ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

<WDPic variable>.DrawSlice (Function)
Draws a section of a circle or an ellipse in a WDPic variable.
<WDPic variable>.DrawRectangle (Function)
Draws a rectangle in a WDPic variable.
<Image variable>.ModifyLightness (Function)
Modifies the lightness of an image in an Image variable.
GglAnalyticsAddException (Function)
Adds an exception beside Google Analytics.
Position (Function)
Finds the position of a specified string within another string.
iPreview (Function)
Configures the print destination.
Page Header block
The Page header block is printed on each new page......
SemaphoreCreate (Function)
Creates a semaphore.
ImagePrevious (Function)
Displays the previous image for the scroll.
ImageNext (Function)
Displays the next image for the scroll.
ImageLast (Function)
Displays the last image for the scroll.
ImageFirst (Function)
Displays the first image for the scroll.
SemaphoreDestroy (Function)
Explicitly destroys a semaphore.
SemaphoreEnd (Function)
Allows one or more threads to exit from the area protected by the semaphore.
Camera functions
SemaphoreStart (Function)
Locks the current thread until the semaphore is opened (which means until a "free" spot becomes available in the protected section).
<Image>.Copy (Function)
Copies an image to another image.
GglAnalyticsAddEvent (Function)
Adds an event in Google Analytics
Various functions
List of various functions found in WINDEV, WINDEV Mobile and WEBDEV....
Functions for managing images
Camera control: decoding the bar codes (prefix syntax)
In iOS and Android, the bar codes can be decoded via the Camera control by BCCapture......
Page with parameters
Functions for managing images (prefix syntax)
Video functions
List of video functions...
UnloadWDL (Function)
Frees the library that was loaded in memory by LoadWDL.