diff options
Diffstat (limited to 'tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp')
-rw-r--r-- | tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp b/tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp index d309b0840e..2ac31bfe1b 100644 --- a/tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp +++ b/tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp @@ -34,6 +34,11 @@ #include <QtWidgets/QOpenGLWidget> #include <QtGui/QOpenGLFunctions> #include <QtGui/QPainter> +#include <QtWidgets/QGraphicsView> +#include <QtWidgets/QGraphicsScene> +#include <QtWidgets/QGraphicsRectItem> +#include <QtWidgets/QVBoxLayout> +#include <QtWidgets/QPushButton> #include <QtTest/QtTest> #include <QSignalSpy> @@ -49,6 +54,7 @@ private slots: void painter(); void reparentToAlreadyCreated(); void reparentToNotYetCreated(); + void asViewport(); }; void tst_QOpenGLWidget::create() @@ -253,6 +259,52 @@ void tst_QOpenGLWidget::reparentToNotYetCreated() QVERIFY(image.pixel(20, 10) == qRgb(0, 0, 255)); } +class CountingGraphicsView : public QGraphicsView +{ +public: + CountingGraphicsView(): m_count(0) { } + int paintCount() const { return m_count; } + void resetPaintCount() { m_count = 0; } + +protected: + void drawForeground(QPainter *, const QRectF &) Q_DECL_OVERRIDE; + int m_count; +}; + +void CountingGraphicsView::drawForeground(QPainter *, const QRectF &) +{ + ++m_count; +} + +void tst_QOpenGLWidget::asViewport() +{ + // Have a QGraphicsView with a QOpenGLWidget as its viewport. + QGraphicsScene scene; + scene.addItem(new QGraphicsRectItem(10, 10, 100, 100)); + CountingGraphicsView *view = new CountingGraphicsView; + view->setScene(&scene); + view->setViewport(new QOpenGLWidget); + QWidget widget; + QVBoxLayout *layout = new QVBoxLayout; + layout->addWidget(view); + QPushButton *btn = new QPushButton("Test"); + layout->addWidget(btn); + widget.setLayout(layout); + widget.show(); + QTest::qWaitForWindowExposed(&widget); + + QVERIFY(view->paintCount() > 0); + view->resetPaintCount(); + + // And now trigger a repaint on the push button. We must not + // receive paint events for the graphics view. If we do, that's a + // side effect of QOpenGLWidget's special behavior and handling in + // the widget stack. + btn->update(); + qApp->processEvents(); + QVERIFY(view->paintCount() == 0); +} + QTEST_MAIN(tst_QOpenGLWidget) #include "tst_qopenglwidget.moc" |