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LeafOS / LeafOS-Project / android_packages_apps_Launcher3 / ddec1c739ef37c3a042982b8943fe42e04b65f4c / . / 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 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.Activity;
import android.app.ActivityManager;
import android.app.ActivityOptions;
import android.app.AlertDialog;
import android.app.SearchManager;
import android.appwidget.AppWidgetHostView;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProviderInfo;
import android.content.ActivityNotFoundException;
import android.content.BroadcastReceiver;
import android.content.ComponentCallbacks2;
import android.content.ComponentName;
import android.content.ContentValues;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.IntentSender;
import android.content.SharedPreferences;
import android.content.pm.ActivityInfo;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.res.Configuration;
import android.database.sqlite.SQLiteDatabase;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Point;
import android.graphics.PorterDuff;
import android.graphics.Rect;
import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.Drawable;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.os.Handler;
import android.os.Message;
import android.os.StrictMode;
import android.os.SystemClock;
import android.os.UserHandle;
import android.text.Selection;
import android.text.SpannableStringBuilder;
import android.text.TextUtils;
import android.text.method.TextKeyListener;
import android.util.Log;
import android.view.Display;
import android.view.HapticFeedbackConstants;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MotionEvent;
import android.view.Surface;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnLongClickListener;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.view.WindowManager;
import android.view.accessibility.AccessibilityEvent;
import android.view.accessibility.AccessibilityManager;
import android.view.animation.OvershootInterpolator;
import android.view.inputmethod.InputMethodManager;
import android.widget.Advanceable;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
import com.android.launcher3.DropTarget.DragObject;
import com.android.launcher3.PagedView.PageSwitchListener;
import com.android.launcher3.allapps.AllAppsContainerView;
import com.android.launcher3.allapps.DefaultAppSearchController;
import com.android.launcher3.compat.AppWidgetManagerCompat;
import com.android.launcher3.compat.LauncherActivityInfoCompat;
import com.android.launcher3.compat.LauncherAppsCompat;
import com.android.launcher3.compat.UserHandleCompat;
import com.android.launcher3.compat.UserManagerCompat;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.config.ProviderConfig;
import com.android.launcher3.dragndrop.DragController;
import com.android.launcher3.dragndrop.DragLayer;
import com.android.launcher3.dragndrop.DragView;
import com.android.launcher3.dynamicui.ExtractedColors;
import com.android.launcher3.folder.Folder;
import com.android.launcher3.folder.FolderIcon;
import com.android.launcher3.logging.LoggerUtils;
import com.android.launcher3.logging.UserEventLogger;
import com.android.launcher3.model.WidgetsModel;
import com.android.launcher3.userevent.nano.LauncherLogProto;
import com.android.launcher3.util.ComponentKey;
import com.android.launcher3.util.LongArrayMap;
import com.android.launcher3.util.TestingUtils;
import com.android.launcher3.util.Thunk;
import com.android.launcher3.util.ViewOnDrawExecutor;
import com.android.launcher3.widget.PendingAddWidgetInfo;
import com.android.launcher3.widget.WidgetHostViewLoader;
import com.android.launcher3.widget.WidgetsContainerView;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.text.DateFormat;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Locale;
/**
* Default launcher application.
*/
public class Launcher extends Activity
implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks,
View.OnTouchListener, PageSwitchListener, LauncherProviderChangeListener,
AccessibilityManager.AccessibilityStateChangeListener {
public static final String TAG = "Launcher";
static final boolean LOGD = false;
static final boolean PROFILE_STARTUP = false;
static final boolean DEBUG_WIDGETS = false;
static final boolean DEBUG_STRICT_MODE = false;
static final boolean DEBUG_RESUME_TIME = false;
static final boolean DEBUG_LOGGING = false;
static final boolean ENABLE_DEBUG_INTENTS = false; // allow DebugIntents to run
private static final int REQUEST_CREATE_SHORTCUT = 1;
private static final int REQUEST_CREATE_APPWIDGET = 5;
private static final int REQUEST_PICK_APPWIDGET = 9;
private static final int REQUEST_PICK_WALLPAPER = 10;
private static final int REQUEST_BIND_APPWIDGET = 11;
private static final int REQUEST_RECONFIGURE_APPWIDGET = 12;
private static final int REQUEST_PERMISSION_CALL_PHONE = 13;
private static final int WORKSPACE_BACKGROUND_GRADIENT = 0;
private static final int WORKSPACE_BACKGROUND_TRANSPARENT = 1;
private static final int WORKSPACE_BACKGROUND_BLACK = 2;
private static final float BOUNCE_ANIMATION_TENSION = 1.3f;
/**
* IntentStarter uses request codes starting with this. This must be greater than all activity
* request codes used internally.
*/
protected static final int REQUEST_LAST = 100;
// To turn on these properties, type
// adb shell setprop logTap.tag.PROPERTY_NAME [VERBOSE | SUPPRESS]
static final String DUMP_STATE_PROPERTY = "launcher_dump_state";
// The Intent extra that defines whether to ignore the launch animation
static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION =
"com.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: Content Values / parcelable
private static final String RUNTIME_STATE_PENDING_ADD_ITEM = "launcher.add_item";
// Type: parcelable
private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info";
// Type: parcelable
private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_ID = "launcher.add_widget_id";
static final String INTRO_SCREEN_DISMISSED = "launcher.intro_screen_dismissed";
static final String FIRST_RUN_ACTIVITY_DISPLAYED = "launcher.first_run_activity_displayed";
static final String FIRST_LOAD_COMPLETE = "launcher.first_load_complete";
static final String ACTION_FIRST_LOAD_COMPLETE =
"com.android.launcher3.action.FIRST_LOAD_COMPLETE";
private static final String QSB_WIDGET_ID = "qsb_widget_id";
private static final String QSB_WIDGET_PROVIDER = "qsb_widget_provider";
public static final String USER_HAS_MIGRATED = "launcher.user_migrated_from_old_data";
/** The different states that Launcher can be in. */
enum State { NONE, WORKSPACE, WORKSPACE_SPRING_LOADED, APPS, APPS_SPRING_LOADED,
WIDGETS, WIDGETS_SPRING_LOADED }
@Thunk State mState = State.WORKSPACE;
@Thunk LauncherStateTransitionAnimation mStateTransitionAnimation;
private boolean mIsSafeModeEnabled;
static final int APPWIDGET_HOST_ID = 1024;
public static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 500;
private static final int ON_ACTIVITY_RESULT_ANIMATION_DELAY = 500;
private static final int ACTIVITY_START_DELAY = 1000;
// How long to wait before the new-shortcut animation automatically pans the workspace
private static int NEW_APPS_PAGE_MOVE_DELAY = 500;
private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 5;
@Thunk static int NEW_APPS_ANIMATION_DELAY = 500;
private final BroadcastReceiver mCloseSystemDialogsReceiver
= new CloseSystemDialogsIntentReceiver();
@Thunk Workspace mWorkspace;
private View mLauncherView;
private View mPageIndicators;
@Thunk DragLayer mDragLayer;
private DragController mDragController;
public View mWeightWatcher;
private AppWidgetManagerCompat mAppWidgetManager;
private LauncherAppWidgetHost mAppWidgetHost;
@Thunk final ItemInfo mPendingAddInfo = new ItemInfo();
private LauncherAppWidgetProviderInfo mPendingAddWidgetInfo;
private int mPendingAddWidgetId = -1;
private int[] mTmpAddItemCellCoordinates = new int[2];
@Thunk Hotseat mHotseat;
private ViewGroup mOverviewPanel;
private View mAllAppsButton;
private View mWidgetsButton;
private SearchDropTargetBar mSearchDropTargetBar;
private AppInfoDropTargetBar mAppInfoDropTargetBar;
// Main container view for the all apps screen.
@Thunk AllAppsContainerView mAppsView;
// Main container view and the model for the widget tray screen.
@Thunk WidgetsContainerView mWidgetsView;
@Thunk WidgetsModel mWidgetsModel;
private AppWidgetHostView mQsb;
private Bundle mSavedState;
// We set the state in both onCreate and then onNewIntent in some cases, which causes both
// scroll issues (because the workspace may not have been measured yet) and extra work.
// Instead, just save the state that we need to restore Launcher to, and commit it in onResume.
private State mOnResumeState = State.NONE;
private SpannableStringBuilder mDefaultKeySsb = null;
@Thunk boolean mWorkspaceLoading = true;
private boolean mPaused = true;
private boolean mRestoring;
private boolean mWaitingForResult;
private boolean mOnResumeNeedsLoad;
private ArrayList<Runnable> mBindOnResumeCallbacks = new ArrayList<Runnable>();
private ArrayList<Runnable> mOnResumeCallbacks = new ArrayList<Runnable>();
private ViewOnDrawExecutor mPendingExecutor;
private LauncherModel mModel;
private IconCache mIconCache;
private ExtractedColors mExtractedColors;
@Thunk boolean mUserPresent = true;
private boolean mVisible = false;
private boolean mHasFocus = false;
private boolean mAttached = false;
private LauncherClings mClings;
private View.OnTouchListener mHapticFeedbackTouchListener;
// Related to the auto-advancing of widgets
private final int ADVANCE_MSG = 1;
private static final int ADVANCE_INTERVAL = 20000;
private static final int ADVANCE_STAGGER = 250;
private boolean mAutoAdvanceRunning = false;
private long mAutoAdvanceSentTime;
private long mAutoAdvanceTimeLeft = -1;
@Thunk HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance = new HashMap<>();
// Determines how long to wait after a rotation before restoring the screen orientation to
// match the sensor state.
private static final int RESTORE_SCREEN_ORIENTATION_DELAY = 500;
@Thunk Drawable mWorkspaceBackgroundDrawable;
private final ArrayList<Integer> mSynchronouslyBoundPages = new ArrayList<Integer>();
private static final boolean DISABLE_SYNCHRONOUS_BINDING_CURRENT_PAGE = false;
private static final ArrayList<String> sDumpLogs = new ArrayList<String>();
private static final Date sDateStamp = new Date();
private static final DateFormat sDateFormat =
DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT);
// We only want to get the SharedPreferences once since it does an FS stat each time we get
// it from the context.
private SharedPreferences mSharedPrefs;
// Holds the page that we need to animate to, and the icon views that we need to animate up
// when we scroll to that page on resume.
@Thunk ImageView mFolderIconImageView;
private Bitmap mFolderIconBitmap;
private Canvas mFolderIconCanvas;
private Rect mRectForFolderAnimation = new Rect();
private DeviceProfile mDeviceProfile;
private boolean mMoveToDefaultScreenFromNewIntent;
// This is set to the view that launched the activity that navigated the user away from
// launcher. Since there is no callback for when the activity has finished launching, enable
// the press state and keep this reference to reset the press state when we return to launcher.
private BubbleTextView mWaitingForResume;
protected static HashMap<String, CustomAppWidget> sCustomAppWidgets =
new HashMap<String, CustomAppWidget>();
static {
if (TestingUtils.ENABLE_CUSTOM_WIDGET_TEST) {
TestingUtils.addDummyWidget(sCustomAppWidgets);
}
}
@Thunk Runnable mBuildLayersRunnable = new Runnable() {
public void run() {
if (mWorkspace != null) {
mWorkspace.buildPageHardwareLayers();
}
}
};
private static PendingAddArguments sPendingAddItem;
@Thunk static class PendingAddArguments {
int requestCode;
Intent intent;
long container;
long screenId;
int cellX;
int cellY;
int appWidgetId;
}
private UserEventLogger mUserEventLogger;
public FocusIndicatorView mFocusHandler;
private boolean mRotationEnabled = false;
@Thunk void setOrientation() {
if (mRotationEnabled) {
unlockScreenOrientation(true);
} else {
setRequestedOrientation(
ActivityInfo.SCREEN_ORIENTATION_NOSENSOR);
}
}
private Runnable mUpdateOrientationRunnable = new Runnable() {
public void run() {
setOrientation();
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
if (DEBUG_STRICT_MODE) {
StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder()
.detectDiskReads()
.detectDiskWrites()
.detectNetwork() // or .detectAll() for all detectable problems
.penaltyLog()
.build());
StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder()
.detectLeakedSqlLiteObjects()
.detectLeakedClosableObjects()
.penaltyLog()
.penaltyDeath()
.build());
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.preOnCreate();
}
super.onCreate(savedInstanceState);
LauncherAppState app = LauncherAppState.getInstance();
// Load configuration-specific DeviceProfile
mDeviceProfile = getResources().getConfiguration().orientation
== Configuration.ORIENTATION_LANDSCAPE ?
app.getInvariantDeviceProfile().landscapeProfile
: app.getInvariantDeviceProfile().portraitProfile;
mSharedPrefs = Utilities.getPrefs(this);
mIsSafeModeEnabled = getPackageManager().isSafeMode();
mModel = app.setLauncher(this);
mIconCache = app.getIconCache();
mDragController = new DragController(this);
mStateTransitionAnimation = new LauncherStateTransitionAnimation(this);
initLogger();
mAppWidgetManager = AppWidgetManagerCompat.getInstance(this);
mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID);
mAppWidgetHost.startListening();
// If we are getting an onCreate, we can actually preempt onResume and unset mPaused here,
// this also ensures that any synchronous binding below doesn't re-trigger another
// LauncherModel load.
mPaused = false;
if (PROFILE_STARTUP) {
android.os.Debug.startMethodTracing(
Environment.getExternalStorageDirectory() + "/launcher");
}
setContentView(R.layout.launcher);
app.getInvariantDeviceProfile().landscapeProfile.setSearchBarHeight(getSearchBarHeight());
app.getInvariantDeviceProfile().portraitProfile.setSearchBarHeight(getSearchBarHeight());
setupViews();
mDeviceProfile.layout(this);
mExtractedColors = new ExtractedColors();
loadExtractedColorsAndColorItems();
((AccessibilityManager) getSystemService(ACCESSIBILITY_SERVICE))
.addAccessibilityStateChangeListener(this);
lockAllApps();
mSavedState = savedInstanceState;
restoreState(mSavedState);
if (PROFILE_STARTUP) {
android.os.Debug.stopMethodTracing();
}
if (!mRestoring) {
if (DISABLE_SYNCHRONOUS_BINDING_CURRENT_PAGE) {
// If the user leaves launcher, then we should just load items asynchronously when
// they return.
mModel.startLoader(PagedView.INVALID_RESTORE_PAGE);
} else {
// We only load the page synchronously if the user rotates (or triggers a
// configuration change) while launcher is in the foreground
mModel.startLoader(mWorkspace.getRestorePage());
}
}
// For handling default keys
mDefaultKeySsb = new SpannableStringBuilder();
Selection.setSelection(mDefaultKeySsb, 0);
IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
registerReceiver(mCloseSystemDialogsReceiver, filter);
mRotationEnabled = 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());
}
// On large interfaces, or on devices that a user has specifically enabled screen rotation,
// we want the screen to auto-rotate based on the current orientation
setOrientation();
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onCreate(savedInstanceState);
}
if (shouldShowIntroScreen()) {
showIntroScreen();
} else {
showFirstRunActivity();
showFirstRunClings();
}
}
@Override
public void onSettingsChanged(String settings, boolean value) {
if (Utilities.ALLOW_ROTATION_PREFERENCE_KEY.equals(settings)) {
mRotationEnabled = value;
if (!waitUntilResume(mUpdateOrientationRunnable, true)) {
mUpdateOrientationRunnable.run();
}
}
}
@Override
public void onExtractedColorsChanged() {
loadExtractedColorsAndColorItems();
}
private void loadExtractedColorsAndColorItems() {
if (mExtractedColors != null) {
mExtractedColors.load(this);
// TODO: pass mExtractedColors to interested items such as hotseat.
}
}
private LauncherCallbacks mLauncherCallbacks;
public void onPostCreate(Bundle savedInstanceState) {
super.onPostCreate(savedInstanceState);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onPostCreate(savedInstanceState);
}
}
/**
* Call this after onCreate to set or clear overlay.
*/
public void setLauncherOverlay(LauncherOverlay overlay) {
if (overlay != null) {
overlay.setOverlayCallbacks(new LauncherOverlayCallbacksImpl());
}
mWorkspace.setLauncherOverlay(overlay);
}
public boolean setLauncherCallbacks(LauncherCallbacks callbacks) {
mLauncherCallbacks = callbacks;
mLauncherCallbacks.setLauncherSearchCallback(new Launcher.LauncherSearchCallbacks() {
private boolean mWorkspaceImportanceStored = false;
private boolean mHotseatImportanceStored = false;
private int mWorkspaceImportanceForAccessibility =
View.IMPORTANT_FOR_ACCESSIBILITY_AUTO;
private int mHotseatImportanceForAccessibility = View.IMPORTANT_FOR_ACCESSIBILITY_AUTO;
@Override
public void onSearchOverlayOpened() {
if (mWorkspaceImportanceStored || mHotseatImportanceStored) {
return;
}
// The underlying workspace and hotseat are temporarily suppressed by the search
// overlay. So they shouldn't be accessible.
if (mWorkspace != null) {
mWorkspaceImportanceForAccessibility =
mWorkspace.getImportantForAccessibility();
mWorkspace.setImportantForAccessibility(
View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS);
mWorkspaceImportanceStored = true;
}
if (mHotseat != null) {
mHotseatImportanceForAccessibility = mHotseat.getImportantForAccessibility();
mHotseat.setImportantForAccessibility(
View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS);
mHotseatImportanceStored = true;
}
}
@Override
public void onSearchOverlayClosed() {
if (mWorkspaceImportanceStored && mWorkspace != null) {
mWorkspace.setImportantForAccessibility(mWorkspaceImportanceForAccessibility);
}
if (mHotseatImportanceStored && mHotseat != null) {
mHotseat.setImportantForAccessibility(mHotseatImportanceForAccessibility);
}
mWorkspaceImportanceStored = false;
mHotseatImportanceStored = false;
}
});
return true;
}
@Override
public void onLauncherProviderChange() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onLauncherProviderChange();
}
}
/** To be overridden by subclasses to hint to Launcher that we have custom content */
protected boolean hasCustomContentToLeft() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.hasCustomContentToLeft();
}
return false;
}
/**
* To be overridden by subclasses to populate the custom content container and call
* {@link #addToCustomContentPage}. This will only be invoked if
* {@link #hasCustomContentToLeft()} is {@code true}.
*/
protected void populateCustomContentContainer() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.populateCustomContentContainer();
}
}
/**
* Invoked by subclasses to signal a change to the {@link #addCustomContentToLeft} value to
* ensure the custom content page is added or removed if necessary.
*/
protected void invalidateHasCustomContentToLeft() {
if (mWorkspace == null || mWorkspace.getScreenOrder().isEmpty()) {
// Not bound yet, wait for bindScreens to be called.
return;
}
if (!mWorkspace.hasCustomContent() && hasCustomContentToLeft()) {
// Create the custom content page and call the subclass to populate it.
mWorkspace.createCustomContentContainer();
populateCustomContentContainer();
} else if (mWorkspace.hasCustomContent() && !hasCustomContentToLeft()) {
mWorkspace.removeCustomContentPage();
}
}
/**
* Logger object is a singleton and does not have to be coupled with the foreground activity.
* Since most user event logging is done on the UI, the object is retrieved from the
* callback for convenience.
*/
private void initLogger() {
if (mLauncherCallbacks != null) {
mUserEventLogger = mLauncherCallbacks.getLogger();
}
if (mUserEventLogger == null) {
mUserEventLogger = new UserEventLogger(this) {
@Override
public void processEvent(LauncherLogProto.LauncherEvent ev) {
if (!DEBUG_LOGGING) {
return;
}
Log.d("UserEvent", String.format(Locale.US,
"action:%s\nchild:%s\nparent:%s\nelapsed container %d ms session %d ms",
LoggerUtils.getActionStr(ev.action),
LoggerUtils.getTargetStr(ev.srcTarget[0]),
LoggerUtils.getTargetStr(ev.srcTarget[1]),
ev.elapsedContainerMillis,
ev.elapsedSessionMillis));
}
};
}
}
public UserEventLogger getLogger() {
return mUserEventLogger;
}
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;
}
/**
* Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have
* a configuration step, this allows the proper animations to run after other transitions.
*/
private long completeAdd(PendingAddArguments args) {
long screenId = args.screenId;
if (args.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
// When the screen id represents an actual screen (as opposed to a rank) we make sure
// that the drop page actually exists.
screenId = ensurePendingDropLayoutExists(args.screenId);
}
switch (args.requestCode) {
case REQUEST_CREATE_SHORTCUT:
completeAddShortcut(args.intent, args.container, screenId, args.cellX,
args.cellY);
break;
case REQUEST_CREATE_APPWIDGET:
completeAddAppWidget(args.appWidgetId, args.container, screenId, null, null);
break;
case REQUEST_RECONFIGURE_APPWIDGET:
completeRestoreAppWidget(args.appWidgetId);
break;
}
// Before adding this resetAddInfo(), after a shortcut was added to a workspace screen,
// if you turned the screen off and then back while in All Apps, Launcher would not
// return to the workspace. Clearing mAddInfo.container here fixes this issue
resetAddInfo();
return screenId;
}
private void handleActivityResult(
final int requestCode, final int resultCode, final Intent data) {
// Reset the startActivity waiting flag
setWaitingForResult(false);
final int pendingAddWidgetId = mPendingAddWidgetId;
mPendingAddWidgetId = -1;
Runnable exitSpringLoaded = new Runnable() {
@Override
public void run() {
exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED),
EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT, null);
}
};
if (requestCode == REQUEST_BIND_APPWIDGET) {
// 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);
mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded,
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
} else if (resultCode == RESULT_OK) {
addAppWidgetImpl(appWidgetId, mPendingAddInfo, null,
mPendingAddWidgetInfo, ON_ACTIVITY_RESULT_ANIMATION_DELAY);
// When the user has granted permission to bind widgets, we should check to see if
// we can inflate the default search bar widget.
getOrCreateQsbBar();
}
return;
} else if (requestCode == REQUEST_PICK_WALLPAPER) {
if (resultCode == RESULT_OK && mWorkspace.isInOverviewMode()) {
// User could have free-scrolled between pages before picking a wallpaper; make sure
// we move to the closest one now.
mWorkspace.setCurrentPage(mWorkspace.getPageNearestToCenterOfScreen());
showWorkspace(false);
}
return;
}
boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET ||
requestCode == REQUEST_CREATE_APPWIDGET);
final boolean workspaceLocked = isWorkspaceLocked();
// We have special handling for widgets
if (isWidgetDrop) {
final int appWidgetId;
int widgetId = data != null ? data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1)
: -1;
if (widgetId < 0) {
appWidgetId = pendingAddWidgetId;
} else {
appWidgetId = widgetId;
}
final int result;
if (appWidgetId < 0 || resultCode == RESULT_CANCELED) {
Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not " +
"returned from the widget configuration activity.");
result = RESULT_CANCELED;
completeTwoStageWidgetDrop(result, appWidgetId);
final Runnable onComplete = new Runnable() {
@Override
public void run() {
exitSpringLoadedDragModeDelayed(false, 0, null);
}
};
if (workspaceLocked) {
// No need to remove the empty screen if we're mid-binding, as the
// the bind will not add the empty screen.
mWorkspace.postDelayed(onComplete, ON_ACTIVITY_RESULT_ANIMATION_DELAY);
} else {
mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete,
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
}
} else {
if (!workspaceLocked) {
if (mPendingAddInfo.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
// When the screen id represents an actual screen (as opposed to a rank)
// we make sure that the drop page actually exists.
mPendingAddInfo.screenId =
ensurePendingDropLayoutExists(mPendingAddInfo.screenId);
}
final CellLayout dropLayout = mWorkspace.getScreenWithId(mPendingAddInfo.screenId);
dropLayout.setDropPending(true);
final Runnable onComplete = new Runnable() {
@Override
public void run() {
completeTwoStageWidgetDrop(resultCode, appWidgetId);
dropLayout.setDropPending(false);
}
};
mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete,
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
} else {
PendingAddArguments args = preparePendingAddArgs(requestCode, data, appWidgetId,
mPendingAddInfo);
sPendingAddItem = args;
}
}
return;
}
if (requestCode == REQUEST_RECONFIGURE_APPWIDGET) {
if (resultCode == RESULT_OK) {
// Update the widget view.
PendingAddArguments args = preparePendingAddArgs(requestCode, data,
pendingAddWidgetId, mPendingAddInfo);
if (workspaceLocked) {
sPendingAddItem = args;
} else {
completeAdd(args);
}
}
// Leave the widget in the pending state if the user canceled the configure.
return;
}
if (requestCode == REQUEST_CREATE_SHORTCUT) {
// Handle custom shortcuts created using ACTION_CREATE_SHORTCUT.
if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) {
final PendingAddArguments args = preparePendingAddArgs(requestCode, data, -1,
mPendingAddInfo);
if (isWorkspaceLocked()) {
sPendingAddItem = args;
} else {
completeAdd(args);
mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded,
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
}
} else if (resultCode == RESULT_CANCELED) {
mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded,
ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
}
}
mDragLayer.clearAnimatedView();
}
@Override
protected void onActivityResult(
final int requestCode, final int resultCode, final Intent data) {
handleActivityResult(requestCode, resultCode, data);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onActivityResult(requestCode, resultCode, data);
}
}
/** @Override for MNC */
public void onRequestPermissionsResult(int requestCode, String[] permissions,
int[] grantResults) {
if (requestCode == REQUEST_PERMISSION_CALL_PHONE && sPendingAddItem != null
&& sPendingAddItem.requestCode == REQUEST_PERMISSION_CALL_PHONE) {
View v = null;
CellLayout layout = getCellLayout(sPendingAddItem.container, sPendingAddItem.screenId);
if (layout != null) {
v = layout.getChildAt(sPendingAddItem.cellX, sPendingAddItem.cellY);
}
Intent intent = sPendingAddItem.intent;
sPendingAddItem = null;
if (grantResults.length > 0
&& grantResults[0] == PackageManager.PERMISSION_GRANTED) {
startActivity(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.app_name)), Toast.LENGTH_SHORT).show();
}
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onRequestPermissionsResult(requestCode, permissions,
grantResults);
}
}
private PendingAddArguments preparePendingAddArgs(int requestCode, Intent data, int
appWidgetId, ItemInfo info) {
PendingAddArguments args = new PendingAddArguments();
args.requestCode = requestCode;
args.intent = data;
args.container = info.container;
args.screenId = info.screenId;
args.cellX = info.cellX;
args.cellY = info.cellY;
args.appWidgetId = appWidgetId;
return args;
}
/**
* Check to see if a given screen id exists. If not, create it at the end, return the new id.
*
* @param screenId the screen id to check
* @return the new screen, or screenId if it exists
*/
private long ensurePendingDropLayoutExists(long screenId) {
CellLayout dropLayout = mWorkspace.getScreenWithId(screenId);
if (dropLayout == null) {
// it's possible that the add screen was removed because it was
// empty and a re-bind occurred
mWorkspace.addExtraEmptyScreen();
return mWorkspace.commitExtraEmptyScreen();
} else {
return screenId;
}
}
@Thunk void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) {
CellLayout cellLayout = mWorkspace.getScreenWithId(mPendingAddInfo.screenId);
Runnable onCompleteRunnable = null;
int animationType = 0;
AppWidgetHostView boundWidget = null;
if (resultCode == RESULT_OK) {
animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION;
final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId,
mPendingAddWidgetInfo);
boundWidget = layout;
onCompleteRunnable = new Runnable() {
@Override
public void run() {
completeAddAppWidget(appWidgetId, mPendingAddInfo.container,
mPendingAddInfo.screenId, layout, null);
exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED),
EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT, null);
}
};
} else if (resultCode == RESULT_CANCELED) {
mAppWidgetHost.deleteAppWidgetId(appWidgetId);
animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION;
}
if (mDragLayer.getAnimatedView() != null) {
mWorkspace.animateWidgetDrop(mPendingAddInfo, cellLayout,
(DragView) mDragLayer.getAnimatedView(), onCompleteRunnable,
animationType, boundWidget, true);
} else if (onCompleteRunnable != null) {
// The animated view may be null in the case of a rotation during widget configuration
onCompleteRunnable.run();
}
}
@Override
protected void onStop() {
super.onStop();
FirstFrameAnimatorHelper.setIsVisible(false);
if (Utilities.isNycOrAbove()) {
mAppWidgetHost.stopListening();
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onStop();
}
}
@Override
protected void onStart() {
super.onStart();
FirstFrameAnimatorHelper.setIsVisible(true);
if (Utilities.isNycOrAbove()) {
mAppWidgetHost.startListening();
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onStart();
}
}
@Override
protected void onResume() {
long startTime = 0;
if (DEBUG_RESUME_TIME) {
startTime = System.currentTimeMillis();
Log.v(TAG, "Launcher.onResume()");
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.preOnResume();
}
super.onResume();
mUserEventLogger.resetElapsedSessionMillis();
// Restore the previous launcher state
if (mOnResumeState == State.WORKSPACE) {
showWorkspace(false);
} else if (mOnResumeState == State.APPS) {
boolean launchedFromApp = (mWaitingForResume != null);
// Don't update the predicted apps if the user is returning to launcher in the apps
// view after launching an app, as they may be depending on the UI to be static to
// switch to another app, otherwise, if it was
showAppsView(false /* animated */, false /* resetListToTop */,
!launchedFromApp /* updatePredictedApps */, false /* focusSearchBar */);
} else if (mOnResumeState == State.WIDGETS) {
showWidgetsView(false, false);
}
mOnResumeState = State.NONE;
// Background was set to gradient in onPause(), restore to transparent if in all apps.
setWorkspaceBackground(mState == State.WORKSPACE ? WORKSPACE_BACKGROUND_GRADIENT
: WORKSPACE_BACKGROUND_TRANSPARENT);
mPaused = false;
if (mRestoring || mOnResumeNeedsLoad) {
setWorkspaceLoading(true);
mModel.startLoader(getCurrentWorkspaceScreen());
mRestoring = false;
mOnResumeNeedsLoad = false;
}
if (mBindOnResumeCallbacks.size() > 0) {
// We might have postponed some bind calls until onResume (see waitUntilResume) --
// execute them here
long startTimeCallbacks = 0;
if (DEBUG_RESUME_TIME) {
startTimeCallbacks = System.currentTimeMillis();
}
for (int i = 0; i < mBindOnResumeCallbacks.size(); i++) {
mBindOnResumeCallbacks.get(i).run();
}
mBindOnResumeCallbacks.clear();
if (DEBUG_RESUME_TIME) {
Log.d(TAG, "Time spent processing callbacks in onResume: " +
(System.currentTimeMillis() - startTimeCallbacks));
}
}
if (mOnResumeCallbacks.size() > 0) {
for (int i = 0; i < mOnResumeCallbacks.size(); i++) {
mOnResumeCallbacks.get(i).run();
}
mOnResumeCallbacks.clear();
}
// Reset the pressed state of icons that were locked in the press state while activities
// were launching
if (mWaitingForResume != null) {
// Resets the previous workspace icon press state
mWaitingForResume.setStayPressed(false);
}
// It is possible that widgets can receive updates while launcher is not in the foreground.
// Consequently, the widgets will be inflated in the orientation of the foreground activity
// (framework issue). On resuming, we ensure that any widgets are inflated for the current
// orientation.
if (!isWorkspaceLoading()) {
getWorkspace().reinflateWidgetsIfNecessary();
}
reinflateQSBIfNecessary();
if (DEBUG_RESUME_TIME) {
Log.d(TAG, "Time spent in onResume: " + (System.currentTimeMillis() - startTime));
}
// We want to suppress callbacks about CustomContent being shown if we have just received
// onNewIntent while the user was present within launcher. In that case, we post a call
// to move the user to the main screen (which will occur after onResume). We don't want to
// have onHide (from onPause), then onShow, then onHide again, which we get if we don't
// suppress here.
if (mWorkspace.getCustomContentCallbacks() != null
&& !mMoveToDefaultScreenFromNewIntent) {
// If we are resuming and the custom content is the current page, we call onShow().
// It is also possible that onShow will instead be called slightly after first layout
// if PagedView#setRestorePage was set to the custom content page in onCreate().
if (mWorkspace.isOnOrMovingToCustomContent()) {
mWorkspace.getCustomContentCallbacks().onShow(true);
}
}
mMoveToDefaultScreenFromNewIntent = false;
updateInteraction(Workspace.State.NORMAL, mWorkspace.getState());
mWorkspace.onResume();
if (!isWorkspaceLoading()) {
// Process any items that were added while Launcher was away.
InstallShortcutReceiver.disableAndFlushInstallQueue(this);
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onResume();
}
}
@Override
protected void onPause() {
// Ensure that items added to Launcher are queued until Launcher returns
InstallShortcutReceiver.enableInstallQueue();
super.onPause();
mPaused = true;
mDragController.cancelDrag();
mDragController.resetLastGestureUpTime();
// We call onHide() aggressively. The custom content callbacks should be able to
// debounce excess onHide calls.
if (mWorkspace.getCustomContentCallbacks() != null) {
mWorkspace.getCustomContentCallbacks().onHide();
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onPause();
}
}
public interface CustomContentCallbacks {
// Custom content is completely shown. {@code fromResume} indicates whether this was caused
// by a onResume or by scrolling otherwise.
public void onShow(boolean fromResume);
// Custom content is completely hidden
public void onHide();
// Custom content scroll progress changed. From 0 (not showing) to 1 (fully showing).
public void onScrollProgressChanged(float progress);
// Indicates whether the user is allowed to scroll away from the custom content.
boolean isScrollingAllowed();
}
public interface LauncherOverlay {
/**
* Touch interaction leading to overscroll has begun
*/
public void onScrollInteractionBegin();
/**
* Touch interaction related to overscroll has ended
*/
public void onScrollInteractionEnd();
/**
* Scroll progress, between 0 and 100, when the user scrolls beyond the leftmost
* screen (or in the case of RTL, the rightmost screen).
*/
public void onScrollChange(float progress, boolean rtl);
/**
* Called when the launcher is ready to use the overlay
* @param callbacks A set of callbacks provided by Launcher in relation to the overlay
*/
public void setOverlayCallbacks(LauncherOverlayCallbacks callbacks);
}
public interface LauncherSearchCallbacks {
/**
* Called when the search overlay is shown.
*/
public void onSearchOverlayOpened();
/**
* Called when the search overlay is dismissed.
*/
public void onSearchOverlayClosed();
}
public interface LauncherOverlayCallbacks {
public void onScrollChanged(float progress);
}
class LauncherOverlayCallbacksImpl implements LauncherOverlayCallbacks {
public void onScrollChanged(float progress) {
if (mWorkspace != null) {
mWorkspace.onOverlayScrollChanged(progress);
}
}
}
protected boolean hasSettings() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.hasSettings();
} else {
// On devices with a locked orientation, we will at least have the allow rotation
// setting.
return !getResources().getBoolean(R.bool.allow_rotation);
}
}
public void addToCustomContentPage(View customContent,
CustomContentCallbacks callbacks, String description) {
mWorkspace.addToCustomContentPage(customContent, callbacks, description);
}
// The custom content needs to offset its content to account for the QSB
public int getTopOffsetForCustomContent() {
return mWorkspace.getPaddingTop();
}
@Override
public Object onRetainNonConfigurationInstance() {
// Flag the loader to stop early before switching
if (mModel.isCurrentCallbacks(this)) {
mModel.stopLoader();
}
//TODO(hyunyoungs): stop the widgets loader when there is a rotation.
return Boolean.TRUE;
}
// We can't hide the IME if it was forced open. So don't bother
@Override
public void onWindowFocusChanged(boolean hasFocus) {
super.onWindowFocusChanged(hasFocus);
mHasFocus = hasFocus;
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onWindowFocusChanged(hasFocus);
}
}
private boolean acceptFilter() {
final InputMethodManager inputManager = (InputMethodManager)
getSystemService(Context.INPUT_METHOD_SERVICE);
return !inputManager.isFullscreenMode();
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
final int uniChar = event.getUnicodeChar();
final boolean handled = super.onKeyDown(keyCode, event);
final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar);
if (!handled && acceptFilter() && isKeyNotWhitespace) {
boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb,
keyCode, event);
if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) {
// something usable has been typed - start a search
// the typed text will be retrieved and cleared by
// showSearchDialog()
// If there are multiple keystrokes before the search dialog takes focus,
// onSearchRequested() will be called for every keystroke,
// but it is idempotent, so it's fine.
return onSearchRequested();
}
}
// Eat the long press event so the keyboard doesn't come up.
if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) {
return true;
}
return handled;
}
@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_MENU) {
// Ignore the menu key if we are currently dragging or are on the custom content screen
if (!isOnCustomContent() && !mDragController.isDragging()) {
// Close any open folders
closeFolder();
// Stop resizing any widgets
mWorkspace.exitWidgetResizeMode();
// Show the overview mode if we are on the workspace
if (mState == State.WORKSPACE && !mWorkspace.isInOverviewMode() &&
!mWorkspace.isSwitchingState()) {
mOverviewPanel.requestFocus();
showOverviewMode(true, true /* requestButtonFocus */);
}
}
return true;
}
return super.onKeyUp(keyCode, event);
}
private String getTypedText() {
return mDefaultKeySsb.toString();
}
private void clearTypedText() {
mDefaultKeySsb.clear();
mDefaultKeySsb.clearSpans();
Selection.setSelection(mDefaultKeySsb, 0);
}
/**
* Given the integer (ordinal) value of a State enum instance, convert it to a variable of type
* State
*/
private static State intToState(int stateOrdinal) {
State state = State.WORKSPACE;
final State[] stateValues = State.values();
for (int i = 0; i < stateValues.length; i++) {
if (stateValues[i].ordinal() == stateOrdinal) {
state = stateValues[i];
break;
}
}
return state;
}
/**
* Restores the previous state, if it exists.
*
* @param savedState The previous state.
*/
private void restoreState(Bundle savedState) {
if (savedState == null) {
return;
}
State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal()));
if (state == State.APPS || state == State.WIDGETS) {
mOnResumeState = state;
}
int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN,
PagedView.INVALID_RESTORE_PAGE);
if (currentScreen != PagedView.INVALID_RESTORE_PAGE) {
mWorkspace.setRestorePage(currentScreen);
}
ContentValues itemValues = savedState.getParcelable(RUNTIME_STATE_PENDING_ADD_ITEM);
if (itemValues != null) {
mPendingAddInfo.readFromValues(itemValues);
AppWidgetProviderInfo info = savedState.getParcelable(
RUNTIME_STATE_PENDING_ADD_WIDGET_INFO);
mPendingAddWidgetInfo = info == null ?
null : LauncherAppWidgetProviderInfo.fromProviderInfo(this, info);
mPendingAddWidgetId = savedState.getInt(RUNTIME_STATE_PENDING_ADD_WIDGET_ID);
setWaitingForResult(true);
mRestoring = true;
}
}
/**
* Finds all the views we need and configure them properly.
*/
private void setupViews() {
final DragController dragController = mDragController;
mLauncherView = findViewById(R.id.launcher);
mFocusHandler = (FocusIndicatorView) findViewById(R.id.focus_indicator);
mDragLayer = (DragLayer) findViewById(R.id.drag_layer);
mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace);
mWorkspace.setPageSwitchListener(this);
mPageIndicators = mDragLayer.findViewById(R.id.page_indicator);
mLauncherView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
mWorkspaceBackgroundDrawable = getResources().getDrawable(R.drawable.workspace_bg);
// Setup the drag layer
mDragLayer.setup(this, dragController);
// Setup the hotseat
mHotseat = (Hotseat) findViewById(R.id.hotseat);
if (mHotseat != null) {
mHotseat.setOnLongClickListener(this);
}
// Setup the overview panel
setupOverviewPanel();
// Setup the workspace
mWorkspace.setHapticFeedbackEnabled(false);
mWorkspace.setOnLongClickListener(this);
mWorkspace.setup(dragController);
dragController.addDragListener(mWorkspace);
// Get the search/delete/uninstall bar
mSearchDropTargetBar = (SearchDropTargetBar)
mDragLayer.findViewById(R.id.search_drop_target_bar);
// Get the app info bar
mAppInfoDropTargetBar = (AppInfoDropTargetBar)
mDragLayer.findViewById(R.id.app_info_drop_target_bar);
// Setup Apps and Widgets
mAppsView = (AllAppsContainerView) findViewById(R.id.apps_view);
mWidgetsView = (WidgetsContainerView) findViewById(R.id.widgets_view);
if (mLauncherCallbacks != null && mLauncherCallbacks.getAllAppsSearchBarController() != null) {
mAppsView.setSearchBarController(mLauncherCallbacks.getAllAppsSearchBarController());
} else {
mAppsView.setSearchBarController(new DefaultAppSearchController());
}
// Setup the drag controller (drop targets have to be added in reverse order in priority)
dragController.setDragScoller(mWorkspace);
dragController.setScrollView(mDragLayer);
dragController.setMoveTarget(mWorkspace);
dragController.addDropTarget(mWorkspace);
if (mSearchDropTargetBar != null) {
mSearchDropTargetBar.setup(this, dragController);
mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar());
}
if (mAppInfoDropTargetBar != null) {
mAppInfoDropTargetBar.setup(this, dragController);
}
if (TestingUtils.MEMORY_DUMP_ENABLED) {
TestingUtils.addWeightWatcher(this);
}
}
private void setupOverviewPanel() {
mOverviewPanel = (ViewGroup) findViewById(R.id.overview_panel);
// Long-clicking buttons in the overview panel does the same thing as clicking them.
OnLongClickListener performClickOnLongClick = new OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
return v.performClick();
}
};
// Bind wallpaper button actions
View wallpaperButton = findViewById(R.id.wallpaper_button);
wallpaperButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
if (!mWorkspace.isSwitchingState()) {
onClickWallpaperPicker(view);
}
}
});
wallpaperButton.setOnLongClickListener(performClickOnLongClick);
wallpaperButton.setOnTouchListener(getHapticFeedbackTouchListener());
// Bind widget button actions
mWidgetsButton = findViewById(R.id.widget_button);
mWidgetsButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
if (!mWorkspace.isSwitchingState()) {
onClickAddWidgetButton(view);
}
}
});
mWidgetsButton.setOnLongClickListener(performClickOnLongClick);
mWidgetsButton.setOnTouchListener(getHapticFeedbackTouchListener());
// Bind settings actions
View settingsButton = findViewById(R.id.settings_button);
boolean hasSettings = hasSettings();
if (hasSettings) {
settingsButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
if (!mWorkspace.isSwitchingState()) {
onClickSettingsButton(view);
}
}
});
settingsButton.setOnLongClickListener(performClickOnLongClick);
settingsButton.setOnTouchListener(getHapticFeedbackTouchListener());
} else {
settingsButton.setVisibility(View.GONE);
}
mOverviewPanel.setAlpha(0f);
}
/**
* Sets the all apps button. This method is called from {@link Hotseat}.
*/
public void setAllAppsButton(View allAppsButton) {
mAllAppsButton = allAppsButton;
}
public View getAllAppsButton() {
return mAllAppsButton;
}
public View getWidgetsButton() {
return mWidgetsButton;
}
/**
* Creates a view representing a shortcut.
*
* @param info The data structure describing the shortcut.
*/
View createShortcut(ShortcutInfo info) {
return createShortcut((ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info);
}
/**
* Creates a view representing a shortcut inflated from the specified resource.
*
* @param parent The group the shortcut belongs to.
* @param info The data structure describing the shortcut.
*
* @return A View inflated from layoutResId.
*/
public View createShortcut(ViewGroup parent, ShortcutInfo info) {
BubbleTextView favorite = (BubbleTextView) getLayoutInflater().inflate(R.layout.app_icon,
parent, false);
favorite.applyFromShortcutInfo(info, mIconCache);
favorite.setCompoundDrawablePadding(mDeviceProfile.iconDrawablePaddingPx);
favorite.setOnClickListener(this);
favorite.setOnFocusChangeListener(mFocusHandler);
return favorite;
}
/**
* Add a shortcut to the workspace.
*
* @param data The intent describing the shortcut.
*/
private void completeAddShortcut(Intent data, long container, long screenId, int cellX,
int cellY) {
int[] cellXY = mTmpAddItemCellCoordinates;
CellLayout layout = getCellLayout(container, screenId);
ShortcutInfo info = InstallShortcutReceiver.fromShortcutIntent(this, data);
if (info == null) {
return;
}
final View view = createShortcut(info);
boolean foundCellSpan = false;
// First we check if we already know the exact location where we want to add this item.
if (cellX >= 0 && cellY >= 0) {
cellXY[0] = cellX;
cellXY[1] = cellY;
foundCellSpan = true;
// If appropriate, either create a folder or add to an existing folder
if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0,
true, null,null)) {
return;
}
DragObject dragObject = new DragObject();
dragObject.dragInfo = info;
if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject,
true)) {
return;
}
} else {
foundCellSpan = layout.findCellForSpan(cellXY, 1, 1);
}
if (!foundCellSpan) {
showOutOfSpaceMessage(isHotseatLayout(layout));
return;
}
LauncherModel.addItemToDatabase(this, info, container, screenId, cellXY[0], cellXY[1]);
if (!mRestoring) {
mWorkspace.addInScreen(view, container, screenId, cellXY[0], cellXY[1], 1, 1,
isWorkspaceLocked());
}
}
/**
* Add a widget to the workspace.
*
* @param appWidgetId The app widget id
*/
@Thunk void completeAddAppWidget(int appWidgetId, long container, long screenId,
AppWidgetHostView hostView, LauncherAppWidgetProviderInfo appWidgetInfo) {
ItemInfo info = mPendingAddInfo;
if (appWidgetInfo == null) {
appWidgetInfo = mAppWidgetManager.getLauncherAppWidgetInfo(appWidgetId);
}
if (appWidgetInfo.isCustomWidget) {
appWidgetId = LauncherAppWidgetInfo.CUSTOM_WIDGET_ID;
}
LauncherAppWidgetInfo launcherInfo;
launcherInfo = new LauncherAppWidgetInfo(appWidgetId, appWidgetInfo.provider);
launcherInfo.spanX = info.spanX;
launcherInfo.spanY = info.spanY;
launcherInfo.minSpanX = info.minSpanX;
launcherInfo.minSpanY = info.minSpanY;
launcherInfo.user = mAppWidgetManager.getUser(appWidgetInfo);
LauncherModel.addItemToDatabase(this, launcherInfo,
container, screenId, info.cellX, info.cellY);
if (!mRestoring) {
if (hostView == null) {
// Perform actual inflation because we're live
launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId,
appWidgetInfo);
} else {
// The AppWidgetHostView has already been inflated and instantiated
launcherInfo.hostView = hostView;
}
launcherInfo.hostView.setVisibility(View.VISIBLE);
addAppWidgetToWorkspace(launcherInfo, appWidgetInfo, isWorkspaceLocked());
}
resetAddInfo();
}
private void addAppWidgetToWorkspace(LauncherAppWidgetInfo item,
LauncherAppWidgetProviderInfo appWidgetInfo, boolean insert) {
item.hostView.setTag(item);
item.onBindAppWidget(this);
item.hostView.setFocusable(true);
item.hostView.setOnFocusChangeListener(mFocusHandler);
mWorkspace.addInScreen(item.hostView, item.container, item.screenId,
item.cellX, item.cellY, item.spanX, item.spanY, insert);
if (!item.isCustomWidget()) {
addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo);
}
}
private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
final String action = intent.getAction();
if (Intent.ACTION_SCREEN_OFF.equals(action)) {
mUserPresent = false;
mDragLayer.clearAllResizeFrames();
updateAutoAdvanceState();
// Reset AllApps to its initial state only if we are not in the middle of
// processing a multi-step drop
if (mAppsView != null && mWidgetsView != null &&
mPendingAddInfo.container == ItemInfo.NO_ID) {
if (!showWorkspace(false)) {
// If we are already on the workspace, then manually reset all apps
mAppsView.reset();
}
}
} else if (Intent.ACTION_USER_PRESENT.equals(action)) {
mUserPresent = true;
updateAutoAdvanceState();
} else if (ENABLE_DEBUG_INTENTS && DebugIntents.DELETE_DATABASE.equals(action)) {
mModel.resetLoadedState(false, true);
mModel.startLoader(PagedView.INVALID_RESTORE_PAGE,
LauncherModel.LOADER_FLAG_CLEAR_WORKSPACE);
} else if (ENABLE_DEBUG_INTENTS && DebugIntents.MIGRATE_DATABASE.equals(action)) {
mModel.resetLoadedState(false, true);
mModel.startLoader(PagedView.INVALID_RESTORE_PAGE,
LauncherModel.LOADER_FLAG_CLEAR_WORKSPACE
| LauncherModel.LOADER_FLAG_MIGRATE_SHORTCUTS);
}
}
};
@Override
public void onAttachedToWindow() {
super.onAttachedToWindow();
// Listen for broadcasts related to user-presence
final IntentFilter filter = new IntentFilter();
filter.addAction(Intent.ACTION_SCREEN_OFF);
filter.addAction(Intent.ACTION_USER_PRESENT);
// For handling managed profiles
if (ENABLE_DEBUG_INTENTS) {
filter.addAction(DebugIntents.DELETE_DATABASE);
filter.addAction(DebugIntents.MIGRATE_DATABASE);
}
registerReceiver(mReceiver, filter);
FirstFrameAnimatorHelper.initializeDrawListener(getWindow().getDecorView());
mAttached = true;
mVisible = true;
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onAttachedToWindow();
}
}
@Override
public void onDetachedFromWindow() {
super.onDetachedFromWindow();
mVisible = false;
if (mAttached) {
unregisterReceiver(mReceiver);
mAttached = false;
}
updateAutoAdvanceState();
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onDetachedFromWindow();
}
}
public void onWindowVisibilityChanged(int visibility) {
mVisible = visibility == View.VISIBLE;
updateAutoAdvanceState();
// The following code used to be in onResume, but it turns out onResume is called when
// you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged
// is a more appropriate event to handle
if (mVisible) {
if (!mWorkspaceLoading) {
final ViewTreeObserver observer = mWorkspace.getViewTreeObserver();
// We want to let Launcher draw itself at least once before we force it to build
// layers on all the workspace pages, so that transitioning to Launcher from other
// apps is nice and speedy.
observer.addOnDrawListener(new ViewTreeObserver.OnDrawListener() {
private boolean mStarted = false;
public void onDraw() {
if (mStarted) return;
mStarted = true;
// We delay the layer building a bit in order to give
// other message processing a time to run. In particular
// this avoids a delay in hiding the IME if it was
// currently shown, because doing that may involve
// some communication back with the app.
mWorkspace.postDelayed(mBuildLayersRunnable, 500);
final ViewTreeObserver.OnDrawListener listener = this;
mWorkspace.post(new Runnable() {
public void run() {
if (mWorkspace != null &&
mWorkspace.getViewTreeObserver() != null) {
mWorkspace.getViewTreeObserver().
removeOnDrawListener(listener);
}
}
});
return;
}
});
}
clearTypedText();
}
}
@Thunk void sendAdvanceMessage(long delay) {
mHandler.removeMessages(ADVANCE_MSG);
Message msg = mHandler.obtainMessage(ADVANCE_MSG);
mHandler.sendMessageDelayed(msg, delay);
mAutoAdvanceSentTime = System.currentTimeMillis();
}
@Thunk void updateAutoAdvanceState() {
boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty();
if (autoAdvanceRunning != mAutoAdvanceRunning) {
mAutoAdvanceRunning = autoAdvanceRunning;
if (autoAdvanceRunning) {
long delay = mAutoAdvanceTimeLeft == -1 ? ADVANCE_INTERVAL : mAutoAdvanceTimeLeft;
sendAdvanceMessage(delay);
} else {
if (!mWidgetsToAdvance.isEmpty()) {
mAutoAdvanceTimeLeft = Math.max(0, ADVANCE_INTERVAL -
(System.currentTimeMillis() - mAutoAdvanceSentTime));
}
mHandler.removeMessages(ADVANCE_MSG);
mHandler.removeMessages(0); // Remove messages sent using postDelayed()
}
}
}
@Thunk final Handler mHandler = new Handler(new Handler.Callback() {
@Override
public boolean handleMessage(Message msg) {
if (msg.what == ADVANCE_MSG) {
int i = 0;
for (View key: mWidgetsToAdvance.keySet()) {
final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId);
final int delay = ADVANCE_STAGGER * i;
if (v instanceof Advanceable) {
mHandler.postDelayed(new Runnable() {
public void run() {
((Advanceable) v).advance();
}
}, delay);
}
i++;
}
sendAdvanceMessage(ADVANCE_INTERVAL);
}
return true;
}
});
private void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) {
if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return;
View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId);
if (v instanceof Advanceable) {
mWidgetsToAdvance.put(hostView, appWidgetInfo);
((Advanceable) v).fyiWillBeAdvancedByHostKThx();
updateAutoAdvanceState();
}
}
private void removeWidgetToAutoAdvance(View hostView) {
if (mWidgetsToAdvance.containsKey(hostView)) {
mWidgetsToAdvance.remove(hostView);
updateAutoAdvanceState();
}
}
public void showOutOfSpaceMessage(boolean isHotseatLayout) {
int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space);
Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show();
}
public DragLayer getDragLayer() {
return mDragLayer;
}
public AllAppsContainerView getAppsView() {
return mAppsView;
}
public WidgetsContainerView getWidgetsView() {
return mWidgetsView;
}
public Workspace getWorkspace() {
return mWorkspace;
}
public Hotseat getHotseat() {
return mHotseat;
}
public ViewGroup getOverviewPanel() {
return mOverviewPanel;
}
public SearchDropTargetBar getSearchDropTargetBar() {
return mSearchDropTargetBar;
}
public AppInfoDropTargetBar getAppInfoDropTargetBar() {
return mAppInfoDropTargetBar;
}
public LauncherAppWidgetHost getAppWidgetHost() {
return mAppWidgetHost;
}
public LauncherModel getModel() {
return mModel;
}
protected SharedPreferences getSharedPrefs() {
return mSharedPrefs;
}
public DeviceProfile getDeviceProfile() {
return mDeviceProfile;
}
public void closeSystemDialogs() {
getWindow().closeAllPanels();
// Whatever we were doing is hereby canceled.
setWaitingForResult(false);
}
@Override
protected void onNewIntent(Intent intent) {
long startTime = 0;
if (DEBUG_RESUME_TIME) {
startTime = System.currentTimeMillis();
}
super.onNewIntent(intent);
// Close the menu
Folder openFolder = mWorkspace.getOpenFolder();
boolean alreadyOnHome = mHasFocus && ((intent.getFlags() &
Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT)
!= Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT);
boolean isActionMain = Intent.ACTION_MAIN.equals(intent.getAction());
if (isActionMain) {
// also will cancel mWaitingForResult.
closeSystemDialogs();
if (mWorkspace == null) {
// Can be cases where mWorkspace is null, this prevents a NPE
return;
}
// In all these cases, only animate if we're already on home
mWorkspace.exitWidgetResizeMode();
closeFolder(alreadyOnHome);
exitSpringLoadedDragMode();
// If we are already on home, then just animate back to the workspace,
// otherwise, just wait until onResume to set the state back to Workspace
if (alreadyOnHome) {
showWorkspace(true);
} else {
mOnResumeState = State.WORKSPACE;
}
final View v = getWindow().peekDecorView();
if (v != null && v.getWindowToken() != null) {
InputMethodManager imm = (InputMethodManager) getSystemService(
INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
}
// Reset the apps view
if (!alreadyOnHome && mAppsView != null) {
mAppsView.scrollToTop();
}
// Reset the widgets view
if (!alreadyOnHome && mWidgetsView != null) {
mWidgetsView.scrollToTop();
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onHomeIntent();
}
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onNewIntent(intent);
}
// Defer moving to the default screen until after we callback to the LauncherCallbacks
// as slow logic in the callbacks eat into the time the scroller expects for the snapToPage
// animation.
if (isActionMain) {
boolean moveToDefaultScreen = mLauncherCallbacks != null ?
mLauncherCallbacks.shouldMoveToDefaultScreenOnHomeIntent() : true;
if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() &&
openFolder == null && moveToDefaultScreen) {
// We use this flag to suppress noisy callbacks above custom content state
// from onResume.
mMoveToDefaultScreenFromNewIntent = true;
mWorkspace.post(new Runnable() {
@Override
public void run() {
if (mWorkspace != null) {
mWorkspace.moveToDefaultScreen(true);
}
}
});
}
}
if (DEBUG_RESUME_TIME) {
Log.d(TAG, "Time spent in onNewIntent: " + (System.currentTimeMillis() - startTime));
}
}
@Override
public void onRestoreInstanceState(Bundle state) {
super.onRestoreInstanceState(state);
for (int page: mSynchronouslyBoundPages) {
mWorkspace.restoreInstanceStateForChild(page);
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
if (mWorkspace.getChildCount() > 0) {
outState.putInt(RUNTIME_STATE_CURRENT_SCREEN,
mWorkspace.getCurrentPageOffsetFromCustomContent());
}
super.onSaveInstanceState(outState);
outState.putInt(RUNTIME_STATE, mState.ordinal());
// We close any open folder since it will not be re-opened, and we need to make sure
// this state is reflected.
// TODO: Move folderInfo.isOpened out of the model and make it a UI state.
closeFolder(false);
if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screenId > -1 &&
mWaitingForResult) {
ContentValues itemValues = new ContentValues();
mPendingAddInfo.writeToValues(itemValues);
outState.putParcelable(RUNTIME_STATE_PENDING_ADD_ITEM, itemValues);
outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo);
outState.putInt(RUNTIME_STATE_PENDING_ADD_WIDGET_ID, mPendingAddWidgetId);
}
// Save the current widgets tray?
// TODO(hyunyoungs)
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onSaveInstanceState(outState);
}
}
@Override
public void onDestroy() {
super.onDestroy();
// Remove all pending runnables
mHandler.removeMessages(ADVANCE_MSG);
mHandler.removeMessages(0);
mWorkspace.removeCallbacks(mBuildLayersRunnable);
// Stop callbacks from LauncherModel
// 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().setLauncher(null);
}
try {
mAppWidgetHost.stopListening();
} catch (NullPointerException ex) {
Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex);
}
mAppWidgetHost = null;
mWidgetsToAdvance.clear();
TextKeyListener.getInstance().release();
((AccessibilityManager) getSystemService(ACCESSIBILITY_SERVICE))
.removeAccessibilityStateChangeListener(this);
unregisterReceiver(mCloseSystemDialogsReceiver);
LauncherAnimUtils.onDestroyActivity();
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onDestroy();
}
}
public DragController getDragController() {
return mDragController;
}
@Override
public void startActivityForResult(Intent intent, int requestCode) {
onStartForResult(requestCode);
super.startActivityForResult(intent, requestCode);
}
@Override
public void startIntentSenderForResult (IntentSender intent, int requestCode,
Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, Bundle options) {
onStartForResult(requestCode);
try {
super.startIntentSenderForResult(intent, requestCode,
fillInIntent, flagsMask, flagsValues, extraFlags, options);
} catch (IntentSender.SendIntentException e) {
throw new ActivityNotFoundException();
}
}
private void onStartForResult(int requestCode) {
if (requestCode >= 0) {
setWaitingForResult(true);
}
}
/**
* Indicates that we want global search for this activity by setting the globalSearch
* argument for {@link #startSearch} to true.
*/
@Override
public void startSearch(String initialQuery, boolean selectInitialQuery,
Bundle appSearchData, boolean globalSearch) {
if (initialQuery == null) {
// Use any text typed in the launcher as the initial query
initialQuery = getTypedText();
}
if (appSearchData == null) {
appSearchData = new Bundle();
appSearchData.putString("source", "launcher-search");
}
Rect sourceBounds = new Rect();
if (mSearchDropTargetBar != null) {
sourceBounds = mSearchDropTargetBar.getSearchBarBounds();
}
boolean clearTextImmediately = startSearch(initialQuery, selectInitialQuery,
appSearchData, sourceBounds);
if (clearTextImmediately) {
clearTypedText();
}
// We need to show the workspace after starting the search
showWorkspace(true);
}
/**
* Start a text search.
*
* @return {@code true} if the search will start immediately, so any further keypresses
* will be handled directly by the search UI. {@code false} if {@link Launcher} should continue
* to buffer keypresses.
*/
public boolean startSearch(String initialQuery,
boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) {
if (mLauncherCallbacks != null && mLauncherCallbacks.providesSearch()) {
return mLauncherCallbacks.startSearch(initialQuery, selectInitialQuery, appSearchData,
sourceBounds);
}
startGlobalSearch(initialQuery, selectInitialQuery,
appSearchData, sourceBounds);
return false;
}
/**
* Starts the global search activity. This code is a copied from SearchManager
*/
private void startGlobalSearch(String initialQuery,
boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) {
final SearchManager searchManager =
(SearchManager) getSystemService(Context.SEARCH_SERVICE);
ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity();
if (globalSearchActivity == null) {
Log.w(TAG, "No global search activity found.");
return;
}
Intent intent = new Intent(SearchManager.INTENT_ACTION_GLOBAL_SEARCH);
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
intent.setComponent(globalSearchActivity);
// Make sure that we have a Bundle to put source in
if (appSearchData == null) {
appSearchData = new Bundle();
} else {
appSearchData = new Bundle(appSearchData);
}
// Set source to package name of app that starts global search if not set already.
if (!appSearchData.containsKey("source")) {
appSearchData.putString("source", getPackageName());
}
intent.putExtra(SearchManager.APP_DATA, appSearchData);
if (!TextUtils.isEmpty(initialQuery)) {
intent.putExtra(SearchManager.QUERY, initialQuery);
}
if (selectInitialQuery) {
intent.putExtra(SearchManager.EXTRA_SELECT_QUERY, selectInitialQuery);
}
intent.setSourceBounds(sourceBounds);
try {
startActivity(intent);
} catch (ActivityNotFoundException ex) {
Log.e(TAG, "Global search activity not found: " + globalSearchActivity);
}
}
public boolean isOnCustomContent() {
return mWorkspace.isOnOrMovingToCustomContent();
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
super.onPrepareOptionsMenu(menu);
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.onPrepareOptionsMenu(menu);
}
return false;
}
@Override
public boolean onSearchRequested() {
startSearch(null, false, null, true);
// Use a custom animation for launching search
return true;
}
public boolean isWorkspaceLocked() {
return mWorkspaceLoading || mWaitingForResult;
}
public boolean isWorkspaceLoading() {
return mWorkspaceLoading;
}
private void setWorkspaceLoading(boolean value) {
boolean isLocked = isWorkspaceLocked();
mWorkspaceLoading = value;
if (isLocked != isWorkspaceLocked()) {
onWorkspaceLockedChanged();
}
}
private void setWaitingForResult(boolean value) {
boolean isLocked = isWorkspaceLocked();
mWaitingForResult = value;
if (isLocked != isWorkspaceLocked()) {
onWorkspaceLockedChanged();
}
}
protected void onWorkspaceLockedChanged() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onWorkspaceLockedChanged();
}
}
private void resetAddInfo() {
mPendingAddInfo.container = ItemInfo.NO_ID;
mPendingAddInfo.screenId = -1;
mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1;
mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1;
mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = 1;
}
void addAppWidgetFromDropImpl(final int appWidgetId, final ItemInfo info, final
AppWidgetHostView boundWidget, final LauncherAppWidgetProviderInfo appWidgetInfo) {
if (LOGD) {
Log.d(TAG, "Adding widget from drop");
}
addAppWidgetImpl(appWidgetId, info, boundWidget, appWidgetInfo, 0);
}
void addAppWidgetImpl(final int appWidgetId, final ItemInfo info,
final AppWidgetHostView boundWidget, final LauncherAppWidgetProviderInfo appWidgetInfo,
int delay) {
if (appWidgetInfo.configure != null) {
mPendingAddWidgetInfo = appWidgetInfo;
mPendingAddWidgetId = appWidgetId;
// Launch over to configure widget, if needed
mAppWidgetManager.startConfigActivity(appWidgetInfo, appWidgetId, this,
mAppWidgetHost, REQUEST_CREATE_APPWIDGET);
} else {
// Otherwise just add it
Runnable onComplete = new Runnable() {
@Override
public void run() {
// Exit spring loaded mode if necessary after adding the widget
exitSpringLoadedDragModeDelayed(true, EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT,
null);
}
};
completeAddAppWidget(appWidgetId, info.container, info.screenId, boundWidget,
appWidgetInfo);
mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete, delay, false);
}
}
protected void moveToCustomContentScreen(boolean animate) {
// Close any folders that may be open.
closeFolder();
mWorkspace.moveToCustomContentScreen(animate);
}
public void addPendingItem(PendingAddItemInfo info, long container, long screenId,
int[] cell, int spanX, int spanY) {
switch (info.itemType) {
case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET:
case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
int span[] = new int[2];
span[0] = spanX;
span[1] = spanY;
addAppWidgetFromDrop((PendingAddWidgetInfo) info,
container, screenId, cell, span);
break;
case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
processShortcutFromDrop(info.componentName, container, screenId, cell);
break;
default:
throw new IllegalStateException("Unknown item type: " + info.itemType);
}
}
/**
* Process a shortcut drop.
*
* @param componentName The name of the component
* @param screenId The ID of the screen where it should be added
* @param cell The cell it should be added to, optional
*/
private void processShortcutFromDrop(ComponentName componentName, long container, long screenId,
int[] cell) {
resetAddInfo();
mPendingAddInfo.container = container;
mPendingAddInfo.screenId = screenId;
if (cell != null) {
mPendingAddInfo.cellX = cell[0];
mPendingAddInfo.cellY = cell[1];
}
Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT);
createShortcutIntent.setComponent(componentName);
Utilities.startActivityForResultSafely(this, createShortcutIntent, REQUEST_CREATE_SHORTCUT);
}
/**
* Process a widget drop.
*
* @param info The PendingAppWidgetInfo of the widget being added.
* @param screenId The ID of the screen where it should be added
* @param cell The cell it should be added to, optional
*/
private void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, long screenId,
int[] cell, int[] span) {
resetAddInfo();
mPendingAddInfo.container = info.container = container;
mPendingAddInfo.screenId = info.screenId = screenId;
mPendingAddInfo.minSpanX = info.minSpanX;
mPendingAddInfo.minSpanY = info.minSpanY;
if (cell != null) {
mPendingAddInfo.cellX = cell[0];
mPendingAddInfo.cellY = cell[1];
}
if (span != null) {
mPendingAddInfo.spanX = span[0];
mPendingAddInfo.spanY = span[1];
}
AppWidgetHostView hostView = info.boundWidget;
int appWidgetId;
if (hostView != null) {
// 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, info.info);
// Clear the boundWidget so that it doesn't get destroyed.
info.boundWidget = null;
} else {
// In this case, we either need to start an activity to get permission to bind
// the widget, or we need to start an activity to configure the widget, or both.
appWidgetId = getAppWidgetHost().allocateAppWidgetId();
Bundle options = info.bindOptions;
boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
appWidgetId, info.info, options);
if (success) {
addAppWidgetFromDropImpl(appWidgetId, info, null, info.info);
} else {
mPendingAddWidgetInfo = info.info;
Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND);
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName);
mAppWidgetManager.getUser(mPendingAddWidgetInfo)
.addToIntent(intent, AppWidgetManager.EXTRA_APPWIDGET_PROVIDER_PROFILE);
// TODO: we need to make sure that this accounts for the options bundle.
// intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS, options);
startActivityForResult(intent, REQUEST_BIND_APPWIDGET);
}
}
}
FolderIcon addFolder(CellLayout layout, long container, final long screenId, int cellX,
int cellY) {
final FolderInfo folderInfo = new FolderInfo();
folderInfo.title = getText(R.string.folder_name);
// Update the model
LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screenId,
cellX, cellY);
// Create the view
FolderIcon newFolder =
FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache);
mWorkspace.addInScreen(newFolder, container, screenId, cellX, cellY, 1, 1,
isWorkspaceLocked());
// Force measure the new folder icon
CellLayout parent = mWorkspace.getParentCellLayoutForView(newFolder);
parent.getShortcutsAndWidgets().measureChild(newFolder);
return newFolder;
}
/**
* 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, 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) {
LauncherModel.deleteItemFromDatabase(this, itemInfo);
}
} else if (itemInfo instanceof FolderInfo) {
final FolderInfo folderInfo = (FolderInfo) itemInfo;
mWorkspace.removeWorkspaceItem(v);
if (deleteFromDb) {
LauncherModel.deleteFolderAndContentsFromDatabase(this, folderInfo);
}
} else if (itemInfo instanceof LauncherAppWidgetInfo) {
final LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) itemInfo;
mWorkspace.removeWorkspaceItem(v);
removeWidgetToAutoAdvance(widgetInfo.hostView);
widgetInfo.hostView = null;
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.isWidgetIdValid()) {
// 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);
}
LauncherModel.deleteItemFromDatabase(this, widgetInfo);
}
@Override
public boolean dispatchKeyEvent(KeyEvent event) {
if (event.getAction() == KeyEvent.ACTION_DOWN) {
switch (event.getKeyCode()) {
case KeyEvent.KEYCODE_HOME:
return true;
case KeyEvent.KEYCODE_VOLUME_DOWN:
if (Utilities.isPropertyEnabled(DUMP_STATE_PROPERTY)) {
dumpState();
return true;
}
break;
}
} else if (event.getAction() == KeyEvent.ACTION_UP) {
switch (event.getKeyCode()) {
case KeyEvent.KEYCODE_HOME:
return true;
}
}
return super.dispatchKeyEvent(event);
}
@Override
public void onBackPressed() {
if (mLauncherCallbacks != null && mLauncherCallbacks.handleBackPressed()) {
return;
}
if (mDragController.isDragging()) {
mDragController.cancelDrag();
return;
}
if (isAppsViewVisible()) {
showWorkspace(true);
} else if (isWidgetsViewVisible()) {
showOverviewMode(true);
} else if (mWorkspace.isInOverviewMode()) {
showWorkspace(true);
} else if (mWorkspace.getOpenFolder() != null) {
Folder openFolder = mWorkspace.getOpenFolder();
if (openFolder.isEditingName()) {
openFolder.dismissEditingName();
} else {
closeFolder();
}
} else {
mWorkspace.exitWidgetResizeMode();
// Back button is a no-op here, but give at least some feedback for the button press
mWorkspace.showOutlinesTemporarily();
}
}
/**
* Re-listen when widget host is reset.
*/
@Override
public void onAppWidgetHostReset() {
if (mAppWidgetHost != null) {
mAppWidgetHost.startListening();
}
// Recreate the QSB, as the widget has been reset.
bindSearchProviderChanged();
}
/**
* Launches the intent referred by the clicked shortcut.
*
* @param v The view representing the clicked shortcut.
*/
public void onClick(View v) {
// Make sure that rogue clicks don't get through while allapps is launching, or after the
// view has detached (it's possible for this to happen if the view is removed mid touch).
if (v.getWindowToken() == null) {
return;
}
if (!mWorkspace.isFinishedSwitchingState()) {
return;
}
if (v instanceof Workspace) {
if (mWorkspace.isInOverviewMode()) {
showWorkspace(true);
}
return;
}
if (v instanceof CellLayout) {
if (mWorkspace.isInOverviewMode()) {
mWorkspace.snapToPageFromOverView(mWorkspace.indexOfChild(v));
showWorkspace(true);
}
return;
}
Object tag = v.getTag();
if (tag instanceof ShortcutInfo) {
onClickAppShortcut(v);
} else if (tag instanceof FolderInfo) {
if (v instanceof FolderIcon) {
onClickFolderIcon(v);
}
} else if (v == mAllAppsButton) {
onClickAllAppsButton(v);
} else if (tag instanceof AppInfo) {
startAppShortcutOrInfoActivity(v);
} else if (tag instanceof LauncherAppWidgetInfo) {
if (v instanceof PendingAppWidgetHostView) {
onClickPendingWidget((PendingAppWidgetHostView) v);
}
}
}
@SuppressLint("ClickableViewAccessibility")
public boolean onTouch(View v, MotionEvent event) {
return false;
}
/**
* Event handler for the app widget view which has not fully restored.
*/
public void onClickPendingWidget(final PendingAppWidgetHostView v) {
if (mIsSafeModeEnabled) {
Toast.makeText(this, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show();
return;
}
final LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) v.getTag();
if (v.isReadyForClickSetup()) {
int widgetId = info.appWidgetId;
LauncherAppWidgetProviderInfo appWidgetInfo =
mAppWidgetManager.getLauncherAppWidgetInfo(widgetId);
if (appWidgetInfo != null) {
mPendingAddWidgetInfo = appWidgetInfo;
mPendingAddInfo.copyFrom(info);
mPendingAddWidgetId = widgetId;
AppWidgetManagerCompat.getInstance(this).startConfigActivity(appWidgetInfo,
info.appWidgetId, this, mAppWidgetHost, REQUEST_RECONFIGURE_APPWIDGET);
}
} else if (info.installProgress < 0) {
// The install has not been queued
final String packageName = info.providerName.getPackageName();
showBrokenAppInstallDialog(packageName,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
startActivitySafely(v, LauncherModel.getMarketIntent(packageName), info);
}
});
} else {
// Download has started.
final String packageName = info.providerName.getPackageName();
startActivitySafely(v, LauncherModel.getMarketIntent(packageName), info);
}
}
/**
* Event handler for the "grid" button that appears on the home screen, which
* enters all apps mode.
*
* @param v The view that was clicked.
*/
protected void onClickAllAppsButton(View v) {
if (LOGD) Log.d(TAG, "onClickAllAppsButton");
if (!isAppsViewVisible()) {
showAppsView(true /* animated */, false /* resetListToTop */,
true /* updatePredictedApps */, false /* focusSearchBar */);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onClickAllAppsButton(v);
}
}
}
protected void onLongClickAllAppsButton(View v) {
if (LOGD) Log.d(TAG, "onLongClickAllAppsButton");
if (!isAppsViewVisible()) {
showAppsView(true /* animated */, false /* resetListToTop */,
true /* updatePredictedApps */, true /* focusSearchBar */);
}
}
private void showBrokenAppInstallDialog(final String packageName,
DialogInterface.OnClickListener onSearchClickListener) {
new AlertDialog.Builder(this)
.setTitle(R.string.abandoned_promises_title)
.setMessage(R.string.abandoned_promise_explanation)
.setPositiveButton(R.string.abandoned_search, onSearchClickListener)
.setNeutralButton(R.string.abandoned_clean_this,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
final UserHandleCompat user = UserHandleCompat.myUserHandle();
mWorkspace.removeAbandonedPromise(packageName, user);
}
})
.create().show();
return;
}
/**
* Event handler for an app shortcut click.
*
* @param v The view that was clicked. Must be a tagged with a {@link ShortcutInfo}.
*/
protected void onClickAppShortcut(final View v) {
if (LOGD) Log.d(TAG, "onClickAppShortcut");
Object tag = v.getTag();
if (!(tag instanceof ShortcutInfo)) {
throw new IllegalArgumentException("Input must be a Shortcut");
}
// Open shortcut
final ShortcutInfo shortcut = (ShortcutInfo) tag;
if (shortcut.isDisabled != 0) {
if ((shortcut.isDisabled & ShortcutInfo.FLAG_DISABLED_SUSPENDED) != 0
|| (shortcut.isDisabled & ShortcutInfo.FLAG_DISABLED_QUIET_USER) != 0) {
// Launch activity anyway, framework will tell the user why the app is suspended.
} else {
int error = R.string.activity_not_available;
if ((shortcut.isDisabled & ShortcutInfo.FLAG_DISABLED_SAFEMODE) != 0) {
error = R.string.safemode_shortcut_error;
}
Toast.makeText(this, error, Toast.LENGTH_SHORT).show();
return;
}
}
// Check for abandoned promise
if ((v instanceof BubbleTextView)
&& shortcut.isPromise()
&& !shortcut.hasStatusFlag(ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE)) {
showBrokenAppInstallDialog(
shortcut.getTargetComponent().getPackageName(),
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
startAppShortcutOrInfoActivity(v);
}
});
return;
}
// Start activities
startAppShortcutOrInfoActivity(v);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onClickAppShortcut(v);
}
}
@Thunk void startAppShortcutOrInfoActivity(View v) {
Object tag = v.getTag();
final ShortcutInfo shortcut;
final Intent intent;
if (tag instanceof ShortcutInfo) {
shortcut = (ShortcutInfo) tag;
intent = shortcut.intent;
int[] pos = new int[2];
v.getLocationOnScreen(pos);
intent.setSourceBounds(new Rect(pos[0], pos[1],
pos[0] + v.getWidth(), pos[1] + v.getHeight()));
} else if (tag instanceof AppInfo) {
shortcut = null;
intent = ((AppInfo) tag).intent;
} else {
throw new IllegalArgumentException("Input must be a Shortcut or AppInfo");
}
boolean success = startActivitySafely(v, intent, tag);
mUserEventLogger.logLaunch(v, intent);
if (success && v instanceof BubbleTextView) {
mWaitingForResume = (BubbleTextView) v;
mWaitingForResume.setStayPressed(true);
}
}
/**
* Event handler for a folder icon click.
*
* @param v The view that was clicked. Must be an instance of {@link FolderIcon}.
*/
protected void onClickFolderIcon(View v) {
if (LOGD) Log.d(TAG, "onClickFolder");
if (!(v instanceof FolderIcon)){
throw new IllegalArgumentException("Input must be a FolderIcon");
}
FolderIcon folderIcon = (FolderIcon) v;
if (!folderIcon.getFolderInfo().opened && !folderIcon.getFolder().isDestroyed()) {
// Open the requested folder
openFolder(folderIcon);
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onClickFolderIcon(v);
}
}
/**
* Event handler for the (Add) Widgets button that appears after a long press
* on the home screen.
*/
protected void onClickAddWidgetButton(View view) {
if (LOGD) Log.d(TAG, "onClickAddWidgetButton");
if (mIsSafeModeEnabled) {
Toast.makeText(this, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show();
} else {
showWidgetsView(true /* animated */, true /* resetPageToZero */);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onClickAddWidgetButton(view);
}
}
}
/**
* Event handler for the wallpaper picker button that appears after a long press
* on the home screen.
*/
protected void onClickWallpaperPicker(View v) {
if (LOGD) Log.d(TAG, "onClickWallpaperPicker");
int pageScroll = mWorkspace.getScrollForPage(mWorkspace.getPageNearestToCenterOfScreen());
float offset = mWorkspace.mWallpaperOffset.wallpaperOffsetForScroll(pageScroll);
// TODO: Start the system wallpaper picker
}
/**
* Event handler for a click on the settings button that appears after a long press
* on the home screen.
*/
protected void onClickSettingsButton(View v) {
if (LOGD) Log.d(TAG, "onClickSettingsButton");
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onClickSettingsButton(v);
} else {
startActivity(new Intent(this, SettingsActivity.class));
}
}
public View.OnTouchListener getHapticFeedbackTouchListener() {
if (mHapticFeedbackTouchListener == null) {
mHapticFeedbackTouchListener = new View.OnTouchListener() {
@SuppressLint("ClickableViewAccessibility")
@Override
public boolean onTouch(View v, MotionEvent event) {
if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) {
v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
}
return false;
}
};
}
return mHapticFeedbackTouchListener;
}
@Override
public void onAccessibilityStateChanged(boolean enabled) {
mDragLayer.onAccessibilityStateChanged(enabled);
}
public void onDragStarted(View view) {
if (isOnCustomContent()) {
// Custom content screen doesn't participate in drag and drop. If on custom
// content screen, move to default.
moveWorkspaceToDefaultScreen();
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onDragStarted(view);
}
}
/**
* Called when the user stops interacting with the launcher.
* This implies that the user is now on the homescreen and is not doing housekeeping.
*/
protected void onInteractionEnd() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onInteractionEnd();
}
}
/**
* Called when the user starts interacting with the launcher.
* The possible interactions are:
* - open all apps
* - reorder an app shortcut, or a widget
* - open the overview mode.
* This is a good time to stop doing things that only make sense
* when the user is on the homescreen and not doing housekeeping.
*/
protected void onInteractionBegin() {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onInteractionBegin();
}
}
/** Updates the interaction state. */
public void updateInteraction(Workspace.State fromState, Workspace.State toState) {
// Only update the interacting state if we are transitioning to/from a view with an
// overlay
boolean fromStateWithOverlay = fromState != Workspace.State.NORMAL;
boolean toStateWithOverlay = toState != Workspace.State.NORMAL;
if (toStateWithOverlay) {
onInteractionBegin();
} else if (fromStateWithOverlay) {
onInteractionEnd();
}
}
private boolean startActivity(View v, Intent intent, Object tag) {
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
try {
// Only launch using the new animation if the shortcut has not opted out (this is a
// private contract between launcher and may be ignored in the future).
boolean useLaunchAnimation = (v != null) &&
!intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION);
LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this);
UserManagerCompat userManager = UserManagerCompat.getInstance(this);
UserHandleCompat user = null;
if (intent.hasExtra(AppInfo.EXTRA_PROFILE)) {
long serialNumber = intent.getLongExtra(AppInfo.EXTRA_PROFILE, -1);
user = userManager.getUserForSerialNumber(serialNumber);
}
Bundle optsBundle = null;
if (useLaunchAnimation) {
ActivityOptions opts = null;
if (Utilities.ATLEAST_MARSHMALLOW) {
int left = 0, top = 0;
int width = v.getMeasuredWidth(), height = v.getMeasuredHeight();
if (v instanceof TextView) {
// Launch from center of icon, not entire view
Drawable icon = Workspace.getTextViewIcon((TextView) v);
if (icon != null) {
Rect bounds = icon.getBounds();
left = (width - bounds.width()) / 2;
top = v.getPaddingTop();
width = bounds.width();
height = bounds.height();
}
}
opts = ActivityOptions.makeClipRevealAnimation(v, left, top, width, height);
} else if (!Utilities.ATLEAST_LOLLIPOP) {
// Below L, we use a scale up animation
opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0,
v.getMeasuredWidth(), v.getMeasuredHeight());
} else if (Utilities.ATLEAST_LOLLIPOP_MR1) {
// On L devices, we use the device default slide-up transition.
// On L MR1 devices, we a custom version of the slide-up transition which
// doesn't have the delay present in the device default.
opts = ActivityOptions.makeCustomAnimation(this,
R.anim.task_open_enter, R.anim.no_anim);
}
optsBundle = opts != null ? opts.toBundle() : null;
}
if (user == null || user.equals(UserHandleCompat.myUserHandle())) {
// Could be launching some bookkeeping activity
startActivity(intent, optsBundle);
} else {
// TODO Component can be null when shortcuts are supported for secondary user
launcherApps.startActivityForProfile(intent.getComponent(), user,
intent.getSourceBounds(), optsBundle);
}
return true;
} catch (SecurityException e) {
if (Utilities.ATLEAST_MARSHMALLOW && tag instanceof ItemInfo) {
// 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) {
// TODO: Rename sPendingAddItem to a generic name.
sPendingAddItem = preparePendingAddArgs(REQUEST_PERMISSION_CALL_PHONE, intent,
0, (ItemInfo) tag);
requestPermissions(new String[]{Manifest.permission.CALL_PHONE},
REQUEST_PERMISSION_CALL_PHONE);
return false;
}
}
Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
Log.e(TAG, "Launcher does not have the permission to launch " + intent +
". Make sure to create a MAIN intent-filter for the corresponding activity " +
"or use the exported attribute for this activity. "
+ "tag="+ tag + " intent=" + intent, e);
}
return false;
}
public boolean startActivitySafely(View v, Intent intent, Object tag) {
boolean success = false;
if (mIsSafeModeEnabled && !Utilities.isSystemApp(this, intent)) {
Toast.makeText(this, R.string.safemode_shortcut_error, Toast.LENGTH_SHORT).show();
return false;
}
try {
success = startActivity(v, intent, tag);
} catch (ActivityNotFoundException e) {
Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e);
}
return success;
}
/**
* This method draws the FolderIcon to an ImageView and then adds and positions that ImageView
* in the DragLayer in the exact absolute location of the original FolderIcon.
*/
private void copyFolderIconToImage(FolderIcon fi) {
final int width = fi.getMeasuredWidth();
final int height = fi.getMeasuredHeight();
// Lazy load ImageView, Bitmap and Canvas
if (mFolderIconImageView == null) {
mFolderIconImageView = new ImageView(this);
}
if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width ||
mFolderIconBitmap.getHeight() != height) {
mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
mFolderIconCanvas = new Canvas(mFolderIconBitmap);
}
DragLayer.LayoutParams lp;
if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) {
lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams();
} else {
lp = new DragLayer.LayoutParams(width, height);
}
// The layout from which the folder is being opened may be scaled, adjust the starting
// view size by this scale factor.
float scale = mDragLayer.getDescendantRectRelativeToSelf(fi, mRectForFolderAnimation);
lp.customPosition = true;
lp.x = mRectForFolderAnimation.left;
lp.y = mRectForFolderAnimation.top;
lp.width = (int) (scale * width);
lp.height = (int) (scale * height);
mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR);
fi.draw(mFolderIconCanvas);
mFolderIconImageView.setImageBitmap(mFolderIconBitmap);
if (fi.getFolder() != null) {
mFolderIconImageView.setPivotX(fi.getFolder().getPivotXForIconAnimation());
mFolderIconImageView.setPivotY(fi.getFolder().getPivotYForIconAnimation());
}
// Just in case this image view is still in the drag layer from a previous animation,
// we remove it and re-add it.
if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) {
mDragLayer.removeView(mFolderIconImageView);
}
mDragLayer.addView(mFolderIconImageView, lp);
if (fi.getFolder() != null) {
fi.getFolder().bringToFront();
}
}
private void growAndFadeOutFolderIcon(FolderIcon fi) {
if (fi == null) return;
FolderInfo info = (FolderInfo) fi.getTag();
if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
CellLayout cl = (CellLayout) fi.getParent().getParent();
CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams();
cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY);
}
// Push an ImageView copy of the FolderIcon into the DragLayer and hide the original
copyFolderIconToImage(fi);
fi.setVisibility(View.INVISIBLE);
ObjectAnimator oa = LauncherAnimUtils.ofViewAlphaAndScale(
mFolderIconImageView, 0, 1.5f, 1.5f);
if (Utilities.ATLEAST_LOLLIPOP) {
oa.setInterpolator(new LogDecelerateInterpolator(100, 0));
}
oa.setDuration(getResources().getInteger(R.integer.config_folderExpandDuration));
oa.start();
}
private void shrinkAndFadeInFolderIcon(final FolderIcon fi, boolean animate) {
if (fi == null) return;
final CellLayout cl = (CellLayout) fi.getParent().getParent();
// We remove and re-draw the FolderIcon in-case it has changed
mDragLayer.removeView(mFolderIconImageView);
copyFolderIconToImage(fi);
if (cl != null) {
cl.clearFolderLeaveBehind();
}
ObjectAnimator oa = LauncherAnimUtils.ofViewAlphaAndScale(mFolderIconImageView, 1, 1, 1);
oa.setDuration(getResources().getInteger(R.integer.config_folderExpandDuration));
oa.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
if (cl != null) {
// Remove the ImageView copy of the FolderIcon and make the original visible.
mDragLayer.removeView(mFolderIconImageView);
fi.setVisibility(View.VISIBLE);
}
}
});
oa.start();
if (!animate) {
oa.end();
}
}
/**
* Opens the user folder described by the specified tag. The opening of the folder
* is animated relative to the specified View. If the View is null, no animation
* is played.
*
* @param folderIcon The FolderIcon describing the folder to open.
*/
public void openFolder(FolderIcon folderIcon) {
Folder folder = folderIcon.getFolder();
Folder openFolder = mWorkspace != null ? mWorkspace.getOpenFolder() : null;
if (openFolder != null && openFolder != folder) {
// Close any open folder before opening a folder.
closeFolder();
}
FolderInfo info = folder.mInfo;
info.opened = true;
// While the folder is open, the position of the icon cannot change.
((CellLayout.LayoutParams) folderIcon.getLayoutParams()).canReorder = false;
// Just verify that the folder hasn't already been added to the DragLayer.
// There was a one-off crash where the folder had a parent already.
if (folder.getParent() == null) {
mDragLayer.addView(folder);
mDragController.addDropTarget(folder);
} else {
Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" +
folder.getParent() + ").");
}
folder.animateOpen();
growAndFadeOutFolderIcon(folderIcon);
// Notify the accessibility manager that this folder "window" has appeared and occluded
// the workspace items
folder.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED);
}
public void closeFolder() {
closeFolder(true);
}
public void closeFolder(boolean animate) {
Folder folder = mWorkspace != null ? mWorkspace.getOpenFolder() : null;
if (folder != null) {
if (folder.isEditingName()) {
folder.dismissEditingName();
}
closeFolder(folder, animate);
}
}
public void closeFolder(Folder folder, boolean animate) {
animate &= !Utilities.isPowerSaverOn(this);
folder.getInfo().opened = false;
ViewGroup parent = (ViewGroup) folder.getParent().getParent();
if (parent != null) {
FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo);
shrinkAndFadeInFolderIcon(fi, animate);
if (fi != null) {
((CellLayout.LayoutParams) fi.getLayoutParams()).canReorder = true;
}
}
if (animate) {
folder.animateClosed();
} else {
folder.close(false);
}
// Notify the accessibility manager that this folder "window" has disappeared and no
// longer occludes the workspace items
getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
}
@Override
public boolean onLongClick(View v) {
if (!isDraggingEnabled()) return false;
if (isWorkspaceLocked()) return false;
if (mState != State.WORKSPACE) return false;
if (v == mAllAppsButton) {
onLongClickAllAppsButton(v);
return true;
}
if (v instanceof Workspace) {
if (!mWorkspace.isInOverviewMode()) {
if (!mWorkspace.isTouchActive()) {
showOverviewMode(true);
mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
return true;
} else {
return false;
}
} else {
return false;
}
}
CellLayout.CellInfo longClickCellInfo = null;
View itemUnderLongClick = null;
if (v.getTag() instanceof ItemInfo) {
ItemInfo info = (ItemInfo) v.getTag();
longClickCellInfo = new CellLayout.CellInfo(v, info);
itemUnderLongClick = longClickCellInfo.cell;
resetAddInfo();
}
// The hotseat touch handling does not go through Workspace, and we always allow long press
// on hotseat items.
final boolean inHotseat = isHotseatLayout(v);
if (!mDragController.isDragging()) {
if (itemUnderLongClick == null) {
// User long pressed on empty space
mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
if (mWorkspace.isInOverviewMode()) {
mWorkspace.startReordering(v);
} else {
showOverviewMode(true);
}
} else {
final boolean isAllAppsButton = inHotseat && isAllAppsButtonRank(
mHotseat.getOrderInHotseat(
longClickCellInfo.cellX,
longClickCellInfo.cellY));
if (!(itemUnderLongClick instanceof Folder || isAllAppsButton)) {
// User long pressed on an item
mWorkspace.startDrag(longClickCellInfo);
}
}
}
return true;
}
boolean isHotseatLayout(View layout) {
return mHotseat != null && layout != null &&
(layout instanceof CellLayout) && (layout == mHotseat.getLayout());
}
/**
* Returns the CellLayout of the specified container at the specified screen.
*/
public CellLayout getCellLayout(long container, long screenId) {
if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
if (mHotseat != null) {
return mHotseat.getLayout();
} else {
return null;
}
} else {
return mWorkspace.getScreenWithId(screenId);
}
}
/**
* For overridden classes.
*/
public boolean isAllAppsVisible() {
return isAppsViewVisible();
}
public boolean isAppsViewVisible() {
return (mState == State.APPS) || (mOnResumeState == State.APPS);
}
public boolean isWidgetsViewVisible() {
return (mState == State.WIDGETS) || (mOnResumeState == State.WIDGETS);
}
private void setWorkspaceBackground(int background) {
switch (background) {
case WORKSPACE_BACKGROUND_TRANSPARENT:
getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
break;
case WORKSPACE_BACKGROUND_BLACK:
getWindow().setBackgroundDrawable(null);
break;
default:
getWindow().setBackgroundDrawable(mWorkspaceBackgroundDrawable);
}
}
protected void changeWallpaperVisiblity(boolean visible) {
int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0;
int curflags = getWindow().getAttributes().flags
& WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER;
if (wpflags != curflags) {
getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER);
}
setWorkspaceBackground(visible ? WORKSPACE_BACKGROUND_GRADIENT : WORKSPACE_BACKGROUND_BLACK);
}
@Override
public void onTrimMemory(int level) {
super.onTrimMemory(level);
if (level >= ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN) {
// The widget preview db can result in holding onto over
// 3MB of memory for caching which isn't necessary.
SQLiteDatabase.releaseMemory();
// This clears all widget bitmaps from the widget tray
// TODO(hyunyoungs)
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onTrimMemory(level);
}
}
public boolean showWorkspace(boolean animated) {
return showWorkspace(animated, null);
}
public boolean showWorkspace(boolean animated, Runnable onCompleteRunnable) {
boolean changed = mState != State.WORKSPACE ||
mWorkspace.getState() != Workspace.State.NORMAL;
if (changed) {
mWorkspace.setVisibility(View.VISIBLE);
mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
Workspace.State.NORMAL, animated, onCompleteRunnable);
// Set focus to the AppsCustomize button
if (mAllAppsButton != null) {
mAllAppsButton.requestFocus();
}
}
// Change the state *after* we've called all the transition code
mState = State.WORKSPACE;
// Resume the auto-advance of widgets
mUserPresent = true;
updateAutoAdvanceState();
if (changed) {
// Send an accessibility event to announce the context change
getWindow().getDecorView()
.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
}
return changed;
}
/**
* Shows the overview button.
*/
void showOverviewMode(boolean animated) {
showOverviewMode(animated, false);
}
/**
* Shows the overview button, and if {@param requestButtonFocus} is set, will force the focus
* onto one of the overview panel buttons.
*/
void showOverviewMode(boolean animated, boolean requestButtonFocus) {
Runnable postAnimRunnable = null;
if (requestButtonFocus) {
postAnimRunnable = new Runnable() {
@Override
public void run() {
// Hitting the menu button when in touch mode does not trigger touch mode to
// be disabled, so if requested, force focus on one of the overview panel
// buttons.
mOverviewPanel.requestFocusFromTouch();
}
};
}
mWorkspace.setVisibility(View.VISIBLE);
mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
Workspace.State.OVERVIEW, animated, postAnimRunnable);
mState = State.WORKSPACE;
}
/**
* Shows the apps view.
*/
void showAppsView(boolean animated, boolean resetListToTop, boolean updatePredictedApps,
boolean focusSearchBar) {
if (resetListToTop) {
mAppsView.scrollToTop();
}
if (updatePredictedApps) {
tryAndUpdatePredictedApps();
}
showAppsOrWidgets(State.APPS, animated, focusSearchBar);
}
/**
* Shows the widgets view.
*/
void showWidgetsView(boolean animated, boolean resetPageToZero) {
if (LOGD) Log.d(TAG, "showWidgetsView:" + animated + " resetPageToZero:" + resetPageToZero);
if (resetPageToZero) {
mWidgetsView.scrollToTop();
}
showAppsOrWidgets(State.WIDGETS, animated, false);
mWidgetsView.post(new Runnable() {
@Override
public void run() {
mWidgetsView.requestFocus();
}
});
}
/**
* Sets up the transition to show the apps/widgets view.
*
* @return whether the current from and to state allowed this operation
*/
// TODO: calling method should use the return value so that when {@code false} is returned
// the workspace transition doesn't fall into invalid state.
private boolean showAppsOrWidgets(State toState, boolean animated, boolean focusSearchBar) {
if (mState != State.WORKSPACE && mState != State.APPS_SPRING_LOADED &&
mState != State.WIDGETS_SPRING_LOADED) {
return false;
}
if (toState != State.APPS && toState != State.WIDGETS) {
return false;
}
if (toState == State.APPS) {
mStateTransitionAnimation.startAnimationToAllApps(mWorkspace.getState(), animated,
focusSearchBar);
} else {
mStateTransitionAnimation.startAnimationToWidgets(mWorkspace.getState(), animated);
}
// Change the state *after* we've called all the transition code
mState = toState;
// Pause the auto-advance of widgets until we are out of AllApps
mUserPresent = false;
updateAutoAdvanceState();
closeFolder();
// Send an accessibility event to announce the context change
getWindow().getDecorView()
.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
return true;
}
/**
* Updates the workspace and interaction state on state change, and return the animation to this
* new state.
*/
public Animator startWorkspaceStateChangeAnimation(Workspace.State toState,
boolean animated, HashMap<View, Integer> layerViews) {
Workspace.State fromState = mWorkspace.getState();
Animator anim = mWorkspace.setStateWithAnimation(toState, animated, layerViews);
updateInteraction(fromState, toState);
return anim;
}
public void onLauncherClingShown() {
// When a launcher cling appears, it should cover the underlying layers, so their focus
// should be blocked.
if (mDragLayer.getDescendantFocusability() != ViewGroup.FOCUS_BLOCK_DESCENDANTS) {
mDragLayer.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
}
}
public void onLauncherClingDismissed() {
mDragLayer.setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS);
}
public void enterSpringLoadedDragMode() {
if (LOGD) Log.d(TAG, String.format("enterSpringLoadedDragMode [mState=%s", mState.name()));
if (isStateSpringLoaded()) {
return;
}
mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
Workspace.State.SPRING_LOADED, true /* animated */,
null /* onCompleteRunnable */);
if (isAppsViewVisible()) {
mState = State.APPS_SPRING_LOADED;
} else if (isWidgetsViewVisible()) {
mState = State.WIDGETS_SPRING_LOADED;
} else if (!FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND) {
mState = State.WORKSPACE_SPRING_LOADED;
} else {
mState = State.WORKSPACE;
}
}
public void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, int delay,
final Runnable onCompleteRunnable) {
if (!isStateSpringLoaded()) return;
mHandler.postDelayed(new Runnable() {
@Override
public void run() {
if (successfulDrop) {
// TODO(hyunyoungs): verify if this hack is still needed, if not, delete.
//
// Before we show workspace, hide all apps again because
// exitSpringLoadedDragMode made it visible. This is a bit hacky; we should
// clean up our state transition functions
mWidgetsView.setVisibility(View.GONE);
showWorkspace(true, onCompleteRunnable);
} else {
exitSpringLoadedDragMode();
}
}
}, delay);
}
boolean isStateSpringLoaded() {
return mState == State.WORKSPACE_SPRING_LOADED || mState == State.APPS_SPRING_LOADED
|| mState == State.WIDGETS_SPRING_LOADED;
}
void exitSpringLoadedDragMode() {
if (mState == State.APPS_SPRING_LOADED) {
showAppsView(true /* animated */, false /* resetListToTop */,
false /* updatePredictedApps */, false /* focusSearchBar */);
} else if (mState == State.WIDGETS_SPRING_LOADED) {
showWidgetsView(true, false);
} else if (mState == State.WORKSPACE_SPRING_LOADED) {
showWorkspace(true);
}
}
/**
* Updates the set of predicted apps if it hasn't been updated since the last time Launcher was
* resumed.
*/
private void tryAndUpdatePredictedApps() {
if (mLauncherCallbacks != null) {
List<ComponentKey> apps = mLauncherCallbacks.getPredictedApps();
if (apps != null) {
mAppsView.setPredictedApps(apps);
mUserEventLogger.setPredictedApps(apps);
}
}
}
void lockAllApps() {
// TODO
}
void unlockAllApps() {
// TODO
}
public boolean launcherCallbacksProvidesSearch() {
return (mLauncherCallbacks != null && mLauncherCallbacks.providesSearch());
}
public View getOrCreateQsbBar() {
if (launcherCallbacksProvidesSearch()) {
return mLauncherCallbacks.getQsbBar();
}
if (mQsb == null) {
AppWidgetProviderInfo searchProvider = Utilities.getSearchWidgetProvider(this);
if (searchProvider == null) {
return null;
}
Bundle opts = new Bundle();
opts.putInt(AppWidgetManager.OPTION_APPWIDGET_HOST_CATEGORY,
AppWidgetProviderInfo.WIDGET_CATEGORY_SEARCHBOX);
// Determine the min and max dimensions of the widget.
LauncherAppState app = LauncherAppState.getInstance();
DeviceProfile portraitProfile = app.getInvariantDeviceProfile().portraitProfile;
DeviceProfile landscapeProfile = app.getInvariantDeviceProfile().landscapeProfile;
float density = getResources().getDisplayMetrics().density;
Point searchDimens = portraitProfile.getSearchBarDimensForWidgetOpts(getResources());
int maxHeight = (int) (searchDimens.y / density);
int minHeight = maxHeight;
int maxWidth = (int) (searchDimens.x / density);
int minWidth = maxWidth;
if (!landscapeProfile.isVerticalBarLayout()) {
searchDimens = landscapeProfile.getSearchBarDimensForWidgetOpts(getResources());
maxHeight = (int) Math.max(maxHeight, searchDimens.y / density);
minHeight = (int) Math.min(minHeight, searchDimens.y / density);
maxWidth = (int) Math.max(maxWidth, searchDimens.x / density);
minWidth = (int) Math.min(minWidth, searchDimens.x / density);
}
opts.putInt(AppWidgetManager.OPTION_APPWIDGET_MAX_HEIGHT, maxHeight);
opts.putInt(AppWidgetManager.OPTION_APPWIDGET_MIN_HEIGHT, minHeight);
opts.putInt(AppWidgetManager.OPTION_APPWIDGET_MAX_WIDTH, maxWidth);
opts.putInt(AppWidgetManager.OPTION_APPWIDGET_MIN_WIDTH, minWidth);
if (LOGD) {
Log.d(TAG, "QSB widget options: maxHeight=" + maxHeight + " minHeight=" + minHeight
+ " maxWidth=" + maxWidth + " minWidth=" + minWidth);
}
if (mLauncherCallbacks != null) {
opts.putAll(mLauncherCallbacks.getAdditionalSearchWidgetOptions());
}
int widgetId = mSharedPrefs.getInt(QSB_WIDGET_ID, -1);
AppWidgetProviderInfo widgetInfo = mAppWidgetManager.getAppWidgetInfo(widgetId);
if (!searchProvider.provider.flattenToString().equals(
mSharedPrefs.getString(QSB_WIDGET_PROVIDER, null))
|| (widgetInfo == null)
|| !widgetInfo.provider.equals(searchProvider.provider)) {
// A valid widget is not already bound.
if (widgetId > -1) {
mAppWidgetHost.deleteAppWidgetId(widgetId);
widgetId = -1;
}
// Try to bind a new widget
widgetId = mAppWidgetHost.allocateAppWidgetId();
if (!AppWidgetManagerCompat.getInstance(this)
.bindAppWidgetIdIfAllowed(widgetId, searchProvider, opts)) {
mAppWidgetHost.deleteAppWidgetId(widgetId);
widgetId = -1;
}
mSharedPrefs.edit()
.putInt(QSB_WIDGET_ID, widgetId)
.putString(QSB_WIDGET_PROVIDER, searchProvider.provider.flattenToString())
.apply();
}
mAppWidgetHost.setQsbWidgetId(widgetId);
if (widgetId != -1) {
mQsb = mAppWidgetHost.createView(this, widgetId, searchProvider);
mQsb.setId(R.id.qsb_widget);
mQsb.updateAppWidgetOptions(opts);
mQsb.setPadding(0, 0, 0, 0);
mSearchDropTargetBar.addView(mQsb);
mSearchDropTargetBar.setQsbSearchBar(mQsb);
}
}
return mQsb;
}
private void reinflateQSBIfNecessary() {
if (mQsb instanceof LauncherAppWidgetHostView &&
((LauncherAppWidgetHostView) mQsb).isReinflateRequired()) {
mSearchDropTargetBar.removeView(mQsb);
mQsb = null;
mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar());
}
}
@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
final boolean result = super.dispatchPopulateAccessibilityEvent(event);
final List<CharSequence> text = event.getText();
text.clear();
// Populate event with a fake title based on the current state.
if (mState == State.APPS) {
text.add(getString(R.string.all_apps_button_label));
} else if (mState == State.WIDGETS) {
text.add(getString(R.string.widget_button_text));
} else if (mWorkspace != null) {
text.add(mWorkspace.getCurrentPageDescription());
} else {
text.add(getString(R.string.all_apps_home_button_label));
}
return result;
}
/**
* Receives notifications when system dialogs are to be closed.
*/
@Thunk class CloseSystemDialogsIntentReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
closeSystemDialogs();
}
}
/**
* If the activity is currently paused, signal that we need to run the passed Runnable
* in onResume.
*
* This needs to be called from incoming places where resources might have been loaded
* while the activity is paused. That is because the Configuration (e.g., rotation) might be
* wrong when we're not running, and if the activity comes back to what the configuration was
* when we were paused, activity is not restarted.
*
* Implementation of the method from LauncherModel.Callbacks.
*
* @return {@code true} if we are currently paused. The caller might be able to skip some work
*/
@Thunk boolean waitUntilResume(Runnable run, boolean deletePreviousRunnables) {
if (mPaused) {
if (LOGD) Log.d(TAG, "Deferring update until onResume");
if (deletePreviousRunnables) {
while (mBindOnResumeCallbacks.remove(run)) {
}
}
mBindOnResumeCallbacks.add(run);
return true;
} else {
return false;
}
}
private boolean waitUntilResume(Runnable run) {
return waitUntilResume(run, false);
}
public void addOnResumeCallback(Runnable run) {
mOnResumeCallbacks.add(run);
}
/**
* If the activity is currently paused, signal that we need to re-run the loader
* in onResume.
*
* This needs to be called from incoming places where resources might have been loaded
* while we are paused. That is becaues the Configuration might be wrong
* when we're not running, and if it comes back to what it was when we
* were paused, we are not restarted.
*
* Implementation of the method from LauncherModel.Callbacks.
*
* @return true if we are currently paused. The caller might be able to
* skip some work in that case since we will come back again.
*/
@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() {
setWorkspaceLoading(true);
// Clear the workspace because it's going to be rebound
mWorkspace.clearDropTargets();
mWorkspace.removeAllWorkspaceScreens();
mWidgetsToAdvance.clear();
if (mHotseat != null) {
mHotseat.resetLayout();
}
}
@Override
public void bindScreens(ArrayList<Long> orderedScreenIds) {
bindAddScreens(orderedScreenIds);
// If there are no screens, we need to have an empty screen
if (orderedScreenIds.size() == 0) {
mWorkspace.addExtraEmptyScreen();
}
// Create the custom content page (this call updates mDefaultScreen which calls
// setCurrentPage() so ensure that all pages are added before calling this).
if (hasCustomContentToLeft()) {
mWorkspace.createCustomContentContainer();
populateCustomContentContainer();
}
}
@Override
public void bindAddScreens(ArrayList<Long> orderedScreenIds) {
int count = orderedScreenIds.size();
for (int i = 0; i < count; i++) {
mWorkspace.insertNewWorkspaceScreenBeforeEmptyScreen(orderedScreenIds.get(i));
}
}
public void bindAppsAdded(final ArrayList<Long> newScreens,
final ArrayList<ItemInfo> addNotAnimated,
final ArrayList<ItemInfo> addAnimated,
final ArrayList<AppInfo> addedApps) {
Runnable r = new Runnable() {
public void run() {
bindAppsAdded(newScreens, addNotAnimated, addAnimated, addedApps);
}
};
if (waitUntilResume(r)) {
return;
}
// Add the new screens
if (newScreens != null) {
bindAddScreens(newScreens);
}
// We add the items without animation on non-visible pages, and with
// animations on the new page (which we will try and snap to).
if (addNotAnimated != null && !addNotAnimated.isEmpty()) {
bindItems(addNotAnimated, 0,
addNotAnimated.size(), false);
}
if (addAnimated != null && !addAnimated.isEmpty()) {
bindItems(addAnimated, 0,
addAnimated.size(), true);
}
// Remove the extra empty screen
mWorkspace.removeExtraEmptyScreen(false, false);
if (addedApps != null && mAppsView != null) {
mAppsView.addApps(addedApps);
}
}
/**
* Bind the items start-end from the list.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public void bindItems(final ArrayList<ItemInfo> shortcuts, final int start, final int end,
final boolean forceAnimateIcons) {
Runnable r = new Runnable() {
public void run() {
bindItems(shortcuts, start, end, forceAnimateIcons);
}
};
if (waitUntilResume(r)) {
return;
}
// Get the list of added shortcuts and intersect them with the set of shortcuts here
final AnimatorSet anim = LauncherAnimUtils.createAnimatorSet();
final Collection<Animator> bounceAnims = new ArrayList<Animator>();
final boolean animateIcons = forceAnimateIcons && canRunNewAppsAnimation();
Workspace workspace = mWorkspace;
long newShortcutsScreenId = -1;
for (int i = start; i < end; i++) {
final ItemInfo item = shortcuts.get(i);
// Short circuit if we are loading dock items for a configuration which has no dock
if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT &&
mHotseat == null) {
continue;
}
final View view;
switch (item.itemType) {
case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
ShortcutInfo info = (ShortcutInfo) item;
view = createShortcut(info);
/*
* TODO: FIX collision case
*/
if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
CellLayout cl = mWorkspace.getScreenWithId(item.screenId);
if (cl != null && cl.isOccupied(item.cellX, item.cellY)) {
View v = cl.getChildAt(item.cellX, item.cellY);
Object tag = v.getTag();
String desc = "Collision while binding workspace item: " + item
+ ". Collides with " + tag;
if (ProviderConfig.IS_DOGFOOD_BUILD) {
throw (new RuntimeException(desc));
} else {
Log.d(TAG, desc);
}
}
}
break;
case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
view = FolderIcon.fromXml(R.layout.folder_icon, this,
(ViewGroup) workspace.getChildAt(workspace.getCurrentPage()),
(FolderInfo) item, mIconCache);
break;
default:
throw new RuntimeException("Invalid Item Type");
}
workspace.addInScreenFromBind(view, item.container, item.screenId, item.cellX,
item.cellY, 1, 1);
if (animateIcons) {
// Animate all the applications up now
view.setAlpha(0f);
view.setScaleX(0f);
view.setScaleY(0f);
bounceAnims.add(createNewAppBounceAnimation(view, i));
newShortcutsScreenId = item.screenId;
}
}
if (animateIcons) {
// Animate to the correct page
if (newShortcutsScreenId > -1) {
long currentScreenId = mWorkspace.getScreenIdForPageIndex(mWorkspace.getNextPage());
final int newScreenIndex = mWorkspace.getPageIndexForScreenId(newShortcutsScreenId);
final Runnable startBounceAnimRunnable = new Runnable() {
public void run() {
anim.playTogether(bounceAnims);
anim.start();
}
};
if (newShortcutsScreenId != currentScreenId) {
// We post the animation slightly delayed to prevent slowdowns
// when we are loading right after we return to launcher.
mWorkspace.postDelayed(new Runnable() {
public void run() {
if (mWorkspace != null) {
mWorkspace.snapToPage(newScreenIndex);
mWorkspace.postDelayed(startBounceAnimRunnable,
NEW_APPS_ANIMATION_DELAY);
}
}
}, NEW_APPS_PAGE_MOVE_DELAY);
} else {
mWorkspace.postDelayed(startBounceAnimRunnable, NEW_APPS_ANIMATION_DELAY);
}
}
}
workspace.requestLayout();
}
private void bindSafeModeWidget(LauncherAppWidgetInfo item) {
PendingAppWidgetHostView view = new PendingAppWidgetHostView(this, item, true);
view.updateIcon(mIconCache);
item.hostView = view;
item.hostView.updateAppWidget(null);
item.hostView.setOnClickListener(this);
addAppWidgetToWorkspace(item, null, false);
mWorkspace.requestLayout();
}
/**
* Add the views for a widget to the workspace.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void bindAppWidget(final LauncherAppWidgetInfo item) {
Runnable r = new Runnable() {
public void run() {
bindAppWidget(item);
}
};
if (waitUntilResume(r)) {
return;
}
if (mIsSafeModeEnabled) {
bindSafeModeWidget(item);
return;
}
final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0;
if (DEBUG_WIDGETS) {
Log.d(TAG, "bindAppWidget: " + item);
}
final LauncherAppWidgetProviderInfo appWidgetInfo;
if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) {
// If the provider is not ready, bind as a pending widget.
appWidgetInfo = null;
} else if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID)) {
// The widget id is not valid. Try to find the widget based on the provider info.
appWidgetInfo = mAppWidgetManager.findProvider(item.providerName, item.user);
} else {
appWidgetInfo = mAppWidgetManager.getLauncherAppWidgetInfo(item.appWidgetId);
}
// If the provider is ready, but the width is not yet restored, try to restore it.
if (!item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) &&
(item.restoreStatus != LauncherAppWidgetInfo.RESTORE_COMPLETED)) {
if (appWidgetInfo == null) {
if (DEBUG_WIDGETS) {
Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
+ " belongs to component " + item.providerName
+ ", as the povider is null");
}
LauncherModel.deleteItemFromDatabase(this, item);
return;
}
// If we do not have a valid id, try to bind an id.
if (item.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID)) {
// Note: This assumes that the id remap broadcast is received before this step.
// If that is not the case, the id remap will be ignored and user may see the
// click to setup view.
PendingAddWidgetInfo pendingInfo = new PendingAddWidgetInfo(this, appWidgetInfo);
pendingInfo.spanX = item.spanX;
pendingInfo.spanY = item.spanY;
pendingInfo.minSpanX = item.minSpanX;
pendingInfo.minSpanY = item.minSpanY;
Bundle options = WidgetHostViewLoader.getDefaultOptionsForWidget(this, pendingInfo);
int newWidgetId = mAppWidgetHost.allocateAppWidgetId();
boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
newWidgetId, appWidgetInfo, options);
// TODO consider showing a permission dialog when the widget is clicked.
if (!success) {
mAppWidgetHost.deleteAppWidgetId(newWidgetId);
if (DEBUG_WIDGETS) {
Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
+ " belongs to component " + item.providerName
+ ", as the launcher is unable to bing a new widget id");
}
LauncherModel.deleteItemFromDatabase(this, item);
return;
}
item.appWidgetId = newWidgetId;
// If the widget has a configure activity, it is still needs to set it up, otherwise
// the widget is ready to go.
item.restoreStatus = (appWidgetInfo.configure == null)
? LauncherAppWidgetInfo.RESTORE_COMPLETED
: LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
LauncherModel.updateItemInDatabase(this, item);
} 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;
LauncherModel.updateItemInDatabase(this, item);
}
}
if (item.restoreStatus == LauncherAppWidgetInfo.RESTORE_COMPLETED) {
if (DEBUG_WIDGETS) {
Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component "
+ appWidgetInfo.provider);
}
// Verify that we own the widget
if (appWidgetInfo == null) {
Log.e(TAG, "Removing invalid widget: id=" + item.appWidgetId);
deleteWidgetInfo(item);
return;
}
item.hostView = mAppWidgetHost.createView(this, item.appWidgetId, appWidgetInfo);
item.minSpanX = appWidgetInfo.minSpanX;
item.minSpanY = appWidgetInfo.minSpanY;
addAppWidgetToWorkspace(item, appWidgetInfo, false);
} else {
PendingAppWidgetHostView view = new PendingAppWidgetHostView(this, item,
mIsSafeModeEnabled);
view.updateIcon(mIconCache);
item.hostView = view;
item.hostView.updateAppWidget(null);
item.hostView.setOnClickListener(this);
addAppWidgetToWorkspace(item, null, false);
}
mWorkspace.requestLayout();
if (DEBUG_WIDGETS) {
Log.d(TAG, "bound widget id="+item.appWidgetId+" in "
+ (SystemClock.uptimeMillis()-start) + "ms");
}
}
/**
* Restores a pending widget.
*
* @param appWidgetId The app widget id
*/
private void completeRestoreAppWidget(final int appWidgetId) {
LauncherAppWidgetHostView view = mWorkspace.getWidgetForAppWidgetId(appWidgetId);
if ((view == null) || !(view instanceof PendingAppWidgetHostView)) {
Log.e(TAG, "Widget update called, when the widget no longer exists.");
return;
}
LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) view.getTag();
info.restoreStatus = LauncherAppWidgetInfo.RESTORE_COMPLETED;
mWorkspace.reinflateWidgetsIfNecessary();
LauncherModel.updateItemInDatabase(this, info);
}
public void onPageBoundSynchronously(int page) {
mSynchronouslyBoundPages.add(page);
}
@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;
}
}
/**
* Callback saying that there aren't any more items to bind.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void finishBindingItems() {
Runnable r = new Runnable() {
public void run() {
finishBindingItems();
}
};
if (waitUntilResume(r)) {
return;
}
if (mSavedState != null) {
if (!mWorkspace.hasFocus()) {
mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus();
}
mSavedState = null;
}
mWorkspace.restoreInstanceStateForRemainingPages();
setWorkspaceLoading(false);
sendLoadingCompleteBroadcastIfNecessary();
// If we received the result of any pending adds while the loader was running (e.g. the
// widget configuration forced an orientation change), process them now.
if (sPendingAddItem != null) {
final long screenId = completeAdd(sPendingAddItem);
// TODO: this moves the user to the page where the pending item was added. Ideally,
// the screen would be guaranteed to exist after bind, and the page would be set through
// the workspace restore process.
mWorkspace.post(new Runnable() {
@Override
public void run() {
mWorkspace.snapToScreenId(screenId);
}
});
sPendingAddItem = null;
}
InstallShortcutReceiver.disableAndFlushInstallQueue(this);
if (mLauncherCallbacks != null) {
mLauncherCallbacks.finishBindingItems(false);
}
}
private void sendLoadingCompleteBroadcastIfNecessary() {
if (!mSharedPrefs.getBoolean(FIRST_LOAD_COMPLETE, false)) {
String permission =
getResources().getString(R.string.receive_first_load_broadcast_permission);
Intent intent = new Intent(ACTION_FIRST_LOAD_COMPLETE);
sendBroadcast(intent, permission);
SharedPreferences.Editor editor = mSharedPrefs.edit();
editor.putBoolean(FIRST_LOAD_COMPLETE, true);
editor.apply();
}
}
public boolean isAllAppsButtonRank(int rank) {
if (mHotseat != null) {
return mHotseat.isAllAppsButtonRank(rank);
}
return false;
}
private boolean canRunNewAppsAnimation() {
long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime();
return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000)
&& (mClings == null || !mClings.isVisible());
}
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();
}
/** Returns the search bar bounds in pixels. */
protected Rect getSearchBarBounds() {
return mDeviceProfile.getSearchBarBounds(Utilities.isRtl(getResources()));
}
public int getSearchBarHeight() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.getSearchBarHeight();
}
return LauncherCallbacks.SEARCH_BAR_HEIGHT_NORMAL;
}
public void bindSearchProviderChanged() {
if (mSearchDropTargetBar == null) {
return;
}
if (mQsb != null) {
mSearchDropTargetBar.removeView(mQsb);
mQsb = null;
}
mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar());
}
/**
* A runnable that we can dequeue and re-enqueue when all applications are bound (to prevent
* multiple calls to bind the same list.)
*/
@Thunk ArrayList<AppInfo> mTmpAppsList;
private Runnable mBindAllApplicationsRunnable = new Runnable() {
public void run() {
bindAllApplications(mTmpAppsList);
mTmpAppsList = null;
}
};
/**
* Add the icons for all apps.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void bindAllApplications(final ArrayList<AppInfo> apps) {
if (waitUntilResume(mBindAllApplicationsRunnable, true)) {
mTmpAppsList = apps;
return;
}
if (mAppsView != null) {
mAppsView.setApps(apps);
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.bindAllApplications(apps);
}
}
/**
* A package was updated.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
public void bindAppsUpdated(final ArrayList<AppInfo> apps) {
Runnable r = new Runnable() {
public void run() {
bindAppsUpdated(apps);
}
};
if (waitUntilResume(r)) {
return;
}
if (mAppsView != null) {
mAppsView.updateApps(apps);
}
}
@Override
public void bindWidgetsRestored(final ArrayList<LauncherAppWidgetInfo> widgets) {
Runnable r = new Runnable() {
public void run() {
bindWidgetsRestored(widgets);
}
};
if (waitUntilResume(r)) {
return;
}
mWorkspace.widgetsRestored(widgets);
}
/**
* Some shortcuts were updated in the background.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public void bindShortcutsChanged(final ArrayList<ShortcutInfo> updated,
final ArrayList<ShortcutInfo> removed, final UserHandleCompat user) {
Runnable r = new Runnable() {
public void run() {
bindShortcutsChanged(updated, removed, user);
}
};
if (waitUntilResume(r)) {
return;
}
if (!updated.isEmpty()) {
mWorkspace.updateShortcuts(updated);
}
if (!removed.isEmpty()) {
HashSet<ComponentName> removedComponents = new HashSet<ComponentName>();
for (ShortcutInfo si : removed) {
removedComponents.add(si.getTargetComponent());
}
mWorkspace.removeItemsByComponentName(removedComponents, user);
// Notify the drag controller
mDragController.onAppsRemoved(new HashSet<String>(), removedComponents);
}
}
/**
* Update the state of a package, typically related to install state.
*
* Implementation of the method from LauncherModel.Callbacks.
*/
@Override
public void bindRestoreItemsChange(final HashSet<ItemInfo> updates) {
Runnable r = new Runnable() {
public void run() {
bindRestoreItemsChange(updates);
}
};
if (waitUntilResume(r)) {
return;
}
mWorkspace.updateRestoreItems(updates);
}
/**
* A package was uninstalled/updated. We take both the super set of packageNames
* in addition to specific applications to remove, the reason being that
* this can be called when a package is updated as well. In that scenario,
* we only remove specific components from the workspace and hotseat, where as
* package-removal should clear all items by package name.
*/
@Override
public void bindWorkspaceComponentsRemoved(
final HashSet<String> packageNames, final HashSet<ComponentName> components,
final UserHandleCompat user) {
Runnable r = new Runnable() {
public void run() {
bindWorkspaceComponentsRemoved(packageNames, components, user);
}
};
if (waitUntilResume(r)) {
return;
}
if (!packageNames.isEmpty()) {
mWorkspace.removeItemsByPackageName(packageNames, user);
}
if (!components.isEmpty()) {
mWorkspace.removeItemsByComponentName(components, user);
}
// Notify the drag controller
mDragController.onAppsRemoved(packageNames, components);
}
@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);
}
}
private Runnable mBindWidgetModelRunnable = new Runnable() {
public void run() {
bindWidgetsModel(mWidgetsModel);
}
};
@Override
public void bindWidgetsModel(WidgetsModel model) {
if (waitUntilResume(mBindWidgetModelRunnable, true)) {
mWidgetsModel = model;
return;
}
if (mWidgetsView != null && model != null) {
mWidgetsView.addWidgets(model);
mWidgetsModel = null;
}
}
@Override
public void notifyWidgetProvidersChanged() {
if (mWorkspace.getState().shouldUpdateWidget) {
mModel.refreshAndBindWidgetsAndShortcuts(this, mWidgetsView.isEmpty());
}
}
private int mapConfigurationOriActivityInfoOri(int configOri) {
final Display d = getWindowManager().getDefaultDisplay();
int naturalOri = Configuration.ORIENTATION_LANDSCAPE;
switch (d.getRotation()) {
case Surface.ROTATION_0:
case Surface.ROTATION_180:
// We are currently in the same basic orientation as the natural orientation
naturalOri = configOri;
break;
case Surface.ROTATION_90:
case Surface.ROTATION_270:
// We are currently in the other basic orientation to the natural orientation
naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ?
Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE;
break;
}
int[] oriMap = {
ActivityInfo.SCREEN_ORIENTATION_PORTRAIT,
ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE,
ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT,
ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE
};
// Since the map starts at portrait, we need to offset if this device's natural orientation
// is landscape.
int indexOffset = 0;
if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) {
indexOffset = 1;
}
return oriMap[(d.getRotation() + indexOffset) % 4];
}
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
public void lockScreenOrientation() {
if (mRotationEnabled) {
if (Utilities.ATLEAST_JB_MR2) {
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED);
} else {
setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources()
.getConfiguration().orientation));
}
}
}
public void unlockScreenOrientation(boolean immediate) {
if (mRotationEnabled) {
if (immediate) {
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
} else {
mHandler.postDelayed(new Runnable() {
public void run() {
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
}
}, RESTORE_SCREEN_ORIENTATION_DELAY);
}
}
}
protected boolean isLauncherPreinstalled() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.isLauncherPreinstalled();
}
PackageManager pm = getPackageManager();
try {
ApplicationInfo ai = pm.getApplicationInfo(getComponentName().getPackageName(), 0);
if ((ai.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
return true;
} else {
return false;
}
} catch (NameNotFoundException e) {
e.printStackTrace();
return false;
}
}
/**
* To be overridden by subclasses to indicate that there is an activity to launch
* before showing the standard launcher experience.
*/
protected boolean hasFirstRunActivity() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.hasFirstRunActivity();
}
return false;
}
/**
* To be overridden by subclasses to launch any first run activity
*/
protected Intent getFirstRunActivity() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.getFirstRunActivity();
}
return null;
}
private boolean shouldRunFirstRunActivity() {
return !ActivityManager.isRunningInTestHarness() &&
!mSharedPrefs.getBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, false);
}
protected boolean hasRunFirstRunActivity() {
return mSharedPrefs.getBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, false);
}
public boolean showFirstRunActivity() {
if (shouldRunFirstRunActivity() &&
hasFirstRunActivity()) {
Intent firstRunIntent = getFirstRunActivity();
if (firstRunIntent != null) {
startActivity(firstRunIntent);
markFirstRunActivityShown();
return true;
}
}
return false;
}
private void markFirstRunActivityShown() {
SharedPreferences.Editor editor = mSharedPrefs.edit();
editor.putBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, true);
editor.apply();
}
/**
* To be overridden by subclasses to indicate that there is an in-activity full-screen intro
* screen that must be displayed and dismissed.
*/
protected boolean hasDismissableIntroScreen() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.hasDismissableIntroScreen();
}
return false;
}
/**
* Full screen intro screen to be shown and dismissed before the launcher can be used.
*/
protected View getIntroScreen() {
if (mLauncherCallbacks != null) {
return mLauncherCallbacks.getIntroScreen();
}
return null;
}
/**
* To be overriden by subclasses to indicate whether the in-activity intro screen has been
* dismissed. This method is ignored if #hasDismissableIntroScreen returns false.
*/
private boolean shouldShowIntroScreen() {
return hasDismissableIntroScreen() &&
!mSharedPrefs.getBoolean(INTRO_SCREEN_DISMISSED, false);
}
protected void showIntroScreen() {
View introScreen = getIntroScreen();
changeWallpaperVisiblity(false);
if (introScreen != null) {
mDragLayer.showOverlayView(introScreen);
}
}
public void dismissIntroScreen() {
markIntroScreenDismissed();
if (showFirstRunActivity()) {
// We delay hiding the intro view until the first run activity is showing. This
// avoids a blip.
mWorkspace.postDelayed(new Runnable() {
@Override
public void run() {
mDragLayer.dismissOverlayView();
showFirstRunClings();
}
}, ACTIVITY_START_DELAY);
} else {
mDragLayer.dismissOverlayView();
showFirstRunClings();
}
changeWallpaperVisiblity(true);
}
private void markIntroScreenDismissed() {
SharedPreferences.Editor editor = mSharedPrefs.edit();
editor.putBoolean(INTRO_SCREEN_DISMISSED, true);
editor.apply();
}
@Thunk void showFirstRunClings() {
// The two first run cling paths are mutually exclusive, if the launcher is preinstalled
// on the device, then we always show the first run cling experience (or if there is no
// launcher2). Otherwise, we prompt the user upon started for migration
LauncherClings launcherClings = new LauncherClings(this);
if (launcherClings.shouldShowFirstRunOrMigrationClings()) {
mClings = launcherClings;
if (mModel.canMigrateFromOldLauncherDb(this)) {
launcherClings.showMigrationCling();
} else {
launcherClings.showLongPressCling(true);
}
}
}
void showWorkspaceSearchAndHotseat() {
if (mWorkspace != null) mWorkspace.setAlpha(1f);
if (mHotseat != null) mHotseat.setAlpha(1f);
if (mPageIndicators != null) mPageIndicators.setAlpha(1f);
if (mSearchDropTargetBar != null) mSearchDropTargetBar.animateToState(
SearchDropTargetBar.State.SEARCH_BAR, 0);
}
void hideWorkspaceSearchAndHotseat() {
if (mWorkspace != null) mWorkspace.setAlpha(0f);
if (mHotseat != null) mHotseat.setAlpha(0f);
if (mPageIndicators != null) mPageIndicators.setAlpha(0f);
if (mSearchDropTargetBar != null) mSearchDropTargetBar.animateToState(
SearchDropTargetBar.State.INVISIBLE, 0);
}
// TODO: These method should be a part of LauncherSearchCallback
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
public ItemInfo createAppDragInfo(Intent appLaunchIntent) {
// Called from search suggestion
UserHandleCompat user = null;
if (Utilities.ATLEAST_LOLLIPOP) {
UserHandle userHandle = appLaunchIntent.getParcelableExtra(Intent.EXTRA_USER);
if (userHandle != null) {
user = UserHandleCompat.fromUser(userHandle);
}
}
return createAppDragInfo(appLaunchIntent, user);
}
// TODO: This method should be a part of LauncherSearchCallback
public ItemInfo createAppDragInfo(Intent intent, UserHandleCompat user) {
if (user == null) {
user = UserHandleCompat.myUserHandle();
}
// Called from search suggestion, add the profile extra to the intent to ensure that we
// can launch it correctly
LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this);
LauncherActivityInfoCompat activityInfo = launcherApps.resolveActivity(intent, user);
if (activityInfo == null) {
return null;
}
return new AppInfo(this, activityInfo, user, mIconCache);
}
// TODO: This method should be a part of LauncherSearchCallback
public ItemInfo createShortcutDragInfo(Intent shortcutIntent, CharSequence caption,
Bitmap icon) {
return new ShortcutInfo(shortcutIntent, caption, caption, icon,
UserHandleCompat.myUserHandle());
}
// TODO: This method should be a part of LauncherSearchCallback
public void startDrag(View dragView, ItemInfo dragInfo, DragSource source) {
dragView.setTag(dragInfo);
mWorkspace.onExternalDragStartedWithItem(dragView);
mWorkspace.beginExternalDragShared(dragView, source);
}
protected void moveWorkspaceToDefaultScreen() {
mWorkspace.moveToDefaultScreen(false);
}
@Override
public void onPageSwitch(View newPage, int newPageIndex) {
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onPageSwitch(newPage, newPageIndex);
}
}
/**
* Returns a FastBitmapDrawable with the icon, accurately sized.
*/
public FastBitmapDrawable createIconDrawable(Bitmap icon) {
FastBitmapDrawable d = new FastBitmapDrawable(icon);
d.setFilterBitmap(true);
resizeIconDrawable(d);
return d;
}
/**
* Resizes an icon drawable to the correct icon size.
*/
public Drawable resizeIconDrawable(Drawable icon) {
icon.setBounds(0, 0, mDeviceProfile.iconSizePx, mDeviceProfile.iconSizePx);
return icon;
}
/**
* Prints out out state for debugging.
*/
public void dumpState() {
Log.d(TAG, "BEGIN launcher3 dump state for launcher " + this);
Log.d(TAG, "mSavedState=" + mSavedState);
Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading);
Log.d(TAG, "mRestoring=" + mRestoring);
Log.d(TAG, "mWaitingForResult=" + mWaitingForResult);
mModel.dumpState();
// TODO(hyunyoungs): add mWidgetsView.dumpState(); or mWidgetsModel.dumpState();
Log.d(TAG, "END launcher3 dump state");
}
@Override
public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) {
super.dump(prefix, fd, writer, args);
// Dump workspace
writer.println(prefix + "Workspace Items");
for (int i = mWorkspace.numCustomPages(); i < mWorkspace.getPageCount(); i++) {
writer.println(prefix + " Homescreen " + i);
ViewGroup layout = ((CellLayout) mWorkspace.getPageAt(i)).getShortcutsAndWidgets();
for (int j = 0; j < layout.getChildCount(); j++) {
Object tag = layout.getChildAt(j).getTag();
if (tag != null) {
writer.println(prefix + " " + tag.toString());
}
}
}
writer.println(prefix + " Hotseat");
ViewGroup layout = mHotseat.getLayout().getShortcutsAndWidgets();
for (int j = 0; j < layout.getChildCount(); j++) {
Object tag = layout.getChildAt(j).getTag();
if (tag != null) {
writer.println(prefix + " " + tag.toString());
}
}
synchronized (sDumpLogs) {
writer.println();
writer.println(prefix + "Debug logs");
for (String log : sDumpLogs) {
writer.println(prefix + " " + log);
}
}
if (mLauncherCallbacks != null) {
mLauncherCallbacks.dump(prefix, fd, writer, args);
}
}
public static void addDumpLog(String tag, String log) {
Log.d(tag, log);
synchronized(sDumpLogs) {
sDateStamp.setTime(System.currentTimeMillis());
sDumpLogs.add(sDateFormat.format(sDateStamp) + ": " + tag + ", " + log);
}
}
public static CustomAppWidget getCustomAppWidget(String name) {
return sCustomAppWidgets.get(name);
}
public static HashMap<String, CustomAppWidget> getCustomAppWidgets() {
return sCustomAppWidgets;
}
public static List<View> getFolderContents(View icon) {
if (icon instanceof FolderIcon) {
return ((FolderIcon) icon).getFolder().getItemsInReadingOrder();
} else {
return Collections.EMPTY_LIST;
}
}
}
interface DebugIntents {
static final String DELETE_DATABASE = "com.android.launcher3.action.DELETE_DATABASE";
static final String MIGRATE_DATABASE = "com.android.launcher3.action.MIGRATE_DATABASE";
}