ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Manipulating a database from a Java application
You can start developing your application as soon as the WINDEV project is defined as being a Java project...
Java application and WINDEV
A Java application is an application entirely compiled in Java...
Managing databases in WINDEV Java applications
This document presents the different access modes to databases from a WINDEV Java application...
Properties available in Java
WINDEV allows you to generate a Java application without even knowing the Java language...
Using Java code
You have the ability to enter Java code:
  • in Java applications generated with WINDEV.
  • in Android applications generated with WINDEV Mobile.
This allows you to create global procedures in Java.
Testing a Java project and compiling it
When your Java application is developed, you can run the test of the Java project and compile it before creating the archive...
Creating a Java project
WINDEV allows you to generate a Java application without even knowing the Java language...
Available features and specific features of Java
WINDEV allows you to generate a Java application without even knowing the Java language...
WDDIXIO overview
Installing and starting WDTRAD
21. Managing business rules
Managing business rules...
18. Management of business rules
Managing the runtime errors
Some errors may occur in your application......
Link Description (Type of variable)
A Link Description variable is used to describe a link between two data files through programming.
HModify (Function)
Modifies the specified record or the record found in memory in the data file (query or view).
LooperModifyLine (Function)
Changes the values of the attributes in a row of a Looper control based on a data file or populated programmatically.
Native MariaDB Connector: Programming with SQL functions
The SQL functions can be used to handle the MariaDB database......
Native MySQL Connector: Programming with SQL functions
The SQL functions can be used to handle the MySQL database......
Native PostgreSQL Connector: Programming with SQL functions
You can use SQL functions to handle the PostgreSQL database......
Unicode in character strings
UNICODE is an encoding system that assigns a unique number to each character....
Browsing the HFSQL data files
The "Key" items are used to organize the records in a data file in order to optimize the browse or the search......
Item Description (Type of variable)
An Item Description variable is used to describe one or more items in a data file programmatically.
<Window>.FromFile (Function)
Automatically updates the controls in a window or page with: the values of the bound items in the current record (loaded in memory) of the data file described in the data model editor. the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
<Source>.ToPage (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
PageFromSource (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
Automatic menu of tables (AAF)
Each Table control found in a window proposes a menu to the user......
GUIDFile (Property)
The GUIDFile property returns the GUID of the file defined in the analysis that was used to create the data file.
RandomCryptoBuffer (Function)
Returns a buffer to the specified size filled with random data, that can be used with the cryptographic technologies.
InitialFile (Property)
The InitialFile property is used to get the original name of the data file associated to an item in a query.
H.VisibleAutoIndexing (Variable)
Indicates whether the indexing window must be displayed during the automatic reindexing of HFSQL data files.
Native DB2 Connector : Programming with SQL functions
The use of SQL functions to handle DB2 data does not require importing the file structure into the analysis......
FileToMemoryList (Function)
Populates a List Box or Combo Box control programmatically with the records from a data file or query.
TableSelectToFile (Function)
Positions on the data file record corresponding to a row selected in the multiselection browsing Table control.