ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

How to fill a TreeView control?
This help page explains how to fill a TreeView control....
Constructor and destructor
When creating a class in the code editor, the Constructor and Destructor methods are automatically created by default......
Repairing the database schema
In some cases, an error message may appear when opening the database schema linked to a project......
Implementing the log process in an application
Regardless of the data files used by your application (HFSQL Classic or HFSQL Client/Server), the log process can be implemented on these data files......
Restore (Function)
Displays a WINDEV window to its initial size.
Maximize (Function)
Displays a WINDEV window in its maximum size.
Gesture variable
The Gesture variable is used to retrieve the gesture parameters (swipe)......
Overview of OOP (Object Oriented Programming)
The object-oriented programming (called "OOP") is a programming paradigm in which the programs are organized as sets of objects......
GDI+ framework
Some WINDEV features use the GDI+ framework......
Debugging a connection to an HFSQL server
The stored procedures and the triggers are debugged from the environment, with real execution on the server......
LargeFontFactor (Function)
Returns the current enlargement ratio of a WINDEV window (only if Windows is in "large fonts" mode).
<Window>.Maximize (Function)
Displays a WINDEV window in its maximum size.
<Window>.Restore (Function)
Displays a WINDEV window to its initial size.
Using the advanced types
The advanced types (XLS variables, ggl variables, ......
Error 1001: The operators: and:: can only be used in the methods of classes
11. Managing requirements
The Project Management Hub allows the project manager to manage a development project....
Binding a Radio Button control to an item
A Radio Button control can be bound to an item in a table, query, etc....
Minimap
The minimap is an option that allows you to quickly navigate the code editor......