floating action button - additional toggle command

Author: ButchersBoy

MainDemo.Wpf/Buttons.xaml

@@ -5,6 +5,7 @@
              xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
              xmlns:system="clr-namespace:System;assembly=mscorlib"
              xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
+             xmlns:wpfExample="clr-namespace:MaterialDesignColors.WpfExample"
              mc:Ignorable="d" 
              d:DesignHeight="300" d:DesignWidth="300">
     <UserControl.Resources>
@@ -122,6 +123,8 @@
             <materialDesign:PopupBox Style="{StaticResource MaterialDesignMultiFloatingActionAccentPopupBox}"
                                      PlacementMode="BottomAndAlignCentres"                                 
                                      HorizontalAlignment="Right"
+                                     ToggleCheckedContentCommand="{Binding RelativeSource={RelativeSource FindAncestor, AncestorType=wpfExample:Buttons}, Path=FloatingActionDemoCommand}"
+                                     ToggleCheckedContentCommandParameter="wowsers"
                                      Margin="0 0 48 0"
                                      ToolTip="PopupBox, Style MaterialDesignMultiFloatingActionAccentPopupBox">
                 <materialDesign:PopupBox.ToggleCheckedContent>

MainDemo.Wpf/Buttons.xaml.cs

@@ -12,6 +12,7 @@
 using System.Windows.Media.Imaging;
 using System.Windows.Navigation;
 using System.Windows.Shapes;
+using MaterialDesignColors.WpfExample.Domain;
 
 namespace MaterialDesignColors.WpfExample
 {
@@ -20,12 +21,26 @@ namespace MaterialDesignColors.WpfExample
     /// </summary>
     public partial class Buttons : UserControl
     {
+        private readonly ICommand _floatingActionDemoCommand;
+
         public Buttons()
         {
-            InitializeComponent();            
+            InitializeComponent();
+
+            _floatingActionDemoCommand = new AnotherCommandImplementation(Execute);
+        }
+
+        public ICommand FloatingActionDemoCommand
+        {
+            get { return _floatingActionDemoCommand; }
+        }
+
+        private void Execute(object o)
+        {
+            Console.WriteLine("Floating action button command. - " + (o ?? "NULL").ToString());
         }
 
-	    private void ButtonBase_OnClick(object sender, RoutedEventArgs e)
+        private void ButtonBase_OnClick(object sender, RoutedEventArgs e)
 	    {
 			System.Diagnostics.Debug.WriteLine("Just checking we haven't suppressed the button.");
 		}

MaterialDesignThemes.Wpf/PopupBox.cs

@@ -141,6 +141,30 @@ public DataTemplate ToggleCheckedContentTemplate
             set { SetValue(ToggleCheckedContentTemplateProperty, value); }
         }
 
+        public static readonly DependencyProperty ToggleCheckedContentCommandProperty = DependencyProperty.Register(
+            "ToggleCheckedContentCommand", typeof (ICommand), typeof (PopupBox), new PropertyMetadata(default(ICommand)));
+
+        /// <summary>
+        /// Command to execute if toggle is checked (popup is open) and <see cref="ToggleCheckedContent"/> is set.
+        /// </summary>
+        public ICommand ToggleCheckedContentCommand
+        {
+            get { return (ICommand) GetValue(ToggleCheckedContentCommandProperty); }
+            set { SetValue(ToggleCheckedContentCommandProperty, value); }
+        }
+
+        public static readonly DependencyProperty ToggleCheckedContentCommandParameterProperty = DependencyProperty.Register(
+            "ToggleCheckedContentCommandParameter", typeof (object), typeof (PopupBox), new PropertyMetadata(default(object)));
+
+        /// <summary>
+        /// Command parameter to use in conjunction with <see cref="ToggleCheckedContentCommand"/>.
+        /// </summary>
+        public object ToggleCheckedContentCommandParameter
+        {
+            get { return (object) GetValue(ToggleCheckedContentCommandParameterProperty); }
+            set { SetValue(ToggleCheckedContentCommandParameterProperty, value); }
+        }
+
         public static readonly DependencyProperty PopupContentProperty = DependencyProperty.Register(
             "PopupContent", typeof (object), typeof (PopupBox), new PropertyMetadata(default(object)));
 
@@ -470,6 +494,14 @@ private void ToggleButtonOnPreviewMouseLeftButtonUp(object sender, MouseButtonEv
         {
             if (PopupMode == PopupBoxPopupMode.Click || !IsPopupOpen) return;
 
+            if (ToggleCheckedContent != null 
+                && ToggleCheckedContentCommand != null
+                && ToggleCheckedContentCommand.CanExecute(ToggleCheckedContentCommandParameter)
+                )
+            {
+                ToggleCheckedContentCommand.Execute(ToggleCheckedContentCommandParameter);
+            }
+
             Close();
             Mouse.Capture(null);
             mouseButtonEventArgs.Handled = true;