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LibWeb: Don't load fallback icon for SVG documents

Skip loading a fallback favicon if Document represents a decoded SVG.

Issue: #23405
mobounya 1 年之前
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bdb8af94ee

+ 9 - 0
Userland/Libraries/LibWeb/DOM/Document.cpp

@@ -107,6 +107,7 @@
 #include <LibWeb/PermissionsPolicy/AutoplayAllowlist.h>
 #include <LibWeb/ResizeObserver/ResizeObserver.h>
 #include <LibWeb/ResizeObserver/ResizeObserverEntry.h>
+#include <LibWeb/SVG/SVGDecodedImageData.h>
 #include <LibWeb/SVG/SVGElement.h>
 #include <LibWeb/SVG/SVGTitleElement.h>
 #include <LibWeb/SVG/TagNames.h>
@@ -2154,6 +2155,9 @@ void Document::update_readiness(HTML::DocumentReadyState readiness_value)
     if (readiness_value == HTML::DocumentReadyState::Complete) {
         auto navigable = this->navigable();
         if (navigable && navigable->is_traversable()) {
+            if (!is_decoded_svg()) {
+                HTML::HTMLLinkElement::load_fallback_favicon_if_needed(*this).release_value_but_fixme_should_propagate_errors();
+            }
             HTML::HTMLLinkElement::load_fallback_favicon_if_needed(*this).release_value_but_fixme_should_propagate_errors();
             navigable->traversable_navigable()->page().client().page_did_finish_loading(url());
         } else {
@@ -4803,6 +4807,11 @@ void Document::for_each_shadow_root(Function<void(DOM::ShadowRoot&)>&& callback)
         callback(shadow_root);
 }
 
+bool Document::is_decoded_svg() const
+{
+    return is<Web::SVG::SVGDecodedImageData::SVGPageClient>(page().client());
+}
+
 // https://drafts.csswg.org/css-position-4/#add-an-element-to-the-top-layer
 void Document::add_an_element_to_the_top_layer(JS::NonnullGCPtr<Element> element)
 {

+ 3 - 0
Userland/Libraries/LibWeb/DOM/Document.h

@@ -634,6 +634,9 @@ public:
 
     size_t transition_generation() const { return m_transition_generation; }
 
+    // Does document represent an embedded svg img
+    [[nodiscard]] bool is_decoded_svg() const;
+
 protected:
     virtual void initialize(JS::Realm&) override;
     virtual void visit_edges(Cell::Visitor&) override;

+ 0 - 33
Userland/Libraries/LibWeb/SVG/SVGDecodedImageData.cpp

@@ -25,39 +25,6 @@ namespace Web::SVG {
 
 JS_DEFINE_ALLOCATOR(SVGDecodedImageData);
 
-class SVGDecodedImageData::SVGPageClient final : public PageClient {
-    JS_CELL(SVGDecodedImageData::SVGPageClient, PageClient);
-
-public:
-    static JS::NonnullGCPtr<SVGPageClient> create(JS::VM& vm, Page& page)
-    {
-        return vm.heap().allocate_without_realm<SVGPageClient>(page);
-    }
-
-    virtual ~SVGPageClient() override = default;
-
-    Page& m_host_page;
-    Page* m_svg_page { nullptr };
-
-    virtual Page& page() override { return *m_svg_page; }
-    virtual Page const& page() const override { return *m_svg_page; }
-    virtual bool is_connection_open() const override { return false; }
-    virtual Gfx::Palette palette() const override { return m_host_page.client().palette(); }
-    virtual DevicePixelRect screen_rect() const override { return {}; }
-    virtual double device_pixels_per_css_pixel() const override { return 1.0; }
-    virtual CSS::PreferredColorScheme preferred_color_scheme() const override { return m_host_page.client().preferred_color_scheme(); }
-    virtual void request_file(FileRequest) override { }
-    virtual void paint(DevicePixelRect const&, Gfx::Bitmap&, Web::PaintOptions = {}) override { }
-    virtual void schedule_repaint() override { }
-    virtual bool is_ready_to_paint() const override { return true; }
-
-private:
-    explicit SVGPageClient(Page& host_page)
-        : m_host_page(host_page)
-    {
-    }
-};
-
 ErrorOr<JS::NonnullGCPtr<SVGDecodedImageData>> SVGDecodedImageData::create(JS::Realm& realm, JS::NonnullGCPtr<Page> host_page, URL::URL const& url, ByteBuffer data)
 {
     auto page_client = SVGPageClient::create(Bindings::main_thread_vm(), host_page);

+ 35 - 1
Userland/Libraries/LibWeb/SVG/SVGDecodedImageData.h

@@ -8,6 +8,7 @@
 
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/HTML/DecodedImageData.h>
+#include <WebContent/PageClient.h>
 
 namespace Web::SVG {
 
@@ -16,6 +17,7 @@ class SVGDecodedImageData final : public HTML::DecodedImageData {
     JS_DECLARE_ALLOCATOR(SVGDecodedImageData);
 
 public:
+    class SVGPageClient;
     static ErrorOr<JS::NonnullGCPtr<SVGDecodedImageData>> create(JS::Realm&, JS::NonnullGCPtr<Page>, URL::URL const&, ByteBuffer encoded_svg);
     virtual ~SVGDecodedImageData() override;
 
@@ -36,7 +38,6 @@ public:
     virtual void visit_edges(Cell::Visitor& visitor) override;
 
 private:
-    class SVGPageClient;
     SVGDecodedImageData(JS::NonnullGCPtr<Page>, JS::NonnullGCPtr<SVGPageClient>, JS::NonnullGCPtr<DOM::Document>, JS::NonnullGCPtr<SVG::SVGSVGElement>);
 
     RefPtr<Gfx::Bitmap> render(Gfx::IntSize) const;
@@ -50,4 +51,37 @@ private:
     JS::NonnullGCPtr<SVG::SVGSVGElement> m_root_element;
 };
 
+class SVGDecodedImageData::SVGPageClient final : public PageClient {
+    JS_CELL(SVGDecodedImageData::SVGPageClient, PageClient);
+
+public:
+    static JS::NonnullGCPtr<SVGPageClient> create(JS::VM& vm, Page& page)
+    {
+        return vm.heap().allocate_without_realm<SVGPageClient>(page);
+    }
+
+    virtual ~SVGPageClient() override = default;
+
+    Page& m_host_page;
+    Page* m_svg_page { nullptr };
+
+    virtual Page& page() override { return *m_svg_page; }
+    virtual Page const& page() const override { return *m_svg_page; }
+    virtual bool is_connection_open() const override { return false; }
+    virtual Gfx::Palette palette() const override { return m_host_page.client().palette(); }
+    virtual DevicePixelRect screen_rect() const override { return {}; }
+    virtual double device_pixels_per_css_pixel() const override { return 1.0; }
+    virtual CSS::PreferredColorScheme preferred_color_scheme() const override { return m_host_page.client().preferred_color_scheme(); }
+    virtual void request_file(FileRequest) override { }
+    virtual void paint(DevicePixelRect const&, Gfx::Bitmap&, Web::PaintOptions = {}) override { }
+    virtual void schedule_repaint() override { }
+    virtual bool is_ready_to_paint() const override { return true; }
+
+private:
+    explicit SVGPageClient(Page& host_page)
+        : m_host_page(host_page)
+    {
+    }
+};
+
 }