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Snippet Metadata
Summary: Is screenserver running ?
Language: C#
Author: Zepho Zep
Author snippets RSS:
Culture: en-US
Bytes: 1952
Visual Studio 2005 Snippet:

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Overall rating : 0
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Code:
  /// 
      /// Summary description for SystemParameterInfoWrapper.
      /// 
      /// 
      /// A lot of this was found on 
      /// http://www.dotnet247.com/247reference/msgs/45/225361.asp
      ///note: this will only work on win 2000 or higher, NT doesn't support the screensaver running on SPI
      ///
      public class SystemParameterInfoWrapper
      {
            public static int SPI_GETSCREENSAVEACTIVE = 16;
            public static int SPI_GETSCREENSAVERRUNNING = 114;
            private static readonly log4net.ILog log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
            
            [DllImport("user32.dll", CharSet=CharSet.Auto)]
            public static extern int SystemParametersInfo(int uAction,int uParam, ref int lpvParam, int fuWinIni);
            
            public static bool IsScreenSaverRunning()
            {p; {
                  bool running = false;
                  try
                  {
                        int screenSaverRunning = -1;
 
                        // is the screen saver running?
 
                        int ok = SystemParametersInfo(SPI_GETSCREENSAVERRUNNING, 0, ref
                              screenSaverRunning, 0);
 
                        if (ok != 0)
                        {
                              if (screenSaverRunning != 0)
                              {p; {
                                    // screen saver is running
                                    running = true;
 
                              }
                        }
                  }
                  catch (Exception e)
                  {
                        log.Error("Exception while determining if screensaver is running",e);
                  }
                  return running;
 
            }
            public SystemParameterInfoWrapper()
            {p; {
            }
      }

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