mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2025-01-24 02:03:06 -05:00
0608de8c12
This property represents the CSS content size, so let's reduce ambiguity by using the spec terminology. We also bring a bunch of related functions along for the ride.
395 lines
12 KiB
C++
395 lines
12 KiB
C++
/*
|
|
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#include <AK/URL.h>
|
|
#include <LibCore/MimeData.h>
|
|
#include <LibGUI/Application.h>
|
|
#include <LibGUI/InputBox.h>
|
|
#include <LibGUI/MessageBox.h>
|
|
#include <LibGUI/Painter.h>
|
|
#include <LibGUI/Scrollbar.h>
|
|
#include <LibGUI/Window.h>
|
|
#include <LibGfx/ShareableBitmap.h>
|
|
#include <LibWeb/HTML/BrowsingContext.h>
|
|
#include <LibWeb/HTML/HTMLAnchorElement.h>
|
|
#include <LibWeb/HTML/Parser/HTMLParser.h>
|
|
#include <LibWeb/InProcessWebView.h>
|
|
#include <LibWeb/Layout/InitialContainingBlock.h>
|
|
#include <LibWeb/Layout/TextNode.h>
|
|
#include <LibWeb/Loader/ResourceLoader.h>
|
|
#include <LibWeb/Page/EventHandler.h>
|
|
#include <LibWeb/Painting/PaintContext.h>
|
|
#include <LibWeb/UIEvents/MouseEvent.h>
|
|
|
|
REGISTER_WIDGET(Web, InProcessWebView)
|
|
|
|
namespace Web {
|
|
|
|
InProcessWebView::InProcessWebView()
|
|
: m_page(make<Page>(*this))
|
|
{
|
|
set_should_hide_unnecessary_scrollbars(true);
|
|
set_background_role(ColorRole::Base);
|
|
set_focus_policy(GUI::FocusPolicy::StrongFocus);
|
|
}
|
|
|
|
InProcessWebView::~InProcessWebView()
|
|
{
|
|
}
|
|
|
|
void InProcessWebView::select_all()
|
|
{
|
|
page().focused_context().select_all();
|
|
update();
|
|
}
|
|
|
|
String InProcessWebView::selected_text() const
|
|
{
|
|
return page().focused_context().selected_text();
|
|
}
|
|
|
|
void InProcessWebView::set_preferred_color_scheme(CSS::PreferredColorScheme color_scheme)
|
|
{
|
|
m_preferred_color_scheme = color_scheme;
|
|
if (auto* document = page().top_level_browsing_context().active_document())
|
|
document->invalidate_style();
|
|
}
|
|
|
|
void InProcessWebView::page_did_layout()
|
|
{
|
|
VERIFY(layout_root());
|
|
set_content_size(layout_root()->content_size().to_type<int>());
|
|
}
|
|
|
|
void InProcessWebView::page_did_change_title(const String& title)
|
|
{
|
|
if (on_title_change)
|
|
on_title_change(title);
|
|
}
|
|
|
|
void InProcessWebView::page_did_set_document_in_top_level_browsing_context(DOM::Document* document)
|
|
{
|
|
if (on_set_document)
|
|
on_set_document(document);
|
|
layout_and_sync_size();
|
|
scroll_to_top();
|
|
update();
|
|
}
|
|
|
|
void InProcessWebView::page_did_start_loading(const AK::URL& url)
|
|
{
|
|
if (on_load_start)
|
|
on_load_start(url);
|
|
}
|
|
|
|
void InProcessWebView::page_did_finish_loading(const AK::URL& url)
|
|
{
|
|
if (on_load_finish)
|
|
on_load_finish(url);
|
|
}
|
|
|
|
void InProcessWebView::page_did_change_selection()
|
|
{
|
|
update();
|
|
}
|
|
|
|
void InProcessWebView::page_did_request_cursor_change(Gfx::StandardCursor cursor)
|
|
{
|
|
set_override_cursor(cursor);
|
|
}
|
|
|
|
void InProcessWebView::page_did_request_context_menu(const Gfx::IntPoint& content_position)
|
|
{
|
|
if (on_context_menu_request)
|
|
on_context_menu_request(screen_relative_rect().location().translated(to_widget_position(content_position)));
|
|
}
|
|
|
|
void InProcessWebView::page_did_request_link_context_menu(const Gfx::IntPoint& content_position, const AK::URL& url, [[maybe_unused]] const String& target, [[maybe_unused]] unsigned modifiers)
|
|
{
|
|
if (on_link_context_menu_request)
|
|
on_link_context_menu_request(url, screen_relative_rect().location().translated(to_widget_position(content_position)));
|
|
}
|
|
|
|
void InProcessWebView::page_did_request_image_context_menu(const Gfx::IntPoint& content_position, const AK::URL& url, [[maybe_unused]] const String& target, [[maybe_unused]] unsigned modifiers, const Gfx::Bitmap* bitmap)
|
|
{
|
|
if (!on_image_context_menu_request)
|
|
return;
|
|
Gfx::ShareableBitmap shareable_bitmap;
|
|
if (bitmap)
|
|
shareable_bitmap = bitmap->to_shareable_bitmap();
|
|
on_image_context_menu_request(url, screen_relative_rect().location().translated(to_widget_position(content_position)), move(shareable_bitmap));
|
|
}
|
|
|
|
void InProcessWebView::page_did_click_link(const AK::URL& url, const String& target, unsigned modifiers)
|
|
{
|
|
if (on_link_click)
|
|
on_link_click(url, target, modifiers);
|
|
}
|
|
|
|
void InProcessWebView::page_did_middle_click_link(const AK::URL& url, const String& target, unsigned modifiers)
|
|
{
|
|
if (on_link_middle_click)
|
|
on_link_middle_click(url, target, modifiers);
|
|
}
|
|
|
|
void InProcessWebView::page_did_enter_tooltip_area([[maybe_unused]] const Gfx::IntPoint& content_position, const String& title)
|
|
{
|
|
GUI::Application::the()->show_tooltip(title, nullptr);
|
|
}
|
|
|
|
void InProcessWebView::page_did_leave_tooltip_area()
|
|
{
|
|
GUI::Application::the()->hide_tooltip();
|
|
}
|
|
|
|
void InProcessWebView::page_did_hover_link(const AK::URL& url)
|
|
{
|
|
if (on_link_hover)
|
|
on_link_hover(url);
|
|
}
|
|
|
|
void InProcessWebView::page_did_unhover_link()
|
|
{
|
|
if (on_link_hover)
|
|
on_link_hover({});
|
|
}
|
|
|
|
void InProcessWebView::page_did_invalidate(const Gfx::IntRect&)
|
|
{
|
|
update();
|
|
}
|
|
|
|
void InProcessWebView::page_did_change_favicon(const Gfx::Bitmap& bitmap)
|
|
{
|
|
if (on_favicon_change)
|
|
on_favicon_change(bitmap);
|
|
}
|
|
|
|
void InProcessWebView::layout_and_sync_size()
|
|
{
|
|
if (!document())
|
|
return;
|
|
|
|
bool had_vertical_scrollbar = vertical_scrollbar().is_visible();
|
|
bool had_horizontal_scrollbar = horizontal_scrollbar().is_visible();
|
|
|
|
page().top_level_browsing_context().set_size(available_size());
|
|
set_content_size(layout_root()->content_size().to_type<int>());
|
|
|
|
// NOTE: If layout caused us to gain or lose scrollbars, we have to lay out again
|
|
// since the scrollbars now take up some of the available space.
|
|
if (had_vertical_scrollbar != vertical_scrollbar().is_visible() || had_horizontal_scrollbar != horizontal_scrollbar().is_visible()) {
|
|
page().top_level_browsing_context().set_size(available_size());
|
|
set_content_size(layout_root()->content_size().to_type<int>());
|
|
}
|
|
|
|
page().top_level_browsing_context().set_viewport_scroll_offset({ horizontal_scrollbar().value(), vertical_scrollbar().value() });
|
|
}
|
|
|
|
void InProcessWebView::resize_event(GUI::ResizeEvent& event)
|
|
{
|
|
GUI::AbstractScrollableWidget::resize_event(event);
|
|
layout_and_sync_size();
|
|
}
|
|
|
|
void InProcessWebView::paint_event(GUI::PaintEvent& event)
|
|
{
|
|
GUI::Frame::paint_event(event);
|
|
|
|
GUI::Painter painter(*this);
|
|
painter.add_clip_rect(widget_inner_rect());
|
|
painter.add_clip_rect(event.rect());
|
|
|
|
if (!layout_root()) {
|
|
painter.fill_rect(event.rect(), palette().color(background_role()));
|
|
return;
|
|
}
|
|
|
|
painter.translate(frame_thickness(), frame_thickness());
|
|
|
|
PaintContext context(painter, palette(), { horizontal_scrollbar().value(), vertical_scrollbar().value() });
|
|
context.set_should_show_line_box_borders(m_should_show_line_box_borders);
|
|
context.set_viewport_rect(viewport_rect_in_content_coordinates());
|
|
context.set_has_focus(is_focused());
|
|
layout_root()->paint_all_phases(context);
|
|
}
|
|
|
|
void InProcessWebView::mousemove_event(GUI::MouseEvent& event)
|
|
{
|
|
page().handle_mousemove(to_content_position(event.position()), event.buttons(), event.modifiers());
|
|
GUI::AbstractScrollableWidget::mousemove_event(event);
|
|
}
|
|
|
|
void InProcessWebView::mousedown_event(GUI::MouseEvent& event)
|
|
{
|
|
page().handle_mousedown(to_content_position(event.position()), event.button(), event.modifiers());
|
|
GUI::AbstractScrollableWidget::mousedown_event(event);
|
|
}
|
|
|
|
void InProcessWebView::mouseup_event(GUI::MouseEvent& event)
|
|
{
|
|
page().handle_mouseup(to_content_position(event.position()), event.button(), event.modifiers());
|
|
GUI::AbstractScrollableWidget::mouseup_event(event);
|
|
}
|
|
|
|
void InProcessWebView::mousewheel_event(GUI::MouseEvent& event)
|
|
{
|
|
page().handle_mousewheel(to_content_position(event.position()), event.button(), event.modifiers(), event.wheel_delta_x(), event.wheel_delta_y());
|
|
GUI::AbstractScrollableWidget::mousewheel_event(event);
|
|
}
|
|
|
|
void InProcessWebView::keydown_event(GUI::KeyEvent& event)
|
|
{
|
|
bool page_accepted_event = page().handle_keydown(event.key(), event.modifiers(), event.code_point());
|
|
|
|
if (event.modifiers() == 0) {
|
|
switch (event.key()) {
|
|
case Key_Home:
|
|
vertical_scrollbar().set_value(0);
|
|
break;
|
|
case Key_End:
|
|
vertical_scrollbar().set_value(vertical_scrollbar().max());
|
|
break;
|
|
case Key_Down:
|
|
vertical_scrollbar().increase_slider_by_steps(1);
|
|
break;
|
|
case Key_Up:
|
|
vertical_scrollbar().decrease_slider_by_steps(1);
|
|
break;
|
|
case Key_Left:
|
|
horizontal_scrollbar().increase_slider_by_steps(1);
|
|
break;
|
|
case Key_Right:
|
|
horizontal_scrollbar().decrease_slider_by_steps(1);
|
|
break;
|
|
case Key_PageDown:
|
|
vertical_scrollbar().increase_slider_by(frame_inner_rect().height());
|
|
break;
|
|
case Key_PageUp:
|
|
vertical_scrollbar().decrease_slider_by(frame_inner_rect().height());
|
|
break;
|
|
default:
|
|
if (!page_accepted_event) {
|
|
AbstractScrollableWidget::keydown_event(event);
|
|
return;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
event.accept();
|
|
}
|
|
|
|
AK::URL InProcessWebView::url() const
|
|
{
|
|
if (!page().top_level_browsing_context().active_document())
|
|
return {};
|
|
return page().top_level_browsing_context().active_document()->url();
|
|
}
|
|
|
|
void InProcessWebView::reload()
|
|
{
|
|
load(url());
|
|
}
|
|
|
|
void InProcessWebView::load_html(StringView html, const AK::URL& url)
|
|
{
|
|
page().top_level_browsing_context().loader().load_html(html, url);
|
|
}
|
|
|
|
bool InProcessWebView::load(const AK::URL& url)
|
|
{
|
|
set_override_cursor(Gfx::StandardCursor::None);
|
|
return page().top_level_browsing_context().loader().load(url, FrameLoader::Type::Navigation);
|
|
}
|
|
|
|
const Layout::InitialContainingBlock* InProcessWebView::layout_root() const
|
|
{
|
|
return document() ? document()->layout_node() : nullptr;
|
|
}
|
|
|
|
Layout::InitialContainingBlock* InProcessWebView::layout_root()
|
|
{
|
|
if (!document())
|
|
return nullptr;
|
|
return const_cast<Layout::InitialContainingBlock*>(document()->layout_node());
|
|
}
|
|
|
|
void InProcessWebView::page_did_request_scroll_into_view(const Gfx::IntRect& rect)
|
|
{
|
|
scroll_into_view(rect, true, true);
|
|
set_override_cursor(Gfx::StandardCursor::None);
|
|
}
|
|
|
|
void InProcessWebView::load_empty_document()
|
|
{
|
|
page().top_level_browsing_context().set_active_document(nullptr);
|
|
}
|
|
|
|
DOM::Document* InProcessWebView::document()
|
|
{
|
|
return page().top_level_browsing_context().active_document();
|
|
}
|
|
|
|
const DOM::Document* InProcessWebView::document() const
|
|
{
|
|
return page().top_level_browsing_context().active_document();
|
|
}
|
|
|
|
void InProcessWebView::set_document(DOM::Document* document)
|
|
{
|
|
page().top_level_browsing_context().set_active_document(document);
|
|
}
|
|
|
|
void InProcessWebView::did_scroll()
|
|
{
|
|
page().top_level_browsing_context().set_viewport_scroll_offset({ horizontal_scrollbar().value(), vertical_scrollbar().value() });
|
|
}
|
|
|
|
void InProcessWebView::drop_event(GUI::DropEvent& event)
|
|
{
|
|
if (event.mime_data().has_urls()) {
|
|
if (on_url_drop) {
|
|
on_url_drop(event.mime_data().urls().first());
|
|
return;
|
|
}
|
|
}
|
|
AbstractScrollableWidget::drop_event(event);
|
|
}
|
|
|
|
void InProcessWebView::page_did_request_alert(const String& message)
|
|
{
|
|
GUI::MessageBox::show(window(), message, "Alert", GUI::MessageBox::Type::Information);
|
|
}
|
|
|
|
bool InProcessWebView::page_did_request_confirm(const String& message)
|
|
{
|
|
auto confirm_result = GUI::MessageBox::show(window(), message, "Confirm", GUI::MessageBox::Type::Warning, GUI::MessageBox::InputType::OKCancel);
|
|
return confirm_result == GUI::Dialog::ExecResult::ExecOK;
|
|
}
|
|
|
|
String InProcessWebView::page_did_request_prompt(const String& message, const String& default_)
|
|
{
|
|
String value { default_ };
|
|
if (GUI::InputBox::show(window(), value, message, "Prompt") == GUI::InputBox::ExecOK)
|
|
return value;
|
|
return {};
|
|
}
|
|
|
|
String InProcessWebView::page_did_request_cookie(const AK::URL& url, Cookie::Source source)
|
|
{
|
|
if (on_get_cookie)
|
|
return on_get_cookie(url, source);
|
|
return {};
|
|
}
|
|
|
|
void InProcessWebView::page_did_set_cookie(const AK::URL& url, const Cookie::ParsedCookie& cookie, Cookie::Source source)
|
|
{
|
|
if (on_set_cookie)
|
|
on_set_cookie(url, cookie, source);
|
|
}
|
|
|
|
}
|