PresenterBindingAttribute

PresenterBindingAttribute

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace MVP
{
    [AttributeUsage(AttributeTargets.Class, AllowMultiple = true)]
    public sealed class PresenterBindingAttribute : Attribute
    {
        public Type PresenterType { get; private set; }

        public PresenterBindingAttribute(Type presenterType)
        {
            PresenterType = presenterType;
        }
    }
    
    public static class ViewExtension
    {
        public static object BindingPresenter(this ViewWithPresenterBase viewInstance)
        {
            object presenter = null;
            Type t = viewInstance.GetType();
            object[] attrs = t.GetCustomAttributes(typeof(PresenterBindingAttribute), false);
            foreach (PresenterBindingAttribute pba in attrs)
            {
                Type newt = pba.PresenterType;
                presenter = Activator.CreateInstance(pba.PresenterType, viewInstance);
            }
            return presenter;
        }
    }
}