ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Item control properties
List of properties associated with the Item control...
How to create an SQL query to get a sum?
This help page explains how to create a Sum query with the query editor....
Server triggers
Server triggers are stored procedures executed by the server before or after a write operation performed on a database file......
Compiling and testing the help system
It is necessary to compile the help to create a file based on the information entered in the help editor......
Interacting with the user
WINDEV, WEBDEV and WINDEV Mobile allow you to communicate with the user via dialog boxes......
Image editor: Features
The image editor includes several features......
The "Browser" pane
When a WINDEV, WEBDEV or WINDEV Mobile element (analysis, query, ......
RepeatableReadSupported (Property)
The RepeatableReadSupported property is used to: Determine if the data file (defined in the data model editor or programmatically) can be used in HFSQL Client/Server in a transaction that includes a "Repeatable Read" isolation mode. Allow the use of a transaction that includes a "Repeatable Read" isolation mode for a data file (files described programmatically only)....
PageNumber (Property)
The PageNumber property is used to: get and change the number of the page displayed in an Image control ("multi-page" image files) get and change the page number of a PDF file displayed in an image control of a window get and change the page number of a PDF file displayed in the background of a report....
Table,Position (External language)
Sets the position on a given element or returns the element on the fist row of a Table control populated programmatically.
PDFMergeWithPassword (Function)
Merges several existing and password-protected PDF files into a single PDF file.
Error 11: The label is unknown
grPointColor (Function)
Initializes the color of a specific point in one of the following chart types: Line, Scatter, Bubble chart....
MaxNbSegment (Property)
The MaxNbSegment property is used to get and change the maximum number of line segments for drawing a Wire control.
HTrack (Function)
Starts tracking write actions (addition, modification or deletion) performed on a file found in an HFSQL server.
hbCell (Type of variable)
The hbCell type is used to define the advanced characteristics of the content of a cell (item value) in an HBase table.
HTransaction (Function)
Starts a transaction on the data files (HFSQL or accessed via a Native Connector) and creates the transaction file.
Calendar functions (prefix syntax)
GridlinesVisible (Property)
The GridlinesVisible property is used to: Determine whether or not gridlines are visible in a control. Show or hide gridlines in a control....
<Chart>.PointColor (Function)
Initializes the color of a specific point in one of the following chart types: Line, Scatter, Bubble chart....
<Source>.RecNum (Function)
Returns: the number of the current record in the HFSQL data file. the number of the current record in the HFSQL view....
<Source>.Track (Function)
Starts tracking write actions (addition, modification or deletion) performed on a file found in an HFSQL server.
<Source>.SortView (Function)
Sorts an HFSQL view by creating an index on a view item. This function uses the former view mechanism.
DeleteParameter (Function)
Deletes a parameter (or a set of parameters) saved either by SaveParameter, or automatically via the persistence of data in the controls.
dLine (Function)
Draws a line: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....