ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Lambda: Expressions and procedures
A lambda ("lambda function") is a more concise way to write internal procedures......
The Image Editor control
The "Image Editor" control is a rich control that allows end users to create and edit images in their WINDEV applications......
WDInst: components and installation templates
By default, the setup program installs all the specified files on the setup computer......
Handling a Conceptual Data Model (CDM)
The main operations that can be performed on a CDM are as follows......
grSurfaceDeleteAltitudeColor (Function)
Deletes the altitude colors specified by grSurfaceAltitudeColor.
Creating a WINDEV application for Linux
WINDEV allows you to create native 64-bit Linux executables. Their UI is developed with the window editor....
The triggers
A trigger is a WLanguage procedure automatically called by the HFSQL engine whenever a modification is performed (addition, deletion, modification, ......
How to fill a TreeView control?
This help page explains how to fill a TreeView control....
Binding a Slider control to an item
A Slider control can be bound to an item in a data file, query, etc....
The Organizer control
The Organizer control is used to display and handle organizers......
FileFilter (Property)
The FileFilter property gets and sets the filter used to display files: when using assisted input in an Edit control or table column with the "File path autocomplete" option (in the "General" tab of the description window), in the file picker displayed when the user selects the "Browse..." option in the context menu of an Edit control, table column or Combo Box control....
Control Center of WINDEV executables (WDADMINEXE)
When a WINDEV application is installed in network, a program used to remotely check the application executables is automatically created......
4. Dedicated server or shared server?
14. Report templates
...Report templates are used to easily standardize report layouts....
10. Internal components in practice
10. Project Management Hub
WINDEV Mobile includes a Project Management Hub to manage development projects....
Time management help
Time management is extremely important......
Testing and debugging an application on an Android device
All developers appreciate the possibility to debug an application directly on the device......
Testing and debugging a WINDEV project on the user computer
WINDEV offers multiple possibilities to test and debug a project directly on the development computer (see Testing and debugging a WINDEV executable on the development computer)......
Errors while managing data files
When an HFSQL function fails (returns False for example), the corresponding error number is returned by HError......
How to develop a site for Linux?
The method for developing a site for Linux is identical to the method for developing a site for Windows....