1/*
2 * Copyright (C) 2010 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 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 *     its contributors may be used to endorse or promote products derived
15 *     from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include "config.h"
30#include "modules/indexeddb/IDBEventDispatcher.h"
31
32#include "modules/EventModules.h"
33#include "modules/EventTargetModules.h"
34
35namespace blink {
36
37bool IDBEventDispatcher::dispatch(Event* event, WillBeHeapVector<RefPtrWillBeMember<EventTarget> >& eventTargets)
38{
39    size_t size = eventTargets.size();
40    ASSERT(size);
41
42    event->setEventPhase(Event::CAPTURING_PHASE);
43    for (size_t i = size - 1; i; --i) { // Don't do the first element.
44        event->setCurrentTarget(eventTargets[i].get());
45        eventTargets[i]->fireEventListeners(event);
46        if (event->propagationStopped())
47            goto doneDispatching;
48    }
49
50    event->setEventPhase(Event::AT_TARGET);
51    event->setCurrentTarget(eventTargets[0].get());
52    eventTargets[0]->fireEventListeners(event);
53    if (event->propagationStopped() || !event->bubbles() || event->cancelBubble())
54        goto doneDispatching;
55
56    event->setEventPhase(Event::BUBBLING_PHASE);
57    for (size_t i = 1; i < size; ++i) { // Don't do the first element.
58        event->setCurrentTarget(eventTargets[i].get());
59        eventTargets[i]->fireEventListeners(event);
60        if (event->propagationStopped() || event->cancelBubble())
61            goto doneDispatching;
62    }
63
64doneDispatching:
65    event->setCurrentTarget(0);
66    event->setEventPhase(0);
67    return !event->defaultPrevented();
68}
69
70} // namespace blink
71