ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

<Spreadsheet>.Freeze (Function)
Used to freeze the display of a row or column in a Spreadsheet control.
WorkingHourEnd (Property)
The WorkingHourEnd property is used to identify and change the end time of working hours used: by an Organizer control. by a Scheduler control. by a Gantt Chart column (in a Table or TreeView Table control)....
ImageWidth (Property)
The ImageWidth property gets and sets the width of the image section displayed in an Image control or in the background of a Chart control.
<Element>.ExecuteRefreshUI (Function)
Immediately executes the "Request for refreshing the display" event of the given element.
COMObject (Type of variable)
The COMObject type is used to represent an interface of a COM object.
MaxLeafPerRow (Property)
The MaxLeafPerRow property is used to get and change the maximum number of elements in a row in an Organization Chart control.
HTMLClassAdd (Function)
Adds a class into the HTML classes of a control.
HTMLClassToggle (Function)
Toggles a class in the HTML classes of a control: if the class does not exist, it is added; if the class already exists, it is deleted.
HTMLClassDelete (Function)
Deletes a class from the HTML classes of a control.
SelectionLength (Property)
The SelectionLength property is used to get and change the length of the selection made in a Word Processing control.
NavigationPaneVisible (Property)
The NavigationPaneVisible property is used to display the thumbnail pane in the PDF Reader control.
SpreadsheetGetSortInfo (Function)
Returns various information about the sort performed in a Spreadsheet control.
WorkingHourStart (Property)
The WorkingHourStart property is used to get and change the start time of working hours used: by an Organizer control. by a Scheduler control. by a Gantt Chart column (in a Table or TreeView Table control)....
<Source>.CheckMemo (Function)
Checks the structural integrity of memos in an HFSQL data file.
ProfilerEnd (Function)
Stops "collecting data" for the performance profiler.
StartControl (Property)
The StartControl property gets and sets the start control of a Wire control.
EndControl (Property)
The EndControl property gets or sets the end control of a Wire control.
<Source>.OnError (Function)
Customizes the management of HFSQL errors.
LowerValue (Property)
The LowerValue property is used to: Get the lower bound of the interval currently selected in a Range Slider control. Change the lower bound of the interval currently selected in a Range Slider control....
Size (Property)
The Size property is used to determine and change the size of an element.
Tilt (Property)
The Tilt property gets or sets the tilt of the map displayed in a Map control.
<Menu>.AddPopup (Function)
Transforms a menu option of a page in order for this option to open a popup.
Dimension (Function)
Returns the size of a variable (string, numeric, array, ...) or resizes a dynamic array.
COMQueryInterface (Function)
Calls the QueryInterface method of the specified COM object to get a specific interface of this object so that it can be used with COMCallMethod.
API (Function)
Runs a function found in an external DLL.