114 lines
3.8 KiB
Java
114 lines
3.8 KiB
Java
/*
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* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.sufficientlysecure.keychain.ui.widget;
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import android.annotation.TargetApi;
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import android.content.Context;
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import android.os.Build;
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import android.text.Editable;
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import android.text.InputType;
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import android.text.TextWatcher;
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import android.util.AttributeSet;
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import android.util.Patterns;
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import android.view.inputmethod.EditorInfo;
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import android.widget.ArrayAdapter;
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import android.widget.AutoCompleteTextView;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.util.ContactHelper;
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import java.util.regex.Matcher;
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public class EmailEditText extends AutoCompleteTextView {
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public EmailEditText(Context context) {
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super(context);
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init();
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}
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public EmailEditText(Context context, AttributeSet attrs) {
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super(context, attrs);
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init();
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}
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public EmailEditText(Context context, AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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init();
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}
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@TargetApi(Build.VERSION_CODES.LOLLIPOP)
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public EmailEditText(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
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super(context, attrs, defStyleAttr, defStyleRes);
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init();
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}
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private void init() {
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setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS);
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reenableKeyboardSuggestions();
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addTextChangedListener(textWatcher);
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initAdapter();
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}
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TextWatcher textWatcher = new TextWatcher() {
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@Override
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public void beforeTextChanged(CharSequence s, int start, int count, int after) {
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}
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@Override
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public void onTextChanged(CharSequence s, int start, int before, int count) {
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}
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@Override
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public void afterTextChanged(Editable editable) {
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String email = editable.toString();
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if (email.length() > 0) {
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Matcher emailMatcher = Patterns.EMAIL_ADDRESS.matcher(email);
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if (emailMatcher.matches()) {
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EmailEditText.this.setCompoundDrawablesWithIntrinsicBounds(0, 0,
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R.drawable.uid_mail_ok, 0);
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} else {
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EmailEditText.this.setCompoundDrawablesWithIntrinsicBounds(0, 0,
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R.drawable.uid_mail_bad, 0);
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}
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} else {
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// remove drawable if email is empty
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EmailEditText.this.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
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}
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}
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};
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private void initAdapter() {
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setThreshold(1); // Start working from first character
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setAdapter(new ArrayAdapter<>(getContext(), android.R.layout.simple_spinner_dropdown_item,
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ContactHelper.getPossibleUserEmails(getContext())));
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}
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/**
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* Hack to re-enable keyboard auto correction in AutoCompleteTextView.
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* From http://stackoverflow.com/a/22512858
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*/
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private void reenableKeyboardSuggestions() {
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int inputType = getInputType();
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inputType &= ~EditorInfo.TYPE_TEXT_FLAG_AUTO_COMPLETE;
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setRawInputType(inputType);
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}
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}
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