// DateTime.h : Declaration of the CDateTime
// Copyright (c) Microsoft Corporation.  All rights reserved.

#ifndef __CHIMESETTINGS_H_
#define __CHIMESETTINGS_H_

#include "resource.h"       // main symbols


//
// Tasks that are supports by this COM Server
//
typedef enum 
{
    NONE_FOUND,
    SET_CHIME_SETTINGS,
    RAISE_SET_CHIME_SETTINGS_ALERT
} SET_CHIME_SETTINGS_TASK_TYPE;





/////////////////////////////////////////////////////////////////////////////
// CDateTime
class ATL_NO_VTABLE CChimeSettings : 
    public CComObjectRootEx<CComSingleThreadModel>,
    public CComCoClass<CChimeSettings, &CLSID_ChimeSettings>,
    public IDispatchImpl<IApplianceTask, &IID_IApplianceTask, &LIBID_SETCHIMESETTINGSLib>
{

public:
    CChimeSettings()
    {
        m_dwOldChimeType = 0;
        m_dwOldChimeInterval = 0xFFFFFFFF;
    }


    DECLARE_REGISTRY_RESOURCEID(IDR_DATETIME)

    DECLARE_PROTECT_FINAL_CONSTRUCT()

    BEGIN_COM_MAP(CChimeSettings)
        COM_INTERFACE_ENTRY(IApplianceTask)
        COM_INTERFACE_ENTRY(IDispatch)
    END_COM_MAP()


    //
    // IApplianceTask
    //
    STDMETHOD(OnTaskExecute)(
                     /*[in]*/ IUnknown* pTaskContext
                            );

    STDMETHOD(OnTaskComplete)(
                      /*[in]*/ IUnknown* pTaskContext, 
                      /*[in]*/ LONG      lTaskResult
                             );    

private:
    
    
    SET_CHIME_SETTINGS_TASK_TYPE GetMethodName(IN ITaskContext *pTaskParameter);

    //
    // Functions to raise the Set Chime Settings alert
    //
    STDMETHODIMP     RaiseSetChimeSettingsAlert(void);
    BOOL             ShouldRaiseChimeSettingsAlert(void);
    BOOL             DoNotRaiseChimeSettingsAlert(void);
    BOOL             ClearSetChimeSettingsAlert(void);

    //
    // Function to notify the Chime Service tp pick up the new settings
    //
    BOOL            NotifyChimeService();

    //
    // Functions for setting Chime Settings
    //
    STDMETHODIMP SetChimeSettings(IN ITaskContext  *pTaskContext);
    STDMETHODIMP RollbackSetChimeSettings(IN ITaskContext  *pTaskContext);
    STDMETHODIMP GetSetChimeSettingsParameters(IN ITaskContext  *pTaskContext, 
                                                OUT DWORD     *pdwChimeType,
                                                OUT DWORD     *pdwChimeInterval);

    //
    // Data members for saving previous values
    //
    DWORD m_dwOldChimeType;
    DWORD m_dwOldChimeInterval;
    
};

#endif //__SETCHIMESETTINGS_H_