// View.h
#pragma once

class CTreeView : public CWindowImpl<CTreeView, CTreeViewCtrl>
{
public:
    DECLARE_WND_SUPERCLASS(NULL, CTreeViewCtrl::GetWndClassName())

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

    BEGIN_MSG_MAP(CTreeView)
        MSG_WM_CREATE(OnCreate)
        REFLECTED_NOTIFY_CODE_HANDLER_EX(NM_CLICK, OnTreeClick)
        DEFAULT_REFLECTION_HANDLER()
    END_MSG_MAP()

    int OnCreate(LPCREATESTRUCT lpCreateStruct){
        LRESULT lRet = DefWindowProc();

        // ツリービューにアイテム挿入
        HTREEITEM hSysDir = 
            InsertItem(_T("システムフォルダ"), TVI_ROOT, TVI_LAST);
        SetItemData(hSysDir, -1);

        HTREEITEM hItem;
        hItem = InsertItem(_T("Windows"), hSysDir, TVI_LAST);
        SetItemData(hItem, CSIDL_WINDOWS);
        hItem = InsertItem(_T("Program Files"), hSysDir, TVI_LAST);
        SetItemData(hItem, CSIDL_PROGRAM_FILES);

        return lRet;
    }

    LRESULT OnTreeClick(LPNMHDR pnmh){
        // タップされたアイテムハンドル取得
        UINT uFlag;
        CPoint pt(::GetMessagePos());
        ScreenToClient(&pt);
        HTREEITEM hItem = HitTest(pt, &uFlag);
        if(hItem == NULL || !(uFlag & TVHT_ONITEM))
            return 0;

        DWORD dwData = GetItemData(hItem);
        if(dwData != -1){
            TCHAR szPath[MAX_PATH];
            SHGetSpecialFolderPath(m_hWnd, szPath, dwData, 0);
            MessageBox(szPath, _T("アイテム"));
        }

        return 0;
    }
};
			

// stdafx.h
#pragma once

#define WINVER 0x0420
#include <atlbase.h>
#if _ATL_VER == 0x900
#define _SECURE_ATL 1
#endif

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

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

#include <atlcrack.h>
#include <atlmisc.h>
#include <atlframe.h>
#include <atlctrls.h>
#define _WTL_CE_NO_ZOOMSCROLL
#define _WTL_CE_NO_FULLSCREEN
#include <atlwince.h>
			

// SampleProjectFrame.h
#pragma once

class CSampleProjectFrame : 
    public CFrameWindowImpl<CSampleProjectFrame>,
    public CUpdateUI<CSampleProjectFrame>,
    public CAppWindow<CSampleProjectFrame>,
    public CMessageFilter, public CIdleHandler
{
public:
    DECLARE_APP_FRAME_CLASS(NULL, IDR_MAINFRAME, L"Software\\WTL")

    CTreeView m_view;

    virtual BOOL PreTranslateMessage(MSG* pMsg){
        if(CFrameWindowImpl<CSampleProjectFrame>::PreTranslateMessage(pMsg))
            return TRUE;

        return m_view.IsWindow() ? m_view.PreTranslateMessage(pMsg) : FALSE;
    }

    virtual BOOL OnIdle(){
        return FALSE;
    }

    BEGIN_UPDATE_UI_MAP(CSampleProjectFrame)
    END_UPDATE_UI_MAP()

    BEGIN_MSG_MAP(CSampleProjectFrame)
        MSG_WM_CREATE(OnCreate)
        MSG_WM_DESTROY(OnDestroy)
        CHAIN_MSG_MAP(CAppWindow<CSampleProjectFrame>)
        CHAIN_MSG_MAP(CUpdateUI<CSampleProjectFrame>)
        CHAIN_MSG_MAP(CFrameWindowImpl<CSampleProjectFrame>)
        REFLECT_NOTIFICATIONS()    // メッセージリフレクション
    END_MSG_MAP()

    int OnCreate(LPCREATESTRUCT lpCreateStruct){
        // メニューバー作成
        CreateSimpleCEMenuBar(0, SHCMBF_EMPTYBAR);

        // ビューを作成
        m_hWndClient = m_view.Create(m_hWnd, rcDefault, NULL,
            WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | 
            TVS_HASBUTTONS | TVS_HASLINES | TVS_LINESATROOT | TVS_SHOWSELALWAYS);

        // 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);
        SetMsgHandled(false);
    }
};
			

// SampleProject.cpp
#include "stdafx.h"
#include "resourceppc.h"
#include "View.h"
#include "SampleProjectFrame.h"

CAppModule _Module;

int WINAPI _tWinMain(HINSTANCE hInstance,
    HINSTANCE /*hPrevInstance*/, LPTSTR lpstrCmdLine, int nCmdShow)
{
    HRESULT hRes =
        CSampleProjectFrame::ActivatePreviousInstance(hInstance, lpstrCmdLine);

    if(FAILED(hRes) || S_FALSE == hRes){
        return hRes;
    }

    hRes = ::CoInitializeEx(NULL, COINIT_MULTITHREADED);
    ATLASSERT(SUCCEEDED(hRes));

    AtlInitCommonControls(ICC_TREEVIEW_CLASSES);
    SHInitExtraControls();

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

    int nRet = CSampleProjectFrame::AppRun(lpstrCmdLine, nCmdShow);

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

    return nRet;
}