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开发来电显示及录音程序的C#范例
chen在2010/3/7发表,被浏览9126 此文章共有 2 1 2
功能:
(1)来电显示,并把来电记录保存到数据库;
(2)可设置状态,让来电显示管理器自动录音,并把声音文件名保存到数据库。

源程序JDTest.rar:(点击下载

控件包JDComPort.rar(点击下载

详情请看:来电管理设备的ActiveX控件(OCX)开发文档

相关文档:C#来电显示管理器开发示例程序

源代码如下:





using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Runtime.InteropServices;
using System.Data.OleDb;

namespace JDTest
{
    public partial class Form1 : Form
    {
        const byte DEVCOUNT = 4; //1个来电盒最多可连接4条电话线
        public string dbFileName, wavPath;
        public TPressKey[] aPK = new TPressKey[DEVCOUNT]; //记录每条电话线的状态
      
        public void InitAPK()
        {
            for (byte i = 0; i < DEVCOUNT; i++)
            {
                if (aPK[i] == null) aPK[i] = new TPressKey();
                aPK[i].initPressKey();
            }
        }

        public TPressKey FindPKey(string devid)
        {
            for (byte i = 0; i < DEVCOUNT; i++)
                if (aPK[i].devid == devid)
                    return aPK[i];

            for (byte i = 0; i < DEVCOUNT; i++)
                if (aPK[i].devid == "")
                {
                    aPK[i].devid = devid;
                    aPK[i].t = DateTime.Now;
                    return aPK[i];
                }

            return aPK[0];
        }

        public TPressKey FindDialPK()
        {
            for (byte i = 0; i < DEVCOUNT; i++)
                if (aPK[i].b == JDStatus.Dial)
                    return aPK[i];
            return aPK[0];
        }
        //--------------------------------------------------------------------

        public Form1()
        {
            InitializeComponent();
            dbFileName = System.Windows.Forms.Application.StartupPath + "\\db1.mdb";
            wavPath = System.Windows.Forms.Application.StartupPath + "\\Rec\\";
            IniFile ini = new IniFile("JD2000ocx.ini");
            if (ini.IniExistFile())
                wavPath = ini.IniReadValue("System", "WavFilePath", wavPath);
        }

        private void button1_Click(object sender, EventArgs e)
        {
            //设置来电管理器连接端口,第一次连接时使用
            axJDComponent1.SetupPorts();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            axJDComponent1.Open();
        }


        private void button3_Click(object sender, EventArgs e)
        {
            //设置录音方式
            axJDComponent1.SetSate();
        }

        private void axJDComponent1_OnOpen(object sender, EventArgs e)
        {
            textBox1.Text = "JD Open\r\n";
            InitAPK();
        }

        private void axJDComponent1_OnClose(object sender, EventArgs e)
        {
            textBox1.Text += "JD Close\r\n";
        }

        private string connectionString()
        {
            return "Provider=Microsoft.Jet.OLEDB.4.0; User ID=Admin; Password=; Data Source=" + dbFileName;
        }

        private string appendRecord(string devid, string s, DateTime t)
        {
            string id = DateTime.Now.ToString("yyMMddhhmmssfff");
            OleDbConnection conn = new OleDbConnection(connectionString());
            conn.Open();
            OleDbCommand cmd = new OleDbCommand("Insert Into Tele (id, devid, s, t) Values('" + id + "','" + devid + "','" + s + "',CDate('" + t.ToString("yyyy-MM-dd hh:mm:ss") + "'))", conn);
            cmd.ExecuteNonQuery();
            conn.Close();
            return id;
        }

        private void updateRecord(TPressKey pk)
        {
            OleDbConnection conn = new OleDbConnection(connectionString());
            conn.Open();
            string str = "Update Tele Set k=" + ((int)pk.b).ToString();
            if (File.Exists(wavPath + pk.wavfile))
                str += ", wav='" + pk.wavfile + "'";
            str += " Where id='" + pk.id + "'";
            if (pk.b==JDStatus.Talk)
                str += " and devid='" + pk.devid + "'";
            //textBox1.AppendText(str + "\r\n");
            OleDbCommand cmd = new OleDbCommand(str, conn);
            cmd.ExecuteNonQuery();
            conn.Close();
            //textBox1.AppendText("Update Success!\r\n");
        }


        private void axJDComponent1_OnRead(object sender, AxJDCompPort.IJDComponentEvents_OnReadEvent e)
        {
            //当有电话打入时
            DateTime t = DateTime.FromOADate(e.t);
            TPressKey pk;
            if (e.devid == "D")
                pk = FindDialPK();
            else
                pk = FindPKey(e.devid);
            pk.wavfile = e.waveFile;
            pk.id = appendRecord(e.devid, e.s, t);
            textBox1.AppendText(e.devid + "  " + e.s + "  " + t.ToString("MM-dd hh:mm:ss") + "\r\n");
            //textBox1.AppendText(pk.devid+" : "+pk.wavfile + "\r\n");
        }

        private void axJDComponent1_OnKeyPress(object sender, AxJDCompPort.IJDComponentEvents_OnKeyPressEvent e)
        {
            textBox1.AppendText(e.devid + "  " + e.key + "\r\n");
            TPressKey pk = FindPKey(e.devid);

            switch (e.key)
            {
                case "R":   //响铃
                    pk.setStatus(JDStatus.Ring);
                    break;
                case "T":   //提取话筒
                    if ((pk.b == JDStatus.Ring) & (pk.keyInterval() < 3000)) //3秒内
                    {
                        if (pk.id != "")
                        {
                            textBox1.AppendText(e.devid + "  " + "接听来电" + "\r\n");
                            updateRecord(pk);
                        }
                        pk.setStatus(JDStatus.Talk);   //来电已接听
                    }
                    else
                    {
                        pk.setStatus(JDStatus.Dial);
                    }
                    break;
                case "H":   //放下话筒
                    if (File.Exists(wavPath + pk.wavfile))
                    {
                        textBox1.AppendText("录音:" + pk.wavfile + "\r\n");
                        updateRecord(pk);
                    }
                    pk.id = "";
                    pk.wavfile = "";
                    pk.setStatus(JDStatus.Idel);
                    break;
            }
        }


        //=====================================================================

        public class IniFile
        {
            //文件INI名称
            public string Path;

            ////声明读写INI文件的API函数
            [DllImport("kernel32")]
            private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);

            [DllImport("kernel32")]
            private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);
            
            [DllImport("kernel32")]
            private static extern void GetWindowsDirectory(StringBuilder WinDir, int count);


            //类的构造函数,传递INI文件名
            public IniFile(string inipath)
            {
                if ((inipath.Substring(2,1)==":")||(inipath.StartsWith("\\\\")))
                    Path = inipath;
                else
                    Path = getWindowsDir() + "\\" + inipath;
            }

            public string getWindowsDir()
            {
                StringBuilder temp = new StringBuilder(255);
                GetWindowsDirectory(temp, 255);
                return temp.ToString();
            }

        
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