Java tutorial
/* * Copyright (C) 2008 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.klinker.android.launcher.launcher3; import android.animation.Animator; import android.animation.AnimatorListenerAdapter; import android.animation.AnimatorSet; import android.animation.ObjectAnimator; import android.animation.PropertyValuesHolder; import android.animation.ValueAnimator; import android.annotation.SuppressLint; import android.annotation.TargetApi; import android.app.Activity; import android.app.ActivityManager; import android.app.ActivityOptions; import android.app.AlertDialog; import android.app.Fragment; import android.app.SearchManager; import android.appwidget.AppWidgetHostView; import android.appwidget.AppWidgetManager; import android.appwidget.AppWidgetProviderInfo; import android.content.ActivityNotFoundException; import android.content.BroadcastReceiver; import android.content.ComponentCallbacks2; import android.content.ComponentName; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.IntentFilter; import android.content.IntentSender; import android.content.ServiceConnection; import android.content.SharedPreferences; import android.content.pm.ActivityInfo; import android.content.pm.ApplicationInfo; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; import android.content.res.Configuration; import android.database.sqlite.SQLiteDatabase; import android.graphics.Bitmap; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Point; import android.graphics.PorterDuff; import android.graphics.Rect; import android.graphics.drawable.ColorDrawable; import android.graphics.drawable.Drawable; import android.net.Uri; import android.os.AsyncTask; import android.os.Build; import android.os.Bundle; import android.os.Environment; import android.os.Handler; import android.os.IBinder; import android.os.Message; import android.os.StrictMode; import android.os.SystemClock; import android.os.UserHandle; import android.support.v4.view.ViewPager; import android.text.Selection; import android.text.SpannableStringBuilder; import android.text.TextUtils; import android.text.method.TextKeyListener; import android.util.Log; import android.util.TypedValue; import android.view.Display; import android.view.Gravity; import android.view.HapticFeedbackConstants; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.Menu; import android.view.MotionEvent; import android.view.Surface; import android.view.View; import android.view.View.OnClickListener; import android.view.View.OnLongClickListener; import android.view.ViewGroup; import android.view.ViewStub; import android.view.ViewTreeObserver; import android.view.Window; import android.view.WindowManager; import android.view.accessibility.AccessibilityEvent; import android.view.animation.OvershootInterpolator; import android.view.inputmethod.InputMethodManager; import android.widget.Advanceable; import android.widget.FrameLayout; import android.widget.ImageView; import android.widget.TextView; import android.widget.Toast; import com.klinker.android.launcher.addons.PermissionModelUtil; import com.klinker.android.launcher.addons.PersisterService; import com.klinker.android.launcher.addons.pages.PagesFragmentAdapter; import com.klinker.android.launcher.addons.settings.*; import com.klinker.android.launcher.addons.settings.SettingsActivity; import com.klinker.android.launcher.addons.utils.GestureUtils; import com.klinker.android.launcher.addons.view.LauncherDrawerLayout; import com.klinker.android.launcher.api.BaseLauncherPage; import com.klinker.android.launcher.launcher3.DropTarget.DragObject; import com.klinker.android.launcher.launcher3.PagedView.PageSwitchListener; import com.klinker.android.launcher.launcher3.allapps.AllAppsContainerView; import com.klinker.android.launcher.launcher3.compat.AppWidgetManagerCompat; import com.klinker.android.launcher.launcher3.compat.LauncherActivityInfoCompat; import com.klinker.android.launcher.launcher3.compat.LauncherAppsCompat; import com.klinker.android.launcher.launcher3.compat.UserHandleCompat; import com.klinker.android.launcher.launcher3.compat.UserManagerCompat; import com.klinker.android.launcher.launcher3.model.WidgetsModel; import com.klinker.android.launcher.launcher3.util.ComponentKey; import com.klinker.android.launcher.launcher3.util.LongArrayMap; import com.klinker.android.launcher.launcher3.util.Thunk; import com.klinker.android.launcher.launcher3.widget.PendingAddWidgetInfo; import com.klinker.android.launcher.launcher3.widget.WidgetHostViewLoader; import com.klinker.android.launcher.launcher3.widget.WidgetsContainerView; import com.klinker.android.launcher.R; import com.klinker.android.launcher.launcher3.allapps.PredictiveAppsProvider; import java.io.File; import java.io.FileDescriptor; import java.io.FileOutputStream; import java.io.IOException; import java.io.PrintWriter; import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.text.DateFormat; import java.util.ArrayList; import java.util.Collection; import java.util.Date; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.concurrent.atomic.AtomicInteger; /** * Default launcher application. */ public class Launcher extends Activity implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks, View.OnTouchListener, PageSwitchListener, LauncherProviderChangeListener, LauncherStateTransitionAnimation.Callbacks { static final String TAG = "Launcher"; static final boolean LOGD = false; static final boolean PROFILE_STARTUP = false; static final boolean DEBUG_WIDGETS = true; static final boolean DEBUG_STRICT_MODE = false; static final boolean DEBUG_RESUME_TIME = false; static final boolean DEBUG_DUMP_LOG = false; static final boolean ENABLE_DEBUG_INTENTS = false; // allow DebugIntents to run private static final int REQUEST_CREATE_SHORTCUT = 1; private static final int REQUEST_CREATE_APPWIDGET = 5; private static final int REQUEST_PICK_APPWIDGET = 9; private static final int REQUEST_PICK_WALLPAPER = 10; private static final int REQUEST_BIND_APPWIDGET = 11; private static final int REQUEST_RECONFIGURE_APPWIDGET = 12; private static final int WORKSPACE_BACKGROUND_GRADIENT = 0; private static final int WORKSPACE_BACKGROUND_TRANSPARENT = 1; private static final int WORKSPACE_BACKGROUND_BLACK = 2; private static final float BOUNCE_ANIMATION_TENSION = 1.3f; /** * IntentStarter uses request codes starting with this. This must be greater than all activity * request codes used internally. */ protected static final int REQUEST_LAST = 100; static final int SCREEN_COUNT = 5; // To turn on these properties, type // adb shell setprop log.tag.PROPERTY_NAME [VERBOSE | SUPPRESS] static final String DUMP_STATE_PROPERTY = "launcher_dump_state"; // The Intent extra that defines whether to ignore the launch animation static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION = "com.klinker.android.launcher.launcher3.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION"; // Type: int private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen"; // Type: int private static final String RUNTIME_STATE = "launcher.state"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x"; // Type: int private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y"; // Type: parcelable private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info"; // Type: parcelable private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_ID = "launcher.add_widget_id"; // Type: int[] private static final String RUNTIME_STATE_VIEW_IDS = "launcher.view_ids"; static final String INTRO_SCREEN_DISMISSED = "launcher.intro_screen_dismissed"; static final String FIRST_RUN_ACTIVITY_DISPLAYED = "launcher.first_run_activity_displayed"; static final String FIRST_LOAD_COMPLETE = "launcher.first_load_complete"; static final String ACTION_FIRST_LOAD_COMPLETE = "com.klinker.android.launcher.launcher3.action.FIRST_LOAD_COMPLETE"; public static final String SHOW_WEIGHT_WATCHER = "debug.show_mem"; public static final boolean SHOW_WEIGHT_WATCHER_DEFAULT = false; private static final String QSB_WIDGET_ID = "qsb_widget_id"; private static final String QSB_WIDGET_PROVIDER = "qsb_widget_provider"; public static final String USER_HAS_MIGRATED = "launcher.user_migrated_from_old_data"; /** The different states that Launcher can be in. */ enum State { NONE, WORKSPACE, APPS, APPS_SPRING_LOADED, WIDGETS, WIDGETS_SPRING_LOADED } @Thunk State mState = State.WORKSPACE; @Thunk LauncherStateTransitionAnimation mStateTransitionAnimation; private boolean mIsSafeModeEnabled; LauncherOverlayCallbacks mLauncherOverlayCallbacks = new LauncherOverlayCallbacksImpl(); LauncherOverlay mLauncherOverlay; InsettableFrameLayout mLauncherOverlayContainer; static final int APPWIDGET_HOST_ID = 1024; public static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300; private static final int ON_ACTIVITY_RESULT_ANIMATION_DELAY = 500; private static final int ACTIVITY_START_DELAY = 1000; private HashMap<Integer, Integer> mItemIdToViewId = new HashMap<Integer, Integer>(); private static final AtomicInteger sNextGeneratedId = new AtomicInteger(1); // How long to wait before the new-shortcut animation automatically pans the workspace private static int NEW_APPS_PAGE_MOVE_DELAY = 500; private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 5; @Thunk static int NEW_APPS_ANIMATION_DELAY = 500; private final BroadcastReceiver mCloseSystemDialogsReceiver = new CloseSystemDialogsIntentReceiver(); private LayoutInflater mInflater; @Thunk Workspace mWorkspace; private View mLauncherView; private View mPageIndicators; @Thunk DragLayer mDragLayer; private DragController mDragController; private View mWeightWatcher; private AppWidgetManagerCompat mAppWidgetManager; private LauncherAppWidgetHost mAppWidgetHost; @Thunk ItemInfo mPendingAddInfo = new ItemInfo(); private LauncherAppWidgetProviderInfo mPendingAddWidgetInfo; private int mPendingAddWidgetId = -1; private int[] mTmpAddItemCellCoordinates = new int[2]; @Thunk Hotseat mHotseat; private ViewGroup mOverviewPanel; private View mAllAppsButton; private View mWidgetsButton; private SearchDropTargetBar mSearchDropTargetBar; // Main container view for the all apps screen. @Thunk AllAppsContainerView mAppsView; // Main container view and the model for the widget tray screen. @Thunk WidgetsContainerView mWidgetsView; @Thunk WidgetsModel mWidgetsModel; private boolean mAutoAdvanceRunning = false; private AppWidgetHostView mQsb; private Bundle mSavedState; // We set the state in both onCreate and then onNewIntent in some cases, which causes both // scroll issues (because the workspace may not have been measured yet) and extra work. // Instead, just save the state that we need to restore Launcher to, and commit it in onResume. private State mOnResumeState = State.NONE; private SpannableStringBuilder mDefaultKeySsb = null; @Thunk boolean mWorkspaceLoading = true; private boolean mPaused = true; private boolean mRestoring; private boolean mWaitingForResult; private boolean mOnResumeNeedsLoad; private ArrayList<Runnable> mBindOnResumeCallbacks = new ArrayList<Runnable>(); private ArrayList<Runnable> mOnResumeCallbacks = new ArrayList<Runnable>(); private Bundle mSavedInstanceState; private LauncherModel mModel; private IconCache mIconCache; @Thunk boolean mUserPresent = true; private boolean mVisible = false; private boolean mHasFocus = false; private boolean mAttached = false; private static LongArrayMap<FolderInfo> sFolders = new LongArrayMap<>(); private View.OnTouchListener mHapticFeedbackTouchListener; // Related to the auto-advancing of widgets private final int ADVANCE_MSG = 1; private final int mAdvanceInterval = 20000; private final int mAdvanceStagger = 250; private long mAutoAdvanceSentTime; private long mAutoAdvanceTimeLeft = -1; @Thunk HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = new HashMap<View, AppWidgetProviderInfo>(); // Determines how long to wait after a rotation before restoring the screen orientation to // match the sensor state. private final int mRestoreScreenOrientationDelay = 500; @Thunk Drawable mWorkspaceBackgroundDrawable; private final ArrayList<Integer> mSynchronouslyBoundPages = new ArrayList<Integer>(); private static final boolean DISABLE_SYNCHRONOUS_BINDING_CURRENT_PAGE = false; static final ArrayList<String> sDumpLogs = new ArrayList<String>(); static Date sDateStamp = new Date(); static DateFormat sDateFormat = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT); static long sRunStart = System.currentTimeMillis(); static final String CORRUPTION_EMAIL_SENT_KEY = "corruptionEmailSent"; // We only want to get the SharedPreferences once since it does an FS stat each time we get // it from the context. private SharedPreferences mSharedPrefs; // Holds the page that we need to animate to, and the icon views that we need to animate up // when we scroll to that page on resume. @Thunk ImageView mFolderIconImageView; private Bitmap mFolderIconBitmap; private Canvas mFolderIconCanvas; private Rect mRectForFolderAnimation = new Rect(); private DeviceProfile mDeviceProfile; // This is set to the view that launched the activity that navigated the user away from // launcher. Since there is no callback for when the activity has finished launching, enable // the press state and keep this reference to reset the press state when we return to launcher. private BubbleTextView mWaitingForResume; protected static HashMap<String, CustomAppWidget> sCustomAppWidgets = new HashMap<String, CustomAppWidget>(); private static final boolean ENABLE_CUSTOM_WIDGET_TEST = false; static { if (ENABLE_CUSTOM_WIDGET_TEST) { sCustomAppWidgets.put(DummyWidget.class.getName(), new DummyWidget()); } } // TODO: remove this field and call method directly when Launcher3 can depend on M APIs private static Method sClipRevealMethod = null; static { Class<?> activityOptionsClass = ActivityOptions.class; try { sClipRevealMethod = activityOptionsClass.getDeclaredMethod("makeClipRevealAnimation", View.class, int.class, int.class, int.class, int.class); } catch (Exception e) { // Earlier version } } @Thunk Runnable mBuildLayersRunnable = new Runnable() { public void run() { if (mWorkspace != null) { mWorkspace.buildPageHardwareLayers(); } } }; private static PendingAddArguments sPendingAddItem; @Thunk static class PendingAddArguments { int requestCode; Intent intent; long container; long screenId; int cellX; int cellY; int appWidgetId; } private Stats mStats; FocusIndicatorView mFocusHandler; private boolean mRotationEnabled = false; @Thunk void setOrientation() { if (mRotationEnabled) { unlockScreenOrientation(true); } else { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_NOSENSOR); } } private Runnable mUpdateOrientationRunnable = new Runnable() { public void run() { setOrientation(); } }; @Override protected void onCreate(Bundle savedInstanceState) { if (DEBUG_STRICT_MODE) { StrictMode.setThreadPolicy( new StrictMode.ThreadPolicy.Builder().detectDiskReads().detectDiskWrites().detectNetwork() // or .detectAll() for all detectable problems .penaltyLog().build()); StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder().detectLeakedSqlLiteObjects() .detectLeakedClosableObjects().penaltyLog().penaltyDeath().build()); } predictiveAppsProvider = new PredictiveAppsProvider(this); if (mLauncherCallbacks != null) { mLauncherCallbacks.preOnCreate(); } try { super.onCreate(savedInstanceState); } catch (Exception e) { super.onCreate(new Bundle()); } LauncherAppState.setApplicationContext(getApplicationContext()); LauncherAppState app = LauncherAppState.getInstance(); // Load configuration-specific DeviceProfile mDeviceProfile = getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE ? app.getInvariantDeviceProfile().landscapeProfile : app.getInvariantDeviceProfile().portraitProfile; mSharedPrefs = getSharedPreferences(LauncherAppState.getSharedPreferencesKey(), Context.MODE_PRIVATE); mIsSafeModeEnabled = getPackageManager().isSafeMode(); mModel = app.setLauncher(this); mIconCache = app.getIconCache(); mDragController = new DragController(this); mInflater = getLayoutInflater(); mStateTransitionAnimation = new LauncherStateTransitionAnimation(this, this); mStats = new Stats(this); mAppWidgetManager = AppWidgetManagerCompat.getInstance(this); mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID); mAppWidgetHost.startListening(); // If we are getting an onCreate, we can actually preempt onResume and unset mPaused here, // this also ensures that any synchronous binding below doesn't re-trigger another // LauncherModel load. mPaused = false; if (PROFILE_STARTUP) { android.os.Debug.startMethodTracing(Environment.getExternalStorageDirectory() + "/launcher"); } setContentView(R.layout.launcher); setupViews(); setUpBlur(); mDeviceProfile.layout(this); lockAllApps(); mSavedState = savedInstanceState; restoreState(mSavedState); if (PROFILE_STARTUP) { android.os.Debug.stopMethodTracing(); } if (!mRestoring) { if (DISABLE_SYNCHRONOUS_BINDING_CURRENT_PAGE) { // If the user leaves launcher, then we should just load items asynchronously when // they return. mModel.startLoader(PagedView.INVALID_RESTORE_PAGE); } else { // We only load the page synchronously if the user rotates (or triggers a // configuration change) while launcher is in the foreground mModel.startLoader(mWorkspace.getRestorePage()); } } // For handling default keys mDefaultKeySsb = new SpannableStringBuilder(); Selection.setSelection(mDefaultKeySsb, 0); IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); registerReceiver(mCloseSystemDialogsReceiver, filter); mRotationEnabled = Utilities.isRotationAllowedForDevice(getApplicationContext()); // In case we are on a device with locked rotation, we should look at preferences to check // if the user has specifically allowed rotation. if (!mRotationEnabled) { mRotationEnabled = Utilities.isAllowRotationPrefEnabled(getApplicationContext(), false); } // On large interfaces, or on devices that a user has specifically enabled screen rotation, // we want the screen to auto-rotate based on the current orientation setOrientation(); if (mLauncherCallbacks != null) { mLauncherCallbacks.onCreate(savedInstanceState); if (mLauncherCallbacks.hasLauncherOverlay()) { ViewStub stub = (ViewStub) findViewById(R.id.launcher_overlay_stub); mLauncherOverlayContainer = (InsettableFrameLayout) stub.inflate(); mLauncherOverlay = mLauncherCallbacks.setLauncherOverlayView(mLauncherOverlayContainer, mLauncherOverlayCallbacks); mWorkspace.setLauncherOverlay(mLauncherOverlay); } } if (shouldShowIntroScreen()) { showIntroScreen(); } else { showFirstRunActivity(); showFirstRunClings(); } } @Override public void onSettingsChanged(String settings, boolean value) { if (Utilities.ALLOW_ROTATION_PREFERENCE_KEY.equals(settings)) { mRotationEnabled = value; if (!waitUntilResume(mUpdateOrientationRunnable, true)) { mUpdateOrientationRunnable.run(); } } } private LauncherCallbacks mLauncherCallbacks; public void onPostCreate(Bundle savedInstanceState) { super.onPostCreate(savedInstanceState); if (mLauncherCallbacks != null) { mLauncherCallbacks.onPostCreate(savedInstanceState); } } public boolean setLauncherCallbacks(LauncherCallbacks callbacks) { mLauncherCallbacks = callbacks; mLauncherCallbacks.setLauncherSearchCallback(new Launcher.LauncherSearchCallbacks() { private boolean mWorkspaceImportanceStored = false; private boolean mHotseatImportanceStored = false; private int mWorkspaceImportanceForAccessibility = View.IMPORTANT_FOR_ACCESSIBILITY_AUTO; private int mHotseatImportanceForAccessibility = View.IMPORTANT_FOR_ACCESSIBILITY_AUTO; @Override public void onSearchOverlayOpened() { if (mWorkspaceImportanceStored || mHotseatImportanceStored) { return; } // The underlying workspace and hotseat are temporarily suppressed by the search // overlay. So they sholudn't be accessible. if (mWorkspace != null) { mWorkspaceImportanceForAccessibility = mWorkspace.getImportantForAccessibility(); mWorkspace.setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS); mWorkspaceImportanceStored = true; } if (mHotseat != null) { mHotseatImportanceForAccessibility = mHotseat.getImportantForAccessibility(); mHotseat.setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS); mHotseatImportanceStored = true; } } @Override public void onSearchOverlayClosed() { if (mWorkspaceImportanceStored && mWorkspace != null) { mWorkspace.setImportantForAccessibility(mWorkspaceImportanceForAccessibility); } if (mHotseatImportanceStored && mHotseat != null) { mHotseat.setImportantForAccessibility(mHotseatImportanceForAccessibility); } mWorkspaceImportanceStored = false; mHotseatImportanceStored = false; } }); return true; } @Override public void onLauncherProviderChange() { if (mLauncherCallbacks != null) { mLauncherCallbacks.onLauncherProviderChange(); } } /** * Updates the bounds of all the overlays to match the new fixed bounds. */ public void updateOverlayBounds(Rect newBounds) { mAppsView.setSearchBarBounds(newBounds); mWidgetsView.setSearchBarBounds(newBounds); } /** To be overridden by subclasses to hint to Launcher that we have custom content */ protected boolean hasCustomContentToLeft() { if (mLauncherCallbacks != null) { return mLauncherCallbacks.hasCustomContentToLeft(); } return false; } /** * To be overridden by subclasses to populate the custom content container and call * {@link #addToCustomContentPage}. This will only be invoked if * {@link #hasCustomContentToLeft()} is {@code true}. */ protected void populateCustomContentContainer() { if (mLauncherCallbacks != null) { mLauncherCallbacks.populateCustomContentContainer(); } } /** * Invoked by subclasses to signal a change to the {@link #addCustomContentToLeft} value to * ensure the custom content page is added or removed if necessary. */ protected void invalidateHasCustomContentToLeft() { if (mWorkspace == null || mWorkspace.getScreenOrder().isEmpty()) { // Not bound yet, wait for bindScreens to be called. return; } if (!mWorkspace.hasCustomContent() && hasCustomContentToLeft()) { // Create the custom content page and call the subclass to populate it. mWorkspace.createCustomContentContainer(); populateCustomContentContainer(); } else if (mWorkspace.hasCustomContent() && !hasCustomContentToLeft()) { mWorkspace.removeCustomContentPage(); } } public Stats getStats() { return mStats; } public LayoutInflater getInflater() { return mInflater; } public boolean isDraggingEnabled() { // We prevent dragging when we are loading the workspace as it is possible to pick up a view // that is subsequently removed from the workspace in startBinding(). return !mModel.isLoadingWorkspace(); } @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1) public static int generateViewId() { if (Build.VERSION.SDK_INT >= 17) { return View.generateViewId(); } else { // View.generateViewId() is not available. The following fallback logic is a copy // of its implementation. for (;;) { final int result = sNextGeneratedId.get(); // aapt-generated IDs have the high byte nonzero; clamp to the range under that. int newValue = result + 1; if (newValue > 0x00FFFFFF) newValue = 1; // Roll over to 1, not 0. if (sNextGeneratedId.compareAndSet(result, newValue)) { return result; } } } } public int getViewIdForItem(ItemInfo info) { // This cast is safe given the > 2B range for int. int itemId = (int) info.id; if (mItemIdToViewId.containsKey(itemId)) { return mItemIdToViewId.get(itemId); } int viewId = generateViewId(); mItemIdToViewId.put(itemId, viewId); return viewId; } /** * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have * a configuration step, this allows the proper animations to run after other transitions. */ private long completeAdd(PendingAddArguments args) { long screenId = args.screenId; if (args.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { // When the screen id represents an actual screen (as opposed to a rank) we make sure // that the drop page actually exists. screenId = ensurePendingDropLayoutExists(args.screenId); } switch (args.requestCode) { case REQUEST_CREATE_SHORTCUT: completeAddShortcut(args.intent, args.container, screenId, args.cellX, args.cellY); break; case REQUEST_CREATE_APPWIDGET: completeAddAppWidget(args.appWidgetId, args.container, screenId, null, null); break; case REQUEST_RECONFIGURE_APPWIDGET: completeRestoreAppWidget(args.appWidgetId); break; } // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen, // if you turned the screen off and then back while in All Apps, Launcher would not // return to the workspace. Clearing mAddInfo.container here fixes this issue resetAddInfo(); return screenId; } private void handleActivityResult(final int requestCode, final int resultCode, final Intent data) { // Reset the startActivity waiting flag setWaitingForResult(false); final int pendingAddWidgetId = mPendingAddWidgetId; mPendingAddWidgetId = -1; Runnable exitSpringLoaded = new Runnable() { @Override public void run() { exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT, null); } }; if (requestCode == REQUEST_BIND_APPWIDGET) { final int appWidgetId = data != null ? data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; if (resultCode == RESULT_CANCELED) { completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId); mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded, ON_ACTIVITY_RESULT_ANIMATION_DELAY, false); } else if (resultCode == RESULT_OK) { addAppWidgetImpl(appWidgetId, mPendingAddInfo, null, mPendingAddWidgetInfo, ON_ACTIVITY_RESULT_ANIMATION_DELAY); } return; } else if (requestCode == REQUEST_PICK_WALLPAPER) { if (resultCode == RESULT_OK && mWorkspace.isInOverviewMode()) { showWorkspace(false); } return; } boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET || requestCode == REQUEST_CREATE_APPWIDGET); final boolean workspaceLocked = isWorkspaceLocked(); // We have special handling for widgets if (isWidgetDrop) { final int appWidgetId; int widgetId = data != null ? data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1; if (widgetId < 0) { appWidgetId = pendingAddWidgetId; } else { appWidgetId = widgetId; } final int result; if (appWidgetId < 0 || resultCode == RESULT_CANCELED) { Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not " + "returned from the widget configuration activity."); result = RESULT_CANCELED; completeTwoStageWidgetDrop(result, appWidgetId); final Runnable onComplete = new Runnable() { @Override public void run() { exitSpringLoadedDragModeDelayed(false, 0, null); } }; if (workspaceLocked) { // No need to remove the empty screen if we're mid-binding, as the // the bind will not add the empty screen. mWorkspace.postDelayed(onComplete, ON_ACTIVITY_RESULT_ANIMATION_DELAY); } else { mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete, ON_ACTIVITY_RESULT_ANIMATION_DELAY, false); } } else { if (!workspaceLocked) { if (mPendingAddInfo.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { // When the screen id represents an actual screen (as opposed to a rank) // we make sure that the drop page actually exists. mPendingAddInfo.screenId = ensurePendingDropLayoutExists(mPendingAddInfo.screenId); } final CellLayout dropLayout = mWorkspace.getScreenWithId(mPendingAddInfo.screenId); dropLayout.setDropPending(true); final Runnable onComplete = new Runnable() { @Override public void run() { completeTwoStageWidgetDrop(resultCode, appWidgetId); dropLayout.setDropPending(false); } }; mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete, ON_ACTIVITY_RESULT_ANIMATION_DELAY, false); } else { PendingAddArguments args = preparePendingAddArgs(requestCode, data, appWidgetId, mPendingAddInfo); sPendingAddItem = args; } } return; } if (requestCode == REQUEST_RECONFIGURE_APPWIDGET) { if (resultCode == RESULT_OK) { // Update the widget view. PendingAddArguments args = preparePendingAddArgs(requestCode, data, pendingAddWidgetId, mPendingAddInfo); if (workspaceLocked) { sPendingAddItem = args; } else { completeAdd(args); } } // Leave the widget in the pending state if the user canceled the configure. return; } // The pattern used here is that a user PICKs a specific application, // which, depending on the target, might need to CREATE the actual target. // For example, the user would PICK_SHORTCUT for "Music playlist", and we // launch over to the Music app to actually CREATE_SHORTCUT. if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) { final PendingAddArguments args = preparePendingAddArgs(requestCode, data, -1, mPendingAddInfo); if (isWorkspaceLocked()) { sPendingAddItem = args; } else { completeAdd(args); mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded, ON_ACTIVITY_RESULT_ANIMATION_DELAY, false); } } else if (resultCode == RESULT_CANCELED) { mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded, ON_ACTIVITY_RESULT_ANIMATION_DELAY, false); } mDragLayer.clearAnimatedView(); } @Override protected void onActivityResult(final int requestCode, final int resultCode, final Intent data) { handleActivityResult(requestCode, resultCode, data); if (mLauncherCallbacks != null) { mLauncherCallbacks.onActivityResult(requestCode, resultCode, data); } } /** @Override for MNC */ public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) { if (mLauncherCallbacks != null) { mLauncherCallbacks.onRequestPermissionsResult(requestCode, permissions, grantResults); } } private PendingAddArguments preparePendingAddArgs(int requestCode, Intent data, int appWidgetId, ItemInfo info) { PendingAddArguments args = new PendingAddArguments(); args.requestCode = requestCode; args.intent = data; args.container = info.container; args.screenId = info.screenId; args.cellX = info.cellX; args.cellY = info.cellY; args.appWidgetId = appWidgetId; return args; } /** * Check to see if a given screen id exists. If not, create it at the end, return the new id. * * @param screenId the screen id to check * @return the new screen, or screenId if it exists */ private long ensurePendingDropLayoutExists(long screenId) { CellLayout dropLayout = (CellLayout) mWorkspace.getScreenWithId(screenId); if (dropLayout == null) { // it's possible that the add screen was removed because it was // empty and a re-bind occurred mWorkspace.addExtraEmptyScreen(); return mWorkspace.commitExtraEmptyScreen(); } else { return screenId; } } @Thunk void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) { CellLayout cellLayout = (CellLayout) mWorkspace.getScreenWithId(mPendingAddInfo.screenId); Runnable onCompleteRunnable = null; int animationType = 0; AppWidgetHostView boundWidget = null; if (resultCode == RESULT_OK) { animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION; final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId, mPendingAddWidgetInfo); boundWidget = layout; onCompleteRunnable = new Runnable() { @Override public void run() { completeAddAppWidget(appWidgetId, mPendingAddInfo.container, mPendingAddInfo.screenId, layout, null); exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED), EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT, null); } }; } else if (resultCode == RESULT_CANCELED) { mAppWidgetHost.deleteAppWidgetId(appWidgetId); animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION; } if (mDragLayer.getAnimatedView() != null) { mWorkspace.animateWidgetDrop(mPendingAddInfo, cellLayout, (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable, animationType, boundWidget, true); } else if (onCompleteRunnable != null) { // The animated view may be null in the case of a rotation during widget configuration onCompleteRunnable.run(); } } @Override protected void onStop() { super.onStop(); FirstFrameAnimatorHelper.setIsVisible(false); if (mLauncherCallbacks != null) { mLauncherCallbacks.onStop(); } } @Override protected void onStart() { super.onStart(); FirstFrameAnimatorHelper.setIsVisible(true); if (mLauncherCallbacks != null) { mLauncherCallbacks.onStart(); } if (AppSettings.getInstance(this).shouldPersist) { Intent persister = new Intent(getApplicationContext(), PersisterService.class); bindService(persister, new ServiceConnection() { @Override public void onServiceConnected(ComponentName name, IBinder service) { Log.v("blur_persister", "connection to persistent service established"); } @Override public void onServiceDisconnected(ComponentName name) { Log.v("blur_persister", "connection to persistent service destroyed"); } }, Context.BIND_AUTO_CREATE); } } @Override protected void onResume() { long startTime = 0; if (DEBUG_RESUME_TIME) { startTime = System.currentTimeMillis(); Log.v(TAG, "Launcher.onResume()"); } if (mLauncherCallbacks != null) { mLauncherCallbacks.preOnResume(); } super.onResume(); if (!AppSettings.getInstance(this).showPageIndicators) { findViewById(R.id.page_indicator).setVisibility(View.GONE); } // Restore the previous launcher state if (mOnResumeState == State.WORKSPACE) { showWorkspace(false); } else if (mOnResumeState == State.APPS) { boolean launchedFromApp = (mWaitingForResume != null); // Don't update the predicted apps if the user is returning to launcher in the apps // view after launching an app, as they may be depending on the UI to be static to // switch to another app, otherwise, if it was showAppsView(false /* animated */, false /* resetListToTop */, !launchedFromApp /* updatePredictedApps */, false /* focusSearchBar */); } else if (mOnResumeState == State.WIDGETS) { showWidgetsView(false, false); } mOnResumeState = State.NONE; // Background was set to gradient in onPause(), restore to transparent if in all apps. setWorkspaceBackground( mState == State.WORKSPACE ? WORKSPACE_BACKGROUND_GRADIENT : WORKSPACE_BACKGROUND_TRANSPARENT); mPaused = false; if (mRestoring || mOnResumeNeedsLoad) { setWorkspaceLoading(true); mModel.startLoader(PagedView.INVALID_RESTORE_PAGE); mRestoring = false; mOnResumeNeedsLoad = false; } if (mBindOnResumeCallbacks.size() > 0) { // We might have postponed some bind calls until onResume (see waitUntilResume) -- // execute them here long startTimeCallbacks = 0; if (DEBUG_RESUME_TIME) { startTimeCallbacks = System.currentTimeMillis(); } for (int i = 0; i < mBindOnResumeCallbacks.size(); i++) { mBindOnResumeCallbacks.get(i).run(); } mBindOnResumeCallbacks.clear(); if (DEBUG_RESUME_TIME) { Log.d(TAG, "Time spent processing callbacks in onResume: " + (System.currentTimeMillis() - startTimeCallbacks)); } } if (mOnResumeCallbacks.size() > 0) { for (int i = 0; i < mOnResumeCallbacks.size(); i++) { mOnResumeCallbacks.get(i).run(); } mOnResumeCallbacks.clear(); } // Reset the pressed state of icons that were locked in the press state while activities // were launching if (mWaitingForResume != null) { // Resets the previous workspace icon press state mWaitingForResume.setStayPressed(false); } // It is possible that widgets can receive updates while launcher is not in the foreground. // Consequently, the widgets will be inflated in the orientation of the foreground activity // (framework issue). On resuming, we ensure that any widgets are inflated for the current // orientation. getWorkspace().reinflateWidgetsIfNecessary(); reinflateQSBIfNecessary(); if (DEBUG_RESUME_TIME) { Log.d(TAG, "Time spent in onResume: " + (System.currentTimeMillis() - startTime)); } if (mWorkspace.getCustomContentCallbacks() != null) { // If we are resuming and the custom content is the current page, we call onShow(). // It is also poassible that onShow will instead be called slightly after first layout // if PagedView#setRestorePage was set to the custom content page in onCreate(). if (mWorkspace.isOnOrMovingToCustomContent()) { mWorkspace.getCustomContentCallbacks().onShow(true); } } updateInteraction(Workspace.State.NORMAL, mWorkspace.getState()); mWorkspace.onResume(); if (!isWorkspaceLoading()) { // Process any items that were added while Launcher was away. InstallShortcutReceiver.disableAndFlushInstallQueue(this); } if (mLauncherCallbacks != null) { mLauncherCallbacks.onResume(); } tryAndUpdatePredictedApps(); } @Override protected void onPause() { // Ensure that items added to Launcher are queued until Launcher returns InstallShortcutReceiver.enableInstallQueue(); super.onPause(); mPaused = true; mDragController.cancelDrag(); mDragController.resetLastGestureUpTime(); // We call onHide() aggressively. The custom content callbacks should be able to // debounce excess onHide calls. if (mWorkspace.getCustomContentCallbacks() != null) { mWorkspace.getCustomContentCallbacks().onHide(); } if (mLauncherCallbacks != null) { mLauncherCallbacks.onPause(); } } public interface CustomContentCallbacks { // Custom content is completely shown. {@code fromResume} indicates whether this was caused // by a onResume or by scrolling otherwise. public void onShow(boolean fromResume); // Custom content is completely hidden public void onHide(); // Custom content scroll progress changed. From 0 (not showing) to 1 (fully showing). public void onScrollProgressChanged(float progress); // Indicates whether the user is allowed to scroll away from the custom content. boolean isScrollingAllowed(); } public interface LauncherOverlay { /** * Touch interaction leading to overscroll has begun */ public void onScrollInteractionBegin(); /** * Touch interaction related to overscroll has ended */ public void onScrollInteractionEnd(); /** * Scroll progress, between 0 and 100, when the user scrolls beyond the leftmost * screen (or in the case of RTL, the rightmost screen). */ public void onScrollChange(int progress, boolean rtl); /** * Screen has stopped scrolling */ public void onScrollSettled(); /** * This method can be called by the Launcher in order to force the LauncherOverlay * to exit fully immersive mode. */ public void forceExitFullImmersion(); } public interface LauncherSearchCallbacks { /** * Called when the search overlay is shown. */ public void onSearchOverlayOpened(); /** * Called when the search overlay is dismissed. */ public void onSearchOverlayClosed(); } public interface LauncherOverlayCallbacks { /** * This method indicates whether a call to {@link #enterFullImmersion()} will succeed, * however it doesn't modify any state within the launcher. */ public boolean canEnterFullImmersion(); /** * Should be called to tell Launcher that the LauncherOverlay will take over interaction, * eg. by occupying the full screen and handling all touch events. * * @return true if Launcher allows the LauncherOverlay to become fully immersive. In this * case, Launcher will modify any necessary state and assumes the overlay is * handling all interaction. If false, the LauncherOverlay should cancel any * */ public boolean enterFullImmersion(); /** * Must be called when exiting fully immersive mode. Indicates to Launcher that it has * full control over UI and state. */ public void exitFullImmersion(); } class LauncherOverlayCallbacksImpl implements LauncherOverlayCallbacks { @Override public boolean canEnterFullImmersion() { return mState == State.WORKSPACE; } @Override public boolean enterFullImmersion() { if (mState == State.WORKSPACE) { // When fully immersed, disregard any touches which fall through. mDragLayer.setBlockTouch(true); return true; } return false; } @Override public void exitFullImmersion() { mDragLayer.setBlockTouch(false); } } protected boolean hasSettings() { return true; } public void addToCustomContentPage(View customContent, CustomContentCallbacks callbacks, String description) { mWorkspace.addToCustomContentPage(customContent, callbacks, description); } // The custom content needs to offset its content to account for the QSB public int getTopOffsetForCustomContent() { return mWorkspace.getPaddingTop(); } @Override public Object onRetainNonConfigurationInstance() { // Flag the loader to stop early before switching if (mModel.isCurrentCallbacks(this)) { mModel.stopLoader(); } //TODO(hyunyoungs): stop the widgets loader when there is a rotation. return Boolean.TRUE; } // We can't hide the IME if it was forced open. So don't bother @Override public void onWindowFocusChanged(boolean hasFocus) { super.onWindowFocusChanged(hasFocus); mHasFocus = hasFocus; if (mLauncherCallbacks != null) { mLauncherCallbacks.onWindowFocusChanged(hasFocus); } } private boolean acceptFilter() { final InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); return !inputManager.isFullscreenMode(); } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { final int uniChar = event.getUnicodeChar(); final boolean handled = super.onKeyDown(keyCode, event); final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar); if (!handled && acceptFilter() && isKeyNotWhitespace) { boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb, keyCode, event); if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) { // something usable has been typed - start a search // the typed text will be retrieved and cleared by // showSearchDialog() // If there are multiple keystrokes before the search dialog takes focus, // onSearchRequested() will be called for every keystroke, // but it is idempotent, so it's fine. return onSearchRequested(); } } // Eat the long press event so the keyboard doesn't come up. if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) { return true; } return handled; } private String getTypedText() { return mDefaultKeySsb.toString(); } private void clearTypedText() { mDefaultKeySsb.clear(); mDefaultKeySsb.clearSpans(); Selection.setSelection(mDefaultKeySsb, 0); } /** * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type * State */ private static State intToState(int stateOrdinal) { State state = State.WORKSPACE; final State[] stateValues = State.values(); for (int i = 0; i < stateValues.length; i++) { if (stateValues[i].ordinal() == stateOrdinal) { state = stateValues[i]; break; } } return state; } /** * Restores the previous state, if it exists. * * @param savedState The previous state. */ @SuppressWarnings("unchecked") private void restoreState(Bundle savedState) { if (savedState == null) { return; } State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal())); if (state == State.APPS || state == State.WIDGETS) { mOnResumeState = state; } int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN, PagedView.INVALID_RESTORE_PAGE); if (currentScreen != PagedView.INVALID_RESTORE_PAGE) { mWorkspace.setRestorePage(currentScreen); } final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1); final long pendingAddScreen = savedState.getLong(RUNTIME_STATE_PENDING_ADD_SCREEN, -1); if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) { mPendingAddInfo.container = pendingAddContainer; mPendingAddInfo.screenId = pendingAddScreen; mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X); mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y); mPendingAddInfo.spanX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_X); mPendingAddInfo.spanY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y); AppWidgetProviderInfo info = savedState.getParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO); mPendingAddWidgetInfo = info == null ? null : LauncherAppWidgetProviderInfo.fromProviderInfo(this, info); mPendingAddWidgetId = savedState.getInt(RUNTIME_STATE_PENDING_ADD_WIDGET_ID); setWaitingForResult(true); mRestoring = true; } mItemIdToViewId = (HashMap<Integer, Integer>) savedState.getSerializable(RUNTIME_STATE_VIEW_IDS); } /** * Finds all the views we need and configure them properly. */ private void setupViews() { final DragController dragController = mDragController; mLauncherView = findViewById(R.id.launcher); mFocusHandler = (FocusIndicatorView) findViewById(R.id.focus_indicator); mDragLayer = (DragLayer) findViewById(R.id.drag_layer); mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace); mWorkspace.setPageSwitchListener(this); mPageIndicators = mDragLayer.findViewById(R.id.page_indicator); mLauncherView.setSystemUiVisibility( View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION); mWorkspaceBackgroundDrawable = getResources().getDrawable(R.drawable.workspace_bg); // Setup the drag layer mDragLayer.setup(this, dragController); // Setup the hotseat mHotseat = (Hotseat) findViewById(R.id.hotseat); if (mHotseat != null) { mHotseat.setOnLongClickListener(this); } mOverviewPanel = (ViewGroup) findViewById(R.id.overview_panel); mWidgetsButton = findViewById(R.id.widget_button); mWidgetsButton.setOnClickListener(new OnClickListener() { @Override public void onClick(View arg0) { if (!mWorkspace.isSwitchingState()) { onClickAddWidgetButton(arg0); } } }); mWidgetsButton.setOnTouchListener(getHapticFeedbackTouchListener()); View wallpaperButton = findViewById(R.id.wallpaper_button); wallpaperButton.setOnClickListener(new OnClickListener() { @Override public void onClick(View arg0) { if (!mWorkspace.isSwitchingState()) { onClickWallpaperPicker(arg0); } } }); wallpaperButton.setOnTouchListener(getHapticFeedbackTouchListener()); View settingsButton = findViewById(R.id.settings_button); if (hasSettings()) { settingsButton.setOnClickListener(new OnClickListener() { @Override public void onClick(View arg0) { if (!mWorkspace.isSwitchingState()) { onClickSettingsButton(arg0); } } }); settingsButton.setOnTouchListener(getHapticFeedbackTouchListener()); } else { settingsButton.setVisibility(View.GONE); } mOverviewPanel.setAlpha(0f); // Setup the workspace mWorkspace.setHapticFeedbackEnabled(false); mWorkspace.setOnLongClickListener(this); mWorkspace.setup(dragController); dragController.addDragListener(mWorkspace); // Get the search/delete bar mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.search_drop_target_bar); // Setup Apps and Widgets mAppsView = (AllAppsContainerView) findViewById(R.id.apps_view); mWidgetsView = (WidgetsContainerView) findViewById(R.id.widgets_view); if (mLauncherCallbacks != null && mLauncherCallbacks.getAllAppsSearchBarController() != null) { mAppsView.setSearchBarController(mLauncherCallbacks.getAllAppsSearchBarController()); } else { mAppsView.setSearchBarController(mAppsView.newDefaultAppSearchController()); } // Setup the drag controller (drop targets have to be added in reverse order in priority) dragController.setDragScoller(mWorkspace); dragController.setScrollView(mDragLayer); dragController.setMoveTarget(mWorkspace); dragController.addDropTarget(mWorkspace); if (mSearchDropTargetBar != null) { mSearchDropTargetBar.setup(this, dragController); mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar()); } if (getResources().getBoolean(R.bool.debug_memory_enabled)) { Log.v(TAG, "adding WeightWatcher"); mWeightWatcher = new WeightWatcher(this); mWeightWatcher.setAlpha(0.5f); ((FrameLayout) mLauncherView).addView(mWeightWatcher, new FrameLayout.LayoutParams( FrameLayout.LayoutParams.MATCH_PARENT, FrameLayout.LayoutParams.WRAP_CONTENT, Gravity.BOTTOM)); boolean show = shouldShowWeightWatcher(); mWeightWatcher.setVisibility(show ? View.VISIBLE : View.GONE); } } /** * Sets the all apps button. This method is called from {@link Hotseat}. */ public void setAllAppsButton(View allAppsButton) { mAllAppsButton = allAppsButton; } public View getAllAppsButton() { return mAllAppsButton; } public View getWidgetsButton() { return mWidgetsButton; } /** * Creates a view representing a shortcut. * * @param info The data structure describing the shortcut. */ View createShortcut(ShortcutInfo info) { return createShortcut((ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info); } /** * Creates a view representing a shortcut inflated from the specified resource. * * @param parent The group the shortcut belongs to. * @param info The data structure describing the shortcut. * * @return A View inflated from layoutResId. */ public View createShortcut(ViewGroup parent, ShortcutInfo info) { BubbleTextView favorite = (BubbleTextView) mInflater.inflate(R.layout.app_icon, parent, false); favorite.applyFromShortcutInfo(info, mIconCache); favorite.setCompoundDrawablePadding(mDeviceProfile.iconDrawablePaddingPx); favorite.setOnClickListener(this); favorite.setOnFocusChangeListener(mFocusHandler); return favorite; } /** * Add a shortcut to the workspace. * * @param data The intent describing the shortcut. */ private void completeAddShortcut(Intent data, long container, long screenId, int cellX, int cellY) { int[] cellXY = mTmpAddItemCellCoordinates; int[] touchXY = mPendingAddInfo.dropPos; CellLayout layout = getCellLayout(container, screenId); ShortcutInfo info = InstallShortcutReceiver.fromShortcutIntent(this, data); if (info == null) { return; } final View view = createShortcut(info); boolean foundCellSpan = false; // First we check if we already know the exact location where we want to add this item. if (cellX >= 0 && cellY >= 0) { cellXY[0] = cellX; cellXY[1] = cellY; foundCellSpan = true; // If appropriate, either create a folder or add to an existing folder if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0, true, null, null)) { return; } DragObject dragObject = new DragObject(); dragObject.dragInfo = info; if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject, true)) { return; } } else if (touchXY != null) { // when dragging and dropping, just find the closest free spot int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY); foundCellSpan = (result != null); } else { foundCellSpan = layout.findCellForSpan(cellXY, 1, 1); } if (!foundCellSpan) { showOutOfSpaceMessage(isHotseatLayout(layout)); return; } LauncherModel.addItemToDatabase(this, info, container, screenId, cellXY[0], cellXY[1]); if (!mRestoring) { mWorkspace.addInScreen(view, container, screenId, cellXY[0], cellXY[1], 1, 1, isWorkspaceLocked()); } } private int[] getSpanForWidget(ComponentName component, int minWidth, int minHeight) { Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(this, component, null); // We want to account for the extra amount of padding that we are adding to the widget // to ensure that it gets the full amount of space that it has requested int requiredWidth = minWidth + padding.left + padding.right; int requiredHeight = minHeight + padding.top + padding.bottom; return CellLayout.rectToCell(this, requiredWidth, requiredHeight, null); } public int[] getSpanForWidget(AppWidgetProviderInfo info) { return getSpanForWidget(info.provider, info.minWidth, info.minHeight); } public int[] getMinSpanForWidget(AppWidgetProviderInfo info) { return getSpanForWidget(info.provider, info.minResizeWidth, info.minResizeHeight); } /** * Add a widget to the workspace. * * @param appWidgetId The app widget id */ @Thunk void completeAddAppWidget(int appWidgetId, long container, long screenId, AppWidgetHostView hostView, LauncherAppWidgetProviderInfo appWidgetInfo) { ItemInfo info = mPendingAddInfo; if (appWidgetInfo == null) { appWidgetInfo = LauncherAppWidgetProviderInfo.fromProviderInfo(this, mAppWidgetManager.getAppWidgetInfo(appWidgetId)); } if (appWidgetInfo.isCustomWidget) { appWidgetId = LauncherAppWidgetInfo.CUSTOM_WIDGET_ID; } LauncherAppWidgetInfo launcherInfo; launcherInfo = new LauncherAppWidgetInfo(appWidgetId, appWidgetInfo.provider); launcherInfo.spanX = info.spanX; launcherInfo.spanY = info.spanY; launcherInfo.minSpanX = info.minSpanX; launcherInfo.minSpanY = info.minSpanY; launcherInfo.user = mAppWidgetManager.getUser(appWidgetInfo); LauncherModel.addItemToDatabase(this, launcherInfo, container, screenId, info.cellX, info.cellY); if (!mRestoring) { if (hostView == null) { // Perform actual inflation because we're live launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); } else { // The AppWidgetHostView has already been inflated and instantiated launcherInfo.hostView = hostView; } launcherInfo.hostView.setTag(launcherInfo); launcherInfo.hostView.setVisibility(View.VISIBLE); launcherInfo.notifyWidgetSizeChanged(this); mWorkspace.addInScreen(launcherInfo.hostView, container, screenId, info.cellX, info.cellY, launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked()); addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo); } resetAddInfo(); } private final BroadcastReceiver mReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { final String action = intent.getAction(); if (Intent.ACTION_SCREEN_OFF.equals(action)) { mUserPresent = false; mDragLayer.clearAllResizeFrames(); updateAutoAdvanceState(); // Reset AllApps to its initial state only if we are not in the middle of // processing a multi-step drop if (mAppsView != null && mWidgetsView != null && mPendingAddInfo.container == ItemInfo.NO_ID) { showWorkspace(false); } } else if (Intent.ACTION_USER_PRESENT.equals(action)) { mUserPresent = true; updateAutoAdvanceState(); } else if (ENABLE_DEBUG_INTENTS && DebugIntents.DELETE_DATABASE.equals(action)) { mModel.resetLoadedState(false, true); mModel.startLoader(PagedView.INVALID_RESTORE_PAGE, LauncherModel.LOADER_FLAG_CLEAR_WORKSPACE); } else if (ENABLE_DEBUG_INTENTS && DebugIntents.MIGRATE_DATABASE.equals(action)) { mModel.resetLoadedState(false, true); mModel.startLoader(PagedView.INVALID_RESTORE_PAGE, LauncherModel.LOADER_FLAG_CLEAR_WORKSPACE | LauncherModel.LOADER_FLAG_MIGRATE_SHORTCUTS); } } }; @Override public void onAttachedToWindow() { super.onAttachedToWindow(); // Listen for broadcasts related to user-presence final IntentFilter filter = new IntentFilter(); filter.addAction(Intent.ACTION_SCREEN_OFF); filter.addAction(Intent.ACTION_USER_PRESENT); // For handling managed profiles if (ENABLE_DEBUG_INTENTS) { filter.addAction(DebugIntents.DELETE_DATABASE); filter.addAction(DebugIntents.MIGRATE_DATABASE); } registerReceiver(mReceiver, filter); FirstFrameAnimatorHelper.initializeDrawListener(getWindow().getDecorView()); setupTransparentSystemBarsForLmp(); mAttached = true; mVisible = true; } /** * Sets up transparent navigation and status bars in LMP. * This method is a no-op for other platform versions. */ @TargetApi(Build.VERSION_CODES.LOLLIPOP) private void setupTransparentSystemBarsForLmp() { if (Utilities.isLmpOrAbove()) { Window window = getWindow(); window.getAttributes().systemUiVisibility |= (View.SYSTEM_UI_FLAG_LAYOUT_STABLE | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION); window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS | WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION); window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS); window.setStatusBarColor(Color.TRANSPARENT); window.setNavigationBarColor(Color.TRANSPARENT); } } @Override public void onDetachedFromWindow() { super.onDetachedFromWindow(); mVisible = false; if (mAttached) { unregisterReceiver(mReceiver); mAttached = false; } updateAutoAdvanceState(); } public void onWindowVisibilityChanged(int visibility) { mVisible = visibility == View.VISIBLE; updateAutoAdvanceState(); // The following code used to be in onResume, but it turns out onResume is called when // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged // is a more appropriate event to handle if (mVisible) { if (!mWorkspaceLoading) { final ViewTreeObserver observer = mWorkspace.getViewTreeObserver(); // We want to let Launcher draw itself at least once before we force it to build // layers on all the workspace pages, so that transitioning to Launcher from other // apps is nice and speedy. observer.addOnDrawListener(new ViewTreeObserver.OnDrawListener() { private boolean mStarted = false; public void onDraw() { if (mStarted) return; mStarted = true; // We delay the layer building a bit in order to give // other message processing a time to run. In particular // this avoids a delay in hiding the IME if it was // currently shown, because doing that may involve // some communication back with the app. mWorkspace.postDelayed(mBuildLayersRunnable, 500); final ViewTreeObserver.OnDrawListener listener = this; mWorkspace.post(new Runnable() { public void run() { if (mWorkspace != null && mWorkspace.getViewTreeObserver() != null) { mWorkspace.getViewTreeObserver().removeOnDrawListener(listener); } } }); return; } }); } clearTypedText(); } } @Thunk void sendAdvanceMessage(long delay) { mHandler.removeMessages(ADVANCE_MSG); Message msg = mHandler.obtainMessage(ADVANCE_MSG); mHandler.sendMessageDelayed(msg, delay); mAutoAdvanceSentTime = System.currentTimeMillis(); } @Thunk void updateAutoAdvanceState() { boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty(); if (autoAdvanceRunning != mAutoAdvanceRunning) { mAutoAdvanceRunning = autoAdvanceRunning; if (autoAdvanceRunning) { long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft; sendAdvanceMessage(delay); } else { if (!mWidgetsToAdvance.isEmpty()) { mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval - (System.currentTimeMillis() - mAutoAdvanceSentTime)); } mHandler.removeMessages(ADVANCE_MSG); mHandler.removeMessages(0); // Remove messages sent using postDelayed() } } } @Thunk final Handler mHandler = new Handler(new Handler.Callback() { @Override public boolean handleMessage(Message msg) { if (msg.what == ADVANCE_MSG) { int i = 0; for (View key : mWidgetsToAdvance.keySet()) { final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId); final int delay = mAdvanceStagger * i; if (v instanceof Advanceable) { mHandler.postDelayed(new Runnable() { public void run() { ((Advanceable) v).advance(); } }, delay); } i++; } sendAdvanceMessage(mAdvanceInterval); } return true; } }); void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) { if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return; View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId); if (v instanceof Advanceable) { mWidgetsToAdvance.put(hostView, appWidgetInfo); ((Advanceable) v).fyiWillBeAdvancedByHostKThx(); updateAutoAdvanceState(); } } void removeWidgetToAutoAdvance(View hostView) { if (mWidgetsToAdvance.containsKey(hostView)) { mWidgetsToAdvance.remove(hostView); updateAutoAdvanceState(); } } public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) { removeWidgetToAutoAdvance(launcherInfo.hostView); launcherInfo.hostView = null; } public void showOutOfSpaceMessage(boolean isHotseatLayout) { int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space); Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show(); } public DragLayer getDragLayer() { return mDragLayer; } public AllAppsContainerView getAppsView() { return mAppsView; } public WidgetsContainerView getWidgetsView() { return mWidgetsView; } public Workspace getWorkspace() { return mWorkspace; } public Hotseat getHotseat() { return mHotseat; } public ViewGroup getOverviewPanel() { return mOverviewPanel; } public SearchDropTargetBar getSearchBar() { return mSearchDropTargetBar; } public LauncherAppWidgetHost getAppWidgetHost() { return mAppWidgetHost; } public LauncherModel getModel() { return mModel; } protected SharedPreferences getSharedPrefs() { return mSharedPrefs; } public DeviceProfile getDeviceProfile() { return mDeviceProfile; } public void closeSystemDialogs() { getWindow().closeAllPanels(); // Whatever we were doing is hereby canceled. setWaitingForResult(false); } @Override protected void onNewIntent(Intent intent) { long startTime = 0; if (DEBUG_RESUME_TIME) { startTime = System.currentTimeMillis(); } super.onNewIntent(intent); // Close the menu if (Intent.ACTION_MAIN.equals(intent.getAction())) { final boolean alreadyOnHome = mHasFocus && ((intent.getFlags() & Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT) != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); if (mLauncherDrawer.isDrawerOpen(Gravity.LEFT)) { new Handler().postDelayed(new Runnable() { @Override public void run() { mLauncherDrawer.closeDrawer(Gravity.LEFT); } }, 300); return; } else if (mLauncherDrawer.isDrawerOpen(Gravity.RIGHT)) { new Handler().postDelayed(new Runnable() { @Override public void run() { mLauncherDrawer.closeDrawer(Gravity.RIGHT); } }, 300); return; } else if (!isAllAppsVisible() && alreadyOnHome && mWorkspace.getCurrentPage() == 0 && !mWorkspace.isInOverviewMode()) { new Handler().postDelayed(new Runnable() { @Override public void run() { GestureUtils.runGesture(Launcher.this, Launcher.this, AppSettings.HOME_BUTTON); } }, 300); return; } // also will cancel mWaitingForResult. closeSystemDialogs(); if (mWorkspace == null) { // Can be cases where mWorkspace is null, this prevents a NPE return; } Folder openFolder = mWorkspace.getOpenFolder(); // In all these cases, only animate if we're already on home mWorkspace.exitWidgetResizeMode(); boolean moveToDefaultScreen = mLauncherCallbacks != null ? mLauncherCallbacks.shouldMoveToDefaultScreenOnHomeIntent() : true; if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() && openFolder == null && moveToDefaultScreen) { mWorkspace.moveToDefaultScreen(true); } closeFolder(); exitSpringLoadedDragMode(); // If we are already on home, then just animate back to the workspace, // otherwise, just wait until onResume to set the state back to Workspace if (alreadyOnHome) { showWorkspace(true); } else { mOnResumeState = State.WORKSPACE; } final View v = getWindow().peekDecorView(); if (v != null && v.getWindowToken() != null) { InputMethodManager imm = (InputMethodManager) getSystemService(INPUT_METHOD_SERVICE); imm.hideSoftInputFromWindow(v.getWindowToken(), 0); } // Reset the apps view if (!alreadyOnHome && mAppsView != null) { mAppsView.scrollToTop(); } // Reset the widgets view if (!alreadyOnHome && mWidgetsView != null) { mWidgetsView.scrollToTop(); } if (mLauncherCallbacks != null) { mLauncherCallbacks.onHomeIntent(); } } if (DEBUG_RESUME_TIME) { Log.d(TAG, "Time spent in onNewIntent: " + (System.currentTimeMillis() - startTime)); } if (mLauncherCallbacks != null) { mLauncherCallbacks.onNewIntent(intent); } } @Override public void onRestoreInstanceState(Bundle state) { super.onRestoreInstanceState(state); for (int page : mSynchronouslyBoundPages) { mWorkspace.restoreInstanceStateForChild(page); } } @Override protected void onSaveInstanceState(Bundle outState) { if (mWorkspace.getChildCount() > 0) { outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getCurrentPageOffsetFromCustomContent()); } super.onSaveInstanceState(outState); outState.putInt(RUNTIME_STATE, mState.ordinal()); // We close any open folder since it will not be re-opened, and we need to make sure // this state is reflected. closeFolder(); if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screenId > -1 && mWaitingForResult) { outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container); outState.putLong(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screenId); outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX); outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY); outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_X, mPendingAddInfo.spanX); outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y, mPendingAddInfo.spanY); outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo); outState.putInt(RUNTIME_STATE_PENDING_ADD_WIDGET_ID, mPendingAddWidgetId); } // Save the current widgets tray? // TODO(hyunyoungs) outState.putSerializable(RUNTIME_STATE_VIEW_IDS, mItemIdToViewId); if (mLauncherCallbacks != null) { mLauncherCallbacks.onSaveInstanceState(outState); } } @Override public void onDestroy() { super.onDestroy(); // Remove all pending runnables mHandler.removeMessages(ADVANCE_MSG); mHandler.removeMessages(0); mWorkspace.removeCallbacks(mBuildLayersRunnable); // Stop callbacks from LauncherModel LauncherAppState app = (LauncherAppState.getInstance()); // It's possible to receive onDestroy after a new Launcher activity has // been created. In this case, don't interfere with the new Launcher. if (mModel.isCurrentCallbacks(this)) { mModel.stopLoader(); app.setLauncher(null); } try { mAppWidgetHost.stopListening(); } catch (NullPointerException ex) { Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex); } mAppWidgetHost = null; mWidgetsToAdvance.clear(); TextKeyListener.getInstance().release(); unregisterReceiver(mCloseSystemDialogsReceiver); mDragLayer.clearAllResizeFrames(); ((ViewGroup) mWorkspace.getParent()).removeAllViews(); mWorkspace.removeAllWorkspaceScreens(); mWorkspace = null; mDragController = null; LauncherAnimUtils.onDestroyActivity(); if (mLauncherCallbacks != null) { mLauncherCallbacks.onDestroy(); } } public DragController getDragController() { return mDragController; } @Override public void startActivityForResult(Intent intent, int requestCode) { onStartForResult(requestCode); super.startActivityForResult(intent, requestCode); } @Override public void startIntentSenderForResult(IntentSender intent, int requestCode, Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, Bundle options) { onStartForResult(requestCode); try { super.startIntentSenderForResult(intent, requestCode, fillInIntent, flagsMask, flagsValues, extraFlags, options); } catch (IntentSender.SendIntentException e) { throw new ActivityNotFoundException(); } } private void onStartForResult(int requestCode) { if (requestCode >= 0) { setWaitingForResult(true); } } /** * Indicates that we want global search for this activity by setting the globalSearch * argument for {@link #startSearch} to true. */ @Override public void startSearch(String initialQuery, boolean selectInitialQuery, Bundle appSearchData, boolean globalSearch) { if (initialQuery == null) { // Use any text typed in the launcher as the initial query initialQuery = getTypedText(); } if (appSearchData == null) { appSearchData = new Bundle(); appSearchData.putString("source", "launcher-search"); } Rect sourceBounds = new Rect(); if (mSearchDropTargetBar != null) { sourceBounds = mSearchDropTargetBar.getSearchBarBounds(); } boolean clearTextImmediately = startSearch(initialQuery, selectInitialQuery, appSearchData, sourceBounds); if (clearTextImmediately) { clearTypedText(); } // We need to show the workspace after starting the search showWorkspace(true); } /** * Start a text search. * * @return {@code true} if the search will start immediately, so any further keypresses * will be handled directly by the search UI. {@code false} if {@link Launcher} should continue * to buffer keypresses. */ public boolean startSearch(String initialQuery, boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) { if (mLauncherCallbacks != null && mLauncherCallbacks.providesSearch()) { return mLauncherCallbacks.startSearch(initialQuery, selectInitialQuery, appSearchData, sourceBounds); } startGlobalSearch(initialQuery, selectInitialQuery, appSearchData, sourceBounds); return false; } /** * Starts the global search activity. This code is a copied from SearchManager */ private void startGlobalSearch(String initialQuery, boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) { final SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE); ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity(); if (globalSearchActivity == null) { Log.w(TAG, "No global search activity found."); return; } Intent intent = new Intent(SearchManager.INTENT_ACTION_GLOBAL_SEARCH); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); intent.setComponent(globalSearchActivity); // Make sure that we have a Bundle to put source in if (appSearchData == null) { appSearchData = new Bundle(); } else { appSearchData = new Bundle(appSearchData); } // Set source to package name of app that starts global search if not set already. if (!appSearchData.containsKey("source")) { appSearchData.putString("source", getPackageName()); } intent.putExtra(SearchManager.APP_DATA, appSearchData); if (!TextUtils.isEmpty(initialQuery)) { intent.putExtra(SearchManager.QUERY, initialQuery); } if (selectInitialQuery) { intent.putExtra(SearchManager.EXTRA_SELECT_QUERY, selectInitialQuery); } intent.setSourceBounds(sourceBounds); try { startActivity(intent); } catch (ActivityNotFoundException ex) { Log.e(TAG, "Global search activity not found: " + globalSearchActivity); } } public boolean isOnCustomContent() { return mWorkspace.isOnOrMovingToCustomContent(); } @Override public boolean onPrepareOptionsMenu(Menu menu) { super.onPrepareOptionsMenu(menu); if (!isOnCustomContent()) { // Close any open folders closeFolder(); // Stop resizing any widgets mWorkspace.exitWidgetResizeMode(); if (!mWorkspace.isInOverviewMode()) { // Show the overview mode showOverviewMode(true); } else { showWorkspace(true); } } if (mLauncherCallbacks != null) { return mLauncherCallbacks.onPrepareOptionsMenu(menu); } return false; } @Override public boolean onSearchRequested() { startSearch(null, false, null, true); // Use a custom animation for launching search return true; } public boolean isWorkspaceLocked() { return mWorkspaceLoading || mWaitingForResult; } public boolean isWorkspaceLoading() { return mWorkspaceLoading; } private void setWorkspaceLoading(boolean value) { boolean isLocked = isWorkspaceLocked(); mWorkspaceLoading = value; if (isLocked != isWorkspaceLocked()) { onWorkspaceLockedChanged(); } } private void setWaitingForResult(boolean value) { boolean isLocked = isWorkspaceLocked(); mWaitingForResult = value; if (isLocked != isWorkspaceLocked()) { onWorkspaceLockedChanged(); } } protected void onWorkspaceLockedChanged() { if (mLauncherCallbacks != null) { mLauncherCallbacks.onWorkspaceLockedChanged(); } } private void resetAddInfo() { mPendingAddInfo.container = ItemInfo.NO_ID; mPendingAddInfo.screenId = -1; mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1; mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1; mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1; mPendingAddInfo.dropPos = null; } void addAppWidgetImpl(final int appWidgetId, final ItemInfo info, final AppWidgetHostView boundWidget, final LauncherAppWidgetProviderInfo appWidgetInfo) { addAppWidgetImpl(appWidgetId, info, boundWidget, appWidgetInfo, 0); } void addAppWidgetImpl(final int appWidgetId, final ItemInfo info, final AppWidgetHostView boundWidget, final LauncherAppWidgetProviderInfo appWidgetInfo, int delay) { if (appWidgetInfo.configure != null) { mPendingAddWidgetInfo = appWidgetInfo; mPendingAddWidgetId = appWidgetId; // Launch over to configure widget, if needed mAppWidgetManager.startConfigActivity(appWidgetInfo, appWidgetId, this, mAppWidgetHost, REQUEST_CREATE_APPWIDGET); } else { // Otherwise just add it Runnable onComplete = new Runnable() { @Override public void run() { // Exit spring loaded mode if necessary after adding the widget exitSpringLoadedDragModeDelayed(true, EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT, null); } }; completeAddAppWidget(appWidgetId, info.container, info.screenId, boundWidget, appWidgetInfo); mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete, delay, false); } } protected void moveToCustomContentScreen(boolean animate) { // Close any folders that may be open. closeFolder(); mWorkspace.moveToCustomContentScreen(animate); } public void addPendingItem(PendingAddItemInfo info, long container, long screenId, int[] cell, int spanX, int spanY) { switch (info.itemType) { case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: int span[] = new int[2]; span[0] = spanX; span[1] = spanY; addAppWidgetFromDrop((PendingAddWidgetInfo) info, container, screenId, cell, span); break; case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: processShortcutFromDrop(info.componentName, container, screenId, cell); break; default: throw new IllegalStateException("Unknown item type: " + info.itemType); } } /** * Process a shortcut drop. * * @param componentName The name of the component * @param screenId The ID of the screen where it should be added * @param cell The cell it should be added to, optional */ private void processShortcutFromDrop(ComponentName componentName, long container, long screenId, int[] cell) { resetAddInfo(); mPendingAddInfo.container = container; mPendingAddInfo.screenId = screenId; mPendingAddInfo.dropPos = null; if (cell != null) { mPendingAddInfo.cellX = cell[0]; mPendingAddInfo.cellY = cell[1]; } Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); createShortcutIntent.setComponent(componentName); Utilities.startActivityForResultSafely(this, createShortcutIntent, REQUEST_CREATE_SHORTCUT); } /** * Process a widget drop. * * @param info The PendingAppWidgetInfo of the widget being added. * @param screenId The ID of the screen where it should be added * @param cell The cell it should be added to, optional */ private void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, long screenId, int[] cell, int[] span) { resetAddInfo(); mPendingAddInfo.container = info.container = container; mPendingAddInfo.screenId = info.screenId = screenId; mPendingAddInfo.dropPos = null; mPendingAddInfo.minSpanX = info.minSpanX; mPendingAddInfo.minSpanY = info.minSpanY; if (cell != null) { mPendingAddInfo.cellX = cell[0]; mPendingAddInfo.cellY = cell[1]; } if (span != null) { mPendingAddInfo.spanX = span[0]; mPendingAddInfo.spanY = span[1]; } AppWidgetHostView hostView = info.boundWidget; int appWidgetId; if (hostView != null) { appWidgetId = hostView.getAppWidgetId(); addAppWidgetImpl(appWidgetId, info, hostView, info.info); // Clear the boundWidget so that it doesn't get destroyed. info.boundWidget = null; } else { // In this case, we either need to start an activity to get permission to bind // the widget, or we need to start an activity to configure the widget, or both. appWidgetId = getAppWidgetHost().allocateAppWidgetId(); Bundle options = info.bindOptions; boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, info.info, options); if (success) { addAppWidgetImpl(appWidgetId, info, null, info.info); } else { mPendingAddWidgetInfo = info.info; Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND); intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId); intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName); mAppWidgetManager.getUser(mPendingAddWidgetInfo).addToIntent(intent, AppWidgetManager.EXTRA_APPWIDGET_PROVIDER_PROFILE); // TODO: we need to make sure that this accounts for the options bundle. // intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS, options); startActivityForResult(intent, REQUEST_BIND_APPWIDGET); } } } FolderIcon addFolder(CellLayout layout, long container, final long screenId, int cellX, int cellY) { final FolderInfo folderInfo = new FolderInfo(); folderInfo.title = getText(R.string.folder_name); // Update the model LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screenId, cellX, cellY); sFolders.put(folderInfo.id, folderInfo); // Create the view FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache); mWorkspace.addInScreen(newFolder, container, screenId, cellX, cellY, 1, 1, isWorkspaceLocked()); // Force measure the new folder icon CellLayout parent = mWorkspace.getParentCellLayoutForView(newFolder); parent.getShortcutsAndWidgets().measureChild(newFolder); return newFolder; } void removeFolder(FolderInfo folder) { sFolders.remove(folder.id); } @Override public boolean dispatchKeyEvent(KeyEvent event) { if (event.getAction() == KeyEvent.ACTION_DOWN) { switch (event.getKeyCode()) { case KeyEvent.KEYCODE_HOME: return true; case KeyEvent.KEYCODE_VOLUME_DOWN: if (Utilities.isPropertyEnabled(DUMP_STATE_PROPERTY)) { dumpState(); return true; } break; } } else if (event.getAction() == KeyEvent.ACTION_UP) { switch (event.getKeyCode()) { case KeyEvent.KEYCODE_HOME: return true; } } return super.dispatchKeyEvent(event); } @Override public void onBackPressed() { if (mLauncherDrawer.isDrawerOpen(Gravity.LEFT)) { mLauncherDrawer.closeDrawer(Gravity.LEFT); } else if (mLauncherDrawer.isDrawerOpen(Gravity.RIGHT)) { mLauncherDrawer.closeDrawer(Gravity.RIGHT); } else if (isAllAppsVisible()) { showWorkspace(true); } else if (isWidgetsViewVisible()) { showOverviewMode(true); } else if (mWorkspace.isInOverviewMode()) { showWorkspace(true); } else if (mWorkspace.getOpenFolder() != null) { Folder openFolder = mWorkspace.getOpenFolder(); if (openFolder.isEditingName()) { openFolder.dismissEditingName(); } else { closeFolder(); } } else { // run the gesture for back button GestureUtils.runGesture(this, Launcher.this, AppSettings.BACK_BUTTON); } } /** * Re-listen when widget host is reset. */ @Override public void onAppWidgetHostReset() { if (mAppWidgetHost != null) { mAppWidgetHost.startListening(); } } /** * Launches the intent referred by the clicked shortcut. * * @param v The view representing the clicked shortcut. */ public void onClick(View v) { // Make sure that rogue clicks don't get through while allapps is launching, or after the // view has detached (it's possible for this to happen if the view is removed mid touch). if (v.getWindowToken() == null) { return; } if (!mWorkspace.isFinishedSwitchingState()) { return; } if (v instanceof Workspace) { if (mWorkspace.isInOverviewMode()) { showWorkspace(true); } return; } if (v instanceof CellLayout) { if (mWorkspace.isInOverviewMode()) { showWorkspace(mWorkspace.indexOfChild(v), true); } } Object tag = v.getTag(); if (tag instanceof ShortcutInfo) { onClickAppShortcut(v); } else if (tag instanceof FolderInfo) { if (v instanceof FolderIcon) { onClickFolderIcon(v); } } else if (v == mAllAppsButton) { onClickAllAppsButton(v); } else if (tag instanceof AppInfo) { startAppShortcutOrInfoActivity(v); } else if (tag instanceof LauncherAppWidgetInfo) { if (v instanceof PendingAppWidgetHostView) { onClickPendingWidget((PendingAppWidgetHostView) v); } } } @SuppressLint("ClickableViewAccessibility") public boolean onTouch(View v, MotionEvent event) { return false; } /** * Event handler for the app widget view which has not fully restored. */ public void onClickPendingWidget(final PendingAppWidgetHostView v) { if (mIsSafeModeEnabled) { Toast.makeText(this, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show(); return; } final LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) v.getTag(); if (v.isReadyForClickSetup()) { int widgetId = info.appWidgetId; AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(widgetId); if (appWidgetInfo != null) { mPendingAddWidgetInfo = LauncherAppWidgetProviderInfo.fromProviderInfo(this, appWidgetInfo); mPendingAddInfo.copyFrom(info); mPendingAddWidgetId = widgetId; AppWidgetManagerCompat.getInstance(this).startConfigActivity(appWidgetInfo, info.appWidgetId, this, mAppWidgetHost, REQUEST_RECONFIGURE_APPWIDGET); } } else if (info.installProgress < 0) { // The install has not been queued final String packageName = info.providerName.getPackageName(); showBrokenAppInstallDialog(packageName, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int id) { startActivitySafely(v, LauncherModel.getMarketIntent(packageName), info); } }); } else { // Download has started. final String packageName = info.providerName.getPackageName(); startActivitySafely(v, LauncherModel.getMarketIntent(packageName), info); } } /** * Event handler for the "grid" button that appears on the home screen, which * enters all apps mode. * * @param v The view that was clicked. */ protected void onClickAllAppsButton(View v) { if (LOGD) Log.d(TAG, "onClickAllAppsButton"); if (!isAppsViewVisible()) { showAppsView(true /* animated */, false /* resetListToTop */, true /* updatePredictedApps */, false /* focusSearchBar */); } } protected void onLongClickAllAppsButton(View v) { if (LOGD) Log.d(TAG, "onLongClickAllAppsButton"); if (!isAppsViewVisible()) { showAppsView(true /* animated */, false /* resetListToTop */, true /* updatePredictedApps */, true /* focusSearchBar */); } } private void showBrokenAppInstallDialog(final String packageName, DialogInterface.OnClickListener onSearchClickListener) { new AlertDialog.Builder(this).setTitle(R.string.abandoned_promises_title) .setMessage(R.string.abandoned_promise_explanation) .setPositiveButton(R.string.abandoned_search, onSearchClickListener) .setNeutralButton(R.string.abandoned_clean_this, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int id) { final UserHandleCompat user = UserHandleCompat.myUserHandle(); mWorkspace.removeAbandonedPromise(packageName, user); } }).create().show(); return; } /** * Event handler for an app shortcut click. * * @param v The view that was clicked. Must be a tagged with a {@link ShortcutInfo}. */ protected void onClickAppShortcut(final View v) { if (LOGD) Log.d(TAG, "onClickAppShortcut"); Object tag = v.getTag(); if (!(tag instanceof ShortcutInfo)) { throw new IllegalArgumentException("Input must be a Shortcut"); } // Open shortcut final ShortcutInfo shortcut = (ShortcutInfo) tag; if (shortcut.isDisabled != 0) { int error = R.string.activity_not_available; if ((shortcut.isDisabled & ShortcutInfo.FLAG_DISABLED_SAFEMODE) != 0) { error = R.string.safemode_shortcut_error; } Toast.makeText(this, error, Toast.LENGTH_SHORT).show(); return; } final Intent intent = shortcut.intent; // Check for special shortcuts if (intent.getComponent() != null) { final String shortcutClass = intent.getComponent().getClassName(); if (shortcutClass.equals(MemoryDumpActivity.class.getName())) { MemoryDumpActivity.startDump(this); return; } else if (shortcutClass.equals(ToggleWeightWatcher.class.getName())) { toggleShowWeightWatcher(); return; } } // Check for abandoned promise if ((v instanceof BubbleTextView) && shortcut.isPromise() && !shortcut.hasStatusFlag(ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE)) { showBrokenAppInstallDialog(shortcut.getTargetComponent().getPackageName(), new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int id) { startAppShortcutOrInfoActivity(v); } }); return; } // Start activities startAppShortcutOrInfoActivity(v); if (mLauncherCallbacks != null) { mLauncherCallbacks.onClickAppShortcut(v); } } @Thunk void startAppShortcutOrInfoActivity(View v) { Object tag = v.getTag(); final ShortcutInfo shortcut; final Intent intent; if (tag instanceof ShortcutInfo) { shortcut = (ShortcutInfo) tag; intent = shortcut.intent; int[] pos = new int[2]; v.getLocationOnScreen(pos); intent.setSourceBounds(new Rect(pos[0], pos[1], pos[0] + v.getWidth(), pos[1] + v.getHeight())); } else if (tag instanceof AppInfo) { shortcut = null; intent = ((AppInfo) tag).intent; } else { throw new IllegalArgumentException("Input must be a Shortcut or AppInfo"); } boolean success = startActivitySafely(v, intent, tag); mStats.recordLaunch(v, intent, shortcut); if (success && v instanceof BubbleTextView) { mWaitingForResume = (BubbleTextView) v; mWaitingForResume.setStayPressed(true); } } /** * Event handler for a folder icon click. * * @param v The view that was clicked. Must be an instance of {@link FolderIcon}. */ protected void onClickFolderIcon(View v) { if (LOGD) Log.d(TAG, "onClickFolder"); if (!(v instanceof FolderIcon)) { throw new IllegalArgumentException("Input must be a FolderIcon"); } FolderIcon folderIcon = (FolderIcon) v; final FolderInfo info = folderIcon.getFolderInfo(); Folder openFolder = mWorkspace.getFolderForTag(info); // If the folder info reports that the associated folder is open, then verify that // it is actually opened. There have been a few instances where this gets out of sync. if (info.opened && openFolder == null) { Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: " + info.screenId + " (" + info.cellX + ", " + info.cellY + ")"); info.opened = false; } if (!info.opened && !folderIcon.getFolder().isDestroyed()) { // Close any open folder closeFolder(); // Open the requested folder openFolder(folderIcon); } else { // Find the open folder... int folderScreen; if (openFolder != null) { folderScreen = mWorkspace.getPageForView(openFolder); // .. and close it closeFolder(openFolder); if (folderScreen != mWorkspace.getCurrentPage()) { // Close any folder open on the current screen closeFolder(); // Pull the folder onto this screen openFolder(folderIcon); } } } if (mLauncherCallbacks != null) { mLauncherCallbacks.onClickFolderIcon(v); } } /** * Event handler for the (Add) Widgets button that appears after a long press * on the home screen. */ protected void onClickAddWidgetButton(View view) { if (LOGD) Log.d(TAG, "onClickAddWidgetButton"); if (mIsSafeModeEnabled) { Toast.makeText(this, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show(); } else { showWidgetsView(true /* animated */, true /* resetPageToZero */); if (mLauncherCallbacks != null) { mLauncherCallbacks.onClickAddWidgetButton(view); } } } /** * Event handler for the wallpaper picker button that appears after a long press * on the home screen. */ protected void onClickWallpaperPicker(View v) { if (LOGD) Log.d(TAG, "onClickWallpaperPicker"); startActivityForResult(new Intent(Intent.ACTION_SET_WALLPAPER).setPackage(getPackageName()), REQUEST_PICK_WALLPAPER); if (mLauncherCallbacks != null) { mLauncherCallbacks.onClickWallpaperPicker(v); } } /** * Event handler for a click on the settings button that appears after a long press * on the home screen. */ protected void onClickSettingsButton(View v) { if (LOGD) Log.d(TAG, "onClickSettingsButton"); if (mLauncherCallbacks != null) { mLauncherCallbacks.onClickSettingsButton(v); } else { startActivity(new Intent(this, SettingsActivity.class)); } } public View.OnTouchListener getHapticFeedbackTouchListener() { if (mHapticFeedbackTouchListener == null) { mHapticFeedbackTouchListener = new View.OnTouchListener() { @SuppressLint("ClickableViewAccessibility") @Override public boolean onTouch(View v, MotionEvent event) { if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) { v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); } return false; } }; } return mHapticFeedbackTouchListener; } public void onDragStarted(View view) { if (isOnCustomContent()) { // Custom content screen doesn't participate in drag and drop. If on custom // content screen, move to default. moveWorkspaceToDefaultScreen(); } if (mLauncherCallbacks != null) { mLauncherCallbacks.onDragStarted(view); } } /** * Called when the user stops interacting with the launcher. * This implies that the user is now on the homescreen and is not doing housekeeping. */ protected void onInteractionEnd() { if (mLauncherCallbacks != null) { mLauncherCallbacks.onInteractionEnd(); } } /** * Called when the user starts interacting with the launcher. * The possible interactions are: * - open all apps * - reorder an app shortcut, or a widget * - open the overview mode. * This is a good time to stop doing things that only make sense * when the user is on the homescreen and not doing housekeeping. */ protected void onInteractionBegin() { if (mLauncherCallbacks != null) { mLauncherCallbacks.onInteractionBegin(); } } /** Updates the interaction state. */ public void updateInteraction(Workspace.State fromState, Workspace.State toState) { // Only update the interacting state if we are transitioning to/from a view with an // overlay boolean fromStateWithOverlay = fromState != Workspace.State.NORMAL; boolean toStateWithOverlay = toState != Workspace.State.NORMAL; if (toStateWithOverlay) { onInteractionBegin(); } else if (fromStateWithOverlay) { onInteractionEnd(); } } void startApplicationDetailsActivity(ComponentName componentName, UserHandleCompat user) { try { LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this); launcherApps.showAppDetailsForProfile(componentName, user); } catch (SecurityException e) { Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); Log.e(TAG, "Launcher does not have permission to launch settings"); } catch (ActivityNotFoundException e) { Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); Log.e(TAG, "Unable to launch settings"); } } // returns true if the activity was started boolean startApplicationUninstallActivity(ComponentName componentName, int flags, UserHandleCompat user) { if ((flags & AppInfo.DOWNLOADED_FLAG) == 0) { // System applications cannot be installed. For now, show a toast explaining that. // We may give them the option of disabling apps this way. int messageId = R.string.uninstall_system_app_text; Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show(); return false; } else { String packageName = componentName.getPackageName(); String className = componentName.getClassName(); Intent intent = new Intent(Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className)); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); if (user != null) { user.addToIntent(intent, Intent.EXTRA_USER); } startActivity(intent); return true; } } private boolean startActivity(View v, Intent intent, Object tag) { intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); try { // Only launch using the new animation if the shortcut has not opted out (this is a // private contract between launcher and may be ignored in the future). boolean useLaunchAnimation = (v != null) && !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION); LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this); UserManagerCompat userManager = UserManagerCompat.getInstance(this); UserHandleCompat user = null; if (intent.hasExtra(AppInfo.EXTRA_PROFILE)) { long serialNumber = intent.getLongExtra(AppInfo.EXTRA_PROFILE, -1); user = userManager.getUserForSerialNumber(serialNumber); } Bundle optsBundle = null; if (useLaunchAnimation) { ActivityOptions opts = null; if (sClipRevealMethod != null) { // TODO: call method directly when Launcher3 can depend on M APIs int left = 0, top = 0; int width = v.getMeasuredWidth(), height = v.getMeasuredHeight(); if (v instanceof TextView) { // Launch from center of icon, not entire view Drawable icon = Workspace.getTextViewIcon((TextView) v); if (icon != null) { Rect bounds = icon.getBounds(); left = (width - bounds.width()) / 2; top = v.getPaddingTop(); width = bounds.width(); height = bounds.height(); } } try { opts = (ActivityOptions) sClipRevealMethod.invoke(null, v, left, top, width, height); } catch (IllegalAccessException e) { Log.d(TAG, "Could not call makeClipRevealAnimation: " + e); sClipRevealMethod = null; } catch (InvocationTargetException e) { Log.d(TAG, "Could not call makeClipRevealAnimation: " + e); sClipRevealMethod = null; } } if (opts == null && !Utilities.isLmpOrAbove()) { // Below L, we use a scale up animation opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0, v.getMeasuredWidth(), v.getMeasuredHeight()); } else if (opts == null && Utilities.isLmpMR1()) { // On L devices, we use the device default slide-up transition. // On L MR1 devices, we a custom version of the slide-up transition which // doesn't have the delay present in the device default. opts = ActivityOptions.makeCustomAnimation(this, R.anim.task_open_enter, R.anim.no_anim); } optsBundle = opts != null ? opts.toBundle() : null; } if (user == null || user.equals(UserHandleCompat.myUserHandle())) { // Could be launching some bookkeeping activity startActivity(intent, optsBundle); } else { // TODO Component can be null when shortcuts are supported for secondary user launcherApps.startActivityForProfile(intent.getComponent(), user, intent.getSourceBounds(), optsBundle); } return true; } catch (SecurityException e) { Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); Log.e(TAG, "Launcher does not have the permission to launch " + intent + ". Make sure to create a MAIN intent-filter for the corresponding activity " + "or use the exported attribute for this activity. " + "tag=" + tag + " intent=" + intent, e); } return false; } @Thunk boolean startActivitySafely(View v, Intent intent, Object tag) { boolean success = false; if (mIsSafeModeEnabled && !Utilities.isSystemApp(this, intent)) { Toast.makeText(this, R.string.safemode_shortcut_error, Toast.LENGTH_SHORT).show(); return false; } try { success = startActivity(v, intent, tag); if (isAllAppsVisible()) { // only add to the prediction if they open from the drawer predictiveAppsProvider.updateComponentCount(intent.getComponent()); } } catch (ActivityNotFoundException e) { Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e); } return success; } /** * This method draws the FolderIcon to an ImageView and then adds and positions that ImageView * in the DragLayer in the exact absolute location of the original FolderIcon. */ private void copyFolderIconToImage(FolderIcon fi) { final int width = fi.getMeasuredWidth(); final int height = fi.getMeasuredHeight(); // Lazy load ImageView, Bitmap and Canvas if (mFolderIconImageView == null) { mFolderIconImageView = new ImageView(this); } if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width || mFolderIconBitmap.getHeight() != height) { mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); mFolderIconCanvas = new Canvas(mFolderIconBitmap); } DragLayer.LayoutParams lp; if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) { lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams(); } else { lp = new DragLayer.LayoutParams(width, height); } // The layout from which the folder is being opened may be scaled, adjust the starting // view size by this scale factor. float scale = mDragLayer.getDescendantRectRelativeToSelf(fi, mRectForFolderAnimation); lp.customPosition = true; lp.x = mRectForFolderAnimation.left; lp.y = mRectForFolderAnimation.top; lp.width = (int) (scale * width); lp.height = (int) (scale * height); mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR); fi.draw(mFolderIconCanvas); mFolderIconImageView.setImageBitmap(mFolderIconBitmap); if (fi.getFolder() != null) { mFolderIconImageView.setPivotX(fi.getFolder().getPivotXForIconAnimation()); mFolderIconImageView.setPivotY(fi.getFolder().getPivotYForIconAnimation()); } // Just in case this image view is still in the drag layer from a previous animation, // we remove it and re-add it. if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) { mDragLayer.removeView(mFolderIconImageView); } mDragLayer.addView(mFolderIconImageView, lp); if (fi.getFolder() != null) { fi.getFolder().bringToFront(); } } private void growAndFadeOutFolderIcon(FolderIcon fi) { if (fi == null) return; PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0); PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f); PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f); FolderInfo info = (FolderInfo) fi.getTag(); if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { CellLayout cl = (CellLayout) fi.getParent().getParent(); CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams(); cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY); } // Push an ImageView copy of the FolderIcon into the DragLayer and hide the original copyFolderIconToImage(fi); fi.setVisibility(View.INVISIBLE); ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, scaleX, scaleY); if (Utilities.isLmpOrAbove()) { oa.setInterpolator(new LogDecelerateInterpolator(100, 0)); } oa.setDuration(getResources().getInteger(R.integer.config_folderExpandDuration)); oa.start(); } private void shrinkAndFadeInFolderIcon(final FolderIcon fi) { if (fi == null) return; PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f); PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); final CellLayout cl = (CellLayout) fi.getParent().getParent(); // We remove and re-draw the FolderIcon in-case it has changed mDragLayer.removeView(mFolderIconImageView); copyFolderIconToImage(fi); ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha, scaleX, scaleY); oa.setDuration(getResources().getInteger(R.integer.config_folderExpandDuration)); oa.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationEnd(Animator animation) { if (cl != null) { cl.clearFolderLeaveBehind(); // Remove the ImageView copy of the FolderIcon and make the original visible. mDragLayer.removeView(mFolderIconImageView); fi.setVisibility(View.VISIBLE); } } }); oa.start(); } /** * Opens the user folder described by the specified tag. The opening of the folder * is animated relative to the specified View. If the View is null, no animation * is played. * * @param folderInfo The FolderInfo describing the folder to open. */ public void openFolder(FolderIcon folderIcon) { Folder folder = folderIcon.getFolder(); Folder openFolder = mWorkspace != null ? mWorkspace.getOpenFolder() : null; if (openFolder != null && openFolder != folder) { // Close any open folder before opening a folder. closeFolder(); } FolderInfo info = folder.mInfo; info.opened = true; // While the folder is open, the position of the icon cannot change. ((CellLayout.LayoutParams) folderIcon.getLayoutParams()).canReorder = false; // Just verify that the folder hasn't already been added to the DragLayer. // There was a one-off crash where the folder had a parent already. if (folder.getParent() == null) { mDragLayer.addView(folder); mDragController.addDropTarget((DropTarget) folder); } else { Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" + folder.getParent() + ")."); } folder.animateOpen(); growAndFadeOutFolderIcon(folderIcon); // Notify the accessibility manager that this folder "window" has appeared and occluded // the workspace items folder.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED); } public void closeFolder() { Folder folder = mWorkspace != null ? mWorkspace.getOpenFolder() : null; if (folder != null) { if (folder.isEditingName()) { folder.dismissEditingName(); } closeFolder(folder); } } public void closeFolder(Folder folder) { folder.getInfo().opened = false; ViewGroup parent = (ViewGroup) folder.getParent().getParent(); if (parent != null) { FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo); shrinkAndFadeInFolderIcon(fi); if (fi != null) { ((CellLayout.LayoutParams) fi.getLayoutParams()).canReorder = true; } } folder.animateClosed(); // Notify the accessibility manager that this folder "window" has disappeard and no // longer occludeds the workspace items getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); } public boolean onLongClick(View v) { lockLauncherDrawer(true); if (!isDraggingEnabled()) return false; if (isWorkspaceLocked()) return false; if (mState != State.WORKSPACE) return false; if (v == mAllAppsButton) { onLongClickAllAppsButton(v); return true; } if (v instanceof Workspace) { if (!mWorkspace.isInOverviewMode()) { if (!mWorkspace.isTouchActive()) { showOverviewMode(true); mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); return true; } else { return false; } } else { return false; } } CellLayout.CellInfo longClickCellInfo = null; View itemUnderLongClick = null; if (v.getTag() instanceof ItemInfo) { ItemInfo info = (ItemInfo) v.getTag(); longClickCellInfo = new CellLayout.CellInfo(v, info); itemUnderLongClick = longClickCellInfo.cell; resetAddInfo(); } // The hotseat touch handling does not go through Workspace, and we always allow long press // on hotseat items. final boolean inHotseat = isHotseatLayout(v); if (!mDragController.isDragging()) { if (itemUnderLongClick == null) { // User long pressed on empty space mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS, HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING); if (mWorkspace.isInOverviewMode()) { mWorkspace.startReordering(v); } else { showOverviewMode(true); } } else { final boolean isAllAppsButton = inHotseat && isAllAppsButtonRank( mHotseat.getOrderInHotseat(longClickCellInfo.cellX, longClickCellInfo.cellY)); if (!(itemUnderLongClick instanceof Folder || isAllAppsButton)) { // User long pressed on an item mWorkspace.startDrag(longClickCellInfo); } } } return true; } boolean isHotseatLayout(View layout) { return mHotseat != null && layout != null && (layout instanceof CellLayout) && (layout == mHotseat.getLayout()); } /** * Returns the CellLayout of the specified container at the specified screen. */ public CellLayout getCellLayout(long container, long screenId) { if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { if (mHotseat != null) { return mHotseat.getLayout(); } else { return null; } } else { return mWorkspace.getScreenWithId(screenId); } } /** * For overridden classes. */ public boolean isAllAppsVisible() { return isAppsViewVisible(); } public boolean isAppsViewVisible() { return (mState == State.APPS) || (mOnResumeState == State.APPS); } public boolean isWidgetsViewVisible() { return (mState == State.WIDGETS) || (mOnResumeState == State.WIDGETS); } private void setWorkspaceBackground(int background) { switch (background) { case WORKSPACE_BACKGROUND_TRANSPARENT: getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT)); break; case WORKSPACE_BACKGROUND_BLACK: getWindow().setBackgroundDrawable(null); break; default: getWindow().setBackgroundDrawable(mWorkspaceBackgroundDrawable); } } protected void changeWallpaperVisiblity(boolean visible) { int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0; int curflags = getWindow().getAttributes().flags & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; if (wpflags != curflags) { getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER); } setWorkspaceBackground(visible ? WORKSPACE_BACKGROUND_GRADIENT : WORKSPACE_BACKGROUND_BLACK); } @Override public void onTrimMemory(int level) { super.onTrimMemory(level); if (level >= ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN) { // The widget preview db can result in holding onto over // 3MB of memory for caching which isn't necessary. SQLiteDatabase.releaseMemory(); // This clears all widget bitmaps from the widget tray // TODO(hyunyoungs) } if (mLauncherCallbacks != null) { mLauncherCallbacks.onTrimMemory(level); } } @Override public void onStateTransitionHideSearchBar() { // Hide the search bar if (mSearchDropTargetBar != null) { mSearchDropTargetBar.hideSearchBar(false /* animated */); } } public void showWorkspace(boolean animated) { showWorkspace(WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated, null); } public void showWorkspace(boolean animated, Runnable onCompleteRunnable) { showWorkspace(WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated, onCompleteRunnable); } protected void showWorkspace(int snapToPage, boolean animated) { showWorkspace(snapToPage, animated, null); } void showWorkspace(int snapToPage, boolean animated, Runnable onCompleteRunnable) { boolean changed = mState != State.WORKSPACE || mWorkspace.getState() != Workspace.State.NORMAL; if (changed) { lockLauncherDrawer(false); boolean wasInSpringLoadedMode = (mState != State.WORKSPACE); mWorkspace.setVisibility(View.VISIBLE); mStateTransitionAnimation.startAnimationToWorkspace(mState, Workspace.State.NORMAL, snapToPage, animated, onCompleteRunnable); // Show the search bar (only animate if we were showing the drop target bar in spring // loaded mode) if (mSearchDropTargetBar != null) { mSearchDropTargetBar.showSearchBar(animated && wasInSpringLoadedMode); } // Set focus to the AppsCustomize button if (mAllAppsButton != null) { mAllAppsButton.requestFocus(); } } // Change the state *after* we've called all the transition code mState = State.WORKSPACE; // Resume the auto-advance of widgets mUserPresent = true; updateAutoAdvanceState(); if (changed) { // Send an accessibility event to announce the context change getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); } } void showOverviewMode(boolean animated) { mWorkspace.setVisibility(View.VISIBLE); mStateTransitionAnimation.startAnimationToWorkspace(mState, Workspace.State.OVERVIEW, WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated, null /* onCompleteRunnable */); mState = State.WORKSPACE; lockLauncherDrawer(true); } /** * Shows the apps view. */ void showAppsView(boolean animated, boolean resetListToTop, boolean updatePredictedApps, boolean focusSearchBar) { if (resetListToTop) { mAppsView.scrollToTop(); } if (updatePredictedApps) { tryAndUpdatePredictedApps(); } showAppsOrWidgets(State.APPS, animated, focusSearchBar); } /** * Shows the widgets view. */ void showWidgetsView(boolean animated, boolean resetPageToZero) { if (LOGD) Log.d(TAG, "showWidgetsView:" + animated + " resetPageToZero:" + resetPageToZero); if (resetPageToZero) { mWidgetsView.scrollToTop(); } showAppsOrWidgets(State.WIDGETS, animated, false); mWidgetsView.post(new Runnable() { @Override public void run() { mWidgetsView.requestFocus(); } }); } /** * Sets up the transition to show the apps/widgets view. * * @return whether the current from and to state allowed this operation */ // TODO: calling method should use the return value so that when {@code false} is returned // the workspace transition doesn't fall into invalid state. private boolean showAppsOrWidgets(State toState, boolean animated, boolean focusSearchBar) { new Handler().postDelayed(new Runnable() { @Override public void run() { lockLauncherDrawer(true); } }, 750); if (mState != State.WORKSPACE && mState != State.APPS_SPRING_LOADED && mState != State.WIDGETS_SPRING_LOADED) { return false; } if (toState != State.APPS && toState != State.WIDGETS) { return false; } if (toState == State.APPS) { mStateTransitionAnimation.startAnimationToAllApps(animated, focusSearchBar); } else { mStateTransitionAnimation.startAnimationToWidgets(animated); } // Change the state *after* we've called all the transition code mState = toState; // Pause the auto-advance of widgets until we are out of AllApps mUserPresent = false; updateAutoAdvanceState(); closeFolder(); // Send an accessibility event to announce the context change getWindow().getDecorView().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); return true; } /** * Updates the workspace and interaction state on state change, and return the animation to this * new state. */ public Animator startWorkspaceStateChangeAnimation(Workspace.State toState, int toPage, boolean animated, boolean hasOverlaySearchBar, HashMap<View, Integer> layerViews) { Workspace.State fromState = mWorkspace.getState(); Animator anim = mWorkspace.setStateWithAnimation(toState, toPage, animated, hasOverlaySearchBar, layerViews); updateInteraction(fromState, toState); return anim; } public void enterSpringLoadedDragMode() { if (LOGD) Log.d(TAG, String.format("enterSpringLoadedDragMode [mState=%s", mState.name())); if (mState == State.WORKSPACE || mState == State.APPS_SPRING_LOADED || mState == State.WIDGETS_SPRING_LOADED) { return; } mStateTransitionAnimation.startAnimationToWorkspace(mState, Workspace.State.SPRING_LOADED, WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, true /* animated */, null /* onCompleteRunnable */); mState = isAppsViewVisible() ? State.APPS_SPRING_LOADED : State.WIDGETS_SPRING_LOADED; } public void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, int delay, final Runnable onCompleteRunnable) { if (mState != State.APPS_SPRING_LOADED && mState != State.WIDGETS_SPRING_LOADED) return; mHandler.postDelayed(new Runnable() { @Override public void run() { if (successfulDrop) { // TODO(hyunyoungs): verify if this hack is still needed, if not, delete. // // Before we show workspace, hide all apps again because // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should // clean up our state transition functions mWidgetsView.setVisibility(View.GONE); showWorkspace(true, onCompleteRunnable); } else { exitSpringLoadedDragMode(); } } }, delay); } void exitSpringLoadedDragMode() { if (mState == State.APPS_SPRING_LOADED) { showAppsView(true /* animated */, false /* resetListToTop */, false /* updatePredictedApps */, false /* focusSearchBar */); } else if (mState == State.WIDGETS_SPRING_LOADED) { showWidgetsView(true, false); } } /** * Updates the set of predicted apps if it hasn't been updated since the last time Launcher was * resumed. */ private void tryAndUpdatePredictedApps() { List<ComponentKey> apps; if (mLauncherCallbacks != null) { apps = mLauncherCallbacks.getPredictedApps(); } else { apps = predictiveAppsProvider.getPredictions(); predictiveAppsProvider.updateTopPredictedApps(); } if (apps != null) { mAppsView.setPredictedApps(apps); } } void lockAllApps() { // TODO } void unlockAllApps() { // TODO } protected void disableVoiceButtonProxy(boolean disable) { // NO-OP } public View getOrCreateQsbBar() { if (!AppSettings.getInstance(this).showSearchBar) { return null; } if (mLauncherCallbacks != null && mLauncherCallbacks.providesSearch()) { return mLauncherCallbacks.getQsbBar(); } if (mQsb == null) { AppWidgetProviderInfo searchProvider = Utilities.getSearchWidgetProvider(this); if (searchProvider == null) { return null; } Bundle opts = new Bundle(); opts.putInt(AppWidgetManager.OPTION_APPWIDGET_HOST_CATEGORY, AppWidgetProviderInfo.WIDGET_CATEGORY_SEARCHBOX); SharedPreferences sp = getSharedPreferences(LauncherAppState.getSharedPreferencesKey(), MODE_PRIVATE); int widgetId = sp.getInt(QSB_WIDGET_ID, -1); AppWidgetProviderInfo widgetInfo = mAppWidgetManager.getAppWidgetInfo(widgetId); if (!searchProvider.provider.flattenToString().equals(sp.getString(QSB_WIDGET_PROVIDER, null)) || (widgetInfo == null) || !widgetInfo.provider.equals(searchProvider.provider)) { // A valid widget is not already bound. if (widgetId > -1) { mAppWidgetHost.deleteAppWidgetId(widgetId); widgetId = -1; } // Try to bind a new widget widgetId = generateViewId(); sp.edit().putInt(QSB_WIDGET_ID, widgetId) .putString(QSB_WIDGET_PROVIDER, searchProvider.provider.flattenToString()).commit(); } mAppWidgetHost.setQsbWidgetId(widgetId); if (widgetId != -1) { mQsb = mAppWidgetHost.createView(this, widgetId, searchProvider); mQsb.updateAppWidgetOptions(opts); mQsb.setPadding(0, 0, 0, 0); mSearchDropTargetBar.addView(mQsb); mSearchDropTargetBar.setQsbSearchBar(mQsb); createClickableSearch(); } } return mQsb; } private void createClickableSearch() { new Handler().postDelayed(new Runnable() { @Override public void run() { FrameLayout content = (FrameLayout) findViewById(R.id.search_dummy); View search = new View(Launcher.this); FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, mQsb.getHeight()); params.topMargin = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 28, getResources().getDisplayMetrics()); search.setLayoutParams(params); search.setOnTouchListener(new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (!disableSearch()) { if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) { v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY); } } return disableSearch(); } }); search.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { startSearch("", false, new Bundle(), new Rect()); } }); content.addView(search); } }, 1000); } private boolean disableSearch() { return mWorkspace.isInOverviewMode() || isAllAppsVisible() || isWidgetsViewVisible(); } private void reinflateQSBIfNecessary() { if (mQsb instanceof LauncherAppWidgetHostView && ((LauncherAppWidgetHostView) mQsb).isReinflateRequired()) { mSearchDropTargetBar.removeView(mQsb); mQsb = null; mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar()); } } @Override public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { final boolean result = super.dispatchPopulateAccessibilityEvent(event); final List<CharSequence> text = event.getText(); text.clear(); // Populate event with a fake title based on the current state. if (mState == State.APPS) { text.add(getString(R.string.all_apps_button_label)); } else if (mState == State.WIDGETS) { text.add(getString(R.string.widget_button_text)); } else if (mWorkspace != null) { text.add(mWorkspace.getCurrentPageDescription()); } else { text.add(getString(R.string.all_apps_home_button_label)); } return result; } /** * Receives notifications when system dialogs are to be closed. */ @Thunk class CloseSystemDialogsIntentReceiver extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { closeSystemDialogs(); } } /** * If the activity is currently paused, signal that we need to run the passed Runnable * in onResume. * * This needs to be called from incoming places where resources might have been loaded * while the activity is paused. That is because the Configuration (e.g., rotation) might be * wrong when we're not running, and if the activity comes back to what the configuration was * when we were paused, activity is not restarted. * * Implementation of the method from LauncherModel.Callbacks. * * @return {@code true} if we are currently paused. The caller might be able to skip some work */ @Thunk boolean waitUntilResume(Runnable run, boolean deletePreviousRunnables) { if (mPaused) { if (LOGD) Log.d(TAG, "Deferring update until onResume"); if (deletePreviousRunnables) { while (mBindOnResumeCallbacks.remove(run)) { } } mBindOnResumeCallbacks.add(run); return true; } else { return false; } } private boolean waitUntilResume(Runnable run) { return waitUntilResume(run, false); } public void addOnResumeCallback(Runnable run) { mOnResumeCallbacks.add(run); } /** * If the activity is currently paused, signal that we need to re-run the loader * in onResume. * * This needs to be called from incoming places where resources might have been loaded * while we are paused. That is becaues the Configuration might be wrong * when we're not running, and if it comes back to what it was when we * were paused, we are not restarted. * * Implementation of the method from LauncherModel.Callbacks. * * @return true if we are currently paused. The caller might be able to * skip some work in that case since we will come back again. */ public boolean setLoadOnResume() { if (mPaused) { if (LOGD) Log.d(TAG, "setLoadOnResume"); mOnResumeNeedsLoad = true; return true; } else { return false; } } /** * Implementation of the method from LauncherModel.Callbacks. */ public int getCurrentWorkspaceScreen() { if (mWorkspace != null) { return mWorkspace.getCurrentPage(); } else { return SCREEN_COUNT / 2; } } /** * Refreshes the shortcuts shown on the workspace. * * Implementation of the method from LauncherModel.Callbacks. */ public void startBinding() { setWorkspaceLoading(true); // If we're starting binding all over again, clear any bind calls we'd postponed in // the past (see waitUntilResume) -- we don't need them since we're starting binding // from scratch again mBindOnResumeCallbacks.clear(); // Clear the workspace because it's going to be rebound mWorkspace.clearDropTargets(); mWorkspace.removeAllWorkspaceScreens(); mWidgetsToAdvance.clear(); if (mHotseat != null) { mHotseat.resetLayout(); } } @Override public void bindScreens(ArrayList<Long> orderedScreenIds) { bindAddScreens(orderedScreenIds); // If there are no screens, we need to have an empty screen if (orderedScreenIds.size() == 0) { mWorkspace.addExtraEmptyScreen(); } // Create the custom content page (this call updates mDefaultScreen which calls // setCurrentPage() so ensure that all pages are added before calling this). if (hasCustomContentToLeft()) { mWorkspace.createCustomContentContainer(); populateCustomContentContainer(); } } @Override public void bindAddScreens(ArrayList<Long> orderedScreenIds) { int count = orderedScreenIds.size(); for (int i = 0; i < count; i++) { mWorkspace.insertNewWorkspaceScreenBeforeEmptyScreen(orderedScreenIds.get(i)); } } private boolean shouldShowWeightWatcher() { String spKey = LauncherAppState.getSharedPreferencesKey(); SharedPreferences sp = getSharedPreferences(spKey, Context.MODE_PRIVATE); boolean show = sp.getBoolean(SHOW_WEIGHT_WATCHER, SHOW_WEIGHT_WATCHER_DEFAULT); return show; } private void toggleShowWeightWatcher() { String spKey = LauncherAppState.getSharedPreferencesKey(); SharedPreferences sp = getSharedPreferences(spKey, Context.MODE_PRIVATE); boolean show = sp.getBoolean(SHOW_WEIGHT_WATCHER, true); show = !show; SharedPreferences.Editor editor = sp.edit(); editor.putBoolean(SHOW_WEIGHT_WATCHER, show); editor.commit(); if (mWeightWatcher != null) { mWeightWatcher.setVisibility(show ? View.VISIBLE : View.GONE); } } public void bindAppsAdded(final ArrayList<Long> newScreens, final ArrayList<ItemInfo> addNotAnimated, final ArrayList<ItemInfo> addAnimated, final ArrayList<AppInfo> addedApps) { Runnable r = new Runnable() { public void run() { bindAppsAdded(newScreens, addNotAnimated, addAnimated, addedApps); } }; if (waitUntilResume(r)) { return; } // Add the new screens if (newScreens != null) { bindAddScreens(newScreens); } // We add the items without animation on non-visible pages, and with // animations on the new page (which we will try and snap to). if (addNotAnimated != null && !addNotAnimated.isEmpty()) { bindItems(addNotAnimated, 0, addNotAnimated.size(), false); } if (addAnimated != null && !addAnimated.isEmpty()) { bindItems(addAnimated, 0, addAnimated.size(), true); } // Remove the extra empty screen mWorkspace.removeExtraEmptyScreen(false, false); if (addedApps != null && mAppsView != null) { mAppsView.addApps(addedApps); } } /** * Bind the items start-end from the list. * * Implementation of the method from LauncherModel.Callbacks. */ public void bindItems(final ArrayList<ItemInfo> shortcuts, final int start, final int end, final boolean forceAnimateIcons) { Runnable r = new Runnable() { public void run() { bindItems(shortcuts, start, end, forceAnimateIcons); } }; if (waitUntilResume(r)) { return; } // Get the list of added shortcuts and intersect them with the set of shortcuts here final AnimatorSet anim = LauncherAnimUtils.createAnimatorSet(); final Collection<Animator> bounceAnims = new ArrayList<Animator>(); final boolean animateIcons = forceAnimateIcons && canRunNewAppsAnimation(); Workspace workspace = mWorkspace; long newShortcutsScreenId = -1; for (int i = start; i < end; i++) { final ItemInfo item = shortcuts.get(i); // Short circuit if we are loading dock items for a configuration which has no dock if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT && mHotseat == null) { continue; } switch (item.itemType) { case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: ShortcutInfo info = (ShortcutInfo) item; View shortcut = createShortcut(info); /* * TODO: FIX collision case */ if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { CellLayout cl = mWorkspace.getScreenWithId(item.screenId); if (cl != null && cl.isOccupied(item.cellX, item.cellY)) { View v = cl.getChildAt(item.cellX, item.cellY); Object tag = v.getTag(); String desc = "Collision while binding workspace item: " + item + ". Collides with " + tag; if (LauncherAppState.isDogfoodBuild()) { throw (new RuntimeException(desc)); } else { Log.d(TAG, desc); } } } workspace.addInScreenFromBind(shortcut, item.container, item.screenId, item.cellX, item.cellY, 1, 1); if (animateIcons) { // Animate all the applications up now shortcut.setAlpha(0f); shortcut.setScaleX(0f); shortcut.setScaleY(0f); bounceAnims.add(createNewAppBounceAnimation(shortcut, i)); newShortcutsScreenId = item.screenId; } break; case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()), (FolderInfo) item, mIconCache); workspace.addInScreenFromBind(newFolder, item.container, item.screenId, item.cellX, item.cellY, 1, 1); break; default: throw new RuntimeException("Invalid Item Type"); } } if (animateIcons) { // Animate to the correct page if (newShortcutsScreenId > -1) { long currentScreenId = mWorkspace.getScreenIdForPageIndex(mWorkspace.getNextPage()); final int newScreenIndex = mWorkspace.getPageIndexForScreenId(newShortcutsScreenId); final Runnable startBounceAnimRunnable = new Runnable() { public void run() { anim.playTogether(bounceAnims); anim.start(); } }; if (newShortcutsScreenId != currentScreenId) { // We post the animation slightly delayed to prevent slowdowns // when we are loading right after we return to launcher. mWorkspace.postDelayed(new Runnable() { public void run() { if (mWorkspace != null) { mWorkspace.snapToPage(newScreenIndex); mWorkspace.postDelayed(startBounceAnimRunnable, NEW_APPS_ANIMATION_DELAY); } } }, NEW_APPS_PAGE_MOVE_DELAY); } else { mWorkspace.postDelayed(startBounceAnimRunnable, NEW_APPS_ANIMATION_DELAY); } } } workspace.requestLayout(); } /** * Implementation of the method from LauncherModel.Callbacks. */ public void bindFolders(final LongArrayMap<FolderInfo> folders) { Runnable r = new Runnable() { public void run() { bindFolders(folders); } }; if (waitUntilResume(r)) { return; } sFolders = folders.clone(); } /** * Add the views for a widget to the workspace. * * Implementation of the method from LauncherModel.Callbacks. */ public void bindAppWidget(final LauncherAppWidgetInfo item) { Runnable r = new Runnable() { public void run() { bindAppWidget(item); } }; if (waitUntilResume(r)) { return; } final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0; if (DEBUG_WIDGETS) { Log.d(TAG, "bindAppWidget: " + item); } final Workspace workspace = mWorkspace; LauncherAppWidgetProviderInfo appWidgetInfo = LauncherModel.getProviderInfo(this, item.providerName, item.user); if (!mIsSafeModeEnabled && ((item.restoreStatus & LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0) && ((item.restoreStatus & LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) != 0)) { if (appWidgetInfo == null) { if (DEBUG_WIDGETS) { Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId + " belongs to component " + item.providerName + ", as the povider is null"); } LauncherModel.deleteItemFromDatabase(this, item); return; } // Note: This assumes that the id remap broadcast is received before this step. // If that is not the case, the id remap will be ignored and user may see the // click to setup view. PendingAddWidgetInfo pendingInfo = new PendingAddWidgetInfo(this, appWidgetInfo, null); pendingInfo.spanX = item.spanX; pendingInfo.spanY = item.spanY; pendingInfo.minSpanX = item.minSpanX; pendingInfo.minSpanY = item.minSpanY; Bundle options = null; WidgetHostViewLoader.getDefaultOptionsForWidget(this, pendingInfo); int newWidgetId = mAppWidgetHost.allocateAppWidgetId(); boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(newWidgetId, appWidgetInfo, options); // TODO consider showing a permission dialog when the widget is clicked. if (!success) { mAppWidgetHost.deleteAppWidgetId(newWidgetId); if (DEBUG_WIDGETS) { Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId + " belongs to component " + item.providerName + ", as the launcher is unable to bing a new widget id"); } LauncherModel.deleteItemFromDatabase(this, item); return; } item.appWidgetId = newWidgetId; // If the widget has a configure activity, it is still needs to set it up, otherwise // the widget is ready to go. item.restoreStatus = (appWidgetInfo.configure == null) ? LauncherAppWidgetInfo.RESTORE_COMPLETED : LauncherAppWidgetInfo.FLAG_UI_NOT_READY; LauncherModel.updateItemInDatabase(this, item); } if (!mIsSafeModeEnabled && item.restoreStatus == LauncherAppWidgetInfo.RESTORE_COMPLETED) { final int appWidgetId = item.appWidgetId; if (DEBUG_WIDGETS) { Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component " + appWidgetInfo.provider); } item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo); } else { appWidgetInfo = null; PendingAppWidgetHostView view = new PendingAppWidgetHostView(this, item, mIsSafeModeEnabled); view.updateIcon(mIconCache); item.hostView = view; item.hostView.updateAppWidget(null); item.hostView.setOnClickListener(this); } item.hostView.setTag(item); item.onBindAppWidget(this); workspace.addInScreen(item.hostView, item.container, item.screenId, item.cellX, item.cellY, item.spanX, item.spanY, false); if (!item.isCustomWidget()) { addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo); } workspace.requestLayout(); if (DEBUG_WIDGETS) { Log.d(TAG, "bound widget id=" + item.appWidgetId + " in " + (SystemClock.uptimeMillis() - start) + "ms"); } } /** * Restores a pending widget. * * @param appWidgetId The app widget id * @param cellInfo The position on screen where to create the widget. */ private void completeRestoreAppWidget(final int appWidgetId) { LauncherAppWidgetHostView view = mWorkspace.getWidgetForAppWidgetId(appWidgetId); if ((view == null) || !(view instanceof PendingAppWidgetHostView)) { Log.e(TAG, "Widget update called, when the widget no longer exists."); return; } LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) view.getTag(); info.restoreStatus = LauncherAppWidgetInfo.RESTORE_COMPLETED; mWorkspace.reinflateWidgetsIfNecessary(); LauncherModel.updateItemInDatabase(this, info); } public void onPageBoundSynchronously(int page) { mSynchronouslyBoundPages.add(page); } /** * Callback saying that there aren't any more items to bind. * * Implementation of the method from LauncherModel.Callbacks. */ public void finishBindingItems() { Runnable r = new Runnable() { public void run() { finishBindingItems(); } }; if (waitUntilResume(r)) { return; } if (mSavedState != null) { if (!mWorkspace.hasFocus()) { mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus(); } mSavedState = null; } mWorkspace.restoreInstanceStateForRemainingPages(); setWorkspaceLoading(false); sendLoadingCompleteBroadcastIfNecessary(); // If we received the result of any pending adds while the loader was running (e.g. the // widget configuration forced an orientation change), process them now. if (sPendingAddItem != null) { final long screenId = completeAdd(sPendingAddItem); // TODO: this moves the user to the page where the pending item was added. Ideally, // the screen would be guaranteed to exist after bind, and the page would be set through // the workspace restore process. mWorkspace.post(new Runnable() { @Override public void run() { mWorkspace.snapToScreenId(screenId); } }); sPendingAddItem = null; } InstallShortcutReceiver.disableAndFlushInstallQueue(this); if (mLauncherCallbacks != null) { mLauncherCallbacks.finishBindingItems(false); } } private void sendLoadingCompleteBroadcastIfNecessary() { if (!mSharedPrefs.getBoolean(FIRST_LOAD_COMPLETE, false)) { String permission = getResources().getString(R.string.receive_first_load_broadcast_permission); Intent intent = new Intent(ACTION_FIRST_LOAD_COMPLETE); sendBroadcast(intent, permission); SharedPreferences.Editor editor = mSharedPrefs.edit(); editor.putBoolean(FIRST_LOAD_COMPLETE, true); editor.apply(); } } public boolean isAllAppsButtonRank(int rank) { if (mHotseat != null) { return mHotseat.isAllAppsButtonRank(rank); } return false; } private boolean canRunNewAppsAnimation() { long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime(); return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000); } private ValueAnimator createNewAppBounceAnimation(View v, int i) { ValueAnimator bounceAnim = LauncherAnimUtils.ofPropertyValuesHolder(v, PropertyValuesHolder.ofFloat("alpha", 1f), PropertyValuesHolder.ofFloat("scaleX", 1f), PropertyValuesHolder.ofFloat("scaleY", 1f)); bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION); bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY); bounceAnim.setInterpolator(new OvershootInterpolator(BOUNCE_ANIMATION_TENSION)); return bounceAnim; } public boolean useVerticalBarLayout() { return mDeviceProfile.isVerticalBarLayout(); } protected Rect getSearchBarBounds() { return mDeviceProfile.getSearchBarBounds(Utilities.isRtl(getResources())); } public void bindSearchablesChanged() { if (mSearchDropTargetBar == null) { return; } if (mQsb != null) { mSearchDropTargetBar.removeView(mQsb); mQsb = null; } mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar()); } /** * A runnable that we can dequeue and re-enqueue when all applications are bound (to prevent * multiple calls to bind the same list.) */ @Thunk ArrayList<AppInfo> mTmpAppsList; private Runnable mBindAllApplicationsRunnable = new Runnable() { public void run() { bindAllApplications(mTmpAppsList); mTmpAppsList = null; } }; /** * Add the icons for all apps. * * Implementation of the method from LauncherModel.Callbacks. */ public void bindAllApplications(final ArrayList<AppInfo> apps) { if (waitUntilResume(mBindAllApplicationsRunnable, true)) { mTmpAppsList = apps; return; } if (mAppsView != null) { mAppsView.setApps(apps); } if (mLauncherCallbacks != null) { mLauncherCallbacks.bindAllApplications(apps); } } /** * A package was updated. * * Implementation of the method from LauncherModel.Callbacks. */ public void bindAppsUpdated(final ArrayList<AppInfo> apps) { Runnable r = new Runnable() { public void run() { bindAppsUpdated(apps); } }; if (waitUntilResume(r)) { return; } if (mAppsView != null) { mAppsView.updateApps(apps); } } @Override public void bindWidgetsRestored(final ArrayList<LauncherAppWidgetInfo> widgets) { Runnable r = new Runnable() { public void run() { bindWidgetsRestored(widgets); } }; if (waitUntilResume(r)) { return; } mWorkspace.widgetsRestored(widgets); } /** * Some shortcuts were updated in the background. * * Implementation of the method from LauncherModel.Callbacks. */ @Override public void bindShortcutsChanged(final ArrayList<ShortcutInfo> updated, final ArrayList<ShortcutInfo> removed, final UserHandleCompat user) { Runnable r = new Runnable() { public void run() { bindShortcutsChanged(updated, removed, user); } }; if (waitUntilResume(r)) { return; } if (!updated.isEmpty()) { mWorkspace.updateShortcuts(updated); } if (!removed.isEmpty()) { HashSet<ComponentName> removedComponents = new HashSet<ComponentName>(); for (ShortcutInfo si : removed) { removedComponents.add(si.getTargetComponent()); } mWorkspace.removeItemsByComponentName(removedComponents, user); // Notify the drag controller mDragController.onAppsRemoved(new ArrayList<String>(), removedComponents); } } /** * Update the state of a package, typically related to install state. * * Implementation of the method from LauncherModel.Callbacks. */ @Override public void bindRestoreItemsChange(final HashSet<ItemInfo> updates) { Runnable r = new Runnable() { public void run() { bindRestoreItemsChange(updates); } }; if (waitUntilResume(r)) { return; } mWorkspace.updateRestoreItems(updates); } /** * A package was uninstalled. We take both the super set of packageNames * in addition to specific applications to remove, the reason being that * this can be called when a package is updated as well. In that scenario, * we only remove specific components from the workspace, where as * package-removal should clear all items by package name. * * @param reason if non-zero, the icons are not permanently removed, rather marked as disabled. * Implementation of the method from LauncherModel.Callbacks. */ @Override public void bindComponentsRemoved(final ArrayList<String> packageNames, final ArrayList<AppInfo> appInfos, final UserHandleCompat user, final int reason) { Runnable r = new Runnable() { public void run() { bindComponentsRemoved(packageNames, appInfos, user, reason); } }; if (waitUntilResume(r)) { return; } if (reason == 0) { HashSet<ComponentName> removedComponents = new HashSet<ComponentName>(); for (AppInfo info : appInfos) { removedComponents.add(info.componentName); } if (!packageNames.isEmpty()) { mWorkspace.removeItemsByPackageName(packageNames, user); } if (!removedComponents.isEmpty()) { mWorkspace.removeItemsByComponentName(removedComponents, user); } // Notify the drag controller mDragController.onAppsRemoved(packageNames, removedComponents); } else { mWorkspace.disableShortcutsByPackageName(packageNames, user, reason); } // Update AllApps if (mAppsView != null) { mAppsView.removeApps(appInfos); } } private Runnable mBindPackagesUpdatedRunnable = new Runnable() { public void run() { bindAllPackages(mWidgetsModel); } }; @Override public void bindAllPackages(final WidgetsModel model) { if (waitUntilResume(mBindPackagesUpdatedRunnable, true)) { mWidgetsModel = model; return; } if (mWidgetsView != null && model != null) { mWidgetsView.addWidgets(model); mWidgetsModel = null; } } private int mapConfigurationOriActivityInfoOri(int configOri) { final Display d = getWindowManager().getDefaultDisplay(); int naturalOri = Configuration.ORIENTATION_LANDSCAPE; switch (d.getRotation()) { case Surface.ROTATION_0: case Surface.ROTATION_180: // We are currently in the same basic orientation as the natural orientation naturalOri = configOri; break; case Surface.ROTATION_90: case Surface.ROTATION_270: // We are currently in the other basic orientation to the natural orientation naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ? Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE; break; } int[] oriMap = { ActivityInfo.SCREEN_ORIENTATION_PORTRAIT, ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE, ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT, ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE }; // Since the map starts at portrait, we need to offset if this device's natural orientation // is landscape. int indexOffset = 0; if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) { indexOffset = 1; } return oriMap[(d.getRotation() + indexOffset) % 4]; } public void lockScreenOrientation() { if (mRotationEnabled) { if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR2) { setRequestedOrientation( mapConfigurationOriActivityInfoOri(getResources().getConfiguration().orientation)); } else { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED); } } } public void unlockScreenOrientation(boolean immediate) { if (mRotationEnabled) { if (immediate) { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); } else { mHandler.postDelayed(new Runnable() { public void run() { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); } }, mRestoreScreenOrientationDelay); } } } protected boolean isLauncherPreinstalled() { if (mLauncherCallbacks != null) { return mLauncherCallbacks.isLauncherPreinstalled(); } PackageManager pm = getPackageManager(); try { ApplicationInfo ai = pm.getApplicationInfo(getComponentName().getPackageName(), 0); if ((ai.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { return true; } else { return false; } } catch (NameNotFoundException e) { e.printStackTrace(); return false; } } /** * This method indicates whether or not we should suggest default wallpaper dimensions * when our wallpaper cropper was not yet used to set a wallpaper. */ protected boolean overrideWallpaperDimensions() { if (mLauncherCallbacks != null) { return mLauncherCallbacks.overrideWallpaperDimensions(); } return true; } /** * To be overridden by subclasses to indicate that there is an activity to launch * before showing the standard launcher experience. */ protected boolean hasFirstRunActivity() { if (mLauncherCallbacks != null) { return mLauncherCallbacks.hasFirstRunActivity(); } return false; } /** * To be overridden by subclasses to launch any first run activity */ protected Intent getFirstRunActivity() { if (mLauncherCallbacks != null) { return mLauncherCallbacks.getFirstRunActivity(); } return null; } private boolean shouldRunFirstRunActivity() { return !ActivityManager.isRunningInTestHarness() && !mSharedPrefs.getBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, false); } protected boolean hasRunFirstRunActivity() { return mSharedPrefs.getBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, false); } public boolean showFirstRunActivity() { if (shouldRunFirstRunActivity() && hasFirstRunActivity()) { Intent firstRunIntent = getFirstRunActivity(); if (firstRunIntent != null) { startActivity(firstRunIntent); markFirstRunActivityShown(); return true; } } return false; } private void markFirstRunActivityShown() { SharedPreferences.Editor editor = mSharedPrefs.edit(); editor.putBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, true); editor.apply(); } /** * To be overridden by subclasses to indicate that there is an in-activity full-screen intro * screen that must be displayed and dismissed. */ protected boolean hasDismissableIntroScreen() { if (mLauncherCallbacks != null) { return mLauncherCallbacks.hasDismissableIntroScreen(); } return false; } /** * Full screen intro screen to be shown and dismissed before the launcher can be used. */ protected View getIntroScreen() { if (mLauncherCallbacks != null) { return mLauncherCallbacks.getIntroScreen(); } return null; } /** * To be overriden by subclasses to indicate whether the in-activity intro screen has been * dismissed. This method is ignored if #hasDismissableIntroScreen returns false. */ private boolean shouldShowIntroScreen() { return hasDismissableIntroScreen() && !mSharedPrefs.getBoolean(INTRO_SCREEN_DISMISSED, false); } protected void showIntroScreen() { View introScreen = getIntroScreen(); changeWallpaperVisiblity(false); if (introScreen != null) { mDragLayer.showOverlayView(introScreen); } if (mLauncherOverlayContainer != null) { mLauncherOverlayContainer.setVisibility(View.INVISIBLE); } } public void dismissIntroScreen() { markIntroScreenDismissed(); if (showFirstRunActivity()) { // We delay hiding the intro view until the first run activity is showing. This // avoids a blip. mWorkspace.postDelayed(new Runnable() { @Override public void run() { mDragLayer.dismissOverlayView(); if (mLauncherOverlayContainer != null) { mLauncherOverlayContainer.setVisibility(View.VISIBLE); } showFirstRunClings(); } }, ACTIVITY_START_DELAY); } else { mDragLayer.dismissOverlayView(); if (mLauncherOverlayContainer != null) { mLauncherOverlayContainer.setVisibility(View.VISIBLE); } showFirstRunClings(); } changeWallpaperVisiblity(true); } private void markIntroScreenDismissed() { SharedPreferences.Editor editor = mSharedPrefs.edit(); editor.putBoolean(INTRO_SCREEN_DISMISSED, true); editor.apply(); } @Thunk void showFirstRunClings() { // The two first run cling paths are mutually exclusive, if the launcher is preinstalled // on the device, then we always show the first run cling experience (or if there is no // launcher2). Otherwise, we prompt the user upon started for migration LauncherClings launcherClings = new LauncherClings(this); if (launcherClings.shouldShowFirstRunOrMigrationClings()) { if (mModel.canMigrateFromOldLauncherDb(this)) { launcherClings.showMigrationCling(); } else { launcherClings.showLongPressCling(true); } } } void showWorkspaceSearchAndHotseat() { if (mWorkspace != null) mWorkspace.setAlpha(1f); if (mHotseat != null) mHotseat.setAlpha(1f); if (mPageIndicators != null) mPageIndicators.setAlpha(1f); if (mSearchDropTargetBar != null) mSearchDropTargetBar.showSearchBar(false); } void hideWorkspaceSearchAndHotseat() { if (mWorkspace != null) mWorkspace.setAlpha(0f); if (mHotseat != null) mHotseat.setAlpha(0f); if (mPageIndicators != null) mPageIndicators.setAlpha(0f); if (mSearchDropTargetBar != null) mSearchDropTargetBar.hideSearchBar(false); } // TODO: These method should be a part of LauncherSearchCallback @TargetApi(Build.VERSION_CODES.LOLLIPOP) public ItemInfo createAppDragInfo(Intent appLaunchIntent) { // Called from search suggestion UserHandleCompat user = null; if (Utilities.isLmpOrAbove()) { UserHandle userHandle = appLaunchIntent.getParcelableExtra(Intent.EXTRA_USER); if (userHandle != null) { user = UserHandleCompat.fromUser(userHandle); } } return createAppDragInfo(appLaunchIntent, user); } // TODO: This method should be a part of LauncherSearchCallback public ItemInfo createAppDragInfo(Intent intent, UserHandleCompat user) { if (user == null) { user = UserHandleCompat.myUserHandle(); } // Called from search suggestion, add the profile extra to the intent to ensure that we // can launch it correctly LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this); LauncherActivityInfoCompat activityInfo = launcherApps.resolveActivity(intent, user); if (activityInfo == null) { return null; } return new AppInfo(this, activityInfo, user, mIconCache); } // TODO: This method should be a part of LauncherSearchCallback public ItemInfo createShortcutDragInfo(Intent shortcutIntent, CharSequence caption, Bitmap icon) { return new ShortcutInfo(shortcutIntent, caption, caption, icon, UserHandleCompat.myUserHandle()); } // TODO: This method should be a part of LauncherSearchCallback public void startDrag(View dragView, ItemInfo dragInfo, DragSource source) { dragView.setTag(dragInfo); mWorkspace.onExternalDragStartedWithItem(dragView); mWorkspace.beginExternalDragShared(dragView, source); } protected void moveWorkspaceToDefaultScreen() { mWorkspace.moveToDefaultScreen(false); } @Override public void onPageSwitch(View newPage, int newPageIndex) { if (mLauncherCallbacks != null) { mLauncherCallbacks.onPageSwitch(newPage, newPageIndex); } } /** * Returns a FastBitmapDrawable with the icon, accurately sized. */ public FastBitmapDrawable createIconDrawable(Bitmap icon) { FastBitmapDrawable d = new FastBitmapDrawable(icon); d.setFilterBitmap(true); resizeIconDrawable(d); return d; } /** * Resizes an icon drawable to the correct icon size. */ public void resizeIconDrawable(Drawable icon) { icon.setBounds(0, 0, mDeviceProfile.iconSizePx, mDeviceProfile.iconSizePx); } /** * Prints out out state for debugging. */ public void dumpState() { Log.d(TAG, "BEGIN launcher3 dump state for launcher " + this); Log.d(TAG, "mSavedState=" + mSavedState); Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading); Log.d(TAG, "mRestoring=" + mRestoring); Log.d(TAG, "mWaitingForResult=" + mWaitingForResult); Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState); Log.d(TAG, "sFolders.size=" + sFolders.size()); mModel.dumpState(); // TODO(hyunyoungs): add mWidgetsView.dumpState(); or mWidgetsModel.dumpState(); Log.d(TAG, "END launcher3 dump state"); } @Override public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { super.dump(prefix, fd, writer, args); synchronized (sDumpLogs) { writer.println(" "); writer.println("Debug logs: "); for (int i = 0; i < sDumpLogs.size(); i++) { writer.println(" " + sDumpLogs.get(i)); } } if (mLauncherCallbacks != null) { mLauncherCallbacks.dump(prefix, fd, writer, args); } } public static void dumpDebugLogsToConsole() { if (DEBUG_DUMP_LOG) { synchronized (sDumpLogs) { Log.d(TAG, ""); Log.d(TAG, "*********************"); Log.d(TAG, "Launcher debug logs: "); for (int i = 0; i < sDumpLogs.size(); i++) { Log.d(TAG, " " + sDumpLogs.get(i)); } Log.d(TAG, "*********************"); Log.d(TAG, ""); } } } public static void addDumpLog(String tag, String log, boolean debugLog) { addDumpLog(tag, log, null, debugLog); } public static void addDumpLog(String tag, String log, Exception e, boolean debugLog) { if (debugLog) { if (e != null) { Log.d(tag, log, e); } else { Log.d(tag, log); } } if (DEBUG_DUMP_LOG) { sDateStamp.setTime(System.currentTimeMillis()); synchronized (sDumpLogs) { sDumpLogs.add(sDateFormat.format(sDateStamp) + ": " + tag + ", " + log + (e == null ? "" : (", Exception: " + e))); } } } public static CustomAppWidget getCustomAppWidget(String name) { return sCustomAppWidgets.get(name); } public static HashMap<String, CustomAppWidget> getCustomAppWidgets() { return sCustomAppWidgets; } public void dumpLogsToLocalData() { if (DEBUG_DUMP_LOG) { new AsyncTask<Void, Void, Void>() { public Void doInBackground(Void... args) { boolean success = false; sDateStamp.setTime(sRunStart); String FILENAME = sDateStamp.getMonth() + "-" + sDateStamp.getDay() + "_" + sDateStamp.getHours() + "-" + sDateStamp.getMinutes() + "_" + sDateStamp.getSeconds() + ".txt"; FileOutputStream fos = null; File outFile = null; try { outFile = new File(getFilesDir(), FILENAME); outFile.createNewFile(); fos = new FileOutputStream(outFile); } catch (Exception e) { e.printStackTrace(); } if (fos != null) { PrintWriter writer = new PrintWriter(fos); writer.println(" "); writer.println("Debug logs: "); synchronized (sDumpLogs) { for (int i = 0; i < sDumpLogs.size(); i++) { writer.println(" " + sDumpLogs.get(i)); } } writer.close(); } try { if (fos != null) { fos.close(); success = true; } } catch (IOException e) { e.printStackTrace(); } return null; } }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void) null); } } private PredictiveAppsProvider predictiveAppsProvider; private LauncherDrawerLayout mLauncherDrawer; private ViewPager mDrawerPager; private Fragment extraFragment; private PagesFragmentAdapter adapter; private boolean adapterSetUp = false; public LauncherDrawerLayout getLauncherDrawer() { return mLauncherDrawer; } private void setUpBlur() { PermissionModelUtil permissionUtils = new PermissionModelUtil(this); if (permissionUtils.needPermissionCheck()) { permissionUtils.showPermissionExplanationThenAuthorization(); } mLauncherDrawer = (LauncherDrawerLayout) findViewById(R.id.launcher_drawer); mDrawerPager = (ViewPager) mLauncherDrawer.findViewById(R.id.launcher_pager); setupDrawer(); adapter = new PagesFragmentAdapter(getFragmentManager(), this); mDrawerPager.setOffscreenPageLimit(4); mDrawerPager.setAdapter(adapter); // Vertical App Drawer Fragment /*extraFragment = null; switch (AppSettings.getInstance(this).extraPage) { case AppSettings.BLUR_INFO: extraFragment = new com.klinker.android.launcher.info_page.LauncherFragment(); break; case AppSettings.VERTICAL_DRAWER: extraFragment = new LauncherFragment(); break; } if (extraFragment != null) { getFragmentManager() .beginTransaction() .add(R.id.right_page, extraFragment) .commit(); } else { View right = findViewById(R.id.right_page); mLauncherDrawer.removeView(right); }*/ // start us on the last page available mDrawerPager.setCurrentItem(adapter.getCount() - 1); mLauncherDrawer.setCurrentDrawerPage(adapter.getCount() - 1); mLauncherDrawer.setMaxDrawerPage(adapter.getCount() - 1); adapterSetUp = true; } private void setupDrawer() { mWorkspace.setOnPageChangedListener(new Workspace.OnPageChangeListener() { @Override public void onPageChanged(int page) { if (mLauncherDrawer == null) { return; } if (mLauncherDrawer.getDrawerLockMode(Gravity.LEFT) == LauncherDrawerLayout.LOCK_MODE_LOCKED_CLOSED && !mWorkspace.isSmall()) { lockLauncherDrawer(false); } if (page == 0) { // on the first page mLauncherDrawer.setDrawerLeftEdgeSize(Launcher.this, 1.0f); } else { // somewhere in the middle mLauncherDrawer.setDrawerLeftEdgeSize(Launcher.this, .07f); } } @Override public void onScrollStart() { lockLauncherDrawer(true); } @Override public void onScrollEnd() { } }); mDrawerPager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() { @Override public void onPageSelected(int position) { mLauncherDrawer.setCurrentDrawerPage(position); } }); mLauncherDrawer.setDrawerListener(new LauncherDrawerLayout.DrawerListener() { @Override public void onDrawerSlide(View drawerView, float slideOffset) { if (drawerView == mDrawerPager) { mDragLayer.setTranslationX(getScreenWidth() * slideOffset); ((PagesFragmentAdapter) mDrawerPager.getAdapter()) .adjustFragmentBackgroundAlpha(mDrawerPager.getCurrentItem(), slideOffset); } else { mDragLayer.setTranslationX(getScreenWidth() * slideOffset * -1); for (View v : ((BaseLauncherPage) extraFragment).getBackground()) { v.setAlpha(slideOffset); } } } @Override public void onDrawerOpened(View drawerView) { if (drawerView == mDrawerPager) { mDragLayer.setTranslationX(getScreenWidth()); } else { mDragLayer.setTranslationX(getScreenWidth() * -1); } sendBroadcast(new Intent("com.klinker.android.launcher.FRAGMENTS_OPENED")); } @Override public void onDrawerClosed(View drawerView) { mDragLayer.setTranslationX(0); sendBroadcast(new Intent("com.klinker.android.launcher.FRAGMENTS_CLOSED")); InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); imm.hideSoftInputFromWindow(mLauncherDrawer.getWindowToken(), 0); } @Override public void onDrawerStateChanged(int newState) { } private int screenWidth = -1; private int getScreenWidth() { if (screenWidth == -1) { Display display = getWindowManager().getDefaultDisplay(); Point size = new Point(); display.getSize(size); screenWidth = size.x; } return screenWidth; } }); } public void lockLauncherDrawer(boolean locked) { if (locked) { mLauncherDrawer.setDrawerLockMode(LauncherDrawerLayout.LOCK_MODE_LOCKED_CLOSED, Gravity.LEFT); } else { mLauncherDrawer.setDrawerLockMode(LauncherDrawerLayout.LOCK_MODE_UNLOCKED, Gravity.LEFT); } mLauncherDrawer.setDrawerLockMode(LauncherDrawerLayout.LOCK_MODE_UNLOCKED, Gravity.RIGHT); } public void resetExtraPages() { adapter = new PagesFragmentAdapter(getFragmentManager(), this); mDrawerPager.setAdapter(adapter); mDrawerPager.setCurrentItem(adapter.getCount() - 1); } } interface DebugIntents { static final String DELETE_DATABASE = "com.klinker.android.launcher.launcher3.action.DELETE_DATABASE"; static final String MIGRATE_DATABASE = "com.klinker.android.launcher.launcher3.action.MIGRATE_DATABASE"; }