1 /* 2 * Copyright (C) 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.car.settings.datausage; 18 19 import android.car.drivingstate.CarUxRestrictions; 20 import android.content.Context; 21 import android.graphics.drawable.Drawable; 22 23 import com.android.car.settings.common.EntityHeaderPreference; 24 import com.android.car.settings.common.FragmentController; 25 import com.android.car.settings.common.PreferenceController; 26 27 /** 28 * Controller used to update the title and the icon for the header. 29 */ 30 public class AppSpecificDataUsageHeaderPreferenceController extends 31 PreferenceController<EntityHeaderPreference> { 32 33 private String mTitle; 34 private Drawable mIcon; 35 AppSpecificDataUsageHeaderPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)36 public AppSpecificDataUsageHeaderPreferenceController(Context context, String preferenceKey, 37 FragmentController fragmentController, CarUxRestrictions uxRestrictions) { 38 super(context, preferenceKey, fragmentController, uxRestrictions); 39 } 40 41 @Override getPreferenceType()42 protected Class<EntityHeaderPreference> getPreferenceType() { 43 return EntityHeaderPreference.class; 44 } 45 46 /** Sets the title. */ setTitle(String title)47 public AppSpecificDataUsageHeaderPreferenceController setTitle(String title) { 48 mTitle = title; 49 return this; 50 } 51 52 /** Sets the icon. */ setIcon(Drawable icon)53 public AppSpecificDataUsageHeaderPreferenceController setIcon(Drawable icon) { 54 mIcon = icon; 55 return this; 56 } 57 58 @Override checkInitialized()59 protected void checkInitialized() { 60 if (mTitle == null || mIcon == null) { 61 throw new IllegalStateException( 62 "Title and Icon should be set before calling this function"); 63 } 64 } 65 66 @Override updateState(EntityHeaderPreference preference)67 protected void updateState(EntityHeaderPreference preference) { 68 preference.setTitle(mTitle); 69 preference.setIcon(mIcon); 70 } 71 } 72