mydrawlineview.h

一个简单的vc++案例

// MyDrawLineView.h : interface of the CMyDrawLineView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_MYDRAWLINEVIEW_H__CE7EB24B_0E0D_4D1F_A613_D03EBF4967D5__INCLUDED_)
#define AFX_MYDRAWLINEVIEW_H__CE7EB24B_0E0D_4D1F_A613_D03EBF4967D5__INCLUDED_

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


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

// Attributes
public:
	CMyDrawLineDoc* GetDocument();

// Operations
public:
CPoint m_ptEnd;
CPoint m_ptStart;
// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CMyDrawLineView)
	public:
	virtual void OnDraw(CDC* pDC);  // overridden to draw this view
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	virtual void Serialize(CArchive& ar);
	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 ~CMyDrawLineView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CMyDrawLineView)
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

#ifndef _DEBUG  // debug version in MyDrawLineView.cpp
inline CMyDrawLineDoc* CMyDrawLineView::GetDocument()
   { return (CMyDrawLineDoc*)m_pDocument; }
#endif

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

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

#endif // !defined(AFX_MYDRAWLINEVIEW_H__CE7EB24B_0E0D_4D1F_A613_D03EBF4967D5__INCLUDED_)