form1.frm

很好的教程原代码！

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  '窗口缺省
   Begin VB.CommandButton Command1 
      Caption         =   "拨号62755372"
      Height          =   495
      Left            =   1320
      TabIndex        =   0
      Top             =   1320
      Width           =   1575
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
' 函数声明
Private Declare Function tapiRequestMakeCall Lib "TAPI32.DLL" _
(ByVal DestAddr$, _
ByVal AppName As String, _
ByVal CalledParty As String, _
ByVal Comment As String _
) As Long

'电话拨号函数
'第一个参数为电话号码
'第二个参数为对方信息
Public Sub CallPhone(Number As String, Name As String)
    Dim lRes As Long
    ' 如果电话号码为空
    If (Trim(Number) = "") Then
        Exit Sub
    End If
' 给用户提示
If (MsgBox("About to call " & Trim(Name) & " at phone number " & Trim(Number) & vbCrLf _
& "Do it?", vbYesNo, App.Title) = vbYes) Then
       ' 拨号
        lRes = tapiRequestMakeCall(Trim(Number), App.Title, Trim(Name), "")
        Debug.Print Now; " CallPhone -> tapiRequestMakeCall Result code = "; lRes
    End If
End Sub
Private Sub Command1_Click()
    CallPhone 62755372, "Wang"
End Sub