Visual Basic
C#
Managed Extensions for C++
C++/CLI
The viewer will raise this event whenever the user activates the context menu by pressing and releasing the right mouse button while the cursor is over any part of the viewer (except the scrollbars).
On some browsers (Internet Explorer 8), a user can also cause the viewer to raise this event by pressing the context menu button on the keyboard.
The event argument be an instance of the client Javascript "ImageGear.Web.UI.MouseEventArgs" object, containing information useful specifically for image viewing operations, as well as the original ASP.NET client framework event.