diff options
Diffstat (limited to 'tests/auto/qwidget/tst_qwidget.cpp')
-rw-r--r-- | tests/auto/qwidget/tst_qwidget.cpp | 369 |
1 files changed, 360 insertions, 9 deletions
diff --git a/tests/auto/qwidget/tst_qwidget.cpp b/tests/auto/qwidget/tst_qwidget.cpp index 29213d4fd9..528c6dc404 100644 --- a/tests/auto/qwidget/tst_qwidget.cpp +++ b/tests/auto/qwidget/tst_qwidget.cpp @@ -385,6 +385,7 @@ private slots: void setGraphicsEffect(); void destroyBackingStore(); + void destroyBackingStoreWhenHidden(); void activateWindow(); @@ -403,6 +404,10 @@ private slots: void taskQTBUG_7532_tabOrderWithFocusProxy(); void movedAndResizedAttributes(); + void childAt(); +#ifdef Q_WS_MAC + void childAt_unifiedToolBar(); +#endif private: bool ensureScreenSize(int width, int height); @@ -605,10 +610,14 @@ void tst_QWidget::getSetCheck() obj1.setAttribute(Qt::WA_InputMethodEnabled); obj1.setInputContext(var13); QCOMPARE(static_cast<QInputContext *>(var13), obj1.inputContext()); + // QWidget takes ownership, so check parent + QCOMPARE(var13->parent(), static_cast<QObject *>(&obj1)); + // Check self assignment + obj1.setInputContext(obj1.inputContext()); + QCOMPARE(static_cast<QInputContext *>(var13), obj1.inputContext()); obj1.setInputContext((QInputContext *)0); QCOMPARE(qApp->inputContext(), obj1.inputContext()); QVERIFY(qApp->inputContext() != var13); - //delete var13; // No delete, since QWidget takes ownership // bool QWidget::autoFillBackground() // void QWidget::setAutoFillBackground(bool) @@ -9502,9 +9511,7 @@ void tst_QWidget::destroyBackingStore() QTRY_VERIFY(w.numPaintEvents > 0); w.reset(); w.update(); - delete qt_widget_private(&w)->topData()->backingStore; - qt_widget_private(&w)->topData()->backingStore = 0; - qt_widget_private(&w)->topData()->backingStore = new QWidgetBackingStore(&w); + qt_widget_private(&w)->topData()->backingStore.create(&w); w.update(); QApplication::processEvents(); @@ -9517,9 +9524,257 @@ void tst_QWidget::destroyBackingStore() w.update(); QApplication::processEvents(); QCOMPARE(w.numPaintEvents, 2); +#else + QSKIP("Test case relies on developer build (AUTOTEST_EXPORT)", SkipAll); +#endif +} + +// Helper function +QWidgetBackingStore* backingStore(QWidget &widget) +{ + QWidgetBackingStore *backingStore = 0; +#ifdef QT_BUILD_INTERNAL + if (QTLWExtra *topExtra = qt_widget_private(&widget)->maybeTopData()) + backingStore = topExtra->backingStore.data(); +#endif + return backingStore; +} + +// Wait for a condition to be true, timing out after 1 second +// This is used following calls to QWidget::show() and QWidget::hide(), which are +// expected to asynchronously trigger native window visibility events. +#define WAIT_AND_VERIFY(condition) \ + do { \ + QTime start = QTime::currentTime(); \ + while (!(condition) && (start.elapsed() < 1000)) { \ + qApp->processEvents(); \ + QTest::qWait(50); \ + } \ + if (!QTest::qVerify((condition), #condition, "", __FILE__, __LINE__)) \ + return; \ + } while (0) + +void tst_QWidget::destroyBackingStoreWhenHidden() +{ +#ifndef QT_BUILD_INTERNAL + QSKIP("Test step requires access to Q_AUTOTEST_EXPORT", SkipAll); +#endif + +#ifndef Q_OS_SYMBIAN + QSKIP("Only Symbian destroys backing store when native window becomes invisible", SkipAll); #endif + + testWidget->hide(); + QTest::qWait(1000); + + // 1. Single top-level QWidget + { + QWidget w; + w.setAutoFillBackground(true); + w.setPalette(Qt::yellow); + w.setGeometry(0, 0, 100, 100); + w.show(); + QTest::qWaitForWindowShown(&w); + QVERIFY(0 != backingStore(w)); + + w.hide(); + WAIT_AND_VERIFY(0 == backingStore(w)); + + w.show(); + QTest::qWaitForWindowShown(&w); + QVERIFY(0 != backingStore(w)); + } + + // 2. Two top-level widgets + { + QWidget w1; + w1.setGeometry(0, 0, 100, 100); + w1.setAutoFillBackground(true); + w1.setPalette(Qt::red); + w1.show(); + QTest::qWaitForWindowShown(&w1); + QVERIFY(0 != backingStore(w1)); + + QWidget w2; + w2.setGeometry(w1.geometry()); + w1.setAutoFillBackground(true); + w1.setPalette(Qt::blue); + w2.show(); + QTest::qWaitForWindowShown(&w2); + QVERIFY(0 != backingStore(w2)); + + // Check that w1 deleted its backing store when obscured by w2 + QVERIFY(0 == backingStore(w1)); + + w2.move(w2.pos() + QPoint(10, 10)); + + // Check that w1 recreates its backing store when partially revealed + WAIT_AND_VERIFY(0 != backingStore(w1)); + } + + // 3. Native child widget + { + QWidget parent; + parent.setGeometry(0, 0, 100, 100); + parent.setAutoFillBackground(true); + parent.setPalette(Qt::yellow); + + QWidget child(&parent); + child.setAutoFillBackground(true); + child.setPalette(Qt::green); + + QVBoxLayout layout(&parent); + layout.setContentsMargins(10, 10, 10, 10); + layout.addWidget(&child); + parent.setLayout(&layout); + + child.winId(); + + parent.show(); + QTest::qWaitForWindowShown(&parent); + + // Check that child window does not obscure parent window + QVERIFY(!parent.visibleRegion().subtracted(child.visibleRegion()).isEmpty()); + + // Native child widget should share parent's backing store + QWidgetBackingStore *const parentBs = backingStore(parent); + QVERIFY(0 != parentBs); + QVERIFY(0 == backingStore(child)); + + // Set margins to zero so that child widget totally obscures parent + layout.setContentsMargins(0, 0, 0, 0); + + WAIT_AND_VERIFY(parent.visibleRegion().subtracted(child.visibleRegion()).isEmpty()); + + // Backing store should remain unchanged despite child window obscuring + // parent window + QVERIFY(parentBs == backingStore(parent)); + QVERIFY(0 == backingStore(child)); + } + + // 4. Alien child widget which is made full-screen + { + QWidget parent; + parent.setGeometry(0, 0, 100, 100); + parent.setAutoFillBackground(true); + parent.setPalette(Qt::red); + + QWidget child(&parent); + child.setAutoFillBackground(true); + child.setPalette(Qt::blue); + + QVBoxLayout layout(&parent); + layout.setContentsMargins(10, 10, 10, 10); + layout.addWidget(&child); + parent.setLayout(&layout); + + parent.show(); + QTest::qWaitForWindowShown(&parent); + + // Check that child window does not obscure parent window + QVERIFY(!parent.visibleRegion().subtracted(child.visibleRegion()).isEmpty()); + + // Native child widget should share parent's backing store + QVERIFY(0 != backingStore(parent)); + QVERIFY(0 == backingStore(child)); + + // Make child widget full screen + child.setWindowFlags((child.windowFlags() | Qt::Window) ^ Qt::SubWindow); + child.setWindowState(child.windowState() | Qt::WindowFullScreen); + child.show(); + QTest::qWaitForWindowShown(&child); + + // Check that child window obscures parent window + QVERIFY(parent.visibleRegion().subtracted(child.visibleRegion()).isEmpty()); + + // Now that extent of child widget goes beyond parent's extent, + // a new backing store should be created for the child widget. + QVERIFY(0 != backingStore(child)); + + // Parent is obscured, therefore its backing store should be destroyed + QVERIFY(0 == backingStore(parent)); + + // Disable full screen + child.setWindowFlags(child.windowFlags() ^ (Qt::Window | Qt::SubWindow)); + child.setWindowState(child.windowState() ^ Qt::WindowFullScreen); + child.show(); + QTest::qWaitForWindowShown(&child); + + // Check that parent is now visible again + QVERIFY(!parent.visibleRegion().subtracted(child.visibleRegion()).isEmpty()); + + // Native child widget should once again share parent's backing store + QVERIFY(0 != backingStore(parent)); + QEXPECT_FAIL("", "QTBUG-10643", Continue); + QVERIFY(0 == backingStore(child)); + } + + // 5. Native child widget which is made full-screen + { + QWidget parent; + parent.setGeometry(0, 0, 100, 100); + parent.setAutoFillBackground(true); + parent.setPalette(Qt::red); + + QWidget child(&parent); + child.setAutoFillBackground(true); + child.setPalette(Qt::blue); + + QVBoxLayout layout(&parent); + layout.setContentsMargins(10, 10, 10, 10); + layout.addWidget(&child); + parent.setLayout(&layout); + + child.winId(); + + parent.show(); + QTest::qWaitForWindowShown(&parent); + + // Check that child window does not obscure parent window + QVERIFY(!parent.visibleRegion().subtracted(child.visibleRegion()).isEmpty()); + + // Native child widget should share parent's backing store + QVERIFY(0 != backingStore(parent)); + QVERIFY(0 == backingStore(child)); + + // Make child widget full screen + child.setWindowFlags((child.windowFlags() | Qt::Window) ^ Qt::SubWindow); + child.setWindowState(child.windowState() | Qt::WindowFullScreen); + child.show(); + QTest::qWaitForWindowShown(&child); + + // Ensure that 'window hidden' event is received by parent + qApp->processEvents(); + + // Check that child window obscures parent window + QVERIFY(parent.visibleRegion().subtracted(child.visibleRegion()).isEmpty()); + + // Now that extent of child widget goes beyond parent's extent, + // a new backing store should be created for the child widget. + QVERIFY(0 != backingStore(child)); + + // Parent is obscured, therefore its backing store should be destroyed + QEXPECT_FAIL("", "QTBUG-10643", Continue); + QVERIFY(0 == backingStore(parent)); + + // Disable full screen + child.setWindowFlags(child.windowFlags() ^ (Qt::Window | Qt::SubWindow)); + child.setWindowState(child.windowState() ^ Qt::WindowFullScreen); + child.show(); + QTest::qWaitForWindowShown(&child); + + // Check that parent is now visible again + QVERIFY(!parent.visibleRegion().subtracted(child.visibleRegion()).isEmpty()); + + // Native child widget should once again share parent's backing store + QVERIFY(0 != backingStore(parent)); + QEXPECT_FAIL("", "QTBUG-10643", Continue); + QVERIFY(0 == backingStore(child)); + } } +#undef WAIT_AND_VERIFY + void tst_QWidget::rectOutsideCoordinatesLimit_task144779() { #ifdef Q_OS_WINCE_WM @@ -9995,28 +10250,28 @@ void tst_QWidget::focusProxyAndInputMethods() delete toplevel; } +#ifdef QT_BUILD_INTERNAL class scrollWidgetWBS : public QWidget { public: void deleteBackingStore() { - if (static_cast<QWidgetPrivate*>(d_ptr.data())->maybeBackingStore()) { - delete static_cast<QWidgetPrivate*>(d_ptr.data())->topData()->backingStore; - static_cast<QWidgetPrivate*>(d_ptr.data())->topData()->backingStore = 0; - } + static_cast<QWidgetPrivate*>(d_ptr.data())->topData()->backingStore.destroy(); } void enableBackingStore() { if (!static_cast<QWidgetPrivate*>(d_ptr.data())->maybeBackingStore()) { - static_cast<QWidgetPrivate*>(d_ptr.data())->topData()->backingStore = new QWidgetBackingStore(this); + static_cast<QWidgetPrivate*>(d_ptr.data())->topData()->backingStore.create(this); static_cast<QWidgetPrivate*>(d_ptr.data())->invalidateBuffer(this->rect()); repaint(); } } }; +#endif void tst_QWidget::scrollWithoutBackingStore() { +#ifdef QT_BUILD_INTERNAL scrollWidgetWBS scrollable; scrollable.resize(100,100); QLabel child(QString("@"),&scrollable); @@ -10030,6 +10285,9 @@ void tst_QWidget::scrollWithoutBackingStore() QCOMPARE(child.pos(),QPoint(25,25)); scrollable.enableBackingStore(); QCOMPARE(child.pos(),QPoint(25,25)); +#else + QSKIP("Test case relies on developer build (AUTOTEST_EXPORT)", SkipAll); +#endif } void tst_QWidget::taskQTBUG_7532_tabOrderWithFocusProxy() @@ -10100,5 +10358,98 @@ void tst_QWidget::movedAndResizedAttributes() #endif } +void tst_QWidget::childAt() +{ + QWidget parent(0, Qt::FramelessWindowHint); + parent.resize(200, 200); + + QWidget *child = new QWidget(&parent); + child->setPalette(Qt::red); + child->setAutoFillBackground(true); + child->setGeometry(20, 20, 160, 160); + + QWidget *grandChild = new QWidget(child); + grandChild->setPalette(Qt::blue); + grandChild->setAutoFillBackground(true); + grandChild->setGeometry(-20, -20, 220, 220); + + QVERIFY(!parent.childAt(19, 19)); + QVERIFY(!parent.childAt(180, 180)); + QCOMPARE(parent.childAt(20, 20), grandChild); + QCOMPARE(parent.childAt(179, 179), grandChild); + + grandChild->setAttribute(Qt::WA_TransparentForMouseEvents); + QCOMPARE(parent.childAt(20, 20), child); + QCOMPARE(parent.childAt(179, 179), child); + grandChild->setAttribute(Qt::WA_TransparentForMouseEvents, false); + + child->setMask(QRect(50, 50, 60, 60)); + + QVERIFY(!parent.childAt(69, 69)); + QVERIFY(!parent.childAt(130, 130)); + QCOMPARE(parent.childAt(70, 70), grandChild); + QCOMPARE(parent.childAt(129, 129), grandChild); + + child->setAttribute(Qt::WA_MouseNoMask); + QCOMPARE(parent.childAt(69, 69), grandChild); + QCOMPARE(parent.childAt(130, 130), grandChild); + child->setAttribute(Qt::WA_MouseNoMask, false); + + grandChild->setAttribute(Qt::WA_TransparentForMouseEvents); + QCOMPARE(parent.childAt(70, 70), child); + QCOMPARE(parent.childAt(129, 129), child); + grandChild->setAttribute(Qt::WA_TransparentForMouseEvents, false); + + grandChild->setMask(QRect(80, 80, 40, 40)); + + QCOMPARE(parent.childAt(79, 79), child); + QCOMPARE(parent.childAt(120, 120), child); + QCOMPARE(parent.childAt(80, 80), grandChild); + QCOMPARE(parent.childAt(119, 119), grandChild); + + grandChild->setAttribute(Qt::WA_MouseNoMask); + + QCOMPARE(parent.childAt(79, 79), grandChild); + QCOMPARE(parent.childAt(120, 120), grandChild); +} + +#ifdef Q_WS_MAC +void tst_QWidget::childAt_unifiedToolBar() +{ + QLabel *label = new QLabel(QLatin1String("foo")); + QToolBar *toolBar = new QToolBar; + toolBar->addWidget(new QLabel("dummy")); + toolBar->addWidget(label); + + QMainWindow mainWindow; + mainWindow.addToolBar(toolBar); + mainWindow.show(); + + // Calculate the top-left corner of the tool bar and the label (in mainWindow's coordinates). + QPoint labelTopLeft = label->mapTo(&mainWindow, QPoint()); + QPoint toolBarTopLeft = toolBar->mapTo(&mainWindow, QPoint()); + + QCOMPARE(mainWindow.childAt(toolBarTopLeft), static_cast<QWidget *>(toolBar)); + QCOMPARE(mainWindow.childAt(labelTopLeft), static_cast<QWidget *>(label)); + + // Enable unified tool bars. + mainWindow.setUnifiedTitleAndToolBarOnMac(true); + QTest::qWait(50); + + // The tool bar is now in the "non-client" area of QMainWindow, i.e. + // outside the mainWindow's rect(), and since mapTo et al. doesn't work + // in that case (see commit 35667fd45ada49269a5987c235fdedfc43e92bb8), + // we use mapToGlobal/mapFromGlobal to re-calculate the corners. + QPoint oldToolBarTopLeft = toolBarTopLeft; + toolBarTopLeft = mainWindow.mapFromGlobal(toolBar->mapToGlobal(QPoint())); + QVERIFY(toolBarTopLeft != oldToolBarTopLeft); + QVERIFY(toolBarTopLeft.y() < 0); + labelTopLeft = mainWindow.mapFromGlobal(label->mapToGlobal(QPoint())); + + QCOMPARE(mainWindow.childAt(toolBarTopLeft), static_cast<QWidget *>(toolBar)); + QCOMPARE(mainWindow.childAt(labelTopLeft), static_cast<QWidget *>(label)); +} +#endif + QTEST_MAIN(tst_QWidget) #include "tst_qwidget.moc" |