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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...
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.
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.
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.
ScreenshotAllowed (Property)
The ScreenshotAllowed property is used to: Determine whether it is possible to take screenshots of a window, Allow or prevent taking screenshots of a window....
WINDEV Mobile 2025: New WLanguage features
In version 2025, new functions, properties and data types have been introduced and some have been improved, ......
12. Pages in practice
Ignores errors so that replication between HFSQL servers can continue to run....
InitialVisible (Property)
The InitialVisible property is used to determine if: a control was visible during the first display of the associated window or page. a window was visible during its first display....
WLanguage procedure called by OpenPopupAsynchronous
WLanguage procedure ("callback") called by OpenPopupAsynchronous after the popup window is closed.
WLanguage procedure called by OpenDocumentAsynchronous
WLanguage procedure ("callback") called by OpenDocumentAsynchronous after the edit window is closed.
Manipulating Spreadsheet controls programmatically (in a window)
Spreadsheet controls can be manipulated programmatically......
5. Unit tests
Unit tests (also called automated tests) are used to test windows, procedures and classes in an application at different levels of development......
Interface of WDInst
Chart control: "General" tab
In all the editors (window, page or report), the "General" tab of the Chart control description window allows you to define the global characteristics of the control......
<Window>.ToFile (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. The data file items bound to the window controls are automatically updated with the values of these controls. the value of the WLanguage variables with the value of the window controls. The WLanguage variables bound to the window controls are automatically updated with the values of these controls. This function is also available for WEBDEV pages....
HeightHalfExpanded (Property)
The HeightHalfExpanded property gets and sets the "half-expanded" height of the bottom sliding window associated with the current window.
Project description: Compilation tab
The project description window allows you to configure various elements of your project......
Managing Bluetooth Low Energy devices
The Bluetooth LE standard (for Low Energy) is used to manage devices with low energy consumption......
8. Smart controls
Ouvre une fenêtre de type popup en précisant sa position d'ouverture et attend sa fermeture....
Constants used by properties associated with windows, reports, pages and controls
List of constants used by properties associated with windows, reports, pages and controls....
2. Examples provided with WINDEV
The examples provided with WINDEV are intended to help you learn the features of WINDEV....