/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.notification;
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import static android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_SECURE_NOTIFICATIONS;
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import android.app.admin.DevicePolicyManager;
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import android.content.Context;
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import android.os.UserHandle;
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import android.provider.Settings;
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import com.android.settings.R;
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import com.android.settings.RestrictedListPreference;
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import com.android.settings.core.PreferenceControllerMixin;
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import com.android.settingslib.RestrictedLockUtils;
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import com.android.settingslib.RestrictedLockUtilsInternal;
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import com.android.settingslib.core.AbstractPreferenceController;
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import com.google.common.annotations.VisibleForTesting;
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import java.util.ArrayList;
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import androidx.preference.Preference;
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public class ShowOnLockScreenNotificationPreferenceController extends AbstractPreferenceController
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implements PreferenceControllerMixin, Preference.OnPreferenceChangeListener {
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private static final String TAG = "LockScreenNotifPref";
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private final String mSettingKey;
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private DevicePolicyManager mDpm;
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public ShowOnLockScreenNotificationPreferenceController(Context context, String settingKey) {
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super(context);
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mSettingKey = settingKey;
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mDpm = context.getSystemService(DevicePolicyManager.class);
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}
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@VisibleForTesting
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void setDpm(DevicePolicyManager dpm) {
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mDpm = dpm;
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}
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@Override
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public String getPreferenceKey() {
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return mSettingKey;
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}
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@Override
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public boolean isAvailable() {
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return true;
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}
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@Override
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public void updateState(Preference preference) {
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RestrictedListPreference pref = (RestrictedListPreference) preference;
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pref.clearRestrictedItems();
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ArrayList<CharSequence> entries = new ArrayList<>();
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ArrayList<CharSequence> values = new ArrayList<>();
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String showAllEntry =
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mContext.getString(R.string.lock_screen_notifs_show_all);
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String showAllEntryValue =
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Integer.toString(R.string.lock_screen_notifs_show_all);
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entries.add(showAllEntry);
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values.add(showAllEntryValue);
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setRestrictedIfNotificationFeaturesDisabled(pref, showAllEntry, showAllEntryValue,
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KEYGUARD_DISABLE_SECURE_NOTIFICATIONS);
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String alertingEntry = mContext.getString(R.string.lock_screen_notifs_show_alerting);
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String alertingEntryValue = Integer.toString(R.string.lock_screen_notifs_show_alerting);
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entries.add(alertingEntry);
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values.add(alertingEntryValue);
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setRestrictedIfNotificationFeaturesDisabled(pref, alertingEntry, alertingEntryValue,
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KEYGUARD_DISABLE_SECURE_NOTIFICATIONS);
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entries.add(mContext.getString(R.string.lock_screen_notifs_show_none));
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values.add(Integer.toString(R.string.lock_screen_notifs_show_none));
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pref.setEntries(entries.toArray(new CharSequence[entries.size()]));
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pref.setEntryValues(values.toArray(new CharSequence[values.size()]));
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if (!adminAllowsNotifications() || !getLockscreenNotificationsEnabled()) {
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pref.setValue(Integer.toString(R.string.lock_screen_notifs_show_none));
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} else if (!getLockscreenSilentNotificationsEnabled()) {
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pref.setValue(Integer.toString(R.string.lock_screen_notifs_show_alerting));
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} else {
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pref.setValue(Integer.toString(R.string.lock_screen_notifs_show_all));
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}
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pref.setOnPreferenceChangeListener(this);
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refreshSummary(preference);
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}
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@Override
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public CharSequence getSummary() {
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if (!adminAllowsNotifications() || !getLockscreenNotificationsEnabled()) {
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return mContext.getString(R.string.lock_screen_notifs_show_none);
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} else if (!getLockscreenSilentNotificationsEnabled()) {
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return mContext.getString(R.string.lock_screen_notifs_show_alerting);
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} else {
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return mContext.getString(R.string.lock_screen_notifs_show_all);
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}
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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final int val = Integer.parseInt((String) newValue);
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final boolean enabled = val != R.string.lock_screen_notifs_show_none;
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final boolean show = val == R.string.lock_screen_notifs_show_all;
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Settings.Secure.putInt(mContext.getContentResolver(),
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Settings.Secure.LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS, show ? 1 : 0);
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Settings.Secure.putInt(mContext.getContentResolver(),
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Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS, enabled ? 1 : 0);
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refreshSummary(preference);
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return true;
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}
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private void setRestrictedIfNotificationFeaturesDisabled(RestrictedListPreference pref,
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CharSequence entry, CharSequence entryValue, int keyguardNotificationFeatures) {
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RestrictedLockUtils.EnforcedAdmin admin =
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RestrictedLockUtilsInternal.checkIfKeyguardFeaturesDisabled(
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mContext, keyguardNotificationFeatures, UserHandle.myUserId());
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if (admin != null && pref != null) {
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RestrictedListPreference.RestrictedItem item =
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new RestrictedListPreference.RestrictedItem(entry, entryValue, admin);
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pref.addRestrictedItem(item);
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}
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}
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private boolean adminAllowsNotifications() {
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final int dpmFlags = mDpm.getKeyguardDisabledFeatures(null/* admin */);
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return (dpmFlags & KEYGUARD_DISABLE_SECURE_NOTIFICATIONS) == 0;
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}
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private boolean getLockscreenNotificationsEnabled() {
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return Settings.Secure.getInt(mContext.getContentResolver(),
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Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS, 1) != 0;
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}
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private boolean getLockscreenSilentNotificationsEnabled() {
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return Settings.Secure.getInt(mContext.getContentResolver(),
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Settings.Secure.LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS, 1) != 0;
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}
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}
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