windows-nt/Source/XPSP1/NT/admin/activec/nodemgr/power.h

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/*--------------------------------------------------------------------------*
*
* Microsoft Windows
* Copyright (C) Microsoft Corporation, 1992 - 000
*
* File: power.h
*
* Contents: Interface file for CConsolePower
*
* History: 25-Feb-2000 jeffro Created
*
*--------------------------------------------------------------------------*/
#pragma once
#include "refcount.h"
class CConsolePower;
/*+-------------------------------------------------------------------------*
* CConsolePowerWnd
*
* Receives WM_POWERBROADCAST messages on behalf of a CConsolePower object.
*--------------------------------------------------------------------------*/
class CConsolePowerWnd : public CWindowImpl<CConsolePowerWnd, CWindow, CNullTraits>
{
public:
CConsolePowerWnd (CConsolePower* pConsolePower);
~CConsolePowerWnd ();
SC ScCreate ();
BEGIN_MSG_MAP(CConsolePower)
MESSAGE_HANDLER (WM_POWERBROADCAST, OnPowerBroadcast);
END_MSG_MAP()
LRESULT OnPowerBroadcast (UINT msg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
private:
CConsolePower* const m_pConsolePower; // weak reference
};
/*+-------------------------------------------------------------------------*
* CConsolePower
*
* Implements IConsolePower and IConnectionPoint for IID_IConsolePowerSink.
*--------------------------------------------------------------------------*/
class CConsolePower :
public CComObjectRootEx<CComSingleThreadModel>,
public CComCoClass<CConsolePower, &CLSID_ConsolePower>,
public IConnectionPointContainerImpl<CConsolePower>,
public IConnectionPointImpl<CConsolePower, &IID_IConsolePowerSink>,
public IConsolePower
{
public:
enum
{
eIndex_System, // for ES_SYSTEM_REQUIRED
eIndex_Display, // for ES_DISPLAY_REQUIRED
// must be last
eIndex_Count,
};
CConsolePower();
~CConsolePower();
DECLARE_NOT_AGGREGATABLE(CConsolePower)
DECLARE_MMC_OBJECT_REGISTRATION (
g_szMmcndmgrDll, // implementing DLL
CLSID_ConsolePower, // CLSID
_T("ConsolePower Class"), // class name
_T("ConsolePower.ConsolePower.1"), // ProgID
_T("ConsolePower.ConsolePower")) // version-independent ProgID
BEGIN_COM_MAP(CConsolePower)
COM_INTERFACE_ENTRY(IConsolePower)
COM_INTERFACE_ENTRY(IConnectionPointContainer)
END_COM_MAP()
BEGIN_CONNECTION_POINT_MAP(CConsolePower)
CONNECTION_POINT_ENTRY(IID_IConsolePowerSink)
END_CONNECTION_POINT_MAP()
// IConsolePower methods
STDMETHOD(SetExecutionState) (DWORD dwAdd, DWORD dwRemove);
STDMETHOD(ResetIdleTimer) (DWORD dwFlags);
DECLARE_PROTECT_FINAL_CONSTRUCT()
HRESULT FinalConstruct();
LRESULT OnPowerBroadcast (WPARAM wParam, LPARAM lParam);
private:
class CExecutionCounts
{
public:
CExecutionCounts ();
public:
LONG m_rgCount[CConsolePower::eIndex_Count];
};
class CTlsExecutionCounts : public CExecutionCounts
{
public:
CTlsExecutionCounts();
~CTlsExecutionCounts();
static CTlsExecutionCounts* GetThreadInstance (DWORD dwTlsIndex);
SC ScSetThreadInstance (DWORD dwTlsIndex);
private:
enum { Uninitialized = TLS_OUT_OF_INDEXES };
DWORD m_dwTlsIndex;
};
typedef CRefCountedObject<CTlsExecutionCounts> CRefCountedTlsExecutionCounts;
typedef EXECUTION_STATE (WINAPI* ExecutionStateFunc)(EXECUTION_STATE);
static SC ScGetThreadCounts (CRefCountedTlsExecutionCounts** ppThreadCounts);
private:
CConsolePowerWnd m_wndPower;
CExecutionCounts m_Counts;
CRefCountedTlsExecutionCounts::SmartPtr m_spThreadCounts;
static const DWORD s_dwTlsIndex;
static const DWORD s_rgExecStateFlag[eIndex_Count];
static const ExecutionStateFunc s_FuncUninitialized;
static ExecutionStateFunc SetThreadExecutionState_;
};