Created
January 29, 2015 17:30
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Event Binding
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utils.Event.Binding = function (master, event) { | |
var self = this; | |
var wrapper = function (func) { | |
var args = Array.prototype.slice(arguments, 1); | |
func.apply(self, self.args(args)); | |
}; | |
this.on = function (func) { | |
return master.on(event, wrapper.bind(self, func)); | |
}; | |
this.args = function () { return arguments; }; | |
}; | |
utils.Event.bind = function (master, event, args) { | |
var eventBinding = new utils.Event.Binding(master, event); | |
if (args != null) { | |
eventBinding.args = args; | |
} | |
return eventBinding; | |
}; | |
utils.Event.Merger = function (events) { | |
var self = this; | |
var wrapper = function (func) { | |
var args = Array.prototype.slice(arguments, 1); | |
func.apply(self, self.args(args)); | |
}; | |
this.on = function (func) { | |
events.forEach(function (event) { | |
event.on(wrapper.bind(self, func)); | |
}); | |
}; | |
this.args = function () { return arguments; }; | |
}; | |
utils.Event.merge = function (events, args) { | |
var mergedEvent = new utils.Event.Merger(events); | |
if (args != null) { | |
mergedEvent.args = args; | |
} | |
return mergedEvent; | |
}; |
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