How to Print Bill by POS Printer using VB.Net

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hi there,

how can i print bill from database in POS printer. i dont have any idea.

how can i print?

Thanks,

Posted 30-Jun-14 16:04pm

Bhatt Aniruddh

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Marc Gabrie 5-Jul-14 7:00am

Is it a desktop app or an ASP.NET website? What printer brand are you targeting?

2 solutions

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DamithSL · Answer 1 · 2014-06-30T17:07:00

Solution 1

check
POS Printing: The Easy Way[^]
Microsoft POS Library for .NET[^]
How to Print Receipt by POS Printer using VB.Net.[^]

Posted 30-Jun-14 17:07pm

DamithSL

Updated 30-Jun-14 17:09pm

v2

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[no name] 30-Jun-14 23:23pm

i tried these all but i could not get it.

Marc Gabrie 31-Aug-14 16:00pm

Is it an ASP.NET website or Windows desktop? Which kind of printer (brand & model) are you targeting?

priyanga@y7mail.com · Answer 2 · 2014-08-27T06:05:00

Try

Dim displayString As String
Dim ESC As String = Chr(&H1B) + "a" + Chr(0)
Dim ESC2 As String = Chr(&H1B) + "@"
Dim ESC1 As String = Chr(&H1B) + "a" + Chr(1) 'Allign Middle
Dim ESC4 As String = Chr(&H1B) + "a" + Chr(2) 'Allign right
Dim ESC5 As String = Chr(&H1B) + "!" + Chr(17) ' Double hight font mode
Dim ESC6 As String = Chr(&H1B) + "!" + Chr(1) ' Cancel Double hight font mode

strSQl = "Select * from vewSalesInvoice where DocNo ='" & strDocNo & "'"
Dim da As New SqlDataAdapter(strSQl, cnn)
Dim dt As New DataTable
da.Fill(dt)
Dim strCustomer As String
Dim strMemo As String
strMemo = dt.Rows(0)("TokenNo")
strCustomer = dt.Rows(0)("Name")
displayString = vbNewLine
displayString += ESC1 + ESC5 + CNm + ESC6 + vbNewLine
displayString += ESC1 + "Ratnapura Rd, Bandaragama." + vbNewLine
displayString += ESC1 + "Cash Receipt" + vbNewLine
displayString += "---------------------------------------"
displayString += vbNewLine
displayString += ESC + "Transaction #:" + strDocNo
displayString += ESC + vbNewLine
displayString += "Date: " + Date.Today() + vbTab.ToString() + "Time: "
displayString += DateAndTime.Now().ToLongTimeString() + ESC
displayString += ESC + vbNewLine

displayString += "Cashier: " + CStr(GlobalUserName) + vbTab.ToString()
displayString += vbNewLine
displayString += "Customer: " + strCustomer
displayString += vbNewLine
displayString += "Memo: " + strMemo
displayString += vbNewLine
displayString += "---------------------------------------"
displayString += vbNewLine
displayString += ESC + "# " + "Item" + vbTab.ToString() + "Rate" + vbTab.ToString() + "Qty" + vbTab.ToString() + "Total" + vbTab.ToString() + "Desc."
displayString += vbNewLine
displayString += "---------------------------------------"
displayString += vbNewLine

Dim dblGrossTot As Double
Dim dblDiscount As Double
Dim dblNetTotal As Double
Dim dblPaid As Double
Dim dblBalRetuned As Double

'Iterate loop for each row of the Data Set.

dblDiscount = dt.Rows(0)("LineDiscount")
dblNetTotal = dt.Rows(0)("TranValue")
dblPaid = dt.Rows(0)("Paid")
dblBalRetuned = dt.Rows(0)("BalanceReturned")
If dt.Rows.Count > 0 Then
Dim k As Integer
Dim n As Integer
k = dt.Rows.Count - 1
n = 1
Do While Not k < 0

Dim strItemCode As String
Dim strItemName As String
Dim dblRate As Double
Dim dblQty As Double
Dim dblLineTotal As Double

strItemCode = dt.Rows(k)("ItemNumber")
strItemName = dt.Rows(k)("Description")
dblRate = FormatNumber(dt.Rows(k)("RegPrice"), 2)
dblQty = -dt.Rows(k)("Qty")
dblLineTotal = dblQty * dblRate
dblGrossTot = dblGrossTot + dblLineTotal

displayString += ESC4 + n.ToString + " "
displayString += strItemCode + " "
displayString += FormatNumber(dblRate.ToString, 2) + " " + dblQty.ToString + vbTab.ToString() + vbTab.ToString() + FormatNumber(dblLineTotal.ToString, 2)
displayString += ESC + vbNewLine
displayString += ESC + strItemName + vbTab.ToString()
displayString += ESC + vbNewLine
k = k - 1
n = n + 1
Loop
displayString += "---------------------------------------"
displayString += vbNewLine
displayString += ESC4 + "GROSS TOTAL :" + vbTab.ToString() + vbTab.ToString() + FormatNumber(dblGrossTot.ToString, 2)
displayString += vbNewLine
displayString += ESC4 + "DISCOUNT :" + vbTab.ToString() + vbTab.ToString() + FormatNumber(-dblDiscount.ToString, 2)
displayString += vbNewLine
displayString += ESC4 + "NET TOTAL :" + vbTab.ToString() + vbTab.ToString() + FormatNumber(dblNetTotal.ToString, 2)
displayString += vbNewLine
displayString += "---------------------------------------"
displayString += vbNewLine
displayString += ESC4 + "PAID :" + vbTab.ToString() + vbTab.ToString() + FormatNumber(dblPaid.ToString, 2)
displayString += vbNewLine
displayString += ESC4 + "BAL. RETUNED :" + vbTab.ToString() + vbTab.ToString() + FormatNumber(dblBalRetuned.ToString, 2)
displayString += vbNewLine
displayString += vbNewLine
displayString += ESC1 + "Thank You for shopping"
displayString += vbNewLine
displayString += vbNewLine
displayString += vbNewLine
displayString += vbNewLine
displayString += vbNewLine
displayString += vbNewLine
displayString += vbNewLine
displayString += vbNewLine

ADRport.Open()
ADRport.Write(displayString)
ADRport.Close()
End If

Catch ex As Exception

MsgBox(ex.ToString())

End Try