Public Delegate Sub TreeViewExpandEventHandler( _
   ByVal sender As Object, _
   ByVal e As TreeViewExpandEventArgs _
) 

Dim instance As New TreeViewExpandEventHandler(AddressOf HandlerMethod)

public delegate void TreeViewExpandEventHandler( 
   object sender,
   TreeViewExpandEventArgs e
)

public delegate TreeViewExpandEventHandler( 
    sender: TObject;
    e: TreeViewExpandEventArgs
);

public delegate TreeViewExpandEventHandler( 
   sender : Object,
   e : TreeViewExpandEventArgs
)

public: __gc __delegate void TreeViewExpandEventHandler( 
   Object* sender,
   TreeViewExpandEventArgs* e
)

public delegate void TreeViewExpandEventHandler( 
   Object^ sender,
   TreeViewExpandEventArgs^ e
)