/*
* 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 android.Manifest;
import android.animation.Animator;
import android.animation.AnimatorSet;
import android.animation.ValueAnimator;
import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.app.ActivityOptions;
import android.app.AlertDialog;
import android.app.SearchManager;
import android.appwidget.AppWidgetHostView;
import android.appwidget.AppWidgetManager;
import android.content.ActivityNotFoundException;
import android.content.BroadcastReceiver;
import android.content.ComponentCallbacks2;
import android.content.ComponentName;
import android.content.Context;
import android.content.ContextWrapper;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.IntentSender;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.database.sqlite.SQLiteDatabase;
import android.graphics.Point;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Bundle;
import android.os.Handler;
import android.os.Process;
import android.os.StrictMode;
import android.os.SystemClock;
import android.os.Trace;
import android.os.UserHandle;
import android.support.annotation.Nullable;
import android.text.Selection;
import android.text.SpannableStringBuilder;
import android.text.TextUtils;
import android.text.method.TextKeyListener;
import android.util.Log;
import android.view.Display;
import android.view.HapticFeedbackConstants;
import android.view.KeyEvent;
import android.view.KeyboardShortcutGroup;
import android.view.KeyboardShortcutInfo;
import android.view.Menu;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnLongClickListener;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.view.WindowManager;
import android.view.accessibility.AccessibilityEvent;
import android.view.accessibility.AccessibilityManager;
import android.view.animation.OvershootInterpolator;
import android.view.inputmethod.InputMethodManager;
import android.widget.TextView;
import android.widget.Toast;
import com.android.launcher3.DropTarget.DragObject;
import com.android.launcher3.LauncherSettings.Favorites;
import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
import com.android.launcher3.allapps.AllAppsContainerView;
import com.android.launcher3.allapps.AllAppsTransitionController;
import com.android.launcher3.allapps.DefaultAppSearchController;
import com.android.launcher3.anim.AnimationLayerSet;
import com.android.launcher3.compat.AppWidgetManagerCompat;
import com.android.launcher3.compat.LauncherAppsCompat;
import com.android.launcher3.compat.PinItemRequestCompat;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.config.ProviderConfig;
import com.android.launcher3.dragndrop.DragController;
import com.android.launcher3.dragndrop.DragLayer;
import com.android.launcher3.dragndrop.DragOptions;
import com.android.launcher3.dragndrop.DragView;
import com.android.launcher3.dragndrop.PinItemDragListener;
import com.android.launcher3.dynamicui.ExtractedColors;
import com.android.launcher3.folder.Folder;
import com.android.launcher3.folder.FolderIcon;
import com.android.launcher3.keyboard.CustomActionsPopup;
import com.android.launcher3.keyboard.ViewGroupFocusHelper;
import com.android.launcher3.logging.FileLog;
import com.android.launcher3.logging.UserEventDispatcher;
import com.android.launcher3.model.ModelWriter;
import com.android.launcher3.model.PackageItemInfo;
import com.android.launcher3.model.WidgetItem;
import com.android.launcher3.notification.NotificationListener;
import com.android.launcher3.pageindicators.PageIndicator;
import com.android.launcher3.popup.PopupContainerWithArrow;
import com.android.launcher3.popup.PopupDataProvider;
import com.android.launcher3.shortcuts.DeepShortcutManager;
import com.android.launcher3.shortcuts.ShortcutKey;
import com.android.launcher3.userevent.nano.LauncherLogProto;
import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
import com.android.launcher3.userevent.nano.LauncherLogProto.ControlType;
import com.android.launcher3.util.ActivityResultInfo;
import com.android.launcher3.util.ComponentKey;
import com.android.launcher3.util.ItemInfoMatcher;
import com.android.launcher3.util.MultiHashMap;
import com.android.launcher3.util.PackageManagerHelper;
import com.android.launcher3.util.PackageUserKey;
import com.android.launcher3.util.PendingRequestArgs;
import com.android.launcher3.util.TestingUtils;
import com.android.launcher3.util.Thunk;
import com.android.launcher3.util.ViewOnDrawExecutor;
import com.android.launcher3.widget.PendingAddShortcutInfo;
import com.android.launcher3.widget.PendingAddWidgetInfo;
import com.android.launcher3.widget.WidgetAddFlowHandler;
import com.android.launcher3.widget.WidgetHostViewLoader;
import com.android.launcher3.widget.WidgetsContainerView;
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.Set;
/**
* Default launcher application.
*/
public class Launcher extends BaseActivity
implements LauncherExterns, View.OnClickListener, OnLongClickListener,
LauncherModel.Callbacks, View.OnTouchListener, LauncherProviderChangeListener,
AccessibilityManager.AccessibilityStateChangeListener {
public static final String TAG = "Launcher";
static final boolean LOGD = false;
static final boolean DEBUG_WIDGETS = false;
static final boolean DEBUG_STRICT_MODE = false;
static final boolean DEBUG_RESUME_TIME = 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_PICK_WALLPAPER = 10;
private static final int REQUEST_BIND_APPWIDGET = 11;
private static final int REQUEST_BIND_PENDING_APPWIDGET = 14;
private static final int REQUEST_RECONFIGURE_APPWIDGET = 12;
private static final int REQUEST_PERMISSION_CALL_PHONE = 13;
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;
private static final int SOFT_INPUT_MODE_DEFAULT =
WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN;
private static final int SOFT_INPUT_MODE_ALL_APPS =
WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE;
// The Intent extra that defines whether to ignore the launch animation
static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION =
"com.android.launcher3.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION";
// Type: int
private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen";
// Type: int
private static final String RUNTIME_STATE = "launcher.state";
// Type: PendingRequestArgs
private static final String RUNTIME_STATE_PENDING_REQUEST_ARGS = "launcher.request_args";
// Type: ActivityResultInfo
private static final String RUNTIME_STATE_PENDING_ACTIVITY_RESULT = "launcher.activity_result";
static final String APPS_VIEW_SHOWN = "launcher.apps_view_shown";
/** The different states that Launcher can be in. */
enum State { NONE, WORKSPACE, WORKSPACE_SPRING_LOADED, APPS, APPS_SPRING_LOADED,
WIDGETS, WIDGETS_SPRING_LOADED }
@Thunk State mState = State.WORKSPACE;
@Thunk LauncherStateTransitionAnimation mStateTransitionAnimation;
private boolean mIsSafeModeEnabled;
public static final int APPWIDGET_HOST_ID = 1024;
public static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 500;
private static final int ON_ACTIVITY_RESULT_ANIMATION_DELAY = 500;
private static final int ACTIVITY_START_DELAY = 1000;
// How long to wait before the new-shortcut animation automatically pans the workspace
private static int NEW_APPS_PAGE_MOVE_DELAY = 500;
private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 5;
@Thunk static int NEW_APPS_ANIMATION_DELAY = 500;
@Thunk Workspace mWorkspace;
private View mLauncherView;
@Thunk DragLayer mDragLayer;
private DragController mDragController;
private View mQsbContainer;
public View mWeightWatcher;
private AppWidgetManagerCompat mAppWidgetManager;
private LauncherAppWidgetHost mAppWidgetHost;
private int[] mTmpAddItemCellCoordinates = new int[2];
@Thunk Hotseat mHotseat;
private ViewGroup mOverviewPanel;
private View mAllAppsButton;
private View mWidgetsButton;
private DropTargetBar mDropTargetBar;
// Main container view for the all apps screen.
@Thunk AllAppsContainerView mAppsView;
AllAppsTransitionController mAllAppsController;
// Main container view and the model for the widget tray screen.
@Thunk WidgetsContainerView mWidgetsView;
@Thunk MultiHashMap<PackageItemInfo, WidgetItem> mAllWidgets;
// We set the state in both onCreate and then onNewIntent in some cases, which causes both
// scroll issues (because the workspace may not have been measured yet) and extra work.
// Instead, just save the state that we need to restore Launcher to, and commit it in onResume.
private State mOnResumeState = State.NONE;
private SpannableStringBuilder mDefaultKeySsb = null;
@Thunk boolean mWorkspaceLoading = true;
private boolean mPaused = true;
private boolean mOnResumeNeedsLoad;
private ArrayList<Runnable> mBindOnResumeCallbacks = new ArrayList<Runnable>();
private ArrayList<Runnable> mOnResumeCallbacks = new ArrayList<Runnable>();
private ViewOnDrawExecutor mPendingExecutor;
private LauncherModel mModel;
private ModelWriter mModelWriter;
private IconCache mIconCache;
private ExtractedColors mExtractedColors;
private LauncherAccessibilityDelegate mAccessibilityDelegate;
private Handler mHandler = new Handler();
private boolean mIsResumeFromActionScreenOff;
private boolean mHasFocus = false;
private boolean mAttached = false;
private PopupDataProvider mPopupDataProvider;
private View.OnTouchListener mHapticFeedbackTouchListener;
// Determines how long to wait after a rotation before restoring the screen orientation to
// match the sensor state.
private static final int RESTORE_SCREEN_ORIENTATION_DELAY = 500;
private final ArrayList<Integer> mSynchronouslyBoundPages = new ArrayList<Integer>();
// 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 boolean mMoveToDefaultScreenFromNewIntent;
// This is set to the view that launched the activity that navigated the user away from
// launcher. Since there is no callback for when the activity has finished launching, enable
// the press state and keep this reference to reset the press state when we return to launcher.
private BubbleTextView mWaitingForResume;
protected static HashMap<String, CustomAppWidget> sCustomAppWidgets =
new HashMap<String, CustomAppWidget>();
static {
if (TestingUtils.ENABLE_CUSTOM_WIDGET_TEST) {
TestingUtils.addDummyWidget(sCustomAppWidgets);
}
}
// Exiting spring loaded mode happens with a delay. This runnable object triggers the
// state transition. If another state transition happened during this delay,
// simply unregister this runnable.
private Runnable mExitSpringLoadedModeRunnable;
@Thunk Runnable mBuildLayersRunnable = new Runnable() {
public void run() {
if (mWorkspace != null) {
mWorkspace.buildPageHardwareLayers();
}
}
};
// 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;
private float mLastDispatchTouchEventX = 0.0f;
public ViewGroupFocusHelper mFocusHandler;
private boolean mRotationEnabled = false;
@Thunk void setOrientation() {
if (mRotationEnabled) {
unlockScreenOrientation(true);
} else {
setRequestedOrientation(
ActivityInfo.SCREEN_ORIENTATION_NOSENSOR);
}
}
private RotationPrefChangeHandler mRotationPrefChangeHandler;
@Override
protected void onCreate(Bundle savedInstanceState) {
if (DEBUG_STRICT_MODE) {
StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder()
.detectDiskReads()
.detectDiskWrites()
.detectNetwork() // or .detectAll() for all detectable problems
.penaltyLog()
.build());
StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder()
.detectLeakedSqlLiteObjects()
.detectLeakedClosableObjects()
.penaltyLog()
.penaltyDeath()
.build());
}
if (LauncherAppState.PROFILE_STARTUP) {
Trace.beginSection("Launcher-onCreate");
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.preOnCreate();
}
super.onCreate(savedInstanceState);
LauncherAppState app = LauncherAppState.getInstance(this);
// Load configuration-specific DeviceProfile
mDeviceProfile = app.getInvariantDeviceProfile().getDeviceProfile(this);
if (isInMultiWindowModeCompat()) {
Display display = getWindowManager().getDefaultDisplay();
Point mwSize = new Point();
display.getSize(mwSize);
mDeviceProfile = mDeviceProfile.getMultiWindowProfile(this, mwSize);
}
mSharedPrefs = Utilities.getPrefs(this);
mIsSafeModeEnabled = getPackageManager().isSafeMode();
mModel = app.setLauncher(this);
mModelWriter = mModel.getWriter(mDeviceProfile.isVerticalBarLayout());
mIconCache = app.getIconCache();
mAccessibilityDelegate = new LauncherAccessibilityDelegate(this);
mDragController = new DragController(this);
mAllAppsController = new AllAppsTransitionController(this);
mStateTransitionAnimation = new LauncherStateTransitionAnimation(this, mAllAppsController);
mAppWidgetManager = AppWidgetManagerCompat.getInstance(this);
mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID);
mAppWidgetHost.startListening();
// If we are getting an onCreate, we can actually preempt onResume and unset mPaused here,
// this also ensures that any synchronous binding below doesn't re-trigger another
// LauncherModel load.
mPaused = false;
mLauncherView = getLayoutInflater().inflate(R.layout.launcher, null);
setupViews();
mDeviceProfile.layout(this, false /* notifyListeners */);
mExtractedColors = new ExtractedColors();
loadExtractedColorsAndColorItems();
mPopupDataProvider = new PopupDataProvider(this);
((AccessibilityManager) getSystemService(ACCESSIBILITY_SERVICE))
.addAccessibilityStateChangeListener(this);
lockAllApps();
restoreState(savedInstanceState);
if (LauncherAppState.PROFILE_STARTUP) {
Trace.endSection();
}
// 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_RESTORE_PAGE;
if (savedInstanceState != null) {
currentScreen = savedInstanceState.getInt(RUNTIME_STATE_CURRENT_SCREEN, currentScreen);
}
if (!mModel.startLoader(currentScreen)) {
// If we are not binding synchronously, show a fade in animation when
// the first page bind completes.
mDragLayer.setAlpha(0);
} else {
// Pages bound synchronously.
mWorkspace.setCurrentPage(currentScreen);
setWorkspaceLoading(true);
}
// For handling default keys
mDefaultKeySsb = new SpannableStringBuilder();
Selection.setSelection(mDefaultKeySsb, 0);
mRotationEnabled = getResources().getBoolean(R.bool.allow_rotation);
// In case we are on a device with locked rotation, we should look at preferences to check
// if the user has specifically allowed rotation.
if (!mRotationEnabled) {
mRotationEnabled = Utilities.isAllowRotationPrefEnabled(getApplicationContext());
mRotationPrefChangeHandler = new RotationPrefChangeHandler();
mSharedPrefs.registerOnSharedPreferenceChangeListener(mRotationPrefChangeHandler);
}
if (PinItemDragListener.handleDragRequest(this, getIntent())) {
// Temporarily enable the rotation
mRotationEnabled = true;
}
// On large interfaces, or on devices that a user has specifically enabled screen rotation,
// we want the screen to auto-rotate based on the current orientation
setOrientation();
setContentView(mLauncherView);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onCreate(savedInstanceState);
}
}
@Override
public View findViewById(int id) {
return mLauncherView.findViewById(id);
}
@Override
public void onExtractedColorsChanged() {
loadExtractedColorsAndColorItems();
}
@Override
public void onAppWidgetHostReset() {
if (mAppWidgetHost != null) {
mAppWidgetHost.startListening();
}
}
private void loadExtractedColorsAndColorItems() {
// TODO: do this in pre-N as well, once the extraction part is complete.
if (Utilities.ATLEAST_NOUGAT) {
mExtractedColors.load(this);
mHotseat.updateColor(mExtractedColors, !mPaused);
mWorkspace.getPageIndicator().updateColor(mExtractedColors);
boolean lightStatusBar = (FeatureFlags.LIGHT_STATUS_BAR
&& mExtractedColors.getColor(ExtractedColors.STATUS_BAR_INDEX,
ExtractedColors.DEFAULT_DARK) == ExtractedColors.DEFAULT_LIGHT);
// It's possible that All Apps is visible when this is run,
// so always use light status bar in that case. Only change nav bar color to status bar
// color when All Apps is visible.
activateLightSystemBars(lightStatusBar || isAllAppsVisible(), true, isAllAppsVisible());
}
}
// TODO: use platform flag on API >= 26
private static final int SYSTEM_UI_FLAG_LIGHT_NAV_BAR = 0x10;
/**
* Sets the status and/or nav bar to be light or not. Light status bar means dark icons.
* @param isLight make sure the system bar is light.
* @param statusBar if true, make the status bar theme match the isLight param.
* @param navBar if true, make the nav bar theme match the isLight param.
*/
public void activateLightSystemBars(boolean isLight, boolean statusBar, boolean navBar) {
int oldSystemUiFlags = getWindow().getDecorView().getSystemUiVisibility();
int newSystemUiFlags = oldSystemUiFlags;
if (isLight) {
if (statusBar) {
newSystemUiFlags |= View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
}
if (navBar && Utilities.isAtLeastO()) {
newSystemUiFlags |= SYSTEM_UI_FLAG_LIGHT_NAV_BAR;
}
} else {
if (statusBar) {
newSystemUiFlags &= ~(View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR);
}
if (navBar && Utilities.isAtLeastO()) {
newSystemUiFlags &= ~(SYSTEM_UI_FLAG_LIGHT_NAV_BAR);
}
}
if (newSystemUiFlags != oldSystemUiFlags) {
getWindow().getDecorView().setSystemUiVisibility(newSystemUiFlags);
}
}
private LauncherCallbacks mLauncherCallbacks;
public void onPostCreate(Bundle savedInstanceState) {
super.onPostCreate(savedInstanceState);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onPostCreate(savedInstanceState);
}
}
public void onInsetsChanged(Rect insets) {
mDeviceProfile.updateInsets(insets);
mDeviceProfile.layout(this, true /* notifyListeners */);
}
/**
* Call this after onCreate to set or clear overlay.
*/
public void setLauncherOverlay(LauncherOverlay overlay) {
if (overlay != null) {
overlay.setOverlayCallbacks(new LauncherOverlayCallbacksImpl());
}
mWorkspace.setLauncherOverlay(overlay);
}
public boolean setLauncherCallbacks(LauncherCallbacks callbacks) {
mLauncherCallbacks = callbacks;
mLauncherCallbacks.setLauncherSearchCallback(new Launcher.LauncherSearchCallbacks() {
private boolean mWorkspaceImportanceStored = false;
private boolean mHotseatImportanceStored = false;
private int mWorkspaceImportanceForAccessibility =
View.IMPORTANT_FOR_ACCESSIBILITY_AUTO;
private int mHotseatImportanceForAccessibility = View.IMPORTANT_FOR_ACCESSIBILITY_AUTO;
@Override
public void onSearchOverlayOpened() {
if (mWorkspaceImportanceStored || mHotseatImportanceStored) {
return;
}
// The underlying workspace and hotseat are temporarily suppressed by the search
// overlay. So they shouldn't be accessible.
if (mWorkspace != null) {
mWorkspaceImportanceForAccessibility =
mWorkspace.getImportantForAccessibility();
mWorkspace.setImportantForAccessibility(
View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS);
mWorkspaceImportanceStored = true;
}
if (mHotseat != null) {
mHotseatImportanceForAccessibility = mHotseat.getImportantForAccessibility();
mHotseat.setImportantForAccessibility(
View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS);
mHotseatImportanceStored = true;
}
}
@Override
public void onSearchOverlayClosed() {
if (mWorkspaceImportanceStored && mWorkspace != null) {
mWorkspace.setImportantForAccessibility(mWorkspaceImportanceForAccessibility);
}
if (mHotseatImportanceStored && mHotseat != null) {
mHotseat.setImportantForAccessibility(mHotseatImportanceForAccessibility);
}
mWorkspaceImportanceStored = false;
mHotseatImportanceStored = false;
}
});
return true;
}
@Override
public void onLauncherProviderChanged() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onLauncherProviderChange();
}
}
/** To be overridden by subclasses to hint to Launcher that we have custom content */
protected boolean hasCustomContentToLeft() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.hasCustomContentToLeft();
}
return false;
}
/**
* To be overridden by subclasses to populate the custom content container and call
* {@link #addToCustomContentPage}. This will only be invoked if
* {@link #hasCustomContentToLeft()} is {@code true}.
*/
protected void populateCustomContentContainer() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.populateCustomContentContainer();
}
}
/**
* Invoked by subclasses to signal a change to the {@link #addToCustomContentPage} value to
* ensure the custom content page is added or removed if necessary.
*/
protected void invalidateHasCustomContentToLeft() {
if (mWorkspace == null || mWorkspace.getScreenOrder().isEmpty()) {
// Not bound yet, wait for bindScreens to be called.
return;
}
if (!mWorkspace.hasCustomContent() && hasCustomContentToLeft()) {
// Create the custom content page and call the subclass to populate it.
mWorkspace.createCustomContentContainer();
populateCustomContentContainer();
} else if (mWorkspace.hasCustomContent() && !hasCustomContentToLeft()) {
mWorkspace.removeCustomContentPage();
}
}
public 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 int getViewIdForItem(ItemInfo info) {
// aapt-generated IDs have the high byte nonzero; clamp to the range under that.
// This cast is safe as long as the id < 0x00FFFFFF
// Since we jail all the dynamically generated views, there should be no clashes
// with any other views.
return (int) info.id;
}
public PopupDataProvider getPopupDataProvider() {
return mPopupDataProvider;
}
/**
* Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have
* a configuration step, this allows the proper animations to run after other transitions.
*/
private long completeAdd(
int requestCode, Intent intent, int appWidgetId, PendingRequestArgs info) {
long 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);
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() {
exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED),
EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT, null);
}
};
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(true, exitSpringLoaded,
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
} else if (resultCode == RESULT_OK) {
addAppWidgetImpl(
appWidgetId, requestArgs, null,
requestArgs.getWidgetHandler(),
ON_ACTIVITY_RESULT_ANIMATION_DELAY);
}
return;
} else if (requestCode == REQUEST_PICK_WALLPAPER) {
if (resultCode == RESULT_OK && mWorkspace.isInOverviewMode()) {
// User could have free-scrolled between pages before picking a wallpaper; make sure
// we move to the closest one now.
mWorkspace.setCurrentPage(mWorkspace.getPageNearestToCenterOfScreen());
showWorkspace(false);
}
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);
final Runnable onComplete = new Runnable() {
@Override
public void run() {
exitSpringLoadedDragModeDelayed(false, 0, null);
}
};
mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete,
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
} 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(true, onComplete,
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
}
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(true, exitSpringLoaded,
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
} else if (resultCode == RESULT_CANCELED) {
mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded,
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
}
}
mDragLayer.clearAnimatedView();
}
@Override
protected void onActivityResult(
final int requestCode, final int resultCode, final Intent data) {
handleActivityResult(requestCode, resultCode, data);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onActivityResult(requestCode, resultCode, data);
}
}
/** @Override for MNC */
public void onRequestPermissionsResult(int requestCode, String[] permissions,
int[] grantResults) {
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);
} 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();
}
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onRequestPermissionsResult(requestCode, permissions,
grantResults);
}
}
/**
* Check to see if a given screen id exists. If not, create it at the end, return the new id.
*
* @param screenId the screen id to check
* @return the new screen, or screenId if it exists
*/
private long ensurePendingDropLayoutExists(long screenId) {
CellLayout dropLayout = 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);
exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED),
EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT, null);
}
};
} else if (resultCode == RESULT_CANCELED) {
mAppWidgetHost.deleteAppWidgetId(appWidgetId);
animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION;
}
if (mDragLayer.getAnimatedView() != null) {
mWorkspace.animateWidgetDrop(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();
FirstFrameAnimatorHelper.setIsVisible(false);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onStop();
}
if (Utilities.ATLEAST_NOUGAT_MR1) {
mAppWidgetHost.stopListening();
}
NotificationListener.removeNotificationsChangedListener();
}
@Override
protected void onStart() {
super.onStart();
FirstFrameAnimatorHelper.setIsVisible(true);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onStart();
}
if (Utilities.ATLEAST_NOUGAT_MR1) {
mAppWidgetHost.startListening();
}
if (!isWorkspaceLoading()) {
NotificationListener.setNotificationsChangedListener(mPopupDataProvider);
}
}
@Override
protected void onResume() {
long startTime = 0;
if (DEBUG_RESUME_TIME) {
startTime = System.currentTimeMillis();
Log.v(TAG, "Launcher.onResume()");
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.preOnResume();
}
super.onResume();
getUserEventDispatcher().resetElapsedSessionMillis();
// Restore the previous launcher state
if (mOnResumeState == State.WORKSPACE) {
showWorkspace(false);
} else if (mOnResumeState == State.APPS) {
boolean launchedFromApp = (mWaitingForResume != null);
// Don't update the predicted apps if the user is returning to launcher in the apps
// view after launching an app, as they may be depending on the UI to be static to
// switch to another app, otherwise, if it was
showAppsView(false /* animated */, !launchedFromApp /* updatePredictedApps */,
mAppsView.shouldRestoreImeState() /* focusSearchBar */);
} else if (mOnResumeState == State.WIDGETS) {
showWidgetsView(false, false);
}
mOnResumeState = State.NONE;
mPaused = false;
if (mOnResumeNeedsLoad) {
setWorkspaceLoading(true);
mModel.startLoader(getCurrentWorkspaceScreen());
mOnResumeNeedsLoad = false;
}
if (mBindOnResumeCallbacks.size() > 0) {
// We might have postponed some bind calls until onResume (see waitUntilResume) --
// execute them here
long startTimeCallbacks = 0;
if (DEBUG_RESUME_TIME) {
startTimeCallbacks = System.currentTimeMillis();
}
for (int i = 0; i < mBindOnResumeCallbacks.size(); i++) {
mBindOnResumeCallbacks.get(i).run();
}
mBindOnResumeCallbacks.clear();
if (DEBUG_RESUME_TIME) {
Log.d(TAG, "Time spent processing callbacks in onResume: " +
(System.currentTimeMillis() - startTimeCallbacks));
}
}
if (mOnResumeCallbacks.size() > 0) {
for (int i = 0; i < mOnResumeCallbacks.size(); i++) {
mOnResumeCallbacks.get(i).run();
}
mOnResumeCallbacks.clear();
}
// Reset the pressed state of icons that were locked in the press state while activities
// were launching
if (mWaitingForResume != null) {
// Resets the previous workspace icon press state
mWaitingForResume.setStayPressed(false);
}
// It is possible that widgets can receive updates while launcher is not in the foreground.
// Consequently, the widgets will be inflated in the orientation of the foreground activity
// (framework issue). On resuming, we ensure that any widgets are inflated for the current
// orientation.
if (!isWorkspaceLoading()) {
getWorkspace().reinflateWidgetsIfNecessary();
}
if (DEBUG_RESUME_TIME) {
Log.d(TAG, "Time spent in onResume: " + (System.currentTimeMillis() - startTime));
}
// We want to suppress callbacks about CustomContent being shown if we have just received
// onNewIntent while the user was present within launcher. In that case, we post a call
// to move the user to the main screen (which will occur after onResume). We don't want to
// have onHide (from onPause), then onShow, then onHide again, which we get if we don't
// suppress here.
if (mWorkspace.getCustomContentCallbacks() != null
&& !mMoveToDefaultScreenFromNewIntent) {
// If we are resuming and the custom content is the current page, we call onShow().
// It is also possible that onShow will instead be called slightly after first layout
// if PagedView#setRestorePage was set to the custom content page in onCreate().
if (mWorkspace.isOnOrMovingToCustomContent()) {
mWorkspace.getCustomContentCallbacks().onShow(true);
}
}
mMoveToDefaultScreenFromNewIntent = false;
updateInteraction(Workspace.State.NORMAL, mWorkspace.getState());
mWorkspace.onResume();
if (!isWorkspaceLoading()) {
// Process any items that were added while Launcher was away.
InstallShortcutReceiver.disableAndFlushInstallQueue(this);
// Refresh shortcuts if the permission changed.
mModel.refreshShortcutsIfRequired();
}
if (shouldShowDiscoveryBounce()) {
mAllAppsController.showDiscoveryBounce();
}
mIsResumeFromActionScreenOff = false;
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onResume();
}
}
@Override
protected void onPause() {
// Ensure that items added to Launcher are queued until Launcher returns
InstallShortcutReceiver.enableInstallQueue();
super.onPause();
mPaused = true;
mDragController.cancelDrag();
mDragController.resetLastGestureUpTime();
// We call onHide() aggressively. The custom content callbacks should be able to
// debounce excess onHide calls.
if (mWorkspace.getCustomContentCallbacks() != null) {
mWorkspace.getCustomContentCallbacks().onHide();
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onPause();
}
}
public interface CustomContentCallbacks {
// Custom content is completely shown. {@code fromResume} indicates whether this was caused
// by a onResume or by scrolling otherwise.
public void onShow(boolean fromResume);
// Custom content is completely hidden
public void onHide();
// Custom content scroll progress changed. From 0 (not showing) to 1 (fully showing).
public void onScrollProgressChanged(float progress);
// Indicates whether the user is allowed to scroll away from the custom content.
boolean isScrollingAllowed();
}
public interface LauncherOverlay {
/**
* Touch interaction leading to overscroll has begun
*/
public void onScrollInteractionBegin();
/**
* Touch interaction related to overscroll has ended
*/
public void onScrollInteractionEnd();
/**
* Scroll progress, between 0 and 100, when the user scrolls beyond the leftmost
* screen (or in the case of RTL, the rightmost screen).
*/
public void onScrollChange(float progress, boolean rtl);
/**
* Called when the launcher is ready to use the overlay
* @param callbacks A set of callbacks provided by Launcher in relation to the overlay
*/
public void setOverlayCallbacks(LauncherOverlayCallbacks callbacks);
}
public interface LauncherSearchCallbacks {
/**
* Called when the search overlay is shown.
*/
public void onSearchOverlayOpened();
/**
* Called when the search overlay is dismissed.
*/
public void onSearchOverlayClosed();
}
public interface LauncherOverlayCallbacks {
public void onScrollChanged(float progress);
}
class LauncherOverlayCallbacksImpl implements LauncherOverlayCallbacks {
public void onScrollChanged(float progress) {
if (mWorkspace != null) {
mWorkspace.onOverlayScrollChanged(progress);
}
}
}
protected boolean hasSettings() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.hasSettings();
} else {
// On O and above we there is always some setting present settings (add icon to
// home screen or icon badging). On earlier APIs we will have the allow rotation
// setting, on devices with a locked orientation,
return Utilities.isAtLeastO() || !getResources().getBoolean(R.bool.allow_rotation);
}
}
public void addToCustomContentPage(View customContent,
CustomContentCallbacks callbacks, String description) {
mWorkspace.addToCustomContentPage(customContent, callbacks, description);
}
// The custom content needs to offset its content to account for the QSB
public int getTopOffsetForCustomContent() {
return mWorkspace.getPaddingTop();
}
@Override
public Object onRetainNonConfigurationInstance() {
// Flag the loader to stop early before switching
if (mModel.isCurrentCallbacks(this)) {
mModel.stopLoader();
}
//TODO(hyunyoungs): stop the widgets loader when there is a rotation.
return Boolean.TRUE;
}
// We can't hide the IME if it was forced open. So don't bother
@Override
public void onWindowFocusChanged(boolean hasFocus) {
super.onWindowFocusChanged(hasFocus);
mHasFocus = hasFocus;
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onWindowFocusChanged(hasFocus);
}
}
private boolean acceptFilter() {
final InputMethodManager inputManager = (InputMethodManager)
getSystemService(Context.INPUT_METHOD_SERVICE);
return !inputManager.isFullscreenMode();
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
final int uniChar = event.getUnicodeChar();
final boolean handled = super.onKeyDown(keyCode, event);
final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar);
if (!handled && acceptFilter() && isKeyNotWhitespace) {
boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb,
keyCode, event);
if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) {
// something usable has been typed - start a search
// the typed text will be retrieved and cleared by
// showSearchDialog()
// If there are multiple keystrokes before the search dialog takes focus,
// onSearchRequested() will be called for every keystroke,
// but it is idempotent, so it's fine.
return onSearchRequested();
}
}
// Eat the long press event so the keyboard doesn't come up.
if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) {
return true;
}
return handled;
}
@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_MENU) {
// Ignore the menu key if we are currently dragging or are on the custom content screen
if (!isOnCustomContent() && !mDragController.isDragging()) {
// Close any open floating view
AbstractFloatingView.closeAllOpenViews(this);
// Stop resizing any widgets
mWorkspace.exitWidgetResizeMode();
// Show the overview mode if we are on the workspace
if (mState == State.WORKSPACE && !mWorkspace.isInOverviewMode() &&
!mWorkspace.isSwitchingState()) {
mOverviewPanel.requestFocus();
showOverviewMode(true, true /* requestButtonFocus */);
}
}
return true;
}
return super.onKeyUp(keyCode, event);
}
private String getTypedText() {
return mDefaultKeySsb.toString();
}
@Override
public void clearTypedText() {
mDefaultKeySsb.clear();
mDefaultKeySsb.clearSpans();
Selection.setSelection(mDefaultKeySsb, 0);
}
/**
* 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, State.WORKSPACE.ordinal());
State[] stateValues = State.values();
State state = (stateOrdinal >= 0 && stateOrdinal < stateValues.length)
? stateValues[stateOrdinal] : State.WORKSPACE;
if (state == State.APPS || state == State.WIDGETS) {
mOnResumeState = state;
}
PendingRequestArgs requestArgs = savedState.getParcelable(RUNTIME_STATE_PENDING_REQUEST_ARGS);
if (requestArgs != null) {
setWaitingForResult(requestArgs);
}
mPendingActivityResult = savedState.getParcelable(RUNTIME_STATE_PENDING_ACTIVITY_RESULT);
}
/**
* Finds all the views we need and configure them properly.
*/
private void setupViews() {
mDragLayer = (DragLayer) findViewById(R.id.drag_layer);
mFocusHandler = mDragLayer.getFocusIndicatorHelper();
mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace);
mQsbContainer = mDragLayer.findViewById(mDeviceProfile.isVerticalBarLayout()
? R.id.workspace_blocked_row : R.id.qsb_container);
mWorkspace.initParentViews(mDragLayer);
mLauncherView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
// Setup the drag layer
mDragLayer.setup(this, mDragController, mAllAppsController);
// Setup the hotseat
mHotseat = (Hotseat) findViewById(R.id.hotseat);
if (mHotseat != null) {
mHotseat.setOnLongClickListener(this);
}
// Setup the overview panel
setupOverviewPanel();
// Setup the workspace
mWorkspace.setHapticFeedbackEnabled(false);
mWorkspace.setOnLongClickListener(this);
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 = (DropTargetBar) mDragLayer.findViewById(R.id.drop_target_bar);
// Setup Apps and Widgets
mAppsView = (AllAppsContainerView) findViewById(R.id.apps_view);
mWidgetsView = (WidgetsContainerView) findViewById(R.id.widgets_view);
if (mLauncherCallbacks != null && mLauncherCallbacks.getAllAppsSearchBarController() != null) {
mAppsView.setSearchBarController(mLauncherCallbacks.getAllAppsSearchBarController());
} else {
mAppsView.setSearchBarController(new DefaultAppSearchController());
}
// Setup the drag controller (drop targets have to be added in reverse order in priority)
mDragController.setMoveTarget(mWorkspace);
mDragController.addDropTarget(mWorkspace);
mDropTargetBar.setup(mDragController);
if (FeatureFlags.LAUNCHER3_ALL_APPS_PULL_UP) {
mAllAppsController.setupViews(mAppsView, mHotseat, mWorkspace);
}
if (TestingUtils.MEMORY_DUMP_ENABLED) {
TestingUtils.addWeightWatcher(this);
}
}
private void setupOverviewPanel() {
mOverviewPanel = (ViewGroup) findViewById(R.id.overview_panel);
// Bind wallpaper button actions
View wallpaperButton = findViewById(R.id.wallpaper_button);
new OverviewButtonClickListener(ControlType.WALLPAPER_BUTTON) {
@Override
public void handleViewClick(View view) {
onClickWallpaperPicker(view);
}
}.attachTo(wallpaperButton);
wallpaperButton.setOnTouchListener(getHapticFeedbackTouchListener());
// Bind widget button actions
mWidgetsButton = findViewById(R.id.widget_button);
new OverviewButtonClickListener(ControlType.WIDGETS_BUTTON) {
@Override
public void handleViewClick(View view) {
onClickAddWidgetButton(view);
}
}.attachTo(mWidgetsButton);
mWidgetsButton.setOnTouchListener(getHapticFeedbackTouchListener());
// Bind settings actions
View settingsButton = findViewById(R.id.settings_button);
boolean hasSettings = hasSettings();
if (hasSettings) {
new OverviewButtonClickListener(ControlType.SETTINGS_BUTTON) {
@Override
public void handleViewClick(View view) {
onClickSettingsButton(view);
}
}.attachTo(settingsButton);
settingsButton.setOnTouchListener(getHapticFeedbackTouchListener());
} else {
settingsButton.setVisibility(View.GONE);
}
mOverviewPanel.setAlpha(0f);
}
/**
* Sets the all apps button. This method is called from {@link Hotseat}.
* TODO: Get rid of this.
*/
public void setAllAppsButton(View allAppsButton) {
mAllAppsButton = allAppsButton;
}
public View getStartViewForAllAppsRevealAnimation() {
return FeatureFlags.NO_ALL_APPS_ICON ? mWorkspace.getPageIndicator() : mAllAppsButton;
}
public View getWidgetsButton() {
return mWidgetsButton;
}
/**
* Creates a view representing a shortcut.
*
* @param info The data structure describing the shortcut.
*/
View createShortcut(ShortcutInfo info) {
return createShortcut((ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info);
}
/**
* Creates a view representing a shortcut inflated from the specified resource.
*
* @param parent The group the shortcut belongs to.
* @param info The data structure describing the shortcut.
*
* @return A View inflated from layoutResId.
*/
public View createShortcut(ViewGroup parent, ShortcutInfo info) {
BubbleTextView favorite = (BubbleTextView) getLayoutInflater().inflate(R.layout.app_icon,
parent, false);
favorite.applyFromShortcutInfo(info);
favorite.setCompoundDrawablePadding(mDeviceProfile.iconDrawablePaddingPx);
favorite.setOnClickListener(this);
favorite.setOnFocusChangeListener(mFocusHandler);
return favorite;
}
/**
* Add a shortcut to the workspace.
*
* @param data The intent describing the shortcut.
*/
private void completeAddShortcut(Intent data, long container, long screenId, int cellX,
int cellY, PendingRequestArgs args) {
int[] cellXY = mTmpAddItemCellCoordinates;
CellLayout layout = getCellLayout(container, screenId);
if (args.getRequestCode() != REQUEST_CREATE_SHORTCUT ||
args.getPendingIntent().getComponent() == null) {
return;
}
ShortcutInfo info = null;
if (Utilities.isAtLeastO()) {
info = LauncherAppsCompat.createShortcutInfoFromPinItemRequest(
this, PinItemRequestCompat.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;
}
}
final View view = createShortcut(info);
boolean foundCellSpan = false;
// First we check if we already know the exact location where we want to add this item.
if (cellX >= 0 && cellY >= 0) {
cellXY[0] = cellX;
cellXY[1] = cellY;
foundCellSpan = true;
// If appropriate, either create a folder or add to an existing folder
if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0,
true, null,null)) {
return;
}
DragObject dragObject = new DragObject();
dragObject.dragInfo = info;
if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject,
true)) {
return;
}
} else {
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);
}
/**
* 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);
}
if (appWidgetInfo.isCustomWidget) {
appWidgetId = LauncherAppWidgetInfo.CUSTOM_WIDGET_ID;
}
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.getUser();
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);
}
private void prepareAppWidget(AppWidgetHostView hostView, LauncherAppWidgetInfo item) {
hostView.setTag(item);
item.onBindAppWidget(this, hostView);
hostView.setFocusable(true);
hostView.setOnFocusChangeListener(mFocusHandler);
}
private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
final String action = intent.getAction();
if (Intent.ACTION_SCREEN_OFF.equals(action)) {
mDragLayer.clearResizeFrame();
// Reset AllApps to its initial state only if we are not in the middle of
// processing a multi-step drop
if (mAppsView != null && mWidgetsView != null && mPendingRequestArgs == null) {
if (!showWorkspace(false)) {
// If we are already on the workspace, then manually reset all apps
mAppsView.reset();
}
}
mIsResumeFromActionScreenOff = true;
}
}
};
public void updateIconBadges(final Set<PackageUserKey> updatedBadges) {
Runnable r = new Runnable() {
@Override
public void run() {
mWorkspace.updateIconBadges(updatedBadges);
mAppsView.updateIconBadges(updatedBadges);
PopupContainerWithArrow popup = PopupContainerWithArrow.getOpen(Launcher.this);
if (popup != null) {
popup.updateNotificationHeader(updatedBadges);
}
}
};
if (!waitUntilResume(r)) {
r.run();
}
}
@Override
public void onAttachedToWindow() {
super.onAttachedToWindow();
// Listen for broadcasts related to user-presence
final IntentFilter filter = new IntentFilter();
filter.addAction(Intent.ACTION_SCREEN_OFF);
registerReceiver(mReceiver, filter);
FirstFrameAnimatorHelper.initializeDrawListener(getWindow().getDecorView());
mAttached = true;
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onAttachedToWindow();
}
}
@Override
public void onDetachedFromWindow() {
super.onDetachedFromWindow();
if (mAttached) {
unregisterReceiver(mReceiver);
mAttached = false;
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onDetachedFromWindow();
}
}
public void onWindowVisibilityChanged(int visibility) {
// The following code used to be in onResume, but it turns out onResume is called when
// you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged
// is a more appropriate event to handle
if (visibility == View.VISIBLE) {
if (!mWorkspaceLoading) {
final ViewTreeObserver observer = mWorkspace.getViewTreeObserver();
// We want to let Launcher draw itself at least once before we force it to build
// layers on all the workspace pages, so that transitioning to Launcher from other
// apps is nice and speedy.
observer.addOnDrawListener(new ViewTreeObserver.OnDrawListener() {
private boolean mStarted = false;
public void onDraw() {
if (mStarted) return;
mStarted = true;
// We delay the layer building a bit in order to give
// other message processing a time to run. In particular
// this avoids a delay in hiding the IME if it was
// currently shown, because doing that may involve
// some communication back with the app.
mWorkspace.postDelayed(mBuildLayersRunnable, 500);
final ViewTreeObserver.OnDrawListener listener = this;
mWorkspace.post(new Runnable() {
public void run() {
if (mWorkspace != null &&
mWorkspace.getViewTreeObserver() != null) {
mWorkspace.getViewTreeObserver().
removeOnDrawListener(listener);
}
}
});
return;
}
});
}
clearTypedText();
}
}
public DragLayer getDragLayer() {
return mDragLayer;
}
public AllAppsContainerView getAppsView() {
return mAppsView;
}
public WidgetsContainerView getWidgetsView() {
return mWidgetsView;
}
public Workspace getWorkspace() {
return mWorkspace;
}
public View getQsbContainer() {
return mQsbContainer;
}
public Hotseat getHotseat() {
return mHotseat;
}
public ViewGroup getOverviewPanel() {
return mOverviewPanel;
}
public DropTargetBar getDropTargetBar() {
return mDropTargetBar;
}
public LauncherAppWidgetHost getAppWidgetHost() {
return mAppWidgetHost;
}
public LauncherModel getModel() {
return mModel;
}
public ModelWriter getModelWriter() {
return mModelWriter;
}
public SharedPreferences getSharedPrefs() {
return mSharedPrefs;
}
@Override
protected void onNewIntent(Intent intent) {
long startTime = 0;
if (DEBUG_RESUME_TIME) {
startTime = System.currentTimeMillis();
}
super.onNewIntent(intent);
boolean alreadyOnHome = mHasFocus && ((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 &&
mState == State.WORKSPACE && AbstractFloatingView.getTopOpenView(this) == null;
boolean isActionMain = Intent.ACTION_MAIN.equals(intent.getAction());
if (isActionMain) {
if (mWorkspace == null) {
// Can be cases where mWorkspace is null, this prevents a NPE
return;
}
// Note: There should be at most one log per method call. This is enforced implicitly
// by using if-else statements.
UserEventDispatcher ued = getUserEventDispatcher();
// TODO: Log this case.
mWorkspace.exitWidgetResizeMode();
AbstractFloatingView topOpenView = AbstractFloatingView.getTopOpenView(this);
if (topOpenView instanceof PopupContainerWithArrow) {
ued.logActionCommand(Action.Command.HOME_INTENT,
topOpenView.getExtendedTouchView(), ContainerType.DEEPSHORTCUTS);
} else if (topOpenView instanceof Folder) {
ued.logActionCommand(Action.Command.HOME_INTENT,
((Folder) topOpenView).getFolderIcon(), ContainerType.FOLDER);
} else if (alreadyOnHome) {
ued.logActionCommand(Action.Command.HOME_INTENT,
mWorkspace.getState().containerType, mWorkspace.getCurrentPage());
}
// In all these cases, only animate if we're already on home
AbstractFloatingView.closeAllOpenViews(this, alreadyOnHome);
exitSpringLoadedDragMode();
// If we are already on home, then just animate back to the workspace,
// otherwise, just wait until onResume to set the state back to Workspace
if (alreadyOnHome) {
showWorkspace(true);
} else {
mOnResumeState = State.WORKSPACE;
}
final View v = getWindow().peekDecorView();
if (v != null && v.getWindowToken() != null) {
InputMethodManager imm = (InputMethodManager) getSystemService(
INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
}
// Reset the apps view
if (!alreadyOnHome && mAppsView != null) {
mAppsView.scrollToTop();
}
// Reset the widgets view
if (!alreadyOnHome && mWidgetsView != null) {
mWidgetsView.scrollToTop();
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onHomeIntent();
}
}
PinItemDragListener.handleDragRequest(this, intent);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onNewIntent(intent);
}
// Defer moving to the default screen until after we callback to the LauncherCallbacks
// as slow logic in the callbacks eat into the time the scroller expects for the snapToPage
// animation.
if (isActionMain) {
boolean callbackAllowsMoveToDefaultScreen = mLauncherCallbacks != null ?
mLauncherCallbacks.shouldMoveToDefaultScreenOnHomeIntent() : true;
if (shouldMoveToDefaultScreen && !mWorkspace.isTouchActive()
&& callbackAllowsMoveToDefaultScreen) {
// We use this flag to suppress noisy callbacks above custom content state
// from onResume.
mMoveToDefaultScreenFromNewIntent = true;
mWorkspace.post(new Runnable() {
@Override
public void run() {
if (mWorkspace != null) {
mWorkspace.moveToDefaultScreen(true);
}
}
});
}
}
if (DEBUG_RESUME_TIME) {
Log.d(TAG, "Time spent in onNewIntent: " + (System.currentTimeMillis() - startTime));
}
}
@Override
public void onRestoreInstanceState(Bundle state) {
super.onRestoreInstanceState(state);
for (int page: mSynchronouslyBoundPages) {
mWorkspace.restoreInstanceStateForChild(page);
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
if (mWorkspace.getChildCount() > 0) {
outState.putInt(RUNTIME_STATE_CURRENT_SCREEN,
mWorkspace.getCurrentPageOffsetFromCustomContent());
}
super.onSaveInstanceState(outState);
outState.putInt(RUNTIME_STATE, mState.ordinal());
// We close any open folders and shortcut containers since they will not be re-opened,
// and we need to make sure this state is reflected.
AbstractFloatingView.closeAllOpenViews(this, false);
if (mPendingRequestArgs != null) {
outState.putParcelable(RUNTIME_STATE_PENDING_REQUEST_ARGS, mPendingRequestArgs);
}
if (mPendingActivityResult != null) {
outState.putParcelable(RUNTIME_STATE_PENDING_ACTIVITY_RESULT, mPendingActivityResult);
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onSaveInstanceState(outState);
}
}
@Override
public void onDestroy() {
super.onDestroy();
mWorkspace.removeCallbacks(mBuildLayersRunnable);
mWorkspace.removeFolderListeners();
// Stop callbacks from LauncherModel
// It's possible to receive onDestroy after a new Launcher activity has
// been created. In this case, don't interfere with the new Launcher.
if (mModel.isCurrentCallbacks(this)) {
mModel.stopLoader();
LauncherAppState.getInstance(this).setLauncher(null);
}
if (mRotationPrefChangeHandler != null) {
mSharedPrefs.unregisterOnSharedPreferenceChangeListener(mRotationPrefChangeHandler);
}
try {
mAppWidgetHost.stopListening();
} catch (NullPointerException ex) {
Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex);
}
mAppWidgetHost = null;
TextKeyListener.getInstance().release();
((AccessibilityManager) getSystemService(ACCESSIBILITY_SERVICE))
.removeAccessibilityStateChangeListener(this);
LauncherAnimUtils.onDestroyActivity();
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onDestroy();
}
}
public LauncherAccessibilityDelegate getAccessibilityDelegate() {
return mAccessibilityDelegate;
}
public DragController getDragController() {
return mDragController;
}
@Override
public void startActivityForResult(Intent intent, int requestCode, Bundle options) {
super.startActivityForResult(intent, requestCode, options);
}
@Override
public void startIntentSenderForResult (IntentSender intent, int requestCode,
Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, Bundle options) {
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 (initialQuery == null) {
// Use any text typed in the launcher as the initial query
initialQuery = getTypedText();
}
if (appSearchData == null) {
appSearchData = new Bundle();
appSearchData.putString("source", "launcher-search");
}
if (mLauncherCallbacks == null ||
!mLauncherCallbacks.startSearch(initialQuery, selectInitialQuery, appSearchData)) {
// Starting search from the callbacks failed. Start the default global search.
startGlobalSearch(initialQuery, selectInitialQuery, appSearchData, null);
}
// We need to show the workspace after starting the search
showWorkspace(true);
}
/**
* Starts the global search activity. This code is a copied from SearchManager
*/
public void startGlobalSearch(String initialQuery,
boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) {
final SearchManager searchManager =
(SearchManager) getSystemService(Context.SEARCH_SERVICE);
ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity();
if (globalSearchActivity == null) {
Log.w(TAG, "No global search activity found.");
return;
}
Intent intent = new Intent(SearchManager.INTENT_ACTION_GLOBAL_SEARCH);
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
intent.setComponent(globalSearchActivity);
// Make sure that we have a Bundle to put source in
if (appSearchData == null) {
appSearchData = new Bundle();
} else {
appSearchData = new Bundle(appSearchData);
}
// Set source to package name of app that starts global search if not set already.
if (!appSearchData.containsKey("source")) {
appSearchData.putString("source", getPackageName());
}
intent.putExtra(SearchManager.APP_DATA, appSearchData);
if (!TextUtils.isEmpty(initialQuery)) {
intent.putExtra(SearchManager.QUERY, initialQuery);
}
if (selectInitialQuery) {
intent.putExtra(SearchManager.EXTRA_SELECT_QUERY, selectInitialQuery);
}
intent.setSourceBounds(sourceBounds);
try {
startActivity(intent);
} catch (ActivityNotFoundException ex) {
Log.e(TAG, "Global search activity not found: " + globalSearchActivity);
}
}
public boolean isOnCustomContent() {
return mWorkspace.isOnOrMovingToCustomContent();
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
super.onPrepareOptionsMenu(menu);
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.onPrepareOptionsMenu(menu);
}
return false;
}
@Override
public boolean onSearchRequested() {
startSearch(null, false, null, true);
// Use a custom animation for launching search
return true;
}
public boolean isWorkspaceLocked() {
return mWorkspaceLoading || mPendingRequestArgs != null;
}
public boolean isWorkspaceLoading() {
return mWorkspaceLoading;
}
private void setWorkspaceLoading(boolean value) {
boolean isLocked = isWorkspaceLocked();
mWorkspaceLoading = value;
if (isLocked != isWorkspaceLocked()) {
onWorkspaceLockedChanged();
}
}
public void setWaitingForResult(PendingRequestArgs args) {
boolean isLocked = isWorkspaceLocked();
mPendingRequestArgs = args;
if (isLocked != isWorkspaceLocked()) {
onWorkspaceLockedChanged();
}
}
protected void onWorkspaceLockedChanged() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onWorkspaceLockedChanged();
}
}
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
exitSpringLoadedDragModeDelayed(true, EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT,
null);
}
};
completeAddAppWidget(appWidgetId, info, boundWidget, addFlowHandler.getProviderInfo(this));
mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete, delay, false);
}
}
protected void moveToCustomContentScreen(boolean animate) {
// Close any folders that may be open.
AbstractFloatingView.closeAllOpenViews(this, animate);
mWorkspace.moveToCustomContentScreen(animate);
}
public void addPendingItem(PendingAddItemInfo info, long container, long 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));
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;
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.
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);
}
}
}
FolderIcon addFolder(CellLayout layout, long container, final long screenId, int cellX,
int cellY) {
final FolderInfo folderInfo = new FolderInfo();
folderInfo.title = getText(R.string.folder_name);
// Update the model
getModelWriter().addItemToDatabase(folderInfo, container, screenId, cellX, cellY);
// Create the view
FolderIcon newFolder = FolderIcon.fromXml(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;
}
/**
* 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 ShortcutInfo) {
// 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((ShortcutInfo) 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) {
deleteWidgetInfo(widgetInfo);
}
} else {
return false;
}
return true;
}
/**
* Deletes the widget info and the widget id.
*/
private void deleteWidgetInfo(final LauncherAppWidgetInfo widgetInfo) {
final LauncherAppWidgetHost appWidgetHost = getAppWidgetHost();
if (appWidgetHost != null && !widgetInfo.isCustomWidget() && widgetInfo.isWidgetIdAllocated()) {
// Deleting an app widget ID is a void call but writes to disk before returning
// to the caller...
new AsyncTask<Void, Void, Void>() {
public Void doInBackground(Void ... args) {
appWidgetHost.deleteAppWidgetId(widgetInfo.appWidgetId);
return null;
}
}.executeOnExecutor(Utilities.THREAD_POOL_EXECUTOR);
}
getModelWriter().deleteItemFromDatabase(widgetInfo);
}
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
return (event.getKeyCode() == KeyEvent.KEYCODE_HOME) || super.dispatchKeyEvent(event);
}
@Override
public void onBackPressed() {
if (mLauncherCallbacks != null && mLauncherCallbacks.handleBackPressed()) {
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.
UserEventDispatcher ued = getUserEventDispatcher();
AbstractFloatingView topView = AbstractFloatingView.getTopOpenView(this);
if (topView != null) {
if (topView.getActiveTextView() != null) {
topView.getActiveTextView().dispatchBackKey();
} else {
if (topView instanceof PopupContainerWithArrow) {
ued.logActionCommand(Action.Command.BACK,
topView.getExtendedTouchView(), ContainerType.DEEPSHORTCUTS);
} else if (topView instanceof Folder) {
ued.logActionCommand(Action.Command.BACK,
((Folder) topView).getFolderIcon(), ContainerType.FOLDER);
}
topView.close(true);
}
} else if (isAppsViewVisible()) {
ued.logActionCommand(Action.Command.BACK, ContainerType.ALLAPPS);
showWorkspace(true);
} else if (isWidgetsViewVisible()) {
ued.logActionCommand(Action.Command.BACK, ContainerType.WIDGETS);
showOverviewMode(true);
} else if (mWorkspace.isInOverviewMode()) {
ued.logActionCommand(Action.Command.BACK, ContainerType.OVERVIEW);
showWorkspace(true);
} else {
// TODO: Log this case.
mWorkspace.exitWidgetResizeMode();
// Back button is a no-op here, but give at least some feedback for the button press
mWorkspace.showOutlinesTemporarily();
}
}
/**
* Launches the intent referred by the clicked shortcut.
*
* @param v The view representing the clicked shortcut.
*/
public void onClick(View v) {
// Make sure that rogue clicks don't get through while allapps is launching, or after the
// view has detached (it's possible for this to happen if the view is removed mid touch).
if (v.getWindowToken() == null) {
return;
}
if (!mWorkspace.isFinishedSwitchingState()) {
return;
}
if (v instanceof Workspace) {
if (mWorkspace.isInOverviewMode()) {
getUserEventDispatcher().logActionOnContainer(LauncherLogProto.Action.Type.TOUCH,
LauncherLogProto.Action.Direction.NONE,
LauncherLogProto.ContainerType.OVERVIEW, mWorkspace.getCurrentPage());
showWorkspace(true);
}
return;
}
if (v instanceof CellLayout) {
if (mWorkspace.isInOverviewMode()) {
int page = mWorkspace.indexOfChild(v);
getUserEventDispatcher().logActionOnContainer(LauncherLogProto.Action.Type.TOUCH,
LauncherLogProto.Action.Direction.NONE,
LauncherLogProto.ContainerType.OVERVIEW, page);
mWorkspace.snapToPageFromOverView(page);
showWorkspace(true);
}
return;
}
Object tag = v.getTag();
if (tag instanceof ShortcutInfo) {
onClickAppShortcut(v);
} else if (tag instanceof FolderInfo) {
if (v instanceof FolderIcon) {
onClickFolderIcon(v);
}
} else if ((FeatureFlags.LAUNCHER3_ALL_APPS_PULL_UP && v instanceof PageIndicator) ||
(v == mAllAppsButton && mAllAppsButton != null)) {
onClickAllAppsButton(v);
} else if (tag instanceof AppInfo) {
startAppShortcutOrInfoActivity(v);
} else if (tag instanceof LauncherAppWidgetInfo) {
if (v instanceof PendingAppWidgetHostView) {
onClickPendingWidget((PendingAppWidgetHostView) v);
}
}
}
@SuppressLint("ClickableViewAccessibility")
public boolean onTouch(View v, MotionEvent event) {
return false;
}
/**
* Event handler for the app widget view which has not fully restored.
*/
public void onClickPendingWidget(final PendingAppWidgetHostView v) {
if (mIsSafeModeEnabled) {
Toast.makeText(this, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show();
return;
}
final LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) v.getTag();
if (v.isReadyForClickSetup()) {
LauncherAppWidgetProviderInfo appWidgetInfo =
mAppWidgetManager.findProvider(info.providerName, info.user);
if (appWidgetInfo == null) {
return;
}
WidgetAddFlowHandler addFlowHandler = new WidgetAddFlowHandler(appWidgetInfo);
if (info.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID)) {
if (!info.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_ALLOCATED)) {
// This should not happen, as we make sure that an Id is allocated during bind.
return;
}
addFlowHandler.startBindFlow(this, info.appWidgetId, info,
REQUEST_BIND_PENDING_APPWIDGET);
} else {
addFlowHandler.startConfigActivity(this, info, REQUEST_RECONFIGURE_APPWIDGET);
}
} else {
final String packageName = info.providerName.getPackageName();
onClickPendingAppItem(v, packageName, info.installProgress >= 0);
}
}
/**
* Event handler for the "grid" button that appears on the home screen, which
* enters all apps mode.
*
* @param v The view that was clicked.
*/
protected void onClickAllAppsButton(View v) {
if (LOGD) Log.d(TAG, "onClickAllAppsButton");
if (!isAppsViewVisible()) {
getUserEventDispatcher().logActionOnControl(Action.Touch.TAP,
ControlType.ALL_APPS_BUTTON);
showAppsView(true /* animated */, true /* updatePredictedApps */,
false /* focusSearchBar */);
}
}
protected void onLongClickAllAppsButton(View v) {
if (LOGD) Log.d(TAG, "onLongClickAllAppsButton");
if (!isAppsViewVisible()) {
getUserEventDispatcher().logActionOnControl(Action.Touch.LONGPRESS,
ControlType.ALL_APPS_BUTTON);
showAppsView(true /* animated */,
true /* updatePredictedApps */, true /* focusSearchBar */);
}
}
private void onClickPendingAppItem(final View v, final String packageName,
boolean downloadStarted) {
if (downloadStarted) {
// If the download has started, simply direct to the market app.
startMarketIntentForPackage(v, packageName);
return;
}
new AlertDialog.Builder(this)
.setTitle(R.string.abandoned_promises_title)
.setMessage(R.string.abandoned_promise_explanation)
.setPositiveButton(R.string.abandoned_search, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
startMarketIntentForPackage(v, packageName);
}
})
.setNeutralButton(R.string.abandoned_clean_this,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
final UserHandle user = Process.myUserHandle();
mWorkspace.removeAbandonedPromise(packageName, user);
}
})
.create().show();
}
private void startMarketIntentForPackage(View v, String packageName) {
ItemInfo item = (ItemInfo) v.getTag();
Intent intent = PackageManagerHelper.getMarketIntent(packageName);
boolean success = startActivitySafely(v, intent, item);
if (success && v instanceof BubbleTextView) {
mWaitingForResume = (BubbleTextView) v;
mWaitingForResume.setStayPressed(true);
}
}
/**
* Event handler for an app shortcut click.
*
* @param v The view that was clicked. Must be a tagged with a {@link ShortcutInfo}.
*/
protected void onClickAppShortcut(final View v) {
if (LOGD) Log.d(TAG, "onClickAppShortcut");
Object tag = v.getTag();
if (!(tag instanceof ShortcutInfo)) {
throw new IllegalArgumentException("Input must be a Shortcut");
}
// Open shortcut
final ShortcutInfo shortcut = (ShortcutInfo) tag;
if (shortcut.isDisabled != 0) {
if ((shortcut.isDisabled &
~ShortcutInfo.FLAG_DISABLED_SUSPENDED &
~ShortcutInfo.FLAG_DISABLED_QUIET_USER) == 0) {
// If the app is only disabled because of the above flags, launch activity anyway.
// Framework will tell the user why the app is suspended.
} else {
if (!TextUtils.isEmpty(shortcut.disabledMessage)) {
// Use a message specific to this shortcut, if it has one.
Toast.makeText(this, shortcut.disabledMessage, Toast.LENGTH_SHORT).show();
return;
}
// Otherwise just use a generic error message.
int error = R.string.activity_not_available;
if ((shortcut.isDisabled & ShortcutInfo.FLAG_DISABLED_SAFEMODE) != 0) {
error = R.string.safemode_shortcut_error;
} else if ((shortcut.isDisabled & ShortcutInfo.FLAG_DISABLED_BY_PUBLISHER) != 0 ||
(shortcut.isDisabled & ShortcutInfo.FLAG_DISABLED_LOCKED_USER) != 0) {
error = R.string.shortcut_not_available;
}
Toast.makeText(this, error, Toast.LENGTH_SHORT).show();
return;
}
}
// Check for abandoned promise
if ((v instanceof BubbleTextView) && shortcut.isPromise()) {
String packageName = shortcut.intent.getComponent() != null ?
shortcut.intent.getComponent().getPackageName() : shortcut.intent.getPackage();
if (!TextUtils.isEmpty(packageName)) {
onClickPendingAppItem(v, packageName,
shortcut.hasStatusFlag(ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE));
return;
}
}
// Start activities
startAppShortcutOrInfoActivity(v);
}
private void startAppShortcutOrInfoActivity(View v) {
ItemInfo item = (ItemInfo) v.getTag();
Intent intent = item.getIntent();
if (intent == null) {
throw new IllegalArgumentException("Input must have a valid intent");
}
boolean success = startActivitySafely(v, intent, item);
getUserEventDispatcher().logAppLaunch(v, intent); // TODO for discovered apps b/35802115
if (success && v instanceof BubbleTextView) {
mWaitingForResume = (BubbleTextView) v;
mWaitingForResume.setStayPressed(true);
}
}
/**
* Event handler for a folder icon click.
*
* @param v The view that was clicked. Must be an instance of {@link FolderIcon}.
*/
protected void onClickFolderIcon(View v) {
if (LOGD) Log.d(TAG, "onClickFolder");
if (!(v instanceof FolderIcon)){
throw new IllegalArgumentException("Input must be a FolderIcon");
}
Folder folder = ((FolderIcon) v).getFolder();
if (!folder.isOpen() && !folder.isDestroyed()) {
// Open the requested folder
folder.animateOpen();
}
}
/**
* Event handler for the (Add) Widgets button that appears after a long press
* on the home screen.
*/
public void onClickAddWidgetButton(View view) {
if (LOGD) Log.d(TAG, "onClickAddWidgetButton");
if (mIsSafeModeEnabled) {
Toast.makeText(this, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show();
} else {
showWidgetsView(true /* animated */, true /* resetPageToZero */);
}
}
/**
* Event handler for the wallpaper picker button that appears after a long press
* on the home screen.
*/
public void onClickWallpaperPicker(View v) {
if (!Utilities.isWallpaperAllowed(this)) {
Toast.makeText(this, R.string.msg_disabled_by_admin, Toast.LENGTH_SHORT).show();
return;
}
int pageScroll = mWorkspace.getScrollForPage(mWorkspace.getPageNearestToCenterOfScreen());
float offset = mWorkspace.mWallpaperOffset.wallpaperOffsetForScroll(pageScroll);
setWaitingForResult(new PendingRequestArgs(new ItemInfo()));
Intent intent = new Intent(Intent.ACTION_SET_WALLPAPER)
.putExtra(Utilities.EXTRA_WALLPAPER_OFFSET, offset);
String pickerPackage = getString(R.string.wallpaper_picker_package);
boolean hasTargetPackage = TextUtils.isEmpty(pickerPackage);
if (!hasTargetPackage) {
intent.setPackage(pickerPackage);
}
intent.setSourceBounds(getViewBounds(v));
try {
startActivityForResult(intent, REQUEST_PICK_WALLPAPER,
// If there is no target package, use the default intent chooser animation
hasTargetPackage ? getActivityLaunchOptions(v) : null);
} catch (ActivityNotFoundException e) {
setWaitingForResult(null);
Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
}
}
/**
* Event handler for a click on the settings button that appears after a long press
* on the home screen.
*/
public void onClickSettingsButton(View v) {
if (LOGD) Log.d(TAG, "onClickSettingsButton");
Intent intent = new Intent(Intent.ACTION_APPLICATION_PREFERENCES)
.setPackage(getPackageName());
intent.setSourceBounds(getViewBounds(v));
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(intent, getActivityLaunchOptions(v));
}
public View.OnTouchListener getHapticFeedbackTouchListener() {
if (mHapticFeedbackTouchListener == null) {
mHapticFeedbackTouchListener = new View.OnTouchListener() {
@SuppressLint("ClickableViewAccessibility")
@Override
public boolean onTouch(View v, MotionEvent event) {
if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) {
v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
}
return false;
}
};
}
return mHapticFeedbackTouchListener;
}
@Override
public void onAccessibilityStateChanged(boolean enabled) {
mDragLayer.onAccessibilityStateChanged(enabled);
}
public void onDragStarted() {
if (isOnCustomContent()) {
// Custom content screen doesn't participate in drag and drop. If on custom
// content screen, move to default.
moveWorkspaceToDefaultScreen();
}
}
/**
* Called when the user stops interacting with the launcher.
* This implies that the user is now on the homescreen and is not doing housekeeping.
*/
protected void onInteractionEnd() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onInteractionEnd();
}
}
/**
* Called when the user starts interacting with the launcher.
* The possible interactions are:
* - open all apps
* - reorder an app shortcut, or a widget
* - open the overview mode.
* This is a good time to stop doing things that only make sense
* when the user is on the homescreen and not doing housekeeping.
*/
protected void onInteractionBegin() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onInteractionBegin();
}
}
/** Updates the interaction state. */
public void updateInteraction(Workspace.State fromState, Workspace.State toState) {
// Only update the interacting state if we are transitioning to/from a view with an
// overlay
boolean fromStateWithOverlay = fromState != Workspace.State.NORMAL;
boolean toStateWithOverlay = toState != Workspace.State.NORMAL;
if (toStateWithOverlay) {
onInteractionBegin();
} else if (fromStateWithOverlay) {
onInteractionEnd();
}
}
private void startShortcutIntentSafely(Intent intent, Bundle optsBundle, ItemInfo info) {
try {
StrictMode.VmPolicy oldPolicy = StrictMode.getVmPolicy();
try {
// Temporarily disable deathPenalty on all default checks. For eg, shortcuts
// containing file Uri's would cause a crash as penaltyDeathOnFileUriExposure
// is enabled by default on NYC.
StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder().detectAll()
.penaltyLog().build());
if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
String id = ((ShortcutInfo) info).getDeepShortcutId();
String packageName = intent.getPackage();
DeepShortcutManager.getInstance(this).startShortcut(
packageName, id, intent.getSourceBounds(), optsBundle, info.user);
} else {
// Could be launching some bookkeeping activity
startActivity(intent, optsBundle);
}
} finally {
StrictMode.setVmPolicy(oldPolicy);
}
} catch (SecurityException e) {
// 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(Manifest.permission.CALL_PHONE) !=
PackageManager.PERMISSION_GRANTED) {
setWaitingForResult(PendingRequestArgs
.forIntent(REQUEST_PERMISSION_CALL_PHONE, intent, info));
requestPermissions(new String[]{Manifest.permission.CALL_PHONE},
REQUEST_PERMISSION_CALL_PHONE);
} else {
// No idea why this was thrown.
throw e;
}
}
}
@TargetApi(Build.VERSION_CODES.M)
public Bundle getActivityLaunchOptions(View v) {
if (Utilities.ATLEAST_MARSHMALLOW) {
int left = 0, top = 0;
int width = v.getMeasuredWidth(), height = v.getMeasuredHeight();
if (v instanceof TextView) {
// Launch from center of icon, not entire view
Drawable icon = Workspace.getTextViewIcon((TextView) v);
if (icon != null) {
Rect bounds = icon.getBounds();
left = (width - bounds.width()) / 2;
top = v.getPaddingTop();
width = bounds.width();
height = bounds.height();
}
}
return ActivityOptions.makeClipRevealAnimation(v, left, top, width, height).toBundle();
} else if (Utilities.ATLEAST_LOLLIPOP_MR1) {
// On L devices, we use the device default slide-up transition.
// On L MR1 devices, we use a custom version of the slide-up transition which
// doesn't have the delay present in the device default.
return ActivityOptions.makeCustomAnimation(
this, R.anim.task_open_enter, R.anim.no_anim).toBundle();
}
return null;
}
public Rect getViewBounds(View v) {
int[] pos = new int[2];
v.getLocationOnScreen(pos);
return new Rect(pos[0], pos[1], pos[0] + v.getWidth(), pos[1] + v.getHeight());
}
public boolean startActivitySafely(View v, Intent intent, ItemInfo item) {
if (mIsSafeModeEnabled && !Utilities.isSystemApp(this, intent)) {
Toast.makeText(this, R.string.safemode_shortcut_error, Toast.LENGTH_SHORT).show();
return false;
}
// Only launch using the new animation if the shortcut has not opted out (this is a
// private contract between launcher and may be ignored in the future).
boolean useLaunchAnimation = (v != null) &&
!intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION);
Bundle optsBundle = useLaunchAnimation ? getActivityLaunchOptions(v) : null;
UserHandle user = item == null ? null : item.user;
// Prepare intent
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
if (v != null) {
intent.setSourceBounds(getViewBounds(v));
}
try {
if (Utilities.ATLEAST_MARSHMALLOW
&& (item instanceof ShortcutInfo)
&& (item.itemType == Favorites.ITEM_TYPE_SHORTCUT
|| item.itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT)
&& !((ShortcutInfo) item).isPromise()) {
// Shortcuts need some special checks due to legacy reasons.
startShortcutIntentSafely(intent, optsBundle, item);
} else if (user == null || user.equals(Process.myUserHandle())) {
// Could be launching some bookkeeping activity
startActivity(intent, optsBundle);
} else {
LauncherAppsCompat.getInstance(this).startActivityForProfile(
intent.getComponent(), user, intent.getSourceBounds(), optsBundle);
}
return true;
} catch (ActivityNotFoundException|SecurityException e) {
Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
Log.e(TAG, "Unable to launch. tag=" + item + " intent=" + intent, e);
}
return false;
}
@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
mLastDispatchTouchEventX = ev.getX();
return super.dispatchTouchEvent(ev);
}
@Override
public boolean onLongClick(View v) {
if (!isDraggingEnabled()) return false;
if (isWorkspaceLocked()) return false;
if (mState != State.WORKSPACE) return false;
if ((FeatureFlags.LAUNCHER3_ALL_APPS_PULL_UP && v instanceof PageIndicator) ||
(v == mAllAppsButton && mAllAppsButton != null)) {
onLongClickAllAppsButton(v);
return true;
}
boolean ignoreLongPressToOverview =
mDeviceProfile.shouldIgnoreLongPressToOverview(mLastDispatchTouchEventX);
if (v instanceof Workspace) {
if (!mWorkspace.isInOverviewMode()) {
if (!mWorkspace.isTouchActive() && !ignoreLongPressToOverview) {
getUserEventDispatcher().logActionOnContainer(Action.Touch.LONGPRESS,
Action.Direction.NONE, ContainerType.WORKSPACE,
mWorkspace.getCurrentPage());
showOverviewMode(true);
mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
return true;
} else {
return false;
}
} else {
return false;
}
}
CellLayout.CellInfo longClickCellInfo = null;
View itemUnderLongClick = null;
if (v.getTag() instanceof ItemInfo) {
ItemInfo info = (ItemInfo) v.getTag();
longClickCellInfo = new CellLayout.CellInfo(v, info);
itemUnderLongClick = longClickCellInfo.cell;
mPendingRequestArgs = null;
}
// The hotseat touch handling does not go through Workspace, and we always allow long press
// on hotseat items.
if (!mDragController.isDragging()) {
if (itemUnderLongClick == null) {
// User long pressed on empty space
if (mWorkspace.isInOverviewMode()) {
mWorkspace.startReordering(v);
getUserEventDispatcher().logActionOnContainer(Action.Touch.LONGPRESS,
Action.Direction.NONE, ContainerType.OVERVIEW);
} else {
if (ignoreLongPressToOverview) {
return false;
}
getUserEventDispatcher().logActionOnContainer(Action.Touch.LONGPRESS,
Action.Direction.NONE, ContainerType.WORKSPACE,
mWorkspace.getCurrentPage());
showOverviewMode(true);
}
mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
} else {
final boolean isAllAppsButton =
!FeatureFlags.NO_ALL_APPS_ICON && isHotseatLayout(v) &&
mDeviceProfile.inv.isAllAppsButtonRank(mHotseat.getOrderInHotseat(
longClickCellInfo.cellX, longClickCellInfo.cellY));
if (!(itemUnderLongClick instanceof Folder || isAllAppsButton)) {
// User long pressed on an item
mWorkspace.startDrag(longClickCellInfo, new DragOptions());
}
}
}
return true;
}
boolean isHotseatLayout(View layout) {
// TODO: Remove this method
return mHotseat != null && layout != null &&
(layout instanceof CellLayout) && (layout == mHotseat.getLayout());
}
/**
* Returns the CellLayout of the specified container at the specified screen.
*/
public CellLayout getCellLayout(long container, long screenId) {
if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
if (mHotseat != null) {
return mHotseat.getLayout();
} else {
return null;
}
} else {
return mWorkspace.getScreenWithId(screenId);
}
}
/**
* For overridden classes.
*/
public boolean isAllAppsVisible() {
return isAppsViewVisible();
}
public boolean isAppsViewVisible() {
return (mState == State.APPS) || (mOnResumeState == State.APPS);
}
public boolean isWidgetsViewVisible() {
return (mState == State.WIDGETS) || (mOnResumeState == State.WIDGETS);
}
@Override
public void onTrimMemory(int level) {
super.onTrimMemory(level);
if (level >= ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN) {
// The widget preview db can result in holding onto over
// 3MB of memory for caching which isn't necessary.
SQLiteDatabase.releaseMemory();
// This clears all widget bitmaps from the widget tray
// TODO(hyunyoungs)
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onTrimMemory(level);
}
}
public boolean showWorkspace(boolean animated) {
return showWorkspace(animated, null);
}
public boolean showWorkspace(boolean animated, Runnable onCompleteRunnable) {
boolean changed = mState != State.WORKSPACE ||
mWorkspace.getState() != Workspace.State.NORMAL;
if (changed || mAllAppsController.isTransitioning()) {
mWorkspace.setVisibility(View.VISIBLE);
mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
Workspace.State.NORMAL, animated, onCompleteRunnable);
// Set focus to the AppsCustomize button
if (mAllAppsButton != null) {
mAllAppsButton.requestFocus();
}
}
// Change the state *after* we've called all the transition code
setState(State.WORKSPACE);
if (changed) {
// Send an accessibility event to announce the context change
getWindow().getDecorView()
.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
}
return changed;
}
/**
* Shows the overview button.
*/
public void showOverviewMode(boolean animated) {
showOverviewMode(animated, false);
}
/**
* Shows the overview button, and if {@param requestButtonFocus} is set, will force the focus
* onto one of the overview panel buttons.
*/
void showOverviewMode(boolean animated, boolean requestButtonFocus) {
Runnable postAnimRunnable = null;
if (requestButtonFocus) {
postAnimRunnable = new Runnable() {
@Override
public void run() {
// Hitting the menu button when in touch mode does not trigger touch mode to
// be disabled, so if requested, force focus on one of the overview panel
// buttons.
mOverviewPanel.requestFocusFromTouch();
}
};
}
mWorkspace.setVisibility(View.VISIBLE);
mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
Workspace.State.OVERVIEW, animated, postAnimRunnable);
setState(State.WORKSPACE);
// If animated from long press, then don't allow any of the controller in the drag
// layer to intercept any remaining touch.
mWorkspace.requestDisallowInterceptTouchEvent(animated);
}
private void setState(State state) {
this.mState = state;
updateSoftInputMode();
}
private void updateSoftInputMode() {
if (FeatureFlags.LAUNCHER3_UPDATE_SOFT_INPUT_MODE) {
final int mode;
if (isAppsViewVisible()) {
mode = SOFT_INPUT_MODE_ALL_APPS;
} else {
mode = SOFT_INPUT_MODE_DEFAULT;
}
getWindow().setSoftInputMode(mode);
}
}
/**
* Shows the apps view.
*/
public void showAppsView(boolean animated, boolean updatePredictedApps,
boolean focusSearchBar) {
markAppsViewShown();
if (updatePredictedApps) {
tryAndUpdatePredictedApps();
}
showAppsOrWidgets(State.APPS, animated, focusSearchBar);
}
/**
* Shows the widgets view.
*/
void showWidgetsView(boolean animated, boolean resetPageToZero) {
if (LOGD) Log.d(TAG, "showWidgetsView:" + animated + " resetPageToZero:" + resetPageToZero);
if (resetPageToZero) {
mWidgetsView.scrollToTop();
}
showAppsOrWidgets(State.WIDGETS, animated, false);
mWidgetsView.post(new Runnable() {
@Override
public void run() {
mWidgetsView.requestFocus();
}
});
}
/**
* Sets up the transition to show the apps/widgets view.
*
* @return whether the current from and to state allowed this operation
*/
// TODO: calling method should use the return value so that when {@code false} is returned
// the workspace transition doesn't fall into invalid state.
private boolean showAppsOrWidgets(State toState, boolean animated, boolean focusSearchBar) {
if (!(mState == State.WORKSPACE ||
mState == State.APPS_SPRING_LOADED ||
mState == State.WIDGETS_SPRING_LOADED ||
(mState == State.APPS && mAllAppsController.isTransitioning()))) {
return false;
}
if (toState != State.APPS && toState != State.WIDGETS) {
return false;
}
// This is a safe and supported transition to bypass spring_loaded mode.
if (mExitSpringLoadedModeRunnable != null) {
mHandler.removeCallbacks(mExitSpringLoadedModeRunnable);
mExitSpringLoadedModeRunnable = null;
}
if (toState == State.APPS) {
mStateTransitionAnimation.startAnimationToAllApps(animated, focusSearchBar);
} else {
mStateTransitionAnimation.startAnimationToWidgets(animated);
}
// Change the state *after* we've called all the transition code
setState(toState);
AbstractFloatingView.closeAllOpenViews(this);
// Send an accessibility event to announce the context change
getWindow().getDecorView()
.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
return true;
}
/**
* Updates the workspace and interaction state on state change, and return the animation to this
* new state.
*/
public Animator startWorkspaceStateChangeAnimation(Workspace.State toState,
boolean animated, AnimationLayerSet layerViews) {
Workspace.State fromState = mWorkspace.getState();
Animator anim = mWorkspace.setStateWithAnimation(toState, animated, layerViews);
updateInteraction(fromState, toState);
return anim;
}
public void enterSpringLoadedDragMode() {
if (LOGD) Log.d(TAG, String.format("enterSpringLoadedDragMode [mState=%s", mState.name()));
if (isStateSpringLoaded()) {
return;
}
mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
Workspace.State.SPRING_LOADED, true /* animated */,
null /* onCompleteRunnable */);
setState(State.WORKSPACE_SPRING_LOADED);
}
public void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, int delay,
final Runnable onCompleteRunnable) {
if (!isStateSpringLoaded()) return;
if (mExitSpringLoadedModeRunnable != null) {
mHandler.removeCallbacks(mExitSpringLoadedModeRunnable);
}
mExitSpringLoadedModeRunnable = new Runnable() {
@Override
public void run() {
if (successfulDrop) {
// TODO(hyunyoungs): verify if this hack is still needed, if not, delete.
//
// Before we show workspace, hide all apps again because
// exitSpringLoadedDragMode made it visible. This is a bit hacky; we should
// clean up our state transition functions
mWidgetsView.setVisibility(View.GONE);
showWorkspace(true, onCompleteRunnable);
} else {
exitSpringLoadedDragMode();
}
mExitSpringLoadedModeRunnable = null;
}
};
mHandler.postDelayed(mExitSpringLoadedModeRunnable, delay);
}
boolean isStateSpringLoaded() {
return mState == State.WORKSPACE_SPRING_LOADED || mState == State.APPS_SPRING_LOADED
|| mState == State.WIDGETS_SPRING_LOADED;
}
public void exitSpringLoadedDragMode() {
if (mState == State.APPS_SPRING_LOADED) {
showAppsView(true /* animated */,
false /* updatePredictedApps */, false /* focusSearchBar */);
} else if (mState == State.WIDGETS_SPRING_LOADED) {
showWidgetsView(true, false);
} else if (mState == State.WORKSPACE_SPRING_LOADED) {
showWorkspace(true);
}
}
/**
* Updates the set of predicted apps if it hasn't been updated since the last time Launcher was
* resumed.
*/
public void tryAndUpdatePredictedApps() {
if (mLauncherCallbacks != null) {
List<ComponentKey> apps = mLauncherCallbacks.getPredictedApps();
if (apps != null) {
mAppsView.setPredictedApps(apps);
getUserEventDispatcher().setPredictedApps(apps);
}
}
}
void lockAllApps() {
// TODO
}
void unlockAllApps() {
// TODO
}
@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
final boolean result = super.dispatchPopulateAccessibilityEvent(event);
final List<CharSequence> text = event.getText();
text.clear();
// Populate event with a fake title based on the current state.
if (mState == State.APPS) {
text.add(getString(R.string.all_apps_button_label));
} else if (mState == State.WIDGETS) {
text.add(getString(R.string.widget_button_text));
} else if (mWorkspace != null) {
text.add(mWorkspace.getCurrentPageDescription());
} else {
text.add(getString(R.string.all_apps_home_button_label));
}
return result;
}
/**
* If the activity is currently paused, signal that we need to run the passed Runnable
* in onResume.
*
* This needs to be called from incoming places where resources might have been loaded
* while the activity is paused. That is because the Configuration (e.g., rotation) might be
* wrong when we're not running, and if the activity comes back to what the configuration was
* when we were paused, activity is not restarted.
*
* Implementation of the method from LauncherModel.Callbacks.
*
* @return {@code true} if we are currently paused. The caller might be able to skip some work
*/
@Thunk boolean waitUntilResume(Runnable run, boolean deletePreviousRunnables) {
if (mPaused) {
if (LOGD) Log.d(TAG, "Deferring update until onResume");
if (deletePreviousRunnables) {
while (mBindOnResumeCallbacks.remove(run)) {
}
}
mBindOnResumeCallbacks.add(run);
return true;
} else {
return false;
}
}
private boolean waitUntilResume(Runnable run) {
return waitUntilResume(run, false);
}
public void addOnResumeCallback(Runnable run) {
mOnResumeCallbacks.add(run);
}
/**
* If the activity is currently paused, signal that we need to re-run the loader
* in onResume.
*
* This needs to be called from incoming places where resources might have been loaded
* while we are paused. That is becaues the Configuration might be wrong
* when we're not running, and if it comes back to what it was when we
* were paused, we are not restarted.
*
* Implementation of the method from LauncherModel.Callbacks.
*
* @return true if we are currently paused. The caller might be able to
* skip some work in that case since we will come back again.
*/
@Override
public boolean setLoadOnResume() {
if (mPaused) {
if (LOGD) Log.d(TAG, "setLoadOnResume");
mOnResumeNeedsLoad = true;
return true;
} else {
return false;
}
}
/**
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public int getCurrentWorkspaceScreen() {
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() {
mBindOnResumeCallbacks.clear();
if (mPendingExecutor != null) {
mPendingExecutor.markCompleted();
mPendingExecutor = null;
}
}
/**
* Refreshes the shortcuts shown on the workspace.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void startBinding() {
if (LauncherAppState.PROFILE_STARTUP) {
Trace.beginSection("Starting page bind");
}
AbstractFloatingView.closeAllOpenViews(this);
setWorkspaceLoading(true);
// Clear the workspace because it's going to be rebound
mWorkspace.clearDropTargets();
mWorkspace.removeAllWorkspaceScreens();
if (mHotseat != null) {
mHotseat.resetLayout();
}
if (LauncherAppState.PROFILE_STARTUP) {
Trace.endSection();
}
}
@Override
public void bindScreens(ArrayList<Long> 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.remove(Workspace.FIRST_SCREEN_ID);
orderedScreenIds.add(0, Workspace.FIRST_SCREEN_ID);
mModel.updateWorkspaceScreenOrder(this, orderedScreenIds);
} 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);
// Create the custom content page (this call updates mDefaultScreen which calls
// setCurrentPage() so ensure that all pages are added before calling this).
if (hasCustomContentToLeft()) {
mWorkspace.createCustomContentContainer();
populateCustomContentContainer();
}
// 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(ArrayList<Long> orderedScreenIds) {
int count = orderedScreenIds.size();
for (int i = 0; i < count; i++) {
long 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);
}
}
}
public void bindAppsAdded(final ArrayList<Long> newScreens,
final ArrayList<ItemInfo> addNotAnimated,
final ArrayList<ItemInfo> addAnimated,
final ArrayList<AppInfo> addedApps) {
Runnable r = new Runnable() {
public void run() {
bindAppsAdded(newScreens, addNotAnimated, addAnimated, addedApps);
}
};
if (waitUntilResume(r)) {
return;
}
// Add the new screens
if (newScreens != null) {
bindAddScreens(newScreens);
}
// We add the items without animation on non-visible pages, and with
// animations on the new page (which we will try and snap to).
if (addNotAnimated != null && !addNotAnimated.isEmpty()) {
bindItems(addNotAnimated, 0,
addNotAnimated.size(), false);
}
if (addAnimated != null && !addAnimated.isEmpty()) {
bindItems(addAnimated, 0,
addAnimated.size(), true);
}
// Remove the extra empty screen
mWorkspace.removeExtraEmptyScreen(false, false);
if (addedApps != null && mAppsView != null) {
mAppsView.addApps(addedApps);
}
}
/**
* Bind the items start-end from the list.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public void bindItems(final ArrayList<ItemInfo> items, final int start, final int end,
final boolean forceAnimateIcons) {
Runnable r = new Runnable() {
public void run() {
bindItems(items, start, end, forceAnimateIcons);
}
};
if (waitUntilResume(r)) {
return;
}
// Get the list of added items and intersect them with the set of items here
final AnimatorSet anim = LauncherAnimUtils.createAnimatorSet();
final Collection<Animator> bounceAnims = new ArrayList<Animator>();
final boolean animateIcons = forceAnimateIcons && canRunNewAppsAnimation();
Workspace workspace = mWorkspace;
long newItemsScreenId = -1;
for (int i = start; 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: {
ShortcutInfo info = (ShortcutInfo) item;
view = createShortcut(info);
break;
}
case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: {
view = FolderIcon.fromXml(R.layout.folder_icon, this,
(ViewGroup) workspace.getChildAt(workspace.getCurrentPage()),
(FolderInfo) item);
break;
}
case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: {
LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) item;
if (mIsSafeModeEnabled) {
view = new PendingAppWidgetHostView(this, info, mIconCache, true);
} else {
LauncherAppWidgetProviderInfo providerInfo =
mAppWidgetManager.getLauncherAppWidgetInfo(info.appWidgetId);
if (providerInfo == null) {
deleteWidgetInfo(info);
continue;
}
view = mAppWidgetHost.createView(this, info.appWidgetId, providerInfo);
}
prepareAppWidget((AppWidgetHostView) view, info);
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 (ProviderConfig.IS_DOGFOOD_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;
}
}
if (animateIcons) {
// Animate to the correct page
if (newItemsScreenId > -1) {
long currentScreenId = mWorkspace.getScreenIdForPageIndex(mWorkspace.getNextPage());
final int newScreenIndex = mWorkspace.getPageIndexForScreenId(newItemsScreenId);
final Runnable startBounceAnimRunnable = new Runnable() {
public void run() {
anim.playTogether(bounceAnims);
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) {
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();
}
/**
* Add the views for a widget to the workspace.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void bindAppWidget(final LauncherAppWidgetInfo item) {
Runnable r = new Runnable() {
public void run() {
bindAppWidget(item);
}
};
if (waitUntilResume(r)) {
return;
}
if (mIsSafeModeEnabled) {
PendingAppWidgetHostView view =
new PendingAppWidgetHostView(this, item, mIconCache, true);
prepareAppWidget(view, item);
mWorkspace.addInScreen(view, item);
mWorkspace.requestLayout();
return;
}
final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0;
if (DEBUG_WIDGETS) {
Log.d(TAG, "bindAppWidget: " + item);
}
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) {
if (DEBUG_WIDGETS) {
Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
+ " belongs to component " + item.providerName
+ ", as the provider is null");
}
getModelWriter().deleteItemFromDatabase(item);
return;
}
// 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);
}
}
final AppWidgetHostView view;
if (item.restoreStatus == LauncherAppWidgetInfo.RESTORE_COMPLETED) {
if (DEBUG_WIDGETS) {
Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component "
+ appWidgetInfo.provider);
}
// Verify that we own the widget
if (appWidgetInfo == null) {
FileLog.e(TAG, "Removing invalid widget: id=" + item.appWidgetId);
deleteWidgetInfo(item);
return;
}
item.minSpanX = appWidgetInfo.minSpanX;
item.minSpanY = appWidgetInfo.minSpanY;
view = mAppWidgetHost.createView(this, item.appWidgetId, appWidgetInfo);
} else {
view = new PendingAppWidgetHostView(this, item, mIconCache, false);
}
prepareAppWidget(view, item);
mWorkspace.addInScreen(view, item);
mWorkspace.requestLayout();
if (DEBUG_WIDGETS) {
Log.d(TAG, "bound widget id="+item.appWidgetId+" in "
+ (SystemClock.uptimeMillis()-start) + "ms");
}
}
/**
* Restores a pending widget.
*
* @param appWidgetId The app widget id
*/
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;
mWorkspace.reinflateWidgetsIfNecessary();
getModelWriter().updateItemInDatabase(info);
return info;
}
public void onPageBoundSynchronously(int page) {
mSynchronouslyBoundPages.add(page);
}
@Override
public void executeOnNextDraw(ViewOnDrawExecutor executor) {
if (mPendingExecutor != null) {
mPendingExecutor.markCompleted();
}
mPendingExecutor = executor;
executor.attachTo(this);
}
public void clearPendingExecutor(ViewOnDrawExecutor executor) {
if (mPendingExecutor == executor) {
mPendingExecutor = null;
}
}
@Override
public void finishFirstPageBind(final ViewOnDrawExecutor executor) {
Runnable r = new Runnable() {
public void run() {
finishFirstPageBind(executor);
}
};
if (waitUntilResume(r)) {
return;
}
Runnable onComplete = new Runnable() {
@Override
public void run() {
if (executor != null) {
executor.onLoadAnimationCompleted();
}
}
};
if (mDragLayer.getAlpha() < 1) {
mDragLayer.animate().alpha(1).withEndAction(onComplete).start();
} else {
onComplete.run();
}
}
/**
* Callback saying that there aren't any more items to bind.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void finishBindingItems() {
Runnable r = new Runnable() {
public void run() {
finishBindingItems();
}
};
if (waitUntilResume(r)) {
return;
}
if (LauncherAppState.PROFILE_STARTUP) {
Trace.beginSection("Page bind completed");
}
mWorkspace.restoreInstanceStateForRemainingPages();
setWorkspaceLoading(false);
if (mPendingActivityResult != null) {
handleActivityResult(mPendingActivityResult.requestCode,
mPendingActivityResult.resultCode, mPendingActivityResult.data);
mPendingActivityResult = null;
}
InstallShortcutReceiver.disableAndFlushInstallQueue(this);
NotificationListener.setNotificationsChangedListener(mPopupDataProvider);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.finishBindingItems(false);
}
if (LauncherAppState.PROFILE_STARTUP) {
Trace.endSection();
}
}
private boolean canRunNewAppsAnimation() {
long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime();
return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000);
}
private ValueAnimator createNewAppBounceAnimation(View v, int i) {
ValueAnimator bounceAnim = LauncherAnimUtils.ofViewAlphaAndScale(v, 1, 1, 1);
bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION);
bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY);
bounceAnim.setInterpolator(new OvershootInterpolator(BOUNCE_ANIMATION_TENSION));
return bounceAnim;
}
public boolean useVerticalBarLayout() {
return mDeviceProfile.isVerticalBarLayout();
}
public int getSearchBarHeight() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.getSearchBarHeight();
}
return LauncherCallbacks.SEARCH_BAR_HEIGHT_NORMAL;
}
/**
* A runnable that we can dequeue and re-enqueue when all applications are bound (to prevent
* multiple calls to bind the same list.)
*/
@Thunk ArrayList<AppInfo> mTmpAppsList;
private Runnable mBindAllApplicationsRunnable = new Runnable() {
public void run() {
bindAllApplications(mTmpAppsList);
mTmpAppsList = null;
}
};
/**
* Add the icons for all apps.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void bindAllApplications(final ArrayList<AppInfo> apps) {
if (waitUntilResume(mBindAllApplicationsRunnable, true)) {
mTmpAppsList = apps;
return;
}
if (mAppsView != null) {
mAppsView.setApps(apps);
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.bindAllApplications(apps);
}
}
/**
* Copies LauncherModel's map of activities to shortcut ids 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(MultiHashMap<ComponentKey, String> deepShortcutMapCopy) {
mPopupDataProvider.setDeepShortcutMap(deepShortcutMapCopy);
}
/**
* A package was updated.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void bindAppsUpdated(final ArrayList<AppInfo> apps) {
Runnable r = new Runnable() {
public void run() {
bindAppsUpdated(apps);
}
};
if (waitUntilResume(r)) {
return;
}
if (mAppsView != null) {
mAppsView.updateApps(apps);
}
}
@Override
public void bindWidgetsRestored(final ArrayList<LauncherAppWidgetInfo> widgets) {
Runnable r = new Runnable() {
public void run() {
bindWidgetsRestored(widgets);
}
};
if (waitUntilResume(r)) {
return;
}
mWorkspace.widgetsRestored(widgets);
}
/**
* Some shortcuts were updated in the background.
* Implementation of the method from LauncherModel.Callbacks.
*
* @param updated list of shortcuts which have changed.
* @param removed list of shortcuts which were deleted in the background. This can happen when
* an app gets removed from the system or some of its components are no longer
* available.
*/
@Override
public void bindShortcutsChanged(final ArrayList<ShortcutInfo> updated,
final ArrayList<ShortcutInfo> removed, final UserHandle user) {
Runnable r = new Runnable() {
public void run() {
bindShortcutsChanged(updated, removed, user);
}
};
if (waitUntilResume(r)) {
return;
}
if (!updated.isEmpty()) {
mWorkspace.updateShortcuts(updated);
}
if (!removed.isEmpty()) {
HashSet<ComponentName> removedComponents = new HashSet<>();
HashSet<ShortcutKey> removedDeepShortcuts = new HashSet<>();
for (ShortcutInfo si : removed) {
if (si.itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
removedDeepShortcuts.add(ShortcutKey.fromItemInfo(si));
} else {
removedComponents.add(si.getTargetComponent());
}
}
if (!removedComponents.isEmpty()) {
ItemInfoMatcher matcher = ItemInfoMatcher.ofComponents(removedComponents, user);
mWorkspace.removeItemsByMatcher(matcher);
mDragController.onAppsRemoved(matcher);
}
if (!removedDeepShortcuts.isEmpty()) {
ItemInfoMatcher matcher = ItemInfoMatcher.ofShortcutKeys(removedDeepShortcuts);
mWorkspace.removeItemsByMatcher(matcher);
mDragController.onAppsRemoved(matcher);
}
}
}
/**
* Update the state of a package, typically related to install state.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public void bindRestoreItemsChange(final HashSet<ItemInfo> updates) {
Runnable r = new Runnable() {
public void run() {
bindRestoreItemsChange(updates);
}
};
if (waitUntilResume(r)) {
return;
}
mWorkspace.updateRestoreItems(updates);
}
/**
* A package was uninstalled/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 HashSet<String> packageNames, final HashSet<ComponentName> components,
final UserHandle user) {
Runnable r = new Runnable() {
public void run() {
bindWorkspaceComponentsRemoved(packageNames, components, user);
}
};
if (waitUntilResume(r)) {
return;
}
if (!packageNames.isEmpty()) {
ItemInfoMatcher matcher = ItemInfoMatcher.ofPackages(packageNames, user);
mWorkspace.removeItemsByMatcher(matcher);
mDragController.onAppsRemoved(matcher);
}
if (!components.isEmpty()) {
ItemInfoMatcher matcher = ItemInfoMatcher.ofComponents(components, user);
mWorkspace.removeItemsByMatcher(matcher);
mDragController.onAppsRemoved(matcher);
}
}
@Override
public void bindAppInfosRemoved(final ArrayList<AppInfo> appInfos) {
Runnable r = new Runnable() {
public void run() {
bindAppInfosRemoved(appInfos);
}
};
if (waitUntilResume(r)) {
return;
}
// Update AllApps
if (mAppsView != null) {
mAppsView.removeApps(appInfos);
tryAndUpdatePredictedApps();
}
}
private Runnable mBindAllWidgetsRunnable = new Runnable() {
public void run() {
bindAllWidgets(mAllWidgets);
}
};
@Override
public void bindAllWidgets(MultiHashMap<PackageItemInfo, WidgetItem> allWidgets) {
if (waitUntilResume(mBindAllWidgetsRunnable, true)) {
mAllWidgets = allWidgets;
return;
}
if (mWidgetsView != null && allWidgets != null) {
mWidgetsView.setWidgets(allWidgets);
mAllWidgets = null;
}
AbstractFloatingView topView = AbstractFloatingView.getTopOpenView(this);
if (topView != null) {
topView.onWidgetsBound();
}
}
public List<WidgetItem> getWidgetsForPackageUser(PackageUserKey packageUserKey) {
return mWidgetsView.getWidgetsForPackageUser(packageUserKey);
}
@Override
public void notifyWidgetProvidersChanged() {
if (mWorkspace.getState().shouldUpdateWidget) {
refreshAndBindWidgetsForPackageUser(null);
}
}
/**
* @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(this, mWidgetsView.isEmpty(), packageUser);
}
public void lockScreenOrientation() {
if (mRotationEnabled) {
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED);
}
}
public void unlockScreenOrientation(boolean immediate) {
if (mRotationEnabled) {
if (immediate) {
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
} else {
mHandler.postDelayed(new Runnable() {
public void run() {
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
}
}, RESTORE_SCREEN_ORIENTATION_DELAY);
}
}
}
private void markAppsViewShown() {
if (mSharedPrefs.getBoolean(APPS_VIEW_SHOWN, false)) {
return;
}
mSharedPrefs.edit().putBoolean(APPS_VIEW_SHOWN, true).apply();
}
private boolean shouldShowDiscoveryBounce() {
if (mState != mState.WORKSPACE) {
return false;
}
if (mLauncherCallbacks != null && mLauncherCallbacks.shouldShowDiscoveryBounce()) {
return true;
}
if (!mIsResumeFromActionScreenOff) {
return false;
}
if (mSharedPrefs.getBoolean(APPS_VIEW_SHOWN, false)) {
return false;
}
return true;
}
protected void moveWorkspaceToDefaultScreen() {
mWorkspace.moveToDefaultScreen(false);
}
/**
* $ 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 = mWorkspace.numCustomPages(); 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.getLayout().getShortcutsAndWidgets();
for (int j = 0; j < layout.getChildCount(); j++) {
Object tag = layout.getChildAt(j).getTag();
if (tag != null) {
writer.println(prefix + " " + tag.toString());
}
}
try {
FileLog.flushAll(writer);
} catch (Exception e) {
// Ignore
}
}
writer.println(prefix + "Misc:");
writer.print(prefix + "\tmWorkspaceLoading=" + mWorkspaceLoading);
writer.print(" mPendingRequestArgs=" + mPendingRequestArgs);
writer.println(" mPendingActivityResult=" + mPendingActivityResult);
mModel.dumpState(prefix, fd, writer, args);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.dump(prefix, fd, writer, args);
}
}
@Override
@TargetApi(Build.VERSION_CODES.N)
public void onProvideKeyboardShortcuts(
List<KeyboardShortcutGroup> data, Menu menu, int deviceId) {
ArrayList<KeyboardShortcutInfo> shortcutInfos = new ArrayList<>();
if (mState == State.WORKSPACE) {
shortcutInfos.add(new KeyboardShortcutInfo(getString(R.string.all_apps_button_label),
KeyEvent.KEYCODE_A, KeyEvent.META_CTRL_ON));
}
View currentFocus = getCurrentFocus();
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
&& DeepShortcutManager.supportsShortcuts((ItemInfo) currentFocus.getTag())) {
shortcutInfos.add(new KeyboardShortcutInfo(getString(R.string.action_deep_shortcut),
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 (mState == State.WORKSPACE) {
showAppsView(true, true, false);
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;
}
}
return super.onKeyShortcut(keyCode, event);
}
public static CustomAppWidget getCustomAppWidget(String name) {
return sCustomAppWidgets.get(name);
}
public static HashMap<String, CustomAppWidget> getCustomAppWidgets() {
return sCustomAppWidgets;
}
public static Launcher getLauncher(Context context) {
if (context instanceof Launcher) {
return (Launcher) context;
}
return ((Launcher) ((ContextWrapper) context).getBaseContext());
}
private class RotationPrefChangeHandler implements OnSharedPreferenceChangeListener {
@Override
public void onSharedPreferenceChanged(
SharedPreferences sharedPreferences, String key) {
if (Utilities.ALLOW_ROTATION_PREFERENCE_KEY.equals(key)) {
// Finish this instance of the activity. When the activity is recreated,
// it will initialize the rotation preference again.
finish();
}
}
}
}