mirror of
https://github.com/LadybirdBrowser/ladybird.git
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219 lines
9.8 KiB
C++
219 lines
9.8 KiB
C++
/*
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* Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
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* Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Noncopyable.h>
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#include <AK/OwnPtr.h>
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#include <AK/RefPtr.h>
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#include <AK/URL.h>
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#include <AK/WeakPtr.h>
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#include <AK/Weakable.h>
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#include <Kernel/API/KeyCode.h>
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#include <LibGfx/Forward.h>
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#include <LibGfx/Palette.h>
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#include <LibGfx/Point.h>
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#include <LibGfx/Rect.h>
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#include <LibGfx/Size.h>
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#include <LibGfx/StandardCursor.h>
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#include <LibJS/Heap/Handle.h>
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#include <LibWeb/CSS/PreferredColorScheme.h>
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#include <LibWeb/Cookie/Cookie.h>
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#include <LibWeb/Forward.h>
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#include <LibWeb/HTML/ActivateTab.h>
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#include <LibWeb/Loader/FileRequest.h>
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#include <LibWeb/PixelUnits.h>
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namespace Web {
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class PageClient;
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class Page : public Weakable<Page> {
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AK_MAKE_NONCOPYABLE(Page);
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AK_MAKE_NONMOVABLE(Page);
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public:
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explicit Page(PageClient&);
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~Page();
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PageClient& client() { return m_client; }
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PageClient const& client() const { return m_client; }
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HTML::BrowsingContext& top_level_browsing_context();
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HTML::BrowsingContext const& top_level_browsing_context() const;
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HTML::BrowsingContext& focused_context();
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HTML::BrowsingContext const& focused_context() const { return const_cast<Page*>(this)->focused_context(); }
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void set_focused_browsing_context(Badge<EventHandler>, HTML::BrowsingContext&);
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void load(const AK::URL&);
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void load(LoadRequest&);
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void load_html(StringView, const AK::URL&);
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CSSPixelPoint device_to_css_point(DevicePixelPoint) const;
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DevicePixelPoint css_to_device_point(CSSPixelPoint) const;
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CSSPixelRect device_to_css_rect(DevicePixelRect) const;
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DevicePixelRect enclosing_device_rect(CSSPixelRect) const;
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DevicePixelRect rounded_device_rect(CSSPixelRect) const;
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bool handle_mouseup(DevicePixelPoint, unsigned button, unsigned buttons, unsigned modifiers);
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bool handle_mousedown(DevicePixelPoint, unsigned button, unsigned buttons, unsigned modifiers);
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bool handle_mousemove(DevicePixelPoint, unsigned buttons, unsigned modifiers);
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bool handle_mousewheel(DevicePixelPoint, unsigned button, unsigned buttons, unsigned modifiers, int wheel_delta_x, int wheel_delta_y);
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bool handle_doubleclick(DevicePixelPoint, unsigned button, unsigned buttons, unsigned modifiers);
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bool handle_keydown(KeyCode, unsigned modifiers, u32 code_point);
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bool handle_keyup(KeyCode, unsigned modifiers, u32 code_point);
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Gfx::Palette palette() const;
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CSSPixelRect web_exposed_screen_area() const;
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CSS::PreferredColorScheme preferred_color_scheme() const;
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bool is_same_origin_policy_enabled() const { return m_same_origin_policy_enabled; }
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void set_same_origin_policy_enabled(bool b) { m_same_origin_policy_enabled = b; }
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bool is_scripting_enabled() const { return m_is_scripting_enabled; }
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void set_is_scripting_enabled(bool b) { m_is_scripting_enabled = b; }
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bool should_block_pop_ups() const { return m_should_block_pop_ups; }
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void set_should_block_pop_ups(bool b) { m_should_block_pop_ups = b; }
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bool is_webdriver_active() const { return m_is_webdriver_active; }
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void set_is_webdriver_active(bool b) { m_is_webdriver_active = b; }
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DevicePixelPoint window_position() const { return m_window_position; }
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void set_window_position(DevicePixelPoint position) { m_window_position = position; }
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DevicePixelSize window_size() const { return m_window_size; }
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void set_window_size(DevicePixelSize size) { m_window_size = size; }
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void did_request_alert(String const& message);
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void alert_closed();
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bool did_request_confirm(String const& message);
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void confirm_closed(bool accepted);
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Optional<String> did_request_prompt(String const& message, String const& default_);
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void prompt_closed(Optional<String> response);
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enum class PendingDialog {
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None,
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Alert,
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Confirm,
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Prompt,
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};
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bool has_pending_dialog() const { return m_pending_dialog != PendingDialog::None; }
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PendingDialog pending_dialog() const { return m_pending_dialog; }
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Optional<String> const& pending_dialog_text() const { return m_pending_dialog_text; }
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void dismiss_dialog();
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void accept_dialog();
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bool pdf_viewer_supported() const { return m_pdf_viewer_supported; }
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private:
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PageClient& m_client;
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JS::Handle<HTML::BrowsingContext> m_top_level_browsing_context;
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WeakPtr<HTML::BrowsingContext> m_focused_context;
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// FIXME: Enable this by default once CORS preflight checks are supported.
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bool m_same_origin_policy_enabled { false };
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bool m_is_scripting_enabled { true };
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bool m_should_block_pop_ups { true };
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// https://w3c.github.io/webdriver/#dfn-webdriver-active-flag
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// The webdriver-active flag is set to true when the user agent is under remote control. It is initially false.
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bool m_is_webdriver_active { false };
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DevicePixelPoint m_window_position {};
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DevicePixelSize m_window_size {};
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PendingDialog m_pending_dialog { PendingDialog::None };
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Optional<String> m_pending_dialog_text;
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Optional<Empty> m_pending_alert_response;
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Optional<bool> m_pending_confirm_response;
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Optional<Optional<String>> m_pending_prompt_response;
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// https://html.spec.whatwg.org/multipage/system-state.html#pdf-viewer-supported
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// Each user agent has a PDF viewer supported boolean, whose value is implementation-defined (and might vary according to user preferences).
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// Spec Note: This value also impacts the navigation processing model.
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// FIXME: Actually support pdf viewing
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bool m_pdf_viewer_supported { false };
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};
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class PageClient {
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public:
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virtual Page& page() = 0;
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virtual Page const& page() const = 0;
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virtual bool is_connection_open() const = 0;
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virtual Gfx::Palette palette() const = 0;
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virtual DevicePixelRect screen_rect() const = 0;
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virtual float device_pixels_per_css_pixel() const = 0;
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virtual CSS::PreferredColorScheme preferred_color_scheme() const = 0;
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virtual void paint(DevicePixelRect const&, Gfx::Bitmap&) = 0;
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virtual void page_did_change_title(DeprecatedString const&) { }
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virtual void page_did_request_navigate_back() { }
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virtual void page_did_request_navigate_forward() { }
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virtual void page_did_request_refresh() { }
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virtual Gfx::IntSize page_did_request_resize_window(Gfx::IntSize) { return {}; }
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virtual Gfx::IntPoint page_did_request_reposition_window(Gfx::IntPoint) { return {}; }
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virtual void page_did_request_restore_window() { }
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virtual Gfx::IntRect page_did_request_maximize_window() { return {}; }
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virtual Gfx::IntRect page_did_request_minimize_window() { return {}; }
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virtual Gfx::IntRect page_did_request_fullscreen_window() { return {}; }
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virtual void page_did_start_loading(const AK::URL&, bool is_redirect) { (void)is_redirect; }
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virtual void page_did_create_main_document() { }
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virtual void page_did_finish_loading(const AK::URL&) { }
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virtual void page_did_change_selection() { }
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virtual void page_did_request_cursor_change(Gfx::StandardCursor) { }
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virtual void page_did_request_context_menu(CSSPixelPoint) { }
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virtual void page_did_request_link_context_menu(CSSPixelPoint, AK::URL const&, [[maybe_unused]] DeprecatedString const& target, [[maybe_unused]] unsigned modifiers) { }
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virtual void page_did_request_image_context_menu(CSSPixelPoint, AK::URL const&, [[maybe_unused]] DeprecatedString const& target, [[maybe_unused]] unsigned modifiers, Gfx::Bitmap const*) { }
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virtual void page_did_click_link(const AK::URL&, [[maybe_unused]] DeprecatedString const& target, [[maybe_unused]] unsigned modifiers) { }
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virtual void page_did_middle_click_link(const AK::URL&, [[maybe_unused]] DeprecatedString const& target, [[maybe_unused]] unsigned modifiers) { }
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virtual void page_did_enter_tooltip_area(CSSPixelPoint, DeprecatedString const&) { }
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virtual void page_did_leave_tooltip_area() { }
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virtual void page_did_hover_link(const AK::URL&) { }
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virtual void page_did_unhover_link() { }
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virtual void page_did_invalidate(CSSPixelRect const&) { }
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virtual void page_did_change_favicon(Gfx::Bitmap const&) { }
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virtual void page_did_layout() { }
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virtual void page_did_request_scroll(i32, i32) { }
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virtual void page_did_request_scroll_to(CSSPixelPoint) { }
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virtual void page_did_request_scroll_into_view(CSSPixelRect const&) { }
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virtual void page_did_request_alert(String const&) { }
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virtual void page_did_request_confirm(String const&) { }
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virtual void page_did_request_prompt(String const&, String const&) { }
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virtual void page_did_request_set_prompt_text(String const&) { }
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virtual void page_did_request_accept_dialog() { }
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virtual void page_did_request_dismiss_dialog() { }
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virtual Vector<Web::Cookie::Cookie> page_did_request_all_cookies(AK::URL const&) { return {}; }
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virtual Optional<Web::Cookie::Cookie> page_did_request_named_cookie(AK::URL const&, DeprecatedString const&) { return {}; }
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virtual DeprecatedString page_did_request_cookie(const AK::URL&, Cookie::Source) { return {}; }
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virtual void page_did_set_cookie(const AK::URL&, Cookie::ParsedCookie const&, Cookie::Source) { }
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virtual void page_did_update_cookie(Web::Cookie::Cookie) { }
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virtual void page_did_update_resource_count(i32) { }
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virtual String page_did_request_new_tab(HTML::ActivateTab) { return {}; }
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virtual void page_did_request_activate_tab() { }
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virtual void page_did_close_browsing_context(HTML::BrowsingContext const&) { }
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virtual void request_file(FileRequest) = 0;
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// https://html.spec.whatwg.org/multipage/input.html#show-the-picker,-if-applicable
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virtual void page_did_request_file_picker(WeakPtr<DOM::EventTarget>, [[maybe_unused]] bool multiple) {};
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protected:
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virtual ~PageClient() = default;
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};
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}
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