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* Copyright (C) 2011 Google Inc. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "FrameActionScheduler.h"
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#include <wtf/Vector.h>
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class EventFrameAction : public FrameAction {
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EventFrameAction(PassRefPtr<Event> event, PassRefPtr<Node> target)
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, m_eventTarget(target)
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// Only dispatch events to nodes that are in the document
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if (m_eventTarget->inDocument())
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m_eventTarget->dispatchEvent(m_event, ec);
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RefPtr<Event> m_event;
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RefPtr<Node> m_eventTarget;
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FrameActionScheduler::FrameActionScheduler()
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FrameActionScheduler::~FrameActionScheduler()
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bool FrameActionScheduler::isEmpty() const
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return m_scheduledActions.isEmpty();
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void FrameActionScheduler::clear()
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m_scheduledActions.clear();
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void FrameActionScheduler::pause()
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ASSERT(isEmpty() || m_enqueueActions);
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void FrameActionScheduler::resume()
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if (!m_enqueueActions)
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ASSERT(isEmpty() || m_enqueueActions);
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void FrameActionScheduler::dispatch()
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Vector< OwnPtr<FrameAction> > snapshot;
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m_scheduledActions.swap(snapshot);
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for (Vector< OwnPtr<FrameAction> >::iterator i = snapshot.begin(); i != snapshot.end(); ++i)
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void FrameActionScheduler::scheduleAction(PassOwnPtr<FrameAction> action)
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m_scheduledActions.append(action);
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void FrameActionScheduler::scheduleEvent(PassRefPtr<Event> event, PassRefPtr<Node> eventTarget)
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scheduleAction(adoptPtr(new EventFrameAction(event, eventTarget)));
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} // namespace WebCore