1 /* 2 * Copyright (C) 2016 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.datausage; 16 17 import android.content.Context; 18 import android.net.NetworkTemplate; 19 import android.support.v7.preference.Preference; 20 import android.util.AttributeSet; 21 import com.android.settings.DividedCategory; 22 23 public class TemplatePreferenceCategory extends DividedCategory implements TemplatePreference { 24 25 private NetworkTemplate mTemplate; 26 private int mSubId; 27 TemplatePreferenceCategory(Context context, AttributeSet attrs)28 public TemplatePreferenceCategory(Context context, AttributeSet attrs) { 29 super(context, attrs); 30 } 31 32 @Override setTemplate(NetworkTemplate template, int subId, NetworkServices services)33 public void setTemplate(NetworkTemplate template, int subId, 34 NetworkServices services) { 35 mTemplate = template; 36 mSubId = subId; 37 } 38 39 @Override addPreference(Preference preference)40 public boolean addPreference(Preference preference) { 41 if (!(preference instanceof TemplatePreference)) { 42 throw new IllegalArgumentException( 43 "TemplatePreferenceCategories can only hold TemplatePreferences"); 44 } 45 return super.addPreference(preference); 46 } 47 pushTemplates(NetworkServices services)48 public void pushTemplates(NetworkServices services) { 49 if (mTemplate == null) { 50 throw new RuntimeException("null mTemplate for " + getKey()); 51 } 52 for (int i = 0; i < getPreferenceCount(); i++) { 53 ((TemplatePreference) getPreference(i)).setTemplate(mTemplate, mSubId, services); 54 } 55 } 56 57 } 58