D2DPdfPrintSample/D2DPrintSample/D2DPrintJobChecker.h at master · mgaffigan/D2DPdfPrintSample · GitHub

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//// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
//// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
//// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
//// PARTICULAR PURPOSE.
////
//// Copyright (c) Microsoft Corporation. All rights reserved

#pragma once

#ifndef _DIRECT2D_PRINT_JOB_CHECKER_
#define _DIRECT2D_PRINT_JOB_CHECKER_

#ifndef UNICODE
#define UNICODE
#endif

// DirectX header files.
#include <d2d1_1.h>
#include <xpsobjectmodel_1.h>
#include <DocumentTarget.h>

class D2DPrintJobChecker : public IPrintDocumentPackageStatusEvent
{
public:
    D2DPrintJobChecker();
    ~D2DPrintJobChecker();

    // Implement virtual functions from interface IUnknown.
    virtual
        HRESULT STDMETHODCALLTYPE
        QueryInterface(
            REFIID  iid,
            _Out_   void** ppvObject
        );
    virtual ULONG STDMETHODCALLTYPE AddRef();
    virtual ULONG STDMETHODCALLTYPE Release();

    // Implement virtual functions from interface IDispatch.
    virtual STDMETHODIMP
        GetTypeInfoCount(
            _Out_ UINT* pctinfo
        );
    virtual STDMETHODIMP
        GetTypeInfo(
            UINT iTInfo,
            LCID lcid,
            _Outptr_result_maybenull_ ITypeInfo** ppTInfo
        );
    virtual STDMETHODIMP
        GetIDsOfNames(
            _In_                        REFIID      riid,
            _In_reads_(cNames)          LPOLESTR* rgszNames,
            _In_range_(0, 16384)        UINT        cNames,
            LCID        lcid,
            __out_ecount_full(cNames)   DISPID* rgDispId
        );
    virtual STDMETHODIMP
        Invoke(
            DISPID          dispIdMember,
            REFIID          riid,
            LCID            lcid,
            WORD            wFlags,
            DISPPARAMS* pDispParams,
            VARIANT* pVarResult,
            EXCEPINFO* pExcepInfo,
            UINT* puArgErr
        );

    // Implement virtual functions from interface IPrintDocumentPackageStatusEvent.
    virtual STDMETHODIMP
        PackageStatusUpdated(
            _In_ PrintDocumentPackageStatus* packageStatus
        );

    // New functions in D2DPrintJobChecker.
    HRESULT Initialize(
        _In_ IPrintDocumentPackageTarget* documentPackageTarget
    );
    PrintDocumentPackageStatus GetStatus();
    HRESULT WaitForCompletion();
    static void OutputPackageStatus(
        _In_ PrintDocumentPackageStatus packageStatus
    );

private:
    void ReleaseResources();

private:
    PrintDocumentPackageStatus m_documentPackageStatus;
    DWORD m_eventCookie;
    ULONG m_refcount;
    HANDLE m_completionEvent;
    CRITICAL_SECTION m_criticalSection;
    IConnectionPoint* m_connectionPoint;
    bool m_isInitialized;
};

#endif  // _DIRECT2D_PRINT_JOB_CHECKER_