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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

ModbusReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
<Icon variable>.SaveICO (Function)
Saves an image in icon format either in a file, or in memory.
<Image>.EndDrawing (Function)
Deletes all the drawings made since the last call to dStartDrawing.
<Image>.StartDrawing (Function)
Indicates that the drawing functions that will be used are intended for the specified Image control.
<Image>.HorizontalSymmetry (Function)
Flips an image in an Image control with respect to a horizontal axis (symmetry with respect to a horizontal axis).
<Image>.VerticalSymmetry (Function)
Flips an image contained in an Image control with respect to a vertical axis (symmetry with respect to a vertical axis).
<fbSession variable>.GetUserInformation (Function)
Gets the Facebook information of the connected user.
<mqttSession variable>.Subscribe (Function)
Used to subscribe to a MQTT notification.
<mqttSession variable>.Unsubscribe (Function)
Allows you to unsubscribe from a MQTT notification.
<mqttSession variable>.UnsubscribeAll (Function)
Allows you to unsubscribe from all the existing subscriptions.
ModbusDisconnect (Function)
Closes the Modbus session.
ModbusWriteRegister (Function)
Writes one or more registers (16-bit values) to a Modbus slave, starting at a specific address.
<Image>.Rotation (Function)
Rotates an Image control.
<WDPic variable>.Rotation (Function)
Rotates a WDPic image.
PDFReaderGoToBookmark (Function)
Sets the position directly on the desired bookmark in the PDF document.
Functions for managing the Word Processing control (prefix syntax)
The following functions are used to manage Word Processing controls:...
<Map>.DeleteMarker (Function)
Deletes a marker from a map displayed by a Map control.
CertificateExtract (Function)
Extracts a certificate from a signature buffer or from a print duplicate.
iCalendarToAppointment (Function)
Lists the appointments described in a character string in iCalendar format.
<Map>.ModifyMarker (Function)
Modifies a marker displayed in a Map control.
Image Editor control: Options in the ribbon and the panes
The Image Editor control offers a host of options accessible via......
<Map>.AddMarker (Function)
Adds a new marker onto a map displayed in a Map control.
Functions for managing Image Editor controls and WDPic variables
The following functions are used to manage Image Editor controls and WDPic variables:...
<Image variable>.Resize (Function)
Resizes an image in an Image variable.
<Image variable>.AlphaBlend (Function)
Blends two images together. This allows you to create fade-in effects between 2 images.