ladybird/Libraries/LibHTML/HtmlView.h
Andreas Kling 7e068565bc LibHTML: Push the visible viewport rect from HtmlView to Frame
This will allow various mechanisms and optimizations based on the
currently visible viewport rect.
2019-12-18 20:54:23 +01:00

59 lines
1.6 KiB
C++

#pragma once
#include <AK/URL.h>
#include <LibGUI/GScrollableWidget.h>
#include <LibHTML/DOM/Document.h>
class Frame;
class HtmlView : public GScrollableWidget {
C_OBJECT(HtmlView)
public:
virtual ~HtmlView() override;
Document* document();
const Document* document() const;
void set_document(Document*);
const LayoutDocument* layout_root() const;
LayoutDocument* layout_root();
Frame& main_frame() { return *m_main_frame; }
const Frame& main_frame() const { return *m_main_frame; }
void reload();
void load(const URL&);
void scroll_to_anchor(const StringView&);
URL url() const;
void set_should_show_line_box_borders(bool value) { m_should_show_line_box_borders = value; }
Function<void(const String&)> on_link_click;
Function<void(const String&)> on_link_hover;
Function<void(const String&)> on_title_change;
Function<void(const URL&)> on_load_start;
virtual bool accepts_focus() const override { return true; }
protected:
HtmlView(GWidget* parent = nullptr);
virtual void resize_event(GResizeEvent&) override;
virtual void paint_event(GPaintEvent&) override;
virtual void mousemove_event(GMouseEvent&) override;
virtual void mousedown_event(GMouseEvent&) override;
virtual void mouseup_event(GMouseEvent&) override;
virtual void keydown_event(GKeyEvent&) override;
private:
virtual void did_scroll() override;
void layout_and_sync_size();
void dump_selection(const char* event_name);
RefPtr<Frame> m_main_frame;
bool m_should_show_line_box_borders { false };
bool m_in_mouse_selection { false };
};