samples/third_party/todomvc_performance/web/elements/td_todos.html

<link rel="import" href="../lib-elements/polymer-selector.html">
<link rel="import" href="../lib-elements/simple_router.html">
<link rel="import" href="td_input.html">
<link rel="import" href="td_item.html">

<polymer-element name="td-todos">
  <template>
    <link rel="stylesheet" href="td_todos.css">
    <simple-router on-route="{{routeAction}}"></simple-router>
    <section id="todoapp">
      <header id="header">
        <input is="td-input" id="new-todo" placeholder="What needs to be done?"
            autofocus on-td-input-commit="{{addTodoAction}}"
            on-td-input-cancel="{{cancelAddTodoAction}}">
      </header>
      <section id="main" hidden?="{{model.items.length == 0}}">
        <input id="toggle-all" type="checkbox"
            on-change="{{toggleAllCompletedAction}}"
            checked="{{model.allCompleted}}">
        <label for="toggle-all">Mark all as complete</label>
        <ul id="todo-list" on-td-item-changed="{{itemChangedAction}}"
            on-td-destroy-item="{{destroyItemAction}}">
          <template repeat="{{model.filtered}}">
            <li is="td-item" item="{{}}"></li>
          </template>
        </ul>
      </section>
      <footer id="footer" hidden?="{{model.items.length == 0}}">
        <span id="todo-count"><strong>{{model.activeCount}}</strong>
            {{model.activeItemWord}} left</span>
        <polymer-selector id="filters" selected="{{activeRoute}}">
          <li label="all">
            <a href="{{baseUri}}#/">All</a>
          </li>
          <li label="active">
            <a href="{{baseUri}}#/active">Active</a>
          </li>
          <li label="completed">
            <a href="{{baseUri}}#/completed">Completed</a>
          </li>
        </polymer-selector>
        <button hidden?="{{model.completedCount == 0}}" id="clear-completed"
            on-click="{{clearCompletedAction}}">Clear completed
            ({{model.completedCount}})</button>
      </footer>
    </section>
  </template>

  <script type="application/dart" src="td_todos.dart"></script>

</polymer-element>