Efl UI Property_Bind interface. view object can have Efl.Model to manage the data, the interface can help loading and tracking child data from the model property. see Efl.Model see Efl.Ui.Factory
bind property data with the given key string. when the data is ready or changed, bind the data to the key action and process promised work.
Eina_Error efl_ui_property_bind(Eo *obj, const char *key, const char *property);
Event dispatched when a property on the object has changed due to a user interaction on the object that a model could be interested in.
Event dispatched when a property on the object is bound to a model. This is useful to avoid generating too many events.