AtContext 
  constructor(accessibleRole: AccessibleRole, accessible: Accessible, display: <Error class: unknown class>)(source)
Creates a new GtkATContext instance for the given accessible role, accessible instance, and display connection.
The GtkATContext implementation being instantiated will depend on the platform.
Return
the GtkATContext
Parameters
accessibleRole 
the accessible role used by the GtkATContext
accessible
the GtkAccessible implementation using the GtkATContext
display
the GdkDisplay used by the GtkATContext
constructor(gtkAtContextPointer: <Error class: unknown class><<Error class: unknown class>>)(source)