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jquery.on.js
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jquery.on.js
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/*
.on()/.off() for legacy jQuery
Adds the .on()/.off() functions for events introduced in jQuery 1.7
Requires: jQuery 1.4.3+
Version: 1.0
Company: SiteCrafting
Authors: Paul Sayre
Created: 2011-12-30
Updated: 2011-12-30
*/
(function ($) {
function attach(map) {
return function () {
var args = Array.prototype.slice.call(arguments, 0);
for(var i = 0, len = args.length; i < len; i++) {
args[i] = (typeof args[i]).charAt(0);
}
var opts = map[args.join('')];
if(opts) {
for(i = 0; i < len; i++) {
args[opts.i[i]] = arguments[i];
}
this[opts.f].apply(this, args);
}
return this;
};
}
var bind = 'bind',
delegate = 'delegate',
unbind = 'un'+bind,
undelegate = 'un'+delegate;
$.fn.on = attach({
'sf': {f:bind, i:[0,1]},
'sof': {f:bind, i:[0,1,2]},
'o': {f:bind, i:[0]},
'oo': {f:bind, i:[0,1]},
'ssf': {f:delegate, i:[1,0,2]},
'ssof': {f:delegate, i:[1,0,2,3]},
'os': {f:delegate, i:[1,0]},
'oso': 0
});
$.fn.off = attach({
's': {f:unbind, i:[0]},
'sf': {f:unbind, i:[0,1]},
'o': {f:unbind, i:[0]},
'ss': {f:undelegate, i:[1,0]},
'ssf': {f:undelegate, i:[1,0,2]},
'os': {f:undelegate, i:[1,0]}
});
})(jQuery);