ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

HFSQL data files exceeding 2 gigabytes
By default, the HFSQL engine allows you to manage large data files (up to 2 gigabytes)......
RequestRefreshUI
Requests the execution of the "Request for refreshing the display" event (and gives back control without waiting for the execution of the event).
HLockFile (Function)
Locks a data file and restricts the access to this data file for all other sites or applications.
The Text control: Input or display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks......
ControlToSource (Function)
Assigns the control value to the source of a control link.
The Numeric or Currency control: Input or display masks
WINDEV, WINDEV Mobile and WEBDEV propose two types of masks......
MatReadColumn (Function)
Reads the value of all the elements found in a matrix column.
HLockRecNum (Function)
Locks a record and restricts the access to this record for all the other applications.
ExecuteRefreshUIParent
Immediately executes the "Request for refreshing the display" event of the parent.
SocketWrite (Function)
Writes a message intended to another socket.
How to sort the result of a query?
This help page explains how to create a sort query with the query editor....
Creating an interactive diagram
The Diagram Editor control allows end users to create and edit diagrams......
Image control in a window
This help page presents the characteristics of an Image control found in a window...
XMLParent (Function)
Positions on the parent element of current element (tag or attribute).
8. Traffic statistics of dynamic sites
Configure the setup program interface
To make the installation process more user-friendly, the setup wizard allows you to customize the interface of the setup program......
Constants for managing the modification of windows by the user
Input masks and display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks......
EventCreate (Function)
Creates an event.
Computer renamed or changed
During the development phase, you may have to change the computer used for development (change computer, rename the computer, ......
fMakeDir (Function)
Creates a directory (and the intermediate directories if necessary).
TableExpand (Function)
Expands: a branch that was previously collapsed in a TreeView Table control. a branch that was previously collapsed in a Table control. a detailed window displayed for a row....
WDOptimizer: Canceling/Freeing records in transaction
WDOptimizer is used to......
26. Style sheets: to simplify the layout
GDPR: Concrete solutions
GDPR: General Data Protection Regulation...