From 2a390bb481a2433a239a9198e463c9337a26db59 Mon Sep 17 00:00:00 2001 From: Olivier Goffart Date: Mon, 25 May 2009 18:32:46 +0200 Subject: Fixed: QSortFilterProxyModel setDynamicSortFilter doesn't works when setting the model initially This was caused by two different bug: - In the QSortFilterProxyModel, we need to re-sort when setting the source model change the sorting column (happen when setting a model initially) - In the treeview, we need to activate the sorting even if there is no column yet (because the initial model is empty Task-number: 254234 Reviewed-by: Thierry BT: --- src/gui/itemviews/qheaderview.cpp | 4 ++- src/gui/itemviews/qsortfilterproxymodel.cpp | 3 ++- src/gui/itemviews/qtreeview.cpp | 8 +++--- .../tst_qsortfilterproxymodel.cpp | 10 ++++++++ tests/auto/qtreeview/tst_qtreeview.cpp | 29 +++++++++++++++++++++- 5 files changed, 48 insertions(+), 6 deletions(-) diff --git a/src/gui/itemviews/qheaderview.cpp b/src/gui/itemviews/qheaderview.cpp index dc63b25d3d..86ece4069b 100644 --- a/src/gui/itemviews/qheaderview.cpp +++ b/src/gui/itemviews/qheaderview.cpp @@ -1267,8 +1267,10 @@ void QHeaderView::setSortIndicator(int logicalIndex, Qt::SortOrder order) d->sortIndicatorSection = logicalIndex; d->sortIndicatorOrder = order; - if (logicalIndex >= d->sectionCount) + if (logicalIndex >= d->sectionCount) { + emit sortIndicatorChanged(logicalIndex, order); return; // nothing to do + } if (old != logicalIndex && ((logicalIndex >= 0 && resizeMode(logicalIndex) == ResizeToContents) diff --git a/src/gui/itemviews/qsortfilterproxymodel.cpp b/src/gui/itemviews/qsortfilterproxymodel.cpp index 43feda84b2..92dfd19a00 100644 --- a/src/gui/itemviews/qsortfilterproxymodel.cpp +++ b/src/gui/itemviews/qsortfilterproxymodel.cpp @@ -1518,7 +1518,8 @@ void QSortFilterProxyModel::setSourceModel(QAbstractItemModel *sourceModel) d->clear_mapping(); reset(); - d->update_source_sort_column(); + if (d->update_source_sort_column() && d->dynamic_sortfilter) + d->sort(); } /*! diff --git a/src/gui/itemviews/qtreeview.cpp b/src/gui/itemviews/qtreeview.cpp index 62c127705e..1070648705 100644 --- a/src/gui/itemviews/qtreeview.cpp +++ b/src/gui/itemviews/qtreeview.cpp @@ -246,7 +246,7 @@ void QTreeView::setModel(QAbstractItemModel *model) connect(d->model, SIGNAL(modelAboutToBeReset()), SLOT(_q_modelAboutToBeReset())); if (d->sortingEnabled) - sortByColumn(header()->sortIndicatorSection(), header()->sortIndicatorOrder()); + d->_q_sortIndicatorChanged(header()->sortIndicatorSection(), header()->sortIndicatorOrder()); } /*! @@ -846,17 +846,19 @@ void QTreeView::setExpanded(const QModelIndex &index, bool expanded) void QTreeView::setSortingEnabled(bool enable) { Q_D(QTreeView); - d->sortingEnabled = enable; header()->setSortIndicatorShown(enable); header()->setClickable(enable); if (enable) { + //sortByColumn has to be called before we connect or set the sortingEnabled flag + // because otherwise it will not call sort on the model. + sortByColumn(header()->sortIndicatorSection(), header()->sortIndicatorOrder()); connect(header(), SIGNAL(sortIndicatorChanged(int,Qt::SortOrder)), this, SLOT(_q_sortIndicatorChanged(int, Qt::SortOrder))); - sortByColumn(header()->sortIndicatorSection(), header()->sortIndicatorOrder()); } else { disconnect(header(), SIGNAL(sortIndicatorChanged(int,Qt::SortOrder)), this, SLOT(_q_sortIndicatorChanged(int, Qt::SortOrder))); } + d->sortingEnabled = enable; } bool QTreeView::isSortingEnabled() const diff --git a/tests/auto/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp b/tests/auto/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp index bd66fdf008..80d90a6790 100644 --- a/tests/auto/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp +++ b/tests/auto/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp @@ -2585,6 +2585,16 @@ void tst_QSortFilterProxyModel::task248868_dynamicSorting() QModelIndex index = proxy1.index(row, 0, QModelIndex()); QCOMPARE(proxy1.data(index, Qt::DisplayRole).toString(), expected.at(row)); } + + //set up the sorting before seting the model up + QSortFilterProxyModel proxy2; + proxy2.setDynamicSortFilter(true); + proxy2.sort(0); + proxy2.setSourceModel(&model2); + for (int row = 0; row < proxy2.rowCount(QModelIndex()); ++row) { + QModelIndex index = proxy2.index(row, 0, QModelIndex()); + QCOMPARE(proxy2.data(index, Qt::DisplayRole).toString(), expected.at(row)); + } } class QtTestModel: public QAbstractItemModel diff --git a/tests/auto/qtreeview/tst_qtreeview.cpp b/tests/auto/qtreeview/tst_qtreeview.cpp index 655ea4eb5a..54d661968f 100644 --- a/tests/auto/qtreeview/tst_qtreeview.cpp +++ b/tests/auto/qtreeview/tst_qtreeview.cpp @@ -225,6 +225,7 @@ private slots: void task238873_avoidAutoReopening(); void task244304_clickOnDecoration(); void task246536_scrollbarsNotWorking(); + void task254234_proxySort(); }; class QtTestModel: public QAbstractItemModel @@ -2493,7 +2494,6 @@ void tst_QTreeView::sortByColumn() QCOMPARE(view.header()->sortIndicatorSection(), 0); QCOMPARE(view.model()->data(view.model()->index(0,0)).toString(), QString::fromLatin1("a")); QCOMPARE(view.model()->data(view.model()->index(1,0)).toString(), QString::fromLatin1("b")); - } /* @@ -3272,5 +3272,32 @@ void tst_QTreeView::task246536_scrollbarsNotWorking() QVERIFY(o.count > 0); } +void tst_QTreeView::task254234_proxySort() +{ + //based on tst_QTreeView::sortByColumn + // it used not to work when setting the source of a proxy after enabling sorting + QTreeView view; + QStandardItemModel model(4,2); + model.setItem(0,0,new QStandardItem("b")); + model.setItem(1,0,new QStandardItem("d")); + model.setItem(2,0,new QStandardItem("c")); + model.setItem(3,0,new QStandardItem("a")); + model.setItem(0,1,new QStandardItem("e")); + model.setItem(1,1,new QStandardItem("g")); + model.setItem(2,1,new QStandardItem("h")); + model.setItem(3,1,new QStandardItem("f")); + + view.sortByColumn(1); + view.setSortingEnabled(true); + + QSortFilterProxyModel proxy; + proxy.setDynamicSortFilter(true); + view.setModel(&proxy); + proxy.setSourceModel(&model); + QCOMPARE(view.header()->sortIndicatorSection(), 1); + QCOMPARE(view.model()->data(view.model()->index(0,1)).toString(), QString::fromLatin1("h")); + QCOMPARE(view.model()->data(view.model()->index(1,1)).toString(), QString::fromLatin1("g")); +} + QTEST_MAIN(tst_QTreeView) #include "tst_qtreeview.moc" -- cgit v1.2.3