293     q->setFocusPolicy(Qt::WheelFocus);

   293     q->setFocusPolicy(Qt::WheelFocus);

   294     q->setFrameStyle(QFrame::StyledPanel | QFrame::Sunken);

   294     q->setFrameStyle(QFrame::StyledPanel | QFrame::Sunken);

   295     q->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);

   295     q->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);

   296     layoutChildren();

   296     layoutChildren();

   297 #ifndef Q_WS_MAC

   297 #ifndef Q_WS_MAC

   298     viewport->grabGesture(Qt::PanGesture);

   299     viewport->grabGesture(Qt::PanGesture);

   299 #endif

   301 #endif

   300 }

   302 }

   301 

   303 

   302 #ifdef Q_WS_WIN

   304 #ifdef Q_WS_WIN

   303 void QAbstractScrollAreaPrivate::setSingleFingerPanEnabled(bool on)

   305 void QAbstractScrollAreaPrivate::setSingleFingerPanEnabled(bool on)

   544         d->viewport = widget;

   546         d->viewport = widget;

   545         d->viewport->setParent(this);

   547         d->viewport->setParent(this);

   546         d->viewport->setFocusProxy(this);

   548         d->viewport->setFocusProxy(this);

   547         d->viewport->installEventFilter(d->viewportFilter.data());

   549         d->viewport->installEventFilter(d->viewportFilter.data());

   548 #ifndef Q_WS_MAC

   550 #ifndef Q_WS_MAC

   549         d->viewport->grabGesture(Qt::PanGesture);

   552         d->viewport->grabGesture(Qt::PanGesture);

   550 #endif

   554 #endif

   551         d->layoutChildren();

   555         d->layoutChildren();

   552         if (isVisible())

   556         if (isVisible())

   553             d->viewport->show();

   557             d->viewport->show();

   554         QMetaObject::invokeMethod(this, "setupViewport", Q_ARG(QWidget *, widget));

   558         QMetaObject::invokeMethod(this, "setupViewport", Q_ARG(QWidget *, widget));

   958         // ignore touch events in case they have been propagated from the viewport

   962         // ignore touch events in case they have been propagated from the viewport

   959     case QEvent::TouchBegin:

   963     case QEvent::TouchBegin:

   960     case QEvent::TouchUpdate:

   964     case QEvent::TouchUpdate:

   961     case QEvent::TouchEnd:

   965     case QEvent::TouchEnd:

   962         return false;

   966         return false;

   963     case QEvent::Gesture:

   968     case QEvent::Gesture:

   964     {

   969     {

   965         QGestureEvent *ge = static_cast<QGestureEvent *>(e);

   970         QGestureEvent *ge = static_cast<QGestureEvent *>(e);

   966         QPanGesture *g = static_cast<QPanGesture *>(ge->gesture(Qt::PanGesture));

   971         QPanGesture *g = static_cast<QPanGesture *>(ge->gesture(Qt::PanGesture));

   967         if (g) {

   972         if (g) {

   978             }

   983             }

   979             return true;

   984             return true;

   980         }

   985         }

   981         return false;

   986         return false;

   982     }

   987     }

   983     case QEvent::StyleChange:

   989     case QEvent::StyleChange:

   984     case QEvent::LayoutDirectionChange:

   990     case QEvent::LayoutDirectionChange:

   985     case QEvent::ApplicationLayoutDirectionChange:

   991     case QEvent::ApplicationLayoutDirectionChange:

   986     case QEvent::LayoutRequest:

   992     case QEvent::LayoutRequest:

   987         d->layoutChildren();

   993         d->layoutChildren();

  1034     case QEvent::DragMove:

  1040     case QEvent::DragMove:

  1035     case QEvent::DragLeave:

  1041     case QEvent::DragLeave:

  1036 #endif

  1042 #endif

  1037         return QFrame::event(e);

  1043         return QFrame::event(e);

  1038     case QEvent::LayoutRequest:

  1044     case QEvent::LayoutRequest:

  1039     case QEvent::Gesture:

  1046     case QEvent::Gesture:

  1040     case QEvent::GestureOverride:

  1047     case QEvent::GestureOverride:

  1041         return event(e);

  1048         return event(e);

  1042     default:

  1050     default:

  1043         break;

  1051         break;

  1044     }

  1052     }

  1045     return false; // let the viewport widget handle the event

  1053     return false; // let the viewport widget handle the event

  1046 }

  1054 }