38be0d1383
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148 lines
4.8 KiB
C++
148 lines
4.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtTest/QtTest>
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#include <QScrollBar>
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#include <QStyleOptionSlider>
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#include <QScrollArea>
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class tst_QScrollBar : public QObject
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{
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Q_OBJECT
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public slots:
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void initTestCase();
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void cleanupTestCase();
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void hideAndShow(int action);
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private slots:
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void scrollSingleStep();
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void task_209492();
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private:
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QScrollBar *testWidget;
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};
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void tst_QScrollBar::initTestCase()
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{
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testWidget = new QScrollBar(Qt::Horizontal);
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testWidget->resize(100, testWidget->height());
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testWidget->show();
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}
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void tst_QScrollBar::cleanupTestCase()
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{
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delete testWidget;
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testWidget = 0;
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}
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void tst_QScrollBar::hideAndShow(int)
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{
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testWidget->hide();
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testWidget->show();
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}
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// Check that the scrollbar doesn't scroll after calling hide and show
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// from a slot connected to the scrollbar's actionTriggered signal.
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void tst_QScrollBar::scrollSingleStep()
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{
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testWidget->setValue(testWidget->minimum());
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QCOMPARE(testWidget->value(), testWidget->minimum());
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connect(testWidget, SIGNAL(actionTriggered(int)), this, SLOT(hideAndShow(int)));
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// Get rect for the area to click on
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const QStyleOptionSlider opt = qt_qscrollbarStyleOption(testWidget);
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QRect sr = testWidget->style()->subControlRect(QStyle::CC_ScrollBar, &opt,
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QStyle::SC_ScrollBarAddLine, testWidget);
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if (!sr.isValid())
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QSKIP("SC_ScrollBarAddLine not valid", SkipAll);
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QTest::mouseClick(testWidget, Qt::LeftButton, Qt::NoModifier, QPoint(sr.x(), sr.y()));
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QTest::qWait(510); // initial delay is 500 for setRepeatAction
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disconnect(testWidget, SIGNAL(actionTriggered(int)), 0, 0);
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QCOMPARE(testWidget->value(), testWidget->singleStep());
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}
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void tst_QScrollBar::task_209492()
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{
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class MyScrollArea : public QScrollArea
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{
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public:
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int scrollCount;
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MyScrollArea(QWidget *parent = 0) : QScrollArea(parent), scrollCount(0) {}
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protected:
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void paintEvent(QPaintEvent *) { QTest::qSleep(600); }
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void scrollContentsBy(int, int) { ++scrollCount; viewport()->update(); }
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};
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MyScrollArea scrollArea;
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QScrollBar *verticalScrollBar = scrollArea.verticalScrollBar();
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verticalScrollBar->setRange(0, 1000);
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scrollArea.show();
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QTest::qWait(300);
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QSignalSpy spy(verticalScrollBar, SIGNAL(actionTriggered(int)));
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QCOMPARE(scrollArea.scrollCount, 0);
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QCOMPARE(spy.count(), 0);
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// Simulate a mouse click on the "scroll down button".
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const QPoint pressPoint(verticalScrollBar->width() / 2, verticalScrollBar->height() - 10);
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const QPoint globalPressPoint = verticalScrollBar->mapToGlobal(globalPressPoint);
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QMouseEvent mousePressEvent(QEvent::MouseButtonPress, pressPoint, globalPressPoint,
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Qt::LeftButton, Qt::LeftButton, 0);
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QApplication::sendEvent(verticalScrollBar, &mousePressEvent);
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QTest::qWait(1);
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QMouseEvent mouseReleaseEvent(QEvent::MouseButtonRelease, pressPoint, globalPressPoint,
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Qt::LeftButton, Qt::LeftButton, 0);
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QApplication::sendEvent(verticalScrollBar, &mouseReleaseEvent);
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// Check that the action was triggered once.
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#ifdef Q_WS_MAC
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QEXPECT_FAIL("", "Fix does does not work on Mac due to paint architechure differences.", Abort);
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#endif
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QCOMPARE(scrollArea.scrollCount, 1);
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QCOMPARE(spy.count(), 1);
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}
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QTEST_MAIN(tst_QScrollBar)
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#include "tst_qscrollbar.moc"
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