Created
February 8, 2017 02:16
-
-
Save glennhefley/7874162ef16fa0d6bb5ea27ff60a26c3 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/*! | |
* jQuery TextChange Plugin | |
* http://www.zurb.com/playground/jquery-text-change-custom-event | |
* | |
* Copyright 2010, ZURB | |
* Released under the MIT License | |
*/ | |
(function ($) { | |
$.event.special.textchange = { | |
setup: function (data, namespaces) { | |
var element = $(this); | |
element | |
.data('lastValue', element[0].contentEditable === 'true' ? element.html() : element.val()) | |
.bind('keyup.textchange', $.event.special.textchange.handler); | |
.bind('cut.textchange paste.textchange input.textchange', $.event.special.textchange.delayedHandler); | |
}, | |
teardown: function (namespaces) { | |
$(this).unbind('.textchange'); | |
}, | |
handler: function (event) { | |
$.event.special.textchange.triggerIfChanged($(this)); | |
}, | |
delayedHandler: function (event) { | |
var element = $(this); | |
setTimeout(function () { | |
$.event.special.textchange.triggerIfChanged(element); | |
}, 25); | |
}, | |
triggerIfChanged: function (element) { | |
var current = element[0].contentEditable === 'true' ? element.html() : element.val(); | |
if (current !== element.data('lastValue')) { | |
element.trigger('textchange', element.data('lastValue')); | |
element.data('lastValue', current); | |
} | |
} | |
}; | |
$.event.special.hastext = { | |
setup: function (data, namespaces) { | |
$(this).bind('textchange', $.event.special.hastext.handler); | |
}, | |
teardown: function (namespaces) { | |
$(this).unbind('textchange', $.event.special.hastext.handler); | |
}, | |
handler: function (event, lastValue) { | |
if ((lastValue === '') && lastValue !== $(this).val()) { | |
$(this).trigger('hastext'); | |
} | |
} | |
}; | |
$.event.special.notext = { | |
setup: function (data, namespaces) { | |
$(this).bind('textchange', $.event.special.notext.handler); | |
}, | |
teardown: function (namespaces) { | |
$(this).unbind('textchange', $.event.special.notext.handler); | |
}, | |
handler: function (event, lastValue) { | |
if ($(this).val() === '' && $(this).val() !== lastValue) { | |
$(this).trigger('notext'); | |
} | |
} | |
}; | |
})(jQuery); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment