ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Notifications of an HFSQL server
A server may encounter problems without any user (or developer) noticing anything.
For example:
  • a scheduled task may fail,
  • an automatic backup may fail,
  • a node may become inactive in an HFSQL cluster, ...
Docker image of the HFSQL server
A Docker container with the HFSQL server is available on Docker Hub...
<Connection variable>.ServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
HFSQL and Docker
Docker is a software platform that allows you to run applications in software containers on Linux (Docker runs like a daemon)...
<Connection variable>.StartServerUpdate (Function)
Used to immediately start the automatic server update.
HServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
HManageServerUpdate (Function)
Allows you to manage the automatic update of HFSQL Client/Server servers and to define how often to check for updates.
<Connection variable>.ManageServerUpdate (Function)
Used to manage the automatic update of HFSQL Client/Server servers by specifying the check frequency regarding the availability of updates.
<Connection variable>.OperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
HOperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
InStoredProcedureMode (Function)
Indicates whether the code is run on an HFSQL server.
Installing an HFSQL Client/Server server with an application
When creating the setup program of a WINDEV application using HFSQL Client/Server tables, the wizard allows you to...
HListServer (Function)
Lists the HFSQL servers installed on a computer.
HStartServerUpdate (Function)
Used to immediately start the automatic server update.
dArc (Function)
Draws an arc of circle or an arc of ellipse: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
fOpen (Function)
Opens an external file (ANSI or UNICODE) in order to handle it through programming.
Close (Function)
Closes a WINDEV window (and returns a value if necessary).
Dialog (Function)
Displays a message box and returns the value of the button clicked by the user.
'Image gallery' Looper control
The "Image gallery" Looper control is used to manage the display of a set of images without programming......
The Static Text control
A Static Text control is a control used to display a static text......
The Multimedia control
The Multimedia control is used to play multimedia files......
HTML 5: Example for managing the programmed Drag and Drop
To make a WEBDEV site more interactive, you have the ability to implement Drag and Drop in the pages....
Customizing the Switch controls
The Switch control is a 2-state Check Box control (on/off, true/false, yes/no)......
Constant
The constants are language elements whose value is fixed once and for all...
EmailOpenMail (Function)
Opens the default messaging software: of Web user on the browser computer. of the user on the current Windows computer. on the phone....
fReadLine (Function)
Reads a line from an external file (ANSI or UNICODE).
Events associated with Image controls
List of events associated with Image controls...
Input masks and display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks......
zipMerge (Function)
Merges the different sub-archives found in a multi-part archive to create a single-part archive.
Image control properties
The Image controls include properties that can be handled in WLanguage both in the windows and pages but also in the reports......
List Box control properties
You can manipulate List Box controls in a window or page using the following WLanguage properties......
FontName (Property)
The FontName property is used to: Identify the font used in a control. Change the font used in a control....