Get Enum Flags - CSharp System

CSharp examples for System:Enum

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Description

Get Enum Flags

Demo Code

/*//from w  ww . ja v a 2 s .co m
    ShareX - A program that allows you to take screenshots and share any file type
    Copyright (C) 2007-2014 ShareX Developers

    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 2
    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, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    Optionally you can also view the license at <http://www.gnu.org/licenses/>.
*/
using System.Reflection;
using System.Linq;
using System.ComponentModel;
using System.Collections.Generic;
using System;

public class Main{
        public static IEnumerable<T> GetFlags<T>(this Enum value)
        {
            return Enum.GetValues(value.GetType()).OfType<T>().Where(x => Convert.ToUInt64(x) != 0 && value.HasFlag(x));
        }
        public static bool HasFlag<T>(this Enum value, params T[] flags)
        {
            ulong keysVal = Convert.ToUInt64(value);
            ulong flagVal = flags.Select(x => Convert.ToUInt64(x)).Aggregate((x, next) => x | next);
            return (keysVal & flagVal) == flagVal;
        }
}

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