text: /*
   * Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
   *
   * SPDX-License-Identifier: BSD-2-Clause
   */
  
  #pragma once
  
  #include <LibGfx/Rect.h>
  #include <LibWeb/Page/Page.h>
  
  namespace WebContent {
  
  class ConnectionFromClient;
  
  class PageHost final : public Web::PageClient {
      AK_MAKE_NONCOPYABLE(PageHost);
      AK_MAKE_NONMOVABLE(PageHost);
  
  public:
      static NonnullOwnPtr<PageHost> create(ConnectionFromClient& client) { return adopt_own(*new PageHost(client)); }
      virtual ~PageHost();
  
      Web::Page& page() { return *m_page; }
      const Web::Page& page() const { return *m_page; }
  
      void paint(const Gfx::IntRect& content_rect, Gfx::Bitmap&);
  
      void set_palette_impl(const Gfx::PaletteImpl&);
      void set_viewport_rect(const Gfx::IntRect&);
      void set_screen_rects(const Vector<Gfx::IntRect, 4>& rects, size_t main_screen_index) { m_screen_rect = rects[main_screen_index]; };
      void set_preferred_color_scheme(Web::CSS::PreferredColorScheme);
  
      void set_should_show_line_box_borders(bool b) { m_should_show_line_box_borders = b; }
      void set_has_focus(bool);
  
  private:
      // ^PageClient
      virtual Gfx::Palette palette() const override;
      virtual Gfx::IntRect screen_rect() const override { return m_screen_rect; }
      virtual Web::CSS::PreferredColorScheme preferred_color_scheme() const override { return m_preferred_color_scheme; }
      virtual void page_did_invalidate(const Gfx::IntRect&) override;
      virtual void page_did_change_selection() override;
      virtual void page_did_request_cursor_change(Gfx::StandardCursor) override;
      virtual void page_did_layout() override;
      virtual void page_did_change_title(const String&) override;
      virtual void page_did_request_scroll(i32, i32) override;
      virtual void page_did_request_scroll_to(Gfx::IntPoint const&) override;
      virtual void page_did_request_scroll_into_view(const Gfx::IntRect&) override;
      virtual void page_did_enter_tooltip_area(const Gfx::IntPoint&, const String&) override;
      virtual void page_did_leave_tooltip_area() override;
      virtual void page_did_hover_link(const URL&) override;
      virtual void page_did_unhover_link() override;
      virtual void page_did_click_link(const URL&, const String& target, unsigned modifiers) override;
      virtual void page_did_middle_click_link(const URL&, const String& target, unsigned modifiers) override;
      virtual void page_did_request_context_menu(const Gfx::IntPoint&) override;
      virtual void page_did_request_link_context_menu(const Gfx::IntPoint&, const URL&, const String& target, unsigned modifiers) override;
      virtual void page_did_start_loading(const URL&) override;
      virtual void page_did_finish_loading(const URL&) override;
      virtual void page_did_request_alert(const String&) override;
      virtual bool page_did_request_confirm(const String&) override;
      virtual String page_did_request_prompt(const String&, const String&) override;
      virtual void page_did_change_favicon(const Gfx::Bitmap&) override;
      virtual void page_did_request_image_context_menu(const Gfx::IntPoint&, const URL&, const String& target, unsigned modifiers, const Gfx::Bitmap*) override;
      virtual String page_did_request_cookie(const URL&, Web::Cookie::Source) override;
      virtual void page_did_set_cookie(const URL&, const Web::Cookie::ParsedCookie&, Web::Cookie::Source) override;
  
      explicit PageHost(ConnectionFromClient&);
  
      Web::Layout::InitialContainingBlock* layout_root();
      void setup_palette();
  
      ConnectionFromClient& m_client;
      NonnullOwnPtr<Web::Page> m_page;
      RefPtr<Gfx::PaletteImpl> m_palette_impl;
      Gfx::IntRect m_screen_rect;
      bool m_should_show_line_box_borders { false };
      bool m_has_focus { false };
  
      RefPtr<Core::Timer> m_invalidation_coalescing_timer;
      Gfx::IntRect m_invalidation_rect;
      Web::CSS::PreferredColorScheme m_preferred_color_scheme { Web::CSS::PreferredColorScheme::Auto };
  };
  
  }
  