mirror of https://github.com/dahall/Vanara.git
25 lines
921 B
C#
25 lines
921 B
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Runtime.InteropServices.ComTypes;
|
|
using Vanara.InteropServices;
|
|
|
|
namespace Vanara.Extensions
|
|
{
|
|
/// <summary>Extensions for types in System.Runtime.InteropServices.ComTypes.</summary>
|
|
public static class ComTypeExtensions
|
|
{
|
|
/// <summary>Enumerates the strings from an <see cref="IEnumString"/> instance.</summary>
|
|
/// <param name="iEnumString">The <see cref="IEnumString"/> instance.</param>
|
|
/// <returns>A list of strings.</returns>
|
|
/// <exception cref="ArgumentNullException">iEnumString</exception>
|
|
public static IEnumerable<string> Enum(this IEnumString iEnumString)
|
|
{
|
|
if (iEnumString is null) throw new ArgumentNullException(nameof(iEnumString));
|
|
var ret = 0;
|
|
var items = new string[1];
|
|
using (var pret = new PinnedObject(ret))
|
|
while (iEnumString.Next(1, items, pret) == 0 && ret == 1)
|
|
yield return items[0];
|
|
}
|
|
}
|
|
} |