ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

NbItem (Property)
The NbItem property is used to get the total number of items (including composite keys) in a record of: a file described in the data model editor, a file described programmatically, an HFSQL view, a query....
Handling a WinForm .Net control through programming
Error 1: Syntax error
<Window>.FromSource (Function)
Automatically initializes the controls of a window with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
<Page>.FromSource (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
<Source>.CancelDeclaration (Function)
Allows you to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
The UML model
The main objective of a development team is to create optimized applications, capable of satisfying the ever-changing needs of their users......
Type (Property)
The Type property is used to get: the type of element (data file or item) defined programmatically or in the data model editor, view or query. the type of object. the type of data held in a Variant....
Handling a Link control through programming (Page)
WEBDEV allows you to handle a Link control through programming......
<Source>.ToWindows (Function)
Automatically initializes the controls of a window with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
Optional connection information
When defining the connections in the data model editor or when defining the connections through programming, you have the ability to specifier the optional connection information......
Error 1010: The member of the class is constant
Handling a TreeView control at runtime
When the TreeView control is in edit, the user can expand or collapse the different levels of the tree structure by clicking the treeview elements....
Printing a report in WEBDEV
When creating a report, the test of this report can be run from the report editor. You also have the ability to include this report in your sites. The Web user will have the ability to print the report from a button, a menu option, ... for example....
Selecting the keywords associated with a page
The keyword selection window allows you to select the keywords to be associated with a help page......
URL Rewriting
URL Rewriting is a technique used to improve SEO......
Brochure of new features: new features of WINDEV Mobile
New features in WINDEV Mobile 28 presented in the New Features brochure....
New Features brochure - Version 28: WINDEV Mobile news
New features in WINDEV Mobile 28 presented in the New Features brochure....
Merge (Property)
The Merge property is used to merge the cells of a Table or TreeView Table control.
Events associated with the Rating control
WINDEV, WEBDEV and WINDEV Mobile manage the following event by default......
Events associated with Calendar controls
List of events associated with Calendar controls...
Handling an Edit control programmatically
You can handle Edit controls programmatically......
Events associated with Tab controls
List of events associated with Tab controls...
Error 4: A space is required after the ':' character
Android permission management
Android applications require permissions to provide certain features that may require access to sensitive data or sensitive device functionalities......