47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
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#include "namellst.h"
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#include "cmmn.h"
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#include <dbt.h>
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class CHandleNotif : public CNamedElem
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{
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public:
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// CNamedElem
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HRESULT Init(LPCWSTR pszElemName);
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// CHandleNotif
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HRESULT HNHandleEvent(DEV_BROADCAST_HANDLE* pdbh, DWORD dwEventType,
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BOOL* pfSurpriseRemoval);
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HRESULT InitNotif(CHandleNotifTarget* phnt);
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HDEVNOTIFY GetDeviceNotifyHandle();
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CHandleNotifTarget* GetHandleNotifTarget();
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static HRESULT HandleBroadcastHandleEvent(DEV_BROADCAST_HANDLE* pdbh,
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DWORD dwEventType);
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static HRESULT _HandleDeviceArrivalRemoval(DEV_BROADCAST_HANDLE* pdbh,
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DWORD dwEventType, CNamedElem* pelem);
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static HRESULT _HandleDeviceLockUnlock(DEV_BROADCAST_HANDLE* pdbh,
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DWORD dwEventType, CNamedElem* pelem);
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public:
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static HRESULT Create(CNamedElem** ppelem);
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public:
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CHandleNotif();
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~CHandleNotif();
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private:
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HRESULT _Register();
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HRESULT _Unregister();
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HRESULT _CloseDevice();
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private:
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BOOL _fSurpriseRemoval;
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CHandleNotifTarget* _phnt;
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HDEVNOTIFY _hdevnotify;
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DWORD _cLockAttempts;
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};
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