'Declaration
Public Event MouseWheel As System.Windows.Input.MouseWheelEventHandler
'Usage
Dim instance As DropDownButton Dim handler As System.Windows.Input.MouseWheelEventHandler AddHandler instance.MouseWheel, handler
public event System.Windows.Input.MouseWheelEventHandler MouseWheel
public event MouseWheel: System.Windows.Input.MouseWheelEventHandler;
In JScript, you can handle the events defined by another class, but you cannot define your own.
public: __event System.Windows.Input.MouseWheelEventHandler* MouseWheel
public: event System.Windows.Input.MouseWheelEventHandler^ MouseWheel
The event handler receives an argument of type System.Windows.Input.MouseWheelEventArgs containing data related to this event. The following MouseWheelEventArgs properties provide information specific to this event.
Property | Description |
---|---|
Delta | Gets a value that indicates the amount that the mouse wheel has changed. |
Device | (Inherited from System.Windows.Input.InputEventArgs) |
Handled | (Inherited from System.Windows.RoutedEventArgs) |
LeftButton | (Inherited from System.Windows.Input.MouseEventArgs) |
MiddleButton | (Inherited from System.Windows.Input.MouseEventArgs) |
MouseDevice | (Inherited from System.Windows.Input.MouseEventArgs) |
OriginalSource | (Inherited from System.Windows.RoutedEventArgs) |
RightButton | (Inherited from System.Windows.Input.MouseEventArgs) |
RoutedEvent | (Inherited from System.Windows.RoutedEventArgs) |
Source | (Inherited from System.Windows.RoutedEventArgs) |
StylusDevice | (Inherited from System.Windows.Input.MouseEventArgs) |
Timestamp | (Inherited from System.Windows.Input.InputEventArgs) |
XButton1 | (Inherited from System.Windows.Input.MouseEventArgs) |
XButton2 | (Inherited from System.Windows.Input.MouseEventArgs) |
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2