www.pudn.com > TreePropSheetEx.rar > ThemeLibEx.cpp

// ThemeLibEx.cpp: implementation of the CThemeLibEx class. 
// 
///////////////////////////////////////////////////////////////////////////// 
// 
// Copyright (C) 2004 by Yves Tkaczyk 
// (http://www.tkaczyk.net - yves@tkaczyk.net) 
// 
// The contents of this file are subject to the Artistic License (the "License"). 
// You may not use this file except in compliance with the License.  
// You may obtain a copy of the License at: 
// http://www.opensource.org/licenses/artistic-license.html 
// 
// Documentation: http://www.codeproject.com/property/treepropsheetex.asp 
// CVS tree:      http://sourceforge.net/projects/treepropsheetex 
// 
//  /******************************************************************** 
//  * 
//  * Copyright (c) 2002 Sven Wiegand  
//  * 
//  * You can use this and modify this in any way you want, 
//  * BUT LEAVE THIS HEADER INTACT. 
//  * 
//  * Redistribution is appreciated. 
//  * 
//  * $Workfile:$ 
//  * $Revision: 1.4 $ 
//  * $Modtime:$ 
//  * $Author: ytkaczyk $ 
//  * 
//  * Revision History: 
//  *	$History:$ 
//  * 
//  *********************************************************************/ 
// 
///////////////////////////////////////////////////////////////////////////// 
 
#include "stdafx.h" 
#include "ThemeLibEx.h" 
 
#ifdef _DEBUG 
#undef THIS_FILE 
static char THIS_FILE[]=__FILE__; 
#define new DEBUG_NEW 
#endif 
 
namespace TreePropSheet 
{ 
 
#ifdef XPSUPPORT 
	#define THEMECALL(f)						return (*m_p##f) 
	#define GETTHEMECALL(f)					m_p##f = (_##f)GetProcAddress(m_hThemeLib, #f) 
#else 
	void ThemeDummyEx(...) {ASSERT(FALSE);} 
	#define THEMECALL(f)						return 0; ThemeDummyEx 
	#define GETTHEMECALL(f)					m_p##f = NULL 
#endif 
 
////////////////////////////////////////////////////////////////////// 
// Construction/Destruction 
////////////////////////////////////////////////////////////////////// 
 
CThemeLibEx::CThemeLibEx() 
:	m_hThemeLib(NULL) 
{ 
#ifdef XPSUPPORT 
	m_hThemeLib = LoadLibrary(_T("uxtheme.dll")); 
	if (!m_hThemeLib) 
		return; 
 
	GETTHEMECALL(IsAppThemed); 
	GETTHEMECALL(IsThemeActive); 
	GETTHEMECALL(OpenThemeData); 
	GETTHEMECALL(CloseThemeData); 
	GETTHEMECALL(GetThemeBackgroundContentRect); 
	GETTHEMECALL(DrawThemeBackground); 
	GETTHEMECALL(GetThemeColor); 
#endif 
} 
 
CThemeLibEx::~CThemeLibEx() 
{ 
	if (m_hThemeLib) 
		FreeLibrary(m_hThemeLib); 
} 
 
////////////////////////////////////////////////////////////////////// 
// Construction/Destruction 
////////////////////////////////////////////////////////////////////// 
 
BOOL CThemeLibEx::IsAvailable() const 
{ 
	return m_hThemeLib!=NULL; 
} 
 
BOOL CThemeLibEx::IsAppThemed() const 
{ 
  THEMECALL(IsAppThemed)(); 
} 
 
BOOL CThemeLibEx::IsThemeActive()  const 
{ 
  THEMECALL(IsThemeActive)(); 
} 
 
HTHEME CThemeLibEx::OpenThemeData(HWND hwnd, LPCWSTR pszClassList)  const 
{ 
  THEMECALL(OpenThemeData)(hwnd, pszClassList); 
} 
 
HRESULT CThemeLibEx::CloseThemeData(HTHEME hTheme)  const 
{ 
  THEMECALL(CloseThemeData)(hTheme); 
} 
 
HRESULT CThemeLibEx::GetThemeBackgroundContentRect(HTHEME hTheme, OPTIONAL HDC hdc, int iPartId, int iStateId,  const RECT *pBoundingRect, OUT RECT *pContentRect) const 
{ 
  THEMECALL(GetThemeBackgroundContentRect)(hTheme, hdc, iPartId, iStateId, pBoundingRect, pContentRect); 
} 
 
HRESULT CThemeLibEx::DrawThemeBackground(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, const RECT *pRect, OPTIONAL const RECT *pClipRect) const 
{ 
  THEMECALL(DrawThemeBackground)(hTheme, hdc, iPartId, iStateId, pRect, pClipRect); 
} 
 
HRESULT CThemeLibEx::GetThemeColor(HTHEME hTheme, int iPartId, int iStateId, int iPropId, COLORREF *pColor) const 
{ 
  THEMECALL(GetThemeColor)(hTheme, iPartId, iStateId, iPropId, pColor); 
} 
 
};