91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
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///////////////////////////////////////////////////////////////////////////////
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// Hardware Event Detector
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _SHHWDTCT_H
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#define _SHHWDTCT_H
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#include "unk.h"
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#include "service.h"
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#include "namellst.h"
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#include <dbt.h>
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#define HINT_NONE 0
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#define HINT_NEW 1
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extern const CLSID CLSID_HWEventDetector;
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class CHWEventDetectorImpl : public CCOMBase, public IService
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{
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public:
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// Interface IService
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STDMETHODIMP InitMinimum(DWORD cArg, LPWSTR* ppszArgs,
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LPCWSTR pszEventRelinquishControl, DWORD* pdwCtrlAccept,
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BOOL* pfWantsDeviceEvents);
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STDMETHODIMP InitDeviceEventHandler(SERVICE_STATUS_HANDLE ssh);
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STDMETHODIMP InitFinal();
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STDMETHODIMP Run();
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// return S_FALSE and a non-zero dwWaitHint if pending
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STDMETHODIMP HandleServiceControl(DWORD dwControlCode, DWORD* pdwWaitHint);
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STDMETHODIMP HandlePowerEvent(DWORD dwEventType, LPVOID pEventData);
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STDMETHODIMP HandleDeviceEvent(DWORD dwEventType, LPVOID pEventData);
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STDMETHODIMP HandleHWProfileEvent(DWORD dwEventType, LPVOID pEventData);
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STDMETHODIMP HandleSessionChange(DWORD dwEventType, LPVOID pvEventData);
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public:
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CHWEventDetectorImpl();
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~CHWEventDetectorImpl();
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static HRESULT HandleVolumeMediaEvent(LPCWSTR pszDeviceIDVolume,
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class CHWDeviceInst* phwdevinst, LPCWSTR pszEventType,
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BOOL* pfHasHandler);
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private:
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HRESULT _HandleInterfaceEvent(DEV_BROADCAST_DEVICEINTERFACE* pdbdi,
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DWORD dwEventType);
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HRESULT _HandleBroadcastHandleEvent(DEV_BROADCAST_HANDLE* pdbh,
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DWORD dwEventType);
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HRESULT _RegisterForNotif();
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HRESULT _UnregisterForNotif();
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// COM Server stuff
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HRESULT _RegisterFactories();
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HRESULT _UnregisterFactories();
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HRESULT _SuspendFactories();
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HRESULT _ResumeFactories();
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private:
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HANDLE _hEventRelinquishControl;
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HDEVNOTIFY _hdevnotifyAllInterfaces;
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HANDLE _hEventInitCompleted;
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#ifdef DEBUG
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void _DbgAssertValidState();
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#endif
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};
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typedef CUnkTmpl<CHWEventDetectorImpl> CHWEventDetector;
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// for now
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HRESULT _ExecuteHandler(LPCWSTR pszDeviceID, LPCWSTR pszEventType,
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LPCWSTR pszHandler);
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HRESULT _FinalDispatch(LPCWSTR pszDeviceIntfID, LPCWSTR pszEventType,
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LPCWSTR pszEventHandler);
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HRESULT _DispatchToHandler(LPCWSTR pszDeviceIntfID,
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class CHWDeviceInst* phwdevinst, LPCWSTR pszEventType,
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BOOL* pfHasHandler);
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HRESULT _ProcessInterfaceSpecialCased(GUID* pguidInterface,
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LPCWSTR pszDeviceID, DWORD dwEventType);
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HRESULT _IsInterfaceSpecialCased(GUID* pguidClass, BOOL* pfSpecialCased);
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HRESULT _TryAutoplay(LPCWSTR pszDeviceIntfID, CHWDeviceInst* phwdevinst,
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DWORD dwEventType);
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#endif // _SHHWDTCT_H
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