| GrapeCity.Windows.SpreadSheet.UI Namespace > ToolbarButton Class : PreviewTouchDown Event |
'Declaration
<CustomCategoryAttribute("Touch")>
Public Event PreviewTouchDown As System.EventHandler(Of TouchEventArgs)
'Usage Dim instance As ToolbarButton Dim handler As System.EventHandler(Of TouchEventArgs) AddHandler instance.PreviewTouchDown, handler
[CustomCategory("Touch")]
public event System.EventHandler<TouchEventArgs> PreviewTouchDown
The event handler receives an argument of type System.Windows.Input.TouchEventArgs containing data related to this event. The following TouchEventArgs properties provide information specific to this event.
| Property | Description |
|---|---|
| Device | (Inherited from System.Windows.Input.InputEventArgs) |
| Handled | (Inherited from System.Windows.RoutedEventArgs) |
| OriginalSource | (Inherited from System.Windows.RoutedEventArgs) |
| RoutedEvent | (Inherited from System.Windows.RoutedEventArgs) |
| Source | (Inherited from System.Windows.RoutedEventArgs) |
| Timestamp | (Inherited from System.Windows.Input.InputEventArgs) |
| TouchDevice | Gets the touch that generated the event. |
Target Platforms: Windows 7, Windows 8 Desktop, Windows Vista SP1 or later, Windows Server 2000, Windows 2000 Professional (SP4), Windows XP (SP2), Windows 2008, Windows 2003 Server (SP1)