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LibWeb: Implement Window.frameElement

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This commit is contained in:
Andreas Kling 2022-09-20 11:14:23 +02:00
parent e4fd042041
commit ac76df3d47
Notes: sideshowbarker 2024-07-17 17:40:13 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/ac76df3d47
2 changed files with 30 additions and 0 deletions
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28
Userland/Libraries/LibWeb/HTML/Window.cpp
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@ -764,6 +764,7 @@ void Window::initialize(JS::Realm& realm)
define_native_accessor(realm, "top", top_getter, nullptr, JS::Attribute::Enumerable);
define_native_accessor(realm, "parent", parent_getter, {}, JS::Attribute::Enumerable);
define_native_accessor(realm, "document", document_getter, {}, JS::Attribute::Enumerable);
define_native_accessor(realm, "frameElement", frame_element_getter, {}, JS::Attribute::Enumerable);
define_native_accessor(realm, "name", name_getter, name_setter, JS::Attribute::Enumerable);
define_native_accessor(realm, "history", history_getter, {}, JS::Attribute::Enumerable);
define_native_accessor(realm, "performance", performance_getter, performance_setter, JS::Attribute::Enumerable | JS::Attribute::Configurable);
@ -1134,6 +1135,33 @@ JS_DEFINE_NATIVE_FUNCTION(Window::document_getter)
return &impl->associated_document();
}
// https://html.spec.whatwg.org/multipage/browsers.html#dom-frameelement
JS_DEFINE_NATIVE_FUNCTION(Window::frame_element_getter)
{
auto* impl = TRY(impl_from(vm));
// 1. Let current be this Window object's browsing context.
auto* current = impl->browsing_context();
// 2. If current is null, then return null.
if (!current)
return JS::js_null();
// 3. Let container be current's container.
auto* container = current->container();
// 4. If container is null, then return null.
if (!container)
return JS::js_null();
// 5. If container's node document's origin is not same origin-domain with the current settings object's origin, then return null.
if (!container->document().origin().is_same_origin(current_settings_object().origin()))
return JS::js_null();
// 6. Return container.
return container;
}
JS_DEFINE_NATIVE_FUNCTION(Window::performance_getter)
{
auto* impl = TRY(impl_from(vm));

2
Userland/Libraries/LibWeb/HTML/Window.h
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@ -211,6 +211,8 @@ private:
JS_DECLARE_NATIVE_FUNCTION(document_getter);
JS_DECLARE_NATIVE_FUNCTION(frame_element_getter);
JS_DECLARE_NATIVE_FUNCTION(location_getter);
JS_DECLARE_NATIVE_FUNCTION(location_setter);