ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

BitmapInfo (Function)
Retrieves the characteristics of an image file or the characteristics of a PDF file : format, width and height, number of bits per pixel....
<WDPic variable>.VerticalSymmetry (Function)
Flips an image contained in a WDPic variable (in the background layer) with respect to a vertical axis (symmetry with respect to a vertical axis).
<Connection variable>.ManageServerUpdate (Function)
Used to manage the automatic update of HFSQL Client/Server servers by specifying the check frequency regarding the availability of updates....
Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage......
Help page identifier
To display a specific help page from your WINDEV application, an identifier must be specified for each page found in your help system......
Operators on character strings
The character strings can be handled by specific WLanguage functions or by the +, [[ and ]] operators......
MDL file (kept for backward compatibility): Window description
The MDL file is the file used to generate a RAD window......
Word processing: Features
This page lists the available and forthcoming features of the Word Processing control......
TwainToControl (Function)
Allows you to : view the document coming from the Twain device in an Image control. view the document coming from the Twain device in the user interface of device....
ExecuteUpdateUI (Function)
Immediately executes the "Request for refreshing the display" event of the window, page, internal window, internal page, control template or supercontrol. This function is kept for backward compatibility.
NbLinesPerPage (Property)
The NbLinesPerPage property is used to: Get and set the maximum number of Table rows per page. Get and set the maximum number of Looper rows per page....
Combo Box and List Box controls: Automatic features (AAF)
The List Box and Combo Box controls can benefit from several AAFs......
PopupAnimate (Function)
Displays a popup in a page cell.
PageChangeLayout (Function)
Applies a specific layout to a page.
<Popup>.Animate (Function)
Displays a popup in a page cell.
PreviousPage (Function)
Returns the name of the previous page.
dbgEnableLog (Function)
Enables the runtime log programmatically.
HInfoLog (Function)
Returns information about the server logs.
<fbSession variable>.Start (Function)
Used to authenticate and log in to Faceboook.
<Source>.LogStop (Function)
Stops the log process of a file.
<Connection variable>.RegenerateFile (Function)
Regenerates a data file from its log.
HRegenerateFile (Function)
Regenerates a data file from its log.
HSetLog (Function)
Enables or disables log management on a file.
List Box control linked to a data file or to a query
A List Box or Combo Box control can be used to display the content of a data file or query, to allow a user to select a record, for example......
CheckBoxDelete (Function)
Deletes an option from a Check Box control.