QModelIndex senderIdx = Client::messageModel()->index(i, ChatLineModel::SenderColumn);
QString sender = senderIdx.data(ChatLineModel::EditRole).toString();
QString contents = idx.data(ChatLineModel::DisplayRole).toString();
QModelIndex senderIdx = Client::messageModel()->index(i, ChatLineModel::SenderColumn);
QString sender = senderIdx.data(ChatLineModel::EditRole).toString();
QString contents = idx.data(ChatLineModel::DisplayRole).toString();