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LeafOS / LeafOS-Project / android_packages_apps_Launcher3 / ea60926c3f7d04bab6afd4cd559c54452a7013c0 / . / src / com / android / launcher3 / Launcher.java
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/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.launcher3;
import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_NOSENSOR;
import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED;
import static com.android.launcher3.LauncherAnimUtils.SPRING_LOADED_EXIT_DELAY;
import static com.android.launcher3.LauncherState.ALL_APPS;
import static com.android.launcher3.LauncherState.NORMAL;
import static com.android.launcher3.LauncherState.OVERVIEW;
import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
import static com.android.launcher3.util.RunnableWithId.RUNNABLE_ID_BIND_APPS;
import static com.android.launcher3.util.RunnableWithId.RUNNABLE_ID_BIND_WIDGETS;
import android.Manifest;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
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.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.Parcelable;
import android.os.Process;
import android.os.StrictMode;
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.util.SparseArray;
import android.view.Display;
import android.view.HapticFeedbackConstants;
import android.view.KeyEvent;
import android.view.KeyboardShortcutGroup;
import android.view.KeyboardShortcutInfo;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnLongClickListener;
import android.view.ViewGroup;
import android.view.accessibility.AccessibilityEvent;
import android.view.accessibility.AccessibilityManager;
import android.view.animation.OvershootInterpolator;
import android.view.inputmethod.InputMethodManager;
import android.widget.Toast;
import com.android.launcher3.DropTarget.DragObject;
import com.android.launcher3.LauncherSettings.Favorites;
import com.android.launcher3.Workspace.ItemOperator;
import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
import com.android.launcher3.allapps.AllAppsContainerView;
import com.android.launcher3.allapps.AllAppsTransitionController;
import com.android.launcher3.compat.AppWidgetManagerCompat;
import com.android.launcher3.compat.LauncherAppsCompat;
import com.android.launcher3.compat.LauncherAppsCompatVO;
import com.android.launcher3.compat.UserManagerCompat;
import com.android.launcher3.config.FeatureFlags;
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.WallpaperColorInfo;
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.notification.NotificationListener;
import com.android.launcher3.pageindicators.PageIndicator;
import com.android.launcher3.popup.BaseActionPopup;
import com.android.launcher3.popup.PopupContainerWithArrow;
import com.android.launcher3.popup.PopupDataProvider;
import com.android.launcher3.shortcuts.DeepShortcutManager;
import com.android.launcher3.states.AllAppsState;
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.userevent.nano.LauncherLogProto.Target;
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.RunnableWithId;
import com.android.launcher3.util.SystemUiController;
import com.android.launcher3.util.TestingUtils;
import com.android.launcher3.util.Themes;
import com.android.launcher3.util.Thunk;
import com.android.launcher3.util.TraceHelper;
import com.android.launcher3.util.UiThreadHelper;
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.WidgetListRowEntry;
import com.android.launcher3.widget.WidgetsFullSheet;
import com.android.launcher3.widget.custom.CustomWidgetParser;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.concurrent.Executor;
/**
* Default launcher application.
*/
public class Launcher extends BaseActivity
implements LauncherExterns, View.OnClickListener, OnLongClickListener,
LauncherModel.Callbacks, View.OnTouchListener, LauncherProviderChangeListener,
AccessibilityManager.AccessibilityStateChangeListener,
WallpaperColorInfo.OnThemeChangeListener {
public static final String TAG = "Launcher";
static final boolean LOGD = false;
static final boolean DEBUG_STRICT_MODE = false;
private static final int REQUEST_CREATE_SHORTCUT = 1;
private static final int REQUEST_CREATE_APPWIDGET = 5;
private static final int REQUEST_PICK_APPWIDGET = 9;
private static final int REQUEST_PICK_WALLPAPER = 10;
private static final int REQUEST_BIND_APPWIDGET = 11;
private static final int REQUEST_BIND_PENDING_APPWIDGET = 12;
private static final int REQUEST_RECONFIGURE_APPWIDGET = 13;
private static final int REQUEST_PERMISSION_CALL_PHONE = 14;
private static final float BOUNCE_ANIMATION_TENSION = 1.3f;
/**
* IntentStarter uses request codes starting with this. This must be greater than all activity
* request codes used internally.
*/
protected static final int REQUEST_LAST = 100;
// 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";
// Type: SparseArray<Parcelable>
private static final String RUNTIME_STATE_WIDGET_PANEL = "launcher.widget_panel";
private LauncherStateManager mStateManager;
private boolean mIsSafeModeEnabled;
private static final int ON_ACTIVITY_RESULT_ANIMATION_DELAY = 500;
// How long to wait before the new-shortcut animation automatically pans the workspace
private static final int NEW_APPS_PAGE_MOVE_DELAY = 500;
private static final int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 5;
@Thunk static final int NEW_APPS_ANIMATION_DELAY = 500;
@Thunk Workspace mWorkspace;
private View mLauncherView;
@Thunk DragLayer mDragLayer;
private DragController mDragController;
public View mWeightWatcher;
private AppWidgetManagerCompat mAppWidgetManager;
private LauncherAppWidgetHost mAppWidgetHost;
private final int[] mTmpAddItemCellCoordinates = new int[2];
@Thunk Hotseat mHotseat;
private ViewGroup mOverviewPanel;
private View mAllAppsButton;
private DropTargetBar mDropTargetBar;
// Main container view for the all apps screen.
@Thunk AllAppsContainerView mAppsView;
AllAppsTransitionController mAllAppsController;
// We need to store the orientation Launcher was created with, due to a bug (b/64916689)
// that results in widgets being inflated in the wrong orientation.
private int mOrientation;
private SpannableStringBuilder mDefaultKeySsb = null;
@Thunk boolean mWorkspaceLoading = true;
private boolean mPaused = true;
private boolean mOnResumeNeedsLoad;
private final ArrayList<Runnable> mBindOnResumeCallbacks = new ArrayList<>();
private OnResumeCallback mOnResumeCallback;
private ViewOnDrawExecutor mPendingExecutor;
private LauncherModel mModel;
private ModelWriter mModelWriter;
private IconCache mIconCache;
private LauncherAccessibilityDelegate mAccessibilityDelegate;
private boolean mHasFocus = false;
private ObjectAnimator mScrimAnimator;
private boolean mShouldFadeInScrim;
private PopupDataProvider mPopupDataProvider;
private final ArrayList<Integer> mSynchronouslyBoundPages = new ArrayList<>();
// We only want to get the SharedPreferences once since it does an FS stat each time we get
// it from the context.
private SharedPreferences mSharedPrefs;
// Activity result which needs to be processed after workspace has loaded.
private ActivityResultInfo mPendingActivityResult;
/**
* Holds extra information required to handle a result from an external call, like
* {@link #startActivityForResult(Intent, int)} or {@link #requestPermissions(String[], int)}
*/
private PendingRequestArgs mPendingRequestArgs;
private float mLastDispatchTouchEventX = 0.0f;
public ViewGroupFocusHelper mFocusHandler;
private boolean mRotationEnabled = false;
private boolean mAppLaunchSuccess;
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());
}
TraceHelper.beginSection("Launcher-onCreate");
if (mLauncherCallbacks != null) {
mLauncherCallbacks.preOnCreate();
}
WallpaperColorInfo wallpaperColorInfo = WallpaperColorInfo.getInstance(this);
wallpaperColorInfo.setOnThemeChangeListener(this);
overrideTheme(wallpaperColorInfo.isDark(), wallpaperColorInfo.supportsDarkText());
super.onCreate(savedInstanceState);
TraceHelper.partitionSection("Launcher-onCreate", "super call");
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);
}
mOrientation = getResources().getConfiguration().orientation;
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);
mStateManager = new LauncherStateManager(this, mAllAppsController);
mAppWidgetManager = AppWidgetManagerCompat.getInstance(this);
mAppWidgetHost = new LauncherAppWidgetHost(this);
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 = LayoutInflater.from(this).inflate(R.layout.launcher, null);
setupViews();
mDeviceProfile.layout(this, false /* notifyListeners */);
mPopupDataProvider = new PopupDataProvider(this);
((AccessibilityManager) getSystemService(ACCESSIBILITY_SERVICE))
.addAccessibilityStateChangeListener(this);
restoreState(savedInstanceState);
// 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
setRequestedOrientation(mRotationEnabled
? SCREEN_ORIENTATION_UNSPECIFIED : SCREEN_ORIENTATION_NOSENSOR);
setContentView(mLauncherView);
// Listen for broadcasts
IntentFilter filter = new IntentFilter();
filter.addAction(Intent.ACTION_SCREEN_OFF);
filter.addAction(Intent.ACTION_USER_PRESENT); // When the device wakes up + keyguard is gone
registerReceiver(mReceiver, filter);
mShouldFadeInScrim = true;
getSystemUiController().updateUiState(SystemUiController.UI_STATE_BASE_WINDOW,
Themes.getAttrBoolean(this, R.attr.isWorkspaceDarkText));
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onCreate(savedInstanceState);
}
TraceHelper.endSection("Launcher-onCreate");
}
@Override
public void onThemeChanged() {
recreate();
}
public LauncherStateManager getStateManager() {
return mStateManager;
}
protected void overrideTheme(boolean isDark, boolean supportsDarkText) {
if (isDark) {
setTheme(R.style.LauncherThemeDark);
} else if (supportsDarkText) {
setTheme(R.style.LauncherThemeDarkText);
}
}
@Override
public <T extends View> T findViewById(int id) {
return mLauncherView.findViewById(id);
}
@Override
public void onAppWidgetHostReset() {
if (mAppWidgetHost != null) {
mAppWidgetHost.startListening();
}
}
private LauncherCallbacks mLauncherCallbacks;
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;
return true;
}
@Override
public void onLauncherProviderChanged() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onLauncherProviderChange();
}
}
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() {
mStateManager.goToState(NORMAL, SPRING_LOADED_EXIT_DELAY);
}
};
if (requestCode == REQUEST_BIND_APPWIDGET) {
// This is called only if the user did not previously have permissions to bind widgets
final int appWidgetId = data != null ?
data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1;
if (resultCode == RESULT_CANCELED) {
completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId, requestArgs);
mWorkspace.removeExtraEmptyScreenDelayed(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 && isInState(OVERVIEW)) {
// User could have free-scrolled between pages before picking a wallpaper; make sure
// we move to the closest one now.
mWorkspace.setCurrentPage(mWorkspace.getPageNearestToCenterOfScreen());
mStateManager.goToState(NORMAL, 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() {
getStateManager().goToState(NORMAL);
}
};
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
public void onActivityResult(
final int requestCode, final int resultCode, final Intent data) {
handleActivityResult(requestCode, resultCode, data);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onActivityResult(requestCode, resultCode, data);
}
}
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions,
int[] grantResults) {
PendingRequestArgs pendingArgs = mPendingRequestArgs;
if (requestCode == REQUEST_PERMISSION_CALL_PHONE && pendingArgs != null
&& pendingArgs.getRequestCode() == REQUEST_PERMISSION_CALL_PHONE) {
setWaitingForResult(null);
View v = null;
CellLayout layout = getCellLayout(pendingArgs.container, pendingArgs.screenId);
if (layout != null) {
v = layout.getChildAt(pendingArgs.cellX, pendingArgs.cellY);
}
Intent intent = pendingArgs.getPendingIntent();
if (grantResults.length > 0
&& grantResults[0] == PackageManager.PERMISSION_GRANTED) {
startActivitySafely(v, intent, null);
} 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);
mStateManager.goToState(NORMAL, SPRING_LOADED_EXIT_DELAY);
}
};
} else if (resultCode == RESULT_CANCELED) {
mAppWidgetHost.deleteAppWidgetId(appWidgetId);
animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION;
}
if (mDragLayer.getAnimatedView() != null) {
mWorkspace.animateWidgetDrop(requestArgs, cellLayout,
(DragView) mDragLayer.getAnimatedView(), onCompleteRunnable,
animationType, boundWidget, true);
} else if (onCompleteRunnable != null) {
// The animated view may be null in the case of a rotation during widget configuration
onCompleteRunnable.run();
}
}
@Override
protected void onStop() {
super.onStop();
FirstFrameAnimatorHelper.setIsVisible(false);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onStop();
}
if (Utilities.ATLEAST_NOUGAT_MR1) {
mAppWidgetHost.stopListening();
}
if (!mAppLaunchSuccess) {
getUserEventDispatcher().logActionCommand(Action.Command.STOP,
mStateManager.getState().containerType);
}
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);
}
if (mShouldFadeInScrim && mDragLayer.getBackground() != null) {
if (mScrimAnimator != null) {
mScrimAnimator.cancel();
}
mDragLayer.getBackground().setAlpha(0);
mScrimAnimator = ObjectAnimator.ofInt(mDragLayer.getBackground(),
LauncherAnimUtils.DRAWABLE_ALPHA, 0, 255);
mScrimAnimator.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
mScrimAnimator = null;
}
});
mScrimAnimator.setDuration(600);
mScrimAnimator.setStartDelay(getWindow().getTransitionBackgroundFadeDuration());
mScrimAnimator.start();
}
mShouldFadeInScrim = false;
}
@Override
protected void onResume() {
TraceHelper.beginSection("ON_RESUME");
super.onResume();
TraceHelper.partitionSection("ON_RESUME", "superCall");
mAppLaunchSuccess = false;
getUserEventDispatcher().resetElapsedSessionMillis();
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
for (int i = 0; i < mBindOnResumeCallbacks.size(); i++) {
mBindOnResumeCallbacks.get(i).run();
}
mBindOnResumeCallbacks.clear();
}
setOnResumeCallback(null);
// Process any items that were added while Launcher was away.
InstallShortcutReceiver.disableAndFlushInstallQueue(
InstallShortcutReceiver.FLAG_ACTIVITY_PAUSED, this);
// Refresh shortcuts if the permission changed.
mModel.refreshShortcutsIfRequired();
if (shouldShowDiscoveryBounce()) {
mAllAppsController.showDiscoveryBounce();
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onResume();
}
clearTypedText();
TraceHelper.endSection("ON_RESUME");
}
@Override
protected void onPause() {
// Ensure that items added to Launcher are queued until Launcher returns
InstallShortcutReceiver.enableInstallQueue(InstallShortcutReceiver.FLAG_ACTIVITY_PAUSED);
super.onPause();
mPaused = true;
mDragController.cancelDrag();
mDragController.resetLastGestureUpTime();
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onPause();
}
}
public interface LauncherOverlay {
/**
* Touch interaction leading to overscroll has begun
*/
void onScrollInteractionBegin();
/**
* Touch interaction related to overscroll has ended
*/
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).
*/
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
*/
void setOverlayCallbacks(LauncherOverlayCallbacks callbacks);
}
public interface LauncherOverlayCallbacks {
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.ATLEAST_OREO || !getResources().getBoolean(R.bool.allow_rotation);
}
}
@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 (!mDragController.isDragging()) {
// Close any open floating view
AbstractFloatingView.closeAllOpenViews(this);
// Show the overview mode if we are on the workspace
if (isInState(NORMAL) && !mWorkspace.isSwitchingState()) {
mStateManager.goToState(OVERVIEW, true /* animate */, 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();
}
});
}
}
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);
}
public boolean isInState(LauncherState state) {
return mStateManager.getState() == state;
}
/**
* Restores the previous state, if it exists.
*
* @param savedState The previous state.
*/
private void restoreState(Bundle savedState) {
if (savedState == null) {
return;
}
int stateOrdinal = savedState.getInt(RUNTIME_STATE, NORMAL.ordinal);
LauncherState[] stateValues = LauncherState.values();
LauncherState state = stateValues[stateOrdinal];
if (!state.doNotRestore) {
mStateManager.goToState(state, false /* animated */);
}
PendingRequestArgs requestArgs = savedState.getParcelable(RUNTIME_STATE_PENDING_REQUEST_ARGS);
if (requestArgs != null) {
setWaitingForResult(requestArgs);
}
mPendingActivityResult = savedState.getParcelable(RUNTIME_STATE_PENDING_ACTIVITY_RESULT);
SparseArray<Parcelable> widgetsState =
savedState.getSparseParcelableArray(RUNTIME_STATE_WIDGET_PANEL);
if (widgetsState != null) {
WidgetsFullSheet.show(this, false).restoreHierarchyState(widgetsState);
}
}
/**
* Finds all the views we need and configure them properly.
*/
private void setupViews() {
mDragLayer = (DragLayer) findViewById(R.id.drag_layer);
mFocusHandler = mDragLayer.getFocusIndicatorHelper();
mWorkspace = mDragLayer.findViewById(R.id.workspace);
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 = mDragLayer.findViewById(R.id.drop_target_bar);
// Setup Apps
mAppsView = findViewById(R.id.apps_view);
// Setup the drag controller (drop targets have to be added in reverse order in priority)
mDragController.setMoveTarget(mWorkspace);
mDragController.addDropTarget(mWorkspace);
mDropTargetBar.setup(mDragController);
mAllAppsController.setupViews(mAppsView, mHotseat, mWorkspace);
if (TestingUtils.MEMORY_DUMP_ENABLED) {
TestingUtils.addWeightWatcher(this);
}
}
private void setupOverviewPanel() {
mOverviewPanel = 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);
// Bind widget button actions
new OverviewButtonClickListener(ControlType.WIDGETS_BUTTON) {
@Override
public void handleViewClick(View view) {
onClickAddWidgetButton(view);
}
}.attachTo(findViewById(R.id.widget_button));
// 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);
} 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;
}
/**
* 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) LayoutInflater.from(parent.getContext())
.inflate(R.layout.app_icon, parent, false);
favorite.applyFromShortcutInfo(info);
favorite.setOnClickListener(this);
favorite.setOnFocusChangeListener(mFocusHandler);
return favorite;
}
/**
* Add a shortcut to the workspace or to a Folder.
*
* @param data The intent describing the shortcut.
*/
private void completeAddShortcut(Intent data, long container, long screenId, int cellX,
int cellY, PendingRequestArgs args) {
if (args.getRequestCode() != REQUEST_CREATE_SHORTCUT
|| args.getPendingIntent().getComponent() == null) {
return;
}
int[] cellXY = mTmpAddItemCellCoordinates;
CellLayout layout = getCellLayout(container, screenId);
ShortcutInfo info = null;
if (Utilities.ATLEAST_OREO) {
info = LauncherAppsCompatVO.createShortcutInfoFromPinItemRequest(
this, LauncherAppsCompatVO.getPinItemRequest(data), 0);
}
if (info == null) {
// Legacy shortcuts are only supported for primary profile.
info = Process.myUserHandle().equals(args.user)
? InstallShortcutReceiver.fromShortcutIntent(this, data) : null;
if (info == null) {
Log.e(TAG, "Unable to parse a valid custom shortcut result");
return;
} else if (!new PackageManagerHelper(this).hasPermissionForActivity(
info.intent, args.getPendingIntent().getComponent().getPackageName())) {
// The app is trying to add a shortcut without sufficient permissions
Log.e(TAG, "Ignoring malicious intent " + info.intent.toUri(0));
return;
}
}
if (container < 0) {
// Adding a shortcut to the Workspace.
final View view = createShortcut(info);
boolean foundCellSpan = false;
// First we check if we already know the exact location where we want to add this item.
if (cellX >= 0 && cellY >= 0) {
cellXY[0] = cellX;
cellXY[1] = cellY;
foundCellSpan = true;
// If appropriate, either create a folder or add to an existing folder
if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0,
true, 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);
} else {
// Adding a shortcut to a Folder.
FolderIcon folderIcon = findFolderIcon(container);
if (folderIcon != null) {
FolderInfo folderInfo = (FolderInfo) folderIcon.getTag();
folderInfo.add(info, args.rank, false);
} else {
Log.e(TAG, "Could not find folder with id " + container + " to add shortcut.");
}
}
}
public FolderIcon findFolderIcon(final long folderIconId) {
return (FolderIcon) mWorkspace.getFirstMatch(new ItemOperator() {
@Override
public boolean evaluate(ItemInfo info, View view) {
return info != null && info.id == folderIconId;
}
});
}
/**
* Add a widget to the workspace.
*
* @param appWidgetId The app widget id
*/
@Thunk void completeAddAppWidget(int appWidgetId, ItemInfo itemInfo,
AppWidgetHostView hostView, LauncherAppWidgetProviderInfo appWidgetInfo) {
if (appWidgetInfo == null) {
appWidgetInfo = mAppWidgetManager.getLauncherAppWidgetInfo(appWidgetId);
}
LauncherAppWidgetInfo launcherInfo;
launcherInfo = new LauncherAppWidgetInfo(appWidgetId, appWidgetInfo.provider);
launcherInfo.spanX = itemInfo.spanX;
launcherInfo.spanY = itemInfo.spanY;
launcherInfo.minSpanX = itemInfo.minSpanX;
launcherInfo.minSpanY = itemInfo.minSpanY;
launcherInfo.user = appWidgetInfo.getProfile();
getModelWriter().addItemToDatabase(launcherInfo,
itemInfo.container, itemInfo.screenId, itemInfo.cellX, itemInfo.cellY);
if (hostView == null) {
// Perform actual inflation because we're live
hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo);
}
hostView.setVisibility(View.VISIBLE);
prepareAppWidget(hostView, launcherInfo);
mWorkspace.addInScreen(hostView, launcherInfo);
}
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)) {
// Reset AllApps to its initial state only if we are not in the middle of
// processing a multi-step drop
if (mAppsView != null && mPendingRequestArgs == null) {
mStateManager.goToState(NORMAL);
}
mShouldFadeInScrim = true;
} else if (Intent.ACTION_USER_PRESENT.equals(action)) {
// ACTION_USER_PRESENT is sent after onStart/onResume. This covers the case where
// the user unlocked and the Launcher is not in the foreground.
mShouldFadeInScrim = false;
}
}
};
public void updateIconBadges(final Set<PackageUserKey> updatedBadges) {
Runnable r = new Runnable() {
@Override
public void run() {
mWorkspace.updateIconBadges(updatedBadges);
mAppsView.updateIconBadges(updatedBadges);
BaseActionPopup popup = BaseActionPopup.getOpen(Launcher.this);
if (popup instanceof PopupContainerWithArrow) {
((PopupContainerWithArrow) popup).updateNotificationHeader(updatedBadges);
}
}
};
if (!waitUntilResume(r)) {
r.run();
}
}
@Override
public void onAttachedToWindow() {
super.onAttachedToWindow();
FirstFrameAnimatorHelper.initializeDrawListener(getWindow().getDecorView());
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onAttachedToWindow();
}
}
@Override
public void onDetachedFromWindow() {
super.onDetachedFromWindow();
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onDetachedFromWindow();
}
}
public DragLayer getDragLayer() {
return mDragLayer;
}
public AllAppsContainerView getAppsView() {
return mAppsView;
}
public Workspace getWorkspace() {
return mWorkspace;
}
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;
}
public int getOrientation() { return mOrientation; }
@Override
protected void onNewIntent(Intent intent) {
TraceHelper.beginSection("NEW_INTENT");
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 && isInState(NORMAL)
&& 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();
AbstractFloatingView topOpenView = AbstractFloatingView.getTopOpenView(this);
if (topOpenView != null) {
topOpenView.logActionCommand(Action.Command.HOME_INTENT);
} else if (alreadyOnHome) {
Target target = newContainerTarget(mStateManager.getState().containerType);
target.pageIndex = mWorkspace.getCurrentPage();
ued.logActionCommand(Action.Command.HOME_INTENT, target);
}
// In all these cases, only animate if we're already on home
AbstractFloatingView.closeAllOpenViews(this, alreadyOnHome);
mStateManager.goToState(NORMAL, alreadyOnHome /* animated */);
final View v = getWindow().peekDecorView();
if (v != null && v.getWindowToken() != null) {
UiThreadHelper.hideKeyboardAsync(this, v.getWindowToken());
}
// Reset the apps view
if (!alreadyOnHome && mAppsView != null) {
mAppsView.reset();
}
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) {
if (shouldMoveToDefaultScreen && !mWorkspace.isTouchActive()) {
mWorkspace.post(new Runnable() {
@Override
public void run() {
if (mWorkspace != null) {
mWorkspace.moveToDefaultScreen();
}
}
});
}
}
TraceHelper.endSection("NEW_INTENT");
}
@Override
public void onRestoreInstanceState(Bundle state) {
super.onRestoreInstanceState(state);
for (int page: mSynchronouslyBoundPages) {
mWorkspace.restoreInstanceStateForChild(page);
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
if (mWorkspace.getChildCount() > 0) {
outState.putInt(RUNTIME_STATE_CURRENT_SCREEN, mWorkspace.getNextPage());
}
outState.putInt(RUNTIME_STATE, mStateManager.getState().ordinal);
AbstractFloatingView widgets = AbstractFloatingView
.getOpenView(this, AbstractFloatingView.TYPE_WIDGETS_FULL_SHEET);
if (widgets != null) {
SparseArray<Parcelable> widgetsState = new SparseArray<>();
widgets.saveHierarchyState(widgetsState);
outState.putSparseParcelableArray(RUNTIME_STATE_WIDGET_PANEL, widgetsState);
} else {
outState.remove(RUNTIME_STATE_WIDGET_PANEL);
}
// We close any open folders and shortcut containers 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);
}
super.onSaveInstanceState(outState);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onSaveInstanceState(outState);
}
}
@Override
public void onDestroy() {
super.onDestroy();
unregisterReceiver(mReceiver);
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);
WallpaperColorInfo.getInstance(this).setOnThemeChangeListener(null);
LauncherAnimUtils.onDestroyActivity();
clearPendingBinds();
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
mStateManager.goToState(NORMAL);
}
/**
* 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);
}
}
@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) {
mWorkspaceLoading = value;
}
public void setWaitingForResult(PendingRequestArgs args) {
mPendingRequestArgs = args;
}
void addAppWidgetFromDropImpl(int appWidgetId, ItemInfo info, AppWidgetHostView boundWidget,
WidgetAddFlowHandler addFlowHandler) {
if (LOGD) {
Log.d(TAG, "Adding widget from drop");
}
addAppWidgetImpl(appWidgetId, info, boundWidget, addFlowHandler, 0);
}
void addAppWidgetImpl(int appWidgetId, ItemInfo info,
AppWidgetHostView boundWidget, WidgetAddFlowHandler addFlowHandler, int delay) {
if (!addFlowHandler.startConfigActivity(this, appWidgetId, info, REQUEST_CREATE_APPWIDGET)) {
// If the configuration flow was not started, add the widget
Runnable onComplete = new Runnable() {
@Override
public void run() {
// Exit spring loaded mode if necessary after adding the widget
mStateManager.goToState(NORMAL, SPRING_LOADED_EXIT_DELAY);
}
};
completeAddAppWidget(appWidgetId, info, boundWidget, addFlowHandler.getProviderInfo(this));
mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete, delay, false);
}
}
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;
final int appWidgetId;
WidgetAddFlowHandler addFlowHandler = info.getHandler();
if (hostView != null) {
// In the case where we've prebound the widget, we remove it from the DragLayer
if (LOGD) {
Log.d(TAG, "Removing widget view from drag layer and setting boundWidget to null");
}
getDragLayer().removeView(hostView);
appWidgetId = hostView.getAppWidgetId();
addAppWidgetFromDropImpl(appWidgetId, info, hostView, addFlowHandler);
// Clear the boundWidget so that it doesn't get destroyed.
info.boundWidget = null;
} else {
// In this case, we either need to start an activity to get permission to bind
// the widget, or we need to start an activity to configure the widget, or both.
if (FeatureFlags.ENABLE_CUSTOM_WIDGETS &&
info.itemType == LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET) {
appWidgetId = CustomWidgetParser.getWidgetIdForCustomProvider(
this, info.componentName);
} else {
appWidgetId = getAppWidgetHost().allocateAppWidgetId();
}
Bundle options = info.bindOptions;
boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
appWidgetId, info.info, options);
if (success) {
addAppWidgetFromDropImpl(appWidgetId, info, null, addFlowHandler);
} else {
addFlowHandler.startBindFlow(this, appWidgetId, info, REQUEST_BIND_APPWIDGET);
}
}
}
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) {
topView.onBackPressed();
} else if (!isInState(NORMAL)) {
ued.logActionCommand(Action.Command.BACK, mStateManager.getState().containerType);
mStateManager.goToState(NORMAL);
} else {
// 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 (isInState(OVERVIEW)) {
getUserEventDispatcher().logActionOnContainer(LauncherLogProto.Action.Type.TOUCH,
LauncherLogProto.Action.Direction.NONE,
LauncherLogProto.ContainerType.OVERVIEW, mWorkspace.getCurrentPage());
mStateManager.goToState(NORMAL);
}
return;
}
if (v instanceof CellLayout) {
if (isInState(OVERVIEW)) {
int page = mWorkspace.indexOfChild(v);
getUserEventDispatcher().logActionOnContainer(LauncherLogProto.Action.Type.TOUCH,
LauncherLogProto.Action.Direction.NONE,
LauncherLogProto.ContainerType.OVERVIEW, page);
mWorkspace.snapToPageFromOverView(page);
mStateManager.goToState(NORMAL);
}
return;
}
Object tag = v.getTag();
if (tag instanceof ShortcutInfo) {
onClickAppShortcut(v);
} else if (tag instanceof FolderInfo) {
if (v instanceof FolderIcon) {
onClickFolderIcon(v);
}
} else if ((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 or "caret" that appears on the home screen, which
* enters all apps mode. In verticalBarLayout the caret can be seen when all apps is open, and
* so in that case reverses the action.
*
* @param v The view that was clicked.
*/
protected void onClickAllAppsButton(View v) {
if (LOGD) Log.d(TAG, "onClickAllAppsButton");
if (!isInState(ALL_APPS)) {
getUserEventDispatcher().logActionOnControl(Action.Touch.TAP,
ControlType.ALL_APPS_BUTTON);
mStateManager.goToState(ALL_APPS);
} else {
mStateManager.goToState(NORMAL);
}
}
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);
startActivitySafely(v, intent, item);
}
/**
* 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.hasPromiseIconUi()) {
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;
if (item instanceof PromiseAppInfo) {
PromiseAppInfo promiseAppInfo = (PromiseAppInfo) item;
intent = promiseAppInfo.getMarketIntent();
} else {
intent = item.getIntent();
}
if (intent == null) {
throw new IllegalArgumentException("Input must have a valid intent");
}
startActivitySafely(v, intent, item);
}
/**
* 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 {
WidgetsFullSheet.show(this, true /* animated */);
}
}
/**
* 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));
}
@Override
public void onAccessibilityStateChanged(boolean enabled) {
mDragLayer.onAccessibilityStateChanged(enabled);
}
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 BubbleTextView) {
// Launch from center of icon, not entire view
Drawable icon = ((BubbleTextView) v).getIcon();
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) {
mAppLaunchSuccess = false;
if (mIsSafeModeEnabled && !Utilities.isSystemApp(this, intent)) {
Toast.makeText(this, R.string.safemode_shortcut_error, Toast.LENGTH_SHORT).show();
return mAppLaunchSuccess;
}
// 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);
}
if (v instanceof BubbleTextView) {
// This is set to the view that launched the activity that navigated the user away
// from launcher. Since there is no callback for when the activity has finished
// launching, enable the press state and keep this reference to reset the press
// state when we return to launcher.
BubbleTextView btv = (BubbleTextView) v;
btv.setStayPressed(true);
setOnResumeCallback(btv);
}
mAppLaunchSuccess = true;
getUserEventDispatcher().logAppLaunch(v, intent); // TODO for discovered apps b/35802115
} 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 mAppLaunchSuccess;
}
@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 (!isInState(NORMAL) && !isInState(OVERVIEW)) return false;
boolean ignoreLongPressToOverview =
mDeviceProfile.shouldIgnoreLongPressToOverview(mLastDispatchTouchEventX);
if (v instanceof Workspace) {
if (!isInState(OVERVIEW)) {
if (!mWorkspace.isTouchActive() && !ignoreLongPressToOverview) {
getUserEventDispatcher().logActionOnContainer(Action.Touch.LONGPRESS,
Action.Direction.NONE, ContainerType.WORKSPACE,
mWorkspace.getCurrentPage());
getStateManager().goToState(OVERVIEW);
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.isPageRearrangeEnabled()) {
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());
getStateManager().goToState(OVERVIEW);
}
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);
}
}
@Override
public void onTrimMemory(int level) {
super.onTrimMemory(level);
if (level >= ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN) {
// The widget preview db can result in holding onto over
// 3MB of memory for caching which isn't necessary.
SQLiteDatabase.releaseMemory();
// This clears all widget bitmaps from the widget tray
// TODO(hyunyoungs)
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onTrimMemory(level);
}
}
@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
final boolean result = super.dispatchPopulateAccessibilityEvent(event);
final List<CharSequence> text = event.getText();
text.clear();
// Populate event with a fake title based on the current state.
// TODO: When can workspace be null?
text.add(mWorkspace == null
? getString(R.string.all_apps_home_button_label)
: mStateManager.getState().getDescription(this));
return result;
}
/**
* 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) {
if (mPaused) {
if (LOGD) Log.d(TAG, "Deferring update until onResume");
if (run instanceof RunnableWithId) {
// Remove any runnables which have the same id
while (mBindOnResumeCallbacks.remove(run)) { }
}
mBindOnResumeCallbacks.add(run);
return true;
} else {
return false;
}
}
public void setOnResumeCallback(OnResumeCallback callback) {
if (mOnResumeCallback != null) {
mOnResumeCallback.onLauncherResume();
}
mOnResumeCallback = callback;
}
/**
* 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() {
TraceHelper.beginSection("startBinding");
// Floating panels (except the full widget sheet) are associated with individual icons. If
// we are starting a fresh bind, close all such panels as all the icons are about
// to go away.
AbstractFloatingView.closeOpenViews(this, true,
AbstractFloatingView.TYPE_ALL & ~AbstractFloatingView.TYPE_WIDGETS_FULL_SHEET);
setWorkspaceLoading(true);
// Clear the workspace because it's going to be rebound
mWorkspace.clearDropTargets();
mWorkspace.removeAllWorkspaceScreens();
if (mHotseat != null) {
mHotseat.resetLayout();
}
TraceHelper.endSection("startBinding");
}
@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);
LauncherModel.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);
// 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);
}
}
}
@Override
public void bindAppsAdded(final ArrayList<Long> newScreens,
final ArrayList<ItemInfo> addNotAnimated,
final ArrayList<ItemInfo> addAnimated) {
Runnable r = new Runnable() {
public void run() {
bindAppsAdded(newScreens, addNotAnimated, addAnimated);
}
};
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, false);
}
if (addAnimated != null && !addAnimated.isEmpty()) {
bindItems(addAnimated, true);
}
// Remove the extra empty screen
mWorkspace.removeExtraEmptyScreen(false, false);
}
/**
* Bind the items start-end from the list.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public void bindItems(final List<ItemInfo> items, final boolean forceAnimateIcons) {
Runnable r = new Runnable() {
public void run() {
bindItems(items, 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<>();
final boolean animateIcons = forceAnimateIcons && canRunNewAppsAnimation();
Workspace workspace = mWorkspace;
long newItemsScreenId = -1;
int end = items.size();
for (int i = 0; i < end; i++) {
final ItemInfo item = items.get(i);
// Short circuit if we are loading dock items for a configuration which has no dock
if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT &&
mHotseat == null) {
continue;
}
final View view;
switch (item.itemType) {
case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT: {
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:
case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: {
view = inflateAppWidget((LauncherAppWidgetInfo) item);
if (view == null) {
continue;
}
break;
}
default:
throw new RuntimeException("Invalid Item Type");
}
/*
* Remove colliding items.
*/
if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
CellLayout cl = mWorkspace.getScreenWithId(item.screenId);
if (cl != null && cl.isOccupied(item.cellX, item.cellY)) {
View v = cl.getChildAt(item.cellX, item.cellY);
Object tag = v.getTag();
String desc = "Collision while binding workspace item: " + item
+ ". Collides with " + tag;
if (FeatureFlags.IS_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.
*/
public void bindAppWidget(LauncherAppWidgetInfo item) {
View view = inflateAppWidget(item);
if (view != null) {
mWorkspace.addInScreen(view, item);
mWorkspace.requestLayout();
}
}
private View inflateAppWidget(LauncherAppWidgetInfo item) {
if (mIsSafeModeEnabled) {
PendingAppWidgetHostView view =
new PendingAppWidgetHostView(this, item, mIconCache, true);
prepareAppWidget(view, item);
return view;
}
TraceHelper.beginSection("BIND_WIDGET");
final LauncherAppWidgetProviderInfo appWidgetInfo;
if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) {
// If the provider is not ready, bind as a pending widget.
appWidgetInfo = null;
} else if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID)) {
// The widget id is not valid. Try to find the widget based on the provider info.
appWidgetInfo = mAppWidgetManager.findProvider(item.providerName, item.user);
} else {
appWidgetInfo = mAppWidgetManager.getLauncherAppWidgetInfo(item.appWidgetId);
}
// If the provider is ready, but the width is not yet restored, try to restore it.
if (!item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) &&
(item.restoreStatus != LauncherAppWidgetInfo.RESTORE_COMPLETED)) {
if (appWidgetInfo == null) {
Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
+ " belongs to component " + item.providerName
+ ", as the provider is null");
getModelWriter().deleteItemFromDatabase(item);
return null;
}
// If we do not have a valid id, try to bind an id.
if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID)) {
if (!item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_ALLOCATED)) {
// Id has not been allocated yet. Allocate a new id.
item.appWidgetId = mAppWidgetHost.allocateAppWidgetId();
item.restoreStatus |= LauncherAppWidgetInfo.FLAG_ID_ALLOCATED;
// Also try to bind the widget. If the bind fails, the user will be shown
// a click to setup UI, which will ask for the bind permission.
PendingAddWidgetInfo pendingInfo = new PendingAddWidgetInfo(appWidgetInfo);
pendingInfo.spanX = item.spanX;
pendingInfo.spanY = item.spanY;
pendingInfo.minSpanX = item.minSpanX;
pendingInfo.minSpanY = item.minSpanY;
Bundle options = WidgetHostViewLoader.getDefaultOptionsForWidget(this, pendingInfo);
boolean isDirectConfig =
item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_DIRECT_CONFIG);
if (isDirectConfig && item.bindOptions != null) {
Bundle newOptions = item.bindOptions.getExtras();
if (options != null) {
newOptions.putAll(options);
}
options = newOptions;
}
boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
item.appWidgetId, appWidgetInfo, options);
// We tried to bind once. If we were not able to bind, we would need to
// go through the permission dialog, which means we cannot skip the config
// activity.
item.bindOptions = null;
item.restoreStatus &= ~LauncherAppWidgetInfo.FLAG_DIRECT_CONFIG;
// Bind succeeded
if (success) {
// If the widget has a configure activity, it is still needs to set it up,
// otherwise the widget is ready to go.
item.restoreStatus = (appWidgetInfo.configure == null) || isDirectConfig
? LauncherAppWidgetInfo.RESTORE_COMPLETED
: LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
}
getModelWriter().updateItemInDatabase(item);
}
} else if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_UI_NOT_READY)
&& (appWidgetInfo.configure == null)) {
// The widget was marked as UI not ready, but there is no configure activity to
// update the UI.
item.restoreStatus = LauncherAppWidgetInfo.RESTORE_COMPLETED;
getModelWriter().updateItemInDatabase(item);
}
}
final AppWidgetHostView view;
if (item.restoreStatus == LauncherAppWidgetInfo.RESTORE_COMPLETED) {
// Verify that we own the widget
if (appWidgetInfo == null) {
FileLog.e(TAG, "Removing invalid widget: id=" + item.appWidgetId);
deleteWidgetInfo(item);
return null;
}
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);
TraceHelper.endSection("BIND_WIDGET", "id=" + item.appWidgetId);
return view;
}
/**
* Restores a pending widget.
*
* @param appWidgetId The app widget id
*/
private LauncherAppWidgetInfo completeRestoreAppWidget(int appWidgetId, int finalRestoreFlag) {
LauncherAppWidgetHostView view = mWorkspace.getWidgetForAppWidgetId(appWidgetId);
if ((view == null) || !(view instanceof PendingAppWidgetHostView)) {
Log.e(TAG, "Widget update called, when the widget no longer exists.");
return null;
}
LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) view.getTag();
info.restoreStatus = finalRestoreFlag;
if (info.restoreStatus == LauncherAppWidgetInfo.RESTORE_COMPLETED) {
info.pendingItemInfo = null;
}
if (((PendingAppWidgetHostView) view).isReinflateIfNeeded()) {
view.reinflate();
}
getModelWriter().updateItemInDatabase(info);
return info;
}
public void onPageBoundSynchronously(int page) {
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;
}
TraceHelper.beginSection("finishBindingItems");
mWorkspace.restoreInstanceStateForRemainingPages();
setWorkspaceLoading(false);
if (mPendingActivityResult != null) {
handleActivityResult(mPendingActivityResult.requestCode,
mPendingActivityResult.resultCode, mPendingActivityResult.data);
mPendingActivityResult = null;
}
InstallShortcutReceiver.disableAndFlushInstallQueue(
InstallShortcutReceiver.FLAG_LOADER_RUNNING, this);
NotificationListener.setNotificationsChangedListener(mPopupDataProvider);
TraceHelper.endSection("finishBindingItems");
}
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();
}
/**
* Add the icons for all apps.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void bindAllApplications(final ArrayList<AppInfo> apps) {
Runnable r = new RunnableWithId(RUNNABLE_ID_BIND_APPS) {
public void run() {
bindAllApplications(apps);
}
};
if (waitUntilResume(r)) {
return;
}
if (mAppsView != null) {
Executor pendingExecutor = getPendingExecutor();
if (pendingExecutor != null && !isInState(ALL_APPS)) {
// Wait until the fade in animation has finished before setting all apps list.
pendingExecutor.execute(r);
return;
}
mAppsView.setApps(apps);
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.bindAllApplications(apps);
}
}
/**
* Returns an Executor that will run after the launcher is first drawn (including after the
* initial fade in animation). Returns null if the first draw has already occurred.
*/
public @Nullable Executor getPendingExecutor() {
return mPendingExecutor != null && mPendingExecutor.canQueue() ? mPendingExecutor : null;
}
/**
* 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 bindAppsAddedOrUpdated(final ArrayList<AppInfo> apps) {
Runnable r = new Runnable() {
public void run() {
bindAppsAddedOrUpdated(apps);
}
};
if (waitUntilResume(r)) {
return;
}
if (mAppsView != null) {
mAppsView.addOrUpdateApps(apps);
}
}
@Override
public void bindPromiseAppProgressUpdated(final PromiseAppInfo app) {
Runnable r = new Runnable() {
public void run() {
bindPromiseAppProgressUpdated(app);
}
};
if (waitUntilResume(r)) {
return;
}
if (mAppsView != null) {
mAppsView.updatePromiseAppProgress(app);
}
}
@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.
*/
@Override
public void bindShortcutsChanged(final ArrayList<ShortcutInfo> updated, final UserHandle user) {
Runnable r = new Runnable() {
public void run() {
bindShortcutsChanged(updated, user);
}
};
if (waitUntilResume(r)) {
return;
}
if (!updated.isEmpty()) {
mWorkspace.updateShortcuts(updated);
}
}
/**
* Update the state of a package, typically related to install state.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public void bindRestoreItemsChange(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 ItemInfoMatcher matcher) {
Runnable r = new Runnable() {
public void run() {
bindWorkspaceComponentsRemoved(matcher);
}
};
if (waitUntilResume(r)) {
return;
}
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);
}
}
@Override
public void bindAllWidgets(final ArrayList<WidgetListRowEntry> allWidgets) {
mPopupDataProvider.setAllWidgets(allWidgets);
Runnable r = new RunnableWithId(RUNNABLE_ID_BIND_WIDGETS) {
@Override
public void run() {
bindAllWidgets(allWidgets);
}
};
if (waitUntilResume(r)) {
return;
}
AbstractFloatingView topView = AbstractFloatingView.getTopOpenView(this);
if (topView != null) {
topView.onWidgetsBound();
}
}
/**
* @param packageUser if null, refreshes all widgets and shortcuts, otherwise only
* refreshes the widgets and shortcuts associated with the given package/user
*/
public void refreshAndBindWidgetsForPackageUser(@Nullable PackageUserKey packageUser) {
mModel.refreshAndBindWidgetsAndShortcuts(packageUser);
}
public boolean isRotationEnabled () {
return mRotationEnabled;
}
private boolean shouldShowDiscoveryBounce() {
return isInState(NORMAL)
&& !mSharedPrefs.getBoolean(AllAppsState.APPS_VIEW_SHOWN, false)
&& !UserManagerCompat.getInstance(this).isDemoUser();
}
/**
* $ adb shell dumpsys activity com.android.launcher3.Launcher [--all]
*/
@Override
public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) {
super.dump(prefix, fd, writer, args);
if (args.length > 0 && TextUtils.equals(args[0], "--all")) {
writer.println(prefix + "Workspace Items");
for (int i = 0; i < mWorkspace.getPageCount(); i++) {
writer.println(prefix + " Homescreen " + i);
ViewGroup layout = ((CellLayout) mWorkspace.getPageAt(i)).getShortcutsAndWidgets();
for (int j = 0; j < layout.getChildCount(); j++) {
Object tag = layout.getChildAt(j).getTag();
if (tag != null) {
writer.println(prefix + " " + tag.toString());
}
}
}
writer.println(prefix + " Hotseat");
ViewGroup layout = mHotseat.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 (isInState(NORMAL)) {
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 (isInState(NORMAL)) {
getStateManager().goToState(ALL_APPS);
return true;
}
break;
case KeyEvent.KEYCODE_S: {
View focusedView = getCurrentFocus();
if (focusedView instanceof BubbleTextView
&& focusedView.getTag() instanceof ItemInfo
&& mAccessibilityDelegate.performAction(focusedView,
(ItemInfo) focusedView.getTag(),
LauncherAccessibilityDelegate.DEEP_SHORTCUTS)) {
BaseActionPopup.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 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)) {
// Recreate the activity so that it initializes the rotation preference again.
recreate();
}
}
}
/**
* Callback for listening for onResume
*/
public interface OnResumeCallback {
void onLauncherResume();
}
}