ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Data Source (Variable type)
A Data Source variable is used to describe a temporary data source (query, view, alias, etc.).
<Source>.DataSourceKnown (Function)
Determines if a data source has been initialized.
MySource (Reserved word)
MySource is used to handle the current data source (file, view or query) associated with a report or with a table based on a data file...
HDataSourceKnown (Function)
Determines if a data source has been initialized.
SQLListSource (Function)
Lists the data sources declared on a local site.
DnDAccept (Function)
Indicates the action accepted by the target of Drag/Drop and manages the mouse cursor during Drag/Drop....
SCM administrator: available tools
The SCM administrator (Source Code Manager) proposes several tools to manage and optimize the SCM repository......
HDeclare (Function)
Declares a description of data file (found in an analysis) in the current project.
PageFromSource (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
HChangePassword (Function)
Changes the password of an HFSQL Classic or HFSQL Client/Server data file....
HDescribeTrigger (Function)
Adds or modifies a trigger on an HFSQL data file.
HRecNum (Function)
Returns: the number of the current record in the HFSQL data file. the number of the current record in the HFSQL view....
HListItem (Function)
Returns the list of items: found in a data file ( a query or a view) known to the HFSQL engine. The data files defined by HDeclare, HDeclareExternal and HDescribeFile are taken into account. found in a Record variable....
HChangeConnection (Function)
Dynamically changes the connection associated with a data file.
HInfoFile (Function)
Returns the characteristics of an HFSQL Classic or Client/Server data file....
HDelete (Function)
Deletes a record from a data file (query or view).
HNoModif (Function)
Forbids all the modifications on a data file (for all the programs, including the one that requested the no-modification policy).
HPass (Function)
Defines the password used to create or open a data file.
HGetCurrentPosition (Function)
Returns the approximate position of current record in the data file.
HUpdateLink (Function)
Updates on the server all the links of an HFSQL Client/Server data file....
The log process
...A log is a special file that contains the history of all changes made to one or more data files over a given period of time (date the file was created, last automatic data modification, last backup created with WDLog, etc.)...
Configuring the "Relative duration" mask (date and time in natural language)
WINDEV, WEBDEV and WINDEV Mobile propose to use a "Relative duration" display mask for the Date controls......
WindowFromSource (Function)
Automatically initializes the controls of a window with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
HModify (Function)
Modifies the specified record or the record found in memory in the data file (query or view).
HChangeLogDir (Function)
Modifies the location of log files corresponding to an HFSQL data file.
WDLog: Restoring a data file from its log
WDLog is used to apply to a backup of a data file the different operations saved in the log of this file......
fDataDirUser (Function)
Returns a directory path for the data of the current user of the current application.
HWrite (Function)
Writes a record into a data file without updating the indexes corresponding to all keys used in the file.
The "Line" charts
In the line charts, the data is interpreted as successive y coordinates of points......
HViewToFile (Function)
Saves the modifications performed in an HFSQL view (by HModify, HDelete or HCross) in the corresponding data file. This function uses the former view mechanism.