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A Managed C++ Wrapper Around the Windows XP Theme API

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27 Aug 2003CPOL5 min read 308.6K   5.5K   72  
Using the XP Theme API safely on any OS from C#
 
//
// This class was borrowed from DAvid Y Zhao from his example on codeproject
// http://www.codeproject.com/w2k/xpvisualstyle.asp
//
// it has been modified slightly from the original - dpk
//

#ifndef _VISUALSTYLE_XP_H_
#define _VISUALSTYLE_XP_H_

#pragma once

#include <uxtheme.h>
#include <tmschema.h>

class CVisualStylesXP
{
public:
	CVisualStylesXP();
	~CVisualStylesXP();

private:
	HMODULE m_hThemeDll;

	void* GetProc(LPCSTR szProc, void* pfnFail);

	typedef HTHEME(__stdcall *PFNOPENTHEMEDATA)(HWND hwnd, LPCWSTR pszClassList);
	static HTHEME OpenThemeDataFail(HWND , LPCWSTR )
	{return NULL;}

	typedef HRESULT(__stdcall *PFNCLOSETHEMEDATA)(HTHEME hTheme);
	static HRESULT 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 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 DrawThemeTextFail(HTHEME, HDC, int, int, LPCWSTR, int, DWORD, DWORD, const RECT*)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEBACKGROUNDCONTENTRECT)(HTHEME hTheme,  HDC hdc, 
		int iPartId, int iStateId,  const RECT *pBoundingRect, 
		RECT *pContentRect);
	static HRESULT GetThemeBackgroundContentRectFail(HTHEME hTheme,  HDC hdc, 
		int iPartId, int iStateId,  const RECT *pBoundingRect, 
		RECT *pContentRect)
	{return E_FAIL;}
	typedef HRESULT (__stdcall *PFNGETTHEMEBACKGROUNDEXTENT)(HTHEME hTheme,  HDC hdc,
		int iPartId, int iStateId, const RECT *pContentRect, 
		RECT *pExtentRect);
	static HRESULT GetThemeBackgroundExtentFail(HTHEME hTheme,  HDC hdc,
		int iPartId, int iStateId, const RECT *pContentRect, 
		RECT *pExtentRect)
	{return E_FAIL;}

	typedef HRESULT(__stdcall *PFNGETTHEMEPARTSIZE)(HTHEME hTheme, HDC hdc, 
		int iPartId, int iStateId, RECT * pRect, enum THEMESIZE eSize,  SIZE *psz);
	static HRESULT GetThemePartSizeFail(HTHEME, HDC, int, int, RECT *, enum THEMESIZE, SIZE *)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMETEXTEXTENT)(HTHEME hTheme, HDC hdc, 
		int iPartId, int iStateId, LPCWSTR pszText, int iCharCount, 
		DWORD dwTextFlags,  const RECT *pBoundingRect, 
		RECT *pExtentRect);
	static HRESULT GetThemeTextExtentFail(HTHEME hTheme, HDC hdc, 
		int iPartId, int iStateId, LPCWSTR pszText, int iCharCount, 
		DWORD dwTextFlags,  const RECT *pBoundingRect, 
		RECT *pExtentRect)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMETEXTMETRICS)(HTHEME hTheme,  HDC hdc, 
		int iPartId, int iStateId,  TEXTMETRIC* ptm);
	static HRESULT GetThemeTextMetricsFail(HTHEME hTheme,  HDC hdc, 
		int iPartId, int iStateId,  TEXTMETRIC* ptm)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEBACKGROUNDREGION)(HTHEME hTheme,  HDC hdc,  
		int iPartId, int iStateId, const RECT *pRect,  HRGN *pRegion);
	static HRESULT GetThemeBackgroundRegionFail(HTHEME hTheme,  HDC hdc,  
		int iPartId, int iStateId, const RECT *pRect,  HRGN *pRegion)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNHITTESTTHEMEBACKGROUND)(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, DWORD dwOptions, const RECT *pRect,  HRGN hrgn, 
		POINT ptTest,  WORD *pwHitTestCode);
	static HRESULT HitTestThemeBackgroundFail(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, DWORD dwOptions, const RECT *pRect,  HRGN hrgn, 
		POINT ptTest,  WORD *pwHitTestCode)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNDRAWTHEMEEDGE)(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, 
		const RECT *pDestRect, UINT uEdge, UINT uFlags,   RECT *pContentRect);
	static HRESULT DrawThemeEdgeFail(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, 
		const RECT *pDestRect, UINT uEdge, UINT uFlags,   RECT *pContentRect)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNDRAWTHEMEICON)(HTHEME hTheme, HDC hdc, int iPartId, 
		int iStateId, const RECT *pRect, HIMAGELIST himl, int iImageIndex);
	static HRESULT DrawThemeIconFail(HTHEME hTheme, HDC hdc, int iPartId, 
		int iStateId, const RECT *pRect, HIMAGELIST himl, int iImageIndex)
	{return E_FAIL;}

	typedef BOOL (__stdcall *PFNISTHEMEPARTDEFINED)(HTHEME hTheme, int iPartId, 
		int iStateId);
	static BOOL IsThemePartDefinedFail(HTHEME hTheme, int iPartId, 
		int iStateId)
	{return FALSE;}

	typedef BOOL (__stdcall *PFNISTHEMEBACKGROUNDPARTIALLYTRANSPARENT)(HTHEME hTheme, 
		int iPartId, int iStateId);
	static BOOL IsThemeBackgroundPartiallyTransparentFail(HTHEME hTheme, 
		int iPartId, int iStateId)
	{return FALSE;}

	typedef HRESULT (__stdcall *PFNGETTHEMECOLOR)(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  COLORREF *pColor);
	static HRESULT GetThemeColorFail(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  COLORREF *pColor)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEMETRIC)(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, int iPropId,  int *piVal);
	static HRESULT GetThemeMetricFail(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, int iPropId,  int *piVal)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMESTRING)(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  LPWSTR pszBuff, int cchMaxBuffChars);
	static HRESULT GetThemeStringFail(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  LPWSTR pszBuff, int cchMaxBuffChars)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEBOOL)(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  BOOL *pfVal);
	static HRESULT GetThemeBoolFail(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  BOOL *pfVal)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEINT)(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  int *piVal);
	static HRESULT GetThemeIntFail(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  int *piVal)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEENUMVALUE)(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  int *piVal);
	static HRESULT GetThemeEnumValueFail(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  int *piVal)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEPOSITION)(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  POINT *pPoint);
	static HRESULT GetThemePositionFail(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  POINT *pPoint)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEFONT)(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, int iPropId,  LOGFONT *pFont);
	static HRESULT GetThemeFontFail(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, int iPropId,  LOGFONT *pFont)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMERECT)(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  RECT *pRect);
	static HRESULT GetThemeRectFail(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  RECT *pRect)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEMARGINS)(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, int iPropId,  RECT *prc,  MARGINS *pMargins);
	static HRESULT GetThemeMarginsFail(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, int iPropId,  RECT *prc,  MARGINS *pMargins)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEINTLIST)(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  INTLIST *pIntList);
	static HRESULT GetThemeIntListFail(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  INTLIST *pIntList)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEPROPERTYORIGIN)(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  enum PROPERTYORIGIN *pOrigin);
	static HRESULT GetThemePropertyOriginFail(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  enum PROPERTYORIGIN *pOrigin)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNSETWINDOWTHEME)(HWND hwnd, LPCWSTR pszSubAppName, 
		LPCWSTR pszSubIdList);
	static HRESULT SetWindowThemeFail(HWND hwnd, LPCWSTR pszSubAppName, 
		LPCWSTR pszSubIdList)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEFILENAME)(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  LPWSTR pszThemeFileName, int cchMaxBuffChars);
	static HRESULT GetThemeFilenameFail(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  LPWSTR pszThemeFileName, int cchMaxBuffChars)
	{return E_FAIL;}

	typedef COLORREF (__stdcall *PFNGETTHEMESYSCOLOR)(HTHEME hTheme, int iColorId);
	static COLORREF GetThemeSysColorFail(HTHEME hTheme, int iColorId)
	{return RGB(255,255,255);}

	typedef HBRUSH (__stdcall *PFNGETTHEMESYSCOLORBRUSH)(HTHEME hTheme, int iColorId);
	static HBRUSH GetThemeSysColorBrushFail(HTHEME hTheme, int iColorId)
	{return NULL;}

	typedef BOOL (__stdcall *PFNGETTHEMESYSBOOL)(HTHEME hTheme, int iBoolId);
	static BOOL GetThemeSysBoolFail(HTHEME hTheme, int iBoolId)
	{return FALSE;}

	typedef int (__stdcall *PFNGETTHEMESYSSIZE)(HTHEME hTheme, int iSizeId);
	static int GetThemeSysSizeFail(HTHEME hTheme, int iSizeId)
	{return 0;}

	typedef HRESULT (__stdcall *PFNGETTHEMESYSFONT)(HTHEME hTheme, int iFontId,  LOGFONT *plf);
	static HRESULT GetThemeSysFontFail(HTHEME hTheme, int iFontId,  LOGFONT *plf)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMESYSSTRING)(HTHEME hTheme, int iStringId, 
		LPWSTR pszStringBuff, int cchMaxStringChars);
	static HRESULT GetThemeSysStringFail(HTHEME hTheme, int iStringId, 
		LPWSTR pszStringBuff, int cchMaxStringChars)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMESYSINT)(HTHEME hTheme, int iIntId, int *piValue);
	static HRESULT GetThemeSysIntFail(HTHEME hTheme, int iIntId, int *piValue)
	{return E_FAIL;}

	typedef BOOL (__stdcall *PFNISTHEMEACTIVE)();
	static BOOL IsThemeActiveFail()
	{return FALSE;}

	typedef BOOL(__stdcall *PFNISAPPTHEMED)();
	static BOOL IsAppThemedFail()
	{return FALSE;}

	typedef HTHEME (__stdcall *PFNGETWINDOWTHEME)(HWND hwnd);
	static HTHEME GetWindowThemeFail(HWND hwnd)
	{return NULL;}

	typedef HRESULT (__stdcall *PFNENABLETHEMEDIALOGTEXTURE)(HWND hwnd, DWORD dwFlags);
	static HRESULT EnableThemeDialogTextureFail(HWND hwnd, DWORD dwFlags)
	{return E_FAIL;}

	typedef BOOL (__stdcall *PFNISTHEMEDIALOGTEXTUREENABLED)(HWND hwnd);
	static BOOL IsThemeDialogTextureEnabledFail(HWND hwnd)
	{return FALSE;}

	typedef DWORD (__stdcall *PFNGETTHEMEAPPPROPERTIES)();
	static DWORD GetThemeAppPropertiesFail()
	{return 0;}

	typedef void (__stdcall *PFNSETTHEMEAPPPROPERTIES)(DWORD dwFlags);
	static void SetThemeAppPropertiesFail(DWORD dwFlags)
	{return;}

	typedef HRESULT (__stdcall *PFNGETCURRENTTHEMENAME)(
		LPWSTR pszThemeFileName, int cchMaxNameChars, 
		LPWSTR pszColorBuff, int cchMaxColorChars,
		LPWSTR pszSizeBuff, int cchMaxSizeChars);
	static HRESULT GetCurrentThemeNameFail(
		LPWSTR pszThemeFileName, int cchMaxNameChars, 
		LPWSTR pszColorBuff, int cchMaxColorChars,
		LPWSTR pszSizeBuff, int cchMaxSizeChars)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNGETTHEMEDOCUMENTATIONPROPERTY)(LPCWSTR pszThemeName,
		LPCWSTR pszPropertyName,  LPWSTR pszValueBuff, int cchMaxValChars);
	static HRESULT GetThemeDocumentationPropertyFail(LPCWSTR pszThemeName,
		LPCWSTR pszPropertyName,  LPWSTR pszValueBuff, int cchMaxValChars)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNDRAWTHEMEPARENTBACKGROUND)(HWND hwnd, HDC hdc,  RECT* prc);
	static HRESULT DrawThemeParentBackgroundFail(HWND hwnd, HDC hdc,  RECT* prc)
	{return E_FAIL;}

	typedef HRESULT (__stdcall *PFNENABLETHEMING)(BOOL fEnable);
	static HRESULT EnableThemingFail(BOOL fEnable)
	{return E_FAIL;}
public:

	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);								//
	HRESULT GetThemeBackgroundContentRect(HTHEME hTheme,  HDC hdc, 
		int iPartId, int iStateId,  const RECT *pBoundingRect, 
		RECT *pContentRect);												//

	HRESULT GetThemeBackgroundExtent(HTHEME hTheme,  HDC hdc,
		int iPartId, int iStateId, const RECT *pContentRect, 
		RECT *pExtentRect);
	HRESULT GetThemePartSize(HTHEME hTheme, HDC hdc, 
		int iPartId, int iStateId, RECT * pRect, enum THEMESIZE eSize, SIZE *psz);
	HRESULT GetThemeTextExtent(HTHEME hTheme, HDC hdc, 
		int iPartId, int iStateId, LPCWSTR pszText, int iCharCount, 
		DWORD dwTextFlags,  const RECT *pBoundingRect, 
		RECT *pExtentRect);
	HRESULT GetThemeTextMetrics(HTHEME hTheme,  HDC hdc, 
		int iPartId, int iStateId,  TEXTMETRIC* ptm);
	HRESULT GetThemeBackgroundRegion(HTHEME hTheme,  HDC hdc,  
		int iPartId, int iStateId, const RECT *pRect,  HRGN *pRegion);
	HRESULT HitTestThemeBackground(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, DWORD dwOptions, const RECT *pRect,  HRGN hrgn, 
		POINT ptTest,  WORD *pwHitTestCode);
	HRESULT DrawThemeEdge(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, 
		const RECT *pDestRect, UINT uEdge, UINT uFlags,   RECT *pContentRect);
	HRESULT DrawThemeIcon(HTHEME hTheme, HDC hdc, int iPartId, 
		int iStateId, const RECT *pRect, HIMAGELIST himl, int iImageIndex);
	BOOL IsThemePartDefined(HTHEME hTheme, int iPartId, 
		int iStateId);
	BOOL IsThemeBackgroundPartiallyTransparent(HTHEME hTheme, 
		int iPartId, int iStateId);
	HRESULT GetThemeColor(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  COLORREF *pColor);
	HRESULT GetThemeMetric(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, int iPropId,  int *piVal);
	HRESULT GetThemeString(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  LPWSTR pszBuff, int cchMaxBuffChars);
	HRESULT GetThemeBool(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  BOOL *pfVal);
	HRESULT GetThemeInt(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  int *piVal);
	HRESULT GetThemeEnumValue(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  int *piVal);
	HRESULT GetThemePosition(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  POINT *pPoint);
	HRESULT GetThemeFont(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, int iPropId,  LOGFONT *pFont);
	HRESULT GetThemeRect(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  RECT *pRect);
	HRESULT GetThemeMargins(HTHEME hTheme,  HDC hdc, int iPartId, 
		int iStateId, int iPropId,  RECT *prc,  MARGINS *pMargins);
	HRESULT GetThemeIntList(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  INTLIST *pIntList);
	HRESULT GetThemePropertyOrigin(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  enum PROPERTYORIGIN *pOrigin);
	HRESULT GetThemeSysFont(HTHEME hTheme, int iFontId,  LOGFONT *plf); //
	COLORREF GetThemeSysColor(HTHEME hTheme, int iColorId);
	BOOL IsThemeDialogTextureEnabled(HWND hwnd);	//

	HRESULT SetWindowTheme(HWND hwnd, LPCWSTR pszSubAppName, LPCWSTR pszSubIdList);
	HRESULT GetThemeFilename(HTHEME hTheme, int iPartId, 
		int iStateId, int iPropId,  LPWSTR pszThemeFileName, int cchMaxBuffChars);
	HBRUSH GetThemeSysColorBrush(HTHEME hTheme, int iColorId);	
	BOOL GetThemeSysBool(HTHEME hTheme, int iBoolId);
	int GetThemeSysSize(HTHEME hTheme, int iSizeId);
	HRESULT GetThemeSysString(HTHEME hTheme, int iStringId, 
		LPWSTR pszStringBuff, int cchMaxStringChars);
	HRESULT GetThemeSysInt(HTHEME hTheme, int iIntId, int *piValue);

	BOOL IsThemeActive(); //
	BOOL IsAppThemed();	 //

	HTHEME GetWindowTheme(HWND hwnd); //

	HRESULT EnableThemeDialogTexture(HWND hwnd, DWORD dwFlags);

	DWORD GetThemeAppProperties();
	void SetThemeAppProperties(DWORD dwFlags);

	HRESULT GetCurrentThemeName(
		LPWSTR pszThemeFileName, int cchMaxNameChars, 
		LPWSTR pszColorBuff, int cchMaxColorChars,
		LPWSTR pszSizeBuff, int cchMaxSizeChars);
	HRESULT GetThemeDocumentationProperty(LPCWSTR pszThemeName,
		LPCWSTR pszPropertyName,  LPWSTR pszValueBuff, int cchMaxValChars);
	HRESULT DrawThemeParentBackground(HWND hwnd, HDC hdc,  RECT* prc); //
	HRESULT EnableTheming(BOOL fEnable); //
;
};

//extern CVisualStylesXP g_xpStyle;

#endif

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Written By
Don Kackman
Team Leader Starkey Laboratories
United States United States
The first computer program I ever wrote was in BASIC on a TRS-80 Model I and it looked something like:
10 PRINT "Don is cool"
20 GOTO 10

It only went downhill from there.

Hey look, I've got a blog

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Posted 15 Aug 2003

Article Copyright 2003 by Don Kackman
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