判斷目前為Smartphone or Pocket PC

 

using System;

using System.IO;

using System.Windows.Forms;

using Microsoft.Win32;

using System.Runtime.InteropServices;

using System.Text;

namespace Platform

{

    internal partial class PInvoke

    {

        #region Invoke  and Enums

        /// <summary>

        /// to find whether you are running on a Smartphone or a Pocket PC

        /// </summary>

        /// <param name="uiAction"></param>

        /// <param name="uiParam"></param>

        /// <param name="pvParam"></param>

        /// <param name="fWinIni"></param>

        /// <returns></returns>

        [DllImport("Coredll.dll", EntryPoint = "SystemParametersInfoW", CharSet = CharSet.Unicode)]

        static extern int SystemParametersInfo4Strings(uint uiAction, uint uiParam, StringBuilder pvParam, uint fWinIni);

        public enum SystemParametersInfoActions : uint

        {

            SPI_GETPLATFORMTYPE = 257, // this is used elsewhere for Smartphone/PocketPC detection

        }

        #endregion

        /// <summary>

        /// Get Platform Type: Pocket Pc or Windows CE

        /// </summary>

        /// <returns></returns>

        public static string GetPlatformType()

        {

            StringBuilder platformType = new StringBuilder(50);

            if (SystemParametersInfo4Strings((uint)SystemParametersInfoActions.SPI_GETPLATFORMTYPE,

                (uint)platformType.Capacity, platformType, 0) == 0)

                throw new Exception("Error getting platform type.");

            return platformType.ToString();

        }

    }

    /// <summary>

    /// Platform Detections methods

    /// </summary>

    internal partial class PlatformDetection

    {

        public static bool IsSmartphone()

        {

            return PInvoke.GetPlatformType() == "SmartPhone";

        }

        public static bool IsPocketPC()

        {

            return PInvoke.GetPlatformType() == "PocketPC";

        }

    }

   

}