1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94
|
/*
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "WebAutomationDOMWindowObserver.h"
#include <WebCore/Element.h>
#include <WebCore/LocalFrame.h>
namespace WebKit {
WebAutomationDOMWindowObserver::WebAutomationDOMWindowObserver(WebCore::LocalDOMWindow& window, WTF::Function<void(WebAutomationDOMWindowObserver&)>&& callback)
: m_window(window)
, m_callback(WTFMove(callback))
{
ASSERT(m_window->frame());
m_window->registerObserver(*this);
}
WebAutomationDOMWindowObserver::~WebAutomationDOMWindowObserver()
{
if (m_window)
m_window->unregisterObserver(*this);
}
void WebAutomationDOMWindowObserver::willDestroyGlobalObjectInCachedFrame()
{
Ref<WebAutomationDOMWindowObserver> protectedThis(*this);
if (!m_wasDetached) {
ASSERT(m_window && m_window->frame());
m_callback(*this);
}
ASSERT(m_window);
if (m_window)
m_window->unregisterObserver(*this);
m_window = nullptr;
}
void WebAutomationDOMWindowObserver::willDestroyGlobalObjectInFrame()
{
Ref<WebAutomationDOMWindowObserver> protectedThis(*this);
if (!m_wasDetached) {
ASSERT(m_window && m_window->frame());
m_callback(*this);
}
ASSERT(m_window);
if (m_window)
m_window->unregisterObserver(*this);
m_window = nullptr;
}
void WebAutomationDOMWindowObserver::willDetachGlobalObjectFromFrame()
{
ASSERT(!m_wasDetached);
Ref<WebAutomationDOMWindowObserver> protectedThis(*this);
m_wasDetached = true;
m_callback(*this);
ASSERT(m_window);
if (m_window)
m_window->unregisterObserver(*this);
m_window = nullptr;
}
} // namespace WebKit
|