ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Main characteristics of a List Box control
The main characteristics of a List Box control are as follows......
RadioButtonDelete (Function)
Deletes an option from a Radio Button control.
ListSelect (Function)
Returns the index of the selected element in a List Box, ListView or Combo Box control.
grAutoRefreshCategoryLabel (Function)
Identifies or defines whether the category labels are refreshed whenever the chart is drawn.
How to retrieve the bugs or suggestions of my users?
The different Control Centers provided with WINDEV allow you to easily manage the user feedback for your applications......
Handling a Calendar control by programming
WINDEV, WEBDEV and WINDEV Mobile allow you to handle a Calendar control through programming......
XInitial (Property)
The XInitial property is used to: Get the X-coordinate: of a control (position on the X-axis) when opening the window or the page. of a window (position on X-axis) when opening the window. Change the X-coordinate of a control anchored "to the right" (position on the X-axis) when opening the window. Get the X-coordinate of a control in relation to its block (position in millimeters on the X-axis) when opening the report....
YInitial (Property)
The YInitial property is used to: Find out the Y-coordinate: of a control (position on Y-axis) when opening the window or the page. of a window (position on Y-axis) when opening the window. Modify the Y-coordinate of a control anchored "to bottom" (position on the vertical axis) when opening the window. Find out the Y-coordinate of a control in relation to its block (position in millimeters on the vertical axis) when opening the report....
nfcTag (Type of variable)
The nfcTag type is used to define the advanced characteristics of an NFC tag (Near Field Communication).
8. Windows in practice
Discover the main actions that can be performed on the windows....
The Scheduler control
...The Scheduler control is used to automatically display and handle schedules. It is used to manage the display of multiple resources and it is used in several applications or sites....
DownloadRemove (Function)
Cancels a download by removing it from the download manager, and deletes any existing files.
RadioButtonAdd (Function)
Adds a new option into a Radio Button control.
Background download
Starting with version 27, files can be downloaded in the background, using the system download manager......
<Organizer>.DateVisible (Function)
Makes a day visible or invisible in an Organizer control.
Empty (Property)
The Empty property is used to determine if: a Looper, Table, List Box or Combo Box control is empty. The control can be a browsing control or a memory control. a Chart control contains no series. a report control is empty (control linked to an item). an array (or an associative array) contains no element. an element of an associative array exists or not. a queue, a list or a stack contains no element....
How to choose the data source of a control?
This help page presents the different data sources available for a control....
WDConver : Use in interactive mode
Before you start using WDConver, you must have......
Query editor
The query editor is used to automatically create queries on the data files......
Reminder
The Reminder keyword can correspond to...
<Organizer>.ListAppointment (Function)
Returns: the list of appointments found between two dates in an Organizer control, all appointments found in an Organizer control, a specific appointment (selected or hovered)....
HCopyFile (Example)
Usage example of the HCopyFile function
Email (Type of variable)
The Email type is used to handle the email content as well as the associated information.
LooperModifyLine (Function)
Changes the values of the attributes in a row of a Looper control based on a data file or populated programmatically.
grSeriesColor (Function)
Initializes the color of a series or the color of a section.