RadioButton

See the RadioButtonDemo.cs.

using Gridrand.Contracts;
using System;
using System.Collections.Generic;
namespace Gridrand.RimGui.Manual
{
    /// <summary>
    /// <see cref="Gui.RadioButton(bool, int)"/> demo.
    /// </summary>
    class RadioButtonDemo : ManualBase, IManual
    {
        bool isOnRadioButton1 = true;
        bool isOnRadioButton2 = true;
        Direction direction;

        public RadioButtonDemo(ManualBaseResource p) : base(p)
        {
        }

        public void Draw()
        {
            Gui.RadioButton(ref isOnRadioButton1);

            Gui.NextWidthHeight(50f, 50f).RadioButton(ref isOnRadioButton2);

            direction = DrawRadioButtons(direction);
        }

        TEnum DrawRadioButtons<TEnum>(TEnum e) where TEnum : Enum
        {
            // Begin a horizontal layout scope
            using var axisScope = Ctx.BeginHorizontal();

            var selectedEnum = e;

            // Iterate through each value in the enum
            foreach (TEnum v in Enum.GetValues(typeof(TEnum)))
            {
                // Push a unique ID for the radio button context (based on hash code)
                using var s2 = Ctx.PushId(v.GetHashCode());

                // If the current enum value matches the selected one
                if (EqualityComparer<TEnum>.Default.Equals(e, v))
                {
                    // Draw a selected radio button; if clicked again, deselect it
                    if (!Gui.RadioButton(true))
                        selectedEnum = default;
                }
                else
                {
                    // Draw an unselected radio button; if clicked, select this value
                    if (Gui.RadioButton(false))
                        selectedEnum = v;
                }

                // Display the enum value as a label next to the radio button
                var name = v.ToString();
                Gui.NextTextWidth(name).Text(name);

                Gui.NextWidth(5f).Spacing();
            }

            return selectedEnum;
        }

    }
}