ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

<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 table described in the data model editor. the values of the bound WLanguage variables....
Database schema associated with a project
When a WINDEV, WEBDEV or WINDEV Mobile project uses tables, it must be associated with a database schema......
Project description: Files tab
The project description window allows you to configure various elements of your project......
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 table described in the data model editor. the values of the bound WLanguage variables....
How to create an SQL query to count?
This help page explains how to create a count query with the query editor....
The requested action cannot been performed: the page was not synchronized
Custom synchronization for Table controls based on a data file
In some cases, you may want to use a custom synchronization for Table controls based on a data file......
Native MySQL Connector: Programming with HFSQL functions
To use a MySQL database with the Native Connector (or Native Access), import the structure of MySQL tables into the WINDEV or WEBDEV analysis......
Native Progress Connector: Programming with HFSQL functions
To use a Progress database with the Native Connector, you must ......
Break in a Looper control
A break in a Looper control is used to group the data corresponding to one or more arguments......
Modbus
Modbus is a "field" (industrial and/or restricted environments) communication protocol created in 1979......
Examples for using the OLE DB provider for HFSQL
Reinitializes the content of an Organization Chart control from its data source (HFSQL data file for example)....
Thumbnail (Property)
The Thumbnail property can be used on: the items of an HFSQL data file. For more details, see Thumbnail property on items. the Thumbnail controls (WEBDEV only). For more details, see Thumbnail property on Thumbnail controls....
<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)....
Data model editor: types of links
Several types of links can be found between the files......
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....
Charset (Property)
The Charset property is used to: Get the character set used by a Font variable. Change the character set used by a Font variable. Get the character set used by an HFSQL data file....
Binding an OLE control to an item
An OLE control can be bound to an item in a data file, query, etc....
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)....
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 table described in the data model editor. the values of the bound WLanguage variables....
TableDisplay (Function)
Refreshes a Table or TeeeView Table control from a given position: for a control linked to a file: changes made in the linked data file are reflected in the control. for a control handled programmatically: the calculated columns are re-calculated....
4. Types of pages
Different types of pages can be used in the sites created with WEBDEV......
User report editor (Reports & Queries)
A report provides a custom view of data......
WDMap: Overview
WDMap is a tool used to view and handle a data file while developing an application......