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android / platform / packages / apps / Launcher3 / refs/heads/main / . / src / com / android / launcher3 / Launcher.java
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/*
* 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.android.launcher3;
import static android.app.PendingIntent.FLAG_IMMUTABLE;
import static android.app.PendingIntent.FLAG_UPDATE_CURRENT;
import static android.content.pm.ActivityInfo.CONFIG_UI_MODE;
import static android.view.accessibility.AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED;
import static com.android.app.animation.Interpolators.EMPHASIZED;
import static com.android.launcher3.AbstractFloatingView.TYPE_FOLDER;
import static com.android.launcher3.AbstractFloatingView.TYPE_ICON_SURFACE;
import static com.android.launcher3.AbstractFloatingView.TYPE_REBIND_SAFE;
import static com.android.launcher3.AbstractFloatingView.getTopOpenViewWithType;
import static com.android.launcher3.LauncherAnimUtils.HOTSEAT_SCALE_PROPERTY_FACTORY;
import static com.android.launcher3.LauncherAnimUtils.SCALE_INDEX_WIDGET_TRANSITION;
import static com.android.launcher3.LauncherAnimUtils.SPRING_LOADED_EXIT_DELAY;
import static com.android.launcher3.LauncherAnimUtils.WORKSPACE_SCALE_PROPERTY_FACTORY;
import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_BIND_APPWIDGET;
import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_BIND_PENDING_APPWIDGET;
import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_CREATE_APPWIDGET;
import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_CREATE_SHORTCUT;
import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_PICK_APPWIDGET;
import static com.android.launcher3.LauncherConstants.ActivityCodes.REQUEST_RECONFIGURE_APPWIDGET;
import static com.android.launcher3.LauncherConstants.SavedInstanceKeys.RUNTIME_STATE;
import static com.android.launcher3.LauncherConstants.SavedInstanceKeys.RUNTIME_STATE_CURRENT_SCREEN_IDS;
import static com.android.launcher3.LauncherConstants.SavedInstanceKeys.RUNTIME_STATE_PENDING_ACTIVITY_RESULT;
import static com.android.launcher3.LauncherConstants.SavedInstanceKeys.RUNTIME_STATE_PENDING_REQUEST_ARGS;
import static com.android.launcher3.LauncherConstants.SavedInstanceKeys.RUNTIME_STATE_PENDING_REQUEST_CODE;
import static com.android.launcher3.LauncherConstants.SavedInstanceKeys.RUNTIME_STATE_WIDGET_PANEL;
import static com.android.launcher3.LauncherConstants.TraceEvents.COLD_STARTUP_TRACE_COOKIE;
import static com.android.launcher3.LauncherConstants.TraceEvents.COLD_STARTUP_TRACE_METHOD_NAME;
import static com.android.launcher3.LauncherConstants.TraceEvents.DISPLAY_ALL_APPS_TRACE_COOKIE;
import static com.android.launcher3.LauncherConstants.TraceEvents.DISPLAY_ALL_APPS_TRACE_METHOD_NAME;
import static com.android.launcher3.LauncherConstants.TraceEvents.DISPLAY_WORKSPACE_TRACE_COOKIE;
import static com.android.launcher3.LauncherConstants.TraceEvents.DISPLAY_WORKSPACE_TRACE_METHOD_NAME;
import static com.android.launcher3.LauncherConstants.TraceEvents.ON_CREATE_EVT;
import static com.android.launcher3.LauncherConstants.TraceEvents.ON_NEW_INTENT_EVT;
import static com.android.launcher3.LauncherConstants.TraceEvents.ON_RESUME_EVT;
import static com.android.launcher3.LauncherConstants.TraceEvents.ON_START_EVT;
import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_DESKTOP;
import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPLICATION;
import static com.android.launcher3.LauncherState.ALL_APPS;
import static com.android.launcher3.LauncherState.EDIT_MODE;
import static com.android.launcher3.LauncherState.FLAG_MULTI_PAGE;
import static com.android.launcher3.LauncherState.FLAG_NON_INTERACTIVE;
import static com.android.launcher3.LauncherState.NORMAL;
import static com.android.launcher3.LauncherState.NO_OFFSET;
import static com.android.launcher3.LauncherState.NO_SCALE;
import static com.android.launcher3.LauncherState.SPRING_LOADED;
import static com.android.launcher3.Utilities.postAsyncCallback;
import static com.android.launcher3.config.FeatureFlags.ENABLE_SMARTSPACE_REMOVAL;
import static com.android.launcher3.config.FeatureFlags.FOLDABLE_SINGLE_PAGE;
import static com.android.launcher3.config.FeatureFlags.MULTI_SELECT_EDIT_MODE;
import static com.android.launcher3.logging.StatsLogManager.EventEnum;
import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_BACKGROUND;
import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_HOME;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ALLAPPS_ENTRY;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ALLAPPS_ENTRY_WITH_DEVICE_SEARCH;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ALLAPPS_EXIT;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ONRESUME;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ONSTOP;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_SWIPELEFT;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_SWIPERIGHT;
import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_WIDGET_RECONFIGURED;
import static com.android.launcher3.logging.StatsLogManager.LauncherLatencyEvent.LAUNCHER_LATENCY_STARTUP_ACTIVITY_ON_CREATE;
import static com.android.launcher3.logging.StatsLogManager.LauncherLatencyEvent.LAUNCHER_LATENCY_STARTUP_TOTAL_DURATION;
import static com.android.launcher3.logging.StatsLogManager.LauncherLatencyEvent.LAUNCHER_LATENCY_STARTUP_VIEW_INFLATION;
import static com.android.launcher3.logging.StatsLogManager.StatsLatencyLogger.LatencyType.COLD;
import static com.android.launcher3.logging.StatsLogManager.StatsLatencyLogger.LatencyType.COLD_DEVICE_REBOOTING;
import static com.android.launcher3.logging.StatsLogManager.StatsLatencyLogger.LatencyType.WARM;
import static com.android.launcher3.model.ItemInstallQueue.FLAG_ACTIVITY_PAUSED;
import static com.android.launcher3.model.ItemInstallQueue.FLAG_DRAG_AND_DROP;
import static com.android.launcher3.model.data.LauncherAppWidgetInfo.CUSTOM_WIDGET_ID;
import static com.android.launcher3.popup.SystemShortcut.APP_INFO;
import static com.android.launcher3.popup.SystemShortcut.INSTALL;
import static com.android.launcher3.popup.SystemShortcut.WIDGETS;
import static com.android.launcher3.states.RotationHelper.REQUEST_LOCK;
import static com.android.launcher3.states.RotationHelper.REQUEST_NONE;
import static com.android.launcher3.testing.shared.TestProtocol.LAUNCHER_ACTIVITY_STOPPED_MESSAGE;
import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
import static com.android.launcher3.util.ItemInfoMatcher.forFolderMatch;
import static com.android.launcher3.util.SettingsCache.TOUCHPAD_NATURAL_SCROLLING;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ValueAnimator;
import android.annotation.TargetApi;
import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.appwidget.AppWidgetHostView;
import android.appwidget.AppWidgetManager;
import android.content.ActivityNotFoundException;
import android.content.ComponentCallbacks2;
import android.content.Context;
import android.content.Intent;
import android.content.IntentSender;
import android.content.SharedPreferences;
import android.content.res.Configuration;
import android.database.sqlite.SQLiteDatabase;
import android.graphics.Color;
import android.graphics.Rect;
import android.graphics.RectF;
import android.os.Build;
import android.os.Bundle;
import android.os.Parcelable;
import android.os.StrictMode;
import android.os.SystemClock;
import android.os.Trace;
import android.os.UserHandle;
import android.text.TextUtils;
import android.text.method.TextKeyListener;
import android.util.AttributeSet;
import android.util.FloatProperty;
import android.util.Log;
import android.util.SparseArray;
import android.view.KeyEvent;
import android.view.KeyboardShortcutGroup;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewTreeObserver.OnPreDrawListener;
import android.view.WindowManager.LayoutParams;
import android.view.accessibility.AccessibilityEvent;
import android.view.animation.OvershootInterpolator;
import android.window.BackEvent;
import android.window.OnBackAnimationCallback;
import androidx.annotation.CallSuper;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.RequiresApi;
import androidx.annotation.StringRes;
import androidx.annotation.UiThread;
import androidx.annotation.VisibleForTesting;
import com.android.launcher3.DropTarget.DragObject;
import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
import com.android.launcher3.allapps.ActivityAllAppsContainerView;
import com.android.launcher3.allapps.AllAppsRecyclerView;
import com.android.launcher3.allapps.AllAppsTransitionController;
import com.android.launcher3.allapps.DiscoveryBounce;
import com.android.launcher3.anim.AnimationSuccessListener;
import com.android.launcher3.anim.PropertyListBuilder;
import com.android.launcher3.apppairs.AppPairIcon;
import com.android.launcher3.celllayout.CellPosMapper;
import com.android.launcher3.celllayout.CellPosMapper.CellPos;
import com.android.launcher3.celllayout.CellPosMapper.TwoPanelCellPosMapper;
import com.android.launcher3.compat.AccessibilityManagerCompat;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.dot.DotInfo;
import com.android.launcher3.dragndrop.DragController;
import com.android.launcher3.dragndrop.DragLayer;
import com.android.launcher3.dragndrop.DragView;
import com.android.launcher3.dragndrop.LauncherDragController;
import com.android.launcher3.folder.Folder;
import com.android.launcher3.folder.FolderGridOrganizer;
import com.android.launcher3.folder.FolderIcon;
import com.android.launcher3.icons.IconCache;
import com.android.launcher3.keyboard.ViewGroupFocusHelper;
import com.android.launcher3.logger.LauncherAtom;
import com.android.launcher3.logger.LauncherAtom.ContainerInfo;
import com.android.launcher3.logger.LauncherAtom.WorkspaceContainer;
import com.android.launcher3.logging.ColdRebootStartupLatencyLogger;
import com.android.launcher3.logging.FileLog;
import com.android.launcher3.logging.InstanceId;
import com.android.launcher3.logging.InstanceIdSequence;
import com.android.launcher3.logging.StartupLatencyLogger;
import com.android.launcher3.logging.StatsLogManager;
import com.android.launcher3.logging.StatsLogManager.LauncherLatencyEvent;
import com.android.launcher3.model.BgDataModel.Callbacks;
import com.android.launcher3.model.ItemInstallQueue;
import com.android.launcher3.model.ModelWriter;
import com.android.launcher3.model.StringCache;
import com.android.launcher3.model.WidgetsModel;
import com.android.launcher3.model.data.AppInfo;
import com.android.launcher3.model.data.FolderInfo;
import com.android.launcher3.model.data.ItemInfo;
import com.android.launcher3.model.data.LauncherAppWidgetInfo;
import com.android.launcher3.model.data.WorkspaceItemInfo;
import com.android.launcher3.notification.NotificationListener;
import com.android.launcher3.pageindicators.WorkspacePageIndicator;
import com.android.launcher3.pm.PinRequestHelper;
import com.android.launcher3.popup.ArrowPopup;
import com.android.launcher3.popup.PopupDataProvider;
import com.android.launcher3.popup.SystemShortcut;
import com.android.launcher3.qsb.QsbContainerView;
import com.android.launcher3.statemanager.StateManager;
import com.android.launcher3.statemanager.StateManager.StateHandler;
import com.android.launcher3.statemanager.StatefulActivity;
import com.android.launcher3.states.RotationHelper;
import com.android.launcher3.testing.TestLogging;
import com.android.launcher3.testing.shared.TestProtocol;
import com.android.launcher3.touch.AllAppsSwipeController;
import com.android.launcher3.touch.ItemLongClickListener;
import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
import com.android.launcher3.util.ActivityResultInfo;
import com.android.launcher3.util.ActivityTracker;
import com.android.launcher3.util.BackPressHandler;
import com.android.launcher3.util.CannedAnimationCoordinator;
import com.android.launcher3.util.ComponentKey;
import com.android.launcher3.util.IntArray;
import com.android.launcher3.util.IntSet;
import com.android.launcher3.util.KeyboardShortcutsDelegate;
import com.android.launcher3.util.LockedUserState;
import com.android.launcher3.util.PackageUserKey;
import com.android.launcher3.util.PendingRequestArgs;
import com.android.launcher3.util.RunnableList;
import com.android.launcher3.util.ScreenOnTracker;
import com.android.launcher3.util.ScreenOnTracker.ScreenOnListener;
import com.android.launcher3.util.SettingsCache;
import com.android.launcher3.util.SystemUiController;
import com.android.launcher3.util.Themes;
import com.android.launcher3.util.Thunk;
import com.android.launcher3.util.TouchController;
import com.android.launcher3.util.TraceHelper;
import com.android.launcher3.util.ViewOnDrawExecutor;
import com.android.launcher3.views.ActivityContext;
import com.android.launcher3.views.ComposeInitializer;
import com.android.launcher3.views.FloatingIconView;
import com.android.launcher3.views.FloatingSurfaceView;
import com.android.launcher3.views.OptionsPopupView;
import com.android.launcher3.views.ScrimView;
import com.android.launcher3.widget.LauncherAppWidgetHostView;
import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
import com.android.launcher3.widget.LauncherWidgetHolder;
import com.android.launcher3.widget.PendingAddShortcutInfo;
import com.android.launcher3.widget.PendingAddWidgetInfo;
import com.android.launcher3.widget.PendingAppWidgetHostView;
import com.android.launcher3.widget.WidgetAddFlowHandler;
import com.android.launcher3.widget.WidgetManagerHelper;
import com.android.launcher3.widget.custom.CustomWidgetManager;
import com.android.launcher3.widget.model.WidgetsListBaseEntry;
import com.android.launcher3.widget.picker.WidgetsFullSheet;
import com.android.systemui.plugins.LauncherOverlayPlugin;
import com.android.systemui.plugins.PluginListener;
import com.android.systemui.plugins.shared.LauncherOverlayManager;
import com.android.systemui.plugins.shared.LauncherOverlayManager.LauncherOverlay;
import com.android.wm.shell.Flags;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.function.Predicate;
import java.util.function.Supplier;
import java.util.stream.Stream;
/**
* Default launcher application.
*/
public class Launcher extends StatefulActivity<LauncherState>
implements Callbacks, InvariantDeviceProfile.OnIDPChangeListener,
PluginListener<LauncherOverlayPlugin> {
public static final String TAG = "Launcher";
public static final ActivityTracker<Launcher> ACTIVITY_TRACKER = new ActivityTracker<>();
static final boolean LOGD = false;
static final boolean DEBUG_STRICT_MODE = false;
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;
public static final String INTENT_ACTION_ALL_APPS_TOGGLE =
"launcher.intent_action_all_apps_toggle";
private static boolean sIsNewProcess = true;
private StateManager<LauncherState> mStateManager;
private static final int ON_ACTIVITY_RESULT_ANIMATION_DELAY = 500;
// How long to wait before the new-shortcut animation automatically pans the workspace
@VisibleForTesting public static final int NEW_APPS_PAGE_MOVE_DELAY = 500;
private static final int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 5;
@Thunk @VisibleForTesting public static final int NEW_APPS_ANIMATION_DELAY = 500;
private static final FloatProperty<Workspace<?>> WORKSPACE_WIDGET_SCALE =
WORKSPACE_SCALE_PROPERTY_FACTORY.get(SCALE_INDEX_WIDGET_TRANSITION);
private static final FloatProperty<Hotseat> HOTSEAT_WIDGET_SCALE =
HOTSEAT_SCALE_PROPERTY_FACTORY.get(SCALE_INDEX_WIDGET_TRANSITION);
private static final boolean ENABLE_DESKTOP_WINDOWING = Flags.enableDesktopWindowing();
private static final boolean DESKTOP_MODE_SUPPORTED =
"1".equals(Utilities.getSystemProperty("persist.wm.debug.desktop_mode_2", "0"));
private final ModelCallbacks mModelCallbacks = createModelCallbacks();
private final KeyboardShortcutsDelegate mKeyboardShortcutsDelegate =
new KeyboardShortcutsDelegate(this);
@Thunk
Workspace<?> mWorkspace;
@Thunk
DragLayer mDragLayer;
private WidgetManagerHelper mAppWidgetManager;
private LauncherWidgetHolder mAppWidgetHolder;
private final int[] mTmpAddItemCellCoordinates = new int[2];
@Thunk
Hotseat mHotseat;
private DropTargetBar mDropTargetBar;
// Main container view for the all apps screen.
@Thunk
ActivityAllAppsContainerView<Launcher> mAppsView;
AllAppsTransitionController mAllAppsController;
// Scrim view for the all apps and overview state.
@Thunk
ScrimView mScrimView;
// UI and state for the overview panel
private View mOverviewPanel;
// Used to notify when an activity launch has been deferred because launcher is not yet resumed
// TODO: See if we can remove this later
private Runnable mOnDeferredActivityLaunchCallback;
private OnPreDrawListener mOnInitialBindListener;
private LauncherModel mModel;
private ModelWriter mModelWriter;
private IconCache mIconCache;
private LauncherAccessibilityDelegate mAccessibilityDelegate;
private PopupDataProvider mPopupDataProvider;
// 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;
// Activity result which needs to be processed after workspace has loaded.
private ActivityResultInfo mPendingActivityResult;
/**
* Holds extra information required to handle a result from an external call, like
* {@link #startActivityForResult(Intent, int)} or {@link #requestPermissions(String[], int)}
*/
private PendingRequestArgs mPendingRequestArgs;
// Request id for any pending activity result
protected int mPendingActivityRequestCode = -1;
private ViewGroupFocusHelper mFocusHandler;
private RotationHelper mRotationHelper;
protected LauncherOverlayManager mOverlayManager;
protected DragController mDragController;
// If true, overlay callbacks are deferred
private boolean mDeferOverlayCallbacks;
private final Runnable mDeferredOverlayCallbacks = this::checkIfOverlayStillDeferred;
protected long mLastTouchUpTime = -1;
private boolean mTouchInProgress;
// New InstanceId is assigned to mAllAppsSessionLogId for each AllApps sessions.
// When Launcher is not in AllApps state mAllAppsSessionLogId will be null.
// User actions within AllApps state are logged with this InstanceId, to recreate AllApps
// session on the server side.
protected InstanceId mAllAppsSessionLogId;
private LauncherState mPrevLauncherState;
private StartupLatencyLogger mStartupLatencyLogger;
private CellPosMapper mCellPosMapper = CellPosMapper.DEFAULT;
private final CannedAnimationCoordinator mAnimationCoordinator =
new CannedAnimationCoordinator(this);
private final List<BackPressHandler> mBackPressedHandlers = new ArrayList<>();
private boolean mIsColdStartupAfterReboot;
private boolean mIsNaturalScrollingEnabled;
private final SettingsCache.OnChangeListener mNaturalScrollingChangedListener =
enabled -> mIsNaturalScrollingEnabled = enabled;
public static Launcher getLauncher(Context context) {
return fromContext(context);
}
@Override
@TargetApi(Build.VERSION_CODES.S)
protected void onCreate(Bundle savedInstanceState) {
mStartupLatencyLogger = createStartupLatencyLogger(
sIsNewProcess
? LockedUserState.get(this).isUserUnlockedAtLauncherStartup()
? COLD
: COLD_DEVICE_REBOOTING
: WARM);
mIsColdStartupAfterReboot = sIsNewProcess
&& !LockedUserState.get(this).isUserUnlockedAtLauncherStartup();
if (mIsColdStartupAfterReboot) {
Trace.beginAsyncSection(
COLD_STARTUP_TRACE_METHOD_NAME, COLD_STARTUP_TRACE_COOKIE);
}
sIsNewProcess = false;
mStartupLatencyLogger
.logStart(LAUNCHER_LATENCY_STARTUP_TOTAL_DURATION)
.logStart(LAUNCHER_LATENCY_STARTUP_ACTIVITY_ON_CREATE);
// Only use a hard-coded cookie since we only want to trace this once.
if (Utilities.ATLEAST_S) {
Trace.beginAsyncSection(
DISPLAY_WORKSPACE_TRACE_METHOD_NAME, DISPLAY_WORKSPACE_TRACE_COOKIE);
Trace.beginAsyncSection(DISPLAY_ALL_APPS_TRACE_METHOD_NAME,
DISPLAY_ALL_APPS_TRACE_COOKIE);
}
TraceHelper.INSTANCE.beginSection(ON_CREATE_EVT);
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());
}
if (Utilities.IS_DEBUG_DEVICE && FeatureFlags.NOTIFY_CRASHES.get()) {
final String notificationChannelId = "com.android.launcher3.Debug";
final String notificationChannelName = "Debug";
final String notificationTag = "Debug";
final int notificationId = 0;
NotificationManager notificationManager = getSystemService(NotificationManager.class);
notificationManager.createNotificationChannel(new NotificationChannel(
notificationChannelId, notificationChannelName,
NotificationManager.IMPORTANCE_HIGH));
Thread.currentThread().setUncaughtExceptionHandler((thread, throwable) -> {
String stackTrace = Log.getStackTraceString(throwable);
Intent shareIntent = new Intent(Intent.ACTION_SEND);
shareIntent.setType("text/plain");
shareIntent.putExtra(Intent.EXTRA_TEXT, stackTrace);
shareIntent = Intent.createChooser(shareIntent, null);
PendingIntent sharePendingIntent = PendingIntent.getActivity(
this, 0, shareIntent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE);
Notification notification = new Notification.Builder(this, notificationChannelId)
.setSmallIcon(android.R.drawable.ic_menu_close_clear_cancel)
.setContentTitle("Launcher crash detected!")
.setStyle(new Notification.BigTextStyle().bigText(stackTrace))
.addAction(android.R.drawable.ic_menu_share, "Share", sharePendingIntent)
.build();
notificationManager.notify(notificationTag, notificationId, notification);
Thread.UncaughtExceptionHandler defaultUncaughtExceptionHandler =
Thread.getDefaultUncaughtExceptionHandler();
if (defaultUncaughtExceptionHandler != null) {
defaultUncaughtExceptionHandler.uncaughtException(thread, throwable);
}
});
}
super.onCreate(savedInstanceState);
LauncherAppState app = LauncherAppState.getInstance(this);
mModel = app.getModel();
mRotationHelper = new RotationHelper(this);
InvariantDeviceProfile idp = app.getInvariantDeviceProfile();
initDeviceProfile(idp);
idp.addOnChangeListener(this);
mSharedPrefs = LauncherPrefs.getPrefs(this);
mIconCache = app.getIconCache();
mAccessibilityDelegate = createAccessibilityDelegate();
initDragController();
mAllAppsController = new AllAppsTransitionController(this);
mStateManager = new StateManager<>(this, NORMAL);
setupViews();
mAppWidgetManager = new WidgetManagerHelper(this);
mAppWidgetHolder = createAppWidgetHolder();
mAppWidgetHolder.startListening();
mAppWidgetHolder.addProviderChangeListener(() -> refreshAndBindWidgetsForPackageUser(null));
mPopupDataProvider = new PopupDataProvider(this::updateNotificationDots);
boolean internalStateHandled = ACTIVITY_TRACKER.handleCreate(this);
if (internalStateHandled) {
if (savedInstanceState != null) {
// InternalStateHandler has already set the appropriate state.
// We dont need to do anything.
savedInstanceState.remove(RUNTIME_STATE);
}
}
restoreState(savedInstanceState);
mStateManager.reapplyState();
if (savedInstanceState != null) {
int[] pageIds = savedInstanceState.getIntArray(RUNTIME_STATE_CURRENT_SCREEN_IDS);
if (pageIds != null) {
mModelCallbacks.setPagesToBindSynchronously(IntSet.wrap(pageIds));
}
}
mStartupLatencyLogger.logWorkspaceLoadStartTime();
if (!mModel.addCallbacksAndLoad(this)) {
if (!internalStateHandled) {
// If we are not binding synchronously, pause drawing until initial bind complete,
// so that the system could continue to show the device loading prompt
mOnInitialBindListener = Boolean.FALSE::booleanValue;
}
}
// For handling default keys
setDefaultKeyMode(DEFAULT_KEYS_SEARCH_LOCAL);
setContentView(getRootView());
ComposeInitializer.initCompose(this);
if (mOnInitialBindListener != null) {
getRootView().getViewTreeObserver().addOnPreDrawListener(mOnInitialBindListener);
}
getRootView().dispatchInsets();
final SettingsCache settingsCache = SettingsCache.INSTANCE.get(this);
settingsCache.register(TOUCHPAD_NATURAL_SCROLLING, mNaturalScrollingChangedListener);
mIsNaturalScrollingEnabled = settingsCache.getValue(TOUCHPAD_NATURAL_SCROLLING);
// Listen for screen turning off
ScreenOnTracker.INSTANCE.get(this).addListener(mScreenOnListener);
getSystemUiController().updateUiState(SystemUiController.UI_STATE_BASE_WINDOW,
Themes.getAttrBoolean(this, R.attr.isWorkspaceDarkText));
mOverlayManager = getDefaultOverlay();
PluginManagerWrapper.INSTANCE.get(this).addPluginListener(this,
LauncherOverlayPlugin.class, false /* allowedMultiple */);
mRotationHelper.initialize();
TraceHelper.INSTANCE.endSection();
if (Utilities.ATLEAST_R) {
getWindow().setSoftInputMode(LayoutParams.SOFT_INPUT_ADJUST_NOTHING);
}
setTitle(R.string.home_screen);
mStartupLatencyLogger.logEnd(LAUNCHER_LATENCY_STARTUP_ACTIVITY_ON_CREATE);
}
protected ModelCallbacks createModelCallbacks() {
return new ModelCallbacks(this);
}
/**
* We only log startup latency in {@link COLD_DEVICE_REBOOTING} type. For other latency types,
* create a no op implementation.
*/
private StartupLatencyLogger createStartupLatencyLogger(
StatsLogManager.StatsLatencyLogger.LatencyType latencyType) {
if (latencyType == COLD_DEVICE_REBOOTING) {
return createColdRebootStartupLatencyLogger();
}
return StartupLatencyLogger.Companion.getNO_OP();
}
/**
* Create {@link ColdRebootStartupLatencyLogger} that only collects launcher startup latency
* metrics without sending them anywhere. Child class can override this method to create logger
* that overrides {@link StartupLatencyLogger#log()} to report those metrics.
*/
protected ColdRebootStartupLatencyLogger createColdRebootStartupLatencyLogger() {
return new ColdRebootStartupLatencyLogger();
}
/**
* Provide {@link OnBackAnimationCallback} in below order:
* <ol>
* <li> auto cancel action mode handler
* <li> drag handler
* <li> view handler
* <li> registered {@link BackPressHandler}
* <li> state handler
* </ol>
*
* A back gesture (a single click on back button, or a swipe back gesture that contains a series
* of swipe events) should be handled by the same handler from above list. For a new back
* gesture, a new handler should be regenerated.
*
* Note that state handler will always be handling the back press event if the previous 3 don't.
*/
@NonNull
@RequiresApi(Build.VERSION_CODES.UPSIDE_DOWN_CAKE)
protected OnBackAnimationCallback getOnBackAnimationCallback() {
// #1 auto cancel action mode handler
if (isInAutoCancelActionMode()) {
return this::finishAutoCancelActionMode;
}
// #2 drag handler
if (mDragController.isDragging()) {
return mDragController::cancelDrag;
}
// #3 view handler
AbstractFloatingView topView =
AbstractFloatingView.getTopOpenView(Launcher.this);
if (topView != null && topView.canHandleBack()) {
return topView;
}
// #4 Custom back handlers
for (BackPressHandler handler : mBackPressedHandlers) {
if (handler.canHandleBack()) {
return handler;
}
}
// #5 state handler
return new OnBackAnimationCallback() {
@Override
public void onBackInvoked() {
onStateBack();
}
@Override
public void onBackProgressed(@NonNull BackEvent backEvent) {
mStateManager.getState().onBackProgressed(
Launcher.this, backEvent.getProgress());
}
@Override
public void onBackCancelled() {
mStateManager.getState().onBackCancelled(Launcher.this);
}
};
}
protected LauncherOverlayManager getDefaultOverlay() {
return new LauncherOverlayManager() { };
}
@Override
public void onPluginConnected(LauncherOverlayPlugin overlayManager, Context context) {
switchOverlay(() -> overlayManager.createOverlayManager(this));
}
@Override
public void onPluginDisconnected(LauncherOverlayPlugin plugin) {
switchOverlay(this::getDefaultOverlay);
}
private void switchOverlay(Supplier<LauncherOverlayManager> overlaySupplier) {
if (mOverlayManager != null) {
mOverlayManager.onActivityDestroyed();
}
mOverlayManager = overlaySupplier.get();
if (getRootView().isAttachedToWindow()) {
mOverlayManager.onAttachedToWindow();
}
mDeferOverlayCallbacks = true;
checkIfOverlayStillDeferred();
}
@Override
public void dispatchDeviceProfileChanged() {
super.dispatchDeviceProfileChanged();
mOverlayManager.onDeviceProvideChanged();
}
@Override
public void onEnterAnimationComplete() {
super.onEnterAnimationComplete();
mRotationHelper.setCurrentTransitionRequest(REQUEST_NONE);
// Starting with Android S, onEnterAnimationComplete is sent immediately
// causing the surface to get removed before the animation completed (b/175345344).
// Instead we rely on next user touch event to remove the view and optionally a callback
// from system from Android T onwards.
if (!Utilities.ATLEAST_S) {
AbstractFloatingView.closeOpenViews(this, false, TYPE_ICON_SURFACE);
}
}
@Override
public void onMultiWindowModeChanged(boolean isInMultiWindowMode, Configuration newConfig) {
super.onMultiWindowModeChanged(isInMultiWindowMode, newConfig);
// Always update device profile when multi window mode changed.
initDeviceProfile(mDeviceProfile.inv);
dispatchDeviceProfileChanged();
}
/**
* Initializes the drag controller.
*/
protected void initDragController() {
mDragController = new LauncherDragController(this);
}
@Override
public void onIdpChanged(boolean modelPropertiesChanged) {
onHandleConfigurationChanged();
}
@Override
protected void onHandleConfigurationChanged() {
Trace.beginSection("Launcher#onHandleconfigurationChanged");
try {
if (!initDeviceProfile(mDeviceProfile.inv)) {
return;
}
dispatchDeviceProfileChanged();
reapplyUi();
mDragLayer.recreateControllers();
// Calling onSaveInstanceState ensures that static cache used by listWidgets is
// initialized properly.
onSaveInstanceState(new Bundle());
mModel.rebindCallbacks();
} finally {
Trace.endSection();
}
}
public void onAssistantVisibilityChanged(float visibility) {
mHotseat.getQsb().setAlpha(1f - visibility);
}
/**
* Returns {@code true} if a new DeviceProfile is initialized, and {@code false} otherwise.
*/
protected boolean initDeviceProfile(InvariantDeviceProfile idp) {
// Load configuration-specific DeviceProfile
DeviceProfile deviceProfile = idp.getDeviceProfile(this);
if (mDeviceProfile == deviceProfile) {
return false;
}
mDeviceProfile = deviceProfile;
if (isInMultiWindowMode()) {
mDeviceProfile = mDeviceProfile.getMultiWindowProfile(
this, getMultiWindowDisplaySize());
}
onDeviceProfileInitiated();
if (FOLDABLE_SINGLE_PAGE.get() && mDeviceProfile.isTwoPanels) {
mCellPosMapper = new TwoPanelCellPosMapper(mDeviceProfile.inv.numColumns);
} else {
mCellPosMapper = new CellPosMapper(mDeviceProfile.isVerticalBarLayout(),
mDeviceProfile.numShownHotseatIcons);
}
mModelWriter = mModel.getWriter(true, mCellPosMapper, this);
return true;
}
@Override
public void invalidateParent(ItemInfo info) {
if (info.container >= 0) {
View folderIcon = getWorkspace().getHomescreenIconByItemId(info.container);
if (folderIcon instanceof FolderIcon && folderIcon.getTag() instanceof FolderInfo) {
if (new FolderGridOrganizer(getDeviceProfile())
.setFolderInfo((FolderInfo) folderIcon.getTag())
.isItemInPreview(info.rank)) {
folderIcon.invalidate();
}
}
}
}
/**
* 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 int completeAdd(
int requestCode, Intent intent, int appWidgetId, PendingRequestArgs info) {
CellPos cellPos = getCellPosMapper().mapModelToPresenter(info);
int screenId = cellPos.screenId;
if (info.container == 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(cellPos.screenId);
}
switch (requestCode) {
case REQUEST_CREATE_SHORTCUT:
completeAddShortcut(intent, info.container, screenId,
cellPos.cellX, cellPos.cellY, info);
announceForAccessibility(R.string.item_added_to_workspace);
break;
case REQUEST_CREATE_APPWIDGET:
completeAddAppWidget(appWidgetId, info, null, null);
break;
case REQUEST_RECONFIGURE_APPWIDGET:
getStatsLogManager().logger().withItemInfo(info).log(LAUNCHER_WIDGET_RECONFIGURED);
completeRestoreAppWidget(appWidgetId, LauncherAppWidgetInfo.RESTORE_COMPLETED);
break;
case REQUEST_BIND_PENDING_APPWIDGET: {
int widgetId = appWidgetId;
LauncherAppWidgetInfo widgetInfo =
completeRestoreAppWidget(widgetId, LauncherAppWidgetInfo.FLAG_UI_NOT_READY);
if (widgetInfo != null) {
// Since the view was just bound, also launch the configure activity if needed
LauncherAppWidgetProviderInfo provider = mAppWidgetManager
.getLauncherAppWidgetInfo(widgetId, info.getTargetComponent());
if (provider != null) {
new WidgetAddFlowHandler(provider)
.startConfigActivity(this, widgetInfo,
REQUEST_RECONFIGURE_APPWIDGET);
}
}
break;
}
}
return screenId;
}
/**
* Process any pending activity result if it was put on hold for any reason like item binding.
*/
public void processActivityResult() {
if (mPendingActivityResult != null) {
handleActivityResult(mPendingActivityResult.requestCode,
mPendingActivityResult.resultCode, mPendingActivityResult.data);
mPendingActivityResult = null;
}
}
private void handleActivityResult(
final int requestCode, final int resultCode, final Intent data) {
if (isWorkspaceLoading()) {
// process the result once the workspace has loaded.
mPendingActivityResult = new ActivityResultInfo(requestCode, resultCode, data);
return;
}
mPendingActivityResult = null;
// Reset the startActivity waiting flag
final PendingRequestArgs requestArgs = mPendingRequestArgs;
setWaitingForResult(null);
if (requestArgs == null) {
return;
}
final int pendingAddWidgetId = requestArgs.getWidgetId();
Runnable exitSpringLoaded = MULTI_SELECT_EDIT_MODE.get() ? null
: () -> mStateManager.goToState(NORMAL, SPRING_LOADED_EXIT_DELAY);
if (requestCode == REQUEST_BIND_APPWIDGET) {
// This is called only if the user did not previously have permissions to bind widgets
final int appWidgetId = data != null ?
data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1;
if (resultCode == RESULT_CANCELED) {
completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId, requestArgs);
mWorkspace.removeExtraEmptyScreenDelayed(
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false, exitSpringLoaded);
} else if (resultCode == RESULT_OK) {
addAppWidgetImpl(
appWidgetId, requestArgs, null,
requestArgs.getWidgetHandler(),
ON_ACTIVITY_RESULT_ANIMATION_DELAY);
}
return;
}
boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET ||
requestCode == REQUEST_CREATE_APPWIDGET);
// 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, requestArgs);
mWorkspace.removeExtraEmptyScreenDelayed(
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false,
() -> getStateManager().goToState(NORMAL));
} else {
CellPos presenterPos = getCellPosMapper().mapModelToPresenter(requestArgs);
if (requestArgs.container == CONTAINER_DESKTOP) {
// When the screen id represents an actual screen (as opposed to a rank)
// we make sure that the drop page actually exists.
int newScreenId = ensurePendingDropLayoutExists(presenterPos.screenId);
requestArgs.screenId = getCellPosMapper().mapPresenterToModel(
presenterPos.cellX, presenterPos.cellY, newScreenId, CONTAINER_DESKTOP)
.screenId;
}
final CellLayout dropLayout =
mWorkspace.getScreenWithId(presenterPos.screenId);
dropLayout.setDropPending(true);
final Runnable onComplete = new Runnable() {
@Override
public void run() {
completeTwoStageWidgetDrop(resultCode, appWidgetId, requestArgs);
dropLayout.setDropPending(false);
}
};
mWorkspace.removeExtraEmptyScreenDelayed(
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false, onComplete);
}
return;
}
if (requestCode == REQUEST_RECONFIGURE_APPWIDGET
|| requestCode == REQUEST_BIND_PENDING_APPWIDGET) {
if (resultCode == RESULT_OK) {
// Update the widget view.
completeAdd(requestCode, data, pendingAddWidgetId, requestArgs);
}
// Leave the widget in the pending state if the user canceled the configure.
return;
}
if (requestCode == REQUEST_CREATE_SHORTCUT) {
// Handle custom shortcuts created using ACTION_CREATE_SHORTCUT.
if (resultCode == RESULT_OK && requestArgs.container != ItemInfo.NO_ID) {
completeAdd(requestCode, data, -1, requestArgs);
mWorkspace.removeExtraEmptyScreenDelayed(
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false, exitSpringLoaded);
} else if (resultCode == RESULT_CANCELED) {
mWorkspace.removeExtraEmptyScreenDelayed(
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false, exitSpringLoaded);
}
}
mDragLayer.clearAnimatedView();
}
@Override
public void onActivityResult(
final int requestCode, final int resultCode, final Intent data) {
mPendingActivityRequestCode = -1;
handleActivityResult(requestCode, resultCode, data);
}
/**
* 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 int ensurePendingDropLayoutExists(int screenId) {
CellLayout dropLayout = 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.addExtraEmptyScreens();
IntSet emptyPagesAdded = mWorkspace.commitExtraEmptyScreens();
return emptyPagesAdded.isEmpty() ? -1 : emptyPagesAdded.getArray().get(0);
}
return screenId;
}
@Thunk
void completeTwoStageWidgetDrop(
final int resultCode, final int appWidgetId, final PendingRequestArgs requestArgs) {
CellLayout cellLayout = mWorkspace.getScreenWithId(
getCellPosMapper().mapModelToPresenter(requestArgs).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 = mAppWidgetHolder.createView(this, appWidgetId,
requestArgs.getWidgetHandler().getProviderInfo(this));
boundWidget = layout;
onCompleteRunnable = () -> {
completeAddAppWidget(appWidgetId, requestArgs, layout, null);
if (!isInState(EDIT_MODE)) {
mStateManager.goToState(NORMAL, SPRING_LOADED_EXIT_DELAY);
}
};
} else if (resultCode == RESULT_CANCELED) {
mAppWidgetHolder.deleteAppWidgetId(appWidgetId);
animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION;
}
if (mDragLayer.getAnimatedView() != null) {
mWorkspace.animateWidgetDrop(requestArgs, 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();
if (mDeferOverlayCallbacks) {
checkIfOverlayStillDeferred();
} else {
mOverlayManager.onActivityStopped();
}
hideKeyboard();
logStopAndResume(false /* isResume */);
mAppWidgetHolder.setActivityStarted(false);
NotificationListener.removeNotificationsChangedListener(getPopupDataProvider());
FloatingIconView.resetIconLoadResult();
AccessibilityManagerCompat.sendTestProtocolEventToTest(
this, LAUNCHER_ACTIVITY_STOPPED_MESSAGE);
}
@Override
protected void onStart() {
TraceHelper.INSTANCE.beginSection(ON_START_EVT);
super.onStart();
if (!mDeferOverlayCallbacks) {
mOverlayManager.onActivityStarted();
}
mAppWidgetHolder.setActivityStarted(true);
TraceHelper.INSTANCE.endSection();
}
@Override
@CallSuper
protected void onDeferredResumed() {
logStopAndResume(true /* isResume */);
// Process any items that were added while Launcher was away.
ItemInstallQueue.INSTANCE.get(this)
.resumeModelPush(FLAG_ACTIVITY_PAUSED);
// Refresh shortcuts if the permission changed.
mModel.validateModelDataOnResume();
// Set the notification listener and fetch updated notifications when we resume
NotificationListener.addNotificationsChangedListener(mPopupDataProvider);
DiscoveryBounce.showForHomeIfNeeded(this);
mAppWidgetHolder.setActivityResumed(true);
}
private void logStopAndResume(boolean isResume) {
if (mModelCallbacks.getPendingExecutor() != null) return;
int pageIndex = mWorkspace.isOverlayShown() ? -1 : mWorkspace.getCurrentPage();
int statsLogOrdinal = mStateManager.getState().statsLogOrdinal;
StatsLogManager.EventEnum event;
StatsLogManager.StatsLogger logger = getStatsLogManager().logger();
if (isResume) {
logger.withSrcState(LAUNCHER_STATE_BACKGROUND)
.withDstState(mStateManager.getState().statsLogOrdinal);
event = LAUNCHER_ONRESUME;
} else { /* command == Action.Command.STOP */
logger.withSrcState(mStateManager.getState().statsLogOrdinal)
.withDstState(LAUNCHER_STATE_BACKGROUND);
event = LAUNCHER_ONSTOP;
}
if (statsLogOrdinal == LAUNCHER_STATE_HOME && mWorkspace != null) {
logger.withContainerInfo(LauncherAtom.ContainerInfo.newBuilder()
.setWorkspace(
LauncherAtom.WorkspaceContainer.newBuilder()
.setPageIndex(pageIndex)).build());
}
logger.log(event);
}
private void scheduleDeferredCheck() {
mHandler.removeCallbacks(mDeferredOverlayCallbacks);
postAsyncCallback(mHandler, mDeferredOverlayCallbacks);
}
private void checkIfOverlayStillDeferred() {
if (!mDeferOverlayCallbacks) {
return;
}
if (isStarted() && (!hasBeenResumed()
|| mStateManager.getState().hasFlag(FLAG_NON_INTERACTIVE))) {
return;
}
mDeferOverlayCallbacks = false;
// Move the client to the correct state. Calling the same method twice is no-op.
if (isStarted()) {
mOverlayManager.onActivityStarted();
}
if (hasBeenResumed()) {
mOverlayManager.onActivityResumed();
} else {
mOverlayManager.onActivityPaused();
}
if (!isStarted()) {
mOverlayManager.onActivityStopped();
}
}
public void deferOverlayCallbacksUntilNextResumeOrStop() {
mDeferOverlayCallbacks = true;
}
@Override
public void onStateSetStart(LauncherState state) {
super.onStateSetStart(state);
if (mDeferOverlayCallbacks) {
scheduleDeferredCheck();
}
addActivityFlags(ACTIVITY_STATE_TRANSITION_ACTIVE);
if (state == SPRING_LOADED || state == EDIT_MODE) {
// Prevent any Un/InstallShortcutReceivers from updating the db while we are
// not on homescreen
ItemInstallQueue.INSTANCE.get(this).pauseModelPush(FLAG_DRAG_AND_DROP);
getRotationHelper().setCurrentStateRequest(REQUEST_LOCK);
mWorkspace.showPageIndicatorAtCurrentScroll();
mWorkspace.setClipChildren(false);
}
// When multiple pages are visible, show persistent page indicator
mWorkspace.getPageIndicator().setShouldAutoHide(!state.hasFlag(FLAG_MULTI_PAGE));
mPrevLauncherState = mStateManager.getCurrentStableState();
if (mPrevLauncherState != state && ALL_APPS.equals(state)
// Making sure mAllAppsSessionLogId is null to avoid double logging.
&& mAllAppsSessionLogId == null) {
// creates new instance ID since new all apps session is started.
mAllAppsSessionLogId = new InstanceIdSequence().newInstanceId();
if (getAllAppsEntryEvent().isPresent()) {
getStatsLogManager().logger()
.withContainerInfo(ContainerInfo.newBuilder()
.setWorkspace(WorkspaceContainer.newBuilder()
.setPageIndex(getWorkspace().getCurrentPage())).build())
.log(getAllAppsEntryEvent().get());
}
}
updateDisallowBack();
}
/**
* Returns {@link EventEnum} that should be logged when Launcher enters into AllApps state.
*/
protected Optional<EventEnum> getAllAppsEntryEvent() {
return Optional.of(FeatureFlags.ENABLE_DEVICE_SEARCH.get()
? LAUNCHER_ALLAPPS_ENTRY_WITH_DEVICE_SEARCH
: LAUNCHER_ALLAPPS_ENTRY);
}
@Override
public void onStateSetEnd(LauncherState state) {
super.onStateSetEnd(state);
getAppWidgetHolder().setStateIsNormal(state == LauncherState.NORMAL);
getWorkspace().setClipChildren(!state.hasFlag(FLAG_MULTI_PAGE));
finishAutoCancelActionMode();
removeActivityFlags(ACTIVITY_STATE_TRANSITION_ACTIVE);
// dispatch window state changed
getWindow().getDecorView().sendAccessibilityEvent(TYPE_WINDOW_STATE_CHANGED);
AccessibilityManagerCompat.sendStateEventToTest(this, state.ordinal);
if (state == NORMAL) {
// Re-enable any Un/InstallShortcutReceiver and now process any queued items
ItemInstallQueue.INSTANCE.get(this)
.resumeModelPush(FLAG_DRAG_AND_DROP);
// Clear any rotation locks when going to normal state
getRotationHelper().setCurrentStateRequest(REQUEST_NONE);
}
if (ALL_APPS.equals(mPrevLauncherState) && !ALL_APPS.equals(state)
// Making sure mAllAppsSessionLogId is not null to avoid double logging.
&& mAllAppsSessionLogId != null) {
getAppsView().reset(false);
getAllAppsExitEvent().ifPresent(getStatsLogManager().logger()::log);
mAllAppsSessionLogId = null;
}
}
/**
* Returns {@link EventEnum} that should be logged when Launcher exists from AllApps state.
*/
protected Optional<EventEnum> getAllAppsExitEvent() {
return Optional.of(LAUNCHER_ALLAPPS_EXIT);
}
@Override
protected void onResume() {
TraceHelper.INSTANCE.beginSection(ON_RESUME_EVT);
super.onResume();
if (mDeferOverlayCallbacks) {
scheduleDeferredCheck();
} else {
mOverlayManager.onActivityResumed();
}
DragView.removeAllViews(this);
TraceHelper.INSTANCE.endSection();
}
@Override
protected void onPause() {
// Ensure that items added to Launcher are queued until Launcher returns
ItemInstallQueue.INSTANCE.get(this).pauseModelPush(FLAG_ACTIVITY_PAUSED);
super.onPause();
mDragController.cancelDrag();
mLastTouchUpTime = -1;
mDropTargetBar.animateToVisibility(false);
if (!mDeferOverlayCallbacks) {
mOverlayManager.onActivityPaused();
}
mAppWidgetHolder.setActivityResumed(false);
}
/**
* Restores the previous state, if it exists.
*
* @param savedState The previous state.
*/
private void restoreState(Bundle savedState) {
if (savedState == null) {
return;
}
int stateOrdinal = savedState.getInt(RUNTIME_STATE, NORMAL.ordinal);
LauncherState[] stateValues = LauncherState.values();
LauncherState state = stateValues[stateOrdinal];
NonConfigInstance lastInstance = (NonConfigInstance) getLastNonConfigurationInstance();
boolean forceRestore = lastInstance != null
&& (lastInstance.config.diff(mOldConfig) & CONFIG_UI_MODE) != 0;
if (forceRestore || !state.shouldDisableRestore()) {
mStateManager.goToState(state, false /* animated */);
}
PendingRequestArgs requestArgs = savedState.getParcelable(
RUNTIME_STATE_PENDING_REQUEST_ARGS);
if (requestArgs != null) {
setWaitingForResult(requestArgs);
}
mPendingActivityRequestCode = savedState.getInt(RUNTIME_STATE_PENDING_REQUEST_CODE);
mPendingActivityResult = savedState.getParcelable(RUNTIME_STATE_PENDING_ACTIVITY_RESULT);
SparseArray<Parcelable> widgetsState =
savedState.getSparseParcelableArray(RUNTIME_STATE_WIDGET_PANEL);
if (widgetsState != null) {
WidgetsFullSheet.show(this, false).restoreHierarchyState(widgetsState);
}
}
/**
* Finds all the views we need and configure them properly.
*/
protected void setupViews() {
mStartupLatencyLogger.logStart(LAUNCHER_LATENCY_STARTUP_VIEW_INFLATION);
inflateRootView(R.layout.launcher);
mStartupLatencyLogger.logEnd(LAUNCHER_LATENCY_STARTUP_VIEW_INFLATION);
mDragLayer = findViewById(R.id.drag_layer);
mFocusHandler = mDragLayer.getFocusIndicatorHelper();
mWorkspace = mDragLayer.findViewById(R.id.workspace);
mWorkspace.initParentViews(mDragLayer);
mOverviewPanel = findViewById(R.id.overview_panel);
mHotseat = findViewById(R.id.hotseat);
mHotseat.setWorkspace(mWorkspace);
// Setup the drag layer
mDragLayer.setup(mDragController, mWorkspace);
mWorkspace.setup(mDragController);
// Until the workspace is bound, ensure that we keep the wallpaper offset locked to the
// default state, otherwise we will update to the wrong offsets in RTL
mWorkspace.lockWallpaperToDefaultPage();
if (!ENABLE_SMARTSPACE_REMOVAL.get()) {
mWorkspace.bindAndInitFirstWorkspaceScreen();
}
mDragController.addDragListener(mWorkspace);
// Get the search/delete/uninstall bar
mDropTargetBar = mDragLayer.findViewById(R.id.drop_target_bar);
// Setup Apps
mAppsView = findViewById(R.id.apps_view);
mAppsView.setAllAppsTransitionController(mAllAppsController);
// Setup Scrim
mScrimView = findViewById(R.id.scrim_view);
// Setup the drag controller (drop targets have to be added in reverse order in priority)
mDropTargetBar.setup(mDragController);
mAllAppsController.setupViews(mScrimView, mAppsView);
mWorkspace.getPageIndicator().setShouldAutoHide(true);
mWorkspace.getPageIndicator().setPaintColor(Themes.getAttrBoolean(
this, R.attr.isWorkspaceDarkText) ? Color.BLACK : Color.WHITE);
}
@Override
public View onCreateView(View parent, String name, Context context, AttributeSet attrs) {
if (WorkspacePageIndicator.class.getName().equals(name)) {
return LayoutInflater.from(context).inflate(R.layout.page_indicator_dots,
(ViewGroup) parent, false);
}
return super.onCreateView(parent, name, context, attrs);
}
/**
* Creates a view representing a shortcut.
*
* @param info The data structure describing the shortcut.
*/
View createShortcut(WorkspaceItemInfo info) {
// This can be called before PagedView#pageScrollsInitialized returns true, so use the
// first page, which we always assume to be present.
return createShortcut((ViewGroup) mWorkspace.getChildAt(0), info);
}
/**
* Creates a view representing a shortcut inflated from the specified resource.
*
* @param parent The group the shortcut belongs to. This is not necessarily the group where
* the shortcut should be added.
* @param info The data structure describing the shortcut.
* @return A View inflated from layoutResId.
*/
public View createShortcut(@Nullable ViewGroup parent, WorkspaceItemInfo info) {
BubbleTextView favorite =
(BubbleTextView) LayoutInflater.from(parent != null ? parent.getContext() : this)
.inflate(R.layout.app_icon, parent, false);
favorite.applyFromWorkspaceItem(info);
favorite.setOnClickListener(getItemOnClickListener());
favorite.setOnFocusChangeListener(mFocusHandler);
return favorite;
}
/**
* Add a shortcut to the workspace or to a Folder.
*
* @param data The intent describing the shortcut.
*/
protected void completeAddShortcut(Intent data, int container, int screenId, int cellX,
int cellY, PendingRequestArgs args) {
if (args.getRequestCode() != REQUEST_CREATE_SHORTCUT) {
return;
}
int[] cellXY = mTmpAddItemCellCoordinates;
CellLayout layout = getCellLayout(container, screenId);
WorkspaceItemInfo info = PinRequestHelper.createWorkspaceItemFromPinItemRequest(
this, PinRequestHelper.getPinItemRequest(data), 0);
if (info == null) {
Log.e(TAG, "Unable to parse a valid shortcut result");
return;
}
if (container < 0) {
// Adding a shortcut to the Workspace.
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;
DragObject dragObject = new DragObject(getApplicationContext());
dragObject.dragInfo = info;
// If appropriate, either create a folder or add to an existing folder
if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0,
true, dragObject)) {
return;
}
if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject,
true)) {
return;
}
} else {
foundCellSpan = layout.findCellForSpan(cellXY, 1, 1);
}
if (!foundCellSpan) {
mWorkspace.onNoCellFound(layout, info, /* logInstanceId= */ null);
return;
}
getModelWriter().addItemToDatabase(info, container, screenId, cellXY[0], cellXY[1]);
mWorkspace.addInScreen(view, info);
} else {
// Adding a shortcut to a Folder.
FolderIcon folderIcon = findFolderIcon(container);
if (folderIcon != null) {
FolderInfo folderInfo = (FolderInfo) folderIcon.getTag();
folderInfo.add(info, args.rank, false);
} else {
Log.e(TAG, "Could not find folder with id " + container + " to add shortcut.");
}
}
}
@Override
public @Nullable FolderIcon findFolderIcon(final int folderIconId) {
return (FolderIcon) mWorkspace.getHomescreenIconByItemId(folderIconId);
}
/**
* Add a widget to the workspace.
*
* @param appWidgetId The app widget id
*/
@Thunk
void completeAddAppWidget(int appWidgetId, ItemInfo itemInfo,
AppWidgetHostView hostView, LauncherAppWidgetProviderInfo appWidgetInfo) {
if (appWidgetInfo == null) {
appWidgetInfo = mAppWidgetManager.getLauncherAppWidgetInfo(appWidgetId,
itemInfo.getTargetComponent());
}
if (hostView == null) {
// Perform actual inflation because we're live
hostView = mAppWidgetHolder.createView(this, appWidgetId, appWidgetInfo);
}
LauncherAppWidgetInfo launcherInfo;
launcherInfo =
new LauncherAppWidgetInfo(
appWidgetId, appWidgetInfo.provider, appWidgetInfo, hostView);
launcherInfo.spanX = itemInfo.spanX;
launcherInfo.spanY = itemInfo.spanY;
launcherInfo.minSpanX = itemInfo.minSpanX;
launcherInfo.minSpanY = itemInfo.minSpanY;
launcherInfo.user = appWidgetInfo.getProfile();
if (itemInfo instanceof PendingAddWidgetInfo) {
launcherInfo.sourceContainer = ((PendingAddWidgetInfo) itemInfo).sourceContainer;
} else if (itemInfo instanceof PendingRequestArgs) {
launcherInfo.sourceContainer =
((PendingRequestArgs) itemInfo).getWidgetSourceContainer();
}
CellPos presenterPos = getCellPosMapper().mapModelToPresenter(itemInfo);
getModelWriter().addItemToDatabase(launcherInfo,
itemInfo.container, presenterPos.screenId, presenterPos.cellX, presenterPos.cellY);
hostView.setVisibility(View.VISIBLE);
prepareAppWidget(hostView, launcherInfo);
mWorkspace.addInScreen(hostView, launcherInfo);
announceForAccessibility(R.string.item_added_to_workspace);
// Show the widget resize frame.
if (hostView instanceof LauncherAppWidgetHostView) {
final LauncherAppWidgetHostView launcherHostView = (LauncherAppWidgetHostView) hostView;
CellLayout cellLayout = getCellLayout(launcherInfo.container, presenterPos.screenId);
if (mStateManager.getState() == NORMAL) {
AppWidgetResizeFrame.showForWidget(launcherHostView, cellLayout);
} else {
mStateManager.addStateListener(new StateManager.StateListener<LauncherState>() {
@Override
public void onStateTransitionComplete(LauncherState finalState) {
if ((mPrevLauncherState == SPRING_LOADED || mPrevLauncherState == EDIT_MODE)
&& finalState == NORMAL) {
AppWidgetResizeFrame.showForWidget(launcherHostView, cellLayout);
mStateManager.removeStateListener(this);
}
}
});
}
}
}
private void prepareAppWidget(AppWidgetHostView hostView, LauncherAppWidgetInfo item) {
hostView.setTag(item);
item.onBindAppWidget(this, hostView);
hostView.setFocusable(true);
hostView.setOnFocusChangeListener(mFocusHandler);
}
private final ScreenOnListener mScreenOnListener = this::onScreenOnChanged;
private void updateNotificationDots(Predicate<PackageUserKey> updatedDots) {
mWorkspace.updateNotificationDots(updatedDots);
mAppsView.getAppsStore().updateNotificationDots(updatedDots);
}
@Override
public void onAttachedToWindow() {
super.onAttachedToWindow();
mOverlayManager.onAttachedToWindow();
}
@Override
public void onDetachedFromWindow() {
super.onDetachedFromWindow();
mOverlayManager.onDetachedFromWindow();
closeContextMenu();
}
@Override
public Object onRetainNonConfigurationInstance() {
NonConfigInstance instance = new NonConfigInstance();
instance.config = new Configuration(mOldConfig);
return instance;
}
protected LauncherWidgetHolder createAppWidgetHolder() {
return LauncherWidgetHolder.HolderFactory.newFactory(this).newInstance(
this, appWidgetId -> getWorkspace().removeWidget(appWidgetId));
}
@Override
protected void onNewIntent(Intent intent) {
if (Utilities.isRunningInTestHarness()) {
Log.d(TestProtocol.PERMANENT_DIAG_TAG, "Launcher.onNewIntent: " + intent);
}
TraceHelper.INSTANCE.beginSection(ON_NEW_INTENT_EVT);
super.onNewIntent(intent);
boolean alreadyOnHome = hasWindowFocus() && ((intent.getFlags() &
Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT)
!= Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT);
// Check this condition before handling isActionMain, as this will get reset.
boolean shouldMoveToDefaultScreen = alreadyOnHome && isInState(NORMAL)
&& AbstractFloatingView.getTopOpenView(this) == null;
boolean isActionMain = Intent.ACTION_MAIN.equals(intent.getAction());
boolean internalStateHandled = ACTIVITY_TRACKER.handleNewIntent(this);
if (isActionMain) {
if (!internalStateHandled) {
// In all these cases, only animate if we're already on home
AbstractFloatingView.closeAllOpenViewsExcept(
this, isStarted(), AbstractFloatingView.TYPE_LISTENER);
if (!isInState(NORMAL)) {
// Only change state, if not already the same. This prevents cancelling any
// animations running as part of resume
mStateManager.goToState(NORMAL, mStateManager.shouldAnimateStateChange());
}
// Reset the apps view
if (!alreadyOnHome) {
mAppsView.reset(isStarted() /* animate */);
}
if (shouldMoveToDefaultScreen && !mWorkspace.isHandlingTouch()) {
mWorkspace.post(mWorkspace::moveToDefaultScreen);
}
}
if (FeatureFlags.enableSplitContextually()) {
handleSplitAnimationGoingToHome();
}
mOverlayManager.hideOverlay(isStarted() && !isForceInvisible());
handleGestureContract(intent);
} else if (Intent.ACTION_ALL_APPS.equals(intent.getAction())) {
showAllAppsFromIntent(alreadyOnHome);
} else if (INTENT_ACTION_ALL_APPS_TOGGLE.equals(intent.getAction())) {
toggleAllAppsFromIntent(alreadyOnHome);
} else if (Intent.ACTION_SHOW_WORK_APPS.equals(intent.getAction())) {
showAllAppsWorkTabFromIntent(alreadyOnHome);
}
TraceHelper.INSTANCE.endSection();
}
/** Handle animating away split placeholder view when user taps on home button */
protected void handleSplitAnimationGoingToHome() {
// Overridden
}
protected void toggleAllAppsFromIntent(boolean alreadyOnHome) {
if (getStateManager().isInStableState(ALL_APPS)) {
getStateManager().goToState(NORMAL, alreadyOnHome);
} else {
if (mWorkspace.isOverlayShown()) {
mOverlayManager.hideOverlay(/* animate */true);
}
AbstractFloatingView.closeAllOpenViews(this);
getStateManager().goToState(ALL_APPS, true /* animated */,
new AnimationSuccessListener() {
@Override
public void onAnimationSuccess(Animator animator) {
if (mAppsView.getSearchUiManager().getEditText() != null) {
mAppsView.getSearchUiManager().getEditText().requestFocus();
}
}
});
}
}
protected void showAllAppsFromIntent(boolean alreadyOnHome) {
AbstractFloatingView.closeAllOpenViews(this);
getStateManager().goToState(ALL_APPS, alreadyOnHome);
}
private void showAllAppsWorkTabFromIntent(boolean alreadyOnHome) {
showAllAppsFromIntent(alreadyOnHome);
mAppsView.switchToTab(ActivityAllAppsContainerView.AdapterHolder.WORK);
}
/**
* Handles gesture nav contract
*/
protected void handleGestureContract(Intent intent) {
GestureNavContract gnc = GestureNavContract.fromIntent(intent);
if (gnc != null) {
AbstractFloatingView.closeOpenViews(this, false, TYPE_ICON_SURFACE);
FloatingSurfaceView.show(this, gnc);
}
}
@Override
public void onRestoreInstanceState(Bundle state) {
super.onRestoreInstanceState(state);
IntSet synchronouslyBoundPages = mModelCallbacks.getSynchronouslyBoundPages();
if (synchronouslyBoundPages != null) {
synchronouslyBoundPages.forEach(screenId -> {
int pageIndex = mWorkspace.getPageIndexForScreenId(screenId);
if (pageIndex != PagedView.INVALID_PAGE) {
mWorkspace.restoreInstanceStateForChild(pageIndex);
}
});
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
outState.putIntArray(RUNTIME_STATE_CURRENT_SCREEN_IDS,
mWorkspace.getCurrentPageScreenIds().getArray().toArray());
outState.putInt(RUNTIME_STATE, mStateManager.getState().ordinal);
AbstractFloatingView widgets = AbstractFloatingView
.getOpenView(this, AbstractFloatingView.TYPE_WIDGETS_FULL_SHEET);
if (widgets != null) {
SparseArray<Parcelable> widgetsState = new SparseArray<>();
widgets.saveHierarchyState(widgetsState);
outState.putSparseParcelableArray(RUNTIME_STATE_WIDGET_PANEL, widgetsState);
} else {
outState.remove(RUNTIME_STATE_WIDGET_PANEL);
}
// We close any open folders and shortcut containers that are not safe for rebind,
// and we need to make sure this state is reflected.
AbstractFloatingView.closeAllOpenViewsExcept(
this, isStarted() && !isForceInvisible(), TYPE_REBIND_SAFE);
finishAutoCancelActionMode();
if (mPendingRequestArgs != null) {
outState.putParcelable(RUNTIME_STATE_PENDING_REQUEST_ARGS, mPendingRequestArgs);
}
outState.putInt(RUNTIME_STATE_PENDING_REQUEST_CODE, mPendingActivityRequestCode);
if (mPendingActivityResult != null) {
outState.putParcelable(RUNTIME_STATE_PENDING_ACTIVITY_RESULT, mPendingActivityResult);
}
super.onSaveInstanceState(outState);
}
@Override
public void onDestroy() {
super.onDestroy();
ACTIVITY_TRACKER.onActivityDestroyed(this);
SettingsCache.INSTANCE.get(this).unregister(TOUCHPAD_NATURAL_SCROLLING,
mNaturalScrollingChangedListener);
ScreenOnTracker.INSTANCE.get(this).removeListener(mScreenOnListener);
mWorkspace.removeFolderListeners();
PluginManagerWrapper.INSTANCE.get(this).removePluginListener(this);
mModel.removeCallbacks(this);
mRotationHelper.destroy();
try {
mAppWidgetHolder.stopListening();
} catch (NullPointerException ex) {
Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex);
}
mAppWidgetHolder.destroy();
TextKeyListener.getInstance().release();
mModelCallbacks.clearPendingBinds();
LauncherAppState.getIDP(this).removeOnChangeListener(this);
// if Launcher activity is recreated, {@link Window} including {@link ViewTreeObserver}
// could be preserved in {@link ActivityThread#scheduleRelaunchActivity(IBinder)} if the
// previous activity has not stopped, which could happen when wallpaper detects a color
// changes while launcher is still loading.
getRootView().getViewTreeObserver().removeOnPreDrawListener(mOnInitialBindListener);
mOverlayManager.onActivityDestroyed();
}
public LauncherAccessibilityDelegate getAccessibilityDelegate() {
return mAccessibilityDelegate;
}
public DragController getDragController() {
return mDragController;
}
@Override
public DropTargetHandler getDropTargetHandler() {
return new DropTargetHandler(this);
}
@Override
public void startActivityForResult(Intent intent, int requestCode, Bundle options) {
if (requestCode != -1) {
mPendingActivityRequestCode = requestCode;
}
super.startActivityForResult(intent, requestCode, options);
}
@Override
public void startIntentSenderForResult(IntentSender intent, int requestCode,
Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, Bundle options) {
if (requestCode != -1) {
mPendingActivityRequestCode = requestCode;
}
try {
super.startIntentSenderForResult(intent, requestCode,
fillInIntent, flagsMask, flagsValues, extraFlags, options);
} catch (Exception e) {
throw new ActivityNotFoundException();
}
}
void addAppWidgetFromDropImpl(int appWidgetId, ItemInfo info, AppWidgetHostView boundWidget,
WidgetAddFlowHandler addFlowHandler) {
if (LOGD) {
Log.d(TAG, "Adding widget from drop");
}
addAppWidgetImpl(appWidgetId, info, boundWidget, addFlowHandler, 0);
}
void addAppWidgetImpl(int appWidgetId, ItemInfo info,
AppWidgetHostView boundWidget, WidgetAddFlowHandler addFlowHandler, int delay) {
if (!addFlowHandler.startConfigActivity(this, appWidgetId, info,
REQUEST_CREATE_APPWIDGET)) {
// If the configuration flow was not started, add the widget
// Exit spring loaded mode if necessary after adding the widget
Runnable onComplete = MULTI_SELECT_EDIT_MODE.get() ? null
: () -> mStateManager.goToState(NORMAL, SPRING_LOADED_EXIT_DELAY);
completeAddAppWidget(appWidgetId, info, boundWidget,
addFlowHandler.getProviderInfo(this));
mWorkspace.removeExtraEmptyScreenDelayed(delay, false, onComplete);
}
}
public void addPendingItem(PendingAddItemInfo info, int container, int screenId,
int[] cell, int spanX, int spanY) {
if (cell == null) {
CellPos modelPos = getCellPosMapper().mapPresenterToModel(0, 0, screenId, container);
info.screenId = modelPos.screenId;
} else {
CellPos modelPos = getCellPosMapper().mapPresenterToModel(
cell[0], cell[1], screenId, container);
info.screenId = modelPos.screenId;
info.cellX = modelPos.cellX;
info.cellY = modelPos.cellY;
}
info.container = container;
info.spanX = spanX;
info.spanY = spanY;
if (info instanceof PendingAddWidgetInfo) {
addAppWidgetFromDrop((PendingAddWidgetInfo) info);
} else { // info can only be PendingAddShortcutInfo
processShortcutFromDrop((PendingAddShortcutInfo) info);
}
}
/**
* Process a shortcut drop.
*/
private void processShortcutFromDrop(PendingAddShortcutInfo info) {
Intent intent = new Intent(Intent.ACTION_CREATE_SHORTCUT).setComponent(info.componentName);
setWaitingForResult(PendingRequestArgs.forIntent(REQUEST_CREATE_SHORTCUT, intent, info));
TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "start: processShortcutFromDrop");
if (!info.getActivityInfo(this).startConfigActivity(this, REQUEST_CREATE_SHORTCUT)) {
handleActivityResult(REQUEST_CREATE_SHORTCUT, RESULT_CANCELED, null);
}
}
/**
* Process a widget drop.
*/
private void addAppWidgetFromDrop(PendingAddWidgetInfo info) {
AppWidgetHostView hostView = info.boundWidget;
final int appWidgetId;
WidgetAddFlowHandler addFlowHandler = info.getHandler();
if (hostView != null) {
// In the case where we've prebound the widget, we remove it from the DragLayer
if (LOGD) {
Log.d(TAG, "Removing widget view from drag layer and setting boundWidget to null");
}
getDragLayer().removeView(hostView);
appWidgetId = hostView.getAppWidgetId();
addAppWidgetFromDropImpl(appWidgetId, info, hostView, addFlowHandler);
// 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.
if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET) {
appWidgetId = CustomWidgetManager.INSTANCE.get(this)
.allocateCustomAppWidgetId(info.componentName);
} else {
appWidgetId = getAppWidgetHolder().allocateAppWidgetId();
}
Bundle options = info.bindOptions;
boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
appWidgetId, info.info, options);
if (success) {
addAppWidgetFromDropImpl(appWidgetId, info, null, addFlowHandler);
} else {
addFlowHandler.startBindFlow(this, appWidgetId, info, REQUEST_BIND_APPWIDGET);
}
}
}
/**
* Creates and adds new folder to CellLayout
*/
public FolderIcon addFolder(CellLayout layout, int container, final int screenId, int cellX,
int cellY) {
final FolderInfo folderInfo = new FolderInfo();
// Update the model
getModelWriter().addItemToDatabase(folderInfo, container, screenId, cellX, cellY);
// Create the view
FolderIcon newFolder = FolderIcon.inflateFolderAndIcon(R.layout.folder_icon, this, layout,
folderInfo);
mWorkspace.addInScreen(newFolder, folderInfo);
// Force measure the new folder icon
CellLayout parent = mWorkspace.getParentCellLayoutForView(newFolder);
parent.getShortcutsAndWidgets().measureChild(newFolder);
return newFolder;
}
@Override
public Rect getFolderBoundingBox() {
// We need to bound the folder to the currently visible workspace area
return getWorkspace().getPageAreaRelativeToDragLayer();
}
@Override
public void updateOpenFolderPosition(int[] inOutPosition, Rect bounds, int width, int height) {
int left = inOutPosition[0];
int top = inOutPosition[1];
DeviceProfile grid = getDeviceProfile();
int distFromEdgeOfScreen = getWorkspace().getPaddingLeft();
if (grid.isPhone && (grid.availableWidthPx - width) < 4 * distFromEdgeOfScreen) {
// Center the folder if it is very close to being centered anyway, by virtue of
// filling the majority of the viewport. ie. remove it from the uncanny valley
// of centeredness.
left = (grid.availableWidthPx - width) / 2;
} else if (width >= bounds.width()) {
// If the folder doesn't fit within the bounds, center it about the desired bounds
left = bounds.left + (bounds.width() - width) / 2;
}
if (height >= bounds.height()) {
// Folder height is greater than page height, center on page
top = bounds.top + (bounds.height() - height) / 2;
} else {
// Folder height is less than page height, so bound it to the absolute open folder
// bounds if necessary
Rect folderBounds = grid.getAbsoluteOpenFolderBounds();
left = Math.max(folderBounds.left, Math.min(left, folderBounds.right - width));
top = Math.max(folderBounds.top, Math.min(top, folderBounds.bottom - height));
}
inOutPosition[0] = left;
inOutPosition[1] = top;
}
/**
* Unbinds the view for the specified item, and removes the item and all its children.
*
* @param v the view being removed.
* @param itemInfo the {@link ItemInfo} for this view.
* @param deleteFromDb whether or not to delete this item from the db.
*/
public boolean removeItem(View v, final ItemInfo itemInfo, boolean deleteFromDb) {
return removeItem(v, itemInfo, deleteFromDb, null);
}
/**
* Unbinds the view for the specified item, and removes the item and all its children.
*
* @param v the view being removed.
* @param itemInfo the {@link ItemInfo} for this view.
* @param deleteFromDb whether or not to delete this item from the db.
* @param reason the resaon for removal.
*/
public boolean removeItem(View v, final ItemInfo itemInfo, boolean deleteFromDb,
@Nullable final String reason) {
if (itemInfo instanceof WorkspaceItemInfo) {
// Remove the shortcut from the folder before removing it from launcher
View folderIcon = mWorkspace.getHomescreenIconByItemId(itemInfo.container);
if (folderIcon instanceof FolderIcon) {
((FolderInfo) folderIcon.getTag()).remove((WorkspaceItemInfo) itemInfo, true);
} else {
mWorkspace.removeWorkspaceItem(v);
}
if (deleteFromDb) {
getModelWriter().deleteItemFromDatabase(itemInfo, reason);
}
} else if (itemInfo instanceof FolderInfo) {
final FolderInfo folderInfo = (FolderInfo) itemInfo;
if (v instanceof FolderIcon) {
((FolderIcon) v).removeListeners();
}
mWorkspace.removeWorkspaceItem(v);
if (deleteFromDb) {
getModelWriter().deleteFolderAndContentsFromDatabase(folderInfo);
}
} else if (itemInfo instanceof LauncherAppWidgetInfo) {
final LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) itemInfo;
mWorkspace.removeWorkspaceItem(v);
if (deleteFromDb) {
getModelWriter().deleteWidgetInfo(widgetInfo, getAppWidgetHolder(), reason);
}
} else {
return false;
}
return true;
}
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
TestLogging.recordKeyEvent(TestProtocol.SEQUENCE_MAIN, "Key event", event);
return (event.getKeyCode() == KeyEvent.KEYCODE_HOME) || super.dispatchKeyEvent(event);
}
@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN:
mTouchInProgress = true;
break;
case MotionEvent.ACTION_UP:
mLastTouchUpTime = SystemClock.uptimeMillis();
// Follow through
case MotionEvent.ACTION_CANCEL:
mTouchInProgress = false;
break;
}
TestLogging.recordMotionEvent(TestProtocol.SEQUENCE_MAIN, "Touch event", ev);
return super.dispatchTouchEvent(ev);
}
@Override
@TargetApi(Build.VERSION_CODES.UPSIDE_DOWN_CAKE)
public void onBackPressed() {
getOnBackAnimationCallback().onBackInvoked();
}
protected void onStateBack() {
mStateManager.getState().onBackPressed(this);
}
protected void onScreenOnChanged(boolean isOn) {
// Reset AllApps to its initial state only if we are not in the middle of
// processing a multi-step drop
if (!isOn && mPendingRequestArgs == null) {
if (!isInState(NORMAL)) {
onUiChangedWhileSleeping();
}
mStateManager.goToState(NORMAL);
}
}
@Override
public RunnableList startActivitySafely(View v, Intent intent, ItemInfo item) {
if (!hasBeenResumed()) {
RunnableList result = new RunnableList();
// Workaround an issue where the WM launch animation is clobbered when finishing the
// recents animation into launcher. Defer launching the activity until Launcher is
// next resumed.
addEventCallback(EVENT_RESUMED, () -> {
RunnableList actualResult = startActivitySafely(v, intent, item);
if (actualResult != null) {
actualResult.add(result::executeAllAndDestroy);
} else {
result.executeAllAndDestroy();
}
});
if (mOnDeferredActivityLaunchCallback != null) {
mOnDeferredActivityLaunchCallback.run();
mOnDeferredActivityLaunchCallback = null;
}
return result;
}
RunnableList result = super.startActivitySafely(v, intent, item);
if (result != null && v instanceof BubbleTextView) {
// 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.
BubbleTextView btv = (BubbleTextView) v;
btv.setStayPressed(true);
result.add(() -> btv.setStayPressed(false));
}
return result;
}
boolean isHotseatLayout(View layout) {
// TODO: Remove this method
return mHotseat != null && (layout == mHotseat);
}
@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)
}
}
@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.
// TODO: When can workspace be null?
text.add(mWorkspace == null
? getString(R.string.home_screen)
: mStateManager.getState().getDescription(this));
return result;
}
@Override
public IntSet getPagesToBindSynchronously(IntArray orderedScreenIds) {
return mModelCallbacks.getPagesToBindSynchronously(orderedScreenIds);
}
@Override
public void startBinding() {
mModelCallbacks.startBinding();
}
@Override
public void setIsFirstPagePinnedItemEnabled(boolean isFirstPagePinnedItemEnabled) {
mModelCallbacks.setIsFirstPagePinnedItemEnabled(isFirstPagePinnedItemEnabled);
}
@Override
public void bindScreens(IntArray orderedScreenIds) {
mModelCallbacks.bindScreens(orderedScreenIds);
}
/**
* Remove odd number because they are already included when isTwoPanels and add the pair screen
* if not present.
*/
private IntArray filterTwoPanelScreenIds(IntArray orderedScreenIds) {
IntSet screenIds = IntSet.wrap(orderedScreenIds);
orderedScreenIds.forEach(screenId -> {
if (screenId % 2 == 1) {
screenIds.remove(screenId);
// In case the pair is not added, add it
if (!mWorkspace.containsScreenId(screenId - 1)) {
screenIds.add(screenId - 1);
}
}
});
return screenIds.getArray();
}
@Override
public void preAddApps() {
mModelCallbacks.preAddApps();
}
@Override
public void bindAppsAdded(IntArray newScreens, ArrayList<ItemInfo> addNotAnimated,
ArrayList<ItemInfo> addAnimated) {
mModelCallbacks.bindAppsAdded(newScreens, addNotAnimated, addAnimated);
}
/**
* Bind the items start-end from the list.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public void bindItems(final List<ItemInfo> items, final boolean forceAnimateIcons) {
bindItems(items, forceAnimateIcons, /* focusFirstItemForAccessibility= */ false);
}
/**
* Bind the items start-end from the list.
*
* Implementation of the method from LauncherModel.Callbacks.
*
* @param focusFirstItemForAccessibility true iff the first item to be added to the workspace
* should be focused for accessibility.
*/
public void bindItems(
final List<ItemInfo> items,
final boolean forceAnimateIcons,
final boolean focusFirstItemForAccessibility) {
// Get the list of added items and intersect them with the set of items here
final Collection<Animator> bounceAnims = new ArrayList<>();
boolean canAnimatePageChange = canAnimatePageChange();
Workspace<?> workspace = mWorkspace;
int newItemsScreenId = -1;
int end = items.size();
View newView = null;
for (int i = 0; i < end; i++) {
final ItemInfo item = items.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;
}
final View view;
switch (item.itemType) {
case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT: {
WorkspaceItemInfo info = (WorkspaceItemInfo) item;
view = createShortcut(info);
break;
}
case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: {
view = FolderIcon.inflateFolderAndIcon(R.layout.folder_icon, this,
(ViewGroup) workspace.getChildAt(workspace.getCurrentPage()),
(FolderInfo) item);
break;
}
case LauncherSettings.Favorites.ITEM_TYPE_APP_PAIR: {
view = AppPairIcon.inflateIcon(R.layout.app_pair_icon, this,
(ViewGroup) workspace.getChildAt(workspace.getCurrentPage()),
(FolderInfo) item);
break;
}
case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: {
view = inflateAppWidget((LauncherAppWidgetInfo) item);
if (view == null) {
continue;
}
break;
}
default:
throw new RuntimeException("Invalid Item Type");
}
/*
* Remove colliding items.
*/
CellPos presenterPos = getCellPosMapper().mapModelToPresenter(item);
if (item.container == CONTAINER_DESKTOP) {
CellLayout cl = mWorkspace.getScreenWithId(presenterPos.screenId);
if (cl != null && cl.isOccupied(presenterPos.cellX, presenterPos.cellY)) {
View v = cl.getChildAt(presenterPos.cellX, presenterPos.cellY);
if (v == null) {
Log.e(TAG, "bindItems failed when removing colliding item=" + item);
}
Object tag = v.getTag();
String desc = "Collision while binding workspace item: " + item
+ ". Collides with " + tag;
if (FeatureFlags.IS_STUDIO_BUILD) {
throw (new RuntimeException(desc));
} else {
getModelWriter().deleteItemFromDatabase(item, desc);
continue;
}
}
}
workspace.addInScreenFromBind(view, item);
if (forceAnimateIcons) {
// Animate all the applications up now
view.setAlpha(0f);
view.setScaleX(0f);
view.setScaleY(0f);
bounceAnims.add(createNewAppBounceAnimation(view, i));
newItemsScreenId = presenterPos.screenId;
}
if (newView == null) {
newView = view;
}
}
View viewToFocus = newView;
// Animate to the correct pager
if (forceAnimateIcons && newItemsScreenId > -1) {
AnimatorSet anim = new AnimatorSet();
anim.playTogether(bounceAnims);
if (focusFirstItemForAccessibility && viewToFocus != null) {
anim.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
viewToFocus.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED);
}
});
}
int currentScreenId = mWorkspace.getScreenIdForPageIndex(mWorkspace.getNextPage());
final int newScreenIndex = mWorkspace.getPageIndexForScreenId(newItemsScreenId);
final Runnable startBounceAnimRunnable = anim::start;
if (canAnimatePageChange && newItemsScreenId != 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) {
closeOpenViews(false);
mWorkspace.snapToPage(newScreenIndex);
mWorkspace.postDelayed(startBounceAnimRunnable,
NEW_APPS_ANIMATION_DELAY);
}
}
}, NEW_APPS_PAGE_MOVE_DELAY);
} else {
mWorkspace.postDelayed(startBounceAnimRunnable, NEW_APPS_ANIMATION_DELAY);
}
} else if (focusFirstItemForAccessibility && viewToFocus != null) {
viewToFocus.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED);
}
workspace.requestLayout();
}
/**
* Add the views for a widget to the workspace.
*/
public void bindAppWidget(LauncherAppWidgetInfo item) {
View view = inflateAppWidget(item);
if (view != null) {
mWorkspace.addInScreen(view, item);
mWorkspace.requestLayout();
}
}
private View inflateAppWidget(LauncherAppWidgetInfo item) {
if (item.hasOptionFlag(LauncherAppWidgetInfo.OPTION_SEARCH_WIDGET)) {
item.providerName = QsbContainerView.getSearchComponentName(this);
if (item.providerName == null) {
getModelWriter().deleteItemFromDatabase(item,
"search widget removed because search component cannot be found");
return null;
}
}
final AppWidgetHostView view;
if (mIsSafeModeEnabled) {
view = new PendingAppWidgetHostView(this, item, mIconCache, true);
prepareAppWidget(view, item);
return view;
}
TraceHelper.INSTANCE.beginSection("BIND_WIDGET_id=" + item.appWidgetId);
try {
final LauncherAppWidgetProviderInfo appWidgetInfo;
String removalReason = "";
if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) {
// If the provider is not ready, bind as a pending widget.
appWidgetInfo = null;
removalReason = "the provider isn't ready.";
} else if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID)) {
// The widget id is not valid. Try to find the widget based on the provider info.
appWidgetInfo = mAppWidgetManager.findProvider(item.providerName, item.user);
if (appWidgetInfo == null) {
if (WidgetsModel.GO_DISABLE_WIDGETS) {
removalReason = "widgets are disabled on go device.";
} else {
removalReason =
"WidgetManagerHelper cannot find a provider from provider info.";
}
}
} else {
appWidgetInfo = mAppWidgetManager.getLauncherAppWidgetInfo(item.appWidgetId,
item.getTargetComponent());
if (appWidgetInfo == null) {
if (item.appWidgetId <= CUSTOM_WIDGET_ID) {
removalReason =
"CustomWidgetManager cannot find provider from that widget id.";
} else {
removalReason = "AppWidgetManager cannot find provider for that widget id."
+ " It could be because AppWidgetService is not available, or the"
+ " appWidgetId has not been bound to a the provider yet, or you"
+ " don't have access to that appWidgetId.";
}
}
}
// If the provider is ready, but the width is not yet restored, try to restore it.
if (!item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)
&& (item.restoreStatus != LauncherAppWidgetInfo.RESTORE_COMPLETED)) {
if (appWidgetInfo == null) {
getModelWriter().deleteItemFromDatabase(item,
"Removing restored widget: id=" + item.appWidgetId
+ " belongs to component " + item.providerName + " user " + item.user
+ ", as the provider is null and " + removalReason);
return null;
}
// If we do not have a valid id, try to bind an id.
if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID)) {
if (!item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_ALLOCATED)) {
// Id has not been allocated yet. Allocate a new id.
item.appWidgetId = mAppWidgetHolder.allocateAppWidgetId();
item.restoreStatus |= LauncherAppWidgetInfo.FLAG_ID_ALLOCATED;
// Also try to bind the widget. If the bind fails, the user will be shown
// a click to setup UI, which will ask for the bind permission.
PendingAddWidgetInfo pendingInfo =
new PendingAddWidgetInfo(appWidgetInfo, item.sourceContainer);
pendingInfo.spanX = item.spanX;
pendingInfo.spanY = item.spanY;
pendingInfo.minSpanX = item.minSpanX;
pendingInfo.minSpanY = item.minSpanY;
Bundle options = pendingInfo.getDefaultSizeOptions(this);
boolean isDirectConfig =
item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_DIRECT_CONFIG);
if (isDirectConfig && item.bindOptions != null) {
Bundle newOptions = item.bindOptions.getExtras();
if (options != null) {
newOptions.putAll(options);
}
options = newOptions;
}
boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
item.appWidgetId, appWidgetInfo, options);
// We tried to bind once. If we were not able to bind, we would need to
// go through the permission dialog, which means we cannot skip the config
// activity.
item.bindOptions = null;
item.restoreStatus &= ~LauncherAppWidgetInfo.FLAG_DIRECT_CONFIG;
// Bind succeeded
if (success) {
// 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) || isDirectConfig
? LauncherAppWidgetInfo.RESTORE_COMPLETED
: LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
}
getModelWriter().updateItemInDatabase(item);
}
} else if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_UI_NOT_READY)
&& (appWidgetInfo.configure == null)) {
// The widget was marked as UI not ready, but there is no configure activity to
// update the UI.
item.restoreStatus = LauncherAppWidgetInfo.RESTORE_COMPLETED;
getModelWriter().updateItemInDatabase(item);
}
else if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_UI_NOT_READY)
&& appWidgetInfo.configure != null) {
if (mAppWidgetManager.isAppWidgetRestored(item.appWidgetId)) {
item.restoreStatus = LauncherAppWidgetInfo.RESTORE_COMPLETED;
getModelWriter().updateItemInDatabase(item);
}
}
}
if (item.restoreStatus == LauncherAppWidgetInfo.RESTORE_COMPLETED) {
// Verify that we own the widget
if (appWidgetInfo == null) {
FileLog.e(TAG, "Removing invalid widget: id=" + item.appWidgetId);
getModelWriter().deleteWidgetInfo(item, getAppWidgetHolder(), removalReason);
return null;
}
item.minSpanX = appWidgetInfo.minSpanX;
item.minSpanY = appWidgetInfo.minSpanY;
view = mAppWidgetHolder.createView(this, item.appWidgetId, appWidgetInfo);
} else if (!item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID)
&& appWidgetInfo != null) {
mAppWidgetHolder.addPendingView(item.appWidgetId,
new PendingAppWidgetHostView(this, item, mIconCache, false));
view = mAppWidgetHolder.createView(this, item.appWidgetId, appWidgetInfo);
} else {
view = new PendingAppWidgetHostView(this, item, mIconCache, false);
}
prepareAppWidget(view, item);
} finally {
TraceHelper.INSTANCE.endSection();
}
return view;
}
/**
* Restores a pending widget.
*
* @param appWidgetId The app widget id
*/
private LauncherAppWidgetInfo completeRestoreAppWidget(int appWidgetId, int finalRestoreFlag) {
LauncherAppWidgetHostView view = mWorkspace.getWidgetForAppWidgetId(appWidgetId);
if ((view == null) || !(view instanceof PendingAppWidgetHostView)) {
Log.e(TAG, "Widget update called, when the widget no longer exists.");
return null;
}
LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) view.getTag();
info.restoreStatus = finalRestoreFlag;
if (info.restoreStatus == LauncherAppWidgetInfo.RESTORE_COMPLETED) {
info.pendingItemInfo = null;
}
if (((PendingAppWidgetHostView) view).isReinflateIfNeeded()) {
view.reInflate();
}
getModelWriter().updateItemInDatabase(info);
return info;
}
public void clearPendingExecutor(ViewOnDrawExecutor executor) {
if (mModelCallbacks.getPendingExecutor() == executor) {
mModelCallbacks.setPendingExecutor(null);
}
}
/**
* Call back when ModelCallbacks finish binding the Launcher data.
*/
@TargetApi(Build.VERSION_CODES.S)
public void bindComplete(int workspaceItemCount, boolean isBindSync) {
if (mOnInitialBindListener != null) {
getRootView().getViewTreeObserver().removeOnPreDrawListener(mOnInitialBindListener);
mOnInitialBindListener = null;
}
if (!isBindSync) {
mStartupLatencyLogger
.logCardinality(workspaceItemCount)
.logEnd(LauncherLatencyEvent.LAUNCHER_LATENCY_STARTUP_WORKSPACE_LOADER_ASYNC);
}
MAIN_EXECUTOR.getHandler().postAtFrontOfQueue(() -> {
mStartupLatencyLogger
.logEnd(LAUNCHER_LATENCY_STARTUP_TOTAL_DURATION)
.log()
.reset();
if (mIsColdStartupAfterReboot) {
Trace.endAsyncSection(COLD_STARTUP_TRACE_METHOD_NAME,
COLD_STARTUP_TRACE_COOKIE);
}
});
}
@Override
public void onInitialBindComplete(IntSet boundPages, RunnableList pendingTasks,
int workspaceItemCount, boolean isBindSync) {
mModelCallbacks.onInitialBindComplete(boundPages, pendingTasks, workspaceItemCount,
isBindSync);
}
/**
* Callback saying that there aren't any more items to bind.
* <p>
* Implementation of the method from LauncherModel.Callbacks.
*/
public void finishBindingItems(IntSet pagesBoundFirst) {
mModelCallbacks.finishBindingItems(pagesBoundFirst);
}
private boolean canAnimatePageChange() {
if (mDragController.isDragging()) {
return false;
} else {
return (SystemClock.uptimeMillis() - mLastTouchUpTime)
> (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000);
}
}
/**
* Similar to {@link #getFirstMatch} but optimized to finding a suitable view for the app close
* animation.
*
* @param preferredItemId The id of the preferred item to match to if it exists.
* @param packageName The package name of the app to match.
* @param user The user of the app to match.
* @param supportsAllAppsState If true and we are in All Apps state, looks for view in All Apps.
* Else we only looks on the workspace.
*/
public @Nullable View getFirstMatchForAppClose(int preferredItemId, String packageName,
UserHandle user, boolean supportsAllAppsState) {
final Predicate<ItemInfo> preferredItem = info ->
info != null && info.id == preferredItemId;
final Predicate<ItemInfo> packageAndUserAndApp = info ->
info != null
&& info.itemType == ITEM_TYPE_APPLICATION
&& info.user.equals(user)
&& info.getTargetComponent() != null
&& TextUtils.equals(info.getTargetComponent().getPackageName(),
packageName);
if (supportsAllAppsState && isInState(LauncherState.ALL_APPS)) {
AllAppsRecyclerView activeRecyclerView = mAppsView.getActiveRecyclerView();
View v = getFirstMatch(Collections.singletonList(activeRecyclerView),
preferredItem, packageAndUserAndApp);
if (v != null && activeRecyclerView.computeVerticalScrollOffset() > 0) {
RectF locationBounds = new RectF();
FloatingIconView.getLocationBoundsForView(this, v, false, locationBounds,
new Rect());
if (locationBounds.top < mAppsView.getHeaderBottom()) {
// Icon is covered by scrim, return null to play fallback animation.
return null;
}
}
return v;
}
// Look for the item inside the folder at the current page
Folder folder = Folder.getOpen(this);
if (folder != null) {
View v = getFirstMatch(Collections.singletonList(
folder.getContent().getCurrentCellLayout().getShortcutsAndWidgets()),
preferredItem,
packageAndUserAndApp);
if (v == null) {
folder.close(isStarted() && !isForceInvisible());
} else {
return v;
}
}
List<ViewGroup> containers = new ArrayList<>(mWorkspace.getPanelCount() + 1);
containers.add(mWorkspace.getHotseat().getShortcutsAndWidgets());
mWorkspace.forEachVisiblePage(page
-> containers.add(((CellLayout) page).getShortcutsAndWidgets()));
// Order: Preferred item by itself or in folder, then by matching package/user
return getFirstMatch(containers, preferredItem, forFolderMatch(preferredItem),
packageAndUserAndApp, forFolderMatch(packageAndUserAndApp));
}
/**
* Finds the first view matching the ordered operators across the given viewgroups in order.
* @param containers List of ViewGroups to scan, in order of preference.
* @param operators List of operators, in order starting from best matching operator.
*/
@Nullable
private static View getFirstMatch(Iterable<ViewGroup> containers,
final Predicate<ItemInfo>... operators) {
for (Predicate<ItemInfo> operator : operators) {
for (ViewGroup container : containers) {
View match = mapOverViewGroup(container, operator);
if (match != null) {
return match;
}
}
}
return null;
}
/**
* Returns the first view matching the operator in the given ViewGroups, or null if none.
* Forward iteration matters.
*/
@Nullable
private static View mapOverViewGroup(ViewGroup container, Predicate<ItemInfo> op) {
final int itemCount = container.getChildCount();
for (int itemIdx = 0; itemIdx < itemCount; itemIdx++) {
View item = container.getChildAt(itemIdx);
if (op.test((ItemInfo) item.getTag())) {
return item;
}
}
return null;
}
private ValueAnimator createNewAppBounceAnimation(View v, int i) {
ValueAnimator bounceAnim = new PropertyListBuilder().alpha(1).scale(1).build(v)
.setDuration(ItemInstallQueue.NEW_SHORTCUT_BOUNCE_DURATION);
bounceAnim.setStartDelay(i * ItemInstallQueue.NEW_SHORTCUT_STAGGER_DELAY);
bounceAnim.setInterpolator(new OvershootInterpolator(BOUNCE_ANIMATION_TENSION));
return bounceAnim;
}
private void announceForAccessibility(@StringRes int stringResId) {
getDragLayer().announceForAccessibility(getString(stringResId));
}
/**
* Informs us that the overlay (-1 screen, typically), has either become visible or invisible.
*/
public void onOverlayVisibilityChanged(boolean visible) {
getStatsLogManager().logger()
.withSrcState(LAUNCHER_STATE_HOME)
.withDstState(LAUNCHER_STATE_HOME)
.withContainerInfo(LauncherAtom.ContainerInfo.newBuilder()
.setWorkspace(WorkspaceContainer.newBuilder()
.setPageIndex(visible ? 0 : -1))
.build())
.log(visible ? LAUNCHER_SWIPELEFT : LAUNCHER_SWIPERIGHT);
}
/**
* Informs us that the page transition has ended, so that we can react to the newly selected
* page if we want to.
*/
public void onPageEndTransition() {}
/**
* See {@code LauncherBindingDelegate}
*/
@Override
@TargetApi(Build.VERSION_CODES.S)
@UiThread
public void bindAllApplications(AppInfo[] apps, int flags,
Map<PackageUserKey, Integer> packageUserKeytoUidMap) {
mModelCallbacks.bindAllApplications(apps, flags, packageUserKeytoUidMap);
if (Utilities.ATLEAST_S) {
Trace.endAsyncSection(DISPLAY_ALL_APPS_TRACE_METHOD_NAME,
DISPLAY_ALL_APPS_TRACE_COOKIE);
}
}
/**
* See {@code LauncherBindingDelegate}
*/
@Override
public void bindDeepShortcutMap(HashMap<ComponentKey, Integer> deepShortcutMapCopy) {
mModelCallbacks.bindDeepShortcutMap(deepShortcutMapCopy);
}
@Override
public void bindIncrementalDownloadProgressUpdated(AppInfo app) {
mModelCallbacks.bindIncrementalDownloadProgressUpdated(app);
}
@Override
public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets) {
mModelCallbacks.bindWidgetsRestored(widgets);
}
/**
* See {@code LauncherBindingDelegate}
*/
@Override
public void bindWorkspaceItemsChanged(List<WorkspaceItemInfo> updated) {
mModelCallbacks.bindWorkspaceItemsChanged(updated);
}
/**
* See {@code LauncherBindingDelegate}
*/
@Override
public void bindRestoreItemsChange(HashSet<ItemInfo> updates) {
mModelCallbacks.bindRestoreItemsChange(updates);
}
/**
* See {@code LauncherBindingDelegate}
*/
@Override
public void bindWorkspaceComponentsRemoved(Predicate<ItemInfo> matcher) {
mModelCallbacks.bindWorkspaceComponentsRemoved(matcher);
}
/**
* See {@code LauncherBindingDelegate}
*/
@Override
public void bindAllWidgets(final List<WidgetsListBaseEntry> allWidgets) {
mModelCallbacks.bindAllWidgets(allWidgets);
}
@Override
public void bindSmartspaceWidget() {
mModelCallbacks.bindSmartspaceWidget();
}
@Override
public void bindStringCache(StringCache cache) {
mModelCallbacks.bindStringCache(cache);
}
/**
* @param packageUser if null, refreshes all widgets and shortcuts, otherwise only
* refreshes the widgets and shortcuts associated with the given package/user
*/
public void refreshAndBindWidgetsForPackageUser(@Nullable PackageUserKey packageUser) {
mModel.refreshAndBindWidgetsAndShortcuts(packageUser);
}
/**
* $ adb shell dumpsys activity com.android.launcher3.Launcher [--all]
*/
@Override
public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) {
super.dump(prefix, fd, writer, args);
if (args.length > 0 && TextUtils.equals(args[0], "--all")) {
writer.println(prefix + "Workspace Items");
for (int i = 0; i < mWorkspace.getPageCount(); i++) {
writer.println(prefix + " Homescreen " + i);
ViewGroup layout = ((CellLayout) mWorkspace.getPageAt(i)).getShortcutsAndWidgets();
for (int j = 0; j < layout.getChildCount(); j++) {
Object tag = layout.getChildAt(j).getTag();
if (tag != null) {
writer.println(prefix + " " + tag);
}
}
}
writer.println(prefix + " Hotseat");
ViewGroup layout = mHotseat.getShortcutsAndWidgets();
for (int j = 0; j < layout.getChildCount(); j++) {
Object tag = layout.getChildAt(j).getTag();
if (tag != null) {
writer.println(prefix + " " + tag);
}
}
}
writer.println(prefix + "Misc:");
dumpMisc(prefix + "\t", writer);
writer.println(prefix + "\tmWorkspaceLoading=" + mModelCallbacks.getWorkspaceLoading());
writer.println(prefix + "\tmPendingRequestArgs=" + mPendingRequestArgs
+ " mPendingActivityResult=" + mPendingActivityResult);
writer.println(prefix + "\tmRotationHelper: " + mRotationHelper);
writer.println(prefix + "\tmAppWidgetHolder.isListening: "
+ mAppWidgetHolder.isListening());
// Extra logging for general debugging
mDragLayer.dump(prefix, writer);
mStateManager.dump(prefix, writer);
mPopupDataProvider.dump(prefix, writer);
mDeviceProfile.dump(this, prefix, writer);
mAppsView.getAppsStore().dump(prefix, writer);
try {
FileLog.flushAll(writer);
} catch (Exception e) {
// Ignore
}
mModel.dumpState(prefix, fd, writer, args);
mOverlayManager.dump(prefix, writer);
}
/**
* Populates the list of shortcuts. Logic delegated to {@Link KeyboardShortcutsDelegate}.
*
* @param data The data list to populate with shortcuts.
* @param menu The current menu, which may be null.
* @param deviceId The id for the connected device the shortcuts should be provided for.
*/
@Override
public void onProvideKeyboardShortcuts(
List<KeyboardShortcutGroup> data, Menu menu, int deviceId) {
mKeyboardShortcutsDelegate.onProvideKeyboardShortcuts(data, menu, deviceId);
super.onProvideKeyboardShortcuts(data, menu, deviceId);
}
/**
* Logic delegated to {@Link KeyboardShortcutsDelegate}.
* @param keyCode The value in event.getKeyCode().
* @param event Description of the key event.
*/
@Override
public boolean onKeyShortcut(int keyCode, KeyEvent event) {
Boolean result = mKeyboardShortcutsDelegate.onKeyShortcut(keyCode, event);
return result != null ? result : super.onKeyShortcut(keyCode, event);
}
/**
* Logic delegated to {@Link KeyboardShortcutsDelegate}.
* @param keyCode The value in event.getKeyCode().
* @param event Description of the key event.
*/
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
Boolean result = mKeyboardShortcutsDelegate.onKeyDown(keyCode, event);
return result != null ? result : super.onKeyDown(keyCode, event);
}
/**
* Logic delegated to {@Link KeyboardShortcutsDelegate}.
* @param keyCode The value in event.getKeyCode().
* @param event Description of the key event.
*/
@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
Boolean result = mKeyboardShortcutsDelegate.onKeyUp(keyCode, event);
return result != null ? result : super.onKeyUp(keyCode, event);
}
/**
* Shows the default options popup
*/
public void showDefaultOptions(float x, float y) {
OptionsPopupView.show(this, getPopupTarget(x, y), OptionsPopupView.getOptions(this),
false);
}
@Override
public boolean canUseMultipleShadesForPopup() {
return getTopOpenViewWithType(this, TYPE_FOLDER) == null
&& getStateManager().getState() != LauncherState.ALL_APPS;
}
@Override
protected void collectStateHandlers(List<StateHandler> out) {
out.add(getAllAppsController());
out.add(getWorkspace());
}
public TouchController[] createTouchControllers() {
return new TouchController[] {getDragController(), new AllAppsSwipeController(this)};
}
public void onDragLayerHierarchyChanged() {
updateDisallowBack();
}
protected void addBackAnimationCallback(BackPressHandler callback) {
mBackPressedHandlers.add(callback);
}
protected void removeBackAnimationCallback(BackPressHandler callback) {
mBackPressedHandlers.remove(callback);
}
private void updateDisallowBack() {
// TODO(b/304778354): remove sysprop once desktop aconfig flag supports dynamic overriding
if (ENABLE_DESKTOP_WINDOWING || DESKTOP_MODE_SUPPORTED) {
// Do not disable back in launcher when prototype behavior is enabled
return;
}
LauncherRootView rv = getRootView();
if (rv != null) {
boolean isSplitSelectionEnabled = isSplitSelectionEnabled();
boolean disableBack = getStateManager().getState() == NORMAL
&& AbstractFloatingView.getTopOpenView(this) == null
&& !isSplitSelectionEnabled;
rv.setDisallowBackGesture(disableBack);
}
}
/** To be overridden by subclasses */
public boolean isSplitSelectionEnabled() {
// Overridden
return false;
}
/** Call to dismiss the intermediary split selection state. */
public void dismissSplitSelection() {
// Overridden; move this into ActivityContext if necessary for Taskbar
}
/**
* Callback for when launcher state transition completes after user swipes to home.
* @param finalState The final state of the transition.
*/
public void onStateTransitionCompletedAfterSwipeToHome(LauncherState finalState) {
// Overridden
}
@Override
public void returnToHomescreen() {
super.returnToHomescreen();
getStateManager().goToState(LauncherState.NORMAL);
}
public void closeOpenViews() {
closeOpenViews(true);
}
protected void closeOpenViews(boolean animate) {
AbstractFloatingView.closeAllOpenViews(this, animate);
}
protected LauncherAccessibilityDelegate createAccessibilityDelegate() {
return new LauncherAccessibilityDelegate(this);
}
/** Enables/disabled the hotseat prediction icon long press edu for testing. */
@VisibleForTesting
public void enableHotseatEdu(boolean enable) {}
/**
* Just a wrapper around the type cast to allow easier tracking of calls.
*/
public static <T extends Launcher> T cast(ActivityContext activityContext) {
return (T) activityContext;
}
public boolean supportsAdaptiveIconAnimation(View clickedView) {
return false;
}
/**
* Animates Launcher elements during a transition to the All Apps page.
*
* @param progress Transition progress from 0 to 1; where 0 => home and 1 => all apps.
*/
public void onAllAppsTransition(float progress) {
// No-Op
}
/**
* Animates Launcher elements during a transition to the Widgets pages.
*
* @param progress Transition progress from 0 to 1; where 0 => home and 1 => widgets.
*/
public void onWidgetsTransition(float progress) {
float scale = Utilities.mapToRange(progress, 0f, 1f, 1f,
mDeviceProfile.bottomSheetWorkspaceScale, EMPHASIZED);
WORKSPACE_WIDGET_SCALE.set(getWorkspace(), scale);
HOTSEAT_WIDGET_SCALE.set(getHotseat(), scale);
}
private static class NonConfigInstance {
public Configuration config;
}
/** Pauses view updates that should not be run during the app launch animation. */
public void pauseExpensiveViewUpdates() {
// Pause page indicator animations as they lead to layer trashing.
getWorkspace().getPageIndicator().pauseAnimations();
getWorkspace().mapOverItems((info, view) -> {
if (view instanceof LauncherAppWidgetHostView) {
((LauncherAppWidgetHostView) view).beginDeferringUpdates();
}
return false; // Return false to continue iterating through all the items.
});
}
/** Resumes view updates at the end of the app launch animation. */
public void resumeExpensiveViewUpdates() {
getWorkspace().getPageIndicator().skipAnimationsToEnd();
getWorkspace().mapOverItems((info, view) -> {
if (view instanceof LauncherAppWidgetHostView) {
((LauncherAppWidgetHostView) view).endDeferringUpdates();
}
return false; // Return false to continue iterating through all the items.
});
}
/**
* Returns {@code true} if there are visible tasks with windowing mode set to
* {@link android.app.WindowConfiguration#WINDOWING_MODE_FREEFORM}
*/
public boolean areFreeformTasksVisible() {
return false; // Base launcher does not track freeform tasks
}
// Getters and Setters
public boolean isWorkspaceLocked() {
return isWorkspaceLoading() || mPendingRequestArgs != null;
}
public boolean isWorkspaceLoading() {
return mModelCallbacks.getWorkspaceLoading();
}
@Override
public boolean isBindingItems() {
return isWorkspaceLoading();
}
/**
* Returns true if a touch interaction is in progress
*/
public boolean isTouchInProgress() {
return mTouchInProgress;
}
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 !isWorkspaceLoading();
}
public boolean isNaturalScrollingEnabled() {
return mIsNaturalScrollingEnabled;
}
public void setWaitingForResult(PendingRequestArgs args) {
mPendingRequestArgs = args;
}
/**
* Call this after onCreate to set or clear overlay.
*/
public void setLauncherOverlay(LauncherOverlay overlay) {
mWorkspace.setLauncherOverlay(overlay);
}
/**
* Persistent callback which notifies when an activity launch is deferred because the activity
* was not yet resumed.
*/
public void setOnDeferredActivityLaunchCallback(Runnable callback) {
mOnDeferredActivityLaunchCallback = callback;
}
/**
* Sets the next pages to bind synchronously on next bind.
* @param pages should not be null.
*/
public void setPagesToBindSynchronously(@NonNull IntSet pages) {
mModelCallbacks.setPagesToBindSynchronously(pages);
}
@Override
public CellPosMapper getCellPosMapper() {
return mCellPosMapper;
}
public RotationHelper getRotationHelper() {
return mRotationHelper;
}
public ViewGroupFocusHelper getFocusHandler() {
return mFocusHandler;
}
@Override
public StateManager<LauncherState> getStateManager() {
return mStateManager;
}
@NonNull
@Override
public PopupDataProvider getPopupDataProvider() {
return mPopupDataProvider;
}
@Override
public DotInfo getDotInfoForItem(ItemInfo info) {
return mPopupDataProvider.getDotInfoForItem(info);
}
public LauncherOverlayManager getOverlayManager() {
return mOverlayManager;
}
public AllAppsTransitionController getAllAppsController() {
return mAllAppsController;
}
@Override
public DragLayer getDragLayer() {
return mDragLayer;
}
@Override
public ActivityAllAppsContainerView<Launcher> getAppsView() {
return mAppsView;
}
public Workspace<?> getWorkspace() {
return mWorkspace;
}
public Hotseat getHotseat() {
return mHotseat;
}
public <T extends View> T getOverviewPanel() {
return (T) mOverviewPanel;
}
public DropTargetBar getDropTargetBar() {
return mDropTargetBar;
}
@Override
public ScrimView getScrimView() {
return mScrimView;
}
public LauncherWidgetHolder getAppWidgetHolder() {
return mAppWidgetHolder;
}
public LauncherModel getModel() {
return mModel;
}
/**
* Returns the ModelWriter writer, make sure to call the function every time you want to use it.
*/
public ModelWriter getModelWriter() {
return mModelWriter;
}
public SharedPreferences getSharedPrefs() {
return mSharedPrefs;
}
public int getOrientation() {
return mOldConfig.orientation;
}
/**
* Returns the CellLayout of the specified container at the specified screen.
*
* @param screenId must be presenterPos and not modelPos.
*/
public CellLayout getCellLayout(int container, int screenId) {
return (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)
? mHotseat : mWorkspace.getScreenWithId(screenId);
}
@Override
public StringCache getStringCache() {
return mModelCallbacks.getStringCache();
}
/**
* Returns target rectangle for anchoring a popup menu.
*/
protected RectF getPopupTarget(float x, float y) {
float halfSize = getResources().getDimension(R.dimen.options_menu_thumb_size) / 2;
if (x < 0 || y < 0) {
x = mDragLayer.getWidth() / 2;
y = mDragLayer.getHeight() / 2;
}
return new RectF(x - halfSize, y - halfSize, x + halfSize, y + halfSize);
}
public Stream<SystemShortcut.Factory> getSupportedShortcuts() {
return Stream.of(APP_INFO, WIDGETS, INSTALL);
}
/**
* @see LauncherState#getOverviewScaleAndOffset(Launcher)
*/
public float[] getNormalOverviewScaleAndOffset() {
return new float[] {NO_SCALE, NO_OFFSET};
}
/**
* Handles an app pair launch; overridden in
* {@link com.android.launcher3.uioverrides.QuickstepLauncher}
*/
public void launchAppPair(AppPairIcon appPairIcon) {
// Overridden
}
public boolean getIsFirstPagePinnedItemEnabled() {
return mModelCallbacks.getIsFirstPagePinnedItemEnabled();
}
/**
* Returns the animation coordinator for playing one-off animations
*/
public CannedAnimationCoordinator getAnimationCoordinator() {
return mAnimationCoordinator;
}
@Override
public View.OnLongClickListener getAllAppsItemLongClickListener() {
return ItemLongClickListener.INSTANCE_ALL_APPS;
}
@Override
public StatsLogManager getStatsLogManager() {
return super.getStatsLogManager().withDefaultInstanceId(mAllAppsSessionLogId);
}
/**
* Returns the current popup for testing, if any.
*/
@VisibleForTesting
@Nullable
public ArrowPopup<?> getOptionsPopup() {
return findViewById(R.id.popup_container);
}
// End of Getters and Setters
}