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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.InstallSessionInfo;
import android.content.pm.PackageInstaller;
import android.content.pm.PackageInstaller.SessionCallback;
import android.util.Log;
import android.util.SparseArray;
import com.android.launcher3.LauncherAppState;
import com.android.launcher3.ShortcutInfo;
import java.util.ArrayList;
public class PackageInstallerCompatVL extends PackageInstallerCompat {
private static final String TAG = "PackageInstallerCompatVL";
private static final boolean DEBUG = false;
private final SparseArray<InstallSessionInfo> mPendingReplays = new SparseArray<InstallSessionInfo>();
private final PackageInstaller mInstaller;
private boolean mResumed;
private boolean mBound;
PackageInstallerCompatVL(Context context) {
mInstaller = context.getPackageManager().getPackageInstaller();
mResumed = false;
mBound = false;
mInstaller.addSessionCallback(mCallback);
// On start, send updates for all active sessions
for (InstallSessionInfo info : mInstaller.getAllSessions()) {
mPendingReplays.append(info.getSessionId(), info);
}
}
@Override
public void onStop() {
mInstaller.removeSessionCallback(mCallback);
}
@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)) {
// 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) {
updates.add(newInfo);
}
for (int i = mPendingReplays.size() - 1; i > 0; i--) {
InstallSessionInfo session = mPendingReplays.valueAt(i);
if (session.getAppPackageName() != null) {
updates.add(new PackageInstallInfo(session.getAppPackageName(),
ShortcutInfo.PACKAGE_STATE_INSTALLING,
(int) (session.getProgress() * 100)));
}
}
mPendingReplays.clear();
if (!updates.isEmpty()) {
app.setPackageState(updates);
}
}
private final SessionCallback mCallback = new SessionCallback() {
@Override
public void onCreated(int sessionId) {
InstallSessionInfo session = mInstaller.getSessionInfo(sessionId);
if (session != null) {
mPendingReplays.put(sessionId, session);
replayUpdates(null);
}
}
@Override
public void onFinished(int sessionId, boolean success) {
mPendingReplays.remove(sessionId);
InstallSessionInfo session = mInstaller.getSessionInfo(sessionId);
if ((session != null) && (session.getAppPackageName() != null)) {
// 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 ? ShortcutInfo.PACKAGE_STATE_DEFAULT
: ShortcutInfo.PACKAGE_STATE_ERROR, 0));
}
}
@Override
public void onProgressChanged(int sessionId, float progress) {
InstallSessionInfo session = mInstaller.getSessionInfo(sessionId);
if (session != null) {
mPendingReplays.put(sessionId, session);
replayUpdates(null);
}
}
@Override
public void onOpened(int sessionId) { }
@Override
public void onClosed(int sessionId) { }
};
}
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