public void LoadJson(string id, bool switchover) { _storyModel = GetData <StoryModel>(); if (switchover) { View.ResetView(); _storyModel.LoadSmsById(id, vo => { View.SetData(vo, true); }); } else { View.IsWait = true; _storyModel.LoadSmsById(id, vo => { View.Append(vo); }); } }