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Snippet Metadata
Summary: Windows event log helper based on IssueVision Smart Client sample
Language: C#
Author: J.Marc Piulachs
Author snippets RSS:
Culture: en-US
Bytes: 2257
Visual Studio 2005 Snippet:

Snippet Stats
Downloads: 2
Overall rating : 0
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Code:
using System;
using System.Diagnostics;

namespace IssueVision
{
   // Windows event log helper.
   public class EventLogHelper
   {
      private const string m_eventLogSource = "IssueVision Smart Client 1.0";

      private EventLogHelper()
      {
      }

      // Checks for the existing of an event source. Returns true if the event 
      // source exists; otherwise false is returned.
      public static bool Exists(string eventSourceName)
      {
         return EventLog.Exists(eventSourceName);
      }

      // Creates an event source name for the windows application event log.
      public static void CreateSource(string eventSourceName)
      {
         if (!EventLog.Exists(eventSourceName))
         {
            EventLog.CreateEventSource(eventSourceName, "Application");
         }
      }

      // Removes an event source name from the windows application event log.
      public static void RemoveSource(string eventSourceName)
      {
         if (EventLog.Exists(eventSourceName))
         {
            EventLog.DeleteEventSource(eventSourceName, "Application");
         }
      }

      // Logs an error to the application log.
      public static void LogError(string message)
      {
         LogEvent(m_eventLogSource, message, EventLogEntryType.Error);
      }

      // Logs a failure audit message to the application event log.
      public static void LogFailureAudit(string message)
      {
         LogEvent(m_eventLogSource, message, EventLogEntryType.FailureAudit);
      }

      // Logs a sucess audit message to the application event log.
      public static void LogSuccessAudit(string message)
      {
         LogEvent(m_eventLogSource, message, EventLogEntryType.SuccessAudit);
      }

      // Logs a warning message to the application event log.
      public static void LogWarning(string message)
      {
         LogEvent(m_eventLogSource, message, EventLogEntryType.Warning);
      }

      // Logs an information message to the application event log.
      public static void LogInformation(string message)
      {
         LogEvent(m_eventLogSource, message, EventLogEntryType.Information);
      }

      // Log an message to the Windows Application Event Log with a specified type.
      private static void LogEvent(string eventLogSource, string message, EventLogEntryType eventLogEntryType)
      {
         EventLog.WriteEntry(eventLogSource, message, eventLogEntryType);
      }
   }
}

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