mirror of
https://github.com/LawnchairLauncher/lawnchair.git
synced 2026-02-20 19:38:21 +00:00
10923b30a2
These are added as soon as the icon is added to the workspace Bug: 28980830 Change-Id: I725d2ee8994324f09d9ecf7bbbb0090a7ceb5769
445 lines
18 KiB
Java
445 lines
18 KiB
Java
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.content.pm.ActivityInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.ResolveInfo;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.text.TextUtils;
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import android.util.Base64;
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import android.util.Log;
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import com.android.launcher3.compat.LauncherActivityInfoCompat;
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import com.android.launcher3.compat.LauncherAppsCompat;
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import com.android.launcher3.compat.UserHandleCompat;
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import com.android.launcher3.compat.UserManagerCompat;
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import com.android.launcher3.util.Thunk;
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import org.json.JSONException;
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import org.json.JSONObject;
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import org.json.JSONStringer;
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import org.json.JSONTokener;
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import java.net.URISyntaxException;
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import java.util.ArrayList;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Set;
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public class InstallShortcutReceiver extends BroadcastReceiver {
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private static final String TAG = "InstallShortcutReceiver";
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private static final boolean DBG = false;
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private static final String ACTION_INSTALL_SHORTCUT =
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"com.android.launcher.action.INSTALL_SHORTCUT";
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private static final String LAUNCH_INTENT_KEY = "intent.launch";
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private static final String NAME_KEY = "name";
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private static final String ICON_KEY = "icon";
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private static final String ICON_RESOURCE_NAME_KEY = "iconResource";
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private static final String ICON_RESOURCE_PACKAGE_NAME_KEY = "iconResourcePackage";
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private static final String APP_SHORTCUT_TYPE_KEY = "isAppShortcut";
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private static final String USER_HANDLE_KEY = "userHandle";
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// The set of shortcuts that are pending install
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private static final String APPS_PENDING_INSTALL = "apps_to_install";
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public static final int NEW_SHORTCUT_BOUNCE_DURATION = 450;
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public static final int NEW_SHORTCUT_STAGGER_DELAY = 85;
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private static final Object sLock = new Object();
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private static void addToInstallQueue(
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SharedPreferences sharedPrefs, PendingInstallShortcutInfo info) {
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synchronized(sLock) {
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String encoded = info.encodeToString();
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if (encoded != null) {
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Set<String> strings = sharedPrefs.getStringSet(APPS_PENDING_INSTALL, null);
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if (strings == null) {
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strings = new HashSet<String>(1);
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} else {
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strings = new HashSet<String>(strings);
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}
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strings.add(encoded);
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sharedPrefs.edit().putStringSet(APPS_PENDING_INSTALL, strings).apply();
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}
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}
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}
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public static void removeFromInstallQueue(Context context, HashSet<String> packageNames,
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UserHandleCompat user) {
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if (packageNames.isEmpty()) {
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return;
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}
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SharedPreferences sp = Utilities.getPrefs(context);
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synchronized(sLock) {
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Set<String> strings = sp.getStringSet(APPS_PENDING_INSTALL, null);
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if (DBG) {
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Log.d(TAG, "APPS_PENDING_INSTALL: " + strings
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+ ", removing packages: " + packageNames);
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}
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if (strings != null) {
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Set<String> newStrings = new HashSet<String>(strings);
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Iterator<String> newStringsIter = newStrings.iterator();
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while (newStringsIter.hasNext()) {
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String encoded = newStringsIter.next();
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PendingInstallShortcutInfo info = decode(encoded, context);
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if (info == null || (packageNames.contains(info.getTargetPackage())
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&& user.equals(info.user))) {
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newStringsIter.remove();
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}
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}
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sp.edit().putStringSet(APPS_PENDING_INSTALL, newStrings).apply();
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}
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}
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}
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private static ArrayList<PendingInstallShortcutInfo> getAndClearInstallQueue(
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SharedPreferences sharedPrefs, Context context) {
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synchronized(sLock) {
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Set<String> strings = sharedPrefs.getStringSet(APPS_PENDING_INSTALL, null);
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if (DBG) Log.d(TAG, "Getting and clearing APPS_PENDING_INSTALL: " + strings);
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if (strings == null) {
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return new ArrayList<PendingInstallShortcutInfo>();
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}
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ArrayList<PendingInstallShortcutInfo> infos =
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new ArrayList<PendingInstallShortcutInfo>();
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for (String encoded : strings) {
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PendingInstallShortcutInfo info = decode(encoded, context);
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if (info != null) {
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infos.add(info);
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}
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}
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sharedPrefs.edit().putStringSet(APPS_PENDING_INSTALL, new HashSet<String>()).apply();
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return infos;
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}
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}
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// Determines whether to defer installing shortcuts immediately until
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// processAllPendingInstalls() is called.
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private static boolean mUseInstallQueue = false;
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public void onReceive(Context context, Intent data) {
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if (!ACTION_INSTALL_SHORTCUT.equals(data.getAction())) {
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return;
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}
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PendingInstallShortcutInfo info = createPendingInfo(context, data);
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if (info != null) {
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queuePendingShortcutInfo(info, context);
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}
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}
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/**
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* @return true is the extra is either null or is of type {@param type}
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*/
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private static boolean isValidExtraType(Intent intent, String key, Class type) {
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Object extra = intent.getParcelableExtra(key);
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return extra == null || type.isInstance(extra);
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}
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/**
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* Verifies the intent and creates a {@link PendingInstallShortcutInfo}
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*/
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private static PendingInstallShortcutInfo createPendingInfo(Context context, Intent data) {
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if (!isValidExtraType(data, Intent.EXTRA_SHORTCUT_INTENT, Intent.class) ||
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!(isValidExtraType(data, Intent.EXTRA_SHORTCUT_ICON_RESOURCE,
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Intent.ShortcutIconResource.class)) ||
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!(isValidExtraType(data, Intent.EXTRA_SHORTCUT_ICON, Bitmap.class))) {
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if (DBG) Log.e(TAG, "Invalid install shortcut intent");
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return null;
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}
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PendingInstallShortcutInfo info = new PendingInstallShortcutInfo(data, context);
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if (info.launchIntent == null || info.label == null) {
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if (DBG) Log.e(TAG, "Invalid install shortcut intent");
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return null;
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}
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return convertToLauncherActivityIfPossible(info);
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}
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public static ShortcutInfo fromShortcutIntent(Context context, Intent data) {
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PendingInstallShortcutInfo info = createPendingInfo(context, data);
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return info == null ? null : info.getShortcutInfo();
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}
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private static void queuePendingShortcutInfo(PendingInstallShortcutInfo info, Context context) {
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// Queue the item up for adding if launcher has not loaded properly yet
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LauncherAppState app = LauncherAppState.getInstance();
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boolean launcherNotLoaded = app.getModel().getCallback() == null;
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addToInstallQueue(Utilities.getPrefs(context), info);
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if (!mUseInstallQueue && !launcherNotLoaded) {
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flushInstallQueue(context);
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}
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}
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static void enableInstallQueue() {
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mUseInstallQueue = true;
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}
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static void disableAndFlushInstallQueue(Context context) {
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mUseInstallQueue = false;
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flushInstallQueue(context);
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}
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static void flushInstallQueue(Context context) {
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SharedPreferences sp = Utilities.getPrefs(context);
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ArrayList<PendingInstallShortcutInfo> installQueue = getAndClearInstallQueue(sp, context);
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if (!installQueue.isEmpty()) {
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Iterator<PendingInstallShortcutInfo> iter = installQueue.iterator();
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ArrayList<ItemInfo> addShortcuts = new ArrayList<ItemInfo>();
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while (iter.hasNext()) {
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final PendingInstallShortcutInfo pendingInfo = iter.next();
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// If the intent specifies a package, make sure the package exists
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String packageName = pendingInfo.getTargetPackage();
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if (!TextUtils.isEmpty(packageName)) {
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UserHandleCompat myUserHandle = UserHandleCompat.myUserHandle();
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if (!LauncherModel.isValidPackage(context, packageName, myUserHandle)) {
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if (DBG) Log.d(TAG, "Ignoring shortcut for absent package: "
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+ pendingInfo.launchIntent);
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continue;
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}
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}
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// Generate a shortcut info to add into the model
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addShortcuts.add(pendingInfo.getShortcutInfo());
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}
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// Add the new apps to the model and bind them
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if (!addShortcuts.isEmpty()) {
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LauncherAppState app = LauncherAppState.getInstance();
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app.getModel().addAndBindAddedWorkspaceItems(context, addShortcuts);
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}
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}
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}
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/**
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* Ensures that we have a valid, non-null name. If the provided name is null, we will return
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* the application name instead.
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*/
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@Thunk static CharSequence ensureValidName(Context context, Intent intent, CharSequence name) {
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if (name == null) {
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try {
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PackageManager pm = context.getPackageManager();
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ActivityInfo info = pm.getActivityInfo(intent.getComponent(), 0);
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name = info.loadLabel(pm);
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} catch (PackageManager.NameNotFoundException nnfe) {
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return "";
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}
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}
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return name;
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}
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private static class PendingInstallShortcutInfo {
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final LauncherActivityInfoCompat activityInfo;
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final Intent data;
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final Context mContext;
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final Intent launchIntent;
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final String label;
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final UserHandleCompat user;
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/**
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* Initializes a PendingInstallShortcutInfo received from a different app.
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*/
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public PendingInstallShortcutInfo(Intent data, Context context) {
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this.data = data;
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mContext = context;
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launchIntent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT);
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label = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME);
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user = UserHandleCompat.myUserHandle();
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activityInfo = null;
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}
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/**
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* Initializes a PendingInstallShortcutInfo to represent a launcher target.
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*/
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public PendingInstallShortcutInfo(LauncherActivityInfoCompat info, Context context) {
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this.data = null;
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mContext = context;
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activityInfo = info;
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user = info.getUser();
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launchIntent = AppInfo.makeLaunchIntent(context, info, user);
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label = info.getLabel().toString();
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}
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public String encodeToString() {
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if (activityInfo != null) {
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try {
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// If it a launcher target, we only need component name, and user to
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// recreate this.
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return new JSONStringer()
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.object()
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.key(LAUNCH_INTENT_KEY).value(launchIntent.toUri(0))
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.key(APP_SHORTCUT_TYPE_KEY).value(true)
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.key(USER_HANDLE_KEY).value(UserManagerCompat.getInstance(mContext)
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.getSerialNumberForUser(user))
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.endObject().toString();
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} catch (JSONException e) {
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Log.d(TAG, "Exception when adding shortcut: " + e);
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return null;
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}
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}
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if (launchIntent.getAction() == null) {
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launchIntent.setAction(Intent.ACTION_VIEW);
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} else if (launchIntent.getAction().equals(Intent.ACTION_MAIN) &&
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launchIntent.getCategories() != null &&
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launchIntent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) {
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launchIntent.addFlags(
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Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
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}
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// This name is only used for comparisons and notifications, so fall back to activity
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// name if not supplied
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String name = ensureValidName(mContext, launchIntent, label).toString();
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Bitmap icon = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON);
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Intent.ShortcutIconResource iconResource =
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data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE);
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// Only encode the parameters which are supported by the API.
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try {
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JSONStringer json = new JSONStringer()
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.object()
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.key(LAUNCH_INTENT_KEY).value(launchIntent.toUri(0))
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.key(NAME_KEY).value(name);
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if (icon != null) {
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byte[] iconByteArray = Utilities.flattenBitmap(icon);
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json = json.key(ICON_KEY).value(
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Base64.encodeToString(
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iconByteArray, 0, iconByteArray.length, Base64.DEFAULT));
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}
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if (iconResource != null) {
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json = json.key(ICON_RESOURCE_NAME_KEY).value(iconResource.resourceName);
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json = json.key(ICON_RESOURCE_PACKAGE_NAME_KEY)
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.value(iconResource.packageName);
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}
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return json.endObject().toString();
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} catch (JSONException e) {
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Log.d(TAG, "Exception when adding shortcut: " + e);
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}
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return null;
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}
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public ShortcutInfo getShortcutInfo() {
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if (activityInfo != null) {
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return new ShortcutInfo(activityInfo, mContext);
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} else {
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return LauncherAppState.getInstance().getModel().infoFromShortcutIntent(mContext, data);
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}
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}
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public String getTargetPackage() {
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String packageName = launchIntent.getPackage();
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if (packageName == null) {
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packageName = launchIntent.getComponent() == null ? null :
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launchIntent.getComponent().getPackageName();
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}
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return packageName;
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}
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public boolean isLauncherActivity() {
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return activityInfo != null;
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}
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}
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private static PendingInstallShortcutInfo decode(String encoded, Context context) {
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try {
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JSONObject object = (JSONObject) new JSONTokener(encoded).nextValue();
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Intent launcherIntent = Intent.parseUri(object.getString(LAUNCH_INTENT_KEY), 0);
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if (object.optBoolean(APP_SHORTCUT_TYPE_KEY)) {
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// The is an internal launcher target shortcut.
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UserHandleCompat user = UserManagerCompat.getInstance(context)
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.getUserForSerialNumber(object.getLong(USER_HANDLE_KEY));
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if (user == null) {
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return null;
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}
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LauncherActivityInfoCompat info = LauncherAppsCompat.getInstance(context)
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.resolveActivity(launcherIntent, user);
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return info == null ? null : new PendingInstallShortcutInfo(info, context);
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}
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Intent data = new Intent();
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data.putExtra(Intent.EXTRA_SHORTCUT_INTENT, launcherIntent);
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data.putExtra(Intent.EXTRA_SHORTCUT_NAME, object.getString(NAME_KEY));
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String iconBase64 = object.optString(ICON_KEY);
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String iconResourceName = object.optString(ICON_RESOURCE_NAME_KEY);
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String iconResourcePackageName = object.optString(ICON_RESOURCE_PACKAGE_NAME_KEY);
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if (iconBase64 != null && !iconBase64.isEmpty()) {
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byte[] iconArray = Base64.decode(iconBase64, Base64.DEFAULT);
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Bitmap b = BitmapFactory.decodeByteArray(iconArray, 0, iconArray.length);
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data.putExtra(Intent.EXTRA_SHORTCUT_ICON, b);
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} else if (iconResourceName != null && !iconResourceName.isEmpty()) {
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Intent.ShortcutIconResource iconResource =
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new Intent.ShortcutIconResource();
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iconResource.resourceName = iconResourceName;
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iconResource.packageName = iconResourcePackageName;
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data.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, iconResource);
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}
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return new PendingInstallShortcutInfo(data, context);
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} catch (JSONException | URISyntaxException e) {
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Log.d(TAG, "Exception reading shortcut to add: " + e);
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}
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return null;
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}
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/**
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* Tries to create a new PendingInstallShortcutInfo which represents the same target,
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* but is an app target and not a shortcut.
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* @return the newly created info or the original one.
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*/
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private static PendingInstallShortcutInfo convertToLauncherActivityIfPossible(
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PendingInstallShortcutInfo original) {
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if (original.isLauncherActivity()) {
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// Already an activity target
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return original;
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}
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if (!Utilities.isLauncherAppTarget(original.launchIntent)
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|| !original.user.equals(UserHandleCompat.myUserHandle())) {
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// We can only convert shortcuts which point to a main activity in the current user.
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return original;
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}
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PackageManager pm = original.mContext.getPackageManager();
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ResolveInfo info = pm.resolveActivity(original.launchIntent, 0);
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if (info == null) {
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return original;
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}
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// Ignore any conflicts in the label name, as that can change based on locale.
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LauncherActivityInfoCompat launcherInfo = LauncherActivityInfoCompat
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.fromResolveInfo(info, original.mContext);
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return new PendingInstallShortcutInfo(launcherInfo, original.mContext);
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}
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}
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