how to use TapieX component in c sharp????

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 using System.Diagnostics;

using TAPI3Lib;

using System;

using System.Data;

using System.Drawing;

using System.Windows.Forms;

using System.Collections;

using System.Reflection;

using System.Runtime.CompilerServices;

using System.Runtime.InteropServices;

using IVR_C;
 
namespace IVR_C

{

    public partial class Form1:Form

    {

        public class Form1partial : System.Windows.Forms.Form

        {

            [STAThread]

            static void Main()

            {

                Application.Run(new Form1partial());

            }

            #region "Windows Form Designer generated code "

            public Form1partial()

            {

                if (m_vb6FormDefInstance == null)

                {

                    if (m_InitializingDefInstance)

                    {

                        m_vb6FormDefInstance = this;

                    }

                    else

                    {

                        try

                        {

                            //For the start-up form, the first instance created is the default instance.

                            if (System.Reflection.Assembly.GetExecutingAssembly().EntryPoint.DeclaringType == this.GetType())

                            {

                                m_vb6FormDefInstance = this;

                            }

                        }

                        catch

                        {

                        }

                    }

                }

                //This call is required by the Windows Form Designer.

                InitializeComponent();

            }

        }

        //Form overrides dispose to clean up the component list.

        protected override void Dispose (bool Disposing)

        {

            if (Disposing)

            {

                if (!Convert.ToBoolean( components == null))

                {

                    components.Dispose();

                }

            }

            base.Dispose(Disposing);

        }

        //Required by the Windows Form Designer

        //private System.ComponentModel.Container components = null;

        public System.Windows.Forms.ToolTip ToolTip1;

        public System.Windows.Forms.TextBox EdAutoAnswerRingCount;

        public System.Windows.Forms.CheckBox CBAcceptOnOffering;

        public System.Windows.Forms.CheckBox CbAnswerOnOffering;

        public System.Windows.Forms.Label Label3;

        public System.Windows.Forms.GroupBox Frame1;

        public System.Windows.Forms.TextBox TxtLog;

        public System.Windows.Forms.Button BnClose;

        public System.Windows.Forms.Button BnOpen;

        public System.Windows.Forms.ListBox LtLines;
 
        public System.Windows.Forms.Label Label1;

//NOTE: The following procedure is required by the Windows Form Designer

        //It can be modified using the Windows Form Designer.

        //Do not modify it using the code editor.

        internal AxTAPIEXLib.AxTAPIExCtl mTAPIEx;

        [System.Diagnostics.DebuggerStepThrough()]

        private void InitializeComponent ()

        {

            this.components = new System.ComponentModel.Container();

            base.Load += new System.EventHandler(Form1_Load);

            base.Closed += new System.EventHandler(Form1_Closed);

            System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Form1partial));

            this.ToolTip1 = new System.Windows.Forms.ToolTip(this.components);

            this.Frame1 = new System.Windows.Forms.GroupBox();

            this.EdAutoAnswerRingCount = new System.Windows.Forms.TextBox();

            this.CBAcceptOnOffering = new System.Windows.Forms.CheckBox();

            this.CbAnswerOnOffering = new System.Windows.Forms.CheckBox();

            this.Label3 = new System.Windows.Forms.Label();

            this.TxtLog = new System.Windows.Forms.TextBox();

            this.BnClose = new System.Windows.Forms.Button();

            BnClose.Click += new System.EventHandler(BnClose_Click);

            this.BnOpen = new System.Windows.Forms.Button();

            BnOpen.Click += new System.EventHandler(BnOpen_Click);

            this.LtLines = new System.Windows.Forms.ListBox();

            this.Label1 = new System.Windows.Forms.Label();

            this.mTAPIEx = new AxTAPIEXLib.AxTAPIExCtl();

            mTAPIEx.OnConnected += new AxTAPIEXLib._ITAPIExEvents_OnConnectedEventHandler(mTapiex_OnConnected);

            mTAPIEx.OnDebug += new AxTAPIEXLib._ITAPIExEvents_OnDebugEventHandler(mTapiex_OnDebug);

            mTAPIEx.OnDTMF += new AxTAPIEXLib._ITAPIExEvents_OnDTMFEventHandler(mTapiex_OnDTMF);

            mTAPIEx.OnDTMFTimeOut += new AxTAPIEXLib._ITAPIExEvents_OnDTMFTimeOutEventHandler(mTAPIEx_OnDTMFTimeOut);

            mTAPIEx.OnCallStateChange += new AxTAPIEXLib._ITAPIExEvents_OnCallStateChangeEventHandler(mTAPIEx_OnCallStateChange);

            mTAPIEx.OnOffering += new AxTAPIEXLib._ITAPIExEvents_OnOfferingEventHandler(mTAPIEx_OnOffering);

            mTAPIEx.OnPlayBackComplete += new AxTAPIEXLib._ITAPIExEvents_OnPlayBackCompleteEventHandler(mTapiex_OnPlayBackComplete);

            mTAPIEx.OnRing += new AxTAPIEXLib._ITAPIExEvents_OnRingEventHandler(mTapiex_OnRing);

            this.Frame1.SuspendLayout();

            ((System.ComponentModel.ISupportInitialize)(this.mTAPIEx)).BeginInit();

            this.SuspendLayout();

            //

            //Frame1

            //

            this.Frame1.BackColor = System.Drawing.SystemColors.Control;

            this.Frame1.Controls.Add(this.EdAutoAnswerRingCount);

            this.Frame1.Controls.Add(this.CBAcceptOnOffering);

            this.Frame1.Controls.Add(this.CbAnswerOnOffering);

            this.Frame1.Controls.Add(this.Label3);

            this.Frame1.Font = new System.Drawing.Font("MS Reference Sans Serif", (float) (8.25), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.Frame1.ForeColor = System.Drawing.SystemColors.ControlText;

            this.Frame1.Location = new System.Drawing.Point(8, 72);

            this.Frame1.Name = "Frame1";

            this.Frame1.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.Frame1.Size = new System.Drawing.Size(480, 64);

            this.Frame1.TabIndex = 6;

            this.Frame1.TabStop = false;

            this.Frame1.Text = "Options";

            //

            //EdAutoAnswerRingCount

            //

            this.EdAutoAnswerRingCount.AcceptsReturn = true;

            this.EdAutoAnswerRingCount.AutoSize = false;

            this.EdAutoAnswerRingCount.BackColor = System.Drawing.SystemColors.Window;

            this.EdAutoAnswerRingCount.Cursor = System.Windows.Forms.Cursors.IBeam;

            this.EdAutoAnswerRingCount.Font = new System.Drawing.Font("Arial", (float) (8.0), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.EdAutoAnswerRingCount.ForeColor = System.Drawing.SystemColors.WindowText;

            this.EdAutoAnswerRingCount.Location = new System.Drawing.Point(136, 16);

            this.EdAutoAnswerRingCount.MaxLength = 0;

            this.EdAutoAnswerRingCount.Name = "EdAutoAnswerRingCount";

            this.EdAutoAnswerRingCount.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.EdAutoAnswerRingCount.Size = new System.Drawing.Size(25, 19);

            this.EdAutoAnswerRingCount.TabIndex = 9;

            this.EdAutoAnswerRingCount.Text = "2";

            //

            //CBAcceptOnOffering

            //

            this.CBAcceptOnOffering.BackColor = System.Drawing.SystemColors.Control;

            this.CBAcceptOnOffering.Cursor = System.Windows.Forms.Cursors.Default;

            this.CBAcceptOnOffering.Font = new System.Drawing.Font("MS Reference Sans Serif", (float) (8.25), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.CBAcceptOnOffering.ForeColor = System.Drawing.SystemColors.ControlText;

            this.CBAcceptOnOffering.Location = new System.Drawing.Point(8, 35);

            this.CBAcceptOnOffering.Name = "CBAcceptOnOffering";

            this.CBAcceptOnOffering.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.CBAcceptOnOffering.Size = new System.Drawing.Size(216, 17);

            this.CBAcceptOnOffering.TabIndex = 8;

            this.CBAcceptOnOffering.Text = "Accept on offering (for ISDN line)";

            //

            //CbAnswerOnOffering

            //

            this.CbAnswerOnOffering.BackColor = System.Drawing.SystemColors.Control;

            this.CbAnswerOnOffering.Cursor = System.Windows.Forms.Cursors.Default;

            this.CbAnswerOnOffering.Font = new System.Drawing.Font("MS Reference Sans Serif", (float) (8.25), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.CbAnswerOnOffering.ForeColor = System.Drawing.SystemColors.ControlText;

            this.CbAnswerOnOffering.Location = new System.Drawing.Point(248, 24);

            this.CbAnswerOnOffering.Name = "CbAnswerOnOffering";

            this.CbAnswerOnOffering.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.CbAnswerOnOffering.Size = new System.Drawing.Size(168, 32);

            this.CbAnswerOnOffering.TabIndex = 7;

            this.CbAnswerOnOffering.Text = "Answer on offering (for IP or digital line)";

            //

            //Label3

            //

            this.Label3.BackColor = System.Drawing.SystemColors.Control;

            this.Label3.Cursor = System.Windows.Forms.Cursors.Default;

            this.Label3.Font = new System.Drawing.Font("MS Reference Sans Serif", (float) (8.25), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.Label3.ForeColor = System.Drawing.SystemColors.ControlText;

            this.Label3.Location = new System.Drawing.Point(16, 16);

            this.Label3.Name = "Label3";

            this.Label3.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.Label3.Size = new System.Drawing.Size(121, 17);

            this.Label3.TabIndex = 4;

            this.Label3.Text = "Auto Answer after Ring";

            //

            //TxtLog

            //

            this.TxtLog.AcceptsReturn = true;

            this.TxtLog.AutoSize = false;

            this.TxtLog.BackColor = System.Drawing.SystemColors.Window;

            this.TxtLog.Cursor = System.Windows.Forms.Cursors.IBeam;

            this.TxtLog.Font = new System.Drawing.Font("MS Reference Sans Serif", (float) (8.25), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.TxtLog.ForeColor = System.Drawing.SystemColors.WindowText;

            this.TxtLog.Location = new System.Drawing.Point(0, 144);

            this.TxtLog.MaxLength = 0;

            this.TxtLog.Multiline = true;

            this.TxtLog.Name = "TxtLog";

            this.TxtLog.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.TxtLog.ScrollBars = System.Windows.Forms.ScrollBars.Both;

            this.TxtLog.Size = new System.Drawing.Size(496, 216);

            this.TxtLog.TabIndex = 5;

            this.TxtLog.Text = "";

            this.TxtLog.WordWrap = false;

            //

            //BnClose

            //

            this.BnClose.BackColor = System.Drawing.SystemColors.Control;

            this.BnClose.Cursor = System.Windows.Forms.Cursors.Default;

            this.BnClose.Enabled = false;

            this.BnClose.Font = new System.Drawing.Font("MS Reference Sans Serif", (float) (8.25), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.BnClose.ForeColor = System.Drawing.SystemColors.ControlText;

            this.BnClose.Location = new System.Drawing.Point(328, 40);

            this.BnClose.Name = "BnClose";

            this.BnClose.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.BnClose.Size = new System.Drawing.Size(97, 25);

            this.BnClose.TabIndex = 3;

            this.BnClose.Text = "Close All";

            //

            //BnOpen

            //

            this.BnOpen.BackColor = System.Drawing.SystemColors.Control;

            this.BnOpen.Cursor = System.Windows.Forms.Cursors.Default;

            this.BnOpen.DialogResult = System.Windows.Forms.DialogResult.Cancel;

            this.BnOpen.Font = new System.Drawing.Font("MS Reference Sans Serif", (float) (8.25), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.BnOpen.ForeColor = System.Drawing.SystemColors.ControlText;

            this.BnOpen.Location = new System.Drawing.Point(328, 8);

            this.BnOpen.Name = "BnOpen";

            this.BnOpen.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.BnOpen.Size = new System.Drawing.Size(97, 25);

            this.BnOpen.TabIndex = 2;

            this.BnOpen.Text = "Open All";

            //

            //LtLines

            //

            this.LtLines.BackColor = System.Drawing.SystemColors.Window;

            this.LtLines.Cursor = System.Windows.Forms.Cursors.Default;

            this.LtLines.Font = new System.Drawing.Font("MS Reference Sans Serif", (float) (8.25), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.LtLines.ForeColor = System.Drawing.SystemColors.WindowText;

            this.LtLines.ItemHeight = 15;

            this.LtLines.Location = new System.Drawing.Point(8, 24);

            this.LtLines.Name = "LtLines";

            this.LtLines.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.LtLines.Size = new System.Drawing.Size(297, 34);

            this.LtLines.TabIndex = 0;

            //

            //Label1

            //

            this.Label1.BackColor = System.Drawing.SystemColors.Control;

            this.Label1.Cursor = System.Windows.Forms.Cursors.Default;

            this.Label1.Font = new System.Drawing.Font("MS Reference Sans Serif", (float) (8.25), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.Label1.ForeColor = System.Drawing.SystemColors.ControlText;

            this.Label1.Location = new System.Drawing.Point(8, 8);

            this.Label1.Name = "Label1";

            this.Label1.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.Label1.Size = new System.Drawing.Size(113, 17);

            this.Label1.TabIndex = 1;

            this.Label1.Text = "Devices";

            //

            //mTAPIEx

            //

            this.mTAPIEx.Enabled = true;

            this.mTAPIEx.Location = new System.Drawing.Point(448, 32);

            this.mTAPIEx.Name = "mTAPIEx";

            this.mTAPIEx.OcxState = ((System.Windows.Forms.AxHost.State)(resources.GetObject("mTAPIEx.OcxState")));

            this.mTAPIEx.Size = new System.Drawing.Size(30, 30);

            this.mTAPIEx.TabIndex = 7;

            //

            //Form1

            //

            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);

            this.BackColor = System.Drawing.SystemColors.Control;

            this.CancelButton = this.BnOpen;

            this.ClientSize = new System.Drawing.Size(504, 366);

            this.Controls.Add(this.mTAPIEx);

            this.Controls.Add(this.Frame1);

            this.Controls.Add(this.TxtLog);

            this.Controls.Add(this.BnClose);

            this.Controls.Add(this.BnOpen);

            this.Controls.Add(this.LtLines);

            this.Controls.Add(this.Label1);

            this.Cursor = System.Windows.Forms.Cursors.Default;

            this.Font = new System.Drawing.Font("Arial", (float) (8.0), System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,((byte)(0)));

            this.Location = new System.Drawing.Point(4, 23);

            this.Name = "Form1";

            this.RightToLeft = System.Windows.Forms.RightToLeft.No;

            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;

            this.Text = "Simple IVRS Demo";

            this.Frame1.ResumeLayout(false);

            ((System.ComponentModel.ISupportInitialize)(this.mTAPIEx)).EndInit();

            this.ResumeLayout(false);
 
        }

        #endregion

        #region "Upgrade Support "

        private static Form1partial m_vb6FormDefInstance;

        private static bool m_InitializingDefInstance;

        public static Form1partial DefInstance

        {

            get{

                Form1partial returnValue;

                if (m_vb6FormDefInstance == null || m_vb6FormDefInstance.IsDisposed)

                {

                    m_InitializingDefInstance = true;

                    m_vb6FormDefInstance = new Form1partial();

                    m_InitializingDefInstance = false;

                }

                returnValue = m_vb6FormDefInstance;

                return returnValue;

            }

            set

            {

                m_vb6FormDefInstance = value;

            }

        }

        #endregion

        //######################################################################################

        //# Program name: Simple IVR Demo                                                      #

        //#                                                                                    #

        //# Version: v1.5                                                                      #

        //#                                                                                    #

        //# Last modification Date: Nov. 23th 2004                                             #

        //#                                                                                    #

        //# Requirements: TAPIEx control,  VOICE modem or TAPI compliant telephony device      #

        //#                                                                                    #

        //# Operating System: Windows 98, Windows ME, Windows NT 4, Windows 2000, Windows XP   #

        //#                                                                                    #

        //# Note: Under Windows NT 4 voice modems may not supported because of the lack of a   #

        //# voice capable TAPI universal modem driver.                                         #

        //#                                                                                    #

        //# Program Purpose: To demonstrate how to add telephony functions to your application #

        //# using the TAPIEx ActiveX control.                                                  #

        //#                                                                                    #

        //######################################################################################

        const string WAVE_PATH = "../../../wave_pcm/";
 
        public class CLineDevice

        {

            public string m_Name;

            public int m_ID;

            public override string ToString()

            {

                return m_Name;

            }

        }
 
        private void BnClose_Click (System.Object eventSender, System.EventArgs eventArgs)

        {

            mTAPIEx.CloseAll();

            BnOpen.Enabled = true;

            BnClose.Enabled = ! BnOpen.Enabled;

        }
 
        private void BnOpen_Click (System.Object eventSender, System.EventArgs eventArgs)

        {

            short i;

            CLineDevice lDevice;

            for (i = 0; i <= LtLines.Items.Count - 1; i++)

            {
 
                lDevice=(CLineDevice)LtLines.Items[i];

                mTAPIEx.Lines.Item(lDevice.m_ID).Open(); //Open the line

            }
 
            BnOpen.Enabled = false;

            BnClose.Enabled = ! BnOpen.Enabled;

        }
 
        private void Form1_Load (System.Object eventSender, System.EventArgs eventArgs)

        {

            TAPIEXLib.ITAPILine line;
 
            mTAPIEx.initialize(); //Initialize

            foreach (TAPIEXLib.ITAPILine tempLoopVar_line in mTAPIEx.Lines) //enumerate the line devices

            {

                line = tempLoopVar_line;

                if (Convert.ToBoolean(line.Caps.Media_Modes & TAPIEXLib.LINEMEDIAMODE.MEDIAMODE_AUTOMATEDVOICE) || Convert.ToBoolean(line.Caps.Media_Modes & TAPIEXLib.LINEMEDIAMODE.MEDIAMODE_INTERACTIVEVOICE))

                {

                    CLineDevice lDevice = new CLineDevice();

                    lDevice.m_Name = line.DeviceName;

                    lDevice.m_ID = line.DeviceID;

                    LtLines.Items.Add(lDevice);

                }

            }

        }
 
//UPGRADE_WARNING: Form event Form1.Unload has a new behavior. Click for more: 'ms-help://MS.VSCC.2003/commoner/redir/redirect.htm?keyword="vbup2065"'

        private void Form1_Closed (System.Object eventSender, System.EventArgs eventArgs)

        {

            mTAPIEx.UnInitialize();

        }
 
        private void mTapiex_OnConnected (System.Object eventSender, AxTAPIEXLib._ITAPIExEvents_OnConnectedEvent eventArgs)

        {

            eventArgs.m_Call.PlaybackFile(WAVE_PATH + "welcome.wav");

            eventArgs.m_Call.PlaybackFile(WAVE_PATH + "menu.wav");

            eventArgs.m_Call.User_Data1 = 0;

            eventArgs.m_Call.User_Data2 = 0;

        }
 
        private void mTapiex_OnDebug (System.Object eventSender, AxTAPIEXLib._ITAPIExEvents_OnDebugEvent eventArgs)

        {

            TxtLog.Text = eventArgs.msg + Convert.ToChar(13) + Convert.ToChar(10) + TxtLog.Text;

        }
 
        private void mTapiex_OnDTMF (System.Object eventSender, AxTAPIEXLib._ITAPIExEvents_OnDTMFEvent eventArgs)

        {

            if (System.Convert.ToInt32(eventArgs.m_Call.User_Data1) == 1) //"any key to hang up the call"

            {
 
                eventArgs.m_Call.StopRecord();

                eventArgs.m_Call.PlaybackFile(WAVE_PATH + "rec_end.wav");

            }

            else

            {

                switch (Convert.ToChar(eventArgs.keyCode))

                {

                    default:

                        if (Convert.ToChar(eventArgs.keyCode) == '3')

                        {
 
                            eventArgs.m_Call.StopPlayBack();

                            eventArgs.m_Call.PlaybackFile(WAVE_PATH + "Menu_Opt" + Convert.ToChar(eventArgs.keyCode) + ".wav");

                            //play the option wave

                            eventArgs.m_Call.User_Data1 = 1; //recording message, then any key to stop

                            eventArgs.m_Call.Record("rec_message_" + eventArgs.m_Call.Handle + "_.wav");

                            break;

                            //will record the user's messages

                        }

                        if (Convert.ToChar(eventArgs.keyCode) == '2')

                        {
 
                            eventArgs.m_Call.StopPlayBack();

                            eventArgs.m_Call.PlaybackFile(WAVE_PATH + "Menu_Opt" + Convert.ToChar(eventArgs.keyCode) + ".wav");

                            break;

                        }

                        if (Convert.ToChar(eventArgs.keyCode) == '1')

                        {

                            eventArgs.m_Call.StopPlayBack();

                            eventArgs.m_Call.PlaybackFile(WAVE_PATH + "Menu_Opt" + Convert.ToChar(eventArgs.keyCode) + ".wav");

                            break;
 
                        }

                        break;

                }

            }

        }
 
        private void mTAPIEx_OnDTMFTimeOut (System.Object eventSender, AxTAPIEXLib._ITAPIExEvents_OnDTMFTimeOutEvent eventArgs)

        {

            eventArgs.m_Call.DTMF_TimeOut = 0;

            eventArgs.m_Call.StopPlayBack();

            eventArgs.m_Call.PlaybackFile(WAVE_PATH + "timeout.wav");

        }
 
        //Normally for ISDN incoming calls:

        //CALLSTATE (OFFERING)

        //Accept()

        //CALLSTATE (ACCEPTED)

        //Answer()

        //CALLSTATE (CONNECTED)
 
        private void mTAPIEx_OnCallStateChange (System.Object eventSender, AxTAPIEXLib._ITAPIExEvents_OnCallStateChangeEvent eventArgs)

        {

            if ((eventArgs.newState == TAPIEXLib.TAPI_CALLSTATE.CALLSTATE_ACCEPTED) && (System.Convert.ToInt32(eventArgs.m_Call.User_Data2) == 1))

            {

                //ISDN need answer the call on accept

                eventArgs.m_Call.Answer();

                eventArgs.m_Call.User_Data2 = 0;

            }

        }
 
        private void mTAPIEx_OnOffering (System.Object eventSender, AxTAPIEXLib._ITAPIExEvents_OnOfferingEvent eventArgs)

        {

            if (System.Convert.ToBoolean(CBAcceptOnOffering.CheckState)) // for ISDN

            {

                eventArgs.m_Call.Accept( ""); // Accept the call

                eventArgs.m_Call.User_Data2 = 1;

            }
 
            if (System.Convert.ToBoolean(CbAnswerOnOffering.CheckState)) // answer the call on offering

            {

                eventArgs.m_Call.Answer();

            }

        }
 
        private void mTapiex_OnPlayBackComplete (System.Object eventSender, AxTAPIEXLib._ITAPIExEvents_OnPlayBackCompleteEvent eventArgs)

        {
 
            if (eventArgs.m_Call.ActivePlayBackFile == WAVE_PATH + "menu.wav") //after the menu wave , time 30 seconds DTMF timeout

            {

                eventArgs.m_Call.DTMF_TimeOut = 30;

            }

            else

            {

                if (eventArgs.m_Call.ActivePlayBackFile == WAVE_PATH + "rec_end.wav" | eventArgs.m_Call.ActivePlayBackFile == WAVE_PATH + "timeout.wav")

                {

                    eventArgs.m_Call.Drop();

                }

                //after the end  or timeout wave playback completed, drop the call.

            }
 
        }
 
        private void mTapiex_OnRing (System.Object eventSender, AxTAPIEXLib._ITAPIExEvents_OnRingEvent eventArgs)

        {

            System.Diagnostics.Debug.WriteLine(eventArgs.ringCount);

            if (eventArgs.ringCount >= System.Convert.ToInt16(EdAutoAnswerRingCount.Text))

            {

                eventArgs.m_Call.Answer();

            }

        }

    }

}
Oct 18 '10 #1
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how to use TapieX component in c sharp????

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