bmpbutton.h

C++的课程设计

#if !defined(AFX_BMPBUTTON_H__CA9A4CB0_6CA0_48D2_8BC0_1493C5CCDE8F__INCLUDED_)
#define AFX_BMPBUTTON_H__CA9A4CB0_6CA0_48D2_8BC0_1493C5CCDE8F__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// BMPButton.h : header file
//
#include "winuser.h"

//用于跟踪鼠标的状态
extern "C" WINUSERAPI BOOL WINAPI TrackMouseEvent(LPTRACKMOUSEEVENT lpEventTrack);
/////////////////////////////////////////////////////////////////////////////
// CBMPButton window
#define BS_TYPEMASK SS_TYPEMASK


class CBMPButton : public CButton
{
// Construction
public:
	CBMPButton();

// Attributes
public:
	BOOL	setBmpFile(CString& strFileName);
	BOOL	setBmpData(char* pData, int iDataLen);
	BOOL    OpenBmpFile(void);

	void    Display(void);
	void	setColor(COLORREF color);
	void	setOffset(int iLeftTop, int iRightBottom);
	CString getImagePath(void);
	void    getData(char* pBuffer, int& iDataLen);

	void    ClearBmp(void);

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CBMPButton)

	//}}AFX_VIRTUAL
	virtual void DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct);
	protected:
	virtual void PreSubclassWindow();
	

// Implementation
public:
	virtual ~CBMPButton();

	// Generated message map functions
protected:
	//{{AFX_MSG(CBMPButton)
		// NOTE - the ClassWizard will add and remove member functions here.
	//}}AFX_MSG
	afx_msg BOOL OnEraseBkgnd( CDC* pDC );
	afx_msg void OnPaint();
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	afx_msg void OnMouseOut();

	DECLARE_MESSAGE_MAP()
private:
	CString		m_strImagePath; 
	char*		m_pBuffer;
	int			m_iBufferLen;
	int			m_iWidth;
	int			m_iHeight;
	HBITMAP		m_hBitmap;
	UINT		m_nTypeStyle;		// Button style
	COLORREF	m_color;

	int			m_iLeftTopOffset;
	int			m_iRightBottomOffset;



	HBITMAP		BufferToHBITMAP();
	BOOL MouseOver();
	BOOL m_bOver;
	BOOL m_bFirst;


};

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

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

#endif // !defined(AFX_BMPBUTTON_H__CA9A4CB0_6CA0_48D2_8BC0_1493C5CCDE8F__INCLUDED_)