COM_INTERFACE_ENTRY(ITabbedMDIChildModifiedItem)
	END_COM_MAP()

	DECLARE_PROTECT_FINAL_CONSTRUCT()

	HRESULT FinalConstruct();
	void FinalRelease();

// ITabbedMDIChildModifiedItem
public:
	STDMETHOD(get_Window)(
		HWND* window);
	STDMETHOD(put_Window)(
		HWND window);

	STDMETHOD(get_Name)(
		BSTR* name);
	STDMETHOD(put_Name)(
		const wchar_t* name);

	STDMETHOD(get_DisplayName)(
		BSTR* displayName);
	STDMETHOD(put_DisplayName)(
		const wchar_t* displayName);

	STDMETHOD(get_Description)(
		BSTR* description);
	STDMETHOD(put_Description)(
		const wchar_t* description);

	STDMETHOD(get_LastModifiedUTC)(
		DATE* lastModified);
	STDMETHOD(put_LastModifiedUTC)(
		DATE lastModified);

	STDMETHOD(get_Icon)(
		HICON* icon);
	STDMETHOD(put_Icon)(
		HICON icon);

	STDMETHOD(get_UserData)(
		IUnknown** userData);
	STDMETHOD(putref_UserData)(
		IUnknown* userData);

	STDMETHOD(get_ParentList)(
		ITabbedMDIChildModifiedList** parentList);
	STDMETHOD(putref_ParentList)(
		ITabbedMDIChildModifiedList* parentList);

	STDMETHOD(get_SubItems)(
		ITabbedMDIChildModifiedList** subItems);

	STDMETHOD(CopyTo)(
		ITabbedMDIChildModifiedItem* destination);

// Methods not exposed over iterface:
public:
	STDMETHOD(InitNew)(HWND window,
		const wchar_t* name, const wchar_t* displayName, const wchar_t* description,
		DATE lastModified, HICON icon);

protected:
	HWND     m_window;
	CComBSTR m_name;
	CComBSTR m_displayName;
	CComBSTR m_description;
	DATE     m_lastModified;
	HICON    m_icon;
	CComPtr<IUnknown> m_userData;

	// We keep a strong reference to the sub item list,
	// and the sub item list keeps a weak reference to us
	// (to avoid circular reference)
	CComPtr<ITabbedMDIChildModifiedList> m_subItems;

	// We keep a weak reference to our parent list,
	// and the parent list keeps a strong reference to us.
	// One implication is that an item can only belong
	// to one parent.  To allow an item to belong to multiple
	// parents, update the code related to setting the parent.
	ITabbedMDIChildModifiedList* m_parentList;

};

/////////////////////////////////////////////////////////////////////////////
// Global functions
HRESULT CreateTabbedMDIChildModifiedList(ITabbedMDIChildModifiedList** list);
HRESULT CreateTabbedMDIChildModifiedItem(HWND window,
	const wchar_t* name, const wchar_t* displayName, const wchar_t* description,
	DATE lastModified, HICON icon,
	ITabbedMDIChildModifiedItem** item);
HRESULT CreateEmptyTabbedMDIChildModifiedItem(ITabbedMDIChildModifiedItem** item);


/////////////////////////////////////////////////////////////////////////////
// CSaveModifiedItemsDialog
class CSaveModifiedItemsDialog :
	//public CDialogImpl<CSaveModifiedItemsDialog>,
	public CDynamicDialogImpl<CSaveModifiedItemsDialog>,
	public CDialogResize<CSaveModifiedItemsDialog>
{
protected:
	//typedef CDialogImpl<CSaveModifiedItemsDialog> baseClass;
	typedef CDynamicDialogImpl<CSaveModifiedItemsDialog> baseClass;
	typedef CDialogResize<CSaveModifiedItemsDialog> resizeClass;

// Public enumarations
public:
	enum DialogControlIds
	{
		_IDC_LIST = 1000,
	};

	enum CheckState
	{
		eCheckState_Unchecked = INDEXTOSTATEIMAGEMASK(1),
		eCheckState_Checked = INDEXTOSTATEIMAGEMASK(2),
		eCheckState_Indeterminate = INDEXTOSTATEIMAGEMASK(3),
	};

	enum ColumnIndex
	{
		eColumn_Name         = 0,
		eColumn_Description  = 1,
		eColumn_LastModified = 2,

		eColumn_Last         = eColumn_LastModified,
		eColumn_Count        = eColumn_Last + 1,
	};

	enum Constants
	{
		eMinimumColumnWidth  = 40
	};

// Constructors
public:
	CSaveModifiedItemsDialog(ITabbedMDIChildModifiedList* list = NULL, bool canCancel = true);
	virtual ~CSaveModifiedItemsDialog();

// Public Methods (Call before DoModal)
public:
	bool HideColumn(ColumnIndex column);

// Message Handling
public:
	//enum { IDD = IDD_SAVEMODIFIEDFILES };

	BEGIN_MSG_MAP(CSaveModifiedItemsDialog)
		MESSAGE_HANDLER(WM_INITDIALOG, OnInitDialog)
		MESSAGE_HANDLER(WM_DESTROY, OnDestroy)

		COMMAND_ID_HANDLER(IDYES, OnYes)
		COMMAND_ID_HANDLER(IDNO, OnEndDialog)
		COMMAND_ID_HANDLER(IDCANCEL, OnEndDialog)

		NOTIFY_CODE_HANDLER(LVN_INSERTITEM, OnListViewInsertItem)
		NOTIFY_CODE_HANDLER(LVN_DELETEITEM, OnListViewDeleteItem)
		NOTIFY_CODE_HANDLER(LVN_KEYDOWN, OnListViewKeyDownToToggleCheck)
		NOTIFY_CODE_HANDLER(NM_CLICK, OnListViewClickToToggleCheck)
		NOTIFY_CODE_HANDLER(NM_DBLCLK, OnListViewClickToToggleCheck)

		CHAIN_MSG_MAP(resizeClass)
	ALT_MSG_MAP(1)
		// List View Control Messages
		MESSAGE_HANDLER(WM_ERASEBKGND, OnListViewEraseBackground)
		MESSAGE_HANDLER(WM_PAINT, OnListViewPaint)
		MESSAGE_HANDLER(WM_PRINTCLIENT, OnListViewPaint)

		NOTIFY_CODE_HANDLER(HDN_BEGINTRACKA, OnHeaderBeginTrack)
		NOTIFY_CODE_HANDLER(HDN_BEGINTRACKW, OnHeaderBeginTrack)
		NOTIFY_CODE_HANDLER(HDN_TRACKA, OnHeaderTrack)
		NOTIFY_CODE_HANDLER(HDN_TRACKW, OnHeaderTrack)
		NOTIFY_CODE_HANDLER(HDN_ENDTRACKA, OnHeaderEndTrack)
		NOTIFY_CODE_HANDLER(HDN_ENDTRACKW, OnHeaderEndTrack)
		NOTIFY_CODE_HANDLER(HDN_ITEMCHANGINGA, OnHeaderItemChanging)
		NOTIFY_CODE_HANDLER(HDN_ITEMCHANGINGW, OnHeaderItemChanging)
		NOTIFY_CODE_HANDLER(HDN_DIVIDERDBLCLICKA, OnHeaderDividerDoubleClick)
		NOTIFY_CODE_HANDLER(HDN_DIVIDERDBLCLICKW, OnHeaderDividerDoubleClick)
	END_MSG_MAP()

	BEGIN_DLGRESIZE_MAP(CSaveModifiedItemsDialog)
		DLGRESIZE_CONTROL(_IDC_LIST, (DLSZ_SIZE_X | DLSZ_SIZE_Y))

		DLGRESIZE_CONTROL(IDYES, (DLSZ_MOVE_X | DLSZ_MOVE_Y))
		DLGRESIZE_CONTROL(IDNO, (DLSZ_MOVE_X | DLSZ_MOVE_Y))
		DLGRESIZE_CONTROL(IDCANCEL, (DLSZ_MOVE_X | DLSZ_MOVE_Y))
	END_DLGRESIZE_MAP()

// Handler prototypes (uncomment arguments if needed):
//	LRESULT MessageHandler(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
//	LRESULT CommandHandler(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/)
//	LRESULT NotifyHandler(int /*idCtrl*/, LPNMHDR /*pnmh*/, BOOL& /*bHandled*/)

	LRESULT OnInitDialog(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
	LRESULT OnDestroy(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

	LRESULT OnYes(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled);
	LRESULT OnEndDialog(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled);

	LRESULT OnListViewInsertItem(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
	LRESULT OnListViewDeleteItem(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
	LRESULT OnListViewKeyDownToToggleCheck(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
	LRESULT OnListViewClickToToggleCheck(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);

	LRESULT OnListViewEraseBackground(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
	LRESULT OnListViewPaint(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

	LRESULT OnHeaderBeginTrack(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
	LRESULT OnHeaderTrack(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
	LRESULT OnHeaderEndTrack(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
	LRESULT OnHeaderItemChanging(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);
	LRESULT OnHeaderDividerDoubleClick(int idCtrl, LPNMHDR pnmh, BOOL& bHandled);

// CDialogResize overrides
public:
	void DlgResize_UpdateLayout(int cxWidth, int cyHeight);

protected:
	bool ConstructDialogResource(void);
	bool InitializeControls(void);
	bool InitializeValues(void);
	bool InitializeColumns(void);
	int AutoHideUnusedColumns(void);
	bool FindUsedColumns(ITabbedMDIChildModifiedList* list, int columnUseCount[eColumn_Count]);
	bool AddItems(ITabbedMDIChildModifiedList* list, int indent);
	CString FormatLastModifiedDateString(DATE lastModifiedUTC);
	IUnknown* GetIUnknownForItem(int index);
	int FindItemIndex(ITabbedMDIChildModifiedItem* item);
	int FindParentIndex(int item);
	void ToggleCheckState(int item);
	void SetTristateCheckState(int item, CheckState checkState);
	CheckState GetTristateCheckState(int item);
	void UpdateParentCheckState(int item, CheckState checkState);
	void CreateDefaultImages(void);
	void CreateDefaultStateImages(void);
	int AddCheckStateImage(HDC dcScreen, int cx, int cy, enum CheckState checkState);

// Members
protected:
	CComPtr<ITabbedMDIChildModifiedList> m_modifiedList;
	bool m_canCancel;
	bool m_haveAtLeastOneModifiedDate;

	CContainedWindowT<WTL::CListViewCtrl> m_list;
	WTL::CHeaderCtrl m_header;
	WTL::CImageList m_images;
	WTL::CImageList m_stateImages;
	HICON m_dialogIcon;

	int m_imageUnchecked;
	int m_imageChecked;
	int m_imageIndeterminate;

	int m_trackColumnWidth;
	int m_trackColumnIndex;
	ColumnIndex m_lastVisibleColumn;

	bool m_showColumn[eColumn_Count];

};

#endif // WTL_TABBED_MDI_SAVE_IMPLEMENTATION

#endif // __TabbedMDISave_h__