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LibWeb: Add Comment and DocumentFragment bindings, move querySelector...

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...{All} to ParentNode. Exposes createDocumentFragment and
createComment on Document. Stubs out the document.body setter. 

Also adds ParentNode back :^).
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Luke 2020-08-17 19:14:30 +01:00 • committed by Andreas Kling
parent 7b755e6a58
commit 8b807e65d7
17 changed files with 223 additions and 54 deletions
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80
Libraries/LibWeb/DOM/ParentNode.cpp Normal file
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/*
* Copyright (c) 2018-2020, 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/CSS/Parser/CSSParser.h>
#include <LibWeb/CSS/SelectorEngine.h>
#include <LibWeb/DOM/ParentNode.h>
#include <LibWeb/Dump.h>
namespace Web::DOM {
void ParentNode::remove_all_children()
{
while (RefPtr<Node> child = first_child()) {
remove_child(*child);
}
}
RefPtr<Element> ParentNode::query_selector(const StringView& selector_text)
{
auto selector = parse_selector(CSS::ParsingContext(*this), selector_text);
if (!selector.has_value())
return {};
dump_selector(selector.value());
RefPtr<Element> result;
for_each_in_subtree_of_type<Element>([&](auto& element) {
if (SelectorEngine::matches(selector.value(), element)) {
result = element;
return IterationDecision::Break;
}
return IterationDecision::Continue;
});
return result;
}
NonnullRefPtrVector<Element> ParentNode::query_selector_all(const StringView& selector_text)
{
auto selector = parse_selector(CSS::ParsingContext(*this), selector_text);
if (!selector.has_value())
return {};
dump_selector(selector.value());
NonnullRefPtrVector<Element> elements;
for_each_in_subtree_of_type<Element>([&](auto& element) {
if (SelectorEngine::matches(selector.value(), element)) {
elements.append(element);
}
return IterationDecision::Continue;
});
return elements;
}
}