</a></span>&gt;</span></span>
        const <span class="name ">dragStartEvent</span>
        =
        <span class="constant-value">const EventStreamProvider&lt;MouseEvent&gt;(&#39;dragstart&#39;)</span>
    </section>

    <section class="desc markdown">
      <p>A stream of <code>dragstart</code> events for a dragged element whose drag has begun.</p>
<h2 id="other-resources">Other resources</h2>
<ul>
<li><a href="https://github.com/dart-lang/dart-samples/tree/master/html5/web/dnd/basics">Drag and drop
sa