ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

The Bar Code control
The Bar Code control displays bar codes in your windows, pages or reports...
Bar Code functions
The following functions are used to manage bar codes:
iPrintBarCode (Function)
Prints a bar code (inside a rectangle).
Reading bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to create applications for reading bar codes...
Camera field: decode bar codes (prefix syntax)
In iOS and Android, bar codes can be decoded via the Camera control using BCCapture...
CameraStartDecoding (Function)
Starts decoding bar codes in a Camera control.
<Camera>.StopDecoding (Function)
Stops decoding a bar code in a Camera control.
CameraStopDecoding (Function)
Stops decoding bar codes in a Camera control.
Managing bar codes
The use of bar codes to identify and manage products has become essential...
Decoding bar codes using a Camera control
In iOS and Android, bar codes can be decoded via the Camera control using BCCapture...
BCCapture (Function)
Decodes the information stored in a bar code by using the device camera (Android, iPhone, iPad).
Printing bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to print bar codes.
BCToImage (Function)
Generates the image of a bar code.
BCDecode (Function)
Decodes the information stored in a QR Code bar code.
VideoStartDecoding (Function)
Starts decoding bar codes in a Camera control.
BCCalculateControlCharacter (Function)
Returns the check code of a bar code.
VideoStopDecoding (Function)
Stops decoding a bar code in a Camera control.
<Camera>.StartDecoding (Function)
Starts decoding bar codes in a Camera control.
eCurrencyName (Function)
Returns the caption of a currency.
TextDirection (Property)
The TextDirection property is used to determine and change the writing direction in a window, report or control (useful for languages such as Arabic or Hebrew).
Generating the RAD pattern
To generate a RAD pattern:...
Thumbnail (Property)
The Thumbnail property can be used on: the items of an HFSQL data file. For more details, see Thumbnail property on items. the Thumbnail controls (WEBDEV only). For more details, see Thumbnail property on Thumbnail controls....
Subject (Property)
The Subject property is used to get and change the subject of an element.
Error 117: The array has X dimensions and you access it with Y dimensions
Error 201: The method already has a virtual attribute
InitialValue (Property)
The InitialValue property is used to get and/or change an initial value....
MongoGridFSGetFileInfo (Function)
Allows you to get information about a MongoDB file (gridFS).
<Image variable>.DrawRectangle (Function)
Draws a rectangle in an Image variable.
<Image>.DrawRectangle (Function)
Draws a rectangle in an Image control.
<Image variable>.DrawPolygon (Function)
Draws a polygon in an Image variable.
<Image>.DrawPolygon (Function)
Draws a polygon in an Image control,
HIndex (Example)
Usage example of the HIndex function
HTTPGetResult (Example)
Usage example of the HTTPGetResult function
xlsNbColumn (Example)
Usage example of the xlsNbColumn function
MatMultiply (Example)
Usage example of the MatMultiply function
<WDPic variable>.DrawPolygon (Function)
Draws a polygon in a WDPic variable.
<picLayer variable>.DrawPolygon (Function)
Draws a polygon in a picLayer variable.
HCreateView (Function)
Creates an HFSQL view. This function uses the former view mechanism....
Thumbnail (Property)
The Thumbnail property is used to find out and modify the image displayed in thumbnail in a Thumbnail control.
MenuIsMarked (Example)
Usage example of the MenuIsMarked function
xlsNbRow (Example)
Usage example of the xlsNbRow function
FTPTime (Example)
Usage example of the FTPTime function
MatAdd (Example)
Usage example of the MatAdd function