Qml接收QList<QVariantMap> 数据

Q_PROPERTY(QList<QVariantMap> mediaSourceList READ getMediaSourceList WRITE setMediaSourceList NOTIFY sigMediaSourceListChanged)

void TESTCPP::setMediaSourceList(QList<QVariantMap> mediaSourceList)

{

    m_mediaSourceList.clear();

#if 1

    //SRCInitMediaList represents the original media list

    //SRCMediaList represents the list of transmitted media

    struct SRCMediaList

    {

        std::string id;

        std::string name;

        std::string state;

    };

    struct SRCInitMediaList

    {

        std::string id;

        std::string name;

        std::string state;

    };

    std::vector<SRCMediaList> MediaList;

    std::vector<SRCInitMediaList> InitMediaList;

    SRCInitMediaList InitList;

    InitList.id = "8";

    InitList.name = " 8";

    InitList.state =" ";

    InitMediaList.push_back(InitList);

    InitList.id = "6";

    InitList.name = "6";

    InitList.state =" ";

    InitMediaList.push_back(InitList);

    InitList.id = "13";

    InitList.name = "13";

    InitList.state =" ";

    InitMediaList.push_back(InitList);

    InitList.id = "1";

    InitList.name = "1";

    InitList.state =" ";

    InitMediaList.push_back(InitList);

    InitList.id = "2";

    InitList.name = "2";

    InitList.state =" ";

    InitMediaList.push_back(InitList);

    SRCMediaList src;

    src.id = "8";

    src.name = "8";

    MediaList.push_back(src);

    src.id = "6";

    src.name = "6";

    MediaList.push_back(src);

    src.id = "13";

    src.name = "13";

    MediaList.push_back(src);

#endif

#if 0

    //Assume unconnected data sources

        src.id = "1";

        src.name = "1";

        MediaList.push_back(src);

        src.id = "2";

        src.name = "2";

        MediaList.push_back(src);

#endif

    for(int i=0; i< MediaList.size();i++)

    {

        if(MediaList.size()< InitMediaList.size())

        {

            InitMediaList[i].state ="0";

        }

        if(InitMediaList[i].name ==InitMediaList[i].name && InitMediaList[i].id == MediaList[i].id)

        {

            InitMediaList[i].state ="1";

        }

    }

    for (unsigned int i= 0; i< InitMediaList.size(); i++)

    {

        QVariantMap srcInfo;

        srcInfo["id"] = QString::fromStdString(InitMediaList[i].id);

        srcInfo["name"] = QString::fromStdString(InitMediaList[i].name);

        srcInfo["state"] = QString::fromStdString(InitMediaList[i].state);

        m_mediaSourceList.push_back(srcInfo);

    }

    emit sigMediaSourceListChanged(m_mediaSourceList);

}

MenuList

    {

        id: mediaMainMenuList

        anchors{

            left: parent.left

            top: parent.top

        }

        listViewScrollBarActive: false

        ListModel: mediaSourceList

        ListDelegate: TListItemTextWithIcon {

            id: menuItemText

            textValue: modelData.name

            textColor: ""

            height: 65

            enabled: true

            iconSource: {

                var path = " "

                switch(modelData.name)

                {

                case :

                default:

                    break

                }

                 return  path 

            }

        }

    }