ladybird/Libraries/LibWeb/Page.h
Andrew Kaster cc675cbe24 LibWeb: Add Page context menu request
Pages can request a context menu on right click. This is plumbed
through the PageClient.
2020-06-28 00:05:08 +02:00

92 lines
3.8 KiB
C++

/*
* Copyright (c) 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/Noncopyable.h>
#include <AK/OwnPtr.h>
#include <AK/RefPtr.h>
#include <LibGUI/Window.h>
#include <LibGfx/Forward.h>
#include <LibGfx/Palette.h>
#include <LibWeb/Forward.h>
namespace Web {
class PageClient;
class 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; }
void load(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);
Gfx::Palette palette() const;
private:
PageClient& m_client;
RefPtr<Frame> m_main_frame;
};
class PageClient {
public:
virtual Gfx::Palette palette() const = 0;
virtual void page_did_set_document_in_main_frame(Document*) { }
virtual void page_did_change_title(const String&) { }
virtual void page_did_start_loading(const URL&) { }
virtual void page_did_change_selection() { }
virtual void page_did_request_cursor_change(GUI::StandardCursor) { }
virtual void page_did_request_context_menu(const Gfx::IntPoint&) { }
virtual void page_did_request_link_context_menu(const Gfx::IntPoint&, [[maybe_unused]] const String& href, [[maybe_unused]] const String& target, [[maybe_unused]] unsigned modifiers) { }
virtual void page_did_click_link([[maybe_unused]] const String& href, [[maybe_unused]] const String& target, [[maybe_unused]] unsigned modifiers) { }
virtual void page_did_middle_click_link([[maybe_unused]] const String& href, [[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_request_scroll_to_anchor([[maybe_unused]] const String& fragment) { }
virtual void page_did_invalidate(const Gfx::IntRect&) { }
virtual void page_did_change_favicon(const Gfx::Bitmap&) { }
virtual void page_did_layout() { }
};
}