[QStandardItemModel] read from a different thread

[Santosh Reddy]

// invoke it and wait until finished
QMetaObject::invokeMethod(this, "getItems", Qt::BlockingQueuedConnection, Q_RETURN_ARG(QList<SomeDataItem>, items));

// invoke it and wait until finished
QMetaObject::invokeMethod(this, "getItems", Qt::BlockingQueuedConnection, Q_RETURN_ARG(QList<SomeDataItem>, items));

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Invoke and continue / return don't wait (that is purpose of multi-threading). When the thread is done let it emit a signal and wait for the model to read the data.