mirror of
https://github.com/RGBCube/serenity
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ffad902c07
Unlike ensure_web_prototype<T>(), the cached version doesn't require the prototype type to be fully formed, so we can use it without including the FooPrototype.h header. It's also a bit less verbose. :^)
80 lines
2.5 KiB
C++
80 lines
2.5 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/HTML/HTMLAnchorElement.h>
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#include <LibWeb/HTML/Window.h>
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namespace Web::HTML {
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HTMLAnchorElement::HTMLAnchorElement(DOM::Document& document, DOM::QualifiedName qualified_name)
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: HTMLElement(document, move(qualified_name))
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{
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set_prototype(&window().cached_web_prototype("HTMLAnchorElement"));
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activation_behavior = [this](auto const& event) {
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run_activation_behavior(event);
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};
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}
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HTMLAnchorElement::~HTMLAnchorElement() = default;
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void HTMLAnchorElement::parse_attribute(FlyString const& name, String const& value)
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{
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HTMLElement::parse_attribute(name, value);
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if (name == HTML::AttributeNames::href) {
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set_the_url();
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}
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}
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String HTMLAnchorElement::hyperlink_element_utils_href() const
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{
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return attribute(HTML::AttributeNames::href);
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}
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void HTMLAnchorElement::set_hyperlink_element_utils_href(String href)
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{
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set_attribute(HTML::AttributeNames::href, move(href));
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}
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void HTMLAnchorElement::run_activation_behavior(Web::DOM::Event const&)
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{
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// The activation behavior of an a element element given an event event is:
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// 1. If element has no href attribute, then return.
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if (href().is_empty())
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return;
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// 2. Let hyperlinkSuffix be null.
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Optional<String> hyperlink_suffix {};
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// FIXME: 3. If event's target is an img with an ismap attribute
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// specified, then:
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// 3.1. Let x and y be 0.
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//
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// 3.2. If event's isTrusted attribute is initialized to true, then
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// set x to the distance in CSS pixels from the left edge of the image
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// to the location of the click, and set y to the distance in CSS
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// pixels from the top edge of the image to the location of the click.
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//
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// 3.3. If x is negative, set x to 0.
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//
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// 3.4. If y is negative, set y to 0.
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//
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// 3.5. Set hyperlinkSuffix to the concatenation of U+003F (?), the
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// value of x expressed as a base-ten integer using ASCII digits,
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// U+002C (,), and the value of y expressed as a base-ten integer
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// using ASCII digits.
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// FIXME: 4. If element has a download attribute, or if the user has
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// expressed a preference to download the hyperlink, then download the
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// hyperlink created by element given hyperlinkSuffix.
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// 5. Otherwise, follow the hyperlink created by element given
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// hyperlinkSuffix.
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follow_the_hyperlink(hyperlink_suffix);
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}
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}
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