The following example illustrates a button with a drop-down ListBox. The content of the button is automatically updated when the items in the drop-down ListBox are selected. The width of the drop-down ListBox is synchronized with the width of the button.

XAML  Copy Code

<ui:MindFusionButton Name="button" ButtonType="DropDown" Content="{Binding SelectedItem.Content, ElementName=dropdown}">   <ui:MindFusionButton.PopupContent>     <ListBox Name="dropdown" Width="{Binding ActualWidth, ElementName=button}">       <ListBoxItem Content="Item #1" />       <ListBoxItem Content="Item #2" />       <ListBoxItem Content="Item #3" />     </ListBox>   </ui:MindFusionButton.PopupContent> </ui:MindFusionButton>

Here is an image illustrating the result:

System.Object
    System.Windows.Threading.DispatcherObject
        System.Windows.DependencyObject
            System.Windows.Media.Visual
                System.Windows.UIElement
                    System.Windows.FrameworkElement
                        System.Windows.Controls.Control
                            System.Windows.Controls.ContentControl
                                MindFusion.UI.Wpf.MindFusionButton

MindFusionButton Members
MindFusion.UI.Wpf Namespace