Launcher.java revision 3732cf8b49a5c386c91030df5b2a9811e6480acf
1 2/* 3 * Copyright (C) 2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package com.android.launcher2; 19 20import android.animation.Animator; 21import android.animation.AnimatorListenerAdapter; 22import android.animation.AnimatorSet; 23import android.animation.ObjectAnimator; 24import android.animation.PropertyValuesHolder; 25import android.animation.ValueAnimator; 26import android.animation.ValueAnimator.AnimatorUpdateListener; 27import android.app.Activity; 28import android.app.AlertDialog; 29import android.app.Dialog; 30import android.app.SearchManager; 31import android.app.StatusBarManager; 32import android.appwidget.AppWidgetManager; 33import android.appwidget.AppWidgetProviderInfo; 34import android.content.ActivityNotFoundException; 35import android.content.BroadcastReceiver; 36import android.content.ClipData; 37import android.content.ClipDescription; 38import android.content.ComponentName; 39import android.content.ContentResolver; 40import android.content.Context; 41import android.content.DialogInterface; 42import android.content.Intent; 43import android.content.IntentFilter; 44import android.content.Intent.ShortcutIconResource; 45import android.content.pm.ActivityInfo; 46import android.content.pm.PackageManager; 47import android.content.pm.ResolveInfo; 48import android.content.pm.PackageManager.NameNotFoundException; 49import android.content.res.Configuration; 50import android.content.res.Resources; 51import android.content.res.TypedArray; 52import android.database.ContentObserver; 53import android.graphics.Bitmap; 54import android.graphics.Canvas; 55import android.graphics.Rect; 56import android.graphics.drawable.ColorDrawable; 57import android.graphics.drawable.Drawable; 58import android.net.Uri; 59import android.os.AsyncTask; 60import android.os.Bundle; 61import android.os.Environment; 62import android.os.Handler; 63import android.os.Message; 64import android.os.SystemClock; 65import android.os.SystemProperties; 66import android.provider.Settings; 67import android.speech.RecognizerIntent; 68import android.text.Selection; 69import android.text.SpannableStringBuilder; 70import android.text.TextUtils; 71import android.text.method.TextKeyListener; 72import android.util.Log; 73import android.view.Display; 74import android.view.HapticFeedbackConstants; 75import android.view.KeyEvent; 76import android.view.LayoutInflater; 77import android.view.Menu; 78import android.view.MenuItem; 79import android.view.MotionEvent; 80import android.view.Surface; 81import android.view.View; 82import android.view.ViewGroup; 83import android.view.WindowManager; 84import android.view.View.OnClickListener; 85import android.view.View.OnLongClickListener; 86import android.view.accessibility.AccessibilityEvent; 87import android.view.animation.DecelerateInterpolator; 88import android.view.inputmethod.InputMethodManager; 89import android.widget.Advanceable; 90import android.widget.EditText; 91import android.widget.ImageView; 92import android.widget.LinearLayout; 93import android.widget.PopupWindow; 94import android.widget.TabHost; 95import android.widget.TextView; 96import android.widget.Toast; 97 98import com.android.common.Search; 99import com.android.launcher.R; 100import com.android.launcher2.Workspace.ShrinkState; 101 102import java.io.DataInputStream; 103import java.io.DataOutputStream; 104import java.io.FileNotFoundException; 105import java.io.IOException; 106import java.util.ArrayList; 107import java.util.HashMap; 108import java.util.List; 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 APPS_CUSTOMIZE_SPRING_LOADED }; 172 private State mState = State.WORKSPACE; 173 private AnimatorSet mStateAnimation; 174 175 static final int APPWIDGET_HOST_ID = 1024; 176 177 private static final Object sLock = new Object(); 178 private static int sScreen = DEFAULT_SCREEN; 179 180 private final BroadcastReceiver mCloseSystemDialogsReceiver 181 = new CloseSystemDialogsIntentReceiver(); 182 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 183 184 private LayoutInflater mInflater; 185 186 private DragController mDragController; 187 private Workspace mWorkspace; 188 189 private AppWidgetManager mAppWidgetManager; 190 private LauncherAppWidgetHost mAppWidgetHost; 191 192 private int mAddScreen = -1; 193 private int mAddIntersectCellX = -1; 194 private int mAddIntersectCellY = -1; 195 private int[] mAddDropPosition; 196 private int[] mTmpAddItemCellCoordinates = new int[2]; 197 198 private FolderInfo mFolderInfo; 199 200 private DeleteZone mDeleteZone; 201 private HandleView mHandleView; 202 private SearchDropTargetBar mSearchDeleteBar; 203 private AllAppsView mAllAppsGrid; 204 private AppsCustomizeTabHost mAppsCustomizeTabHost; 205 private AppsCustomizePagedView mAppsCustomizeContent; 206 private CustomizeTrayTabHost mHomeCustomizationDrawer; 207 private boolean mAutoAdvanceRunning = false; 208 209 private ViewGroup mButtonCluster; 210 private View mAllAppsButton; 211 private View mDivider; 212 private View mConfigureButton; 213 214 private AllAppsPagedView mAllAppsPagedView = null; 215 private CustomizePagedView mCustomizePagedView = null; 216 217 private Bundle mSavedState; 218 219 private SpannableStringBuilder mDefaultKeySsb = null; 220 221 private boolean mWorkspaceLoading = true; 222 223 private boolean mPaused = true; 224 private boolean mRestoring; 225 private boolean mWaitingForResult; 226 private boolean mOnResumeNeedsLoad; 227 228 private Bundle mSavedInstanceState; 229 230 private LauncherModel mModel; 231 private IconCache mIconCache; 232 private boolean mUserPresent = true; 233 private boolean mVisible = false; 234 private boolean mAttached = false; 235 236 private static LocaleConfiguration sLocaleConfiguration = null; 237 238 private ArrayList<ItemInfo> mDesktopItems = new ArrayList<ItemInfo>(); 239 240 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 241 242 // The "signpost" images along the bottom of the screen (only in some layouts) 243 private ImageView mPreviousView; 244 private ImageView mNextView; 245 246 // Hotseats (quick-launch icons next to AllApps) 247 private String[] mHotseatConfig = null; 248 private Intent[] mHotseats = null; 249 private Drawable[] mHotseatIcons = null; 250 private CharSequence[] mHotseatLabels = null; 251 252 private Intent mAppMarketIntent = null; 253 254 // Related to the auto-advancing of widgets 255 private final int ADVANCE_MSG = 1; 256 private final int mAdvanceInterval = 20000; 257 private final int mAdvanceStagger = 250; 258 private long mAutoAdvanceSentTime; 259 private long mAutoAdvanceTimeLeft = -1; 260 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 261 new HashMap<View, AppWidgetProviderInfo>(); 262 263 // Determines how long to wait after a rotation before restoring the screen orientation to 264 // match the sensor state. 265 private final int mRestoreScreenOrientationDelay = 500; 266 267 // External icons saved in case of resource changes, orientation, etc. 268 private static Drawable.ConstantState sGlobalSearchIcon; 269 private static Drawable.ConstantState sVoiceSearchIcon; 270 private static Drawable.ConstantState sAppMarketIcon; 271 272 private DragLayer mDragLayer; 273 274 private BubbleTextView mWaitingForResume; 275 276 private static ArrayList<PendingAddArguments> sPendingAddList 277 = new ArrayList<PendingAddArguments>(); 278 279 private static class PendingAddArguments { 280 int requestCode; 281 Intent intent; 282 int screen; 283 int cellX; 284 int cellY; 285 } 286 287 @Override 288 protected void onCreate(Bundle savedInstanceState) { 289 super.onCreate(savedInstanceState); 290 291 if (LauncherApplication.isInPlaceRotationEnabled()) { 292 // hide the status bar (temporary until we get the status bar design figured out) 293 getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); 294 this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR); 295 } 296 297 LauncherApplication app = ((LauncherApplication)getApplication()); 298 mModel = app.setLauncher(this); 299 mIconCache = app.getIconCache(); 300 mDragController = new DragController(this); 301 mInflater = getLayoutInflater(); 302 303 mAppWidgetManager = AppWidgetManager.getInstance(this); 304 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 305 mAppWidgetHost.startListening(); 306 307 if (PROFILE_STARTUP) { 308 android.os.Debug.startMethodTracing( 309 Environment.getExternalStorageDirectory() + "/launcher"); 310 } 311 312 loadHotseats(); 313 checkForLocaleChange(); 314 setContentView(R.layout.launcher); 315 mHomeCustomizationDrawer = (CustomizeTrayTabHost) findViewById(R.id.customization_drawer); 316 if (mHomeCustomizationDrawer != null) { 317 // share the same customization workspace across all the tabs 318 mCustomizePagedView = (CustomizePagedView) findViewById( 319 R.id.customization_drawer_tab_contents); 320 } 321 setupViews(); 322 323 registerContentObservers(); 324 325 lockAllApps(); 326 327 mSavedState = savedInstanceState; 328 restoreState(mSavedState); 329 330 // Update customization drawer _after_ restoring the states 331 if (mCustomizePagedView != null) { 332 mCustomizePagedView.update(); 333 } 334 if (mAppsCustomizeContent != null) { 335 mAppsCustomizeContent.onPackagesUpdated(); 336 } 337 338 if (PROFILE_STARTUP) { 339 android.os.Debug.stopMethodTracing(); 340 } 341 342 if (!mRestoring) { 343 mModel.startLoader(this, true); 344 } 345 346 // For handling default keys 347 mDefaultKeySsb = new SpannableStringBuilder(); 348 Selection.setSelection(mDefaultKeySsb, 0); 349 350 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 351 registerReceiver(mCloseSystemDialogsReceiver, filter); 352 353 // If we have a saved version of these external icons, we load them up immediately 354 if (LauncherApplication.isScreenLarge()) { 355 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 356 updateIconsAffectedByPackageManagerChanges(); 357 } 358 if (sGlobalSearchIcon != null) { 359 updateGlobalSearchIcon(sGlobalSearchIcon); 360 } 361 if (sVoiceSearchIcon != null) { 362 updateVoiceSearchIcon(sVoiceSearchIcon); 363 } 364 if (sAppMarketIcon != null) { 365 updateAppMarketIcon(sAppMarketIcon); 366 } 367 } 368 } 369 370 private void checkForLocaleChange() { 371 if (sLocaleConfiguration == null) { 372 new AsyncTask<Void, Void, LocaleConfiguration>() { 373 @Override 374 protected LocaleConfiguration doInBackground(Void... unused) { 375 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 376 readConfiguration(Launcher.this, localeConfiguration); 377 return localeConfiguration; 378 } 379 380 @Override 381 protected void onPostExecute(LocaleConfiguration result) { 382 sLocaleConfiguration = result; 383 checkForLocaleChange(); // recursive, but now with a locale configuration 384 } 385 }.execute(); 386 return; 387 } 388 389 final Configuration configuration = getResources().getConfiguration(); 390 391 final String previousLocale = sLocaleConfiguration.locale; 392 final String locale = configuration.locale.toString(); 393 394 final int previousMcc = sLocaleConfiguration.mcc; 395 final int mcc = configuration.mcc; 396 397 final int previousMnc = sLocaleConfiguration.mnc; 398 final int mnc = configuration.mnc; 399 400 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 401 402 if (localeChanged) { 403 sLocaleConfiguration.locale = locale; 404 sLocaleConfiguration.mcc = mcc; 405 sLocaleConfiguration.mnc = mnc; 406 407 mIconCache.flush(); 408 loadHotseats(); 409 410 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 411 new Thread("WriteLocaleConfiguration") { 412 @Override 413 public void run() { 414 writeConfiguration(Launcher.this, localeConfiguration); 415 } 416 }.start(); 417 } 418 } 419 420 private static class LocaleConfiguration { 421 public String locale; 422 public int mcc = -1; 423 public int mnc = -1; 424 } 425 426 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 427 DataInputStream in = null; 428 try { 429 in = new DataInputStream(context.openFileInput(PREFERENCES)); 430 configuration.locale = in.readUTF(); 431 configuration.mcc = in.readInt(); 432 configuration.mnc = in.readInt(); 433 } catch (FileNotFoundException e) { 434 // Ignore 435 } catch (IOException e) { 436 // Ignore 437 } finally { 438 if (in != null) { 439 try { 440 in.close(); 441 } catch (IOException e) { 442 // Ignore 443 } 444 } 445 } 446 } 447 448 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 449 DataOutputStream out = null; 450 try { 451 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 452 out.writeUTF(configuration.locale); 453 out.writeInt(configuration.mcc); 454 out.writeInt(configuration.mnc); 455 out.flush(); 456 } catch (FileNotFoundException e) { 457 // Ignore 458 } catch (IOException e) { 459 //noinspection ResultOfMethodCallIgnored 460 context.getFileStreamPath(PREFERENCES).delete(); 461 } finally { 462 if (out != null) { 463 try { 464 out.close(); 465 } catch (IOException e) { 466 // Ignore 467 } 468 } 469 } 470 } 471 472 static int getScreen() { 473 synchronized (sLock) { 474 return sScreen; 475 } 476 } 477 478 static void setScreen(int screen) { 479 synchronized (sLock) { 480 sScreen = screen; 481 } 482 } 483 484 // Note: This doesn't do all the client-id magic that BrowserProvider does 485 // in Browser. (http://b/2425179) 486 private Uri getDefaultBrowserUri() { 487 String url = getString(R.string.default_browser_url); 488 if (url.indexOf("{CID}") != -1) { 489 url = url.replace("{CID}", "android-google"); 490 } 491 return Uri.parse(url); 492 } 493 494 // Load the Intent templates from arrays.xml to populate the hotseats. For 495 // each Intent, if it resolves to a single app, use that as the launch 496 // intent & use that app's label as the contentDescription. Otherwise, 497 // retain the ResolveActivity so the user can pick an app. 498 private void loadHotseats() { 499 if (mHotseatConfig == null) { 500 mHotseatConfig = getResources().getStringArray(R.array.hotseats); 501 if (mHotseatConfig.length > 0) { 502 mHotseats = new Intent[mHotseatConfig.length]; 503 mHotseatLabels = new CharSequence[mHotseatConfig.length]; 504 mHotseatIcons = new Drawable[mHotseatConfig.length]; 505 } else { 506 mHotseats = null; 507 mHotseatIcons = null; 508 mHotseatLabels = null; 509 } 510 511 TypedArray hotseatIconDrawables = getResources().obtainTypedArray(R.array.hotseat_icons); 512 for (int i=0; i<mHotseatConfig.length; i++) { 513 // load icon for this slot; currently unrelated to the actual activity 514 try { 515 mHotseatIcons[i] = hotseatIconDrawables.getDrawable(i); 516 } catch (ArrayIndexOutOfBoundsException ex) { 517 Log.w(TAG, "Missing hotseat_icons array item #" + i); 518 mHotseatIcons[i] = null; 519 } 520 } 521 hotseatIconDrawables.recycle(); 522 } 523 524 PackageManager pm = getPackageManager(); 525 for (int i=0; i<mHotseatConfig.length; i++) { 526 Intent intent = null; 527 if (mHotseatConfig[i].equals("*BROWSER*")) { 528 // magic value meaning "launch user's default web browser" 529 // replace it with a generic web request so we can see if there is indeed a default 530 String defaultUri = getString(R.string.default_browser_url); 531 intent = new Intent( 532 Intent.ACTION_VIEW, 533 ((defaultUri != null) 534 ? Uri.parse(defaultUri) 535 : getDefaultBrowserUri()) 536 ).addCategory(Intent.CATEGORY_BROWSABLE); 537 // note: if the user launches this without a default set, she 538 // will always be taken to the default URL above; this is 539 // unavoidable as we must specify a valid URL in order for the 540 // chooser to appear, and once the user selects something, that 541 // URL is unavoidably sent to the chosen app. 542 } else { 543 try { 544 intent = Intent.parseUri(mHotseatConfig[i], 0); 545 } catch (java.net.URISyntaxException ex) { 546 Log.w(TAG, "Invalid hotseat intent: " + mHotseatConfig[i]); 547 // bogus; leave intent=null 548 } 549 } 550 551 if (intent == null) { 552 mHotseats[i] = null; 553 mHotseatLabels[i] = getText(R.string.activity_not_found); 554 continue; 555 } 556 557 if (LOGD) { 558 Log.d(TAG, "loadHotseats: hotseat " + i 559 + " initial intent=[" 560 + intent.toUri(Intent.URI_INTENT_SCHEME) 561 + "]"); 562 } 563 564 ResolveInfo bestMatch = pm.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY); 565 List<ResolveInfo> allMatches = pm.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY); 566 if (LOGD) { 567 Log.d(TAG, "Best match for intent: " + bestMatch); 568 Log.d(TAG, "All matches: "); 569 for (ResolveInfo ri : allMatches) { 570 Log.d(TAG, " --> " + ri); 571 } 572 } 573 // did this resolve to a single app, or the resolver? 574 if (allMatches.size() == 0 || bestMatch == null) { 575 // can't find any activity to handle this. let's leave the 576 // intent as-is and let Launcher show a toast when it fails 577 // to launch. 578 mHotseats[i] = intent; 579 580 // set accessibility text to "Not installed" 581 mHotseatLabels[i] = getText(R.string.activity_not_found); 582 } else { 583 boolean found = false; 584 for (ResolveInfo ri : allMatches) { 585 if (bestMatch.activityInfo.name.equals(ri.activityInfo.name) 586 && bestMatch.activityInfo.applicationInfo.packageName 587 .equals(ri.activityInfo.applicationInfo.packageName)) { 588 found = true; 589 break; 590 } 591 } 592 593 if (!found) { 594 if (LOGD) Log.d(TAG, "Multiple options, no default yet"); 595 // the bestMatch is probably the ResolveActivity, meaning the 596 // user has not yet selected a default 597 // so: we'll keep the original intent for now 598 mHotseats[i] = intent; 599 600 // set the accessibility text to "Select shortcut" 601 mHotseatLabels[i] = getText(R.string.title_select_shortcut); 602 } else { 603 // we have an app! 604 // now reconstruct the intent to launch it through the front 605 // door 606 ComponentName com = new ComponentName( 607 bestMatch.activityInfo.applicationInfo.packageName, 608 bestMatch.activityInfo.name); 609 mHotseats[i] = new Intent(Intent.ACTION_MAIN).setComponent(com); 610 611 // load the app label for accessibility 612 mHotseatLabels[i] = bestMatch.activityInfo.loadLabel(pm); 613 } 614 } 615 616 if (LOGD) { 617 Log.d(TAG, "loadHotseats: hotseat " + i 618 + " final intent=[" 619 + ((mHotseats[i] == null) 620 ? "null" 621 : mHotseats[i].toUri(Intent.URI_INTENT_SCHEME)) 622 + "] label=[" + mHotseatLabels[i] 623 + "]" 624 ); 625 } 626 } 627 } 628 629 private void completeAdd(PendingAddArguments args) { 630 switch (args.requestCode) { 631 case REQUEST_PICK_APPLICATION: 632 completeAddApplication(args.intent, args.screen, args.cellX, args.cellY); 633 break; 634 case REQUEST_PICK_SHORTCUT: 635 processShortcut(args.intent); 636 break; 637 case REQUEST_CREATE_SHORTCUT: 638 completeAddShortcut(args.intent, args.screen, args.cellX, args.cellY); 639 break; 640 case REQUEST_PICK_APPWIDGET: 641 addAppWidgetFromPick(args.intent); 642 break; 643 case REQUEST_CREATE_APPWIDGET: 644 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 645 completeAddAppWidget(appWidgetId, args.screen); 646 break; 647 case REQUEST_PICK_WALLPAPER: 648 // We just wanted the activity result here so we can clear mWaitingForResult 649 break; 650 } 651 } 652 653 @Override 654 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 655 mWaitingForResult = false; 656 657 // The pattern used here is that a user PICKs a specific application, 658 // which, depending on the target, might need to CREATE the actual target. 659 660 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 661 // launch over to the Music app to actually CREATE_SHORTCUT. 662 663 if (resultCode == RESULT_OK && mAddScreen != -1) { 664 final PendingAddArguments args = new PendingAddArguments(); 665 args.requestCode = requestCode; 666 args.intent = data; 667 args.screen = mAddScreen; 668 args.cellX = mAddIntersectCellX; 669 args.cellY = mAddIntersectCellY; 670 671 // If the loader is still running, defer the add until it is done. 672 if (isWorkspaceLocked()) { 673 sPendingAddList.add(args); 674 } else { 675 completeAdd(args); 676 } 677 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 678 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED && 679 data != null) { 680 // Clean up the appWidgetId if we canceled 681 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 682 if (appWidgetId != -1) { 683 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 684 } 685 } 686 } 687 688 @Override 689 protected void onResume() { 690 super.onResume(); 691 mPaused = false; 692 if (mRestoring || mOnResumeNeedsLoad) { 693 mWorkspaceLoading = true; 694 mModel.startLoader(this, true); 695 mRestoring = false; 696 mOnResumeNeedsLoad = false; 697 } 698 if (mWaitingForResume != null) { 699 mWaitingForResume.setStayPressed(false); 700 } 701 // When we resume Launcher, a different Activity might be responsible for the app 702 // market intent, so refresh the icon 703 updateAppMarketIcon(); 704 } 705 706 @Override 707 protected void onPause() { 708 super.onPause(); 709 // Some launcher layouts don't have a previous and next view 710 if (mPreviousView != null) { 711 dismissPreview(mPreviousView); 712 } 713 if (mNextView != null) { 714 dismissPreview(mNextView); 715 } 716 mPaused = true; 717 mDragController.cancelDrag(); 718 } 719 720 @Override 721 public Object onRetainNonConfigurationInstance() { 722 // Flag the loader to stop early before switching 723 mModel.stopLoader(); 724 if (mAllAppsGrid != null) { 725 mAllAppsGrid.surrender(); 726 } 727 if (mAppsCustomizeContent != null) { 728 mAppsCustomizeContent.surrender(); 729 } 730 return Boolean.TRUE; 731 } 732 733 // We can't hide the IME if it was forced open. So don't bother 734 /* 735 @Override 736 public void onWindowFocusChanged(boolean hasFocus) { 737 super.onWindowFocusChanged(hasFocus); 738 739 if (hasFocus) { 740 final InputMethodManager inputManager = (InputMethodManager) 741 getSystemService(Context.INPUT_METHOD_SERVICE); 742 WindowManager.LayoutParams lp = getWindow().getAttributes(); 743 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 744 android.os.Handler()) { 745 protected void onReceiveResult(int resultCode, Bundle resultData) { 746 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 747 } 748 }); 749 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 750 } 751 } 752 */ 753 754 private boolean acceptFilter() { 755 final InputMethodManager inputManager = (InputMethodManager) 756 getSystemService(Context.INPUT_METHOD_SERVICE); 757 return !inputManager.isFullscreenMode(); 758 } 759 760 @Override 761 public boolean onKeyDown(int keyCode, KeyEvent event) { 762 final int uniChar = event.getUnicodeChar(); 763 final boolean handled = super.onKeyDown(keyCode, event); 764 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 765 if (!handled && acceptFilter() && isKeyNotWhitespace) { 766 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 767 keyCode, event); 768 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 769 // something usable has been typed - start a search 770 // the typed text will be retrieved and cleared by 771 // showSearchDialog() 772 // If there are multiple keystrokes before the search dialog takes focus, 773 // onSearchRequested() will be called for every keystroke, 774 // but it is idempotent, so it's fine. 775 return onSearchRequested(); 776 } 777 } 778 779 // Eat the long press event so the keyboard doesn't come up. 780 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 781 return true; 782 } 783 784 return handled; 785 } 786 787 private String getTypedText() { 788 return mDefaultKeySsb.toString(); 789 } 790 791 private void clearTypedText() { 792 mDefaultKeySsb.clear(); 793 mDefaultKeySsb.clearSpans(); 794 Selection.setSelection(mDefaultKeySsb, 0); 795 } 796 797 /** 798 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 799 * State 800 */ 801 private static State intToState(int stateOrdinal) { 802 State state = State.WORKSPACE; 803 final State[] stateValues = State.values(); 804 for (int i = 0; i < stateValues.length; i++) { 805 if (stateValues[i].ordinal() == stateOrdinal) { 806 state = stateValues[i]; 807 break; 808 } 809 } 810 return state; 811 } 812 813 /** 814 * Restores the previous state, if it exists. 815 * 816 * @param savedState The previous state. 817 */ 818 private void restoreState(Bundle savedState) { 819 if (savedState == null) { 820 return; 821 } 822 823 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 824 825 if (state == State.ALL_APPS || state == State.APPS_CUSTOMIZE) { 826 showAllApps(false); 827 } else if (state == State.CUSTOMIZE) { 828 showCustomizationDrawer(false); 829 } 830 831 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 832 if (currentScreen > -1) { 833 mWorkspace.setCurrentPage(currentScreen); 834 } 835 836 final int addScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 837 838 if (addScreen > -1) { 839 mAddScreen = addScreen; 840 mAddIntersectCellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 841 mAddIntersectCellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 842 mRestoring = true; 843 } 844 845 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 846 if (renameFolder) { 847 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 848 mFolderInfo = mModel.getFolderById(this, sFolders, id); 849 mRestoring = true; 850 } 851 852 // Restore the current AllApps drawer tab 853 if (mAllAppsGrid != null && mAllAppsGrid instanceof AllAppsTabbed) { 854 String curTab = savedState.getString("allapps_currentTab"); 855 if (curTab != null) { 856 AllAppsTabbed tabhost = (AllAppsTabbed) mAllAppsGrid; 857 tabhost.setCurrentTabByTag(curTab); 858 } 859 int curPage = savedState.getInt("allapps_currentPage", -1); 860 if (curPage > -1) { 861 mAllAppsPagedView.setRestorePage(curPage); 862 } 863 } 864 865 // Restore the current customization drawer tab 866 if (mHomeCustomizationDrawer != null) { 867 String curTab = savedState.getString("customize_currentTab"); 868 if (curTab != null) { 869 // We set this directly so that there is no delay before the tab is set 870 mCustomizePagedView.setCustomizationFilter( 871 mHomeCustomizationDrawer.getCustomizeFilterForTabTag(curTab)); 872 mHomeCustomizationDrawer.setCurrentTabByTag(curTab); 873 } 874 875 // Note: currently we do not restore the page for the customization tray because unlike 876 // AllApps, the page content can change drastically 877 } 878 879 // Restore the AppsCustomize tab 880 if (mAppsCustomizeTabHost != null) { 881 String curTab = savedState.getString("apps_customize_currentTab"); 882 if (curTab != null) { 883 // We set this directly so that there is no delay before the tab is set 884 mAppsCustomizeContent.setContentType( 885 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 886 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 887 } 888 889 // Note: currently we do not restore the page for the AppsCustomize pane because the 890 // change in layout can drastically affect the saved page index 891 } 892 } 893 894 /** 895 * Finds all the views we need and configure them properly. 896 */ 897 private void setupViews() { 898 final DragController dragController = mDragController; 899 900 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 901 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 902 903 // Setup the drag layer 904 mDragLayer.setup(this, dragController); 905 906 // Setup the workspace 907 mWorkspace.setHapticFeedbackEnabled(false); 908 mWorkspace.setOnLongClickListener(this); 909 mWorkspace.setup(this, dragController); 910 mWorkspace.setWallpaperDimension(); 911 912 // Setup the different configurations 913 DeleteZone allAppsDeleteZone = null; 914 ApplicationInfoDropTarget allAppsInfoTarget = null; 915 if (LauncherApplication.isScreenLarge()) { 916 // Setup AllApps 917 mAllAppsGrid = (AllAppsView) mDragLayer.findViewById(R.id.all_apps_view); 918 mAllAppsGrid.setup(this, dragController); 919 // We don't want a hole punched in our window. 920 ((View) mAllAppsGrid).setWillNotDraw(false); 921 922 // Setup Customize 923 mCustomizePagedView.setLauncher(this); 924 mCustomizePagedView.setDragController(dragController); 925 mCustomizePagedView.setAllAppsPagedView(mAllAppsPagedView); 926 927 // Setup DeleteZone 928 mDeleteZone = (DeleteZone) mDragLayer.findViewById(R.id.delete_zone); 929 mDeleteZone.setLauncher(this); 930 mDeleteZone.setDragController(dragController); 931 932 // Setup the top-right Apps/Customize buttons 933 mAllAppsButton = findViewById(R.id.all_apps_button); 934 mDivider = findViewById(R.id.all_apps_divider); 935 mConfigureButton = findViewById(R.id.configure_button); 936 mDeleteZone.setOverlappingViews(new View[] { mAllAppsButton, mDivider, 937 mConfigureButton }); 938 939 // Setup the AllApps Delete toolbar button 940 allAppsDeleteZone = (DeleteZone) findViewById(R.id.all_apps_delete_zone); 941 allAppsDeleteZone.setLauncher(this); 942 allAppsDeleteZone.setDragController(dragController); 943 allAppsDeleteZone.setDragAndDropEnabled(false); 944 945 // Setup the AllApps Info toolbar button 946 allAppsInfoTarget = (ApplicationInfoDropTarget) findViewById(R.id.all_apps_info_target); 947 allAppsInfoTarget.setLauncher(this); 948 allAppsInfoTarget.setDragAndDropEnabled(false); 949 950 // Setup the AllApps Market toolbar button 951 View marketButton = findViewById(R.id.market_button); 952 allAppsInfoTarget.setOverlappingView(marketButton); 953 } else { 954 // Get the search/delete bar 955 mSearchDeleteBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 956 957 // Setup AppsCustomize 958 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 959 findViewById(R.id.apps_customize_pane); 960 mAppsCustomizeContent = (AppsCustomizePagedView) 961 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 962 mAppsCustomizeContent.setup(this, dragController); 963 964 // Setup AppsCustomize button 965 mHandleView = (HandleView) mDragLayer.findViewById(R.id.all_apps_button); 966 mHandleView.setLauncher(this); 967 mHandleView.setOnLongClickListener(this); 968 mHandleView.setOnClickListener(new OnClickListener() { 969 public void onClick(View v) { 970 onClickAllAppsButton(v); 971 } 972 }); 973 974 // Setup Hotseat 975 ImageView hotseatLeft = (ImageView) findViewById(R.id.hotseat_left); 976 hotseatLeft.setContentDescription(mHotseatLabels[0]); 977 hotseatLeft.setImageDrawable(mHotseatIcons[0]); 978 ImageView hotseatRight = (ImageView) findViewById(R.id.hotseat_right); 979 hotseatRight.setContentDescription(mHotseatLabels[1]); 980 hotseatRight.setImageDrawable(mHotseatIcons[1]); 981 982 View.OnKeyListener listener = new IndicatorKeyEventListener(); 983 mPreviousView = (ImageView) mDragLayer.findViewById(R.id.previous_screen); 984 mPreviousView.setOnKeyListener(listener); 985 mNextView = (ImageView) mDragLayer.findViewById(R.id.next_screen); 986 mNextView.setOnKeyListener(listener); 987 988 Drawable previous = mPreviousView.getDrawable(); 989 Drawable next = mNextView.getDrawable(); 990 mWorkspace.setIndicators(previous, next); 991 992 mPreviousView.setHapticFeedbackEnabled(false); 993 mPreviousView.setOnLongClickListener(this); 994 mNextView.setHapticFeedbackEnabled(false); 995 mNextView.setOnLongClickListener(this); 996 } 997 998 // Setup keylistener for button cluster 999 mButtonCluster = (ViewGroup) findViewById(R.id.all_apps_button_cluster); 1000 View.OnKeyListener listener = null; 1001 if (LauncherApplication.isScreenLarge()) { 1002 // For tablets, AllApps lives in the button bar at the top 1003 listener = new ButtonBarKeyEventListener(); 1004 } else { 1005 // For phones, AppsCustomize lives in the "dock" at the bottom 1006 listener = new DockKeyEventListener(); 1007 } 1008 int buttonCount = mButtonCluster.getChildCount(); 1009 for (int i = 0; i < buttonCount; ++i) { 1010 mButtonCluster.getChildAt(i).setOnKeyListener(listener); 1011 } 1012 1013 // Setup the drag controller (the drop targets have to be added in reverse order) 1014 dragController.setDragScoller(mWorkspace); 1015 dragController.setScrollView(mDragLayer); 1016 dragController.setMoveTarget(mWorkspace); 1017 dragController.addDropTarget(mWorkspace); 1018 if (mDeleteZone != null) { 1019 dragController.addDragListener(mDeleteZone); 1020 dragController.addDropTarget(mDeleteZone); 1021 } 1022 if (mSearchDeleteBar != null) { 1023 mSearchDeleteBar.setup(this, dragController); 1024 } 1025 if (allAppsDeleteZone != null) { 1026 dragController.addDragListener(allAppsDeleteZone); 1027 dragController.addDropTarget(allAppsDeleteZone); 1028 } 1029 if (allAppsInfoTarget != null) { 1030 dragController.addDragListener(allAppsInfoTarget); 1031 dragController.addDropTarget(allAppsInfoTarget); 1032 } 1033 } 1034 1035 @SuppressWarnings({"UnusedDeclaration"}) 1036 public void previousScreen(View v) { 1037 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 1038 mWorkspace.scrollLeft(); 1039 } 1040 } 1041 1042 @SuppressWarnings({"UnusedDeclaration"}) 1043 public void nextScreen(View v) { 1044 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 1045 mWorkspace.scrollRight(); 1046 } 1047 } 1048 1049 @SuppressWarnings({"UnusedDeclaration"}) 1050 public void launchHotSeat(View v) { 1051 if (mState == State.ALL_APPS) return; 1052 1053 int index = -1; 1054 if (v.getId() == R.id.hotseat_left) { 1055 index = 0; 1056 } else if (v.getId() == R.id.hotseat_right) { 1057 index = 1; 1058 } 1059 1060 // reload these every tap; you never know when they might change 1061 loadHotseats(); 1062 if (index >= 0 && index < mHotseats.length && mHotseats[index] != null) { 1063 startActivitySafely( 1064 mHotseats[index], 1065 "hotseat" 1066 ); 1067 } 1068 } 1069 1070 /** 1071 * Creates a view representing a shortcut. 1072 * 1073 * @param info The data structure describing the shortcut. 1074 * 1075 * @return A View inflated from R.layout.application. 1076 */ 1077 View createShortcut(ShortcutInfo info) { 1078 return createShortcut(R.layout.application, 1079 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 1080 } 1081 1082 /** 1083 * Creates a view representing a shortcut inflated from the specified resource. 1084 * 1085 * @param layoutResId The id of the XML layout used to create the shortcut. 1086 * @param parent The group the shortcut belongs to. 1087 * @param info The data structure describing the shortcut. 1088 * 1089 * @return A View inflated from layoutResId. 1090 */ 1091 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 1092 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 1093 favorite.applyFromShortcutInfo(info, mIconCache); 1094 favorite.setOnClickListener(this); 1095 return favorite; 1096 } 1097 1098 /** 1099 * Add an application shortcut to the workspace. 1100 * 1101 * @param data The intent describing the application. 1102 * @param cellInfo The position on screen where to create the shortcut. 1103 */ 1104 void completeAddApplication(Intent data, int screen, 1105 int intersectCellX, int intersectCellY) { 1106 final int[] cellXY = mTmpAddItemCellCoordinates; 1107 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1108 1109 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1110 showOutOfSpaceMessage(); 1111 return; 1112 } 1113 1114 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 1115 1116 if (info != null) { 1117 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 1118 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1119 info.container = ItemInfo.NO_ID; 1120 mWorkspace.addApplicationShortcut(info, screen, cellXY[0], cellXY[1], 1121 isWorkspaceLocked(), mAddIntersectCellX, mAddIntersectCellY); 1122 } else { 1123 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1124 } 1125 } 1126 1127 /** 1128 * Add a shortcut to the workspace. 1129 * 1130 * @param data The intent describing the shortcut. 1131 * @param cellInfo The position on screen where to create the shortcut. 1132 */ 1133 private void completeAddShortcut(Intent data, int screen, 1134 int intersectCellX, int intersectCellY) { 1135 final int[] cellXY = mTmpAddItemCellCoordinates; 1136 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1137 1138 int[] touchXY = mAddDropPosition; 1139 boolean foundCellSpan = false; 1140 if (touchXY != null) { 1141 // when dragging and dropping, just find the closest free spot 1142 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1143 int[] result = screenLayout.findNearestVacantArea( 1144 touchXY[0], touchXY[1], 1, 1, cellXY); 1145 foundCellSpan = (result != null); 1146 } else { 1147 foundCellSpan = layout.findCellForSpanThatIntersects( 1148 cellXY, 1, 1, intersectCellX, intersectCellY); 1149 } 1150 1151 if (!foundCellSpan) { 1152 showOutOfSpaceMessage(); 1153 return; 1154 } 1155 1156 final ShortcutInfo info = mModel.addShortcut( 1157 this, data, screen, cellXY[0], cellXY[1], false); 1158 1159 if (!mRestoring) { 1160 final View view = createShortcut(info); 1161 mWorkspace.addInScreen(view, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1162 } 1163 } 1164 1165 /** 1166 * Add a widget to the workspace. 1167 * 1168 * @param appWidgetId The app widget id 1169 * @param cellInfo The position on screen where to create the widget. 1170 */ 1171 private void completeAddAppWidget(final int appWidgetId, int screen) { 1172 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1173 1174 // Calculate the grid spans needed to fit this widget 1175 CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1176 int[] spanXY = layout.rectToCell(appWidgetInfo.minWidth, appWidgetInfo.minHeight, null); 1177 1178 // Try finding open space on Launcher screen 1179 // We have saved the position to which the widget was dragged-- this really only matters 1180 // if we are placing widgets on a "spring-loaded" screen 1181 final int[] cellXY = mTmpAddItemCellCoordinates; 1182 1183 int[] touchXY = mAddDropPosition; 1184 boolean foundCellSpan = false; 1185 if (touchXY != null) { 1186 // when dragging and dropping, just find the closest free spot 1187 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1188 int[] result = screenLayout.findNearestVacantArea( 1189 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 1190 foundCellSpan = (result != null); 1191 } else { 1192 // if we long pressed on an empty cell to bring up a menu, 1193 // make sure we intersect the empty cell 1194 // if mAddIntersectCellX/Y are -1 (e.g. we used menu -> add) then 1195 // findCellForSpanThatIntersects will just ignore them 1196 foundCellSpan = layout.findCellForSpanThatIntersects(cellXY, spanXY[0], spanXY[1], 1197 mAddIntersectCellX, mAddIntersectCellY); 1198 } 1199 1200 if (!foundCellSpan) { 1201 if (appWidgetId != -1) { 1202 // Deleting an app widget ID is a void call but writes to disk before returning 1203 // to the caller... 1204 final LauncherAppWidgetHost appWidgetHost = mAppWidgetHost; 1205 new Thread("deleteAppWidgetId") { 1206 public void run() { 1207 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1208 } 1209 }.start(); 1210 } 1211 showOutOfSpaceMessage(); 1212 return; 1213 } 1214 1215 // Build Launcher-specific widget info and save to database 1216 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 1217 launcherInfo.spanX = spanXY[0]; 1218 launcherInfo.spanY = spanXY[1]; 1219 1220 LauncherModel.addItemToDatabase(this, launcherInfo, 1221 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1222 screen, cellXY[0], cellXY[1], false); 1223 1224 if (!mRestoring) { 1225 mDesktopItems.add(launcherInfo); 1226 1227 // Perform actual inflation because we're live 1228 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1229 1230 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1231 launcherInfo.hostView.setTag(launcherInfo); 1232 1233 mWorkspace.addInScreen(launcherInfo.hostView, screen, cellXY[0], cellXY[1], 1234 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1235 1236 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1237 } 1238 } 1239 1240 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1241 @Override 1242 public void onReceive(Context context, Intent intent) { 1243 final String action = intent.getAction(); 1244 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1245 mUserPresent = false; 1246 updateRunning(); 1247 1248 // Reset AllApps to it's initial state 1249 if (mAllAppsGrid != null) { 1250 mAllAppsGrid.reset(); 1251 } 1252 if (mAppsCustomizeContent != null) { 1253 mAppsCustomizeContent.reset(); 1254 } 1255 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1256 mUserPresent = true; 1257 updateRunning(); 1258 } 1259 } 1260 }; 1261 1262 @Override 1263 public void onAttachedToWindow() { 1264 super.onAttachedToWindow(); 1265 1266 // Listen for broadcasts related to user-presence 1267 final IntentFilter filter = new IntentFilter(); 1268 filter.addAction(Intent.ACTION_SCREEN_OFF); 1269 filter.addAction(Intent.ACTION_USER_PRESENT); 1270 registerReceiver(mReceiver, filter); 1271 1272 mAttached = true; 1273 mVisible = true; 1274 } 1275 1276 @Override 1277 public void onDetachedFromWindow() { 1278 super.onDetachedFromWindow(); 1279 mVisible = false; 1280 1281 if (mAttached) { 1282 unregisterReceiver(mReceiver); 1283 mAttached = false; 1284 } 1285 updateRunning(); 1286 } 1287 1288 public void onWindowVisibilityChanged(int visibility) { 1289 mVisible = visibility == View.VISIBLE; 1290 updateRunning(); 1291 } 1292 1293 private void sendAdvanceMessage(long delay) { 1294 mHandler.removeMessages(ADVANCE_MSG); 1295 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1296 mHandler.sendMessageDelayed(msg, delay); 1297 mAutoAdvanceSentTime = System.currentTimeMillis(); 1298 } 1299 1300 private void updateRunning() { 1301 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1302 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1303 mAutoAdvanceRunning = autoAdvanceRunning; 1304 if (autoAdvanceRunning) { 1305 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1306 sendAdvanceMessage(delay); 1307 } else { 1308 if (!mWidgetsToAdvance.isEmpty()) { 1309 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1310 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1311 } 1312 mHandler.removeMessages(ADVANCE_MSG); 1313 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1314 } 1315 } 1316 } 1317 1318 private final Handler mHandler = new Handler() { 1319 @Override 1320 public void handleMessage(Message msg) { 1321 if (msg.what == ADVANCE_MSG) { 1322 int i = 0; 1323 for (View key: mWidgetsToAdvance.keySet()) { 1324 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1325 final int delay = mAdvanceStagger * i; 1326 if (v instanceof Advanceable) { 1327 postDelayed(new Runnable() { 1328 public void run() { 1329 ((Advanceable) v).advance(); 1330 } 1331 }, delay); 1332 } 1333 i++; 1334 } 1335 sendAdvanceMessage(mAdvanceInterval); 1336 } 1337 } 1338 }; 1339 1340 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1341 if (appWidgetInfo.autoAdvanceViewId == -1) return; 1342 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1343 if (v instanceof Advanceable) { 1344 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1345 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1346 updateRunning(); 1347 } 1348 } 1349 1350 void removeWidgetToAutoAdvance(View hostView) { 1351 if (mWidgetsToAdvance.containsKey(hostView)) { 1352 mWidgetsToAdvance.remove(hostView); 1353 updateRunning(); 1354 } 1355 } 1356 1357 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1358 mDesktopItems.remove(launcherInfo); 1359 removeWidgetToAutoAdvance(launcherInfo.hostView); 1360 launcherInfo.hostView = null; 1361 } 1362 1363 void showOutOfSpaceMessage() { 1364 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1365 } 1366 1367 public LauncherAppWidgetHost getAppWidgetHost() { 1368 return mAppWidgetHost; 1369 } 1370 1371 public LauncherModel getModel() { 1372 return mModel; 1373 } 1374 1375 void closeSystemDialogs() { 1376 getWindow().closeAllPanels(); 1377 1378 try { 1379 dismissDialog(DIALOG_CREATE_SHORTCUT); 1380 // Unlock the workspace if the dialog was showing 1381 } catch (Exception e) { 1382 // An exception is thrown if the dialog is not visible, which is fine 1383 } 1384 1385 try { 1386 dismissDialog(DIALOG_RENAME_FOLDER); 1387 // Unlock the workspace if the dialog was showing 1388 } catch (Exception e) { 1389 // An exception is thrown if the dialog is not visible, which is fine 1390 } 1391 1392 // Whatever we were doing is hereby canceled. 1393 mWaitingForResult = false; 1394 } 1395 1396 @Override 1397 protected void onNewIntent(Intent intent) { 1398 super.onNewIntent(intent); 1399 1400 // Close the menu 1401 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1402 // also will cancel mWaitingForResult. 1403 closeSystemDialogs(); 1404 1405 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1406 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1407 1408 // In all these cases, only animate if we're already on home 1409 mWorkspace.unshrink(alreadyOnHome); 1410 mWorkspace.exitWidgetResizeMode(); 1411 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1412 mWorkspace.moveToDefaultScreen(true); 1413 } 1414 showWorkspace(alreadyOnHome); 1415 1416 final View v = getWindow().peekDecorView(); 1417 if (v != null && v.getWindowToken() != null) { 1418 InputMethodManager imm = (InputMethodManager)getSystemService( 1419 INPUT_METHOD_SERVICE); 1420 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1421 } 1422 1423 // Reset AllApps to it's initial state 1424 if (mAllAppsGrid != null) { 1425 mAllAppsGrid.reset(); 1426 } 1427 if (mAppsCustomizeContent != null) { 1428 mAppsCustomizeContent.reset(); 1429 } 1430 } 1431 } 1432 1433 @Override 1434 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1435 // Do not call super here 1436 mSavedInstanceState = savedInstanceState; 1437 } 1438 1439 @Override 1440 protected void onSaveInstanceState(Bundle outState) { 1441 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1442 1443 final ArrayList<Folder> folders = mWorkspace.getOpenFolders(); 1444 if (folders.size() > 0) { 1445 final int count = folders.size(); 1446 long[] ids = new long[count]; 1447 for (int i = 0; i < count; i++) { 1448 final FolderInfo info = folders.get(i).getInfo(); 1449 ids[i] = info.id; 1450 } 1451 outState.putLongArray(RUNTIME_STATE_FOLDERS, ids); 1452 } else { 1453 super.onSaveInstanceState(outState); 1454 } 1455 1456 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1457 1458 if (mAddScreen > -1 && mWaitingForResult) { 1459 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mAddScreen); 1460 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mAddIntersectCellX); 1461 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mAddIntersectCellY); 1462 } 1463 1464 if (mFolderInfo != null && mWaitingForResult) { 1465 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1466 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1467 } 1468 1469 // Save the current AllApps drawer tab 1470 if (mAllAppsGrid != null && mAllAppsGrid instanceof AllAppsTabbed) { 1471 AllAppsTabbed tabhost = (AllAppsTabbed) mAllAppsGrid; 1472 String currentTabTag = tabhost.getCurrentTabTag(); 1473 if (currentTabTag != null) { 1474 outState.putString("allapps_currentTab", currentTabTag); 1475 outState.putInt("allapps_currentPage", mAllAppsPagedView.getCurrentPage()); 1476 } 1477 } 1478 // Save the current customization drawer tab 1479 if (mHomeCustomizationDrawer != null) { 1480 String currentTabTag = mHomeCustomizationDrawer.getCurrentTabTag(); 1481 if (currentTabTag != null) { 1482 outState.putString("customize_currentTab", currentTabTag); 1483 } 1484 } 1485 // Save the current AppsCustomize tab 1486 if (mAppsCustomizeTabHost != null) { 1487 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1488 if (currentTabTag != null) { 1489 outState.putString("apps_customize_currentTab", currentTabTag); 1490 } 1491 } 1492 } 1493 1494 @Override 1495 public void onDestroy() { 1496 super.onDestroy(); 1497 1498 // Stop callbacks from LauncherModel 1499 LauncherApplication app = ((LauncherApplication) getApplication()); 1500 mModel.stopLoader(); 1501 app.setLauncher(null); 1502 1503 try { 1504 mAppWidgetHost.stopListening(); 1505 } catch (NullPointerException ex) { 1506 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1507 } 1508 mAppWidgetHost = null; 1509 1510 mWidgetsToAdvance.clear(); 1511 1512 TextKeyListener.getInstance().release(); 1513 1514 1515 unbindDesktopItems(); 1516 1517 getContentResolver().unregisterContentObserver(mWidgetObserver); 1518 1519 // Some launcher layouts don't have a previous and next view 1520 if (mPreviousView != null) { 1521 dismissPreview(mPreviousView); 1522 } 1523 if (mNextView != null) { 1524 dismissPreview(mNextView); 1525 } 1526 1527 unregisterReceiver(mCloseSystemDialogsReceiver); 1528 1529 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1530 mWorkspace.removeAllViews(); 1531 mWorkspace = null; 1532 mDragController = null; 1533 1534 ValueAnimator.clearAllAnimations(); 1535 } 1536 1537 public DragController getDragController() { 1538 return mDragController; 1539 } 1540 1541 @Override 1542 public void startActivityForResult(Intent intent, int requestCode) { 1543 if (requestCode >= 0) mWaitingForResult = true; 1544 super.startActivityForResult(intent, requestCode); 1545 } 1546 1547 @Override 1548 public void startSearch(String initialQuery, boolean selectInitialQuery, 1549 Bundle appSearchData, boolean globalSearch) { 1550 1551 showWorkspace(true); 1552 1553 if (initialQuery == null) { 1554 // Use any text typed in the launcher as the initial query 1555 initialQuery = getTypedText(); 1556 clearTypedText(); 1557 } 1558 if (appSearchData == null) { 1559 appSearchData = new Bundle(); 1560 appSearchData.putString(Search.SOURCE, "launcher-search"); 1561 } 1562 1563 final SearchManager searchManager = 1564 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1565 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1566 appSearchData, globalSearch); 1567 } 1568 1569 @Override 1570 public boolean onCreateOptionsMenu(Menu menu) { 1571 if (isWorkspaceLocked()) { 1572 return false; 1573 } 1574 1575 super.onCreateOptionsMenu(menu); 1576 1577 menu.add(MENU_GROUP_ADD, MENU_ADD, 0, R.string.menu_add) 1578 .setIcon(android.R.drawable.ic_menu_add) 1579 .setAlphabeticShortcut('A'); 1580 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1581 .setIcon(android.R.drawable.ic_menu_manage) 1582 .setAlphabeticShortcut('M'); 1583 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1584 .setIcon(android.R.drawable.ic_menu_gallery) 1585 .setAlphabeticShortcut('W'); 1586 menu.add(0, MENU_SEARCH, 0, R.string.menu_search) 1587 .setIcon(android.R.drawable.ic_search_category_default) 1588 .setAlphabeticShortcut(SearchManager.MENU_KEY); 1589 menu.add(0, MENU_NOTIFICATIONS, 0, R.string.menu_notifications) 1590 .setIcon(com.android.internal.R.drawable.ic_menu_notifications) 1591 .setAlphabeticShortcut('N'); 1592 1593 final Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1594 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1595 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1596 1597 menu.add(0, MENU_SETTINGS, 0, R.string.menu_settings) 1598 .setIcon(android.R.drawable.ic_menu_preferences).setAlphabeticShortcut('P') 1599 .setIntent(settings); 1600 1601 return true; 1602 } 1603 1604 @Override 1605 public boolean onPrepareOptionsMenu(Menu menu) { 1606 super.onPrepareOptionsMenu(menu); 1607 1608 if (mAllAppsGrid != null) { 1609 // If all apps is animating, don't show the menu, because we don't know 1610 // which one to show. 1611 if (mAllAppsGrid.isAnimating()) { 1612 return false; 1613 } 1614 1615 // Only show the add and wallpaper options when we're not in all apps. 1616 boolean visible = !mAllAppsGrid.isVisible(); 1617 menu.setGroupVisible(MENU_GROUP_ADD, visible); 1618 menu.setGroupVisible(MENU_GROUP_WALLPAPER, visible); 1619 1620 // Disable add if the workspace is full. 1621 if (visible) { 1622 CellLayout layout = (CellLayout) mWorkspace.getChildAt(mWorkspace.getCurrentPage()); 1623 menu.setGroupEnabled(MENU_GROUP_ADD, layout.existsEmptyCell()); 1624 } 1625 } 1626 1627 // TODO-APPS_CUSTOMIZE: Remove this for the phone UI at some point, along with all the menu 1628 // related code? 1629 if (mAppsCustomizeContent != null && mAppsCustomizeContent.isAnimating()) return false; 1630 1631 return true; 1632 } 1633 1634 @Override 1635 public boolean onOptionsItemSelected(MenuItem item) { 1636 switch (item.getItemId()) { 1637 case MENU_ADD: 1638 addItems(); 1639 return true; 1640 case MENU_MANAGE_APPS: 1641 manageApps(); 1642 return true; 1643 case MENU_WALLPAPER_SETTINGS: 1644 startWallpaper(); 1645 return true; 1646 case MENU_SEARCH: 1647 onSearchRequested(); 1648 return true; 1649 case MENU_NOTIFICATIONS: 1650 showNotifications(); 1651 return true; 1652 } 1653 1654 return super.onOptionsItemSelected(item); 1655 } 1656 1657 /** 1658 * Indicates that we want global search for this activity by setting the globalSearch 1659 * argument for {@link #startSearch} to true. 1660 */ 1661 1662 @Override 1663 public boolean onSearchRequested() { 1664 startSearch(null, false, null, true); 1665 return true; 1666 } 1667 1668 public boolean isWorkspaceLocked() { 1669 return mWorkspaceLoading || mWaitingForResult; 1670 } 1671 1672 // Is the workspace preview (brought up by long-pressing on a signpost icon) visible? 1673 private boolean isPreviewVisible() { 1674 return (mPreviousView != null && mPreviousView.getTag() != null) || 1675 (mNextView != null && mNextView.getTag() != null); 1676 } 1677 1678 private void addItems() { 1679 if (LauncherApplication.isScreenLarge()) { 1680 // Animate the widget chooser up from the bottom of the screen 1681 if (mState != State.CUSTOMIZE) { 1682 showCustomizationDrawer(true); 1683 } 1684 } else { 1685 showWorkspace(true); 1686 showAddDialog(-1, -1); 1687 } 1688 } 1689 1690 private void resetAddInfo() { 1691 mAddScreen = -1; 1692 mAddIntersectCellX = -1; 1693 mAddIntersectCellY = -1; 1694 mAddDropPosition = null; 1695 } 1696 1697 void addAppWidgetFromDrop(PendingAddWidgetInfo info, int screen, int[] position) { 1698 resetAddInfo(); 1699 mAddScreen = screen; 1700 mAddDropPosition = position; 1701 1702 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1703 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1704 addAppWidgetImpl(appWidgetId, info); 1705 } 1706 1707 private void manageApps() { 1708 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1709 } 1710 1711 void addAppWidgetFromPick(Intent data) { 1712 // TODO: catch bad widget exception when sent 1713 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1714 // TODO: Is this log message meaningful? 1715 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1716 addAppWidgetImpl(appWidgetId, null); 1717 } 1718 1719 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1720 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1721 1722 if (appWidget.configure != null) { 1723 // Launch over to configure widget, if needed 1724 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1725 intent.setComponent(appWidget.configure); 1726 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1727 if (info != null) { 1728 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1729 intent.putExtra( 1730 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1731 info.mimeType); 1732 1733 final String mimeType = info.mimeType; 1734 final ClipData clipData = (ClipData) info.configurationData; 1735 final ClipDescription clipDesc = clipData.getDescription(); 1736 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1737 if (clipDesc.getMimeType(i).equals(mimeType)) { 1738 final ClipData.Item item = clipData.getItemAt(i); 1739 final CharSequence stringData = item.getText(); 1740 final Uri uriData = item.getUri(); 1741 final Intent intentData = item.getIntent(); 1742 final String key = 1743 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1744 if (uriData != null) { 1745 intent.putExtra(key, uriData); 1746 } else if (intentData != null) { 1747 intent.putExtra(key, intentData); 1748 } else if (stringData != null) { 1749 intent.putExtra(key, stringData); 1750 } 1751 break; 1752 } 1753 } 1754 } 1755 } 1756 1757 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1758 } else { 1759 // Otherwise just add it 1760 completeAddAppWidget(appWidgetId, mAddScreen); 1761 } 1762 } 1763 1764 void processShortcutFromDrop(ComponentName componentName, int screen, int[] position) { 1765 resetAddInfo(); 1766 mAddScreen = screen; 1767 mAddDropPosition = position; 1768 1769 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1770 createShortcutIntent.setComponent(componentName); 1771 processShortcut(createShortcutIntent); 1772 } 1773 1774 void processShortcut(Intent intent) { 1775 // Handle case where user selected "Applications" 1776 String applicationName = getResources().getString(R.string.group_applications); 1777 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1778 1779 if (applicationName != null && applicationName.equals(shortcutName)) { 1780 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1781 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1782 1783 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1784 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1785 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1786 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1787 } else { 1788 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1789 } 1790 } 1791 1792 void processWallpaper(Intent intent) { 1793 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1794 } 1795 1796 FolderIcon addFolder(int screen, int intersectCellX, int intersectCellY) { 1797 FolderInfo folderInfo = new FolderInfo(); 1798 folderInfo.title = getText(R.string.folder_name); 1799 1800 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1801 final int[] cellXY = mTmpAddItemCellCoordinates; 1802 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1803 showOutOfSpaceMessage(); 1804 return null; 1805 } 1806 1807 // Update the model 1808 LauncherModel.addItemToDatabase(this, folderInfo, 1809 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1810 screen, cellXY[0], cellXY[1], false); 1811 sFolders.put(folderInfo.id, folderInfo); 1812 1813 // Create the view 1814 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 1815 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), 1816 folderInfo, mIconCache); 1817 mWorkspace.addInScreen(newFolder, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1818 return newFolder; 1819 } 1820 1821 void removeFolder(FolderInfo folder) { 1822 sFolders.remove(folder.id); 1823 } 1824 1825 private void showNotifications() { 1826 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1827 if (statusBar != null) { 1828 statusBar.expand(); 1829 } 1830 } 1831 1832 private void startWallpaper() { 1833 showWorkspace(true); 1834 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1835 Intent chooser = Intent.createChooser(pickWallpaper, 1836 getText(R.string.chooser_wallpaper)); 1837 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1838 // Removed in Eclair MR1 1839// WallpaperManager wm = (WallpaperManager) 1840// getSystemService(Context.WALLPAPER_SERVICE); 1841// WallpaperInfo wi = wm.getWallpaperInfo(); 1842// if (wi != null && wi.getSettingsActivity() != null) { 1843// LabeledIntent li = new LabeledIntent(getPackageName(), 1844// R.string.configure_wallpaper, 0); 1845// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1846// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1847// } 1848 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1849 } 1850 1851 /** 1852 * Registers various content observers. The current implementation registers 1853 * only a favorites observer to keep track of the favorites applications. 1854 */ 1855 private void registerContentObservers() { 1856 ContentResolver resolver = getContentResolver(); 1857 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1858 true, mWidgetObserver); 1859 } 1860 1861 @Override 1862 public boolean dispatchKeyEvent(KeyEvent event) { 1863 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1864 switch (event.getKeyCode()) { 1865 case KeyEvent.KEYCODE_HOME: 1866 return true; 1867 case KeyEvent.KEYCODE_VOLUME_DOWN: 1868 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1869 dumpState(); 1870 return true; 1871 } 1872 break; 1873 } 1874 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1875 switch (event.getKeyCode()) { 1876 case KeyEvent.KEYCODE_HOME: 1877 return true; 1878 } 1879 } 1880 1881 return super.dispatchKeyEvent(event); 1882 } 1883 1884 @Override 1885 public void onBackPressed() { 1886 if (mState == State.ALL_APPS || mState == State.CUSTOMIZE || mState == State.APPS_CUSTOMIZE) { 1887 showWorkspace(true); 1888 } else if (mWorkspace.getOpenFolder() != null) { 1889 closeFolder(); 1890 } else if (isPreviewVisible()) { 1891 dismissPreview(mPreviousView); 1892 dismissPreview(mNextView); 1893 } else { 1894 mWorkspace.exitWidgetResizeMode(); 1895 1896 // Back button is a no-op here, but give at least some feedback for the button press 1897 mWorkspace.showOutlinesTemporarily(); 1898 } 1899 } 1900 1901 public void closeFolder() { 1902 Folder folder = mWorkspace.getOpenFolder(); 1903 if (folder != null) { 1904 closeFolder(folder); 1905 mDragLayer.setCurrentFolder(null); 1906 } 1907 } 1908 1909 void closeFolder(Folder folder) { 1910 folder.getInfo().opened = false; 1911 1912 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1913 if (parent != null) { 1914 CellLayout cl = (CellLayout) parent; 1915 FolderIcon fi = (FolderIcon) cl.getChildAt(folder.mInfo.cellX, folder.mInfo.cellY); 1916 shrinkAndFadeInFolderIcon(fi); 1917 mDragController.removeDropTarget((DropTarget)folder); 1918 } 1919 1920 folder.animateClosed(); 1921 folder.onClose(); 1922 } 1923 1924 /** 1925 * Re-listen when widgets are reset. 1926 */ 1927 private void onAppWidgetReset() { 1928 if (mAppWidgetHost != null) { 1929 mAppWidgetHost.startListening(); 1930 } 1931 } 1932 1933 /** 1934 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1935 * leak the previous Home screen on orientation change. 1936 */ 1937 private void unbindDesktopItems() { 1938 for (ItemInfo item: mDesktopItems) { 1939 item.unbind(); 1940 } 1941 mDesktopItems.clear(); 1942 } 1943 1944 /** 1945 * Launches the intent referred by the clicked shortcut. 1946 * 1947 * @param v The view representing the clicked shortcut. 1948 */ 1949 public void onClick(View v) { 1950 Object tag = v.getTag(); 1951 if (tag instanceof ShortcutInfo) { 1952 // Open shortcut 1953 final Intent intent = ((ShortcutInfo) tag).intent; 1954 int[] pos = new int[2]; 1955 v.getLocationOnScreen(pos); 1956 intent.setSourceBounds(new Rect(pos[0], pos[1], 1957 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1958 boolean success = startActivitySafely(intent, tag); 1959 1960 if (success && v instanceof BubbleTextView) { 1961 mWaitingForResume = (BubbleTextView) v; 1962 mWaitingForResume.setStayPressed(true); 1963 } 1964 } else if (tag instanceof FolderInfo) { 1965 if (v instanceof FolderIcon) { 1966 FolderIcon fi = (FolderIcon) v; 1967 handleFolderClick(fi); 1968 } 1969 } else if (v == mHandleView) { 1970 if (mState == State.ALL_APPS) { 1971 showWorkspace(true); 1972 } else { 1973 showAllApps(true); 1974 } 1975 } 1976 } 1977 1978 public boolean onTouch(View v, MotionEvent event) { 1979 // this is an intercepted event being forwarded from mWorkspace; 1980 // clicking anywhere on the workspace causes the customization drawer to slide down 1981 showWorkspace(true); 1982 return false; 1983 } 1984 1985 /** 1986 * Event handler for the search button 1987 * 1988 * @param v The view that was clicked. 1989 */ 1990 public void onClickSearchButton(View v) { 1991 startSearch(null, false, null, true); 1992 // Use a custom animation for launching search 1993 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1994 } 1995 1996 /** 1997 * Event handler for the voice button 1998 * 1999 * @param v The view that was clicked. 2000 */ 2001 public void onClickVoiceButton(View v) { 2002 startVoiceSearch(); 2003 } 2004 2005 private void startVoiceSearch() { 2006 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2007 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2008 startActivity(intent); 2009 } 2010 2011 /** 2012 * Event handler for the "gear" button that appears on the home screen, which 2013 * enters home screen customization mode. 2014 * 2015 * @param v The view that was clicked. 2016 */ 2017 public void onClickConfigureButton(View v) { 2018 addItems(); 2019 } 2020 2021 /** 2022 * Event handler for the "grid" button that appears on the home screen, which 2023 * enters all apps mode. 2024 * 2025 * @param v The view that was clicked. 2026 */ 2027 public void onClickAllAppsButton(View v) { 2028 showAllApps(true); 2029 } 2030 2031 public void onClickAppMarketButton(View v) { 2032 if (mAppMarketIntent != null) { 2033 startActivitySafely(mAppMarketIntent, "app market"); 2034 } 2035 } 2036 2037 void startApplicationDetailsActivity(ComponentName componentName) { 2038 String packageName = componentName.getPackageName(); 2039 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 2040 Uri.fromParts("package", packageName, null)); 2041 startActivity(intent); 2042 } 2043 2044 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 2045 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 2046 // System applications cannot be installed. For now, show a toast explaining that. 2047 // We may give them the option of disabling apps this way. 2048 int messageId = R.string.uninstall_system_app_text; 2049 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 2050 } else { 2051 String packageName = appInfo.componentName.getPackageName(); 2052 String className = appInfo.componentName.getClassName(); 2053 Intent intent = new Intent( 2054 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 2055 startActivity(intent); 2056 } 2057 } 2058 2059 boolean startActivitySafely(Intent intent, Object tag) { 2060 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2061 try { 2062 startActivity(intent); 2063 return true; 2064 } catch (ActivityNotFoundException e) { 2065 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2066 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 2067 } catch (SecurityException e) { 2068 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2069 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2070 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2071 "or use the exported attribute for this activity. " 2072 + "tag="+ tag + " intent=" + intent, e); 2073 } 2074 return false; 2075 } 2076 2077 void startActivityForResultSafely(Intent intent, int requestCode) { 2078 try { 2079 startActivityForResult(intent, requestCode); 2080 } catch (ActivityNotFoundException e) { 2081 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2082 } catch (SecurityException e) { 2083 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2084 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2085 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2086 "or use the exported attribute for this activity.", e); 2087 } 2088 } 2089 2090 private void handleFolderClick(FolderIcon folderIcon) { 2091 final FolderInfo info = folderIcon.mInfo; 2092 if (!info.opened) { 2093 // Close any open folder 2094 closeFolder(); 2095 // Open the requested folder 2096 openFolder(folderIcon); 2097 } else { 2098 // Find the open folder... 2099 Folder openFolder = mWorkspace.getFolderForTag(info); 2100 int folderScreen; 2101 if (openFolder != null) { 2102 folderScreen = mWorkspace.getPageForView(openFolder); 2103 // .. and close it 2104 closeFolder(openFolder); 2105 if (folderScreen != mWorkspace.getCurrentPage()) { 2106 // Close any folder open on the current screen 2107 closeFolder(); 2108 // Pull the folder onto this screen 2109 openFolder(folderIcon); 2110 } 2111 } 2112 } 2113 } 2114 2115 private void growAndFadeOutFolderIcon(FolderIcon fi) { 2116 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 2117 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 2118 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 2119 2120 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 2121 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2122 oa.start(); 2123 } 2124 2125 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 2126 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 2127 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 2128 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 2129 2130 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 2131 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 2132 oa.start(); 2133 } 2134 2135 /** 2136 * Opens the user folder described by the specified tag. The opening of the folder 2137 * is animated relative to the specified View. If the View is null, no animation 2138 * is played. 2139 * 2140 * @param folderInfo The FolderInfo describing the folder to open. 2141 */ 2142 public void openFolder(FolderIcon folderIcon) { 2143 Folder folder = folderIcon.mFolder; 2144 FolderInfo info = folder.mInfo; 2145 2146 growAndFadeOutFolderIcon(folderIcon); 2147 info.opened = true; 2148 2149 mWorkspace.addInFullScreen(folder, info.screen); 2150 mDragLayer.setCurrentFolder(folder); 2151 folder.animateOpen(); 2152 folder.onOpen(); 2153 } 2154 2155 public boolean onLongClick(View v) { 2156 if (mState != State.WORKSPACE) { 2157 return false; 2158 } 2159 2160 switch (v.getId()) { 2161 case R.id.previous_screen: 2162 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 2163 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2164 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2165 showPreviews(v); 2166 } 2167 return true; 2168 case R.id.next_screen: 2169 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 2170 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2171 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2172 showPreviews(v); 2173 } 2174 return true; 2175 case R.id.all_apps_button: 2176 if (mState != State.ALL_APPS && mState != State.APPS_CUSTOMIZE) { 2177 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2178 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2179 showPreviews(v); 2180 } 2181 return true; 2182 } 2183 2184 if (isWorkspaceLocked()) { 2185 return false; 2186 } 2187 2188 if (!(v instanceof CellLayout)) { 2189 v = (View) v.getParent().getParent(); 2190 } 2191 2192 resetAddInfo(); 2193 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2194 // This happens when long clicking an item with the dpad/trackball 2195 if (longClickCellInfo == null || !longClickCellInfo.valid) { 2196 return true; 2197 } 2198 2199 final View itemUnderLongClick = longClickCellInfo.cell; 2200 2201 if (mWorkspace.allowLongPress() && !mDragController.isDragging()) { 2202 if (itemUnderLongClick == null) { 2203 // User long pressed on empty space 2204 mWorkspace.setAllowLongPress(false); 2205 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2206 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2207 addItems(); 2208 } else { 2209 if (!(itemUnderLongClick instanceof Folder)) { 2210 // User long pressed on an item 2211 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2212 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2213 mAddIntersectCellX = longClickCellInfo.cellX; 2214 mAddIntersectCellY = longClickCellInfo.cellY; 2215 mWorkspace.startDrag(longClickCellInfo); 2216 } 2217 } 2218 } 2219 return true; 2220 } 2221 2222 @SuppressWarnings({"unchecked"}) 2223 private void dismissPreview(final View v) { 2224 final PopupWindow window = (PopupWindow) v.getTag(); 2225 if (window != null) { 2226 window.setOnDismissListener(new PopupWindow.OnDismissListener() { 2227 public void onDismiss() { 2228 ViewGroup group = (ViewGroup) v.getTag(R.id.workspace); 2229 int count = group.getChildCount(); 2230 for (int i = 0; i < count; i++) { 2231 ((ImageView) group.getChildAt(i)).setImageDrawable(null); 2232 } 2233 ArrayList<Bitmap> bitmaps = 2234 (ArrayList<Bitmap>) v.getTag(R.id.all_apps_button_cluster); 2235 for (Bitmap bitmap : bitmaps) bitmap.recycle(); 2236 2237 v.setTag(R.id.workspace, null); 2238 v.setTag(R.id.all_apps_button_cluster, null); 2239 window.setOnDismissListener(null); 2240 } 2241 }); 2242 window.dismiss(); 2243 } 2244 v.setTag(null); 2245 } 2246 2247 private void showPreviews(View anchor) { 2248 showPreviews(anchor, 0, mWorkspace.getChildCount()); 2249 } 2250 2251 private void showPreviews(final View anchor, int start, int end) { 2252 final Resources resources = getResources(); 2253 final Workspace workspace = mWorkspace; 2254 2255 CellLayout cell = ((CellLayout) workspace.getChildAt(start)); 2256 2257 float max = workspace.getChildCount(); 2258 2259 final Rect r = new Rect(); 2260 resources.getDrawable(R.drawable.preview_background).getPadding(r); 2261 int extraW = (int) ((r.left + r.right) * max); 2262 int extraH = r.top + r.bottom; 2263 2264 int aW = cell.getWidth() - extraW; 2265 float w = aW / max; 2266 2267 int width = cell.getWidth(); 2268 int height = cell.getHeight(); 2269 int x = cell.getLeftPadding(); 2270 int y = cell.getTopPadding(); 2271 width -= (x + cell.getRightPadding()); 2272 height -= (y + cell.getBottomPadding()); 2273 2274 float scale = w / width; 2275 2276 int count = end - start; 2277 2278 final float sWidth = width * scale; 2279 float sHeight = height * scale; 2280 2281 LinearLayout preview = new LinearLayout(this); 2282 2283 PreviewTouchHandler handler = new PreviewTouchHandler(anchor); 2284 ArrayList<Bitmap> bitmaps = new ArrayList<Bitmap>(count); 2285 2286 for (int i = start; i < end; i++) { 2287 ImageView image = new ImageView(this); 2288 cell = (CellLayout) workspace.getChildAt(i); 2289 2290 final Bitmap bitmap = Bitmap.createBitmap((int) sWidth, (int) sHeight, 2291 Bitmap.Config.ARGB_8888); 2292 2293 final Canvas c = new Canvas(bitmap); 2294 c.scale(scale, scale); 2295 c.translate(-cell.getLeftPadding(), -cell.getTopPadding()); 2296 cell.drawChildren(c); 2297 2298 image.setBackgroundDrawable(resources.getDrawable(R.drawable.preview_background)); 2299 image.setImageBitmap(bitmap); 2300 image.setTag(i); 2301 image.setOnClickListener(handler); 2302 image.setOnFocusChangeListener(handler); 2303 image.setFocusable(true); 2304 if (i == mWorkspace.getCurrentPage()) image.requestFocus(); 2305 2306 preview.addView(image, 2307 LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT); 2308 2309 bitmaps.add(bitmap); 2310 } 2311 2312 final PopupWindow p = new PopupWindow(this); 2313 p.setContentView(preview); 2314 p.setWidth((int) (sWidth * count + extraW)); 2315 p.setHeight((int) (sHeight + extraH)); 2316 p.setAnimationStyle(R.style.AnimationPreview); 2317 p.setOutsideTouchable(true); 2318 p.setFocusable(true); 2319 p.setBackgroundDrawable(new ColorDrawable(0)); 2320 p.showAsDropDown(anchor, 0, 0); 2321 2322 p.setOnDismissListener(new PopupWindow.OnDismissListener() { 2323 public void onDismiss() { 2324 dismissPreview(anchor); 2325 } 2326 }); 2327 2328 anchor.setTag(p); 2329 anchor.setTag(R.id.workspace, preview); 2330 anchor.setTag(R.id.all_apps_button_cluster, bitmaps); 2331 } 2332 2333 class PreviewTouchHandler implements View.OnClickListener, Runnable, View.OnFocusChangeListener { 2334 private final View mAnchor; 2335 2336 public PreviewTouchHandler(View anchor) { 2337 mAnchor = anchor; 2338 } 2339 2340 public void onClick(View v) { 2341 mWorkspace.snapToPage((Integer) v.getTag()); 2342 v.post(this); 2343 } 2344 2345 public void run() { 2346 dismissPreview(mAnchor); 2347 } 2348 2349 public void onFocusChange(View v, boolean hasFocus) { 2350 if (hasFocus) { 2351 mWorkspace.snapToPage((Integer) v.getTag()); 2352 } 2353 } 2354 } 2355 2356 Workspace getWorkspace() { 2357 return mWorkspace; 2358 } 2359 2360 TabHost getCustomizationDrawer() { 2361 return mHomeCustomizationDrawer; 2362 } 2363 2364 @Override 2365 protected Dialog onCreateDialog(int id) { 2366 switch (id) { 2367 case DIALOG_CREATE_SHORTCUT: 2368 return new CreateShortcut().createDialog(); 2369 case DIALOG_RENAME_FOLDER: 2370 return new RenameFolder().createDialog(); 2371 } 2372 2373 return super.onCreateDialog(id); 2374 } 2375 2376 @Override 2377 protected void onPrepareDialog(int id, Dialog dialog) { 2378 switch (id) { 2379 case DIALOG_CREATE_SHORTCUT: 2380 break; 2381 case DIALOG_RENAME_FOLDER: 2382 if (mFolderInfo != null) { 2383 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 2384 final CharSequence text = mFolderInfo.title; 2385 input.setText(text); 2386 input.setSelection(0, text.length()); 2387 } 2388 break; 2389 } 2390 } 2391 2392 void showRenameDialog(FolderInfo info) { 2393 mFolderInfo = info; 2394 mWaitingForResult = true; 2395 showDialog(DIALOG_RENAME_FOLDER); 2396 } 2397 2398 private void showAddDialog(int intersectX, int intersectY) { 2399 resetAddInfo(); 2400 mAddIntersectCellX = intersectX; 2401 mAddIntersectCellY = intersectY; 2402 mAddScreen = mWorkspace.getCurrentPage(); 2403 mWaitingForResult = true; 2404 showDialog(DIALOG_CREATE_SHORTCUT); 2405 } 2406 2407 private void pickShortcut() { 2408 // Insert extra item to handle picking application 2409 Bundle bundle = new Bundle(); 2410 2411 ArrayList<String> shortcutNames = new ArrayList<String>(); 2412 shortcutNames.add(getString(R.string.group_applications)); 2413 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 2414 2415 ArrayList<ShortcutIconResource> shortcutIcons = new ArrayList<ShortcutIconResource>(); 2416 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 2417 R.drawable.ic_launcher_application)); 2418 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 2419 2420 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 2421 pickIntent.putExtra(Intent.EXTRA_INTENT, new Intent(Intent.ACTION_CREATE_SHORTCUT)); 2422 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_shortcut)); 2423 pickIntent.putExtras(bundle); 2424 2425 startActivityForResult(pickIntent, REQUEST_PICK_SHORTCUT); 2426 } 2427 2428 private class RenameFolder { 2429 private EditText mInput; 2430 2431 Dialog createDialog() { 2432 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 2433 mInput = (EditText) layout.findViewById(R.id.folder_name); 2434 2435 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 2436 builder.setIcon(0); 2437 builder.setTitle(getString(R.string.rename_folder_title)); 2438 builder.setCancelable(true); 2439 builder.setOnCancelListener(new Dialog.OnCancelListener() { 2440 public void onCancel(DialogInterface dialog) { 2441 cleanup(); 2442 } 2443 }); 2444 builder.setNegativeButton(getString(R.string.cancel_action), 2445 new Dialog.OnClickListener() { 2446 public void onClick(DialogInterface dialog, int which) { 2447 cleanup(); 2448 } 2449 } 2450 ); 2451 builder.setPositiveButton(getString(R.string.rename_action), 2452 new Dialog.OnClickListener() { 2453 public void onClick(DialogInterface dialog, int which) { 2454 changeFolderName(); 2455 } 2456 } 2457 ); 2458 builder.setView(layout); 2459 2460 final AlertDialog dialog = builder.create(); 2461 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 2462 public void onShow(DialogInterface dialog) { 2463 mWaitingForResult = true; 2464 mInput.requestFocus(); 2465 InputMethodManager inputManager = (InputMethodManager) 2466 getSystemService(Context.INPUT_METHOD_SERVICE); 2467 inputManager.showSoftInput(mInput, 0); 2468 } 2469 }); 2470 2471 return dialog; 2472 } 2473 2474 private void changeFolderName() { 2475 final String name = mInput.getText().toString(); 2476 if (!TextUtils.isEmpty(name)) { 2477 // Make sure we have the right folder info 2478 mFolderInfo = sFolders.get(mFolderInfo.id); 2479 mFolderInfo.title = name; 2480 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 2481 2482 if (mWorkspaceLoading) { 2483 lockAllApps(); 2484 mModel.startLoader(Launcher.this, false); 2485 } else { 2486 final FolderIcon folderIcon = (FolderIcon) 2487 mWorkspace.getViewForTag(mFolderInfo); 2488 if (folderIcon != null) { 2489 // TODO: At some point we'll probably want some version of setting 2490 // the text for a folder icon. 2491 //folderIcon.setText(name); 2492 getWorkspace().requestLayout(); 2493 } else { 2494 lockAllApps(); 2495 mWorkspaceLoading = true; 2496 mModel.startLoader(Launcher.this, false); 2497 } 2498 } 2499 } 2500 cleanup(); 2501 } 2502 2503 private void cleanup() { 2504 dismissDialog(DIALOG_RENAME_FOLDER); 2505 mWaitingForResult = false; 2506 mFolderInfo = null; 2507 } 2508 } 2509 2510 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2511 public boolean isAllAppsVisible() { 2512 return (mState == State.ALL_APPS) || (mState == State.APPS_CUSTOMIZE); 2513 } 2514 2515 // AllAppsView.Watcher 2516 public void zoomed(float zoom) { 2517 // In XLarge view, we zoom down the workspace below all apps so it's still visible 2518 if (zoom == 1.0f && !LauncherApplication.isScreenLarge()) { 2519 mWorkspace.setVisibility(View.GONE); 2520 } 2521 } 2522 2523 private void showAndEnableToolbarButton(View button) { 2524 button.setVisibility(View.VISIBLE); 2525 } 2526 2527 private void hideToolbarButton(View button) { 2528 // We can't set it to GONE, otherwise the RelativeLayout gets screwed up 2529 button.setVisibility(View.INVISIBLE); 2530 button.setAlpha(0.0f); 2531 } 2532 2533 /** 2534 * Helper function for showing or hiding a toolbar button, possibly animated. 2535 * 2536 * @param show If true, create an animation to the show the item. Otherwise, hide it. 2537 * @param view The toolbar button to be animated 2538 * @param seq A AnimatorSet that will be used to animate the transition. If null, the 2539 * transition will not be animated. 2540 */ 2541 private void hideOrShowToolbarButton(boolean show, final View view, AnimatorSet seq) { 2542 final boolean showing = show; 2543 final boolean hiding = !show; 2544 2545 final int duration = show ? 2546 getResources().getInteger(R.integer.config_toolbarButtonFadeInTime) : 2547 getResources().getInteger(R.integer.config_toolbarButtonFadeOutTime); 2548 2549 if (seq != null) { 2550 ValueAnimator anim = ValueAnimator.ofFloat(view.getAlpha(), show ? 1.0f : 0.0f); 2551 anim.setDuration(duration); 2552 anim.addUpdateListener(new AnimatorUpdateListener() { 2553 public void onAnimationUpdate(ValueAnimator animation) { 2554 view.setAlpha((Float) animation.getAnimatedValue()); 2555 } 2556 }); 2557 anim.addListener(new AnimatorListenerAdapter() { 2558 @Override 2559 public void onAnimationStart(Animator animation) { 2560 if (showing) showAndEnableToolbarButton(view); 2561 } 2562 @Override 2563 public void onAnimationEnd(Animator animation) { 2564 if (hiding) hideToolbarButton(view); 2565 } 2566 }); 2567 seq.play(anim); 2568 } else { 2569 if (showing) { 2570 showAndEnableToolbarButton(view); 2571 view.setAlpha(1f); 2572 } else { 2573 hideToolbarButton(view); 2574 } 2575 } 2576 } 2577 2578 /** 2579 * Show/hide the appropriate toolbar buttons for newState. 2580 * If showSeq or hideSeq is null, the transition will be done immediately (not animated). 2581 * 2582 * @param newState The state that is being switched to 2583 * @param showSeq AnimatorSet in which to put "show" animations, or null. 2584 * @param hideSeq AnimatorSet in which to put "hide" animations, or null. 2585 */ 2586 private void hideAndShowToolbarButtons(State newState, AnimatorSet showSeq, AnimatorSet hideSeq) { 2587 switch (newState) { 2588 case WORKSPACE: 2589 hideOrShowToolbarButton(true, mButtonCluster, showSeq); 2590 if (mDeleteZone != null) { 2591 mDeleteZone.setDragAndDropEnabled(true); 2592 if (LauncherApplication.isScreenLarge()) { 2593 mDeleteZone.setText( 2594 getResources().getString(R.string.delete_zone_label_workspace)); 2595 } 2596 } 2597 break; 2598 case ALL_APPS: 2599 case APPS_CUSTOMIZE: 2600 hideOrShowToolbarButton(false, mButtonCluster, hideSeq); 2601 if (mDeleteZone != null) { 2602 mDeleteZone.setDragAndDropEnabled(false); 2603 if (LauncherApplication.isScreenLarge()) { 2604 mDeleteZone.setText( 2605 getResources().getString(R.string.delete_zone_label_all_apps)); 2606 } 2607 } 2608 break; 2609 case CUSTOMIZE: 2610 hideOrShowToolbarButton(false, mButtonCluster, hideSeq); 2611 if (mDeleteZone != null) { 2612 mDeleteZone.setDragAndDropEnabled(false); 2613 } 2614 break; 2615 } 2616 } 2617 2618 /** 2619 * Helper method for the cameraZoomIn/cameraZoomOut animations 2620 * @param view The view being animated 2621 * @param state The state that we are moving in or out of -- either ALL_APPS or CUSTOMIZE 2622 * @param scaleFactor The scale factor used for the zoom 2623 */ 2624 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2625 final int height = view.getHeight(); 2626 2627 view.setPivotX(view.getWidth() / 2.0f); 2628 // Set pivotY so that at the starting zoom factor, the view is partially 2629 // visible. Modifying initialHeightFactor changes how much of the view is 2630 // initially showing, and hence the perceived angle from which the view enters. 2631 if (state == State.ALL_APPS || state == State.APPS_CUSTOMIZE) { 2632 final float initialHeightFactor = 0.175f; 2633 view.setPivotY((1 - initialHeightFactor) * height); 2634 } else { 2635 final float initialHeightFactor = 0.2f; 2636 view.setPivotY(-initialHeightFactor * height); 2637 } 2638 } 2639 2640 /** 2641 * Zoom the camera out from the workspace to reveal 'toView'. 2642 * Assumes that the view to show is anchored at either the very top or very bottom 2643 * of the screen. 2644 * @param toState The state to zoom out to. Must be ALL_APPS or CUSTOMIZE. 2645 */ 2646 private void cameraZoomOut(State toState, boolean animated, boolean springLoaded) { 2647 final Resources res = getResources(); 2648 final boolean toAllApps = (toState == State.ALL_APPS) 2649 || (toState == State.APPS_CUSTOMIZE); 2650 2651 final int duration = (toAllApps ? 2652 res.getInteger(R.integer.config_appsCustomizeZoomInTime) : 2653 res.getInteger(R.integer.config_customizeZoomInTime)); 2654 final int fadeDuration = (toAllApps ? 2655 res.getInteger(R.integer.config_appsCustomizeFadeInTime) : 2656 res.getInteger(R.integer.config_customizeFadeInTime)); 2657 2658 final float scale = toAllApps ? 2659 (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor) : 2660 (float) res.getInteger(R.integer.config_customizeZoomScaleFactor); 2661 2662 View tmpView; 2663 if (toAllApps) { 2664 tmpView = (LauncherApplication.isScreenLarge()) 2665 ? (View) mAllAppsGrid : mAppsCustomizeTabHost; 2666 } else { 2667 tmpView = mHomeCustomizationDrawer; 2668 } 2669 final View toView = tmpView; 2670 2671 setPivotsForZoom(toView, toState, scale); 2672 2673 if (toAllApps) { 2674 if (springLoaded) { 2675 if (toState == State.APPS_CUSTOMIZE) { 2676 // Shrink workspaces away if going back to AppsCustomize from spring loaded mode 2677 mWorkspace.shrink(ShrinkState.BOTTOM_HIDDEN, animated); 2678 } else { 2679 // Shrink workspaces to bottom if going back to AllApps from spring loaded mode 2680 mWorkspace.shrink(ShrinkState.BOTTOM_VISIBLE, animated); 2681 } 2682 } else { 2683 // Shrink workspaces away if going to AllApps/AppsCustomize from workspace 2684 mWorkspace.shrink(ShrinkState.BOTTOM_HIDDEN, animated); 2685 2686 if (LauncherApplication.isScreenLarge()) { 2687 // Everytime we launch into AllApps, we reset the successful drop flag which 2688 // controls when it should hide/show the mini workspaces 2689 mAllAppsPagedView.resetSuccessfulDropFlag(); 2690 } 2691 } 2692 } else { 2693 // In Customize mode, shrink the workspaces to the top 2694 mWorkspace.shrink(ShrinkState.TOP, animated); 2695 } 2696 2697 if (animated) { 2698 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2699 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2700 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2701 public void onAnimationUpdate(float a, float b) { 2702 ((View) toView.getParent()).fastInvalidate(); 2703 toView.setFastScaleX(a * scale + b * 1f); 2704 toView.setFastScaleY(a * scale + b * 1f); 2705 } 2706 }); 2707 2708 if (toAllApps) { 2709 toView.setVisibility(View.VISIBLE); 2710 toView.setFastAlpha(0f); 2711 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2712 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2713 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2714 public void onAnimationUpdate(float a, float b) { 2715 // don't need to invalidate because we do so above 2716 toView.setFastAlpha(a * 0f + b * 1f); 2717 } 2718 }); 2719 alphaAnim.start(); 2720 } 2721 2722 if (toView instanceof LauncherTransitionable) { 2723 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim); 2724 } 2725 scaleAnim.addListener(new AnimatorListenerAdapter() { 2726 @Override 2727 public void onAnimationStart(Animator animation) { 2728 // Prepare the position 2729 toView.setTranslationX(0.0f); 2730 toView.setTranslationY(0.0f); 2731 toView.setVisibility(View.VISIBLE); 2732 toView.bringToFront(); 2733 if (!toAllApps) { 2734 toView.setFastAlpha(1.0f); 2735 } 2736 } 2737 @Override 2738 public void onAnimationEnd(Animator animation) { 2739 // If we don't set the final scale values here, if this animation is cancelled 2740 // it will have the wrong scale value and subsequent cameraPan animations will 2741 // not fix that 2742 toView.setScaleX(1.0f); 2743 toView.setScaleY(1.0f); 2744 if (toView instanceof LauncherTransitionable) { 2745 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim); 2746 } 2747 } 2748 }); 2749 2750 AnimatorSet toolbarHideAnim = new AnimatorSet(); 2751 AnimatorSet toolbarShowAnim = new AnimatorSet(); 2752 hideAndShowToolbarButtons(toState, toolbarShowAnim, toolbarHideAnim); 2753 2754 // toView should appear right at the end of the workspace shrink animation 2755 final int startDelay = 0; 2756 2757 if (mStateAnimation != null) mStateAnimation.cancel(); 2758 mStateAnimation = new AnimatorSet(); 2759 mStateAnimation.playTogether(scaleAnim, toolbarHideAnim); 2760 mStateAnimation.play(scaleAnim).after(startDelay); 2761 2762 // Show the new toolbar buttons just as the main animation is ending 2763 final int fadeInTime = res.getInteger(R.integer.config_toolbarButtonFadeInTime); 2764 mStateAnimation.play(toolbarShowAnim).after(duration + startDelay - fadeInTime); 2765 mStateAnimation.start(); 2766 } else { 2767 toView.setTranslationX(0.0f); 2768 toView.setTranslationY(0.0f); 2769 toView.setScaleX(1.0f); 2770 toView.setScaleY(1.0f); 2771 toView.setVisibility(View.VISIBLE); 2772 toView.bringToFront(); 2773 if (toView instanceof LauncherTransitionable) { 2774 ((LauncherTransitionable) toView).onLauncherTransitionStart(null); 2775 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null); 2776 } 2777 hideAndShowToolbarButtons(toState, null, null); 2778 } 2779 } 2780 2781 /** 2782 * Zoom the camera back into the workspace, hiding 'fromView'. 2783 * This is the opposite of cameraZoomOut. 2784 * @param fromState The current state (must be ALL_APPS or CUSTOMIZE). 2785 * @param animated If true, the transition will be animated. 2786 */ 2787 private void cameraZoomIn(State fromState, boolean animated, boolean springLoaded) { 2788 Resources res = getResources(); 2789 final boolean fromAllApps = (fromState == State.ALL_APPS) 2790 || (fromState == State.APPS_CUSTOMIZE); 2791 2792 int duration = fromAllApps ? 2793 res.getInteger(R.integer.config_appsCustomizeZoomOutTime) : 2794 res.getInteger(R.integer.config_customizeZoomOutTime); 2795 2796 final float scaleFactor = fromAllApps ? 2797 (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor) : 2798 (float) res.getInteger(R.integer.config_customizeZoomScaleFactor); 2799 2800 View tmpView; 2801 if (fromAllApps) { 2802 tmpView = (LauncherApplication.isScreenLarge()) 2803 ? (View) mAllAppsGrid : mAppsCustomizeTabHost; 2804 } else { 2805 tmpView = mHomeCustomizationDrawer; 2806 } 2807 final View fromView = tmpView; 2808 2809 if (LauncherApplication.isScreenLarge()) { 2810 mCustomizePagedView.endChoiceMode(); 2811 mAllAppsPagedView.endChoiceMode(); 2812 } 2813 2814 setPivotsForZoom(fromView, fromState, scaleFactor); 2815 2816 if (!springLoaded) { 2817 mWorkspace.unshrink(animated); 2818 } 2819 if (animated) { 2820 if (mStateAnimation != null) mStateAnimation.cancel(); 2821 mStateAnimation = new AnimatorSet(); 2822 2823 final float oldScaleX = fromView.getScaleX(); 2824 final float oldScaleY = fromView.getScaleY(); 2825 2826 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2827 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2828 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2829 public void onAnimationUpdate(float a, float b) { 2830 ((View)fromView.getParent()).fastInvalidate(); 2831 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2832 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2833 } 2834 }); 2835 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2836 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2837 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2838 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2839 public void onAnimationUpdate(float a, float b) { 2840 // don't need to invalidate because we do so above 2841 fromView.setFastAlpha(a * 1f + b * 0f); 2842 } 2843 }); 2844 if (fromView instanceof LauncherTransitionable) { 2845 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim); 2846 } 2847 alphaAnim.addListener(new AnimatorListenerAdapter() { 2848 @Override 2849 public void onAnimationEnd(Animator animation) { 2850 fromView.setVisibility(View.GONE); 2851 if (fromView instanceof LauncherTransitionable) { 2852 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim); 2853 } 2854 } 2855 }); 2856 2857 AnimatorSet toolbarHideAnim = new AnimatorSet(); 2858 AnimatorSet toolbarShowAnim = new AnimatorSet(); 2859 if (!springLoaded) { 2860 hideAndShowToolbarButtons(State.WORKSPACE, toolbarShowAnim, toolbarHideAnim); 2861 } 2862 2863 mStateAnimation.playTogether(scaleAnim, toolbarHideAnim, alphaAnim); 2864 2865 // Show the new toolbar buttons at the very end of the whole animation 2866 final int fadeInTime = res.getInteger(R.integer.config_toolbarButtonFadeInTime); 2867 final int unshrinkTime = res.getInteger(R.integer.config_workspaceUnshrinkTime); 2868 mStateAnimation.play(toolbarShowAnim).after(unshrinkTime - fadeInTime); 2869 mStateAnimation.start(); 2870 } else { 2871 fromView.setVisibility(View.GONE); 2872 if (fromView instanceof LauncherTransitionable) { 2873 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null); 2874 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null); 2875 } 2876 if (!springLoaded) { 2877 hideAndShowToolbarButtons(State.WORKSPACE, null, null); 2878 } 2879 } 2880 } 2881 2882 void showWorkspace(boolean animated) { 2883 showWorkspace(animated, null); 2884 } 2885 2886 void showWorkspace(boolean animated, CellLayout layout) { 2887 if (layout != null) { 2888 // always animated, but that's ok since we never specify a layout and 2889 // want no animation 2890 mWorkspace.unshrink(layout); 2891 } else { 2892 mWorkspace.unshrink(animated); 2893 } 2894 if (mState == State.ALL_APPS || mState == State.APPS_CUSTOMIZE) { 2895 closeAllApps(animated); 2896 } else if (mState == State.CUSTOMIZE) { 2897 hideCustomizationDrawer(animated); 2898 } 2899 2900 // Change the state *after* we've called all the transition code 2901 mState = State.WORKSPACE; 2902 2903 // Resume the auto-advance of widgets 2904 mUserPresent = true; 2905 updateRunning(); 2906 2907 // send an accessibility event to announce the context change 2908 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2909 } 2910 2911 void enterSpringLoadedDragMode(CellLayout layout) { 2912 // Enter spring loaded mode on a new layout 2913 mWorkspace.enterSpringLoadedDragMode(layout); 2914 2915 if (mState == State.APPS_CUSTOMIZE) { 2916 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2917 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2918 } else { 2919 // Do nothing 2920 } 2921 } 2922 2923 void exitSpringLoadedDragMode() { 2924 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2925 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.BOTTOM_HIDDEN); 2926 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2927 mState = State.APPS_CUSTOMIZE; 2928 } else { 2929 // Do nothing 2930 } 2931 } 2932 2933 void showAllApps(boolean animated) { 2934 if (mState != State.WORKSPACE) return; 2935 if (LauncherApplication.isScreenLarge()) { 2936 cameraZoomOut(State.ALL_APPS, animated, false); 2937 ((View) mAllAppsGrid).requestFocus(); 2938 2939 if (mDeleteZone != null) { 2940 mDeleteZone.setVisibility(View.GONE); 2941 } 2942 2943 // Change the state *after* we've called all the transition code 2944 mState = State.ALL_APPS; 2945 } else { 2946 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2947 mAppsCustomizeTabHost.requestFocus(); 2948 2949 // Change the state *after* we've called all the transition code 2950 mState = State.APPS_CUSTOMIZE; 2951 } 2952 2953 // Pause the auto-advance of widgets until we are out of AllApps 2954 mUserPresent = false; 2955 updateRunning(); 2956 2957 // Send an accessibility event to announce the context change 2958 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2959 } 2960 2961 /** 2962 * Things to test when changing this code. 2963 * - Home from workspace 2964 * - from center screen 2965 * - from other screens 2966 * - Home from all apps 2967 * - from center screen 2968 * - from other screens 2969 * - Back from all apps 2970 * - from center screen 2971 * - from other screens 2972 * - Launch app from workspace and quit 2973 * - with back 2974 * - with home 2975 * - Launch app from all apps and quit 2976 * - with back 2977 * - with home 2978 * - Go to a screen that's not the default, then all 2979 * apps, and launch and app, and go back 2980 * - with back 2981 * -with home 2982 * - On workspace, long press power and go back 2983 * - with back 2984 * - with home 2985 * - On all apps, long press power and go back 2986 * - with back 2987 * - with home 2988 * - On workspace, power off 2989 * - On all apps, power off 2990 * - Launch an app and turn off the screen while in that app 2991 * - Go back with home key 2992 * - Go back with back key TODO: make this not go to workspace 2993 * - From all apps 2994 * - From workspace 2995 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2996 * - From all apps 2997 * - From the center workspace 2998 * - From another workspace 2999 */ 3000 void closeAllApps(boolean animated) { 3001 if (LauncherApplication.isScreenLarge()) { 3002 if (mState == State.ALL_APPS) { 3003 mWorkspace.setVisibility(View.VISIBLE); 3004 cameraZoomIn(State.ALL_APPS, animated, false); 3005 3006 // Set focus to the AllApps button 3007 findViewById(R.id.all_apps_button).requestFocus(); 3008 } 3009 } else { 3010 if (mState == State.APPS_CUSTOMIZE || mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 3011 mWorkspace.setVisibility(View.VISIBLE); 3012 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 3013 3014 // Set focus to the AllApps button 3015 findViewById(R.id.all_apps_button).requestFocus(); 3016 } 3017 } 3018 } 3019 3020 void lockAllApps() { 3021 // TODO 3022 } 3023 3024 void unlockAllApps() { 3025 // TODO 3026 } 3027 3028 // Show the customization drawer (only exists in x-large configuration) 3029 private void showCustomizationDrawer(boolean animated) { 3030 if (mState != State.WORKSPACE) { 3031 return; 3032 } 3033 3034 cameraZoomOut(State.CUSTOMIZE, animated, false); 3035 3036 // Change the state *after* we've called all the transition code 3037 mState = State.CUSTOMIZE; 3038 3039 // Pause the auto-advance of widgets until we are out of Customization drawer 3040 mUserPresent = false; 3041 updateRunning(); 3042 } 3043 3044 // Hide the customization drawer (only exists in x-large configuration) 3045 void hideCustomizationDrawer(boolean animated) { 3046 if (mState == State.CUSTOMIZE) { 3047 cameraZoomIn(State.CUSTOMIZE, animated, false); 3048 3049 // Set focus to the customize button 3050 findViewById(R.id.configure_button).requestFocus(); 3051 } 3052 } 3053 3054 /** 3055 * Add an item from all apps or customize onto the given workspace screen. 3056 * If layout is null, add to the current screen. 3057 */ 3058 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 3059 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 3060 showOutOfSpaceMessage(); 3061 } else { 3062 layout.animateDrop(); 3063 } 3064 } 3065 3066 void onWorkspaceClick(CellLayout layout) { 3067 showWorkspace(true, layout); 3068 } 3069 3070 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 3071 try { 3072 PackageManager packageManager = getPackageManager(); 3073 // Look for the toolbar icon specified in the activity meta-data 3074 Bundle metaData = packageManager.getActivityInfo( 3075 activityName, PackageManager.GET_META_DATA).metaData; 3076 if (metaData != null) { 3077 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 3078 if (iconResId != 0) { 3079 Resources res = packageManager.getResourcesForActivity(activityName); 3080 return res.getDrawable(iconResId); 3081 } 3082 } 3083 } catch (NameNotFoundException e) { 3084 // Do nothing 3085 } 3086 return null; 3087 } 3088 3089 // if successful in getting icon, return it; otherwise, set button to use default drawable 3090 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 3091 int buttonId, ComponentName activityName, int fallbackDrawableId) { 3092 TextView button = (TextView) findViewById(buttonId); 3093 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 3094 3095 // If we were unable to find the icon via the meta-data, use a generic one 3096 if (toolbarIcon == null) { 3097 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 3098 return null; 3099 } else { 3100 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 3101 return toolbarIcon.getConstantState(); 3102 } 3103 } 3104 3105 // if successful in getting icon, return it; otherwise, set button to use default drawable 3106 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 3107 int buttonId, ComponentName activityName, int fallbackDrawableId) { 3108 ImageView button = (ImageView) findViewById(buttonId); 3109 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 3110 3111 // If we were unable to find the icon via the meta-data, use a generic one 3112 if (toolbarIcon == null) { 3113 button.setImageResource(fallbackDrawableId); 3114 return null; 3115 } else { 3116 button.setImageDrawable(toolbarIcon); 3117 return toolbarIcon.getConstantState(); 3118 } 3119 } 3120 3121 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3122 TextView button = (TextView) findViewById(buttonId); 3123 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 3124 } 3125 3126 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3127 ImageView button = (ImageView) findViewById(buttonId); 3128 button.setImageDrawable(d.newDrawable(getResources())); 3129 } 3130 3131 private void updateGlobalSearchIcon() { 3132 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 3133 final View searchDivider = findViewById(R.id.search_divider); 3134 3135 final SearchManager searchManager = 3136 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3137 ComponentName activityName = searchManager.getGlobalSearchActivity(); 3138 if (activityName != null) { 3139 // In landscape mode on the Phone UI, we only have enough space to show the magnifying 3140 // glass icon 3141 boolean iconLoaded = false; 3142 if (!LauncherApplication.isScreenLarge()) { 3143 // TODO-APPS_CUSTOMIZE: Remove when the QSB fixes itself? 3144 int orientation = getResources().getConfiguration().orientation; 3145 if (orientation == Configuration.ORIENTATION_LANDSCAPE) { 3146 searchButton.setImageResource(R.drawable.ic_generic_search); 3147 iconLoaded = true; 3148 sGlobalSearchIcon = null; 3149 } 3150 } 3151 if (!iconLoaded) { 3152 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 3153 R.id.search_button, activityName, R.drawable.ic_generic_search); 3154 } 3155 searchButton.setVisibility(View.VISIBLE); 3156 searchDivider.setVisibility(View.VISIBLE); 3157 } else { 3158 searchButton.setVisibility(View.GONE); 3159 searchDivider.setVisibility(View.GONE); 3160 } 3161 } 3162 3163 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 3164 updateButtonWithDrawable(R.id.search_button, d); 3165 } 3166 3167 private void updateVoiceSearchIcon() { 3168 final View searchDivider = findViewById(R.id.search_divider); 3169 final View voiceButton = findViewById(R.id.voice_button); 3170 3171 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3172 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3173 if (activityName != null) { 3174 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 3175 R.id.voice_button, activityName, R.drawable.ic_voice_search); 3176 searchDivider.setVisibility(View.VISIBLE); 3177 voiceButton.setVisibility(View.VISIBLE); 3178 } else { 3179 searchDivider.setVisibility(View.GONE); 3180 voiceButton.setVisibility(View.GONE); 3181 } 3182 } 3183 3184 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3185 updateButtonWithDrawable(R.id.voice_button, d); 3186 } 3187 3188 /** 3189 * Sets the app market icon (shown when all apps is visible on x-large screens) 3190 */ 3191 private void updateAppMarketIcon() { 3192 final View marketButton = findViewById(R.id.market_button); 3193 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3194 // Find the app market activity by resolving an intent. 3195 // (If multiple app markets are installed, it will return the ResolverActivity.) 3196 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3197 if (activityName != null) { 3198 mAppMarketIntent = intent; 3199 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 3200 R.id.market_button, activityName, R.drawable.app_market_generic); 3201 marketButton.setVisibility(View.VISIBLE); 3202 } else { 3203 // We should hide and disable the view so that we don't try and restore the visibility 3204 // of it when we swap between drag & normal states from IconDropTarget subclasses. 3205 marketButton.setVisibility(View.GONE); 3206 marketButton.setEnabled(false); 3207 } 3208 } 3209 3210 private void updateAppMarketIcon(Drawable.ConstantState d) { 3211 updateTextButtonWithDrawable(R.id.market_button, d); 3212 } 3213 3214 /** 3215 * Displays the shortcut creation dialog and launches, if necessary, the 3216 * appropriate activity. 3217 */ 3218 private class CreateShortcut implements DialogInterface.OnClickListener, 3219 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 3220 DialogInterface.OnShowListener { 3221 3222 private AddAdapter mAdapter; 3223 3224 Dialog createDialog() { 3225 mAdapter = new AddAdapter(Launcher.this); 3226 3227 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 3228 AlertDialog.THEME_HOLO_DARK); 3229 builder.setTitle(getString(R.string.menu_item_add_item)); 3230 builder.setAdapter(mAdapter, this); 3231 3232 AlertDialog dialog = builder.create(); 3233 dialog.setOnCancelListener(this); 3234 dialog.setOnDismissListener(this); 3235 dialog.setOnShowListener(this); 3236 3237 return dialog; 3238 } 3239 3240 public void onCancel(DialogInterface dialog) { 3241 mWaitingForResult = false; 3242 cleanup(); 3243 } 3244 3245 public void onDismiss(DialogInterface dialog) { 3246 mWaitingForResult = false; 3247 cleanup(); 3248 } 3249 3250 private void cleanup() { 3251 try { 3252 dismissDialog(DIALOG_CREATE_SHORTCUT); 3253 } catch (Exception e) { 3254 // An exception is thrown if the dialog is not visible, which is fine 3255 } 3256 } 3257 3258 /** 3259 * Handle the action clicked in the "Add to home" dialog. 3260 */ 3261 public void onClick(DialogInterface dialog, int which) { 3262 Resources res = getResources(); 3263 cleanup(); 3264 3265 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 3266 switch (item.actionTag) { 3267 case AddAdapter.ITEM_SHORTCUT: { 3268 pickShortcut(); 3269 break; 3270 } 3271 case AddAdapter.ITEM_APPLICATION: { 3272 if (mAppsCustomizeTabHost != null) { 3273 mAppsCustomizeTabHost.selectAppsTab(); 3274 } 3275 showAllApps(true); 3276 break; 3277 } 3278 case AddAdapter.ITEM_APPWIDGET: { 3279 if (mAppsCustomizeTabHost != null) { 3280 mAppsCustomizeTabHost.selectWidgetsTab(); 3281 } 3282 showAllApps(true); 3283 break; 3284 } 3285 case AddAdapter.ITEM_WALLPAPER: { 3286 startWallpaper(); 3287 break; 3288 } 3289 } 3290 } 3291 3292 public void onShow(DialogInterface dialog) { 3293 mWaitingForResult = true; 3294 } 3295 } 3296 3297 /** 3298 * Receives notifications when applications are added/removed. 3299 */ 3300 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3301 @Override 3302 public void onReceive(Context context, Intent intent) { 3303 closeSystemDialogs(); 3304 String reason = intent.getStringExtra("reason"); 3305 if (!"homekey".equals(reason)) { 3306 boolean animate = true; 3307 if (mPaused || "lock".equals(reason)) { 3308 animate = false; 3309 } 3310 showWorkspace(animate); 3311 } 3312 } 3313 } 3314 3315 /** 3316 * Receives notifications whenever the appwidgets are reset. 3317 */ 3318 private class AppWidgetResetObserver extends ContentObserver { 3319 public AppWidgetResetObserver() { 3320 super(new Handler()); 3321 } 3322 3323 @Override 3324 public void onChange(boolean selfChange) { 3325 onAppWidgetReset(); 3326 } 3327 } 3328 3329 /** 3330 * If the activity is currently paused, signal that we need to re-run the loader 3331 * in onResume. 3332 * 3333 * This needs to be called from incoming places where resources might have been loaded 3334 * while we are paused. That is becaues the Configuration might be wrong 3335 * when we're not running, and if it comes back to what it was when we 3336 * were paused, we are not restarted. 3337 * 3338 * Implementation of the method from LauncherModel.Callbacks. 3339 * 3340 * @return true if we are currently paused. The caller might be able to 3341 * skip some work in that case since we will come back again. 3342 */ 3343 public boolean setLoadOnResume() { 3344 if (mPaused) { 3345 Log.i(TAG, "setLoadOnResume"); 3346 mOnResumeNeedsLoad = true; 3347 return true; 3348 } else { 3349 return false; 3350 } 3351 } 3352 3353 /** 3354 * Implementation of the method from LauncherModel.Callbacks. 3355 */ 3356 public int getCurrentWorkspaceScreen() { 3357 if (mWorkspace != null) { 3358 return mWorkspace.getCurrentPage(); 3359 } else { 3360 return SCREEN_COUNT / 2; 3361 } 3362 } 3363 3364 void setAllAppsPagedView(AllAppsPagedView view) { 3365 mAllAppsPagedView = view; 3366 } 3367 3368 /** 3369 * Refreshes the shortcuts shown on the workspace. 3370 * 3371 * Implementation of the method from LauncherModel.Callbacks. 3372 */ 3373 public void startBinding() { 3374 final Workspace workspace = mWorkspace; 3375 3376 mWorkspace.clearDropTargets(); 3377 int count = workspace.getChildCount(); 3378 for (int i = 0; i < count; i++) { 3379 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3380 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3381 layoutParent.removeAllViewsInLayout(); 3382 } 3383 3384 if (DEBUG_USER_INTERFACE) { 3385 android.widget.Button finishButton = new android.widget.Button(this); 3386 finishButton.setText("Finish"); 3387 workspace.addInScreen(finishButton, 1, 0, 0, 1, 1); 3388 3389 finishButton.setOnClickListener(new android.widget.Button.OnClickListener() { 3390 public void onClick(View v) { 3391 finish(); 3392 } 3393 }); 3394 } 3395 3396 // This wasn't being called before which resulted in a leak of AppWidgetHostViews (through 3397 // mDesktopItems -> AppWidgetInfo -> hostView). 3398 unbindDesktopItems(); 3399 } 3400 3401 /** 3402 * Bind the items start-end from the list. 3403 * 3404 * Implementation of the method from LauncherModel.Callbacks. 3405 */ 3406 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3407 3408 setLoadOnResume(); 3409 3410 final Workspace workspace = mWorkspace; 3411 3412 for (int i=start; i<end; i++) { 3413 final ItemInfo item = shortcuts.get(i); 3414 mDesktopItems.add(item); 3415 switch (item.itemType) { 3416 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3417 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3418 final View shortcut = createShortcut((ShortcutInfo)item); 3419 workspace.addInScreen(shortcut, item.screen, item.cellX, item.cellY, 1, 1, 3420 false); 3421 break; 3422 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3423 final FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3424 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3425 (FolderInfo) item, mIconCache); 3426 workspace.addInScreen(newFolder, item.screen, item.cellX, item.cellY, 1, 1, 3427 false); 3428 break; 3429 } 3430 } 3431 3432 workspace.requestLayout(); 3433 } 3434 3435 /** 3436 * Implementation of the method from LauncherModel.Callbacks. 3437 */ 3438 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3439 setLoadOnResume(); 3440 sFolders.clear(); 3441 sFolders.putAll(folders); 3442 } 3443 3444 /** 3445 * Add the views for a widget to the workspace. 3446 * 3447 * Implementation of the method from LauncherModel.Callbacks. 3448 */ 3449 public void bindAppWidget(LauncherAppWidgetInfo item) { 3450 setLoadOnResume(); 3451 3452 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3453 if (DEBUG_WIDGETS) { 3454 Log.d(TAG, "bindAppWidget: " + item); 3455 } 3456 final Workspace workspace = mWorkspace; 3457 3458 final int appWidgetId = item.appWidgetId; 3459 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3460 if (DEBUG_WIDGETS) { 3461 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3462 } 3463 3464 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3465 3466 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 3467 item.hostView.setTag(item); 3468 3469 workspace.addInScreen(item.hostView, item.screen, item.cellX, 3470 item.cellY, item.spanX, item.spanY, false); 3471 3472 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3473 3474 workspace.requestLayout(); 3475 3476 mDesktopItems.add(item); 3477 3478 if (DEBUG_WIDGETS) { 3479 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3480 + (SystemClock.uptimeMillis()-start) + "ms"); 3481 } 3482 } 3483 3484 /** 3485 * Callback saying that there aren't any more items to bind. 3486 * 3487 * Implementation of the method from LauncherModel.Callbacks. 3488 */ 3489 public void finishBindingItems() { 3490 setLoadOnResume(); 3491 3492 if (mSavedState != null) { 3493 if (!mWorkspace.hasFocus()) { 3494 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3495 } 3496 3497 final long[] folders = mSavedState.getLongArray(RUNTIME_STATE_FOLDERS); 3498 if (folders != null) { 3499 for (long folderId : folders) { 3500 final FolderInfo info = sFolders.get(folderId); 3501 final FolderIcon folderIcon = (FolderIcon) 3502 mWorkspace.getViewForTag(info); 3503 if (folderIcon != null) { 3504 openFolder(folderIcon); 3505 } 3506 } 3507 final Folder openFolder = mWorkspace.getOpenFolder(); 3508 if (openFolder != null) { 3509 openFolder.requestFocus(); 3510 } 3511 } 3512 3513 mSavedState = null; 3514 } 3515 3516 if (mSavedInstanceState != null) { 3517 super.onRestoreInstanceState(mSavedInstanceState); 3518 mSavedInstanceState = null; 3519 } 3520 3521 // Workaround a bug that occurs when rotating the device while the customization mode is 3522 // open, we trigger a new layout on all the CellLayout children. 3523 if (LauncherApplication.isScreenLarge() && (mState == State.CUSTOMIZE)) { 3524 final int childCount = mWorkspace.getChildCount(); 3525 for (int i = 0; i < childCount; ++i) { 3526 mWorkspace.getChildAt(i).requestLayout(); 3527 } 3528 } 3529 3530 mWorkspaceLoading = false; 3531 3532 // If we received the result of any pending adds while the loader was running (e.g. the 3533 // widget configuration forced an orientation change), process them now. 3534 for (int i = 0; i < sPendingAddList.size(); i++) { 3535 completeAdd(sPendingAddList.get(i)); 3536 } 3537 sPendingAddList.clear(); 3538 } 3539 3540 /** 3541 * Updates the icons on the launcher that are affected by changes to the package list 3542 * on the device. 3543 */ 3544 private void updateIconsAffectedByPackageManagerChanges() { 3545 updateAppMarketIcon(); 3546 updateGlobalSearchIcon(); 3547 updateVoiceSearchIcon(); 3548 } 3549 3550 /** 3551 * Add the icons for all apps. 3552 * 3553 * Implementation of the method from LauncherModel.Callbacks. 3554 */ 3555 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 3556 if (mAllAppsGrid != null) { 3557 mAllAppsGrid.setApps(apps); 3558 } 3559 if (mAppsCustomizeContent != null) { 3560 mAppsCustomizeContent.setApps(apps); 3561 } 3562 if (mCustomizePagedView != null) { 3563 mCustomizePagedView.setApps(apps); 3564 } 3565 updateIconsAffectedByPackageManagerChanges(); 3566 } 3567 3568 /** 3569 * A package was installed. 3570 * 3571 * Implementation of the method from LauncherModel.Callbacks. 3572 */ 3573 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3574 setLoadOnResume(); 3575 removeDialog(DIALOG_CREATE_SHORTCUT); 3576 if (mAllAppsGrid != null) { 3577 mAllAppsGrid.addApps(apps); 3578 } 3579 if (mAppsCustomizeContent != null) { 3580 mAppsCustomizeContent.addApps(apps); 3581 } 3582 if (mCustomizePagedView != null) { 3583 mCustomizePagedView.addApps(apps); 3584 } 3585 updateIconsAffectedByPackageManagerChanges(); 3586 } 3587 3588 /** 3589 * A package was updated. 3590 * 3591 * Implementation of the method from LauncherModel.Callbacks. 3592 */ 3593 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3594 setLoadOnResume(); 3595 removeDialog(DIALOG_CREATE_SHORTCUT); 3596 if (mWorkspace != null) { 3597 mWorkspace.updateShortcuts(apps); 3598 } 3599 if (mAllAppsGrid != null) { 3600 mAllAppsGrid.updateApps(apps); 3601 } 3602 if (mAppsCustomizeContent != null) { 3603 mAppsCustomizeContent.updateApps(apps); 3604 } 3605 if (mCustomizePagedView != null) { 3606 mCustomizePagedView.updateApps(apps); 3607 } 3608 updateIconsAffectedByPackageManagerChanges(); 3609 } 3610 3611 /** 3612 * A package was uninstalled. 3613 * 3614 * Implementation of the method from LauncherModel.Callbacks. 3615 */ 3616 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3617 removeDialog(DIALOG_CREATE_SHORTCUT); 3618 if (permanent) { 3619 mWorkspace.removeItems(apps); 3620 } 3621 if (mAllAppsGrid != null) { 3622 mAllAppsGrid.removeApps(apps); 3623 } 3624 if (mAppsCustomizeContent != null) { 3625 mAppsCustomizeContent.removeApps(apps); 3626 } 3627 if (mCustomizePagedView != null) { 3628 mCustomizePagedView.removeApps(apps); 3629 } 3630 updateIconsAffectedByPackageManagerChanges(); 3631 } 3632 3633 /** 3634 * A number of packages were updated. 3635 */ 3636 public void bindPackagesUpdated() { 3637 // update the customization drawer contents 3638 if (mCustomizePagedView != null) { 3639 mCustomizePagedView.update(); 3640 } 3641 if (mAppsCustomizeContent != null) { 3642 mAppsCustomizeContent.onPackagesUpdated(); 3643 } 3644 } 3645 3646 private int mapConfigurationOriActivityInfoOri(int configOri) { 3647 final Display d = getWindowManager().getDefaultDisplay(); 3648 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3649 switch (d.getRotation()) { 3650 case Surface.ROTATION_0: 3651 case Surface.ROTATION_180: 3652 // We are currently in the same basic orientation as the natural orientation 3653 naturalOri = configOri; 3654 break; 3655 case Surface.ROTATION_90: 3656 case Surface.ROTATION_270: 3657 // We are currently in the other basic orientation to the natural orientation 3658 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3659 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3660 break; 3661 } 3662 3663 int[] oriMap = { 3664 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3665 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3666 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3667 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3668 }; 3669 // Since the map starts at portrait, we need to offset if this device's natural orientation 3670 // is landscape. 3671 int indexOffset = 0; 3672 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3673 indexOffset = 1; 3674 } 3675 return oriMap[(d.getRotation() + indexOffset) % 4]; 3676 } 3677 public void lockScreenOrientation() { 3678 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3679 .getConfiguration().orientation)); 3680 } 3681 public void unlockScreenOrientation() { 3682 mHandler.postDelayed(new Runnable() { 3683 public void run() { 3684 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3685 } 3686 }, mRestoreScreenOrientationDelay); 3687 } 3688 3689 /** 3690 * Prints out out state for debugging. 3691 */ 3692 public void dumpState() { 3693 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3694 Log.d(TAG, "mSavedState=" + mSavedState); 3695 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3696 Log.d(TAG, "mRestoring=" + mRestoring); 3697 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3698 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3699 Log.d(TAG, "mDesktopItems.size=" + mDesktopItems.size()); 3700 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3701 mModel.dumpState(); 3702 if (mAllAppsGrid != null) { 3703 mAllAppsGrid.dumpState(); 3704 } 3705 if (mAppsCustomizeContent != null) { 3706 mAppsCustomizeContent.dumpState(); 3707 } 3708 Log.d(TAG, "END launcher2 dump state"); 3709 } 3710} 3711 3712interface LauncherTransitionable { 3713 void onLauncherTransitionStart(Animator animation); 3714 void onLauncherTransitionEnd(Animator animation); 3715} 3716