UINavMenuOnNodeRightSymbolClick 委托

public delegate void OnNodeRightSymbolClick(
	Object sender,
	TreeNode node,
	int index,
	int symbol
)

Public Delegate Sub OnNodeRightSymbolClick ( 
	sender As Object,
	node As TreeNode,
	index As Integer,
	symbol As Integer
)

type OnNodeRightSymbolClick = 
    delegate of 
        sender : Object * 
        node : TreeNode * 
        index : int * 
        symbol : int -> unit