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@stinie /jquery.textchange.js forked from mkelly12/jquery.textchange.js
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(function ($) {
$.event.special.textchange = {
setup: function (data, namespaces) {
$(this).bind('keyup', $.event.special.textchange.handler);
$(this).bind('cut paste input', $.event.special.textchange.delayedHandler);
},
teardown: function (namespaces) {
$(this).unbind('keyup', $.event.special.textchange.keyuphandler);
$(this).unbind('cut', $.event.special.textchange.cuthandler);
},
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) {
if (element.val() !== element.data('lastValue')) {
element.trigger('textchange', element.data('lastValue'));
element.data('lastValue', element.val());
}
}
};
$.event.special.hastext = {
setup: function (data, namespaces) {
var self = this;
$(this).bind('textchange', $.event.special.hastext.handler);
},
teardown: function (namespaces) {
$(this).unbind('textchange', $.event.special.hastext.handler);
},
handler: function (event, lastValue) {
$.event.special.hastext.check($(this), lastValue);
},
check: function (element, lastValue) {
if ((lastValue === '' || lastValue === undefined) && lastValue !== element.val()) {
element.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);
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