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C++ ReleaseStgMedium函数代码示例

本文整理汇总了C++中ReleaseStgMedium函数的典型用法代码示例。如果您正苦于以下问题：C++ ReleaseStgMedium函数的具体用法？C++ ReleaseStgMedium怎么用？C++ ReleaseStgMedium使用的例子？那么, 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ReleaseStgMedium函数的15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: getURL

String getURL(IDataObject* dataObject, bool& success, String* title)
{
    STGMEDIUM store;
    String url;
    success = false;
    if (getWebLocData(dataObject, url, title)) {
        success = true;
        return url;
    } else if (SUCCEEDED(dataObject->GetData(urlWFormat(), &store))) {
        //URL using unicode
        UChar* data = (UChar*)GlobalLock(store.hGlobal);
        url = extractURL(String(data), title);
        GlobalUnlock(store.hGlobal);      
        ReleaseStgMedium(&store);
        success = true;
    } else if (SUCCEEDED(dataObject->GetData(urlFormat(), &store))) {
        //URL using ascii
        char* data = (char*)GlobalLock(store.hGlobal);
        url = extractURL(String(data), title);
        GlobalUnlock(store.hGlobal);      
        ReleaseStgMedium(&store);
        success = true;
    } else if (SUCCEEDED(dataObject->GetData(filenameWFormat(), &store))) {
        //file using unicode
        wchar_t* data = (wchar_t*)GlobalLock(store.hGlobal);
        if (data && data[0] && (PathFileExists(data) || PathIsUNC(data))) {
            RetainPtr<CFStringRef> pathAsCFString(AdoptCF, CFStringCreateWithCharacters(kCFAllocatorDefault, (const UniChar*)data, wcslen(data)));
            if (urlFromPath(pathAsCFString.get(), url)) {
                if (title)
                    *title = url;
                success = true;
            }
        }
        GlobalUnlock(store.hGlobal);      
        ReleaseStgMedium(&store);
    } else if (SUCCEEDED(dataObject->GetData(filenameFormat(), &store))) {
        //filename using ascii
        char* data = (char*)GlobalLock(store.hGlobal);       
        if (data && data[0] && (PathFileExistsA(data) || PathIsUNCA(data))) {
            RetainPtr<CFStringRef> pathAsCFString(AdoptCF, CFStringCreateWithCString(kCFAllocatorDefault, data, kCFStringEncodingASCII));
            if (urlFromPath(pathAsCFString.get(), url)) {
                if (title)
                    *title = url;
                success = true;
            }
        }
        GlobalUnlock(store.hGlobal);      
        ReleaseStgMedium(&store);
    }
    return url;
}
开发者ID:Chingliu，项目名称:EAWebkit，代码行数:51，代码来源:ClipboardUtilitiesWin.cpp

示例2: GlobalLock

STDMETHODIMP CFdmUplSendToShlExt::DragEnter (IDataObject* pDataObj, DWORD grfKeyState,
                         POINTL pt, DWORD* pdwEffect)
{
	*pdwEffect = DROPEFFECT_NONE;

	FORMATETC fmt = { CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
	STGMEDIUM stg = { TYMED_HGLOBAL };
	HDROP hDrop;

	if (FAILED (pDataObj->GetData (&fmt, &stg)))
		return E_INVALIDARG;

	hDrop = (HDROP) GlobalLock (stg.hGlobal);

	if (hDrop == NULL)
		return E_INVALIDARG;

	int cFiles = DragQueryFile (hDrop, 0xFFFFFFFF, NULL, 0);

	if (cFiles == 0)
	{
		GlobalUnlock (stg.hGlobal);
		ReleaseStgMedium (&stg);
		return E_INVALIDARG;
	}

	for (int i = 0; i < cFiles; i++)
	{
		char szFile [MAX_PATH];
		if (0 == DragQueryFile (hDrop, i, szFile, MAX_PATH))
			continue;

		DWORD dwAttribs = GetFileAttributes (szFile);
		if (dwAttribs == DWORD (-1))
			continue;
		
		

		m_vFiles.push_back (szFile);
	}

	GlobalUnlock (stg.hGlobal);
	ReleaseStgMedium (&stg);

	if (m_vFiles.size () == 0)
		return E_INVALIDARG;

	*pdwEffect = DROPEFFECT_COPY;

	return S_OK;
}
开发者ID:HackLinux，项目名称:Free-Download-Manager-vs2010，代码行数:51，代码来源:FdmUplSendToShlExt.cpp

示例3: GlobalLock

// CSimpleShlExt
//我们要做的是取得被右击选择的文件名,再把该文件名显示在弹出消息框中。
//可能会有多个文件同时被选择右击, 你可以用pDataObj 接口指针获取所有的文件名, 但现在为简单起见, 我们只获取第一个文件名. 
//add by ray 2014-05-15 17:45
HRESULT CSimpleShlExt::Initialize ( LPCITEMIDLIST pidlFolder, LPDATAOBJECT pDataObj, HKEY hProgID )
{ 
	//文件名的存放格式与你拖放文件到带WS_EX_ACCEPTFILES风格的窗口时使用的文件名格式是一样的。 
	// 这就是说我们可以使用同样的API来获取文件名: DragQueryFile(). 
	// 首先我们先获取包含在IdataObject中的数据句柄: 

	FORMATETC fmt = { CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL }; 
	STGMEDIUM stg = { TYMED_HGLOBAL };
	HDROP hDrop; 

	// 在数据对象内查找 CF_HDROP 型数据. 
	if ( FAILED( pDataObj->GetData ( &fmt, &stg ))) 
	{ 
		// Nope! Return an "invalid argument" error back to Explorer.
		return E_INVALIDARG; 
	}

	// 获得指向实际数据的指针
	hDrop = (HDROP) GlobalLock ( stg.hGlobal );

	// 检查非NULL. 
	if ( NULL == hDrop ) 
	{ 
		return E_INVALIDARG;
	} 

	//请注意错误检查，特别是指针的检查。 
	// 由于我们的扩展运行在 Explorer 进程内, 要是我们的代码崩溃了, Explorer也会随之崩溃. 在Win 9x上, 这样的一个崩溃可能导致需要重启系统. 
	// 所以, 现在我们有了一个 HDROP 句柄, 我们就可以获取我们需要的文件名了： 


	// 有效性检查 – 保证最少有一个文件名. 
	UINT uNumFiles = DragQueryFile ( hDrop, 0xFFFFFFFF, NULL, 0 ); 
	if ( 0 == uNumFiles )
	{ 
		GlobalUnlock ( stg.hGlobal );
		ReleaseStgMedium ( &stg ); 
		return E_INVALIDARG; 
	} 
	HRESULT hr = S_OK; 

	// 取得第一个文件名并把它保存在类成员m_szFile 中.
	if ( 0 == DragQueryFile ( hDrop, 0, m_szFile, MAX_PATH ))
	{ 
		hr = E_INVALIDARG; 
	} 
	GlobalUnlock ( stg.hGlobal ); 
	ReleaseStgMedium ( &stg ); 
	return hr; 
}
开发者ID:KnowNo，项目名称:test-code-backup，代码行数:54，代码来源:SimpleShlExt.cpp

示例4: DCHECK

    bool ClipboardUtil::GetUrl(IDataObject* data_object, std::wstring* url,
        std::wstring* title, bool convert_filenames)
    {
        DCHECK(data_object && url && title);
        if(!HasUrl(data_object))
        {
            return false;
        }

        // 尝试从|data_object|的多种格式中提取URL.
        STGMEDIUM store;
        if(GetUrlFromHDrop(data_object, url, title))
        {
            return true;
        }

        if(SUCCEEDED(data_object->GetData(GetMozUrlFormat(), &store)) ||
            SUCCEEDED(data_object->GetData(GetUrlWFormat(), &store)))
        {
            {
                // Mozilla URL格式或者unicode URL.
                base::win::ScopedHGlobal<wchar_t> data(store.hGlobal);
                SplitUrlAndTitle(data.get(), url, title);
            }
            ReleaseStgMedium(&store);
            return true;
        }

        if(SUCCEEDED(data_object->GetData(GetUrlFormat(), &store)))
        {
            {
                // URL使用ascii.
                base::win::ScopedHGlobal<char> data(store.hGlobal);
                SplitUrlAndTitle(UTF8ToWide(data.get()), url, title);
            }
            ReleaseStgMedium(&store);
            return true;
        }

        if(convert_filenames)
        {
            return GetFileUrl(data_object, url, title);
        }
        else
        {
            return false;
        }
    }
开发者ID:abyvaltsev，项目名称:putty-nd3.x，代码行数:48，代码来源:clipboard_util_win.cpp

示例5: RegisterClipboardFormat

STDMETHODIMP CShellPropSheetExt::Initialize(PCIDLIST_ABSOLUTE pidlFolder, IDataObject *pdtobj, HKEY hkeyProgID)
{
	HRESULT   hr;
	FORMATETC formatetc;
	STGMEDIUM medium;
	LPTSTR    lpszFilePath;

	formatetc.cfFormat = RegisterClipboardFormat(CFSTR_FILENAME);
	formatetc.ptd      = NULL;
	formatetc.dwAspect = DVASPECT_CONTENT;
	formatetc.lindex   = -1;
	formatetc.tymed    = TYMED_HGLOBAL;

	hr = pdtobj->GetData(&formatetc, &medium);
	if (FAILED(hr))
		return E_FAIL;

	lpszFilePath = (LPTSTR)GlobalLock(medium.hGlobal);
	filepath = lpszFilePath;
	GlobalUnlock(medium.hGlobal);

	ReleaseStgMedium(&medium);

	return S_OK;
}
开发者ID:cube-soft，项目名称:CubeIce，代码行数:25，代码来源:cubeice-propsheet.cpp

示例6: ReleaseStgMedium

HRESULT CDropTarget::GetDroppedFiles(IDataObject *lpDataObject,std::list<CString> &fileList)
{
	FORMATETC fmt;
	STGMEDIUM medium;

	fmt.cfFormat = CF_HDROP;
	fmt.ptd = NULL;
	fmt.dwAspect = DVASPECT_CONTENT;
	fmt.lindex = -1;
	fmt.tymed = TYMED_HGLOBAL;

	fileList.clear();

	HRESULT hr=lpDataObject->GetData(&fmt, &medium);
	if(S_OK==hr){
		//ファイルがドロップされた
		//---ファイル数を取得
		UINT nFileCount = ::DragQueryFile((HDROP)medium.hGlobal, 0xFFFFFFFF, NULL, 0);

		//ファイル取得
		for(UINT i=0; i<nFileCount;i++){
			TCHAR szBuffer[_MAX_PATH+2]={0};
			::DragQueryFile((HDROP)medium.hGlobal, i, szBuffer, _MAX_PATH + 1);
			fileList.push_back(szBuffer);
		}
		//解放
		ReleaseStgMedium(&medium);
		return S_OK;
	}else{
		return hr;
	}
}
开发者ID:Claybird，项目名称:lhaforge，代码行数:32，代码来源:DropTarget.cpp

示例7: CopyBindInfo

/***********************************************************************
 *           CopyBindInfo ([email protected])
 */
HRESULT WINAPI CopyBindInfo(const BINDINFO *pcbiSrc, BINDINFO *pcbiDest)
{
    DWORD size;
    HRESULT hres;

    TRACE("(%p %p)\n", pcbiSrc, pcbiDest);

    if(!pcbiSrc || !pcbiDest)
        return E_POINTER;
    if(!pcbiSrc->cbSize || !pcbiDest->cbSize)
        return E_INVALIDARG;

    size = pcbiDest->cbSize;
    if(size > pcbiSrc->cbSize) {
        memcpy(pcbiDest, pcbiSrc, pcbiSrc->cbSize);
        memset((char*)pcbiDest+pcbiSrc->cbSize, 0, size-pcbiSrc->cbSize);
    } else {
        memcpy(pcbiDest, pcbiSrc, size);
    }
    pcbiDest->cbSize = size;

    size = FIELD_OFFSET(BINDINFO, szExtraInfo)+sizeof(void*);
    if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size && pcbiSrc->szExtraInfo) {
        size = (strlenW(pcbiSrc->szExtraInfo)+1)*sizeof(WCHAR);
        pcbiDest->szExtraInfo = CoTaskMemAlloc(size);
        if(!pcbiDest->szExtraInfo)
            return E_OUTOFMEMORY;
        memcpy(pcbiDest->szExtraInfo, pcbiSrc->szExtraInfo, size);
    }

    size = FIELD_OFFSET(BINDINFO, stgmedData)+sizeof(STGMEDIUM);
    if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size) {
        hres = CopyStgMedium(&pcbiSrc->stgmedData, &pcbiDest->stgmedData);
        if(FAILED(hres)) {
            CoTaskMemFree(pcbiDest->szExtraInfo);
            return hres;
        }
    }

    size = FIELD_OFFSET(BINDINFO, szCustomVerb)+sizeof(void*);
    if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size && pcbiSrc->szCustomVerb) {
        size = (strlenW(pcbiSrc->szCustomVerb)+1)*sizeof(WCHAR);
        pcbiDest->szCustomVerb = CoTaskMemAlloc(size);
        if(!pcbiDest->szCustomVerb) {
            CoTaskMemFree(pcbiDest->szExtraInfo);
            ReleaseStgMedium(&pcbiDest->stgmedData);
            return E_OUTOFMEMORY;
        }
        memcpy(pcbiDest->szCustomVerb, pcbiSrc->szCustomVerb, size);
    }

    size = FIELD_OFFSET(BINDINFO, securityAttributes)+sizeof(SECURITY_ATTRIBUTES);
    if(pcbiDest->cbSize >= size)
        memset(&pcbiDest->securityAttributes, 0, sizeof(SECURITY_ATTRIBUTES));

    if(pcbiSrc->pUnk)
        IUnknown_AddRef(pcbiDest->pUnk);

    return S_OK;
}
开发者ID:GYGit，项目名称:reactos，代码行数:63，代码来源:urlmon_main.c

示例8: UNREFERENCED_PARAMETER

HRESULT __stdcall CBookmarksToolbarDropHandler::DragEnter(IDataObject *pDataObject,
	DWORD grfKeyState,POINTL pt,DWORD *pdwEffect)
{
	UNREFERENCED_PARAMETER(grfKeyState);

	bool m_bValid = false;
	bool m_bAllFolders = true;

	FORMATETC ftc = {CF_HDROP,0,DVASPECT_CONTENT,-1,TYMED_HGLOBAL};
	STGMEDIUM stg;

	HRESULT hr = pDataObject->GetData(&ftc,&stg);

	if(hr == S_OK)
	{
		DROPFILES *pdf = reinterpret_cast<DROPFILES *>(GlobalLock(stg.hGlobal));

		if(pdf != NULL)
		{
			m_bValid = true;

			UINT nDroppedFiles = DragQueryFile(reinterpret_cast<HDROP>(pdf),0xFFFFFFFF,NULL,NULL);

			for(UINT i = 0;i < nDroppedFiles;i++)
			{
				TCHAR szFullFileName[MAX_PATH];
				DragQueryFile(reinterpret_cast<HDROP>(pdf),i,szFullFileName,
					SIZEOF_ARRAY(szFullFileName));

				if(!PathIsDirectory(szFullFileName))
				{
					m_bAllFolders = false;
					break;
				}
			}

			GlobalUnlock(stg.hGlobal);
		}

		ReleaseStgMedium(&stg);
	}

	if(m_bValid &&
		m_bAllFolders)
	{
		*pdwEffect = DROPEFFECT_COPY;

		m_bAcceptData = true;
	}
	else
	{
		*pdwEffect = DROPEFFECT_NONE;

		m_bAcceptData = false;
	}

	m_pDropTargetHelper->DragEnter(m_hToolbar,pDataObject,reinterpret_cast<POINT *>(&pt),*pdwEffect);

	return S_OK;
}
开发者ID:hollylee，项目名称:explorerplusplus，代码行数:60，代码来源:BookmarksToolbar.cpp

示例9: printf

//IDropTarget methods
STDMETHODIMP CDropTarget::DragEnter(IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect)
{
#ifdef _DEBUG
	printf("IDropTarget::DragEnter\n");
#endif //_DEBUG
	pDataObj = pDataObject;
	pDataObject->AddRef();
	hdrop_present = false;
	if (hexwnd.prefer_CF_HDROP)
	{
		FORMATETC fe = { CF_HDROP, NULL, DVASPECT_CONTENT, -1, 0xffffffff };
		STGMEDIUM stm;
		if (S_OK == pDataObject->QueryGetData(&fe))
		{
			hdrop_present = true;
			*pdwEffect = DROPEFFECT_COPY;
			return S_OK;
		}
		else if (S_OK == pDataObject->GetData(&fe, &stm))
		{
			hdrop_present = true;
			ReleaseStgMedium(&stm);
			*pdwEffect = DROPEFFECT_COPY;
			return S_OK;
		}
	}

	hexwnd.pwnd->CreateCaret((HBITMAP)1, 2, hexwnd.cyChar);

	return DragOver(grfKeyState, pt, pdwEffect);
}
开发者ID:derekdreery，项目名称:frhed，代码行数:32，代码来源:idt.cpp

示例10: getDropData

void
getDropData(IDataObject* dataObject)
{
    // construct a FORMATETC object
    FORMATETC fmtEtc = { CF_HDROP, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
    STGMEDIUM stgMed;

    // See if the dataobject contains any DROP stored as a HGLOBAL
    if (dataObject->QueryGetData(&fmtEtc) == S_OK) {
        if (dataObject->GetData(&fmtEtc, &stgMed) == S_OK) {
            // get data here
            PVOID data = GlobalLock(stgMed.hGlobal);

            // data object global handler contains:
            // DROPFILESfilename1 filename2 two spaces as the end
            // TODO: get multiple filenames
            wchar_t* wcData = (wchar_t*)((LPBYTE)data + sizeof(DROPFILES));

            // convert wchar to char
            char* filename = new char[wcslen(wcData) + 1];
            filename[wcslen(wcData)] = '\0';
            wcstombs(filename, wcData, wcslen(wcData));

            MSWindowsDropTarget::instance().setDraggingFilename(filename);
            
            GlobalUnlock(stgMed.hGlobal);

            // release the data using the COM API
            ReleaseStgMedium(&stgMed);

            delete[] filename;
        }
    }
}
开发者ID:digitalmystic，项目名称:synergy，代码行数:34，代码来源:MSWindowsDropTarget.cpp

示例11: SetVariantData

///////////////////////////////////////////////////////////////////////////////
// Schreiben/Lesen eines Variant
HRESULT SetVariantData (CComVariant &rv, IDataObject *pIDO, const FORMATETC *pcfe)
{
// Stream mit Variant generieren
WStream IStream;
HRESULT hr = CreateStreamOnHGlobal (NULL, true, IStream.ppi());

	if (FAILED(hr)) return hr;

// Variant dort rein schreiben
	hr = rv.WriteToStream (IStream);
	if (FAILED(hr)) return hr;

LARGE_INTEGER li;

	LISet32(li, 0L);
	hr = IStream -> Seek (li, SEEK_SET, NULL);
	if (FAILED(hr))	return hr;

// diesen Stream im DataObject setzen
STGMEDIUM stg;

	stg.tymed = TYMED_ISTREAM;
	stg.pstm = IStream.detach();
	stg.pUnkForRelease = NULL;

	hr = pIDO -> SetData ((FORMATETC *)pcfe, &stg, true);
	if (FAILED(hr)) {
		ReleaseStgMedium (&stg);
		return hr;
	}
	return S_OK;
}
开发者ID:hkaiser，项目名称:TRiAS，代码行数:34，代码来源:Datahelp.cpp

示例12: ReleaseStgMedium

	//
	//	IDataObject::SetData
	//
	HRESULT __stdcall CDataObject::SetData (FORMATETC *pFormatEtc, STGMEDIUM *pMedium,  BOOL fRelease)
	{
		int res=LookupFormatEtc(pFormatEtc, pMedium, TRUE);
		if(-1 == res)
		{
			return S_FALSE;
		}
		if (m_pStgMedium[res].tymed)
		{	
			ReleaseStgMedium ( &m_pStgMedium[res] );
			ZeroMemory (&m_pStgMedium[res], sizeof(STGMEDIUM) );		
		} 
		if(fRelease)
		{
			m_pStgMedium[res]=*pMedium;
		}
		else
		{
			CopyStgMedium(pMedium, &m_pStgMedium[res]);
		}
		
		m_pFormatEtc[res].tymed=m_pStgMedium[res].tymed;
		if(m_pStgMedium[res].tymed==TYMED_HGLOBAL)
		{
			m_pStgMedium[res].hGlobal=DupMem(pMedium->hGlobal);//必须分配足够的内存空间和拷贝数据。
		}
		if(GetCanonicalIUnknown(m_pStgMedium[res].pUnkForRelease)==
			GetCanonicalIUnknown(static_cast<IDataObject*>(this)))
		{
			m_pStgMedium[res].pUnkForRelease->Release();
			m_pStgMedium[res].pUnkForRelease = NULL;
		}
		return  S_OK;
	}
开发者ID:pcjbird，项目名称:MUIEditor，代码行数:37，代码来源:DragDropImpl.cpp

示例13: DragLeave

STDMETHODIMP CToolBarCombo::Drop(LPDATAOBJECT pDataObj, DWORD grfKeyState, POINTL pt, LPDWORD pdwEffect){     
  *pdwEffect=DROPEFFECT_NONE;      
  if (m_pIDataObject == NULL)         
    return E_FAIL;
  DragLeave();      

  FORMATETC formatDetails;     
  STGMEDIUM stmg;     

  // Let's get the text from the "clipboard"
  formatDetails.cfFormat = CF_TEXT;
  formatDetails.dwAspect = DVASPECT_CONTENT;
  formatDetails.lindex = -1;
  formatDetails.ptd = NULL;
  formatDetails.tymed = TYMED_HGLOBAL;

  if (SUCCEEDED(pDataObj->GetData(&formatDetails, &stmg)))
  {  
    char* sClipboard = (char*)GlobalLock(stmg.hGlobal);
    ::SetWindowTextA(m_hWnd,sClipboard);
    AddtoHistory(sClipboard);
    GlobalUnlock(stmg.hGlobal);
    if (stmg.hGlobal != NULL) 
      ReleaseStgMedium(&stmg);         
  }
  *pdwEffect=DROPEFFECT_COPY;
  //search immediately after dragging
  ::PostMessage(GetParent(),kWM_TBCOMBOSEARCH_WEB, 0, 0);
  return NOERROR;     
}
开发者ID:henrywoo，项目名称:ultraie，代码行数:30，代码来源:ToolBarCombo.cpp

示例14: GlobalUnlock

STDMETHODIMP CToolBarCombo::DragEnter(LPDATAOBJECT pDataObj , DWORD grfKeyState, POINTL pt, LPDWORD pdwEffect){     
  m_pIDataObject=NULL;
  ATL::CString sText;

  FORMATETC formatDetails;     
  STGMEDIUM stmg;     

  // Let's get the text from the "clipboard"
  formatDetails.cfFormat = CF_TEXT;
  formatDetails.dwAspect = DVASPECT_CONTENT;
  formatDetails.lindex = -1;
  formatDetails.ptd = NULL;
  formatDetails.tymed = TYMED_HGLOBAL;

  if (SUCCEEDED(pDataObj->GetData(&formatDetails, &stmg)))
  {
    sText = (LPSTR)GlobalLock(stmg.hGlobal);
    GlobalUnlock(stmg.hGlobal);

    if (stmg.hGlobal != NULL) 
      ReleaseStgMedium(&stmg);             
  }

  *pdwEffect=DROPEFFECT_COPY;

  m_pIDataObject=pDataObj;     
  m_pIDataObject->AddRef();      

  return NOERROR;     
}
开发者ID:henrywoo，项目名称:ultraie，代码行数:30，代码来源:ToolBarCombo.cpp

示例15: ReleaseStgMedium

ClipboardReader::~ClipboardReader()
{
  if (stgmed.hGlobal)
    ReleaseStgMedium(&stgmed);
  if (pDataObj)
    pDataObj->Release();
}
开发者ID:NateChambers，项目名称:mule-view，代码行数:7，代码来源:dragdrop.cpp


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