ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

HTransactionCancel (Function)
If a transaction is in progress, rolls back all operations performed on tables in transactions since the start of the transaction.
HBackward (Function)
Moves backward several records from the current position in the data file, according to a specified item.
HForward (Function)
Moves several records forward from the current position in the data file, according to a specified item.
Info (Function)
Displays a custom message in a system information window.
WDInst: Installing an HFSQL Client/Server application
When creating the setup program of a WINDEV application that uses HFSQL Client/Server tables, WDInst allows you to......
HWrite (Function)
Writes a record into a table without updating the indexes corresponding to all keys used in the table.
SpeechSynthesisVoice (Variable type)
The SpeechSynthesisVoice type is used to get all the advanced characteristics of a speech synthesis voice.
EmailStartSMTPSession (Function)
Starts a session for sending emails with the SMTP protocol.
HRead (Function)
Reads a record in a file according to a given record number.
Manipulating Progress Bar controls programmatically
A Progress Bar control can be handled through programming......
HTransaction (Function)
Starts a transaction on the tables (HFSQL or accessed via a Native Connector) and creates the transaction table.
MCI constants
List of constants used by the MCI functions....
Operations performed on a data file (Data model editor)
The main operations that can be performed on a data file from the data model editor are as follows......
Changing an application to 64-bit
WINDEV allows you to develop 64-bit applications......
How to perform a full file browse?
Diagram constants
The following constants are used to manage diagrams:...
HOnServerCall (Function)
Customizes the management of message display on the client computer and the management of disconnection from a client computer.
HTransactionInterrupted (Function)
Used to find out whether a transaction was interrupted (the transaction was neither validated nor canceled).
rssCloud (Variable type)
The rssCloud type is used to describe the method for subscribing to the notifications of modification made to the RSS feed...
TreeView control linked to a data file
You have the ability to create TreeView controls directly linked to the data....
MapCircle (Type of variable)
The MapCircle type is used to define the characteristics of a circle to be drawn on the map displayed in a Map control.
PageParameter (Function)
Returns the value of a parameter passed to the current page.
Authentication via Active Directory
Kerberos is an authentication mode based on the use of tickets and secret keys......
SQL view
An SQL view is a virtual data source defined by an SQL query......