Screensaver Wallpaper
These are API calls that will allow you to change the wallpaper (instant update) and turn on the screensaver. I looked for examples of this on PCS and never found any that worked. These do.
AI
AI 요약: This codebase represents a historical implementation of the logic described in the metadata. Our preservation engine analyzes the structure to provide context for modern developers.
소스 코드
<br><br> Private Declare Function SystemParametersInfo Lib "user32" Alias "SystemParametersInfoA" (ByVal uAction As Long, ByVal uParam As Long, ByVal lpvParam As Any, ByVal fuWinIni As Long) As Long<br><br><br> Private Const SPI_SETSCREENSAVEACTIVE = 17<br> Private Const SPIF_UPDATEINIFILE = &H1<br> Private Const SPIF_SENDWININICHANGE = &H2<br> Private Const SPI_GETSCREENSAVETIMEOUT = 14<br> Private Const SPI_SETSCREENSAVETIMEOUT = 15<br> Private Const SPI_SETDESKWALLPAPER = 20<br><br><br> Private Sub ChangeWallPaper(strWP As String)<br> Dim ret As Long<br> ret = SystemParametersInfo(SPI_SETDESKWALLPAPER, 0&, strWP, SPIF_UPDATEINIFILE Or SPIF_SENDWININICHANGE)<br> End Sub<br><br> Private Sub ClearWallPaper()<br> Dim ret As Long<br> ret = SystemParametersInfo(SPI_SETDESKWALLPAPER, 0&, "(None)", SPIF_UPDATEINIFILE Or SPIF_SENDWININICHANGE)<br> End Sub<br><br> Private Function ScreenSaverActive(Value As Boolean)<br> Call SystemParametersInfo(SPI_SETSCREENSAVEACTIVE, Value, 0&, SPIF_UPDATEINIFILE Or SPIF_SENDWININICHANGE)<br> End Function<br><br><br> Public Function SetScreenSaverTimeOut(ByVal NewValueInMinutes As Long) As Boolean<br> 'Sets Screen Saver Timeout in Minutes <br>Dim lRet As Long<br> Dim lSeconds As Long<br> lSeconds = NewValueInMinutes * 60<br> lRet = SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT, lSeconds, ByVal 0&, SPIF_UPDATEINIFILE + SPIF_SENDWININICHANGE)<br> SetScreenSaverTimeOut = lRet <> 0<br> End Function<br>
원본 댓글 (3)
Wayback Machine에서 복구됨