www.pudn.com > ButtonDemo.rar > ThemeHelper.h

// 
//	Class:		CThemeHelper 
// 
//	Compiler:	Visual C++ 
//	Tested on:	Visual C++ 6.0 
// 
//	Version:	See GetVersionC() or GetVersionI() 
// 
//	Created:	09/January/2002 
//	Updated:	13/January/2002 
// 
//	Author:		Davide Calabro'		davide_calabro@yahoo.com 
//									http://www.softechsoftware.it 
// 
//	Note:		Based on the CVisualStylesXP code  
//				published by David Yuheng Zhao (yuheng_zhao@yahoo.com) 
// 
//	Disclaimer 
//	---------- 
//	THIS SOFTWARE AND THE ACCOMPANYING FILES ARE DISTRIBUTED "AS IS" AND WITHOUT 
//	ANY WARRANTIES WHETHER EXPRESSED OR IMPLIED. NO REPONSIBILITIES FOR POSSIBLE 
//	DAMAGES OR EVEN FUNCTIONALITY CAN BE TAKEN. THE USER MUST ASSUME THE ENTIRE 
//	RISK OF USING THIS SOFTWARE. 
// 
//	Terms of use 
//	------------ 
//	THIS SOFTWARE IS FREE FOR PERSONAL USE OR FREEWARE APPLICATIONS. 
//	IF YOU USE THIS SOFTWARE IN COMMERCIAL OR SHAREWARE APPLICATIONS YOU 
//	ARE GENTLY ASKED TO DONATE 1$ (ONE U.S. DOLLAR) TO THE AUTHOR: 
// 
//		Davide Calabro' 
//		P.O. Box 65 
//		21019 Somma Lombardo (VA) 
//		Italy 
// 
#ifndef _THEMEHELPER_H_ 
#define _THEMEHELPER_H_ 
 
#if _MSC_VER > 1000 
#pragma once 
#endif // _MSC_VER > 1000 
 
#ifndef	HTHEME 
#define	HTHEME	HANDLE 
#endif 
 
class CThemeHelper   
{ 
public: 
	CThemeHelper(); 
	virtual ~CThemeHelper(); 
 
	HTHEME OpenThemeData(HWND hwnd, LPCWSTR pszClassList); 
	HRESULT CloseThemeData(HTHEME hTheme); 
	HRESULT DrawThemeBackground(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, const RECT* pRect, const RECT* pClipRect); 
	HRESULT DrawThemeText(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, LPCWSTR pszText, int iCharCount, DWORD dwTextFlags, DWORD dwTextFlags2, const RECT* pRect); 
	BOOL IsThemeActive(); 
	BOOL IsAppThemed(); 
 
	static short GetVersionI()		{return 10;} 
	static LPCTSTR GetVersionC()	{return (LPCTSTR)_T("1.0");} 
 
private: 
	LPVOID GetProc(LPCSTR szProc, LPVOID pfnFail); 
 
	typedef HTHEME(__stdcall *PFNOPENTHEMEDATA)(HWND hwnd, LPCWSTR pszClassList); 
	static HTHEME __stdcall OpenThemeDataFail(HWND, LPCWSTR)	{return NULL;} 
 
	typedef HRESULT(__stdcall *PFNCLOSETHEMEDATA)(HTHEME hTheme); 
	static HRESULT __stdcall CloseThemeDataFail(HTHEME)	{return E_FAIL;} 
 
	typedef HRESULT(__stdcall *PFNDRAWTHEMEBACKGROUND)(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, const RECT* pRect,  const RECT* pClipRect); 
	static HRESULT __stdcall DrawThemeBackgroundFail(HTHEME, HDC, int, int, const RECT*, const RECT*)	{return E_FAIL;} 
 
	typedef HRESULT (__stdcall *PFNDRAWTHEMETEXT)(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, LPCWSTR pszText, int iCharCount, DWORD dwTextFlags, DWORD dwTextFlags2, const RECT* pRect); 
	static HRESULT __stdcall DrawThemeTextFail(HTHEME, HDC, int, int, LPCWSTR, int, DWORD, DWORD, const RECT*)	{return E_FAIL;} 
 
	typedef BOOL(__stdcall *PFNISAPPTHEMED)(); 
	static BOOL __stdcall IsAppThemedFail()	{return FALSE;} 
 
	typedef BOOL (__stdcall *PFNISTHEMEACTIVE)(); 
	static BOOL __stdcall IsThemeActiveFail()	{return FALSE;} 
 
	HMODULE		m_hDll; 
}; 
 
#endif