Projektdateien hinzufügen.

VideoBrowser/Models/AboutButton.cs

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+namespace VideoBrowser.Models
+{
+    using System.Windows;
+    using VideoBrowser.Controls.CefSharpBrowser;
+    using VideoBrowser.Resources;
+    using VideoBrowser.ViewModels;
+    using VideoBrowser.Views;
+
+    /// <summary>
+    /// Defines the <see cref="AboutButton" />.
+    /// </summary>
+    internal class AboutButton : CreateTabAddInButton
+    {
+        #region Constructors
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AboutButton"/> class.
+        /// </summary>
+        internal AboutButton() : base("About", Icons.Info)
+        {
+            this.ToolTip = "Information about Cekli Browser";
+        }
+
+        #endregion Constructors
+
+        #region Properties
+
+        /// <summary>
+        /// Gets the AboutViewModel.
+        /// </summary>
+        public AboutViewModel AboutViewModel { get; } = new AboutViewModel();
+
+        #endregion Properties
+
+        #region Methods
+
+        /// <summary>
+        /// The CreateView.
+        /// This method is already in UI Thread.
+        /// </summary>
+        /// <returns>The <see cref="UIElement"/>.</returns>
+        protected override UIElement CreateView()
+        {
+            var aboutView = new AboutView { DataContext = this.AboutViewModel };
+            return aboutView;
+        }
+
+        #endregion Methods
+    }
+}