ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

VideoSetDriver (Function)
Connects the "Camera" control to a specific driver for video capture.
ActionDeclareUndo (Function)
Declares how to cancel an action that was added by ActionDo. This function MUST be called when running the procedure supplied to ActionDo.
SysListVideoCard (Function)
Returns the name of the video cards connected to the current computer.
VideoListDriver (Function)
Lists the video capture drivers installed on the current computer.
CancelWebserviceContext (Function)
Deletes from the web service context a variable added by DeclareWebserviceContext.
TableColumnSelect (Function)
Returns the column number corresponding to one of the columns selected in the Table control. This function is kept for backward compatibility. It is recommended to use TableSelect.
CameraChangeDriver (Function)
Connects the "Camera" control to a specific driver for video capture.
fDetectRemovableStorage (Function)
Detects whether a removable storage unit (CD, USB key, USB camera, ...) was added or removed.
Creating help pages
A help system includes several pages......
Animate a Label field
Two methods can be used to animate a Static Text control......
<Camera>.SetDriver (Function)
Connects the "Camera" control to a specific driver for video capture.
<Page>.ClosePopup (Function)
Hides a popup page displayed in the page via PopupDisplayPage.
WLanguage procedure called by CameraVideoStart
WLanguage procedure ("callback") called when the video recording is completed.
CameraListDriver (Function)
Lists the video capture drivers installed on the current computer.
End of Document block
The End of document block is run once at the end of the report execution......