Projektdateien hinzufügen.

VideoBrowser/Controls/CefSharpBrowser/ViewModels/WebBrowserTabHeaderViewModel.cs

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+namespace VideoBrowser.Controls.CefSharpBrowser.ViewModels
+{
+    using Dragablz;
+    using System;
+    using System.Windows.Input;
+    using System.Windows.Media;
+    using VideoBrowser.Common;
+    using VideoBrowser.Extensions;
+
+    /// <summary>
+    /// Defines the <see cref="WebBrowserTabHeaderViewModel" />.
+    /// </summary>
+    public class WebBrowserTabHeaderViewModel : NotifyPropertyChanged
+    {
+        #region Fields
+
+        private string _header;
+
+        private ImageSource _image;
+
+        private bool _isSelected;
+
+        #endregion Fields
+
+        #region Constructors
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WebBrowserTabHeaderViewModel"/> class.
+        /// </summary>
+        public WebBrowserTabHeaderViewModel()
+        {
+            this.MouseUpCommand = new RelayCommand(this.OnMouseUp, nameof(this.MouseUpCommand));
+        }
+
+        #endregion Constructors
+
+        #region Properties
+
+        /// <summary>
+        /// Gets or sets the Header.
+        /// </summary>
+        public string Header { get => _header; set => this.Set(this.PropertyChangedHandler, ref _header, value); }
+
+        /// <summary>
+        /// Gets or sets the Image.
+        /// </summary>
+        public ImageSource Image { get => _image; set => this.Set(this.PropertyChangedHandler, ref _image, value); }
+
+        /// <summary>
+        /// Gets or sets a value indicating whether IsSelected.
+        /// </summary>
+        public bool IsSelected { get => _isSelected; set => this.Set(this.PropertyChangedHandler, ref _isSelected, value); }
+
+        /// <summary>
+        /// Gets the MouseUpCommand.
+        /// </summary>
+        public ICommand MouseUpCommand { get; }
+
+        #endregion Properties
+
+        #region Methods
+
+        /// <summary>
+        /// The OnMouseUp.
+        /// </summary>
+        /// <param name="obj">The obj<see cref="object"/>.</param>
+        private void OnMouseUp(object obj)
+        {
+            Logger.Info($"Middle Mouse clicked on a browser tab to close it.");
+            var (_, args, commandParameter) = (ValueTuple<object, EventArgs, object>)obj;
+            if (args is MouseButtonEventArgs mouseEventArgs && mouseEventArgs.ChangedButton == MouseButton.Middle)
+            {
+                var dragablzItem = commandParameter as System.Windows.FrameworkElement;
+                var closeCommand = TabablzControl.CloseItemCommand;
+                if (closeCommand != null && closeCommand.CanExecute(commandParameter, dragablzItem))
+                {
+                    closeCommand.Execute(dragablzItem, dragablzItem);
+                }
+            }
+        }
+
+        #endregion Methods
+    }
+}