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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Extension (Property)
The Extension property is used to: get the extension of a file defined in the data model editor or through programming. define the extension of a file (when the file is described through programming only)....
PageToFile (Function)
Automatically updates: the value of the items in a data file with the value of the controls in the page. 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 page controls are automatically updated with the values of these controls. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
Configuring an application with User Groupware
Error 303: ambiguous control name
Elements of a class: Enumerating and handling through programming
Several types of WLanguage variables are used to enumerate and dynamically handle the elements of a class......
fIsImage (Function)
Used to find out whether a file found on disk or a file contained in a buffer corresponds to an image format recognized by WINDEV, WEBDEV or WINDEV Mobile.
Associating an identifier with an element found in a TreeView control
The different methods to associate an identifier with an element found in a TreeView control....
Customizing the User Groupware
Configure the setup program interface
To make the installation process more user-friendly, the setup wizard allows you to customize the interface of the setup program......
Chart control properties
A Chart control can be used......
OrganizerInfoXY (Function)
Returns for a given position in the Organizer control (coordinates of a point in the organizer): the index of the appointment for the specified position. the date corresponding to the specified position....
DefaultValue (Property)
The DefaultValue property is used to: Find out the default value of an item. This item was defined in the data model editor or through programming. Define the default value of an item (when describing the item through programming)....
7. HFSQL: files physically created
<Organizer>.InfoXY (Function)
Returns for a given position in the Organizer control (coordinates of a point in the organizer): the index of the appointment for the specified position. the date corresponding to the specified position....
InvalidInputMessage (Property)
The InvalidInputMessage property is used to identify and set the message that will be displayed if the control contains invalid data (input mask or value out of bounds).
The List Box control
The List Box control is used to display a list of elements and to select one or more elements from this list......
NULL values in HFSQL
WINDEV, WEBDEV and WINDEV Mobile allow you to manage the NULL value in the items of HFSQL data files and for all the other types of accesses (Native, OLE DB, ......
Variant (Type of variable)
The Variant type is used to: store any simple value: boolean, numeric (Currency, Real, Integer, etc.), characters and character string, date (Date, Time, DateTime and Duration), ... store named or indexed subelements. store any complex value: structures, classes, advanced types, arrays, associative arrays, queues, stacks and lists. handle the NULL value in WLanguage. store interactions with ActiveX objects and Automation programming....
HTransactionFree (Function)
Transforms all the records "in transaction" into "Normal" records if these records do not belong to a transaction currently in progress.
HImportText (Function)
Imports a Text file into a data file in HFSQL Classic or Client/Server format (data file described in the data model editor, or declared by HDeclare, HDeclareExternal or HDescribeFile)....
Print functions (prefixed syntax)
List of print functions...
Indirection operators
The { and } operators are used to access a control, a variable, a class member or a file item by dynamically building the name of control, variable, class member or item...
Close (Function)
Closes a WINDEV window (and returns a value if necessary).
WDOptimizer: Canceling/Freeing records in transaction
WDOptimizer is used to......
Running the test of the User Groupware and installing it