xhtmltree.h

读取XML信息

					m_nNoDropCursor = nNoDropCursor; 
					m_nDropCopyCursor = nDropCopyCursor; 
					m_nDropMoveCursor = nDropMoveCursor; 
					return *this; 
				}
	CXHtmlTree&	SetHasCheckBoxes(BOOL bHasCheckBoxes) 
				{ m_bCheckBoxes = bHasCheckBoxes; return *this; }
	CXHtmlTree&	SetHtml(BOOL bFlag) 
				{ m_bHtml = bFlag; return *this; }
	CXHtmlTree&	SetImages(BOOL bFlag) 
				{ m_bImages = bFlag; return *this; }
	COLORREF	SetInsertMarkColor(COLORREF rgb);
	BOOL		SetItemBold(HTREEITEM hItem, BOOL bBold);
	CXHtmlTree&	SetItemNote(HTREEITEM hItem, LPCTSTR lpszNote, int nTipWidth = 0);
	BOOL		SetItemText(HTREEITEM hItem, LPCTSTR lpszItem);
	COLORREF	SetItemTextBkColor(HTREEITEM hItem, COLORREF rgb);
	COLORREF	SetItemTextColor(HTREEITEM hItem, COLORREF rgb);
	CXHtmlTree&	SetItemStateChildren(HTREEITEM hItem, BOOL fCheck);
	CXHtmlTree&	SetLogfont(LOGFONT * pLogFont);
	CXHtmlTree&	SetReadOnly(BOOL bReadOnly)
				{ m_bReadOnly = bReadOnly; return *this; }
	CXHtmlTree&	SetSelectFollowsCheck(BOOL bFlag) 
				{ m_bSelectFollowsCheck = bFlag; return *this; }
	CXHtmlTree&	SetSeparatorColor(COLORREF rgb);		//+++1.6
	CXHtmlTree&	SetSmartCheckBox(BOOL bFlag) 
				{ m_bSmartCheck = bFlag; return *this; }
	CXHtmlTree&	SetStripHtml(BOOL bFlag) 
				{ m_bStripHtml = bFlag; return *this; }
	COLORREF	SetTextColor(COLORREF rgb);
#ifdef XHTMLTOOLTIPS
	CPPToolTip * SetToolTips(CPPToolTip * pWndTip) 
				{ CPPToolTip * old = m_pToolTip; m_pToolTip = pWndTip; return old; }
#else
	CToolTipCtrl * SetToolTips(CToolTipCtrl * pWndTip) 
				{ CToolTipCtrl * old = m_pToolTip; m_pToolTip = pWndTip; return old; }
#endif // XHTMLTOOLTIPS
	CXHtmlTree&	SetUseLogfont(BOOL bFlag) 
				{ m_bLogFont = bFlag; return *this; }

//=============================================================================
// Operations
//=============================================================================
public:
	void		CheckAll(BOOL bCheck);
	void		CollapseBranch(HTREEITEM hItem);
	BOOL		CreateCheckboxImages();
	void		CreateToolTipsForTree();
	BOOL		DeleteItem(HTREEITEM hItem);
	BOOL		EnableBranch(HTREEITEM hItem, BOOL bEnabled);
	BOOL		EnableItem(HTREEITEM hItem, BOOL bEnabled);
	BOOL		EnableWindow(BOOL bEnable = TRUE);
	BOOL		Expand(HTREEITEM hItem, UINT nCode);
	void		ExpandBranch(HTREEITEM hItem);
	void		ExpandAll();
	void		CollapseAll();
	BOOL		DeleteAllItems();
	virtual HTREEITEM FindItem(CString &sSearch, 
							   BOOL bCaseSensitive = FALSE, 
							   BOOL bDownDir = TRUE,
							   BOOL bWholeWord = FALSE, 
							   BOOL bWrap = TRUE,
							   HTREEITEM hItem = NULL);
	int			IncrementChildren(HTREEITEM hItem, int n = 1);
	int			IncrementSeparators(HTREEITEM hItem, int n = 1);
	CXHtmlTree&	Initialize(BOOL bCheckBoxes = FALSE, BOOL bToolTip = FALSE);
	HTREEITEM	InsertItem(LPTVINSERTSTRUCT lpInsertStruct, XHTMLTREEDATA * pData = NULL);
	HTREEITEM	InsertItem(UINT nMask, LPCTSTR lpszItem, int nImage, 
					int nSelectedImage, UINT nState, UINT nStateMask, 
					LPARAM lParam, HTREEITEM hParent, HTREEITEM hInsertAfter);
	HTREEITEM	InsertItem(LPCTSTR lpszItem, HTREEITEM hParent = TVI_ROOT, 
					HTREEITEM hInsertAfter = TVI_LAST );
	HTREEITEM	InsertItem(LPCTSTR lpszItem, int nImage, int nSelectedImage, 
					HTREEITEM hParent = TVI_ROOT, 
					HTREEITEM hInsertAfter = TVI_LAST);
	HTREEITEM	InsertSeparator(HTREEITEM hItem);
	void		RedrawItem(HTREEITEM hItem);
	BOOL		SelectItem(HTREEITEM hItem);
	HCURSOR		SetCursor(HCURSOR hCursor);

//=============================================================================
// XML functions
//=============================================================================
#ifdef XHTMLXML

public:
	enum ConvertAction
	{
		NoConvertAction = 0, ConvertToUnicode, ConvertToAnsi
	};

	BOOL		ConvertBuffer(const BYTE * inbuf, 
							  DWORD inlen,				// in bytes
							  BYTE ** outbuf,
							  DWORD& outlen,			// in bytes
							  ConvertAction eConvertAction = NoConvertAction);
	CString		GetXmlText(HTREEITEM hItem, LPCTSTR lpszElem);
	BOOL		LoadXmlFromBuffer(const BYTE * pBuf, DWORD len, ConvertAction eConvertAction);
	BOOL		LoadXmlFromFile(LPCTSTR lpszFile, ConvertAction eConvertAction);
	BOOL		LoadXmlFromResource(HINSTANCE hInstance, LPCTSTR lpszResId, 
					LPCTSTR lpszResType, ConvertAction eConvertAction);
	BOOL		SaveXml(HTREEITEM hItem, LPCTSTR lpszFileName, BOOL bSaveAsUTF16);

protected:
	HTREEITEM	InsertXmlItem(CXmlElement *pElement, HTREEITEM hParent);
	BOOL		LoadXml(CXmlDocument& xml, CXmlElement *pElement, 
					HTREEITEM hParent, int& nCount);

#endif // XHTMLXML

//=============================================================================
// Overrides
//=============================================================================
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CXHtmlTree)
public:
	virtual BOOL PreTranslateMessage(MSG* pMsg);

protected:
	virtual void PreSubclassWindow();
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam);
	virtual BOOL OnCommand(WPARAM wParam, LPARAM lParam);
	//}}AFX_VIRTUAL

//=============================================================================
// Implementation
//=============================================================================
protected:
	CMap< HTREEITEM, HTREEITEM, XHTMLTREEDATA *, XHTMLTREEDATA *& > m_DataMap;
											// maps HTREEITEM ==> XHTMLTREEDATA
	BOOL			m_bReadOnly;			// TRUE = tree is read-only 
											// (checkboxes disabled)
	BOOL			m_bSmartCheck;			// TRUE = Smart Checkboxes enabled
	BOOL			m_bCheckBoxes;			// TRUE = checkboxes enabled
	BOOL			m_bSelectFollowsCheck;	// TRUE = item will be selected, 
											// after user clicks on checkbox
	BOOL			m_bHtml;
	BOOL			m_bStripHtml;
	BOOL			m_bLogFont;
	BOOL			m_bToolTip;
	BOOL			m_bImages;				// TRUE = allow images
	BOOL			m_bDestroyingTree;
	BOOL			m_bFirstTime;
	BOOL			m_bDragging;
	BOOL			m_bAutoScroll;			// TRUE = tree will automatically 
											// scroll when dragging
	HTREEITEM		m_hAnchorItem;
	HTREEITEM		m_hHotItem;
	HTREEITEM		m_hPreviousItem;
	HTREEITEM		m_hItemButtonDown;
	HTREEITEM		m_hPreviousDropItem;
	DWORD			m_dwDropHoverTime;		// number of ticks over a drop item
	int				m_nPadding;				// horizontal padding in pixels
	int				m_nImageHeight;
	int				m_nToolCount;			// no. of items added to tooltip 
											// control
	int				m_nDefaultTipWidth;
	int				m_nXmlCount;			// count of items loaded from XML 
											// file
	int				m_nDeleted;
	int				m_nDeletedChecked;
	CImageList		m_StateImage;
	LOGFONT			m_lf;
	int				m_nHorzPos;				// initial horz scroll position - saved
											// before in-place edit begins
	UINT			m_nScrollTime;			// used for scrolling while dragging
	DWORD			m_dwDragOps;			// drag features
	UINT			m_nNoDropCursor;		// resource ID for no-drop cursor
	UINT			m_nDropCopyCursor;		// resource ID for drop (copy) cursor
	UINT			m_nDropMoveCursor;		// resource ID for drop (move) cursor
	HCURSOR			m_hNoDropCursor;		// no-drop cursor handle
	HCURSOR			m_hDropCopyCursor;		// drop (copy) cursor handle
	HCURSOR			m_hDropMoveCursor;		// drop (move) cursor handle
	HCURSOR			m_hPreviousCursor;
	HCURSOR			m_hCurrentCursor;

#ifdef XHTMLTOOLTIPS
	CPPToolTip *	m_pToolTip;
#else
	CToolTipCtrl *	m_pToolTip;
#endif // XHTMLTOOLTIPS

	COLORREF		m_crCustomWindow;
	COLORREF		m_crCustomWindowText;
	COLORREF		m_crWindow;
	COLORREF		m_crWindowText;
	COLORREF		m_crAnchorText;
	COLORREF		m_crGrayText;
	COLORREF		m_crHighlight;
	COLORREF		m_crHighlightText;
	COLORREF		m_crInsertMark;
	COLORREF		m_crSeparator;

	void		AdjustEditRect();
	void		AutoScroll(HTREEITEM hItem);
	void		DeleteBranch(HTREEITEM hItem);

	void		DeleteMap();
	int			DrawItemText(CDC *pDC, HTREEITEM hItem, LPCTSTR lpszText, 
					COLORREF crText, COLORREF crTextBackground, 
					COLORREF crBackground, CRect& rect);
#ifdef XHTMLHTML
	int			DrawItemTextHtml(CDC *pDC, HTREEITEM hItem, LPCTSTR lpszText, 
					COLORREF crText, COLORREF crTextBackground, 
					COLORREF crBackground, COLORREF crAnchorText,
					CRect& rect);
#endif // XHTMLHTML
	int			DrawSeparator(CDC *pDC, HTREEITEM hItem,
					COLORREF crText, COLORREF crBackground, CRect& rect);
	void		EndDragScroll();
	int			GetNormalImageWidth(HTREEITEM hItem);
	BOOL		IsBadRect(CRect& r)
				{ return (r.IsRectEmpty() || (r.Height() <= 0) || (r.Width() <= 0)); }
	virtual BOOL IsFindValid(HTREEITEM);
	BOOL		IsLeftButtonUp();
	BOOL		IsOverAnchor(HTREEITEM hItem, CPoint point, CRect *pRect = NULL);
	BOOL		PreDisplayToolTip(BOOL bAlwaysRemoveHtml, CString& strToolTip);
	LRESULT		SendRegisteredMessage(UINT nMessage, HTREEITEM hItem, LPARAM lParam = 0);
	int			SetCheckParent(HTREEITEM hItem, int nCount);
	void		SetColors();
	void		SetHotItem(HTREEITEM hItem, UINT nFlags);

#ifdef XHTMLDRAGDROP
	HCURSOR		GetDragCursor();
	BOOL		IsCtrlDown();
	BOOL		IsDragCopy();
	HTREEITEM	MoveBranch(HTREEITEM hBranch, 
						   HTREEITEM hNewParent, 
						   HTREEITEM hAfter = TVI_LAST);
	HTREEITEM	MoveItem(HTREEITEM hItem, 
						 HTREEITEM hNewParent, 
						 HTREEITEM hAfter = TVI_LAST);
	void		SetDragCursor();
	BOOL		StartMoveBranch(HTREEITEM hItem, 
								HTREEITEM hNewParent, 
								HTREEITEM hAfter = TVI_LAST);
#endif // XHTMLDRAGDROP


//=============================================================================
// Generated message map functions
//=============================================================================
protected:
	//{{AFX_MSG(CXHtmlTree)
	afx_msg BOOL OnBeginlabeledit(NMHDR* pNMHDR, LRESULT* pResult);
	afx_msg BOOL OnClick(NMHDR* pNMHDR, LRESULT* pResult);
	afx_msg void OnCustomDraw(NMHDR* pNMHDR, LRESULT* pResult);
	afx_msg BOOL OnDblclk(NMHDR* pNMHDR, LRESULT* pResult);
	afx_msg void OnDestroy();
	afx_msg BOOL OnEndlabeledit(NMHDR* pNMHDR, LRESULT* pResult);
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	afx_msg void OnRButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg void OnSysColorChange();
	afx_msg void OnTimer(UINT nIDEvent);
	//}}AFX_MSG

#ifdef XHTMLDRAGDROP
	afx_msg void OnBegindrag(NMHDR* pNMHDR, LRESULT* pResult);
#endif // XHTMLDRAGDROP

#ifdef XHTMLTOOLTIPS
	afx_msg void OnDisplayTooltip(NMHDR * pNMHDR, LRESULT * result);
#else
	virtual afx_msg BOOL OnToolTipText(UINT id, NMHDR * pNMHDR, LRESULT * pResult);
#endif // XHTMLTOOLTIPS

	afx_msg BOOL OnSelchanged(NMHDR * pNMHDR, LRESULT * pResult);
	afx_msg BOOL OnSelchanging(NMHDR * pNMHDR, LRESULT * pResult);

	DECLARE_MESSAGE_MAP()
};

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

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif //XHTMLTREE_H