求大神 看看这段程序 总是提示没有ScrollEventArgs的命名空间或类型
using System;using System.Collections.Generic;
using
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Drawing.Drawing2D;
using System.Threading;//线程
namespace WindowsFormsApplication1
{
public partial class Form1 : Form
{
public static Form1 pCurrentWin = null;
public static String read;
private static String[] S = new string[15]; //存储促销信息
private static byte ip1 = 0x71;//IP地址
private static byte ip2 = 0x79;
private delegate void FlushClient();//代理
private static float[] int_X1 = new float[10] { 1f, 13f, 25f, 1f, 13f, 25f, 0f, 0f, 0f, 0f };//存储参考节点坐标
private static float[] int_Y1 = new float[10] { 1f, 1f, 1f, 9f, 9f, 9f, 0f, 0f, 0f, 0f };
private static int di = 0;//参考点索引
private static int data = 1;//间隔数
public static int pi = 28;// 38;//间隔像素
public static int r = pi;//参考节点半径
private static int Key;//有Key条促销信息
private static int message1;//是否循环促销信息message1=1循环
private static int sleeptime = 1000;//循环间隔
public static Bitmap bmpformfile;//背景图片
public static float scale;//背景图片放缩比例
public static Form5 f5;
private static byte[] REF_RSPXYbyteread = new byte[] {0x00 };
public static byte[] REF_RSPXYbyteread1 = new byte[] { 0x00 };
private static byte[] byteread;
private static byte[] REF_RSPHEAD=new byte[5]{0x02,0x10, 0x18, 0x0C, 0xCB };
private static byte[] PING_REQUEST = new byte[5] { 0x02, 0x00, 0x07, 0x00, 0x07 };
private static byte[] PING_RESPONSE = new byte[7] { 0x02, 0x10, 0x07, 0x02, 0x00, 0x00, 0x15 };
private static byte[] GET_DEVICE_INFO = new byte[5] { 0x02, 0x00, 0x14, 0x00, 0x14 };
public Form1()
{
InitializeComponent();
Form.CheckForIllegalCrossThreadCalls = false;
pCurrentWin = this;
}
private void 串口调试工具ToolStripMenuItem_Click(object sender, EventArgs e)
{
chuankou.Form2 f2 = new chuankou.Form2();
f2.Show();
}
private void 地图设置ToolStripMenuItem_Click(object sender, EventArgs e)
{
Form3 f3 = new Form3();
f3.ShowDialog(); ;
}
private void 商品信息查询ToolStripMenuItem_Click(object sender, EventArgs e)
{
Form4 f4 = new Form4();
f4.Owner = this;
f4.ShowDialog();
}
private void 参考节点ToolStripMenuItem_Click(object sender, EventArgs e)
{
f5 = new Form5();
f5.Owner = this;
f5.ShowDialog();
}
private void 盲节点ToolStripMenuItem_Click(object sender, EventArgs e)
{
Form6 f6 = new Form6();
f6.ShowDialog(); ;
}
private void panel1_MouseClick(object sender, MouseEventArgs e)
{
PointF contextMenuPoint = panel1.PointToClient(Control.MousePosition); //鼠标相对于contextMenuStrip1左上角的坐标
if (e.Button == MouseButtons.Right)
{
String x = Convert.ToString(contextMenuPoint.X / pi);
String y = Convert.ToString(contextMenuPoint.Y / pi);
// MessageBox.Show("确定移除?", "^_^提示");
for (int i = 0; i < 10; i++)
{
if (contextMenuPoint.X / pi >= (int_X1[i] - 0.5) && contextMenuPoint.X / pi <= (int_X1[i] + 0.5) && contextMenuPoint.Y / pi >= int_Y1[i] - 0.5 && contextMenuPoint.Y / pi <= int_Y1[i] + 0.5)
{
int_X1[i] = 0;
int_Y1[i] = 0;
panel1.Refresh();
}
}
}
else
{
/* string x = (contextMenuPoint.X / pi).ToString("0.00");
string y = (contextMenuPoint.Y / pi).ToString("0.00");
MessageBox.Show("此处坐标值为：" + "(" + x + "," + y + ")", "^_^提示");*/
}
}
private void panel1_MouseMove(object sender, MouseEventArgs e)
{
PointF contextMenuPoint = panel1.PointToClient(Control.MousePosition); //鼠标相对于contextMenuStrip1左上角的坐标
string x = (contextMenuPoint.X / pi).ToString("0.00");
string y = (contextMenuPoint.Y / pi).ToString("0.00");
label23.Text = "鼠标当前坐标：" + "(" + x + "," + y + ")";
/////////////////////////画坐标指示线
Point cpt = new Point(0, 0);//中心点
label24.Location = new Point(cpt.X + 10, Convert.ToInt32(cpt.Y + contextMenuPoint.Y)); //y
label22.Location = new Point(Convert.ToInt32(cpt.X + contextMenuPoint.X), cpt.Y + 10);//x
}
private void panel1_MouseLeave(object sender, EventArgs e)
{
label23.Visible = false;
label22.Visible = false;
label24.Visible = false;
}
private void panel1_MouseEnter(object sender, EventArgs e)
{
label23.Visible = true;
label22.Visible = true;
label24.Visible = true;
}
private void panel1_Paint(object sender, PaintEventArgs e)
{
Graphics gph = panel1.CreateGraphics();
Graphics gph1 = panel3.CreateGraphics();
Graphics gph2 = panel4.CreateGraphics();
Font fi = new Font("Tahoma", 8, FontStyle.Bold | FontStyle.Italic);
String XY;
Point cpt = new Point(0, 0);//中心点
Pen Mypen = new Pen(Color.Gray, 1);//生成画笔,蓝色，1个像素
Mypen.DashStyle = DashStyle.Dot;
int j = 0;
for (int i = 0; i <= map_X; )
{
gph.DrawLine(Mypen, cpt.X, cpt.Y + i, cpt.X + map_X, cpt.Y + i);//x画线
gph.DrawLine(Mypen, cpt.X + i, cpt.Y, cpt.X + i, cpt.Y + map_X);//y画线
XY = Convert.ToString(j);
i = i + pi;
j = j + data;
gph.DrawLine(new Pen(Color.Green, 3), 0, 0, side_Y * pi, 0);//y边界画线
gph.DrawLine(new Pen(Color.Green, 3), 0, 0, 0, side_X * pi);//x边界画线
if (j == side_X)
gph.DrawLine(new Pen(Color.Green, 3), cpt.X, cpt.Y + i, cpt.X + side_Y * pi, cpt.Y + i);//y画线
if (j == side_Y)
gph.DrawLine(new Pen(Color.Green, 3), cpt.X + i, cpt.Y, cpt.X + i, cpt.Y + side_X * pi);//x画线
}
Mypen.Dispose();
gph.Dispose();
}
private void panel3_Paint(object sender, PaintEventArgs e)
{
Graphics gph1 = panel3.CreateGraphics();
Font fi = new Font("Tahoma", 8, FontStyle.Bold | FontStyle.Italic);
String XY;
Point cpt = new Point(0, 0);//中心点
int j = 0;
for (int i = 0; i <= map_X; )
{
XY = Convert.ToString(j);
gph1.DrawString(XY, fi, new SolidBrush(Color.Black), cpt.X + i, cpt.Y);//y字
i = i + pi;
j = j + data;
}
}
private void panel4_Paint(object sender, PaintEventArgs e)
{
Graphics gph2 = panel4.CreateGraphics();
Font fi = new Font("Tahoma", 8, FontStyle.Bold | FontStyle.Italic);
String XY;
Point cpt = new Point(0, 0);//中心点
int j = 0;
for (int i = 0; i <= map_X; )
{
XY = Convert.ToString(j);
gph2.DrawString(XY, fi, new SolidBrush(Color.Black), cpt.X, cpt.Y + i);//x字
i = i + pi;
j = j + data;
}
}
private void Form1_Load(object sender, EventArgs e)
{
bmpformfile = new Bitmap(panel1.BackgroundImage);
panel1.Size = panel1.BackgroundImage.Size;
panel3.Width = panel1.BackgroundImage.Width;
map_X = panel3.Width;
panel4.Height = panel1.BackgroundImage.Height;
this.SetStyle(ControlStyles.OptimizedDoubleBuffer | ControlStyles.AllPaintingInWmPaint | ControlStyles.UserPaint, true);
this.UpdateStyles();
//以上两句是为了设置控件样式为双缓冲，这可以有效减少图片闪烁的问题，关于这个大家可以自己去搜索下
//串口的发现
string[] ports = ();//遍历串口
int i = 0;
foreach (string port in ports)
{
comboBox2.Items.Add(port);
i++;
}
if (i > 0)
{
comboBox2.SelectedIndex = 0;
}
panel3.Location = new Point(20 - panel2.HorizontalScroll.Value, 0);//水平
panel4.Location = new Point(0, 20 - panel2.VerticalScroll.Value);
///////////////////////
this.KeyPreview = true; //Enter 代替 Tab
}
private void Form1_KeyPress(object sender, KeyPressEventArgs e)
{
if (e.KeyChar == '\r')
{
SendKeys.Send("{TAB}");
e.Handled = true;
}
}
private void CrossThreadFlush()
{
while (message1 == 1)
{
//将sleep和无限循环放在等待异步的外面
Thread.Sleep(sleeptime);
ThreadFunction();
}
}
private void ThreadFunction()
{
int i = Convert.ToInt32(toolStripStatusLabel3.Text);
if (i == Key)
{
i = 0;
}
if (this.textBox1.InvokeRequired)//等待异步
{
FlushClient fc = new FlushClient(ThreadFunction);
this.Invoke(fc);//通过代理调用刷新方法
}
else
{
string s = S[i];
toolStripStatusLabel3.Text = Convert.ToString(i + 1);
byte[] byte_arr = Encoding.Default.GetBytes(s);
byte[] content = byte_arr;
byte[] head = new byte[11] { 0x02, 0x00, 0x18, Convert.ToByte(byte_arr.Length + 7), 0x0A, 0x71, 0x79, 0x0A, 0x11, 0x00, Convert.ToByte(byte_arr.Length) };
head[5] = 0xFF;//ip1;
head[6] =0xFF ;//ip2;
string a1 = string.Format("{0:X2} ", ip1);
string a2 = string.Format("{0:X2} ", ip2);
textBox16.Text = a1 + a2;
string str1 = System.Text.Encoding.Default.GetString(head) + System.Text.Encoding.Default.GetString(content);
byte[] b1 = System.Text.Encoding.Default.GetBytes(str1);
//异或
byte end = b1[1];
for (int k = 2; k < (b1.Length); k++)
{
end = Convert.ToByte(end ^ b1[k]);
}
byte[] all = new byte[b1.Length + 1];
for (int k = 0; k < (b1.Length); k++)
{
all[k] = b1[k];
}
all[b1.Length] = end;
try
{
serialPort1.Write(all, 0, all.Length);
}
catch (System.InvalidOperationException ee)
{
serialPort1.Close();
MessageBox.Show("串口被关闭", "提示");
canedit();//促销信息可编辑
}
}
}
private void canedit()
{
groupBox1.Enabled = true;
}
private void canotedit()
{
groupBox1.Enabled = false;
}
private void Message_init()
{
S[0] = "@1." + textBox1.Text + "*";
S[1] = "@2." + textBox2.Text + "*";
S[2] = "@3." + textBox3.Text + "*";
S[3] = "@4." + textBox4.Text + "*";
S[4] = "@5." + textBox5.Text + "*";
S[5] = "@6." + textBox6.Text + "*";
S[6] = "@7." + textBox7.Text + "*";
S[7] = "@8." + textBox8.Text + "*";
S[8] = "@9." + textBox9.Text + "*";
S[9] = "@10.." + textBox10.Text + "*";
S[10] = "@11.." + textBox11.Text + "*";
S[11] = "@12.." + textBox12.Text + "*";
S[12] = "@13.." + textBox13.Text + "*";
S[13] = "@14.." + textBox14.Text + "*";
S[14] = "@15.." + textBox15.Text + "*";
}
private void button2_Click(object sender, EventArgs e)
{
if (button2.Text == "发送")
{
if (this.serialPort1.IsOpen)
{
Message_init();
for (int i = 0; i < 15; i++)
{
string js = Convert.ToString(i + 1);
if (S[i] == "@" + js + ".*" | S[i] == "@" + js + "..*")
{
Key = i;
break;
}
}
if (Key != 0) //检测促销品信息是否为0条
{
int count = 0;
for (int i = 0; i < Key; i++)///检测促销品信息字数
{
string s = S[i];
byte[] byte_arr = Encoding.Default.GetBytes(s);
if (byte_arr.Length > (5 + 14 * 3))
{
MessageBox.Show("第" + Convert.ToString(i + 1) + "条促销品信息字数超过14字", "^_^提示");
count = 1;
}
}
if (count == 0)
{
message1 = 1;
sleeptime = Convert.ToInt32(comboBox3.SelectedItem);
Thread thread = new Thread(CrossThreadFlush);//创建线程
thread.IsBackground = true; ;//加上个标识后防止主线程停止后这个线程关不掉。
thread.Start();
button2.Text = "停止发送";
//////////////////////////////促销商品不可编辑
canotedit();
}
}
else
MessageBox.Show("请输入促销品信息", "^_^提示");
}
else
MessageBox.Show("串口没打开", "^_^提示");
}
else
{
button2.Text = "发送";
message1 = 0;
toolStripStatusLabel3.Text = "0";
////////////////////////////////////促销信息可编辑
canedit();
}
}
private void button3_Click(object sender, EventArgs e)
{
message1 = 0;
toolStripStatusLabel3.Text = "0";
}
private void button1_Click(object sender, EventArgs e)
{
if (button1.Text == "断开连接")
{
if (button2.Text == "发送")
{
button1.Text = "建立连接";
button7.Text = "打开接收";
Light.ForeColor = Color.DarkGray;
toolStripStatusLabel2.Text = "Location Dongle 状态：未连接！";
MessageBox.Show("已与Location Dongle断开连接！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
节点配置ToolStripMenuItem.Enabled = false;
if (this.serialPort1.IsOpen)
{
button2.Text = "发送";
message1 = 0;
toolStripStatusLabel3.Text = "0";
this.serialPort1.Close();
}
}
else
{
button2.Text = "停止发送";
}
}
else
{
try
{
/* if (this.serialPort1.IsOpen)
{
this.serialPort1.Close();
}*/
if (comboBox2.Items.Count > 0)
{
this.serialPort1.PortName = comboBox2.SelectedItem.ToString();
}
this.serialPort1.Open();
// serialPort1.DiscardInBuffer(); // 清空接收缓冲区
// serialPort1.DiscardOutBuffer();
//*PING_REQUEST
serialPort1.Write(PING_REQUEST, 0, PING_REQUEST.Length);
}
catch ( ee)
{
MessageBox.Show("没发现次串口", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
button1.Text = "建立连接";
}
catch (UnauthorizedAccessException ee)
{
MessageBox.Show("串口被占用！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Error);
button1.Text = "建立连接";
}
}
}
private void timer1_Tick(object sender, EventArgs e)
{
timer1.Stop();
if (serialPort1.BytesToRead==0)//byteread == null)
{
MessageBox.Show("与Location Dongle连接失败！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Error);
button1.Text = "建立连接";
}
}
bool SerialPortIsReceiving = false;
public void serialPort1_DataReceived(object sender, e)
{
SerialPortIsReceiving = true;
if (button7.Text != "关闭接收")
Thread.Sleep(100); //等待100毫秒充分接收数据
else
Thread.Sleep(20);
byteread = new byte[serialPort1.BytesToRead];//接收到的参考节点(x,y)
serialPort1.Read(byteread, 0, byteread.Length);
serialPort1.DiscardInBuffer();
if (byteread.Length > 3)
{
// f5 = new Form5();
string str = " ";
for (int i = 0; i < byteread.Length; i++)
{
str += string.Format("{0:X2} ", byteread[i]);
}
if (PasswordEquals(byteread, PING_RESPONSE))
{
serialPort1.Write(GET_DEVICE_INFO, 0, GET_DEVICE_INFO.Length);
}
if ((byteread[0] == 0x02) & (byteread[1] == 0x10) & (byteread[2] == 0x14))
{
button1.Text = "断开连接";
Light.ForeColor = Color.Lime;
节点配置ToolStripMenuItem.Enabled = true;
toolStripStatusLabel2.Text = "Location Dongle 状态：已连接！";
MessageBox.Show("与Location Dongle连接成功！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
if (byteread.Length == 25 && button7.Text == "关闭接收")
{
try
{
if ((button7.Text == "关闭接收") && (byteread[8] == 0x14 && byteread[9] == 0x00) && byteread.Length == 25)
{
label3.Visible = true;
label25.Visible = true;
ip1 = byteread[5];//低位
ip2 = byteread[6];
byte a = byteread[12];
byte b = byteread[13];
byte c = byteread[14];
byte d = byteread[15];
int x, y;
int i, j;
i = (a & 0x00FF) + ((b & 0x00FF) << 5);
j = (c & 0x00FF) + ((d & 0x00FF) << 4);
x = (i & 0x0003) * 25 + (i >> 2) * 100;
y = (j & 0x0003) * 25 + (j >> 2) * 100;
float x_f = x / 100f;
float y_f = y / 100f;
if (x_f > panel1.Size.Width || y_f > panel1.Size.Height)
{
x_f = 0;
y_f = 0;
}
string x1 = Convert.ToString(x_f);// + byteThird[2].ToString("X");
textBoxRec.Text = "(";
textBoxRec.Text += x1 + ", ";
string y1 = Convert.ToString(y_f);// + byteThird[2].ToString("X");
textBoxRec.Text += y1 + ") ";
label3.Visible = true;
label3.Location = new Point(Convert.ToInt32(x_f * pi - r / 2), Convert.ToInt32(y_f * pi - r / 2));
label25.Text = "0x" + string.Format("{0:X2}", ip2) + string.Format("{0:X2}", ip1);
label25.Text += "(";
label25.Text += x1 + ", ";
label25.Text += y1 + ") ";
label25.Visible = true;
label25.Location = new Point(Convert.ToInt32(x_f * pi - r / 2), Convert.ToInt32(y_f * pi - r / 2) + 40);
byteread = new byte[] { 0x00 };
}
}
catch
{
return;
}
}
if (byteread.Length != 25 && PasswordEquals(byteread, PING_RESPONSE) == false && ((byteread[0] != 0x02) || (byteread[1] != 0x10) || (byteread[2] != 0x14)))
{
REF_RSPXYbyteread = byteread;
REF_RSPXYbyteread1 = byteread;
}
}
SerialPortIsReceiving = false;
Application.DoEvents();//
}
private bool PasswordEquals(byte[] b1, byte[] b2)
{
if (b1.Length != b2.Length) return false;
if (b1 == null || b2 == null) return false;
for (int i = 0; i < b1.Length; i++)
if (b1[i] != b2[i])
return false;
return true;
}
private bool LEquals(byte[] b1, byte[] b2,int L)
{
if (b1 == null || b2 == null) return false;
for (int i = 0; i <L; i++)
if (b1[i] != b2[i])
return false;
return true;
}
private void button7_Click(object sender, EventArgs e)
{
if (this.serialPort1.IsOpen)
{
if (button7.Text == "打开接收")
{
节点配置ToolStripMenuItem.Enabled = false;
//groupBox3.Enabled = false;
button7.Text = "关闭接收";
label3.Visible = true;
label25.Visible = true;
}
else
{
节点配置ToolStripMenuItem.Enabled = true;
//groupBox3.Enabled = true;
button7.Text = "打开接收";
textBoxRec.Text = "";
label3.Visible = false;
label25.Visible = false;
}
}
else
MessageBox.Show("串口未打开", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
public static byte[] Getbyteread()
{
return REF_RSPXYbyteread;
}
private static Label[] slabel = new Label[100];
private static Label[] slabel0 = new Label[100];
private static float[] x=new float[100];
private static float[] y = new float[100];
private static int notecount;
public Label[] Slabel
{
get
{
return slabel;
}
set
{
slabel = value;
}
}
public Label[] Slabel0
{
get
{
return slabel0;
}
set
{
slabel0 = value;
}
}
public float[] X
{
get
{
return x;
}
set
{
x = value;
}
}
public float[] Y
{
get
{
return y;
}
set
{
y = value;
}
}
public int noteCount
{
get
{
return notecount;
}
set
{
notecount = value;
}
}
private static int map_x;//标尺边界
public int map_X
{
get
{
return map_x;
}
set
{
map_x = value;
}
}
/* public int map_Y
{
get
{
return map_y;
}
set
{
map_y = value;
// this.label1.Text = strLabel1;
}
}*/
private static int side_x;//边界
private static int side_y;
public int side_X
{
get
{
return side_x;
}
set
{
side_x = value;
// this.label1.Text = strLabel1;
}
}
public int side_Y
{
get
{
return side_y;
}
set
{
side_y = value;
}
}
private void trackBar1_Scroll_1(object sender, EventArgs e)
{
Bitmap backbitmap = bmpformfile;//获取打开的文件
comboBox1.Text = Convert.ToString(trackBar1.Value) + "%";
scale = trackBar1.Value / 100f;
pi = Convert.ToInt32(38 * scale);
r = Convert.ToInt32(38 * scale);
panel3.Refresh();
panel4.Refresh();
backbitmap = KiResizeImage(backbitmap, Convert.ToInt32(bmpformfile.Width * scale), Convert.ToInt32(bmpformfile.Height * scale));
panel1.Size = backbitmap.Size;
panel1.BackgroundImage = backbitmap;
panel3.Width = panel1.BackgroundImage.Width;
map_X = panel3.Width;
panel4.Height = panel1.BackgroundImage.Height;
panel3.Location = new Point(20 - panel2.HorizontalScroll.Value, 0);//水平
panel4.Location = new Point(0, 20 - panel2.VerticalScroll.Value);
for (int i = 0; i < noteCount; i++)
{
Slabel[i].Size = new Size((int)(50 * scale), (int)(50 * scale));
GraphicsPath myPath = new GraphicsPath();
myPath.AddEllipse(0, 0, r*scale, r*scale);
Slabel[i].Region = new Region(myPath);
Slabel0[i].Size = new Size((int)(50 * scale), (int)(18 * scale));
Slabel0[i].Font = new Font("宋体", 10.5f * scale);
Slabel[i].Location = new Point(Convert.ToInt32(X[i] * pi - (r / 2) * scale), Convert.ToInt32(Y[i] * pi - (r / 2) * scale));
Slabel0[i].Location = new Point(Convert.ToInt32(X[i] * pi - (r / 3) * scale), Convert.ToInt32(Y[i] * pi + (r / 2) * scale ));
}
}
private void comboBox1_SelectedValueChanged(object sender, EventArgs e)
{
string tags = comboBox1.SelectedItem.ToString();
string tagsArray = tags.Replace("%", "");
scale = Convert.ToInt32(tagsArray) / 100f;
Bitmap backbitmap = bmpformfile;//获取打开的文件
pi = Convert.ToInt32(38 * scale);
r = Convert.ToInt32(38 * scale);
panel3.Refresh();
panel4.Refresh();
backbitmap = KiResizeImage(backbitmap, Convert.ToInt32(bmpformfile.Width * scale), Convert.ToInt32(bmpformfile.Height * scale));
panel1.Size = backbitmap.Size;
panel1.BackgroundImage = backbitmap;
panel3.Width = panel1.BackgroundImage.Width;
map_X = panel3.Width;
panel4.Height = panel1.BackgroundImage.Height;
panel3.Location = new Point(20 - panel2.HorizontalScroll.Value, 0);//水平
panel4.Location = new Point(0, 20 - panel2.VerticalScroll.Value);
}
private void panel2_Scroll(object sender, ScrollEventArgs e)
{
panel3.Location = new Point(20 - panel2.HorizontalScroll.Value, 0);//水平
panel4.Location = new Point(0, 20 - panel2.VerticalScroll.Value);
}
public static Bitmap KiResizeImage(Bitmap bmp, int newW, int newH)
{
try
{
Bitmap b = new Bitmap(newW, newH);
Graphics g = Graphics.FromImage(b);
// 插值算法的质量
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
g.DrawImage(bmp, new Rectangle(0, 0, newW, newH), new Rectangle(0, 0, bmp.Width, bmp.Height), GraphicsUnit.Pixel);
g.Dispose();
return b;
}
catch
{
return null;
}
}
private void button3_Click_1(object sender, EventArgs e)
{
comboBox2.Items.Clear();
comboBox2.Text = "";
string[] ports = ();
//this.serialPort1.ReadTimeout = 32;
int i = 0;
foreach (string port in ports)
{
if (!comboBox2.Items.Contains(port))
{
comboBox2.Items.Add(port);
}
i++;
}
if (i > 0)
{
comboBox2.SelectedIndex = 0;
}
}
}
}
