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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

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....
Upgrading a WEBDEV Cluster
WEBDEV Custer is a hosting solution for WEBDEV sites that ensures high performance and availability......
Creating a delete query
A delete query (corresponding SQL statement......
SourceToPage (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....
Handling a WinForm .Net control through programming
Handling a Rich Text Area control through programming
To handle a Rich Text Area control programmatically, use the variable of the Rich Text Area control directly in the code......
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)....
Writing to the Free Technical Support
When you encounter a problem, try to isolate it and to reproduce it by using the minimum number of elements......
Modifying the values displayed in the result of a select query
In the result of a select query, you have the ability to only display......
Automatic procedures
The programming of timers, threads and delayed procedures is now automatically managed by the environment......
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......
HCancelDeclaration (Function)
Used 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)....
WindowFromSource (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....
<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....
Body Complement block
The Body complement block is linked to the Body block......
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....
Looper: moves and gestures
In a mobile application, several options can be handled with the fingers, by performing specific movements......
SourceToScreen (Function)
Automatically updates the controls in a window or 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....
Error 4: A space is required after the ':' character
5. Modal, non-modal or MDI windows
Modal, non-modal or MDI windows...