ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

SQL statements
The main SQL statements allowed in the SQL queries managed by WINDEV and WEBDEV are as follows......
Managing the certificates
Signing a file allows you to check that the file was not modified or altered since it was signed. The signature also allows you to check the issuer identity....
Errors while managing tables
When an HFSQL function fails (returns False for example), the corresponding error number is returned by HError......
Managing menu options in MDI windows
The MDI windows must respect some constraints specific to the MDI applications......
Discover WINDEV Mobile
WINDEV Mobile tutorial: WINDEV Mobile overview Discover WINDEV Mobile - 10 min
WINDEV: Windows created via the "window" RAD
The wizard for window creation proposes several types of windows associated with HFSQL tables......
".STY" file: "Style sheet" file
A style sheet is a "......
Anchoring applied to window controls
The windows of a WINDEV application can be resized at runtime......
Activating an application or a site
When distributing an application or a site, you may want to offer both a full version and a limited version......
Managing context menus in a WINDEV or WINDEV Mobile application
A context menu can be opened by the user via a right mouse click......
Debugger: Running a project step by step
Running a project step-by-step allows you to start the debugger when launching the application......
WDTestRest: Run the test of your REST Webservices
WDTestRest is used to test the calls to an HTTP REST Webservice or to run a Web API accessible by HTTP......
8. External component
An external component is a set of WINDEV Mobile elements: windows, reports, analysis, etc....
The Image Editor control
The "Image Editor" control is a rich control that allows end users to create and edit images in their WINDEV applications......
MDL file (kept for backward compatibility): Window description
The MDL file is the file used to generate a RAD window......
Snap-on grid
The different editors of WINDEV, WEBDEV and WINDEV Mobile allow you to align the elements via a snap-on grid......
4. Conditional statements
WINDEV Mobile Tutorial - WLanguage basics Lesson 4 - Conditional statements - 20 min