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// --------------------------------------------------------------------------
// Module Name: Services.h
//
// Copyright (c) 2000, Microsoft Corporation
//
// APIs to communicate with the theme service.
//
// History: 2000-08-10 vtan created
// 2000-10-11 vtan rewrite for LPC
// --------------------------------------------------------------------------
#ifndef _UxThemeServices_
#define _UxThemeServices_
#include <LPCThemes.h>
// --------------------------------------------------------------------------
// CThemeServices
//
// Purpose: Class to implement APIs to communicate with the theme service.
//
// History: 2000-08-10 vtan created
// 2000-10-11 vtan rewrite for LPC
// --------------------------------------------------------------------------
class CThemeServices{ private: CThemeServices (void); ~CThemeServices (void); public: static void StaticInitialize (void); static void StaticTerminate (void);
// These are calls to the server.
static HRESULT ThemeHooksOn (HWND hwndTarget); static HRESULT ThemeHooksOff (void); static HRESULT GetStatusFlags (DWORD *pdwFlags); static HRESULT GetCurrentChangeNumber (int *piValue); static HRESULT SetGlobalTheme (HANDLE hSection); static HRESULT GetGlobalTheme (HANDLE *phSection); static HRESULT CheckThemeSignature (const WCHAR *pszThemeName); static HRESULT ProcessLoadGlobalTheme( const WCHAR *pszThemeName, const WCHAR *pszColor, const WCHAR *pszSize, OUT HANDLE* phSection ); static HRESULT LoadTheme (HANDLE *phSection, const WCHAR *pszThemeName, const WCHAR *pszColor, const WCHAR *pszSize, BOOL fGlobal); static HRESULT ProcessLoaderEntry(LPWSTR lpwszCmdLine); static NTSTATUS SendProcessAssignSection( HRESULT hrAssign, HANDLE hSection, DWORD dwHash, OUT THEMESAPI_PORT_MESSAGE* pPortMsgIn, OUT THEMESAPI_PORT_MESSAGE* pPortMsgOut );
// These are calls implemented on the client side
// that may make calls to the server.
static HRESULT ApplyTheme (CUxThemeFile *pThemeFile, DWORD dwFlags, HWND hwndTarget); static HRESULT InitUserTheme (BOOL fPolicyCheckOnly = FALSE); static HRESULT AdjustTheme(BOOL fEnable); static HRESULT InitUserRegistry (void);
// These are special private APIs
static HRESULT ReestablishServerConnection (void); static HRESULT ClearStockObjects (HANDLE hSection, BOOL fForce = FALSE); private: static void ApplyDefaultMetrics(void); static void LockAcquire (void); static void LockRelease (void); static bool ConnectedToService (void); static void ReleaseConnection (void); static void CheckForDisconnectedPort (NTSTATUS status); static bool CurrentThemeMatch (LPCWSTR pszThemeName, LPCWSTR pszColor, LPCWSTR pszSize, LANGID wLangID, bool fLoadMetricsOnMatch); static HRESULT LoadCurrentTheme (void); static int SectionProcessType (const BYTE *pbThemeData, MIXEDPTRS& u); static void SectionWalkData (const BYTE *pbThemeData, int iIndex); static bool ThemeSettingsModified (void); static bool ThemeEnforcedByPolicy (bool fActive); static HRESULT CheckColorDepth(CUxThemeFile *pThemeFile); static HRESULT UpdateThemeRegistry(BOOL fNewTheme, LPCWSTR pszThemeFileName, LPCWSTR pszColorParam, LPCWSTR pszSizeParam, BOOL fJustSetActive, BOOL fJustApplied); static void SendThemeChangedMsg(BOOL fNewTheme, HWND hwndTarget, DWORD dwFlags, int iLoadId); static int GetLoadId(HANDLE hSectionOld);
private: static CRITICAL_SECTION s_lock; static HANDLE s_hAPIPort; static const WCHAR s_szDefault[];};
#endif /* _UxThemeServices_ */
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