testundoview.h

实现撤销和恢复功能得远吗

// TestUndoView.h : interface of the CTestUndoView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_TESTUNDOVIEW_H__E09BEBB7_10C9_4D36_82B9_9EF55BE58629__INCLUDED_)
#define AFX_TESTUNDOVIEW_H__E09BEBB7_10C9_4D36_82B9_9EF55BE58629__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000


class CTestUndoView : public CView
{
protected: // create from serialization only
	CTestUndoView();
	DECLARE_DYNCREATE(CTestUndoView)

// Attributes
public:
	CTestUndoDoc* GetDocument();

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CTestUndoView)
	public:
	virtual void OnDraw(CDC* pDC);  // overridden to draw this view
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	protected:
	virtual BOOL OnPreparePrinting(CPrintInfo* pInfo);
	virtual void OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo);
	virtual void OnEndPrinting(CDC* pDC, CPrintInfo* pInfo);
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~CTestUndoView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CTestUndoView)
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnEditUndo();
	afx_msg void OnRButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnEditRedo();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

#ifndef _DEBUG  // debug version in TestUndoView.cpp
inline CTestUndoDoc* CTestUndoView::GetDocument()
   { return (CTestUndoDoc*)m_pDocument; }
#endif

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

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

#endif // !defined(AFX_TESTUNDOVIEW_H__E09BEBB7_10C9_4D36_82B9_9EF55BE58629__INCLUDED_)