C++ (Cpp) CFURLDownloadSetDestination示例

示例#1

void decideDestinationWithSuggestedObjectNameCallback(CFURLDownloadRef cfURLDownloadRef, CFStringRef objectName, const void* clientInfo)
{ 
    Download* download = downloadFromClientInfo(clientInfo);
    bool allowOverwrite;
    String destination = download->decideDestinationWithSuggestedFilename(objectName, allowOverwrite);
    if (destination.isNull())
        return;

    RetainPtr<CFStringRef> cfPath(AdoptCF, CFStringCreateWithCharactersNoCopy(0, reinterpret_cast<const UniChar*>(destination.characters()), destination.length(), kCFAllocatorNull));
    RetainPtr<CFURLRef> pathURL(AdoptCF, CFURLCreateWithFileSystemPath(0, cfPath.get(), kCFURLWindowsPathStyle, false));
    CFURLDownloadSetDestination(cfURLDownloadRef, pathURL.get(), allowOverwrite);
}

示例#2

文件： DownloadCFNet.cpp 项目： jiezh/h5vcc

void Download::didDecideDestination(const String& destination, bool allowOverwrite)
{
    ASSERT(!destination.isEmpty());
    if (destination.isEmpty())
        return;

    m_allowOverwrite = allowOverwrite;
    m_destination = destination;
    m_bundlePath = destination + DownloadBundle::fileExtension();

    RetainPtr<CFStringRef> bundlePath(AdoptCF, CFStringCreateWithCharactersNoCopy(0, reinterpret_cast<const UniChar*>(m_bundlePath.characters()), m_bundlePath.length(), kCFAllocatorNull));
    RetainPtr<CFURLRef> bundlePathURL(AdoptCF, CFURLCreateWithFileSystemPath(0, bundlePath.get(), kCFURLWindowsPathStyle, false));
    CFURLDownloadSetDestination(m_download.get(), bundlePathURL.get(), allowOverwrite);
}