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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.
NetClientSendMessage (Function)
Sends a message from the server to all the connected client computers. This function is kept for backward compatibility....
NetClientMessageBox (Function)
Displays a dialog box on each client computer connected to the server. This function is kept for backward compatibility....
Languages supported by the setup
If your applications must be installed in several countries, the setup wizard proposes to generate a multilingual setup......
NetMsgError (Function)
Returns the error message corresponding to the error number returned by NetOpenRemoteAccess and NetCloseRemoteAccess.
Automated test created by the user
WINDEV allows the user to record a test scenario in order to send it to the quality service or to the developer......
How to clone and use columns in a Table control?
In some cases, a Table control must be filled with an unknown number of columns (when creating the control)....
How to populate a TreeView control using a data file?
By default, the TreeView control cannot automatically display the data coming from a data file......
Handling ListView controls programmatically
WINDEV allows you to programmatically handle ListView controls......
Playing a video with the MCI functions
MCI functions are used to easily handle the media files......
Native MariaDB Connector - License Agreement
Native MySQL Connector - License Agreement
Native PostgreSQL Connector - License Agreement
Setup on a local network (LAN)
Docker image of the HFSQL server
A Docker container with the HFSQL server is available on Docker Hub......
Manipulating TreeMap controls programmatically
WINDEV allows you manipulate a TreeMap control programmatically....
Timer (Function)
Periodically and automatically calls a WLanguage procedure.
MultimediaReader (Property)
The MultimediaReader property is used to get and change the media player currently used by a Multimedia control to play media files.
DefaultFilePath (Property)
The DefaultFilePath property gets and sets the full file name (path and file name) suggested by default when saving a document in a Word Processing or HTML Editor control via the "Save as" option.
DndTarget (Property)
The DndTarget property determines and changes how a control behaves in a drag-and-drop operation.
DndSource (Property)
The DndSource property is used to determine and change a control's drag-and-drop behavior....
Group (Property)
The Group property is used to: find out whether the control belongs to a group of controls. If the control belongs to one or more groups, the Group property can be used to identify these groups of controls. associate a control with a group of controls....