1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 5 * except in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the 10 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 11 * KIND, either express or implied. See the License for the specific language governing 12 * permissions and limitations under the License. 13 */ 14 15 package com.android.settings.enterprise; 16 17 import android.content.Context; 18 19 import androidx.preference.Preference; 20 21 import com.android.settings.R; 22 import com.android.settings.core.PreferenceControllerMixin; 23 import com.android.settings.overlay.FeatureFactory; 24 import com.android.settingslib.core.AbstractPreferenceController; 25 26 public abstract class CaCertsPreferenceControllerBase 27 extends AbstractPreferenceController implements PreferenceControllerMixin { 28 29 protected final EnterprisePrivacyFeatureProvider mFeatureProvider; 30 CaCertsPreferenceControllerBase(Context context)31 public CaCertsPreferenceControllerBase(Context context) { 32 super(context); 33 mFeatureProvider = FeatureFactory.getFactory(context) 34 .getEnterprisePrivacyFeatureProvider(context); 35 } 36 37 @Override updateState(Preference preference)38 public void updateState(Preference preference) { 39 final int certs = getNumberOfCaCerts(); 40 preference.setSummary(mContext.getResources().getQuantityString( 41 R.plurals.enterprise_privacy_number_ca_certs, certs, certs)); 42 } 43 44 @Override isAvailable()45 public boolean isAvailable() { 46 return getNumberOfCaCerts() > 0; 47 } 48 getNumberOfCaCerts()49 protected abstract int getNumberOfCaCerts(); 50 } 51