ONLINE HELP
 WINDEV, WEBDEV AND WINDEV MOBILE

Version: 2026
mlListVariable (Function)
Lists the variables found in the MATLAB session.
<Table>.FixColumn (Function)
Fixes a column to the left or frees a column fixed to the left.
TableFixColumn (Function)
Fixes a column to the left or frees a column fixed to the left.
ProgressBarEnable (Function)
Enables the refresh of a Progress Bar via AJAX.
WLanguage procedure called by OKCancelAsynchronous
Procedure ("Callback") called by OKCancelAsynchronous when the user clicks one of the buttons in the dialog box. This procedure can be a local, global, internal or lambda procedure.
WLanguage procedure called by ConfirmAsynchronous
Procedure ("Callback") called by ConfirmAsynchronous when the user clicks one of the buttons in the dialog box.
WLanguage procedure called by DialogAsynchronous
Procedure ("Callback") called by DialogAsynchronous when the user clicks one of the buttons in the dialog box.
ChangeTarget (Function)
Changes the target of a button action.
UMCOpen (Function)
Opens the edit window of User Macro-Code for the current window.
ThreadResume (Function)
Resumes the execution of a thread that was interrupted by ThreadSuspend. Function not recommended.
<HTML editor>.GetSelection (Function)
Asynchronously retrieves the current selection from an HTML Editor control.
ThreadSuspend (Function)
Temporarily suspends the execution of the specified thread. Function not recommended.
HTMLEditorGetSelection (Function)
Asynchronously retrieves the current selection from an HTML Editor control.
PageSubmit (Function)
Validates the specified page and starts the execution of a button.
SchedulerDisplayNextPeriod (Function)
Moves the time area displayed on the next area (next weeks for example) in a Scheduler control.
Collapsed (Property)
The Collapsed property is used to:
  • get or set the state (collapsed or expanded) that will be used when rows are added to a TreeView Table control.
  • get or set the state (collapsed/expanded) for:
    • breaks of a Table control,
    • breaks of a Looper control,
    • break headers and footers of Table and Looper controls,
    • a Drawer control,
    • a Ribbon control,
    • a Navigation Bar control.
    • a Pivot Table control in a report.
gLink (Function)
Adds an "invisible" value to an element of a List or Combo Box control.
Function kept for compatibility. It is recommended to use gStoredValue.
<Xaml>.Event (Function)
Associates a procedure written in WLanguage with an event of Xaml control.
WINDEV: Example of programmed Drag and Drop
<Scheduler>.DisplayNextPeriod (Function)
Moves the time area displayed on the next area (next weeks for example) in a Scheduler control.
<Scheduler>.DisplayPreviousPeriod (Function)
Moves the time area displayed on the previous area (previous weeks for example) in a Scheduler control.
XamlEvent (Function)
Associates a procedure written in WLanguage with an event of Xaml control.
<Segmented Button>.DeleteAll (Function)
Deletes all the options from a Segmented Button control.
Detailed use of WINDEV FTP/RPC
<Segmented Button>.Add (Function)
Adds a new option (i.e. a new button) to a Segmented Button control.
AAFPossible (Function)
Indicates whether an AAF (Automatic Application Feature) can be run on a specific control.
<Segmented Button>.Delete (Function)
Deletes an option from a Segmented Button control.
<Segmented Button>.Insert (Function)
Inserts a new option into a Segmented Button control.
mlSetVariable (Function)
Writes the value of a variable for the MATLAB session.
MyControl (Reserved word)
The MyControl keyword represents the control that holds the process being executed.
PostMessage (Function)
Sends a Windows message to a control or to a window.
LooperSearchEverywhere (Function)
Searches for a value in all the attributes of a Looper control.
<Window>.EnableDDW (Function)
Enables or disables the Dim Disabled Window (DDW) feature for a specific window:
Abandon (Function)
Closes the current window by running the "Click" event of the CANCEL Button control.
WinEdRedo (Function)
Runs the last action undone by the end user ("Allow end users to modify the UI" option enabled).
WinEdActive (Function)
Allows:
  • determine if the "Allow end users to modify the UI" option is enabled in a window (or internal window).
  • enable or disable the "Allow end users to modify the UI" option in a window (or internal window).
<Chrono>.Reset (Function)
Stops and resets a running stopwatch.
<Chart>.Origin (Function)
Modifies the start and end marks on one of the chart axes.
AddLink (Function)
Adds a link to a text section in an edit control.
<Looper>.InfoXY (Function)
Used to find out the row or control located at specific position in the Looper control (X, Y).
LooperInfoXY (Function)
Used to find out the row or control located at specific position in the Looper control (X, Y).
grOrigin (Function)
Modifies the start and end marks on one of the chart axes.
SchedulerInfoXY (Function)
Returns the appointment, the resource or the date found at given position in a Scheduler control.
WinInactiveEffect (Function)
Enables or disables the DDW (Dim Disabled Window) feature:
  • for a specific window.
  • for all the application windows.
WinEdUndo (Function)
Undoes the last action performed by the end user when modifying the interface ("Allow end users to modify the UI" option enabled).
OpenContextMenu (Function)
Automatically opens a context menu for the current control, window or page.
<Scheduler>.InfoXY (Function)
Returns the appointment, the resource or the date found at given position in a Scheduler control.
RTFAddLink (Function)
Adds a link to a text section in an RTF Edit control.
HInfoReplica (Function)
Returns information about the specified replica.
MyParent (Reserved word)
MyParent is used to handle...
JSProperty (Function)
Used to handle specific features on the objects found in the current page.
GPSGetPosition (Function)
Retrieves information about the current device position.
ChronoReset (Function)
Stops and resets a running stopwatch.
CookieWrite (Function)
Writes a cookie onto the computer of the Web user.
Nation (Function)
Defines or identifies the display language (captions, messages, ...) used for the windows, pages, reports and controls.
PageToFile (Function)
Automatically updates:
  • the value of the items in a data file with the value of the controls in the page. The data file items bound to the window controls are automatically updated with the values of these controls.
  • the value of the WLanguage variables with the value of the window controls. The WLanguage variables bound to the page controls are automatically updated with the values of these controls.
This operation is performed regardless of the state of the controls (grayed, inactive or invisible).
<Source>.FromWindow (Function)
Automatically initializes:
  • the values of a data file's items in memory with the values from the controls in the window.
  • the value of the WLanguage variables with the value of the window controls.
This function is also available for WEBDEV pages.
CookieRead (Example)
Usage example of the CookieRead function
DnDEvent (Function)
Indicates the procedure to run during an event of Drag/Drop.
SourceFromWindow (Function)
Automatically initializes:
  • the values of a data file's items in memory with the values from the controls in the window.
  • the value of the WLanguage variables with the value of the window controls.
This function is also available for WEBDEV pages.
CookieWrite (Example)
Usage example of the CookieWrite function
WinEnableDDW (Function)
Enables or disables the DDW (Dim Disabled Window) feature:
  • for a specific window.
  • for all the application windows.
DelayBeforeClosing (Function)
Limits the display duration of a window or dialog box.  If no user action is performed, when the specified amount of time is reached:
  • for a window, the code of a window button will be run. 
  • for a dialog box, the dialog box is automatically closed.
EmulateInput (Function)
Performs an input by emulation in a control while checking whether this control is an editable control.
EmulateMouse (Function)
Simulates a mouse event (left click, right click, double click, ...).
dbgInfo (Function)
Returns a debug information.
<Word Processing>.ToHTML (Function)
Converts the content of a Word Processing control into an HTML file.
HSynchronizeReplica (Function)
Synchronizes the master replica and the subscriber replica: the operations performed on one of the replica are transferred into the other replica.
SendMessage (Function)
Sends a Windows message to a control or to a window.
SelectColor (Function)
Opens the standard window for color selection and selects the specified color.
DocToHTML (Function)
Converts a Word Processing document into an HTML file.
Reset (Function)
Reinitializes:
  • all the controls found in the current window or page (including the groups of controls, the supercontrols and the internal windows).
  • the controls found in a group of controls, a supercontrol, an internal window or an internal page.
Menus and menu options: Tips & Tricks
This page presents some operations specific to the menus and to the menu options...
Designing a supercontrol
A supercontrol is an advanced type of control...
Creating the Relation windows of a WINDEV RAD pattern
ReturnedValue (Property)
The ReturnedValue property is used to:
  • Get and change the value returned by a window, page or report.
  • Get and change the value returned by an option in a Radio Button control.
WLanguage procedure called by SelectColor
Browser WLanguage procedure ("callback") executed by SelectColor when the color selection popup is closed.
<Window>.EdRedo (Function)
Runs the last action undone by the end user ("Allow end users to modify the UI" option enabled).
ControlPane (Function)
Returns the name of static or dynamic pane found in a Tab control associated with a control.
Single Page App
A "Single Page App" is a Web application (Internet or Intranet) whose all pages are grouped in a single page...
WLanguage procedure called by AddLink
Procedure ("Callback") called by AddLink.
gpwOpen (Function)
Opens the User Groupware login window or page.
<Window>.EdActive (Function)
Allows you to:
  • determine if the "Allow end users to modify the UI" option is enabled in a window (or internal window).
  • enable or disable the "Allow end users to modify the UI" option in a window (or internal window).
<Window>.EdUndo (Function)
Undoes the last action performed by the end user when modifying the interface ("Allow end users to modify the UI" option enabled).
Internal procedure
Several features require a procedure called once or several times via a WLanguage function ("Callback").
Manipulating Gantt Chart controls programmatically
Image (Property)
The Image property gets and sets the background image of a control or block.
edtHTMLSelection (Variable type)
The edtHTMLSelection type is used to identify all the advanced characteristics of a selection in an HTML Editor control
Page with parameters
DisableAAF (Function)
Disables an Automatic Application Feature (AAF) on a control, window or on the current application.
2025 novelties brochure: Common novelties
What's new in WINDEV/WEBDEV/WINDEV Mobile 2025 in the What's new 2025 brochure.
2025 novelties brochure: Common novelties
What's new in WINDEV/WEBDEV/WINDEV Mobile 2025 in the What's new 2025 brochure.
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