ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Bar Code functions
The following functions are used to manage bar codes:
The Bar Code control
The Bar Code control displays bar codes in your windows, pages or reports...
CameraStopDecoding (Function)
Stops decoding bar codes in a Camera control.
Printing bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to print bar codes.
BCCalculateControlCharacter (Function)
Returns the check code of a bar code.
<Camera>.StopDecoding (Function)
Stops decoding a bar code in a Camera control.
Decoding bar codes using a Camera control
In iOS and Android, bar codes can be decoded via the Camera control using BCCapture...
iPrintBarCode (Function)
Prints a bar code (inside a rectangle).
BCToImage (Function)
Generates the image of a bar code.
<Camera>.StartDecoding (Function)
Starts decoding bar codes in a Camera control.
VideoStopDecoding (Function)
Stops decoding a bar code in a Camera control.
Managing bar codes
The use of bar codes to identify and manage products has become essential...
BCCapture (Function)
Decodes the information stored in a bar code by using the device camera (Android, iPhone, iPad).
CameraStartDecoding (Function)
Starts decoding bar codes in a Camera control.
Camera field: decode bar codes (prefix syntax)
In iOS and Android, bar codes can be decoded via the Camera control using BCCapture...
VideoStartDecoding (Function)
Starts decoding bar codes in a Camera control.
Reading bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to create applications for reading bar codes...
BCDecode (Function)
Decodes the information stored in a QR Code bar code.
ExtendedInfo (Property)
The ExtendedInfo property is used to get additional information: about a data file accessed by a Native Connector or HFSQL Client/Server. about an item accessed by a Native Connector or HFSQL Client/Server. about a connection. In this case, this property is equivalent to CtExtendedInfo....
<Spreadsheet>.Position (Function)
Displays the specified cell in a Spreadsheet control found in a window: either the visible area of Spreadsheet control is moved to display the cell. or the cell is displayed in the upper-left corner of visible area of Spreadsheet control....
Single Page App
A "Single Page App" is a Web application (Internet or Intranet) whose all pages are grouped in a single page......
SpreadsheetPosition (Function)
Displays the specified cell in a Spreadsheet control found in a window: either the visible area of Spreadsheet control is moved to display the cell. or the cell is displayed in the upper-left corner of visible area of Spreadsheet control....
Selection (Property)
The property Selection property displays the characteristics of the selection (or cursor): in a Word Processing control. Note: This selection is located in the part being edited (body, header or footer). in a Spreadsheet control. in an HTML Editor control. in a Diagram Editor control....
WINDEV concepts
Administrator: Setting and executing action plans
When the action plans are deployed, you have the ability to configure their activation mode....
Non-modal management of a window
The window that opens another window is called parent window ; the windows opened by the parent window are called child windows......
Providing an image per DPI
On mobile, when displaying images, each device has its own physical size and its own graphic resolution......
Two methods for passing parameters to a query
Two methods can be used to pass parameters to a query with parameters used in a window or in a control (List Box, Combo Box or Table control for example)......
Creating and distributing Active WEBDEV Pages
To transform a page in Session mode into an Active WEBDEV Page:...
Locking data files: correspondence between WINDEV 5.5 and the later versions
Choosing the action associated with a WEBDEV button
Whatever the type of button, it is possible to associate an action with it......
SSL: Secure transactions with WEBDEV
When using an Internet application, the data circulating between the computer of the Web user and the Web server is not protected......
SNMP constants
List of constants used by the SNMP functions....
Assignment operators
Three assignment operators are available......
Burning a CD/DVD
Several WLanguage functions are used to burn the CDs or DVDs......
Unalterable tables
This feature is used to signal that a table cannot be modified after writing......
11. Choosing the action of a button/link