C++ MythGenericTree::getInt方法代码示例

QList<int> MythGenericTree::getRouteById()
{
    QList<int> routeByID;

    routeByID.push_front(getInt());

    MythGenericTree *parent = this;
    while( (parent = parent->getParent()) )
    {
        routeByID.push_front(parent->getInt());
    }
    return routeByID;
}

MythGenericTree* MythGenericTree::findNode(QList<int> route_of_branches,
                                           int depth)
{
    // Starting from *this* node (which will often be root) find a set of
    // branches that have id's that match the collection passed in
    // route_of_branches. Return the end point of those branches.
    //
    // In practical terms, mythmusic will use this to force the playback
    // screen's ManagedTreeList to move to a given track in a given playlist

    MythGenericTree *node = NULL;
    for (int i = 0; i < route_of_branches.count(); i++)
    {
        if (!node)
            node = this;

        bool foundit = false;
        QList<MythGenericTree*>::iterator it;
        QList<MythGenericTree*> *children = node->getAllChildren();

        if (!children)
            break;

        MythGenericTree *child = NULL;

        for (it = children->begin(); it != children->end(); ++it)
        {
            child = *it;
            if (!child)
                continue;
            if (child->getInt() == route_of_branches[i])
            {
                node = child;
                foundit = true;
                break;
            }
        }

        if (!foundit)
            break;
    }

    return NULL;
}

MythGenericTree* MythGenericTree::getChildById(int an_int) const
{
    QList<MythGenericTree*> *children = getAllChildren();
    if (children && children->count() > 0)
    {
        SortableMythGenericTreeList::Iterator it;
        MythGenericTree *child = NULL;

        for (it = children->begin(); it != children->end(); ++it)
        {
            child = *it;
            if (!child)
                continue;
            if (child->getInt() == an_int)
                return child;
        }
    }

    return NULL;
}

void NetTree::handleSelect(MythUIButtonListItem *item)
{
    MythGenericTree *node = GetNodePtrFromButton(item);
    int nodeInt = node->getInt();

    switch (nodeInt)
    {
        case kSubFolder:
            handleDirSelect(node);
            break;
        case kUpFolder:
            goBack();
            break;
        default:
        {
            streamWebVideo();
        }
    };
    slotItemChanged();
}

void NetTree::UpdateItem(MythUIButtonListItem *item)
{
    if (!item)
        return;

    MythGenericTree *node = GetNodePtrFromButton(item);

    if (!node)
        return;

    RSSSite *site = qVariantValue<RSSSite *>(node->GetData());
    ResultItem *video = qVariantValue<ResultItem *>(node->GetData());

    int nodeInt = node->getInt();

    if (nodeInt == kSubFolder)
    {
        item->SetText(QString("%1").arg(node->visibleChildCount()), "childcount");
        item->DisplayState("subfolder", "nodetype");
        item->SetText(node->getString(), "title");
        item->SetText(node->getString());
        item->SetImage(node->GetData().toString());
    }
    else if (nodeInt == kUpFolder)
    {
        item->DisplayState("upfolder", "nodetype");
        item->SetText(node->getString(), "title");
        item->SetText(node->getString());
    }

    if (site)
    {
        item->SetText(site->GetTitle());
        item->SetText(site->GetDescription(), "description");
        item->SetText(site->GetURL(), "url");
        item->SetImage(site->GetImage());
    }
    else if (video)
    {
        item->SetText(video->GetTitle());

        MetadataMap metadataMap;
        video->toMap(metadataMap);
        item->SetTextFromMap(metadataMap);

        int pos;
        if (m_type == DLG_TREE)
            pos = 0;
        else
            pos = m_siteButtonList->GetItemPos(item);

        QString dlfile = video->GetThumbnail();
        if (dlfile.contains("%SHAREDIR%"))
            dlfile.replace("%SHAREDIR%", GetShareDir());
        else
            dlfile = getDownloadFilename(video->GetTitle(),
                         video->GetThumbnail());

        if (QFile::exists(dlfile))
            item->SetImage(dlfile);
        else if (video->GetThumbnail().startsWith("http"))
            m_imageDownload->addThumb(video->GetTitle(), video->GetThumbnail(),
                                      qVariantFromValue<uint>(pos));
    }
    else
    {
        item->SetText(node->getString());
        if (!node->GetData().toString().isEmpty())
        {
            QString tpath = node->GetData().toString();
            if (tpath.startsWith("http://"))
            {
                uint pos;
                if (m_type == DLG_TREE)
                    pos = 0;
                else
                    pos = m_siteButtonList->GetItemPos(item);

                QString dlfile = GetThumbnailFilename(tpath,
                                                      node->getString());
                if (QFile::exists(dlfile))
                    item->SetImage(dlfile);
                else
                    m_imageDownload->addThumb(node->getString(), tpath,
                                              qVariantFromValue<uint>(pos));
            }
            else if (tpath != "0")
            {
                QString filename = node->GetData().toString();
                if (filename.contains("%SHAREDIR%"))
                    filename.replace("%SHAREDIR%", GetShareDir());
                item->SetImage(filename);
            }
        }
    }
}