ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

The Spreadsheet control: Available formulas
At run time, in the Spreadsheet control, the end user directly enters the calculation formulas......
Opacity (Property)
The Opacity property is used to get and define the opacity percentage for a window, or for controls in a window or page.
Type (Property)
The Type property is used to get: the type of element (data file or item) defined programmatically or in the data model editor, view or query. the type of object. the type of data held in a Variant....
Drawing in WINDEV, WEBDEV and WINDEV Mobile
WINDEV, WEBDEV and WINDEV Mobile include several functions for displaying, drawing, copying and saving the drawings and images from your applications or sites......
Handling an Edit control programmatically
You can handle Edit controls programmatically......
zipExtractFile (Function)
Extracts a file from an archive and automatically decompresses it to a physical location or in memory.
XMLExecuteXPath (Function)
Executes an XPATH query: in an XML document. in an xmlDocument variable....
emailSMTPSession (Type of variable)
The emailSMTPSession type is used to access a messaging server by using the SMTP protocol (Simple Mail Transfer Protocol) in order to send emails.
Error (Function)
Displays a custom error message in a system error window.
Global and local variable
Two types of variables are available......
Drawing constants
List of constants used by the drawing functions....
6. Procedures
WINDEV Tutorial - WLanguage basics Lesson 6 - Procedures - 20 min
Application patch
Once an application was installed, the application library had to be reinstalled whenever a modification was performed (WDL file)......
How to develop a site for Linux?
The method for developing a site for Linux is identical to the method for developing a site for Windows....
TwainToBMP (Function)
Allows you to perform one of the following actions: save the document coming from the Twain device in a Bitmap file (".BMP" extension). view the document coming from the Twain device in the user interface of the device. save the document coming from the Twain device directly in memory in Bitmap format (in a buffer)....
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....
ImageInfoValue (Function)
Returns the value of an Exif tag for the image used.
Android Widget windows
An Android application can contain one or more Widget windows......
The Multiline Zone control
The Multiline Zone control is used to easily create interfaces in iOS style....
SQL query (WLanguage type)
The "SQL query" type is used to write an SQL query in the WLanguage code.
YInitial (Property)
The YInitial property is used to: Find out the Y-coordinate: of a control (position on Y-axis) when opening the window or the page. of a window (position on Y-axis) when opening the window. Modify the Y-coordinate of a control anchored "to bottom" (position on the vertical axis) when opening the window. Find out the Y-coordinate of a control in relation to its block (position in millimeters on the vertical axis) when opening the report....
HAlias (Function)
Creates a logical alias of a data file (or query) or cancels all existing aliases.
WDMap: Viewing the records found in a data file
WDMap is used to view the records found in a data file......
Project description: Project tab
The project description window allows you to configure various elements of your project......
Burner constants
List of constants used by the burner functions....