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Version: 2026

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19 results for: simple class
Error 103: The type is unknown
Definition (Type of variable)
The Definition type is used to find out the characteristics of a type: simple type, advanced type, class, structure....
Report based on a variable (Data binding)
A report based on a variable is used to directly print the information found in a WLanguage variable......
Data Binding: Creating controls from the "Project explorer" pane
Data binding is a process that binds variables in memory to controls in a window or page......
Multiple assignments of arrays, structures and classes
The multiple assignment of arrays consists in assigning a set of simple values (boolean, integer, string, real, numeric or currency) to the cells of an array. This multiple assignment is also available for the structures and the classes....
OOP concepts
A class contains the description of a data structure (members) and the processes (methods) that handle this structure....
ComboClose (Function)
Closes the drop-down list in a Combo Box control (simple or multi-column Combo Box control).
MVP: Simple single-file example: Table + Linked file
Let's see a simple and illustrated example about the use of MVP to create a Table window with its linked form......
Creating a model class
In MVP projects, you need to create a base class (MBase if you're using the RAD tool for MVP applications)......
Generating a class diagram
The generation is used to create the WINDEV classes ("......
Variant (Type of variable)
The Variant type is used to: store any simple value: boolean, numeric (Currency, Real, Integer, etc.), characters and character string, date (Date, Time, DateTime and Duration), ... store named or indexed subelements. store any complex value: structures, classes, advanced types, arrays, associative arrays, queues, stacks and lists. handle the NULL value in WLanguage. store interactions with ActiveX objects and Automation programming....
Class inheritance
The hierarchical organization in class and sub-class has allowed to create the notion of inheritance......
<Combo box>.Close (Function)
Forces the closing of the drop-down list in a Combo Box control (simple or multi-column Combo Box).
1. Managing emails
WINDEV includes multiple methods to manage emails...
Managing emails with "Simple MAPI"
Simple MAPI simplifies the management of emails received by the hosting provider......
FAA: Data export (Table field, Hierarchical Table, RepeatString, Tree, ...)
You want to perform simulations with Excel, Word, OpenOffice......
Simple statements
2. Types of accessible files
Types of accessible files...
3. Types of accessible files