ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

HCancelAlias (Function)
Cancels an alias that was declared beforehand by HAlias.
Constants used by ExecutePresetAction
List of constants used by ExecutePresetAction....
MaxThumbnailHeight (Property)
The MaxThumbnailHeight property is used to get and change the maximum height of a thumbnail of an Image item (binary memo).
OOP concepts
A class contains the description of a data structure (members) and the processes (methods) that handle this structure....
BitwiseXOR (Function)
Returns the result of the bitwise exclusive OR operation performed between two values.
ToastDisplayPopup (Function)
Displays a popup page during a given duration in order to display a "Toast" message.
ocrOption (Type of variable)
The ocrOption type is used to define all the general options of the native OCR (Optical Character Recognition) system.
SecondaryAxis (Property)
The SecondaryAxis property is used to: determine whether a chart series is on the secondary axis. set the position of a chart series on the secondary axis....
LabelHeight (Property)
The LabelHeight property is used to: Find out the height of labels in a Label report. Modify the height of labels in a Label report....
HAddLink (Function)
Adds an integrity rule between two data files on the server.
ToastDisplayIW (Function)
Opens a toast whose content is based on an internal window.
InitParameter (Function)
Initializes the management of persistent values.
iNewLine (Function)
Prints a line (in Windows standard, with a rounded end) at specified coordinates.
iLine (Function)
Prints a line at specified coordinates.
PopupAnimate (Function)
Displays a popup in a page cell.
HRefreshView (Function)
Asks to recalculate the content of a materialized view.
FontMinSize (Property)
The FontMinSize property is used to get and change the minimum size of the font used in a Static control with the "Reduce font" option.
iHLine (Function)
Prints a horizontal line at specified coordinates.
iVLine (Function)
Prints a vertical line at specified coordinates.
CompositeKey (Property)
The CompositeKey property determines if an item is a composite key.
LabelWidth (Property)
The LabelWidth property is used to: Find out the width of labels in a "Label" report. Modify the width of labels in a "Label" report....
UploadStart (Function)
Starts sending the selected files into an Upload control.
Associating documents with the project
To describe a project in detail, you can associate documents with it......
HDeleteLink (Function)
Deletes an integrity rule between two data files on the server.
RadioButtonInsert (Function)
Inserts a new option into a Radio Button control.