void XPackageGetInstallationProgress(  
         XPackageInstallationMonitorHandle installationMonitor,  
         XPackageInstallationProgress* progress  
)  

void CALLBACK ProgressChangedCallback(
    void* /* context*/,
    XPackageInstallationMonitorHandle monitor)
{
    XPackageInstallationProgress progress;
    XPackageGetInstallationProgress(monitor, &progress);

    if (progress.completed)
    {
        printf("Track ready\n");
        XPackageCloseInstallationMonitorHandle(monitor);
    }
}

HRESULT StartMonitoring(XTaskQueueHandle queue, char* trackName)
{
    char id[XPACKAGE_IDENTIFIER_MAX_LENGTH];

    HRESULT hr = XPackageGetCurrentProcessPackageIdentifier(_countof(id), id);
    if (FAILED(hr)) return hr;

    XPackageChunkSelector selector;
    selector.type = XPackageChunkSelectorType::Tag;
    selector.tag = trackName;

    XPackageInstallationMonitorHandle monitor;
    hr = XPackageCreateInstallationMonitor(
        id,         // 모니터링할 ID
        1,          // 선택자 수
        &selector,  // 선택자
        1000,       // 모니터의 해상도(밀리초)
        queue,      // 업데이트가 수행되는 큐
        &monitor);
    if (FAILED(hr)) return hr;

    XTaskQueueRegistrationToken token;
    hr = XPackageRegisterInstallationProgressChanged(
        monitor,
        nullptr,
        ProgressChangedCallback,
        &token);

    if (FAILED(hr))
    {
        XPackageCloseInstallationMonitorHandle(monitor);
    }

    return hr;
}

XPackageGetCurrentProcessPackageIdentifier(_countof(id), id); 

XPackageCreateInstallationMonitor( 
    id,         // 모니터링할 ID 
    1,          // 선택자 수 
    &selector,  // 선택자 
    1000,       // 모니터의 해상도(밀리초) 
    queue,      // 업데이트가 수행되는 큐 
    &monitor); 

hr = XPackageRegisterInstallationProgressChanged(
    monitor,
    nullptr,
    ProgressChangedCallback,
    &token);