C# treeview右键菜单、选中节点

private void treeView1_MouseDown(object sender,System.Windows.Forms.MouseEventArgs e){

if(e.Button==MouseButtons.Right){

TreeNode tn=treeView1.GetNodeAt(e.X,e.Y);

if(tn!=null){

treeView1.SelectedNode=tn;

}

}

}

http://wenku.baidu.com/view/605da75aad02de80d4d84024.html

http://hi.baidu.com/linzi1128/item/d926991444f9be25f7625c7f

http://www.cnblogs.com/imihiroblog/archive/2012/06/02/2531949.html