Remove deprecated inputItem and inputWindow from QInputMethod

Interfaces introduced and deprecated during Qt5 development.

Change-Id: I804a02df8c4a03ed6558f4a86375f97d09513d5c
Reviewed-by: Qt Doc Bot <qt_docbot@qt-project.org>
Reviewed-by: Lars Knoll <lars.knoll@nokia.com>

5 files changed, 11 insertions, 126 deletions

diff --git a/src/gui/kernel/qinputmethod.cpp b/src/gui/kernel/qinputmethod.cpp
index 5cb36f21c7..da7d866885 100644
--- a/src/gui/kernel/qinputmethod.cpp
+++ b/src/gui/kernel/qinputmethod.cpp
@@ -53,8 +53,6 @@ QT_BEGIN_NAMESPACE
 QInputMethod::QInputMethod()
     : QObject(*new QInputMethodPrivate)
 {
-    // might be instantiated before QGuiApplication is fully done, need to connect later
-    QTimer::singleShot(0, this, SLOT(_q_connectFocusObject()));
 }
 
 /*!
@@ -78,40 +76,6 @@ QInputMethod::~QInputMethod()
 */
 
 /*!
-    \property QInputMethod::inputItem
-    \brief Focused item that accepts text input
-    \obsolete
-
-    Input item is set and unset by the focused window. In QML Scene Graph this is done by
-    QQuickCanvas and the input item is either TextInput or TextEdit element. Any QObject can
-    behave as an input item as long as it responds to QInputMethodQueryEvent and QInputMethodEvent
-    events sent by the input methods.
-
-    \sa inputItemTransform, inputWindow, QInputMethodQueryEvent, QInputMethodEvent
-*/
-QObject *QInputMethod::inputItem() const
-{
-    Q_D(const QInputMethod);
-    return d->inputItem.data();
-}
-
-void QInputMethod::setInputItem(QObject *inputItem)
-{
-    Q_D(QInputMethod);
-    d->setInputItem(inputItem);
-}
-
-/*!
-    Returns the currently focused window containing the input item.
-
-    \obsolete
-*/
-QWindow *QInputMethod::inputWindow() const
-{
-    return qApp->focusWindow();
-}
-
-/*!
     Returns the transformation from input item coordinates to the window coordinates.
 */
 QTransform QInputMethod::inputItemTransform() const
@@ -146,11 +110,12 @@ QRectF QInputMethod::cursorRectangle() const
 {
     Q_D(const QInputMethod);
 
-    if (!d->inputItem)
+    QObject *focusObject = qGuiApp->focusObject();
+    if (!focusObject)
         return QRectF();
 
     QInputMethodQueryEvent query(Qt::ImCursorRectangle);
-    QGuiApplication::sendEvent(d->inputItem.data(), &query);
+    QGuiApplication::sendEvent(focusObject, &query);
     QRectF r = query.value(Qt::ImCursorRectangle).toRectF();
     if (!r.isValid())
         return QRectF();
@@ -303,7 +268,6 @@ void QInputMethod::update(Qt::InputMethodQueries queries)
     if (queries & Qt::ImEnabled) {
         QObject *focus = qApp->focusObject();
         bool enabled = d->objectAcceptsInputMethod(focus);
-        d->setInputItem(enabled ? focus : 0);
         QPlatformInputContextPrivate::setInputMethodAccepted(enabled);
     }
 
@@ -369,21 +333,6 @@ void QInputMethod::invokeAction(Action a, int cursorPosition)
         ic->invokeAction(a, cursorPosition);
 }
 
-// temporary handlers for updating focus item based on application focus
-void QInputMethodPrivate::_q_connectFocusObject()
-{
-    Q_Q(QInputMethod);
-    QObject::connect(qApp, SIGNAL(focusObjectChanged(QObject*)),
-                     q, SLOT(_q_checkFocusObject(QObject*)));
-    _q_checkFocusObject(qApp->focusObject());
-}
-
-void QInputMethodPrivate::_q_checkFocusObject(QObject *object)
-{
-    bool enabled = objectAcceptsInputMethod(object);
-    setInputItem(enabled ? object : 0);
-}
-
 bool QInputMethodPrivate::objectAcceptsInputMethod(QObject *object)
 {
     bool enabled = false;
diff --git a/src/gui/kernel/qinputmethod.h b/src/gui/kernel/qinputmethod.h
index 4b21e4ac15..dc3e43a45f 100644
--- a/src/gui/kernel/qinputmethod.h
+++ b/src/gui/kernel/qinputmethod.h
@@ -59,7 +59,6 @@ class Q_GUI_EXPORT QInputMethod : public QObject
 {
     Q_OBJECT
     Q_DECLARE_PRIVATE(QInputMethod)
-    Q_PROPERTY(QObject *inputItem READ inputItem WRITE setInputItem NOTIFY inputItemChanged)
     Q_PROPERTY(QRectF cursorRectangle READ cursorRectangle NOTIFY cursorRectangleChanged)
     Q_PROPERTY(QRectF keyboardRectangle READ keyboardRectangle NOTIFY keyboardRectangleChanged)
     Q_PROPERTY(bool visible READ isVisible NOTIFY visibleChanged)
@@ -69,14 +68,6 @@ class Q_GUI_EXPORT QInputMethod : public QObject
 
     Q_ENUMS(Action)
 public:
-#ifdef QT_DEPRECATED
-    QT_DEPRECATED QObject *inputItem() const;
-    QT_DEPRECATED void setInputItem(QObject *inputItemChanged);
-
-    // the window containing the editor
-    QT_DEPRECATED QWindow *inputWindow() const;
-#endif
-
     QTransform inputItemTransform() const;
     void setInputItemTransform(const QTransform &transform);
 
@@ -114,7 +105,6 @@ public Q_SLOTS:
     void invokeAction(Action a, int cursorPosition);
 
 Q_SIGNALS:
-    void inputItemChanged();
     void cursorRectangleChanged();
     void keyboardRectangleChanged();
     void visibleChanged();
@@ -128,10 +118,6 @@ private:
     friend class QPlatformInputContext;
     QInputMethod();
     ~QInputMethod();
-
-    Q_PRIVATE_SLOT(d_func(), void _q_connectFocusObject())
-    Q_PRIVATE_SLOT(d_func(), void _q_checkFocusObject(QObject* object))
-
 };
 
 QT_END_NAMESPACE
diff --git a/src/gui/kernel/qinputmethod_p.h b/src/gui/kernel/qinputmethod_p.h
index 69d3f2d065..2df7e70332 100644
--- a/src/gui/kernel/qinputmethod_p.h
+++ b/src/gui/kernel/qinputmethod_p.h
@@ -69,23 +69,12 @@ public:
     {
         return inputMethod->d_func();
     }
-    inline void setInputItem(QObject *item)
-    {
-        Q_Q(QInputMethod);
-
-        if (inputItem.data() == item)
-            return;
-
-        inputItem = item;
-        emit q->inputItemChanged();
-    }
 
     void _q_connectFocusObject();
     void _q_checkFocusObject(QObject *object);
     bool objectAcceptsInputMethod(QObject *object);
 
     QTransform inputItemTransform;
-    QPointer<QObject> inputItem;
     QPlatformInputContext *testContext;
 };
 
diff --git a/tests/auto/gui/kernel/qinputmethod/tst_qinputmethod.cpp b/tests/auto/gui/kernel/qinputmethod/tst_qinputmethod.cpp
index 1b468847b2..6b52f70375 100644
--- a/tests/auto/gui/kernel/qinputmethod/tst_qinputmethod.cpp
+++ b/tests/auto/gui/kernel/qinputmethod/tst_qinputmethod.cpp
@@ -113,7 +113,6 @@ private slots:
     void isVisible();
     void animating();
     void keyboarRectangle();
-    void inputItem();
     void inputItemTransform();
     void cursorRectangle();
     void invokeAction();
@@ -178,20 +177,6 @@ void tst_qinputmethod::keyboarRectangle()
     QCOMPARE(spy.count(), 1);
 }
 
-void tst_qinputmethod::inputItem()
-{
-    QVERIFY(!qApp->inputMethod()->inputItem());
-    QSignalSpy spy(qApp->inputMethod(), SIGNAL(inputItemChanged()));
-
-    qApp->inputMethod()->setInputItem(&m_inputItem);
-
-    QCOMPARE(qApp->inputMethod()->inputItem(), &m_inputItem);
-    QCOMPARE(spy.count(), 1);
-
-    // reset
-    qApp->inputMethod()->setInputItem(0);
-}
-
 void tst_qinputmethod::inputItemTransform()
 {
     QCOMPARE(qApp->inputMethod()->inputItemTransform(), QTransform());
@@ -214,13 +199,18 @@ void tst_qinputmethod::cursorRectangle()
 {
     QCOMPARE(qApp->inputMethod()->cursorRectangle(), QRectF());
 
+    DummyWindow window;
+    window.show();
+    QVERIFY(QTest::qWaitForWindowExposed(&window));
+    window.requestActivateWindow();
+    QTRY_COMPARE(qApp->focusWindow(), &window);
+    window.setFocusObject(&m_inputItem);
+
     QTransform transform;
     transform.translate(10, 10);
     transform.scale(2, 2);
     transform.shear(2, 2);
     qApp->inputMethod()->setInputItemTransform(transform);
-    qApp->inputMethod()->setInputItem(&m_inputItem);
-
     QCOMPARE(qApp->inputMethod()->cursorRectangle(), transform.mapRect(QRectF(1, 2, 3, 4)));
 
     m_inputItem.cursorRectangle = QRectF(1.5, 2, 1, 8);
@@ -228,7 +218,6 @@ void tst_qinputmethod::cursorRectangle()
 
     // reset
     m_inputItem.cursorRectangle = QRectF(1, 2, 3, 4);
-    qApp->inputMethod()->setInputItem(0);
     qApp->inputMethod()->setInputItemTransform(QTransform());
 }
 
@@ -278,9 +267,6 @@ void tst_qinputmethod::update()
     QCOMPARE(int(m_platformInputContext.m_lastQueries), int(Qt::ImQueryAll));
 
     QCOMPARE(qApp->inputMethod()->keyboardRectangle(), QRectF(10, 20, 30, 40));
-
-    // reset
-    qApp->inputMethod()->setInputItem(0);
 }
 
 void tst_qinputmethod::query()
diff --git a/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp b/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp
index ad6bde7b70..d41bd856a3 100644
--- a/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp
+++ b/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp
@@ -352,7 +352,6 @@ private slots:
     void initialPosForDontShowOnScreenWidgets();
     void updateOnDestroyedSignal();
     void toplevelLineEditFocus();
-    void inputFocus_task257832();
 
     void focusWidget_task254563();
 #ifndef Q_OS_WINCE_WM
@@ -8869,18 +8868,6 @@ void tst_QWidget::rectOutsideCoordinatesLimit_task144779()
 }
 #endif
 
-void tst_QWidget::inputFocus_task257832()
-{
-      QScopedPointer<QLineEdit> widget(new QLineEdit);
-      widget->setFocus();
-      widget->winId();    // make sure, widget has been created
-      widget->show();
-      QTRY_VERIFY(widget->hasFocus());
-      QCOMPARE(qApp->inputMethod()->inputItem(), widget.data());
-      widget->setReadOnly(true);
-      QVERIFY(!qApp->inputMethod()->inputItem());
-}
-
 void tst_QWidget::setGraphicsEffect()
 {
     // Check that we don't have any effect by default.
@@ -9004,19 +8991,7 @@ void tst_QWidget::focusProxyAndInputMethods()
     QVERIFY(QTest::qWaitForWindowActive(toplevel.data()));
     QVERIFY(toplevel->hasFocus());
     QVERIFY(child->hasFocus());
-
-    // verify that toggling input methods on the child widget
-    // correctly propagate to the focus proxy's input method
-    // and that the input method gets the focus proxy passed
-    // as the focus widget instead of the child widget.
-    // otherwise input method queries go to the wrong widget
-    QCOMPARE(qApp->inputMethod()->inputItem(), toplevel.data());
-
-    toplevel->setAttribute(Qt::WA_InputMethodEnabled, false);
-    QVERIFY(!qApp->inputMethod()->inputItem());
-
-    toplevel->setAttribute(Qt::WA_InputMethodEnabled, true);
-    QCOMPARE(qApp->inputMethod()->inputItem(), toplevel.data());
+    QCOMPARE(qApp->focusObject(), toplevel.data());
 }
 
 #ifdef QT_BUILD_INTERNAL