LibreOffice Barcode Extension

Description

Generates the following Barcode types in LibreOffice:

• EAN-13
• ISBN-13
• ISB-13 from ISBN-10
• UPC-A
• JAN
• EAN-8
• UPC-E
• Standard 2 of 5 (Code 25)
• Interleaved 2 of 5 (ITF 25)
• Code 128

Install

Download the Extension from the Release section. You need the .oxt file.

Then install it in LibreOffice via Tools→Extension Manager.

Usage

The extension works in LibreOffice Writer, Calc, Impress and Draw.

Graphical

When installed, the extension adds the following menu entry: Insert→Object→Barcode

Insert the Barcode by using the dialog:

API

You can insert Barcodes by using LibreOffice Basic Macros (or any other language which as UNO bindings).

Use it like this:

Sub InsertBarcode
    Dim oJob as Object
    oJob = createUnoService("org.libreoffice.Barcode")

    Dim args(8) as new com.sun.star.beans.NamedValue
    args(0).Name = "Action"
    args(0).Value = "InsertBarcode"
    args(1).Name = "BarcodeType"
    args(1).Value = "CODE128"
    args(2).Name = "BarcodeValue"
    args(2).Value = "123456789"
    args(3).Name = "BarcodeAddChecksum"
    args(3).Value = True
    args(4).Name = "WidthScale"
    args(4).Value = "100"
    args(5).Name = "HeightScale"
    args(5).Value = "100"
    args(6).Name = "PositionX"
    args(6).Value = "1000"
    args(7).Name = "PositionY"
    args(7).Value = "1000"
    args(8).Name = "TargetComponent"
    args(8).Value = ThisComponent
    oJob.execute(args)
End Sub

Parameters

Only the first three parameters are required. For the others, the default value will be used, when omitted.

Parameter	Description	Possible values	Default value
Action	Which action to execute	InsertBarcode
BarcodeType	Barcode type	EAN13, ISBN13, Bookland, UPCA, JAN, EAN8, UPCE, STANDARD2OF5, INTERLEAVED2OF5, CODE128
BarcodeValue	The actual content of the barcode.	Different barcode types have different restrictions (e.g. numbers only)
BarcodeAddChecksum	Whether a checksum should be automatically added. Ignored by some types.	True, False	True
WidthScale	Scale the barcode horizontally. Unit is percent. A value of 200 means the barcode width is doubled.	Integer (>0)	100
HeightScale	Scale the barcode vertically. Unit is percent. A value of 200 means the barcode height is doubled.	Integer (>0)	100
PositionX	Where the barcode is placed on the document canvas (X axis). Unit is 1/100th mm. A value of 1000 means 1cm.	Integer	5000
PositionY	Where the barcode is placed on the document canvas (Y axis). Unit is 1/100th mm. A value of 1000 means 1cm.	Integer	5000
TargetComponent	Which XComponent will be used to insert the Barcode. In Basic IDE, ThisComponent needs to be provided for the script to work from Basic IDE.	XComponent	The current component, as returned by XDesktop::getCurrentComponent

Development

1. Install LibreOffice & the LibreOffice SDK
2. Install Eclipse IDE for Java Developers & the LOEclipse plugin
3. Clone this repo to your disk
4. Import the project in Eclipse (File->Import->Existing Projects into Workspace)
5. Let Eclipse know the paths to LibreOffice & the SDK (Project->Properties->LibreOffice Properties)
6. Setup Run Configuration
   • Go to Run->Run Configurations
   • Create a new run configuration of the type "LibreOffice Application"
   • Select the project
   • Run!
   • Hint: Show the error log to view the output of the run configuration (Window->Show View->Error Log)

The extension will be installed in LibreOffice (see Tools->Extension Manager)

Original Credits

This extension was originally created with the EuroOffice Extension Creator (by MultiRacio Ltd.)

• Code: Daniel Darabos, Kalman Szalai
• Chinese translation: Jack Shen
• Danish translation: Leif Lodahl
• Dutch translation: Nouws Cor
• French translation: Sophie Gautier
• German translation: Jens Binfet
• Japanese translation: Takaya Kubota
• Russian translation: Basil Shubin
• Serbian translation: Goran Rakic

For recent credits, see https://github.com/LibreOffice/barcode/graphs/contributors