public static Boolean SystemParametersInfo(SpiAction action, UInt32 uParam, IntPtr pvParam)
{
UInt32 uAction = (UInt32)action;
SpiUpdate update = SpiUpdate.SendWinIniChange | SpiUpdate.UpdateIniFile;
return(SystemParametersInfo(uAction, uParam, pvParam, update));
}
/// <summary>Returns the inverse 'Get' SpiAction for the specified 'Set' SpiAction. Returns 'None' if the specified action is already a Getter or has no Getter partner.</summary>
private static SpiAction GetGetterAction(SpiAction action)
{
switch (action)
{
case SpiAction.SetFocusBorderWidth:
return(SpiAction.GetFocusBorderWidth);
case SpiAction.SetFocusBorderHeight:
return(SpiAction.GetFocusBorderHeight);
case SpiAction.SetMouseSonar:
return(SpiAction.GetMouseSonar);
case SpiAction.SetDesktopWallpaper:
return(SpiAction.GetDesktopWallpaper);
case SpiAction.SetDropShadow:
return(SpiAction.GetDropShadow);
case SpiAction.SetFlatMenu:
return(SpiAction.GetFlatMenu);
case SpiAction.SetFontSmoothing:
return(SpiAction.GetFontSmoothing);
case SpiAction.SetFontSmoothingType:
return(SpiAction.GetFontSmoothingType);
default:
return(SpiAction.None);
}
}
public override void Write(XmlElement parent)
{
CreateElement(parent, "systemParameter",
"spiAction", SpiAction.ToString(),
"uiParam", UIParam.ToStringInvariant(),
"pvParam", PVParam.ToStringInvariant()
);
}
public override void Execute()
{
if (SpiAction == SpiAction.None)
{
return;
}
Backup(Package.ExecutionInfo.BackupGroup);
Boolean result = NativeMethods.SystemParametersInfo(SpiAction, UIParam, new IntPtr(PVParam));
if (!result)
{
String error = NativeMethods.GetLastErrorString();
String args = SpiAction.ToString() + "," + UIParam.ToStringInvariant() + "," + PVParam.ToStringInvariant();
Package.Log.Add(LogSeverity.Error, "SystemParametersInfo(" + args + ") failed: " + error);
}
}
public override String ToString()
{
return("System Parameter: " + SpiAction.ToString());
}
