ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Frequently asked questions about Automatic Update
Frequently asked questions about the update search mechanism....
Dynamic instantiation of a .NET object
A .NET object can be dynamically associated with a .NET class, we talk of dynamic instantiation of object....
Multi-product external components
Components are a remarkably useful tool for development teams......
The "Project Management Hub" pane
The "Project Management Hub" pane displays the tasks assigned to the current developer......
LST: The Technical Support Newsletter, the WINDEV and WEBDEV magazine
Before calling the Free Technical Support
The operations to perform before calling the Technical Support......
5. HFSQL Client/Server
A WINDEV Mobile application can also use an HFSQL database in Client/Server mode....
AWP without UI
Bootstrap, Angular, React, Vue......
The structure of the RAD patterns (kept for backward compatibility)
...The RAD pattern files (MDL files) are used to describe:...
Creating a delete query
A delete query (corresponding SQL statement......
Events associated with TreeView Table controls
List of events associated with the TreeView Table controls...
OLECreateCopy (Function)
Associates an OLE control with an OLE object while specifying a base file.
Handling a WinForm .Net control through programming
Printing bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to print bar codes....
Handling a Rich Text Area control through programming
To handle a Rich Text Area control programmatically, use the variable of the Rich Text Area control directly in the code......
WithZoom (Property)
The WithZoom property is used to specify and to determine whether the user can zoom in and out: in an HTML Display control in Android, iPhone or iPad applications. in a Map control in Android, iPhone or iPad applications....
<Source>.CancelDeclaration (Function)
Allows you to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
Writing to the Free Technical Support
When you encounter a problem, try to isolate it and to reproduce it by using the minimum number of elements......
Modifying the values displayed in the result of a select query
In the result of a select query, you have the ability to only display......
Handling a Link control through programming (Page)
WEBDEV allows you to handle a Link control through programming......
HCancelDeclaration (Function)
Used to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
Control style: Font characteristics
You can change many style options in the "Style" tab of the control description window......
Python: Use in WLanguage
WLanguage supports Python functions in native mode......
Restoring an HFSQL Client/Server database
A backup of a HFSQL Client/Server database can be restored at any time......
Constants for telemetry management
Constants for telemetry management...