ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Handling a Logical Data Model (LDM)
The main operations that can be performed on an LDM are as follows......
Structure of data files of user groupware
Quickly select your data using filters
Handling a Conceptual Data Model (CDM)
The main operations that can be performed on a CDM are as follows......
Creating a delete query
A delete query (corresponding SQL statement......
Query creation mode: independent or embedded query
The query editor proposes two methods for creating a query......
OLE DB provider for HFSQL
The OLE DB provider on HFSQL is used to access an HFSQL database (Classic or Client/Server) from an external software that manages the accesses by OLE DB......
1. What is a website?
Pyramid charts
Pyramid charts allow you to view data in descending order......
Creating a WINDEV project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective......
Creating a WINDEV Mobile project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective......
Creating a WEBDEV project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective......
StartTotalRange (Property)
The StartTotalRange property is used to: get the first date or time that will be displayed in a Scheduler or TimeLine control. change the first time that can be displayed in a TimeLine control....
EndTotalRange (Property)
The EndTotalRange property is used to: get the last date or time that can be displayed in a Scheduler or TimeLine control. change the last time that can be displayed in a TimeLine control....
EndVisibleRange (Property)
The EndVisibleRange property is used to: find out and modify the last visible date or time in a Scheduler control or in a TimeLine control. modify the last visible time in a TimeLine control....
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 triggers
A trigger is a WLanguage procedure automatically called by the HFSQL engine whenever a modification is performed (addition, deletion, modification, ......
Programming automatic calculations in the columns of a Table control (prefix syntax)
The "Analysis" pane
The "Analysis" pane lists......
Page with parameters
Describing a report table
To display the table description, select "Table description" in the context menu of one of the table elements...
Importing/Consuming web services
WINDEV, WEBDEV and WINDEV Mobile allow you to directly import Webservices into your applications......
Stored procedures and queries (HFSQL Client/Server)
The stored procedures are used to simplify the development and the maintenance of your applications by factorizing the code......
3. Application development cycle
Development cycle of a WINDEV application....