BansheeEngine/Source/EditorManaged/GUI/GUIColorGradientField.cs

using System;
using bs;

namespace bs.Editor
{
    partial class GUIColorGradientField
    {
        /// <summary>
        /// Triggered when the gradient in the field changes.
        /// </summary>
        public event Action<ColorGradient> OnChanged;

        /// <summary>
        /// Callback triggered when the user clicks on the GUI element.
        /// </summary>
        partial void OnClicked()
        {
            GradientPicker.Show(Value, (success, colorGradient) =>
            {
                if (!success)
                    return;

                Value = colorGradient;
                OnChanged?.Invoke(colorGradient);
            });

        }
    }
}