[C#/WINFORM] 화면 보호기/절전 모드 방지하기/허용하기

TestProject.zip

0.01MB

▶ ExecutionState.cs

using System;

namespace TestProject
{
    /// <summary>
    /// 실행 상태
    /// </summary>
    [FlagsAttribute]
    public enum ExecutionState : uint
    {
        /// <summary>
        /// ES_AWAYMODE_REQUIRED
        /// </summary>
        ES_AWAYMODE_REQUIRED = 0x00000040,

        /// <summary>
        /// ES_CONTINUOUS
        /// </summary>
        ES_CONTINUOUS = 0x80000000,

        /// <summary>
        /// ES_DISPLAY_REQUIRED
        /// </summary>
        ES_DISPLAY_REQUIRED = 0x00000002,

        /// <summary>
        /// ES_SYSTEM_REQUIRED
        /// </summary>
        ES_SYSTEM_REQUIRED = 0x00000001
    }
}

 

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▶ SleepModeHelper.cs

using System.Runtime.InteropServices;

namespace TestProject
{
    /// <summary>
    /// 절전 모드 헬퍼
    /// </summary>
    public static class SleepModeHelper
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Import
        ////////////////////////////////////////////////////////////////////////////////////////// Static
        //////////////////////////////////////////////////////////////////////////////// Private

        #region 스레드 실행 상태 설정하기 - SetThreadExecutionState(state)

        /// <summary>
        /// 스레드 실행 상태 설정하기
        /// </summary>
        /// <param name="state">실행 상태</param>
        /// <returns>실행 상태</returns>
        [DllImport("kernel32", CharSet = CharSet.Auto, SetLastError = true)]
        private static extern ExecutionState SetThreadExecutionState(ExecutionState state);

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Static
        //////////////////////////////////////////////////////////////////////////////// Public

        #region 절전 모드 방지하기 - Prevent()

        /// <summary>
        /// 절전 모드 방지하기
        /// </summary>
        public static void Prevent()
        {
            SetThreadExecutionState
            (
                ExecutionState.ES_CONTINUOUS        |
                ExecutionState.ES_SYSTEM_REQUIRED   |
                ExecutionState.ES_AWAYMODE_REQUIRED |
                ExecutionState.ES_DISPLAY_REQUIRED
            );
        }

        #endregion
        #region 절전 모드 허용하기 - Allow()

        /// <summary>
        /// 절전 모드 허용하기
        /// </summary>
        public static void Allow()
        {
            SetThreadExecutionState(ExecutionState.ES_CONTINUOUS);
        }

        #endregion
    }
}

 

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▶ MainForm.cs

using System;
using System.Windows.Forms;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

        /// <summary>
        /// 생성자
        /// </summary>
        public MainForm()
        {
            InitializeComponent();

            this.button.Click += button_Click;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 버튼 클릭시 처리하기 - button_Click(sender, e)

        /// <summary>
        /// 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void button_Click(object sender, EventArgs e)
        {
            if(this.button.Text == "방지하기")
            {
                SleepModeHelper.Prevent();

                this.button.Text = "허용하기";

                this.messageLabel.Text = "화면 보호기/절전 모드 방지중";
            }
            else
            {
                SleepModeHelper.Allow();

                this.button.Text = "방지하기";

                this.messageLabel.Text = "화면 보호기/절전 모드 허용중";
            }
        }

        #endregion
    }
}