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/*
* Copyright (C) 2025 Igalia S.L. 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 "CloseWatcherManager.h"
#include "Event.h"
#include "EventNames.h"
#include "KeyboardEvent.h"
namespace WebCore {
CloseWatcherManager::CloseWatcherManager() = default;
void CloseWatcherManager::add(Ref<CloseWatcher> watcher)
{
if (m_groups.size() < m_allowedNumberOfGroups) {
Vector<Ref<CloseWatcher>> newGroup;
newGroup.append(watcher);
m_groups.append(newGroup);
} else {
ASSERT(!m_groups.isEmpty());
m_groups.last().append(watcher);
}
m_nextUserInteractionAllowsNewGroup = true;
}
void CloseWatcherManager::remove(CloseWatcher& watcher)
{
for (auto& group : m_groups) {
group.removeFirstMatching([&watcher] (const Ref<CloseWatcher>& current) {
return current.ptr() == &watcher;
});
if (group.isEmpty())
m_groups.removeFirst(group);
}
}
void CloseWatcherManager::notifyAboutUserActivation()
{
if (m_nextUserInteractionAllowsNewGroup)
m_allowedNumberOfGroups++;
m_nextUserInteractionAllowsNewGroup = false;
}
bool CloseWatcherManager::canPreventClose()
{
return m_groups.size() < m_allowedNumberOfGroups;
}
void CloseWatcherManager::escapeKeyHandler(KeyboardEvent& event)
{
if (!m_groups.isEmpty() && !event.defaultHandled() && event.isTrusted() && event.key() == "Escape"_s) {
auto& group = m_groups.last();
Vector<Ref<CloseWatcher>> groupCopy(group);
for (Ref watcher : makeReversedRange(groupCopy)) {
if (!watcher->requestToClose())
break;
}
}
if (m_allowedNumberOfGroups > 1)
m_allowedNumberOfGroups--;
}
} // namespace WebCore
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