80 lines
3.1 KiB
C
80 lines
3.1 KiB
C
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// --------------------------------------------------------------------------
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// Module Name: PowerButton.h
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//
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// Copyright (c) 2000, Microsoft Corporation
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//
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// Header file that declares the class that implements the ACPI power button
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// functionality.
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//
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// History: 2000-04-17 vtan created
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// --------------------------------------------------------------------------
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#ifndef _PowerButton_
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#define _PowerButton_
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#include "Thread.h"
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#include "TurnOffDialog.h"
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// --------------------------------------------------------------------------
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// CPowerButton
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//
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// Purpose: A class to handle the power button being pressed. This is
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// implemented as a thread to allow the desktop to be changed so
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// interaction with the user is possible.
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//
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// History: 2000-04-18 vtan created
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// --------------------------------------------------------------------------
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class CPowerButton : public CThread
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{
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private:
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CPowerButton (void);
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const CPowerButton& operator = (const CPowerButton& assignObject);
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public:
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CPowerButton (void *pWlxContext, HINSTANCE hDllInstance);
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virtual ~CPowerButton (void);
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static bool IsValidExecutionCode (DWORD dwGinaCode);
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protected:
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virtual DWORD Entry (void);
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private:
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DWORD ShowDialog (void);
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static INT_PTR CALLBACK DialogProc (HWND hwndDialog, UINT uMsg, WPARAM wParam, LPARAM lParam);
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INT_PTR Handle_WM_READY (HWND hwndDialog);
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private:
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void* _pWlxContext;
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const HINSTANCE _hDllInstance;
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HANDLE _hToken;
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CTurnOffDialog* _pTurnOffDialog;
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bool _fCleanCompletion;
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};
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// --------------------------------------------------------------------------
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// CPowerButtonExecution
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//
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// Purpose: A class to execute the power button action in a separate
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// thread so the SASWndProc thread is not blocked.
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//
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// History: 2000-04-18 vtan created
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// --------------------------------------------------------------------------
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class CPowerButtonExecution : public CThread
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{
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private:
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CPowerButtonExecution (void);
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CPowerButtonExecution (const CPowerButtonExecution& copyObject);
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const CPowerButtonExecution& operator = (const CPowerButtonExecution& assignObject);
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public:
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CPowerButtonExecution (DWORD dwShutdownRequest);
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~CPowerButtonExecution (void);
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protected:
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virtual DWORD Entry (void);
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private:
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const DWORD _dwShutdownRequest;
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HANDLE _hToken;
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};
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#endif /* _PowerButton_ */
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