Launcher.java revision 097eb0a7511d2a645a32cc9e65a322efa54c08dd
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.ValueAnimator; 30import android.animation.ValueAnimator.AnimatorUpdateListener; 31import android.app.Activity; 32import android.app.AlertDialog; 33import android.app.Dialog; 34import android.app.SearchManager; 35import android.app.StatusBarManager; 36import android.appwidget.AppWidgetManager; 37import android.appwidget.AppWidgetProviderInfo; 38import android.content.ActivityNotFoundException; 39import android.content.BroadcastReceiver; 40import android.content.ClipData; 41import android.content.ClipDescription; 42import android.content.ComponentName; 43import android.content.ContentResolver; 44import android.content.Context; 45import android.content.DialogInterface; 46import android.content.Intent; 47import android.content.IntentFilter; 48import android.content.Intent.ShortcutIconResource; 49import android.content.pm.ActivityInfo; 50import android.content.pm.PackageManager; 51import android.content.pm.ResolveInfo; 52import android.content.pm.PackageManager.NameNotFoundException; 53import android.content.res.Configuration; 54import android.content.res.Resources; 55import android.content.res.TypedArray; 56import android.database.ContentObserver; 57import android.graphics.Bitmap; 58import android.graphics.Canvas; 59import android.graphics.Rect; 60import android.graphics.drawable.ColorDrawable; 61import android.graphics.drawable.Drawable; 62import android.net.Uri; 63import android.os.AsyncTask; 64import android.os.Bundle; 65import android.os.Environment; 66import android.os.Handler; 67import android.os.Message; 68import android.os.Parcelable; 69import android.os.SystemClock; 70import android.os.SystemProperties; 71import android.provider.LiveFolders; 72import android.provider.Settings; 73import android.speech.RecognizerIntent; 74import android.text.Selection; 75import android.text.SpannableStringBuilder; 76import android.text.TextUtils; 77import android.text.method.TextKeyListener; 78import android.util.Log; 79import android.view.Display; 80import android.view.HapticFeedbackConstants; 81import android.view.KeyEvent; 82import android.view.LayoutInflater; 83import android.view.Menu; 84import android.view.MenuItem; 85import android.view.MotionEvent; 86import android.view.Surface; 87import android.view.View; 88import android.view.ViewGroup; 89import android.view.WindowManager; 90import android.view.View.OnClickListener; 91import android.view.View.OnLongClickListener; 92import android.view.accessibility.AccessibilityEvent; 93import android.view.animation.DecelerateInterpolator; 94import android.view.inputmethod.InputMethodManager; 95import android.widget.Advanceable; 96import android.widget.EditText; 97import android.widget.ImageView; 98import android.widget.LinearLayout; 99import android.widget.PopupWindow; 100import android.widget.TabHost; 101import android.widget.TabWidget; 102import android.widget.TextView; 103import android.widget.Toast; 104import android.widget.TabHost.OnTabChangeListener; 105import android.widget.TabHost.TabContentFactory; 106 107import java.io.DataInputStream; 108import java.io.DataOutputStream; 109import java.io.FileNotFoundException; 110import java.io.IOException; 111import java.util.ArrayList; 112import java.util.HashMap; 113import java.util.List; 114 115 116/** 117 * Default launcher application. 118 */ 119public final class Launcher extends Activity 120 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, 121 AllAppsView.Watcher, View.OnTouchListener { 122 static final String TAG = "Launcher"; 123 static final boolean LOGD = false; 124 125 static final boolean PROFILE_STARTUP = false; 126 static final boolean DEBUG_WIDGETS = false; 127 static final boolean DEBUG_USER_INTERFACE = false; 128 129 private static final int MENU_GROUP_ADD = 1; 130 private static final int MENU_GROUP_WALLPAPER = MENU_GROUP_ADD + 1; 131 132 private static final int MENU_ADD = Menu.FIRST + 1; 133 private static final int MENU_MANAGE_APPS = MENU_ADD + 1; 134 private static final int MENU_WALLPAPER_SETTINGS = MENU_MANAGE_APPS + 1; 135 private static final int MENU_SEARCH = MENU_WALLPAPER_SETTINGS + 1; 136 private static final int MENU_NOTIFICATIONS = MENU_SEARCH + 1; 137 private static final int MENU_SETTINGS = MENU_NOTIFICATIONS + 1; 138 139 private static final int REQUEST_CREATE_SHORTCUT = 1; 140 private static final int REQUEST_CREATE_LIVE_FOLDER = 4; 141 private static final int REQUEST_CREATE_APPWIDGET = 5; 142 private static final int REQUEST_PICK_APPLICATION = 6; 143 private static final int REQUEST_PICK_SHORTCUT = 7; 144 private static final int REQUEST_PICK_LIVE_FOLDER = 8; 145 private static final int REQUEST_PICK_APPWIDGET = 9; 146 private static final int REQUEST_PICK_WALLPAPER = 10; 147 148 static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; 149 150 static final int SCREEN_COUNT = 5; 151 static final int DEFAULT_SCREEN = 2; 152 153 static final int DIALOG_CREATE_SHORTCUT = 1; 154 static final int DIALOG_RENAME_FOLDER = 2; 155 156 private static final String PREFERENCES = "launcher.preferences"; 157 158 // Type: int 159 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; 160 // Type: int 161 private static final String RUNTIME_STATE = "launcher.state"; 162 // Type: long 163 private static final String RUNTIME_STATE_USER_FOLDERS = "launcher.user_folder"; 164 // Type: int 165 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; 166 // Type: int 167 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cellX"; 168 // Type: int 169 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cellY"; 170 // Type: boolean 171 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME = "launcher.rename_folder"; 172 // Type: long 173 private static final String RUNTIME_STATE_PENDING_FOLDER_RENAME_ID = "launcher.rename_folder_id"; 174 175 // tags for the customization tabs 176 private static final String WIDGETS_TAG = "widgets"; 177 private static final String APPLICATIONS_TAG = "applications"; 178 private static final String SHORTCUTS_TAG = "shortcuts"; 179 private static final String WALLPAPERS_TAG = "wallpapers"; 180 181 private static final String TOOLBAR_ICON_METADATA_NAME = "com.android.launcher.toolbar_icon"; 182 183 /** The different states that Launcher can be in. */ 184 private enum State { WORKSPACE, ALL_APPS, CUSTOMIZE, 185 CUSTOMIZE_SPRING_LOADED, ALL_APPS_SPRING_LOADED }; 186 private State mState = State.WORKSPACE; 187 private AnimatorSet mStateAnimation; 188 189 static final int APPWIDGET_HOST_ID = 1024; 190 191 private static final Object sLock = new Object(); 192 private static int sScreen = DEFAULT_SCREEN; 193 194 private final BroadcastReceiver mCloseSystemDialogsReceiver 195 = new CloseSystemDialogsIntentReceiver(); 196 private final ContentObserver mWidgetObserver = new AppWidgetResetObserver(); 197 198 private LayoutInflater mInflater; 199 200 private DragController mDragController; 201 private Workspace mWorkspace; 202 203 private AppWidgetManager mAppWidgetManager; 204 private LauncherAppWidgetHost mAppWidgetHost; 205 206 private int mAddScreen = -1; 207 private int mAddIntersectCellX = -1; 208 private int mAddIntersectCellY = -1; 209 private int[] mAddDropPosition; 210 private int[] mTmpAddItemCellCoordinates = new int[2]; 211 212 private FolderInfo mFolderInfo; 213 214 private DeleteZone mDeleteZone; 215 private HandleView mHandleView; 216 private AllAppsView mAllAppsGrid; 217 private TabHost mHomeCustomizationDrawer; 218 private boolean mAutoAdvanceRunning = false; 219 220 private View mButtonCluster; 221 private View mAllAppsButton; 222 private View mDivider; 223 private View mConfigureButton; 224 225 private AllAppsPagedView mAllAppsPagedView = null; 226 private CustomizePagedView mCustomizePagedView = null; 227 228 private Bundle mSavedState; 229 230 private SpannableStringBuilder mDefaultKeySsb = null; 231 232 private boolean mWorkspaceLoading = true; 233 234 private boolean mPaused = true; 235 private boolean mRestoring; 236 private boolean mWaitingForResult; 237 private boolean mOnResumeNeedsLoad; 238 239 private Bundle mSavedInstanceState; 240 241 private LauncherModel mModel; 242 private IconCache mIconCache; 243 private boolean mUserPresent = true; 244 private boolean mVisible = false; 245 private boolean mAttached = false; 246 247 private static LocaleConfiguration sLocaleConfiguration = null; 248 249 private ArrayList<ItemInfo> mDesktopItems = new ArrayList<ItemInfo>(); 250 251 private static HashMap<Long, FolderInfo> sFolders = new HashMap<Long, FolderInfo>(); 252 253 // The "signpost" images along the bottom of the screen (only in some layouts) 254 private ImageView mPreviousView; 255 private ImageView mNextView; 256 257 // Hotseats (quick-launch icons next to AllApps) 258 private String[] mHotseatConfig = null; 259 private Intent[] mHotseats = null; 260 private Drawable[] mHotseatIcons = null; 261 private CharSequence[] mHotseatLabels = null; 262 263 private Intent mAppMarketIntent = null; 264 265 // Related to the auto-advancing of widgets 266 private final int ADVANCE_MSG = 1; 267 private final int mAdvanceInterval = 20000; 268 private final int mAdvanceStagger = 250; 269 private long mAutoAdvanceSentTime; 270 private long mAutoAdvanceTimeLeft = -1; 271 private HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = 272 new HashMap<View, AppWidgetProviderInfo>(); 273 274 // Determines how long to wait after a rotation before restoring the screen orientation to 275 // match the sensor state. 276 private final int mRestoreScreenOrientationDelay = 500; 277 278 // External icons saved in case of resource changes, orientation, etc. 279 private static Drawable.ConstantState sGlobalSearchIcon; 280 private static Drawable.ConstantState sVoiceSearchIcon; 281 private static Drawable.ConstantState sAppMarketIcon; 282 283 private BubbleTextView mWaitingForResume; 284 285 private static ArrayList<PendingAddArguments> sPendingAddList 286 = new ArrayList<PendingAddArguments>(); 287 288 private static class PendingAddArguments { 289 int requestCode; 290 Intent intent; 291 int screen; 292 int cellX; 293 int cellY; 294 } 295 296 private CustomizationType getCustomizeFilterForTabTag(String tag) { 297 if (tag.equals(WIDGETS_TAG)) { 298 return CustomizationType.WidgetCustomization; 299 } else if (tag.equals(APPLICATIONS_TAG)) { 300 return CustomizationType.ApplicationCustomization; 301 } else if (tag.equals(WALLPAPERS_TAG)) { 302 return CustomizePagedView.CustomizationType.WallpaperCustomization; 303 } else if (tag.equals(SHORTCUTS_TAG)) { 304 return CustomizePagedView.CustomizationType.ShortcutCustomization; 305 } 306 return CustomizationType.WidgetCustomization; 307 } 308 309 @Override 310 protected void onCreate(Bundle savedInstanceState) { 311 super.onCreate(savedInstanceState); 312 313 if (LauncherApplication.isInPlaceRotationEnabled()) { 314 // hide the status bar (temporary until we get the status bar design figured out) 315 getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); 316 this.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR); 317 } 318 319 LauncherApplication app = ((LauncherApplication)getApplication()); 320 mModel = app.setLauncher(this); 321 mIconCache = app.getIconCache(); 322 mDragController = new DragController(this); 323 mInflater = getLayoutInflater(); 324 325 mAppWidgetManager = AppWidgetManager.getInstance(this); 326 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); 327 mAppWidgetHost.startListening(); 328 329 if (PROFILE_STARTUP) { 330 android.os.Debug.startMethodTracing( 331 Environment.getExternalStorageDirectory() + "/launcher"); 332 } 333 334 loadHotseats(); 335 checkForLocaleChange(); 336 setContentView(R.layout.launcher); 337 mHomeCustomizationDrawer = (TabHost) findViewById(R.id.customization_drawer); 338 if (mHomeCustomizationDrawer != null) { 339 mHomeCustomizationDrawer.setup(); 340 341 // share the same customization workspace across all the tabs 342 mCustomizePagedView = (CustomizePagedView) mInflater.inflate( 343 R.layout.customization_drawer_tab_contents, mHomeCustomizationDrawer, false); 344 TabContentFactory contentFactory = new TabContentFactory() { 345 public View createTabContent(String tag) { 346 return mCustomizePagedView; 347 } 348 }; 349 350 351 TextView tabView; 352 TabWidget tabWidget = (TabWidget) 353 mHomeCustomizationDrawer.findViewById(com.android.internal.R.id.tabs); 354 355 tabView = (TextView) mInflater.inflate(R.layout.tab_widget_indicator, tabWidget, false); 356 tabView.setText(getString(R.string.widgets_tab_label)); 357 mHomeCustomizationDrawer.addTab(mHomeCustomizationDrawer.newTabSpec(WIDGETS_TAG) 358 .setIndicator(tabView).setContent(contentFactory)); 359 tabView = (TextView) mInflater.inflate(R.layout.tab_widget_indicator, tabWidget, false); 360 tabView.setText(getString(R.string.applications_tab_label)); 361 mHomeCustomizationDrawer.addTab(mHomeCustomizationDrawer.newTabSpec(APPLICATIONS_TAG) 362 .setIndicator(tabView).setContent(contentFactory)); 363 tabView = (TextView) mInflater.inflate(R.layout.tab_widget_indicator, tabWidget, false); 364 tabView.setText(getString(R.string.wallpapers_tab_label)); 365 mHomeCustomizationDrawer.addTab(mHomeCustomizationDrawer.newTabSpec(WALLPAPERS_TAG) 366 .setIndicator(tabView).setContent(contentFactory)); 367 tabView = (TextView) mInflater.inflate(R.layout.tab_widget_indicator, tabWidget, false); 368 tabView.setText(getString(R.string.shortcuts_tab_label)); 369 mHomeCustomizationDrawer.addTab(mHomeCustomizationDrawer.newTabSpec(SHORTCUTS_TAG) 370 .setIndicator(tabView).setContent(contentFactory)); 371 mHomeCustomizationDrawer.setOnTabChangedListener(new OnTabChangeListener() { 372 public void onTabChanged(String tabId) { 373 final CustomizePagedView.CustomizationType newType = 374 getCustomizeFilterForTabTag(tabId); 375 if (newType != mCustomizePagedView.getCustomizationFilter()) { 376 // animate the changing of the tab content by fading pages in and out 377 final Resources res = getResources(); 378 final int duration = res.getInteger(R.integer.config_tabTransitionTime); 379 final float alpha = mCustomizePagedView.getAlpha(); 380 ValueAnimator alphaAnim = ObjectAnimator.ofFloat(mCustomizePagedView, 381 "alpha", alpha, 0.0f); 382 alphaAnim.setDuration(duration); 383 alphaAnim.addListener(new AnimatorListenerAdapter() { 384 @Override 385 public void onAnimationEnd(Animator animation) { 386 mCustomizePagedView.setCustomizationFilter(newType); 387 388 final float alpha = mCustomizePagedView.getAlpha(); 389 ValueAnimator alphaAnim = ObjectAnimator.ofFloat( 390 mCustomizePagedView, "alpha", alpha, 1.0f); 391 alphaAnim.setDuration(duration); 392 alphaAnim.start(); 393 } 394 }); 395 alphaAnim.start(); 396 } 397 } 398 }); 399 } 400 setupViews(); 401 402 registerContentObservers(); 403 404 lockAllApps(); 405 406 mSavedState = savedInstanceState; 407 restoreState(mSavedState); 408 409 // Update customization drawer _after_ restoring the states 410 if (mCustomizePagedView != null) { 411 mCustomizePagedView.update(); 412 } 413 414 if (PROFILE_STARTUP) { 415 android.os.Debug.stopMethodTracing(); 416 } 417 418 if (!mRestoring) { 419 mModel.startLoader(this, true); 420 } 421 422 // For handling default keys 423 mDefaultKeySsb = new SpannableStringBuilder(); 424 Selection.setSelection(mDefaultKeySsb, 0); 425 426 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 427 registerReceiver(mCloseSystemDialogsReceiver, filter); 428 429 // If we have a saved version of these external icons, we load them up immediately 430 if (LauncherApplication.isScreenXLarge()) { 431 if (sGlobalSearchIcon == null || sVoiceSearchIcon == null || sAppMarketIcon == null) { 432 updateIconsAffectedByPackageManagerChanges(); 433 } 434 if (sGlobalSearchIcon != null) { 435 updateGlobalSearchIcon(sGlobalSearchIcon); 436 } 437 if (sVoiceSearchIcon != null) { 438 updateVoiceSearchIcon(sVoiceSearchIcon); 439 } 440 if (sAppMarketIcon != null) { 441 updateAppMarketIcon(sAppMarketIcon); 442 } 443 } 444 } 445 446 @Override 447 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 448 super.dispatchPopulateAccessibilityEvent(event); 449 450 // we want to take over text population so it is context dependent 451 event.getText().clear(); 452 if (mState == State.ALL_APPS) { 453 event.getText().add(getString(R.string.all_apps_button_label)); 454 } else if (mState == State.WORKSPACE) { 455 event.getText().add(getString(R.string.all_apps_home_button_label)); 456 } 457 458 return true; 459 } 460 461 private void checkForLocaleChange() { 462 if (sLocaleConfiguration == null) { 463 new AsyncTask<Void, Void, LocaleConfiguration>() { 464 @Override 465 protected LocaleConfiguration doInBackground(Void... unused) { 466 LocaleConfiguration localeConfiguration = new LocaleConfiguration(); 467 readConfiguration(Launcher.this, localeConfiguration); 468 return localeConfiguration; 469 } 470 471 @Override 472 protected void onPostExecute(LocaleConfiguration result) { 473 sLocaleConfiguration = result; 474 checkForLocaleChange(); // recursive, but now with a locale configuration 475 } 476 }.execute(); 477 return; 478 } 479 480 final Configuration configuration = getResources().getConfiguration(); 481 482 final String previousLocale = sLocaleConfiguration.locale; 483 final String locale = configuration.locale.toString(); 484 485 final int previousMcc = sLocaleConfiguration.mcc; 486 final int mcc = configuration.mcc; 487 488 final int previousMnc = sLocaleConfiguration.mnc; 489 final int mnc = configuration.mnc; 490 491 boolean localeChanged = !locale.equals(previousLocale) || mcc != previousMcc || mnc != previousMnc; 492 493 if (localeChanged) { 494 sLocaleConfiguration.locale = locale; 495 sLocaleConfiguration.mcc = mcc; 496 sLocaleConfiguration.mnc = mnc; 497 498 mIconCache.flush(); 499 loadHotseats(); 500 501 final LocaleConfiguration localeConfiguration = sLocaleConfiguration; 502 new Thread("WriteLocaleConfiguration") { 503 @Override 504 public void run() { 505 writeConfiguration(Launcher.this, localeConfiguration); 506 } 507 }.start(); 508 } 509 } 510 511 private static class LocaleConfiguration { 512 public String locale; 513 public int mcc = -1; 514 public int mnc = -1; 515 } 516 517 private static void readConfiguration(Context context, LocaleConfiguration configuration) { 518 DataInputStream in = null; 519 try { 520 in = new DataInputStream(context.openFileInput(PREFERENCES)); 521 configuration.locale = in.readUTF(); 522 configuration.mcc = in.readInt(); 523 configuration.mnc = in.readInt(); 524 } catch (FileNotFoundException e) { 525 // Ignore 526 } catch (IOException e) { 527 // Ignore 528 } finally { 529 if (in != null) { 530 try { 531 in.close(); 532 } catch (IOException e) { 533 // Ignore 534 } 535 } 536 } 537 } 538 539 private static void writeConfiguration(Context context, LocaleConfiguration configuration) { 540 DataOutputStream out = null; 541 try { 542 out = new DataOutputStream(context.openFileOutput(PREFERENCES, MODE_PRIVATE)); 543 out.writeUTF(configuration.locale); 544 out.writeInt(configuration.mcc); 545 out.writeInt(configuration.mnc); 546 out.flush(); 547 } catch (FileNotFoundException e) { 548 // Ignore 549 } catch (IOException e) { 550 //noinspection ResultOfMethodCallIgnored 551 context.getFileStreamPath(PREFERENCES).delete(); 552 } finally { 553 if (out != null) { 554 try { 555 out.close(); 556 } catch (IOException e) { 557 // Ignore 558 } 559 } 560 } 561 } 562 563 static int getScreen() { 564 synchronized (sLock) { 565 return sScreen; 566 } 567 } 568 569 static void setScreen(int screen) { 570 synchronized (sLock) { 571 sScreen = screen; 572 } 573 } 574 575 // Note: This doesn't do all the client-id magic that BrowserProvider does 576 // in Browser. (http://b/2425179) 577 private Uri getDefaultBrowserUri() { 578 String url = getString(R.string.default_browser_url); 579 if (url.indexOf("{CID}") != -1) { 580 url = url.replace("{CID}", "android-google"); 581 } 582 return Uri.parse(url); 583 } 584 585 // Load the Intent templates from arrays.xml to populate the hotseats. For 586 // each Intent, if it resolves to a single app, use that as the launch 587 // intent & use that app's label as the contentDescription. Otherwise, 588 // retain the ResolveActivity so the user can pick an app. 589 private void loadHotseats() { 590 if (mHotseatConfig == null) { 591 mHotseatConfig = getResources().getStringArray(R.array.hotseats); 592 if (mHotseatConfig.length > 0) { 593 mHotseats = new Intent[mHotseatConfig.length]; 594 mHotseatLabels = new CharSequence[mHotseatConfig.length]; 595 mHotseatIcons = new Drawable[mHotseatConfig.length]; 596 } else { 597 mHotseats = null; 598 mHotseatIcons = null; 599 mHotseatLabels = null; 600 } 601 602 TypedArray hotseatIconDrawables = getResources().obtainTypedArray(R.array.hotseat_icons); 603 for (int i=0; i<mHotseatConfig.length; i++) { 604 // load icon for this slot; currently unrelated to the actual activity 605 try { 606 mHotseatIcons[i] = hotseatIconDrawables.getDrawable(i); 607 } catch (ArrayIndexOutOfBoundsException ex) { 608 Log.w(TAG, "Missing hotseat_icons array item #" + i); 609 mHotseatIcons[i] = null; 610 } 611 } 612 hotseatIconDrawables.recycle(); 613 } 614 615 PackageManager pm = getPackageManager(); 616 for (int i=0; i<mHotseatConfig.length; i++) { 617 Intent intent = null; 618 if (mHotseatConfig[i].equals("*BROWSER*")) { 619 // magic value meaning "launch user's default web browser" 620 // replace it with a generic web request so we can see if there is indeed a default 621 String defaultUri = getString(R.string.default_browser_url); 622 intent = new Intent( 623 Intent.ACTION_VIEW, 624 ((defaultUri != null) 625 ? Uri.parse(defaultUri) 626 : getDefaultBrowserUri()) 627 ).addCategory(Intent.CATEGORY_BROWSABLE); 628 // note: if the user launches this without a default set, she 629 // will always be taken to the default URL above; this is 630 // unavoidable as we must specify a valid URL in order for the 631 // chooser to appear, and once the user selects something, that 632 // URL is unavoidably sent to the chosen app. 633 } else { 634 try { 635 intent = Intent.parseUri(mHotseatConfig[i], 0); 636 } catch (java.net.URISyntaxException ex) { 637 Log.w(TAG, "Invalid hotseat intent: " + mHotseatConfig[i]); 638 // bogus; leave intent=null 639 } 640 } 641 642 if (intent == null) { 643 mHotseats[i] = null; 644 mHotseatLabels[i] = getText(R.string.activity_not_found); 645 continue; 646 } 647 648 if (LOGD) { 649 Log.d(TAG, "loadHotseats: hotseat " + i 650 + " initial intent=[" 651 + intent.toUri(Intent.URI_INTENT_SCHEME) 652 + "]"); 653 } 654 655 ResolveInfo bestMatch = pm.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY); 656 List<ResolveInfo> allMatches = pm.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY); 657 if (LOGD) { 658 Log.d(TAG, "Best match for intent: " + bestMatch); 659 Log.d(TAG, "All matches: "); 660 for (ResolveInfo ri : allMatches) { 661 Log.d(TAG, " --> " + ri); 662 } 663 } 664 // did this resolve to a single app, or the resolver? 665 if (allMatches.size() == 0 || bestMatch == null) { 666 // can't find any activity to handle this. let's leave the 667 // intent as-is and let Launcher show a toast when it fails 668 // to launch. 669 mHotseats[i] = intent; 670 671 // set accessibility text to "Not installed" 672 mHotseatLabels[i] = getText(R.string.activity_not_found); 673 } else { 674 boolean found = false; 675 for (ResolveInfo ri : allMatches) { 676 if (bestMatch.activityInfo.name.equals(ri.activityInfo.name) 677 && bestMatch.activityInfo.applicationInfo.packageName 678 .equals(ri.activityInfo.applicationInfo.packageName)) { 679 found = true; 680 break; 681 } 682 } 683 684 if (!found) { 685 if (LOGD) Log.d(TAG, "Multiple options, no default yet"); 686 // the bestMatch is probably the ResolveActivity, meaning the 687 // user has not yet selected a default 688 // so: we'll keep the original intent for now 689 mHotseats[i] = intent; 690 691 // set the accessibility text to "Select shortcut" 692 mHotseatLabels[i] = getText(R.string.title_select_shortcut); 693 } else { 694 // we have an app! 695 // now reconstruct the intent to launch it through the front 696 // door 697 ComponentName com = new ComponentName( 698 bestMatch.activityInfo.applicationInfo.packageName, 699 bestMatch.activityInfo.name); 700 mHotseats[i] = new Intent(Intent.ACTION_MAIN).setComponent(com); 701 702 // load the app label for accessibility 703 mHotseatLabels[i] = bestMatch.activityInfo.loadLabel(pm); 704 } 705 } 706 707 if (LOGD) { 708 Log.d(TAG, "loadHotseats: hotseat " + i 709 + " final intent=[" 710 + ((mHotseats[i] == null) 711 ? "null" 712 : mHotseats[i].toUri(Intent.URI_INTENT_SCHEME)) 713 + "] label=[" + mHotseatLabels[i] 714 + "]" 715 ); 716 } 717 } 718 } 719 720 private void completeAdd(PendingAddArguments args) { 721 switch (args.requestCode) { 722 case REQUEST_PICK_APPLICATION: 723 completeAddApplication(args.intent, args.screen, args.cellX, args.cellY); 724 break; 725 case REQUEST_PICK_SHORTCUT: 726 processShortcut(args.intent); 727 break; 728 case REQUEST_CREATE_SHORTCUT: 729 completeAddShortcut(args.intent, args.screen, args.cellX, args.cellY); 730 break; 731 case REQUEST_PICK_LIVE_FOLDER: 732 addLiveFolder(args.intent); 733 break; 734 case REQUEST_CREATE_LIVE_FOLDER: 735 completeAddLiveFolder(args.intent, args.screen, args.cellX, args.cellY); 736 break; 737 case REQUEST_PICK_APPWIDGET: 738 addAppWidgetFromPick(args.intent); 739 break; 740 case REQUEST_CREATE_APPWIDGET: 741 int appWidgetId = args.intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 742 completeAddAppWidget(appWidgetId, args.screen); 743 break; 744 case REQUEST_PICK_WALLPAPER: 745 // We just wanted the activity result here so we can clear mWaitingForResult 746 break; 747 } 748 } 749 750 @Override 751 protected void onActivityResult(final int requestCode, int resultCode, final Intent data) { 752 mWaitingForResult = false; 753 754 // The pattern used here is that a user PICKs a specific application, 755 // which, depending on the target, might need to CREATE the actual target. 756 757 // For example, the user would PICK_SHORTCUT for "Music playlist", and we 758 // launch over to the Music app to actually CREATE_SHORTCUT. 759 760 if (resultCode == RESULT_OK && mAddScreen != -1) { 761 final PendingAddArguments args = new PendingAddArguments(); 762 args.requestCode = requestCode; 763 args.intent = data; 764 args.screen = mAddScreen; 765 args.cellX = mAddIntersectCellX; 766 args.cellY = mAddIntersectCellY; 767 768 // If the loader is still running, defer the add until it is done. 769 if (isWorkspaceLocked()) { 770 sPendingAddList.add(args); 771 } else { 772 completeAdd(args); 773 } 774 } else if ((requestCode == REQUEST_PICK_APPWIDGET || 775 requestCode == REQUEST_CREATE_APPWIDGET) && resultCode == RESULT_CANCELED && 776 data != null) { 777 // Clean up the appWidgetId if we canceled 778 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 779 if (appWidgetId != -1) { 780 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 781 } 782 } 783 } 784 785 @Override 786 protected void onResume() { 787 super.onResume(); 788 mPaused = false; 789 if (mRestoring || mOnResumeNeedsLoad) { 790 mWorkspaceLoading = true; 791 mModel.startLoader(this, true); 792 mRestoring = false; 793 mOnResumeNeedsLoad = false; 794 } 795 if (mWaitingForResume != null) { 796 mWaitingForResume.setStayPressed(false); 797 } 798 // When we resume Launcher, a different Activity might be responsible for the app 799 // market intent, so refresh the icon 800 updateAppMarketIcon(); 801 } 802 803 @Override 804 protected void onPause() { 805 super.onPause(); 806 // Some launcher layouts don't have a previous and next view 807 if (mPreviousView != null) { 808 dismissPreview(mPreviousView); 809 } 810 if (mNextView != null) { 811 dismissPreview(mNextView); 812 } 813 mPaused = true; 814 mDragController.cancelDrag(); 815 } 816 817 @Override 818 public Object onRetainNonConfigurationInstance() { 819 // Flag the loader to stop early before switching 820 mModel.stopLoader(); 821 mAllAppsGrid.surrender(); 822 return Boolean.TRUE; 823 } 824 825 // We can't hide the IME if it was forced open. So don't bother 826 /* 827 @Override 828 public void onWindowFocusChanged(boolean hasFocus) { 829 super.onWindowFocusChanged(hasFocus); 830 831 if (hasFocus) { 832 final InputMethodManager inputManager = (InputMethodManager) 833 getSystemService(Context.INPUT_METHOD_SERVICE); 834 WindowManager.LayoutParams lp = getWindow().getAttributes(); 835 inputManager.hideSoftInputFromWindow(lp.token, 0, new android.os.ResultReceiver(new 836 android.os.Handler()) { 837 protected void onReceiveResult(int resultCode, Bundle resultData) { 838 Log.d(TAG, "ResultReceiver got resultCode=" + resultCode); 839 } 840 }); 841 Log.d(TAG, "called hideSoftInputFromWindow from onWindowFocusChanged"); 842 } 843 } 844 */ 845 846 private boolean acceptFilter() { 847 final InputMethodManager inputManager = (InputMethodManager) 848 getSystemService(Context.INPUT_METHOD_SERVICE); 849 return !inputManager.isFullscreenMode(); 850 } 851 852 @Override 853 public boolean onKeyDown(int keyCode, KeyEvent event) { 854 boolean handled = super.onKeyDown(keyCode, event); 855 if (!handled && acceptFilter() && keyCode != KeyEvent.KEYCODE_ENTER) { 856 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, 857 keyCode, event); 858 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { 859 // something usable has been typed - start a search 860 // the typed text will be retrieved and cleared by 861 // showSearchDialog() 862 // If there are multiple keystrokes before the search dialog takes focus, 863 // onSearchRequested() will be called for every keystroke, 864 // but it is idempotent, so it's fine. 865 return onSearchRequested(); 866 } 867 } 868 869 // Eat the long press event so the keyboard doesn't come up. 870 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { 871 return true; 872 } 873 874 return handled; 875 } 876 877 private String getTypedText() { 878 return mDefaultKeySsb.toString(); 879 } 880 881 private void clearTypedText() { 882 mDefaultKeySsb.clear(); 883 mDefaultKeySsb.clearSpans(); 884 Selection.setSelection(mDefaultKeySsb, 0); 885 } 886 887 /** 888 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type 889 * State 890 */ 891 private static State intToState(int stateOrdinal) { 892 State state = State.WORKSPACE; 893 final State[] stateValues = State.values(); 894 for (int i = 0; i < stateValues.length; i++) { 895 if (stateValues[i].ordinal() == stateOrdinal) { 896 state = stateValues[i]; 897 break; 898 } 899 } 900 return state; 901 } 902 903 /** 904 * Restores the previous state, if it exists. 905 * 906 * @param savedState The previous state. 907 */ 908 private void restoreState(Bundle savedState) { 909 if (savedState == null) { 910 return; 911 } 912 913 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); 914 915 if (state == State.ALL_APPS) { 916 showAllApps(false); 917 } else if (state == State.CUSTOMIZE) { 918 showCustomizationDrawer(false); 919 } 920 921 final int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, -1); 922 if (currentScreen > -1) { 923 mWorkspace.setCurrentPage(currentScreen); 924 } 925 926 final int addScreen = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); 927 928 if (addScreen > -1) { 929 mAddScreen = addScreen; 930 mAddIntersectCellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); 931 mAddIntersectCellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); 932 mRestoring = true; 933 } 934 935 boolean renameFolder = savedState.getBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, false); 936 if (renameFolder) { 937 long id = savedState.getLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID); 938 mFolderInfo = mModel.getFolderById(this, sFolders, id); 939 mRestoring = true; 940 } 941 942 // Restore the current AllApps drawer tab 943 if (mAllAppsGrid != null && mAllAppsGrid instanceof AllAppsTabbed) { 944 String curTab = savedState.getString("allapps_currentTab"); 945 if (curTab != null) { 946 AllAppsTabbed tabhost = (AllAppsTabbed) mAllAppsGrid; 947 tabhost.setCurrentTabByTag(curTab); 948 } 949 int curPage = savedState.getInt("allapps_currentPage", -1); 950 if (curPage > -1) { 951 mAllAppsPagedView.setRestorePage(curPage); 952 } 953 } 954 955 // Restore the current customization drawer tab 956 if (mHomeCustomizationDrawer != null) { 957 String curTab = savedState.getString("customize_currentTab"); 958 if (curTab != null) { 959 // We set this directly so that there is no delay before the tab is set 960 mCustomizePagedView.setCustomizationFilter(getCustomizeFilterForTabTag(curTab)); 961 mHomeCustomizationDrawer.setCurrentTabByTag(curTab); 962 } 963 964 // Note: currently we do not restore the page for the customization tray because unlike 965 // AllApps, the page content can change drastically 966 } 967 } 968 969 /** 970 * Finds all the views we need and configure them properly. 971 */ 972 private void setupViews() { 973 final DragController dragController = mDragController; 974 975 DragLayer dragLayer = (DragLayer) findViewById(R.id.drag_layer); 976 dragLayer.setDragController(dragController); 977 978 mAllAppsGrid = (AllAppsView)dragLayer.findViewById(R.id.all_apps_view); 979 mAllAppsGrid.setLauncher(this); 980 mAllAppsGrid.setDragController(dragController); 981 ((View) mAllAppsGrid).setWillNotDraw(false); // We don't want a hole punched in our window. 982 // Manage focusability manually since this thing is always visible (in non-xlarge) 983 ((View) mAllAppsGrid).setFocusable(false); 984 985 if (LauncherApplication.isScreenXLarge()) { 986 // They need to be INVISIBLE initially so that they will be measured in the layout. 987 // Otherwise the animations are messed up when we show them for the first time. 988 ((View) mAllAppsGrid).setVisibility(View.INVISIBLE); 989 mHomeCustomizationDrawer.setVisibility(View.INVISIBLE); 990 } 991 992 mWorkspace = (Workspace) dragLayer.findViewById(R.id.workspace); 993 994 final Workspace workspace = mWorkspace; 995 workspace.setHapticFeedbackEnabled(false); 996 997 DeleteZone deleteZone = (DeleteZone) dragLayer.findViewById(R.id.delete_zone); 998 mDeleteZone = deleteZone; 999 1000 View handleView = findViewById(R.id.all_apps_button); 1001 if (handleView != null && handleView instanceof HandleView) { 1002 // we don't use handle view in xlarge mode 1003 mHandleView = (HandleView)handleView; 1004 mHandleView.setLauncher(this); 1005 mHandleView.setOnClickListener(this); 1006 mHandleView.setOnLongClickListener(this); 1007 } 1008 1009 if (mCustomizePagedView != null) { 1010 mCustomizePagedView.setLauncher(this); 1011 mCustomizePagedView.setDragController(dragController); 1012 } else { 1013 ImageView hotseatLeft = (ImageView) findViewById(R.id.hotseat_left); 1014 hotseatLeft.setContentDescription(mHotseatLabels[0]); 1015 hotseatLeft.setImageDrawable(mHotseatIcons[0]); 1016 ImageView hotseatRight = (ImageView) findViewById(R.id.hotseat_right); 1017 hotseatRight.setContentDescription(mHotseatLabels[1]); 1018 hotseatRight.setImageDrawable(mHotseatIcons[1]); 1019 1020 mPreviousView = (ImageView) dragLayer.findViewById(R.id.previous_screen); 1021 mNextView = (ImageView) dragLayer.findViewById(R.id.next_screen); 1022 1023 Drawable previous = mPreviousView.getDrawable(); 1024 Drawable next = mNextView.getDrawable(); 1025 mWorkspace.setIndicators(previous, next); 1026 1027 mPreviousView.setHapticFeedbackEnabled(false); 1028 mPreviousView.setOnLongClickListener(this); 1029 mNextView.setHapticFeedbackEnabled(false); 1030 mNextView.setOnLongClickListener(this); 1031 } 1032 1033 workspace.setOnLongClickListener(this); 1034 workspace.setDragController(dragController); 1035 workspace.setLauncher(this); 1036 workspace.setWallpaperDimension(); 1037 1038 deleteZone.setLauncher(this); 1039 deleteZone.setDragController(dragController); 1040 1041 final View allAppsButton = findViewById(R.id.all_apps_button); 1042 final View divider = findViewById(R.id.divider); 1043 final View configureButton = findViewById(R.id.configure_button); 1044 1045 if (LauncherApplication.isScreenXLarge()) { 1046 deleteZone.setOverlappingViews(new View[] { allAppsButton, divider, configureButton }); 1047 } else { 1048 deleteZone.setOverlappingView(findViewById(R.id.all_apps_button_cluster)); 1049 } 1050 dragController.addDragListener(deleteZone); 1051 1052 DeleteZone allAppsDeleteZone = (DeleteZone) findViewById(R.id.all_apps_delete_zone); 1053 if (allAppsDeleteZone != null) { 1054 allAppsDeleteZone.setLauncher(this); 1055 allAppsDeleteZone.setDragController(dragController); 1056 allAppsDeleteZone.setDragAndDropEnabled(false); 1057 dragController.addDragListener(allAppsDeleteZone); 1058 dragController.addDropTarget(allAppsDeleteZone); 1059 } 1060 1061 ApplicationInfoDropTarget allAppsInfoTarget = (ApplicationInfoDropTarget) 1062 findViewById(R.id.all_apps_info_target); 1063 if (allAppsInfoTarget != null) { 1064 allAppsInfoTarget.setLauncher(this); 1065 dragController.addDragListener(allAppsInfoTarget); 1066 allAppsInfoTarget.setDragAndDropEnabled(false); 1067 View marketButton = findViewById(R.id.market_button); 1068 if (marketButton != null) { 1069 allAppsInfoTarget.setOverlappingView(marketButton); 1070 marketButton.setOnClickListener(new OnClickListener() { 1071 public void onClick(View v) { 1072 onClickAppMarketButton(v); 1073 } 1074 }); 1075 } 1076 } 1077 1078 dragController.setDragScoller(workspace); 1079 dragController.setScrollView(dragLayer); 1080 dragController.setMoveTarget(workspace); 1081 1082 // The order here is bottom to top. 1083 dragController.addDropTarget(workspace); 1084 dragController.addDropTarget(deleteZone); 1085 if (allAppsInfoTarget != null) { 1086 dragController.addDropTarget(allAppsInfoTarget); 1087 } 1088 if (allAppsDeleteZone != null) { 1089 dragController.addDropTarget(allAppsDeleteZone); 1090 } 1091 mButtonCluster = findViewById(R.id.all_apps_button_cluster); 1092 1093 mAllAppsButton = findViewById(R.id.all_apps_button); 1094 mDivider = findViewById(R.id.divider); 1095 mConfigureButton = findViewById(R.id.configure_button); 1096 1097 // We had previously set these click handlers in XML, but the first time we launched 1098 // Configure or All Apps we had an extra 50ms of delay while the java reflection methods 1099 // found the right handler. Setting the handlers directly here eliminates that cost. 1100 if (mConfigureButton != null) { 1101 mConfigureButton.setOnClickListener(new OnClickListener() { 1102 public void onClick(View v) { 1103 onClickConfigureButton(v); 1104 } 1105 }); 1106 } 1107 if (mDivider != null) { 1108 mDivider.setOnClickListener(new OnClickListener() { 1109 public void onClick(View v) { 1110 onClickAllAppsButton(v); 1111 } 1112 }); 1113 } 1114 if (mAllAppsButton != null) { 1115 mAllAppsButton.setOnClickListener(new OnClickListener() { 1116 public void onClick(View v) { 1117 onClickAllAppsButton(v); 1118 } 1119 }); 1120 } 1121 } 1122 1123 @SuppressWarnings({"UnusedDeclaration"}) 1124 public void previousScreen(View v) { 1125 if (mState != State.ALL_APPS) { 1126 mWorkspace.scrollLeft(); 1127 } 1128 } 1129 1130 @SuppressWarnings({"UnusedDeclaration"}) 1131 public void nextScreen(View v) { 1132 if (mState != State.ALL_APPS) { 1133 mWorkspace.scrollRight(); 1134 } 1135 } 1136 1137 @SuppressWarnings({"UnusedDeclaration"}) 1138 public void launchHotSeat(View v) { 1139 if (mState == State.ALL_APPS) return; 1140 1141 int index = -1; 1142 if (v.getId() == R.id.hotseat_left) { 1143 index = 0; 1144 } else if (v.getId() == R.id.hotseat_right) { 1145 index = 1; 1146 } 1147 1148 // reload these every tap; you never know when they might change 1149 loadHotseats(); 1150 if (index >= 0 && index < mHotseats.length && mHotseats[index] != null) { 1151 startActivitySafely( 1152 mHotseats[index], 1153 "hotseat" 1154 ); 1155 } 1156 } 1157 1158 /** 1159 * Creates a view representing a shortcut. 1160 * 1161 * @param info The data structure describing the shortcut. 1162 * 1163 * @return A View inflated from R.layout.application. 1164 */ 1165 View createShortcut(ShortcutInfo info) { 1166 return createShortcut(R.layout.application, 1167 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 1168 } 1169 1170 /** 1171 * Creates a view representing a shortcut inflated from the specified resource. 1172 * 1173 * @param layoutResId The id of the XML layout used to create the shortcut. 1174 * @param parent The group the shortcut belongs to. 1175 * @param info The data structure describing the shortcut. 1176 * 1177 * @return A View inflated from layoutResId. 1178 */ 1179 View createShortcut(int layoutResId, ViewGroup parent, ShortcutInfo info) { 1180 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(layoutResId, parent, false); 1181 favorite.applyFromShortcutInfo(info, mIconCache); 1182 favorite.setOnClickListener(this); 1183 return favorite; 1184 } 1185 1186 /** 1187 * Add an application shortcut to the workspace. 1188 * 1189 * @param data The intent describing the application. 1190 * @param cellInfo The position on screen where to create the shortcut. 1191 */ 1192 void completeAddApplication(Intent data, int screen, 1193 int intersectCellX, int intersectCellY) { 1194 final int[] cellXY = mTmpAddItemCellCoordinates; 1195 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1196 1197 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1198 showOutOfSpaceMessage(); 1199 return; 1200 } 1201 1202 final ShortcutInfo info = mModel.getShortcutInfo(getPackageManager(), data, this); 1203 1204 if (info != null) { 1205 info.setActivity(data.getComponent(), Intent.FLAG_ACTIVITY_NEW_TASK | 1206 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1207 info.container = ItemInfo.NO_ID; 1208 mWorkspace.addApplicationShortcut(info, screen, cellXY[0], cellXY[1], 1209 isWorkspaceLocked(), mAddIntersectCellX, mAddIntersectCellY); 1210 } else { 1211 Log.e(TAG, "Couldn't find ActivityInfo for selected application: " + data); 1212 } 1213 } 1214 1215 /** 1216 * Add a shortcut to the workspace. 1217 * 1218 * @param data The intent describing the shortcut. 1219 * @param cellInfo The position on screen where to create the shortcut. 1220 */ 1221 private void completeAddShortcut(Intent data, int screen, 1222 int intersectCellX, int intersectCellY) { 1223 final int[] cellXY = mTmpAddItemCellCoordinates; 1224 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1225 1226 int[] touchXY = mAddDropPosition; 1227 boolean foundCellSpan = false; 1228 if (touchXY != null) { 1229 // when dragging and dropping, just find the closest free spot 1230 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1231 int[] result = screenLayout.findNearestVacantArea( 1232 touchXY[0], touchXY[1], 1, 1, cellXY); 1233 foundCellSpan = (result != null); 1234 } else { 1235 foundCellSpan = layout.findCellForSpanThatIntersects( 1236 cellXY, 1, 1, intersectCellX, intersectCellY); 1237 } 1238 1239 if (!foundCellSpan) { 1240 showOutOfSpaceMessage(); 1241 return; 1242 } 1243 1244 final ShortcutInfo info = mModel.addShortcut( 1245 this, data, screen, cellXY[0], cellXY[1], false); 1246 1247 if (!mRestoring) { 1248 final View view = createShortcut(info); 1249 mWorkspace.addInScreen(view, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1250 } 1251 } 1252 1253 /** 1254 * Add a widget to the workspace. 1255 * 1256 * @param appWidgetId The app widget id 1257 * @param cellInfo The position on screen where to create the widget. 1258 */ 1259 private void completeAddAppWidget(final int appWidgetId, int screen) { 1260 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1261 1262 // Calculate the grid spans needed to fit this widget 1263 CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1264 int[] spanXY = layout.rectToCell(appWidgetInfo.minWidth, appWidgetInfo.minHeight, null); 1265 1266 // Try finding open space on Launcher screen 1267 // We have saved the position to which the widget was dragged-- this really only matters 1268 // if we are placing widgets on a "spring-loaded" screen 1269 final int[] cellXY = mTmpAddItemCellCoordinates; 1270 1271 int[] touchXY = mAddDropPosition; 1272 boolean foundCellSpan = false; 1273 if (touchXY != null) { 1274 // when dragging and dropping, just find the closest free spot 1275 CellLayout screenLayout = (CellLayout) mWorkspace.getChildAt(screen); 1276 int[] result = screenLayout.findNearestVacantArea( 1277 touchXY[0], touchXY[1], spanXY[0], spanXY[1], cellXY); 1278 foundCellSpan = (result != null); 1279 } else { 1280 // if we long pressed on an empty cell to bring up a menu, 1281 // make sure we intersect the empty cell 1282 // if mAddIntersectCellX/Y are -1 (e.g. we used menu -> add) then 1283 // findCellForSpanThatIntersects will just ignore them 1284 foundCellSpan = layout.findCellForSpanThatIntersects(cellXY, spanXY[0], spanXY[1], 1285 mAddIntersectCellX, mAddIntersectCellY); 1286 } 1287 1288 if (!foundCellSpan) { 1289 if (appWidgetId != -1) { 1290 // Deleting an app widget ID is a void call but writes to disk before returning 1291 // to the caller... 1292 final LauncherAppWidgetHost appWidgetHost = mAppWidgetHost; 1293 new Thread("deleteAppWidgetId") { 1294 public void run() { 1295 mAppWidgetHost.deleteAppWidgetId(appWidgetId); 1296 } 1297 }.start(); 1298 } 1299 showOutOfSpaceMessage(); 1300 return; 1301 } 1302 1303 // Build Launcher-specific widget info and save to database 1304 LauncherAppWidgetInfo launcherInfo = new LauncherAppWidgetInfo(appWidgetId); 1305 launcherInfo.spanX = spanXY[0]; 1306 launcherInfo.spanY = spanXY[1]; 1307 1308 LauncherModel.addItemToDatabase(this, launcherInfo, 1309 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1310 screen, cellXY[0], cellXY[1], false); 1311 1312 if (!mRestoring) { 1313 mDesktopItems.add(launcherInfo); 1314 1315 // Perform actual inflation because we're live 1316 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 1317 1318 launcherInfo.hostView.setAppWidget(appWidgetId, appWidgetInfo); 1319 launcherInfo.hostView.setTag(launcherInfo); 1320 1321 mWorkspace.addInScreen(launcherInfo.hostView, screen, cellXY[0], cellXY[1], 1322 launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); 1323 1324 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); 1325 } 1326 } 1327 1328 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1329 @Override 1330 public void onReceive(Context context, Intent intent) { 1331 final String action = intent.getAction(); 1332 if (Intent.ACTION_SCREEN_OFF.equals(action)) { 1333 mUserPresent = false; 1334 updateRunning(); 1335 } else if (Intent.ACTION_USER_PRESENT.equals(action)) { 1336 mUserPresent = true; 1337 updateRunning(); 1338 } 1339 } 1340 }; 1341 1342 @Override 1343 public void onAttachedToWindow() { 1344 super.onAttachedToWindow(); 1345 1346 // Listen for broadcasts related to user-presence 1347 final IntentFilter filter = new IntentFilter(); 1348 filter.addAction(Intent.ACTION_SCREEN_OFF); 1349 filter.addAction(Intent.ACTION_USER_PRESENT); 1350 registerReceiver(mReceiver, filter); 1351 1352 mAttached = true; 1353 mVisible = true; 1354 } 1355 1356 @Override 1357 public void onDetachedFromWindow() { 1358 super.onDetachedFromWindow(); 1359 mVisible = false; 1360 1361 if (mAttached) { 1362 unregisterReceiver(mReceiver); 1363 mAttached = false; 1364 } 1365 updateRunning(); 1366 } 1367 1368 public void onWindowVisibilityChanged(int visibility) { 1369 mVisible = visibility == View.VISIBLE; 1370 updateRunning(); 1371 } 1372 1373 private void sendAdvanceMessage(long delay) { 1374 mHandler.removeMessages(ADVANCE_MSG); 1375 Message msg = mHandler.obtainMessage(ADVANCE_MSG); 1376 mHandler.sendMessageDelayed(msg, delay); 1377 mAutoAdvanceSentTime = System.currentTimeMillis(); 1378 } 1379 1380 private void updateRunning() { 1381 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); 1382 if (autoAdvanceRunning != mAutoAdvanceRunning) { 1383 mAutoAdvanceRunning = autoAdvanceRunning; 1384 if (autoAdvanceRunning) { 1385 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; 1386 sendAdvanceMessage(delay); 1387 } else { 1388 if (!mWidgetsToAdvance.isEmpty()) { 1389 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - 1390 (System.currentTimeMillis() - mAutoAdvanceSentTime)); 1391 } 1392 mHandler.removeMessages(ADVANCE_MSG); 1393 mHandler.removeMessages(0); // Remove messages sent using postDelayed() 1394 } 1395 } 1396 } 1397 1398 private final Handler mHandler = new Handler() { 1399 @Override 1400 public void handleMessage(Message msg) { 1401 if (msg.what == ADVANCE_MSG) { 1402 int i = 0; 1403 for (View key: mWidgetsToAdvance.keySet()) { 1404 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); 1405 final int delay = mAdvanceStagger * i; 1406 if (v instanceof Advanceable) { 1407 postDelayed(new Runnable() { 1408 public void run() { 1409 ((Advanceable) v).advance(); 1410 } 1411 }, delay); 1412 } 1413 i++; 1414 } 1415 sendAdvanceMessage(mAdvanceInterval); 1416 } 1417 } 1418 }; 1419 1420 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { 1421 if (appWidgetInfo.autoAdvanceViewId == -1) return; 1422 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); 1423 if (v instanceof Advanceable) { 1424 mWidgetsToAdvance.put(hostView, appWidgetInfo); 1425 ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); 1426 updateRunning(); 1427 } 1428 } 1429 1430 void removeWidgetToAutoAdvance(View hostView) { 1431 if (mWidgetsToAdvance.containsKey(hostView)) { 1432 mWidgetsToAdvance.remove(hostView); 1433 updateRunning(); 1434 } 1435 } 1436 1437 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { 1438 mDesktopItems.remove(launcherInfo); 1439 removeWidgetToAutoAdvance(launcherInfo.hostView); 1440 launcherInfo.hostView = null; 1441 } 1442 1443 void showOutOfSpaceMessage() { 1444 Toast.makeText(this, getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 1445 } 1446 1447 public LauncherAppWidgetHost getAppWidgetHost() { 1448 return mAppWidgetHost; 1449 } 1450 1451 public LauncherModel getModel() { 1452 return mModel; 1453 } 1454 1455 void closeSystemDialogs() { 1456 getWindow().closeAllPanels(); 1457 1458 try { 1459 dismissDialog(DIALOG_CREATE_SHORTCUT); 1460 // Unlock the workspace if the dialog was showing 1461 } catch (Exception e) { 1462 // An exception is thrown if the dialog is not visible, which is fine 1463 } 1464 1465 try { 1466 dismissDialog(DIALOG_RENAME_FOLDER); 1467 // Unlock the workspace if the dialog was showing 1468 } catch (Exception e) { 1469 // An exception is thrown if the dialog is not visible, which is fine 1470 } 1471 1472 // Whatever we were doing is hereby canceled. 1473 mWaitingForResult = false; 1474 } 1475 1476 @Override 1477 protected void onNewIntent(Intent intent) { 1478 super.onNewIntent(intent); 1479 1480 // Close the menu 1481 if (Intent.ACTION_MAIN.equals(intent.getAction())) { 1482 // also will cancel mWaitingForResult. 1483 closeSystemDialogs(); 1484 1485 boolean alreadyOnHome = ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) 1486 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); 1487 1488 // In all these cases, only animate if we're already on home 1489 1490 if (LauncherApplication.isScreenXLarge()) { 1491 mWorkspace.unshrink(alreadyOnHome); 1492 } 1493 1494 mWorkspace.exitWidgetResizeMode(); 1495 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive()) { 1496 mWorkspace.moveToDefaultScreen(true); 1497 } 1498 showWorkspace(alreadyOnHome); 1499 1500 final View v = getWindow().peekDecorView(); 1501 if (v != null && v.getWindowToken() != null) { 1502 InputMethodManager imm = (InputMethodManager)getSystemService( 1503 INPUT_METHOD_SERVICE); 1504 imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 1505 } 1506 } 1507 } 1508 1509 @Override 1510 protected void onRestoreInstanceState(Bundle savedInstanceState) { 1511 // Do not call super here 1512 mSavedInstanceState = savedInstanceState; 1513 } 1514 1515 @Override 1516 protected void onSaveInstanceState(Bundle outState) { 1517 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPage()); 1518 1519 final ArrayList<Folder> folders = mWorkspace.getOpenFolders(); 1520 if (folders.size() > 0) { 1521 final int count = folders.size(); 1522 long[] ids = new long[count]; 1523 for (int i = 0; i < count; i++) { 1524 final FolderInfo info = folders.get(i).getInfo(); 1525 ids[i] = info.id; 1526 } 1527 outState.putLongArray(RUNTIME_STATE_USER_FOLDERS, ids); 1528 } else { 1529 super.onSaveInstanceState(outState); 1530 } 1531 1532 outState.putInt(RUNTIME_STATE, mState.ordinal()); 1533 1534 if (mAddScreen > -1 && mWaitingForResult) { 1535 outState.putInt(RUNTIME_STATE_PENDING_ADD_SCREEN, mAddScreen); 1536 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mAddIntersectCellX); 1537 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mAddIntersectCellY); 1538 } 1539 1540 if (mFolderInfo != null && mWaitingForResult) { 1541 outState.putBoolean(RUNTIME_STATE_PENDING_FOLDER_RENAME, true); 1542 outState.putLong(RUNTIME_STATE_PENDING_FOLDER_RENAME_ID, mFolderInfo.id); 1543 } 1544 1545 // Save the current AllApps drawer tab 1546 if (mAllAppsGrid != null && mAllAppsGrid instanceof AllAppsTabbed) { 1547 AllAppsTabbed tabhost = (AllAppsTabbed) mAllAppsGrid; 1548 String currentTabTag = tabhost.getCurrentTabTag(); 1549 if (currentTabTag != null) { 1550 outState.putString("allapps_currentTab", currentTabTag); 1551 outState.putInt("allapps_currentPage", mAllAppsPagedView.getCurrentPage()); 1552 } 1553 } 1554 1555 // Save the current customization drawer tab 1556 if (mHomeCustomizationDrawer != null) { 1557 String currentTabTag = mHomeCustomizationDrawer.getCurrentTabTag(); 1558 if (currentTabTag != null) { 1559 outState.putString("customize_currentTab", currentTabTag); 1560 } 1561 } 1562 } 1563 1564 @Override 1565 public void onDestroy() { 1566 super.onDestroy(); 1567 1568 try { 1569 mAppWidgetHost.stopListening(); 1570 } catch (NullPointerException ex) { 1571 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); 1572 } 1573 mAppWidgetHost = null; 1574 1575 mWidgetsToAdvance.clear(); 1576 1577 TextKeyListener.getInstance().release(); 1578 1579 mModel.stopLoader(); 1580 1581 unbindDesktopItems(); 1582 1583 getContentResolver().unregisterContentObserver(mWidgetObserver); 1584 1585 // Some launcher layouts don't have a previous and next view 1586 if (mPreviousView != null) { 1587 dismissPreview(mPreviousView); 1588 } 1589 if (mNextView != null) { 1590 dismissPreview(mNextView); 1591 } 1592 1593 unregisterReceiver(mCloseSystemDialogsReceiver); 1594 1595 ((ViewGroup) mWorkspace.getParent()).removeAllViews(); 1596 mWorkspace.removeAllViews(); 1597 mWorkspace = null; 1598 mDragController = null; 1599 1600 ValueAnimator.clearAllAnimations(); 1601 } 1602 1603 @Override 1604 public void startActivityForResult(Intent intent, int requestCode) { 1605 if (requestCode >= 0) mWaitingForResult = true; 1606 super.startActivityForResult(intent, requestCode); 1607 } 1608 1609 @Override 1610 public void startSearch(String initialQuery, boolean selectInitialQuery, 1611 Bundle appSearchData, boolean globalSearch) { 1612 1613 showWorkspace(true); 1614 1615 if (initialQuery == null) { 1616 // Use any text typed in the launcher as the initial query 1617 initialQuery = getTypedText(); 1618 clearTypedText(); 1619 } 1620 if (appSearchData == null) { 1621 appSearchData = new Bundle(); 1622 appSearchData.putString(Search.SOURCE, "launcher-search"); 1623 } 1624 1625 final SearchManager searchManager = 1626 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 1627 searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 1628 appSearchData, globalSearch); 1629 } 1630 1631 @Override 1632 public boolean onCreateOptionsMenu(Menu menu) { 1633 if (isWorkspaceLocked()) { 1634 return false; 1635 } 1636 1637 super.onCreateOptionsMenu(menu); 1638 1639 menu.add(MENU_GROUP_ADD, MENU_ADD, 0, R.string.menu_add) 1640 .setIcon(android.R.drawable.ic_menu_add) 1641 .setAlphabeticShortcut('A'); 1642 menu.add(0, MENU_MANAGE_APPS, 0, R.string.menu_manage_apps) 1643 .setIcon(android.R.drawable.ic_menu_manage) 1644 .setAlphabeticShortcut('M'); 1645 menu.add(MENU_GROUP_WALLPAPER, MENU_WALLPAPER_SETTINGS, 0, R.string.menu_wallpaper) 1646 .setIcon(android.R.drawable.ic_menu_gallery) 1647 .setAlphabeticShortcut('W'); 1648 menu.add(0, MENU_SEARCH, 0, R.string.menu_search) 1649 .setIcon(android.R.drawable.ic_search_category_default) 1650 .setAlphabeticShortcut(SearchManager.MENU_KEY); 1651 menu.add(0, MENU_NOTIFICATIONS, 0, R.string.menu_notifications) 1652 .setIcon(com.android.internal.R.drawable.ic_menu_notifications) 1653 .setAlphabeticShortcut('N'); 1654 1655 final Intent settings = new Intent(android.provider.Settings.ACTION_SETTINGS); 1656 settings.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | 1657 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1658 1659 menu.add(0, MENU_SETTINGS, 0, R.string.menu_settings) 1660 .setIcon(android.R.drawable.ic_menu_preferences).setAlphabeticShortcut('P') 1661 .setIntent(settings); 1662 1663 return true; 1664 } 1665 1666 @Override 1667 public boolean onPrepareOptionsMenu(Menu menu) { 1668 super.onPrepareOptionsMenu(menu); 1669 1670 // If all apps is animating, don't show the menu, because we don't know 1671 // which one to show. 1672 if (mAllAppsGrid.isAnimating()) { 1673 return false; 1674 } 1675 1676 // Only show the add and wallpaper options when we're not in all apps. 1677 boolean visible = !mAllAppsGrid.isVisible(); 1678 menu.setGroupVisible(MENU_GROUP_ADD, visible); 1679 menu.setGroupVisible(MENU_GROUP_WALLPAPER, visible); 1680 1681 // Disable add if the workspace is full. 1682 if (visible) { 1683 CellLayout layout = (CellLayout) mWorkspace.getChildAt(mWorkspace.getCurrentPage()); 1684 menu.setGroupEnabled(MENU_GROUP_ADD, layout.existsEmptyCell()); 1685 } 1686 1687 return true; 1688 } 1689 1690 @Override 1691 public boolean onOptionsItemSelected(MenuItem item) { 1692 switch (item.getItemId()) { 1693 case MENU_ADD: 1694 addItems(); 1695 return true; 1696 case MENU_MANAGE_APPS: 1697 manageApps(); 1698 return true; 1699 case MENU_WALLPAPER_SETTINGS: 1700 startWallpaper(); 1701 return true; 1702 case MENU_SEARCH: 1703 onSearchRequested(); 1704 return true; 1705 case MENU_NOTIFICATIONS: 1706 showNotifications(); 1707 return true; 1708 } 1709 1710 return super.onOptionsItemSelected(item); 1711 } 1712 1713 /** 1714 * Indicates that we want global search for this activity by setting the globalSearch 1715 * argument for {@link #startSearch} to true. 1716 */ 1717 1718 @Override 1719 public boolean onSearchRequested() { 1720 startSearch(null, false, null, true); 1721 return true; 1722 } 1723 1724 public boolean isWorkspaceLocked() { 1725 return mWorkspaceLoading || mWaitingForResult; 1726 } 1727 1728 // Is the workspace preview (brought up by long-pressing on a signpost icon) visible? 1729 private boolean isPreviewVisible() { 1730 return (mPreviousView != null && mPreviousView.getTag() != null) || 1731 (mNextView != null && mNextView.getTag() != null); 1732 } 1733 1734 private void addItems() { 1735 if (LauncherApplication.isScreenXLarge()) { 1736 // Animate the widget chooser up from the bottom of the screen 1737 if (mState != State.CUSTOMIZE) { 1738 showCustomizationDrawer(true); 1739 } 1740 } else { 1741 showWorkspace(true); 1742 showAddDialog(-1, -1); 1743 } 1744 } 1745 1746 private void resetAddInfo() { 1747 mAddScreen = -1; 1748 mAddIntersectCellX = -1; 1749 mAddIntersectCellY = -1; 1750 mAddDropPosition = null; 1751 } 1752 1753 void addAppWidgetFromDrop(PendingAddWidgetInfo info, int screen, int[] position) { 1754 resetAddInfo(); 1755 mAddScreen = screen; 1756 mAddDropPosition = position; 1757 1758 int appWidgetId = getAppWidgetHost().allocateAppWidgetId(); 1759 AppWidgetManager.getInstance(this).bindAppWidgetId(appWidgetId, info.componentName); 1760 addAppWidgetImpl(appWidgetId, info); 1761 } 1762 1763 private void manageApps() { 1764 startActivity(new Intent(android.provider.Settings.ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS)); 1765 } 1766 1767 void addAppWidgetFromPick(Intent data) { 1768 // TODO: catch bad widget exception when sent 1769 int appWidgetId = data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 1770 // TODO: Is this log message meaningful? 1771 if (LOGD) Log.d(TAG, "dumping extras content=" + data.getExtras()); 1772 addAppWidgetImpl(appWidgetId, null); 1773 } 1774 1775 void addAppWidgetImpl(int appWidgetId, PendingAddWidgetInfo info) { 1776 AppWidgetProviderInfo appWidget = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 1777 1778 if (appWidget.configure != null) { 1779 // Launch over to configure widget, if needed 1780 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_CONFIGURE); 1781 intent.setComponent(appWidget.configure); 1782 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 1783 if (info != null) { 1784 if (info.mimeType != null && !info.mimeType.isEmpty()) { 1785 intent.putExtra( 1786 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA_MIME_TYPE, 1787 info.mimeType); 1788 1789 final String mimeType = info.mimeType; 1790 final ClipData clipData = (ClipData) info.configurationData; 1791 final ClipDescription clipDesc = clipData.getDescription(); 1792 for (int i = 0; i < clipDesc.getMimeTypeCount(); ++i) { 1793 if (clipDesc.getMimeType(i).equals(mimeType)) { 1794 final ClipData.Item item = clipData.getItemAt(i); 1795 final CharSequence stringData = item.getText(); 1796 final Uri uriData = item.getUri(); 1797 final Intent intentData = item.getIntent(); 1798 final String key = 1799 InstallWidgetReceiver.EXTRA_APPWIDGET_CONFIGURATION_DATA; 1800 if (uriData != null) { 1801 intent.putExtra(key, uriData); 1802 } else if (intentData != null) { 1803 intent.putExtra(key, intentData); 1804 } else if (stringData != null) { 1805 intent.putExtra(key, stringData); 1806 } 1807 break; 1808 } 1809 } 1810 } 1811 } 1812 1813 startActivityForResultSafely(intent, REQUEST_CREATE_APPWIDGET); 1814 } else { 1815 // Otherwise just add it 1816 completeAddAppWidget(appWidgetId, mAddScreen); 1817 } 1818 } 1819 1820 void processShortcutFromDrop(ComponentName componentName, int screen, int[] position) { 1821 resetAddInfo(); 1822 mAddScreen = screen; 1823 mAddDropPosition = position; 1824 1825 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 1826 createShortcutIntent.setComponent(componentName); 1827 processShortcut(createShortcutIntent); 1828 } 1829 1830 void processShortcut(Intent intent) { 1831 // Handle case where user selected "Applications" 1832 String applicationName = getResources().getString(R.string.group_applications); 1833 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1834 1835 if (applicationName != null && applicationName.equals(shortcutName)) { 1836 Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 1837 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 1838 1839 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 1840 pickIntent.putExtra(Intent.EXTRA_INTENT, mainIntent); 1841 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_application)); 1842 startActivityForResultSafely(pickIntent, REQUEST_PICK_APPLICATION); 1843 } else { 1844 startActivityForResultSafely(intent, REQUEST_CREATE_SHORTCUT); 1845 } 1846 } 1847 1848 void processWallpaper(Intent intent) { 1849 startActivityForResult(intent, REQUEST_PICK_WALLPAPER); 1850 } 1851 1852 void addLiveFolderFromDrop(ComponentName componentName, int screen, int[] position) { 1853 resetAddInfo(); 1854 mAddScreen = screen; 1855 mAddDropPosition = position; 1856 1857 Intent createFolderIntent = new Intent(LiveFolders.ACTION_CREATE_LIVE_FOLDER); 1858 createFolderIntent.setComponent(componentName); 1859 1860 addLiveFolder(createFolderIntent); 1861 } 1862 1863 void addLiveFolder(Intent intent) { // YYY add screen intersect etc. parameters here 1864 // Handle case where user selected "Folder" 1865 String folderName = getResources().getString(R.string.group_folder); 1866 String shortcutName = intent.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 1867 1868 if (folderName != null && folderName.equals(shortcutName)) { 1869 addFolder(mAddScreen, mAddIntersectCellX, mAddIntersectCellY); 1870 } else { 1871 startActivityForResultSafely(intent, REQUEST_CREATE_LIVE_FOLDER); 1872 } 1873 } 1874 1875 void addFolder(int screen, int intersectCellX, int intersectCellY) { 1876 UserFolderInfo folderInfo = new UserFolderInfo(); 1877 folderInfo.title = getText(R.string.folder_name); 1878 1879 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1880 final int[] cellXY = mTmpAddItemCellCoordinates; 1881 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1882 showOutOfSpaceMessage(); 1883 return; 1884 } 1885 1886 // Update the model 1887 LauncherModel.addItemToDatabase(this, folderInfo, 1888 LauncherSettings.Favorites.CONTAINER_DESKTOP, 1889 screen, cellXY[0], cellXY[1], false); 1890 sFolders.put(folderInfo.id, folderInfo); 1891 1892 // Create the view 1893 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 1894 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), 1895 folderInfo, mIconCache); 1896 mWorkspace.addInScreen(newFolder, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1897 } 1898 1899 void removeFolder(FolderInfo folder) { 1900 sFolders.remove(folder.id); 1901 } 1902 1903 private void completeAddLiveFolder( 1904 Intent data, int screen, int intersectCellX, int intersectCellY) { 1905 final CellLayout layout = (CellLayout) mWorkspace.getChildAt(screen); 1906 final int[] cellXY = mTmpAddItemCellCoordinates; 1907 if (!layout.findCellForSpanThatIntersects(cellXY, 1, 1, intersectCellX, intersectCellY)) { 1908 showOutOfSpaceMessage(); 1909 return; 1910 } 1911 1912 final LiveFolderInfo info = addLiveFolder(this, data, screen, cellXY[0], cellXY[1], false); 1913 1914 if (!mRestoring) { 1915 final View view = LiveFolderIcon.fromXml(R.layout.live_folder_icon, this, 1916 (ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); 1917 mWorkspace.addInScreen(view, screen, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); 1918 } 1919 } 1920 1921 static LiveFolderInfo addLiveFolder(Context context, Intent data, 1922 int screen, int cellX, int cellY, boolean notify) { 1923 1924 Intent baseIntent = data.getParcelableExtra(LiveFolders.EXTRA_LIVE_FOLDER_BASE_INTENT); 1925 String name = data.getStringExtra(LiveFolders.EXTRA_LIVE_FOLDER_NAME); 1926 1927 Drawable icon = null; 1928 Intent.ShortcutIconResource iconResource = null; 1929 1930 Parcelable extra = data.getParcelableExtra(LiveFolders.EXTRA_LIVE_FOLDER_ICON); 1931 if (extra != null && extra instanceof Intent.ShortcutIconResource) { 1932 try { 1933 iconResource = (Intent.ShortcutIconResource) extra; 1934 final PackageManager packageManager = context.getPackageManager(); 1935 Resources resources = packageManager.getResourcesForApplication( 1936 iconResource.packageName); 1937 final int id = resources.getIdentifier(iconResource.resourceName, null, null); 1938 icon = resources.getDrawable(id); 1939 } catch (Exception e) { 1940 Log.w(TAG, "Could not load live folder icon: " + extra); 1941 } 1942 } 1943 1944 if (icon == null) { 1945 icon = context.getResources().getDrawable(R.drawable.ic_launcher_folder); 1946 } 1947 1948 final LiveFolderInfo info = new LiveFolderInfo(); 1949 info.icon = Utilities.createIconBitmap(icon, context); 1950 info.title = name; 1951 info.iconResource = iconResource; 1952 info.uri = data.getData(); 1953 info.baseIntent = baseIntent; 1954 info.displayMode = data.getIntExtra(LiveFolders.EXTRA_LIVE_FOLDER_DISPLAY_MODE, 1955 LiveFolders.DISPLAY_MODE_GRID); 1956 1957 LauncherModel.addItemToDatabase(context, info, LauncherSettings.Favorites.CONTAINER_DESKTOP, 1958 screen, cellX, cellY, notify); 1959 sFolders.put(info.id, info); 1960 1961 return info; 1962 } 1963 1964 private void showNotifications() { 1965 final StatusBarManager statusBar = (StatusBarManager) getSystemService(STATUS_BAR_SERVICE); 1966 if (statusBar != null) { 1967 statusBar.expand(); 1968 } 1969 } 1970 1971 private void startWallpaper() { 1972 showWorkspace(true); 1973 final Intent pickWallpaper = new Intent(Intent.ACTION_SET_WALLPAPER); 1974 Intent chooser = Intent.createChooser(pickWallpaper, 1975 getText(R.string.chooser_wallpaper)); 1976 // NOTE: Adds a configure option to the chooser if the wallpaper supports it 1977 // Removed in Eclair MR1 1978// WallpaperManager wm = (WallpaperManager) 1979// getSystemService(Context.WALLPAPER_SERVICE); 1980// WallpaperInfo wi = wm.getWallpaperInfo(); 1981// if (wi != null && wi.getSettingsActivity() != null) { 1982// LabeledIntent li = new LabeledIntent(getPackageName(), 1983// R.string.configure_wallpaper, 0); 1984// li.setClassName(wi.getPackageName(), wi.getSettingsActivity()); 1985// chooser.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { li }); 1986// } 1987 startActivityForResult(chooser, REQUEST_PICK_WALLPAPER); 1988 } 1989 1990 /** 1991 * Registers various content observers. The current implementation registers 1992 * only a favorites observer to keep track of the favorites applications. 1993 */ 1994 private void registerContentObservers() { 1995 ContentResolver resolver = getContentResolver(); 1996 resolver.registerContentObserver(LauncherProvider.CONTENT_APPWIDGET_RESET_URI, 1997 true, mWidgetObserver); 1998 } 1999 2000 @Override 2001 public boolean dispatchKeyEvent(KeyEvent event) { 2002 if (event.getAction() == KeyEvent.ACTION_DOWN) { 2003 switch (event.getKeyCode()) { 2004 case KeyEvent.KEYCODE_HOME: 2005 return true; 2006 case KeyEvent.KEYCODE_VOLUME_DOWN: 2007 if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) { 2008 dumpState(); 2009 return true; 2010 } 2011 break; 2012 } 2013 } else if (event.getAction() == KeyEvent.ACTION_UP) { 2014 switch (event.getKeyCode()) { 2015 case KeyEvent.KEYCODE_HOME: 2016 return true; 2017 } 2018 } 2019 2020 return super.dispatchKeyEvent(event); 2021 } 2022 2023 @Override 2024 public void onBackPressed() { 2025 if (mState == State.ALL_APPS || mState == State.CUSTOMIZE) { 2026 showWorkspace(true); 2027 } else if (mWorkspace.getOpenFolder() != null) { 2028 closeFolder(); 2029 } else if (isPreviewVisible()) { 2030 dismissPreview(mPreviousView); 2031 dismissPreview(mNextView); 2032 } else { 2033 mWorkspace.exitWidgetResizeMode(); 2034 2035 // Back button is a no-op here, but give at least some feedback for the button press 2036 mWorkspace.showOutlinesTemporarily(); 2037 } 2038 } 2039 2040 private void closeFolder() { 2041 Folder folder = mWorkspace.getOpenFolder(); 2042 if (folder != null) { 2043 closeFolder(folder); 2044 } 2045 } 2046 2047 void closeFolder(Folder folder) { 2048 folder.getInfo().opened = false; 2049 ViewGroup parent = (ViewGroup) folder.getParent().getParent(); 2050 if (parent != null) { 2051 CellLayout cl = (CellLayout) parent; 2052 cl.removeViewWithoutMarkingCells(folder); 2053 if (folder instanceof DropTarget) { 2054 // Live folders aren't DropTargets. 2055 mDragController.removeDropTarget((DropTarget)folder); 2056 } 2057 } 2058 folder.onClose(); 2059 } 2060 2061 /** 2062 * Re-listen when widgets are reset. 2063 */ 2064 private void onAppWidgetReset() { 2065 if (mAppWidgetHost != null) { 2066 mAppWidgetHost.startListening(); 2067 } 2068 } 2069 2070 /** 2071 * Go through the and disconnect any of the callbacks in the drawables and the views or we 2072 * leak the previous Home screen on orientation change. 2073 */ 2074 private void unbindDesktopItems() { 2075 for (ItemInfo item: mDesktopItems) { 2076 item.unbind(); 2077 } 2078 mDesktopItems.clear(); 2079 } 2080 2081 /** 2082 * Launches the intent referred by the clicked shortcut. 2083 * 2084 * @param v The view representing the clicked shortcut. 2085 */ 2086 public void onClick(View v) { 2087 Object tag = v.getTag(); 2088 if (tag instanceof ShortcutInfo) { 2089 // Open shortcut 2090 final Intent intent = ((ShortcutInfo) tag).intent; 2091 int[] pos = new int[2]; 2092 v.getLocationOnScreen(pos); 2093 intent.setSourceBounds(new Rect(pos[0], pos[1], 2094 pos[0] + v.getWidth(), pos[1] + v.getHeight())); 2095 boolean success = startActivitySafely(intent, tag); 2096 2097 if (success && v instanceof BubbleTextView) { 2098 mWaitingForResume = (BubbleTextView) v; 2099 mWaitingForResume.setStayPressed(true); 2100 } 2101 } else if (tag instanceof FolderInfo) { 2102 handleFolderClick((FolderInfo) tag); 2103 } else if (v == mHandleView) { 2104 if (mState == State.ALL_APPS) { 2105 showWorkspace(true); 2106 } else { 2107 showAllApps(true); 2108 } 2109 } 2110 } 2111 2112 public boolean onTouch(View v, MotionEvent event) { 2113 // this is an intercepted event being forwarded from mWorkspace; 2114 // clicking anywhere on the workspace causes the customization drawer to slide down 2115 showWorkspace(true); 2116 return false; 2117 } 2118 2119 /** 2120 * Event handler for the search button 2121 * 2122 * @param v The view that was clicked. 2123 */ 2124 public void onClickSearchButton(View v) { 2125 startSearch(null, false, null, true); 2126 // Use a custom animation for launching search 2127 overridePendingTransition(R.anim.fade_in_fast, R.anim.fade_out_fast); 2128 } 2129 2130 /** 2131 * Event handler for the voice button 2132 * 2133 * @param v The view that was clicked. 2134 */ 2135 public void onClickVoiceButton(View v) { 2136 startVoiceSearch(); 2137 } 2138 2139 private void startVoiceSearch() { 2140 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 2141 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2142 startActivity(intent); 2143 } 2144 2145 /** 2146 * Event handler for the "gear" button that appears on the home screen, which 2147 * enters home screen customization mode. 2148 * 2149 * @param v The view that was clicked. 2150 */ 2151 public void onClickConfigureButton(View v) { 2152 addItems(); 2153 } 2154 2155 /** 2156 * Event handler for the "grid" button that appears on the home screen, which 2157 * enters all apps mode. 2158 * 2159 * @param v The view that was clicked. 2160 */ 2161 public void onClickAllAppsButton(View v) { 2162 showAllApps(true); 2163 } 2164 2165 public void onClickAppMarketButton(View v) { 2166 if (mAppMarketIntent != null) { 2167 startActivitySafely(mAppMarketIntent, "app market"); 2168 } 2169 } 2170 2171 void startApplicationDetailsActivity(ComponentName componentName) { 2172 String packageName = componentName.getPackageName(); 2173 Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, 2174 Uri.fromParts("package", packageName, null)); 2175 startActivity(intent); 2176 } 2177 2178 void startApplicationUninstallActivity(ApplicationInfo appInfo) { 2179 if ((appInfo.flags & ApplicationInfo.DOWNLOADED_FLAG) == 0) { 2180 // System applications cannot be installed. For now, show a toast explaining that. 2181 // We may give them the option of disabling apps this way. 2182 int messageId = R.string.uninstall_system_app_text; 2183 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); 2184 } else { 2185 String packageName = appInfo.componentName.getPackageName(); 2186 String className = appInfo.componentName.getClassName(); 2187 Intent intent = new Intent( 2188 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); 2189 startActivity(intent); 2190 } 2191 } 2192 2193 boolean startActivitySafely(Intent intent, Object tag) { 2194 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 2195 try { 2196 startActivity(intent); 2197 return true; 2198 } catch (ActivityNotFoundException e) { 2199 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2200 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); 2201 } catch (SecurityException e) { 2202 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2203 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2204 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2205 "or use the exported attribute for this activity. " 2206 + "tag="+ tag + " intent=" + intent, e); 2207 } 2208 return false; 2209 } 2210 2211 void startActivityForResultSafely(Intent intent, int requestCode) { 2212 try { 2213 startActivityForResult(intent, requestCode); 2214 } catch (ActivityNotFoundException e) { 2215 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2216 } catch (SecurityException e) { 2217 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 2218 Log.e(TAG, "Launcher does not have the permission to launch " + intent + 2219 ". Make sure to create a MAIN intent-filter for the corresponding activity " + 2220 "or use the exported attribute for this activity.", e); 2221 } 2222 } 2223 2224 private void handleFolderClick(FolderInfo folderInfo) { 2225 if (!folderInfo.opened) { 2226 // Close any open folder 2227 closeFolder(); 2228 // Open the requested folder 2229 openFolder(folderInfo); 2230 } else { 2231 // Find the open folder... 2232 Folder openFolder = mWorkspace.getFolderForTag(folderInfo); 2233 int folderScreen; 2234 if (openFolder != null) { 2235 folderScreen = mWorkspace.getPageForView(openFolder); 2236 // .. and close it 2237 closeFolder(openFolder); 2238 if (folderScreen != mWorkspace.getCurrentPage()) { 2239 // Close any folder open on the current screen 2240 closeFolder(); 2241 // Pull the folder onto this screen 2242 openFolder(folderInfo); 2243 } 2244 } 2245 } 2246 } 2247 2248 /** 2249 * Opens the user folder described by the specified tag. The opening of the folder 2250 * is animated relative to the specified View. If the View is null, no animation 2251 * is played. 2252 * 2253 * @param folderInfo The FolderInfo describing the folder to open. 2254 */ 2255 public void openFolder(FolderInfo folderInfo) { 2256 Folder openFolder; 2257 2258 if (folderInfo instanceof UserFolderInfo) { 2259 openFolder = UserFolder.fromXml(this); 2260 } else if (folderInfo instanceof LiveFolderInfo) { 2261 openFolder = com.android.launcher2.LiveFolder.fromXml(this, folderInfo); 2262 } else { 2263 return; 2264 } 2265 2266 openFolder.setDragController(mDragController); 2267 openFolder.setLauncher(this); 2268 2269 openFolder.bind(folderInfo); 2270 folderInfo.opened = true; 2271 2272 mWorkspace.addInFullScreen(openFolder, folderInfo.screen); 2273 2274 openFolder.onOpen(); 2275 } 2276 2277 public boolean onLongClick(View v) { 2278 if (mState != State.WORKSPACE) { 2279 return false; 2280 } 2281 2282 switch (v.getId()) { 2283 case R.id.previous_screen: 2284 if (mState != State.ALL_APPS) { 2285 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2286 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2287 showPreviews(v); 2288 } 2289 return true; 2290 case R.id.next_screen: 2291 if (mState != State.ALL_APPS) { 2292 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2293 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2294 showPreviews(v); 2295 } 2296 return true; 2297 case R.id.all_apps_button: 2298 if (mState != State.ALL_APPS) { 2299 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2300 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2301 showPreviews(v); 2302 } 2303 return true; 2304 } 2305 2306 if (isWorkspaceLocked()) { 2307 return false; 2308 } 2309 2310 if (!(v instanceof CellLayout)) { 2311 v = (View) v.getParent().getParent(); 2312 } 2313 2314 resetAddInfo(); 2315 CellLayout.CellInfo longClickCellInfo = (CellLayout.CellInfo) v.getTag(); 2316 // This happens when long clicking an item with the dpad/trackball 2317 if (longClickCellInfo == null || !longClickCellInfo.valid) { 2318 return true; 2319 } 2320 2321 final View itemUnderLongClick = longClickCellInfo.cell; 2322 2323 if (mWorkspace.allowLongPress() && !mDragController.isDragging()) { 2324 if (itemUnderLongClick == null) { 2325 // User long pressed on empty space 2326 mWorkspace.setAllowLongPress(false); 2327 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2328 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2329 if (LauncherApplication.isScreenXLarge()) { 2330 addItems(); 2331 } else { 2332 showAddDialog(longClickCellInfo.cellX, longClickCellInfo.cellY); 2333 } 2334 } else { 2335 if (!(itemUnderLongClick instanceof Folder)) { 2336 // User long pressed on an item 2337 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, 2338 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); 2339 mAddIntersectCellX = longClickCellInfo.cellX; 2340 mAddIntersectCellY = longClickCellInfo.cellY; 2341 mWorkspace.startDrag(longClickCellInfo); 2342 } 2343 } 2344 } 2345 return true; 2346 } 2347 2348 @SuppressWarnings({"unchecked"}) 2349 private void dismissPreview(final View v) { 2350 final PopupWindow window = (PopupWindow) v.getTag(); 2351 if (window != null) { 2352 window.setOnDismissListener(new PopupWindow.OnDismissListener() { 2353 public void onDismiss() { 2354 ViewGroup group = (ViewGroup) v.getTag(R.id.workspace); 2355 int count = group.getChildCount(); 2356 for (int i = 0; i < count; i++) { 2357 ((ImageView) group.getChildAt(i)).setImageDrawable(null); 2358 } 2359 ArrayList<Bitmap> bitmaps = (ArrayList<Bitmap>) v.getTag(R.id.icon); 2360 for (Bitmap bitmap : bitmaps) bitmap.recycle(); 2361 2362 v.setTag(R.id.workspace, null); 2363 v.setTag(R.id.icon, null); 2364 window.setOnDismissListener(null); 2365 } 2366 }); 2367 window.dismiss(); 2368 } 2369 v.setTag(null); 2370 } 2371 2372 private void showPreviews(View anchor) { 2373 showPreviews(anchor, 0, mWorkspace.getChildCount()); 2374 } 2375 2376 private void showPreviews(final View anchor, int start, int end) { 2377 final Resources resources = getResources(); 2378 final Workspace workspace = mWorkspace; 2379 2380 CellLayout cell = ((CellLayout) workspace.getChildAt(start)); 2381 2382 float max = workspace.getChildCount(); 2383 2384 final Rect r = new Rect(); 2385 resources.getDrawable(R.drawable.preview_background).getPadding(r); 2386 int extraW = (int) ((r.left + r.right) * max); 2387 int extraH = r.top + r.bottom; 2388 2389 int aW = cell.getWidth() - extraW; 2390 float w = aW / max; 2391 2392 int width = cell.getWidth(); 2393 int height = cell.getHeight(); 2394 int x = cell.getLeftPadding(); 2395 int y = cell.getTopPadding(); 2396 width -= (x + cell.getRightPadding()); 2397 height -= (y + cell.getBottomPadding()); 2398 2399 float scale = w / width; 2400 2401 int count = end - start; 2402 2403 final float sWidth = width * scale; 2404 float sHeight = height * scale; 2405 2406 LinearLayout preview = new LinearLayout(this); 2407 2408 PreviewTouchHandler handler = new PreviewTouchHandler(anchor); 2409 ArrayList<Bitmap> bitmaps = new ArrayList<Bitmap>(count); 2410 2411 for (int i = start; i < end; i++) { 2412 ImageView image = new ImageView(this); 2413 cell = (CellLayout) workspace.getChildAt(i); 2414 2415 final Bitmap bitmap = Bitmap.createBitmap((int) sWidth, (int) sHeight, 2416 Bitmap.Config.ARGB_8888); 2417 2418 final Canvas c = new Canvas(bitmap); 2419 c.scale(scale, scale); 2420 c.translate(-cell.getLeftPadding(), -cell.getTopPadding()); 2421 cell.drawChildren(c); 2422 2423 image.setBackgroundDrawable(resources.getDrawable(R.drawable.preview_background)); 2424 image.setImageBitmap(bitmap); 2425 image.setTag(i); 2426 image.setOnClickListener(handler); 2427 image.setOnFocusChangeListener(handler); 2428 image.setFocusable(true); 2429 if (i == mWorkspace.getCurrentPage()) image.requestFocus(); 2430 2431 preview.addView(image, 2432 LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT); 2433 2434 bitmaps.add(bitmap); 2435 } 2436 2437 final PopupWindow p = new PopupWindow(this); 2438 p.setContentView(preview); 2439 p.setWidth((int) (sWidth * count + extraW)); 2440 p.setHeight((int) (sHeight + extraH)); 2441 p.setAnimationStyle(R.style.AnimationPreview); 2442 p.setOutsideTouchable(true); 2443 p.setFocusable(true); 2444 p.setBackgroundDrawable(new ColorDrawable(0)); 2445 p.showAsDropDown(anchor, 0, 0); 2446 2447 p.setOnDismissListener(new PopupWindow.OnDismissListener() { 2448 public void onDismiss() { 2449 dismissPreview(anchor); 2450 } 2451 }); 2452 2453 anchor.setTag(p); 2454 anchor.setTag(R.id.workspace, preview); 2455 anchor.setTag(R.id.icon, bitmaps); 2456 } 2457 2458 class PreviewTouchHandler implements View.OnClickListener, Runnable, View.OnFocusChangeListener { 2459 private final View mAnchor; 2460 2461 public PreviewTouchHandler(View anchor) { 2462 mAnchor = anchor; 2463 } 2464 2465 public void onClick(View v) { 2466 mWorkspace.snapToPage((Integer) v.getTag()); 2467 v.post(this); 2468 } 2469 2470 public void run() { 2471 dismissPreview(mAnchor); 2472 } 2473 2474 public void onFocusChange(View v, boolean hasFocus) { 2475 if (hasFocus) { 2476 mWorkspace.snapToPage((Integer) v.getTag()); 2477 } 2478 } 2479 } 2480 2481 Workspace getWorkspace() { 2482 return mWorkspace; 2483 } 2484 2485 TabHost getCustomizationDrawer() { 2486 return mHomeCustomizationDrawer; 2487 } 2488 2489 @Override 2490 protected Dialog onCreateDialog(int id) { 2491 switch (id) { 2492 case DIALOG_CREATE_SHORTCUT: 2493 return new CreateShortcut().createDialog(); 2494 case DIALOG_RENAME_FOLDER: 2495 return new RenameFolder().createDialog(); 2496 } 2497 2498 return super.onCreateDialog(id); 2499 } 2500 2501 @Override 2502 protected void onPrepareDialog(int id, Dialog dialog) { 2503 switch (id) { 2504 case DIALOG_CREATE_SHORTCUT: 2505 break; 2506 case DIALOG_RENAME_FOLDER: 2507 if (mFolderInfo != null) { 2508 EditText input = (EditText) dialog.findViewById(R.id.folder_name); 2509 final CharSequence text = mFolderInfo.title; 2510 input.setText(text); 2511 input.setSelection(0, text.length()); 2512 } 2513 break; 2514 } 2515 } 2516 2517 void showRenameDialog(FolderInfo info) { 2518 mFolderInfo = info; 2519 mWaitingForResult = true; 2520 showDialog(DIALOG_RENAME_FOLDER); 2521 } 2522 2523 private void showAddDialog(int intersectX, int intersectY) { 2524 resetAddInfo(); 2525 mAddIntersectCellX = intersectX; 2526 mAddIntersectCellY = intersectY; 2527 mAddScreen = mWorkspace.getCurrentPage(); 2528 mWaitingForResult = true; 2529 showDialog(DIALOG_CREATE_SHORTCUT); 2530 } 2531 2532 private void pickShortcut() { 2533 // Insert extra item to handle picking application 2534 Bundle bundle = new Bundle(); 2535 2536 ArrayList<String> shortcutNames = new ArrayList<String>(); 2537 shortcutNames.add(getString(R.string.group_applications)); 2538 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 2539 2540 ArrayList<ShortcutIconResource> shortcutIcons = new ArrayList<ShortcutIconResource>(); 2541 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 2542 R.drawable.ic_launcher_application)); 2543 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 2544 2545 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 2546 pickIntent.putExtra(Intent.EXTRA_INTENT, new Intent(Intent.ACTION_CREATE_SHORTCUT)); 2547 pickIntent.putExtra(Intent.EXTRA_TITLE, getText(R.string.title_select_shortcut)); 2548 pickIntent.putExtras(bundle); 2549 2550 startActivityForResult(pickIntent, REQUEST_PICK_SHORTCUT); 2551 } 2552 2553 private class RenameFolder { 2554 private EditText mInput; 2555 2556 Dialog createDialog() { 2557 final View layout = View.inflate(Launcher.this, R.layout.rename_folder, null); 2558 mInput = (EditText) layout.findViewById(R.id.folder_name); 2559 2560 AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 2561 builder.setIcon(0); 2562 builder.setTitle(getString(R.string.rename_folder_title)); 2563 builder.setCancelable(true); 2564 builder.setOnCancelListener(new Dialog.OnCancelListener() { 2565 public void onCancel(DialogInterface dialog) { 2566 cleanup(); 2567 } 2568 }); 2569 builder.setNegativeButton(getString(R.string.cancel_action), 2570 new Dialog.OnClickListener() { 2571 public void onClick(DialogInterface dialog, int which) { 2572 cleanup(); 2573 } 2574 } 2575 ); 2576 builder.setPositiveButton(getString(R.string.rename_action), 2577 new Dialog.OnClickListener() { 2578 public void onClick(DialogInterface dialog, int which) { 2579 changeFolderName(); 2580 } 2581 } 2582 ); 2583 builder.setView(layout); 2584 2585 final AlertDialog dialog = builder.create(); 2586 dialog.setOnShowListener(new DialogInterface.OnShowListener() { 2587 public void onShow(DialogInterface dialog) { 2588 mWaitingForResult = true; 2589 mInput.requestFocus(); 2590 InputMethodManager inputManager = (InputMethodManager) 2591 getSystemService(Context.INPUT_METHOD_SERVICE); 2592 inputManager.showSoftInput(mInput, 0); 2593 } 2594 }); 2595 2596 return dialog; 2597 } 2598 2599 private void changeFolderName() { 2600 final String name = mInput.getText().toString(); 2601 if (!TextUtils.isEmpty(name)) { 2602 // Make sure we have the right folder info 2603 mFolderInfo = sFolders.get(mFolderInfo.id); 2604 mFolderInfo.title = name; 2605 LauncherModel.updateItemInDatabase(Launcher.this, mFolderInfo); 2606 2607 if (mWorkspaceLoading) { 2608 lockAllApps(); 2609 mModel.startLoader(Launcher.this, false); 2610 } else { 2611 final FolderIcon folderIcon = (FolderIcon) 2612 mWorkspace.getViewForTag(mFolderInfo); 2613 if (folderIcon != null) { 2614 folderIcon.setText(name); 2615 getWorkspace().requestLayout(); 2616 } else { 2617 lockAllApps(); 2618 mWorkspaceLoading = true; 2619 mModel.startLoader(Launcher.this, false); 2620 } 2621 } 2622 } 2623 cleanup(); 2624 } 2625 2626 private void cleanup() { 2627 dismissDialog(DIALOG_RENAME_FOLDER); 2628 mWaitingForResult = false; 2629 mFolderInfo = null; 2630 } 2631 } 2632 2633 // Now a part of LauncherModel.Callbacks. Used to reorder loading steps. 2634 public boolean isAllAppsVisible() { 2635 return mState == State.ALL_APPS; 2636 } 2637 2638 // AllAppsView.Watcher 2639 public void zoomed(float zoom) { 2640 // In XLarge view, we zoom down the workspace below all apps so it's still visible 2641 if (zoom == 1.0f && !LauncherApplication.isScreenXLarge()) { 2642 mWorkspace.setVisibility(View.GONE); 2643 } 2644 } 2645 2646 private void showAndEnableToolbarButton(View button) { 2647 button.setVisibility(View.VISIBLE); 2648 button.setFocusable(true); 2649 button.setClickable(true); 2650 } 2651 2652 private void hideToolbarButton(View button) { 2653 button.setAlpha(0.0f); 2654 // We can't set it to GONE, otherwise the RelativeLayout gets screwed up 2655 button.setVisibility(View.INVISIBLE); 2656 } 2657 2658 private void disableToolbarButton(View button) { 2659 button.setFocusable(false); 2660 button.setClickable(false); 2661 } 2662 2663 /** 2664 * Helper function for showing or hiding a toolbar button, possibly animated. 2665 * 2666 * @param show If true, create an animation to the show the item. Otherwise, hide it. 2667 * @param view The toolbar button to be animated 2668 * @param seq A AnimatorSet that will be used to animate the transition. If null, the 2669 * transition will not be animated. 2670 */ 2671 private void hideOrShowToolbarButton(boolean show, final View view, AnimatorSet seq) { 2672 final boolean showing = show; 2673 final boolean hiding = !show; 2674 2675 final int duration = show ? 2676 getResources().getInteger(R.integer.config_toolbarButtonFadeInTime) : 2677 getResources().getInteger(R.integer.config_toolbarButtonFadeOutTime); 2678 2679 if (seq != null) { 2680 ValueAnimator anim = ValueAnimator.ofFloat(view.getAlpha(), show ? 1.0f : 0.0f); 2681 anim.setDuration(duration); 2682 anim.addUpdateListener(new AnimatorUpdateListener() { 2683 public void onAnimationUpdate(ValueAnimator animation) { 2684 view.setAlpha((Float) animation.getAnimatedValue()); 2685 } 2686 }); 2687 anim.addListener(new AnimatorListenerAdapter() { 2688 @Override 2689 public void onAnimationStart(Animator animation) { 2690 if (showing) showAndEnableToolbarButton(view); 2691 if (hiding) disableToolbarButton(view); 2692 } 2693 @Override 2694 public void onAnimationEnd(Animator animation) { 2695 if (hiding) hideToolbarButton(view); 2696 } 2697 }); 2698 seq.play(anim); 2699 } else { 2700 if (showing) { 2701 showAndEnableToolbarButton(view); 2702 view.setAlpha(1f); 2703 } else { 2704 disableToolbarButton(view); 2705 hideToolbarButton(view); 2706 } 2707 } 2708 } 2709 2710 /** 2711 * Show/hide the appropriate toolbar buttons for newState. 2712 * If showSeq or hideSeq is null, the transition will be done immediately (not animated). 2713 * 2714 * @param newState The state that is being switched to 2715 * @param showSeq AnimatorSet in which to put "show" animations, or null. 2716 * @param hideSeq AnimatorSet in which to put "hide" animations, or null. 2717 */ 2718 private void hideAndShowToolbarButtons(State newState, AnimatorSet showSeq, AnimatorSet hideSeq) { 2719 switch (newState) { 2720 case WORKSPACE: 2721 hideOrShowToolbarButton(true, mButtonCluster, showSeq); 2722 mDeleteZone.setOverlappingViews( 2723 new View[] { mAllAppsButton, mDivider, mConfigureButton }); 2724 mDeleteZone.setDragAndDropEnabled(true); 2725 mDeleteZone.setText(getResources().getString(R.string.delete_zone_label_workspace)); 2726 break; 2727 case ALL_APPS: 2728 hideOrShowToolbarButton(false, mButtonCluster, hideSeq); 2729 mDeleteZone.setDragAndDropEnabled(false); 2730 mDeleteZone.setText(getResources().getString(R.string.delete_zone_label_all_apps)); 2731 break; 2732 case CUSTOMIZE: 2733 hideOrShowToolbarButton(false, mButtonCluster, hideSeq); 2734 mDeleteZone.setDragAndDropEnabled(false); 2735 break; 2736 } 2737 } 2738 2739 /** 2740 * Helper method for the cameraZoomIn/cameraZoomOut animations 2741 * @param view The view being animated 2742 * @param state The state that we are moving in or out of -- either ALL_APPS or CUSTOMIZE 2743 * @param scaleFactor The scale factor used for the zoom 2744 */ 2745 private void setPivotsForZoom(View view, State state, float scaleFactor) { 2746 final int height = view.getHeight(); 2747 2748 view.setPivotX(view.getWidth() / 2.0f); 2749 // Set pivotY so that at the starting zoom factor, the view is partially 2750 // visible. Modifying initialHeightFactor changes how much of the view is 2751 // initially showing, and hence the perceived angle from which the view enters. 2752 if (state == State.ALL_APPS) { 2753 final float initialHeightFactor = 0.175f; 2754 view.setPivotY((1 - initialHeightFactor) * height); 2755 } else { 2756 final float initialHeightFactor = 0.2f; 2757 view.setPivotY(-initialHeightFactor * height); 2758 } 2759 } 2760 2761 /** 2762 * Zoom the camera out from the workspace to reveal 'toView'. 2763 * Assumes that the view to show is anchored at either the very top or very bottom 2764 * of the screen. 2765 * @param toState The state to zoom out to. Must be ALL_APPS or CUSTOMIZE. 2766 */ 2767 private void cameraZoomOut(State toState, boolean animated) { 2768 final Resources res = getResources(); 2769 final boolean toAllApps = (toState == State.ALL_APPS); 2770 2771 final int duration = toAllApps ? 2772 res.getInteger(R.integer.config_allAppsZoomInTime) : 2773 res.getInteger(R.integer.config_customizeZoomInTime); 2774 final int fadeDuration = toAllApps ? 2775 res.getInteger(R.integer.config_allAppsFadeInTime) : 2776 res.getInteger(R.integer.config_customizeFadeInTime); 2777 2778 final float scale = toAllApps ? 2779 (float) res.getInteger(R.integer.config_allAppsZoomScaleFactor) : 2780 (float) res.getInteger(R.integer.config_customizeZoomScaleFactor); 2781 2782 final View toView = toAllApps ? (View) mAllAppsGrid : mHomeCustomizationDrawer; 2783 2784 setPivotsForZoom(toView, toState, scale); 2785 2786 if (toAllApps) { 2787 mWorkspace.shrink(ShrinkState.BOTTOM_HIDDEN, animated); 2788 } else { 2789 mWorkspace.shrink(ShrinkState.TOP, animated); 2790 } 2791 2792 if (animated) { 2793 final ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2794 scaleAnim.setInterpolator(new Workspace.ZoomOutInterpolator()); 2795 scaleAnim.addUpdateListener(new AnimatorUpdateListener() { 2796 public void onAnimationUpdate(ValueAnimator animation) { 2797 final float b = (Float) animation.getAnimatedValue(); 2798 final float a = 1f - b; 2799 ((View) toView.getParent()).fastInvalidate(); 2800 toView.setFastScaleX(a * scale + b * 1f); 2801 toView.setFastScaleY(a * scale + b * 1f); 2802 } 2803 }); 2804 2805 if (toAllApps) { 2806 toView.setFastAlpha(0f); 2807 ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration); 2808 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2809 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2810 public void onAnimationUpdate(ValueAnimator animation) { 2811 final float b = (Float) animation.getAnimatedValue(); 2812 final float a = 1f - b; 2813 // don't need to invalidate because we do so above 2814 toView.setFastAlpha(a * 0f + b * 1f); 2815 } 2816 }); 2817 alphaAnim.start(); 2818 } 2819 2820 if (toView instanceof LauncherTransitionable) { 2821 ((LauncherTransitionable) toView).onLauncherTransitionStart(scaleAnim); 2822 } 2823 scaleAnim.addListener(new AnimatorListenerAdapter() { 2824 @Override 2825 public void onAnimationStart(Animator animation) { 2826 // Prepare the position 2827 toView.setTranslationX(0.0f); 2828 toView.setTranslationY(0.0f); 2829 toView.setVisibility(View.VISIBLE); 2830 if (!toAllApps) { 2831 toView.setFastAlpha(1.0f); 2832 } 2833 } 2834 @Override 2835 public void onAnimationEnd(Animator animation) { 2836 // If we don't set the final scale values here, if this animation is cancelled 2837 // it will have the wrong scale value and subsequent cameraPan animations will 2838 // not fix that 2839 toView.setScaleX(1.0f); 2840 toView.setScaleY(1.0f); 2841 if (toView instanceof LauncherTransitionable) { 2842 ((LauncherTransitionable) toView).onLauncherTransitionEnd(scaleAnim); 2843 } 2844 } 2845 }); 2846 2847 AnimatorSet toolbarHideAnim = new AnimatorSet(); 2848 AnimatorSet toolbarShowAnim = new AnimatorSet(); 2849 hideAndShowToolbarButtons(toState, toolbarShowAnim, toolbarHideAnim); 2850 2851 // toView should appear right at the end of the workspace shrink animation 2852 final int startDelay = 0; 2853 2854 if (mStateAnimation != null) mStateAnimation.cancel(); 2855 mStateAnimation = new AnimatorSet(); 2856 mStateAnimation.playTogether(scaleAnim, toolbarHideAnim); 2857 mStateAnimation.play(scaleAnim).after(startDelay); 2858 2859 // Show the new toolbar buttons just as the main animation is ending 2860 final int fadeInTime = res.getInteger(R.integer.config_toolbarButtonFadeInTime); 2861 mStateAnimation.play(toolbarShowAnim).after(duration + startDelay - fadeInTime); 2862 mStateAnimation.start(); 2863 } else { 2864 toView.setTranslationX(0.0f); 2865 toView.setTranslationY(0.0f); 2866 toView.setScaleX(1.0f); 2867 toView.setScaleY(1.0f); 2868 toView.setVisibility(View.VISIBLE); 2869 if (toView instanceof LauncherTransitionable) { 2870 ((LauncherTransitionable) toView).onLauncherTransitionStart(null); 2871 ((LauncherTransitionable) toView).onLauncherTransitionEnd(null); 2872 } 2873 hideAndShowToolbarButtons(toState, null, null); 2874 } 2875 } 2876 2877 /** 2878 * Zoom the camera back into the workspace, hiding 'fromView'. 2879 * This is the opposite of cameraZoomOut. 2880 * @param fromState The current state (must be ALL_APPS or CUSTOMIZE). 2881 * @param animated If true, the transition will be animated. 2882 */ 2883 private void cameraZoomIn(State fromState, boolean animated) { 2884 cameraZoomIn(fromState, animated, false); 2885 } 2886 2887 private void cameraZoomIn(State fromState, boolean animated, boolean springLoaded) { 2888 Resources res = getResources(); 2889 final boolean fromAllApps = (fromState == State.ALL_APPS); 2890 2891 int duration = fromAllApps ? 2892 res.getInteger(R.integer.config_allAppsZoomOutTime) : 2893 res.getInteger(R.integer.config_customizeZoomOutTime); 2894 2895 final float scaleFactor = fromAllApps ? 2896 (float) res.getInteger(R.integer.config_allAppsZoomScaleFactor) : 2897 (float) res.getInteger(R.integer.config_customizeZoomScaleFactor); 2898 2899 final View fromView = fromAllApps ? (View) mAllAppsGrid : mHomeCustomizationDrawer; 2900 2901 mCustomizePagedView.endChoiceMode(); 2902 mAllAppsPagedView.endChoiceMode(); 2903 2904 setPivotsForZoom(fromView, fromState, scaleFactor); 2905 2906 if (!springLoaded) { 2907 mWorkspace.unshrink(animated); 2908 } 2909 2910 if (animated) { 2911 if (mStateAnimation != null) mStateAnimation.cancel(); 2912 mStateAnimation = new AnimatorSet(); 2913 2914 final float oldScaleX = fromView.getScaleX(); 2915 final float oldScaleY = fromView.getScaleY(); 2916 2917 ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration); 2918 scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator()); 2919 scaleAnim.addUpdateListener(new AnimatorUpdateListener() { 2920 public void onAnimationUpdate(ValueAnimator animation) { 2921 final float b = (Float) animation.getAnimatedValue(); 2922 final float a = 1f - b; 2923 ((View)fromView.getParent()).fastInvalidate(); 2924 fromView.setFastScaleX(a * oldScaleX + b * scaleFactor); 2925 fromView.setFastScaleY(a * oldScaleY + b * scaleFactor); 2926 } 2927 }); 2928 final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f); 2929 alphaAnim.setDuration(res.getInteger(R.integer.config_allAppsFadeOutTime)); 2930 alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f)); 2931 alphaAnim.addUpdateListener(new AnimatorUpdateListener() { 2932 public void onAnimationUpdate(ValueAnimator animation) { 2933 final float b = (Float) animation.getAnimatedValue(); 2934 final float a = 1f - b; 2935 // don't need to invalidate because we do so above 2936 fromView.setFastAlpha(a * 1f + b * 0f); 2937 } 2938 }); 2939 if (fromView instanceof LauncherTransitionable) { 2940 ((LauncherTransitionable) fromView).onLauncherTransitionStart(alphaAnim); 2941 } 2942 alphaAnim.addListener(new AnimatorListenerAdapter() { 2943 @Override 2944 public void onAnimationEnd(Animator animation) { 2945 fromView.setVisibility(View.GONE); 2946 if (fromView instanceof LauncherTransitionable) { 2947 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(alphaAnim); 2948 } 2949 } 2950 }); 2951 2952 AnimatorSet toolbarHideAnim = new AnimatorSet(); 2953 AnimatorSet toolbarShowAnim = new AnimatorSet(); 2954 if (!springLoaded) { 2955 hideAndShowToolbarButtons(State.WORKSPACE, toolbarShowAnim, toolbarHideAnim); 2956 } 2957 2958 mStateAnimation.playTogether(scaleAnim, toolbarHideAnim, alphaAnim); 2959 2960 // Show the new toolbar buttons at the very end of the whole animation 2961 final int fadeInTime = res.getInteger(R.integer.config_toolbarButtonFadeInTime); 2962 final int unshrinkTime = res.getInteger(R.integer.config_workspaceUnshrinkTime); 2963 mStateAnimation.play(toolbarShowAnim).after(unshrinkTime - fadeInTime); 2964 mStateAnimation.start(); 2965 } else { 2966 fromView.setVisibility(View.GONE); 2967 if (fromView instanceof LauncherTransitionable) { 2968 ((LauncherTransitionable) fromView).onLauncherTransitionStart(null); 2969 ((LauncherTransitionable) fromView).onLauncherTransitionEnd(null); 2970 } 2971 if (!springLoaded) { 2972 hideAndShowToolbarButtons(State.WORKSPACE, null, null); 2973 } 2974 } 2975 } 2976 2977 void showAllApps(boolean animated) { 2978 if (mState != State.WORKSPACE) { 2979 return; 2980 } 2981 2982 if (LauncherApplication.isScreenXLarge()) { 2983 cameraZoomOut(State.ALL_APPS, animated); 2984 } else { 2985 mAllAppsGrid.zoom(1.0f, animated); 2986 } 2987 2988 ((View) mAllAppsGrid).setFocusable(true); 2989 ((View) mAllAppsGrid).requestFocus(); 2990 2991 // TODO: fade these two too 2992 mDeleteZone.setVisibility(View.GONE); 2993 2994 // Change the state *after* we've called all the transition code 2995 mState = State.ALL_APPS; 2996 2997 // Pause the auto-advance of widgets until we are out of AllApps 2998 mUserPresent = false; 2999 updateRunning(); 3000 3001 // send an accessibility event to announce the context change 3002 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 3003 } 3004 3005 void showWorkspace(boolean animated) { 3006 showWorkspace(animated, null); 3007 } 3008 3009 void showWorkspace(boolean animated, CellLayout layout) { 3010 if (layout != null) { 3011 // always animated, but that's ok since we never specify a layout and 3012 // want no animation 3013 mWorkspace.unshrink(layout); 3014 } else { 3015 mWorkspace.unshrink(animated); 3016 } 3017 if (mState == State.ALL_APPS) { 3018 closeAllApps(animated); 3019 } else if (mState == State.CUSTOMIZE) { 3020 hideCustomizationDrawer(animated); 3021 } 3022 3023 // Change the state *after* we've called all the transition code 3024 mState = State.WORKSPACE; 3025 3026 // Resume the auto-advance of widgets 3027 mUserPresent = true; 3028 updateRunning(); 3029 3030 // send an accessibility event to announce the context change 3031 getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); 3032 } 3033 3034 void enterSpringLoadedDragMode(CellLayout layout) { 3035 mWorkspace.enterSpringLoadedDragMode(layout); 3036 if (mState == State.ALL_APPS) { 3037 cameraZoomIn(State.ALL_APPS, true, true); 3038 mState = State.ALL_APPS_SPRING_LOADED; 3039 } else if (mState == State.CUSTOMIZE) { 3040 cameraZoomIn(State.CUSTOMIZE, true, true); 3041 mState = State.CUSTOMIZE_SPRING_LOADED; 3042 }/* else { 3043 // we're already in spring loaded mode; don't do anything 3044 }*/ 3045 } 3046 3047 void exitSpringLoadedDragMode() { 3048 if (mState == State.ALL_APPS_SPRING_LOADED) { 3049 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.BOTTOM_VISIBLE); 3050 cameraZoomOut(State.ALL_APPS, true); 3051 mState = State.ALL_APPS; 3052 } else if (mState == State.CUSTOMIZE_SPRING_LOADED) { 3053 mWorkspace.exitSpringLoadedDragMode(Workspace.ShrinkState.TOP); 3054 cameraZoomOut(State.CUSTOMIZE, true); 3055 mState = State.CUSTOMIZE; 3056 }/* else { 3057 // we're not in spring loaded mode; don't do anything 3058 }*/ 3059 } 3060 3061 /** 3062 * Things to test when changing this code. 3063 * - Home from workspace 3064 * - from center screen 3065 * - from other screens 3066 * - Home from all apps 3067 * - from center screen 3068 * - from other screens 3069 * - Back from all apps 3070 * - from center screen 3071 * - from other screens 3072 * - Launch app from workspace and quit 3073 * - with back 3074 * - with home 3075 * - Launch app from all apps and quit 3076 * - with back 3077 * - with home 3078 * - Go to a screen that's not the default, then all 3079 * apps, and launch and app, and go back 3080 * - with back 3081 * -with home 3082 * - On workspace, long press power and go back 3083 * - with back 3084 * - with home 3085 * - On all apps, long press power and go back 3086 * - with back 3087 * - with home 3088 * - On workspace, power off 3089 * - On all apps, power off 3090 * - Launch an app and turn off the screen while in that app 3091 * - Go back with home key 3092 * - Go back with back key TODO: make this not go to workspace 3093 * - From all apps 3094 * - From workspace 3095 * - Enter and exit car mode (becuase it causes an extra configuration changed) 3096 * - From all apps 3097 * - From the center workspace 3098 * - From another workspace 3099 */ 3100 void closeAllApps(boolean animated) { 3101 if (mState == State.ALL_APPS || mState == State.ALL_APPS_SPRING_LOADED) { 3102 mWorkspace.setVisibility(View.VISIBLE); 3103 if (LauncherApplication.isScreenXLarge()) { 3104 cameraZoomIn(State.ALL_APPS, animated); 3105 } else { 3106 mAllAppsGrid.zoom(0.0f, animated); 3107 } 3108 ((View)mAllAppsGrid).setFocusable(false); 3109 ((CellLayout) mWorkspace.getChildAt(mWorkspace.getCurrentPage())).getChildrenLayout().requestFocus(); 3110 } 3111 } 3112 3113 void lockAllApps() { 3114 // TODO 3115 } 3116 3117 void unlockAllApps() { 3118 // TODO 3119 } 3120 3121 // Show the customization drawer (only exists in x-large configuration) 3122 private void showCustomizationDrawer(boolean animated) { 3123 if (mState != State.WORKSPACE) { 3124 return; 3125 } 3126 3127 cameraZoomOut(State.CUSTOMIZE, animated); 3128 3129 // Change the state *after* we've called all the transition code 3130 mState = State.CUSTOMIZE; 3131 3132 // Pause the auto-advance of widgets until we are out of Customization drawer 3133 mUserPresent = false; 3134 updateRunning(); 3135 } 3136 3137 // Hide the customization drawer (only exists in x-large configuration) 3138 void hideCustomizationDrawer(boolean animated) { 3139 if (mState == State.CUSTOMIZE || mState == State.CUSTOMIZE_SPRING_LOADED) { 3140 cameraZoomIn(State.CUSTOMIZE, animated); 3141 } 3142 } 3143 3144 /** 3145 * Add an item from all apps or customize onto the given workspace screen. 3146 * If layout is null, add to the current screen. 3147 */ 3148 void addExternalItemToScreen(ItemInfo itemInfo, final CellLayout layout) { 3149 if (!mWorkspace.addExternalItemToScreen(itemInfo, layout)) { 3150 showOutOfSpaceMessage(); 3151 } else { 3152 layout.animateDrop(); 3153 } 3154 } 3155 3156 void onWorkspaceClick(CellLayout layout) { 3157 showWorkspace(true, layout); 3158 } 3159 3160 private Drawable getExternalPackageToolbarIcon(ComponentName activityName) { 3161 try { 3162 PackageManager packageManager = getPackageManager(); 3163 // Look for the toolbar icon specified in the activity meta-data 3164 Bundle metaData = packageManager.getActivityInfo( 3165 activityName, PackageManager.GET_META_DATA).metaData; 3166 if (metaData != null) { 3167 int iconResId = metaData.getInt(TOOLBAR_ICON_METADATA_NAME); 3168 if (iconResId != 0) { 3169 Resources res = packageManager.getResourcesForActivity(activityName); 3170 return res.getDrawable(iconResId); 3171 } 3172 } 3173 } catch (NameNotFoundException e) { 3174 // Do nothing 3175 } 3176 return null; 3177 } 3178 3179 // if successful in getting icon, return it; otherwise, set button to use default drawable 3180 private Drawable.ConstantState updateTextButtonWithIconFromExternalActivity( 3181 int buttonId, ComponentName activityName, int fallbackDrawableId) { 3182 TextView button = (TextView) findViewById(buttonId); 3183 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 3184 3185 // If we were unable to find the icon via the meta-data, use a generic one 3186 if (toolbarIcon == null) { 3187 button.setCompoundDrawablesWithIntrinsicBounds(fallbackDrawableId, 0, 0, 0); 3188 return null; 3189 } else { 3190 button.setCompoundDrawablesWithIntrinsicBounds(toolbarIcon, null, null, null); 3191 return toolbarIcon.getConstantState(); 3192 } 3193 } 3194 3195 // if successful in getting icon, return it; otherwise, set button to use default drawable 3196 private Drawable.ConstantState updateButtonWithIconFromExternalActivity( 3197 int buttonId, ComponentName activityName, int fallbackDrawableId) { 3198 ImageView button = (ImageView) findViewById(buttonId); 3199 Drawable toolbarIcon = getExternalPackageToolbarIcon(activityName); 3200 3201 // If we were unable to find the icon via the meta-data, use a generic one 3202 if (toolbarIcon == null) { 3203 button.setImageResource(fallbackDrawableId); 3204 return null; 3205 } else { 3206 button.setImageDrawable(toolbarIcon); 3207 return toolbarIcon.getConstantState(); 3208 } 3209 } 3210 3211 private void updateTextButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3212 TextView button = (TextView) findViewById(buttonId); 3213 button.setCompoundDrawables(d.newDrawable(getResources()), null, null, null); 3214 } 3215 3216 private void updateButtonWithDrawable(int buttonId, Drawable.ConstantState d) { 3217 ImageView button = (ImageView) findViewById(buttonId); 3218 button.setImageDrawable(d.newDrawable(getResources())); 3219 } 3220 3221 private void updateGlobalSearchIcon() { 3222 if (LauncherApplication.isScreenXLarge()) { 3223 final SearchManager searchManager = 3224 (SearchManager) getSystemService(Context.SEARCH_SERVICE); 3225 ComponentName activityName = searchManager.getGlobalSearchActivity(); 3226 if (activityName != null) { 3227 sGlobalSearchIcon = updateButtonWithIconFromExternalActivity( 3228 R.id.search_button, activityName, R.drawable.ic_generic_search); 3229 } else { 3230 findViewById(R.id.search_button).setVisibility(View.GONE); 3231 } 3232 } 3233 } 3234 3235 private void updateGlobalSearchIcon(Drawable.ConstantState d) { 3236 updateButtonWithDrawable(R.id.search_button, d); 3237 } 3238 3239 private void updateVoiceSearchIcon() { 3240 if (LauncherApplication.isScreenXLarge()) { 3241 Intent intent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH); 3242 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3243 if (activityName != null) { 3244 sVoiceSearchIcon = updateButtonWithIconFromExternalActivity( 3245 R.id.voice_button, activityName, R.drawable.ic_voice_search); 3246 } else { 3247 findViewById(R.id.voice_button).setVisibility(View.GONE); 3248 } 3249 } 3250 } 3251 3252 private void updateVoiceSearchIcon(Drawable.ConstantState d) { 3253 updateButtonWithDrawable(R.id.voice_button, d); 3254 } 3255 3256 /** 3257 * Sets the app market icon (shown when all apps is visible on x-large screens) 3258 */ 3259 private void updateAppMarketIcon() { 3260 if (LauncherApplication.isScreenXLarge()) { 3261 Intent intent = new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET); 3262 // Find the app market activity by resolving an intent. 3263 // (If multiple app markets are installed, it will return the ResolverActivity.) 3264 ComponentName activityName = intent.resolveActivity(getPackageManager()); 3265 if (activityName != null) { 3266 mAppMarketIntent = intent; 3267 sAppMarketIcon = updateTextButtonWithIconFromExternalActivity( 3268 R.id.market_button, activityName, R.drawable.app_market_generic); 3269 } 3270 } 3271 } 3272 3273 private void updateAppMarketIcon(Drawable.ConstantState d) { 3274 updateTextButtonWithDrawable(R.id.market_button, d); 3275 } 3276 3277 /** 3278 * Displays the shortcut creation dialog and launches, if necessary, the 3279 * appropriate activity. 3280 */ 3281 private class CreateShortcut implements DialogInterface.OnClickListener, 3282 DialogInterface.OnCancelListener, DialogInterface.OnDismissListener, 3283 DialogInterface.OnShowListener { 3284 3285 private AddAdapter mAdapter; 3286 3287 Dialog createDialog() { 3288 mAdapter = new AddAdapter(Launcher.this); 3289 3290 final AlertDialog.Builder builder = new AlertDialog.Builder(Launcher.this); 3291 builder.setTitle(getString(R.string.menu_item_add_item)); 3292 builder.setAdapter(mAdapter, this); 3293 3294 builder.setInverseBackgroundForced(true); 3295 3296 AlertDialog dialog = builder.create(); 3297 dialog.setOnCancelListener(this); 3298 dialog.setOnDismissListener(this); 3299 dialog.setOnShowListener(this); 3300 3301 return dialog; 3302 } 3303 3304 public void onCancel(DialogInterface dialog) { 3305 mWaitingForResult = false; 3306 cleanup(); 3307 } 3308 3309 public void onDismiss(DialogInterface dialog) { 3310 } 3311 3312 private void cleanup() { 3313 try { 3314 dismissDialog(DIALOG_CREATE_SHORTCUT); 3315 } catch (Exception e) { 3316 // An exception is thrown if the dialog is not visible, which is fine 3317 } 3318 } 3319 3320 /** 3321 * Handle the action clicked in the "Add to home" dialog. 3322 */ 3323 public void onClick(DialogInterface dialog, int which) { 3324 Resources res = getResources(); 3325 cleanup(); 3326 3327 switch (which) { 3328 case AddAdapter.ITEM_SHORTCUT: { 3329 pickShortcut(); 3330 break; 3331 } 3332 3333 case AddAdapter.ITEM_APPWIDGET: { 3334 int appWidgetId = Launcher.this.mAppWidgetHost.allocateAppWidgetId(); 3335 3336 Intent pickIntent = new Intent(AppWidgetManager.ACTION_APPWIDGET_PICK); 3337 pickIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); 3338 // start the pick activity 3339 startActivityForResult(pickIntent, REQUEST_PICK_APPWIDGET); 3340 break; 3341 } 3342 3343 case AddAdapter.ITEM_LIVE_FOLDER: { 3344 // Insert extra item to handle inserting folder 3345 Bundle bundle = new Bundle(); 3346 3347 ArrayList<String> shortcutNames = new ArrayList<String>(); 3348 shortcutNames.add(res.getString(R.string.group_folder)); 3349 bundle.putStringArrayList(Intent.EXTRA_SHORTCUT_NAME, shortcutNames); 3350 3351 ArrayList<ShortcutIconResource> shortcutIcons = 3352 new ArrayList<ShortcutIconResource>(); 3353 shortcutIcons.add(ShortcutIconResource.fromContext(Launcher.this, 3354 R.drawable.ic_launcher_folder)); 3355 bundle.putParcelableArrayList(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, shortcutIcons); 3356 3357 Intent pickIntent = new Intent(Intent.ACTION_PICK_ACTIVITY); 3358 pickIntent.putExtra(Intent.EXTRA_INTENT, 3359 new Intent(LiveFolders.ACTION_CREATE_LIVE_FOLDER)); 3360 pickIntent.putExtra(Intent.EXTRA_TITLE, 3361 getText(R.string.title_select_live_folder)); 3362 pickIntent.putExtras(bundle); 3363 3364 startActivityForResult(pickIntent, REQUEST_PICK_LIVE_FOLDER); 3365 break; 3366 } 3367 3368 case AddAdapter.ITEM_WALLPAPER: { 3369 startWallpaper(); 3370 break; 3371 } 3372 } 3373 } 3374 3375 public void onShow(DialogInterface dialog) { 3376 mWaitingForResult = true; 3377 } 3378 } 3379 3380 /** 3381 * Receives notifications when applications are added/removed. 3382 */ 3383 private class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { 3384 @Override 3385 public void onReceive(Context context, Intent intent) { 3386 closeSystemDialogs(); 3387 String reason = intent.getStringExtra("reason"); 3388 if (!"homekey".equals(reason)) { 3389 boolean animate = true; 3390 if (mPaused || "lock".equals(reason)) { 3391 animate = false; 3392 } 3393 showWorkspace(animate); 3394 } 3395 } 3396 } 3397 3398 /** 3399 * Receives notifications whenever the appwidgets are reset. 3400 */ 3401 private class AppWidgetResetObserver extends ContentObserver { 3402 public AppWidgetResetObserver() { 3403 super(new Handler()); 3404 } 3405 3406 @Override 3407 public void onChange(boolean selfChange) { 3408 onAppWidgetReset(); 3409 } 3410 } 3411 3412 /** 3413 * If the activity is currently paused, signal that we need to re-run the loader 3414 * in onResume. 3415 * 3416 * This needs to be called from incoming places where resources might have been loaded 3417 * while we are paused. That is becaues the Configuration might be wrong 3418 * when we're not running, and if it comes back to what it was when we 3419 * were paused, we are not restarted. 3420 * 3421 * Implementation of the method from LauncherModel.Callbacks. 3422 * 3423 * @return true if we are currently paused. The caller might be able to 3424 * skip some work in that case since we will come back again. 3425 */ 3426 public boolean setLoadOnResume() { 3427 if (mPaused) { 3428 Log.i(TAG, "setLoadOnResume"); 3429 mOnResumeNeedsLoad = true; 3430 return true; 3431 } else { 3432 return false; 3433 } 3434 } 3435 3436 /** 3437 * Implementation of the method from LauncherModel.Callbacks. 3438 */ 3439 public int getCurrentWorkspaceScreen() { 3440 if (mWorkspace != null) { 3441 return mWorkspace.getCurrentPage(); 3442 } else { 3443 return SCREEN_COUNT / 2; 3444 } 3445 } 3446 3447 void setAllAppsPagedView(AllAppsPagedView view) { 3448 mAllAppsPagedView = view; 3449 } 3450 3451 /** 3452 * Refreshes the shortcuts shown on the workspace. 3453 * 3454 * Implementation of the method from LauncherModel.Callbacks. 3455 */ 3456 public void startBinding() { 3457 final Workspace workspace = mWorkspace; 3458 int count = workspace.getChildCount(); 3459 for (int i = 0; i < count; i++) { 3460 // Use removeAllViewsInLayout() to avoid an extra requestLayout() and invalidate(). 3461 final CellLayout layoutParent = (CellLayout) workspace.getChildAt(i); 3462 layoutParent.removeAllViewsInLayout(); 3463 } 3464 3465 if (DEBUG_USER_INTERFACE) { 3466 android.widget.Button finishButton = new android.widget.Button(this); 3467 finishButton.setText("Finish"); 3468 workspace.addInScreen(finishButton, 1, 0, 0, 1, 1); 3469 3470 finishButton.setOnClickListener(new android.widget.Button.OnClickListener() { 3471 public void onClick(View v) { 3472 finish(); 3473 } 3474 }); 3475 } 3476 3477 // This wasn't being called before which resulted in a leak of AppWidgetHostViews (through 3478 // mDesktopItems -> AppWidgetInfo -> hostView). 3479 unbindDesktopItems(); 3480 } 3481 3482 /** 3483 * Bind the items start-end from the list. 3484 * 3485 * Implementation of the method from LauncherModel.Callbacks. 3486 */ 3487 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end) { 3488 3489 setLoadOnResume(); 3490 3491 final Workspace workspace = mWorkspace; 3492 3493 for (int i=start; i<end; i++) { 3494 final ItemInfo item = shortcuts.get(i); 3495 mDesktopItems.add(item); 3496 switch (item.itemType) { 3497 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 3498 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 3499 final View shortcut = createShortcut((ShortcutInfo)item); 3500 workspace.addInScreen(shortcut, item.screen, item.cellX, item.cellY, 1, 1, 3501 false); 3502 break; 3503 case LauncherSettings.Favorites.ITEM_TYPE_USER_FOLDER: 3504 final FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, 3505 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3506 (UserFolderInfo) item, mIconCache); 3507 workspace.addInScreen(newFolder, item.screen, item.cellX, item.cellY, 1, 1, 3508 false); 3509 break; 3510 case LauncherSettings.Favorites.ITEM_TYPE_LIVE_FOLDER: 3511 final FolderIcon newLiveFolder = LiveFolderIcon.fromXml( 3512 R.layout.live_folder_icon, this, 3513 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), 3514 (LiveFolderInfo) item); 3515 workspace.addInScreen(newLiveFolder, item.screen, item.cellX, item.cellY, 1, 1, 3516 false); 3517 break; 3518 } 3519 } 3520 3521 workspace.requestLayout(); 3522 } 3523 3524 /** 3525 * Implementation of the method from LauncherModel.Callbacks. 3526 */ 3527 public void bindFolders(HashMap<Long, FolderInfo> folders) { 3528 setLoadOnResume(); 3529 sFolders.clear(); 3530 sFolders.putAll(folders); 3531 } 3532 3533 /** 3534 * Add the views for a widget to the workspace. 3535 * 3536 * Implementation of the method from LauncherModel.Callbacks. 3537 */ 3538 public void bindAppWidget(LauncherAppWidgetInfo item) { 3539 setLoadOnResume(); 3540 3541 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; 3542 if (DEBUG_WIDGETS) { 3543 Log.d(TAG, "bindAppWidget: " + item); 3544 } 3545 final Workspace workspace = mWorkspace; 3546 3547 final int appWidgetId = item.appWidgetId; 3548 final AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId); 3549 if (DEBUG_WIDGETS) { 3550 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); 3551 } 3552 3553 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); 3554 3555 item.hostView.setAppWidget(appWidgetId, appWidgetInfo); 3556 item.hostView.setTag(item); 3557 3558 workspace.addInScreen(item.hostView, item.screen, item.cellX, 3559 item.cellY, item.spanX, item.spanY, false); 3560 3561 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); 3562 3563 workspace.requestLayout(); 3564 3565 mDesktopItems.add(item); 3566 3567 if (DEBUG_WIDGETS) { 3568 Log.d(TAG, "bound widget id="+item.appWidgetId+" in " 3569 + (SystemClock.uptimeMillis()-start) + "ms"); 3570 } 3571 } 3572 3573 /** 3574 * Callback saying that there aren't any more items to bind. 3575 * 3576 * Implementation of the method from LauncherModel.Callbacks. 3577 */ 3578 public void finishBindingItems() { 3579 setLoadOnResume(); 3580 3581 if (mSavedState != null) { 3582 if (!mWorkspace.hasFocus()) { 3583 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); 3584 } 3585 3586 final long[] userFolders = mSavedState.getLongArray(RUNTIME_STATE_USER_FOLDERS); 3587 if (userFolders != null) { 3588 for (long folderId : userFolders) { 3589 final FolderInfo info = sFolders.get(folderId); 3590 if (info != null) { 3591 openFolder(info); 3592 } 3593 } 3594 final Folder openFolder = mWorkspace.getOpenFolder(); 3595 if (openFolder != null) { 3596 openFolder.requestFocus(); 3597 } 3598 } 3599 3600 mSavedState = null; 3601 } 3602 3603 if (mSavedInstanceState != null) { 3604 super.onRestoreInstanceState(mSavedInstanceState); 3605 mSavedInstanceState = null; 3606 } 3607 3608 // Workaround a bug that occurs when rotating the device while the customization mode is 3609 // open, we trigger a new layout on all the CellLayout children. 3610 if (LauncherApplication.isScreenXLarge() && (mState == State.CUSTOMIZE)) { 3611 final int childCount = mWorkspace.getChildCount(); 3612 for (int i = 0; i < childCount; ++i) { 3613 mWorkspace.getChildAt(i).requestLayout(); 3614 } 3615 } 3616 3617 mWorkspaceLoading = false; 3618 3619 // If we received the result of any pending adds while the loader was running (e.g. the 3620 // widget configuration forced an orientation change), process them now. 3621 for (int i = 0; i < sPendingAddList.size(); i++) { 3622 completeAdd(sPendingAddList.get(i)); 3623 } 3624 sPendingAddList.clear(); 3625 } 3626 3627 /** 3628 * Updates the icons on the launcher that are affected by changes to the package list 3629 * on the device. 3630 */ 3631 private void updateIconsAffectedByPackageManagerChanges() { 3632 updateAppMarketIcon(); 3633 updateGlobalSearchIcon(); 3634 updateVoiceSearchIcon(); 3635 } 3636 3637 /** 3638 * Add the icons for all apps. 3639 * 3640 * Implementation of the method from LauncherModel.Callbacks. 3641 */ 3642 public void bindAllApplications(ArrayList<ApplicationInfo> apps) { 3643 mAllAppsGrid.setApps(apps); 3644 if (mCustomizePagedView != null) { 3645 mCustomizePagedView.setApps(apps); 3646 } 3647 updateIconsAffectedByPackageManagerChanges(); 3648 } 3649 3650 /** 3651 * A package was installed. 3652 * 3653 * Implementation of the method from LauncherModel.Callbacks. 3654 */ 3655 public void bindAppsAdded(ArrayList<ApplicationInfo> apps) { 3656 setLoadOnResume(); 3657 removeDialog(DIALOG_CREATE_SHORTCUT); 3658 mAllAppsGrid.addApps(apps); 3659 if (mCustomizePagedView != null) { 3660 mCustomizePagedView.addApps(apps); 3661 } 3662 updateIconsAffectedByPackageManagerChanges(); 3663 } 3664 3665 /** 3666 * A package was updated. 3667 * 3668 * Implementation of the method from LauncherModel.Callbacks. 3669 */ 3670 public void bindAppsUpdated(ArrayList<ApplicationInfo> apps) { 3671 setLoadOnResume(); 3672 removeDialog(DIALOG_CREATE_SHORTCUT); 3673 if (mWorkspace != null) { 3674 mWorkspace.updateShortcuts(apps); 3675 } 3676 if (mAllAppsGrid != null) { 3677 mAllAppsGrid.updateApps(apps); 3678 } 3679 if (mCustomizePagedView != null) { 3680 mCustomizePagedView.updateApps(apps); 3681 } 3682 updateIconsAffectedByPackageManagerChanges(); 3683 } 3684 3685 /** 3686 * A package was uninstalled. 3687 * 3688 * Implementation of the method from LauncherModel.Callbacks. 3689 */ 3690 public void bindAppsRemoved(ArrayList<ApplicationInfo> apps, boolean permanent) { 3691 removeDialog(DIALOG_CREATE_SHORTCUT); 3692 if (permanent) { 3693 mWorkspace.removeItems(apps); 3694 } 3695 mAllAppsGrid.removeApps(apps); 3696 if (mCustomizePagedView != null) { 3697 mCustomizePagedView.removeApps(apps); 3698 } 3699 updateIconsAffectedByPackageManagerChanges(); 3700 } 3701 3702 /** 3703 * A number of packages were updated. 3704 */ 3705 public void bindPackagesUpdated() { 3706 // update the customization drawer contents 3707 if (mCustomizePagedView != null) { 3708 mCustomizePagedView.update(); 3709 } 3710 } 3711 3712 private int mapConfigurationOriActivityInfoOri(int configOri) { 3713 final Display d = getWindowManager().getDefaultDisplay(); 3714 int naturalOri = Configuration.ORIENTATION_LANDSCAPE; 3715 switch (d.getRotation()) { 3716 case Surface.ROTATION_0: 3717 case Surface.ROTATION_180: 3718 // We are currently in the same basic orientation as the natural orientation 3719 naturalOri = configOri; 3720 break; 3721 case Surface.ROTATION_90: 3722 case Surface.ROTATION_270: 3723 // We are currently in the other basic orientation to the natural orientation 3724 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? 3725 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; 3726 break; 3727 } 3728 3729 int[] oriMap = { 3730 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, 3731 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, 3732 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, 3733 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE 3734 }; 3735 // Since the map starts at portrait, we need to offset if this device's natural orientation 3736 // is landscape. 3737 int indexOffset = 0; 3738 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { 3739 indexOffset = 1; 3740 } 3741 return oriMap[(d.getRotation() + indexOffset) % 4]; 3742 } 3743 public void lockScreenOrientation() { 3744 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources() 3745 .getConfiguration().orientation)); 3746 } 3747 public void unlockScreenOrientation() { 3748 mHandler.postDelayed(new Runnable() { 3749 public void run() { 3750 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); 3751 } 3752 }, mRestoreScreenOrientationDelay); 3753 } 3754 3755 /** 3756 * Prints out out state for debugging. 3757 */ 3758 public void dumpState() { 3759 Log.d(TAG, "BEGIN launcher2 dump state for launcher " + this); 3760 Log.d(TAG, "mSavedState=" + mSavedState); 3761 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); 3762 Log.d(TAG, "mRestoring=" + mRestoring); 3763 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); 3764 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); 3765 Log.d(TAG, "mDesktopItems.size=" + mDesktopItems.size()); 3766 Log.d(TAG, "sFolders.size=" + sFolders.size()); 3767 mModel.dumpState(); 3768 mAllAppsGrid.dumpState(); 3769 Log.d(TAG, "END launcher2 dump state"); 3770 } 3771} 3772 3773interface LauncherTransitionable { 3774 void onLauncherTransitionStart(Animator animation); 3775 void onLauncherTransitionEnd(Animator animation); 3776} 3777