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Version: 2026

<Gantt chart>.AddHoliday (Function)
Defines a new holiday period on a row in a Gantt Chart column in a Table or TreeView Table control.
Pivot Table control properties
A Pivot Table control can be handled in a window by the following WLanguage properties......
Radio Button control properties
List of properties associated with a Radio Button control...
<Spreadsheet>.DeleteAll (Function)
Deletes the entire data from a Spreadsheet control found in a window (cells, formulas, size and header layouts).
GanttWorkingWeekDay (Function)
Indicates if a day of the week is a working day in a Gantt Chart column in a Table or TreeView Table control.
<Image>.VerticalSymmetry (Function)
Flips an image contained in an Image control with respect to a vertical axis (symmetry with respect to a vertical axis).
Diagram (Variable type)
The Diagram type is used to define all the advanced characteristics of a diagram that can be edited in the Diagram Editor control.
FullName (Property)
The FullName property is used to find out the full name: of a control. of a window. of a menu option. of a table column....
<Upload>.SizeSent (Function)
Returns the total size (in bytes) of files already sent by the current upload via an Upload control.
dPolygon (Function)
Draws a polygon: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
dInvertColor (Function)
Reverses the colors: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
GanttAddHoliday (Function)
Defines a new holiday period on a row in a Gantt Chart column in a Table or TreeView Table control.
AnimationDuration (Property)
The Property AnimationDuration allows you to define the duration of the animation of the effect applied to the target control during a guided tour.
dRectangle (Function)
Draws a rectangle: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
<Word Processing>.EndModification (Function)
Indicates the end of a series of actions performed in a Word Processing control in a single event ("undo/redo")....
ImageInitialHeight (Property)
The ImageInitialHeight property is used to get and set the default height of the image created in an Image Editor control.
ActivePlane (Property)
The ActivePlane property gets and sets the number of the active plane in a window, internal window or Cell control.
CalculationInProgress (Property)
The CalculationInProgress property allows you to determine whether the data of a Pivot Table control is being calculated (synchronously or asynchronously).
xlsComment (Variable type)
The xlsComment type is used to defined all the advanced characteristics of a comment in a cell of an XLS file or Spreadsheet control.
<Spreadsheet>.RecalculateAll (Function)
Recalculates all formulas of a Spreadsheet control found in a window (including the formulas that use WLanguage functions/procedures)....
InitialTool (Property)
The InitialTool property is used to get or change the drawing tool selected by default in an Image Editor control.
AddChildDelayed (Property)
The AddChildDelayed property indicates the procedure to be called when a row in a TreeView or TreeView Table control is clicked to be expanded.
dText (Function)
Draws a text: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
<Diagram Editor>.EndModification (Function)
Indicates the end of a series of actions performed in a Diagram Editor control in a single event ("undo/redo")....