private void OnPrinterPaperReady()
{
if (currentPaperStatus != PaperStatus.Ready)
{
//Dispatcher.BeginInvoke(new Action(() =>
//{
// StatusTextBlock.Text = "Printer Paper Ready.";
// StatusTextBlock.Foreground = new SolidColorBrush(Colors.Blue);
//})
//);
}
currentPaperStatus = PaperStatus.Ready;
}
private void OnPrinterPaperEmpty()
{
if (currentPaperStatus != PaperStatus.Empty)
{
Dispatcher.BeginInvoke(new Action(() =>
{
StatusTextBlock.Text = "Printer Paper Empty.";
StatusTextBlock.Foreground = new SolidColorBrush(Colors.Red);
})
);
}
currentPaperStatus = PaperStatus.Empty;
}
/// <summary>
/// Sample : Starting monitoring printer.
/// </summary>
public void Connect()
{
try
{
if (port == null)
{
// Your printer PortName and PortSettings.
string portName = SharedInformationManager.GetSelectedPortName();
string portSettings = SharedInformationManager.GetSelectedPortStrrings();
port = Factory.I.GetPort(portName, portSettings, 10000);
// First, clear barcode reader buffer.
ClearBarcodeReaderBuffer();
}
}
catch (PortException) // Port open is failed.
{
DidConnectFailed();
return;
}
try
{
if (monitoringPrinterThread == null || monitoringPrinterThread.ThreadState == ThreadState.Stopped)
{
monitoringPrinterThread = new Thread(MonitoringPrinter);
monitoringPrinterThread.Name = "MonitoringPrinterThread";
monitoringPrinterThread.IsBackground = true;
monitoringPrinterThread.Start();
}
}
catch (Exception) // Start monitoring printer thread is failure.
{
DidConnectFailed();
}
currentPrinterStatus = PrinterStatus.Invalid;
currentPaperStatus = PaperStatus.Invalid;
currentCoverStatus = CoverStatus.Invalid;
currentCashDrawerStatus = CashDrawerStatus.Invalid;
currentBarcodeReaderStatus = Communication.PeripheralStatus.Invalid;
}
public List <Paper> TrackMyPaper(int userId)
{
List <Paper> papers = new List <Paper>();
string queryPaper = "SELECT * FROM papers PAP inner join "
+ " (SELECT PaperId, StatusId, UserID, `Status`, CreatedBy, CreatedDatetime FROM PaperStatus "
+ " ) AA ON AA.PaperID = PAP.PaperId "
+ " WHERE AA.StatusID = ( "
+ " SELECT MAX(StatusID) FROM PaperStatus WHERE PAPERID = AA.PaPerID) AND PAP.IsActive = 1 AND PAP.UserId = ?userId";
MySqlCommand cmd = new MySqlCommand();
cmd.Parameters.Add(new MySqlParameter("?UserID", userId));
using (MySqlConnection con = new MySqlConnection(DBConnection.ConnectionString))
{
cmd.Connection = con;
con.Open();
cmd.CommandText = queryPaper;
var reader = cmd.ExecuteReader();
while (reader.Read())
{
Paper objPaper = new Paper();
PaperStatus status = new PaperStatus();
objPaper.PaperId = Convert.ToInt32(reader["PaperId"]);
objPaper.MainTitle = reader["MainTitle"].ToString();
objPaper.Tags = Convert.ToString(reader["Tags"]);
objPaper.ShortDesc = reader["ShortDesc"].ToString();
objPaper.CreatedBy = reader["CreatedBy"].ToString();
objPaper.CreatedDateTime = Convert.ToDateTime(reader["CreatedDateTime"].ToString());
status.PaperId = objPaper.PaperId;
status.StatusID = Convert.ToInt32(reader["StatusId"].ToString());
status.Status = reader["Status"].ToString();
objPaper.Status = status;
papers.Add(objPaper);
}
return(papers);
}
}
/// <summary>
/// Sample : Starting monitoring printer.
/// </summary>
public void Connect()
{
try
{
if (port == null)
{
// Your printer PortName and PortSettings.
string portName = SharedInformationManager.SelectedPortName;
string portSettings = SharedInformationManager.SelectedPortSettings;
port = Factory.I.GetPort(portName, portSettings, 10000);
}
}
catch (PortException) // Port open is failed.
{
DidConnectFailed();
return;
}
try
{
if (monitoringPrinterThread == null || monitoringPrinterThread.ThreadState == ThreadState.Stopped)
{
monitoringPrinterThread = new Thread(MonitoringPrinter);
monitoringPrinterThread.Name = "MonitoringPrinterThread";
monitoringPrinterThread.IsBackground = true;
monitoringPrinterThread.Start();
}
}
catch (Exception) // Start monitoring printer thread is failure.
{
DidConnectFailed();
}
currentPrinterStatus = PrinterStatus.Invalid;
currentPaperStatus = PaperStatus.Invalid;
currentCoverStatus = CoverStatus.Invalid;
}
public string PaperStatusInString(int statusID)
{
return(PaperStatus.Convert(statusID));
}
