ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

ErrorAsynchronous (Function)
Displays a custom error message in a non-blocking system error window.
Properties associated with a group of controls
Several WLanguage properties can be used on a group of controls found in a window, in a page or in a report......
<Menu>.AddMenu (Function)
Adds a new menu to an existing drop-down or context menu of a window or page.
Hideable (Property)
The Hideable property determines if the user can close a bottom sliding window with a touch gesture.
ControlVisible (Function)
Makes a control (or a group of controls) visible in a window. An animation can be set on the controls during this operation.
<Table>.AddTitleHeader (Function)
Adds a column title-header into a Table or TreeView Table control in a window.
ControlInvisible (Function)
Makes a control (or a group of controls) invisible in a window. An animation can be set on the controls during this operation.
WinIconBarHeight (Function)
Returns or modifies the current height of the "Icon Bar" area in the current MDI parent window.
VerticalSwipe (Property)
The VerticalSwipe property gets and changes the swipe direction in an internal window with swipe gesture support.
<Window>.OpenPopupAsynchronous (Function)
Opens a popup window whose result will be retrieved via a WLanguage procedure ("callback").
MenuAddMenu (Function)
Adds a new menu to an existing drop-down or context menu of a window or page.
TableAddTitleHeader (Function)
Adds a column title-header into a Table or TreeView Table control in a window.
SpreadsheetInputFunction (Function)
Inserts a function name at cursor position in the editable cell of a Spreadsheet control found in a window.
Using the UI modification when running a project or window test
End users can directly modify the interface of the application (according to the options specified by the developer).......
Selecting the keywords associated with a page
The keyword selection window allows you to select the keywords to be associated with a help page......
Automatic positioning
When moving a control in a window, in a page or in a report, guides are automatically displayed by the real-time interface checker (also called automatic positioning)......
Count (Property)
Count keyword can correspond to: the Count function. This function returns the number of occurrences of a control in a window, page or group of controls. The Count property, which returns a number of elements. This property can be used on: the controls of a window or page. For more details, see Count. a xmlNode variable. a JSON variable....
Structure (Type of variable)
A structure is a custom type of data...
Camera control: decoding bar codes
In iOS and Android, bar codes can be decoded via the Camera control using BCCapture......