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.enterprise; 18 19 import android.car.drivingstate.CarUxRestrictions; 20 import android.content.Context; 21 import android.text.TextUtils; 22 23 import androidx.annotation.Nullable; 24 import androidx.preference.Preference; 25 26 import com.android.car.settings.common.FragmentController; 27 28 /** 29 * Controller for the (optional, set by intent extra ) explanation of why the admin is being added. 30 */ 31 public final class DeviceAdminAddExplanationPreferenceController 32 extends BaseDeviceAdminAddPreferenceController<Preference> { 33 34 @Nullable 35 private CharSequence mExplanation; 36 DeviceAdminAddExplanationPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)37 public DeviceAdminAddExplanationPreferenceController(Context context, String preferenceKey, 38 FragmentController fragmentController, CarUxRestrictions uxRestrictions) { 39 super(context, preferenceKey, fragmentController, uxRestrictions); 40 } 41 42 @Override getDefaultAvailabilityStatus()43 protected int getDefaultAvailabilityStatus() { 44 int superStatus = super.getDefaultAvailabilityStatus(); 45 if (superStatus != AVAILABLE) return superStatus; 46 47 return TextUtils.isEmpty(mExplanation) ? CONDITIONALLY_UNAVAILABLE : AVAILABLE; 48 } 49 50 @Override updateState(Preference preference)51 protected void updateState(Preference preference) { 52 preference.setTitle(mExplanation); 53 } 54 55 /** 56 * Sets the explanation of why this admin is being added. 57 */ setExplanation( @ullable CharSequence explanation)58 public DeviceAdminAddExplanationPreferenceController setExplanation( 59 @Nullable CharSequence explanation) { 60 mLogger.d("setExplanation(): " + explanation); 61 if (explanation != null) { 62 mExplanation = TextUtils.makeSafeForPresentation( 63 explanation.toString(), /* maxCharactersToConsider= */ 0, 64 /* ellipsizeDp= */ 0, TextUtils.SAFE_STRING_FLAG_TRIM 65 | TextUtils.SAFE_STRING_FLAG_FIRST_LINE); 66 } 67 return this; 68 } 69 } 70