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qt5base-lts/tests/auto/widgets/itemviews/qtreewidget/tst_qtreewidget.cpp
Luca Beldi 1dcfb09c5b emit layoutAboutToBeChanged timely 
layoutAboutToBeChanged must be called before
persistentIndexList as the user might create persistent indexes
as a response to the signal

Fixes: QTBUG-93466
Pick-to: 6.2 5.15
Change-Id: I73c24501f536ef9b6092c3374821497f0a8f0de4
Reviewed-by: David Faure <david.faure@kdab.com>
2021-07-20 21:27:27 +01:00

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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QApplication>
#include <QHeaderView>
#include <QLineEdit>
#include <QScrollBar>
#include <QSignalSpy>
#include <QStyledItemDelegate>
#include <QTreeWidget>
#include <QTreeWidgetItemIterator>
#include <QTest>
class tst_QTreeWidget : public QObject
{
Q_OBJECT
public:
tst_QTreeWidget() = default;
public slots:
void initTestCase();
void cleanupTestCase();
void init();
void cleanup();
private slots:
void getSetCheck();
void addTopLevelItem();
void currentItem_data();
void currentItem();
void editItem_data();
void editItem();
void takeItem_data();
void takeItem();
void removeChild_data();
void removeChild();
void setItemHidden();
void setItemHidden2();
void selectedItems_data();
void selectedItems();
void itemAssignment();
void clone_data();
void clone();
void expand_data();
void expand();
void checkState_data();
void checkState();
void findItems_data();
void findItems();
void findItemsInColumn();
void sortItems_data();
void sortItems();
void deleteItems_data();
void deleteItems();
void itemAboveOrBelow();
void itemStreaming_data();
void itemStreaming();
void insertTopLevelItems_data();
void insertTopLevelItems();
void keyboardNavigation();
void keyboardNavigationWithHidden();
void scrollToItem();
void setSortingEnabled();
void match();
void columnCount();
void setHeaderLabels();
void setHeaderItem();
void itemWidget_data();
void itemWidget();
void insertItemsWithSorting_data();
void insertItemsWithSorting();
void insertExpandedItemsWithSorting_data();
void insertExpandedItemsWithSorting();
void changeDataWithSorting_data();
void changeDataWithSorting();
void changeDataWithStableSorting_data();
void changeDataWithStableSorting();
void sizeHint_data();
void sizeHint();
void sortedIndexOfChild_data();
void sortedIndexOfChild();
void defaultRowSizes();
void task191552_rtl();
void task203673_selection();
void rootItemFlags();
void task218661_setHeaderData();
void task245280_sortChildren();
void task253109_itemHeight();
void nonEditableTristate();
// QTreeWidgetItem
void itemOperatorLessThan();
void addChild();
void setData();
void enableDisable();
void expandAndCallapse();
void itemData();
void setDisabled();
void setSpanned();
void removeSelectedItem();
void removeCurrentItem();
void removeCurrentItem_task186451();
void randomExpand();
void crashTest();
void sortAndSelect();
void task206367_duplication();
void selectionOrder();
void setSelectionModel();
void task217309();
void setCurrentItemExpandsParent();
void task239150_editorWidth();
void setTextUpdate();
void taskQTBUG2844_visualItemRect();
void setChildIndicatorPolicy();
void taskQTBUG_34717_collapseAtBottom();
void task20345_sortChildren();
void getMimeDataWithInvalidItem();
void testVisualItemRect();
void reparentHiddenItem();
void persistentChildIndex();
void createPersistentOnLayoutAboutToBeChanged();
void createPersistentOnLayoutAboutToBeChangedAutoSort();
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
void clearItemData();
#endif
public slots:
void itemSelectionChanged();
void emitDataChanged();
public:
class PublicTreeWidget : public QTreeWidget
{
public:
using QTreeWidget::indexFromItem;
using QTreeWidget::mimeData;
using QTreeWidget::sizeHintForColumn;
void deleteCurrent() { delete currentItem(); }
};
class PublicTreeItem : public QTreeWidgetItem
{
public:
using QTreeWidgetItem::QTreeWidgetItem;
using QTreeWidgetItem::emitDataChanged;
};
private:
PublicTreeWidget *testWidget = nullptr;
};
// Testing get/set functions
void tst_QTreeWidget::getSetCheck()
{
QTreeWidget obj1;
// int QTreeWidget::columnCount()
// void QTreeWidget::setColumnCount(int)
obj1.setColumnCount(0);
QCOMPARE(obj1.columnCount(), 0);
obj1.setColumnCount(std::numeric_limits<int>::min());
QCOMPARE(obj1.columnCount(), 0);
//obj1.setColumnCount(INT_MAX);
//QCOMPARE(obj1.columnCount(), INT_MAX);
// Since setColumnCount allocates memory, there is no way this will succeed
obj1.setColumnCount(100);
QCOMPARE(obj1.columnCount(), 100);
// QTreeWidgetItem * QTreeWidget::headerItem()
// void QTreeWidget::setHeaderItem(QTreeWidgetItem *)
QTreeWidgetItem *var2 = new QTreeWidgetItem();
obj1.setHeaderItem(var2);
QCOMPARE(obj1.headerItem(), var2);
obj1.setHeaderItem(nullptr);
// QCOMPARE(obj1.headerItem(), nullptr);
// QTreeWidgetItem * QTreeWidget::currentItem()
// void QTreeWidget::setCurrentItem(QTreeWidgetItem *)
QTreeWidgetItem *var3 = new QTreeWidgetItem(&obj1);
obj1.setCurrentItem(var3);
QCOMPARE(obj1.currentItem(), var3);
obj1.setCurrentItem(nullptr);
QCOMPARE(obj1.currentItem(), nullptr);
}
using IntList = QList<int>;
using ListIntList = QList<IntList>;
using PersistentModelIndexVec = QList<QPersistentModelIndex>;
using TreeItem = QTreeWidgetItem;
using TreeItemList = QList<TreeItem *>;
Q_DECLARE_METATYPE(Qt::Orientation)
Q_DECLARE_METATYPE(QTreeWidgetItem*)
Q_DECLARE_METATYPE(TreeItemList)
void tst_QTreeWidget::initTestCase()
{
qMetaTypeId<Qt::Orientation>();
qRegisterMetaType<QTreeWidgetItem*>("QTreeWidgetItem*");
qRegisterMetaType<QList<QPersistentModelIndex>>("QList<QPersistentModelIndex>");
qRegisterMetaType<QAbstractItemModel::LayoutChangeHint>("QAbstractItemModel::LayoutChangeHint");
testWidget = new PublicTreeWidget();
testWidget->show();
QVERIFY(QTest::qWaitForWindowExposed(testWidget));
}
void tst_QTreeWidget::cleanupTestCase()
{
testWidget->hide();
delete testWidget;
}
void tst_QTreeWidget::init()
{
testWidget->clear();
testWidget->setColumnCount(2);
}
void tst_QTreeWidget::cleanup()
{
}
TreeItem *operator<<(TreeItem *parent, const TreeItemList &children)
{
for (TreeItem *child : children)
parent->addChild(child);
return parent;
}
static void populate(QTreeWidget *widget, const TreeItemList &topLevelItems,
TreeItem *headerItem = nullptr)
{
widget->clear();
widget->setHeaderItem(headerItem);
for (TreeItem *item : topLevelItems)
widget->addTopLevelItem(item);
}
void tst_QTreeWidget::addTopLevelItem()
{
QTreeWidget tree;
QCOMPARE(tree.topLevelItemCount(), 0);
// try to add 0
tree.addTopLevelItem(nullptr);
QCOMPARE(tree.topLevelItemCount(), 0);
QCOMPARE(tree.indexOfTopLevelItem(nullptr), -1);
// add one at a time
QList<TreeItem *> tops;
for (int i = 0; i < 10; ++i) {
TreeItem *ti = new TreeItem();
QCOMPARE(tree.indexOfTopLevelItem(ti), -1);
tree.addTopLevelItem(ti);
QCOMPARE(tree.topLevelItemCount(), i+1);
QCOMPARE(tree.topLevelItem(i), ti);
QCOMPARE(tree.topLevelItem(-1), nullptr);
QCOMPARE(tree.indexOfTopLevelItem(ti), i);
QCOMPARE(ti->parent(), nullptr);
tree.addTopLevelItem(ti);
QCOMPARE(tree.topLevelItemCount(), i+1);
tops.append(ti);
}
// delete one at a time
while (!tops.isEmpty()) {
TreeItem *ti = tops.takeFirst();
delete ti;
QCOMPARE(tree.topLevelItemCount(), tops.count());
for (int i = 0; i < tops.count(); ++i)
QCOMPARE(tree.topLevelItem(i), tops.at(i));
}
// add none
{
int count = tree.topLevelItemCount();
tree.addTopLevelItems(tops);
QCOMPARE(tree.topLevelItemCount(), count);
}
// add many at a time
{
const int count = 10;
for (int i = 0; i < 100; i += count) {
tops.clear();
for (int j = 0; j < count; ++j)
tops << new TreeItem(QStringList(QString::number(j)));
tree.addTopLevelItems(tops);
QCOMPARE(tree.topLevelItemCount(), count + i);
for (int j = 0; j < count; ++j)
QCOMPARE(tree.topLevelItem(i+j), tops.at(j));
tree.addTopLevelItems(tops);
QCOMPARE(tree.topLevelItemCount(), count + i);
}
}
// insert
{
tops.clear();
for (int i = 0; i < 10; ++i)
tops << new TreeItem();
int count = tree.topLevelItemCount();
tree.insertTopLevelItems(count, tops);
QCOMPARE(tree.topLevelItemCount(), count + 10);
}
// invalid insert
{
tops.clear();
for (int i = 0; i < 10; ++i)
tops << new TreeItem();
int count = tree.topLevelItemCount();
tree.insertTopLevelItems(100000, tops); // should be a no-op
QCOMPARE(tree.topLevelItemCount(), count);
}
}
void tst_QTreeWidget::currentItem_data()
{
QTest::addColumn<TreeItemList>("topLevelItems");
QTest::newRow("only top-level items, 2 columns")
<< (TreeItemList()
<< new TreeItem({"a", "b"})
<< new TreeItem({"c", "d"}));
TreeItemList lst;
lst << (new TreeItem({"a", "b"})
<< (TreeItemList()
<< new TreeItem({"c", "d"})
<< new TreeItem({"c", "d"})
)
)
<< (new TreeItem({"e", "f"})
<< (TreeItemList()
<< new TreeItem({"g", "h"})
<< new TreeItem({"g", "h"})
)
);
QTest::newRow("hierarchy, 2 columns") << lst;
}
void tst_QTreeWidget::currentItem()
{
QFETCH(TreeItemList, topLevelItems);
QTreeWidget tree;
tree.show();
populate(&tree, topLevelItems, new TreeItem({"1", "2"}));
QTreeWidgetItem *previous = nullptr;
for (int x = 0; x < 2; ++x) {
tree.setSelectionBehavior(x ? QAbstractItemView::SelectItems
: QAbstractItemView::SelectRows);
QSignalSpy currentItemChangedSpy(
&tree, &QTreeWidget::currentItemChanged);
QSignalSpy itemSelectionChangedSpy(
&tree, &QTreeWidget::itemSelectionChanged);
QTreeWidgetItemIterator it(&tree);
// do all items
while (QTreeWidgetItem *item = (*it++)) {
tree.setCurrentItem(item);
QCOMPARE(tree.currentItem(), item);
QCOMPARE(currentItemChangedSpy.count(), 1);
QVariantList args = currentItemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(1)), previous);
QCOMPARE(itemSelectionChangedSpy.count(), 1);
itemSelectionChangedSpy.clear();
previous = item;
// do all columns
for (int col = 0; col < item->columnCount(); ++col) {
tree.setCurrentItem(item, col);
QCOMPARE(tree.currentItem(), item);
QCOMPARE(tree.currentColumn(), col);
if (!currentItemChangedSpy.isEmpty()) {
// ### we get a currentItemChanged() when what really
// changed was just currentColumn(). Should it be like this?
QCOMPARE(currentItemChangedSpy.count(), 1);
QVariantList args = currentItemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(1)), item);
if (tree.selectionBehavior() == QAbstractItemView::SelectItems) {
QCOMPARE(itemSelectionChangedSpy.count(), 1);
itemSelectionChangedSpy.clear();
} else {
QCOMPARE(itemSelectionChangedSpy.count(), 0);
}
}
}
}
}
// can't set the headerItem to be the current item
tree.setCurrentItem(tree.headerItem());
QCOMPARE(tree.currentItem(), nullptr);
}
void tst_QTreeWidget::editItem_data()
{
QTest::addColumn<TreeItemList>("topLevelItems");
{
TreeItemList list;
for (int i = 0; i < 10; i++) {
TreeItem *item = new TreeItem(QStringList() << "col1" << "col2");
if ((i & 1) == 0)
item->setFlags(item->flags() | Qt::ItemIsEditable);
else
item->setFlags(item->flags() & ~Qt::ItemIsEditable);
list << item;
}
QTest::newRow("2 columns, only even items editable")
<< list;
}
}
void tst_QTreeWidget::editItem()
{
if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"), Qt::CaseInsensitive))
QSKIP("Wayland: This fails. Figure out why.");
QFETCH(TreeItemList, topLevelItems);
QTreeWidget tree;
populate(&tree, topLevelItems, new TreeItem(QStringList() << "1" << "2"));
tree.show();
QVERIFY(QTest::qWaitForWindowActive(&tree));
QSignalSpy itemChangedSpy(&tree, &QTreeWidget::itemChanged);
QTreeWidgetItemIterator it(&tree);
while (QTreeWidgetItem *item = (*it++)) {
for (int col = 0; col < item->columnCount(); ++col) {
if (!(item->flags() & Qt::ItemIsEditable))
QTest::ignoreMessage(QtWarningMsg, "edit: editing failed");
tree.editItem(item, col);
QCoreApplication::processEvents();
QCoreApplication::processEvents();
QLineEdit *editor = tree.findChild<QLineEdit*>();
if (editor) {
QVERIFY(item->flags() & Qt::ItemIsEditable);
QCOMPARE(editor->selectedText(), editor->text());
QTest::keyClick(editor, Qt::Key_A);
QTest::keyClick(editor, Qt::Key_Enter);
QCoreApplication::processEvents();
QCOMPARE(itemChangedSpy.count(), 1);
QVariantList args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem *>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), col);
} else {
QVERIFY(!(item->flags() & Qt::ItemIsEditable));
}
}
}
}
void tst_QTreeWidget::takeItem_data()
{
QTest::addColumn<int>("index");
QTest::addColumn<bool>("topLevel");
QTest::addColumn<bool>("outOfBounds");
QTest::newRow("First, topLevel") << 0 << true << false;
QTest::newRow("Last, topLevel") << 2 << true << false;
QTest::newRow("Middle, topLevel") << 1 << true << false;
QTest::newRow("Out of bounds, toplevel, (index: -1)") << -1 << true << true;
QTest::newRow("Out of bounds, toplevel, (index: 3)") << 3 << true << true;
QTest::newRow("First, child of topLevel") << 0 << false << false;
QTest::newRow("Last, child of topLevel") << 2 << false << false;
QTest::newRow("Middle, child of topLevel") << 1 << false << false;
QTest::newRow("Out of bounds, child of toplevel, (index: -1)") << -1 << false << true;
QTest::newRow("Out of bounds, child of toplevel, (index: 3)") << 3 << false << true;
}
void tst_QTreeWidget::takeItem()
{
QFETCH(int, index);
QFETCH(bool, topLevel);
QFETCH(bool, outOfBounds);
for (int i = 0; i < 3; ++i) {
QTreeWidgetItem *top = new QTreeWidgetItem(testWidget);
top->setText(0, QStringLiteral("top") + QString::number(i));
for (int j = 0; j < 3; ++j) {
QTreeWidgetItem *child = new QTreeWidgetItem(top);
child->setText(0, QStringLiteral("child") + QString::number(j));
}
}
QCOMPARE(testWidget->topLevelItemCount(), 3);
QCOMPARE(testWidget->topLevelItem(0)->childCount(), 3);
if (topLevel) {
int count = testWidget->topLevelItemCount();
QTreeWidgetItem *item = testWidget->takeTopLevelItem(index);
if (outOfBounds) {
QCOMPARE(item, nullptr);
QCOMPARE(count, testWidget->topLevelItemCount());
} else {
QCOMPARE(item->text(0), QStringLiteral("top") + QString::number(index));
QCOMPARE(count-1, testWidget->topLevelItemCount());
delete item;
}
} else {
int count = testWidget->topLevelItem(0)->childCount();
QTreeWidgetItem *item = testWidget->topLevelItem(0)->takeChild(index);
if (outOfBounds) {
QCOMPARE(item, nullptr);
QCOMPARE(count, testWidget->topLevelItem(0)->childCount());
} else {
QCOMPARE(item->text(0), QStringLiteral("child") + QString::number(index));
QCOMPARE(count-1, testWidget->topLevelItem(0)->childCount());
delete item;
}
}
}
void tst_QTreeWidget::removeChild_data()
{
QTest::addColumn<int>("childCount");
QTest::addColumn<int>("removeAt");
QTest::newRow("10 remove 3") << 10 << 3;
}
void tst_QTreeWidget::removeChild()
{
QFETCH(int, childCount);
QFETCH(int, removeAt);
const QScopedPointer<QTreeWidgetItem> root(new QTreeWidgetItem);
for (int i = 0; i < childCount; ++i)
new QTreeWidgetItem(root.data(), QStringList(QString::number(i)));
QCOMPARE(root->childCount(), childCount);
for (int j = 0; j < childCount; ++j)
QCOMPARE(root->child(j)->text(0), QString::number(j));
const QScopedPointer<QTreeWidgetItem> remove(root->child(removeAt));
root->removeChild(remove.data());
QCOMPARE(root->childCount(), childCount - 1);
for (int k = 0; k < childCount; ++k) {
if (k == removeAt)
QCOMPARE(remove->text(0), QString::number(k));
else if (k < removeAt)
QCOMPARE(root->child(k)->text(0), QString::number(k));
else if (k > removeAt)
QCOMPARE(root->child(k - 1)->text(0), QString::number(k));
}
}
void tst_QTreeWidget::setItemHidden()
{
QTreeWidgetItem *parent = new QTreeWidgetItem(testWidget);
parent->setText(0, "parent");
QTreeWidgetItem *child = new QTreeWidgetItem(parent);
child->setText(0, "child");
QVERIFY(child->parent());
testWidget->expandItem(parent);
testWidget->scrollToItem(child);
QVERIFY(testWidget->visualItemRect(parent).isValid()
&& testWidget->viewport()->rect().intersects(testWidget->visualItemRect(parent)));
QVERIFY(testWidget->visualItemRect(child).isValid()
&& testWidget->viewport()->rect().intersects(testWidget->visualItemRect(child)));
QVERIFY(!parent->isHidden());
QVERIFY(!child->isHidden());
parent->setHidden(true);
QVERIFY(!(testWidget->visualItemRect(parent).isValid()
&& testWidget->viewport()->rect().intersects(testWidget->visualItemRect(parent))));
QVERIFY(!(testWidget->visualItemRect(child).isValid()
&& testWidget->viewport()->rect().intersects(testWidget->visualItemRect(child))));
QVERIFY(parent->isHidden());
QVERIFY(!child->isHidden());
// From task 78670 (This caused an core dump)
// Check if we can set an item visible if it already is visible.
parent->setHidden(false);
parent->setHidden(false);
QVERIFY(!parent->isHidden());
// hide, hide and then unhide.
parent->setHidden(true);
parent->setHidden(true);
parent->setHidden(false);
QVERIFY(!parent->isHidden());
}
void tst_QTreeWidget::setItemHidden2()
{
// From Task 78587
const QStringList hl({"ID", "Desc"});
testWidget->setColumnCount(hl.count());
testWidget->setHeaderLabels(hl);
testWidget->setSortingEnabled(true);
QTreeWidgetItem *top = new QTreeWidgetItem(testWidget);
top->setText(0, "ItemList");
for (int i = 1; i <= 4; i++) {
auto leaf = new QTreeWidgetItem(top);
leaf->setText(0, QString::number(i));
leaf->setText(1, QStringLiteral("Item %1").arg(i));
}
if (testWidget->topLevelItemCount() > 0) {
top = testWidget->topLevelItem(0);
top->setExpanded(true);
}
if (testWidget->topLevelItemCount() > 0) {
top = testWidget->topLevelItem(0);
for (int i = 0; i < top->childCount(); i++) {
auto leaf = top->child(i);
if (leaf->text(0).toInt() % 2 == 0) {
if (!leaf->isHidden())
leaf->setHidden(true);
}
}
}
}
void tst_QTreeWidget::selectedItems_data()
{
QTest::addColumn<int>("topLevel");
QTest::addColumn<int>("children");
QTest::addColumn<bool>("closeTopLevel");
QTest::addColumn<ListIntList>("selectedItems");
QTest::addColumn<ListIntList>("hiddenItems");
QTest::addColumn<ListIntList>("expectedItems");
ListIntList selectedItems;
ListIntList hiddenItems;
ListIntList expectedItems;
selectedItems.clear(); hiddenItems.clear(); expectedItems.clear();
selectedItems
<< (IntList()
<< 0);
expectedItems
<< (IntList() << 0);
QTest::newRow("2 top with 2 children, closed, top0 selected, no hidden")
<< 2 << 2 << true << selectedItems << hiddenItems << expectedItems;
selectedItems.clear(); hiddenItems.clear(); expectedItems.clear();
selectedItems
<< (IntList()
<< 0 << 0);
expectedItems
<< (IntList() << 0 << 0);
QTest::newRow("2 top with 2 children, closed, top0child0 selected, no hidden")
<< 2 << 2 << true << selectedItems << hiddenItems << expectedItems;
selectedItems.clear(); hiddenItems.clear(); expectedItems.clear();
selectedItems
<< (IntList()
<< 0 << 0);
expectedItems
<< (IntList()
<< 0 << 0);
QTest::newRow("2 top with 2 children, open, top0child0 selected, no hidden")
<< 2 << 2 << false << selectedItems << hiddenItems << expectedItems;
selectedItems.clear(); hiddenItems.clear(); expectedItems.clear();
selectedItems << (IntList() << 0);
hiddenItems << (IntList() << 0);
QTest::newRow("2 top with 2 children, closed, top0 selected, top0 hidden")
<< 2 << 2 << true << selectedItems << hiddenItems << expectedItems;
selectedItems.clear(); hiddenItems.clear(); expectedItems.clear();
selectedItems << (IntList() << 0 << 0);
hiddenItems << (IntList() << 0);
expectedItems << (IntList() << 0 << 0);
QTest::newRow("2 top with 2 children, closed, top0child0 selected, top0 hidden")
<< 2 << 2 << true << selectedItems << hiddenItems << expectedItems;
selectedItems.clear(); hiddenItems.clear(); expectedItems.clear();
selectedItems
<< (IntList() << 0)
<< (IntList() << 0 << 0)
<< (IntList() << 0 << 1)
<< (IntList() << 1)
<< (IntList() << 1 << 0)
<< (IntList() << 1 << 1);
expectedItems
<< (IntList() << 0)
<< (IntList() << 0 << 0)
<< (IntList() << 0 << 1)
<< (IntList() << 1)
<< (IntList() << 1 << 0)
<< (IntList() << 1 << 1);
QTest::newRow("2 top with 2 children, closed, all selected, no hidden")
<< 2 << 2 << true << selectedItems << hiddenItems << expectedItems;
selectedItems.clear(); hiddenItems.clear(); expectedItems.clear();
selectedItems
<< (IntList() << 0)
<< (IntList() << 0 << 0)
<< (IntList() << 0 << 1)
<< (IntList() << 1)
<< (IntList() << 1 << 0)
<< (IntList() << 1 << 1);
hiddenItems
<< (IntList() << 0);
expectedItems
//<< (IntList() << 0)
<< (IntList() << 0 << 0)
<< (IntList() << 0 << 1)
<< (IntList() << 1)
<< (IntList() << 1 << 0)
<< (IntList() << 1 << 1);
QTest::newRow("2 top with 2 children, closed, all selected, top0 hidden")
<< 2 << 2 << true << selectedItems << hiddenItems << expectedItems;
selectedItems.clear(); hiddenItems.clear(); expectedItems.clear();
selectedItems
<< (IntList() << 0)
<< (IntList() << 0 << 0)
<< (IntList() << 0 << 1)
<< (IntList() << 1)
<< (IntList() << 1 << 0)
<< (IntList() << 1 << 1);
hiddenItems
<< (IntList() << 0 << 1)
<< (IntList() << 1);
expectedItems
<< (IntList() << 0)
<< (IntList() << 0 << 0)
//<< (IntList() << 0 << 1)
//<< (IntList() << 1)
<< (IntList() << 1 << 0)
<< (IntList() << 1 << 1);
QTest::newRow("2 top with 2 children, closed, all selected, top0child1 and top1")
<< 2 << 2 << true << selectedItems << hiddenItems << expectedItems;
}
void tst_QTreeWidget::selectedItems()
{
QFETCH(int, topLevel);
QFETCH(int, children);
QFETCH(bool, closeTopLevel);
QFETCH(const ListIntList, selectedItems);
QFETCH(const ListIntList, hiddenItems);
QFETCH(const ListIntList, expectedItems);
// create items
for (int t = 0; t < topLevel; ++t) {
QTreeWidgetItem *top = new QTreeWidgetItem(testWidget);
const QString topS = QLatin1String("top") + QString::number(t);
top->setText(0, topS);
for (int c = 0; c < children; ++c) {
QTreeWidgetItem *child = new QTreeWidgetItem(top);
child->setText(0, topS + QLatin1String("child") + QString::number(c));
}
}
// set selected
for (const auto &itemPath : selectedItems) {
QTreeWidgetItem *item = nullptr;
for (int index : itemPath) {
if (!item)
item = testWidget->topLevelItem(index);
else
item = item->child(index);
}
item->setSelected(true);
}
// hide rows
for (const auto &itemPath : hiddenItems) {
QTreeWidgetItem *item = nullptr;
for (int index : itemPath) {
if (!item)
item = testWidget->topLevelItem(index);
else
item = item->child(index);
}
item->setHidden(true);
}
// open/close toplevel
for (int i = 0; i < testWidget->topLevelItemCount(); ++i) {
if (closeTopLevel)
testWidget->collapseItem(testWidget->topLevelItem(i));
else
testWidget->expandItem(testWidget->topLevelItem(i));
}
// check selectedItems
const auto sel = testWidget->selectedItems();
QCOMPARE(sel.count(), expectedItems.count());
for (const auto &itemPath : expectedItems) {
QTreeWidgetItem *item = nullptr;
for (int index : itemPath) {
if (!item)
item = testWidget->topLevelItem(index);
else
item = item->child(index);
}
if (item)
QVERIFY(sel.contains(item));
}
// compare isSelected
for (int t = 0; t < testWidget->topLevelItemCount(); ++t) {
QTreeWidgetItem *top = testWidget->topLevelItem(t);
if (top->isSelected() && !top->isHidden())
QVERIFY(sel.contains(top));
for (int c = 0; c < top->childCount(); ++c) {
QTreeWidgetItem *child = top->child(c);
if (child->isSelected() && !child->isHidden())
QVERIFY(sel.contains(child));
}
}
// unselect
for (const auto &itemPath : selectedItems) {
QTreeWidgetItem *item = nullptr;
for (int index : itemPath) {
if (!item)
item = testWidget->topLevelItem(index);
else
item = item->child(index);
}
item->setSelected(false);
}
QCOMPARE(testWidget->selectedItems().count(), 0);
}
void tst_QTreeWidget::itemAssignment()
{
// create item with children and parent but not insert in the view
QTreeWidgetItem grandParent;
QTreeWidgetItem *parent = new QTreeWidgetItem(&grandParent);
parent->setText(0, "foo");
parent->setText(1, "bar");
for (int i = 0; i < 5; ++i) {
QTreeWidgetItem *child = new QTreeWidgetItem(parent);
child->setText(0, "bingo");
child->setText(1, "bango");
}
QCOMPARE(parent->parent(), &grandParent);
QVERIFY(!parent->treeWidget());
QCOMPARE(parent->columnCount(), 2);
QCOMPARE(parent->text(0), QString("foo"));
QCOMPARE(parent->childCount(), 5);
QCOMPARE(parent->child(0)->parent(), parent);
// create item which is inserted in the widget
QTreeWidgetItem item(testWidget);
item.setText(0, "baz");
QVERIFY(!item.parent());
QCOMPARE(item.treeWidget(), testWidget);
QCOMPARE(item.columnCount(), 1);
QCOMPARE(item.text(0), QString("baz"));
QCOMPARE(item.childCount(), 0);
// assign and test
*parent = item;
QCOMPARE(parent->parent(), &grandParent);
QVERIFY(!parent->treeWidget());
QCOMPARE(parent->columnCount(), 1);
QCOMPARE(parent->text(0), QString("baz"));
QCOMPARE(parent->childCount(), 5);
QCOMPARE(parent->child(0)->parent(), parent);
}
void tst_QTreeWidget::clone_data()
{
QTest::addColumn<int>("column");
QTest::addColumn<int>("topLevelIndex");
QTest::addColumn<int>("childIndex");
QTest::addColumn<QStringList>("topLevelText");
QTest::addColumn<QStringList>("childText");
QTest::addColumn<bool>("cloneChild");
QTest::newRow("clone parent with child") << 0 << 0 << 0
<< (QStringList() << "some text")
<< (QStringList() << "more text")
<< false;
QTest::newRow("clone child") << 0 << 0 << 0
<< (QStringList() << "some text")
<< (QStringList() << "more text")
<< true;
}
void tst_QTreeWidget::clone()
{
QFETCH(int, column);
QFETCH(int, topLevelIndex);
QFETCH(int, childIndex);
QFETCH(const QStringList, topLevelText);
QFETCH(const QStringList, childText);
QFETCH(bool, cloneChild);
for (const QString &tl : topLevelText) {
QTreeWidgetItem *item = new QTreeWidgetItem(testWidget);
item->setText(column, tl);
for (const QString &cl : childText) {
QTreeWidgetItem *child = new QTreeWidgetItem(item);
child->setText(column, cl);
}
}
QTreeWidgetItem *original = testWidget->topLevelItem(topLevelIndex);
QTreeWidgetItem *copy = original->clone();
QCOMPARE(copy->text(column), original->text(column));
QCOMPARE(copy->childCount(), original->childCount());
QVERIFY(!copy->parent());
QVERIFY(!copy->treeWidget());
QTreeWidgetItem *originalChild = original->child(childIndex);
QTreeWidgetItem *copiedChild = cloneChild ? originalChild->clone() : copy->child(childIndex);
QVERIFY(copiedChild != originalChild);
QCOMPARE(copiedChild->text(column), originalChild->text(column));
QCOMPARE(copiedChild->childCount(), originalChild->childCount());
QCOMPARE(copiedChild->parent(), cloneChild ? nullptr : copy);
QVERIFY(!copiedChild->treeWidget());
if (cloneChild)
delete copiedChild;
delete copy;
}
void tst_QTreeWidget::expand_data()
{
QTest::addColumn<int>("topLevelIndex");
QTest::addColumn<int>("topLevelCount");
QTest::addColumn<int>("childIndex");
QTest::addColumn<int>("childCount");
QTest::newRow("the only test data for now") << 0 << 1 << 0 << 1;
}
void tst_QTreeWidget::expand()
{
QFETCH(int, topLevelIndex);
QFETCH(int, topLevelCount);
QFETCH(int, childIndex);
QFETCH(int, childCount);
for (int i = 0; i < topLevelCount; ++i) {
QTreeWidgetItem *item = new QTreeWidgetItem(testWidget);
for (int j = 0; j < childCount; ++j)
new QTreeWidgetItem(item);
}
QTreeWidgetItem *topLevelItem = testWidget->topLevelItem(topLevelIndex);
QTreeWidgetItem *childItem = topLevelItem->child(childIndex);
QVERIFY(!topLevelItem->isExpanded());
topLevelItem->setExpanded(true);
QVERIFY(topLevelItem->isExpanded());
QVERIFY(!childItem->isExpanded());
childItem->setExpanded(true);
QVERIFY(childItem->isExpanded());
QVERIFY(topLevelItem->isExpanded());
topLevelItem->setExpanded(false);
QVERIFY(!topLevelItem->isExpanded());
QVERIFY(childItem->isExpanded());
childItem->setExpanded(false);
QVERIFY(!childItem->isExpanded());
}
void tst_QTreeWidget::checkState_data()
{
}
void tst_QTreeWidget::checkState()
{
QTreeWidgetItem *item = new QTreeWidgetItem(testWidget);
item->setCheckState(0, Qt::Unchecked);
QTreeWidgetItem *firstChild = new QTreeWidgetItem(item);
firstChild->setCheckState(0, Qt::Unchecked);
QTreeWidgetItem *seccondChild = new QTreeWidgetItem(item);
seccondChild->setCheckState(0, Qt::Unchecked);
QCOMPARE(item->checkState(0), Qt::Unchecked);
QCOMPARE(firstChild->checkState(0), Qt::Unchecked);
QCOMPARE(seccondChild->checkState(0), Qt::Unchecked);
firstChild->setCheckState(0, Qt::Checked);
QCOMPARE(item->checkState(0), Qt::Unchecked);
QCOMPARE(firstChild->checkState(0), Qt::Checked);
QCOMPARE(seccondChild->checkState(0), Qt::Unchecked);
item->setFlags(item->flags()|Qt::ItemIsAutoTristate);
QCOMPARE(item->checkState(0), Qt::PartiallyChecked);
QCOMPARE(firstChild->checkState(0), Qt::Checked);
QCOMPARE(seccondChild->checkState(0), Qt::Unchecked);
seccondChild->setCheckState(0, Qt::Checked);
QCOMPARE(item->checkState(0), Qt::Checked);
QCOMPARE(firstChild->checkState(0), Qt::Checked);
QCOMPARE(seccondChild->checkState(0), Qt::Checked);
firstChild->setCheckState(0, Qt::Unchecked);
seccondChild->setCheckState(0, Qt::Unchecked);
QCOMPARE(item->checkState(0), Qt::Unchecked);
QCOMPARE(firstChild->checkState(0), Qt::Unchecked);
QCOMPARE(seccondChild->checkState(0), Qt::Unchecked);
// Can't force the state to PartiallyChecked; state comes from children
item->setCheckState(0, Qt::PartiallyChecked);
QCOMPARE(item->checkState(0), Qt::Unchecked);
QCOMPARE(firstChild->checkState(0), Qt::Unchecked);
QCOMPARE(seccondChild->checkState(0), Qt::Unchecked);
}
void tst_QTreeWidget::findItems_data()
{
QTest::addColumn<int>("column");
QTest::addColumn<QStringList>("topLevelText");
QTest::addColumn<QStringList>("childText");
QTest::addColumn<QString>("pattern");
QTest::addColumn<int>("resultCount");
QTest::addColumn<QStringList>("resultText");
QTest::newRow("find in toplevel")
<< 0
<< (QStringList() << "This is a text" << "This is another" << "This is the one")
<< (QStringList() << "A child" << "This is not the one" << "And yet another child")
<< "This is the one"
<< 1
<< (QStringList() << "This is the one");
QTest::newRow("find child")
<< 0
<< (QStringList() << "This is a text" << "This is another" << "This is the one")
<< (QStringList() << "A child" << "This is not the one" << "And yet another child")
<< "A child"
<< 3 // once for each branch
<< (QStringList() << "A child");
}
void tst_QTreeWidget::findItems()
{
QFETCH(int, column);
QFETCH(const QStringList, topLevelText);
QFETCH(const QStringList, childText);
QFETCH(QString, pattern);
QFETCH(int, resultCount);
QFETCH(const QStringList, resultText);
for (const QString &tl : topLevelText) {
QTreeWidgetItem *item = new QTreeWidgetItem(testWidget);
item->setText(column, tl);
for (const QString &cl : childText) {
QTreeWidgetItem *child = new QTreeWidgetItem(item);
child->setText(column, cl);
}
}
QList<QTreeWidgetItem*> result = testWidget->findItems(pattern,
Qt::MatchExactly|Qt::MatchRecursive);
QCOMPARE(result.count(), resultCount);
for (int k = 0; k < result.count() && k < resultText.count(); ++k)
QCOMPARE(result.at(k)->text(column), resultText.at(k));
}
void tst_QTreeWidget::findItemsInColumn()
{
// Create 5 root items.
for (int i = 0; i < 5; i++)
new QTreeWidgetItem(testWidget, QStringList() << QString::number(i));
// Create a child with two columns for each root item.
for (int i = 0; i < 5; i++) {
QTreeWidgetItem * const parent = testWidget->topLevelItem(i);
new QTreeWidgetItem(parent, QStringList() << QString::number(i * 10) << QString::number(i * 100));
}
// Recursively search column one for 400.
QList<QTreeWidgetItem*> items = testWidget->findItems("400", Qt::MatchExactly|Qt::MatchRecursive, 1);
QCOMPARE(items.count(), 1);
}
void tst_QTreeWidget::sortItems_data()
{
QTest::addColumn<int>("column");
QTest::addColumn<Qt::SortOrder>("order");
QTest::addColumn<QStringList>("topLevelText");
QTest::addColumn<QStringList>("childText");
QTest::addColumn<QStringList>("topLevelResult");
QTest::addColumn<QStringList>("childResult");
QTest::addColumn<IntList>("expectedTopRows");
QTest::addColumn<IntList>("expectedChildRows");
QTest::newRow("ascending order")
<< 0
<< Qt::AscendingOrder
<< (QStringList() << "c" << "d" << "a" << "b")
<< (QStringList() << "e" << "h" << "g" << "f")
<< (QStringList() << "a" << "b" << "c" << "d")
<< (QStringList() << "e" << "f" << "g" << "h")
<< (IntList() << 2 << 3 << 0 << 1)
<< (IntList() << 0 << 3 << 2 << 1);
QTest::newRow("descending order")
<< 0
<< Qt::DescendingOrder
<< (QStringList() << "c" << "d" << "a" << "b")
<< (QStringList() << "e" << "h" << "g" << "f")
<< (QStringList() << "d" << "c" << "b" << "a")
<< (QStringList() << "h" << "g" << "f" << "e")
<< (IntList() << 1 << 0 << 3 << 2)
<< (IntList() << 3 << 0 << 1 << 2);
}
void tst_QTreeWidget::sortItems()
{
QFETCH(int, column);
QFETCH(Qt::SortOrder, order);
QFETCH(QStringList, topLevelText);
QFETCH(QStringList, childText);
QFETCH(QStringList, topLevelResult);
QFETCH(QStringList, childResult);
QFETCH(IntList, expectedTopRows);
QFETCH(IntList, expectedChildRows);
testWidget->setSortingEnabled(false);
for (const QString &tl : topLevelText) {
QTreeWidgetItem *item = new QTreeWidgetItem(testWidget);
item->setText(column, tl);
for (const QString &cl : childText) {
QTreeWidgetItem *child = new QTreeWidgetItem(item);
child->setText(column, cl);
}
}
QAbstractItemModel *model = testWidget->model();
PersistentModelIndexVec tops;
for (int r = 0; r < model->rowCount(QModelIndex()); ++r)
tops.push_back(model->index(r, 0, QModelIndex()));
PersistentModelIndexVec children;
for (int s = 0; s < model->rowCount(tops.constFirst()); ++s)
children.push_back(model->index(s, 0, tops.constFirst()));
testWidget->sortItems(column, order);
QCOMPARE(testWidget->sortColumn(), column);
for (int k = 0; k < topLevelResult.count(); ++k) {
QTreeWidgetItem *item = testWidget->topLevelItem(k);
QCOMPARE(item->text(column), topLevelResult.at(k));
for (int l = 0; l < childResult.count(); ++l)
QCOMPARE(item->child(l)->text(column), childResult.at(l));
}
for (int m = 0; m < tops.count(); ++m)
QCOMPARE(tops.at(m).row(), expectedTopRows.at(m));
for (int n = 0; n < children.count(); ++n)
QCOMPARE(children.at(n).row(), expectedChildRows.at(n));
}
void tst_QTreeWidget::deleteItems_data()
{
QTest::addColumn<int>("topLevelCount");
QTest::addColumn<int>("childCount");
QTest::addColumn<int>("grandChildCount");
QTest::addColumn<int>("deleteTopLevelCount");
QTest::addColumn<int>("deleteChildCount");
QTest::addColumn<int>("deleteGrandChildCount");
QTest::addColumn<int>("expectedTopLevelCount");
QTest::addColumn<int>("expectedChildCount");
QTest::addColumn<int>("expectedGrandChildCount");
QTest::addColumn<int>("persistentRow");
QTest::addColumn<int>("persistentColumn");
QTest::addColumn<bool>("persistentIsValid");
QTest::newRow("start with 10, delete 1")
<< 10 << 10 << 10
<< 1 << 1 << 1
<< 9 << 9 << 9
<< 0 << 0 << false;
QTest::newRow("start with 10, delete 5")
<< 10 << 10 << 10
<< 5 << 5 << 5
<< 5 << 5 << 5
<< 0 << 0 << false;
QTest::newRow("mixed")
<< 10 << 13 << 7
<< 3 << 7 << 4
<< 7 << 6 << 3
<< 0 << 0 << false;
QTest::newRow("all")
<< 10 << 10 << 10
<< 10 << 10 << 10
<< 0 << 0 << 0
<< 0 << 0 << false;
}
void tst_QTreeWidget::deleteItems()
{
QFETCH(int, topLevelCount);
QFETCH(int, childCount);
QFETCH(int, grandChildCount);
QFETCH(int, deleteTopLevelCount);
QFETCH(int, deleteChildCount);
QFETCH(int, deleteGrandChildCount);
QFETCH(int, expectedTopLevelCount);
QFETCH(int, expectedChildCount);
QFETCH(int, expectedGrandChildCount);
QFETCH(int, persistentRow);
QFETCH(int, persistentColumn);
QFETCH(bool, persistentIsValid);
for (int i = 0; i < topLevelCount; ++i) {
QTreeWidgetItem *top = new QTreeWidgetItem(testWidget);
for (int j = 0; j < childCount; ++j) {
QTreeWidgetItem *child = new QTreeWidgetItem(top);
for (int k = 0; k < grandChildCount; ++k) {
new QTreeWidgetItem(child);
}
}
}
QPersistentModelIndex persistent = testWidget->model()->index(persistentRow,
persistentColumn);
QVERIFY(persistent.isValid());
QTreeWidgetItem *top = testWidget->topLevelItem(0);
QTreeWidgetItem *child = top->child(0);
for (int n = 0; n < deleteGrandChildCount; ++n)
delete child->child(0);
QCOMPARE(child->childCount(), expectedGrandChildCount);
for (int m = 0; m < deleteChildCount; ++m)
delete top->child(0);
QCOMPARE(top->childCount(), expectedChildCount);
for (int l = 0; l < deleteTopLevelCount; ++l)
delete testWidget->topLevelItem(0);
QCOMPARE(testWidget->topLevelItemCount(), expectedTopLevelCount);
QCOMPARE(persistent.isValid(), persistentIsValid);
}
void tst_QTreeWidget::itemAboveOrBelow()
{
QTreeWidget tw;
tw.setColumnCount(1);
QTreeWidgetItem *twi = new QTreeWidgetItem(&tw, QStringList() << "Test");
QTreeWidgetItem *twi2 = new QTreeWidgetItem(&tw, QStringList() << "Test 2");
QTreeWidgetItem *twi3 = new QTreeWidgetItem(&tw, QStringList() << "Test 3");
tw.show();
QCOMPARE(tw.itemAbove(twi2), twi);
QCOMPARE(tw.itemBelow(twi2), twi3);
}
void tst_QTreeWidget::itemStreaming_data()
{
QTest::addColumn<QString>("text");
QTest::addColumn<QString>("toolTip");
QTest::addColumn<int>("column");
QTest::newRow("Data") << "item text" << "tool tip text" << 0;
}
void tst_QTreeWidget::itemStreaming()
{
QFETCH(QString, text);
QFETCH(QString, toolTip);
QFETCH(int, column);
QTreeWidgetItem item(testWidget);
QCOMPARE(item.text(column), QString());
QCOMPARE(item.toolTip(column), QString());
item.setText(column, text);
item.setToolTip(column, toolTip);
QCOMPARE(item.text(column), text);
QCOMPARE(item.toolTip(column), toolTip);
QByteArray buffer;
QDataStream out(&buffer, QIODevice::WriteOnly);
out << item;
QTreeWidgetItem item2(testWidget);
QCOMPARE(item2.text(column), QString());
QCOMPARE(item2.toolTip(column), QString());
QVERIFY(!buffer.isEmpty());
QDataStream in(&buffer, QIODevice::ReadOnly);
in >> item2;
QCOMPARE(item2.text(column), text);
QCOMPARE(item2.toolTip(column), toolTip);
}
void tst_QTreeWidget::insertTopLevelItems_data()
{
QTest::addColumn<QStringList>("initialText");
QTest::addColumn<QStringList>("insertText");
QTest::addColumn<int>("insertTopLevelIndex");
QTest::addColumn<int>("expectedTopLevelIndex");
QTest::addColumn<int>("insertChildIndex");
QTest::addColumn<int>("expectedChildIndex");
const QStringList initial{ "foo", "bar" };
const QStringList insert{ "baz" };
QTest::newRow("Insert at count") << initial << insert
<< initial.count() << initial.count()
<< initial.count() << initial.count();
QTest::newRow("Insert in the middle") << initial << insert
<< (initial.count() / 2) << (initial.count() / 2)
<< (initial.count() / 2) << (initial.count() / 2);
QTest::newRow("Insert less than 0") << initial << insert
<< -1 << -1
<< -1 << -1;
QTest::newRow("Insert beyond count") << initial << insert
<< initial.count() + 1 << -1
<< initial.count() + 1 << -1;
}
void tst_QTreeWidget::insertTopLevelItems()
{
QFETCH(QStringList, initialText);
QFETCH(QStringList, insertText);
QFETCH(int, insertTopLevelIndex);
QFETCH(int, expectedTopLevelIndex);
QFETCH(int, insertChildIndex);
QFETCH(int, expectedChildIndex);
testWidget->setSortingEnabled(false);
{ // insert the initial items
QCOMPARE(testWidget->topLevelItemCount(), 0);
for (int i = 0; i < initialText.count(); ++i) {
QTreeWidgetItem *top = new QTreeWidgetItem(QStringList(initialText.at(i)));
testWidget->addTopLevelItem(top);
QCOMPARE(testWidget->indexOfTopLevelItem(top), i);
}
QCOMPARE(testWidget->topLevelItemCount(), initialText.count());
}
{ // test adding children
QTreeWidgetItem *topLevel = testWidget->topLevelItem(0);
for (int i = 0; i < initialText.count(); ++i)
topLevel->addChild(new QTreeWidgetItem(QStringList(initialText.at(i))));
QCOMPARE(topLevel->childCount(), initialText.count());
}
{ // test adding more top level items
QTreeWidgetItem *topsy = new QTreeWidgetItem(QStringList(insertText.at(0)));
testWidget->insertTopLevelItem(insertTopLevelIndex, topsy);
if (expectedTopLevelIndex == -1) {
QCOMPARE(testWidget->topLevelItemCount(), initialText.count());
delete topsy;
} else {
QTreeWidgetItem *item = testWidget->topLevelItem(expectedTopLevelIndex);
QVERIFY(item != nullptr);
QCOMPARE(item->text(0), insertText.at(0));
QCOMPARE(testWidget->indexOfTopLevelItem(item), expectedTopLevelIndex);
}
}
{ // test adding more children
QTreeWidgetItem *topLevel = testWidget->topLevelItem(0);
QVERIFY(topLevel != nullptr);
QTreeWidgetItem *child = new QTreeWidgetItem(QStringList(insertText.at(0)));
topLevel->insertChild(insertChildIndex, child);
if (expectedChildIndex == -1) {
QCOMPARE(topLevel->childCount(), initialText.count());
delete child;
} else {
QTreeWidgetItem *item = topLevel->child(expectedChildIndex);
QVERIFY(item != nullptr);
QCOMPARE(item->text(0), insertText.at(0));
}
}
}
static void fillTreeWidget(QTreeWidgetItem *parent, int rows)
{
const int columns = parent->treeWidget()->columnCount();
for (int r = 0; r < rows; ++r) {
const QString prefix = QLatin1String("[r:") + QString::number(r) + QLatin1String(",c:");
QTreeWidgetItem *w = new QTreeWidgetItem(parent);
for (int c = 0; c < columns; ++c)
w->setText(c, prefix + QString::number(c) + QLatin1Char(']'));
fillTreeWidget(w, rows - r - 1);
}
}
static void fillTreeWidget(QTreeWidget *tree, int rows)
{
for (int r = 0; r < rows; ++r) {
QTreeWidgetItem *w = new QTreeWidgetItem();
const QString prefix = QLatin1String("[r:") + QString::number(r) + QLatin1String(",c:");
for (int c = 0; c < tree->columnCount(); ++c)
w->setText(c, prefix + QString::number(c) + QLatin1Char(']'));
tree->insertTopLevelItem(r, w);
fillTreeWidget(w, rows - r - 1);
}
}
void tst_QTreeWidget::keyboardNavigation()
{
int rows = 8;
fillTreeWidget(testWidget, rows);
const QList<Qt::Key> keymoves {
Qt::Key_Down, Qt::Key_Right, Qt::Key_Left, Qt::Key_Down, Qt::Key_Down, Qt::Key_Down,
Qt::Key_Down, Qt::Key_Right, Qt::Key_Up, Qt::Key_Left, Qt::Key_Left, Qt::Key_Up,
Qt::Key_Down, Qt::Key_Up, Qt::Key_Up, Qt::Key_Up, Qt::Key_Up, Qt::Key_Up,
Qt::Key_Up, Qt::Key_Down, Qt::Key_Right, Qt::Key_Down, Qt::Key_Down, Qt::Key_Down,
Qt::Key_Right, Qt::Key_Down, Qt::Key_Down, Qt::Key_Left, Qt::Key_Left, Qt::Key_Up,
Qt::Key_Down, Qt::Key_Up, Qt::Key_Up, Qt::Key_Up, Qt::Key_Left, Qt::Key_Down,
Qt::Key_Right, Qt::Key_Right, Qt::Key_Right, Qt::Key_Left, Qt::Key_Left, Qt::Key_Right,
Qt::Key_Left
};
int row = 0;
QTreeWidgetItem *item = testWidget->topLevelItem(0);
testWidget->setCurrentItem(item);
QCOMPARE(testWidget->currentItem(), item);
QCoreApplication::processEvents();
QScrollBar *scrollBar = testWidget->horizontalScrollBar();
for (const Qt::Key key : keymoves) {
int valueBeforeClick = scrollBar->value();
const bool checkScroll = (valueBeforeClick >= scrollBar->singleStep());
QTest::keyClick(testWidget, key);
QCoreApplication::processEvents();
switch (key) {
case Qt::Key_Up:
if (row > 0) {
if (item->parent())
item = item->parent()->child(row - 1);
else
item = testWidget->topLevelItem(row - 1);
row -= 1;
} else if (item->parent()) {
item = item->parent();
row = item->parent() ? item->parent()->indexOfChild(item) : testWidget->indexOfTopLevelItem(item);
}
break;
case Qt::Key_Down:
if (item->isExpanded()) {
row = 0;
item = item->child(row);
} else {
row = qMin(rows - 1, row + 1);
if (item->parent())
item = item->parent()->child(row);
else
item = testWidget->topLevelItem(row);
}
break;
case Qt::Key_Left:
if (checkScroll) {
QVERIFY(item->isExpanded());
QCOMPARE(scrollBar->value(), valueBeforeClick - scrollBar->singleStep());
}
// windows style right will walk to the parent
if (testWidget->currentItem() != item) {
QCOMPARE(testWidget->currentItem(), item->parent());
item = testWidget->currentItem();
row = item->parent() ? item->parent()->indexOfChild(item) : testWidget->indexOfTopLevelItem(item);;
}
break;
case Qt::Key_Right:
if (checkScroll)
QCOMPARE(scrollBar->value(), valueBeforeClick + scrollBar->singleStep());
// windows style right will walk to the first child
if (testWidget->currentItem() != item) {
QCOMPARE(testWidget->currentItem()->parent(), item);
row = item->indexOfChild(testWidget->currentItem());
item = testWidget->currentItem();
QCOMPARE(row, 0);
}
break;
default:
QFAIL(qPrintable(QStringLiteral("Unexpected key: %1").arg(key)));
}
QTreeWidgetItem *current = testWidget->currentItem();
QCOMPARE(current->text(0), QLatin1String("[r:") + QString::number(row) + QLatin1String(",c:0]"));
if (current->parent())
QCOMPARE(current->parent()->indexOfChild(current), row);
else
QCOMPARE(testWidget->indexOfTopLevelItem(current), row);
}
}
void tst_QTreeWidget::keyboardNavigationWithHidden()
{
QTreeWidget tw;
for (int i = 0; i < 1000; ++i)
tw.addTopLevelItem(new QTreeWidgetItem({QString::number(i), QStringLiteral("second col")}));
// QTBUG-34832 - when first/last item is hidden,
// Key_PageUp/Down/Home/End will not work as expected.
tw.topLevelItem(0)->setHidden(true);
tw.topLevelItem(tw.model()->rowCount() - 1)->setHidden(true);
// PageUp
tw.setCurrentIndex(tw.model()->index(2, 0));
QCOMPARE(tw.currentIndex(), tw.model()->index(2, 0));
QTest::keyClick(tw.viewport(), Qt::Key_PageUp);
QCOMPARE(tw.currentIndex(), tw.model()->index(1, 0));
// PageDown
tw.setCurrentIndex(tw.model()->index(tw.model()->rowCount() - 3, 0));
QCOMPARE(tw.currentIndex(), tw.model()->index(tw.model()->rowCount() - 3, 0));
QTest::keyClick(tw.viewport(), Qt::Key_PageDown);
QCOMPARE(tw.currentIndex(), tw.model()->index(tw.model()->rowCount() - 2, 0));
// Key_Home
QTest::keyClick(tw.viewport(), Qt::Key_Home);
QCOMPARE(tw.currentIndex(), tw.model()->index(1, 0));
// Key_End
QTest::keyClick(tw.viewport(), Qt::Key_End);
QCOMPARE(tw.currentIndex(), tw.model()->index(tw.model()->rowCount() - 2, 0));
}
void tst_QTreeWidget::scrollToItem()
{
// Check if all parent nodes of the item found are expanded.
// Reported in task #78761
QTreeWidgetItem *search = nullptr;
for (int i = 0; i < 2; ++i) {
QTreeWidgetItem *bar = new QTreeWidgetItem(testWidget);
bar->setText(0, QString::number(i));
for (int j = 0; j < 2; ++j) {
QTreeWidgetItem *foo = new QTreeWidgetItem(bar);
foo->setText(0, bar->text(0) + QString::number(j));
for (int k = 0; k < 2; ++k) {
search = new QTreeWidgetItem(foo);
search->setText(0, foo->text(0) + QString::number(k));
}
}
}
testWidget->setHeaderLabels(QStringList() << "foo");
testWidget->scrollToItem(search);
QCOMPARE(search->text(0), QLatin1String("111"));
QTreeWidgetItem *par = search->parent();
QVERIFY(par->isExpanded());
par = par->parent();
QVERIFY(par->isExpanded());
}
// From task #85413
void tst_QTreeWidget::setSortingEnabled()
{
const QStringList hl{ "ID" };
testWidget->setColumnCount(hl.count());
testWidget->setHeaderLabels(hl);
QTreeWidgetItem *item1 = new QTreeWidgetItem(testWidget);
QTreeWidgetItem *item2 = new QTreeWidgetItem(testWidget);
testWidget->setSortingEnabled(true);
QCOMPARE(testWidget->isSortingEnabled(), true);
QCOMPARE(testWidget->isSortingEnabled(), testWidget->header()->isSortIndicatorShown());
QCOMPARE(testWidget->topLevelItem(0), item1);
QCOMPARE(testWidget->topLevelItem(1), item2);
// Make sure we do it twice
testWidget->setSortingEnabled(true);
QCOMPARE(testWidget->isSortingEnabled(), true);
QCOMPARE(testWidget->isSortingEnabled(), testWidget->header()->isSortIndicatorShown());
testWidget->setSortingEnabled(false);
QCOMPARE(testWidget->isSortingEnabled(), false);
QCOMPARE(testWidget->isSortingEnabled(), testWidget->header()->isSortIndicatorShown());
testWidget->setSortingEnabled(false);
QCOMPARE(testWidget->isSortingEnabled(), false);
QCOMPARE(testWidget->isSortingEnabled(), testWidget->header()->isSortIndicatorShown());
// And back again so that we make sure that we test the transition from false to true
testWidget->setSortingEnabled(true);
QCOMPARE(testWidget->isSortingEnabled(), true);
QCOMPARE(testWidget->isSortingEnabled(), testWidget->header()->isSortIndicatorShown());
testWidget->setSortingEnabled(true);
QCOMPARE(testWidget->isSortingEnabled(), true);
QCOMPARE(testWidget->isSortingEnabled(), testWidget->header()->isSortIndicatorShown());
testWidget->setSortingEnabled(false);
}
void tst_QTreeWidget::addChild()
{
QTreeWidget tree;
for (int x = 0; x < 2; ++x) {
QTreeWidget *view = x ? &tree : static_cast<QTreeWidget*>(nullptr);
QTreeWidgetItem *item = new QTreeWidgetItem(view);
QCOMPARE(item->childCount(), 0);
// try to add 0
item->addChild(nullptr);
QCOMPARE(item->childCount(), 0);
QCOMPARE(item->indexOfChild(nullptr), -1);
// add one at a time
QList<QTreeWidgetItem*> children;
for (int i = 0; i < 10; ++i) {
QTreeWidgetItem *child = new QTreeWidgetItem();
item->addChild(child);
QCOMPARE(item->childCount(), i+1);
QCOMPARE(item->child(i), child);
QCOMPARE(item->indexOfChild(child), i);
QCOMPARE(child->parent(), item);
QCOMPARE(child->treeWidget(), view);
item->addChild(child);
QCOMPARE(item->childCount(), i+1);
children.append(child);
}
// take them all
QList<QTreeWidgetItem*> taken = item->takeChildren();
QCOMPARE(taken, children);
QCOMPARE(item->childCount(), 0);
for (int i = 0; i < taken.count(); ++i) {
QCOMPARE(taken.at(i)->parent(), nullptr);
QCOMPARE(taken.at(i)->treeWidget(), nullptr);
item->addChild(taken.at(i)); // re-add
}
// delete one at a time
while (!children.isEmpty()) {
QTreeWidgetItem *ti = children.takeFirst();
delete ti;
QCOMPARE(item->childCount(), children.count());
for (int i = 0; i < children.count(); ++i)
QCOMPARE(item->child(i), children.at(i));
}
// add none
{
int count = item->childCount();
item->addChildren(QList<QTreeWidgetItem*>());
QCOMPARE(item->childCount(), count);
}
// add many at a time
const int count = 10;
for (int i = 0; i < 100; i += count) {
QList<QTreeWidgetItem*> list;
for (int j = 0; j < count; ++j)
list << new QTreeWidgetItem(QStringList(QString::number(j)));
item->addChildren(list);
QCOMPARE(item->childCount(), count + i);
for (int j = 0; j < count; ++j) {
QCOMPARE(item->child(i+j), list.at(j));
QCOMPARE(item->child(i+j)->parent(), item);
}
item->addChildren(list);
QCOMPARE(item->childCount(), count + i);
}
if (!view)
delete item;
}
}
void tst_QTreeWidget::setData()
{
{
QTreeWidgetItem *headerItem = new QTreeWidgetItem();
headerItem->setText(0, "Item1");
testWidget->setHeaderItem(headerItem);
QSignalSpy headerDataChangedSpy(
testWidget->model(), &QAbstractItemModel::headerDataChanged);
QSignalSpy dataChangedSpy(
testWidget->model(), &QAbstractItemModel::dataChanged);
QSignalSpy itemChangedSpy(
testWidget, &QTreeWidget::itemChanged);
headerItem->setText(0, "test");
QCOMPARE(dataChangedSpy.count(), 0);
QCOMPARE(headerDataChangedSpy.count(), 1);
QCOMPARE(itemChangedSpy.count(), 0); // no itemChanged() signal for header item
headerItem->setData(-1, -1, QVariant());
}
{
QSignalSpy itemChangedSpy(
testWidget, &QTreeWidget::itemChanged);
QTreeWidgetItem *item = new QTreeWidgetItem();
testWidget->addTopLevelItem(item);
for (int x = 0; x < 2; ++x) {
for (int i = 1; i <= 2; ++i) {
for (int j = 0; j < 5; ++j) {
QVariantList args;
const QString iS = QString::number(i);
const QString text = QLatin1String("text ") + iS;
item->setText(j, text);
QCOMPARE(item->text(j), text);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setText(j, text);
QCOMPARE(itemChangedSpy.count(), 0);
QPixmap pixmap(32, 32);
pixmap.fill((i == 1) ? Qt::red : Qt::green);
QIcon icon(pixmap);
item->setIcon(j, icon);
QCOMPARE(item->icon(j), icon);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setIcon(j, icon);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
const QString toolTip = QLatin1String("toolTip ") + iS;
item->setToolTip(j, toolTip);
QCOMPARE(item->toolTip(j), toolTip);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setToolTip(j, toolTip);
QCOMPARE(itemChangedSpy.count(), 0);
const QString statusTip = QLatin1String("statusTip ") + iS;
item->setStatusTip(j, statusTip);
QCOMPARE(item->statusTip(j), statusTip);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setStatusTip(j, statusTip);
QCOMPARE(itemChangedSpy.count(), 0);
const QString whatsThis = QLatin1String("whatsThis ") + iS;
item->setWhatsThis(j, whatsThis);
QCOMPARE(item->whatsThis(j), whatsThis);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setWhatsThis(j, whatsThis);
QCOMPARE(itemChangedSpy.count(), 0);
QSize sizeHint(64*i, 48*i);
item->setSizeHint(j, sizeHint);
QCOMPARE(item->sizeHint(j), sizeHint);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setSizeHint(j, sizeHint);
QCOMPARE(itemChangedSpy.count(), 0);
QFont font;
item->setFont(j, font);
QCOMPARE(item->font(j), font);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setFont(j, font);
QCOMPARE(itemChangedSpy.count(), 0);
Qt::Alignment textAlignment((i == 1)
? Qt::AlignLeft|Qt::AlignVCenter
: Qt::AlignRight);
item->setTextAlignment(j, textAlignment);
QCOMPARE(item->textAlignment(j), int(textAlignment));
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setTextAlignment(j, textAlignment);
QCOMPARE(itemChangedSpy.count(), 0);
QColor backgroundColor((i == 1) ? Qt::blue : Qt::yellow);
item->setBackground(j, backgroundColor);
QCOMPARE(item->background(j).color(), backgroundColor);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setBackground(j, backgroundColor);
QCOMPARE(itemChangedSpy.count(), 0);
const QColor foregroundColor((i == 1) ? Qt::green : Qt::cyan);
item->setForeground(j, foregroundColor);
QCOMPARE(item->foreground(j), foregroundColor);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setForeground(j, foregroundColor);
QCOMPARE(itemChangedSpy.count(), 0);
Qt::CheckState checkState((i == 1) ? Qt::PartiallyChecked : Qt::Checked);
item->setCheckState(j, checkState);
QCOMPARE(item->checkState(j), checkState);
QCOMPARE(itemChangedSpy.count(), 1);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setCheckState(j, checkState);
QCOMPARE(itemChangedSpy.count(), 0);
QCOMPARE(item->text(j), text);
QCOMPARE(item->icon(j), icon);
QCOMPARE(item->toolTip(j), toolTip);
QCOMPARE(item->statusTip(j), statusTip);
QCOMPARE(item->whatsThis(j), whatsThis);
QCOMPARE(item->sizeHint(j), sizeHint);
QCOMPARE(item->font(j), font);
QCOMPARE(item->textAlignment(j), int(textAlignment));
QCOMPARE(item->background(j).color(), backgroundColor);
QCOMPARE(item->foreground(j), foregroundColor);
QCOMPARE(item->checkState(j), checkState);
QCOMPARE(qvariant_cast<QString>(item->data(j, Qt::DisplayRole)), text);
QCOMPARE(qvariant_cast<QIcon>(item->data(j, Qt::DecorationRole)), icon);
QCOMPARE(qvariant_cast<QString>(item->data(j, Qt::ToolTipRole)), toolTip);
QCOMPARE(qvariant_cast<QString>(item->data(j, Qt::StatusTipRole)), statusTip);
QCOMPARE(qvariant_cast<QString>(item->data(j, Qt::WhatsThisRole)), whatsThis);
QCOMPARE(qvariant_cast<QSize>(item->data(j, Qt::SizeHintRole)), sizeHint);
QCOMPARE(qvariant_cast<QFont>(item->data(j, Qt::FontRole)), font);
QCOMPARE(qvariant_cast<int>(item->data(j, Qt::TextAlignmentRole)), int(textAlignment));
QCOMPARE(qvariant_cast<QBrush>(item->data(j, Qt::BackgroundRole)), QBrush(backgroundColor));
QCOMPARE(qvariant_cast<QColor>(item->data(j, Qt::ForegroundRole)), foregroundColor);
QCOMPARE(qvariant_cast<int>(item->data(j, Qt::CheckStateRole)), int(checkState));
item->setBackground(j, pixmap);
QCOMPARE(item->background(j).texture(), pixmap);
QCOMPARE(qvariant_cast<QBrush>(item->data(j, Qt::BackgroundRole)).texture(), pixmap);
args = itemChangedSpy.takeFirst();
QCOMPARE(qvariant_cast<QTreeWidgetItem*>(args.at(0)), item);
QCOMPARE(qvariant_cast<int>(args.at(1)), j);
item->setBackground(j, pixmap);
QCOMPARE(itemChangedSpy.count(), 0);
item->setData(j, Qt::DisplayRole, QVariant());
item->setData(j, Qt::DecorationRole, QVariant());
item->setData(j, Qt::ToolTipRole, QVariant());
item->setData(j, Qt::StatusTipRole, QVariant());
item->setData(j, Qt::WhatsThisRole, QVariant());
item->setData(j, Qt::SizeHintRole, QVariant());
item->setData(j, Qt::FontRole, QVariant());
item->setData(j, Qt::TextAlignmentRole, QVariant());
item->setData(j, Qt::BackgroundRole, QVariant());
item->setData(j, Qt::ForegroundRole, QVariant());
item->setData(j, Qt::CheckStateRole, QVariant());
QCOMPARE(itemChangedSpy.count(), 11);
itemChangedSpy.clear();
QCOMPARE(item->data(j, Qt::DisplayRole).toString(), QString());
QCOMPARE(item->data(j, Qt::DecorationRole), QVariant());
QCOMPARE(item->data(j, Qt::ToolTipRole), QVariant());
QCOMPARE(item->data(j, Qt::StatusTipRole), QVariant());
QCOMPARE(item->data(j, Qt::WhatsThisRole), QVariant());
QCOMPARE(item->data(j, Qt::SizeHintRole), QVariant());
QCOMPARE(item->data(j, Qt::FontRole), QVariant());
QCOMPARE(item->data(j, Qt::TextAlignmentRole), QVariant());
QCOMPARE(item->data(j, Qt::BackgroundRole), QVariant());
QCOMPARE(item->data(j, Qt::ForegroundRole), QVariant());
QCOMPARE(item->data(j, Qt::CheckStateRole), QVariant());
}
}
}
// ### add more data types here
item->setData(0, Qt::DisplayRole, 5);
QCOMPARE(item->data(0, Qt::DisplayRole).userType(), QMetaType::Int);
item->setData(0, Qt::DisplayRole, "test");
QCOMPARE(item->data(0, Qt::DisplayRole).userType(), QMetaType::QString);
item->setData(0, Qt::DisplayRole, 0.4);
QCOMPARE(item->data(0, Qt::DisplayRole).userType(), QMetaType::Double);
delete item;
}
}
class QTreeWidgetDataChanged : public QTreeWidget
{
Q_OBJECT
public:
using QTreeWidget::QTreeWidget;
void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight,
const QList<int> &roles) override
{
QTreeWidget::dataChanged(topLeft, bottomRight, roles);
currentRoles = roles;
}
QList<int> currentRoles;
};
void tst_QTreeWidget::itemData()
{
QTreeWidgetDataChanged widget;
QTreeWidgetItem item(&widget);
widget.setColumnCount(2);
item.setFlags(item.flags() | Qt::ItemIsEditable);
item.setData(0, Qt::DisplayRole, QString("0"));
QCOMPARE(widget.currentRoles, QList<int>({ Qt::DisplayRole, Qt::EditRole }));
item.setData(0, Qt::CheckStateRole, Qt::PartiallyChecked);
QCOMPARE(widget.currentRoles, QList<int> { Qt::CheckStateRole });
for (int i = 0; i < 4; ++i) {
item.setData(0, Qt::UserRole + i, QString::number(i + 1));
QCOMPARE(widget.currentRoles, QList<int> { Qt::UserRole + i });
}
QMap<int, QVariant> flags = widget.model()->itemData(widget.model()->index(0, 0));
QCOMPARE(flags.count(), 6);
for (int i = 0; i < 4; ++i)
QCOMPARE(flags[Qt::UserRole + i].toString(), QString::number(i + 1));
flags = widget.model()->itemData(widget.model()->index(0, 1));
QCOMPARE(flags.count(), 0);
item.setBackground(0, QBrush(Qt::red));
item.setForeground(0, QBrush(Qt::green));
item.setSizeHint(0, QSize(10, 10));
QCOMPARE(item.data(0, Qt::BackgroundRole), QVariant(QBrush(Qt::red)));
QCOMPARE(item.data(0, Qt::ForegroundRole), QVariant(QBrush(Qt::green)));
QCOMPARE(item.data(0, Qt::SizeHintRole), QVariant(QSize(10, 10)));
// an empty brush should result in a QVariant()
item.setBackground(0, QBrush());
item.setForeground(0, QBrush());
item.setSizeHint(0, QSize());
QCOMPARE(item.data(0, Qt::BackgroundRole), QVariant());
QCOMPARE(item.data(0, Qt::ForegroundRole), QVariant());
QCOMPARE(item.data(0, Qt::SizeHintRole), QVariant());
}
void tst_QTreeWidget::enableDisable()
{
const QScopedPointer<QTreeWidgetItem> itm(new QTreeWidgetItem);
for (int i = 0; i < 10; ++i)
new QTreeWidgetItem(itm.data());
// make sure all items are enabled
QVERIFY(itm->flags() & Qt::ItemIsEnabled);
for (int j = 0; j < itm->childCount(); ++j)
QVERIFY(itm->child(j)->flags() & Qt::ItemIsEnabled);
// disable root and make sure they are all disabled
itm->setFlags(itm->flags() & ~Qt::ItemIsEnabled);
QVERIFY(!(itm->flags() & Qt::ItemIsEnabled));
for (int k = 0; k < itm->childCount(); ++k)
QVERIFY(!(itm->child(k)->flags() & Qt::ItemIsEnabled));
// disable a child and make sure they are all still disabled
itm->child(5)->setFlags(itm->child(5)->flags() & ~Qt::ItemIsEnabled);
QVERIFY(!(itm->flags() & Qt::ItemIsEnabled));
for (int l = 0; l < itm->childCount(); ++l)
QVERIFY(!(itm->child(l)->flags() & Qt::ItemIsEnabled));
// enable root and make sure all items except one are enabled
itm->setFlags(itm->flags() | Qt::ItemIsEnabled);
QVERIFY(itm->flags() & Qt::ItemIsEnabled);
for (int m = 0; m < itm->childCount(); ++m)
if (m == 5)
QVERIFY(!(itm->child(m)->flags() & Qt::ItemIsEnabled));
else
QVERIFY(itm->child(m)->flags() & Qt::ItemIsEnabled);
}
void tst_QTreeWidget::match()
{
QTreeWidget tree;
QModelIndexList list = tree.model()->match(QModelIndex(), Qt::DisplayRole, QString());
QVERIFY(list.isEmpty());
}
void tst_QTreeWidget::columnCount()
{
int columnCountBefore = testWidget->columnCount();
testWidget->setColumnCount(-1);
QCOMPARE(testWidget->columnCount(), columnCountBefore);
}
void tst_QTreeWidget::setHeaderLabels()
{
QStringList list = QString("a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z").split(QLatin1Char(','));
testWidget->setHeaderLabels(list);
QCOMPARE(testWidget->header()->count(), list.count());
}
void tst_QTreeWidget::setHeaderItem()
{
testWidget->setHeaderItem(nullptr);
QTreeWidgetItem *headerItem = new QTreeWidgetItem();
testWidget->setColumnCount(0);
QCOMPARE(testWidget->header()->count(), 0);
QCOMPARE(testWidget->columnCount(), 0);
headerItem->setText(0, "0");
headerItem->setText(1, "1");
testWidget->setHeaderItem(headerItem);
QCOMPARE(testWidget->headerItem(), headerItem);
QCOMPARE(headerItem->treeWidget(), static_cast<QTreeWidget *>(testWidget));
QCOMPARE(testWidget->header()->count(), 2);
QCOMPARE(testWidget->columnCount(), 2);
headerItem->setText(2, "2");
QCOMPARE(testWidget->header()->count(), 3);
QCOMPARE(testWidget->columnCount(), 3);
delete headerItem;
testWidget->setColumnCount(3);
testWidget->setColumnCount(5);
QCOMPARE(testWidget->model()->headerData(0, Qt::Horizontal, Qt::DisplayRole).toString(), QString("1"));
QCOMPARE(testWidget->model()->headerData(1, Qt::Horizontal, Qt::DisplayRole).toString(), QString("2"));
QCOMPARE(testWidget->model()->headerData(2, Qt::Horizontal, Qt::DisplayRole).toString(), QString("3"));
QCOMPARE(testWidget->model()->headerData(3, Qt::Horizontal, Qt::DisplayRole).toString(), QString("4"));
QCOMPARE(testWidget->model()->headerData(4, Qt::Horizontal, Qt::DisplayRole).toString(), QString("5"));
headerItem = new QTreeWidgetItem();
testWidget->setHeaderItem(headerItem);
testWidget->model()->insertColumns(0, 5, QModelIndex());
QCOMPARE(testWidget->model()->headerData(0, Qt::Horizontal, Qt::DisplayRole).toString(), QString("1"));
QCOMPARE(testWidget->model()->headerData(1, Qt::Horizontal, Qt::DisplayRole).toString(), QString("2"));
QCOMPARE(testWidget->model()->headerData(2, Qt::Horizontal, Qt::DisplayRole).toString(), QString("3"));
QCOMPARE(testWidget->model()->headerData(3, Qt::Horizontal, Qt::DisplayRole).toString(), QString("4"));
QCOMPARE(testWidget->model()->headerData(4, Qt::Horizontal, Qt::DisplayRole).toString(), QString("5"));
}
void tst_QTreeWidget::itemWidget_data()
{
editItem_data();
}
void tst_QTreeWidget::itemWidget()
{
QFETCH(TreeItemList, topLevelItems);
QTreeWidget tree;
populate(&tree, topLevelItems, new TreeItem({"1", "2"}));
tree.show();
for (int x = 0; x < 2; ++x) {
QTreeWidgetItemIterator it(&tree);
while (QTreeWidgetItem *item = (*it++)) {
for (int col = 0; col < item->columnCount(); ++col) {
if (x == 0) {
QCOMPARE(tree.itemWidget(item, col), nullptr);
QWidget *editor = new QLineEdit();
tree.setItemWidget(item, col, editor);
QCOMPARE(tree.itemWidget(item, col), editor);
tree.removeItemWidget(item, col);
QCOMPARE(tree.itemWidget(item, col), nullptr);
} else {
// ### should you really be able to open a persistent
// editor for an item that isn't editable??
tree.openPersistentEditor(item, col);
QWidget *editor = tree.findChild<QLineEdit*>();
QVERIFY(editor != nullptr);
tree.closePersistentEditor(item, col);
}
}
}
}
}
void tst_QTreeWidget::insertItemsWithSorting_data()
{
QTest::addColumn<Qt::SortOrder>("sortOrder");
QTest::addColumn<QStringList>("initialItems");
QTest::addColumn<QStringList>("insertItems");
QTest::addColumn<QStringList>("expectedItems");
QTest::addColumn<IntList>("expectedRows");
QTest::newRow("() + (a) = (a)")
<< Qt::AscendingOrder
<< QStringList()
<< (QStringList() << "a")
<< (QStringList() << "a")
<< IntList();
QTest::newRow("() + (c, b, a) = (a, b, c)")
<< Qt::AscendingOrder
<< QStringList()
<< (QStringList() << "c" << "b" << "a")
<< (QStringList() << "a" << "b" << "c")
<< IntList();
QTest::newRow("() + (a, b, c) = (c, b, a)")
<< Qt::DescendingOrder
<< QStringList()
<< (QStringList() << "a" << "b" << "c")
<< (QStringList() << "c" << "b" << "a")
<< IntList();
QTest::newRow("(a) + (b) = (a, b)")
<< Qt::AscendingOrder
<< QStringList("a")
<< (QStringList() << "b")
<< (QStringList() << "a" << "b")
<< (IntList() << 0);
QTest::newRow("(a) + (b) = (b, a)")
<< Qt::DescendingOrder
<< QStringList("a")
<< (QStringList() << "b")
<< (QStringList() << "b" << "a")
<< (IntList() << 1);
QTest::newRow("(a, c, b) + (d) = (a, b, c, d)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "b")
<< (QStringList() << "d")
<< (QStringList() << "a" << "b" << "c" << "d")
<< (IntList() << 0 << 1 << 2);
QTest::newRow("(b, c, a) + (d) = (d, c, b, a)")
<< Qt::DescendingOrder
<< (QStringList() << "b" << "c" << "a")
<< (QStringList() << "d")
<< (QStringList() << "d" << "c" << "b" << "a")
<< (IntList() << 1 << 2 << 3);
{
IntList ascendingRows;
IntList reverseRows;
QStringList ascendingItems;
QStringList reverseItems;
for (char i = 'a'; i <= 'z'; ++i) {
ascendingItems << QString(1, QLatin1Char(i));
reverseItems << QString(1, QLatin1Char('z' - i + 'a'));
ascendingRows << i - 'a';
reverseRows << 'z' - i + 'a';
}
QTest::newRow("() + (sorted items) = (sorted items)")
<< Qt::AscendingOrder
<< QStringList()
<< ascendingItems
<< ascendingItems
<< IntList();
QTest::newRow("(sorted items) + () = (sorted items)")
<< Qt::AscendingOrder
<< ascendingItems
<< QStringList()
<< ascendingItems
<< ascendingRows;
QTest::newRow("() + (ascending items) = (reverse items)")
<< Qt::DescendingOrder
<< QStringList()
<< ascendingItems
<< reverseItems
<< IntList();
QTest::newRow("(reverse items) + () = (ascending items)")
<< Qt::AscendingOrder
<< reverseItems
<< QStringList()
<< ascendingItems
<< ascendingRows;
QTest::newRow("(reverse items) + () = (reverse items)")
<< Qt::DescendingOrder
<< reverseItems
<< QStringList()
<< reverseItems
<< ascendingRows;
}
}
void tst_QTreeWidget::insertItemsWithSorting()
{
QFETCH(Qt::SortOrder, sortOrder);
QFETCH(const QStringList, initialItems);
QFETCH(const QStringList, insertItems);
QFETCH(const QStringList, expectedItems);
QFETCH(IntList, expectedRows);
for (int method = 0; method < 5; ++method) {
QTreeWidget w;
w.setSortingEnabled(true);
w.sortItems(0, sortOrder);
for (const QString &initialItem : initialItems)
w.addTopLevelItem(new QTreeWidgetItem({initialItem}));
QAbstractItemModel *model = w.model();
PersistentModelIndexVec persistent;
for (int j = 0; j < model->rowCount(QModelIndex()); ++j)
persistent << model->index(j, 0, QModelIndex());
switch (method) {
case 0:
// insert using item constructor
for (const QString &txt : insertItems)
new QTreeWidgetItem(&w, { txt });
break;
case 1:
{
// insert using insertTopLevelItems()
QList<QTreeWidgetItem*> lst;
for (const QString &txt : insertItems)
lst << new QTreeWidgetItem({ txt });
w.insertTopLevelItems(0, lst);
break;
}
case 2:
// insert using insertTopLevelItem()
for (const QString &txt : insertItems)
w.insertTopLevelItem(0, new QTreeWidgetItem({ txt }));
break;
case 3:
{
// insert using addTopLevelItems()
QList<QTreeWidgetItem*> lst;
for (const QString &txt : insertItems)
lst << new QTreeWidgetItem({ txt });
w.addTopLevelItems(lst);
break;
}
case 4:
// insert using addTopLevelItem()
for (const QString &txt : insertItems)
w.addTopLevelItem(new QTreeWidgetItem({ txt }));
break;
}
QCOMPARE(w.topLevelItemCount(), expectedItems.count());
for (int i = 0; i < w.topLevelItemCount(); ++i)
QCOMPARE(w.topLevelItem(i)->text(0), expectedItems.at(i));
for (int k = 0; k < persistent.count(); ++k)
QCOMPARE(persistent.at(k).row(), expectedRows.at(k));
}
}
void tst_QTreeWidget::insertExpandedItemsWithSorting_data()
{
QTest::addColumn<QStringList>("parentTexts");
QTest::addColumn<QStringList>("childTexts");
QTest::addColumn<QStringList>("parentResult");
QTest::addColumn<QStringList>("childResult");
QTest::newRow("test 1")
<< (QStringList() << "c" << "d" << "a" << "b")
<< (QStringList() << "e" << "h" << "g" << "f")
<< (QStringList() << "d" << "c" << "b" << "a")
<< (QStringList() << "h" << "g" << "f" << "e");
}
// From Task 134978
void tst_QTreeWidget::insertExpandedItemsWithSorting()
{
QFETCH(const QStringList, parentTexts);
QFETCH(const QStringList, childTexts);
QFETCH(const QStringList, parentResult);
QFETCH(const QStringList, childResult);
// create a tree with autosorting enabled
PublicTreeWidget tree;
tree.setSortingEnabled(true);
// insert expanded items in unsorted order
QList<QTreeWidgetItem *> items;
for (const QString &text : parentTexts) {
QTreeWidgetItem *parent = new QTreeWidgetItem(&tree, {text});
parent->setExpanded(true);
QVERIFY(parent->isExpanded());
items << parent;
for (const QString &text : childTexts) {
QTreeWidgetItem *child = new QTreeWidgetItem(parent, {text});
items << child;
}
QCOMPARE(parent->childCount(), childTexts.count());
QVERIFY(parent->isExpanded());
}
QCOMPARE(tree.model()->rowCount(), parentTexts.count());
// verify that the items are still expanded
for (const QTreeWidgetItem *item : qAsConst(items)) {
if (item->childCount() > 0)
QVERIFY(item->isExpanded());
QModelIndex idx = tree.indexFromItem(item);
QVERIFY(idx.isValid());
//QRect rect = tree.visualRect(idx);
//QVERIFY(rect.isValid());
// ### it is not guarantied that the index is in the viewport
}
// verify that the tree is sorted
QAbstractItemModel *model = tree.model();
PersistentModelIndexVec parents;
for (int i = 0; i < model->rowCount(QModelIndex()); ++i)
parents.push_back(model->index(i, 0, QModelIndex()));
PersistentModelIndexVec children;
for (int i = 0; i < model->rowCount(parents.constFirst()); ++i)
children.push_back(model->index(i, 0, parents.constFirst()));
for (int i = 0; i < parentResult.count(); ++i) {
QTreeWidgetItem *item = tree.topLevelItem(i);
QCOMPARE(item->text(0), parentResult.at(i));
for (int j = 0; j < childResult.count(); ++j)
QCOMPARE(item->child(j)->text(0), childResult.at(j));
}
}
void tst_QTreeWidget::changeDataWithSorting_data()
{
QTest::addColumn<Qt::SortOrder>("sortOrder");
QTest::addColumn<QStringList>("initialItems");
QTest::addColumn<int>("itemIndex");
QTest::addColumn<QString>("newValue");
QTest::addColumn<QStringList>("expectedItems");
QTest::addColumn<IntList>("expectedRows");
QTest::addColumn<bool>("reorderingExpected");
QTest::newRow("change a to b in (a)")
<< Qt::AscendingOrder
<< (QStringList() << "a")
<< 0 << "b"
<< (QStringList() << "b")
<< (IntList() << 0)
<< false;
QTest::newRow("change a to b in (a, c)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c")
<< 0 << "b"
<< (QStringList() << "b" << "c")
<< (IntList() << 0 << 1)
<< false;
QTest::newRow("change a to c in (a, b)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "b")
<< 0 << "c"
<< (QStringList() << "b" << "c")
<< (IntList() << 1 << 0)
<< true;
QTest::newRow("change c to a in (c, b)")
<< Qt::DescendingOrder
<< (QStringList() << "c" << "b")
<< 0 << "a"
<< (QStringList() << "b" << "a")
<< (IntList() << 1 << 0)
<< true;
QTest::newRow("change e to i in (a, c, e, g)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "e" << "g")
<< 2 << "i"
<< (QStringList() << "a" << "c" << "g" << "i")
<< (IntList() << 0 << 1 << 3 << 2)
<< true;
QTest::newRow("change e to a in (c, e, g, i)")
<< Qt::AscendingOrder
<< (QStringList() << "c" << "e" << "g" << "i")
<< 1 << "a"
<< (QStringList() << "a" << "c" << "g" << "i")
<< (IntList() << 1 << 0 << 2 << 3)
<< true;
QTest::newRow("change e to f in (c, e, g, i)")
<< Qt::AscendingOrder
<< (QStringList() << "c" << "e" << "g" << "i")
<< 1 << "f"
<< (QStringList() << "c" << "f" << "g" << "i")
<< (IntList() << 0 << 1 << 2 << 3)
<< false;
}
void tst_QTreeWidget::changeDataWithSorting()
{
QFETCH(Qt::SortOrder, sortOrder);
QFETCH(const QStringList, initialItems);
QFETCH(int, itemIndex);
QFETCH(const QString, newValue);
QFETCH(const QStringList, expectedItems);
QFETCH(const IntList, expectedRows);
QFETCH(bool, reorderingExpected);
QTreeWidget w;
w.setSortingEnabled(true);
w.sortItems(0, sortOrder);
for (const QString &str : initialItems)
w.addTopLevelItem(new QTreeWidgetItem({ str }));
QAbstractItemModel *model = w.model();
PersistentModelIndexVec persistent;
for (int j = 0; j < model->rowCount(QModelIndex()); ++j)
persistent << model->index(j, 0, QModelIndex());
QSignalSpy dataChangedSpy(model, &QAbstractItemModel::dataChanged);
QSignalSpy layoutChangedSpy(model, &QAbstractItemModel::layoutChanged);
QTreeWidgetItem *item = w.topLevelItem(itemIndex);
item->setText(0, newValue);
for (int i = 0; i < expectedItems.count(); ++i) {
QCOMPARE(w.topLevelItem(i)->text(0), expectedItems.at(i));
for (const QPersistentModelIndex &p : qAsConst(persistent)) {
if (p.row() == i) // the same toplevel row
QCOMPARE(p.internalPointer(), static_cast<void *>(w.topLevelItem(i)));
}
}
for (int k = 0; k < persistent.count(); ++k)
QCOMPARE(persistent.at(k).row(), expectedRows.at(k));
QCOMPARE(dataChangedSpy.count(), 1);
QCOMPARE(layoutChangedSpy.count(), reorderingExpected ? 1 : 0);
}
void tst_QTreeWidget::changeDataWithStableSorting_data()
{
QTest::addColumn<Qt::SortOrder>("sortOrder");
QTest::addColumn<QStringList>("initialItems");
QTest::addColumn<int>("itemIndex");
QTest::addColumn<QString>("newValue");
QTest::addColumn<QStringList>("expectedItems");
QTest::addColumn<IntList>("expectedRows");
QTest::addColumn<bool>("reorderingExpected");
QTest::addColumn<bool>("forceChange");
QTest::newRow("change a to c in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 0 << "c"
<< (QStringList() << "c" << "c" << "c" << "c" << "e")
<< (IntList() << 0 << 1 << 2 << 3 << 4)
<< false
<< false;
QTest::newRow("change e to c in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 4 << "c"
<< (QStringList() << "a" << "c" << "c" << "c" << "c")
<< (IntList() << 0 << 1 << 2 << 3 << 4)
<< false
<< false;
QTest::newRow("change 1st c to c in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 1 << "c"
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< (IntList() << 0 << 1 << 2 << 3 << 4)
<< false
<< true;
QTest::newRow("change 2nd c to c in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 2 << "c"
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< (IntList() << 0 << 1 << 2 << 3 << 4)
<< false
<< true;
QTest::newRow("change 3rd c to c in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 3 << "c"
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< (IntList() << 0 << 1 << 2 << 3 << 4)
<< false
<< true;
QTest::newRow("change 1st c to c in (e, c, c, c, a)")
<< Qt::DescendingOrder
<< (QStringList() << "e" << "c" << "c" << "c" << "a")
<< 1 << "c"
<< (QStringList() << "e" << "c" << "c" << "c" << "a")
<< (IntList() << 0 << 1 << 2 << 3 << 4)
<< false
<< true;
QTest::newRow("change 2nd c to c in (e, c, c, c, a)")
<< Qt::DescendingOrder
<< (QStringList() << "e" << "c" << "c" << "c" << "a")
<< 2 << "c"
<< (QStringList() << "e" << "c" << "c" << "c" << "a")
<< (IntList() << 0 << 1 << 2 << 3 << 4)
<< false
<< true;
QTest::newRow("change 3rd c to c in (e, c, c, c, a)")
<< Qt::DescendingOrder
<< (QStringList() << "e" << "c" << "c" << "c" << "a")
<< 3 << "c"
<< (QStringList() << "e" << "c" << "c" << "c" << "a")
<< (IntList() << 0 << 1 << 2 << 3 << 4)
<< false
<< true;
QTest::newRow("change 1st c to b in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 1 << "b"
<< (QStringList() << "a" << "b" << "c" << "c" << "e")
<< (IntList() << 0 << 1 << 2 << 3 << 4)
<< false
<< false;
QTest::newRow("change 2nd c to b in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 2 << "b"
<< (QStringList() << "a" << "b" << "c" << "c" << "e")
<< (IntList() << 0 << 2 << 1 << 3 << 4)
<< true
<< false;
QTest::newRow("change 3rd c to b in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 3 << "b"
<< (QStringList() << "a" << "b" << "c" << "c" << "e")
<< (IntList() << 0 << 2 << 3 << 1 << 4)
<< true
<< false;
QTest::newRow("change 1st c to d in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 1 << "d"
<< (QStringList() << "a" << "c" << "c" << "d" << "e")
<< (IntList() << 0 << 3 << 1 << 2 << 4)
<< true
<< false;
QTest::newRow("change 2nd c to d in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 2 << "d"
<< (QStringList() << "a" << "c" << "c" << "d" << "e")
<< (IntList() << 0 << 1 << 3 << 2 << 4)
<< true
<< false;
QTest::newRow("change 3rd c to d in (a, c, c, c, e)")
<< Qt::AscendingOrder
<< (QStringList() << "a" << "c" << "c" << "c" << "e")
<< 3 << "d"
<< (QStringList() << "a" << "c" << "c" << "d" << "e")
<< (IntList() << 0 << 1 << 2 << 3 << 4)
<< false
<< false;
}
void tst_QTreeWidget::changeDataWithStableSorting()
{
QFETCH(Qt::SortOrder, sortOrder);
QFETCH(const QStringList, initialItems);
QFETCH(int, itemIndex);
QFETCH(const QString, newValue);
QFETCH(const QStringList, expectedItems);
QFETCH(const IntList, expectedRows);
QFETCH(bool, reorderingExpected);
QFETCH(bool, forceChange);
QTreeWidget w;
w.setSortingEnabled(true);
w.sortItems(0, sortOrder);
for (const QString &str : initialItems)
w.addTopLevelItem(new PublicTreeItem({ str }));
QAbstractItemModel *model = w.model();
PersistentModelIndexVec persistent;
for (int j = 0; j < model->rowCount(QModelIndex()); ++j)
persistent << model->index(j, 0, QModelIndex());
QSignalSpy dataChangedSpy(model, &QAbstractItemModel::dataChanged);
QSignalSpy layoutChangedSpy(model, &QAbstractItemModel::layoutChanged);
auto *item = static_cast<PublicTreeItem *>(w.topLevelItem(itemIndex));
item->setText(0, newValue);
if (forceChange)
item->emitDataChanged();
for (int i = 0; i < expectedItems.count(); ++i) {
QCOMPARE(w.topLevelItem(i)->text(0), expectedItems.at(i));
for (const QPersistentModelIndex &p : qAsConst(persistent)) {
if (p.row() == i) // the same toplevel row
QCOMPARE(p.internalPointer(), static_cast<void *>(w.topLevelItem(i)));
}
}
for (int k = 0; k < persistent.count(); ++k)
QCOMPARE(persistent.at(k).row(), expectedRows.at(k));
QCOMPARE(dataChangedSpy.count(), 1);
QCOMPARE(layoutChangedSpy.count(), reorderingExpected ? 1 : 0);
}
void tst_QTreeWidget::sizeHint_data()
{
QTest::addColumn<Qt::ScrollBarPolicy>("scrollBarPolicy");
QTest::addColumn<QSize>("viewSize");
QTest::newRow("ScrollBarAlwaysOn") << Qt::ScrollBarAlwaysOn << QSize();
QTest::newRow("ScrollBarAlwaysOff") << Qt::ScrollBarAlwaysOff << QSize();
// make sure the scrollbars are shown by resizing the view to 40x40
QTest::newRow("ScrollBarAsNeeded (40x40)") << Qt::ScrollBarAsNeeded << QSize(40, 40);
QTest::newRow("ScrollBarAsNeeded (1000x1000)") << Qt::ScrollBarAsNeeded << QSize(1000, 1000);
}
void tst_QTreeWidget::sizeHint()
{
QFETCH(Qt::ScrollBarPolicy, scrollBarPolicy);
QFETCH(QSize, viewSize);
QTreeWidget view;
view.setSizeAdjustPolicy(QAbstractScrollArea::AdjustToContents);
view.setVerticalScrollBarPolicy(scrollBarPolicy);
view.setHorizontalScrollBarPolicy(scrollBarPolicy);
view.setColumnCount(2);
for (int i = 0 ; i < view.columnCount(); ++i)
view.addTopLevelItem(new QTreeWidgetItem(QStringList{"foo","bar"}));
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
if (viewSize.isValid()) {
view.resize(viewSize);
view.setColumnWidth(0, 100);
QTRY_COMPARE(view.size(), viewSize);
}
auto sizeHint = view.sizeHint();
view.hide();
QCOMPARE(view.sizeHint(), sizeHint);
view.header()->hide();
view.show();
sizeHint = view.sizeHint();
view.hide();
QCOMPARE(view.sizeHint(), sizeHint);
}
void tst_QTreeWidget::itemOperatorLessThan()
{
QTreeWidget tw;
tw.setColumnCount(2);
{
QTreeWidgetItem item1(&tw);
QTreeWidgetItem item2(&tw);
QCOMPARE(item1 < item2, false);
item1.setText(1, "a");
item2.setText(1, "b");
QCOMPARE(item1 < item2, false);
item1.setText(0, "a");
item2.setText(0, "b");
QCOMPARE(item1 < item2, true);
tw.sortItems(1, Qt::AscendingOrder);
item1.setText(0, "b");
item2.setText(0, "a");
QCOMPARE(item1 < item2, true);
tw.sortItems(0, Qt::AscendingOrder);
item1.setData(0, Qt::DisplayRole, 11);
item2.setData(0, Qt::DisplayRole, 2);
QCOMPARE(item1 < item2, false);
}
}
void tst_QTreeWidget::sortedIndexOfChild_data()
{
QTest::addColumn<Qt::SortOrder>("sortOrder");
QTest::addColumn<QStringList>("itemTexts");
QTest::addColumn<IntList>("expectedIndexes");
QTest::newRow("three ascending")
<< Qt::AscendingOrder
<< (QStringList{"A", "B", "C"})
<< (IntList{0, 1, 2});
QTest::newRow("three descending")
<< Qt::DescendingOrder
<< (QStringList{"A", "B", "C"})
<< (IntList{2, 1, 0});
}
void tst_QTreeWidget::sortedIndexOfChild()
{
QFETCH(Qt::SortOrder, sortOrder);
QFETCH(const QStringList, itemTexts);
QFETCH(const IntList, expectedIndexes);
QTreeWidget tw;
QList<QTreeWidgetItem *> itms;
auto *top = new QTreeWidgetItem(&tw, {"top"});
for (const QString &str : itemTexts)
itms << new QTreeWidgetItem(top, {str});
tw.sortItems(0, sortOrder);
tw.expandAll();
QCOMPARE(itms.count(), expectedIndexes.count());
for (int j = 0; j < expectedIndexes.count(); ++j)
QCOMPARE(top->indexOfChild(itms.at(j)), expectedIndexes.at(j));
}
void tst_QTreeWidget::expandAndCallapse()
{
QTreeWidget tw;
QTreeWidgetItem *top = new QTreeWidgetItem(&tw, QStringList() << "top");
QTreeWidgetItem *p = nullptr;
for (int i = 0; i < 10; ++i) {
p = new QTreeWidgetItem(top, QStringList(QString::number(i)));
for (int j = 0; j < 10; ++j)
new QTreeWidgetItem(p, QStringList(QString::number(j)));
}
QSignalSpy spy0(&tw, &QTreeWidget::itemExpanded);
QSignalSpy spy1(&tw, &QTreeWidget::itemCollapsed);
tw.expandItem(p);
tw.collapseItem(p);
tw.expandItem(p);
tw.expandItem(top);
tw.collapseItem(top);
tw.collapseItem(top);
QCOMPARE(spy0.count(), 3);
QCOMPARE(spy1.count(), 2);
}
void tst_QTreeWidget::setDisabled()
{
QTreeWidget w;
QTreeWidgetItem *i1 = new QTreeWidgetItem();
QTreeWidgetItem *i2 = new QTreeWidgetItem(i1);
QTreeWidgetItem *i3 = new QTreeWidgetItem(i1);
QTreeWidgetItem *top = new QTreeWidgetItem(&w);
top->setDisabled(true);
top->addChild(i1);
QCOMPARE(i1->isDisabled(), true);
QCOMPARE(i2->isDisabled(), true);
QCOMPARE(i3->isDisabled(), true);
i1 = top->takeChild(0);
QCOMPARE(i1->isDisabled(), false);
QCOMPARE(i2->isDisabled(), false);
QCOMPARE(i3->isDisabled(), false);
top->addChild(i1);
QCOMPARE(i1->isDisabled(), true);
QCOMPARE(i2->isDisabled(), true);
QCOMPARE(i3->isDisabled(), true);
top->setDisabled(false);
QCOMPARE(i1->isDisabled(), false);
QCOMPARE(i2->isDisabled(), false);
QCOMPARE(i3->isDisabled(), false);
QList<QTreeWidgetItem*> children;
children.append(new QTreeWidgetItem());
children.append(new QTreeWidgetItem());
children.append(new QTreeWidgetItem());
{
const QScopedPointer<QTreeWidgetItem> taken(top->takeChild(0));
QCOMPARE(taken.data(), i1);
}
top->addChildren(children);
QCOMPARE(top->child(0)->isDisabled(), false);
QCOMPARE(top->child(1)->isDisabled(), false);
QCOMPARE(top->child(1)->isDisabled(), false);
top->setDisabled(true);
QCOMPARE(top->child(0)->isDisabled(), true);
QCOMPARE(top->child(1)->isDisabled(), true);
QCOMPARE(top->child(1)->isDisabled(), true);
struct Deleter {
QList<QTreeWidgetItem *> items;
explicit Deleter(QList<QTreeWidgetItem *> items) : items(std::move(items)) {}
~Deleter() { qDeleteAll(items); }
};
const Deleter takenChildren(top->takeChildren());
QCOMPARE(takenChildren.items[0]->isDisabled(), false);
QCOMPARE(takenChildren.items[1]->isDisabled(), false);
QCOMPARE(takenChildren.items[1]->isDisabled(), false);
}
void tst_QTreeWidget::setSpanned()
{
QTreeWidget w;
QTreeWidgetItem *i1 = new QTreeWidgetItem();
QScopedPointer<QTreeWidgetItem> i2(new QTreeWidgetItem());
QTreeWidgetItem *top = new QTreeWidgetItem(&w);
top->addChild(i1);
top->setFirstColumnSpanned(true);
QCOMPARE(top->isFirstColumnSpanned(), true);
QCOMPARE(i1->isFirstColumnSpanned(), false);
QCOMPARE(i2->isFirstColumnSpanned(), false);
top->setFirstColumnSpanned(false);
i1->setFirstColumnSpanned(true);
i2->setFirstColumnSpanned(true);
QCOMPARE(top->isFirstColumnSpanned(), false);
QCOMPARE(i1->isFirstColumnSpanned(), true);
QCOMPARE(i2->isFirstColumnSpanned(), false);
}
void tst_QTreeWidget::removeSelectedItem()
{
const QScopedPointer <QTreeWidget> w(new QTreeWidget);
w->setSortingEnabled(true);
QTreeWidgetItem *first = new QTreeWidgetItem();
first->setText(0, QLatin1String("D"));
w->addTopLevelItem(first);
QTreeWidgetItem *itm = new QTreeWidgetItem();
itm->setText(0, QLatin1String("D"));
w->addTopLevelItem(itm);
itm = new QTreeWidgetItem();
itm->setText(0, QLatin1String("C"));
w->addTopLevelItem(itm);
itm->setSelected(true);
itm = new QTreeWidgetItem();
itm->setText(0, QLatin1String("A"));
w->addTopLevelItem(itm);
//w->show();
QItemSelectionModel *selModel = w->selectionModel();
QCOMPARE(selModel->hasSelection(), true);
QCOMPARE(selModel->selectedRows().count(), 1);
const QScopedPointer<QTreeWidgetItem> taken(w->takeTopLevelItem(2));
QCOMPARE(taken->text(0), QLatin1String("C"));
QCOMPARE(selModel->hasSelection(), false);
QCOMPARE(selModel->selectedRows().count(), 0);
QItemSelection sel = selModel->selection();
QCOMPARE(selModel->isSelected(w->model()->index(0,0)), false);
}
void tst_QTreeWidget::removeCurrentItem()
{
PublicTreeWidget widget;
connect(widget.selectionModel(),
&QItemSelectionModel::currentChanged,
&widget, &PublicTreeWidget::clear);
QTreeWidgetItem *item = new QTreeWidgetItem(&widget);
widget.setCurrentItem(item);
widget.deleteCurrent();
}
void tst_QTreeWidget::removeCurrentItem_task186451()
{
PublicTreeWidget widget;
QTreeWidgetItem *item = new QTreeWidgetItem(&widget, {"1"});
QTreeWidgetItem *item2 = new QTreeWidgetItem(&widget, {"2"});
widget.setCurrentItem(item);
widget.deleteCurrent();
QVERIFY(item2->isSelected());
QCOMPARE(item2, widget.currentItem());
}
void tst_QTreeWidget::randomExpand()
{
QTreeWidget tree;
QTreeWidgetItem *item1 = new QTreeWidgetItem(&tree);
QTreeWidgetItem *item3 = new QTreeWidgetItem(&tree, item1);
new QTreeWidgetItem(item1);
new QTreeWidgetItem(item3);
tree.expandAll();
/*
item1
\- item2
item3
\- item4
*/
for (int i = 0; i < 100; i++) {
auto newItem1 = new QTreeWidgetItem(&tree, item1);
newItem1->setExpanded(true);
QCOMPARE(newItem1->isExpanded(), true);
QTreeWidgetItem *x = new QTreeWidgetItem();
QCOMPARE(newItem1->isExpanded(), true);
newItem1->addChild(x);
QCOMPARE(newItem1->isExpanded(), true);
}
}
void tst_QTreeWidget::crashTest()
{
QTreeWidget tree;
tree.setColumnCount(1);
tree.show();
QTreeWidgetItem *item1 = new QTreeWidgetItem(&tree);
item1->setText(0, "item1");
item1->setExpanded(true);
QTreeWidgetItem *item2 = new QTreeWidgetItem(item1);
item2->setText(0, "item2");
QTreeWidgetItem *item3 = new QTreeWidgetItem(&tree, item1);
item3->setText(0, "item3");
item3->setExpanded(true);
QTreeWidgetItem *item4 = new QTreeWidgetItem(item3);
item4->setText(0, "item4");
QTreeWidgetItem *item5 = new QTreeWidgetItem(&tree, item3);
item5->setText(0, "item5");
item5->setExpanded(true);
QTreeWidgetItem *item6 = new QTreeWidgetItem(item5);
item6->setText(0, "item6");
for (int i = 0; i < 1000; i++) {
QTreeWidgetItem *newItem1 = new QTreeWidgetItem(&tree, item1);
newItem1->setText(0, "newItem");
QTreeWidgetItem *newItem2 = new QTreeWidgetItem(newItem1);
newItem2->setText(0, "subItem1");
QTreeWidgetItem *newItem3 = new QTreeWidgetItem(newItem1, newItem2);
newItem3->setText(0, "subItem2");
delete item3;
item3 = newItem1;
}
QCoreApplication::processEvents();
}
class CrashWidget : public QTreeWidget
{
public:
CrashWidget(QWidget *parent = nullptr) : QTreeWidget(parent)
{
setSortingEnabled(true);
timerId = startTimer(10);
}
int i = 0;
protected:
void timerEvent(QTimerEvent * event) override
{
if (event->timerId() == timerId) {
auto newItem = new QTreeWidgetItem({QString::number(i++)});
m_list.append(newItem);
insertTopLevelItem(0, newItem);
while (m_list.count() > 10)
delete m_list.takeFirst();
}
QTreeWidget::timerEvent(event);
}
private:
int timerId;
QList<QTreeWidgetItem *> m_list;
};
void tst_QTreeWidget::sortAndSelect()
{
CrashWidget w;
w.resize(1, 1);
w.show();
while (w.i < 100) {
QApplication::processEvents();
if (w.i & 16) {
QPoint pt = w.viewport()->rect().center();
QTest::mouseClick(w.viewport(), Qt::LeftButton, Qt::NoModifier, pt);
}
}
QVERIFY(true);
}
void tst_QTreeWidget::defaultRowSizes()
{
const QScopedPointer<QTreeWidget> tw(new QTreeWidget);
tw->setIconSize(QSize(50, 50));
tw->setColumnCount(6);
for (int i = 0; i < 10; ++i) {
auto it = new QTreeWidgetItem(tw.data());
for (int j = 0; j < tw->columnCount() - 1; ++j)
it->setText(j, "This is a test");
auto sp = static_cast<QStyle::StandardPixmap>(i + QStyle::SP_TitleBarMenuButton);
QPixmap icon = tw->style()->standardPixmap(sp);
if (icon.isNull())
QSKIP("No pixmap found on current style, skipping this test.");
it->setIcon(tw->columnCount() - 1,
icon.scaled(tw->iconSize()));
}
tw->resize(100,100);
tw->show();
QApplication::processEvents();
QRect visualRect = tw->visualItemRect(tw->topLevelItem(0));
QVERIFY(visualRect.height() >= 50);
}
void tst_QTreeWidget::task191552_rtl()
{
if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"), Qt::CaseInsensitive))
QSKIP("Wayland: This fails. Figure out why.");
Qt::LayoutDirection oldDir = QGuiApplication::layoutDirection();
QGuiApplication::setLayoutDirection(Qt::RightToLeft);
QTreeWidget tw;
tw.setColumnCount(1);
QTreeWidgetItem *item = new QTreeWidgetItem(&tw);
item->setText(0, "item 1");
item->setCheckState(0, Qt::Checked);
QCOMPARE(item->checkState(0), Qt::Checked);
tw.show();
QVERIFY(QTest::qWaitForWindowActive(&tw));
QStyleOptionViewItem opt;
opt.initFrom(&tw);
opt.rect = tw.visualItemRect(item);
// mimic QStyledItemDelegate::initStyleOption logic
opt.features = QStyleOptionViewItem::HasDisplay | QStyleOptionViewItem::HasCheckIndicator;
opt.checkState = Qt::Checked;
opt.widget = &tw;
const QRect checkRect = tw.style()->subElementRect(QStyle::SE_ItemViewItemCheckIndicator, &opt, &tw);
QTest::mouseClick(tw.viewport(), Qt::LeftButton, Qt::NoModifier, checkRect.center());
QCOMPARE(item->checkState(0), Qt::Unchecked);
QGuiApplication::setLayoutDirection(oldDir);
}
void tst_QTreeWidget::task203673_selection()
{
//we try to change the selection by rightclick + ctrl
//it should do anything when using ExtendedSelection
QTreeWidget tw;
tw.setColumnCount(1);
QTreeWidgetItem *item1 = new QTreeWidgetItem(&tw);
item1->setText(0, "item 1");
tw.setSelectionMode(QTreeView::ExtendedSelection);
QPoint center = tw.visualItemRect(item1).center();
QCOMPARE(item1->isSelected(), false);
QTest::mouseClick(tw.viewport(), Qt::RightButton, Qt::ControlModifier, center);
QCOMPARE(item1->isSelected(), false);
QTest::mouseClick(tw.viewport(), Qt::LeftButton, Qt::ControlModifier, center);
QCOMPARE(item1->isSelected(), true);
QTest::mouseClick(tw.viewport(), Qt::RightButton, Qt::ControlModifier, center);
QCOMPARE(item1->isSelected(), true); //it shouldn't change
QTest::mouseClick(tw.viewport(), Qt::LeftButton, Qt::ControlModifier, center);
QCOMPARE(item1->isSelected(), false);
}
void tst_QTreeWidget::rootItemFlags()
{
QTreeWidget tw;
tw.setColumnCount(1);
QTreeWidgetItem *item = new QTreeWidgetItem(&tw);
item->setText(0, "item 1");
QVERIFY(tw.invisibleRootItem()->flags() & Qt::ItemIsDropEnabled);
tw.invisibleRootItem()->setFlags(tw.invisibleRootItem()->flags() & ~Qt::ItemIsDropEnabled);
QVERIFY(!(tw.invisibleRootItem()->flags() & Qt::ItemIsDropEnabled));
}
void tst_QTreeWidget::task218661_setHeaderData()
{
//We check that setting header data out of bounds returns false
//and doesn't increase the size of the model
QTreeWidget tw;
tw.setColumnCount(1);
QCOMPARE(tw.columnCount(), 1);
QCOMPARE(tw.model()->setHeaderData(99999, Qt::Horizontal, QVariant()), false);
QCOMPARE(tw.columnCount(), 1);
}
void tst_QTreeWidget::task245280_sortChildren()
{
QTreeWidget tw;
tw.setColumnCount(2);
QTreeWidgetItem top(&tw);
top.setText(0,"Col 0");
top.setText(1,"Col 1");
QTreeWidgetItem item1(&top);
item1.setText(0,"X");
item1.setText(1,"0");
QTreeWidgetItem item2(&top);
item2.setText(0,"A");
item2.setText(1,"4");
QTreeWidgetItem item3(&top);
item3.setText(0,"E");
item3.setText(1,"1");
QTreeWidgetItem item4(&top);
item4.setText(0,"Z");
item4.setText(1,"3");
QTreeWidgetItem item5(&top);
item5.setText(0,"U");
item5.setText(1,"2");
tw.expandAll();
tw.show();
top.sortChildren(1,Qt::AscendingOrder);
for (int i = 0; i < top.childCount(); ++i)
QCOMPARE(top.child(i)->text(1), QString::number(i));
}
void tst_QTreeWidget::task253109_itemHeight()
{
if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"), Qt::CaseInsensitive))
QSKIP("Wayland: This fails. Figure out why.");
QTreeWidget treeWidget;
treeWidget.setColumnCount(1);
treeWidget.show();
QVERIFY(QTest::qWaitForWindowActive(&treeWidget));
QTreeWidgetItem item(&treeWidget);
class MyWidget : public QWidget
{
QSize sizeHint() const override { return QSize(200, 100); }
} w;
treeWidget.setItemWidget(&item, 0, &w);
QTRY_COMPARE(w.geometry(), treeWidget.visualItemRect(&item));
}
void tst_QTreeWidget::task206367_duplication()
{
QWidget topLevel;
// Explicitly set the font size because it is dpi dependent on some platforms
QFont font;
font.setPixelSize(40);
topLevel.setFont(font);
QTreeWidget treeWidget(&topLevel);
topLevel.show();
treeWidget.resize(200, 200);
treeWidget.setHeaderHidden(true);
treeWidget.setSortingEnabled(true);
QTreeWidgetItem* rootItem = new QTreeWidgetItem(&treeWidget, QStringList("root"));
for (int nFile = 0; nFile < 2; nFile++ ) {
QTreeWidgetItem* itemFile = new QTreeWidgetItem(rootItem, {QString::number(nFile)});
for (int nRecord = 0; nRecord < 2; nRecord++)
new QTreeWidgetItem(itemFile, {QString::number(nRecord)});
itemFile->setExpanded(true);
}
rootItem->setExpanded(true);
//there should be enough room for 2x2 items. If there is a scrollbar, it means the items are duplicated
QTRY_VERIFY(!treeWidget.verticalScrollBar()->isVisible());
}
void tst_QTreeWidget::itemSelectionChanged()
{
QVERIFY(testWidget);
if (testWidget->topLevelItem(0))
QVERIFY(testWidget->topLevelItem(0)->isSelected());
}
void tst_QTreeWidget::selectionOrder()
{
testWidget->setColumnCount(1);
QList<QTreeWidgetItem *> items;
for (int i = 0; i < 10; ++i) {
items.append(new QTreeWidgetItem(static_cast<QTreeWidget *>(nullptr),
{QStringLiteral("item: %1").arg(i)}));
}
testWidget->insertTopLevelItems(0, items);
QModelIndex idx = testWidget->indexFromItem(items.at(0));
connect(testWidget, &QTreeWidget::itemSelectionChanged,
this, &tst_QTreeWidget::itemSelectionChanged);
testWidget->selectionModel()->select(idx, QItemSelectionModel::SelectCurrent);
disconnect(testWidget, &QTreeWidget::itemSelectionChanged,
this, &tst_QTreeWidget::itemSelectionChanged);
}
void tst_QTreeWidget::setSelectionModel()
{
QTreeWidget tree;
for(int i = 0; i < 3; ++i)
new QTreeWidgetItem(&tree, QStringList(QString::number(i)));
QItemSelectionModel selection(tree.model());
selection.select(tree.model()->index(1, 0), QItemSelectionModel::Select);
tree.setSelectionModel(&selection);
QCOMPARE(tree.topLevelItem(1)->isSelected(), true);
}
void tst_QTreeWidget::task217309()
{
QTreeWidgetItem item;
item.setFlags(item.flags() | Qt::ItemIsAutoTristate);
QTreeWidgetItem subitem1;
subitem1.setFlags(subitem1.flags() | Qt::ItemIsAutoTristate);
QTreeWidgetItem subitem2;
subitem2.setFlags(subitem2.flags() | Qt::ItemIsAutoTristate);
item.addChild(&subitem1);
item.addChild(&subitem2);
subitem1.setCheckState(0, Qt::Checked);
subitem2.setCheckState(0, Qt::Unchecked);
QVERIFY(item.data(0, Qt::CheckStateRole) == Qt::PartiallyChecked);
subitem2.setCheckState(0, Qt::PartiallyChecked);
QVERIFY(item.data(0, Qt::CheckStateRole) == Qt::PartiallyChecked);
subitem2.setCheckState(0, Qt::Checked);
QVERIFY(item.data(0, Qt::CheckStateRole) == Qt::Checked);
}
void tst_QTreeWidget::nonEditableTristate()
{
// A tree with checkable items, the parent is tristate
QTreeWidget tree;
QTreeWidgetItem *item = new QTreeWidgetItem;
tree.insertTopLevelItem(0, item);
item->setFlags(item->flags() | Qt::ItemIsAutoTristate);
item->setCheckState(0, Qt::Unchecked);
QTreeWidgetItem *subitem1 = new QTreeWidgetItem(item);
subitem1->setCheckState(0, Qt::Unchecked);
QTreeWidgetItem *subitem2 = new QTreeWidgetItem(item);
subitem2->setCheckState(0, Qt::Unchecked);
QCOMPARE(int(item->checkState(0)), int(Qt::Unchecked));
tree.show();
QVERIFY(QTest::qWaitForWindowExposed(&tree));
// Test clicking on the parent item, it should become Checked (not PartiallyChecked)
QStyleOptionViewItem option;
option.rect = tree.visualRect(tree.model()->index(0, 0));
option.state |= QStyle::State_Enabled;
option.features |= QStyleOptionViewItem::HasCheckIndicator | QStyleOptionViewItem::HasDisplay;
option.checkState = item->checkState(0);
auto appStyle = QApplication::style();
const int checkMargin = appStyle->pixelMetric(
QStyle::PM_FocusFrameHMargin, nullptr, nullptr) + 1;
QPoint pos = appStyle->subElementRect(
QStyle::SE_ItemViewItemCheckIndicator, &option, nullptr).center();
pos.rx() += checkMargin;
QTest::mouseClick(tree.viewport(), Qt::LeftButton, Qt::NoModifier, pos);
QCOMPARE(item->checkState(0), Qt::Checked);
// Click again, it should become Unchecked.
QTest::mouseClick(tree.viewport(), Qt::LeftButton, Qt::NoModifier, pos);
QCOMPARE(item->checkState(0), Qt::Unchecked);
}
void tst_QTreeWidget::emitDataChanged()
{
QTreeWidget tree;
QSignalSpy spy(&tree, &QTreeWidget::itemChanged);
auto item = new PublicTreeItem;
tree.insertTopLevelItem(0, item);
item->emitDataChanged();
QCOMPARE(spy.count(), 1);
}
void tst_QTreeWidget::setCurrentItemExpandsParent()
{
QTreeWidget w;
w.setColumnCount(1);
QTreeWidgetItem *i1 = new QTreeWidgetItem(&w, {"parent"});
QTreeWidgetItem *i2 = new QTreeWidgetItem(i1, {"child"});
QVERIFY(!i2->isExpanded());
QVERIFY(!w.currentItem());
w.setCurrentItem(i2);
QVERIFY(!i2->isExpanded());
QCOMPARE(w.currentItem(), i2);
}
void tst_QTreeWidget::task239150_editorWidth()
{
//we check that an item with no text will get an editor with a correct size
QTreeWidget tree;
QStyleOptionFrame opt;
opt.initFrom(&tree);
const int minWidth = tree.style()->sizeFromContents(QStyle::CT_LineEdit, &opt, QSize(0, 0)
, nullptr).width();
{
QTreeWidgetItem item;
item.setFlags(Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled );
tree.addTopLevelItem(&item);
QVERIFY(tree.itemWidget(&item, 0) == nullptr);
tree.editItem(&item);
QVERIFY(tree.itemWidget(&item, 0));
QVERIFY(tree.itemWidget(&item, 0)->width() >= minWidth);
}
//now let's test it with an item with a lot of text
{
QTreeWidgetItem item;
item.setText(0, "foooooooooooooooooooooooo");
item.setFlags(Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled );
tree.addTopLevelItem(&item);
QVERIFY(tree.itemWidget(&item, 0) == nullptr);
tree.editItem(&item);
QVERIFY(tree.itemWidget(&item, 0));
QVERIFY(tree.itemWidget(&item, 0)->width() >= minWidth + tree.fontMetrics().horizontalAdvance(item.text(0)));
}
}
void tst_QTreeWidget::setTextUpdate()
{
QTreeWidget treeWidget;
treeWidget.setColumnCount(2);
class MyItemDelegate : public QStyledItemDelegate
{
public:
using QStyledItemDelegate::QStyledItemDelegate;
void paint(QPainter *painter, const QStyleOptionViewItem &option,
const QModelIndex &index) const override
{
numPaints++;
QStyledItemDelegate::paint(painter, option, index);
}
mutable int numPaints = 0;
} delegate;
treeWidget.setItemDelegate(&delegate);
treeWidget.show();
QVERIFY(QTest::qWaitForWindowExposed(&treeWidget));
QTreeWidgetItem *item = new QTreeWidgetItem({ "variable1", "0" });
treeWidget.insertTopLevelItem(0, item);
QTRY_VERIFY(delegate.numPaints > 0);
delegate.numPaints = 0;
item->setText(1, "42");
QTRY_VERIFY(delegate.numPaints > 0);
}
void tst_QTreeWidget::taskQTBUG2844_visualItemRect()
{
if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"), Qt::CaseInsensitive))
QSKIP("Wayland: This fails. Figure out why.");
PublicTreeWidget tree;
tree.resize(150, 100);
tree.setColumnCount(3);
QTreeWidgetItem item(&tree);
QRect rectCol0 = tree.visualRect(tree.indexFromItem(&item, 0));
QRect rectCol1 = tree.visualRect(tree.indexFromItem(&item, 1));
QRect rectCol2 = tree.visualRect(tree.indexFromItem(&item, 2));
QCOMPARE(tree.visualItemRect(&item), rectCol0 | rectCol2);
tree.setColumnHidden(2, true);
QCOMPARE(tree.visualItemRect(&item), rectCol0 | rectCol1);
}
void tst_QTreeWidget::setChildIndicatorPolicy()
{
QTreeWidget treeWidget;
treeWidget.setColumnCount(1);
class MyItemDelegate : public QStyledItemDelegate
{
public:
using QStyledItemDelegate::QStyledItemDelegate;
void paint(QPainter *painter,
const QStyleOptionViewItem &option,
const QModelIndex &index) const override
{
numPaints++;
QCOMPARE(!(option.state & QStyle::State_Children), !expectChildren);
QStyledItemDelegate::paint(painter, option, index);
}
mutable int numPaints = 0;
bool expectChildren = false;
} delegate;
treeWidget.setItemDelegate(&delegate);
treeWidget.show();
QVERIFY(QTest::qWaitForWindowExposed(&treeWidget));
QCoreApplication::processEvents(); // Process all queued paint events
QTreeWidgetItem *item = new QTreeWidgetItem(QStringList("Hello"));
treeWidget.insertTopLevelItem(0, item);
QTRY_VERIFY(delegate.numPaints > 0);
delegate.numPaints = 0;
delegate.expectChildren = true;
item->setChildIndicatorPolicy(QTreeWidgetItem::ShowIndicator);
QTRY_COMPARE(delegate.numPaints, 1);
delegate.numPaints = 0;
delegate.expectChildren = false;
item->setChildIndicatorPolicy(QTreeWidgetItem::DontShowIndicatorWhenChildless);
QTRY_COMPARE(delegate.numPaints, 1);
delegate.numPaints = 0;
delegate.expectChildren = true;
new QTreeWidgetItem(item);
QTRY_COMPARE(delegate.numPaints, 1);
delegate.numPaints = 0;
delegate.expectChildren = false;
item->setChildIndicatorPolicy(QTreeWidgetItem::DontShowIndicator);
QTRY_COMPARE(delegate.numPaints, 1);
}
// From QTBUG_34717 (QTreeWidget crashes when scrolling to the end
// of an expanded tree, then collapse all)
// The test passes simply if it doesn't crash.
void tst_QTreeWidget::taskQTBUG_34717_collapseAtBottom()
{
PublicTreeWidget treeWidget;
treeWidget.header()->setSectionResizeMode(QHeaderView::ResizeToContents);
treeWidget.setColumnCount(2);
QTreeWidgetItem *mainItem = new QTreeWidgetItem(&treeWidget, { "Root" });
for (int i = 0; i < 200; ++i) {
QTreeWidgetItem *item = new QTreeWidgetItem(mainItem, { "Item" });
new QTreeWidgetItem(item, { "Child", "1" });
new QTreeWidgetItem(item, { "Child", "2" });
new QTreeWidgetItem(item, { "Child", "3" });
}
treeWidget.show();
treeWidget.expandAll();
treeWidget.scrollToBottom();
treeWidget.collapseAll();
treeWidget.setAnimated(true);
treeWidget.expandAll();
treeWidget.scrollToBottom();
mainItem->setExpanded(false);
QVERIFY(treeWidget.sizeHintForColumn(1) >= 0);
}
void tst_QTreeWidget::task20345_sortChildren()
{
if (!QGuiApplication::platformName().compare(QLatin1String("wayland"), Qt::CaseInsensitive))
QSKIP("Wayland: This causes a crash triggered by setVisible(false)");
// This test case is considered successful if it is executed (no crash in sorting)
QTreeWidget tw;
tw.setColumnCount(3);
tw.headerItem()->setText(0, "Col 0");
tw.headerItem()->setText(1, "Col 1");
tw.header()->setSortIndicator(0, Qt::AscendingOrder);
tw.setSortingEnabled(true);
tw.show();
auto rootItem = new QTreeWidgetItem(&tw, QStringList("a"));
auto childItem = new QTreeWidgetItem(rootItem);
childItem->setText(1, "3");
childItem = new QTreeWidgetItem(rootItem);
childItem->setText(1, "1");
childItem = new QTreeWidgetItem(rootItem);
childItem->setText(1, "2");
tw.setCurrentItem(tw.topLevelItem(0));
QTreeWidgetItem *curItem = tw.currentItem();
int childCount = curItem->childCount() + 1;
QTreeWidgetItem *newItem = new QTreeWidgetItem(curItem);
newItem->setText(1, QString::number(childCount));
rootItem->sortChildren(1, Qt::AscendingOrder);
QVERIFY(1);
}
void tst_QTreeWidget::getMimeDataWithInvalidItem()
{
PublicTreeWidget w;
QTest::ignoreMessage(QtWarningMsg, "QTreeWidget::mimeData: Null-item passed");
QMimeData *md = w.mimeData(QList<QTreeWidgetItem*>() << nullptr);
QVERIFY(!md);
}
// visualItemRect returned a wrong rect when the columns were moved
// (-> logical index != visual index). see QTBUG-28733
void tst_QTreeWidget::testVisualItemRect()
{
if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"), Qt::CaseInsensitive))
QSKIP("Wayland: This fails. Figure out why.");
QTreeWidget tw;
tw.setColumnCount(2);
QTreeWidgetItem *item = new QTreeWidgetItem(&tw);
item->setText(0, "text 0");
item->setText(1, "text 1");
static const int sectionSize = 30;
tw.header()->setStretchLastSection(false);
tw.header()->setMinimumSectionSize(sectionSize);
tw.header()->resizeSection(0, sectionSize);
tw.header()->resizeSection(1, sectionSize);
tw.setRootIsDecorated(false);
tw.show();
QVERIFY(QTest::qWaitForWindowExposed(&tw));
QRect r = tw.visualItemRect(item);
QCOMPARE(r.width(), sectionSize * 2); // 2 columns
tw.header()->moveSection(1, 0);
r = tw.visualItemRect(item);
QCOMPARE(r.width(), sectionSize * 2); // 2 columns
tw.hideColumn(0);
r = tw.visualItemRect(item);
QCOMPARE(r.width(), sectionSize);
}
void tst_QTreeWidget::reparentHiddenItem()
{
QTreeWidgetItem *parent = new QTreeWidgetItem(testWidget);
parent->setText(0, "parent");
QTreeWidgetItem *otherParent = new QTreeWidgetItem(testWidget);
otherParent->setText(0, "other parent");
QTreeWidgetItem *child = new QTreeWidgetItem(parent);
child->setText(0, "child");
QTreeWidgetItem *grandChild = new QTreeWidgetItem(child);
grandChild->setText(0, "grandchild");
QVERIFY(child->parent());
QVERIFY(grandChild->parent());
testWidget->expandItem(parent);
testWidget->expandItem(otherParent);
testWidget->expandItem(child);
QVERIFY(!parent->isHidden());
QVERIFY(!child->isHidden());
QVERIFY(!grandChild->isHidden());
grandChild->setHidden(true);
QVERIFY(grandChild->isHidden());
parent->removeChild(child);
otherParent->addChild(child);
QVERIFY(grandChild->isHidden());
}
void tst_QTreeWidget::persistentChildIndex() // QTBUG-90030
{
QTreeWidget tree;
QTreeWidgetItem *toplevel = new QTreeWidgetItem(QStringList{QStringLiteral("toplevel")});
tree.addTopLevelItem(toplevel);
QModelIndex firstIndex = tree.model()->index(0, 0);
QTreeWidgetItem *child1 = new QTreeWidgetItem(QStringList{QStringLiteral("child1")});
QTreeWidgetItem *child2 = new QTreeWidgetItem(QStringList{QStringLiteral("child2")});
toplevel->addChildren({child1, child2});
QPersistentModelIndex persistentIdx = tree.model()->index(1, 0, firstIndex);
QCOMPARE(persistentIdx.data().toString(), QStringLiteral("child2"));
tree.model()->removeRows(0, 1, firstIndex);
QCOMPARE(persistentIdx.data().toString(), QStringLiteral("child2"));
}
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
void tst_QTreeWidget::clearItemData()
{
QTreeWidget tree;
QAbstractItemModel* model = tree.model();
QVERIFY(model->insertColumn(0));
QVERIFY(model->insertRow(0));
const QModelIndex parentIdx = model->index(0, 0);
QVERIFY(model->insertColumn(0, parentIdx));
QVERIFY(model->insertRow(0, parentIdx));
const QModelIndex childIdx = model->index(0, 0, parentIdx);
model->setData(parentIdx, QStringLiteral("parent"));
model->setData(parentIdx, QStringLiteral("parent"), Qt::UserRole);
model->setData(childIdx, QStringLiteral("child"));
QSignalSpy dataChangeSpy(model, &QAbstractItemModel::dataChanged);
QVERIFY(dataChangeSpy.isValid());
QVERIFY(!model->clearItemData(QModelIndex()));
QCOMPARE(dataChangeSpy.size(), 0);
QVERIFY(model->clearItemData(parentIdx));
QVERIFY(!model->data(parentIdx).isValid());
QVERIFY(!model->data(parentIdx, Qt::UserRole).isValid());
QCOMPARE(dataChangeSpy.size(), 1);
QList<QVariant> dataChangeArgs = dataChangeSpy.takeFirst();
QCOMPARE(dataChangeArgs.at(0).value<QModelIndex>(), parentIdx);
QCOMPARE(dataChangeArgs.at(1).value<QModelIndex>(), parentIdx);
QVERIFY(dataChangeArgs.at(2).value<QList<int>>().isEmpty());
QVERIFY(model->clearItemData(parentIdx));
QCOMPARE(dataChangeSpy.size(), 0);
QVERIFY(model->clearItemData(childIdx));
QVERIFY(!model->data(childIdx).isValid());
QCOMPARE(dataChangeSpy.size(), 1);
dataChangeArgs = dataChangeSpy.takeFirst();
QCOMPARE(dataChangeArgs.at(0).value<QModelIndex>(), childIdx);
QCOMPARE(dataChangeArgs.at(1).value<QModelIndex>(), childIdx);
QVERIFY(dataChangeArgs.at(2).value<QList<int>>().isEmpty());
}
#endif
void tst_QTreeWidget::createPersistentOnLayoutAboutToBeChanged() // QTBUG-93466
{
QTreeWidget widget;
QCOMPARE(widget.model()->columnCount(), 1);
widget.model()->insertRows(0, 3);
for (int row = 0; row < 3; ++row)
widget.model()->setData(widget.model()->index(row, 0), row);
QList<QPersistentModelIndex> idxList;
QSignalSpy layoutAboutToBeChangedSpy(widget.model(), &QAbstractItemModel::layoutAboutToBeChanged);
QSignalSpy layoutChangedSpy(widget.model(), &QAbstractItemModel::layoutChanged);
connect(widget.model(), &QAbstractItemModel::layoutAboutToBeChanged, this, [&idxList, &widget](){
idxList.clear();
for (int row = 0; row < 3; ++row)
idxList << QPersistentModelIndex(widget.model()->index(row, 0));
});
connect(widget.model(), &QAbstractItemModel::layoutChanged, this, [&idxList](){
QCOMPARE(idxList.size(), 3);
QCOMPARE(idxList.at(0).row(), 1);
QCOMPARE(idxList.at(0).column(), 0);
QCOMPARE(idxList.at(0).data().toInt(), 0);
QCOMPARE(idxList.at(1).row(), 0);
QCOMPARE(idxList.at(1).column(), 0);
QCOMPARE(idxList.at(1).data().toInt(), -1);
QCOMPARE(idxList.at(2).row(), 2);
QCOMPARE(idxList.at(2).column(), 0);
QCOMPARE(idxList.at(2).data().toInt(), 2);
});
widget.model()->setData(widget.model()->index(1, 0), -1);
widget.model()->sort(0);
QCOMPARE(layoutAboutToBeChangedSpy.size(), 1);
QCOMPARE(layoutChangedSpy.size(), 1);
}
void tst_QTreeWidget::createPersistentOnLayoutAboutToBeChangedAutoSort() // QTBUG-93466
{
QTreeWidget widget;
QCOMPARE(widget.model()->columnCount(), 1);
widget.model()->insertRows(0, 3);
for (int row = 0; row < 3; ++row)
widget.model()->setData(widget.model()->index(row, 0), row);
widget.sortByColumn(0, Qt::AscendingOrder);
widget.setSortingEnabled(true);
QList<QPersistentModelIndex> idxList;
QSignalSpy layoutAboutToBeChangedSpy(widget.model(), &QAbstractItemModel::layoutAboutToBeChanged);
QSignalSpy layoutChangedSpy(widget.model(), &QAbstractItemModel::layoutChanged);
connect(widget.model(), &QAbstractItemModel::layoutAboutToBeChanged, this, [&idxList, &widget](){
idxList.clear();
for (int row = 0; row < 3; ++row)
idxList << QPersistentModelIndex(widget.model()->index(row, 0));
});
connect(widget.model(), &QAbstractItemModel::layoutChanged, this, [&idxList](){
QCOMPARE(idxList.size(), 3);
QCOMPARE(idxList.at(0).row(), 1);
QCOMPARE(idxList.at(0).column(), 0);
QCOMPARE(idxList.at(0).data().toInt(), 0);
QCOMPARE(idxList.at(1).row(), 0);
QCOMPARE(idxList.at(1).column(), 0);
QCOMPARE(idxList.at(1).data().toInt(), -1);
QCOMPARE(idxList.at(2).row(), 2);
QCOMPARE(idxList.at(2).column(), 0);
QCOMPARE(idxList.at(2).data().toInt(), 2);
});
widget.model()->setData(widget.model()->index(1, 0), -1);
QCOMPARE(layoutAboutToBeChangedSpy.size(), 1);
QCOMPARE(layoutChangedSpy.size(), 1);
}
QTEST_MAIN(tst_QTreeWidget)
#include "tst_qtreewidget.moc"
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