| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.settings.connecteddevice; |
| |
| import android.content.Context; |
| import android.content.pm.PackageManager; |
| import android.nfc.NfcAdapter; |
| import android.os.UserManager; |
| |
| import com.android.settings.R; |
| import com.android.settings.core.BasePreferenceController; |
| |
| /** |
| * Controller that used to show NFC and payment features |
| */ |
| public class NfcAndPaymentFragmentController extends BasePreferenceController { |
| private final NfcAdapter mNfcAdapter; |
| private final PackageManager mPackageManager; |
| private final UserManager mUserManager; |
| |
| public NfcAndPaymentFragmentController(Context context, String preferenceKey) { |
| super(context, preferenceKey); |
| |
| mPackageManager = context.getPackageManager(); |
| mUserManager = context.getSystemService(UserManager.class); |
| mNfcAdapter = NfcAdapter.getDefaultAdapter(context); |
| } |
| |
| @Override |
| public int getAvailabilityStatus() { |
| if (!mPackageManager.hasSystemFeature(PackageManager.FEATURE_NFC) |
| || !mPackageManager.hasSystemFeature( |
| PackageManager.FEATURE_NFC_HOST_CARD_EMULATION)) { |
| return UNSUPPORTED_ON_DEVICE; |
| } |
| return AVAILABLE; |
| } |
| |
| @Override |
| public CharSequence getSummary() { |
| if (mNfcAdapter != null) { |
| if (mNfcAdapter.isEnabled()) { |
| return mContext.getText(R.string.switch_on_text); |
| } else { |
| return mContext.getText(R.string.switch_off_text); |
| } |
| } |
| return null; |
| } |
| } |