1 files changed, 65 insertions, 0 deletions
diff --git a/win/CS/HandBrakeWPF/Controls/DropButton/DropButton.cs b/win/CS/HandBrakeWPF/Controls/DropButton/DropButton.cs
new file mode 100644
index 000000000..22383b871
--- /dev/null
+++ b/win/CS/HandBrakeWPF/Controls/DropButton/DropButton.cs
@@ -0,0 +1,65 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="DropButton.cs" company="HandBrake Project (http://handbrake.fr)">
+//   This file is part of the HandBrake source code - It may be used under the terms of the GNU General Public License.
+// </copyright>
+// <summary>
+//   Defines the DropDownButton type.
+// </summary>
+// --------------------------------------------------------------------------------------------------------------------
+
+namespace HandBrakeWPF.Controls.DropButton
+{
+    using System.Windows;
+    using System.Windows.Controls;
+    using System.Windows.Controls.Primitives;
+    using System.Windows.Data;
+
+    /// <summary>
+    /// The drop down button.
+    /// </summary>
+    public class DropButton : ToggleButton
+    {
+        /// <summary>
+        /// The drop down property.
+        /// </summary>
+        public static readonly DependencyProperty DropDownProperty =
+          DependencyProperty.Register("DropDown",
+                                      typeof(ContextMenu),
+                                      typeof(DropButton),
+                                      new UIPropertyMetadata(null));
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DropButton"/> class.
+        /// </summary>
+        public DropButton()
+        {
+            // Bind the ToogleButton.IsChecked property to the drop-down's IsOpen property 
+            Binding binding = new Binding("DropDown.IsOpen") { Source = this };
+            this.SetBinding(IsCheckedProperty, binding);
+        }
+
+        /// <summary>
+        /// Gets or sets the drop down.
+        /// </summary>
+        public ContextMenu DropDown
+        {
+            get { return (ContextMenu)this.GetValue(DropDownProperty); }
+            set { this.SetValue(DropDownProperty, value); }
+        }
+
+        /// <summary>
+        /// Handle the users click on the button.
+        /// </summary>
+        protected override void OnClick()
+        {
+            if (this.DropDown != null)
+            {
+                // If there is a drop-down assigned to this button, then position and display it 
+
+                this.DropDown.PlacementTarget = this;
+                this.DropDown.Placement = PlacementMode.Bottom;
+                this.DropDown.IsOpen = true;
+            }
+        }
+    }
+}