ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

5. Modal, non-modal or MDI windows
Modal, non-modal or MDI windows...
Designing a supercontrol
A supercontrol is an advanced type of control......
Handling a Range Slider through programming
WINDEV allows you to handle a Range Slider control through programming......
ErrorOccurred (Variable)
ErrorOccurred is a preset variable of WLanguage indicating the result of the last WLanguage function used.
StringToDuration (Function)
Converts a duration in character string format to a duration that can be used by a Duration variable.
Error 530: The -- operator is not allowed
dDominantImageColor (Function)
Returns the dominant (i.e. most frequent) color of an image in an Image variable or in an Image control.
Information 2101: 'Short int' does not exist anymore: use 'unsigned 1-byte int'
WebserviceReadMIMEType (Function)
Returns the MIME type of the request received during a call to a REST Webservice.
SpreadsheetTypeAndMaskSelection (Function)
Returns or modifies the type and mask of selected cells in a Spreadsheet control.
GesturePointerType (Function)
Returns the type of pointer used on the device: finger, mouse or stylus.
<Spreadsheet>.TypeAndMaskSelection (Function)
Returns or modifies the type and mask of selected cells in a Spreadsheet control.
wWDGetReturnValueType
Type of the return value of the last nWDExecute, nWDExecuteEx or nWDEvalue statement]......
IncomingData (Property)
The IncomingData property gets and sets the type of data received by the stream.
RegistryListValue (Function)
Returns the name (and possibly the type) of values for a key found in the registry.
WinAnimationClosing (Function)
Modifies the type and duration of the animation used when closing the application windows.
zipIsMulti (Function)
Returns the type of archive: single-part archive or multi-part archive.
Queue, stack and list management functions
List of functions for managing the queues, the stacks and the lists...
InputMask (Property)
The InputMask property is used to: get the input mask. set the input mask (from the masks available for the type)....
StackInfo (Function)
Retrieves the characteristics of a stack: types of elements and number of elements.
QueueInfo (Function)
Retrieves the characteristics of a queue: types of elements and number of elements.
ServiceInstall (Function)
Installs a Windows service or a Linux daemon according to the information given in the members of the Service variable.
Error 507: The '++' operator is not allowed
<Document variable>.StartModification (Function)
Indicates the start of a series of actions performed on a Document variable in a single event ("undo/redo")....
Type of pages created by RAD
The page creation wizard shows different types of pages associated with HFSQL data files......