/* 
 * Copyright (c) 2009 Craig Sutherland
 * 
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following
 * conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */

using System;

namespace FastForward.WinCore
{
    /// <summary>
    /// Common utility methods for retrieving environmental information.
    /// </summary>
    public static class EnvironmentUtils
    {
        #region Private fields
        private static bool? isRunningOnWindows = null;
        #endregion

        #region Public methods
        #region IsRunningOnWindows()
        /// <summary>
        /// Check if this application is running on Windows or not
        /// </summary>
        public static bool IsRunningOnWindows
        {
            get
            {
                if (!isRunningOnWindows.HasValue)
                {
                    var platform = (int)Environment.OSVersion.Platform;
                    isRunningOnWindows = ((platform != 4) && (platform != 6) && (platform != 128));
                }
                return isRunningOnWindows.Value;
            }
        }
        #endregion
        #endregion
    }
}