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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...
Parallel task management functions
The following functions are used to manage parallel tasks...
Statistical constants
List of constants used by the statistical functions....
HChangePassword (Function)
Changes the password of an HFSQL Classic or HFSQL Client/Server data file....
CheckAllFalse (Function)
Returns True if all the elements of an array are False.
dCopyScreenImage (Function)
Copies the screen content to an Image variable or to an Image control.
CheckAllTrue (Function)
Returns True if all the elements of an array are True.
fMerge (Function)
Merges several files into a single one.
HRecordDate (Function)
Returns the date and time of the last write operation performed on a record in an HFSQL file (Classic or Client/Server)....
HRecordToXML (Function)
Retrieves the structure and the value of the current record and exports them into a character string in XML format.
Min (Function)
Returns the lowest value.
HDeleteQuery (Function)
Deletes a query (used by stored procedures) from an HFSQL server.
CurrentYear (Function)
Returns the current year in integer format.
LengthToString (Function)
Converts a size in bytes to a string with human-readable units such as kilobytes, megabytes or terabytes.
CalendarSelectMinus (Function)
Deselects a date in a multi-selection Calendar control.
StringReverse (Function)
Reverses the characters of a string.
CheckAnyFalse (Function)
Returns True if at least one element of an array is False.
CheckAnyTrue (Function)
Returns True if at least one element of an array is True.
ErrorReset (Function)
Resets the detection of non-fatal errors: The result of ErrorInfo is reset. The ErrorOccurred variable returns to False....
sEndEvent (Function)
Disables the detection of an event on a serial port.
fSelectDir (Function)
Opens a directory picker.
FicEncryption (Property)
The FicEncryption property is used to set the encryption method of a data file.
HListSynonym (Function)
Returns the list of synonyms used by a full-text index.
HDeactivateServerTrigger (Function)
Disables a HFSQL Client/Server server trigger on a server....
dCrop (Function)
Returns the cropped part of an image. This image is found in an Image variable.
PersistedCalculatedItem (Property)
The PersistedCalculatedItem property is used to: Find out whether the value of a calculated item is stored in the data file. This item was defined in the data model editor or through programming. Define whether the value of a calculated item is stored in the data file (when describing the item through programming)....
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