Sandbox++
Released
An open-source, community-driven successor to GMod's Sandbox. Work in progress!
UI/Controls/ResourceSelectAttribute.cs
Attribute class used by UI controls to mark resource selection options. It stores a file extension filter and whether package files are allowed.
namespace Sandbox.UI;
public sealed class ResourceSelectAttribute : System.Attribute
{
public string Extension { get; set; }
public bool AllowPackages { get; set; }
}