void EventTargetNode::dispatchWheelEvent(PlatformWheelEvent& e)
{
    ASSERT(!eventDispatchForbidden());
    if (e.deltaX() == 0 && e.deltaY() == 0)
        return;
    
    FrameView* view = document()->view();
    if (!view)
        return;
    
    IntPoint pos = view->windowToContents(e.pos());
    
    // Convert the deltas from pixels to lines if we have a pixel scroll event.
    float deltaX = e.deltaX();
    float deltaY = e.deltaY();
    
    // FIXME: Should we do anything with a ScrollByPageWheelEvent here?
    // It will be treated like a line scroll of 1 right now.
    if (e.granularity() == ScrollByPixelWheelEvent) {
        deltaX /= cMouseWheelPixelsPerLineStep;
        deltaY /= cMouseWheelPixelsPerLineStep;
    }

    RefPtr<WheelEvent> we = WheelEvent::create(e.deltaX(), e.deltaY(),
        document()->defaultView(), e.globalX(), e.globalY(), pos.x(), pos.y(),
        e.ctrlKey(), e.altKey(), e.shiftKey(), e.metaKey());
    ExceptionCode ec = 0;
    if (!dispatchEvent(we.release(), ec))
        e.accept();
}
コード例 #2
0
ファイル: WheelEvent.cpp プロジェクト: halton/blink-crosswalk
WheelEventDispatchMediator::WheelEventDispatchMediator(const PlatformWheelEvent& event, PassRefPtr<AbstractView> view)
{
    if (!(event.deltaX() || event.deltaY()))
        return;

    setEvent(WheelEvent::create(FloatPoint(event.wheelTicksX(), event.wheelTicksY()), FloatPoint(event.deltaX(), event.deltaY()),
        deltaMode(event), view, event.globalPosition(), event.position(),
        event.ctrlKey(), event.altKey(), event.shiftKey(), event.metaKey(), event.directionInvertedFromDevice()));
}
コード例 #3
0
PassRefPtrWillBeRawPtr<WheelEvent> WheelEvent::create(const PlatformWheelEvent& event, PassRefPtrWillBeRawPtr<AbstractView> view)
{
    return adoptRefWillBeNoop(new WheelEvent(FloatPoint(event.wheelTicksX(), event.wheelTicksY()), FloatPoint(event.deltaX(), event.deltaY()),
        convertDeltaMode(event), view, event.globalPosition(), event.position(),
        event.ctrlKey(), event.altKey(), event.shiftKey(), event.metaKey(),
        MouseEvent::platformModifiersToButtons(event.modifiers()),
        event.canScroll(), event.hasPreciseScrollingDeltas(),
        static_cast<Event::RailsMode>(event.railsMode())));
}
コード例 #4
0
ファイル: WheelEvent.cpp プロジェクト: 1833183060/wke
WheelEventDispatchMediator::WheelEventDispatchMediator(const PlatformWheelEvent& event, PassRefPtr<AbstractView> view)
{
    if (!(event.deltaX() || event.deltaY()))
        return;

    setEvent(WheelEvent::create(FloatPoint(event.wheelTicksX(), event.wheelTicksY()), FloatPoint(event.deltaX(), event.deltaY()),
                                granularity(event), view, IntPoint(event.globalX(), event.globalY()), IntPoint(event.x(), event.y()),
                                event.ctrlKey(), event.altKey(), event.shiftKey(), event.metaKey(), event.webkitDirectionInvertedFromDevice()));
}
コード例 #5
0
WheelEvent::WheelEvent(const PlatformWheelEvent& event, DOMWindow* view)
    : MouseEvent(eventNames().wheelEvent, true, true, event.timestamp(), view, 0, event.globalPosition(), event.position()
#if ENABLE(POINTER_LOCK)
        , { }
#endif
        , event.ctrlKey(), event.altKey(), event.shiftKey(), event.metaKey(), 0, 0, 0, 0, 0, false)
    , m_wheelDelta(event.wheelTicksX() * TickMultiplier, event.wheelTicksY() * TickMultiplier)
    , m_deltaX(-event.deltaX())
    , m_deltaY(-event.deltaY())
    , m_deltaMode(determineDeltaMode(event))
    , m_wheelEvent(event)
    , m_initializedWithPlatformWheelEvent(true)
{
}
コード例 #6
0
void EventDispatcher::dispatchWheelEvent(Node* node, PlatformWheelEvent& event)
{
    ASSERT(!eventDispatchForbidden());
    if (!(event.deltaX() || event.deltaY()))
        return;

    EventDispatcher dispatcher(node);

    RefPtr<WheelEvent> wheelEvent = WheelEvent::create(event.wheelTicksX(), event.wheelTicksY(), event.deltaX(), event.deltaY(), granularity(event),
        node->document()->defaultView(), event.globalX(), event.globalY(), event.x(), event.y(),
        event.ctrlKey(), event.altKey(), event.shiftKey(), event.metaKey());

    if (!dispatcher.dispatchEvent(wheelEvent) || wheelEvent->defaultHandled())
        event.accept();

}
コード例 #7
0
ファイル: EventTargetNode.cpp プロジェクト: Chingliu/EAWebkit
void EventTargetNode::dispatchWheelEvent(PlatformWheelEvent& e)
{
    ASSERT(!eventDispatchForbidden());
    if (e.deltaX() == 0 && e.deltaY() == 0)
        return;
    
    FrameView* view = document()->view();
    if (!view)
        return;
    
    IntPoint pos = view->windowToContents(e.pos());
    
    RefPtr<WheelEvent> we = WheelEvent::create(e.deltaX(), e.deltaY(),
        document()->defaultView(), e.globalX(), e.globalY(), pos.x(), pos.y(),
        e.ctrlKey(), e.altKey(), e.shiftKey(), e.metaKey());
    ExceptionCode ec = 0;
    if (!dispatchEvent(we.release(), ec, true))
        e.accept();
}
コード例 #8
0
ファイル: EventTargetNode.cpp プロジェクト: oroisec/ios
void EventTargetNode::dispatchWheelEvent(PlatformWheelEvent& e)
{
    assert(!eventDispatchForbidden());
    if (e.delta() == 0)
        return;
    
    FrameView* view = document()->view();
    if (!view)
        return;
    
    IntPoint pos = view->viewportToContents(e.pos());
    
    RefPtr<WheelEvent> we = new WheelEvent(e.isHorizontal(), e.delta(),
                                           document()->defaultView(), e.globalX(), e.globalY(), pos.x(), pos.y(),
                                           e.ctrlKey(), e.altKey(), e.shiftKey(), e.metaKey());
    ExceptionCode ec = 0;
    if (!dispatchEvent(we, ec, true))
        e.accept();
}