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Stored procedures
SysListScreen (Function)
In French: SysListeEcran
Returns the list of screens connected to one or more video cards.
Example
// Find out the list of screens for the current PC
ListAdd(LIST_ScreenList, SysListScreen())
Syntax
<Result> = SysListScreen([<Name of Video Card>])
<Result>: Character string
  • List of screen names separated by CR characters. This list has the following format:
    <Name Screen 1> + CR + <Name Screen 2> + CR + ... + CR + <Name Screen N>

    If the system function cannot be handled, <Result> corresponds to an empty string ("").
  • Empty string ("") if an error occurred. ErrorInfo returns more details about the problem.
<Name of Video Card>: Optional character string (with quotes)
Name of the video card for which the screens must be listed. The name of the video cards is returned by SysListVideoCard. If this parameter is not specified, the screens of all the video cards are listed.
If the specified name does not exist, <Result> corresponds to an empty string ("").
Related Examples:
The system functions (screens) Unit examples (WINDEV): The system functions (screens)
[ + ] Using the SysXxx functions on the screens in order to get various information:
- Retrieve the number of screens installed on the computer
- Retrieve the graphic cards installed on the computer
- Change the resolution of a screen
- ...
Components
WINDEVReports and Queries wd230std.dll
Linux wd230std.so
Minimum required version
  • Version 12
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Comments
Exemplo Monitores
Exemplo Monitores

ListAdd(LIST_videos,"Lista Videos/Monitores")
ListAdd(LIST_videos,SysListScreen())
ListAdd(LIST_videos,"Lista Nome Videos/Monitores")
ListAdd(LIST_videos,SysListVideoCard())
EDT_videos="Numero de Monitores:"+SysNumberScreen()


//Blog com Video e Exemplo
http://windevdesenvolvimento.blogspot.com.br/2016/08/curso-windev-funcoes-exe-windows-010.html
https://www.youtube.com/watch?v=RadRtt3BR_k
De matos AMARILDO
Aug. 21 2016