#region License Information (GPL v3)
/*
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 .
*/
#endregion License Information (GPL v3)
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Reflection;
using System.Resources;
namespace HelpersLib
{
public static class EnumExtensions
{
public static string GetDescription(this Enum value)
{
FieldInfo fi = value.GetType().GetField(value.ToString());
if (fi != null)
{
DescriptionAttribute[] attributes = (DescriptionAttribute[])fi.GetCustomAttributes(typeof(DescriptionAttribute), false);
if (attributes.Length > 0)
{
return attributes[0].Description;
}
}
return value.ToString();
}
public static string GetLocalizedDescription(this Enum value, ResourceManager resourceManager)
{
string resourceName = value.GetType().Name + "_" + value;
string description = resourceManager.GetString(resourceName);
if (string.IsNullOrEmpty(description))
{
description = value.GetDescription();
}
return description;
}
public static int GetIndex(this Enum value)
{
Array values = Enum.GetValues(value.GetType());
return Array.IndexOf(values, value);
}
public static IEnumerable GetFlags(this Enum value)
{
return Helpers.GetEnums().Where(x => Convert.ToUInt64(x) != 0 && value.HasFlag(x));
}
public static bool HasFlag(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;
}
public static bool HasFlagAny(this Enum value, params T[] flags)
{
return flags.Any(x => value.HasFlag(x));
}
public static T Add(this Enum value, params T[] flags)
{
ulong keysVal = Convert.ToUInt64(value);
ulong flagVal = flags.Select(x => Convert.ToUInt64(x)).Aggregate(keysVal, (x, next) => x | next);
return (T)Enum.ToObject(typeof(T), flagVal);
}
public static T Remove(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 (T)Enum.ToObject(typeof(T), keysVal & ~flagVal);
}
public static T Swap(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 (T)Enum.ToObject(typeof(T), keysVal ^ flagVal);
}
}
}