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C++ IUnknown_QueryInterface函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中IUnknown_QueryInterface函数的典型用法代码示例。如果您正苦于以下问题:C++ IUnknown_QueryInterface函数的具体用法?C++ IUnknown_QueryInterface怎么用?C++ IUnknown_QueryInterface使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了IUnknown_QueryInterface函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: ICommand_Execute_Stub

HRESULT __RPC_STUB ICommand_Execute_Stub(ICommand* This, IUnknown *pUnkOuter, REFIID riid, HACCESSOR hAccessor,
                                         DB_UPARAMS cParamSets, GUID *pGuid, ULONG ulGuidOffset, RMTPACK *pInputParams,
                                         RMTPACK *pOutputParams, DBCOUNTITEM cBindings, DBBINDING *rgBindings,
                                         DBSTATUS *rgStatus, DBROWCOUNT *pcRowsAffected, IUnknown **ppRowset)
{
    IWineRowServer *rowset_server;
    IMarshal *marshal;
    IUnknown *obj = NULL;
    HRESULT hr;

    TRACE("(%p)->(%p, %s, %08lx, %d, %p, %d, %p, %p, %d, %p, %p, %p, %p): stub\n", This, pUnkOuter, debugstr_guid(riid),
          hAccessor, cParamSets, pGuid, ulGuidOffset, pInputParams, pOutputParams, cBindings, rgBindings, rgStatus,
          pcRowsAffected, ppRowset);

    *ppRowset = NULL;

    hr = CoCreateInstance(&CLSID_wine_rowset_server, NULL, CLSCTX_INPROC_SERVER, &IID_IWineRowServer, (void**)&rowset_server);
    if(FAILED(hr)) return hr;

    IWineRowServer_GetMarshal(rowset_server, &marshal);

    hr = ICommand_Execute(This, (IUnknown*)marshal, &IID_IUnknown, NULL, pcRowsAffected, &obj);

    IMarshal_Release(marshal);

    if(FAILED(hr))
    {
        IWineRowServer_Release(rowset_server);
        return hr;
    }

    IWineRowServer_SetInnerUnk(rowset_server, obj);
    hr = IUnknown_QueryInterface(obj, riid, (void**)ppRowset);
    IUnknown_Release(obj);

    return hr;
}
开发者ID:bilboed,项目名称:wine,代码行数:37,代码来源:usrmarshal.c


示例2: xslprocessor_put_input

static HRESULT WINAPI xslprocessor_put_input( IXSLProcessor *iface, VARIANT input )
{
    xslprocessor *This = impl_from_IXSLProcessor( iface );
    IXMLDOMNode *input_node;
    HRESULT hr;

    TRACE("(%p)->(%s)\n", This, debugstr_variant(&input));

    /* try IXMLDOMNode directly first */
    if (V_VT(&input) == VT_UNKNOWN)
        hr = IUnknown_QueryInterface(V_UNKNOWN(&input), &IID_IXMLDOMNode, (void**)&input_node);
    else if (V_VT(&input) == VT_DISPATCH)
        hr = IDispatch_QueryInterface(V_DISPATCH(&input), &IID_IXMLDOMNode, (void**)&input_node);
    else
    {
        IXMLDOMDocument *doc;

        hr = DOMDocument_create(MSXML_DEFAULT, (void**)&doc);
        if (hr == S_OK)
        {
            VARIANT_BOOL b;

            hr = IXMLDOMDocument_load(doc, input, &b);
            if (hr == S_OK)
                hr = IXMLDOMDocument_QueryInterface(doc, &IID_IXMLDOMNode, (void**)&input_node);
            IXMLDOMDocument_Release(doc);
        }
    }

    if (hr == S_OK)
    {
        if (This->input) IXMLDOMNode_Release(This->input);
        This->input = input_node;
    }

    return hr;
}
开发者ID:GYGit,项目名称:reactos,代码行数:37,代码来源:stylesheet.c


示例3: init_texthost

/* Initialize the test texthost structure */
static BOOL init_texthost(ITextServices **txtserv, ITextHost **ret)
{
    ITextHostTestImpl *dummyTextHost;
    IUnknown *init;
    HRESULT result;

    dummyTextHost = CoTaskMemAlloc(sizeof(*dummyTextHost));
    if (dummyTextHost == NULL) {
        win_skip("Insufficient memory to create ITextHost interface\n");
        return FALSE;
    }
    dummyTextHost->ITextHost_iface.lpVtbl = &itextHostVtbl;
    dummyTextHost->refCount = 1;

    /* MSDN states that an IUnknown object is returned by
       CreateTextServices which is then queried to obtain a
       ITextServices object. */
    result = pCreateTextServices(NULL, &dummyTextHost->ITextHost_iface, &init);
    ok(result == S_OK, "Did not return S_OK when created (result =  %x)\n", result);
    if (result != S_OK) {
        CoTaskMemFree(dummyTextHost);
        win_skip("CreateTextServices failed.\n");
        return FALSE;
    }

    result = IUnknown_QueryInterface(init, pIID_ITextServices, (void**)txtserv);
    ok((result == S_OK) && (*txtserv != NULL), "Querying interface failed (result = %x, txtserv = %p)\n", result, *txtserv);
    IUnknown_Release(init);
    if (!((result == S_OK) && (*txtserv != NULL))) {
        CoTaskMemFree(dummyTextHost);
        win_skip("Could not retrieve ITextServices interface\n");
        return FALSE;
    }

    *ret = &dummyTextHost->ITextHost_iface;
    return TRUE;
}
开发者ID:AndreRH,项目名称:wine,代码行数:38,代码来源:txtsrv.c


示例4: RevokeBindStatusCallback

/***********************************************************************
 *           RevokeBindStatusCallback ([email protected])
 *
 * Unregister a bind status callback.
 *
 *  pbc           [I] Binding context
 *  pbsc          [I] Callback to unregister
 *
 * RETURNS
 *    Success: S_OK.
 *    Failure: E_INVALIDARG, if any argument is invalid
 */
HRESULT WINAPI RevokeBindStatusCallback(IBindCtx *pbc, IBindStatusCallback *pbsc)
{
    BindStatusCallback *holder;
    IBindStatusCallback *callback;
    IUnknown *unk;
    BOOL dorevoke = FALSE;
    HRESULT hres;

    TRACE("(%p %p)\n", pbc, pbsc);

    if (!pbc || !pbsc)
        return E_INVALIDARG;

    hres = IBindCtx_GetObjectParam(pbc, BSCBHolder, &unk);
    if(FAILED(hres))
        return S_OK;

    hres = IUnknown_QueryInterface(unk, &IID_IBindStatusCallback, (void**)&callback);
    IUnknown_Release(unk);
    if(FAILED(hres))
        return S_OK;

    hres = IBindStatusCallback_QueryInterface(callback, &IID_IBindStatusCallbackHolder, (void**)&holder);
    if(SUCCEEDED(hres)) {
        if(pbsc == holder->callback)
            dorevoke = TRUE;
        IBindStatusCallback_Release(STATUSCLB(holder));
    }else if(pbsc == callback) {
        dorevoke = TRUE;
    }
    IBindStatusCallback_Release(callback);

    if(dorevoke)
        IBindCtx_RevokeObjectParam(pbc, BSCBHolder);

    return S_OK;
}
开发者ID:NVIDIA,项目名称:winex_lgpl,代码行数:49,代码来源:bindctx.c


示例5: OleDocumentSite_ActivateMe

static HRESULT WINAPI OleDocumentSite_ActivateMe(IOleDocumentSite *iface,
                                                 IOleDocumentView *pViewToActivate)
{
    DocHost *This = DOCSITE_THIS(iface);
    IOleDocument *oledoc;
    RECT rect;
    HRESULT hres;

    TRACE("(%p)->(%p)\n", This, pViewToActivate);

    hres = IUnknown_QueryInterface(This->document, &IID_IOleDocument, (void**)&oledoc);
    if(FAILED(hres))
        return hres;

    IOleDocument_CreateView(oledoc, INPLACESITE(This), NULL, 0, &This->view);
    IOleDocument_Release(oledoc);

    GetClientRect(This->hwnd, &rect);
    IOleDocumentView_SetRect(This->view, &rect);

    hres = IOleDocumentView_Show(This->view, TRUE);

    return hres;
}
开发者ID:howard5888,项目名称:wineT,代码行数:24,代码来源:client.c


示例6: advise_prop_notif

static void advise_prop_notif(DocHost *This, BOOL set)
{
    IConnectionPointContainer *cp_container;
    IConnectionPoint *cp;
    HRESULT hres;

    hres = IUnknown_QueryInterface(This->document, &IID_IConnectionPointContainer, (void**)&cp_container);
    if(FAILED(hres))
        return;

    hres = IConnectionPointContainer_FindConnectionPoint(cp_container, &IID_IPropertyNotifySink, &cp);
    IConnectionPointContainer_Release(cp_container);
    if(FAILED(hres))
        return;

    if(set)
        hres = IConnectionPoint_Advise(cp, (IUnknown*)&This->IPropertyNotifySink_iface, &This->prop_notif_cookie);
    else
        hres = IConnectionPoint_Unadvise(cp, This->prop_notif_cookie);
    IConnectionPoint_Release(cp);

    if(SUCCEEDED(hres))
        This->is_prop_notif = set;
}
开发者ID:mikekap,项目名称:wine,代码行数:24,代码来源:dochost.c


示例7: DocumentMgr_Push

static HRESULT WINAPI DocumentMgr_Push(ITfDocumentMgr *iface, ITfContext *pic)
{
    DocumentMgr *This = impl_from_ITfDocumentMgr(iface);
    ITfContext *check;

    TRACE("(%p) %p\n",This,pic);

    if (This->contextStack[1])  /* FUll */
        return TF_E_STACKFULL;

    if (!pic || FAILED(IUnknown_QueryInterface(pic,&IID_ITfContext,(LPVOID*) &check)))
        return E_INVALIDARG;

    if (This->contextStack[0] == NULL)
        ITfThreadMgrEventSink_OnInitDocumentMgr(This->ThreadMgrSink,iface);

    This->contextStack[1] = This->contextStack[0];
    This->contextStack[0] = check;

    Context_Initialize(check, iface);
    ITfThreadMgrEventSink_OnPushContext(This->ThreadMgrSink,check);

    return S_OK;
}
开发者ID:RareHare,项目名称:reactos,代码行数:24,代码来源:documentmgr.c


示例8: DSCF_CreateInstance

static HRESULT WINAPI DSCF_CreateInstance(IClassFactory *iface, IUnknown *pOuter,
                                          REFIID riid, void **ppobj)
{
    IClassFactoryImpl *This = impl_from_IClassFactory(iface);
    HRESULT hres = ERROR_SUCCESS;
    LPUNKNOWN punk;

    TRACE("(%p)->(%p,%s,%p)\n", This, pOuter, debugstr_guid(riid), ppobj);

    if (!ppobj)
        return E_POINTER;

    /* Enforce the normal OLE rules regarding interfaces and delegation */
    if (pOuter && !IsEqualGUID(riid, &IID_IUnknown))
        return E_NOINTERFACE;

    *ppobj = NULL;
    punk = This->pfnCreateInstance(pOuter, &hres);
    if (!punk)
    {
        /* No object created, update error if it isn't done already and return */
        if (SUCCEEDED(hres))
            hres = E_OUTOFMEMORY;
    return hres;
    }

    if (SUCCEEDED(hres))
    {
        hres = IUnknown_QueryInterface(punk, riid, ppobj);
    }
    /* Releasing the object. If everything was successful, QueryInterface
       should have incremented the refcount once more, otherwise this will
       purge the object. */
    IUnknown_Release(punk);
    return hres;
}
开发者ID:RPG-7,项目名称:reactos,代码行数:36,代码来源:dllfunc.c


示例9: ITrayBandSiteImpl_Update

static HRESULT
ITrayBandSiteImpl_Update(IN OUT ITrayBandSiteImpl *This)
{
    IOleCommandTarget *pOct;
    HRESULT hRet;

    hRet = IUnknown_QueryInterface(This->punkInner,
                                   &IID_IOleCommandTarget,
                                   (PVOID*)&pOct);
    if (SUCCEEDED(hRet))
    {
        /* Send the DBID_BANDINFOCHANGED command to update the band site */
        hRet = IOleCommandTarget_Exec(pOct,
                                      &IID_IDeskBand,
                                      DBID_BANDINFOCHANGED,
                                      0,
                                      NULL,
                                      NULL);

        IOleCommandTarget_Release(pOct);
    }

    return hRet;
}
开发者ID:Nevermore2015,项目名称:reactos,代码行数:24,代码来源:tbsite.c


示例10: detach_plugin_host

void detach_plugin_host(PluginHost *host)
{
    HRESULT hres;

    TRACE("%p\n", host);

    if(!host->doc)
        return;

    if(host->ip_object) {
        if(host->ui_active)
            IOleInPlaceObject_UIDeactivate(host->ip_object);
        IOleInPlaceObject_InPlaceDeactivate(host->ip_object);
    }

    if(host->plugin_unk) {
        IOleObject *ole_obj;

        hres = IUnknown_QueryInterface(host->plugin_unk, &IID_IOleObject, (void**)&ole_obj);
        if(SUCCEEDED(hres)) {
            if(!host->ip_object)
                IOleObject_Close(ole_obj, OLECLOSE_NOSAVE);
            IOleObject_SetClientSite(ole_obj, NULL);
            IOleObject_Release(ole_obj);
        }
    }

    if(host->element) {
        host->element->plugin_host = NULL;
        host->element = NULL;
    }

    list_remove(&host->entry);
    list_init(&host->entry);
    host->doc = NULL;
}
开发者ID:miurahr,项目名称:wine,代码行数:36,代码来源:pluginhost.c


示例11: IUnknown_QueryInterface

static IDispatchEx *parse_procedure_a(IActiveScriptParse *parser, const char *src)
{
    IActiveScriptParseProcedure2 *parse_proc;
    IDispatchEx *dispex;
    IDispatch *disp;
    BSTR str;
    HRESULT hres;

    hres = IUnknown_QueryInterface(parser, &IID_IActiveScriptParseProcedure2, (void**)&parse_proc);
    ok(hres == S_OK, "Coult not get IActiveScriptParseProcedure2: %08x\n", hres);

    str = a2bstr(src);
    hres = IActiveScriptParseProcedure2_64_ParseProcedureText(parse_proc, str, NULL, NULL, NULL, NULL, NULL, 0, 0, 0, &disp);
    SysFreeString(str);
    IUnknown_Release(parse_proc);
    ok(hres == S_OK, "ParseProcedureText failed: %08x\n", hres);
    ok(disp != NULL, "disp == NULL\n");

    hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
    IDispatch_Release(dispex);
    ok(hres == S_OK, "Could not get IDispatchEx iface: %08x\n", hres);

    return dispex;
}
开发者ID:MichaelMcDonnell,项目名称:wine,代码行数:24,代码来源:activex.c


示例12: FileSystemBindData_GetFindData

HRESULT WINAPI FileSystemBindData_GetFindData(LPBC pbc, WIN32_FIND_DATAW *pfd)
{
    LPUNKNOWN pUnk;
    IFileSystemBindData *pfsbd = NULL;
    HRESULT ret;

    TRACE("%p, %p\n", pbc, pfd);

    if (!pfd)
        return E_INVALIDARG;

    ret = IBindCtx_GetObjectParam(pbc, (LPOLESTR)wFileSystemBindData, &pUnk);
    if (SUCCEEDED(ret))
    {
        ret = IUnknown_QueryInterface(pUnk, &IID_IFileSystemBindData, (LPVOID *)&pfsbd);
        if (SUCCEEDED(ret))
        {
            ret = IFileSystemBindData_GetFindData(pfsbd, pfd);
            IFileSystemBindData_Release(pfsbd);
        }
        IUnknown_Release(pUnk);
    }
    return ret;
}
开发者ID:HBelusca,项目名称:NasuTek-Odyssey,代码行数:24,代码来源:shlfsbind.c


示例13: TransformFilterImpl_QueryInterface

HRESULT WINAPI TransformFilterImpl_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
{
    HRESULT hr;
    TransformFilter *This = impl_from_IBaseFilter(iface);
    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv);

    if (IsEqualIID(riid, &IID_IQualityControl))  {
        *ppv = (IQualityControl*)This->qcimpl;
        IUnknown_AddRef((IUnknown*)*ppv);
        return S_OK;
    }
    else if (IsEqualIID(riid, &IID_IMediaSeeking) ||
             IsEqualIID(riid, &IID_IMediaPosition))
    {
        return IUnknown_QueryInterface(This->seekthru_unk, riid, ppv);
    }
    hr = BaseFilterImpl_QueryInterface(iface, riid, ppv);

    if (FAILED(hr) && !IsEqualIID(riid, &IID_IPin) && !IsEqualIID(riid, &IID_IVideoWindow) &&
        !IsEqualIID(riid, &IID_IAMFilterMiscFlags))
        FIXME("No interface for %s!\n", debugstr_guid(riid));

    return hr;
}
开发者ID:RareHare,项目名称:reactos,代码行数:24,代码来源:transform.c


示例14: test_InternetExplorer

static void test_InternetExplorer(void)
{
    IWebBrowser2 *wb;
    IUnknown *unk;
    ULONG ref;
    HRESULT hres;

    hres = CoCreateInstance(&CLSID_InternetExplorer, NULL, CLSCTX_SERVER,
            &IID_IUnknown, (void**)&unk);
    ok(hres == S_OK, "Could not create InternetExplorer instance: %08x\n", hres);

    if(hres != S_OK)
        return;

    hres = IUnknown_QueryInterface(unk, &IID_IWebBrowser2, (void**)&wb);
    ok(hres == S_OK, "Could not get IWebBrowser2 interface: %08x\n", hres);

    test_visible(wb);
    test_html_window(wb);

    IWebBrowser2_Release(wb);
    ref = IUnknown_Release(unk);
    ok(!ref, "object not destroyed, ref=%u\n", ref);
}
开发者ID:AmesianX,项目名称:RosWine,代码行数:24,代码来源:ie.c


示例15: test_AviMux_QueryInterface

static void test_AviMux_QueryInterface(void)
{
    IUnknown *avimux, *unk;
    HRESULT hr;

    hr = CoCreateInstance(&CLSID_AviDest, NULL, CLSCTX_INPROC_SERVER, &IID_IUnknown, (void**)&avimux);
    ok(hr == S_OK || broken(hr == REGDB_E_CLASSNOTREG),
            "couldn't create AVI Mux filter, hr = %08x\n", hr);
    if(hr != S_OK) {
        win_skip("AVI Mux filter is not registered\n");
        return;
    }

    hr = IUnknown_QueryInterface(avimux, &IID_IBaseFilter, (void**)&unk);
    ok(hr == S_OK, "QueryInterface(IID_IBaseFilter) failed: %x\n", hr);
    IUnknown_Release(unk);

    hr = IUnknown_QueryInterface(avimux, &IID_IConfigAviMux, (void**)&unk);
    ok(hr == S_OK, "QueryInterface(IID_IConfigAviMux) failed: %x\n", hr);
    IUnknown_Release(unk);

    hr = IUnknown_QueryInterface(avimux, &IID_IConfigInterleaving, (void**)&unk);
    ok(hr == S_OK, "QueryInterface(IID_IConfigInterleaving) failed: %x\n", hr);
    IUnknown_Release(unk);

    hr = IUnknown_QueryInterface(avimux, &IID_IMediaSeeking, (void**)&unk);
    ok(hr == S_OK, "QueryInterface(IID_IMediaSeeking) failed: %x\n", hr);
    IUnknown_Release(unk);

    hr = IUnknown_QueryInterface(avimux, &IID_IPersistMediaPropertyBag, (void**)&unk);
    ok(hr == S_OK, "QueryInterface(IID_IPersistMediaPropertyBag) failed: %x\n", hr);
    IUnknown_Release(unk);

    hr = IUnknown_QueryInterface(avimux, &IID_ISpecifyPropertyPages, (void**)&unk);
    ok(hr == S_OK, "QueryInterface(IID_ISpecifyPropertyPages) failed: %x\n", hr);
    IUnknown_Release(unk);

    IUnknown_Release(avimux);
}
开发者ID:howard5888,项目名称:wine,代码行数:39,代码来源:qcap.c


示例16: dxgi_device_CreateSurface

static HRESULT STDMETHODCALLTYPE dxgi_device_CreateSurface(IWineDXGIDevice *iface,
        const DXGI_SURFACE_DESC *desc, UINT surface_count, DXGI_USAGE usage,
        const DXGI_SHARED_RESOURCE *shared_resource, IDXGISurface **surface)
{
    struct wined3d_device_parent *device_parent;
    IWineDXGIDeviceParent *dxgi_device_parent;
    HRESULT hr;
    UINT i;
    UINT j;

    TRACE("iface %p, desc %p, surface_count %u, usage %#x, shared_resource %p, surface %p\n",
            iface, desc, surface_count, usage, shared_resource, surface);

    hr = IWineDXGIDevice_QueryInterface(iface, &IID_IWineDXGIDeviceParent, (void **)&dxgi_device_parent);
    if (FAILED(hr))
    {
        ERR("Device should implement IWineD3DDeviceParent\n");
        return E_FAIL;
    }

    device_parent = IWineDXGIDeviceParent_get_wined3d_device_parent(dxgi_device_parent);

    FIXME("Implement DXGI<->wined3d usage conversion\n");

    memset(surface, 0, surface_count * sizeof(*surface));
    for (i = 0; i < surface_count; ++i)
    {
        struct wined3d_surface *wined3d_surface;
        IUnknown *parent;

        hr = device_parent->ops->create_swapchain_surface(device_parent, NULL,
                desc->Width, desc->Height, wined3dformat_from_dxgi_format(desc->Format), usage,
                desc->SampleDesc.Count > 1 ? desc->SampleDesc.Count : WINED3D_MULTISAMPLE_NONE,
                desc->SampleDesc.Quality, &wined3d_surface);
        if (FAILED(hr))
        {
            ERR("CreateSurface failed, returning %#x\n", hr);
            goto fail;
        }

        parent = wined3d_surface_get_parent(wined3d_surface);
        hr = IUnknown_QueryInterface(parent, &IID_IDXGISurface, (void **)&surface[i]);
        wined3d_surface_decref(wined3d_surface);
        if (FAILED(hr))
        {
            ERR("Surface should implement IDXGISurface\n");
            goto fail;
        }

        TRACE("Created IDXGISurface %p (%u/%u)\n", surface[i], i + 1, surface_count);
    }
    IWineDXGIDeviceParent_Release(dxgi_device_parent);

    return S_OK;

fail:
    for (j = 0; j < i; ++j)
    {
        IDXGISurface_Release(surface[i]);
    }
    IWineDXGIDeviceParent_Release(dxgi_device_parent);
    return hr;
}
开发者ID:PatroxGaurab,项目名称:wine,代码行数:63,代码来源:device.c


示例17: IDirectMusicSysExTrack_IDirectMusicTrack_QueryInterface

/* IDirectMusicSysExTrack IDirectMusicTrack8 part: */
static HRESULT WINAPI IDirectMusicSysExTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
	ICOM_THIS_MULTI(IDirectMusicSysExTrack, TrackVtbl, iface);
	return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
}
开发者ID:WASSUM,项目名称:longene_travel,代码行数:5,代码来源:sysextrack.c


示例18: IDirectMusicSysExTrack_IPersistStream_QueryInterface

/* IDirectMusicSysExTrack IPersistStream part: */
static HRESULT WINAPI IDirectMusicSysExTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
	ICOM_THIS_MULTI(IDirectMusicSysExTrack, PersistStreamVtbl, iface);
	return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
}
开发者ID:WASSUM,项目名称:longene_travel,代码行数:5,代码来源:sysextrack.c


示例19: TargetFrame2_QueryInterface

static HRESULT WINAPI TargetFrame2_QueryInterface(ITargetFrame2 *iface, REFIID riid, void **ppv)
{
    HlinkFrame *This = impl_from_ITargetFrame2(iface);
    return IUnknown_QueryInterface(This->outer, riid, ppv);
}
开发者ID:mikekap,项目名称:wine,代码行数:5,代码来源:navigate.c


示例20: WebBrowserPriv2IE9_QueryInterface

static HRESULT WINAPI WebBrowserPriv2IE9_QueryInterface(IWebBrowserPriv2IE9 *iface, REFIID riid, void **ppv)
{
    HlinkFrame *This = impl_from_IWebBrowserPriv2IE9(iface);
    return IUnknown_QueryInterface(This->outer, riid, ppv);
}
开发者ID:RPG-7,项目名称:reactos,代码行数:5,代码来源:navigate.c



注:本文中的IUnknown_QueryInterface函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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C++ IUnknown_Release函数代码示例发布时间:2022-05-30
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C++ ITypeLib_Release函数代码示例发布时间:2022-05-30
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