ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Handling controls in a window
The different operations that can be performed on the window controls are as follows......
Instantiation of an object
To access a class, the object must be declared as being part of the class to handle, this is called object instantiation......
The indexed controls
A control is an indexed control if it contains several controls with the same name......
Filter (Property)
The Filter property is used to identify and change the filter applied to records in: Table controls based on a data file, browsing TreeView Table controls, browsing List Box controls, Combo Box controls based on a data file, browsing Looper controls....
ControlGrayed (Function)
Grays a control or a group of controls. An animation can be set on the controls during this operation.
Manipulating Combo Box controls programmatically
WINDEV, WINDEV Mobile and WEBDEV allow you to programmatically manipulate Combo Box controls......
Group (Property)
The Group property is used to: find out whether the control belongs to a group of controls. If the control belongs to one or more groups, the Group property can be used to identify these groups of controls. associate a control with a group of controls....
<Window>.ToFile (Function)
Automatically updates: the values of a data file's items in memory with the values from the controls in the window. The data file items bound to the window controls are automatically updated with the values of these controls. the value of the WLanguage variables with the value of the window controls. The WLanguage variables bound to the window controls are automatically updated with the values of these controls. This function is also available for WEBDEV pages....
SortOption (Property)
The SortOption property gets and sets the sort options used in: text columns in Table controls, text columns in Treeview Table controls, List Box and ListView controls, Combo Box controls, attributes of Looper controls, images, clickable images and thumbnails with automatic sequence....
Handling a TreeView control through programming
WINDEV and WEBDEV allow you to handle a TreeView control programmatically......
Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage......
ControlEnabled (Function)
Enables a control or a group of controls in a window. An animation can be set on the controls during this operation.
Handling a group of controls through programming
WINDEV, WEBDEV et WINDEV Mobile allow you to handle a group of controls through programming......
CallWD: Function specific to the external language
Calls a WLanguage function from an external language....
Handling controls in a report
The different operations available for the report controls are as follows......
Grayed (Property)
The Grayed property is used to: Determine if a control (or a group of controls) is grayed out. Gray out or ungray a control, a group of controls or a window....
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.
ControlInvisible (Function)
Makes a control (or a group of controls) invisible in a window. An animation can be set on the controls during this operation.
22 tips for optimizing the speed of a site
When a site is on-lined, one of the main expectations of Web users is speed......
LinkColor (Function)
Modifies the color of links in the edit controls and in the Static controls.
How to create two linked cascading tables?
This help page explains how to create two linked cascading Table controls in a window or page....
Tips for an application that uses the User Groupware
To simplify the configuration of user groupware according to the users, the controls should be organized in groups of controls......
Screen,Raz (External language)
Resets to zero (for a numeric control) or clears (for the other types of controls) the content of the controls found in the current window.
InitWindow (Function)
Initializes (or not) the controls to zero and runs the initialization processes of the controls and the window.
Screen,FileToScreen (External language)
Initializes the window controls with the values of the file items linked to the controls.
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