2 * Copyright (C) 2008 ZXing authors
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 package com.google.zxing.web.generator.client;
19 import com.google.gwt.event.dom.client.KeyPressHandler;
20 import com.google.gwt.user.client.ui.ChangeListener;
21 import com.google.gwt.user.client.ui.Grid;
22 import com.google.gwt.user.client.ui.TextBox;
23 import com.google.gwt.user.client.ui.Widget;
26 * Generator for email address.
28 * @author Yohann Coppel
30 public class EmailGenerator implements GeneratorSource {
32 TextBox email = new TextBox();
34 public EmailGenerator(ChangeListener listener, KeyPressHandler keyListener) {
35 email.addStyleName(StylesDefs.INPUT_FIELD_REQUIRED);
36 email.addChangeListener(listener);
37 email.addKeyPressHandler(keyListener);
40 public String getName() {
41 return "Email address";
44 public String getText() throws GeneratorException {
45 String email = getEmailField();
46 return "mailto:"+email;
49 private String getEmailField() throws GeneratorException {
50 String input = email.getText();
51 if (input.length() < 1) {
52 throw new GeneratorException("Email must be present.");
54 Validators.validateEmail(input);
58 public Grid getWidget() {
62 table = new Grid(1, 2);
64 table.setText(0, 0, "Address");
65 table.setWidget(0, 1, email);
70 public void validate(Widget widget) throws GeneratorException {
71 if (widget == email) {
76 public void setFocus() {