C++ IFileOpenDialog::QueryInterface方法代码示例

本文整理汇总了C++中IFileOpenDialog::QueryInterface方法的典型用法代码示例。如果您正苦于以下问题：C++ IFileOpenDialog::QueryInterface方法的具体用法？C++ IFileOpenDialog::QueryInterface怎么用？C++ IFileOpenDialog::QueryInterface使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IFileOpenDialog的用法示例。

在下文中一共展示了IFileOpenDialog::QueryInterface方法的3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，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: Show

CBrowseFolder::retVal CBrowseFolder::Show(HWND parent, CString& path, const CString& sDefaultPath /* = CString() */)
{
	retVal ret = OK;		//assume OK
	m_sDefaultPath = sDefaultPath;
	if (m_sDefaultPath.IsEmpty() && !path.IsEmpty())
	{
		// if the result path already contains a path, use that as the default path
		m_sDefaultPath = path;
	}

	HRESULT hr;

	// Create a new common open file dialog
	IFileOpenDialog* pfd = NULL;
	hr = CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&pfd));
	if (SUCCEEDED(hr))
	{
		// Set the dialog as a folder picker
		DWORD dwOptions;
		if (SUCCEEDED(hr = pfd->GetOptions(&dwOptions)))
		{
			hr = pfd->SetOptions(dwOptions | FOS_PICKFOLDERS | FOS_FORCEFILESYSTEM | FOS_PATHMUSTEXIST);
		}

		// Set a title
		if (SUCCEEDED(hr))
		{
			TCHAR * nl = _tcschr(m_title, '\n');
			if (nl)
				*nl = 0;
			pfd->SetTitle(m_title);
		}

		// set the default folder
		if (SUCCEEDED(hr))
		{
			typedef HRESULT (WINAPI *SHCIFPN)(PCWSTR pszPath, IBindCtx * pbc, REFIID riid, void ** ppv);

			CAutoLibrary hLib = AtlLoadSystemLibraryUsingFullPath(L"shell32.dll");
			if (hLib)
			{
				SHCIFPN pSHCIFPN = (SHCIFPN)GetProcAddress(hLib, "SHCreateItemFromParsingName");
				if (pSHCIFPN)
				{
					IShellItem *psiDefault = 0;
					hr = pSHCIFPN(m_sDefaultPath, NULL, IID_PPV_ARGS(&psiDefault));
					if (SUCCEEDED(hr))
					{
						hr = pfd->SetFolder(psiDefault);
						psiDefault->Release();
					}
				}
			}
		}

		if (m_CheckText[0] != 0)
		{
			IFileDialogCustomize* pfdCustomize = 0;
			hr = pfd->QueryInterface(IID_PPV_ARGS(&pfdCustomize));
			if (SUCCEEDED(hr))
			{
				pfdCustomize->StartVisualGroup(100, L"");
				pfdCustomize->AddCheckButton(101, m_CheckText, FALSE);
				if (m_CheckText2[0] != 0)
				{
					pfdCustomize->AddCheckButton(102, m_CheckText2, FALSE);
				}
				pfdCustomize->EndVisualGroup();
				pfdCustomize->Release();
			}
		}

		// Show the open file dialog
		if (SUCCEEDED(hr) && SUCCEEDED(hr = pfd->Show(parent)))
		{
			// Get the selection from the user
			IShellItem* psiResult = NULL;
			hr = pfd->GetResult(&psiResult);
			if (SUCCEEDED(hr))
			{
				PWSTR pszPath = NULL;
				hr = psiResult->GetDisplayName(SIGDN_FILESYSPATH, &pszPath);
				if (SUCCEEDED(hr))
				{
					path = pszPath;
					CoTaskMemFree(pszPath);
				}
				psiResult->Release();

				IFileDialogCustomize* pfdCustomize = 0;
				hr = pfd->QueryInterface(IID_PPV_ARGS(&pfdCustomize));
				if (SUCCEEDED(hr))
				{
					pfdCustomize->GetCheckButtonState(101, &m_bCheck);
					pfdCustomize->GetCheckButtonState(102, &m_bCheck2);
					pfdCustomize->Release();
				}
			}
			else
				ret = CANCEL;
//.........这里部分代码省略.........

开发者ID:545546460，项目名称:TortoiseGit，代码行数:101，代码来源:BrowseFolder.cpp

示例2: OpenFilesVistaUp

BOOL OpenFilesVistaUp(HWND hwnd, lFILEINFO *pFInfoList)
{
    IFileOpenDialog *pfd;
	IFileDialogCustomize *pfdc;
	FILEOPENDIALOGOPTIONS dwOptions;
	DWORD dwCookie = 0;
    
	CoInitialize(NULL);
    
    // CoCreate the dialog object.
    HRESULT hr = CoCreateInstance(CLSID_FileOpenDialog, 
                                  NULL, 
                                  CLSCTX_INPROC_SERVER, 
                                  IID_PPV_ARGS(&pfd));

    if (SUCCEEDED(hr)) {

		hr = pfd->QueryInterface(IID_PPV_ARGS(&pfdc));

		if(SUCCEEDED(hr)) {

			hr = pfdc->EnableOpenDropDown(FDIALOG_OPENCHOICES);
			if (SUCCEEDED(hr))
			{
				hr = pfdc->AddControlItem(FDIALOG_OPENCHOICES, FDIALOG_CHOICE_OPEN, L"&Open");
				if (SUCCEEDED(hr))
				{
					hr = pfdc->AddControlItem(FDIALOG_OPENCHOICES, 
											  FDIALOG_CHOICE_REPARENT, 
											  L"&Reparent hash file");
                    hr = pfdc->AddControlItem(FDIALOG_OPENCHOICES, 
											  FDIALOG_CHOICE_ALLHASHES, 
											  L"&Open all hash files");
                    hr = pfdc->AddControlItem(FDIALOG_OPENCHOICES, 
											  FDIALOG_CHOICE_BSD, 
											  L"&Force open as BSD-style");
				}
			}
		}

		pfdc->Release();

        hr = pfd->GetOptions(&dwOptions);
        
        if (SUCCEEDED(hr)) {
            hr = pfd->SetOptions(dwOptions | FOS_ALLOWMULTISELECT | FOS_FORCEFILESYSTEM);

			if (SUCCEEDED(hr)) {
				COpenFileListener *ofl = new COpenFileListener(pFInfoList);
				hr = pfd->Advise(ofl,&dwCookie);

				if (SUCCEEDED(hr)) {
					hr = pfd->Show(hwnd);

					if (SUCCEEDED(hr)) {
						
					}

					pfd->Unadvise(dwCookie);
				}
			}
        }
		
        pfd->Release();
    }

	CoUninitialize();

    return SUCCEEDED(hr);
}

开发者ID:andrew-tpfc，项目名称:RapidCRC-Unicode，代码行数:70，代码来源:actfcts.cpp

示例3: Show

CBrowseFolder::retVal CBrowseFolder::Show(HWND parent, CString& path, const CString& sDefaultPath /* = CString() */)
{
    retVal ret = OK;        //assume OK
    m_sDefaultPath = sDefaultPath;
    if (m_sDefaultPath.IsEmpty() && !path.IsEmpty())
    {
        while (!PathFileExists(path) && !path.IsEmpty())
        {
            CString p = path.Left(path.ReverseFind('\\'));
            if ((p.GetLength() == 2)&&(p[1] == ':'))
            {
                p += L"\\";
                if (p.Compare(path) == 0)
                    p.Empty();
            }
            if (p.GetLength() < 2)
                p.Empty();
            path = p;
        }
        // if the result path already contains a path, use that as the default path
        m_sDefaultPath = path;
    }

    HRESULT hr;

    // Create a new common open file dialog
    IFileOpenDialog* pfd = NULL;
    hr = CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&pfd));
    if (SUCCEEDED(hr))
    {
        // Set the dialog as a folder picker
        DWORD dwOptions;
        if (SUCCEEDED(hr = pfd->GetOptions(&dwOptions)))
        {
            hr = pfd->SetOptions(dwOptions | FOS_PICKFOLDERS | FOS_FORCEFILESYSTEM | FOS_PATHMUSTEXIST);
        }

        // Set a title
        if (SUCCEEDED(hr))
        {
            TCHAR * nl = wcschr(m_title, '\n');
            if (nl)
                *nl = 0;
            pfd->SetTitle(m_title);
        }

        // set the default folder
        if (SUCCEEDED(hr))
        {
            IShellItem *psiDefault = 0;
            hr = SHCreateItemFromParsingName(m_sDefaultPath, NULL, IID_PPV_ARGS(&psiDefault));
            if (SUCCEEDED(hr))
            {
                hr = pfd->SetFolder(psiDefault);
                psiDefault->Release();
            }
        }

        if (m_CheckText[0] != 0)
        {
            IFileDialogCustomize* pfdCustomize = 0;
            hr = pfd->QueryInterface(IID_PPV_ARGS(&pfdCustomize));
            if (SUCCEEDED(hr))
            {
                pfdCustomize->StartVisualGroup(100, L"");
                pfdCustomize->AddCheckButton(101, m_CheckText, FALSE);
                if (m_CheckText2[0] != 0)
                {
                    pfdCustomize->AddCheckButton(102, m_CheckText2, FALSE);
                }
                pfdCustomize->EndVisualGroup();
                pfdCustomize->Release();
            }
        }

        // Show the open file dialog
        if (SUCCEEDED(hr) && SUCCEEDED(hr = pfd->Show(parent)))
        {
            // Get the selection from the user
            IShellItem* psiResult = NULL;
            hr = pfd->GetResult(&psiResult);
            if (SUCCEEDED(hr))
            {
                PWSTR pszPath = NULL;
                hr = psiResult->GetDisplayName(SIGDN_FILESYSPATH, &pszPath);
                if (SUCCEEDED(hr))
                {
                    path = pszPath;
                    CoTaskMemFree(pszPath);
                }
                psiResult->Release();

                IFileDialogCustomize* pfdCustomize = 0;
                hr = pfd->QueryInterface(IID_PPV_ARGS(&pfdCustomize));
                if (SUCCEEDED(hr))
                {
                    pfdCustomize->GetCheckButtonState(101, &m_bCheck);
                    pfdCustomize->GetCheckButtonState(102, &m_bCheck2);
                    pfdCustomize->Release();
                }
//.........这里部分代码省略.........

开发者ID:Kasper8660，项目名称:tortoisesvn，代码行数:101，代码来源:BrowseFolder.cpp

注：本文中的IFileOpenDialog::QueryInterface方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，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。