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.
NoteDelete (Function)
Deletes a repositionable note found in the current window.
NoteSaveAll (Function)
Saves the repositionable notes of the current window in a file.
Testing and debugging a project on the development computer
The test of the entire project allows you to simulate the start of the application with the executable......
NoteLoadAll (Function)
Imports and displays the repositionable notes of the current window saved beforehand by NoteSaveAll.
DecryptStandard (Function)
Decrypts a message that was encrypted with a symmetrical encryption algorithm (AES, DES, etc.).
Table,Col (External language)
Returns the current index of the column.
OLE DB: Required configuration
To handle a database via OLE DB, the following elements must be installed on the development computer and on the deployment computer......
Binding an OLE control to an item
An OLE control can be bound to an item in a data file, query, etc....
HTransactionEnd (Function)
Validates the current transaction: the modifications performed on the data file since the start of transaction (HTransactionStart) are validated. the transaction file is deleted (if the transaction is the last transaction in progress for a network application) the records locked in read-only by the transaction are unlocked....
YesNoAsynchronous (Function)
Displays a message in a standard non-blocking dialog box with the answers "Yes" and "No" and calls a WLanguage procedure with the user's response....
WDStatistics: Importing log files
To view the statistics about the site traffic with WDStatistics, the log files must be imported onto the current computer......
WDInst: grouping the files to install
By default, when generating the setup program, the files to install are compressed in a single archive file ("......
Step 2: Creating print fonts
This step allows you to define and choose the different fonts that will be used in the printed document......
mlzDeleteAll (Function)
Deletes all dynamic rows from a Mutiline Zone control.
HTransactionCancel (Function)
If a transaction is in progress, cancels all the operations performed on the data files in transaction since the start of transaction.
2. WEBDEV administrator in practice
CancelAWPContext (Function)
Deletes from the AWP context a variable that was added by DeclareAWPContext.
DeclareAWPContext (Function)
Used to declare a list of variables whose value will be persistent between the successive displays of Active WEBDEV Pages.
Deploying the application for iPhone/iPad
To be able to test and/or deploy the application on a device (iPhone or iPad), you must enroll in the iOS Developer Program....
OKCancelAsynchronous (Function)
Displays a message in a standard non-blocking dialog box with the answers "OK" and "Cancel" and calls a WLanguage procedure with the user's response....
The different types of Table controls: populated programmatically, with or without access to the data source
WINDEV, WEBDEV and WINDEV Mobile allow you to use......
Managing short URLs automatically
For the standard dynamic sites (with context), the access to the site can be done via a "standard" URL:...
The Spreadsheet control: Available formulas
At run time, in the Spreadsheet control, the end user directly enters the calculation formulas......
How to manage a multi-selection in a List Box control?
This help page explains how to manage a multi-selection in a List Box control....
Remote WEBDEV administrator: Create a WEBDEV account
The management of accounts is accessible in the remote administrator for the server administrator only....