ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Multi-touch in a Chart control
One of the most common applications of the multi-touch feature is used to handle images......
<Source>.CancelDeclaration (Function)
Allows you to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
HCancelDeclaration (Function)
Used to: Delete a declaration made previously using HDeclare, HDeclareExternal, HDescriveFile. After this operation, the data file is no longer recognized by the HFSQL engine. Free the resources of a query (after calling HExecuteQuery or HExecuteSQLQuery)....
Objective C: Calling a WLanguage procedure
A global procedure in WLanguage can be directly called from the code of a global procedure in Objective C......
SaaS administrator - Adding a client
Adding a SaaS client account is used to make a SaaS site available to the users......
WDAPI: Help about the APIs
WDAPI simplifies the use of Windows APIs in a WINDEV application......
ERR_BAD_CONTEXT_INTERNAL
UploadSizeSent (Function)
Returns the total size (in bytes) of files already sent by the current upload via an Upload control.
GranularityGridlines (Property)
The GranularityGridlines property gets and changes the size of the grid that defines the gridlines in a Scheduler or Organizer control in a report.
SpreadsheetDeleteAll (Function)
Deletes the entire data from a Spreadsheet control found in a window (cells, formulas, size and header layouts).
InPrelaunchedSessionMode (Function)
Used to find out whether the site is started in "pre-launched session" mode of WEBDEV.
<Upload>.SizeSent (Function)
Returns the total size (in bytes) of files already sent by the current upload via an Upload control.
<Spreadsheet>.DeleteAll (Function)
Deletes the entire data from a Spreadsheet control found in a window (cells, formulas, size and header layouts).
InTestMode (Function)
Indicates whether the application or the site is started: from the WINDEV or WEBDEV editor, from the executable or browser. from the WEBDEV administrator....
Native SQLite Connector
WINDEV and WEBDEV propose a Native Connector to SQLite. This Native Connector allows you to access an SQLite database from a WLanguage program without using an external driver....
Custom tooltips
Tooltips are very useful for application users......
Calling a DLL written in Visual Basic
Visual Basic (like many other languages) allows you to create custom DLLs......
WEBDEV administrator: Overview
The WEBDEV administrator is a module used to manage the dynamic WEBDEV sites......
The different types of integers
WLanguage functions available for a report
Most WLanguage functions can be used in the events of a report (created with the report editor)......
Support for the setup program
When creating the setup program via the wizard, you have the ability to choose the options regarding the setup support....
Remote WEBDEV administrator: Managing the error messages
By default, when an error occurs in a dynamic WEBDEV site, an error message is displayed on the browser of the Web user....
Managing Google calendars
The Google Calendar service is an Internet application provided by Google that is used to manage a calendar on Internet......
Handling XLS files
WINDEV and WEBDEV propose two methods for handling the Excel files......
WDConver : Use in command line mode
Using WDConver in command line mode consists in running a conversion description created and saved with WDConver ("......