CFaderWnd.h

/*----------------------------------------------------------------------------*/
/*            CFaderWnd header                                                */
/*----------------------------------------------------------------------------*/
//
// File:   FaderWnd.h
// Author:  Phil J. Pearson
// Created: 20 June 2000  14:26
// Last Mod: 20 June 2000  14:47
//
/*----------------------------------------------------------------------------
/*
/* Copyright (C) 2000 by Real World Software
/* All Rights Reserved.
/*
/*----------------------------------------------------------------------------*/

#pragma once

#ifndef WS_EX_LAYERED
/////////////////////////////////////////////////////////////////////////////
// Definitions copied from WinUser.h
// They're normally available if you do:
// #define _WIN32_WINNT 0x0500
//   but we don't need all that stuff for this class
//
#define WS_EX_LAYERED           0x00080000
#define ULW_ALPHA               0x00000002
#endif // ndef WS_EX_LAYERED

typedef BOOL (WINAPI *lpfnUpdateLayeredWindow)(HWND hWnd, HDC hdcDst, POINT *pptDst, SIZE *psize, HDC hdcSrc,
                        POINT *pptSrc, COLORREF crKey, BLENDFUNCTION *pblend, DWORD dwFlags);

/////////////////////////////////////////////////////////////////////////////
// CFaderWnd window

class CFaderWnd : public CWnd
{
// Construction
public:
 CFaderWnd(CWnd *pWndToFade, UINT nFadeTime = 2000, BYTE byAlpha = 255);

// Attributes
public:

// Operations
public:

// Overrides
 // ClassWizard generated virtual function overrides
 //{{AFX_VIRTUAL(CFaderWnd)
 protected:
 virtual void PostNcDestroy() { delete this; }
 //}}AFX_VIRTUAL

// Implementation
private:
 virtual ~CFaderWnd();

 // Generated message map functions
protected:
 //{{AFX_MSG(CFaderWnd)
 afx_msg void OnTimer(UINT nIDEvent);
 afx_msg void OnSetFocus(CWnd* pOldWnd);
 //}}AFX_MSG
 DECLARE_MESSAGE_MAP()

 lpfnUpdateLayeredWindow m_pUpdateLayeredWindow;

 BLENDFUNCTION m_Blend;
 CWnd    *m_pWndToFade;
};

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

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