2017-10-16 20:11 GMT+02:00 Nuno Santos <nunosan...@imaginando.pt>: > Hi, > > I have for the first time defined a QAbstractItemModel to use on Qml > because I needed to have a filtered version of this model > using QSortFilterProxyModel. > > I have the documentation here -> http://doc.qt.io/archives/ > qt-5.5/qtquick-modelviewsdata-cppmodels.html and followed the example > given. I have defined the following roles: > > enum PatchRoles { > IdRole = Qt::UserRole + 1, > NameRole, > ModifiedRole, > TagsRole, > ModelDataRole > }; > > And then under data retrieval method: > > QVariant IPatchManagerModel::data(const QModelIndex & index, int role) > const > { > if (index.row() < 0 || index.row() >= _patches.count()) > return QVariant(); > > IPatch* patch = _patches.at(index.row()); > > if (role == IdRole) > return patch->id(); > else if (role == NameRole) > return patch->nameLabel(); > else if (role == ModifiedRole) > return patch->modified(); > else if (role == TagsRole) > return patch->tags(); > else if (role == ModelDataRole) > * return qVariantFromValue((void *) patch);* > > return QVariant(); > } > > Every role works except modelData, whenever I try to access it it gives me > null on the Qml side. > > Does anyone knows what am I doing wrong? > > Thanks, > > Regards, > > Nuno > > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest > > I'm gonna go out on a limb and say that the QML engine can't deal with void* type. What type is patch? Put it in the variant as a QObject* instead if you can.
Regards
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