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Version: 2026

WLanguage properties of Internal Window controls
List of WLanguage properties of Internal Window controls
<Internal window>.ChangeSourceWindow (Function)
Dynamically changes the window displayed in an Internal Window control.
Case of internal window dequeues Modifies the currently displayed window. This modification is saved in the list of internal windows to scroll.
The Internal Window control
The "Internal Window" control is used to include a window (and its code) in a control of another window...
Internal window functions
The following functions are used to manage "Internal windows" controls...
Changing the window content with a swipe gesture
The mobile devices propose several features available via finger movements...
Custom properties (WLanguage)
A custom property is a code element with two events...
WinUsefulSize (Function)
Specifies the useful size of an internal window with automatic scrollbars. The useful size corresponds to the full size of the internal window:
  • Width of the internal window.
  • Height of the internal window.
Events associated with internal windows
List of events associated with internal windows
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.
ChangeSourceWindow (Function)
Dynamically changes the window displayed in an Internal Window control.
Case of internal window dequeues Modifies the currently displayed window. This modification is saved in the list of internal windows to scroll.
ToastDisplayIW (Function)
Opens a toast whose content is based on an internal window.
MyInternalWindow (Reserved word)
MyInternalWindow is used to handle the current internal window.
SpreadsheetInputFunction (Function)
Inserts a function name at cursor position in the editable cell of a Spreadsheet control found in a window.
Selecting the keywords associated with a page
The keyword selection window allows you to select the keywords to be associated with a help page......
TableAddTitleHeader (Function)
Adds a column title-header into a Table or TreeView Table control in a window.
Control templates and inheritance
When a control template is applied to a page or to a window, all controls and code found in the template are "copied" into the page or window......
Creating an application that manages the Euro
The method for creating an application supporting the switch to the Euro is as simple as the method for creating a WINDEV application....
HourGlass (Function)
Transforms the mouse cursor into hourglass and vice versa. In Android and iOS, displays an endless progress bar in a window....
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....
The Organizer control
The Organizer control is used to display and handle organizers......
fIsImage (Function)
Determines whether a file on disk or in a buffer corresponds to an image format recognized by WINDEV or WEBDEV.
The Toolbar control
The Toolbar control is an advanced type of control, linked to a window......
Characteristics of Looper controls in a page
To view the characteristics of the control, select "Description" in the context menu....
Assisted universal replication through programming
The assisted replication through programming is used to implement a replication on an existing application while controlling the synchronization in the application itself......
Toolbar characteristics
The main characteristics of the Toolbar control can be defined in the "Details" and "UI" tabs of the control description window......
Width (Property)
The Width property gets and changes the width: of a control or block in a report. of a control (found in a window), window, column found in a table or column found in a list box (including listview). of a control (found in a page), column found in a table or column found in a list box. The control can be overlayable or not....
Describing a problem to the Free Technical Support
SpreadsheetRecalculateAll (Function)
Recalculates all formulas of a Spreadsheet control found in a window (including the formulas that use WLanguage functions/procedures)....
SpreadsheetDeleteAll (Function)
Deletes the entire data from a Spreadsheet control found in a window (cells, formulas, size and header layouts).
ActionBarSearchVisible (Function)
Allows you to get and change the visibility status of the search control associated with the Action Bar in the current window.
<Spreadsheet>.RecalculateAll (Function)
Recalculates all formulas of a Spreadsheet control found in a window (including the formulas that use WLanguage functions/procedures)....
<Spreadsheet>.DeleteAll (Function)
Deletes the entire data from a Spreadsheet control found in a window (cells, formulas, size and header layouts).
StatusBar (Property)
The StatusBar property is used to: find out whether the status bar is displayed or not display (or not) the status bar of a window....