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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>A Minimalist App</title> | |
| <script defer src="main.dart.js"></script> | |
| </head> | |
| <body> | |
| <h2>Todo</h2> | |
| <div> | |
| <input id="to-do-input" type="text" placeholder="What needs to be done?"> | |
| </div> | |
| <div> | |
| <ul id="to-do-list"> | |
| </ul> | |
| </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. | |
| import 'dart:html'; | |
| // 请注意这些变量的类型：InputElement和UListElement。这些都是Element的子类。dart：html库有几十个Element子类，其中很多都与某些HTML标签相对应 | |
| InputElement toDoInput; | |
| UListElement toDoList; | |
| void main() { | |
| toDoInput = querySelector('#to-do-input'); | |
| toDoList = querySelector('#to-do-list'); | |
| toDoInput.onChange.listen(addToDoItem); | |
| } | |
| void addToDoItem(Event e) { | |
| var newToDo = new LIElement(); | |
| newToDo.text = toDoInput.value; | |
| toDoInput.value = ''; | |
| toDoList.children.add(newToDo); | |
| } |
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| body { | |
| font-family: 'Open Sans', sans-serif; | |
| background-color: WhiteSmoke; | |
| margin: 15px; | |
| color: black; | |
| } | |
| #to-do-input { | |
| font-family: 'Open Sans', sans-serif; | |
| font-size: 14px; | |
| font-weight: normal; | |
| padding: 5px 0px 5px 5px; | |
| width: 100%; | |
| border: 1px solid Silver; | |
| background-color: White; | |
| } | |
| #to-do-list { | |
| padding: 0; | |
| margin: 0; | |
| list-style-position: inside; | |
| } | |
| #to-do-list li { | |
| padding: 5px 0px 5px 5px; | |
| border-bottom: 1px dotted Silver; | |
| } | |
| #to-do-list li:hover { | |
| color: red; | |
| cursor: pointer; | |
| } | |
| #delete-all { | |
| margin-top: 8px; | |
| background-color: #F8F8F8; | |
| border: 1px dotted #ccc; | |
| border-radius: 1em; | |
| float: right; | |
| } | |
| #delete-all:hover { | |
| background-color: #ddd; | |
| } |
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