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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.
Brochure of new features: New WINDEV features
New features in WINDEV 28 presented in the New Features brochure....
SAP ASE Native Connector (Sybase): Programming with HFSQL functions
To use a Sybase database with Native Connector, the structure of Sybase tables must be imported into the WINDEV or WEBDEV database schema......
1. Application overview
WINDEV Mobile tutorial: Developing an Android and iOS application Lesson 1 - Application overview - 10 min
3. Website development life cycle
Exports the content of an HTML Editor control to an Email variable (to send the email)....
ERR_MAX_CONNECTION
...ERR_MAX_CONNECTION...
Information 2102: 'Long' does not exist anymore: the integers are coded on 4 bytes
Events associated with a Slider control (WEBDEV)
WINDEV manages the following events by default (in the order in which they appear in the code editor) for the Linear Slider controls and for the Range Slider controls...
Events associated with a Native Container control
WINDEV and WINDEV Mobile manage the following events by default (order of appearance in the code editor)...
Events of the Mobile Image Editor control
control Image Editor allows you to offer your mobile application users the possibility to edit and modify images or photos......
3. Dates, arrays and structures
WINDEV Tutorial: WLanguage basics Lesson 3 - Dates, arrays and structures - 20 min
5. Loops
WINDEV Tutorial - WLanguage basics Lesson 5 - Loops - 15 min
7. Debugger
WINDEV Tutorial - WLanguage basics Lesson 7 - Debugger - 30 min
<emailIMAPSession variable>.SubscribeToFolder (Function)
Adds an existing folder to the list of subscribed folders. This new function is available from WINDEV Suite SaaS 2025 Update 2....
<ftpConnection variable>.FileExist (Function)
Checks if a given file exists on an FTP server. This new function is available from WINDEV Suite SaaS 2025 Update 2....
EmailSubscribeToFolder (Function)
Adds an existing folder to the list of subscribed folders. This new function is available from WINDEV Suite SaaS 2025 Update 2....
FTPDirExist (Function)
Checks for a directory on an FTP server. This new function is available from WINDEV Suite SaaS 2025 - Update 3....
<ftpConnection variable>.DirExist (Function)
Checks for a directory on an FTP server. This new function is available from WINDEV Suite SaaS 2025 - Update 3....
<ftpConnection variable>Attribute (Function)
Gets the attributes of a file located on an FTP server. This new function is available from WINDEV Suite SaaS 2025 Update 2....
ArrayContain (Function)
Searches for an element in a WLanguage array. This new function is available from WINDEV Suite SaaS 2025 - Update 2....
<Array type>.Contain (Function)
Searches for an element in a WLanguage array. This new function is available from WINDEV Suite SaaS 2025 - Update 2....
2. Development
WINDEV Mobile Tutorial: Developing an Android and iOS application Lesson 2 - Development - 30 min
MacOS - Developing an application in Catalyst mode
Apple has recently released an SDK to natively compile iOS applications for MacOS......