/*
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* Copyright (C) 2016 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.model;
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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.os.UserHandle;
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import com.android.launcher3.LauncherAppState;
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import com.android.launcher3.LauncherModel;
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import com.android.launcher3.compat.LauncherAppsCompat;
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import com.android.launcher3.util.MultiHashMap;
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import com.android.launcher3.util.PackageManagerHelper;
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import java.util.ArrayList;
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import java.util.HashSet;
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import java.util.Map.Entry;
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/**
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* Helper class to re-query app status when SD-card becomes available.
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*
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* During first load, just after reboot, some apps on sdcard might not be available immediately due
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* to some race conditions in the system. We wait for ACTION_BOOT_COMPLETED and process such
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* apps again.
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*/
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public class SdCardAvailableReceiver extends BroadcastReceiver {
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private final LauncherModel mModel;
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private final Context mContext;
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private final MultiHashMap<UserHandle, String> mPackages;
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public SdCardAvailableReceiver(LauncherAppState app,
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MultiHashMap<UserHandle, String> packages) {
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mModel = app.getModel();
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mContext = app.getContext();
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mPackages = packages;
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}
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@Override
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public void onReceive(Context context, Intent intent) {
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final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context);
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final PackageManagerHelper pmHelper = new PackageManagerHelper(context);
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for (Entry<UserHandle, ArrayList<String>> entry : mPackages.entrySet()) {
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UserHandle user = entry.getKey();
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final ArrayList<String> packagesRemoved = new ArrayList<>();
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final ArrayList<String> packagesUnavailable = new ArrayList<>();
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for (String pkg : new HashSet<>(entry.getValue())) {
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if (!launcherApps.isPackageEnabledForProfile(pkg, user)) {
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if (pmHelper.isAppOnSdcard(pkg, user)) {
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packagesUnavailable.add(pkg);
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} else {
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packagesRemoved.add(pkg);
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}
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}
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}
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if (!packagesRemoved.isEmpty()) {
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mModel.onPackagesRemoved(user,
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packagesRemoved.toArray(new String[packagesRemoved.size()]));
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}
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if (!packagesUnavailable.isEmpty()) {
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mModel.onPackagesUnavailable(
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packagesUnavailable.toArray(new String[packagesUnavailable.size()]),
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user, false);
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}
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}
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// Unregister the broadcast receiver, just in case
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mContext.unregisterReceiver(this);
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}
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}
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