ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Null (Property)
The Null property is used to: Assign NULL to the item for the current record. Find out whether the item is associated with the NULL value for the current record. Define the default value of an item when the item is described through programming....
PDF file functions (prefix syntax)
PDF file functions...
WDConver : Use in interactive mode
Before you start using WDConver, you must have......
Playing a video with the MCI functions
MCI functions are used to easily handle the media files......
Project anomalies: dead code and orphan elements
...WINDEV, WEBDEV and WINDEV Mobile allow you to easily detect these "dead codes" and "orphan" elements....
Configuration of Apache 2.4 server
WEBDEV Development: Configuration of the Apache 2.4.x server for the CGI protocol and for WEBDEV sites....
Keyboard shortcut on a button (AAF)
In an application developed with WINDEV, the user has the ability to implement a keyboard shortcut on a button......
Context menu of TimeLine controls
By default, TimeLine controls contain a context menu....
Creating a Responsive Web Design page
Websites can be viewed on several platforms......
How to loop through the files of a directory?
This help page presents the different methods that can be used to loop through the files of a directory....
Display the code of an element
WINDEV, WEBDEV and WINDEV Mobile allow the use of event-driven and object-oriented programming......
<Window>.FromFile (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 data file described in the data model editor. the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
Help: Summary table
In a WINDEV application, users have multiple help features at their disposal: Tooltip. Status bar. Help window. Advanced tooltip. Help page. HLP file....
The Java Applet control
A Java Applet control allows you to easily include Java Applets in your WEBDEV sites......
FileToScreen (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 data file described in the data model editor. the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
Managing the automatic identifiers when adding a record
When adding a record into a HyperFileSQL file (HAdd), three management modes are available for the automatic identifiers......
<Source>.ToPage (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. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
PageFromSource (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. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
MenuAddURLOption (Function)
Adds a new option after the last option of a drop-down or context menu. This menu option opens the page that corresponds to the specified URL.
Using Objective C code
You can use Objective C code in iPhone/iPad applications generated with WINDEV Mobile....
<Menu>.AddURLOption (Function)
Adds a new option after the last option of a drop-down or context menu. This menu option opens the page that corresponds to the specified URL.
Various constants
List of various constants used by the constants WINDEV functions....
Generating the setup program
The last wizard step for creating the setup program allows you to......
Creating a service with WINDEV
A service is a specific type of application intended to be run without any user intervention......
ERR_CANNOT_RUN_EXPLORER