ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

dPixelColor (Function)
Identifies the color of a pixel: in an Image control. in an Image variable. in a picLayer variable. in a WDPic variable]....
Background (Type of variable)
The Background type defines the advanced characteristics of the element background.
mqttSession (Type of variable)
The mqttSession type is used to define the parameters for connecting to the MQTT broker.
TableDeleteWithAnimation (Function)
Deletes a row from a Table control, from a TreeView Table control (or from a table displayed in a Combo Box control) with an animation.
SysDirExternalStorage (Function)
Returns the path of the directory that will be used to store files in the external storage space of the Android device.
Manipulating a Layout control programmatically
A Layout control can be......
beaconDetectionInfo (Type of variable)
The beaconDetectionInfo type is used to describe information relative to a Beacon detected with BeaconDetectPrecise.
Spreadsheet report
The report editor allows you to create "Spreadsheet" reports......
Project image gallery
The project image gallery allows viewing all the images of a project in a single click......
Class diagram
A class diagram describes the structure of a system via classes and the relationships among them......
dRectangle (Function)
Draws a rectangle: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
dPolygon (Function)
Draws a polygon: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
notificationFormat (Type of variable)
The notificationFormat type is used to describe the display format of a notification when this one is expanded.
Events associated with Link controls
List of events associated with Link controls...
Z-index of a control
All the controls in a window or report have a different z-index......
The different states of a Button control in a window
In WINDEV or WINDEV Mobile applications, Button controls can have multiple states......
Clipping the window according to an image
An image can be used to easily define the shape of a window......
The Tab control
The Tab control is used to simultaneously display different controls......
The Slider control (in a window)
A slider control is used to select a value between two bounds......
HBuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).
HChangeDir (Function)
Changes the path to a data file (i.e. directory in which the file will be handled).
WDSQL: Creating and running a script
A script is a set of SQL commands used to perform a specific operation (create a new table in the database, insert records, ......
Generating a description of a data file from a window or from a page
When you design a quick prototype, you often create windows (or pages) without defining any data files......
Migrating a WEBDEV site to PHP
To migrate a WEBDEV site to PHP......
Managing the load balancing (dynamic load balancing on server)
The server that is hosting a HFSQL database engine can be very busy......