public delegate void BeforeRefreshDataEventHandler(
	Object sender,
	DashboardBeforeRefreshDataArgs e
)

Public Delegate Sub BeforeRefreshDataEventHandler ( 
	sender As Object,
	e As DashboardBeforeRefreshDataArgs
)

public delegate void BeforeRefreshDataEventHandler(
	Object^ sender, 
	DashboardBeforeRefreshDataArgs^ e
)

function(sender, e);