wifi interface sample code

[code]// wifiAvailable.cpp : 응용 프로그램에 대한 진입점을 정의합니다.
//

#include "stdafx.h"
#include "wifiAvailable.h"
#include <windows.h>
#include <commctrl.h>

#define MAX_LOADSTRING 100

// 전역 변수:
HINSTANCE            g_hInst;            // 현재 인스턴스입니다.
HWND                g_hWndMenuBar;        // 메뉴 모음 핸들입니다.




// 이 코드 모듈에 들어 있는 함수의 정방향 선언입니다.
ATOM            MyRegisterClass(HINSTANCE, LPTSTR);
BOOL            InitInstance(HINSTANCE, int);
LRESULT CALLBACK    WndProc(HWND, UINT, WPARAM, LPARAM);
INT_PTR CALLBACK    About(HWND, UINT, WPARAM, LPARAM);


#include <regext.h>
#include "snapi.h"
#pragma comment(lib, "aygshell.lib")


#define WM_OFFSET                 10000
#define WM_CHANGE_WIFI_AVAILABLE (WM_OFFSET + 1)
#define WM_CHANGE_WIFI_PRESENT    (WM_OFFSET + 2)
#define WM_CHANGE_WIFI_POWERON    (WM_OFFSET + 3)
#define WM_CHANGE_WIFI_CONNECTING (WM_OFFSET + 4)
#define WM_CHANGE_WIFI_CONNECTED (WM_OFFSET + 5)

#define NOTIFY_CNT 5
HREGNOTIFY g_hNotify[NOTIFY_CNT]; // Handles to notifications

HWND g_hCurWndDialog; // Primary Window Dialog


HRESULT UnregisterWindows()
{
    printf("Unregister windows\n");
    long lNotifyIndx;

    // For each notification handle:
    for (lNotifyIndx=0; lNotifyIndx < NOTIFY_CNT; lNotifyIndx++)
    {
        if (g_hNotify[lNotifyIndx] != NULL)
        {
            // Close off the notification.
            RegistryCloseNotification(g_hNotify[lNotifyIndx]);
        }

        g_hNotify[lNotifyIndx] = 0;
    }

    return S_OK;
}

HRESULT RegisterWindows()
{
    UnregisterWindows();
    printf("register windows\n");

    HRESULT hr;
    NOTIFICATIONCONDITION nc;

    //////////////////////////////////////////////////////////////////////////


    nc.ctComparisonType = REG_CT_ANYCHANGE;
    nc.dwMask         = SN_WIFISTATENETWORKSAVAILABLE_BITMASK;
    nc.TargetValue.dw = 0;

    hr = RegistryNotifyWindow(
        SN_WIFISTATENETWORKSAVAILABLE_ROOT,
        SN_WIFISTATENETWORKSAVAILABLE_PATH,
        SN_WIFISTATENETWORKSAVAILABLE_VALUE,
        g_hCurWndDialog,
        WM_CHANGE_WIFI_AVAILABLE,     // This notification uses a custom window message.
        0,
        &nc,
        &g_hNotify[0]
    );

    if (FAILED(hr))
    {
        printf("error reg 1\n");
        goto Error;
    }

    ///////////////////////////////////////////////////////////////////////

    nc.ctComparisonType = REG_CT_ANYCHANGE;
    nc.dwMask         = SN_WIFISTATEHARDWAREPRESENT_BITMASK;
    nc.TargetValue.dw = 0;

    hr = RegistryNotifyWindow(
        SN_WIFISTATEHARDWAREPRESENT_ROOT,
        SN_WIFISTATEHARDWAREPRESENT_PATH,
        SN_WIFISTATEHARDWAREPRESENT_VALUE,
        g_hCurWndDialog,
        WM_CHANGE_WIFI_PRESENT,     // This notification uses a custom window message.
        0,
        &nc,
        &g_hNotify[1]
    );

    if (FAILED(hr))
    {
        printf("error reg 2\n");
        goto Error;
    }

    ///////////////////////////////////////////////////////////////////////

    nc.ctComparisonType = REG_CT_ANYCHANGE;
    nc.dwMask         = SN_WIFISTATEPOWERON_BITMASK;
    nc.TargetValue.dw = 0;

    hr = RegistryNotifyWindow(
        SN_WIFISTATEPOWERON_ROOT,
        SN_WIFISTATEPOWERON_PATH,
        SN_WIFISTATEPOWERON_VALUE,
        g_hCurWndDialog,
        WM_CHANGE_WIFI_POWERON,     // This notification uses a custom window message.
        0,
        &nc,
        &g_hNotify[2]
    );

    if (FAILED(hr))
    {
        printf("error reg 3\n");
        goto Error;
    }

    ///////////////////////////////////////////////////////////////////////

    nc.ctComparisonType = REG_CT_ANYCHANGE;
    nc.dwMask         = SN_WIFISTATECONNECTING_BITMASK;
    nc.TargetValue.dw = 0;

    hr = RegistryNotifyWindow(
        SN_WIFISTATECONNECTING_ROOT,
        SN_WIFISTATECONNECTING_PATH,
        SN_WIFISTATECONNECTING_VALUE,
        g_hCurWndDialog,
        WM_CHANGE_WIFI_CONNECTING,     // This notification uses a custom window message.
        0,
        &nc,
        &g_hNotify[3]
    );

    if (FAILED(hr))
    {
        printf("error reg 4\n");
        goto Error;
    }

    ///////////////////////////////////////////////////////////////////////

    nc.ctComparisonType = REG_CT_ANYCHANGE;
    nc.dwMask         = SN_WIFISTATECONNECTED_BITMASK;
    nc.TargetValue.dw = 0;

    hr = RegistryNotifyWindow(
        SN_WIFISTATECONNECTED_ROOT,
        SN_WIFISTATECONNECTED_PATH,
        SN_WIFISTATECONNECTED_VALUE,
        g_hCurWndDialog,
        WM_CHANGE_WIFI_CONNECTED,     // This notification uses a custom window message.
        0,
        &nc,
        &g_hNotify[4]
    );

    if (FAILED(hr))
    {
        printf("error reg 5\n");
        goto Error;
    }


    printf("reg ok\n");

Error:
    return hr;
}




int WINAPI WinMain(HINSTANCE hInstance,
                 HINSTANCE hPrevInstance,
                 LPTSTR    lpCmdLine,
                 int     nCmdShow)
{
    MSG msg;

    // 응용 프로그램 초기화를 수행합니다.
    if (!InitInstance(hInstance, nCmdShow))
    {
        return FALSE;
    }

    HACCEL hAccelTable;
    hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_WIFIAVAILABLE));

    // 기본 메시지 루프입니다.
    while (GetMessage(&msg, NULL, 0, 0))
    {
        if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
        {
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }
    }

    return (int) msg.wParam;
}

//
// 함수: MyRegisterClass()
//
// 목적: 창 클래스를 등록합니다.
//
// 설명:
//
ATOM MyRegisterClass(HINSTANCE hInstance, LPTSTR szWindowClass)
{
    WNDCLASS wc;

    wc.style         = CS_HREDRAW | CS_VREDRAW;
    wc.lpfnWndProc = WndProc;
    wc.cbClsExtra    = 0;
    wc.cbWndExtra    = 0;
    wc.hInstance     = hInstance;
    wc.hIcon         = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_WIFIAVAILABLE));
    wc.hCursor     = 0;
    wc.hbrBackground = (HBRUSH) GetStockObject(WHITE_BRUSH);
    wc.lpszMenuName = 0;
    wc.lpszClassName = szWindowClass;

    return RegisterClass(&wc);
}

//
// 함수: InitInstance(HINSTANCE, int)
//
// 목적: 인스턴스 핸들을 저장하고 주 창을 만듭니다.
//
// 설명:
//
//        이 함수를 통해 인스턴스 핸들을 전역 변수에 저장하고
//        주 프로그램 창을 만든 다음 표시합니다.
//
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
    HWND hWnd;
    TCHAR szTitle[MAX_LOADSTRING];        // 제목 표시줄 텍스트
    TCHAR szWindowClass[MAX_LOADSTRING];    // 주 창 클래스 이름

    g_hInst = hInstance; // 인스턴스 핸들을 전역 변수에 저장합니다.

    // CAPEDIT 및 SIPPREF와 같은 모든 장치 특수 컨트롤을 초기화하기 위해
    // 응용 프로그램을 초기화하는 동안 SHInitExtraControls를 한 번 호출해야 합니다.
    SHInitExtraControls();

    LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
    LoadString(hInstance, IDC_WIFIAVAILABLE, szWindowClass, MAX_LOADSTRING);

    //이미 실행 중인 경우 창에 포커스를 둔 다음 끝냅니다.
    hWnd = FindWindow(szWindowClass, szTitle);    
    if (hWnd)
    {
        // 맨 앞 자식 창에 포커스를 설정합니다.
        // "| 0x00000001"을 사용하여 소유한 모든 창을 전경으로 보낸 다음
        // 활성화합니다.
        SetForegroundWindow((HWND)((ULONG) hWnd | 0x00000001));
        return 0;
    }

    if (!MyRegisterClass(hInstance, szWindowClass))
    {
        return FALSE;
    }

    hWnd = CreateWindow(szWindowClass, szTitle, WS_VISIBLE,
        CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInstance, NULL);

    if (!hWnd)
    {
        return FALSE;
    }

    g_hCurWndDialog = hWnd;


    // CW_USEDEFAULT를 사용하여 주 창을 만드는 경우 메뉴 모음의 높이는
    // 고려되지 않습니다. 따라서 메뉴 모음이 있는 경우
    // 창을 만든 후 창의 크기를 조정합니다.
    if (g_hWndMenuBar)
    {
        RECT rc;
        RECT rcMenuBar;

        GetWindowRect(hWnd, &rc);
        GetWindowRect(g_hWndMenuBar, &rcMenuBar);
        rc.bottom -= (rcMenuBar.bottom - rcMenuBar.top);
        
        MoveWindow(hWnd, rc.left, rc.top, rc.right-rc.left, rc.bottom-rc.top, FALSE);
    }

    ShowWindow(hWnd, nCmdShow);
    UpdateWindow(hWnd);

    RegisterWindows();

    return TRUE;
}

//
// 함수: WndProc(HWND, UINT, WPARAM, LPARAM)
//
// 목적: 주 창의 메시지를 처리합니다.
//
// WM_COMMAND    - 응용 프로그램 메뉴를 처리합니다.
// WM_PAINT    - 주 창을 그립니다.
// WM_DESTROY    - 종료 메시지를 게시하고 반환합니다.
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
    int wmId, wmEvent;
    PAINTSTRUCT ps;
    HDC hdc;

    static SHACTIVATEINFO s_sai;
    
    switch (message)
    {
        case WM_COMMAND:
            wmId    = LOWORD(wParam);
            wmEvent = HIWORD(wParam);
            // 메뉴의 선택 영역을 구문 분석합니다.
            switch (wmId)
            {
                case IDM_HELP_ABOUT:
                    DialogBox(g_hInst, (LPCTSTR)IDD_ABOUTBOX, hWnd, About);
                    break;
                case IDM_OK:
                    SendMessage (hWnd, WM_CLOSE, 0, 0);                
                    break;
                default:
                    return DefWindowProc(hWnd, message, wParam, lParam);
            }
            break;

        case WM_CREATE:
            SHMENUBARINFO mbi;

            memset(&mbi, 0, sizeof(SHMENUBARINFO));
            mbi.cbSize     = sizeof(SHMENUBARINFO);
            mbi.hwndParent = hWnd;
            mbi.nToolBarId = IDR_MENU;
            mbi.hInstRes = g_hInst;

            if (!SHCreateMenuBar(&mbi))
            {
                g_hWndMenuBar = NULL;
            }
            else
            {
                g_hWndMenuBar = mbi.hwndMB;
            }

            // 셸 활성화 정보 구조 초기화
            memset(&s_sai, 0, sizeof (s_sai));
            s_sai.cbSize = sizeof (s_sai);
            break;
        case WM_PAINT:
            hdc = BeginPaint(hWnd, &ps);
            
            // TODO: 여기에 그리기 코드를 추가합니다.
            
            EndPaint(hWnd, &ps);
            break;
        case WM_DESTROY:
            CommandBar_Destroy(g_hWndMenuBar);
            PostQuitMessage(0);
            break;

        case WM_ACTIVATE:
            // 활성화 메시지를 셸에 알립니다.
            SHHandleWMActivate(hWnd, wParam, lParam, &s_sai, FALSE);
            break;

        case WM_SETTINGCHANGE:
            SHHandleWMSettingChange(hWnd, wParam, lParam, &s_sai);
            break;

        case WM_CHANGE_WIFI_AVAILABLE:
            printf("wifi available\n");
            //::MessageBox(NULL, L"WIFI AVAILABLE", L"OK", MB_OK);
            break;

        case WM_CHANGE_WIFI_PRESENT:
            printf("wifi present\n");
            //::MessageBox(NULL, L"WIFI PRESENT", L"OK", MB_OK);
            break;

        case WM_CHANGE_WIFI_POWERON:
            printf("wifi power on\n");
            //::MessageBox(NULL, L"WIFI power on", L"OK", MB_OK);
            break;
        case WM_CHANGE_WIFI_CONNECTING:
            printf("wifi power CONNECTING\n");
            //::MessageBox(NULL, L"WIFI power on", L"OK", MB_OK);
            break;
        case WM_CHANGE_WIFI_CONNECTED:
            printf("wifi power CONNECTED\n");
            //::MessageBox(NULL, L"WIFI power on", L"OK", MB_OK);
            break;


        default:
            return DefWindowProc(hWnd, message, wParam, lParam);
    }
    return 0;
}

// 정보 대화 상자의 메시지 처리기입니다.
INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
    switch (message)
    {
        case WM_INITDIALOG:
            {
                // [완료] 단추를 만들고 크기를 조정합니다.
                SHINITDLGINFO shidi;
                shidi.dwMask = SHIDIM_FLAGS;
                shidi.dwFlags = SHIDIF_DONEBUTTON | SHIDIF_SIPDOWN | SHIDIF_SIZEDLGFULLSCREEN | SHIDIF_EMPTYMENU;
                shidi.hDlg = hDlg;
                SHInitDialog(&shidi);
            }
            return (INT_PTR)TRUE;

        case WM_COMMAND:
            if (LOWORD(wParam) == IDOK)
            {
                EndDialog(hDlg, LOWORD(wParam));
                return TRUE;
            }
            break;

        case WM_CLOSE:
            EndDialog(hDlg, message);
            return TRUE;

    }
    return (INT_PTR)FALSE;
}
[/code]