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darrrt/4-classbadge
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| <!DOCTYPE html> | |
| <!-- | |
| Copyright (c) 2012, the Dart project authors. | |
| Please see the AUTHORS file for details. | |
| All rights reserved. Use of this source code | |
| is governed by a BSD-style license that can be | |
| found in the LICENSE file. | |
| --> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Pirate badge</title> | |
| <script async type="application/dart" src="main.dart"></script> | |
| <script async src="packages/browser/dart.js"></script> | |
| <link rel="stylesheet" href="styles.css"> | |
| </head> | |
| <body> | |
| <h1>Pirate badge</h1> | |
| <div class="widgets"> | |
| <div> | |
| <input type="text" id="inputName" maxlength="15"> | |
| </div> | |
| <div> | |
| <button id="generateButton">Aye! Gimme a name!</button> | |
| </div> | |
| </div> | |
| <div class="badge"> | |
| <div class="greeting"> | |
| Arrr! Me name is | |
| </div> | |
| <div class="name"> | |
| <span id="badgeName"> </span> | |
| </div> | |
| </div> | |
| </body> | |
| </html> |
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| // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | |
| // for details. All rights reserved. Use of this source code is governed by a | |
| // BSD-style license that can be found in the LICENSE file. | |
| // In Step 4 of the code lab (dartlang.org/codelabs/darrrt/), | |
| // you created a PirateName class. | |
| import 'dart:html'; | |
| import 'dart:math' show Random; | |
| ButtonElement genButton; | |
| void main() { | |
| querySelector('#inputName').onInput.listen(updateBadge); | |
| genButton = querySelector('#generateButton'); | |
| genButton.onClick.listen(generateBadge); | |
| } | |
| void updateBadge(Event e) { | |
| String inputName = (e.target as InputElement).value; | |
| setBadgeName(new PirateName(firstName: inputName)); | |
| if (inputName.trim().isEmpty) { | |
| genButton | |
| ..disabled = false | |
| ..text = 'Aye! Gimme a name!'; | |
| } else { | |
| genButton | |
| ..disabled = true | |
| ..text = 'Arrr! Write yer name!'; | |
| } | |
| } | |
| void generateBadge(Event e) { | |
| setBadgeName(new PirateName()); | |
| } | |
| void setBadgeName(PirateName newName) { | |
| querySelector('#badgeName').text = newName.pirateName; | |
| } | |
| class PirateName { | |
| static final Random indexGen = new Random(); | |
| String _firstName; | |
| String _appellation; | |
| PirateName({String firstName, String appellation}) { | |
| if (firstName == null) { | |
| _firstName = names[indexGen.nextInt(names.length)]; | |
| } else { | |
| _firstName = firstName; | |
| } | |
| if (appellation == null) { | |
| _appellation = | |
| appellations[indexGen.nextInt(appellations.length)]; | |
| } else { | |
| _appellation = appellation; | |
| } | |
| } | |
| String toString() => pirateName; | |
| String get pirateName => | |
| _firstName.isEmpty ? '' : '$_firstName the $_appellation'; | |
| static final List names = [ | |
| 'Anne', 'Mary', 'Jack', 'Morgan', 'Roger', | |
| 'Bill', 'Ragnar', 'Ed', 'John', 'Jane' ]; | |
| static final List appellations = [ | |
| 'Jackal', 'King', 'Red', 'Stalwart', 'Axe', | |
| 'Young', 'Brave', 'Eager', 'Wily', 'Zesty']; | |
| } |
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| body { | |
| background-color: #F8F8F8; | |
| font-family: 'Open Sans', sans-serif; | |
| font-size: 14px; | |
| font-weight: normal; | |
| line-height: 1.2em; | |
| margin: 15px; | |
| } | |
| h1, p { | |
| color: #333; | |
| } | |
| .widgets { | |
| padding-bottom: 20pt; | |
| float: left; | |
| } | |
| .badge { | |
| border: 2px solid brown; | |
| border-radius: 1em; | |
| background: red; | |
| font-size: 14pt; | |
| width: 14em; | |
| height: 7em; | |
| text-align: center; | |
| float: left; | |
| margin-left: 20px; | |
| white-space: nowrap; | |
| overflow: hidden; | |
| } | |
| .greeting { | |
| color: white; | |
| font-family: sans-serif; | |
| padding: 0.5em; | |
| } | |
| .name { | |
| color: black; | |
| background: white; | |
| font-family: "Marker Felt", cursive; | |
| font-size: 25pt; | |
| padding-top: 1.0em; | |
| padding-bottom: 0.7em; | |
| height: 16px; | |
| } | |
| #generateButton { | |
| font-size: 12pt; | |
| margin-top: 20px; | |
| } | |
| input[type="text"] { | |
| font-size: 12pt; | |
| margin-top: 10pt; | |
| margin-bottom: 10pt; | |
| width: 12em; | |
| } | |
| @media all and (max-width: 500px) { | |
| .badge { | |
| margin-left: 0px; | |
| } | |
| } |
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