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.security; 18 19 import android.content.Intent; 20 import android.os.Bundle; 21 22 import androidx.annotation.Nullable; 23 import androidx.fragment.app.Fragment; 24 25 import com.android.car.settings.common.BaseCarSettingsActivity; 26 27 /** 28 * Abstract base activity class for lock choosing activities. 29 */ 30 public abstract class ChooseLockBaseActivity extends BaseCarSettingsActivity { 31 32 /** 33 * Lock type fragment specified here will have {@link PasswordHelper.EXTRA_CURRENT_SCREEN_LOCK} 34 * added as an argument and then opened as the initial fragment. 35 */ getChooseLockFragment()36 protected abstract Fragment getChooseLockFragment(); 37 38 @Nullable 39 @Override getInitialFragment()40 protected Fragment getInitialFragment() { 41 Intent intent = getIntent(); 42 Fragment fragment = getChooseLockFragment(); 43 Bundle args = fragment.getArguments(); 44 if (args == null) { 45 args = new Bundle(); 46 } 47 args.putParcelable(PasswordHelper.EXTRA_CURRENT_SCREEN_LOCK, 48 intent.getParcelableExtra(PasswordHelper.EXTRA_CURRENT_SCREEN_LOCK)); 49 fragment.setArguments(args); 50 return fragment; 51 } 52 } 53