// atluser.h
typedef CCursorT<false>  CCursorHandle;
typedef CCursorT<true>   CCursor;
			

// stdafx.h
#pragma once

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

#include <atlcrack.h>
#include <atlmisc.h>
			

// MainWindow.h
#pragma once

class CMainWindow : public CWindowImpl<CMainWindow>,
    public CMessageFilter, public CIdleHandler
{
public:
    DECLARE_WND_CLASS(_T("Hello"));

    virtual BOOL PreTranslateMessage(MSG* pMsg){
        return FALSE;
    }

    virtual BOOL OnIdle(){
        return FALSE;
    }

    BEGIN_MSG_MAP(CMainWindow)
        MSG_WM_PAINT(OnPaint)
        MSG_WM_SETCURSOR(OnSetCursor)
        MSG_WM_CREATE(OnCreate)
        MSG_WM_DESTROY(OnDestroy)
    END_MSG_MAP()

    void OnPaint(CDCHandle /*dc*/){
        CPaintDC dc(m_hWnd);
        
        CRect rect;
        GetClientRect(rect);
        dc.DrawText(_T("Hello, ATL/WTL"), -1,
            rect, DT_SINGLELINE | DT_CENTER | DT_VCENTER);
    }

    BOOL OnSetCursor(CWindow wnd, UINT nHitTest, UINT message){
        // カーソルを設定
        CCursor cursor;
        cursor.LoadCursor(IDC_POINTER);
        SetCursor(cursor);
        return 0;
    }

    int OnCreate(LPCREATESTRUCT lpCreateStruct){
        // メッセージループにメッセージフィルタとアイドルハンドラを追加
        CMessageLoop* pLoop = _Module.GetMessageLoop();
        pLoop->AddMessageFilter(this);
        pLoop->AddIdleHandler(this);
        return 0;
    }

    void OnDestroy(){
        // メッセージループからメッセージフィルタとアイドルハンドラを削除
        CMessageLoop* pLoop = _Module.GetMessageLoop();
        pLoop->RemoveMessageFilter(this);
        pLoop->RemoveIdleHandler(this);
        PostQuitMessage(0);
    }
};
			

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

CAppModule _Module;

int APIENTRY _tWinMain(HINSTANCE hInstance, 
                       HINSTANCE hPrevInstance, 
                       LPTSTR    lpCmdLine, 
                       int       nCmdShow)
{
    UNREFERENCED_PARAMETER(hPrevInstance);
    UNREFERENCED_PARAMETER(lpCmdLine);

    _Module.Init(NULL, hInstance);

    CMessageLoop theLoop;
    _Module.AddMessageLoop(&theLoop);

    CMainWindow wnd;
    wnd.Create(NULL, CWindow::rcDefault,
        _T("Hello, ATL/WTL"), WS_OVERLAPPEDWINDOW | WS_VISIBLE);

    int nRet = theLoop.Run();

    _Module.RemoveMessageLoop();

    _Module.Term();

    return nRet;
}