1 files changed, 150 insertions, 0 deletions
diff --git a/Libraries/LibWeb/DOM/Document.h b/Libraries/LibWeb/DOM/Document.h
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+++ b/Libraries/LibWeb/DOM/Document.h
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+/*
+ * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#pragma once
+
+#include <AK/Function.h>
+#include <AK/NonnullRefPtrVector.h>
+#include <AK/OwnPtr.h>
+#include <AK/String.h>
+#include <AK/URL.h>
+#include <AK/WeakPtr.h>
+#include <LibCore/Forward.h>
+#include <LibWeb/CSS/StyleResolver.h>
+#include <LibWeb/CSS/StyleSheet.h>
+#include <LibWeb/DOM/ParentNode.h>
+
+namespace Web {
+
+class Frame;
+class HTMLBodyElement;
+class HTMLHtmlElement;
+class HTMLHeadElement;
+class LayoutDocument;
+class LayoutNode;
+class StyleResolver;
+class StyleSheet;
+
+class Document : public ParentNode {
+public:
+    Document();
+    virtual ~Document() override;
+
+    void set_url(const URL& url) { m_url = url; }
+    const URL& url() const { return m_url; }
+
+    URL complete_url(const String&) const;
+
+    void fixup();
+
+    StyleResolver& style_resolver() { return *m_style_resolver; }
+    const StyleResolver& style_resolver() const { return *m_style_resolver; }
+
+    void add_sheet(const StyleSheet& sheet) { m_sheets.append(sheet); }
+    const NonnullRefPtrVector<StyleSheet>& stylesheets() const { return m_sheets; }
+
+    virtual String tag_name() const override { return "#document"; }
+
+    void set_hovered_node(Node*);
+    Node* hovered_node() { return m_hovered_node; }
+    const Node* hovered_node() const { return m_hovered_node; }
+
+    void set_inspected_node(Node*);
+    Node* inspected_node() { return m_inspected_node; }
+    const Node* inspected_node() const { return m_inspected_node; }
+
+    const HTMLHtmlElement* document_element() const;
+    const HTMLHeadElement* head() const;
+    const HTMLBodyElement* body() const;
+
+    String title() const;
+
+    void attach_to_frame(Badge<Frame>, Frame&);
+    void detach_from_frame(Badge<Frame>, Frame&);
+
+    Frame* frame() { return m_frame.ptr(); }
+    const Frame* frame() const { return m_frame.ptr(); }
+
+    Color background_color(const Gfx::Palette&) const;
+    RefPtr<Gfx::Bitmap> background_image() const;
+
+    Color link_color() const;
+    void set_link_color(Color);
+
+    Color active_link_color() const;
+    void set_active_link_color(Color);
+
+    Color visited_link_color() const;
+    void set_visited_link_color(Color);
+
+    void layout();
+    void force_layout();
+
+    void update_style();
+    void update_layout();
+    Function<void()> on_layout_updated;
+
+    virtual bool is_child_allowed(const Node&) const override;
+
+    const LayoutDocument* layout_node() const;
+    LayoutDocument* layout_node();
+
+    void schedule_style_update();
+
+    const Element* get_element_by_id(const String&) const;
+    Vector<const Element*> get_elements_by_name(const String&) const;
+
+    const String& source() const { return m_source; }
+    void set_source(const String& source) { m_source = source; }
+
+private:
+    virtual RefPtr<LayoutNode> create_layout_node(const StyleProperties* parent_style) const override;
+
+    OwnPtr<StyleResolver> m_style_resolver;
+    NonnullRefPtrVector<StyleSheet> m_sheets;
+    RefPtr<Node> m_hovered_node;
+    RefPtr<Node> m_inspected_node;
+    WeakPtr<Frame> m_frame;
+    URL m_url;
+
+    RefPtr<LayoutDocument> m_layout_root;
+
+    Optional<Color> m_link_color;
+    Optional<Color> m_active_link_color;
+    Optional<Color> m_visited_link_color;
+
+    RefPtr<Core::Timer> m_style_update_timer;
+
+    String m_source;
+};
+
+template<>
+inline bool is<Document>(const Node& node)
+{
+    return node.is_document();
+}
+
+}