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Libraries: Move to Userland/Libraries/

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Andreas Kling 2021-01-12 12:17:30 +01:00
parent dc28c07fa5
commit 13d7c09125
Notes: sideshowbarker 2024-07-18 23:53:55 +09:00
1857 changed files with 266 additions and 274 deletions
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84
Libraries/LibWeb/HTML/Parser/ListOfActiveFormattingElements.cpp
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/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT HOLDER OR 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 <LibWeb/DOM/Element.h>
#include <LibWeb/HTML/Parser/ListOfActiveFormattingElements.h>
namespace Web::HTML {
ListOfActiveFormattingElements::~ListOfActiveFormattingElements()
{
}
void ListOfActiveFormattingElements::add(DOM::Element& element)
{
// FIXME: Implement the Noah's Ark clause https://html.spec.whatwg.org/multipage/parsing.html#push-onto-the-list-of-active-formatting-elements
m_entries.append({ element });
}
void ListOfActiveFormattingElements::add_marker()
{
m_entries.append({ nullptr });
}
bool ListOfActiveFormattingElements::contains(const DOM::Element& element) const
{
for (auto& entry : m_entries) {
if (entry.element == &element)
return true;
}
return false;
}
DOM::Element* ListOfActiveFormattingElements::last_element_with_tag_name_before_marker(const FlyString& tag_name)
{
for (ssize_t i = m_entries.size() - 1; i >= 0; --i) {
auto& entry = m_entries[i];
if (entry.is_marker())
return nullptr;
if (entry.element->local_name() == tag_name)
return entry.element;
}
return nullptr;
}
void ListOfActiveFormattingElements::remove(DOM::Element& element)
{
m_entries.remove_first_matching([&](auto& entry) {
return entry.element == &element;
});
}
void ListOfActiveFormattingElements::clear_up_to_the_last_marker()
{
while (!m_entries.is_empty()) {
auto entry = m_entries.take_last();
if (entry.is_marker())
break;
}
}
}