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Contents
require 'volt/page/bindings/base_binding' module Volt # TODO: We need to figure out how we want to wrap JS events class JSEvent attr_reader :js_event def initialize(js_event) @js_event = js_event end def key_code `this.js_event.keyCode` end def stop! `this.js_event.stopPropagation();` end def prevent_default! `this.js_event.preventDefault();` end def target `this.js_event.toElement` end end class EventBinding < BaseBinding attr_accessor :context, :binding_name def initialize(page, target, context, binding_name, event_name, call_proc) super(page, target, context, binding_name) @event_name = event_name handler = proc do |js_event| event = JSEvent.new(js_event) event.prevent_default! if event_name == 'submit' # Call the proc the user setup for the event in context, # pass in the wrapper for the JS event result = @context.instance_exec(event, &call_proc) end @listener = @page.events.add(event_name, self, handler) end # Remove the event binding def remove @page.events.remove(@event_name, self) end end end
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38 entries across 38 versions & 1 rubygems