onDragStart property

ElementStream<MouseEvent> onDragStart

A stream of dragstart events fired when this element starts being dragged.

Other resources

Source

@DomName('HTMLElement.ondragstart')
@DocsEditable()
@Experimental() // untriaged
ElementStream<MouseEvent> get onDragStart => dragStartEvent.forElement(this);

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Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-html/HtmlElement/onDragStart.html