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| using System;
using System.Collections;
using System.Collections.Generic;
using System.Drawing;
using System.Windows.Forms;
using System.IO.Ports;
using System.IO;
using System.Text;
using System.Linq;
using System.Xml.Linq;
using System.Reflection;
using System.Management;
using Microsoft.Win32;
using System.Globalization;
namespace TrakerCfgSoft
{
/// <summary>
/// Description of MainForm.
/// </summary>
public partial class GPSForm : Form
{
//List<string> listofport=new List<string>();
//List<string> listofdevice=new List<string>();
SerialPort mySerialPort;
XElement trackerlist=new XElement(new XElement ("trackers"));
Assembly assembly;
Type type;
MethodInfo method;
public GPSForm()
{
InitializeComponent();
}
private void MainFormLoad(object sender, EventArgs e)
{
mySerialPort = new SerialPort();
}
private void port_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
// Event for receiving data
// Read the buffer to text box.
this.Invoke(new EventHandler(DoUpdate));
}
private void DoUpdate(object s, EventArgs e)
{
//Then, the textbox always display new messages when they arrive.
//txResponse.Text = txResponse.Text + mySerialPort.ReadExisting();
txResponse.AppendText(mySerialPort.ReadExisting());
}
private void btSend_Click(object sender, EventArgs e)
{
// Button to send test data
try
{
string commandeaffiche = "===> " + txSend.Text+"\n";
txResponse.SelectionColor = Color.Firebrick;
txResponse.AppendText(commandeaffiche);
txResponse.SelectionColor = Color.Black;
string data = txSend.Text + (char)13; //where 13 is the <CR> ASCII code.
byte[] commande = Encoding.ASCII.GetBytes(data);
mySerialPort.Write(commande, 0, commande.Length);
//txResponse.Text = txResponse.Text + txSend.Text;
}
catch (Exception sendex)
{
MessageBox.Show(sendex.ToString());
}
}
void BtOpenClick(object sender, EventArgs e)
{
if (mySerialPort.IsOpen == false)
{
//paramètres de connexion
mySerialPort.PortName = txPort.Text.ToUpper();
mySerialPort.BaudRate = 57600;
mySerialPort.Parity = Parity.None;
mySerialPort.StopBits = StopBits.One;
mySerialPort.DataBits = 8;
mySerialPort.Handshake = Handshake.None;
mySerialPort.DtrEnable = true;
mySerialPort.DataReceived += new SerialDataReceivedEventHandler(port_DataReceived);//to get messages from the port.
mySerialPort.Open();
StatusLabel.Text = "Port Ouvert.";
}
}
void BtCloseClick(object sender, EventArgs e)
{
//To close the connection
mySerialPort.Close();
StatusLabel.Text = "Port Fermé.";
}
private void portList_SelectedIndexChanged(object sender, EventArgs e)
{
//Send the selected item port(DeviceID from listofport) in the txPort textbox
//
//txPort.Text = (listofport[(portList.SelectedIndex)]).ToString();
string port = (from element in trackerlist.Elements("port") where element.Attribute("ident").Value == (string)portList.SelectedItem select element.Attribute("port").Value).First().ToString();
txPort.Text=port;
}
private void portList_Update(object sender, EventArgs e)
{
//empty the two lists
//listofdevice.Clear();
//listofport.Clear();
//will scan the serialports to get DeviceID (ports COMx) and Name of the connected device
try
{
ManagementObjectSearcher searcher =
new ManagementObjectSearcher("root\\CIMV2",
"SELECT * FROM Win32_SerialPort");
foreach (ManagementObject queryObj in searcher.Get())
{
//listofport.Add(Convert.ToString(queryObj["DeviceID"]));
//listofdevice.Add(Convert.ToString(queryObj["Name"]));
string model = Convert.ToString(queryObj["Name"]);
GetDriver(model);
try
{
trackerlist.Add(
(new XElement("tracker",
new XAttribute("model", model),
new XAttribute("port", Convert.ToString(queryObj["DeviceID"])),
new XAttribute("ident", method.ToString()))));
}
catch
{
trackerlist.Add(
(new XElement("tracker",
new XAttribute("model", model),
new XAttribute("port", Convert.ToString(queryObj["DeviceID"])),
new XAttribute("ident", "Connexion non identifiable"))));
}
}
}
catch (ManagementException me)
{
MessageBox.Show("An error occurred while querying for WMI data: " + me.Message);
}
//refill the porList with the ports scan result
portList.Items.Clear();
//portList.Items.AddRange((string[])listofdevice.ToArray());
var tracklist = (from element in trackerlist.Elements("ident") select trackerlist.Attribute("ident").Value).ToList();
tracklist.ToList().ForEach(v => portList.Items.Add(v));
}
private void txSend_KeyPress(object sender, KeyPressEventArgs e)
{
//initiate btSend_Click event when press the Return or Enter keys
if (e.KeyChar == (char)Keys.Return || e.KeyChar == (char)Keys.Enter)
btSend_Click(sender,e);
}
private void txResponse_TextChanged(object sender, EventArgs e)
{
//to scroll the text to last line
txResponse.SelectionStart = txResponse.Text.Length;
txResponse.ScrollToCaret();
txResponse.Refresh();
}
public void GetDriver(string model)
{
if (model.Contains("AVL VT-SERIAL"))
{
assembly = Assembly.LoadFrom("AVL_VT_SERIAL.dll");
//else if (model.Contains("Port de communication"))
// assembly = Assembly.LoadFrom("X8.dll");
type = assembly.GetType("AVL_VT_SERIAL.Base");
method = type.GetMethod("GetId", System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Public);
}
}
}
} |
un problème de Reflection.
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Pas de questions techniques par MP ! Le forum est là pour ça...
Tutoriels : 
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