ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Error
The Error keyword is used to manage the errors.
Evénements associés à un champ Chat IA
La propriété IAInfoModèle permet de connaître et modifier les informations concernant définir les paramètres de connexion au modèle d'IA qui est utilisé par le champ Chat IA.
<modbusSession>.ReadBit (Function)
Reads one or more bits from a Modbus slave, starting at a specific address.
<modbusSession>.ReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
<XAML>.Property (Function)
Allows you to find out and modify the value of a .Net property for an Xaml control or for a Carousel control.
Error (External language)
Displays a dialog box containing an error logo and the message passed as parameter.
Library,Error (External language)
Loads the file that contains the error messages handled by WD??EXE.DLL in the desired language.
Screen,FileToScreen (External language)
Updates the controls in the window with the values from the bound items in the data file.
External language: Pascal programming
We are going to call the elements developed in WINDEV (project, windows, ...
<modbusSession>.Disconnect (Function)
Closes the Modbus session.
Example of video management (transmitted by a Camera control) (prefix syntax)
In this example, the application allows you to...
Example for managing videos (broadcasted by a Camera control)
In this example, the application allows you to...
<modbusSession>.WriteRegister (Function)
Writes one or more registers (16-bit values) to a Modbus slave, starting at a specific address.
<zipArchive variable>.Open (Function)
Opens an existing archive.
Reintegrating translated text into a project
Once the translation of framework libraries ("...
geoTrackingEnable (Function)
Enables the management of location tracking in a WINDEV Mobile application.
AuthRefreshToken (Function)
Refreshes a user's OAuth2 token when it expires.
<modbusSession>.WriteBit (Function)
Writes one or multiple bits to a specific address in a Modbus slave.
<zipArchive variable>.OpenRAR (Function)
Opens an existing archive in RAR format.
"END:" label
The END: label is used to define a code that will be systematically run at the end of process execution.
<zipArchive variable>.Exist (Function)
Determines whether an archive exists.
Error (Function)
Displays a custom error message in a system error window.
<xmlDocument variable>.Save (Function)
Saves an XML document in a file.
External language: Programming in Fortran
We are going to call the elements developed in WINDEV (project, windows, analysis, ...
Page templates and inheritance
When a page template is applied to a page, all the controls and code found in the template are "copied" into the page...
Translating a text file with WDTRAD
User Groupware functions
<Dockable panel>.Activate (Function)
Activates a panel when several panels are docked together.
Responsive Web Design: Managing a header bar
This help page explains how to create a page containing a header bar in Responsive Web Design mode...
WLanguage procedure called by AppleSignIn
Procedure ("Callback") called by AppleSignIn when the Apple authentication result is obtained.
Difference of behavior in Windows Vista (and later)
The test of your project was run using one of the Vista/7 test options...
<zipArchive variable>.OpenCAB (Function)
Opens an existing archive in CAB format.
AppleSignIn (Function)
Used to implement authentication via "Sign In with Apple" on devices running on iOS 13 and higher.
<Source>.ExecuteSQLQueryAsynchronous (Function)
Executes an SQL query asynchronously.
Stored procedures and queries (HFSQL Client/Server)
The stored procedures are used to simplify the development and the maintenance of your applications by factorizing the code...
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