ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Custom properties (WLanguage)
A custom property is a code element with two events......
SysGetDC (Function)
Retrieves the DC (Device Context) of a window, control or screen.
SysReleaseDC (Function)
Frees the current DC (Device Context) retrieved by SysGetDC.
Image control in a page
Anchored move on the main axes
To facilitate the positioning of controls, you have the ability to force their move according to the four main axes (0°, 45°, 90°, 135°)....
The user version of query editor : Specific features
This help page presents the specific features of the user version of query editor......
WebSocketExecute (Function)
Executes a procedure in the context of a client connected to the WebSocket server.
General exception mechanism
A process of general exception is available for all the components of the object with which it is associated......
PDFNumberOfPages (Function)
Returns the total number of pages found in a PDF file.
Handling Word Processing controls programmatically
Word Processing controls can be handled programmatically......
ERR_NO_END_TAG
DateTimeLocalToUTC (Function)
Converts a local date and time (time zone, summer time, winter time) to UTC.
MDL file (kept for backward compatibility): Pattern description
The MDL file is the file used to generate a RAD window......
MDL file (kept for backward compatibility): Window description
The MDL file is the file used to generate a RAD window......
INIRead (Function)
Reads the content of an INI file (or the content of a file structured like .INI files).
The Chart control
The "Chart" control is used to display a chart in windows, pages and reports......
Handling a dictionary
WINDEV, WEBDEV and WINDEV Mobile allow you to easily perform the following operations on a dictionary......
The "Dictionary" pane
The "Dictionary" pane is used to handle the WINDEV dictionaries ("......
Context menu of TimeLine controls
By default, TimeLine controls contain a context menu....
ERR_PARSER
Dictionary
The dictionary is a file that can contain the project elements......
Flexbox example: ratios to distribute available space among controls
In a flexbox container, you can define ratios for the different controls so that they take up a given amount of space......
The guide
The guide is a powerful search engine included in WINDEV, WEBDEV and WINDEV Mobile, allowing you to search for the referenced documents regarding a topic......
22 tips for optimizing the speed of a site
When a site is on-lined, one of the main expectations of Web users is speed......
Close (External language)
Closes the current window and restores the context that existed before the window opening.