C#檢測有線電話來電號碼實現來電彈屏的實現方法

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在我們的程式開發中，有些行業用到有線電話的來電彈屏，而C#作為微軟的一個重要開發工具，應用廣泛，本代碼實現了C#調用DLL實現來電彈屏（以中盛有線電話來電顯示盒為例，該盒子穩定可靠，編程簡單）。

 

using ServiceDesk;using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Net;using System.Net.Sockets;using System.Runtime.InteropServices;using System.Text;using System.Threading.Tasks;using System.Windows.Forms;namespace WinF{    public partial class Form1 : Form    {
　　　　　　//最關鍵的是下面4行調用DLL的聲明        [DllImport("ZSCIDUDP.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi, EntryPoint = "ZSCIDInit")]        public static extern int ZSCIDInit(string AUDPS_IP, int AUDPS_Port, bool AIsSendState);         [DllImport("ZSCIDUDP.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi, EntryPoint = "ZSCIDFree")]        public static extern void ZSCIDFree(int ARef);        public int laidianCount { get; set; }        public int FRef { get; set; }        public void zsinit()        {            FRef = ZSCIDInit("127.0.0.1", 9013, false);//第一個參數是來電後要發到UDP監聽的IP，第二個參數是UDP監聽的連接埠號碼        }        public void zsfree()        {            if (FRef > 0)            {                ZSCIDFree(FRef);                FRef = 0;            }        }        public Form1()        {            InitializeComponent();                        UdpLisenter(); //這裡實現UDP監聽        }        private void Form1_Load(object sender, EventArgs e)        {            zsinit();        }        private void Form1_FormClosing(object sender, FormClosingEventArgs e)        {            free();        }        private void btn_init_Click(object sender, EventArgs e)        {            init();        }        private void btn_free_Click(object sender, EventArgs e)        {            free();        }        void init()        {            try            {                zsinit();                btn_free.Enabled = true;                btn_init.Enabled = false;            }            catch (Exception ex)            {                MessageBox.Show(ex.Message, "ZSCIDInit異常");            }            finally            {                txt_FRef.AppendText("初始化【FRef=" + FRef + "】" + Environment.NewLine);            }        }        void free()        {            try            {                txt_FRef.AppendText("釋放前【FRef=" + FRef + "】" + Environment.NewLine);                zsfree();                btn_free.Enabled = false;                btn_init.Enabled = true;            }            catch (Exception ex)            {                MessageBox.Show(ex.Message, "ZSCIDFree異常");            }            finally            {                txt_FRef.AppendText("釋放後【FRef=" + FRef + "】" + Environment.NewLine);            }        }               void StateHandler(string data)        {            txt_state.AppendText(data.ToString() + Environment.NewLine);        }        private void UdpLisenter()        {            Task.Factory.StartNew(() =>            {                int updPort = 9013;                UdpClient listener = new UdpClient(updPort);                listener.DontFragment = true;                listener.EnableBroadcast = true;                IPEndPoint RemoteIpEndPoint = new IPEndPoint(IPAddress.Loopback, updPort);                while (true)                {                    try                    {                        byte[] bytes = listener.Receive(ref RemoteIpEndPoint);                        string data = System.Text.Encoding.Default.GetString(bytes);                        string PhoneNumber = getnum(data);                        writelog(PhoneNumber);                    }                    catch (Exception ex)                    {                        MessageBox.Show(ex.Message);                    }                }            }, TaskCreationOptions.LongRunning | TaskCreationOptions.PreferFairness);        }        string getnum(string data)        {            string PhoneNumber = "";            if (!string.IsNullOrWhiteSpace(data))            {                string[] strs = data.Split(new string[] { "\r\n" }, StringSplitOptions.None);                foreach (string k in strs)                {                    string[] tttmp = k.Split(‘=‘);                    if (tttmp.Length > 1 && tttmp[0] == "NUM")                        PhoneNumber = tttmp[1];                }            }            return PhoneNumber;        }        void writelog(string number)        {            if (!string.IsNullOrWhiteSpace(number))            {                txt_udprecieve.AppendText("[" + laidianCount++ + "]: " + number + " " + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + Environment.NewLine);                LaidianWriter wer = new LaidianWriter();                wer.Push(number);            }        }    }    }

 

C#檢測有線電話來電號碼實現來電彈屏的實現方法