/*
 * Greenshot - a free and open source screenshot tool
 * Copyright (C) 2007-2011  Thomas Braun, Jens Klingen, Robin Krom
 * 
 * For more information see: http://getgreenshot.org/
 * The Greenshot project is hosted on Sourceforge: http://sourceforge.net/projects/greenshot/
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 1 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
using System;
using GreenshotPlugin.Core;
using IniFile;

namespace Greenshot.Configuration {
	/// <summary>
	/// Wrapper for the language container for the Greenshot base.
	/// </summary>
	public class Language : LanguageContainer, ILanguage  {
		private static ILanguage uniqueInstance;
		private const string LANGUAGE_FILENAME_PATTERN = @"language-*.xml";
		
		public static ILanguage GetInstance() {
			return GetInstance(true);
		}

		public static ILanguage GetInstance(bool freeResources) {
			if(uniqueInstance == null) {
				uniqueInstance = new LanguageContainer();
				uniqueInstance.LanguageFilePattern = LANGUAGE_FILENAME_PATTERN;
				uniqueInstance.Load();
				CoreConfiguration conf = IniConfig.GetIniSection<CoreConfiguration>();
				if (string.IsNullOrEmpty(conf.Language)) {
					uniqueInstance.SynchronizeLanguageToCulture();
				} else {
					uniqueInstance.SetLanguage(conf.Language);
				}
				if (freeResources) {
					uniqueInstance.FreeResources();
				}
			}
			return uniqueInstance;
		}
	}
}