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41 lines
1.9 KiB
41 lines
1.9 KiB
#if NET20 || NET30 || NET35 || NET40 || !NET_4_6 |
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namespace System.Runtime.CompilerServices |
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{ |
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/// <summary> |
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/// Allows you to obtain the method or property name of the caller to the method. |
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/// </summary> |
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/// <remarks> |
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/// You apply the <b>CallerMemberName</b> attribute to an optional parameter that has a default value. |
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/// You must specify an explicit default value for the optional parameter. |
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/// You can't apply this attribute to parameters that aren't specified as optional. |
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/// <para/> |
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/// You can use the <b>CallerMemberName</b> attribute to avoid specifying the member name as a <b>String</b> argument to the called method. |
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/// By using this technique, you avoid the problem that <b>Rename Refactoring</b> doesn't change the <b>String</b> values. |
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/// This is especially useful for the following tasks: |
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/// <list type="bullet"> |
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/// <item> |
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/// Using tracing and diagnostic routines. |
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/// </item> |
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/// <item> |
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/// Implementing the <see cref="System.ComponentModel.INotifyPropertyChanged"/> interface when binding data. |
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/// This interface allows the property of an object to notify a bound control that the property has changed, |
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/// so that the control can display the updated information. |
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/// Without the CallerMemberName attribute, you must specify the property name as a literal. |
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/// </item> |
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/// </list> |
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/// </remarks> |
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[AttributeUsage(AttributeTargets.Parameter, Inherited = false)] |
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public sealed class CallerMemberNameAttribute : Attribute |
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{ |
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[TargetedPatchingOptOut("Performance critical to inline this type of method across NGen image boundaries")] |
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public CallerMemberNameAttribute() |
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{ |
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// Empty |
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// This constructor is not redundant |
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// You cannot put attributes on the default constructor |
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} |
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} |
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} |
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#endif |