ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

WDMap: Exporting records from a data file
WDMAP allows you to export records to......
Modbus
Modbus is a "field" (industrial and/or restricted environments) communication protocol created in 1979......
Images, colors and tabs
To optimize the appearance of your screens, WINDEV, WEBDEV and WINDEV Mobile allows you to use images or colors in your tab controls......
CollapsedImage (Property)
The CollapsedImage property is used to: find out and/or modify the default image associated with a collapsed row in a TreeView Table control. find out and/or modify the default image associated with a collapsed row in a TreeView control. find out and/or modify the image associated with a specific collapsed row in a TreeView Table control. find out and modify the image in a collapsed row of a TreeView item in a "TreeView table" type report....
Properties of a help page
The characteristics of a help page are used to define......
JSONExecuteExternal (Function)
Calls an external server URL that returns data in JSON format (JavaScript Object Notation).
ControlVisible (Function)
Makes a control (or a group of controls) visible in a window. During this operation, an animation can be performed on the controls.
HPrepareQuery (Function)
Initializes a query and declares this query to the database server in order to optimize the next executions of this query.
Adding files into a replication (ReplicEdit)
When the replication is described, the data files must be added into the replication......
InDelayedProcedureMode (Function)
Indicates whether the code is run from a delayed procedure or from a scheduled task on the WEBDEV Application Server.
MATLAB functions
The following functions are used to access MATLAB:...
SpreadsheetStartModification (Function)
Indicates the start of a group of operations on a Spreadsheet control in a single event (management of "undo/redo")....
<Page>.Exist (Function)
Allows you to find out whether a page context exists on the server (which means whether the page was opened).
<Table>.End (Function)
Stops the manual iteration of data file linked to a Table control based on a data file.
USING IN (Critical section)
The statement USING ... IN makes it possible to automatically perform initialization and ending operations on critical sections.
<Source>.PrepareQuery (Function)
Initializes a query and declares this query to the database server in order to optimize the next executions of this query.
ContextExist (Function)
Allows you to find out whether a page context exists on the server (which means whether the page was opened).
TableEnd (Function)
Stops the manual iteration of data file linked to a Table control based on a data file.
HDeleteFile (Function)
Deletes the HFSQL data files (.fic, .ndx, .ftx and .mmo files if they exist) from the server.
HOptimizeQuery (Function)
Optimizes the Select queries by using idle times when handling an application (period without processes).
NetClientMessageBox (Function)
Displays a dialog box on each client computer connected to the server. This function is kept for backward compatibility....
Windows Scheduler management functions
List of functions for managing the scheduler...
<Connection variable>.DeleteFile (Function)
Deletes the HFSQL data files (.fic, .ndx, .ftx and .mmo files if they exist) from the server.
<Connection variable>.TransactionCancel (Function)
If a transaction is in progress, cancels all the operations performed on the data files in transaction since the start of transaction.
HRplFilterProcedure (Function)
Defines the WLanguage procedure that will be called whenever a replication operation is performed on a specific file.