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Adding settings for managing auto-enter picture-in-picture.

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- Add per-app setting for users to control whether an app can
  enter picture-in-picture when it is hidden.

Bug: 34520451
Test: make -j40 RunSettingsRoboTests
Change-Id: I182d6069ad01e42f1d3d6623ea21362ce802efba
Signed-off-by: Winson Chung <winsonc@google.com>
This commit is contained in:
Winson Chung
2017-01-20 11:22:44 -08:00
parent 32bc813f04
commit 0a0d95a05a
11 changed files with 467 additions and 6 deletions
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201
src/com/android/settings/applications/PictureInPictureSettings.java Normal file
View File

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/*
* Copyright (C) 2017 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.settings.applications;
import static android.app.AppOpsManager.MODE_ALLOWED;
import static android.app.AppOpsManager.MODE_ERRORED;
import static android.app.AppOpsManager.OP_ENTER_PICTURE_IN_PICTURE_ON_HIDE;
import static android.content.pm.ActivityInfo.RESIZE_MODE_RESIZEABLE_AND_PIPABLE;
import static android.content.pm.PackageManager.GET_ACTIVITIES;
import android.annotation.Nullable;
import android.app.AppOpsManager;
import android.content.Context;
import android.content.pm.ActivityInfo;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageInfo;
import android.content.pm.PackageItemInfo;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.os.UserHandle;
import android.support.v14.preference.SwitchPreference;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceScreen;
import android.util.ArrayMap;
import android.view.View;
import com.android.internal.annotations.VisibleForTesting;
import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
import com.android.settings.R;
import com.android.settings.notification.EmptyTextSettings;
import com.android.settings.overlay.FeatureFactory;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class PictureInPictureSettings extends EmptyTextSettings {
private static final String TAG = PictureInPictureSettings.class.getSimpleName();
@VisibleForTesting
static final List<String> IGNORE_PACKAGE_LIST = new ArrayList<>();
static {
IGNORE_PACKAGE_LIST.add("com.android.systemui");
}
private Context mContext;
private PackageManager mPackageManager;
/**
* @return true if the package has any activities that declare that they support
* picture-in-picture.
*/
static boolean checkPackageHasPictureInPictureActivities(String packageName,
ActivityInfo[] activities) {
ActivityInfoWrapper[] wrappedActivities = null;
if (activities != null) {
wrappedActivities = new ActivityInfoWrapper[activities.length];
for (int i = 0; i < activities.length; i++) {
wrappedActivities[i] = new ActivityInfoWrapperImpl(activities[i]);
}
}
return checkPackageHasPictureInPictureActivities(packageName, wrappedActivities);
}
/**
* @return true if the package has any activities that declare that they support
* picture-in-picture.
*/
@VisibleForTesting
static boolean checkPackageHasPictureInPictureActivities(String packageName,
ActivityInfoWrapper[] activities) {
// Skip if it's in the ignored list
if (IGNORE_PACKAGE_LIST.contains(packageName)) {
return false;
}
// Iterate through all the activities and check if it is resizeable and supports
// picture-in-picture
if (activities != null) {
for (int i = activities.length - 1; i >= 0; i--) {
if (activities[i].getResizeMode() == RESIZE_MODE_RESIZEABLE_AND_PIPABLE) {
return true;
}
}
}
return false;
}
/**
* Sets whether the app associated with the given {@param packageName} is allowed to enter
* picture-in-picture when it is hidden.
*/
static void setEnterPipOnHideStateForPackage(Context context, int uid, String packageName,
boolean value) {
final AppOpsManager appOps = context.getSystemService(AppOpsManager.class);
final int newMode = value ? MODE_ALLOWED : MODE_ERRORED;
appOps.setMode(OP_ENTER_PICTURE_IN_PICTURE_ON_HIDE,
uid, packageName, newMode);
}
/**
* @return whether the app associated with the given {@param packageName} is allowed to enter
* picture-in-picture when it is hidden.
*/
static boolean getEnterPipOnHideStateForPackage(Context context, int uid, String packageName) {
final AppOpsManager appOps = context.getSystemService(AppOpsManager.class);
return appOps.checkOpNoThrow(OP_ENTER_PICTURE_IN_PICTURE_ON_HIDE,
uid, packageName) == MODE_ALLOWED;
}
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
mContext = getActivity();
mPackageManager = mContext.getPackageManager();
setPreferenceScreen(getPreferenceManager().createPreferenceScreen(mContext));
}
@Override
public void onResume() {
super.onResume();
// Clear the prefs
final PreferenceScreen screen = getPreferenceScreen();
screen.removeAll();
// Fetch the set of applications which have at least one activity that declare that they
// support picture-in-picture
final ArrayMap<String, Boolean> packageToState = new ArrayMap<>();
final ArrayList<ApplicationInfo> pipApps = new ArrayList<>();
final List<PackageInfo> installedPackages = mPackageManager.getInstalledPackagesAsUser(
GET_ACTIVITIES, UserHandle.myUserId());
for (PackageInfo packageInfo : installedPackages) {
if (checkPackageHasPictureInPictureActivities(packageInfo.packageName,
packageInfo.activities)) {
final String packageName = packageInfo.applicationInfo.packageName;
final boolean state = getEnterPipOnHideStateForPackage(mContext,
packageInfo.applicationInfo.uid, packageName);
pipApps.add(packageInfo.applicationInfo);
packageToState.put(packageName, state);
}
}
Collections.sort(pipApps, new PackageItemInfo.DisplayNameComparator(mPackageManager));
// Rebuild the list of prefs
final Context prefContext = getPrefContext();
for (final ApplicationInfo appInfo : pipApps) {
final String packageName = appInfo.packageName;
final CharSequence label = appInfo.loadLabel(mPackageManager);
final SwitchPreference pref = new SwitchPreference(prefContext);
pref.setPersistent(false);
pref.setIcon(appInfo.loadIcon(mPackageManager));
pref.setTitle(label);
pref.setChecked(packageToState.get(packageName));
pref.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
logSpecialPermissionChange((Boolean) newValue, packageName);
setEnterPipOnHideStateForPackage(mContext, appInfo.uid, packageName,
(Boolean) newValue);
return true;
}
});
screen.addPreference(pref);
}
}
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
setEmptyText(R.string.picture_in_picture_empty_text);
}
@Override
public int getMetricsCategory() {
return MetricsEvent.SETTINGS_MANAGE_PICTURE_IN_PICTURE;
}
@VisibleForTesting
void logSpecialPermissionChange(boolean newState, String packageName) {
int logCategory = newState
? MetricsEvent.APP_PICTURE_IN_PICTURE_ON_HIDE_ALLOW
: MetricsEvent.APP_PICTURE_IN_PICTURE_ON_HIDE_DENY;
FeatureFactory.getFactory(getContext())
.getMetricsFeatureProvider().action(getContext(), logCategory, packageName);
}
}