TargetControlTypeAttribute.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Extensions / UI / TargetControlTypeAttribute.cs / 1305376 / TargetControlTypeAttribute.cs
                        

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

namespace System.Web.UI { 
    using System; 
    using System.Diagnostics.CodeAnalysis;
    using System.Web; 

    [
    AttributeUsage(AttributeTargets.Class, AllowMultiple = true)
    ] 
    public sealed class TargetControlTypeAttribute : Attribute {
        private Type _targetControlType; 
 
        public TargetControlTypeAttribute(Type targetControlType) {
            if (targetControlType == null) { 
                throw new ArgumentNullException("targetControlType");
            }
            _targetControlType = targetControlType;
        } 

        public Type TargetControlType { 
            get { 
                return _targetControlType;
            } 
        }

        // For attributes with AllowMultiple set to true, TypeDescriptor.GetAttributes() removes duplicate instances.
        // These are instances in which TypeId returns equal values.  So we must override the TypeId property to 
        // return a unique key.  For this attribute, the unique key is just the target control type itself.
        // (DevDiv Bugs 111475) 
        [SuppressMessage("Microsoft.Security", "CA2123:OverrideLinkDemandsShouldBeIdenticalToBase")] 
        public override object TypeId {
            get { 
                return _targetControlType;
            }
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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