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63b3cfdc73
Instead of every NativeFunction callback having to ask the Interpreter for the current "this" value and then converting it to an Object etc, just pass "this" as an Object* directly.
65 lines
2.3 KiB
C++
65 lines
2.3 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibJS/PrimitiveString.h>
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#include <LibJS/Value.h>
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#include <LibWeb/Bindings/DocumentWrapper.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/Element.h>
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namespace Web {
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namespace Bindings {
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DocumentWrapper::DocumentWrapper(Document& document)
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: NodeWrapper(document)
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{
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put_native_function("getElementById", [this](JS::Object*, Vector<JS::Value> arguments) -> JS::Value {
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if (arguments.is_empty())
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return JS::js_null();
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auto id = arguments[0].to_string();
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auto* element = node().get_element_by_id(id);
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if (!element)
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return JS::js_null();
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return wrap(heap(), const_cast<Element&>(*element));
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});
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}
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DocumentWrapper::~DocumentWrapper()
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{
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}
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Document& DocumentWrapper::node()
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{
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return static_cast<Document&>(NodeWrapper::node());
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}
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const Document& DocumentWrapper::node() const
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{
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return static_cast<const Document&>(NodeWrapper::node());
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}
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}
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}
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