// atlctrls.h
typedef CIPAddressCtrlT<ATL::CWindow>   CIPAddressCtrl;
			

// stdafx.h
#pragma once

#include <atlbase.h>
#include <atlapp.h>
extern CAppModule _Module;
#include <atlwin.h>

#include <atlcrack.h>
#include <atlmisc.h>
#include <atlctrls.h>  // コントロール用クラスを使用するため
			

// MainDlg.h
#pragma once

class CMainDlg : public CDialogImpl<CMainDlg>
{
public:
    enum { IDD = IDD_MAINDLG };

    CIPAddressCtrl m_ip_show;
    CStatic m_static_show;    // IPアドレス表示用

    BEGIN_MSG_MAP(CMainDlg)
        MSG_WM_INITDIALOG(OnInitDialog)
        COMMAND_HANDLER_EX(IDC_IPADDRESS_SHOW, EN_CHANGE, OnIPFieldChange)
        COMMAND_ID_HANDLER_EX(IDOK, OnOK)
        COMMAND_ID_HANDLER_EX(IDCANCEL, OnCancel)
    END_MSG_MAP()

    BOOL OnInitDialog(CWindow wndFocus, LPARAM lInitParam){
        // スクリーンの中央に配置
        CenterWindow();

        // 大きいアイコン設定
        HICON hIcon = AtlLoadIconImage(IDR_MAINFRAME, LR_DEFAULTCOLOR,
            ::GetSystemMetrics(SM_CXICON), ::GetSystemMetrics(SM_CYICON));
        SetIcon(hIcon, TRUE);
        
        // 小さいアイコン設定
        HICON hIconSmall = AtlLoadIconImage(IDR_MAINFRAME, LR_DEFAULTCOLOR,
            ::GetSystemMetrics(SM_CXSMICON), ::GetSystemMetrics(SM_CYSMICON));
        SetIcon(hIconSmall, FALSE);

        // コントロール設定
        m_ip_show = GetDlgItem(IDC_IPADDRESS_SHOW);
        m_static_show = GetDlgItem(IDC_STATIC_SHOW);

        m_ip_show.SetAddress(MAKEIPADDRESS(192, 168, 1, 1));

        return TRUE;
    }

    void OnIPFieldChange(UINT uNotifyCode, int nID, CWindow wndCtl){
        DWORD dwIP;
        m_ip_show.GetAddress(&dwIP);

        CString strMsg;
        strMsg.Format(_T("IPアドレス: %d.%d.%d.%d"), 
            FIRST_IPADDRESS(dwIP),
            SECOND_IPADDRESS(dwIP),
            THIRD_IPADDRESS(dwIP),
            FOURTH_IPADDRESS(dwIP));
        m_static_show.SetWindowText(strMsg);
    }

    void OnOK(UINT uNotifyCode, int nID, CWindow wndCtl){
        EndDialog(nID);
    }

    void OnCancel(UINT uNotifyCode, int nID, CWindow wndCtl){
        EndDialog(nID);
    }
};
			

// SampleProject.cpp
#include "stdafx.h"
#include "resource.h"
#include "MainDlg.h"

CAppModule _Module;

int WINAPI _tWinMain(HINSTANCE hInstance, 
    HINSTANCE /*hPrevInstance*/, LPTSTR /*lpstrCmdLine*/, int /*nCmdShow*/)
{
    HRESULT hRes = ::CoInitialize(NULL);
    ATLASSERT(SUCCEEDED(hRes));

    ::DefWindowProc(NULL, 0, 0, 0L);

    AtlInitCommonControls(ICC_INTERNET_CLASSES);

    hRes = _Module.Init(NULL, hInstance);
    ATLASSERT(SUCCEEDED(hRes));

    CMainDlg dlg;
    int nRet = (int) dlg.DoModal();

    _Module.Term();
    ::CoUninitialize();

    return nRet;
}