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 import android.support.v7.preference.Preference; 19 20 import com.android.settings.R; 21 import com.android.settings.core.DynamicAvailabilityPreferenceController; 22 import com.android.settings.overlay.FeatureFactory; 23 import com.android.settingslib.core.lifecycle.Lifecycle; 24 25 public abstract class CaCertsPreferenceControllerBase 26 extends DynamicAvailabilityPreferenceController { 27 28 protected final EnterprisePrivacyFeatureProvider mFeatureProvider; 29 30 public CaCertsPreferenceControllerBase(Context context, Lifecycle lifecycle) { 31 super(context, lifecycle); 32 mFeatureProvider = FeatureFactory.getFactory(context) 33 .getEnterprisePrivacyFeatureProvider(context); 34 } 35 36 @Override 37 public void updateState(Preference preference) { 38 final int certs = getNumberOfCaCerts(); 39 preference.setSummary(mContext.getResources().getQuantityString( 40 R.plurals.enterprise_privacy_number_ca_certs, certs, certs)); 41 } 42 43 @Override 44 public boolean isAvailable() { 45 final boolean available = getNumberOfCaCerts() > 0; 46 notifyOnAvailabilityUpdate(available); 47 return available; 48 } 49 50 protected abstract int getNumberOfCaCerts(); 51 } 52
