ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

24. Displaying and linking pages
Deselects a shape in a Diagram Editor control....
Value (Property)
The Value property is used to: Find out and modify the value of a report control. Find out and modify the value of a control or the title of a window. Find out the identifier of a stream. Find out and modify the value of a control or the title of a page....
Creating an automatic help
The Automatic Application Features (AAF) allow you to add features to your application without having to write a single line of code......
JSON
JSON (JavaScript Object Notation) if a light format for exchanging data......
HPrepareSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the database server in order to optimize the next executions of this query.
AAF: Context menu of Image controls
A context menu is available for Image controls......
DndTarget (Property)
The DndTarget property determines and changes how a control behaves in a drag-and-drop operation.
dStartDrawing (Function)
Indicates that the drawing functions that will be used are intended for: the specified Image control, the specified Image variable, the specified Image variable, the specified WDPic variable (on the background layer), the specified picLayer variable....
HSubstDir (Function)
Associates the data directory specified in the analysis with a directory found on disk.
PageToEmail (Function)
Emails the data found in a page currently displayed in the browser.
PicResize (Function)
Resizes a WDPic image.
HTTPCookieManage (Function)
Enables or disables the management of cookies in an HTTP request run: by HTTPRequest. by HTTPSend....
Automatic Drag and Drop
For some types of controls, WINDEV and WEBDEV offer an automatic management of Drag and Drop....
xlsDeleteWorksheet (Function)
Deletes a worksheet from the Excel document.
BackgroundTaskAdd (Function)
Adds a new background task.
Error 108: The size of the variable is not allowed
MDL file (kept for backward compatibility): Pattern description
The MDL file is the file used to generate a RAD window......
Events associated with Spin controls
List of events associated with Spin controls...
2. Examples provided with WINDEV
The examples provided with WINDEV are intended to help you learn the features of WINDEV....
Installing an application server
There are several steps to install the WEBDEV Application Server on a Linux server......