form1.vb

前几天做的,我个人觉得还不错哦,有空看看.

Imports System.IO
Public Class Form1
    Inherits System.Windows.Forms.Form

#Region " Windows 窗体设计器生成的代码 "

    Public Sub New()
        MyBase.New()

        '该调用是 Windows 窗体设计器所必需的。
        InitializeComponent()

        '在 InitializeComponent() 调用之后添加任何初始化

    End Sub

    '窗体重写 dispose 以清理组件列表。
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    'Windows 窗体设计器所必需的
    Private components As System.ComponentModel.IContainer

    '注意: 以下过程是 Windows 窗体设计器所必需的
    '可以使用 Windows 窗体设计器修改此过程。
    '不要使用代码编辑器修改它。
    Friend WithEvents StatusBar1 As System.Windows.Forms.StatusBar
    Friend WithEvents TreeView1 As System.Windows.Forms.TreeView
    Friend WithEvents Splitter1 As System.Windows.Forms.Splitter
    Friend WithEvents ListView1 As System.Windows.Forms.ListView
    Friend WithEvents ImageList1 As System.Windows.Forms.ImageList
    Friend WithEvents FileName As System.Windows.Forms.ColumnHeader
    Friend WithEvents LastAccess As System.Windows.Forms.ColumnHeader
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.components = New System.ComponentModel.Container
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(Form1))
        Me.StatusBar1 = New System.Windows.Forms.StatusBar
        Me.TreeView1 = New System.Windows.Forms.TreeView
        Me.ImageList1 = New System.Windows.Forms.ImageList(Me.components)
        Me.Splitter1 = New System.Windows.Forms.Splitter
        Me.ListView1 = New System.Windows.Forms.ListView
        Me.FileName = New System.Windows.Forms.ColumnHeader
        Me.LastAccess = New System.Windows.Forms.ColumnHeader
        Me.SuspendLayout()
        '
        'StatusBar1
        '
        Me.StatusBar1.Location = New System.Drawing.Point(0, 328)
        Me.StatusBar1.Name = "StatusBar1"
        Me.StatusBar1.Size = New System.Drawing.Size(544, 22)
        Me.StatusBar1.TabIndex = 0
        Me.StatusBar1.Text = "StatusBar1"
        '
        'TreeView1
        '
        Me.TreeView1.Dock = System.Windows.Forms.DockStyle.Left
        Me.TreeView1.ImageList = Me.ImageList1
        Me.TreeView1.Location = New System.Drawing.Point(0, 0)
        Me.TreeView1.Name = "TreeView1"
        Me.TreeView1.Nodes.AddRange(New System.Windows.Forms.TreeNode() {New System.Windows.Forms.TreeNode("我的电脑", 0, 0)})
        Me.TreeView1.Size = New System.Drawing.Size(121, 328)
        Me.TreeView1.TabIndex = 1
        '
        'ImageList1
        '
        Me.ImageList1.ImageSize = New System.Drawing.Size(16, 16)
        Me.ImageList1.ImageStream = CType(resources.GetObject("ImageList1.ImageStream"), System.Windows.Forms.ImageListStreamer)
        Me.ImageList1.TransparentColor = System.Drawing.Color.Transparent
        '
        'Splitter1
        '
        Me.Splitter1.Location = New System.Drawing.Point(121, 0)
        Me.Splitter1.Name = "Splitter1"
        Me.Splitter1.Size = New System.Drawing.Size(3, 328)
        Me.Splitter1.TabIndex = 2
        Me.Splitter1.TabStop = False
        '
        'ListView1
        '
        Me.ListView1.Columns.AddRange(New System.Windows.Forms.ColumnHeader() {Me.FileName, Me.LastAccess})
        Me.ListView1.Dock = System.Windows.Forms.DockStyle.Fill
        Me.ListView1.Location = New System.Drawing.Point(124, 0)
        Me.ListView1.Name = "ListView1"
        Me.ListView1.Size = New System.Drawing.Size(420, 328)
        Me.ListView1.TabIndex = 3
        Me.ListView1.View = System.Windows.Forms.View.Details
        '
        'FileName
        '
        Me.FileName.Text = "文件名称"
        Me.FileName.Width = 200
        '
        'LastAccess
        '
        Me.LastAccess.Text = "最后访问时间"
        Me.LastAccess.Width = 200
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(544, 350)
        Me.Controls.Add(Me.ListView1)
        Me.Controls.Add(Me.Splitter1)
        Me.Controls.Add(Me.TreeView1)
        Me.Controls.Add(Me.StatusBar1)
        Me.Name = "Form1"
        Me.Text = "Form1"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub TreeView1_AfterSelect(ByVal sender As Object, ByVal e As System.Windows.Forms.TreeViewEventArgs) Handles TreeView1.AfterSelect
        If e.Node.Text = "我的电脑" Then
            '列举驱动器
            EnumDriver(e.Node)
        Else
            '列举子文件夹。
            EnumDir(e.Node)
        End If
    End Sub

    '列举驱动器
    Private Sub EnumDriver(ByVal node As TreeNode)
        Dim drv As String
        If node.Nodes.Count = 0 Then
            For Each drv In Directory.GetLogicalDrives
                TreeView1.SelectedNode = node
                Dim tmpNode As New TreeNode
                tmpNode.Text = drv.Substring(0, drv.Length - 1)
                tmpNode.Tag = drv
                tmpNode.ImageIndex = 1
                tmpNode.SelectedImageIndex = 1

                TreeView1.SelectedNode.Nodes.Add(tmpNode)
                TreeView1.SelectedNode.Nodes(TreeView1.SelectedNode.Nodes.Count - 1).EnsureVisible()
            Next
        End If

    End Sub

    '列举子文件夹名称
    Private Sub EnumDir(ByVal node As TreeNode)
        TreeView1.SelectedNode = node
        Dim DirectoryPath As String = node.Tag.ToString()
        If node.Nodes.Count = 0 Then
            If DirectoryPath.Substring(DirectoryPath.Length - 1) <> "\" Then
                DirectoryPath += "\"
            End If

            Try
                Dim Dir As String
                For Each Dir In Directory.GetDirectories(DirectoryPath)
                    Dim tmpNode As New TreeNode
                    tmpNode.Text = Dir.Substring(Dir.LastIndexOf("\") + 1)
                    tmpNode.Tag() = Dir
                    tmpNode.ImageIndex = 2
                    tmpNode.SelectedImageIndex = 3
                    TreeView1.SelectedNode.Nodes.Add(tmpNode)
                    TreeView1.SelectedNode.Nodes(TreeView1.SelectedNode.Nodes.Count - 1).EnsureVisible()
                Next
            Catch ex As Exception
            End Try
        End If
        EnumFile(node)  '列举完文件夹之后再列表显示这个文件夹中的文件。
    End Sub

    '列举文件夹下面的文件名称
    Private Sub EnumFile(ByVal node As TreeNode)
        Dim DirectoryPath As String = node.Tag.ToString()
        If DirectoryPath.Substring(DirectoryPath.Length - 1) <> "\" Then
            DirectoryPath += "\"
        End If
        Try
            ListView1.Items.Clear()
            Dim tmpFile As String
            Dim lvItem As ListViewItem
            For Each tmpFile In Directory.GetFiles(DirectoryPath)
                lvItem = New ListViewItem(Path.GetFileName(tmpFile))   '文件名称
                lvItem.SubItems.Add(File.GetLastAccessTime(tmpFile))   '最后访问时间
                ListView1.Items.Add(lvItem)                            '将这个项目加载到ListView中
            Next
        Catch ex As Exception
        End Try
    End Sub

End Class