Backbone touch / click events

backbone-touch-click.js

// WARNING: untested

// Override the default View.extend to automatically parse the events object upon class definition.
Backbone.View.originalExtend = Backbone.View.extend;
Backbone.View.extend = function (protoProps, classProps) {
    var downEvent = "touchup" in window ? "touchup" : "click";
    if (typeof(protoProps.events) === "object") {
        // Replace the word "down" in the events hash with platform-specific event type 
        _.each(protoProps.events, function replaceDown(triggerString, functionName, events) {
            var newTriggerStr = triggerStr.replace(/^down /, downEvent + ' ');
            if (newTriggerStr !== triggerStr) {
                events[newTriggerStr] = functionName;
                delete events[triggerStr];
            }
        });
    }
    return Backbone.View.originalExtend(protoProps, classProps);
};

var abstractView = Backbone.View.extend({
    events: {
        "down .toggler" : "foo", 
        "down .toggler" : "bar"
    }
});