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a5c8a9eb666da16bc4c9ea4412868e22ace8d1f0
Lawnchair/src/com/android/launcher3/LauncherModel.java
T
Sunny Goyal a5c8a9eb66 Adding logic to pull in workspace data from another Launcher3 based 
provider. This allows OEMs to keep the user's homescreen intact while
changing the default home app package.

Bug: 28536314
Change-Id: Ibebfd7dd33aa2cbd9ca28d2d611dd0a4a5971444
2016-07-09 16:19:26 -07:00

3680 lines
171 KiB
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.appwidget.AppWidgetProviderInfo;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.ContentProviderOperation;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.Intent.ShortcutIconResource;
import android.content.IntentFilter;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Handler;
import android.os.HandlerThread;
import android.os.Looper;
import android.os.Parcelable;
import android.os.Process;
import android.os.SystemClock;
import android.os.Trace;
import android.provider.BaseColumns;
import android.text.TextUtils;
import android.util.Log;
import android.util.LongSparseArray;
import android.util.MutableInt;
import android.util.Pair;
import com.android.launcher3.compat.AppWidgetManagerCompat;
import com.android.launcher3.compat.LauncherActivityInfoCompat;
import com.android.launcher3.compat.LauncherAppsCompat;
import com.android.launcher3.compat.PackageInstallerCompat;
import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo;
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.dynamicui.ExtractionUtils;
import com.android.launcher3.folder.Folder;
import com.android.launcher3.folder.FolderIcon;
import com.android.launcher3.logging.FileLog;
import com.android.launcher3.model.GridSizeMigrationTask;
import com.android.launcher3.model.WidgetsModel;
import com.android.launcher3.provider.ImportDataTask;
import com.android.launcher3.provider.LauncherDbUtils;
import com.android.launcher3.shortcuts.DeepShortcutManager;
import com.android.launcher3.shortcuts.ShortcutInfoCompat;
import com.android.launcher3.shortcuts.ShortcutKey;
import com.android.launcher3.util.ComponentKey;
import com.android.launcher3.util.CursorIconInfo;
import com.android.launcher3.util.FlagOp;
import com.android.launcher3.util.GridOccupancy;
import com.android.launcher3.util.LongArrayMap;
import com.android.launcher3.util.ManagedProfileHeuristic;
import com.android.launcher3.util.PackageManagerHelper;
import com.android.launcher3.util.Preconditions;
import com.android.launcher3.util.StringFilter;
import com.android.launcher3.util.MultiHashMap;
import com.android.launcher3.util.Thunk;
import com.android.launcher3.util.ViewOnDrawExecutor;
import java.lang.ref.WeakReference;
import java.net.URISyntaxException;
import java.security.InvalidParameterException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.concurrent.Executor;
/**
* Maintains in-memory state of the Launcher. It is expected that there should be only one
* LauncherModel object held in a static. Also provide APIs for updating the database state
* for the Launcher.
*/
public class LauncherModel extends BroadcastReceiver
implements LauncherAppsCompat.OnAppsChangedCallbackCompat {
static final boolean DEBUG_LOADERS = false;
private static final boolean DEBUG_RECEIVER = false;
private static final boolean REMOVE_UNRESTORED_ICONS = true;
static final String TAG = "Launcher.Model";
private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons
private static final long INVALID_SCREEN_ID = -1L;
@Thunk final LauncherAppState mApp;
@Thunk final Object mLock = new Object();
@Thunk DeferredHandler mHandler = new DeferredHandler();
@Thunk LoaderTask mLoaderTask;
@Thunk boolean mIsLoaderTaskRunning;
@Thunk boolean mHasLoaderCompletedOnce;
@Thunk static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader");
static {
sWorkerThread.start();
}
@Thunk static final Handler sWorker = new Handler(sWorkerThread.getLooper());
// We start off with everything not loaded. After that, we assume that
// our monitoring of the package manager provides all updates and we never
// need to do a requery. These are only ever touched from the loader thread.
private boolean mWorkspaceLoaded;
private boolean mAllAppsLoaded;
private boolean mDeepShortcutsLoaded;
/**
* Set of runnables to be called on the background thread after the workspace binding
* is complete.
*/
static final ArrayList<Runnable> mBindCompleteRunnables = new ArrayList<Runnable>();
@Thunk WeakReference<Callbacks> mCallbacks;
// < only access in worker thread >
private final AllAppsList mBgAllAppsList;
// Entire list of widgets.
private final WidgetsModel mBgWidgetsModel;
// Maps all launcher activities to the id's of their shortcuts (if they have any).
private final MultiHashMap<ComponentKey, String> mBgDeepShortcutMap = new MultiHashMap<>();
// The lock that must be acquired before referencing any static bg data structures. Unlike
// other locks, this one can generally be held long-term because we never expect any of these
// static data structures to be referenced outside of the worker thread except on the first
// load after configuration change.
static final Object sBgLock = new Object();
// sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by
// LauncherModel to their ids
static final LongArrayMap<ItemInfo> sBgItemsIdMap = new LongArrayMap<>();
// sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts
// created by LauncherModel that are directly on the home screen (however, no widgets or
// shortcuts within folders).
static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>();
// sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget()
static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets =
new ArrayList<LauncherAppWidgetInfo>();
// sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders()
static final LongArrayMap<FolderInfo> sBgFolders = new LongArrayMap<>();
// sBgWorkspaceScreens is the ordered set of workspace screens.
static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>();
// sBgPinnedShortcutCounts is the ComponentKey representing a pinned shortcut to the number of
// times it is pinned.
static final Map<ShortcutKey, MutableInt> sBgPinnedShortcutCounts = new HashMap<>();
// sPendingPackages is a set of packages which could be on sdcard and are not available yet
static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages =
new HashMap<UserHandleCompat, HashSet<String>>();
// </ only access in worker thread >
private IconCache mIconCache;
private DeepShortcutManager mDeepShortcutManager;
private final LauncherAppsCompat mLauncherApps;
private final UserManagerCompat mUserManager;
public interface Callbacks {
public boolean setLoadOnResume();
public int getCurrentWorkspaceScreen();
public void clearPendingBinds();
public void startBinding();
public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end,
boolean forceAnimateIcons);
public void bindScreens(ArrayList<Long> orderedScreenIds);
public void finishBindingItems();
public void bindAppWidget(LauncherAppWidgetInfo info);
public void bindAllApplications(ArrayList<AppInfo> apps);
public void bindAppsAdded(ArrayList<Long> newScreens,
ArrayList<ItemInfo> addNotAnimated,
ArrayList<ItemInfo> addAnimated,
ArrayList<AppInfo> addedApps);
public void bindAppsUpdated(ArrayList<AppInfo> apps);
public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated,
ArrayList<ShortcutInfo> removed, UserHandleCompat user);
public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets);
public void bindRestoreItemsChange(HashSet<ItemInfo> updates);
public void bindWorkspaceComponentsRemoved(
HashSet<String> packageNames, HashSet<ComponentName> components,
UserHandleCompat user);
public void bindAppInfosRemoved(ArrayList<AppInfo> appInfos);
public void notifyWidgetProvidersChanged();
public void bindWidgetsModel(WidgetsModel model);
public void onPageBoundSynchronously(int page);
public void executeOnNextDraw(ViewOnDrawExecutor executor);
public void bindDeepShortcutMap(MultiHashMap<ComponentKey, String> deepShortcutMap);
}
public interface ItemInfoFilter {
public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn);
}
LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter,
DeepShortcutManager deepShortcutManager) {
Context context = app.getContext();
mApp = app;
mBgAllAppsList = new AllAppsList(iconCache, appFilter);
mBgWidgetsModel = new WidgetsModel(context, iconCache, appFilter);
mIconCache = iconCache;
mDeepShortcutManager = deepShortcutManager;
mLauncherApps = LauncherAppsCompat.getInstance(context);
mUserManager = UserManagerCompat.getInstance(context);
}
/** Runs the specified runnable immediately if called from the main thread, otherwise it is
* posted on the main thread handler. */
private void runOnMainThread(Runnable r) {
if (sWorkerThread.getThreadId() == Process.myTid()) {
// If we are on the worker thread, post onto the main handler
mHandler.post(r);
} else {
r.run();
}
}
/** Runs the specified runnable immediately if called from the worker thread, otherwise it is
* posted on the worker thread handler. */
private static void runOnWorkerThread(Runnable r) {
if (sWorkerThread.getThreadId() == Process.myTid()) {
r.run();
} else {
// If we are not on the worker thread, then post to the worker handler
sWorker.post(r);
}
}
public void setPackageState(final PackageInstallInfo installInfo) {
Runnable updateRunnable = new Runnable() {
@Override
public void run() {
synchronized (sBgLock) {
final HashSet<ItemInfo> updates = new HashSet<>();
if (installInfo.state == PackageInstallerCompat.STATUS_INSTALLED) {
// Ignore install success events as they are handled by Package add events.
return;
}
for (ItemInfo info : sBgItemsIdMap) {
if (info instanceof ShortcutInfo) {
ShortcutInfo si = (ShortcutInfo) info;
ComponentName cn = si.getTargetComponent();
if (si.isPromise() && (cn != null)
&& installInfo.packageName.equals(cn.getPackageName())) {
si.setInstallProgress(installInfo.progress);
if (installInfo.state == PackageInstallerCompat.STATUS_FAILED) {
// Mark this info as broken.
si.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE;
}
updates.add(si);
}
}
}
for (LauncherAppWidgetInfo widget : sBgAppWidgets) {
if (widget.providerName.getPackageName().equals(installInfo.packageName)) {
widget.installProgress = installInfo.progress;
updates.add(widget);
}
}
if (!updates.isEmpty()) {
// Push changes to the callback.
Runnable r = new Runnable() {
public void run() {
Callbacks callbacks = getCallback();
if (callbacks != null) {
callbacks.bindRestoreItemsChange(updates);
}
}
};
mHandler.post(r);
}
}
}
};
runOnWorkerThread(updateRunnable);
}
/**
* Updates the icons and label of all pending icons for the provided package name.
*/
public void updateSessionDisplayInfo(final String packageName) {
Runnable updateRunnable = new Runnable() {
@Override
public void run() {
synchronized (sBgLock) {
final ArrayList<ShortcutInfo> updates = new ArrayList<>();
final UserHandleCompat user = UserHandleCompat.myUserHandle();
for (ItemInfo info : sBgItemsIdMap) {
if (info instanceof ShortcutInfo) {
ShortcutInfo si = (ShortcutInfo) info;
ComponentName cn = si.getTargetComponent();
if (si.isPromise() && (cn != null)
&& packageName.equals(cn.getPackageName())) {
if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) {
// For auto install apps update the icon as well as label.
mIconCache.getTitleAndIcon(si,
si.promisedIntent, user,
si.shouldUseLowResIcon());
} else {
// Only update the icon for restored apps.
si.updateIcon(mIconCache);
}
updates.add(si);
}
}
}
if (!updates.isEmpty()) {
// Push changes to the callback.
Runnable r = new Runnable() {
public void run() {
Callbacks callbacks = getCallback();
if (callbacks != null) {
callbacks.bindShortcutsChanged(updates,
new ArrayList<ShortcutInfo>(), user);
}
}
};
mHandler.post(r);
}
}
}
};
runOnWorkerThread(updateRunnable);
}
public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) {
final Callbacks callbacks = getCallback();
if (allAppsApps == null) {
throw new RuntimeException("allAppsApps must not be null");
}
if (allAppsApps.isEmpty()) {
return;
}
// Process the newly added applications and add them to the database first
Runnable r = new Runnable() {
public void run() {
runOnMainThread(new Runnable() {
public void run() {
Callbacks cb = getCallback();
if (callbacks == cb && cb != null) {
callbacks.bindAppsAdded(null, null, null, allAppsApps);
}
}
});
}
};
runOnWorkerThread(r);
}
private static boolean findNextAvailableIconSpaceInScreen(ArrayList<ItemInfo> occupiedPos,
int[] xy, int spanX, int spanY) {
LauncherAppState app = LauncherAppState.getInstance();
InvariantDeviceProfile profile = app.getInvariantDeviceProfile();
GridOccupancy occupied = new GridOccupancy(profile.numColumns, profile.numRows);
if (occupiedPos != null) {
for (ItemInfo r : occupiedPos) {
occupied.markCells(r, true);
}
}
return occupied.findVacantCell(xy, spanX, spanY);
}
/**
* Find a position on the screen for the given size or adds a new screen.
* @return screenId and the coordinates for the item.
*/
@Thunk Pair<Long, int[]> findSpaceForItem(
Context context,
ArrayList<Long> workspaceScreens,
ArrayList<Long> addedWorkspaceScreensFinal,
int spanX, int spanY) {
LongSparseArray<ArrayList<ItemInfo>> screenItems = new LongSparseArray<>();
// Use sBgItemsIdMap as all the items are already loaded.
assertWorkspaceLoaded();
synchronized (sBgLock) {
for (ItemInfo info : sBgItemsIdMap) {
if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
ArrayList<ItemInfo> items = screenItems.get(info.screenId);
if (items == null) {
items = new ArrayList<>();
screenItems.put(info.screenId, items);
}
items.add(info);
}
}
}
// Find appropriate space for the item.
long screenId = 0;
int[] cordinates = new int[2];
boolean found = false;
int screenCount = workspaceScreens.size();
// First check the preferred screen.
int preferredScreenIndex = workspaceScreens.isEmpty() ? 0 : 1;
if (preferredScreenIndex < screenCount) {
screenId = workspaceScreens.get(preferredScreenIndex);
found = findNextAvailableIconSpaceInScreen(
screenItems.get(screenId), cordinates, spanX, spanY);
}
if (!found) {
// Search on any of the screens starting from the first screen.
for (int screen = 1; screen < screenCount; screen++) {
screenId = workspaceScreens.get(screen);
if (findNextAvailableIconSpaceInScreen(
screenItems.get(screenId), cordinates, spanX, spanY)) {
// We found a space for it
found = true;
break;
}
}
}
if (!found) {
// Still no position found. Add a new screen to the end.
screenId = LauncherSettings.Settings.call(context.getContentResolver(),
LauncherSettings.Settings.METHOD_NEW_SCREEN_ID)
.getLong(LauncherSettings.Settings.EXTRA_VALUE);
// Save the screen id for binding in the workspace
workspaceScreens.add(screenId);
addedWorkspaceScreensFinal.add(screenId);
// If we still can't find an empty space, then God help us all!!!
if (!findNextAvailableIconSpaceInScreen(
screenItems.get(screenId), cordinates, spanX, spanY)) {
throw new RuntimeException("Can't find space to add the item");
}
}
return Pair.create(screenId, cordinates);
}
/**
* Adds the provided items to the workspace.
*/
public void addAndBindAddedWorkspaceItems(final Context context,
final ArrayList<? extends ItemInfo> workspaceApps) {
final Callbacks callbacks = getCallback();
if (workspaceApps.isEmpty()) {
return;
}
// Process the newly added applications and add them to the database first
Runnable r = new Runnable() {
public void run() {
final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>();
final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>();
// Get the list of workspace screens. We need to append to this list and
// can not use sBgWorkspaceScreens because loadWorkspace() may not have been
// called.
ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context);
synchronized(sBgLock) {
for (ItemInfo item : workspaceApps) {
if (item instanceof ShortcutInfo) {
// Short-circuit this logic if the icon exists somewhere on the workspace
if (shortcutExists(context, item.getIntent(), item.user)) {
continue;
}
}
// Find appropriate space for the item.
Pair<Long, int[]> coords = findSpaceForItem(context,
workspaceScreens, addedWorkspaceScreensFinal, 1, 1);
long screenId = coords.first;
int[] cordinates = coords.second;
ItemInfo itemInfo;
if (item instanceof ShortcutInfo || item instanceof FolderInfo) {
itemInfo = item;
} else if (item instanceof AppInfo) {
itemInfo = ((AppInfo) item).makeShortcut();
} else {
throw new RuntimeException("Unexpected info type");
}
// Add the shortcut to the db
addItemToDatabase(context, itemInfo,
LauncherSettings.Favorites.CONTAINER_DESKTOP,
screenId, cordinates[0], cordinates[1]);
// Save the ShortcutInfo for binding in the workspace
addedShortcutsFinal.add(itemInfo);
}
}
// Update the workspace screens
updateWorkspaceScreenOrder(context, workspaceScreens);
if (!addedShortcutsFinal.isEmpty()) {
runOnMainThread(new Runnable() {
public void run() {
Callbacks cb = getCallback();
if (callbacks == cb && cb != null) {
final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>();
final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>();
if (!addedShortcutsFinal.isEmpty()) {
ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1);
long lastScreenId = info.screenId;
for (ItemInfo i : addedShortcutsFinal) {
if (i.screenId == lastScreenId) {
addAnimated.add(i);
} else {
addNotAnimated.add(i);
}
}
}
callbacks.bindAppsAdded(addedWorkspaceScreensFinal,
addNotAnimated, addAnimated, null);
}
}
});
}
}
};
runOnWorkerThread(r);
}
/**
* Adds an item to the DB if it was not created previously, or move it to a new
* <container, screen, cellX, cellY>
*/
public static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container,
long screenId, int cellX, int cellY) {
if (item.container == ItemInfo.NO_ID) {
// From all apps
addItemToDatabase(context, item, container, screenId, cellX, cellY);
} else {
// From somewhere else
moveItemInDatabase(context, item, container, screenId, cellX, cellY);
}
}
static void checkItemInfoLocked(
final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) {
ItemInfo modelItem = sBgItemsIdMap.get(itemId);
if (modelItem != null && item != modelItem) {
// check all the data is consistent
if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) {
ShortcutInfo modelShortcut = (ShortcutInfo) modelItem;
ShortcutInfo shortcut = (ShortcutInfo) item;
if (modelShortcut.title.toString().equals(shortcut.title.toString()) &&
modelShortcut.intent.filterEquals(shortcut.intent) &&
modelShortcut.id == shortcut.id &&
modelShortcut.itemType == shortcut.itemType &&
modelShortcut.container == shortcut.container &&
modelShortcut.screenId == shortcut.screenId &&
modelShortcut.cellX == shortcut.cellX &&
modelShortcut.cellY == shortcut.cellY &&
modelShortcut.spanX == shortcut.spanX &&
modelShortcut.spanY == shortcut.spanY) {
// For all intents and purposes, this is the same object
return;
}
}
// the modelItem needs to match up perfectly with item if our model is
// to be consistent with the database-- for now, just require
// modelItem == item or the equality check above
String msg = "item: " + ((item != null) ? item.toString() : "null") +
"modelItem: " +
((modelItem != null) ? modelItem.toString() : "null") +
"Error: ItemInfo passed to checkItemInfo doesn't match original";
RuntimeException e = new RuntimeException(msg);
if (stackTrace != null) {
e.setStackTrace(stackTrace);
}
throw e;
}
}
static void checkItemInfo(final ItemInfo item) {
final StackTraceElement[] stackTrace = new Throwable().getStackTrace();
final long itemId = item.id;
Runnable r = new Runnable() {
public void run() {
synchronized (sBgLock) {
checkItemInfoLocked(itemId, item, stackTrace);
}
}
};
runOnWorkerThread(r);
}
static void updateItemInDatabaseHelper(Context context, final ContentValues values,
final ItemInfo item, final String callingFunction) {
final long itemId = item.id;
final Uri uri = LauncherSettings.Favorites.getContentUri(itemId);
final ContentResolver cr = context.getContentResolver();
final StackTraceElement[] stackTrace = new Throwable().getStackTrace();
Runnable r = new Runnable() {
public void run() {
cr.update(uri, values, null, null);
updateItemArrays(item, itemId, stackTrace);
}
};
runOnWorkerThread(r);
}
static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList,
final ArrayList<ItemInfo> items, final String callingFunction) {
final ContentResolver cr = context.getContentResolver();
final StackTraceElement[] stackTrace = new Throwable().getStackTrace();
Runnable r = new Runnable() {
public void run() {
ArrayList<ContentProviderOperation> ops =
new ArrayList<ContentProviderOperation>();
int count = items.size();
for (int i = 0; i < count; i++) {
ItemInfo item = items.get(i);
final long itemId = item.id;
final Uri uri = LauncherSettings.Favorites.getContentUri(itemId);
ContentValues values = valuesList.get(i);
ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build());
updateItemArrays(item, itemId, stackTrace);
}
try {
cr.applyBatch(LauncherProvider.AUTHORITY, ops);
} catch (Exception e) {
e.printStackTrace();
}
}
};
runOnWorkerThread(r);
}
static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) {
// Lock on mBgLock *after* the db operation
synchronized (sBgLock) {
checkItemInfoLocked(itemId, item, stackTrace);
if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP &&
item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
// Item is in a folder, make sure this folder exists
if (!sBgFolders.containsKey(item.container)) {
// An items container is being set to a that of an item which is not in
// the list of Folders.
String msg = "item: " + item + " container being set to: " +
item.container + ", not in the list of folders";
Log.e(TAG, msg);
}
}
// Items are added/removed from the corresponding FolderInfo elsewhere, such
// as in Workspace.onDrop. Here, we just add/remove them from the list of items
// that are on the desktop, as appropriate
ItemInfo modelItem = sBgItemsIdMap.get(itemId);
if (modelItem != null &&
(modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP ||
modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) {
switch (modelItem.itemType) {
case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
if (!sBgWorkspaceItems.contains(modelItem)) {
sBgWorkspaceItems.add(modelItem);
}
break;
default:
break;
}
} else {
sBgWorkspaceItems.remove(modelItem);
}
}
}
/**
* Move an item in the DB to a new <container, screen, cellX, cellY>
*/
public static void moveItemInDatabase(Context context, final ItemInfo item, final long container,
final long screenId, final int cellX, final int cellY) {
item.container = container;
item.cellX = cellX;
item.cellY = cellY;
// We store hotseat items in canonical form which is this orientation invariant position
// in the hotseat
if (context instanceof Launcher && screenId < 0 &&
container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY);
} else {
item.screenId = screenId;
}
final ContentValues values = new ContentValues();
values.put(LauncherSettings.Favorites.CONTAINER, item.container);
values.put(LauncherSettings.Favorites.CELLX, item.cellX);
values.put(LauncherSettings.Favorites.CELLY, item.cellY);
values.put(LauncherSettings.Favorites.RANK, item.rank);
values.put(LauncherSettings.Favorites.SCREEN, item.screenId);
updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase");
}
/**
* Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the
* cellX, cellY have already been updated on the ItemInfos.
*/
public static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items,
final long container, final int screen) {
ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>();
int count = items.size();
for (int i = 0; i < count; i++) {
ItemInfo item = items.get(i);
item.container = container;
// We store hotseat items in canonical form which is this orientation invariant position
// in the hotseat
if (context instanceof Launcher && screen < 0 &&
container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX,
item.cellY);
} else {
item.screenId = screen;
}
final ContentValues values = new ContentValues();
values.put(LauncherSettings.Favorites.CONTAINER, item.container);
values.put(LauncherSettings.Favorites.CELLX, item.cellX);
values.put(LauncherSettings.Favorites.CELLY, item.cellY);
values.put(LauncherSettings.Favorites.RANK, item.rank);
values.put(LauncherSettings.Favorites.SCREEN, item.screenId);
contentValues.add(values);
}
updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase");
}
/**
* Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY>
*/
static void modifyItemInDatabase(Context context, final ItemInfo item, final long container,
final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) {
item.container = container;
item.cellX = cellX;
item.cellY = cellY;
item.spanX = spanX;
item.spanY = spanY;
// We store hotseat items in canonical form which is this orientation invariant position
// in the hotseat
if (context instanceof Launcher && screenId < 0 &&
container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY);
} else {
item.screenId = screenId;
}
final ContentValues values = new ContentValues();
values.put(LauncherSettings.Favorites.CONTAINER, item.container);
values.put(LauncherSettings.Favorites.CELLX, item.cellX);
values.put(LauncherSettings.Favorites.CELLY, item.cellY);
values.put(LauncherSettings.Favorites.RANK, item.rank);
values.put(LauncherSettings.Favorites.SPANX, item.spanX);
values.put(LauncherSettings.Favorites.SPANY, item.spanY);
values.put(LauncherSettings.Favorites.SCREEN, item.screenId);
updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase");
}
/**
* Update an item to the database in a specified container.
*/
public static void updateItemInDatabase(Context context, final ItemInfo item) {
final ContentValues values = new ContentValues();
item.onAddToDatabase(context, values);
updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase");
}
private void assertWorkspaceLoaded() {
if (ProviderConfig.IS_DOGFOOD_BUILD) {
synchronized (mLock) {
if (!mHasLoaderCompletedOnce ||
(mLoaderTask != null && mLoaderTask.mIsLoadingAndBindingWorkspace)) {
throw new RuntimeException("Trying to add shortcut while loader is running");
}
}
}
}
/**
* Returns true if the shortcuts already exists on the workspace. This must be called after
* the workspace has been loaded. We identify a shortcut by its intent.
*/
@Thunk boolean shortcutExists(Context context, Intent intent, UserHandleCompat user) {
assertWorkspaceLoaded();
final String intentWithPkg, intentWithoutPkg;
if (intent.getComponent() != null) {
// If component is not null, an intent with null package will produce
// the same result and should also be a match.
String packageName = intent.getComponent().getPackageName();
if (intent.getPackage() != null) {
intentWithPkg = intent.toUri(0);
intentWithoutPkg = new Intent(intent).setPackage(null).toUri(0);
} else {
intentWithPkg = new Intent(intent).setPackage(packageName).toUri(0);
intentWithoutPkg = intent.toUri(0);
}
} else {
intentWithPkg = intent.toUri(0);
intentWithoutPkg = intent.toUri(0);
}
synchronized (sBgLock) {
for (ItemInfo item : sBgItemsIdMap) {
if (item instanceof ShortcutInfo) {
ShortcutInfo info = (ShortcutInfo) item;
Intent targetIntent = info.promisedIntent == null
? info.intent : info.promisedIntent;
if (targetIntent != null && info.user.equals(user)) {
String s = targetIntent.toUri(0);
if (intentWithPkg.equals(s) || intentWithoutPkg.equals(s)) {
return true;
}
}
}
}
}
return false;
}
/**
* Add an item to the database in a specified container. Sets the container, screen, cellX and
* cellY fields of the item. Also assigns an ID to the item.
*/
public static void addItemToDatabase(Context context, final ItemInfo item, final long container,
final long screenId, final int cellX, final int cellY) {
item.container = container;
item.cellX = cellX;
item.cellY = cellY;
// We store hotseat items in canonical form which is this orientation invariant position
// in the hotseat
if (context instanceof Launcher && screenId < 0 &&
container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY);
} else {
item.screenId = screenId;
}
final ContentValues values = new ContentValues();
final ContentResolver cr = context.getContentResolver();
item.onAddToDatabase(context, values);
item.id = LauncherSettings.Settings.call(cr, LauncherSettings.Settings.METHOD_NEW_ITEM_ID)
.getLong(LauncherSettings.Settings.EXTRA_VALUE);
values.put(LauncherSettings.Favorites._ID, item.id);
final StackTraceElement[] stackTrace = new Throwable().getStackTrace();
Runnable r = new Runnable() {
public void run() {
cr.insert(LauncherSettings.Favorites.CONTENT_URI, values);
// Lock on mBgLock *after* the db operation
synchronized (sBgLock) {
checkItemInfoLocked(item.id, item, stackTrace);
sBgItemsIdMap.put(item.id, item);
switch (item.itemType) {
case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
sBgFolders.put(item.id, (FolderInfo) item);
// Fall through
case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP ||
item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
sBgWorkspaceItems.add(item);
} else {
if (!sBgFolders.containsKey(item.container)) {
// Adding an item to a folder that doesn't exist.
String msg = "adding item: " + item + " to a folder that " +
" doesn't exist";
Log.e(TAG, msg);
}
}
if (item.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
ShortcutInfo shortcutInfo = (ShortcutInfo) item;
ShortcutKey shortcutToPin = new ShortcutKey(
shortcutInfo.intent.getPackage(),
shortcutInfo.user,
shortcutInfo.getDeepShortcutId());
incrementPinnedShortcutCount(shortcutToPin, true /* shouldPin */);
}
break;
case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
sBgAppWidgets.add((LauncherAppWidgetInfo) item);
break;
}
}
}
};
runOnWorkerThread(r);
}
private static ArrayList<ItemInfo> getItemsByPackageName(
final String pn, final UserHandleCompat user) {
ItemInfoFilter filter = new ItemInfoFilter() {
@Override
public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) {
return cn.getPackageName().equals(pn) && info.user.equals(user);
}
};
return filterItemInfos(sBgItemsIdMap, filter);
}
/**
* Removes all the items from the database corresponding to the specified package.
*/
static void deletePackageFromDatabase(Context context, final String pn,
final UserHandleCompat user) {
deleteItemsFromDatabase(context, getItemsByPackageName(pn, user));
}
/**
* Removes the specified item from the database
*/
public static void deleteItemFromDatabase(Context context, final ItemInfo item) {
ArrayList<ItemInfo> items = new ArrayList<ItemInfo>();
items.add(item);
deleteItemsFromDatabase(context, items);
}
/**
* Removes the specified items from the database
*/
static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) {
final ContentResolver cr = context.getContentResolver();
Runnable r = new Runnable() {
public void run() {
for (ItemInfo item : items) {
final Uri uri = LauncherSettings.Favorites.getContentUri(item.id);
cr.delete(uri, null, null);
// Lock on mBgLock *after* the db operation
synchronized (sBgLock) {
switch (item.itemType) {
case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
sBgFolders.remove(item.id);
for (ItemInfo info: sBgItemsIdMap) {
if (info.container == item.id) {
// We are deleting a folder which still contains items that
// think they are contained by that folder.
String msg = "deleting a folder (" + item + ") which still " +
"contains items (" + info + ")";
Log.e(TAG, msg);
}
}
sBgWorkspaceItems.remove(item);
break;
case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
ShortcutInfo shortcutInfo = ((ShortcutInfo) item);
ShortcutKey pinnedShortcut = new ShortcutKey(
shortcutInfo.intent.getPackage(),
shortcutInfo.user,
shortcutInfo.getDeepShortcutId());
decrementPinnedShortcutCount(pinnedShortcut);
// Fall through.
case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
sBgWorkspaceItems.remove(item);
break;
case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
sBgAppWidgets.remove((LauncherAppWidgetInfo) item);
break;
}
sBgItemsIdMap.remove(item.id);
}
}
}
};
runOnWorkerThread(r);
}
/**
* Decrement the count for the given pinned shortcut, unpinning it if the count becomes 0.
*/
private static void decrementPinnedShortcutCount(final ShortcutKey pinnedShortcut) {
synchronized (sBgLock) {
MutableInt count = sBgPinnedShortcutCounts.get(pinnedShortcut);
if (count == null || --count.value == 0) {
LauncherAppState.getInstance().getShortcutManager().unpinShortcut(pinnedShortcut);
}
}
}
/**
* Increment the count for the given shortcut, pinning it if the count becomes 1.
*
* As an optimization, the caller can pass shouldPin == false to avoid
* unnecessary RPC's if the shortcut is already pinned.
*/
private static void incrementPinnedShortcutCount(ShortcutKey pinnedShortcut, boolean shouldPin) {
synchronized (sBgLock) {
MutableInt count = sBgPinnedShortcutCounts.get(pinnedShortcut);
if (count == null) {
count = new MutableInt(1);
sBgPinnedShortcutCounts.put(pinnedShortcut, count);
} else {
count.value++;
}
if (shouldPin && count.value == 1) {
LauncherAppState.getInstance().getShortcutManager().pinShortcut(pinnedShortcut);
}
}
}
/**
* Update the order of the workspace screens in the database. The array list contains
* a list of screen ids in the order that they should appear.
*/
public void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) {
final ArrayList<Long> screensCopy = new ArrayList<Long>(screens);
final ContentResolver cr = context.getContentResolver();
final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI;
// Remove any negative screen ids -- these aren't persisted
Iterator<Long> iter = screensCopy.iterator();
while (iter.hasNext()) {
long id = iter.next();
if (id < 0) {
iter.remove();
}
}
Runnable r = new Runnable() {
@Override
public void run() {
ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>();
// Clear the table
ops.add(ContentProviderOperation.newDelete(uri).build());
int count = screensCopy.size();
for (int i = 0; i < count; i++) {
ContentValues v = new ContentValues();
long screenId = screensCopy.get(i);
v.put(LauncherSettings.WorkspaceScreens._ID, screenId);
v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i);
ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build());
}
try {
cr.applyBatch(LauncherProvider.AUTHORITY, ops);
} catch (Exception ex) {
throw new RuntimeException(ex);
}
synchronized (sBgLock) {
sBgWorkspaceScreens.clear();
sBgWorkspaceScreens.addAll(screensCopy);
}
}
};
runOnWorkerThread(r);
}
/**
* Remove the specified folder and all its contents from the database.
*/
public static void deleteFolderAndContentsFromDatabase(Context context, final FolderInfo info) {
final ContentResolver cr = context.getContentResolver();
Runnable r = new Runnable() {
public void run() {
cr.delete(LauncherSettings.Favorites.getContentUri(info.id), null, null);
// Lock on mBgLock *after* the db operation
synchronized (sBgLock) {
sBgItemsIdMap.remove(info.id);
sBgFolders.remove(info.id);
sBgWorkspaceItems.remove(info);
}
cr.delete(LauncherSettings.Favorites.CONTENT_URI,
LauncherSettings.Favorites.CONTAINER + "=" + info.id, null);
// Lock on mBgLock *after* the db operation
synchronized (sBgLock) {
for (ItemInfo childInfo : info.contents) {
sBgItemsIdMap.remove(childInfo.id);
}
}
}
};
runOnWorkerThread(r);
}
/**
* Set this as the current Launcher activity object for the loader.
*/
public void initialize(Callbacks callbacks) {
synchronized (mLock) {
Preconditions.assertUIThread();
// Remove any queued UI runnables
mHandler.cancelAll();
mCallbacks = new WeakReference<>(callbacks);
}
}
@Override
public void onPackageChanged(String packageName, UserHandleCompat user) {
int op = PackageUpdatedTask.OP_UPDATE;
enqueueItemUpdatedTask(new PackageUpdatedTask(op, new String[] { packageName },
user));
}
@Override
public void onPackageRemoved(String packageName, UserHandleCompat user) {
int op = PackageUpdatedTask.OP_REMOVE;
enqueueItemUpdatedTask(new PackageUpdatedTask(op, new String[] { packageName },
user));
}
@Override
public void onPackageAdded(String packageName, UserHandleCompat user) {
int op = PackageUpdatedTask.OP_ADD;
enqueueItemUpdatedTask(new PackageUpdatedTask(op, new String[] { packageName },
user));
}
@Override
public void onPackagesAvailable(String[] packageNames, UserHandleCompat user,
boolean replacing) {
enqueueItemUpdatedTask(
new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, packageNames, user));
}
@Override
public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user,
boolean replacing) {
if (!replacing) {
enqueueItemUpdatedTask(new PackageUpdatedTask(
PackageUpdatedTask.OP_UNAVAILABLE, packageNames,
user));
}
}
@Override
public void onPackagesSuspended(String[] packageNames, UserHandleCompat user) {
enqueueItemUpdatedTask(new PackageUpdatedTask(
PackageUpdatedTask.OP_SUSPEND, packageNames,
user));
}
@Override
public void onPackagesUnsuspended(String[] packageNames, UserHandleCompat user) {
enqueueItemUpdatedTask(new PackageUpdatedTask(
PackageUpdatedTask.OP_UNSUSPEND, packageNames,
user));
}
@Override
public void onShortcutsChanged(String packageName, List<ShortcutInfoCompat> shortcuts,
UserHandleCompat user) {
enqueueItemUpdatedTask(new ShortcutsChangedTask(packageName, shortcuts, user));
}
/**
* Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and
* ACTION_PACKAGE_CHANGED.
*/
@Override
public void onReceive(Context context, Intent intent) {
if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent);
final String action = intent.getAction();
if (Intent.ACTION_LOCALE_CHANGED.equals(action)) {
// If we have changed locale we need to clear out the labels in all apps/workspace.
forceReload();
} else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED.equals(action)
|| LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) {
UserManagerCompat.getInstance(context).enableAndResetCache();
forceReload();
} else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_AVAILABLE.equals(action) ||
LauncherAppsCompat.ACTION_MANAGED_PROFILE_UNAVAILABLE.equals(action)) {
UserHandleCompat user = UserHandleCompat.fromIntent(intent);
if (user != null) {
enqueueItemUpdatedTask(new PackageUpdatedTask(
PackageUpdatedTask.OP_USER_AVAILABILITY_CHANGE,
new String[0], user));
}
} else if (Intent.ACTION_WALLPAPER_CHANGED.equals(action)) {
ExtractionUtils.startColorExtractionServiceIfNecessary(context);
}
}
void forceReload() {
resetLoadedState(true, true);
// Do this here because if the launcher activity is running it will be restarted.
// If it's not running startLoaderFromBackground will merely tell it that it needs
// to reload.
startLoaderFromBackground();
}
public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) {
synchronized (mLock) {
// Stop any existing loaders first, so they don't set mAllAppsLoaded or
// mWorkspaceLoaded to true later
stopLoaderLocked();
if (resetAllAppsLoaded) mAllAppsLoaded = false;
if (resetWorkspaceLoaded) mWorkspaceLoaded = false;
// Always reset deep shortcuts loaded.
mDeepShortcutsLoaded = false;
}
}
/**
* When the launcher is in the background, it's possible for it to miss paired
* configuration changes. So whenever we trigger the loader from the background
* tell the launcher that it needs to re-run the loader when it comes back instead
* of doing it now.
*/
public void startLoaderFromBackground() {
Callbacks callbacks = getCallback();
if (callbacks != null) {
// Only actually run the loader if they're not paused.
if (!callbacks.setLoadOnResume()) {
startLoader(callbacks.getCurrentWorkspaceScreen());
}
}
}
/**
* If there is already a loader task running, tell it to stop.
*/
private void stopLoaderLocked() {
LoaderTask oldTask = mLoaderTask;
if (oldTask != null) {
oldTask.stopLocked();
}
}
public boolean isCurrentCallbacks(Callbacks callbacks) {
return (mCallbacks != null && mCallbacks.get() == callbacks);
}
public void startLoader(int synchronousBindPage) {
// Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems
InstallShortcutReceiver.enableInstallQueue();
synchronized (mLock) {
// Don't bother to start the thread if we know it's not going to do anything
if (mCallbacks != null && mCallbacks.get() != null) {
final Callbacks oldCallbacks = mCallbacks.get();
// Clear any pending bind-runnables from the synchronized load process.
runOnMainThread(new Runnable() {
public void run() {
oldCallbacks.clearPendingBinds();
}
});
// If there is already one running, tell it to stop.
stopLoaderLocked();
mLoaderTask = new LoaderTask(mApp.getContext(), synchronousBindPage);
if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE && mAllAppsLoaded
&& mWorkspaceLoaded && mDeepShortcutsLoaded && !mIsLoaderTaskRunning) {
mLoaderTask.runBindSynchronousPage(synchronousBindPage);
} else {
sWorkerThread.setPriority(Thread.NORM_PRIORITY);
sWorker.post(mLoaderTask);
}
}
}
}
public void stopLoader() {
synchronized (mLock) {
if (mLoaderTask != null) {
mLoaderTask.stopLocked();
}
}
}
/**
* Loads the workspace screen ids in an ordered list.
*/
public static ArrayList<Long> loadWorkspaceScreensDb(Context context) {
final ContentResolver contentResolver = context.getContentResolver();
final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI;
// Get screens ordered by rank.
return LauncherDbUtils.getScreenIdsFromCursor(contentResolver.query(
screensUri, null, null, null, LauncherSettings.WorkspaceScreens.SCREEN_RANK));
}
/**
* Runnable for the thread that loads the contents of the launcher:
* - workspace icons
* - widgets
* - all apps icons
* - deep shortcuts within apps
*/
private class LoaderTask implements Runnable {
private Context mContext;
private int mPageToBindFirst;
@Thunk boolean mIsLoadingAndBindingWorkspace;
private boolean mStopped;
@Thunk boolean mLoadAndBindStepFinished;
LoaderTask(Context context, int pageToBindFirst) {
mContext = context;
mPageToBindFirst = pageToBindFirst;
}
private void loadAndBindWorkspace() {
mIsLoadingAndBindingWorkspace = true;
// Load the workspace
if (DEBUG_LOADERS) {
Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded);
}
if (!mWorkspaceLoaded) {
loadWorkspace();
synchronized (LoaderTask.this) {
if (mStopped) {
return;
}
mWorkspaceLoaded = true;
}
}
// Bind the workspace
bindWorkspace(mPageToBindFirst);
}
private void waitForIdle() {
// Wait until the either we're stopped or the other threads are done.
// This way we don't start loading all apps until the workspace has settled
// down.
synchronized (LoaderTask.this) {
final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0;
mHandler.postIdle(new Runnable() {
public void run() {
synchronized (LoaderTask.this) {
mLoadAndBindStepFinished = true;
if (DEBUG_LOADERS) {
Log.d(TAG, "done with previous binding step");
}
LoaderTask.this.notify();
}
}
});
while (!mStopped && !mLoadAndBindStepFinished) {
try {
// Just in case mFlushingWorkerThread changes but we aren't woken up,
// wait no longer than 1sec at a time
this.wait(1000);
} catch (InterruptedException ex) {
// Ignore
}
}
if (DEBUG_LOADERS) {
Log.d(TAG, "waited "
+ (SystemClock.uptimeMillis()-workspaceWaitTime)
+ "ms for previous step to finish binding");
}
}
}
void runBindSynchronousPage(int synchronousBindPage) {
if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) {
// Ensure that we have a valid page index to load synchronously
throw new RuntimeException("Should not call runBindSynchronousPage() without " +
"valid page index");
}
if (!mAllAppsLoaded || !mWorkspaceLoaded) {
// Ensure that we don't try and bind a specified page when the pages have not been
// loaded already (we should load everything asynchronously in that case)
throw new RuntimeException("Expecting AllApps and Workspace to be loaded");
}
synchronized (mLock) {
if (mIsLoaderTaskRunning) {
// Ensure that we are never running the background loading at this point since
// we also touch the background collections
throw new RuntimeException("Error! Background loading is already running");
}
}
// XXX: Throw an exception if we are already loading (since we touch the worker thread
// data structures, we can't allow any other thread to touch that data, but because
// this call is synchronous, we can get away with not locking).
// The LauncherModel is static in the LauncherAppState and mHandler may have queued
// operations from the previous activity. We need to ensure that all queued operations
// are executed before any synchronous binding work is done.
mHandler.flush();
// Divide the set of loaded items into those that we are binding synchronously, and
// everything else that is to be bound normally (asynchronously).
bindWorkspace(synchronousBindPage);
// XXX: For now, continue posting the binding of AllApps as there are other issues that
// arise from that.
onlyBindAllApps();
bindDeepShortcuts();
}
public void run() {
synchronized (mLock) {
if (mStopped) {
return;
}
mIsLoaderTaskRunning = true;
}
// Optimize for end-user experience: if the Launcher is up and // running with the
// All Apps interface in the foreground, load All Apps first. Otherwise, load the
// workspace first (default).
keep_running: {
if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace");
loadAndBindWorkspace();
if (mStopped) {
break keep_running;
}
waitForIdle();
// second step
if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps");
loadAndBindAllApps();
waitForIdle();
// third step
if (DEBUG_LOADERS) Log.d(TAG, "step 3: loading deep shortcuts");
loadAndBindDeepShortcuts();
}
// Clear out this reference, otherwise we end up holding it until all of the
// callback runnables are done.
mContext = null;
synchronized (mLock) {
// If we are still the last one to be scheduled, remove ourselves.
if (mLoaderTask == this) {
mLoaderTask = null;
}
mIsLoaderTaskRunning = false;
mHasLoaderCompletedOnce = true;
}
}
public void stopLocked() {
synchronized (LoaderTask.this) {
mStopped = true;
this.notify();
}
}
/**
* Gets the callbacks object. If we've been stopped, or if the launcher object
* has somehow been garbage collected, return null instead. Pass in the Callbacks
* object that was around when the deferred message was scheduled, and if there's
* a new Callbacks object around then also return null. This will save us from
* calling onto it with data that will be ignored.
*/
Callbacks tryGetCallbacks(Callbacks oldCallbacks) {
synchronized (mLock) {
if (mStopped) {
return null;
}
if (mCallbacks == null) {
return null;
}
final Callbacks callbacks = mCallbacks.get();
if (callbacks != oldCallbacks) {
return null;
}
if (callbacks == null) {
Log.w(TAG, "no mCallbacks");
return null;
}
return callbacks;
}
}
// check & update map of what's occupied; used to discard overlapping/invalid items
private boolean checkItemPlacement(LongArrayMap<GridOccupancy> occupied, ItemInfo item,
ArrayList<Long> workspaceScreens) {
LauncherAppState app = LauncherAppState.getInstance();
InvariantDeviceProfile profile = app.getInvariantDeviceProfile();
long containerIndex = item.screenId;
if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
// Return early if we detect that an item is under the hotseat button
if (!FeatureFlags.NO_ALL_APPS_ICON &&
profile.isAllAppsButtonRank((int) item.screenId)) {
Log.e(TAG, "Error loading shortcut into hotseat " + item
+ " into position (" + item.screenId + ":" + item.cellX + ","
+ item.cellY + ") occupied by all apps");
return false;
}
final GridOccupancy hotseatOccupancy =
occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT);
if (item.screenId >= profile.numHotseatIcons) {
Log.e(TAG, "Error loading shortcut " + item
+ " into hotseat position " + item.screenId
+ ", position out of bounds: (0 to " + (profile.numHotseatIcons - 1)
+ ")");
return false;
}
if (hotseatOccupancy != null) {
if (hotseatOccupancy.cells[(int) item.screenId][0]) {
Log.e(TAG, "Error loading shortcut into hotseat " + item
+ " into position (" + item.screenId + ":" + item.cellX + ","
+ item.cellY + ") already occupied");
return false;
} else {
hotseatOccupancy.cells[(int) item.screenId][0] = true;
return true;
}
} else {
final GridOccupancy occupancy = new GridOccupancy(profile.numHotseatIcons, 1);
occupancy.cells[(int) item.screenId][0] = true;
occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, occupancy);
return true;
}
} else if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
if (!workspaceScreens.contains((Long) item.screenId)) {
// The item has an invalid screen id.
return false;
}
} else {
// Skip further checking if it is not the hotseat or workspace container
return true;
}
final int countX = profile.numColumns;
final int countY = profile.numRows;
if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP &&
item.cellX < 0 || item.cellY < 0 ||
item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) {
Log.e(TAG, "Error loading shortcut " + item
+ " into cell (" + containerIndex + "-" + item.screenId + ":"
+ item.cellX + "," + item.cellY
+ ") out of screen bounds ( " + countX + "x" + countY + ")");
return false;
}
if (!occupied.containsKey(item.screenId)) {
GridOccupancy screen = new GridOccupancy(countX + 1, countY + 1);
if (item.screenId == Workspace.FIRST_SCREEN_ID) {
// Mark the first row as occupied (if the feature is enabled)
// in order to account for the QSB.
screen.markCells(0, 0, countX + 1, 1, FeatureFlags.QSB_ON_FIRST_SCREEN);
}
occupied.put(item.screenId, screen);
}
final GridOccupancy occupancy = occupied.get(item.screenId);
// Check if any workspace icons overlap with each other
if (occupancy.isRegionVacant(item.cellX, item.cellY, item.spanX, item.spanY)) {
occupancy.markCells(item, true);
return true;
} else {
Log.e(TAG, "Error loading shortcut " + item
+ " into cell (" + containerIndex + "-" + item.screenId + ":"
+ item.cellX + "," + item.cellX + "," + item.spanX + "," + item.spanY
+ ") already occupied");
return false;
}
}
/** Clears all the sBg data structures */
private void clearSBgDataStructures() {
synchronized (sBgLock) {
sBgWorkspaceItems.clear();
sBgAppWidgets.clear();
sBgFolders.clear();
sBgItemsIdMap.clear();
sBgWorkspaceScreens.clear();
sBgPinnedShortcutCounts.clear();
}
}
private void loadWorkspace() {
if (LauncherAppState.PROFILE_STARTUP) {
Trace.beginSection("Loading Workspace");
}
final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0;
final Context context = mContext;
final ContentResolver contentResolver = context.getContentResolver();
final PackageManager manager = context.getPackageManager();
final boolean isSafeMode = manager.isSafeMode();
final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context);
final boolean isSdCardReady = Utilities.isBootCompleted();
LauncherAppState app = LauncherAppState.getInstance();
InvariantDeviceProfile profile = app.getInvariantDeviceProfile();
int countX = profile.numColumns;
int countY = profile.numRows;
boolean clearDb = false;
try {
ImportDataTask.performImportIfPossible(context);
} catch (Exception e) {
// Migration failed. Clear workspace.
clearDb = true;
}
if (!clearDb && GridSizeMigrationTask.ENABLED &&
!GridSizeMigrationTask.migrateGridIfNeeded(mContext)) {
// Migration failed. Clear workspace.
clearDb = true;
}
if (clearDb) {
Log.d(TAG, "loadWorkspace: resetting launcher database");
LauncherSettings.Settings.call(contentResolver,
LauncherSettings.Settings.METHOD_DELETE_DB);
}
Log.d(TAG, "loadWorkspace: loading default favorites");
LauncherSettings.Settings.call(contentResolver,
LauncherSettings.Settings.METHOD_LOAD_DEFAULT_FAVORITES);
synchronized (sBgLock) {
clearSBgDataStructures();
final HashMap<String, Integer> installingPkgs = PackageInstallerCompat
.getInstance(mContext).updateAndGetActiveSessionCache();
sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext));
final ArrayList<Long> itemsToRemove = new ArrayList<>();
final ArrayList<Long> restoredRows = new ArrayList<>();
Map<ShortcutKey, ShortcutInfoCompat> shortcutKeyToPinnedShortcuts = new HashMap<>();
final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI;
if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri);
final Cursor c = contentResolver.query(contentUri, null, null, null, null);
// +1 for the hotseat (it can be larger than the workspace)
// Load workspace in reverse order to ensure that latest items are loaded first (and
// before any earlier duplicates)
final LongArrayMap<GridOccupancy> occupied = new LongArrayMap<>();
HashMap<ComponentKey, AppWidgetProviderInfo> widgetProvidersMap = null;
try {
final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID);
final int intentIndex = c.getColumnIndexOrThrow
(LauncherSettings.Favorites.INTENT);
final int titleIndex = c.getColumnIndexOrThrow
(LauncherSettings.Favorites.TITLE);
final int containerIndex = c.getColumnIndexOrThrow(
LauncherSettings.Favorites.CONTAINER);
final int itemTypeIndex = c.getColumnIndexOrThrow(
LauncherSettings.Favorites.ITEM_TYPE);
final int appWidgetIdIndex = c.getColumnIndexOrThrow(
LauncherSettings.Favorites.APPWIDGET_ID);
final int appWidgetProviderIndex = c.getColumnIndexOrThrow(
LauncherSettings.Favorites.APPWIDGET_PROVIDER);
final int screenIndex = c.getColumnIndexOrThrow(
LauncherSettings.Favorites.SCREEN);
final int cellXIndex = c.getColumnIndexOrThrow
(LauncherSettings.Favorites.CELLX);
final int cellYIndex = c.getColumnIndexOrThrow
(LauncherSettings.Favorites.CELLY);
final int spanXIndex = c.getColumnIndexOrThrow
(LauncherSettings.Favorites.SPANX);
final int spanYIndex = c.getColumnIndexOrThrow(
LauncherSettings.Favorites.SPANY);
final int rankIndex = c.getColumnIndexOrThrow(
LauncherSettings.Favorites.RANK);
final int restoredIndex = c.getColumnIndexOrThrow(
LauncherSettings.Favorites.RESTORED);
final int profileIdIndex = c.getColumnIndexOrThrow(
LauncherSettings.Favorites.PROFILE_ID);
final int optionsIndex = c.getColumnIndexOrThrow(
LauncherSettings.Favorites.OPTIONS);
final CursorIconInfo cursorIconInfo = new CursorIconInfo(c);
final LongSparseArray<UserHandleCompat> allUsers = new LongSparseArray<>();
final LongSparseArray<Boolean> quietMode = new LongSparseArray<>();
for (UserHandleCompat user : mUserManager.getUserProfiles()) {
long serialNo = mUserManager.getSerialNumberForUser(user);
allUsers.put(serialNo, user);
quietMode.put(serialNo, mUserManager.isQuietModeEnabled(user));
List<ShortcutInfoCompat> pinnedShortcuts = mDeepShortcutManager
.queryForPinnedShortcuts(null, user);
for (ShortcutInfoCompat shortcut : pinnedShortcuts) {
shortcutKeyToPinnedShortcuts.put(ShortcutKey.fromInfo(shortcut),
shortcut);
}
}
ShortcutInfo info;
String intentDescription;
LauncherAppWidgetInfo appWidgetInfo;
int container;
long id;
long serialNumber;
Intent intent;
UserHandleCompat user;
String targetPackage;
while (!mStopped && c.moveToNext()) {
try {
int itemType = c.getInt(itemTypeIndex);
boolean restored = 0 != c.getInt(restoredIndex);
boolean allowMissingTarget = false;
container = c.getInt(containerIndex);
switch (itemType) {
case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
id = c.getLong(idIndex);
intentDescription = c.getString(intentIndex);
serialNumber = c.getInt(profileIdIndex);
user = allUsers.get(serialNumber);
int promiseType = c.getInt(restoredIndex);
int disabledState = 0;
boolean itemReplaced = false;
targetPackage = null;
if (user == null) {
// User has been deleted remove the item.
itemsToRemove.add(id);
continue;
}
try {
intent = Intent.parseUri(intentDescription, 0);
ComponentName cn = intent.getComponent();
if (cn != null && cn.getPackageName() != null) {
boolean validPkg = launcherApps.isPackageEnabledForProfile(
cn.getPackageName(), user);
boolean validComponent = validPkg &&
launcherApps.isActivityEnabledForProfile(cn, user);
if (validPkg) {
targetPackage = cn.getPackageName();
}
if (validComponent) {
if (restored) {
// no special handling necessary for this item
restoredRows.add(id);
restored = false;
}
if (quietMode.get(serialNumber)) {
disabledState = ShortcutInfo.FLAG_DISABLED_QUIET_USER;
}
} else if (validPkg) {
intent = null;
if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) {
// We allow auto install apps to have their intent
// updated after an install.
intent = manager.getLaunchIntentForPackage(
cn.getPackageName());
if (intent != null) {
ContentValues values = new ContentValues();
values.put(LauncherSettings.Favorites.INTENT,
intent.toUri(0));
updateItem(id, values);
}
}
if (intent == null) {
// The app is installed but the component is no
// longer available.
FileLog.d(TAG, "Invalid component removed: " + cn);
itemsToRemove.add(id);
continue;
} else {
// no special handling necessary for this item
restoredRows.add(id);
restored = false;
}
} else if (restored) {
// Package is not yet available but might be
// installed later.
FileLog.d(TAG, "package not yet restored: " + cn);
if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) {
// Restore has started once.
} else if (installingPkgs.containsKey(cn.getPackageName())) {
// App restore has started. Update the flag
promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED;
ContentValues values = new ContentValues();
values.put(LauncherSettings.Favorites.RESTORED,
promiseType);
updateItem(id, values);
} else if ((promiseType & ShortcutInfo.FLAG_RESTORED_APP_TYPE) != 0) {
// This is a common app. Try to replace this.
int appType = CommonAppTypeParser.decodeItemTypeFromFlag(promiseType);
CommonAppTypeParser parser = new CommonAppTypeParser(id, appType, context);
if (parser.findDefaultApp()) {
// Default app found. Replace it.
intent = parser.parsedIntent;
cn = intent.getComponent();
ContentValues values = parser.parsedValues;
values.put(LauncherSettings.Favorites.RESTORED, 0);
updateItem(id, values);
restored = false;
itemReplaced = true;
} else if (REMOVE_UNRESTORED_ICONS) {
FileLog.d(TAG, "Unrestored package removed: " + cn);
itemsToRemove.add(id);
continue;
}
} else if (REMOVE_UNRESTORED_ICONS) {
FileLog.d(TAG, "Unrestored package removed: " + cn);
itemsToRemove.add(id);
continue;
}
} else if (PackageManagerHelper.isAppOnSdcard(
manager, cn.getPackageName())) {
// Package is present but not available.
allowMissingTarget = true;
disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE;
} else if (!isSdCardReady) {
// SdCard is not ready yet. Package might get available,
// once it is ready.
Log.d(TAG, "Invalid package: " + cn + " (check again later)");
HashSet<String> pkgs = sPendingPackages.get(user);
if (pkgs == null) {
pkgs = new HashSet<String>();
sPendingPackages.put(user, pkgs);
}
pkgs.add(cn.getPackageName());
allowMissingTarget = true;
// Add the icon on the workspace anyway.
} else {
// Do not wait for external media load anymore.
// Log the invalid package, and remove it
FileLog.d(TAG, "Invalid package removed: " + cn);
itemsToRemove.add(id);
continue;
}
} else if (cn == null) {
// For shortcuts with no component, keep them as they are
restoredRows.add(id);
restored = false;
}
} catch (URISyntaxException e) {
FileLog.d(TAG, "Invalid uri: " + intentDescription);
itemsToRemove.add(id);
continue;
}
boolean useLowResIcon = container >= 0 &&
c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW;
if (itemReplaced) {
if (user.equals(UserHandleCompat.myUserHandle())) {
info = getAppShortcutInfo(intent, user, context, null,
cursorIconInfo.iconIndex, titleIndex,
false, useLowResIcon);
} else {
// Don't replace items for other profiles.
itemsToRemove.add(id);
continue;
}
} else if (restored) {
if (user.equals(UserHandleCompat.myUserHandle())) {
info = getRestoredItemInfo(c, titleIndex, intent,
promiseType, itemType, cursorIconInfo, context);
intent = getRestoredItemIntent(c, context, intent);
} else {
// Don't restore items for other profiles.
itemsToRemove.add(id);
continue;
}
} else if (itemType ==
LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) {
info = getAppShortcutInfo(intent, user, context, c,
cursorIconInfo.iconIndex, titleIndex,
allowMissingTarget, useLowResIcon);
} else if (itemType ==
LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
String shortcutId = intent.getStringExtra(
ShortcutInfoCompat.EXTRA_SHORTCUT_ID);
String packageName = intent.getPackage();
ShortcutKey key = new ShortcutKey(intent.getPackage(),
user, shortcutId);
ShortcutInfoCompat pinnedShortcut =
shortcutKeyToPinnedShortcuts.get(key);
boolean shouldPin = false; // It's already pinned.
if (pinnedShortcut == null) {
// It shouldn't be possible for a shortcut to be on the
// workspace without being pinned, but if one somehow is,
// we should pin it now to get back to a good state.
Log.w(TAG, "Shortcut was on workspace but wasn't pinned");
// Get full details; incrementing the count will pin it.
List<ShortcutInfoCompat> fullDetails = mDeepShortcutManager
.queryForFullDetails(packageName,
Collections.singletonList(shortcutId), user);
if (fullDetails != null && !fullDetails.isEmpty()) {
pinnedShortcut = fullDetails.get(0);
shouldPin = true;
}
}
incrementPinnedShortcutCount(key, shouldPin);
info = ShortcutInfo.fromDeepShortcutInfo(
pinnedShortcut, context);
} else { // item type == ITEM_TYPE_SHORTCUT
info = getShortcutInfo(c, context, titleIndex, cursorIconInfo);
// Shortcuts are only available on the primary profile
if (PackageManagerHelper.isAppSuspended(manager, targetPackage)) {
disabledState |= ShortcutInfo.FLAG_DISABLED_SUSPENDED;
}
// App shortcuts that used to be automatically added to Launcher
// didn't always have the correct intent flags set, so do that
// here
if (intent.getAction() != null &&
intent.getCategories() != null &&
intent.getAction().equals(Intent.ACTION_MAIN) &&
intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) {
intent.addFlags(
Intent.FLAG_ACTIVITY_NEW_TASK |
Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
}
}
if (info != null) {
info.id = id;
info.intent = intent;
info.container = container;
info.screenId = c.getInt(screenIndex);
info.cellX = c.getInt(cellXIndex);
info.cellY = c.getInt(cellYIndex);
info.rank = c.getInt(rankIndex);
info.spanX = 1;
info.spanY = 1;
info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber);
if (info.promisedIntent != null) {
info.promisedIntent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber);
}
info.isDisabled |= disabledState;
if (isSafeMode && !Utilities.isSystemApp(context, intent)) {
info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE;
}
// check & update map of what's occupied
if (!checkItemPlacement(occupied, info, sBgWorkspaceScreens)) {
itemsToRemove.add(id);
break;
}
if (restored) {
ComponentName cn = info.getTargetComponent();
if (cn != null) {
Integer progress = installingPkgs.get(cn.getPackageName());
if (progress != null) {
info.setInstallProgress(progress);
} else {
info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE;
}
}
}
switch (container) {
case LauncherSettings.Favorites.CONTAINER_DESKTOP:
case LauncherSettings.Favorites.CONTAINER_HOTSEAT:
sBgWorkspaceItems.add(info);
break;
default:
// Item is in a user folder
FolderInfo folderInfo =
findOrMakeFolder(sBgFolders, container);
folderInfo.add(info, false);
break;
}
sBgItemsIdMap.put(info.id, info);
} else {
throw new RuntimeException("Unexpected null ShortcutInfo");
}
break;
case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
id = c.getLong(idIndex);
FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id);
// Do not trim the folder label, as is was set by the user.
folderInfo.title = c.getString(titleIndex);
folderInfo.id = id;
folderInfo.container = container;
folderInfo.screenId = c.getInt(screenIndex);
folderInfo.cellX = c.getInt(cellXIndex);
folderInfo.cellY = c.getInt(cellYIndex);
folderInfo.spanX = 1;
folderInfo.spanY = 1;
folderInfo.options = c.getInt(optionsIndex);
// check & update map of what's occupied
if (!checkItemPlacement(occupied, folderInfo, sBgWorkspaceScreens)) {
itemsToRemove.add(id);
break;
}
switch (container) {
case LauncherSettings.Favorites.CONTAINER_DESKTOP:
case LauncherSettings.Favorites.CONTAINER_HOTSEAT:
sBgWorkspaceItems.add(folderInfo);
break;
}
if (restored) {
// no special handling required for restored folders
restoredRows.add(id);
}
sBgItemsIdMap.put(folderInfo.id, folderInfo);
sBgFolders.put(folderInfo.id, folderInfo);
break;
case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET:
// Read all Launcher-specific widget details
boolean customWidget = itemType ==
LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET;
int appWidgetId = c.getInt(appWidgetIdIndex);
serialNumber = c.getLong(profileIdIndex);
String savedProvider = c.getString(appWidgetProviderIndex);
id = c.getLong(idIndex);
user = allUsers.get(serialNumber);
if (user == null) {
itemsToRemove.add(id);
continue;
}
final ComponentName component =
ComponentName.unflattenFromString(savedProvider);
final int restoreStatus = c.getInt(restoredIndex);
final boolean isIdValid = (restoreStatus &
LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0;
final boolean wasProviderReady = (restoreStatus &
LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0;
if (widgetProvidersMap == null) {
widgetProvidersMap = AppWidgetManagerCompat
.getInstance(mContext).getAllProvidersMap();
}
final AppWidgetProviderInfo provider = widgetProvidersMap.get(
new ComponentKey(
ComponentName.unflattenFromString(savedProvider),
user));
final boolean isProviderReady = isValidProvider(provider);
if (!isSafeMode && !customWidget &&
wasProviderReady && !isProviderReady) {
FileLog.d(TAG, "Deleting widget that isn't installed anymore: "
+ provider);
itemsToRemove.add(id);
} else {
if (isProviderReady) {
appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId,
provider.provider);
// The provider is available. So the widget is either
// available or not available. We do not need to track
// any future restore updates.
int status = restoreStatus &
~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED;
if (!wasProviderReady) {
// If provider was not previously ready, update the
// status and UI flag.
// Id would be valid only if the widget restore broadcast was received.
if (isIdValid) {
status = LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
} else {
status &= ~LauncherAppWidgetInfo
.FLAG_PROVIDER_NOT_READY;
}
}
appWidgetInfo.restoreStatus = status;
} else {
Log.v(TAG, "Widget restore pending id=" + id
+ " appWidgetId=" + appWidgetId
+ " status =" + restoreStatus);
appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId,
component);
appWidgetInfo.restoreStatus = restoreStatus;
Integer installProgress = installingPkgs.get(component.getPackageName());
if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) {
// Restore has started once.
} else if (installProgress != null) {
// App restore has started. Update the flag
appWidgetInfo.restoreStatus |=
LauncherAppWidgetInfo.FLAG_RESTORE_STARTED;
} else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) {
FileLog.d(TAG, "Unrestored widget removed: " + component);
itemsToRemove.add(id);
continue;
}
appWidgetInfo.installProgress =
installProgress == null ? 0 : installProgress;
}
appWidgetInfo.id = id;
appWidgetInfo.screenId = c.getInt(screenIndex);
appWidgetInfo.cellX = c.getInt(cellXIndex);
appWidgetInfo.cellY = c.getInt(cellYIndex);
appWidgetInfo.spanX = c.getInt(spanXIndex);
appWidgetInfo.spanY = c.getInt(spanYIndex);
appWidgetInfo.user = user;
if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP &&
container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
Log.e(TAG, "Widget found where container != " +
"CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!");
itemsToRemove.add(id);
continue;
}
appWidgetInfo.container = container;
// check & update map of what's occupied
if (!checkItemPlacement(occupied, appWidgetInfo, sBgWorkspaceScreens)) {
itemsToRemove.add(id);
break;
}
if (!customWidget) {
String providerName =
appWidgetInfo.providerName.flattenToString();
if (!providerName.equals(savedProvider) ||
(appWidgetInfo.restoreStatus != restoreStatus)) {
ContentValues values = new ContentValues();
values.put(
LauncherSettings.Favorites.APPWIDGET_PROVIDER,
providerName);
values.put(LauncherSettings.Favorites.RESTORED,
appWidgetInfo.restoreStatus);
updateItem(id, values);
}
}
sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo);
sBgAppWidgets.add(appWidgetInfo);
}
break;
}
} catch (Exception e) {
Log.e(TAG, "Desktop items loading interrupted", e);
}
}
} finally {
Utilities.closeSilently(c);
}
// Break early if we've stopped loading
if (mStopped) {
clearSBgDataStructures();
return;
}
if (itemsToRemove.size() > 0) {
// Remove dead items
contentResolver.delete(LauncherSettings.Favorites.CONTENT_URI,
Utilities.createDbSelectionQuery(
LauncherSettings.Favorites._ID, itemsToRemove), null);
if (DEBUG_LOADERS) {
Log.d(TAG, "Removed = " + Utilities.createDbSelectionQuery(
LauncherSettings.Favorites._ID, itemsToRemove));
}
// Remove any empty folder
ArrayList<Long> deletedFolderIds = (ArrayList<Long>) LauncherSettings.Settings
.call(contentResolver,
LauncherSettings.Settings.METHOD_DELETE_EMPTY_FOLDERS)
.getSerializable(LauncherSettings.Settings.EXTRA_VALUE);
for (long folderId : deletedFolderIds) {
sBgWorkspaceItems.remove(sBgFolders.get(folderId));
sBgFolders.remove(folderId);
sBgItemsIdMap.remove(folderId);
}
}
// Unpin shortcuts that don't exist on the workspace.
for (ShortcutKey key : shortcutKeyToPinnedShortcuts.keySet()) {
MutableInt numTimesPinned = sBgPinnedShortcutCounts.get(key);
if (numTimesPinned == null || numTimesPinned.value == 0) {
// Shortcut is pinned but doesn't exist on the workspace; unpin it.
mDeepShortcutManager.unpinShortcut(key);
}
}
// Sort all the folder items and make sure the first 3 items are high resolution.
for (FolderInfo folder : sBgFolders) {
Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR);
int pos = 0;
for (ShortcutInfo info : folder.contents) {
if (info.usingLowResIcon) {
info.updateIcon(mIconCache, false);
}
pos ++;
if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) {
break;
}
}
}
if (restoredRows.size() > 0) {
// Update restored items that no longer require special handling
ContentValues values = new ContentValues();
values.put(LauncherSettings.Favorites.RESTORED, 0);
contentResolver.update(LauncherSettings.Favorites.CONTENT_URI, values,
Utilities.createDbSelectionQuery(
LauncherSettings.Favorites._ID, restoredRows), null);
}
if (!isSdCardReady && !sPendingPackages.isEmpty()) {
context.registerReceiver(new AppsAvailabilityCheck(),
new IntentFilter(Intent.ACTION_BOOT_COMPLETED),
null, sWorker);
}
// Remove any empty screens
ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens);
for (ItemInfo item: sBgItemsIdMap) {
long screenId = item.screenId;
if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP &&
unusedScreens.contains(screenId)) {
unusedScreens.remove(screenId);
}
}
// If there are any empty screens remove them, and update.
if (unusedScreens.size() != 0) {
sBgWorkspaceScreens.removeAll(unusedScreens);
updateWorkspaceScreenOrder(context, sBgWorkspaceScreens);
}
if (DEBUG_LOADERS) {
Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms");
Log.d(TAG, "workspace layout: ");
int nScreens = occupied.size();
for (int y = 0; y < countY; y++) {
String line = "";
for (int i = 0; i < nScreens; i++) {
long screenId = occupied.keyAt(i);
if (screenId > 0) {
line += " | ";
}
}
Log.d(TAG, "[ " + line + " ]");
}
}
}
if (LauncherAppState.PROFILE_STARTUP) {
Trace.endSection();
}
}
/**
* Partially updates the item without any notification. Must be called on the worker thread.
*/
private void updateItem(long itemId, ContentValues update) {
mContext.getContentResolver().update(
LauncherSettings.Favorites.CONTENT_URI,
update,
BaseColumns._ID + "= ?",
new String[]{Long.toString(itemId)});
}
/** Filters the set of items who are directly or indirectly (via another container) on the
* specified screen. */
private void filterCurrentWorkspaceItems(long currentScreenId,
ArrayList<ItemInfo> allWorkspaceItems,
ArrayList<ItemInfo> currentScreenItems,
ArrayList<ItemInfo> otherScreenItems) {
// Purge any null ItemInfos
Iterator<ItemInfo> iter = allWorkspaceItems.iterator();
while (iter.hasNext()) {
ItemInfo i = iter.next();
if (i == null) {
iter.remove();
}
}
// Order the set of items by their containers first, this allows use to walk through the
// list sequentially, build up a list of containers that are in the specified screen,
// as well as all items in those containers.
Set<Long> itemsOnScreen = new HashSet<Long>();
Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() {
@Override
public int compare(ItemInfo lhs, ItemInfo rhs) {
return Utilities.longCompare(lhs.container, rhs.container);
}
});
for (ItemInfo info : allWorkspaceItems) {
if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
if (info.screenId == currentScreenId) {
currentScreenItems.add(info);
itemsOnScreen.add(info.id);
} else {
otherScreenItems.add(info);
}
} else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
currentScreenItems.add(info);
itemsOnScreen.add(info.id);
} else {
if (itemsOnScreen.contains(info.container)) {
currentScreenItems.add(info);
itemsOnScreen.add(info.id);
} else {
otherScreenItems.add(info);
}
}
}
}
/** Filters the set of widgets which are on the specified screen. */
private void filterCurrentAppWidgets(long currentScreenId,
ArrayList<LauncherAppWidgetInfo> appWidgets,
ArrayList<LauncherAppWidgetInfo> currentScreenWidgets,
ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) {
for (LauncherAppWidgetInfo widget : appWidgets) {
if (widget == null) continue;
if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP &&
widget.screenId == currentScreenId) {
currentScreenWidgets.add(widget);
} else {
otherScreenWidgets.add(widget);
}
}
}
/** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to
* right) */
private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) {
final LauncherAppState app = LauncherAppState.getInstance();
final InvariantDeviceProfile profile = app.getInvariantDeviceProfile();
final int screenCols = profile.numColumns;
final int screenCellCount = profile.numColumns * profile.numRows;
Collections.sort(workspaceItems, new Comparator<ItemInfo>() {
@Override
public int compare(ItemInfo lhs, ItemInfo rhs) {
if (lhs.container == rhs.container) {
// Within containers, order by their spatial position in that container
switch ((int) lhs.container) {
case LauncherSettings.Favorites.CONTAINER_DESKTOP: {
long lr = (lhs.screenId * screenCellCount +
lhs.cellY * screenCols + lhs.cellX);
long rr = (rhs.screenId * screenCellCount +
rhs.cellY * screenCols + rhs.cellX);
return Utilities.longCompare(lr, rr);
}
case LauncherSettings.Favorites.CONTAINER_HOTSEAT: {
// We currently use the screen id as the rank
return Utilities.longCompare(lhs.screenId, rhs.screenId);
}
default:
if (ProviderConfig.IS_DOGFOOD_BUILD) {
throw new RuntimeException("Unexpected container type when " +
"sorting workspace items.");
}
return 0;
}
} else {
// Between containers, order by hotseat, desktop
return Utilities.longCompare(lhs.container, rhs.container);
}
}
});
}
private void bindWorkspaceScreens(final Callbacks oldCallbacks,
final ArrayList<Long> orderedScreens) {
final Runnable r = new Runnable() {
@Override
public void run() {
Callbacks callbacks = tryGetCallbacks(oldCallbacks);
if (callbacks != null) {
callbacks.bindScreens(orderedScreens);
}
}
};
runOnMainThread(r);
}
private void bindWorkspaceItems(final Callbacks oldCallbacks,
final ArrayList<ItemInfo> workspaceItems,
final ArrayList<LauncherAppWidgetInfo> appWidgets,
final Executor executor) {
// Bind the workspace items
int N = workspaceItems.size();
for (int i = 0; i < N; i += ITEMS_CHUNK) {
final int start = i;
final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i);
final Runnable r = new Runnable() {
@Override
public void run() {
Callbacks callbacks = tryGetCallbacks(oldCallbacks);
if (callbacks != null) {
callbacks.bindItems(workspaceItems, start, start+chunkSize,
false);
}
}
};
executor.execute(r);
}
// Bind the widgets, one at a time
N = appWidgets.size();
for (int i = 0; i < N; i++) {
final LauncherAppWidgetInfo widget = appWidgets.get(i);
final Runnable r = new Runnable() {
public void run() {
Callbacks callbacks = tryGetCallbacks(oldCallbacks);
if (callbacks != null) {
callbacks.bindAppWidget(widget);
}
}
};
executor.execute(r);
}
}
/**
* Binds all loaded data to actual views on the main thread.
*/
private void bindWorkspace(int synchronizeBindPage) {
final long t = SystemClock.uptimeMillis();
Runnable r;
// Don't use these two variables in any of the callback runnables.
// Otherwise we hold a reference to them.
final Callbacks oldCallbacks = mCallbacks.get();
if (oldCallbacks == null) {
// This launcher has exited and nobody bothered to tell us. Just bail.
Log.w(TAG, "LoaderTask running with no launcher");
return;
}
// Save a copy of all the bg-thread collections
ArrayList<ItemInfo> workspaceItems = new ArrayList<>();
ArrayList<LauncherAppWidgetInfo> appWidgets = new ArrayList<>();
ArrayList<Long> orderedScreenIds = new ArrayList<>();
synchronized (sBgLock) {
workspaceItems.addAll(sBgWorkspaceItems);
appWidgets.addAll(sBgAppWidgets);
orderedScreenIds.addAll(sBgWorkspaceScreens);
}
final boolean isLoadingSynchronously =
synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE;
int currScreen = isLoadingSynchronously ? synchronizeBindPage :
oldCallbacks.getCurrentWorkspaceScreen();
if (currScreen >= orderedScreenIds.size()) {
// There may be no workspace screens (just hotseat items and an empty page).
currScreen = PagedView.INVALID_RESTORE_PAGE;
}
final int currentScreen = currScreen;
final long currentScreenId = currentScreen < 0
? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen);
// Separate the items that are on the current screen, and all the other remaining items
ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<>();
ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<>();
ArrayList<LauncherAppWidgetInfo> currentAppWidgets = new ArrayList<>();
ArrayList<LauncherAppWidgetInfo> otherAppWidgets = new ArrayList<>();
filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems,
otherWorkspaceItems);
filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets,
otherAppWidgets);
sortWorkspaceItemsSpatially(currentWorkspaceItems);
sortWorkspaceItemsSpatially(otherWorkspaceItems);
// Tell the workspace that we're about to start binding items
r = new Runnable() {
public void run() {
Callbacks callbacks = tryGetCallbacks(oldCallbacks);
if (callbacks != null) {
callbacks.clearPendingBinds();
callbacks.startBinding();
}
}
};
runOnMainThread(r);
bindWorkspaceScreens(oldCallbacks, orderedScreenIds);
Executor mainExecutor = new DeferredMainThreadExecutor();
// Load items on the current page.
bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, mainExecutor);
// In case of isLoadingSynchronously, only bind the first screen, and defer binding the
// remaining screens after first onDraw is called. This ensures that the first screen
// is immediately visible (eg. during rotation)
// In case of !isLoadingSynchronously, bind all pages one after other.
final Executor deferredExecutor = isLoadingSynchronously ?
new ViewOnDrawExecutor(mHandler) : mainExecutor;
bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, deferredExecutor);
// Tell the workspace that we're done binding items
r = new Runnable() {
public void run() {
Callbacks callbacks = tryGetCallbacks(oldCallbacks);
if (callbacks != null) {
callbacks.finishBindingItems();
}
mIsLoadingAndBindingWorkspace = false;
// Run all the bind complete runnables after workspace is bound.
if (!mBindCompleteRunnables.isEmpty()) {
synchronized (mBindCompleteRunnables) {
for (final Runnable r : mBindCompleteRunnables) {
runOnWorkerThread(r);
}
mBindCompleteRunnables.clear();
}
}
// If we're profiling, ensure this is the last thing in the queue.
if (DEBUG_LOADERS) {
Log.d(TAG, "bound workspace in "
+ (SystemClock.uptimeMillis()-t) + "ms");
}
}
};
deferredExecutor.execute(r);
if (isLoadingSynchronously) {
r = new Runnable() {
public void run() {
Callbacks callbacks = tryGetCallbacks(oldCallbacks);
if (callbacks != null) {
// We are loading synchronously, which means, some of the pages will be
// bound after first draw. Inform the callbacks that page binding is
// not complete, and schedule the remaining pages.
if (currentScreen != PagedView.INVALID_RESTORE_PAGE) {
callbacks.onPageBoundSynchronously(currentScreen);
}
callbacks.executeOnNextDraw((ViewOnDrawExecutor) deferredExecutor);
}
}
};
runOnMainThread(r);
}
}
private void loadAndBindAllApps() {
if (DEBUG_LOADERS) {
Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded);
}
if (!mAllAppsLoaded) {
loadAllApps();
synchronized (LoaderTask.this) {
if (mStopped) {
return;
}
}
updateIconCache();
synchronized (LoaderTask.this) {
if (mStopped) {
return;
}
mAllAppsLoaded = true;
}
} else {
onlyBindAllApps();
}
}
private void updateIconCache() {
// Ignore packages which have a promise icon.
HashSet<String> packagesToIgnore = new HashSet<>();
synchronized (sBgLock) {
for (ItemInfo info : sBgItemsIdMap) {
if (info instanceof ShortcutInfo) {
ShortcutInfo si = (ShortcutInfo) info;
if (si.isPromise() && si.getTargetComponent() != null) {
packagesToIgnore.add(si.getTargetComponent().getPackageName());
}
} else if (info instanceof LauncherAppWidgetInfo) {
LauncherAppWidgetInfo lawi = (LauncherAppWidgetInfo) info;
if (lawi.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) {
packagesToIgnore.add(lawi.providerName.getPackageName());
}
}
}
}
mIconCache.updateDbIcons(packagesToIgnore);
}
private void onlyBindAllApps() {
final Callbacks oldCallbacks = mCallbacks.get();
if (oldCallbacks == null) {
// This launcher has exited and nobody bothered to tell us. Just bail.
Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)");
return;
}
// shallow copy
@SuppressWarnings("unchecked")
final ArrayList<AppInfo> list
= (ArrayList<AppInfo>) mBgAllAppsList.data.clone();
Runnable r = new Runnable() {
public void run() {
final long t = SystemClock.uptimeMillis();
final Callbacks callbacks = tryGetCallbacks(oldCallbacks);
if (callbacks != null) {
callbacks.bindAllApplications(list);
}
if (DEBUG_LOADERS) {
Log.d(TAG, "bound all " + list.size() + " apps from cache in "
+ (SystemClock.uptimeMillis() - t) + "ms");
}
}
};
runOnMainThread(r);
}
private void loadAllApps() {
final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0;
final Callbacks oldCallbacks = mCallbacks.get();
if (oldCallbacks == null) {
// This launcher has exited and nobody bothered to tell us. Just bail.
Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)");
return;
}
final List<UserHandleCompat> profiles = mUserManager.getUserProfiles();
// Clear the list of apps
mBgAllAppsList.clear();
for (UserHandleCompat user : profiles) {
// Query for the set of apps
final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0;
final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user);
if (DEBUG_LOADERS) {
Log.d(TAG, "getActivityList took "
+ (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user);
Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user);
}
// Fail if we don't have any apps
// TODO: Fix this. Only fail for the current user.
if (apps == null || apps.isEmpty()) {
return;
}
boolean quietMode = mUserManager.isQuietModeEnabled(user);
// Create the ApplicationInfos
for (int i = 0; i < apps.size(); i++) {
LauncherActivityInfoCompat app = apps.get(i);
// This builds the icon bitmaps.
mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache, quietMode));
}
final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user);
if (heuristic != null) {
final Runnable r = new Runnable() {
@Override
public void run() {
heuristic.processUserApps(apps);
}
};
runOnMainThread(new Runnable() {
@Override
public void run() {
// Check isLoadingWorkspace on the UI thread, as it is updated on
// the UI thread.
if (mIsLoadingAndBindingWorkspace) {
synchronized (mBindCompleteRunnables) {
mBindCompleteRunnables.add(r);
}
} else {
runOnWorkerThread(r);
}
}
});
}
}
// Huh? Shouldn't this be inside the Runnable below?
final ArrayList<AppInfo> added = mBgAllAppsList.added;
mBgAllAppsList.added = new ArrayList<AppInfo>();
// Post callback on main thread
mHandler.post(new Runnable() {
public void run() {
final long bindTime = SystemClock.uptimeMillis();
final Callbacks callbacks = tryGetCallbacks(oldCallbacks);
if (callbacks != null) {
callbacks.bindAllApplications(added);
if (DEBUG_LOADERS) {
Log.d(TAG, "bound " + added.size() + " apps in "
+ (SystemClock.uptimeMillis() - bindTime) + "ms");
}
} else {
Log.i(TAG, "not binding apps: no Launcher activity");
}
}
});
// Cleanup any data stored for a deleted user.
ManagedProfileHeuristic.processAllUsers(profiles, mContext);
if (DEBUG_LOADERS) {
Log.d(TAG, "Icons processed in "
+ (SystemClock.uptimeMillis() - loadTime) + "ms");
}
}
private void loadAndBindDeepShortcuts() {
if (DEBUG_LOADERS) {
Log.d(TAG, "loadAndBindDeepShortcuts mDeepShortcutsLoaded=" + mDeepShortcutsLoaded);
}
if (!mDeepShortcutsLoaded) {
mBgDeepShortcutMap.clear();
for (UserHandleCompat user : mUserManager.getUserProfiles()) {
List<ShortcutInfoCompat> shortcuts = mDeepShortcutManager
.queryForAllShortcuts(user);
updateDeepShortcutMap(null, shortcuts);
}
synchronized (LoaderTask.this) {
if (mStopped) {
return;
}
mDeepShortcutsLoaded = true;
}
}
bindDeepShortcuts();
}
public void dumpState() {
synchronized (sBgLock) {
Log.d(TAG, "mLoaderTask.mContext=" + mContext);
Log.d(TAG, "mLoaderTask.mStopped=" + mStopped);
Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished);
Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size());
}
}
}
// Clear all the shortcuts for the given package, and re-add the new shortcuts.
private void updateDeepShortcutMap(String packageName, List<ShortcutInfoCompat> shortcuts) {
// Remove all keys associated with the given package.
if (packageName != null) {
Iterator<ComponentKey> keysIter = mBgDeepShortcutMap.keySet().iterator();
while (keysIter.hasNext()) {
if (keysIter.next().componentName.getPackageName().equals(packageName)) {
keysIter.remove();
}
}
}
// Now add the new shortcuts to the map.
for (ShortcutInfoCompat shortcut : shortcuts) {
ComponentKey targetComponent
= new ComponentKey(shortcut.getActivity(), shortcut.getUserHandle());
mBgDeepShortcutMap.addToList(targetComponent, shortcut.getId());
}
}
public void bindDeepShortcuts() {
final MultiHashMap<ComponentKey, String> shortcutMapCopy = new MultiHashMap<>();
shortcutMapCopy.putAll(mBgDeepShortcutMap);
Runnable r = new Runnable() {
@Override
public void run() {
Callbacks callbacks = getCallback();
if (callbacks != null) {
callbacks.bindDeepShortcutMap(shortcutMapCopy);
}
}
};
runOnMainThread(r);
}
/**
* Called when the icons for packages have been updated in the icon cache.
*/
public void onPackageIconsUpdated(HashSet<String> updatedPackages, UserHandleCompat user) {
final Callbacks callbacks = getCallback();
final ArrayList<AppInfo> updatedApps = new ArrayList<>();
final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>();
// If any package icon has changed (app was updated while launcher was dead),
// update the corresponding shortcuts.
synchronized (sBgLock) {
for (ItemInfo info : sBgItemsIdMap) {
if (info instanceof ShortcutInfo && user.equals(info.user)
&& info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) {
ShortcutInfo si = (ShortcutInfo) info;
ComponentName cn = si.getTargetComponent();
if (cn != null && updatedPackages.contains(cn.getPackageName())) {
si.updateIcon(mIconCache);
updatedShortcuts.add(si);
}
}
}
mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps);
}
bindUpdatedShortcuts(updatedShortcuts, user);
if (!updatedApps.isEmpty()) {
mHandler.post(new Runnable() {
public void run() {
Callbacks cb = getCallback();
if (cb != null && callbacks == cb) {
cb.bindAppsUpdated(updatedApps);
}
}
});
}
}
private void bindUpdatedShortcuts(final ArrayList<ShortcutInfo> updatedShortcuts,
UserHandleCompat user) {
if (!updatedShortcuts.isEmpty()) {
final Callbacks callbacks = getCallback();
final UserHandleCompat userFinal = user;
mHandler.post(new Runnable() {
public void run() {
Callbacks cb = getCallback();
if (cb != null && callbacks == cb) {
cb.bindShortcutsChanged(updatedShortcuts,
new ArrayList<ShortcutInfo>(), userFinal);
}
}
});
}
}
void enqueueItemUpdatedTask(Runnable task) {
sWorker.post(task);
}
@Thunk class AppsAvailabilityCheck extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
synchronized (sBgLock) {
final LauncherAppsCompat launcherApps = LauncherAppsCompat
.getInstance(mApp.getContext());
final PackageManager manager = context.getPackageManager();
final ArrayList<String> packagesRemoved = new ArrayList<String>();
final ArrayList<String> packagesUnavailable = new ArrayList<String>();
for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) {
UserHandleCompat user = entry.getKey();
packagesRemoved.clear();
packagesUnavailable.clear();
for (String pkg : entry.getValue()) {
if (!launcherApps.isPackageEnabledForProfile(pkg, user)) {
if (PackageManagerHelper.isAppOnSdcard(manager, pkg)) {
packagesUnavailable.add(pkg);
} else {
packagesRemoved.add(pkg);
}
}
}
if (!packagesRemoved.isEmpty()) {
enqueueItemUpdatedTask(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE,
packagesRemoved.toArray(new String[packagesRemoved.size()]), user));
}
if (!packagesUnavailable.isEmpty()) {
enqueueItemUpdatedTask(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE,
packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user));
}
}
sPendingPackages.clear();
}
}
}
private class PackageUpdatedTask implements Runnable {
int mOp;
String[] mPackages;
UserHandleCompat mUser;
public static final int OP_NONE = 0;
public static final int OP_ADD = 1;
public static final int OP_UPDATE = 2;
public static final int OP_REMOVE = 3; // uninstlled
public static final int OP_UNAVAILABLE = 4; // external media unmounted
public static final int OP_SUSPEND = 5; // package suspended
public static final int OP_UNSUSPEND = 6; // package unsuspended
public static final int OP_USER_AVAILABILITY_CHANGE = 7; // user available/unavailable
public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) {
mOp = op;
mPackages = packages;
mUser = user;
}
public void run() {
if (!mHasLoaderCompletedOnce) {
// Loader has not yet run.
return;
}
final Context context = mApp.getContext();
final String[] packages = mPackages;
final int N = packages.length;
FlagOp flagOp = FlagOp.NO_OP;
StringFilter pkgFilter = StringFilter.of(new HashSet<>(Arrays.asList(packages)));
switch (mOp) {
case OP_ADD: {
for (int i=0; i<N; i++) {
if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]);
mIconCache.updateIconsForPkg(packages[i], mUser);
mBgAllAppsList.addPackage(context, packages[i], mUser);
}
ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser);
if (heuristic != null) {
heuristic.processPackageAdd(mPackages);
}
break;
}
case OP_UPDATE:
for (int i=0; i<N; i++) {
if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]);
mIconCache.updateIconsForPkg(packages[i], mUser);
mBgAllAppsList.updatePackage(context, packages[i], mUser);
mApp.getWidgetCache().removePackage(packages[i], mUser);
}
// Since package was just updated, the target must be available now.
flagOp = FlagOp.removeFlag(ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE);
break;
case OP_REMOVE: {
ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser);
if (heuristic != null) {
heuristic.processPackageRemoved(mPackages);
}
for (int i=0; i<N; i++) {
if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]);
mIconCache.removeIconsForPkg(packages[i], mUser);
}
// Fall through
}
case OP_UNAVAILABLE:
for (int i=0; i<N; i++) {
if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]);
mBgAllAppsList.removePackage(packages[i], mUser);
mApp.getWidgetCache().removePackage(packages[i], mUser);
}
flagOp = FlagOp.addFlag(ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE);
break;
case OP_SUSPEND:
case OP_UNSUSPEND:
flagOp = mOp == OP_SUSPEND ?
FlagOp.addFlag(ShortcutInfo.FLAG_DISABLED_SUSPENDED) :
FlagOp.removeFlag(ShortcutInfo.FLAG_DISABLED_SUSPENDED);
if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.(un)suspend " + N);
mBgAllAppsList.updatePackageFlags(pkgFilter, mUser, flagOp);
break;
case OP_USER_AVAILABILITY_CHANGE:
flagOp = UserManagerCompat.getInstance(context).isQuietModeEnabled(mUser)
? FlagOp.addFlag(ShortcutInfo.FLAG_DISABLED_QUIET_USER)
: FlagOp.removeFlag(ShortcutInfo.FLAG_DISABLED_QUIET_USER);
// We want to update all packages for this user.
pkgFilter = StringFilter.matchesAll();
mBgAllAppsList.updatePackageFlags(pkgFilter, mUser, flagOp);
break;
}
ArrayList<AppInfo> added = null;
ArrayList<AppInfo> modified = null;
final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>();
if (mBgAllAppsList.added.size() > 0) {
added = new ArrayList<>(mBgAllAppsList.added);
mBgAllAppsList.added.clear();
}
if (mBgAllAppsList.modified.size() > 0) {
modified = new ArrayList<>(mBgAllAppsList.modified);
mBgAllAppsList.modified.clear();
}
if (mBgAllAppsList.removed.size() > 0) {
removedApps.addAll(mBgAllAppsList.removed);
mBgAllAppsList.removed.clear();
}
final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = new HashMap<>();
if (added != null) {
addAppsToAllApps(context, added);
for (AppInfo ai : added) {
addedOrUpdatedApps.put(ai.componentName, ai);
}
}
if (modified != null) {
final Callbacks callbacks = getCallback();
final ArrayList<AppInfo> modifiedFinal = modified;
for (AppInfo ai : modified) {
addedOrUpdatedApps.put(ai.componentName, ai);
}
mHandler.post(new Runnable() {
public void run() {
Callbacks cb = getCallback();
if (callbacks == cb && cb != null) {
callbacks.bindAppsUpdated(modifiedFinal);
}
}
});
}
// Update shortcut infos
if (mOp == OP_ADD || flagOp != FlagOp.NO_OP) {
final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>();
final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>();
final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>();
synchronized (sBgLock) {
for (ItemInfo info : sBgItemsIdMap) {
if (info instanceof ShortcutInfo && mUser.equals(info.user)) {
ShortcutInfo si = (ShortcutInfo) info;
boolean infoUpdated = false;
boolean shortcutUpdated = false;
// Update shortcuts which use iconResource.
if ((si.iconResource != null)
&& pkgFilter.matches(si.iconResource.packageName)) {
Bitmap icon = Utilities.createIconBitmap(
si.iconResource.packageName,
si.iconResource.resourceName, context);
if (icon != null) {
si.setIcon(icon);
si.usingFallbackIcon = false;
infoUpdated = true;
}
}
ComponentName cn = si.getTargetComponent();
if (cn != null && pkgFilter.matches(cn.getPackageName())) {
AppInfo appInfo = addedOrUpdatedApps.get(cn);
if (si.isPromise()) {
if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) {
// Auto install icon
PackageManager pm = context.getPackageManager();
ResolveInfo matched = pm.resolveActivity(
new Intent(Intent.ACTION_MAIN)
.setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER),
PackageManager.MATCH_DEFAULT_ONLY);
if (matched == null) {
// Try to find the best match activity.
Intent intent = pm.getLaunchIntentForPackage(
cn.getPackageName());
if (intent != null) {
cn = intent.getComponent();
appInfo = addedOrUpdatedApps.get(cn);
}
if ((intent == null) || (appInfo == null)) {
removedShortcuts.add(si);
continue;
}
si.promisedIntent = intent;
}
}
// Restore the shortcut.
if (appInfo != null) {
si.flags = appInfo.flags;
}
si.intent = si.promisedIntent;
si.promisedIntent = null;
si.status = ShortcutInfo.DEFAULT;
infoUpdated = true;
si.updateIcon(mIconCache);
}
if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction())
&& si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) {
si.updateIcon(mIconCache);
si.title = Utilities.trim(appInfo.title);
si.contentDescription = appInfo.contentDescription;
infoUpdated = true;
}
int oldDisabledFlags = si.isDisabled;
si.isDisabled = flagOp.apply(si.isDisabled);
if (si.isDisabled != oldDisabledFlags) {
shortcutUpdated = true;
}
}
if (infoUpdated || shortcutUpdated) {
updatedShortcuts.add(si);
}
if (infoUpdated) {
updateItemInDatabase(context, si);
}
} else if (info instanceof LauncherAppWidgetInfo && mOp == OP_ADD) {
LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info;
if (mUser.equals(widgetInfo.user)
&& widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)
&& pkgFilter.matches(widgetInfo.providerName.getPackageName())) {
widgetInfo.restoreStatus &=
~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY &
~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED;
// adding this flag ensures that launcher shows 'click to setup'
// if the widget has a config activity. In case there is no config
// activity, it will be marked as 'restored' during bind.
widgetInfo.restoreStatus |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
widgets.add(widgetInfo);
updateItemInDatabase(context, widgetInfo);
}
}
}
}
if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) {
final Callbacks callbacks = getCallback();
mHandler.post(new Runnable() {
public void run() {
Callbacks cb = getCallback();
if (callbacks == cb && cb != null) {
callbacks.bindShortcutsChanged(
updatedShortcuts, removedShortcuts, mUser);
}
}
});
if (!removedShortcuts.isEmpty()) {
deleteItemsFromDatabase(context, removedShortcuts);
}
}
if (!widgets.isEmpty()) {
final Callbacks callbacks = getCallback();
mHandler.post(new Runnable() {
public void run() {
Callbacks cb = getCallback();
if (callbacks == cb && cb != null) {
callbacks.bindWidgetsRestored(widgets);
}
}
});
}
}
final HashSet<String> removedPackages = new HashSet<>();
final HashSet<ComponentName> removedComponents = new HashSet<>();
if (mOp == OP_REMOVE) {
// Mark all packages in the broadcast to be removed
Collections.addAll(removedPackages, packages);
// No need to update the removedComponents as
// removedPackages is a super-set of removedComponents
} else if (mOp == OP_UPDATE) {
// Mark disabled packages in the broadcast to be removed
for (int i=0; i<N; i++) {
if (isPackageDisabled(context, packages[i], mUser)) {
removedPackages.add(packages[i]);
}
}
// Update removedComponents as some components can get removed during package update
for (AppInfo info : removedApps) {
removedComponents.add(info.componentName);
}
}
if (!removedPackages.isEmpty() || !removedComponents.isEmpty()) {
for (String pn : removedPackages) {
deletePackageFromDatabase(context, pn, mUser);
}
for (ComponentName cn : removedComponents) {
deleteItemsFromDatabase(context, getItemInfoForComponentName(cn, mUser));
}
// Remove any queued items from the install queue
InstallShortcutReceiver.removeFromInstallQueue(context, removedPackages, mUser);
// Call the components-removed callback
final Callbacks callbacks = getCallback();
mHandler.post(new Runnable() {
public void run() {
Callbacks cb = getCallback();
if (callbacks == cb && cb != null) {
callbacks.bindWorkspaceComponentsRemoved(
removedPackages, removedComponents, mUser);
}
}
});
}
if (!removedApps.isEmpty()) {
// Remove corresponding apps from All-Apps
final Callbacks callbacks = getCallback();
mHandler.post(new Runnable() {
public void run() {
Callbacks cb = getCallback();
if (callbacks == cb && cb != null) {
callbacks.bindAppInfosRemoved(removedApps);
}
}
});
}
// Notify launcher of widget update. From marshmallow onwards we use AppWidgetHost to
// get widget update signals.
if (!Utilities.ATLEAST_MARSHMALLOW &&
(mOp == OP_ADD || mOp == OP_REMOVE || mOp == OP_UPDATE)) {
final Callbacks callbacks = getCallback();
mHandler.post(new Runnable() {
public void run() {
Callbacks cb = getCallback();
if (callbacks == cb && cb != null) {
callbacks.notifyWidgetProvidersChanged();
}
}
});
}
}
}
private class ShortcutsChangedTask implements Runnable {
private String mPackageName;
private List<ShortcutInfoCompat> mShortcuts;
private UserHandleCompat mUser;
public ShortcutsChangedTask(String packageName, List<ShortcutInfoCompat> shortcuts,
UserHandleCompat user) {
mPackageName = packageName;
mShortcuts = shortcuts;
mUser = user;
}
@Override
public void run() {
mDeepShortcutManager.onShortcutsChanged(mShortcuts);
Map<String, ShortcutInfoCompat> idsToShortcuts = new HashMap<>();
for (ShortcutInfoCompat shortcut : mShortcuts) {
idsToShortcuts.put(shortcut.getId(), shortcut);
}
// Find ShortcutInfo's that have changed on the workspace.
MultiHashMap<String, ShortcutInfo> idsToWorkspaceShortcutInfos = new MultiHashMap<>();
for (ItemInfo itemInfo : sBgItemsIdMap) {
if (itemInfo.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
ShortcutInfo si = (ShortcutInfo) itemInfo;
String shortcutId = si.getDeepShortcutId();
if (idsToShortcuts.containsKey(shortcutId)) {
idsToWorkspaceShortcutInfos.addToList(shortcutId, si);
}
}
}
// Update the workspace to reflect the changes to updated shortcuts residing on it.
List<ShortcutInfoCompat> shortcuts = mDeepShortcutManager.queryForFullDetails(
mPackageName, new ArrayList<>(idsToWorkspaceShortcutInfos.keySet()), mUser);
ArrayList<ShortcutInfo> updatedShortcutInfos = new ArrayList<>();
Context context = LauncherAppState.getInstance().getContext();
for (ShortcutInfoCompat fullDetails : shortcuts) {
List<ShortcutInfo> shortcutInfos = idsToWorkspaceShortcutInfos
.get(fullDetails.getId());
for (ShortcutInfo shortcutInfo : shortcutInfos) {
shortcutInfo.updateFromDeepShortcutInfo(fullDetails, context);
updatedShortcutInfos.add(shortcutInfo);
}
}
bindUpdatedShortcuts(updatedShortcutInfos, mUser);
// Update the deep shortcut map, in case the list of ids has changed for an activity.
updateDeepShortcutMap(mPackageName, mShortcuts);
bindDeepShortcuts();
}
}
private void bindWidgetsModel(final Callbacks callbacks, final WidgetsModel model) {
mHandler.post(new Runnable() {
@Override
public void run() {
Callbacks cb = getCallback();
if (callbacks == cb && cb != null) {
callbacks.bindWidgetsModel(model);
}
}
});
}
public void refreshAndBindWidgetsAndShortcuts(
final Callbacks callbacks, final boolean bindFirst) {
runOnWorkerThread(new Runnable() {
@Override
public void run() {
if (bindFirst && !mBgWidgetsModel.isEmpty()) {
bindWidgetsModel(callbacks, mBgWidgetsModel.clone());
}
final WidgetsModel model = mBgWidgetsModel.updateAndClone(mApp.getContext());
bindWidgetsModel(callbacks, model);
// update the Widget entries inside DB on the worker thread.
LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews(
model.getRawList());
}
});
}
@Thunk static boolean isPackageDisabled(Context context, String packageName,
UserHandleCompat user) {
final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context);
return !launcherApps.isPackageEnabledForProfile(packageName, user);
}
public static boolean isValidPackageActivity(Context context, ComponentName cn,
UserHandleCompat user) {
if (cn == null) {
return false;
}
final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context);
if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) {
return false;
}
return launcherApps.isActivityEnabledForProfile(cn, user);
}
public static boolean isValidPackage(Context context, String packageName,
UserHandleCompat user) {
if (packageName == null) {
return false;
}
final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context);
return launcherApps.isPackageEnabledForProfile(packageName, user);
}
/**
* Make an ShortcutInfo object for a restored application or shortcut item that points
* to a package that is not yet installed on the system.
*/
public ShortcutInfo getRestoredItemInfo(Cursor c, int titleIndex, Intent intent,
int promiseType, int itemType, CursorIconInfo iconInfo, Context context) {
final ShortcutInfo info = new ShortcutInfo();
info.user = UserHandleCompat.myUserHandle();
Bitmap icon = iconInfo.loadIcon(c, info, context);
// the fallback icon
if (icon == null) {
mIconCache.getTitleAndIcon(info, intent, info.user, false /* useLowResIcon */);
} else {
info.setIcon(icon);
}
if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) {
String title = (c != null) ? c.getString(titleIndex) : null;
if (!TextUtils.isEmpty(title)) {
info.title = Utilities.trim(title);
}
} else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) {
if (TextUtils.isEmpty(info.title)) {
info.title = (c != null) ? Utilities.trim(c.getString(titleIndex)) : "";
}
} else {
throw new InvalidParameterException("Invalid restoreType " + promiseType);
}
info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user);
info.itemType = itemType;
info.promisedIntent = intent;
info.status = promiseType;
return info;
}
/**
* Make an Intent object for a restored application or shortcut item that points
* to the market page for the item.
*/
@Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) {
ComponentName componentName = intent.getComponent();
return getMarketIntent(componentName.getPackageName());
}
static Intent getMarketIntent(String packageName) {
return new Intent(Intent.ACTION_VIEW)
.setData(new Uri.Builder()
.scheme("market")
.authority("details")
.appendQueryParameter("id", packageName)
.build());
}
/**
* Make an ShortcutInfo object for a shortcut that is an application.
*
* If c is not null, then it will be used to fill in missing data like the title and icon.
*/
public ShortcutInfo getAppShortcutInfo(Intent intent,
UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex,
boolean allowMissingTarget, boolean useLowResIcon) {
if (user == null) {
Log.d(TAG, "Null user found in getShortcutInfo");
return null;
}
ComponentName componentName = intent.getComponent();
if (componentName == null) {
Log.d(TAG, "Missing component found in getShortcutInfo");
return null;
}
Intent newIntent = new Intent(intent.getAction(), null);
newIntent.addCategory(Intent.CATEGORY_LAUNCHER);
newIntent.setComponent(componentName);
LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user);
if ((lai == null) && !allowMissingTarget) {
Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName);
return null;
}
final ShortcutInfo info = new ShortcutInfo();
mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon);
if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) {
Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context);
info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon);
}
if (lai != null && PackageManagerHelper.isAppSuspended(lai.getApplicationInfo())) {
info.isDisabled = ShortcutInfo.FLAG_DISABLED_SUSPENDED;
}
// from the db
if (TextUtils.isEmpty(info.title) && c != null) {
info.title = Utilities.trim(c.getString(titleIndex));
}
// fall back to the class name of the activity
if (info.title == null) {
info.title = componentName.getClassName();
}
info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION;
info.user = user;
info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user);
if (lai != null) {
info.flags = AppInfo.initFlags(lai);
}
return info;
}
static ArrayList<ItemInfo> filterItemInfos(Iterable<ItemInfo> infos,
ItemInfoFilter f) {
HashSet<ItemInfo> filtered = new HashSet<ItemInfo>();
for (ItemInfo i : infos) {
if (i instanceof ShortcutInfo) {
ShortcutInfo info = (ShortcutInfo) i;
ComponentName cn = info.getTargetComponent();
if (cn != null && f.filterItem(null, info, cn)) {
filtered.add(info);
}
} else if (i instanceof FolderInfo) {
FolderInfo info = (FolderInfo) i;
for (ShortcutInfo s : info.contents) {
ComponentName cn = s.getTargetComponent();
if (cn != null && f.filterItem(info, s, cn)) {
filtered.add(s);
}
}
} else if (i instanceof LauncherAppWidgetInfo) {
LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i;
ComponentName cn = info.providerName;
if (cn != null && f.filterItem(null, info, cn)) {
filtered.add(info);
}
}
}
return new ArrayList<ItemInfo>(filtered);
}
@Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname,
final UserHandleCompat user) {
ItemInfoFilter filter = new ItemInfoFilter() {
@Override
public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) {
if (info.user == null) {
return cn.equals(cname);
} else {
return cn.equals(cname) && info.user.equals(user);
}
}
};
return filterItemInfos(sBgItemsIdMap, filter);
}
/**
* Make an ShortcutInfo object for a shortcut that isn't an application.
*/
@Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context,
int titleIndex, CursorIconInfo iconInfo) {
final ShortcutInfo info = new ShortcutInfo();
// Non-app shortcuts are only supported for current user.
info.user = UserHandleCompat.myUserHandle();
info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT;
// TODO: If there's an explicit component and we can't install that, delete it.
info.title = Utilities.trim(c.getString(titleIndex));
Bitmap icon = iconInfo.loadIcon(c, info, context);
// the fallback icon
if (icon == null) {
icon = mIconCache.getDefaultIcon(info.user);
info.usingFallbackIcon = true;
}
info.setIcon(icon);
return info;
}
ShortcutInfo infoFromShortcutIntent(Context context, Intent data) {
Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT);
String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME);
Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON);
if (intent == null) {
// If the intent is null, we can't construct a valid ShortcutInfo, so we return null
Log.e(TAG, "Can't construct ShorcutInfo with null intent");
return null;
}
Bitmap icon = null;
boolean customIcon = false;
ShortcutIconResource iconResource = null;
if (bitmap instanceof Bitmap) {
icon = Utilities.createIconBitmap((Bitmap) bitmap, context);
customIcon = true;
} else {
Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE);
if (extra instanceof ShortcutIconResource) {
iconResource = (ShortcutIconResource) extra;
icon = Utilities.createIconBitmap(iconResource.packageName,
iconResource.resourceName, context);
}
}
final ShortcutInfo info = new ShortcutInfo();
// Only support intents for current user for now. Intents sent from other
// users wouldn't get here without intent forwarding anyway.
info.user = UserHandleCompat.myUserHandle();
if (icon == null) {
icon = mIconCache.getDefaultIcon(info.user);
info.usingFallbackIcon = true;
}
info.setIcon(icon);
info.title = Utilities.trim(name);
info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user);
info.intent = intent;
info.iconResource = iconResource;
return info;
}
/**
* Return an existing FolderInfo object if we have encountered this ID previously,
* or make a new one.
*/
@Thunk static FolderInfo findOrMakeFolder(LongArrayMap<FolderInfo> folders, long id) {
// See if a placeholder was created for us already
FolderInfo folderInfo = folders.get(id);
if (folderInfo == null) {
// No placeholder -- create a new instance
folderInfo = new FolderInfo();
folders.put(id, folderInfo);
}
return folderInfo;
}
static boolean isValidProvider(AppWidgetProviderInfo provider) {
return (provider != null) && (provider.provider != null)
&& (provider.provider.getPackageName() != null);
}
public void dumpState() {
Log.d(TAG, "mCallbacks=" + mCallbacks);
AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data);
AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added);
AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed);
AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified);
if (mLoaderTask != null) {
mLoaderTask.dumpState();
} else {
Log.d(TAG, "mLoaderTask=null");
}
}
public Callbacks getCallback() {
return mCallbacks != null ? mCallbacks.get() : null;
}
/**
* @return {@link FolderInfo} if its already loaded.
*/
public FolderInfo findFolderById(Long folderId) {
synchronized (sBgLock) {
return sBgFolders.get(folderId);
}
}
@Thunk class DeferredMainThreadExecutor implements Executor {
@Override
public void execute(Runnable command) {
runOnMainThread(command);
}
}
/**
* @return the looper for the worker thread which can be used to start background tasks.
*/
public static Looper getWorkerLooper() {
return sWorkerThread.getLooper();
}
}
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