcutInfo info = mModel.addShortcut( 1186 this, data, screen, cellXY[0], cellXY[1], false); 1187 1188 if (!mRestoring) { 1189 final View view = createShortcut(info); 1190 mWorkspace.addInScreen(view, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1191 } 1192 } 1193 1194 /** 1195 * Add a widget to the workspace. 1196 * 1197 * @param appWidgetId The app widget id 1198 * @param cellInfo The position on screen where to create the widget. 1199 */ 1200 private void completeAddAppWidget(final int appWidgetId, int screen) { 1201 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1202 1203 // Calculate the grid spans needed to fit this widget 1204 CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1205 int[] spanXY = layout.rectToCell(appWidgetInfo.minWidth, appWidgetInfo.minHeight, null); 1206 1207 // Try finding open space on Launcher screen 1208 // We have saved the position to which the widget was dragged-- this really only matters 1209 // if we are placing widgets on a "spring-loaded" screen 1210 final int[] cellXY = mTmpAddItemCellCoordinates; 1211 1212 int[] touchXY = mAddDropPosition; 1213 boolean foundCellSpan = false; 1214 if (touchXY != null) { 1215 // when dragging and dropping, just find the closest free spot 1216 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1217 int[] result = screenLayout.findNearestVacantArea( 1218 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 1219 foundCellSpan = (result != null); 1220 } else { 1221 // if we long pressed on an empty cell to bring up a menu, 1222 // make sure we intersect the empty cell 1223 // if mAddIntersectCellX/Y are -1 (e.g. we used menu -> add) then 1224 // findCellForSpanThatIntersects will just ignore them 1225 foundCellSpan = layout.findCellForSpanThatIntersects(cellXY, spanXY[0], spanXY[1], 1226 mAddIntersectCellX, mAddIntersectCellY); 1227 } 1228 1229 if (!foundCellSpan) { 1230 if (appWidgetId != -1) { 1231 // Deleting an app widget ID is a void call but writes to disk before returning 1232 // to the caller... 1233 final LauncherAppWidgetHost appWidgetHost = mAppWidgetHost; 1234 new Thread("deleteAppWidgetId") { 1235 public void run() { 1236 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1237 } 1238 }.start(); 1239 } 1240 showOutOfSpaceMessage(); 1241 return; 1242 } 1243 1244 // Build Launcher-specific widget info and save to database 1245 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 1246 launcherInfo.spanX = spanXY[0]; 1247 launcherInfo.spanY = spanXY[1]; 1248 1249 LauncherModel.addItemToDatabase(this, launcherInfo, 1250 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1251 screen, cellXY[0], cellXY[1], false); 1252 1253 if (!mRestoring) { 1254 mDesktopItems.add(launcherInfo); 1255 1256 // Perform actual inflation because we're live 1257 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1258 1259 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1260 launcherInfo.hostView.setTag(launcherInfo); 1261 1262 mWorkspace.addInScreen(launcherInfo.hostView, screen, cellXY[0], cellXY[1], 1263 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1264 1265 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1266 } 1267 } 1268 1269 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1270 @Override 1271 public void onReceive(Context context, Intent intent) { 1272 final String action = intent.getAction(); 1273 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1274 mUserPresent = false; 1275 updateRunning(); 1276 1277 // Reset AllApps to it's initial state 1278 if (mAllAppsGrid != null) { 1279 mAllAppsGrid.reset(); 1280 } 1281 if (mAppsCustomizeContent != null) { 1282 mAppsCustomizeContent.reset(); 1283 } 1284 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1285 mUserPresent = true; 1286 updateRunning(); 1287 } 1288 } 1289 }; 1290 1291 @Override 1292 public void onAttachedToWindow() { 1293 super.onAttachedToWindow(); 1294 1295 // Listen for broadcasts related to user-presence 1296 final IntentFilter filter = new IntentFilter(); 1297 filter.addAction(Intent.ACTION_SCREEN_OFF); 1298 filter.addAction(Intent.ACTION_USER_PRESENT); 1299 registerReceiver(mReceiver, filter); 1300 1301 mAttached = true; 1302 mVisible = true; 1303 } 1304 1305 @Override 1306 public void onDetachedFromWindow() { 1307 super.onDetachedFromWindow(); 1308 mVisible = false; 1309 1310 if (mAttached) { 1311 unregisterReceiver(mReceiver); 1312 mAttached = false; 1313 } 1314 updateRunning(); 1315 } 1316 1317 public void onWindowVisibilityChanged(int visibility) { 1318 mVisible = visibility == View.VISIBLE; 1319 updateRunning(); 1320 } 1321 1322 private void sendAdvanceMessage(long delay) { 1323 mHandler.removeMessages(ADVANCE_MSG); 1324 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1325 mHandler.sendMessageDelayed(msg, delay); 1326 mAutoAdvanceSentTime = System.currentTimeMillis(); 1327 } 1328 1329 private void updateRunning() { 1330 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1331 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1332 mAutoAdvanceRunning = autoAdvanceRunning; 1333 if (autoAdvanceRunning) { 1334 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1335 sendAdvanceMessage(delay); 1336 } else { 1337 if (!mWidgetsToAdvance.isEmpty()) { 1338 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1339 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1340 } 1341 mHandler.removeMessages(ADVANCE_MSG); 1342 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1343 } 1344 } 1345 } 1346 1347 private final Handler mHandler = new Handler() { 1348 @Override 1349 public void handleMessage(Message msg) { 1350 if (msg.what == ADVANCE_MSG) { 1351 int i = 0; 1352 for (View key: mWidgetsToAdvance.keySet()) { 1353 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1354 final int delay = mAdvanceStagger * i; 1355 if (v instanceof Advanceable) { 1356 postDelayed(new Runnable() { 1357 public void run() { 1358 ((Advanceable) v).advance(); 1359 } 1360 }, delay); 1361 } 1362 i++; 1363 } 1364 sendAdvanceMessage(mAdvanceInterval); 1365 } 1366 } 1367 }; 1368 1369 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1370 if (appWidgetInfo.autoAdvanceViewId == -1) return; 1371 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1372 if (v instanceof Advanceable) { 1373 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1374 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1375 updateRunning(); 1376 } 1377 } 1378 1379 void removeWidgetToAutoAdvance(View hostView) { 1380 if (mWidgetsToAdvance.containsKey(hostView)) { 1381 mWidgetsToAdvance.remove(hostView); 1382 updateRunning(); 1383 } 1384 } 1385 1386 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1387 mDesktopItems.remove(launcherInfo); 1388 removeWidgetToAutoAdvance(launcherInfo.hostView); 1389 launcherInfo.hostView = null; 1390 } 1391 1392 void showOutOfSpaceMessage() { 1393 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1394 } 1395 1396 public LauncherAppWidgetHost getAppWidgetHost() { 1397 return mAppWidgetHost; 1398 } 1399 1400 public LauncherModel getModel() { 1401 return mModel; 1402 } 1403 1404 void closeSystemDialogs() { 1405 getWindow().closeAllPanels(); 1406 1407 try { 1408 dismissDialog(DIALOG_CREATE_SHORTCUT); 1409 // Unlock the workspace if the dialog was showing 1410 } catch (Exception e) { 1411 // An exception is thrown if the dialog is not visible, which is fine 1412 } 1413 1414 try { 1415 dismissDialog(DIALOG_RENAME_FOLDER); 1416 // Unlock the workspace if the dialog was showing 1417 } catch (Exception e) { 1418 // An exception is thrown if the dialog is not visible, which is fine 1419 } 1420 1421 // Whatever we were doing is hereby canceled. 1422 mWaitingForResult = false; 1423 } 1424 1425 @Override 1426 protected void onNewIntent(Intent intent) { 1427 super.onNewIntent(intent); 1428 1429 // Close the menu 1430 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1431 // also will cancel mWaitingForResult. 1432 closeSystemDialogs(); 1433 1434 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1435 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1436 1437 // In all these cases, only animate if we're already on home 1438 mWorkspace.unshrink(alreadyOnHome); 1439 mWorkspace.exitWidgetResizeMode(); 1440 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1441 mWorkspace.moveToDefaultScreen(true); 1442 } 1443 showWorkspace(alreadyOnHome); 1444 1445 final View v = getWindow().peekDecorView(); 1446 if (v != null && v.getWindowToken() != null) { 1447 InputMethodManager imm = (InputMethodManager)getSystemService( 1448 INPUT_METHOD_SERVICE); 1449 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1450 } 1451 1452 // Reset AllApps to it's initial state 1453 if (mAllAppsGrid != null) { 1454 mAllAppsGrid.reset(); 1455 } 1456 if (mAppsCustomizeContent != null) { 1457 mAppsCustomizeContent.reset(); 1458 } 1459 } 1460 } 1461 1462 @Override 1463 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1464 // Do not call super here 1465 mSavedInstanceState = savedInstanceState; 1466 } 1467 1468 @Override 1469 protected void onSaveInstanceState(Bundle outState) { 1470 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1471 1472 final ArrayList<Folder> folders = mWorkspace.getOpenFolders(); 1473 if (folders.size() > 0) { 1474 final int count = folders.size(); 1475 long[] ids = new long[count]; 1476 for (int i = 0; i < count; i++) { 1477 final FolderInfo info = folders.get(i).getInfo(); 1478 ids[i] = info.id; 1479 } 1480 outState.putLongArray(RUNTIME_STATE_FOLDERS, ids); 1481 } else { 1482 super.onSaveInstanceState(outState); 1483 } 1484 1485 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1486 1487 if (mAddScreen > -1 && mWaitingForResult) { 1488 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mAddScreen); 1489 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mAddIntersectCellX); 1490 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mAddIntersectCellY); 1491 } 1492 1493 if (mFolderInfo != null && mWaitingForResult) { 1494 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1495 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1496 } 1497 1498 // Save the current AllApps drawer tab 1499 if (mAllAppsGrid != null && mAllAppsGrid instanceof AllAppsTabbed) { 1500 AllAppsTabbed tabhost = (AllAppsTabbed) mAllAppsGrid; 1501 String currentTabTag = tabhost.getCurrentTabTag(); 1502 if (currentTabTag != null) { 1503 outState.putString("allapps_currentTab", currentTabTag); 1504 outState.putInt("allapps_currentPage", mAllAppsPagedView.getCurrentPage()); 1505 } 1506 } 1507 // Save the current customization drawer tab 1508 if (mHomeCustomizationDrawer != null) { 1509 String currentTabTag = mHomeCustomizationDrawer.getCurrentTabTag(); 1510 if (currentTabTag != null) { 1511 outState.putString("customize_currentTab", currentTabTag); 1512 } 1513 } 1514 // Save the current AppsCustomize tab 1515 if (mAppsCustomizeTabHost != null) { 1516 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1517 if (currentTabTag != null) { 1518 outState.putString("apps_customize_currentTab", currentTabTag); 1519 } 1520 } 1521 } 1522 1523 @Override 1524 public void onDestroy() { 1525 super.onDestroy(); 1526 1527 try { 1528 mAppWidgetHost.stopListening(); 1529 } catch (NullPointerException ex) { 1530 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1531 } 1532 mAppWidgetHost = null; 1533 1534 mWidgetsToAdvance.clear(); 1535 1536 TextKeyListener.getInstance().release(); 1537 1538 mModel.stopLoader(); 1539 1540 unbindDesktopItems(); 1541 1542 getContentResolver().unregisterContentObserver(mWidgetObserver); 1543 1544 // Some launcher layouts don't have a previous and next view 1545 if (mPreviousView != null) { 1546 dismissPreview(mPreviousView); 1547 } 1548 if (mNextView != null) { 1549 dismissPreview(mNextView); 1550 } 1551 1552 unregisterReceiver(mCloseSystemDialogsReceiver); 1553 1554 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1555 mWorkspace.removeAllViews(); 1556 mWorkspace = null; 1557 mDragController = null; 1558 1559 ValueAnimator.clearAllAnimations(); 1560 } 1561 1562 public DragController getDragController() { 1563 return mDragController; 1564 } 1565 1566 @Override 1567 public void startActivityForResult(Intent intent, int requestCode) { 1568 if (requestCode >= 0) mWaitingForResult = true; 1569 super.startActivityForResult(intent, requestCode); 1570 } 1571 1572 @Override 1573 public void startSearch(String initialQuery, boolean selectInitialQuery, 1574 Bundle appSearchData, boolean globalSearch) { 1575 1576 showWorkspace(true); 1577 1578 if (initialQuery == null) { 1579 // Use any text typed in the launcher as the initial query 1580 initialQuery = getTypedText(); 1581 clearTypedText(); 1582 } 1583 if (appSearchData == null) { 1584 appSearchData = new Bundle(); 1585 appSearchData.putString(Search.SOURCE, "launcher-search"); 1586 } 1587 1588 final SearchManager searchManager = 1589 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1590 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1591 appSearchData, globalSearch); 1592 } 1593 1594 @Override 1595 public boolean onCreateOptionsMenu(Menu menu) { 1596 if (isWorkspaceLocked()) { 1597 return false; 1598 } 1599 1600 super.onCreateOptionsMenu(menu); 1601 1602 menu.add(MENU_GROUP_ADD, MENU_ADD, 0, R.string.menu_add) 1603 .setIcon(android.R.drawable.ic_menu_add) 1604 .setAlphabeticShortcut('A'); 1605 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1606 .setIcon(android.R.drawable.ic_menu_manage) 1607 .setAlphabeticShortcut('M'); 1608 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1609 .setIcon(android.R.drawable.ic_menu_gallery) 1610 .setAlphabeticShortcut('W'); 1611 menu.add(0, MENU_SEARCH, 0, R.string.menu_search) 1612 .setIcon(android.R.drawable.ic_search_category_default) 1613 .setAlphabeticShortcut(SearchManager.MENU_KEY); 1614 menu.add(0, MENU_NOTIFICATIONS, 0, R.string.menu_notifications) 1615 .setIcon(com.android.internal.R.drawable.ic_menu_notifications) 1616 .setAlphabeticShortcut('N'); 1617 1618 final Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1619 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1620 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1621 1622 menu.add(0, MENU_SETTINGS, 0, R.string.menu_settings) 1623 .setIcon(android.R.drawable.ic_menu_preferences).setAlphabeticShortcut('P') 1624 .setIntent(settings); 1625 1626 return true; 1627 } 1628 1629 @Override 1630 public boolean onPrepareOptionsMenu(Menu menu) { 1631 super.onPrepareOptionsMenu(menu); 1632 1633 if (mAllAppsGrid != null) { 1634 // If all apps is animating, don't show the menu, because we don't know 1635 // which one to show. 1636 if (mAllAppsGrid.isAnimating()) { 1637 return false; 1638 } 1639 1640 // Only show the add and wallpaper options when we're not in all apps. 1641 boolean visible = !mAllAppsGrid.isVisible(); 1642 menu.setGroupVisible(MENU_GROUP_ADD, visible); 1643 menu.setGroupVisible(MENU_GROUP_WALLPAPER, visible); 1644 1645 // Disable add if the workspace is full. 1646 if (visible) { 1647 CellLayout layout = (CellLayout) mWorkspace.getChildAt(mWorkspace.getCurrentPage()); 1648 menu.setGroupEnabled(MENU_GROUP_ADD, layout.existsEmptyCell()); 1649 } 1650 } 1651 1652 // TODO-APPS_CUSTOMIZE: Remove this for the phone UI at some point, along with all the menu 1653 // related code? 1654 if (mAppsCustomizeContent != null && mAppsCustomizeContent.isAnimating()) return false; 1655 1656 return true; 1657 } 1658 1659 @Override 1660 public boolean onOptionsItemSelected(MenuItem item) { 1661 switch (item.getItemId()) { 1662 case MENU_ADD: 1663 addItems(); 1664 return true; 1665 case MENU_MANAGE_APPS: 1666 manageApps(); 1667 return true; 1668 case MENU_WALLPAPER_SETTINGS: 1669 startWallpaper(); 1670 return true; 1671 case MENU_SEARCH: 1672 onSearchRequested(); 1673 return true; 1674 case MENU_NOTIFICATIONS: 1675 showNotifications(); 1676 return true; 1677 } 1678 1679 return super.onOptionsItemSelected(item); 1680 } 1681 1682 /** 1683 * Indicates that we want global search for this activity by setting the globalSearch 1684 * argument for {@link #startSearch} to true. 1685 */ 1686 1687 @Override 1688 public boolean onSearchRequested() { 1689 startSearch(null, false, null, true); 1690 return true; 1691 } 1692 1693 public boolean isWorkspaceLocked() { 1694 return mWorkspaceLoading || mWaitingForResult; 1695 } 1696 1697 // Is the workspace preview (brought up by long-pressing on a signpost icon) visible? 1698 private boolean isPreviewVisible() { 1699 return (mPreviousView != null && mPreviousView.getTag() != null) || 1700 (mNextView != null && mNextView.getTag() != null); 1701 } 1702 1703 private void addItems() { 1704 if (LauncherApplication.isScreenLarge()) { 1705 // Animate the widget chooser up from the bottom of the screen 1706 if (mState != State.CUSTOMIZE) { 1707 showCustomizationDrawer(true); 1708 } 1709 } else { 1710 showWorkspace(true); 1711 showAddDialog(-1, -1); 1712 } 1713 } 1714 1715 private void resetAddInfo() { 1716 mAddScreen = -1; 1717 mAddIntersectCellX = -1; 1718 mAddIntersectCellY = -1; 1719 mAddDropPosition = null; 1720 } 1721 1722 void addAppWidgetFromDrop(PendingAddWidgetInfo info, int screen, int[] position) { 1723 resetAddInfo(); 1724 mAddScreen = screen; 1725 mAddDropPosition = position; 1726 1727 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1728 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1729 addAppWidgetImpl(appWidgetId, info); 1730 } 1731 1732 private void manageApps() { 1733 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1734 } 1735 1736 void addAppWidgetFromPick(Intent data) { 1737 // TODO: catch bad widget exception when sent 1738 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1739 // TODO: Is this log message meaningful? 1740 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1741 addAppWidgetImpl(appWidgetId, null); 1742 } 1743 1744 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1745 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1746 1747 if (appWidget.configure != null) { 1748 // Launch over to configure widget, if needed 1749 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1750 intent.setComponent(appWidget.configure); 1751 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1752 if (info != null) { 1753 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1754 intent.putExtra( 1755 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1756 info.mimeType); 1757 1758 final String mimeType = info.mimeType; 1759 final ClipData clipData = (ClipData) info.configurationData; 1760 final ClipDescription clipDesc = clipData.getDescription(); 1761 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1762 if (clipDesc.getMimeType(i).equals(mimeType)) { 1763 final ClipData.Item item = clipData.getItemAt(i); 1764 final CharSequence stringData = item.getText(); 1765 final Uri uriData = item.getUri(); 1766 final Intent intentData = item.getIntent(); 1767 final String key = 1768 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1769 if (uriData != null) { 1770 intent.putExtra(key, uriData); 1771 } else if (intentData != null) { 1772 intent.putExtra(key, intentData); 1773 } else if (stringData != null) { 1774 intent.putExtra(key, stringData); 1775 } 1776 break; 1777 } 1778 } 1779 } 1780 } 1781 1782 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1783 } else { 1784 // Otherwise just add it 1785 completeAddAppWidget(appWidgetId, mAddScreen); 1786 } 1787 } 1788 1789 void processShortcutFromDrop(ComponentName componentName, int screen, int[] position) { 1790 resetAddInfo(); 1791 mAddScreen = screen; 1792 mAddDropPosition = position; 1793 1794 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1795 createShortcutIntent.setComponent(componentName); 1796 processShortcut(createShortcutIntent); 1797 } 1798 1799 void processShortcut(Intent intent) { 1800 // Handle case where user selected "Applications" 1801 String applicationName = getResources().getString(R.string.group_applications); 1802 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1803 1804 if (applicationName != null && applicationName.equals(shortcutName)) { 1805 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1806 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1807 1808 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1809 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1810 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1811 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1812 } else { 1813 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1814 } 1815 } 1816 1817 void processWallpaper(Intent intent) { 1818 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1819 } 1820 1821 FolderIcon addFolder(int screen, int intersectCellX, int intersectCellY) { 1822 FolderInfo folderInfo = new FolderInfo(); 1823 folderInfo.title = getText(R.string.folder_name); 1824 1825 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1826 final int[] cellXY = mTmpAddItemCellCoordinates; 1827 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1828 showOutOfSpaceMessage(); 1829 return null; 1830 } 1831 1832 // Update the model 1833 LauncherModel.addItemToDatabase(this, folderInfo, 1834 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1835 screen, cellXY[0], cellXY[1], false); 1836 sFolders.put(folderInfo.id, folderInfo); 1837 1838 // Create the view 1839 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 1840 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), 1841 folderInfo, mIconCache); 1842 mWorkspace.addInScreen(newFolder, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1843 return newFolder; 1844 } 1845 1846 void removeFolder(FolderInfo folder) { 1847 sFolders.remove(folder.id); 1848 } 1849 1850 private void showNotifications() { 1851 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1852 if (statusBar != null) { 1853 statusBar.expand(); 1854 } 1855 } 1856 1857 private void startWallpaper() { 1858 showWorkspace(true); 1859 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1860 Intent chooser = Intent.createChooser(pickWallpaper, 1861 getText(R.string.chooser_wallpaper)); 1862 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1863 // Removed in Eclair MR1 1864// WallpaperManager wm = (WallpaperManager) 1865// getSystemService(Context.WALLPAPER_SERVICE); 1866// WallpaperInfo wi = wm.getWallpaperInfo(); 1867// if (wi != null && wi.getSettingsActivity() != null) { 1868// LabeledIntent li = new LabeledIntent(getPackageName(), 1869// R.string.configure_wallpaper, 0); 1870// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1871// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1872// } 1873 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1874 } 1875 1876 /** 1877 * Registers various content observers. The current implementation registers 1878 * only a favorites observer to keep track of the favorites applications. 1879 */ 1880 private void registerContentObservers() { 1881 ContentResolver resolver = getContentResolver(); 1882 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1883 true, mWidgetObserver); 1884 } 1885 1886 @Override 1887 public boolean dispatchKeyEvent(KeyEvent event) { 1888 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1889 switch (event.getKeyCode()) { 1890 case KeyEvent.KEYCODE_HOME: 1891 return true; 1892 case KeyEvent.KEYCODE_VOLUME_DOWN: 1893 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1894 dumpState(); 1895 return true; 1896 } 1897 break; 1898 } 1899 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1900 switch (event.getKeyCode()) { 1901 case KeyEvent.KEYCODE_HOME: 1902 return true; 1903 } 1904 } 1905 1906 return super.dispatchKeyEvent(event); 1907 } 1908 1909 @Override 1910 public void onBackPressed() { 1911 if (mState == State.ALL_APPS || mState == State.CUSTOMIZE || mState == State.APPS_CUSTOMIZE) { 1912 showWorkspace(true); 1913 } else if (mWorkspace.getOpenFolder() != null) { 1914 closeFolder(); 1915 } else if (isPreviewVisible()) { 1916 dismissPreview(mPreviousView); 1917 dismissPreview(mNextView); 1918 } else { 1919 mWorkspace.exitWidgetResizeMode(); 1920 1921 // Back button is a no-op here, but give at least some feedback for the button press 1922 mWorkspace.showOutlinesTemporarily(); 1923 } 1924 } 1925 1926 public void closeFolder() { 1927 Folder folder = mWorkspace.getOpenFolder(); 1928 if (folder != null) { 1929 closeFolder(folder); 1930 mDragLayer.setCurrentFolder(null); 1931 } 1932 } 1933 1934 void closeFolder(Folder folder) { 1935 folder.getInfo().opened = false; 1936 1937 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1938 if (parent != null) { 1939 CellLayout cl = (CellLayout) parent; 1940 FolderIcon fi = (FolderIcon) cl.getChildAt(folder.mInfo.cellX, folder.mInfo.cellY); 1941 shrinkAndFadeInFolderIcon(fi); 1942 mDragController.removeDropTarget((DropTarget)folder); 1943 } 1944 1945 folder.animateClosed(); 1946 folder.onClose(); 1947 } 1948 1949 /** 1950 * Re-listen when widgets are reset. 1951 */ 1952 private void onAppWidgetReset() { 1953 if (mAppWidgetHost != null) { 1954 mAppWidgetHost.startListening(); 1955 } 1956 } 1957 1958 /** 1959 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1960 * leak the previous Home screen on orientation change. 1961 */ 1962 private void unbindDesktopItems() { 1963 for (ItemInfo item: mDesktopItems) { 1964 item.unbind(); 1965 } 1966 mDesktopItems.clear(); 1967 } 1968 1969 /** 1970 * Launches the intent referred by the clicked shortcut. 1971 * 1972 * @param v The view representing the clicked shortcut. 1973 */ 1974 public void onClick(View v) { 1975 Object tag = v.getTag(); 1976 if (tag instanceof ShortcutInfo) { 1977 // Open shortcut 1978 final Intent intent = ((ShortcutInfo) tag).intent; 1979 int[] pos = new int[2]; 1980 v.getLocationOnScreen(pos); 1981 intent.setSourceBounds(new Rect(pos[0], pos[1], 1982 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1983 boolean success = startActivitySafely(intent, tag); 1984 1985 if (success && v instanceof BubbleTextView) { 1986 mWaitingForResume = (BubbleTextView) v; 1987 mWaitingForResume.setStayPressed(true); 1988 } 1989 } else if (tag instanceof FolderInfo) { 1990 if (v instanceof FolderIcon) { 1991 FolderIcon fi = (FolderIcon) v; 1992 handleFolderClick(fi); 1993 } 1994 } else if (v == mHandleView) { 1995 if (mState == State.ALL_APPS) { 1996 showWorkspace(true); 1997 } else { 1998 showAllApps(true); 1999 } 2000 } 2001 } 2002 2003 public boolean onTouch(View v, MotionEvent event) { 2004 // this is an intercepted event being forwarded from mWorkspace; 2005 // clicking anywhere on the workspace causes the customization drawer to slide down 2006 showWorkspace(true); 2007 return false; 2008 } 2009 2010 /** 2011 * Event handler for the search button 2012 * 2013 * @param v The view that was clicked. 2014 */ 2015 public void onClickSearchButton(View v) { 2016 startSearch(null, false, null, true); 2017 // Use a custom animation for launching search 2018 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 2019 } 2020 2021 /** 2022 * Event handler for the voice button 2023 * 2024 * @param v The view that was clicked. 2025 */ 2026 public void onClickVoiceButton(View v) { 2027 startVoiceSearch(); 2028 } 2029 2030 private void startVoiceSearch() { 2031 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2032 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2033 startActivity(intent); 2034 } 2035 2036 /** 2037 * Event handler for the "gear" button that appears on the home screen, which 2038 * enters home screen customization mode. 2039 * 2040 * @param v The view that was clicked. 2041 */ 2042 public void onClickConfigureButton(View v) { 2043 addItems(); 2044 } 2045 2046 /** 2047 * Event handler for the "grid" button that appears on the home screen, which 2048 * enters all apps mode. 2049 * 2050 * @param v The view that was clicked. 2051 */ 2052 public void onClickAllAppsButton(View v) { 2053 showAllApps(true); 2054 } 2055 2056 public void onClickAppMarketButton(View v) { 2057 if (mAppMarketIntent != null) { 2058 startActivitySafely(mAppMarketIntent, "app market"); 2059 } 2060 } 2061 2062 void startApplicationDetailsActivity(ComponentName componentName) { 2063 String packageName = componentName.getPackageName(); 2064 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 2065 Uri.fromParts("package", packageName, null)); 2066 startActivity(intent); 2067 } 2068 2069 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 2070 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 2071 // System applications cannot be installed. For now, show a toast explaining that. 2072 // We may give them the option of disabling apps this way. 2073 int messageId = R.string.uninstall_system_app_text; 2074 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 2075 } else { 2076 String packageName = appInfo.componentName.getPackageName(); 2077 String className = appInfo.componentName.getClassName(); 2078 Intent intent = new Intent( 2079 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 2080 startActivity(intent); 2081 } 2082 } 2083 2084 boolean startActivitySafely(Intent intent, Object tag) { 2085 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2086 try { 2087 startActivity(intent); 2088 return true; 2089 } catch (ActivityNotFoundException e) { 2090 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2091 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 2092 } catch (SecurityException e) { 2093 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2094 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2095 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2096 "or use the exported attribute for this activity. " 2097 + "tag="+ tag + " intent=" + intent, e); 2098 } 2099 return false; 2100 } 2101 2102 void startActivityForResultSafely(Intent intent, int requestCode) { 2103 try { 2104 startActivityForResult(intent, requestCode); 2105 } catch (ActivityNotFoundException e) { 2106 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2107 } catch (SecurityException e) { 2108 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2109 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2110 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2111 "or use the exported attribute for this activity.", e); 2112 } 2113 } 2114 2115 private void handleFolderClick(FolderIcon folderIcon) { 2116 final FolderInfo info = folderIcon.mInfo; 2117 if (!info.opened) { 2118 // Close any open folder 2119 closeFolder(); 2120 // Open the requested folder 2121 openFolder(folderIcon); 2122 } else { 2123 // Find the open folder... 2124 Folder openFolder = mWorkspace.getFolderForTag(info); 2125 int folderScreen; 2126 if (openFolder != null) { 2127 folderScreen = mWorkspace.getPageForView(openFolder); 2128 // .. and close it 2129 closeFolder(openFolder); 2130 if (folderScreen != mWorkspace.getCurrentPage()) { 2131 // Close any folder open on the current screen 2132 closeFolder(); 2133 // Pull the folder onto this screen 2134 openFolder(folderIcon); 2135 } 2136 } 2137 } 2138 } 2139 2140 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2141 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2142 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2143 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2144 2145 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 2146 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2147 oa.start(); 2148 } 2149 2150 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 2151 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2152 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2153 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2154 2155 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 2156 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2157 oa.start(); 2158 } 2159 2160 /** 2161 * Opens the user folder described by the specified tag. The opening of the folder 2162 * is animated relative to the specified View. If the View is null, no animation 2163 * is played. 2164 * 2165 * @param folderInfo The FolderInfo describing the folder to open. 2166 */ 2167 public void openFolder(FolderIcon folderIcon) { 2168 Folder folder = folderIcon.mFolder; 2169 FolderInfo info = folder.mInfo; 2170 2171 growAndFadeOutFolderIcon(folderIcon); 2172 info.opened = true; 2173 2174 mWorkspace.addInFullScreen(folder, info.screen); 2175 mDragLayer.setCurrentFolder(folder); 2176 folder.animateOpen(); 2177 folder.onOpen(); 2178 } 2179 2180 public boolean onLongClick(View v) { 2181 if (mState != State.WORKSPACE) { 2182 return false; 2183 } 2184 2185 switch (v.getId()) { 2186 case R.id.previous_screen: 2187 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 2188 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2189 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2190 showPreviews(v); 2191 } 2192 return true; 2193 case R.id.next_screen: 2194 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 2195 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2196 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2197 showPreviews(v); 2198 } 2199 return true; 2200 case R.id.all_apps_button: 2201 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 2202 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2203 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2204 showPreviews(v); 2205 } 2206 return true; 2207 } 2208 2209 if (isWorkspaceLocked()) { 2210 return false; 2211 } 2212 2213 if (!(v instanceof CellLayout)) { 2214 v = (View) v.getParent().getParent(); 2215 } 2216 2217 resetAddInfo(); 2218 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2219 // This happens when long clicking an item with the dpad/trackball 2220 if (longClickCellInfo == null || !longClickCellInfo.valid) { 2221 return true; 2222 } 2223 2224 final View itemUnderLongClick = longClickCellInfo.cell; 2225 2226 if (mWorkspace.allowLongPress() && !mDragController.isDragging()) { 2227 if (itemUnderLongClick == null) { 2228 // User long pressed on empty space 2229 mWorkspace.setAllowLongPress(false); 2230 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2231 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2232 if (LauncherApplication.isScreenLarge()) { 2233 addItems(); 2234 } else { 2235 startWallpaper(); 2236 } 2237 } else { 2238 if (!(itemUnderLongClick instanceof Folder)) { 2239 // User long pressed on an item 2240 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2241 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2242 mAddIntersectCellX = longClickCellInfo.cellX; 2243 mAddIntersectCellY = longClickCellInfo.cellY; 2244 mWorkspace.startDrag(longClickCellInfo); 2245 } 2246 } 2247 } 2248 return true; 2249 } 2250 2251 @SuppressWarnings({"unchecked"}) 2252 private void dismissPreview(final View v) { 2253 final PopupWindow window = (PopupWindow) v.getTag(); 2254 if (window != null) { 2255 window.setOnDismissListener(new PopupWindow.OnDismissListener() { 2256 public void onDismiss() { 2257 ViewGroup group = (ViewGroup) v.getTag(R.id.workspace); 2258 int count = group.getChildCount(); 2259 for (int i = 0; i < count; i++) { 2260 ((ImageView) group.getChildAt(i)).setImageDrawable(null); 2261 } 2262 ArrayList<Bitmap> bitmaps = 2263 (ArrayList<Bitmap>) v.getTag(R.id.all_apps_button_cluster); 2264 for (Bitmap bitmap : bitmaps) bitmap.recycle(); 2265 2266 v.setTag(R.id.workspace, null); 2267 v.setTag(R.id.all_apps_button_cluster, null); 2268 window.setOnDismissListener(null); 2269 } 2270 }); 2271 window.dismiss(); 2272 } 2273 v.setTag(null); 2274 } 2275 2276 private void showPreviews(View anchor) { 2277 showPreviews(anchor, 0, mWorkspace.getChildCount()); 2278 } 2279 2280 private void showPreviews(final View anchor, int start, int end) { 2281 final Resources resources = getResources(); 2282 final Workspace workspace = mWorkspace; 2283 2284 CellLayout cell = ((CellLayout) workspace.getChildAt(start)); 2285 2286 float max = workspace.getChildCount(); 2287 2288 final Rect r = new Rect(); 2289 resources.getDrawable(R.drawable.preview_background).getPadding(r); 2290 int extraW = (int) ((r.left + r.right) * max); 2291 int extraH = r.top + r.bottom; 2292 2293 int aW = cell.getWidth() - extraW; 2294 float w = aW / max; 2295 2296 int width = cell.getWidth(); 2297 int height = cell.getHeight(); 2298 int x = cell.getLeftPadding(); 2299 int y = cell.getTopPadding(); 2300 width -= (x + cell.getRightPadding()); 2301 height -= (y + cell.getBottomPadding()); 2302 2303 float scale = w / width; 2304 2305 int count = end - start; 2306 2307 final float sWidth = width * scale; 2308 float sHeight = height * scale; 2309 2310 LinearLayout preview = new LinearLayout(this); 2311 2312 PreviewTouchHandler handler = new PreviewTouchHandler(anchor); 2313 ArrayList<Bitmap> bitmaps = new ArrayList<Bitmap>(count); 2314 2315 for (int i = start; i < end; i++) { 2316 ImageView image = new ImageView(this); 2317 cell = (CellLayout) workspace.getChildAt(i); 2318 2319 final Bitmap bitmap = Bitmap.createBitmap((int) sWidth, (int) sHeight, 2320 Bitmap.Config.ARGB_8888); 2321 2322 final Canvas c = new Canvas(bitmap); 2323 c.scale(scale, scale); 2324 c.translate(-cell.getLeftPadding(), -cell.getTopPadding()); 2325 cell.drawChildren(c); 2326 2327 image.setBackgroundDrawable(resources.getDrawable(R.drawable.preview_background)); 2328 image.setImageBitmap(bitmap); 2329 image.setTag(i); 2330 image.setOnClickListener(handler); 2331 image.setOnFocusChangeListener(handler); 2332 image.setFocusable(true); 2333 if (i == mWorkspace.getCurrentPage()) image.requestFocus(); 2334 2335 preview.addView(image, 2336 LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT); 2337 2338 bitmaps.add(bitmap); 2339 } 2340 2341 final PopupWindow p = new PopupWindow(this); 2342 p.setContentView(preview); 2343 p.setWidth((int) (sWidth * count + extraW)); 2344 p.setHeight((int) (sHeight + extraH)); 2345 p.setAnimationStyle(R.style.AnimationPreview); 2346 p.setOutsideTouchable(true); 2347 p.setFocusable(true); 2348 p.setBackgroundDrawable(new ColorDrawable(0)); 2349 p.showAsDropDown(anchor, 0, 0); 2350 2351 p.setOnDismissListener(new PopupWindow.OnDismissListener() { 2352 public void onDismiss() { 2353 dismissPreview(anchor); 2354 } 2355 }); 2356 2357 anchor.setTag(p); 2358 anchor.setTag(R.id.workspace, preview); 2359 anchor.setTag(R.id.all_apps_button_cluster, bitmaps); 2360 } 2361 2362 class PreviewTouchHandler implements View.OnClickListener, Runnable, View.OnFocusChangeListener { 2363 private final View mAnchor; 2364 2365 public PreviewTouchHandler(View anchor) { 2366 mAnchor = anchor; 2367 } 2368 2369 public void onClick(View v) { 2370 mWorkspace.snapToPage((Integer) v.getTag()); 2371 v.post(this); 2372 } 2373 2374 public void run() { 2375 dismissPreview(mAnchor); 2376 } 2377 2378 public void onFocusChange(View v, boolean hasFocus) { 2379 if (hasFocus) { 2380 mWorkspace.snapToPage((Integer) v.getTag()); 2381 } 2382 } 2383 } 2384 2385 Workspace getWorkspace() { 2386 return mWorkspace; 2387 } 2388 2389 TabHost getCustomizationDrawer() { 2390 return mHomeCustomizationDrawer; 2391 } 2392 2393 @Override 2394 protected Dialog onCreateDialog(int id) { 2395 switch (id) { 2396 case DIALOG_CREATE_SHORTCUT: 2397 return new CreateShortcut().createDialog(); 2398 case DIALOG_RENAME_FOLDER: 2399 return new RenameFolder().createDialog(); 2400 } 2401 2402 return super.onCreateDialog(id); 2403 } 2404 2405 @Override 2406 protected void onPrepareDialog(int id, Dialog dialog) { 2407 switch (id) { 2408 case DIALOG_CREATE_SHORTCUT: 2409 break; 2410 case DIALOG_RENAME_FOLDER: 2411 if (mFolderInfo != null) { 2412 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 2413 final CharSequence text = mFolderInfo.title; 2414 input.setText(text); 2415 input.setSelection(0, text.length()); 2416 } 2417 break; 2418 } 2419 } 2420 2421 void showRenameDialog(FolderInfo info) { 2422 mFolderInfo = info; 2423 mWaitingForResult = true; 2424 showDialog(DIALOG_RENAME_FOLDER); 2425 } 2426 2427 private void showAddDialog(int intersectX, int intersectY) { 2428 resetAddInfo(); 2429 mAddIntersectCellX = intersectX; 2430 mAddIntersectCellY = intersectY; 2431 mAddScreen = mWorkspace.getCurrentPage(); 2432 mWaitingForResult = true; 2433 showDialog(DIALOG_CREATE_SHORTCUT); 2434 } 2435 2436 private void pickShortcut() { 2437 // Insert extra item to handle picking application 2438 Bundle bundle = new Bundle(); 2439 2440 ArrayList<String> shortcutNames = new ArrayList<String>(); 2441 shortcutNames.add(getString(R.string.group_applications)); 2442 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 2443 2444 ArrayList<ShortcutIconResource> shortcutIcons = new ArrayList<ShortcutIconResource>(); 2445 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 2446 R.drawable.ic_launcher_application)); 2447 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 2448 2449 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 2450 pickIntent.putExtra(Intent.EXTRA_INTENT, new Intent(Intent.ACTION_CREATE_SHORTCUT)); 2451 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_shortcut)); 2452 pickIntent.putExtras(bundle); 2453 2454 startActivityForResult(pickIntent, REQUEST_PICK_SHORTCUT); 2455 } 2456 2457 private class RenameFolder { 2458 private EditText mInput; 2459 2460 Dialog createDialog() { 2461 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 2462 mInput = (EditText) layout.findViewById(R.id.folder_name); 2463 2464 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 2465 builder.setIcon(0); 2466 builder.setTitle(getString(R.string.rename_folder_title)); 2467 builder.setCancelable(true); 2468 builder.setOnCancelListener(new Dialog.OnCancelListener() { 2469 public void onCancel(DialogInterface dialog) { 2470 cleanup(); 2471 } 2472 }); 2473 builder.setNegativeButton(getString(R.string.cancel_action), 2474 new Dialog.OnClickListener() { 2475 public void onClick(DialogInterface dialog, int which) { 2476 cleanup(); 2477 } 2478 } 2479 ); 2480 builder.setPositiveButton(getString(R.string.rename_action), 2481 new Dialog.OnClickListener() { 2482 public void onClick(DialogInterface dialog, int which) { 2483 changeFolderName(); 2484 } 2485 } 2486 ); 2487 builder.setView(layout); 2488 2489 final AlertDialog dialog = builder.create(); 2490 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 2491 public void onShow(DialogInterface dialog) { 2492 mWaitingForResult = true; 2493 mInput.requestFocus(); 2494 InputMethodManager inputManager = (InputMethodManager) 2495 getSystemService(Context.INPUT_METHOD_SERVICE); 2496 inputManager.showSoftInput(mInput, 0); 2497 } 2498 }); 2499 2500 return dialog; 2501 } 2502 2503 private void changeFolderName() { 2504 final String name = mInput.getText().toString(); 2505 if (!TextUtils.isEmpty(name)) { 2506 // Make sure we have the right folder info 2507 mFolderInfo = sFolders.get(mFolderInfo.id); 2508 mFolderInfo.title = name; 2509 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 2510 2511 if (mWorkspaceLoading) { 2512 lockAllApps(); 2513 mModel.startLoader(Launcher.this, false); 2514 } else { 2515 final FolderIcon folderIcon = (FolderIcon) 2516 mWorkspace.getViewForTag(mFolderInfo); 2517 if (folderIcon != null) { 2518 // TODO: At some point we'll probably want some version of setting 2519 // the text for a folder icon. 2520 //folderIcon.setText(name); 2521 getWorkspace().requestLayout(); 2522 } else { 2523 lockAllApps(); 2524 mWorkspaceLoading = true; 2525 mModel.startLoader(Launcher.this, false); 2526 } 2527 } 2528 } 2529 cleanup(); 2530 } 2531 2532 private void cleanup() { 2533 dismissDialog(DIALOG_RENAME_FOLDER); 2534 mWaitingForResult = false; 2535 mFolderInfo = null; 2536 } 2537 } 2538 2539 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2540 public boolean isAllAppsVisible() { 2541 return (mState == State.ALL_APPS) || (mState == State.APPS_CUSTOMIZE); 2542 } 2543 2544 // AllAppsView.Watcher 2545 public void zoomed(float zoom) { 2546 // In XLarge view, we zoom down the workspace below all apps so it's still visible 2547 if (zoom == 1.0f && !LauncherApplication.isScreenLarge()) { 2548 mWorkspace.setVisibility(View.GONE); 2549 } 2550 } 2551 2552 private void showAndEnableToolbarButton(View button) { 2553 button.setVisibility(View.VISIBLE); 2554 } 2555 2556 private void hideToolbarButton(View button) { 2557 // We can't set it to GONE, otherwise the RelativeLayout gets screwed up 2558 button.setVisibility(View.INVISIBLE); 2559 button.setAlpha(0.0f); 2560 } 2561 2562 /** 2563 * Helper function for showing or hiding a toolbar button, possibly animated. 2564 * 2565 * @param show If true, create an animation to the show the item. Otherwise, hide it. 2566 * @param view The toolbar button to be animated 2567 * @param seq A AnimatorSet that will be used to animate the transition. If null, the 2568 * transition will not be animated. 2569 */ 2570 private void hideOrShowToolbarButton(boolean show, final View view, AnimatorSet seq) { 2571 final boolean showing = show; 2572 final boolean hiding = !show; 2573 2574 final int duration = show ? 2575 getResources().getInteger(R.integer.config_toolbarButtonFadeInTime) : 2576 getResources().getInteger(R.integer.config_toolbarButtonFadeOutTime); 2577 2578 if (seq != null) { 2579 ValueAnimator anim = ValueAnimator.ofFloat(view.getAlpha(), show ? 1.0f : 0.0f); 2580 anim.setDuration(duration); 2581 anim.addUpdateListener(new AnimatorUpdateListener() { 2582 public void onAnimationUpdate(ValueAnimator animation) { 2583 view.setAlpha((Float) animation.getAnimatedValue()); 2584 } 2585 }); 2586 anim.addListener(new AnimatorListenerAdapter() { 2587 @Override 2588 public void onAnimationStart(Animator animation) { 2589 if (showing) showAndEnableToolbarButton(view); 2590 } 2591 @Override 2592 public void onAnimationEnd(Animator animation) { 2593 if (hiding) hideToolbarButton(view); 2594 } 2595 }); 2596 seq.play(anim); 2597 } else { 2598 if (showing) { 2599 showAndEnableToolbarButton(view); 2600 view.setAlpha(1f); 2601 } else { 2602 hideToolbarButton(view); 2603 } 2604 } 2605 } 2606 2607 /** 2608 * Show/hide the appropriate toolbar buttons for newState. 2609 * If showSeq or hideSeq is null, the transition will be done immediately (not animated). 2610 * 2611 * @param newState The state that is being switched to 2612 * @param showSeq AnimatorSet in which to put "show" animations, or null. 2613 * @param hideSeq AnimatorSet in which to put "hide" animations, or null. 2614 */ 2615 private void hideAndShowToolbarButtons(State newState, AnimatorSet showSeq, AnimatorSet hideSeq) { 2616 switch (newState) { 2617 case WORKSPACE: 2618 hideOrShowToolbarButton(true, mButtonCluster, showSeq); 2619 mDeleteZone.setDragAndDropEnabled(true); 2620 if (LauncherApplication.isScreenLarge()) { 2621 mDeleteZone.setText(getResources().getString(R.string.delete_zone_label_workspace)); 2622 } 2623 break; 2624 case ALL_APPS: 2625 case APPS_CUSTOMIZE: 2626 hideOrShowToolbarButton(false, mButtonCluster, hideSeq); 2627 mDeleteZone.setDragAndDropEnabled(false); 2628 if (LauncherApplication.isScreenLarge()) { 2629 mDeleteZone.setText(getResources().getString(R.string.delete_zone_label_all_apps)); 2630 } 2631 break; 2632 case CUSTOMIZE: 2633 hideOrShowToolbarButton(false, mButtonCluster, hideSeq); 2634 mDeleteZone.setDragAndDropEnabled(false); 2635 break; 2636 } 2637 } 2638 2639 /** 2640 * Helper method for the cameraZoomIn/cameraZoomOut animations 2641 * @param view The view being animated 2642 * @param state The state that we are moving in or out of -- either ALL_APPS or CUSTOMIZE 2643 * @param scaleFactor The scale factor used for the zoom 2644 */ 2645 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2646 final int height = view.getHeight(); 2647 2648 view.setPivotX(view.getWidth() / 2.0f); 2649 // Set pivotY so that at the starting zoom factor, the view is partially 2650 // visible. Modifying initialHeightFactor changes how much of the view is 2651 // initially showing, and hence the perceived angle from which the view enters. 2652 if (state == State.ALL_APPS || state == State.APPS_CUSTOMIZE) { 2653 final float initialHeightFactor = 0.175f; 2654 view.setPivotY((1 - initialHeightFactor) * height); 2655 } else { 2656 final float initialHeightFactor = 0.2f; 2657 view.setPivotY(-initialHeightFactor * height); 2658 } 2659 } 2660 2661 /** 2662 * Zoom the camera out from the workspace to reveal 'toView'. 2663 * Assumes that the view to show is anchored at either the very top or very bottom 2664 * of the screen. 2665 * @param toState The state to zoom out to. Must be ALL_APPS or CUSTOMIZE. 2666 */ 2667 private void cameraZoomOut(State toState, boolean animated, boolean springLoaded) { 2668 final Resources res = getResources(); 2669 final boolean toAllApps = (toState == State.ALL_APPS) 2670 || (toState == State.APPS_CUSTOMIZE); 2671 2672 final int duration = (toAllApps ? 2673 res.getInteger(R.integer.config_appsCustomizeZoomInTime) : 2674 res.getInteger(R.integer.config_customizeZoomInTime)); 2675 final int fadeDuration = (toAllApps ? 2676 res.getInteger(R.integer.config_appsCustomizeFadeInTime) : 2677 res.getInteger(R.integer.config_customizeFadeInTime)); 2678 2679 final float scale = toAllApps ? 2680 (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor) : 2681 (float) res.getInteger(R.integer.config_customizeZoomScaleFactor); 2682 2683 View tmpView; 2684 if (toAllApps) { 2685 tmpView = (LauncherApplication.isScreenLarge()) 2686 ? (View) mAllAppsGrid : mAppsCustomizeTabHost; 2687 } else { 2688 tmpView = mHomeCustomizationDrawer; 2689 } 2690 final View toView = tmpView; 2691 2692 setPivotsForZoom(toView, toState, scale); 2693 2694 if (toAllApps) { 2695 if (!springLoaded) { 2696 mWorkspace.shrink(ShrinkState.BOTTOM_HIDDEN, animated); 2697 2698 if (LauncherApplication.isScreenLarge()) { 2699 // Everytime we launch into AllApps, we reset the successful drop flag which 2700 // controls when it should hide/show the mini workspaces 2701 mAllAppsPagedView.resetSuccessfulDropFlag(); 2702 } 2703 } else { 2704 mWorkspace.shrink(ShrinkState.BOTTOM_VISIBLE, animated); 2705 } 2706 } else { 2707 mWorkspace.shrink(ShrinkState.TOP, animated); 2708 } 2709 2710 if (animated) { 2711 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2712 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2713 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2714 public void onAnimationUpdate(float a, float b) { 2715 ((View) toView.getParent()).fastInvalidate(); 2716 toView.setFastScaleX(a * scale + b * 1f); 2717 toView.setFastScaleY(a * scale + b * 1f); 2718 } 2719 }); 2720 2721 if (toAllApps) { 2722 toView.setVisibility(View.VISIBLE); 2723 toView.setFastAlpha(0f); 2724 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2725 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2726 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2727 public void onAnimationUpdate(float a, float b) { 2728 // don't need to invalidate because we do so above 2729 toView.setFastAlpha(a * 0f + b * 1f); 2730 } 2731 }); 2732 alphaAnim.start(); 2733 } 2734 2735 if (toView instanceof LauncherTransitionable) { 2736 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim); 2737 } 2738 scaleAnim.addListener(new AnimatorListenerAdapter() { 2739 @Override 2740 public void onAnimationStart(Animator animation) { 2741 // Prepare the position 2742 toView.setTranslationX(0.0f); 2743 toView.setTranslationY(0.0f); 2744 toView.setVisibility(View.VISIBLE); 2745 toView.bringToFront(); 2746 if (!toAllApps) { 2747 toView.setFastAlpha(1.0f); 2748 } 2749 } 2750 @Override 2751 public void onAnimationEnd(Animator animation) { 2752 // If we don't set the final scale values here, if this animation is cancelled 2753 // it will have the wrong scale value and subsequent cameraPan animations will 2754 // not fix that 2755 toView.setScaleX(1.0f); 2756 toView.setScaleY(1.0f); 2757 if (toView instanceof LauncherTransitionable) { 2758 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim); 2759 } 2760 } 2761 }); 2762 2763 AnimatorSet toolbarHideAnim = new AnimatorSet(); 2764 AnimatorSet toolbarShowAnim = new AnimatorSet(); 2765 hideAndShowToolbarButtons(toState, toolbarShowAnim, toolbarHideAnim); 2766 2767 // toView should appear right at the end of the workspace shrink animation 2768 final int startDelay = 0; 2769 2770 if (mStateAnimation != null) mStateAnimation.cancel(); 2771 mStateAnimation = new AnimatorSet(); 2772 mStateAnimation.playTogether(scaleAnim, toolbarHideAnim); 2773 mStateAnimation.play(scaleAnim).after(startDelay); 2774 2775 // Show the new toolbar buttons just as the main animation is ending 2776 final int fadeInTime = res.getInteger(R.integer.config_toolbarButtonFadeInTime); 2777 mStateAnimation.play(toolbarShowAnim).after(duration + startDelay - fadeInTime); 2778 mStateAnimation.start(); 2779 } else { 2780 toView.setTranslationX(0.0f); 2781 toView.setTranslationY(0.0f); 2782 toView.setScaleX(1.0f); 2783 toView.setScaleY(1.0f); 2784 toView.setVisibility(View.VISIBLE); 2785 toView.bringToFront(); 2786 if (toView instanceof LauncherTransitionable) { 2787 ((LauncherTransitionable) toView).onLauncherTransitionStart(null); 2788 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null); 2789 } 2790 hideAndShowToolbarButtons(toState, null, null); 2791 } 2792 } 2793 2794 /** 2795 * Zoom the camera back into the workspace, hiding 'fromView'. 2796 * This is the opposite of cameraZoomOut. 2797 * @param fromState The current state (must be ALL_APPS or CUSTOMIZE). 2798 * @param animated If true, the transition will be animated. 2799 */ 2800 private void cameraZoomIn(State fromState, boolean animated, boolean springLoaded) { 2801 Resources res = getResources(); 2802 final boolean fromAllApps = (fromState == State.ALL_APPS) 2803 || (fromState == State.APPS_CUSTOMIZE); 2804 2805 int duration = fromAllApps ? 2806 res.getInteger(R.integer.config_appsCustomizeZoomOutTime) : 2807 res.getInteger(R.integer.config_customizeZoomOutTime); 2808 2809 final float scaleFactor = fromAllApps ? 2810 (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor) : 2811 (float) res.getInteger(R.integer.config_customizeZoomScaleFactor); 2812 2813 View tmpView; 2814 if (fromAllApps) { 2815 tmpView = (LauncherApplication.isScreenLarge()) 2816 ? (View) mAllAppsGrid : mAppsCustomizeTabHost; 2817 } else { 2818 tmpView = mHomeCustomizationDrawer; 2819 } 2820 final View fromView = tmpView; 2821 2822 if (LauncherApplication.isScreenLarge()) { 2823 mCustomizePagedView.endChoiceMode(); 2824 mAllAppsPagedView.endChoiceMode(); 2825 } 2826 2827 setPivotsForZoom(fromView, fromState, scaleFactor); 2828 2829 if (!springLoaded) { 2830 mWorkspace.unshrink(animated); 2831 } 2832 if (animated) { 2833 if (mStateAnimation != null) mStateAnimation.cancel(); 2834 mStateAnimation = new AnimatorSet(); 2835 2836 final float oldScaleX = fromView.getScaleX(); 2837 final float oldScaleY = fromView.getScaleY(); 2838 2839 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2840 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2841 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2842 public void onAnimationUpdate(float a, float b) { 2843 ((View)fromView.getParent()).fastInvalidate(); 2844 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2845 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2846 } 2847 }); 2848 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2849 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2850 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2851 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2852 public void onAnimationUpdate(float a, float b) { 2853 // don't need to invalidate because we do so above 2854 fromView.setFastAlpha(a * 1f + b * 0f); 2855 } 2856 }); 2857 if (fromView instanceof LauncherTransitionable) { 2858 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim); 2859 } 2860 alphaAnim.addListener(new AnimatorListenerAdapter() { 2861 @Override 2862 public void onAnimationEnd(Animator animation) { 2863 fromView.setVisibility(View.GONE); 2864 if (fromView instanceof LauncherTransitionable) { 2865 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim); 2866 } 2867 } 2868 }); 2869 2870 AnimatorSet toolbarHideAnim = new AnimatorSet(); 2871 AnimatorSet toolbarShowAnim = new AnimatorSet(); 2872 if (!springLoaded) { 2873 hideAndShowToolbarButtons(State.WORKSPACE, toolbarShowAnim, toolbarHideAnim); 2874 } 2875 2876 mStateAnimation.playTogether(scaleAnim, toolbarHideAnim, alphaAnim); 2877 2878 // Show the new toolbar buttons at the very end of the whole animation 2879 final int fadeInTime = res.getInteger(R.integer.config_toolbarButtonFadeInTime); 2880 final int unshrinkTime = res.getInteger(R.integer.config_workspaceUnshrinkTime); 2881 mStateAnimation.play(toolbarShowAnim).after(unshrinkTime - fadeInTime); 2882 mStateAnimation.start(); 2883 } else { 2884 fromView.setVisibility(View.GONE); 2885 if (fromView instanceof LauncherTransitionable) { 2886 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null); 2887 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null); 2888 } 2889 if (!springLoaded) { 2890 hideAndShowToolbarButtons(State.WORKSPACE, null, null); 2891 } 2892 } 2893 } 2894 2895 void showWorkspace(boolean animated) { 2896 showWorkspace(animated, null); 2897 } 2898 2899 void showWorkspace(boolean animated, CellLayout layout) { 2900 if (layout != null) { 2901 // always animated, but that's ok since we never specify a layout and 2902 // want no animation 2903 mWorkspace.unshrink(layout); 2904 } else { 2905 mWorkspace.unshrink(animated); 2906 } 2907 if (mState == State.ALL_APPS || mState == State.APPS_CUSTOMIZE) { 2908 closeAllApps(animated); 2909 } else if (mState == State.CUSTOMIZE) { 2910 hideCustomizationDrawer(animated); 2911 } 2912 2913 // Change the state *after* we've called all the transition code 2914 mState = State.WORKSPACE; 2915 2916 // Resume the auto-advance of widgets 2917 mUserPresent = true; 2918 updateRunning(); 2919 2920 // send an accessibility event to announce the context change 2921 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2922 } 2923 2924 void enterSpringLoadedDragMode(CellLayout layout) { 2925 mWorkspace.enterSpringLoadedDragMode(layout); 2926 if (mState == State.ALL_APPS || mState == State.APPS_CUSTOMIZE) { 2927 mState = State.ALL_APPS_SPRING_LOADED; 2928 if (LauncherApplication.isScreenLarge()) { 2929 cameraZoomIn(State.ALL_APPS, true, true); 2930 } else { 2931 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2932 } 2933 } else if (mState == State.CUSTOMIZE) { 2934 mState = State.CUSTOMIZE_SPRING_LOADED; 2935 cameraZoomIn(State.CUSTOMIZE, true, true); 2936 }/* else { 2937 // we're already in spring loaded mode; don't do anything 2938 }*/ 2939 } 2940 2941 void exitSpringLoadedDragMode() { 2942 if (mState == State.ALL_APPS_SPRING_LOADED) { 2943 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.BOTTOM_VISIBLE); 2944 if (LauncherApplication.isScreenLarge()) { 2945 cameraZoomOut(State.ALL_APPS, true, true); 2946 mState = State.ALL_APPS; 2947 } else { 2948 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2949 mState = State.APPS_CUSTOMIZE; 2950 } 2951 } else if (mState == State.CUSTOMIZE_SPRING_LOADED) { 2952 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.TOP); 2953 cameraZoomOut(State.CUSTOMIZE, true, true); 2954 mState = State.CUSTOMIZE; 2955 }/* else { 2956 // we're not in spring loaded mode; don't do anything 2957 }*/ 2958 } 2959 2960 void showAllApps(boolean animated) { 2961 if (mState != State.WORKSPACE) return; 2962 if (LauncherApplication.isScreenLarge()) { 2963 cameraZoomOut(State.ALL_APPS, animated, false); 2964 ((View) mAllAppsGrid).requestFocus(); 2965 2966 // TODO: fade these two too 2967 mDeleteZone.setVisibility(View.GONE); 2968 2969 // Change the state *after* we've called all the transition code 2970 mState = State.ALL_APPS; 2971 } else { 2972 View appsCustomizePane = findViewById(R.id.apps_customize_pane); 2973 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2974 appsCustomizePane.requestFocus(); 2975 2976 // Change the state *after* we've called all the transition code 2977 mState = State.APPS_CUSTOMIZE; 2978 } 2979 2980 // Pause the auto-advance of widgets until we are out of AllApps 2981 mUserPresent = false; 2982 updateRunning(); 2983 2984 // Send an accessibility event to announce the context change 2985 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2986 } 2987 2988 /** 2989 * Things to test when changing this code. 2990 * - Home from workspace 2991 * - from center screen 2992 * - from other screens 2993 * - Home from all apps 2994 * - from center screen 2995 * - from other screens 2996 * - Back from all apps 2997 * - from center screen 2998 * - from other screens 2999 * - Launch app from workspace and quit 3000 * - with back 3001 * - with home 3002 * - Launch app from all apps and quit 3003 * - with back 3004 * - with home 3005 * - Go to a screen that's not the default, then all 3006 * apps, and launch and app, and go back 3007 * - with back 3008 * -with home 3009 * - On workspace, long press power and go back 3010 * - with back 3011 * - with home 3012 * - On all apps, long press power and go back 3013 * - with back 3014 * - with home 3015 * - On workspace, power off 3016 * - On all apps, power off 3017 * - Launch an app and turn off the screen while in that app 3018 * - Go back with home key 3019 * - Go back with back key TODO: make this not go to workspace 3020 * - From all apps 3021 * - From workspace 3022 * - Enter and exit car mode (becuase it causes an extra configuration changed) 3023 * - From all apps 3024 * - From the center workspace 3025 * - From another workspace 3026 */ 3027 void closeAllApps(boolean animated) { 3028 if (LauncherApplication.isScreenLarge()) { 3029 if (mState == State.ALL_APPS || mState == State.ALL_APPS_SPRING_LOADED) { 3030 mWorkspace.setVisibility(View.VISIBLE); 3031 cameraZoomIn(State.ALL_APPS, animated, false); 3032 3033 // Set focus to the AllApps button 3034 findViewById(R.id.all_apps_button).requestFocus(); 3035 } 3036 } else { 3037 if (mState == State.APPS_CUSTOMIZE || mState == State.ALL_APPS_SPRING_LOADED) { 3038 mWorkspace.setVisibility(View.VISIBLE); 3039 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 3040 3041 // Set focus to the AllApps button 3042 findViewById(R.id.all_apps_button).requestFocus(); 3043 } 3044 } 3045 } 3046 3047 void lockAllApps() { 3048 // TODO 3049 } 3050 3051 void unlockAllApps() { 3052 // TODO 3053 } 3054 3055 // Show the customization drawer (only exists in x-large configuration) 3056 private void showCustomizationDrawer(boolean animated) { 3057 if (mState != State.WORKSPACE) { 3058 return; 3059 } 3060 3061 cameraZoomOut(State.CUSTOMIZE, animated, false); 3062 3063 // Change the state *after* we've called all the transition code 3064 mState = State.CUSTOMIZE; 3065 3066 // Pause the auto-advance of widgets until we are out of Customization drawer 3067 mUserPresent = false; 3068 updateRunning(); 3069 } 3070 3071 // Hide the customization drawer (only exists in x-large configuration) 3072 void hideCustomizationDrawer(boolean animated) { 3073 if (mState == State.CUSTOMIZE || mState == State.CUSTOMIZE_SPRING_LOADED) { 3074 cameraZoomIn(State.CUSTOMIZE, animated, false); 3075 3076 // Set focus to the customize button 3077 findViewById(R.id.configure_button).requestFocus(); 3078 } 3079 } 3080 3081 /** 3082 * Add an item from all apps or customize onto the given workspace screen. 3083 * If layout is null, add to the current screen. 3084 */ 3085 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 3086 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 3087 showOutOfSpaceMessage(); 3088 } else { 3089 layout.animateDrop(); 3090 } 3091 } 3092 3093 void onWorkspaceClick(CellLayout layout) { 3094 showWorkspace(true, layout); 3095 } 3096 3097 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 3098 try { 3099 PackageManager packageManager = getPackageManager(); 3100 // Look for the toolbar icon specified in the activity meta-data 3101 Bundle metaData = packageManager.getActivityInfo( 3102 activityName, PackageManager.GET_META_DATA).metaData; 3103 if (metaData != null) { 3104 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 3105 if (iconResId != 0) { 3106 Resources res = packageManager.getResourcesForActivity(activityName); 3107 return res.getDrawable(iconResId); 3108 } 3109 } 3110 } catch (NameNotFoundException e) { 3111 // Do nothing 3112 } 3113 return null; 3114 } 3115 3116 // if successful in getting icon, return it; otherwise, set button to use default drawable 3117 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 3118 int buttonId, ComponentName activityName, int fallbackDrawableId) { 3119 TextView button = (TextView) findViewById(buttonId); 3120 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 3121 3122 // If we were unable to find the icon via the meta-data, use a generic one 3123 if (toolbarIcon == null) { 3124 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 3125 return null; 3126 } else { 3127 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 3128 return toolbarIcon.getConstantState(); 3129 } 3130 } 3131 3132 // if successful in getting icon, return it; otherwise, set button to use default drawable 3133 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 3134 int buttonId, ComponentName activityName, int fallbackDrawableId) { 3135 ImageView button = (ImageView) findViewById(buttonId); 3136 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 3137 3138 // If we were unable to find the icon via the meta-data, use a generic one 3139 if (toolbarIcon == null) { 3140 button.setImageResource(fallbackDrawableId); 3141 return null; 3142 } else { 3143 button.setImageDrawable(toolbarIcon); 3144 return toolbarIcon.getConstantState(); 3145 } 3146 } 3147 3148 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3149 TextView button = (TextView) findViewById(buttonId); 3150 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 3151 } 3152 3153 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3154 ImageView button = (ImageView) findViewById(buttonId); 3155 button.setImageDrawable(d.newDrawable(getResources())); 3156 } 3157 3158 private void updateGlobalSearchIcon() { 3159 if (LauncherApplication.isScreenLarge()) { 3160 final View searchButton = findViewById(R.id.search_button); 3161 final View searchDivider = findViewById(R.id.search_divider); 3162 3163 final SearchManager searchManager = 3164 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3165 ComponentName activityName = searchManager.getGlobalSearchActivity(); 3166 if (activityName != null) { 3167 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 3168 R.id.search_button, activityName, R.drawable.ic_generic_search); 3169 searchButton.setVisibility(View.VISIBLE); 3170 searchDivider.setVisibility(View.VISIBLE); 3171 } else { 3172 searchButton.setVisibility(View.GONE); 3173 searchDivider.setVisibility(View.GONE); 3174 } 3175 } 3176 } 3177 3178 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 3179 updateButtonWithDrawable(R.id.search_button, d); 3180 } 3181 3182 private void updateVoiceSearchIcon() { 3183 if (LauncherApplication.isScreenLarge()) { 3184 final View searchDivider = findViewById(R.id.search_divider); 3185 final View voiceButton = findViewById(R.id.voice_button); 3186 3187 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3188 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3189 if (activityName != null) { 3190 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 3191 R.id.voice_button, activityName, R.drawable.ic_voice_search); 3192 searchDivider.setVisibility(View.VISIBLE); 3193 voiceButton.setVisibility(View.VISIBLE); 3194 } else { 3195 searchDivider.setVisibility(View.GONE); 3196 voiceButton.setVisibility(View.GONE); 3197 } 3198 } 3199 } 3200 3201 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3202 updateButtonWithDrawable(R.id.voice_button, d); 3203 } 3204 3205 /** 3206 * Sets the app market icon (shown when all apps is visible on x-large screens) 3207 */ 3208 private void updateAppMarketIcon() { 3209 final View marketButton = findViewById(R.id.market_button); 3210 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3211 // Find the app market activity by resolving an intent. 3212 // (If multiple app markets are installed, it will return the ResolverActivity.) 3213 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3214 if (activityName != null) { 3215 mAppMarketIntent = intent; 3216 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 3217 R.id.market_button, activityName, R.drawable.app_market_generic); 3218 marketButton.setVisibility(View.VISIBLE); 3219 } else { 3220 // We should hide and disable the view so that we don't try and restore the visibility 3221 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3222 marketButton.setVisibility(View.GONE); 3223 marketButton.setEnabled(false); 3224 } 3225 } 3226 3227 private void updateAppMarketIcon(Drawable.ConstantState d) { 3228 updateTextButtonWithDrawable(R.id.market_button, d); 3229 } 3230 3231 /** 3232 * Displays the shortcut creation dialog and launches, if necessary, the 3233 * appropriate activity. 3234 */ 3235 private class CreateShortcut implements DialogInterface.OnClickListener, 3236 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 3237 DialogInterface.OnShowListener { 3238 3239 private AddAdapter mAdapter; 3240 3241 Dialog createDialog() { 3242 mAdapter = new AddAdapter(Launcher.this); 3243 3244 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 3245 builder.setTitle(getString(R.string.menu_item_add_item)); 3246 builder.setAdapter(mAdapter, this); 3247 3248 builder.setInverseBackgroundForced(true); 3249 3250 AlertDialog dialog = builder.create(); 3251 dialog.setOnCancelListener(this); 3252 dialog.setOnDismissListener(this); 3253 dialog.setOnShowListener(this); 3254 3255 return dialog; 3256 } 3257 3258 public void onCancel(DialogInterface dialog) { 3259 mWaitingForResult = false; 3260 cleanup(); 3261 } 3262 3263 public void onDismiss(DialogInterface dialog) { 3264 } 3265 3266 private void cleanup() { 3267 try { 3268 dismissDialog(DIALOG_CREATE_SHORTCUT); 3269 } catch (Exception e) { 3270 // An exception is thrown if the dialog is not visible, which is fine 3271 } 3272 } 3273 3274 /** 3275 * Handle the action clicked in the "Add to home" dialog. 3276 */ 3277 public void onClick(DialogInterface dialog, int which) { 3278 Resources res = getResources(); 3279 cleanup(); 3280 3281 switch (which) { 3282 case AddAdapter.ITEM_SHORTCUT: { 3283 pickShortcut(); 3284 break; 3285 } 3286 3287 case AddAdapter.ITEM_APPWIDGET: { 3288 int appWidgetId = Launcher.this.mAppWidgetHost.allocateAppWidgetId(); 3289 3290 Intent pickIntent = new Intent(AppWidgetManager.ACTION_APPWIDGET_PICK); 3291 pickIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 3292 // start the pick activity 3293 startActivityForResult(pickIntent, REQUEST_PICK_APPWIDGET); 3294 break; 3295 } 3296 3297 case AddAdapter.ITEM_WALLPAPER: { 3298 startWallpaper(); 3299 break; 3300 } 3301 } 3302 } 3303 3304 public void onShow(DialogInterface dialog) { 3305 mWaitingForResult = true; 3306 } 3307 } 3308 3309 /** 3310 * Receives notifications when applications are added/removed. 3311 */ 3312 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3313 @Override 3314 public void onReceive(Context context, Intent intent) { 3315 closeSystemDialogs(); 3316 String reason = intent.getStringExtra("reason"); 3317 if (!"homekey".equals(reason)) { 3318 boolean animate = true; 3319 if (mPaused || "lock".equals(reason)) { 3320 animate = false; 3321 } 3322 showWorkspace(animate); 3323 } 3324 } 3325 } 3326 3327 /** 3328 * Receives notifications whenever the appwidgets are reset. 3329 */ 3330 private class AppWidgetResetObserver extends ContentObserver { 3331 public AppWidgetResetObserver() { 3332 super(new Handler()); 3333 } 3334 3335 @Override 3336 public void onChange(boolean selfChange) { 3337 onAppWidgetReset(); 3338 } 3339 } 3340 3341 /** 3342 * If the activity is currently paused, signal that we need to re-run the loader 3343 * in onResume. 3344 * 3345 * This needs to be called from incoming places where resources might have been loaded 3346 * while we are paused. That is becaues the Configuration might be wrong 3347 * when we're not running, and if it comes back to what it was when we 3348 * were paused, we are not restarted. 3349 * 3350 * Implementation of the method from LauncherModel.Callbacks. 3351 * 3352 * @return true if we are currently paused. The caller might be able to 3353 * skip some work in that case since we will come back again. 3354 */ 3355 public boolean setLoadOnResume() { 3356 if (mPaused) { 3357 Log.i(TAG, "setLoadOnResume"); 3358 mOnResumeNeedsLoad = true; 3359 return true; 3360 } else { 3361 return false; 3362 } 3363 } 3364 3365 /** 3366 * Implementation of the method from LauncherModel.Callbacks. 3367 */ 3368 public int getCurrentWorkspaceScreen() { 3369 if (mWorkspace != null) { 3370 return mWorkspace.getCurrentPage(); 3371 } else { 3372 return SCREEN_COUNT / 2; 3373 } 3374 } 3375 3376 void setAllAppsPagedView(AllAppsPagedView view) { 3377 mAllAppsPagedView = view; 3378 } 3379 3380 /** 3381 * Refreshes the shortcuts shown on the workspace. 3382 * 3383 * Implementation of the method from LauncherModel.Callbacks. 3384 */ 3385 public void startBinding() { 3386 final Workspace workspace = mWorkspace; 3387 3388 mWorkspace.clearDropTargets(); 3389 int count = workspace.getChildCount(); 3390 for (int i = 0; i < count; i++) { 3391 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3392 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3393 layoutParent.removeAllViewsInLayout(); 3394 } 3395 3396 if (DEBUG_USER_INTERFACE) { 3397 android.widget.Button finishButton = new android.widget.Button(this); 3398 finishButton.setText("Finish"); 3399 workspace.addInScreen(finishButton, 1, 0, 0, 1, 1); 3400 3401 finishButton.setOnClickListener(new android.widget.Button.OnClickListener() { 3402 public void onClick(View v) { 3403 finish(); 3404 } 3405 }); 3406 } 3407 3408 // This wasn't being called before which resulted in a leak of AppWidgetHostViews (through 3409 // mDesktopItems -> AppWidgetInfo -> hostView). 3410 unbindDesktopItems(); 3411 } 3412 3413 /** 3414 * Bind the items start-end from the list. 3415 * 3416 * Implementation of the method from LauncherModel.Callbacks. 3417 */ 3418 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3419 3420 setLoadOnResume(); 3421 3422 final Workspace workspace = mWorkspace; 3423 3424 for (int i=start; i<end; i++) { 3425 final ItemInfo item = shortcuts.get(i); 3426 mDesktopItems.add(item); 3427 switch (item.itemType) { 3428 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3429 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3430 final View shortcut = createShortcut((ShortcutInfo)item); 3431 workspace.addInScreen(shortcut, item.screen, item.cellX, item.cellY, 1, 1, 3432 false); 3433 break; 3434 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3435 final FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3436 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3437 (FolderInfo) item, mIconCache); 3438 workspace.addInScreen(newFolder, item.screen, item.cellX, item.cellY, 1, 1, 3439 false); 3440 break; 3441 } 3442 } 3443 3444 workspace.requestLayout(); 3445 } 3446 3447 /** 3448 * Implementation of the method from LauncherModel.Callbacks. 3449 */ 3450 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3451 setLoadOnResume(); 3452 sFolders.clear(); 3453 sFolders.putAll(folders); 3454 } 3455 3456 /** 3457 * Add the views for a widget to the workspace. 3458 * 3459 * Implementation of the method from LauncherModel.Callbacks. 3460 */ 3461 public void bindAppWidget(LauncherAppWidgetInfo item) { 3462 setLoadOnResume(); 3463 3464 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3465 if (DEBUG_WIDGETS) { 3466 Log.d(TAG, "bindAppWidget: " + item); 3467 } 3468 final Workspace workspace = mWorkspace; 3469 3470 final int appWidgetId = item.appWidgetId; 3471 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3472 if (DEBUG_WIDGETS) { 3473 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3474 } 3475 3476 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3477 3478 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 3479 item.hostView.setTag(item); 3480 3481 workspace.addInScreen(item.hostView, item.screen, item.cellX, 3482 item.cellY, item.spanX, item.spanY, false); 3483 3484 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3485 3486 workspace.requestLayout(); 3487 3488 mDesktopItems.add(item); 3489 3490 if (DEBUG_WIDGETS) { 3491 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3492 + (SystemClock.uptimeMillis()-start) + "ms"); 3493 } 3494 } 3495 3496 /** 3497 * Callback saying that there aren't any more items to bind. 3498 * 3499 * Implementation of the method from LauncherModel.Callbacks. 3500 */ 3501 public void finishBindingItems() { 3502 setLoadOnResume(); 3503 3504 if (mSavedState != null) { 3505 if (!mWorkspace.hasFocus()) { 3506 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3507 } 3508 3509 final long[] folders = mSavedState.getLongArray(RUNTIME_STATE_FOLDERS); 3510 if (folders != null) { 3511 for (long folderId : folders) { 3512 final FolderInfo info = sFolders.get(folderId); 3513 final FolderIcon folderIcon = (FolderIcon) 3514 mWorkspace.getViewForTag(info); 3515 if (folderIcon != null) { 3516 openFolder(folderIcon); 3517 } 3518 } 3519 final Folder openFolder = mWorkspace.getOpenFolder(); 3520 if (openFolder != null) { 3521 openFolder.requestFocus(); 3522 } 3523 } 3524 3525 mSavedState = null; 3526 } 3527 3528 if (mSavedInstanceState != null) { 3529 super.onRestoreInstanceState(mSavedInstanceState); 3530 mSavedInstanceState = null; 3531 } 3532 3533 // Workaround a bug that occurs when rotating the device while the customization mode is 3534 // open, we trigger a new layout on all the CellLayout children. 3535 if (LauncherApplication.isScreenLarge() && (mState == State.CUSTOMIZE)) { 3536 final int childCount = mWorkspace.getChildCount(); 3537 for (int i = 0; i < childCount; ++i) { 3538 mWorkspace.getChildAt(i).requestLayout(); 3539 } 3540 } 3541 3542 mWorkspaceLoading = false; 3543 3544 // If we received the result of any pending adds while the loader was running (e.g. the 3545 // widget configuration forced an orientation change), process them now. 3546 for (int i = 0; i < sPendingAddList.size(); i++) { 3547 completeAdd(sPendingAddList.get(i)); 3548 } 3549 sPendingAddList.clear(); 3550 } 3551 3552 /** 3553 * Updates the icons on the launcher that are affected by changes to the package list 3554 * on the device. 3555 */ 3556 private void updateIconsAffectedByPackageManagerChanges() { 3557 updateAppMarketIcon(); 3558 updateGlobalSearchIcon(); 3559 updateVoiceSearchIcon(); 3560 } 3561 3562 /** 3563 * Add the icons for all apps. 3564 * 3565 * Implementation of the method from LauncherModel.Callbacks. 3566 */ 3567 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 3568 if (mAllAppsGrid != null) { 3569 mAllAppsGrid.setApps(apps); 3570 } 3571 if (mAppsCustomizeContent != null) { 3572 mAppsCustomizeContent.setApps(apps); 3573 } 3574 if (mCustomizePagedView != null) { 3575 mCustomizePagedView.setApps(apps); 3576 } 3577 updateIconsAffectedByPackageManagerChanges(); 3578 } 3579 3580 /** 3581 * A package was installed. 3582 * 3583 * Implementation of the method from LauncherModel.Callbacks. 3584 */ 3585 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3586 setLoadOnResume(); 3587 removeDialog(DIALOG_CREATE_SHORTCUT); 3588 if (mAllAppsGrid != null) { 3589 mAllAppsGrid.addApps(apps); 3590 } 3591 if (mAppsCustomizeContent != null) { 3592 mAppsCustomizeContent.addApps(apps); 3593 } 3594 if (mCustomizePagedView != null) { 3595 mCustomizePagedView.addApps(apps); 3596 } 3597 updateIconsAffectedByPackageManagerChanges(); 3598 } 3599 3600 /** 3601 * A package was updated. 3602 * 3603 * Implementation of the method from LauncherModel.Callbacks. 3604 */ 3605 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3606 setLoadOnResume(); 3607 removeDialog(DIALOG_CREATE_SHORTCUT); 3608 if (mWorkspace != null) { 3609 mWorkspace.updateShortcuts(apps); 3610 } 3611 if (mAllAppsGrid != null) { 3612 mAllAppsGrid.updateApps(apps); 3613 } 3614 if (mAppsCustomizeContent != null) { 3615 mAppsCustomizeContent.updateApps(apps); 3616 } 3617 if (mCustomizePagedView != null) { 3618 mCustomizePagedView.updateApps(apps); 3619 } 3620 updateIconsAffectedByPackageManagerChanges(); 3621 } 3622 3623 /** 3624 * A package was uninstalled. 3625 * 3626 * Implementation of the method from LauncherModel.Callbacks. 3627 */ 3628 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3629 removeDialog(DIALOG_CREATE_SHORTCUT); 3630 if (permanent) { 3631 mWorkspace.removeItems(apps); 3632 } 3633 if (mAllAppsGrid != null) { 3634 mAllAppsGrid.removeApps(apps); 3635 } 3636 if (mAppsCustomizeContent != null) { 3637 mAppsCustomizeContent.removeApps(apps); 3638 } 3639 if (mCustomizePagedView != null) { 3640 mCustomizePagedView.removeApps(apps); 3641 } 3642 updateIconsAffectedByPackageManagerChanges(); 3643 } 3644 3645 /** 3646 * A number of packages were updated. 3647 */ 3648 public void bindPackagesUpdated() { 3649 // update the customization drawer contents 3650 if (mCustomizePagedView != null) { 3651 mCustomizePagedView.update(); 3652 } 3653 if (mAppsCustomizeContent != null) { 3654 mAppsCustomizeContent.onPackagesUpdated(); 3655 } 3656 } 3657 3658 private int mapConfigurationOriActivityInfoOri(int configOri) { 3659 final Display d = getWindowManager().getDefaultDisplay(); 3660 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3661 switch (d.getRotation()) { 3662 case Surface.ROTATION_0: 3663 case Surface.ROTATION_180: 3664 // We are currently in the same basic orientation as the natural orientation 3665 naturalOri = configOri; 3666 break; 3667 case Surface.ROTATION_90: 3668 case Surface.ROTATION_270: 3669 // We are currently in the other basic orientation to the natural orientation 3670 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3671 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3672 break; 3673 } 3674 3675 int[] oriMap = { 3676 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3677 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3678 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3679 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3680 }; 3681 // Since the map starts at portrait, we need to offset if this device's natural orientation 3682 // is landscape. 3683 int indexOffset = 0; 3684 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3685 indexOffset = 1; 3686 } 3687 return oriMap[(d.getRotation() + indexOffset) % 4]; 3688 } 3689 public void lockScreenOrientation() { 3690 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3691 .getConfiguration().orientation)); 3692 } 3693 public void unlockScreenOrientation() { 3694 mHandler.postDelayed(new Runnable() { 3695 public void run() { 3696 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3697 } 3698 }, mRestoreScreenOrientationDelay); 3699 } 3700 3701 /** 3702 * Prints out out state for debugging. 3703 */ 3704 public void dumpState() { 3705 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3706 Log.d(TAG, "mSavedState=" + mSavedState); 3707 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3708 Log.d(TAG, "mRestoring=" + mRestoring); 3709 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3710 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3711 Log.d(TAG, "mDesktopItems.size=" + mDesktopItems.size()); 3712 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3713 mModel.dumpState(); 3714 if (mAllAppsGrid != null) { 3715 mAllAppsGrid.dumpState(); 3716 } 3717 if (mAppsCustomizeContent != null) { 3718 mAppsCustomizeContent.dumpState(); 3719 } 3720 Log.d(TAG, "END launcher2 dump state"); 3721 } 3722} 3723 3724interface LauncherTransitionable { 3725 void onLauncherTransitionStart(Animator animation); 3726 void onLauncherTransitionEnd(Animator animation); 3727} 3728