ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Looper control functions
List of functions for managing Looper controls
Infinite Table and Looper controls
There are two methods to populate Table and Looper controls programmatically...
Looper control populated programmatically
A Looper control populated programmatically is directly linked to lists stored in memory...
LooperCollapseAll (Function)
Collapses all expanded breaks in a Looper control.
<Looper>.Expand (Function)
Expands a break in the Looper control on a given row.
Looper control functions (prefix syntax)
List of Looper control functions (prefix syntax)
FOR EACH/FOR ALL statement (loop through controls)
The statement FOR EACH is used to perform different types of browse on the controls (List Box, Table or Looper controls)...
'Image gallery' Looper control
The "Image gallery" Looper control is used to manage the display of a set of images without programming...
LooperAddIWBeginning (Function)
Adds a row consisting of an internal window at the beginning of an Infinite Looper control. The row is inserted before the first row in the Looper control. The scrollbar of the Looper control remains at the same position.
<Looper>.ExpandAll (Function)
Expands all breaks in a Looper control with break.
<Looper>.Collapse (Function)
Collapses a break that was expanded beforehand in a Looper control.
AAF: Increase the height of the lines in the Table or RepeatString fields
In Table, TreeView Table and Looper controls, the user can resize the height of rows, in read-only or in edit...
<Looper>.CollapseAll (Function)
Collapses all expanded breaks in a Looper control.
<Looper>.RefreshVisible (Function)
Changes or returns the visibility status of the refresh bar in a Looper control.
<Looper>.CollapseExpand (Function)
On a given row of a Looper control:
  • collapses a break (if it is expanded),
  • expands a break (if it is collapsed).
LooperRefreshVisible (Function)
Changes or returns the visibility status of the refresh bar in a Looper control.
The Linear Looper control
A Linear Looper control is used to display a set of controls in a horizontal scrolling list...
Report based on a Looper control
A report based on a Looper control is used to directly print the information displayed in the control...
<Looper>.AddIWBeginning (Function)
Adds a row consisting of an internal window at the beginning of an Infinite Looper control. The row is inserted before the first row in the Looper control. The scrollbar of the Looper control remains at the same position.
<Looper>.AddInProgress (Function)
Gets or sets the display mode of the internal loading window used when additional elements are loaded in an Infinite Looper control.
Looper control based on a data file
This type of Looper control uses data from a data file or query...
LooperAddInProgress (Function)
Gets or sets the display mode of the internal loading window used when additional elements are loaded in an Infinite Looper control.
Linear Looper control properties
Display different content on each row
In a Looper control, a different content can be assigned to the Table, Chart, List Box and TreeView controls...
LooperCollapseExpand (Function)
On a given row of a Looper control:
  • collapses a break (if it is expanded),
  • expands a break (if it is collapsed).
LooperCollapse (Function)
Collapses a break that was expanded beforehand in a Looper control.
The Looper control
A Looper control is used to repeat the controls found in a specific area...
LooperExpandAll (Function)
Expands all breaks in a Looper control with break.
LooperExpand (Function)
Expands a break in the Looper control on a given row.
OLESave (Function)
Saves the object found in an OLE control in binary format.
SysGetDC (Function)
Retrieves the DC (Device Context) of a window, control or screen.
InitialState (Property)
The InitialState property is used to get the initial state of a control.
NumHelp (Function)
Returns the number of the help context associated with the specified control.
TableColumnIndex (Function)
Returns the index of a column in a Table or Treeview Table control.
TableSortedColumn (Function)
Returns the list of sorted columns found in a Table control.
ScreenFirst (Function)
Defines the next control that will be in edit in the current window.
ActiveXEvent (Function)
Associates a procedure written in WLanguage with an event of ActiveX control.
Handle (Function)
Returns the system "Handle" (HWND) of a WINDEV control or window.
TreeCount (Function)
Returns the number of elements found in a branch of a TreeView control.
VideoSetDriver (Function)
Connects the "Camera" control to a specific driver for video capture.
OLECopy (Function)
Copies the object found in an OLE control into the Windows clipboard.
ExecuteAAF (Function)
Runs an Automatic Application Feature (AAF) on a control or window.
dModifyHue (Function)
Changes the hue of an image: in an Image control, in an Image variable....
<Dockable panel>.Attach (Function)
Attaches or changes the attach position of a Dockable Panel control.
<Table>.ToClipboard (Function)
Copies the content of a Table or TreeView Table control to the clipboard.
<Panel>.Detach (Function)
Detaches a Dockable Panel control to transform it into a floating window.
<Kanban>.Save (Function)
Updates the record bound to the current card in the Kanban control.
MyControl (Reserved word)
The MyControl keyword represents the control that holds the process being executed.
KanbanSave (Function)
Updates the record bound to the current card in the Kanban control.
DiagramGroup (Function)
Creates a group from the elements selected in the Diagram Editor control.
DiagramUngroup (Function)
Dissociates the different shapes of a group in a Diagram Editor control.
HTMLAttribute (Property)
The HTMLAttribute property reads and changes the HTML attributes of the control.
InPageWithinWindowMode (Function)
Indicates if the page is displayed in a WEBDEV Page control in a window.
ChangeSourcePage (Function)
Dynamically changes the page displayed in an Internal Page control