As observed by Ian Hickson (http://lists.whatwg.org/pipermail/whatwg-whatwg.org/2013-August/040484.html): > I've updated the spec. The trick is to check event.dataTransfer.dropEffect > in the dragend event; if it's "none" then the drag was canceled. > > This works already in Chrome and Firefox for same-page drags; it also > works in Chrome for cross-app drags, but in Firefox for some reason you > always get "none" for cross-app drags currently. It does work for > cross-page (all within Firefox) drags in Firefox. (Tested on Mac.)
Component: General → Drag and Drop
Mass bug change to replace various 'parity' whiteboard flags with the new canonical keywords. (See bug 1443764 comment 13.)
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