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Version: 2026

Declaring the functions of the Windows API
Syntax for declaring the functions of the Windows API
CallDLL32 (Function)
Runs a function found in an external DLL.
Value of constants for the Windows 32-bit API
Value of constants for the Windows 32-bit API
API (Function)
Runs a function found in an external DLL.
Instance (Function)
Returns the "system handle" (HINSTANCE) of the current program.
FaxSend (Function)
Sends a fax according to the connection that was established beforehand (FaxConnect).
grGradient (Function)
Enables or disables the display of color gradients in a chart.
HListKey (Function)
Returns the list of keys found in a file (query or view) recognized by the HFSQL engine.
User (Property)
The User property is used to manage the user of a connection (HFSQL Client/Server, OLE DB, etc.)....
XMLLast (Function)
Positions on the last element (tag or attribute) of the current tree level.
XMLFirst (Function)
Positions on the first element (tag or attribute) in the current tree level.
XMLDelete (Function)
Deletes the current element (as well as the entire branch) from an XML document.
Chart management functions
...Chart management functions...
FTPConnect (Example)
Usage example of the FTPConnect function
Null (Property)
The Null property is used to: Assign NULL to the item for the current record. Find out whether the item is associated with the NULL value for the current record. Define the default value of an item when the item is described through programming....
Decrypt (Function)
Decrypts a character string that was encrypted by Encrypt.
Clipboard (Function)
Retrieves the text or image found in the system clipboard.
ThreadWaitSignal (Function)
Locks the current thread until it receives a signal from another thread.
InternetConnected (Function)
Defines whether an Internet connection is enabled on the current computer. In mobile, you can also be notified when the status of the Internet connection changes.
fWrite (Function)
Writes: a character string into an external file. a memory section....
Constant
The constants are language elements whose value is fixed once and for all...
Dynamic array (Type of variable)
A dynamic array is an "advanced" type of array...
GPSGetPosition (Function)
Retrieves information about the current device position.
zipInfoFile (Function)
Returns the characteristics of a file found an archive: The name of the file and its stored path. The initial size of the file. The compressed size of file. The date and time of file creation. The date and time of file modification. The date and time of file access. The file attributes. The file encryption mode....
LooperInfoXY (Function)
Used to find out the row or control located at specific position in the Looper control (X, Y).
SaaSChangePassword (Function)
Changes the password of the connected user.
SysThumbnailAddButton (Function)
Adds a button into the thumbnail of the application in the taskbar.
SourceName (Property)
The SourceName property is used to: Get the name of the report data source. Change the report data source....
grDestinationControl (Function)
Defines an Image control as destination of a chart.
Events associated with the Map control
WINDEV, WINDEV Mobile and WEBDEV manage the following events by default (order of appearance in the code editor)...