diff options
Diffstat (limited to 'tests/auto/qtquick2/qquickgridview/tst_qquickgridview.cpp')
| -rw-r--r-- | tests/auto/qtquick2/qquickgridview/tst_qquickgridview.cpp | 3705 |
1 files changed, 3705 insertions, 0 deletions
diff --git a/tests/auto/qtquick2/qquickgridview/tst_qquickgridview.cpp b/tests/auto/qtquick2/qquickgridview/tst_qquickgridview.cpp new file mode 100644 index 0000000000..cc0f7b7225 --- /dev/null +++ b/tests/auto/qtquick2/qquickgridview/tst_qquickgridview.cpp @@ -0,0 +1,3705 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtTest/QtTest> +#include <QtWidgets/qstringlistmodel.h> +#include <QtQuick/qquickview.h> +#include <QtDeclarative/qdeclarativeengine.h> +#include <QtDeclarative/qdeclarativecomponent.h> +#include <QtDeclarative/qdeclarativecontext.h> +#include <QtDeclarative/qdeclarativeexpression.h> +#include <QtDeclarative/qdeclarativeincubator.h> +#include <QtQuick/private/qquickitem_p.h> +#include <QtDeclarative/private/qlistmodelinterface_p.h> +#include <QtQuick/private/qquickgridview_p.h> +#include <QtQuick/private/qquicktext_p.h> +#include <QtDeclarative/private/qdeclarativelistmodel_p.h> +#include "../../shared/util.h" +#include <QtGui/qguiapplication.h> + +Q_DECLARE_METATYPE(Qt::LayoutDirection) +Q_DECLARE_METATYPE(QQuickGridView::Flow) + +class tst_QQuickGridView : public QObject +{ + Q_OBJECT +public: + tst_QQuickGridView(); + +private slots: + void initTestCase(); + void cleanupTestCase(); + void items(); + void changed(); + void inserted(); + void inserted_more(); + void inserted_more_data(); + void insertBeforeVisible(); + void insertBeforeVisible_data(); + void removed(); + void addOrRemoveBeforeVisible(); + void addOrRemoveBeforeVisible_data(); + void clear(); + void moved(); + void moved_data(); + void multipleChanges(); + void multipleChanges_data(); + void swapWithFirstItem(); + void changeFlow(); + void currentIndex(); + void noCurrentIndex(); + void defaultValues(); + void properties(); + void propertyChanges(); + void componentChanges(); + void modelChanges(); + void positionViewAtIndex(); + void positionViewAtIndex_rightToLeft(); + void mirroring(); + void snapping(); + void resetModel(); + void enforceRange(); + void enforceRange_rightToLeft(); + void QTBUG_8456(); + void manualHighlight(); + void footer(); + void footer_data(); + void header(); + void header_data(); + void resizeViewAndRepaint(); + void indexAt(); + void onAdd(); + void onAdd_data(); + void onRemove(); + void onRemove_data(); + void columnCount(); + void margins(); + void creationContext(); + void snapToRow_data(); + void snapToRow(); + void unaligned(); + void cacheBuffer(); + void asynchronous(); + +private: + QQuickView *createView(); + void flick(QQuickView *canvas, const QPoint &from, const QPoint &to, int duration); + template<typename T> + T *findItem(QQuickItem *parent, const QString &id, int index=-1); + template<typename T> + QList<T*> findItems(QQuickItem *parent, const QString &objectName); + void dumpTree(QQuickItem *parent, int depth = 0); +}; + +template<typename T> +void tst_qquickgridview_move(int from, int to, int n, T *items) +{ + if (n == 1) { + items->move(from, to); + } else { + T replaced; + int i=0; + typename T::ConstIterator it=items->begin(); it += from+n; + for (; i<to-from; ++i,++it) + replaced.append(*it); + i=0; + it=items->begin(); it += from; + for (; i<n; ++i,++it) + replaced.append(*it); + typename T::ConstIterator f=replaced.begin(); + typename T::Iterator t=items->begin(); t += from; + for (; f != replaced.end(); ++f, ++t) + *t = *f; + } +} + +void tst_QQuickGridView::initTestCase() +{ +} + +void tst_QQuickGridView::cleanupTestCase() +{ + +} + + +class TestModel : public QAbstractListModel +{ +public: + enum Roles { Name = Qt::UserRole+1, Number = Qt::UserRole+2 }; + + TestModel(QObject *parent=0) : QAbstractListModel(parent) { + QHash<int, QByteArray> roles; + roles[Name] = "name"; + roles[Number] = "number"; + setRoleNames(roles); + } + + int rowCount(const QModelIndex &parent=QModelIndex()) const { Q_UNUSED(parent); return list.count(); } + QVariant data(const QModelIndex &index, int role=Qt::DisplayRole) const { + QVariant rv; + if (role == Name) + rv = list.at(index.row()).first; + else if (role == Number) + rv = list.at(index.row()).second; + + return rv; + } + + int count() const { return rowCount(); } + QString name(int index) const { return list.at(index).first; } + QString number(int index) const { return list.at(index).second; } + + void addItem(const QString &name, const QString &number) { + emit beginInsertRows(QModelIndex(), list.count(), list.count()); + list.append(QPair<QString,QString>(name, number)); + emit endInsertRows(); + } + + void addItems(const QList<QPair<QString, QString> > &items) { + emit beginInsertRows(QModelIndex(), list.count(), list.count()+items.count()-1); + for (int i=0; i<items.count(); i++) + list.append(QPair<QString,QString>(items[i].first, items[i].second)); + emit endInsertRows(); + } + + void insertItem(int index, const QString &name, const QString &number) { + emit beginInsertRows(QModelIndex(), index, index); + list.insert(index, QPair<QString,QString>(name, number)); + emit endInsertRows(); + } + + void insertItems(int index, const QList<QPair<QString, QString> > &items) { + emit beginInsertRows(QModelIndex(), index, index + items.count() - 1); + for (int i=0; i<items.count(); i++) + list.insert(index + i, QPair<QString,QString>(items[i].first, items[i].second)); + emit endInsertRows(); + } + + void removeItem(int index) { + emit beginRemoveRows(QModelIndex(), index, index); + list.removeAt(index); + emit endRemoveRows(); + } + + void removeItems(int index, int count) { + emit beginRemoveRows(QModelIndex(), index, index+count-1); + while (count--) + list.removeAt(index); + emit endRemoveRows(); + } + + void moveItem(int from, int to) { + emit beginMoveRows(QModelIndex(), from, from, QModelIndex(), to); + list.move(from, to); + emit endMoveRows(); + } + + void moveItems(int from, int to, int count) { + emit beginMoveRows(QModelIndex(), from, from+count-1, QModelIndex(), to > from ? to+count : to); + tst_qquickgridview_move(from, to, count, &list); + emit endMoveRows(); + } + + void modifyItem(int idx, const QString &name, const QString &number) { + list[idx] = QPair<QString,QString>(name, number); + emit dataChanged(index(idx,0), index(idx,0)); + } + + void clear() { + int count = list.count(); + emit beginRemoveRows(QModelIndex(), 0, count-1); + list.clear(); + emit endRemoveRows(); + } + + +private: + QList<QPair<QString,QString> > list; +}; + +tst_QQuickGridView::tst_QQuickGridView() +{ +} + +void tst_QQuickGridView::items() +{ + QQuickView *canvas = createView(); + + TestModel model; + model.addItem("Fred", "12345"); + model.addItem("John", "2345"); + model.addItem("Bob", "54321"); + model.addItem("Billy", "22345"); + model.addItem("Sam", "2945"); + model.addItem("Ben", "04321"); + model.addItem("Jim", "0780"); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + QTRY_COMPARE(gridview->count(), model.count()); + QTRY_COMPARE(canvas->rootObject()->property("count").toInt(), model.count()); + QTRY_COMPARE(contentItem->childItems().count(), model.count()+1); // assumes all are visible, +1 for the (default) highlight item + + for (int i = 0; i < model.count(); ++i) { + QQuickText *name = findItem<QQuickText>(contentItem, "textName", i); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(i)); + QQuickText *number = findItem<QQuickText>(contentItem, "textNumber", i); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(i)); + } + + // set an empty model and confirm that items are destroyed + TestModel model2; + ctxt->setContextProperty("testModel", &model2); + + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + QTRY_VERIFY(itemCount == 0); + + delete canvas; +} + +void tst_QQuickGridView::changed() +{ + QQuickView *canvas = createView(); + + TestModel model; + model.addItem("Fred", "12345"); + model.addItem("John", "2345"); + model.addItem("Bob", "54321"); + model.addItem("Billy", "22345"); + model.addItem("Sam", "2945"); + model.addItem("Ben", "04321"); + model.addItem("Jim", "0780"); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickFlickable *gridview = findItem<QQuickFlickable>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + model.modifyItem(1, "Will", "9876"); + QQuickText *name = findItem<QQuickText>(contentItem, "textName", 1); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(1)); + QQuickText *number = findItem<QQuickText>(contentItem, "textNumber", 1); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(1)); + + delete canvas; +} + +void tst_QQuickGridView::inserted() +{ + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + model.addItem("Fred", "12345"); + model.addItem("John", "2345"); + model.addItem("Bob", "54321"); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + model.insertItem(1, "Will", "9876"); + + QTRY_COMPARE(canvas->rootObject()->property("count").toInt(), model.count()); + QTRY_COMPARE(contentItem->childItems().count(), model.count()+1); // assumes all are visible, +1 for the (default) highlight item + + QQuickText *name = findItem<QQuickText>(contentItem, "textName", 1); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(1)); + QQuickText *number = findItem<QQuickText>(contentItem, "textNumber", 1); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(1)); + + // Checks that onAdd is called + int added = canvas->rootObject()->property("added").toInt(); + QTRY_COMPARE(added, 1); + + // Confirm items positioned correctly + for (int i = 0; i < model.count(); ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + QTRY_COMPARE(item->x(), (i%3)*80.0); + QTRY_COMPARE(item->y(), (i/3)*60.0); + } + + model.insertItem(0, "Foo", "1111"); // zero index, and current item + + QTRY_COMPARE(contentItem->childItems().count(), model.count()+1); // assumes all are visible, +1 for the (default) highlight item + + name = findItem<QQuickText>(contentItem, "textName", 0); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(0)); + number = findItem<QQuickText>(contentItem, "textNumber", 0); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(0)); + + QTRY_COMPARE(gridview->currentIndex(), 1); + + // Confirm items positioned correctly + for (int i = 0; i < model.count(); ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + QTRY_VERIFY(item->x() == (i%3)*80); + QTRY_VERIFY(item->y() == (i/3)*60); + } + + for (int i = model.count(); i < 30; ++i) + model.insertItem(i, "Hello", QString::number(i)); + + gridview->setContentY(120); + + // Insert item outside visible area + model.insertItem(1, "Hello", "1324"); + + QTRY_VERIFY(gridview->contentY() == 120); + + delete canvas; +} + +void tst_QQuickGridView::inserted_more() +{ + QFETCH(qreal, contentY); + QFETCH(int, insertIndex); + QFETCH(int, insertCount); + QFETCH(qreal, itemsOffsetAfterMove); + + QQuickText *name; + QQuickText *number; + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + gridview->setContentY(contentY); + + QList<QPair<QString, QString> > newData; + for (int i=0; i<insertCount; i++) + newData << qMakePair(QString("value %1").arg(i), QString::number(i)); + model.insertItems(insertIndex, newData); + QTRY_COMPARE(gridview->property("count").toInt(), model.count()); + + // check visibleItems.first() is in correct position + QQuickItem *item0 = findItem<QQuickItem>(contentItem, "wrapper", 0); + QVERIFY(item0); + QCOMPARE(item0->y(), itemsOffsetAfterMove); + + QList<QQuickItem*> items = findItems<QQuickItem>(contentItem, "wrapper"); + int firstVisibleIndex = -1; + for (int i=0; i<items.count(); i++) { + if (items[i]->y() >= contentY) { + QDeclarativeExpression e(qmlContext(items[i]), items[i], "index"); + firstVisibleIndex = e.evaluate().toInt(); + break; + } + } + QVERIFY2(firstVisibleIndex >= 0, QTest::toString(firstVisibleIndex)); + + // Confirm items positioned correctly and indexes correct + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = firstVisibleIndex; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + QVERIFY2(item, QTest::toString(QString("Item %1 not found").arg(i))); + + QCOMPARE(item->x(), (i%3)*80.0); + QCOMPARE(item->y(), (i/3)*60.0 + itemsOffsetAfterMove); + + name = findItem<QQuickText>(contentItem, "textName", i); + QVERIFY(name != 0); + QCOMPARE(name->text(), model.name(i)); + number = findItem<QQuickText>(contentItem, "textNumber", i); + QVERIFY(number != 0); + QCOMPARE(number->text(), model.number(i)); + } + + delete canvas; +} + +void tst_QQuickGridView::inserted_more_data() +{ + QTest::addColumn<qreal>("contentY"); + QTest::addColumn<int>("insertIndex"); + QTest::addColumn<int>("insertCount"); + QTest::addColumn<qreal>("itemsOffsetAfterMove"); + + QTest::newRow("add 1, before visible items") + << 120.0 // show 6-23 + << 5 << 1 + << 0.0; // insert 1 above first visible, grid is rearranged; first visible moves forward within its row + // new 1st visible item is at 0 + + QTest::newRow("add 2, before visible items") + << 120.0 // show 6-23 + << 5 << 2 + << 0.0; // insert 2 above first visible, grid is rearranged; first visible moves forward within its row + + QTest::newRow("add 3, before visible items") + << 120.0 // show 6-23 + << 5 << 3 + << -60.0; // insert 3 (1 row) above first visible in negative pos, first visible does not move + + QTest::newRow("add 5, before visible items") + << 120.0 // show 6-23 + << 5 << 5 + << -60.0; // insert 1 row + 2 items above first visible, 1 row added at negative pos, + // grid is rearranged and first visible moves forward within its row + + QTest::newRow("add 6, before visible items") + << 120.0 // show 6-23 + << 5 << 6 + << -60.0 * 2; // insert 2 rows above first visible in negative pos, first visible does not move + + + + QTest::newRow("add 1, at start of visible, content at start") + << 0.0 + << 0 << 1 + << 0.0; + + QTest::newRow("add multiple, at start of visible, content at start") + << 0.0 + << 0 << 3 + << 0.0; + + QTest::newRow("add 1, at start of visible, content not at start") + << 120.0 // show 6-23 + << 6 << 1 + << 0.0; + + QTest::newRow("add multiple, at start of visible, content not at start") + << 120.0 // show 6-23 + << 6 << 3 + << 0.0; + + + QTest::newRow("add 1, at end of visible, content at start") + << 0.0 + << 17 << 1 + << 0.0; + + QTest::newRow("add 1, at end of visible, content at start") + << 0.0 + << 17 << 3 + << 0.0; + + QTest::newRow("add 1, at end of visible, content not at start") + << 120.0 // show 6-23 + << 23 << 1 + << 0.0; + + QTest::newRow("add multiple, at end of visible, content not at start") + << 120.0 // show 6-23 + << 23 << 3 + << 0.0; + + + QTest::newRow("add 1, after visible, content at start") + << 0.0 + << 20 << 1 + << 0.0; + + QTest::newRow("add 1, after visible, content at start") + << 0.0 + << 20 << 3 + << 0.0; + + QTest::newRow("add 1, after visible, content not at start") + << 120.0 // show 6-23 + << 24 << 1 + << 0.0; + + QTest::newRow("add multiple, after visible, content not at start") + << 120.0 // show 6-23 + << 24 << 3 + << 0.0; +} + +void tst_QQuickGridView::insertBeforeVisible() +{ + QFETCH(int, insertIndex); + QFETCH(int, insertCount); + QFETCH(int, cacheBuffer); + + QQuickText *name; + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + gridview->setCacheBuffer(cacheBuffer); + + // trigger a refill (not just setting contentY) so that the visibleItems grid is updated + int firstVisibleIndex = 20; // move to an index where the top item is not visible + gridview->setContentY(firstVisibleIndex * 20.0); + gridview->setCurrentIndex(firstVisibleIndex); + qApp->processEvents(); + QTRY_COMPARE(gridview->currentIndex(), firstVisibleIndex); + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", firstVisibleIndex); + QVERIFY(item); + QCOMPARE(item->y(), gridview->contentY()); + + QList<QPair<QString, QString> > newData; + for (int i=0; i<insertCount; i++) + newData << qMakePair(QString("value %1").arg(i), QString::number(i)); + model.insertItems(insertIndex, newData); + QTRY_COMPARE(gridview->property("count").toInt(), model.count()); + + // now, moving to the top of the view should position the inserted items correctly + int itemsOffsetAfterMove = (insertCount / 3) * -60.0; + gridview->setCurrentIndex(0); + QTRY_COMPARE(gridview->currentIndex(), 0); + QTRY_COMPARE(gridview->contentY(), 0.0 + itemsOffsetAfterMove); + + // Confirm items positioned correctly and indexes correct + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + item = findItem<QQuickItem>(contentItem, "wrapper", i); + QVERIFY2(item, QTest::toString(QString("Item %1 not found").arg(i))); + QCOMPARE(item->x(), (i%3)*80.0); + QCOMPARE(item->y(), (i/3)*60.0 + itemsOffsetAfterMove); + name = findItem<QQuickText>(contentItem, "textName", i); + QVERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(i)); + } + + delete canvas; +} + +void tst_QQuickGridView::insertBeforeVisible_data() +{ + QTest::addColumn<int>("insertIndex"); + QTest::addColumn<int>("insertCount"); + QTest::addColumn<int>("cacheBuffer"); + + QTest::newRow("insert 1 at 0, 0 buffer") << 0 << 1 << 0; + QTest::newRow("insert 1 at 0, 100 buffer") << 0 << 1 << 100; + QTest::newRow("insert 1 at 0, 500 buffer") << 0 << 1 << 500; + + QTest::newRow("insert 1 at 1, 0 buffer") << 1 << 1 << 0; + QTest::newRow("insert 1 at 1, 100 buffer") << 1 << 1 << 100; + QTest::newRow("insert 1 at 1, 500 buffer") << 1 << 1 << 500; + + QTest::newRow("insert multiple at 0, 0 buffer") << 0 << 6 << 0; + QTest::newRow("insert multiple at 0, 100 buffer") << 0 << 6 << 100; + QTest::newRow("insert multiple at 0, 500 buffer") << 0 << 6 << 500; + + QTest::newRow("insert multiple at 1, 0 buffer") << 1 << 6 << 0; + QTest::newRow("insert multiple at 1, 100 buffer") << 1 << 6 << 100; + QTest::newRow("insert multiple at 1, 500 buffer") << 1 << 6 << 500; +} + +void tst_QQuickGridView::removed() +{ + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 40; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + model.removeItem(1); + QTRY_COMPARE(canvas->rootObject()->property("count").toInt(), model.count()); + + QQuickText *name = findItem<QQuickText>(contentItem, "textName", 1); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(1)); + QQuickText *number = findItem<QQuickText>(contentItem, "textNumber", 1); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(1)); + + + // Checks that onRemove is called + QString removed = canvas->rootObject()->property("removed").toString(); + QTRY_COMPARE(removed, QString("Item1")); + + // Confirm items positioned correctly + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item->x() == (i%3)*80); + QTRY_VERIFY(item->y() == (i/3)*60); + } + + // Remove first item (which is the current item); + model.removeItem(0); + QTRY_COMPARE(canvas->rootObject()->property("count").toInt(), model.count()); + + name = findItem<QQuickText>(contentItem, "textName", 0); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(0)); + number = findItem<QQuickText>(contentItem, "textNumber", 0); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(0)); + + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item->x() == (i%3)*80); + QTRY_VERIFY(item->y() == (i/3)*60); + } + + // Remove items not visible + model.removeItem(25); + QTRY_COMPARE(canvas->rootObject()->property("count").toInt(), model.count()); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item->x() == (i%3)*80); + QTRY_VERIFY(item->y() == (i/3)*60); + } + + // Remove items before visible + gridview->setContentY(120); + gridview->setCurrentIndex(10); + + // Setting currentIndex above shouldn't cause view to scroll + QTRY_COMPARE(gridview->contentY(), 120.0); + + model.removeItem(1); + QTRY_COMPARE(canvas->rootObject()->property("count").toInt(), model.count()); + + // Confirm items positioned correctly + for (int i = 6; i < 18; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item->x() == (i%3)*80); + QTRY_VERIFY(item->y() == (i/3)*60); + } + + // Remove currentIndex + QQuickItem *oldCurrent = gridview->currentItem(); + model.removeItem(9); + QTRY_COMPARE(canvas->rootObject()->property("count").toInt(), model.count()); + + QTRY_COMPARE(gridview->currentIndex(), 9); + QTRY_VERIFY(gridview->currentItem() != oldCurrent); + + gridview->setContentY(0); + // let transitions settle. + QTest::qWait(300); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + QTRY_VERIFY(item->x() == (i%3)*80); + QTRY_VERIFY(item->y() == (i/3)*60); + } + + // remove item outside current view. + gridview->setCurrentIndex(32); + gridview->setContentY(240); + + model.removeItem(30); + QTRY_VERIFY(gridview->currentIndex() == 31); + + // remove current item beyond visible items. + gridview->setCurrentIndex(20); + gridview->setContentY(0); + model.removeItem(20); + + QTRY_COMPARE(gridview->currentIndex(), 20); + QTRY_VERIFY(gridview->currentItem() != 0); + + // remove item before current, but visible + gridview->setCurrentIndex(8); + gridview->setContentY(240); + oldCurrent = gridview->currentItem(); + model.removeItem(6); + + QTRY_COMPARE(gridview->currentIndex(), 7); + QTRY_VERIFY(gridview->currentItem() == oldCurrent); + + delete canvas; +} + +void tst_QQuickGridView::addOrRemoveBeforeVisible() +{ + // QTBUG-21588: ensure re-layout is done on grid after adding or removing + // items from before the visible area + + QFETCH(bool, doAdd); + QFETCH(qreal, newTopContentY); + + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + QQuickText *name = findItem<QQuickText>(contentItem, "textName", 0); + QTRY_COMPARE(name->text(), QString("Item0")); + + gridview->setCurrentIndex(0); + qApp->processEvents(); + + // scroll down until item 0 is no longer drawn + // (bug not triggered if we just move using content y, since that doesn't + // refill and change the visible items) + gridview->setCurrentIndex(24); + qApp->processEvents(); + + QTRY_COMPARE(gridview->currentIndex(), 24); + QTRY_COMPARE(gridview->contentY(), 220.0); + + QTest::qWait(100); // wait for refill to complete + QTRY_VERIFY(!findItem<QQuickItem>(contentItem, "wrapper", 0)); // 0 shouldn't be visible + + if (doAdd) { + model.insertItem(0, "New Item", "New Item number"); + QTRY_COMPARE(gridview->count(), 31); + } else { + model.removeItem(0); + QTRY_COMPARE(gridview->count(), 29); + } + + // scroll back up and item 0 should be gone + gridview->setCurrentIndex(0); + qApp->processEvents(); + QTRY_COMPARE(gridview->currentIndex(), 0); + QTRY_COMPARE(gridview->contentY(), newTopContentY); + + name = findItem<QQuickText>(contentItem, "textName", 0); + if (doAdd) + QCOMPARE(name->text(), QString("New Item")); + else + QCOMPARE(name->text(), QString("Item1")); + + // Confirm items positioned correctly + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + QTRY_VERIFY(findItem<QQuickItem>(contentItem, "wrapper", i)); + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + QTRY_VERIFY(item->x() == (i%3)*80); + QTRY_VERIFY(item->y() == (i/3)*60 + newTopContentY); + } + + delete canvas; +} + +void tst_QQuickGridView::addOrRemoveBeforeVisible_data() +{ + QTest::addColumn<bool>("doAdd"); + QTest::addColumn<qreal>("newTopContentY"); + + QTest::newRow("add") << true << -60.0; + QTest::newRow("remove") << false << 0.0; +} + +void tst_QQuickGridView::clear() +{ + QQuickView *canvas = createView(); + + TestModel model; + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QVERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QVERIFY(contentItem != 0); + + model.clear(); + + QVERIFY(gridview->count() == 0); + QVERIFY(gridview->currentItem() == 0); + QVERIFY(gridview->contentY() == 0); + QVERIFY(gridview->currentIndex() == -1); + + // confirm sanity when adding an item to cleared list + model.addItem("New", "1"); + QTRY_COMPARE(gridview->count(), 1); + QVERIFY(gridview->currentItem() != 0); + QVERIFY(gridview->currentIndex() == 0); + + delete canvas; +} + +void tst_QQuickGridView::moved() +{ + QFETCH(qreal, contentY); + QFETCH(int, from); + QFETCH(int, to); + QFETCH(int, count); + QFETCH(qreal, itemsOffsetAfterMove); + + QQuickText *name; + QQuickText *number; + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + QQuickItem *currentItem = gridview->currentItem(); + QTRY_VERIFY(currentItem != 0); + + gridview->setContentY(contentY); + model.moveItems(from, to, count); + + // wait for items to move + QTest::qWait(300); + + // Confirm items positioned correctly and indexes correct + int firstVisibleIndex = qCeil(contentY / 60.0) * 3; + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = firstVisibleIndex; i < model.count() && i < itemCount; ++i) { + if (i >= firstVisibleIndex + 18) // index has moved out of view + continue; + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + QVERIFY2(item, QTest::toString(QString("Item %1 not found").arg(i))); + + QTRY_COMPARE(item->x(), (i%3)*80.0); + QTRY_COMPARE(item->y(), (i/3)*60.0 + itemsOffsetAfterMove); + + name = findItem<QQuickText>(contentItem, "textName", i); + QVERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(i)); + number = findItem<QQuickText>(contentItem, "textNumber", i); + QVERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(i)); + + // current index should have been updated + if (item == currentItem) + QTRY_COMPARE(gridview->currentIndex(), i); + } + + delete canvas; +} + +void tst_QQuickGridView::moved_data() +{ + QTest::addColumn<qreal>("contentY"); + QTest::addColumn<int>("from"); + QTest::addColumn<int>("to"); + QTest::addColumn<int>("count"); + QTest::addColumn<qreal>("itemsOffsetAfterMove"); + + // model starts with 30 items, each 80x60, in area 240x320 + // 18 items should be visible at a time + + QTest::newRow("move 1 forwards, within visible items") + << 0.0 + << 1 << 8 << 1 + << 0.0; + + QTest::newRow("move 1 forwards, from non-visible -> visible") + << 120.0 // show 6-23 + << 1 << 23 << 1 + << 0.0; // only 1 item was removed from the 1st row, so it doesn't move down + + QTest::newRow("move 1 forwards, from non-visible -> visible (move first item)") + << 120.0 // // show 6-23 + << 0 << 6 << 1 + << 0.0; // only 1 item was removed from the 1st row, so it doesn't move down + + QTest::newRow("move 1 forwards, from visible -> non-visible") + << 0.0 + << 1 << 20 << 1 + << 0.0; + + QTest::newRow("move 1 forwards, from visible -> non-visible (move first item)") + << 0.0 + << 0 << 20 << 1 + << 0.0; + + + QTest::newRow("move 1 backwards, within visible items") + << 0.0 + << 10 << 5 << 1 + << 0.0; + + QTest::newRow("move 1 backwards, within visible items (to first index)") + << 0.0 + << 10 << 0 << 1 + << 0.0; + + QTest::newRow("move 1 backwards, from non-visible -> visible") + << 0.0 + << 28 << 8 << 1 + << 0.0; + + QTest::newRow("move 1 backwards, from non-visible -> visible (move last item)") + << 0.0 + << 29 << 14 << 1 + << 0.0; + + QTest::newRow("move 1 backwards, from visible -> non-visible") + << 120.0 // show 6-23 + << 7 << 1 << 1 + << 0.0; // only 1 item moved back, so items shift accordingly and first row doesn't move + + QTest::newRow("move 1 backwards, from visible -> non-visible (move first item)") + << 120.0 // show 6-23 + << 7 << 0 << 1 + << 0.0; // only 1 item moved back, so items shift accordingly and first row doesn't move + + + QTest::newRow("move multiple forwards, within visible items") + << 0.0 + << 0 << 5 << 3 + << 0.0; + + QTest::newRow("move multiple backwards, within visible items (move first item)") + << 0.0 + << 10 << 0 << 3 + << 0.0; + + QTest::newRow("move multiple forwards, before visible items") + << 120.0 // show 6-23 + << 3 << 4 << 3 // 3, 4, 5 move to after 6 + << 60.0; // row of 3,4,5 has moved down + + QTest::newRow("move multiple forwards, from non-visible -> visible") + << 120.0 // show 6-23 + << 1 << 6 << 3 + << 60.0; // 1st row (it's above visible area) disappears, 0 drops down 1 row, first visible item (6) stays where it is + + QTest::newRow("move multiple forwards, from non-visible -> visible (move first item)") + << 120.0 // show 6-23 + << 0 << 6 << 3 + << 60.0; // top row moved and shifted to below 3rd row, all items should shift down by 1 row + + QTest::newRow("move multiple forwards, from visible -> non-visible") + << 0.0 + << 1 << 16 << 3 + << 0.0; + + QTest::newRow("move multiple forwards, from visible -> non-visible (move first item)") + << 0.0 + << 0 << 16 << 3 + << 0.0; + + + QTest::newRow("move multiple backwards, within visible items") + << 0.0 + << 4 << 1 << 3 + << 0.0; + + QTest::newRow("move multiple backwards, from non-visible -> visible") + << 0.0 + << 20 << 4 << 3 + << 0.0; + + QTest::newRow("move multiple backwards, from non-visible -> visible (move last item)") + << 0.0 + << 27 << 10 << 3 + << 0.0; + + QTest::newRow("move multiple backwards, from visible -> non-visible") + << 120.0 // show 6-23 + << 16 << 1 << 3 + << -60.0; // to minimize movement, items are added above visible area, all items move up by 1 row + + QTest::newRow("move multiple backwards, from visible -> non-visible (move first item)") + << 120.0 // show 6-23 + << 16 << 0 << 3 + << -60.0; // 16,17,18 move to above item 0, all items move up by 1 row +} + +struct ListChange { + enum { Inserted, Removed, Moved, SetCurrent } type; + int index; + int count; + int to; // Move + + static ListChange insert(int index, int count = 1) { ListChange c = { Inserted, index, count, -1 }; return c; } + static ListChange remove(int index, int count = 1) { ListChange c = { Removed, index, count, -1 }; return c; } + static ListChange move(int index, int to, int count) { ListChange c = { Moved, index, count, to }; return c; } + static ListChange setCurrent(int index) { ListChange c = { SetCurrent, index, -1, -1 }; return c; } +}; +Q_DECLARE_METATYPE(QList<ListChange>) + +void tst_QQuickGridView::multipleChanges() +{ + QFETCH(int, startCount); + QFETCH(QList<ListChange>, changes); + QFETCH(int, newCount); + QFETCH(int, newCurrentIndex); + + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < startCount; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + for (int i=0; i<changes.count(); i++) { + switch (changes[i].type) { + case ListChange::Inserted: + { + QList<QPair<QString, QString> > items; + for (int j=changes[i].index; j<changes[i].index + changes[i].count; ++j) + items << qMakePair(QString("new item " + j), QString::number(j)); + model.insertItems(changes[i].index, items); + break; + } + case ListChange::Removed: + model.removeItems(changes[i].index, changes[i].count); + break; + case ListChange::Moved: + model.moveItems(changes[i].index, changes[i].to, changes[i].count); + break; + case ListChange::SetCurrent: + gridview->setCurrentIndex(changes[i].index); + break; + } + } + + QTRY_COMPARE(gridview->count(), newCount); + QCOMPARE(gridview->count(), model.count()); + QTRY_COMPARE(gridview->currentIndex(), newCurrentIndex); + + QQuickText *name; + QQuickText *number; + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i=0; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + QVERIFY2(item, QTest::toString(QString("Item %1 not found").arg(i))); + name = findItem<QQuickText>(contentItem, "textName", i); + QVERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(i)); + number = findItem<QQuickText>(contentItem, "textNumber", i); + QVERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(i)); + } + + delete canvas; +} + +void tst_QQuickGridView::multipleChanges_data() +{ + QTest::addColumn<int>("startCount"); + QTest::addColumn<QList<ListChange> >("changes"); + QTest::addColumn<int>("newCount"); + QTest::addColumn<int>("newCurrentIndex"); + + QList<ListChange> changes; + + for (int i=1; i<30; i++) + changes << ListChange::remove(0); + QTest::newRow("remove all but 1, first->last") << 30 << changes << 1 << 0; + + changes << ListChange::remove(0); + QTest::newRow("remove all") << 30 << changes << 0 << -1; + + changes.clear(); + changes << ListChange::setCurrent(29); + for (int i=29; i>0; i--) + changes << ListChange::remove(i); + QTest::newRow("remove last (current) -> first") << 30 << changes << 1 << 0; + + QTest::newRow("remove then insert at 0") << 10 << (QList<ListChange>() + << ListChange::remove(0, 1) + << ListChange::insert(0, 1) + ) << 10 << 1; + + QTest::newRow("remove then insert at non-zero index") << 10 << (QList<ListChange>() + << ListChange::setCurrent(2) + << ListChange::remove(2, 1) + << ListChange::insert(2, 1) + ) << 10 << 3; + + QTest::newRow("remove current then insert below it") << 10 << (QList<ListChange>() + << ListChange::setCurrent(1) + << ListChange::remove(1, 3) + << ListChange::insert(2, 2) + ) << 9 << 1; + + QTest::newRow("remove current index then move it down") << 10 << (QList<ListChange>() + << ListChange::setCurrent(2) + << ListChange::remove(1, 3) + << ListChange::move(1, 5, 1) + ) << 7 << 5; + + QTest::newRow("remove current index then move it up") << 10 << (QList<ListChange>() + << ListChange::setCurrent(5) + << ListChange::remove(4, 3) + << ListChange::move(4, 1, 1) + ) << 7 << 1; + + + QTest::newRow("insert multiple times") << 0 << (QList<ListChange>() + << ListChange::insert(0, 2) + << ListChange::insert(0, 4) + << ListChange::insert(0, 6) + ) << 12 << 10; + + QTest::newRow("insert multiple times with current index changes") << 0 << (QList<ListChange>() + << ListChange::insert(0, 2) + << ListChange::insert(0, 4) + << ListChange::insert(0, 6) + << ListChange::setCurrent(3) + << ListChange::insert(3, 2) + ) << 14 << 5; + + QTest::newRow("insert and remove all") << 0 << (QList<ListChange>() + << ListChange::insert(0, 30) + << ListChange::remove(0, 30) + ) << 0 << -1; + + QTest::newRow("insert and remove current") << 30 << (QList<ListChange>() + << ListChange::insert(1) + << ListChange::setCurrent(1) + << ListChange::remove(1) + ) << 30 << 1; + + QTest::newRow("insert before 0, then remove cross section of new and old items") << 10 << (QList<ListChange>() + << ListChange::insert(0, 10) + << ListChange::remove(5, 10) + ) << 10 << 5; + + QTest::newRow("insert multiple, then move new items to end") << 10 << (QList<ListChange>() + << ListChange::insert(0, 3) + << ListChange::move(0, 10, 3) + ) << 13 << 0; + + QTest::newRow("insert multiple, then move new and some old items to end") << 10 << (QList<ListChange>() + << ListChange::insert(0, 3) + << ListChange::move(0, 8, 5) + ) << 13 << 11; + + QTest::newRow("insert multiple at end, then move new and some old items to start") << 10 << (QList<ListChange>() + << ListChange::setCurrent(9) + << ListChange::insert(10, 3) + << ListChange::move(8, 0, 5) + ) << 13 << 1; + + + QTest::newRow("move back and forth to same index") << 10 << (QList<ListChange>() + << ListChange::setCurrent(1) + << ListChange::move(1, 2, 2) + << ListChange::move(2, 1, 2) + ) << 10 << 1; + + QTest::newRow("move forwards then back") << 10 << (QList<ListChange>() + << ListChange::setCurrent(2) + << ListChange::move(1, 2, 3) + << ListChange::move(3, 0, 5) + ) << 10 << 0; + + QTest::newRow("move current, then remove it") << 10 << (QList<ListChange>() + << ListChange::setCurrent(5) + << ListChange::move(5, 0, 1) + << ListChange::remove(0) + ) << 9 << 0; + + QTest::newRow("move current, then insert before it") << 10 << (QList<ListChange>() + << ListChange::setCurrent(5) + << ListChange::move(5, 0, 1) + << ListChange::insert(0) + ) << 11 << 1; + + QTest::newRow("move multiple, then remove them") << 10 << (QList<ListChange>() + << ListChange::setCurrent(1) + << ListChange::move(5, 1, 3) + << ListChange::remove(1, 3) + ) << 7 << 1; + + QTest::newRow("move multiple, then insert before them") << 10 << (QList<ListChange>() + << ListChange::setCurrent(5) + << ListChange::move(5, 1, 3) + << ListChange::insert(1, 5) + ) << 15 << 6; + + QTest::newRow("move multiple, then insert after them") << 10 << (QList<ListChange>() + << ListChange::setCurrent(3) + << ListChange::move(0, 1, 2) + << ListChange::insert(3, 5) + ) << 15 << 8; + + + QTest::newRow("clear current") << 0 << (QList<ListChange>() + << ListChange::insert(0, 5) + << ListChange::setCurrent(-1) + << ListChange::remove(0, 5) + << ListChange::insert(0, 5) + ) << 5 << -1; +} + + +void tst_QQuickGridView::swapWithFirstItem() +{ + // QTBUG_9697 + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + // ensure content position is stable + gridview->setContentY(0); + model.moveItem(10, 0); + QTRY_VERIFY(gridview->contentY() == 0); + + delete canvas; +} + +void tst_QQuickGridView::currentIndex() +{ + TestModel model; + for (int i = 0; i < 60; i++) + model.addItem("Item" + QString::number(i), QString::number(i)); + + QQuickView *canvas = new QQuickView(0); + canvas->setGeometry(0,0,240,320); + canvas->show(); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + + QString filename(TESTDATA("gridview-initCurrent.qml")); + canvas->setSource(QUrl::fromLocalFile(filename)); + + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QVERIFY(gridview != 0); + QTRY_VERIFY(!QQuickItemPrivate::get(gridview)->polishScheduled); + + QQuickItem *contentItem = gridview->contentItem(); + QVERIFY(contentItem != 0); + + // current item should be third item + QCOMPARE(gridview->currentIndex(), 35); + QCOMPARE(gridview->currentItem(), findItem<QQuickItem>(contentItem, "wrapper", 35)); + QCOMPARE(gridview->currentItem()->y(), gridview->highlightItem()->y()); + QCOMPARE(gridview->contentY(), 400.0); + + gridview->moveCurrentIndexRight(); + QCOMPARE(gridview->currentIndex(), 36); + gridview->moveCurrentIndexDown(); + QCOMPARE(gridview->currentIndex(), 39); + gridview->moveCurrentIndexUp(); + QCOMPARE(gridview->currentIndex(), 36); + gridview->moveCurrentIndexLeft(); + QCOMPARE(gridview->currentIndex(), 35); + + // wait until motion stops + QTRY_VERIFY(gridview->verticalVelocity() == 0.0); + + // no wrap + gridview->setCurrentIndex(0); + QCOMPARE(gridview->currentIndex(), 0); + // confirm that the velocity is updated + QTRY_VERIFY(gridview->verticalVelocity() != 0.0); + + gridview->moveCurrentIndexUp(); + QCOMPARE(gridview->currentIndex(), 0); + + gridview->moveCurrentIndexLeft(); + QCOMPARE(gridview->currentIndex(), 0); + + gridview->setCurrentIndex(model.count()-1); + QCOMPARE(gridview->currentIndex(), model.count()-1); + + gridview->moveCurrentIndexRight(); + QCOMPARE(gridview->currentIndex(), model.count()-1); + + gridview->moveCurrentIndexDown(); + QCOMPARE(gridview->currentIndex(), model.count()-1); + + // with wrap + gridview->setWrapEnabled(true); + + gridview->setCurrentIndex(0); + QCOMPARE(gridview->currentIndex(), 0); + + gridview->moveCurrentIndexLeft(); + QCOMPARE(gridview->currentIndex(), model.count()-1); + + qApp->processEvents(); + QTRY_COMPARE(gridview->contentY(), 880.0); + + gridview->moveCurrentIndexRight(); + QCOMPARE(gridview->currentIndex(), 0); + + QTRY_COMPARE(gridview->contentY(), 0.0); + + + // footer should become visible if it is out of view, and then current index moves to the first row + canvas->rootObject()->setProperty("showFooter", true); + QTRY_VERIFY(gridview->footerItem()); + gridview->setCurrentIndex(model.count()-3); + QTRY_VERIFY(gridview->footerItem()->y() > gridview->contentY() + gridview->height()); + gridview->setCurrentIndex(model.count()-2); + QTRY_COMPARE(gridview->contentY() + gridview->height(), (60.0 * model.count()/3) + gridview->footerItem()->height()); + canvas->rootObject()->setProperty("showFooter", false); + + // header should become visible if it is out of view, and then current index moves to the last row + canvas->rootObject()->setProperty("showHeader", true); + QTRY_VERIFY(gridview->headerItem()); + gridview->setCurrentIndex(3); + QTRY_VERIFY(gridview->headerItem()->y() + gridview->headerItem()->height() < gridview->contentY()); + gridview->setCurrentIndex(1); + QTRY_COMPARE(gridview->contentY(), -gridview->headerItem()->height()); + canvas->rootObject()->setProperty("showHeader", false); + + + // Test keys + canvas->requestActivateWindow(); + QTest::qWaitForWindowShown(canvas); + QTRY_VERIFY(qGuiApp->focusWindow() == canvas); + + gridview->setCurrentIndex(0); + + QTest::keyClick(canvas, Qt::Key_Down); + QCOMPARE(gridview->currentIndex(), 3); + + QTest::keyClick(canvas, Qt::Key_Up); + QCOMPARE(gridview->currentIndex(), 0); + + // hold down Key_Down + for (int i=0; i<(model.count() / 3) - 1; i++) { + QTest::simulateEvent(canvas, true, Qt::Key_Down, Qt::NoModifier, "", true); + QTRY_COMPARE(gridview->currentIndex(), i*3 + 3); + } + QTest::keyRelease(canvas, Qt::Key_Down); + QTRY_COMPARE(gridview->currentIndex(), 57); + QTRY_COMPARE(gridview->contentY(), 880.0); + + // hold down Key_Up + for (int i=(model.count() / 3) - 1; i > 0; i--) { + QTest::simulateEvent(canvas, true, Qt::Key_Up, Qt::NoModifier, "", true); + QTRY_COMPARE(gridview->currentIndex(), i*3 - 3); + } + QTest::keyRelease(canvas, Qt::Key_Up); + QTRY_COMPARE(gridview->currentIndex(), 0); + QTRY_COMPARE(gridview->contentY(), 0.0); + + + gridview->setFlow(QQuickGridView::TopToBottom); + + canvas->requestActivateWindow(); + QTest::qWaitForWindowShown(canvas); + QVERIFY(qGuiApp->focusWindow() == canvas); + qApp->processEvents(); + + QTest::keyClick(canvas, Qt::Key_Right); + QCOMPARE(gridview->currentIndex(), 5); + + QTest::keyClick(canvas, Qt::Key_Left); + QCOMPARE(gridview->currentIndex(), 0); + + QTest::keyClick(canvas, Qt::Key_Down); + QCOMPARE(gridview->currentIndex(), 1); + + QTest::keyClick(canvas, Qt::Key_Up); + QCOMPARE(gridview->currentIndex(), 0); + + // hold down Key_Right + for (int i=0; i<(model.count() / 5) - 1; i++) { + QTest::simulateEvent(canvas, true, Qt::Key_Right, Qt::NoModifier, "", true); + QTRY_COMPARE(gridview->currentIndex(), i*5 + 5); + } + + QTest::keyRelease(canvas, Qt::Key_Right); + QTRY_COMPARE(gridview->currentIndex(), 55); + QTRY_COMPARE(gridview->contentX(), 720.0); + + // hold down Key_Left + for (int i=(model.count() / 5) - 1; i > 0; i--) { + QTest::simulateEvent(canvas, true, Qt::Key_Left, Qt::NoModifier, "", true); + QTRY_COMPARE(gridview->currentIndex(), i*5 - 5); + } + QTest::keyRelease(canvas, Qt::Key_Left); + QTRY_COMPARE(gridview->currentIndex(), 0); + QTRY_COMPARE(gridview->contentX(), 0.0); + + + // turn off auto highlight + gridview->setHighlightFollowsCurrentItem(false); + QVERIFY(gridview->highlightFollowsCurrentItem() == false); + QVERIFY(gridview->highlightItem()); + qreal hlPosX = gridview->highlightItem()->x(); + qreal hlPosY = gridview->highlightItem()->y(); + + gridview->setCurrentIndex(5); + QTRY_COMPARE(gridview->highlightItem()->x(), hlPosX); + QTRY_COMPARE(gridview->highlightItem()->y(), hlPosY); + + // insert item before currentIndex + gridview->setCurrentIndex(28); + model.insertItem(0, "Foo", "1111"); + QTRY_COMPARE(canvas->rootObject()->property("current").toInt(), 29); + + // check removing highlight by setting currentIndex to -1; + gridview->setCurrentIndex(-1); + + QCOMPARE(gridview->currentIndex(), -1); + QVERIFY(!gridview->highlightItem()); + QVERIFY(!gridview->currentItem()); + + gridview->setHighlightFollowsCurrentItem(true); + + gridview->setFlow(QQuickGridView::LeftToRight); + gridview->setLayoutDirection(Qt::RightToLeft); + + canvas->requestActivateWindow(); + QTest::qWaitForWindowShown(canvas); + QTRY_VERIFY(qGuiApp->focusWindow() == canvas); + qApp->processEvents(); + + gridview->setCurrentIndex(35); + + QTest::keyClick(canvas, Qt::Key_Right); + QCOMPARE(gridview->currentIndex(), 34); + + QTest::keyClick(canvas, Qt::Key_Down); + QCOMPARE(gridview->currentIndex(), 37); + + QTest::keyClick(canvas, Qt::Key_Up); + QCOMPARE(gridview->currentIndex(), 34); + + QTest::keyClick(canvas, Qt::Key_Left); + QCOMPARE(gridview->currentIndex(), 35); + + + // turn off auto highlight + gridview->setHighlightFollowsCurrentItem(false); + QVERIFY(gridview->highlightFollowsCurrentItem() == false); + QVERIFY(gridview->highlightItem()); + hlPosX = gridview->highlightItem()->x(); + hlPosY = gridview->highlightItem()->y(); + + gridview->setCurrentIndex(5); + QTRY_COMPARE(gridview->highlightItem()->x(), hlPosX); + QTRY_COMPARE(gridview->highlightItem()->y(), hlPosY); + + // insert item before currentIndex + gridview->setCurrentIndex(28); + model.insertItem(0, "Foo", "1111"); + QTRY_COMPARE(canvas->rootObject()->property("current").toInt(), 29); + + // check removing highlight by setting currentIndex to -1; + gridview->setCurrentIndex(-1); + + QCOMPARE(gridview->currentIndex(), -1); + QVERIFY(!gridview->highlightItem()); + QVERIFY(!gridview->currentItem()); + + delete canvas; +} + +void tst_QQuickGridView::noCurrentIndex() +{ + TestModel model; + for (int i = 0; i < 60; i++) + model.addItem("Item" + QString::number(i), QString::number(i)); + + QQuickView *canvas = new QQuickView(0); + canvas->setGeometry(0,0,240,320); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + + QString filename(TESTDATA("gridview-noCurrent.qml")); + canvas->setSource(QUrl::fromLocalFile(filename)); + + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QVERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QVERIFY(contentItem != 0); + + // current index should be -1 + QCOMPARE(gridview->currentIndex(), -1); + QVERIFY(!gridview->currentItem()); + QVERIFY(!gridview->highlightItem()); + QCOMPARE(gridview->contentY(), 0.0); + + gridview->setCurrentIndex(5); + QCOMPARE(gridview->currentIndex(), 5); + QVERIFY(gridview->currentItem()); + QVERIFY(gridview->highlightItem()); + + delete canvas; +} + +void tst_QQuickGridView::changeFlow() +{ + QQuickView *canvas = createView(); + + TestModel model; + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), QString::number(i)); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + // Confirm items positioned correctly and indexes correct + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), qreal((i%3)*80)); + QTRY_COMPARE(item->y(), qreal((i/3)*60)); + QQuickText *name = findItem<QQuickText>(contentItem, "textName", i); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(i)); + QQuickText *number = findItem<QQuickText>(contentItem, "textNumber", i); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(i)); + } + + ctxt->setContextProperty("testTopToBottom", QVariant(true)); + + // Confirm items positioned correctly and indexes correct + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), qreal((i/5)*80)); + QTRY_COMPARE(item->y(), qreal((i%5)*60)); + QQuickText *name = findItem<QQuickText>(contentItem, "textName", i); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(i)); + QQuickText *number = findItem<QQuickText>(contentItem, "textNumber", i); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(i)); + } + + ctxt->setContextProperty("testRightToLeft", QVariant(true)); + + // Confirm items positioned correctly and indexes correct + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), qreal(-(i/5)*80 - item->width())); + QTRY_COMPARE(item->y(), qreal((i%5)*60)); + QQuickText *name = findItem<QQuickText>(contentItem, "textName", i); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(i)); + QQuickText *number = findItem<QQuickText>(contentItem, "textNumber", i); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(i)); + } + gridview->setContentX(100); + QTRY_COMPARE(gridview->contentX(), 100.); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + QTRY_COMPARE(gridview->contentX(), 0.); + + // Confirm items positioned correctly and indexes correct + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), qreal(240 - (i%3+1)*80)); + QTRY_COMPARE(item->y(), qreal((i/3)*60)); + QQuickText *name = findItem<QQuickText>(contentItem, "textName", i); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(i)); + QQuickText *number = findItem<QQuickText>(contentItem, "textNumber", i); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(i)); + } + + delete canvas; +} + +void tst_QQuickGridView::defaultValues() +{ + QDeclarativeEngine engine; + QDeclarativeComponent c(&engine, QUrl::fromLocalFile(TESTDATA("gridview3.qml"))); + QQuickGridView *obj = qobject_cast<QQuickGridView*>(c.create()); + + QTRY_VERIFY(obj != 0); + QTRY_VERIFY(obj->model() == QVariant()); + QTRY_VERIFY(obj->delegate() == 0); + QTRY_COMPARE(obj->currentIndex(), -1); + QTRY_VERIFY(obj->currentItem() == 0); + QTRY_COMPARE(obj->count(), 0); + QTRY_VERIFY(obj->highlight() == 0); + QTRY_VERIFY(obj->highlightItem() == 0); + QTRY_COMPARE(obj->highlightFollowsCurrentItem(), true); + QTRY_VERIFY(obj->flow() == 0); + QTRY_COMPARE(obj->isWrapEnabled(), false); + QTRY_COMPARE(obj->cacheBuffer(), 0); + QTRY_COMPARE(obj->cellWidth(), qreal(100)); //### Should 100 be the default? + QTRY_COMPARE(obj->cellHeight(), qreal(100)); + delete obj; +} + +void tst_QQuickGridView::properties() +{ + QDeclarativeEngine engine; + QDeclarativeComponent c(&engine, QUrl::fromLocalFile(TESTDATA("gridview2.qml"))); + QQuickGridView *obj = qobject_cast<QQuickGridView*>(c.create()); + + QTRY_VERIFY(obj != 0); + QTRY_VERIFY(obj->model() != QVariant()); + QTRY_VERIFY(obj->delegate() != 0); + QTRY_COMPARE(obj->currentIndex(), 0); + QTRY_VERIFY(obj->currentItem() != 0); + QTRY_COMPARE(obj->count(), 4); + QTRY_VERIFY(obj->highlight() != 0); + QTRY_VERIFY(obj->highlightItem() != 0); + QTRY_COMPARE(obj->highlightFollowsCurrentItem(), false); + QTRY_VERIFY(obj->flow() == 0); + QTRY_COMPARE(obj->isWrapEnabled(), true); + QTRY_COMPARE(obj->cacheBuffer(), 200); + QTRY_COMPARE(obj->cellWidth(), qreal(100)); + QTRY_COMPARE(obj->cellHeight(), qreal(100)); + delete obj; +} + +void tst_QQuickGridView::propertyChanges() +{ + QQuickView *canvas = createView(); + QTRY_VERIFY(canvas); + canvas->setSource(QUrl::fromLocalFile(TESTDATA("propertychangestest.qml"))); + + QQuickGridView *gridView = canvas->rootObject()->findChild<QQuickGridView*>("gridView"); + QTRY_VERIFY(gridView); + + QSignalSpy keyNavigationWrapsSpy(gridView, SIGNAL(keyNavigationWrapsChanged())); + QSignalSpy cacheBufferSpy(gridView, SIGNAL(cacheBufferChanged())); + QSignalSpy layoutSpy(gridView, SIGNAL(layoutDirectionChanged())); + QSignalSpy flowSpy(gridView, SIGNAL(flowChanged())); + + QTRY_COMPARE(gridView->isWrapEnabled(), true); + QTRY_COMPARE(gridView->cacheBuffer(), 10); + QTRY_COMPARE(gridView->flow(), QQuickGridView::LeftToRight); + + gridView->setWrapEnabled(false); + gridView->setCacheBuffer(3); + gridView->setFlow(QQuickGridView::TopToBottom); + + QTRY_COMPARE(gridView->isWrapEnabled(), false); + QTRY_COMPARE(gridView->cacheBuffer(), 3); + QTRY_COMPARE(gridView->flow(), QQuickGridView::TopToBottom); + + QTRY_COMPARE(keyNavigationWrapsSpy.count(),1); + QTRY_COMPARE(cacheBufferSpy.count(),1); + QTRY_COMPARE(flowSpy.count(),1); + + gridView->setWrapEnabled(false); + gridView->setCacheBuffer(3); + gridView->setFlow(QQuickGridView::TopToBottom); + + QTRY_COMPARE(keyNavigationWrapsSpy.count(),1); + QTRY_COMPARE(cacheBufferSpy.count(),1); + QTRY_COMPARE(flowSpy.count(),1); + + gridView->setFlow(QQuickGridView::LeftToRight); + QTRY_COMPARE(gridView->flow(), QQuickGridView::LeftToRight); + + gridView->setWrapEnabled(true); + gridView->setCacheBuffer(5); + gridView->setLayoutDirection(Qt::RightToLeft); + + QTRY_COMPARE(gridView->isWrapEnabled(), true); + QTRY_COMPARE(gridView->cacheBuffer(), 5); + QTRY_COMPARE(gridView->layoutDirection(), Qt::RightToLeft); + + QTRY_COMPARE(keyNavigationWrapsSpy.count(),2); + QTRY_COMPARE(cacheBufferSpy.count(),2); + QTRY_COMPARE(layoutSpy.count(),1); + QTRY_COMPARE(flowSpy.count(),2); + + gridView->setWrapEnabled(true); + gridView->setCacheBuffer(5); + gridView->setLayoutDirection(Qt::RightToLeft); + + QTRY_COMPARE(keyNavigationWrapsSpy.count(),2); + QTRY_COMPARE(cacheBufferSpy.count(),2); + QTRY_COMPARE(layoutSpy.count(),1); + QTRY_COMPARE(flowSpy.count(),2); + + gridView->setFlow(QQuickGridView::TopToBottom); + QTRY_COMPARE(gridView->flow(), QQuickGridView::TopToBottom); + QTRY_COMPARE(flowSpy.count(),3); + + gridView->setFlow(QQuickGridView::TopToBottom); + QTRY_COMPARE(flowSpy.count(),3); + + delete canvas; +} + +void tst_QQuickGridView::componentChanges() +{ + QQuickView *canvas = createView(); + QTRY_VERIFY(canvas); + canvas->setSource(QUrl::fromLocalFile(TESTDATA("propertychangestest.qml"))); + + QQuickGridView *gridView = canvas->rootObject()->findChild<QQuickGridView*>("gridView"); + QTRY_VERIFY(gridView); + + QDeclarativeComponent component(canvas->engine()); + component.setData("import QtQuick 2.0; Rectangle { color: \"blue\"; }", QUrl::fromLocalFile("")); + + QDeclarativeComponent delegateComponent(canvas->engine()); + delegateComponent.setData("import QtQuick 2.0; Text { text: '<b>Name:</b> ' + name }", QUrl::fromLocalFile("")); + + QSignalSpy highlightSpy(gridView, SIGNAL(highlightChanged())); + QSignalSpy delegateSpy(gridView, SIGNAL(delegateChanged())); + QSignalSpy headerSpy(gridView, SIGNAL(headerChanged())); + QSignalSpy footerSpy(gridView, SIGNAL(footerChanged())); + + gridView->setHighlight(&component); + gridView->setDelegate(&delegateComponent); + gridView->setHeader(&component); + gridView->setFooter(&component); + + QTRY_COMPARE(gridView->highlight(), &component); + QTRY_COMPARE(gridView->delegate(), &delegateComponent); + QTRY_COMPARE(gridView->header(), &component); + QTRY_COMPARE(gridView->footer(), &component); + + QTRY_COMPARE(highlightSpy.count(),1); + QTRY_COMPARE(delegateSpy.count(),1); + QTRY_COMPARE(headerSpy.count(),1); + QTRY_COMPARE(footerSpy.count(),1); + + gridView->setHighlight(&component); + gridView->setDelegate(&delegateComponent); + gridView->setHeader(&component); + gridView->setFooter(&component); + + QTRY_COMPARE(highlightSpy.count(),1); + QTRY_COMPARE(delegateSpy.count(),1); + QTRY_COMPARE(headerSpy.count(),1); + QTRY_COMPARE(footerSpy.count(),1); + + delete canvas; +} + +void tst_QQuickGridView::modelChanges() +{ + QQuickView *canvas = createView(); + QTRY_VERIFY(canvas); + canvas->setSource(QUrl::fromLocalFile(TESTDATA("propertychangestest.qml"))); + + QQuickGridView *gridView = canvas->rootObject()->findChild<QQuickGridView*>("gridView"); + QTRY_VERIFY(gridView); + + QDeclarativeListModel *alternateModel = canvas->rootObject()->findChild<QDeclarativeListModel*>("alternateModel"); + QTRY_VERIFY(alternateModel); + QVariant modelVariant = QVariant::fromValue<QObject *>(alternateModel); + QSignalSpy modelSpy(gridView, SIGNAL(modelChanged())); + + gridView->setModel(modelVariant); + QTRY_COMPARE(gridView->model(), modelVariant); + QTRY_COMPARE(modelSpy.count(),1); + + gridView->setModel(modelVariant); + QTRY_COMPARE(modelSpy.count(),1); + + gridView->setModel(QVariant()); + QTRY_COMPARE(modelSpy.count(),2); + delete canvas; +} + +void tst_QQuickGridView::positionViewAtIndex() +{ + QQuickView *canvas = createView(); + + TestModel model; + for (int i = 0; i < 40; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + // Confirm items positioned correctly + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), (i%3)*80.); + QTRY_COMPARE(item->y(), (i/3)*60.); + } + + // Position on a currently visible item + gridview->positionViewAtIndex(4, QQuickGridView::Beginning); + QTRY_COMPARE(gridview->indexAt(120, 90), 4); + QTRY_COMPARE(gridview->contentY(), 60.); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 3; i < model.count() && i < itemCount-3-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), (i%3)*80.); + QTRY_COMPARE(item->y(), (i/3)*60.); + } + + // Position on an item beyond the visible items + gridview->positionViewAtIndex(21, QQuickGridView::Beginning); + QTRY_COMPARE(gridview->indexAt(40, 450), 21); + QTRY_COMPARE(gridview->contentY(), 420.); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 22; i < model.count() && i < itemCount-22-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), (i%3)*80.); + QTRY_COMPARE(item->y(), (i/3)*60.); + } + + // Position on an item that would leave empty space if positioned at the top + gridview->positionViewAtIndex(31, QQuickGridView::Beginning); + QTRY_COMPARE(gridview->indexAt(120, 630), 31); + QTRY_COMPARE(gridview->contentY(), 520.); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 24; i < model.count() && i < itemCount-24-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), (i%3)*80.); + QTRY_COMPARE(item->y(), (i/3)*60.); + } + + // Position at the beginning again + gridview->positionViewAtIndex(0, QQuickGridView::Beginning); + QTRY_COMPARE(gridview->indexAt(0, 0), 0); + QTRY_COMPARE(gridview->indexAt(40, 30), 0); + QTRY_COMPARE(gridview->indexAt(80, 60), 4); + QTRY_COMPARE(gridview->contentY(), 0.); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), (i%3)*80.); + QTRY_COMPARE(item->y(), (i/3)*60.); + } + + // Position at End + gridview->positionViewAtIndex(30, QQuickGridView::End); + QTRY_COMPARE(gridview->contentY(), 340.); + + // Position in Center + gridview->positionViewAtIndex(15, QQuickGridView::Center); + QTRY_COMPARE(gridview->contentY(), 170.); + + // Ensure at least partially visible + gridview->positionViewAtIndex(15, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentY(), 170.); + + gridview->setContentY(302); + gridview->positionViewAtIndex(15, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentY(), 302.); + + gridview->setContentY(360); + gridview->positionViewAtIndex(15, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentY(), 300.); + + gridview->setContentY(60); + gridview->positionViewAtIndex(20, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentY(), 60.); + + gridview->setContentY(20); + gridview->positionViewAtIndex(20, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentY(), 100.); + + // Ensure completely visible + gridview->setContentY(120); + gridview->positionViewAtIndex(20, QQuickGridView::Contain); + QTRY_COMPARE(gridview->contentY(), 120.); + + gridview->setContentY(302); + gridview->positionViewAtIndex(15, QQuickGridView::Contain); + QTRY_COMPARE(gridview->contentY(), 300.); + + gridview->setContentY(60); + gridview->positionViewAtIndex(20, QQuickGridView::Contain); + QTRY_COMPARE(gridview->contentY(), 100.); + + // Test for Top To Bottom layout + ctxt->setContextProperty("testTopToBottom", QVariant(true)); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), (i/5)*80.); + QTRY_COMPARE(item->y(), (i%5)*60.); + } + + // Position at End + gridview->positionViewAtIndex(30, QQuickGridView::End); + QTRY_COMPARE(gridview->contentX(), 320.); + QTRY_COMPARE(gridview->contentY(), 0.); + + // Position in Center + gridview->positionViewAtIndex(15, QQuickGridView::Center); + QTRY_COMPARE(gridview->contentX(), 160.); + + // Ensure at least partially visible + gridview->positionViewAtIndex(15, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentX(), 160.); + + gridview->setContentX(170); + gridview->positionViewAtIndex(25, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentX(), 170.); + + gridview->positionViewAtIndex(30, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentX(), 320.); + + gridview->setContentX(170); + gridview->positionViewAtIndex(25, QQuickGridView::Contain); + QTRY_COMPARE(gridview->contentX(), 240.); + + // positionViewAtBeginning + gridview->positionViewAtBeginning(); + QTRY_COMPARE(gridview->contentX(), 0.); + + gridview->setContentX(80); + canvas->rootObject()->setProperty("showHeader", true); + gridview->positionViewAtBeginning(); + QTRY_COMPARE(gridview->contentX(), -30.); + + // positionViewAtEnd + gridview->positionViewAtEnd(); + QTRY_COMPARE(gridview->contentX(), 400.); // 8*80 - 240 (8 columns) + + gridview->setContentX(80); + canvas->rootObject()->setProperty("showFooter", true); + gridview->positionViewAtEnd(); + QTRY_COMPARE(gridview->contentX(), 430.); + + // set current item to outside visible view, position at beginning + // and ensure highlight moves to current item + gridview->setCurrentIndex(6); + gridview->positionViewAtBeginning(); + QTRY_COMPARE(gridview->contentX(), -30.); + QVERIFY(gridview->highlightItem()); + QCOMPARE(gridview->highlightItem()->x(), 80.); + + delete canvas; +} + +void tst_QQuickGridView::snapping() +{ + QQuickView *canvas = createView(); + + TestModel model; + for (int i = 0; i < 40; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + gridview->setHeight(220); + QCOMPARE(gridview->height(), 220.); + + gridview->positionViewAtIndex(12, QQuickGridView::Visible); + QCOMPARE(gridview->contentY(), 80.); + + gridview->setContentY(0); + QCOMPARE(gridview->contentY(), 0.); + + gridview->setSnapMode(QQuickGridView::SnapToRow); + QCOMPARE(gridview->snapMode(), QQuickGridView::SnapToRow); + + gridview->positionViewAtIndex(12, QQuickGridView::Visible); + QCOMPARE(gridview->contentY(), 60.); + + gridview->positionViewAtIndex(15, QQuickGridView::End); + QCOMPARE(gridview->contentY(), 120.); + + delete canvas; + +} + +void tst_QQuickGridView::mirroring() +{ + QQuickView *canvasA = createView(); + canvasA->setSource(QUrl::fromLocalFile(TESTDATA("mirroring.qml"))); + QQuickGridView *gridviewA = findItem<QQuickGridView>(canvasA->rootObject(), "view"); + QTRY_VERIFY(gridviewA != 0); + + QQuickView *canvasB = createView(); + canvasB->setSource(QUrl::fromLocalFile(TESTDATA("mirroring.qml"))); + QQuickGridView *gridviewB = findItem<QQuickGridView>(canvasB->rootObject(), "view"); + QTRY_VERIFY(gridviewA != 0); + qApp->processEvents(); + + QList<QString> objectNames; + objectNames << "item1" << "item2"; // << "item3" + + gridviewA->setProperty("layoutDirection", Qt::LeftToRight); + gridviewB->setProperty("layoutDirection", Qt::RightToLeft); + QCOMPARE(gridviewA->layoutDirection(), gridviewA->effectiveLayoutDirection()); + + // LTR != RTL + foreach (const QString objectName, objectNames) + QVERIFY(findItem<QQuickItem>(gridviewA, objectName)->x() != findItem<QQuickItem>(gridviewB, objectName)->x()); + + gridviewA->setProperty("layoutDirection", Qt::LeftToRight); + gridviewB->setProperty("layoutDirection", Qt::LeftToRight); + + // LTR == LTR + foreach (const QString objectName, objectNames) + QCOMPARE(findItem<QQuickItem>(gridviewA, objectName)->x(), findItem<QQuickItem>(gridviewB, objectName)->x()); + + QVERIFY(gridviewB->layoutDirection() == gridviewB->effectiveLayoutDirection()); + QQuickItemPrivate::get(gridviewB)->setLayoutMirror(true); + QVERIFY(gridviewB->layoutDirection() != gridviewB->effectiveLayoutDirection()); + + // LTR != LTR+mirror + foreach (const QString objectName, objectNames) + QVERIFY(findItem<QQuickItem>(gridviewA, objectName)->x() != findItem<QQuickItem>(gridviewB, objectName)->x()); + + gridviewA->setProperty("layoutDirection", Qt::RightToLeft); + + // RTL == LTR+mirror + foreach (const QString objectName, objectNames) + QCOMPARE(findItem<QQuickItem>(gridviewA, objectName)->x(), findItem<QQuickItem>(gridviewB, objectName)->x()); + + gridviewB->setProperty("layoutDirection", Qt::RightToLeft); + + // RTL != RTL+mirror + foreach (const QString objectName, objectNames) + QVERIFY(findItem<QQuickItem>(gridviewA, objectName)->x() != findItem<QQuickItem>(gridviewB, objectName)->x()); + + gridviewA->setProperty("layoutDirection", Qt::LeftToRight); + + // LTR == RTL+mirror + foreach (const QString objectName, objectNames) + QCOMPARE(findItem<QQuickItem>(gridviewA, objectName)->x(), findItem<QQuickItem>(gridviewB, objectName)->x()); + + delete canvasA; + delete canvasB; +} + +void tst_QQuickGridView::positionViewAtIndex_rightToLeft() +{ + QQuickView *canvas = createView(); + + TestModel model; + for (int i = 0; i < 40; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testTopToBottom", QVariant(true)); + ctxt->setContextProperty("testRightToLeft", QVariant(true)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + // Confirm items positioned correctly + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), qreal(-(i/5)*80-item->width())); + QTRY_COMPARE(item->y(), qreal((i%5)*60)); + } + + // Position on a currently visible item + gridview->positionViewAtIndex(6, QQuickGridView::Beginning); + QTRY_COMPARE(gridview->contentX(), -320.); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 3; i < model.count() && i < itemCount-3-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), qreal(-(i/5)*80-item->width())); + QTRY_COMPARE(item->y(), qreal((i%5)*60)); + } + + // Position on an item beyond the visible items + gridview->positionViewAtIndex(21, QQuickGridView::Beginning); + QTRY_COMPARE(gridview->contentX(), -560.); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 22; i < model.count() && i < itemCount-22-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), qreal(-(i/5)*80-item->width())); + QTRY_COMPARE(item->y(), qreal((i%5)*60)); + } + + // Position on an item that would leave empty space if positioned at the top + gridview->positionViewAtIndex(31, QQuickGridView::Beginning); + QTRY_COMPARE(gridview->contentX(), -640.); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 24; i < model.count() && i < itemCount-24-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), qreal(-(i/5)*80-item->width())); + QTRY_COMPARE(item->y(), qreal((i%5)*60)); + } + + // Position at the beginning again + gridview->positionViewAtIndex(0, QQuickGridView::Beginning); + QTRY_COMPARE(gridview->contentX(), -240.); + + // Confirm items positioned correctly + itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount-1; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QTRY_VERIFY(item); + QTRY_COMPARE(item->x(), qreal(-(i/5)*80-item->width())); + QTRY_COMPARE(item->y(), qreal((i%5)*60)); + } + + // Position at End + gridview->positionViewAtIndex(30, QQuickGridView::End); + QTRY_COMPARE(gridview->contentX(), -560.); + + // Position in Center + gridview->positionViewAtIndex(15, QQuickGridView::Center); + QTRY_COMPARE(gridview->contentX(), -400.); + + // Ensure at least partially visible + gridview->positionViewAtIndex(15, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentX(), -400.); + + gridview->setContentX(-555.); + gridview->positionViewAtIndex(15, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentX(), -555.); + + gridview->setContentX(-239); + gridview->positionViewAtIndex(15, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentX(), -320.); + + gridview->setContentX(-239); + gridview->positionViewAtIndex(20, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentX(), -400.); + + gridview->setContentX(-640); + gridview->positionViewAtIndex(20, QQuickGridView::Visible); + QTRY_COMPARE(gridview->contentX(), -560.); + + // Ensure completely visible + gridview->setContentX(-400); + gridview->positionViewAtIndex(20, QQuickGridView::Contain); + QTRY_COMPARE(gridview->contentX(), -400.); + + gridview->setContentX(-315); + gridview->positionViewAtIndex(15, QQuickGridView::Contain); + QTRY_COMPARE(gridview->contentX(), -320.); + + gridview->setContentX(-640); + gridview->positionViewAtIndex(20, QQuickGridView::Contain); + QTRY_COMPARE(gridview->contentX(), -560.); + + delete canvas; +} + +void tst_QQuickGridView::resetModel() +{ + QQuickView *canvas = createView(); + + QStringList strings; + strings << "one" << "two" << "three"; + QStringListModel model(strings); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("displaygrid.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + QTRY_COMPARE(gridview->count(), model.rowCount()); + + for (int i = 0; i < model.rowCount(); ++i) { + QQuickText *display = findItem<QQuickText>(contentItem, "displayText", i); + QTRY_VERIFY(display != 0); + QTRY_COMPARE(display->text(), strings.at(i)); + } + + strings.clear(); + strings << "four" << "five" << "six" << "seven"; + model.setStringList(strings); + + QTRY_COMPARE(gridview->count(), model.rowCount()); + + for (int i = 0; i < model.rowCount(); ++i) { + QQuickText *display = findItem<QQuickText>(contentItem, "displayText", i); + QTRY_VERIFY(display != 0); + QTRY_COMPARE(display->text(), strings.at(i)); + } + + delete canvas; +} + +void tst_QQuickGridView::enforceRange() +{ + QQuickView *canvas = createView(); + + TestModel model; + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview-enforcerange.qml"))); + qApp->processEvents(); + QVERIFY(canvas->rootObject() != 0); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QTRY_COMPARE(gridview->preferredHighlightBegin(), 100.0); + QTRY_COMPARE(gridview->preferredHighlightEnd(), 100.0); + QTRY_COMPARE(gridview->highlightRangeMode(), QQuickGridView::StrictlyEnforceRange); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + // view should be positioned at the top of the range. + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", 0); + QTRY_VERIFY(item); + QTRY_COMPARE(gridview->contentY(), -100.0); + + QQuickText *name = findItem<QQuickText>(contentItem, "textName", 0); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(0)); + QQuickText *number = findItem<QQuickText>(contentItem, "textNumber", 0); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(0)); + + // Check currentIndex is updated when contentItem moves + gridview->setContentY(0); + QTRY_COMPARE(gridview->currentIndex(), 2); + + gridview->setCurrentIndex(5); + QTRY_COMPARE(gridview->contentY(), 100.); + + TestModel model2; + for (int i = 0; i < 5; i++) + model2.addItem("Item" + QString::number(i), ""); + + ctxt->setContextProperty("testModel", &model2); + QCOMPARE(gridview->count(), 5); + + delete canvas; +} + +void tst_QQuickGridView::enforceRange_rightToLeft() +{ + QQuickView *canvas = createView(); + + TestModel model; + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(true)); + ctxt->setContextProperty("testTopToBottom", QVariant(true)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview-enforcerange.qml"))); + qApp->processEvents(); + QVERIFY(canvas->rootObject() != 0); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QCOMPARE(gridview->preferredHighlightBegin(), 100.0); + QCOMPARE(gridview->preferredHighlightEnd(), 100.0); + QCOMPARE(gridview->highlightRangeMode(), QQuickGridView::StrictlyEnforceRange); + + QQuickItem *contentItem = gridview->contentItem(); + QVERIFY(contentItem != 0); + + // view should be positioned at the top of the range. + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", 0); + QVERIFY(item); + QTRY_COMPARE(gridview->contentX(), -140.); + QTRY_COMPARE(gridview->contentY(), 0.0); + + QQuickText *name = findItem<QQuickText>(contentItem, "textName", 0); + QTRY_VERIFY(name != 0); + QTRY_COMPARE(name->text(), model.name(0)); + QQuickText *number = findItem<QQuickText>(contentItem, "textNumber", 0); + QTRY_VERIFY(number != 0); + QTRY_COMPARE(number->text(), model.number(0)); + + // Check currentIndex is updated when contentItem moves + gridview->setContentX(-240); + QTRY_COMPARE(gridview->currentIndex(), 3); + + gridview->setCurrentIndex(7); + QTRY_COMPARE(gridview->contentX(), -340.); + QTRY_COMPARE(gridview->contentY(), 0.0); + + TestModel model2; + for (int i = 0; i < 5; i++) + model2.addItem("Item" + QString::number(i), ""); + + ctxt->setContextProperty("testModel", &model2); + QCOMPARE(gridview->count(), 5); + + delete canvas; +} + +void tst_QQuickGridView::QTBUG_8456() +{ + QQuickView *canvas = createView(); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("setindex.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QTRY_COMPARE(gridview->currentIndex(), 0); + + delete canvas; +} + +void tst_QQuickGridView::manualHighlight() +{ + QQuickView *canvas = createView(); + + QString filename(TESTDATA("manual-highlight.qml")); + canvas->setSource(QUrl::fromLocalFile(filename)); + + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + QTRY_COMPARE(gridview->currentIndex(), 0); + QTRY_COMPARE(gridview->currentItem(), findItem<QQuickItem>(contentItem, "wrapper", 0)); + QTRY_COMPARE(gridview->highlightItem()->y() - 5, gridview->currentItem()->y()); + QTRY_COMPARE(gridview->highlightItem()->x() - 5, gridview->currentItem()->x()); + + gridview->setCurrentIndex(2); + + QTRY_COMPARE(gridview->currentIndex(), 2); + QTRY_COMPARE(gridview->currentItem(), findItem<QQuickItem>(contentItem, "wrapper", 2)); + QTRY_COMPARE(gridview->highlightItem()->y() - 5, gridview->currentItem()->y()); + QTRY_COMPARE(gridview->highlightItem()->x() - 5, gridview->currentItem()->x()); + + gridview->positionViewAtIndex(8, QQuickGridView::Contain); + + QTRY_COMPARE(gridview->currentIndex(), 2); + QTRY_COMPARE(gridview->currentItem(), findItem<QQuickItem>(contentItem, "wrapper", 2)); + QTRY_COMPARE(gridview->highlightItem()->y() - 5, gridview->currentItem()->y()); + QTRY_COMPARE(gridview->highlightItem()->x() - 5, gridview->currentItem()->x()); + + gridview->setFlow(QQuickGridView::TopToBottom); + QTRY_COMPARE(gridview->flow(), QQuickGridView::TopToBottom); + + gridview->setCurrentIndex(0); + QTRY_COMPARE(gridview->currentIndex(), 0); + QTRY_COMPARE(gridview->currentItem(), findItem<QQuickItem>(contentItem, "wrapper", 0)); + QTRY_COMPARE(gridview->highlightItem()->y() - 5, gridview->currentItem()->y()); + QTRY_COMPARE(gridview->highlightItem()->x() - 5, gridview->currentItem()->x()); + + delete canvas; +} + + +void tst_QQuickGridView::footer() +{ + QFETCH(QQuickGridView::Flow, flow); + QFETCH(Qt::LayoutDirection, layoutDirection); + QFETCH(QPointF, initialFooterPos); + QFETCH(QPointF, changedFooterPos); + QFETCH(QPointF, initialContentPos); + QFETCH(QPointF, changedContentPos); + QFETCH(QPointF, firstDelegatePos); + QFETCH(QPointF, resizeContentPos); + + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 7; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("footer.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + gridview->setFlow(flow); + gridview->setLayoutDirection(layoutDirection); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + QQuickText *footer = findItem<QQuickText>(contentItem, "footer"); + QVERIFY(footer); + + QVERIFY(footer == gridview->footerItem()); + + QCOMPARE(footer->pos(), initialFooterPos); + QCOMPARE(footer->width(), 100.); + QCOMPARE(footer->height(), 30.); + QCOMPARE(QPointF(gridview->contentX(), gridview->contentY()), initialContentPos); + + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", 0); + QVERIFY(item); + QCOMPARE(item->pos(), firstDelegatePos); + + if (flow == QQuickGridView::LeftToRight) { + // shrink by one row + model.removeItem(2); + QTRY_COMPARE(footer->y(), initialFooterPos.y() - gridview->cellHeight()); + } else { + // shrink by one column + model.removeItem(2); + model.removeItem(3); + if (layoutDirection == Qt::LeftToRight) + QTRY_COMPARE(footer->x(), initialFooterPos.x() - gridview->cellWidth()); + else + QTRY_COMPARE(footer->x(), initialFooterPos.x() + gridview->cellWidth()); + } + + // remove all items + model.clear(); + + QPointF posWhenNoItems(0, 0); + if (layoutDirection == Qt::RightToLeft) + posWhenNoItems.setX(flow == QQuickGridView::LeftToRight ? gridview->width() - footer->width() : -footer->width()); + QTRY_COMPARE(footer->pos(), posWhenNoItems); + + // if header is present, it's at a negative pos, so the footer should not move + canvas->rootObject()->setProperty("showHeader", true); + QVERIFY(findItem<QQuickItem>(contentItem, "header") != 0); + QTRY_COMPARE(footer->pos(), posWhenNoItems); + canvas->rootObject()->setProperty("showHeader", false); + + // add 30 items + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QSignalSpy footerItemSpy(gridview, SIGNAL(footerItemChanged())); + QMetaObject::invokeMethod(canvas->rootObject(), "changeFooter"); + + QCOMPARE(footerItemSpy.count(), 1); + + footer = findItem<QQuickText>(contentItem, "footer"); + QVERIFY(!footer); + footer = findItem<QQuickText>(contentItem, "footer2"); + QVERIFY(footer); + + QVERIFY(footer == gridview->footerItem()); + + QCOMPARE(footer->pos(), changedFooterPos); + QCOMPARE(footer->width(), 50.); + QCOMPARE(footer->height(), 20.); + QTRY_COMPARE(QPointF(gridview->contentX(), gridview->contentY()), changedContentPos); + + item = findItem<QQuickItem>(contentItem, "wrapper", 0); + QVERIFY(item); + QCOMPARE(item->pos(), firstDelegatePos); + + gridview->positionViewAtEnd(); + footer->setHeight(10); + footer->setWidth(40); + QTRY_COMPARE(QPointF(gridview->contentX(), gridview->contentY()), resizeContentPos); + + delete canvas; +} + +void tst_QQuickGridView::footer_data() +{ + QTest::addColumn<QQuickGridView::Flow>("flow"); + QTest::addColumn<Qt::LayoutDirection>("layoutDirection"); + QTest::addColumn<QPointF>("initialFooterPos"); + QTest::addColumn<QPointF>("changedFooterPos"); + QTest::addColumn<QPointF>("initialContentPos"); + QTest::addColumn<QPointF>("changedContentPos"); + QTest::addColumn<QPointF>("firstDelegatePos"); + QTest::addColumn<QPointF>("resizeContentPos"); + + // footer1 = 100 x 30 + // footer2 = 50 x 20 + // cells = 80 * 60 + // view width = 240 + // view height = 320 + + // footer below items, bottom left + QTest::newRow("flow left to right") << QQuickGridView::LeftToRight << Qt::LeftToRight + << QPointF(0, 3 * 60) // 180 = height of 3 rows (cell height is 60) + << QPointF(0, 10 * 60) // 30 items = 10 rows + << QPointF(0, 0) + << QPointF(0, 0) + << QPointF(0, 0) + << QPointF(0, 10 * 60 - 320 + 10); + + // footer below items, bottom right + QTest::newRow("flow left to right, layout right to left") << QQuickGridView::LeftToRight << Qt::RightToLeft + << QPointF(240 - 100, 3 * 60) + << QPointF((240 - 100) + 50, 10 * 60) // 50 = width diff between old and new footers + << QPointF(0, 0) + << QPointF(0, 0) + << QPointF(240 - 80, 0) + << QPointF(0, 10 * 60 - 320 + 10); + + // footer to right of items + QTest::newRow("flow top to bottom, layout left to right") << QQuickGridView::TopToBottom << Qt::LeftToRight + << QPointF(2 * 80, 0) // 2 columns, cell width 80 + << QPointF(6 * 80, 0) // 30 items = 6 columns + << QPointF(0, 0) + << QPointF(0, 0) + << QPointF(0, 0) + << QPointF(6 * 80 - 240 + 40, 0); + + // footer to left of items + QTest::newRow("flow top to bottom, layout right to left") << QQuickGridView::TopToBottom << Qt::RightToLeft + << QPointF(-(2 * 80) - 100, 0) + << QPointF(-(6 * 80) - 50, 0) // 50 = new footer width + << QPointF(-240, 0) + << QPointF(-240, 0) // unchanged, footer change doesn't change content pos + << QPointF(-80, 0) + << QPointF(-(6 * 80) - 40, 0); +} + +void tst_QQuickGridView::header() +{ + QFETCH(QQuickGridView::Flow, flow); + QFETCH(Qt::LayoutDirection, layoutDirection); + QFETCH(QPointF, initialHeaderPos); + QFETCH(QPointF, changedHeaderPos); + QFETCH(QPointF, initialContentPos); + QFETCH(QPointF, changedContentPos); + QFETCH(QPointF, firstDelegatePos); + QFETCH(QPointF, resizeContentPos); + + TestModel model; + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QQuickView *canvas = createView(); + canvas->rootContext()->setContextProperty("testModel", &model); + canvas->rootContext()->setContextProperty("initialViewWidth", 240); + canvas->rootContext()->setContextProperty("initialViewHeight", 320); + canvas->setSource(QUrl::fromLocalFile(TESTDATA("header.qml"))); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + gridview->setFlow(flow); + gridview->setLayoutDirection(layoutDirection); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + QQuickText *header = findItem<QQuickText>(contentItem, "header"); + QVERIFY(header); + + QVERIFY(header == gridview->headerItem()); + + QCOMPARE(header->pos(), initialHeaderPos); + QCOMPARE(header->width(), 100.); + QCOMPARE(header->height(), 30.); + QCOMPARE(QPointF(gridview->contentX(), gridview->contentY()), initialContentPos); + + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", 0); + QVERIFY(item); + QCOMPARE(item->pos(), firstDelegatePos); + + model.clear(); + QCOMPARE(header->pos(), initialHeaderPos); // header should stay where it is + + for (int i = 0; i < 30; i++) + model.addItem("Item" + QString::number(i), ""); + + QSignalSpy headerItemSpy(gridview, SIGNAL(headerItemChanged())); + QMetaObject::invokeMethod(canvas->rootObject(), "changeHeader"); + + QCOMPARE(headerItemSpy.count(), 1); + + header = findItem<QQuickText>(contentItem, "header"); + QVERIFY(!header); + header = findItem<QQuickText>(contentItem, "header2"); + QVERIFY(header); + + QVERIFY(header == gridview->headerItem()); + + QCOMPARE(header->pos(), changedHeaderPos); + QCOMPARE(header->width(), 50.); + QCOMPARE(header->height(), 20.); + QTRY_COMPARE(QPointF(gridview->contentX(), gridview->contentY()), changedContentPos); + + item = findItem<QQuickItem>(contentItem, "wrapper", 0); + QVERIFY(item); + QCOMPARE(item->pos(), firstDelegatePos); + + header->setHeight(10); + header->setWidth(40); + QTRY_COMPARE(QPointF(gridview->contentX(), gridview->contentY()), resizeContentPos); + + delete canvas; + + + // QTBUG-21207 header should become visible if view resizes from initial empty size + + canvas = createView(); + canvas->rootContext()->setContextProperty("testModel", &model); + canvas->rootContext()->setContextProperty("initialViewWidth", 240); + canvas->rootContext()->setContextProperty("initialViewHeight", 320); + canvas->setSource(QUrl::fromLocalFile(TESTDATA("header.qml"))); + + gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + gridview->setFlow(flow); + gridview->setLayoutDirection(layoutDirection); + + gridview->setWidth(240); + gridview->setHeight(320); + QTRY_COMPARE(gridview->headerItem()->pos(), initialHeaderPos); + QCOMPARE(QPointF(gridview->contentX(), gridview->contentY()), initialContentPos); + + delete canvas; +} + +void tst_QQuickGridView::header_data() +{ + QTest::addColumn<QQuickGridView::Flow>("flow"); + QTest::addColumn<Qt::LayoutDirection>("layoutDirection"); + QTest::addColumn<QPointF>("initialHeaderPos"); + QTest::addColumn<QPointF>("changedHeaderPos"); + QTest::addColumn<QPointF>("initialContentPos"); + QTest::addColumn<QPointF>("changedContentPos"); + QTest::addColumn<QPointF>("firstDelegatePos"); + QTest::addColumn<QPointF>("resizeContentPos"); + + // header1 = 100 x 30 + // header2 = 50 x 20 + // cells = 80 x 60 + // view width = 240 + + // header above items, top left + QTest::newRow("flow left to right") << QQuickGridView::LeftToRight << Qt::LeftToRight + << QPointF(0, -30) + << QPointF(0, -20) + << QPointF(0, -30) + << QPointF(0, -20) + << QPointF(0, 0) + << QPointF(0, -10); + + // header above items, top right + QTest::newRow("flow left to right, layout right to left") << QQuickGridView::LeftToRight << Qt::RightToLeft + << QPointF(240 - 100, -30) + << QPointF((240 - 100) + 50, -20) // 50 = width diff between old and new headers + << QPointF(0, -30) + << QPointF(0, -20) + << QPointF(160, 0) + << QPointF(0, -10); + + // header to left of items + QTest::newRow("flow top to bottom, layout left to right") << QQuickGridView::TopToBottom << Qt::LeftToRight + << QPointF(-100, 0) + << QPointF(-50, 0) + << QPointF(-100, 0) + << QPointF(-50, 0) + << QPointF(0, 0) + << QPointF(-40, 0); + + // header to right of items + QTest::newRow("flow top to bottom, layout right to left") << QQuickGridView::TopToBottom << Qt::RightToLeft + << QPointF(0, 0) + << QPointF(0, 0) + << QPointF(-(240 - 100), 0) + << QPointF(-(240 - 50), 0) + << QPointF(-80, 0) + << QPointF(-(240 - 40), 0); +} + +void tst_QQuickGridView::resizeViewAndRepaint() +{ + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 40; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("initialHeight", 100); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("resizeview.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + // item at index 10 should not be currently visible + QVERIFY(!findItem<QQuickItem>(contentItem, "wrapper", 10)); + + gridview->setHeight(320); + QTRY_VERIFY(findItem<QQuickItem>(contentItem, "wrapper", 10)); + + gridview->setHeight(100); + QTRY_VERIFY(!findItem<QQuickItem>(contentItem, "wrapper", 10)); + + delete canvas; +} + +void tst_QQuickGridView::indexAt() +{ + QQuickView *canvas = createView(); + + TestModel model; + model.addItem("Fred", "12345"); + model.addItem("John", "2345"); + model.addItem("Bob", "54321"); + model.addItem("Billy", "22345"); + model.addItem("Sam", "2945"); + model.addItem("Ben", "04321"); + model.addItem("Jim", "0780"); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + QTRY_COMPARE(gridview->count(), model.count()); + + QCOMPARE(gridview->indexAt(0, 0), 0); + QCOMPARE(gridview->indexAt(79, 59), 0); + QCOMPARE(gridview->indexAt(80, 0), 1); + QCOMPARE(gridview->indexAt(0, 60), 3); + QCOMPARE(gridview->indexAt(240, 0), -1); + + delete canvas; +} + +void tst_QQuickGridView::onAdd() +{ + QFETCH(int, initialItemCount); + QFETCH(int, itemsToAdd); + + const int delegateWidth = 50; + const int delegateHeight = 100; + TestModel model; + QQuickView *canvas = createView(); + canvas->setGeometry(0,0,5 * delegateWidth, 5 * delegateHeight); // just ensure all items fit + + // these initial items should not trigger GridView.onAdd + for (int i=0; i<initialItemCount; i++) + model.addItem("dummy value", "dummy value"); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("delegateWidth", delegateWidth); + ctxt->setContextProperty("delegateHeight", delegateHeight); + canvas->setSource(QUrl::fromLocalFile(TESTDATA("attachedSignals.qml"))); + + QObject *object = canvas->rootObject(); + object->setProperty("width", canvas->width()); + object->setProperty("height", canvas->height()); + qApp->processEvents(); + + QList<QPair<QString, QString> > items; + for (int i=0; i<itemsToAdd; i++) + items << qMakePair(QString("value %1").arg(i), QString::number(i)); + model.addItems(items); + + QTRY_COMPARE(model.count(), qobject_cast<QQuickGridView*>(canvas->rootObject())->count()); + qApp->processEvents(); + + QVariantList result = object->property("addedDelegates").toList(); + QTRY_COMPARE(result.count(), items.count()); + for (int i=0; i<items.count(); i++) + QCOMPARE(result[i].toString(), items[i].first); + + delete canvas; +} + +void tst_QQuickGridView::onAdd_data() +{ + QTest::addColumn<int>("initialItemCount"); + QTest::addColumn<int>("itemsToAdd"); + + QTest::newRow("0, add 1") << 0 << 1; + QTest::newRow("0, add 2") << 0 << 2; + QTest::newRow("0, add 10") << 0 << 10; + + QTest::newRow("1, add 1") << 1 << 1; + QTest::newRow("1, add 2") << 1 << 2; + QTest::newRow("1, add 10") << 1 << 10; + + QTest::newRow("5, add 1") << 5 << 1; + QTest::newRow("5, add 2") << 5 << 2; + QTest::newRow("5, add 10") << 5 << 10; +} + +void tst_QQuickGridView::onRemove() +{ + QFETCH(int, initialItemCount); + QFETCH(int, indexToRemove); + QFETCH(int, removeCount); + + const int delegateWidth = 50; + const int delegateHeight = 100; + TestModel model; + for (int i=0; i<initialItemCount; i++) + model.addItem(QString("value %1").arg(i), "dummy value"); + + QQuickView *canvas = createView(); + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("delegateWidth", delegateWidth); + ctxt->setContextProperty("delegateHeight", delegateHeight); + canvas->setSource(QUrl::fromLocalFile(TESTDATA("attachedSignals.qml"))); + QObject *object = canvas->rootObject(); + + model.removeItems(indexToRemove, removeCount); + QTRY_COMPARE(model.count(), qobject_cast<QQuickGridView*>(canvas->rootObject())->count()); + QCOMPARE(object->property("removedDelegateCount"), QVariant(removeCount)); + + delete canvas; +} + +void tst_QQuickGridView::onRemove_data() +{ + QTest::addColumn<int>("initialItemCount"); + QTest::addColumn<int>("indexToRemove"); + QTest::addColumn<int>("removeCount"); + + QTest::newRow("remove first") << 1 << 0 << 1; + QTest::newRow("two items, remove first") << 2 << 0 << 1; + QTest::newRow("two items, remove last") << 2 << 1 << 1; + QTest::newRow("two items, remove all") << 2 << 0 << 2; + + QTest::newRow("four items, remove first") << 4 << 0 << 1; + QTest::newRow("four items, remove 0-2") << 4 << 0 << 2; + QTest::newRow("four items, remove 1-3") << 4 << 1 << 2; + QTest::newRow("four items, remove 2-4") << 4 << 2 << 2; + QTest::newRow("four items, remove last") << 4 << 3 << 1; + QTest::newRow("four items, remove all") << 4 << 0 << 4; + + QTest::newRow("ten items, remove 1-8") << 10 << 0 << 8; + QTest::newRow("ten items, remove 2-7") << 10 << 2 << 5; + QTest::newRow("ten items, remove 4-10") << 10 << 4 << 6; +} + +void tst_QQuickGridView::columnCount() +{ + QQuickView canvas; + canvas.setSource(QUrl::fromLocalFile(TESTDATA("gridview4.qml"))); + canvas.show(); + canvas.requestActivateWindow(); + QTest::qWaitForWindowShown(&canvas); + + QQuickGridView *view = qobject_cast<QQuickGridView*>(canvas.rootObject()); + + QCOMPARE(view->cellWidth(), qreal(405)/qreal(9)); + QCOMPARE(view->cellHeight(), qreal(100)); + + QList<QQuickItem*> items = findItems<QQuickItem>(view, "delegate"); + QCOMPARE(items.size(), 18); + QCOMPARE(items.at(8)->y(), qreal(0)); + QCOMPARE(items.at(9)->y(), qreal(100)); +} + +void tst_QQuickGridView::margins() +{ + { + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 40; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("margins.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + QCOMPARE(gridview->contentX(), -30.); + QCOMPARE(gridview->xOrigin(), 0.); + + // check end bound + gridview->positionViewAtEnd(); + qreal pos = gridview->contentX(); + gridview->setContentX(pos + 80); + gridview->returnToBounds(); + QTRY_COMPARE(gridview->contentX(), pos + 50); + + // remove item before visible and check that left margin is maintained + // and xOrigin is updated + gridview->setContentX(200); + model.removeItems(0, 4); + QTest::qWait(100); + gridview->setContentX(-50); + gridview->returnToBounds(); + QCOMPARE(gridview->xOrigin(), 100.); + QTRY_COMPARE(gridview->contentX(), 70.); + + // reduce left margin + gridview->setLeftMargin(20); + QCOMPARE(gridview->xOrigin(), 100.); + QTRY_COMPARE(gridview->contentX(), 80.); + + // check end bound + gridview->positionViewAtEnd(); + QCOMPARE(gridview->xOrigin(), 0.); // positionViewAtEnd() resets origin + pos = gridview->contentX(); + gridview->setContentX(pos + 80); + gridview->returnToBounds(); + QTRY_COMPARE(gridview->contentX(), pos + 50); + + // reduce right margin + pos = gridview->contentX(); + gridview->setRightMargin(40); + QCOMPARE(gridview->xOrigin(), 0.); + QTRY_COMPARE(gridview->contentX(), pos-10); + + delete canvas; + } + { + //RTL + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 40; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(true)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("margins.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + QCOMPARE(gridview->contentX(), -240+30.); + QCOMPARE(gridview->xOrigin(), 0.); + + // check end bound + gridview->positionViewAtEnd(); + qreal pos = gridview->contentX(); + gridview->setContentX(pos - 80); + gridview->returnToBounds(); + QTRY_COMPARE(gridview->contentX(), pos - 50); + + // remove item before visible and check that left margin is maintained + // and xOrigin is updated + gridview->setContentX(-400); + model.removeItems(0, 4); + QTest::qWait(100); + gridview->setContentX(-240+50); + gridview->returnToBounds(); + QCOMPARE(gridview->xOrigin(), -100.); + QTRY_COMPARE(gridview->contentX(), -240-70.); + + // reduce left margin (i.e. right side due to RTL) + pos = gridview->contentX(); + gridview->setLeftMargin(20); + QCOMPARE(gridview->xOrigin(), -100.); + QTRY_COMPARE(gridview->contentX(), -240-80.); + + // check end bound + gridview->positionViewAtEnd(); + QCOMPARE(gridview->xOrigin(), 0.); // positionViewAtEnd() resets origin + pos = gridview->contentX(); + gridview->setContentX(pos - 80); + gridview->returnToBounds(); + QTRY_COMPARE(gridview->contentX(), pos - 50); + + // reduce right margin (i.e. left side due to RTL) + pos = gridview->contentX(); + gridview->setRightMargin(40); + QCOMPARE(gridview->xOrigin(), 0.); + QTRY_COMPARE(gridview->contentX(), pos+10); + + delete canvas; + } +} + +void tst_QQuickGridView::creationContext() +{ + QQuickView canvas; + canvas.setGeometry(0,0,240,320); + canvas.setSource(QUrl::fromLocalFile(TESTDATA("creationContext.qml"))); + qApp->processEvents(); + + QQuickItem *rootItem = qobject_cast<QQuickItem *>(canvas.rootObject()); + QVERIFY(rootItem); + QVERIFY(rootItem->property("count").toInt() > 0); + + QQuickItem *item; + QVERIFY(item = rootItem->findChild<QQuickItem *>("listItem")); + QCOMPARE(item->property("text").toString(), QString("Hello!")); + QVERIFY(item = rootItem->findChild<QQuickItem *>("header")); + QCOMPARE(item->property("text").toString(), QString("Hello!")); + QVERIFY(item = rootItem->findChild<QQuickItem *>("footer")); + QCOMPARE(item->property("text").toString(), QString("Hello!")); +} + +void tst_QQuickGridView::snapToRow_data() +{ + QTest::addColumn<QQuickGridView::Flow>("flow"); + QTest::addColumn<Qt::LayoutDirection>("layoutDirection"); + QTest::addColumn<int>("highlightRangeMode"); + QTest::addColumn<QPoint>("flickStart"); + QTest::addColumn<QPoint>("flickEnd"); + QTest::addColumn<qreal>("snapAlignment"); + QTest::addColumn<qreal>("endExtent"); + QTest::addColumn<qreal>("startExtent"); + + QTest::newRow("vertical, left to right") << QQuickGridView::LeftToRight << Qt::LeftToRight << int(QQuickItemView::NoHighlightRange) + << QPoint(20, 200) << QPoint(20, 20) << 60.0 << 1200.0 << 0.0; + + QTest::newRow("horizontal, left to right") << QQuickGridView::TopToBottom << Qt::LeftToRight << int(QQuickItemView::NoHighlightRange) + << QPoint(200, 20) << QPoint(20, 20) << 60.0 << 1200.0 << 0.0; + + QTest::newRow("horizontal, right to left") << QQuickGridView::TopToBottom << Qt::RightToLeft << int(QQuickItemView::NoHighlightRange) + << QPoint(20, 20) << QPoint(200, 20) << -60.0 << -1200.0 - 240.0 << -240.0; + + QTest::newRow("vertical, left to right, enforce range") << QQuickGridView::LeftToRight << Qt::LeftToRight << int(QQuickItemView::StrictlyEnforceRange) + << QPoint(20, 200) << QPoint(20, 20) << 60.0 << 1340.0 << -20.0; + + QTest::newRow("horizontal, left to right, enforce range") << QQuickGridView::TopToBottom << Qt::LeftToRight << int(QQuickItemView::StrictlyEnforceRange) + << QPoint(200, 20) << QPoint(20, 20) << 60.0 << 1340.0 << -20.0; + + QTest::newRow("horizontal, right to left, enforce range") << QQuickGridView::TopToBottom << Qt::RightToLeft << int(QQuickItemView::StrictlyEnforceRange) + << QPoint(20, 20) << QPoint(200, 20) << -60.0 << -1200.0 - 240.0 - 140.0 << -220.0; +} + +void tst_QQuickGridView::snapToRow() +{ + QFETCH(QQuickGridView::Flow, flow); + QFETCH(Qt::LayoutDirection, layoutDirection); + QFETCH(int, highlightRangeMode); + QFETCH(QPoint, flickStart); + QFETCH(QPoint, flickEnd); + QFETCH(qreal, snapAlignment); + QFETCH(qreal, endExtent); + QFETCH(qreal, startExtent); + + QQuickView *canvas = createView(); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("snapToRow.qml"))); + canvas->show(); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QTRY_VERIFY(gridview != 0); + + gridview->setFlow(flow); + gridview->setLayoutDirection(layoutDirection); + gridview->setHighlightRangeMode(QQuickItemView::HighlightRangeMode(highlightRangeMode)); + + QQuickItem *contentItem = gridview->contentItem(); + QTRY_VERIFY(contentItem != 0); + + // confirm that a flick hits an item boundary + flick(canvas, flickStart, flickEnd, 180); + QTRY_VERIFY(gridview->isMoving() == false); // wait until it stops + if (flow == QQuickGridView::LeftToRight) + QCOMPARE(qreal(fmod(gridview->contentY(),80.0)), snapAlignment); + else + QCOMPARE(qreal(fmod(gridview->contentX(),80.0)), snapAlignment); + + // flick to end + do { + flick(canvas, flickStart, flickEnd, 180); + QTRY_VERIFY(gridview->isMoving() == false); // wait until it stops + } while (flow == QQuickGridView::LeftToRight + ? !gridview->isAtYEnd() + : layoutDirection == Qt::LeftToRight ? !gridview->isAtXEnd() : !gridview->isAtXBeginning()); + + if (flow == QQuickGridView::LeftToRight) + QCOMPARE(gridview->contentY(), endExtent); + else + QCOMPARE(gridview->contentX(), endExtent); + + // flick to start + do { + flick(canvas, flickEnd, flickStart, 180); + QTRY_VERIFY(gridview->isMoving() == false); // wait until it stops + } while (flow == QQuickGridView::LeftToRight + ? !gridview->isAtYBeginning() + : layoutDirection == Qt::LeftToRight ? !gridview->isAtXBeginning() : !gridview->isAtXEnd()); + + if (flow == QQuickGridView::LeftToRight) + QCOMPARE(gridview->contentY(), startExtent); + else + QCOMPARE(gridview->contentX(), startExtent); + + delete canvas; +} + +void tst_QQuickGridView::unaligned() +{ + QQuickView *canvas = createView(); + canvas->show(); + + TestModel model; + for (int i = 0; i < 10; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("unaligned.qml"))); + qApp->processEvents(); + + QQuickGridView *gridview = qobject_cast<QQuickGridView*>(canvas->rootObject()); + QVERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QVERIFY(contentItem != 0); + + for (int i = 0; i < 10; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QVERIFY(item); + QCOMPARE(item->x(), qreal((i%9)*gridview->cellWidth())); + QCOMPARE(item->y(), qreal((i/9)*gridview->cellHeight())); + } + + // appending + for (int i = 10; i < 18; ++i) { + model.addItem("Item" + QString::number(i), ""); + QQuickItem *item = 0; + QTRY_VERIFY(item = findItem<QQuickItem>(contentItem, "wrapper", i)); + QCOMPARE(item->x(), qreal((i%9)*gridview->cellWidth())); + QCOMPARE(item->y(), qreal((i/9)*gridview->cellHeight())); + } + + // inserting + for (int i = 0; i < 10; ++i) { + model.insertItem(i, "Item" + QString::number(i), ""); + QQuickItem *item = 0; + QTRY_VERIFY(item = findItem<QQuickItem>(contentItem, "wrapper", i)); + QCOMPARE(item->x(), qreal((i%9)*gridview->cellWidth())); + QCOMPARE(item->y(), qreal((i/9)*gridview->cellHeight())); + } + + // removing + model.removeItems(7, 10); + QTRY_COMPARE(model.count(), gridview->count()); + for (int i = 0; i < 18; ++i) { + QQuickItem *item = 0; + QTRY_VERIFY(item = findItem<QQuickItem>(contentItem, "wrapper", i)); + QCOMPARE(item->x(), qreal(i%9)*gridview->cellWidth()); + QCOMPARE(item->y(), qreal(i/9)*gridview->cellHeight()); + } + + delete canvas; +} + +QQuickView *tst_QQuickGridView::createView() +{ + QQuickView *canvas = new QQuickView(0); + canvas->setGeometry(0,0,240,320); + + return canvas; +} + +void tst_QQuickGridView::flick(QQuickView *canvas, const QPoint &from, const QPoint &to, int duration) +{ + const int pointCount = 5; + QPoint diff = to - from; + + // send press, five equally spaced moves, and release. + QTest::mousePress(canvas, Qt::LeftButton, 0, from); + + for (int i = 0; i < pointCount; ++i) { + QMouseEvent mv(QEvent::MouseMove, from + (i+1)*diff/pointCount, Qt::LeftButton, Qt::LeftButton,Qt::NoModifier); + QApplication::sendEvent(canvas, &mv); + QTest::qWait(duration/pointCount); + QCoreApplication::processEvents(); + } + + QTest::mouseRelease(canvas, Qt::LeftButton, 0, to); +} + +void tst_QQuickGridView::cacheBuffer() +{ + QQuickView *canvas = createView(); + + TestModel model; + for (int i = 0; i < 90; i++) + model.addItem("Item" + QString::number(i), ""); + + QDeclarativeContext *ctxt = canvas->rootContext(); + ctxt->setContextProperty("testModel", &model); + ctxt->setContextProperty("testRightToLeft", QVariant(false)); + ctxt->setContextProperty("testTopToBottom", QVariant(false)); + + canvas->setSource(QUrl::fromLocalFile(TESTDATA("gridview1.qml"))); + canvas->show(); + qApp->processEvents(); + + QQuickGridView *gridview = findItem<QQuickGridView>(canvas->rootObject(), "grid"); + QVERIFY(gridview != 0); + + QQuickItem *contentItem = gridview->contentItem(); + QVERIFY(contentItem != 0); + QVERIFY(gridview->delegate() != 0); + QVERIFY(gridview->model() != 0); + + // Confirm items positioned correctly + int itemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + for (int i = 0; i < model.count() && i < itemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + QTRY_COMPARE(item->x(), (i%3)*80.0); + QTRY_COMPARE(item->y(), (i/3)*60.0); + } + + QDeclarativeIncubationController controller; + canvas->engine()->setIncubationController(&controller); + + canvas->rootObject()->setProperty("cacheBuffer", 200); + QTRY_VERIFY(gridview->cacheBuffer() == 200); + + // items will be created one at a time + for (int i = itemCount; i < qMin(itemCount+9,model.count()); ++i) { + QVERIFY(findItem<QQuickItem>(gridview, "wrapper", i) == 0); + QQuickItem *item = 0; + while (!item) { + bool b = false; + controller.incubateWhile(&b); + item = findItem<QQuickItem>(gridview, "wrapper", i); + } + } + + { + bool b = true; + controller.incubateWhile(&b); + } + + int newItemCount = 0; + newItemCount = findItems<QQuickItem>(contentItem, "wrapper").count(); + + // Confirm items positioned correctly + for (int i = 0; i < model.count() && i < newItemCount; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + QVERIFY(item); + QTRY_COMPARE(item->x(), (i%3)*80.0); + QTRY_COMPARE(item->y(), (i/3)*60.0); + } + + // move view and confirm items in view are visible immediately and outside are created async + gridview->setContentY(300); + + for (int i = 15; i < 34; ++i) { // 34 due to staggered item creation + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + QVERIFY(item); + QTRY_COMPARE(item->x(), (i%3)*80.0); + QTRY_COMPARE(item->y(), (i/3)*60.0); + } + + QVERIFY(findItem<QQuickItem>(gridview, "wrapper", 34) == 0); + + // ensure buffered items are created + for (int i = 34; i < qMin(44,model.count()); ++i) { + QQuickItem *item = 0; + while (!item) { + qGuiApp->processEvents(); // allow refill to happen + bool b = false; + controller.incubateWhile(&b); + item = findItem<QQuickItem>(gridview, "wrapper", i); + } + } + + { + bool b = true; + controller.incubateWhile(&b); + } + + delete canvas; +} + +void tst_QQuickGridView::asynchronous() +{ + QQuickView *canvas = createView(); + canvas->show(); + QDeclarativeIncubationController controller; + canvas->engine()->setIncubationController(&controller); + + canvas->setSource(TESTDATA("asyncloader.qml")); + + QQuickItem *rootObject = qobject_cast<QQuickItem*>(canvas->rootObject()); + QVERIFY(rootObject); + + QQuickGridView *gridview = 0; + while (!gridview) { + bool b = false; + controller.incubateWhile(&b); + gridview = rootObject->findChild<QQuickGridView*>("view"); + } + + // items will be created one at a time + for (int i = 0; i < 12; ++i) { + QVERIFY(findItem<QQuickItem>(gridview, "wrapper", i) == 0); + QQuickItem *item = 0; + while (!item) { + bool b = false; + controller.incubateWhile(&b); + item = findItem<QQuickItem>(gridview, "wrapper", i); + } + } + + { + bool b = true; + controller.incubateWhile(&b); + } + + // verify positioning + QQuickItem *contentItem = gridview->contentItem(); + for (int i = 0; i < 12; ++i) { + QQuickItem *item = findItem<QQuickItem>(contentItem, "wrapper", i); + if (!item) qWarning() << "Item" << i << "not found"; + QVERIFY(item->x() == (i%3)*100); + QVERIFY(item->y() == (i/3)*100); + } + + delete canvas; +} + +/* + Find an item with the specified objectName. If index is supplied then the + item must also evaluate the {index} expression equal to index +*/ +template<typename T> +T *tst_QQuickGridView::findItem(QQuickItem *parent, const QString &objectName, int index) +{ + const QMetaObject &mo = T::staticMetaObject; + //qDebug() << parent->childItems().count() << "children"; + for (int i = 0; i < parent->childItems().count(); ++i) { + QQuickItem *item = qobject_cast<QQuickItem*>(parent->childItems().at(i)); + if (!item) + continue; + //qDebug() << "try" << item; + if (mo.cast(item) && (objectName.isEmpty() || item->objectName() == objectName)) { + if (index != -1) { + QDeclarativeContext *context = QDeclarativeEngine::contextForObject(item); + if (context) { + if (context->contextProperty("index").toInt() == index) { + return static_cast<T*>(item); + } + } + } else { + return static_cast<T*>(item); + } + } + item = findItem<T>(item, objectName, index); + if (item) + return static_cast<T*>(item); + } + + return 0; +} + +template<typename T> +QList<T*> tst_QQuickGridView::findItems(QQuickItem *parent, const QString &objectName) +{ + QList<T*> items; + const QMetaObject &mo = T::staticMetaObject; + //qDebug() << parent->childItems().count() << "children"; + for (int i = 0; i < parent->childItems().count(); ++i) { + QQuickItem *item = qobject_cast<QQuickItem*>(parent->childItems().at(i)); + if (!item) + continue; + //qDebug() << "try" << item; + if (mo.cast(item) && (objectName.isEmpty() || item->objectName() == objectName)) { + items.append(static_cast<T*>(item)); + //qDebug() << " found:" << item; + } + items += findItems<T>(item, objectName); + } + + return items; +} + +void tst_QQuickGridView::dumpTree(QQuickItem *parent, int depth) +{ + static QString padding(" "); + for (int i = 0; i < parent->childItems().count(); ++i) { + QQuickItem *item = qobject_cast<QQuickItem*>(parent->childItems().at(i)); + if (!item) + continue; + QDeclarativeContext *context = QDeclarativeEngine::contextForObject(item); + qDebug() << padding.left(depth*2) << item << (context ? context->contextProperty("index").toInt() : -1); + dumpTree(item, depth+1); + } +} + + +QTEST_MAIN(tst_QQuickGridView) + +#include "tst_qquickgridview.moc" + |