c#Windows Mobile WiFi开启和关闭

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于 2013-12-02 18:28:01 发布

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文章标签：

#wifi #windows mobile #c#

这篇博客介绍了如何利用C#的DllImport特性调用Windows Mobile的coredll.dll库，通过FindDriverKey方法找到WiFi驱动的注册表项，并使用SetDevicePower方法切换设备到不同的电源状态来实现WiFi的开启和关闭。示例代码详细展示了具体实现过程。

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using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.Win32;
using System.Runtime.InteropServices;

namespace StationInspection.Util
{
    class WiFiHelper
    {
        [DllImport("coredll.dll", SetLastError = true)]
        public static extern int SetDevicePower(string pvDevice, int dwDeviceFlags, DevicePowerState DeviceState);

        public enum DevicePowerState : int
        {
            Unspecified = -1,
            D0 = 0, // Full On: full power, full functionality 
            D1, // Low Power On: fully functional at low power/performance 
            D2, // Standby: partially powered with automatic wake 
            D3, // Sleep: partially powered with device initiated wake 
            D4, // Off: unpowered 
        }

        public const int POWER_NAME = 0x00000001;

        public static string FindDriverKey()
        {
            string ret = string.Empty;

            //#defin

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