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      1 /*
      2  * Copyright (C) 2014 Google Inc. All Rights Reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  *
     25  */
     26 
     27 #include "config.h"
     28 #include "core/events/NodeEventContext.h"
     29 
     30 #include "core/dom/TouchList.h"
     31 #include "core/events/Event.h"
     32 #include "core/events/FocusEvent.h"
     33 #include "core/events/MouseEvent.h"
     34 #include "core/events/TouchEventContext.h"
     35 
     36 namespace blink {
     37 
     38 DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(NodeEventContext)
     39 
     40 NodeEventContext::NodeEventContext(PassRefPtrWillBeRawPtr<Node> node, PassRefPtrWillBeRawPtr<EventTarget> currentTarget)
     41     : m_node(node)
     42     , m_currentTarget(currentTarget)
     43 {
     44     ASSERT(m_node);
     45 }
     46 
     47 void NodeEventContext::trace(Visitor* visitor)
     48 {
     49     visitor->trace(m_node);
     50     visitor->trace(m_currentTarget);
     51     visitor->trace(m_treeScopeEventContext);
     52 }
     53 
     54 void NodeEventContext::handleLocalEvents(Event* event) const
     55 {
     56     if (touchEventContext()) {
     57         touchEventContext()->handleLocalEvents(event);
     58     } else if (relatedTarget()) {
     59         if (event->isMouseEvent()) {
     60             toMouseEvent(event)->setRelatedTarget(relatedTarget());
     61         } else if (event->isFocusEvent()) {
     62             toFocusEvent(event)->setRelatedTarget(relatedTarget());
     63         }
     64     }
     65     event->setTarget(target());
     66     event->setCurrentTarget(m_currentTarget.get());
     67     m_node->handleLocalEvents(event);
     68 }
     69 
     70 }
     71