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/*
* Copyright (C) 2014 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.compat;
import android.content.Context;
import android.content.pm.PackageInstaller;
import android.content.pm.PackageInstaller.SessionCallback;
import android.content.pm.PackageInstaller.SessionInfo;
import android.util.Log;
import android.util.SparseArray;
import com.android.launcher3.IconCache;
import com.android.launcher3.LauncherAppState;
import java.util.ArrayList;
import java.util.HashSet;
public class PackageInstallerCompatVL extends PackageInstallerCompat {
private static final String TAG = "PackageInstallerCompatVL";
private static final boolean DEBUG = false;
private final SparseArray<SessionInfo> mPendingReplays = new SparseArray<SessionInfo>();
private final HashSet<String> mPendingBadgeUpdates = new HashSet<String>();
private final PackageInstaller mInstaller;
private final IconCache mCache;
private boolean mResumed;
private boolean mBound;
PackageInstallerCompatVL(Context context) {
mInstaller = context.getPackageManager().getPackageInstaller();
LauncherAppState.setApplicationContext(context.getApplicationContext());
mCache = LauncherAppState.getInstance().getIconCache();
mResumed = false;
mBound = false;
mInstaller.registerSessionCallback(mCallback);
// On start, send updates for all active sessions
for (SessionInfo info : mInstaller.getAllSessions()) {
mPendingReplays.append(info.getSessionId(), info);
}
}
@Override
public HashSet<String> updateAndGetActiveSessionCache() {
HashSet<String> activePackages = new HashSet<String>();
UserHandleCompat user = UserHandleCompat.myUserHandle();
for (SessionInfo info : mInstaller.getAllSessions()) {
addSessionInfoToCahce(info, user);
if (info.getAppPackageName() != null) {
activePackages.add(info.getAppPackageName());
}
}
return activePackages;
}
private void addSessionInfoToCahce(SessionInfo info, UserHandleCompat user) {
String packageName = info.getAppPackageName();
if (packageName != null) {
mCache.cachePackageInstallInfo(packageName, user, info.getAppIcon(),
info.getAppLabel());
}
}
@Override
public void onStop() {
}
@Override
public void onFinishBind() {
mBound = true;
replayUpdates(null);
}
@Override
public void onPause() {
mResumed = false;
}
@Override
public void onResume() {
mResumed = true;
replayUpdates(null);
}
@Override
public void recordPackageUpdate(String packageName, int state, int progress) {
// No op
}
private void replayUpdates(PackageInstallInfo newInfo) {
if (DEBUG) Log.d(TAG, "updates resumed");
if (!mResumed || !mBound) {
// Not yet ready
return;
}
if ((mPendingReplays.size() == 0) && (newInfo == null) && mPendingBadgeUpdates.isEmpty()) {
// Nothing to update
return;
}
LauncherAppState app = LauncherAppState.getInstanceNoCreate();
if (app == null) {
// Try again later
if (DEBUG) Log.d(TAG, "app is null, delaying send");
return;
}
ArrayList<PackageInstallInfo> updates = new ArrayList<PackageInstallInfo>();
if ((newInfo != null) && (newInfo.state != STATUS_INSTALLED)) {
updates.add(newInfo);
}
for (int i = mPendingReplays.size() - 1; i >= 0; i--) {
SessionInfo session = mPendingReplays.valueAt(i);
if (session.getAppPackageName() != null) {
updates.add(new PackageInstallInfo(session.getAppPackageName(),
STATUS_INSTALLING,
(int) (session.getProgress() * 100)));
}
}
mPendingReplays.clear();
if (!updates.isEmpty()) {
app.setPackageState(updates);
}
if (!mPendingBadgeUpdates.isEmpty()) {
for (String pkg : mPendingBadgeUpdates) {
app.updatePackageBadge(pkg);
}
mPendingBadgeUpdates.clear();
}
}
private final SessionCallback mCallback = new SessionCallback() {
@Override
public void onCreated(int sessionId) {
pushSessionBadgeToLauncher(sessionId);
}
@Override
public void onFinished(int sessionId, boolean success) {
mPendingReplays.remove(sessionId);
SessionInfo session = mInstaller.getSessionInfo(sessionId);
if ((session != null) && (session.getAppPackageName() != null)) {
mPendingBadgeUpdates.remove(session.getAppPackageName());
// Replay all updates with a one time update for this installed package. No
// need to store this record for future updates, as the app list will get
// refreshed on resume.
replayUpdates(new PackageInstallInfo(session.getAppPackageName(),
success ? STATUS_INSTALLED : STATUS_FAILED, 0));
}
}
@Override
public void onProgressChanged(int sessionId, float progress) {
SessionInfo session = mInstaller.getSessionInfo(sessionId);
if (session != null) {
mPendingReplays.put(sessionId, session);
replayUpdates(null);
}
}
@Override
public void onActiveChanged(int sessionId, boolean active) { }
@Override
public void onBadgingChanged(int sessionId) {
pushSessionBadgeToLauncher(sessionId);
}
private void pushSessionBadgeToLauncher(int sessionId) {
SessionInfo session = mInstaller.getSessionInfo(sessionId);
if (session != null) {
addSessionInfoToCahce(session, UserHandleCompat.myUserHandle());
if (session.getAppPackageName() != null) {
mPendingBadgeUpdates.add(session.getAppPackageName());
}
mPendingReplays.put(sessionId, session);
replayUpdates(null);
}
}
};
}
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