Barcode

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Barcode

Employment/Purpose

An barcode component is used to generate a barcode at the browser, and decode the barcode on the server side. There are many properties to dealing with the barcode component. First, you could use the type property to specify the type of barcode, for example: qrcode, code128, code 128A...., after choose the type you want, you could generate the barcode of the code. And every barcode image could response to a certain value, the property value is for barcode image which wants to stand for.

Example

 <barcode type="qr" value="https://www.zkoss.org/" height="100px"/>

Qrcode.png

 <barcode type="code128" value="https://www.zkoss.org/" height="100px"/>

Code128.png

The barcaode supports controls property since 8.5.2

type

The barcode component support a 1D and 2D format. After choosing the type of barcode, and you can render the barcode as the type you choose.

Note: the type that barcode component supported can reference Supported Barcode Type (Default).

 <barcode type="qr"/>

value

value is a string that barcode component want to render.

Note: Some of the type only support a specific format of value.

 <barcode type="qr" value="https://www.zkoss.org"/>

displayValue

The displayValue is the attribute that deciding whether the show the value under the barcode or not.

Note: This displayValue attribute is only implement for 1D format.

 <barcode type="code128" displayValue="true"/>

fontSize

The fontSize is a integer attribute that deciding the font size of the displaying value.

Note: This attribute is only implement for 1D format with displayValue="true".

 <barcode type="code128" displayValue="true" fonSize="20"/>

registerLibrary

registerLibrary(function () {}, library_name, [array of types] ) is a method to register a custom library into barcode widget. The way to use the methed is zkmax.barcode.Barcode.registerLibrary(...). You can register the library as the <zscript> below.

Note: the library is the client-side property.

  <?script src="mybarcodeLibrary.js"?>
  <zscript>
        zk.afterLoad('zkmax.barcode', function () {
                zkmax.barcode.Barcode.registerLibrary(function mybarcode(wgt) {
                   ...
                    };
                }, 'mybarcodeLibrary', ['type1', 'type2']);
            });
 </zscript>

Supported Barcode Type (Default)

Name
Barcode Type
1D

CODE39, CODE128, CODE128A, CODE128B, CODE128C, EAN13, EAN8, EAN5, EAN2, UPC, ITF14,ITF, MSI, MSI10, MSI11, MSI1010, MSI1110, PHARMACODE, CODABAR

2D

QR

Supported Barcode Type (Default)

Name
Barcode Type
1D

CODE39, Code 93, CODE128, EAN8, EAN13, UPC-A, UPC-E, CODABAR, ITF, RSS-14, RSS-Expanded

2D

QR Code ,Data Matrix, MaxiCode

Supported Children

*NONE

Use Cases

Version Description Example Location
     

Version History

Last Update : 2018/04/25


Version Date Content
8.5.2 Apirl, 2018 Barcode



Last Update : 2018/04/25

Copyright © Potix Corporation. This article is licensed under GNU Free Documentation License.