public delegate int AttachEvent(
	IntPtr eventManagerInstance,
	EventTypes eventType,
	EventCallback callback,
	IntPtr userData
)

Public Delegate Function AttachEvent ( 
	eventManagerInstance As IntPtr,
	eventType As EventTypes,
	callback As EventCallback,
	userData As IntPtr
) As Integer

public delegate int AttachEvent(
	IntPtr eventManagerInstance, 
	EventTypes eventType, 
	EventCallback^ callback, 
	IntPtr userData
)

type AttachEvent = 
    delegate of 
        eventManagerInstance : IntPtr * 
        eventType : EventTypes * 
        callback : EventCallback * 
        userData : IntPtr -> int