ServerManagers/src/ServerManager.Common/Lib/BrowserBehavior.cs

using System.Windows;
using System.Windows.Controls;

namespace ServerManagerTool.Common.Lib
{
    public static class BrowserBehavior
    {
        public static readonly DependencyProperty HtmlProperty = DependencyProperty.RegisterAttached("Html", typeof(string), typeof(BrowserBehavior), new FrameworkPropertyMetadata(OnHtmlChanged));

        [AttachedPropertyBrowsableForType(typeof(WebBrowser))]
        public static string GetHtml(WebBrowser d)
        {
            return (string)d.GetValue(HtmlProperty);
        }

        public static void SetHtml(WebBrowser d, string value)
        {
            d.SetValue(HtmlProperty, value);
        }

        static void OnHtmlChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
        {
            if (e.NewValue == null)
                return;

            if (d is WebBrowser wb)
            {
                wb.NavigateToString(e.NewValue as string);
            }
        }
    }
}