77 lines
3.3 KiB
C
77 lines
3.3 KiB
C
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// --------------------------------------------------------------------------
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// Module Name: ThemeServer.h
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//
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// Copyright (c) 2000, Microsoft Corporation
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//
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// Functions that implement server functionality.
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//
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// History: 2000-11-11 vtan created
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// --------------------------------------------------------------------------
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#ifndef _ThemeServer_
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#define _ThemeServer_
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// --------------------------------------------------------------------------
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// CThemeServer
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//
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// Purpose: Class to implement server related functions. Functions
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// declared in this class execute on the server side of themes.
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//
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// This means they are restricted in what functions they can and
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// cannot call on the client's behalf. Any win32k functions that
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// are per instance of win32k cannot be called.
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//
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// History: 2000-11-11 vtan created
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// --------------------------------------------------------------------------
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class CThemeServer
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{
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private:
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enum
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{
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FunctionNothing = 0,
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FunctionRegisterUserApiHook,
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FunctionUnregisterUserApiHook,
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FunctionClearStockObjects
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};
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private:
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CThemeServer (void);
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public:
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CThemeServer (HANDLE hProcessRegisterHook, DWORD dwServerChangeNumber, void *pfnRegister, void *pfnUnregister, void *pfnClearStockObjects, DWORD dwStackSizeReserve, DWORD dwStackSizeCommit);
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~CThemeServer (void);
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HRESULT ThemeHooksOn (void);
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HRESULT ThemeHooksOff (void);
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bool AreThemeHooksActive (void);
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int GetCurrentChangeNumber (void);
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int GetNewChangeNumber (void);
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HRESULT SetGlobalTheme (HANDLE hSection);
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HRESULT GetGlobalTheme (HANDLE *phSection);
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HRESULT LoadTheme (HANDLE hSection, HANDLE *phSection, LPCWSTR pszName, LPCWSTR pszColor, LPCWSTR pszSize);
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static bool IsSystemProcessContext (void);
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static DWORD ThemeHooksInstall (void);
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static DWORD ThemeHooksRemove (void);
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static DWORD ClearStockObjects (HANDLE hSection);
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private:
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void LockAcquire (void);
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void LockRelease (void);
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HRESULT InjectClientSessionThread (HANDLE hProcess, int iIndexFunction, void *pvParam);
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private:
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HANDLE _hProcessRegisterHook;
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DWORD _dwServerChangeNumber;
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void* _pfnRegister;
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void* _pfnUnregister;
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void* _pfnClearStockObjects;
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DWORD _dwStackSizeReserve;
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DWORD _dwStackSizeCommit;
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DWORD _dwSessionID;
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bool _fHostHooksSet;
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HANDLE _hSectionGlobalTheme;
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DWORD _dwClientChangeNumber;
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CRITICAL_SECTION _lock;
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};
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#endif /* _ThemeLoader_ */
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