DataTransfer.mozUserCancelled

Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

The DataTransfer.mozUserCancelled property is used in the dragend event handler to determine if the user canceled the drag or not. If the user canceled the event, the property returns true and returns false otherwise. This property only applies to the dragend event.

Note: This property is Gecko-specific.

This property is Read only .

Syntax

JavaScript
dataTransfer.mozUserCancelled;

Return value

A Boolean representing true if the user canceled the drag event and returns false otherwise.

Example

This example shows the use of the mozUserCancelled property in the dragend event handler.

JavaScript
function dragend_handler(event)
{
  var dragData = event.dataTransfer;
  console.log("mozUserCancelled = " + dragData.mozUserCancelled);
}

Specifications

This property is not defined in any Web standard.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
No support No support (Yes) No support No support No support
Feature Android Android Webview Chrome for Android Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile
Basic support No support No support No support No support No support No support No support No support

[1]Partial support refers to not supporting .setDragImage [CanIUse.com]

See also

License

© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/datatransfer/mozusercancelled

API drag and drop Non-standard Property Reference