ScrollingTreeFrameScrollingNodeRemoteMac.cpp [plain text]
#include "config.h"
#include "ScrollingTreeFrameScrollingNodeRemoteMac.h"
#if ENABLE(ASYNC_SCROLLING) && PLATFORM(MAC)
#include "RemoteScrollingTree.h"
#include "ScrollerPairMac.h"
namespace WebKit {
using namespace WebCore;
ScrollingTreeFrameScrollingNodeRemoteMac::ScrollingTreeFrameScrollingNodeRemoteMac(ScrollingTree& tree, ScrollingNodeType nodeType, ScrollingNodeID nodeID)
: ScrollingTreeFrameScrollingNodeMac(tree, nodeType, nodeID)
, m_scrollerPair(makeUnique<ScrollerPairMac>(*this))
{
}
ScrollingTreeFrameScrollingNodeRemoteMac::~ScrollingTreeFrameScrollingNodeRemoteMac()
{
}
Ref<ScrollingTreeFrameScrollingNodeRemoteMac> ScrollingTreeFrameScrollingNodeRemoteMac::create(ScrollingTree& tree, ScrollingNodeType nodeType, ScrollingNodeID nodeID)
{
return adoptRef(*new ScrollingTreeFrameScrollingNodeRemoteMac(tree, nodeType, nodeID));
}
void ScrollingTreeFrameScrollingNodeRemoteMac::commitStateBeforeChildren(const ScrollingStateNode& stateNode)
{
ScrollingTreeFrameScrollingNodeMac::commitStateBeforeChildren(stateNode);
const auto& scrollingStateNode = downcast<ScrollingStateFrameScrollingNode>(stateNode);
if (scrollingStateNode.hasChangedProperty(ScrollingStateFrameScrollingNode::VerticalScrollbarLayer))
m_scrollerPair->verticalScroller().setHostLayer(static_cast<CALayer*>(scrollingStateNode.verticalScrollbarLayer()));
if (scrollingStateNode.hasChangedProperty(ScrollingStateFrameScrollingNode::HorizontalScrollbarLayer))
m_scrollerPair->horizontalScroller().setHostLayer(static_cast<CALayer*>(scrollingStateNode.horizontalScrollbarLayer()));
m_scrollerPair->updateValues();
}
void ScrollingTreeFrameScrollingNodeRemoteMac::repositionRelatedLayers()
{
ScrollingTreeFrameScrollingNodeMac::repositionRelatedLayers();
if (m_scrollerPair)
m_scrollerPair->updateValues();
}
WheelEventHandlingResult ScrollingTreeFrameScrollingNodeRemoteMac::handleWheelEvent(const PlatformWheelEvent& wheelEvent)
{
ScrollingTreeFrameScrollingNodeMac::handleWheelEvent(wheelEvent);
return WheelEventHandlingResult::result(m_scrollerPair->handleWheelEvent(wheelEvent));
}
bool ScrollingTreeFrameScrollingNodeRemoteMac::handleMouseEvent(const PlatformMouseEvent& mouseEvent)
{
if (!m_scrollerPair)
return false;
return m_scrollerPair->handleMouseEvent(mouseEvent);
}
}
#endif