1 /* 2 * Copyright (C) 2016 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.incallui.answer.impl.hint; 18 19 import android.annotation.TargetApi; 20 import android.content.Context; 21 import android.content.SharedPreferences; 22 import android.graphics.drawable.Drawable; 23 import android.os.Build.VERSION_CODES; 24 import android.support.annotation.NonNull; 25 import android.support.annotation.Nullable; 26 import com.android.dialer.common.Assert; 27 import com.android.dialer.util.DialerUtils; 28 29 /** Decrypt the event payload to be shown if in a specific time range and the key is received. */ 30 @TargetApi(VERSION_CODES.M) 31 public final class PawImageLoaderImpl implements PawImageLoader { 32 33 @Override 34 @Nullable 35 public Drawable loadPayload(@NonNull Context context) { 36 Assert.isNotNull(context); 37 38 SharedPreferences preferences = 39 DialerUtils.getDefaultSharedPreferenceForDeviceProtectedStorageContext(context); 40 if (!preferences.getBoolean(PawSecretCodeListener.PAW_ENABLED_WITH_SECRET_CODE_KEY, false)) { 41 return null; 42 } 43 int drawableId = preferences.getInt(PawSecretCodeListener.PAW_DRAWABLE_ID_KEY, 0); 44 if (drawableId == 0) { 45 return null; 46 } 47 return context.getDrawable(drawableId); 48 } 49 } 50