Launcher.java revision 76fc085d28178a5d4fb3787ede956281a2cc3179
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.app.Activity; 27import android.app.AlertDialog; 28import android.app.Dialog; 29import android.app.SearchManager; 30import android.app.StatusBarManager; 31import android.appwidget.AppWidgetManager; 32import android.appwidget.AppWidgetProviderInfo; 33import android.content.ActivityNotFoundException; 34import android.content.BroadcastReceiver; 35import android.content.ClipData; 36import android.content.ClipDescription; 37import android.content.ComponentName; 38import android.content.ContentResolver; 39import android.content.Context; 40import android.content.DialogInterface; 41import android.content.Intent; 42import android.content.Intent.ShortcutIconResource; 43import android.content.IntentFilter; 44import android.content.pm.ActivityInfo; 45import android.content.pm.PackageManager; 46import android.content.pm.PackageManager.NameNotFoundException; 47import android.content.pm.ResolveInfo; 48import android.content.res.Configuration; 49import android.content.res.Resources; 50import android.content.res.TypedArray; 51import android.database.ContentObserver; 52import android.graphics.Bitmap; 53import android.graphics.Canvas; 54import android.graphics.Rect; 55import android.graphics.drawable.ColorDrawable; 56import android.graphics.drawable.Drawable; 57import android.net.Uri; 58import android.os.AsyncTask; 59import android.os.Bundle; 60import android.os.Environment; 61import android.os.Handler; 62import android.os.Message; 63import android.os.SystemClock; 64import android.os.SystemProperties; 65import android.provider.Settings; 66import android.speech.RecognizerIntent; 67import android.text.Selection; 68import android.text.SpannableStringBuilder; 69import android.text.TextUtils; 70import android.text.method.TextKeyListener; 71import android.util.Log; 72import android.view.Display; 73import android.view.HapticFeedbackConstants; 74import android.view.KeyEvent; 75import android.view.LayoutInflater; 76import android.view.Menu; 77import android.view.MenuItem; 78import android.view.MotionEvent; 79import android.view.Surface; 80import android.view.View; 81import android.view.View.OnClickListener; 82import android.view.View.OnLongClickListener; 83import android.view.ViewGroup; 84import android.view.accessibility.AccessibilityEvent; 85import android.view.animation.DecelerateInterpolator; 86import android.view.inputmethod.InputMethodManager; 87import android.widget.Advanceable; 88import android.widget.EditText; 89import android.widget.ImageView; 90import android.widget.LinearLayout; 91import android.widget.PopupWindow; 92import android.widget.TextView; 93import android.widget.Toast; 94 95import com.android.common.Search; 96import com.android.launcher.R; 97import com.android.launcher2.Workspace.ShrinkState; 98 99import java.io.DataInputStream; 100import java.io.DataOutputStream; 101import java.io.FileNotFoundException; 102import java.io.IOException; 103import java.util.ArrayList; 104import java.util.HashMap; 105import java.util.List; 106 107/** 108 * Default launcher application. 109 */ 110public final class Launcher extends Activity 111 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 112 AllAppsView.Watcher, View.OnTouchListener { 113 static final String TAG = "Launcher"; 114 static final boolean LOGD = false; 115 116 static final boolean PROFILE_STARTUP = false; 117 static final boolean DEBUG_WIDGETS = false; 118 static final boolean DEBUG_USER_INTERFACE = false; 119 120 private static final int MENU_GROUP_ADD = 1; 121 private static final int MENU_GROUP_WALLPAPER = MENU_GROUP_ADD + 1; 122 123 private static final int MENU_ADD = Menu.FIRST + 1; 124 private static final int MENU_MANAGE_APPS = MENU_ADD + 1; 125 private static final int MENU_WALLPAPER_SETTINGS = MENU_MANAGE_APPS + 1; 126 private static final int MENU_SEARCH = MENU_WALLPAPER_SETTINGS + 1; 127 private static final int MENU_NOTIFICATIONS = MENU_SEARCH + 1; 128 private static final int MENU_SETTINGS = MENU_NOTIFICATIONS + 1; 129 130 private static final int REQUEST_CREATE_SHORTCUT = 1; 131 private static final int REQUEST_CREATE_APPWIDGET = 5; 132 private static final int REQUEST_PICK_APPLICATION = 6; 133 private static final int REQUEST_PICK_SHORTCUT = 7; 134 private static final int REQUEST_PICK_APPWIDGET = 9; 135 private static final int REQUEST_PICK_WALLPAPER = 10; 136 137 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 138 139 static final int SCREEN_COUNT = 5; 140 static final int DEFAULT_SCREEN = 2; 141 142 static final int DIALOG_CREATE_SHORTCUT = 1; 143 static final int DIALOG_RENAME_FOLDER = 2; 144 145 private static final String PREFERENCES = "launcher.preferences"; 146 147 // Type: int 148 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 149 // Type: int 150 private static final String RUNTIME_STATE = "launcher.state"; 151 // Type: long 152 private static final String RUNTIME_STATE_FOLDERS = "launcher.folder"; 153 // Type: int 154 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 155 // Type: int 156 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cellX"; 157 // Type: int 158 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cellY"; 159 // Type: boolean 160 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 161 // Type: long 162 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 163 164 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 165 166 /** The different states that Launcher can be in. */ 167 private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED }; 168 private State mState = State.WORKSPACE; 169 private AnimatorSet mStateAnimation; 170 171 static final int APPWIDGET_HOST_ID = 1024; 172 173 private static final Object sLock = new Object(); 174 private static int sScreen = DEFAULT_SCREEN; 175 176 private final BroadcastReceiver mCloseSystemDialogsReceiver 177 = new CloseSystemDialogsIntentReceiver(); 178 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 179 180 private LayoutInflater mInflater; 181 182 private DragController mDragController; 183 private Workspace mWorkspace; 184 185 private AppWidgetManager mAppWidgetManager; 186 private LauncherAppWidgetHost mAppWidgetHost; 187 188 private int mAddScreen = -1; 189 private int mAddIntersectCellX = -1; 190 private int mAddIntersectCellY = -1; 191 private int[] mAddDropPosition; 192 private int[] mTmpAddItemCellCoordinates = new int[2]; 193 194 private FolderInfo mFolderInfo; 195 196 private DeleteZone mDeleteZone; 197 private ViewGroup mButtonCluster; 198 private View mAllAppsButton; 199 private SearchDropTargetBar mSearchDeleteBar; 200 private AppsCustomizeTabHost mAppsCustomizeTabHost; 201 private AppsCustomizePagedView mAppsCustomizeContent; 202 private boolean mAutoAdvanceRunning = false; 203 204 private Bundle mSavedState; 205 206 private SpannableStringBuilder mDefaultKeySsb = null; 207 208 private boolean mWorkspaceLoading = true; 209 210 private boolean mPaused = true; 211 private boolean mRestoring; 212 private boolean mWaitingForResult; 213 private boolean mOnResumeNeedsLoad; 214 215 private Bundle mSavedInstanceState; 216 217 private LauncherModel mModel; 218 private IconCache mIconCache; 219 private boolean mUserPresent = true; 220 private boolean mVisible = false; 221 private boolean mAttached = false; 222 223 private static LocaleConfiguration sLocaleConfiguration = null; 224 225 private ArrayList<ItemInfo> mDesktopItems = new ArrayList<ItemInfo>(); 226 227 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 228 229 // The "signpost" images along the bottom of the screen (only in some layouts) 230 private ImageView mPreviousView; 231 private ImageView mNextView; 232 233 // Hotseats (quick-launch icons next to AllApps) 234 private String[] mHotseatConfig = null; 235 private Intent[] mHotseats = null; 236 private Drawable[] mHotseatIcons = null; 237 private CharSequence[] mHotseatLabels = null; 238 239 private Intent mAppMarketIntent = null; 240 241 // Related to the auto-advancing of widgets 242 private final int ADVANCE_MSG = 1; 243 private final int mAdvanceInterval = 20000; 244 private final int mAdvanceStagger = 250; 245 private long mAutoAdvanceSentTime; 246 private long mAutoAdvanceTimeLeft = -1; 247 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 248 new HashMap<View, AppWidgetProviderInfo>(); 249 250 // Determines how long to wait after a rotation before restoring the screen orientation to 251 // match the sensor state. 252 private final int mRestoreScreenOrientationDelay = 500; 253 254 // External icons saved in case of resource changes, orientation, etc. 255 private static Drawable.ConstantState sGlobalSearchIcon; 256 private static Drawable.ConstantState sVoiceSearchIcon; 257 private static Drawable.ConstantState sAppMarketIcon; 258 259 private DragLayer mDragLayer; 260 261 private BubbleTextView mWaitingForResume; 262 263 private static ArrayList<PendingAddArguments> sPendingAddList 264 = new ArrayList<PendingAddArguments>(); 265 266 private static class PendingAddArguments { 267 int requestCode; 268 Intent intent; 269 int screen; 270 int cellX; 271 int cellY; 272 } 273 274 @Override 275 protected void onCreate(Bundle savedInstanceState) { 276 super.onCreate(savedInstanceState); 277 LauncherApplication app = ((LauncherApplication)getApplication()); 278 mModel = app.setLauncher(this); 279 mIconCache = app.getIconCache(); 280 mDragController = new DragController(this); 281 mInflater = getLayoutInflater(); 282 283 mAppWidgetManager = AppWidgetManager.getInstance(this); 284 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 285 mAppWidgetHost.startListening(); 286 287 if (PROFILE_STARTUP) { 288 android.os.Debug.startMethodTracing( 289 Environment.getExternalStorageDirectory() + "/launcher"); 290 } 291 292 loadHotseats(); 293 checkForLocaleChange(); 294 setContentView(R.layout.launcher); 295 setupViews(); 296 297 registerContentObservers(); 298 299 lockAllApps(); 300 301 mSavedState = savedInstanceState; 302 restoreState(mSavedState); 303 304 // Update customization drawer _after_ restoring the states 305 if (mAppsCustomizeContent != null) { 306 mAppsCustomizeContent.onPackagesUpdated(); 307 } 308 309 if (PROFILE_STARTUP) { 310 android.os.Debug.stopMethodTracing(); 311 } 312 313 if (!mRestoring) { 314 mModel.startLoader(this, true); 315 } 316 317 // For handling default keys 318 mDefaultKeySsb = new SpannableStringBuilder(); 319 Selection.setSelection(mDefaultKeySsb, 0); 320 321 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 322 registerReceiver(mCloseSystemDialogsReceiver, filter); 323 324 // If we have a saved version of these external icons, we load them up immediately 325 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 326 updateIconsAffectedByPackageManagerChanges(); 327 } 328 if (sGlobalSearchIcon != null) { 329 updateGlobalSearchIcon(sGlobalSearchIcon); 330 } 331 if (sVoiceSearchIcon != null) { 332 updateVoiceSearchIcon(sVoiceSearchIcon); 333 } 334 if (sAppMarketIcon != null) { 335 updateAppMarketIcon(sAppMarketIcon); 336 } 337 } 338 339 private void checkForLocaleChange() { 340 if (sLocaleConfiguration == null) { 341 new AsyncTask<Void, Void, LocaleConfiguration>() { 342 @Override 343 protected LocaleConfiguration doInBackground(Void... unused) { 344 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 345 readConfiguration(Launcher.this, localeConfiguration); 346 return localeConfiguration; 347 } 348 349 @Override 350 protected void onPostExecute(LocaleConfiguration result) { 351 sLocaleConfiguration = result; 352 checkForLocaleChange(); // recursive, but now with a locale configuration 353 } 354 }.execute(); 355 return; 356 } 357 358 final Configuration configuration = getResources().getConfiguration(); 359 360 final String previousLocale = sLocaleConfiguration.locale; 361 final String locale = configuration.locale.toString(); 362 363 final int previousMcc = sLocaleConfiguration.mcc; 364 final int mcc = configuration.mcc; 365 366 final int previousMnc = sLocaleConfiguration.mnc; 367 final int mnc = configuration.mnc; 368 369 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 370 371 if (localeChanged) { 372 sLocaleConfiguration.locale = locale; 373 sLocaleConfiguration.mcc = mcc; 374 sLocaleConfiguration.mnc = mnc; 375 376 mIconCache.flush(); 377 loadHotseats(); 378 379 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 380 new Thread("WriteLocaleConfiguration") { 381 @Override 382 public void run() { 383 writeConfiguration(Launcher.this, localeConfiguration); 384 } 385 }.start(); 386 } 387 } 388 389 private static class LocaleConfiguration { 390 public String locale; 391 public int mcc = -1; 392 public int mnc = -1; 393 } 394 395 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 396 DataInputStream in = null; 397 try { 398 in = new DataInputStream(context.openFileInput(PREFERENCES)); 399 configuration.locale = in.readUTF(); 400 configuration.mcc = in.readInt(); 401 configuration.mnc = in.readInt(); 402 } catch (FileNotFoundException e) { 403 // Ignore 404 } catch (IOException e) { 405 // Ignore 406 } finally { 407 if (in != null) { 408 try { 409 in.close(); 410 } catch (IOException e) { 411 // Ignore 412 } 413 } 414 } 415 } 416 417 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 418 DataOutputStream out = null; 419 try { 420 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 421 out.writeUTF(configuration.locale); 422 out.writeInt(configuration.mcc); 423 out.writeInt(configuration.mnc); 424 out.flush(); 425 } catch (FileNotFoundException e) { 426 // Ignore 427 } catch (IOException e) { 428 //noinspection ResultOfMethodCallIgnored 429 context.getFileStreamPath(PREFERENCES).delete(); 430 } finally { 431 if (out != null) { 432 try { 433 out.close(); 434 } catch (IOException e) { 435 // Ignore 436 } 437 } 438 } 439 } 440 441 static int getScreen() { 442 synchronized (sLock) { 443 return sScreen; 444 } 445 } 446 447 static void setScreen(int screen) { 448 synchronized (sLock) { 449 sScreen = screen; 450 } 451 } 452 453 // Note: This doesn't do all the client-id magic that BrowserProvider does 454 // in Browser. (http://b/2425179) 455 private Uri getDefaultBrowserUri() { 456 String url = getString(R.string.default_browser_url); 457 if (url.indexOf("{CID}") != -1) { 458 url = url.replace("{CID}", "android-google"); 459 } 460 return Uri.parse(url); 461 } 462 463 // Load the Intent templates from arrays.xml to populate the hotseats. For 464 // each Intent, if it resolves to a single app, use that as the launch 465 // intent & use that app's label as the contentDescription. Otherwise, 466 // retain the ResolveActivity so the user can pick an app. 467 private void loadHotseats() { 468 if (mHotseatConfig == null) { 469 mHotseatConfig = getResources().getStringArray(R.array.hotseats); 470 if (mHotseatConfig.length > 0) { 471 mHotseats = new Intent[mHotseatConfig.length]; 472 mHotseatLabels = new CharSequence[mHotseatConfig.length]; 473 mHotseatIcons = new Drawable[mHotseatConfig.length]; 474 } else { 475 mHotseats = null; 476 mHotseatIcons = null; 477 mHotseatLabels = null; 478 } 479 480 TypedArray hotseatIconDrawables = getResources().obtainTypedArray(R.array.hotseat_icons); 481 for (int i=0; i<mHotseatConfig.length; i++) { 482 // load icon for this slot; currently unrelated to the actual activity 483 try { 484 mHotseatIcons[i] = hotseatIconDrawables.getDrawable(i); 485 } catch (ArrayIndexOutOfBoundsException ex) { 486 Log.w(TAG, "Missing hotseat_icons array item #" + i); 487 mHotseatIcons[i] = null; 488 } 489 } 490 hotseatIconDrawables.recycle(); 491 } 492 493 PackageManager pm = getPackageManager(); 494 for (int i=0; i<mHotseatConfig.length; i++) { 495 Intent intent = null; 496 if (mHotseatConfig[i].equals("*BROWSER*")) { 497 // magic value meaning "launch user's default web browser" 498 // replace it with a generic web request so we can see if there is indeed a default 499 String defaultUri = getString(R.string.default_browser_url); 500 intent = new Intent( 501 Intent.ACTION_VIEW, 502 ((defaultUri != null) 503 ? Uri.parse(defaultUri) 504 : getDefaultBrowserUri()) 505 ).addCategory(Intent.CATEGORY_BROWSABLE); 506 // note: if the user launches this without a default set, she 507 // will always be taken to the default URL above; this is 508 // unavoidable as we must specify a valid URL in order for the 509 // chooser to appear, and once the user selects something, that 510 // URL is unavoidably sent to the chosen app. 511 } else { 512 try { 513 intent = Intent.parseUri(mHotseatConfig[i], 0); 514 } catch (java.net.URISyntaxException ex) { 515 Log.w(TAG, "Invalid hotseat intent: " + mHotseatConfig[i]); 516 // bogus; leave intent=null 517 } 518 } 519 520 if (intent == null) { 521 mHotseats[i] = null; 522 mHotseatLabels[i] = getText(R.string.activity_not_found); 523 continue; 524 } 525 526 if (LOGD) { 527 Log.d(TAG, "loadHotseats: hotseat " + i 528 + " initial intent=[" 529 + intent.toUri(Intent.URI_INTENT_SCHEME) 530 + "]"); 531 } 532 533 ResolveInfo bestMatch = pm.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY); 534 List<ResolveInfo> allMatches = pm.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY); 535 if (LOGD) { 536 Log.d(TAG, "Best match for intent: " + bestMatch); 537 Log.d(TAG, "All matches: "); 538 for (ResolveInfo ri : allMatches) { 539 Log.d(TAG, " --> " + ri); 540 } 541 } 542 // did this resolve to a single app, or the resolver? 543 if (allMatches.size() == 0 || bestMatch == null) { 544 // can't find any activity to handle this. let's leave the 545 // intent as-is and let Launcher show a toast when it fails 546 // to launch. 547 mHotseats[i] = intent; 548 549 // set accessibility text to "Not installed" 550 mHotseatLabels[i] = getText(R.string.activity_not_found); 551 } else { 552 boolean found = false; 553 for (ResolveInfo ri : allMatches) { 554 if (bestMatch.activityInfo.name.equals(ri.activityInfo.name) 555 && bestMatch.activityInfo.applicationInfo.packageName 556 .equals(ri.activityInfo.applicationInfo.packageName)) { 557 found = true; 558 break; 559 } 560 } 561 562 if (!found) { 563 if (LOGD) Log.d(TAG, "Multiple options, no default yet"); 564 // the bestMatch is probably the ResolveActivity, meaning the 565 // user has not yet selected a default 566 // so: we'll keep the original intent for now 567 mHotseats[i] = intent; 568 569 // set the accessibility text to "Select shortcut" 570 mHotseatLabels[i] = getText(R.string.title_select_shortcut); 571 } else { 572 // we have an app! 573 // now reconstruct the intent to launch it through the front 574 // door 575 ComponentName com = new ComponentName( 576 bestMatch.activityInfo.applicationInfo.packageName, 577 bestMatch.activityInfo.name); 578 mHotseats[i] = new Intent(Intent.ACTION_MAIN).setComponent(com); 579 580 // load the app label for accessibility 581 mHotseatLabels[i] = bestMatch.activityInfo.loadLabel(pm); 582 } 583 } 584 585 if (LOGD) { 586 Log.d(TAG, "loadHotseats: hotseat " + i 587 + " final intent=[" 588 + ((mHotseats[i] == null) 589 ? "null" 590 : mHotseats[i].toUri(Intent.URI_INTENT_SCHEME)) 591 + "] label=[" + mHotseatLabels[i] 592 + "]" 593 ); 594 } 595 } 596 } 597 598 private void completeAdd(PendingAddArguments args) { 599 switch (args.requestCode) { 600 case REQUEST_PICK_APPLICATION: 601 completeAddApplication(args.intent, args.screen, args.cellX, args.cellY); 602 break; 603 case REQUEST_PICK_SHORTCUT: 604 processShortcut(args.intent); 605 break; 606 case REQUEST_CREATE_SHORTCUT: 607 completeAddShortcut(args.intent, args.screen, args.cellX, args.cellY); 608 break; 609 case REQUEST_PICK_APPWIDGET: 610 addAppWidgetFromPick(args.intent); 611 break; 612 case REQUEST_CREATE_APPWIDGET: 613 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 614 completeAddAppWidget(appWidgetId, args.screen); 615 break; 616 case REQUEST_PICK_WALLPAPER: 617 // We just wanted the activity result here so we can clear mWaitingForResult 618 break; 619 } 620 } 621 622 @Override 623 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 624 mWaitingForResult = false; 625 626 // The pattern used here is that a user PICKs a specific application, 627 // which, depending on the target, might need to CREATE the actual target. 628 629 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 630 // launch over to the Music app to actually CREATE_SHORTCUT. 631 632 if (resultCode == RESULT_OK && mAddScreen != -1) { 633 final PendingAddArguments args = new PendingAddArguments(); 634 args.requestCode = requestCode; 635 args.intent = data; 636 args.screen = mAddScreen; 637 args.cellX = mAddIntersectCellX; 638 args.cellY = mAddIntersectCellY; 639 640 // If the loader is still running, defer the add until it is done. 641 if (isWorkspaceLocked()) { 642 sPendingAddList.add(args); 643 } else { 644 completeAdd(args); 645 } 646 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 647 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED && 648 data != null) { 649 // Clean up the appWidgetId if we canceled 650 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 651 if (appWidgetId != -1) { 652 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 653 } 654 } 655 } 656 657 @Override 658 protected void onResume() { 659 super.onResume(); 660 mPaused = false; 661 if (mRestoring || mOnResumeNeedsLoad) { 662 mWorkspaceLoading = true; 663 mModel.startLoader(this, true); 664 mRestoring = false; 665 mOnResumeNeedsLoad = false; 666 } 667 if (mWaitingForResume != null) { 668 mWaitingForResume.setStayPressed(false); 669 } 670 // When we resume Launcher, a different Activity might be responsible for the app 671 // market intent, so refresh the icon 672 updateAppMarketIcon(); 673 } 674 675 @Override 676 protected void onPause() { 677 super.onPause(); 678 // Some launcher layouts don't have a previous and next view 679 if (mPreviousView != null) { 680 dismissPreview(mPreviousView); 681 } 682 if (mNextView != null) { 683 dismissPreview(mNextView); 684 } 685 mPaused = true; 686 mDragController.cancelDrag(); 687 } 688 689 @Override 690 public Object onRetainNonConfigurationInstance() { 691 // Flag the loader to stop early before switching 692 mModel.stopLoader(); 693 if (mAppsCustomizeContent != null) { 694 mAppsCustomizeContent.surrender(); 695 } 696 return Boolean.TRUE; 697 } 698 699 // We can't hide the IME if it was forced open. So don't bother 700 /* 701 @Override 702 public void onWindowFocusChanged(boolean hasFocus) { 703 super.onWindowFocusChanged(hasFocus); 704 705 if (hasFocus) { 706 final InputMethodManager inputManager = (InputMethodManager) 707 getSystemService(Context.INPUT_METHOD_SERVICE); 708 WindowManager.LayoutParams lp = getWindow().getAttributes(); 709 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 710 android.os.Handler()) { 711 protected void onReceiveResult(int resultCode, Bundle resultData) { 712 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 713 } 714 }); 715 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 716 } 717 } 718 */ 719 720 private boolean acceptFilter() { 721 final InputMethodManager inputManager = (InputMethodManager) 722 getSystemService(Context.INPUT_METHOD_SERVICE); 723 return !inputManager.isFullscreenMode(); 724 } 725 726 @Override 727 public boolean onKeyDown(int keyCode, KeyEvent event) { 728 final int uniChar = event.getUnicodeChar(); 729 final boolean handled = super.onKeyDown(keyCode, event); 730 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); 731 if (!handled && acceptFilter() && isKeyNotWhitespace) { 732 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 733 keyCode, event); 734 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 735 // something usable has been typed - start a search 736 // the typed text will be retrieved and cleared by 737 // showSearchDialog() 738 // If there are multiple keystrokes before the search dialog takes focus, 739 // onSearchRequested() will be called for every keystroke, 740 // but it is idempotent, so it's fine. 741 return onSearchRequested(); 742 } 743 } 744 745 // Eat the long press event so the keyboard doesn't come up. 746 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 747 return true; 748 } 749 750 return handled; 751 } 752 753 private String getTypedText() { 754 return mDefaultKeySsb.toString(); 755 } 756 757 private void clearTypedText() { 758 mDefaultKeySsb.clear(); 759 mDefaultKeySsb.clearSpans(); 760 Selection.setSelection(mDefaultKeySsb, 0); 761 } 762 763 /** 764 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 765 * State 766 */ 767 private static State intToState(int stateOrdinal) { 768 State state = State.WORKSPACE; 769 final State[] stateValues = State.values(); 770 for (int i = 0; i < stateValues.length; i++) { 771 if (stateValues[i].ordinal() == stateOrdinal) { 772 state = stateValues[i]; 773 break; 774 } 775 } 776 return state; 777 } 778 779 /** 780 * Restores the previous state, if it exists. 781 * 782 * @param savedState The previous state. 783 */ 784 private void restoreState(Bundle savedState) { 785 if (savedState == null) { 786 return; 787 } 788 789 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 790 791 if (state == State.APPS_CUSTOMIZE) { 792 showAllApps(false); 793 } 794 795 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 796 if (currentScreen > -1) { 797 mWorkspace.setCurrentPage(currentScreen); 798 } 799 800 final int addScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 801 802 if (addScreen > -1) { 803 mAddScreen = addScreen; 804 mAddIntersectCellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 805 mAddIntersectCellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 806 mRestoring = true; 807 } 808 809 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 810 if (renameFolder) { 811 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 812 mFolderInfo = mModel.getFolderById(this, sFolders, id); 813 mRestoring = true; 814 } 815 816 817 // Restore the AppsCustomize tab 818 if (mAppsCustomizeTabHost != null) { 819 String curTab = savedState.getString("apps_customize_currentTab"); 820 if (curTab != null) { 821 // We set this directly so that there is no delay before the tab is set 822 mAppsCustomizeContent.setContentType( 823 mAppsCustomizeTabHost.getContentTypeForTabTag(curTab)); 824 mAppsCustomizeTabHost.setCurrentTabByTag(curTab); 825 } 826 827 // Note: currently we do not restore the page for the AppsCustomize pane because the 828 // change in layout can drastically affect the saved page index 829 } 830 } 831 832 /** 833 * Finds all the views we need and configure them properly. 834 */ 835 private void setupViews() { 836 final DragController dragController = mDragController; 837 838 mDragLayer = (DragLayer) findViewById(R.id.drag_layer); 839 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); 840 841 // Setup the drag layer 842 mDragLayer.setup(this, dragController); 843 844 // Setup the workspace 845 mWorkspace.setHapticFeedbackEnabled(false); 846 mWorkspace.setOnLongClickListener(this); 847 mWorkspace.setup(this, dragController); 848 mWorkspace.setWallpaperDimension(); 849 850 // Get the search/delete bar 851 mSearchDeleteBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar); 852 853 // Setup AppsCustomize 854 mAppsCustomizeTabHost = (AppsCustomizeTabHost) 855 findViewById(R.id.apps_customize_pane); 856 mAppsCustomizeContent = (AppsCustomizePagedView) 857 mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content); 858 mAppsCustomizeContent.setup(this, dragController); 859 860 // Setup AppsCustomize button 861 mAllAppsButton = mDragLayer.findViewById(R.id.all_apps_button); 862 mAllAppsButton.setOnClickListener(new OnClickListener() { 863 public void onClick(View v) { 864 onClickAllAppsButton(v); 865 } 866 }); 867 868 if (!LauncherApplication.isScreenLarge()) { 869 // Setup AppsCustomize button on the phone 870 HandleView handleView = (HandleView) mAllAppsButton; 871 handleView.setLauncher(this); 872 handleView.setOnLongClickListener(this); 873 874 // Setup Hotseat 875 ImageView hotseatLeft = (ImageView) findViewById(R.id.hotseat_left); 876 hotseatLeft.setContentDescription(mHotseatLabels[0]); 877 hotseatLeft.setImageDrawable(mHotseatIcons[0]); 878 ImageView hotseatRight = (ImageView) findViewById(R.id.hotseat_right); 879 hotseatRight.setContentDescription(mHotseatLabels[1]); 880 hotseatRight.setImageDrawable(mHotseatIcons[1]); 881 882 View.OnKeyListener listener = new IndicatorKeyEventListener(); 883 mPreviousView = (ImageView) mDragLayer.findViewById(R.id.previous_screen); 884 mPreviousView.setOnKeyListener(listener); 885 mNextView = (ImageView) mDragLayer.findViewById(R.id.next_screen); 886 mNextView.setOnKeyListener(listener); 887 888 Drawable previous = mPreviousView.getDrawable(); 889 Drawable next = mNextView.getDrawable(); 890 mWorkspace.setIndicators(previous, next); 891 892 mPreviousView.setHapticFeedbackEnabled(false); 893 mPreviousView.setOnLongClickListener(this); 894 mNextView.setHapticFeedbackEnabled(false); 895 mNextView.setOnLongClickListener(this); 896 } 897 898 if (!LauncherApplication.isScreenLarge()) { 899 // Setup keylistener for button cluster 900 mButtonCluster = (ViewGroup) findViewById(R.id.all_apps_button_cluster); 901 View.OnKeyListener listener = null; 902 if (LauncherApplication.isScreenLarge()) { 903 // For tablets, AllApps lives in the button bar at the top 904 listener = new ButtonBarKeyEventListener(); 905 } else { 906 // For phones, AppsCustomize lives in the "dock" at the bottom 907 listener = new DockKeyEventListener(); 908 } 909 int buttonCount = mButtonCluster.getChildCount(); 910 for (int i = 0; i < buttonCount; ++i) { 911 mButtonCluster.getChildAt(i).setOnKeyListener(listener); 912 } 913 } 914 915 // Setup the drag controller (the drop targets have to be added in reverse order) 916 dragController.setDragScoller(mWorkspace); 917 dragController.setScrollView(mDragLayer); 918 dragController.setMoveTarget(mWorkspace); 919 dragController.addDropTarget(mWorkspace); 920 if (mSearchDeleteBar != null) { 921 mSearchDeleteBar.setup(this, dragController); 922 } 923 } 924 925 @SuppressWarnings({"UnusedDeclaration"}) 926 public void previousScreen(View v) { 927 if (mState != State.APPS_CUSTOMIZE) { 928 mWorkspace.scrollLeft(); 929 } 930 } 931 932 @SuppressWarnings({"UnusedDeclaration"}) 933 public void nextScreen(View v) { 934 if (mState != State.APPS_CUSTOMIZE) { 935 mWorkspace.scrollRight(); 936 } 937 } 938 939 @SuppressWarnings({"UnusedDeclaration"}) 940 public void launchHotSeat(View v) { 941 if (mState == State.APPS_CUSTOMIZE) return; 942 943 int index = -1; 944 if (v.getId() == R.id.hotseat_left) { 945 index = 0; 946 } else if (v.getId() == R.id.hotseat_right) { 947 index = 1; 948 } 949 950 // reload these every tap; you never know when they might change 951 loadHotseats(); 952 if (index >= 0 && index < mHotseats.length && mHotseats[index] != null) { 953 startActivitySafely( 954 mHotseats[index], 955 "hotseat" 956 ); 957 } 958 } 959 960 /** 961 * Creates a view representing a shortcut. 962 * 963 * @param info The data structure describing the shortcut. 964 * 965 * @return A View inflated from R.layout.application. 966 */ 967 View createShortcut(ShortcutInfo info) { 968 return createShortcut(R.layout.application, 969 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 970 } 971 972 /** 973 * Creates a view representing a shortcut inflated from the specified resource. 974 * 975 * @param layoutResId The id of the XML layout used to create the shortcut. 976 * @param parent The group the shortcut belongs to. 977 * @param info The data structure describing the shortcut. 978 * 979 * @return A View inflated from layoutResId. 980 */ 981 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 982 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 983 favorite.applyFromShortcutInfo(info, mIconCache); 984 favorite.setOnClickListener(this); 985 return favorite; 986 } 987 988 /** 989 * Add an application shortcut to the workspace. 990 * 991 * @param data The intent describing the application. 992 * @param cellInfo The position on screen where to create the shortcut. 993 */ 994 void completeAddApplication(Intent data, int screen, 995 int intersectCellX, int intersectCellY) { 996 final int[] cellXY = mTmpAddItemCellCoordinates; 997 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 998 999 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1000 showOutOfSpaceMessage(); 1001 return; 1002 } 1003 1004 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 1005 1006 if (info != null) { 1007 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 1008 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1009 info.container = ItemInfo.NO_ID; 1010 mWorkspace.addApplicationShortcut(info, screen, cellXY[0], cellXY[1], 1011 isWorkspaceLocked(), mAddIntersectCellX, mAddIntersectCellY); 1012 } else { 1013 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1014 } 1015 } 1016 1017 /** 1018 * Add a shortcut to the workspace. 1019 * 1020 * @param data The intent describing the shortcut. 1021 * @param cellInfo The position on screen where to create the shortcut. 1022 */ 1023 private void completeAddShortcut(Intent data, int screen, 1024 int intersectCellX, int intersectCellY) { 1025 final int[] cellXY = mTmpAddItemCellCoordinates; 1026 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1027 1028 int[] touchXY = mAddDropPosition; 1029 boolean foundCellSpan = false; 1030 if (touchXY != null) { 1031 // when dragging and dropping, just find the closest free spot 1032 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1033 int[] result = screenLayout.findNearestVacantArea( 1034 touchXY[0], touchXY[1], 1, 1, cellXY); 1035 foundCellSpan = (result != null); 1036 } else { 1037 foundCellSpan = layout.findCellForSpanThatIntersects( 1038 cellXY, 1, 1, intersectCellX, intersectCellY); 1039 } 1040 1041 if (!foundCellSpan) { 1042 showOutOfSpaceMessage(); 1043 return; 1044 } 1045 1046 final ShortcutInfo info = mModel.addShortcut( 1047 this, data, screen, cellXY[0], cellXY[1], false); 1048 1049 if (!mRestoring) { 1050 final View view = createShortcut(info); 1051 mWorkspace.addInScreen(view, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1052 } 1053 } 1054 1055 /** 1056 * Add a widget to the workspace. 1057 * 1058 * @param appWidgetId The app widget id 1059 * @param cellInfo The position on screen where to create the widget. 1060 */ 1061 private void completeAddAppWidget(final int appWidgetId, int screen) { 1062 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1063 1064 // Calculate the grid spans needed to fit this widget 1065 CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1066 int[] spanXY = layout.rectToCell(appWidgetInfo.minWidth, appWidgetInfo.minHeight, null); 1067 1068 // Try finding open space on Launcher screen 1069 // We have saved the position to which the widget was dragged-- this really only matters 1070 // if we are placing widgets on a "spring-loaded" screen 1071 final int[] cellXY = mTmpAddItemCellCoordinates; 1072 1073 int[] touchXY = mAddDropPosition; 1074 boolean foundCellSpan = false; 1075 if (touchXY != null) { 1076 // when dragging and dropping, just find the closest free spot 1077 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1078 int[] result = screenLayout.findNearestVacantArea( 1079 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 1080 foundCellSpan = (result != null); 1081 } else { 1082 // if we long pressed on an empty cell to bring up a menu, 1083 // make sure we intersect the empty cell 1084 // if mAddIntersectCellX/Y are -1 (e.g. we used menu -> add) then 1085 // findCellForSpanThatIntersects will just ignore them 1086 foundCellSpan = layout.findCellForSpanThatIntersects(cellXY, spanXY[0], spanXY[1], 1087 mAddIntersectCellX, mAddIntersectCellY); 1088 } 1089 1090 if (!foundCellSpan) { 1091 if (appWidgetId != -1) { 1092 // Deleting an app widget ID is a void call but writes to disk before returning 1093 // to the caller... 1094 final LauncherAppWidgetHost appWidgetHost = mAppWidgetHost; 1095 new Thread("deleteAppWidgetId") { 1096 public void run() { 1097 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1098 } 1099 }.start(); 1100 } 1101 showOutOfSpaceMessage(); 1102 return; 1103 } 1104 1105 // Build Launcher-specific widget info and save to database 1106 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 1107 launcherInfo.spanX = spanXY[0]; 1108 launcherInfo.spanY = spanXY[1]; 1109 1110 LauncherModel.addItemToDatabase(this, launcherInfo, 1111 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1112 screen, cellXY[0], cellXY[1], false); 1113 1114 if (!mRestoring) { 1115 mDesktopItems.add(launcherInfo); 1116 1117 // Perform actual inflation because we're live 1118 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1119 1120 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1121 launcherInfo.hostView.setTag(launcherInfo); 1122 1123 mWorkspace.addInScreen(launcherInfo.hostView, screen, cellXY[0], cellXY[1], 1124 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1125 1126 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1127 } 1128 } 1129 1130 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1131 @Override 1132 public void onReceive(Context context, Intent intent) { 1133 final String action = intent.getAction(); 1134 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1135 mUserPresent = false; 1136 updateRunning(); 1137 1138 // Reset AllApps to it's initial state 1139 if (mAppsCustomizeContent != null) { 1140 mAppsCustomizeContent.reset(); 1141 } 1142 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1143 mUserPresent = true; 1144 updateRunning(); 1145 } 1146 } 1147 }; 1148 1149 @Override 1150 public void onAttachedToWindow() { 1151 super.onAttachedToWindow(); 1152 1153 // Listen for broadcasts related to user-presence 1154 final IntentFilter filter = new IntentFilter(); 1155 filter.addAction(Intent.ACTION_SCREEN_OFF); 1156 filter.addAction(Intent.ACTION_USER_PRESENT); 1157 registerReceiver(mReceiver, filter); 1158 1159 mAttached = true; 1160 mVisible = true; 1161 } 1162 1163 @Override 1164 public void onDetachedFromWindow() { 1165 super.onDetachedFromWindow(); 1166 mVisible = false; 1167 1168 if (mAttached) { 1169 unregisterReceiver(mReceiver); 1170 mAttached = false; 1171 } 1172 updateRunning(); 1173 } 1174 1175 public void onWindowVisibilityChanged(int visibility) { 1176 mVisible = visibility == View.VISIBLE; 1177 updateRunning(); 1178 } 1179 1180 private void sendAdvanceMessage(long delay) { 1181 mHandler.removeMessages(ADVANCE_MSG); 1182 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1183 mHandler.sendMessageDelayed(msg, delay); 1184 mAutoAdvanceSentTime = System.currentTimeMillis(); 1185 } 1186 1187 private void updateRunning() { 1188 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1189 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1190 mAutoAdvanceRunning = autoAdvanceRunning; 1191 if (autoAdvanceRunning) { 1192 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1193 sendAdvanceMessage(delay); 1194 } else { 1195 if (!mWidgetsToAdvance.isEmpty()) { 1196 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1197 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1198 } 1199 mHandler.removeMessages(ADVANCE_MSG); 1200 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1201 } 1202 } 1203 } 1204 1205 private final Handler mHandler = new Handler() { 1206 @Override 1207 public void handleMessage(Message msg) { 1208 if (msg.what == ADVANCE_MSG) { 1209 int i = 0; 1210 for (View key: mWidgetsToAdvance.keySet()) { 1211 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1212 final int delay = mAdvanceStagger * i; 1213 if (v instanceof Advanceable) { 1214 postDelayed(new Runnable() { 1215 public void run() { 1216 ((Advanceable) v).advance(); 1217 } 1218 }, delay); 1219 } 1220 i++; 1221 } 1222 sendAdvanceMessage(mAdvanceInterval); 1223 } 1224 } 1225 }; 1226 1227 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1228 if (appWidgetInfo.autoAdvanceViewId == -1) return; 1229 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1230 if (v instanceof Advanceable) { 1231 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1232 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1233 updateRunning(); 1234 } 1235 } 1236 1237 void removeWidgetToAutoAdvance(View hostView) { 1238 if (mWidgetsToAdvance.containsKey(hostView)) { 1239 mWidgetsToAdvance.remove(hostView); 1240 updateRunning(); 1241 } 1242 } 1243 1244 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1245 mDesktopItems.remove(launcherInfo); 1246 removeWidgetToAutoAdvance(launcherInfo.hostView); 1247 launcherInfo.hostView = null; 1248 } 1249 1250 void showOutOfSpaceMessage() { 1251 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1252 } 1253 1254 public LauncherAppWidgetHost getAppWidgetHost() { 1255 return mAppWidgetHost; 1256 } 1257 1258 public LauncherModel getModel() { 1259 return mModel; 1260 } 1261 1262 void closeSystemDialogs() { 1263 getWindow().closeAllPanels(); 1264 1265 try { 1266 dismissDialog(DIALOG_CREATE_SHORTCUT); 1267 // Unlock the workspace if the dialog was showing 1268 } catch (Exception e) { 1269 // An exception is thrown if the dialog is not visible, which is fine 1270 } 1271 1272 try { 1273 dismissDialog(DIALOG_RENAME_FOLDER); 1274 // Unlock the workspace if the dialog was showing 1275 } catch (Exception e) { 1276 // An exception is thrown if the dialog is not visible, which is fine 1277 } 1278 1279 // Whatever we were doing is hereby canceled. 1280 mWaitingForResult = false; 1281 } 1282 1283 @Override 1284 protected void onNewIntent(Intent intent) { 1285 super.onNewIntent(intent); 1286 1287 // Close the menu 1288 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1289 // also will cancel mWaitingForResult. 1290 closeSystemDialogs(); 1291 1292 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1293 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1294 1295 // In all these cases, only animate if we're already on home 1296 mWorkspace.unshrink(alreadyOnHome); 1297 mWorkspace.exitWidgetResizeMode(); 1298 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1299 mWorkspace.moveToDefaultScreen(true); 1300 } 1301 showWorkspace(alreadyOnHome); 1302 1303 final View v = getWindow().peekDecorView(); 1304 if (v != null && v.getWindowToken() != null) { 1305 InputMethodManager imm = (InputMethodManager)getSystemService( 1306 INPUT_METHOD_SERVICE); 1307 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1308 } 1309 1310 // Reset AllApps to it's initial state 1311 if (mAppsCustomizeContent != null) { 1312 mAppsCustomizeContent.reset(); 1313 } 1314 } 1315 } 1316 1317 @Override 1318 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1319 // Do not call super here 1320 mSavedInstanceState = savedInstanceState; 1321 } 1322 1323 @Override 1324 protected void onSaveInstanceState(Bundle outState) { 1325 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1326 1327 final ArrayList<Folder> folders = mWorkspace.getOpenFolders(); 1328 if (folders.size() > 0) { 1329 final int count = folders.size(); 1330 long[] ids = new long[count]; 1331 for (int i = 0; i < count; i++) { 1332 final FolderInfo info = folders.get(i).getInfo(); 1333 ids[i] = info.id; 1334 } 1335 outState.putLongArray(RUNTIME_STATE_FOLDERS, ids); 1336 } else { 1337 super.onSaveInstanceState(outState); 1338 } 1339 1340 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1341 1342 if (mAddScreen > -1 && mWaitingForResult) { 1343 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mAddScreen); 1344 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mAddIntersectCellX); 1345 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mAddIntersectCellY); 1346 } 1347 1348 if (mFolderInfo != null && mWaitingForResult) { 1349 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1350 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1351 } 1352 1353 // Save the current AppsCustomize tab 1354 if (mAppsCustomizeTabHost != null) { 1355 String currentTabTag = mAppsCustomizeTabHost.getCurrentTabTag(); 1356 if (currentTabTag != null) { 1357 outState.putString("apps_customize_currentTab", currentTabTag); 1358 } 1359 } 1360 } 1361 1362 @Override 1363 public void onDestroy() { 1364 super.onDestroy(); 1365 1366 // Stop callbacks from LauncherModel 1367 LauncherApplication app = ((LauncherApplication) getApplication()); 1368 mModel.stopLoader(); 1369 app.setLauncher(null); 1370 1371 try { 1372 mAppWidgetHost.stopListening(); 1373 } catch (NullPointerException ex) { 1374 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1375 } 1376 mAppWidgetHost = null; 1377 1378 mWidgetsToAdvance.clear(); 1379 1380 TextKeyListener.getInstance().release(); 1381 1382 1383 unbindDesktopItems(); 1384 1385 getContentResolver().unregisterContentObserver(mWidgetObserver); 1386 1387 // Some launcher layouts don't have a previous and next view 1388 if (mPreviousView != null) { 1389 dismissPreview(mPreviousView); 1390 } 1391 if (mNextView != null) { 1392 dismissPreview(mNextView); 1393 } 1394 1395 unregisterReceiver(mCloseSystemDialogsReceiver); 1396 1397 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1398 mWorkspace.removeAllViews(); 1399 mWorkspace = null; 1400 mDragController = null; 1401 1402 ValueAnimator.clearAllAnimations(); 1403 } 1404 1405 public DragController getDragController() { 1406 return mDragController; 1407 } 1408 1409 @Override 1410 public void startActivityForResult(Intent intent, int requestCode) { 1411 if (requestCode >= 0) mWaitingForResult = true; 1412 super.startActivityForResult(intent, requestCode); 1413 } 1414 1415 @Override 1416 public void startSearch(String initialQuery, boolean selectInitialQuery, 1417 Bundle appSearchData, boolean globalSearch) { 1418 1419 showWorkspace(true); 1420 1421 if (initialQuery == null) { 1422 // Use any text typed in the launcher as the initial query 1423 initialQuery = getTypedText(); 1424 clearTypedText(); 1425 } 1426 if (appSearchData == null) { 1427 appSearchData = new Bundle(); 1428 appSearchData.putString(Search.SOURCE, "launcher-search"); 1429 } 1430 1431 final SearchManager searchManager = 1432 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1433 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1434 appSearchData, globalSearch); 1435 } 1436 1437 @Override 1438 public boolean onCreateOptionsMenu(Menu menu) { 1439 if (isWorkspaceLocked()) { 1440 return false; 1441 } 1442 1443 super.onCreateOptionsMenu(menu); 1444 1445 menu.add(MENU_GROUP_ADD, MENU_ADD, 0, R.string.menu_add) 1446 .setIcon(android.R.drawable.ic_menu_add) 1447 .setAlphabeticShortcut('A'); 1448 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1449 .setIcon(android.R.drawable.ic_menu_manage) 1450 .setAlphabeticShortcut('M'); 1451 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1452 .setIcon(android.R.drawable.ic_menu_gallery) 1453 .setAlphabeticShortcut('W'); 1454 menu.add(0, MENU_SEARCH, 0, R.string.menu_search) 1455 .setIcon(android.R.drawable.ic_search_category_default) 1456 .setAlphabeticShortcut(SearchManager.MENU_KEY); 1457 menu.add(0, MENU_NOTIFICATIONS, 0, R.string.menu_notifications) 1458 .setIcon(com.android.internal.R.drawable.ic_menu_notifications) 1459 .setAlphabeticShortcut('N'); 1460 1461 final Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1462 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1463 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1464 1465 menu.add(0, MENU_SETTINGS, 0, R.string.menu_settings) 1466 .setIcon(android.R.drawable.ic_menu_preferences).setAlphabeticShortcut('P') 1467 .setIntent(settings); 1468 1469 return true; 1470 } 1471 1472 @Override 1473 public boolean onPrepareOptionsMenu(Menu menu) { 1474 super.onPrepareOptionsMenu(menu); 1475 1476 // TODO-APPS_CUSTOMIZE: Remove this for the phone UI at some point, along with all the menu 1477 // related code? 1478 if (mAppsCustomizeContent != null && mAppsCustomizeContent.isAnimating()) return false; 1479 1480 return true; 1481 } 1482 1483 @Override 1484 public boolean onOptionsItemSelected(MenuItem item) { 1485 switch (item.getItemId()) { 1486 case MENU_ADD: 1487 addItems(); 1488 return true; 1489 case MENU_MANAGE_APPS: 1490 manageApps(); 1491 return true; 1492 case MENU_WALLPAPER_SETTINGS: 1493 startWallpaper(); 1494 return true; 1495 case MENU_SEARCH: 1496 onSearchRequested(); 1497 return true; 1498 case MENU_NOTIFICATIONS: 1499 showNotifications(); 1500 return true; 1501 } 1502 1503 return super.onOptionsItemSelected(item); 1504 } 1505 1506 /** 1507 * Indicates that we want global search for this activity by setting the globalSearch 1508 * argument for {@link #startSearch} to true. 1509 */ 1510 1511 @Override 1512 public boolean onSearchRequested() { 1513 startSearch(null, false, null, true); 1514 return true; 1515 } 1516 1517 public boolean isWorkspaceLocked() { 1518 return mWorkspaceLoading || mWaitingForResult; 1519 } 1520 1521 // Is the workspace preview (brought up by long-pressing on a signpost icon) visible? 1522 private boolean isPreviewVisible() { 1523 return (mPreviousView != null && mPreviousView.getTag() != null) || 1524 (mNextView != null && mNextView.getTag() != null); 1525 } 1526 1527 private void addItems() { 1528 showWorkspace(true); 1529 showAddDialog(-1, -1); 1530 } 1531 1532 private void resetAddInfo() { 1533 mAddScreen = -1; 1534 mAddIntersectCellX = -1; 1535 mAddIntersectCellY = -1; 1536 mAddDropPosition = null; 1537 } 1538 1539 void addAppWidgetFromDrop(PendingAddWidgetInfo info, int screen, int[] position) { 1540 resetAddInfo(); 1541 mAddScreen = screen; 1542 mAddDropPosition = position; 1543 1544 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1545 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1546 addAppWidgetImpl(appWidgetId, info); 1547 } 1548 1549 private void manageApps() { 1550 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1551 } 1552 1553 void addAppWidgetFromPick(Intent data) { 1554 // TODO: catch bad widget exception when sent 1555 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1556 // TODO: Is this log message meaningful? 1557 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1558 addAppWidgetImpl(appWidgetId, null); 1559 } 1560 1561 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1562 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1563 1564 if (appWidget.configure != null) { 1565 // Launch over to configure widget, if needed 1566 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1567 intent.setComponent(appWidget.configure); 1568 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1569 if (info != null) { 1570 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1571 intent.putExtra( 1572 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1573 info.mimeType); 1574 1575 final String mimeType = info.mimeType; 1576 final ClipData clipData = (ClipData) info.configurationData; 1577 final ClipDescription clipDesc = clipData.getDescription(); 1578 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1579 if (clipDesc.getMimeType(i).equals(mimeType)) { 1580 final ClipData.Item item = clipData.getItemAt(i); 1581 final CharSequence stringData = item.getText(); 1582 final Uri uriData = item.getUri(); 1583 final Intent intentData = item.getIntent(); 1584 final String key = 1585 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1586 if (uriData != null) { 1587 intent.putExtra(key, uriData); 1588 } else if (intentData != null) { 1589 intent.putExtra(key, intentData); 1590 } else if (stringData != null) { 1591 intent.putExtra(key, stringData); 1592 } 1593 break; 1594 } 1595 } 1596 } 1597 } 1598 1599 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1600 } else { 1601 // Otherwise just add it 1602 completeAddAppWidget(appWidgetId, mAddScreen); 1603 } 1604 } 1605 1606 void processShortcutFromDrop(ComponentName componentName, int screen, int[] position) { 1607 resetAddInfo(); 1608 mAddScreen = screen; 1609 mAddDropPosition = position; 1610 1611 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1612 createShortcutIntent.setComponent(componentName); 1613 processShortcut(createShortcutIntent); 1614 } 1615 1616 void processShortcut(Intent intent) { 1617 // Handle case where user selected "Applications" 1618 String applicationName = getResources().getString(R.string.group_applications); 1619 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1620 1621 if (applicationName != null && applicationName.equals(shortcutName)) { 1622 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1623 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1624 1625 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1626 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1627 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1628 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1629 } else { 1630 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1631 } 1632 } 1633 1634 void processWallpaper(Intent intent) { 1635 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1636 } 1637 1638 FolderIcon addFolder(int screen, int intersectCellX, int intersectCellY) { 1639 FolderInfo folderInfo = new FolderInfo(); 1640 folderInfo.title = getText(R.string.folder_name); 1641 1642 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1643 final int[] cellXY = mTmpAddItemCellCoordinates; 1644 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1645 showOutOfSpaceMessage(); 1646 return null; 1647 } 1648 1649 // Update the model 1650 LauncherModel.addItemToDatabase(this, folderInfo, 1651 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1652 screen, cellXY[0], cellXY[1], false); 1653 sFolders.put(folderInfo.id, folderInfo); 1654 1655 // Create the view 1656 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 1657 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), 1658 folderInfo, mIconCache); 1659 mWorkspace.addInScreen(newFolder, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1660 return newFolder; 1661 } 1662 1663 void removeFolder(FolderInfo folder) { 1664 sFolders.remove(folder.id); 1665 } 1666 1667 private void showNotifications() { 1668 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1669 if (statusBar != null) { 1670 statusBar.expand(); 1671 } 1672 } 1673 1674 private void startWallpaper() { 1675 showWorkspace(true); 1676 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1677 Intent chooser = Intent.createChooser(pickWallpaper, 1678 getText(R.string.chooser_wallpaper)); 1679 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1680 // Removed in Eclair MR1 1681// WallpaperManager wm = (WallpaperManager) 1682// getSystemService(Context.WALLPAPER_SERVICE); 1683// WallpaperInfo wi = wm.getWallpaperInfo(); 1684// if (wi != null && wi.getSettingsActivity() != null) { 1685// LabeledIntent li = new LabeledIntent(getPackageName(), 1686// R.string.configure_wallpaper, 0); 1687// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1688// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1689// } 1690 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1691 } 1692 1693 /** 1694 * Registers various content observers. The current implementation registers 1695 * only a favorites observer to keep track of the favorites applications. 1696 */ 1697 private void registerContentObservers() { 1698 ContentResolver resolver = getContentResolver(); 1699 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1700 true, mWidgetObserver); 1701 } 1702 1703 @Override 1704 public boolean dispatchKeyEvent(KeyEvent event) { 1705 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1706 switch (event.getKeyCode()) { 1707 case KeyEvent.KEYCODE_HOME: 1708 return true; 1709 case KeyEvent.KEYCODE_VOLUME_DOWN: 1710 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1711 dumpState(); 1712 return true; 1713 } 1714 break; 1715 } 1716 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1717 switch (event.getKeyCode()) { 1718 case KeyEvent.KEYCODE_HOME: 1719 return true; 1720 } 1721 } 1722 1723 return super.dispatchKeyEvent(event); 1724 } 1725 1726 @Override 1727 public void onBackPressed() { 1728 if (mState == State.APPS_CUSTOMIZE) { 1729 showWorkspace(true); 1730 } else if (mWorkspace.getOpenFolder() != null) { 1731 Folder openFolder = mWorkspace.getOpenFolder(); 1732 if (openFolder.isEditingName()) { 1733 openFolder.dismissEditingName(); 1734 } else { 1735 closeFolder(); 1736 } 1737 } else if (isPreviewVisible()) { 1738 dismissPreview(mPreviousView); 1739 dismissPreview(mNextView); 1740 } else { 1741 mWorkspace.exitWidgetResizeMode(); 1742 1743 // Back button is a no-op here, but give at least some feedback for the button press 1744 mWorkspace.showOutlinesTemporarily(); 1745 } 1746 } 1747 1748 public void closeFolder() { 1749 Folder folder = mWorkspace.getOpenFolder(); 1750 if (folder != null) { 1751 closeFolder(folder); 1752 mDragLayer.setCurrentFolder(null); 1753 } 1754 } 1755 1756 void closeFolder(Folder folder) { 1757 folder.getInfo().opened = false; 1758 1759 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1760 if (parent != null) { 1761 CellLayout cl = (CellLayout) parent; 1762 FolderIcon fi = (FolderIcon) cl.getChildAt(folder.mInfo.cellX, folder.mInfo.cellY); 1763 shrinkAndFadeInFolderIcon(fi); 1764 mDragController.removeDropTarget((DropTarget)folder); 1765 } 1766 1767 folder.animateClosed(); 1768 } 1769 1770 /** 1771 * Re-listen when widgets are reset. 1772 */ 1773 private void onAppWidgetReset() { 1774 if (mAppWidgetHost != null) { 1775 mAppWidgetHost.startListening(); 1776 } 1777 } 1778 1779 /** 1780 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1781 * leak the previous Home screen on orientation change. 1782 */ 1783 private void unbindDesktopItems() { 1784 for (ItemInfo item: mDesktopItems) { 1785 item.unbind(); 1786 } 1787 mDesktopItems.clear(); 1788 } 1789 1790 /** 1791 * Launches the intent referred by the clicked shortcut. 1792 * 1793 * @param v The view representing the clicked shortcut. 1794 */ 1795 public void onClick(View v) { 1796 Object tag = v.getTag(); 1797 if (tag instanceof ShortcutInfo) { 1798 // Open shortcut 1799 final Intent intent = ((ShortcutInfo) tag).intent; 1800 int[] pos = new int[2]; 1801 v.getLocationOnScreen(pos); 1802 intent.setSourceBounds(new Rect(pos[0], pos[1], 1803 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1804 boolean success = startActivitySafely(intent, tag); 1805 1806 if (success && v instanceof BubbleTextView) { 1807 mWaitingForResume = (BubbleTextView) v; 1808 mWaitingForResume.setStayPressed(true); 1809 } 1810 } else if (tag instanceof FolderInfo) { 1811 if (v instanceof FolderIcon) { 1812 FolderIcon fi = (FolderIcon) v; 1813 handleFolderClick(fi); 1814 } 1815 } else if (v == mAllAppsButton) { 1816 if (mState == State.APPS_CUSTOMIZE) { 1817 showWorkspace(true); 1818 } else { 1819 showAllApps(true); 1820 } 1821 } 1822 } 1823 1824 public boolean onTouch(View v, MotionEvent event) { 1825 // this is an intercepted event being forwarded from mWorkspace; 1826 // clicking anywhere on the workspace causes the customization drawer to slide down 1827 showWorkspace(true); 1828 return false; 1829 } 1830 1831 /** 1832 * Event handler for the search button 1833 * 1834 * @param v The view that was clicked. 1835 */ 1836 public void onClickSearchButton(View v) { 1837 startSearch(null, false, null, true); 1838 // Use a custom animation for launching search 1839 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1840 } 1841 1842 /** 1843 * Event handler for the voice button 1844 * 1845 * @param v The view that was clicked. 1846 */ 1847 public void onClickVoiceButton(View v) { 1848 startVoiceSearch(); 1849 } 1850 1851 private void startVoiceSearch() { 1852 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1853 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1854 startActivity(intent); 1855 } 1856 1857 /** 1858 * Event handler for the "gear" button that appears on the home screen, which 1859 * enters home screen customization mode. 1860 * 1861 * @param v The view that was clicked. 1862 */ 1863 public void onClickConfigureButton(View v) { 1864 addItems(); 1865 } 1866 1867 /** 1868 * Event handler for the "grid" button that appears on the home screen, which 1869 * enters all apps mode. 1870 * 1871 * @param v The view that was clicked. 1872 */ 1873 public void onClickAllAppsButton(View v) { 1874 showAllApps(true); 1875 } 1876 1877 public void onClickAppMarketButton(View v) { 1878 if (mAppMarketIntent != null) { 1879 startActivitySafely(mAppMarketIntent, "app market"); 1880 } 1881 } 1882 1883 void startApplicationDetailsActivity(ComponentName componentName) { 1884 String packageName = componentName.getPackageName(); 1885 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1886 Uri.fromParts("package", packageName, null)); 1887 startActivity(intent); 1888 } 1889 1890 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1891 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1892 // System applications cannot be installed. For now, show a toast explaining that. 1893 // We may give them the option of disabling apps this way. 1894 int messageId = R.string.uninstall_system_app_text; 1895 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1896 } else { 1897 String packageName = appInfo.componentName.getPackageName(); 1898 String className = appInfo.componentName.getClassName(); 1899 Intent intent = new Intent( 1900 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1901 startActivity(intent); 1902 } 1903 } 1904 1905 boolean startActivitySafely(Intent intent, Object tag) { 1906 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1907 try { 1908 startActivity(intent); 1909 return true; 1910 } catch (ActivityNotFoundException e) { 1911 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1912 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1913 } catch (SecurityException e) { 1914 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1915 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1916 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1917 "or use the exported attribute for this activity. " 1918 + "tag="+ tag + " intent=" + intent, e); 1919 } 1920 return false; 1921 } 1922 1923 void startActivityForResultSafely(Intent intent, int requestCode) { 1924 try { 1925 startActivityForResult(intent, requestCode); 1926 } catch (ActivityNotFoundException e) { 1927 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1928 } catch (SecurityException e) { 1929 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1930 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1931 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1932 "or use the exported attribute for this activity.", e); 1933 } 1934 } 1935 1936 private void handleFolderClick(FolderIcon folderIcon) { 1937 final FolderInfo info = folderIcon.mInfo; 1938 if (!info.opened) { 1939 // Close any open folder 1940 closeFolder(); 1941 // Open the requested folder 1942 openFolder(folderIcon); 1943 } else { 1944 // Find the open folder... 1945 Folder openFolder = mWorkspace.getFolderForTag(info); 1946 int folderScreen; 1947 if (openFolder != null) { 1948 folderScreen = mWorkspace.getPageForView(openFolder); 1949 // .. and close it 1950 closeFolder(openFolder); 1951 if (folderScreen != mWorkspace.getCurrentPage()) { 1952 // Close any folder open on the current screen 1953 closeFolder(); 1954 // Pull the folder onto this screen 1955 openFolder(folderIcon); 1956 } 1957 } 1958 } 1959 } 1960 1961 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1962 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1963 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1964 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1965 1966 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1967 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1968 oa.start(); 1969 } 1970 1971 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1972 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1973 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1974 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1975 1976 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1977 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1978 oa.start(); 1979 } 1980 1981 /** 1982 * Opens the user folder described by the specified tag. The opening of the folder 1983 * is animated relative to the specified View. If the View is null, no animation 1984 * is played. 1985 * 1986 * @param folderInfo The FolderInfo describing the folder to open. 1987 */ 1988 public void openFolder(FolderIcon folderIcon) { 1989 Folder folder = folderIcon.mFolder; 1990 FolderInfo info = folder.mInfo; 1991 1992 growAndFadeOutFolderIcon(folderIcon); 1993 info.opened = true; 1994 1995 mWorkspace.addInFullScreen(folder, info.screen); 1996 mDragLayer.setCurrentFolder(folder); 1997 folder.animateOpen(); 1998 folder.onOpen(); 1999 } 2000 2001 public boolean onLongClick(View v) { 2002 if (mState != State.WORKSPACE) { 2003 return false; 2004 } 2005 2006 switch (v.getId()) { 2007 case R.id.previous_screen: 2008 if (mState != State.APPS_CUSTOMIZE) { 2009 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2010 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2011 showPreviews(v); 2012 } 2013 return true; 2014 case R.id.next_screen: 2015 if (mState != State.APPS_CUSTOMIZE) { 2016 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2017 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2018 showPreviews(v); 2019 } 2020 return true; 2021 case R.id.all_apps_button: 2022 if (mState != State.APPS_CUSTOMIZE) { 2023 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2024 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2025 showPreviews(v); 2026 } 2027 return true; 2028 } 2029 2030 if (isWorkspaceLocked()) { 2031 return false; 2032 } 2033 2034 if (!(v instanceof CellLayout)) { 2035 v = (View) v.getParent().getParent(); 2036 } 2037 2038 resetAddInfo(); 2039 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2040 // This happens when long clicking an item with the dpad/trackball 2041 if (longClickCellInfo == null || !longClickCellInfo.valid) { 2042 return true; 2043 } 2044 2045 final View itemUnderLongClick = longClickCellInfo.cell; 2046 2047 if (mWorkspace.allowLongPress() && !mDragController.isDragging()) { 2048 if (itemUnderLongClick == null) { 2049 // User long pressed on empty space 2050 mWorkspace.setAllowLongPress(false); 2051 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2052 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2053 addItems(); 2054 } else { 2055 if (!(itemUnderLongClick instanceof Folder)) { 2056 // User long pressed on an item 2057 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2058 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2059 mAddIntersectCellX = longClickCellInfo.cellX; 2060 mAddIntersectCellY = longClickCellInfo.cellY; 2061 mWorkspace.startDrag(longClickCellInfo); 2062 } 2063 } 2064 } 2065 return true; 2066 } 2067 2068 @SuppressWarnings({"unchecked"}) 2069 private void dismissPreview(final View v) { 2070 final PopupWindow window = (PopupWindow) v.getTag(); 2071 if (window != null) { 2072 window.setOnDismissListener(new PopupWindow.OnDismissListener() { 2073 public void onDismiss() { 2074 ViewGroup group = (ViewGroup) v.getTag(R.id.workspace); 2075 int count = group.getChildCount(); 2076 for (int i = 0; i < count; i++) { 2077 ((ImageView) group.getChildAt(i)).setImageDrawable(null); 2078 } 2079 ArrayList<Bitmap> bitmaps = 2080 (ArrayList<Bitmap>) v.getTag(R.id.all_apps_button_cluster); 2081 for (Bitmap bitmap : bitmaps) bitmap.recycle(); 2082 2083 v.setTag(R.id.workspace, null); 2084 v.setTag(R.id.all_apps_button_cluster, null); 2085 window.setOnDismissListener(null); 2086 } 2087 }); 2088 window.dismiss(); 2089 } 2090 v.setTag(null); 2091 } 2092 2093 private void showPreviews(View anchor) { 2094 showPreviews(anchor, 0, mWorkspace.getChildCount()); 2095 } 2096 2097 private void showPreviews(final View anchor, int start, int end) { 2098 final Resources resources = getResources(); 2099 final Workspace workspace = mWorkspace; 2100 2101 CellLayout cell = ((CellLayout) workspace.getChildAt(start)); 2102 2103 float max = workspace.getChildCount(); 2104 2105 final Rect r = new Rect(); 2106 resources.getDrawable(R.drawable.preview_background).getPadding(r); 2107 int extraW = (int) ((r.left + r.right) * max); 2108 int extraH = r.top + r.bottom; 2109 2110 int aW = cell.getWidth() - extraW; 2111 float w = aW / max; 2112 2113 int width = cell.getWidth(); 2114 int height = cell.getHeight(); 2115 int x = cell.getLeftPadding(); 2116 int y = cell.getTopPadding(); 2117 width -= (x + cell.getRightPadding()); 2118 height -= (y + cell.getBottomPadding()); 2119 2120 float scale = w / width; 2121 2122 int count = end - start; 2123 2124 final float sWidth = width * scale; 2125 float sHeight = height * scale; 2126 2127 LinearLayout preview = new LinearLayout(this); 2128 2129 PreviewTouchHandler handler = new PreviewTouchHandler(anchor); 2130 ArrayList<Bitmap> bitmaps = new ArrayList<Bitmap>(count); 2131 2132 for (int i = start; i < end; i++) { 2133 ImageView image = new ImageView(this); 2134 cell = (CellLayout) workspace.getChildAt(i); 2135 2136 final Bitmap bitmap = Bitmap.createBitmap((int) sWidth, (int) sHeight, 2137 Bitmap.Config.ARGB_8888); 2138 2139 final Canvas c = new Canvas(bitmap); 2140 c.scale(scale, scale); 2141 c.translate(-cell.getLeftPadding(), -cell.getTopPadding()); 2142 cell.drawChildren(c); 2143 2144 image.setBackgroundDrawable(resources.getDrawable(R.drawable.preview_background)); 2145 image.setImageBitmap(bitmap); 2146 image.setTag(i); 2147 image.setOnClickListener(handler); 2148 image.setOnFocusChangeListener(handler); 2149 image.setFocusable(true); 2150 if (i == mWorkspace.getCurrentPage()) image.requestFocus(); 2151 2152 preview.addView(image, 2153 LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT); 2154 2155 bitmaps.add(bitmap); 2156 } 2157 2158 final PopupWindow p = new PopupWindow(this); 2159 p.setContentView(preview); 2160 p.setWidth((int) (sWidth * count + extraW)); 2161 p.setHeight((int) (sHeight + extraH)); 2162 p.setAnimationStyle(R.style.AnimationPreview); 2163 p.setOutsideTouchable(true); 2164 p.setFocusable(true); 2165 p.setBackgroundDrawable(new ColorDrawable(0)); 2166 p.showAsDropDown(anchor, 0, 0); 2167 2168 p.setOnDismissListener(new PopupWindow.OnDismissListener() { 2169 public void onDismiss() { 2170 dismissPreview(anchor); 2171 } 2172 }); 2173 2174 anchor.setTag(p); 2175 anchor.setTag(R.id.workspace, preview); 2176 anchor.setTag(R.id.all_apps_button_cluster, bitmaps); 2177 } 2178 2179 class PreviewTouchHandler implements View.OnClickListener, Runnable, View.OnFocusChangeListener { 2180 private final View mAnchor; 2181 2182 public PreviewTouchHandler(View anchor) { 2183 mAnchor = anchor; 2184 } 2185 2186 public void onClick(View v) { 2187 mWorkspace.snapToPage((Integer) v.getTag()); 2188 v.post(this); 2189 } 2190 2191 public void run() { 2192 dismissPreview(mAnchor); 2193 } 2194 2195 public void onFocusChange(View v, boolean hasFocus) { 2196 if (hasFocus) { 2197 mWorkspace.snapToPage((Integer) v.getTag()); 2198 } 2199 } 2200 } 2201 2202 Workspace getWorkspace() { 2203 return mWorkspace; 2204 } 2205 2206 @Override 2207 protected Dialog onCreateDialog(int id) { 2208 switch (id) { 2209 case DIALOG_CREATE_SHORTCUT: 2210 return new CreateShortcut().createDialog(); 2211 case DIALOG_RENAME_FOLDER: 2212 return new RenameFolder().createDialog(); 2213 } 2214 2215 return super.onCreateDialog(id); 2216 } 2217 2218 @Override 2219 protected void onPrepareDialog(int id, Dialog dialog) { 2220 switch (id) { 2221 case DIALOG_CREATE_SHORTCUT: 2222 break; 2223 case DIALOG_RENAME_FOLDER: 2224 if (mFolderInfo != null) { 2225 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 2226 final CharSequence text = mFolderInfo.title; 2227 input.setText(text); 2228 input.setSelection(0, text.length()); 2229 } 2230 break; 2231 } 2232 } 2233 2234 void showRenameDialog(FolderInfo info) { 2235 mFolderInfo = info; 2236 mWaitingForResult = true; 2237 showDialog(DIALOG_RENAME_FOLDER); 2238 } 2239 2240 private void showAddDialog(int intersectX, int intersectY) { 2241 resetAddInfo(); 2242 mAddIntersectCellX = intersectX; 2243 mAddIntersectCellY = intersectY; 2244 mAddScreen = mWorkspace.getCurrentPage(); 2245 mWaitingForResult = true; 2246 showDialog(DIALOG_CREATE_SHORTCUT); 2247 } 2248 2249 private void pickShortcut() { 2250 // Insert extra item to handle picking application 2251 Bundle bundle = new Bundle(); 2252 2253 ArrayList<String> shortcutNames = new ArrayList<String>(); 2254 shortcutNames.add(getString(R.string.group_applications)); 2255 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 2256 2257 ArrayList<ShortcutIconResource> shortcutIcons = new ArrayList<ShortcutIconResource>(); 2258 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 2259 R.drawable.ic_launcher_application)); 2260 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 2261 2262 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 2263 pickIntent.putExtra(Intent.EXTRA_INTENT, new Intent(Intent.ACTION_CREATE_SHORTCUT)); 2264 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_shortcut)); 2265 pickIntent.putExtras(bundle); 2266 2267 startActivityForResult(pickIntent, REQUEST_PICK_SHORTCUT); 2268 } 2269 2270 private class RenameFolder { 2271 private EditText mInput; 2272 2273 Dialog createDialog() { 2274 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 2275 mInput = (EditText) layout.findViewById(R.id.folder_name); 2276 2277 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 2278 builder.setIcon(0); 2279 builder.setTitle(getString(R.string.rename_folder_title)); 2280 builder.setCancelable(true); 2281 builder.setOnCancelListener(new Dialog.OnCancelListener() { 2282 public void onCancel(DialogInterface dialog) { 2283 cleanup(); 2284 } 2285 }); 2286 builder.setNegativeButton(getString(R.string.cancel_action), 2287 new Dialog.OnClickListener() { 2288 public void onClick(DialogInterface dialog, int which) { 2289 cleanup(); 2290 } 2291 } 2292 ); 2293 builder.setPositiveButton(getString(R.string.rename_action), 2294 new Dialog.OnClickListener() { 2295 public void onClick(DialogInterface dialog, int which) { 2296 changeFolderName(); 2297 } 2298 } 2299 ); 2300 builder.setView(layout); 2301 2302 final AlertDialog dialog = builder.create(); 2303 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 2304 public void onShow(DialogInterface dialog) { 2305 mWaitingForResult = true; 2306 mInput.requestFocus(); 2307 InputMethodManager inputManager = (InputMethodManager) 2308 getSystemService(Context.INPUT_METHOD_SERVICE); 2309 inputManager.showSoftInput(mInput, 0); 2310 } 2311 }); 2312 2313 return dialog; 2314 } 2315 2316 private void changeFolderName() { 2317 final String name = mInput.getText().toString(); 2318 if (!TextUtils.isEmpty(name)) { 2319 // Make sure we have the right folder info 2320 mFolderInfo = sFolders.get(mFolderInfo.id); 2321 mFolderInfo.title = name; 2322 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 2323 2324 if (mWorkspaceLoading) { 2325 lockAllApps(); 2326 mModel.startLoader(Launcher.this, false); 2327 } else { 2328 final FolderIcon folderIcon = (FolderIcon) 2329 mWorkspace.getViewForTag(mFolderInfo); 2330 if (folderIcon != null) { 2331 // TODO: At some point we'll probably want some version of setting 2332 // the text for a folder icon. 2333 //folderIcon.setText(name); 2334 getWorkspace().requestLayout(); 2335 } else { 2336 lockAllApps(); 2337 mWorkspaceLoading = true; 2338 mModel.startLoader(Launcher.this, false); 2339 } 2340 } 2341 } 2342 cleanup(); 2343 } 2344 2345 private void cleanup() { 2346 dismissDialog(DIALOG_RENAME_FOLDER); 2347 mWaitingForResult = false; 2348 mFolderInfo = null; 2349 } 2350 } 2351 2352 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2353 public boolean isAllAppsVisible() { 2354 return (mState == State.APPS_CUSTOMIZE); 2355 } 2356 2357 // AllAppsView.Watcher 2358 public void zoomed(float zoom) { 2359 if (zoom == 1.0f) { 2360 mWorkspace.setVisibility(View.GONE); 2361 } 2362 } 2363 2364 /** 2365 * Helper method for the cameraZoomIn/cameraZoomOut animations 2366 * @param view The view being animated 2367 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2368 * @param scaleFactor The scale factor used for the zoom 2369 */ 2370 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2371 final int height = view.getHeight(); 2372 2373 view.setPivotX(view.getWidth() / 2.0f); 2374 // Set pivotY so that at the starting zoom factor, the view is partially 2375 // visible. Modifying initialHeightFactor changes how much of the view is 2376 // initially showing, and hence the perceived angle from which the view enters. 2377 if (state == State.APPS_CUSTOMIZE) { 2378 final float initialHeightFactor = 0.175f; 2379 view.setPivotY((1 - initialHeightFactor) * height); 2380 } else { 2381 final float initialHeightFactor = 0.2f; 2382 view.setPivotY(-initialHeightFactor * height); 2383 } 2384 } 2385 2386 /** 2387 * Zoom the camera out from the workspace to reveal 'toView'. 2388 * Assumes that the view to show is anchored at either the very top or very bottom 2389 * of the screen. 2390 * @param toState The state to zoom out to. Must be APPS_CUSTOMIZE. 2391 */ 2392 private void cameraZoomOut(State toState, boolean animated, boolean springLoaded) { 2393 final Resources res = getResources(); 2394 2395 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2396 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2397 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2398 final View toView = mAppsCustomizeTabHost; 2399 2400 setPivotsForZoom(toView, toState, scale); 2401 2402 2403 if (springLoaded) { 2404 if (toState == State.APPS_CUSTOMIZE) { 2405 // Shrink workspaces away if going back to AppsCustomize from spring loaded mode 2406 mWorkspace.shrink(ShrinkState.BOTTOM_HIDDEN, animated); 2407 } else { 2408 // Shrink workspaces to bottom if going back to AllApps from spring loaded mode 2409 mWorkspace.shrink(ShrinkState.BOTTOM_VISIBLE, animated); 2410 } 2411 } else { 2412 // Shrink workspaces away if going to AllApps/AppsCustomize from workspace 2413 mWorkspace.shrink(ShrinkState.BOTTOM_HIDDEN, animated); 2414 } 2415 2416 if (animated) { 2417 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2418 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2419 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2420 public void onAnimationUpdate(float a, float b) { 2421 ((View) toView.getParent()).fastInvalidate(); 2422 toView.setFastScaleX(a * scale + b * 1f); 2423 toView.setFastScaleY(a * scale + b * 1f); 2424 } 2425 }); 2426 2427 toView.setVisibility(View.VISIBLE); 2428 toView.setFastAlpha(0f); 2429 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2430 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2431 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2432 public void onAnimationUpdate(float a, float b) { 2433 // don't need to invalidate because we do so above 2434 toView.setFastAlpha(a * 0f + b * 1f); 2435 } 2436 }); 2437 alphaAnim.start(); 2438 2439 if (toView instanceof LauncherTransitionable) { 2440 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim); 2441 } 2442 scaleAnim.addListener(new AnimatorListenerAdapter() { 2443 @Override 2444 public void onAnimationStart(Animator animation) { 2445 // Prepare the position 2446 toView.setTranslationX(0.0f); 2447 toView.setTranslationY(0.0f); 2448 toView.setVisibility(View.VISIBLE); 2449 toView.bringToFront(); 2450 } 2451 @Override 2452 public void onAnimationEnd(Animator animation) { 2453 // If we don't set the final scale values here, if this animation is cancelled 2454 // it will have the wrong scale value and subsequent cameraPan animations will 2455 // not fix that 2456 toView.setScaleX(1.0f); 2457 toView.setScaleY(1.0f); 2458 if (toView instanceof LauncherTransitionable) { 2459 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim); 2460 } 2461 } 2462 }); 2463 2464 // toView should appear right at the end of the workspace shrink animation 2465 final int startDelay = 0; 2466 2467 if (mStateAnimation != null) mStateAnimation.cancel(); 2468 mStateAnimation = new AnimatorSet(); 2469 mStateAnimation.play(scaleAnim).after(startDelay); 2470 mStateAnimation.start(); 2471 } else { 2472 toView.setTranslationX(0.0f); 2473 toView.setTranslationY(0.0f); 2474 toView.setScaleX(1.0f); 2475 toView.setScaleY(1.0f); 2476 toView.setVisibility(View.VISIBLE); 2477 toView.bringToFront(); 2478 if (toView instanceof LauncherTransitionable) { 2479 ((LauncherTransitionable) toView).onLauncherTransitionStart(null); 2480 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null); 2481 } 2482 } 2483 } 2484 2485 /** 2486 * Zoom the camera back into the workspace, hiding 'fromView'. 2487 * This is the opposite of cameraZoomOut. 2488 * @param fromState The current state (must be APPS_CUSTOMIZE). 2489 * @param animated If true, the transition will be animated. 2490 */ 2491 private void cameraZoomIn(State fromState, boolean animated, boolean springLoaded) { 2492 Resources res = getResources(); 2493 2494 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2495 final float scaleFactor = (float) 2496 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2497 final View fromView = mAppsCustomizeTabHost; 2498 2499 setPivotsForZoom(fromView, fromState, scaleFactor); 2500 2501 if (!springLoaded) { 2502 mWorkspace.unshrink(animated); 2503 } 2504 if (animated) { 2505 if (mStateAnimation != null) mStateAnimation.cancel(); 2506 mStateAnimation = new AnimatorSet(); 2507 2508 final float oldScaleX = fromView.getScaleX(); 2509 final float oldScaleY = fromView.getScaleY(); 2510 2511 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2512 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2513 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2514 public void onAnimationUpdate(float a, float b) { 2515 ((View)fromView.getParent()).fastInvalidate(); 2516 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2517 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2518 } 2519 }); 2520 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2521 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2522 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2523 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2524 public void onAnimationUpdate(float a, float b) { 2525 // don't need to invalidate because we do so above 2526 fromView.setFastAlpha(a * 1f + b * 0f); 2527 } 2528 }); 2529 if (fromView instanceof LauncherTransitionable) { 2530 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim); 2531 } 2532 alphaAnim.addListener(new AnimatorListenerAdapter() { 2533 @Override 2534 public void onAnimationEnd(Animator animation) { 2535 fromView.setVisibility(View.GONE); 2536 if (fromView instanceof LauncherTransitionable) { 2537 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim); 2538 } 2539 } 2540 }); 2541 2542 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2543 mStateAnimation.start(); 2544 } else { 2545 fromView.setVisibility(View.GONE); 2546 if (fromView instanceof LauncherTransitionable) { 2547 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null); 2548 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null); 2549 } 2550 } 2551 } 2552 2553 void showWorkspace(boolean animated) { 2554 showWorkspace(animated, null); 2555 } 2556 2557 void showWorkspace(boolean animated, CellLayout layout) { 2558 if (layout != null) { 2559 // always animated, but that's ok since we never specify a layout and 2560 // want no animation 2561 mWorkspace.unshrink(layout); 2562 } else { 2563 mWorkspace.unshrink(animated); 2564 } 2565 if (mState == State.APPS_CUSTOMIZE) { 2566 closeAllApps(animated); 2567 } 2568 2569 // Change the state *after* we've called all the transition code 2570 mState = State.WORKSPACE; 2571 2572 // Resume the auto-advance of widgets 2573 mUserPresent = true; 2574 updateRunning(); 2575 2576 // send an accessibility event to announce the context change 2577 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2578 } 2579 2580 void enterSpringLoadedDragMode(CellLayout layout) { 2581 // Enter spring loaded mode on a new layout 2582 mWorkspace.enterSpringLoadedDragMode(layout); 2583 2584 if (mState == State.APPS_CUSTOMIZE) { 2585 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2586 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2587 } 2588 // Otherwise, we are not in spring loaded mode, so don't do anything. 2589 } 2590 2591 void exitSpringLoadedDragMode() { 2592 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2593 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.BOTTOM_VISIBLE); 2594 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2595 mState = State.APPS_CUSTOMIZE; 2596 } 2597 // Otherwise, we are not in spring loaded mode, so don't do anything. 2598 } 2599 2600 /** 2601 * Shows the dock/hotseat area. 2602 */ 2603 void showDock(boolean animated) { 2604 if (!LauncherApplication.isScreenLarge()) { 2605 if (animated) { 2606 int duration = mSearchDeleteBar.getTransitionInDuration(); 2607 mButtonCluster.animate().alpha(1f).setDuration(duration); 2608 mPreviousView.animate().alpha(1f).setDuration(duration); 2609 mNextView.animate().alpha(1f).setDuration(duration); 2610 } else { 2611 mButtonCluster.setAlpha(1f); 2612 mPreviousView.setAlpha(1f); 2613 mNextView.setAlpha(1f); 2614 } 2615 } 2616 } 2617 2618 /** 2619 * Hides the dock/hotseat area. 2620 */ 2621 void hideDock(boolean animated) { 2622 if (!LauncherApplication.isScreenLarge()) { 2623 if (animated) { 2624 int duration = mSearchDeleteBar.getTransitionOutDuration(); 2625 mButtonCluster.animate().alpha(0f).setDuration(duration); 2626 mPreviousView.animate().alpha(0f).setDuration(duration); 2627 mNextView.animate().alpha(0f).setDuration(duration); 2628 } else { 2629 mButtonCluster.setAlpha(0f); 2630 mPreviousView.setAlpha(0f); 2631 mNextView.setAlpha(0f); 2632 } 2633 } 2634 } 2635 2636 void showAllApps(boolean animated) { 2637 if (mState != State.WORKSPACE) return; 2638 2639 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2640 mAppsCustomizeTabHost.requestFocus(); 2641 2642 // Hide the search bar and dock 2643 mSearchDeleteBar.hideSearchBar(animated); 2644 hideDock(animated); 2645 2646 // Change the state *after* we've called all the transition code 2647 mState = State.APPS_CUSTOMIZE; 2648 2649 // Pause the auto-advance of widgets until we are out of AllApps 2650 mUserPresent = false; 2651 updateRunning(); 2652 2653 // Send an accessibility event to announce the context change 2654 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2655 } 2656 2657 /** 2658 * Things to test when changing this code. 2659 * - Home from workspace 2660 * - from center screen 2661 * - from other screens 2662 * - Home from all apps 2663 * - from center screen 2664 * - from other screens 2665 * - Back from all apps 2666 * - from center screen 2667 * - from other screens 2668 * - Launch app from workspace and quit 2669 * - with back 2670 * - with home 2671 * - Launch app from all apps and quit 2672 * - with back 2673 * - with home 2674 * - Go to a screen that's not the default, then all 2675 * apps, and launch and app, and go back 2676 * - with back 2677 * -with home 2678 * - On workspace, long press power and go back 2679 * - with back 2680 * - with home 2681 * - On all apps, long press power and go back 2682 * - with back 2683 * - with home 2684 * - On workspace, power off 2685 * - On all apps, power off 2686 * - Launch an app and turn off the screen while in that app 2687 * - Go back with home key 2688 * - Go back with back key TODO: make this not go to workspace 2689 * - From all apps 2690 * - From workspace 2691 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2692 * - From all apps 2693 * - From the center workspace 2694 * - From another workspace 2695 */ 2696 void closeAllApps(boolean animated) { 2697 if (mState == State.APPS_CUSTOMIZE || mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2698 mWorkspace.setVisibility(View.VISIBLE); 2699 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 2700 2701 // Show the search bar and dock 2702 mSearchDeleteBar.showSearchBar(animated); 2703 showDock(animated); 2704 2705 // Set focus to the AppsCustomize button 2706 findViewById(R.id.all_apps_button).requestFocus(); 2707 } 2708 } 2709 2710 void lockAllApps() { 2711 // TODO 2712 } 2713 2714 void unlockAllApps() { 2715 // TODO 2716 } 2717 2718 /** 2719 * Add an item from all apps or customize onto the given workspace screen. 2720 * If layout is null, add to the current screen. 2721 */ 2722 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2723 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2724 showOutOfSpaceMessage(); 2725 } else { 2726 layout.animateDrop(); 2727 } 2728 } 2729 2730 void onWorkspaceClick(CellLayout layout) { 2731 showWorkspace(true, layout); 2732 } 2733 2734 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2735 try { 2736 PackageManager packageManager = getPackageManager(); 2737 // Look for the toolbar icon specified in the activity meta-data 2738 Bundle metaData = packageManager.getActivityInfo( 2739 activityName, PackageManager.GET_META_DATA).metaData; 2740 if (metaData != null) { 2741 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2742 if (iconResId != 0) { 2743 Resources res = packageManager.getResourcesForActivity(activityName); 2744 return res.getDrawable(iconResId); 2745 } 2746 } 2747 } catch (NameNotFoundException e) { 2748 // Do nothing 2749 } 2750 return null; 2751 } 2752 2753 // if successful in getting icon, return it; otherwise, set button to use default drawable 2754 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2755 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2756 TextView button = (TextView) findViewById(buttonId); 2757 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2758 2759 // If we were unable to find the icon via the meta-data, use a generic one 2760 if (toolbarIcon == null) { 2761 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 2762 return null; 2763 } else { 2764 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 2765 return toolbarIcon.getConstantState(); 2766 } 2767 } 2768 2769 // if successful in getting icon, return it; otherwise, set button to use default drawable 2770 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2771 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2772 ImageView button = (ImageView) findViewById(buttonId); 2773 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2774 2775 // If we were unable to find the icon via the meta-data, use a generic one 2776 if (toolbarIcon == null) { 2777 button.setImageResource(fallbackDrawableId); 2778 return null; 2779 } else { 2780 button.setImageDrawable(toolbarIcon); 2781 return toolbarIcon.getConstantState(); 2782 } 2783 } 2784 2785 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2786 TextView button = (TextView) findViewById(buttonId); 2787 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2788 } 2789 2790 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2791 ImageView button = (ImageView) findViewById(buttonId); 2792 button.setImageDrawable(d.newDrawable(getResources())); 2793 } 2794 2795 private void updateGlobalSearchIcon() { 2796 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2797 final View searchDivider = findViewById(R.id.search_divider); 2798 2799 final SearchManager searchManager = 2800 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2801 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2802 if (activityName != null) { 2803 // In landscape mode on the Phone UI, we only have enough space to show the magnifying 2804 // glass icon 2805 boolean iconLoaded = false; 2806 if (!LauncherApplication.isScreenLarge()) { 2807 // TODO-APPS_CUSTOMIZE: Remove when the QSB fixes itself? 2808 int orientation = getResources().getConfiguration().orientation; 2809 if (orientation == Configuration.ORIENTATION_LANDSCAPE) { 2810 searchButton.setImageResource(R.drawable.ic_generic_search); 2811 iconLoaded = true; 2812 sGlobalSearchIcon = null; 2813 } 2814 } 2815 if (!iconLoaded) { 2816 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 2817 R.id.search_button, activityName, R.drawable.ic_generic_search); 2818 } 2819 searchButton.setVisibility(View.VISIBLE); 2820 searchDivider.setVisibility(View.VISIBLE); 2821 } else { 2822 searchButton.setVisibility(View.GONE); 2823 searchDivider.setVisibility(View.GONE); 2824 } 2825 } 2826 2827 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2828 updateButtonWithDrawable(R.id.search_button, d); 2829 } 2830 2831 private void updateVoiceSearchIcon() { 2832 final View searchDivider = findViewById(R.id.search_divider); 2833 final View voiceButton = findViewById(R.id.voice_button); 2834 2835 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2836 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2837 if (activityName != null) { 2838 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 2839 R.id.voice_button, activityName, R.drawable.ic_voice_search); 2840 searchDivider.setVisibility(View.VISIBLE); 2841 voiceButton.setVisibility(View.VISIBLE); 2842 } else { 2843 searchDivider.setVisibility(View.GONE); 2844 voiceButton.setVisibility(View.GONE); 2845 } 2846 } 2847 2848 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2849 updateButtonWithDrawable(R.id.voice_button, d); 2850 } 2851 2852 /** 2853 * Sets the app market icon 2854 */ 2855 private void updateAppMarketIcon() { 2856 final View marketButton = findViewById(R.id.market_button); 2857 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2858 // Find the app market activity by resolving an intent. 2859 // (If multiple app markets are installed, it will return the ResolverActivity.) 2860 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2861 if (activityName != null) { 2862 mAppMarketIntent = intent; 2863 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 2864 R.id.market_button, activityName, R.drawable.app_market_generic); 2865 marketButton.setVisibility(View.VISIBLE); 2866 2867 // Remove the shop icon text in the Phone UI 2868 if (!LauncherApplication.isScreenLarge()) { 2869 ((TextView) marketButton).setText(""); 2870 } 2871 } else { 2872 // We should hide and disable the view so that we don't try and restore the visibility 2873 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2874 marketButton.setVisibility(View.GONE); 2875 marketButton.setEnabled(false); 2876 } 2877 } 2878 2879 private void updateAppMarketIcon(Drawable.ConstantState d) { 2880 updateTextButtonWithDrawable(R.id.market_button, d); 2881 } 2882 2883 /** 2884 * Displays the shortcut creation dialog and launches, if necessary, the 2885 * appropriate activity. 2886 */ 2887 private class CreateShortcut implements DialogInterface.OnClickListener, 2888 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 2889 DialogInterface.OnShowListener { 2890 2891 private AddAdapter mAdapter; 2892 2893 Dialog createDialog() { 2894 mAdapter = new AddAdapter(Launcher.this); 2895 2896 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 2897 AlertDialog.THEME_HOLO_DARK); 2898 builder.setTitle(getString(R.string.menu_item_add_item)); 2899 builder.setAdapter(mAdapter, this); 2900 2901 AlertDialog dialog = builder.create(); 2902 dialog.setOnCancelListener(this); 2903 dialog.setOnDismissListener(this); 2904 dialog.setOnShowListener(this); 2905 2906 return dialog; 2907 } 2908 2909 public void onCancel(DialogInterface dialog) { 2910 mWaitingForResult = false; 2911 cleanup(); 2912 } 2913 2914 public void onDismiss(DialogInterface dialog) { 2915 mWaitingForResult = false; 2916 cleanup(); 2917 } 2918 2919 private void cleanup() { 2920 try { 2921 dismissDialog(DIALOG_CREATE_SHORTCUT); 2922 } catch (Exception e) { 2923 // An exception is thrown if the dialog is not visible, which is fine 2924 } 2925 } 2926 2927 /** 2928 * Handle the action clicked in the "Add to home" dialog. 2929 */ 2930 public void onClick(DialogInterface dialog, int which) { 2931 Resources res = getResources(); 2932 cleanup(); 2933 2934 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 2935 switch (item.actionTag) { 2936 case AddAdapter.ITEM_SHORTCUT: { 2937 pickShortcut(); 2938 break; 2939 } 2940 case AddAdapter.ITEM_APPLICATION: { 2941 if (mAppsCustomizeTabHost != null) { 2942 mAppsCustomizeTabHost.selectAppsTab(); 2943 } 2944 showAllApps(true); 2945 break; 2946 } 2947 case AddAdapter.ITEM_APPWIDGET: { 2948 if (mAppsCustomizeTabHost != null) { 2949 mAppsCustomizeTabHost.selectWidgetsTab(); 2950 } 2951 showAllApps(true); 2952 break; 2953 } 2954 case AddAdapter.ITEM_WALLPAPER: { 2955 startWallpaper(); 2956 break; 2957 } 2958 } 2959 } 2960 2961 public void onShow(DialogInterface dialog) { 2962 mWaitingForResult = true; 2963 } 2964 } 2965 2966 /** 2967 * Receives notifications when applications are added/removed. 2968 */ 2969 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2970 @Override 2971 public void onReceive(Context context, Intent intent) { 2972 closeSystemDialogs(); 2973 String reason = intent.getStringExtra("reason"); 2974 if (!"homekey".equals(reason)) { 2975 boolean animate = true; 2976 if (mPaused || "lock".equals(reason)) { 2977 animate = false; 2978 } 2979 showWorkspace(animate); 2980 } 2981 } 2982 } 2983 2984 /** 2985 * Receives notifications whenever the appwidgets are reset. 2986 */ 2987 private class AppWidgetResetObserver extends ContentObserver { 2988 public AppWidgetResetObserver() { 2989 super(new Handler()); 2990 } 2991 2992 @Override 2993 public void onChange(boolean selfChange) { 2994 onAppWidgetReset(); 2995 } 2996 } 2997 2998 /** 2999 * If the activity is currently paused, signal that we need to re-run the loader 3000 * in onResume. 3001 * 3002 * This needs to be called from incoming places where resources might have been loaded 3003 * while we are paused. That is becaues the Configuration might be wrong 3004 * when we're not running, and if it comes back to what it was when we 3005 * were paused, we are not restarted. 3006 * 3007 * Implementation of the method from LauncherModel.Callbacks. 3008 * 3009 * @return true if we are currently paused. The caller might be able to 3010 * skip some work in that case since we will come back again. 3011 */ 3012 public boolean setLoadOnResume() { 3013 if (mPaused) { 3014 Log.i(TAG, "setLoadOnResume"); 3015 mOnResumeNeedsLoad = true; 3016 return true; 3017 } else { 3018 return false; 3019 } 3020 } 3021 3022 /** 3023 * Implementation of the method from LauncherModel.Callbacks. 3024 */ 3025 public int getCurrentWorkspaceScreen() { 3026 if (mWorkspace != null) { 3027 return mWorkspace.getCurrentPage(); 3028 } else { 3029 return SCREEN_COUNT / 2; 3030 } 3031 } 3032 3033 3034 /** 3035 * Refreshes the shortcuts shown on the workspace. 3036 * 3037 * Implementation of the method from LauncherModel.Callbacks. 3038 */ 3039 public void startBinding() { 3040 final Workspace workspace = mWorkspace; 3041 3042 mWorkspace.clearDropTargets(); 3043 int count = workspace.getChildCount(); 3044 for (int i = 0; i < count; i++) { 3045 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3046 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3047 layoutParent.removeAllViewsInLayout(); 3048 } 3049 3050 if (DEBUG_USER_INTERFACE) { 3051 android.widget.Button finishButton = new android.widget.Button(this); 3052 finishButton.setText("Finish"); 3053 workspace.addInScreen(finishButton, 1, 0, 0, 1, 1); 3054 3055 finishButton.setOnClickListener(new android.widget.Button.OnClickListener() { 3056 public void onClick(View v) { 3057 finish(); 3058 } 3059 }); 3060 } 3061 3062 // This wasn't being called before which resulted in a leak of AppWidgetHostViews (through 3063 // mDesktopItems -> AppWidgetInfo -> hostView). 3064 unbindDesktopItems(); 3065 } 3066 3067 /** 3068 * Bind the items start-end from the list. 3069 * 3070 * Implementation of the method from LauncherModel.Callbacks. 3071 */ 3072 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3073 3074 setLoadOnResume(); 3075 3076 final Workspace workspace = mWorkspace; 3077 3078 for (int i=start; i<end; i++) { 3079 final ItemInfo item = shortcuts.get(i); 3080 mDesktopItems.add(item); 3081 switch (item.itemType) { 3082 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3083 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3084 final View shortcut = createShortcut((ShortcutInfo)item); 3085 workspace.addInScreen(shortcut, item.screen, item.cellX, item.cellY, 1, 1, 3086 false); 3087 break; 3088 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3089 final FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3090 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3091 (FolderInfo) item, mIconCache); 3092 workspace.addInScreen(newFolder, item.screen, item.cellX, item.cellY, 1, 1, 3093 false); 3094 break; 3095 } 3096 } 3097 3098 workspace.requestLayout(); 3099 } 3100 3101 /** 3102 * Implementation of the method from LauncherModel.Callbacks. 3103 */ 3104 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3105 setLoadOnResume(); 3106 sFolders.clear(); 3107 sFolders.putAll(folders); 3108 } 3109 3110 /** 3111 * Add the views for a widget to the workspace. 3112 * 3113 * Implementation of the method from LauncherModel.Callbacks. 3114 */ 3115 public void bindAppWidget(LauncherAppWidgetInfo item) { 3116 setLoadOnResume(); 3117 3118 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3119 if (DEBUG_WIDGETS) { 3120 Log.d(TAG, "bindAppWidget: " + item); 3121 } 3122 final Workspace workspace = mWorkspace; 3123 3124 final int appWidgetId = item.appWidgetId; 3125 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3126 if (DEBUG_WIDGETS) { 3127 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3128 } 3129 3130 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3131 3132 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 3133 item.hostView.setTag(item); 3134 3135 workspace.addInScreen(item.hostView, item.screen, item.cellX, 3136 item.cellY, item.spanX, item.spanY, false); 3137 3138 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3139 3140 workspace.requestLayout(); 3141 3142 mDesktopItems.add(item); 3143 3144 if (DEBUG_WIDGETS) { 3145 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3146 + (SystemClock.uptimeMillis()-start) + "ms"); 3147 } 3148 } 3149 3150 /** 3151 * Callback saying that there aren't any more items to bind. 3152 * 3153 * Implementation of the method from LauncherModel.Callbacks. 3154 */ 3155 public void finishBindingItems() { 3156 setLoadOnResume(); 3157 3158 if (mSavedState != null) { 3159 if (!mWorkspace.hasFocus()) { 3160 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3161 } 3162 3163 final long[] folders = mSavedState.getLongArray(RUNTIME_STATE_FOLDERS); 3164 if (folders != null) { 3165 for (long folderId : folders) { 3166 final FolderInfo info = sFolders.get(folderId); 3167 final FolderIcon folderIcon = (FolderIcon) 3168 mWorkspace.getViewForTag(info); 3169 if (folderIcon != null) { 3170 openFolder(folderIcon); 3171 } 3172 } 3173 final Folder openFolder = mWorkspace.getOpenFolder(); 3174 if (openFolder != null) { 3175 openFolder.requestFocus(); 3176 } 3177 } 3178 3179 mSavedState = null; 3180 } 3181 3182 if (mSavedInstanceState != null) { 3183 super.onRestoreInstanceState(mSavedInstanceState); 3184 mSavedInstanceState = null; 3185 } 3186 3187 mWorkspaceLoading = false; 3188 3189 // If we received the result of any pending adds while the loader was running (e.g. the 3190 // widget configuration forced an orientation change), process them now. 3191 for (int i = 0; i < sPendingAddList.size(); i++) { 3192 completeAdd(sPendingAddList.get(i)); 3193 } 3194 sPendingAddList.clear(); 3195 } 3196 3197 /** 3198 * Updates the icons on the launcher that are affected by changes to the package list 3199 * on the device. 3200 */ 3201 private void updateIconsAffectedByPackageManagerChanges() { 3202 updateAppMarketIcon(); 3203 updateGlobalSearchIcon(); 3204 updateVoiceSearchIcon(); 3205 } 3206 3207 /** 3208 * Add the icons for all apps. 3209 * 3210 * Implementation of the method from LauncherModel.Callbacks. 3211 */ 3212 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 3213 if (mAppsCustomizeContent != null) { 3214 mAppsCustomizeContent.setApps(apps); 3215 } 3216 updateIconsAffectedByPackageManagerChanges(); 3217 } 3218 3219 /** 3220 * A package was installed. 3221 * 3222 * Implementation of the method from LauncherModel.Callbacks. 3223 */ 3224 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3225 setLoadOnResume(); 3226 removeDialog(DIALOG_CREATE_SHORTCUT); 3227 3228 if (mAppsCustomizeContent != null) { 3229 mAppsCustomizeContent.addApps(apps); 3230 } 3231 updateIconsAffectedByPackageManagerChanges(); 3232 } 3233 3234 /** 3235 * A package was updated. 3236 * 3237 * Implementation of the method from LauncherModel.Callbacks. 3238 */ 3239 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3240 setLoadOnResume(); 3241 removeDialog(DIALOG_CREATE_SHORTCUT); 3242 if (mWorkspace != null) { 3243 mWorkspace.updateShortcuts(apps); 3244 } 3245 3246 if (mAppsCustomizeContent != null) { 3247 mAppsCustomizeContent.updateApps(apps); 3248 } 3249 updateIconsAffectedByPackageManagerChanges(); 3250 } 3251 3252 /** 3253 * A package was uninstalled. 3254 * 3255 * Implementation of the method from LauncherModel.Callbacks. 3256 */ 3257 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3258 removeDialog(DIALOG_CREATE_SHORTCUT); 3259 if (permanent) { 3260 mWorkspace.removeItems(apps); 3261 } 3262 3263 if (mAppsCustomizeContent != null) { 3264 mAppsCustomizeContent.removeApps(apps); 3265 } 3266 updateIconsAffectedByPackageManagerChanges(); 3267 } 3268 3269 /** 3270 * A number of packages were updated. 3271 */ 3272 public void bindPackagesUpdated() { 3273 3274 if (mAppsCustomizeContent != null) { 3275 mAppsCustomizeContent.onPackagesUpdated(); 3276 } 3277 } 3278 3279 private int mapConfigurationOriActivityInfoOri(int configOri) { 3280 final Display d = getWindowManager().getDefaultDisplay(); 3281 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3282 switch (d.getRotation()) { 3283 case Surface.ROTATION_0: 3284 case Surface.ROTATION_180: 3285 // We are currently in the same basic orientation as the natural orientation 3286 naturalOri = configOri; 3287 break; 3288 case Surface.ROTATION_90: 3289 case Surface.ROTATION_270: 3290 // We are currently in the other basic orientation to the natural orientation 3291 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3292 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3293 break; 3294 } 3295 3296 int[] oriMap = { 3297 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3298 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3299 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3300 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3301 }; 3302 // Since the map starts at portrait, we need to offset if this device's natural orientation 3303 // is landscape. 3304 int indexOffset = 0; 3305 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3306 indexOffset = 1; 3307 } 3308 return oriMap[(d.getRotation() + indexOffset) % 4]; 3309 } 3310 public void lockScreenOrientation() { 3311 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3312 .getConfiguration().orientation)); 3313 } 3314 public void unlockScreenOrientation() { 3315 mHandler.postDelayed(new Runnable() { 3316 public void run() { 3317 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3318 } 3319 }, mRestoreScreenOrientationDelay); 3320 } 3321 3322 /** 3323 * Prints out out state for debugging. 3324 */ 3325 public void dumpState() { 3326 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3327 Log.d(TAG, "mSavedState=" + mSavedState); 3328 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3329 Log.d(TAG, "mRestoring=" + mRestoring); 3330 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3331 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3332 Log.d(TAG, "mDesktopItems.size=" + mDesktopItems.size()); 3333 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3334 mModel.dumpState(); 3335 3336 if (mAppsCustomizeContent != null) { 3337 mAppsCustomizeContent.dumpState(); 3338 } 3339 Log.d(TAG, "END launcher2 dump state"); 3340 } 3341} 3342 3343interface LauncherTransitionable { 3344 void onLauncherTransitionStart(Animator animation); 3345 void onLauncherTransitionEnd(Animator animation); 3346} 3347