我可以从电脑向手机发送短信，但我无法从电脑发送多条短信。此代码运行成功，我正在通过 AT 命令发送消息，我搜索了谷歌甚至在 stackoverflow 中，给出的信息与我的要求不匹配，所以我正在编写下面的代码，如果你能给我一些建议，请告诉我。如果您想问我任何其他问题，请告诉我。
SMSForm.cs 文件
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.IO.Ports;
using Queue.Classes;
namespace Queue
{
public partial class SmsForm : Form
{
public SmsForm()
{
InitializeComponent();
}
#region Private Variables
SerialPort port = new SerialPort();
clsSMS objclsSMS = new clsSMS();
ShortMessageCollection objShortMessageCollection = new ShortMessageCollection();
#endregion
#region Private Methods
#region Write StatusBar
private void WriteStatusBar(string status)
{
statusBar1.Text = "Message: " + status;
}
#endregion
#endregion
private void btnOK_Click(object sender, EventArgs e)
{
try
{
//Open communication port
this.port = objclsSMS.OpenPort(this.cboPortName.Text, Convert.ToInt32(this.cboBaudRate.Text), Convert.ToInt32(this.cboDataBits.Text), Convert.ToInt32(this.txtReadTimeOut.Text), Convert.ToInt32(this.txtWriteTimeOut.Text));
if (this.port != null)
{
this.gboPortSettings.Enabled = false;
//MessageBox.Show("Modem is connected at PORT " + this.cboPortName.Text);
this.statusBar1.Text = "Modem is connected at PORT " + this.cboPortName.Text;
//Add tab pages
this.tabSMSapplication.TabPages.Add(tabPage2);
// this.tabSMSapplication.TabPages.Add(tbReadSMS);
// this.tabSMSapplication.TabPages.Add(tbDeleteSMS);
this.lblConnectionStatus.Text = "Connected at " + this.cboPortName.Text;
this.btnDisconnect.Enabled = true;
}
else
{
//MessageBox.Show("Invalid port settings");
this.statusBar1.Text = "Invalid port settings";
}
}
catch (Exception ex)
{
ErrorLog(ex.Message);
}
}
private void SmsForm_Load(object sender, EventArgs e)
{
try
{
#region Display all available COM Ports
string[] ports = SerialPort.GetPortNames();
// Add all port names to the combo box:
foreach (string port in ports)
{
this.cboPortName.Items.Add(port);
}
#endregion
//Remove tab pages
this.tabSMSapplication.TabPages.Remove(tabPage2);
// this.tabSMSapplication.TabPages.Remove(tbReadSMS);
// this.tabSMSapplication.TabPages.Remove(tbDeleteSMS);
this.btnDisconnect.Enabled = false;
}
catch (Exception ex)
{
ErrorLog(ex.Message);
}
}
private void btnDisconnect_Click(object sender, EventArgs e)
{
try
{
this.gboPortSettings.Enabled = true;
objclsSMS.ClosePort(this.port);
//Remove tab pages
this.tabSMSapplication.TabPages.Remove(tabPage2);
// this.tabSMSapplication.TabPages.Remove(tbReadSMS);
// this.tabSMSapplication.TabPages.Remove(tbDeleteSMS);
this.lblConnectionStatus.Text = "Not Connected";
this.btnDisconnect.Enabled = false;
}
catch (Exception ex)
{
ErrorLog(ex.Message);
}
}
#region Error Log
public void ErrorLog(string Message)
{
StreamWriter sw = null;
try
{
WriteStatusBar(Message);
string sLogFormat = DateTime.Now.ToShortDateString().ToString() + " " + DateTime.Now.ToLongTimeString().ToString() + " ==> ";
//string sPathName = @"E:\";
string sPathName = @"SMSapplicationErrorLog_";
string sYear = DateTime.Now.Year.ToString();
string sMonth = DateTime.Now.Month.ToString();
string sDay = DateTime.Now.Day.ToString();
string sErrorTime = sDay + "-" + sMonth + "-" + sYear;
sw = new StreamWriter(sPathName + sErrorTime + ".txt", true);
sw.WriteLine(sLogFormat + Message);
sw.Flush();
}
catch (Exception ex)
{
ErrorLog(ex.ToString());
}
finally
{
if (sw != null)
{
sw.Dispose();
sw.Close();
}
}
}
#endregion
private void sendsms_Click(object sender, EventArgs e)
{
try
{
if (objclsSMS.sendMsg(this.port, this.sim.Text, this.mssging.Text))
{
//MessageBox.Show("Message has sent successfully");
this.statusBar1.Text = "Message has sent successfully";
}
else
{
//MessageBox.Show("Failed to send message");
this.statusBar1.Text = "Failed to send message";
}
}
catch (Exception ex)
{
ErrorLog(ex.Message);
}
}
}
}
这是发送短信的类
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO.Ports;
using System.Threading;
using System.Text.RegularExpressions;
namespace Queue.Classes
{
public class clsSMS
{
#region Open and Close Ports
//Open Port
public SerialPort OpenPort(string p_strPortName, int p_uBaudRate, int p_uDataBits, int p_uReadTimeout, int p_uWriteTimeout)
{
receiveNow = new AutoResetEvent(false);
SerialPort port = new SerialPort();
try
{
port.PortName = p_strPortName; //COM1
port.BaudRate = p_uBaudRate; //9600
port.DataBits = p_uDataBits; //8
port.StopBits = StopBits.One; //1
port.Parity = Parity.None; //None
port.ReadTimeout = p_uReadTimeout; //300
port.WriteTimeout = p_uWriteTimeout; //300
port.Encoding = Encoding.GetEncoding("iso-8859-1");
port.DataReceived += new SerialDataReceivedEventHandler(port_DataReceived);
port.Open();
port.DtrEnable = true;
port.RtsEnable = true;
}
catch (Exception ex)
{
throw ex;
}
return port;
}
//Close Port
public void ClosePort(SerialPort port)
{
try
{
port.Close();
port.DataReceived -= new SerialDataReceivedEventHandler(port_DataReceived);
port = null;
}
catch (Exception ex)
{
throw ex;
}
}
#endregion
//Execute AT Command
public string ExecCommand(SerialPort port, string command, int responseTimeout, string errorMessage)
{
try
{
port.DiscardOutBuffer();
port.DiscardInBuffer();
receiveNow.Reset();
port.Write(command + "\r");
string input = ReadResponse(port, responseTimeout);
if ((input.Length == 0) || ((!input.EndsWith("\r\n> ")) && (!input.EndsWith("\r\nOK\r\n"))))
throw new ApplicationException("No success message was received.");
return input;
}
catch (Exception ex)
{
throw ex;
}
}
//Receive data from port
public void port_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
try
{
if (e.EventType == SerialData.Chars)
{
receiveNow.Set();
}
}
catch (Exception ex)
{
throw ex;
}
}
public string ReadResponse(SerialPort port, int timeout)
{
string buffer = string.Empty;
try
{
do
{
if (receiveNow.WaitOne(timeout, false))
{
string t = port.ReadExisting();
buffer += t;
}
else
{
if (buffer.Length > 0)
throw new ApplicationException("Response received is incomplete.");
else
throw new ApplicationException("No data received from phone.");
}
}
while (!buffer.EndsWith("\r\nOK\r\n") && !buffer.EndsWith("\r\n> ") && !buffer.EndsWith("\r\nERROR\r\n"));
}
catch (Exception ex)
{
throw ex;
}
return buffer;
}
#region Count SMS
public int CountSMSmessages(SerialPort port)
{
int CountTotalMessages = 0;
try
{
#region Execute Command
string recievedData = ExecCommand(port, "AT", 300, "No phone connected at ");
recievedData = ExecCommand(port, "AT+CMGF=1", 300, "Failed to set message format.");
String command = "AT+CPMS?";
recievedData = ExecCommand(port, command, 1000, "Failed to count SMS message");
int uReceivedDataLength = recievedData.Length;
#endregion
#region If command is executed successfully
if ((recievedData.Length >= 45) && (recievedData.StartsWith("AT+CPMS?")))
{
#region Parsing SMS
string[] strSplit = recievedData.Split(',');
string strMessageStorageArea1 = strSplit[0]; //SM
string strMessageExist1 = strSplit[1]; //Msgs exist in SM
#endregion
#region Count Total Number of SMS In SIM
CountTotalMessages = Convert.ToInt32(strMessageExist1);
#endregion
}
#endregion
#region If command is not executed successfully
else if (recievedData.Contains("ERROR"))
{
#region Error in Counting total number of SMS
string recievedError = recievedData;
recievedError = recievedError.Trim();
recievedData = "Following error occured while counting the message" + recievedError;
#endregion
}
#endregion
return CountTotalMessages;
}
catch (Exception ex)
{
throw ex;
}
}
#endregion
#region Read SMS
public AutoResetEvent receiveNow;
public ShortMessageCollection ReadSMS(SerialPort port, string p_strCommand)
{
// Set up the phone and read the messages
ShortMessageCollection messages = null;
try
{
#region Execute Command
// Check connection
ExecCommand(port, "AT", 300, "No phone connected");
// Use message format "Text mode"
ExecCommand(port, "AT+CMGF=1", 300, "Failed to set message format.");
// Use character set "PCCP437"
ExecCommand(port, "AT+CSCS=\"PCCP437\"", 300, "Failed to set character set.");
// Select SIM storage
ExecCommand(port, "AT+CPMS=\"SM\"", 300, "Failed to select message storage.");
// Read the messages
string input = ExecCommand(port, p_strCommand, 5000, "Failed to read the messages.");
#endregion
#region Parse messages
messages = ParseMessages(input);
#endregion
}
catch (Exception ex)
{
throw ex;
}
if (messages != null)
return messages;
else
return null;
}
public ShortMessageCollection ParseMessages(string input)
{
ShortMessageCollection messages = new ShortMessageCollection();
try
{
Regex r = new Regex(@"\+CMGL: (\d+),""(.+)"",""(.+)"",(.*),""(.+)""\r\n(.+)\r\n");
Match m = r.Match(input);
while (m.Success)
{
ShortMessage msg = new ShortMessage();
//msg.Index = int.Parse(m.Groups[1].Value);
msg.Index = m.Groups[1].Value;
msg.Status = m.Groups[2].Value;
msg.Sender = m.Groups[3].Value;
msg.Alphabet = m.Groups[4].Value;
msg.Sent = m.Groups[5].Value;
msg.Message = m.Groups[6].Value;
messages.Add(msg);
m = m.NextMatch();
}
}
catch (Exception ex)
{
throw ex;
}
return messages;
}
#endregion
#region Send SMS
static AutoResetEvent readNow = new AutoResetEvent(false);
public bool sendMsg(SerialPort port, string PhoneNo, string Message)
{
bool isSend = false;
try
{
string recievedData = ExecCommand(port, "AT", 300, "No phone connected");
recievedData = ExecCommand(port, "AT+CMGF=1", 300, "Failed to set message format.");
String command = "AT+CMGS=\"" + PhoneNo + "\"";
recievedData = ExecCommand(port, command, 300, "Failed to accept phoneNo");
command = Message + char.ConvertFromUtf32(26) + "\r";
recievedData = ExecCommand(port, command, 3000, "Failed to send message"); //3 seconds
if (recievedData.EndsWith("\r\nOK\r\n"))
{
isSend = true;
}
else if (recievedData.Contains("ERROR"))
{
isSend = false;
}
return isSend;
}
catch (Exception ex)
{
throw ex;
}
}
static void DataReceived(object sender, SerialDataReceivedEventArgs e)
{
try
{
if (e.EventType == SerialData.Chars)
readNow.Set();
}
catch (Exception ex)
{
throw ex;
}
}
#endregion
}
}
这是获取和设置的另一个类：
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.IO.Ports;
using System.Threading;
using System.Text.RegularExpressions;
namespace Queue.Classes
{
public class ShortMessage
{
#region Private Variables
private string index;
private string status;
private string sender;
private string alphabet;
private string sent;
private string message;
#endregion
#region Public Properties
public string Index
{
get { return index; }
set { index = value; }
}
public string Status
{
get { return status; }
set { status = value; }
}
public string Sender
{
get { return sender; }
set { sender = value; }
}
public string Alphabet
{
get { return alphabet; }
set { alphabet = value; }
}
public string Sent
{
get { return sent; }
set { sent = value; }
}
public string Message
{
get { return message; }
set { message = value; }
}
#endregion
}
public class ShortMessageCollection : List<ShortMessage>
{
}
}