ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

HListConnection (Function)
Returns the list of connections currently described in the application:
  • connections described in the data model editor (for the main analysis and, if necessary, additional analyses).
  • connections described by programming (with functions HDescribeConnection or HOpenConnection).
<Source>.ChangeConnection (Function)
Dynamically changes the connection associated with a data file.
SQLConnect (Function)
Connects the current application to a database that must be interrogated via SQL.
SQLChangeConnection (Function)
Modifies the current connection.
HDescribeConnection (Function)
Describes a new connection to an external database.
<Connection variable>.OpenConnection (Function)
Opens a connection to a specific database.
HConnect (Function)
Redefines one or more connection parameters via Native Connector (Access, SQL Server, MySQL or Oracle) or via an OLE DB access on a specific table or set of tables.
Optional connection information
When defining the connections in the data model editor or when defining the connections through programming, you have the ability to specifier the optional connection information...
<Connection variable>.CloseConnection (Function)
Closes a connection to a database.
SQLConnectWS (Function)
Connects the current application to a database that will be queried by SQL through a web service proxy (SOAP).
HListFile (Function)
Returns the list of files:
  • current analysis.
  • analyses in progress (projects with multiple analyses).
  • a specific analysis recognized by the HFSQL engine.
  • available on a connection via a Native Connector or an OLE DB driver.
  • for a group of files defined in the data model editor.
HOpenConnection (Function)
Opens a connection to a specific database.
HChangeConnection (Function)
Dynamically changes the connection associated with a data file.
redisConnection (Type of variable)
The redisConnection type is used to define all the advanced characteristics of a connection to a Redis server (or cluster).
<Connection variable>.ListScheduledOptimization (Function)
Lists the scheduled optimization tasks of HFSQL Client/Server data files for a connection....
HListConnectedUser (Function)
Lists the users currently connected to one or more files handled by a Client/Server connection....
SocketWaitForConnection (Function)
Run on the server, this function is used to wait for a connection request coming from the client sockets.
SocketDeny (Function)
Run on the server, this function refuses a request for connection to an existing socket found on the server.
fbSession (Type of variable)
The fbSession type is used to describe a connection to the Facebook service and to manage the authentication to this service.
ConnectionPoint (Property)
The ConnectionPoint property allows you to handle the connection points of a shape in a Diagram Editor control.
BitcoinCoreConfigure( Function)
Specifies Bitcoin Core server connection parameters, in order to use BitcoinCoreXXXX functions.
Logical Data Model (LDM)
A Logical Data Model (LDM) is used to describe the data structures (files, items, ......
Source (Property)
The Source property can be used on: a Chart control: in this case, the Source property is used to get the source of the series: Table column, list of values, ... a connection: in this case, the Source property is used to get or set the source of a connection (HFSQL Client/Server, OLE DB, etc.)....
External language: Programming in C
We are going to call the elements developed in WINDEV (project, windows, ......
Handling the external files
WINDEV, WINDEV Mobile and WEBDEV propose several functions allowing you to manage the external files from your WINDEV/WINDEV Mobile applications or from your WEBDEV sites......
Detailed use of WINDEV FTP/RPC
SysStatusExternalStorage (Function)
Returns the availability status of the external storage space of the device.
ASPExecute (Function)
Calls an external .asp script and returns the result in a string.
ComponentLoadAll (Function)
Recursively loads in memory all the external components used in the project.
PHPExecute (Function)
Calls an external .php script and returns the result in a string.
Component (Type of variable)
The Component type is used to easily handle an external component.
<DiskFile variable>.Write (Function)
Writes: a character string into an external file. a memory section....
fWrite (Function)
Writes: a character string into an external file. a memory section....
'Image gallery' Looper control
The "Image gallery" Looper control is used to manage the display of a set of images without programming......
gglConnection (Type of variable)
The gglConnection type is used to describe a connection to the Google services and to manage the authentication to different services...
hdfsConnection (Type of variable)
The hdfsConnection type is used to define the advanced characteristics of a connection to the Hadoop file system (HDFS).
CtDescribedCaption (Property)
The CtDescribedCaption property is used to get and set the caption of the connection to the OLE DB data source.
Compression (Property)
The Compression property is used to manage data compression during a connection (HFSQL Client/Server, etc.)...