Question

如何用vb处理树形结构

Answer 1

树状结构使用treeview实现，控件添加方法：右击“工具箱”-“部件”-microsoft windows common controls 6.0-确定，应用
下面是简单的添加删除方法，
Option Explicit
‘添加项目
Private Sub Command1_Click()
Dim nodx As Node
Set nodx = TreeView1.Nodes.Add(, , "zf", "紫风无痕关系（双击收起）")
Set nodx = TreeView1.Nodes.Add("zf", tvwChild, "zfwife", "老婆")
Set nodx = TreeView1.Nodes.Add("zf", tvwChild, "zflover", "情人")
Set nodx = TreeView1.Nodes.Add("zf", tvwChild, "zffriend", "朋友")
Set nodx = TreeView1.Nodes.Add("zfwife", tvwChild, "lp1", "大老婆")
Set nodx = TreeView1.Nodes.Add("zfwife", tvwChild, "lp2", "二老婆")
Set nodx = TreeView1.Nodes.Add("zfwife", tvwChild, "lp3", "三老婆")
Set nodx = TreeView1.Nodes.Add("zfwife", tvwChild, "lp4", "四老婆")
Set nodx = TreeView1.Nodes.Add("zfwife", tvwChild, "lp5", "五老婆")
Set nodx = TreeView1.Nodes.Add("zflover", tvwChild, "qr1", "1号情人")
Set nodx = TreeView1.Nodes.Add("zflover", tvwChild, "qr2", "2号情人")
Set nodx = TreeView1.Nodes.Add("zflover", tvwChild, "qr3", "3号情人")
Set nodx = TreeView1.Nodes.Add("zffriend", tvwChild, "py1", "张三")
Set nodx = TreeView1.Nodes.Add("zffriend", tvwChild, "py2", "李四")
Set nodx = TreeView1.Nodes.Add("zffriend", tvwChild, "py3", "王麻子")
Set nodx = TreeView1.Nodes.Add("py1", tvwChild, "pylp1", "张三的老婆")
Set nodx = TreeView1.Nodes.Add("py1", tvwChild, "pylp2", "张三的孩子")
nodx.EnsureVisible
End Sub
'删除代码
Private Sub Command2_Click()
MsgBox ("将要删除" & TreeView1.SelectedItem.Text)
TreeView1.Nodes.Remove (TreeView1.SelectedItem.Index)
End Sub