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LibWeb: Port HTMLLinkElement to the ResourceClient interface

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This commit is contained in:
Andreas Kling 2020-06-02 12:53:29 +02:00
parent b32761f2e0
commit 7197adbd55
2 changed files with 44 additions and 18 deletions
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50
Libraries/LibWeb/DOM/HTMLLinkElement.cpp
View file

@ -29,8 +29,8 @@
#include <LibCore/File.h> #include <LibCore/File.h>
#include <LibWeb/DOM/Document.h> #include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/HTMLLinkElement.h> #include <LibWeb/DOM/HTMLLinkElement.h>
#include <LibWeb/Parser/CSSParser.h>
#include <LibWeb/Loader/ResourceLoader.h> #include <LibWeb/Loader/ResourceLoader.h>
#include <LibWeb/Parser/CSSParser.h>
namespace Web { namespace Web {
@ -43,24 +43,40 @@ HTMLLinkElement::~HTMLLinkElement()
{ {
} }
void HTMLLinkElement::inserted_into(Node&) void HTMLLinkElement::inserted_into(Node& node)
{ {
if (rel() == "stylesheet") { HTMLElement::inserted_into(node);
URL url = document().complete_url(href());
ResourceLoader::the().load(url, [&](auto data, auto&) { if (rel() == "stylesheet")
if (data.is_null()) { load_stylesheet(document().complete_url(href()));
dbg() << "HTMLLinkElement: Failed to load stylesheet: " << href(); }
return;
} void HTMLLinkElement::resource_did_fail()
auto sheet = parse_css(data); {
if (!sheet) { }
dbg() << "HTMLLinkElement: Failed to parse stylesheet: " << href();
return; void HTMLLinkElement::resource_did_load()
} {
document().add_sheet(*sheet); ASSERT(resource());
document().update_style(); if (!resource()->has_encoded_data())
}); return;
dbg() << "HTMLLinkElement: Resource did load, looks good! " << href();
auto sheet = parse_css(resource()->encoded_data());
if (!sheet) {
dbg() << "HTMLLinkElement: Failed to parse stylesheet: " << href();
return;
} }
document().add_sheet(*sheet);
document().update_style();
}
void HTMLLinkElement::load_stylesheet(const URL& url)
{
LoadRequest request;
request.set_url(url);
set_resource(ResourceLoader::the().load_resource(request));
} }
} }

12
Libraries/LibWeb/DOM/HTMLLinkElement.h
View file

@ -27,10 +27,13 @@
#pragma once #pragma once
#include <LibWeb/DOM/HTMLElement.h> #include <LibWeb/DOM/HTMLElement.h>
#include <LibWeb/Loader/Resource.h>
namespace Web { namespace Web {
class HTMLLinkElement final : public HTMLElement { class HTMLLinkElement final
: public HTMLElement
, public ResourceClient {
public: public:
HTMLLinkElement(Document&, const FlyString& tag_name); HTMLLinkElement(Document&, const FlyString& tag_name);
virtual ~HTMLLinkElement() override; virtual ~HTMLLinkElement() override;
@ -40,6 +43,13 @@ public:
String rel() const { return attribute("rel"); } String rel() const { return attribute("rel"); }
String type() const { return attribute("type"); } String type() const { return attribute("type"); }
String href() const { return attribute("href"); } String href() const { return attribute("href"); }
private:
// ^ResourceClient
virtual void resource_did_fail() override;
virtual void resource_did_load() override;
void load_stylesheet(const URL&);
}; };
template<> template<>