ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Bar Code functions
The following functions are used to manage bar codes:
The Bar Code control
The Bar Code control displays bar codes in your windows, pages or reports...
CameraStopDecoding (Function)
Stops decoding bar codes in a Camera control.
Printing bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to print bar codes.
BCCalculateControlCharacter (Function)
Returns the check code of a bar code.
<Camera>.StopDecoding (Function)
Stops decoding a bar code in a Camera control.
Decoding bar codes using a Camera control
In iOS and Android, bar codes can be decoded via the Camera control using BCCapture...
iPrintBarCode (Function)
Prints a bar code (inside a rectangle).
BCToImage (Function)
Generates the image of a bar code.
<Camera>.StartDecoding (Function)
Starts decoding bar codes in a Camera control.
VideoStopDecoding (Function)
Stops decoding a bar code in a Camera control.
Managing bar codes
The use of bar codes to identify and manage products has become essential...
BCCapture (Function)
Decodes the information stored in a bar code by using the device camera (Android, iPhone, iPad).
CameraStartDecoding (Function)
Starts decoding bar codes in a Camera control.
Camera field: decode bar codes (prefix syntax)
In iOS and Android, bar codes can be decoded via the Camera control using BCCapture...
VideoStartDecoding (Function)
Starts decoding bar codes in a Camera control.
Reading bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to create applications for reading bar codes...
BCDecode (Function)
Decodes the information stored in a QR Code bar code.
TopMargin (Property)
The TopMargin property sets the top margin of an element.
BottomMargin (Property)
The BottomMargin property sets the bottom margin of an element.
grPointColor (Function)
Initializes the color of a specific point in one of the following chart types: Line, Scatter, Bubble chart....
grHMGetData (Function)
Retrieves data from a Heatmap chart.
<Image>.Rotation (Function)
Rotates an Image control.
PageParameter (Example)
Usage example of the PageParameter function
fLongName (Example)
Usage example of the fLongName function
RightMargin (Property)
The RightMargin property sets the right margin of an element.
Link control properties
The Link control is available in a page and in a report......
ColorLED (Property)
The ColorLED property is used to set the color of the LED light when displaying notifications.
Notification
The Notification keyword can correspond to:
SysMetric (Function)
Returns the resolution of a specific element.
Runtime error functions
List of functions for managing runtime errors...
TableFilteredColumn (Function)
Returns the list of columns filtered by the user in a Table or TreeView Table control.
Events associated with the controls of a report
The events associated with the controls of a report are as follows......
Title (Property)
The Title property gets and sets the title of an element.
LooperSort (Function)
Allows you to: Sort a Looper control according to one or more attributes. Sort a Looper control on all its attributes. Cancel a sort that was performed beforehand (which means ignore the sort)....
pdfAttachment (Type of variable)
The pdfAttachment type is used to define all the advanced characteristics of an attachment in a PDF document.
grDeleteSeries (Function)
Deletes a data series from a chart.
ListMoveLine (Function)
Moves a row or swaps two rows in a List Box or Combo Box control.
FinCurrentVal (Function)
Returns the current value of investment.