Launcher.java revision eb66b14000712b92fa6a5ba28f5bc47ce8fab6bd
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 closeFolder(); 1732 } else if (isPreviewVisible()) { 1733 dismissPreview(mPreviousView); 1734 dismissPreview(mNextView); 1735 } else { 1736 mWorkspace.exitWidgetResizeMode(); 1737 1738 // Back button is a no-op here, but give at least some feedback for the button press 1739 mWorkspace.showOutlinesTemporarily(); 1740 } 1741 } 1742 1743 public void closeFolder() { 1744 Folder folder = mWorkspace.getOpenFolder(); 1745 if (folder != null) { 1746 closeFolder(folder); 1747 mDragLayer.setCurrentFolder(null); 1748 } 1749 } 1750 1751 void closeFolder(Folder folder) { 1752 folder.getInfo().opened = false; 1753 1754 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 1755 if (parent != null) { 1756 CellLayout cl = (CellLayout) parent; 1757 FolderIcon fi = (FolderIcon) cl.getChildAt(folder.mInfo.cellX, folder.mInfo.cellY); 1758 shrinkAndFadeInFolderIcon(fi); 1759 mDragController.removeDropTarget((DropTarget)folder); 1760 } 1761 1762 folder.animateClosed(); 1763 folder.onClose(); 1764 } 1765 1766 /** 1767 * Re-listen when widgets are reset. 1768 */ 1769 private void onAppWidgetReset() { 1770 if (mAppWidgetHost != null) { 1771 mAppWidgetHost.startListening(); 1772 } 1773 } 1774 1775 /** 1776 * Go through the and disconnect any of the callbacks in the drawables and the views or we 1777 * leak the previous Home screen on orientation change. 1778 */ 1779 private void unbindDesktopItems() { 1780 for (ItemInfo item: mDesktopItems) { 1781 item.unbind(); 1782 } 1783 mDesktopItems.clear(); 1784 } 1785 1786 /** 1787 * Launches the intent referred by the clicked shortcut. 1788 * 1789 * @param v The view representing the clicked shortcut. 1790 */ 1791 public void onClick(View v) { 1792 Object tag = v.getTag(); 1793 if (tag instanceof ShortcutInfo) { 1794 // Open shortcut 1795 final Intent intent = ((ShortcutInfo) tag).intent; 1796 int[] pos = new int[2]; 1797 v.getLocationOnScreen(pos); 1798 intent.setSourceBounds(new Rect(pos[0], pos[1], 1799 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 1800 boolean success = startActivitySafely(intent, tag); 1801 1802 if (success && v instanceof BubbleTextView) { 1803 mWaitingForResume = (BubbleTextView) v; 1804 mWaitingForResume.setStayPressed(true); 1805 } 1806 } else if (tag instanceof FolderInfo) { 1807 if (v instanceof FolderIcon) { 1808 FolderIcon fi = (FolderIcon) v; 1809 handleFolderClick(fi); 1810 } 1811 } else if (v == mAllAppsButton) { 1812 if (mState == State.APPS_CUSTOMIZE) { 1813 showWorkspace(true); 1814 } else { 1815 showAllApps(true); 1816 } 1817 } 1818 } 1819 1820 public boolean onTouch(View v, MotionEvent event) { 1821 // this is an intercepted event being forwarded from mWorkspace; 1822 // clicking anywhere on the workspace causes the customization drawer to slide down 1823 showWorkspace(true); 1824 return false; 1825 } 1826 1827 /** 1828 * Event handler for the search button 1829 * 1830 * @param v The view that was clicked. 1831 */ 1832 public void onClickSearchButton(View v) { 1833 startSearch(null, false, null, true); 1834 // Use a custom animation for launching search 1835 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 1836 } 1837 1838 /** 1839 * Event handler for the voice button 1840 * 1841 * @param v The view that was clicked. 1842 */ 1843 public void onClickVoiceButton(View v) { 1844 startVoiceSearch(); 1845 } 1846 1847 private void startVoiceSearch() { 1848 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 1849 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1850 startActivity(intent); 1851 } 1852 1853 /** 1854 * Event handler for the "gear" button that appears on the home screen, which 1855 * enters home screen customization mode. 1856 * 1857 * @param v The view that was clicked. 1858 */ 1859 public void onClickConfigureButton(View v) { 1860 addItems(); 1861 } 1862 1863 /** 1864 * Event handler for the "grid" button that appears on the home screen, which 1865 * enters all apps mode. 1866 * 1867 * @param v The view that was clicked. 1868 */ 1869 public void onClickAllAppsButton(View v) { 1870 showAllApps(true); 1871 } 1872 1873 public void onClickAppMarketButton(View v) { 1874 if (mAppMarketIntent != null) { 1875 startActivitySafely(mAppMarketIntent, "app market"); 1876 } 1877 } 1878 1879 void startApplicationDetailsActivity(ComponentName componentName) { 1880 String packageName = componentName.getPackageName(); 1881 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 1882 Uri.fromParts("package", packageName, null)); 1883 startActivity(intent); 1884 } 1885 1886 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 1887 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 1888 // System applications cannot be installed. For now, show a toast explaining that. 1889 // We may give them the option of disabling apps this way. 1890 int messageId = R.string.uninstall_system_app_text; 1891 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 1892 } else { 1893 String packageName = appInfo.componentName.getPackageName(); 1894 String className = appInfo.componentName.getClassName(); 1895 Intent intent = new Intent( 1896 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 1897 startActivity(intent); 1898 } 1899 } 1900 1901 boolean startActivitySafely(Intent intent, Object tag) { 1902 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 1903 try { 1904 startActivity(intent); 1905 return true; 1906 } catch (ActivityNotFoundException e) { 1907 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1908 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 1909 } catch (SecurityException e) { 1910 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1911 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1912 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1913 "or use the exported attribute for this activity. " 1914 + "tag="+ tag + " intent=" + intent, e); 1915 } 1916 return false; 1917 } 1918 1919 void startActivityForResultSafely(Intent intent, int requestCode) { 1920 try { 1921 startActivityForResult(intent, requestCode); 1922 } catch (ActivityNotFoundException e) { 1923 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1924 } catch (SecurityException e) { 1925 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 1926 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 1927 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 1928 "or use the exported attribute for this activity.", e); 1929 } 1930 } 1931 1932 private void handleFolderClick(FolderIcon folderIcon) { 1933 final FolderInfo info = folderIcon.mInfo; 1934 if (!info.opened) { 1935 // Close any open folder 1936 closeFolder(); 1937 // Open the requested folder 1938 openFolder(folderIcon); 1939 } else { 1940 // Find the open folder... 1941 Folder openFolder = mWorkspace.getFolderForTag(info); 1942 int folderScreen; 1943 if (openFolder != null) { 1944 folderScreen = mWorkspace.getPageForView(openFolder); 1945 // .. and close it 1946 closeFolder(openFolder); 1947 if (folderScreen != mWorkspace.getCurrentPage()) { 1948 // Close any folder open on the current screen 1949 closeFolder(); 1950 // Pull the folder onto this screen 1951 openFolder(folderIcon); 1952 } 1953 } 1954 } 1955 } 1956 1957 private void growAndFadeOutFolderIcon(FolderIcon fi) { 1958 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); 1959 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); 1960 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); 1961 1962 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1963 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1964 oa.start(); 1965 } 1966 1967 private void shrinkAndFadeInFolderIcon(FolderIcon fi) { 1968 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); 1969 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); 1970 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); 1971 1972 ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(fi, alpha, scaleX, scaleY); 1973 oa.setDuration(getResources().getInteger(R.integer.config_folderAnimDuration)); 1974 oa.start(); 1975 } 1976 1977 /** 1978 * Opens the user folder described by the specified tag. The opening of the folder 1979 * is animated relative to the specified View. If the View is null, no animation 1980 * is played. 1981 * 1982 * @param folderInfo The FolderInfo describing the folder to open. 1983 */ 1984 public void openFolder(FolderIcon folderIcon) { 1985 Folder folder = folderIcon.mFolder; 1986 FolderInfo info = folder.mInfo; 1987 1988 growAndFadeOutFolderIcon(folderIcon); 1989 info.opened = true; 1990 1991 mWorkspace.addInFullScreen(folder, info.screen); 1992 mDragLayer.setCurrentFolder(folder); 1993 folder.animateOpen(); 1994 folder.onOpen(); 1995 } 1996 1997 public boolean onLongClick(View v) { 1998 if (mState != State.WORKSPACE) { 1999 return false; 2000 } 2001 2002 switch (v.getId()) { 2003 case R.id.previous_screen: 2004 if (mState != State.APPS_CUSTOMIZE) { 2005 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2006 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2007 showPreviews(v); 2008 } 2009 return true; 2010 case R.id.next_screen: 2011 if (mState != State.APPS_CUSTOMIZE) { 2012 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2013 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2014 showPreviews(v); 2015 } 2016 return true; 2017 case R.id.all_apps_button: 2018 if (mState != State.APPS_CUSTOMIZE) { 2019 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2020 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2021 showPreviews(v); 2022 } 2023 return true; 2024 } 2025 2026 if (isWorkspaceLocked()) { 2027 return false; 2028 } 2029 2030 if (!(v instanceof CellLayout)) { 2031 v = (View) v.getParent().getParent(); 2032 } 2033 2034 resetAddInfo(); 2035 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2036 // This happens when long clicking an item with the dpad/trackball 2037 if (longClickCellInfo == null || !longClickCellInfo.valid) { 2038 return true; 2039 } 2040 2041 final View itemUnderLongClick = longClickCellInfo.cell; 2042 2043 if (mWorkspace.allowLongPress() && !mDragController.isDragging()) { 2044 if (itemUnderLongClick == null) { 2045 // User long pressed on empty space 2046 mWorkspace.setAllowLongPress(false); 2047 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2048 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2049 addItems(); 2050 } else { 2051 if (!(itemUnderLongClick instanceof Folder)) { 2052 // User long pressed on an item 2053 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2054 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2055 mAddIntersectCellX = longClickCellInfo.cellX; 2056 mAddIntersectCellY = longClickCellInfo.cellY; 2057 mWorkspace.startDrag(longClickCellInfo); 2058 } 2059 } 2060 } 2061 return true; 2062 } 2063 2064 @SuppressWarnings({"unchecked"}) 2065 private void dismissPreview(final View v) { 2066 final PopupWindow window = (PopupWindow) v.getTag(); 2067 if (window != null) { 2068 window.setOnDismissListener(new PopupWindow.OnDismissListener() { 2069 public void onDismiss() { 2070 ViewGroup group = (ViewGroup) v.getTag(R.id.workspace); 2071 int count = group.getChildCount(); 2072 for (int i = 0; i < count; i++) { 2073 ((ImageView) group.getChildAt(i)).setImageDrawable(null); 2074 } 2075 ArrayList<Bitmap> bitmaps = 2076 (ArrayList<Bitmap>) v.getTag(R.id.all_apps_button_cluster); 2077 for (Bitmap bitmap : bitmaps) bitmap.recycle(); 2078 2079 v.setTag(R.id.workspace, null); 2080 v.setTag(R.id.all_apps_button_cluster, null); 2081 window.setOnDismissListener(null); 2082 } 2083 }); 2084 window.dismiss(); 2085 } 2086 v.setTag(null); 2087 } 2088 2089 private void showPreviews(View anchor) { 2090 showPreviews(anchor, 0, mWorkspace.getChildCount()); 2091 } 2092 2093 private void showPreviews(final View anchor, int start, int end) { 2094 final Resources resources = getResources(); 2095 final Workspace workspace = mWorkspace; 2096 2097 CellLayout cell = ((CellLayout) workspace.getChildAt(start)); 2098 2099 float max = workspace.getChildCount(); 2100 2101 final Rect r = new Rect(); 2102 resources.getDrawable(R.drawable.preview_background).getPadding(r); 2103 int extraW = (int) ((r.left + r.right) * max); 2104 int extraH = r.top + r.bottom; 2105 2106 int aW = cell.getWidth() - extraW; 2107 float w = aW / max; 2108 2109 int width = cell.getWidth(); 2110 int height = cell.getHeight(); 2111 int x = cell.getLeftPadding(); 2112 int y = cell.getTopPadding(); 2113 width -= (x + cell.getRightPadding()); 2114 height -= (y + cell.getBottomPadding()); 2115 2116 float scale = w / width; 2117 2118 int count = end - start; 2119 2120 final float sWidth = width * scale; 2121 float sHeight = height * scale; 2122 2123 LinearLayout preview = new LinearLayout(this); 2124 2125 PreviewTouchHandler handler = new PreviewTouchHandler(anchor); 2126 ArrayList<Bitmap> bitmaps = new ArrayList<Bitmap>(count); 2127 2128 for (int i = start; i < end; i++) { 2129 ImageView image = new ImageView(this); 2130 cell = (CellLayout) workspace.getChildAt(i); 2131 2132 final Bitmap bitmap = Bitmap.createBitmap((int) sWidth, (int) sHeight, 2133 Bitmap.Config.ARGB_8888); 2134 2135 final Canvas c = new Canvas(bitmap); 2136 c.scale(scale, scale); 2137 c.translate(-cell.getLeftPadding(), -cell.getTopPadding()); 2138 cell.drawChildren(c); 2139 2140 image.setBackgroundDrawable(resources.getDrawable(R.drawable.preview_background)); 2141 image.setImageBitmap(bitmap); 2142 image.setTag(i); 2143 image.setOnClickListener(handler); 2144 image.setOnFocusChangeListener(handler); 2145 image.setFocusable(true); 2146 if (i == mWorkspace.getCurrentPage()) image.requestFocus(); 2147 2148 preview.addView(image, 2149 LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT); 2150 2151 bitmaps.add(bitmap); 2152 } 2153 2154 final PopupWindow p = new PopupWindow(this); 2155 p.setContentView(preview); 2156 p.setWidth((int) (sWidth * count + extraW)); 2157 p.setHeight((int) (sHeight + extraH)); 2158 p.setAnimationStyle(R.style.AnimationPreview); 2159 p.setOutsideTouchable(true); 2160 p.setFocusable(true); 2161 p.setBackgroundDrawable(new ColorDrawable(0)); 2162 p.showAsDropDown(anchor, 0, 0); 2163 2164 p.setOnDismissListener(new PopupWindow.OnDismissListener() { 2165 public void onDismiss() { 2166 dismissPreview(anchor); 2167 } 2168 }); 2169 2170 anchor.setTag(p); 2171 anchor.setTag(R.id.workspace, preview); 2172 anchor.setTag(R.id.all_apps_button_cluster, bitmaps); 2173 } 2174 2175 class PreviewTouchHandler implements View.OnClickListener, Runnable, View.OnFocusChangeListener { 2176 private final View mAnchor; 2177 2178 public PreviewTouchHandler(View anchor) { 2179 mAnchor = anchor; 2180 } 2181 2182 public void onClick(View v) { 2183 mWorkspace.snapToPage((Integer) v.getTag()); 2184 v.post(this); 2185 } 2186 2187 public void run() { 2188 dismissPreview(mAnchor); 2189 } 2190 2191 public void onFocusChange(View v, boolean hasFocus) { 2192 if (hasFocus) { 2193 mWorkspace.snapToPage((Integer) v.getTag()); 2194 } 2195 } 2196 } 2197 2198 Workspace getWorkspace() { 2199 return mWorkspace; 2200 } 2201 2202 @Override 2203 protected Dialog onCreateDialog(int id) { 2204 switch (id) { 2205 case DIALOG_CREATE_SHORTCUT: 2206 return new CreateShortcut().createDialog(); 2207 case DIALOG_RENAME_FOLDER: 2208 return new RenameFolder().createDialog(); 2209 } 2210 2211 return super.onCreateDialog(id); 2212 } 2213 2214 @Override 2215 protected void onPrepareDialog(int id, Dialog dialog) { 2216 switch (id) { 2217 case DIALOG_CREATE_SHORTCUT: 2218 break; 2219 case DIALOG_RENAME_FOLDER: 2220 if (mFolderInfo != null) { 2221 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 2222 final CharSequence text = mFolderInfo.title; 2223 input.setText(text); 2224 input.setSelection(0, text.length()); 2225 } 2226 break; 2227 } 2228 } 2229 2230 void showRenameDialog(FolderInfo info) { 2231 mFolderInfo = info; 2232 mWaitingForResult = true; 2233 showDialog(DIALOG_RENAME_FOLDER); 2234 } 2235 2236 private void showAddDialog(int intersectX, int intersectY) { 2237 resetAddInfo(); 2238 mAddIntersectCellX = intersectX; 2239 mAddIntersectCellY = intersectY; 2240 mAddScreen = mWorkspace.getCurrentPage(); 2241 mWaitingForResult = true; 2242 showDialog(DIALOG_CREATE_SHORTCUT); 2243 } 2244 2245 private void pickShortcut() { 2246 // Insert extra item to handle picking application 2247 Bundle bundle = new Bundle(); 2248 2249 ArrayList<String> shortcutNames = new ArrayList<String>(); 2250 shortcutNames.add(getString(R.string.group_applications)); 2251 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 2252 2253 ArrayList<ShortcutIconResource> shortcutIcons = new ArrayList<ShortcutIconResource>(); 2254 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 2255 R.drawable.ic_launcher_application)); 2256 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 2257 2258 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 2259 pickIntent.putExtra(Intent.EXTRA_INTENT, new Intent(Intent.ACTION_CREATE_SHORTCUT)); 2260 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_shortcut)); 2261 pickIntent.putExtras(bundle); 2262 2263 startActivityForResult(pickIntent, REQUEST_PICK_SHORTCUT); 2264 } 2265 2266 private class RenameFolder { 2267 private EditText mInput; 2268 2269 Dialog createDialog() { 2270 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 2271 mInput = (EditText) layout.findViewById(R.id.folder_name); 2272 2273 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 2274 builder.setIcon(0); 2275 builder.setTitle(getString(R.string.rename_folder_title)); 2276 builder.setCancelable(true); 2277 builder.setOnCancelListener(new Dialog.OnCancelListener() { 2278 public void onCancel(DialogInterface dialog) { 2279 cleanup(); 2280 } 2281 }); 2282 builder.setNegativeButton(getString(R.string.cancel_action), 2283 new Dialog.OnClickListener() { 2284 public void onClick(DialogInterface dialog, int which) { 2285 cleanup(); 2286 } 2287 } 2288 ); 2289 builder.setPositiveButton(getString(R.string.rename_action), 2290 new Dialog.OnClickListener() { 2291 public void onClick(DialogInterface dialog, int which) { 2292 changeFolderName(); 2293 } 2294 } 2295 ); 2296 builder.setView(layout); 2297 2298 final AlertDialog dialog = builder.create(); 2299 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 2300 public void onShow(DialogInterface dialog) { 2301 mWaitingForResult = true; 2302 mInput.requestFocus(); 2303 InputMethodManager inputManager = (InputMethodManager) 2304 getSystemService(Context.INPUT_METHOD_SERVICE); 2305 inputManager.showSoftInput(mInput, 0); 2306 } 2307 }); 2308 2309 return dialog; 2310 } 2311 2312 private void changeFolderName() { 2313 final String name = mInput.getText().toString(); 2314 if (!TextUtils.isEmpty(name)) { 2315 // Make sure we have the right folder info 2316 mFolderInfo = sFolders.get(mFolderInfo.id); 2317 mFolderInfo.title = name; 2318 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 2319 2320 if (mWorkspaceLoading) { 2321 lockAllApps(); 2322 mModel.startLoader(Launcher.this, false); 2323 } else { 2324 final FolderIcon folderIcon = (FolderIcon) 2325 mWorkspace.getViewForTag(mFolderInfo); 2326 if (folderIcon != null) { 2327 // TODO: At some point we'll probably want some version of setting 2328 // the text for a folder icon. 2329 //folderIcon.setText(name); 2330 getWorkspace().requestLayout(); 2331 } else { 2332 lockAllApps(); 2333 mWorkspaceLoading = true; 2334 mModel.startLoader(Launcher.this, false); 2335 } 2336 } 2337 } 2338 cleanup(); 2339 } 2340 2341 private void cleanup() { 2342 dismissDialog(DIALOG_RENAME_FOLDER); 2343 mWaitingForResult = false; 2344 mFolderInfo = null; 2345 } 2346 } 2347 2348 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2349 public boolean isAllAppsVisible() { 2350 return (mState == State.APPS_CUSTOMIZE); 2351 } 2352 2353 // AllAppsView.Watcher 2354 public void zoomed(float zoom) { 2355 if (zoom == 1.0f) { 2356 mWorkspace.setVisibility(View.GONE); 2357 } 2358 } 2359 2360 /** 2361 * Helper method for the cameraZoomIn/cameraZoomOut animations 2362 * @param view The view being animated 2363 * @param state The state that we are moving in or out of (eg. APPS_CUSTOMIZE) 2364 * @param scaleFactor The scale factor used for the zoom 2365 */ 2366 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2367 final int height = view.getHeight(); 2368 2369 view.setPivotX(view.getWidth() / 2.0f); 2370 // Set pivotY so that at the starting zoom factor, the view is partially 2371 // visible. Modifying initialHeightFactor changes how much of the view is 2372 // initially showing, and hence the perceived angle from which the view enters. 2373 if (state == State.APPS_CUSTOMIZE) { 2374 final float initialHeightFactor = 0.175f; 2375 view.setPivotY((1 - initialHeightFactor) * height); 2376 } else { 2377 final float initialHeightFactor = 0.2f; 2378 view.setPivotY(-initialHeightFactor * height); 2379 } 2380 } 2381 2382 /** 2383 * Zoom the camera out from the workspace to reveal 'toView'. 2384 * Assumes that the view to show is anchored at either the very top or very bottom 2385 * of the screen. 2386 * @param toState The state to zoom out to. Must be APPS_CUSTOMIZE. 2387 */ 2388 private void cameraZoomOut(State toState, boolean animated, boolean springLoaded) { 2389 final Resources res = getResources(); 2390 2391 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomInTime); 2392 final int fadeDuration = res.getInteger(R.integer.config_appsCustomizeFadeInTime); 2393 final float scale = (float) res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2394 final View toView = mAppsCustomizeTabHost; 2395 2396 setPivotsForZoom(toView, toState, scale); 2397 2398 2399 if (springLoaded) { 2400 if (toState == State.APPS_CUSTOMIZE) { 2401 // Shrink workspaces away if going back to AppsCustomize from spring loaded mode 2402 mWorkspace.shrink(ShrinkState.BOTTOM_HIDDEN, animated); 2403 } else { 2404 // Shrink workspaces to bottom if going back to AllApps from spring loaded mode 2405 mWorkspace.shrink(ShrinkState.BOTTOM_VISIBLE, animated); 2406 } 2407 } else { 2408 // Shrink workspaces away if going to AllApps/AppsCustomize from workspace 2409 mWorkspace.shrink(ShrinkState.BOTTOM_HIDDEN, animated); 2410 } 2411 2412 if (animated) { 2413 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2414 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2415 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2416 public void onAnimationUpdate(float a, float b) { 2417 ((View) toView.getParent()).fastInvalidate(); 2418 toView.setFastScaleX(a * scale + b * 1f); 2419 toView.setFastScaleY(a * scale + b * 1f); 2420 } 2421 }); 2422 2423 toView.setVisibility(View.VISIBLE); 2424 toView.setFastAlpha(0f); 2425 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2426 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2427 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2428 public void onAnimationUpdate(float a, float b) { 2429 // don't need to invalidate because we do so above 2430 toView.setFastAlpha(a * 0f + b * 1f); 2431 } 2432 }); 2433 alphaAnim.start(); 2434 2435 if (toView instanceof LauncherTransitionable) { 2436 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim); 2437 } 2438 scaleAnim.addListener(new AnimatorListenerAdapter() { 2439 @Override 2440 public void onAnimationStart(Animator animation) { 2441 // Prepare the position 2442 toView.setTranslationX(0.0f); 2443 toView.setTranslationY(0.0f); 2444 toView.setVisibility(View.VISIBLE); 2445 toView.bringToFront(); 2446 } 2447 @Override 2448 public void onAnimationEnd(Animator animation) { 2449 // If we don't set the final scale values here, if this animation is cancelled 2450 // it will have the wrong scale value and subsequent cameraPan animations will 2451 // not fix that 2452 toView.setScaleX(1.0f); 2453 toView.setScaleY(1.0f); 2454 if (toView instanceof LauncherTransitionable) { 2455 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim); 2456 } 2457 } 2458 }); 2459 2460 // toView should appear right at the end of the workspace shrink animation 2461 final int startDelay = 0; 2462 2463 if (mStateAnimation != null) mStateAnimation.cancel(); 2464 mStateAnimation = new AnimatorSet(); 2465 mStateAnimation.play(scaleAnim).after(startDelay); 2466 mStateAnimation.start(); 2467 } else { 2468 toView.setTranslationX(0.0f); 2469 toView.setTranslationY(0.0f); 2470 toView.setScaleX(1.0f); 2471 toView.setScaleY(1.0f); 2472 toView.setVisibility(View.VISIBLE); 2473 toView.bringToFront(); 2474 if (toView instanceof LauncherTransitionable) { 2475 ((LauncherTransitionable) toView).onLauncherTransitionStart(null); 2476 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null); 2477 } 2478 } 2479 } 2480 2481 /** 2482 * Zoom the camera back into the workspace, hiding 'fromView'. 2483 * This is the opposite of cameraZoomOut. 2484 * @param fromState The current state (must be APPS_CUSTOMIZE). 2485 * @param animated If true, the transition will be animated. 2486 */ 2487 private void cameraZoomIn(State fromState, boolean animated, boolean springLoaded) { 2488 Resources res = getResources(); 2489 2490 final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime); 2491 final float scaleFactor = (float) 2492 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor); 2493 final View fromView = mAppsCustomizeTabHost; 2494 2495 setPivotsForZoom(fromView, fromState, scaleFactor); 2496 2497 if (!springLoaded) { 2498 mWorkspace.unshrink(animated); 2499 } 2500 if (animated) { 2501 if (mStateAnimation != null) mStateAnimation.cancel(); 2502 mStateAnimation = new AnimatorSet(); 2503 2504 final float oldScaleX = fromView.getScaleX(); 2505 final float oldScaleY = fromView.getScaleY(); 2506 2507 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2508 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2509 scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2510 public void onAnimationUpdate(float a, float b) { 2511 ((View)fromView.getParent()).fastInvalidate(); 2512 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2513 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2514 } 2515 }); 2516 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2517 alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime)); 2518 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2519 alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() { 2520 public void onAnimationUpdate(float a, float b) { 2521 // don't need to invalidate because we do so above 2522 fromView.setFastAlpha(a * 1f + b * 0f); 2523 } 2524 }); 2525 if (fromView instanceof LauncherTransitionable) { 2526 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim); 2527 } 2528 alphaAnim.addListener(new AnimatorListenerAdapter() { 2529 @Override 2530 public void onAnimationEnd(Animator animation) { 2531 fromView.setVisibility(View.GONE); 2532 if (fromView instanceof LauncherTransitionable) { 2533 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim); 2534 } 2535 } 2536 }); 2537 2538 mStateAnimation.playTogether(scaleAnim, alphaAnim); 2539 mStateAnimation.start(); 2540 } else { 2541 fromView.setVisibility(View.GONE); 2542 if (fromView instanceof LauncherTransitionable) { 2543 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null); 2544 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null); 2545 } 2546 } 2547 } 2548 2549 void showWorkspace(boolean animated) { 2550 showWorkspace(animated, null); 2551 } 2552 2553 void showWorkspace(boolean animated, CellLayout layout) { 2554 if (layout != null) { 2555 // always animated, but that's ok since we never specify a layout and 2556 // want no animation 2557 mWorkspace.unshrink(layout); 2558 } else { 2559 mWorkspace.unshrink(animated); 2560 } 2561 if (mState == State.APPS_CUSTOMIZE) { 2562 closeAllApps(animated); 2563 } 2564 2565 // Change the state *after* we've called all the transition code 2566 mState = State.WORKSPACE; 2567 2568 // Resume the auto-advance of widgets 2569 mUserPresent = true; 2570 updateRunning(); 2571 2572 // send an accessibility event to announce the context change 2573 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2574 } 2575 2576 void enterSpringLoadedDragMode(CellLayout layout) { 2577 // Enter spring loaded mode on a new layout 2578 mWorkspace.enterSpringLoadedDragMode(layout); 2579 2580 if (mState == State.APPS_CUSTOMIZE) { 2581 mState = State.APPS_CUSTOMIZE_SPRING_LOADED; 2582 cameraZoomIn(State.APPS_CUSTOMIZE, true, true); 2583 } 2584 // Otherwise, we are not in spring loaded mode, so don't do anything. 2585 } 2586 2587 void exitSpringLoadedDragMode() { 2588 if (mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2589 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.BOTTOM_VISIBLE); 2590 cameraZoomOut(State.APPS_CUSTOMIZE, true, true); 2591 mState = State.APPS_CUSTOMIZE; 2592 } 2593 // Otherwise, we are not in spring loaded mode, so don't do anything. 2594 } 2595 2596 /** 2597 * Shows the dock/hotseat area. 2598 */ 2599 void showDock(boolean animated) { 2600 if (!LauncherApplication.isScreenLarge()) { 2601 if (animated) { 2602 int duration = mSearchDeleteBar.getTransitionInDuration(); 2603 mButtonCluster.animate().alpha(1f).setDuration(duration); 2604 mPreviousView.animate().alpha(1f).setDuration(duration); 2605 mNextView.animate().alpha(1f).setDuration(duration); 2606 } else { 2607 mButtonCluster.setAlpha(1f); 2608 mPreviousView.setAlpha(1f); 2609 mNextView.setAlpha(1f); 2610 } 2611 } 2612 } 2613 2614 /** 2615 * Hides the dock/hotseat area. 2616 */ 2617 void hideDock(boolean animated) { 2618 if (!LauncherApplication.isScreenLarge()) { 2619 if (animated) { 2620 int duration = mSearchDeleteBar.getTransitionOutDuration(); 2621 mButtonCluster.animate().alpha(0f).setDuration(duration); 2622 mPreviousView.animate().alpha(0f).setDuration(duration); 2623 mNextView.animate().alpha(0f).setDuration(duration); 2624 } else { 2625 mButtonCluster.setAlpha(0f); 2626 mPreviousView.setAlpha(0f); 2627 mNextView.setAlpha(0f); 2628 } 2629 } 2630 } 2631 2632 void showAllApps(boolean animated) { 2633 if (mState != State.WORKSPACE) return; 2634 2635 cameraZoomOut(State.APPS_CUSTOMIZE, animated, false); 2636 mAppsCustomizeTabHost.requestFocus(); 2637 2638 // Hide the search bar and dock 2639 mSearchDeleteBar.hideSearchBar(animated); 2640 hideDock(animated); 2641 2642 // Change the state *after* we've called all the transition code 2643 mState = State.APPS_CUSTOMIZE; 2644 2645 // Pause the auto-advance of widgets until we are out of AllApps 2646 mUserPresent = false; 2647 updateRunning(); 2648 2649 // Send an accessibility event to announce the context change 2650 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2651 } 2652 2653 /** 2654 * Things to test when changing this code. 2655 * - Home from workspace 2656 * - from center screen 2657 * - from other screens 2658 * - Home from all apps 2659 * - from center screen 2660 * - from other screens 2661 * - Back from all apps 2662 * - from center screen 2663 * - from other screens 2664 * - Launch app from workspace and quit 2665 * - with back 2666 * - with home 2667 * - Launch app from all apps and quit 2668 * - with back 2669 * - with home 2670 * - Go to a screen that's not the default, then all 2671 * apps, and launch and app, and go back 2672 * - with back 2673 * -with home 2674 * - On workspace, long press power and go back 2675 * - with back 2676 * - with home 2677 * - On all apps, long press power and go back 2678 * - with back 2679 * - with home 2680 * - On workspace, power off 2681 * - On all apps, power off 2682 * - Launch an app and turn off the screen while in that app 2683 * - Go back with home key 2684 * - Go back with back key TODO: make this not go to workspace 2685 * - From all apps 2686 * - From workspace 2687 * - Enter and exit car mode (becuase it causes an extra configuration changed) 2688 * - From all apps 2689 * - From the center workspace 2690 * - From another workspace 2691 */ 2692 void closeAllApps(boolean animated) { 2693 if (mState == State.APPS_CUSTOMIZE || mState == State.APPS_CUSTOMIZE_SPRING_LOADED) { 2694 mWorkspace.setVisibility(View.VISIBLE); 2695 cameraZoomIn(State.APPS_CUSTOMIZE, animated, false); 2696 2697 // Show the search bar and dock 2698 mSearchDeleteBar.showSearchBar(animated); 2699 showDock(animated); 2700 2701 // Set focus to the AppsCustomize button 2702 findViewById(R.id.all_apps_button).requestFocus(); 2703 } 2704 } 2705 2706 void lockAllApps() { 2707 // TODO 2708 } 2709 2710 void unlockAllApps() { 2711 // TODO 2712 } 2713 2714 /** 2715 * Add an item from all apps or customize onto the given workspace screen. 2716 * If layout is null, add to the current screen. 2717 */ 2718 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 2719 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 2720 showOutOfSpaceMessage(); 2721 } else { 2722 layout.animateDrop(); 2723 } 2724 } 2725 2726 void onWorkspaceClick(CellLayout layout) { 2727 showWorkspace(true, layout); 2728 } 2729 2730 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 2731 try { 2732 PackageManager packageManager = getPackageManager(); 2733 // Look for the toolbar icon specified in the activity meta-data 2734 Bundle metaData = packageManager.getActivityInfo( 2735 activityName, PackageManager.GET_META_DATA).metaData; 2736 if (metaData != null) { 2737 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 2738 if (iconResId != 0) { 2739 Resources res = packageManager.getResourcesForActivity(activityName); 2740 return res.getDrawable(iconResId); 2741 } 2742 } 2743 } catch (NameNotFoundException e) { 2744 // Do nothing 2745 } 2746 return null; 2747 } 2748 2749 // if successful in getting icon, return it; otherwise, set button to use default drawable 2750 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 2751 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2752 TextView button = (TextView) findViewById(buttonId); 2753 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2754 2755 // If we were unable to find the icon via the meta-data, use a generic one 2756 if (toolbarIcon == null) { 2757 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 2758 return null; 2759 } else { 2760 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 2761 return toolbarIcon.getConstantState(); 2762 } 2763 } 2764 2765 // if successful in getting icon, return it; otherwise, set button to use default drawable 2766 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 2767 int buttonId, ComponentName activityName, int fallbackDrawableId) { 2768 ImageView button = (ImageView) findViewById(buttonId); 2769 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 2770 2771 // If we were unable to find the icon via the meta-data, use a generic one 2772 if (toolbarIcon == null) { 2773 button.setImageResource(fallbackDrawableId); 2774 return null; 2775 } else { 2776 button.setImageDrawable(toolbarIcon); 2777 return toolbarIcon.getConstantState(); 2778 } 2779 } 2780 2781 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2782 TextView button = (TextView) findViewById(buttonId); 2783 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 2784 } 2785 2786 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 2787 ImageView button = (ImageView) findViewById(buttonId); 2788 button.setImageDrawable(d.newDrawable(getResources())); 2789 } 2790 2791 private void updateGlobalSearchIcon() { 2792 final ImageView searchButton = (ImageView) findViewById(R.id.search_button); 2793 final View searchDivider = findViewById(R.id.search_divider); 2794 2795 final SearchManager searchManager = 2796 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 2797 ComponentName activityName = searchManager.getGlobalSearchActivity(); 2798 if (activityName != null) { 2799 // In landscape mode on the Phone UI, we only have enough space to show the magnifying 2800 // glass icon 2801 boolean iconLoaded = false; 2802 if (!LauncherApplication.isScreenLarge()) { 2803 // TODO-APPS_CUSTOMIZE: Remove when the QSB fixes itself? 2804 int orientation = getResources().getConfiguration().orientation; 2805 if (orientation == Configuration.ORIENTATION_LANDSCAPE) { 2806 searchButton.setImageResource(R.drawable.ic_generic_search); 2807 iconLoaded = true; 2808 sGlobalSearchIcon = null; 2809 } 2810 } 2811 if (!iconLoaded) { 2812 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 2813 R.id.search_button, activityName, R.drawable.ic_generic_search); 2814 } 2815 searchButton.setVisibility(View.VISIBLE); 2816 searchDivider.setVisibility(View.VISIBLE); 2817 } else { 2818 searchButton.setVisibility(View.GONE); 2819 searchDivider.setVisibility(View.GONE); 2820 } 2821 } 2822 2823 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 2824 updateButtonWithDrawable(R.id.search_button, d); 2825 } 2826 2827 private void updateVoiceSearchIcon() { 2828 final View searchDivider = findViewById(R.id.search_divider); 2829 final View voiceButton = findViewById(R.id.voice_button); 2830 2831 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2832 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2833 if (activityName != null) { 2834 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 2835 R.id.voice_button, activityName, R.drawable.ic_voice_search); 2836 searchDivider.setVisibility(View.VISIBLE); 2837 voiceButton.setVisibility(View.VISIBLE); 2838 } else { 2839 searchDivider.setVisibility(View.GONE); 2840 voiceButton.setVisibility(View.GONE); 2841 } 2842 } 2843 2844 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 2845 updateButtonWithDrawable(R.id.voice_button, d); 2846 } 2847 2848 /** 2849 * Sets the app market icon 2850 */ 2851 private void updateAppMarketIcon() { 2852 final View marketButton = findViewById(R.id.market_button); 2853 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 2854 // Find the app market activity by resolving an intent. 2855 // (If multiple app markets are installed, it will return the ResolverActivity.) 2856 ComponentName activityName = intent.resolveActivity(getPackageManager()); 2857 if (activityName != null) { 2858 mAppMarketIntent = intent; 2859 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 2860 R.id.market_button, activityName, R.drawable.app_market_generic); 2861 marketButton.setVisibility(View.VISIBLE); 2862 2863 // Remove the shop icon text in the Phone UI 2864 if (!LauncherApplication.isScreenLarge()) { 2865 ((TextView) marketButton).setText(""); 2866 } 2867 } else { 2868 // We should hide and disable the view so that we don't try and restore the visibility 2869 // of it when we swap between drag & normal states from IconDropTarget subclasses. 2870 marketButton.setVisibility(View.GONE); 2871 marketButton.setEnabled(false); 2872 } 2873 } 2874 2875 private void updateAppMarketIcon(Drawable.ConstantState d) { 2876 updateTextButtonWithDrawable(R.id.market_button, d); 2877 } 2878 2879 /** 2880 * Displays the shortcut creation dialog and launches, if necessary, the 2881 * appropriate activity. 2882 */ 2883 private class CreateShortcut implements DialogInterface.OnClickListener, 2884 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 2885 DialogInterface.OnShowListener { 2886 2887 private AddAdapter mAdapter; 2888 2889 Dialog createDialog() { 2890 mAdapter = new AddAdapter(Launcher.this); 2891 2892 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this, 2893 AlertDialog.THEME_HOLO_DARK); 2894 builder.setTitle(getString(R.string.menu_item_add_item)); 2895 builder.setAdapter(mAdapter, this); 2896 2897 AlertDialog dialog = builder.create(); 2898 dialog.setOnCancelListener(this); 2899 dialog.setOnDismissListener(this); 2900 dialog.setOnShowListener(this); 2901 2902 return dialog; 2903 } 2904 2905 public void onCancel(DialogInterface dialog) { 2906 mWaitingForResult = false; 2907 cleanup(); 2908 } 2909 2910 public void onDismiss(DialogInterface dialog) { 2911 mWaitingForResult = false; 2912 cleanup(); 2913 } 2914 2915 private void cleanup() { 2916 try { 2917 dismissDialog(DIALOG_CREATE_SHORTCUT); 2918 } catch (Exception e) { 2919 // An exception is thrown if the dialog is not visible, which is fine 2920 } 2921 } 2922 2923 /** 2924 * Handle the action clicked in the "Add to home" dialog. 2925 */ 2926 public void onClick(DialogInterface dialog, int which) { 2927 Resources res = getResources(); 2928 cleanup(); 2929 2930 AddAdapter.ListItem item = (AddAdapter.ListItem) mAdapter.getItem(which); 2931 switch (item.actionTag) { 2932 case AddAdapter.ITEM_SHORTCUT: { 2933 pickShortcut(); 2934 break; 2935 } 2936 case AddAdapter.ITEM_APPLICATION: { 2937 if (mAppsCustomizeTabHost != null) { 2938 mAppsCustomizeTabHost.selectAppsTab(); 2939 } 2940 showAllApps(true); 2941 break; 2942 } 2943 case AddAdapter.ITEM_APPWIDGET: { 2944 if (mAppsCustomizeTabHost != null) { 2945 mAppsCustomizeTabHost.selectWidgetsTab(); 2946 } 2947 showAllApps(true); 2948 break; 2949 } 2950 case AddAdapter.ITEM_WALLPAPER: { 2951 startWallpaper(); 2952 break; 2953 } 2954 } 2955 } 2956 2957 public void onShow(DialogInterface dialog) { 2958 mWaitingForResult = true; 2959 } 2960 } 2961 2962 /** 2963 * Receives notifications when applications are added/removed. 2964 */ 2965 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 2966 @Override 2967 public void onReceive(Context context, Intent intent) { 2968 closeSystemDialogs(); 2969 String reason = intent.getStringExtra("reason"); 2970 if (!"homekey".equals(reason)) { 2971 boolean animate = true; 2972 if (mPaused || "lock".equals(reason)) { 2973 animate = false; 2974 } 2975 showWorkspace(animate); 2976 } 2977 } 2978 } 2979 2980 /** 2981 * Receives notifications whenever the appwidgets are reset. 2982 */ 2983 private class AppWidgetResetObserver extends ContentObserver { 2984 public AppWidgetResetObserver() { 2985 super(new Handler()); 2986 } 2987 2988 @Override 2989 public void onChange(boolean selfChange) { 2990 onAppWidgetReset(); 2991 } 2992 } 2993 2994 /** 2995 * If the activity is currently paused, signal that we need to re-run the loader 2996 * in onResume. 2997 * 2998 * This needs to be called from incoming places where resources might have been loaded 2999 * while we are paused. That is becaues the Configuration might be wrong 3000 * when we're not running, and if it comes back to what it was when we 3001 * were paused, we are not restarted. 3002 * 3003 * Implementation of the method from LauncherModel.Callbacks. 3004 * 3005 * @return true if we are currently paused. The caller might be able to 3006 * skip some work in that case since we will come back again. 3007 */ 3008 public boolean setLoadOnResume() { 3009 if (mPaused) { 3010 Log.i(TAG, "setLoadOnResume"); 3011 mOnResumeNeedsLoad = true; 3012 return true; 3013 } else { 3014 return false; 3015 } 3016 } 3017 3018 /** 3019 * Implementation of the method from LauncherModel.Callbacks. 3020 */ 3021 public int getCurrentWorkspaceScreen() { 3022 if (mWorkspace != null) { 3023 return mWorkspace.getCurrentPage(); 3024 } else { 3025 return SCREEN_COUNT / 2; 3026 } 3027 } 3028 3029 3030 /** 3031 * Refreshes the shortcuts shown on the workspace. 3032 * 3033 * Implementation of the method from LauncherModel.Callbacks. 3034 */ 3035 public void startBinding() { 3036 final Workspace workspace = mWorkspace; 3037 3038 mWorkspace.clearDropTargets(); 3039 int count = workspace.getChildCount(); 3040 for (int i = 0; i < count; i++) { 3041 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3042 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3043 layoutParent.removeAllViewsInLayout(); 3044 } 3045 3046 if (DEBUG_USER_INTERFACE) { 3047 android.widget.Button finishButton = new android.widget.Button(this); 3048 finishButton.setText("Finish"); 3049 workspace.addInScreen(finishButton, 1, 0, 0, 1, 1); 3050 3051 finishButton.setOnClickListener(new android.widget.Button.OnClickListener() { 3052 public void onClick(View v) { 3053 finish(); 3054 } 3055 }); 3056 } 3057 3058 // This wasn't being called before which resulted in a leak of AppWidgetHostViews (through 3059 // mDesktopItems -> AppWidgetInfo -> hostView). 3060 unbindDesktopItems(); 3061 } 3062 3063 /** 3064 * Bind the items start-end from the list. 3065 * 3066 * Implementation of the method from LauncherModel.Callbacks. 3067 */ 3068 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3069 3070 setLoadOnResume(); 3071 3072 final Workspace workspace = mWorkspace; 3073 3074 for (int i=start; i<end; i++) { 3075 final ItemInfo item = shortcuts.get(i); 3076 mDesktopItems.add(item); 3077 switch (item.itemType) { 3078 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3079 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3080 final View shortcut = createShortcut((ShortcutInfo)item); 3081 workspace.addInScreen(shortcut, item.screen, item.cellX, item.cellY, 1, 1, 3082 false); 3083 break; 3084 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 3085 final FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3086 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3087 (FolderInfo) item, mIconCache); 3088 workspace.addInScreen(newFolder, item.screen, item.cellX, item.cellY, 1, 1, 3089 false); 3090 break; 3091 } 3092 } 3093 3094 workspace.requestLayout(); 3095 } 3096 3097 /** 3098 * Implementation of the method from LauncherModel.Callbacks. 3099 */ 3100 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3101 setLoadOnResume(); 3102 sFolders.clear(); 3103 sFolders.putAll(folders); 3104 } 3105 3106 /** 3107 * Add the views for a widget to the workspace. 3108 * 3109 * Implementation of the method from LauncherModel.Callbacks. 3110 */ 3111 public void bindAppWidget(LauncherAppWidgetInfo item) { 3112 setLoadOnResume(); 3113 3114 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3115 if (DEBUG_WIDGETS) { 3116 Log.d(TAG, "bindAppWidget: " + item); 3117 } 3118 final Workspace workspace = mWorkspace; 3119 3120 final int appWidgetId = item.appWidgetId; 3121 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3122 if (DEBUG_WIDGETS) { 3123 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3124 } 3125 3126 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3127 3128 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 3129 item.hostView.setTag(item); 3130 3131 workspace.addInScreen(item.hostView, item.screen, item.cellX, 3132 item.cellY, item.spanX, item.spanY, false); 3133 3134 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3135 3136 workspace.requestLayout(); 3137 3138 mDesktopItems.add(item); 3139 3140 if (DEBUG_WIDGETS) { 3141 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3142 + (SystemClock.uptimeMillis()-start) + "ms"); 3143 } 3144 } 3145 3146 /** 3147 * Callback saying that there aren't any more items to bind. 3148 * 3149 * Implementation of the method from LauncherModel.Callbacks. 3150 */ 3151 public void finishBindingItems() { 3152 setLoadOnResume(); 3153 3154 if (mSavedState != null) { 3155 if (!mWorkspace.hasFocus()) { 3156 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3157 } 3158 3159 final long[] folders = mSavedState.getLongArray(RUNTIME_STATE_FOLDERS); 3160 if (folders != null) { 3161 for (long folderId : folders) { 3162 final FolderInfo info = sFolders.get(folderId); 3163 final FolderIcon folderIcon = (FolderIcon) 3164 mWorkspace.getViewForTag(info); 3165 if (folderIcon != null) { 3166 openFolder(folderIcon); 3167 } 3168 } 3169 final Folder openFolder = mWorkspace.getOpenFolder(); 3170 if (openFolder != null) { 3171 openFolder.requestFocus(); 3172 } 3173 } 3174 3175 mSavedState = null; 3176 } 3177 3178 if (mSavedInstanceState != null) { 3179 super.onRestoreInstanceState(mSavedInstanceState); 3180 mSavedInstanceState = null; 3181 } 3182 3183 mWorkspaceLoading = false; 3184 3185 // If we received the result of any pending adds while the loader was running (e.g. the 3186 // widget configuration forced an orientation change), process them now. 3187 for (int i = 0; i < sPendingAddList.size(); i++) { 3188 completeAdd(sPendingAddList.get(i)); 3189 } 3190 sPendingAddList.clear(); 3191 } 3192 3193 /** 3194 * Updates the icons on the launcher that are affected by changes to the package list 3195 * on the device. 3196 */ 3197 private void updateIconsAffectedByPackageManagerChanges() { 3198 updateAppMarketIcon(); 3199 updateGlobalSearchIcon(); 3200 updateVoiceSearchIcon(); 3201 } 3202 3203 /** 3204 * Add the icons for all apps. 3205 * 3206 * Implementation of the method from LauncherModel.Callbacks. 3207 */ 3208 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 3209 if (mAppsCustomizeContent != null) { 3210 mAppsCustomizeContent.setApps(apps); 3211 } 3212 updateIconsAffectedByPackageManagerChanges(); 3213 } 3214 3215 /** 3216 * A package was installed. 3217 * 3218 * Implementation of the method from LauncherModel.Callbacks. 3219 */ 3220 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3221 setLoadOnResume(); 3222 removeDialog(DIALOG_CREATE_SHORTCUT); 3223 3224 if (mAppsCustomizeContent != null) { 3225 mAppsCustomizeContent.addApps(apps); 3226 } 3227 updateIconsAffectedByPackageManagerChanges(); 3228 } 3229 3230 /** 3231 * A package was updated. 3232 * 3233 * Implementation of the method from LauncherModel.Callbacks. 3234 */ 3235 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3236 setLoadOnResume(); 3237 removeDialog(DIALOG_CREATE_SHORTCUT); 3238 if (mWorkspace != null) { 3239 mWorkspace.updateShortcuts(apps); 3240 } 3241 3242 if (mAppsCustomizeContent != null) { 3243 mAppsCustomizeContent.updateApps(apps); 3244 } 3245 updateIconsAffectedByPackageManagerChanges(); 3246 } 3247 3248 /** 3249 * A package was uninstalled. 3250 * 3251 * Implementation of the method from LauncherModel.Callbacks. 3252 */ 3253 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3254 removeDialog(DIALOG_CREATE_SHORTCUT); 3255 if (permanent) { 3256 mWorkspace.removeItems(apps); 3257 } 3258 3259 if (mAppsCustomizeContent != null) { 3260 mAppsCustomizeContent.removeApps(apps); 3261 } 3262 updateIconsAffectedByPackageManagerChanges(); 3263 } 3264 3265 /** 3266 * A number of packages were updated. 3267 */ 3268 public void bindPackagesUpdated() { 3269 3270 if (mAppsCustomizeContent != null) { 3271 mAppsCustomizeContent.onPackagesUpdated(); 3272 } 3273 } 3274 3275 private int mapConfigurationOriActivityInfoOri(int configOri) { 3276 final Display d = getWindowManager().getDefaultDisplay(); 3277 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3278 switch (d.getRotation()) { 3279 case Surface.ROTATION_0: 3280 case Surface.ROTATION_180: 3281 // We are currently in the same basic orientation as the natural orientation 3282 naturalOri = configOri; 3283 break; 3284 case Surface.ROTATION_90: 3285 case Surface.ROTATION_270: 3286 // We are currently in the other basic orientation to the natural orientation 3287 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3288 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3289 break; 3290 } 3291 3292 int[] oriMap = { 3293 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3294 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3295 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3296 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3297 }; 3298 // Since the map starts at portrait, we need to offset if this device's natural orientation 3299 // is landscape. 3300 int indexOffset = 0; 3301 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3302 indexOffset = 1; 3303 } 3304 return oriMap[(d.getRotation() + indexOffset) % 4]; 3305 } 3306 public void lockScreenOrientation() { 3307 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3308 .getConfiguration().orientation)); 3309 } 3310 public void unlockScreenOrientation() { 3311 mHandler.postDelayed(new Runnable() { 3312 public void run() { 3313 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3314 } 3315 }, mRestoreScreenOrientationDelay); 3316 } 3317 3318 /** 3319 * Prints out out state for debugging. 3320 */ 3321 public void dumpState() { 3322 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3323 Log.d(TAG, "mSavedState=" + mSavedState); 3324 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3325 Log.d(TAG, "mRestoring=" + mRestoring); 3326 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3327 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3328 Log.d(TAG, "mDesktopItems.size=" + mDesktopItems.size()); 3329 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3330 mModel.dumpState(); 3331 3332 if (mAppsCustomizeContent != null) { 3333 mAppsCustomizeContent.dumpState(); 3334 } 3335 Log.d(TAG, "END launcher2 dump state"); 3336 } 3337} 3338 3339interface LauncherTransitionable { 3340 void onLauncherTransitionStart(Animator animation); 3341 void onLauncherTransitionEnd(Animator animation); 3342} 3343