improved tabcontrol

src/Shared/HandyControlDemo_Shared/HandyControlDemo_Shared.projitems

@@ -292,6 +292,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)ViewModel\Controls\SearchBarDemoViewModel.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)ViewModel\Controls\SideMenuDemoViewModel.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)ViewModel\Controls\StepBarDemoViewModel.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)ViewModel\Controls\TabControlDemoViewModel.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)ViewModel\Controls\WindowDemoViewModel.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)ViewModel\DemoViewModelBase!1.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)ViewModel\Main\ContributorsViewModel.cs" />

src/Shared/HandyControlDemo_Shared/UserControl/Controls/TabControlDemoCtl.xaml

@@ -2,12 +2,22 @@
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              Background="{DynamicResource RegionBrush}"
-             xmlns:controls="clr-namespace:HandyControl.Controls;assembly=HandyControl">
+             DataContext="{Binding TabControlDemo,Source={StaticResource Locator}}"
+             xmlns:controls="clr-namespace:HandyControl.Controls;assembly=HandyControl"
+             xmlns:interactivity="clr-namespace:HandyControl.Interactivity;assembly=HandyControl">
     <controls:TransitioningContentControl>
         <controls:ScrollViewer HorizontalScrollBarVisibility="Auto">
+            <interactivity:Interaction.Triggers>
+                <interactivity:RoutedEventTrigger RoutedEvent="controls:TabItem.Closing">
+                    <interactivity:EventToCommand Command="{Binding ClosingCmd}" PassEventArgsToCommand="True" />
+                </interactivity:RoutedEventTrigger>
+                <interactivity:RoutedEventTrigger RoutedEvent="controls:TabItem.Closed">
+                    <interactivity:EventToCommand Command="{Binding ClosedCmd}" PassEventArgsToCommand="True" />
+                </interactivity:RoutedEventTrigger>
+            </interactivity:Interaction.Triggers>
             <StackPanel>
                 <Label Style="{StaticResource LabelPrimary}" Content="Default" Margin="32,32,0,0" HorizontalAlignment="Left"/>
-                <controls:TabControl Margin="32,16,32,0" Width="800" Height="300" IsScrollable="True">
+                <controls:TabControl ShowOverflowButton="False" ShowScrollButton="True" Margin="32,16,32,0" Width="800" Height="300" IsScrollable="True">
                     <controls:TabItem Header="TabItem1">
                         <controls:SimplePanel Background="White"/>
                     </controls:TabItem>

src/Shared/HandyControlDemo_Shared/ViewModel/Controls/TabControlDemoViewModel.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Windows;
+using GalaSoft.MvvmLight;
+using HandyControl.Controls;
+using HandyControl.Data;
+#if netle40
+using GalaSoft.MvvmLight.Command;
+#else
+using GalaSoft.MvvmLight.CommandWpf;
+#endif
+
+namespace HandyControlDemo.ViewModel
+{
+    public class TabControlDemoViewModel : ViewModelBase
+    {
+        public RelayCommand<CancelRoutedEventArgs> ClosingCmd => new Lazy<RelayCommand<CancelRoutedEventArgs>>(() =>
+            new RelayCommand<CancelRoutedEventArgs>(Closing)).Value;
+
+        private void Closing(CancelRoutedEventArgs args)
+        {
+            Growl.Info($"{(args.OriginalSource as TabItem)?.Header} Closing");
+        }
+
+        public RelayCommand<RoutedEventArgs> ClosedCmd => new Lazy<RelayCommand<RoutedEventArgs>>(() =>
+            new RelayCommand<RoutedEventArgs>(Closed)).Value;
+
+        private void Closed(RoutedEventArgs args)
+        {
+            Growl.Info($"{(args.OriginalSource as TabItem)?.Header} Closed");
+        }
+    }
+}

src/Shared/HandyControlDemo_Shared/ViewModel/ViewModelLocator.cs

@@ -34,6 +34,7 @@ namespace HandyControlDemo.ViewModel
             SimpleIoc.Default.Register<InteractiveDialogViewModel>();
             SimpleIoc.Default.Register<BadgeDemoViewModel>();
             SimpleIoc.Default.Register<SideMenuDemoViewModel>();
+            SimpleIoc.Default.Register<TabControlDemoViewModel>();
         }
 
         public static ViewModelLocator Instance => new Lazy<ViewModelLocator>(() =>
@@ -75,6 +76,8 @@ namespace HandyControlDemo.ViewModel
 
         public SideMenuDemoViewModel SideMenuDemo => ServiceLocator.Current.GetInstance<SideMenuDemoViewModel>();
 
+        public TabControlDemoViewModel TabControlDemo => ServiceLocator.Current.GetInstance<TabControlDemoViewModel>();
+
         #endregion
     }
 }