b PAC Application Examples - Brother Industries

b‐PAC Applicat

[ Print from We

Brother Indu

© 2014 Brother Industries, Ltd. All Rights Reserved.

tion Examples

eb Application ]

ustries, Ltd.

Purpose and Target Customer

Purpose:
This document explains t
configuration and coding
labels from the web.
Target customer:
Developers who has know
programming.

© 2014 Brother Industries, Ltd. All Rights Reserved.

the system 
g examples to print 

wledge about web 

(Reference) What is Web Application?

Application software which uses we
The functions will be active by show
from the server on the web browse
In this document, we explain about
application.

LAN

Web Server

© 2014 Brother Industries, Ltd. All Rights Reserved.

eb system.
w and run the HTML or script 
er.
t how to print labels from web 

N Web

Browser
Client PC

About Configuration Components

The solution ideas explained in this
labels.
Based on this, the following compo
system.
(1) b‐PAC (COM component)
(2) Windows PC to run b‐PAC
(3) Label printer which support b‐P
(4) Printer driver for the label print

The (2) Windows PC,  you can choo
server side or in the web browser s

The (4) printer driver, it is necessary
to access it. 

© 2014 Brother Industries, Ltd. All Rights Reserved.

s document use b‐PAC to print 
onents are required in the 

PAC
ter
ose if you install b‐PAC in the web 
side.
y that the (2) Windows PC needs 

System Configuration

System Configuration Requirement for Server La

#1 Installation An
Code execution CO
Printing labels from the printer  Label Printer
connected to the server Only for Windows (ex
Ru
#2
Installation An
Printing labels from the printer  Code execution CO
connected to the client PC Only for Windows
(Server generates the print  (ex
command) Ru

#3a Especially not

Printing labels from client side script

#3b Especially not

Printing labels by using applet etc. 
from client

© 2014 Brother Industries, Ltd. All Rights Reserved.

Development  Requirement for  Development 
anguage for Server Client Language for Client

nything that can call  Especially not
OM

x: C#, Java, PHP, 
uby)

nything that can call  Label Printer
OM

x: C#, Java, PHP, 
uby)

Unrestricted Installation VBScript,
Unrestricted Code execution JScript
Label Printer (JavaScript N/A)
Only for Windows
Only for IE Anything that can 
create ActiveX 
Installation Control,
Code execution Java
Label Printer
Only for Windows

System Configuration #1

Printing labels from the printer connected to the
Printer driver and b-PAC are installed in the serv
In the server, any development language is fine i
the client.

LAN

Web Server Web Application

Call b-PAC

b-PAC
Printer Driver

Label Printer

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server.

ver. (Server OS is Windows only.)
if the language can call COM. No limitations for

N Web
Browser
Print Trigger
Client PC

System Configuration #1: Sample Code

ASP.NE

Example to use ASP.NET server.
Execute b‐PAC on the server.

Dim objDoc As bpac.DocumentClass = New
Try 

objDoc.Open(strLbxPath) 
objDoc.GetObject("txtName").Text = "w
objDoc.StartPrint("", bpac.PrintOptionC
objDoc.PrintOut(1, 0) 
objDoc.EndPrint() 
Catch ex As Exception 
Me.lblErr.Text = “error" & vbTab & ex.M
End Try 
objDoc.Close()

© 2014 Brother Industries, Ltd. All Rights Reserved.

e
ET(VB)

w bpac.DocumentClass
web print" 
Constants.bpoDefault) 

Message

System Configuration #2

Printing labels from the printer connected to the
Sharing the local printer so that it can be found f

LAN

Web Server Web Application

Call b-PAC

b-PAC Sha
Printer Driver

© 2014 Brother Industries, Ltd. All Rights Reserved.

client PC.
from the server side.

N Web
Browser
Print Trigger
Client PC

are

Printer Driver

Label Printer

System Configuration #2: Sample Code

ASP.NE

Example to use ASP.NET server.
Execute b‐PAC on the server.

Dim objDoc As bpac.DocumentClass = Ne
Try

objDoc.Open(strLbxPath)
objDoc.GetObject("txtName").Text = "w
objDoc.StartPrint("", bpac.PrintOptionC
objDoc.PrintOut(1, 0)
objDoc.EndPrint()
Catch ex As Exception
Me.lblErr.Text = “error" & vbTab & ex.M
End Try
objDoc.Close()

© 2014 Brother Industries, Ltd. All Rights Reserved.

e
ET(VB)

ew bpac.DocumentClass
web print"
Constants.bpoDefault)

Message

System Configuration #3a

Printing labels from the printer connected to the
Installing b-PAC SDK in the client PC (Windows
VBScript or JScript only, Internet Explorer only.

LAN

Web Server

© 2014 Brother Industries, Ltd. All Rights Reserved.

client PC
only)

Print Trigger

N Web
Browser

Script

Client PC

Call b-PAC

b-PAC
Printer Driver

Label Printer

System Configuration #3a: Sample Cod

ASP.NE

Example to use ASP.NET server.  Execute b‐PAC on the
Dim stbScript As New StringBuilder
With stbScript

.Append("<script type=""text/vbscript"" charset="
.Append("sub window_onload()" & vbCrLf)
.Append("Set objDoc = CreateObject(""bpac.Docum
.Append("If (objDoc.Open(""" & strLbxPath & """) 
.Append("objDoc.GetObject(""Name"").Text = """ &
.Append("objDoc.StartPrint """", 0" & vbCrLf)
.Append("objDoc.PrintOut 1, 0" & vbCrLf)
.Append("objDoc.EndPrint()" & vbCrLf)
.Append("objDoc.Close() " & vbCrLf)
.Append("End If " & vbCrLf)
.Append("Set objDoc = Nothing" & vbCrLf)
.Append("end sub" & vbCrLf)
.Append("</script>" & vbCrLf)
End With
ClientScript.RegisterStartupScript(Me.GetType(), "Sam

© 2014 Brother Industries, Ltd. All Rights Reserved.

de
ET(VB)

e client side.
""Shift_JIS"">" & vbCrLf)
ment"")" & vbCrLf)
 <> False) Then" & vbCrLf)
& strNamae & """" & vbCrLf)

mple", stbScript.ToString, False)

System Configuration #3a: Sample Cod

Exam

HTML sample to display on the Internet Explorer ins

Enable to print labels by using b‐PAC by displaying t

<html>
<head>
<title>Asset Labelling</title>
<script LANGUAGE="VBScript">
<!–‐
Sub DoPrint(strExport)

Dim TheForm
Set TheForm = Document.ValidForm
Dim ObjDoc
Set ObjDoc CreateObject("bpac.Document")
strDir = “where the *.LBX file exists"
bRet = ObjDoc.Open(strDir & “Asset Label.lbx")
If ( bRet <> False ) Then

© 2014 Brother Industries, Ltd. All Rights Reserved.

de

mple

stalled in the client PC
the HTML like this on the Internet Explorer.

System Configuration #3a: Sample Cod

Example (c

ObjDoc.GetObject("Name").Text = TheForm.FixedA
ObjDoc.StartPrint "DocumentName",bpoAutoCut
ObjDoc.PrintOut 1, bpoAutoCut
ObjDoc.EndPrint
End If
Set ObjDoc = Nothing
End Sub
‐‐>
</script>
</head>
<body>
<form NAME="ValidForm">
Asset Name:<INPUT VALUE="" NAME=“FixedAsset" S
<input TYPE="button" VALUE=“print" onClick='DoPrin
</form>
</body>
</html> 

© 2014 Brother Industries, Ltd. All Rights Reserved.

de
continued)

Asset.Value

SIZE=30><br>
nt'>

System Configuration #3b

In case you want to use the web browser other th
Possible to call b-PAC by using Java Applet or Ac

Web Server LAN

Download

© 2014 Brother Industries, Ltd. All Rights Reserved.

han IE
ctiveX (Windows only)

Print Trigger

N Web
Browser

Applet or ActiveX

Call b-PAC Client PC

b-PAC
Printer Driver

Label Printer

System Configuration #3b

Call b‐PAC by using Java Applet or ActiveX Control
Objects to be defined on HTML by using Object tag 
About Silverlight
Possible to execute outside of web browser (Silverl

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 etc. (being downloaded from the web server)
light 4 or later)