Synnefo » Pithos MS Client

// -----------------------------------------------------------------------

// <copyright file="LogConsoleViewModel.cs" company="Microsoft">

// TODO: Update copyright text.

// </copyright>

// -----------------------------------------------------------------------

using System.ComponentModel.Composition;

using System.Reflection;

using Caliburn.Micro;

using log4net.Appender;

using log4net.Core;

using log4net.Repository.Hierarchy;

namespace Pithos.Client.WPF.LogConsole

{

    using System;

    using System.Collections.Generic;

    using System.Linq;

    using System.Text;

    /// <summary>

    /// TODO: Update summary.

    /// </summary>

    [Export(typeof(LogConsoleViewModel))]

    public class LogConsoleViewModel:Screen

    {

        private static readonly log4net.ILog Log = log4net.LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

        private readonly MemoryAppender _memoryAppender;

        private IObservableCollection<LoggingEvent> _events;

        public LogConsoleViewModel()

        {

            var loggerRepository = (Hierarchy)log4net.LogManager.GetRepository();

            var appenders = loggerRepository.GetAppenders();

            _memoryAppender= appenders.OfType<MemoryAppender>().FirstOrDefault();

            if (_memoryAppender == null)

            {

                _memoryAppender = new MemoryAppender{Name="MemoryAppender"};

                _memoryAppender.ActivateOptions();

                loggerRepository.Root.AddAppender(_memoryAppender);

                loggerRepository.RaiseConfigurationChanged(EventArgs.Empty);

            }

            RefreshEvents();

        }

        private void RefreshEvents()

        {

            Events =new BindableCollection<LoggingEvent>(_memoryAppender.GetEvents());

        }

        protected IObservableCollection<LoggingEvent> Events

        {

            get {

                return _events;

            }

            set {

                _events = value;

                NotifyOfPropertyChange(()=>Events);

            }

        }

    }

}