ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Overview of external languages
NetDirList (Function)
Lists the directories and the files found: on the FTP server (File Transfer Protocol) or on the RPC server (Remote Procedure Call) powered by WINDEV, on the client computer. This function is kept for backward compatibility....
Constructor and destructor
When creating a class in the code editor, the Constructor and Destructor methods are automatically created by default......
Step 2: Creating print fonts
This step allows you to define and choose the different fonts that will be used in the printed document......
<Source>.CreationIfNotFound (Function)
Performs the following operations: If the file does not exist, creates an empty data file (".FIC" file) with the index file and the memo file if necessary. The function is equivalent to HCreation. If the file exists, opens the file....
External language: Programming in C
We are going to call the elements developed in WINDEV (project, windows, ......
HCreationIfNotFound (Function)
Performs the following operations: If the file does not exist, creates an empty data file (".FIC" file) with the index file and the memo file if necessary. The function is equivalent to HCreation. If the file exists, opens the file....
spMatchesDescription (Property)
The spMatchesDescription property determines if the parameters (key derivation function, hash algorithm, iteration count and output length) of the item of type "Password" in the data file match the parameters described programmatically or in the analysis.
VideoDisplay (Function)
Displays in a Camera control the video sequence currently transmitted by a "web camera" or by the camera found on the mobile device. Function kept for "Version-26-compatible" Camera controls....
<Camera>.Display (Function)
Displays in a Camera control the video sequence currently transmitted by a "web camera" or by the camera found on the mobile device. Function kept for "Version-26-compatible" Camera controls....
2. Examples and components provided with WEBDEV
fBuildPath (Function)
Builds a complete file path from the directory and short name of a file. This function is mainly used to get a valid file name without having to worry about the presence of separators in the path ('/' or '\') or about their direction according to the platform....
Handling Gantt Chart controls programmatically
Printing in PDF
WINDEV, WEBDEV and WINDEV Mobile allow you to create a PDF file during a print......
Automatic procedures
The programming of timers, threads and delayed procedures is now automatically managed by the environment......
Creating an executable: WINDEV framework
Each WINDEV function is associated with a WINDEV DLL......
ERR_LAUNCH_FAILED
Message
The Message keyword can correspond to: the Message function. the Message property, which is used to get and change the help message of a control or menu option in a window. the Message property available for: a SFError variable. the email structure. an Email variable. a Notification variable....
SysBatteryOptimBackground (Function)
Used to manage battery optimization: Identifies the battery optimization mode for the current application. Prompts the user to disable battery optimization for a given application on the device. This function can be used to tell the operating system to stop preventing the application from running in the background....
External language: Programming in C++ (WDWDIAL interface)
This third method uses the notion of class inheritance to simplify the interfacing between a C++ application and WINDEV......
Operators on character strings
The character strings can be handled by specific WLanguage functions or by the +, [[ and ]] operators......
Calling a DLL written in Visual Basic
Visual Basic (like many other languages) allows you to create custom DLLs......
WINDEV and the communication streams (audio, sound)
To handle the communication streams, WINDEV includes......
How to color a control with focus?
This help page explains how to highlight the control where the input is performed....
Multilingual messages: Convert to new format (version 27 and later)
WINDEV, WEBDEV and WINDEV Mobile have included multilingual project support in many previous versions......