#region Disclaimer / License
// Copyright (C) 2010, Jackie Ng
// http://trac.osgeo.org/mapguide/wiki/maestro, jumpinjackie@gmail.com
// 
// 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
// 
#endregion
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Text;
using System.Windows.Forms;
using ICSharpCode.Core;
using System.IO;
using Maestro.Shared.UI;

namespace Maestro.Base.UI
{
    public partial class MessageViewer : SingletonViewContent
    {
        /// <summary>
        /// Internal use only. Do not invoke directly. Use <see cref="ViewContentManager"/> for that
        /// </summary>
        public MessageViewer()
        {
            InitializeComponent();
            this.Title = this.Description = Properties.Resources.Content_Messages;
        }

        protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);
            
            var btw = BroadcastTextWriter.Instance;
            btw.LogMessage += new LogBroadcastEventHandler(OnLogMessage);
            btw.FlushMessages();
        }

        void OnLogMessage(object sender, LogMessage msg)
        {
            if (!txtMessages.IsDisposed)
            {
                txtMessages.AppendText(string.Format("[{0}]: {1}", msg.LogDate.ToString("dd MMM yyyy hh:mm:ss"), msg.Message));
                txtMessages.ScrollToCaret();
            }
        }

        private void btnClear_Click(object sender, EventArgs e)
        {
            txtMessages.Clear();
        }

        private void btnSave_Click(object sender, EventArgs e)
        {
            using (var save = DialogFactory.SaveFile())
            {
                save.Filter = "*.log|*.log";
                if (save.ShowDialog() == DialogResult.OK)
                {
                    File.WriteAllText(save.FileName, txtMessages.Text);
                    MessageService.ShowMessage(string.Format(Properties.Resources.Log_Saved, save.FileName));
                }
            }
        }

        public override ViewRegion DefaultRegion
        {
            get
            {
                return ViewRegion.Bottom;
            }
        }
    }
}