Windows Mobile 中开关 WIFI 的“通用”代码

作者:cxty 日期:2008-08-13

字体大小: 小中大

#pragma once
#include "UniBase.h"
#include "Reg.h"
#include <PM.h>

class CWiFiHelper
{
private:
TCHAR m_tzDevice[MAX_NAME];

public:
    CWiFiHelper()
    {
        TCHAR tzKey[MAX_PATH];
        CReg reg(HKEY_LOCAL_MACHINE, TEXT("Comm"));
        for (UINT i = 0; reg.EnumKey(i, tzKey) == S_OK; i++)
        {
            if (tzKey[UStrLen(tzKey) - 1] == '1')
            {
                CReg dev(reg, tzKey);
                TCHAR tzDisplayName[MAX_PATH];
                if (dev.GetStr(TEXT("DisplayName"), tzDisplayName))
                {
                    if (UStrStrI(tzDisplayName, TEXT("WiFi")) ||
                        UStrStrI(tzDisplayName, TEXT("Wi-Fi")) ||
                        UStrStrI(tzDisplayName, TEXT("Wireless")) ||
                        UStrStr(tzDisplayName, TEXT("802.11")))
                    {
                        UStrPrint(m_tzDevice, PMCLASS_NDIS_MINIPORT TEXT("\\%s"), tzKey);
                        //MessageBox(NULL, m_tzDevice, STR_AppName, MB_ICONINFORMATION);
                        return;
                    }
                }
            }
        }
        m_tzDevice[0] = 0;
    }

    BOOL IsEnabled()
    {
        CEDEVICE_POWER_STATE s = D4;
        if (m_tzDevice [0])
        {
            GetDevicePower(m_tzDevice, POWER_NAME, &s);
        }
        return s == D0;
    }

    HRESULT Enable(BOOL bEnable = TRUE)
    {
        if (m_tzDevice [0])
        {
            return SetDevicePower(m_tzDevice, POWER_NAME, bEnable ? D0 : D4);
        }
        else
        {
            return ERROR_DEVICE_NOT_AVAILABLE;
        }
    }
};