form1.vb

Visual.Basic.NET实用编程百例-47.6M.zip

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
    Friend WithEvents AxWebBrowser1 As AxSHDocVw.AxWebBrowser
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents ListBox1 As System.Windows.Forms.ListBox
    Private components As System.ComponentModel.Container

    '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。
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(Form1))
        Me.AxWebBrowser1 = New AxSHDocVw.AxWebBrowser
        Me.ListBox1 = New System.Windows.Forms.ListBox
        Me.Button1 = New System.Windows.Forms.Button
        CType(Me.AxWebBrowser1, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'AxWebBrowser1
        '
        Me.AxWebBrowser1.Enabled = True
        Me.AxWebBrowser1.Location = New System.Drawing.Point(8, 8)
        Me.AxWebBrowser1.OcxState = CType(resources.GetObject("AxWebBrowser1.OcxState"), System.Windows.Forms.AxHost.State)
        Me.AxWebBrowser1.Size = New System.Drawing.Size(680, 232)
        Me.AxWebBrowser1.TabIndex = 0
        '
        'ListBox1
        '
        Me.ListBox1.ItemHeight = 12
        Me.ListBox1.Location = New System.Drawing.Point(8, 256)
        Me.ListBox1.Name = "ListBox1"
        Me.ListBox1.Size = New System.Drawing.Size(680, 100)
        Me.ListBox1.TabIndex = 2
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(272, 376)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(150, 30)
        Me.Button1.TabIndex = 1
        Me.Button1.Text = "获取超级连接"
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(704, 421)
        Me.Controls.Add(Me.ListBox1)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.AxWebBrowser1)
        Me.Name = "Form1"
        Me.Text = "获取网页上的超链接"
        CType(Me.AxWebBrowser1, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)

    End Sub

#End Region


    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        AxWebBrowser1.Navigate2("http://www.sohu.com")  '打开网页
    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim allCol
        Dim TagName As String
        Dim allcount, i
        ListBox1.Items.Clear()  '清空列表框
        allCol = AxWebBrowser1.Document.All
        allcount = allCol.length
        For i = 0 To allcount - 1
            TagName = allCol.Item(i).TagName
            If TagName = "IMG" Or TagName = "A" Then
                TagName = TagName & " - " & allCol.Item(i).href
                ListBox1.Items.Add(TagName)  '添加列表框选项
            End If
        Next
    End Sub
End Class