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android / platform / packages / apps / Launcher3 / 980c089d2f / . / src / com / android / launcher3 / Launcher.java
blob: ae89deda477f07d0b13bbaef999fe2d8ff2e4434 [file] [log] [blame]
/*
* 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.content.pm.ActivityInfo.CONFIG_ORIENTATION;
import static android.content.pm.ActivityInfo.CONFIG_SCREEN_SIZE;
import static android.content.pm.ActivityInfo.CONFIG_UI_MODE;
import static android.view.accessibility.AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED;
import static com.android.launcher3.AbstractFloatingView.TYPE_ALL;
import static com.android.launcher3.AbstractFloatingView.TYPE_ICON_SURFACE;
import static com.android.launcher3.AbstractFloatingView.TYPE_REBIND_SAFE;
import static com.android.launcher3.AbstractFloatingView.TYPE_SNACKBAR;
import static com.android.launcher3.InstallShortcutReceiver.FLAG_DRAG_AND_DROP;
import static com.android.launcher3.LauncherAnimUtils.SPRING_LOADED_EXIT_DELAY;
import static com.android.launcher3.LauncherState.ALL_APPS;
import static com.android.launcher3.LauncherState.FLAG_CLOSE_POPUPS;
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.OVERVIEW;
import static com.android.launcher3.LauncherState.OVERVIEW_PEEK;
import static com.android.launcher3.LauncherState.SPRING_LOADED;
import static com.android.launcher3.Utilities.postAsyncCallback;
import static com.android.launcher3.dragndrop.DragLayer.ALPHA_INDEX_LAUNCHER_LOAD;
import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_BACKGROUND;
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.containerTypeToAtomState;
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 android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.animation.ValueAnimator;
import android.annotation.TargetApi;
import android.app.ActivityOptions;
import android.appwidget.AppWidgetHostView;
import android.appwidget.AppWidgetManager;
import android.content.ActivityNotFoundException;
import android.content.BroadcastReceiver;
import android.content.ComponentCallbacks2;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.IntentSender;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.content.res.Configuration;
import android.database.sqlite.SQLiteDatabase;
import android.os.Build;
import android.os.Bundle;
import android.os.CancellationSignal;
import android.os.Parcelable;
import android.os.Process;
import android.os.StrictMode;
import android.text.TextUtils;
import android.text.method.TextKeyListener;
import android.util.Log;
import android.util.SparseArray;
import android.view.KeyEvent;
import android.view.KeyboardShortcutGroup;
import android.view.KeyboardShortcutInfo;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.accessibility.AccessibilityEvent;
import android.view.animation.OvershootInterpolator;
import android.widget.Toast;
import androidx.annotation.CallSuper;
import androidx.annotation.Nullable;
import androidx.annotation.StringRes;
import androidx.annotation.VisibleForTesting;
import com.android.launcher3.DropTarget.DragObject;
import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
import com.android.launcher3.allapps.AllAppsContainerView;
import com.android.launcher3.allapps.AllAppsStore;
import com.android.launcher3.allapps.AllAppsTransitionController;
import com.android.launcher3.allapps.DiscoveryBounce;
import com.android.launcher3.anim.PropertyListBuilder;
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.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.CustomActionsPopup;
import com.android.launcher3.keyboard.ViewGroupFocusHelper;
import com.android.launcher3.logger.LauncherAtom;
import com.android.launcher3.logging.FileLog;
import com.android.launcher3.logging.StatsLogManager;
import com.android.launcher3.logging.UserEventDispatcher;
import com.android.launcher3.model.AppLaunchTracker;
import com.android.launcher3.model.BgDataModel.Callbacks;
import com.android.launcher3.model.ModelWriter;
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.PromiseAppInfo;
import com.android.launcher3.model.data.WorkspaceItemInfo;
import com.android.launcher3.notification.NotificationListener;
import com.android.launcher3.pm.PinRequestHelper;
import com.android.launcher3.pm.UserCache;
import com.android.launcher3.popup.PopupContainerWithArrow;
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.StateManager.StateListener;
import com.android.launcher3.statemanager.StatefulActivity;
import com.android.launcher3.states.RotationHelper;
import com.android.launcher3.testing.TestLogging;
import com.android.launcher3.testing.TestProtocol;
import com.android.launcher3.touch.AllAppsSwipeController;
import com.android.launcher3.touch.ItemClickHandler;
import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
import com.android.launcher3.util.ActivityResultInfo;
import com.android.launcher3.util.ActivityTracker;
import com.android.launcher3.util.ComponentKey;
import com.android.launcher3.util.IntArray;
import com.android.launcher3.util.ItemInfoMatcher;
import com.android.launcher3.util.MultiValueAlpha;
import com.android.launcher3.util.MultiValueAlpha.AlphaProperty;
import com.android.launcher3.util.OnboardingPrefs;
import com.android.launcher3.util.PackageManagerHelper;
import com.android.launcher3.util.PackageUserKey;
import com.android.launcher3.util.PendingRequestArgs;
import com.android.launcher3.util.SafeCloseable;
import com.android.launcher3.util.ShortcutUtil;
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.UiThreadHelper;
import com.android.launcher3.util.ViewOnDrawExecutor;
import com.android.launcher3.views.ActivityContext;
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.PendingAddShortcutInfo;
import com.android.launcher3.widget.PendingAddWidgetInfo;
import com.android.launcher3.widget.PendingAppWidgetHostView;
import com.android.launcher3.widget.WidgetAddFlowHandler;
import com.android.launcher3.widget.WidgetHostViewLoader;
import com.android.launcher3.widget.WidgetListRowEntry;
import com.android.launcher3.widget.WidgetManagerHelper;
import com.android.launcher3.widget.WidgetsFullSheet;
import com.android.launcher3.widget.custom.CustomWidgetManager;
import com.android.systemui.plugins.OverlayPlugin;
import com.android.systemui.plugins.PluginListener;
import com.android.systemui.plugins.shared.LauncherExterns;
import com.android.systemui.plugins.shared.LauncherOverlayManager;
import com.android.systemui.plugins.shared.LauncherOverlayManager.LauncherOverlay;
import com.android.systemui.plugins.shared.LauncherOverlayManager.LauncherOverlayCallbacks;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
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 LauncherExterns,
Callbacks, InvariantDeviceProfile.OnIDPChangeListener, PluginListener<OverlayPlugin> {
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 int REQUEST_CREATE_SHORTCUT = 1;
private static final int REQUEST_CREATE_APPWIDGET = 5;
private static final int REQUEST_PICK_APPWIDGET = 9;
private static final int REQUEST_BIND_APPWIDGET = 11;
public static final int REQUEST_BIND_PENDING_APPWIDGET = 12;
public static final int REQUEST_RECONFIGURE_APPWIDGET = 13;
private static final int REQUEST_PERMISSION_CALL_PHONE = 14;
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;
// Type: int
private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen";
// Type: int
private static final String RUNTIME_STATE = "launcher.state";
// Type: PendingRequestArgs
private static final String RUNTIME_STATE_PENDING_REQUEST_ARGS = "launcher.request_args";
// Type: int
private static final String RUNTIME_STATE_PENDING_REQUEST_CODE = "launcher.request_code";
// Type: ActivityResultInfo
private static final String RUNTIME_STATE_PENDING_ACTIVITY_RESULT = "launcher.activity_result";
// Type: SparseArray<Parcelable>
private static final String RUNTIME_STATE_WIDGET_PANEL = "launcher.widget_panel";
public static final String ON_CREATE_EVT = "Launcher.onCreate";
public static final String ON_START_EVT = "Launcher.onStart";
public static final String ON_RESUME_EVT = "Launcher.onResume";
public static final String ON_NEW_INTENT_EVT = "Launcher.onNewIntent";
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 int APPS_VIEW_ALPHA_CHANNEL_INDEX = 1;
private static final int SCRIM_VIEW_ALPHA_CHANNEL_INDEX = 0;
private LauncherAppTransitionManager mAppTransitionManager;
private Configuration mOldConfig;
@Thunk
Workspace mWorkspace;
@Thunk
DragLayer mDragLayer;
private DragController mDragController;
private WidgetManagerHelper mAppWidgetManager;
private LauncherAppWidgetHost mAppWidgetHost;
private final int[] mTmpAddItemCellCoordinates = new int[2];
@Thunk
Hotseat mHotseat;
private DropTargetBar mDropTargetBar;
// Main container view for the all apps screen.
@Thunk
AllAppsContainerView 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;
@Thunk
boolean mWorkspaceLoading = true;
private ArrayList<OnResumeCallback> mOnResumeCallbacks = new ArrayList<>();
// 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 ViewOnDrawExecutor mPendingExecutor;
private LauncherModel mModel;
private ModelWriter mModelWriter;
private IconCache mIconCache;
private LauncherAccessibilityDelegate mAccessibilityDelegate;
private PopupDataProvider mPopupDataProvider;
private int mSynchronouslyBoundPage = PagedView.INVALID_PAGE;
private int mPageToBindSynchronously = PagedView.INVALID_PAGE;
// 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;
private OnboardingPrefs mOnboardingPrefs;
// 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;
private float mCurrentAssistantVisibility = 0f;
protected LauncherOverlayManager mOverlayManager;
// If true, overlay callbacks are deferred
private boolean mDeferOverlayCallbacks;
private final Runnable mDeferredOverlayCallbacks = this::checkIfOverlayStillDeferred;
private long mLastTouchUpTime = -1;
private boolean mTouchInProgress;
private SafeCloseable mUserChangedCallbackCloseable;
@Override
protected void onCreate(Bundle savedInstanceState) {
Object traceToken = TraceHelper.INSTANCE.beginSection(ON_CREATE_EVT,
TraceHelper.FLAG_UI_EVENT);
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());
}
super.onCreate(savedInstanceState);
LauncherAppState app = LauncherAppState.getInstance(this);
mOldConfig = new Configuration(getResources().getConfiguration());
mModel = app.getModel();
mRotationHelper = new RotationHelper(this);
InvariantDeviceProfile idp = app.getInvariantDeviceProfile();
initDeviceProfile(idp);
idp.addOnChangeListener(this);
mSharedPrefs = Utilities.getPrefs(this);
mIconCache = app.getIconCache();
mAccessibilityDelegate = new LauncherAccessibilityDelegate(this);
mDragController = new DragController(this);
mAllAppsController = new AllAppsTransitionController(this);
mStateManager = new StateManager<>(this, NORMAL);
mOnboardingPrefs = createOnboardingPrefs(mSharedPrefs);
mAppWidgetManager = new WidgetManagerHelper(this);
mAppWidgetHost = new LauncherAppWidgetHost(this,
appWidgetId -> getWorkspace().removeWidget(appWidgetId));
mAppWidgetHost.startListening();
inflateRootView(R.layout.launcher);
setupViews();
mPopupDataProvider = new PopupDataProvider(this::updateNotificationDots);
mAppTransitionManager = LauncherAppTransitionManager.newInstance(this);
mAppTransitionManager.registerRemoteAnimations();
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();
// We only load the page synchronously if the user rotates (or triggers a
// configuration change) while launcher is in the foreground
int currentScreen = PagedView.INVALID_PAGE;
if (savedInstanceState != null) {
currentScreen = savedInstanceState.getInt(RUNTIME_STATE_CURRENT_SCREEN, currentScreen);
}
mPageToBindSynchronously = currentScreen;
if (!mModel.addCallbacksAndLoad(this)) {
if (!internalStateHandled) {
// If we are not binding synchronously, show a fade in animation when
// the first page bind completes.
mDragLayer.getAlphaProperty(ALPHA_INDEX_LAUNCHER_LOAD).setValue(0);
}
}
// For handling default keys
setDefaultKeyMode(DEFAULT_KEYS_SEARCH_LOCAL);
setContentView(getRootView());
getRootView().dispatchInsets();
// Listen for broadcasts
registerReceiver(mScreenOffReceiver, new IntentFilter(Intent.ACTION_SCREEN_OFF));
getSystemUiController().updateUiState(SystemUiController.UI_STATE_BASE_WINDOW,
Themes.getAttrBoolean(this, R.attr.isWorkspaceDarkText));
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onCreate(savedInstanceState);
}
mOverlayManager = getDefaultOverlay();
PluginManagerWrapper.INSTANCE.get(this).addPluginListener(this,
OverlayPlugin.class, false /* allowedMultiple */);
mRotationHelper.initialize();
mStateManager.addStateListener(new StateListener<LauncherState>() {
@Override
public void onStateTransitionComplete(LauncherState finalState) {
float alpha = 1f - mCurrentAssistantVisibility;
if (finalState == NORMAL) {
mAppsView.getAlphaProperty(APPS_VIEW_ALPHA_CHANNEL_INDEX).setValue(alpha);
} else if (finalState == OVERVIEW || finalState == OVERVIEW_PEEK) {
mAppsView.getAlphaProperty(APPS_VIEW_ALPHA_CHANNEL_INDEX).setValue(alpha);
mScrimView.getAlphaProperty(SCRIM_VIEW_ALPHA_CHANNEL_INDEX).setValue(alpha);
} else {
mAppsView.getAlphaProperty(APPS_VIEW_ALPHA_CHANNEL_INDEX).setValue(1f);
mScrimView.getAlphaProperty(SCRIM_VIEW_ALPHA_CHANNEL_INDEX).setValue(1f);
}
}
});
TraceHelper.INSTANCE.endSection(traceToken);
mUserChangedCallbackCloseable = UserCache.INSTANCE.get(this).addUserChangeListener(
() -> getStateManager().goToState(NORMAL));
}
protected LauncherOverlayManager getDefaultOverlay() {
return new LauncherOverlayManager() { };
}
protected OnboardingPrefs createOnboardingPrefs(SharedPreferences sharedPrefs) {
return new OnboardingPrefs<>(this, sharedPrefs);
}
public OnboardingPrefs getOnboardingPrefs() {
return mOnboardingPrefs;
}
@Override
public void onPluginConnected(OverlayPlugin overlayManager, Context context) {
switchOverlay(() -> overlayManager.createOverlayManager(this, this));
}
@Override
public void onPluginDisconnected(OverlayPlugin plugin) {
switchOverlay(this::getDefaultOverlay);
}
private void switchOverlay(Supplier<LauncherOverlayManager> overlaySupplier) {
if (mOverlayManager != null) {
mOverlayManager.onActivityDestroyed(this);
}
mOverlayManager = overlaySupplier.get();
if (getRootView().isAttachedToWindow()) {
mOverlayManager.onAttachedToWindow();
}
mDeferOverlayCallbacks = true;
checkIfOverlayStillDeferred();
}
@Override
protected void dispatchDeviceProfileChanged() {
super.dispatchDeviceProfileChanged();
mOverlayManager.onDeviceProvideChanged();
}
@Override
public void onEnterAnimationComplete() {
super.onEnterAnimationComplete();
mRotationHelper.setCurrentTransitionRequest(REQUEST_NONE);
AbstractFloatingView.closeOpenViews(this, false, TYPE_ICON_SURFACE);
}
@Override
public void onConfigurationChanged(Configuration newConfig) {
int diff = newConfig.diff(mOldConfig);
if ((diff & (CONFIG_ORIENTATION | CONFIG_SCREEN_SIZE)) != 0) {
onIdpChanged(mDeviceProfile.inv);
}
mOldConfig.setTo(newConfig);
super.onConfigurationChanged(newConfig);
}
@Override
public void onIdpChanged(int changeFlags, InvariantDeviceProfile idp) {
onIdpChanged(idp);
}
private void onIdpChanged(InvariantDeviceProfile idp) {
mUserEventDispatcher = null;
initDeviceProfile(idp);
dispatchDeviceProfileChanged();
reapplyUi();
mDragLayer.recreateControllers();
// Calling onSaveInstanceState ensures that static cache used by listWidgets is
// initialized properly.
onSaveInstanceState(new Bundle());
mModel.rebindCallbacks();
}
public void onAssistantVisibilityChanged(float visibility) {
mCurrentAssistantVisibility = visibility;
float alpha = 1f - visibility;
LauncherState state = mStateManager.getState();
if (state == NORMAL) {
mAppsView.getAlphaProperty(APPS_VIEW_ALPHA_CHANNEL_INDEX).setValue(alpha);
} else if (state == OVERVIEW || state == OVERVIEW_PEEK) {
mAppsView.getAlphaProperty(APPS_VIEW_ALPHA_CHANNEL_INDEX).setValue(alpha);
mScrimView.getAlphaProperty(SCRIM_VIEW_ALPHA_CHANNEL_INDEX).setValue(alpha);
}
}
private void initDeviceProfile(InvariantDeviceProfile idp) {
// Load configuration-specific DeviceProfile
mDeviceProfile = idp.getDeviceProfile(this);
if (isInMultiWindowMode()) {
mDeviceProfile = mDeviceProfile.getMultiWindowProfile(
this, getMultiWindowDisplaySize());
}
onDeviceProfileInitiated();
mModelWriter = mModel.getWriter(getDeviceProfile().isVerticalBarLayout(), true);
}
public RotationHelper getRotationHelper() {
return mRotationHelper;
}
public ViewGroupFocusHelper getFocusHandler() {
return mFocusHandler;
}
@Override
public StateManager<LauncherState> getStateManager() {
return mStateManager;
}
private LauncherCallbacks mLauncherCallbacks;
/**
* Call this after onCreate to set or clear overlay.
*/
@Override
public void setLauncherOverlay(LauncherOverlay overlay) {
if (overlay != null) {
overlay.setOverlayCallbacks(new LauncherOverlayCallbacksImpl());
}
mWorkspace.setLauncherOverlay(overlay);
}
@Override
public void runOnOverlayHidden(Runnable runnable) {
getWorkspace().runOnOverlayHidden(runnable);
}
public boolean setLauncherCallbacks(LauncherCallbacks callbacks) {
mLauncherCallbacks = callbacks;
return true;
}
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 PopupDataProvider getPopupDataProvider() {
return mPopupDataProvider;
}
@Override
public DotInfo getDotInfoForItem(ItemInfo info) {
return mPopupDataProvider.getDotInfoForItem(info);
}
@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().inv)
.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) {
int screenId = info.screenId;
if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
// When the screen id represents an actual screen (as opposed to a rank) we make sure
// that the drop page actually exists.
screenId = ensurePendingDropLayoutExists(info.screenId);
}
switch (requestCode) {
case REQUEST_CREATE_SHORTCUT:
completeAddShortcut(intent, info.container, screenId, info.cellX, info.cellY, info);
announceForAccessibility(R.string.item_added_to_workspace);
break;
case REQUEST_CREATE_APPWIDGET:
completeAddAppWidget(appWidgetId, info, null, null);
break;
case REQUEST_RECONFIGURE_APPWIDGET:
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);
if (provider != null) {
new WidgetAddFlowHandler(provider)
.startConfigActivity(this, widgetInfo,
REQUEST_RECONFIGURE_APPWIDGET);
}
}
break;
}
}
return screenId;
}
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 = new Runnable() {
@Override
public void run() {
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 {
if (requestArgs.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
// When the screen id represents an actual screen (as opposed to a rank)
// we make sure that the drop page actually exists.
requestArgs.screenId =
ensurePendingDropLayoutExists(requestArgs.screenId);
}
final CellLayout dropLayout =
mWorkspace.getScreenWithId(requestArgs.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);
}
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions,
int[] grantResults) {
PendingRequestArgs pendingArgs = mPendingRequestArgs;
if (requestCode == REQUEST_PERMISSION_CALL_PHONE && pendingArgs != null
&& pendingArgs.getRequestCode() == REQUEST_PERMISSION_CALL_PHONE) {
setWaitingForResult(null);
View v = null;
CellLayout layout = getCellLayout(pendingArgs.container, pendingArgs.screenId);
if (layout != null) {
v = layout.getChildAt(pendingArgs.cellX, pendingArgs.cellY);
}
Intent intent = pendingArgs.getPendingIntent();
if (grantResults.length > 0
&& grantResults[0] == PackageManager.PERMISSION_GRANTED) {
startActivitySafely(v, intent, null, null);
} else {
// TODO: Show a snack bar with link to settings
Toast.makeText(this, getString(R.string.msg_no_phone_permission,
getString(R.string.derived_app_name)), Toast.LENGTH_SHORT).show();
}
}
}
/**
* 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.addExtraEmptyScreen();
return mWorkspace.commitExtraEmptyScreen();
} else {
return screenId;
}
}
@Thunk
void completeTwoStageWidgetDrop(
final int resultCode, final int appWidgetId, final PendingRequestArgs requestArgs) {
CellLayout cellLayout = mWorkspace.getScreenWithId(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 = mAppWidgetHost.createView(this, appWidgetId,
requestArgs.getWidgetHandler().getProviderInfo(this));
boundWidget = layout;
onCompleteRunnable = new Runnable() {
@Override
public void run() {
completeAddAppWidget(appWidgetId, requestArgs, layout, null);
mStateManager.goToState(NORMAL, SPRING_LOADED_EXIT_DELAY);
}
};
} else if (resultCode == RESULT_CANCELED) {
mAppWidgetHost.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(this);
}
logStopAndResume(Action.Command.STOP);
mAppWidgetHost.setListenIfResumed(false);
NotificationListener.removeNotificationsChangedListener();
}
@Override
protected void onStart() {
Object traceToken = TraceHelper.INSTANCE.beginSection(ON_START_EVT,
TraceHelper.FLAG_UI_EVENT);
super.onStart();
if (!mDeferOverlayCallbacks) {
mOverlayManager.onActivityStarted(this);
}
mAppWidgetHost.setListenIfResumed(true);
TraceHelper.INSTANCE.endSection(traceToken);
}
@Override
@CallSuper
protected void onDeferredResumed() {
logStopAndResume(Action.Command.RESUME);
getUserEventDispatcher().startSession();
AppLaunchTracker.INSTANCE.get(this).onReturnedToHome();
// Process any items that were added while Launcher was away.
InstallShortcutReceiver.disableAndFlushInstallQueue(
InstallShortcutReceiver.FLAG_ACTIVITY_PAUSED, this);
// Refresh shortcuts if the permission changed.
mModel.refreshShortcutsIfRequired();
// Set the notification listener and fetch updated notifications when we resume
NotificationListener.setNotificationsChangedListener(mPopupDataProvider);
DiscoveryBounce.showForHomeIfNeeded(this);
}
protected void handlePendingActivityRequest() { }
private void logStopAndResume(int command) {
if (mPendingExecutor != null) return;
int pageIndex = mWorkspace.isOverlayShown() ? -1 : mWorkspace.getCurrentPage();
int containerType = mStateManager.getState().containerType;
StatsLogManager.EventEnum event;
StatsLogManager.StatsLogger logger = getStatsLogManager().logger();
if (command == Action.Command.RESUME) {
logger.withSrcState(LAUNCHER_STATE_BACKGROUND)
.withDstState(containerTypeToAtomState(mStateManager.getState().containerType));
event = LAUNCHER_ONRESUME;
} else { /* command == Action.Command.STOP */
logger.withSrcState(containerTypeToAtomState(mStateManager.getState().containerType))
.withDstState(LAUNCHER_STATE_BACKGROUND);
event = LAUNCHER_ONSTOP;
}
if (containerType == ContainerType.WORKSPACE && mWorkspace != null) {
getUserEventDispatcher().logActionCommand(command,
containerType, -1, pageIndex);
logger.withContainerInfo(LauncherAtom.ContainerInfo.newBuilder()
.setWorkspace(
LauncherAtom.WorkspaceContainer.newBuilder()
.setPageIndex(pageIndex)).build());
} else {
getUserEventDispatcher().logActionCommand(command, containerType, -1);
}
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(this);
}
if (hasBeenResumed()) {
mOverlayManager.onActivityResumed(this);
} else {
mOverlayManager.onActivityPaused(this);
}
if (!isStarted()) {
mOverlayManager.onActivityStopped(this);
}
}
public void deferOverlayCallbacksUntilNextResumeOrStop() {
mDeferOverlayCallbacks = true;
}
public LauncherOverlayManager getOverlayManager() {
return mOverlayManager;
}
@Override
public void onStateSetStart(LauncherState state) {
super.onStateSetStart(state);
if (mDeferOverlayCallbacks) {
scheduleDeferredCheck();
}
addActivityFlags(ACTIVITY_STATE_TRANSITION_ACTIVE);
if (state.hasFlag(FLAG_CLOSE_POPUPS)) {
AbstractFloatingView.closeAllOpenViews(this, !state.hasFlag(FLAG_NON_INTERACTIVE));
}
if (state == SPRING_LOADED) {
// Prevent any Un/InstallShortcutReceivers from updating the db while we are
// not on homescreen
InstallShortcutReceiver.enableInstallQueue(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));
}
@Override
public void onStateSetEnd(LauncherState state) {
super.onStateSetStart(state);
getAppWidgetHost().setResumed(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
InstallShortcutReceiver.disableAndFlushInstallQueue(FLAG_DRAG_AND_DROP, this);
// Clear any rotation locks when going to normal state
getRotationHelper().setCurrentStateRequest(REQUEST_NONE);
}
}
@Override
protected void onResume() {
Object traceToken = TraceHelper.INSTANCE.beginSection(ON_RESUME_EVT,
TraceHelper.FLAG_UI_EVENT);
super.onResume();
if (!mOnResumeCallbacks.isEmpty()) {
final ArrayList<OnResumeCallback> resumeCallbacks = new ArrayList<>(mOnResumeCallbacks);
mOnResumeCallbacks.clear();
for (int i = resumeCallbacks.size() - 1; i >= 0; i--) {
resumeCallbacks.get(i).onLauncherResume();
}
resumeCallbacks.clear();
}
if (mDeferOverlayCallbacks) {
scheduleDeferredCheck();
} else {
mOverlayManager.onActivityResumed(this);
}
TraceHelper.INSTANCE.endSection(traceToken);
}
@Override
protected void onPause() {
// Ensure that items added to Launcher are queued until Launcher returns
InstallShortcutReceiver.enableInstallQueue(InstallShortcutReceiver.FLAG_ACTIVITY_PAUSED);
super.onPause();
mDragController.cancelDrag();
mLastTouchUpTime = -1;
mDropTargetBar.animateToVisibility(false);
if (!mDeferOverlayCallbacks) {
mOverlayManager.onActivityPaused(this);
}
}
class LauncherOverlayCallbacksImpl implements LauncherOverlayCallbacks {
public void onScrollChanged(float progress) {
if (mWorkspace != null) {
mWorkspace.onOverlayScrollChanged(progress);
}
}
}
/**
* 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() {
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();
mWorkspace.bindAndInitFirstWorkspaceScreen(null /* recycled qsb */);
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);
// 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(mAppsView, mScrimView);
}
/**
* Creates a view representing a shortcut.
*
* @param info The data structure describing the shortcut.
*/
View createShortcut(WorkspaceItemInfo info) {
return createShortcut((ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info);
}
/**
* Creates a view representing a shortcut inflated from the specified resource.
*
* @param parent The group the shortcut belongs to.
* @param info The data structure describing the shortcut.
* @return A View inflated from layoutResId.
*/
public View createShortcut(ViewGroup parent, WorkspaceItemInfo info) {
BubbleTextView favorite = (BubbleTextView) LayoutInflater.from(parent.getContext())
.inflate(R.layout.app_icon, parent, false);
favorite.applyFromWorkspaceItem(info);
favorite.setOnClickListener(ItemClickHandler.INSTANCE);
favorite.setOnFocusChangeListener(mFocusHandler);
return favorite;
}
/**
* Add a shortcut to the workspace or to a Folder.
*
* @param data The intent describing the shortcut.
*/
private void completeAddShortcut(Intent data, int container, int screenId, int cellX,
int cellY, PendingRequestArgs args) {
if (args.getRequestCode() != REQUEST_CREATE_SHORTCUT
|| args.getPendingIntent().getComponent() == null) {
return;
}
int[] cellXY = mTmpAddItemCellCoordinates;
CellLayout layout = getCellLayout(container, screenId);
WorkspaceItemInfo info = null;
if (Utilities.ATLEAST_OREO) {
info = PinRequestHelper.createWorkspaceItemFromPinItemRequest(
this, PinRequestHelper.getPinItemRequest(data), 0);
}
if (info == null) {
// Legacy shortcuts are only supported for primary profile.
info = Process.myUserHandle().equals(args.user)
? InstallShortcutReceiver.fromShortcutIntent(this, data) : null;
if (info == null) {
Log.e(TAG, "Unable to parse a valid custom shortcut result");
return;
} else if (!new PackageManagerHelper(this).hasPermissionForActivity(
info.intent, args.getPendingIntent().getComponent().getPackageName())) {
// The app is trying to add a shortcut without sufficient permissions
Log.e(TAG, "Ignoring malicious intent " + info.intent.toUri(0));
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);
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.");
}
}
}
public 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);
}
LauncherAppWidgetInfo launcherInfo;
launcherInfo = new LauncherAppWidgetInfo(appWidgetId, appWidgetInfo.provider);
launcherInfo.spanX = itemInfo.spanX;
launcherInfo.spanY = itemInfo.spanY;
launcherInfo.minSpanX = itemInfo.minSpanX;
launcherInfo.minSpanY = itemInfo.minSpanY;
launcherInfo.user = appWidgetInfo.getProfile();
getModelWriter().addItemToDatabase(launcherInfo,
itemInfo.container, itemInfo.screenId, itemInfo.cellX, itemInfo.cellY);
if (hostView == null) {
// Perform actual inflation because we're live
hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo);
}
hostView.setVisibility(View.VISIBLE);
prepareAppWidget(hostView, launcherInfo);
mWorkspace.addInScreen(hostView, launcherInfo);
announceForAccessibility(R.string.item_added_to_workspace);
}
private void prepareAppWidget(AppWidgetHostView hostView, LauncherAppWidgetInfo item) {
hostView.setTag(item);
item.onBindAppWidget(this, hostView);
hostView.setFocusable(true);
hostView.setOnFocusChangeListener(mFocusHandler);
}
private final BroadcastReceiver mScreenOffReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
// Reset AllApps to its initial state only if we are not in the middle of
// processing a multi-step drop
if (mPendingRequestArgs == null) {
if (!isInState(NORMAL)) {
onUiChangedWhileSleeping();
}
mStateManager.goToState(NORMAL);
}
}
};
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;
}
public AllAppsTransitionController getAllAppsController() {
return mAllAppsController;
}
@Override
public DragLayer getDragLayer() {
return mDragLayer;
}
public AllAppsContainerView 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;
}
public ScrimView getScrimView() {
return mScrimView;
}
public LauncherAppWidgetHost getAppWidgetHost() {
return mAppWidgetHost;
}
public LauncherModel getModel() {
return mModel;
}
public ModelWriter getModelWriter() {
return mModelWriter;
}
@Override
public SharedPreferences getSharedPrefs() {
return mSharedPrefs;
}
@Override
public SharedPreferences getDevicePrefs() {
return Utilities.getDevicePrefs(this);
}
public int getOrientation() {
return mOldConfig.orientation;
}
@Override
protected void onNewIntent(Intent intent) {
if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
Log.d(TestProtocol.PERMANENT_DIAG_TAG, "Launcher.onNewIntent: " + intent);
}
Object traceToken = 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, intent);
if (isActionMain) {
if (!internalStateHandled) {
// In all these cases, only animate if we're already on home
closeOpenViews(isStarted());
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(),
this::handlePendingActivityRequest);
}
// Reset the apps view
if (!alreadyOnHome) {
mAppsView.reset(isStarted() /* animate */);
}
if (shouldMoveToDefaultScreen && !mWorkspace.isHandlingTouch()) {
mWorkspace.post(mWorkspace::moveToDefaultScreen);
}
}
// Handle HOME_INTENT
UserEventDispatcher ued = getUserEventDispatcher();
Target target = newContainerTarget(mStateManager.getState().containerType);
target.pageIndex = mWorkspace.getCurrentPage();
ued.logActionCommand(Action.Command.HOME_INTENT, target,
newContainerTarget(ContainerType.WORKSPACE));
hideKeyboard();
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onHomeIntent(internalStateHandled);
}
mOverlayManager.hideOverlay(isStarted() && !isForceInvisible());
handleGestureContract(intent);
} else if (Intent.ACTION_ALL_APPS.equals(intent.getAction())) {
getStateManager().goToState(ALL_APPS, alreadyOnHome);
}
TraceHelper.INSTANCE.endSection(traceToken);
}
/**
* 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);
}
}
/**
* Hides the keyboard if visible
*/
public void hideKeyboard() {
final View v = getWindow().peekDecorView();
if (v != null && v.getWindowToken() != null) {
UiThreadHelper.hideKeyboardAsync(this, v.getWindowToken());
}
}
@Override
public void onRestoreInstanceState(Bundle state) {
super.onRestoreInstanceState(state);
mWorkspace.restoreInstanceStateForChild(mSynchronouslyBoundPage);
}
@Override
protected void onSaveInstanceState(Bundle outState) {
if (mWorkspace.getChildCount() > 0) {
outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getNextPage());
}
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.closeOpenViews(this, false, TYPE_ALL & ~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);
mOverlayManager.onActivitySaveInstanceState(this, outState);
}
@Override
public void onDestroy() {
super.onDestroy();
ACTIVITY_TRACKER.onActivityDestroyed(this);
unregisterReceiver(mScreenOffReceiver);
mWorkspace.removeFolderListeners();
PluginManagerWrapper.INSTANCE.get(this).removePluginListener(this);
mModel.removeCallbacks(this);
mRotationHelper.destroy();
try {
mAppWidgetHost.stopListening();
} catch (NullPointerException ex) {
Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex);
}
TextKeyListener.getInstance().release();
clearPendingBinds();
LauncherAppState.getIDP(this).removeOnChangeListener(this);
mOverlayManager.onActivityDestroyed(this);
mAppTransitionManager.unregisterRemoteAnimations();
mUserChangedCallbackCloseable.close();
mAllAppsController.onActivityDestroyed();
}
public LauncherAccessibilityDelegate getAccessibilityDelegate() {
return mAccessibilityDelegate;
}
public DragController getDragController() {
return mDragController;
}
@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 (IntentSender.SendIntentException e) {
throw new ActivityNotFoundException();
}
}
/**
* Indicates that we want global search for this activity by setting the globalSearch
* argument for {@link #startSearch} to true.
*/
@Override
public void startSearch(String initialQuery, boolean selectInitialQuery,
Bundle appSearchData, boolean globalSearch) {
if (appSearchData == null) {
appSearchData = new Bundle();
appSearchData.putString("source", "launcher-search");
}
if (mLauncherCallbacks == null ||
!mLauncherCallbacks.startSearch(initialQuery, selectInitialQuery, appSearchData)) {
// Starting search from the callbacks failed. Start the default global search.
super.startSearch(initialQuery, selectInitialQuery, appSearchData, true);
}
// We need to show the workspace after starting the search
mStateManager.goToState(NORMAL);
}
public boolean isWorkspaceLocked() {
return mWorkspaceLoading || mPendingRequestArgs != null;
}
public boolean isWorkspaceLoading() {
return mWorkspaceLoading;
}
private void setWorkspaceLoading(boolean value) {
mWorkspaceLoading = value;
}
public void setWaitingForResult(PendingRequestArgs args) {
mPendingRequestArgs = args;
}
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
Runnable onComplete = new Runnable() {
@Override
public void run() {
// Exit spring loaded mode if necessary after adding the widget
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) {
info.container = container;
info.screenId = screenId;
if (cell != null) {
info.cellX = cell[0];
info.cellY = cell[1];
}
info.spanX = spanX;
info.spanY = spanY;
switch (info.itemType) {
case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET:
case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
addAppWidgetFromDrop((PendingAddWidgetInfo) info);
break;
case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
processShortcutFromDrop((PendingAddShortcutInfo) info);
break;
default:
throw new IllegalStateException("Unknown item type: " + info.itemType);
}
}
/**
* 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.activityInfo.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).getWidgetIdForCustomProvider(
info.componentName);
} else {
appWidgetId = getAppWidgetHost().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;
}
/**
* Called when a workspace item is converted into a folder
*/
public void folderCreatedFromItem(Folder folder, WorkspaceItemInfo itemInfo){}
/**
* Called when a folder is converted into a workspace item
*/
public void folderConvertedToItem(Folder folder, WorkspaceItemInfo itemInfo) {}
/**
* 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) {
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);
}
} 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, getAppWidgetHost());
}
} else {
return false;
}
return true;
}
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
TestLogging.recordEvent(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 = System.currentTimeMillis();
// Follow through
case MotionEvent.ACTION_CANCEL:
mTouchInProgress = false;
break;
}
TestLogging.recordMotionEvent(TestProtocol.SEQUENCE_MAIN, "Touch event", ev);
return super.dispatchTouchEvent(ev);
}
/**
* Returns true if a touch interaction is in progress
*/
public boolean isTouchInProgress() {
return mTouchInProgress;
}
@Override
public void onBackPressed() {
if (finishAutoCancelActionMode()) {
return;
}
if (mDragController.isDragging()) {
mDragController.cancelDrag();
return;
}
// Note: There should be at most one log per method call. This is enforced implicitly
// by using if-else statements.
AbstractFloatingView topView = AbstractFloatingView.getTopOpenView(this);
if (topView != null && topView.onBackPressed()) {
// Handled by the floating view.
} else {
mStateManager.getState().onBackPressed(this);
}
}
@TargetApi(Build.VERSION_CODES.M)
@Override
public ActivityOptions getActivityLaunchOptions(View v) {
return mAppTransitionManager.getActivityLaunchOptions(this, v);
}
public LauncherAppTransitionManager getAppTransitionManager() {
return mAppTransitionManager;
}
@TargetApi(Build.VERSION_CODES.M)
@Override
protected boolean onErrorStartingShortcut(Intent intent, ItemInfo info) {
// Due to legacy reasons, direct call shortcuts require Launchers to have the
// corresponding permission. Show the appropriate permission prompt if that
// is the case.
if (intent.getComponent() == null
&& Intent.ACTION_CALL.equals(intent.getAction())
&& checkSelfPermission(android.Manifest.permission.CALL_PHONE) !=
PackageManager.PERMISSION_GRANTED) {
setWaitingForResult(PendingRequestArgs
.forIntent(REQUEST_PERMISSION_CALL_PHONE, intent, info));
requestPermissions(new String[]{android.Manifest.permission.CALL_PHONE},
REQUEST_PERMISSION_CALL_PHONE);
return true;
} else {
return false;
}
}
@Override
public boolean startActivitySafely(View v, Intent intent, ItemInfo item,
@Nullable String sourceContainer) {
if (!hasBeenResumed()) {
// 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.
addOnResumeCallback(() -> startActivitySafely(v, intent, item, sourceContainer));
if (mOnDeferredActivityLaunchCallback != null) {
mOnDeferredActivityLaunchCallback.run();
mOnDeferredActivityLaunchCallback = null;
}
return true;
}
boolean success = super.startActivitySafely(v, intent, item, sourceContainer);
if (success && 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);
addOnResumeCallback(btv);
}
return success;
}
boolean isHotseatLayout(View layout) {
// TODO: Remove this method
return mHotseat != null && (layout == mHotseat);
}
/**
* Returns the CellLayout of the specified container at the specified screen.
*/
public CellLayout getCellLayout(int container, int screenId) {
return (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)
? mHotseat : mWorkspace.getScreenWithId(screenId);
}
@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.all_apps_home_button_label)
: mStateManager.getState().getDescription(this));
return result;
}
public void addOnResumeCallback(OnResumeCallback callback) {
mOnResumeCallbacks.add(callback);
}
/**
* Persistant 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 page to bind synchronously on next bind.
* @param page
*/
public void setPageToBindSynchronously(int page) {
mPageToBindSynchronously = page;
}
/**
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public int getPageToBindSynchronously() {
if (mPageToBindSynchronously != PagedView.INVALID_PAGE) {
return mPageToBindSynchronously;
} else if (mWorkspace != null) {
return mWorkspace.getCurrentPage();
} else {
return 0;
}
}
/**
* Clear any pending bind callbacks. This is called when is loader is planning to
* perform a full rebind from scratch.
*/
@Override
public void clearPendingBinds() {
if (mPendingExecutor != null) {
mPendingExecutor.markCompleted();
mPendingExecutor = null;
// We might have set this flag previously and forgot to clear it.
mAppsView.getAppsStore()
.disableDeferUpdatesSilently(AllAppsStore.DEFER_UPDATES_NEXT_DRAW);
}
}
/**
* Refreshes the shortcuts shown on the workspace.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void startBinding() {
Object traceToken = TraceHelper.INSTANCE.beginSection("startBinding");
// Floating panels (except the full widget sheet) are associated with individual icons. If
// we are starting a fresh bind, close all such panels as all the icons are about
// to go away.
AbstractFloatingView.closeOpenViews(this, true, TYPE_ALL & ~TYPE_REBIND_SAFE);
setWorkspaceLoading(true);
// Clear the workspace because it's going to be rebound
mDragController.cancelDrag();
mWorkspace.clearDropTargets();
mWorkspace.removeAllWorkspaceScreens();
mAppWidgetHost.clearViews();
if (mHotseat != null) {
mHotseat.resetLayout(getDeviceProfile().isVerticalBarLayout());
}
TraceHelper.INSTANCE.endSection(traceToken);
}
@Override
public void bindScreens(IntArray orderedScreenIds) {
// Make sure the first screen is always at the start.
if (FeatureFlags.QSB_ON_FIRST_SCREEN &&
orderedScreenIds.indexOf(Workspace.FIRST_SCREEN_ID) != 0) {
orderedScreenIds.removeValue(Workspace.FIRST_SCREEN_ID);
orderedScreenIds.add(0, Workspace.FIRST_SCREEN_ID);
} else if (!FeatureFlags.QSB_ON_FIRST_SCREEN && orderedScreenIds.isEmpty()) {
// If there are no screens, we need to have an empty screen
mWorkspace.addExtraEmptyScreen();
}
bindAddScreens(orderedScreenIds);
// After we have added all the screens, if the wallpaper was locked to the default state,
// then notify to indicate that it can be released and a proper wallpaper offset can be
// computed before the next layout
mWorkspace.unlockWallpaperFromDefaultPageOnNextLayout();
}
private void bindAddScreens(IntArray orderedScreenIds) {
int count = orderedScreenIds.size();
for (int i = 0; i < count; i++) {
int screenId = orderedScreenIds.get(i);
if (!FeatureFlags.QSB_ON_FIRST_SCREEN || screenId != Workspace.FIRST_SCREEN_ID) {
// No need to bind the first screen, as its always bound.
mWorkspace.insertNewWorkspaceScreenBeforeEmptyScreen(screenId);
}
}
}
@Override
public void preAddApps() {
// If there's an undo snackbar, force it to complete to ensure empty screens are removed
// before trying to add new items.
mModelWriter.commitDelete();
AbstractFloatingView snackbar = AbstractFloatingView.getOpenView(this, TYPE_SNACKBAR);
if (snackbar != null) {
snackbar.post(() -> snackbar.close(true));
}
}
@Override
public void bindAppsAdded(IntArray newScreens, ArrayList<ItemInfo> addNotAnimated,
ArrayList<ItemInfo> addAnimated) {
// Add the new screens
if (newScreens != null) {
bindAddScreens(newScreens);
}
// We add the items without animation on non-visible pages, and with
// animations on the new page (which we will try and snap to).
if (addNotAnimated != null && !addNotAnimated.isEmpty()) {
bindItems(addNotAnimated, false);
}
if (addAnimated != null && !addAnimated.isEmpty()) {
bindItems(addAnimated, true);
}
// Remove the extra empty screen
mWorkspace.removeExtraEmptyScreen(false);
}
/**
* 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) {
// Get the list of added items and intersect them with the set of items here
final Collection<Animator> bounceAnims = new ArrayList<>();
final boolean animateIcons = forceAnimateIcons && canRunNewAppsAnimation();
Workspace workspace = mWorkspace;
int newItemsScreenId = -1;
int end = items.size();
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_SHORTCUT:
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_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.
*/
if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
CellLayout cl = mWorkspace.getScreenWithId(item.screenId);
if (cl != null && cl.isOccupied(item.cellX, item.cellY)) {
View v = cl.getChildAt(item.cellX, item.cellY);
Object tag = v.getTag();
String desc = "Collision while binding workspace item: " + item
+ ". Collides with " + tag;
if (FeatureFlags.IS_STUDIO_BUILD) {
throw (new RuntimeException(desc));
} else {
Log.d(TAG, desc);
getModelWriter().deleteItemFromDatabase(item);
continue;
}
}
}
workspace.addInScreenFromBind(view, item);
if (animateIcons) {
// Animate all the applications up now
view.setAlpha(0f);
view.setScaleX(0f);
view.setScaleY(0f);
bounceAnims.add(createNewAppBounceAnimation(view, i));
newItemsScreenId = item.screenId;
}
}
// Animate to the correct page
if (animateIcons && newItemsScreenId > -1) {
AnimatorSet anim = new AnimatorSet();
anim.playTogether(bounceAnims);
int currentScreenId = mWorkspace.getScreenIdForPageIndex(mWorkspace.getNextPage());
final int newScreenIndex = mWorkspace.getPageIndexForScreenId(newItemsScreenId);
final Runnable startBounceAnimRunnable = anim::start;
if (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);
}
}
workspace.requestLayout();
}
@Override
public void bindPredictedItems(List<AppInfo> appInfos, IntArray ranks) { }
/**
* 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);
return null;
}
}
final AppWidgetHostView view;
if (mIsSafeModeEnabled) {
view = new PendingAppWidgetHostView(this, item, mIconCache, true);
prepareAppWidget(view, item);
return view;
}
Object traceToken = TraceHelper.INSTANCE.beginSection("BIND_WIDGET_id=" + item.appWidgetId);
try {
final LauncherAppWidgetProviderInfo appWidgetInfo;
if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) {
// If the provider is not ready, bind as a pending widget.
appWidgetInfo = null;
} 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);
} else {
appWidgetInfo = mAppWidgetManager.getLauncherAppWidgetInfo(item.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) {
Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
+ " belongs to component " + item.providerName
+ ", as the provider is null");
getModelWriter().deleteItemFromDatabase(item);
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 = mAppWidgetHost.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);
pendingInfo.spanX = item.spanX;
pendingInfo.spanY = item.spanY;
pendingInfo.minSpanX = item.minSpanX;
pendingInfo.minSpanY = item.minSpanY;
Bundle options = WidgetHostViewLoader.getDefaultOptionsForWidget(this,
pendingInfo);
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, getAppWidgetHost());
return null;
}
item.minSpanX = appWidgetInfo.minSpanX;
item.minSpanY = appWidgetInfo.minSpanY;
view = mAppWidgetHost.createView(this, item.appWidgetId, appWidgetInfo);
} else if (!item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID)
&& appWidgetInfo != null) {
mAppWidgetHost.addPendingView(item.appWidgetId,
new PendingAppWidgetHostView(this, item, mIconCache, false));
view = mAppWidgetHost.createView(this, item.appWidgetId, appWidgetInfo);
} else {
view = new PendingAppWidgetHostView(this, item, mIconCache, false);
}
prepareAppWidget(view, item);
} finally {
TraceHelper.INSTANCE.endSection(traceToken);
}
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 onPageBoundSynchronously(int page) {
mSynchronouslyBoundPage = page;
mWorkspace.setCurrentPage(page);
mPageToBindSynchronously = PagedView.INVALID_PAGE;
}
@Override
public void executeOnNextDraw(ViewOnDrawExecutor executor) {
clearPendingBinds();
mPendingExecutor = executor;
if (!isInState(ALL_APPS)) {
mAppsView.getAppsStore().enableDeferUpdates(AllAppsStore.DEFER_UPDATES_NEXT_DRAW);
mPendingExecutor.execute(() -> mAppsView.getAppsStore().disableDeferUpdates(
AllAppsStore.DEFER_UPDATES_NEXT_DRAW));
}
executor.attachTo(this);
}
public void clearPendingExecutor(ViewOnDrawExecutor executor) {
if (mPendingExecutor == executor) {
mPendingExecutor = null;
}
}
@Override
public void finishFirstPageBind(final ViewOnDrawExecutor executor) {
AlphaProperty property = mDragLayer.getAlphaProperty(ALPHA_INDEX_LAUNCHER_LOAD);
if (property.getValue() < 1) {
ObjectAnimator anim = ObjectAnimator.ofFloat(property, MultiValueAlpha.VALUE, 1);
if (executor != null) {
anim.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
executor.onLoadAnimationCompleted();
}
});
}
anim.start();
} else if (executor != null) {
executor.onLoadAnimationCompleted();
}
}
/**
* Callback saying that there aren't any more items to bind.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void finishBindingItems(int pageBoundFirst) {
Object traceToken = TraceHelper.INSTANCE.beginSection("finishBindingItems");
mWorkspace.restoreInstanceStateForRemainingPages();
setWorkspaceLoading(false);
if (mPendingActivityResult != null) {
handleActivityResult(mPendingActivityResult.requestCode,
mPendingActivityResult.resultCode, mPendingActivityResult.data);
mPendingActivityResult = null;
}
InstallShortcutReceiver.disableAndFlushInstallQueue(
InstallShortcutReceiver.FLAG_LOADER_RUNNING, this);
// When undoing the removal of the last item on a page, return to that page.
// Since we are just resetting the current page without user interaction,
// override the previous page so we don't log the page switch.
mWorkspace.setCurrentPage(pageBoundFirst, pageBoundFirst /* overridePrevPage */);
mPageToBindSynchronously = PagedView.INVALID_PAGE;
// Cache one page worth of icons
getViewCache().setCacheSize(R.layout.folder_application,
mDeviceProfile.inv.numFolderColumns * mDeviceProfile.inv.numFolderRows);
getViewCache().setCacheSize(R.layout.folder_page, 2);
TraceHelper.INSTANCE.endSection(traceToken);
}
private boolean canRunNewAppsAnimation() {
if (mDragController.isDragging()) {
return false;
} else {
return (System.currentTimeMillis() - mLastTouchUpTime)
> (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000);
}
}
private ValueAnimator createNewAppBounceAnimation(View v, int i) {
ValueAnimator bounceAnim = new PropertyListBuilder().alpha(1).scale(1).build(v)
.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION);
bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY);
bounceAnim.setInterpolator(new OvershootInterpolator(BOUNCE_ANIMATION_TENSION));
return bounceAnim;
}
private void announceForAccessibility(@StringRes int stringResId) {
getDragLayer().announceForAccessibility(getString(stringResId));
}
/**
* Add the icons for all apps.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public void bindAllApplications(AppInfo[] apps, int flags) {
mAppsView.getAppsStore().setApps(apps, flags);
}
/**
* Copies LauncherModel's map of activities to shortcut counts to Launcher's. This is necessary
* because LauncherModel's map is updated in the background, while Launcher runs on the UI.
*/
@Override
public void bindDeepShortcutMap(HashMap<ComponentKey, Integer> deepShortcutMapCopy) {
mPopupDataProvider.setDeepShortcutMap(deepShortcutMapCopy);
}
@Override
public void bindPromiseAppProgressUpdated(PromiseAppInfo app) {
mAppsView.getAppsStore().updatePromiseAppProgress(app);
}
@Override
public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets) {
mWorkspace.widgetsRestored(widgets);
}
/**
* Some shortcuts were updated in the background.
* Implementation of the method from LauncherModel.Callbacks.
*
* @param updated list of shortcuts which have changed.
*/
@Override
public void bindWorkspaceItemsChanged(ArrayList<WorkspaceItemInfo> updated) {
if (!updated.isEmpty()) {
mWorkspace.updateShortcuts(updated);
}
}
/**
* Update the state of a package, typically related to install state.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public void bindRestoreItemsChange(HashSet<ItemInfo> updates) {
mWorkspace.updateRestoreItems(updates);
}
/**
* A package was uninstalled/updated. We take both the super set of packageNames
* in addition to specific applications to remove, the reason being that
* this can be called when a package is updated as well. In that scenario,
* we only remove specific components from the workspace and hotseat, where as
* package-removal should clear all items by package name.
*/
@Override
public void bindWorkspaceComponentsRemoved(final ItemInfoMatcher matcher) {
mWorkspace.removeItemsByMatcher(matcher);
mDragController.onAppsRemoved(matcher);
}
@Override
public void bindAllWidgets(final ArrayList<WidgetListRowEntry> allWidgets) {
mPopupDataProvider.setAllWidgets(allWidgets);
}
/**
* @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.toString());
}
}
}
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.toString());
}
}
}
writer.println(prefix + "Misc:");
dumpMisc(prefix + "\t", writer);
writer.println(prefix + "\tmWorkspaceLoading=" + mWorkspaceLoading);
writer.println(prefix + "\tmPendingRequestArgs=" + mPendingRequestArgs
+ " mPendingActivityResult=" + mPendingActivityResult);
writer.println(prefix + "\tmRotationHelper: " + mRotationHelper);
writer.println(prefix + "\tmAppWidgetHost.isListening: " + mAppWidgetHost.isListening());
// Extra logging for general debugging
mDragLayer.dump(prefix, writer);
mStateManager.dump(prefix, writer);
mPopupDataProvider.dump(prefix, writer);
try {
FileLog.flushAll(writer);
} catch (Exception e) {
// Ignore
}
mModel.dumpState(prefix, fd, writer, args);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.dump(prefix, fd, writer, args);
}
mOverlayManager.dump(prefix, writer);
}
@Override
public void onProvideKeyboardShortcuts(
List<KeyboardShortcutGroup> data, Menu menu, int deviceId) {
ArrayList<KeyboardShortcutInfo> shortcutInfos = new ArrayList<>();
if (isInState(NORMAL)) {
shortcutInfos.add(new KeyboardShortcutInfo(getString(R.string.all_apps_button_label),
KeyEvent.KEYCODE_A, KeyEvent.META_CTRL_ON));
shortcutInfos.add(new KeyboardShortcutInfo(getString(R.string.widget_button_text),
KeyEvent.KEYCODE_W, KeyEvent.META_CTRL_ON));
}
final View currentFocus = getCurrentFocus();
if (currentFocus != null) {
if (new CustomActionsPopup(this, currentFocus).canShow()) {
shortcutInfos.add(new KeyboardShortcutInfo(getString(R.string.custom_actions),
KeyEvent.KEYCODE_O, KeyEvent.META_CTRL_ON));
}
if (currentFocus.getTag() instanceof ItemInfo
&& ShortcutUtil.supportsShortcuts((ItemInfo) currentFocus.getTag())) {
shortcutInfos.add(new KeyboardShortcutInfo(
getString(R.string.shortcuts_menu_with_notifications_description),
KeyEvent.KEYCODE_S, KeyEvent.META_CTRL_ON));
}
}
if (!shortcutInfos.isEmpty()) {
data.add(new KeyboardShortcutGroup(getString(R.string.home_screen), shortcutInfos));
}
super.onProvideKeyboardShortcuts(data, menu, deviceId);
}
@Override
public boolean onKeyShortcut(int keyCode, KeyEvent event) {
if (event.hasModifiers(KeyEvent.META_CTRL_ON)) {
switch (keyCode) {
case KeyEvent.KEYCODE_A:
if (isInState(NORMAL)) {
getStateManager().goToState(ALL_APPS);
return true;
}
break;
case KeyEvent.KEYCODE_S: {
View focusedView = getCurrentFocus();
if (focusedView instanceof BubbleTextView
&& focusedView.getTag() instanceof ItemInfo
&& mAccessibilityDelegate.performAction(focusedView,
(ItemInfo) focusedView.getTag(),
LauncherAccessibilityDelegate.DEEP_SHORTCUTS)) {
PopupContainerWithArrow.getOpen(this).requestFocus();
return true;
}
break;
}
case KeyEvent.KEYCODE_O:
if (new CustomActionsPopup(this, getCurrentFocus()).show()) {
return true;
}
break;
case KeyEvent.KEYCODE_W:
if (isInState(NORMAL)) {
OptionsPopupView.openWidgets(this);
return true;
}
break;
}
}
return super.onKeyShortcut(keyCode, event);
}
@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_MENU) {
// KEYCODE_MENU is sent by some tests, for example
// LauncherJankTests#testWidgetsContainerFling. Don't just remove its handling.
if (!mDragController.isDragging() && !mWorkspace.isSwitchingState() &&
isInState(NORMAL)) {
// Close any open floating views.
closeOpenViews();
// Setting the touch point to (-1, -1) will show the options popup in the center of
// the screen.
if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
Log.d(TestProtocol.PERMANENT_DIAG_TAG, "Opening options popup on key up");
}
OptionsPopupView.showDefaultOptions(this, -1, -1);
}
return true;
}
return super.onKeyUp(keyCode, event);
}
protected StateHandler<LauncherState>[] createStateHandlers() {
return new StateHandler[] { getAllAppsController(), getWorkspace() };
}
public TouchController[] createTouchControllers() {
return new TouchController[] {getDragController(), new AllAppsSwipeController(this)};
}
public void useFadeOutAnimationForLauncherStart(CancellationSignal signal) { }
public void onDragLayerHierarchyChanged() { }
@Override
public void returnToHomescreen() {
super.returnToHomescreen();
getStateManager().goToState(LauncherState.NORMAL);
}
private void closeOpenViews() {
closeOpenViews(true);
}
protected void closeOpenViews(boolean animate) {
AbstractFloatingView.closeAllOpenViews(this, animate);
}
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};
}
public static Launcher getLauncher(Context context) {
return fromContext(context);
}
/**
* 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;
}
/**
* Callback for listening for onResume
*/
public interface OnResumeCallback {
void onLauncherResume();
}
private static class NonConfigInstance {
public Configuration config;
}
}