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CreditCardSpinnersActivity.java
/* * Copyright (C) 2017 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.example.android.autofill.app.commoncases; import android.content.Context; import android.content.Intent; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.view.View; import android.view.autofill.AutofillManager; import android.widget.ArrayAdapter; import android.widget.EditText; import android.widget.Spinner; import com.example.android.autofill.app.R; import com.example.android.autofill.app.WelcomeActivity; import java.util.Calendar; public class CreditCardSpinnersActivity extends AppCompatActivity { private static final int CC_EXP_YEARS_COUNT = 5; private final String[] years = new String[CC_EXP_YEARS_COUNT]; private Spinner mCcExpirationDaySpinner; private Spinner mCcExpirationMonthSpinner; private Spinner mCcExpirationYearSpinner; private EditText mCcCardNumber; private EditText mCcSecurityCode; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.credit_card_spinners_activity); mCcExpirationDaySpinner = findViewById(R.id.expirationDay); mCcExpirationMonthSpinner = findViewById(R.id.expirationMonth); mCcExpirationYearSpinner = findViewById(R.id.expirationYear); mCcCardNumber = findViewById(R.id.creditCardNumberField); mCcSecurityCode = findViewById(R.id.creditCardSecurityCode); // Create an ArrayAdapter using the string array and a default spinner layout ArrayAdapter
dayAdapter = ArrayAdapter.createFromResource (this, R.array.day_array, android.R.layout.simple_spinner_item); // Specify the layout to use when the list of choices appears dayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); // Apply the adapter to the spinner mCcExpirationDaySpinner.setAdapter(dayAdapter); /* R.array.month_array could be an array of Strings like "Jan", "Feb", "March", etc., and the AutofillService would know how to autofill it. However, for the sake of keeping the AutofillService simple, we will stick to a list of numbers (1, 2, ... 12) to represent months; it makes it much easier to generate fake autofill data in the service that can still autofill this spinner. */ ArrayAdapter
monthAdapter = ArrayAdapter.createFromResource( this, R.array.month_array, android.R.layout.simple_spinner_item); // Adapter created from resource has getAutofillOptions() implemented by default. monthAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); mCcExpirationMonthSpinner.setAdapter(monthAdapter); int year = Calendar.getInstance().get(Calendar.YEAR); for (int i = 0; i < years.length; i++) { years[i] = Integer.toString(year + i); } // Since the years Spinner uses a custom adapter, it needs to implement getAutofillOptions. mCcExpirationYearSpinner.setAdapter( new ArrayAdapter
(this, android.R.layout.simple_spinner_item, years) { @Override public CharSequence[] getAutofillOptions() { return years; } }); findViewById(R.id.submit).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { submit(); } }); findViewById(R.id.clear).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { getSystemService(AutofillManager.class).cancel(); resetFields(); } }); } private void resetFields() { mCcExpirationDaySpinner.setSelection(0); mCcExpirationMonthSpinner.setSelection(0); mCcExpirationYearSpinner.setSelection(0); mCcCardNumber.setText(""); mCcSecurityCode.setText(""); } /** * Launches new Activity and finishes, triggering an autofill save request if the user entered * any new data. */ private void submit() { Intent intent = WelcomeActivity.getStartActivityIntent(CreditCardSpinnersActivity.this); startActivity(intent); finish(); } }