文件名称:
visual basic 网络程序设计源码
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文件大小: 1021kb
下载次数: 0
上传时间: 2008-11-24
详细说明： VERSION 5.00 Begin VB.Form Form1 Caption = "Form1" ClientHeight = 3195 ClientLeft = 60 ClientTop = 345 ClientWidth = 4680 LinkTopic = "Form1" ScaleHeight = 3195 ScaleWidth = 4680 StartUpPosition = 3 'Windows Default Begin VB.CommandButton Command2 Caption = "Command2" Height = 375 Left = 1080 TabIndex = 1 Top = 1560 W idth = 2055 End Begin VB.CommandButton Command1 Caption = "Command1" Height = 375 Left = 1200 TabIndex = 0 Top = 240 Width = 1935 End End Attribute VB_Name = "Form1" Attribute VB_GlobalNameSpace = False Attribute VB_Creatable = False Attribute VB_PredeclaredId = True Attribute VB_Exposed = False Const INTERNET_DIALSTATE_DISCONNECTED = 1 Const INTERNET_AUTODIAL_FORCE_ONLINE = 1 Const INTERNET_AUTODIAL_FORCE_UNATTENDED = 2 Const INTERNET_DIAL_UNATTENDED = &H8000 Dim iHandle As Long Private Declare Function InternetDial Lib "wininet.dll" ( _ ByVal hwndParent As Long, _ ByVal lpszConnectoid As String, _ ByVal dwFlags As Long, _ lpdwConnection As Long, _ ByVal dwReserved As Long) As Long '参数dwConnection指定拨号连接句柄 Private Declare Function InternetHangUp Lib "wininet.dll" _ (ByVal dwConnection As Long, _ ByVal dwReserved As Long) As Long Private Declare Function InternetAutodial Lib "wininet.dll" _ (ByVal dwFlags As Long, ByVal dwReserved As Long) As Long Private Declare Function InternetAutodialHangup Lib "wininet.dll" _ (ByVal dwReserved As Long) As Long '初始化 Private Sub Form_Load() Command1.Caption = "拨号" Command2.Caption = "断开" End Sub '连接 Private Sub Command1_Click() '建立名称为163的连接，连接成功后连接句柄保存在iHandel中 InternetDial Me.hWnd, "163", INTERNET_AUTODIAL_FORCE_UNATTENDED, iHandle, 0 End Sub '断开 Private Sub Command2_Click() If iHandle <> 0 Then InternetHangUp iHandle, 0 iHandle = 0 End If End Sub ...展开收缩
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