Fix invocations of static methods of QGuiApplication/QApplication.

Change-Id: I99ba58763f6063fa2a6f511adbea0163cce7ea32
Reviewed-by: Konstantin Ritt <ritt.ks@gmail.com>
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>

src/gui/kernel/qplatforminputcontext.cpp

@@ -163,7 +163,7 @@ QRectF QPlatformInputContext::keyboardRect() const
  */
 void QPlatformInputContext::emitKeyboardRectChanged()
 {
-    emit qApp->inputMethod()->keyboardRectangleChanged();
+    emit QGuiApplication::inputMethod()->keyboardRectangleChanged();
 }
 
 /*!
@@ -182,7 +182,7 @@ bool QPlatformInputContext::isAnimating() const
  */
 void QPlatformInputContext::emitAnimatingChanged()
 {
-    emit qApp->inputMethod()->animatingChanged();
+    emit QGuiApplication::inputMethod()->animatingChanged();
 }
 
 /*!
@@ -214,7 +214,7 @@ bool QPlatformInputContext::isInputPanelVisible() const
  */
 void QPlatformInputContext::emitInputPanelVisibleChanged()
 {
-    emit qApp->inputMethod()->visibleChanged();
+    emit QGuiApplication::inputMethod()->visibleChanged();
 }
 
 QLocale QPlatformInputContext::locale() const
@@ -224,7 +224,7 @@ QLocale QPlatformInputContext::locale() const
 
 void QPlatformInputContext::emitLocaleChanged()
 {
-    emit qApp->inputMethod()->localeChanged();
+    emit QGuiApplication::inputMethod()->localeChanged();
 }
 
 Qt::LayoutDirection QPlatformInputContext::inputDirection() const
@@ -234,7 +234,7 @@ Qt::LayoutDirection QPlatformInputContext::inputDirection() const
 
 void QPlatformInputContext::emitInputDirectionChanged(Qt::LayoutDirection newDirection)
 {
-    emit qApp->inputMethod()->inputDirectionChanged(newDirection);
+    emit QGuiApplication::inputMethod()->inputDirectionChanged(newDirection);
 }
 
 /*!

src/gui/kernel/qsimpledrag.cpp

@@ -255,18 +255,18 @@ void QBasicDrag::updateCursor(Qt::DropAction action)
         }
     }
 
-    QCursor *cursor = qApp->overrideCursor();
+    QCursor *cursor = QGuiApplication::overrideCursor();
     QPixmap pixmap = m_drag->dragCursor(action);
     if (!cursor) {
-        qApp->changeOverrideCursor((pixmap.isNull()) ? QCursor(cursorShape) : QCursor(pixmap));
+        QGuiApplication::changeOverrideCursor((pixmap.isNull()) ? QCursor(cursorShape) : QCursor(pixmap));
     } else {
         if (!pixmap.isNull()) {
             if ((cursor->pixmap().cacheKey() != pixmap.cacheKey())) {
-                qApp->changeOverrideCursor(QCursor(pixmap));
+                QGuiApplication::changeOverrideCursor(QCursor(pixmap));
             }
         } else {
             if (cursorShape != cursor->shape()) {
-                qApp->changeOverrideCursor(QCursor(cursorShape));
+                QGuiApplication::changeOverrideCursor(QCursor(cursorShape));
             }
         }
     }

src/gui/text/qtextengine.cpp

@@ -1707,7 +1707,7 @@ bool QTextEngine::isRightToLeft() const
         itemize();
     // this places the cursor in the right position depending on the keyboard layout
     if (layoutData->string.isEmpty())
-        return qApp ? qApp->inputMethod()->inputDirection() == Qt::RightToLeft : false;
+        return QGuiApplication::inputMethod()->inputDirection() == Qt::RightToLeft;
     return layoutData->string.isRightToLeft();
 }
 

src/plugins/platforms/windows/qwindowsinputcontext.cpp

@@ -361,7 +361,7 @@ bool QWindowsInputContext::startComposition(HWND hwnd)
     if (!fo)
         return false;
     // This should always match the object.
-    QWindow *window = qApp->focusWindow();
+    QWindow *window = QGuiApplication::focusWindow();
     if (!window)
         return false;
     qCDebug(lcQpaInputMethods) << __FUNCTION__ << fo << window;
@@ -561,7 +561,7 @@ bool QWindowsInputContext::handleIME_Request(WPARAM wParam,
 
 int QWindowsInputContext::reconvertString(RECONVERTSTRING *reconv)
 {
-    QObject *fo = qApp->focusObject();
+    QObject *fo = QGuiApplication::focusObject();
     if (!fo)
         return false;
 

src/widgets/graphicsview/qgraphicsitem.cpp

@@ -7390,7 +7390,7 @@ void QGraphicsItem::setInputMethodHints(Qt::InputMethodHints hints)
     QWidget *fw = QApplication::focusWidget();
     if (!fw)
         return;
-    qApp->inputMethod()->update(Qt::ImHints);
+    QGuiApplication::inputMethod()->update(Qt::ImHints);
 }
 
 /*!
@@ -7408,7 +7408,7 @@ void QGraphicsItem::updateMicroFocus()
             for (int i = 0 ; i < scene()->views().count() ; ++i) {
                 if (scene()->views().at(i) == fw) {
                     if (qApp)
-                        qApp->inputMethod()->update(Qt::ImQueryAll);
+                        QGuiApplication::inputMethod()->update(Qt::ImQueryAll);
                     break;
                 }
             }
@@ -10141,9 +10141,9 @@ bool QGraphicsTextItem::sceneEvent(QEvent *event)
         // Reset the focus widget's input context, regardless
         // of how this item gained or lost focus.
         if (event->type() == QEvent::FocusIn || event->type() == QEvent::FocusOut) {
-            qApp->inputMethod()->reset();
+            QGuiApplication::inputMethod()->reset();
         } else {
-            qApp->inputMethod()->update(Qt::ImQueryInput);
+            QGuiApplication::inputMethod()->update(Qt::ImQueryInput);
         }
         break;
     case QEvent::ShortcutOverride:

src/widgets/graphicsview/qgraphicsscene.cpp

@@ -847,7 +847,7 @@ void QGraphicsScenePrivate::setFocusItemHelper(QGraphicsItem *item,
             // the views, but if we are changing focus, we have to
             // do it ourselves.
             if (qApp)
-                qApp->inputMethod()->commit();
+                QGuiApplication::inputMethod()->commit();
         }
 #endif //QT_NO_IM
 

src/widgets/kernel/qapplication.cpp

@@ -2151,7 +2151,7 @@ void QApplication::setActiveWindow(QWidget* act)
 
     if (QApplicationPrivate::focus_widget) {
         if (QApplicationPrivate::focus_widget->testAttribute(Qt::WA_InputMethodEnabled))
-            qApp->inputMethod()->commit();
+            QGuiApplication::inputMethod()->commit();
 
         QFocusEvent focusAboutToChange(QEvent::FocusAboutToChange, Qt::ActiveWindowFocusReason);
         QApplication::sendEvent(QApplicationPrivate::focus_widget, &focusAboutToChange);

src/widgets/kernel/qapplication.h

@@ -165,9 +165,9 @@ public:
 
 #if QT_DEPRECATED_SINCE(5, 0)
     QT_DEPRECATED static QLocale keyboardInputLocale()
-    { return qApp ? qApp->inputMethod()->locale() : QLocale::c(); }
+    { return qApp ? QGuiApplication::inputMethod()->locale() : QLocale::c(); }
     QT_DEPRECATED static Qt::LayoutDirection keyboardInputDirection()
-    { return qApp ? qApp->inputMethod()->inputDirection() : Qt::LeftToRight; }
+    { return qApp ? QGuiApplication::inputMethod()->inputDirection() : Qt::LeftToRight; }
 #endif
 
     static int exec();

src/widgets/kernel/qgesturemanager.cpp

@@ -618,7 +618,7 @@ void QGestureManager::deliverEvents(const QSet<QGesture *> &gestures,
             if (gesture->hasHotSpot()) {
                 // guess the target widget using the hotspot of the gesture
                 QPoint pt = gesture->hotSpot().toPoint();
-                if (QWidget *topLevel = qApp->topLevelAt(pt)) {
+                if (QWidget *topLevel = QApplication::topLevelAt(pt)) {
                     QWidget *child = topLevel->childAt(topLevel->mapFromGlobal(pt));
                     target = child ? child : topLevel;
                 }

src/widgets/kernel/qwidget.cpp

@@ -359,12 +359,12 @@ void QWidgetPrivate::setWSGeometry()
 void QWidgetPrivate::updateWidgetTransform(QEvent *event)
 {
     Q_Q(QWidget);
-    if (q == qGuiApp->focusObject() || event->type() == QEvent::FocusIn) {
+    if (q == QGuiApplication::focusObject() || event->type() == QEvent::FocusIn) {
         QTransform t;
         QPoint p = q->mapTo(q->topLevelWidget(), QPoint(0,0));
         t.translate(p.x(), p.y());
-        qApp->inputMethod()->setInputItemTransform(t);
-        qApp->inputMethod()->setInputItemRectangle(q->rect());
+        QGuiApplication::inputMethod()->setInputItemTransform(t);
+        QGuiApplication::inputMethod()->setInputItemRectangle(q->rect());
     }
 }
 
@@ -3401,10 +3401,10 @@ void QWidgetPrivate::setEnabled_helper(bool enable)
 
         if (enable) {
             if (focusWidget->testAttribute(Qt::WA_InputMethodEnabled))
-                qApp->inputMethod()->update(Qt::ImEnabled);
+                QGuiApplication::inputMethod()->update(Qt::ImEnabled);
         } else {
-            qApp->inputMethod()->commit();
-            qApp->inputMethod()->update(Qt::ImEnabled);
+            QGuiApplication::inputMethod()->commit();
+            QGuiApplication::inputMethod()->update(Qt::ImEnabled);
         }
     }
 #endif //QT_NO_IM
@@ -6427,7 +6427,7 @@ void QWidget::setFocus(Qt::FocusReason reason)
         if (prev) {
             if (reason != Qt::PopupFocusReason && reason != Qt::MenuBarFocusReason
                 && prev->testAttribute(Qt::WA_InputMethodEnabled)) {
-                qApp->inputMethod()->commit();
+                QGuiApplication::inputMethod()->commit();
             }
 
             if (reason != Qt::NoFocusReason) {
@@ -6550,7 +6550,7 @@ void QWidget::clearFocus()
 {
     if (hasFocus()) {
         if (testAttribute(Qt::WA_InputMethodEnabled))
-            qApp->inputMethod()->commit();
+            QGuiApplication::inputMethod()->commit();
 
         QFocusEvent focusAboutToChange(QEvent::FocusAboutToChange);
         QApplication::sendEvent(this, &focusAboutToChange);
@@ -9429,7 +9429,7 @@ void QWidget::focusOutEvent(QFocusEvent *)
 #ifndef Q_OS_IOS
     // FIXME: revisit autoSIP logic, QTBUG-42906
     if (qApp->autoSipEnabled() && testAttribute(Qt::WA_InputMethodEnabled))
-        qApp->inputMethod()->hide();
+        QGuiApplication::inputMethod()->hide();
 #endif
 }
 
@@ -9718,8 +9718,8 @@ void QWidget::setInputMethodHints(Qt::InputMethodHints hints)
     if (d->imHints == hints)
         return;
     d->imHints = hints;
-    if (this == qApp->focusObject())
-        qApp->inputMethod()->update(Qt::ImHints);
+    if (this == QGuiApplication::focusObject())
+        QGuiApplication::inputMethod()->update(Qt::ImHints);
 #endif //QT_NO_IM
 }
 
@@ -11061,18 +11061,18 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on)
             d->createTLSysExtra();
 #ifndef QT_NO_IM
         QWidget *focusWidget = d->effectiveFocusWidget();
-        if (on && !internalWinId() && this == qApp->focusObject()
+        if (on && !internalWinId() && this == QGuiApplication::focusObject()
             && focusWidget->testAttribute(Qt::WA_InputMethodEnabled)) {
-            qApp->inputMethod()->commit();
-            qApp->inputMethod()->update(Qt::ImEnabled);
+            QGuiApplication::inputMethod()->commit();
+            QGuiApplication::inputMethod()->update(Qt::ImEnabled);
         }
         if (!qApp->testAttribute(Qt::AA_DontCreateNativeWidgetSiblings) && parentWidget())
             parentWidget()->d_func()->enforceNativeChildren();
         if (on && !internalWinId() && testAttribute(Qt::WA_WState_Created))
             d->createWinId();
-        if (isEnabled() && focusWidget->isEnabled() && this == qApp->focusObject()
+        if (isEnabled() && focusWidget->isEnabled() && this == QGuiApplication::focusObject()
             && focusWidget->testAttribute(Qt::WA_InputMethodEnabled)) {
-            qApp->inputMethod()->update(Qt::ImEnabled);
+            QGuiApplication::inputMethod()->update(Qt::ImEnabled);
         }
 #endif //QT_NO_IM
         break;
@@ -11105,10 +11105,10 @@ void QWidget::setAttribute(Qt::WidgetAttribute attribute, bool on)
         break;
     case Qt::WA_InputMethodEnabled: {
 #ifndef QT_NO_IM
-        if (qApp->focusObject() == this) {
+        if (QGuiApplication::focusObject() == this) {
             if (!on)
-                qApp->inputMethod()->commit();
-            qApp->inputMethod()->update(Qt::ImEnabled);
+                QGuiApplication::inputMethod()->commit();
+            QGuiApplication::inputMethod()->update(Qt::ImEnabled);
         }
 #endif //QT_NO_IM
         break;
@@ -11596,8 +11596,8 @@ void QWidget::setShortcutAutoRepeat(int id, bool enable)
 void QWidget::updateMicroFocus()
 {
     // updating everything since this is currently called for any kind of state change
-    if (this == qApp->focusObject())
-        qApp->inputMethod()->update(Qt::ImQueryAll);
+    if (this == QGuiApplication::focusObject())
+        QGuiApplication::inputMethod()->update(Qt::ImQueryAll);
 }
 
 /*!

src/widgets/kernel/qwidget_p.h

@@ -598,7 +598,7 @@ public:
             QStyle::RequestSoftwareInputPanel behavior = QStyle::RequestSoftwareInputPanel(
                     q->style()->styleHint(QStyle::SH_RequestSoftwareInputPanel));
             if (!clickCausedFocus || behavior == QStyle::RSIP_OnMouseClick) {
-                qApp->inputMethod()->show();
+                QGuiApplication::inputMethod()->show();
             }
         }
     }

src/widgets/kernel/qwidgetwindow.cpp

@@ -191,7 +191,7 @@ bool QWidgetWindow::event(QEvent *event)
     case QEvent::FocusAboutToChange:
         if (QApplicationPrivate::focus_widget) {
             if (QApplicationPrivate::focus_widget->testAttribute(Qt::WA_InputMethodEnabled))
-                qApp->inputMethod()->commit();
+                QGuiApplication::inputMethod()->commit();
 
             QGuiApplication::sendSpontaneousEvent(QApplicationPrivate::focus_widget, event);
         }

src/widgets/widgets/qcombobox.cpp

@@ -2646,7 +2646,7 @@ void QComboBox::showPopup()
     }
 
     if (qApp) {
-        qApp->inputMethod()->reset();
+        QGuiApplication::inputMethod()->reset();
     }
 
     QScrollBar *sb = view()->horizontalScrollBar();

src/widgets/widgets/qlineedit_p.cpp

@@ -250,7 +250,7 @@ void QLineEditPrivate::resetInputMethod()
 {
     Q_Q(QLineEdit);
     if (q->hasFocus() && qApp) {
-        qApp->inputMethod()->reset();
+        QGuiApplication::inputMethod()->reset();
     }
 }
 
@@ -270,7 +270,7 @@ bool QLineEditPrivate::sendMouseEventToInputContext( QMouseEvent *e )
 
         if (mousePos >= 0) {
             if (e->type() == QEvent::MouseButtonRelease)
-                qApp->inputMethod()->invokeAction(QInputMethod::Click, mousePos);
+                QGuiApplication::inputMethod()->invokeAction(QInputMethod::Click, mousePos);
 
             return true;
         }

src/widgets/widgets/qwidgetlinecontrol.cpp

@@ -183,7 +183,7 @@ void QWidgetLineControl::commitPreedit()
     if (!composeMode())
         return;
 
-    qApp->inputMethod()->commit();
+    QGuiApplication::inputMethod()->commit();
     if (!composeMode())
         return;
 

src/widgets/widgets/qwidgetlinecontrol_p.h

@@ -230,7 +230,7 @@ public:
     {
 #ifndef QT_NO_IM
         if (composeMode())
-            qApp->inputMethod()->reset();
+            QGuiApplication::inputMethod()->reset();
 #endif
         internalSetText(txt, -1, false);
     }
@@ -328,7 +328,7 @@ public:
     Qt::LayoutDirection layoutDirection() const {
         if (m_layoutDirection == Qt::LayoutDirectionAuto) {
             if (m_text.isEmpty())
-                return qApp->inputMethod()->inputDirection();
+                return QGuiApplication::inputMethod()->inputDirection();
             return m_text.isRightToLeft() ? Qt::RightToLeft : Qt::LeftToRight;
         }
         return m_layoutDirection;

src/widgets/widgets/qwidgettextcontrol.cpp

@@ -1739,7 +1739,7 @@ void QWidgetTextControlPrivate::mouseMoveEvent(QEvent *e, Qt::MouseButton button
             _q_updateCurrentCharFormatAndSelection();
 #ifndef QT_NO_IM
             if (contextWidget)
-                qApp->inputMethod()->update(Qt::ImQueryInput);
+                QGuiApplication::inputMethod()->update(Qt::ImQueryInput);
 #endif //QT_NO_IM
         } else {
             //emit q->visibilityRequest(QRectF(mousePos, QSizeF(1, 1)));
@@ -1887,7 +1887,7 @@ bool QWidgetTextControlPrivate::sendMouseEventToInputContext(
 
         if (cursorPos >= 0) {
             if (eventType == QEvent::MouseButtonRelease)
-                qApp->inputMethod()->invokeAction(QInputMethod::Click, cursorPos);
+                QGuiApplication::inputMethod()->invokeAction(QInputMethod::Click, cursorPos);
 
             e->setAccepted(true);
             return true;
@@ -2867,7 +2867,7 @@ void QWidgetTextControlPrivate::commitPreedit()
     if (!isPreediting())
         return;
 
-    qApp->inputMethod()->commit();
+    QGuiApplication::inputMethod()->commit();
 
     if (!isPreediting())
         return;