/**
* Copyright (C) 2015 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.notification;
import android.app.admin.DevicePolicyManager;
import android.content.ContentResolver;
import android.content.Context;
import android.database.ContentObserver;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.UserHandle;
import android.os.UserManager;
import android.provider.Settings;
import android.support.v7.preference.Preference;
import android.support.v7.preference.Preference.OnPreferenceChangeListener;
import android.support.v7.preference.TwoStatePreference;
import android.util.Log;
import com.android.internal.logging.MetricsProto.MetricsEvent;
import com.android.internal.widget.LockPatternUtils;
import com.android.settings.R;
import com.android.settings.RestrictedListPreference.RestrictedItem;
import com.android.settings.SettingsPreferenceFragment;
import com.android.settings.Utils;
import com.android.settingslib.RestrictedLockUtils;
import java.util.ArrayList;
import static android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_SECURE_NOTIFICATIONS;
import static android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS;
import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
public class ConfigureNotificationSettings extends SettingsPreferenceFragment {
private static final String TAG = "ConfigNotiSettings";
private static final String KEY_NOTIFICATION_PULSE = "notification_pulse";
private static final String KEY_LOCK_SCREEN_NOTIFICATIONS = "lock_screen_notifications";
private static final String KEY_LOCK_SCREEN_PROFILE_NOTIFICATIONS =
"lock_screen_notifications_profile";
private final SettingsObserver mSettingsObserver = new SettingsObserver();
private Context mContext;
private TwoStatePreference mNotificationPulse;
private RestrictedDropDownPreference mLockscreen;
private RestrictedDropDownPreference mLockscreenProfile;
private boolean mSecure;
private boolean mSecureProfile;
private int mLockscreenSelectedValue;
private int mLockscreenSelectedValueProfile;
private int mProfileChallengeUserId;
@Override
protected int getMetricsCategory() {
return MetricsEvent.CONFIGURE_NOTIFICATION;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mContext = getActivity();
mProfileChallengeUserId = Utils.getManagedProfileId(
UserManager.get(mContext), UserHandle.myUserId());
final LockPatternUtils utils = new LockPatternUtils(getActivity());
final boolean isUnified =
!utils.isSeparateProfileChallengeEnabled(mProfileChallengeUserId);
mSecure = utils.isSecure(UserHandle.myUserId());
mSecureProfile = (mProfileChallengeUserId != UserHandle.USER_NULL)
&& (utils.isSecure(mProfileChallengeUserId) || (isUnified && mSecure));
addPreferencesFromResource(R.xml.configure_notification_settings);
initPulse();
initLockscreenNotifications();
if (mProfileChallengeUserId != UserHandle.USER_NULL) {
addPreferencesFromResource(R.xml.configure_notification_settings_profile);
initLockscreenNotificationsForProfile();
}
}
@Override
public void onResume() {
super.onResume();
mSettingsObserver.register(true);
}
@Override
public void onPause() {
super.onPause();
mSettingsObserver.register(false);
}
// === Pulse notification light ===
private void initPulse() {
mNotificationPulse =
(TwoStatePreference) getPreferenceScreen().findPreference(KEY_NOTIFICATION_PULSE);
if (mNotificationPulse == null) {
Log.i(TAG, "Preference not found: " + KEY_NOTIFICATION_PULSE);
return;
}
if (!getResources()
.getBoolean(com.android.internal.R.bool.config_intrusiveNotificationLed)) {
getPreferenceScreen().removePreference(mNotificationPulse);
} else {
updatePulse();
mNotificationPulse.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
final boolean val = (Boolean)newValue;
return Settings.System.putInt(getContentResolver(),
Settings.System.NOTIFICATION_LIGHT_PULSE,
val ? 1 : 0);
}
});
}
}
private void updatePulse() {
if (mNotificationPulse == null) {
return;
}
try {
mNotificationPulse.setChecked(Settings.System.getInt(getContentResolver(),
Settings.System.NOTIFICATION_LIGHT_PULSE) == 1);
} catch (Settings.SettingNotFoundException snfe) {
Log.e(TAG, Settings.System.NOTIFICATION_LIGHT_PULSE + " not found");
}
}
private void initLockscreenNotifications() {
mLockscreen = (RestrictedDropDownPreference) getPreferenceScreen().findPreference(
KEY_LOCK_SCREEN_NOTIFICATIONS);
if (mLockscreen == null) {
Log.i(TAG, "Preference not found: " + KEY_LOCK_SCREEN_NOTIFICATIONS);
return;
}
ArrayList<CharSequence> entries = new ArrayList<>();
ArrayList<CharSequence> values = new ArrayList<>();
entries.add(getString(R.string.lock_screen_notifications_summary_disable));
values.add(Integer.toString(R.string.lock_screen_notifications_summary_disable));
String summaryShowEntry = getString(R.string.lock_screen_notifications_summary_show);
String summaryShowEntryValue = Integer.toString(
R.string.lock_screen_notifications_summary_show);
entries.add(summaryShowEntry);
values.add(summaryShowEntryValue);
setRestrictedIfNotificationFeaturesDisabled(summaryShowEntry, summaryShowEntryValue,
KEYGUARD_DISABLE_SECURE_NOTIFICATIONS | KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS);
if (mSecure) {
String summaryHideEntry = getString(R.string.lock_screen_notifications_summary_hide);
String summaryHideEntryValue = Integer.toString(
R.string.lock_screen_notifications_summary_hide);
entries.add(summaryHideEntry);
values.add(summaryHideEntryValue);
setRestrictedIfNotificationFeaturesDisabled(summaryHideEntry, summaryHideEntryValue,
KEYGUARD_DISABLE_SECURE_NOTIFICATIONS);
}
mLockscreen.setEntries(entries.toArray(new CharSequence[entries.size()]));
mLockscreen.setEntryValues(values.toArray(new CharSequence[values.size()]));
updateLockscreenNotifications();
if (mLockscreen.getEntries().length > 1) {
mLockscreen.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
final int val = Integer.parseInt((String) newValue);
if (val == mLockscreenSelectedValue) {
return false;
}
final boolean enabled =
val != R.string.lock_screen_notifications_summary_disable;
final boolean show = val == R.string.lock_screen_notifications_summary_show;
Settings.Secure.putInt(getContentResolver(),
Settings.Secure.LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, show ? 1 : 0);
Settings.Secure.putInt(getContentResolver(),
Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS, enabled ? 1 : 0);
mLockscreenSelectedValue = val;
return true;
}
});
} else {
// There is one or less option for the user, disable the drop down.
mLockscreen.setEnabled(false);
}
}
// === Lockscreen (public / private) notifications ===
private void initLockscreenNotificationsForProfile() {
mLockscreenProfile = (RestrictedDropDownPreference) getPreferenceScreen()
.findPreference(KEY_LOCK_SCREEN_PROFILE_NOTIFICATIONS);
if (mLockscreenProfile == null) {
Log.i(TAG, "Preference not found: " + KEY_LOCK_SCREEN_PROFILE_NOTIFICATIONS);
return;
}
ArrayList<CharSequence> entries = new ArrayList<>();
ArrayList<CharSequence> values = new ArrayList<>();
entries.add(getString(R.string.lock_screen_notifications_summary_disable_profile));
values.add(Integer.toString(R.string.lock_screen_notifications_summary_disable_profile));
String summaryShowEntry = getString(
R.string.lock_screen_notifications_summary_show_profile);
String summaryShowEntryValue = Integer.toString(
R.string.lock_screen_notifications_summary_show_profile);
entries.add(summaryShowEntry);
values.add(summaryShowEntryValue);
setRestrictedIfNotificationFeaturesDisabled(summaryShowEntry, summaryShowEntryValue,
KEYGUARD_DISABLE_SECURE_NOTIFICATIONS | KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS);
if (mSecureProfile) {
String summaryHideEntry = getString(
R.string.lock_screen_notifications_summary_hide_profile);
String summaryHideEntryValue = Integer.toString(
R.string.lock_screen_notifications_summary_hide_profile);
entries.add(summaryHideEntry);
values.add(summaryHideEntryValue);
setRestrictedIfNotificationFeaturesDisabled(summaryHideEntry, summaryHideEntryValue,
KEYGUARD_DISABLE_SECURE_NOTIFICATIONS);
}
mLockscreenProfile.setOnPreClickListener(
(Preference p) -> Utils.startQuietModeDialogIfNecessary(mContext,
UserManager.get(mContext),
mProfileChallengeUserId)
);
mLockscreenProfile.setEntries(entries.toArray(new CharSequence[entries.size()]));
mLockscreenProfile.setEntryValues(values.toArray(new CharSequence[values.size()]));
updateLockscreenNotificationsForProfile();
if (mLockscreenProfile.getEntries().length > 1) {
mLockscreenProfile.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
final int val = Integer.parseInt((String) newValue);
if (val == mLockscreenSelectedValueProfile) {
return false;
}
final boolean enabled =
val != R.string.lock_screen_notifications_summary_disable_profile;
final boolean show =
val == R.string.lock_screen_notifications_summary_show_profile;
Settings.Secure.putIntForUser(getContentResolver(),
Settings.Secure.LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS,
show ? 1 : 0, mProfileChallengeUserId);
Settings.Secure.putIntForUser(getContentResolver(),
Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS,
enabled ? 1 : 0, mProfileChallengeUserId);
mLockscreenSelectedValueProfile = val;
return true;
}
});
} else {
// There is one or less option for the user, disable the drop down.
mLockscreenProfile.setEnabled(false);
}
}
private void setRestrictedIfNotificationFeaturesDisabled(CharSequence entry,
CharSequence entryValue, int keyguardNotificationFeatures) {
EnforcedAdmin admin = RestrictedLockUtils.checkIfKeyguardFeaturesDisabled(
mContext, keyguardNotificationFeatures, UserHandle.myUserId());
if (admin != null && mLockscreen != null) {
RestrictedDropDownPreference.RestrictedItem item =
new RestrictedDropDownPreference.RestrictedItem(entry, entryValue, admin);
mLockscreen.addRestrictedItem(item);
}
if (mProfileChallengeUserId != UserHandle.USER_NULL) {
EnforcedAdmin profileAdmin = RestrictedLockUtils.checkIfKeyguardFeaturesDisabled(
mContext, keyguardNotificationFeatures, mProfileChallengeUserId);
if (profileAdmin != null && mLockscreenProfile != null) {
RestrictedDropDownPreference.RestrictedItem item =
new RestrictedDropDownPreference.RestrictedItem(
entry, entryValue, profileAdmin);
mLockscreenProfile.addRestrictedItem(item);
}
}
}
private void updateLockscreenNotifications() {
if (mLockscreen == null) {
return;
}
final boolean enabled = getLockscreenNotificationsEnabled(UserHandle.myUserId());
final boolean allowPrivate = !mSecure
|| getLockscreenAllowPrivateNotifications(UserHandle.myUserId());
mLockscreenSelectedValue = !enabled ? R.string.lock_screen_notifications_summary_disable :
allowPrivate ? R.string.lock_screen_notifications_summary_show :
R.string.lock_screen_notifications_summary_hide;
mLockscreen.setValue(Integer.toString(mLockscreenSelectedValue));
}
private void updateLockscreenNotificationsForProfile() {
if (mProfileChallengeUserId == UserHandle.USER_NULL) {
return;
}
if (mLockscreenProfile == null) {
return;
}
final boolean enabled = getLockscreenNotificationsEnabled(mProfileChallengeUserId);
final boolean allowPrivate = !mSecureProfile
|| getLockscreenAllowPrivateNotifications(mProfileChallengeUserId);
mLockscreenSelectedValueProfile = !enabled
? R.string.lock_screen_notifications_summary_disable_profile
: (allowPrivate ? R.string.lock_screen_notifications_summary_show_profile
: R.string.lock_screen_notifications_summary_hide_profile);
mLockscreenProfile.setValue(Integer.toString(mLockscreenSelectedValueProfile));
}
private boolean getLockscreenNotificationsEnabled(int userId) {
return Settings.Secure.getIntForUser(getContentResolver(),
Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS, 0, userId) != 0;
}
private boolean getLockscreenAllowPrivateNotifications(int userId) {
return Settings.Secure.getIntForUser(getContentResolver(),
Settings.Secure.LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, 0, userId) != 0;
}
// === Callbacks ===
private final class SettingsObserver extends ContentObserver {
private final Uri NOTIFICATION_LIGHT_PULSE_URI =
Settings.System.getUriFor(Settings.System.NOTIFICATION_LIGHT_PULSE);
private final Uri LOCK_SCREEN_PRIVATE_URI =
Settings.Secure.getUriFor(Settings.Secure.LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS);
private final Uri LOCK_SCREEN_SHOW_URI =
Settings.Secure.getUriFor(Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS);
public SettingsObserver() {
super(new Handler());
}
public void register(boolean register) {
final ContentResolver cr = getContentResolver();
if (register) {
cr.registerContentObserver(NOTIFICATION_LIGHT_PULSE_URI, false, this);
cr.registerContentObserver(LOCK_SCREEN_PRIVATE_URI, false, this);
cr.registerContentObserver(LOCK_SCREEN_SHOW_URI, false, this);
} else {
cr.unregisterContentObserver(this);
}
}
@Override
public void onChange(boolean selfChange, Uri uri) {
super.onChange(selfChange, uri);
if (NOTIFICATION_LIGHT_PULSE_URI.equals(uri)) {
updatePulse();
}
if (LOCK_SCREEN_PRIVATE_URI.equals(uri) || LOCK_SCREEN_SHOW_URI.equals(uri)) {
updateLockscreenNotifications();
if (mProfileChallengeUserId != UserHandle.USER_NULL) {
updateLockscreenNotificationsForProfile();
}
}
}
}
}