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.
httpProgress (Type of variable)
The httpProgress type is used to manage the progress when sending or receiving an HTTP request.
The Image control
The Image control is used to......
DDEStart (Function)
Starts the execution of a program (an executable for example) from the current application.
Ln (Function)
Calculates the Napierian logarithm (reverse of exponential) of a numeric value.
Log (Function)
Calculates the decimal logarithm of a numeric value.
Sin (Function)
Returns the sine of an angle.
7. Debugger
WINDEV Tutorial - WLanguage basics Lesson 7 - Debugger - 30 min
2. My first window
WINDEV Tutorial: WINDEV overview Lesson 2 - My first window - 30 min
Conditions for using a .NET assembly
Before using a .NET assembly, a specific configuration is required......
Creating a .NET assembly from WINDEV
To create a.NET assembly, ......
iParameterPreview (Function)
Configures the print preview: display a message regarding the resources of current computer. display or not the ribbon panes (as well as the buttons found). the export options available in the mini preview window....
Tangent (Function)
Calculates the tangent of an angle.
.NET application
To create a.NET application from a project......
.NET Assemblies
.NET is Microsoft's software development platform......
iLastFile (Function)
Returns: the full name of the last file generated during the print (PDF, RTF, text, ...). the list of created duplicate files....
CoTan (Function)
Calculates the cotangent of an angle.
Declaring a procedure/a function
The different syntaxes for declaring a procedure...
TableSelectMinus (Function)
Deselects a row from a Table or TreeView Table control.
Using .NET assemblies in a project
To use .NET assemblies in a project......
Creating a strong-named .NET assembly
To create a strong-named .NET assembly ......
EmailReadLast (Function)
Reads the last incoming email according to the protocol used (POP3 or IMAP, MS Exchange, Lotus Notes or Outlook).
iParameterViewer (Function)
Configures the report viewer.
EmailReadPrevious (Function)
Reads the email found before the current email according to the protocol used (POP3 or IMAP, MS Exchange, Lotus Notes or Outlook).
MaxValue (Property)
The MaxValue property is used to: get and set the top value of a report based on a data file. get the maximum value of the current filter. get the maximum value of a data series in a chart. get and set the maximum value for some types of controls....
The Combo Box control
The "Combo Box" control is used to display a list of elements and to select an element from this list......