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maccman/jquery.onclose.coffee

Created July 31, 2013 19:17
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jquery.onclose.coffee
$ = jQuery
$.activeTransforms = 0
$(document).ajaxSend (e, xhr, settings) ->
return unless settings.warn
$.activeTransforms += 1
$(document).ajaxComplete (e, xhr, settings) ->
return unless settings.warn
$.activeTransforms -= 1
window.onbeforeunload or= ->
if $.activeTransforms
'''There are some pending network requests which
means closing the page may lose unsaved data.'''
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