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/*
* Copyright (c) 2020-2021, 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/Noncopyable.h>
#include <AK/OwnPtr.h>
#include <AK/RefPtr.h>
#include <AK/URL.h>
#include <AK/WeakPtr.h>
#include <AK/Weakable.h>
#include <Kernel/API/KeyCode.h>
#include <LibGfx/Forward.h>
#include <LibGfx/Palette.h>
#include <LibGfx/StandardCursor.h>
#include <LibWeb/Forward.h>
namespace Web {
class PageClient;
class Page : public Weakable<Page> {
AK_MAKE_NONCOPYABLE(Page);
AK_MAKE_NONMOVABLE(Page);
public:
explicit Page(PageClient&);
~Page();
PageClient& client() { return m_client; }
const PageClient& client() const { return m_client; }
Web::Frame& main_frame() { return *m_main_frame; }
const Web::Frame& main_frame() const { return *m_main_frame; }
Web::Frame& focused_frame();
const Web::Frame& focused_frame() const { return const_cast<Page*>(this)->focused_frame(); }
void set_focused_frame(Badge<EventHandler>, Frame&);
void load(const URL&);
void load(const LoadRequest&);
void load_html(const StringView&, const URL&);
bool handle_mouseup(const Gfx::IntPoint&, unsigned button, unsigned modifiers);
bool handle_mousedown(const Gfx::IntPoint&, unsigned button, unsigned modifiers);
bool handle_mousemove(const Gfx::IntPoint&, unsigned buttons, unsigned modifiers);
bool handle_mousewheel(const Gfx::IntPoint&, unsigned button, unsigned modifiers, int wheel_delta);
bool handle_keydown(KeyCode, unsigned modifiers, u32 code_point);
Gfx::Palette palette() const;
Gfx::IntRect screen_rect() const;
private:
PageClient& m_client;
RefPtr<Frame> m_main_frame;
WeakPtr<Frame> m_focused_frame;
};
class PageClient {
public:
virtual bool is_multi_process() const = 0;
virtual Gfx::Palette palette() const = 0;
virtual Gfx::IntRect screen_rect() const = 0;
virtual void page_did_set_document_in_main_frame(DOM::Document*) { }
virtual void page_did_change_title(const String&) { }
virtual void page_did_start_loading(const URL&) { }
virtual void page_did_finish_loading(const URL&) { }
virtual void page_did_change_selection() { }
virtual void page_did_request_cursor_change(Gfx::StandardCursor) { }
virtual void page_did_request_context_menu(const Gfx::IntPoint&) { }
virtual void page_did_request_link_context_menu(const Gfx::IntPoint&, const URL&, [[maybe_unused]] const String& target, [[maybe_unused]] unsigned modifiers) { }
virtual void page_did_request_image_context_menu(const Gfx::IntPoint&, const URL&, [[maybe_unused]] const String& target, [[maybe_unused]] unsigned modifiers, const Gfx::Bitmap*) { }
virtual void page_did_click_link(const URL&, [[maybe_unused]] const String& target, [[maybe_unused]] unsigned modifiers) { }
virtual void page_did_middle_click_link(const URL&, [[maybe_unused]] const String& target, [[maybe_unused]] unsigned modifiers) { }
virtual void page_did_enter_tooltip_area(const Gfx::IntPoint&, const String&) { }
virtual void page_did_leave_tooltip_area() { }
virtual void page_did_hover_link(const URL&) { }
virtual void page_did_unhover_link() { }
virtual void page_did_invalidate(const Gfx::IntRect&) { }
virtual void page_did_change_favicon(const Gfx::Bitmap&) { }
virtual void page_did_layout() { }
virtual void page_did_request_scroll(int) { }
virtual void page_did_request_scroll_into_view(const Gfx::IntRect&) { }
virtual void page_did_request_alert(const String&) { }
virtual bool page_did_request_confirm(const String&) { return false; }
virtual String page_did_request_prompt(const String&, const String&) { return {}; }
virtual String page_did_request_cookie(const URL&, Cookie::Source) { return {}; }
virtual void page_did_set_cookie(const URL&, const String&, Cookie::Source) { }
protected:
virtual ~PageClient() = default;
};
}
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