scribitm.h

学习COM组件编程的入门示例源代码。与《COM原理与应用》一书配套。

// ScribItm.h : interface of the CScribbleItem class
//
// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1998 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.

class CScribbleItem : public COleServerItem
{
	DECLARE_DYNAMIC(CScribbleItem)

// Constructors
public:
	CScribbleItem(CScribbleDoc* pContainerDoc);

// Attributes
	CScribbleDoc* GetDocument() const
		{ return (CScribbleDoc*)COleServerItem::GetDocument(); }

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CScribbleItem)
	public:
	virtual BOOL OnDraw(CDC* pDC, CSize& rSize);
	virtual BOOL OnGetExtent(DVASPECT dwDrawAspect, CSize& rSize);
	//}}AFX_VIRTUAL

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

protected:
	virtual void Serialize(CArchive& ar);   // overridden for document i/o
};

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