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