diff options
| -rw-r--r-- | src/gui/kernel/qwidget_s60.cpp | 3 | ||||
| -rw-r--r-- | tests/auto/qapplication/tst_qapplication.cpp | 40 |
2 files changed, 42 insertions, 1 deletions
diff --git a/src/gui/kernel/qwidget_s60.cpp b/src/gui/kernel/qwidget_s60.cpp index 49d2ffc..9a451ce 100644 --- a/src/gui/kernel/qwidget_s60.cpp +++ b/src/gui/kernel/qwidget_s60.cpp @@ -1252,7 +1252,8 @@ void QWidget::destroy(bool destroyWindow, bool destroySubWindows) // At this point the backing store should already be destroyed // so we flush the command buffer to ensure that the freeing of // those resources and deleting the window can happen "atomically" - S60->wsSession().Flush(); + if (qApp) + S60->wsSession().Flush(); } } diff --git a/tests/auto/qapplication/tst_qapplication.cpp b/tests/auto/qapplication/tst_qapplication.cpp index 91ae921..a198d7f 100644 --- a/tests/auto/qapplication/tst_qapplication.cpp +++ b/tests/auto/qapplication/tst_qapplication.cpp @@ -147,6 +147,10 @@ private slots: void symbianNeedForTraps(); void symbianLeaveThroughMain(); void qtbug_12673(); + + + + void globalStaticObjectDestruction(); // run this last }; class EventSpy : public QObject @@ -2257,6 +2261,42 @@ void tst_QApplication::qtbug_12673() #endif // Q_OS_SYMBIAN } +/* + This test is meant to ensure that certain objects (public & commonly used) + can safely be used in a Q_GLOBAL_STATIC such that their destructors are + executed *after* the destruction of QApplication. + */ +Q_GLOBAL_STATIC(QLocale, tst_qapp_locale); +Q_GLOBAL_STATIC(QProcess, tst_qapp_process); +Q_GLOBAL_STATIC(QFileSystemWatcher, tst_qapp_fileSystemWatcher); +Q_GLOBAL_STATIC(QSharedMemory, tst_qapp_sharedMemory); +Q_GLOBAL_STATIC(QElapsedTimer, tst_qapp_elapsedTimer); +Q_GLOBAL_STATIC(QMutex, tst_qapp_mutex); +Q_GLOBAL_STATIC(QWidget, tst_qapp_widget); +Q_GLOBAL_STATIC(QPixmap, tst_qapp_pixmap); +Q_GLOBAL_STATIC(QFont, tst_qapp_font); +Q_GLOBAL_STATIC(QRegion, tst_qapp_region); +Q_GLOBAL_STATIC(QFontDatabase, tst_qapp_fontDatabase); +Q_GLOBAL_STATIC(QCursor, tst_qapp_cursor); + +void tst_QApplication::globalStaticObjectDestruction() +{ + int argc = 1; + QApplication app(argc, &argv0, QApplication::GuiServer); + QVERIFY(tst_qapp_locale()); + QVERIFY(tst_qapp_process()); + QVERIFY(tst_qapp_fileSystemWatcher()); + QVERIFY(tst_qapp_sharedMemory()); + QVERIFY(tst_qapp_elapsedTimer()); + QVERIFY(tst_qapp_mutex()); + QVERIFY(tst_qapp_widget()); + QVERIFY(tst_qapp_pixmap()); + QVERIFY(tst_qapp_font()); + QVERIFY(tst_qapp_region()); + QVERIFY(tst_qapp_fontDatabase()); + QVERIFY(tst_qapp_cursor()); +} + //QTEST_APPLESS_MAIN(tst_QApplication) int main(int argc, char *argv[]) { |