ButtonBase.IsMouseOver Property
Silverlight
Gets a value indicating whether the mouse pointer is located over this button control.
Namespace: System.Windows.Controls.Primitives
Assembly: System.Windows (in System.Windows.dll)
Property Value
Type: System.Booleantrue to indicate the mouse pointer is over the button control, otherwise false. The default is false.
Dependency property identifier field: IsMouseOverProperty
IsMouseOver will not be set until OnMouseEnter has been called. Therefore, you should not rely on the accuracy of the IsMouseOver property in a handler for the MouseEnter event.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.