diff options
| -rw-r--r-- | src/widgets/kernel/qwidget.cpp | 10 | ||||
| -rw-r--r-- | tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp | 47 |
2 files changed, 57 insertions, 0 deletions
diff --git a/src/widgets/kernel/qwidget.cpp b/src/widgets/kernel/qwidget.cpp index 353a80d1c5..04290a4ce1 100644 --- a/src/widgets/kernel/qwidget.cpp +++ b/src/widgets/kernel/qwidget.cpp @@ -6436,8 +6436,18 @@ void QWidget::setFocusProxy(QWidget * w) } } + QWidget *oldDeepestFocusProxy = d_func()->deepestFocusProxy(); + if (!oldDeepestFocusProxy) + oldDeepestFocusProxy = this; + const bool changingAppFocusWidget = (QApplicationPrivate::focus_widget == oldDeepestFocusProxy); + d->createExtra(); d->extra->focus_proxy = w; + + if (changingAppFocusWidget) { + QWidget *newDeepestFocusProxy = d_func()->deepestFocusProxy(); + QApplicationPrivate::focus_widget = newDeepestFocusProxy ? newDeepestFocusProxy : this; + } } diff --git a/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp b/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp index 73b1fd1865..a95d6e76b3 100644 --- a/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp +++ b/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp @@ -181,6 +181,8 @@ private slots: void tabOrderWithCompoundWidgets(); void tabOrderNoChange(); void tabOrderNoChange2(); + void appFocusWidgetWithFocusProxyLater(); + void appFocusWidgetWhenLosingFocusProxy(); #if defined(Q_OS_WIN) && !defined(Q_OS_WINRT) void activation(); #endif @@ -2031,6 +2033,51 @@ void tst_QWidget::tabOrderNoChange2() QCOMPARE(focusChainBackward, getFocusChain(&w, false)); } +void tst_QWidget::appFocusWidgetWithFocusProxyLater() +{ + // Given a lineedit without a focus proxy + QWidget window; + window.setWindowTitle(QTest::currentTestFunction()); + QLineEdit *lineEditFocusProxy = new QLineEdit(&window); + QLineEdit *lineEdit = new QLineEdit(&window); + lineEdit->setFocus(); + window.show(); + QApplication::setActiveWindow(&window); + QVERIFY(QTest::qWaitForWindowActive(&window)); + QCOMPARE(QApplication::focusWidget(), lineEdit); + + // When setting a focus proxy for the focus widget (like QWebEngineView does) + lineEdit->setFocusProxy(lineEditFocusProxy); + + // Then the focus widget should be updated + QCOMPARE(QApplication::focusWidget(), lineEditFocusProxy); + + // So that deleting the lineEdit and later the window, doesn't crash + delete lineEdit; + QCOMPARE(QApplication::focusWidget(), nullptr); +} + +void tst_QWidget::appFocusWidgetWhenLosingFocusProxy() +{ + // Given a lineedit with a focus proxy + QWidget window; + window.setWindowTitle(QTest::currentTestFunction()); + QLineEdit *lineEditFocusProxy = new QLineEdit(&window); + QLineEdit *lineEdit = new QLineEdit(&window); + lineEdit->setFocusProxy(lineEditFocusProxy); + lineEdit->setFocus(); + window.show(); + QApplication::setActiveWindow(&window); + QVERIFY(QTest::qWaitForWindowActive(&window)); + QCOMPARE(QApplication::focusWidget(), lineEditFocusProxy); + + // When unsetting the focus proxy + lineEdit->setFocusProxy(nullptr); + + // Then the application focus widget should be back to the lineedit + QCOMPARE(QApplication::focusWidget(), lineEdit); +} + #if defined(Q_OS_WIN) && !defined(Q_OS_WINRT) void tst_QWidget::activation() { |