Get a string representation of flags. : String Format « Data Types « C# / C Sharp

1. C# / C Sharp
2. Data Types
3. String Format

Get a string representation of flags.

    
        

using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
using System.IO;

namespace Vestris.ResourceLib
{
    /// <summary>
    /// Resource utilities.
    /// </summary>
    public abstract class ResourceUtil
    {
        /// <summary>
        /// Get a string representation of flags.
        /// </summary>
        /// <typeparam name="T">Flag collection type.</typeparam>
        /// <param name="flagValue">Flag vlaue</param>
        /// <returns>String representation of flags in the f1 | ... | fn format.</returns>
        internal static string FlagsToString<T>(UInt32 flagValue)
        {
            List<string> flags = new List<string>();
            flags.AddRange(FlagsToList<T>(flagValue));
            return String.Join(" | ", flags.ToArray());
        }
        /// <summary>
        /// Get a collection of flags from a flag value.
        /// </summary>
        /// <typeparam name="T">Flag collection type.</typeparam>
        /// <param name="flagValue">Flag value.</param>
        /// <returns>Collection of flags.</returns>
        internal static List<string> FlagsToList<T>(UInt32 flagValue)
        {
            List<string> flags = new List<string>();

            foreach (T f in Enum.GetValues(typeof(T)))
            {
                UInt32 f_ui = Convert.ToUInt32(f);
                if ((flagValue & f_ui) > 0 || flagValue == f_ui)
                {
                    flags.Add(f.ToString());
                }
            }

            return flags;
        }
    }
}

   
    
    
    
  

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