Launcher.java revision 8499adddad95a79e4d09e46c6b89591ddf9a1087
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 com.android.common.Search; 21import com.android.launcher.R; 22import com.android.launcher2.CustomizePagedView.CustomizationType; 23import com.android.launcher2.Workspace.ShrinkState; 24 25import android.animation.Animator; 26import android.animation.AnimatorListenerAdapter; 27import android.animation.AnimatorSet; 28import android.animation.ObjectAnimator; 29import android.animation.PropertyValuesHolder; 30import android.animation.ValueAnimator; 31import android.animation.ValueAnimator.AnimatorUpdateListener; 32import android.app.Activity; 33import android.app.AlertDialog; 34import android.app.Dialog; 35import android.app.SearchManager; 36import android.app.StatusBarManager; 37import android.appwidget.AppWidgetManager; 38import android.appwidget.AppWidgetProviderInfo; 39import android.content.ActivityNotFoundException; 40import android.content.BroadcastReceiver; 41import android.content.ClipData; 42import android.content.ClipDescription; 43import android.content.ComponentName; 44import android.content.ContentResolver; 45import android.content.Context; 46import android.content.DialogInterface; 47import android.content.Intent; 48import android.content.IntentFilter; 49import android.content.Intent.ShortcutIconResource; 50import android.content.pm.ActivityInfo; 51import android.content.pm.PackageManager; 52import android.content.pm.ResolveInfo; 53import android.content.pm.PackageManager.NameNotFoundException; 54import android.content.res.Configuration; 55import android.content.res.Resources; 56import android.content.res.TypedArray; 57import android.database.ContentObserver; 58import android.graphics.Bitmap; 59import android.graphics.Canvas; 60import android.graphics.Rect; 61import android.graphics.drawable.ColorDrawable; 62import android.graphics.drawable.Drawable; 63import android.net.Uri; 64import android.os.AsyncTask; 65import android.os.Bundle; 66import android.os.Environment; 67import android.os.Handler; 68import android.os.Message; 69import android.os.Parcelable; 70import android.os.SystemClock; 71import android.os.SystemProperties; 72import android.provider.LiveFolders; 73import android.provider.Settings; 74import android.speech.RecognizerIntent; 75import android.text.Selection; 76import android.text.SpannableStringBuilder; 77import android.text.TextUtils; 78import android.text.method.TextKeyListener; 79import android.util.Log; 80import android.view.Display; 81import android.view.HapticFeedbackConstants; 82import android.view.KeyEvent; 83import android.view.LayoutInflater; 84import android.view.Menu; 85import android.view.MenuItem; 86import android.view.MotionEvent; 87import android.view.Surface; 88import android.view.View; 89import android.view.ViewGroup; 90import android.view.WindowManager; 91import android.view.View.OnClickListener; 92import android.view.View.OnLongClickListener; 93import android.view.accessibility.AccessibilityEvent; 94import android.view.animation.DecelerateInterpolator; 95import android.view.inputmethod.InputMethodManager; 96import android.widget.Advanceable; 97import android.widget.EditText; 98import android.widget.ImageView; 99import android.widget.LinearLayout; 100import android.widget.PopupWindow; 101import android.widget.TabHost; 102import android.widget.TabWidget; 103import android.widget.TextView; 104import android.widget.Toast; 105import android.widget.TabHost.OnTabChangeListener; 106import android.widget.TabHost.TabContentFactory; 107 108import java.io.DataInputStream; 109import java.io.DataOutputStream; 110import java.io.FileNotFoundException; 111import java.io.IOException; 112import java.util.ArrayList; 113import java.util.HashMap; 114import java.util.List; 115 116 117/** 118 * Default launcher application. 119 */ 120public final class Launcher extends Activity 121 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 122 AllAppsView.Watcher, View.OnTouchListener { 123 static final String TAG = "Launcher"; 124 static final boolean LOGD = false; 125 126 static final boolean PROFILE_STARTUP = false; 127 static final boolean DEBUG_WIDGETS = false; 128 static final boolean DEBUG_USER_INTERFACE = false; 129 130 private static final int MENU_GROUP_ADD = 1; 131 private static final int MENU_GROUP_WALLPAPER = MENU_GROUP_ADD + 1; 132 133 private static final int MENU_ADD = Menu.FIRST + 1; 134 private static final int MENU_MANAGE_APPS = MENU_ADD + 1; 135 private static final int MENU_WALLPAPER_SETTINGS = MENU_MANAGE_APPS + 1; 136 private static final int MENU_SEARCH = MENU_WALLPAPER_SETTINGS + 1; 137 private static final int MENU_NOTIFICATIONS = MENU_SEARCH + 1; 138 private static final int MENU_SETTINGS = MENU_NOTIFICATIONS + 1; 139 140 private static final int REQUEST_CREATE_SHORTCUT = 1; 141 private static final int REQUEST_CREATE_LIVE_FOLDER = 4; 142 private static final int REQUEST_CREATE_APPWIDGET = 5; 143 private static final int REQUEST_PICK_APPLICATION = 6; 144 private static final int REQUEST_PICK_SHORTCUT = 7; 145 private static final int REQUEST_PICK_LIVE_FOLDER = 8; 146 private static final int REQUEST_PICK_APPWIDGET = 9; 147 private static final int REQUEST_PICK_WALLPAPER = 10; 148 149 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 150 151 static final int SCREEN_COUNT = 5; 152 static final int DEFAULT_SCREEN = 2; 153 154 static final int DIALOG_CREATE_SHORTCUT = 1; 155 static final int DIALOG_RENAME_FOLDER = 2; 156 157 private static final String PREFERENCES = "launcher.preferences"; 158 159 // Type: int 160 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 161 // Type: int 162 private static final String RUNTIME_STATE = "launcher.state"; 163 // Type: long 164 private static final String RUNTIME_STATE_USER_FOLDERS = "launcher.user_folder"; 165 // Type: int 166 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 167 // Type: int 168 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cellX"; 169 // Type: int 170 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cellY"; 171 // Type: boolean 172 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 173 // Type: long 174 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 175 176 // tags for the customization tabs 177 private static final String WIDGETS_TAG = "widgets"; 178 private static final String APPLICATIONS_TAG = "applications"; 179 private static final String SHORTCUTS_TAG = "shortcuts"; 180 private static final String WALLPAPERS_TAG = "wallpapers"; 181 182 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 183 184 /** The different states that Launcher can be in. */ 185 private enum State { WORKSPACE, ALL_APPS, CUSTOMIZE, 186 CUSTOMIZE_SPRING_LOADED, ALL_APPS_SPRING_LOADED }; 187 private State mState = State.WORKSPACE; 188 private AnimatorSet mStateAnimation; 189 190 static final int APPWIDGET_HOST_ID = 1024; 191 192 private static final Object sLock = new Object(); 193 private static int sScreen = DEFAULT_SCREEN; 194 195 private final BroadcastReceiver mCloseSystemDialogsReceiver 196 = new CloseSystemDialogsIntentReceiver(); 197 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 198 199 private LayoutInflater mInflater; 200 201 private DragController mDragController; 202 private Workspace mWorkspace; 203 204 private AppWidgetManager mAppWidgetManager; 205 private LauncherAppWidgetHost mAppWidgetHost; 206 207 private int mAddScreen = -1; 208 private int mAddIntersectCellX = -1; 209 private int mAddIntersectCellY = -1; 210 private int[] mAddDropPosition; 211 private int[] mTmpAddItemCellCoordinates = new int[2]; 212 213 private FolderInfo mFolderInfo; 214 215 private DeleteZone mDeleteZone; 216 private HandleView mHandleView; 217 private AllAppsView mAllAppsGrid; 218 private TabHost mHomeCustomizationDrawer; 219 private boolean mAutoAdvanceRunning = false; 220 221 private View mButtonCluster; 222 private View mAllAppsButton; 223 private View mDivider; 224 private View mConfigureButton; 225 226 private AllAppsPagedView mAllAppsPagedView = null; 227 private CustomizePagedView mCustomizePagedView = null; 228 229 private Bundle mSavedState; 230 231 private SpannableStringBuilder mDefaultKeySsb = null; 232 233 private boolean mWorkspaceLoading = true; 234 235 private boolean mPaused = true; 236 private boolean mRestoring; 237 private boolean mWaitingForResult; 238 private boolean mOnResumeNeedsLoad; 239 240 private Bundle mSavedInstanceState; 241 242 private LauncherModel mModel; 243 private IconCache mIconCache; 244 private boolean mUserPresent = true; 245 private boolean mVisible = false; 246 private boolean mAttached = false; 247 248 private static LocaleConfiguration sLocaleConfiguration = null; 249 250 private ArrayList<ItemInfo> mDesktopItems = new ArrayList<ItemInfo>(); 251 252 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 253 254 // The "signpost" images along the bottom of the screen (only in some layouts) 255 private ImageView mPreviousView; 256 private ImageView mNextView; 257 258 // Hotseats (quick-launch icons next to AllApps) 259 private String[] mHotseatConfig = null; 260 private Intent[] mHotseats = null; 261 private Drawable[] mHotseatIcons = null; 262 private CharSequence[] mHotseatLabels = null; 263 264 private Intent mAppMarketIntent = null; 265 266 // Related to the auto-advancing of widgets 267 private final int ADVANCE_MSG = 1; 268 private final int mAdvanceInterval = 20000; 269 private final int mAdvanceStagger = 250; 270 private long mAutoAdvanceSentTime; 271 private long mAutoAdvanceTimeLeft = -1; 272 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 273 new HashMap<View, AppWidgetProviderInfo>(); 274 275 // Determines how long to wait after a rotation before restoring the screen orientation to 276 // match the sensor state. 277 private final int mRestoreScreenOrientationDelay = 500; 278 279 // External icons saved in case of resource changes, orientation, etc. 280 private static Drawable.ConstantState sGlobalSearchIcon; 281 private static Drawable.ConstantState sVoiceSearchIcon; 282 private static Drawable.ConstantState sAppMarketIcon; 283 284 private BubbleTextView mWaitingForResume; 285 286 private CustomizationType getCustomizeFilterForTabTag(String tag) { 287 if (tag.equals(WIDGETS_TAG)) { 288 return CustomizationType.WidgetCustomization; 289 } else if (tag.equals(APPLICATIONS_TAG)) { 290 return CustomizationType.ApplicationCustomization; 291 } else if (tag.equals(WALLPAPERS_TAG)) { 292 return CustomizePagedView.CustomizationType.WallpaperCustomization; 293 } else if (tag.equals(SHORTCUTS_TAG)) { 294 return CustomizePagedView.CustomizationType.ShortcutCustomization; 295 } 296 return CustomizationType.WidgetCustomization; 297 } 298 299 @Override 300 protected void onCreate(Bundle savedInstanceState) { 301 super.onCreate(savedInstanceState); 302 303 if (LauncherApplication.isInPlaceRotationEnabled()) { 304 // hide the status bar (temporary until we get the status bar design figured out) 305 getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); 306 this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR); 307 } 308 309 LauncherApplication app = ((LauncherApplication)getApplication()); 310 mModel = app.setLauncher(this); 311 mIconCache = app.getIconCache(); 312 mDragController = new DragController(this); 313 mInflater = getLayoutInflater(); 314 315 mAppWidgetManager = AppWidgetManager.getInstance(this); 316 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 317 mAppWidgetHost.startListening(); 318 319 if (PROFILE_STARTUP) { 320 android.os.Debug.startMethodTracing( 321 Environment.getExternalStorageDirectory() + "/launcher"); 322 } 323 324 loadHotseats(); 325 checkForLocaleChange(); 326 setContentView(R.layout.launcher); 327 mHomeCustomizationDrawer = (TabHost) findViewById(R.id.customization_drawer); 328 if (mHomeCustomizationDrawer != null) { 329 mHomeCustomizationDrawer.setup(); 330 331 // share the same customization workspace across all the tabs 332 mCustomizePagedView = (CustomizePagedView) mInflater.inflate( 333 R.layout.customization_drawer_tab_contents, mHomeCustomizationDrawer, false); 334 TabContentFactory contentFactory = new TabContentFactory() { 335 public View createTabContent(String tag) { 336 return mCustomizePagedView; 337 } 338 }; 339 340 341 TextView tabView; 342 TabWidget tabWidget = (TabWidget) 343 mHomeCustomizationDrawer.findViewById(com.android.internal.R.id.tabs); 344 345 tabView = (TextView) mInflater.inflate(R.layout.tab_widget_indicator, tabWidget, false); 346 tabView.setText(getString(R.string.widgets_tab_label)); 347 mHomeCustomizationDrawer.addTab(mHomeCustomizationDrawer.newTabSpec(WIDGETS_TAG) 348 .setIndicator(tabView).setContent(contentFactory)); 349 tabView = (TextView) mInflater.inflate(R.layout.tab_widget_indicator, tabWidget, false); 350 tabView.setText(getString(R.string.applications_tab_label)); 351 mHomeCustomizationDrawer.addTab(mHomeCustomizationDrawer.newTabSpec(APPLICATIONS_TAG) 352 .setIndicator(tabView).setContent(contentFactory)); 353 tabView = (TextView) mInflater.inflate(R.layout.tab_widget_indicator, tabWidget, false); 354 tabView.setText(getString(R.string.wallpapers_tab_label)); 355 mHomeCustomizationDrawer.addTab(mHomeCustomizationDrawer.newTabSpec(WALLPAPERS_TAG) 356 .setIndicator(tabView).setContent(contentFactory)); 357 tabView = (TextView) mInflater.inflate(R.layout.tab_widget_indicator, tabWidget, false); 358 tabView.setText(getString(R.string.shortcuts_tab_label)); 359 mHomeCustomizationDrawer.addTab(mHomeCustomizationDrawer.newTabSpec(SHORTCUTS_TAG) 360 .setIndicator(tabView).setContent(contentFactory)); 361 mHomeCustomizationDrawer.setOnTabChangedListener(new OnTabChangeListener() { 362 public void onTabChanged(String tabId) { 363 final CustomizePagedView.CustomizationType newType = 364 getCustomizeFilterForTabTag(tabId); 365 if (newType != mCustomizePagedView.getCustomizationFilter()) { 366 // animate the changing of the tab content by fading pages in and out 367 final Resources res = getResources(); 368 final int duration = res.getInteger(R.integer.config_tabTransitionTime); 369 final float alpha = mCustomizePagedView.getAlpha(); 370 ValueAnimator alphaAnim = ObjectAnimator.ofFloat(mCustomizePagedView, 371 "alpha", alpha, 0.0f); 372 alphaAnim.setDuration(duration); 373 alphaAnim.addListener(new AnimatorListenerAdapter() { 374 @Override 375 public void onAnimationEnd(Animator animation) { 376 mCustomizePagedView.setCustomizationFilter(newType); 377 378 final float alpha = mCustomizePagedView.getAlpha(); 379 ValueAnimator alphaAnim = ObjectAnimator.ofFloat( 380 mCustomizePagedView, "alpha", alpha, 1.0f); 381 alphaAnim.setDuration(duration); 382 alphaAnim.start(); 383 } 384 }); 385 alphaAnim.start(); 386 } 387 } 388 }); 389 } 390 setupViews(); 391 392 registerContentObservers(); 393 394 lockAllApps(); 395 396 mSavedState = savedInstanceState; 397 restoreState(mSavedState); 398 399 // Update customization drawer _after_ restoring the states 400 if (mCustomizePagedView != null) { 401 mCustomizePagedView.update(); 402 } 403 404 if (PROFILE_STARTUP) { 405 android.os.Debug.stopMethodTracing(); 406 } 407 408 if (!mRestoring) { 409 mModel.startLoader(this, true); 410 } 411 412 // For handling default keys 413 mDefaultKeySsb = new SpannableStringBuilder(); 414 Selection.setSelection(mDefaultKeySsb, 0); 415 416 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 417 registerReceiver(mCloseSystemDialogsReceiver, filter); 418 419 // If we have a saved version of these external icons, we load them up immediately 420 if (LauncherApplication.isScreenXLarge()) { 421 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 422 updateIconsAffectedByPackageManagerChanges(); 423 } 424 } 425 } 426 427 @Override 428 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 429 super.dispatchPopulateAccessibilityEvent(event); 430 431 // we want to take over text population so it is context dependent 432 event.getText().clear(); 433 if (mState == State.ALL_APPS) { 434 event.getText().add(getString(R.string.all_apps_button_label)); 435 } else if (mState == State.WORKSPACE) { 436 event.getText().add(getString(R.string.all_apps_home_button_label)); 437 } 438 439 return true; 440 } 441 442 private void checkForLocaleChange() { 443 if (sLocaleConfiguration == null) { 444 new AsyncTask<Void, Void, LocaleConfiguration>() { 445 @Override 446 protected LocaleConfiguration doInBackground(Void... unused) { 447 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 448 readConfiguration(Launcher.this, localeConfiguration); 449 return localeConfiguration; 450 } 451 452 @Override 453 protected void onPostExecute(LocaleConfiguration result) { 454 sLocaleConfiguration = result; 455 checkForLocaleChange(); // recursive, but now with a locale configuration 456 } 457 }.execute(); 458 return; 459 } 460 461 final Configuration configuration = getResources().getConfiguration(); 462 463 final String previousLocale = sLocaleConfiguration.locale; 464 final String locale = configuration.locale.toString(); 465 466 final int previousMcc = sLocaleConfiguration.mcc; 467 final int mcc = configuration.mcc; 468 469 final int previousMnc = sLocaleConfiguration.mnc; 470 final int mnc = configuration.mnc; 471 472 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 473 474 if (localeChanged) { 475 sLocaleConfiguration.locale = locale; 476 sLocaleConfiguration.mcc = mcc; 477 sLocaleConfiguration.mnc = mnc; 478 479 mIconCache.flush(); 480 loadHotseats(); 481 482 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 483 new Thread("WriteLocaleConfiguration") { 484 @Override 485 public void run() { 486 writeConfiguration(Launcher.this, localeConfiguration); 487 } 488 }.start(); 489 } 490 } 491 492 private static class LocaleConfiguration { 493 public String locale; 494 public int mcc = -1; 495 public int mnc = -1; 496 } 497 498 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 499 DataInputStream in = null; 500 try { 501 in = new DataInputStream(context.openFileInput(PREFERENCES)); 502 configuration.locale = in.readUTF(); 503 configuration.mcc = in.readInt(); 504 configuration.mnc = in.readInt(); 505 } catch (FileNotFoundException e) { 506 // Ignore 507 } catch (IOException e) { 508 // Ignore 509 } finally { 510 if (in != null) { 511 try { 512 in.close(); 513 } catch (IOException e) { 514 // Ignore 515 } 516 } 517 } 518 } 519 520 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 521 DataOutputStream out = null; 522 try { 523 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 524 out.writeUTF(configuration.locale); 525 out.writeInt(configuration.mcc); 526 out.writeInt(configuration.mnc); 527 out.flush(); 528 } catch (FileNotFoundException e) { 529 // Ignore 530 } catch (IOException e) { 531 //noinspection ResultOfMethodCallIgnored 532 context.getFileStreamPath(PREFERENCES).delete(); 533 } finally { 534 if (out != null) { 535 try { 536 out.close(); 537 } catch (IOException e) { 538 // Ignore 539 } 540 } 541 } 542 } 543 544 static int getScreen() { 545 synchronized (sLock) { 546 return sScreen; 547 } 548 } 549 550 static void setScreen(int screen) { 551 synchronized (sLock) { 552 sScreen = screen; 553 } 554 } 555 556 // Note: This doesn't do all the client-id magic that BrowserProvider does 557 // in Browser. (http://b/2425179) 558 private Uri getDefaultBrowserUri() { 559 String url = getString(R.string.default_browser_url); 560 if (url.indexOf("{CID}") != -1) { 561 url = url.replace("{CID}", "android-google"); 562 } 563 return Uri.parse(url); 564 } 565 566 // Load the Intent templates from arrays.xml to populate the hotseats. For 567 // each Intent, if it resolves to a single app, use that as the launch 568 // intent & use that app's label as the contentDescription. Otherwise, 569 // retain the ResolveActivity so the user can pick an app. 570 private void loadHotseats() { 571 if (mHotseatConfig == null) { 572 mHotseatConfig = getResources().getStringArray(R.array.hotseats); 573 if (mHotseatConfig.length > 0) { 574 mHotseats = new Intent[mHotseatConfig.length]; 575 mHotseatLabels = new CharSequence[mHotseatConfig.length]; 576 mHotseatIcons = new Drawable[mHotseatConfig.length]; 577 } else { 578 mHotseats = null; 579 mHotseatIcons = null; 580 mHotseatLabels = null; 581 } 582 583 TypedArray hotseatIconDrawables = getResources().obtainTypedArray(R.array.hotseat_icons); 584 for (int i=0; i<mHotseatConfig.length; i++) { 585 // load icon for this slot; currently unrelated to the actual activity 586 try { 587 mHotseatIcons[i] = hotseatIconDrawables.getDrawable(i); 588 } catch (ArrayIndexOutOfBoundsException ex) { 589 Log.w(TAG, "Missing hotseat_icons array item #" + i); 590 mHotseatIcons[i] = null; 591 } 592 } 593 hotseatIconDrawables.recycle(); 594 } 595 596 PackageManager pm = getPackageManager(); 597 for (int i=0; i<mHotseatConfig.length; i++) { 598 Intent intent = null; 599 if (mHotseatConfig[i].equals("*BROWSER*")) { 600 // magic value meaning "launch user's default web browser" 601 // replace it with a generic web request so we can see if there is indeed a default 602 String defaultUri = getString(R.string.default_browser_url); 603 intent = new Intent( 604 Intent.ACTION_VIEW, 605 ((defaultUri != null) 606 ? Uri.parse(defaultUri) 607 : getDefaultBrowserUri()) 608 ).addCategory(Intent.CATEGORY_BROWSABLE); 609 // note: if the user launches this without a default set, she 610 // will always be taken to the default URL above; this is 611 // unavoidable as we must specify a valid URL in order for the 612 // chooser to appear, and once the user selects something, that 613 // URL is unavoidably sent to the chosen app. 614 } else { 615 try { 616 intent = Intent.parseUri(mHotseatConfig[i], 0); 617 } catch (java.net.URISyntaxException ex) { 618 Log.w(TAG, "Invalid hotseat intent: " + mHotseatConfig[i]); 619 // bogus; leave intent=null 620 } 621 } 622 623 if (intent == null) { 624 mHotseats[i] = null; 625 mHotseatLabels[i] = getText(R.string.activity_not_found); 626 continue; 627 } 628 629 if (LOGD) { 630 Log.d(TAG, "loadHotseats: hotseat " + i 631 + " initial intent=[" 632 + intent.toUri(Intent.URI_INTENT_SCHEME) 633 + "]"); 634 } 635 636 ResolveInfo bestMatch = pm.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY); 637 List<ResolveInfo> allMatches = pm.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY); 638 if (LOGD) { 639 Log.d(TAG, "Best match for intent: " + bestMatch); 640 Log.d(TAG, "All matches: "); 641 for (ResolveInfo ri : allMatches) { 642 Log.d(TAG, " --> " + ri); 643 } 644 } 645 // did this resolve to a single app, or the resolver? 646 if (allMatches.size() == 0 || bestMatch == null) { 647 // can't find any activity to handle this. let's leave the 648 // intent as-is and let Launcher show a toast when it fails 649 // to launch. 650 mHotseats[i] = intent; 651 652 // set accessibility text to "Not installed" 653 mHotseatLabels[i] = getText(R.string.activity_not_found); 654 } else { 655 boolean found = false; 656 for (ResolveInfo ri : allMatches) { 657 if (bestMatch.activityInfo.name.equals(ri.activityInfo.name) 658 && bestMatch.activityInfo.applicationInfo.packageName 659 .equals(ri.activityInfo.applicationInfo.packageName)) { 660 found = true; 661 break; 662 } 663 } 664 665 if (!found) { 666 if (LOGD) Log.d(TAG, "Multiple options, no default yet"); 667 // the bestMatch is probably the ResolveActivity, meaning the 668 // user has not yet selected a default 669 // so: we'll keep the original intent for now 670 mHotseats[i] = intent; 671 672 // set the accessibility text to "Select shortcut" 673 mHotseatLabels[i] = getText(R.string.title_select_shortcut); 674 } else { 675 // we have an app! 676 // now reconstruct the intent to launch it through the front 677 // door 678 ComponentName com = new ComponentName( 679 bestMatch.activityInfo.applicationInfo.packageName, 680 bestMatch.activityInfo.name); 681 mHotseats[i] = new Intent(Intent.ACTION_MAIN).setComponent(com); 682 683 // load the app label for accessibility 684 mHotseatLabels[i] = bestMatch.activityInfo.loadLabel(pm); 685 } 686 } 687 688 if (LOGD) { 689 Log.d(TAG, "loadHotseats: hotseat " + i 690 + " final intent=[" 691 + ((mHotseats[i] == null) 692 ? "null" 693 : mHotseats[i].toUri(Intent.URI_INTENT_SCHEME)) 694 + "] label=[" + mHotseatLabels[i] 695 + "]" 696 ); 697 } 698 } 699 } 700 701 @Override 702 protected void onActivityResult(int requestCode, int resultCode, Intent data) { 703 mWaitingForResult = false; 704 705 // The pattern used here is that a user PICKs a specific application, 706 // which, depending on the target, might need to CREATE the actual target. 707 708 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 709 // launch over to the Music app to actually CREATE_SHORTCUT. 710 711 if (resultCode == RESULT_OK && mAddScreen != -1) { 712 switch (requestCode) { 713 case REQUEST_PICK_APPLICATION: 714 completeAddApplication( 715 this, data, mAddScreen, mAddIntersectCellX, mAddIntersectCellY); 716 break; 717 case REQUEST_PICK_SHORTCUT: 718 processShortcut(data); 719 break; 720 case REQUEST_CREATE_SHORTCUT: 721 completeAddShortcut(data, mAddScreen, mAddIntersectCellX, mAddIntersectCellY); 722 break; 723 case REQUEST_PICK_LIVE_FOLDER: 724 addLiveFolder(data); 725 break; 726 case REQUEST_CREATE_LIVE_FOLDER: 727 completeAddLiveFolder(data, mAddScreen, mAddIntersectCellX, mAddIntersectCellY); 728 break; 729 case REQUEST_PICK_APPWIDGET: 730 addAppWidgetFromPick(data); 731 break; 732 case REQUEST_CREATE_APPWIDGET: 733 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 734 completeAddAppWidget(appWidgetId, mAddScreen); 735 break; 736 case REQUEST_PICK_WALLPAPER: 737 // We just wanted the activity result here so we can clear mWaitingForResult 738 break; 739 } 740 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 741 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED && 742 data != null) { 743 // Clean up the appWidgetId if we canceled 744 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 745 if (appWidgetId != -1) { 746 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 747 } 748 } 749 } 750 751 @Override 752 protected void onResume() { 753 super.onResume(); 754 mPaused = false; 755 if (mRestoring || mOnResumeNeedsLoad) { 756 mWorkspaceLoading = true; 757 mModel.startLoader(this, true); 758 mRestoring = false; 759 mOnResumeNeedsLoad = false; 760 } 761 if (mWaitingForResume != null) { 762 mWaitingForResume.setStayPressed(false); 763 } 764 // When we resume Launcher, a different Activity might be responsible for the app 765 // market intent, so refresh the icon 766 updateAppMarketIcon(); 767 } 768 769 @Override 770 protected void onPause() { 771 super.onPause(); 772 // Some launcher layouts don't have a previous and next view 773 if (mPreviousView != null) { 774 dismissPreview(mPreviousView); 775 } 776 if (mNextView != null) { 777 dismissPreview(mNextView); 778 } 779 mPaused = true; 780 mDragController.cancelDrag(); 781 } 782 783 @Override 784 public Object onRetainNonConfigurationInstance() { 785 // Flag the loader to stop early before switching 786 mModel.stopLoader(); 787 mAllAppsGrid.surrender(); 788 return Boolean.TRUE; 789 } 790 791 // We can't hide the IME if it was forced open. So don't bother 792 /* 793 @Override 794 public void onWindowFocusChanged(boolean hasFocus) { 795 super.onWindowFocusChanged(hasFocus); 796 797 if (hasFocus) { 798 final InputMethodManager inputManager = (InputMethodManager) 799 getSystemService(Context.INPUT_METHOD_SERVICE); 800 WindowManager.LayoutParams lp = getWindow().getAttributes(); 801 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 802 android.os.Handler()) { 803 protected void onReceiveResult(int resultCode, Bundle resultData) { 804 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 805 } 806 }); 807 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 808 } 809 } 810 */ 811 812 private boolean acceptFilter() { 813 final InputMethodManager inputManager = (InputMethodManager) 814 getSystemService(Context.INPUT_METHOD_SERVICE); 815 return !inputManager.isFullscreenMode(); 816 } 817 818 @Override 819 public boolean onKeyDown(int keyCode, KeyEvent event) { 820 boolean handled = super.onKeyDown(keyCode, event); 821 if (!handled && acceptFilter() && keyCode != KeyEvent.KEYCODE_ENTER) { 822 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 823 keyCode, event); 824 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 825 // something usable has been typed - start a search 826 // the typed text will be retrieved and cleared by 827 // showSearchDialog() 828 // If there are multiple keystrokes before the search dialog takes focus, 829 // onSearchRequested() will be called for every keystroke, 830 // but it is idempotent, so it's fine. 831 return onSearchRequested(); 832 } 833 } 834 835 // Eat the long press event so the keyboard doesn't come up. 836 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 837 return true; 838 } 839 840 return handled; 841 } 842 843 private String getTypedText() { 844 return mDefaultKeySsb.toString(); 845 } 846 847 private void clearTypedText() { 848 mDefaultKeySsb.clear(); 849 mDefaultKeySsb.clearSpans(); 850 Selection.setSelection(mDefaultKeySsb, 0); 851 } 852 853 /** 854 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 855 * State 856 */ 857 private static State intToState(int stateOrdinal) { 858 State state = State.WORKSPACE; 859 final State[] stateValues = State.values(); 860 for (int i = 0; i < stateValues.length; i++) { 861 if (stateValues[i].ordinal() == stateOrdinal) { 862 state = stateValues[i]; 863 break; 864 } 865 } 866 return state; 867 } 868 869 /** 870 * Restores the previous state, if it exists. 871 * 872 * @param savedState The previous state. 873 */ 874 private void restoreState(Bundle savedState) { 875 if (savedState == null) { 876 return; 877 } 878 879 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 880 881 if (state == State.ALL_APPS) { 882 showAllApps(false); 883 } else if (state == State.CUSTOMIZE) { 884 showCustomizationDrawer(false); 885 } 886 887 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 888 if (currentScreen > -1) { 889 mWorkspace.setCurrentPage(currentScreen); 890 } 891 892 final int addScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 893 894 if (addScreen > -1) { 895 mAddScreen = addScreen; 896 mAddIntersectCellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 897 mAddIntersectCellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 898 mRestoring = true; 899 } 900 901 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 902 if (renameFolder) { 903 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 904 mFolderInfo = mModel.getFolderById(this, sFolders, id); 905 mRestoring = true; 906 } 907 908 // Restore the current AllApps drawer tab 909 if (mAllAppsGrid != null && mAllAppsGrid instanceof AllAppsTabbed) { 910 String curTab = savedState.getString("allapps_currentTab"); 911 if (curTab != null) { 912 AllAppsTabbed tabhost = (AllAppsTabbed) mAllAppsGrid; 913 tabhost.setCurrentTabByTag(curTab); 914 } 915 int curPage = savedState.getInt("allapps_currentPage", -1); 916 if (curPage > -1) { 917 mAllAppsPagedView.setRestorePage(curPage); 918 } 919 } 920 921 // Restore the current customization drawer tab 922 if (mHomeCustomizationDrawer != null) { 923 String curTab = savedState.getString("customize_currentTab"); 924 if (curTab != null) { 925 // We set this directly so that there is no delay before the tab is set 926 mCustomizePagedView.setCustomizationFilter(getCustomizeFilterForTabTag(curTab)); 927 mHomeCustomizationDrawer.setCurrentTabByTag(curTab); 928 } 929 930 // Note: currently we do not restore the page for the customization tray because unlike 931 // AllApps, the page content can change drastically 932 } 933 } 934 935 /** 936 * Finds all the views we need and configure them properly. 937 */ 938 private void setupViews() { 939 final DragController dragController = mDragController; 940 941 DragLayer dragLayer = (DragLayer) findViewById(R.id.drag_layer); 942 dragLayer.setDragController(dragController); 943 944 mAllAppsGrid = (AllAppsView)dragLayer.findViewById(R.id.all_apps_view); 945 mAllAppsGrid.setLauncher(this); 946 mAllAppsGrid.setDragController(dragController); 947 ((View) mAllAppsGrid).setWillNotDraw(false); // We don't want a hole punched in our window. 948 // Manage focusability manually since this thing is always visible (in non-xlarge) 949 ((View) mAllAppsGrid).setFocusable(false); 950 951 if (LauncherApplication.isScreenXLarge()) { 952 // They need to be INVISIBLE initially so that they will be measured in the layout. 953 // Otherwise the animations are messed up when we show them for the first time. 954 ((View) mAllAppsGrid).setVisibility(View.INVISIBLE); 955 mHomeCustomizationDrawer.setVisibility(View.INVISIBLE); 956 } 957 958 mWorkspace = (Workspace) dragLayer.findViewById(R.id.workspace); 959 960 final Workspace workspace = mWorkspace; 961 workspace.setHapticFeedbackEnabled(false); 962 963 DeleteZone deleteZone = (DeleteZone) dragLayer.findViewById(R.id.delete_zone); 964 mDeleteZone = deleteZone; 965 966 View handleView = findViewById(R.id.all_apps_button); 967 if (handleView != null && handleView instanceof HandleView) { 968 // we don't use handle view in xlarge mode 969 mHandleView = (HandleView)handleView; 970 mHandleView.setLauncher(this); 971 mHandleView.setOnClickListener(this); 972 mHandleView.setOnLongClickListener(this); 973 } 974 975 if (mCustomizePagedView != null) { 976 mCustomizePagedView.setLauncher(this); 977 mCustomizePagedView.setDragController(dragController); 978 } else { 979 ImageView hotseatLeft = (ImageView) findViewById(R.id.hotseat_left); 980 hotseatLeft.setContentDescription(mHotseatLabels[0]); 981 hotseatLeft.setImageDrawable(mHotseatIcons[0]); 982 ImageView hotseatRight = (ImageView) findViewById(R.id.hotseat_right); 983 hotseatRight.setContentDescription(mHotseatLabels[1]); 984 hotseatRight.setImageDrawable(mHotseatIcons[1]); 985 986 mPreviousView = (ImageView) dragLayer.findViewById(R.id.previous_screen); 987 mNextView = (ImageView) dragLayer.findViewById(R.id.next_screen); 988 989 Drawable previous = mPreviousView.getDrawable(); 990 Drawable next = mNextView.getDrawable(); 991 mWorkspace.setIndicators(previous, next); 992 993 mPreviousView.setHapticFeedbackEnabled(false); 994 mPreviousView.setOnLongClickListener(this); 995 mNextView.setHapticFeedbackEnabled(false); 996 mNextView.setOnLongClickListener(this); 997 } 998 999 workspace.setOnLongClickListener(this); 1000 workspace.setDragController(dragController); 1001 workspace.setLauncher(this); 1002 workspace.setWallpaperDimension(); 1003 1004 deleteZone.setLauncher(this); 1005 deleteZone.setDragController(dragController); 1006 1007 final View allAppsButton = findViewById(R.id.all_apps_button); 1008 final View divider = findViewById(R.id.divider); 1009 final View configureButton = findViewById(R.id.configure_button); 1010 1011 if (LauncherApplication.isScreenXLarge()) { 1012 deleteZone.setOverlappingViews(new View[] { allAppsButton, divider, configureButton }); 1013 } else { 1014 deleteZone.setOverlappingView(findViewById(R.id.all_apps_button_cluster)); 1015 } 1016 dragController.addDragListener(deleteZone); 1017 1018 DeleteZone allAppsDeleteZone = (DeleteZone) findViewById(R.id.all_apps_delete_zone); 1019 if (allAppsDeleteZone != null) { 1020 allAppsDeleteZone.setLauncher(this); 1021 allAppsDeleteZone.setDragController(dragController); 1022 allAppsDeleteZone.setDragAndDropEnabled(false); 1023 dragController.addDragListener(allAppsDeleteZone); 1024 dragController.addDropTarget(allAppsDeleteZone); 1025 } 1026 1027 ApplicationInfoDropTarget allAppsInfoTarget = (ApplicationInfoDropTarget) 1028 findViewById(R.id.all_apps_info_target); 1029 if (allAppsInfoTarget != null) { 1030 allAppsInfoTarget.setLauncher(this); 1031 dragController.addDragListener(allAppsInfoTarget); 1032 allAppsInfoTarget.setDragAndDropEnabled(false); 1033 View marketButton = findViewById(R.id.market_button); 1034 if (marketButton != null) { 1035 allAppsInfoTarget.setOverlappingView(marketButton); 1036 marketButton.setOnClickListener(new OnClickListener() { 1037 public void onClick(View v) { 1038 onClickAppMarketButton(v); 1039 } 1040 }); 1041 } 1042 } 1043 1044 dragController.setDragScoller(workspace); 1045 dragController.setScrollView(dragLayer); 1046 dragController.setMoveTarget(workspace); 1047 1048 // The order here is bottom to top. 1049 dragController.addDropTarget(workspace); 1050 dragController.addDropTarget(deleteZone); 1051 if (allAppsInfoTarget != null) { 1052 dragController.addDropTarget(allAppsInfoTarget); 1053 } 1054 if (allAppsDeleteZone != null) { 1055 dragController.addDropTarget(allAppsDeleteZone); 1056 } 1057 mButtonCluster = findViewById(R.id.all_apps_button_cluster); 1058 1059 mAllAppsButton = findViewById(R.id.all_apps_button); 1060 mDivider = findViewById(R.id.divider); 1061 mConfigureButton = findViewById(R.id.configure_button); 1062 1063 // We had previously set these click handlers in XML, but the first time we launched 1064 // Configure or All Apps we had an extra 50ms of delay while the java reflection methods 1065 // found the right handler. Setting the handlers directly here eliminates that cost. 1066 if (mConfigureButton != null) { 1067 mConfigureButton.setOnClickListener(new OnClickListener() { 1068 public void onClick(View v) { 1069 onClickConfigureButton(v); 1070 } 1071 }); 1072 } 1073 if (mDivider != null) { 1074 mDivider.setOnClickListener(new OnClickListener() { 1075 public void onClick(View v) { 1076 onClickAllAppsButton(v); 1077 } 1078 }); 1079 } 1080 if (mAllAppsButton != null) { 1081 mAllAppsButton.setOnClickListener(new OnClickListener() { 1082 public void onClick(View v) { 1083 onClickAllAppsButton(v); 1084 } 1085 }); 1086 } 1087 } 1088 1089 @SuppressWarnings({"UnusedDeclaration"}) 1090 public void previousScreen(View v) { 1091 if (mState != State.ALL_APPS) { 1092 mWorkspace.scrollLeft(); 1093 } 1094 } 1095 1096 @SuppressWarnings({"UnusedDeclaration"}) 1097 public void nextScreen(View v) { 1098 if (mState != State.ALL_APPS) { 1099 mWorkspace.scrollRight(); 1100 } 1101 } 1102 1103 @SuppressWarnings({"UnusedDeclaration"}) 1104 public void launchHotSeat(View v) { 1105 if (mState == State.ALL_APPS) return; 1106 1107 int index = -1; 1108 if (v.getId() == R.id.hotseat_left) { 1109 index = 0; 1110 } else if (v.getId() == R.id.hotseat_right) { 1111 index = 1; 1112 } 1113 1114 // reload these every tap; you never know when they might change 1115 loadHotseats(); 1116 if (index >= 0 && index < mHotseats.length && mHotseats[index] != null) { 1117 startActivitySafely( 1118 mHotseats[index], 1119 "hotseat" 1120 ); 1121 } 1122 } 1123 1124 /** 1125 * Creates a view representing a shortcut. 1126 * 1127 * @param info The data structure describing the shortcut. 1128 * 1129 * @return A View inflated from R.layout.application. 1130 */ 1131 View createShortcut(ShortcutInfo info) { 1132 return createShortcut(R.layout.application, 1133 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 1134 } 1135 1136 /** 1137 * Creates a view representing a shortcut inflated from the specified resource. 1138 * 1139 * @param layoutResId The id of the XML layout used to create the shortcut. 1140 * @param parent The group the shortcut belongs to. 1141 * @param info The data structure describing the shortcut. 1142 * 1143 * @return A View inflated from layoutResId. 1144 */ 1145 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 1146 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 1147 favorite.applyFromShortcutInfo(info, mIconCache); 1148 favorite.setOnClickListener(this); 1149 return favorite; 1150 } 1151 1152 /** 1153 * Add an application shortcut to the workspace. 1154 * 1155 * @param data The intent describing the application. 1156 * @param cellInfo The position on screen where to create the shortcut. 1157 */ 1158 void completeAddApplication(Context context, Intent data, int screen, 1159 int intersectCellX, int intersectCellY) { 1160 final int[] cellXY = mTmpAddItemCellCoordinates; 1161 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1162 1163 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1164 showOutOfSpaceMessage(); 1165 return; 1166 } 1167 1168 final ShortcutInfo info = mModel.getShortcutInfo(context.getPackageManager(), 1169 data, context); 1170 1171 if (info != null) { 1172 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 1173 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1174 info.container = ItemInfo.NO_ID; 1175 mWorkspace.addApplicationShortcut(info, screen, cellXY[0], cellXY[1], 1176 isWorkspaceLocked(), mAddIntersectCellX, mAddIntersectCellY); 1177 } else { 1178 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1179 } 1180 } 1181 1182 /** 1183 * Add a shortcut to the workspace. 1184 * 1185 * @param data The intent describing the shortcut. 1186 * @param cellInfo The position on screen where to create the shortcut. 1187 */ 1188 private void completeAddShortcut(Intent data, int screen, 1189 int intersectCellX, int intersectCellY) { 1190 final int[] cellXY = mTmpAddItemCellCoordinates; 1191 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1192 1193 int[] touchXY = mAddDropPosition; 1194 boolean foundCellSpan = false; 1195 if (touchXY != null) { 1196 // when dragging and dropping, just find the closest free spot 1197 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1198 int[] result = screenLayout.findNearestVacantArea( 1199 touchXY[0], touchXY[1], 1, 1, cellXY); 1200 foundCellSpan = (result != null); 1201 } else { 1202 foundCellSpan = layout.findCellForSpanThatIntersects( 1203 cellXY, 1, 1, intersectCellX, intersectCellY); 1204 } 1205 1206 if (!foundCellSpan) { 1207 showOutOfSpaceMessage(); 1208 return; 1209 } 1210 1211 final ShortcutInfo info = mModel.addShortcut( 1212 this, data, screen, cellXY[0], cellXY[1], false); 1213 1214 if (!mRestoring) { 1215 final View view = createShortcut(info); 1216 mWorkspace.addInScreen(view, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1217 } 1218 } 1219 1220 /** 1221 * Add a widget to the workspace. 1222 * 1223 * @param appWidgetId The app widget id 1224 * @param cellInfo The position on screen where to create the widget. 1225 */ 1226 private void completeAddAppWidget(final int appWidgetId, int screen) { 1227 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1228 1229 // Calculate the grid spans needed to fit this widget 1230 CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1231 int[] spanXY = layout.rectToCell(appWidgetInfo.minWidth, appWidgetInfo.minHeight, null); 1232 1233 // Try finding open space on Launcher screen 1234 // We have saved the position to which the widget was dragged-- this really only matters 1235 // if we are placing widgets on a "spring-loaded" screen 1236 final int[] cellXY = mTmpAddItemCellCoordinates; 1237 1238 int[] touchXY = mAddDropPosition; 1239 boolean foundCellSpan = false; 1240 if (touchXY != null) { 1241 // when dragging and dropping, just find the closest free spot 1242 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1243 int[] result = screenLayout.findNearestVacantArea( 1244 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 1245 foundCellSpan = (result != null); 1246 } else { 1247 // if we long pressed on an empty cell to bring up a menu, 1248 // make sure we intersect the empty cell 1249 // if mAddIntersectCellX/Y are -1 (e.g. we used menu -> add) then 1250 // findCellForSpanThatIntersects will just ignore them 1251 foundCellSpan = layout.findCellForSpanThatIntersects(cellXY, spanXY[0], spanXY[1], 1252 mAddIntersectCellX, mAddIntersectCellY); 1253 } 1254 1255 if (!foundCellSpan) { 1256 if (appWidgetId != -1) { 1257 // Deleting an app widget ID is a void call but writes to disk before returning 1258 // to the caller... 1259 final LauncherAppWidgetHost appWidgetHost = mAppWidgetHost; 1260 new Thread("deleteAppWidgetId") { 1261 public void run() { 1262 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1263 } 1264 }.start(); 1265 } 1266 showOutOfSpaceMessage(); 1267 return; 1268 } 1269 1270 // Build Launcher-specific widget info and save to database 1271 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 1272 launcherInfo.spanX = spanXY[0]; 1273 launcherInfo.spanY = spanXY[1]; 1274 1275 LauncherModel.addItemToDatabase(this, launcherInfo, 1276 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1277 screen, cellXY[0], cellXY[1], false); 1278 1279 if (!mRestoring) { 1280 mDesktopItems.add(launcherInfo); 1281 1282 // Perform actual inflation because we're live 1283 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1284 1285 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1286 launcherInfo.hostView.setTag(launcherInfo); 1287 1288 mWorkspace.addInScreen(launcherInfo.hostView, screen, cellXY[0], cellXY[1], 1289 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1290 1291 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1292 } 1293 } 1294 1295 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1296 @Override 1297 public void onReceive(Context context, Intent intent) { 1298 final String action = intent.getAction(); 1299 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1300 mUserPresent = false; 1301 updateRunning(); 1302 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1303 mUserPresent = true; 1304 updateRunning(); 1305 } 1306 } 1307 }; 1308 1309 @Override 1310 public void onAttachedToWindow() { 1311 super.onAttachedToWindow(); 1312 1313 // Listen for broadcasts related to user-presence 1314 final IntentFilter filter = new IntentFilter(); 1315 filter.addAction(Intent.ACTION_SCREEN_OFF); 1316 filter.addAction(Intent.ACTION_USER_PRESENT); 1317 registerReceiver(mReceiver, filter); 1318 1319 mAttached = true; 1320 mVisible = true; 1321 } 1322 1323 @Override 1324 public void onDetachedFromWindow() { 1325 super.onDetachedFromWindow(); 1326 mVisible = false; 1327 1328 if (mAttached) { 1329 unregisterReceiver(mReceiver); 1330 mAttached = false; 1331 } 1332 updateRunning(); 1333 } 1334 1335 public void onWindowVisibilityChanged(int visibility) { 1336 mVisible = visibility == View.VISIBLE; 1337 updateRunning(); 1338 } 1339 1340 private void sendAdvanceMessage(long delay) { 1341 mHandler.removeMessages(ADVANCE_MSG); 1342 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1343 mHandler.sendMessageDelayed(msg, delay); 1344 mAutoAdvanceSentTime = System.currentTimeMillis(); 1345 } 1346 1347 private void updateRunning() { 1348 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1349 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1350 mAutoAdvanceRunning = autoAdvanceRunning; 1351 if (autoAdvanceRunning) { 1352 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1353 sendAdvanceMessage(delay); 1354 } else { 1355 if (!mWidgetsToAdvance.isEmpty()) { 1356 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1357 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1358 } 1359 mHandler.removeMessages(ADVANCE_MSG); 1360 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1361 } 1362 } 1363 } 1364 1365 private final Handler mHandler = new Handler() { 1366 @Override 1367 public void handleMessage(Message msg) { 1368 if (msg.what == ADVANCE_MSG) { 1369 int i = 0; 1370 for (View key: mWidgetsToAdvance.keySet()) { 1371 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1372 final int delay = mAdvanceStagger * i; 1373 if (v instanceof Advanceable) { 1374 postDelayed(new Runnable() { 1375 public void run() { 1376 ((Advanceable) v).advance(); 1377 } 1378 }, delay); 1379 } 1380 i++; 1381 } 1382 sendAdvanceMessage(mAdvanceInterval); 1383 } 1384 } 1385 }; 1386 1387 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1388 if (appWidgetInfo.autoAdvanceViewId == -1) return; 1389 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1390 if (v instanceof Advanceable) { 1391 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1392 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1393 updateRunning(); 1394 } 1395 } 1396 1397 void removeWidgetToAutoAdvance(View hostView) { 1398 if (mWidgetsToAdvance.containsKey(hostView)) { 1399 mWidgetsToAdvance.remove(hostView); 1400 updateRunning(); 1401 } 1402 } 1403 1404 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1405 mDesktopItems.remove(launcherInfo); 1406 removeWidgetToAutoAdvance(launcherInfo.hostView); 1407 launcherInfo.hostView = null; 1408 } 1409 1410 void showOutOfSpaceMessage() { 1411 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1412 } 1413 1414 public LauncherAppWidgetHost getAppWidgetHost() { 1415 return mAppWidgetHost; 1416 } 1417 1418 public LauncherModel getModel() { 1419 return mModel; 1420 } 1421 1422 void closeSystemDialogs() { 1423 getWindow().closeAllPanels(); 1424 1425 try { 1426 dismissDialog(DIALOG_CREATE_SHORTCUT); 1427 // Unlock the workspace if the dialog was showing 1428 } catch (Exception e) { 1429 // An exception is thrown if the dialog is not visible, which is fine 1430 } 1431 1432 try { 1433 dismissDialog(DIALOG_RENAME_FOLDER); 1434 // Unlock the workspace if the dialog was showing 1435 } catch (Exception e) { 1436 // An exception is thrown if the dialog is not visible, which is fine 1437 } 1438 1439 // Whatever we were doing is hereby canceled. 1440 mWaitingForResult = false; 1441 } 1442 1443 @Override 1444 protected void onNewIntent(Intent intent) { 1445 super.onNewIntent(intent); 1446 1447 // Close the menu 1448 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1449 // also will cancel mWaitingForResult. 1450 closeSystemDialogs(); 1451 1452 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1453 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1454 1455 // In all these cases, only animate if we're already on home 1456 1457 if (LauncherApplication.isScreenXLarge()) { 1458 mWorkspace.unshrink(alreadyOnHome); 1459 } 1460 1461 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1462 mWorkspace.moveToDefaultScreen(true); 1463 } 1464 showWorkspace(alreadyOnHome); 1465 1466 final View v = getWindow().peekDecorView(); 1467 if (v != null && v.getWindowToken() != null) { 1468 InputMethodManager imm = (InputMethodManager)getSystemService( 1469 INPUT_METHOD_SERVICE); 1470 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1471 } 1472 } 1473 } 1474 1475 @Override 1476 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1477 // Do not call super here 1478 mSavedInstanceState = savedInstanceState; 1479 } 1480 1481 @Override 1482 protected void onSaveInstanceState(Bundle outState) { 1483 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1484 1485 final ArrayList<Folder> folders = mWorkspace.getOpenFolders(); 1486 if (folders.size() > 0) { 1487 final int count = folders.size(); 1488 long[] ids = new long[count]; 1489 for (int i = 0; i < count; i++) { 1490 final FolderInfo info = folders.get(i).getInfo(); 1491 ids[i] = info.id; 1492 } 1493 outState.putLongArray(RUNTIME_STATE_USER_FOLDERS, ids); 1494 } else { 1495 super.onSaveInstanceState(outState); 1496 } 1497 1498 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1499 1500 if (mAddScreen > -1 && mWaitingForResult) { 1501 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mAddScreen); 1502 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mAddIntersectCellX); 1503 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mAddIntersectCellY); 1504 } 1505 1506 if (mFolderInfo != null && mWaitingForResult) { 1507 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1508 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1509 } 1510 1511 // Save the current AllApps drawer tab 1512 if (mAllAppsGrid != null && mAllAppsGrid instanceof AllAppsTabbed) { 1513 AllAppsTabbed tabhost = (AllAppsTabbed) mAllAppsGrid; 1514 String currentTabTag = tabhost.getCurrentTabTag(); 1515 if (currentTabTag != null) { 1516 outState.putString("allapps_currentTab", currentTabTag); 1517 outState.putInt("allapps_currentPage", mAllAppsPagedView.getCurrentPage()); 1518 } 1519 } 1520 1521 // Save the current customization drawer tab 1522 if (mHomeCustomizationDrawer != null) { 1523 String currentTabTag = mHomeCustomizationDrawer.getCurrentTabTag(); 1524 if (currentTabTag != null) { 1525 outState.putString("customize_currentTab", currentTabTag); 1526 } 1527 } 1528 } 1529 1530 @Override 1531 public void onDestroy() { 1532 super.onDestroy(); 1533 1534 try { 1535 mAppWidgetHost.stopListening(); 1536 } catch (NullPointerException ex) { 1537 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1538 } 1539 mAppWidgetHost = null; 1540 1541 mWidgetsToAdvance.clear(); 1542 1543 TextKeyListener.getInstance().release(); 1544 1545 mModel.stopLoader(); 1546 1547 unbindDesktopItems(); 1548 1549 getContentResolver().unregisterContentObserver(mWidgetObserver); 1550 1551 // Some launcher layouts don't have a previous and next view 1552 if (mPreviousView != null) { 1553 dismissPreview(mPreviousView); 1554 } 1555 if (mNextView != null) { 1556 dismissPreview(mNextView); 1557 } 1558 1559 unregisterReceiver(mCloseSystemDialogsReceiver); 1560 1561 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1562 mWorkspace.removeAllViews(); 1563 mWorkspace = null; 1564 mDragController = null; 1565 1566 ValueAnimator.clearAllAnimations(); 1567 } 1568 1569 @Override 1570 public void startActivityForResult(Intent intent, int requestCode) { 1571 if (requestCode >= 0) mWaitingForResult = true; 1572 super.startActivityForResult(intent, requestCode); 1573 } 1574 1575 @Override 1576 public void startSearch(String initialQuery, boolean selectInitialQuery, 1577 Bundle appSearchData, boolean globalSearch) { 1578 1579 showWorkspace(true); 1580 1581 if (initialQuery == null) { 1582 // Use any text typed in the launcher as the initial query 1583 initialQuery = getTypedText(); 1584 clearTypedText(); 1585 } 1586 if (appSearchData == null) { 1587 appSearchData = new Bundle(); 1588 appSearchData.putString(Search.SOURCE, "launcher-search"); 1589 } 1590 1591 final SearchManager searchManager = 1592 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1593 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1594 appSearchData, globalSearch); 1595 } 1596 1597 @Override 1598 public boolean onCreateOptionsMenu(Menu menu) { 1599 if (isWorkspaceLocked()) { 1600 return false; 1601 } 1602 1603 super.onCreateOptionsMenu(menu); 1604 1605 menu.add(MENU_GROUP_ADD, MENU_ADD, 0, R.string.menu_add) 1606 .setIcon(android.R.drawable.ic_menu_add) 1607 .setAlphabeticShortcut('A'); 1608 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1609 .setIcon(android.R.drawable.ic_menu_manage) 1610 .setAlphabeticShortcut('M'); 1611 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1612 .setIcon(android.R.drawable.ic_menu_gallery) 1613 .setAlphabeticShortcut('W'); 1614 menu.add(0, MENU_SEARCH, 0, R.string.menu_search) 1615 .setIcon(android.R.drawable.ic_search_category_default) 1616 .setAlphabeticShortcut(SearchManager.MENU_KEY); 1617 menu.add(0, MENU_NOTIFICATIONS, 0, R.string.menu_notifications) 1618 .setIcon(com.android.internal.R.drawable.ic_menu_notifications) 1619 .setAlphabeticShortcut('N'); 1620 1621 final Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1622 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1623 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1624 1625 menu.add(0, MENU_SETTINGS, 0, R.string.menu_settings) 1626 .setIcon(android.R.drawable.ic_menu_preferences).setAlphabeticShortcut('P') 1627 .setIntent(settings); 1628 1629 return true; 1630 } 1631 1632 @Override 1633 public boolean onPrepareOptionsMenu(Menu menu) { 1634 super.onPrepareOptionsMenu(menu); 1635 1636 // If all apps is animating, don't show the menu, because we don't know 1637 // which one to show. 1638 if (mAllAppsGrid.isAnimating()) { 1639 return false; 1640 } 1641 1642 // Only show the add and wallpaper options when we're not in all apps. 1643 boolean visible = !mAllAppsGrid.isVisible(); 1644 menu.setGroupVisible(MENU_GROUP_ADD, visible); 1645 menu.setGroupVisible(MENU_GROUP_WALLPAPER, visible); 1646 1647 // Disable add if the workspace is full. 1648 if (visible) { 1649 CellLayout layout = (CellLayout) mWorkspace.getChildAt(mWorkspace.getCurrentPage()); 1650 menu.setGroupEnabled(MENU_GROUP_ADD, layout.existsEmptyCell()); 1651 } 1652 1653 return true; 1654 } 1655 1656 @Override 1657 public boolean onOptionsItemSelected(MenuItem item) { 1658 switch (item.getItemId()) { 1659 case MENU_ADD: 1660 addItems(); 1661 return true; 1662 case MENU_MANAGE_APPS: 1663 manageApps(); 1664 return true; 1665 case MENU_WALLPAPER_SETTINGS: 1666 startWallpaper(); 1667 return true; 1668 case MENU_SEARCH: 1669 onSearchRequested(); 1670 return true; 1671 case MENU_NOTIFICATIONS: 1672 showNotifications(); 1673 return true; 1674 } 1675 1676 return super.onOptionsItemSelected(item); 1677 } 1678 1679 /** 1680 * Indicates that we want global search for this activity by setting the globalSearch 1681 * argument for {@link #startSearch} to true. 1682 */ 1683 1684 @Override 1685 public boolean onSearchRequested() { 1686 startSearch(null, false, null, true); 1687 return true; 1688 } 1689 1690 public boolean isWorkspaceLocked() { 1691 return mWorkspaceLoading || mWaitingForResult; 1692 } 1693 1694 // Is the workspace preview (brought up by long-pressing on a signpost icon) visible? 1695 private boolean isPreviewVisible() { 1696 return (mPreviousView != null && mPreviousView.getTag() != null) || 1697 (mNextView != null && mNextView.getTag() != null); 1698 } 1699 1700 private void addItems() { 1701 if (LauncherApplication.isScreenXLarge()) { 1702 // Animate the widget chooser up from the bottom of the screen 1703 if (mState != State.CUSTOMIZE) { 1704 showCustomizationDrawer(true); 1705 } 1706 } else { 1707 showWorkspace(true); 1708 showAddDialog(-1, -1); 1709 } 1710 } 1711 1712 private void resetAddInfo() { 1713 mAddScreen = -1; 1714 mAddIntersectCellX = -1; 1715 mAddIntersectCellY = -1; 1716 mAddDropPosition = null; 1717 } 1718 1719 void addAppWidgetFromDrop(PendingAddWidgetInfo info, int screen, int[] position) { 1720 resetAddInfo(); 1721 mAddScreen = screen; 1722 mAddDropPosition = position; 1723 1724 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1725 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1726 addAppWidgetImpl(appWidgetId, info); 1727 } 1728 1729 private void manageApps() { 1730 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1731 } 1732 1733 void addAppWidgetFromPick(Intent data) { 1734 // TODO: catch bad widget exception when sent 1735 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1736 // TODO: Is this log message meaningful? 1737 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1738 addAppWidgetImpl(appWidgetId, null); 1739 } 1740 1741 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1742 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1743 1744 if (appWidget.configure != null) { 1745 // Launch over to configure widget, if needed 1746 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1747 intent.setComponent(appWidget.configure); 1748 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1749 if (info != null) { 1750 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1751 intent.putExtra( 1752 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1753 info.mimeType); 1754 1755 final String mimeType = info.mimeType; 1756 final ClipData clipData = (ClipData) info.configurationData; 1757 final ClipDescription clipDesc = clipData.getDescription(); 1758 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1759 if (clipDesc.getMimeType(i).equals(mimeType)) { 1760 final ClipData.Item item = clipData.getItemAt(i); 1761 final CharSequence stringData = item.getText(); 1762 final Uri uriData = item.getUri(); 1763 final Intent intentData = item.getIntent(); 1764 final String key = 1765 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1766 if (uriData != null) { 1767 intent.putExtra(key, uriData); 1768 } else if (intentData != null) { 1769 intent.putExtra(key, intentData); 1770 } else if (stringData != null) { 1771 intent.putExtra(key, stringData); 1772 } 1773 break; 1774 } 1775 } 1776 } 1777 } 1778 1779 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1780 } else { 1781 // Otherwise just add it 1782 completeAddAppWidget(appWidgetId, mAddScreen); 1783 } 1784 } 1785 1786 void processShortcutFromDrop(ComponentName componentName, int screen, int[] position) { 1787 resetAddInfo(); 1788 mAddScreen = screen; 1789 mAddDropPosition = position; 1790 1791 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1792 createShortcutIntent.setComponent(componentName); 1793 processShortcut(createShortcutIntent); 1794 } 1795 1796 void processShortcut(Intent intent) { 1797 // Handle case where user selected "Applications" 1798 String applicationName = getResources().getString(R.string.group_applications); 1799 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1800 1801 if (applicationName != null && applicationName.equals(shortcutName)) { 1802 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1803 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1804 1805 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1806 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1807 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1808 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1809 } else { 1810 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1811 } 1812 } 1813 1814 void processWallpaper(Intent intent) { 1815 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1816 } 1817 1818 void addLiveFolderFromDrop(ComponentName componentName, int screen, int[] position) { 1819 resetAddInfo(); 1820 mAddScreen = screen; 1821 mAddDropPosition = position; 1822 1823 Intent createFolderIntent = new Intent(LiveFolders.ACTION_CREATE_LIVE_FOLDER); 1824 createFolderIntent.setComponent(componentName); 1825 1826 addLiveFolder(createFolderIntent); 1827 } 1828 1829 void addLiveFolder(Intent intent) { // YYY add screen intersect etc. parameters here 1830 // Handle case where user selected "Folder" 1831 String folderName = getResources().getString(R.string.group_folder); 1832 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1833 1834 if (folderName != null && folderName.equals(shortcutName)) { 1835 addFolder(mAddScreen, mAddIntersectCellX, mAddIntersectCellY); 1836 } else { 1837 startActivityForResultSafely(intent, REQUEST_CREATE_LIVE_FOLDER); 1838 } 1839 } 1840 1841 void addFolder(int screen, int intersectCellX, int intersectCellY) { 1842 UserFolderInfo folderInfo = new UserFolderInfo(); 1843 folderInfo.title = getText(R.string.folder_name); 1844 1845 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1846 final int[] cellXY = mTmpAddItemCellCoordinates; 1847 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1848 showOutOfSpaceMessage(); 1849 return; 1850 } 1851 1852 // Update the model 1853 LauncherModel.addItemToDatabase(this, folderInfo, 1854 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1855 screen, cellXY[0], cellXY[1], false); 1856 sFolders.put(folderInfo.id, folderInfo); 1857 1858 // Create the view 1859 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 1860 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), 1861 folderInfo, mIconCache); 1862 mWorkspace.addInScreen(newFolder, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1863 } 1864 1865 void removeFolder(FolderInfo folder) { 1866 sFolders.remove(folder.id); 1867 } 1868 1869 private void completeAddLiveFolder( 1870 Intent data, int screen, int intersectCellX, int intersectCellY) { 1871 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1872 final int[] cellXY = mTmpAddItemCellCoordinates; 1873 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1874 showOutOfSpaceMessage(); 1875 return; 1876 } 1877 1878 final LiveFolderInfo info = addLiveFolder(this, data, screen, cellXY[0], cellXY[1], false); 1879 1880 if (!mRestoring) { 1881 final View view = LiveFolderIcon.fromXml(R.layout.live_folder_icon, this, 1882 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 1883 mWorkspace.addInScreen(view, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1884 } 1885 } 1886 1887 static LiveFolderInfo addLiveFolder(Context context, Intent data, 1888 int screen, int cellX, int cellY, boolean notify) { 1889 1890 Intent baseIntent = data.getParcelableExtra(LiveFolders.EXTRA_LIVE_FOLDER_BASE_INTENT); 1891 String name = data.getStringExtra(LiveFolders.EXTRA_LIVE_FOLDER_NAME); 1892 1893 Drawable icon = null; 1894 Intent.ShortcutIconResource iconResource = null; 1895 1896 Parcelable extra = data.getParcelableExtra(LiveFolders.EXTRA_LIVE_FOLDER_ICON); 1897 if (extra != null && extra instanceof Intent.ShortcutIconResource) { 1898 try { 1899 iconResource = (Intent.ShortcutIconResource) extra; 1900 final PackageManager packageManager = context.getPackageManager(); 1901 Resources resources = packageManager.getResourcesForApplication( 1902 iconResource.packageName); 1903 final int id = resources.getIdentifier(iconResource.resourceName, null, null); 1904 icon = resources.getDrawable(id); 1905 } catch (Exception e) { 1906 Log.w(TAG, "Could not load live folder icon: " + extra); 1907 } 1908 } 1909 1910 if (icon == null) { 1911 icon = context.getResources().getDrawable(R.drawable.ic_launcher_folder); 1912 } 1913 1914 final LiveFolderInfo info = new LiveFolderInfo(); 1915 info.icon = Utilities.createIconBitmap(icon, context); 1916 info.title = name; 1917 info.iconResource = iconResource; 1918 info.uri = data.getData(); 1919 info.baseIntent = baseIntent; 1920 info.displayMode = data.getIntExtra(LiveFolders.EXTRA_LIVE_FOLDER_DISPLAY_MODE, 1921 LiveFolders.DISPLAY_MODE_GRID); 1922 1923 LauncherModel.addItemToDatabase(context, info, LauncherSettings.Favorites.CONTAINER_DESKTOP, 1924 screen, cellX, cellY, notify); 1925 sFolders.put(info.id, info); 1926 1927 return info; 1928 } 1929 1930 private void showNotifications() { 1931 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1932 if (statusBar != null) { 1933 statusBar.expand(); 1934 } 1935 } 1936 1937 private void startWallpaper() { 1938 showWorkspace(true); 1939 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1940 Intent chooser = Intent.createChooser(pickWallpaper, 1941 getText(R.string.chooser_wallpaper)); 1942 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1943 // Removed in Eclair MR1 1944// WallpaperManager wm = (WallpaperManager) 1945// getSystemService(Context.WALLPAPER_SERVICE); 1946// WallpaperInfo wi = wm.getWallpaperInfo(); 1947// if (wi != null && wi.getSettingsActivity() != null) { 1948// LabeledIntent li = new LabeledIntent(getPackageName(), 1949// R.string.configure_wallpaper, 0); 1950// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1951// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1952// } 1953 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1954 } 1955 1956 /** 1957 * Registers various content observers. The current implementation registers 1958 * only a favorites observer to keep track of the favorites applications. 1959 */ 1960 private void registerContentObservers() { 1961 ContentResolver resolver = getContentResolver(); 1962 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1963 true, mWidgetObserver); 1964 } 1965 1966 @Override 1967 public boolean dispatchKeyEvent(KeyEvent event) { 1968 if (event.getAction() == KeyEvent.ACTION_DOWN) { 1969 switch (event.getKeyCode()) { 1970 case KeyEvent.KEYCODE_HOME: 1971 return true; 1972 case KeyEvent.KEYCODE_VOLUME_DOWN: 1973 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 1974 dumpState(); 1975 return true; 1976 } 1977 break; 1978 } 1979 } else if (event.getAction() == KeyEvent.ACTION_UP) { 1980 switch (event.getKeyCode()) { 1981 case KeyEvent.KEYCODE_HOME: 1982 return true; 1983 } 1984 } 1985 1986 return super.dispatchKeyEvent(event); 1987 } 1988 1989 @Override 1990 public void onBackPressed() { 1991 if (mState == State.ALL_APPS || mState == State.CUSTOMIZE) { 1992 showWorkspace(true); 1993 } else if (mWorkspace.getOpenFolder() != null) { 1994 closeFolder(); 1995 } else if (isPreviewVisible()) { 1996 dismissPreview(mPreviousView); 1997 dismissPreview(mNextView); 1998 } else { 1999 // Back button is a no-op here, but give at least some feedback for the button press 2000 mWorkspace.showOutlinesTemporarily(); 2001 } 2002 } 2003 2004 private void closeFolder() { 2005 Folder folder = mWorkspace.getOpenFolder(); 2006 if (folder != null) { 2007 closeFolder(folder); 2008 } 2009 } 2010 2011 void closeFolder(Folder folder) { 2012 folder.getInfo().opened = false; 2013 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2014 if (parent != null) { 2015 CellLayout cl = (CellLayout) parent; 2016 cl.removeViewWithoutMarkingCells(folder); 2017 if (folder instanceof DropTarget) { 2018 // Live folders aren't DropTargets. 2019 mDragController.removeDropTarget((DropTarget)folder); 2020 } 2021 } 2022 folder.onClose(); 2023 } 2024 2025 /** 2026 * Re-listen when widgets are reset. 2027 */ 2028 private void onAppWidgetReset() { 2029 if (mAppWidgetHost != null) { 2030 mAppWidgetHost.startListening(); 2031 } 2032 } 2033 2034 /** 2035 * Go through the and disconnect any of the callbacks in the drawables and the views or we 2036 * leak the previous Home screen on orientation change. 2037 */ 2038 private void unbindDesktopItems() { 2039 for (ItemInfo item: mDesktopItems) { 2040 item.unbind(); 2041 } 2042 mDesktopItems.clear(); 2043 } 2044 2045 /** 2046 * Launches the intent referred by the clicked shortcut. 2047 * 2048 * @param v The view representing the clicked shortcut. 2049 */ 2050 public void onClick(View v) { 2051 Object tag = v.getTag(); 2052 if (tag instanceof ShortcutInfo) { 2053 // Open shortcut 2054 final Intent intent = ((ShortcutInfo) tag).intent; 2055 int[] pos = new int[2]; 2056 v.getLocationOnScreen(pos); 2057 intent.setSourceBounds(new Rect(pos[0], pos[1], 2058 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 2059 boolean success = startActivitySafely(intent, tag); 2060 2061 if (success && v instanceof BubbleTextView) { 2062 mWaitingForResume = (BubbleTextView) v; 2063 mWaitingForResume.setStayPressed(true); 2064 } 2065 } else if (tag instanceof FolderInfo) { 2066 handleFolderClick((FolderInfo) tag); 2067 } else if (v == mHandleView) { 2068 if (mState == State.ALL_APPS) { 2069 showWorkspace(true); 2070 } else { 2071 showAllApps(true); 2072 } 2073 } 2074 } 2075 2076 public boolean onTouch(View v, MotionEvent event) { 2077 // this is an intercepted event being forwarded from mWorkspace; 2078 // clicking anywhere on the workspace causes the customization drawer to slide down 2079 showWorkspace(true); 2080 return false; 2081 } 2082 2083 /** 2084 * Event handler for the search button 2085 * 2086 * @param v The view that was clicked. 2087 */ 2088 public void onClickSearchButton(View v) { 2089 startSearch(null, false, null, true); 2090 // Use a custom animation for launching search 2091 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 2092 } 2093 2094 /** 2095 * Event handler for the voice button 2096 * 2097 * @param v The view that was clicked. 2098 */ 2099 public void onClickVoiceButton(View v) { 2100 startVoiceSearch(); 2101 } 2102 2103 private void startVoiceSearch() { 2104 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2105 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2106 startActivity(intent); 2107 } 2108 2109 /** 2110 * Event handler for the "gear" button that appears on the home screen, which 2111 * enters home screen customization mode. 2112 * 2113 * @param v The view that was clicked. 2114 */ 2115 public void onClickConfigureButton(View v) { 2116 addItems(); 2117 } 2118 2119 /** 2120 * Event handler for the "grid" button that appears on the home screen, which 2121 * enters all apps mode. 2122 * 2123 * @param v The view that was clicked. 2124 */ 2125 public void onClickAllAppsButton(View v) { 2126 showAllApps(true); 2127 } 2128 2129 public void onClickAppMarketButton(View v) { 2130 if (mAppMarketIntent != null) { 2131 startActivitySafely(mAppMarketIntent, "app market"); 2132 } 2133 } 2134 2135 void startApplicationDetailsActivity(ComponentName componentName) { 2136 String packageName = componentName.getPackageName(); 2137 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 2138 Uri.fromParts("package", packageName, null)); 2139 startActivity(intent); 2140 } 2141 2142 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 2143 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 2144 // System applications cannot be installed. For now, show a toast explaining that. 2145 // We may give them the option of disabling apps this way. 2146 int messageId = R.string.uninstall_system_app_text; 2147 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 2148 } else { 2149 String packageName = appInfo.componentName.getPackageName(); 2150 String className = appInfo.componentName.getClassName(); 2151 Intent intent = new Intent( 2152 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 2153 startActivity(intent); 2154 } 2155 } 2156 2157 boolean startActivitySafely(Intent intent, Object tag) { 2158 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2159 try { 2160 startActivity(intent); 2161 return true; 2162 } catch (ActivityNotFoundException e) { 2163 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2164 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 2165 } catch (SecurityException e) { 2166 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2167 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2168 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2169 "or use the exported attribute for this activity. " 2170 + "tag="+ tag + " intent=" + intent, e); 2171 } 2172 return false; 2173 } 2174 2175 void startActivityForResultSafely(Intent intent, int requestCode) { 2176 try { 2177 startActivityForResult(intent, requestCode); 2178 } catch (ActivityNotFoundException e) { 2179 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2180 } catch (SecurityException e) { 2181 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2182 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2183 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2184 "or use the exported attribute for this activity.", e); 2185 } 2186 } 2187 2188 private void handleFolderClick(FolderInfo folderInfo) { 2189 if (!folderInfo.opened) { 2190 // Close any open folder 2191 closeFolder(); 2192 // Open the requested folder 2193 openFolder(folderInfo); 2194 } else { 2195 // Find the open folder... 2196 Folder openFolder = mWorkspace.getFolderForTag(folderInfo); 2197 int folderScreen; 2198 if (openFolder != null) { 2199 folderScreen = mWorkspace.getPageForView(openFolder); 2200 // .. and close it 2201 closeFolder(openFolder); 2202 if (folderScreen != mWorkspace.getCurrentPage()) { 2203 // Close any folder open on the current screen 2204 closeFolder(); 2205 // Pull the folder onto this screen 2206 openFolder(folderInfo); 2207 } 2208 } 2209 } 2210 } 2211 2212 /** 2213 * Opens the user folder described by the specified tag. The opening of the folder 2214 * is animated relative to the specified View. If the View is null, no animation 2215 * is played. 2216 * 2217 * @param folderInfo The FolderInfo describing the folder to open. 2218 */ 2219 public void openFolder(FolderInfo folderInfo) { 2220 Folder openFolder; 2221 2222 if (folderInfo instanceof UserFolderInfo) { 2223 openFolder = UserFolder.fromXml(this); 2224 } else if (folderInfo instanceof LiveFolderInfo) { 2225 openFolder = com.android.launcher2.LiveFolder.fromXml(this, folderInfo); 2226 } else { 2227 return; 2228 } 2229 2230 openFolder.setDragController(mDragController); 2231 openFolder.setLauncher(this); 2232 2233 openFolder.bind(folderInfo); 2234 folderInfo.opened = true; 2235 2236 mWorkspace.addInFullScreen(openFolder, folderInfo.screen); 2237 2238 openFolder.onOpen(); 2239 } 2240 2241 public boolean onLongClick(View v) { 2242 if (mState != State.WORKSPACE) { 2243 return false; 2244 } 2245 2246 switch (v.getId()) { 2247 case R.id.previous_screen: 2248 if (mState != State.ALL_APPS) { 2249 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2250 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2251 showPreviews(v); 2252 } 2253 return true; 2254 case R.id.next_screen: 2255 if (mState != State.ALL_APPS) { 2256 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2257 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2258 showPreviews(v); 2259 } 2260 return true; 2261 case R.id.all_apps_button: 2262 if (mState != State.ALL_APPS) { 2263 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2264 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2265 showPreviews(v); 2266 } 2267 return true; 2268 } 2269 2270 if (isWorkspaceLocked()) { 2271 return false; 2272 } 2273 2274 if (!(v instanceof CellLayout)) { 2275 v = (View) v.getParent().getParent(); 2276 } 2277 2278 resetAddInfo(); 2279 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2280 // This happens when long clicking an item with the dpad/trackball 2281 if (longClickCellInfo == null || !longClickCellInfo.valid) { 2282 return true; 2283 } 2284 2285 final View itemUnderLongClick = longClickCellInfo.cell; 2286 2287 if (mWorkspace.allowLongPress() && !mDragController.isDragging()) { 2288 if (itemUnderLongClick == null) { 2289 // User long pressed on empty space 2290 mWorkspace.setAllowLongPress(false); 2291 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2292 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2293 if (LauncherApplication.isScreenXLarge()) { 2294 addItems(); 2295 } else { 2296 showAddDialog(longClickCellInfo.cellX, longClickCellInfo.cellY); 2297 } 2298 } else { 2299 if (!(itemUnderLongClick instanceof Folder)) { 2300 // User long pressed on an item 2301 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2302 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2303 mAddIntersectCellX = longClickCellInfo.cellX; 2304 mAddIntersectCellY = longClickCellInfo.cellY; 2305 mWorkspace.startDrag(longClickCellInfo); 2306 } 2307 } 2308 } 2309 return true; 2310 } 2311 2312 @SuppressWarnings({"unchecked"}) 2313 private void dismissPreview(final View v) { 2314 final PopupWindow window = (PopupWindow) v.getTag(); 2315 if (window != null) { 2316 window.setOnDismissListener(new PopupWindow.OnDismissListener() { 2317 public void onDismiss() { 2318 ViewGroup group = (ViewGroup) v.getTag(R.id.workspace); 2319 int count = group.getChildCount(); 2320 for (int i = 0; i < count; i++) { 2321 ((ImageView) group.getChildAt(i)).setImageDrawable(null); 2322 } 2323 ArrayList<Bitmap> bitmaps = (ArrayList<Bitmap>) v.getTag(R.id.icon); 2324 for (Bitmap bitmap : bitmaps) bitmap.recycle(); 2325 2326 v.setTag(R.id.workspace, null); 2327 v.setTag(R.id.icon, null); 2328 window.setOnDismissListener(null); 2329 } 2330 }); 2331 window.dismiss(); 2332 } 2333 v.setTag(null); 2334 } 2335 2336 private void showPreviews(View anchor) { 2337 showPreviews(anchor, 0, mWorkspace.getChildCount()); 2338 } 2339 2340 private void showPreviews(final View anchor, int start, int end) { 2341 final Resources resources = getResources(); 2342 final Workspace workspace = mWorkspace; 2343 2344 CellLayout cell = ((CellLayout) workspace.getChildAt(start)); 2345 2346 float max = workspace.getChildCount(); 2347 2348 final Rect r = new Rect(); 2349 resources.getDrawable(R.drawable.preview_background).getPadding(r); 2350 int extraW = (int) ((r.left + r.right) * max); 2351 int extraH = r.top + r.bottom; 2352 2353 int aW = cell.getWidth() - extraW; 2354 float w = aW / max; 2355 2356 int width = cell.getWidth(); 2357 int height = cell.getHeight(); 2358 int x = cell.getLeftPadding(); 2359 int y = cell.getTopPadding(); 2360 width -= (x + cell.getRightPadding()); 2361 height -= (y + cell.getBottomPadding()); 2362 2363 float scale = w / width; 2364 2365 int count = end - start; 2366 2367 final float sWidth = width * scale; 2368 float sHeight = height * scale; 2369 2370 LinearLayout preview = new LinearLayout(this); 2371 2372 PreviewTouchHandler handler = new PreviewTouchHandler(anchor); 2373 ArrayList<Bitmap> bitmaps = new ArrayList<Bitmap>(count); 2374 2375 for (int i = start; i < end; i++) { 2376 ImageView image = new ImageView(this); 2377 cell = (CellLayout) workspace.getChildAt(i); 2378 2379 final Bitmap bitmap = Bitmap.createBitmap((int) sWidth, (int) sHeight, 2380 Bitmap.Config.ARGB_8888); 2381 2382 final Canvas c = new Canvas(bitmap); 2383 c.scale(scale, scale); 2384 c.translate(-cell.getLeftPadding(), -cell.getTopPadding()); 2385 cell.drawChildren(c); 2386 2387 image.setBackgroundDrawable(resources.getDrawable(R.drawable.preview_background)); 2388 image.setImageBitmap(bitmap); 2389 image.setTag(i); 2390 image.setOnClickListener(handler); 2391 image.setOnFocusChangeListener(handler); 2392 image.setFocusable(true); 2393 if (i == mWorkspace.getCurrentPage()) image.requestFocus(); 2394 2395 preview.addView(image, 2396 LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT); 2397 2398 bitmaps.add(bitmap); 2399 } 2400 2401 final PopupWindow p = new PopupWindow(this); 2402 p.setContentView(preview); 2403 p.setWidth((int) (sWidth * count + extraW)); 2404 p.setHeight((int) (sHeight + extraH)); 2405 p.setAnimationStyle(R.style.AnimationPreview); 2406 p.setOutsideTouchable(true); 2407 p.setFocusable(true); 2408 p.setBackgroundDrawable(new ColorDrawable(0)); 2409 p.showAsDropDown(anchor, 0, 0); 2410 2411 p.setOnDismissListener(new PopupWindow.OnDismissListener() { 2412 public void onDismiss() { 2413 dismissPreview(anchor); 2414 } 2415 }); 2416 2417 anchor.setTag(p); 2418 anchor.setTag(R.id.workspace, preview); 2419 anchor.setTag(R.id.icon, bitmaps); 2420 } 2421 2422 class PreviewTouchHandler implements View.OnClickListener, Runnable, View.OnFocusChangeListener { 2423 private final View mAnchor; 2424 2425 public PreviewTouchHandler(View anchor) { 2426 mAnchor = anchor; 2427 } 2428 2429 public void onClick(View v) { 2430 mWorkspace.snapToPage((Integer) v.getTag()); 2431 v.post(this); 2432 } 2433 2434 public void run() { 2435 dismissPreview(mAnchor); 2436 } 2437 2438 public void onFocusChange(View v, boolean hasFocus) { 2439 if (hasFocus) { 2440 mWorkspace.snapToPage((Integer) v.getTag()); 2441 } 2442 } 2443 } 2444 2445 Workspace getWorkspace() { 2446 return mWorkspace; 2447 } 2448 2449 TabHost getCustomizationDrawer() { 2450 return mHomeCustomizationDrawer; 2451 } 2452 2453 @Override 2454 protected Dialog onCreateDialog(int id) { 2455 switch (id) { 2456 case DIALOG_CREATE_SHORTCUT: 2457 return new CreateShortcut().createDialog(); 2458 case DIALOG_RENAME_FOLDER: 2459 return new RenameFolder().createDialog(); 2460 } 2461 2462 return super.onCreateDialog(id); 2463 } 2464 2465 @Override 2466 protected void onPrepareDialog(int id, Dialog dialog) { 2467 switch (id) { 2468 case DIALOG_CREATE_SHORTCUT: 2469 break; 2470 case DIALOG_RENAME_FOLDER: 2471 if (mFolderInfo != null) { 2472 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 2473 final CharSequence text = mFolderInfo.title; 2474 input.setText(text); 2475 input.setSelection(0, text.length()); 2476 } 2477 break; 2478 } 2479 } 2480 2481 void showRenameDialog(FolderInfo info) { 2482 mFolderInfo = info; 2483 mWaitingForResult = true; 2484 showDialog(DIALOG_RENAME_FOLDER); 2485 } 2486 2487 private void showAddDialog(int intersectX, int intersectY) { 2488 resetAddInfo(); 2489 mAddIntersectCellX = intersectX; 2490 mAddIntersectCellY = intersectY; 2491 mAddScreen = mWorkspace.getCurrentPage(); 2492 mWaitingForResult = true; 2493 showDialog(DIALOG_CREATE_SHORTCUT); 2494 } 2495 2496 private void pickShortcut() { 2497 // Insert extra item to handle picking application 2498 Bundle bundle = new Bundle(); 2499 2500 ArrayList<String> shortcutNames = new ArrayList<String>(); 2501 shortcutNames.add(getString(R.string.group_applications)); 2502 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 2503 2504 ArrayList<ShortcutIconResource> shortcutIcons = new ArrayList<ShortcutIconResource>(); 2505 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 2506 R.drawable.ic_launcher_application)); 2507 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 2508 2509 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 2510 pickIntent.putExtra(Intent.EXTRA_INTENT, new Intent(Intent.ACTION_CREATE_SHORTCUT)); 2511 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_shortcut)); 2512 pickIntent.putExtras(bundle); 2513 2514 startActivityForResult(pickIntent, REQUEST_PICK_SHORTCUT); 2515 } 2516 2517 private class RenameFolder { 2518 private EditText mInput; 2519 2520 Dialog createDialog() { 2521 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 2522 mInput = (EditText) layout.findViewById(R.id.folder_name); 2523 2524 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 2525 builder.setIcon(0); 2526 builder.setTitle(getString(R.string.rename_folder_title)); 2527 builder.setCancelable(true); 2528 builder.setOnCancelListener(new Dialog.OnCancelListener() { 2529 public void onCancel(DialogInterface dialog) { 2530 cleanup(); 2531 } 2532 }); 2533 builder.setNegativeButton(getString(R.string.cancel_action), 2534 new Dialog.OnClickListener() { 2535 public void onClick(DialogInterface dialog, int which) { 2536 cleanup(); 2537 } 2538 } 2539 ); 2540 builder.setPositiveButton(getString(R.string.rename_action), 2541 new Dialog.OnClickListener() { 2542 public void onClick(DialogInterface dialog, int which) { 2543 changeFolderName(); 2544 } 2545 } 2546 ); 2547 builder.setView(layout); 2548 2549 final AlertDialog dialog = builder.create(); 2550 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 2551 public void onShow(DialogInterface dialog) { 2552 mWaitingForResult = true; 2553 mInput.requestFocus(); 2554 InputMethodManager inputManager = (InputMethodManager) 2555 getSystemService(Context.INPUT_METHOD_SERVICE); 2556 inputManager.showSoftInput(mInput, 0); 2557 } 2558 }); 2559 2560 return dialog; 2561 } 2562 2563 private void changeFolderName() { 2564 final String name = mInput.getText().toString(); 2565 if (!TextUtils.isEmpty(name)) { 2566 // Make sure we have the right folder info 2567 mFolderInfo = sFolders.get(mFolderInfo.id); 2568 mFolderInfo.title = name; 2569 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 2570 2571 if (mWorkspaceLoading) { 2572 lockAllApps(); 2573 mModel.startLoader(Launcher.this, false); 2574 } else { 2575 final FolderIcon folderIcon = (FolderIcon) 2576 mWorkspace.getViewForTag(mFolderInfo); 2577 if (folderIcon != null) { 2578 folderIcon.setText(name); 2579 getWorkspace().requestLayout(); 2580 } else { 2581 lockAllApps(); 2582 mWorkspaceLoading = true; 2583 mModel.startLoader(Launcher.this, false); 2584 } 2585 } 2586 } 2587 cleanup(); 2588 } 2589 2590 private void cleanup() { 2591 dismissDialog(DIALOG_RENAME_FOLDER); 2592 mWaitingForResult = false; 2593 mFolderInfo = null; 2594 } 2595 } 2596 2597 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2598 public boolean isAllAppsVisible() { 2599 return mState == State.ALL_APPS; 2600 } 2601 2602 // AllAppsView.Watcher 2603 public void zoomed(float zoom) { 2604 // In XLarge view, we zoom down the workspace below all apps so it's still visible 2605 if (zoom == 1.0f && !LauncherApplication.isScreenXLarge()) { 2606 mWorkspace.setVisibility(View.GONE); 2607 } 2608 } 2609 2610 private void showAndEnableToolbarButton(View button) { 2611 button.setVisibility(View.VISIBLE); 2612 button.setFocusable(true); 2613 button.setClickable(true); 2614 } 2615 2616 private void hideToolbarButton(View button) { 2617 button.setAlpha(0.0f); 2618 // We can't set it to GONE, otherwise the RelativeLayout gets screwed up 2619 button.setVisibility(View.INVISIBLE); 2620 } 2621 2622 private void disableToolbarButton(View button) { 2623 button.setFocusable(false); 2624 button.setClickable(false); 2625 } 2626 2627 /** 2628 * Helper function for showing or hiding a toolbar button, possibly animated. 2629 * 2630 * @param show If true, create an animation to the show the item. Otherwise, hide it. 2631 * @param view The toolbar button to be animated 2632 * @param seq A AnimatorSet that will be used to animate the transition. If null, the 2633 * transition will not be animated. 2634 */ 2635 private void hideOrShowToolbarButton(boolean show, final View view, AnimatorSet seq) { 2636 final boolean showing = show; 2637 final boolean hiding = !show; 2638 2639 final int duration = show ? 2640 getResources().getInteger(R.integer.config_toolbarButtonFadeInTime) : 2641 getResources().getInteger(R.integer.config_toolbarButtonFadeOutTime); 2642 2643 if (seq != null) { 2644 ValueAnimator anim = ValueAnimator.ofFloat(view.getAlpha(), show ? 1.0f : 0.0f); 2645 anim.setDuration(duration); 2646 anim.addUpdateListener(new AnimatorUpdateListener() { 2647 public void onAnimationUpdate(ValueAnimator animation) { 2648 view.setAlpha((Float) animation.getAnimatedValue()); 2649 } 2650 }); 2651 anim.addListener(new AnimatorListenerAdapter() { 2652 @Override 2653 public void onAnimationStart(Animator animation) { 2654 if (showing) showAndEnableToolbarButton(view); 2655 if (hiding) disableToolbarButton(view); 2656 } 2657 @Override 2658 public void onAnimationEnd(Animator animation) { 2659 if (hiding) hideToolbarButton(view); 2660 } 2661 }); 2662 seq.play(anim); 2663 } else { 2664 if (showing) { 2665 showAndEnableToolbarButton(view); 2666 view.setAlpha(1f); 2667 } else { 2668 disableToolbarButton(view); 2669 hideToolbarButton(view); 2670 } 2671 } 2672 } 2673 2674 /** 2675 * Show/hide the appropriate toolbar buttons for newState. 2676 * If showSeq or hideSeq is null, the transition will be done immediately (not animated). 2677 * 2678 * @param newState The state that is being switched to 2679 * @param showSeq AnimatorSet in which to put "show" animations, or null. 2680 * @param hideSeq AnimatorSet in which to put "hide" animations, or null. 2681 */ 2682 private void hideAndShowToolbarButtons(State newState, AnimatorSet showSeq, AnimatorSet hideSeq) { 2683 switch (newState) { 2684 case WORKSPACE: 2685 hideOrShowToolbarButton(true, mButtonCluster, showSeq); 2686 mDeleteZone.setOverlappingViews( 2687 new View[] { mAllAppsButton, mDivider, mConfigureButton }); 2688 mDeleteZone.setDragAndDropEnabled(true); 2689 mDeleteZone.setText(getResources().getString(R.string.delete_zone_label_workspace)); 2690 break; 2691 case ALL_APPS: 2692 hideOrShowToolbarButton(false, mButtonCluster, hideSeq); 2693 mDeleteZone.setDragAndDropEnabled(false); 2694 mDeleteZone.setText(getResources().getString(R.string.delete_zone_label_all_apps)); 2695 break; 2696 case CUSTOMIZE: 2697 hideOrShowToolbarButton(false, mButtonCluster, hideSeq); 2698 mDeleteZone.setDragAndDropEnabled(false); 2699 break; 2700 } 2701 } 2702 2703 /** 2704 * Helper method for the cameraZoomIn/cameraZoomOut animations 2705 * @param view The view being animated 2706 * @param state The state that we are moving in or out of -- either ALL_APPS or CUSTOMIZE 2707 * @param scaleFactor The scale factor used for the zoom 2708 */ 2709 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2710 final int height = view.getHeight(); 2711 2712 view.setPivotX(view.getWidth() / 2.0f); 2713 // Set pivotY so that at the starting zoom factor, the view is partially 2714 // visible. Modifying initialHeightFactor changes how much of the view is 2715 // initially showing, and hence the perceived angle from which the view enters. 2716 if (state == State.ALL_APPS) { 2717 final float initialHeightFactor = 0.175f; 2718 view.setPivotY((1 - initialHeightFactor) * height); 2719 } else { 2720 final float initialHeightFactor = 0.2f; 2721 view.setPivotY(-initialHeightFactor * height); 2722 } 2723 } 2724 2725 /** 2726 * Zoom the camera out from the workspace to reveal 'toView'. 2727 * Assumes that the view to show is anchored at either the very top or very bottom 2728 * of the screen. 2729 * @param toState The state to zoom out to. Must be ALL_APPS or CUSTOMIZE. 2730 */ 2731 private void cameraZoomOut(State toState, boolean animated) { 2732 final Resources res = getResources(); 2733 final boolean toAllApps = (toState == State.ALL_APPS); 2734 2735 final int duration = toAllApps ? 2736 res.getInteger(R.integer.config_allAppsZoomInTime) : 2737 res.getInteger(R.integer.config_customizeZoomInTime); 2738 final int fadeDuration = toAllApps ? 2739 res.getInteger(R.integer.config_allAppsFadeInTime) : 2740 res.getInteger(R.integer.config_customizeFadeInTime); 2741 2742 final float scale = toAllApps ? 2743 (float) res.getInteger(R.integer.config_allAppsZoomScaleFactor) : 2744 (float) res.getInteger(R.integer.config_customizeZoomScaleFactor); 2745 2746 final View toView = toAllApps ? (View) mAllAppsGrid : mHomeCustomizationDrawer; 2747 2748 setPivotsForZoom(toView, toState, scale); 2749 2750 if (toAllApps) { 2751 mWorkspace.shrink(ShrinkState.BOTTOM_HIDDEN, animated); 2752 } else { 2753 mWorkspace.shrink(ShrinkState.TOP, animated); 2754 } 2755 2756 if (animated) { 2757 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2758 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2759 scaleAnim.addUpdateListener(new AnimatorUpdateListener() { 2760 public void onAnimationUpdate(ValueAnimator animation) { 2761 final float b = (Float) animation.getAnimatedValue(); 2762 final float a = 1f - b; 2763 ((View) toView.getParent()).fastInvalidate(); 2764 toView.setFastScaleX(a * scale + b * 1f); 2765 toView.setFastScaleY(a * scale + b * 1f); 2766 } 2767 }); 2768 2769 if (toAllApps) { 2770 toView.setFastAlpha(0f); 2771 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2772 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2773 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2774 public void onAnimationUpdate(ValueAnimator animation) { 2775 final float b = (Float) animation.getAnimatedValue(); 2776 final float a = 1f - b; 2777 // don't need to invalidate because we do so above 2778 toView.setFastAlpha(a * 0f + b * 1f); 2779 } 2780 }); 2781 alphaAnim.start(); 2782 } 2783 2784 if (toView instanceof LauncherAnimatable) { 2785 ((LauncherAnimatable) toView).onLauncherAnimationStart(); 2786 } 2787 scaleAnim.addListener(new AnimatorListenerAdapter() { 2788 @Override 2789 public void onAnimationStart(Animator animation) { 2790 // Prepare the position 2791 toView.setTranslationX(0.0f); 2792 toView.setTranslationY(0.0f); 2793 toView.setVisibility(View.VISIBLE); 2794 if (!toAllApps) { 2795 toView.setFastAlpha(1.0f); 2796 } 2797 } 2798 @Override 2799 public void onAnimationEnd(Animator animation) { 2800 // If we don't set the final scale values here, if this animation is cancelled 2801 // it will have the wrong scale value and subsequent cameraPan animations will 2802 // not fix that 2803 toView.setScaleX(1.0f); 2804 toView.setScaleY(1.0f); 2805 if (toView instanceof LauncherAnimatable) { 2806 ((LauncherAnimatable) toView).onLauncherAnimationEnd(); 2807 } 2808 } 2809 }); 2810 2811 AnimatorSet toolbarHideAnim = new AnimatorSet(); 2812 AnimatorSet toolbarShowAnim = new AnimatorSet(); 2813 hideAndShowToolbarButtons(toState, toolbarShowAnim, toolbarHideAnim); 2814 2815 // toView should appear right at the end of the workspace shrink animation 2816 final int startDelay = 0; 2817 2818 if (mStateAnimation != null) mStateAnimation.cancel(); 2819 mStateAnimation = new AnimatorSet(); 2820 mStateAnimation.playTogether(scaleAnim, toolbarHideAnim); 2821 mStateAnimation.play(scaleAnim).after(startDelay); 2822 2823 // Show the new toolbar buttons just as the main animation is ending 2824 final int fadeInTime = res.getInteger(R.integer.config_toolbarButtonFadeInTime); 2825 mStateAnimation.play(toolbarShowAnim).after(duration + startDelay - fadeInTime); 2826 mStateAnimation.start(); 2827 } else { 2828 toView.setTranslationX(0.0f); 2829 toView.setTranslationY(0.0f); 2830 toView.setScaleX(1.0f); 2831 toView.setScaleY(1.0f); 2832 toView.setVisibility(View.VISIBLE); 2833 hideAndShowToolbarButtons(toState, null, null); 2834 } 2835 } 2836 2837 /** 2838 * Zoom the camera back into the workspace, hiding 'fromView'. 2839 * This is the opposite of cameraZoomOut. 2840 * @param fromState The current state (must be ALL_APPS or CUSTOMIZE). 2841 * @param animated If true, the transition will be animated. 2842 */ 2843 private void cameraZoomIn(State fromState, boolean animated) { 2844 cameraZoomIn(fromState, animated, false); 2845 } 2846 2847 private void cameraZoomIn(State fromState, boolean animated, boolean springLoaded) { 2848 Resources res = getResources(); 2849 final boolean fromAllApps = (fromState == State.ALL_APPS); 2850 2851 int duration = fromAllApps ? 2852 res.getInteger(R.integer.config_allAppsZoomOutTime) : 2853 res.getInteger(R.integer.config_customizeZoomOutTime); 2854 2855 final float scaleFactor = fromAllApps ? 2856 (float) res.getInteger(R.integer.config_allAppsZoomScaleFactor) : 2857 (float) res.getInteger(R.integer.config_customizeZoomScaleFactor); 2858 2859 final View fromView = fromAllApps ? (View) mAllAppsGrid : mHomeCustomizationDrawer; 2860 2861 mCustomizePagedView.endChoiceMode(); 2862 mAllAppsPagedView.endChoiceMode(); 2863 2864 setPivotsForZoom(fromView, fromState, scaleFactor); 2865 2866 if (!springLoaded) { 2867 mWorkspace.unshrink(animated); 2868 } 2869 2870 if (animated) { 2871 if (mStateAnimation != null) mStateAnimation.cancel(); 2872 mStateAnimation = new AnimatorSet(); 2873 2874 final float oldScaleX = fromView.getScaleX(); 2875 final float oldScaleY = fromView.getScaleY(); 2876 2877 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2878 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2879 scaleAnim.addUpdateListener(new AnimatorUpdateListener() { 2880 public void onAnimationUpdate(ValueAnimator animation) { 2881 final float b = (Float) animation.getAnimatedValue(); 2882 final float a = 1f - b; 2883 ((View)fromView.getParent()).fastInvalidate(); 2884 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2885 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2886 } 2887 }); 2888 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2889 alphaAnim.setDuration(res.getInteger(R.integer.config_allAppsFadeOutTime)); 2890 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2891 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2892 public void onAnimationUpdate(ValueAnimator animation) { 2893 final float b = (Float) animation.getAnimatedValue(); 2894 final float a = 1f - b; 2895 // don't need to invalidate because we do so above 2896 fromView.setFastAlpha(a * 1f + b * 0f); 2897 } 2898 }); 2899 if (fromView instanceof LauncherAnimatable) { 2900 ((LauncherAnimatable) fromView).onLauncherAnimationStart(); 2901 } 2902 alphaAnim.addListener(new AnimatorListenerAdapter() { 2903 @Override 2904 public void onAnimationEnd(Animator animation) { 2905 fromView.setVisibility(View.GONE); 2906 if (fromView instanceof LauncherAnimatable) { 2907 ((LauncherAnimatable) fromView).onLauncherAnimationEnd(); 2908 } 2909 } 2910 }); 2911 2912 AnimatorSet toolbarHideAnim = new AnimatorSet(); 2913 AnimatorSet toolbarShowAnim = new AnimatorSet(); 2914 if (!springLoaded) { 2915 hideAndShowToolbarButtons(State.WORKSPACE, toolbarShowAnim, toolbarHideAnim); 2916 } 2917 2918 mStateAnimation.playTogether(scaleAnim, toolbarHideAnim, alphaAnim); 2919 2920 // Show the new toolbar buttons at the very end of the whole animation 2921 final int fadeInTime = res.getInteger(R.integer.config_toolbarButtonFadeInTime); 2922 final int unshrinkTime = res.getInteger(R.integer.config_workspaceUnshrinkTime); 2923 mStateAnimation.play(toolbarShowAnim).after(unshrinkTime - fadeInTime); 2924 mStateAnimation.start(); 2925 } else { 2926 fromView.setVisibility(View.GONE); 2927 if (!springLoaded) { 2928 hideAndShowToolbarButtons(State.WORKSPACE, null, null); 2929 } 2930 } 2931 } 2932 2933 void showAllApps(boolean animated) { 2934 if (mState != State.WORKSPACE) { 2935 return; 2936 } 2937 2938 if (LauncherApplication.isScreenXLarge()) { 2939 cameraZoomOut(State.ALL_APPS, animated); 2940 } else { 2941 mAllAppsGrid.zoom(1.0f, animated); 2942 } 2943 2944 ((View) mAllAppsGrid).setFocusable(true); 2945 ((View) mAllAppsGrid).requestFocus(); 2946 2947 // TODO: fade these two too 2948 mDeleteZone.setVisibility(View.GONE); 2949 2950 // Change the state *after* we've called all the transition code 2951 mState = State.ALL_APPS; 2952 2953 // Pause the auto-advance of widgets until we are out of AllApps 2954 mUserPresent = false; 2955 updateRunning(); 2956 2957 // send an accessibility event to announce the context change 2958 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2959 } 2960 2961 void showWorkspace(boolean animated) { 2962 showWorkspace(animated, null); 2963 } 2964 2965 void showWorkspace(boolean animated, CellLayout layout) { 2966 if (layout != null) { 2967 // always animated, but that's ok since we never specify a layout and 2968 // want no animation 2969 mWorkspace.unshrink(layout); 2970 } else { 2971 mWorkspace.unshrink(animated); 2972 } 2973 if (mState == State.ALL_APPS) { 2974 closeAllApps(animated); 2975 } else if (mState == State.CUSTOMIZE) { 2976 hideCustomizationDrawer(animated); 2977 } 2978 2979 // Change the state *after* we've called all the transition code 2980 mState = State.WORKSPACE; 2981 2982 // Resume the auto-advance of widgets 2983 mUserPresent = true; 2984 updateRunning(); 2985 2986 // send an accessibility event to announce the context change 2987 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 2988 } 2989 2990 void enterSpringLoadedDragMode(CellLayout layout) { 2991 mWorkspace.enterSpringLoadedDragMode(layout); 2992 if (mState == State.ALL_APPS) { 2993 cameraZoomIn(State.ALL_APPS, true, true); 2994 mState = State.ALL_APPS_SPRING_LOADED; 2995 } else if (mState == State.CUSTOMIZE) { 2996 cameraZoomIn(State.CUSTOMIZE, true, true); 2997 mState = State.CUSTOMIZE_SPRING_LOADED; 2998 }/* else { 2999 // we're already in spring loaded mode; don't do anything 3000 }*/ 3001 } 3002 3003 void exitSpringLoadedDragMode() { 3004 if (mState == State.ALL_APPS_SPRING_LOADED) { 3005 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.BOTTOM_VISIBLE); 3006 cameraZoomOut(State.ALL_APPS, true); 3007 mState = State.ALL_APPS; 3008 } else if (mState == State.CUSTOMIZE_SPRING_LOADED) { 3009 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.TOP); 3010 cameraZoomOut(State.CUSTOMIZE, true); 3011 mState = State.CUSTOMIZE; 3012 }/* else { 3013 // we're not in spring loaded mode; don't do anything 3014 }*/ 3015 } 3016 3017 /** 3018 * Things to test when changing this code. 3019 * - Home from workspace 3020 * - from center screen 3021 * - from other screens 3022 * - Home from all apps 3023 * - from center screen 3024 * - from other screens 3025 * - Back from all apps 3026 * - from center screen 3027 * - from other screens 3028 * - Launch app from workspace and quit 3029 * - with back 3030 * - with home 3031 * - Launch app from all apps and quit 3032 * - with back 3033 * - with home 3034 * - Go to a screen that's not the default, then all 3035 * apps, and launch and app, and go back 3036 * - with back 3037 * -with home 3038 * - On workspace, long press power and go back 3039 * - with back 3040 * - with home 3041 * - On all apps, long press power and go back 3042 * - with back 3043 * - with home 3044 * - On workspace, power off 3045 * - On all apps, power off 3046 * - Launch an app and turn off the screen while in that app 3047 * - Go back with home key 3048 * - Go back with back key TODO: make this not go to workspace 3049 * - From all apps 3050 * - From workspace 3051 * - Enter and exit car mode (becuase it causes an extra configuration changed) 3052 * - From all apps 3053 * - From the center workspace 3054 * - From another workspace 3055 */ 3056 void closeAllApps(boolean animated) { 3057 if (mState == State.ALL_APPS || mState == State.ALL_APPS_SPRING_LOADED) { 3058 mWorkspace.setVisibility(View.VISIBLE); 3059 if (LauncherApplication.isScreenXLarge()) { 3060 cameraZoomIn(State.ALL_APPS, animated); 3061 } else { 3062 mAllAppsGrid.zoom(0.0f, animated); 3063 } 3064 ((View)mAllAppsGrid).setFocusable(false); 3065 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3066 } 3067 } 3068 3069 void lockAllApps() { 3070 // TODO 3071 } 3072 3073 void unlockAllApps() { 3074 // TODO 3075 } 3076 3077 // Show the customization drawer (only exists in x-large configuration) 3078 private void showCustomizationDrawer(boolean animated) { 3079 if (mState != State.WORKSPACE) { 3080 return; 3081 } 3082 3083 cameraZoomOut(State.CUSTOMIZE, animated); 3084 3085 // Change the state *after* we've called all the transition code 3086 mState = State.CUSTOMIZE; 3087 3088 // Pause the auto-advance of widgets until we are out of Customization drawer 3089 mUserPresent = false; 3090 updateRunning(); 3091 } 3092 3093 // Hide the customization drawer (only exists in x-large configuration) 3094 void hideCustomizationDrawer(boolean animated) { 3095 if (mState == State.CUSTOMIZE || mState == State.CUSTOMIZE_SPRING_LOADED) { 3096 cameraZoomIn(State.CUSTOMIZE, animated); 3097 } 3098 } 3099 3100 /** 3101 * Add an item from all apps or customize onto the given workspace screen. 3102 * If layout is null, add to the current screen. 3103 */ 3104 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 3105 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 3106 showOutOfSpaceMessage(); 3107 } else { 3108 layout.animateDrop(); 3109 } 3110 } 3111 3112 void onWorkspaceClick(CellLayout layout) { 3113 showWorkspace(true, layout); 3114 } 3115 3116 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 3117 try { 3118 PackageManager packageManager = getPackageManager(); 3119 // Look for the toolbar icon specified in the activity meta-data 3120 Bundle metaData = packageManager.getActivityInfo( 3121 activityName, PackageManager.GET_META_DATA).metaData; 3122 if (metaData != null) { 3123 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 3124 if (iconResId != 0) { 3125 Resources res = packageManager.getResourcesForActivity(activityName); 3126 return res.getDrawable(iconResId); 3127 } 3128 } 3129 } catch (NameNotFoundException e) { 3130 // Do nothing 3131 } 3132 return null; 3133 } 3134 3135 // if successful in getting icon, return it; otherwise, set button to use default drawable 3136 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 3137 int buttonId, ComponentName activityName, int fallbackDrawableId) { 3138 TextView button = (TextView) findViewById(buttonId); 3139 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 3140 3141 // If we were unable to find the icon via the meta-data, use a generic one 3142 if (toolbarIcon == null) { 3143 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 3144 return null; 3145 } else { 3146 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 3147 return toolbarIcon.getConstantState(); 3148 } 3149 } 3150 3151 // if successful in getting icon, return it; otherwise, set button to use default drawable 3152 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 3153 int buttonId, ComponentName activityName, int fallbackDrawableId) { 3154 ImageView button = (ImageView) findViewById(buttonId); 3155 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 3156 3157 // If we were unable to find the icon via the meta-data, use a generic one 3158 if (toolbarIcon == null) { 3159 button.setImageResource(fallbackDrawableId); 3160 return null; 3161 } else { 3162 button.setImageDrawable(toolbarIcon); 3163 return toolbarIcon.getConstantState(); 3164 } 3165 } 3166 3167 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3168 TextView button = (TextView) findViewById(buttonId); 3169 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 3170 } 3171 3172 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3173 ImageView button = (ImageView) findViewById(buttonId); 3174 button.setImageDrawable(d.newDrawable(getResources())); 3175 } 3176 3177 private void updateGlobalSearchIcon() { 3178 if (LauncherApplication.isScreenXLarge()) { 3179 final SearchManager searchManager = 3180 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3181 ComponentName activityName = searchManager.getGlobalSearchActivity(); 3182 if (activityName != null) { 3183 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 3184 R.id.search_button, activityName, R.drawable.ic_generic_search); 3185 } else { 3186 findViewById(R.id.search_button).setVisibility(View.GONE); 3187 } 3188 } 3189 } 3190 3191 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 3192 updateButtonWithDrawable(R.id.search_button, d); 3193 } 3194 3195 private void updateVoiceSearchIcon() { 3196 if (LauncherApplication.isScreenXLarge()) { 3197 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3198 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3199 if (activityName != null) { 3200 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 3201 R.id.voice_button, activityName, R.drawable.ic_voice_search); 3202 } else { 3203 findViewById(R.id.voice_button).setVisibility(View.GONE); 3204 } 3205 } 3206 } 3207 3208 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3209 updateButtonWithDrawable(R.id.voice_button, d); 3210 } 3211 3212 /** 3213 * Sets the app market icon (shown when all apps is visible on x-large screens) 3214 */ 3215 private void updateAppMarketIcon() { 3216 if (LauncherApplication.isScreenXLarge()) { 3217 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3218 // Find the app market activity by resolving an intent. 3219 // (If multiple app markets are installed, it will return the ResolverActivity.) 3220 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3221 if (activityName != null) { 3222 mAppMarketIntent = intent; 3223 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 3224 R.id.market_button, activityName, R.drawable.app_market_generic); 3225 } 3226 } 3227 } 3228 3229 private void updateAppMarketIcon(Drawable.ConstantState d) { 3230 updateTextButtonWithDrawable(R.id.market_button, d); 3231 } 3232 3233 /** 3234 * Displays the shortcut creation dialog and launches, if necessary, the 3235 * appropriate activity. 3236 */ 3237 private class CreateShortcut implements DialogInterface.OnClickListener, 3238 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 3239 DialogInterface.OnShowListener { 3240 3241 private AddAdapter mAdapter; 3242 3243 Dialog createDialog() { 3244 mAdapter = new AddAdapter(Launcher.this); 3245 3246 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 3247 builder.setTitle(getString(R.string.menu_item_add_item)); 3248 builder.setAdapter(mAdapter, this); 3249 3250 builder.setInverseBackgroundForced(true); 3251 3252 AlertDialog dialog = builder.create(); 3253 dialog.setOnCancelListener(this); 3254 dialog.setOnDismissListener(this); 3255 dialog.setOnShowListener(this); 3256 3257 return dialog; 3258 } 3259 3260 public void onCancel(DialogInterface dialog) { 3261 mWaitingForResult = false; 3262 cleanup(); 3263 } 3264 3265 public void onDismiss(DialogInterface dialog) { 3266 } 3267 3268 private void cleanup() { 3269 try { 3270 dismissDialog(DIALOG_CREATE_SHORTCUT); 3271 } catch (Exception e) { 3272 // An exception is thrown if the dialog is not visible, which is fine 3273 } 3274 } 3275 3276 /** 3277 * Handle the action clicked in the "Add to home" dialog. 3278 */ 3279 public void onClick(DialogInterface dialog, int which) { 3280 Resources res = getResources(); 3281 cleanup(); 3282 3283 switch (which) { 3284 case AddAdapter.ITEM_SHORTCUT: { 3285 pickShortcut(); 3286 break; 3287 } 3288 3289 case AddAdapter.ITEM_APPWIDGET: { 3290 int appWidgetId = Launcher.this.mAppWidgetHost.allocateAppWidgetId(); 3291 3292 Intent pickIntent = new Intent(AppWidgetManager.ACTION_APPWIDGET_PICK); 3293 pickIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 3294 // start the pick activity 3295 startActivityForResult(pickIntent, REQUEST_PICK_APPWIDGET); 3296 break; 3297 } 3298 3299 case AddAdapter.ITEM_LIVE_FOLDER: { 3300 // Insert extra item to handle inserting folder 3301 Bundle bundle = new Bundle(); 3302 3303 ArrayList<String> shortcutNames = new ArrayList<String>(); 3304 shortcutNames.add(res.getString(R.string.group_folder)); 3305 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 3306 3307 ArrayList<ShortcutIconResource> shortcutIcons = 3308 new ArrayList<ShortcutIconResource>(); 3309 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 3310 R.drawable.ic_launcher_folder)); 3311 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 3312 3313 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 3314 pickIntent.putExtra(Intent.EXTRA_INTENT, 3315 new Intent(LiveFolders.ACTION_CREATE_LIVE_FOLDER)); 3316 pickIntent.putExtra(Intent.EXTRA_TITLE, 3317 getText(R.string.title_select_live_folder)); 3318 pickIntent.putExtras(bundle); 3319 3320 startActivityForResult(pickIntent, REQUEST_PICK_LIVE_FOLDER); 3321 break; 3322 } 3323 3324 case AddAdapter.ITEM_WALLPAPER: { 3325 startWallpaper(); 3326 break; 3327 } 3328 } 3329 } 3330 3331 public void onShow(DialogInterface dialog) { 3332 mWaitingForResult = true; 3333 } 3334 } 3335 3336 /** 3337 * Receives notifications when applications are added/removed. 3338 */ 3339 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3340 @Override 3341 public void onReceive(Context context, Intent intent) { 3342 closeSystemDialogs(); 3343 String reason = intent.getStringExtra("reason"); 3344 if (!"homekey".equals(reason)) { 3345 boolean animate = true; 3346 if (mPaused || "lock".equals(reason)) { 3347 animate = false; 3348 } 3349 showWorkspace(animate); 3350 } 3351 } 3352 } 3353 3354 /** 3355 * Receives notifications whenever the appwidgets are reset. 3356 */ 3357 private class AppWidgetResetObserver extends ContentObserver { 3358 public AppWidgetResetObserver() { 3359 super(new Handler()); 3360 } 3361 3362 @Override 3363 public void onChange(boolean selfChange) { 3364 onAppWidgetReset(); 3365 } 3366 } 3367 3368 /** 3369 * If the activity is currently paused, signal that we need to re-run the loader 3370 * in onResume. 3371 * 3372 * This needs to be called from incoming places where resources might have been loaded 3373 * while we are paused. That is becaues the Configuration might be wrong 3374 * when we're not running, and if it comes back to what it was when we 3375 * were paused, we are not restarted. 3376 * 3377 * Implementation of the method from LauncherModel.Callbacks. 3378 * 3379 * @return true if we are currently paused. The caller might be able to 3380 * skip some work in that case since we will come back again. 3381 */ 3382 public boolean setLoadOnResume() { 3383 if (mPaused) { 3384 Log.i(TAG, "setLoadOnResume"); 3385 mOnResumeNeedsLoad = true; 3386 return true; 3387 } else { 3388 return false; 3389 } 3390 } 3391 3392 /** 3393 * Implementation of the method from LauncherModel.Callbacks. 3394 */ 3395 public int getCurrentWorkspaceScreen() { 3396 if (mWorkspace != null) { 3397 return mWorkspace.getCurrentPage(); 3398 } else { 3399 return SCREEN_COUNT / 2; 3400 } 3401 } 3402 3403 void setAllAppsPagedView(AllAppsPagedView view) { 3404 mAllAppsPagedView = view; 3405 } 3406 3407 /** 3408 * Refreshes the shortcuts shown on the workspace. 3409 * 3410 * Implementation of the method from LauncherModel.Callbacks. 3411 */ 3412 public void startBinding() { 3413 final Workspace workspace = mWorkspace; 3414 int count = workspace.getChildCount(); 3415 for (int i = 0; i < count; i++) { 3416 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3417 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3418 layoutParent.removeAllViewsInLayout(); 3419 } 3420 3421 if (DEBUG_USER_INTERFACE) { 3422 android.widget.Button finishButton = new android.widget.Button(this); 3423 finishButton.setText("Finish"); 3424 workspace.addInScreen(finishButton, 1, 0, 0, 1, 1); 3425 3426 finishButton.setOnClickListener(new android.widget.Button.OnClickListener() { 3427 public void onClick(View v) { 3428 finish(); 3429 } 3430 }); 3431 } 3432 3433 // This wasn't being called before which resulted in a leak of AppWidgetHostViews (through 3434 // mDesktopItems -> AppWidgetInfo -> hostView). 3435 unbindDesktopItems(); 3436 } 3437 3438 /** 3439 * Bind the items start-end from the list. 3440 * 3441 * Implementation of the method from LauncherModel.Callbacks. 3442 */ 3443 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3444 3445 setLoadOnResume(); 3446 3447 final Workspace workspace = mWorkspace; 3448 3449 for (int i=start; i<end; i++) { 3450 final ItemInfo item = shortcuts.get(i); 3451 mDesktopItems.add(item); 3452 switch (item.itemType) { 3453 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3454 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3455 final View shortcut = createShortcut((ShortcutInfo)item); 3456 workspace.addInScreen(shortcut, item.screen, item.cellX, item.cellY, 1, 1, 3457 false); 3458 break; 3459 case LauncherSettings.Favorites.ITEM_TYPE_USER_FOLDER: 3460 final FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3461 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3462 (UserFolderInfo) item, mIconCache); 3463 workspace.addInScreen(newFolder, item.screen, item.cellX, item.cellY, 1, 1, 3464 false); 3465 break; 3466 case LauncherSettings.Favorites.ITEM_TYPE_LIVE_FOLDER: 3467 final FolderIcon newLiveFolder = LiveFolderIcon.fromXml( 3468 R.layout.live_folder_icon, this, 3469 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3470 (LiveFolderInfo) item); 3471 workspace.addInScreen(newLiveFolder, item.screen, item.cellX, item.cellY, 1, 1, 3472 false); 3473 break; 3474 } 3475 } 3476 3477 workspace.requestLayout(); 3478 } 3479 3480 /** 3481 * Implementation of the method from LauncherModel.Callbacks. 3482 */ 3483 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3484 setLoadOnResume(); 3485 sFolders.clear(); 3486 sFolders.putAll(folders); 3487 } 3488 3489 /** 3490 * Add the views for a widget to the workspace. 3491 * 3492 * Implementation of the method from LauncherModel.Callbacks. 3493 */ 3494 public void bindAppWidget(LauncherAppWidgetInfo item) { 3495 setLoadOnResume(); 3496 3497 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3498 if (DEBUG_WIDGETS) { 3499 Log.d(TAG, "bindAppWidget: " + item); 3500 } 3501 final Workspace workspace = mWorkspace; 3502 3503 final int appWidgetId = item.appWidgetId; 3504 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3505 if (DEBUG_WIDGETS) { 3506 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3507 } 3508 3509 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3510 3511 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 3512 item.hostView.setTag(item); 3513 3514 workspace.addInScreen(item.hostView, item.screen, item.cellX, 3515 item.cellY, item.spanX, item.spanY, false); 3516 3517 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3518 3519 workspace.requestLayout(); 3520 3521 mDesktopItems.add(item); 3522 3523 if (DEBUG_WIDGETS) { 3524 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3525 + (SystemClock.uptimeMillis()-start) + "ms"); 3526 } 3527 } 3528 3529 /** 3530 * Callback saying that there aren't any more items to bind. 3531 * 3532 * Implementation of the method from LauncherModel.Callbacks. 3533 */ 3534 public void finishBindingItems() { 3535 setLoadOnResume(); 3536 3537 if (mSavedState != null) { 3538 if (!mWorkspace.hasFocus()) { 3539 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3540 } 3541 3542 final long[] userFolders = mSavedState.getLongArray(RUNTIME_STATE_USER_FOLDERS); 3543 if (userFolders != null) { 3544 for (long folderId : userFolders) { 3545 final FolderInfo info = sFolders.get(folderId); 3546 if (info != null) { 3547 openFolder(info); 3548 } 3549 } 3550 final Folder openFolder = mWorkspace.getOpenFolder(); 3551 if (openFolder != null) { 3552 openFolder.requestFocus(); 3553 } 3554 } 3555 3556 mSavedState = null; 3557 } 3558 3559 if (mSavedInstanceState != null) { 3560 super.onRestoreInstanceState(mSavedInstanceState); 3561 mSavedInstanceState = null; 3562 } 3563 3564 // Workaround a bug that occurs when rotating the device while the customization mode is 3565 // open, we trigger a new layout on all the CellLayout children. 3566 if (LauncherApplication.isScreenXLarge() && (mState == State.CUSTOMIZE)) { 3567 final int childCount = mWorkspace.getChildCount(); 3568 for (int i = 0; i < childCount; ++i) { 3569 mWorkspace.getChildAt(i).requestLayout(); 3570 } 3571 } 3572 3573 mWorkspaceLoading = false; 3574 } 3575 3576 /** 3577 * Updates the icons on the launcher that are affected by changes to the package list 3578 * on the device. 3579 */ 3580 private void updateIconsAffectedByPackageManagerChanges() { 3581 updateAppMarketIcon(); 3582 updateGlobalSearchIcon(); 3583 updateVoiceSearchIcon(); 3584 } 3585 3586 /** 3587 * Add the icons for all apps. 3588 * 3589 * Implementation of the method from LauncherModel.Callbacks. 3590 */ 3591 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 3592 mAllAppsGrid.setApps(apps); 3593 if (mCustomizePagedView != null) { 3594 mCustomizePagedView.setApps(apps); 3595 } 3596 updateIconsAffectedByPackageManagerChanges(); 3597 } 3598 3599 /** 3600 * A package was installed. 3601 * 3602 * Implementation of the method from LauncherModel.Callbacks. 3603 */ 3604 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3605 setLoadOnResume(); 3606 removeDialog(DIALOG_CREATE_SHORTCUT); 3607 mAllAppsGrid.addApps(apps); 3608 if (mCustomizePagedView != null) { 3609 mCustomizePagedView.addApps(apps); 3610 } 3611 updateIconsAffectedByPackageManagerChanges(); 3612 } 3613 3614 /** 3615 * A package was updated. 3616 * 3617 * Implementation of the method from LauncherModel.Callbacks. 3618 */ 3619 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3620 setLoadOnResume(); 3621 removeDialog(DIALOG_CREATE_SHORTCUT); 3622 if (mWorkspace != null) { 3623 mWorkspace.updateShortcuts(apps); 3624 } 3625 if (mAllAppsGrid != null) { 3626 mAllAppsGrid.updateApps(apps); 3627 } 3628 if (mCustomizePagedView != null) { 3629 mCustomizePagedView.updateApps(apps); 3630 } 3631 updateIconsAffectedByPackageManagerChanges(); 3632 } 3633 3634 /** 3635 * A package was uninstalled. 3636 * 3637 * Implementation of the method from LauncherModel.Callbacks. 3638 */ 3639 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3640 removeDialog(DIALOG_CREATE_SHORTCUT); 3641 if (permanent) { 3642 mWorkspace.removeItems(apps); 3643 } 3644 mAllAppsGrid.removeApps(apps); 3645 if (mCustomizePagedView != null) { 3646 mCustomizePagedView.removeApps(apps); 3647 } 3648 updateIconsAffectedByPackageManagerChanges(); 3649 } 3650 3651 /** 3652 * A number of packages were updated. 3653 */ 3654 public void bindPackagesUpdated() { 3655 // update the customization drawer contents 3656 if (mCustomizePagedView != null) { 3657 mCustomizePagedView.update(); 3658 } 3659 } 3660 3661 private int mapConfigurationOriActivityInfoOri(int configOri) { 3662 final Display d = getWindowManager().getDefaultDisplay(); 3663 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3664 switch (d.getRotation()) { 3665 case Surface.ROTATION_0: 3666 case Surface.ROTATION_180: 3667 // We are currently in the same basic orientation as the natural orientation 3668 naturalOri = configOri; 3669 break; 3670 case Surface.ROTATION_90: 3671 case Surface.ROTATION_270: 3672 // We are currently in the other basic orientation to the natural orientation 3673 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3674 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3675 break; 3676 } 3677 3678 int[] oriMap = { 3679 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3680 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3681 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3682 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3683 }; 3684 // Since the map starts at portrait, we need to offset if this device's natural orientation 3685 // is landscape. 3686 int indexOffset = 0; 3687 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3688 indexOffset = 1; 3689 } 3690 return oriMap[(d.getRotation() + indexOffset) % 4]; 3691 } 3692 public void lockScreenOrientation() { 3693 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3694 .getConfiguration().orientation)); 3695 } 3696 public void unlockScreenOrientation() { 3697 mHandler.postDelayed(new Runnable() { 3698 public void run() { 3699 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3700 } 3701 }, mRestoreScreenOrientationDelay); 3702 } 3703 3704 /** 3705 * Prints out out state for debugging. 3706 */ 3707 public void dumpState() { 3708 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3709 Log.d(TAG, "mSavedState=" + mSavedState); 3710 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3711 Log.d(TAG, "mRestoring=" + mRestoring); 3712 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3713 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3714 Log.d(TAG, "mDesktopItems.size=" + mDesktopItems.size()); 3715 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3716 mModel.dumpState(); 3717 mAllAppsGrid.dumpState(); 3718 Log.d(TAG, "END launcher2 dump state"); 3719 } 3720} 3721 3722interface LauncherAnimatable { 3723 void onLauncherAnimationStart(); 3724 void onLauncherAnimationEnd(); 3725} 3726