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qt5base-lts/tests/auto/widgets/itemviews/qabstractitemview/tst_qabstractitemview.cpp
Liang Qi 69ef0481fc Merge remote-tracking branch 'origin/5.6' into 5.7 
Conflicts:
	tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp

Change-Id: I6f3878b204464313aa2f9d988d3b35121d4d9867
2016-08-05 08:58:48 +02:00

2118 lines
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/****************************************************************************
**
** Copyright (C) 2016 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 <QtTest/QtTest>
#include <qabstractitemview.h>
#include <qstandarditemmodel.h>
#include <qapplication.h>
#include <qevent.h>
#include <qlistview.h>
#include <qlistwidget.h>
#include <qtableview.h>
#include <qtablewidget.h>
#include <qtreeview.h>
#include <qtreewidget.h>
#include <qheaderview.h>
#include <qspinbox.h>
#include <qitemdelegate.h>
#include <qpushbutton.h>
#include <qscrollbar.h>
#include <qboxlayout.h>
#include <qlineedit.h>
#include <qscreen.h>
#include <qscopedpointer.h>
#include <qstyleditemdelegate.h>
#include <qstringlistmodel.h>
#include <qsortfilterproxymodel.h>
#include <qproxystyle.h>
static inline void setFrameless(QWidget *w)
{
Qt::WindowFlags flags = w->windowFlags();
flags |= Qt::FramelessWindowHint;
flags &= ~(Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint);
w->setWindowFlags(flags);
}
static inline void centerOnScreen(QWidget *w)
{
const QPoint offset = QPoint(w->width() / 2, w->height() / 2);
w->move(QGuiApplication::primaryScreen()->availableGeometry().center() - offset);
}
// Move cursor out of widget area to avoid undesired interaction on Mac.
static inline void moveCursorAway(const QWidget *topLevel)
{
#ifndef QT_NO_CURSOR
QCursor::setPos(topLevel->geometry().topRight() + QPoint(100, 0));
#else
Q_UNUSED(topLevel)
#endif
}
class GeometriesTestView : public QTableView
{
Q_OBJECT
public:
GeometriesTestView() : QTableView(), updateGeometriesCalled(false) {}
bool updateGeometriesCalled;
protected slots:
void updateGeometries() Q_DECL_OVERRIDE { updateGeometriesCalled = true; QTableView::updateGeometries(); }
};
class tst_QAbstractItemView : public QObject
{
Q_OBJECT
public:
void basic_tests(QAbstractItemView *view);
private slots:
void initTestCase();
void cleanup();
void getSetCheck();
void emptyModels_data();
void emptyModels();
void setModel_data();
void setModel();
void noModel();
void dragSelect();
void rowDelegate();
void columnDelegate();
void selectAll();
void ctrlA();
void persistentEditorFocus();
void setItemDelegate();
void setItemDelegate_data();
// The dragAndDrop() test doesn't work, and is thus disabled on Mac and Windows
// for the following reasons:
// Mac: use of GetCurrentEventButtonState() in QDragManager::drag()
// Win: unknown reason
#if !defined(Q_OS_MAC) && !defined(Q_OS_WIN)
#if 0
void dragAndDrop();
void dragAndDropOnChild();
#endif
#endif
void noFallbackToRoot();
void setCurrentIndex_data();
void setCurrentIndex();
void task221955_selectedEditor();
void task250754_fontChange();
void task200665_itemEntered();
void task257481_emptyEditor();
void shiftArrowSelectionAfterScrolling();
void shiftSelectionAfterRubberbandSelection();
void ctrlRubberbandSelection();
void QTBUG6407_extendedSelection();
void QTBUG6753_selectOnSelection();
void testDelegateDestroyEditor();
void testClickedSignal();
void testChangeEditorState();
void deselectInSingleSelection();
void testNoActivateOnDisabledItem();
void testFocusPolicy_data();
void testFocusPolicy();
void QTBUG31411_noSelection();
void QTBUG39324_settingSameInstanceOfIndexWidget();
void sizeHintChangeTriggersLayout();
void shiftSelectionAfterChangingModelContents();
void QTBUG48968_reentrant_updateEditorGeometries();
void QTBUG50102_SH_ItemView_ScrollMode();
void QTBUG50535_update_on_new_selection_model();
void testSelectionModelInSyncWithView();
};
class MyAbstractItemDelegate : public QAbstractItemDelegate
{
public:
MyAbstractItemDelegate() : QAbstractItemDelegate() { calledVirtualDtor = false; }
void paint(QPainter *, const QStyleOptionViewItem &, const QModelIndex &) const {}
QSize sizeHint(const QStyleOptionViewItem &, const QModelIndex &) const { return size; }
QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &, const QModelIndex &) const
{
openedEditor = new QWidget(parent);
return openedEditor;
}
void destroyEditor(QWidget *editor, const QModelIndex &) const
{
calledVirtualDtor = true;
editor->deleteLater();
}
void changeSize() { size = QSize(50, 50); emit sizeHintChanged(QModelIndex()); }
mutable bool calledVirtualDtor;
mutable QWidget *openedEditor;
QSize size;
};
// Testing get/set functions
void tst_QAbstractItemView::getSetCheck()
{
QListView view;
QAbstractItemView *obj1 = &view;
// QAbstractItemDelegate * QAbstractItemView::itemDelegate()
// void QAbstractItemView::setItemDelegate(QAbstractItemDelegate *)
MyAbstractItemDelegate *var1 = new MyAbstractItemDelegate;
obj1->setItemDelegate(var1);
QCOMPARE((QAbstractItemDelegate*)var1, obj1->itemDelegate());
obj1->setItemDelegate((QAbstractItemDelegate *)0);
QCOMPARE((QAbstractItemDelegate *)0, obj1->itemDelegate());
delete var1;
// EditTriggers QAbstractItemView::editTriggers()
// void QAbstractItemView::setEditTriggers(EditTriggers)
obj1->setEditTriggers(QAbstractItemView::EditTriggers(QAbstractItemView::NoEditTriggers));
QCOMPARE(QAbstractItemView::EditTriggers(QAbstractItemView::NoEditTriggers), obj1->editTriggers());
obj1->setEditTriggers(QAbstractItemView::EditTriggers(QAbstractItemView::CurrentChanged));
QCOMPARE(QAbstractItemView::EditTriggers(QAbstractItemView::CurrentChanged), obj1->editTriggers());
obj1->setEditTriggers(QAbstractItemView::EditTriggers(QAbstractItemView::DoubleClicked));
QCOMPARE(QAbstractItemView::EditTriggers(QAbstractItemView::DoubleClicked), obj1->editTriggers());
obj1->setEditTriggers(QAbstractItemView::EditTriggers(QAbstractItemView::SelectedClicked));
QCOMPARE(QAbstractItemView::EditTriggers(QAbstractItemView::SelectedClicked), obj1->editTriggers());
obj1->setEditTriggers(QAbstractItemView::EditTriggers(QAbstractItemView::EditKeyPressed));
QCOMPARE(QAbstractItemView::EditTriggers(QAbstractItemView::EditKeyPressed), obj1->editTriggers());
obj1->setEditTriggers(QAbstractItemView::EditTriggers(QAbstractItemView::AnyKeyPressed));
QCOMPARE(QAbstractItemView::EditTriggers(QAbstractItemView::AnyKeyPressed), obj1->editTriggers());
obj1->setEditTriggers(QAbstractItemView::EditTriggers(QAbstractItemView::AllEditTriggers));
QCOMPARE(QAbstractItemView::EditTriggers(QAbstractItemView::AllEditTriggers), obj1->editTriggers());
// bool QAbstractItemView::tabKeyNavigation()
// void QAbstractItemView::setTabKeyNavigation(bool)
obj1->setTabKeyNavigation(false);
QCOMPARE(false, obj1->tabKeyNavigation());
obj1->setTabKeyNavigation(true);
QCOMPARE(true, obj1->tabKeyNavigation());
// bool QAbstractItemView::dragEnabled()
// void QAbstractItemView::setDragEnabled(bool)
#ifndef QT_NO_DRAGANDDROP
obj1->setDragEnabled(false);
QCOMPARE(false, obj1->dragEnabled());
obj1->setDragEnabled(true);
QCOMPARE(true, obj1->dragEnabled());
#endif
// bool QAbstractItemView::alternatingRowColors()
// void QAbstractItemView::setAlternatingRowColors(bool)
obj1->setAlternatingRowColors(false);
QCOMPARE(false, obj1->alternatingRowColors());
obj1->setAlternatingRowColors(true);
QCOMPARE(true, obj1->alternatingRowColors());
// State QAbstractItemView::state()
// void QAbstractItemView::setState(State)
obj1->setState(QAbstractItemView::NoState);
QCOMPARE(QAbstractItemView::NoState, obj1->state());
obj1->setState(QAbstractItemView::DraggingState);
QCOMPARE(QAbstractItemView::DraggingState, obj1->state());
obj1->setState(QAbstractItemView::DragSelectingState);
QCOMPARE(QAbstractItemView::DragSelectingState, obj1->state());
obj1->setState(QAbstractItemView::EditingState);
QCOMPARE(QAbstractItemView::EditingState, obj1->state());
obj1->setState(QAbstractItemView::ExpandingState);
QCOMPARE(QAbstractItemView::ExpandingState, obj1->state());
obj1->setState(QAbstractItemView::CollapsingState);
QCOMPARE(QAbstractItemView::CollapsingState, obj1->state());
// QWidget QAbstractScrollArea::viewport()
// void setViewport(QWidget*)
QWidget *vp = new QWidget;
obj1->setViewport(vp);
QCOMPARE(vp, obj1->viewport());
QCOMPARE(16, obj1->autoScrollMargin());
obj1->setAutoScrollMargin(20);
QCOMPARE(20, obj1->autoScrollMargin());
obj1->setAutoScrollMargin(16);
QCOMPARE(16, obj1->autoScrollMargin());
}
void tst_QAbstractItemView::initTestCase()
{
#ifdef Q_OS_WINCE_WM
qApp->setAutoMaximizeThreshold(-1);
#endif
}
void tst_QAbstractItemView::cleanup()
{
QVERIFY(QApplication::topLevelWidgets().isEmpty());
}
void tst_QAbstractItemView::emptyModels_data()
{
QTest::addColumn<QString>("viewType");
QTest::newRow("QListView") << "QListView";
QTest::newRow("QTableView") << "QTableView";
QTest::newRow("QTreeView") << "QTreeView";
QTest::newRow("QHeaderView") << "QHeaderView";
}
void tst_QAbstractItemView::emptyModels()
{
QFETCH(QString, viewType);
QScopedPointer<QAbstractItemView> view;
if (viewType == "QListView")
view.reset(new QListView());
else if (viewType == "QTableView")
view.reset(new QTableView());
else if (viewType == "QTreeView")
view.reset(new QTreeView());
else if (viewType == "QHeaderView")
view.reset(new QHeaderView(Qt::Vertical));
else
QVERIFY(0);
centerOnScreen(view.data());
moveCursorAway(view.data());
view->show();
QVERIFY(QTest::qWaitForWindowExposed(view.data()));
QVERIFY(!view->model());
QVERIFY(!view->selectionModel());
//QVERIFY(view->itemDelegate() != 0);
basic_tests(view.data());
}
void tst_QAbstractItemView::setModel_data()
{
QTest::addColumn<QString>("viewType");
QTest::newRow("QListView") << "QListView";
QTest::newRow("QTableView") << "QTableView";
QTest::newRow("QTreeView") << "QTreeView";
QTest::newRow("QHeaderView") << "QHeaderView";
}
void tst_QAbstractItemView::setModel()
{
QFETCH(QString, viewType);
QScopedPointer<QAbstractItemView> view;
if (viewType == "QListView")
view.reset(new QListView());
else if (viewType == "QTableView")
view.reset(new QTableView());
else if (viewType == "QTreeView")
view.reset(new QTreeView());
else if (viewType == "QHeaderView")
view.reset(new QHeaderView(Qt::Vertical));
else
QVERIFY(0);
centerOnScreen(view.data());
moveCursorAway(view.data());
view->show();
QVERIFY(QTest::qWaitForWindowExposed(view.data()));
QStandardItemModel model(20,20);
view->setModel(0);
view->setModel(&model);
basic_tests(view.data());
}
void tst_QAbstractItemView::basic_tests(QAbstractItemView *view)
{
// setSelectionModel
// Will assert as it should
//view->setSelectionModel(0);
// setItemDelegate
//view->setItemDelegate(0);
// Will asswert as it should
// setSelectionMode
view->setSelectionMode(QAbstractItemView::SingleSelection);
QCOMPARE(view->selectionMode(), QAbstractItemView::SingleSelection);
view->setSelectionMode(QAbstractItemView::ContiguousSelection);
QCOMPARE(view->selectionMode(), QAbstractItemView::ContiguousSelection);
view->setSelectionMode(QAbstractItemView::ExtendedSelection);
QCOMPARE(view->selectionMode(), QAbstractItemView::ExtendedSelection);
view->setSelectionMode(QAbstractItemView::MultiSelection);
QCOMPARE(view->selectionMode(), QAbstractItemView::MultiSelection);
view->setSelectionMode(QAbstractItemView::NoSelection);
QCOMPARE(view->selectionMode(), QAbstractItemView::NoSelection);
// setSelectionBehavior
view->setSelectionBehavior(QAbstractItemView::SelectItems);
QCOMPARE(view->selectionBehavior(), QAbstractItemView::SelectItems);
view->setSelectionBehavior(QAbstractItemView::SelectRows);
QCOMPARE(view->selectionBehavior(), QAbstractItemView::SelectRows);
view->setSelectionBehavior(QAbstractItemView::SelectColumns);
QCOMPARE(view->selectionBehavior(), QAbstractItemView::SelectColumns);
// setEditTriggers
view->setEditTriggers(QAbstractItemView::EditKeyPressed);
QCOMPARE(view->editTriggers(), QAbstractItemView::EditKeyPressed);
view->setEditTriggers(QAbstractItemView::NoEditTriggers);
QCOMPARE(view->editTriggers(), QAbstractItemView::NoEditTriggers);
view->setEditTriggers(QAbstractItemView::CurrentChanged);
QCOMPARE(view->editTriggers(), QAbstractItemView::CurrentChanged);
view->setEditTriggers(QAbstractItemView::DoubleClicked);
QCOMPARE(view->editTriggers(), QAbstractItemView::DoubleClicked);
view->setEditTriggers(QAbstractItemView::SelectedClicked);
QCOMPARE(view->editTriggers(), QAbstractItemView::SelectedClicked);
view->setEditTriggers(QAbstractItemView::AnyKeyPressed);
QCOMPARE(view->editTriggers(), QAbstractItemView::AnyKeyPressed);
view->setEditTriggers(QAbstractItemView::AllEditTriggers);
QCOMPARE(view->editTriggers(), QAbstractItemView::AllEditTriggers);
// setAutoScroll
view->setAutoScroll(false);
QCOMPARE(view->hasAutoScroll(), false);
view->setAutoScroll(true);
QCOMPARE(view->hasAutoScroll(), true);
// setTabKeyNavigation
view->setTabKeyNavigation(false);
QCOMPARE(view->tabKeyNavigation(), false);
view->setTabKeyNavigation(true);
QCOMPARE(view->tabKeyNavigation(), true);
#ifndef QT_NO_DRAGANDDROP
// setDropIndicatorShown
view->setDropIndicatorShown(false);
QCOMPARE(view->showDropIndicator(), false);
view->setDropIndicatorShown(true);
QCOMPARE(view->showDropIndicator(), true);
// setDragEnabled
view->setDragEnabled(false);
QCOMPARE(view->dragEnabled(), false);
view->setDragEnabled(true);
QCOMPARE(view->dragEnabled(), true);
#endif
// setAlternatingRowColors
view->setAlternatingRowColors(false);
QCOMPARE(view->alternatingRowColors(), false);
view->setAlternatingRowColors(true);
QCOMPARE(view->alternatingRowColors(), true);
// setIconSize
view->setIconSize(QSize(16, 16));
QCOMPARE(view->iconSize(), QSize(16, 16));
QSignalSpy spy(view, &QAbstractItemView::iconSizeChanged);
QVERIFY(spy.isValid());
view->setIconSize(QSize(32, 32));
QCOMPARE(view->iconSize(), QSize(32, 32));
QCOMPARE(spy.count(), 1);
QCOMPARE(spy.at(0).at(0).value<QSize>(), QSize(32, 32));
// Should this happen?
view->setIconSize(QSize(-1, -1));
QCOMPARE(view->iconSize(), QSize(-1, -1));
QCOMPARE(spy.count(), 2);
QCOMPARE(view->currentIndex(), QModelIndex());
QCOMPARE(view->rootIndex(), QModelIndex());
view->keyboardSearch("");
view->keyboardSearch("foo");
view->keyboardSearch("1");
QCOMPARE(view->visualRect(QModelIndex()), QRect());
view->scrollTo(QModelIndex());
QCOMPARE(view->sizeHintForIndex(QModelIndex()), QSize());
QCOMPARE(view->indexAt(QPoint(-1, -1)), QModelIndex());
if (!view->model()){
QCOMPARE(view->indexAt(QPoint(10, 10)), QModelIndex());
QCOMPARE(view->sizeHintForRow(0), -1);
QCOMPARE(view->sizeHintForColumn(0), -1);
}else if (view->itemDelegate()){
view->sizeHintForRow(0);
view->sizeHintForColumn(0);
}
view->openPersistentEditor(QModelIndex());
view->closePersistentEditor(QModelIndex());
view->reset();
view->setRootIndex(QModelIndex());
view->doItemsLayout();
view->selectAll();
view->edit(QModelIndex());
view->clearSelection();
view->setCurrentIndex(QModelIndex());
// protected methods
view->dataChanged(QModelIndex(), QModelIndex());
view->rowsInserted(QModelIndex(), -1, -1);
view->rowsAboutToBeRemoved(QModelIndex(), -1, -1);
view->selectionChanged(QItemSelection(), QItemSelection());
if (view->model()){
view->currentChanged(QModelIndex(), QModelIndex());
view->currentChanged(QModelIndex(), view->model()->index(0,0));
}
view->updateEditorData();
view->updateEditorGeometries();
view->updateGeometries();
view->verticalScrollbarAction(QAbstractSlider::SliderSingleStepAdd);
view->horizontalScrollbarAction(QAbstractSlider::SliderSingleStepAdd);
view->verticalScrollbarValueChanged(10);
view->horizontalScrollbarValueChanged(10);
view->closeEditor(0, QAbstractItemDelegate::NoHint);
view->commitData(0);
view->editorDestroyed(0);
view->setHorizontalStepsPerItem(2);
view->horizontalStepsPerItem();
view->setVerticalStepsPerItem(2);
view->verticalStepsPerItem();
// Will assert as it should
// view->setIndexWidget(QModelIndex(), 0);
view->moveCursor(QAbstractItemView::MoveUp, Qt::NoModifier);
view->horizontalOffset();
view->verticalOffset();
// view->isIndexHidden(QModelIndex()); // will (correctly) assert
if(view->model())
view->isIndexHidden(view->model()->index(0,0));
view->setSelection(QRect(0, 0, 10, 10), QItemSelectionModel::ClearAndSelect);
view->setSelection(QRect(-1, -1, -1, -1), QItemSelectionModel::ClearAndSelect);
view->visualRegionForSelection(QItemSelection());
view->selectedIndexes();
view->edit(QModelIndex(), QAbstractItemView::NoEditTriggers, 0);
view->selectionCommand(QModelIndex(), 0);
#ifndef QT_NO_DRAGANDDROP
if (!view->model())
view->startDrag(Qt::CopyAction);
view->viewOptions();
view->setState(QAbstractItemView::NoState);
QVERIFY(view->state()==QAbstractItemView::NoState);
view->setState(QAbstractItemView::DraggingState);
QVERIFY(view->state()==QAbstractItemView::DraggingState);
view->setState(QAbstractItemView::DragSelectingState);
QVERIFY(view->state()==QAbstractItemView::DragSelectingState);
view->setState(QAbstractItemView::EditingState);
QVERIFY(view->state()==QAbstractItemView::EditingState);
view->setState(QAbstractItemView::ExpandingState);
QVERIFY(view->state()==QAbstractItemView::ExpandingState);
view->setState(QAbstractItemView::CollapsingState);
QVERIFY(view->state()==QAbstractItemView::CollapsingState);
#endif
view->startAutoScroll();
view->stopAutoScroll();
view->doAutoScroll();
// testing mouseFoo and key functions
// QTest::mousePress(view, Qt::LeftButton, Qt::NoModifier, QPoint(0,0));
// mouseMove(view, Qt::LeftButton, Qt::NoModifier, QPoint(10,10));
// QTest::mouseRelease(view, Qt::LeftButton, Qt::NoModifier, QPoint(10,10));
// QTest::mouseClick(view, Qt::LeftButton, Qt::NoModifier, QPoint(10,10));
// mouseDClick(view, Qt::LeftButton, Qt::NoModifier, QPoint(10,10));
// QTest::keyClick(view, Qt::Key_A);
}
void tst_QAbstractItemView::noModel()
{
// From task #85415
QStandardItemModel model(20,20);
QTreeView view;
setFrameless(&view);
view.setModel(&model);
// Make the viewport smaller than the contents, so that we can scroll
view.resize(100,100);
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
// make sure that the scrollbars are not at value 0
view.scrollTo(view.model()->index(10,10));
QApplication::processEvents();
view.setModel(0);
// Due to the model is removed, this will generate a valueChanged signal on both scrollbars. (value to 0)
QApplication::processEvents();
QCOMPARE(view.model(), (QAbstractItemModel*)0);
}
void tst_QAbstractItemView::dragSelect()
{
// From task #86108
QStandardItemModel model(64,64);
QTableView view;
view.setModel(&model);
centerOnScreen(&view);
moveCursorAway(&view);
view.setVisible(true);
QVERIFY(QTest::qWaitForWindowExposed(&view));
const int delay = 2;
for (int i = 0; i < 2; ++i) {
bool tracking = (i == 1);
view.setMouseTracking(false);
QTest::mouseMove(&view, QPoint(0, 0), delay);
view.setMouseTracking(tracking);
QTest::mouseMove(&view, QPoint(50, 50), delay);
QVERIFY(view.selectionModel()->selectedIndexes().isEmpty());
}
}
void tst_QAbstractItemView::rowDelegate()
{
QStandardItemModel model(4,4);
MyAbstractItemDelegate delegate;
QTableView view;
view.setModel(&model);
view.setItemDelegateForRow(3, &delegate);
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QModelIndex index = model.index(3, 0);
view.openPersistentEditor(index);
QWidget *w = view.indexWidget(index);
QVERIFY(w);
QCOMPARE(w->metaObject()->className(), "QWidget");
}
void tst_QAbstractItemView::columnDelegate()
{
QStandardItemModel model(4,4);
MyAbstractItemDelegate delegate;
QTableView view;
view.setModel(&model);
view.setItemDelegateForColumn(3, &delegate);
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QModelIndex index = model.index(0, 3);
view.openPersistentEditor(index);
QWidget *w = view.indexWidget(index);
QVERIFY(w);
QCOMPARE(w->metaObject()->className(), "QWidget");
}
void tst_QAbstractItemView::sizeHintChangeTriggersLayout()
{
QStandardItemModel model(4, 4);
MyAbstractItemDelegate delegate;
MyAbstractItemDelegate rowDelegate;
MyAbstractItemDelegate columnDelegate;
GeometriesTestView view;
view.setModel(&model);
view.setItemDelegate(&delegate);
view.setItemDelegateForRow(1, &rowDelegate);
view.setItemDelegateForColumn(2, &columnDelegate);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
view.updateGeometriesCalled = false;
delegate.changeSize();
QCoreApplication::sendPostedEvents();
QVERIFY(view.updateGeometriesCalled);
view.updateGeometriesCalled = false;
rowDelegate.changeSize();
QCoreApplication::sendPostedEvents();
QVERIFY(view.updateGeometriesCalled);
view.updateGeometriesCalled = false;
columnDelegate.changeSize();
QCoreApplication::sendPostedEvents();
QVERIFY(view.updateGeometriesCalled);
}
void tst_QAbstractItemView::selectAll()
{
QStandardItemModel model(4,4);
QTableView view;
view.setModel(&model);
QAbstractItemView *tst_view = &view;
QCOMPARE(tst_view->selectedIndexes().count(), 0);
view.selectAll();
QCOMPARE(tst_view->selectedIndexes().count(), 4*4);
}
void tst_QAbstractItemView::ctrlA()
{
QStandardItemModel model(4,4);
QTableView view;
view.setModel(&model);
QAbstractItemView *tst_view = &view;
QCOMPARE(tst_view->selectedIndexes().count(), 0);
QTest::keyClick(&view, Qt::Key_A, Qt::ControlModifier);
QCOMPARE(tst_view->selectedIndexes().count(), 4*4);
}
void tst_QAbstractItemView::persistentEditorFocus()
{
// one row, three columns
QStandardItemModel model(1, 3);
for(int i = 0; i < model.columnCount(); ++i)
model.setData(model.index(0, i), i);
QTableView view;
view.setModel(&model);
view.openPersistentEditor(model.index(0, 1));
view.openPersistentEditor(model.index(0, 2));
//these are spinboxes because we put numbers inside
QList<QSpinBox*> list = view.viewport()->findChildren<QSpinBox*>();
QCOMPARE(list.count(), 2); //these should be the 2 editors
view.setCurrentIndex(model.index(0, 0));
QCOMPARE(view.currentIndex(), model.index(0, 0));
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
for (int i = 0; i < list.count(); ++i) {
QTRY_VERIFY(list.at(i)->isVisible());
QPoint p = QPoint(5, 5);
QMouseEvent mouseEvent(QEvent::MouseButtonPress, p, Qt::LeftButton,
Qt::LeftButton, Qt::NoModifier);
qApp->sendEvent(list.at(i), &mouseEvent);
if (!qApp->focusWidget())
QSKIP("Some window managers don't handle focus that well");
QTRY_COMPARE(qApp->focusWidget(), static_cast<QWidget *>(list.at(i)));
}
}
#if !defined(Q_OS_MAC) && !defined(Q_OS_WIN)
#if 0
static void sendMouseMove(QWidget *widget, QPoint pos = QPoint())
{
if (pos.isNull())
pos = widget->rect().center();
QMouseEvent event(QEvent::MouseMove, pos, widget->mapToGlobal(pos), Qt::NoButton, 0, 0);
QCursor::setPos(widget->mapToGlobal(pos));
qApp->processEvents();
QVERIFY(QTest::qWaitForWindowExposed(widget));
QApplication::sendEvent(widget, &event);
}
static void sendMousePress(
QWidget *widget, QPoint pos = QPoint(), Qt::MouseButton button = Qt::LeftButton)
{
if (pos.isNull())
pos = widget->rect().center();
QMouseEvent event(QEvent::MouseButtonPress, pos, widget->mapToGlobal(pos), button, 0, 0);
QApplication::sendEvent(widget, &event);
}
static void sendMouseRelease(
QWidget *widget, QPoint pos = QPoint(), Qt::MouseButton button = Qt::LeftButton)
{
if (pos.isNull())
pos = widget->rect().center();
QMouseEvent event(QEvent::MouseButtonRelease, pos, widget->mapToGlobal(pos), button, 0, 0);
QApplication::sendEvent(widget, &event);
}
class DnDTestModel : public QStandardItemModel
{
Q_OBJECT
bool dropMimeData(const QMimeData *md, Qt::DropAction action, int r, int c, const QModelIndex &p)
{
dropAction_result = action;
QStandardItemModel::dropMimeData(md, action, r, c, p);
return true;
}
Qt::DropActions supportedDropActions() const { return Qt::CopyAction | Qt::MoveAction; }
Qt::DropAction dropAction_result;
public:
DnDTestModel() : QStandardItemModel(20, 20), dropAction_result(Qt::IgnoreAction) {
for (int i = 0; i < rowCount(); ++i)
setData(index(i, 0), QString::number(i));
}
Qt::DropAction dropAction() const { return dropAction_result; }
};
class DnDTestView : public QTreeView
{
Q_OBJECT
QPoint dropPoint;
Qt::DropAction dropAction;
void dragEnterEvent(QDragEnterEvent *event)
{
QAbstractItemView::dragEnterEvent(event);
}
void dropEvent(QDropEvent *event)
{
event->setDropAction(dropAction);
QTreeView::dropEvent(event);
}
void timerEvent(QTimerEvent *event)
{
killTimer(event->timerId());
sendMouseMove(this, dropPoint);
sendMouseRelease(this);
}
void mousePressEvent(QMouseEvent *e)
{
QTreeView::mousePressEvent(e);
startTimer(0);
setState(DraggingState);
startDrag(dropAction);
}
public:
DnDTestView(Qt::DropAction dropAction, QAbstractItemModel *model)
: dropAction(dropAction)
{
header()->hide();
setModel(model);
setDragDropMode(QAbstractItemView::DragDrop);
setAcceptDrops(true);
setDragEnabled(true);
}
void dragAndDrop(QPoint drag, QPoint drop)
{
dropPoint = drop;
setCurrentIndex(indexAt(drag));
sendMousePress(viewport(), drag);
}
};
class DnDTestWidget : public QWidget
{
Q_OBJECT
Qt::DropAction dropAction_request;
Qt::DropAction dropAction_result;
QWidget *dropTarget;
void timerEvent(QTimerEvent *event)
{
killTimer(event->timerId());
sendMouseMove(dropTarget);
sendMouseRelease(dropTarget);
}
void mousePressEvent(QMouseEvent *)
{
QDrag *drag = new QDrag(this);
QMimeData *mimeData = new QMimeData;
mimeData->setData("application/x-qabstractitemmodeldatalist", QByteArray(""));
drag->setMimeData(mimeData);
startTimer(0);
dropAction_result = drag->start(dropAction_request);
}
public:
Qt::DropAction dropAction() const { return dropAction_result; }
void dragAndDrop(QWidget *dropTarget, Qt::DropAction dropAction)
{
this->dropTarget = dropTarget;
dropAction_request = dropAction;
sendMousePress(this);
}
};
void tst_QAbstractItemView::dragAndDrop()
{
// From Task 137729
const int attempts = 10;
int successes = 0;
for (int i = 0; i < attempts; ++i) {
Qt::DropAction dropAction = Qt::MoveAction;
DnDTestModel model;
DnDTestView view(dropAction, &model);
DnDTestWidget widget;
const int size = 200;
widget.setFixedSize(size, size);
view.setFixedSize(size, size);
widget.move(0, 0);
view.move(int(size * 1.5), int(size * 1.5));
widget.show();
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&widget));
QVERIFY(QTest::qWaitForWindowExposed(&view));
widget.dragAndDrop(&view, dropAction);
if (model.dropAction() == dropAction
&& widget.dropAction() == dropAction)
++successes;
}
if (successes < attempts) {
QString msg = QString("# successes (%1) < # attempts (%2)").arg(successes).arg(attempts);
QWARN(msg.toLatin1());
}
QVERIFY(successes > 0); // allow for some "event unstability" (i.e. unless
// successes == 0, QAbstractItemView is probably ok!)
}
void tst_QAbstractItemView::dragAndDropOnChild()
{
const int attempts = 10;
int successes = 0;
for (int i = 0; i < attempts; ++i) {
Qt::DropAction dropAction = Qt::MoveAction;
DnDTestModel model;
QModelIndex parent = model.index(0, 0);
model.insertRow(0, parent);
model.insertColumn(0, parent);
QModelIndex child = model.index(0, 0, parent);
model.setData(child, "child");
QCOMPARE(model.rowCount(parent), 1);
DnDTestView view(dropAction, &model);
view.setExpanded(parent, true);
view.setDragDropMode(QAbstractItemView::InternalMove);
const int size = 200;
view.setFixedSize(size, size);
view.move(int(size * 1.5), int(size * 1.5));
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
view.dragAndDrop(view.visualRect(parent).center(),
view.visualRect(child).center());
if (model.dropAction() == dropAction)
++successes;
}
QCOMPARE(successes, 0);
}
#endif // 0
#endif // !Q_OS_MAC && !Q_OS_WIN
class TestModel : public QStandardItemModel
{
public:
TestModel(int rows, int columns) : QStandardItemModel(rows, columns)
{
setData_count = 0;
}
virtual bool setData(const QModelIndex &/*index*/, const QVariant &/*value*/, int /*role = Qt::EditRole*/)
{
++setData_count;
return true;
}
int setData_count;
};
typedef QList<int> IntList;
void tst_QAbstractItemView::setItemDelegate_data()
{
// default is rows, a -1 will switch to columns
QTest::addColumn<IntList>("rowsOrColumnsWithDelegate");
QTest::addColumn<QPoint>("cellToEdit");
QTest::newRow("4 columndelegates")
<< (IntList() << -1 << 0 << 1 << 2 << 3)
<< QPoint(0, 0);
QTest::newRow("2 identical rowdelegates on the same row")
<< (IntList() << 0 << 0)
<< QPoint(0, 0);
QTest::newRow("2 identical columndelegates on the same column")
<< (IntList() << -1 << 2 << 2)
<< QPoint(2, 0);
QTest::newRow("2 duplicate delegates, 1 row and 1 column")
<< (IntList() << 0 << -1 << 2)
<< QPoint(2, 0);
QTest::newRow("4 duplicate delegates, 2 row and 2 column")
<< (IntList() << 0 << 0 << -1 << 2 << 2)
<< QPoint(2, 0);
}
void tst_QAbstractItemView::setItemDelegate()
{
QFETCH(IntList, rowsOrColumnsWithDelegate);
QFETCH(QPoint, cellToEdit);
QTableView v;
QItemDelegate *delegate = new QItemDelegate(&v);
TestModel model(5, 5);
v.setModel(&model);
bool row = true;
foreach (int rc, rowsOrColumnsWithDelegate) {
if (rc == -1) {
row = !row;
} else {
if (row) {
v.setItemDelegateForRow(rc, delegate);
} else {
v.setItemDelegateForColumn(rc, delegate);
}
}
}
centerOnScreen(&v);
moveCursorAway(&v);
v.show();
#ifdef Q_DEAD_CODE_FROM_QT4_X11
QCursor::setPos(v.geometry().center());
#endif
QApplication::setActiveWindow(&v);
QVERIFY(QTest::qWaitForWindowActive(&v));
QModelIndex index = model.index(cellToEdit.y(), cellToEdit.x());
v.edit(index);
// This will close the editor
QTRY_VERIFY(QApplication::focusWidget());
QWidget *editor = QApplication::focusWidget();
QVERIFY(editor);
editor->hide();
delete editor;
QCOMPARE(model.setData_count, 1);
delete delegate;
}
void tst_QAbstractItemView::noFallbackToRoot()
{
QStandardItemModel model(0, 1);
for (int i = 0; i < 5; ++i)
model.appendRow(new QStandardItem("top" + QString::number(i)));
QStandardItem *par1 = model.item(1);
for (int j = 0; j < 15; ++j)
par1->appendRow(new QStandardItem("sub" + QString::number(j)));
QStandardItem *par2 = par1->child(2);
for (int k = 0; k < 10; ++k)
par2->appendRow(new QStandardItem("bot" + QString::number(k)));
QStandardItem *it1 = par2->child(5);
QModelIndex parent1 = model.indexFromItem(par1);
QModelIndex parent2 = model.indexFromItem(par2);
QModelIndex item1 = model.indexFromItem(it1);
QTreeView v;
v.setModel(&model);
v.setRootIndex(parent1);
v.setCurrentIndex(item1);
QCOMPARE(v.currentIndex(), item1);
QVERIFY(model.removeRows(0, 10, parent2));
QCOMPARE(v.currentIndex(), parent2);
QVERIFY(model.removeRows(0, 15, parent1));
QCOMPARE(v.currentIndex(), QModelIndex());
}
void tst_QAbstractItemView::setCurrentIndex_data()
{
QTest::addColumn<QString>("viewType");
QTest::addColumn<int>("itemFlags");
QTest::addColumn<bool>("result");
QStringList widgets;
widgets << "QListView" << "QTreeView" << "QHeaderView" << "QTableView";
foreach(QString widget, widgets) {
QTest::newRow((widget+QLatin1String(": no flags")).toLocal8Bit().constData())
<< widget << (int)0 << false;
QTest::newRow((widget+QLatin1String(": checkable")).toLocal8Bit().constData())
<< widget << (int)Qt::ItemIsUserCheckable << false;
QTest::newRow((widget+QLatin1String(": selectable")).toLocal8Bit().constData())
<< widget << (int)Qt::ItemIsSelectable << false;
QTest::newRow((widget+QLatin1String(": enabled")).toLocal8Bit().constData())
<< widget << (int)Qt::ItemIsEnabled << true;
QTest::newRow((widget+QLatin1String(": enabled|selectable")).toLocal8Bit().constData())
<< widget << (int)(Qt::ItemIsSelectable|Qt::ItemIsEnabled) << true;
}
}
void tst_QAbstractItemView::setCurrentIndex()
{
QFETCH(QString, viewType);
QFETCH(int, itemFlags);
QFETCH(bool, result);
QScopedPointer<QAbstractItemView> view;
if (viewType == "QListView")
view.reset(new QListView());
else if (viewType == "QTableView")
view.reset(new QTableView());
else if (viewType == "QTreeView")
view.reset(new QTreeView());
else if (viewType == "QHeaderView")
view.reset(new QHeaderView(Qt::Vertical));
else
QVERIFY(0);
centerOnScreen(view.data());
moveCursorAway(view.data());
view->show();
QVERIFY(QTest::qWaitForWindowExposed(view.data()));
QStandardItemModel *model = new QStandardItemModel(view.data());
QStandardItem *item = new QStandardItem("first item");
item->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
model->appendRow(item);
item = new QStandardItem("test item");
item->setFlags(Qt::ItemFlags(itemFlags));
model->appendRow(item);
view->setModel(model);
view->setCurrentIndex(model->index(0,0));
QCOMPARE(view->currentIndex(), model->index(0,0));
view->setCurrentIndex(model->index(1,0));
QVERIFY(view->currentIndex() == model->index(result ? 1 : 0,0));
}
void tst_QAbstractItemView::task221955_selectedEditor()
{
QPushButton *button;
QTreeWidget tree;
tree.setColumnCount(2);
tree.addTopLevelItem(new QTreeWidgetItem(QStringList() << "Foo" <<"1"));
tree.addTopLevelItem(new QTreeWidgetItem(QStringList() << "Bar" <<"2"));
tree.addTopLevelItem(new QTreeWidgetItem(QStringList() << "Baz" <<"3"));
QTreeWidgetItem *dummy = new QTreeWidgetItem();
tree.addTopLevelItem(dummy);
tree.setItemWidget(dummy, 0, button = new QPushButton("More..."));
button->setAutoFillBackground(true); // as recommended in doc
centerOnScreen(&tree);
moveCursorAway(&tree);
tree.show();
tree.setFocus();
tree.setCurrentIndex(tree.model()->index(1,0));
QApplication::setActiveWindow(&tree);
QVERIFY(QTest::qWaitForWindowActive(&tree));
QVERIFY(! tree.selectionModel()->selectedIndexes().contains(tree.model()->index(3,0)));
//We set the focus to the button, the index need to be selected
button->setFocus();
QTest::qWait(100);
QVERIFY(tree.selectionModel()->selectedIndexes().contains(tree.model()->index(3,0)));
tree.setCurrentIndex(tree.model()->index(1,0));
QVERIFY(! tree.selectionModel()->selectedIndexes().contains(tree.model()->index(3,0)));
//Same thing but with the flag NoSelection, nothing can be selected.
tree.setFocus();
tree.setSelectionMode(QAbstractItemView::NoSelection);
tree.clearSelection();
QVERIFY(tree.selectionModel()->selectedIndexes().isEmpty());
QTest::qWait(10);
button->setFocus();
QTest::qWait(50);
QVERIFY(tree.selectionModel()->selectedIndexes().isEmpty());
}
void tst_QAbstractItemView::task250754_fontChange()
{
QString app_css = qApp->styleSheet();
qApp->setStyleSheet("/* */");
QWidget w;
QTreeView tree(&w);
QVBoxLayout *vLayout = new QVBoxLayout(&w);
vLayout->addWidget(&tree);
QStandardItemModel *m = new QStandardItemModel(this);
for (int i=0; i<20; ++i) {
QStandardItem *item = new QStandardItem(QStringLiteral("Item number ") + QString::number(i));
for (int j=0; j<5; ++j) {
QStandardItem *child = new QStandardItem(QStringLiteral("Child Item number ") + QString::number(j));
item->setChild(j, 0, child);
}
m->setItem(i, 0, item);
}
tree.setModel(m);
tree.setHeaderHidden(true); // The header is (in certain styles) dpi dependent
w.resize(160, 350); // Minimum width for windows with frame on Windows 8
centerOnScreen(&w);
moveCursorAway(&w);
w.showNormal();
QVERIFY(QTest::qWaitForWindowExposed(&w));
QFont font = tree.font();
font.setPixelSize(10);
tree.setFont(font);
QTRY_VERIFY(!tree.verticalScrollBar()->isVisible());
font.setPixelSize(60);
tree.setFont(font);
//now with the huge items, the scrollbar must be visible
QTRY_VERIFY(tree.verticalScrollBar()->isVisible());
qApp->setStyleSheet(app_css);
}
void tst_QAbstractItemView::task200665_itemEntered()
{
#ifdef Q_OS_WINCE_WM
QSKIP("On Windows Mobile the mouse tracking is unavailable at the moment");
#endif
//we test that view will emit entered
//when the scrollbar move but not the mouse itself
QStandardItemModel model(1000,1);
QListView view;
view.setModel(&model);
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QCursor::setPos( view.geometry().center() );
QCoreApplication::processEvents();
QSignalSpy spy(&view, SIGNAL(entered(QModelIndex)));
view.verticalScrollBar()->setValue(view.verticalScrollBar()->maximum());
QTRY_COMPARE(spy.count(), 1);
}
void tst_QAbstractItemView::task257481_emptyEditor()
{
QIcon icon = qApp->style()->standardIcon(QStyle::SP_ComputerIcon);
QStandardItemModel model;
model.appendRow( new QStandardItem(icon, QString()) );
model.appendRow( new QStandardItem(icon, "Editor works") );
model.appendRow( new QStandardItem( QString() ) );
QTreeView treeView;
treeView.setRootIsDecorated(false);
treeView.setModel(&model);
centerOnScreen(&treeView);
moveCursorAway(&treeView);
treeView.show();
QVERIFY(QTest::qWaitForWindowExposed(&treeView));
treeView.edit(model.index(0,0));
QList<QLineEdit *> lineEditors = treeView.viewport()->findChildren<QLineEdit *>();
QCOMPARE(lineEditors.count(), 1);
QVERIFY(!lineEditors.first()->size().isEmpty());
QTest::qWait(30);
treeView.edit(model.index(1,0));
lineEditors = treeView.viewport()->findChildren<QLineEdit *>();
QCOMPARE(lineEditors.count(), 1);
QVERIFY(!lineEditors.first()->size().isEmpty());
QTest::qWait(30);
treeView.edit(model.index(2,0));
lineEditors = treeView.viewport()->findChildren<QLineEdit *>();
QCOMPARE(lineEditors.count(), 1);
QVERIFY(!lineEditors.first()->size().isEmpty());
}
void tst_QAbstractItemView::shiftArrowSelectionAfterScrolling()
{
QStandardItemModel model;
for (int i=0; i<10; ++i) {
QStandardItem *item = new QStandardItem(QString::number(i));
model.setItem(i, 0, item);
}
QListView view;
view.setFixedSize(160, 250); // Minimum width for windows with frame on Windows 8
view.setFlow(QListView::LeftToRight);
view.setGridSize(QSize(100, 100));
view.setSelectionMode(QListView::ExtendedSelection);
view.setViewMode(QListView::IconMode);
view.setModel(&model);
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QModelIndex index0 = model.index(0, 0);
QModelIndex index1 = model.index(1, 0);
QModelIndex index9 = model.index(9, 0);
view.selectionModel()->setCurrentIndex(index0, QItemSelectionModel::NoUpdate);
QCOMPARE(view.currentIndex(), index0);
view.scrollTo(index9);
QTest::keyClick(&view, Qt::Key_Down, Qt::ShiftModifier);
QCOMPARE(view.currentIndex(), index1);
QModelIndexList selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 2);
QVERIFY(selected.contains(index0));
QVERIFY(selected.contains(index1));
}
void tst_QAbstractItemView::shiftSelectionAfterRubberbandSelection()
{
QStandardItemModel model;
for (int i=0; i<3; ++i) {
QStandardItem *item = new QStandardItem(QString::number(i));
model.setItem(i, 0, item);
}
QListView view;
view.setFixedSize(160, 450); // Minimum width for windows with frame on Windows 8
view.setFlow(QListView::LeftToRight);
view.setGridSize(QSize(100, 100));
view.setSelectionMode(QListView::ExtendedSelection);
view.setViewMode(QListView::IconMode);
view.setModel(&model);
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QModelIndex index0 = model.index(0, 0);
QModelIndex index1 = model.index(1, 0);
QModelIndex index2 = model.index(2, 0);
view.setCurrentIndex(index0);
QCOMPARE(view.currentIndex(), index0);
// Determine the points where the rubberband selection starts and ends
QPoint pressPos = view.visualRect(index1).bottomRight() + QPoint(1, 1);
QPoint releasePos = view.visualRect(index1).center();
QVERIFY(!view.indexAt(pressPos).isValid());
QCOMPARE(view.indexAt(releasePos), index1);
// Select item 1 using a rubberband selection
// The mouse move event has to be created manually because the QTest framework does not
// contain a function for mouse moves with buttons pressed
QTest::mousePress(view.viewport(), Qt::LeftButton, Qt::NoModifier, pressPos);
QMouseEvent moveEvent(QEvent::MouseMove, releasePos, Qt::NoButton, Qt::LeftButton, Qt::NoModifier);
bool moveEventReceived = qApp->notify(view.viewport(), &moveEvent);
QVERIFY(moveEventReceived);
QTest::mouseRelease(view.viewport(), Qt::LeftButton, Qt::NoModifier, releasePos);
QCOMPARE(view.currentIndex(), index1);
// Shift-click item 2
QPoint item2Pos = view.visualRect(index2).center();
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::ShiftModifier, item2Pos);
QCOMPARE(view.currentIndex(), index2);
// Verify that the selection worked OK
QModelIndexList selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 2);
QVERIFY(selected.contains(index1));
QVERIFY(selected.contains(index2));
// Select item 0 to revert the selection
view.setCurrentIndex(index0);
QCOMPARE(view.currentIndex(), index0);
// Repeat the same steps as above, but with a Shift-Arrow selection
QTest::mousePress(view.viewport(), Qt::LeftButton, Qt::NoModifier, pressPos);
QMouseEvent moveEvent2(QEvent::MouseMove, releasePos, Qt::NoButton, Qt::LeftButton, Qt::NoModifier);
moveEventReceived = qApp->notify(view.viewport(), &moveEvent2);
QVERIFY(moveEventReceived);
QTest::mouseRelease(view.viewport(), Qt::LeftButton, Qt::NoModifier, releasePos);
QCOMPARE(view.currentIndex(), index1);
// Press Shift-Down
QTest::keyClick(&view, Qt::Key_Down, Qt::ShiftModifier);
QCOMPARE(view.currentIndex(), index2);
// Verify that the selection worked OK
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 2);
QVERIFY(selected.contains(index1));
QVERIFY(selected.contains(index2));
}
void tst_QAbstractItemView::ctrlRubberbandSelection()
{
QStandardItemModel model;
for (int i=0; i<3; ++i) {
QStandardItem *item = new QStandardItem(QString::number(i));
model.setItem(i, 0, item);
}
QListView view;
view.setFixedSize(160, 450); // Minimum width for windows with frame on Windows 8
view.setFlow(QListView::LeftToRight);
view.setGridSize(QSize(100, 100));
view.setSelectionMode(QListView::ExtendedSelection);
view.setViewMode(QListView::IconMode);
view.setModel(&model);
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QModelIndex index1 = model.index(1, 0);
QModelIndex index2 = model.index(2, 0);
// Select item 1
view.setCurrentIndex(index1);
QModelIndexList selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 1);
QVERIFY(selected.contains(index1));
// Now press control and draw a rubberband around items 1 and 2.
// The mouse move event has to be created manually because the QTest framework does not
// contain a function for mouse moves with buttons pressed.
QPoint pressPos = view.visualRect(index1).topLeft() - QPoint(1, 1);
QPoint releasePos = view.visualRect(index2).bottomRight() + QPoint(1, 1);
QTest::mousePress(view.viewport(), Qt::LeftButton, Qt::ControlModifier, pressPos);
QMouseEvent moveEvent(QEvent::MouseMove, releasePos, Qt::NoButton, Qt::LeftButton, Qt::ControlModifier);
bool moveEventReceived = qApp->notify(view.viewport(), &moveEvent);
QVERIFY(moveEventReceived);
QTest::mouseRelease(view.viewport(), Qt::LeftButton, Qt::ControlModifier, releasePos);
// Verify that item 2 is selected now
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 1);
QVERIFY(selected.contains(index2));
}
void tst_QAbstractItemView::QTBUG6407_extendedSelection()
{
QListWidget view;
view.setSelectionMode(QAbstractItemView::ExtendedSelection);
for(int i = 0; i < 50; ++i)
view.addItem(QString::number(i));
QFont font = view.font();
font.setPixelSize(10);
view.setFont(font);
view.resize(200,240);
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QApplication::setActiveWindow(&view);
QVERIFY(QTest::qWaitForWindowActive(&view));
QCOMPARE(static_cast<QWidget *>(&view), QApplication::activeWindow());
view.verticalScrollBar()->setValue(view.verticalScrollBar()->maximum());
QTest::qWait(20);
QModelIndex index49 = view.model()->index(49,0);
QPoint p = view.visualRect(index49).center();
QVERIFY(view.viewport()->rect().contains(p));
QTest::mouseClick(view.viewport(), Qt::LeftButton, 0, p);
QCOMPARE(view.currentIndex(), index49);
QCOMPARE(view.selectedItems().count(), 1);
QModelIndex index47 = view.model()->index(47,0);
p = view.visualRect(index47).center();
QVERIFY(view.viewport()->rect().contains(p));
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::ShiftModifier, p);
QCOMPARE(view.currentIndex(), index47);
QCOMPARE(view.selectedItems().count(), 3); //49, 48, 47;
QModelIndex index44 = view.model()->index(44,0);
p = view.visualRect(index44).center();
QVERIFY(view.viewport()->rect().contains(p));
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::ShiftModifier, p);
QCOMPARE(view.currentIndex(), index44);
QCOMPARE(view.selectedItems().count(), 6); //49 .. 44;
}
void tst_QAbstractItemView::QTBUG6753_selectOnSelection()
{
QTableWidget table(5, 5);
for (int i = 0; i < table.rowCount(); ++i)
for (int j = 0; j < table.columnCount(); ++j)
table.setItem(i, j, new QTableWidgetItem("choo-be-doo-wah"));
centerOnScreen(&table);
moveCursorAway(&table);
table.show();
QVERIFY(QTest::qWaitForWindowExposed(&table));
table.setSelectionMode(QAbstractItemView::ExtendedSelection);
table.selectAll();
QVERIFY(QTest::qWaitForWindowExposed(&table));
QModelIndex item = table.model()->index(1,1);
QRect itemRect = table.visualRect(item);
QTest::mouseMove(table.viewport(), itemRect.center());
QTest::mouseClick(table.viewport(), Qt::LeftButton, Qt::NoModifier, itemRect.center());
QTest::qWait(20);
QCOMPARE(table.selectedItems().count(), 1);
QCOMPARE(table.selectedItems().first(), table.item(item.row(), item.column()));
}
void tst_QAbstractItemView::testDelegateDestroyEditor()
{
QTableWidget table(5, 5);
MyAbstractItemDelegate delegate;
table.setItemDelegate(&delegate);
table.edit(table.model()->index(1, 1));
QAbstractItemView *tv = &table;
QVERIFY(!delegate.calledVirtualDtor);
tv->closeEditor(delegate.openedEditor, QAbstractItemDelegate::NoHint);
QVERIFY(delegate.calledVirtualDtor);
}
void tst_QAbstractItemView::testClickedSignal()
{
QTableWidget view(5, 5);
centerOnScreen(&view);
moveCursorAway(&view);
view.showNormal();
QApplication::setActiveWindow(&view);
QVERIFY(QTest::qWaitForWindowActive(&view));
QCOMPARE(static_cast<QWidget *>(&view), QApplication::activeWindow());
QModelIndex index49 = view.model()->index(49,0);
QPoint p = view.visualRect(index49).center();
QVERIFY(view.viewport()->rect().contains(p));
QSignalSpy clickedSpy(&view, SIGNAL(clicked(QModelIndex)));
QTest::mouseClick(view.viewport(), Qt::LeftButton, 0, p);
QCOMPARE(clickedSpy.count(), 1);
QTest::mouseClick(view.viewport(), Qt::RightButton, 0, p);
// We expect that right-clicks do not cause the clicked() signal to
// be emitted.
QCOMPARE(clickedSpy.count(), 1);
}
class StateChangeDelegate : public QItemDelegate {
Q_OBJECT
public:
explicit StateChangeDelegate(QObject* parent = 0) :
QItemDelegate(parent)
{}
void setEditorData(QWidget *editor, const QModelIndex &index) const Q_DECL_OVERRIDE {
Q_UNUSED(index);
static bool w = true;
editor->setEnabled(w);
w = !w;
}
};
class StateChangeModel : public QStandardItemModel {
Q_OBJECT
public:
explicit StateChangeModel(QObject *parent = 0) :
QStandardItemModel(parent)
{}
void emitDataChanged() {
emit dataChanged(index(0, 0), index(0, 1));
}
};
void tst_QAbstractItemView::testChangeEditorState()
{
// Test for QTBUG-25370
StateChangeModel model;
{
QStandardItem* item = new QStandardItem("a");
model.setItem(0, 0, item);
}
{
QStandardItem* item = new QStandardItem("b");
model.setItem(0, 1, item);
}
QTableView view;
view.setEditTriggers(QAbstractItemView::CurrentChanged);
view.setItemDelegate(new StateChangeDelegate);
view.setModel(&model);
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QApplication::setActiveWindow(&view);
QVERIFY(QTest::qWaitForWindowActive(&view));
QCOMPARE(static_cast<QWidget *>(&view), QApplication::activeWindow());
model.emitDataChanged();
// No segfault - the test passes.
}
void tst_QAbstractItemView::deselectInSingleSelection()
{
QTableView view;
QStandardItemModel s;
s.setRowCount(10);
s.setColumnCount(10);
view.setModel(&s);
centerOnScreen(&view);
moveCursorAway(&view);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
view.setSelectionMode(QAbstractItemView::SingleSelection);
view.setEditTriggers(QAbstractItemView::NoEditTriggers);
QApplication::setActiveWindow(&view);
QVERIFY(QTest::qWaitForWindowExposed(&view));
// mouse
QModelIndex index22 = s.index(2, 2);
QRect rect22 = view.visualRect(index22);
QPoint clickpos = rect22.center();
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::NoModifier, clickpos);
QCOMPARE(view.currentIndex(), index22);
QCOMPARE(view.selectionModel()->selectedIndexes().count(), 1);
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::ControlModifier, clickpos);
QCOMPARE(view.currentIndex(), index22);
QCOMPARE(view.selectionModel()->selectedIndexes().count(), 0);
// second click with modifier however does select
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::ControlModifier, clickpos);
QCOMPARE(view.currentIndex(), index22);
QCOMPARE(view.selectionModel()->selectedIndexes().count(), 1);
// keyboard
QTest::keyClick(&view, Qt::Key_Space, Qt::NoModifier);
QCOMPARE(view.currentIndex(), index22);
QCOMPARE(view.selectionModel()->selectedIndexes().count(), 1);
QTest::keyClick(&view, Qt::Key_Space, Qt::ControlModifier);
QCOMPARE(view.currentIndex(), index22);
QCOMPARE(view.selectionModel()->selectedIndexes().count(), 0);
// second keypress with modifier however does select
QTest::keyClick(&view, Qt::Key_Space, Qt::ControlModifier);
QCOMPARE(view.currentIndex(), index22);
QCOMPARE(view.selectionModel()->selectedIndexes().count(), 1);
}
void tst_QAbstractItemView::testNoActivateOnDisabledItem()
{
QTreeView treeView;
QStandardItemModel model(1, 1);
QStandardItem *item = new QStandardItem("item");
model.setItem(0, 0, item);
item->setFlags(Qt::NoItemFlags);
treeView.setModel(&model);
centerOnScreen(&treeView);
moveCursorAway(&treeView);
treeView.show();
QApplication::setActiveWindow(&treeView);
QVERIFY(QTest::qWaitForWindowActive(&treeView));
QSignalSpy activatedSpy(&treeView, SIGNAL(activated(QModelIndex)));
// Ensure clicking on a disabled item doesn't emit itemActivated.
QModelIndex itemIndex = treeView.model()->index(0, 0);
QPoint clickPos = treeView.visualRect(itemIndex).center();
QTest::mouseClick(treeView.viewport(), Qt::LeftButton, 0, clickPos);
QCOMPARE(activatedSpy.count(), 0);
}
void tst_QAbstractItemView::testFocusPolicy_data()
{
QTest::addColumn<QAbstractItemDelegate*>("delegate");
QAbstractItemDelegate *styledItemDelegate = new QStyledItemDelegate(this);
QAbstractItemDelegate *itemDelegate = new QItemDelegate(this);
QTest::newRow("QStyledItemDelegate") << styledItemDelegate;
QTest::newRow("QItemDelegate") << itemDelegate;
}
void tst_QAbstractItemView::testFocusPolicy()
{
QFETCH(QAbstractItemDelegate*, delegate);
QWidget window;
QTableView *table = new QTableView(&window);
table->setItemDelegate(delegate);
QVBoxLayout *layout = new QVBoxLayout(&window);
layout->addWidget(table);
QStandardItemModel model;
model.setRowCount(10);
model.setColumnCount(10);
table->setModel(&model);
table->setCurrentIndex(model.index(1, 1));
centerOnScreen(&window);
moveCursorAway(&window);
window.show();
QApplication::setActiveWindow(&window);
QVERIFY(QTest::qWaitForWindowActive(&window));
// itemview accepts focus => editor is closed => return focus to the itemview
QPoint clickpos = table->visualRect(model.index(1, 1)).center();
QTest::mouseDClick(table->viewport(), Qt::LeftButton, Qt::NoModifier, clickpos);
QWidget *editor = qApp->focusWidget();
QVERIFY(editor);
QTest::keyClick(editor, Qt::Key_Escape, Qt::NoModifier);
QCOMPARE(qApp->focusWidget(), table);
// itemview doesn't accept focus => editor is closed => clear the focus
table->setFocusPolicy(Qt::NoFocus);
QTest::mouseDClick(table->viewport(), Qt::LeftButton, Qt::NoModifier, clickpos);
editor = qApp->focusWidget();
QVERIFY(editor);
QTest::keyClick(editor, Qt::Key_Escape, Qt::NoModifier);
QVERIFY(!qApp->focusWidget());
}
void tst_QAbstractItemView::QTBUG31411_noSelection()
{
QWidget window;
QTableView *table = new QTableView(&window);
table->setSelectionMode(QAbstractItemView::NoSelection);
QVBoxLayout *layout = new QVBoxLayout(&window);
layout->addWidget(table);
QStandardItemModel model;
model.setRowCount(10);
model.setColumnCount(10);
table->setModel(&model);
table->setCurrentIndex(model.index(1, 1));
centerOnScreen(&window);
moveCursorAway(&window);
window.show();
QApplication::setActiveWindow(&window);
QVERIFY(QTest::qWaitForWindowActive(&window));
qRegisterMetaType<QItemSelection>();
QSignalSpy selectionChangeSpy(table->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)));
QVERIFY(selectionChangeSpy.isValid());
QPoint clickpos = table->visualRect(model.index(1, 1)).center();
QTest::mouseClick(table->viewport(), Qt::LeftButton, Qt::NoModifier, clickpos);
QTest::mouseDClick(table->viewport(), Qt::LeftButton, Qt::NoModifier, clickpos);
QPointer<QWidget> editor1 = qApp->focusWidget();
QVERIFY(editor1);
QTest::keyClick(editor1, Qt::Key_Tab, Qt::NoModifier);
QPointer<QWidget> editor2 = qApp->focusWidget();
QVERIFY(editor2);
QTest::keyClick(editor2, Qt::Key_Escape, Qt::NoModifier);
QCOMPARE(selectionChangeSpy.count(), 0);
}
void tst_QAbstractItemView::QTBUG39324_settingSameInstanceOfIndexWidget()
{
QStringList list;
list << "FOO" << "bar";
QScopedPointer<QStringListModel> model(new QStringListModel(list));
QScopedPointer<QTableView> table(new QTableView());
table->setModel(model.data());
QModelIndex index = model->index(0,0);
QLineEdit *lineEdit = new QLineEdit();
table->setIndexWidget(index, lineEdit);
table->setIndexWidget(index, lineEdit);
QCoreApplication::sendPostedEvents(0, QEvent::DeferredDelete);
table->show();
}
void tst_QAbstractItemView::shiftSelectionAfterChangingModelContents()
{
QStringList list;
list << "A" << "B" << "C" << "D" << "E" << "F";
QStringListModel model(list);
QSortFilterProxyModel proxyModel;
proxyModel.setSourceModel(&model);
proxyModel.sort(0, Qt::AscendingOrder);
proxyModel.setDynamicSortFilter(true);
QPersistentModelIndex indexA(proxyModel.index(0, 0));
QPersistentModelIndex indexB(proxyModel.index(1, 0));
QPersistentModelIndex indexC(proxyModel.index(2, 0));
QPersistentModelIndex indexD(proxyModel.index(3, 0));
QPersistentModelIndex indexE(proxyModel.index(4, 0));
QPersistentModelIndex indexF(proxyModel.index(5, 0));
QListView view;
view.setModel(&proxyModel);
view.setSelectionMode(QAbstractItemView::ExtendedSelection);
view.show();
QTest::qWaitForWindowExposed(&view);
// Click "C"
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::NoModifier, view.visualRect(indexC).center());
QModelIndexList selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 1);
QVERIFY(selected.contains(indexC));
// Insert new item "B1"
model.insertRow(0);
model.setData(model.index(0, 0), "B1");
// Shift-click "D" -> we expect that "C" and "D" are selected
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::ShiftModifier, view.visualRect(indexD).center());
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 2);
QVERIFY(selected.contains(indexC));
QVERIFY(selected.contains(indexD));
// Click "D"
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::NoModifier, view.visualRect(indexD).center());
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 1);
QVERIFY(selected.contains(indexD));
// Remove items "B" and "C"
model.removeRows(proxyModel.mapToSource(indexB).row(), 1);
model.removeRows(proxyModel.mapToSource(indexC).row(), 1);
QVERIFY(!indexB.isValid());
QVERIFY(!indexC.isValid());
// Shift-click "F" -> we expect that "D", "E", and "F" are selected
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::ShiftModifier, view.visualRect(indexF).center());
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 3);
QVERIFY(selected.contains(indexD));
QVERIFY(selected.contains(indexE));
QVERIFY(selected.contains(indexF));
// Move to "A" by pressing "Up" repeatedly
while (view.currentIndex() != indexA) {
QTest::keyClick(&view, Qt::Key_Up);
}
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 1);
QVERIFY(selected.contains(indexA));
// Change the sort order
proxyModel.sort(0, Qt::DescendingOrder);
// Shift-click "F" -> All items should be selected
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::ShiftModifier, view.visualRect(indexF).center());
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), model.rowCount());
// Restore the old sort order
proxyModel.sort(0, Qt::AscendingOrder);
// Click "D"
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::NoModifier, view.visualRect(indexD).center());
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 1);
QVERIFY(selected.contains(indexD));
// Insert new item "B2"
model.insertRow(0);
model.setData(model.index(0, 0), "B2");
// Press Shift+Down -> "D" and "E" should be selected.
QTest::keyClick(&view, Qt::Key_Down, Qt::ShiftModifier);
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 2);
QVERIFY(selected.contains(indexD));
QVERIFY(selected.contains(indexE));
// Click "A" to reset the current selection starting point;
//then select "D" via QAbstractItemView::setCurrentIndex(const QModelIndex&).
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::NoModifier, view.visualRect(indexA).center());
view.setCurrentIndex(indexD);
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 1);
QVERIFY(selected.contains(indexD));
// Insert new item "B3"
model.insertRow(0);
model.setData(model.index(0, 0), "B3");
// Press Shift+Down -> "D" and "E" should be selected.
QTest::keyClick(&view, Qt::Key_Down, Qt::ShiftModifier);
selected = view.selectionModel()->selectedIndexes();
QCOMPARE(selected.count(), 2);
QVERIFY(selected.contains(indexD));
QVERIFY(selected.contains(indexE));
}
void tst_QAbstractItemView::QTBUG48968_reentrant_updateEditorGeometries()
{
QStandardItemModel *m = new QStandardItemModel(this);
for (int i=0; i<10; ++i) {
QStandardItem *item = new QStandardItem(QString("Item number %1").arg(i));
item->setEditable(true);
for (int j=0; j<5; ++j) {
QStandardItem *child = new QStandardItem(QString("Child Item number %1").arg(j));
item->setChild(j, 0, child);
}
m->setItem(i, 0, item);
}
QTreeView tree;
tree.setModel(m);
tree.setRootIsDecorated(false);
QObject::connect(&tree, SIGNAL(doubleClicked(QModelIndex)), &tree, SLOT(setRootIndex(QModelIndex)));
tree.show();
QTest::qWaitForWindowActive(&tree);
// Trigger editing idx
QModelIndex idx = m->index(1, 0);
const QPoint pos = tree.visualRect(idx).center();
QTest::mouseClick(tree.viewport(), Qt::LeftButton, Qt::NoModifier, pos);
QTest::mouseDClick(tree.viewport(), Qt::LeftButton, Qt::NoModifier, pos);
// Add more children to idx
QStandardItem *item = m->itemFromIndex(idx);
for (int j=5; j<10; ++j) {
QStandardItem *child = new QStandardItem(QString("Child Item number %1").arg(j));
item->setChild(j, 0, child);
}
// No crash, all fine.
}
class ScrollModeProxyStyle: public QProxyStyle
{
public:
ScrollModeProxyStyle(QAbstractItemView::ScrollMode sm, QStyle *style = 0)
: QProxyStyle(style)
, scrollMode(sm == QAbstractItemView::ScrollPerItem ?
QAbstractItemView::ScrollPerPixel : QAbstractItemView::ScrollPerItem)
{ }
int styleHint(QStyle::StyleHint hint, const QStyleOption *opt, const QWidget *w, QStyleHintReturn *returnData) const override
{
if (hint == SH_ItemView_ScrollMode)
return scrollMode;
return baseStyle()->styleHint(hint, opt, w, returnData);
}
QAbstractItemView::ScrollMode scrollMode;
};
void tst_QAbstractItemView::QTBUG50102_SH_ItemView_ScrollMode()
{
QListView view;
// Default comes from the style
auto styleScrollMode = static_cast<QAbstractItemView::ScrollMode>(view.style()->styleHint(QStyle::SH_ItemView_ScrollMode, 0, &view, 0));
QCOMPARE(view.verticalScrollMode(), styleScrollMode);
QCOMPARE(view.horizontalScrollMode(), styleScrollMode);
// Change style, get new value
view.setStyle(new ScrollModeProxyStyle(styleScrollMode));
auto proxyScrollMode = static_cast<QAbstractItemView::ScrollMode>(view.style()->styleHint(QStyle::SH_ItemView_ScrollMode, 0, &view, 0));
QVERIFY(styleScrollMode != proxyScrollMode);
QCOMPARE(view.verticalScrollMode(), proxyScrollMode);
QCOMPARE(view.horizontalScrollMode(), proxyScrollMode);
// Explicitly set vertical, same value
view.setVerticalScrollMode(proxyScrollMode);
QCOMPARE(view.verticalScrollMode(), proxyScrollMode);
QCOMPARE(view.horizontalScrollMode(), proxyScrollMode);
// Change style, won't change value for vertical, will change for horizontal
view.setStyle(new ScrollModeProxyStyle(proxyScrollMode));
QCOMPARE(view.verticalScrollMode(), proxyScrollMode);
QCOMPARE(view.horizontalScrollMode(), styleScrollMode);
}
void tst_QAbstractItemView::QTBUG50535_update_on_new_selection_model()
{
QStandardItemModel model;
for (int i = 0; i < 10; ++i)
model.appendRow(new QStandardItem(QStringLiteral("%1").arg(i)));
class ListView : public QListView
{
public:
ListView()
: m_paintEventsCount(0), m_deselectedMustBeEmpty(false), m_selectionChangedOk(true)
{
}
void setSelectionModel(QItemSelectionModel *model) Q_DECL_OVERRIDE
{
m_deselectedMustBeEmpty = !selectionModel() || !model || selectionModel()->model() != model->model();
QListView::setSelectionModel(model);
m_deselectedMustBeEmpty = false;
}
int m_paintEventsCount;
bool selectionChangedOk() const { return m_selectionChangedOk; }
protected:
bool viewportEvent(QEvent *event) Q_DECL_OVERRIDE
{
if (event->type() == QEvent::Paint)
++m_paintEventsCount;
return QListView::viewportEvent(event);
}
void selectionChanged(const QItemSelection &selected,
const QItemSelection &deselected) Q_DECL_OVERRIDE
{
if (m_deselectedMustBeEmpty && !deselected.isEmpty())
m_selectionChangedOk = false;
// Make sure both selections belong to the same model
foreach (const QModelIndex &nmi, selected.indexes()) {
foreach (const QModelIndex &omi, deselected.indexes()) {
m_selectionChangedOk = m_selectionChangedOk && (nmi.model() == omi.model());
}
}
QListView::selectionChanged(selected, deselected);
}
private:
bool m_deselectedMustBeEmpty;
bool m_selectionChangedOk;
};
// keep the current/selected row in the "low range", i.e. be sure it's visible, otherwise we
// don't get updates and the test fails.
ListView view;
view.setModel(&model);
view.selectionModel()->setCurrentIndex(model.index(1, 0), QItemSelectionModel::SelectCurrent);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QVERIFY(view.selectionChangedOk());
QItemSelectionModel selectionModel(&model);
selectionModel.setCurrentIndex(model.index(2, 0), QItemSelectionModel::Current);
int oldPaintEventsCount = view.m_paintEventsCount;
view.setSelectionModel(&selectionModel);
QTRY_VERIFY(view.m_paintEventsCount > oldPaintEventsCount);
QVERIFY(view.selectionChangedOk());
QItemSelectionModel selectionModel2(&model);
selectionModel2.select(model.index(0, 0), QItemSelectionModel::ClearAndSelect);
selectionModel2.setCurrentIndex(model.index(1, 0), QItemSelectionModel::Current);
oldPaintEventsCount = view.m_paintEventsCount;
view.setSelectionModel(&selectionModel2);
QTRY_VERIFY(view.m_paintEventsCount > oldPaintEventsCount);
QVERIFY(view.selectionChangedOk());
// Tests QAbstractItemView::selectionChanged
QStandardItemModel model1;
for (int i = 0; i < 10; ++i)
model1.appendRow(new QStandardItem(QString::number(i)));
view.setModel(&model1);
QItemSelectionModel selectionModel1(&model1);
selectionModel1.select(model1.index(0, 0), QItemSelectionModel::ClearAndSelect);
selectionModel1.setCurrentIndex(model1.index(1, 0), QItemSelectionModel::Current);
view.setSelectionModel(&selectionModel1);
QVERIFY(view.selectionChangedOk());
}
void tst_QAbstractItemView::testSelectionModelInSyncWithView()
{
QStandardItemModel model;
for (int i = 0; i < 10; ++i)
model.appendRow(new QStandardItem(QStringLiteral("%1").arg(i)));
class ListView : public QListView
{
public:
using QListView::selectedIndexes;
};
ListView view;
QVERIFY(!view.selectionModel());
view.setModel(&model);
QVERIFY(view.selectionModel());
QVERIFY(view.selectedIndexes().isEmpty());
QVERIFY(view.selectionModel()->selection().isEmpty());
view.setCurrentIndex(model.index(0, 0));
QCOMPARE(view.currentIndex(), model.index(0, 0));
QCOMPARE(view.selectionModel()->currentIndex(), model.index(0, 0));
view.selectionModel()->setCurrentIndex(model.index(1, 0), QItemSelectionModel::SelectCurrent);
QCOMPARE(view.currentIndex(), model.index(1, 0));
QCOMPARE(view.selectedIndexes(), QModelIndexList() << model.index(1, 0));
QCOMPARE(view.selectionModel()->currentIndex(), model.index(1, 0));
QCOMPARE(view.selectionModel()->selection().indexes(), QModelIndexList() << model.index(1, 0));
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QItemSelectionModel selectionModel(&model);
selectionModel.setCurrentIndex(model.index(2, 0), QItemSelectionModel::Current);
view.setSelectionModel(&selectionModel);
QCOMPARE(view.currentIndex(), model.index(2, 0));
QCOMPARE(view.selectedIndexes(), QModelIndexList());
QCOMPARE(view.selectionModel()->currentIndex(), model.index(2, 0));
QCOMPARE(view.selectionModel()->selection().indexes(), QModelIndexList());
QItemSelectionModel selectionModel2(&model);
selectionModel2.select(model.index(0, 0), QItemSelectionModel::ClearAndSelect);
selectionModel2.setCurrentIndex(model.index(1, 0), QItemSelectionModel::Current);
view.setSelectionModel(&selectionModel2);
QCOMPARE(view.currentIndex(), model.index(1, 0));
QCOMPARE(view.selectedIndexes(), QModelIndexList() << model.index(0, 0));
QCOMPARE(view.selectionModel()->currentIndex(), model.index(1, 0));
QCOMPARE(view.selectionModel()->selection().indexes(), QModelIndexList() << model.index(0, 0));
}
QTEST_MAIN(tst_QAbstractItemView)
#include "tst_qabstractitemview.moc"
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