TWidgetSet.SystemParametersInfo function

Member of TWidgetSetpublicIn unit InterfaceBase

Retrieves or sets one of the system-wide parameters.

Declaration

pascal

function SystemParametersInfo(uiAction: DWord; uiParam: DWord; 
 pvParam: Pointer; fWinIni: DWord)
: LongBool; virtual

Arguments

`uiAction`	The parameter and action.
`uiParam`	Depends on uiAction.
`pvParam`	Depends on uiAction.
`fWinIni`	Additional actions.

Function result

False on failure.

Description

Most of the parameters are Windows platform specific.

SPI_GETACCESSTIMEOUT
SPI_GETFILTERKEYS
SPI_GETFOCUSBORDERHEIGHT
SPI_GETFOCUSBORDERWIDTH
SPI_GETHIGHCONTRAST
SPI_GETMOUSECLICKLOCK
SPI_GETMOUSECLICKLOCKTIME
SPI_GETMOUSEKEYS
SPI_GETMOUSESONAR
SPI_GETMOUSEVANISH
SPI_GETSCREENREADER
SPI_GETSERIALKEYS
SPI_GETSHOWSOUNDS
SPI_GETSOUNDSENTRY
SPI_GETSTICKYKEYS
SPI_GETTOGGLEKEYS
SPI_SETACCESSTIMEOUT
SPI_SETFILTERKEYS
SPI_SETFOCUSBORDERHEIGHT
SPI_SETFOCUSBORDERWIDTH
SPI_SETHIGHCONTRAST
SPI_SETMOUSECLICKLOCK
SPI_SETMOUSECLICKLOCKTIME
SPI_SETMOUSEKEYS
SPI_SETMOUSESONAR
SPI_SETMOUSEVANISH
SPI_SETSCREENREADER
SPI_SETSERIALKEYS
SPI_SETSHOWSOUNDS
SPI_SETSOUNDSENTRY
SPI_SETSTICKYKEYS
SPI_SETTOGGLEKEYS
SPI_GETDESKWALLPAPER
SPI_GETDROPSHADOW
SPI_GETFLATMENU
SPI_GETFONTSMOOTHING
SPI_GETFONTSMOOTHINGCONTRAST
SPI_GETFONTSMOOTHINGTYPE
SPI_GETWORKAREA
SPI_SETCURSORS
SPI_SETDESKPATTERN
SPI_SETDESKWALLPAPER
SPI_SETDROPSHADOW
SPI_SETFLATMENU
SPI_SETFONTSMOOTHING
SPI_SETFONTSMOOTHINGCONTRAST
SPI_SETFONTSMOOTHINGTYPE
SPI_SETWORKAREA
SPI_GETICONMETRICS
SPI_GETICONTITLELOGFONT
SPI_GETICONTITLEWRAP
SPI_ICONHORIZONTALSPACING
SPI_ICONVERTICALSPACING
SPI_SETICONMETRICS
SPI_SETICONS
SPI_SETICONTITLELOGFONT
SPI_SETICONTITLEWRAP
SPI_GETBEEP
SPI_GETBLOCKSENDINPUTRESETS
SPI_GETDEFAULTINPUTLANG
SPI_GETKEYBOARDCUES
SPI_GETKEYBOARDDELAY
SPI_GETKEYBOARDPREF
SPI_GETKEYBOARDSPEED
SPI_GETMOUSE
SPI_GETMOUSEHOVERHEIGHT
SPI_GETMOUSEHOVERTIME
SPI_GETMOUSEHOVERWIDTH
SPI_GETMOUSESPEED
SPI_GETMOUSETRAILS
SPI_GETSNAPTODEFBUTTON
SPI_GETWHEELSCROLLLINES
SPI_SETBEEP
SPI_SETBLOCKSENDINPUTRESETS
SPI_SETDEFAULTINPUTLANG
SPI_SETDOUBLECLICKTIME
SPI_SETDOUBLECLKHEIGHT
SPI_SETDOUBLECLKWIDTH
SPI_SETKEYBOARDCUES
SPI_SETKEYBOARDDELAY
SPI_SETKEYBOARDPREF
SPI_SETKEYBOARDSPEED
SPI_SETLANGTOGGLE
SPI_SETMOUSE
SPI_SETMOUSEBUTTONSWAP
SPI_SETMOUSEHOVERHEIGHT
SPI_SETMOUSEHOVERTIME
SPI_SETMOUSEHOVERWIDTH
SPI_SETMOUSESPEED
SPI_SETMOUSETRAILS
SPI_SETSNAPTODEFBUTTON
SPI_SETWHEELSCROLLLINES
SPI_GETMENUDROPALIGNMENT
SPI_GETMENUFADE
SPI_GETMENUSHOWDELAY
SPI_SETMENUDROPALIGNMENT
SPI_SETMENUFADE
SPI_SETMENUSHOWDELAY
SPI_GETLOWPOWERACTIVE
SPI_GETLOWPOWERTIMEOUT
SPI_GETPOWEROFFACTIVE
SPI_GETPOWEROFFTIMEOUT
SPI_SETLOWPOWERACTIVE
SPI_SETLOWPOWERTIMEOUT
SPI_SETPOWEROFFACTIVE
SPI_SETPOWEROFFTIMEOUT
SPI_GETSCREENSAVEACTIVE
SPI_GETSCREENSAVERRUNNING
SPI_GETSCREENSAVETIMEOUT
SPI_SETSCREENSAVEACTIVE
SPI_SETSCREENSAVERRUNNING
SPI_SETSCREENSAVETIMEOUT
SPI_GETCOMBOBOXANIMATION
SPI_GETCURSORSHADOW
SPI_GETGRADIENTCAPTIONS
SPI_GETHOTTRACKING
SPI_GETLISTBOXSMOOTHSCROLLING
SPI_GETMENUANIMATION
SPI_GETMENUUNDERLINES
SPI_GETSELECTIONFADE
SPI_GETTOOLTIPANIMATION
SPI_GETTOOLTIPFADE
SPI_GETUIEFFECTS
SPI_SETCOMBOBOXANIMATION
SPI_SETCURSORSHADOW
SPI_SETGRADIENTCAPTIONS
SPI_SETHOTTRACKING
SPI_SETLISTBOXSMOOTHSCROLLING
SPI_SETMENUANIMATION
SPI_SETMENUUNDERLINES
SPI_SETSELECTIONFADE
SPI_SETTOOLTIPANIMATION
SPI_SETTOOLTIPFADE
SPI_SETUIEFFECTS
SPI_GETACTIVEWINDOWTRACKING
SPI_GETACTIVEWNDTRKZORDER
SPI_GETACTIVEWNDTRKTIMEOUT
SPI_GETANIMATION
SPI_GETBORDER
SPI_GETCARETWIDTH
SPI_GETDRAGFULLWINDOWS
SPI_GETFOREGROUNDFLASHCOUNT
SPI_GETFOREGROUNDLOCKTIMEOUT
SPI_GETMINIMIZEDMETRICS
SPI_GETNONCLIENTMETRICS
SPI_GETSHOWIMEUI
SPI_SETACTIVEWINDOWTRACKING
SPI_SETACTIVEWNDTRKZORDER
SPI_SETACTIVEWNDTRKTIMEOUT
SPI_SETANIMATION
SPI_SETBORDER
SPI_SETCARETWIDTH
SPI_SETDRAGFULLWINDOWS
SPI_SETDRAGWIDTH
SPI_SETDRAGWIDTH
SPI_SETFOREGROUNDFLASHCOUNT
SPI_SETFOREGROUNDLOCKTIMEOUT
SPI_SETMINIMIZEDMETRICS
SPI_SETNONCLIENTMETRICS
SPI_SETSHOWIMEUI
SPI_GETWINDOWSEXTENSION
SPI_SETPENWINDOWS

Additional actions (zero for none):

SPIF_UPDATEINIFILE
SPIF_SENDCHANGE
SPIF_SENDWINDOWINICHANGE

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.