ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Using the Vista style in your windows
WINDEV allows you to customize...
<LinestringGeo variable>.AddPoint (Function)
Adds a new point to a geographic linestring.
<Image variable>.DrawRectangleGradient (Function)
Draws a rectangle in an Image variable.
Bar Code functions
The following functions are used to manage bar codes:...
<Chrono>.End (Function)
Stops a stopwatch and returns the time elapsed (in milliseconds) since the start of timing (call to <Chrono>.Start).
<emailAttach variable>.SaveAttachment (Function)
Copies the attachment of current email onto the user computer (locally).
<mongoCollection variable>.DeleteOne (Function)
Deletes a document from a collection in a MongoDB database.
<mongoCollection variable>.ModifyAll (Function)
Modifies documents in a collection of a MongoDB database.
<Gantt chart>.AddTask (Function)
Adds a task in a Gantt Chart column in a Table or TreeView Table control.
<Image variable>.PixelOpacity (Function)
Identifies the opacity of a pixel in an image (in an Image variable) with an Alpha channel.
<Image variable>.EndDrawing (Function)
Deletes all the drawings made since the last call to dStartDrawing.
<Image variable>.Rotation (Function)
Rotates an image in an Image variable.
grCreateFont (Function)
grCreateFont is kept for backward compatibility.
The Peeling Corner control
The "Peeling Corner" control is used to create a visual effect in a page by presenting an image partially covered by another one......
Describing a report table
To display the table description, select "Table description" in the context menu of one of the table elements...
Multiline Zone control properties
A Multiline Zone control and the lines of a Multiline Zone control can be manipulated in WLanguage in a window with the following properties.
GPSDetectPosition (Function)
Asks to be notified when the device gets close to a given location.
HTTPCookieWrite (Function)
Adds or modifies a cookie in an HTTP request.
Certificate management functions
The following functions are used to handle the certificates:...
inAppPurchaseProduct (Function)
Sends a request for purchasing an "In-App" product associated with the application.
MapDeleteAll (Function)
Deletes the following from a Map control: all markers, all shapes, all images....
FBRequest (Function)
Performs a communication request (HTTP request) to the Facebook Graph API.