private void Com_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
SerialPort comDevice = Com.get_com();
if (comDevice != null)
{
byte[] ReDatas = new byte[comDevice.BytesToRead];
comDevice.Read(ReDatas, 0, ReDatas.Length);
String sdata = new ASCIIEncoding().GetString(ReDatas);
if (sdata == null || sdata.Trim() == "")
{
String current_data = Message_DataBase.get_current_data();
if (current_data != null)
{
sdata = current_data;
}
else
{
return;
}
}
Message_DataBase.set_current_data(sdata);
Dictionary <string, string> dic = new Dictionary <string, string>();
Calculate cal = new Calculate();
dic = cal.Decode(sdata);
if (this.IsHandleCreated)
{
this.BeginInvoke(new MethodInvoker(delegate
{
//for (int i = 0; i < 10; i++)
//{
//}
//aGauge2.Value = count;
//count = count + 10;
Signal selected_signal = (Signal)this.cbx_signal.SelectedItem;
foreach (KeyValuePair <string, string> kv in dic)
{
// string temp = "\r\n this is here!";
if (kv.Key == selected_signal.signalName)
{
//MessageBox.Show(kv.Key);
//MessageBox.Show(selected_signal.signalName);
//MessageBox.Show(kv.Value);
//MessageBox.Show(selected_signal.C.ToString());
//MessageBox.Show(selected_signal.D.ToString());
this.aGauge2.MinValue = Convert.ToSingle(selected_signal.C);
//取整数
//间隔
int space = (Convert.ToInt32(selected_signal.D + 10)) % 10;
if (Convert.ToSingle(selected_signal.D) <= 2)
{
this.aGauge2.MaxValue = 2;
}
else
{
this.aGauge2.MaxValue = Convert.ToSingle(selected_signal.D + 10 - space);
}
aGauge2.ScaleLinesMajorStepValue = (aGauge2.MaxValue - aGauge2.MinValue) / 10;
this.aGauge2.Value = Convert.ToSingle(kv.Value);
this.label1.Text = kv.Value;
break;
}
}
}));
}
}
else
{
MessageBox.Show("请设置COM口");
}
}
private void Com_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
byte[] ReDatas = new byte[comDevice.BytesToRead];
comDevice.Read(ReDatas, 0, ReDatas.Length);
String sdata = new ASCIIEncoding().GetString(ReDatas);
try
{
if (sdata.StartsWith("t"))
{
if (sdata.Length != 21)
{
//byte[] strBuffer = System.Text.Encoding.ASCII.GetBytes(yourASCIIString);
string str = "wrong data length, please be check!";
MessageBox.Show(str);
comDevice.Write(str);
}
if (int.Parse(sdata.Substring(4, 1)) > 8)
{
string str = "wrong data bit , please be check!";
MessageBox.Show(str);
comDevice.Write(str);
}
if (!cal.InOrNot(sdata.Substring(1, 3)))
{
string str = "no this data id, please be check!";
MessageBox.Show(str);
comDevice.Write(str);
}
}
else if (sdata.StartsWith("T"))
{
if (sdata.Length != 26)
{
string str = "wrong data length, please be check!";
MessageBox.Show(str);
comDevice.Write(str);
}
if (int.Parse(sdata.Substring(9, 1)) > 8)
{
string str = "wrong data bit , please be check!";
MessageBox.Show(str);
comDevice.Write(str);
}
if (!cal.InOrNot(sdata.Substring(1, 8)))
{
string str = "no this data id, please be check!";
MessageBox.Show(str);
comDevice.Write(str);
}
}
else
{
string str = "wrong data, please be check!";
MessageBox.Show(str);
comDevice.Write(str);
}
}
catch
{
return;
}
// MessageBox.Show(sdata);
if (sdata == null || sdata.Trim() == "")
{
String current_data = Message_DataBase.get_current_data();
if (current_data != null)
{
sdata = current_data;
}
return;
}
Message_DataBase.set_current_data(sdata);
dic = cal.Decode(sdata);
//dic长度为0
//MessageBox.Show("dic的长度为：" + dic.Count().ToString());
Font boldFont = new Font(treeGridView1.DefaultCellStyle.Font, FontStyle.Bold);
if (this.IsHandleCreated)
{
this.BeginInvoke(new MethodInvoker(delegate
{
if (!message.Contains(cal.messagename))
{
message.Add(cal.messagename);
TreeGridNode node_temp = treeGridView1.Nodes.Add(null, cal.messagename, " ");
foreach (KeyValuePair <string, string> kv in dic)
{
signalname.Add(kv.Key);
node.Add(node_temp);
node[i] = node_temp.Nodes.Add(null, kv.Key, kv.Value);
node[i].ImageIndex = 0;
node[i].DefaultCellStyle.Font = boldFont;
i++;
}
}
else
{
foreach (KeyValuePair <string, string> kv in dic)
{
for (int j = 0; j < signalname.Count(); j++)
{
if (kv.Key == signalname[j])
{
node[j] = node[j].Nodes.Add(null, " ", kv.Value);
node[j].ImageIndex = 1;
node[j].DefaultCellStyle.Font = boldFont;
}
}
}
}
/* if (!signalname.Contains(kv.Key))
* {
* TreeGridNode node_temp = treeGridView1.Nodes.Add(null, cal.messagename, " ");
* signalname.Add(kv.Key);
*
* //node.Add(new TreeGridNode());
* TreeGridNode node_temp = treeGridView1.Nodes.Add(null, kv.Key, kv.Value);
* node.Add(node_temp);
* // node[i]=treeGridView1.Nodes.Add(null, kv.Key, kv.Value);
* node[i].ImageIndex = 0;
* node[i].DefaultCellStyle.Font = boldFont;
* i++;
* }
* else
* {*/
}));
}
// MessageBox.Show("kv.Key");
/*
* TreeGridNode node2 = treeGridView1.Nodes.Add(null, "kv.Key"," kv.Value");
* node2.ImageIndex = 0;
* node2.DefaultCellStyle.Font = boldFont;
* node2 = node2.Nodes.Add(null, "Re: Using DataView filter when binding to DataGridView", "tab");
* node2.ImageIndex = 1;*/
foreach (KeyValuePair <string, string> kv in dic)
{
// string temp = "\r\n this is here!";
string temp = kv.Key + "\'s physical value is :" + kv.Value;
//向数据库中插入数据
DbManager.Ins.ConnStr = "server = localhost; user id = root; password = root; database = cantool";
string sql = @"INSERT into can_message(can_message.signal_name, can_message.signal_value,can_message.time) VALUES (?signal_name, ?signal_value, ?time)";
List <MySqlParameter> Paramter = new List <MySqlParameter>();
Paramter.Add(new MySqlParameter("?signal_name", kv.Key));
Paramter.Add(new MySqlParameter("?signal_value", kv.Value));
Paramter.Add(new MySqlParameter("?time", DateTime.Now.ToLocalTime().ToString()));
int insert = DbManager.Ins.ExecuteNonquery(sql, Paramter.ToArray());
byte[] byteArray = System.Text.Encoding.ASCII.GetBytes(temp);
// this.AddData(byteArray);
}
}