// timer event
private void AutoReadEPC_Elapsed(object sender, ElapsedEventArgs e)
{
mutex.WaitOne();
if (reader == null)
{
reader = new UHFReaderHelper();
reader.Connect();
}
if ((reader.isConnected == 1) || ((reader.isConnected == -1) && (reader.Connect())))
{
if (reader.ReadEPC() != "")
{
user = DAL.InStock.getMemDetailByID(reader.ReadEPC().Replace("A", ""));
if (textBox_name.InvokeRequired && textBox_balance.InvokeRequired)
{
Action <string> balActionDel = (string x) => {
this.textBox_balance.Text = x;
};
this.textBox_balance.Invoke(balActionDel, user.balance.ToString());
Action <string> nameActionDel = (x) => { this.textBox_name.Text = x.ToString(); };
this.textBox_name.Invoke(nameActionDel, user.name.ToString());
}
else
{
this.textBox_balance.Text = user.balance.ToString();
this.textBox_name.Text = user.name.ToString();
}
ReadEPCThread.Enabled = false;
mutex.ReleaseMutex();
return;
}
}
mutex.ReleaseMutex();
}
private void AutoReadTID_Elapsed(object sender, ElapsedEventArgs e)
{
mutex.WaitOne();
//MessageBox.Show("开始读取");
if (reader == null)
{
reader = new UHFReaderHelper();
reader.Connect();
}
if (reader.isConnected == 1)
{
if (curTidStr != reader.readTIDData())
{
curTidStr = reader.readTIDData();
// MessageBox.Show(curTidStr);
if (this.textBox_rfid.InvokeRequired)
{
Action <string> textDel = (string x) =>
{
this.textBox_rfid.Text = x;
};
this.textBox_rfid.Invoke(textDel, curTidStr);
}
else
{
this.textBox_rfid.Text = reader.readTIDData();
}
//mutex.ReleaseMutex();
ReadTIDThread.Enabled = false;
}
}
mutex.ReleaseMutex();
}
private bool AddInfoToCard()
{
bool returnVal = false;
UHFReaderHelper reader = new UHFReaderHelper();
if (reader.Connect())
{
string EPCData = txtMemID.Text;
EPCData = "A" + EPCData;
string UserData = txtAccount.Text;
reader.DisConnect();
reader.Connect();
if (reader.WriteEPCData(EPCData))
{
returnVal = true;
}
}
return(returnVal);
}
/* entry user charge num to his card
* return 1 if charge success
* return -1 if connect ocur wrong expression
* return 0 while charge ocur something wrong
*/
private int MemCardInfEntry()
{
int returnV = 0;
if (reader == null)
{
reader = new UHFReaderHelper();
if (!reader.Connect())
{
returnV = -1;
return(returnV);
}
}
if (reader.WriteUserData(textBox_sum.Text.Trim()))
{
string balance = Convert.ToString(double.Parse(textBox_balance.Text) + double.Parse(textBox_sum.Text));
if (WriteBalanceToTab(balance))
{
returnV = 1;
}
}
return(returnV);
}
