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.
Drag and Drop from the explorer
The Drag and Drop from the explorer consists in selecting one or more files in the Windows explorer and in transferring them into a control of a WINDEV window......
J2EEAddHeader (Function)
Adds a header to the next procedure that will be run on the server.
Opening a help file (CHM, HTML or PDF)
There are several ways to open a help file......
grSaveBMP (Function)
Saves a chart that was previously drawn in a file in BMP format.
BurnerMediaInfo (Function)
Retrieves the characteristics of the CD/DVD found in the current burner....
iSubstBlock (Function)
Substitutes one block of the report with another block while the report is printed.
JSON (Type of variable)
The JSON type makes it possible to simplify actions on data in JSON format.
HCheckIndex (Function)
Checks whether the data found in the index file (.NDX file) properly refers the data found in the data file (.FIC file).
The Organization Chart control
The Organization Chart control is used to represent elements in a hierarchical way. For example: the contributors of a company according to their position. the different branches of a group with their inter-dependencies. the different steps of a manufacturing process, ......
Dequeue (Function)
Removes an element from the queue.
Pop (Function)
Pops an element from a stack.
Managing the HFSQL contexts in the windows and in the reports
An HFSQL context contains information relative to the data used......
DisplayMask (Property)
The DisplayMask property is used to: Find out the display mask. Modify the display mask. This display mask is displayed when the control is in read-only or when the control does not have focus....
The Image Editor control
The "Image Editor" control is a rich control that allows end users to create and edit images in their WINDEV applications......
Assisted universal replication
To easily establish the universal replication between the data of a remote application and a central database, WINDEV and WEBDEV allow you to......
HCopyFile (Function)
Copies an HFSQL data file (.fic, .ndx and .mmo files if they exist): from the HFSQL server to the server (to perform a backup for example). from the HFSQL server to the client (to perform a local backup for example). from the client to the HFSQL server (to update the data files for example). from an HFSQL server to antoher HFSQL server....
HVersion (Function)
Used to find out: whether the content of a file was modified. whether the content of a file used by a query was modified....
docTable (Type of variable)
The docTable type is used to define the advanced characteristics of a Table paragraph found in a Word Processing document.
Sequence of events associated with reports
Several operations are performed when printing a report. These operations are performed in the following order......
edtHTMLSelection (Type of variable)
The edtHTMLSelection type is used to identify all the advanced characteristics of a selection in an HTML Editor control
Preventing the use of the browser's "Back" button
If the browser "Back" button is used to display the previous page, this action will have no effect......
Creating the executable and the setup program
The languages supported by the application are taken into account......
Looper controls populated programmatically: Operations in WLanguage
Here is an overview of how to handle Looper controls populated programmatically in WLanguage....
WDSQL: Converting the structure of an HFSQL database
WDSQL is used to convert the structure of an HFSQL database into SQL script......
BurnerCancel (Function)
Cancels the current burn process.