private List <ReactEventInfo> InitEventInfos()
{
var result = new List <ReactEventInfo>();
foreach (var propertyInfo in ModuleType.GetProperties())
{
var eventAttribute = propertyInfo.GetCustomAttribute <ReactEventAttribute>();
if (eventAttribute != null)
{
var eventInfo = new ReactEventInfo(propertyInfo, eventAttribute);
result.Add(eventInfo);
}
}
return(result);
}
private Delegate MakeEventDelegate(string eventName, Type memberType, Type eventDataType)
{
//
// (TFrameworkElement view, TEventData eventData) =>
// {
// ReactContext.DispatchEvent(view, eventName, ReactEventHelpers.ArgWriter(eventData));
// };
//
ParameterExpression viewParameter = Expression.Parameter(typeof(TFrameworkElement), "view");
ParameterExpression eventDataParameter = Expression.Parameter(eventDataType, "eventData");
MemberExpression thisReactContext = Expression.Property(Expression.Constant(this), "ReactContext");
MethodCallExpression dispatchCall = Expression.Call(thisReactContext, typeof(IReactContext).GetMethod("DispatchEvent"), viewParameter, Expression.Constant(eventName, typeof(string)), Expression.Call(ReactEventInfo.ArgWriterOf(eventDataType), eventDataParameter));
return(Expression.Lambda(memberType, dispatchCall, viewParameter, eventDataParameter).Compile());
}
