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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. :^)
38 lines
1.8 KiB
C++
38 lines
1.8 KiB
C++
/*
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* Copyright (c) 2020, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/Bindings/HTMLMediaElementPrototype.h>
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#include <LibWeb/HTML/HTMLMediaElement.h>
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#include <LibWeb/HTML/Window.h>
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namespace Web::HTML {
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HTMLMediaElement::HTMLMediaElement(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("HTMLMediaElement"));
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}
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HTMLMediaElement::~HTMLMediaElement() = default;
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// https://html.spec.whatwg.org/multipage/media.html#dom-navigator-canplaytype
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Bindings::CanPlayTypeResult HTMLMediaElement::can_play_type(String const& type) const
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{
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// The canPlayType(type) method must:
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// - return the empty string if type is a type that the user agent knows it cannot render or is the type "application/octet-stream"
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// - return "probably" if the user agent is confident that the type represents a media resource that it can render if used in with this audio or video element
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// - return "maybe" otherwise. Implementers are encouraged to return "maybe" unless the type can be confidently established as being supported or not
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// Generally, a user agent should never return "probably" for a type that allows the codecs parameter if that parameter is not present.
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if (type == "application/octet-stream"sv)
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return Bindings::CanPlayTypeResult::Empty;
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// FIXME: Eventually we should return `Maybe` here, but for now `Empty` is our best bet :^)
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// Being honest here leads to some apps and frameworks skipping things like audio loading,
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// which for the time being would create more issues than it solves - e.g. endless waiting
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// for audio that will never load.
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return Bindings::CanPlayTypeResult::Empty;
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}
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}
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