call.vb

三汇CTI示例程序源码

Public Class Form1
    Inherits System.Windows.Forms.Form

    Public ChInfo(1000) As CH_INFO
    Public nMaxCh As Short                                 'maximum channel

#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 ChGrid As AxMSFlexGridLib.AxMSFlexGrid
    Friend WithEvents Button1 As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(Form1))
        Me.ChGrid = New AxMSFlexGridLib.AxMSFlexGrid
        Me.Button1 = New System.Windows.Forms.Button
        CType(Me.ChGrid, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'ChGrid
        '
        Me.ChGrid.Location = New System.Drawing.Point(16, 16)
        Me.ChGrid.Name = "ChGrid"
        Me.ChGrid.OcxState = CType(resources.GetObject("ChGrid.OcxState"), System.Windows.Forms.AxHost.State)
        Me.ChGrid.Size = New System.Drawing.Size(432, 272)
        Me.ChGrid.TabIndex = 0
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(352, 304)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(88, 23)
        Me.Button1.TabIndex = 1
        Me.Button1.Text = "Quit"
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(480, 340)
        Me.ControlBox = False
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.ChGrid)
        Me.MaximizeBox = False
        Me.Name = "Form1"
        Me.Text = "Form1"
        CType(Me.ChGrid, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)

    End Sub

#End Region
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        SsmCloseCti() 'Close board driver
        Me.Close()
    End Sub
    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim i As Short

        Dim EventSet As EVENT_SET_INFO

        If InitCtiBoard() Then

            'Set event-driven mode
            EventSet.dwWorkMode = 3
            EventSet.lpHandlerParam = Me.Handle.ToInt32

            If (SsmSetEvent(-1, -1, True, EventSet) = -1) Then
                MsgBox("Fail to call SsmSetEvent")
            End If
            Call InitCircuitListCtrl()
            Call UpdateCircuitListCtrl()
        End If
    End Sub

    Function InitCtiBoard() As Boolean
        Dim ErrMsg As String
        Dim szConfig As String
        Dim szIndex As String
        Dim i As Short
        Dim nDirection As Int32

        szConfig = System.IO.Directory.GetCurrentDirectory() + "\ShConfig.ini"
        szIndex = System.IO.Directory.GetCurrentDirectory() + "\ShIndex.ini"
        'Load configuration file and initialize system
        If (SsmStartCti(szConfig, szIndex) <> 0) Then
            SsmGetLastErrMsg(ErrMsg)
            MsgBox(ErrMsg)
            InitCtiBoard = False
        Else

            'Judge if the number of initialized boards is the same as
            '         that of boards specified in the configuration file
            If (SsmGetMaxUsableBoard() <> SsmGetMaxCfgBoard()) Then
                SsmGetLastErrMsg(ErrMsg)   ' Get error message
                MsgBox(ErrMsg)
                InitCtiBoard = False
            Else
                'Get the maximum number of the monitored circuits
                nMaxCh = SsmGetMaxCh()
                If (nMaxCh = -1) Then
                    MsgBox("Fail to call SsmGetMaxCh")
                End If

                For i = 0 To nMaxCh - 1
                    ChInfo(i).nEnCalled = False
                    If SsmGetAutoCallDirection(i, nDirection) = 1 Then
                        'ENG:Enable automatic call progress
                        If (nDirection = 0 Or nDirection = 2) Then 'enable call in
                            ChInfo(i).nStep = TrkChState.TRK_IDLE
                            ChInfo(i).nEnCalled = True
                            ChInfo(i).nTimer = -1
                            ChInfo(i).szCallerId = New System.Text.StringBuilder(20)
                        End If
                    End If

                Next i

                InitCtiBoard = True
            End If
        End If
    End Function

    Public Sub InitCircuitListCtrl()
        Dim i As Short
        Me.ChGrid.Cols = 4
        Me.ChGrid.Row = 0

        Me.ChGrid.Col = 0
        Me.ChGrid.Text = "Ch"

        Me.ChGrid.Col = 1
        Me.ChGrid.Text = "ChState"

        Me.ChGrid.Col = 2
        Me.ChGrid.Text = "CallerId"

        Me.ChGrid.Col = 3
        Me.ChGrid.Text = "DTMF"

        Me.ChGrid.set_ColWidth(0, 45 * 12)
        Me.ChGrid.set_ColWidth(1, 190 * 12)
        Me.ChGrid.set_ColWidth(2, 150 * 12)
        Me.ChGrid.set_ColWidth(3, 150 * 12)

        Me.ChGrid.Rows = 1
        For i = 0 To nMaxCh - 1
            If ChInfo(i).nEnCalled Then Me.ChGrid.AddItem((Str(i)))
        Next i

    End Sub

    Public Sub UpdateCircuitListCtrl()
        Dim szNewStat As String
        Dim szOldStat As String
        Dim i As Short
        Dim nIndex As Short

        nIndex = 0

        For i = 0 To nMaxCh - 1
            If ChInfo(i).nEnCalled Then
                Select Case (ChInfo(i).nStep)
                    Case TrkChState.TRK_IDLE
                        szNewStat = "Idle"
                    Case TrkChState.TRK_WAIT_CONNECT
                        szNewStat = "Connecting…"
                    Case TrkChState.TRK_CHECK_PLAY_WELCOME
                        szNewStat = "Playing welcome"
                    Case TrkChState.TRK_CHECK_PLAY_SELECT
                        szNewStat = "Waiting for select"
                    Case TrkChState.TRK_CHECK_REC_START
                        szNewStat = "Waiting for starting"
                    Case TrkChState.TRK_CHECK_REC_END
                        szNewStat = "Recording"
                    Case TrkChState.TRK_CHECK_PLAY_RECORD
                        szNewStat = "Playing record"
                    Case TrkChState.TRK_CHECK_PLAY_BYEBYE
                        szNewStat = "Playing Byebye"

                End Select

                szOldStat = Me.ChGrid.get_TextMatrix(nIndex + 1, 1)
                If (szOldStat <> szNewStat) Then
                    Me.ChGrid.set_TextMatrix(nIndex + 1, 1, szNewStat)
                End If

                szOldStat = Me.ChGrid.get_TextMatrix(nIndex + 1, 2)
                If (szOldStat <> ChInfo(i).szCallerId.ToString()) Then
                    Me.ChGrid.set_TextMatrix(nIndex + 1, 2, ChInfo(i).szCallerId.ToString())
                End If

                szOldStat = Me.ChGrid.get_TextMatrix(nIndex + 1, 3)
                If (szOldStat <> ChInfo(i).szDtmf) Then
                    Me.ChGrid.set_TextMatrix(nIndex + 1, 3, ChInfo(i).szDtmf)
                End If

                nIndex = nIndex + 1
            End If
        Next i
    End Sub


    Protected Overrides Sub WndProc(ByRef uMsg As Message)
        Dim nCh As Int32
        Dim i As Int32
        Dim nEventCode As Int32
        Dim nNewState As Int32
        Dim cNewDtmf As String
        Dim WM_USER As Int32 = &H400

        'Adopt windows message mechanism
        '           windows message code：event code + &H400(WM_USER)
        If (uMsg.Msg > WM_USER) Then
            nEventCode = uMsg.Msg - WM_USER
            Select Case nEventCode