gistfile1.js

    Form.Views.SomeView = Backbone.View.extend({

        events: {
            'keypress input': 'submitIfPressedEnter'
        },

        /**
         * Transforms an address to GPS coordinates
         */
        submitIfPressedEnter: function(event){
            if(event.keyCode !== 13){
                return;
            }
            event.preventDefault();
            // Handle form submission
            return false;
        },
    })