diff options
| -rw-r--r-- | tests/auto/qwidget/tst_qwidget.cpp | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/tests/auto/qwidget/tst_qwidget.cpp b/tests/auto/qwidget/tst_qwidget.cpp index f8341c3..055de51 100644 --- a/tests/auto/qwidget/tst_qwidget.cpp +++ b/tests/auto/qwidget/tst_qwidget.cpp @@ -239,7 +239,12 @@ private slots: void setFixedSize(); void ensureCreated(); + void winIdChangeEvent(); +#ifdef Q_OS_SYMBIAN + void reparentCausesChildWinIdChange(); +#else void persistentWinId(); +#endif void qobject_castInDestroyedSlot(); void showHideEvent_data(); @@ -4348,6 +4353,144 @@ void tst_QWidget::ensureCreated() } } +class WinIdChangeWidget : public QWidget { +public: + WinIdChangeWidget(QWidget *p = 0) + : QWidget(p) + , m_winIdChangeEventCount(0) + { + + } +protected: + bool event(QEvent *e){ + if(e->type() == QEvent::WinIdChange) + ++m_winIdChangeEventCount; + else + return QWidget::event(e); + } +public: + int m_winIdChangeEventCount; +}; + +void tst_QWidget::winIdChangeEvent() +{ + { + // Transforming an alien widget into a native widget + WinIdChangeWidget widget; + const WId winIdBefore = widget.internalWinId(); + const WId winIdAfter = widget.winId(); + QVERIFY(winIdBefore != winIdAfter); + QCOMPARE(widget.m_winIdChangeEventCount, 1); + } + + { + // Changing parent of a native widget + QWidget parent1, parent2; + WinIdChangeWidget child(&parent1); + const WId winIdBefore = child.winId(); + QCOMPARE(child.m_winIdChangeEventCount, 1); + child.setParent(&parent2); + const WId winIdAfter = child.internalWinId(); +#ifdef Q_OS_SYMBIAN + QVERIFY(winIdBefore != winIdAfter); + QCOMPARE(child.m_winIdChangeEventCount, 2); +#else + QCOMPARE(winIdBefore, winIdAfter); + QCOMPARE(child.m_winIdChangeEventCount, 1); +#endif + } + + { + // Changing parent of an alien widget + QWidget parent1, parent2; + WinIdChangeWidget child(&parent1); + const WId winIdBefore = child.internalWinId(); + child.setParent(&parent2); + const WId winIdAfter = child.internalWinId(); + QCOMPARE(winIdBefore, winIdAfter); + QCOMPARE(child.m_winIdChangeEventCount, 0); + } + + { + // Making native child widget into a top-level window + QWidget parent; + WinIdChangeWidget child(&parent); + child.winId(); + const WId winIdBefore = child.internalWinId(); + QCOMPARE(child.m_winIdChangeEventCount, 1); + const Qt::WindowFlags flags = child.windowFlags(); + child.setWindowFlags(flags | Qt::Window); + const WId winIdAfter = child.internalWinId(); + QVERIFY(winIdBefore != winIdAfter); + QCOMPARE(child.m_winIdChangeEventCount, 2); + } +} + +#ifdef Q_OS_SYMBIAN +void tst_QWidget::reparentCausesChildWinIdChange() +{ + QWidget *parent = new QWidget; + QWidget *w1 = new QWidget; + QWidget *w2 = new QWidget; + QWidget *w3 = new QWidget; + w1->setParent(parent); + w2->setParent(w1); + w3->setParent(w2); + + WId winId1 = w1->winId(); + WId winId2 = w2->winId(); + WId winId3 = w3->winId(); + + // reparenting causes winIds of the widget being reparented, and all of its children, to change + w1->setParent(0); + QVERIFY(w1->winId() != winId1); + winId1 = w1->winId(); + QVERIFY(w2->winId() != winId2); + winId2 = w2->winId(); + QVERIFY(w3->winId() != winId3); + winId3 = w3->winId(); + + w1->setParent(parent); + QVERIFY(w1->winId() != winId1); + winId1 = w1->winId(); + QVERIFY(w2->winId() != winId2); + winId2 = w2->winId(); + QVERIFY(w3->winId() != winId3); + winId3 = w3->winId(); + + w2->setParent(0); + QVERIFY(w2->winId() != winId2); + winId2 = w2->winId(); + QVERIFY(w3->winId() != winId3); + winId3 = w3->winId(); + + w2->setParent(parent); + QVERIFY(w2->winId() != winId2); + winId2 = w2->winId(); + QVERIFY(w3->winId() != winId3); + winId3 = w3->winId(); + + w2->setParent(w1); + QVERIFY(w2->winId() != winId2); + winId2 = w2->winId(); + QVERIFY(w3->winId() != winId3); + winId3 = w3->winId(); + + w3->setParent(0); + QVERIFY(w3->winId() != winId3); + winId3 = w3->winId(); + + w3->setParent(w1); + QVERIFY(w3->winId() != winId3); + winId3 = w3->winId(); + + w3->setParent(w2); + QVERIFY(w3->winId() != winId3); + winId3 = w3->winId(); + + delete parent; +} +#else void tst_QWidget::persistentWinId() { QWidget *parent = new QWidget; @@ -4404,6 +4547,7 @@ void tst_QWidget::persistentWinId() delete parent; } +#endif // Q_OS_SYMBIAN class ShowHideEventWidget : public QWidget { |