ShrlAlgoToolkit/ShrlAlgoToolkit.RevitCore/Extensions/ParameterExtensions.cs

using Autodesk.Revit.DB;

using ShrlAlgoToolkit.RevitCore.Assists;

using System.Reflection;
namespace ShrlAlgoToolkit.RevitCore.Extensions;

public static class ParameterExtensions
{
    /// <summary>
    ///     设置参数对象对用户是否可见.
    /// </summary>
    /// <param name="parameter"></param>
    /// <param name="visible"></param>
    /// <returns></returns>
    public static bool SetVisibility(this Parameter parameter, bool visible)
    {
        var parameterIntPtr = parameter.ToParamDef();

        if (parameterIntPtr == IntPtr.Zero)
        {
            return false;
        }

        var result = EncryptParameters.InvokeModule("ParamDef.setUserVisible", [parameterIntPtr, visible]);

        return result;
    }

    /// <summary>
    ///     将参数对象转为非托管指针.
    /// </summary>
    /// <param name="parameter"></param>
    /// <returns></returns>
    public static IntPtr ToParamDef(this Parameter parameter)
    {
        try
        {
            var m = typeof(Parameter).GetMethod("getParamDef", BindingFlags.NonPublic | BindingFlags.Instance);

            return (m?.Invoke(parameter, null) as Pointer).ToIntPtr();
        }
        catch
        {
            return IntPtr.Zero;
        }
    }
}