ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

The user version of query editor (Reports & Queries)
A query is used to interrogate a database in order to view, insert, modify or delete data......
Select query description window: Use
Let's see some operations specific to the description window of a select query......
Native SQLite Connector
WINDEV and WEBDEV propose a Native Connector to SQLite. This Native Connector allows you to access an SQLite database from a WLanguage program without using an external driver....
Multi-touch in an Image control
One of the most common applications of the multi-touch feature is used to handle images......
Multi-touch support
A multitouch feature is a technique allowing the user to interact with a device via several contact points (the fingers are used in most cases)....
Advanced management of class instances
The advanced management of instances is used to choose the mode for taking reference. This choice directly impacts the freeing of the class objects: depending on the selected take of reference, the "Destructor" will not be called at the same time....
PDF Reader control: How to use the ribbon and tabs
The PDF Reader control includes multiple features accessible via......
Code history
The code history is used to......
Opening a help file (CHM, HTML or PDF)
There are several ways to open a help file......
Mechanism of specific exceptions
A process of specific exception is used to process a risky code (which means a code that could trigger an exception)......
Start of Break block (Break header)
The Start of break block is optional......
Z-index of a control
All the controls in a window or report have a different z-index......
Page menu
WEBDEV allows you to create a drop-down menu in your HTML pages......
Migrating a WEBDEV site to PHP
To migrate a WEBDEV site to PHP......
Scanning a document (via a WIA driver)
Windows Image Acquisition (WIA) is a Windows device driver interface and API that allows applications to scan documents using a scanner......
Global procedure/function
A global procedure can be used in all the processes or events of the project....
Source (Property)
The Source property can be used on: a Chart control: in this case, the Source property is used to get the source of the series: Table column, list of values, ... a connection: in this case, the Source property is used to get or set the source of a connection (HFSQL Client/Server, OLE DB, etc.)....
Type of pages created by RAD
The page creation wizard shows different types of pages associated with HFSQL data files......
Code editor: Assisted input
The following mechanism allows developers to write WLanguage code more easily in the code editor ......
Events associated with OLE controls
List of events associated with OLE controls...
Image with automatic sequence (WEBDEV)
...Image controls with automatic sequence are used to view a series of images located in one or more site directories. The images are automatically browsed....
The Layout control
The Layout control simplifies the implementation of dynamic UIs where controls are displayed and/or hidden programmatically......
Required or invalid input in WINDEV
WINDEV and WINDEV Mobile include several options to manage required or invalid input, both via the window editor and through programming......
External language: Programming in C#
We are going to call the elements developed in WINDEV (project, windows, analysis, ......
3. Types of dynamic sites
A dynamic site is used to display pages whose content changes. In most cases, the content of these pages is linked to a database....