Don't bypass overwritten [set]data() methods in the proxy.
By calling itemData() of the source model directly, the result cannot contain data provided by the proxy model itself. The base class implementation however will call data() on the proxy instead. Change-Id: Ib0ef5f5621457adbfa4bd896a756dfcb98d0ae54 Reviewed-by: Stephen Kelly <stephen.kelly@kdab.com>
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@ -272,8 +272,7 @@ QVariant QAbstractProxyModel::headerData(int section, Qt::Orientation orientatio
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*/
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QMap<int, QVariant> QAbstractProxyModel::itemData(const QModelIndex &proxyIndex) const
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{
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Q_D(const QAbstractProxyModel);
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return d->model->itemData(mapToSource(proxyIndex));
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return QAbstractItemModel::itemData(proxyIndex);
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}
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/*!
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@ -299,8 +298,7 @@ bool QAbstractProxyModel::setData(const QModelIndex &index, const QVariant &valu
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*/
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bool QAbstractProxyModel::setItemData(const QModelIndex &index, const QMap< int, QVariant >& roles)
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{
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Q_D(QAbstractProxyModel);
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return d->model->setItemData(mapToSource(index), roles);
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return QAbstractItemModel::setItemData(index, roles);
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}
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/*!
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@ -79,6 +79,8 @@ private slots:
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void reset();
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void dataChanged();
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void itemData();
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protected:
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void verifyIdentity(QAbstractItemModel *model, const QModelIndex &parent = QModelIndex());
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@ -364,5 +366,29 @@ void tst_QIdentityProxyModel::dataChanged()
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m_proxy->setSourceModel(0);
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}
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class AppendStringProxy : public QIdentityProxyModel
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{
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public:
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QVariant data(const QModelIndex &index, int role) const
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{
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const QVariant result = sourceModel()->data(index, role);
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if (role != Qt::DisplayRole)
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return result;
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return result.toString() + "_appended";
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}
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};
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void tst_QIdentityProxyModel::itemData()
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{
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QStringListModel model(QStringList() << "Monday" << "Tuesday" << "Wednesday");
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AppendStringProxy proxy;
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proxy.setSourceModel(&model);
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const QModelIndex topIndex = proxy.index(0, 0);
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QCOMPARE(topIndex.data(Qt::DisplayRole).toString(), QStringLiteral("Monday_appended"));
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QCOMPARE(proxy.data(topIndex, Qt::DisplayRole).toString(), QStringLiteral("Monday_appended"));
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QCOMPARE(proxy.itemData(topIndex).value(Qt::DisplayRole).toString(), QStringLiteral("Monday_appended"));
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}
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QTEST_MAIN(tst_QIdentityProxyModel)
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#include "tst_qidentityproxymodel.moc"
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