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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

FAA: Did you know?
Our surveys show that end users love AAFs (Automatic Application Features) and that these AAFs increase their satisfaction and efficiency when using the applications...
Menus and menu options: Tips & Tricks
This page presents some operations specific to the menus and to the menu options...
<Image>.Rotation (Function)
Rotates an Image control.
<Icon variable>.SaveICO (Function)
Saves an image in icon format either in a file, or in memory.
<Image>.PixelOpacity (Function)
Identifies the opacity of a pixel in an image (in an Image control) with an Alpha channel.
<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.
<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.
ModbusReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
<WDPic variable>.Rotation (Function)
Rotates a WDPic image.
PDFReaderGoToBookmark (Function)
Sets the position directly on the desired bookmark in the PDF document.
<Connection variable>.RSExecute (Function)
Immediately runs a recurring replication between HFSQL servers: the replication is triggered before the scheduling.
DocSelect (Function)
Selects a fragment in a Word Processing control.
<Thread>.RequestStop (Function)
Sends a stop request to a thread.
CmdIsRunning (Function)
Indicates whether the executable associated with a command is currently running. Note: This function is only available from version 2025 Update 1....
<Connection variable>.InfoTask (Function)
Returns the characteristics of a scheduled task in a hScheduledTask variable].