ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Bar Code functions
The following functions are used to manage bar codes:
BCDecode (Function)
Decodes the information stored in a QR Code bar code.
iPrintBarCode (Function)
Prints a bar code (inside a rectangle).
VideoStopDecoding (Function)
Stops decoding a bar code in a Camera control.
<Camera>.StartDecoding (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...
Reading bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to create applications for reading bar codes...
BCCalculateControlCharacter (Function)
Returns the check code of a bar code.
Decoding bar codes using a Camera control
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.
Printing bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to print bar codes.
CameraStopDecoding (Function)
Stops decoding bar codes in a Camera control.
BCCapture (Function)
Decodes the information stored in a bar code by using the device camera (Android, iPhone, iPad).
Managing bar codes
The use of bar codes to identify and manage products has become essential...
<Camera>.StopDecoding (Function)
Stops decoding a bar code in a Camera control.
BCToImage (Function)
Generates the image of a bar code.
CameraStartDecoding (Function)
Starts decoding bar codes in a Camera control.
XMLInsertElement (Function)
Inserts an XML element (tag or attribute) into an XML document.
XMLSavePosition (Function)
Stores the current position in the XML document.
FirstDayOfMonth (Function)
Returns the first day of the month.
ArrayDeleteLine (Function)
Deletes a row at a given position: from a two-dimensional array. from the advanced array property (array of gglCalendar events, etc.) The array size is automatically reduced....
ColorPalette (Function)
Returns a color found in the current palette.
SQL view
An SQL view is a virtual data source defined by an SQL query......
HWrite (Function)
Writes a record into a data file without updating the indexes corresponding to all keys used in the file.
ServiceStart (Function)
Starts a service.
The Cell control
The Cell control contains controls......
iPrintPDF (Function)
Prints the content: of a PDF file. of a buffer containing a PDF. of a PDF Reader control....
dChord (Function)
Draws the chord of a circle (intersection between an ellipse and a straight line): in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
gpwOpen (Function)
Opens the User Groupware login window or page.
Sound (Function)
Plays a sound in WAV format.
StatVarianceP (Function)
Calculates the variance for a full series of values.
ControlDelete (Function)
Permanently deletes a control from a window, page or report.
MatReadLine (Function)
Reads the value of all elements found in a matrix row.
StatAverageDeviation (Function)
Calculates the average deviation of values in relation to their arithmetic mean.
StatStandardDeviation (Function)
Calculates the standard deviation for a series of values.
Handling a Web Component control through programming
StringCompare (Function)
Compares two strings character by character: according to the sequence of ASCII characters. according to the alphabetical order....
ServiceRestart (Function)
Restarts a service (already started).
MapItineraryDistance (Function)
Calculates the distance of an itinerary in a Map control.
fUnlock (Example)
Usage example of the fUnlock function
Proxy (Function)
Specifies whether the communication functions that use HTTP or HTTPS must go through a proxy to execute their requests. A proxy is used to share the access to Internet between the different network computers.
iPrintReport (Function)
Prints a report created with the report editor.