[C#/WIN32] StartDocPrinter API 함수 선언하기

using System;
using System.Runtime.InteropServices;

#region 프린터 문서 인쇄 시작하기 - StartDocPrinter(printerHandle, level, documentInformation)

/// <summary>
/// 프린터 문서 인쇄 시작하기
/// </summary>
/// <param name="printerHandle">프린터 핸들</param>
/// <param name="level">레벨</param>
/// <param name="documentInformation">문서 정보</param>
/// <returns>처리 결과</returns>
[DllImport("winspool", EntryPoint = "StartDocPrinterA", SetLastError = true, CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)]
private static extern bool StartDocPrinter(IntPtr printerHandle, int level, [In, MarshalAs(UnmanagedType.LPStruct)] DOCINFOA documentInformation);

#endregion

/// <summary>
/// 문서 정보 A
/// </summary>
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
public class DOCINFOA
{
    //////////////////////////////////////////////////////////////////////////////////////////////////// Field
    ////////////////////////////////////////////////////////////////////////////////////////// Public

    #region Field

    /// <summary>
    /// 문서명
    /// </summary>
    [MarshalAs(UnmanagedType.LPStr)]
    public string DocumentName;

    /// <summary>
    /// 출력 파일
    /// </summary>
    [MarshalAs(UnmanagedType.LPStr)]
    public string OutputFile;

    /// <summary>
    /// 데이터 타입
    /// </summary>
    [MarshalAs(UnmanagedType.LPStr)]
    public string DataType;

    #endregion
}