vb 树状图编程

【实例简介】源代码添加了vb的树状图，帮助初学者学习treeview控件

【实例截图】

【核心代码】
Private Sub Command1_Click()
MsgBox ("将要删除" & TreeView1.SelectedItem.Text)
TreeView1.Nodes.Remove (TreeView1.SelectedItem.Index)
End Sub

Private Sub Command2_Click()
For Each Node In TreeView1.Nodes
  Node.ForeColor = IIf(InStr(Node.Text, Text1.Text), vbRed, vbBlack)
Next
End Sub

Private Sub Form_Load()
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

Private Sub TreeView1_MouseUp(Button As Integer, Shift As Integer, x As Single, y As Single)

If Button = vbRightButton Then
PopupMenu mnuYourMenu
End If
End Sub