BrowsableAttribute.cs

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using System.Diagnostics.CodeAnalysis;
 
namespace System.ComponentModel;
 
[AttributeUsage(AttributeTargets.All)]
public sealed class BrowsableAttribute : Attribute
{
    public static readonly BrowsableAttribute Yes = new BrowsableAttribute(browsable: true);
 
    public static readonly BrowsableAttribute No = new BrowsableAttribute(browsable: false);
 
    public static readonly BrowsableAttribute Default = Yes;
 
    public bool Browsable { get; }
 
    public BrowsableAttribute(bool browsable)
    {
        Browsable = browsable;
    }
 
    public override bool Equals([NotNullWhen(true)] object? obj)
    {
        if (obj is BrowsableAttribute browsableAttribute)
        {
            return browsableAttribute.Browsable == Browsable;
        }
        return false;
    }
 
    public override int GetHashCode()
    {
        return Browsable.GetHashCode();
    }
 
    public override bool IsDefaultAttribute()
    {
        return Equals(Default);
    }
}