<CategoryAttribute("Tooltip")>
Public Property TooltipIcon As ImageSource

Dim instance As DropTargetBehavior
Dim value As ImageSource
 
instance.TooltipIcon = value
 
value = instance.TooltipIcon

[CategoryAttribute("Tooltip")]
public ImageSource TooltipIcon {get; set;}

public read-write property TooltipIcon: ImageSource; 

CategoryAttribute("Tooltip")
public function get,set TooltipIcon : ImageSource

[CategoryAttribute("Tooltip")]
public: __property ImageSource* get_TooltipIcon();
public: __property void set_TooltipIcon( 
   ImageSource* value
);

[CategoryAttribute("Tooltip")]
public:
property ImageSource^ TooltipIcon {
   ImageSource^ get();
   void set (    ImageSource^ value);
}

<Grid HorizontalAlignment="Center" Height="100" VerticalAlignment="Center" Width="100" Background="Gray" AllowDrop="True">
    <i:Interaction.Behaviors>
        <Intersoft:DropTargetBehavior AllowDropItem="True" TooltipIcon="accept.png" TooltipText="Drop here."/>
    </i:Interaction.Behaviors>
</Grid>