ComVisibleAttribute.cs

namespace System.Runtime.InteropServices
{
    [AttributeUsage(AttributeTargets.Assembly | AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Enum | AttributeTargets.Method | AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Interface | AttributeTargets.Delegate, Inherited = false)]
    [ComVisible(true)]
    [__DynamicallyInvokable]
    public sealed class ComVisibleAttribute : Attribute
    {
        internal bool _val;

        [__DynamicallyInvokable]
        public bool Value
        {
            [__DynamicallyInvokable]
            get
            {
                return _val;
            }
        }

        [__DynamicallyInvokable]
        public ComVisibleAttribute(bool visibility)
        {
            _val = visibility;
        }
    }
}