实例介绍
【实例简介】
【实例截图】
【核心代码】
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO.Ports;
using System.Text.RegularExpressions;
using System.Runtime.InteropServices;
using System.IO;
using System.Threading;
namespace WindowsFormsApplication2
{
public partial class Form1 : Form
{
public int R_cnt = 0;//接收计数
public int S_cnt = 0;//发送计数
public bool Sending_Flag = false;//正在发送文件标志
public string str_Rec;//用于数据接收显示时缓存
/// <summary>
/// 文件
/// </summary>
private static FileStream fs = null;
private static long index = 0;
private static long blockCount;
private static int size = 4095;//4095 1=2M
string filename;//文件名
///
/// <summary>
/// 委托用于接收显示
/// </summary>
/// <param name="InputBuf"></param>
//声明了一个delegate 类型
public delegate void Displaydelegate(byte[] InputBuf);
//声明了一个delegate 对象
public Displaydelegate disp_delegate;
//将串口接收到的数据显示到textBox1上
public void DispUI(byte[] InputBuf)
{
ASCIIEncoding encoding = new ASCIIEncoding();
if (display16.Checked == true)
{
foreach (byte b in InputBuf)
{
//将数值转换成16进制数并追加一个空格并显示到textBox1上
receivebuf.AppendText(b.ToString("X2") " ");
}
}
else
{
//直接将数值转换成字符串并显示并显示到textBox1上
receivebuf.AppendText(System.Text.Encoding.Default.GetString(InputBuf));
}
}
//声明了一个delegate 类型
public delegate void StopSenddelegate();
public void DispStopSend()
{
SendFile.Enabled = true;//
send.Enabled = true;//"发送"按键使能
timersend.Enabled = true;//失效
}
//声明了一个delegate1 类型
public delegate void SendOkdelegate();
public void DispSendOk()
{
SendFile.Enabled = true;//
send.Enabled = true;//"发送"按键使能
timersend.Enabled = true;//失效
sendprogressBar.Step = 100;//设置progressBar1的增值为1
sendprogressBar.PerformStep();//使用PerformStep方法按Step值递增
sendpercentage.Text = "100%";
}
//声明了一个delegate1 类型
public delegate void Sendingdelegate();
public void DispSending()
{
sendprogressBar.Step = (int)(size * 100 / fs.Length);//设置progressBar1的增值为
sendprogressBar.PerformStep();//使用PerformStep方法按Step值递增
sendpercentage.Text = ((int)((size * index) * 100 / fs.Length)).ToString() '%';
}
/// <summary>
/// 线程实现函数
/// </summary>
//thread开启线程要求：该方法参数只能有一个，且是object类型
public void sendfile()
{
fs = new FileStream(filename, FileMode.Open, FileAccess.Read);
blockCount = (fs.Length - 1) / size 1;
for (;;)
{
if (Sending_Flag == false)//正在发送文件标志
{
//创建一个delegate 对象
StopSenddelegate StopSenddelegate = new StopSenddelegate(DispStopSend);
Invoke(StopSenddelegate);// 委托
break;
}
if (index == blockCount - 1)//判断是否最后一次发送数据块
{
byte[] bArr = new byte[fs.Length - (size * index) 1];
fs.Read(bArr, 1, bArr.Length - 1);
index = 0;
serialPort1.Write(bArr, 0, bArr.Length);
//创建一个delegate 对象
SendOkdelegate SendOkdelegate = new SendOkdelegate(DispSendOk);
Invoke(SendOkdelegate);// 委托
S_cnt = bArr.Length;//发送计数
break;
}
else
{
byte[] bArr = new byte[size 1];//创建一个4Kb的byte[]
fs.Read(bArr, 1, size);//每次读入4Kb
index ;
serialPort1.Write(bArr, 0, bArr.Length);//每次发送4Kb
//创建一个delegate 对象
Sendingdelegate Sendingdelegate = new Sendingdelegate(DispSending);
Invoke(Sendingdelegate);
S_cnt = bArr.Length;//发送计数
}
}
}
/// <summary>
///
/// </summary>
public Form1()
{
//创建一个delegate 对象
disp_delegate = new Displaydelegate(DispUI);
InitializeComponent();
}
/// <summary>
/// 打开软件处理函数
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Form1_Load(object sender, EventArgs e)
{
try
{
int i;
///开定时器2
timer2.Enabled = true;
timer2.Interval = 500; //定时器时间间隔
timer2.Start(); //定时器开始工作
///
//获取端口名字 使用前需要添加 using System.IO.Ports;
string[] PortName = SerialPort.GetPortNames();
Array.Sort(PortName);//给端口名称排序
com.Items.Clear();
baudrate.Text = "115200";
stopbit.Text = "1";
databit.Text = "8";
check.Text = "无";
comstats.Text = "Close";
sendpercentage.Text = "0%";
sendprogressBar.Value = 0;//设置进度条的初始值
sendprogressBar.Minimum = 0;//设置progressBar1控件的Minimum值为0
sendprogressBar.Maximum = 100;//设置progressBar1的Maximum值为500
S_cnt = 0;//发送计数
R_cnt = 0;//接收计数
lblRCount.Text = "0";
lblSCount.Text = "0";
comstats.Text = "Close";
//因为存储在comboBox2中的数值都为字符串，所以需要将端口号转换为10进制数值
///////////波特率
serialPort1.BaudRate = Convert.ToInt32(baudrate.Text, 10);
///////////停止位
if (Convert.ToInt32(stopbit.Text, 10) == 1)
{
serialPort1.StopBits = (StopBits)1;
}
else if (Convert.ToInt32(stopbit.Text, 10) == 2)
{
serialPort1.StopBits = (StopBits)2;
}
else
{
serialPort1.StopBits = (StopBits)3;
}
///////////数据位
serialPort1.DataBits = Convert.ToInt32(databit.Text, 10);
///////////奇偶校验
if (check.Text.Contains("奇校验"))
{
serialPort1.Parity = (Parity)1;
}
else if (check.Text.Contains("偶校验"))
{
serialPort1.Parity = (Parity)2;
}
else
{
serialPort1.Parity = (Parity)0;
}
////////////////自动连接
for ( i = 0; i < PortName.Length; i )
{
try
{
com.Items.Add(PortName[i]);//给comboBox1添加选项
com.Text = PortName[i];
serialPort1.PortName = com.Text;//更改端口名称
serialPort1.Open();//打开串口
opencom.Enabled = false;//"打开串口"按键失效
closecom.Enabled = true;//"关闭串口"按键使能
send.Enabled = true;//"发送"按键使能
baudrate.Enabled = false;
stopbit.Enabled = false;
databit.Enabled = false;
check.Enabled = false;
timersend.Enabled = true;//失效
SendFile.Enabled = true;//"发送文件"按键使能
OpenFile.Enabled = true;//"打开文件"按键使能
comstats.Text="Open" ' ' com.Text ' ' baudrate.Text ' ' stopbit.Text ' ' databit.Text ' ' check.Text;
break;
}
catch (Exception)
{
continue;
}
}
///////////////
if(i== PortName.Length)
{
opencom.Enabled = true;//"打开串口"按键使能
closecom.Enabled = false;//"关闭串口"按键失效
send.Enabled = false;//"发送"按键失效
baudrate.Enabled = true;//使能
stopbit.Enabled = true;//使能
databit.Enabled = true;//使能
check.Enabled = true;//使能
timersend.Enabled = false;//失效
timersend.Checked = false;
SendFile.Enabled = false;//"发送文件"按键失效
OpenFile.Enabled = false;//"打开文件"按键失效
}
}
catch (Exception)
{
opencom.Enabled = true;//"打开串口"按键使能
closecom.Enabled = false;//"关闭串口"按键失效
send.Enabled = false;//"发送"按键失效
baudrate.Enabled = true;//使能
stopbit.Enabled = true;//使能
databit.Enabled = true;//使能
check.Enabled = true;//使能
timersend.Enabled = false;//失效
timersend.Checked = false;
SendFile.Enabled = false;//"发送文件"按键失效
OpenFile.Enabled = false;//"打开文件"按键失效
}
}
/// <summary>
/// 打开串口
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button1_Click(object sender, EventArgs e)
{
try
{
serialPort1.PortName = com.Text;//更改端口名称
//因为存储在comboBox2中的数值都为字符串，所以需要将端口号转换为10进制数值
///////////波特率
serialPort1.BaudRate = Convert.ToInt32(baudrate.Text, 10);
////////////停止位
if (Convert.ToInt32(stopbit.Text, 10) == 1)
{
serialPort1.StopBits = (StopBits)1;
}
else if (Convert.ToInt32(stopbit.Text, 10) == 2)
{
serialPort1.StopBits = (StopBits)2;
}
else
{
serialPort1.StopBits = (StopBits)3;
}
////////////数据位
serialPort1.DataBits = Convert.ToInt32(databit.Text, 10);
////////////奇偶位
if (check.Text.Contains("奇校验"))
{
serialPort1.Parity = (Parity)1;
}
else if (check.Text.Contains("偶校验"))
{
serialPort1.Parity = (Parity)2;
}
else
{
serialPort1.Parity = (Parity)0;
}
/////////////
serialPort1.Open();//打开串口
opencom.Enabled = false;//"打开串口"按键失效
closecom.Enabled = true;//"关闭串口"按键使能
send.Enabled = true;//"发送"按键使能
baudrate.Enabled = false;
stopbit.Enabled = false;
databit.Enabled = false;
check.Enabled = false;
timersend.Enabled = true;//失效
SendFile.Enabled = true;//"发送文件"按键使能
OpenFile.Enabled = true;//"打开文件"按键使能
comstats.Text = "Open" ' ' com.Text ' ' baudrate.Text ' ' stopbit.Text ' ' databit.Text ' ' check.Text;
sendpercentage.Text = "0%";
sendprogressBar.Value = 0;//设置进度条的初始值
sendprogressBar.Minimum = 0;//设置progressBar1控件的Minimum值为0
sendprogressBar.Maximum = 100;//设置progressBar1的Maximum值为500
S_cnt = 0;//发送计数
R_cnt = 0;//接收计数
lblRCount.Text = "0";
lblSCount.Text = "0";
}
catch (Exception ex)
{
MessageBox.Show("端口错误，请检查端口", "错误");
}
}
/// <summary>
/// 关闭串口
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button2_Click(object sender, EventArgs e)
{
try
{
serialPort1.Close();//关闭串口
opencom.Enabled = true;//"打开串口"按键使能
closecom.Enabled = false;//"关闭串口"按键失效
send.Enabled = false;//"发送"按键失效
baudrate.Enabled = true;//使能
stopbit.Enabled = true;//使能
databit.Enabled = true;//使能
check.Enabled = true;//使能
timersend.Enabled = false;//失效
timersend.Checked = false;
SendFile.Enabled = false;//"发送文件"按键失效
OpenFile.Enabled = false;//"打开文件"按键失效
comstats.Text = "Close";
sendpercentage.Text = "0%";
sendprogressBar.Value = 0;//设置进度条的初始值
sendprogressBar.Minimum = 0;//设置progressBar1控件的Minimum值为0
sendprogressBar.Maximum = 100;//设置progressBar1的Maximum值为500
S_cnt = 0;//发送计数
R_cnt = 0;//接收计数
lblRCount.Text = "0";
lblSCount.Text = "0";
}
catch (Exception ex)
{
}
}
/// <summary>
/// 点击发送按键处理函数
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button3_Click(object sender, EventArgs e)
{
try
{
if (sendbuf.Text.Trim() == String.Empty)
{
MessageBox.Show("发送数据不能为空");
return;
}
if (send16.Checked == true)//选择16进制发送时
{
List<byte> buf = new List<byte>();//填充到这个临时列表中
//使用正则表达式获取textBox2中的有效数据
MatchCollection mc = Regex.Matches(sendbuf.Text, @"(?i)[\da-f]{2}");
//将mc转换为16进制数据并添加到buf列表中
foreach (Match m in mc)
{
byte data = Convert.ToByte(m.Value, 16);
buf.Add(data);
}
///////////处理最后一位为奇数时
if ((sendbuf.Text.Length % 2) != 0)
{
MatchCollection mc1 = Regex.Matches(sendbuf.Text, @"(?i)[\da-f]{1}");
for (int i = 0; i < mc1.Count; i )
{
byte data = Convert.ToByte(mc1[i].Groups[0].Value, 16);
if (i > (mc1.Count - 2))
{
buf.Add(data);
}
}
}
/////////////
if (sendnewline.Checked == true)//选择发送新行时
{
buf.Add(0x0d);
buf.Add(0x0a);
}
//将buf列表转换为数组并通过串口发送出去
serialPort1.Write(buf.ToArray(), 0, buf.Count);
S_cnt = buf.Count;//发送计数
}
else//如果选择字符发送模式
{
if (sendnewline.Checked == true)//选择发送新行时
{
string res = sendbuf.Text "\r\n";
byte[] byteArray = System.Text.Encoding.Default.GetBytes(res);
serialPort1.Write(byteArray, 0, byteArray.Length);
S_cnt = byteArray.Length;//发送计数
}
else
{
byte[] byteArray = System.Text.Encoding.Default.GetBytes(sendbuf.Text);
serialPort1.Write(byteArray, 0, byteArray.Length);
S_cnt = byteArray.Length;//发送计数
}
}
}
catch (Exception ex)
{
}
}
/// <summary>
/// 接收处理函数
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void serialPort1_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
int n = serialPort1.BytesToRead;//串口缓存中数据的个数
Byte[] InputBuf = new Byte[n];
try
{
//读取串口缓存中的数据并存放到InputBuf数组中
serialPort1.Read(InputBuf, 0, serialPort1.BytesToRead);
//将当前线程挂起50ms
System.Threading.Thread.Sleep(50);
//执行委托
this.Invoke(disp_delegate, InputBuf);
R_cnt = serialPort1.BytesToRead;//接收计数
}
catch (TimeoutException ex)
{
MessageBox.Show(ex.ToString());
}
}
/// <summary>
/// 发送区输入内容判断
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void textBox2_KeyPress(object sender, KeyPressEventArgs e)
{
try
{
if (send16.Checked == true)//选择16进制发送时
{
if (
(
((e.KeyChar) >= '0') &&
((e.KeyChar) <= '9')
)
|| (
((e.KeyChar) >= 'a') &&
((e.KeyChar) <= 'f')
)
|| (
((e.KeyChar) >= 'A') &&
((e.KeyChar) <= 'F')
)
|| ((e.KeyChar) == '\b')
)
{
}
else
{
MessageBox.Show("请输出正确的格式 0-9 a-f A-F例如01 06 0a");
}
e.Handled = "0123456789ABCDEF".IndexOf(char.ToUpper(e.KeyChar)) < 0;
}
}
catch (Exception ex)
{
}
}
/// <summary>
/// 清空接收区的内容
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button5_Click(object sender, EventArgs e)
{
try
{
receivebuf.Clear();
}
catch (Exception ex)
{
}
}
/// <summary>
/// 清空发送区的内容
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button4_Click(object sender, EventArgs e)
{
try
{
sendbuf.Clear();
sendprogressBar.Value = 0;//设置进度条的初始值
sendprogressBar.Minimum = 0;//设置progressBar1控件的Minimum值为0
sendprogressBar.Maximum = 100;//设置progressBar1的Maximum值为500
sendpercentage.Text = "0%";
}
catch (Exception ex)
{
}
}
/// <summary>
/// 点击串口下拉框
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void com_Click(object sender, EventArgs e)
{
try
{
//获取端口名字 使用前需要添加 using System.IO.Ports;
string[] PortName = SerialPort.GetPortNames();
Array.Sort(PortName);//给端口名称排序[]
com.Items.Clear();
if (serialPort1.IsOpen)
{
serialPort1.Close();
opencom.Enabled = true;//"打开串口"按键使能
closecom.Enabled = false;//"关闭串口"按键失效
send.Enabled = false;//"发送"按键失效
baudrate.Enabled = true;//使能
stopbit.Enabled = true;//使能
databit.Enabled = true;//使能
check.Enabled = true;//使能
timersend.Enabled = false;//失效
timersend.Checked = false;
SendFile.Enabled = false;//"发送文件"按键失效
OpenFile.Enabled = false;//"打开文件"按键失效
}
for (int i = 0; i < PortName.Length; i )
{
com.Items.Add(PortName[i]);//给comboBox1添加选项
}
}
catch (Exception ex)
{
}
}
/// <summary>
/// 接收背景颜色改变
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void receivedisplaycolor_CheckedChanged(object sender, EventArgs e)
{
try
{
if (receivedisplaycolor.Checked == true)
{
this.receivebuf.BackColor = System.Drawing.Color.White;
this.receivebuf.ForeColor = System.Drawing.Color.Black;
}
else
{
this.receivebuf.BackColor = System.Drawing.Color.Black;
this.receivebuf.ForeColor = System.Drawing.Color.LawnGreen;
}
}
catch (Exception ex)
{
}
}
/// <summary>
/// 保存窗口函数
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void savefile_Click(object sender, EventArgs e)
{
try
{
string name = this.receivebuf.Text; //文件名
string content = this.receivebuf.Text; //文件内容
string path = string.Empty; //文件路径
if (receivebuf.Text.Trim() == String.Empty)//为空
{
MessageBox.Show("数据缓冲为空");
return;
}
SaveFileDialog save = new SaveFileDialog();
if (save.ShowDialog() == DialogResult.OK)
{
path = save.FileName;
path = path ".txt";
}
if (path != string.Empty)
{
using (System.IO.FileStream file = new System.IO.FileStream(path, System.IO.FileMode.Create, System.IO.FileAccess.Write))
{
using (System.IO.TextWriter text = new System.IO.StreamWriter(file, System.Text.Encoding.Default))
{
text.Write(content);
}
}
}
}
catch (Exception ex)
{
}
}
/// <summary>
/// 接收显示格式
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void display16_CheckedChanged(object sender, EventArgs e)
{
if (display16.Checked == true)
{
str_Rec= receivebuf.Text;
byte[] byteArray = System.Text.Encoding.ASCII.GetBytes(receivebuf.Text);
string hexOutput = " ";
for(int i=0;i< byteArray.Length;i )
{
hexOutput = byteArray[i].ToString("X2") " ";
}
receivebuf.Text = hexOutput;
}
else
{
receivebuf.Text = str_Rec;
}
}
private void timer1_Tick(object sender, EventArgs e)
{
try
{
if (sendbuf.Text.Trim() == String.Empty)//为空
{
return;
}
if (send16.Checked == true)//选择16进制发送时
{
List<byte> buf = new List<byte>();//填充到这个临时列表中
//使用正则表达式获取textBox2中的有效数据
MatchCollection mc = Regex.Matches(sendbuf.Text, @"(?i)[\da-f]{2}");
//将mc转换为16进制数据并添加到buf列表中
foreach (Match m in mc)
{
byte data = Convert.ToByte(m.Value, 16);
buf.Add(data);
}
///////////处理最后一位为奇数时
if ((sendbuf.Text.Length % 2) != 0)
{
MatchCollection mc1 = Regex.Matches(sendbuf.Text, @"(?i)[\da-f]{1}");
for (int i = 0; i < mc1.Count; i )
{
byte data = Convert.ToByte(mc1[i].Groups[0].Value, 16);
if (i > (mc1.Count - 2))
{
buf.Add(data);
}
}
}
/////////////
if (sendnewline.Checked == true)//选择发送新行时
{
buf.Add(0x0d);
buf.Add(0x0a);
}
//将buf列表转换为数组并通过串口发送出去
serialPort1.Write(buf.ToArray(), 0, buf.Count);
S_cnt = buf.Count;//发送计数
}
else//如果选择字符发送模式
{
if (sendnewline.Checked == true)//选择发送新行时
{
string res = sendbuf.Text "\r\n";
byte[] byteArray = System.Text.Encoding.Default.GetBytes(res);
serialPort1.Write(byteArray, 0, byteArray.Length);
S_cnt = byteArray.Length;//发送计数
}
else
{
byte[] byteArray = System.Text.Encoding.Default.GetBytes(sendbuf.Text);
serialPort1.Write(byteArray, 0, byteArray.Length);
S_cnt = byteArray.Length;//发送计数
}
}
}
catch (Exception ex)
{
}
}
/// <summary>
/// 发送区输入内容判断
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void txtSendDelay_KeyPress(object sender, KeyPressEventArgs e)
{
try
{
if (
(
((e.KeyChar) >= '0') &&
((e.KeyChar) <= '9')
)
|| ((e.KeyChar) == '\b')
)
{
}
else
{
MessageBox.Show("请输出正确的格式 0-9");
}
e.Handled = "0123456789".IndexOf(char.ToUpper(e.KeyChar)) < 0;
}
catch (Exception ex)
{
}
}
/// <summary>
/// 定时发送实现函数
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void timersend_CheckedChanged(object sender, EventArgs e)
{
int timer;
try
{
Int32.TryParse(SendDelay.Text,out timer);
if (timersend.Checked == true)
{
if (timer == 0)////转换为int类型
{
MessageBox.Show("请输入定时时间");
timersend.Checked = false;
return;
}
timer1.Enabled = true;
timer1.Interval = timer; //定时器时间间隔
timer1.Start(); //定时器开始工作
}
else
{
timer1.Enabled = false;
timer1.Stop();
}
}
catch (Exception ex)
{
}
}
private void timer2_Tick(object sender, EventArgs e)
{
try
{
DateTime dt = DateTime.Now;
datatime.Text = dt.ToString();//2005-11-5 13:21:25
lblRCount.Text = R_cnt.ToString();
lblSCount.Text = S_cnt.ToString();
}
catch (Exception ex)
{
}
}
/// <summary>
/// 清空计数函数
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void clrcnt_Click(object sender, EventArgs e)
{
try
{
S_cnt = 0;//发送计数
R_cnt = 0;//接收计数
lblRCount.Text = "0";
lblSCount.Text = "0";
sendprogressBar.Value = 0;//设置进度条的初始值
sendprogressBar.Minimum = 0;//设置progressBar1控件的Minimum值为0
sendprogressBar.Maximum = 100;//设置progressBar1的Maximum值为500
sendpercentage.Text = "0%";
}
catch (Exception ex)
{
}
}
/// <summary>
/// 打开文件函数
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OpenFile_Click(object sender, EventArgs e)
{
try
{
//首先，实例化对话框类实例
OpenFileDialog openDialog = new OpenFileDialog();
//然后，判断如果当前用户在对话框里点击的是OK按钮的话。
if (DialogResult.OK == openDialog.ShowDialog())
{
//将打开文件对话框的FileName属性传递到你的字符串进行处理
filename = openDialog.FileName;
}
}
catch (Exception ex)
{
}
}
/// <summary>
/// 发送文件函数
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void SendFile_Click(object sender, EventArgs e)
{
try
{
if (filename == null)
{
MessageBox.Show("请选择要发送的文件");
return;
}
SendFile.Enabled = false;//发送文件键失效
send.Enabled = false;//"发送"按键失效
timersend.Checked = false;
timersend.Enabled = false;//失效
if (Sending_Flag == false)//正在发送文件标志
{
Sending_Flag = true;
}
Thread t = new Thread(new ThreadStart(sendfile));//创建了线程还未开启
t.Start();//用来给函数传递参数，开启线程
sendprogressBar.Value = 0;//设置进度条的初始值
sendprogressBar.Minimum = 0;//设置progressBar1控件的Minimum值为0
sendprogressBar.Maximum = 100;//设置progressBar1的Maximum值为500
sendpercentage.Text = "0%";
index = 0;
}
catch (Exception ex)
{
SendFile.Enabled = true;//
send.Enabled = true;//"发送"按键使能
timersend.Enabled = true;//失效
return;
}
}
/// <summary>
/// 停止发送函数
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void stopsend_Click(object sender, EventArgs e)
{
if (Sending_Flag == true)//正在发送文件标志
{
Sending_Flag = false;//正在发送文件标志
}
}
}
}
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