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/*
* Copyright (C) 2011 uhttpsharp project - http://github.com/raistlinthewiz/uhttpsharp
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
namespace uhttpsharpdemo
{
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
/// <summary>
/// Logs tracing event to the <see cref="Console"/> with coloration.
/// </summary>
public class ConsoleTraceListener : TraceListener
{
private readonly object syncRoot = new object();
public static ConsoleTraceListener Bind()
{
var listener = Trace.Listeners.OfType<ConsoleTraceListener>().FirstOrDefault();
if (listener == null)
{
Trace.Listeners.Add(listener = new ConsoleTraceListener());
}
return listener;
}
public override void TraceEvent(TraceEventCache eventCache, string source, TraceEventType eventType, int id, string message)
{
base.TraceEvent(eventCache, source, eventType, id, message);
lock (this.syncRoot)
{
var foreg = Console.ForegroundColor;
var backg = Console.BackgroundColor;
switch (eventType)
{
case TraceEventType.Critical:
Console.ForegroundColor = ConsoleColor.White;
Console.BackgroundColor = ConsoleColor.Red;
break;
case TraceEventType.Error:
Console.ForegroundColor = ConsoleColor.Red;
Console.BackgroundColor = ConsoleColor.White;
break;
case TraceEventType.Verbose:
Console.ForegroundColor = ConsoleColor.Gray;
Console.BackgroundColor = ConsoleColor.White;
break;
case TraceEventType.Warning:
Console.ForegroundColor = ConsoleColor.Yellow;
Console.BackgroundColor = ConsoleColor.Black;
break;
case TraceEventType.Information:
case TraceEventType.Resume:
case TraceEventType.Start:
case TraceEventType.Stop:
case TraceEventType.Suspend:
case TraceEventType.Transfer:
default:
Console.ForegroundColor = ConsoleColor.White;
Console.BackgroundColor = ConsoleColor.Black;
break;
}
Console.Write(eventType.ToString().Substring(0, 4).ToUpperInvariant() + " ");
Console.ForegroundColor = ConsoleColor.White;
Console.BackgroundColor = ConsoleColor.Black;
Console.WriteLine(message);
Console.ForegroundColor = foreg;
Console.BackgroundColor = backg;
}
}
public override void Write(string message)
{
}
public override void WriteLine(string message)
{
}
}
}