www.pudn.com > Switcher_demo.zip > SwitcherButton.h

#if !defined(AFX_SWITCHERBUTTON_H__91B9D502_D8DB_11D2_9FDF_D79776C64A53__INCLUDED_) 
#define AFX_SWITCHERBUTTON_H__91B9D502_D8DB_11D2_9FDF_D79776C64A53__INCLUDED_ 
 
#if _MSC_VER > 1000 
#pragma once 
#endif // _MSC_VER > 1000 
 
// SwitcherButton.h 
// 
// Programmed by: JIMMY BRUSH (Kathy007@email.msn.com) 
//  
// Legal: 
// 
// THIS CODE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. 
// You may use and distribute this code provided that you do not 
// remove this title header and that you do not charge money for 
// it. If you want to update the code, feel free to do so, as long 
// as you *mark your changes* in code AND in the revision log below 
// (and send it to me ;) 
 
#define SWITCHBUTTON_UP 0 
#define SWITCHBUTTON_DOWN 1 
#define SWITCHBUTTON_SELECTED 2 
 
///////////////////////////////////////////////////////////////////////////// 
// CSwitcherButton window 
 
class CSwitcherButton : public CWnd 
{ 
// Construction 
public: 
	CSwitcherButton(); 
 
// Attributes 
public: 
 
// Operations 
public: 
 
// Overrides 
	// ClassWizard generated virtual function overrides 
	//{{AFX_VIRTUAL(CSwitcherButton) 
	//}}AFX_VIRTUAL 
 
// Implementation 
public: 
	CFont m_fNormal; 
	CFont m_fBold; 
	void Unselect(); 
	void Select(); 
	CWnd* m_wndParent; 
	int m_iID; 
	void Refresh(); 
	void ReplaceIcon(HICON icon); 
	void SetText(CString text); 
	HICON m_iIcon; 
	BOOL DoCreate(CWnd* parent, int x, int y, int cx, int cy, CString text = ""); 
	bool HasCapture; 
	UINT m_nState; 
	virtual ~CSwitcherButton(); 
 
	// Generated message map functions 
protected: 
	//{{AFX_MSG(CSwitcherButton) 
	afx_msg void OnPaint(); 
	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() 
}; 
 
///////////////////////////////////////////////////////////////////////////// 
 
//{{AFX_INSERT_LOCATION}} 
// Microsoft Visual C++ will insert additional declarations immediately before the previous line. 
 
#endif // !defined(AFX_SWITCHERBUTTON_H__91B9D502_D8DB_11D2_9FDF_D79776C64A53__INCLUDED_) 
 
#ifndef _MEMDC_H_ 
#define _MEMDC_H_ 
 
////////////////////////////////////////////////// 
// CMemDC - memory DC 
// 
// Author: Keith Rule 
// Email:  keithr@europa.com 
// Copyright 1996-1997, Keith Rule 
// 
// You may freely use or modify this code provided this 
// Copyright is included in all derived versions. 
// 
// This class implements a memory Device Context 
 
class CMemDC : public CDC { 
private: 
	CBitmap*	m_bitmap; 
	CBitmap*	m_oldBitmap; 
	CDC*		m_pDC; 
	CRect		m_rcBounds; 
public: 
	CMemDC(CDC* pDC, const CRect& rcBounds) : CDC() 
	{ 
		CreateCompatibleDC(pDC); 
		m_bitmap = new CBitmap; 
		m_bitmap->CreateCompatibleBitmap(pDC, rcBounds.Width(), rcBounds.Height()); 
		m_oldBitmap = SelectObject(m_bitmap); 
		m_pDC = pDC; 
		m_rcBounds = rcBounds; 
	} 
	~CMemDC()  
	{ 
		m_pDC->BitBlt(m_rcBounds.left, m_rcBounds.top, m_rcBounds.Width(), m_rcBounds.Height(),  
					this, m_rcBounds.left, m_rcBounds.top, SRCCOPY); 
		SelectObject(m_oldBitmap); 
		if (m_bitmap != NULL) delete m_bitmap; 
	} 
	CMemDC* operator->() { 
		return this; 
	} 
}; 
 
#endif