ExtenderProvidedPropertyAttribute.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / CompMod / System / ComponentModel / ExtenderProvidedPropertyAttribute.cs / 1 / ExtenderProvidedPropertyAttribute.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

/* 
 */ 
namespace System.ComponentModel {
 
    using System;
    using System.Diagnostics;
    using System.Security.Permissions;
 
    /// 
    ///  
    ///     
    ///       ExtenderProvidedPropertyAttribute is an attribute that marks that a property
    ///       was actually offered up by and extender provider. 
    ///    
    /// 
    [AttributeUsage(AttributeTargets.All)]
    public sealed class ExtenderProvidedPropertyAttribute : Attribute { 

        private PropertyDescriptor extenderProperty; 
        private IExtenderProvider  provider; 
        private Type               receiverType;
 
        /// 
        ///     Creates a new ExtenderProvidedPropertyAttribute.
        /// 
        internal static ExtenderProvidedPropertyAttribute Create(PropertyDescriptor extenderProperty, Type receiverType, IExtenderProvider provider) { 
            ExtenderProvidedPropertyAttribute e = new ExtenderProvidedPropertyAttribute();
            e.extenderProperty = extenderProperty; 
            e.receiverType = receiverType; 
            e.provider = provider;
            return e; 
        }

        /// 
        ///     Creates an empty ExtenderProvidedPropertyAttribute. 
        /// 
        public ExtenderProvidedPropertyAttribute() { 
        } 

        ///  
        ///     PropertyDescriptor of the property that is being provided.
        /// 
        public PropertyDescriptor ExtenderProperty {
            get { 
                return extenderProperty;
            } 
        } 

        ///  
        ///     Extender provider that is providing the property.
        /// 
        public IExtenderProvider Provider {
            get { 
                return provider;
            } 
        } 

        ///  
        ///     The type of object that can receive these properties.
        /// 
        public Type ReceiverType {
            get { 
                return receiverType;
            } 
        } 

        public override bool Equals(object obj) { 
            if (obj == this) {
                return true;
            }
 
            ExtenderProvidedPropertyAttribute other = obj as ExtenderProvidedPropertyAttribute;
 
            return (other != null) && other.extenderProperty.Equals(extenderProperty) && other.provider.Equals(provider) && other.receiverType.Equals(receiverType); 
        }
 
        public override int GetHashCode() {
            return base.GetHashCode();
        }
 
        /// 
        ///  
        ///  
        public override bool IsDefaultAttribute() {
            return receiverType == null; 
        }
    }
}

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