AMR/node_modules/caniuse-db/features-json/dragndrop.json

{
  "title":"Drag and Drop",
  "description":"Method of easily dragging and dropping elements on a page, requiring minimal JavaScript.",
  "spec":"https://html.spec.whatwg.org/multipage/interaction.html#dnd",
  "status":"ls",
  "links":[
    {
      "url":"http://html5doctor.com/native-drag-and-drop/",
      "title":"HTML5 Doctor article"
    },
    {
      "url":"http://nettutsplus.s3.amazonaws.com/64_html5dragdrop/demo/index.html",
      "title":"Shopping cart demo"
    },
    {
      "url":"http://html5demos.com/drag",
      "title":"Demo with link blocks"
    },
    {
      "url":"https://www.webplatform.org/docs/dom/DragEvent",
      "title":"WebPlatform Docs"
    },
    {
      "url":"https://github.com/MihaiValentin/setDragImage-IE",
      "title":"Polyfill for setDragImage in IE"
    },
    {
      "url":"http://blog.teamtreehouse.com/implementing-native-drag-and-drop",
      "title":"Implementing Native Drag and Drop"
    },
    {
      "url":"https://github.com/timruffles/ios-html5-drag-drop-shim",
      "title":"iOS/Android shim for HTML 5 drag'n'drop"
    },
    {
      "url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6542268-setdragimage-on-datatransfer-of-dragevent",
      "title":"Microsoft Edge setDragImage feature request on UserVoice"
    }
  ],
  "bugs":[
    {
      "description":"Chrome strips out newlines from `text/uri-list` [see bug](https://code.google.com/p/chromium/issues/detail?id=239745)"
    },
    {
      "description":"In Chrome, `DataTransfer.addElement` is not implemented. There is no other way to implement a draggable object which updates during the drag due to some other circumstances (e.g. changes color on a valid drop spot), as it is just a static image if `addElement` is not supported."
    },
    {
      "description":"In Firefox, an element won't drag unless the `dragstart` handler sets `dataTransfer` data (even if it doesn't get retrieved). [Test case](https://codepen.io/michai/pen/NwORqO)"
    },
    {
      "description":"In Firefox, drag and drop does not work when the page is served as `application/xhtml+xml` [Mozilla Bug #751778](https://bugzilla.mozilla.org/show_bug.cgi?id=751778), [Mozilla Bug #1106160](https://bugzilla.mozilla.org/show_bug.cgi?id=1106160)"
    },
    {
      "description":"In Firefox, the `dragstart` event does not fire on `button` elements. This effectively disables drag and drop for `button` elements."
    },
    {
      "description":"Safari doesn't implement the `DragEvent` interface. It adds a `dataTransfer` property to `MouseEvent` instead. See [WebKit bug #103423](https://bugs.webkit.org/show_bug.cgi?id=103423)."
    },
    {
      "description":"In Safari 8, after setting `event.dataTransfer.dropEffect`, the value in the `drop` event is always `'none'`"
    },
    {
      "description":"In IE9-10, the `draggable` attribute could be effectively applied for `a` and `img` elements. For `div` and `span` elements you should call `element.dragDrop()` to start drag event."
    },
    {
      "description":"In IE9-11, using `\"text/plain\"` as the format for `event.dataTransfer.setData` and `event.dataTransfer.getData` reportedly does not work and causes a JS error. The format needs to be `\"text\"`, which seems to work in all the mainstream browsers (Chrome, Safari, Firefox, IE9-11, Edge)."
    }
  ],
  "categories":[
    "HTML5"
  ],
  "stats":{
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      "5.5":"a #1 #3",
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      "99":"y #4"
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  },
  "notes":"`dataTransfer.items` only supported by Chrome.\r\n\r\nCurrently no browser supports the `dropzone` attribute.\r\n\r\nFirefox supports any kind of DOM elements for `.setDragImage`. Chrome must have either an `HTMLImageElement` or any kind of DOM Element attached to the DOM _and within the viewport_ of the browser for `.setDragImage`.",
  "notes_by_num":{
    "1":"Partial support refers to no support for the `dataTransfer.files` or `.types` objects",
    "2":"Partial support refers to not supporting `.setDragImage`",
    "3":"Partial support refers to limited supported formats for `dataTransfer.setData`/`getData`.",
    "4":"Not supported in Chromium browsers on Android 6 or older."
  },
  "usage_perc_y":86.5,
  "usage_perc_a":0.82,
  "ucprefix":false,
  "parent":"",
  "keywords":"draganddrop, draggable",
  "ie_id":"",
  "chrome_id":"",
  "firefox_id":"",
  "webkit_id":"",
  "shown":true
}