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Added extension methods that use FormatMessage to an errors descriptive text.

pull/83/head
David Hall 2019-09-02 17:09:01 -06:00
parent ed841151fe
commit be728e1b29
1 changed files with 24 additions and 0 deletions
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24
PInvoke/Kernel32/ErrHandlingApi.cs
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@ -1308,4 +1308,28 @@ namespace Vanara.PInvoke
public SafeExceptionHandlerHandle(IntPtr handle) : base(handle, RemoveVectoredExceptionHandler) { }
}
}
public static class WinErrExtensions
{
/// <summary>Gets the system message for the provided system error with optional parameters.</summary>
/// <param name="err">The error.</param>
/// <param name="args">The arguments.</param>
/// <returns>The formatted system message.</returns>
public static string FormatMessage(this IErrorProvider err, params object[] args)
{
try { return Kernel32.FormatMessage((uint)err.ToHRESULT(), args); }
catch { return string.Empty; }
}
/// <summary>Gets the system message for the provided system error with optional parameters.</summary>
/// <param name="err">The error.</param>
/// <param name="hLib">A handle to the module that contains the message table to search.</param>
/// <param name="args">The arguments.</param>
/// <returns>The formatted system message.</returns>
public static string FormatMessage(this IErrorProvider err, HINSTANCE hLib, params object[] args)
{
try { return Kernel32.FormatMessage((uint)err.ToHRESULT(), args, hLib); }
catch { return string.Empty; }
}
}
}