f04ee0dfab
These @hide usages in other parts of platform need to be cleaned up to unbundle NFC mainline module. Flag: None (The NFC flag - `enableNfcMainline` has been promoted to trunkfood. Note these APIs are available as @hide even if not available in formal SDK until V) Bug: 307352220 Test: Compiles Change-Id: I6f87ad7ae03c67aaa2ddb0ac2529debc53278ba8
86 lines
2.8 KiB
Java
86 lines
2.8 KiB
Java
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.applications.specialaccess;
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import android.content.Context;
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import android.nfc.NfcAdapter;
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import android.nfc.cardemulation.CardEmulation;
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import android.os.UserHandle;
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import androidx.preference.Preference;
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import com.android.settings.R;
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import com.android.settings.nfc.BaseNfcEnabler;
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/**
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* PaymentSettingsEnabler is a helper to manage the payment feature enable / disable state.
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* It enables / disables payment features based on NFC state, and ensures the summary of the
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* preference is updated.
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*/
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public class PaymentSettingsEnabler extends BaseNfcEnabler {
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private final CardEmulation mCardEmuManager;
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private final Preference mPreference;
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boolean mIsPaymentAvailable;
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public PaymentSettingsEnabler(Context context, Preference preference) {
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super(context);
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mCardEmuManager = CardEmulation.getInstance(super.mNfcAdapter);
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mIsPaymentAvailable = false;
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mPreference = preference;
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}
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@Override
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protected void handleNfcStateChanged(int newState) {
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switch (newState) {
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case NfcAdapter.STATE_OFF:
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mPreference.setSummary(
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R.string.nfc_and_payment_settings_payment_off_nfc_off_summary);
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mPreference.setEnabled(false);
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break;
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case NfcAdapter.STATE_ON:
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if (mIsPaymentAvailable) {
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mPreference.setSummary(null);
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mPreference.setEnabled(true);
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} else {
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mPreference.setSummary(
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R.string.nfc_and_payment_settings_no_payment_installed_summary);
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mPreference.setEnabled(false);
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}
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break;
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}
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}
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private boolean hasAnyServices() {
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return mCardEmuManager.getServices(
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CardEmulation.CATEGORY_PAYMENT, UserHandle.myUserId()).isEmpty();
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}
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@Override
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public void resume() {
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if (!isNfcAvailable()) {
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return;
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}
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if (hasAnyServices()) {
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mIsPaymentAvailable = false;
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} else {
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mIsPaymentAvailable = true;
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}
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super.resume();
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}
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}
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